1 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3 * common.opt: Add pointer to doc/options.texi.
4 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
5 -fipa-reference): Add or correct doc. Sorted options list for -Os
8 2007-11-07 <aldot@gcc.gnu.org> Bernhard Fischer
11 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
12 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
13 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
14 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
15 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
16 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
17 to TARGET_BIG_ENDIAN_DEFAULT.
18 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
19 * gcc/config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
20 to TARGET_BIG_ENDIAN_DEFAULT.
22 2007-11-07 Diego Novillo <dnovillo@google.com>
24 * tree.h (struct tree_struct_field_tag): Move field
26 (struct tree_memory_tag): ... here.
28 2007-11-07 Diego Novillo <dnovillo@google.com>
31 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
32 (SFT_IN_NESTED_STRUCT): Define.
33 * tree-dfa.c (dump_subvars_for): Show offset of each
35 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
36 * tree-ssa-structalias.c (struct variable_info): Likewise.
37 (push_fields_onto_fieldstack): If OFFSET is positive,
39 (create_variable_info_for): Copy setting of
40 in_nested_struct from the field offset object.
41 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
43 * tree-ssa-operands.c (add_vars_for_offset): If VAR
44 belongs to a nested structure, adjust OFFSET by
47 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
49 PR rtl-optimization/33737
50 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
51 target block after computing the probabilities of outgoing edges.
52 Cap the frequency to BB_FREQ_MAX.
53 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
54 frequency of the basic block if it has been reused.
56 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
58 PR rtl-optimization/33822
59 * rtl.h (REG_OFFSET): Fix comment.
60 * var-tracking.c (INT_MEM_OFFSET): New macro.
61 (var_mem_set): Use it.
62 (var_mem_delete_and_set): Likewise.
63 (var_mem_delete): Likewise.
64 (same_variable_part_p): Likewise.
65 (vt_get_decl_and_offset): Likewise.
66 (offset_valid_for_tracked_p): New predicate.
67 (count_uses): Do not track locations with invalid offsets.
69 (add_stores): Likewise.
71 2007-11-07 Tom Tromey <tromey@redhat.com>
73 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
74 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
76 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
77 Andrey Belevantsev <abel@ispras.ru>
79 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
80 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
81 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
82 Save calculated max_asap in it.
83 (sms_schedule): Calculate maxii using max_asap.
85 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
87 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
88 with -mhard-dfp/-mno-hard-dfp.
90 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
91 Jakub Jelinek <jakub@redhat.com>
94 * haifa-sched.c (check_sched_flags): Remove.
95 (sched_init): Don't call it.
97 2007-11-06 Diego Novillo <dnovillo@google.com>
99 * tree-flow.h (struct fieldoff): Reformat comment.
101 * tree-ssa-operands.c: Tidy top-level comments.
103 (add_vars_for_offset): Tidy parameter formatting..
104 (get_addr_dereference_operands): Likewise.
105 (get_indirect_ref_operands): Likewise.
106 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
107 <OMP_ATOMIC_STORE>: Likewise.
109 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
112 * config/i386/driver-i386.c: Test for __GNUC__ instead of
113 GCC_VERSION which is always defined.
115 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
118 * reload1.c (find_reloads): Also check in_reg when handling a
119 simple move with an input reload and a destination of a hard
122 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
124 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
125 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
126 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
127 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
128 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
129 (m68k_sched_attr_type2): New function.
130 (sched_adjust_cost_state): New static variable.
131 (m68k_sched_adjust_cost): New static function implementing
133 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
134 New static variables.
135 (m68k_sched_variable_issue): New static function implementing
137 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
138 (sched_dump_split_class): New static function.
139 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
141 (sched_dump_dfa_class, m68k_sched_dump): New static function.
142 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
143 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
144 m68k_sched_dfa_post_advance_cycle): New static functions implementing
147 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
148 (CPU_UNITS_QUERY): Define.
150 * config/m68k/cf.md: New file.
151 * config/m68k/m68.md (cf.md): New include.
153 2007-11-06 Tom Tromey <tromey@redhat.com>
155 PR c++/32256, PR c++/32368:
156 * function.c (saved_in_system_header): New global.
157 (push_cfun): Save in_system_header.
158 (pop_cfun): Restore in_system_header.
159 (push_struct_function): Save in_system_header.
161 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
165 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
166 (complete_array_type): Set canonical type appropriately.
167 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
168 C and C++ front ends now have different versions of this function,
169 because the C++ version needs to maintain canonical types here.
171 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
173 * tree-parloops.c (reduction_info): Remove reduction_init field.
174 (initialize_reductions): Remove creation of the reduction_init variable.
175 (struct data_arg): Remove.
176 (add_field_for_reduction, create_stores_for_reduction): New functions.
177 (add_field_for_name): Remove reduction handling.
178 (separate_decls_in_loop): Call add_field_for_reduction,
179 create_stores_for_reduction.
181 2007-11-06 Jakub Jelinek <jakub@redhat.com>
183 PR tree-optimization/33458
184 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
185 !is_gimple_val PHI argument, gimplify it and insert it on edge.
187 PR tree-optimization/33993
188 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
189 rather than build_constructor_from_list if all list values are
191 (get_initial_def_for_induction): Use build_vector instead of
192 build_constructor_from_list.
194 2007-11-05 Mark Mitchell <mark@codesourcery.com>
197 * tree.h (DECL_INIT_PRIORITY): Do not require
198 DECL_HAS_INIT_PRIORITY_P.
199 (DECL_FINI_PRIORITY): Likewise.
200 * tree.c (decl_init_priority_lookup): Remove assert.
201 (decl_fini_priority_insert): Likewise.
202 * cgraphunit.c (static_ctors): Make it a VEC.
203 (static_dtors): Likewise.
204 (record_cdtor_fn): Adjust accordingly.
205 (build_cdtor): Generate multiple functions for each initialization
207 (compare_ctor): New function.
208 (compare_dtor): Likewise.
209 (cgraph_build_cdtor_fns): Sort the functions by priority before
211 (cgraph_build_static_cdtor): Put the priority in the function's
214 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
217 * common.opt: Add shared and pie.
219 2007-11-05 Bob Wilson <bob.wilson@acm.org>
221 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
222 replace references to virtual_stack_vars_rtx in goto_handler.
224 2007-11-05 Paul Brook <paul@codesourcery.com>
226 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
227 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
228 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
229 arm_lang_output_object_attributes_hook.
230 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
231 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
232 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
234 * config/arm/t-arm.c (arm.o): New rule.
235 * config/arm/arm-c.c: New file.
237 2007-11-05 Nick Clifton <nickc@redhat.com>
238 Sebastian Pop <sebastian.pop@amd.com>
240 PR tree-optimization/32540
241 PR tree-optimization/33922
242 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
243 * tree-ssa-pre.c: Include params.h.
244 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
245 to limit the maximum length of the PA set for a given block.
246 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
247 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
249 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
251 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
252 __fixunssfDI): Make return type unsigned.
253 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
254 __fixunssfDI): Make return type unsigned.
256 2007-11-05 Jakub Jelinek <jakub@redhat.com>
258 PR tree-optimization/33856
259 * tree-data-ref.c (get_references_in_stmt): Don't add
260 REFERENCE_CLASS_P trees to references vector if get_base_address
261 returns NULL on them.
263 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
265 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
267 2007-11-04 Andrew Pinski <pinskia@gmail.com>
270 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
271 for TRUTH_NOT_EXPR to type.
273 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
275 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
277 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
280 * dwarf2out.c (add_calling_convention_attribute): Change
281 second argument. Set calling convention to DW_CC_program for
282 Fortran main program.
283 (gen_subprogram_die): Adjust to new prototype for
284 add_calling_convention_attribute.
286 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
288 PR tree-optimization/33987
289 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
291 (vectorizable_reduction): Add type check.
293 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
296 * c-parser.c (c_parser_statement_after_labels): Error if a
297 declaration is parsed after a label.
299 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
302 * reorg.c (emit_delay_sequence): Do not clear the locator on
303 the jump instruction.
305 2007-11-03 Jakub Jelinek <jakub@redhat.com>
308 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
309 current sched region.
311 2007-11-02 Jakub Jelinek <jakub@redhat.com>
313 * config/ia64/ia64.c (struct reg_write_state): Change into
314 unsigned short bitfields rather than unsigned int, decrease
315 first_pred to just 10 bits.
316 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
318 (rws_insn_set, rws_insn_test): New functions.
319 (in_safe_group_barrier): New variable.
320 (rws_update): Remove first argument, always set rws_sum array.
321 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
322 or update rws_sum if !in_safe_group_barrier, adjust rws_update
324 (rtx_needs_barrier): Use rws_insn_test macro.
325 (safe_group_barrier_needed): Don't save/restore rws_sum array,
326 instead set/clear in_safe_group_barrier flag.
328 2007-11-02 Bob Wilson <bob.wilson@acm.org>
330 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
331 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
332 pointer or frame pointer.
333 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
334 (MUST_USE_SJLJ_EXCEPTIONS): Define.
335 (DWARF2_UNWIND_INFO): Define.
336 (INCOMING_RETURN_ADDR_RTX): Define.
337 (DWARF_FRAME_RETURN_COLUMN): Define.
339 2007-11-02 Tom Tromey <tromey@redhat.com>
341 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
344 2007-11-02 Diego Novillo <dnovillo@google.com>
346 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
347 argument from function pointer ANALYZE_EXPR. Update all
349 * cgraph.c (debug_cgraph_node): New.
352 2007-11-02 Jakub Jelinek <jakub@redhat.com>
354 PR rtl-optimization/33648
355 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
356 the newly created basic block.
358 2007-11-01 Richard Guenther <rguenther@suse.de>
360 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
362 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
364 PR rtl-optimization/33828
365 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
368 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
370 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
371 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
372 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
374 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
376 * gcc.c (getenv_spec_function): Escape the environment variable's
379 2007-11-01 Janis Johnson <janis187@us.ibm.com>
381 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
382 show that CSE means common subexpression elimination. Change wording
383 for -fsee and define LCM. Remove capitalization of optimizations
384 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
386 2007-11-01 Janis Johnson <janis187@us.ibm.com>
389 * doc/sourcebuild.texi (Test Directives): Document that xfail
390 has no effect for dg-do except when dg-do-what is "run".
392 2007-11-01 Tom Tromey <tromey@redhat.com>
394 * c-decl.c (grokdeclarator): Set decl source locations.
395 * c-parser.c (c_parser_enum_specifier): Set location.
396 (c_parser_struct_or_union_specifier): Likewise.
398 2007-11-01 Tom Tromey <tromey@redhat.com>
400 * print-tree.c (print_node): Print column number.
402 2007-11-01 Jakub Jelinek <jakub@redhat.com>
405 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
406 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
407 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
409 PR rtl-optimization/33673
410 * gcse.c (cprop_jump): If a conditional jump has been optimized
411 into unconditional jump, make the remaining normal edge fallthru
412 and delete the jump insn.
414 2007-11-01 Ben Elliston <bje@au.ibm.com>
416 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
417 (set_mem_attrs_from_reg): Likewise.
419 2007-11-01 Michael Matz <matz@suse.de>
421 PR tree-optimization/33961
422 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
423 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
424 (add_or_mark_expr): New argument 'store', using it to search
426 (nt_init_block): Adjust calls to add_or_mark_expr.
428 2007-10-31 Jakub Jelinek <jakub@redhat.com>
431 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
432 for the first push_operand.
434 2007-10-31 Revital Eres <eres@il.ibm.com>
436 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
437 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
438 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
439 movmisalignv2sf, vcondv2sf): New.
440 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
441 UNSPEC_EXTODD_V2SF): Define new constants.
442 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
443 paired_emit_vector_cond_expr): New.
444 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
445 * config/rs6000/rs6000.c (paired_expand_vector_move,
446 paired_emit_vector_cond_expr, paired_emit_vector_compare):
448 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
450 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
452 PR tree-optimization/32377
453 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
454 work also for unknown number of iterations.
455 (analyze_subscript_affine_affine): Clean up. Don't fail when the
456 number of iterations is not known.
458 2007-10-31 Richard Guenther <rguenther@suse.de>
461 * fold-const.c (extract_muldiv_1): Make sure to not introduce
462 new undefined integer overflow.
463 (fold_binary): Avoid useless conversion.
465 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
468 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
471 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
473 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
475 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
476 with -mhard-dfp/-mno-hard-dfp.
477 * config/s390/s390.opt: Likewise.
478 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
481 2007-10-30 Janis Johnson <janis187@us.ibm.com>
483 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
485 2007-10-30 Janis Johnson <janis187@us.ibm.com>
487 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
488 optimization options.
489 (Optimize Options): Add -fdce and -fdse to the list of optimizations
490 enabled by -O. Document -fdce and -fdse.
492 2007-10-30 Jakub Jelinek <jakub@redhat.com>
495 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
496 convert second operand of COMPOUND_EXPR to the original type of
499 2007-10-30 Richard Guenther <rguenther@suse.de>
501 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
502 of loop adding SFTs as virtual operands.
504 2007-10-30 Richard Guenther <rguenther@suse.de>
506 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
508 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
510 PR tree-optimization/32893
511 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
512 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
514 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
516 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
518 (sub_ddmmss): Likewise.
519 (umul_ppmm): Likewise.
520 (udiv_qrnnd): Likewise.
522 2007-10-29 Janis Johnson <janis187@us.ibm.com>
525 * doc/sourcebuild.texi (Test Directives): Document that dg-require
526 directives must come before dg-additional-sources.
528 2007-10-29 Jakub Jelinek <jakub@redhat.com>
530 PR tree-optimization/33723
531 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
532 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
534 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
536 PR tree-optimization/33614
537 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
538 if they can't be reduced to VECTOR_CSTs and aren't legitimate
539 initializer constants.
541 2007-10-29 Richard Guenther <rguenther@suse.de>
543 PR tree-optimization/33870
544 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
545 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
548 2007-10-29 Richard Guenther <rguenther@suse.de>
550 * passes.c (init_optimization_passes): Exchange store_copy_prop
552 * tree-pass.h (pass_store_copy_prop): Remove.
553 * tree-ssa-copy.c (do_store_copy_prop): Remove.
554 (stmt_may_generate-copy): Do not handle store_copy_prop.
555 (get_copy_of_val): Likewise.
556 (set_copy_of_val): Likewise.
557 (copy_prop_visit_assignment): Likewise.
558 (copy_prop_visit_stmt): Likewise.
559 (copy_prop_visit_phi_node): Likewise.
560 (init_copy_prop): Likewise.
561 (execute_copy_prop): Likewise.
562 (do_copy_prop): Remove.
563 (gate_store_copy_prop): Likewise.
564 (store_copy_prop): Likewise.
565 (pass_store_copy_prop): Likewise.
566 (pass_copy_prop): Call execute_copy_prop.
567 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
568 * common.opt (ftree-store-copy-prop): Mark obsolete.
569 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
571 2007-10-29 Ian Lance Taylor <iant@google.com>
573 * ifcvt.c (noce_can_store_speculate_p): New static function.
574 (noce_process_if_block): Call it.
575 (if_convert): Remove recompute_dominance parameter. Change all
578 2007-10-29 Richard Guenther <rguenther@suse.de>
580 * tree-flow-inline.h (get_subvar_at): Use binary search.
581 (get_first_overlapping_subvar): New function to binary search
582 for the first overlapping subvar.
583 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
584 just handle adding subvars for a pointed-to subvar. Optimize
585 and use get_first_overlapping_subvar.
586 (add_vars_for_bitmap): Fold into single caller.
587 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
588 and non pointed-to bits of add_vars_for_offset.
590 2007-10-29 Revital Eres <eres@il.ibm.com>
592 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
594 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
595 Zdenek Dvorak <ook@ucw.cz>
598 reduction support for automatic parallelization.
600 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
602 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
603 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
604 and OMP_ATOMIC_STORE.
605 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
606 * gimple-low.c (lower_stmt): Same.
607 * gimplify.c (gimplify_expr): Same.
608 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
609 gimplify_omp_atomic_mutex): Remove.
610 (gimplify_omp_atomic): Change it to simply gimplify the
611 statement instead of expanding it.
612 * omp-low.c: Add includes to optabs.h, cfgloop.h.
613 (expand_omp_atomic, expand_omp_atomic_pipeline,
614 goa_stabilize_expr, expand_omp_atomic_mutex,
615 expand_omp_atomic_fetch_op): New functions to implement
616 expansion of OMP_ATOMIC.
617 (expand_omp, build_omp_regions_1): Add support for
618 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
619 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
621 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
623 * tree-parloops.c: add include to tree-vectorizer.h.
624 (reduction_info): New structure for reduction.
625 (reduction_list): New list to represent list of reductions per loop.
626 (struct data_arg): New helper structure for reduction.
627 (reduction_info_hash, reduction_info_eq, reduction_phi,
628 initialize_reductions, create_call_for_reduction,
629 create_phi_for_local_result, create_call_for_reduction_1,
630 create_loads_for_reductions, create_final_loads_for_reduction):
632 (loop_parallel_p): Identify reductions, add reduction_list parameter.
633 (separate_decls_in_loop_name): Support reduction variables.
634 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
635 call create_loads_for_reduction for each reduction.
636 (canonicalize_loop_ivs): Identify reductions, add reduction_list
638 (transform_to_exit_first_loop): Add reduction support, add
639 reduction_list parameter.
640 (gen_parallel_loop): Add reduction_list parameter. Add call
641 separate_decls_in_loop with
642 the new argument. Traverse reductions and call
643 initialize_reductions, create_call_for_reduction.
644 (parallelize_loops): Create and delete the reduction list.
645 (add_field_for_name): Change use of data parameter. Add fields for
647 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
648 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
649 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
650 * tree-inline.c (estimate_num_insns_1): add cases for
651 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
652 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
653 * tree-ssa-operands.c (get_addr_dereference_operands):
654 New function. Subroutine of get_indirect_ref_operands.
655 (get_indirect_ref_operands): Call get_addr_dereference_operands.
656 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
659 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
661 * config/cris/cris.c: Include df.h.
662 (cris_address_cost): Add gcc_assert for canonicalization
663 assumptions. For PLUS with MULT or register, correct
664 test for register in other arm. Tweak comments.
666 2007-10-28 Richard Guenther <rguenther@suse.de>
668 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
669 telling if the var is to be treated as points-to location.
670 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
671 (add_virtual_operand): Only recurse into MPTs if aliases
674 2007-10-28 Richard Guenther <rguenther@suse.de>
676 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
677 (add_vars_for_bitmap): Do not recurse further. Only add vars
679 (add_virtual_operand): Re-instantiate loop to add operands for
680 aliases. Recurse into MPTs.
681 (get_indirect_ref_operands): If we fall back to use a pointers
682 SMT, make sure to not prune based on the access offset and size.
684 2007-10-28 Andrew Pinski <pinskia@gmail.com>
687 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
688 the eh information on the statement.
690 2007-10-28 Richard Guenther <rguenther@suse.de>
692 * tree-flow.h (subvar_t): Make it a VEC.
693 (struct subvar): Remove.
694 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
695 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
697 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
698 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
699 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
700 (set_initial_properties): Likewise.
701 (setup_pointers_and_addressables): Likewise.
702 (new_type_alias): Likewise.
703 (create_overlap_variables_for): Likewise.
704 * tree-dfa.c (dump_subvars_for): Likewise.
705 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
706 (get_expr_operands): Likewise.
707 (add_to_addressable_set): Likewise.
708 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
710 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
712 PR tree-optimization/33920
713 * tree-if-conv.c (tree_if_conversion): Force predicate of single
714 successor bb to true when predecessor bb has NULL predicate.
715 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
717 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
719 * config/mips/mips.md: Add combiner patterns for DImode extensions
720 of HImode and QImode truncations. Reformat HImode <- QImode pattern
723 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
726 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
728 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
730 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
731 LIBCALL notes if they are about to be moved to the same insn.
733 2007-10-27 Richard Guenther <rguenther@suse.de>
735 PR tree-optimization/33870
736 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
737 duplication. Remove redundant call to access_can_touch_variable.
738 (add_vars_for_bitmap): New helper for recursing over MPT contents.
739 (add_virtual_operand): Use it.
741 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
744 * pa.h (ASM_PN_FORMAT): Delete define.
746 2007-10-26 Janis Johnson <janis187@us.ibm.com>
748 * doc/invoke.texi (Option Summary, optimizations): Remove
749 -fbounds-check. Add -fassociative-math, -freciprocal-math,
750 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
751 -fsplit-wide-types to match later entry. Break up a long line.
752 (Option Summary, code gen options) Add -fno-stack-limit. Add
753 missing @gol to the end of a line.
754 (Optimization Options): Remove -fbounds-check, which is also
755 documented under Code Generation Options. Remove =n from
756 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
757 to -fcprop-registers to match other options, and say when it is
758 enabled rather than disabled. Remove extra index entry for
759 -fno-cx-limited-range. Add index entries for -fstack-protector
760 and -fstack-protector-all.
761 (Code Gen Options): Add index entry for -ftls-model.
763 2007-10-26 Anatoly Sokolov <aesok@post.ru>
765 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
766 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
767 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
768 expand_epilogue, output_movhi): Don't handle 'main' function.
769 (avr_attribute_table): Add 'OS_task' function attribute.
770 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
772 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
773 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
775 * config/avr/avr.opt (minit-stack): Remove.
777 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
779 * tree-nested.c (get_trampoline_type): Fix thinko.
781 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
784 * tree.c (build_offset_type): Build canonical type based on the
785 TYPE_MAIN_VARIANT of the base type.
787 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
789 * reorg.c (emit_delay_sequence): Move insn locator from the
790 first insn to the sequence.
792 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
794 * ipa-pure-const.c (check_decl): Return immediately when
795 pure_const_state has been set to IPA_NEITHER.
797 2007-10-25 Ira Rosen <irar@il.ibm.com>
799 PR tree-optimization/33833
800 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
801 and convert init to sizetype in inner_base construction.
803 2007-10-25 Richard Guenther <rguenther@suse.de>
805 * tree-flow.h (mem_sym_stats): Remove.
806 (dump_mem_sym_stats_for_var): Declare.
807 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
808 (mem_sym_stats): Move ...
809 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
810 (mem_sym_score): Rename from ...
811 (pscore): ... this. Remove.
812 (dump_mem_sym_stats_for_var): New function. Dump the score, but
814 (compare_mp_info_entries): Make sort stable by disambiguating
817 2007-10-25 Ira Rosen <irar@il.ibm.com>
819 PR tree-optimization/33866
820 * tree-vect-transform.c (vectorizable_store): Check operands of all
821 the stmts in the group of strided accesses. Get def stmt type for each
822 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
824 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
826 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
827 (Yt): Rename register constraint to Y2.
828 * config/i386/sse.md: Use renamed register constraints.
829 * config/i386/mmx.md: Ditto.
830 * config/i386/i386.md: Ditto.
832 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
834 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
836 2007-10-24 Chao-ying Fu <fu@mips.com>
838 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
839 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
841 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
842 Olga Golovanevsky <olga@il.ibm.com>
844 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
845 the compiler that wr.wrap and wr.domain are initialized in
848 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
850 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
851 to print gcov_type values.
853 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
855 * config/avr/avr.h: Do not include progmem_section definition when
856 building with IN_TARGET_LIBS.
858 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
861 * config/mips/mips.c (mips_lo_sum_offset): New structure.
862 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
863 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
864 (mips_orphaned_high_part_p: New functions.
865 (mips_avoid_hazard): Don't check INSN_P here.
866 (mips_avoid_hazards): Rename to...
867 (mips_reorg_process_insns): ...this. Cope with
868 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
869 or turn them into nops.
870 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
871 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
872 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
873 (mips_override_options): Set flag_delayed_branch to 0.
875 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
877 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
878 MIPS-specific implementation details.
879 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
880 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
881 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
882 for targets with movmemsi.
883 (MOVE_BY_PIECES_P): Define.
884 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
885 (mips_block_move_loop): Add a bytes_per_iter argument.
886 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
887 Update call to mips_block_move_loop.
889 2007-10-24 Michael Matz <matz@suse.de>
892 * var-tracking.c (variable_union): Don't break after one loop
893 iteration but only when a difference is found.
894 (dump_variable): Also print DECL_UID.
896 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
898 * ipa-type-escape.h: Expose function
899 is_array_access_through_pointer_and_index.
901 (is_array_access_through_pointer_and_index):
902 Add three new parameters. Add support of
903 POINTER_PLUS_EXPR tree code.
905 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
907 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
908 * tree-pass.h: Add pass_ipa_struct_reorg.
909 * common.opt: Add ipa-struct-reorg flag.
910 * Makefile.in: Add ipa-strcut-reorg.o compilation.
911 * passes.c: Add pass pass_ipa_struct_reorg.
912 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
913 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
915 2007-10-24 Ira Rosen <irar@il.ibm.com>
917 PR tree-optimization/33804
918 * tree-vect-transform.c (vectorizable_operation): Remove the
919 checks that the vectorization is worthwhile from the transformation
922 2007-10-24 Ira Rosen <irar@il.ibm.com>
924 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
925 vectype cannot be determined for the scalar type.
926 (vect_analyze_slp_instance): Likewise.
927 * tree-vect-transform.c (vect_model_reduction_cost): Change the
928 return type to bool. Return false if vectype cannot be determined
930 (vect_get_constant_vectors): Return false if vectype cannot be
931 determined for the scalar type.
932 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
933 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
934 vectorizable_reduction): Likewise.
936 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
938 * config.gcc: For a FreeBSD target, parse the value of ${target}
939 to determine the value of FBSD_MAJOR, instead of adding an
940 explicit check for every possible FreeBSD major version.
942 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
944 PR rtl-optimization/33846
945 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
947 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
949 PR tree-optimization/33860
950 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
951 interleaved accesses in case the dr is inside the inner-loop during
952 outer-loop vectorization.
954 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
956 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
957 Document MEM_POINTER. Replace mentions of "integrated"
958 field with "return_val". Delete outdated stuff.
960 2007-10-23 David Edelsohn <edelsohn@gnu.org>
962 * config/rs6000/rs6000.c (rs6000_override_options): Set
963 rs6000_altivec_abi on AIX.
964 (conditional_register_usage): Set VR20:31 fixed on AIX.
966 2007-10-23 Richard Guenther <rguenther@suse.de>
968 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
971 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
972 David S. Miller <davem@davemloft.net>
974 * df-scan.c (df_get_call_refs): Mark global registers as both a
975 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
977 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
979 PR tree-optimization/33834
980 PR tree-optimization/33835
981 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
982 stmts need to be checked for success seperately.
983 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
984 Remove the check that stmt is not LIVE.
985 (vectorizable_assignment, vectorizable_induction): Likewise.
986 (vectorizable_operation, vectorizable_type_demotion): Likewise.
987 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
989 (vectorizable_live_operation): Check that op is not NULL.
991 2007-10-22 Janis Johnson <janis187@us.ibm.com>
993 * doc/invoke.texi (Optimization Options): In the summary, show
994 that the value for options -falign-jumps, -falign-labels,
995 -falign-loops, -falign-functions, -fsched-stalled-insns, and
996 -fsched-stalled-insns-dep is optional. In the summary, show that
997 -fsched-stalled-insns takes an optional argument and that
998 -fparallelize-loops takes an argument. Add opindex for several
999 optimization options, and fix typos in the opindex commands for
1000 several others. In the descriptions for -fsched-stalled-insns
1001 and -fsched-stalled-insns-dep, show the options with and without
1004 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1006 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1008 * config/avr/avr.h (LINK_SPEC): Likewise.
1009 (CRT_BINUTILS_SPECS): Likewsie.
1010 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1012 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1014 PR rtl-optimization/33644
1015 * cfgcleanup.c: Do not include dce.h.
1016 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1017 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1018 * dce.c (something_changed): Delete.
1019 (libcall_dead_p): New predicate.
1020 (delete_unmarked_insns): Use it to delete dead libcalls.
1021 Deal with REG_LIBCALL and REG_RETVAL notes.
1022 (prescan_libcall_for_dce): New function.
1023 (prescan_insns_for_dce): Use it to deal with libcalls.
1024 (mark_reg_dependencies): Do nothing special for libcalls.
1025 (dce_process_block): Likewise.
1026 (fast_dce): Delete unused local variable.
1027 (run_fast_dce): Do not return a value.
1028 * dce.h (struct df): Delete.
1029 (run_fast_dce): Adjust prototype.
1030 * optabs.c (libcall_id): Delete.
1031 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1032 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1033 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1034 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1035 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1036 notes instead of REG_LIBCALL_ID notes.
1037 * reg-notes.def (LIBCALL_ID): Delete.
1038 * Makefile.in (see.o): Add dce.h dependency.
1039 (cfgcleanup.o): Remove dce.h dependency.
1041 2007-10-22 Michael Matz <matz@suse.de>
1043 PR tree-optimization/33855
1044 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1047 2007-10-22 Ira Rosen <irar@il.ibm.com>
1049 PR tree-optimization/33854
1050 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1051 FLOAT_EXPR to the list of promotion operations.
1053 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1057 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1058 (print_reg): Print register prefix only with AT&T asm syntax.
1059 Support pc_rtx for RIP register.
1060 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1061 relative addressing. Always print segment register prefix with AT&T
1062 asm syntax and never with Intel asm syntax.
1063 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1064 Fix prefix for 16-byte XFmode operands.
1065 (output_addr_const_extra): Support Intel asm syntax.
1066 (x86_file_start): Don't use register prefix with Intel asm syntax.
1067 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1068 ("return_internal_long"): Fix Intel asm syntax output.
1069 ("set_got_rex64"): Support Intel asm syntax.
1070 ("set_rip_rex64"): Likewise.
1071 ("set_got_offset_rex64"): Likewise.
1072 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1074 ("*tls_global_dynamic_64"): Likewise.
1075 ("*tls_local_dynamic_base_64"): Likewise.
1076 ("*load_tp_si")("*load_tp_di"): Likewise.
1077 ("*add_tp_si")("*add_tp_di"): Likewise.
1078 ("*tls_dynamic_lea_64"): Likewise.
1079 ("*sibcall_value_1_rex64_v"): Likewise.
1080 ("stack_tls_protect_set_si"): Likewise.
1081 ("stack_tls_protect_set_di"): Likewise.
1082 ("stack_tls_protect_test_si"): Likewise.
1083 ("stack_tls_protect_test_di"): Likewise.
1084 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1086 ("*movv2sf_internal_rex64"): Likewise.
1087 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1088 (__get_cpuid_max): Likewise.
1090 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1092 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1093 the STRICT_P argument type "bool" rather than "int".
1094 (mips_legitimate_address_p): Likewise.
1095 (fp_register_operand, lo_operand): Delete.
1096 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1097 (mips_emit_scc): Rename to...
1098 (mips_expand_scc): ...this.
1099 (gen_conditional_branch): Rename to...
1100 (mips_expand_conditional_branch): ...this.
1101 (gen_conditional_move): Rename to...
1102 (mips_expand_conditional_move): ...this.
1103 (mips_gen_conditional_trap): Rename to...
1104 (mips_expand_conditional_trap): ...this and take an rtx code instead
1105 of an operands array.
1106 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1108 (mips_emit_fcc_reload): Rename to...
1109 (mips_expand_fcc_reload): ...this.
1110 (init_cumulative_args): Rename to...
1111 (mips_init_cumulative_args): ...this and remove the libname argument.
1112 (function_arg_advance): Rename to...
1113 (mips_function_arg_advance): ...this.
1114 (function_arg): Rename to...
1115 (mips_function_arg): ...this and use "rtx" instead of
1117 (function_arg_boundary): Rename to...
1118 (mips_function_arg_boundary): ...this.
1119 (mips_expand_unaligned_load): Rename to...
1120 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1121 and BITPOS arguments type "HOST_WIDE_INT".
1122 (mips_expand_unaligned_store): Rename to...
1123 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1124 and BITPOS arguments type "HOST_WIDE_INT".
1125 (override_options): Rename to...
1126 (mips_override_options): ...this.
1127 (print_operand): Rename to...
1128 (mips_print_operand): ...this.
1129 (print_operand_address): Rename to...
1130 (mips_print_operand_address): ...this.
1131 (mips_output_ascii): Remove the PREFIX argument.
1132 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1134 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1135 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1136 of "struct rtx_def *".
1137 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1139 (build_mips16_call_stub): Delete.
1140 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1141 (mips_use_ins_ext_p): Give the second and third arguments type
1142 "HOST_WIDE_INT" rather than "rtx".
1143 * config/mips/mips.h: Update after the above changes. Tweak comments
1145 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1146 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1147 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1148 element type from "char" to "bool".
1149 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1150 (mips_cpu_info_table): Delete.
1151 * config/mips/mips.md: Update after the above changes. Tweak some
1153 * config/mips/mips-ps-3d.md: Likewise.
1154 * config/mips/mips.c: Tweak comments and formatting.
1155 Use NULL-like macros rather than 0 in various places.
1156 (mips_section_threshold): Rename to...
1157 (mips_small_data_threshold): ...this and give it an unsigned type.
1158 (num_source_filenames): Remove explicit initialization.
1159 (sdb_label_count): Likewise.
1160 (sym_lineno): Delete.
1161 (set_noat): Make static.
1162 (mips_branch_likely): Likewise, and give it type "bool".
1163 (mips_isa_info): Rename to...
1164 (mips_isa_option_info): ...this.
1165 (mips_flag_delayed_branch): Rename to...
1166 (mips_base_delayed_branch): ...this.
1167 (mips_split_addresses): Delete.
1168 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1169 element type from "char" to "bool".
1170 (mips_regno_to_class): Add an explicit array size.
1171 (mips16_flipper): Change from type "int" to type "bool".
1172 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1173 (mips_tls_operand_p): Rename to...
1174 (mips_tls_symbol_p): ...this.
1175 (mips_global_symbol_p): Remove redundant "const".
1176 (mips_offset_within_alignment_p): Simplify.
1177 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1178 to STRICT_P and give it type bool.
1179 (mips_valid_base_register_p): Likewise.
1180 (mips_classify_address): Likewise.
1181 (mips_legitimate_address_p): Likewise.
1182 (mips16_unextended_reference_p): Take the offset as an
1183 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1184 (mips_const_insns): Use IN_RANGE.
1185 (mips_force_temporary): Remove an unnecessary copy_rtx.
1186 (mips16_gp_pseudo_reg): Simplify.
1187 (mips_split_symbol): Remove an unnecessary copy_rtx.
1188 (mips_legitimize_tls_address): Only create registers if we need them.
1189 (mips_legitimize_address): Use mips_split_plus.
1190 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1191 variable COST to NUM_OPS.
1192 (mips_legitimize_move): Use gen_lowpart.
1193 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1194 (m16_check_op): Use IN_RANGE.
1195 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1196 (mips_split_doubleword_move): Pass booleans to mips_subword.
1197 (mips_output_move): Store the mode in a local variable.
1198 Explicitly assert that this function does not deal with
1199 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1200 cases more consistent.
1201 (mips_relational_operand_ok_p): Rename to...
1202 (mips_int_order_operand_ok_p): ...this.
1203 (mips_canonicalize_comparison): Rename to...
1204 (mips_canonicalize_int_order_test): ...this.
1205 (mips_emit_int_relational): Rename to...
1206 (mips_emit_int_order_test): ...this. Store the mode in a local
1208 (mips_reverse_fp_cond_p): Rename to...
1209 (mips_reversed_fp_cond): ...this.
1210 (mips_emit_compare): Make the order of the statements more consistent.
1211 (mips_emit_scc): Rename to...
1212 (mips_expand_scc): ...this.
1213 (gen_conditional_branch): Rename to...
1214 (mips_expand_conditional_branch): ...this.
1215 (gen_conditional_move): Rename to...
1216 (mips_expand_conditional_move): ...this. Build the condition
1217 separately from the main pattern.
1218 (mips_gen_conditional_trap): Rename to...
1219 (mips_expand_conditional_trap): ...this and take an rtx code instead
1220 of an operands array. Simplify.
1221 (init_cumulative_args): Rename to...
1222 (mips_init_cumulative_args): ...this. Use memset rather than a
1223 copy from a zeroed static. Use prototype_p and stdarg_p.
1224 (mips_arg_info): Rename to...
1225 (mips_get_arg_info): ...this and put the INFO argument first.
1226 (function_arg): Rename to...
1227 (mips_function_arg): ...this and use "rtx" instead of
1228 "struct rtx_def *". Only split structures into chunks if
1229 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1230 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1231 comparison with REAL_TYPE. Rename local variable REG to REGNO
1232 and make it unsigned.
1233 (function_arg_advance): Rename to...
1234 (mips_function_arg_advance): ...this.
1235 (function_arg_boundary): Rename to...
1236 (mips_function_arg_boundary): ...this.
1237 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1239 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1240 comparison with REAL_TYPE.
1241 (mips_function_value): Remove the FUNC argument. Rename local
1242 variable UNSIGNEDP to UNSIGNED_P.
1243 (mips_return_in_memory): Use IN_RANGE.
1244 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1245 to FUNCTION_ARG_ADVANCE.
1246 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1247 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1248 SIZE and RSIZE if needed.
1249 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1251 (build_mips16_function_stub): Rename to...
1252 (mips16_build_function_stub): ...this.
1253 (build_mips16_call_stub): Rename to...
1254 (mips16_build_call_stub): ...this. Make static, and return a
1255 "bool" rather than an "int". Rename the ARG_SIZE argument to
1256 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1257 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1258 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1260 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1261 are not sibling ones.
1262 (mips_emit_fcc_reload): Rename to...
1263 (mips_expand_fcc_reload): ...this.
1264 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1266 (mips_expand_unaligned_load): Rename to...
1267 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1268 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1270 (mips_expand_unaligned_store): Rename to...
1271 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1272 and BITPOS arguments type "HOST_WIDE_INT".
1273 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1274 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1276 (mips_init_split_addresses): Replace with...
1277 (mips_split_addresses_p): ...this new function.
1278 (mips_init_relocs): Check mips_split_addresses_p () rather than
1279 mips_split_addresses. Always initialize mips_split_p with booleans.
1280 (print_operand_reloc): Rename to...
1281 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1283 (print_operand): Rename to...
1284 (mips_print_operand): ...this.
1285 (print_operand_address): Rename to...
1286 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1287 (mips_in_small_data_p): Simplify.
1288 (mips_output_ascii): Remove the PREFIX argument and "register"
1289 keywords. Use the STRING parameter directly and cast to
1291 (mips16e_collect_argument_save_p): Use IN_RANGE.
1292 (mips_function_has_gp_insn): Simplify.
1293 (mips_set_return_address): Use BITSET_P.
1294 (mips_restore_gp): Use a separate statement to pick the base
1296 (mips_output_function_prologue): Use a local FRAME variable.
1297 (mips_save_reg): Pass booleans to mips_subword.
1298 (mips_expand_prologue): Use a local FRAME variable. Use
1299 cprestore_size to detect when .cprestore is needed.
1300 (mips_restore_reg): Use GP_REG_FIRST.
1301 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1302 rather than "int". Use local FRAME and REGNO variables.
1303 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1304 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1306 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1307 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1308 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1309 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1310 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1311 (builtin_description): Rename to...
1312 (mips_builtin_description): ...this.
1313 (mips_bdesc): Rename to...
1314 (mips_ps_bdesc): ...this.
1315 (sb1_bdesc): Rename to...
1316 (mips_sb1_bdesc): ...this.
1317 (dsp_bdesc): Rename to...
1318 (mips_dsp_bdesc): ...this.
1319 (dsp_32only_bdesc): Rename to...
1320 (mips_dsp_32only_bdesc): ...this.
1321 (bdesc_map): Rename to...
1322 (mips_bdesc_map): ...this.
1323 (bdesc_arrays): Rename to...
1324 (mips_bdesc_arrays): ...this.
1325 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1326 Tweak error message.
1327 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1328 Rename local variables I and J to OPNO and ARGNO respectively.
1329 Assert that the number of arguments is no more than the number of
1331 (mips_expand_builtin_compare): Use an array of arguments rather
1332 than an array of operands. Assert that the number of operands is
1334 (add_constant): Rename to...
1335 (mips16_add_constant): ...this. Use XNEW.
1336 (dump_constants_1): Rename to...
1337 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1338 (dump_constants): Rename to...
1339 (mips16_emit_constants): ...this.
1340 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1341 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1342 Assign mips16_p to was_mips16_p.
1343 (mips_parse_cpu): Tweak warning message.
1344 (override_options): Rename to...
1345 (mips_override_options): ...this. Move the mips_cost initialization
1346 out of the "shared with GAS" block. Quote option names in error
1348 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1349 (mips_order_regs_for_local_alloc): Remove register keyword.
1351 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1353 * system.h (IN_RANGE): Cast each argument individually.
1355 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1357 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1358 MIPS16 code unless using o32 or o64.
1360 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1362 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1363 for modes smaller than 4 bytes.
1364 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1367 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1369 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1370 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1371 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1372 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1374 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1376 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1377 sibling calls to "mips16" functions if the function satisfies
1378 const_call_insn_operand.
1380 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1382 * config/mips/mips.c (mips_va_start): Fix types in calls
1385 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1387 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
1390 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1392 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1393 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1394 instead of checking mips_isa.
1396 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1398 * doc/invoke.texi (-mpaired-single): Don't say that the option
1399 requires 64-bit code.
1400 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1401 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1402 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1403 V2SF if ISA_MIPS32R2.
1404 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1405 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1406 to ISA_HAS_NMADD_NMSUB.
1407 (mips_split_doubleword_move): Handle V2SF.
1408 (mips_modes_tieable_p): New function.
1409 (override_options): Report a warning rather than an error when
1410 -mpaired-single is used on ISAs that don't support it; use
1411 ISA_HAS_PAIRED_SINGLE to check that case.
1412 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1413 and DF move splitters with a single MOVE64 splitter, thereby adding
1414 a V2SF splitter too.
1415 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1416 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1417 (HALFMODE): Add V2SF.
1418 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1419 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1420 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1421 (movv2sf_hardfloat_32bit): New pattern.
1422 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1423 TARGET_DOUBLE_FLOAT conditions.
1425 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1427 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1428 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1429 64-bit register in 64-bit libgcc.
1431 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1433 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1434 * config/avr/avr.h (LINK_SPEC): Likewise.
1435 (CRT_BINUTILS_SPECS): Likewsie.
1436 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1438 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1440 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1441 and -Wfatal-errors together.
1443 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1446 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1447 change for vrsave, ie restore after frame pop.
1449 2007-10-19 David S. Miller <davem@davemloft.net>
1451 * config/sparc/niagara2.md: Fix copyright notice.
1453 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1455 PR tree-optimization/23820
1456 PR tree-optimization/24309
1457 PR tree-optimization/33766
1458 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1459 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1460 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1461 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1462 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1463 (linear_transform_loops): Use perfect_loop_nest_depth.
1464 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1465 should have a single condition: their exit.
1467 2007-10-19 Richard Guenther <rguenther@suse.de>
1471 * stor-layout.c (layout_type): Assert that aggregates do not
1472 have their alias sets set.
1473 * alias.c (get_alias_set): Return alias set zero for incomplete
1474 types, return the alias set of the element for incomplete array
1475 types, but do not remember these.
1477 2007-10-19 Richard Guenther <rguenther@suse.de>
1480 2007-10-19 Richard Guenther <rguenther@suse.de>
1483 * tree.c (build_array_type): Do not re-layout unbound array
1486 2007-10-19 Richard Guenther <rguenther@suse.de>
1489 * tree.c (build_array_type): Do not re-layout unbound array
1492 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1494 * config/mips/mips.c (mips_canonicalize_comparison): Check
1495 mips_relational_operand_ok_p before trying to rewrite the test.
1496 Only calculate PLUS_ONE if needed.
1497 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1500 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1502 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1505 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1507 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1508 the call uses the incoming value of $2.
1510 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1512 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1513 rather then gen_rtx_MEM.
1514 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1516 (mips_set_return_address): Likewise.
1517 (mips_restore_gp): Likewise.
1519 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1521 * config/mips/mips.c (gpr_mode): Delete.
1522 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1523 instead of gpr_mode.
1524 (mips_for_each_saved_reg): Likewise.
1525 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1526 (override_options): Don't initialize gpr_mode.
1527 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1529 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1531 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1533 (mips_class_max_nregs): Calculate the smallest consituent register
1534 size and use that to determine an upper bound on the number of
1537 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1539 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1541 (mips_expand_epilogue): ...here.
1542 (mips_mdebug_abi_name): New function, split out from...
1543 (mips_file_start): ...here.
1544 (mips_hard_regno_mode_ok_p): New function, split out from...
1545 (override_options): ...here.
1546 (mips_expand_builtin_1): New function, split out from...
1547 (mips_expand_buitin): ...here. Abort if we don't recognize
1550 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1552 * config/mips/mips.c (build_mips16_function_stub): Load the
1553 target address into $1 before transfering the arguments.
1554 Don't use ".set noreorder".
1555 (build_mips16_call_stub): Likewise.
1557 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1559 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1560 (mips_output_64bit_xfer): Likewise.
1561 (mips16_fp_args): Rename to...
1562 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1563 with a DIRECTION argument. Use mips_output_32bit_xfer and
1564 mips_output_64bit_xfer.
1565 (build_mips16_function_stub): Update accordingly.
1566 (mips16_fpret_double): Delete.
1567 (build_mips16_call_stub): Update after above changes.
1568 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1569 of mips16_fpret_double. Use GP_REG_RETURN.
1571 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1573 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1574 use asm_out_file instead.
1575 (build_mips16_function_stub): Likewise.
1576 (build_mips16_call_stub, mips_output_function_prologue): Update
1579 2007-10-18 David S. Miller <davem@davemloft.net>
1581 Add Niagara-2 support.
1582 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1583 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1584 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1585 (include): Add inclusion of niagara2.md
1586 * config/sparc/sparc.c (niagara2_costs): New.
1587 (sparc_override_options): Add niagara2 entry to cpu_default[]
1588 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1589 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1590 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1591 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1592 (sparc64_initialize_trampoline): Likewise.
1593 (sparc_use_sched_lookahead): Likewise.
1594 (sparc_issue_rate): Likewise.
1595 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1597 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1598 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1599 TARGET_CPU_niagara2.
1600 (PROCESSOR_NIAGARA2): New.
1601 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1602 (BRANCH_COST): Likewise.
1603 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1604 * config/sparc/sol2.h: Likewise.
1605 * config/sparc/niagara2.md: New file.
1607 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1609 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1611 (mips_compute_frame_info): Remove associated code.
1612 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1614 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1616 * config/mips/mips-protos.h (compute_frame_size): Delete.
1617 * config/mips/mips.h: Update comments.
1618 * config/mips/mips.c (mips_frame_info): Remove initialized.
1619 (compute_frame_size): Rename to...
1620 (mips_compute_frame_info): ...this and make static. Remove the
1621 SIZE argument and return no value. Remove the setting of initialized.
1622 Update rest of file accordingly.
1623 (mips_set_return_address): Don't call compute_frame_size.
1624 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1625 Don't call compute_frame_size.
1627 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1629 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1630 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1631 mips_hard_frame_pointer_required.
1632 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1633 large MIPS16 frames.
1634 * config/mips/mips.c (mips_frame_pointer_required): New function.
1636 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1638 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1639 and hard_frame_pointer_offset.
1640 (mips_debugger_offset): Use hard_frame_pointer_offset.
1641 (mips16e_collect_argument_save_p): Likewise.
1642 (compute_frame_size): Initialize arg_pointer_offset and
1643 hard_frame_pointer_offset.
1644 (mips_initial_elimination_offset): Use them.
1645 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1646 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1648 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1650 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1652 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1653 "unsigned int" rather than "int" and put them with the other
1654 register-related fields. Put expanded comments above fields
1655 rather than to their right.
1656 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1657 with a NUM_REGS_PTR argument.
1658 (mips16e_save_restore_pattern_p): Update accordingly.
1659 (compute_frame_size): Clarify frame diagram. Rewrite.
1661 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1663 * config/mips/mips-ftypes.def: New file.
1664 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1665 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1666 (mips_function_type): Redefine using mips-ftypes.def.
1667 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1668 (mips_builtin_vector_type): New function.
1669 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1670 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1671 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1672 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1674 (mips_build_function_type): New function.
1675 (mips_init_builtins): Use it to create types lazily.
1677 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1679 * config/mips/mips.h (set_volatile): Delete.
1680 * config/mips/mips.c (set_volatile): Delete.
1681 (mips_print_operand_punctuation): New function, split out from
1682 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1683 Use the same character ordering in the code and the comments.
1684 Use a recursive call to handle '*'. Abort on unknown characters.
1685 (mips_init_print_operand_punct): New function, split out from
1687 (mips_print_int_branch_condition): New function, split out from
1688 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1689 to report unexpected codes.
1690 (mips_print_float_branch_condition): New function, split out from
1691 print_operand. Use output_operand_lossage to report unexpected codes.
1692 (print_operand): Rework to use a case statement. Use the
1693 same letter ordering in the code and the comments. Use
1694 output_operand_lossage to report unexpected codes and
1695 reverse_condition to handle inverted branch conditions.
1696 (override_options): Use mips_init_print_operand_punct.
1698 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1700 * config/mips/mips.h: Move variable declarations to end of file and
1701 enclose them all in #ifndef USED_FOR_TARGET.
1702 * config/mips/mips.c: Reorder functions into more logical groups,
1703 and so that callees appear before callers. Put the targetm
1704 initializer at the end of the file. Remove forward static
1705 declarations where possible.
1706 (mips_init_builtins): Add "static" to definition.
1707 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1709 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1711 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1712 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1713 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1714 (mips_set_mips16_mode): Initialize min_anchor_offset and
1715 max_anchor_offset directly to constants.
1717 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1719 * config/mips/mips.c: Delete trailing whitespace.
1721 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1723 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1724 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1726 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1727 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1729 2007-10-18 David Daney <ddaney@avtrex.com>
1731 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1732 reg_offset variable to calculate register locations.
1734 2007-10-18 Richard Guenther <rguenther@suse.de>
1736 * tree-ssa.c (uid_ssaname_map_eq): New function.
1737 (uid_ssaname_map_has): Likewise.
1738 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1739 * tree-flow.h (struct gimple_df): Make default_defs a
1741 * tree-dfa.c (gimple_default_def): Deal with it.
1742 (set_default_def): Likewise.
1744 2007-10-18 Richard Guenther <rguenther@suse.de>
1746 * tree-flow.h (struct gimple_df): Make referenced_vars
1748 (uid_decl_map_eq): Declare.
1749 (uid_decl_map_hash): Likewise.
1750 * tree-ssa.c (uid_decl_map_eq): New function.
1751 (uid_decl_map_hash): Likewise.
1752 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1753 * tree-flow-inline.h (first_referenced_var): Deal with
1754 the referenced_vars representation change.
1755 (next_referenced_var): Likewise.
1756 * tree-dfa.c (referenced_var_lookup): Likewise.
1757 (referenced_var_check_and_insert): Likewise.
1758 (remove_referenced_var): Likewise.
1760 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1762 * config/mips/mips.c (mips_dwarf_register_span): New.
1763 (TARGET_DWARF_REGISTER_SPAN): Define.
1765 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1767 * config.gcc : update score-*-elf(extra_objs).
1768 * config/score/mac.md : Remove.
1769 * config/score/misc.md : Remove.
1770 * config/score/score7.md : Remove.
1771 * config/score/score-mdaux.h : Remove.
1772 * config/score/score-mdaux.c : Remove.
1773 * config/score/score-version.h : Remove.
1774 * config/score/score-generic.md : New.
1775 * config/score/score3.h : New.
1776 * config/score/score3.c : New.
1777 * config/score/score7.h : New.
1778 * config/score/score7.c : New.
1779 * config/score/mul-div.S : add flush_cache score3 support.
1780 * config/score/elf.h : Fix some typos.
1781 * config/score/score.md : merge score3 and score7 pattern.
1782 * config/score/score.c : use to seperate which target it used.
1783 * config/score/score.h : use to seperate the target macro.
1784 * config/score/score.opt : remove -mmac option , add -mscore3,
1785 -mscore3d and -march OPTION support.
1787 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1789 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1790 that the offset of a variable is not greater than the size
1793 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1795 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1796 atmega88p, atmega168p and atmega328p devices.
1797 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1798 (CRT_BINUTILS_SPECS): (Ditto.).
1799 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1801 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1803 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1805 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1806 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1807 (print_insn): Move declaration to ...
1808 * rtl.h (print_insn): ... here.
1810 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1812 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1813 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1814 m68k_sched_branch_type): Move declarations to ...
1815 * config/m68/m68k-protos.h: ... here.
1817 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1819 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1821 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1823 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1824 * config/avr/avr.h (LINK_SPEC): Likewise.
1825 (CRT_BINUTILS_SPECS): Likewsie.
1826 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1828 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1830 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1831 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1832 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1834 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1837 * reg-stack.c (move_for_stack_reg): Swap input argument of
1838 UNSPEC_TAN insn to the top of the stack.
1840 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1843 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1844 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1845 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1846 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1847 immediate shift value.
1848 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1849 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1850 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1851 Remove macros for !__OPTIMIZE__ case.
1853 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1855 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1857 (perform_var_substitution): Only DFS from real nodes. Don't test
1859 (unite_pointer_equivalences): Fix broken test.
1861 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1863 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1864 altivec sp_offset. Rearrange sp_offset assignments to
1865 correspond to stack adjustments. Use frame_reg_rtx for
1866 SPE register restores. Correct SPE stack adjustment.
1868 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1870 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1871 * toplev.c (check_global_declaration_1): Use appropriate warning
1872 option instead of unnamed warning.
1873 * stor-layout.c (layout_decl): Likewise.
1874 * c-typeck.c (build_conditional_expr): Likewise.
1875 (build_compound_expr): Fix wrong comment.
1876 (build_binary_op): Use appropriate warning option instead of
1878 * cfgexpand.c (tree_expand_cfg): Likewise.
1879 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1880 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1881 (execute_warn_function_return): Likewise.
1882 * stmt.c (warn_if_unused_value): Likewise.
1884 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1886 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1887 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1889 (CRT_BINUTILS_SPECS): Likewsie.
1890 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1892 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1895 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1897 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1899 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1900 (fini_dce): Only release them for the fast pass.
1901 (end_ud_dce): Delete.
1902 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1903 Call fini_dce instead of end_ud_dce.
1904 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1905 (run_fast_df_dce): Reset df_in_progress to false on exit.
1907 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1908 Maxim Kuvyrkov <maxim@codesourcery.com>
1910 * target.h (unspec_may_trap_p): New target hook.
1911 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1912 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1914 * targhooks.h (default_unspec_may_trap_p): Declare it.
1915 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1916 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1917 * rtl.h (may_trap_p_1): Declare.
1919 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1920 override default hook implementation.
1921 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1924 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1926 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1927 options enabled by Wextra and mention Wuninitialized.
1929 2007-10-15 Nigel Stephens <nigel@mips.com>
1931 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1933 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1935 PR tree-optimization/33136
1936 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1938 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1940 PR tree-optimization/33735
1941 PR tree-optimization/33572
1942 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1943 2007-10-09's change.
1944 * except.c (duplicate_eh_regions): Don't look for prev_try
1945 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1947 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1950 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1951 __builtin_va_arg_pack-containing call stmt.
1953 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1955 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1958 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1960 PR tree-optimization/33619
1961 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1964 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1966 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1968 2007-10-15 Richard Guenther <rguenther@suse.de>
1970 * fold-const.c (extract_array_ref): Remove.
1971 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1972 generic address expression comparison folding. Remove
1973 the folding that used extract_array_ref.
1975 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1978 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1979 speculation type of insn can be changed before trying to do that.
1981 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1983 * dse.c (struct insn_info): Add 'frame_read' field.
1984 (scan_insn): For the call to a const function, set frame_read if
1985 reload has been run.
1986 If the insn reads the frame, kill the frame related stores.
1987 (scan_reads_nospill): Likewise.
1989 2007-10-14 Jason Merrill <jason@redhat.com>
1991 * tree-eh.c (optimize_double_finally): Don't assume that the
1992 cleanup we're duplicating is only one statement.
1994 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1996 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1997 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1998 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1999 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2000 tree-vect-transform.c: Fix comment typos.
2001 * doc/extend.texi: Fix a typo.
2003 * c-common.h: Remove the prototype for c_expand_body.
2004 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2005 * tree.h: Remove the prototype for fold_build_call_expr.
2007 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2009 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2011 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2013 * config/rs6000/aix53.h: New file.
2014 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2015 (TARGET_ALTIVEC_ABI): Same.
2016 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2017 (TARGET_ALTIVEC_ABI): Delete.
2018 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2019 stanza defaulting to aix5.3.
2021 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2023 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2024 (strmov): Use defined constants.
2025 (cmpstrnsi): Likewise.
2026 * config/i386/i386.c (decide_alg): Use defined constants.
2027 (ix86_expand_strlen): Likewise.
2029 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2031 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2032 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2033 (mode_for_reg_attrs, var_lowpart): New functions.
2034 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2035 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2036 or copy is known, set LOC to the SET that performs the set, instead
2038 (find_src_status, find_src_set_src): Remove LOC parameter.
2039 Replace INSN with the source value.
2040 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2041 handling MO_SET and MO_COPY. Update the calls to find_src_status
2042 and find_src_set_src.
2044 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2047 * config/i386/i386.md (strmov): Check for esi and edi usage.
2048 * config/i386/i386.c (decide_alg): Check whether we can use a
2049 rep prefix and adjust algorithm choice accordingly.
2050 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2052 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2054 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2056 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2058 * global.c (build_insn_chain): Formatting fixes.
2060 2007-10-12 Richard Guenther <rguenther@suse.de>
2062 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2063 combining both operands require either both have single uses
2064 or combining to a constant.
2066 2007-10-12 Richard Guenther <rguenther@suse.de>
2069 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2070 a rhs with side-effects or which is a load.
2071 (forward_propagate_into_cond): Also try combining both operands.
2073 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2075 PR tree-optimization/33742
2076 * tree-vect-transform.c (vectorizable_operation): Return false
2077 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2078 (vectorizable_call): Same for rhs_type and lhs_type.
2080 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2082 PR tree-optimization/33645
2083 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2084 pass it to walk_tree.
2085 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2086 When calling set_is_used on a VAR_DECL, if data is not NULL and
2087 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2088 DECL_INITIAL after clearing the bit in bitmap.
2089 (remove_unused_locals): Adjust mark_all_vars_used callers.
2090 Instead of removing unused global vars from unexpanded_var_list
2091 immediately record them in bitmap, call mark_all_vars_used on
2092 all used global vars from unexpanded_var_list and only purge
2093 global vars that weren't found used even during that step.
2095 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2097 * gthr-posix.h (__gthread_active_init): Create detached instead of
2098 joinable thread when testing whether threads are active on hppa-hpux.
2099 * gthr-posix95.h (__gthread_active_init): Likewise.
2101 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2104 * global.c (build_insn_chain): Include insn that occur between
2107 2007-10-11 Tom Tromey <tromey@redhat.com>
2109 * gengtype-yacc.y: Delete.
2111 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2113 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2114 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2115 function_value_32, function_value_64, function_value_ms_64,
2116 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2117 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2120 2007-10-11 Richard Guenther <rguenther@suse.de>
2122 * gcse.c (hash_scan_set): If the next nonnote insn is in
2123 a different basic block insert the set.
2125 2007-10-11 Richard Guenther <rguenther@suse.de>
2128 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2129 (verify_gimple_expr): Use it to verify pointer-to types for
2132 2007-10-11 Richard Guenther <rguenther@suse.de>
2135 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2136 the array element type.
2138 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2140 PR rtl-optimization/33638
2141 * dse.c (struct insn_info): Remove 'stack_read' field,
2142 add 'stack_pointer_based' field.
2143 (record_store): For a store with non-constant base, record
2144 whether it is stack pointer based.
2145 (scan_insn): For the call to a const function, remove stack
2146 pointer based stores from the list of local active stores.
2147 (scan_reads_nospill): Delete code dealing with const functions.
2149 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2151 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2153 (conflict_p, set_conflict, set_conflicts): Likewise.
2154 * global.c (global_alloc): Likewise.
2155 * ra.h: Update prototypes.
2157 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2159 * opth-gen.awk: Fixed generation of comment stating the origin
2162 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2165 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2166 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2167 and '%}', respectively.
2170 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2171 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2172 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2174 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2178 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2179 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2180 syntax for ASSEMBLER_DIALECT.
2181 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2183 2007-10-10 Revital Eres <eres@il.ibm.com>
2185 * modulo-sched.c (check_nodes_order): Dump the final order of
2187 (get_sched_window): Add dump info.
2188 (calculate_order_params): Dump order params of the nodes.
2190 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2193 * ra-conflict.c (record_one_conflict_between_regnos,
2194 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2195 (global_conflicts): Enhanced incorrect check.
2197 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2199 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2200 if flag_exceptions is not set.
2201 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2202 assemble_name rather than incorrectly emulating it.
2204 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2205 friends are removed from G++.
2207 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2209 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2210 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2211 enabling them is redundant. Don't check two times for
2214 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2216 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2218 (set_conflicts_for_earlyclobber): Likewise.
2219 (global_conflicts): Likewise.
2221 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2223 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2224 and '%}', respectively.
2226 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2228 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2229 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2231 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2234 2007-10-09 Richard Guenther <rguenther@suse.de>
2237 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2238 of referenced structure and component.
2240 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2243 * ra-conflict.c (record_one_conflict_between_regnos,
2244 set_conflicts_for_earlyclobber, global_conflicts): Improved
2246 (global_conflicts): Removed incorrect check.
2248 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2250 PR tree-optimization/33615
2251 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2252 if the statement might throw. Fix formatting.
2254 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2256 PR tree-optimization/33615
2257 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2258 if the rhs might throw.
2260 2007-10-09 Jan Hubicka <jh@suse.cz>
2262 * invoke.texi (align-threshold, align-loop-iterations): Document.
2263 * final.c: Include cfgloop.h, params.h
2264 (compute_alignments): Dump decisions and compare them with loop
2265 structure; honor given parameters.
2266 (pass_compute_alignments): New dump file.
2267 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2268 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2270 2007-10-09 James E. Wilson <wilson@specifix.com>
2272 PR tree-optimization/33655
2274 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2275 convert it to bitsizetype before size_binop call.
2277 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2279 PR tree-optimization/33572
2280 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2281 the absence of a corresponding edge from the exit block.
2283 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2286 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2288 (sra_build_assignment): Likewise. Set up mask depending on
2289 precision, not type.
2290 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2291 computing bit masks.
2292 (sra_build_elt_assignment): Don't view-convert from signed to
2294 (sra_explode_bitfield_assignment): Use bit-field type if
2295 possible. Use BYTES_BIG_ENDIAN.
2297 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2300 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2301 the original stmt can throw.
2302 (sra_build_bf_assignment): Fix type mismatch when applying negated
2305 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2307 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2308 '#pragma mark' to be executed at preprocessing time.
2310 2007-10-08 Ollie Wild <aaw@google.com>
2312 * varasm.c (compare_constant): Removed call to
2313 lang_hooks.expand_constant.
2314 (copy_constants): Removed call to lang_hooks.expand_constant.
2315 (compute_reloc_for_constant): Removed call to
2316 lang_hooks.expand_constant.
2317 (output_addressed_constants): Removed call to
2318 lang_hooks.expand_constant.
2319 (constructor_static_from_elts_p): Removed call to
2320 lang_hooks.expand_constant.
2321 (output_constant): Removed calls to lang_hooks.expand_constant.
2322 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2323 * langhooks-def.h (lhd_return_tree): Removed.
2324 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2325 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2326 * langhooks.c (lhd_return_tree): Removed.
2328 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2330 * combine.c (setup_incoming_promotions): Ensure that
2331 arguments that have not undergone mode promotions do not
2332 incorrectly get marked as being sign- or zero-extended.
2334 2007-10-08 Richard Guenther <rguenther@suse.de>
2339 * fold-const.c (fold_binary): Use correct types in folding
2340 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2341 and building of RROTATE_EXPR.
2343 2007-10-08 Richard Guenther <rguenther@suse.de>
2348 * fold-const.c (fold_binary): Use the correct types when
2349 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2350 (fold_binary): Use the correct types when folding
2351 (-A) - B to (-B) - A.
2352 (fold_unary): Use the correct types when folding ~(X).
2354 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2356 * doc/invoke.texi (Wall): fix formatting issues.
2358 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2360 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2361 truncated shift counts.
2363 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2365 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2366 syntax for ASSEMBLER_DIALECT.
2367 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2369 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2370 Nathan Froyd <froydnj@codesourcery.com>
2372 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2373 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2375 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2378 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2380 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2381 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2382 the function, temporarily point the debug interface to the null one.
2384 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2386 PR tree-optimization/33655
2388 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2391 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2393 PR tree-optimization/33572
2394 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2395 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2396 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2398 (copy_edges_for_bb): Handle nonlocal label edges.
2399 (make_nonlocal_label_edges): Deleted.
2400 (optimize_inline_calls): Don't call it.
2402 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2404 * gthr-single.h: Revert last change.
2406 2007-10-05 Michael Matz <matz@suse.de>
2409 * lower-subreg.c (decompose_multiword_subregs): Use
2410 validate_unshare_change().
2412 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2414 * ra-conflict.c: Include "sparseset.h".
2415 (conflicts): Change to HOST_WIDEST_FAST_INT.
2416 (allocnos_live): Redefine variable as a sparseset.
2417 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2419 (allocno_row_words): Removed global variable.
2420 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2421 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2422 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2423 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2425 (record_one_conflict): Update uses of allocnos_live to use
2426 the sparseset routines. Use set_conflicts_p.
2427 (mark_reg_store): Likewise.
2428 (set_reg_in_live): Likewise.
2429 (global_conflicts): Update uses of allocnos_live.
2430 Use the new adjacency list to visit an allocno's neighbors
2431 rather than iterating over all possible allocnos.
2432 Call set_conflicts_p to setup conflicts rather than adding
2434 * global.c: Comments updated.
2435 (CONFLICTP): Delete define.
2436 (regno_compare): New function. Add prototype.
2437 (global_alloc): Sort the allocno to regno mapping according to
2438 which basic blocks the regnos are referenced in. Modify the
2439 conflict bit matrix to a compressed triangular bitmatrix.
2440 Only allocate the conflict bit matrix and adjacency lists if
2441 we are actually going to allocate something.
2442 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2443 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2444 allocno's neighbors rather than iterating over all possible allocnos.
2445 (mirror_conflicts): Removed function.
2446 (dump_conflicts): Iterate over regnos rather than allocnos so
2447 that all dump output will be sorted by regno number.
2448 Use the FOR_EACH_CONFLICT macro.
2449 * ra.h: Comments updated.
2450 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2451 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2453 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2454 (adjacency_list_d, adjacency_iterator_d): New types.
2455 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2456 adjacency_iter_next, regno_basic_block): New static inline functions.
2457 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2458 (conflict_p): Add function prototype.
2459 * sparseset.h, sparseset.c: New files.
2460 * Makefile.in (OBJS-common): Add sparseset.o.
2461 (sparseset.o): New rule.
2463 2007-10-05 Richard Guenther <rguenther@suse.de>
2466 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2469 2007-10-05 Michael Matz <matz@suse.de>
2472 * function.c (match_asm_constraints_1): Check for input
2473 being used in the outputs.
2475 2007-10-05 Richard Guenther <rguenther@suse.de>
2477 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2479 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2482 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2483 subset checks. Make the cost of FPR -> FPR moves depend on
2484 mips_mode_ok_for_mov_fmt_p.
2486 2007-10-04 Doug Kwan <dougkwan@google.com>
2488 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2489 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2490 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2491 support of conditional variables.
2492 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2493 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2494 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2495 support of conditional variables.
2496 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2497 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2498 conditional variables.
2499 * gthr.h: Update comments to document new interface.
2501 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2503 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2506 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2508 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2510 2007-10-04 Richard Guenther <rguenther@suse.de>
2513 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2514 does not need to be of INTEGER_TYPE.
2515 (verify_gimple_2): New function split out from ...
2516 (verify_gimple_1): ... here. ICE if there was an error during
2519 2007-10-04 Michael Matz <matz@suse.de>
2521 PR rtl-optimization/33653
2522 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2523 * dse.c (scan_insn): Same.
2525 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2527 * config.gcc: Remove USE_GAS for m68k targets.
2529 2007-10-04 Richard Guenther <rguenther@suse.de>
2531 PR tree-optimization/33627
2532 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2533 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2535 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2536 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2538 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2540 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2541 commands_in_epilogues): Remove variables.
2542 (avr_file_start): Remove unneded initializations of commands_in_file,
2543 commands_in_prologues and commands_in_epilogues variables.
2544 (avr_file_end): Remove dead code.
2546 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2548 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2549 MOTOROLA is to true.
2551 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2554 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2555 (mips_split_doubleword_move): ...this.
2556 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2557 use natural endianness for multi-format FPR values.
2558 (mips_split_64bit_move): Rename to...
2559 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2560 Use move_doubleword_fpr* patterns for moves involving FPRs.
2561 (mips_save_reg): Update the call to mips_split_64bit_move.
2562 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2563 nonzero constant into an FPR if the constant can be forced to memory.
2564 * config/mips/mips.md: Update the splitter calls to
2565 mips_split_64bit_move.
2566 (UNSPEC_LOAD_DF_LOW): Rename to...
2567 (UNSPEC_LOAD_LOW): ...this.
2568 (UNSPEC_LOAD_DF_HIGH): Rename to...
2569 (UNSPEC_LOAD_HIGH): ...this.
2570 (UNSPEC_STORE_DF_HIGH): Rename to...
2571 (UNSPEC_STORE_WORD): ...this.
2572 (SPLITF): New mode iterator.
2573 (HALFMODE): New mode attribute.
2574 (movtf): New expander.
2575 (*movtf_internal): New define_insn_and_split.
2576 (move_doubleword_fpr<mode>): New expander.
2577 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2579 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2580 (mfhc1<mode>): ...these more general patterns.
2582 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2584 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2586 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2588 * gcse.c (hash_scan_set): Insert set in insn before note at
2589 the end of basic block.
2591 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2593 PR tree-optimization/33576
2594 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2595 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2596 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2597 (remove_iv): Declared.
2598 * lambda-code.c (remove_iv): Not static.
2599 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2600 Don't remove ivs there, save ivs in the buffer.
2602 2007-10-03 Jason Merrill <jason@redhat.com>
2605 * tree-eh.c (same_handler_p): New fn.
2606 (optimize_double_finally): New fn.
2607 (refactor_eh_r): New fn.
2608 (refactor_eh): New fn.
2609 (pass_refactor_eh): New pass.
2610 * tree-pass.h: Declare it.
2611 * passes.c (init_optimization_passes): Add it.
2613 2007-10-03 Doug Kwan <dougkwan@google.com>
2614 Richard Guenther <rguenther@suse.de>
2617 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2618 be conservative instead.
2620 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2623 * doc/invoke.texi (-fwhole-program): Document that Fortran
2624 doesn't support this option.
2626 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2629 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2632 2007-10-02 David Daney <ddaney@avtrex.com>
2634 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2635 against constant zero.
2636 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2639 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2641 * ra-conflict.c: New file.
2643 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2644 usage to DF_LIVE usage.
2645 (reload): Remove reference to df_get_live_top.
2646 * rtlanal.c (subreg_nregs_with_regno): New function.
2647 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2648 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2649 (df_has_eh_preds): Removed.
2650 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2651 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2653 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2654 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2655 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2656 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2657 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2658 (global_alloc): Turn off rescanning insns after call to
2659 global_conflicts and added call to set_preferences.
2660 (global_conflicts): Moved to ra-alloc.c.
2661 (set_preferences_1, set_preferences): New function.
2662 (mirror_conflicts): Changed types for various variables.
2663 (mark_elimination): Change DF_RA_LIVE
2664 usage to DF_LIVE usage.
2665 (build_insn_chain): Rewritten from scratch and made local.
2666 (print_insn_chain, print_insn_chains): New functions.
2667 (dump_conflicts): Do not print conflicts for fixed_regs.
2668 (rest_of_handle_global_alloc): Turn off insn rescanning.
2669 * hard-reg-set.h: Fixed comment.
2670 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2671 usage to DF_LIVE usage and delete refs to TOP sets.
2672 (block_alloc): Mark regs as live if they are in the artificial
2673 defs at top of block.
2674 (find_stack_regs): New function.
2675 (rest_of_handle_local_alloc): Changed urec problem to live
2676 problem and do not turn off df rescanning.
2677 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2678 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2679 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2680 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2681 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2682 fields in df_ref_flags. The rest have been renumbered.
2683 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2685 * rtl.h (subreg_nregs_with_regno): New function.
2686 * df-problems.c: (df_get_live_out, df_get_live_in,
2687 df_get_live_top): Removed reference to DF_RA_LIVE.
2688 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2689 df_live_alloc, df_live_reset, df_live_local_finalize,
2690 df_live_free): Make top set only if different from in set.
2691 (df_lr_top_dump, df_live_top_dump): Only print top set if
2692 different from in set.
2693 (df_lr_bb_local_compute): Removed unnecessary check.
2694 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2695 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2696 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2697 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2698 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2699 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2700 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2701 df_urec_add_problem): Removed.
2702 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2704 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2705 * basic_block.h (bb_has_abnormal_pred): New function.
2706 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2707 usage to DF_LIVE usage.
2709 2007-10-02 Revital Eres <eres@il.ibm.com>
2711 * config/rs6000/predicates.md (easy_vector_constant): Return false
2712 for 750CL paired vectors.
2713 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2715 (vec_initv2sf): Add new description.
2716 (vconcatsf): Likewise.
2717 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2718 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2720 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2722 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2723 sinking the last stmt in a BB.
2725 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2728 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2729 (sra_hash_tree): Handle BIT_FIELD_REFs.
2730 (sra_elt_hash): Don't hash bitfld blocks.
2731 (sra_elt_eq): Skip them in parent compares as well. Handle
2733 (build_element_name_1): Handle BIT_FIELD_REFs.
2734 (instantiate_element): Propagate nowarn from parents. Create
2735 BIT_FIELD_REF for variables that are widened by scalarization.
2736 Gimple-zero-initialize all bit-field variables that are not
2737 part of parameters that are going to be scalarized on entry.
2738 (instantiate_missing_elements_1): Return the sra_elt.
2739 (canon_type_for_field): New.
2740 (try_instantiate_multiple_fields): New. Infer widest possible
2741 access mode from decl or member type, but clip it at word
2742 size, and only widen it if a field crosses an alignment
2744 (instantiate_missing_elements): Use them.
2745 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2746 (scalar_bitfield_p): New.
2747 (sra_build_assignment): Optimize assignments from scalarizable
2748 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2751 (sra_build_bf_assignment): New. Optimize assignments to
2752 scalarizable BIT_FIELD_REFs.
2753 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2754 assignments to full variables.
2755 (generate_copy_inout): Use the new macros and functions.
2756 (generate_element_copy): Likewise. Handle bitfld differences.
2757 (generate_element_zero): Don't recurse for blocks. Use
2758 sra_build_elt_assignment.
2759 (generate_one_element_init): Take elt instead of var. Use
2760 sra_build_elt_assignment.
2761 (generate_element_init_1): Adjust.
2762 (bitfield_overlap_info): New struct.
2763 (bitfield_overlaps_p): New.
2764 (sra_explode_bitfield_assignment): New. Adjust widened
2765 variables to account for endianness.
2766 (sra_sync_for_bitfield_assignment): New.
2767 (scalarize_use): Re-expand assignment to/from scalarized
2768 BIT_FIELD_REFs. Explode or sync needed members for
2769 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2770 (scalarize_copy): Use REPLDUP.
2771 (scalarize_ldst): Move assert before dereference. Adjust EH
2773 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2775 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2777 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2778 Rename CR_* constants to CMP_*. Fix spacing.
2780 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2783 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2784 to be processed with the special script doc/install.texi2html.
2786 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2788 * doc/invoke.texi (Wall): List the options enabled by Wall.
2789 (Wstrict-aliasing): Add missing @option.
2791 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2793 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2794 rather than gen_lowpart to change a register from DImode to DFmode.
2795 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2796 both FROM and TO are integer modes that are no bigger than 4 bytes.
2797 (mips_mode_ok_for_mov_fmt_p): New function.
2798 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2799 (mips_secondary_reload_class): Tweak formatting and comments.
2800 Use reg_class_subset_p instead of direct comparisons with
2801 classes. Only allow direct FPR<->FPR moves for modes that
2802 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2803 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2804 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2805 (*movdi_64bit): Likewise.
2806 (*movsi_internal): Likewise.
2807 (*movhi_internal): Likewise.
2808 (*movqi_internal): Likewise.
2810 2007-09-30 Diego Novillo <dnovillo@google.com>
2813 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2816 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2818 PR tree-optimization/33597
2819 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2820 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2822 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2824 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2825 instead of variants of (!reload_in_progress && !reload_completed).
2826 (x86_expand_vector_move): Ditto.
2828 2007-09-28 Ollie Wild <aaw@google.com>
2831 2007-09-27 Ollie Wild <aaw@google.com>
2833 * varasm.c (compare_constant): Removed call to
2834 lang_hooks.expand_constant.
2835 (copy_constants): Removed call to lang_hooks.expand_constant.
2836 (compute_reloc_for_constant): Removed call to
2837 lang_hooks.expand_constant.
2838 (output_addressed_constants): Removed call to
2839 lang_hooks.expand_constant.
2840 (constructor_static_from_elts_p): Removed call to
2841 lang_hooks.expand_constant.
2842 (output_constant): Removed calls to lang_hooks.expand_constant.
2843 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2844 * langhooks-def.h (lhd_return_tree): Removed.
2845 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2846 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2847 * langhooks.c (lhd_return_tree): Removed.
2849 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2852 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2853 argument to gen_selb.
2855 2007-09-28 Chao-ying Fu <fu@mips.com>
2857 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2858 * doc/libgcc.texi (Fixed-point fractional library routines):
2859 Fix typos for neg and cmp functions.
2861 2007-09-28 Michael Matz <matz@suse.de>
2863 PR rtl-optimization/33552
2864 * function.c (match_asm_constraints_1): Check for overlap in
2865 inputs and replace all occurences.
2867 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2869 * config/mips/mips.c (override_options): Fix comment typo.
2871 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2873 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2874 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2875 * config/bfin/t-bfin-linux (crti.o): Don't build.
2877 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2878 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2880 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2882 2007-09-27 Ollie Wild <aaw@google.com>
2884 * varasm.c (compare_constant): Removed call to
2885 lang_hooks.expand_constant.
2886 (copy_constants): Removed call to lang_hooks.expand_constant.
2887 (compute_reloc_for_constant): Removed call to
2888 lang_hooks.expand_constant.
2889 (output_addressed_constants): Removed call to
2890 lang_hooks.expand_constant.
2891 (constructor_static_from_elts_p): Removed call to
2892 lang_hooks.expand_constant.
2893 (output_constant): Removed calls to lang_hooks.expand_constant.
2894 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2895 * langhooks-def.h (lhd_return_tree): Removed.
2896 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2897 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2898 * langhooks.c (lhd_return_tree): Removed.
2900 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2903 * expr.c (emit_group_load_1): Split constant double when destination
2904 length is half source length.
2906 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2908 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2909 (mips_cpu_info): Add tune_flags.
2910 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2911 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2913 (override_options): Remove deprecation code. Use branch-likely
2914 instructions for optimize_size or if the tuning flags do not
2915 suggest otherwise. Tweak warning.
2916 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2918 2007-09-27 Matthias Klose <doko@ubuntu.com>
2920 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2921 multilib osdirname if it exists.
2922 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2924 2007-09-27 Ian Lance Taylor <iant@google.com>
2926 PR tree-optimization/33565
2927 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2928 assignments of comparisons.
2929 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2930 parameter. Change caller. Defer overflow warnings around call to
2932 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2933 TREE_NO_WARNING is set on the statement.
2934 * tree-ssa-forwprop.c
2935 (tree_ssa_forward_propagate_single_use_vars): Don't test
2936 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2937 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2939 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2941 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2942 reduce offset by units of 0x10000 for SPE vector modes or modes
2943 used with E500 double instructions.
2945 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2947 * simplify-rtx.c (comparison_result): New.
2948 (simplify_const_relational_operation): Use it instead of the five
2949 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2950 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2951 optimizations. Extract nonzero_address_p optimizations into a
2952 separate "if" together with optimizations where op1 is const0_rtx.
2953 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2954 floating-point arguments too when appropriate. Hoist test for ABS
2955 outside the final switch statement.
2956 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2957 folded_arg0 if we found a constant equivalent. Remove
2958 transformations done in simplify-rtx.c for "op0 RELOP op0".
2960 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2962 * builtins.c (expand_builtin, expand_builtin_object_size,
2963 expand_builtin_memory_chk, maybe_emit_chk_warning,
2964 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2966 * expr.c (expand_expr_real_1): Likewise.
2967 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2968 (lhd_print_error_function): Add third argument.
2969 * langhooks.h (struct diagnostic_info): Add forward decl.
2970 (struct lang_hooks): Add third argument to print_error_function.
2971 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2972 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2974 (diagnostic_report_current_function): Likewise.
2975 * toplev.c (announce_function): Pass NULL as second argument to
2976 diagnostic_set_last_function.
2977 * diagnostic.c (diagnostic_report_current_function): Add second
2978 argument, pass it as third argument to lang_hooks.print_error_function.
2979 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2980 to diagnostic_report_current_function.
2981 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2982 and message.abstract_origin.
2983 (verbatim): Initialize abstract_origin.
2984 * pretty-print.h (text_info): Add abstract_origin field.
2985 * pretty-print.c (pp_base_format): Handle %K.
2986 * langhooks.c (lhd_print_error_function): Add third argument. If
2987 diagnostic->abstract_origin, print virtual backtrace.
2988 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2989 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2990 (init_dynamic_diag_info): Likewise.
2992 2007-09-26 David Daney <ddaney@avtrex.com>
2995 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2996 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2997 sync_old_nand<mode>, sync_new_nand<mode>,
2998 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2999 Update length attributes.
3000 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3001 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3003 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3004 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3005 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3008 2007-09-26 Richard Guenther <rguenther@suse.de>
3010 PR tree-optimization/33563
3011 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3012 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3014 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3015 get_use_of_stmt_lhs.
3017 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3020 * c-common.c (complete_array_type): Diagnose too-large arrays and
3021 set type to error_mark_node.
3023 2007-09-26 Richard Guenther <rguenther@suse.de>
3025 PR tree-optimization/30375
3026 PR tree-optimization/33560
3027 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3031 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3033 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3034 (dse_global_data): Add aggregate_vardecl field.
3035 (dse_possible_dead_store_p): New.
3036 Add prev_defvar variable.
3037 Allow immediate uses and previous immediate uses to differ
3038 if they are setting different parts of the whole.
3039 (get_aggregate_vardecl): New.
3040 (dse_record_partial_aggregate_store): New.
3041 (dse_whole_aggregate_clobbered_p): New.
3042 (dse_partial_kill_p): New.
3043 Call dse_maybe_record_aggregate_store().
3044 When checking whether a STMT and its USE_STMT refer to the
3045 same memory address, check also for partial kills that clobber
3047 Move some variable definitions to the block where they are used.
3048 (aggregate_vardecl_hash): New.
3049 (aggregate_vardecl_eq): New.
3050 (aggregate_vardecl_free): New.
3051 (aggregate_whole_store_p): New.
3052 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3053 Mark which aggregate stores we care about.
3055 2007-09-25 DJ Delorie <dj@redhat.com>
3058 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3061 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3064 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3065 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3066 for vector int32 -> int64 conversions. Don't write beyond the end
3067 of the allocated vector for int32 -> int64 conversions.
3069 2007-09-25 Revital Eres <eres@il.ibm.com>
3071 * config/rs6000/paired.h (paired_sel): New.
3072 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3073 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3074 when expanding selv2sf.
3075 * config/rs6000/rs6000.h (rs6000_builtins): Add
3076 PAIRED_BUILTIN_SELV2SF4.
3078 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3081 * c-typeck.c (default_conversion): Call require_complete_type
3082 before perform_integral_promotions.
3083 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3084 (build_c_cast): Call require_complete_type except for casts to
3086 (convert_for_assignment): Call require_complete_type.
3088 2007-09-25 Revital Eres <eres@il.ibm.com>
3090 * config/spu/spu.md: Fix doloop pattern.
3092 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3094 * config/bfin/bfin.c (expand_prologue_reg_save,
3095 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3096 and ASTAT moved here...
3097 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3098 ... from here. New argument ALL; callers changed.
3099 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3100 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3101 have the "saveall" attribute.
3103 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3105 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3107 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3108 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3109 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3111 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3112 with REG_P tests before REGNO access.
3114 2007-09-24 DJ Delorie <dj@redhat.com>
3117 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3119 (movqicc_<code>_<mode>): Likewise.
3120 (movhicc_<code>_<mode>): Likewise.
3122 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3125 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3126 register for reload.
3128 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3131 * config/i386/i386.c (ix86_comp_type_attributes): Check
3134 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3136 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3137 "move.l %a4,%a4" to produce nops.
3138 * config/m68k/m68k.c (override_options): Reset align options,
3139 if neccessary align macro isn't avaible.
3141 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3143 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3145 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3147 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3149 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3150 reload is completed.
3151 (peephole pattern): Convert most of them to RTL peephole pattern.
3153 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3155 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3156 (moved from fp compare patterns).
3157 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3158 Cleanup predicates to relieve reload.
3159 (conditional_trap): Reject conditional trap with fp condition.
3160 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
3161 certain constants early.
3163 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3165 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
3167 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3169 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3170 Allow --with-tune=cell and --with-cpu=cell.
3172 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3174 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3175 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3177 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3179 (TARGET_BUILTIN_RECIPROCAL): Use it.
3180 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3181 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3182 (rs6000_emit_swrsqrtsf): New.
3183 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3185 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3186 (divsf3): Remove swdiv support.
3189 (rsqrt_internal1): New.
3190 (divdf3): Remove swdiv support.
3193 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3196 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3198 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3199 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3200 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3201 lang_hooks.type.type_hash_eq in addition to generic tests.
3203 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3204 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3206 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3207 reflect the cost per call to a target specific builtin.
3208 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3209 call to a target specific builtin, then use target_builtin_call_cost.
3210 (init_inline_once): Initialize target_builtin_call_cost field.
3212 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3215 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3218 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3220 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3221 * configure: Regenerated.
3223 2007-09-23 Ollie Wild <aaw@google.com>
3225 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3227 (get_pointer_modulus_and_residue): New function.
3229 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3231 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3232 combine an SC return value into a single register.
3234 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3236 * opth-gen.awk (target_flags_explicit): Declare.
3237 * toplev.h (target_flags_explicit): Delete declaration.
3238 * toplev.c (target_flags): Likewise.
3239 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3240 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3241 Never return true for TARGET_MIPS16.
3242 * config/mips/mips.c (mips_llsc): Delete.
3243 (mips_handle_option): Remove -mllsc handling.
3244 (mips_strip_unspec_address): Tweak comment.
3245 * config/mips/mips.opt (mllsc): Use a target mask.
3247 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3249 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3250 word_mode as well as Pmode.
3252 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3254 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3255 parameters from word_mode to the subword type if such a truncation
3258 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3260 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3261 * configure: Regenerated.
3263 2007-09-23 Jan Hubicka <jh@suse.cz>
3265 * params.def (INLINE_CALL_COST): Set to 12.
3266 * invoke.texi (inline-call-cost): Update default value.
3268 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3270 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3272 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3273 Revital Eres <eres@il.ibm.com>
3275 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3276 checks whether the count_reg is found outside the control part.
3278 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3280 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3281 instead of checking CALL_EXPR_FN directly to test for builtins.
3282 If error or warning attributes are present, print
3283 error resp. warning.
3284 * c-common.c (handle_error_attribute): New function.
3285 (c_common_attribute_table): Add error and warning
3287 * doc/extend.texi: Document error and warning attributes.
3289 * tree.h (block_nonartificial_location): New prototype.
3290 * tree.c (block_nonartificial_location): New function.
3291 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3292 if artificial attribute is present on abstract inline decl.
3293 * c-common.c (handle_artificial_attribute): New function.
3294 (c_common_attribute_table): Add artificial attribute.
3295 * final.c (override_filename, override_linenum): New variables.
3296 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3297 and override_linenum if inside of a block inlined from
3298 __attribute__((__artificial__)) function.
3299 (notice_source_line): Honor override_filename and override_linenum.
3300 * doc/extend.texi: Document __attribute__((__artificial__)).
3301 * config/i386/emmintrin.h: Add __artificial__ attribute to
3302 all __always_inline__ functions.
3303 * config/i386/mmintrin.h: Likewise.
3304 * config/i386/tmmintrin.h: Likewise.
3305 * config/i386/mm3dnow.h: Likewise.
3306 * config/i386/pmmintrin.h: Likewise.
3307 * config/i386/ammintrin.h: Likewise.
3308 * config/i386/xmmintrin.h: Likewise.
3309 * config/i386/smmintrin.h: Likewise.
3310 * config/i386/bmmintrin.h: Likewise.
3311 * config/i386/mmintrin-common.h: Likewise.
3314 * expr.c (expand_constructor): New function.
3315 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3316 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3319 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3321 * config/mips/mips.c (dump_constants_1): Generalize to include
3322 fractional and accumulator modes.
3324 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3326 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3327 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3329 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3330 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3332 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3334 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3336 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3337 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3339 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3340 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3341 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3343 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3345 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3346 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3347 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3349 2007-09-22 Jason Merrill <jason@redhat.com>
3352 * attribs.c (lookup_attribute_spec): Split out...
3353 (decl_attributes): From here.
3354 * tree.h: Declare it.
3356 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3358 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3360 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3362 * tree-inline.c (remap_type_1): Correctly chain variants.
3364 2007-09-22 Richard Guenther <rguenther@suse.de>
3366 PR tree-optimization/33146
3367 * fold-const.c (fold_binary): Use the original tree
3369 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3370 also changes "sign".
3372 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3375 * except.c (finish_eh_generation): Call commit_edge_insertions if
3376 there are insns queued on the entry edge.
3377 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3380 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3382 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3384 2007-09-19 Michael Meissner <michael.meissner@amd.com>
3386 * gcc/config/i386/i386.c: Delete trailing whitespace.
3387 * gcc/config/i386/i386.h: Ditto.
3388 * gcc/config/i386/bmmintrin.h: Ditto.
3389 * gcc/config/i386/sync.md: Ditto.
3390 * gcc/config/i386/ppro.md: Ditto.
3391 * gcc/config/i386/mmx.md: Ditto.
3392 * gcc/config/i386/constraints.md: Ditto.
3393 * gcc/config/i386/sse.md: Ditto.
3394 * gcc/config/i386/athlon.md: Ditto.
3395 * gcc/config/i386/i386.md: Ditto.
3397 2007-09-21 Richard Guenther <rguenther@suse.de>
3399 PR tree-optimization/33508
3400 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3401 quadratic loop by keeping a bitmap of variables we have
3402 to clobber all subvariables for.
3403 (set_initial_properties): Likewise.
3405 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3407 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3409 2007-09-20 Nigel Stephens <nigel@mips.com>
3410 Chao-ying Fu <fu@mips.com>
3412 * c-decl.c (finish_declspecs): When _Sat is used without
3413 _Fract or _Accum, set the default type to cts_fract.
3414 This avoids a warning of "type defaults to int".
3416 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3418 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3419 bit-fields wider than one bit.
3421 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3424 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3426 * dbxout.c (dbxout_type): Likewise.
3430 * gimplify.c (gimplify_vla_decl): New function.
3431 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3433 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3435 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3437 * doc/invoke.texi (-minterlink-mips16): Document.
3438 * config/mips/mips.opt (minterlink-mips16): New option.
3439 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3442 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3444 * doc/extend.texi (Attribute Syntax): Remove old speculative
3447 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3449 * combine.c: Include cgraph.h.
3450 (setup_incoming_promotions): Rework to allow more aggressive
3451 elimination of sign extensions when all call sites of the
3452 current function are known to lie within the current unit.
3454 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3456 * dse.c (find_shift_sequence): No-op rework of control flow.
3458 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3460 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3461 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3463 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3465 * cfgexpand.c (dump_stack_var_partition): Use the correct
3466 index for the offset.
3468 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3470 * config/mips/sde.h: Switch to GPLv3.
3472 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3474 * tree-sra.c (decide_block_copy): Decide if there are groups.
3476 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3478 * config/m68k/m68k.c (output_move_himode): Remove jump table
3480 config/m68k/m68k.md (lea): Likewise.
3481 * config/m68k/m68k.c (print_operand_address): Use simple pc
3482 relative addressing.
3484 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3486 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3487 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3489 (asm_insn_count): Pass template as second argument to it.
3490 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3491 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3492 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3493 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3494 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3495 (sh_insn_length_adjustment): Pass template as second argument to it.
3496 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3498 * config/bfin/bfin.md (define_asm_attributes): New.
3500 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3502 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3504 * config/bfin/print-sysroot-suffix.sh: New.
3505 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3506 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3507 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3508 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3509 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3510 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3511 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3512 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3513 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3514 (linux-sysroot-suffix.h): New target.
3515 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3516 (mspecld-anomaly): Likewise.
3517 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3518 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3519 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3520 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3521 (bfin_si_revision): Declare.
3522 (bfin_workarounds): Declare.
3523 (WA_SPECULATIVE_LOADS): Define.
3524 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3525 (WA_SPECULATIVE_SYNCS): Define.
3526 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3527 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3528 (LIB_SPEC): Add %s to the linker scripts.
3529 Use proper linker script for bf522, bf525, bf527,
3530 bf538, bf539, bf542, bf544, bf548, and bf549.
3531 * config/bfin/bfin.c (bfin_si_revision): Define.
3532 (bfin_workarounds): Define.
3533 (struct bfin_cpu): New.
3535 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3536 (override_options): Set bfin_workarounds.
3537 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3538 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3539 ENABLE_WA_SPECULATIVE_LOADS.
3540 (bfin_reorg): Likewise.
3541 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3542 macros for bf522, bf525, bf527, bf538, bf539,
3543 bf542, bf544, bf548, and bf549.
3544 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3545 Don't define __ID_SHARED_LIB__ when -msep-data.
3546 (TARGET_DEFAULT): Define as 0.
3547 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3548 * doc/invoke.texi (Blackfin Options): Document silicon
3549 revision part of -mcpu option and it now accepts bf522, bf525,
3550 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3552 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3554 * alias.c (memory_modified_1): Deconstify.
3555 (memory_modified_in_insn_p): Don't use const_note_stores.
3556 * rtl.h (const_note_stores): Delete.
3557 * rtlanal.c (const_note_stores): Likewise.
3559 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3561 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3564 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3568 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3569 (addsi_small_int): Likewise.
3570 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3571 (one_cmplsi2): Likewise.
3573 (enter_func): Expand insn using hard_frame_pointer_rtx and
3576 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3577 hard_frame_pointer_rtx instead of using REGNO() check.
3578 Properly sign extend GEN_INT() argument.
3580 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3582 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3584 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3585 alternatives with just jcc.
3586 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3587 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3588 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3589 dbge_hi, dbge_si): Likewise.
3591 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3593 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3594 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3595 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3596 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3597 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3599 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3601 * config/m68k/m68k-devices.def (51qe): New device.
3602 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3603 to all uses of FL_FOR_isa_c for compatibility.
3604 (all_microarchs): Add cfv1 microarchitecture.
3605 (m68k_handle_option): Handle m51qe option.
3606 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3607 (TUNE_CFV1): New macro.
3608 (enum uarch_type): Add ucfv1.
3609 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3611 2007-09-18 Richard Guenther <rguenther@suse.de>
3613 PR tree-optimization/31863
3614 * tree-ssa-structalias.c (create_variable_info_for): Always
3615 free the fieldstack.
3617 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3619 * opts.c (decode_options): Enable vectorization under -O3.
3621 2007-09-18 Richard Guenther <rguenther@suse.de>
3623 PR tree-optimization/33340
3624 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3625 SSA_NAMEs that occur in abnormal PHI nodes.
3627 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3629 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3630 Don't use const_get_call_expr_in.
3631 * tree-gimple.c (const_get_call_expr_in): Delete.
3632 * tree-gimple.h (const_get_call_expr_in): Likewise.
3634 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3636 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3637 not yet have a basic block.
3638 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3640 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3642 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3643 to both ".section"s.
3645 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3647 * config/mips/mips.c (mips_output_mi_thunk): Use
3648 mips_function_ok_for_sibcall and const_call_insn_operand
3649 to determine if a direct sibcall is allowed. Use
3650 mips_classify_symbol to determine a global pointer is needed.
3652 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3654 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3656 2007-09-17 Chao-ying Fu <fu@mips.com>
3657 Nigel Stephens <nigel@mips.com>
3659 * config/fixed-bit.h: New file.
3660 * config/fixed-bit.c: New file.
3661 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3663 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3665 * c-format.h (format_kind_info): Add alloc_char field.
3666 * c-format.c (scanf_flag_specs): Add 'm'.
3667 (scanf_flag_pairs): Add 'a', 'm' pair.
3668 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3669 (format_types_orig): Add alloc_char fields.
3670 (check_format_info_main): Rename aflag to alloc_flag.
3671 Handle fki->alloc_char. modifier after width and before length
3672 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3673 length modifiers as well.
3674 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3677 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3678 returned by build_call_expr.
3680 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3682 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3683 NULL for variable-sized records too.
3684 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3686 2007-09-17 Tom Tromey <tromey@redhat.com>
3688 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3689 (c_builtin_function): Likewise.
3690 (grokdeclarator): Likewise.
3692 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3694 PR rtl-optimization/26449
3695 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3696 (seq_insns_valid_p): Removed.
3698 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3700 * tree-nomudflap.c (gate_mudflap): New static function.
3701 (pass_mudflap_1): Use it as gate function.
3702 (pass_mudflap_2): Likewise.
3704 2007-09-17 Jan Hubicka <jh@suse.cz>
3708 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3710 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3712 PR tree-optimization/33319
3713 * tree-vect-analyze.c (vect_same_range_drs): New.
3714 (vect_vfa_range_equal): New.
3715 (vect_is_duplicate_ddr): Removed.
3716 (vect_mark_for_runtime_alias_test): Do not perform marking when
3717 optimizing for size or max_param for alias checking is zero.
3718 Move the function before vect_analyze_data_ref_dependence.
3719 (vect_analyze_data_ref_dependence): Add call to
3720 vect_mark_for_runtime_alias_test in two cases when dependence
3722 (vect_analyze_data_ref_dependences): Do not call to
3723 vect_mark_for_runtime_alias_test.
3724 (vect_prune_runtime_alias_test_list): New.
3725 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3726 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3727 Update vec_outside_cost.
3728 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3729 (vect_create_cond_for_alias_checks): Build the base address of data
3730 reference from DR_GROUP_FIRST_DR.
3731 (vect_loop_versioning): New.
3732 (vect_transform_loop): Add a call to vect_loop_versioning.
3733 Remove factored out code.
3735 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3738 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3741 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3743 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3744 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3745 Fix the call to insn_rtx_cost. Skip access sizes that require a
3746 real truncation of the store register. Use convert_move instead
3747 of gen_lowpart when narrowing the result.
3748 (replace_read): Use convert_move instead of gen_lowpart when
3749 narrowing the store rhs.
3751 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3753 * config/mips/mips.md (SHORT): Fix long line.
3754 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3755 to QImode and HImode.
3757 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3759 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3761 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3763 * tree-parloops.c: New file.
3764 * tree-ssa-operands.h (free_stmt_operands): Declare.
3765 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3767 * tree-pass.h (pass_parallelize_loops): Declare.
3768 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3770 (build_omp_regions_1): Allow analysing just a single OMP region and
3772 ( build_omp_regions_root, omp_expand_local): New functions.
3773 (build_omp_regions): Add argument to build_omp_regions_1 call.
3774 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3775 autoparallelization is run.
3776 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3777 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3778 pass_parallelize_loops): New.
3779 * common.opt (ftree-parallelize-loops): New.
3780 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3781 parallelize_loops): Declare.
3782 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3783 * Makefile.in (tree-parloops.o): Added.
3784 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3786 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3787 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3788 one extra edge as well.
3789 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3790 Use VEC_free to free doms vector.
3791 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3792 operands. Recompute operand caches in the new function.
3793 (move_sese_region_to_fn): Update loop info.
3794 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3795 * tree-ssa-operands.c (free_stmt_operands): New function.
3797 * doc/passes.texi: Document autoparallelization.
3798 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3800 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3803 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3806 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3808 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3809 the VEC is not NULL.
3810 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3811 get_vectype_for_scalar_type succeeded.
3812 (vectorizable_conversion): Likewise.
3814 2007-09-14 Jan Hubicka <jh@suse.cz>
3816 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3819 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3822 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3823 register when operands[2] equals operands[1].
3824 (remainderxf3): Ditto.
3826 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3827 Nigel Stephens <nigel@mips.com>
3829 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3830 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3831 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3833 (_Unwind_ForcedUnwind): Likewise.
3834 (_Unwind_Resume): Likewise.
3835 (_Unwind_Resume_or_Rethrow): Likewise.
3836 (_Unwind_Backtrace): Likewise.
3837 (_Unwind_SjLj_RaiseException): Likewise.
3838 (_Unwind_SjLj_ForcedUnwind): Likewise.
3839 (_Unwind_SjLj_Resume): Likewise.
3840 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3841 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3843 (_Unwind_ForcedUnwind): Likewise.
3844 (_Unwind_Resume): Likewise.
3845 (_Unwind_Resume_or_Rethrow): Likewise.
3846 (_Unwind_Backtrace): Likewise.
3847 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3848 (_Unwind_ForcedUnwind): Likewise.
3849 (_Unwind_RaiseException): Likewise.
3850 (_Unwind_Resume): Likewise.
3851 (_Unwind_Resume_or_Rethrow): Likewise.
3853 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3854 nomips16 mode when IN_LIBGCC2 with hard float.
3856 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3858 * config/mips/sdemtk.opt: Update to GPLv3.
3859 * config/mips/sdemtk.h: Likewise.
3861 2007-09-14 Nigel Stephens <nigel@mips.com>
3863 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3864 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3865 for mipsisa32-*-linux*.
3867 2007-09-14 Nigel Stephens <nigel@mips.com>
3868 David Ung <davidu@mips.com>
3869 Thiemo Seufer <ths@mips.com>
3870 Richard Sandiford <richard@codesourcery.com>
3872 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3873 * configure.ac: Add a mipssde threading type.
3874 * configure: Regenerate.
3875 * config/mips/sdemtk.h: New file.
3876 * config/mips/t-sdemtk: Likewise.
3877 * config/mips/sdemtk.opt: Likewise.
3878 * gthr-mipssde.h: Likewise.
3879 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3880 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3881 (MIPS_ICACHE_SYNC): New macro, split from ...
3882 * config/mips/mips.md (clear_cache): ...here.
3883 * config/mips/mips.c (mips_save_reg_p): Check
3884 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3885 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3886 (build_mips16_call_stub): Likewise.
3888 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3890 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3892 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3895 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3896 current_frame_info.n_local_regs. Don't return emitted local
3898 (ia64_compute_frame_size): Improve unwind hack to put
3899 RP, PFS, FP in that order by allowing some of the registers
3900 been already emitted, as long as they are emitted to the
3903 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3905 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3906 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3907 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3909 2007-09-13 Eric Christopher <echristo@apple.com>
3910 Kenneth Zadeck <zadeck@naturalbridge.com>
3912 * dse.c (find_shift_sequence): New function.
3913 (replace_read): Add case to remove read if it requires shift.
3914 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3916 2007-09-13 Tom Tromey <tromey@redhat.com>
3918 * c-common.c (fname_as_string): Update.
3919 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3920 (c_lex_one_token): Update. Add 'parser' argument.
3921 (c_parser_simple_asm_expr): Update.
3922 (c_parser_attributes): Update.
3923 (c_parser_asm_statement): Update.
3924 (c_parser_asm_operands): Update.
3925 (c_parser_peek_token): Update.
3926 (c_parser_peek_2nd_token): Update.
3927 * c-lex.c (c_lex_string_translate): Remove.
3928 (c_lex_return_raw_strings): Likewise.
3929 (c_lex_with_flags): Added 'lex_flags' argument.
3930 (lex_string): Added 'translate' argument.
3931 * c-pragma.h (c_lex_with_flags): Update.
3932 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3933 (C_LEX_STRING_NO_TRANSLATE): New define.
3934 (C_LEX_RAW_STRINGS): Likewise.
3936 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3939 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3940 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3941 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3942 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3943 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3944 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3945 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3946 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3947 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3948 (bdesc_1arg): Add __builtin_bfin_ones.
3949 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3950 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3951 and __builtin_bfin_csqu_fr16.
3952 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3953 (ones): New define_insn.
3954 (ssaddhi3_parts): New define_insn.
3955 (sssubhi3_parts): New define_insn.
3956 (flag_mulhi_parts): New define_insn.
3958 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3960 * common.opt (femit-class-debug-always): Turn off by default.
3962 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3964 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3965 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3967 2007-09-13 James E. Wilson <wilson@specifix.com>
3969 PR tree-optimization/33389
3970 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3971 then set build_loads before returning.
3973 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3974 David Ung <davidu@mips.com>
3976 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3977 {d}addiu and a negative immediate such that it works with MIPS16
3980 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3983 * configure.ac (ld_vers): Support Linux linker.
3984 * configure: Regenerated.
3986 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3987 Sandra Loosemore <sandra@codesourcery.com>
3989 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3990 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3991 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3992 nomips16 into decl attributes.
3993 (TARGET_INSERT_ATTRIBUTES): Override.
3994 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3995 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3996 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3997 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3998 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3999 (mips_use_mips16_mode_p): Reimplement as a function that takes
4000 a decl and considers only decl attributes. If the decl is nested
4001 function, use its parent attributes.
4002 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4003 instead of SYMBOL_REF_MIPS16_FUNC_P.
4004 (mips_set_mips16_mode): Move call to sorry here from old
4005 mips_use_mips16_mode_p.
4006 (mflip_mips16_entry): New structure.
4007 (mflip_mips16_htab): New variable.
4008 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4009 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4010 (mips_merge_decl_attributes): New function.
4011 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4012 Use mips_use_mips16_mode_p.
4013 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4014 SYMBOL_REF_MIPS16_FUNC_P.
4015 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4017 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4019 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4021 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4024 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4026 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4027 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4028 Tony Linthicum <tony.linthicum@amd.com>
4030 * tree.h (function_args_iterator): New type to iterate over
4032 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4033 function arguments providing a pointer to the argument.
4034 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4035 function arguments providing the argument.
4036 (function_args_iter_init): Inline function to initialize
4037 function_args_iterator.
4038 (function_args_iter_cond_ptr): Inline function to return the next
4039 pointer to hold the argument.
4040 (function_args_iter_cond): Inline function to return the next
4042 (function_args_iter_cond_next): Advance the function args
4044 (stdarg_p): New function, return true if variable argument
4046 (prototype_p): New function, return true if function is
4048 (function_args_count): New function, count the number of arguments
4051 * tree.c (stdarg_p): New function, return true if variable
4053 (prototype_p): New function, return true if function is
4056 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4057 (TARGET_ROUND): New macro for the round/ptest instructions which
4058 are shared between SSE4.1 and SSE5.
4059 (OPTION_MASK_ISA_ROUND): Ditto.
4060 (OPTION_ISA_ROUND): Ditto.
4061 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4062 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4064 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4065 (-mfused-madd): New switch to give users control over whether the
4066 compiler optimizes to use the multiply/add SSE5 instructions.
4068 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4069 m_ATHLON_K8_AMDFAM10, and change all uses.
4070 (enum pta_flags): Add PTA_SSE5.
4071 (ix86_handle_option): Turn off 3dnow if -msse5.
4072 (override_options): Add SSE5 support.
4073 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4075 (ix86_expand_sse_movcc): Add SSE5 support.
4076 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4077 vector type to the next largest size.
4078 (ix86_expand_sse5_pack): New function to use pperm to pack a
4079 vector type to the next smallest size.
4080 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4081 (IX86_BUILTIN_FMADDSD): Ditto.
4082 (IX86_BUILTIN_FMADDPS): Ditto.
4083 (IX86_BUILTIN_FMADDPD): Ditto.
4084 (IX86_BUILTIN_FMSUBSS): Ditto.
4085 (IX86_BUILTIN_FMSUBSD): Ditto.
4086 (IX86_BUILTIN_FMSUBPS): Ditto.
4087 (IX86_BUILTIN_FMSUBPD): Ditto.
4088 (IX86_BUILTIN_FNMADDSS): Ditto.
4089 (IX86_BUILTIN_FNMADDSD): Ditto.
4090 (IX86_BUILTIN_FNMADDPS): Ditto.
4091 (IX86_BUILTIN_FNMADDPD): Ditto.
4092 (IX86_BUILTIN_FNMSUBSS): Ditto.
4093 (IX86_BUILTIN_FNMSUBSD): Ditto.
4094 (IX86_BUILTIN_FNMSUBPS): Ditto.
4095 (IX86_BUILTIN_FNMSUBPD): Ditto.
4096 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4097 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4098 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4099 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4100 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4101 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4102 (IX86_BUILTIN_PPERM): Ditto.
4103 (IX86_BUILTIN_PERMPS): Ditto.
4104 (IX86_BUILTIN_PERMPD): Ditto.
4105 (IX86_BUILTIN_PMACSSWW): Ditto.
4106 (IX86_BUILTIN_PMACSWW): Ditto.
4107 (IX86_BUILTIN_PMACSSWD): Ditto.
4108 (IX86_BUILTIN_PMACSWD): Ditto.
4109 (IX86_BUILTIN_PMACSSDD): Ditto.
4110 (IX86_BUILTIN_PMACSDD): Ditto.
4111 (IX86_BUILTIN_PMACSSDQL): Ditto.
4112 (IX86_BUILTIN_PMACSSDQH): Ditto.
4113 (IX86_BUILTIN_PMACSDQL): Ditto.
4114 (IX86_BUILTIN_PMACSDQH): Ditto.
4115 (IX86_BUILTIN_PMADCSSWD): Ditto.
4116 (IX86_BUILTIN_PMADCSWD): Ditto.
4117 (IX86_BUILTIN_PHADDBW): Ditto.
4118 (IX86_BUILTIN_PHADDBD): Ditto.
4119 (IX86_BUILTIN_PHADDBQ): Ditto.
4120 (IX86_BUILTIN_PHADDWD): Ditto.
4121 (IX86_BUILTIN_PHADDWQ): Ditto.
4122 (IX86_BUILTIN_PHADDDQ): Ditto.
4123 (IX86_BUILTIN_PHADDUBW): Ditto.
4124 (IX86_BUILTIN_PHADDUBD): Ditto.
4125 (IX86_BUILTIN_PHADDUBQ): Ditto.
4126 (IX86_BUILTIN_PHADDUWD): Ditto.
4127 (IX86_BUILTIN_PHADDUWQ): Ditto.
4128 (IX86_BUILTIN_PHADDUDQ): Ditto.
4129 (IX86_BUILTIN_PHSUBBW): Ditto.
4130 (IX86_BUILTIN_PHSUBWD): Ditto.
4131 (IX86_BUILTIN_PHSUBDQ): Ditto.
4132 (IX86_BUILTIN_PROTB): Ditto.
4133 (IX86_BUILTIN_PROTW): Ditto.
4134 (IX86_BUILTIN_PROTD): Ditto.
4135 (IX86_BUILTIN_PROTQ): Ditto.
4136 (IX86_BUILTIN_PROTB_IMM): Ditto.
4137 (IX86_BUILTIN_PROTW_IMM): Ditto.
4138 (IX86_BUILTIN_PROTD_IMM): Ditto.
4139 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4140 (IX86_BUILTIN_PSHLB): Ditto.
4141 (IX86_BUILTIN_PSHLW): Ditto.
4142 (IX86_BUILTIN_PSHLD): Ditto.
4143 (IX86_BUILTIN_PSHLQ): Ditto.
4144 (IX86_BUILTIN_PSHAB): Ditto.
4145 (IX86_BUILTIN_PSHAW): Ditto.
4146 (IX86_BUILTIN_PSHAD): Ditto.
4147 (IX86_BUILTIN_PSHAQ): Ditto.
4148 (IX86_BUILTIN_FRCZSS): Ditto.
4149 (IX86_BUILTIN_FRCZSD): Ditto.
4150 (IX86_BUILTIN_FRCZPS): Ditto.
4151 (IX86_BUILTIN_FRCZPD): Ditto.
4152 (IX86_BUILTIN_CVTPH2PS): Ditto.
4153 (IX86_BUILTIN_CVTPS2PH): Ditto.
4154 (IX86_BUILTIN_COMEQSS): Ditto.
4155 (IX86_BUILTIN_COMNESS): Ditto.
4156 (IX86_BUILTIN_COMLTSS): Ditto.
4157 (IX86_BUILTIN_COMLESS): Ditto.
4158 (IX86_BUILTIN_COMGTSS): Ditto.
4159 (IX86_BUILTIN_COMGESS): Ditto.
4160 (IX86_BUILTIN_COMUEQSS): Ditto.
4161 (IX86_BUILTIN_COMUNESS): Ditto.
4162 (IX86_BUILTIN_COMULTSS): Ditto.
4163 (IX86_BUILTIN_COMULESS): Ditto.
4164 (IX86_BUILTIN_COMUGTSS): Ditto.
4165 (IX86_BUILTIN_COMUGESS): Ditto.
4166 (IX86_BUILTIN_COMORDSS): Ditto.
4167 (IX86_BUILTIN_COMUNORDSS): Ditto.
4168 (IX86_BUILTIN_COMFALSESS): Ditto.
4169 (IX86_BUILTIN_COMTRUESS): Ditto.
4170 (IX86_BUILTIN_COMEQSD): Ditto.
4171 (IX86_BUILTIN_COMNESD): Ditto.
4172 (IX86_BUILTIN_COMLTSD): Ditto.
4173 (IX86_BUILTIN_COMLESD): Ditto.
4174 (IX86_BUILTIN_COMGTSD): Ditto.
4175 (IX86_BUILTIN_COMGESD): Ditto.
4176 (IX86_BUILTIN_COMUEQSD): Ditto.
4177 (IX86_BUILTIN_COMUNESD): Ditto.
4178 (IX86_BUILTIN_COMULTSD): Ditto.
4179 (IX86_BUILTIN_COMULESD): Ditto.
4180 (IX86_BUILTIN_COMUGTSD): Ditto.
4181 (IX86_BUILTIN_COMUGESD): Ditto.
4182 (IX86_BUILTIN_COMORDSD): Ditto.
4183 (IX86_BUILTIN_COMUNORDSD): Ditto.
4184 (IX86_BUILTIN_COMFALSESD): Ditto.
4185 (IX86_BUILTIN_COMTRUESD): Ditto.
4186 (IX86_BUILTIN_COMEQPS): Ditto.
4187 (IX86_BUILTIN_COMNEPS): Ditto.
4188 (IX86_BUILTIN_COMLTPS): Ditto.
4189 (IX86_BUILTIN_COMLEPS): Ditto.
4190 (IX86_BUILTIN_COMGTPS): Ditto.
4191 (IX86_BUILTIN_COMGEPS): Ditto.
4192 (IX86_BUILTIN_COMUEQPS): Ditto.
4193 (IX86_BUILTIN_COMUNEPS): Ditto.
4194 (IX86_BUILTIN_COMULTPS): Ditto.
4195 (IX86_BUILTIN_COMULEPS): Ditto.
4196 (IX86_BUILTIN_COMUGTPS): Ditto.
4197 (IX86_BUILTIN_COMUGEPS): Ditto.
4198 (IX86_BUILTIN_COMORDPS): Ditto.
4199 (IX86_BUILTIN_COMUNORDPS): Ditto.
4200 (IX86_BUILTIN_COMFALSEPS): Ditto.
4201 (IX86_BUILTIN_COMTRUEPS): Ditto.
4202 (IX86_BUILTIN_COMEQPD): Ditto.
4203 (IX86_BUILTIN_COMNEPD): Ditto.
4204 (IX86_BUILTIN_COMLTPD): Ditto.
4205 (IX86_BUILTIN_COMLEPD): Ditto.
4206 (IX86_BUILTIN_COMGTPD): Ditto.
4207 (IX86_BUILTIN_COMGEPD): Ditto.
4208 (IX86_BUILTIN_COMUEQPD): Ditto.
4209 (IX86_BUILTIN_COMUNEPD): Ditto.
4210 (IX86_BUILTIN_COMULTPD): Ditto.
4211 (IX86_BUILTIN_COMULEPD): Ditto.
4212 (IX86_BUILTIN_COMUGTPD): Ditto.
4213 (IX86_BUILTIN_COMUGEPD): Ditto.
4214 (IX86_BUILTIN_COMORDPD): Ditto.
4215 (IX86_BUILTIN_COMUNORDPD): Ditto.
4216 (IX86_BUILTIN_COMFALSEPD): Ditto.
4217 (IX86_BUILTIN_COMTRUEPD): Ditto.
4218 (IX86_BUILTIN_PCOMEQUB): Ditto.
4219 (IX86_BUILTIN_PCOMNEUB): Ditto.
4220 (IX86_BUILTIN_PCOMLTUB): Ditto.
4221 (IX86_BUILTIN_PCOMLEUB): Ditto.
4222 (IX86_BUILTIN_PCOMGTUB): Ditto.
4223 (IX86_BUILTIN_PCOMGEUB): Ditto.
4224 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4225 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4226 (IX86_BUILTIN_PCOMEQUW): Ditto.
4227 (IX86_BUILTIN_PCOMNEUW): Ditto.
4228 (IX86_BUILTIN_PCOMLTUW): Ditto.
4229 (IX86_BUILTIN_PCOMLEUW): Ditto.
4230 (IX86_BUILTIN_PCOMGTUW): Ditto.
4231 (IX86_BUILTIN_PCOMGEUW): Ditto.
4232 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4233 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4234 (IX86_BUILTIN_PCOMEQUD): Ditto.
4235 (IX86_BUILTIN_PCOMNEUD): Ditto.
4236 (IX86_BUILTIN_PCOMLTUD): Ditto.
4237 (IX86_BUILTIN_PCOMLEUD): Ditto.
4238 (IX86_BUILTIN_PCOMGTUD): Ditto.
4239 (IX86_BUILTIN_PCOMGEUD): Ditto.
4240 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4241 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4242 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4243 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4244 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4245 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4246 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4247 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4248 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4249 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4250 (IX86_BUILTIN_PCOMEQB): Ditto.
4251 (IX86_BUILTIN_PCOMNEB): Ditto.
4252 (IX86_BUILTIN_PCOMLTB): Ditto.
4253 (IX86_BUILTIN_PCOMLEB): Ditto.
4254 (IX86_BUILTIN_PCOMGTB): Ditto.
4255 (IX86_BUILTIN_PCOMGEB): Ditto.
4256 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4257 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4258 (IX86_BUILTIN_PCOMEQW): Ditto.
4259 (IX86_BUILTIN_PCOMNEW): Ditto.
4260 (IX86_BUILTIN_PCOMLTW): Ditto.
4261 (IX86_BUILTIN_PCOMLEW): Ditto.
4262 (IX86_BUILTIN_PCOMGTW): Ditto.
4263 (IX86_BUILTIN_PCOMGEW): Ditto.
4264 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4265 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4266 (IX86_BUILTIN_PCOMEQD): Ditto.
4267 (IX86_BUILTIN_PCOMNED): Ditto.
4268 (IX86_BUILTIN_PCOMLTD): Ditto.
4269 (IX86_BUILTIN_PCOMLED): Ditto.
4270 (IX86_BUILTIN_PCOMGTD): Ditto.
4271 (IX86_BUILTIN_PCOMGED): Ditto.
4272 (IX86_BUILTIN_PCOMFALSED): Ditto.
4273 (IX86_BUILTIN_PCOMTRUED): Ditto.
4274 (IX86_BUILTIN_PCOMEQQ): Ditto.
4275 (IX86_BUILTIN_PCOMNEQ): Ditto.
4276 (IX86_BUILTIN_PCOMLTQ): Ditto.
4277 (IX86_BUILTIN_PCOMLEQ): Ditto.
4278 (IX86_BUILTIN_PCOMGTQ): Ditto.
4279 (IX86_BUILTIN_PCOMGEQ): Ditto.
4280 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4281 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4282 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4283 OPTION_MASK_ISA_ROUND for instructions that are shared between
4285 (bdesc_2arg): Ditto.
4286 (bdesc_sse_3arg): Ditto.
4287 (enum multi_arg_type): New enum for describing the various SSE5
4288 intrinsic argument types.
4289 (bdesc_multi_arg): New table for SSE5 intrinsics.
4290 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4291 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4293 (ix86_expand_builtin): Add SSE5 intrinsic support.
4294 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4295 operand instructions.
4296 (ix86_expand_sse5_multiple_memory): New function to split the
4297 second memory reference from SSE5 instructions.
4298 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4299 (ix86_return_pops_args): Use stdarg_p to determine if the function
4300 has variable arguments.
4301 (ix86_setup_incoming_varargs): Ditto.
4302 (x86_this_parameter): Ditto.
4304 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4306 (ix86_expand_sse5_pack): Ditto.
4307 (ix86_sse5_valid_op_p): Ditto.
4308 (ix86_expand_sse5_multiple_memory): Ditto.
4310 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4311 constant for SSE5 support.
4312 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4313 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4314 (UNSPEC_SSE5_PERMUTE): Ditto.
4315 (UNSPEC_SSE5_ASHIFT): Ditto.
4316 (UNSPEC_SSE5_LSHIFT): Ditto.
4317 (UNSPEC_FRCZ): Ditto.
4318 (UNSPEC_CVTPH2PS): Ditto.
4319 (UNSPEC_CVTPS2PH): Ditto.
4320 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4322 (COM_FALSE_S): Ditto.
4323 (COM_FALSE_P): Ditto.
4324 (COM_TRUE_S): Ditto.
4325 (COM_TRUE_P): Ditto.
4326 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4327 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4329 (memory attribute): Ditto.
4330 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4331 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4332 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4333 (floor<mode>2): Ditto.
4334 (ceil<mode>2): Ditto.
4335 (btrunc<mode>2): Ditto.
4336 (nearbyintdf2): Ditto.
4337 (nearbyintsf2): Ditto.
4338 (sse_setccsf): Disable if SSE5.
4339 (sse_setccdf): Ditto.
4340 (sse5_setcc<mode>): New support for SSE5 conditional move.
4341 (sse5_pcmov_<mode>): Ditto.
4343 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4345 (SSEMODEF2P): Ditto.
4346 (ssemodesuffixf4): New mode attribute for SSE5.
4347 (ssemodesuffixf2s): Ditto.
4348 (ssemodesuffixf2c): Ditto.
4349 (sserotatemax): Ditto.
4350 (ssescalarmode): Ditto.
4351 (sse_maskcmpv4sf3): Disable if SSE5.
4352 (sse_maskcmpv2df3): Ditto.
4353 (sse_vmmaskcmpv4sf3): Ditto.
4354 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4356 (sse5_vmfmadd<mode>4): Ditto.
4357 (sse5_fmsub<mode>4): Ditto.
4358 (sse5_vmfmsub<mode>4): Ditto.
4359 (sse5_fnmadd<mode>4): Ditto.
4360 (sse5_vmfnmadd<mode>4): Ditto.
4361 (sse5_fnmsub<mode>4): Ditto.
4362 (sse5_vmfnmsub<mode>4): Ditto.
4363 (sse5i_fmadd<mode>4): Ditto.
4364 (sse5i_fmsub<mode>4): Ditto.
4365 (sse5i_fnmadd<mode>4): Ditto.
4366 (sse5i_fnmsub<mode>4): Ditto.
4367 (sse5i_vmfmadd<mode>4): Ditto.
4368 (sse5i_vmfmsub<mode>4): Ditto.
4369 (sse5i_vmfnmadd<mode>4): Ditto.
4370 (sse5i_vmfnmsub<mode>4): Ditto.
4371 (mulv16qi3): Add SSE5 support.
4373 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4374 (sse2_mulv4si3): Disable if SSE5.
4375 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4376 (sse4_1_roundps): Ditto.
4377 (sse4_1_roundsd): Ditto.
4378 (sse4_1_roundss): Ditto.
4379 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4381 (sse_maskcmpsf3): Ditto.
4382 (sse_vmmaskcmpv4sf3): Ditto.
4383 (sse2_maskcmpv2df3): Ditto.
4384 (sse2_maskcmpdf3): Ditto.
4385 (sse2_vmmaskcmpv2df3): Ditto.
4386 (sse2_eq<mode>3): Ditto.
4387 (sse2_gt<mode>3): Ditto.
4388 (sse5_pcmov_<mode>): Add SSE5 support.
4389 (vec_unpacku_hi_v16qi): Ditto.
4390 (vec_unpacks_hi_v16qi): Ditto.
4391 (vec_unpacku_lo_v16qi): Ditto.
4392 (vec_unpacks_lo_v16qi): Ditto.
4393 (vec_unpacku_hi_v8hi): Ditto.
4394 (vec_unpacks_hi_v8hi): Ditto.
4395 (vec_unpacku_lo_v8hi): Ditto.
4396 (vec_unpacks_lo_v8hi): Ditto.
4397 (vec_unpacku_hi_v4si): Ditto.
4398 (vec_unpacks_hi_v4si): Ditto.
4399 (vec_unpacku_lo_v4si): Ditto.
4400 (vec_unpacks_lo_v4si): Ditto.
4401 (sse5_pmacsww): New SSE5 intrinsic insn.
4402 (sse5_pmacssww): Ditto.
4403 (sse5_pmacsdd): Ditto.
4404 (sse5_pmacssdd): Ditto.
4405 (sse5_pmacssdql): Ditto.
4406 (sse5_pmacssdqh): Ditto.
4407 (sse5_pmacsdqh): Ditto.
4408 (sse5_pmacsswd): Ditto.
4409 (sse5_pmacswd): Ditto.
4410 (sse5_pmadcsswd): Ditto.
4411 (sse5_pmadcswd): Ditto.
4412 (sse5_pcmov_<move>): Conditional move support on SSE5.
4413 (sse5_phaddbw): New SSE5 intrinsic insn.
4414 (sse5_phaddbd): Ditto.
4415 (sse5_phaddbq): Ditto.
4416 (sse5_phaddwd): Ditto.
4417 (sse5_phaddwq): Ditto.
4418 (sse5_phadddq): Ditto.
4419 (sse5_phaddubw): Ditto.
4420 (sse5_phaddubd): Ditto.
4421 (sse5_phaddubq): Ditto.
4422 (sse5_phadduwd): Ditto.
4423 (sse5_phadduwq): Ditto.
4424 (sse5_phaddudq): Ditto.
4425 (sse5_phsubbw): Ditto.
4426 (sse5_phsubwd): Ditto.
4427 (sse5_phsubdq): Ditto.
4428 (sse5_pperm): Ditto.
4429 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4430 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4431 (sse5_pperm_sign_v8hi_v4si): Ditto.
4432 (sse5_pperm_zero_v8hi_v4si): Ditto.
4433 (sse5_pperm_sign_v4si_v2di): Ditto.
4434 (sse5_pperm_sign_v4si_v2di): Ditto.
4435 (sse5_pperm_pack_v2di_v4si): Ditto.
4436 (sse5_pperm_pack_v4si_v8hi): Ditto.
4437 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4438 (sse5_perm<mode>): New SSE5 intrinsic insn.
4439 (rotl<mode>3): Ditto.
4440 (sse5_rotl<mode>3): Ditto.
4441 (sse5_ashl<mode>3): Ditto.
4442 (sse5_lshl<mode>3): Ditto.
4443 (sse5_frcz<mode>2): Ditto.
4444 (sse5s_frcz<mode>2): Ditto.
4445 (sse5_cvtph2ps): Ditto.
4446 (sse5_cvtps2ph): Ditto.
4447 (sse5_vmmaskcmp<mode>3): Ditto.
4448 (sse5_com_tf<mode>3): Ditto.
4449 (sse5_maskcmp<mode>3): Ditto.
4450 (sse5_maskcmp_uns<mode>3): Ditto.
4451 (sse5_maskcmp_uns2<mode>3): Ditto.
4452 (sse5_pcom_tf<mode>3): Ditto.
4454 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4456 (sse5_comparison_float_operator): New predicate to match the
4457 comparison operators supported by the SSE5 com instruction.
4458 (ix86_comparison_int_operator): New predicate to match just the
4459 signed int comparisons.
4460 (ix86_comparison_uns_operator): New predicate to match just the
4461 unsigned int comparisons.
4463 * doc/invoke.texi (-msse5): Add documentation.
4464 (-mfused-madd): Ditto.
4466 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4468 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4470 (x86_64-*-*): Ditto.
4472 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4474 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4475 intrinisics for SSE5.
4477 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4480 * config/i386/mmintrin-common.h: New file, to contain common
4481 instructions between SSE4.1 and SSE5.
4483 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4484 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4485 (gen_regparm_prefix): Ditto.
4487 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4488 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4489 prototype_p to determine if a function is prototyped.
4491 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4493 * config/dfp-bit.c (dfp_conversion_exception): New function.
4494 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4495 (DFP_TO_INT): Ditto.
4496 (INT_TO_DFP): Ditto.
4497 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4499 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4502 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4503 before sp restoration even when total_size is 0, but
4504 frame_pointer_needed.
4506 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4508 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4509 (xtensa_copy_incoming_a7): Use start_sequence instead of
4510 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4511 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4512 of the saveregs sequence.
4514 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4516 * c-tree.h (grokfield): Add a "tree *" argument.
4517 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4518 Chain nested decl attributes to it. Don't call decl_attributes here.
4519 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4520 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4521 (grokfield): Take a pointer to the decl's attributes and pass
4522 it to grokdeclarator.
4523 * c-parser.c (c_parser_struct_declaration): Update the calls to
4524 grokfield. Call decl_attributes for anonymous struct and union
4527 2007-09-12 Jan Hubicka <jh@suse.cz>
4529 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4531 2007-09-12 Ira Rosen <irar@il.ibm.com>
4533 PR tree-optimization/32377
4534 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4535 between positive and negative dependence distance using DDR_REVERSED_P.
4537 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4539 PR tree-optimization/33373
4540 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4541 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4543 2007-09-12 Jan Hubicka <jh@suse.cz>
4546 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4549 2007-09-12 Christian Bruel <christian.bruel@st.com>
4551 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4552 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4554 2007-09-12 Ira Rosen <irar@il.ibm.com>
4556 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4557 for oprnd1 if not required.
4558 (vectorizable_operation): Use scalar operand in SLP in case of
4559 shift with scalar argument.
4561 2007-09-12 Ira Rosen <irar@il.ibm.com>
4563 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4566 2007-09-11 James E. Wilson <wilson@specifix.com>
4568 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4569 TARGET_UNWIND_INFO is defined.
4570 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4573 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4575 * config/sh/sh.c (calc_live_regs): Use
4576 current_function_saves_all_registers instead of
4577 current_function_has_nonlocal_label.
4578 (sh_allocate_initial_value): Likewise.
4579 (sh_get_pr_initial_val): Likewise.
4580 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4581 * config/sh/sh.md (load_ra): Likewise.
4583 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4585 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4588 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4589 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4591 2007-09-12 Sa Liu <saliu@de.ibm.com>
4593 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4594 operands to DFmode GE or LE compares.
4596 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4598 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4599 REG_CLASS_NAMES): Add P0REGS.
4600 (REGNO_REG_CLASS): Return it where appropriate.
4601 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4602 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4603 * doc/md.texi (Blackfin family): Document 'q' constraints.
4605 2007-09-11 Steve Kenton <skenton@ou.edu>
4607 * pa/linux-unwind.h: Guard with inhibit_libc.
4608 * pa/hpux-unwind.h: Likewise.
4610 2007-09-11 David Daney <ddaney@avtrex.com>
4612 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4613 * doc/install.texi: Document new --with-llsc and --without-llsc
4615 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4616 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4617 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4619 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4620 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4621 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4622 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4623 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4624 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4625 * config/mips/mips.opt (mllsc): New option.
4626 * config/mips/mips.c (mips_llsc): Define variable.
4627 (mips_handle_option): Handle mllsc option.
4628 (override_options): Set mips_print_operand_punct for '|' and '-'.
4629 (print_operand): Add new %| and %- operand codes.
4630 * config/mips/mips.h (mips_llsc_setting): New enum type.
4631 (mips_llsc): Declare.
4632 (OPTION_DEFAULT_SPECS): Add llsc handling.
4633 (GENERATE_SYNC): New macro.
4634 (GENERATE_LL_SC): New macro.
4635 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4636 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4637 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4638 in %| and %- operand codes.
4640 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4642 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4643 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4645 2007-09-11 Jason Merrill <jason@redhat.com>
4648 * stor-layout.c (layout_decl): Do pack variable size fields.
4650 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4652 * config/m68k/predicates.md (movsi_const0_operand,
4653 non_symbolic_call_operand): New predicates.
4655 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4657 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4658 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4659 CW, CZ, CS, Ap and Ac.
4661 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4662 (constraints.md): New include.
4663 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4664 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4665 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4667 (pushdi): Add split.
4668 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4669 attributes. Split tstsi_internal_68020_cf from it.
4670 (tstsi_internal_68020_cf): New pattern.
4671 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4672 (tst<mode>_cf): Specify attributea.
4673 (cmpsi_cf): Name pattern. Specify attributes.
4674 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4675 (pushexthisi_const): Fix to use alternatives. Specify
4677 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4678 from it. Fix to use alternatives. Specify attributes.
4679 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4680 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4682 (movsf_cf_soft): Specify attributes.
4683 (movdf_cf_soft): Add split.
4684 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4685 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4686 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4687 (truncdfsf2_68881): Name pattern. Specify attributes.
4688 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4689 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4690 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4692 (addsi3_5200): Fix to use alternatives. Specify attributes.
4694 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4695 (subsi3): Add alternative for subq.l. Specify attributes.
4696 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4697 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4699 (umulhisi3): Specify attributes.
4700 (mulhisisi3_z): Name pattern. Specify attributes.
4701 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4702 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4703 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4704 bsetmemqi): Specify attributes.
4705 (bsetmemqi_ext): Name pattern. Specify attributes.
4706 (bclrmemqi): Specify attributes.
4707 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4708 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4710 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4711 pattern. Specify attributes.
4712 (jump): Specify attributes.
4713 (tablejump_internal): Name pattern. Specify attributes.
4714 (call_value): Split into non_symbolic_call_value,
4715 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4716 alternatives. Specify attributes.
4717 (non_symbolic_call_value, symbolic_call_value_jsr,
4718 symbolic_call_value_bsr): New patterns.
4719 (nop, return, unlink, indirect_jump): Specify attributes.
4720 (trap): Fix condition. Specify attributes.
4723 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4724 (override_options): Initialize it. Initialize m68k_sched_cpu.
4725 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4726 (const_method): Make global, rename to m68k_const_method.
4727 (const_int_cost, output_move_const_into_data_reg): Update.
4728 (output_move_double): Parametrize to emit rtl code, rename to
4730 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4731 emit_movsi): New static functions.
4732 (output_move_double): New function with semantics of old
4734 (m68k_emit_move_double): New function.
4735 (m68k_sched_cpu): New variable.
4736 (attr_op_type): New enum.
4737 (sched_guess_p): New variable.
4738 (sched_address_type, sched_operand_type, sched_attr_op_type):
4739 New static functions.
4740 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4741 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4742 (sched_branch_type): New static variable.
4743 (m68k_sched_branch_type): New function.
4744 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4745 (m68k_symbolic_call_var): Declare.
4746 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4747 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4748 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4749 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4752 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4754 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4755 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4756 error if __builtin_va_arg_pack_len () wasn't optimized out during
4758 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4759 with the number of inline's anonymous arguments.
4760 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4762 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4764 * fold-const.c (extract_muldiv_1): Do not simplify
4767 2007-09-11 Jan Hubicka <jh@suse.cz>
4769 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4770 (TARGET_INTER_UNIT_CONVERSIONS): New.
4771 * i386.md (floatsi expanders): Remove redundant check for SImode
4772 source; offload to memory when asked for.
4773 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4774 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4776 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4777 floatsidf2_mixed_memory, floatsidf2_sse_memory
4778 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4779 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4781 2007-09-11 Jan Hubicka <jh@suse.cz>
4783 * toplev.c (process_options): all frontends now do unit-at-a-time.
4784 * cgraphunit.c: update comments.
4785 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4786 * c-decl.c (finish_function): use cgraph_add_new_function.
4787 * function.c (expand_function_end): We are always unit-at-a-time.
4789 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4791 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4792 settings for MIPS16.
4793 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4795 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4797 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4798 SYMBOL_FORCE_TO_MEM constants.
4799 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4800 (mips16_rewrite_pool_refs_info): New structure.
4801 (mips16_rewrite_pool_constant): New function, split out from...
4802 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4803 mips16_rewrite_pool_refs_info structure rather than a pointer
4804 to a constant pool. Force force_to_mem_operands into memory.
4805 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4806 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4807 * config/mips/constraints.md (kf): New constraint.
4808 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4809 (*movsi_mips16): Likewise.
4811 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4812 Nigel Stephens <nigel@mips.com>
4813 David Ung <davidu@mips.com>
4815 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4816 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4817 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4818 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4819 (mips_zero_extend_cost): New functions.
4820 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4821 Use the new functions. Tweak many cost estimates, both here
4822 and in the new subroutines. Return false when the cost of the
4823 operands has not been calculated. Check for *clear_upper32.
4824 Check for floating-point multiply-add, reciprocal and rsqrt
4825 patterns. Handle comparison and rotation codes.
4827 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4829 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4831 * config/i386/i386.c (get_dllimport_decl): Don't strip
4834 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4837 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4838 declarations to top.
4839 (DFP_TO_BFP): Use for either XFmode or TFmode.
4840 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4842 * config/dfp-bit.h: Include float.h.
4843 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4844 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4845 which doesn't mean the same thing.
4846 (BFP_KIND): Use 4 to mean TFmode.
4847 (BFP_FMT): Specify the number of decimal digits based on the
4848 number of mantissa digits.
4849 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4850 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4851 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4852 (TFtype): Define if TFmode is supported.
4853 * doc/libgcc.texi (Decimal float library routines): Document
4854 TF conversion functions.
4856 2007-09-10 Chao-ying Fu <fu@mips.com>
4858 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4859 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4860 (mips_emit_compare): Process fixed-point modes.
4861 (mips_pad_arg_upward): Support fixed-point types.
4862 (override_options): Allow fixed-point modes in accumulators.
4863 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4864 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4865 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4866 (mips_scalar_mode_supported_p): New function to accept fixed-point
4867 modes if the width is not greater than two BITS_PER_WORD.
4868 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4869 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4870 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4871 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4872 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4874 ("IMODE"): New mode attribute.
4875 (mips-fixed.md): Include.
4876 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4878 * config/mips/mips-fixed.md: New file.
4880 2007-09-11 Ben Elliston <bje@au.ibm.com>
4882 * config/spu/spu.md: Formatting fixes.
4884 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4886 * config/dfp-bit.c (dfp_unary_func): Delete.
4887 (dfp_unary_op): Delete.
4888 (dfp_binary_op): Use decFloat functions instead of decNumber
4889 functions for binary operations.
4890 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4891 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4893 (dfp_compare_op): Use decFloat functions insteadof decNumber
4894 functions for comparisons.
4895 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4896 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4898 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4899 call to dxx_binary_op and decFloat function.
4900 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4901 calls to dxx_binary_op and decFloat function.
4902 * config/dfp-bit.h: Include decFloat header files.
4903 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4904 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4905 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4906 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4908 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4909 Jan Sjodin <jan.sjodin@amd.com>
4911 * tree-vect-analyze.c (vect_analyze_operations): Change
4912 comparison of loop iterations with threshold to less than
4913 or equal to instead of less than. Reduce
4914 min_scalar_loop_bound by one.
4915 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4916 Change prologue and epilogue iterations estimate to vf/2,
4917 when unknown at compile-time. Change versioning guard
4918 cost to taken_branch_cost. If peeling for alignment is
4919 unknown at compile-time, change peel guard costs to one
4920 taken branch and one not-taken branch per peeled loop.
4921 If peeling for alignment is known but number of scalar loop
4922 iterations is unknown at compile-time, change peel guard
4923 costs to one taken branch per peeled loop. Change the cost
4924 model equation to consider vector iterations as the loop
4925 iterations less the prologue and epilogue iterations.
4926 Change outside vector cost check to less than or equal to
4927 zero instead of equal to zero.
4928 (vect_do_peeling_for_loop_bound): Reduce
4929 min_scalar_loop_bound by one.
4930 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4931 TARG_COND_NOT_TAKEN_BRANCH_COST.
4932 * config/i386/i386.h (processor_costs): Add
4933 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4934 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4935 vec_align_load_cost, vect_unalign_load_cost,
4936 vec_store_cost, cond_taken_branch_cost,
4937 cond_not_taken_branch_cost.
4938 Define macros for x86 costs.
4939 * config/i386/i386.c:
4940 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4941 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4942 scalar_to_vec_cost, vec_align_load_cost,
4943 vect_unalign_load_cost, vec_store_cost,
4944 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4945 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4946 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4947 core2_cost, generic64_cost, generic32_cost): Set to default
4949 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4950 (x86_builtin_vectorization_cost): New.
4952 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4953 Ben Elliston <bje@au.ibm.com>
4955 * dfp.c: Include decimal128Local.h;
4956 (dfp_byte_swap): Remove.
4957 (encode_decimal32, decode_decimal32): Don't handle endianness.
4958 (encode_decimal64, decode_decimal64): Ditto.
4959 (encode_decimal128, decode_decimal128): Ditto.
4960 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4962 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4964 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4965 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4967 2007-09-10 David Daney <ddaney@avtrex.com>
4969 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4971 (memory_barrier): Rewrote as an insn that clobbers memory.
4973 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4975 * config/mips/mips.c (mips_global_pointer): Check
4976 call_really_used_regs instead of call_used_regs.
4977 (mips_save_reg_p): Likewise. Save all call-saved registers
4978 if current_function_saves_all_registers. Fix indentation.
4979 No longer treat $18 as a special case.
4980 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4982 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4984 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4985 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4986 the introductory comment.
4987 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4988 (override_options): Don't test for it.
4989 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4990 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4991 * config/mips/vr.h: As for config/mips/sde.h.
4993 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4994 Revital Eres <eres@il.ibm.com>
4996 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4997 (struct ddg): Define.
4998 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4999 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5000 * config/spu/spu.c: Include ddg.h.
5001 (TARGET_SCHED_SMS_RES_MII): Define.
5002 (spu_sms_res_mii): New function to calculate mii.
5003 * modulo-sched (res_MII): Use it.
5004 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5006 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5008 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5009 pool entries since they might hold values that must not be shared.
5011 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5014 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5015 Use 'N' operand constraint for op2.
5016 (lshr<mode>3): Ditto.
5017 (ashl<mode>3): Ditto.
5018 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5019 (vec_shr_<mode>): Ditto.
5020 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5021 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5023 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5025 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5026 Change mode macro in the last real_2expN parameter to uppercase.
5028 2007-09-10 Michael Matz <matz@suse.de>
5030 * tree-pass.h (pass_cselim): Declare new pass.
5031 * passes.c (init_optimization_passes): Link in pass_cselim.
5032 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5033 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5034 cond_store_replacement.
5035 (condstoretemp): New static variable.
5036 (cond_store_replacement): New function.
5037 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5038 tree_ssa_phiopt_worker.
5039 (struct name_to_bb): New.
5040 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5041 nt_init_block, nt_fini_block): New static functions.
5042 (seen_ssa_names, nontrap_set): New static variables.
5043 (gate_cselim, pass_cselim): Define new pass.
5044 * common.opt (ftree-cselim): New flag.
5045 * toplev.c (process_options): Set flag_tree_cselim if required.
5047 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5049 * simplify-rtx.c (simplify_relational_operation_1): For recent
5050 canonicalization, don't recurse if op1 equals both PLUS arguments.
5052 2007-09-09 David Daney <ddaney@avtrex.com>
5054 * optabs.c (expand_sync_operation): Use plus insn if minus
5056 (expand_sync_fetch_operation): Ditto.
5058 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5060 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5062 (*floatsisf2_sse_vector): Likewise.
5064 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5066 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5068 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5070 * config/i386/i386.h (ix86_tune_indices): Rename
5071 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5072 (TARGET_USE_VECTOR_CONVERTS): Updated.
5073 * config/i386/i386.c: Likewise.
5075 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5076 Nigel Stephens <nigel@mips.com>
5078 * doc/invoke.texi (Overall Options): Add .sx file extension
5079 as a synonym for .S.
5080 * cppspec.c (known_suffixes): Likewise.
5081 * gcc.c (default_compilers): Likewise.
5083 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5086 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5087 * simplify-rtx.c (simplify_relational_operation_1): Add the
5088 canonicalization from i386.h.
5089 * doc/md.texi (Canonicalization of Instructions): Document it.
5091 2007-09-09 Jan Hubicka <jh@suse.cz>
5092 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5094 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5095 (TARGET_USE_VECTOR_CONVERTS): New.
5096 * i386.md: New post-reload splitters for converting SF to DF and DF to
5098 (floatsi* expander): Special case vector conversions.
5099 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5100 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5101 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5102 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5103 Disable when doing vector converts.
5104 (floatsi<mode>2_i387): Disable when
5105 * sse.md (vec_dupv2df): Export.
5106 * i386.c (ix86_tune_features): Enable SSE conversions.
5108 2007-09-09 Richard Guenther <rguenther@suse.de>
5110 * tree-ssa-operands.c (add_virtual_operand): Only mark
5111 stores as has_volatile_ops if alias information is not available.
5113 2007-09-09 Revital Eres <eres@il.ibm.com>
5115 * doc/contrib.texi: Add myself.
5117 2007-09-09 Ira Rosen <irar@il.ibm.com>
5119 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5120 stmt_vinfo_set_outside_of_loop_cost): New functions.
5121 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5122 (vect_model_simple_cost): Call
5123 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5124 field instead of calling vect_get_cost_fields.
5125 (vect_model_store_cost, vect_model_load_cost): Likewise.
5127 2007-09-09 Revital Eres <eres@il.ibm.com>
5129 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5130 declaration to bdesc_paired_preds variable.
5131 (paired_expand_builtin): Likewise.
5133 2007-09-09 Revital Eres <eres@il.ibm.com>
5135 * dbgcnt.def (sms_sched_loop): New counter.
5136 * modulo-sched.c: Use sms_sched_loop instead of
5137 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5138 perform swing modulo scheduling on. Include dbgcnt.h.
5139 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5140 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5142 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5144 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5145 Substitute all uses with ...
5146 (MODEF): New mode iterator.
5148 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5149 from pre-regalloc define_insn_and_split splitter pattern.
5150 (*fix_trunc<mode>_i387_1): Ditto.
5151 (*fistdi2_1): Ditto.
5152 (*fist<mode>2_1): Ditto.
5153 (frndintxf2_floor): Ditto.
5154 (*fist<mode>2_floor_1): Ditto.
5155 (frndintxf2_ceil): Ditto.
5156 (*fist<mode>2_ceil_1): Ditto.
5157 (frndintxf2_trunc): Ditto.
5158 (frndintxf2_mask_pm): Ditto.
5160 (prologue): Use (const_int 0) as never generated filler insn.
5162 (sibcall_epilogue): Ditto.
5163 (eh_return_si): Ditto.
5164 (eh_return_di): Ditto.
5166 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5167 using MODEF mode iterator.
5168 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5169 using MODEF mode iterator.
5170 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5171 using MODEF mode iterator.
5172 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5173 Macroize expander using MODEF mode iterator.
5175 (zero_extendsidi2): Remove operand constraints from expander.
5176 (smuldi3_highpart): Ditto.
5177 (indirect_jump): Ditto.
5180 * config/i386/sse.md (storentv4sf): Ditto.
5181 (storentv2df): Ditto.
5182 (storentv2di): Ditto.
5184 (sse2_cvtpd2ps): Ditto.
5185 (vec_interleave_highv16qi): Ditto.
5186 (vec_interleave_lowv16qi): Ditto.
5187 (vec_interleave_highv8hi): Ditto.
5188 (vec_interleave_lowv8hi): Ditto.
5189 (vec_interleave_highv4si): Ditto.
5190 (vec_interleave_lowv4si): Ditto.
5191 (vec_interleave_highv2di): Ditto.
5192 (vec_interleave_lowv2di): Ditto.
5193 (sse2_maskmovdqu): Ditto.
5194 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5196 2007-09-09 Ira Rosen <irar@il.ibm.com>
5198 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5199 (struct _slp_tree, struct _slp_instance): Define new data structures
5200 along macros for their access.
5201 (struct _loop_vec_info): Define new fields: strided_stores,
5202 slp_instances, and slp_unrolling_factor along macros for their access.
5203 (enum slp_vect_type): New.
5204 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5206 (STMT_VINFO_STRIDED_ACCESS): New macro.
5207 (vect_free_slp_tree): Declare.
5208 (vectorizable_load): Add an argument of type slp_tree.
5209 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5210 vectorizable_assignment): Likewise.
5211 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5212 Declare (make extern).
5213 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5214 (new_loop_vec_info): Likewise.
5215 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5216 * tree-vect-analyze.c: Include recog.h.
5217 (vect_update_slp_costs_according_to_vf): New.
5218 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5219 functions. For not pure SLP stmts with strided access check that the
5220 group size is power of 2. Update the vectorization factor according to
5221 SLP. Call vect_update_slp_costs_according_to_vf.
5222 (vect_analyze_group_access): New.
5223 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5224 (vect_free_slp_tree): New functions.
5225 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5226 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5227 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5228 vect_detect_hybrid_slp): Likewise.
5229 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5230 and vect_detect_hybrid_slp.
5231 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5232 SLP costs into account.
5233 (vect_get_cost_fields): New function.
5234 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5236 (vect_model_store_cost, vect_model_load_cost): Likewise.
5237 (vect_get_constant_vectors): New function.
5238 (vect_get_slp_vect_defs, vect_get_slp_defs,
5239 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5240 vect_get_vec_defs): Likewise.
5241 (vectorizable_reduction): Don't handle SLP for now.
5242 (vectorizable_call): Don't handle SLP for now. Add argument to
5243 vect_model_simple_cost.
5244 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5245 get SLPed and vectorized defs). Fix indentation and spacing.
5246 (vectorizable_assignment): Handle SLP.
5247 (vectorizable_induction): Don't handle SLP for now.
5248 (vectorizable_operation): Likewise.
5249 (vectorizable_type_demotion): Add argument to
5250 vect_model_simple_cost.
5251 (vectorizable_type_promotion): Likewise.
5252 (vectorizable_store, vectorizable_load): Handle SLP.
5253 (vectorizable_condition): Don't handle SLP for now.
5254 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5255 no SLP transformation required for unsupported cases. Add SLP
5256 argument for supported cases.
5257 (vect_remove_stores): New function.
5258 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5259 (vect_transform_loop): Schedule SLP instances.
5260 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5262 2007-09-09 Andrew Haley <aph@redhat.com>
5264 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5267 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5269 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5270 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5271 Similar for what label_refs can go in the JUMP_TARGET field. Split
5272 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5273 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5274 REG_LABEL when replacing an operand with a LABEL_REF for a
5276 (subst_reloads): When replacing a LABEL_REG with a register,
5277 instead of generating a REG_LABEL note, assert that there already
5278 is one or that the label is a known target for the insn.
5279 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5280 note, check the JUMP_LABEL field. Remove "else" after return.
5281 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5282 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5283 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5284 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5285 insns. Iterate over all notes; don't assume there's only one.
5286 * cse.c (recorded_label_ref): Adjust comment to refer to
5288 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5289 insns, not just NONJUMP_INSN_P.
5290 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5291 isn't a jump target.
5292 * jump.c (rebuild_jump_labels): Adjust head comment.
5293 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5294 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5295 (mark_all_labels): For JUMP_P insns without a target, check if the
5296 the target is noted on the previous nonjump insn.
5297 (mark_jump_label_1): New function, guts from mark_jump_label.
5298 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5299 marking jump target labels.
5300 <case LABEL_REF>: Adjust for whether to generate a
5301 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5302 For 'E' format rtl, iterate in descending element order.
5303 (delete_related_insns): Handle both REG_LABEL_TARGET and
5304 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5305 reference count, delete and fallthrough. Move finding-next-
5306 non-deleted insn last in the function. Look at all INSN_P insns
5307 for REG_LABEL_OPERAND notes.
5308 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5310 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5311 JUMP_LABEL, output the INSN_UID of it.
5312 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5313 and/or REG_LABEL_TARGET.
5314 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5315 with jump.c copy by only adding notes for labels actually
5316 referenced in the insn.
5317 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5318 usage count increment; handle all INSN_P trial insns.
5319 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5321 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5322 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5323 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5325 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5326 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5327 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5328 on all INSN_P insns.
5329 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5330 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5331 REG_LABEL_OPERAND notes.
5332 * reload1.c (calculate_needs_all_insns): Adjust comments.
5333 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5334 * config/alpha/alpha.md (split for load of an address into a
5335 four-insn sequence on Unicos/Mk): Adjust to use
5337 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5339 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5342 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5343 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5344 FOR_BB_INSNS_SAFE instead of for loop.
5345 * cse.c (cse_extended_basic_block): Likewise.
5346 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5347 that the for loop does not invoke NEXT_INSN on a deleted insn.
5348 * function.c (instantiate_virtual_regs): Likewise.
5349 * lower-subreg.c (remove_retval_note): Likewise.
5350 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5352 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5354 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5355 insn, if it's a jump.
5356 (try_redirect_by_replacing_jump): New variable jump_p. Call
5357 tablejump_p before delete_insn_chain.
5358 * reload1.c (reload): New variable next. Make sure that the for
5359 loop does not invoke NEXT_INSN on a deleted insn.
5360 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5361 (delete_output_reload): New variable prev. Make sure the the for
5362 loops do not invoke PREV_INSN on a deleted insn.
5364 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5366 * pa/constraints.md: Remove 'X' from unused letters comment.
5368 2007-09-08 Richard Guenther <rguenther@suse.de>
5370 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5371 computed check stmt_ann->references_memory instead of counting
5374 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5376 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5377 validate_change() in one more case.
5379 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5381 PR tree-optimization/32283
5382 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5383 estimated_loop_iterations.
5384 (determine_use_iv_cost_condition): Decrease cost of expressions
5385 used in iv elimination.
5387 2007-09-08 Richard Guenther <rguenther@suse.de>
5389 * tree-cfg.c (verify_gimple_expr): Avoid building new
5390 pointer types, use TYPE_POINTER_TO if available instead.
5392 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5395 PR rtl-optimization/26449
5396 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5397 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5399 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5400 define_expand. Split insn in split1 pass.
5403 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5405 PR tree-optimization/33301
5406 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5409 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5411 PR tree-optimization/32183
5412 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5414 * tree-ssa-reassoc.c: Include cfgloop.h.
5415 (is_reassociable_op): Add a loop argument and return true only
5417 (linearize_expr): Updated.
5418 (should_break_up_subtract): Likewise.
5419 (linearize_expr_tree): Likewise.
5420 (init_reassoc): Call loop_optimizer_init with
5421 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5422 with CDI_DOMINATORS.
5423 (fini_reassoc): Call loop_optimizer_finalize.
5425 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5427 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5428 if there is no i-cache.
5430 2007-09-07 Richard Guenther <rguenther@suse.de>
5433 2007-09-06 Richard Guenther <rguenther@suse.de>
5435 PR tree-optimization/32586
5436 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5437 folding if nothing changed.
5438 (simplify_unary_expression): New function. Do tree combining
5439 on conversion like codes.
5440 (try_to_simplify): Call it.
5442 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5445 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5446 (__gthread_active,__gthread_start, __gthread_active_init): New.
5447 * gthr-posix95.h: Likewise.
5449 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5451 * function.h (struct function): Rename calls_unwind_init
5452 to saves_all_registers.
5453 (current_function_saves_all_registers): Renamed from
5454 current_function_calls_unwind_init.
5455 * reload1.c (reload): Set current_function_saves_all_registers.
5456 * except.c (expand_builtin_unwind_init): Likewise.
5457 * config/m68k/m68k.c (m68k_save_reg): Use
5458 current_function_saves_all_registers to save pic register.
5460 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5462 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5463 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5465 Reapply reverted changes:
5467 2007-09-06 Jan Hubicka <jh@suse.cz>
5469 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5472 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5474 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5475 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5477 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5479 * optabs.c (expand_float): Convert unsigned integer as signed only
5480 if it provides sufficient accuracy; add mode argument to real_2expN.
5481 (expand_fix): Fix comment typos; extend binary float into mode
5482 wider than destination for converion to unsigned integer; add mode
5483 argument to real_2expN.
5484 * real.c (real_2expN): Add mode argument to special-case decimal
5486 * real.h (real_2expN): Ditto.
5487 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5489 (fixed_from_string): Ditto.
5490 (fixed_to_decimal): Ditto.
5491 (fixed_convert_from_real): Ditto.
5492 (real_convert_from_fixed): Ditto.
5493 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5494 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5495 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5496 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5498 2007-09-07 Diego Novillo <dnovillo@google.com>
5500 * tree-flow.h (const_block_stmt_iterator): Remove.
5501 Update all users to use block_stmt_iterator.
5502 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5503 Update all users to use tree_stmt_iterator.
5505 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5507 * config/mips/mips.c (mips_set_current_function): Temporarily
5508 make this a no-op to fix bootstrap errors, pending rewrite.
5510 2007-09-07 Jan Hubicka <jh@suse.cz>
5512 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5515 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5517 PR tree-optimization/33299
5518 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5519 uses for all relevant loop-exit phis, not just the first.
5521 2007-09-07 Richard Guenther <rguenther@suse.de>
5524 * tree-ssa-operands.c (access_can_touch_variable): An access
5525 of the form (*p)[0] can touch a variable of same size.
5527 2007-09-07 Jan Hubicka <jh@suse.cz>
5529 * passes.c (init_optimization_passes): Add simple dce and addressable
5531 * tree-ssa.c (execute_update_addresses_taken): New function.
5532 (pass_update_address_taken): New.
5533 * tree-ssa-dse.c (execute_simple_dse): New function.
5534 (pass_simple_dse): New.
5535 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5537 2007-09-07 Tobias Burnus <burnus@net-b.de>
5540 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5542 2007-09-07 Richard Guenther <rguenther@suse.de>
5545 2007-09-06 Richard Guenther <rguenther@suse.de>
5547 PR tree-optimization/32586
5548 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5549 folding if nothing changed.
5550 (simplify_unary_expression): New function. Do tree combining
5551 on conversion like codes.
5552 (try_to_simplify): Call it.
5554 2007-09-07 Richard Guenther <rguenther@suse.de>
5555 Uros Bizjak <ubizjak@gmail.com>
5557 PR tree-optimization/32821
5558 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5559 NULL in the call to set_bb_stmt_list.
5561 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5563 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5564 float calls here, rather than leaving some to the caller.
5565 Use call_internal_direct and call_value_internal_direct.
5566 * config/mips/mips.md (call_internal_direct): New pattern.
5567 (call_value_internal_direct): Likewise.
5569 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5571 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5572 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5574 (override_options): Set mips_base_move_loop_invariants.
5576 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5578 * config/mips/mips.opt (mcode-readable=): Move to keep list
5581 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5583 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5584 and -mgpopt options. Adjust the -G documentation to match.
5585 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5586 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5587 function, split out from mips_classify_symbol. Return false for
5588 !TARGET_LOCAL_SDATA.
5589 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5590 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5591 (override_options): Check whether the -mgpopt setting is consistent
5592 with the other flags.
5593 (symbolic_expression_p): Delete.
5594 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5595 and default_elf_select_rtx_section.
5596 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5597 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5598 external data and TARGET_EXTERN_SDATA.
5600 2007-09-07 Tobias Burnus <burnus@net-b.de>
5603 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5605 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5607 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5608 FOR_BB_INSNS_SAFE instead of for loop.
5609 * cse.c (cse_extended_basic_block): Likewise.
5610 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5611 that the for loop does not invoke NEXT_INSN on a deleted insn.
5612 * function.c (instantiate_virtual_regs): Likewise.
5613 * lower-subreg.c (remove_retval_note): Likewise.
5614 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5616 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5618 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5619 insn, if it's a jump.
5620 (try_redirect_by_replacing_jump): New variable jump_p. Call
5621 tablejump_p before delete_insn_chain.
5622 * reload1.c (reload): New variable next. Make sure that the for
5623 loop does not invoke NEXT_INSN on a deleted insn.
5624 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5625 (delete_output_reload): New variable prev. Make sure the the for
5626 loops do not invoke PREV_INSN on a deleted insn.
5628 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5630 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5631 * cgraph.h (rebuild_cgraph_edges): Declare.
5632 * tree-pass.h (pass_expand_omp_ssa): New.
5633 * omp-low.c (find_omp_clause): Export.
5634 (copy_var_decl): Split from omp_copy_decl_2.
5635 (build_omp_barrier): Return the call to emit instead of emitting
5637 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5639 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5640 expand_omp_for_generic, expand_omp_for_static_nochunk,
5641 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5642 Adapted to work on SSA form.
5643 (execute_expand_omp): Do not invalidate dominance information.
5644 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5645 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5646 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5648 (force_gimple_operand): Allow gimplifying code expressions without
5650 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5651 * common.opt (fopenmp-ssa): New.
5652 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5653 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5654 * tree-cfg.c: Include tree-inline.h.
5655 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5656 (replace_by_duplicate_decl, replace_ssa_name,
5657 mark_virtual_ops_in_region): New functions.
5658 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5659 to work on SSA form.
5660 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5661 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5664 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5666 * tree-loop-linear.c: Include obstack.h.
5667 (linear_transform_loops): New obstack lambda_obstack.
5668 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5669 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5670 and free afterwards.
5671 * lambda.h (struct obstack): New forward declaration.
5672 (lambda_linear_expression_new): New parameter of type struct
5674 (lambda_loopnest_new): Likewise.
5675 (lambda_loopnest_transform): Likewise.
5676 (lambda_body_vector_new): Likewise.
5677 (lambda_body_vector_compute_new): Likewise.
5678 (gcc_loopnest_to_lambda_loopnest): Likewise.
5679 (lambda_loopnest_to_gcc_loopnest): Likewise.
5680 * lambda-code.c: Include obstack.h.
5681 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5683 (lambda_body_vector_new): Likewise.
5684 (lambda_linear_expression_new): Likewise.
5685 (lambda_lattice_new): Likewise.
5686 (lambda_loopnest_new): Likewise. Additionally use obstack to
5687 allocate LN_LOOPS(ret).
5688 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5689 it to lambda_lattice_new.
5690 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5691 Pass it to lambda_body_vector_new.
5692 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5693 it to lambda_lattice_new.
5694 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5695 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5696 (lambda_compute_target_space): Likewise.
5697 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5698 Pass it to lambda_lattice_compute_base and
5699 compute_nest_using_fourieer_motzkin.
5700 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5701 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5702 and lambda_lattice_compute_target_space.
5703 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5704 Pass it to lambda_linear_expression_new.
5705 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5706 to gcc_tree_to_linear_expression.
5707 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5708 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5709 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5710 Pass it to lambda_body_vector_new and
5711 lambda_body_vector_compute_new.
5712 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5713 (lambda-code.o): Likewise.
5715 2007-09-06 Chao-ying Fu <fu@mips.com>
5717 * ginclude/stdfix.h: New file.
5718 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5719 (convert.o): Add dependence on fixed-value.h.
5720 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5721 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5722 to define fixed-point constants.
5723 (c_cpp_builtins): Define fixed-point constants.
5724 * convert.c (fixed-value.h): New include.
5725 (convert_to_real): Update comment to include fixed-point.
5726 Support FIXED_POINT_TYPE.
5727 (convert_to_integer): Update comment to include fixed-point.
5728 Support FIXED_POINT_TYPE.
5729 (convert_to_complex): Support FIXED_POINT_TYPE.
5730 (convert_to_fixed): New function.
5731 * convert.h (convert_to_fixed): Declare.
5732 * genopinit.c: Add comment about $Q for only fixed-point modes.
5733 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5734 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5735 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5736 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5737 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5738 usneg_optab for fixed-point modes.
5739 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5741 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5742 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5743 unsigned saturation optabs, when type is saturating.
5744 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5745 (expand_fixed_convert): New function.
5746 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5747 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5748 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5749 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5750 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5751 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5753 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5754 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5755 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5756 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5757 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5759 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5760 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5761 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5762 fractuns, satfractuns.
5763 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5764 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5765 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5766 OTI_ssmsub_widen, OTI_usmsub_widen.
5767 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5768 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5769 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5770 umsub_widen_optab, usmsub_widen_optab): Define.
5771 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5773 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5775 (expand_fixed_convert): Declare.
5776 * expr.c (convert_move): Support the move of fixed-point modes.
5777 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5778 (categorize_ctor_elements_1): Handle FIXED_CST.
5779 (count_type_elements): Handle FIXED_POINT_TYPE.
5780 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5781 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5783 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5784 multiply and add/subtract for fixed-point types.
5785 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5786 mode, we jump to binop directly.
5787 Support FIXED_CONVERT_EXPR.
5788 (do_store_flag): Check FIXED_CST to put a constant second.
5789 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5790 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5791 (const_vector_from_tree): Support FIXED_CST.
5792 * doc/extend.texi (Fixed-Point): New node.
5793 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5794 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5795 satfract, fractuns, satfractuns): Document them.
5797 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5799 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5800 addresses into I registers.
5802 2007-09-06 Jan Hubicka <jh@suse.cz>
5803 Andreas Tobler <a.tobler@schweiz.org>
5805 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5807 (machopic_legitimize_pic_address): Likewise.
5809 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5810 Jan Hubicka <jh@suse.cz>
5812 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5813 instead of ufloat_optab->handlers directly.
5814 (floatdidf2): Likewise.
5816 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5818 * config/mips/mips.c: Include diagnostic.h.
5819 (mips_set_current_function): Check errorcount and sorrycount
5820 before generating RTL.
5822 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5825 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5826 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5827 (print_operand_reloc): Likewise.
5829 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5833 2007-09-06 Jan Hubicka <jh@suse.cz>
5835 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5838 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5840 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5841 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5843 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5845 * optabs.c (expand_float): Convert unsigned integer as signed only
5846 if it provides sufficient accuracy; add mode argument to real_2expN.
5847 (expand_fix): Fix comment typos; extend binary float into mode
5848 wider than destination for converion to unsigned integer; add mode
5849 argument to real_2expN.
5850 * real.c (real_2expN): Add mode argument to special-case decimal
5852 * real.h (real_2expN): Ditto.
5853 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5855 (fixed_from_string): Ditto.
5856 (fixed_to_decimal): Ditto.
5857 (fixed_convert_from_real): Ditto.
5858 (real_convert_from_fixed): Ditto.
5859 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5860 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5861 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5862 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5864 2007-09-06 Tom Tromey <tromey@redhat.com>
5866 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5867 * c-pch.c (c_common_read_pch): Restore current location after
5869 * tree.c (expand_location): Update.
5870 (expr_filename): Changed return type. Unified the two cases.
5871 (expr_lineno): Likewise.
5872 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5874 * toplev.c (line_table): Changed type.
5875 (general_init): Update.
5876 (realloc_for_line_map): New function.
5877 (general_init): Allocate line_table using GC.
5878 * fix-header.c (line_table): Changed type.
5879 (read_scan_file): Update.
5880 (read_scan_file): Update.
5881 * c-ppoutput.c (maybe_print_line): Update.
5882 (print_line): Update.
5883 (cb_line_change): Update.
5884 (cb_define): Update.
5885 (pp_file_change): Update.
5886 * c-opts.c (c_common_init_options): Update.
5887 (finish_options): Update.
5888 (push_command_line_include): Update.
5889 * c-lex.c (cb_line_change): Update.
5890 (cb_def_pragma): Update.
5891 (cb_define): Update.
5893 (c_lex_with_flags): Use cpp_get_token_with_location.
5894 * input.h (line_table): Changed type.
5895 (location_from_locus): New macro.
5896 * tree.h (EXPR_FILENAME): No longer an lvalue.
5897 (EXPR_LINENO): Likewise.
5898 (expr_locus, set_expr_locus): Declare separately for
5899 USE_MAPPED_LOCATION.
5900 (expr_filename, expr_lineno): Changed return type.
5901 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5902 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5903 (expand_gimple_basic_block): Likewise.
5904 * final.c (final_scan_insn): Use expanded_location.
5906 2007-09-06 Richard Guenther <rguenther@suse.de>
5908 PR tree-optimization/32586
5909 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5910 folding if nothing changed.
5911 (simplify_unary_expression): New function. Do tree combining
5912 on conversion like codes.
5913 (try_to_simplify): Call it.
5914 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5915 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5917 2007-09-06 Jan Hubicka <jh@suse.cz>
5920 * cse.c (fold_rtx): Avoid invalid sharing.
5922 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5924 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5925 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5927 2007-09-06 Revital Eres <eres@il.ibm.com>
5929 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5930 Fix offsettable memory reference for 750CL.
5932 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5934 * reload.c (find_reloads_address_1): Try to preserve original
5935 base/index regclass of operands.
5936 * regrename.c (scan_rtx_address): Likewise.
5937 (replace_oldest_value_addr): Likewise.
5939 2007-09-06 Richard Guenther <rguenther@suse.de>
5941 PR tree-optimization/33302
5942 * domwalk.c (walk_dominator_tree): The exit block is
5943 interesting even if it is not reachable.
5945 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5948 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5950 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5952 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5955 2007-09-05 Ian Lance Taylor <iant@google.com>
5957 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5959 (dump_generic_node): Likewise.
5960 * print-rtl.c (print_decl_name): Likewise.
5961 * print-tree.c (print_node_brief): Likewise.
5962 (print_node): Likewise.
5963 * Makefile.in (RTL_BASE_H): Add alias.h.
5966 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5968 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5970 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5971 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5973 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5975 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5976 (tm_defines): Define UCLIBC_DEFAULT to 1.
5977 (extra_options): Add linux.opt.
5978 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5979 (CRT_CALL_STATIC_FUNCTION): Likewise.
5980 (NO_IMPLICIT_EXTERN_C): Likewise.
5981 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5982 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5983 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5984 (ENDFILE_SPEC): Don't define.
5985 (LIB_SPEC): Likewise.
5986 (CRT_CALL_STATIC_FUNCTION): Likewise.
5987 (NO_IMPLICIT_EXTERN_C): Likewise.
5988 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5989 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5991 2007-09-06 Jan Hubicka <jh@suse.cz>
5993 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5996 2007-09-06 Jan Hubicka <jh@suse.cz>
5998 * opts.c (common_handle_option): Enable inlining functions for
6001 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6003 * builtin-attrs.def (ATTR_NONNULL_3): New.
6004 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6005 ATTR_NOTHROW_NONNULL_##FA.
6006 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6007 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6008 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6009 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6010 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6011 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6012 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6014 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6015 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6016 ATTR_FORMAT_NOTHROW_3_4): Remove.
6017 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6018 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6019 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6020 instead of ATTR_FORMAT_*_*.
6022 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6024 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6025 parts re-used for REG_FRAME_RELATED_EXPR.
6027 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6029 * optabs.c (expand_float): Convert unsigned integer as signed only
6030 if it provides sufficient accuracy; add mode argument to real_2expN.
6031 (expand_fix): Fix comment typos; extend binary float into mode
6032 wider than destination for converion to unsigned integer; add mode
6033 argument to real_2expN.
6034 * real.c (real_2expN): Add mode argument to special-case decimal
6036 * real.h (real_2expN): Ditto.
6037 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6039 (fixed_from_string): Ditto.
6040 (fixed_to_decimal): Ditto.
6041 (fixed_convert_from_real): Ditto.
6042 (real_convert_from_fixed): Ditto.
6043 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6044 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6045 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6046 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6048 2007-09-05 Ian Lance Taylor <iant@google.com>
6050 * init-regs.c (initialize_uninitialized_regs): Call
6051 emit_insn_before rather than add_insn_before.
6053 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6055 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6056 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6057 * tree-inline.h (copy_body_data): Add call_expr field.
6058 * tree-inline.c (expand_call_inline): Initialize call_expr.
6059 (copy_bb): Append anonymous inline fn arguments to arguments
6060 when inlining a CALL_EXPR_VA_ARG_PACK call.
6061 * builtins.c (expand_builtin): Issue an error if
6062 BUILT_IN_VA_ARG_PACK is seen during expand.
6063 (fold_call_expr, fold_builtin_call_array): Don't fold
6064 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6065 __builtin_va_arg_pack () call as last argument.
6066 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6067 function is __builtin_va_arg_pack (), decrease number of call
6068 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6069 * expr.c (expand_expr_real_1): Issue an error if
6070 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6071 * tree-pretty-print.c (dump_generic_node): Handle printing
6072 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6073 * doc/extend.texi (__builtin_va_arg_pack): Document.
6075 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6077 PR tree-optimization/21513
6078 * builtins.c (build_builtin_expect_predicate): New function.
6079 (fold_builtin_expect): Add argument for expected value.
6080 Distribute __builtin_expect over short-circuiting operations.
6081 Fold nested builtin_expects.
6082 (fold_builtin_2): Adjust call to fold_builtin_expect.
6084 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6087 PR tree-optimization/13756
6088 * doc/invoke.texi (Options That Control Optimization): Document
6091 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6093 * gcc/config/i386/cpuid.h: New file.
6094 * gcc/config/i386/driver-i386.c: Include cpuid.h.
6095 (describe_cache): Shrink size and line strings to 100 bytes.
6096 (detect_caches_amd): Return "" for unsupported max_ext_level.
6097 Use __cpuid function.
6098 (detect_caches_intel): Return "" for unsupported max_level.
6099 Use __cpuid function.
6100 (host_detect_local_cpu): Change feature flag variables to
6101 unsigned int. Initialize only extended feature flag variables.
6102 Use __get_cpuid_max to determine max supported cpuid level.
6103 Use __cpuid function to determine supported features. Fix
6104 calculation of family id. Remove is_amd and check signature
6105 directly. Check for Geode signature. Handle family 4 id.
6106 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6107 cpu discovery code to lower part of the function.
6108 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6109 for sub-architecture.
6110 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6111 [PROCESSOR_K8]: Add k8-sse3 architecture.
6112 [PROCESSOR_NOCONA]: Remove.
6113 [PROCESSOR_GENERIC64]: Ditto.
6114 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6115 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6116 to check for SSE and FXSAVE support.
6117 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6118 Add -minline-all-stringops.
6119 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6120 (x86_64-*-*): Ditto.
6122 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6124 * config/bfin/linux-unwind.h: New file.
6125 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6126 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6128 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6130 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6131 * stmt.c: Include alloc-pool.h.
6132 (struct case_node): Remove GTY marker.
6133 (add_case_node): New parameter case_node_pool. Use it for
6135 (expand_case): New allocation pool case_node_pool. Initialize it,
6136 pass to add_case_node and free it.
6138 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6139 David Ung <davidu@mips.com>
6140 Nigel Stephens <nigel@mips.com>
6142 Add mips16/nomips16 function attributes and -mflip-mips16 option
6143 for testing mixed-mode compilation.
6145 * config/mips/mips.opt (mflip-mips16): New.
6147 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6148 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6150 * config/mips/mips.c (mips_base_target_flags): New.
6151 (mips_base_mips16): New.
6152 (mips_base_schedule_insns): New.
6153 (mips_base_reorder_blocks_and_partition): New.
6154 (mips_base_align_loops): New.
6155 (mips_base_align_jumps): New.
6156 (mips_base_align_functions): New.
6157 (mips16_flipper): New.
6158 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6159 (TARGET_SET_CURRENT_FUNCTION): Define.
6160 (mips_mips16_type_p, mips_nomips16_type_p): New.
6161 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6162 (mips_function_ok_for_sibcall): Make it deal with functions with
6164 (mips_init_split_addresses): New, split out from override_options.
6165 (mips_init_relocs): New, split out from override_options.
6166 (was_mips16_p): New.
6167 (mips_set_mips16_mode): New, split out from override_options.
6168 (mips_set_current_function): New.
6169 (override_options): Add sorry for unsupported mips16/pic
6170 combination. Remove error for mips16/dsp combination. Save
6171 base option settings.
6172 (mips_file_start): Move mips16 mode setting output from here....
6173 (mips_output_function_prologue): ....to here.
6174 (mips_output_mi_thunk): Check for mips16 function.
6175 (build_mips16_function_stub): Don't set .mips16 here.
6176 (build_mips16_call_stub): Likewise.
6177 (mips_expand_builtin): Error in mips16 mode.
6178 (mips_use_mips16_mode_p): New.
6179 (mips_encode_section_info): Check for mips16 function, and set
6180 SYMBOL_REF_FLAGS accordingly.
6182 * doc/extend.texi (Function Attributes): Document new
6183 mips16/nomips16 attributes.
6184 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6185 (MIPS Options): Document -mflip-mips16.
6187 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6189 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6190 if we encounter TLS address in MIPS16 mode.
6191 (mips_legitimize_const_move): Check cannot_force_const_mem for
6192 the (const (plus symbol offset)) case; this forces invalid TLS
6193 address in MIPS16 mode to be caught by the above call to sorry.
6194 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6195 because that now enables emutls, which is not ABI compatible
6196 with native TLS in non-MIPS16 mode.
6198 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6200 Add target hook invoked when cfun changes.
6202 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6203 * target.h (struct gcc_target): Add set_current_function.
6204 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6205 (TARGET_INITIALIZER): Add initializer for set_current_function.
6206 * tree.h (push_struct_function): New.
6207 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6209 (set_cfun): Declare.
6210 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6212 (push_function_context_to): Use allocate_struct_function
6213 to create null context, not init_dummy_function_start. Use set_cfun.
6214 (pop_function_context_from): Use set_cfun.
6215 (in_dummy_function): New.
6216 (invoke_set_current_function_hook): New.
6218 (push_cfun, pop_cfun): Use set_cfun.
6219 (push_struct_function): New.
6220 (allocate_struct_function): Call invoke_set_current_function_hook
6222 (prepare_function_start): Don't set cfun here. Remove unused
6223 argument; fix all callers.
6224 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6225 push_struct_function.
6226 (init_function_start): Set cfun here.
6227 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6228 * omp-low.c (create_omp_child_function): Use push_struct_function
6229 and pop_cfun to save/restore state.
6230 (expand_omp_parallel): Remove unused saved_cfun variable.
6231 * cgraphunit.c (ipa_passes): Use set_cfun.
6232 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6233 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6234 * matrix-reorg.c (transform_allocation_sites): Likewise.
6235 (matrix_reorg): Use set_cfun.
6236 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6237 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6238 assignment to cfun; use set_cfun for the other.
6239 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6240 (dump_function_to_file): Use push_cfun/pop_cfun here.
6241 * c-decl.c (finish_function): Use set_cfun.
6243 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6245 * regrename.c (rerename_optimize): Use deferred rescanning and
6246 insert explicit calls to rescan insns when changed.
6248 2007-09-05 Jan Hubicka <jh@suse.cz>
6250 * optabs.c (libfunc_entry): Change optab to integer.
6251 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6252 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6253 of pointers for hashing.
6255 2007-09-05 Jan Hubicka <jh@suse.cz>
6257 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6259 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6260 * see.c (pass_see): Likewise.
6261 * tracer.c (pass_tracer): Likewise.
6262 * postreload-gcse.c (pass_gcse2): Likewise.
6263 * postreload.c (pass_postreload_cse): Likewise.
6264 * mode-switching.c (pass_mode_switching): Likewise.
6265 * modulo-sched.c (pass_sms): Likewise.
6266 * cse.c (cse_insn): Likewise.
6267 * web.c (pass_web): Likweise.
6268 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6269 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6270 * loop-init.c (pass_rtl_loop_init): Likewise.
6271 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6272 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6273 * global.c (pass_global_alloc): Likewise.
6274 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6275 pass_if_after_reload): Likewise.
6276 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6277 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6278 * regmove.c (pass_regmove): Likewise.
6279 * function.c (pass_thread_prologugues_epilogues): Likewise.
6280 * gcse.c (pass_gcse): Likewise.
6281 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6282 * lower-subreg.c (pass_lower_subreg2): Likewise.
6283 * bt-load.c (pass_branch_target_load): Likewise.
6284 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6285 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6286 * combine.c (pass_combine): Likewise.
6287 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6288 (pass_partition_blocks): Likewise.
6289 * var-tracking.c (pass_variable_track): Likewise.
6290 * reg-stack.c (pass_stack_regs_run): Likewise.
6291 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6292 * passes.c (pass_postreload): Likewise.
6293 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6294 * tree-pass.h (TODO_verify_rtl_sharing): New.
6295 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6296 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6297 TODO_set_props, TODO_df_finish, TODO_df_verify,
6298 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6300 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6302 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6303 fold_real_zero_addition_p, reorder_operands_p,
6304 div_if_zero_remainder, fold_undefer_overflow_warnings,
6305 int_binop_types_match_p, fold_convert_const_int_from_int,
6306 fold_convert_const_int_from_real,
6307 fold_convert_const_int_from_fixed,
6308 fold_convert_const_real_from_real,
6309 fold_convert_const_real_from_fixed,
6310 fold_convert_const_fixed_from_fixed,
6311 fold_convert_const_fixed_from_int,
6312 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6313 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6314 debug_fold_checksum, multiple_of_p): Constify.
6315 * tree-flow-inline.h (get_lineno): Likewise.
6316 * tree-flow.h (get_lineno): Likewise.
6317 * tree-object-size.c (compute_object_offset, addr_object_size,
6318 alloc_object_size, pass_through_call): Likewise.
6319 * tree-pretty-print.c (op_symbol, print_call_name,
6320 print_struct_decl, do_niy): Likewise.
6321 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6322 debug_fold_checksum): Likewise.
6324 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6327 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6328 note, remove the associated REG_RETVAL note.
6330 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6332 * config.gcc (powerpc*-*-*): Install
6333 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6334 * config/rs6000/spu2vmx.h: New header.
6335 * config/rs6000/si2vmx.h: New header.
6336 * config/rs6000/vec_types.h: New header.
6338 2007-09-05 Ben Elliston <bje@au.ibm.com>
6340 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6342 2007-09-05 Ben Elliston <bje@au.ibm.com>
6344 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6346 (__stdcx): Make asm volatile.
6347 (__stwcx, __stdcx): Return only 0 or 1.
6349 2007-09-05 Jan Hubicka <jh@suse.cz>
6353 2007-09-04 Jan Hubicka <jh@suse.cz>
6354 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6356 2007-09-04 Richard Guenther <rguenther@suse.de>
6357 * tree-ssa-operands.c (add_virtual_operand): Only mark
6358 stores as has_volatile_ops if alias information is not available.
6360 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6362 * config/rs6000/tramp.asm: Include config.h.
6363 Check __PIC__ or __pic__ macro instead of SHARED.
6365 PR rtl-optimization/32300
6366 * see.c (see_copy_insn): New function.
6367 (see_def_extension_not_merged, see_merge_one_use_extension,
6368 see_merge_one_def_extension): Use it. Avoid changing
6369 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6370 into sequences. Call df_insn_delete on temporary insns
6371 that won't be emitted into the insn stream.
6372 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6373 and run df_process_deferred_rescans () before run_fast_dce.
6375 PR tree-optimization/33017
6376 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6377 recurse for pure or const function calls.
6379 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6381 * c-format.c: Include alloc-pool.h.
6382 (check_format_info_main): New argument fwt_alloc. Use allocation
6383 pool instead of GC. Remove GC deallocation code.
6384 (check_format_arg): Create allocation pool, pass it to
6385 check_format_info_main and free it afterwards.
6386 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
6388 2007-09-05 Ben Elliston <bje@au.ibm.com>
6390 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6391 Rename count macro arugment for clarity.
6392 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6393 (__protected_stream_set): Likewise, pass 0.
6395 2007-09-04 Jan Hubicka <jh@suse.cz>
6397 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6399 2007-09-04 Jan Hubicka <jh@suse.cz>
6401 * invoke.texi (-finline-small-functions): Document.
6402 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6403 when deciding what is inlinable.
6404 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6405 (cgraph_decide_inlining_of_small_function): Handle new flags.
6406 (cgraph_decide_inlining_incrementally): Likewise.
6407 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6408 * common.opt (finline-small-functions): New.
6409 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6411 2007-09-04 Richard Guenther <rguenther@suse.de>
6413 * tree-ssa-operands.c (add_virtual_operand): Only mark
6414 stores as has_volatile_ops if alias information is not available.
6416 2007-09-04 Andrew Haley <aph@redhat.com>
6418 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6420 2007-09-04 Andrew Haley <aph@redhat.com>
6422 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6423 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6424 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6426 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6429 * common.opt: Mention ABI version 2 in comment.
6431 2007-09-04 Jan Hubicka <jh@suse.cz>
6433 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6434 (libfunc_entry): New structure.
6435 (libfunc_hash): New hashtable.
6436 (hash_libfunc): New function.
6437 (eq_libfunc): New function.
6438 (convert_optab_libfunc): New function.
6439 (optab_libfunc): New function.
6440 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6441 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6442 expand_float, expand_fix, new_optab, new_convert_optab):
6443 Update for new libfunc API.
6444 (init_libfunc, init_integral_libfuncs,
6445 init_floating_libfuncs, init_interclass_conv_libfuncs
6446 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6447 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6448 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6449 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6450 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6451 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6452 gen_extend_conv_libfunc): New.
6453 (init_one_libfunc): Revamp for hashtables.
6454 (set_conv_libfunc): Likewise.
6455 (init_optabs): Initialize hashtable; use lazy initialization where
6457 * optabs.h (optab_handlers): Move out of GGC.
6458 (optab, convert_optab): Move out of GGC; add lazy gen info.
6459 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6460 (optab_libfunc, convert_optab_libfunc): New.
6461 * builtins.c (expand_builtin_powi): Update for new API.
6462 * expr.c (convert_move): Likewise.
6463 * expmed.c (expand_divmod): Likewise.
6465 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6467 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6468 GOT pointer only if there is a constant pool. Use the allocated space
6471 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6473 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6476 2007-09-04 Revital Eres <eres@il.ibm.com>
6477 Richard Guenther <rguenther@suse.de>
6478 R. Clint Whaley <whaley@cs.utsa.edu>
6480 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6482 * tree-tailcall.c (process_assignment): Use -fassociative-math
6483 when reodering operands of floating-point type.
6484 * fold-const.c (fold_comparison, fold_binary): Use
6485 -fassociative-math and -freciprocal-math instead of
6486 -funsafe-math-optimization flag.
6487 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6488 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6489 -freciprocal-math instead of -funsafe-math-optimizations.
6490 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6491 -fassociative-math when -ffast-math is set.
6492 (set_unsafe_math_optimizations_flags): New Function
6493 to set -freciprocal-math and -fassociative-math when
6494 -funsafe-math-optimizations is set.
6495 (common_handle_option): Call it.
6496 * tree-vectorizer.c (vect_is_simple_reduction): Use
6497 -fassociative-math when doing reduction on floats.
6498 * loop-unroll.c (analyze_insn_to_expand_var): Use
6499 -fassociative-math when expanding an accumulator of type float.
6500 * simplify-rtx.c (simplify_binary_operation_1): Use
6501 -fassociative-math and -freciprocal-math when reordeing operands
6502 of floating-point type.
6503 * combine.c (combine_simplify_rtx): Likewise.
6504 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6506 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6508 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6511 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6513 2007-09-04 Jan Hubicka <jh@suse.cz>
6515 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6517 2007-09-04 Jan Hubicka <jh@suse.cz>
6519 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6520 and corresponding MATCH_DUP.
6522 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6525 * combine.c (subst): Do not try to simplify X if it represents load
6526 of FP constant from the constant pool via float extension.
6528 2007-09-04 Ben Elliston <bje@au.ibm.com>
6530 * c-opts.c: Include "tm_p.h".
6531 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6533 2007-09-04 Richard Guenther <rguenther@suse.de>
6535 PR tree-optimization/33291
6536 * tree-pretty-print.c (dump_generic_node): Dump all
6537 qualifiers for pointer types, not only first. Dump
6538 qualifiers for aggregate types as well.
6539 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6540 use the canonical type for building ARRAY_REFs.
6541 * gimplify.c (canonicalize_addr_expr): Clean up. The
6542 correct validness check is compatibility of the pointer
6543 types. Always use the canonical type for building
6544 ARRAY_REFs and ADDR_EXPRs.
6545 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6546 change that disabled propagation of ADDR_EXPRs into statements
6549 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6551 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6552 (umulsi3_highpart): Make into expanders; existing insns are
6553 now named *[insn]_nov6. Add stars to existing [insn]_v6
6554 counterparts' names.
6556 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6558 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6559 (unprotoize.o): Remove SHLIB_MULTILIB.
6561 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6563 * doc/extend.texi: Document progmem attribute for AVR.
6565 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6568 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6570 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6572 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6575 * optabs.c: Remove unnecessary forward declarations.
6576 (expand_unop_direct): New, broken out of expand_unop.
6577 (expand_doubleword_clz): New.
6578 (expand_ctz): Move above expand_ffs. Use
6579 start_sequence, end_sequence, add_equal_note, and
6580 expand_unop_direct. Add more commentary.
6581 (expand_ffs): Try both ctz optab and expand_ctz.
6582 Generate a test and branch if the hardware doesn't give us
6583 a useful value for input zero. Style improvements similar to
6586 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6588 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6590 * config.gcc: Delete stanza for arm-semi-aof and
6591 armel-semi-aof targets.
6592 * config/arm/arm-protos.h
6594 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6595 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6596 delete aof_pic_label and remove mention of AOF in comments.
6597 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6599 * config/arm/semiaof.h
6600 * config/arm/t-semi: Delete file.
6602 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6604 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6605 CONST_CAST_BB): New macros for type-specific casts.
6606 (CONST_CAST): Add a TYPE parameter and define it in terms of
6609 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6610 * c-lex.c (cb_ident, lex_string): Likewise,
6611 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6612 * config/i386/i386.c (ix86_function_regparm,
6613 ix86_function_sseregparm): Use CONST_CAST_TREE.
6614 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6616 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6617 give_switch, set_multilib_dir): Likewise,
6618 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6619 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6620 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6621 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6622 * prefix.c (update_path): Likewise,
6623 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6624 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6625 * tree-cfg.c (tree_can_merge_blocks_p,
6626 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6627 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6628 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6629 (attribute_list_contained): Use CONST_CAST_TREE.
6631 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6633 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6635 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6638 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6639 before forcing them into a register.
6641 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6643 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6644 rather than define_code_macro.
6646 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6648 * gcc.c (xputenv): New function.
6649 (putenv_from_prefixes): Use xputenv instead of putenv.
6650 (process_command): Use xputenv instead of putenv.
6651 (set_collect_gcc_options): Use xputenv instead of putenv.
6652 (main): Use xputenv instead of putenv.
6654 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6656 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6657 availability of swap instruction.
6658 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6660 2007-09-03 Revital Eres <eres@il.ibm.com>
6662 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6665 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6666 Ayal Zaks <zaks@il.ibm.com>
6667 Revital Eres <eres@il.ibm.com>
6669 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6670 compute_split_row): New functions.
6671 (ps_unschedule_node): Remove.
6672 (normalize_sched_times): Iterate over the already scheduled
6673 insns instead of the number of nodes.
6674 (MAX_SPLIT_NUM): New definition.
6675 (sms_schedule_by_order): Change the scheduling heuristic to
6676 avoid useless increases of initiation interval ii.
6677 (get_sched_window): Add dump printouts.
6679 2007-09-02 David Daney <ddaney@avtrex.com>
6681 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6682 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6683 (optab, insn): Add more attributes.
6684 (fetchop_bit): New code macro.
6685 (immediate_insn): New code macro attribute.
6686 (sync): Change condition to ISA_HAS_SYNC.
6687 (rdhwr): Change predicate for operand 0 to register_operand.
6688 (memory_barrier): New expand.
6689 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6690 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6691 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6692 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6693 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6694 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6695 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6696 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6697 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6699 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6700 Hans-Peter Nilsson <hp@axis.com>
6702 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6703 Defined to describe availability and behavior of CLZ.
6704 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6705 * config/cris/cris.opt: Tweak comment for "-metrax4".
6706 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6707 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6708 (count_leading_zeros): Define.
6710 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6712 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6714 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6718 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6721 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6723 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6724 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6725 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6726 sched-deps.c, sched-int.h, system.h, target.h,
6727 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6728 tree.def: Fix comment typos.
6730 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6732 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6733 (override_options): Turn on -mstrict-align on non-ColdFire
6735 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6737 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6739 * c-common.c (const_strip_array_types): Delete.
6740 * c-common.h (const_strip_array_types): Likewise.
6741 * emit-rtl.c (const_next_insn, const_previous_insn,
6742 const_next_nonnote_insn, const_prev_nonnote_insn,
6743 const_next_real_insn, const_prev_real_insn,
6744 const_next_active_insn, const_prev_active_insn, const_next_label,
6745 const_prev_label): Delete.
6746 * gimple-low.c (block_may_fallthru): Use expr_last.
6747 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6748 * rtl.h (const_previous_insn, const_next_insn,
6749 const_prev_nonnote_insn, const_next_nonnote_insn,
6750 const_prev_real_insn, const_next_real_insn,
6751 const_prev_active_insn, const_next_active_insn, const_prev_label,
6752 const_next_label): Delete.
6753 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6754 * system.h (CONST_CAST): Update comment.
6755 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6756 (const_first_stmt, const_last_stmt): Delete.
6757 (tree_block_ends_with_condjump_p): Use last_stmt.
6758 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6759 * tree-iterator.c (const_expr_first, const_expr_last,
6760 const_expr_only): Delete.
6761 * tree.c (const_lookup_attribute): Likewise.
6762 (attribute_list_contained): Use lookup_attribute.
6763 * tree.h (const_lookup_attribute, const_expr_first,
6764 const_expr_last, const_expr_only): Delete.
6766 2007-09-01 Richard Guenther <rguenther@suse.de>
6768 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6769 instead of TREE_THIS_VOLATILE.
6770 * tree-ssa-operands.c (add_virtual_operand): Do not set
6771 has_volatile_ops. Do not check s_ann for NULL.
6772 (get_indirect_ref_operands): Likewise.
6773 (get_expr_operands): Likewise. For all reference trees
6774 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6775 check base of reference for TREE_THIS_VOLATILE.
6777 2007-09-01 Richard Guenther <rguenther@suse.de>
6779 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6780 between integral types. Also allow conversions between
6783 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6785 * optabs.c (prepare_float_lib_cmp): Use
6786 libgcc_cmp_return_mode instead of word_mode.
6787 * config/dfp-bit.h: Likewise.
6788 * config/fp-bit.h: Likewise.
6789 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6791 (spu_libgcc_shift_count_mode): New function.
6792 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6793 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6795 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6797 * tree-pretty-print.c: Include output.h.
6798 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6799 HOST_WIDE_INT_PRINT_DEC.
6800 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6802 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6804 PR rtl-optimization/33224
6805 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6806 to the analysed region.
6808 2007-08-31 Richard Guenther <rguenther@suse.de>
6810 * function.c (allocate_struct_function): Do not set
6811 current_function_returns_pointer.
6812 * function.h (struct var_refs_queue): Remove.
6813 (struct simple_obstack_stack): Likewise.
6814 (struct function): Remove fixup_var_refs_queue member.
6815 Remove returns_pointer flag.
6816 (current_function_returns_pointer): Remove define.
6818 2007-08-31 Nick Clifton <nickc@redhat.com>
6820 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6821 secondary keys in order to obtain a stable sort.
6823 2007-08-31 Nick Clifton <nickc@redhat.com>
6826 * config/m32r/constraints.md: Add W constraint for integer zero.
6827 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6828 Fix length calculation by using alternatives.
6830 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6832 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6833 split out from expand_binop.
6834 (avoid_expensive_constant): New function.
6835 (expand_binop_directly): Remove commutative_op argument and
6836 (expand_binop_directly): Remove commutative_op argument and
6837 call cummutative_optab_p instead. Do not change op0 or op1
6838 when swapping xop0 and xop1. Apply avoid_expensive_constant
6839 to each argument after potential swapping. Enforce the
6840 canonical order of commutative operands.
6841 (expand_binop): Use shift_optab_p and commutative_optab_p.
6842 Update the calls to expand_binop_directly. Only force constants
6843 into registers when widening an operation. Only swap operands
6844 once a direct expansion has been rejected.
6845 (expand_twoval_binop): Only force constants into registers when
6846 using a direct expansion.
6848 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6850 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6851 (sched_analyze_insn): Don't postprocess speculative dependencies when
6852 target has no scheduling.
6853 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6854 'uninitialized' warning.
6856 2007-08-31 Richard Guenther <rguenther@suse.de>
6858 * tree.c (build_complex_type): Always set TYPE_NAME for
6861 2007-08-31 Olivier Hainque <hainque@adacore.com>
6863 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6864 internal macro. Default alignment factor for csect directives, chosen
6865 to match what BIGGEST_ALIGNMENT allows.
6866 (DATA_SECTION_ASM_OP): Use it.
6867 * config/rs6000/rs6000.c
6868 (rs6000_xcoff_output_readonly_section_asm_op):
6869 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6870 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6872 2007-08-31 Olivier Hainque <hainque@adacore.com>
6874 * dbxout.c (dbxout_block): Move declaration within the first
6875 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6876 block to include the definition, together with the associated
6879 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6880 Revital Eres <eres@il.ibm.com>
6882 * doc/invoke.texi (-mpaired): Document flag.
6883 * config.gcc: Include paired.h in powerpc extra_headers and
6884 750cl.h in powerpc-*-linux*paired*.
6885 * config/rs6000/rs6000.opt (-mpaired): New flag.
6886 * config/rs6000/rs6000.c (paired_init_builtins,
6887 paired_expand_builtin, paired_expand_lv_builtin,
6888 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6889 New functions to support the paired single builtin functions.
6890 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6891 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6893 (bdesc_paired_preds): New structure for paired predicate
6895 (rs6000_expand_builtin): Expand paired single builtins.
6896 (rs6000_init_builtins): Init paired single builtins.
6897 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6898 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6899 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6900 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6901 (rs6000_vector_mode_supported_p): Support paired vector mode.
6902 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6903 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6905 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6906 (DATA_ALIGNMENT): Likewise.
6907 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6908 (rs6000_builtins): Add PAIRED builtins.
6909 * config/rs6000/rs6000.md: Include paired.md.
6910 * config/rs6000/paired.h: New.
6911 * config/rs6000/paired.md: New.
6912 * config/rs6000/750cl.h: New.
6913 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6915 2007-08-30 Ollie Wild <aaw@google.com>
6917 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6918 * gcc.c (default_compilers): Add -fno-directives-only to
6919 @assembler-with-cpp.
6921 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6925 * regclass.c (initial_fixed_regs): Revert previous change and make
6927 (initial_call_used_regs): Likewise.
6928 (initial_call_really_used_regs): Delete, reverting previous addition.
6929 (initial_reg_names): Likewise.
6930 (init_reg_sets): Revert previous change.
6931 (saved_fixed_regs): New.
6932 (saved_call_used_regs): New.
6933 (saved_call_really_used_regs): New.
6934 (saved_reg_names): New.
6935 (save_register_info): New.
6936 (restore_register_info): New.
6937 (init_reg_sets_1): Replace reset of register info with call to
6938 restore_register_info.
6939 * rtl.h (save_register_info): Declare.
6940 * toplev.c (backend_init): Call save_register_info.
6942 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6944 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6945 from the original statement.
6947 2007-08-30 Chao-ying Fu <fu@mips.com>
6949 * c-lex.c (interpret_fixed): Declare.
6950 (interpret_float): Process _Fract and _Accum.
6951 (interpret_fixed): New function.
6952 * final.c (output_addr_const): Process CONST_FIXED.
6953 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6954 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6956 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6958 (simplify_immed_subreg): Support CONST_FIXED.
6959 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6960 (simplify_subreg): Support CONST_FIXED.
6962 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6964 * config/rs6000/ppu_intrinsics.h: New file.
6965 * config.gcc (powerpc*-*-* <extra_headers>): Install
6968 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6970 * cfg.c (dump_flow_info): Change to also print entry and exit
6972 * print-rtl.c (print_rtl_single): Allow to print rtl with
6975 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6977 * df-core.h (df_dump_region): New function.
6978 * df.h (df_dump_region): New function.
6979 * loop-invariant.c (find_defs): Add call to df_dump_region.
6980 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6983 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6986 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6987 true if any of the compare_section_name calls returned true,
6988 rather than if any returned false.
6990 2007-08-30 Richard Guenther <rguenther@suse.de>
6992 PR tree-optimization/33199
6993 * tree-ssa-structalias.c (handle_lhs_call): New function.
6994 (find_func_aliases): In non-IPA mode make sure that for
6995 calls that return a pointer we add a constraint for the
6996 result to point to anything.
6998 2007-08-30 Richard Guenther <rguenther@suse.de>
7000 * doc/invoke.texi (-mveclibabi): Document new target option.
7001 * config/i386/i386.opt (-mveclibabi): New target option.
7002 * config/i386/i386.c (ix86_veclib_handler): Handler for
7003 vectorization library support.
7004 (override_options): Handle the -mveclibabi option, initialize
7005 the vectorization library handler.
7006 (ix86_builtin_vectorized_function): As fallback call the
7007 vectorization library handler, if set.
7008 (ix86_veclibabi_acml): New static function for ACML ABI style
7009 vectorization support.
7011 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7013 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7014 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7015 SImode and update m. Don't run gen_lowpart_common on arbitrary
7016 memory address, force it to register first.
7019 * dce.c (dce_process_block): Don't delete setters of
7020 artificially used registers.
7022 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7024 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7025 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7026 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7028 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7030 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7032 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7033 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7035 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7037 * system.h: Activate -Wcast-qual as warning-only.
7039 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7042 * config/rs6000/rs6000.c (compare_section_name): New function.
7043 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7046 2007-08-29 Olivier Hainque <hainque@adacore.com>
7048 * xcoffout.c: #include debug.h.
7049 * Makefile.in (xcoffout.o): Add debug.h dependency.
7051 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7053 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7054 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7056 2007-08-29 Richard Guenther <rguenther@suse.de>
7058 * tree-pretty-print.c (dump_generic_node): Print
7059 label DECL_UID as D.%u.
7060 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7062 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7064 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7065 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
7067 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7070 * tree.c (build_type_attribute_qual_variant): Set canonical types
7071 on the final, unqualified attribute variant before building the
7074 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7076 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7077 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7079 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7082 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7083 * config/bfin/bfin.md (composev2hi): Put operands into vector
7086 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7088 * config/bfin/bfin.md (composev2hi): Put operands into vector
7091 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7093 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7094 attribute when appropriate.
7095 (bfin_handle_l1_text_attribute): New.
7096 (bfin_handle_l1_data_attribute): New.
7097 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7098 l1_data_A and l1_data_B.
7099 * doc/extend.texi (node Function Attributes): Document l1_text
7101 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7102 l1_data_A and l1_data_B variable attributes.
7104 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7106 * config/bfin/bfin.opt (minline-plt): Add.
7107 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7108 call to global functions.
7109 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7110 (Blackfin Options): Document -minline-plt.
7112 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7114 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7115 given a non-function.
7116 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7118 2007-08-28 DJ Delorie <dj@redhat.com>
7120 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7122 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7124 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7126 2007-08-28 Richard Guenther <rguenther@suse.de>
7128 * tree.h (struct tree_function_decl): Increase size of
7129 function_code bitfield.
7131 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7132 Kazu Hirata <kazu@codesourcery.com>
7134 * gcc/config/m68k/linux.h
7135 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7136 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7137 (m68k_return_in_memory): New.
7138 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7141 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7144 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7145 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7146 operand) when top VEC_SELECT extracts scalar element.
7147 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7148 (*vec_extract_v4sf_mem): Ditto.
7150 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7153 * passes.c (init_optimization_passes): Move pass_df_finish
7154 after pass_postreload sublist.
7156 PR rtl-optimization/33148
7157 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7158 (neg (lt X 0)) if X has scalar int mode.
7161 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7162 initializer, use build_vector_from_ctor if possible to create
7163 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7164 even after this, return NULL.
7166 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7168 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7170 2007-08-28 Richard Guenther <rguenther@suse.de>
7172 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7173 (struct tree_function_decl): Make function_code a bitfield.
7174 Add disregard_inline_limits flag.
7175 * cgraphunit.c (cgraph_process_new_functions): Check
7176 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7177 (cgraph_preserve_function_body_p): Likewise.
7178 * ipa-inline.c (compute_inline_parameters): Likewise.
7179 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7180 for GNU C extern inline functions.
7181 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7182 * tree-inline.c (disregard_inline_limits_p): Remove.
7183 * tree-inline.h (disregard_inline_limits_p): Likewise.
7184 * c-common.c (handle_always_inline_attribute): Set
7185 DECL_DISREGARD_INLINE_LIMITS.
7186 * langhooks.c (add_builtin_function): Verify the function code
7187 fits in the bitfield.
7189 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7190 Vladimir Yanovsky <yanov@il.ibm.com>
7191 Revital Eres <eres@il.ibm.com>
7192 Andrey Belevantsev <abel@ispras.ru>
7194 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7196 * modulo-sched.c: Add documentation regarding do-loop.
7197 (doloop_register_get): Change number of arguments to support
7198 the new do-loop pattern and check whether COUNT_REG has no other
7199 occurences in the loop besides in the control part.
7200 (duplicate_insns_of_cycles): Do not duplicate the insn which
7201 changes count_reg as it is already adjusted.
7202 (generate_prolog_epilog): New argument to support the new
7203 do-loop pattern. Change the subtract instruction to use
7204 expand_simple_binop. Call duplicate_insns_of_cycles with new
7206 (sms_schedule): Call doloop_register_get and
7207 generate_prolog_epilog with new argument. Do not handle loops
7208 with single sets insns with subreg in their lhs.
7209 * loop-doloop.c (doloop_optimize): Support for another do-loop
7211 (doloop_condition_get): Gets an instruction instead of a pattern
7212 and change the return condition when the do-loop pattern is
7214 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7215 deps when considering to not create edges.
7217 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7219 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7222 2007-08-27 Jason Merrill <jason@redhat.com>
7225 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7226 zero-sized types after calling gimplify_modify_expr_rhs.
7228 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7230 * regclass.c (init_reg_autoinc): Fix typo.
7232 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7234 Fix PR tree-optimization/33173
7235 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7237 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7240 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7241 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7244 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7245 David Ung <davidu@mips.com>
7246 Nigel Stephens <nigel@mips.com>
7248 Separate target-specific initialization from general
7249 back-end initialization.
7251 * toplev.c (init_alignments): New, split out from...
7252 (process_options): ...here.
7253 (backend_init_target): New, split out from...
7254 (backend_init): ...here.
7255 (lang_dependent_init_target): New, split out from...
7256 (lang_dependent_init): ...here.
7257 (target_reinit): New.
7258 * toplev.h (target_reinit): Declare.
7259 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7260 now can be called more than once. Update comments.
7261 * expr.h (init_expr_target): Likewise.
7262 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7263 now can be called more than once. Explicitly zero
7264 static_reg_base_value.
7265 * emit-rtl.c (init_emit_regs): New, split out from...
7266 (init_emit_once): Here.
7267 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7268 non-const, so that changes from command-line arguments can overwrite
7269 values provided by the static initializers.
7270 (initial_call_really_used_regs): New, used similarly to the above.
7271 (initial_reg_names): Likewise.
7272 (last_mode_for_init_move_cost): Promoted function-local static to
7273 file-scope static to make it accessible outside init_move_cost.
7274 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7275 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7276 reg_names since it is needed for parsing command-line options.
7277 (init_move_cost): Use last_mode_for_init_move_cost instead of
7278 function-local static.
7279 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7280 call_really_used_regs now. Reinitialize reg_names. Also
7281 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7282 reg_class_superunion. Clear losing_caller_save_reg_set.
7283 Preserve global registers if called more than once. Reset
7284 move cost, may_move_in_cost, may_move_out_cost, and
7285 last_mode_for_init_move_cost.
7286 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7287 can now be invoked more than once. Update comments.
7288 (init_regs): Update comments.
7289 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7290 and initial_call_really_used_regs, instead of the non-initial
7291 variables. This allows us to save the command-line register settings
7292 after target reinitialization.
7293 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7294 * rtl.h (init_emit_regs): Declare.
7295 (init_reg_modes_target, init_alias_target): Renamed as described
7297 * reload1.c (init_reload): Update comments.
7298 * optabs.c (init_optabs): Likewise.
7299 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7301 2007-08-26 Chao-ying Fu <fu@mips.com>
7303 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7306 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7308 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7310 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7312 * bb-reorder.c (copy_bb_p): Likewise.
7313 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7314 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7315 block_ends_with_condjump_p): Likewise.
7316 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7317 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7318 block_ends_with_condjump_p): Likewise.
7319 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7320 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7321 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7322 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7323 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7324 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7325 debug_true_const_tree instad of debug_true_tree.
7326 * debug.c (do_nothing_debug_hooks): Likewise.
7327 * debug.h (ignore_block, debug_true_const_tree): Constify.
7328 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7329 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7330 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7331 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7332 dbx_reg_number, is_based_loc, field_type,
7333 simple_type_align_in_bits, simple_decl_align_in_bits,
7334 simple_type_size_in_bits, field_byte_offset, insert_float,
7335 type_tag, member_declared_type, is_redundant_typedef,
7336 secname_for_decl, is_inlined_entry_point): Likewise.
7337 * emit-rtl.c (const_next_insn, const_previous_insn,
7338 const_next_nonnote_insn, const_prev_nonnote_insn,
7339 const_next_real_insn, const_prev_real_insn,
7340 const_next_active_insn, const_prev_active_insn, const_next_label,
7341 const_prev_label): Likewise.
7342 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7344 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7345 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7346 sched_insn_is_legitimate_for_speculation_p): Likewise.
7347 * jump.c (reversed_comparison_code_parts,
7348 reversed_comparison_code, reversed_comparison, condjump_label):
7350 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7351 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7353 * rtl.h (const_previous_insn, const_next_insn,
7354 const_prev_nonnote_insn, const_next_nonnote_insn,
7355 const_prev_real_insn, const_next_real_insn,
7356 const_prev_active_insn, const_next_active_insn, const_prev_label,
7357 const_next_label, modified_between_p, modified_in_p,
7358 const_note_storeskeep_with_call_p, condjump_label,
7359 reversed_comparison, reversed_comparison_code,
7360 reversed_comparison_code_parts, memory_modified_in_insn_p,
7361 stack_regs_mentioned): Likewise.
7362 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7363 keep_with_call_p): Likewise.
7364 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7365 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7366 sd_lists_size, sd_lists_empty_p): Likewise.
7367 * sched-int.h (sched_insns_conditions_mutex_p,
7368 haifa_classify_insn, no_real_insns_p,
7369 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7370 sd_lists_size, sd_lists_empty_p): Likewise.
7371 * sdbout.c (sdb_debug_hooks): Likewise.
7372 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7373 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7374 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7376 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7377 tree_can_throw_internal): Likewise.
7378 * tree-flow-inline.h (phi_nodes): Likewise.
7379 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7380 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7381 * tree-gimple.c (const_get_call_expr_in): Likewise.
7382 * tree-gimple.h (const_get_call_expr_in): Likewise.
7383 * tree.c (const_lookup_attribute, attribute_list_equal,
7384 attribute_list_contained): Likewise.
7385 * tree.h (attribute_list_equal, attribute_list_contained,
7386 const_lookup_attribute): Likewise.
7387 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
7389 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7391 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7392 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7394 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7397 * config/alpha/constraints.md: Delete "svn:mime-type" property
7398 with svn propdel "svn:mime-type".
7400 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7403 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7404 non NOTE insn doesn't cross basic block.
7405 (noce_try_abs): Likewise.
7406 (noce_process_if_block): Likewise.
7408 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7411 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7412 operand without auto-inc-dec.
7413 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7414 offsettable_mem_operand.
7415 (floatunssidf2_internal): Same.
7416 (fix_truncdfsi2_internal): Same.
7417 (floatsidf_ppc64): Same.
7418 (floatunssidf_ppc64): Same.
7419 (fix_trunctfsi2_internal): Same.
7421 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7424 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7425 pass defines needed for version.c.
7427 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7429 * configure.ac (--debug-prefix-map check): Change assembler
7430 version presumed to have feature to 2.18.
7431 * configure: Regenerate.
7433 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7435 * c-common.c (vector_types_convertible_p,
7436 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7437 self_promoting_args_p): Constify.
7438 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7439 c_promoting_integer_type_p, self_promoting_args_p,
7440 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7441 * c-decl.c (anon_aggr_type_p): Likewise.
7442 * * c-dump.c (dump_stmt): Likewise.
7443 * c-objc-common.c (has_c_linkage): Likewise.
7444 * c-tree.h (same_translation_unit_p): Likewise.
7445 * c-typeck.c (null_pointer_constant_p,
7446 tagged_types_tu_compatible_p, function_types_compatible_p,
7447 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7448 comptypes_internal, struct tagged_tu_seen_cache,
7449 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7450 c_size_in_bytes): Likewise.
7451 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7452 hash_ptr, eq_ptr): Likewise.
7453 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7454 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7455 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7456 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7458 * optabs.c (optab_for_tree_code): Likewise.
7459 * optabs.h (optab_for_tree_code): Likewise.
7460 * rtl.h (simplify_rtx): Likewise.
7461 * simplify-rtx.c (simplify_rtx): Likewise.
7462 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7463 dump_flag, dump_node): Likewise.
7464 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7465 queue_and_dump_type, dump_flag): Likewise.
7466 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7467 * tree-pass.h (dump_node): Likewise.
7468 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7469 supportable_narrowing_operation): Likewise.
7470 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7471 supportable_narrowing_operation): Likewise.
7472 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7473 is_negative_overflow_infinity, is_positive_overflow_infinity,
7474 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7475 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7476 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7477 ssa_name_nonzero_p, fp_predicate): Likewise.
7478 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7479 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7480 ssa_name_nonnegative_p): Likewise.
7482 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7484 * config.gcc : Add x86_64-elf target.
7486 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7488 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7490 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7491 Nigel Stephens <nigel@mips.com>
7495 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7496 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7497 * expr.c (SET_BY_PIECES_P): Define.
7498 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7499 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7500 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7502 * expr.h (SET_RATIO): Define.
7503 (can_store_by_pieces, store_by_pieces): Update prototypes.
7504 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7505 can_store_by_pieces/store_by_pieces.
7506 (expand_builtin_memcpy_args): Likewise.
7507 (expand_builtin_strncpy): Likewise.
7508 (expand_builtin_memset_args): Likewise. Also remove special case
7509 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7510 decide what to do instead.
7511 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7512 to can_store_by_pieces.
7514 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7515 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7517 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7518 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7519 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7520 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7521 (STORE_BY_PIECES_P): Define.
7523 2007-08-24 Tom Tromey <tromey@redhat.com>
7525 * varpool.c (varpool_last_needed_node): Fix comment typo.
7526 * c-decl.c (duplicate_decls): Fix comment typo.
7527 (clone_underlying_type): Update comment.
7529 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7531 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7532 alpha_in_small_data_p, alpha_split_complex_arg,
7533 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7535 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7536 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7538 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7539 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7540 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7541 * config/darwin.c (darwin_binds_local_p): Likewise.
7542 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7544 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7545 i386_pe_valid_dllimport_attribute_p): Likewise.
7546 * config/i386/i386.c (ix86_function_regparm,
7547 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7548 x86_can_output_mi_thunk, ix86_mangle_type,
7549 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7550 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7551 i386_pe_binds_local_p): Likewise.
7552 * config/ia64/ia64.c
7553 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7554 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7555 ia64_invalid_conversion, ia64_invalid_unary_op,
7556 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7558 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7559 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7560 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7561 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7562 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7563 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7564 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7565 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7566 * config/pa/pa.c (pa_commutative_p): Likewise.
7567 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7569 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7570 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7571 rs6000_use_blocks_for_constant_p,
7572 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7573 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7574 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7575 * config/s390/s390.c (s390_mangle_type,
7576 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7578 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7579 th_in_small_data_p): Likewise.
7580 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7581 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7583 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7584 sparc_mangle_type): Likewise.
7585 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7586 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7587 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7589 * hooks.c (hook_bool_mode_const_rtx_false,
7590 hook_bool_mode_const_rtx_true,
7591 hook_bool_const_tree_hwi_hwi_const_tree_false,
7592 hook_bool_const_tree_hwi_hwi_const_tree_true,
7593 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7594 hook_constcharptr_const_tree_null,
7595 hook_constcharptr_const_rtx_null,
7596 hook_constcharptr_const_tree_const_tree_null,
7597 hook_constcharptr_int_const_tree_null,
7598 hook_constcharptr_int_const_tree_const_tree_null): New.
7599 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7600 hook_bool_tree_hwi_hwi_tree_false,
7601 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7602 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7603 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7604 hook_constcharptr_int_tree_null,
7605 hook_constcharptr_int_tree_tree_null): Delete.
7606 (default_can_output_mi_thunk_no_vcall): Constify.
7607 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7608 hook_bool_tree_hwi_hwi_tree_false,
7609 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7610 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7611 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7612 hook_constcharptr_int_tree_null,
7613 hook_constcharptr_int_tree_tree_null): Delete.
7614 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7615 hook_bool_const_tree_hwi_hwi_const_tree_false,
7616 hook_bool_const_tree_hwi_hwi_const_tree_true,
7617 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7618 hook_constcharptr_const_tree_null,
7619 hook_constcharptr_const_rtx_null,
7620 hook_constcharptr_const_tree_const_tree_null,
7621 hook_constcharptr_int_const_tree_null,
7622 hook_constcharptr_int_const_tree_const_tree_null): New.
7623 (default_can_output_mi_thunk_no_vcall): Constify.
7624 * integrate.c (function_attribute_inlinable_p): Likewise.
7625 * integrate.h (function_attribute_inlinable_p): Likewise.
7626 * jump.c (rtx_renumbered_equal_p): Likewise.
7627 * output.h (decl_readonly_section, categorize_decl_for_section,
7628 default_use_anchors_for_symbol_p, default_binds_local_p,
7629 default_binds_local_p_1): Likewise.
7630 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7632 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7633 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7634 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7635 TARGET_COMP_TYPE_ATTRIBUTES,
7636 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7637 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7638 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7639 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7640 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7641 * target.h (can_output_mi_thunk, needs_block_p,
7642 first_cycle_multipass_dfa_lookahead_guard_spec,
7643 vector_alignment_reachable, comp_type_attributes,
7644 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7645 commutative_p, use_blocks_for_constant_p,
7646 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7647 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7648 invalid_within_doloop, valid_dllimport_attribute_p,
7649 split_complex_arg, invalid_arg_for_unprototyped_fn,
7650 invalid_conversion, invalid_unary_op, invalid_binary_op):
7652 * targhooks.c (default_invalid_within_doloop,
7653 hook_invalid_arg_for_unprototyped_fn,
7654 default_builtin_vector_alignment_reachable): Likewise.
7655 (hook_bool_rtx_commutative_p): Delete.
7656 (hook_bool_const_rtx_commutative_p): New.
7657 * targhooks.h (default_invalid_within_doloop,
7658 default_builtin_vector_alignment_reachable,
7659 hook_invalid_arg_for_unprototyped_fn): Constify.
7660 (hook_bool_rtx_commutative_p): Delete.
7661 (hook_bool_const_rtx_commutative_p): New.
7662 * varasm.c (bss_initializer_p, decl_default_tls_model,
7663 categorize_decl_for_section, decl_readonly_section,
7664 default_use_anchors_for_symbol_p, default_binds_local_p,
7665 default_binds_local_p_1): Constify.
7667 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7669 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7670 __NO_BUILTIN if -fno-builtin.
7672 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7674 * config/bfin/bfin.c (print_operand): Report error instead of
7675 ICE for wrong operand.
7677 2007-08-24 Michael Matz <matz@suse.de>
7679 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7681 2007-08-24 Richard Guenther <rguenther@suse.de>
7684 * tree-ssa.c (useless_type_conversion_p): Split into a
7685 recursive and a non-recursive part.
7686 (useless_type_conversion_p_1): New function.
7687 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7688 from maybe_fold_offset_to_reference is trivially convertible
7689 to the desired type before doing the simplification.
7691 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7693 * expr.c (store_expr): Optimize initialization of an array
7695 * expr.h (builtin_strncpy_read_str): New prototype.
7696 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7699 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7702 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7703 field when initializing if_info structure.
7705 2007-08-24 Richard Guenther <rguenther@suse.de>
7707 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7709 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7710 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7711 * tree-inline.c (inlinable_function_p): Fold in common parts of
7712 the cannot_inline_tree_fn langhook.
7713 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7714 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7715 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7716 cannot_inline_tree_fn langhook.
7717 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7718 cannot_inline_tree_fn member.
7720 2007-08-24 Richard Guenther <rguenther@suse.de>
7722 * expr.c (get_inner_reference): Do computation of bitoffset
7723 from offset in a way we can detect overflow reliably.
7725 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7727 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7729 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7731 * config/bfin/bfin.opt (mfast-fp): Add.
7732 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7733 libbffastfp override libgcc if -mfast-fp.
7734 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7735 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7736 (Blackfin Options): Document -mfast-fp.
7738 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7740 PR tree-optimization/32573
7742 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7743 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7744 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7745 (build_classic_dist_vector): Return false rather than true if
7746 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7747 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7748 returned false. Don't call save_dist_v before calling
7749 build_classic_dist_vector_1.
7750 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7751 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7752 DDR_DIR_VECTS vectors.
7754 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7756 * configure.ac (leb128): Modify sed statement to work with any
7757 binutils version string.
7758 * configure: Regenerate
7760 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7762 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7763 Wrap in RTX_CODE macro guard.
7764 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7765 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7766 arm_mark_dllimport, arm_pe_encode_section_info,
7767 arm_pe_unique_section): Use ISO-C function declarations.
7768 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7769 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7770 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7772 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7773 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7775 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7777 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7778 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7779 (register_move_cost): Use ISO-C function declarations.
7780 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7781 * config/score/score-protos.h (score_declare_object): Add
7783 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7785 * final.c (profile_function): Avoid empty if-bodies.
7788 * calls.c (must_pass_in_stack_var_size,
7789 must_pass_in_stack_var_size_or_pad): Constify.
7790 * config/alpha/alpha-protos.h (function_value): Likewise.
7791 * config/alpha/alpha.c (alpha_return_in_memory,
7792 alpha_pass_by_reference, function_value,
7793 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7794 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7796 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7797 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7798 TARGET_PROMOTE_PROTOTYPES): Likewise.
7799 * config/arm/arm-protos.h (arm_return_in_memory,
7800 arm_pad_arg_upward, arm_function_value): Likewise.
7801 * config/arm/arm.c (arm_pass_by_reference,
7802 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7803 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7804 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7806 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7807 * config/avr/avr-protos.h (avr_function_value): Likewise.
7808 * config/avr/avr.c (avr_return_in_memory,
7809 gas_output_limited_string, gas_output_ascii, avr_function_value,
7810 avr_return_in_memory): Likewise.
7811 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7812 * config/bfin/bfin.c (bfin_pass_by_reference,
7813 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7814 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7816 * config/cris/cris.c (cris_pass_by_reference,
7817 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7818 * config/crx/crx.c (crx_return_in_memory): Likewise.
7819 * config/darwin.c (function_base, machopic_function_base_name):
7821 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7822 TARGET_PROMOTE_PROTOTYPES): Likewise.
7823 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7824 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7825 * config/i386/i386-protos.h (ix86_return_in_memory,
7826 ix86_sol10_return_in_memory): Likewise.
7827 * config/i386/i386.c (ix86_function_value,
7828 ix86_function_sseregparm, ix86_must_pass_in_stack,
7829 type_natural_mode, classify_argument, examine_argument,
7830 construct_container, ix86_pass_by_reference, function_value_32,
7831 function_value_64, ix86_function_value_1, return_in_memory_32,
7832 return_in_memory_64, return_in_memory_ms_64,
7833 ix86_return_in_memory, ix86_sol10_return_in_memory,
7834 TARGET_PROMOTE_PROTOTYPES): Likewise.
7835 * config/ia64/ia64-protos.h (ia64_function_value,
7836 ia64_hpux_function_arg_padding): Likewise.
7837 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7838 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7839 ia64_hpux_function_arg_padding): Likewise.
7840 * config/iq2000/iq2000-protos.h (function_arg,
7841 iq2000_function_value): Likewise.
7842 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7843 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7844 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7845 function_arg, iq2000_function_value): Likewise.
7846 * config/m32c/m32c-protos.h (m32c_function_value,
7847 m32c_promote_function_return): Likewise.
7848 * config/m32c/m32c.c (m32c_pass_by_reference,
7849 m32c_promote_prototypes, m32c_promote_function_return,
7850 m32c_function_value): Likewise.
7851 * config/m32r/m32r.c (m32r_return_in_memory,
7852 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7853 m32r_in_small_data_p): Likewise.
7854 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7856 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7857 m68hc11_function_arg_padding): Likewise.
7858 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7859 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7860 m68k_function_value): Likewise.
7861 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7862 mcore_function_value): Likewise.
7863 * config/mcore/mcore.c (handle_structs_in_regs,
7864 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7865 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7866 mcore_num_arg_regs, mcore_function_value): Likewise.
7867 * config/mips/mips-protos.h (mips_pad_arg_upward,
7868 mips_function_value): Likewise.
7869 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7870 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7871 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7872 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7873 mips_function_value): Likewise.
7874 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7876 * config/mmix/mmix.c (mmix_pass_by_reference,
7877 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7878 mmix_encode_section_info): Likewise.
7879 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7881 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7882 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7883 mn10300_function_value): Likewise.
7884 * config/mt/mt-protos.h (mt_function_value): Likewise.
7885 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7886 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7887 * config/pa/pa-protos.h (function_arg_padding, function_value,
7888 pa_return_in_memory): Likewise.
7889 * config/pa/pa.c (pa_pass_by_reference,
7890 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7891 function_arg_padding, function_value, pa_return_in_memory):
7893 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7894 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7895 function_arg_padding): Likewise.
7896 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7897 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7898 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7899 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7900 function_arg_padding, altivec_expand_dst_builtin,
7901 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7902 altivec_init_builtins, rs6000_common_init_builtins,
7903 rs6000_function_value): Likewise.
7904 * s390/s390-protos.h (s390_function_value): Likewise.
7905 * config/s390/s390.c (s390_function_arg_size,
7906 s390_pass_by_reference, s390_return_in_memory,
7907 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7908 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7909 * config/score/score-protos.h (score_function_value): Likewise.
7910 * config/score/score.c (score_arg_partial_bytes,
7911 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7912 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7913 score_pass_by_reference, score_add_offset, score_function_value):
7915 * config/sh/sh-protos.h (sh_attr_renesas_p,
7916 sh_promote_prototypes): Likewise.
7917 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7918 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7919 sh_attr_renesas_p): Likewise.
7920 * config/sparc/sparc-protos.h (function_value,
7921 function_arg_padding): Likewise.
7922 * config/sparc/sparc.c (sparc_promote_prototypes,
7923 sparc_return_in_memory, sparc_pass_by_reference,
7924 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7925 function_arg_record_value_2, function_arg_record_value_1,
7926 function_arg_record_value, function_arg_record_value,
7927 function_arg_padding, function_value): Likewise.
7928 * config/spu/spu-protos.h (spu_function_value): Likewise.
7929 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7930 spu_function_value): Likewise.
7931 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7933 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7934 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7935 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7937 * config/v850/v850.c (v850_return_in_memory,
7938 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7939 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7940 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7941 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7942 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7944 * explow.c (promote_mode, hard_function_value): Likewise.
7945 * expr.h (hard_function_value, promote_mode): Likewise.
7946 * function.c (aggregate_value_p): Likewise.
7947 * hooks.c (hook_bool_const_tree_true): New.
7948 * hooks.h (hook_bool_const_tree_true): New.
7949 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7950 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7951 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7952 TARGET_RETURN_IN_MSB): Likewise.
7953 * target.h (promote_function_args, promote_function_return,
7954 promote_prototypes, return_in_memory, return_in_msb,
7955 pass_by_reference, must_pass_in_stack, callee_copies,
7956 function_value): Likewise.
7957 * targhooks.c (default_return_in_memory,
7958 hook_pass_by_reference_must_pass_in_stack,
7959 hook_callee_copies_named,
7960 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7961 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7962 default_function_value): Likewise.
7963 * targhooks.h (default_return_in_memory,
7964 hook_pass_by_reference_must_pass_in_stack,
7965 hook_callee_copies_named,
7966 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7967 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7968 default_function_value): Likewise.
7969 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7970 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7971 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7972 * tree.c (needs_to_live_in_memory): Likewise.
7973 * tree.h (struct tree_type, needs_to_live_in_memory,
7974 aggregate_value_p, must_pass_in_stack_var_size,
7975 must_pass_in_stack_var_size_or_pad): Likewise.
7976 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7977 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7978 lookup_filename): Likewise.
7980 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7983 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7984 fake fcomi i387 instruction for !TARGET_CMOVE.
7985 (ix86_expand_branch): Expand natural sequence with one jump for
7986 all targets, not only TARGET_CMOVE.
7987 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7988 pattern to implement fake fcomi sequence. Split instruction after
7989 reload to correct compare sequences.
7990 (*cmpfp_xf_cc): Ditto.
7991 (*cmpfp_<mode>_cc): Ditto.
7992 (*cmpfp_u_cc): Ditto.
7993 (*cmpfp_<mode>_cc): Ditto.
7995 2007-08-23 Richard Guenther <rguenther@suse.de>
7997 * tree-pretty-print.c (dump_generic_node): Annotate
7998 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8000 2007-08-23 Richard Guenther <rguenther@suse.de>
8002 * builtins.c (expand_builtin_mathfn): Wrap argument in
8003 save_expr directly instead of re-building the call.
8004 (expand_builtin_mathfn_2): Likewise.
8005 (expand_builtin_mathfn_3): Likewise.
8006 (expand_builtin_interclass_mathfn): Likewise.
8007 (expand_builtin_int_roundingfn): Set arg.
8008 (expand_builtin_int_roundingfn_2): Likewise.
8010 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8012 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8013 *sse_nand<mode>3, *sse_xor<mode>3): New.
8015 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8017 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8018 * config/i386/i386.c (print_operand): Handle ';' code. Output
8019 semicolon for TARGET_MACHO.
8020 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8021 emit semicolon after 'lock' prefix.
8022 (sync_double_compare_and_swap<mode>): Ditto.
8023 (*sync_double_compare_and_swapdi_pic): Ditto.
8024 (*sync_compare_and_swap_cc<mode>): Ditto.
8025 (sync_double_compare_and_swap_cc<mode>): Ditto.
8026 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8027 (sync_old_add<mode>): Ditto.
8028 (sync_add<mode>): Ditto.
8029 (sync_sub<mode>): Ditto.
8030 (sync_ior<mode>): Ditto.
8031 (sync_and<mode>): Ditto.
8032 (sync_xor<mode>): Ditto.
8034 2007-08-22 Chao-ying Fu <fu@mips.com>
8036 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8038 (copy_rtx): Handle CONST_FIXED.
8039 (rtx_equal_p): Likewise.
8040 * rtl.h (fixed_value.h): New include.
8041 (rtx_def): Add a new field of fixed_value to u.
8042 (XCNMPFV): Define for accessing fixed_value.
8043 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8045 * rtl.def (CONST_FIXED): New constant.
8046 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8047 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8048 US_ASHIFT): New codes.
8049 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8050 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8051 unsigned_fract_convert, unsigned_sat_fract): Document them.
8052 * varasm.c (assemble_integer): Extend to support fixed-point constants
8053 by using different machine classes.
8054 (decode_addr_const): Handle FIXED_CST.
8055 (const_hash_1): Likewise.
8056 (compare_constant): Likewise.
8057 (copy_constant): Likewise.
8058 (const_rtx_hash_1): Handle CONST_FIXED.
8059 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8060 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8062 (initializer_constant_valid_p): Handle FIXED_CST.
8063 (output_constant): Support FIXED_POINT_TYPE.
8064 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8065 * cse.c (hash_rtx): Support CONST_FIXED.
8066 (exp_equiv_p): Likewise.
8067 (cannon_reg): Likewise.
8068 (fold_rtx): Likewise.
8069 (equiv_constant): Likewise.
8070 (cse_process_notes_1): Likewise.
8071 (count_reg_usage): Likewise.
8072 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8073 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8074 (wrap_constant): Check CONST_FIXED.
8075 (cselib_hash_rtx): Support CONST_FIXED.
8076 (cselib_subst_to_values): Likewise.
8077 * df-scan.c (df_uses_record): Likewise.
8078 * gcse.c (want_to_gcse_p): Likewise.
8079 (oprs_unchanged_p): Likewise.
8080 (oprs_not_set_p): Likewise.
8081 (compute_transp): Likewise.
8082 (extract_mentioned_regs_helper): Likewise.
8083 * genemit.c (gen_exp): Likewise.
8084 * local-alloc.c (equiv_init_varies_p): Likewise.
8085 (contains_replace_regs): Likewise.
8086 (memref_referenced_p): Likewise.
8087 * loop-invariant.c (check_maybe_invariant): Likewise.
8088 (hash_invariant_expr_1): Likewise.
8089 (invariant_expr_equal_p): Likewise.
8090 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8091 * regclass.c (reg_scan_mark_refs): Likewise.
8092 * regrename.c (scan_rtx): Likewise.
8093 * resource.c (mark_referenced_resources): Likewise.
8094 (mark_set_resources): Likewise.
8095 * rtlanal.c (rtx_unstable_p): Likewise.
8096 (rtx_varies_p): Likewise.
8097 (count_occurrences): Likewise.
8098 (reg_mentioned_p): Likewise.
8099 (modified_between_p): Likewise.
8100 (modified_in_p): Likewise.
8101 (volatile_insn_p): Likewise.
8102 (volatile_refs_p): Likewise.
8103 (side_effects_p): Likewise.
8104 (may_trap_p_1): Likewise.
8105 (inequality_comparisons_p): Likewise.
8106 (computed_jump_p_1): Likewise.
8107 (commutative_operand_precedence): Likewise.
8108 * sched-deps.c (sched_analyze_2): Likewise.
8109 * sched-vis.c (print_value): Likewise.
8110 * reload.c (operands_match_p): Likewise.
8111 (subst_reg_equivs): Likewise.
8112 * reload1.c (eliminate_regs_1): Likewise.
8113 (elimination_effects): Likewise.
8114 (scan_paradoxical_subregs): Likewise.
8115 * alias.c (rtx_equal_for_memref_p): Likewise.
8116 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8117 * emit-rtl.c (const_fixed_htab): New hash table.
8118 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8120 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8121 const_fixed_from_fixed_value): New functions.
8122 (verify_rtx_sharing): Handle CONST_FIXED.
8123 (copy_rtx_if_shared_1): Likewise.
8124 (reset_used_flags): Likewise.
8125 (set_used_flags): Likewise.
8126 (copy_insn_1): Likewise.
8127 (init_emit_once): Create const_fixed_htab.
8128 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8130 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8132 PR tree-optimization/32949
8133 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8134 before failing for ivs with non-constant step.
8136 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8138 * doc/md.texi (Iterators): Renamed from Macros. All contents
8139 changed to reflect rename of respectively define_code_macro and
8140 define_mode_macro to define_code_iterator and define_mode_iterator.
8141 (Mode Iterators, Code Iterators): Similar.
8142 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8143 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8144 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8145 (initialize_iterators, find_iterator, check_code_iterator)
8146 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8147 (read_mapping, read_rtx_1): Similar.
8148 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8149 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8150 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8151 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8152 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8153 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8154 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8155 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8156 config/rs6000/sync.md, config/rs6000/rs6000.md,
8157 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8158 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8159 config/vax/vax.md, config/bfin/bfin.md: Similar.
8161 2007-08-22 David Daney <ddaney@avtrex.com>
8163 * doc/install.texi (Testing): Mention testing on a simulator.
8165 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8167 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8169 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8170 and rearrange floating point conversion functions into different
8173 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8175 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8176 dfa_post_advance_cycle): New scheduler hooks.
8177 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8178 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8180 (TARGET_SCHED): Use them.
8181 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8182 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8183 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8185 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8186 function to facilitate debugging.
8187 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8188 (output_insn_has_dfa_reservation_p): New static function to output
8189 insn_has_dfa_reservation_p ().
8190 (write_automata): Use it.
8191 * genattr.c (main): Output declaration for
8192 insn_has_dfa_reservation_p ().
8194 2007-08-22 Christian Bruel <christian.bruel@st.com>
8195 Richard Guenther <rguenther@suse.de>
8197 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8198 * simplify_rtx (simplify_binary_operation_1): Likewise.
8200 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8202 PR rtl-optimization/32557
8203 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8204 of REGNO (mws->mw_reg).
8206 2007-08-22 Richard Guenther <rguenther@suse.de>
8209 * builtins.c (expand_builtin_int_roundingfn): Replace call
8210 argument wrapped with SAVE_EXPR directly.
8211 (expand_builtin_int_roundingfn_2): Likewise.
8213 2007-08-22 Richard Guenther <rguenther@suse.de>
8215 * tree-inline.c (inlinable_function_p): Restore disregarding
8216 inline limits for GNU extern inline functions.
8218 2007-08-22 Richard Guenther <rguenther@suse.de>
8221 * tree.c (host_integerp): Treat sizetype as signed as it is
8224 2007-08-21 Ian Lance Taylor <iant@google.com>
8226 PR tree-optimization/33134
8227 * tree-vrp.c (adjust_range_with_scev): Call
8228 set_value_range_to_value.
8230 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8232 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8235 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8237 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8240 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8242 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8243 cases to set eight bytes at a time.
8244 (expand_block_move): Likewise.
8246 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8249 * dwarf2out.c (gen_decl_die): Don't call
8250 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8252 2007-08-21 Paul Brook <paul@codesourcery.com>
8253 Nathan Sidwell <nathan@codesourcery.com>
8254 Mark Mitchell <mark@codesourcery.com>
8255 Joseph Myers <joseph@codesourcery.com>
8257 * configure.ac: Add --with-pkgversion and --with-bugurl.
8258 * configure: Regenerate.
8259 * doc/install.texi: Document them.
8260 * version.c (version_string): Remove VERSUFFIX.
8261 (VERSUFFIX): Remove.
8262 (pkgversion_string): New.
8263 (bug_report_url): Do not hard-code initializer.
8264 * version.h (pkgversion_string): Declare.
8265 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8267 (version.o): Define PKGVERSION and BUGURL.
8268 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8269 (%.pod): Define BUGURL.
8270 * gcc.c (process_command, main): Use pkgversion_string.
8271 * toplev.c (compile_file, print_version): Likewise.
8272 * protoize.c (main): Likewise.
8273 * gcov.c (print_version): Likewise. Update copyright date.
8274 * gcov-dump.c (print_version): Likewise. Update copyright date.
8275 * mips-tdump.c (main): Likewise. Update copyright date.
8276 * mips-tfile.c (main): Likewise. Update copyright date.
8277 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8278 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8279 shorten description.
8280 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8281 * doc/gccint.texi: Likewise.
8282 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8283 Update copyright date.
8285 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8287 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8288 (ix86_expand_strlensi_unroll_1): Ditto.
8289 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8290 (ix86_expand_carry_flag_compare): Update comment.
8292 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8295 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8296 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8298 2007-08-21 Richard Guenther <rguenther@suse.de>
8300 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8302 2007-08-21 Richard Guenther <rguenther@suse.de>
8305 * fold-const.c (fold_binary): Remove index +p PTR folding.
8306 Fix types of POINTER_PLUS_EXPR generated by folding of
8309 2007-08-20 Chao-ying Fu <fu@mips.com>
8311 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8312 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8313 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8314 (c_common_fixed_point_type_for_size): Declare.
8315 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8316 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8317 (c_token_starts_declspecs): Likewise.
8318 (c_parser_declspecs): Likewise.
8319 (c_parser_attributes): Likewise.
8320 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8321 (c_declspecs): Add saturating_p.
8322 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8323 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8324 _Sat. Handle RID_SAT.
8325 Avoid using void, bool, char, int, float, double, _Decimal32,
8326 _Decimal64, _Decimal128, and complex with _Sat.
8327 Handle RID_FRACT and RID_ACCUM.
8328 Make sure _Sat is used with _Fract or _Accum.
8329 (finish_declspecs): Handle cts_fract and cts_accum.
8330 * c-common.c (fixed-value.h): New include.
8331 (constant_expression_warning): Handle FIXED_CST.
8332 (overflow_warning): Likewise.
8333 (warnings_for_convert_and_check): Likewise.
8334 (c_common_fixed_point_type_for_size): New.
8335 (c_common_type_for_mode): Handle fixed-point modes to
8336 return various saturating/non-saturating, signed/unsigned types.
8337 (c_common_signed_or_unsigned_type): Support fixed-point types.
8338 (shorten_compare): Check fixed-point zero.
8339 Handle FIXED_POINT_TYPE.
8340 (c_common_truthvalue_conversion): Handle FIXED_CST.
8341 Handle FIXED_POINT_TYPE.
8342 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8344 (handle_mode_attribute): Handle fixed-point modes. Need to check
8345 if the signness of base type and fixed-point modes are consistent.
8346 (handle_vector_size_attribute): Handle fixed-point modes.
8347 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8348 (warn_for_div_by_zero): Check fixed-point zero.
8349 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8350 a common fixed-point type based on fbit, ibit, sign, and saturation.
8351 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8352 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8353 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8354 (convert_for_assignment): Support FIXED_POINT_TYPE.
8355 (digest_init): Handle FIXED_POINT_TYPE.
8356 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8357 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8358 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8359 GE_EXPR, LT_EXPR, GT_EXPR.
8360 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8361 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8362 * target.h (gcc_target): Add fixed_point_supported_p.
8363 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8364 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8365 (default_fixed_point_supported_p): Define.
8366 * targhooks.h (default_fixed_point_supported_p): Declare.
8367 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8368 * doc/install.texi (Configuration): Add --enable-fixed-point.
8369 * configure.ac (--enable-fixed-point): New to enable fixed-point
8370 arithmetic extension to C. For mips targets, we enable it by default.
8371 * configure, config.in: Regenerate.
8373 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8375 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8377 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8379 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8380 DWARF2_DEBUGGING_INFO.
8381 (cold_text_section_used): Same.
8382 (cold_text_section): Same.
8384 2007-08-20 Richard Guenther <rguenther@suse.de>
8386 * c-typeck.c (convert_for_assignment): Use the type of
8387 the member for the initialization.
8389 2007-08-20 Richard Guenther <rguenther@suse.de>
8391 * c-objc-common.c (c_disregard_inline_limits): Remove.
8392 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8393 * cgraphunit.c (cgraph_process_new_functions): Call
8394 disregard_inline_limits_p.
8395 (cgraph_preserve_function_body_p): Likewise.
8396 * ipa-inline.c (compute_inline_parameters): Likewise.
8397 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8399 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8400 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8401 disregard_inline_limits langhook.
8402 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8404 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8405 disregard_inline_limits langhook.
8406 * tree-inline.c (disregard_inline_limits_p): New function.
8407 * tree-inline.h (disregard_inline_limits_p): Declare.
8409 2007-08-20 Richard Guenther <rguenther@suse.de>
8411 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8412 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8413 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8414 auto_var_in_fn_p langhook.
8415 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8417 * tree.c (auto_var_in_fn_p): ... here.
8418 (find_var_from_fn): Call auto_var_in_fn_p directly.
8419 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8420 auto_var_in_fn_p langhook.
8421 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8422 (copy_body_r): Likewise.
8423 (self_inlining_addr_expr): Likewise.
8424 * tree.h (auto_var_in_fn_p): Declare.
8426 2007-08-20 Richard Guenther <rguenther@suse.de>
8428 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8429 (walk_type_fields): Take lh parameter.
8430 (walk_tree): Rename to ...
8431 (walk_tree_1): ... this. Do not call the walk_subtrees
8432 langhook but the now passed callback. Pass lh on recursion.
8433 (walk_tree_without_duplicates): Rename to ...
8434 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8435 and call walk_tree_1.
8436 * tree.h (walk_tree_lh): New typedef.
8437 (walk_tree_1): Declare.
8438 (walk_tree_without_duplicates_1): Likewise.
8439 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8440 (walk_tree_without_duplicates): New define to
8441 walk_tree_without_duplicates_1 with NULL lh parameter.
8442 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8443 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8445 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8446 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8447 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8450 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8453 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8454 code in front of the compacting of basic blocks.
8455 Move the folding of statements inbetween the cgraph checking
8456 and compacting of basic blocks.
8458 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8459 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8462 * config/alpha/alpha.c (va_list_skip_additions): Check for
8463 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8464 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8465 PLUS_EXPR when checking ap.__base.
8466 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8467 when doing addition on pointer types. Use size_int instead of
8469 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8470 ptr_type in the second operand.
8472 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8475 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8477 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8480 * cfgexpand.c (expand_one_register_var): Mark pointer
8481 DECL_ARTIFICIAL as REG_POINTER also.
8482 * stmt.c (expand_decl): Likewise.
8484 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8491 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8492 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8493 on_worklist argument and avoid adding things to worklist multiple
8495 (add_to_worklist): Ditto.
8496 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8497 single SFT is clobbered.
8498 (set_initial_properties): Ditto.
8499 (compute_call_clobbered): Update for changes to function
8501 (create_overlap_variables_for): Always create SFT for offset 0.
8502 (create_structure_vars): Handle PHI's, since we are in SSA form at
8504 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8505 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8507 (add_vars_for_offset): Figure out aliases from access + points-to.
8508 (add_virtual_operand): Use add_vars-for_offset.
8509 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8510 (add_call_clobber_ops): Remove makes_clobbering_call set.
8511 (get_expr_operands): Always pass through the INDIRECT_REF
8513 * tree-ssa-structalias.c (struct constraint_graph): Remove
8515 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8516 address_taken, pt_used, number_incoming.
8517 (FIRST_ADDR_NODE): Removed.
8518 (merge_graph_nodes): Remove broken code for the moment.
8519 (init_graph): New function.
8520 (build_pred_graph): Remove code to init_graph.
8521 Add location equivalence support.
8522 (struct scc_info): Rename roots to deleted.
8524 (init_scc_info): Ditto
8525 (init_topo_info): Use graph->size.
8526 (compute_topo_order): Ditto.
8527 (do_da_constraint): Removed.
8528 (do_sd_constraint): Remove calls to find().
8529 set_union_with_increment should always get 0 as last arg here.
8530 (do_complex_constraint): Replace do_da_constraint with assert.
8532 (struct equiv_class_label): New.
8533 (pointer_equiv_class_table): Ditto.
8534 (location_equiv_class_table): Ditto.
8535 (equiv_class_label_hash): Ditto.
8536 (equiv_class_label_eq): Ditto
8537 (equiv_class_lookup): Ditto.
8538 (equiv_class_ladd): Ditto.
8539 (pointer_equiv_class): Ditto.
8540 (location_equiv_class): Ditto.
8541 (condense_visit): Rename and rewrite from label_visit to do only
8542 SCC related stuff for HU.
8543 (label_visit): Do HU work for HU.
8544 (perform_var_substitution): Update to do HU and location
8546 (free_var_substitution_info): Update to free HU and location
8547 equivalence structures. */
8548 (find_equivalent_node): Update for pointer but not location
8550 (unite_pointer_equivalences): New function.
8551 (move_complex_constraints): Rewrite to only do moving.
8552 (rewrite_constraints): Split out of move_complex_constraints.
8553 (solve_graph): Use graph->size.
8554 (process_constraint_1): Add from_call argument, use it.
8555 Split *a = &b into two constraints.
8556 (process_constraint): Use new process_constraint_1.
8557 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8558 (get_constraint_for): Handle non-pointer integers properly.
8559 Remove code that used to handle structures.
8560 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8561 with unknown addends.
8562 (handle_rhs_call): New function.
8563 (find_func_aliases): Use handle_rhs_call.
8564 (set_uids_in_ptset): Add an assert.
8565 (set_used_smts): Fix bug in not considering unified vars.
8566 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8567 (compute_points_to_sets): Update for other function changes.
8568 (delete_points_to_sets): Ditto.
8569 (ipa_pta_execute): Ditto.
8570 (pass_ipa_pta): We need to update SSA after ipa_pta.
8572 2007-08-19 Jan Hubicka <jh@suse.cz>
8574 * i386.md: Replace "rim" and "mri" constraints by "g".
8576 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8578 * dwarf2out.c (text_section_used, cold_text_section_used,
8579 cold_text_section, dwarf2out_note_section_used): New.
8580 (dwarf2out_init): Initialize cold_text_section.
8581 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8582 dwarf2out_note_section_used.
8583 (size_of_aranges): Only count entry for text section if it was
8584 used. Count entry for cold text section if it was used.
8585 (output_aranges): Only output entries for text section and cold
8586 text section if they were used.
8588 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8590 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8592 (debug_generic_stmt): Likewise.
8593 (debug_tree_chain): Likewise.
8595 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8597 * tree-data-refs.c (split_constant_offset): Expose.
8598 * tree-data-refs.h (split_constant_offset): Add declaration.
8600 * tree-vectorizer.h (dr_alignment_support): Renamed
8601 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8602 Added a new value dr_explicit_realign.
8603 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8604 dr_offset, dr_step, and dr_aligned_to, along with new access
8605 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8606 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8607 STMT_VINFO_DR_ALIGNED_TO.
8609 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8611 In case of outer-loop vectorization with non-fixed misalignment - use
8612 the dr_explicit_realign scheme instead of the optimized realignment
8614 (new_stmt_vec_info): Initialize new fields.
8616 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8617 'nested_in_vect_loop' case. Change verbosity level.
8618 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8619 Don't fail on zero step in the outer-loop for loads.
8620 (vect_analyze_data_refs): Call split_constant_offset to calculate
8621 base, offset and init relative to the outer-loop.
8623 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8624 BSI function argument with a new function argument - at_loop.
8625 Simplify the condition that determines STEP. Takes additional argument
8626 INV_P. Support outer-loop vectorization (handle the
8627 nested_in_vect_loop case), including zero step in the outer-loop. Call
8628 vect_create_addr_base_for_vector_ref with additional argument.
8629 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8630 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8631 Fixed and simplified calculation of step.
8632 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8633 of bsi, and with additional argument. Call bump_vector_ptr with
8634 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8635 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8636 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8637 when the realignment setup needs to take place inside the loop.
8638 Support the dr_explicit_realign scheme. Allow generating the optimized
8639 realignment scheme for outer-loop vectorization. Added documentation.
8640 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8641 the 'nested_in_vect_loop' case, including loads that are invariant in
8642 the outer-loop and the realignment schemes. Handle the case when the
8643 realignment setup needs to take place inside the loop. Call
8644 vect_setup_realignment with additional arguments. Call
8645 vect_create_data_ref_ptr with additional argument and with loop instead
8646 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8647 (vect_gen_niters_for_prolog_loop): Call
8648 vect_create_addr_base_for_vector_ref with additional arguments.
8649 (vect_create_cond_for_align_checks): Likewise.
8650 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8651 scheme: takes additional argument bump; argument ptr_incr is now
8652 optional; updated documentation.
8653 (vect_init_vector): Takes additional argument (bsi). Use it, if
8654 available, to insert the vector initialization.
8655 (get_initial_def_for_induction): Pass additional argument in call to
8657 (vect_get_vec_def_for_operand): Likewise.
8658 (vect_setup_realignment): Likewise.
8659 (vectorizable_load): Likewise.
8661 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8663 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8664 as argument instead of struct loop.
8665 (nested_in_vect_loop_p): New function.
8666 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8668 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8669 from other phis in the loop.
8670 (destroy_loop_vec_info): Add additional argument to declaration.
8672 * tree-vectorizer.c (supportable_widening_operation): Also check if
8673 nested_in_vect_loop_p (don't allow changing the order in this case).
8674 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8675 of struct loop. Call nested_in_vect_loop_p and don't require
8676 flag_unsafe_math_optimizations if it returns true.
8677 (new_stmt_vec_info): When setting def_type for phis differentiate
8678 loop-header phis from other phis.
8679 (bb_in_loop_p): New function.
8680 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8681 just update their loop_vinfo. Order of BB traversal now matters -
8682 call dfs_enumerate_from with bb_in_loop_p.
8683 (destroy_loop_vec_info): Takes additional argument to control whether
8684 stmt_vinfo of the loop stmts should be destroyed as well.
8685 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8686 reduction stmt to be defines by a non loop-header phi.
8687 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8689 * tree-vect-transform.c (vectorizable_reduction): Call
8690 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8691 (vectorizable_call): Likewise.
8692 (vectorizable_conversion): Likewise.
8693 (vectorizable_operation): Likewise.
8694 (vectorizable_type_promotion): Likewise.
8695 (vectorizable_type_demotion): Likewise.
8696 (vectorizable_store): Likewise.
8697 (vectorizable_live_operation): Likewise.
8698 (vectorizable_reduction): Likewise. Also pass loop_info to
8699 vect_is_simple_reduction instead of loop.
8700 (vect_init_vector): Call nested_in_vect_loop_p.
8701 (get_initial_def_for_reduction): Likewise.
8702 (vect_create_epilog_for_reduction): Likewise.
8703 (vect_init_vector): Check which loop to work with, in case there's an
8705 (get_initial_def_for_inducion): Extend to handle outer-loop
8706 vectorization. Fix indentation.
8707 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8708 In the case vect_induction_def get the vector def from the induction
8709 phi node, instead of calling get_initial_def_for_inducion.
8710 (get_initial_def_for_reduction): Extend to handle outer-loop
8712 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8714 (vect_transform_loop): Change assert to just skip this case. Add a
8716 (vect_finish_stmt_generation): Add a couple asserts.
8718 (vect_estimate_min_profitable_iters): Multiply
8719 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8721 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8722 this is an inner-loop reduction in outer-loop vectorization.
8724 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8725 Same code as what used to be vect_analyze_scalar_cycles, only with
8726 additional argument loop, and loop_info passed to
8727 vect_is_simple_reduction instead of loop.
8728 (vect_analyze_scalar_cycles): Code factored out into
8729 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8730 Updated documentation.
8731 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8732 outer-loop vectorization that are live or not used in the outerloop,
8733 cause this requires special handling.
8734 (vect_enhance_data_refs_alignment): Don't consider versioning for
8736 (vect_analyze_data_refs): Check that there are no datarefs in the
8738 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8739 and vect_used_in_outer_by_reduction cases.
8740 (process_use): Also consider the case of outer-loop stmt defining an
8741 inner-loop stmt and vice versa.
8742 (vect_analyze_loop_1): New function.
8743 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8744 loops. Call vect_analyze_loop_1.
8745 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8746 been vectorized. Call destroy_loop_vec_info with additional argument.
8748 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8749 in the inner-loop when doing outer-loop vectorization. Add
8750 documentation and printout.
8751 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8752 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8754 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8756 * tree-affine.h (print_aff): New prototype.
8757 (debug_aff): Likewise.
8758 * tree-affine.c (print_aff): New function.
8759 (debug_aff): Likewise.
8761 2007-08-18 Paul Brook <paul@codesourcery.com>
8762 Joseph Myers <joseph@codesourcery.com>
8764 * common.opt (-fdebug-prefix-map=): New option.
8765 * opts.c: Include debug.h.
8766 (common_handle_option): Handle -fdebug-prefix-map.
8767 * final.c: Include ggc.h.
8768 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8769 remap_debug_filename): New.
8770 * Makefile.in (final.o, opts.o): Update dependencies.
8771 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8772 * configure.ac: Check for assembler --debug-prefix-map support.
8773 * configure, config.in: Regenerate.
8774 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8775 (ASM_DEBUG_SPEC): Include ASM_MAP.
8776 * doc/install.texi (--with-debug-prefix-map): Document.
8777 * doc/invoke.texi (-fdebug-prefix-map): Document.
8778 * dbxout.c (dbxout_init, dbxout_start_source_file,
8779 dbxout_source_file): Call remap_debug_filename.
8780 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8781 dwarf2out_start_source_file, dwarf2out_finish): Call
8782 remap_debug_filename.
8783 (file_table_relative_p): Do not check d->emitted_number.
8784 * toplev.c (output_file_directive): Call remap_debug_filename.
8785 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8786 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8788 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8790 * loop-invariant.c (find_invariants_to_move): Add missing macro
8793 2007-08-17 Tom Tromey <tromey@redhat.com>
8795 * tree.h (struct tree_label_decl): Removed old "java" fields.
8797 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8798 Nigel Stephens <nigel@mips.com>
8800 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8801 Treat -mno-data-in-code and -mcode-xonly as aliases for
8802 -mcode-readable=no and -mcode-readable=pcrel respectively.
8803 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8804 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8805 (MULTILIB_DIRNAMES): Update accordingly.
8807 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8809 * Makefile.in (version.o): Depend on $(REVISION) only if
8810 REVISION_s is defined.
8812 2007-08-17 Sa Liu <saliu@de.ibm.com>
8813 Ulrich Weigand <uweigand@de.ibm.com>
8816 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8817 use build_qualified_type to retain qualifiers of the base type.
8819 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8821 * config/score/score.md : Update pattern tablejump.
8822 * config/score/score.c : Update score_initialize_trampoline
8824 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8825 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8826 * doc/contrib.texi: Add my entry.
8828 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8830 * Makefile.in (REVISION): New.
8833 (version.o): Also depend on $(REVISION). Add
8834 -DREVISION=$(REVISION_s).
8836 * version.c (version_string): Add REVISION.
8838 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8840 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8841 of GOTO that's relocated to a different block.
8843 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8845 * c-common.c (const_strip_array_types): New.
8846 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8847 (const_strip_array_types): New.
8848 * c-objc-common.c (c_disregard_inline_limits,
8849 c_warn_unused_global_decl): Constify.
8850 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8851 c_vla_type_p, c_incomplete_type_error): Likewise.
8852 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8853 * hooks.c (hook_bool_const_tree_false): New.
8854 * hooks.h (hook_bool_const_tree_false): Likewise.
8855 * langhooks-def.h (lhd_warn_unused_global_decl,
8856 lhd_incomplete_type_error, lhd_expr_size,
8857 lhd_tree_inlining_disregard_inline_limits,
8858 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8859 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8860 * langhooks.c (lhd_warn_unused_global_decl,
8861 lhd_incomplete_type_error,
8862 lhd_tree_inlining_disregard_inline_limits,
8863 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8864 lhd_expr_size): Likewise.
8865 * langhooks.h (lang_hooks_for_tree_inlining,
8866 lang_hooks_for_tree_dump, lang_hooks_for_types,
8867 lang_hooks_for_decls, lang_hooks): Likewise.
8868 * pointer-set.c (pointer_set_t, pointer_set_create,
8869 pointer_set_contains, insert_aux, pointer_set_insert,
8870 pointer_set_traverse, pointer_map_t, pointer_map_create,
8871 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8873 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8874 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8875 pointer_map_traverse): Likewise.
8876 * predict.c (assert_is_empty): Likewise.
8877 * tree-affine.c (free_name_expansion): Likewise.
8878 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8879 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8880 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8882 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8884 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8886 (destroy_loop_vec_info): Add call to VEC_free.
8887 * tree-vectorizer.h (may_alias_ddrs): Define.
8888 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8889 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8890 Change reporting to dump.
8891 (vect_is_duplicate_ddr): New.
8892 (vect_mark_for_runtime_alias_test): New.
8893 (vect_analyze_data_ref_dependences) Add call to
8894 vect_mark_for_runtime_alias_test.
8895 (vect_enhance_data_refs_alignment): Define local variable
8896 vect_versioning_for_alias_required, don't perform
8897 peeling for alignment if versioning for alias is
8899 (vect_enhance_data_refs_alignment): Use
8900 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8901 PARAM_VECT_MAX_VERSION_CHECKS.
8902 * tree-vect-transform.c
8903 (vect_create_cond_for_alias_checks): New.
8904 (vect_transform_loop): Add call to
8905 vect_create_cond_for_alias_checks.
8906 (vect_vfa_segment_size): New.
8907 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8909 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8910 * gcc/doc/invoke.texi
8911 (vect-max-version-for-alignment-checks): Document.
8912 (vect-max-version-for-alias-checks): Document.
8913 (vect-max-version-checks): Remove.
8915 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8917 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8918 the same line as the instruction for all asm dialects.
8919 (*rep_movsi): Ditto.
8920 (*rep_movsi_rex64): Ditto.
8921 (*rep_movqi): Ditto.
8922 (*rep_movqi_rex64): Ditto.
8923 (*rep_stosdi_rex64): Ditto.
8924 (*rep_stossi): Ditto.
8925 (*rep_stossi_rex64): Ditto.
8926 (*rep_stosqi): Ditto.
8927 (*rep_stosqi_rex64): Ditto.
8928 (*cmpstrnqi_nz_1): Ditto.
8929 (*cmpstrnqi_nz_rex_1): Ditto.
8930 (*cmpstrnqi_1): Ditto.
8931 (*cmpstrnqi_rex_1): Ditto.
8932 (*strlenqi_1): Ditto.
8933 (*strlenqi_rex_1): Ditto.
8934 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8935 prefix on the same line as the instruction for all asm dialects.
8936 (sync_double_compare_and_swap<mode>): Ditto.
8937 (*sync_double_compare_and_swapdi_pic): Ditto.
8938 (*sync_compare_and_swap_cc<mode>): Ditto.
8939 (sync_double_compare_and_swap_cc<mode>): Ditto.
8940 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8941 (sync_old_add<mode>): Ditto.
8942 (sync_add<mode>): Ditto.
8943 (sync_sub<mode>): Ditto.
8944 (sync_ior<mode>): Ditto.
8945 (sync_and<mode>): Ditto.
8946 (sync_xor<mode>): Ditto.
8948 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8951 * reload.c (find_reloads): Check that the memory returned by
8952 find_reloads_toplev was not the result of forcing a constant
8954 (find_reloads_toplev): Always use simplify_gen_subreg to get
8955 the subreg of a constant. If the result is also a constant,
8956 but not a legitimate one, force it into the constant pool
8957 and reload its address.
8959 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8961 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8964 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8966 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8967 directive for the current vector ABI.
8969 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8972 * caller-save.c (reg_save_code): Set invalide status on restore code.
8974 2007-08-15 Diego Novillo <dnovillo@google.com>
8976 * tree-ssa-alias.c (compute_memory_partitions): Use
8977 alias_bitmap_obstack to allocate bitmaps.
8978 (reset_alias_info): Factor out of init_alias_info.
8979 Mark all name tags not associated to an SSA name for renaming.
8980 (init_alias_info): Call it.
8981 (create_name_tags): Tidy. Add comments.
8982 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8984 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8986 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8987 scheduler dependencies.
8989 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8991 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8993 (*iorsi_1_zext): Likewise.
8994 (*iorsi_1_zext_imm): Likewise.
8995 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8996 with "rm"/"xm" constraint.
8997 (sse2_vmsqrtv2df2): Likewise.
8999 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9002 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9005 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9007 * tree-pass.h (PROP_pta): Removed.
9008 (TODO_rebuild_alias): New.
9009 (pass_may_alias): Removed.
9010 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9011 aliasing if we changed something.
9012 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9014 (pass_may_alias): Removed.
9015 (create_structure_vars): Return TODO_rebuild_alias.
9016 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9017 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9019 (tree_sra_early): We never affect aliasing right now.
9020 * tree-flow.h (compute_may_aliases): New prototype.
9021 * passes.c: Remove pass_may_alias from the passes.
9022 (execute_function_todo): Support TODO_rebuild_alias.
9024 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9026 * i386.c: (legitimize_address): Move dllimported variable check
9027 infront of legitimizing pic address of CONST symbols.
9029 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9031 PR tree-optimization/32941
9032 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9033 (goto_queue_cmp): Remove.
9034 (find_goto_replacement): Change search method.
9035 (maybe_record_in_goto_queue): Add assert.
9036 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9037 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9039 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9041 * alias.c (component_uses_parent_alias_set): Constify.
9042 * alias.h (component_uses_parent_alias_set): Likewise.
9043 * cfgrtl.c (print_rtl_with_bb): Likewise.
9044 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9045 mpz_get_double_int): Likewise.
9046 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9047 mpz_get_double_int): Likewise.
9048 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9049 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9051 * expr.h (safe_from_p): Likewise.
9052 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9054 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9055 zero_sized_type, goa_lhs_expr_p): Likewise.
9056 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9057 * rtl.h (print_rtl_with_bb): Likewise.
9058 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9059 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9060 * tree-flow-inline.h (bb_stmt_list): Constify.
9061 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9063 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9064 const_first_stmt, const_last_stmt): New.
9065 (block_may_fallthru, empty_block_p): Constify.
9066 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9067 EXPR_ONLY_BODY): New.
9068 (expr_first, expr_last, expr_only): Use macro for body.
9069 (const_expr_first, const_expr_last, const_expr_only): New.
9070 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9071 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9072 ctsi_prev, ctsi_stmt): New.
9073 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9074 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9075 * tree-ssa-loop-niter.c (loop_only_exit_p,
9076 derive_constant_upper_bound): Likewise.
9077 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9078 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9079 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9080 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9081 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9082 * tree.c (get_type_static_bounds): Likewise.
9083 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9084 (get_type_static_bounds): Constify.
9086 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9089 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9090 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9091 (*<addsub><mode>3_cc_overflow): New.
9092 (*add<mode>3_cconly_overflow): New.
9093 (*sub<mode>3_cconly_overflow): New.
9094 (*<addsub>si3_zext_cc_overflow): New.
9095 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9096 CCCmode for LTU, GTU, LEU and GEU.
9097 (ix86_comparison_operator): Likewise.
9098 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9099 * config/i386/i386.c (put_condition_code): Support CCCmode.
9100 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9101 or MINUS expressions.
9103 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9106 * c-typeck.c (build_binary_op): Disallow vector float types with
9107 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9109 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9111 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9112 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9113 (dep_def): New typedef.
9114 (init_dep_1, sd_debug_dep): Declare functions.
9115 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9116 (debug_dep_links): Remove.
9117 (struct _deps_list): New field 'n_links'.
9118 (DEPS_LIST_N_LINKS): New macro.
9119 (FOR_EACH_DEP_LINK): Remove.
9120 (create_deps_list, free_deps_list, delete_deps_list): Remove
9122 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9123 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9124 (copy_deps_list_change_con, move_dep_link): Ditto.
9125 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9126 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9128 (INSN_BACK_DEPS): Remove.
9129 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9131 (INSN_DEP_COUNT): Remove.
9132 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9133 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9134 Declare global variables.
9135 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9136 (add_forw_dep, compute_forward_dependences): Remove declarations.
9137 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9138 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9139 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9141 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9143 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9144 (sd_list_types_def): New typedef.
9145 (sd_next_list): Declare function.
9146 (struct _sd_iterator): New type.
9147 (sd_iterator_def): New typedef.
9148 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9150 (FOR_EACH_DEP): New cycle wrapper.
9151 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9153 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9154 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9157 * sched-deps.c (init_dep_1): Make global.
9158 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9160 (dump_dep): New static function.
9161 (dump_dep_flags): New static variable.
9162 (sd_debug_dep): New function.
9163 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9165 (move_dep_link): Use remove_from_deps_list (), instead of
9167 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9168 (dep_link_is_detached_p): New static function.
9169 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9171 (dn_pool, dl_pool): New alloc_pools.
9172 (dn_pool_diff, dl_pool_diff): New static variables.
9173 (create_dep_node, delete_dep_node): New static function.
9174 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9175 (deps_list_empty_p): Make it static. Use 'n_links' field.
9176 (deps_pools_are_empty_p): New static function.
9177 (alloc_deps_list, delete_deps_list): Remove.
9178 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9179 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9180 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9181 (forward_dependency_cache): Remove.
9182 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9183 'back' from the names. Change signature to use dep_t instead of
9185 (add_back_dep): Ditto. Make global.
9186 (check_dep_status): Rename to check_dep ().
9187 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9189 (sd_finish_insn): Ditto.
9190 (sd_find_dep_between_no_cache): New static function.
9191 (sd_find_dep_between): New function.
9192 (ask_dependency_caches, set_dependency_caches): New static functions.
9193 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9194 (add_or_update_dep_1): Separate pieces of functionality into
9195 ask_dependency_caches (), update_dependency_caches (),
9196 change_spec_dep_to_hard (), update_dep ().
9197 (get_back_and_forw_lists): New static function.
9198 (sd_add_dep): Separate setting of dependency caches into
9199 set_dependency_caches ().
9200 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9202 (sd_delete_dep): Ditto.
9203 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9204 (dump_lists): New static function.
9205 (sd_debug_lists): New debug function.
9206 (delete_all_dependences, fixup_sched_groups): Update to use
9207 sd_* infrastructure.
9208 (sched_analyze_2): Create data-speculative dependency only if
9209 data-speculation is enabled.
9210 (sched_analyze_insn): If insn cannot be speculative, make all its
9211 dependencies non-speculative.
9212 (sched_analyze): Use sd_init_insn ().
9213 (add_forw_dep, compute_forward_dependencies): Remove.
9214 (delete_dep_nodes_in_back_deps): New static function.
9215 (sched_free_deps): New function.
9216 (init_dependency_caches): Init alloc_pools.
9217 (extend_depedency_caches): Update after removing of
9218 forward_dependency_cache.
9219 (free_dependency_caches): Ditto. Free alloc_pools.
9220 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9221 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9223 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9224 (add_dependence): Use init_dep ().
9225 (get_dep_weak_1): New static function.
9226 (get_dep_weak): Move logic to get_dep_weak_1 ().
9227 (dump_ds): New static function moved from haifa-sched.c:
9228 debug_spec_status ().
9229 (debug_ds): New debug function.
9230 (check_dep_status): Rename to check_dep (). Update to check whole
9233 * haifa-sched.c (spec_info): Make global.
9234 (added_recovery_block_p): Rename to
9235 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9236 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9237 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9238 to use new interfaces.
9239 (ok_for_early_queue_removal): Ditto.
9240 (schedule_block): Initialize logical uids of insns emitted by the
9242 (sched_init): Initialize new variable.
9243 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9245 (extend_global): Initialize insn data.
9246 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9247 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9249 (add_to_speculative_block): Update to use new interfaces.
9250 (create_recovery_block): Set new variables.
9251 (create_check_block_twin, fix_recovery_deps): Update to use new
9253 (sched_insn_is_legitimate_for_speculation_p): New function.
9254 (speculate_insn): Move checking logic to
9255 sched_insn_is_legitimate_for_speculation_p ().
9256 (sched_remove_insn): Finalize sched-deps information of instruction.
9257 (clear_priorities, add_jump_dependencies): Update to use new
9259 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9261 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9262 to use new interfaces.
9263 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9264 (new_ready): Try to use control speculation only if it is available.
9265 (add_branch_dependences): Update to use new interfaces.
9266 (compute_block_backward_dependences): Rename to
9267 compute_block_dependences (). Call
9268 targetm.sched.dependencies_evaluation_hook ().
9269 (free_block_dependencies): New static function.
9270 (debug_dependencies): Update to use new interfaces.
9271 (schedule_region): Remove separate computation of forward dependencies.
9272 Move call of targetm.sched.dependencies_evaluation_hook () to
9273 compute_block_dependences (). Free dependencies at the end of
9274 scheduling the region.
9276 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9278 (add_deps_for_risky_insns): Ditto.
9279 (schedule_ebb): Remove separate computation of forward dependencies.
9280 Free dependencies at the end of scheduling the ebb.
9282 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9283 (build_intra_loop_deps): Ditto. Remove separate computation of
9284 forward dependencies. Free sched-deps dependencies.
9286 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9287 to use new interfaces.
9288 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9290 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9292 (is_costly_group): Ditto.
9294 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9296 * alias.c (rtx_equal_for_memref_p): Constify.
9297 * basic-block.h (const_edge, const_basic_block): New.
9298 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9299 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9300 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9301 probably_never_executed_bb_p, edge_probability_reliable_p,
9302 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9303 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9305 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9306 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9308 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9309 flow_nodes_print, dfs_enumerate_from): Likewise.
9310 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9311 control_flow_insn_p, count_basic_blocks): Likewise.
9312 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9313 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9314 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9315 average_num_loop_insns, loop_exit_edge_p,
9316 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9317 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9318 average_num_loop_insns, seq_cost): Likewise.
9319 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9320 * dominance.c (dominated_by_p): Likewise.
9321 * emit-rtl.c (validate_subreg): Likewise.
9322 * except.c (can_throw_internal, can_throw_external): Likewise.
9323 * except.h (can_throw_internal, can_throw_external): Likewise.
9324 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9325 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9326 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9327 simple_mem, store_ops_ok, load_kills_store, find_loads,
9328 store_killed_in_insn, store_killed_after, store_killed_before,
9329 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9331 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9332 noce_mem_write_may_trap_or_fault_p): Likewise.
9333 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9335 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9337 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9338 probably_cold_bb_p, probably_never_executed_bb_p,
9339 edge_probability_reliable_p, br_prob_note_reliable_p,
9340 can_predict_insn_p): Likewise.
9341 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9342 * resource.c (return_insn_p): Likewise.
9343 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9345 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9346 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9347 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9348 verify_gimple_modify_stmt): Likewise.
9349 * tree-chrec.c (is_not_constant_evolution,
9350 is_multivariate_chrec_rec, is_multivariate_chrec,
9351 chrec_contains_symbols, chrec_contains_undetermined,
9352 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9353 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9354 eq_evolutions_p, scev_direction): Likewise.
9355 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9356 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9357 chrec_contains_symbols_defined_in_loop,
9358 chrec_contains_undetermined, tree_contains_chrecs,
9359 evolution_function_is_affine_multivariate_p,
9360 evolution_function_is_univariate_p, chrec_zerop,
9361 evolution_function_is_constant_p, evolution_function_is_affine_p,
9362 evolution_function_is_affine_or_constant_p,
9363 tree_does_not_contain_chrecs, chrec_type): Likewise.
9364 * tree-data-ref.c (tree_fold_divides_p,
9365 object_address_invariant_in_loop_p, dr_may_alias_p,
9366 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9367 same_access_functions, constant_access_functions,
9368 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9370 * tree-flow.h (scev_direction): Likewise.
9371 * tree-gimple.c (is_gimple_stmt): Likewise.
9372 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9374 * tree-pretty-print.c (op_prio): Likewise.
9375 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9376 analyzable_condition, backedge_phi_arg_p): Likewise.
9377 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9378 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9379 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9382 2007-08-13 Dan Hipschman <dsh@google.com>
9385 * c-format.c (check_format_arg): Move check for zero-length
9386 format strings below the check for unterminated strings.
9388 2007-08-13 Andrew Pinski <pinskia@gmail.com>
9391 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9394 2007-08-13 Nick Clifton <nickc@redhat.com>
9396 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9398 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9401 * c-format.c (gcc_gfc_length_specs): New array.
9402 (gcc_gfc_char_table): Add unsigned specifier, and references to
9403 the l length modifier.
9404 (format_types_orig): Use the new gcc_gfc_length_specs.
9406 2007-08-12 Sa Liu <saliu@de.ibm.com>
9408 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9409 and with REG_RETVAL note after split.
9411 2007-08-11 David Daney <ddaney@avtrex.com>
9413 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9414 as ATTRIBUTE_UNUSED.
9416 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9417 Segher Boessenkool <segher@kernel.crashing.org>
9419 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9420 HAVE_LOCAL_CPU_DETECT not defined.
9422 2007-08-11 Jan Hubicka <jh@suse.cz>
9424 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9425 (cgraph_process_new_functions): Honor previous value of
9426 disregard_inline_limits.
9427 * ipa-inline.c (compute_inline_parameters): Likewise.
9429 2007-08-11 Ian Lance Taylor <iant@google.com>
9431 * alias.h (alias_set_type): Define new type.
9432 (ALIAS_SET_MEMORY_BARRIER): Use it.
9433 * rtl.h: Include alias.h.
9434 (struct mem_attrs): Use alias_set_type.
9435 * tree.h: Include alias.h
9436 (struct tree_type): Use alias_set_type.
9437 (struct tree_struct_field_tag): Likewise.
9438 (struct tree_decl_common): Likewise.
9439 * alias.c (struct alias_set_entry): Use alias_set_type.
9440 (get_alias_set_entry, alias_set_subset_of): Likewise.
9441 (alias_sets_conflict_p): Likewise.
9442 (alias_sets_must_conflict_p): Likewise.
9443 (objects_must_conflict_p): Likewise.
9444 (get_alias_set, new_alias_set): Likewise.
9445 (record_alias_subset, record_component_aliases): Likewise.
9446 (varargs_set, frame_set): Change to alias_set_type.
9447 (get_varargs_alias_set): Use alias_set_type.
9448 (get_frame_alias_set): Likewise.
9449 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9450 * dse.c (struct store_info): Use alias_set_type.
9451 (struct read_info, struct clear_alias_mode_holder): Likewise.
9452 (clear_alias_set_lookup, canon_address): Likewise.
9453 (record_store, check_mem_read_rtx): Likewise.
9454 (dse_record_singleton_alias_set): Likewise.
9455 (dse_invalidate_singleton_alias_set): Likewise.
9456 * emit-rtl.c (get_mem_attrs): Likewise.
9457 (set_mem_attributes_minus_bitpos): Likewise.
9458 (set_mem_alias_set): Likewise.
9459 * expr.c (store_constructor_field, store_field): Likewise.
9460 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9461 * langhooks.c (lhd_get_alias_set): Likewise.
9462 * langhooks-def.h (lhd_get_alias_set): Likewise.
9463 * reload1.c (alter_reg): Likewise.
9464 * tree-flow.h (struct fieldoff): Likewise.
9465 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9466 (may_alias_p, get_smt_for, create_sft): Likewise.
9467 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9468 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9469 (merge_smts_into): Likewise.
9470 * varasm.c (const_alias_set): Likewise.
9471 * c-common.c (strict_aliasing_warning): Likewise.
9472 (c_common_get_alias_set): Likewise.
9473 * dse.h (dse_record_singleton_alias_set): Update declaration.
9474 (dse_invalidate_singleton_alias_set): Likewise.
9475 * emit-rtl.h (set_mem_alias_set): Likewise.
9476 * c-common.h (c_common_get_alias_set): Likewise.
9477 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9478 * print-tree.c (print_node): Likewise.
9479 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9481 (alpha_setup_incoming_varargs): Use alias_set_type.
9482 * config/i386/i386.c (setup_incoming_varargs_64): Use
9484 (setup_incoming_varargs_ms_64): Likewise.
9485 (ix86_GOT_alias_set): Likewise.
9486 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9487 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9488 (set): Change to alias_set_type.
9489 (get_TOC_alias_set): Use alias_set_type.
9490 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9492 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9493 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9495 (struct_value_alias_set): Likewise.
9496 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9498 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9500 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9501 * config/vxworks.h (TARGET_VXWORKS): Override.
9502 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9503 "mips" if TARGET_VXWORKS.
9505 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9507 * calls.c (avoid_likely_spilled_reg): New function.
9508 (expand_call): Use it.
9510 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9512 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9514 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9516 * config/mips/predicates.md (const_call_insn_operand): Invoke
9517 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9519 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9522 * config/rs6000/driver-rs6000.c: Include link.h.
9523 Use ElfW instead of wordsize-specif typedef.
9525 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9527 * system.h (CONST_CAST): New.
9528 * c-decl.c (c_make_fname_decl): Use it.
9529 * c-lex.c (cb_ident, lex_string): Likewise.
9530 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9531 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9532 give_switch, set_multilib_dir): Likewise.
9533 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9534 * passes.c (execute_one_pass): Likewise.
9535 * prefix.c (update_path): Likewise.
9536 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9537 * tree.c (build_string): Likewise.
9539 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9541 * tree-flow-inline.h (is_exec_stmt): Remove.
9542 (is_label_stmt): Remove.
9543 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9546 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9548 * lower-subreg.c (resolve_shift_zext): Don't adjust
9549 src_reg_num for wordmode operands.
9551 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9552 David Ung <davidu@mips.com>
9554 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9555 (TARGET_SCHED_REORDER2): Define.
9556 (mips_maybe_swap_ready): New.
9557 (mips_last_74k_agen_insn): New.
9558 (mips_74k_agen_init): New.
9559 (mips_74k_agen_reorder): New function to group loads and stores
9561 (mips_sched_init): New.
9562 (mips_sched_reorder): Don't do initialization here. Call
9563 mips_74k_agen_reorder.
9564 (mips_variable_issue): Call mips_74k_agen_init.
9566 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9568 * tree-flow-inline.h (get_filename): Remove.
9570 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9572 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9574 (mips_fetch_insns): Delete in favor of...
9575 (mips_load_store_insns): ...this new function.
9576 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9577 to say whether multiword moves _might_ be split.
9578 (mips_fetch_insns): Delete in favor of...
9579 (mips_load_store_insns): ...this new function.
9580 (mips_rtx_costs): Update the call to mips_address_insns.
9581 (mips_address_cost): Likewise.
9582 * config/mips/mips.md (length): Use mips_load_store_insns instead
9583 of mips_fetch_insns.
9584 * config/mips/constraints.md (R): Use mips_address_insns rather
9585 than mips_fetch_insns. Assume that the move never needs to be split.
9587 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9589 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9590 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9591 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9592 * config/mips/mips.h (mips16_hard_float): Delete.
9593 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9594 definitions, and replace with....
9595 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9596 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9597 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9598 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9599 (override_options): Replace MASK_SOFT_FLOAT references with
9600 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9601 and mips16_hard_float when TARGET_MIPS16.
9603 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9606 * c-typeck.c (build_binary_op): Check for non pointer types before
9607 calling int_fits_type_p.
9609 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9612 * fold-const.c (omit_one_operand): Return only the ommitted expression
9613 if the result is an empty statement.
9614 (pedantic_omit_one_operand): Likewise.
9616 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9618 * c-typeck.c (readonly_error): Improve error for assignment.
9620 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9622 (pp_c_expression): Ditto.
9624 2007-08-09 Simon Baldwin <simonb@google.com>
9626 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9627 break that was preventing simplify_associative_operation() for xor.
9629 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9630 Nigel Stephens <nigel@mips.com>
9632 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9633 Document change in interpretation of value from boolean to
9635 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9636 ffs and ctz using clz.
9637 (expand_unop): Call them.
9638 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9640 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9641 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9642 enable the new ffs expansion on this target.
9644 2007-08-09 Jan Hubicka <jh@suse.cz>
9646 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9647 (expand_ternary_op): Likewise.
9648 (expand_vec_shift_expr): Likewise.
9649 (expand_binop_directly): Likewise.
9650 (expand_binop): Likewise.
9651 (sign_expand_binop): Likewise.
9652 (expand_twoval_unop): Likewise.
9653 (expand_twoval_binop): Likewise.
9654 (expand_twoval_binop_libfunc): Likewise.
9655 (widen_clz): Likewise.
9656 (widen_bswap): Likewise.
9657 (expand_parity): Likewise.
9658 (expand_unop): Likewise.
9659 (expand_abs_nojump): Likewise.
9660 (expand_copysign): Likewise.
9661 (emit_no_conflict_block): Likewise.
9662 (emit_libcall_block): Likewise.
9663 (can_compare_p): Likewise.
9664 (prepare_cmp_insn): Likewise.
9665 (emit_cmp_and_jump_insn_1): Likewise.
9666 (prepare_float_lib_cmp): Likewise.
9667 (emit_conditional_add): Likewise.
9668 (gen_add2_insn): Likewise.
9669 (have_add2_insn): Likewise.
9670 (gen_sub2_insn): Likewise.
9671 (have_sub2_insn): Likewise.
9672 (can_extend_p): Likewise.
9673 (can_fix_p): Likewise.
9674 (can_float_p): Likewise.
9675 (expand_float): Likewise.
9676 (expand_fix): Likewise.
9677 (expand_sfix_optab): Likewise.
9678 (new_optab): Likewise.
9679 (new_convert_optab): Likewise.
9680 (init_libfuncs): Likewise.
9681 (init_interclass_conv_libfuncs): Likewise.
9682 (init_intraclass_conv_libfuncs): Likewise.
9683 (set_conv_libfunc): Likewise.
9684 (init_optabs): Likewise.
9685 (debug_optab_libfuncs): Likewise.
9686 (gen_cond_trap): Likewise.
9687 * optabs.h (optab_handler, convert_optab_hanlder): New.
9688 * genopinit.c: Update optabs generation table.
9689 * reload.c (find_reloads_address_1): Use optabs accestors.
9690 * builtins.c (expand_builtin_mathfn): Likewise.
9691 (expand_builtin_mathfn_2): Likewise.
9692 (expand_builtin_mathfn_3): Likewise.
9693 (expand_builtin_interclass_mathfn): Likewise.
9694 (expand_builtin_sincos): Likewise.
9695 (expand_builtin_cexpi): Likewise.
9696 (expand_builtin_powi): Likewise.
9697 (expand_builtin_strlen): Likewise.
9698 * dojump.c (do_jump): Likewise.
9699 * expr.c (convert_move): Likewise.
9700 (move_by_pieces): Likewise.
9701 (move_by_pieces_ninsns): Likewise.
9702 (can_store_by_pieces): Likewise.
9703 (store_by_pieces_1): Likewise.
9704 (emit_move_via_integer): Likewise.
9705 (emit_move_complex): Likewise.
9706 (emit_move_ccmode): Likewise.
9707 (emit_move_insn_1): Likewise.
9708 (emit_single_push_insn): Likewise.
9709 (store_constructor): Likewise.
9710 (expand_expr_real_1): Likewise.
9711 (do_store_flag): Likewise.
9712 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9713 (enumerate_modes): Likewise.
9714 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9715 (supportable_widening_operation): Likewise.
9716 (supportable_narrowing_operation): Likewise.
9717 * expmed.c (store_bit_field_1): Likewise.
9718 (extract_bit_field_1): Likewise.
9719 (expand_mult_highpart_optab): Likewise.
9720 (expand_smod_pow2): Likewise.
9721 (expand_divmod): Likewise.
9722 (emit_store_flag): Likewise.
9723 * tree-vect-patterns.c
9724 (vect_pattern_recog_1): Likewise.
9725 * tree-ssa-loop-prefetch.c
9726 (nontemporal_store_p): Likewise.
9727 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9728 (vect_create_epilog_for_reduction): Likewise.
9729 (vectorizable_reduction): Likewise.
9730 (vectorizable_operation): Likewise.
9731 (vect_strided_store_supported): Likewise.
9732 (vectorizable_store): Likewise.
9733 (vect_strided_load_supported): Likewise.
9734 (vectorizable_load): Likewise.
9735 * combine.c (simplify_comparison): Likewise.
9736 * tree-vect-generic.c
9737 (type_for_widest_vector_mode): Likewise.
9738 (expand_vector_operations_1): Likewise.
9739 * config/spu/spu.c (spu_expand_mov): Likewise.
9740 (spu_emit_vector_compare): Likewise.
9741 * config/rs6000/rs6000.c
9742 (rs6000_emit_vector_compare): Likewise.
9743 * stmt.c (add_case_node): Likewise.
9744 * reload1.c (gen_reload):
9746 2007-08-09 Michael Matz <matz@suse.de>
9748 * tree.h (fixed_zerop): Declare as taking a const_tree.
9749 * tree.c (fixed_zerop): Take a const_tree.
9751 2007-08-09 Ira Rosen <irar@il.ibm.com>
9753 * tree-vect-transform.c (vectorizable_store): Remove call to
9754 copy_virtual_operands() and call mark_symbols_for_renaming() for
9755 the created vector store.
9756 (vect_setup_realignment): Don't call copy_virtual_operands() and
9757 update_vuses_to_preheader().
9758 (vectorizable_load): Don't call copy_virtual_operands().
9759 (update_vuses_to_preheader): Remove.
9761 2007-08-08 Chao-ying Fu <fu@mips.com>
9763 * tree.def (FIXED_POINT_TYPE): New type.
9764 (FIXED_CST): New constant.
9765 (FIXED_CONVERT_EXPR): New expr.
9766 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9767 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9768 * tree.h (struct tree_base): Add saturating_flag.
9769 Remove one bit of spare for saturating_flag.
9770 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9771 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9772 FIXED_POINT_TYPE_P): Define.
9773 (TYPE_SATURATING): Define.
9774 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9775 (struct tree_fixed_cst): New.
9776 (TYPE_IBIT, TYPE_FBIT): Define.
9777 (tree_node): Add fixed_cst.
9778 (enum tree_index): Add new enumeration values of
9779 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9780 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9781 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9782 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9783 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9784 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9785 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9786 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9787 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9788 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9789 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9790 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9791 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9792 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9793 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9794 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9795 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9796 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9797 (sat_short_fract_type_node, sat_fract_type_node,
9798 sat_long_fract_type_node, sat_long_long_fract_type_node,
9799 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9800 sat_unsigned_long_fract_type_node,
9801 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9802 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9803 unsigned_short_fract_type_node, unsigned_fract_type_node,
9804 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9805 sat_short_accum_type_node, sat_accum_type_node,
9806 sat_long_accum_type_node, sat_long_long_accum_type_node,
9807 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9808 sat_unsigned_long_accum_type_node,
9809 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9810 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9811 unsigned_short_accum_type_node, unsigned_accum_type_node,
9812 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9813 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9814 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9815 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9816 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9817 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9818 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9819 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9820 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9821 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9822 sat_uda_type_node, sat_uta_type_node): New macro.
9823 (make_fract_type, make_accum_type): Declare.
9824 (make_signed_fract_type, make_unsigned_fract_type,
9825 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9826 make_signed_accum_type, make_unsigned_accum_type,
9827 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9828 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9829 make_or_reuse_sat_signed_fract_type,
9830 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9831 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9832 make_or_reuse_sat_unsigned_accum_type): New macro.
9833 (fixed_zerop): Declare.
9834 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9835 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9836 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9837 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9838 * treestruct.def: Add TS_FIXED_CST.
9839 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9841 (tree-dump.o): Likewise.
9842 (print-tree.o): Likewise.
9843 (tree-pretty-print.o): Likewise.
9844 (fold-const.o): Likewise.
9845 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9846 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9847 (is_gimple_min_invariant): Handle FIXED_CST.
9848 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9849 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9850 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9851 (layout_type): Handle FIXED_POINT_TYPE.
9852 (make_fract_type, make_accum_type): New functions.
9853 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9854 * tree-dump.c (fixed-value.h): New include.
9855 (dump_fixed): New function.
9856 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9857 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9858 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9859 * tree-pretty-print.c (fixed-value.h): New include.
9860 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9862 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9863 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9864 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9865 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9866 for non-saturating fixed-point types.
9867 (reassociate_bb): Likewise.
9868 * emit-rtl.c (fixed-value.h): New include.
9869 (fconst0, fconst1): New array.
9870 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9871 * tree-vect-generic.c expand_vector_operation): Support
9872 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9874 (type_for_widest_vector_mode): Add one parameter for the
9876 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9878 Pass the satp parameter to type_for_mode for fixed-point types.
9879 (expand_vector_operations_1): Pass the saturating flag to
9880 type_for_widest_vector_mode.
9881 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9882 and MODE_VECTOR_UACCUM.
9883 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9884 (vectorizable_condition): Likewise.
9885 * tree.c (fixed-value.h): New include.
9886 (tree_code_size): Support FIXED_CST.
9887 (build_fixed): New function.
9888 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9889 (fixed_zerop): New function.
9890 (tree_node_structure): Support FIXED_CST.
9891 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9892 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9893 (type_hash_eq): Handle FIXED_POINT_TYPE.
9894 (simple_cst_equal): Support FIXED_CST.
9895 (iterative_hash_expr): Handle FIXED_CST.
9896 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9897 (get_narrower): Likewise.
9898 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9899 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9900 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9901 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9903 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9904 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9905 (initializer_zerop): Support FIXED_CST.
9906 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9907 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9908 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9909 (is_base_type): Handle FIXED_POINT_TYPE.
9910 (add_type_attribute): Handle FIXED_POINT_TYPE.
9911 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9912 * print-tree.c (fixed-value.h): New include.
9913 (print_node_brief): Support FIXED_CST.
9914 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9915 * c-pretty-print.c (fixed-value.h): New include.
9916 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9917 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9918 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9919 Support fixed-point types for inner items in VECTOR_TYPE.
9920 (pp_c_direct_declarator): Likewise.
9921 (pp_c_declarator): Likewise.
9922 (pp_c_fixed_constant): New function.
9923 (pp_c_constant): Handle FIXED_CST.
9924 (pp_c_primary_expression): Likewise.
9925 (pp_c_expression): Likewise.
9926 * fold-const.c (fixed-value.h): New include.
9927 (negate_expr_p): Return true for FIXED_CST.
9928 (fold_negate_expr): Support FIXED_CST.
9929 (split_tree): Support FIXED_CST.
9930 (const_binop): Support FIXED_CST.
9931 (fold_convert_const_int_from_fixed): New function to convert from
9933 (fold_convert_const_real_from_fixed): New function to convert from
9935 (fold_convert_const_fixed_from_fixed): New function to convert from
9936 fixed to another fixed.
9937 (fold_convert_const_fixed_from_int): New function to convert from
9939 (fold_convert_const_fixed_from_real): New function to convert from
9941 (fold_convert_const): Support conversions from fixed to int, from
9942 fixed to real, from fixed to fixed, from int to fixed, and from real
9944 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9945 (operand_equal_p): Support FIXED_CST.
9946 (make_range): For fixed-point modes, we need to pass the
9947 saturating flag as the 2nd parameter.
9948 (tree_swap_operands_p): Handle FIXED_CST.
9949 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9951 (fold_unary): Support FIXED_CONVERT_EXPR.
9952 (fold_binary): Handle FIXED_CST.
9953 Make sure the type is not saturating, before associating operations.
9954 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9955 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9956 (fold_negate_const): Support FIXED_CST.
9957 (fold_relational_const): Support FIXED_CST.
9958 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9959 (gimplify_expr): Handle FIXED_CST.
9960 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9961 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9962 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9963 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9964 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9965 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9966 LONG_LONG_ACCUM_TYPE_SIZE.
9967 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9968 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9969 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9970 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9971 MODE_ACCUM, and MODE_UACCUM.
9972 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9973 fixed-point types to disable reduction.
9974 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9976 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9978 * config/rs6000/x-rs6000: New file.
9979 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9980 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9981 (EXTRA_SPEC_FUNCTIONS): Define.
9982 (HAVE_LOCAL_CPU_DETECT): Define.
9983 (CC1_CPU_SPEC): Define.
9984 * config/rs6000/driver-rs6000.c: New file.
9985 * config/rs6000/aix.h (CC1_SPEC): Define.
9986 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9987 * config.host: Add x-rs6000 to host_xmake_file if host and target
9988 are rs6000 or powerpc.
9990 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9992 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9994 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9995 Sandra Loosemore <sandra@codesourcery.com>
9996 Chao-ying Fu <fu@mips.com>
9997 Nigel Stephens <nigel@mips.com>
9998 David Ung <davidu@mips.com>
10000 * doc/invoke.texi (-mcode-readable): Document.
10001 * config/mips/mips.opt (mcode-readable): New option.
10002 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10003 * config/mips/mips.h (mips_code_readable_setting): New enum.
10004 (mips_code_readable): Declare.
10005 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10006 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10007 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10008 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10009 boiler-plate comments.
10010 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10011 * config/mips/mips.c (mips_code_readable): New variable.
10012 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10013 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10014 context and -mcode-readable setting to restrict the use of
10015 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10016 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10017 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10018 (mips_blocks_for_constant_p): Only return false for
10019 TARGET_MIPS16_PCREL_LOADS.
10020 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10021 for MIPS16. Handle SYMBOL_32_HIGH.
10022 (mips_const_insns): Allow HIGHs for MIPS16 too.
10023 (mips_unspec_address_offset): New function, split out from...
10024 (mips_unspec_address): ...here.
10025 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10026 16-bit symbolic constants. Assert approropiate conditions for
10027 using the "la" and "dla" macros.
10028 (mips_handle_option): Handle -mcode-readable=.
10029 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10030 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10031 (mips_strip_unspec_address): New function, split out from...
10032 (print_operand_reloc): ...here.
10033 (print_operand): Pass constants through mips_strip_unspec_address.
10034 (print_operand_address): Likewise.
10035 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10036 (mips_select_rtx_section): Remove MIPS16 handling.
10037 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10038 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10039 (mips16_lay_out_constants): Do nothing unless
10040 TARGET_MIPS16_PCREL_LOADS.
10041 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10042 * config/mips/mips.md: Split HIGHs for MIPS16.
10043 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10045 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10047 * config/mips/mips-protos.h (mips_emit_move): Declare.
10048 * config/mips/mips.c (mips_emit_move): New function.
10049 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10050 (mips_legitimize_const_move): Likewise.
10051 (mips_legitimize_move): Likewise.
10052 (mips_split_64bit_move): Likewise.
10053 (mips_restore_gp): Likewise.
10054 (mips_load_call_address): Likewise.
10055 (mips_emit_fcc_reload): Likewise.
10056 (mips_set_return_address): Likewise.
10057 (mips_block_move_straight): Likewise.
10058 (mips_block_move_loop): Likewise.
10059 (mips_setup_incoming_varargs): Likewise.
10060 (mips_save_reg): Likewise.
10061 (mips_expand_prologue): Likewise.
10062 (mips_restore_reg): Likewise.
10063 (mips_expand_epilogue): Likewise.
10064 (mips_output_mi_thunk): Likewise.
10065 (build_mips16_call_stub): Likewise.
10066 (mips_builtin_branch_and_move): Likewise.
10067 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10068 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10069 (fixuns_truncdfdi2): Likewise.
10070 (fixuns_truncsfsi2): Likewise.
10071 (fixuns_truncsfdi2): Likewise.
10072 (loadgp_absolute): Likewise.
10073 (builtin_setjmp_setup): Likewise.
10074 (builtin_longjmp): Likewise.
10075 (untyped_call): Likewise.
10077 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10079 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10080 an "rtx *" argument. Return a bool.
10081 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10082 values and return true if they can be split. Take the same kind of
10083 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10084 and store the lo_sum there if nonnull. Use the symbol type to
10085 determine whether a $gp or HIGH is needed.
10086 (mips_legitimize_address): Update call to mips_split_symbol and
10087 simplify accordingly.
10088 (mips_legitimize_const_move): Likewise.
10089 * config/mips/mips.md: In the combine define_split,
10090 check mips_split_symbol instead of splittable_symbolic_operand.
10091 Update use of mips_split_symbol in the generator code.
10092 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10094 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10096 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10097 (mips_symbol_insns_1): New function, split out from...
10098 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10099 and stores separately from load addresses.
10100 (mips_classify_address): Replace uses of mips_symbolic_address_p
10101 with uses of mips_symbol_insns.
10102 (mips_address_insns): Update calls to mips_symbol_insns.
10103 (mips_const_insns): Likewise.
10104 (mips_legitimize_address): Likewise.
10106 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10108 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10109 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10110 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10111 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10112 non-call contexts if TARGET_MIPS16.
10113 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10114 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10115 code for SYMBOL_ABSOLUTE.
10116 (mips_symbol_insns): Likewise.
10118 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10120 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10121 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10122 (mips_symbolic_constant_p): Likewise. Update the call to
10123 mips_classify_symbol.
10124 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10125 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10126 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10127 (print_operand_reloc): Add a context argument. Update the call to
10128 mips_symbolic_constant_p.
10129 (print_operand): Update the calls to print_operand_reloc.
10130 (print_operand_address): Use print_operand_reloc rather than
10132 (mips_rewrite_small_data_p): Add a context argument. Update the call
10133 to mips_symbolic_constant_p.
10134 (mips_small_data_pattern_1): Make DATA the containing mem.
10135 Update the call to mips_rewrite_small_data_p.
10136 (mips_rewrite_small_data_1): Likewise.
10137 (mips_use_anchors_for_symbol_p): Update the call to
10138 mips_symbolic_constant_p.
10139 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10140 (splittable_symbolic_operand): Likewise.
10141 (move_operand): Likewise.
10142 (absolute_symbolic_operand): Likewise.
10143 (got_disp_operand): Likewise.
10144 (got_page_ofst_operand): Likewise.
10146 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10148 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10149 (SYMBOL_ABSOLUTE): ...this.
10150 (SYMBOL_SMALL_DATA): Rename to...
10151 (SYMBOL_GP_RELATIVE): ...this.
10152 (SYMBOL_CONSTANT_POOL): Rename to...
10153 (SYMBOL_PC_RELATIVE): ...this.
10154 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10155 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10156 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10157 after above changes.
10158 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10159 (general_symbolic_operand): Rename to...
10160 (absolute_symbolic_operand): ...this.
10161 * config/mips/mips.md: Update after above changes.
10163 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10164 Revital Eres <eres@il.ibm.com>
10166 * ddg.c (print_ddg): Add dump information.
10167 * modulo-sched.c (print_node_sched_params): Add parameter and
10169 (calculate_maxii): Remove function.
10170 (undo_generate_reg_moves): Likewise.
10171 (undo_permute_partial_schedule): Likewise.
10172 (kernel_number_of_cycles): Likewise.
10173 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10174 (sms_schedule): Use it. Remove profitability checks.
10175 (sms_schedule_by_order): Fix order of nodes within the cycle.
10177 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10179 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10180 -profile option, add pie support.
10181 (ENDFILE_SPEC): New spec.
10182 * config/gnu.h (LIB_SPEC): Add -profile option.
10184 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10186 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10187 * config/gnu.h (LIB_SPEC): Likewise.
10189 2007-08-07 Yaz Saito <saito@google.com>
10190 Ian Lance Taylor <iant@google.com>
10192 * common.opt (finstrument-functions-exclude-function-list): New
10194 (finstrument-functions-exclude-file-list): New option.
10195 * opts.c (char_p): Define and DEF_VEC.
10196 (flag_instrument_functions_exclude_functions): New static
10198 (flag_instrument_functions_exclude_files): New static variable.
10199 (add_instrument_functions_exclude_list): New static function.
10200 (flag_instrument_functions_exclude_p): New function.
10201 (common_handle_option): Handle new options.
10202 * flags.h (flag_instrument_functions_exclude_p): Declare.
10203 * gimplify.c (gimplify_function_tree): Call
10204 flag_instrument_functions_exclude_p.
10205 * doc/invoke.texi (Option Summary): Mention new options.
10206 (Code Gen Options): Document new options.
10208 2007-08-07 Ian Lance Taylor <iant@google.com>
10210 PR rtl-optimization/32776
10211 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10212 (resolve_use): Likewise.
10213 (decompose_multiword_subregs): Remove "changed" local variable.
10215 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10217 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10218 * configure: Regenerate.
10219 * config.in: Regenerate.
10220 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10223 2007-08-07 Ian Lance Taylor <iant@google.com>
10225 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10226 note, just delete the insn.
10228 2007-08-07 Andreas Schwab <schwab@suse.de>
10231 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10234 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10236 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10237 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10238 (decompose_multiword_subregs): Use the functions above to decompose
10239 multiword shifts and zero-extends.
10241 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10243 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10244 "assemble" descriptions which were swapped.
10246 2007-08-06 Chao-ying Fu <fu@mips.com>
10248 * fixed-value.h: New file.
10249 * fixed-value.c: New file.
10250 * Makefile.in (OBJS-common): Add fixed-value.o.
10251 (fixed-value.o): New rule.
10252 (GTFILES): Add fixed-value.h.
10253 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10254 to compare a.low and b.low.
10255 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10257 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10258 Daniel Jacobowitz <dan@codesourcery.com>
10261 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10263 (x86_64-*-netbsd*): Likewise.
10264 (x86_64-*-linux*): Likewise.
10265 (x86_64-*-kfreebsd*-gnu): Likewise.
10266 (x86_64-*-knetbsd*-gnu): Likewise.
10267 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10269 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10271 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10272 Add -fno-asynchronous-unwind-tables.
10274 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10275 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10276 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10277 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10278 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10280 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10282 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10283 (TARGET_C_MODE_FOR_SUFFIX): New.
10285 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10287 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10289 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10291 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10293 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10295 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10296 before checking function returns in conditional expressions.
10298 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10301 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10303 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10305 PR middle-end/32988
10306 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10307 for INTEGRAL_TYPE_P.
10309 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10311 * configure.ac: Remove --enable-checking=df from default settings.
10312 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10313 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10314 if the parameter is true.
10315 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10316 DF_VERIFY_SCHEDULED flag is true.
10317 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10318 (df_finish_pass): Adjust prototype.
10319 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10322 * see.c (pass_see): Add TODO_df_verify.
10323 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10324 * global.c (rest_of_handle_global_alloc): Schedule verification
10326 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10328 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10329 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10330 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10332 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10333 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10334 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10336 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10337 Revital Eres <eres@il.ibm.com>
10339 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10341 * ddg.c (create_ddg_dependence): Rename to...
10342 (create_ddg_dep_from_intra_loop_link): This. Do not check
10343 for interloop edges. Do not create anti dependence edge when
10344 a true dependence edge exists in the opposite direction and
10345 -fmodulo-sched-allow-regmoves is set.
10346 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10347 (add_cross_iteration_register_deps): Create anti dependence edge
10348 when -fno-modulo-sched-allow-regmoves is set.
10349 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10351 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10353 * config/arm/arm.md (movsi): Add braces.
10355 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10357 PR middle-end/32780
10358 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10359 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10362 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10364 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10365 state accessor functions.
10366 * cfgloopmanip.c (remove_path, create_preheaders,
10367 force_single_succ_latches, fix_loop_structure): Ditto.
10368 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10369 tree_duplicate_loop_to_header_edge): Ditto.
10370 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10371 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10373 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10374 cleanup_tree_cfg): Ditto.
10375 * tree-cfg.c (tree_merge_blocks): Ditto.
10376 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10377 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10378 loop_preheader_edge, single_exit): Ditto.
10379 (flow_loops_find): Do not clear loops->state.
10380 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10381 loops_state_clear): New functions.
10383 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10385 PR middle-end/32399
10386 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10387 when adding to the base and convert ELT to sizetype instead of type.
10389 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10391 PR middle-end/32304
10392 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10393 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10395 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10397 PR middle-end/32935
10398 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10399 correct type the negate expression.
10401 2007-08-03 Jan Hubicka <jh@suse.cz>
10403 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10406 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10408 * config/rs6000/rs6000.c (struct processor_cost): Change
10409 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10410 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10412 (rios1_costs, rios2_cost): Correct cache line size.
10413 (rs6000_override_options): Set l2-cache-size parameter.
10415 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10416 Diego Novillo <dnovillo@google.com>
10419 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10420 if the range includes 0.
10422 2007-08-03 Ben Elliston <bje@au.ibm.com>
10424 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10425 mode to unspec expressions to silence a warning from the generator
10428 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10430 * config/ia64/constraints.md ("U"): Make constraint vector only.
10432 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10434 PR middle-end/25446
10435 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10436 always_inline attribute on the function decl.
10438 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10440 PR middle-end/25445
10441 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10442 if we are compiling with -fPIC.
10444 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10445 Nigel Stephens <nigel@mips.com>
10447 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10448 Define for MIPS32 and MIPS64.
10450 2007-08-02 Nick Clifton <nickc@redhat.com>
10452 * config/host-hpux.c: Change copyright header to refer to version
10453 3 of the GNU General Public License and to point readers at the
10454 COPYING3 file and the FSF's license web page.
10455 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10456 config/alpha/linux.h, config/alpha/alpha.opt,
10457 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10458 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10459 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10460 config/alpha/alpha.h, config/alpha/sync.md,
10461 config/alpha/openbsd.h, config/alpha/alpha.md,
10462 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10463 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10464 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10465 config/alpha/constraints.md, config/alpha/osf.h,
10466 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10467 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10468 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10469 config/frv/frv-asm.h, config/frv/frv-protos.h,
10470 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10471 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10472 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10473 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10474 config/s390/s390.opt, config/s390/s390-modes.def,
10475 config/s390/fixdfdi.h, config/s390/constraints.md,
10476 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10477 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10478 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10479 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10480 config/m32c/prologue.md, config/m32c/m32c.abi,
10481 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10482 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10483 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10484 config/m32c/jump.md, config/m32c/shift.md,
10485 config/m32c/m32c-protos.h, config/libgloss.h,
10486 config/spu/spu-protos.h, config/spu/predicates.md,
10487 config/spu/spu-builtins.h, config/spu/spu.c,
10488 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10489 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10490 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10491 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10492 config/sparc/hypersparc.md, config/sparc/predicates.md,
10493 config/sparc/linux.h, config/sparc/sp64-elf.h,
10494 config/sparc/supersparc.md, config/sparc/cypress.md,
10495 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10496 config/sparc/niagara.md, config/sparc/sparc.md,
10497 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10498 config/sparc/sparc.opt, config/sparc/sync.md,
10499 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10500 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10501 config/sparc/sparc.c, config/sparc/little-endian.opt,
10502 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10503 config/sparc/linux64.h, config/sparc/freebsd.h,
10504 config/sparc/sol2.h, config/sparc/rtemself.h,
10505 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10506 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10507 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10508 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10509 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10510 config/m32r/linux.h, config/m32r/constraints.md,
10511 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10512 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10513 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10514 config/i386/i386.md, config/i386/netware-crt0.c,
10515 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10516 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10517 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10518 config/i386/sol2.h, config/i386/constraints.md,
10519 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10520 config/i386/predicates.md, config/i386/geode.md,
10521 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10522 config/i386/freebsd64.h, config/i386/vxworksae.h,
10523 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10524 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10525 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10526 config/i386/netware.h, config/i386/i386-modes.def,
10527 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10528 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10529 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10530 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10531 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10532 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10533 config/i386/xm-mingw32.h, config/i386/linux64.h,
10534 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10535 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10536 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10537 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10538 config/i386/cygwin2.c, config/i386/i386-protos.h,
10539 config/i386/sync.md, config/i386/openbsd.h,
10540 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10541 config/i386/nto.h, config/i386/biarch64.h,
10542 config/i386/i386-coff.h, config/i386/freebsd.h,
10543 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10544 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10545 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10546 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10547 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10548 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10549 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10550 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10551 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10552 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10553 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10554 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10555 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10556 config/sh/superh64.h, config/sh/rtemself.h,
10557 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10558 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10559 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10560 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10561 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10562 config/avr/predicates.md, config/avr/constraints.md,
10563 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10564 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10565 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10566 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10567 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10568 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10569 config/c4x/predicates.md, config/c4x/c4x.h,
10570 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10571 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10572 config/xtensa/linux.h, config/xtensa/xtensa.h,
10573 config/xtensa/elf.h, config/xtensa/xtensa.md,
10574 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10575 config/xtensa/xtensa-protos.h, config/dbx.h,
10576 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10577 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10578 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10579 config/host-solaris.c, config/fr30/fr30.h,
10580 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10581 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10582 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10583 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10584 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10585 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10586 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10587 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10588 config/cris/predicates.md, config/cris/linux.h,
10589 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10590 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10591 config/cris/aout.opt, config/cris/cris-protos.h,
10592 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10593 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10594 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10595 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10596 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10597 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10598 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10599 config/chorus.h, config/mn10300/mn10300.c,
10600 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10601 config/mn10300/mn10300.h, config/mn10300/linux.h,
10602 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10603 config/mn10300/mn10300.md, config/ia64/predicates.md,
10604 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10605 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10606 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10607 config/ia64/freebsd.h, config/ia64/ia64.md,
10608 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10609 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10610 config/gofast.h, config/rtems.h, config/sol2-10.h,
10611 config/m68k/predicates.md, config/m68k/m68k.md,
10612 config/m68k/linux.h, config/m68k/m68k-modes.def,
10613 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10614 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10615 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10616 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10617 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10618 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10619 config/m68k/constraints.md, config/m68k/rtemself.h,
10620 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10621 config/m68k/uclinux.h, config/rs6000/power4.md,
10622 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10623 config/rs6000/linux.h, config/rs6000/eabi.h,
10624 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10625 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10626 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10627 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10628 config/rs6000/windiss.h, config/rs6000/603.md,
10629 config/rs6000/aix41.h, config/rs6000/cell.md,
10630 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10631 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10632 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10633 config/rs6000/default64.h, config/rs6000/7xx.md,
10634 config/rs6000/darwin.opt, config/rs6000/spe.md,
10635 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10636 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10637 config/rs6000/7450.md, config/rs6000/linux64.h,
10638 config/rs6000/constraints.md, config/rs6000/440.md,
10639 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10640 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10641 config/rs6000/rs6000.h, config/rs6000/power6.md,
10642 config/rs6000/predicates.md, config/rs6000/altivec.md,
10643 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10644 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10645 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10646 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10647 config/rs6000/linux64.opt, config/rs6000/sync.md,
10648 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10649 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10650 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10651 config/rs6000/eabispe.h, config/rs6000/e500.h,
10652 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10653 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10654 config/rs6000/aix.h, config/rs6000/vxworks.h,
10655 config/rs6000/40x.md, config/rs6000/aix51.h,
10656 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10657 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10658 config/arc/arc.h, config/mcore/mcore-elf.h,
10659 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10660 config/mcore/mcore.md, config/mcore/mcore.c,
10661 config/mcore/mcore.opt, config/mcore/mcore.h,
10662 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10663 config/score/predicates.md, config/score/score-version.h,
10664 config/score/score-protos.h, config/score/misc.md,
10665 config/score/elf.h, config/score/score.c, config/score/mac.md,
10666 config/score/score7.md, config/score/score.h,
10667 config/score/score-conv.h, config/score/score-mdaux.c,
10668 config/score/score.md, config/score/score.opt,
10669 config/score/score-modes.def, config/score/score-mdaux.h,
10670 config/score/mul-div.S, config/arm/uclinux-elf.h,
10671 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10672 config/arm/symbian.h, config/arm/linux-elf.h,
10673 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10674 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10675 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10676 config/arm/strongarm-pe.h, config/arm/arm.h,
10677 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10678 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10679 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10680 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10681 config/arm/arm-cores.def, config/arm/arm-protos.h,
10682 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10683 config/arm/wince-pe.h, config/arm/neon.md,
10684 config/arm/constraints.md, config/arm/neon.ml,
10685 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10686 config/arm/arm.opt, config/arm/arm926ejs.md,
10687 config/arm/predicates.md, config/arm/iwmmxt.md,
10688 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10689 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10690 config/arm/neon-testgen.ml, config/arm/arm.md,
10691 config/arm/xscale-coff.h, config/arm/pe.c,
10692 config/arm/arm-generic.md, config/arm/pe.h,
10693 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10694 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10695 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10696 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10697 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10698 config/pa/predicates.md, config/pa/pa64-hpux.h,
10699 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10700 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10701 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10702 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10703 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10704 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10705 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10706 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10707 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10708 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10709 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10710 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10711 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10712 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10713 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10714 config/mips/linux64.h, config/mips/elforion.h,
10715 config/mips/constraints.md, config/mips/generic.md,
10716 config/mips/predicates.md, config/mips/4300.md,
10717 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10718 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10719 config/mips/5k.md, config/mips/vr4120-div.S,
10720 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10721 config/mips/mips-protos.h, config/mips/6000.md,
10722 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10723 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10724 config/mips/mips-modes.def, config/mips/vr.h,
10725 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10726 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10727 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10728 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10729 config/vax/openbsd1.h, config/vax/netbsd.h,
10730 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10731 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10732 config/h8300/rtems.h, config/h8300/predicates.md,
10733 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10734 config/h8300/h8300.md, config/h8300/h8300.opt,
10735 config/h8300/coff.h, config/h8300/h8300-protos.h,
10736 config/v850/v850.md, config/v850/predicates.md,
10737 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10738 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10739 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10740 config/mmix/mmix.h, config/mmix/predicates.md,
10741 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10742 config/mmix/mmix.c, config/mmix/mmix.opt,
10743 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10744 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10745 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10746 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10749 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10751 * emit-rtl.c (reset_used_decls): Rename to...
10752 (set_used_decls): ...this. Set the used flag rather than clearing it.
10753 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10754 DECL_RTLs rather than resetting them.
10756 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10758 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10760 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10762 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10763 argument to find_reloads_address.
10765 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10767 PR tree-optimization/32919
10768 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10769 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10770 (coalesce_ssa_name): Call it.
10772 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10773 David Ung <davidu@mips.com>
10775 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10776 (__mips16_unorddf2, __mips16_floatunsidf): New.
10777 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10779 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10781 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10783 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10784 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10785 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10786 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10787 * omp-low.c (get_ws_args_for, determine_parallel_type,
10788 expand_omp_for_generic, expand_omp_for_static_nochunk,
10789 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10790 Work with more precise CFG.
10791 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10792 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10794 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10795 * gimple-low.c (lower_stmt): Ditto.
10796 * tree-inline.c (estimate_num_insns_1): Ditto.
10797 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10798 (OMP_SECTIONS_SWITCH): New.
10799 * tree-cfgcleanup.c (cleanup_omp_return): New.
10800 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10801 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10802 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10803 (tree_redirect_edge_and_branch): Handle omp constructs.
10805 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10806 with three arguments.
10808 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10810 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10811 in loop closed ssa.
10813 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10815 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10816 the loop structures may need fixing.
10817 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10819 (cleanup_tree_cfg_loop): Removed.
10820 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10821 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10822 instead of running cleanup_tree_cfg_loop.
10823 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10824 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10825 (tree_predictive_commoning): Declaration changed.
10826 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10828 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10830 * doc/invoke.texi (l1-cache-size): Update documentation.
10831 (l2-cache-size): Document.
10832 * params.h (L2_CACHE_SIZE): New macro.
10833 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10834 that L1_CACHE_SIZE is in kB now.
10835 (L2_CACHE_SIZE_BYTES): New macro.
10836 (tree_ssa_prefetch_arrays): Show size in kB.
10837 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10838 and l2_cache_size fields.
10839 * config/i386/driver-i386.c (describe_cache): Detect cache size
10841 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10842 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10843 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10844 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10845 (override_options): Set l1-cache-size and l2-cache-size to default
10846 values if not specified otherwise.
10847 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10848 (PARAM_L2_CACHE_SIZE): New.
10850 2007-08-01 Nigel Stephens <nigel@mips.com>
10851 David Ung <davidu@mips.com>
10852 Thiemo Seufer <ths@mips.com>
10853 Chris Dearman <chris@mips.com>
10854 Richard Sandiford <richard@codesourcery.com>
10856 * config.gcc (mips*-sde-elf*): New stanza.
10857 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10858 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10859 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10860 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10861 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10862 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10864 * config/mips/sde.h: New file.
10865 * config/mips/t-libgcc-mips16: Likewise.
10866 * config/mips/t-sde: Likewise.
10867 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10868 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10869 _MIPS_FPSET and _MIPS_SZINT.
10870 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10871 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10872 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10873 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10874 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10875 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10876 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10877 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10878 _MIPS_SZPTR and _MIPS_FPSET.
10879 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10880 architecture is specified.
10881 (MIPS_32BIT_OPTION_SPEC): New macro.
10883 2007-07-31 Dan Hipschman <dsh@google.com>
10885 * gcc.c (end_going_arg): New function.
10886 (do_spec_2): Use it.
10887 (do_spec_1): Use it.
10889 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10891 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10892 only if ENABLE_CHECKING is defined.
10894 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10896 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10897 df_ru_add_problem, df_ru_get_bb_info): Removed.
10898 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10899 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10900 df_ru_free_bb_info, df_ru_alloc,
10901 df_ru_bb_local_compute_process_def,
10902 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10903 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10904 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10905 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10906 df_ru_add_problem): Removed.
10908 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10911 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10912 (casesi32p, casesi64p): Likewise.
10913 (casesi): Adjust for above.
10915 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10917 * mode-switching.c (create_pre_exit): Don't search past calls.
10919 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10921 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10923 2007-07-31 Revital Eres <eres@il.ibm.com>
10925 * ddg.c (add_deps_for_def): Rename to...
10926 (add_cross_iteration_register_deps): This. Change implementation
10927 to use only reaching def and def-use chains to construct the
10928 inter loop dependencies.
10929 (add_deps_for_use): Remove function.
10930 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10931 function to build the inter loop dependencies.
10932 * modulo-sched.c (sms_schedule): Build only
10933 reaching def and def-use chains for the propose of the ddg
10936 2007-07-31 Julian Brown <julian@codesourcery.com>
10938 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10939 New define_insns. Use correct RTL.
10940 (vec_set<mode>): Write as expander.
10942 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10944 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10945 to an unallocated space.
10947 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10950 (split_constant_offset): Enable split_constant_offset to extract
10951 constants from other statements.
10952 * tree-vect-transform.c
10953 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10954 to a temp var. Force base_offset to be simple.
10956 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10958 * df-scan.c (df_scan_verify): Remove artificial limit on
10959 the number of blocks for verification.
10960 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10961 df_simulate_defs): Avoid unnecessary insn checking for defs.
10963 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10965 * config/m68k/lb1sf68.asm (FUNC): New macro.
10966 (__mulsi3): Use it.
10967 (__udivsi3): Likewise.
10968 (__divsi3): Likewise.
10969 (__umodsi3): Likewise.
10970 (__modsi3): Likewise.
10971 (__subdf3): Likewise.
10972 (__adddf3): Likewise.
10973 (__muldf3): Likewise.
10974 (__divdf3): Likewise.
10975 (__negdf2): Likewise.
10976 (__cmpdf2): Likewise.
10977 (__subsf3): Likewise.
10978 (__addsf3): Likewise.
10979 (__mulsf3): Likewise.
10980 (__divsf3): Likewise.
10981 (__negsf2): Likewise.
10982 (__cmpsf2): Likewise.
10983 (__eqdf2): Likewise.
10984 (__nedf2): Likewise.
10985 (__gtdf2): Likewise.
10986 (__gedf2): Likewise.
10987 (__ltdf2): Likewise.
10988 (__ledf2): Likewise.
10989 (__eqsf2): Likewise.
10990 (__nesf2): Likewise.
10991 (__gtsf2): Likewise.
10992 (__gesf2): Likewise.
10993 (__ltsf2): Likewise.
10994 (__lesf2): Likewise.
10996 2007-07-30 Ollie Wild <aaw@google.com>
10998 * c-ppoutput.c (print_lines_directives_only): New function.
10999 (scan_translation_unit_directives_only): New function.
11000 (preprocess_file): Add call to scan_translation_unit_directives_only.
11001 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11002 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11003 -fdirectives-only. Add errors for -fdirectives-only conflict with
11004 -Wunused-macros and -traditional.
11005 (finish_options): Add builtin macro initialization for
11006 -fdirectives-only + -fpreprocessed.
11007 * c.opt (fdirectives-only): New.
11008 * doc/cppopts.texi (fdirectives-only): New.
11010 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11012 * alias.c (record_set, memory_modified_1): Constify.
11013 * bt-load.c (note_btr_set): Likewise.
11014 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11015 * combine.c (set_nonzero_bits_and_sign_copies,
11016 expand_field_assignment, record_dead_and_set_regs_1,
11017 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11018 likely_spilled_retval_1): Likewise.
11019 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11020 frv_io_handle_set): Likewise.
11021 * config/mips/mips.c (mips_sim_record_set,
11022 vr4130_true_reg_dependence_p_1): Likewise.
11023 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11024 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11025 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11026 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11027 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11028 * ddg.c (mark_mem_store): Likewise.
11029 * df-problems.c (df_urec_mark_reg_change): Likewise.
11030 * function.c (update_epilogue_consts): Likewise.
11031 * gcse.c (record_set_info, record_last_set_info,
11032 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11033 reg_clear_last_set): Likewise.
11034 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11036 * jump.c (reversed_comparison_code_parts): Likewise.
11037 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11038 reg_is_set): Likewise.
11039 * loop-iv.c (mark_altered): Likewise.
11040 * mode-switching.c (reg_becomes_live): Likewise.
11041 * optabs.c (no_conflict_move_test): Likewise.
11042 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11044 * postreload.c (reload_combine_note_store, move2add_note_store):
11046 * regmove.c (flags_set_1): Likewise.
11047 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11049 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11051 * resource.c (update_live_status): Likewise.
11052 * rtl.h (set_of, note_stores): Likewise.
11053 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11054 note_stores, parms_set): Likewise.
11055 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11056 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11058 * var-tracking.c (count_stores, add_stores): Likewise.
11060 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11062 * alias.c (mems_in_disjoint_alias_sets_p,
11063 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11064 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11065 write_dependence_p, mems_in_disjoint_alias_sets_p,
11066 read_dependence, true_dependence, canon_true_dependence,
11067 anti_dependence, output_dependence): Constify.
11068 * combine.c (extended_count): Likewise.
11069 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11070 * cselib.c (get_value_hash, references_value_p,
11071 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11072 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11073 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11074 * function.c (contains, prologue_epilogue_contains,
11075 sibcall_epilogue_contains): Likewise.
11076 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11077 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11078 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11079 reg_or_subregno): Likewise.
11080 * recog.c (asm_noperands): Likewise.
11081 * reload1.c (function_invariant_p): Likewise.
11082 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11083 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11084 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11085 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11086 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11087 extended_count, prologue_epilogue_contains,
11088 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11089 canon_true_dependence, read_dependence, anti_dependence,
11090 output_dependence): Likewise.
11091 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11093 2007-07-30 Julian Brown <julian@codesourcery.com>
11095 * config/arm/neon.md (V_ext): New mode attribute.
11096 (neon_vget_lane<mode>): Replace with define_expand.
11097 (neon_vget_lane<mode>_sext_internal)
11098 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11099 and quad precision vectors.
11100 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11101 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11102 have typeless 32-bit result.
11104 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11107 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11109 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11110 use sizetype for rest.
11111 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11112 (aff_combination_convert): Don't convert rest for pointer types.
11114 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11116 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11118 * tree-ssa-alias.c: Add alloc-pool.h.
11119 (init_alias_info): Free alias_bitmap_obstack.
11120 (delete_alias_info): Call delete_mem_ref_stats.
11121 (get_mem_sym_stats_for): Use alloc_pool.
11122 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11123 (delete_mem_sym_stats): Removed.
11125 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11127 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11128 functions cannot be represented as classical distance vectors.
11130 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11132 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11133 * builtins.c (validate_arg, builtin_mathfn_code,
11134 validate_arglist): Likewise.
11135 * calls.c (call_expr_flags): Likewise.
11136 * combine.c (reg_nonzero_bits_for_combine,
11137 reg_num_sign_bit_copies_for_combine, get_last_value,
11138 reg_truncated_to_mode): Likewise.
11139 * emit-rtl.c (subreg_lowpart_p): Likewise.
11140 * expr.c (highest_pow2_factor_for_target,
11141 categorize_ctor_elements_1, categorize_ctor_elements,
11142 count_type_elements, contains_packed_reference,
11143 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11144 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11145 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11146 native_encode_int, native_encode_real, native_encode_complex,
11147 native_encode_vector, native_encode_expr, native_interpret_int,
11148 native_interpret_real, native_interpret_complex,
11149 native_interpret_vector, native_interpret_expr): Likewise.
11150 * function.c (use_register_for_decl): Likewise.
11151 * gimplify.c (get_name): Likewise.
11152 * langhooks-def.h (lhd_return_null_const_tree): New.
11153 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11154 * langhooks.c (lhd_return_null_const_tree): New.
11155 * langhooks.h (lang_get_callee_fndecl): Constify.
11156 * output.h (constructor_static_from_elts_p): Likewise.
11157 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11158 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11159 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11160 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11161 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11162 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11163 * rtlhooks-def.h (reg_nonzero_bits_general,
11164 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11166 * rtlhooks.c (reg_num_sign_bit_copies_general,
11167 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11169 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11170 * stor-layout.c (mode_for_size_tree): Likewise.
11171 * tree-ssa-loop-im.c (memref_eq): Likewise.
11172 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11173 * tree.c (contains_placeholder_p, type_list_equal,
11174 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11176 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11177 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11178 contains_placeholder_p, contains_packed_reference,
11179 get_callee_fndecl, operand_equal_for_phi_arg_p,
11180 warn_if_unused_value, is_body_block, native_encode_expr,
11181 native_interpret_expr, fold_convertible_p, operand_equal_p,
11182 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11183 validate_arglist, simple_cst_equal, type_list_equal,
11184 use_register_for_decl, call_expr_flags, get_name,
11185 highest_pow2_factor): Likewise.
11186 (const_call_expr_arg_iterator_d,
11187 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11188 first_const_call_expr_arg, more_const_call_expr_args_p,
11189 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11190 * varasm.c (constructor_static_from_elts_p): Constify.
11192 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11194 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11195 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11196 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11197 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11198 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11199 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11200 spelling conventions.
11201 * doc/invoke.texi: Follow spelling conventions.
11203 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11204 Revital Eres <eres@il.ibm.com>
11206 * modulo-sched.c (sms_schedule): Avoid loops which includes
11207 auto-increment instructions.
11209 2007-07-28 Richard Guenther <rguenther@suse.de>
11211 PR middle-end/32920
11212 * fold-const.c (fold_cond_expr_with_comparison): Convert
11213 operand zero of MIN/MAX_EXPR to correct type.
11215 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11217 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11218 flags_from_decl_or_type): Constify.
11219 * gcc.c (do_spec_1): Likewise.
11220 * print-tree.c (dump_addr, print_node_brief): Likewise.
11221 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11222 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11223 tree_purge_all_dead_eh_edges): Likewise.
11224 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11225 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11227 * tree.c (expr_location, expr_has_location, expr_locus,
11228 expr_filename, expr_lineno, get_inner_array_type,
11229 fields_compatible_p): Likewise.
11230 * tree.h (get_inner_array_type, fields_compatible_p,
11231 expr_location, expr_has_location, expr_locus, expr_filename,
11232 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11233 setjmp_call_p, alloca_call_p): Likewise.
11235 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11237 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11238 TV_FLOW_INSENSITIVE.
11240 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11242 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11243 (compute_flow_insensitive_aliasing): Ditto for
11244 TV_FLOW_INSENSITIVE.
11246 2007-07-27 Jan Hubicka <jh@suse.cz>
11248 * config/i386/i386.c (register_move_cost): Remove accidentally
11249 comitted #if 0 block.
11251 * attribs.c: Include hashtab.h
11252 (attribute_hash): New.
11253 (substring): New structure.
11254 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11256 (init_attributes): Initialize attribute hash.
11257 (decl_attributes): Use attribute hash.
11258 * Makefile.in (attribs.c): Depend on hashtab.h.
11260 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11262 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11264 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11266 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11267 __mips_dspr2 and __mips_dsp_rev macros.
11268 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11270 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11272 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11274 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11276 PR middle-end/32749
11278 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11279 and the updating of the live and do_not_gen sets.
11280 (df_note_bb_compute): Added updating of live and do_not_gen sets
11281 for regular defs so that the case of clobber inside conditional
11282 call is processed correctly.
11284 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11286 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11287 operands with compatible type.
11289 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11291 * expr.h (store_bit_field): Don't return a value.
11292 * expmed.c (check_predicate_volatile_ok): New function.
11293 (store_bit_field_1): New function, extracted from store_bit_field.
11294 Take a fallback_p argument and return true if the operation succeeded.
11295 Only use store_fixed_bit_field if fallback_p. Don't recompute
11296 mode_for_extraction; use op_mode instead. Try forcing memories
11297 into registers if the insv expander fails.
11298 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11299 Don't return a value.
11300 (convert_extracted_bit_field): New function, extracted from
11302 (extract_bit_field_1): Likewise. Take a fallback_p argument
11303 and return NULL if the operation succeeded. Only use
11304 extract_fixed_bit_field if fallback_p. Only calculate one
11305 extraction mode. Combine code for extv and extzv. Try forcing
11306 memories into registers if the ext(z)v expander fails.
11307 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11309 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11311 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11313 (df_ref): Likewise. Put regno with other integer fields.
11315 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11317 * df.h (df_mw_hardreg): Remove "loc" field.
11318 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11320 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11321 split out from df_set_unused_notes_for_mw. Return false for
11322 partial references. Assert that mw_reg is a REG when returning true.
11323 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11324 (df_whole_mw_reg_dead_p): New function, split out from
11325 df_set_dead_notes_for_mw. Return false for partial references.
11326 Assert that mw_reg is a REG when returning true.
11327 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11328 Remove redundant bitmap check.
11330 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11332 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11333 ($(T)crtend.o): Likwise.
11334 ($(T)crtbeginS.o): Likwise.
11335 ($(T)crtendS.o): Likwise.
11336 ($(T)crtfastmath.o): Likwise.
11338 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11340 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11341 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11342 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11343 and x_n_bbs_in_dom_tree fields.
11345 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11347 PR tree-optimization/32087
11348 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11349 Do not call scale_bbs_frequencies_int with prob of zero.
11351 2007-07-26 Julian Brown <julian@codesourcery.com>
11353 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11354 (neon_element_bits): Add prototypes.
11355 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11356 (neon_const_bounds, neon_element_bits): New functions.
11357 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11358 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11359 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11360 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11361 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11362 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11363 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11364 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11365 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11366 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11367 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11368 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11369 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11371 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11373 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11374 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11376 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11377 Julian Brown <julian@codesourcery.com>
11379 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11380 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11381 * config/arm/cortex-a8.md: New.
11382 * config/arm/cortex-a8-neon.md: New.
11383 * config/arm/neon-schedgen.ml: New.
11384 * config/arm/neon.md (vqh_mnem): New.
11386 (Is_float_mode): New.
11387 (Scalar_mul_8_16): New.
11389 (V_mode_nunits): New.
11390 (All instruction patterns): Annotate with neon_type attribute
11392 * config/arm/arm.md: Include cortex-a8.md.
11393 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11395 Annotate instruction patterns accordingly.
11396 (generic_sched): Do not use generic scheduling for Cortex-A8.
11397 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11399 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11401 * fold-const.c (fold_read_from_constant_string): Use
11402 build_int_cst_type.
11403 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11405 2007-07-26 Nick Clifton <nickc@redhat.com>
11407 * tree-ssa-operands.h: Change copyright header to refer to version
11408 3 of the GNU General Public License and to point readers at the
11409 COPYING3 file and the FSF's license web page.
11410 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11411 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11412 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11413 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11414 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11415 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11416 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11417 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11418 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11419 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11420 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11421 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11422 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11423 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11424 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11425 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11426 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11427 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11428 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11429 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11430 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11431 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11432 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11433 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11434 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11435 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11436 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11437 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11438 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11439 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11440 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11441 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11442 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11443 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11444 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11445 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11446 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11447 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11448 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11449 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11450 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11451 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11452 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11453 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11454 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11455 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11456 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11457 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11458 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11459 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11460 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11461 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11462 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11463 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11464 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11465 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11466 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11467 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11468 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11469 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11470 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11471 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11472 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11473 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11474 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11475 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11476 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11477 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11478 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11479 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11480 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11481 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11482 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11483 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11484 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11485 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11486 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11487 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11488 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11489 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11490 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11491 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11492 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11493 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11494 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11495 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11496 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11497 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11498 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11499 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11500 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11501 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11502 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11503 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11504 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11505 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11506 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11507 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11508 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11509 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11510 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11511 convert.c, convert.h, langhooks-def.h, reload1.c,
11512 tree-ssa-operands.c: Likewise.
11514 2007-07-26 Jan Hubicka <jh@suse.cz>
11516 * tree-ssa-live.c: Include debug.h and flags.h.
11517 (mark_scope_block_unused): New function.
11518 (remove_unused_scope_block_p): New function.
11519 (remove_unused_locals): Remove unused blocks too.
11521 2007-07-25 Ian Lance Taylor <iant@google.com>
11523 * combine.c (combine_max_regno): Remove. Remove all uses.
11524 (struct reg_stat_struct): Rename from struct reg_stat.
11525 (reg_stat_type): Define, and declare VECs.
11526 (reg_stat): Change from pointer to VEC. Change all uses.
11527 (combine_split_insns): New static function.
11528 (try_combine, find_split_point): Call it instead of split_insns.
11530 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11532 * cfghooks.c (split_block): Fix the information about loop latch.
11534 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11536 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11538 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11540 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11541 Scan the new edge for loop exit info.
11543 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11545 * config/darwin.c: Include debug.h.
11547 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11550 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11552 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11554 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11555 (HARD_REGNO_MODE_OK): Ditto.
11556 (MODES_TIEABLE_P): Ditto.
11557 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11558 (CLASS_MAX_NREGS): Ditto.
11559 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11560 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11561 (divdf3_internal_thr): Removed.
11562 * config/ia64/div.md: New file.
11563 * config/ia64/constraints.md: Add H constraint.
11565 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11567 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11568 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11569 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11570 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11571 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11572 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11573 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11574 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11575 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11576 dump_sbitmap_file, debug_sbitmap, popcount_table,
11577 sbitmap_popcount): Constify.
11578 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11579 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11580 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11581 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11582 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11583 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11584 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11585 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11586 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11587 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11588 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11590 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11592 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11593 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11594 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11595 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11596 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11597 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11598 bitmap_intersect_p, bitmap_intersect_compl_p,
11599 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11600 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11602 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11603 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11604 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11605 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11606 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11607 debug_bitmap, debug_bitmap_file, bitmap_print,
11608 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11609 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11611 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11613 * config/darwin.c (darwin_override_options): Additional fix for
11614 debug info formats that don't support var tracking.
11616 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11618 * cselib.c (entry_and_rtx_equal_p): Constify.
11619 * gengtype.c (output_mangled_typename, write_types, write_local):
11621 * gengtype.h (const_type_p): New.
11622 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11624 * tlink.c (scan_linker_output): De-constify.
11625 * tree-ssa-loop-im.c (memref_eq): Constify.
11626 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11627 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11629 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11631 * c-common.c (fname_as_string, c_type_hash): Constify.
11632 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11633 * cgraph.c (edge_hash, edge_eq): Likewise.
11634 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11635 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11636 reg_attrs_htab_eq): Likewise.
11637 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11639 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11640 const_decl_t, const_state_t, const_automata_list_el_t): New.
11641 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11642 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11643 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11644 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11645 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11646 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11647 compare_max_occ_cycle_nums, out_state_arcs_num,
11648 compare_transition_els_num, units_cmp, state_reservs_cmp):
11650 * genmodes.c (cmp_modes): Likewise.
11651 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11652 * gimplify.c (compare_case_labels): Likewise.
11653 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11654 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11655 * matrix-reorg.c (mtt_info_hash): Likewise.
11656 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11657 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11658 (htab_hash_bucket, htab_hash_elem): Constify.
11659 * tree-browser.c (TB_parent_eq): Likewise.
11660 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11661 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11662 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11663 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11665 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11666 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11667 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11668 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11669 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11671 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11672 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11673 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11674 * tree-ssa-threadupdate.c (redirection_data_hash,
11675 redirection_data_eq): Likewise.
11676 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11677 * tree-ssa.c (var_ann_eq): Likewise.
11678 * tree-vrp.c (compare_case_labels): Likewise.
11679 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11680 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11681 tree_not_check_failed, tree_class_check_failed,
11682 tree_range_check_failed, tree_not_class_check_failed,
11683 omp_clause_check_failed, omp_clause_range_check_failed,
11684 tree_contains_struct_check_failed, tree_operand_check_failed):
11686 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11687 tree_not_check_failed, tree_class_check_failed,
11688 tree_range_check_failed, tree_not_class_check_failed,
11689 tree_operand_check_failed, omp_clause_operand_check_failed,
11690 tree_operand_length): Likewise.
11691 * var-tracking.c (const_variable): New.
11692 (variable_htab_hash, variable_htab_eq): Constify.
11693 * varasm.c (const_desc_hash): Likewise.
11695 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11697 * expr.c (handled_component_p): Constify.
11698 * fold-const.c (fit_double_type): Likewise.
11699 * real.h (real_value_from_int_cst): Likewise.
11700 * tree-flow-inline.h (gimple_in_ssa_p,
11701 gimple_aliases_computed_p, gimple_addressable_vars,
11702 gimple_call_clobbered_vars, gimple_referenced_vars,
11703 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11704 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11705 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11706 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11707 is_label_stmt, is_global_var, phi_ssa_name_p,
11708 factoring_name_p, is_call_clobbered, tree_common_ann,
11709 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11710 unmodifiable_var_p, array_ref_contains_indirect_ref,
11711 ref_contains_array_ref, lookup_subvars_for_var,
11712 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11713 gimple_mem_ref_stats): Likewise.
11714 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11715 may_aliases, is_exec_stmt, is_label_stmt,
11716 ref_contains_array_ref, array_ref_contains_indirect_ref,
11717 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11718 unmodifiable_var_p): Likewise.
11719 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11720 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11721 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11722 cst_and_fits_in_hwi, real_value_from_int_cst,
11723 build_real_from_int_cst, integer_zerop, integer_onep,
11724 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11725 tree_floor_log2, real_zerop, real_onep, real_twop,
11726 real_minus_onep, really_constant_p, purpose_member, chain_member,
11727 list_length, fields_length, int_size_in_bytes, bit_position,
11728 int_bit_position, byte_position, int_byte_position, expr_align,
11729 array_type_nelts, tree_node_structure,
11730 type_contains_placeholder_1, iterative_hash_pointer,
11731 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11732 tree_map_base_eq, type_hash_list, type_hash_eq,
11733 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11734 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11735 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11736 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11737 int_fits_type_p, get_containing_scope, decl_function_context,
11738 decl_type_context, omp_clause_operand_check_failed,
11739 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11740 * tree.h (omp_clause_operand_check_failed, tree_size,
11741 build_real_from_int_cst, array_type_nelts, purpose_member,
11742 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11743 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11744 is_attribute_p, check_qualified_type, expr_align,
11745 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11746 int_byte_position, list_length, fields_length, initializer_zerop,
11747 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11748 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11749 tree_node_structure, handled_component_p, get_containing_scope,
11750 decl_function_context, decl_type_context, real_zerop,
11751 type_num_arguments, fit_double_type, really_constant_p,
11752 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11753 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11754 real_twop, real_minus_onep, int_cst_value): Likewise.
11756 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11758 * cfglayout.c (insn_scope, insn_line): Constify.
11759 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11760 const_double_htab_hash, const_double_htab_eq,
11761 mem_attrs_htab_hash): Likewise.
11762 * loop-iv.c (biv_eq): Likewise.
11763 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11764 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11765 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11767 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11768 error_for_asm, warning_for_asm, _fatal_insn,
11769 _fatal_insn_not_found): Likewise.
11770 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11771 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11772 rtl_check_failed_type2, rtl_check_failed_code1,
11773 rtl_check_failed_code2, rtl_check_failed_code_mode,
11774 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11775 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11776 rtl_check_failed_type2, rtl_check_failed_code1,
11777 rtl_check_failed_code2, rtl_check_failed_code_mode,
11778 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11779 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11780 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11781 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11782 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11783 rtx_unstable_p, get_integer_term, get_related_value,
11784 offset_within_block_p, reg_mentioned_p, count_occurrences,
11785 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11786 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11787 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11788 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11789 find_constant_src, find_reg_fusage, find_regno_fusage,
11790 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11791 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11792 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11793 computed_jump_p, auto_inc_p, in_expr_list_p,
11794 remove_node_from_expr_list, loc_mentioned_in_p,
11795 label_is_jump_target_p, reversed_comparison_code_parts,
11796 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11797 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11798 print_inline_rtx): Likewise.
11799 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11800 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11801 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11802 get_integer_term, get_related_value, offset_within_block_p,
11803 count_occurrences, reg_mentioned_p, no_labels_between_p,
11804 reg_used_between_p, reg_referenced_p, single_set_2,
11805 multiple_sets, set_noop_p, refers_to_regno_p,
11806 reg_overlap_mentioned_p, dead_or_set_p,
11807 covers_regno_no_parallel_p, covers_regno_p,
11808 dead_or_set_regno_p, find_reg_note, find_regno_note,
11809 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11810 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11811 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11812 side_effects_p, may_trap_p_1, may_trap_p,
11813 may_trap_after_code_motion_p, may_trap_or_fault_p,
11814 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11815 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11816 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11817 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11818 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11820 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11821 warning_for_asm): Likewise.
11822 * tree.h (print_rtl): Likewise.
11823 * varasm.c (get_pool_mode): Likewise.
11825 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11827 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11828 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11829 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11830 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11831 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11832 * ddg.c (compare_sccs): Likewise.
11833 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11834 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11835 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11836 decimal_do_fix_trunc, decimal_real_to_integer,
11837 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11838 * dse.c (const_group_info_t): New.
11839 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11840 * dwarf2out.c (const_dw_die_ref): New.
11841 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11842 * tree-browser.c (TB_parent_eq): Likewise.
11843 * unwind-dw2-fde.c (__register_frame_info_bases,
11844 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11845 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11847 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11848 * unwind-dw2.c (uw_frame_state_for): Likewise.
11849 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11850 * value-prof.h (const_histogram_value): New.
11852 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11854 * config/mips/mips.c (machine_function): Add
11855 initialized_mips16_gp_pseudo_p.
11856 (mips16_gp_pseudo_reg): Do not emit the initialization of
11857 mips16_gp_pseudo_rtx when being called from the gimple cost-
11858 calculation routines; emit it on the first use outside those
11861 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11863 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11866 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11867 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11868 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11869 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11870 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11871 Preserve const-ness of parameters through use of __typeof(),
11872 also constify and tidy.
11874 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11875 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11876 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11877 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11878 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11879 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11880 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11881 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11882 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11884 2007-07-25 Julian Brown <julian@codesourcery.com>
11885 Mark Shinwell <shinwell@codesourcery.com>
11887 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11888 (alpha_mangle_type): This.
11889 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11890 (TARGET_MANGLE_TYPE): Define this instead.
11891 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11892 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11893 (arm_init_neon_builtins): Fix comment.
11894 (arm_mangle_map_entry): New.
11895 (arm_mangle_map): New.
11896 (arm_mangle_type): New.
11897 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11898 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11899 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11900 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11901 (TARGET_MANGLE_TYPE): Define this instead.
11902 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11903 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11904 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11905 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11906 (TARGET_MANGLE_TYPE): Define this instead.
11907 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11909 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11910 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11911 (TARGET_MANGLE_TYPE): Define this instead.
11912 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11913 (s390_mangle_type): This.
11914 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11915 (TARGET_MANGLE_TYPE): Define this instead.
11916 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11917 (sparc_mangle_type): This.
11918 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11919 (TARGET_MANGLE_TYPE): Define this instead.
11920 * cp/mangle.c (write_type): Call mangle_type target hook on all
11921 types before mangling. Use original type, not main variant, as
11923 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11924 (TARGET_MANGLE_TYPE): This.
11925 * target.h (gcc_target): Rename mangle_fundamental_type to
11927 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11928 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11930 2007-07-25 Julian Brown <julian@codesourcery.com>
11931 Paul Brook <paul@codesourcery.com>
11932 Joseph Myers <joseph@codesourcery.com>
11933 Mark Shinwell <shinwell@codesourcery.com>
11935 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11936 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11937 (with_fpu): Allow --with-fpu=neon.
11938 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11939 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11940 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11941 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11942 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11943 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11944 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11945 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11946 (output_move_neon): Add prototypes.
11947 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11948 (all_fpus): Add FPUTYPE_NEON.
11949 (fp_model_for_fpu): Add NEON field.
11950 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11951 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11953 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11955 (thumb2_legitimate_address_p): Likewise.
11956 (neon_valid_immediate): Recognize and prepare constants suitable for
11958 (neon_immediate_valid_for_move): New function. Recognize and prepare
11959 immediates for NEON move instructions.
11960 (neon_immediate_valid_for_logic): New function. Recognize and
11961 prepare immediates for NEON logic instructions.
11962 (neon_output_logic_immediate): New function. Create asm string
11963 suitable for outputting immediate logic instructions.
11964 (neon_pairwise_reduce): New function. Implement reduction using
11965 pairwise operations.
11966 (neon_expand_vector_init): New function. Expand a (possibly
11967 non-constant) vector initialization.
11968 (neon_vector_mem_operand): New function. Memory operands supported
11969 for quad-word loads/stores to/from ARM or NEON registers. Don't
11970 allow base+offset addressing for core regs.
11971 (neon_struct_mem_operand): New function. Valid mems for NEON
11973 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11974 from neon_vector_mem_operand addresses without a secondary register.
11975 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11976 (add_minipool_backward_ref): Likewise.
11977 (dump_minipool): Likewise.
11978 (push_minipool_fix): Likewise.
11979 (output_move_quad): New function. Output quad-word moves, loads and
11980 stores using ARM registers.
11981 (output_move_vfp): Add support for vectors in VFP (NEON) D
11983 (output_move_neon): Output a NEON load/store to/from a quadword
11985 (arm_print_operand): Implement new codes:
11986 - 'c' for unadorned integers (without a # sign).
11987 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11989 - 'e', 'f' for the low and high D parts of a NEON Q register.
11990 - 'q' outputs a NEON Q register.
11991 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11992 - 'T' prints NEON opcode features from a coded bitmask.
11993 - 'F' is similar to T, but signed/unsigned codes both print as
11995 - 't' is similar to T, but 'u' is printed instead of 'p'.
11996 - 'O' prints 'r' if NEON instruction should perform rounding (as
11997 specified by bitmask), else prints nothing.
11998 - '#' is a punctuation character to stop operand numbers from
11999 running together with following digits in the assembler
12000 strings for instructions (when using mode attributes).
12001 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12002 constant vectors in big-endian mode, where necessary.
12003 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12004 Handle EI, OI, CI, XI modes.
12005 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12006 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12007 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12008 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12009 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12011 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12012 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12013 to turn v8qi, etc. into bits defined above.
12014 (neon_itype): New enumeration. Classifications of NEON builtins.
12015 (neon_builtin_datum): Define struct. Contains information about
12016 a single builtin (with multiple modes).
12017 (CF): Define helper macro for...
12018 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12020 (neon_builtin_data): New array. Define information about builtins
12021 for use during initialization/expansion.
12022 (arm_init_neon_builtins): New function.
12023 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12025 (neon_builtin_compare): New function.
12026 (locate_neon_builtin_icode): New function. Find an insn code for a
12027 builtin given a function code for that builtin. Also return type of
12028 builtin (NEON_BINOP, NEON_UNOP etc.).
12029 (builtin_arg): New enumeration. Types of arguments for builtins.
12030 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12031 Takes a variable argument list of builtin_arg types, terminated by
12033 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12034 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12035 (neon_emit_pair_result_insn): New function. Support returning pairs
12036 of vectors via a pointer.
12037 (neon_disambiguate_copy): New function. Set up operands for a
12038 multi-word copy such that registers do not get clobbered.
12039 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12040 ARM_BUILTIN_NEON_BASE.
12041 (arm_file_start): Set float-abi attribute for NEON.
12042 (arm_vector_mode_supported_p): Enable NEON vector modes.
12043 (arm_mangle_map_entry): New.
12044 (arm_mangle_map): New.
12045 (arm_mangle_vector_type): New.
12046 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12048 (TARGET_NEON): New macro. Target supports NEON.
12049 (fputype): Add FPUTYPE_NEON.
12050 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12051 for vectorization based on command-line arg.
12052 (NEON_REGNO_OK_FOR_NREGS): Define.
12053 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12054 (VALID_NEON_STRUCT_MODE): Define.
12055 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12056 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12057 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12058 (consttable_16): Add pattern for outputting 16-byte minipool
12060 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12062 (vec-common.md, neon.md): Include md files.
12063 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12064 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12065 (memory_constraint "Ut", "Un", "Us"): Define.
12066 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12067 (MMX_char): New mode attribute.
12068 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12069 (*add<mode>3_iwmmxt): New insn pattern.
12070 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12071 (*sub<mode>3_iwmmxt): New insn pattern.
12072 (mulv4hi3): Rename to...
12073 (*mulv4hi3_iwmmxt): This.
12074 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12075 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12076 (uminv4hi3, uminv2si3): Remove. Replace with...
12077 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12078 (*umin<mode>3_iwmmxt): These.
12079 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12080 (ashr<mode>3_iwmmxt): This new pattern.
12081 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12082 (lshr<mode>3_iwmmxt): This new pattern.
12083 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12084 (ashl<mode>3_iwmmxt): This new pattern.
12085 * config/arm/neon-docgen.ml: New file. Generate documentation for
12087 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12088 * config/arm/arm_neon.h: New (autogenerated).
12089 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12091 * config/arm/neon.md: New file. Define NEON instructions.
12092 * config/arm/neon.ml: New file. Abstract description of NEON
12093 instructions, used to generate arm_neon.h header, documentation and
12095 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12096 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12098 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12100 (ARM NEON Intrinsics): New subsection.
12101 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12103 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12105 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12108 2007-07-24 Jan Hubicka <jh@suse.cz>
12110 * regclass.c (move_table): New type.
12111 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12112 (init_move_cost): Break out from ...
12113 (init_reg_sets_1): ... here; simplify computation of
12114 have_regs-of_mode and contains_reg_of_mode.
12115 (record_reg_classes): Unswitch internal loops.
12116 (copy_cost): Trigger lazy initialization of move cost
12117 (record_address_regs): Likewise.
12119 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12121 * config/darwin.c (darwin_override_options): Don't force on
12122 flag_var_tracking_uninit when no debug info is requested.
12124 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12126 * cfgloop.c (init_loops_structure): New function.
12127 (flow_loops_find): Create root of the loop tree unconditionally.
12129 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12131 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12133 2007-07-24 Jan Hubicka <jh@suse.cz>
12135 * caller-save.c: Include ggc.h, gt-caller-save.h
12136 (reg_save_code, reg_restore_code): Rename to ...
12137 (cached_reg_save_code, cached_reg_restore_code): ... those.
12138 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12139 (reg_save_code, reg_restore_code): New functions.
12140 (init_caller_save): Do not intialize
12141 reg_save_code/reg_restore_code tables.
12142 * Makefile.in: (gt-caller-save.h): New.
12144 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12146 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12147 with the mode of the original operand instead of
12150 2007-07-23 Jan Hubicka <jH@suse.cz>
12152 * i386.c (ix86_secondary_memory_needed): Break out to...
12153 (inline_secondary_memory_needed): ... here.
12154 (ix86_memory_move_cost): Break out to ...
12155 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12156 maximum of input and output; fix handling of Q_REGS on 64bit.
12157 (ix86_secondary_memory_needed): Microoptimize.
12159 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12161 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12162 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12163 stmts_from_loop, known_dependences_p, build_rdg): New.
12164 * tree-data-ref.h: Depends on graphds.h.
12165 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12166 (build_rdg): Declared.
12167 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12169 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12171 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12174 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12175 Jakub Jelinek <jakub@redhat.com>
12177 PR middle-end/PR28690
12178 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12180 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12181 and MEM_POINTER operands over REG and MEM operands.
12182 (swap_commutative_operands_p): Change return value to bool.
12183 * rtl.h: Update the corresponding prototype.
12184 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12185 instead of gen_rtx_PLUS.
12186 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12187 value to bool. Change function arguments to rtx's and update code
12189 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12190 calls to match the new declaration.
12191 * simplify-rtx.c (simplify_associative_operation): Don't
12192 reorder simplify_binary_operation arguments.
12194 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12196 * config/mips/mips.c (override_options): Use mips_costs to derive
12197 the default branch cost.
12198 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12200 * config/mips/mips.opt (mbranch-cost=): New option.
12201 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12203 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12205 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12206 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12207 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12208 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12210 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12212 * config/mips/constraints.md (ks): New constraint.
12213 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12214 (*add<mode>3_mips16): ...here.
12216 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12218 * optabs.h (enum optab_index): Add new OTI_signbit.
12219 (signbit_optab): Define corresponding macro.
12220 (enum insn_code signbit_optab[]): Remove array.
12221 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12222 (expand_copysign_absneg): If back end provides signbit insn, use it
12223 instead of bit operations on floating point argument.
12224 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12225 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12226 for availability of signbit insn.
12228 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12229 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12230 SSE mode is not active.
12231 (isinf<mode>2): Disable for mfpmath=sse,387.
12233 2007-07-22 Ben Elliston <bje@au.ibm.com>
12235 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12237 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12239 2007-07-20 Richard Guenther <rguenther@suse.de>
12241 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12242 integral typed condition.
12243 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12244 booleanness. Only preserve conversions from a non-base
12245 type to a base type, not in general between types with
12246 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12247 * tree.def (COND_EXPR): Document that the condition
12248 can be of any integral type.
12250 2007-07-20 Nigel Stephens <nigel@mips.com>
12251 Richard Sandiford <richard@codesourcery.com>
12253 * config/mips/mips.h (mips_dwarf_regno): Declare.
12254 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12255 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12256 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12257 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12258 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12259 (REG_CLASS_NAMES): Update accordingly.
12260 * config/mips/mips.c (mips_dwarf_regno): New array.
12261 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12262 (mips_subword): Remove special handling for accumulator registers.
12263 (override_options): Initiailize mips_dwarf_regno. Remove use
12265 (mips_swap_registers): New function.
12266 (mips_conditional_register_usage): Swap accumulator registers
12267 around if TARGET_LITTLE_ENDIAN.
12268 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12269 * config/mips/constraints.md (h, l): Use the endianness to choose
12270 between MD0_REG and MD1_REG.
12271 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12272 alternative-dependent template.
12274 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12276 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12279 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12281 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12282 predecessor fallthru flags.
12284 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12286 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12287 of compare to the same type.
12288 * cfgloopmanip.c (add_loop): Update information about loop exits.
12289 (loop_version): Remove the innermost loop requirement.
12290 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12291 to sizetype for pointers.
12293 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12295 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12296 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12297 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12299 * config/dfp-bit.c: Empty for TFmode conversions.
12301 2007-07-18 Caroline Tice <ctice@apple.com>
12303 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12304 and handle them correctly; check that src is not NULL before
12306 (find_src_set_src): Likewise.
12308 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12310 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12311 (struct alignment_context, init_alignment_context): New.
12312 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12313 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12314 (XCHAL_HAVE_S32C1I): Likewise.
12315 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12316 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12317 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12318 (ATOMIC, HQI): New macros.
12319 (memory_barrier, *memory_barrier): New.
12320 (sync_lock_releasesi): New.
12321 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12322 (sync_lock_test_and_set<mode>): New.
12323 (sync_<atomic><mode>): New.
12324 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12325 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12326 (xtensa_expand_atomic): New.
12328 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12332 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12333 transformation for builtin ISNORMAL.
12334 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12335 * builtins.def (BUILT_IN_ISNORMAL): New.
12336 * doc/extend.texi: Document isnormal.
12338 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12342 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12343 optabs infrastructure. Provide generic implementation for
12345 (expand_builtin): Handle FINITE/ISFINITE.
12346 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12347 (fold_builtin_1): Likewise.
12349 * builtins.def (BUILT_IN_ISFINITE): New.
12351 * doc/extend.texi: Document isfinite.
12353 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12356 PR middle-end/20558
12358 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12359 generic fallback for isinf.
12360 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12361 calculation code ...
12362 * real.c (get_max_float): ... to here.
12363 * real.h (get_max_float): New.
12365 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12367 PR middle-end/32668
12369 * builtin-attrs.def (ATTR_TYPEGENERIC,
12370 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12372 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12373 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12374 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12375 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12377 * c-common.c (handle_type_generic_attribute): New.
12378 (c_common_attribute_table): Add "type generic".
12380 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12382 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12384 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12385 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
12388 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
12391 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12392 checking that the operand is an expression.
12394 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12395 Danny Smith <dannysmith@users.sourceforge.net>
12398 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12399 file mapping object in local namespace if Windows version later
12402 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12404 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12405 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12406 arm_cannot_force_const_mem.
12407 (arm_cannot_force_const_mem): New function.
12408 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12409 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12410 of arm_tls_referenced_p.
12411 * config/arm/arm.md (movsi): Split out-of-section constants when
12412 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12413 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12415 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12417 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12419 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12421 * config/mips/mips.md (*extendqihi2): Convert the destination
12424 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12426 * config/pa/fptr.c: Update license header.
12427 * config/pa/milli64.S: Likewise.
12429 2007-07-17 Nick Clifton <nickc@redhat.com>
12431 * COPYING_v3: New file. Contains version 3 of the GNU General
12433 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12434 Lesser General Public License.
12435 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12436 the GNU General Public License.
12438 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12440 PR rtl-optimization/32773
12441 * cfglayout.c (force_one_exit_fallthru): New function.
12442 (cfg_layout_finalize): Use it.
12444 2007-07-16 Richard Guenther <rguenther@suse.de>
12445 Uros Bizjak <ubizjak@gmail.com>
12447 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12448 before forcing it to gimple operand.
12450 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12451 David Ung <davidu@mips.com>
12453 * config/mips/mips.h (TUNE_24K): Define.
12454 (TUNE_MACC_CHAINS): Add TUNE_24K.
12455 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12457 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12458 (r74k_int_madd): .. this new reservation.
12459 (define_bypass): Fixed bypasses for r74k_int_madd to use
12460 mips_linked_madd_p.
12461 * config/mips/24k.md (define_bypass): Define new
12462 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12464 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12465 Nigel Stephens <nigel@mips.com>
12467 * config/mips/mips.md: Include 20kc.md.
12468 * config/mips/20kc.md: New file.
12469 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12470 (mips_adjust_cost): Tweak for 20Kc.
12471 (mips_issue_rate): Likewise.
12472 * config/mips/mips.h (TUNE_20KC): Define.
12474 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12476 * config/rs6000/rs6000.c (struct processor_cost): Add
12477 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12479 (*_cost): Add cache information.
12480 (rs6000_override_options): Set cache parameters.
12482 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12485 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12486 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12488 2007-07-16 Paul Brook <paul@codesourcery.com>
12491 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12492 (cirrus_thumb2_movsi_insn): Ditto.
12494 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12496 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12497 CR2_REGNO to R_CR2.
12499 2007-07-15 Andrew Haley <aph@redhat.com>
12501 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12502 before looking in the context.
12504 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12506 PR middle-end/32398
12507 PR middle-end/32769
12508 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12509 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12510 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12511 (pa_output_function_prologue): Use rp_saved and
12512 current_function_is_leaf to generate .CALLINFO statement.
12513 (hppa_expand_prologue): Set rp_saved.
12514 (hppa_expand_epilogue): Use rp_saved.
12515 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12516 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12518 2007-07-14 Dirk Mueller <dmueller@suse.de>
12520 * omega.c (coalesce): Fix memory leak on early exit.
12521 * matrix-reorg.c (check_allocation_function): Likewise.
12522 * tree-vect-transform.c (vect_get_new_vect_var): free result
12524 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12525 pass pointer to edge vector
12526 (partition_hot_cold_basic_blocks): Fix memory leak.
12527 * collect2.c (prefix_from_string): Free temporary storage.
12528 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12530 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12532 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12533 (DO_GLOBAL_DTORS_BODY): Likewise.
12535 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12536 Nigel Stephens <nigel@mips.com>
12538 * config/mips/mips.c (mips_classify_symbol): Don't return
12539 SYMBOL_SMALL_DATA for constant pool addresses if
12540 TARGET_EMBEDDED_DATA is true.
12542 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12544 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12545 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12546 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12547 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12548 __builtin_ia32_storehps, __builtin_ia32_storelps,
12549 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12550 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12551 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12552 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12553 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12554 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12555 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12556 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12557 using def_builtin_const.
12559 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12561 PR tree-optimization/32705
12562 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12563 (simplify_binary_expression): Use SSA_VAL consistently.
12565 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12567 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12568 (SPEFSCR_REGNO): Delete definition.
12569 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12570 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12571 * config/rs6000/rs6000.h: Do not define *_REGNO.
12572 LINK_REGISTER_REGNUM -> LR_REGNO.
12573 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12574 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12575 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12576 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12577 R_VRSAVE, R_VSCR. Use them.
12578 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12579 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12580 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12581 * config/rs6000/aix.h: Define R_LR. Use it.
12583 2007-07-13 Caroline Tice <ctice@apple.com>
12585 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12586 flag_var_tracking is explicitly turned off (i.e. when variable
12587 tracking is not feasible); otherwise, turn flag_var_tracking on when
12588 flag_var_tracking_uninit is on.
12589 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12590 note definitions, to allow recording of initialization status in the
12592 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12593 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12594 determine if two note locations are equal.
12595 (output_loc_list): Don't output list entries whose start & end labels
12597 (reg_loc_descriptor): Add parameter for initialization status; pass it
12598 to other loc descriptor functions.
12599 (one_reg_loc_descriptor): Add parameter for initialization status;
12600 check its value and add DW_OP_GNU_uninit to returned loc descr if
12602 (multiple_reg_loc_descriptor): Add parameter for initialization
12604 pass init status argument to other loc descriptor functions; check
12605 value of intialization parameter and add DW_OP_GNU_uninit to returned
12606 loc descr if appropriate.
12607 (based_loc_descr): Add parameter for initialization status; add new
12608 variable for return value; check value of initialization parameter and
12609 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12610 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12611 pass init status argument to other loc descriptor functions; check
12612 value of intialization parameter and add DW_OP_GNU_uninit to returned
12613 loc descr if appropriate.
12614 (mem_loc_descriptor): Likewise.
12615 (concat_loc_descriptor): Likewise.
12616 (concatn_loc_descriptor): Likewise.
12617 (loc_descriptor): Add parameter for initialization status; pass it as
12618 argument to other loc descriptor function calls.
12619 (loc_descriptor_from_tree_1): Add appropriate initialization status
12620 to loc descriptor function calls.
12621 (add_location_or_const_value_attribute): Get initialization status
12622 from VAR_LOCATION note; add initialization status to loc descriptor
12624 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12625 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12626 status is uninitialized, add "[uninint]" to output.
12627 * common.opt (fvar-tracking-uninit): New option, similar to
12628 fvar-tracking, to turn on tracking of uninitialized variables; creates
12629 a new global flag, flag_var_tracking_uninit.
12630 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12631 (enum var_init_status): New type, for var initialization status field.
12632 * var-tracking.c (struct location_chain_def): Two new fields, init,
12633 for initialization status, and set_src for the assignment value expr.
12634 (unshare_variable): New parameter for initialization status;
12635 initialize new init and set_src fields.
12636 (var_reg_set): New parameters for initialization status and value;
12637 pass them to set_variable_part.
12638 (var_mem_set): Likewise.
12639 (get_init_value): New function.
12640 (var_reg_delete_and_set): New initialization status & value
12641 parameters; add call to get_init_value if status is unknown; pass new
12642 parameters to clobber_variable_part and var_reg_set.
12643 (var_mem_delete_and_set): Likewise.
12644 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12645 (var_mem_delete): Likewise.
12646 (variable_union): Pass status to unshare_variable; initialize new init
12647 and set_src fields. If flag_var_tracking_uninit is not set, force
12648 status to initialized.
12649 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12650 used later to get the set_src value.
12651 (find_src_status): New function.
12652 (find_src_set_src): New function.
12653 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12654 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12655 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12656 and var_mem_delete_and_set.
12657 (dump_variable): Print out "[uninit]" if appropriate.
12658 (set_variable_part): Add new initialization and set_src parameters;
12659 pass status to unshare_variable; set node->init and node- >set_src
12660 fields and modify slot in hash table appropriately; save the init and
12661 set_src values if appropriate and assign to the new node.
12662 (clobber_variable_part): New set_src parameter; if two nodes have
12663 same variable and same location but different set_src (assignment)
12664 values, clobber old node.
12665 (delete_variable_part): Pass init status to unshare_variable.
12666 (emit_note_insn_var_location): Add initialized var; assign var's init
12667 status to new 'initialized'; pass new init status field to calls to
12668 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12669 status to initialized.
12670 (emit_notes_in_bb): Pass initialization status to calls to
12671 var_reg_set, var_mem_set, var_reg_delete_and_set and
12672 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12673 var_reg_delete_and_set and var_mem_delete_and_set; call
12674 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12675 make up for change in add_stores.
12676 (vt_add_function_parameters): Add status to calls to
12678 * config/darwin.c (darwin_override_options): Turn on uninitialized
12679 tracking automatically, if var_tracking is on and the system is
12682 2007-07-13 Sa Liu <saliu@de.ibm.com>
12684 * config.gcc: Add options for arch and tune on SPU.
12685 * config/spu/predicates.md: Add constant operands 0 and 1.
12686 * config/spu/spu-builtins.def: Add builtins for double precision
12687 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12688 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12690 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12692 * config/spu/spu-protos.h: Add new function prototypes.
12693 * config/spu/spu.c (spu_override_options): Check options -march and
12695 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12696 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12698 (spu_const_from_int): New. Create a vector constant from 4 ints.
12699 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12700 (spu_emit_vector_compare): New. Emit vector compare.
12701 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12702 * config/spu/spu.h: Add options -march and -mtune. Define processor
12703 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12704 CANONICALIZE_COMPARISON.
12705 * config/spu/spu.md: Add new insns for double precision compare
12706 and double precision vector compare. Add vcond and smax/smin patterns
12707 to enable DFmode vector conditional expression.
12708 * config/spu/spu.opt: Add options -march and -mtune.
12709 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12710 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12711 both CELL and CELLEDP targets: spu_testsv.
12712 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12715 2007-07-13 Richard Guenther <rguenther@suse.de>
12717 PR tree-optimization/32721
12718 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12719 TREE_THIS_VOLATILE on the folded reference.
12720 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12721 if the array reference has TREE_THIS_VOLATILE set.
12723 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12726 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12728 2007-07-13 Andreas Schwab <schwab@suse.de>
12730 * gengtype-lex.l: Allow declarations to be indented.
12732 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12734 * ginclude/tgmath.h: New.
12735 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12736 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12737 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12738 * configure: Regenerate.
12740 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12742 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12743 correct index when setting register save state for xd
12746 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12748 * config/sh/sh.c (mark_use): Remove.
12750 2007-07-12 Paul Brook <paul@codesourcery.com>
12752 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12753 reg does not overlap return value.
12755 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12757 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12758 (set_expression_vuses): Ditto.
12759 (init_pre): Initialize expression_vuses.
12761 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12763 * config/i386/sse.md (storentdf, storentsf): New.
12765 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12767 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12769 * tree.c (build_decl_stat): Move code from here...
12770 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12771 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12772 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12773 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12774 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12777 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12778 Devang Patel <dpatel@apple.com>
12780 PR tree-optimization/25413
12781 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12782 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12783 * tree.h (contains_packed_reference): New.
12784 * expr.c (contains_packed_reference): New.
12785 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12786 (vect_enhance_data_refs_alignment): Call
12787 vector_alignment_reachable_p.
12788 * target.h (vector_alignment_reachable): New builtin.
12789 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12790 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12791 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12793 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12795 * target.h (builtin_vectorization_cost): Add new target builtin.
12796 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12797 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12798 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12799 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12800 uninitialized variables.
12801 * tree-vect-transform.c (cost_for_stmt): New function.
12802 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12803 using cost 1 for all scalar stmts. Be less conservative when
12804 estimating the number of prologue/epulogue iterations. Call
12805 targetm.vectorize.builtin_vectorization_cost. Return
12806 min_profitable_iters-1.
12807 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12808 initialization cost instead of TARG_VEC_STMT_COST. Use
12809 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12810 epilogue code. Fix epilogue cost computation.
12811 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12812 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12813 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12814 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12815 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12816 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12818 2007-07-12 Richard Guenther <rguenther@suse.de>
12820 * gimplify.c (gimplify_conversion): Make sure that the result
12821 from maybe_fold_offset_to_reference is trivially convertible
12822 to the desired type before doing the simplification.
12823 (gimplify_expr): Likewise.
12824 * fold-const.c (fold_binary): Use the correct types for
12825 building the simplified expression.
12827 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12829 PR rtl-optimization/32729
12830 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12831 that fallthru to exit.
12833 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12835 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12836 (symDTPOFF2reg): Likewise.
12838 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12840 PR tree-optimization/32663
12842 * tree.h (VALUE_HANDLE_VUSES): Remove.
12843 (struct tree_value_handle): Remove vuses.
12845 * tree-vn.c (create_value_handle_for_expr): Don't set
12846 VALUE_HANDLE_VUSES.
12848 * tree-ssa-pre.c (expression_vuses): New.
12849 (alloc_expression_id): Set up expression_vuses.
12850 (get_expression_vuses): New.
12851 (set_expression_vuses): Ditto.
12852 (clear_expression_ids): Modify for expression_vuses.
12853 (phi_translate_1): Ditto.
12854 (phi_translate_set): Ditto.
12855 (value_dies_in_block_x): Ditto
12856 (valid_in_sets): Ditto.
12857 (add_to_sets): Ditto.
12858 (find_existing_value_expr): Ditto.
12859 (create_value_handle_for_expr): Ditto.
12860 (make_values_for_stmt): Ditto.
12861 (vuse_equiv): Remove.
12863 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12865 * Makefile.in (mostlyclean): Remove object files.
12867 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12869 * toplev.c (no_new_pseudos): Deleted.
12870 * rtl.h (no_new_pseudos): Deleted.
12871 * tree-pass.h (pass_no_new_pseudos): Deleted.
12872 * passes.c (pass_no_new_pseudos): Deleted.
12873 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12874 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12875 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12877 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12878 * rtlhooks.c (gen_lowpart_general): Ditto.
12879 * optabs.c (prepare_operand): Ditto.
12880 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12882 * modulo-sched.c (rest_of_handle_sms): Ditto.
12883 * see.c (rest_of_handle_see): Ditto.
12884 * ifcvt.c (if_convert): Ditto.
12885 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12887 * init-regs.c (gate_initialize_regs): Deleted set of
12889 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12890 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12891 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12893 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12896 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12897 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12898 (*vec_extractv2di_1_rex64): New insn pattern.
12900 2007-07-11 David Daney <ddaney@avtrex.com>
12902 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12903 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12904 for SIGNAL_UNWIND_RETURN_COLUMN.
12905 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12906 (DWARF_FRAME_REGNUM): Rewrite.
12907 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12909 2007-07-11 Nick Clifton <nickc@redhat.com>
12911 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12912 delta and use gen_int_mode in place of GET_INT instead.
12914 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12916 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12919 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12921 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12922 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12924 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12925 (USE_CANONICAL_TYPES): New.
12926 * doc/invoke.texi (verify-canonical-types): Remove.
12927 (use-canonical-types): Add.
12929 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12931 * config/spu/spu.c (spu_optimization_options): Remove setting of
12932 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12933 (spu_override_options): Move it here.
12935 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12937 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12938 * config/mips/mips.c (mips_cpu_info_table): Mention
12939 MIPS_ISA_LEVEL_SPEC in the comment.
12941 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12943 PR tree-optimization/32713
12944 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12946 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12948 PR middle-end/30482
12949 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12950 conditional to flag_isoc99.
12951 (c_common_init_options): Do it here, unconditionally.
12953 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12955 PR tree-optimization/32589
12956 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12957 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12958 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12959 predicate, extracted from...
12960 (set_rhs): ...here. Call it for the expression on entry.
12961 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12962 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12963 (simplify_binary_expression): Use valid_gimple_expression_p
12964 to validate the simplification.
12965 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12967 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12969 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12970 DWARF2_DEBUG on 32 bit target too.
12971 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12973 2007-07-11 Nick Clifton <nickc@redhat.com>
12975 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12976 version for 64-bit hosts.
12978 2007-07-10 David Daney <ddaney@avtrex.com>
12980 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12982 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12984 * config/mips/mips.c (mips_expand_synci_loop): New function.
12985 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12986 (UNSPEC_RDHWR): Same.
12987 (UNSPEC_SYNCI): Same.
12988 (UNSPEC_SYNC): Same.
12989 (clear_cache): New expand.
12993 (clear_hazard): Same.
12994 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12996 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12997 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12999 2007-07-10 Ian Lance Taylor <iant@google.com>
13001 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13004 2007-07-10 David Daney <ddaney@avtrex.com>
13006 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13007 * builtins.c (expand_builtin___clear_cache): New function.
13008 (expand_builtin): Call expand_builtin___clear_cache for
13009 BUILT_IN_CLEAR_CACHE case.
13010 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13011 * doc/md.texi (clear_cache): Document new instruction pattern.
13012 * testsuite/gcc.dg/builtins-64.c: New test.
13014 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13016 * config/cris/cris.md ("movsi"): Fix typo in last change.
13018 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13021 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13023 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13024 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13025 for FUNCTION_DECLs. Don't use align_functions_log if
13027 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13028 even for FUNCTION_DECLs.
13029 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13031 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13032 (DECL_FUNCTION_CODE): Update for new location and name of
13034 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13035 (struct tree_decl_common): Move 'align' and 'off_align' out
13036 of union, ensure they're still on a 32-bit boundary. Remove
13037 other fields in union 'u1'.
13038 (struct tree_function_decl): Add field 'function_code' replacing
13039 'u1.f' in tree_decl_common.
13040 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13041 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13042 (Variable Attributes): Cross-reference 'aligned' attribute
13043 to Function Attributes.
13044 * flags.h (force_align_functions_log): Delete.
13045 * toplev.c (force_align_functions_log): Delete.
13047 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13050 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13051 (*vec_concatv2di_rex): New insn pattern.
13053 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13056 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13058 2007-07-10 Ian Lance Taylor <iant@google.com>
13060 Replace no_new_pseudos in backends.
13061 * rtl.h (can_create_pseudo_p): Define.
13062 * config/darwin.c (machopic_indirect_data_reference): Use
13063 can_create_pseudo_p () instead of no_new_pseudos.
13064 (machopic_indirect_data_reference): Likewise.
13065 (machopic_legitimize_pic_address): Likewise.
13066 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13067 (alpha_emit_set_const_1): Likewise.
13068 (alpha_emit_set_const): Likewise.
13069 (alpha_emit_conditional_move): Likewise.
13070 (alpha_split_conditional_move): Likewise.
13071 * config/alpha/alpha.md (various splitters): Likewise.
13073 * config/arm/arm.c (legitimize_pic_address): Likewise.
13074 (arm_load_pic_register): Likewise.
13075 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13076 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13077 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13078 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13079 * config/cris/cris.md (movsi): Likewise.
13080 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13081 (symGOTOFF2reg_hilo): Likewise.
13082 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13083 * config/h8300/h8300.md (insv, extzv): Likewise.
13084 * config/i386/i386.c (ix86_expand_move): Likewise.
13085 (ix86_expand_vector_move): Likewise.
13086 (ix86_prepare_fp_compare_args): Likewise.
13087 (ix86_expand_carry_flag_compare): Likewise.
13088 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13089 (tls_dynamic_gnu2_combine_32): Likewise.
13090 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13091 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13092 (ia64_expand_movxf_movrf): Likewise.
13093 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13094 (m32c_split_move): Likewise.
13095 (m32c_expand_insv): Likewise.
13096 * config/m68k/m68k.md (movsi): Likewise.
13097 * config/mips/mips.c (mips_force_temporary): Likewise.
13098 (mips_split_symbol): Likewise.
13099 (mips_move_integer): Likewise.
13100 (mips_legitimize_const_move): Likewise.
13101 * config/mn10300/mn10300.md (movsi): Likewise.
13102 * config/pa/pa.c (emit_move_sequence): Likewise.
13103 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13104 (rs6000_got_register): Likewise.
13105 (create_TOC_reference): Likewise.
13106 (rs6000_machopic_legitimize_pic_address): Likewise.
13107 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13108 (various splitters): Likewise.
13109 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13110 (movsi_got): Likewise.
13111 * config/s390/s390.c (emit_symbolic_move): Likewise.
13112 * config/s390/s390.md (movhi, movqi): Likewise.
13113 (load_multiple, store_multiple): Likewise.
13114 * config/score/score.c (score_force_temporary): Likewise.
13115 * config/sh/sh.c (prepare_move_operands): Likewise.
13116 (prepare_cbranch_operands): Likewise.
13117 (emit_fpu_switch): Likewise.
13118 (fpscr_set_from_mem): Likewise.
13119 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13120 (adddi3, subsi3): Likewise.
13121 (various splitters): Likewise.
13122 (divsi_inv_fp_combine): Likewise.
13123 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13124 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13126 * config/sh/predicates.md (xor_operand): Likewise.
13127 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13128 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13129 (movdi_pic_label_ref): Likewise.
13130 * config/spu/spu.c (spu_split_immediate): Likewise.
13131 * config/alpha/alpha.md (various splitters): Remove test
13132 !no_new_pseudos || reload_completed.
13133 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13135 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13136 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13137 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13138 * config/score/score.c (th_output_mi_thunk): Likewise.
13139 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13140 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13142 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13144 PR rtl-optimization/32664
13145 * mode-switching.c (create_pre_exit): Skip barrier insns.
13147 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13149 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13150 force_gimple_operand_bsi.
13151 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13152 rewrite_use_compare): Ditto.
13153 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13155 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13156 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13157 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13158 * tree-profile.c (prepare_instrumented_value,
13159 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13160 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13161 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13162 tree_gen_ior_profiler): Ditto.
13163 * tree-ssa-reassoc.c (negate_value): Ditto.
13164 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13165 Use force_gimple_operand_bsi.
13166 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13167 * tree-if-conv.c (add_to_dst_predicate_list,
13168 find_phi_replacement_condition): Ditto.
13169 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13170 Call mark_symbols_for_renaming for new statements.
13171 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13173 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13175 * cfghooks.c (remove_edge): New function.
13176 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13178 * cfghooks.h (remove_edge): Declare.
13179 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13180 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13182 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13184 * optabs.h: Added declaration for signbit_optab.
13185 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13186 * genoptinit.c (optabs): Added entry for signbit insns.
13187 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13188 insn, if available.
13189 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13190 * config/s390/s390.md (signbit<mode>2): New expander.
13192 2007-07-09 Richard Guenther <rguenther@suse.de>
13194 PR middle-end/32698
13195 * fold-const.c (fold_plusminus_mult_expr): Move constant
13196 arguments second to allow decomposing.
13198 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13201 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13203 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13204 Disregard DECL_FROM_INLINE.
13206 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13209 * doc/invoke.texi: Add ftree-reassoc flag.
13210 * common.opt (ftree-reassoc): New flag.
13211 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13212 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13214 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13216 PR tree-optimization/32681
13217 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13218 saved in second_edge->aux when first_bb is a loop header.
13220 2007-07-09 Jan HUbicka <jh@suse.cz>
13222 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13224 2007-07-09 Richard Guenther <rguenther@suse.de>
13226 * c-decl.c (start_function): Do not promote return type.
13228 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13230 * function.c (do_warn_unused_parameter): Do not warn if
13231 TREE_NO_WARNING is set.
13233 2007-07-08 Andreas Schwab <schwab@suse.de>
13235 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13237 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13240 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13242 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13243 apply to assembly language, too.
13244 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13246 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13248 Revert (note the sccvn portions are *not* reverted)
13249 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13251 Fix PR tree-optimization/23488
13253 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13255 * tree-flow-inline.h (get_value_handle): Ditto.
13256 * tree-ssa-pre.c (decl_vh_map): New.
13257 (decl_node_pool): New.
13258 (can_value_number_operation): Support DECL_P.
13259 (can_PRE_operation): Ditto.
13260 (create_expression_by_pieces): Ditto.
13261 (find_existing_value_expr): Modify to differnetiate between
13262 addressing and top level.
13263 (create_value_handle_for_expr): Handle DECL's.
13264 (poolify_tree): Ditto.
13265 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13266 (make_values_for_stmt): Handle DECL's properly.
13267 (init_pre): Reorg to not init useless things during FRE.
13269 * tree-flow.h: Include pointer-set.h.
13270 (decl_vh_map): Declare.
13271 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13273 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13275 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13276 the constraint description.
13277 * doc/md.texi: Update documentation of AVR constraints.
13279 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13281 * auto-inc-dec.c, config/arm/arm.c,
13282 config/m32r/constraints.md, config/mips/mips.md,
13283 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13284 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13285 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13286 typos. Follow spelling conventions.
13287 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13289 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13290 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13292 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13293 realloc_vuse): Remove.
13294 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13297 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13299 Fix PR tree-optimization/23488
13301 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13302 (try_to_simplify): Ditto.
13303 (visit_use): Ditto.
13304 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13306 * tree-flow-inline.h (get_value_handle): Ditto.
13307 * tree-ssa-pre.c (decl_vh_map): New.
13308 (decl_node_pool): New.
13309 (can_value_number_operation): Support DECL_P.
13310 (can_PRE_operation): Ditto.
13311 (create_expression_by_pieces): Ditto.
13312 (find_existing_value_expr): Modify to differnetiate between
13313 addressing and top level.
13314 (create_value_handle_for_expr): Handle DECL's.
13315 (poolify_tree): Ditto.
13316 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13317 (make_values_for_stmt): Handle DECL's properly.
13318 (init_pre): Reorg to not init useless things during FRE.
13320 * tree-flow.h: Include pointer-set.h.
13321 (decl_vh_map): Declare.
13322 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13324 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13326 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13327 apply to assembly language, too.
13328 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13330 2007-07-06 Ian Lance Taylor <iant@google.com>
13331 Zack Weinberg <zackw@panix.com>
13333 PR middle-end/32441
13334 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13336 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13338 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13339 (prefetch): Likewise if "pref" would be used.
13341 2007-07-06 Josh Conner <jconner@apple.com>
13343 PR middle-end/32602
13344 PR middle-end/32603
13345 * calls.c (store_one_arg): Handle arguments which are partially
13346 on the stack when detecting argument overlap.
13348 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13350 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13351 chosen during find_reloads.
13353 2007-07-06 Richard Guenther <rguenther@suse.de>
13355 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13356 TYPE_ARG_TYPES for verification of argument types. Use
13357 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13358 parameters as variable arguments.
13360 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13362 * libgcc2.h (word_type): Type definition removed.
13363 (cmp_return_type, shift_count_type): Type definitions added.
13364 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13365 replaced with shift_count_type.
13366 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13368 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13369 changed from word_type to Wtype.
13370 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13371 replaced with shift_count_type.
13372 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13374 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13375 and libgcc_shift_count attribute added.
13376 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13377 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13378 (TARGET_INITIALIZER): New target hooks added.
13379 * targhooks.c (default_libgcc_cmp_return_mode,
13380 default_libgcc_shift_count_mode): Default implementations for the new
13381 target hooks added.
13382 * targhooks.h (default_libgcc_cmp_return_mode,
13383 default_libgcc_shift_count_mode): Function prototypes added.
13384 * target.h (struct gcc_target): Fields for the new target hooks added.
13385 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
13387 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
13390 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
13391 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13393 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13394 s390_libgcc_shift_count_mode): Functions added.
13395 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13396 Target hooks defined.
13398 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13400 * config/mips/mips.c (compute_frame_size): Restore the original
13401 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13402 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13403 Document why the difference is needed.
13405 2007-07-06 Richard Guenther <rguenther@suse.de>
13407 * c-common.c (boolean_increment): Use correctly typed
13410 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13412 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13413 the topmost argument register is not also included in the save mask.
13414 (mips16e_collect_argument_save_p): Take a pointer to the argument
13415 register, rather than a pointer to the number of arguments.
13416 (mips16e_collect_argument_saves): Only include argument saves
13417 that aren't in the register mask.
13419 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13421 PR rtl-optimization/32450
13422 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13423 to ensure that instructions are not moved into the prologue when
13424 profiling is on. Remove unused prologue_end variable.
13425 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13426 as a scheduling barrier.
13428 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13431 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13432 Disregard DECL_FROM_INLINE.
13434 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13436 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13437 IORing with a constant.
13439 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13441 PR rtl-optimization/32475
13442 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13443 for every definition of the stack pointer.
13445 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13447 * arm.c (vfp3_const_double_index): Copy signed results of
13448 REAL_VALUE_TO_INT into unsigned vars.
13450 2007-07-05 Richard Guenther <rguenther@suse.de>
13452 PR middle-end/32639
13453 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13455 * tree-ssa.c (useless_type_conversion_p): Check canonical
13458 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13460 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13461 zero_extendhisi2): Change to define_insn_and_split.
13462 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13464 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13466 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13467 pass_match_asm_constraints): New.
13468 * passes.c (init_optimization_passes): Add new pass.
13469 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13470 * function.h (struct function): Add has_asm_statement bit.
13471 (current_function_has_asm_statement): New.
13472 * tree-pass.h (pass_match_asm_constraints): New.
13474 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13476 * config/mips/mips.c (mips_file_start): Avoid declaration
13479 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13481 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13483 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13485 * rtl.def (NOTE): Change print format string to print
13486 operand 5 as a note insn name.
13488 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13489 David Ung <davidu@mips.com>
13491 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13492 * doc/invoke.texi: (MIPS Options): Document them.
13494 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13495 David Ung <davidu@mips.com>
13497 Add support for SmartMIPS ASE.
13499 * optabs.c (expand_binop_directly): New, broken out from...
13500 (expand_binop): Here. Make it try rotating in the other
13501 direction even when the second operand isn't constant.
13502 * config/mips/mips.md (*lwxs): New.
13503 * config/mips/mips.opt (msmartmips): New.
13504 * config/mips/mips.c (mips_lwxs_address_p): New.
13505 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13506 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13507 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13508 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13509 (ISA_HAS_LWXS): New.
13510 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13511 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13512 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13513 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13514 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13515 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13516 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13518 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13520 * tree-vectorizer.c (new_loop_vec_info): Initialize
13521 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13522 * tree-vectorizer.h (_loop_vec_info): Added new filed
13523 min_profitable_iters.
13524 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13525 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13526 * tree-vect-analyze.c (vect_analyze_operations): Set
13527 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13528 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13529 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13530 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13531 and prologue cost to after they are computed.
13532 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13533 TARG_VEC_STMT_COST.
13534 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13535 of creating vectors from scalars according to dt.
13536 (vect_model_store_cost): Likewise.
13537 (vectorizable_call): Use dt array instead of scalar dt. Call
13538 vect_model_simple_cost with additional argument dt.
13539 (vectorizable_assignment): Likewise.
13540 (vectorizable_operation): Likewise.
13541 (vectorizable_type_demotion): Likewise.
13542 (vectorizable_type_promotion): Likewise.
13543 (vectorizable_store): Use dt array instead of scalar dt. Call
13544 vect_model_store_cost with additional argument dt.
13545 (vect_do_peeling_for_loop_bound): Don't call
13546 vect_estimate_min_profitable_iters. Instead, lookup
13547 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13548 "may not be profitable".
13550 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13553 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13554 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13555 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13556 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13558 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13560 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13561 addressing modes cheaper.
13563 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13565 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13566 (dw_ranges_struct): Rename block_num to num. Adjust.
13567 (dw_ranges_by_label_struct): New.
13568 (ranges_by_label, ranges_by_label_allocated,
13569 ranges_by_label_in_use): New variables.
13570 (add_ranges_num): Factored most of the code out of...
13571 (add_ranges): ... this one. Rewrite in terms of the former.
13572 (add_ranges_by_labels): New.
13573 (output_ranges): Output by-label ranges.
13574 (dwarf2out_finish): Output range for multiple-section
13575 compile_unit. Output standard DW_AT_low_pc in addition to
13576 unexpected DW_AT_entry_pc.
13578 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13580 PR tree-optimization/32604
13581 PR tree-optimization/32606
13583 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13584 (compute_antic_safe): Removed.
13585 (ANTIC_SAFE_LOADS): Ditto.
13586 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13587 (execute_pre): Don't call compute_antic_safe.
13588 (vuse_equiv): New function.
13589 (make_values_for_stmt): Use it
13590 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13593 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13596 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13597 rather than a decl.
13598 (avr_attribute_table): Make "naked" attribute apply to function types
13599 rather than to decls.
13600 (avr_handle_fntype_attribute): New function.
13602 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13604 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13607 2007-07-04 David Ung <davidu@mips.com>
13608 Joseph Myers <joseph@codesourcery.com>
13610 * config/mips/mips.md (type): Add logical, signext and move.
13611 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13612 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13613 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13614 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13615 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13616 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13617 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13618 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13619 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13620 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13621 movv2sf_hardfloat_64bit): Use the new types.
13622 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13623 *movdf_softfloat, *movdf_mips16): Use "multi".
13624 (extendqihi2): Replace with a define_expand.
13625 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13626 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13627 * config/mips/74k.md (r74k_int_logical): New reservation and
13629 (r74k_int_arith): Remove "slt".
13630 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13631 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13632 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13633 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13634 reservations for "arith".
13636 2007-07-04 Richard Guenther <rguenther@suse.de>
13638 * tree-ssa.c (useless_type_conversion_p): Add handling for
13639 scalar float and vector types. Only call the types_compatible_p
13640 langhook for aggregate types as last resort. Follow the
13643 2007-07-04 Richard Guenther <rguenther@suse.de>
13645 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13646 the same as NOP_EXPR.
13648 2007-07-04 Nick Clifton <nickc@redhat.com>
13650 * target.h (struct gcc_target): Add target_help field.
13651 * target-def.h (TARGET_HELP): New.
13652 (TARGET_INITIALIZER): Use TARGET_HELP.
13653 * opts.c (command_handle_option): Invoke target_help function, if
13654 defined, when the user has specified --target-help on the command
13656 * doc/invoke.texi: Mention that --target-help might print
13657 additional information.
13658 * doc/tm.texi: Document TARGET_HELP hook.
13660 * arm.c (TARGET_HELP): Override default definition.
13661 (arm_target_help): New - display a wrapped list of cores and
13662 architectures supported.
13664 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13666 * config/v850/v850.c (expand_prologue): Make sure
13667 GEN_INT() argument is sign extended rather than zero extended.
13668 (expand_epilogue): Likewise.
13669 (output_move_double): Delete.
13670 * config/v850/v850-protos.h (output_move_double): Delete.
13671 * config/v850/v850.md (movdi): Delete.
13672 (*movdi_internal): Delete.
13674 (*movdf_internal): Delete.
13676 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13678 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13679 unless compiling RTP PIC.
13681 2007-07-04 Richard Guenther <rguenther@suse.de>
13683 PR tree-optimization/32482
13684 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13685 original ssa name if we didn't find a shift expression.
13686 Fix shift constant for bit zero test.
13688 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13690 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13692 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13694 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13695 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13696 * config/arm/vxworks.h (ASM_SPEC): Delete.
13697 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13699 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13701 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13702 (DDR_REVERSED_P): New.
13703 * tree-data-ref.c (initialize_data_dependence_relation,
13704 build_classic_dist_vector): Set DDR_REVERSED_P.
13706 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13708 PR middle-end/32457
13709 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13710 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13711 init_omega_for_ddr_1): Use non conservative number of iterations
13713 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13714 (analyze_siv_subscript): Remove FIXME and reinitialization of
13715 last_conflicts to chrec_dont_know.
13716 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13718 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13720 * tree.c (maybe_canonicalize_argtypes): Improve description.
13722 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13724 * tree.c (maybe_canonicalize_argtypes): New.
13725 (build_function_type): Set canonical type.
13726 (build_method_type_directly): Ditto.
13727 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13730 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13732 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13734 (rewrite_use_nonlinear_expr): Likewise.
13736 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13738 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13740 2007-07-04 Ben Elliston <bje@au.ibm.com>
13742 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13745 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13747 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13748 (Exception Handling): Likewise.
13750 2007-07-03 Jan Hubicka <jh@suse.cz>
13752 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13754 2007-07-03 Eric Christopher <echristo@apple.com>
13756 * doc/cppopts.texi: Add conflicting option note to -dM.
13757 * doc/invoke.texi: Add note about possible conflicts with
13758 -E for -dCHARS and note that -dM will not produce
13759 any results if there is no machine dependent reorg.
13761 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13763 * tree.h (DECL_ALIGN): Back out previous change.
13765 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13767 * configure.ac: Test for .dtprelword support on MIPS.
13768 * configure, config.in: Regenerate.
13769 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13770 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13772 2007-07-03 Julian Brown <julian@codesourcery.com>
13774 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13775 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13776 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13777 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13779 (all_fpus): Add FPUTYPE_VFP3.
13780 (fp_model_for_fpu): Add VFPv3 field.
13781 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13782 (vfp3_const_double_index): New function. Return integer index of
13783 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13785 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13786 and argument represents a valid RTX for a VFPv3 constant.
13787 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13789 (vfp_emit_fstmd): Similar, for fstmd.
13790 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13791 constants, represented as integer indices.
13792 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13793 VFP_REGNO_OK_FOR_DOUBLE macros.
13794 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13795 (arm_file_start): Set float-abi attribute for VFPv3, and output
13796 correct ".fpu" assembler directive.
13797 (arm_dbx_register_numbering): Add FIXME.
13798 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13799 (fputype): Add FPUTYPE_VFP3.
13800 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13801 (CALL_USED_REGISTERS): Likewise.
13802 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13803 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13804 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13805 (D7_VFP_REGNUM): New.
13806 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13807 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13808 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13809 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13810 (REG_ALLOC_ORDER): Adjust for VFPv3.
13811 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13812 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13813 VFP_LO_REGS, VFP_HI_REGS.
13814 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13815 (IS_VFP_CLASS): Define macro.
13816 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13818 (REGISTER_MOVE_COST): Likewise.
13819 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13820 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13821 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13822 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13823 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13824 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13825 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13826 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13827 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13828 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13829 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13830 where appropriate for single-word registers.
13831 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13832 As above. Fix type attributes.
13833 * config/arm/constraints.md (register_contraint "t"): Define.
13834 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13836 (register_constraint "x"): Define.
13837 (constraint "Dv"): Define.
13839 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13841 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13843 2007-07-03 Tom Tromey <tromey@redhat.com>
13845 * c-parser.c (objc_pq_context): Removed.
13846 (objc_need_raw_identifier): Likewise.
13847 (c_parser) <objc_pq_context>: New field.
13848 <objc_need_raw_identifier>: Likewise.
13849 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13850 (c_lex_one_token): Update.
13851 (c_parser_objc_protocol_definition): Update.
13852 (c_parser_objc_method_definition): Update.
13853 (c_parser_objc_methodproto): Update.
13854 (c_parser_declspecs): Update.
13856 2007-07-03 David Ung <davidu@mips.com>
13858 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13860 2007-07-03 David Ung <davidu@mips.com>
13861 Richard Sandiford <richard@codesourcery.com>
13863 * doc/invoke.texi: Document -march=74kf3_2.
13864 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13865 (TUNE_74K): Check for it.
13866 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13867 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13868 * config/mips/mips.md (cpu): Add 74kf3_2.
13869 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13870 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13871 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13872 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13873 74kf3_2 to the CPU list.
13874 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13875 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13876 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13877 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13878 (r74kf3_2_fxfer_from_c1): New insn reservations.
13880 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13881 David Ung <davidu@mips.com>
13883 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13884 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13885 and 74k[fx]. Document aliases for the new options.
13886 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13887 (PROCESSOR_24KF2_1): ...this.
13888 (PROCESSOR_24KX): Rename to...
13889 (PROCESSOR_24KF1_1): ...this.
13890 (PROCESSOR_74KF): Rename to...
13891 (PROCESSOR_74KF2_1): ...this.
13892 (PROCESSOR_74KX): Rename to...
13893 (PROCESSOR_74KF1_1): ...this.
13894 (TUNE_74K): Update PROCESSOR_* names.
13895 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13896 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13897 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13898 (mips_rtx_cost_data): Update processor names in comments.
13899 (mips_issue_rate): Update PROCESSOR_* names.
13900 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13901 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13902 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13903 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13904 Update cpu attribute names.
13905 (r24k_fpu_iss): Rename this reservation to...
13906 (r24kf2_1_fpu_iss): ...this and update all uses.
13907 (r24kx_fpu_iss): Rename this reservation to...
13908 (r24kf1_1_fpu_iss): ...this and update all uses.
13909 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13910 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13911 Update cpu attribute names.
13913 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13915 * config/m32r/constraints.md: New file.
13916 * config/m32r/m32r.c: Include tm-constrs.h.
13917 (small_data_operand): Use satisfies_constraint_* instead of macro.
13918 (addr24_operand, gen_compare): Likewise.
13919 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13920 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13921 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13922 EXTRA_CONSTRAINT): Likewise.
13923 * config/m32r/m32r.md: Include constraints.md.
13924 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13925 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13926 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13927 (two_insn_const_operand, int8_operand, uint16_operand,
13928 reg_or_int16_operand, reg_or_uint16_operand,
13929 reg_or_cmp_int16_operand, cmp_int16_operand,
13930 seth_add3_operand): Likewise.
13932 2007-07-03 Eric Christopher <echristo@gmail.com>
13934 * libgcc2.h: Conditionally declare __bswapsi2 and
13937 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13939 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13942 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13945 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13946 (__gthrw_pragma): Provide default definition.
13947 (__gthrw2): Use it.
13948 * gthr-posix.c (__gthrw_pragma): Define.
13950 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13952 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13953 before declaring inequality.
13955 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13957 * combine.c (recog_for_combine): Log the success or failure of
13958 matching new insn patterns against the machine description in
13961 2007-07-03 Revital Eres <eres@il.ibm.com>
13963 * ddg.c (print_sccs): New function.
13964 (check_sccs): New function.
13965 (create_ddg_all_sccs): Use it.
13966 * ddg.h (print_sccs): Declare.
13967 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13969 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13971 * targhooks.h (default_mode_for_suffix): New function declaration.
13972 * targhooks.c (default_mode_for_suffix): New default target hook.
13973 * target.h (struct c): New structure in the targetm struct.
13974 (mode_for_suffix): New target hook as part of struct c.
13975 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13976 default_mode_for_suffix.
13977 (TARGET_C): New define.
13978 * c-lex.c: Include "target.h".
13979 (interpret_float): Use targetm.c.mode_for_suffix to determine
13980 the mode for a given non-standard suffix.
13981 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13983 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13984 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13986 * doc/extend.texi (Floating Types): New node. Document __float80 and
13987 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13989 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13992 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13993 predicate instead of target_operand.
13994 (divsi3_i1_media, divsi3_media_2): Likewise.
13996 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13998 * tree.h (alias_sets_might_conflict_p): Rename into
13999 alias_sets_must_conflict_p.
14000 * alias.c (alias_sets_might_conflict_p): Likewise.
14001 (alias_sets_conflict_p): Use it.
14002 (objects_must_conflict_p): Likewise.
14003 * c-common.c (strict_aliasing_warning): Adjust.
14005 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14007 * rtlhooks.c (gen_lowpart_if_possible): Check for
14008 invalid subreg before calling gen_lowpart_SUBREG.
14010 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14012 * config/darwin9.h: Add copyright notice.
14013 (LINK_COMMAND_SPEC): Add comment.
14014 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14015 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14016 DARWIN_LIBSYSTEM_HAS_UNWIND.
14018 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14021 * omp-low.c (check_combined_parallel): New function.
14022 (lower_omp_parallel): Call it via walk_stmts, set
14023 OMP_PARALLEL_COMBINED if appropriate.
14024 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14025 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14026 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14027 don't consider it as combined parallel.
14029 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14031 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14032 (gcc_tooldir): Likewise.
14033 * configure: Regenerate.
14034 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14035 old configure.ac gcc_tooldir setting.
14036 (prefix_to_exec_prefix): New variable.
14037 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14038 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14040 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14042 Fix PR tree-optimization/32583
14043 Fix PR tree-optimization/32584
14044 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14045 (phi_translate_set): Use phi_translate directly now.
14046 (make_values_for_stmt): Don't value number RHS if we already know
14049 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14050 Jim Wilson <wilson@specifix.com>
14053 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14056 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14057 Richard Sandiford <richard@codesourcery.com>
14058 Nigel Stephens <nigel@mips.com>
14060 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14061 (mips16e_output_save_restore): Declare.
14062 (mips16e_save_restore_pattern_p): Likewise.
14063 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14064 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14065 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14066 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14067 (BITSET_P): New global macro, extracted from...
14068 (mips_for_each_saved_reg): ...here.
14069 (mips16e_save_restore_info): New struct.
14070 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14071 (mips16e_save_restore_regs): New variable.
14072 (mips_split_plus, mips16e_find_first_register): New functions.
14073 (mips16e_mask_registers): New function.
14074 (compute_frame_size): Expand the commentary before the function.
14075 Enforce the MIPS16e save and restore register range restrictions.
14076 Pad the general register save area at the low end.
14077 (mips16e_save_restore_reg, mips16e_build_save_restore)
14078 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14079 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14080 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14082 (mips_expand_prologue, mips_expand_epilogue): Handle
14083 GENERATE_MIPS16E_SAVE_RESTORE.
14084 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14086 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14088 PR tree-optimization/31966
14089 PR tree-optimization/32533
14090 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14091 "basic_block" description as its third argument. Update function
14092 calls to get destination bb from "edge" argument. Save "cond" into
14093 aux field of the edge. Update prototype for changed arguments.
14094 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14096 (find_phi_replacement_condition): Operate on incoming edges, not
14097 on predecessor blocks. If there is a condition saved in the
14098 incoming edge aux field, AND it with incoming bb predicate.
14099 Return source bb of the first edge.
14100 (clean_predicate_lists): Clean aux field of outgoing node edges.
14101 (tree_if_conversion): Do not initialize cond variable. Move
14102 variable declaration into the loop.
14103 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14104 initializations of new_stmt, arg0 and arg1 variables.
14106 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14108 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14109 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14111 2007-07-02 Richard Guenther <rguenther@suse.de>
14113 * tree-ssa.c (useless_type_conversion_p): Document
14114 future intent as defining the middle-end type system.
14115 Re-structure to call langhook last, group by type class,
14116 mark questionable parts.
14118 2007-07-02 Richard Guenther <rguenther@suse.de>
14120 * tree-flow.h (types_compatible_p): Declare.
14121 * tree-ssa.c (types_compatible_p): New function.
14122 * ipa-type-escape.c (discover_unique_type): Use
14123 types_compatible_p instead of lang_hooks.types_compatible_p.
14124 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14125 * tree-vn.c (expressions_equal_p): Likewise.
14126 * tree.c (fields_compatible_p): Likewise.
14127 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14128 (cprop_operand): Use useless_type_conversion_p instead of
14129 lang_hooks.types_compatible_p.
14130 * tree-inline.c (setup_one_parameter): Likewise.
14131 (declare_return_variable): Likewise.
14132 * tree-nrv.c (tree_nrv): Likewise.
14133 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14134 (maybe_fold_offset_to_component_ref): Likewise.
14135 (maybe_fold_offset_to_reference): Likewise.
14136 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14137 (merge_alias_info): Likewise.
14138 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14139 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14140 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14141 * tree-tailcall.c (find_tail_calls): Likewise.
14142 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14143 * gimplify.c (canonicalize_addr_expr): Likewise.
14144 (fold_indirect_ref_rhs): Likewise.
14145 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14146 (cpt_same_type): Likewise.
14147 (check_pointer_types_r): Swap parameters to cpt_same_type
14149 * fold-const.c (fold_convert): Revert fix for PR15988.
14150 * tree-inline.c (setup_one_parameter): Instead fix it here by
14151 using fold_build1 instead of fold_convert and checking for
14152 error_mark_node. Convert only if the conversion is necessary.
14154 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14156 * configure.ac: Check for .gnu_attribute on Power.
14157 * configure: Regenerate.
14158 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14159 attribute for floating-point ABI.
14161 2007-07-02 Ira Rosen <irar@il.ibm.com>
14163 PR tree-optimization/32230
14164 PR tree-optimization/32477
14165 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14166 address is a constant.
14168 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14170 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14171 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14172 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14173 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14174 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14175 64-bit targets. Add support for *-elfoabi*.
14176 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14177 different settings if $(tm_defines) does not select the EABI.
14178 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14179 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14180 (MIPS_ARCH_OPTION_SPEC): Likewise.
14181 (MIPS_ISA_LEVEL_SPEC): Likewise.
14182 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14183 * config/mips/elfoabi.h: New file.
14185 2007-07-02 Richard Guenther <rguenther@suse.de>
14187 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14188 (useless_type_conversion_p): ... this.
14189 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14190 (useless_type_conversion_p): ... this.
14191 * builtins.c (fold_builtin_memory_op): Rename
14192 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14193 * tree-cfg.c (verify_expr): Likewise.
14194 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14195 * tree-ssa-ccp.c (ccp_fold): Likewise.
14196 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14197 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14198 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14199 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14200 * tree-ssa-pre.c (eliminate): Likewise.
14201 * tree-ssa.c (delete_tree_ssa): Likewise.
14202 (tree_ssa_useless_type_conversion): Likewise.
14203 * tree.c (build2_stat): Likewise.
14205 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14207 Fix PR tree-optimization/32571
14208 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14211 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14213 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14214 and other expected operations explicitly, change default to
14217 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14219 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14221 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14222 (tls_load_dot_plus_eight): Move the label number into the unspec.
14223 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14225 2007-07-01 Andreas Schwab <schwab@suse.de>
14227 * dwarf2out.c (initial_return_save): Define only if used.
14229 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14231 Unreverting Richard's Revert of:
14233 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14235 * dce.c (deletable_insn_p_1): New function, split out from...
14236 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14237 specially, not those inside PARALLELs. Remove BODY argument
14238 and adjust recursive call accordingly.
14239 (prescan_insns_for_dce): Update call to delete_insn_p.
14241 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14242 Revital Eres <eres@il.ibm.com>
14244 * ddg.c (create_ddg_all_sccs): Fix missed
14245 initialization of scc_nodes.
14247 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14249 PR middle-end/32559
14250 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14251 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14253 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14255 * configure.ac: Check for .gnu_attribute on MIPS.
14256 * configure, config.in: Regenerate.
14257 * config/mips/mips.c (mips_file_start): If supported, output
14258 attribute for floating-point ABI.
14260 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14263 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14264 (ffs_cmove): New expander to expand using ctz pattern.
14265 (*ffs_cmove): Remove pattern.
14266 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14267 (ffsdi2): Expand using ctz pattern.
14268 (*ffs_rex64): Remove pattern.
14270 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14272 PR rtl-optimization/32296
14273 * pa.md (return): Delete pattern.
14274 (return_internal): Remove "(const_int 1)" from pattern.
14275 (epilogue): Use return_internal pattern for trivial returns.
14276 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14277 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14279 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14281 * tree-ssa-pre.c (is_exception_related): New function
14282 (can_value_number_operation): Use it.
14284 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14286 Fix PR tree-optimization/32540
14287 Fix PR tree-optimization/31651
14289 * tree-ssa-sccvn.c: New file.
14291 * tree-ssa-sccvn.h: Ditto.
14293 * tree-vn.c: Include tree-ssa-sccvn.h
14294 (val_expr_paid_d): Removed.
14295 (value_table): Ditto.
14296 (vn_compute): Ditto.
14297 (val_expr_pair_hash): Ditto.
14298 (val_expr_pair_expr_eq): Ditto.
14299 (copy_vuses_from_stmt): Ditto.
14300 (vn_delete): Ditto.
14302 (shared_vuses_from_stmt): Ditto.
14303 (print_creation_to_file): Moved up.
14304 (sort_vuses): Ditto.
14305 (sort_vuses_heap): Ditto.
14306 (set_value_handle): Make non-static.
14307 (make_value_handle): Ditto.
14308 (vn_add): Rewritten to use sccvn lookups.
14309 (vn_add_with_vuses): Ditto.
14310 (vn_lookup): Ditto (and second argument removed).
14311 (vn_lookup_with_vuses): Ditto.
14312 (vn_lookup_or_add): Ditto (and second argument removed);
14313 (vn_lookup_or_add_with_vuses): Ditto.
14314 (vn_lookup_with_stmt): New.
14315 (vn_lookup_or_add_with_stmt): Ditto.
14316 (create_value_handle_for_expr): Ditto.
14318 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14319 (seen_during_translate): New function.
14320 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14321 (phi_trans_add): Ditto.
14322 (constant_expr_p): FIELD_DECL is always constant.
14323 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14324 Use constant_expr_p.
14325 Avoid infinite recursion on mutually valued expressions.
14326 Change callers of vn_lookup_or_add.
14327 (phi_translate): New function.
14328 (compute_antic_safe): Allow phi nodes.
14329 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14330 (find_or_generate_expression): Rewrite slightly.
14331 (create_expression_by_pieces): Updated for vn_lookup_or_add
14333 Update VN_INFO for new names.
14334 (insert_into_preds_of_block): Update for new names.
14335 (add_to_exp_gen): New function.
14336 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14337 (find_existing_value_expr): Rewrite to changed vn_lookup.
14338 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14339 (try_look_through_load): Removed.
14340 (try_combine_conversion): Ditto.
14341 (get_sccvn_value): New function.
14342 (make_values_for_phi): Ditto.
14343 (make_values_for_stmt): Ditto.
14344 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14346 (init_pre): Update for SCCVN changes.
14348 (execute_pre): Ditto.
14350 * tree-flow.h (make_value_handle): Declare.
14351 (set_value_handle): Ditto.
14352 (sort_vuses_heap): Ditto.
14353 (vn_lookup_or_add_with_stmt): Ditto.
14354 (vn_lookup_with_stmt): Ditto.
14355 (vn_compute): Remove.
14357 (vn_delete): Ditto.
14358 (vn_lookup): Update arguments.
14360 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14361 (tree-vn.o): Ditto.
14362 (tree-ssa-sccvn.o): New.
14363 (OBJS-common): Add tree-ssa-sccvn.o
14365 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14368 * c-typeck.c (build_external_ref): Don't mark as used if called
14370 * calls.c (rtx_for_function_call): Likewise.
14372 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14376 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14378 * dce.c (deletable_insn_p_1): New function, split out from...
14379 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14380 specially, not those inside PARALLELs. Remove BODY argument
14381 and adjust recursive call accordingly.
14382 (prescan_insns_for_dce): Update call to delete_insn_p.
14384 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
14386 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
14387 (try_combine): Move potential calls to undo_all() so they happen
14388 before we commit to using the combined insns.
14390 2006-06-30 Jan Hubicka <jh@suse.cz>
14392 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14395 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14397 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14398 (cgraph_remove_unreachable_nodes): Likewise.
14399 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14400 * ipa-inline.c (update_caller_keys): Cast according to the coding
14402 (cgraph_decide_recursive_inlining): Likewise.
14403 (cgraph_decide_inlining_of_small_function): Likewise.
14404 (try_inline): Likewise.
14405 (cgraph_decide_inlining_incrementally): Likewise.
14406 * ipa-pure-const.c (get_function_state): Likewise.
14407 (scan_function): Likewise.
14408 (analyze_function): Likewise.
14409 (static_execute): Likewise.
14410 * ipa-reference.c (scan_for_static_refs): Likewise.
14411 (merge_callee_local_info): Likewise.
14412 (analyze_function): Use type safe memory macros.
14413 (static_execute): Likewise. Cast according to the coding conventions.
14414 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14416 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14418 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14419 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14422 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14424 PR middle-end/30024
14425 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14426 for complex modes (both int and real).
14428 2007-06-29 Jan Hubicka <jh@suse.cz>
14430 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14432 2007-06-29 Jan Hubicka <jh@suse.cz>
14434 PR middle-end/32372
14435 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14438 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14441 * config/avr/avr.c: Include dataflow header file.
14442 (expand_prologue): Adjust for prologue insn change.
14443 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14446 2007-06-29 Richard Guenther <rguenther@suse.de>
14448 PR middle-end/32493
14449 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14450 during type verification.
14452 2007-06-29 Jan Hubicka <jh@suse.cz>
14454 * recog.c (validate_change_rtx_1): Unshare TO argument.
14456 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14458 PR tree-optimization/24659
14459 * tree-vect-transform.c (vectorizable_call): Handle
14460 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14462 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14463 * config/i386/i386.c (enum ix86_builtins)
14464 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14465 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14467 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14468 const using def_builtin_const.
14469 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14470 input operands in the same modes as the result.
14471 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14473 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14475 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14476 (df_set_dead_notes_for_mw): Likewise.
14478 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14480 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14482 2007-06-28 DJ Delorie <dj@redhat.com>
14484 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14486 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14488 * doc/invoke.texi (C++ Dialect Options): Document
14489 fvisibility-ms-compat.
14490 * c.opt (fvisibility-ms-compat): New.
14492 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14495 * tree-affine.c (aff_combination_add_elt): Handle
14496 pointer addition specially.
14498 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14500 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14501 decl is non-external for AIX ABI.
14503 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14505 * config/rs6000/predicates.md (current_file_function_operand):
14506 Ensure the symbol is non-external for AIX ABI.
14508 2007-06-28 Nick Clifton <nickc@redhat.com>
14510 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14511 (fdce, fdse, fpredictive-commoning): Likewise.
14513 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14516 * gcc.c (process_command): Recognize the new -static-libgfortran
14519 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14522 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14523 Use a call clobbered hard reg instead of a pseudo reg.
14525 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14527 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14529 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14532 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14533 REG_LIBCALL and REG_RETVAL notes.
14534 (divsi3, mulsi3): Likewise.
14535 (mulhisi3): Likewise. Use emit_libcall_block.
14536 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14538 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14540 PR rtl-optimization/32481
14541 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14543 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14545 * dce.c (deletable_insn_p_1): New function, split out from...
14546 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14547 specially, not those inside PARALLELs. Remove BODY argument
14548 and adjust recursive call accordingly.
14549 (prescan_insns_for_dce): Update call to delete_insn_p.
14551 2007-06-27 Richard Guenther <rguenther@suse.de>
14553 PR middle-end/32492
14554 * tree.h (fold_convertible_p): Declare.
14555 * fold-const.c (fold_convertible_p): New function.
14556 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14557 instead of lang_hooks.types_compatible_p.
14559 2007-06-26 Jan Hubicka <jh@suse.cz>
14561 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14562 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14563 early use validate_unshare_change.
14564 (reload_combine): Likewise.
14565 * recog.c (change_t): New field unshare.
14566 (validate_change_1): Rename from validate_change; add argument unshare.
14567 (validate_change): Turn into wrapper of validate_change_1; update
14568 prototype for bools.
14569 (validate_unshare_change): New.
14570 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14571 calls of df_insn_rescan.
14572 * recog.h (validate_change): Replace ints by bools.
14573 (validate_unshare_change): Declare.
14575 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14577 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14579 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14581 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14583 2007-06-25 Jan Hubicka <jh@suse.cz>
14585 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14587 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14588 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14589 places other call site specific checks are performed.
14591 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14594 * tree-vect-transform.c (vectorizable_operation): Convert
14595 POINTER_PLUS_EXPR over to PLUS_EXPR.
14597 2007-06-25 Chao-ying Fu <fu@mips.com>
14599 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14600 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14601 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14602 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14604 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14605 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14606 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14607 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14608 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14609 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14610 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14611 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14612 ALL_FIXED_POINT_MODE_P): New define.
14613 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14615 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14617 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14618 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14619 MODE_VECTOR_UACCUM): New mode classes.
14621 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14622 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14623 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14626 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14627 (blank_mode): Initialize ibit and fbit.
14628 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14629 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14631 (new_adjust): Change required_class to required_class_from and
14632 required_class_to for testing within a range.
14633 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14634 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14635 MODE_VECTOR_UACCUM.
14636 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14637 (make_fixed_point_mode): New.
14638 (_ADD_ADJUST): Change C to C1 and C2.
14639 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14640 use a range for machine classes.
14641 (ADJUST_IBIT, ADJUST_FBIT): New.
14642 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14644 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14645 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14646 Emit adjustment for ibit and fbit.
14647 (emit_mode_ibit, emit_mode_fbit): New.
14648 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14650 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14652 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14653 as the source of the set.
14655 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14657 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14658 FP_REGNO_P): Use IN_RANGE.
14659 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14660 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14661 (DATA_REG_P): Use DATA_REGNO_P.
14662 (FP_REG_P): Use FP_REGNO_P.
14663 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14664 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14665 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14667 2007-06-24 Jan Hubicka <jh@suse.cz>
14669 PR middle-end/30563
14670 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14672 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14674 PR middle-end/32461
14675 * fold-const.c (fold_binary): Strip nops of operand 0
14676 of BIT_NOT_EXPR before calling operand_equal_p.
14677 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14678 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14680 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14682 * doc/extend.texi: Document that dllimport and dllexport imply
14683 default visibility.
14684 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14685 imported or exported declaration, including type declarations.
14686 * c-common.c (handle_visibility_attribute): Check for conflicts
14687 with dllimport/dllexport.
14688 (c_determine_visibility): Handle dllimport/dllexport as an
14689 explicit visibility atttribute.
14691 2007-06-23 Richard Guenther <rguenther@suse.de>
14693 PR tree-optimization/16876
14694 PR middle-end/29478
14695 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14697 * tree-inline.c (initialize_inlined_parameters): Do not call
14698 lang_hooks.tree_inlining.convert_parm_for_inlining.
14699 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14700 reason for mismatched types.
14701 * gimplify.c (gimplify_call_expr): Verify the call expression
14702 arguments match the called function type signature. Otherwise
14703 mark the call expression to be not considered for inlining
14704 using CALL_CANNOT_INLINE_P flag.
14705 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14706 edges call expression.
14707 (cgraph_decide_inlining_of_small_function): Likewise.
14708 (cgraph_decide_inlining): Likewise.
14709 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14711 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14712 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14713 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14714 Remove declaration.
14715 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14716 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14718 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14719 convert_parm_for_inlining member.
14721 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14724 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14725 Remove optimization for GT.
14727 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14729 PR middle-end/32437
14730 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14732 (prescan_insns_for_dce): Add extra parameter.
14734 2007-06-23 Jan Hubicka <jh@suse.cz>
14736 PR middle-end/31541
14737 * gimplify.c (mark_addressable): New function.
14738 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14740 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14742 PR middle-end/32374
14743 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14745 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14748 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14749 moves between MMX/SSE registers to at least 8 units to prevent
14750 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14752 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14754 * config/i386/i386.c (override_options): Correct x86_sahf
14757 2007-06-21 David Daney <ddaney@avtrex.com>
14760 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14761 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14762 (exception_receiver): Renamed to ...
14763 (nonlocal_goto_receiver): ... this.
14765 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14767 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14768 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14769 partial register accesses.
14771 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14773 * fold-const.c (debug_fold_checksum): Move it under
14774 ENABLE_FOLD_CHECKING.
14776 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14778 PR middle-end/20623
14779 * tree.h (debug_fold_checksum): Declared.
14780 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14781 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14782 build_fold_addr_expr_with_type_1.
14783 (fold_addr_expr, debug_fold_checksum): New.
14784 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14785 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14786 Use fold_addr_expr.
14788 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14790 PR tree-optimization/19590
14791 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14792 of scev is a constant.
14794 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14796 * df-problems.c (df_note_bb_compute): Made computation of live
14797 info consistent with df_lr.
14799 2007-06-21 Richard Guenther <rguenther@suse.de>
14801 PR tree-optimization/32453
14802 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14803 for pointer anti-range.
14805 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14807 * config/i386/i386.c (processor_target_table): Increase maximum
14808 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14811 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14812 byte alignment if > 8 byte alignment is preferred.
14813 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14815 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14817 PR tree-optimization/31866
14818 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14819 if ASM_EXPR's input is not a SSA_NAME.
14821 PR middle-end/32362
14822 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14823 but decl is a global var, instead return decl.
14824 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14825 even for is_global_var decls, if they are private in some outer
14828 2007-06-21 Richard Guenther <rguenther@suse.de>
14830 PR tree-optimization/32451
14831 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14833 2007-06-21 Christian Bruel <christian.bruel@st.com>
14835 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14836 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14837 (push_regs): Changed saving order or banked registers.
14838 (sh_expand_epilogue): Likewise.
14839 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14840 (FIRST_BANKED_REG): Likewise.
14841 (LAST_BANKED_REG): Likewise.
14842 * config/sh/sh.md (banked) New attribute.
14843 (in_delay_slot): Check banked attribute.
14845 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14847 PR tree-optimization/32075
14848 * tree-data-ref.c (subscript_dependence_tester_1,
14849 analyze_miv_subscript, analyze_overlapping_iterations,
14850 add_distance_for_zero_overlaps, build_classic_dist_vector,
14851 subscript_dependence_tester_1, analyze_overlapping_iterations,
14852 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14853 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14854 to evolution_function_is_affine_multivariate_p.
14856 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14858 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14860 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14863 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14865 * config/m32c/prologue.md (epilogue_exitd_16): New.
14866 (epilogue_reit_16): New.
14867 (epilogue_exitd): Rename to epilogue_exitd_24.
14868 (epilogue_reit): Rename to epilogue_reit_24.
14870 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14871 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14873 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14875 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14876 if dbg_cnt (sched_insn) reaches the limit.
14877 (choose_ready): New parameter INSN_PTR and new return value.
14878 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14879 the new return value from choose_ready.
14880 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14881 (rest_of_handle_global_alloc): New global_alloc_at_func.
14883 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14885 PR tree-optimization/25737
14886 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14887 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14888 * tree-flow.h (struct fieldoff): Add new field alias_set.
14889 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14890 argument addressable_type. Set alias_set of fieldoff.
14891 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14892 (create_overlap_variables_for): Pass alias_set from fieldoff to
14894 * alias.c (get_alias_set): Use alias_set from SFT if set.
14896 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14898 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14899 of a variable as an unsigned HOST_WIDE_INT integer.
14901 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14903 PR rtl-optimization/32405
14904 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14906 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14908 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14910 PR middle-end/31959
14911 * builtins.c: Include diagnostic.h.
14912 (expand_builtin_expect): Make gcc_assert more permissive.
14913 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14915 PR inline-asm/32109
14916 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14919 PR middle-end/32285
14920 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14921 if ACCUMULATE_OUTGOING_ARGS.
14923 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14925 * config/m68hc11/m68hc11.c: Include dataflow header file.
14926 (m68hc11_reorg): Port to dataflow.
14928 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14930 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14931 (struct df_problem.free_blocks_on_set_blocks): New field.
14932 (struct dataflow.optional_p): New field.
14933 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14934 (df_live_set_all_dirty): New function.
14935 * df-scan.c (df_scan_alloc): Initialize optional_p.
14936 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14937 * df-core.c (df_set_blocks): Removed use of
14938 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14939 df_problem.free_blocks_on_set_blocks to determine which blocks are
14941 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14942 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14943 uses dataflow.optional_p to determine if problem should be
14945 (rest_of_handle_df_initialize): Only start live problem if
14947 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14948 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14949 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14950 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14951 problem_NOTE): Initialize free_blocks_on_set_blocks.
14952 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14954 (df_live_set_all_dirty, df_note_alloc): New function.
14955 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14957 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14958 * postreload.c (reload_combine): Ditto.
14959 * cse.c (cse_extended_basic_block): Ditto.
14960 * regmove.c (mark_flags_life_zones): Ditto.
14961 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14962 erase_matching_seqs): Ditto.
14963 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14964 * integrate (allocate_initial_values): Ditto.
14965 * combine.c (reg_dead_at_p): Ditto.
14966 * resource.c (mark_target_live_regs): Ditto.
14967 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14968 * config/sh/sh.c (find_r0_life_regions): Ditto.
14969 * global.c (rest_of_handle_global_alloc): Only add back df_live
14971 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14972 df_live for -O > 1.
14973 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14975 (if_convert): Make sure df_live is there at -O == 1.
14976 (pass_if_after_combine): Cleanup flags.
14977 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14978 is there at -O == 1.
14980 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14982 * config/arm/arm.c (arm_get_frame_offsets): Set
14983 offsets->locals_base to avoid negative stack size.
14984 (thumb1_expand_prologue): Assert on negative stack size.
14986 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14988 PR tree-optimization/32367
14989 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14990 of the chrec has no evolution in that loop.
14991 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14993 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14995 * config/xtensa/xtensa.c: Include "df.h".
14996 (xtensa_builtin_saveregs): Use adjust_address instead of
14998 (xtensa_va_start): Invoke make_tree with sizetype for
14999 expand_builtin_saveregs and then convert the result to a pointer.
15000 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15001 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15002 Subtract argument size from index value as integers and then use
15003 POINTER_PLUS_EXPR to add the result to the array address.
15005 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15008 * config/m32c/m32c.c: Include dataflow header file.
15009 (m32c_emit_prologue): Adjust for prologue insn change.
15010 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15011 once inside a PARALLEL. Assume frame size passed in operand 0
15012 includes space to save the fb register.
15013 (prologue_enter_24): Likewise.
15014 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15016 2007-06-19 David Daney <ddaney@avtrex.com
15019 * config/mips/mips.md (cprestore): Mark $gp as used.
15021 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15024 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15025 (frv_ifcvt_modify_insn): Likewise.
15027 2007-06-19 Richard Guenther <rguenther@suse.de>
15029 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15030 only handle positive offsets that fit in a HOST_WIDE_INT.
15032 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15034 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15035 result of rsqrt insn for zero input argument to avoid NaN.
15037 2007-06-19 Richard Guenther <rguenther@suse.de>
15039 PR middle-end/31950
15040 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15042 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15044 PR tree-optimization/32353
15045 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15047 2007-06-19 Nick Clifton <nickc@redhat.com>
15049 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15051 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15054 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15055 * config/i386/i386.c (assign_386_stack_local): Assert that
15056 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15057 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15058 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15059 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15061 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15063 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15065 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15067 PR rtl-optimization/32321
15068 * gcse.c (replace_store_insn): Update the note before
15069 calling emit_insn_after.
15071 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15073 PR middle-end/32355
15074 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15076 * df-problems.c (df_note_bb_compute): Fix dumping info.
15078 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15080 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15081 insn with emit_jump_insn.
15083 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15085 PR tree-optimization/32383
15086 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15087 * targhooks.h (default_builtin_reciprocal): Update prototype.
15088 * target.h (struct gcc_target): Update builtin_reciprocal.
15089 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15090 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15091 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15092 when fndecl is in BUILT_IN_MD class.
15093 (execute_convert_to_rsqrt): Ditto.
15095 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15096 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15097 Convert BUILT_IN_SQRTF code only when md_fn is false.
15099 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15101 * bt-load.c (move_btr_def): Fix the order of arguments
15102 to validate_replace_rtx.
15104 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15106 * config/m68k/m68k-devices.def: Add 54450..54455.
15108 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15110 PR rtl-optimization/32366
15111 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15112 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15115 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15117 PR middle-end/32349
15118 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15119 this is true, rescan insn being modified.
15120 (sms_schedule): Added rescan parameter.
15121 (rest_of_handle_sms): Moved freeing of dominance info to before
15122 getting out of cfg_layout.
15124 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15126 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15127 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15130 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15131 FL_CF_EMAC from the entry for isac.
15133 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15134 (const_sibcall_operand): New.
15135 (sibcall_operand): Use it.
15136 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15137 (m68k_isas): ISAC does not imply FPU or EMAC.
15138 (override_options): Add ISA_C logic for symbolic jump & call.
15140 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15142 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15143 return mode from the builtin itself.
15144 (sparc_fold_builtin): Fix cast of zero constant.
15146 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15148 * targhooks.c (default_builtin_reciprocal): New default target hook.
15149 * targhooks.h (default_builtin_reciprocal): Add prototype.
15150 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15151 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15152 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15153 default_builtin_reciprocal.
15155 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15157 PR middle-end/31723
15158 * hooks.c (hook_tree_tree_bool_null): New hook.
15159 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15160 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15161 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15162 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15163 and convert it to reciprocal a*rfunc(b).
15164 (execute_convert_to_rsqrt): New function.
15165 (gate_convert_to_rsqrt): New function.
15166 (pass_convert_to_rsqrt): New pass definition.
15167 * target.h (struct gcc_target): Add builtin_reciprocal.
15168 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15169 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15170 TARGET_BUILTIN_RECIPROCAL.
15171 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15173 * config/i386/i386.h (TARGET_RECIP): New define.
15174 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15175 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15176 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15177 and not optimizing for size.
15178 (*rcpsf2_sse): New insn pattern.
15179 (*rsqrtsf2_sse): Ditto.
15180 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15181 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15182 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15183 and not optimizing for size.
15184 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15185 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15186 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15187 and not optimizing for size.
15188 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15189 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15190 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15191 and not optimizing for size.
15192 (*sse_rsqrtv4sf2): Do not export.
15193 (sqrtv4sf2): Ditto.
15194 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15195 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15196 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15197 and not optimizing for size.
15198 (sqrtv4sf2): Ditto.
15199 * config/i386/i386.opt (mrecip): New option.
15200 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15201 (ix86_emit_swsqrtsf): Ditto.
15202 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15203 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15204 builtin definition.
15205 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15206 ix86_expand_unop1_builtin.
15207 (ix86_emit_swdivsf): New function.
15208 (ix86_emit_swsqrtsf): Ditto.
15209 (ix86_builtin_reciprocal): New function.
15210 (TARGET_BUILTIN_RECIPROCAL): Use it.
15211 (ix86_vectorize_builtin_conversion): Rename from
15212 ix86_builtin_conversion.
15213 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15214 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15215 "i386 and x86_64 Options" section.
15216 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15218 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15219 Zdenek Dvorak <dvorakz@suse.cz>
15220 Richard Guenther <rguenther@suse.de>
15221 Kaz Kojima <kkojima@gcc.gnu.org>
15223 * tree-vrp.c (compare_values_warnv): Convert val2 to
15225 (extract_range_from_assert): Create
15226 POINTER_PLUS_EXPR for pointer types.
15227 (extract_range_from_binary_expr): Handle
15228 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15230 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15231 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15232 POINTER_PLUS_EXPR as PLUS_EXPR.
15233 (number_of_iterations_lt_to_ne):
15234 For pointer types, use sizetype when
15235 creating MINUS_EXPR/PLUS_EXPRs.
15236 (assert_loop_rolls_lt): For pointer types, use sizetype when
15237 creating MINUS_EXPR/PLUS_EXPRs.
15238 (number_of_iterations_le): Likewise.
15239 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15240 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15241 like PLUS_EXPR and MINUS_EXPR.
15242 * tree-pretty-print.c (dump_generic_node): Handle
15244 (op_prio): Likewise.
15245 (op_symbol_1): Likewise.
15246 * optabs.c (optab_for_tree_code): Likewise.
15247 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15249 * tree-tailcall.c (process_assignment): Mention
15250 POINTER_PLUS_EXPR in a TODO comment.
15251 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15252 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15253 not used with a pointer and an integer type.
15254 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15255 increment using chrec_convert_rhs instead of chrec_convert.
15256 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15257 PLUS_EXPR except for the right hand side's type will be
15259 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15260 (fold_used_pointer_cast): Kill.
15261 (pointer_offset_p): Kill.
15262 (fold_used_pointer): Kill.
15263 (pointer_used_p): Kill.
15264 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15265 call fold_used_pointer.
15266 (instantiate_parameters_1): Convert the increment
15267 using chrec_convert_rhs instead of chrec_convert.
15268 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15269 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15270 instead of PLUS_EXPR.
15271 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15272 PLUS_EXPR for pointers.
15273 (std_gimplify_va_arg_expr): Likewise.
15274 (fold_builtin_memory_op): Likewise.
15275 (fold_builtin_strstr): Likewise.
15276 (fold_builtin_strchr): Likewise.
15277 (fold_builtin_strrchr): Likewise.
15278 (fold_builtin_strpbrk): Likewise.
15279 (expand_builtin_memory_chk): Likewise.
15280 (fold_builtin_memory_chk): Likewise.
15281 (std_expand_builtin_va_start): Use
15282 sizetype for the call to make_tree and then convert
15283 to the pointer type.
15284 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15285 instead of PLUS_EXPR for adding to a pointer.
15286 (std_gimplify_va_arg_expr): Use fold_build2 for
15287 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15288 the operands to sizetype first and then cast the BIT_AND_EXPR
15289 back to the pointer type.
15290 * fold-const.c (build_range_check): Handle pointer types
15292 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15293 of PLUS_EXPR's. Make sure the offset is converted to
15295 (try_move_mult_to_index): Strip the NOPs from the offset.
15296 Remove code argument and replace all uses with PLUS_EXPR.
15297 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15298 specially. Don't use a pointer type for MINUS_EXPR.
15299 (fold_unary): Handle for (T1)(X op Y),
15300 only p+ as that is the only as that can be handled for
15301 binary operators now.
15302 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15304 <case PLUS_EXPR>: Add folding of PTR+INT into
15306 Don't call try_move_mult_to_index.
15307 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15308 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15309 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15310 Don't call try_move_mult_to_index.
15311 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15312 (tree_expr_nonzero_p): Likewise.
15313 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15314 of PLUS_EXPR for the complex expression folding.
15315 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15316 first chrec is a pointer type, then the second should
15317 be sizetype and not the first's type.
15318 For POINTER_PLUS_EXPR, use a different right hand side type.
15319 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15320 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15321 different right hand side type.
15322 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15323 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15324 instead of PLUS_EXPR.
15325 When either operand is zero, convert the other operand.
15326 (chrec_apply): Use chrec_convert_rhs
15327 on the argument x instead of chrec_convert.
15328 (reset_evolution_in_loop): For pointer types, the new_evol
15329 should be sizetype.
15330 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15331 different right hand side type.
15332 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15333 (chrec_convert_rhs): New function.
15334 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15335 different right hand side type.
15336 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15337 * tree-chrec.h (chrec_convert_rhs): New prototype.
15338 (build_polynomial_chrec): For pointer types, the right hand
15339 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15340 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15341 Remove subtraction case as it is always addition now.
15342 Make sure the offset is converted to sizetype.
15343 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15344 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15345 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15346 PLUS_EXPR in pointer type.
15347 Handle POINTER_PLUS_EXPR.
15348 (tree_to_aff_combination): Likewise.
15349 (force_expr_to_var_cost): Likewise.
15350 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15351 instead of PLUS_EXPR for pointers.
15352 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15353 instead of PLUS_EXPR of pointer types.
15354 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15356 (check_va_list_escapes): Likewise.
15357 (check_all_va_list_escapes): Likewise.
15358 * dwarf2out.c (loc_descriptor_from_tree_1):
15359 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15360 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15361 (string_constant): Likewise.
15362 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15363 the offset to the base, use POINTER_PLUS_EXPR.
15364 (add_to_parts): Convert the index to sizetype.
15365 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15366 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15367 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15368 Offset only holds something for PLUS_EXPR.
15369 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15371 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15373 (analyze_accesses_for_modify_stmt): Likewise.
15374 Remove comment about the type being integral type as it is
15376 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15378 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15380 Correct the type which the artimentic is done in (is now
15383 * tree-data-ref.c (split_constant_offset): Handle
15385 * tree-affine.c (tree_to_aff_combination): Likewise.
15386 * c-typeck.c (build_unary_op): For pointers create the increment
15387 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
15389 * gimplify.c (gimplify_self_mod_expr): Create a
15390 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15391 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15392 * tree.def (POINTER_PLUS_EXPR): New tree code.
15393 * tree-predcom.c (ref_at_iteration): If we have a pointer
15394 type do the multiplication in sizetype.
15395 * tree-mudflap.c (mf_xform_derefs_1): Create a
15396 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15397 * tree-ssa-forwprop.c
15398 (forward_propagate_addr_into_variable_array_index):
15399 Don't expect there to be a cast for the index as that
15400 does not exist anymore.
15401 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15402 instead of PLUS_EXPR.
15403 Don't check for the first operand of the POINTER_PLUS_EXPR
15404 was the index as it cannot be.
15405 Call forward_propagate_addr_into_variable_array_index with
15406 the SSA_NAME instead of the statement.
15407 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15408 (compare_constant): Likewise.
15409 (copy_constant): Likewise.
15410 (compute_reloc_for_constant): Likewise.
15411 (output_addressed_constants): Likewise.
15412 (initializer_constant_valid_p): Likewise.
15413 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15414 Convert the MIN/MAX of the inner type to the outer
15415 type before comparing them.
15416 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15417 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15418 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15419 of PLUS_EXPR for pointers.
15420 * tree-inline.c (estimate_num_insns_1): Handle
15422 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15423 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15424 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15425 instead of PLUS_EXPR for the pointer increment statement.
15426 (vect_update_ivs_after_vectorizer): For pointer types, create
15427 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15428 MULT_EXPR in sizetype.
15429 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15431 * tree-object-size.c (plus_expr_object_size): Handle
15432 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15433 code which is trying to figure out which side is a pointer and
15435 (check_for_plus_in_loops_1): Likewise.
15436 (check_for_plus_in_loops): Likewise.
15437 * c-common.c (pointer_int_sum): Create a
15438 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15439 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15440 only POINTER_PLUS_EXPR. Removing all the extra
15441 code which is trying to figure out which side is a pointer and
15443 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15444 PLUS_EXPR and MINUS_EXPR.
15445 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15447 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15448 with make_tree, instead of a pointer type.
15449 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15450 for pointers instead of PLUS_EXPR.
15451 (s390_gimplify_va_arg): Likewise.
15452 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15453 instead of PLUS_EXPR when doing addition on pointer
15454 types. Use sizetype for the second operand.
15455 (spu_gimplify_va_arg_expr): Likewise.
15456 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15457 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15458 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15459 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15460 for the pointer addition and also use size_int/sizetype
15462 (ix86_gimplify_va_arg): Likewise.
15463 Perform BIT_AND_EXPR on sizetype arguments.
15464 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15465 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15466 for the pointer additions and also use size_int for the offsets.
15467 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15468 additions and also use size_int for the offsets. Perform
15469 BIT_AND_EXPR on sizetype arguments.
15470 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15471 POINTER_PLUS_EXPR for pointers and create the
15472 BIT_AND_EXPR in sizetype.
15473 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15474 instead of PLUS_EXPR for pointer addition.
15475 (rs6000_va_start): Likewise.
15476 Also use sizetype for the offset.
15477 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15478 as PLUS_EXPR/MINUS_EXPR.
15479 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15480 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15481 Don't use BIT_AND_EXPR on a pointer type, convert the
15482 expression to sizetype first.
15483 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15485 (mips_gimplify_va_arg_expr): Likewise.
15486 Don't create BIT_AND_EXPR in a pointer type.
15488 2007-06-15 Eric Christopher <echristo@apple.com>
15490 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15491 (x86_64-*-darwin*): Ditto.
15492 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15495 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15497 * doc/extend.texi: Document behavior of __attribute__((aligned))
15500 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15502 * rtlanal.c (note_stores): Improve documentation.
15504 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15506 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15507 LOCAL_LABEL_PREFIX): Delete.
15508 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15509 (bfin_internal_label): Delete.
15511 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15513 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15514 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15515 otherwise define to LIBGCC2_TF_CEXT.
15516 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15517 (LIBGCC_TF_CEXT): Ditto.
15520 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15522 PR rtl-optimization/32339
15523 * df-scan.c (df_uses_record): Don't modify flags but just add to
15524 it for df_ref_record.
15526 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15528 * tree-mudflap.c: Fix whitespace issues.
15530 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15532 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15534 2007-06-14 Eric Christopher <echristo@apple.com>
15536 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15537 (movv4sf): Use gcc_unreachable instead of abort.
15539 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15542 * config/i386/sfp-machine.h (CMPtype): New define.
15543 (mach stubs): Use CMPtype instead of int as a return type.
15545 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15547 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15548 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15549 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15550 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15551 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15552 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15553 config/soft-fp/soft-fp.h: Update from glibc CVS.
15555 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15557 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15559 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15562 * config/v850/v850.c: Include dataflow header file.
15563 (substitute_ep_register): Fix typo.
15565 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15567 * configure.ac: Fix earlier checkin.
15568 * configure: Regenerated.
15570 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15572 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15573 * aclocal.m4: Regenerate.
15574 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15575 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15576 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15577 * configure: Regenerate.
15578 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15580 * Makefile.in (quickstrap): Build libgcc too.
15582 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15584 * configure.ac: Add --enable-checking=df. Explicitly mention that
15585 the variables are initialized as for "release".
15586 * df-core.c: Use it.
15587 * configure: Regenerate.
15588 * config.in: Regenerate.
15590 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15592 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15593 validate_replace_rtx instead of replace_rtx.
15594 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15596 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15598 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15599 (DWARF2_UNWIND_INFO): Override default if configured with
15601 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15602 (ENDFILE_SPEC): Add crtend.o.
15603 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15604 (ENDFILE_SPEC): Add crtend.o.
15605 (TARGET_USE_JCR_SECTION): Define.
15606 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15608 * config/i386/cygming-crtbegin.c: New file.
15609 * config/i386/cygming-crtend.c: New file.
15611 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15613 * config/i386/w32-unwind.h: New file.
15615 2007-06-13 Eric Christopher <echristo@apple.com>
15617 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15618 the user set a value below STACK_BOUNDARY.
15620 2007-06-13 Thiemo Seufer <ths@networkno.de>
15622 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15623 imply -lpthread for -pthread.
15625 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15627 * basic-block.h: Remove the prototype for
15628 free_basic_block_vars.
15629 * cfglayout.h: Remove the prototype for
15630 insn_locators_initialize.
15631 * tree.h: Remove the prototype for emit_line_note.
15633 * tree-ssa-pre.c (mergephitemp): Remove.
15634 (init_pre): Don't use mergephitemp.
15636 2007-06-13 Eric Christopher <echristo@apple.com>
15638 * config/i386/i386.c (override_options): If we've specified
15639 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15641 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15643 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15646 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15648 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15649 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15650 (eh_store_handler): New pattern.
15651 (eh_return): Emit it instead of a plain move.
15653 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15655 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15656 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15657 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15660 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15662 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15663 (find_next_insn_start, find_load): New functions.
15664 (bfin_reorg): Use them to deal with the fact that parallel insns are
15665 no longer represented as a SEQUENCE.
15667 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15669 * config/sparc/sparc.c (sparc_override_options): Initialize
15670 fpu mask correctly.
15672 2007-06-13 Dave Korn <dave.korn@artimi.com>
15674 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15677 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15679 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15680 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15681 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15682 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15683 tree-vect-transform.c: Fix comment typos. Follow spelling
15686 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15688 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15689 to the exit block use set.
15690 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15691 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15692 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15694 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15696 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15697 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15698 to indicate an error.
15699 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15701 (dbg_cnt_process_opt): Print an error on a bad argument.
15702 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15703 * common.opt (-fdbg-cnt-list): New.
15704 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15706 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15708 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15709 flag on ref-all pointers.
15711 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15713 PR middle-end/31579
15714 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15715 for the offset with the modifier as EXPAND_INITIALIZER
15716 if the modifier is EXPAND_INITIALIZER.
15717 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15718 a register if we had an overflow.
15720 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15722 * real.c (real_isfinite): New.
15723 (real_sqrt): Use it.
15724 * real.h (real_isfinite): New.
15725 * builtins.c: Use it.
15727 2007-06-12 Ian Lance Taylor <iant@google.com>
15728 Daniel Berlin <dberlin@dberlin.org>
15731 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15732 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15733 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15734 (DECL_NO_TBAA_P): Define.
15735 (struct tree_decl_common): Add no_tbaa_flag field.
15736 * tree-ssa-structalias.c (struct variable_info): Add
15737 no_tbaa_pruning field.
15738 (new_var_info): Initialize no_tbaa_pruning field.
15739 (unify_nodes): Copy no_tbaa_pruning field.
15740 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15741 (dump_solution_for_var): Print no_tbaa_pruning flag.
15742 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15744 (compute_tbaa_pruning): New static function.
15745 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15746 Call compute_tbaa_pruning.
15747 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15748 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15749 * gimple-low.c (lower_stmt): Likewise.
15750 * tree-gimple.c (is_gimple_stmt): Likewise.
15751 * tree-ssa-operands.c (get_expr_operands): Likewise.
15752 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15753 * tree-inline.c (estimate_num_insns_1): Likewise.
15754 (copy_result_decl_to_var): Likewise.
15755 * expr.c (expand_expr_real_1): Likewise.
15756 * tree-pretty-print.c (dump_generic_node): Likewise.
15757 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15758 * omp-low.c (omp_copy_decl_2): Likewise.
15759 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15760 * doc/c-tree.texi (Expression trees): Document
15761 CHANGE_DYNAMIC_TYPE_EXPR.
15763 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15765 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15766 with !HONOR_NANS and !HONOR_INFINITIES.
15767 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15769 2007-06-12 Tristan Gingold <gingold@adacore.com>
15771 * gcov.c: Comments updated.
15772 (source_info): Add file_time field.
15773 (source_index): New variable.
15774 (mutiple_files): New variable.
15775 (generate_results): New function extracted from process_file.
15776 (process_file): Save and restore chain of functions, generate
15777 results and free structures only if not merging results.
15778 (release_structures): File names are now freed in create_file_names
15779 (create_file_names): Free previous file names.
15780 (find_source): File date is now read here and modifications in
15781 source files is checked here.
15782 (read_graph_file): Only reverse order of functions for the current
15784 (make_gcov_file_name): Do not generate long names if input_name is
15786 (output_lines): If merging results do not display graph, data and
15788 Checking source file modification is done in find_source.
15790 * doc/gcov.texi: Append an s to sourcefile.
15792 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15794 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15795 (forced_nop): New pattern.
15796 * config/bfin/bfin.c: Include "df.h".
15797 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15798 (bfin_discover_loop): Use df_get_live_in instead of
15799 global_live_at_start.
15800 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15801 df_analyze when done.
15802 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15803 the insns. Use QImode for the final insn in a bundle. Call
15804 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15806 (reorder_var_tracking_notes): New function.
15807 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15808 update_life_info. Call df_analyze after scheduling and bundle
15809 generation. Call reorder_var_tracking_notes if generating these
15810 notes. Call df_finish_pass at the end.
15812 2007-06-12 Dirk Mueller <dmueller@suse.de>
15814 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15815 a comparison, not an assignment.
15817 2007-06-12 Olivier Hainque <hainque@adacore.com>
15819 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15820 Request walking the subtrees only, leaving the current is_lhs/val_only
15822 (convert_non_local_reference): Likewise.
15824 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15826 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15828 2007-06-12 Richard Guenther <rguenther@suse.de>
15830 PR tree-optimization/15353
15831 PR tree-optimization/31657
15832 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15833 * timevar.def: Add TV_TREE_IFCOMBINE.
15834 * tree-pass.h (pass_tree_ifcombine): Declare.
15835 * tree-ssa-ifcombine.c: New file.
15836 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15837 * tree-flow.h (blocks_in_phiopt_order): Declare.
15838 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15839 (tree-ssa-ifcombine.o): New dependencies.
15841 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15843 PR rtl-optimization/32293
15844 * combine.c (simplify_if_then_else): Truncate return from
15845 nonzero_bits() to correct mode.
15847 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15849 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15850 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15852 2007-06-11 Diego Novillo <dnovillo@google.com>
15854 * Makefile.in (reload1.o-warn): Remove.
15856 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15858 * combine.c (subst): Use reg_overlap_mentioned_p
15859 instead of comparing register numbers directly.
15861 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15863 * reload1.c (mark_home_live_1): Use the mode parameter.
15865 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15867 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15868 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15870 * df-core.c: Ditto.
15872 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15874 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15876 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15878 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15879 from integer registers.
15880 (FP mode splitters): Handle TFmode.
15882 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15884 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15885 for ref-all pointers that point-to anything.
15887 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15889 * config/arm/arm.c (arm_output_dwarf_dtprel,
15890 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15892 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15894 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15895 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15898 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15900 * tree.c (signed_or_unsigned_type_for): New.
15901 (unsigned_type_for): Use signed_or_unsigned_type_for.
15902 (signed_type_for): Use signed_or_unsigned_type_for.
15903 * tree.h (signed_or_unsigned_type_for): New.
15904 (get_signed_or_unsigned_type): Remove.
15905 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15906 lang_hooks.types.signed_type
15907 (size_diffop): Likewise.
15908 (all_ones_mask_p): Likewise.
15909 (build_range_check): Likewise.
15910 (fold_cond_expr_with_comparison): Likewise.
15911 (fold_cond_expr_with_comparison): Likewise.
15912 (unextend): Likewise.
15913 (extract_muldiv_1): Likewise.
15914 (fold_single_bit_test_into_sign_test): Likewise.
15915 (fold_binary): Likewise.
15916 (fold_ternary): Likewise.
15917 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15918 instead of get_signed_or_unsigned_type.
15919 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15920 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15921 * expr.c (signed_or_unsigned_type_for): Use
15922 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15923 * langhooks.c (get_signed_or_unsigned_type): Remove.
15924 (lhd_signed_or_unsigned_type): Remove.
15925 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15926 signed_or_unsigned_type.
15927 (lhd_signed_or_unsigned_type): Remove.
15928 * expmed.c (make_tree): Use signed_type_for instead of
15929 lang_hooks.types.signed_type.
15930 * c-common.c (same_scalar_type_ignoring_signedness): Use
15931 c_common_signed_type instead of lang_hooks.types.signed_type.
15932 (c_common_unsigned_type): New.
15933 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15934 (shorten_compare): Use c_common_unsigned_type instead of
15935 c_common_signed_or_unsigned_type.
15936 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15938 * convert.c (convert_to_integer): Use signed_type_for instead of
15939 lang_hooks.types.signed_type.
15940 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15941 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15942 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15943 * c-format.c (check_format_types): Use c_common_unsigned_type
15944 instead of unsigned_type_for.
15945 * c-decl.c (groakdeclarator): Likewise.
15946 * c-typeck.c (convert_for_assignment): Likewise.
15947 * c-common.h (c_common_unsigned_type): New.
15949 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15952 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15953 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15955 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15957 PR middle-end/32279
15958 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15959 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15961 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15962 Sebastian Pop <sebpop@gmail.com>
15964 * lambda-code.c (remove_iv): New.
15965 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15967 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15969 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15970 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15971 * tree-ssa-loop-prefetch.c: Include optabs.h.
15972 (FENCE_FOLLOWING_MOVNT): New macro.
15973 (struct mem_ref): Add independent_p and storent_p fields.
15974 (record_ref): Initalize the new fields.
15975 (gather_memory_references_ref): Return true if the reference
15977 (gather_memory_references): Check whether all memory accesses
15978 in loop were recorded.
15979 (should_issue_prefetch_p): Return false for nontemporal stores.
15980 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15981 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15982 (determine_loop_nest_reuse): Detect independent memory references.
15983 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15984 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15985 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15986 * config/i386/i386.h (x86_mfence): Declare.
15987 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15988 * config/i386/i386.c (x86_mfence): New variable.
15989 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15991 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15992 * optabs.c (init_optabs): Initialize storent_optab.
15993 * optabs.h (enum optab_index): Add OTI_storent.
15994 (storent_optab): Declare.
15995 * genopinit.c (optabs): Add initialization for storent_optab.
15996 * tree.h (MOVE_NONTEMPORAL): New macro.
15997 * expr.c (expand_assignment, store_expr, store_constructor_field,
15998 store_constructor, store_field, expand_expr_real_1): Propagate
15999 nontemporality of the expanded store.
16000 (emit_storent_insn): New function.
16001 * expr.h (expand_assignment, store_expr): Declaration changed.
16002 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16003 to expand_assignment.
16004 * stmt.c (expand_asm_expr): Ditto.
16005 * calls.c (initialize_argument_information): Pass false as
16006 nontemporality to store_expr.
16007 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16010 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16012 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16014 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16016 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16018 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16019 and allow DECL_P here.
16021 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16023 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16024 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16025 track of the size of the expression.
16026 * cfghooks.c (merge_blocks): Remove block from loops structure only
16027 after call of the merge_blocks hook.
16029 2007-06-09 Tom Tromey <tromey@redhat.com>
16031 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16032 (deprecated_state): Removed.
16033 (start_decl): Update.
16034 (enum deprecated_states): Moved earlier.
16035 (groktypename): Update.
16036 (push_parm_decl): Likewise.
16037 (grokfield): Likewise.
16038 (start_function): Likewise.
16040 2007-06-09 Ian Lance Taylor <iant@google.com>
16042 PR tree-optimization/32169
16043 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16044 CONVERT_EXPR, check whether min and max both converted to an
16045 overflow infinity representation.
16047 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16049 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16050 not inserted on the edge.
16052 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16054 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16055 instructions if they are supported.
16056 (__divsi3, __umodsi3, __modsi3): Likewise.
16057 (__ashldi3, __ashrdi3, __lshrdi3): New.
16058 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16060 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16061 Tony Linthicum <tony.linthicum@amd.com>
16063 * doc/invoke.texi: Add fvect-cost-model flag.
16064 * common.opt (fvect-cost-model): New flag.
16065 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16066 cost fields in stmt_vec_info struct for STMT.
16067 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16068 fields in stmt_vec_info struct and access functions for the same.
16069 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16070 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16071 load, store and vector to scalar operation.
16072 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16073 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16074 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16075 (TARG_VEC_STORE_COST): Define cost of vector store.
16076 (vect_estimate_min_profitable_iters): Define new function.
16077 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16078 check to evaluate if loop iterations are less than minimum profitable
16079 iterations determined by cost model or minimum vect loop bound defined
16080 by user, whichever is more conservative.
16081 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16082 run-time check to evaluate if loop iterations are less than minimum
16083 profitable iterations determined by cost model or minimum vect loop
16084 bound defined by user, whichever is more conservative.
16085 (vect_estimate_min_profitable_iterations): New function to estimate
16086 mimimimum iterartions required for vector version of loop to be
16087 profitable over scalar version.
16088 (vect_model_reduction_cost): New function.
16089 (vect_model_induction_cost): New function.
16090 (vect_model_simple_cost): New function.
16091 (vect_cost_strided_group_size): New function.
16092 (vect_model_store_cost): New function.
16093 (vect_model_load_cost): New function.
16094 (vectorizable_reduction): Call vect_model_reduction_cost during
16096 (vectorizable_induction): Call vect_model_induction_cost during
16098 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16099 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16100 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16101 vectorizable_promotion, vectorizable_demotion): Call
16102 vect_model_simple_cost during analysis phase.
16104 2007-06-08 Simon Baldwin <simonb@google.com>
16106 * reg-stack.c (get_true_reg): Readability change. Moved default case
16107 label into direct switch statement scope.
16109 2007-06-08 Simon Baldwin <simonb@google.com>
16111 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16112 in gcc_assert() with '==' comparison.
16114 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16116 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16117 TARGET_ABM handling of x86_popcnt variable.
16119 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16121 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16122 __builtin_copysignq and __builtin_infq built-in functions.
16124 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16126 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16127 SSE4.2 section. Correct built-in function names in SSE4A section.
16129 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16131 PR tree-optimization/32243
16132 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16133 for ncopies after ratio check between nunits_out and nunits_in.
16134 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16136 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16138 PR tree-optimization/32224
16139 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16140 vectorization upon a non GIMPLE_MODIFY_STMT.
16142 2007-06-08 Christian Bruel <christian.bruel@st.com>
16145 * config/sh/sh.md (doloop_end): New pattern and splitter.
16146 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16148 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16150 PR middle-end/32209
16151 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16153 (verify_dominators): Do not change dominance tree.
16155 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16157 * config/sh/constraints.md: New file.
16158 * config/sh/sh.c: Include tm-constrs.h.
16159 (reg_class_from_letter): Remove.
16160 (prepare_cbranch_operands): Use satisfies_constraint_*
16161 function instead of macro.
16162 (andcosts, broken_move, sh_secondary_reload): Likewise.
16163 * config/sh/predicates.md (trapping_target_operand): Likewise.
16164 (and_operand, arith_operand, arith_reg_or_0_operand,
16165 cmp_operand, logical_operand, target_operand,
16166 ua_address_operand, ua_offset, xor_operand): Likewise.
16167 * config/sh/sh.md: Include constraints.md.
16168 (*movsicc_t_false): Use satisfies_constraint_* function
16170 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16171 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16172 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16173 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16174 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16175 (REG_CLASS_FROM_CONSTRAINT): Remove.
16176 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16177 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16178 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16179 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16180 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16181 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16182 function instead of macro.
16183 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16184 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16185 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16186 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16187 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16188 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16189 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16190 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16191 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16192 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16193 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16194 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16195 EXTRA_CONSTRAINT_STR): Likewise.
16196 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16198 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16200 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16202 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16205 * c-common.h (flag_cpp0x): Replaced by...
16206 (cxx_dialect): ... this new variable specifying the C++ dialect that
16208 * c-common.c (flag_cpp0x): Removed.
16209 (cxx_dialect): Defined.
16210 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16212 * c-opts.c (c_common_post_options): Likewise.
16213 (set_std_cxx98): Set cxx_dialect to cxx98.
16214 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16216 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16217 Hui-May Chang <hm.chang@apple.com>
16219 * doc/invoke.texi (Darwin Options): Update documentation for
16220 -mmacosx-version-min.
16221 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16222 * config/darwin-driver.c: New file.
16223 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16224 * config/t-darwin (darwin-driver.o): New rule.
16226 * config/darwin-c.c (version_as_macro): Ignore low digit.
16228 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16230 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16231 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16232 (CSGNMODE): New mode macro.
16233 (CSGNVMODE): New mode attribute.
16234 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16235 expander using CSGNMODE mode macro. Handle TFmode.
16236 (copysign<mode>3_const): Rename from copysignsf3_const and
16237 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16239 (copysign<mode>3_var): Rename from copysignsf3_var and
16240 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16242 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16243 mode macro. Handle TFmode.
16244 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16245 (iortf3, *iortf3): Ditto.
16246 (xortf3, *xortf3): Ditto.
16247 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16248 TFmode and TImode masks.
16249 (ix86_expand_copysign): Expand TFmode copysign insn.
16250 (IX86_BUILTIN_INFQ): New.
16251 (IX86_BUILTIN_FABSQ): Ditto.
16252 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16253 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16254 [__builtin_fabsq]: Ditto.
16255 [__builtin_copysignq]: Ditto.
16256 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16257 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16258 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16259 ix86_expand_binop_builtin().
16261 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16263 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16265 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16268 * rtl.h (push_to_sequence2): New.
16269 * emit-rtl.c (push_to_sequence2): New.
16270 * function.c (assign_parm_data_all): Add new fields.
16271 (assign_parm_setup_block): Call push_to_sequence2 instead of
16273 (assign_parm_setup_reg): Ditto.
16274 (assign_parm_setup_stack): Ditto.
16275 (assign_parms_unsplit_complex): Ditto.
16276 (assign_parms): Change field name.
16278 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16280 PR tree-optimization/32220
16281 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16282 phi node is reached before defining statement.
16284 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16287 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16288 after changing the right hand side of the assignment.
16290 2007-06-06 Eric Christopher <echristo@apple.com>
16292 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16293 (x86_64-*-darwin*): Ditto.
16294 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16295 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16297 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16299 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16300 coding conventions.
16301 (add_key): Likewise.
16302 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16303 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16305 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16307 (add_cost_one_coalesce): Likewise.
16308 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16309 variable names. Rename orig to orig_name for consistency.
16310 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16311 coding conventions.
16312 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16314 (record_equivalences_from_stmt): Likewise.
16315 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16316 the coding conventions.
16317 (memory_ssa_name_same): Likewise.
16318 (dse_optimize_stmt): Likewise.
16319 (dse_record_phis): Likewise.
16320 (dse_finalize_block): Likewise.
16321 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16322 keywords as variable names.
16323 (may_move_till): Cast according to the coding conventions.
16324 (force_move_till_expr): Avoid using C++ keywords as variable names.
16325 (force_move_till): Cast according to the coding conventions.
16326 (memref_hash): Likewise.
16327 (memref_eq): Likewise.
16328 (gather_mem_refs_stmt): Likewise.
16329 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16330 using C++ keywords as variable names.
16331 (idx_find_step): Cast according to the coding conventions.
16332 (idx_record_use): Likewise.
16333 (find_depends): Likewise.
16334 (prepare_decl_rtl): Likewise.
16335 (mbc_entry_hash): Likewise.
16336 (mbc_entry_eq): Likewise.
16337 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16338 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16339 (idx_infer_loop_bounds): Cast according to the coding conventions.
16340 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16341 * tree-ssa-math-opts.c (occ_new ): Likwise.
16342 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16344 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16346 (add_use_op): Likewise.
16347 (add_vop): Likewise.
16348 (add_vuse_op): Likewise.
16349 (add_vdef_op): Likewise.
16350 (get_expr_operands): Likewise.
16351 (push_stmt_changes): Use type safe memory macros.
16352 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16353 keywords as variable names.
16354 (conditional_replacement): Likewise.
16355 (minmax_replacement): Likewise.
16356 (abs_replacement): Likewise.
16357 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16358 coding conventions.
16359 (insert_fake_stores): Avoid using C++ keywords as variable names.
16360 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16362 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16363 (heapvar_insert): Use type safe memory macros.
16364 (new_var_info): Cast according to the coding conventions.
16365 (new_constraint): Likewise.
16366 (remove_preds_and_fake_succs): Use type safe memory macros.
16367 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16369 (thread_single_edge): Likewise.
16370 (thread_through_loop_header): Likewise.
16372 2007-06-06 Eric Christopher <echristo@apple.com>
16374 * config/i386/i386.c (override_options): Move handling
16375 of TARGET_SUBTARGET* earlier.
16377 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16379 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16382 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16384 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16385 emited outside of basic block.
16386 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
16387 the created blocks.
16388 * rtl.h (delete_insn_chain): Declaration changed.
16389 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
16391 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16392 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16393 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16394 to delete_insn_chain.
16395 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16396 do not have bb field set.
16397 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16399 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16400 * cfgcleanup.c (try_optimize_cfg): Ditto.
16402 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16404 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16405 (lambda_body_vector_new): Use type safe memory macros.
16406 (lambda_linear_expression_new): Likewise.
16407 (lambda_loopnest_new): Likewise.
16408 (lambda_lattice_new): Likewise.
16409 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16410 conventions. Use type safe memory macros.
16411 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16412 (lambda_body_vector_s): Likewise.
16413 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16414 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16416 2007-06-06 Richard Guenther <rguenther@suse.de>
16418 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16419 if we need to schedule cfg_cleanup.
16420 (tree_ssa_forward_propagate_single_use_vars): Do so.
16422 2007-06-06 Ian Lance Taylor <iant@google.com>
16424 * fold-const.c (merge_ranges): If range_successor or
16425 range_predecessor fail, just return 0.
16427 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16429 PR tree-optimization/32216
16430 * tree-vectorizer.c (supportable_widening_operation): Determine
16431 signedness of FIX_TRUNC_EXPR from output operand.
16432 (supportable_narrowing_operation): Ditto.
16433 * tree-vect-generic.c (expand_vector_operations_1): Determine
16434 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16435 from input operand.
16437 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16439 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16440 (struct pta): ...from here. Change flags to unsigned to avoid
16441 excessive casting (as it is used as a bit mask).
16442 (override_options): Add casts according to the coding convenventions.
16443 (x86_64_elf_unique_section): Likewise.
16444 (examine_argument): Avoid using C++ keywords as variable names.
16445 (construct_container): Likewise.
16446 (legitimize_pic_address): Likewise.
16447 (get_dllimport_decl): Cast according to the coding conventions. Use
16448 type safe memory macros.
16449 (legitimize_address): Cast according to the coding conventions.
16450 (emit_i387_cw_initialization): Corrected the type of slot to enum
16452 (ix86_init_machine_status): Use type safe memory macros.
16453 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16454 (bdesc_pcmpistr): Likewise.
16455 (bdesc_crc32): Likewise.
16456 (bdesc_sse_3arg): Likewise.
16457 (bdesc_2arg): Likewise.
16458 (bdesc_1arg): Likewise.
16459 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16460 (ix86_expand_sse_pcmpistr): Likewise.
16461 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16462 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16463 int to match the langhook definition.
16464 (ix86_builtin_conversion): Change the type of code to unsigned init to
16465 match the langhook definition.
16466 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16468 (ix86_preferred_output_reload_class): Likewise.
16469 (ix86_cannot_change_mode_class): Likewise.
16470 (ix86_memory_move_cost): Likewise.
16471 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16472 avoid excessive casting later on.
16473 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16475 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16477 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16478 as flags setting insn.
16479 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16481 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16483 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16484 (UNSPEC_ROUND): New.
16485 ("sse4_1_round<mode>2"): New insn pattern.
16486 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16488 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16489 expander using SSEMODEF mode macro. Expand using
16490 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16491 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16492 expander using SSEMODEF mode macro. Expand using
16493 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16494 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16495 expander using SSEMODEF mode macro. Expand using
16496 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16497 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16498 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16499 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16502 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16503 Sebastian Pop <sebpop@gmail.com>
16505 * lambda.h (build_linear_expr): New.
16506 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16507 Use build_linear_expr, call fold and force_gimple_operand.
16508 (lambda_loopnest_to_gcc_loopnest): Check that there is
16509 something to insert.
16510 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16512 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16514 PR preprocessor/23479
16515 * doc/extend.texi: Document the 0b-prefixed binary integer
16516 constant extension.
16518 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16520 PR tree-optimization/32215
16521 * tree-vectorizer.c (supportable_widening_operation): Return false
16522 for unsupported FIX_TRUNC_EXPR tree code.
16523 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16525 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16527 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16528 register on SPE targets. Change documentation to reflect
16530 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16531 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16532 out of the register allocation pool.
16533 (rs6000_reg_live_or_pic_offset_p): New function.
16534 (rs6000_emit_prologue): Move the actual saving of LR up to free
16535 r0 for holding r11. Split saving of SPE 64-bit registers into
16536 its own case. Ensure that offsets will always be in-range for
16537 'evstdd' by using r11 as a scratch register to point at the start
16538 of the SPE save area. Save r11 if necessary, as it is the static
16540 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16541 into its own case. Ensure that offsets will always be in-range
16542 for 'evldd' by using r11 as a scratch register to point at the
16543 start of the SPE save area. Also adjust r11 when restoring
16544 the stack pointer to compensate for pre-loading r11.
16546 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16548 * cfg.c (init_flow): Use type safe memory macros.
16549 (alloc_block): Likewise.
16550 (unchecked_make_edge): Likewise.
16551 (dump_flow_info): Avoid using C++ keywords as variable names.
16552 (copy_original_table_clear): Cast according to the coding conventions.
16553 (copy_original_table_set): Likewise.
16554 * cfgexpand (label_rtx_for_bb): Likewise.
16555 (expand_gimple_basic_block): Likewise.
16556 * cfghooks.c (dump_bb): Likewise.
16557 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16559 (lv_add_condition_to_bb): Likewise.
16560 * cfglayout (relink_block_chain): Cast according to the coding
16562 (fixup_reorder_chain): Likewise.
16563 (fixup_fallthru_exit_predecessor): Likewise.
16564 * cfgloop.c (glb_enum_p): Likewise.
16565 (get_exit_description): Likewise.
16566 (dump_recorded_exit): Likewise.
16567 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16568 (struct loop): ... from here.
16569 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16571 * cfgrtl.c (rtl_create_basic_block): Likewise.
16572 (rtl_split_block): Likewise.
16573 (rtl_dump_bb): Likewise.
16574 (cfg_layout_split_block): Likewise.
16575 (init_rtl_bb_info): Use typesafe memory macros.
16577 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16578 * graphds.h: Updated all usages of edge to graph_edge.
16579 * graphds.c: Likewise.
16580 * cfgloopanal.c: Likewise.
16582 2007-06-05 Ian Lance Taylor <iant@google.com>
16584 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16585 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16586 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16588 (test_for_singularity): Likewise.
16590 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16592 * config/i386/constraints.md ("Y2"): Replaced by ...
16594 * config/i386/i386.md: Likewise.
16595 * config/i386/mmx.md: Likewise.
16596 * config/i386/sse.md: Likewise.
16598 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16600 * config/i386/constraints.md ("z"): Replaced by ...
16602 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16603 (sse4_1_blendvps): Likewise.
16604 (sse4_1_pblendvb): Likewise.
16605 (sse4_2_pcmpestr): Likewise.
16606 (sse4_2_pcmpestrm): Likewise.
16607 (sse4_2_pcmpestr_cconly): Likewise.
16608 (sse4_2_pcmpistr): Likewise.
16609 (sse4_2_pcmpistrm): Likewise.
16610 (sse4_2_pcmpistr_cconly): Likewise.
16612 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16614 * matrix-reorg.c (transform_access_sites): Fix computation.
16615 (transform_allocation_sites): Same.
16617 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16619 * config/i386/i386.c (override_options): Use
16620 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16622 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16624 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16625 (nonimm_not_xmm0_operand): Ditto.
16626 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16627 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16628 as operand[2] predicate. Require "z" class XMM register for
16629 operand[3]. Adjust asm template.
16630 ("sse4_1_blendvpd"): Ditto.
16631 ("sse4_1_pblendvb"): Ditto.
16632 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16633 force op2 into xmm0 register for variable blend instructions.
16635 2007-06-04 Tom Tromey <tromey@redhat.com>
16637 * c-tree.h (start_enum): Update.
16638 (build_enumerator): Likewise.
16639 * c-decl.c (enum_next_value): Removed.
16640 (enum_overflow): Likewise.
16641 (start_enum): Add c_enum_contents argument. Don't use globals.
16642 (build_enumerator): Likewise.
16643 * c-tree.h (struct c_enum_contents): New struct.
16645 2007-06-04 Tom Tromey <tromey@redhat.com>
16647 * c-common.c (c_common_get_alias_set): Fix indentation.
16649 2007-06-04 Ian Lance Taylor <iant@google.com>
16651 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16652 to overflow, reduce overflow infinity to regular infinity.
16653 (vrp_var_may_overflow): New static function.
16654 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16656 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16658 * stor-layout.c (layout_type): Remove duplicate code.
16660 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16663 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16664 before build_common_builtin_nodes ().
16666 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16669 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16671 2007-06-04 Jan Hubicka <jh@suse.cz>
16673 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16674 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16675 instead of _stat version.
16677 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16679 PR tree-optimization/32194
16680 * tree-predcom.c (determine_offset): Check that both references have
16683 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16685 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16686 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16687 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16688 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16689 Add argument to iterate_fix_dominators call.
16690 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16691 * gcse.c (hoist_code): Change domby to vector.
16692 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16693 Add argument to iterate_fix_dominators call.
16694 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16695 recompute_dominator.
16696 * lambda-code.c (perfect_nestify): Ditto.
16697 * cfgloopanal.c: Include graphds.h.
16698 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16699 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16700 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16702 * graphds.c: New file.
16703 * graphds.h: New file.
16704 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16705 (get_dominated_by, get_dominated_by_region): Change return type to
16707 (verify_dominators): Recompute all dominators and compare the results.
16708 (recount_dominator): Renamed to ...
16709 (recompute_dominator): ... this. Do not check that the block is
16710 dominated by entry.
16711 (iterate_fix_dominators): Reimplemented.
16712 (prune_bbs_to_update_dominators, root_of_dom_tree,
16713 determine_dominators_for_sons): New functions.
16714 * et-forest.c (et_root): New function.
16715 * et-forest.h (et_root): Declare.
16716 * Makefile.in (graphds.o): Add.
16717 (cfgloopanal.o): Add graphds.h dependency.
16718 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16719 * basic-block.h (get_dominated_by, get_dominated_by_region,
16720 iterate_fix_dominators): Declaration changed.
16721 (recount_dominator): Renamed to ...
16722 (recompute_dominator): ... this.
16723 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16724 (thread_through_all_blocks): Do not free dominance info.
16726 2007-06-03 Andreas Schwab <schwab@suse.de>
16728 * config/m68k/m68k.c (override_options): Don't override
16730 * config/m68k/m68k-modes.def (SF, DF): Define to use
16731 motorola_single_format and motorola_double_format, resp.
16732 * real.c (motorola_single_format): Renamed from
16733 coldfire_single_format.
16734 (motorola_double_format): Renamed from coldfire_double_format.
16735 (encode_ieee_extended): Generate a proper canonical NaN image
16736 respecting canonical_nan_lsbs_set.
16737 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16739 * real.h: Adjust declarations.
16741 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16744 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16745 the symbol is generated with the stack protector.
16747 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16749 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16750 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16752 * doc/extend.texi (interrupt): Mention m68k.
16754 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16756 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16757 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16758 (ix86_expand_sse_pcmpestr): Do not check operands for
16759 "register_operand", when insn operand predicate is "register_operand".
16760 (ix86_expand_sse_pcmpistr): Ditto.
16762 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16763 Uros Bizjak <ubizjak@gmail.com>
16765 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16766 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16767 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16768 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16769 * config/i386/constraints.md ("z"): New register constraint
16770 for members of SSE_FIRST_REG class.
16771 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16772 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16773 SSE_FIRST_REG class.
16774 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16775 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16776 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16777 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16778 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16779 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16780 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16781 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16782 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16783 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16784 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16785 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16786 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16787 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16788 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16789 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16790 (struct builtin_description): Change "flag" field to unsigned.
16791 (bdesc_pcmpestr): New builtin description table.
16792 (bdesc_pcmpistr): Likewise.
16793 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16794 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16795 Initialize pcmp[ei]str[im] insns for SSE4.2.
16796 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16797 (ix86_expand_sse_pcmpistr): Likewise.
16798 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16799 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16800 (UNSPEC_PCMPISTR): Likewise.
16801 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16802 (sse4_2_pcmpestri):New isns pattern.
16803 (sse4_2_pcmpestrm): Likewise.
16804 (sse4_2_pcmpestr_cconly): Likewise.
16805 (sse4_2_pcmpistr): New insn patern and splitter.
16806 (sse4_2_pcmpistri):New isns pattern.
16807 (sse4_2_pcmpistrm): Likewise.
16808 (sse4_2_pcmpistr_cconly): Likewise.
16809 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16812 2007-06-01 David Daney <ddaney@avtrex.com>
16814 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16815 LOADGP_ABSOLUTE and not binds_local_p.
16817 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16819 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16821 2007-06-01 Ian Lance Taylor <iant@google.com>
16823 * tree-vrp.c (compare_name_with_value): Always set
16824 used_strict_overflow if we get a result from the variable itself.
16826 2007-06-01 Ian Lance Taylor <iant@google.com>
16828 PR rtl-optimization/31455
16829 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16830 subregs which have a cast between modes which are not tieable.
16832 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16834 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16835 breaks after return statements.
16837 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16839 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16840 only after no_new_pseudos.
16842 2007-05-31 Eric Christopher <echristo@apple.com>
16844 * expr.c (convert_move): Assert that we don't have a BLKmode
16846 (store_expr): Handle BLKmode moves by calling emit_block_move.
16848 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16850 * c-typeck.c (build_indirect_ref): Include type in error message.
16851 (build_binary_op): Pass types to binary_op_error.
16852 * c-common.c (binary_op_error): Take two type arguments, print out
16854 * c-common.h (binary_op_error): Update prototype.
16856 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16858 * config/i386/i386.c: Correct coments on -mno-sse4.
16860 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16862 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16863 (x86_64-*-*): Likewise.
16864 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16865 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16866 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16867 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16868 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16869 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16870 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16871 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16872 (OPTION_MASK_ISA_SSE4): Likewise.
16873 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16874 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16875 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16876 (override_options): Support SSE4.2.
16877 (ix86_build_const_vector): Support SImode and DImode.
16878 (ix86_build_signbit_mask): Likewise.
16879 (ix86_expand_int_vcond): Support V2DImode.
16880 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16881 (IX86_BUILTIN_CRC32HI): Likewise.
16882 (IX86_BUILTIN_CRC32SI): Likewise.
16883 (IX86_BUILTIN_CRC32DI): Likewise.
16884 (IX86_BUILTIN_PCMPGTQ): Likewise.
16885 (bdesc_crc32): Likewise.
16886 (bdesc_sse_3arg): Likewise.
16887 (ix86_expand_crc32): Likewise.
16888 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16889 (ix86_expand_builtin): Likewise.
16890 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16891 __SSE4_2__ for -msse4.2.
16892 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16893 (CRC32MODE): Likewise.
16894 (crc32modesuffix): Likewise.
16895 (crc32modeconstraint): Likewise.
16896 (sse4_2_crc32<mode>): Likewise.
16897 (sse4_2_crc32di): Likewise.
16898 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16900 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16901 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16902 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16903 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16904 (vcondu<mode>): Likewise.
16905 * doc/extend.texi: Document SSE4.2 built-in functions.
16906 * doc/invoke.texi: Document -msse4.2/-msse4.
16908 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16910 PR tree-optimization/32160
16911 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16912 variable as gimple reg.
16913 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16915 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16917 * gcc.c (main): Don't consider linker options when issuing the
16918 warning about a linker input file not being used.
16920 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16922 * tree-vrp.c (compare_names): Initialize sop.
16924 2007-05-30 Dirk Mueller <dmueller@suse.de>
16926 * cgraphunit.c (cgraph_analyze_function): Remove
16927 computation of inline parameters.
16929 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16931 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16933 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16935 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16936 Add vx-common.h. Include vxworks.h between vx-common.h and
16938 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16940 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16941 (TARGET_ASM_DESTRUCTOR): Likewise.
16942 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16943 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16944 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16945 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16946 (VXWORKS_ENDIAN_SPEC): Define.
16947 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16948 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16949 VXWORKS_* equivalents.
16950 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16951 (ASM_FILE_START): Delete.
16952 (TARGET_VERSION): Reformat.
16953 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16954 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16955 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16956 (FPBIT, DPBIT): Define.
16957 (fp-bit.c, dp-bit.c): New rules.
16958 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16959 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16960 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16961 * config/arm/arm.h: Include vxworks-dummy.h.
16962 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16963 Mark with ATTRIBUTE_UNUSED.
16964 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16965 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16966 make it incompatible with -msingle-pic-base.
16967 (arm_function_ok_for_sibcall): Return false for calls that might
16968 go through a VxWorks PIC PLT entry.
16969 (require_pic_register): New function, split out from...
16970 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16972 (arm_load_pic_register): Handle the VxWorks RTP initialization
16973 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16974 (arm_emit_call_insn): New function.
16975 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16976 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16977 (pic_offset_arm): New pattern.
16978 (call, call_value): Use arm_emit_call_insn.
16979 (call_internal, call_value_internal): New expanders.
16980 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16981 VxWorks unless __PIC__.
16983 2007-05-30 Eric Christopher <echristo@gmail.com>
16985 * genrecog.c: Include regs.h in generated file.
16986 * genemit.c: Ditto. Fix up formatting.
16987 * config/mn10300/constraints.md: New.
16988 * config/mn10300/mn10300.md: Include.
16989 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16990 Fix up for removed macro.
16991 * config/mn10300/predicates.md (call_address_operand): Ditto.
16992 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16993 (CONST_OK_FOR_I): Ditto.
16994 (CONST_OK_FOR_J): Ditto.
16995 (CONST_OK_FOR_K): Ditto.
16996 (CONST_OK_FOR_L): Ditto.
16997 (CONST_OK_FOR_M): Ditto.
16998 (CONST_OK_FOR_N): Ditto.
16999 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17003 (EXTRA_CONSTRAINT): Ditto.
17005 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17007 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17009 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17010 OPTION_MASK_ISA_64BIT.
17011 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17013 2007-05-30 Richard Guenther <rguenther@suse.de>
17015 PR middle-end/32152
17016 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17017 types for comparison.
17018 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17019 with original typed arguments.
17020 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17022 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17024 PR tree-optimization/31769
17025 * except.c (duplicate_eh_regions): Clear prev_try if
17026 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17028 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17030 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17031 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17032 bsi of the location where statements should be inserted.
17033 (sink_code_in_bb): Take bsi from statement_sink_location.
17034 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17035 instead of bsi_start.
17036 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17038 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17039 (bsi_move_before): Document inconsistency with bsi_move_after.
17040 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17042 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17044 * config/i386/i386.h (TARGET_ABM): New define.
17045 (TARGET_POPCNT): Ditto.
17046 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17047 New temporary defines to redefine from OPTION_ISA_* defines.
17048 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17049 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17050 (ix86_isa_flags): New extern int declaration.
17051 (TARGET_SUBTARGET_DEFAULT): New define.
17052 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17053 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17054 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17055 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17056 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17057 * config/i386/darwin.h: Change TARGET_64BIT define to
17060 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17061 using existing "ix86_isa_flags" varible.
17062 (m32, m64): Use existing "ix86_isa_flags" variable.
17063 (mmmx, m3dnow): Ditto.
17064 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17065 (mabm): Define as non-negative option using "x86_abm" variable.
17066 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17068 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17069 Rewrite feature test bitmap.
17070 (ix86_isa_flags): New initialized global int varible.
17071 (ix86_isa_flags_explicit): New static int variable.
17072 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17073 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17074 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17075 target_flags_explicit.
17076 (override_options): Remove "target_enable" and "target_disable" fields
17077 from "struct ptt". Update processor_target_table accordingly. Remove
17078 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17079 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17080 "target_flags" and "ix86_isa_flags_explicit" instead of
17081 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17082 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17083 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17084 to true when either of PTA_POPCNT or PTA_ABM is set in
17085 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17086 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17087 processor_alias_table flags entry. Remove handling of
17088 "target_enable" and "target_disable" fields of processor_target_table.
17089 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17090 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17091 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17092 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17093 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17095 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17097 2007-05-29 David Daney <ddaney@avtrex.com>
17100 * config/mips/mips.c (mips_output_mi_thunk): Emit
17101 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17103 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17104 * config/i386/i386.c (ix86_function_regparm): Added checking of
17105 ix86_force_align_arg_pointer to determine the number of
17106 register parameters.
17108 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17110 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17111 (SET_DR_MISALIGNMENT): New.
17112 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17113 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17114 Use SET_DR_MISALIGNMENT.
17115 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17117 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17118 find_loop_nest): Export.
17119 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17120 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17121 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17122 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17124 (struct mem_ref): Add field reuse_distance.
17125 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17126 Initialize reuse_distance field.
17127 (issue_prefetch_ref): Select temporality of prefetch according to
17129 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17130 self_reuse_distance, determine_loop_nest_reuse): New functions.
17131 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17132 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17133 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17136 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17138 * tree-ssa-alias.c: Add aliasing overview.
17140 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17141 Danny Smith <dannysmith@users.sourceforge.net>
17144 * config/i386/t-crtfm: Compile crtfastmath.o with
17145 -minline-all-stringops.
17146 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17147 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17149 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17151 * doc/md.texi: Document constraints on HP PA-RISC.
17153 * pa/constraints.md: New file.
17154 * pa.md: Include constraints.md.
17155 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17156 (integer_store_memory_operand, ldil_cint_p): New functions.
17157 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17158 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17159 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17160 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17161 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17163 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17166 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17167 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17168 case POSTDECREMENT_EXPR>): Return the error_mark_node
17169 if either the real or imaginary parts would an
17172 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17174 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17175 name when we remove it from a call.
17177 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17179 * targhooks.c (default_narrow_bitfield): Remove.
17180 * targhooks.h: Remove the prototype for
17181 default_narrow_bitfield.
17183 * langhooks-def.h: Remove the prototype for
17184 hook_get_alias_set_0.
17185 * langhooks.c (hook_get_alias_set_0): Remove.
17187 * global.c (EXECUTE_IF_CONFLICT): Remove.
17189 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17192 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17193 return true when truth_value_p is true and the type
17196 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17198 * doc/install.texi (Prerequisites): We no longer require Autoconf
17199 2.13 for the top-level.
17201 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17203 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17204 memory access via x86_expand_vector_move_misalign() only for
17205 TImode values on 32-bit targets.
17207 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17209 * matrix-reorg.c: New file. Implement matrix flattening and
17210 transposing optimization.
17211 * tree-pass.h: Add matrix reorg pass.
17212 * common.opt: Add fipa-mreorg flag.
17213 * Makefile.in: Add matrix-reorg.c.
17214 * passes.c: Add matrix reorg pass.
17215 * varpool.c (add_new_static_var): New function.
17216 * cgraph.h (add_new_static_var): Declare.
17218 2007-05-27 Eric Christopher <echristo@apple.com>
17220 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17221 sp_offset depending on stack size. Save r12 depending
17222 on registers we're saving later.
17223 (rs6000_emit_epilogue): Update sp_offset depending only
17226 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17228 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17229 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17230 * ifcvt.c (if_convert): Ditto.
17231 * tree-ssa-threadupdate.c (thread_block): Ditto.
17232 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17233 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17234 verify_loop_closed_ssa): Check number_of_loops instead of
17236 * predict.c (tree_estimate_probability): Ditto.
17237 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17238 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17239 * modulo-sched.c (sms_schedule): Ditto.
17240 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17241 (scev_finalize): Do not do anything if scev analysis was not
17243 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17244 current_loops == NULL.
17245 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17246 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17247 there are no loops.
17248 (loop_optimizer_finalize): Assert that loops were analyzed.
17249 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17250 rtl_doloop): Check number_of_loops instead of current_loops.
17251 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17252 current_loops == NULL.
17253 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17254 gate_tree_vectorize tree_linear_transform, check_data_deps,
17255 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17256 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17257 Check number_of_loops instead of current_loops.
17258 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17259 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17260 free loops if available.
17261 (execute_pre): Do not pass do_fre to fini_pre.
17263 2007-05-27 Tobias Burnus <burnus@net-b.de>
17265 PR middle-end/32083
17266 * real.c (mpfr_from_real): Fix sign of -Inf.
17268 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17270 * tree-vect-transform.c (vectorizable_conversion): Initialize
17271 tree_code variables to ERROR_MARK.
17272 (vectorizable_type_demotion): Likewise.
17273 (vectorizable_type_promotion): Likewise.
17275 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17278 * config/i386/i386.md (movti): Handle push operands via
17279 ix86_expand_push().
17281 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17283 * basic-block.h: Remove the prototype for merge_seq_blocks.
17284 * cfgcleanup.c (merge_seq_blocks): Remove.
17286 * tree-flow.h: Remove the prototype for is_aliased_with.
17287 * tree-ssa-alias.c (is_aliased_with): Remove.
17289 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17291 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17293 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17295 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17296 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17297 (vec_unpacks_hi_v16qi): Likewise.
17298 (vec_unpacku_lo_v16qi): Likewise.
17299 (vec_unpacks_lo_v16qi): Likewise.
17300 (vec_unpacku_hi_v8hi): Likewise.
17301 (vec_unpacks_hi_v8hi): Likewise.
17302 (vec_unpacku_lo_v8hi): Likewise.
17303 (vec_unpacks_lo_v8hi): Likewise.
17304 (vec_unpacku_hi_v4si): Likewise.
17305 (vec_unpacks_hi_v4si): Likewise.
17306 (vec_unpacku_lo_v4si): Likewise.
17307 (vec_unpacks_lo_v4si): Likewise.
17309 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17311 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17312 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17313 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17314 follow spelling conventions in various
17315 warning/error/diagnostic messages.
17317 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17318 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17319 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17320 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17321 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17322 * doc/tm.texi: Follow spelling conventions.
17324 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17327 * tree-ssa-forwprop.c
17328 (forward_propagate_addr_into_variable_array_index): Remove
17329 the lhs argument. Use the type of def_rhs instead of lhs.
17330 (forward_propagate_addr_expr_1): Update use of
17331 forward_propagate_addr_into_variable_array_index.
17333 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17334 Nigel Stephens <nigel@mips.com>
17336 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17337 function attributes, "far" being an alias for "long_call".
17338 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17339 (mips_near_type_p, mips_far_type_p): New.
17340 (mips_comp_type_attributes): New function to check that attributes
17341 attached to a function type are compatible.
17342 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17343 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17344 to the target function of the thunk.
17345 (mips_encode_section_info): Check for "near" and "far" function
17346 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17348 * config/mips/predicates.md (const_call_insn_operand): Test only
17349 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17351 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17354 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17355 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17356 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17357 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17359 2007-05-25 Eric Christopher <echristo@apple.com>
17361 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17362 to x86-darwin configurations.
17363 * config/i386/t-darwin: Add softfp support.
17364 * config/i386/t-darwin64: Ditto.
17365 * config/i386/sfp-machine.h: If mach then don't use
17366 aliasing, emit a stub to call.
17368 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17370 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17371 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17372 tree-predcom.c, tree-ssa-alias-warnings.c,
17373 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17374 comment typos. Follow spelling conventions.
17375 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17377 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17380 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17381 constants into memory. Expand unaligned memory references for
17382 SSE modes via x86_expand_vector_move_misalign() function.
17384 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17386 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
17387 "memory" attribute for "sseishft" type insn without operands[2].
17389 2007-05-25 Dirk Mueller <dmueller@suse.de>
17390 Marcus Meissner <meissner@suse.de>
17392 * doc/extend.texi (alloc_size): New attribute.
17393 * c-common.c (handle_alloc_size_attribute): New.
17394 * tree-object-size.c (alloc_object_size): Use alloc_size
17395 attribute, if available.
17397 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17399 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17401 (__builtin_ia32_vec_ext_v2di): Likewise.
17402 (__builtin_ia32_vec_ext_v4si): Likewise.
17403 (__builtin_ia32_vec_ext_v8hi): Likewise.
17404 (__builtin_ia32_vec_ext_v16qi): Likewise.
17405 (__builtin_ia32_vec_set_v8hi): Likewise.
17407 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17409 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17411 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17413 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17414 (arm_is_longcall_p): Rename to...
17415 (arm_is_long_call_p): ...this. Take a single tree argument and
17417 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17418 (CUMULATIVE_ARGS): Remove call_cookie.
17419 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17420 (ENCODED_LONG_CALL_ATTR_P): Delete.
17421 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17422 LONG_CALL_FLAG_CHAR cases.
17423 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17424 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17425 ARM_DECLARE_FUNCTION_SIZE.
17426 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17427 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17428 (arm_encode_call_attribute, current_file_function_operand): Delete.
17429 (arm_function_in_section_p): New function.
17430 (arm_is_longcall_p): Rename to...
17431 (arm_is_long_call_p): ...this. Take the target function as a single
17432 argument and return a bool. Do not rely on call cookies. Check
17433 whether the target symbol is in the same section as the current
17434 function, not just the same compilation unit.
17435 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17436 (arm_encode_section_info): Don't encode a call type.
17437 * config/arm/arm.md (call, call_value): Update calls to
17438 arm_is_long(_)call_p. Simplify logic.
17439 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17440 Update calls to arm_is_long(_)call_p.
17442 2007-05-25 Richard Guenther <rguenther@suse.de>
17444 PR tree-optimization/31982
17445 * tree-ssa-forwprop.c
17446 (forward_propagate_addr_into_variable_array_index): Handle arrays
17447 with element size one.
17449 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17451 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17452 (umulsi3_highpart): Likewise.
17454 2007-05-24 Ian Lance Taylor <iant@google.com>
17456 PR rtl-optimization/32069
17457 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17460 2007-05-24 Ollie Wild <aaw@google.com>
17462 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17465 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17467 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17468 (oprs_unchanged_p): Use it to check all registers in a REG.
17469 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17470 (reg_set_between_after_reload_p): Delete.
17471 (reg_used_between_after_reload_p): Likewise.
17472 (reg_set_or_used_since_bb_start): Likewise.
17473 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17474 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17475 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17476 * rtlanal.c (reg_set_p): Check whether REG overlaps
17477 regs_invalidated_by_call, rather than just checking the
17478 membership of REGNO (REG).
17480 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17482 * doc/passes.texi: Document predictive commoning.
17483 * doc/invoke.texi (-fpredictive-commoning): Document.
17484 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17485 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17486 adding indices to the generated name.
17487 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17488 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17489 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17490 (op_symbol_code): ... and exported.
17491 (dump_omp_clause, op_symbol): Use op_symbol_code
17492 instead of op_symbol_1.
17493 * tree-pass.h (pass_predcom): Declare.
17494 * timevar.def (TV_PREDCOM): New timevar.
17495 * tree-ssa-loop.c (run_tree_predictive_commoning,
17496 gate_tree_predictive_commoning, pass_predcom): New.
17497 * tree-data-ref.c (find_data_references_in_loop): Find the
17498 references in dominance order.
17499 (canonicalize_base_object_address): Ensure that the result has
17501 (dr_analyze_innermost): Export.
17502 (create_data_ref): Code to fail for references with invariant
17504 (find_data_references_in_stmt): ... here.
17505 * tree-data-ref.h (dr_analyze_innermost): Declare.
17506 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17507 (aff_combination_find_elt, name_expansion_hash,
17508 name_expansion_eq, tree_to_aff_combination_expand,
17509 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17511 * tree-affine.h (aff_combination_constant_multiple_p,
17512 tree_to_aff_combination_expand): Declare.
17513 * tree-predcom.c: New file.
17514 * common.opt (fpredictive-commoning): New option.
17515 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17516 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17517 * Makefile.in (tree-predcom.o): Add.
17518 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17519 * passes.c (init_optimization_passes): Add dceloop after
17520 copy propagation in loop optimizer. Add predictive commoning
17521 to loop optimizer passes.
17523 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17525 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17528 2007-05-24 Jan Hubicka <jh@suse.cz>
17530 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17532 (genheader): Include statistics.h.
17534 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17536 * print-rtl.c (flag_dump_unnumbered): Update comments.
17537 (print_rtl): Fix my previous change.
17538 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17541 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17543 PR middle-end/32018
17544 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17546 (thread_through_all_blocks): Call initialize_original_copy_tables
17547 and free_original_copy_tables.
17548 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17550 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17551 * cfghooks.c (duplicate_block): Use get_loop_copy.
17552 * cfg.c: Include cfgloop.h.
17553 (loop_copy): New hash table.
17554 (initialize_original_copy_tables): Initialize loop_copy table.
17555 (free_original_copy_tables): Free loop_copy table.
17556 (copy_original_table_clear, copy_original_table_set,
17557 set_loop_copy, get_loop_copy): New functions.
17558 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17559 * cfgloop.h (struct loop): Remove copy field.
17560 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17561 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17563 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17565 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17566 -msse/-msse2/-msse3.
17568 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17570 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17571 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17573 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17576 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17577 * targhooks.h (default_mangle_decl_assembler_name): Declare
17579 * targhooks.c (default_mangle_decl_assembler_name): Define
17581 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17583 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17584 * langhooks.c (lhd_set_decl_assembler_name): Call
17585 targetm.mangle_decl_assembler_name for names with global scope.
17587 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17589 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17590 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17592 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17593 New. Factored out of i386_pe_encode_section_info.
17594 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17595 Move check for prior decoration of stdcall
17596 symbols to i386_pe_encode_section_info.
17597 (i386_pe_encode_section_info): Adjust call to
17598 gen_stdcall_or_fastcall_suffix. Use
17599 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17600 (i386_pe_mangle_decl_assembler_name): New. Wrap
17601 i386_pe_maybe_mangle_decl_assembler_name.
17603 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17605 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17606 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17607 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17608 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17609 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17612 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17613 Nigel Stephens <nigel@mips.com>
17614 Richard Sandiford <richard@codesourcery.com>
17616 Fix up MIPS16 hard float and add support for complex.
17618 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17619 (TARGET_SOFT_FLOAT_ABI): New.
17620 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17621 __mips_soft_float to reflect the ABI in use, not whether the
17622 FPU is directly accessible (e.g., in MIPS16 mode).
17623 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17624 (UNITS_PER_FPVALUE): Likewise.
17626 * config/mips/mips.c (mips_expand_call): Remove redundant
17627 TARGET_MIPS16 check.
17628 (mips_arg_regno): New.
17629 (function_arg_advance): When setting bits in cum->fp_code for
17630 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17632 (function_arg): Use mips_arg_regno.
17633 (mips_return_mode_in_fpr_p): New.
17634 (mips16_call_stub_mode_suffix): New.
17635 (mips16_cfun_returns_in_fpr_p): New.
17636 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17637 (mips_output_function_prologue): Test mips16_hard_float, not
17638 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17639 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17640 return value into a floating-point register.
17641 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17642 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17643 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17644 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17645 word of double arguments from or to the high bits of 64-bit
17646 floating point registers.
17647 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17648 (mips16_fpret_double): New helper function.
17649 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17650 support for complex modes. Fill in DECL_RESULT for stubdecl.
17651 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17653 * config/mips/mips16.S
17654 (RET, ARG1, ARG2): New.
17655 (MERGE_GPRf, MERGE_GPRt): New.
17656 (DELAYt, DELAYf): New.
17657 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17658 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17659 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17660 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17661 (SFOP): Renamed to...
17662 (OPSF3): This, and macro-ified. Updated all uses.
17663 (SFOP2): Renamed to...
17664 (OPSF2): This, and macro-ified. Updated all uses.
17665 (SFCMP): Renamed to...
17666 (CMPSF): This, and macro-ified. Updated all uses.
17667 (SFREVCMP): Renamed to...
17668 (REVCMPSF): This, and macro-ified. Updated all uses.
17669 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17670 (LDDBL1, LDDBL2, RETDBL): Deleted.
17671 (DFOP): Renamed to...
17672 (OPDF3): This, and macro-ified. Updated all uses.
17673 (DFOP2): Renamed to...
17674 (OPDF2): This, and macro-ified. Updated all uses.
17675 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17676 (DFCMP): Renamed to...
17677 (CMPDF): This, and macro-ified. Updated all uses.
17678 (DFREVCMP): Renamed to...
17679 (REVCMPDF): This, and macro-ified. Updated all uses.
17680 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17681 (RET_FUNCTION): New.
17682 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17683 (__mips16_ret_sc, __mips16_ret_dc): New.
17684 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17685 STUB_ARGS_6, STUB_ARGS_10): New.
17686 (CALL_STUB_NO_RET): New.
17687 (__mips16_call_stub_1): Macro-ified.
17688 (__mips16_call_stub_5): Macro-ified.
17689 (__mips16_call_stub_2): Macro-ified.
17690 (__mips16_call_stub_6): Macro-ified.
17691 (__mips16_call_stub_9): Macro-ified.
17692 (__mips16_call_stub_10): Macro-ified.
17693 (CALL_STUB_RET): New.
17694 (__mips16_call_stub_sf_0): Macro-ified.
17695 (__mips16_call_stub_sf_1): Macro-ified.
17696 (__mips16_call_stub_sf_5): Macro-ified.
17697 (__mips16_call_stub_sf_2): Macro-ified.
17698 (__mips16_call_stub_sf_6): Macro-ified.
17699 (__mips16_call_stub_sf_9): Macro-ified.
17700 (__mips16_call_stub_sf_10): Macro-ified.
17701 (__mips16_call_stub_df_0): Macro-ified.
17702 (__mips16_call_stub_df_1): Macro-ified.
17703 (__mips16_call_stub_df_5): Macro-ified.
17704 (__mips16_call_stub_df_2): Macro-ified.
17705 (__mips16_call_stub_df_6): Macro-ified.
17706 (__mips16_call_stub_df_9): Macro-ified.
17707 (__mips16_call_stub_df_10): Macro-ified.
17708 (__mips16_call_stub_sc_0): New.
17709 (__mips16_call_stub_sc_1): New.
17710 (__mips16_call_stub_sc_5): New.
17711 (__mips16_call_stub_sc_2): New.
17712 (__mips16_call_stub_sc_6): New.
17713 (__mips16_call_stub_sc_9): New.
17714 (__mips16_call_stub_sc_10): New.
17715 (__mips16_call_stub_dc_0): New.
17716 (__mips16_call_stub_dc_1): New.
17717 (__mips16_call_stub_dc_5): New.
17718 (__mips16_call_stub_dc_2): New.
17719 (__mips16_call_stub_dc_6): New.
17720 (__mips16_call_stub_dc_9): New.
17721 (__mips16_call_stub_dc_10): New.
17723 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17724 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17725 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17727 2007-05-23 Ian Lance Taylor <iant@google.com>
17729 * doc/invoke.texi (Invoking GCC): Document that the order of the
17732 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17735 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17736 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17737 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17741 * config/score/score.c (score_print_operand): Make sure that only
17742 lower bits are used.
17744 2007-05-22 Ian Lance Taylor <iant@google.com>
17746 * tree-vrp.c (avoid_overflow_infinity): New static function,
17747 broken out of set_value_range_to_value.
17748 (set_value_range_to_value): Call avoid_overflow_infinity.
17749 (extract_range_from_assert): Likewise.
17751 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17753 PR middle-end/31095
17754 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17755 change the type before looking for a COMPOUND_EXPR.
17757 2007-05-22 Ian Lance Taylor <iant@google.com>
17759 * lower-subreg.c (decompose_multiword_subregs): If we change an
17760 insn, call remove_retval_note on it.
17762 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17764 * regs.h (end_hard_regno): New function.
17765 (END_HARD_REGNO, END_REGNO): New macros.
17766 (add_to_hard_reg_set): New function.
17767 (remove_from_hard_reg_set): Likewise.
17768 (in_hard_reg_set_p): Likewise.
17769 (overlaps_hard_reg_set_p): Likewise.
17770 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17771 (note_btr_set): Use END_HARD_REGNO.
17772 * caller-save.c (setup_save_areas): Use end_hard_regno.
17773 (mark_set_regs): Use END_HARD_REGNO.
17774 (add_stored_regs): Use end_hard_regno.
17775 (mark_referenced_regs): Use add_to_hard_reg_set.
17776 * combine.c (update_table_tick): Use END_REGNO.
17777 (record_value_for_reg): Likewise.
17778 (record_dead_and_set_regs): Likewise.
17779 (get_last_value_validate): Likewise.
17780 (use_crosses_set_p): Likewise.
17781 (reg_dead_at_p_1): Likewise.
17782 (reg_dead_at_p): Likewise.
17783 (mark_used_regs_combine): Use add_to_hard_reg_set.
17784 (move_deaths): Use END_HARD_REGNO.
17785 (reg_bitfield_target_p): Use end_hard_regno.
17786 (distribute_notes): Use END_HARD_REGNO.
17787 * cse.c (mention_regs): Use END_REGNO.
17788 (insert): Use add_to_hard_reg_set.
17789 (invalidate): Use END_HARD_REGNO.
17790 (invalidate_for_call): Likewise.
17791 (exp_equiv_p): Use END_REGNO.
17792 (cse_insn): Likewise.
17793 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17794 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17795 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17796 * function.c (keep_stack_depressed): Use end_hard_regno.
17797 * global.c (global_alloc): Use end_hard_regno.
17798 (global_conflicts): Use add_to_hard_reg_set instead of
17800 (find_reg): Likewise.
17801 (mark_reg_store): Likewise.
17802 (mark_reg_conflicts): Likewise.
17803 (mark_reg_death): Use remove_from_hard_reg_set.
17804 (mark_reg_live_nc): Delete.
17805 (set_preference): Use end_hard_regno.
17806 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17807 remove_from_hard_reg_set.
17808 (post_mark_life): Use add_to_hard_reg_set.
17809 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17810 (reg_becomes_live): Use add_to_hard_reg_set.
17811 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17812 (peep2_find_free_register): Use add_to_hard_reg_set.
17813 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17814 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17815 * regrename.c (note_sets): Use add_to_hard_reg_set.
17816 (clear_dead_regs): Use remove_from_hard_reg_set.
17817 (regrename_optimize): Use add_to_hard_reg_set.
17818 (find_oldest_value_reg): Use in_hard_reg_set_p.
17819 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17820 (hard_reg_set_here_p): Use end_hard_regno.
17821 (decompose): Likewise.
17822 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17823 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17824 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17825 (mark_home_live): Use end_hard_regno.
17826 (spill_hard_reg): Likewise.
17827 (clear_reload_reg_in_use): Likewise.
17828 * reorg.c (delete_prior_computation): Use END_REGNO.
17829 * resource.c (update_live_status): Use END_HARD_REGNO.
17830 (mark_referenced_resources): Use add_to_hard_reg_set.
17831 (mark_set_resources): Likewise.
17832 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17833 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17834 (reg_overlap_mentioned_p): Likewise.
17835 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17836 (covers_regno_no_parallel_p): Use END_REGNO.
17837 (find_regno_note): Likewise.
17838 (find_reg_fusage): Use END_HARD_REGNO.
17839 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17840 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17842 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17844 * mode-switching.c (reg_dies): Change type of second argument to
17846 (optimize_mode_switching): Update accordingly.
17848 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17850 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17852 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17853 (hard_reg_set_empty_p): ...these new functions.
17854 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17855 GO_IF_HARD_REG_SUBSET.
17856 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17857 instead of GO_IF_HARD_REG_EQUAL.
17858 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17859 instead of GO_IF_HARD_REG_EQUAL.
17860 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17861 GO_IF_HARD_REG_SUBSET.
17862 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17863 GO_IF_HARD_REG_EQUAL.
17864 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17865 of GO_IF_HARD_REG_SUBSET.
17866 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17867 instead of GO_IF_HARD_REG_EQUAL.
17868 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17869 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17870 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17871 of GO_IF_HARD_REG_SUBSET,
17872 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17873 GO_IF_HARD_REG_SUBSET.
17874 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17875 instead of GO_IF_HARD_REG_EQUAL.
17876 * config/sh/sh.c (push_regs, calc_live_regs): Use
17877 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17878 (hard_regs_intersect_p): Delete.
17880 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17882 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17884 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17885 Richard Henderson <rth@redhat.com>
17887 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17889 (x86_64-*-*): Likewise.
17891 * i386/i386-modes.def (V2QI): New.
17893 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17895 (override_options): Support SSE4.1.
17896 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17897 (IX86_BUILTIN_BLENDPS): Likewise.
17898 (IX86_BUILTIN_BLENDVPD): Likewise.
17899 (IX86_BUILTIN_BLENDVPS): Likewise.
17900 (IX86_BUILTIN_PBLENDVB128): Likewise.
17901 (IX86_BUILTIN_PBLENDW128): Likewise.
17902 (IX86_BUILTIN_DPPD): Likewise.
17903 (IX86_BUILTIN_DPPS): Likewise.
17904 (IX86_BUILTIN_INSERTPS128): Likewise.
17905 (IX86_BUILTIN_MOVNTDQA): Likewise.
17906 (IX86_BUILTIN_MPSADBW128): Likewise.
17907 (IX86_BUILTIN_PACKUSDW128): Likewise.
17908 (IX86_BUILTIN_PCMPEQQ): Likewise.
17909 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17910 (IX86_BUILTIN_PMAXSB128): Likewise.
17911 (IX86_BUILTIN_PMAXSD128): Likewise.
17912 (IX86_BUILTIN_PMAXUD128): Likewise.
17913 (IX86_BUILTIN_PMAXUW128): Likewise.
17914 (IX86_BUILTIN_PMINSB128): Likewise.
17915 (IX86_BUILTIN_PMINSD128): Likewise.
17916 (IX86_BUILTIN_PMINUD128): Likewise.
17917 (IX86_BUILTIN_PMINUW128): Likewise.
17918 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17919 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17920 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17921 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17922 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17923 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17924 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17925 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17926 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17927 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17928 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17929 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17930 (IX86_BUILTIN_PMULDQ128): Likewise.
17931 (IX86_BUILTIN_PMULLD128): Likewise.
17932 (IX86_BUILTIN_ROUNDPD): Likewise.
17933 (IX86_BUILTIN_ROUNDPS): Likewise.
17934 (IX86_BUILTIN_ROUNDSD): Likewise.
17935 (IX86_BUILTIN_ROUNDSS): Likewise.
17936 (IX86_BUILTIN_PTESTZ): Likewise.
17937 (IX86_BUILTIN_PTESTC): Likewise.
17938 (IX86_BUILTIN_PTESTNZC): Likewise.
17939 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17940 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17941 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17942 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17943 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17944 (bdesc_ptest): New.
17945 (bdesc_sse_3arg): Likewise.
17946 (bdesc_2arg): Likewise.
17947 (bdesc_1arg): Likewise.
17948 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17950 (ix86_expand_sse_4_operands_builtin): New.
17951 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17952 smaller than 8 bits as the 2nd arg.
17953 (ix86_expand_sse_ptest): New.
17954 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17955 (ix86_expand_vector_set): Support SSE4.1.
17956 (ix86_expand_vector_extract): Likewise.
17958 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17959 __SSE4_1__ for -msse4.1.
17961 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17962 (UNSPEC_INSERTPS): Likewise.
17963 (UNSPEC_DP): Likewise.
17964 (UNSPEC_MOVNTDQA): Likewise.
17965 (UNSPEC_MPSADBW): Likewise.
17966 (UNSPEC_PHMINPOSUW): Likewise.
17967 (UNSPEC_PTEST): Likewise.
17968 (UNSPEC_ROUNDP): Likewise.
17969 (UNSPEC_ROUNDS): Likewise.
17971 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17973 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17974 (const_pow2_1_to_32768_operand): Likewise.
17976 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17979 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17981 (sse4_1_insertps): Likewise.
17982 (*sse4_1_extractps): Likewise.
17983 (sse4_1_ptest): Likewise.
17984 (sse4_1_mulv2siv2di3): Likewise.
17985 (*sse4_1_mulv4si3): Likewise.
17986 (*sse4_1_smax<mode>3): Likewise.
17987 (*sse4_1_umax<mode>3): Likewise.
17988 (*sse4_1_smin<mode>3): Likewise.
17989 (*sse4_1_umin<mode>3): Likewise.
17990 (sse4_1_eqv2di3): Likewise.
17991 (*sse4_1_pinsrb): Likewise.
17992 (*sse4_1_pinsrd): Likewise.
17993 (*sse4_1_pinsrq): Likewise.
17994 (*sse4_1_pextrb): Likewise.
17995 (*sse4_1_pextrb_memory): Likewise.
17996 (*sse4_1_pextrw_memory): Likewise.
17997 (*sse4_1_pextrq): Likewise.
17998 (sse4_1_blendpd): Likewise.
17999 (sse4_1_blendps): Likewise.
18000 (sse4_1_blendvpd): Likewise.
18001 (sse4_1_blendvps): Likewise.
18002 (sse4_1_dppd): Likewise.
18003 (sse4_1_dpps): Likewise.
18004 (sse4_1_movntdqa): Likewise.
18005 (sse4_1_mpsadbw): Likewise.
18006 (sse4_1_packusdw): Likewise.
18007 (sse4_1_pblendvb): Likewise.
18008 (sse4_1_pblendw): Likewise.
18009 (sse4_1_phminposuw): Likewise.
18010 (sse4_1_extendv8qiv8hi2): Likewise.
18011 (*sse4_1_extendv8qiv8hi2): Likewise.
18012 (sse4_1_extendv4qiv4si2): Likewise.
18013 (*sse4_1_extendv4qiv4si2): Likewise.
18014 (sse4_1_extendv2qiv2di2): Likewise.
18015 (*sse4_1_extendv2qiv2di2): Likewise.
18016 (sse4_1_extendv4hiv4si2): Likewise.
18017 (*sse4_1_extendv4hiv4si2): Likewise.
18018 (sse4_1_extendv2hiv2di2): Likewise.
18019 (*sse4_1_extendv2hiv2di2): Likewise.
18020 (sse4_1_extendv2siv2di2): Likewise.
18021 (*sse4_1_extendv2siv2di2): Likewise.
18022 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18023 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18024 (sse4_1_zero_extendv4qiv4si2): Likewise.
18025 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18026 (sse4_1_zero_extendv2qiv2di2): Likewise.
18027 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18028 (sse4_1_zero_extendv4hiv4si2): Likewise.
18029 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18030 (sse4_1_zero_extendv2hiv2di2): Likewise.
18031 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18032 (sse4_1_zero_extendv2siv2di2): Likewise.
18033 (*sse4_1_zero_extendv2siv2di2): Likewise.
18034 (sse4_1_roundpd): Likewise.
18035 (sse4_1_roundps): Likewise.
18036 (sse4_1_roundsd): Likewise.
18037 (sse4_1_roundss): Likewise.
18038 (mulv4si3): Don't expand for SSE4.1.
18039 (smax<mode>3): Likewise.
18040 (umaxv4si3): Likewise.
18041 (uminv16qi3): Likewise.
18042 (umin<mode>3): Likewise.
18043 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18045 * doc/extend.texi: Document SSE4.1 built-in functions.
18047 * doc/invoke.texi: Document -msse4.1.
18049 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18051 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18052 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18053 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18054 (ASM_SPEC): Add asm_pcrel_spec.
18055 (EXTRA_SPECS): Add asm_pcrel_spec.
18057 2007-05-21 David Daney <ddaney@avtrex.com>
18059 * doc/install.texi (Building a cross compiler): Add requirements
18060 for Java cross compiler.
18062 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18064 PR middle-end/31995
18065 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18066 Add loopno argument. Use evolution_function_is_invariant_rec_p
18067 instead of evolution_function_is_constant_p.
18068 Update calls to evolution_function_is_affine_multivariate_p.
18069 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18070 Add loopno argument.
18071 * tree-scalar-evolution.c (gather_chrec_stats): Call
18072 evolution_function_is_affine_multivariate_p with a loop
18074 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18075 (analyze_overlapping_iterations): Likewise.
18076 (access_functions_are_affine_or_constant_p): Likewise.
18077 (build_classic_dist_vector_1): If the access functions
18078 are equal, don't do anything.
18080 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18081 Paolo Carlini <pcarlini@suse.de>
18082 Uros Bizjak <ubizjak@gmail.com>
18084 * c-cppbuiltin.c (c_cpp_builtins): Define
18085 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18086 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18087 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18088 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18090 2007-05-21 Mike Stump <mrs@apple.com>
18092 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18094 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18096 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18098 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18099 implementation if __OPTIMIZE__ is not defined.
18100 (_mm_alignr_pi8): Ditto.
18101 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18102 (_mm_inserti_si64): Ditto.
18103 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18104 (_mm_slli_epi16): Ditto.
18105 (_mm_slli_epi32): Ditto.
18106 (_mm_slli_epi64): Ditto.
18107 (_mm_srai_epi16): Ditto.
18108 (_mm_srai_epi32): Ditto.
18109 (_mm_srli_si128): Ditto.
18110 (_mm_slli_si128): Ditto.
18111 (_mm_srli_epi16): Ditto.
18112 (_mm_srli_epi32): Ditto.
18113 (_mm_srli_epi64): Ditto.
18114 (_mm_extract_epi16): Ditto.
18115 (_mm_insert_epi16): Ditto.
18116 (_mm_shufflehi_epi16): Ditto.
18117 (_mm_shufflelo_epi16): Ditto.
18118 (_mm_shuffle_epi32): Ditto.
18119 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18120 (_m_pextrw): Ditto.
18121 (_mm_insert_pi16): Ditto.
18122 (_m_pinsrw): Ditto.
18123 (_mm_shuffle_pi16): Ditto.
18124 (_m_pshufw): Ditto.
18125 (_mm_shufle_ps): Ditto.
18126 (_mm_prefetch): Ditto.
18128 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18130 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18131 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18132 * real.c (encode_i370_single, decode_i370_single,
18133 encode_i370_double, decode_i370_double): Functions removed.
18134 (i370_single_format, i370_double_format): Initializations removed.
18135 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18136 Consider the log2_b field to always be one.
18137 (ieee_single_format, mips_single_format, coldfire_single_format,
18138 ieee_double_format, mips_double_format, coldfire_double_format,
18139 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18140 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18141 ibm_extended_format, mips_extended_format, ieee_quad_format,
18142 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18143 decimal_single_format, decimal_double_format, decimal_quad_format,
18144 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18145 initialization of log2_b.
18146 * real.h (i370_single_format, i370_double_format): Declarations
18148 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18149 field to always be one.
18151 2007-05-21 Andreas Schwab <schwab@suse.de>
18153 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18154 NOTE_INSN_BASIC_BLOCK_P.
18155 (process_for_unwind_directive): Likewise.
18157 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18159 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18160 * function.h (struct function): Move va_list_gpr_size,
18161 va_list_fpr_size, function_frequency to front of bitfields. Add
18163 (current_function_calls_unwind_init): New.
18164 * except.c (expand_builtin_unwind_init): Set
18165 current_function_calls_unwind_init not
18166 current_function_has_nonlocal_label.
18167 * reload1.c (has_nonexceptional_receiver): New.
18168 (reload): Use it and current_function_calls_unwind_init to
18169 determine whether call-saved regs must be saved.
18171 2007-05-20 Jan Hubicka <jh@suse.cz>
18173 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18174 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18175 * ddg.c (create_ddg): LIkewise.
18176 * final.c (final): Remove hunk moving line number notes around since
18177 they are no longer present at this stage.
18178 (final_scan_insn): Use NOTE_KIND instead of
18179 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18180 (output_asm_label): Likewise.
18181 * reorg.c (dbr_schedule): Likewise.
18182 * haifa-sched.c (unlink_other_notes): Likewise.
18183 * mode-switching.c (optimize_mode_switching): Likewise.
18184 * graph.c (start_bb): Likewise.
18185 * rtl.def (NOTE): Update description.
18186 * jump.c (squeeze_notes): Delete.
18187 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18188 NOTE_INSN_BASIC_BLOCK_P when possible.
18189 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18190 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18191 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18192 (dwarf2out_var_location): Likewise.
18193 * cfgbuild.c (make_edges): Likewise.
18194 (find_basic_blocks_1): Likewise.
18195 * function.c (reorder_blocks_1): Likewise.
18196 (epilogue_done): Likewise.
18197 (reposition_prologue_and_epilogue_notes): Likewise.
18198 * print-rtl.c (print_rtx): Likewise; drop code for printing
18200 (print_rtl): Likewise.
18201 (print_rtl_single): Likewise.
18202 * gcse.c (insert_insn_start_bb): Likewise.
18203 * alias.c (init_alias_analysis): Likewise.
18204 * calls.c (fixup_tail_calls): Likewise.
18205 * except.c (sjlj_emit_function_enter): Likewise.
18206 * emit-rtl.c (add_insn_after): Likeiwse.
18207 (emit_label_before): Likewise.
18208 (emit_label_after): Likewise.
18209 (emit_note_before, emit_note_after, emit_note): Update
18210 parameter to be enum insn_note; do not deal with source
18212 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18213 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18215 (merge_blocks_move_successor_nojumps): Simplify now when
18216 we don't have BLOCK notes.
18217 (try_optimize_cfg): Likewise.
18218 * cfglayout.c (skip_insns_after_block): Likewise.
18219 (record_effective_endpoints): Likewise.
18220 (duplicate_insn_chain): Likewise.
18221 * varasm.c (output_constant_pool_1): Likewise.
18222 * sched-deps.c (sched_analyze): Likewise.
18223 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18225 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18226 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18227 (SET_INSN_DELETED): Simplify.
18228 (NOTE_LINE_NUMBER): Exterminate.
18229 (NOTE_LINE_KIND): New.
18230 (NOTE_INSN_BASIC_BLOCK_P): Update.
18231 (enum insn_note): Simplify.
18232 (GET_NOTE_INSN_NAME) Simplify.
18233 (emit_note_before, emit_note_after, emit_note): Update prototype.
18234 (squeeze_notes): Remove.
18235 * sched-int.h (NOTE_NOT_BB_P): Update.
18236 * resource.c (mark_target_live_regs): Update.
18237 * sched-rgn.c (debug_dependencies): Update.
18238 * sched-vis.c (print_insn): Update.
18239 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18240 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18241 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18242 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18243 (split_branches): Update.
18244 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18246 (sh_adjust_unroll_max): Exterminate.
18247 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18248 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18249 (m68hc11_reorg): Likewise.
18250 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18251 (emit_predicate_relation_info): Update.
18252 (process_for_unwind_directive): Update.
18253 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18254 (output_call): Update.
18255 * config/pa/pa.c (output_lbranch): Update.
18256 (output_millicode_call): Update.
18257 (output_call): Update.
18258 (pa_combine_instructions): Update.
18259 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18260 * config/bfin/bfin.c (gen_one_bundle): Update.
18261 * cfgrtl.c (can_delete_note_p): Update.
18262 (delete_insn): Update.
18263 (rtl_merge_blocks): Update.
18264 (commit_one_edge_insertion): Update.
18265 (rtl_verify_flow_info): Update.
18266 * stmt.c (expand_case): Do not call squeeze_notes.
18268 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18275 * c.opt (Wtype-limits): New.
18276 * doc/invoke.texi (Wtype-limits): Document it.
18277 (Wextra): Enabled by -Wextra.
18278 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18279 * c-common.c (shorten_compare): Warn with Wtype-limits.
18281 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18283 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18284 inlined function, not as a macro.
18285 (_mm_alignr_pi8): Ditto.
18286 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18287 (_mm_inserti_si64): Ditto.
18288 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18289 (_mm_extract_epi16): Ditto.
18290 (_mm_insert_epi16): Ditto.
18291 (_mm_shufflehi_epi16): Ditto.
18292 (_mm_shufflelo_epi16): Ditto.
18293 (_mm_shuffle_epi32): Ditto.
18294 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18295 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18297 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18299 (_m_to_float): Use C89 compatible assignment.
18301 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18304 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18306 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18309 * doc/invoke.texi (Wreturn-type): Complete description.
18310 (Wextra): Delete item about return-type warning.
18311 * c-decl.c: Delete redundant Wextra warning.
18313 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18316 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18317 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18318 inlined function, not as a macro.
18319 (_mm_prefetch): Ditto.
18320 (_m_pextrw): Ditto.
18321 (_mm_insert_pi16): Ditto.
18322 (_m_pinsrw): Ditto.
18323 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18324 (_m_pshufw): Ditto. Add const to __N argument.
18325 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18326 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18327 (_mm_slli_epi32): Ditto.
18328 (_mm_srli_si128): Implement as always inlined function, not as a
18329 macro. Add __inline to function declaration.
18330 (_mm_slli_si128): Ditto.
18332 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18334 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18335 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18337 (struct fenv): New structure.
18338 (FP_HANDLE_EXCEPTIONS): New define.
18339 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18340 (_FP_DECL_EXP): New define.
18341 (FP_INIT_ROUNDMODE): New define.
18342 (FP_ROUNDMODE): New define.
18344 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18346 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18347 (Wconversion): Update description.
18348 (Wconversion-sign): New.
18349 * c.opt (Wconversion-sign): New.
18350 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18351 means disabled for C++. Otherwise, take the status of Wconversion.
18352 * c-common.c (conversion_warning): Warn with either Wconversion or
18354 (warnings_for_convert_and_check): Conditions are already checked by
18355 conversion_warning.
18356 (convert_and_check): Don't check warnings if the conversion failed.
18358 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18359 Anatoly Sokolov <aesok@dol.ru>
18361 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18362 avr_epilogue_uses) : Add declaration.
18363 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18364 * config/avr/constraints.md (R): New constraint.
18365 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18366 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18367 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18368 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18369 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18370 call_prologue_saves, epilogue_restores, return_from_epilogue,
18371 return_from_main_epilogue, return_from_interrupt_epilogue,
18372 return_from_naked_epilogue, prologue, epilogue): New patterns.
18373 (jump): Handle symbol reference.
18374 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18375 avr_output_function_prologue, avr_output_function_epilogue): Remove
18377 (avr_init_machine_status, expand_prologue, expand_epilogue,
18378 avr_asm_function_end_prologue, avr_epilogue_uses,
18379 avr_asm_function_begin_epilogue): New functions.
18380 (prologue_size, epilogue_size, jump_tables_size): Remove global
18382 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18383 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18384 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18385 (avr_override_options): Initialise init_machine_status.
18386 (output_movhi): Handle all stack pointer loads.
18387 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
18388 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
18389 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
18390 (EPILOGUE_USES) Redefine.
18391 (machine_function) Declare.
18393 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18395 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18396 Use a single return statement.
18398 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18400 PR middle-end/30250
18401 * builtins.c (do_mpfr_lgamma_r): New.
18402 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18403 * tree.h (CASE_FLT_FN_REENT): New.
18405 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18407 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18408 (output_die): Use 'unsigned long' with %x.
18409 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18410 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18411 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18413 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18415 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18420 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18421 true if function has no argument.
18423 2007-05-18 DJ Delorie <dj@redhat.com>
18425 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18426 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18428 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18430 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18431 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18432 count_trailing_zeros.
18433 (__i386__): Implement count_leading_zeros using __builtin_clz().
18434 Implement count_trailing_zeros usign __builtin_ctz().
18436 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18438 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18440 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18442 PR middle-end/31344
18443 * expr.c (emit_move_change_mode): Change mode of push operands here.
18445 2007-05-17 Ian Lance Taylor <iant@google.com>
18447 PR tree-optimization/31953
18448 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18449 Change all callers.
18450 (set_value_range_to_null): Call set_value_range_to_value.
18451 (extract_range_from_comparison): Likewise.
18453 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18455 * toplev.c (print_version): Output GMP/MPFR version info.
18457 * builtins.c (CASE_MATHFN_REENT): New macro.
18458 (mathfn_built_in): Use it.
18459 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18460 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18461 BUILT_IN_LGAMMAL_R): New.
18462 * doc/extend.texi: Document new builtins.
18464 PR middle-end/31796
18465 * builtins.c (do_mpfr_remquo): New.
18466 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18467 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18469 PR middle-end/30251
18470 * builtins.c (fold_builtin_1): Handle y0, y1.
18471 (fold_builtin_2): Handle yn.
18473 PR middle-end/30251
18474 * builtins.c (do_mpfr_bessel_n): New.
18475 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18476 (fold_builtin_2): Handle BUILT_IN_JN.
18478 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18481 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18482 TYPE_PRECISION (intmax_type_node).
18484 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18487 * reload.c (subst_reloads): Remove checking.
18489 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18491 PR rtl-optimization/31691
18492 * combine.c (simplify_set): Build a new src pattern instead of
18493 substituting its operands in the COMPARE case.
18495 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18497 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18498 (execute_vrp): Preserve loops through jump threading.
18499 * tree-ssa-threadupdate.c (thread_single_edge,
18500 dbds_continue_enumeration_p, determine_bb_domination_status,
18501 thread_through_loop_header): New functions.
18502 (create_edge_and_update_destination_phis,
18503 create_edge_and_update_destination_phis): Set loops for the new blocks.
18504 (prune_undesirable_thread_requests): Removed.
18505 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18507 (thread_block): Do not call prune_undesirable_thread_requests.
18509 (mark_threaded_blocks): Select edges to thread here.
18510 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18511 Thread edges through loop headers independently.
18512 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18513 * tree-pass.h (TODO_mark_first_instance): New.
18514 (first_pass_instance): Declare.
18515 * cfghooks.c (duplicate_block): Put the block to the original loop
18516 if copy is not specified.
18517 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18518 jump threading. Pass may_peel_loop_headers to
18519 thread_through_all_blocks according to first_pass_instance.
18520 * cfgloop.h (create_preheader): Declare.
18521 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18522 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18523 * passes.c (first_pass_instance): New variable.
18524 (next_pass_1): Set TODO_mark_first_instance.
18525 (execute_todo): Set first_pass_instance.
18527 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18529 PR tree-optimization/24659
18530 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18531 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18532 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18533 OTI_vec_pack_ufix_trunc.
18534 (vec_unpacks_float_hi_optab): Define new macro.
18535 (vec_unpacks_float_lo_optab): Ditto.
18536 (vec_unpacku_float_hi_optab): Ditto.
18537 (vec_unpacku_float_lo_optab): Ditto.
18538 (vec_pack_sfix_trunc_optab): Ditto.
18539 (vec_pack_ufix_trunc_optab): Ditto.
18540 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18541 and vec_pack_[s|u]fix_trunc_optab using
18542 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18543 * tree-vectorizer.c (supportable_widening_operation): Handle
18544 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18545 (supportable_narrowing_operation): New function.
18546 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18547 * tree-vect-transform.c (vectorizable_conversion): Handle
18548 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18549 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18550 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18551 to check for target support.
18552 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18553 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18554 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18555 for VEC_PACK_FIX_TRUNC_EXPR.
18556 (expand_binop): Special case mode of the result for
18557 vec_pack_[u|s]fix_trunc_optab.
18558 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18559 vec_pack_[u|s]fix_trunc_optab.
18561 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18562 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18563 * tree-pretty-print.c (dump_generic_node): Handle
18564 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18565 VEC_PACK_FIX_TRUNC_EXPR.
18567 * expr.c (expand_expr_real_1): Ditto.
18568 * tree-inline.c (estimate_num_insns_1): Ditto.
18569 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18571 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18572 (vec_unpacks_float_lo_v8hi): Ditto.
18573 (vec_unpacku_float_hi_v8hi): Ditto.
18574 (vec_unpacku_float_lo_v8hi): Ditto.
18575 (vec_unpacks_float_hi_v4si): Ditto.
18576 (vec_unpacks_float_lo_v4si): Ditto.
18577 (vec_pack_sfix_trunc_v2df): Ditto.
18579 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18581 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18582 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18583 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18584 [vec_pack_ufix_trunc]: Ditto.
18585 [vec_unpacks_float_hi]: Ditto.
18586 [vec_unpacks_float_lo]: Ditto.
18587 [vec_unpacku_float_hi]: Ditto.
18588 [vec_unpacku_float_lo]: Ditto.
18590 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18592 * soft-fp/README: Update for new files.
18593 * soft-fp/floattisf.c: New file.
18594 * soft-fp/floattidf.c: New file.
18595 * soft-fp/floattitf.c: New file.
18596 * soft-fp/floatuntisf.c: New file.
18597 * soft-fp/floatuntidf.c: New file.
18598 * soft-fp/floatuntitf.c: New file.
18599 * soft-fp/fixsfti.c: New file.
18600 * soft-fp/fixdfti.c: New file.
18601 * soft-fp/fixtfti.c: New file.
18602 * soft-fp/fixunssfti.c: New file.
18603 * soft-fp/fixunsdfti.c: New file.
18604 * soft-fp/fixunstfti.c: New file.
18605 * soft-fp/extendxftf.c: New file.
18606 * soft-fp/trunctfxf.c: New file.
18608 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18609 (__trunctfxf2): Ditto.
18611 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18612 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18613 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18614 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18615 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18616 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18618 * config/i386/t-fprules-softfp64: New file.
18619 * config/i386/sfp-machine.h: New file.
18620 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18621 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18622 and soft-fp/t-softfp to tmake_file.
18623 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18624 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18626 * config/i386/t-linux64 (softfp_wrap_start): New.
18627 (softfp_wrap_end): New.
18628 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18629 supported for TARGET_64BIT.
18631 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18633 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18634 c_common_unsigned_type behavior.
18636 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18638 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18641 2007-05-16 Eric Christopher <echristo@apple.com>
18643 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18644 saving after stack push. Set sp_offset whenever we push.
18645 (rs6000_emit_epilogue): Move altivec register restore before
18648 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18650 * configure.ac: Allow sysroots to be relocated under $prefix as
18651 well as $exec_prefix.
18652 * configure: Regenerate.
18654 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18658 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18660 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18661 (gcc_tooldir): Likewise.
18662 * configure: Regenerate.
18663 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18664 old configure.ac gcc_tooldir setting.
18665 (prefix_to_exec_prefix): New variable.
18666 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18667 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18669 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18671 * c-typeck.c (build_binary_op): Return early for error.
18673 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18675 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18676 struct nb_iter_bound.
18677 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18678 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18679 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18680 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18681 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18682 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18683 (del_scev_info): Use ggc_free.
18684 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18685 * loop-init.c: Include ggc.h.
18686 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18687 (loop_optimizer_finalize): Use ggc_free.
18688 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18689 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18690 pass_iv_optimize): Add TODO_ggc_collect.
18691 * function.h (struct function): Remove skip marker from
18693 * cfgloop.c: Include ggc.h.
18694 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18696 (establish_preds): Vector superloops is gc allocated.
18697 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18699 (flow_loops_find): Vector larray is gc allocated.
18700 (loop_exit_free): Use ggc_free.
18701 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18702 that head of exits list is now not a part of struct loop.
18703 (record_loop_exits): Allocate exits table in gc memory.
18704 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18705 that head of exits list is now not a part of struct loop.
18706 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18707 struct loop_exit): Add GTY marker.
18708 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18709 Add skip marker to aux field. Make head of exits list a separate
18711 (struct loops): Add GTY marker. Make larray vector gc allocated.
18712 Add param marker to exits table.
18713 (get_loops): Type changed.
18714 * Makefile.in (tree-scalar-evolution.o): Add
18715 gt-tree-scalar-evolution.h dependency.
18716 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18717 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18718 * basic-block.h (struct basic_block_def): Remove skip marker from
18721 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18723 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18724 of 0 in the call to expand_expr().
18725 (expand_builtin_mathfn_3): Ditto.
18726 (expand_builtin_interclass_mathfn): Ditto.
18727 (expand_builtin_cexpi): Ditto.
18728 (expand_builtin_int_roundingfn): Ditto.
18729 (expand_builtin_int_roundingfn_2): Ditto.
18730 (expand_builtin_pow): Ditto.
18731 (expand_builtin_powi): Ditto.
18732 (expand_builtin_bswap): Ditto.
18733 (expand_builtin_unop): Ditto.
18734 (expand_builtin_fabs): Ditto.
18735 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18736 the call to expand_expr().
18737 (expand_builtin_sync_operation): Ditto.
18738 (expand_builtin_compare_and_swap): Ditto.
18739 (expand_builtin_lock_test_and_set): Ditto.
18740 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18741 instead of 0 in the call to expand_expr().
18742 (expand_builtin_extract_return_addr): Ditto.
18743 (expand_builtin_eh_return): Ditto.
18744 (expand_eh_return): Ditto.
18745 * explow.c (expr_size): Ditto.
18746 * expr.c (optimize_bitfield_assignment_op): Ditto.
18747 (expand_assignement): Ditto.
18748 (store_expr): Ditto.
18749 (store_field): Ditto.
18750 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18751 the call to expand_expr().
18752 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18753 in the call to expand_expr().
18754 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18755 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18756 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18758 * optabs.c (expand_vec_shift_expr): Ditto.
18759 (expand_vec_cond_expr): Ditto.
18760 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18761 call to expand_expr().
18762 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18763 in the call to expand_expr().
18765 2007-05-14 Dave Korn <dave.korn@artimi.com>
18767 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18769 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18771 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18772 instead of c_common_unsigned_type.
18773 (c_common_unsigned_type): Remove.
18774 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18775 c_common_unsigned_type.
18776 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18777 c_common_unsigned_type.
18778 * c-common.h (c_common_unsigned_type): Remove.
18779 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18780 c_common_unsigned_type.
18781 * c-format.c (check_format_types): Use unsigned_type_for instead of
18782 c_common_unsigned_type.
18783 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18784 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18785 of c_common_unsigned_type.
18786 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18787 lang_hooks.types.unsigned_type.
18788 * expmed.c (make_tree): Use unsigned_type_for instead of
18789 lang_hooks.types.unsigned_type.
18790 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18791 lang_hooks.types.unsigned_type.
18792 (build_range_check): Likewise.
18793 (fold_unary): Likewise.
18794 (fold_binary): Likewise.
18795 (fold_ternary): Likewise.
18796 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18797 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18798 * tree.c (get_unsigned_type): New.
18799 (unsigned_type_for): Use get_unsigned_type instead of
18800 lang_hooks.types.unsigned_type.
18802 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18804 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18805 to m68k_get_function_kind. Update its prototype.
18806 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18808 (m68k_interrupt_function_p): Return enum m68k_function_type
18809 instead of bool. Rename to m68k_get_function_kind.
18810 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18811 target is not fido.
18812 (m68k_compute_frame_layout): Don't mark any register for save
18813 if an interrupt_thread attribute is specified.
18814 (m68k_hard_regno_rename_ok): Update a use of
18815 m68k_interrupt_function_p.
18816 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18817 m68k_interrupt_function_p.
18818 (m68k_function_type): New.
18819 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18820 for a function with an interrupt_thread attribute.
18821 * doc/extend.texi: Document the interrupt_thread attribute.
18823 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18825 Fix PR tree-optimization/31911
18826 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18827 if they didn't change the expression.
18829 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18831 * tree-scalar-evolution.c (resolve_mixers): Exported.
18832 * tree-scalar-evolution.h (resolve_mixers): Declare.
18833 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18834 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18835 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18836 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18837 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18838 strip_conversion, analyze_offset_expr, address_analysis,
18839 object_analysis, analyze_offset): Removed.
18840 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18841 split_constant_offset, canonicalize_base_object_address,
18842 object_address_invariant_in_loop_p, disjoint_objects_p,
18843 dr_may_alias_p, dr_address_invariant_p): New functions.
18844 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18845 and dr_analyze_alias.
18846 (initialize_data_dependence_relation): Use dr_may_alias_p
18847 and object_address_invariant_in_loop_p.
18848 (compute_self_dependence): Handle the case when
18849 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18850 (find_data_references_in_stmt): Restrict the analysis of data
18851 references to the given loop nest.
18852 (find_data_references_in_loop): Made static. Pass loop nest to
18853 find_data_references_in_stmt.
18854 (compute_data_dependences_for_loop): Use DR_VOPS.
18855 (free_data_ref): Free DR_VOPS.
18856 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18857 (struct innermost_loop_behavior): ... new.
18858 (struct base_object_info): Replaced by ...
18859 (struct indices): ... new.
18860 (struct dr_alias): New.
18861 (enum data_ref_type): Removed.
18862 (struct data_reference): Consist of struct innermost_loop_behavior,
18863 struct indices and struct dr_alias.
18864 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18865 (DR_MEMTAG): Renamed to ...
18866 (DR_SYMBOL_TAG): ... this.
18867 (find_data_references_in_loop): Declaration removed.
18868 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18869 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18870 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18871 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18873 2007-05-13 Revital Eres <eres@il.ibm.com>
18875 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18876 which walks virtual def-use chains to find redundant stores.
18877 (dse_optimize_stmt): Call it.
18879 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18881 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18882 * passes.c (init_optimization_passes): Move pass_jump_bypass
18885 * basic-block.h (bb_has_eh_pred): Fix style issue.
18887 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18889 PR rtl-optimization/31848
18890 * loop-invariant.c (move_invariant_reg): If we move an insn
18891 with a REG_EQUAL note, and that insn is not always executed,
18892 remove the REG_EQUAL note.
18894 2007-05-12 Richard Guenther <rguenther@suse.de>
18896 PR tree-optimization/31797
18897 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18898 propagate into a stmt that has volatile ops.
18900 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18902 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18903 (gcc_tooldir): Likewise.
18904 * configure: Regenerate.
18905 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18906 old configure.ac gcc_tooldir setting.
18907 (prefix_to_exec_prefix): New variable.
18908 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18909 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18911 2007-05-11 Silvius Rus <rus@google.com>
18913 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18914 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18915 * c-common.h (strict_aliasing_warning): Change return type.
18916 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18917 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18918 (build_c_cast): Condition call to strict_aliasing_warning.
18919 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18920 * flags.h (set_Wstrict_aliasing): Declare.
18921 * opts.c (set_Wstrict_alising): Define, add call to.
18922 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18923 * tree-ssa-alias-warnings.c: New file.
18924 * tree-ssa-alias.c (compute_may_aliases): Add call to
18925 strict_aliasing_warning_backend.
18927 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18929 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18930 Use loop_depth and loop_outer accessor functions.
18931 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18932 determine_invariantness_stmt, move_computations_stmt): Ditto.
18933 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18934 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18935 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18936 * tree-scalar-evolution.c (interpret_loop_phi,
18937 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18938 instantiate_parameters_1, scev_const_prop): Ditto.
18939 * cfghooks.c (make_forwarder_block): Ditto.
18940 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18941 * modulo-sched.c (loop_canon_p): Ditto.
18942 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18943 slpeel_can_duplicate_loop_p): Ditto.
18944 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18945 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18946 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18947 cancel_loop, verify_loop_structure): Ditto.
18948 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18949 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18950 superloops vector instead of "pred" array.
18951 (establish_preds): Take father loop as an argument. Initialize the
18953 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18954 Do not initialize loop->outer.
18955 (flow_loop_tree_node_remove): Truncate the superloops vector.
18956 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18957 "pred" merged to "superloops" vector.
18958 (loop_depth, loop_outer): New.
18959 (fel_init): Use loop_outer.
18961 2007-05-11 Jan Hubicka <jh@suse.cz>
18963 * cgraphunit.c: Include gt-cgraphunit.h
18964 (static_ctors, static_dtors): New static vars.
18965 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18966 based on implementation in c-common.c
18967 (cgraph_finalize_function): Call record_cdtor_fn.
18968 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18969 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18970 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18971 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18972 build_cdtor, c_build_cdtor_fns): Remove.
18973 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18974 c_build_cdtor_fns): Remove prototype.
18976 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18979 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18980 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18981 * builtins.c (fold_builtin_memchr): New.
18982 (expand_builtin_memchr): Call the latter.
18983 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18984 * doc/extend.texi ([Other built-in functions provided by GCC]):
18987 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18989 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18990 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18991 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18992 PFPO_OP1_TYPE_SHIFT): Constants added.
18993 (DFP_ALL): Mode macro defined.
18994 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18995 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18996 Insn definitions added.
18997 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18998 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19001 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19003 PR tree-optimization/31885
19004 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19005 NULL_TREE to be undetermined.
19006 (automatically_generated_chrec_p): Return false for NULL.
19008 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19010 * config/bfin/bfin.h (MOVE_RATIO): Define.
19012 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19014 * config.gcc (sparc-wrs-vxworks): New target.
19015 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19016 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19017 * config/sparc/sparc.h: Include vxworks-dummy.h.
19018 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19019 include LABEL_REFs too.
19020 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19021 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19023 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19025 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19026 (sparc_emit_call_insn): New function.
19027 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19028 functions when generating VxWorks PIC.
19029 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19030 (call, call_value): Use sparc_emit_call_insn instead of
19033 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19035 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19037 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19039 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19040 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19041 split_double instead of operand_subword.
19043 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19045 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19046 * config/bfin/bfin.c (bfin_local_alignment): New function.
19047 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19049 2007-05-08 Chao-ying Fu <fu@mips.com>
19051 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19052 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19053 (smsub_widen_optab, umsub_widen_optab): Define.
19054 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19056 * genopinit.c (optabs): Fill in smsub_widen_optab and
19058 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19059 and umsub_widen_optab to implement multiply-subtract sequences.
19060 * config/mips/mips.md (*msac<u>_di): Rename to...
19061 (<u>msubsidi4): ...this. Extend condition to include
19062 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19063 of operand 0 to "ka" and use the three-operand form of msub<u>
19065 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19068 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19070 PR rtl-optimization/28011
19071 * reload.c (push_reload): Set dont_share if IN appears in OUT
19072 also when IN is a PLUS rtx.
19073 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19076 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19078 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19079 call unshare_all_decls.
19080 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19081 (unshare_all_decls): Remove.
19083 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19086 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19089 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19090 Nigel Stephens <nigel@mips.com>
19092 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19093 Update comments and all uses.
19094 (MIN_FPRS_PER_FMT): Define.
19095 * config/mips/mips.c (function_arg): Fix to correctly handle
19096 the -mips32r2 -mfp64 -mabi=32 case.
19097 (override_options): Enable use of odd-numbered registers for
19098 SFmode values on MIPS32.
19099 (mips_save_reg_p): Save whole floating-point register pair if
19100 either half is used.
19101 (compute_frame_size): Fix comment.
19103 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19105 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19106 argument of type bool.
19107 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19108 argument. Safely select temporary P register according to it.
19109 (do_link): Change call site of add_to_reg accordingly.
19110 (do_unlink): Add epilogue_p as a fourth argument and pass it
19112 (expand_interrupt_handler_epilogue): Change call of do_unlink
19114 (bfin_expand_prologue): Add a third argument sibcall_p.
19115 * config/bfin/bfin.md (epilogue): Change call of
19116 bfin_expand_epilogue accordingly.
19117 (sibcall_epilogue): Likewise.
19118 (eh_return_internal): Likewise.
19120 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19121 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19122 * config/bfin/bfin.c (bfin_handle_option): Handle
19123 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19124 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19125 Support bf534, bf536 and bf561.
19126 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19128 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19131 * config/i386/i386.c (ix86_function_regparm): Process local
19132 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19134 2007-05-07 Mike Stump <mrs@apple.com>
19136 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19137 also checks for and while statements in C++.
19139 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19141 * gcc.c (at_file_supplied): New variable.
19142 (main): Set it if we expanded argv.
19143 (do_spec_1): Pass an @-file to the linker if we were called with
19144 an @-file argument and HAVE_GNU_LD.
19145 * collect2.c (at_file_supplied): New variable.
19146 (response_file): New variable.
19147 (collect_exit): Unlink response_file if necessary.
19148 (handler): Likewise.
19149 (do_wait): Likewise.
19150 (main): Set at_file_supplied if we expanded argv.
19151 (collect_execute): Pass an @-file to subprocesses if we were called
19152 with an @-file argument.
19153 * configure.ac: Add define for HAVE_GNU_LD.
19154 * configure: Regenerate.
19155 * config.in: Regenerate.
19157 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19159 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19160 operand to HI mode.
19165 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19167 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19168 (TARGET_ENCODE_SECTION_INFO): Re-define.
19169 (m32c_encode_section_info): New
19170 (function_vector_handler): New
19171 (current_function_special_page_vector): New
19172 (m32c_special_page_vector_p): New.
19173 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19175 * config/m32c/jump.md: Added instruction JSRS for functions
19176 with attribute "function_vector".
19177 * doc/extend.texi (function_vector): Added description
19178 for M16C, M32C targets.
19180 2007-05-07 DJ Delorie <dj@redhat.com>
19183 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19184 ashrpsi3, lshrpsi3): Update shift count constraint.
19186 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19187 Nathan Froyd <froydnj@codesourcery.com>
19190 * c-incpath.c (add_path): Strip trailing path separators.
19192 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19194 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19195 Free dominance info before purging EH edges.
19196 (eliminate_degenerate_phis): Likewise.
19197 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19199 2007-05-07 Jan Hubicka <jh@suse.cz>
19201 * gimplify.c (gimplify_expr): Do not crash when folding
19202 (void *)(int)&a + 4.
19204 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19207 * c-opts.c (lang_fortran): Make it non static.
19208 * c-common.h (lang_fortran): New prototype.
19209 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19210 -lang-fortran option was passed by the driver.
19212 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19214 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19215 of ASSERT_CHECKING. Tweak message.
19217 2007-05-06 Revital Eres <eres@il.ibm.com>
19220 * loop-unroll.c (insert_var_expansion_initialization):
19221 Initialize the expansions with -zero instead of +zero.
19223 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19225 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19226 into pic and non-pic versions. Mark r19 as used for
19227 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19228 for tgd_load, tld_load and tie_load .
19229 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19230 version of tgd_load, tld_load and tie_load depending on the
19233 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19234 Jakub Jelinek <jakub@redhat.com>
19236 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19237 (__do_global_dtors_aux): Use more paranoid loop to run
19238 destructors if HIDDEN_DTOR_LIST_END.
19239 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19241 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19243 * varasm.c (align_variable): Don't increase alignment for
19244 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19245 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19247 2007-05-04 Josh Conner <jconner@apple.com>
19249 * basic-block.h (cdi_direction): Assign values to all enumeration
19251 (dom_computed): Remove.
19252 (dom_info_state): New.
19253 (set_dom_info_availability): New.
19254 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19255 walk_data.dom_direction.
19256 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19257 instead of dom_computed[].
19258 (split_edge): Likewise.
19259 (create_basic_block): Likewise.
19260 (merge_blocks): Likewise.
19261 * ifcvt.c (find_if_header): Likewise.
19262 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19263 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19264 * tree-ssa.c (verify_ssa): Likewise.
19265 * tree-cfg.c (tree_verify_flow_info): Likewise.
19266 (remove_edge_and_dominated_blocks): Likewise.
19267 * dominance.c (dom_computed): Make static.
19268 (calc_dfs_tree_nonrec): Change third param to a bool.
19269 (calc_dfs_tree): Change second param to a bool.
19270 (calc_idioms): Change second param to a bool. Use
19271 dom_convert_dir_to_idx.
19272 (init_dom_info): Validate dir before using.
19273 (dom_convert_dir_to_idx): New.
19274 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19275 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19276 (free_dominance_info): Use dom_convert_dir_to_idx.
19277 (get_immediate_dominator): Likewise.
19278 (set_immediate_dominator): Likewise.
19279 (get_dominated_by): Likewise.
19280 (redirect_immediate_dominators): Likewise.
19281 (nearest_common_denominator): Likewise.
19282 (dominated_by_p): Likewise.
19283 (bb_dom_dfs_in): Likewise.
19284 (bb_dom_dfs_out): Likewise.
19285 (recount_dominator): Likewise.
19286 (iterate_fix_dominators): Likewise.
19287 (add_to_dominance_info): Likewise.
19288 (delete_from_dominance_info): Likewise.
19289 (first_dom_son): Likewise.
19290 (next_dom_son): Likewise.
19291 (dom_info_available_p): Likewise.
19292 (dom_info_state): New.
19293 (set_dom_info_availability): New.
19295 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19297 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19299 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19301 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19303 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19304 (subdi3, subdi_carry): Delete.
19306 2007-05-04 Jan Hubicka <jh@suse.cz>
19307 Richard Guenther <rguenther@suse.de>
19309 * opts.c (decode_options): Do not fiddle with inlining
19310 parameters in case of optimizing for size.
19311 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19312 for size do nothing.
19313 (cgraph_decide_inlining_of_small_function): When optimizing for
19314 size never inline functions increasing caller size.
19315 (cgraph_early_inlining): Inline for size when optimizing for size.
19317 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19319 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19320 logical operations piecewise.
19321 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19322 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19323 subdi_sesidi_di): Delete.
19324 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19325 the generated sequence. Allow three-reg add in constraints. Rewrite
19326 the rtl expression for carry to avoid zero_extend of a constant.
19327 (sub_with_carry): New pattern.
19328 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19329 different sequence not involving jumps.
19330 (notbi): Now a named pattern.
19332 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19334 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19335 Add the note about a significant loss of accuracy of some
19336 mathematical routines when these options are used.
19338 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19340 * haifa-sched.c (rtx_vec_t): New typedef.
19341 (contributes_to_priority_p): Extract piece of priority () into new
19343 (priority): Use the function. Add assertion.
19344 (rank_for_schedule, set_priorities): Add assertion to check that
19345 insn's priority is initialized.
19346 (clear_priorities, calc_priorities): Change signature. Make it update
19347 all relevant insns. Update all callers ('add_to_speculative_block ()'
19348 and 'create_block_check_twin ()').
19349 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19350 Add new field 'priority_status'.
19351 (INSN_PRIORITY_STATUS): New macro.
19352 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19354 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19356 * sched-ebb.c (debug_ebb_dependencies): New static function.
19357 (init_ready_list): Use it.
19359 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19360 with changed signature and 'debug_rgn_dependencies ()'.
19361 (debug_rgn_dependencies): New static function.
19362 (init_ready_list): Use it.
19364 * sched-int.h (debug_dependencies): Declare.
19366 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19368 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19370 2007-05-04 Dirk Mueller <dmueller@suse.de>
19372 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19374 2007-05-03 Jan Hubicka <jh@suse.cz>
19376 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19377 ((T1)X op (T1)Y), for pointer type in more cases than before.
19379 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19381 * tree-object-size.c (plus_expr_object_size): When operand size is
19382 unknown, return unknown.
19384 2007-05-03 Dirk Mueller <dmueller@suse.de>
19386 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
19388 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
19391 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19393 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19395 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19397 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19399 * config/soft-fp/double.h, config/soft-fp/extended.h,
19400 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19401 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19402 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19403 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19406 2007-05-03 Ian Lance Taylor <iant@google.com>
19408 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19409 MASK_PPC_GFXOPT for 8540 or 8548.
19411 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19413 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19414 vect_print_dump_info() to output debug information.
19416 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19419 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19420 operands of size 2 when operand is not MEM_P.
19422 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19424 PR tree-optimization/30565
19425 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19427 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19429 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19430 (umulsi3_highpart): Use them.
19431 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19432 for final accumulator to D regisster tranfser.
19434 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19436 PR tree-optimization/31699
19437 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19439 (vect_enhance_data_refs_alignment): Compute peel amount using
19440 TYPE_VECTOR_SUBPARTS instead of vf.
19441 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19443 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19446 * system.h: Remove inclusion of double-int.h
19447 * tree.h: Include double-int.h
19448 * gengtype.c: Likewise
19449 * cfgloop.h: Likewise
19450 * Makefile.in: Adjust dependencies on double-int.h
19452 2007-05-02 Eric Christopher <echristo@apple.com>
19454 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19455 -shared to -Zdynamiclib.
19457 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19460 * c-common.c (strip_pointer_or_array_types): New function.
19461 * c-common.h (strip_pointer_or_array_types): New function declaration.
19463 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19465 PR tree-optimization/31771
19466 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19468 2007-05-02 Paul Brook <paul@codesourcery.com>
19470 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19472 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19474 PR middle-end/29715
19475 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19478 2007-05-02 Nick Clifton <nickc@redhat.com>
19480 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19482 2007-05-02 Richard Guenther <rguenther@suse.de>
19484 PR tree-optimization/31146
19485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19486 argument, single_use_p. If we have a single use that is
19487 a conversion to the definition rhs type, propagate that rhs.
19488 (forward_propagate_addr_expr): Pass single_use_p argument
19489 to forward_propagate_addr_expr_1.
19491 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19493 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19496 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19498 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19499 'AMD Family 10 core'.
19501 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19503 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19504 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19505 with SSE3 instruction set support.
19506 * doc/invoke.texi: Likewise.
19508 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19510 * config/i386/i386.c (override_options): Tuning 32-byte loop
19511 alignment for amdfam10 architecture. Increasing the max loop
19512 alignment to 24 bytes.
19514 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19516 * config/m68k/constraints.md: New.
19517 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19518 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19519 EXTRA_CONSTRAINT): Remove.
19520 * config/m68k/m68k.md: Include constraints.md.
19521 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19523 2007-05-01 Ian Lance Taylor <iant@google.com>
19525 PR tree-optimization/31739
19526 * tree-vrp.c (vrp_val_is_max): New static function.
19527 (vrp_val_is_min): New static function.
19528 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19530 (set_value_range): Use vrp_val_is_{max,min}.
19531 (extract_range_from_assert): Likewise.
19532 (extract_range_from_binary_expr): Likewise.
19533 (extract_range_from_unary_expr): Likewise.
19534 (dump_value_range, vrp_meet): Likewise.
19535 (vrp_visit_phi_node): Likewise.
19536 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19538 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19540 * config/i386/gmon-sol2.c (size_t): New type.
19541 (intptr_t): Likewise.
19542 (s_textsize): Declare as size_t.
19544 (monstartup): Use size_t for sizes.
19545 (_mcount): Save and restore registers.
19546 (internal_mcount): Pass 0 as the first argument to monstartup
19548 (moncontrol): Convert pointer to appropriately sized integer
19549 before passing to profil.
19551 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19553 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19554 __NO_FPRS__, not just if _SOFT_DOUBLE.
19555 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19556 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19557 also for E500 double.
19558 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19559 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19562 2007-05-01 Richard Guenther <rguenther@suse.de>
19564 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19567 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19569 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19571 2007-05-01 Jan Hubicka <jh@suse.cz>
19573 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19576 2007-05-01 Jan Hubicka <jh@suse.cz>
19578 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19579 (maybe_fold_offset_to_reference): Declare.
19580 * fold-const.c (fold_unary): Do not fold
19581 (type *)&A into &A->field_of_type_and_offset_0
19582 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19583 size is unknown, give up.
19584 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19586 (maybe_fold_offset_to_reference): New.
19587 (maybe_fold_stmt_indirect): Use it.
19588 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19589 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19591 (gimplify_expr): Likewise for plus_expr.
19593 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19595 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19596 bsi_after_labels. Always insert statements before bsi.
19597 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19598 * predict.c (apply_return_prediction): Check for empty blocks.
19599 * cfgexpand.c (lab_rtx_for_bb): New variable.
19600 (label_rtx_for_bb): Do not create new tree labels.
19601 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19602 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19603 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19605 (label_for_bb): Add field used.
19606 (update_eh_label, main_block_label): Mark the label used.
19607 (cleanup_dead_labels): Remove unused labels.
19609 2007-05-01 Richard Guenther <rguenther@suse.de>
19611 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19612 if it is not about to be set.
19613 (get_value_range): Do not pre-allocate equiv bitmap.
19614 (update_value_range): No need to clear equiv field.
19615 (add_equivalence): Change prototype to get bitmap pointer.
19616 Allocate bitmap here if it is not already.
19617 (extract_range_from_assert): Do not allocate bitmap here.
19618 Update callers to add_equivalence.
19619 (extract_range_from_ssa_name): Likewise.
19620 (get_vr_for_comparison): New static helper.
19621 (compare_name_with_value): Handle NULL equiv bitmap by
19622 peeling the first iteration of the comparison loop.
19623 Use get_vr_for_comparison.
19624 (compare_names): Handle NULL equiv bitmaps by using fake
19625 ones. Use get_vr_for_comparison.
19627 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19629 * double-int.c (mpz_set_double_int): Moved from
19630 tree-ssa-loop-niter.c.
19631 (mpz_get_double_int): Likewise; also, add option to wrap
19632 out-of-range integers.
19633 * double-int.h: New prototypes for above.
19634 * tree.c (get_static_type_bounds): Moved from
19635 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19636 TYPE_MAX_VALUE if they exist..
19637 * tree.h: New prototype for above.
19638 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19639 get_type_bounds calls.
19640 (mpz_set_double_int): Move to double-int.c.
19641 (get_type_bounds): Move to tree.c, rename to
19642 get_static_type_bounds.
19643 (mpz_to_double_int): Move to double-int.c, rename to
19644 mpz_get_double_int.
19646 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19648 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19649 DIV0 exception can fall through to a normal return.
19651 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19653 PR middle-end/22156
19654 Temporarily revert:
19655 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19656 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19657 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19658 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19659 initialize align to silence bogus warning.
19660 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19661 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19663 (struct sra_walk_fns): Remove use_all parameter from use.
19664 (sra_hash_tree): Handle BIT_FIELD_REFs.
19665 (sra_elt_hash): Don't hash bitfld blocks.
19666 (sra_elt_eq): Skip them in parent compares as well. Handle
19668 (sra_walk_expr): Don't maintain or pass down use_all_p.
19669 (scan_use): Remove use_all parameter.
19670 (scalarize_use): Likewise. Re-expand assignment to
19671 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19672 output, and re-scalarize after output. Don't mark anything
19674 (scalarize_ldst): Adjust.
19675 (scalarize_walk_gimple_modify_statement): Likewise.
19676 (build_element_name_1): Handle BIT_FIELD_REFs.
19677 (instantiate_element): Don't warn for any element whose parent
19678 is used as a whole.
19679 (instantiate_missing_elements_1): Return the sra_elt.
19680 (canon_type_for_field): New.
19681 (try_instantiate_multiple_fields): New.
19682 (instantiate_missing_elemnts): Use them.
19683 (mark_no_warning): Removed.
19684 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19685 (REPLDUP, sra_build_elt_assignment): New.
19686 (generate_copy_inout): Use them.
19687 (generate_element_copy): Likewise. Handle bitfld differences.
19688 (generate_element_zero): Don't recurse for blocks. Use
19689 sra_build_elt_assignment.
19690 (generate_one_element_int): Take elt instead of var. Use
19691 sra_build_elt_assignment.
19692 (generate_element_init_1): Adjust.
19693 (scalarize_use, scalarize_copy): Use REPLDUP.
19694 (scalarize_ldst): Move assert before dereference.
19695 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19697 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19700 * tree.c (reconstruct_complex_type): Reconstruct a reference
19702 Also use the same mode for the pointer as the old pointer type.
19704 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19706 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19709 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19711 PR rtl-optimization/31676
19712 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19713 (df_refs_record): Call it.
19715 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19717 * rtl.def (SS_ABS): New code.
19718 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19719 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19720 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19721 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19722 (bfin_init_builtins): Define them.
19723 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19724 (bfin_expand_builtin): ... and handle the others here.
19725 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19726 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19727 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19728 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19729 operand is only HImode.
19731 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19733 * regclass.c (scan_one_insn): Remove splitting of
19736 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19737 Nigel Stephens <nigel@mips.com>
19739 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19741 2007-04-28 Jan Hubicka <jh@suse.cz>
19743 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19744 insn_locators_alloc instead of insn_locators_initialize;
19745 call reset_block_changes.
19746 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19747 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19748 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19749 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19750 * config/score/score.c (th_output_mi_thunk): Likewise.
19751 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19752 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19753 tolerate uninitialized locator info.
19756 * function.c (init_function_start): Don't init line number info.
19757 (expand_function_end): Update.
19758 (reset_block_changes, record_block_change, finalize_block_changes,
19759 check_block_change, free_block_changes): Kill.
19760 * function.h (reset_block_changes, record_block_change,
19761 finalize_block_changes, check_block_change, free_block_changes):
19763 (struct function): Remove ib_boundaries_block.
19764 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19765 Use curr_insn_locator to initialize locator.
19766 (emit_line_note): Remove.
19767 * cfgexpand.c (expand_gimple_cond_expr): Update.
19768 (construct_exit_block): Likewise.
19769 (tree_expand_cfg): Initialize/finalize locators.
19770 * expr.c (expand_expr_real): Update.
19771 * cfglayout.c (line_locators_locs, line_locators_lines,
19772 file_locators_locs, file_locators_files): Remove.
19773 (set_block_levels): Move to cfgexpand.c.
19774 (insn_locators_initialize): Remove.
19775 (pass_insn_locators_initialize): Remove.
19776 (locations_locators_locs, locations_locators_vals): New static vars.
19777 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19779 (insn_locators_alloc, insn_locators_finalize,
19780 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19782 (locator_location): New.
19783 (locator_line, locator_file): Rewrite.
19784 * rtl.h (emit_line_note): Kill.
19785 (insn_locators_alloc, insn_locators_finalize,
19786 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19788 * tree-inline.c (initialize_cfun): Do not initialize
19789 ib_boundaries_block.
19790 * passes.c (pass_insn_locators_initialize): Remove.
19792 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19794 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19795 info. Update last_basic_block correctly.
19797 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19800 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19801 register itself to hold the offset constant. Tell flow the use
19802 of r4 and r5 when they are used.
19804 2007-04-27 Richard Guenther <rguenther@suse.de>
19806 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19807 if we simplified anything.
19808 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19809 warnings until we did a simplification and the stmt was not
19810 marked as TREE_NO_WARNING.
19812 2007-04-27 Mike Stump <mrs@apple.com>
19814 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19816 2007-04-27 Ian Lance Taylor <iant@google.com>
19818 PR middle-end/31710
19819 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19820 TYPE_MAX_VALUE exist, convert them to the new type.
19822 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19824 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19825 if it claims to be available.
19826 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19827 edge is redirected.
19828 (perform_tree_ssa_dce): Always free postdominators.
19830 2007-04-27 Richard Henderson <rth@redhat.com>
19832 * config/alpha/predicates.md (aligned_memory_operand): Mark
19833 as define_special_predicate.
19834 (unaligned_memory_operand, normal_memory_operand): Likewise.
19835 (reg_or_unaligned_mem_operand): Remove.
19836 (any_memory_operand): Match the documentation and check for
19837 non-renumbered pseudos during reload.
19838 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19839 alpha_secondary_reload_class, update to new interface, make static.
19840 Handle CQImode like HImode. Remove FP subreg check.
19841 (alpha_expand_mov): Use replace_equiv_address.
19842 (alpha_expand_mov_nobwx): Use any_memory_operand.
19843 (TARGET_SECONDARY_RELOAD): New.
19844 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19845 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19846 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19847 * config/alpha/alpha.md: ... here.
19848 (RELOAD12, reloadmode): New.
19850 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19851 Don't handle the aligned case here.
19852 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19853 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19854 reload_inhi_help. Don't expect a scratch register.
19855 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19857 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19859 2007-04-27 Richard Guenther <rguenther@suse.de>
19861 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19863 2007-04-27 Richard Guenther <rguenther@suse.de>
19865 PR tree-optimization/30965
19866 PR tree-optimization/30978
19867 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19868 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19869 (find_equivalent_equality_comparison): Likewise.
19870 (simplify_cond): Likewise.
19871 (get_prop_source_stmt): New helper.
19872 (get_prop_dest_stmt): Likewise.
19873 (can_propagate_from): Likewise.
19874 (remove_prop_source_from_use): Likewise.
19875 (combine_cond_expr_cond): Likewise.
19876 (forward_propagate_comparison): New function.
19877 (forward_propagate_into_cond): Rewrite to use fold for
19879 (tree_ssa_forward_propagate_single_use_vars): Call
19880 forward_propagate_comparison to propagate comparisons.
19882 2007-04-27 Richard Guenther <rguenther@suse.de>
19884 PR tree-optimization/31715
19885 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19886 sure to do computation on the offset in an appropriate
19889 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19891 * reload.h (elimination_target_reg_p): Declare.
19892 * reload.c (find_reloads): Don't apply the reg_rtx move
19893 optimization if the SET_DEST satisfies elimination_target_reg_p.
19894 * reload1.c (elimination_target_reg_p): New function.
19895 (gen_reload): In the move/add2 fallback, make sure that op0
19896 does not overlap the destination register.
19898 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19900 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19901 transform only GIMPLE_MODIFY_STMTs.
19902 * tree-complex.c (expand_complex_operations_1): Ditto.
19903 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19904 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19905 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19907 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19908 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19909 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19910 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19911 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19912 slpeel_add_loop_guard): Ditto.
19913 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19914 * lambda-code.c (perfect_nestify): Ditto.
19915 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19916 before the first statement.
19917 * tree-optimize.c (execute_free_datastructures): Fix comments.
19918 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19919 * tree-flow.h (disband_implicit_edges): Declaration removed.
19920 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19922 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19923 COND_EXPRs without gotos.
19924 (disband_implicit_edges, has_label_p): Removed.
19925 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19926 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19928 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19930 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19931 also for COND_EXPRs.
19932 * cfgexpand.c (label_rtx_for_bb): New function.
19933 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19934 Use label_rtx_for_bb to find the labels.
19935 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19936 last block. Detect fallthru edges.
19938 2007-04-26 Ian Lance Taylor <iant@google.com>
19941 * reload.c (find_reloads_subreg_address): If the address was valid
19942 in the original mode but not in the new mode, reload the whole
19945 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19947 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19948 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19949 (cleanup_control_expr_graph): Do not invalidate dominance info.
19950 Record altered blocks.
19951 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19952 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19953 cleanup_tree_cfg_bb): New functions.
19954 (remove_forwarder_block): Do not maintain the worklist of blocks.
19955 Record altered blocks.
19956 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19957 not over whole cfg.
19958 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19959 delete_unreachable_blocks if dominators are not available.
19960 * tree-inline.c (optimize_inline_calls): Free dominance information
19962 * tree-flow.h (remove_edge_and_dominated_blocks,
19963 cfgcleanup_altered_bbs): Altered.
19964 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19966 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19968 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19969 do not invalidate dominators.
19971 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19973 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19974 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19975 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19976 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19978 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19980 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19982 2007-04-26 Richard Guenther <rguenther@suse.de>
19984 PR tree-optimization/31703
19985 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19986 the right type for the target of the bittest.
19988 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19990 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19991 ix86_sol10_return_in_memory.
19993 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19995 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19998 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20001 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20003 PR tree-optimization/30558
20004 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20005 clear this_state.prev_try.
20007 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20008 Mark Mitchell <mark@codesourcery.com>
20010 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20011 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20012 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20014 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20017 * doc/invoke.texi (%:print-asm-header): Document.
20018 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20020 (static_spec_functions): Add print-asm-header.
20021 (main): Print a banner before the --target-help linker options.
20022 (print_asm_header_spec_function): New function.
20024 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20027 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20028 (movsf_ie): Likewise.
20030 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20032 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20034 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20036 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20037 exception for divide-by-zero.
20038 (__umodsi3, __modsi3): Likewise.
20040 2007-04-25 Dirk Mueller <dmueller@suse.de>
20042 * c-typeck.c (build_compound_expr): Annotate warning()
20043 call with OPT_Wunused_value.
20044 * tree-ssa.c (warn_uninit): Annotate warning with
20046 * c-common.c (handle_sentinel_attribute): Annotate warning
20047 call with OPT_Wattributes.
20049 2007-04-25 Thiemo Seufer <ths@mips.com>
20051 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20052 (mips16): Fix typo.
20053 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20054 on to the assembler. Improve handling of -mno-mips16. Add handling
20055 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20056 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20057 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20058 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20060 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20063 * config/i386/winnt.c (i386_pe_file_end): Strip only
20064 USER_LABEL_PREFIX when writing export name.
20066 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20068 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20069 sh/elf.h, vx-common.h and vxworks.h.
20070 * config/sh/sh.h: Include config/vxworks-dummy.h.
20071 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20072 (OVERRIDE_OPTIONS): Use it.
20073 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20074 (vxworks_picreg): New pattern.
20075 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20076 VXWORKS_OS_CPP_BUILTINS.
20077 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20078 to their VXWORKS_* equivalents.
20079 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20080 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20081 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20082 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20083 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20084 -mrtp/-fPIC multilibs.
20085 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20086 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20087 (MULTILIB_OSDIRNAMES): Delete.
20089 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20092 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20094 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20096 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20097 rounding mode to be specified by the caller.
20098 (real_to_mpfr) Likewise.
20099 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20100 include new arguments.
20101 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20103 2007-04-24 Ian Lance Taylor <iant@google.com>
20105 PR tree-optimization/31605
20106 * tree-vrp.c (set_value_range): Check that min and max are not
20107 both overflow infinities.
20108 (set_value_range_to_value): New static function.
20109 (extract_range_from_binary_expr): Call set_value_range_to_value.
20110 (extract_range_from_cond_expr): Likewise.
20111 (extract_range_from_expr): Likewise.
20112 (extract_range_from_unary_expr): Likewise. Don't create a range
20113 which overflows on both sides.
20114 (vrp_meet): Check for a useless range.
20115 (vrp_visit_phi_node): If we see a constant which looks like an
20116 overflow infinity, turn off the TREE_OVERFLOW flag.
20118 2007-04-24 Ian Lance Taylor <iant@google.com>
20120 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20122 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20124 PR diagnostic/25923
20125 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20126 diagnostic message is being built.
20127 * tree-pretty-print.c (dump_generic_node): Only write the
20128 formatted text into BUFFER's stream if we are not building a
20129 diagnostic message.
20130 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20132 * Makefile.in (toplev.o): Depend on tree-pass.h.
20134 2007-04-24 Ian Lance Taylor <iant@google.com>
20136 PR tree-optimization/31602
20137 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20138 conditionals in the copied loop header.
20139 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20140 warnings if TREE_NO_WARNING is set.
20141 * doc/invoke.texi (Warning Options): Clarify that
20142 -Wstrict-overflow does not warn about loops.
20144 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20146 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20147 expand on the comment about _Decimal128 arguments and check the
20148 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20149 that _Decimal128 argument uses even/odd register pair.
20150 (function_arg): Ditto.
20152 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20154 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20155 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20157 2007-04-24 Richard Guenther <rguenther@suse.de>
20158 Olga Golovanevsky <olga@il.ibm.com>
20160 * fold-const.c (multiple_of_p): Check for bottom
20163 2007-04-24 Richard Henderson <rth@redhat.com>
20165 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20166 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20167 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20168 looking for non-zero bits shifted out. Avoid a recursive call
20169 when constructing the scalar.
20170 (__floatundisf): Likewise.
20172 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20174 * dwarf2out.c (field_byte_offset): Move the existing logic
20175 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20176 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20178 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20181 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20182 length argument of 0 for memset.
20183 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20184 unsigned shift instead of the signed variant.
20186 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20188 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20189 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20190 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20191 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20192 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20193 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20194 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20195 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20196 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20197 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20198 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20199 "mul<mode>3", "div<mode>3"): Insn definitions added.
20200 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20201 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20202 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20203 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20204 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20205 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20206 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20207 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20208 TARGET_FLOAT_FORMAT): Macro definitions removed.
20209 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20210 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20211 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20212 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20213 (s390_gen_rtx_const_DI): Function removed.
20214 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20216 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20218 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20219 over an external ffs function.
20221 2007-04-24 Chao-ying Fu <fu@mips.com>
20222 Richard Sandiford <richard@nildram.co.uk>
20224 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20225 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20226 (smadd_widen_optab, umadd_widen_optab): Define.
20227 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20229 * genopinit.c (optabs): Fill in smadd_widen_optab and
20231 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20232 and umadd_widen_optab to implement multiply-add sequences.
20233 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20234 (<u>maddsidi4): ...this. Extend condition to include
20235 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20236 of operand 0 to "ka" and use the three-operand form of madd<u>
20238 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20240 * config/mips/constraints.md (ka): New register constraint.
20242 2007-04-24 Jan Hubicka <j@suse.cz>
20246 2007-04-23 Jan Hubicka <jh@suse.cz>
20247 * function.c (init_function_start): Don't init line number info.
20248 (expand_function_end): Update.
20249 (reset_block_changes, record_block_change, finalize_block_changes,
20250 check_block_change, free_block_changes): Kill.
20251 * function.h (reset_block_changes, record_block_change,
20252 finalize_block_changes, check_block_change, free_block_changes):
20254 (struct function): Remove ib_boundaries_block.
20255 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20256 Use curr_insn_locator to initialize locator.
20257 (emit_line_note): Remove.
20258 * cfgexpand.c (expand_gimple_cond_expr): Update.
20259 (construct_exit_block): Likewise.
20260 (tree_expand_cfg): Initialize/finalize locators.
20261 * expr.c (expand_expr_real): Update.
20262 * cfglayout.c (line_locators_locs, line_locators_lines,
20263 file_locators_locs, file_locators_files): Remove.
20264 (set_block_levels): Move to cfgexpand.c.
20265 (insn_locators_initialize): Remove.
20266 (pass_insn_locators_initialize): Remove.
20267 (locations_locators_locs, locations_locators_vals): New static vars.
20268 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20270 (insn_locators_alloc, insn_locators_finalize,
20271 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20273 (locator_location): New.
20274 (locator_line, locator_file): Rewrite.
20275 * rtl.h (emit_line_note): Kill.
20276 (insn_locators_alloc, insn_locators_finalize,
20277 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20279 * tree-inline.c (initialize_cfun): Do not initialize
20280 ib_boundaries_block.
20281 * passes.c (pass_insn_locators_initialize): Remove.
20283 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20285 * doc/invoke.texi: Removed leading '-' from option index entries.
20287 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20289 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20291 (create_phi_node): Use set_phi_nodes.
20292 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20293 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20294 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20295 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20296 (bsi_start, bsi_last): Use bb_stmt_list.
20297 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20298 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20299 Traverse the statements using tsi iterator.
20300 * basic-block.h (struct basic_block_def): Fields stmt_list
20301 and phi_nodes moved to ...
20302 (struct tree_bb_info): ... new structure.
20303 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20304 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20305 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20306 (tree_verify_flow_info): Verify that il.tree is not set for
20307 entry and exit block.
20308 (tree_split_block): Use set_bb_stmt_list.
20310 2007-04-23 Mike Stump <mrs@apple.com>
20312 * config/i386/i386.c (ix86_tune_features
20313 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20316 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20318 * config/i386/i386.md (prefix_extra): New attribute.
20319 (length): Add prefix_extra.
20321 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20322 (sse2_movntv2di): Likewise.
20323 (sse2_cvtps2dq): Likewise.
20324 (sse2_cvtpd2pi): Likewise.
20325 (sse2_cvttpd2pi): Likewise.
20326 (*sse2_cvtpd2ps): Likewise.
20327 (*add<mode>3): Likewise.
20328 (sse2_ssadd<mode>3): Likewise.
20329 (sse2_usadd<mode>3): Likewise.
20330 (*sub<mode>3): Likewise.
20331 (sse2_sssub<mode>3): Likewise.
20332 (sse2_ussub<mode>3): Likewise.
20333 (*mulv8hi3): Likewise.
20334 (*smulv8hi3_highpart): Likewise.
20335 (*umulv8hi3_highpart): Likewise.
20336 (sse2_umulv2siv2di3): Likewise.
20337 (sse2_pmaddwd): Likewise.
20338 (ashr<mode>3): Likewise.
20339 (lshr<mode>3): Likewise.
20340 (ashl<mode>3): Likewise.
20341 (sse2_ashlti3): Likewise.
20342 (sse2_lshrti3): Likewise.
20343 (*umaxv16qi3): Likewise.
20344 (*smaxv8hi3): Likewise.
20345 (*uminv16qi3): Likewise.
20346 (*sminv8hi3): Likewise.
20347 (sse2_eq<mode>3): Likewise.
20348 (sse2_gt<mode>3): Likewise.
20349 (*and<mode>3): Likewise.
20350 (sse2_nand<mode>3): Likewise.
20351 (*ior<mode>3): Likewise.
20352 (*xor<mode>3): Likewise.
20353 (sse2_packsswb): Likewise.
20354 (sse2_packssdw): Likewise.
20355 (sse2_packuswb): Likewise.
20356 (sse2_punpckhbw): Likewise.
20357 (sse2_punpcklbw): Likewise.
20358 (sse2_punpckhwd): Likewise.
20359 (sse2_punpcklwd): Likewise.
20360 (sse2_punpckhdq): Likewise.
20361 (sse2_punpckldq): Likewise.
20362 (sse2_punpckhqdq): Likewise.
20363 (sse2_punpcklqdq): Likewise.
20364 (*sse2_pinsrw): Likewise.
20365 (*sse2_pextrw): Likewise.
20366 (sse2_pshufd_1): Likewise.
20367 (sse2_uavgv16qi3): Likewise.
20368 (sse2_uavgv8hi3): Likewise.
20369 (sse2_psadbw): Likewise.
20370 (sse2_pmovmskb): Likewise.
20371 (*sse2_maskmovdqu): Likewise.
20372 (*sse2_maskmovdqu_rex64): Likewise.
20373 (sse4a_extrqi): Likewise.
20374 (sse4a_extrq): Likewise.
20375 (sse3_lddqu): Set prefix_rep.
20376 (sse3_addsubv4sf3): Likewise.
20377 (sse3_haddv4sf3): Likewise.
20378 (sse3_hsubv4sf3): Likewise.
20379 (sse_cvtss2si): Likewise.
20380 (sse_cvtss2si_2): Likewise.
20381 (sse_cvtss2siq): Likewise.
20382 (sse_cvtss2siq_2): Likewise.
20383 (sse_cvttss2si): Likewise.
20384 (sse_cvttss2siq): Likewise.
20385 (sse2_cvttps2dq): Likewise.
20386 (sse3_movshdup): Likewise.
20387 (sse3_movsldup): Likewise.
20388 (sse2_cvtsd2si): Likewise.
20389 (sse2_cvtsd2si_2): Likewise.
20390 (sse2_cvtsd2siq): Likewise.
20391 (sse2_cvtsd2siq_2): Likewise.
20392 (sse2_cvttsd2si): Likewise.
20393 (sse2_cvttsd2siq): Likewise.
20394 (*sse2_cvtpd2dq): Likewise.
20395 (*sse2_cvttpd2dq): Likewise.
20396 (sse2_pshuflw_1): Likewise.
20397 (sse2_pshufhw_1): Likewise.
20398 (sse4a_insertqi): Likewise.
20399 (sse4a_insertq): Likewise.
20400 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20401 (ssse3_phadddv4si3): Likewise.
20402 (ssse3_phaddswv8hi3): Likewise.
20403 (ssse3_phsubwv8hi3): Likewise.
20404 (ssse3_phsubdv4si3): Likewise.
20405 (ssse3_phsubswv8hi3): Likewise.
20406 (ssse3_pmaddubswv8hi3): Likewise.
20407 (ssse3_pmulhrswv8hi3): Likewise.
20408 (ssse3_pshufbv16qi3): Likewise.
20409 (ssse3_psign<mode>3): Likewise.
20410 (ssse3_palignrti): Likewise.
20411 (abs<mode>2): Likewise.
20412 (ssse3_phaddwv4hi3): Set prefix_extra.
20413 (ssse3_phadddv2si3): Likewise.
20414 (ssse3_phaddswv4hi3): Likewise.
20415 (ssse3_phsubwv4hi3): Likewise.
20416 (ssse3_phsubdv2si3): Likewise.
20417 (ssse3_phsubswv4hi3): Likewise.
20418 (ssse3_pmaddubswv4hi3): Likewise.
20419 (ssse3_pmulhrswv4hi3): Likewise.
20420 (ssse3_pshufbv8qi3): Likewise.
20421 (ssse3_psign<mode>3): Likewise.
20422 (ssse3_palignrdi): Likewise.
20423 (abs<mode>2): Likewise.
20424 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20425 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20426 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20428 2007-04-23 Nick Clifton <nickc@redhat.com>
20430 * params.def: Fix formatting of emacs local variables.
20432 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20434 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20435 move if inter-unit move isn't allowed.
20436 Don't split moving the first element of V2DI to DI to inter-unit
20437 move if inter-unit move isn't allowed.
20439 2007-04-23 Richard Guenther <rguenther@suse.de>
20441 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20442 and CDI_POST_DOMINATORS separately.
20444 2007-04-23 Nick Clifton <nickc@redhat.com>
20446 * c.opt (Wformat-contains-nul): Add warning attribute.
20448 2007-04-23 Jan Hubicka <jh@suse.cz>
20450 * function.c (init_function_start): Don't init line number info.
20451 (expand_function_end): Update.
20452 (reset_block_changes, record_block_change, finalize_block_changes,
20453 check_block_change, free_block_changes): Kill.
20454 * function.h (reset_block_changes, record_block_change,
20455 finalize_block_changes, check_block_change, free_block_changes):
20457 (struct function): Remove ib_boundaries_block.
20458 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20459 Use curr_insn_locator to initialize locator.
20460 (emit_line_note): Remove.
20461 * cfgexpand.c (expand_gimple_cond_expr): Update.
20462 (construct_exit_block): Likewise.
20463 (tree_expand_cfg): Initialize/finalize locators.
20464 * expr.c (expand_expr_real): Update.
20465 * cfglayout.c (line_locators_locs, line_locators_lines,
20466 file_locators_locs, file_locators_files): Remove.
20467 (set_block_levels): Move to cfgexpand.c.
20468 (insn_locators_initialize): Remove.
20469 (pass_insn_locators_initialize): Remove.
20470 (locations_locators_locs, locations_locators_vals): New static vars.
20471 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20473 (insn_locators_alloc, insn_locators_finalize,
20474 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20476 (locator_location): New.
20477 (locator_line, locator_file): Rewrite.
20478 * rtl.h (emit_line_note): Kill.
20479 (insn_locators_alloc, insn_locators_finalize,
20480 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20482 * tree-inline.c (initialize_cfun): Do not initialize
20483 ib_boundaries_block.
20484 * passes.c (pass_insn_locators_initialize): Remove.
20486 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20488 PR middle-end/31448
20489 * expr.c (reduce_to_bit_field_precision): Handle
20492 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20494 PR tree-optimization/24659
20495 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20496 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20497 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20498 * genopinit.c (optabs): Rename vec_pack_mod_optab
20499 to vec_pack_trunc_optab.
20500 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20501 early for scalar floating point operands for NOP_EXPR.
20502 (vectorizable_type_promotion): Ditto.
20503 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20504 vec_pack_trunc_optab.
20505 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20507 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20508 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20509 Rename from VEC_PACK_MOD_EXPR.
20510 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20511 * expr.c (expand_expr_real_1): Ditto.
20512 * tree-inline.c (estimate_num_insns_1): Ditto.
20513 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20515 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20516 (vec_unpacks_lo_v4sf): Ditto.
20517 (vec_pack_trunc_v2df): Ditto.
20518 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20519 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20520 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20522 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20524 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20526 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20527 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20528 packing of floating point operands.
20529 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20530 represent unpacking of floating point operands.
20531 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20532 [vec_unpacks_hi]: Ditto.
20533 [vec_unpacks_lo]: Ditto.
20535 2007-04-22 Jan Hubicka <jh@suse.cz>
20537 * final.c (rest_of_handle_final): Call
20538 targetm.asm_out.constructor/targetm.asm_out.destructor
20539 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20540 proper priority via decl_*_priority_insert.
20541 * c-common.c (c_expand_body): Likewise.
20543 2007-04-22 Richard Guenther <rguenther@suse.de>
20545 PR tree-optimization/29789
20546 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20547 (rewrite_reciprocal): New helper split out from
20548 determine_invariantness_stmt.
20549 (rewrite_bittest): Likewise.
20550 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20551 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20554 2007-04-22 Revital Eres <eres@il.ibm.com>
20556 * loop-unroll.c (var_to_expand): New field to support also
20557 insns of the form x = something + x.
20558 (analyze_insn_to_expand_var): Use it.
20559 (expand_var_during_unrolling): Likewise.
20561 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20563 * predict.c: Include pointer-set.h.
20564 (bb_predictions): New variable.
20565 (tree_predicted_by_p, tree_predict_edge,
20566 remove_predictions_associated_with_edge): Use bb_predictions map
20567 instead of bb->predictions.
20568 (clear_bb_predictions, assert_is_empty): New functions.
20569 (combine_predictions_for_bb): Use bb_predictions map. Call
20570 clear_bb_predictions.
20571 (tree_estimate_probability): Create and free bb_predictions map.
20572 * Makefile.in (predict.o): Add pointer-set.h dependency.
20573 * basic-block.h (struct basic_block_def): Remove predictions
20575 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20577 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20580 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20583 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20585 * timevar.c (timevar_print): Change reference of --disable-checking to
20586 --enable-checking=release. Also warn if assert checking is disabled.
20588 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20591 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20592 decl as addressable if the compound literal was marked as
20594 Mark the decl as a gimple register if it is a complex or
20595 vector decl and does not live in memory.
20597 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20599 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20600 (GENERIC_NEXT): New function macro.
20601 (PHI_CHAIN): Use phi_node's new chain variable.
20602 (tree_phi_node): Change tree_common to tree_base
20603 and add the chain field.
20604 * tree-phinodes.c (make_phi_node): Don't set
20605 TREE_TYPE on the new node.
20606 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20607 instead of checking GIMPLE_TUPLE_P in chain_next.
20608 * tree-vect-transform.c
20609 (get_initial_def_for_induction): Look at
20610 PHI_RESULT_TREE for the type of the phi node.
20611 (update_vuses_to_preheader): Use PHI_CHAIN
20612 instead of TREE_CHAIN on the phi node.
20613 * tree-ssa-structalias.c (compute_points_to_sets):
20615 (ipa_pta_execute): Likewise.
20617 2007-04-21 Richard Guenther <rguenther@suse.de>
20619 PR middle-end/31136
20620 * fold-const.c (fold_unary): Call fold_convert_const on the
20623 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20625 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20626 (store_killed_in_pat): New.
20628 2007-04-20 Richard Henderson <rth@redhat.com>
20631 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20632 TREE_LIST with a void_type_node value, not void_list_node exactly.
20634 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20636 * doc/standards.texi: Re-arrange into language-specific
20637 subsections. Add a C++ section, documenting which standards we
20640 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20642 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20643 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20645 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20647 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20648 ecrti.o and crtbegin.o.
20649 (LIB_DEFAULT_SPEC): Include -lc.
20650 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20652 2007-04-20 Richard Henderson <rth@redhat.com>
20655 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20656 argument; update all callers.
20657 (get_unaligned_offset): New.
20658 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20659 get_unaligned_address, just pass on the address directly.
20660 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20661 the subreg in the helper patterns.
20662 (unaligned_extendqidi_le): Use get_unaligned_offset.
20663 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20664 (unaligned_extendhidi_be): Likewise.
20665 (unaligned_extendhidi): Tidy.
20666 * config/alpha/alpha-protos.h: Update.
20668 2007-04-20 Richard Henderson <rth@redhat.com>
20670 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20671 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20672 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20673 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20674 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20675 (CPP_SPEC): Don't include %(cpp_subtarget).
20676 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20677 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20678 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20680 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20682 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20683 for __builtin_ia32_cmpordss.
20685 PR tree-optimization/31632
20686 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20687 and arg1 for optimizations of comparison against min/max values.
20688 Fold arg0 to arg1's type for optimizations of comparison against
20689 min+1 and max-1 values.
20691 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20693 * reload.c (combine_reloads): When trying to use a dying register,
20694 check whether it's uninitialized and don't use if so.
20696 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20698 * fold-const.c: Remove prototypes for native_encode_expr and
20699 native_interpret_expr.
20700 (native_encode_expr): Make non-static.
20701 (native_interpret_expr): Likewise.
20702 * tree.h: Add prototypes for the above.
20704 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20706 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20707 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20708 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20709 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20710 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20711 Add length attributes.
20713 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20715 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20718 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20719 __STDC_WANT_DEC_FP__.
20721 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20723 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20724 for long double compatibility.
20725 * configure: Regenerate.
20727 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20729 PR rtl-optimization/29841
20730 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20732 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20733 that may cause control flow transfer from being moved.
20735 2007-04-18 Jan Hubicka <jh@suse.cz>
20737 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20740 2007-04-18 Eric Christopher <echristo@apple.com>
20742 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20743 only. Update operands.
20744 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20745 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20746 link register to pic register.
20748 2007-04-18 Dirk Mueller <dmueller@suse.de>
20750 PR diagnostic/31227
20751 * tree-vrp.c (search_for_addr_array): New.
20752 (check_array_bounds): Suppress warning about
20753 address taken of array refs if its not de-referenced.
20755 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20757 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20758 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20760 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20761 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20762 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20764 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20766 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20768 (vect_analyze_scalar_cycles): Fix indentation.
20769 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20770 (vect_mark_relevant): Include phis in relevance analysis.
20772 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20774 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20776 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20777 output_operand_lossage().
20779 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20781 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20782 the unused code for reduction without adjust-in-epilog to simplify the
20785 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20787 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20788 (S390_TDC_NEGATIVE_ZERO): New constant.
20789 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20790 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20791 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20792 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20793 (S390_TDC_POSITIVE_INFINITY): New constant.
20794 (S390_TDC_NEGATIVE_INFINITY): New constant.
20795 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20796 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20797 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20798 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20799 (S390_TDC_INFINITY): New constant.
20800 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20801 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20802 optimization for UNSPEC_CCZ_TO_INT.
20803 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20804 ("*ccz_to_int"): New insn.
20805 ("isinf<mode>2"): New insn.
20806 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20807 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20808 (UNSPEC_CCZ_TO_INT): New constant.
20810 2007-04-18 Richard Guenther <rguenther@suse.de>
20812 PR tree-optimization/19431
20813 PR tree-optimization/21463
20814 * tree-pass.h (pass_phiprop): Declare.
20815 * passes.c (init_optimization_passes): New phiprop pass.
20816 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20817 (phivn_valid_p): New helper function.
20818 (phiprop_insert_phi): Likewise.
20819 (propagate_with_phi): Likewise.
20820 (tree_ssa_phiprop): New propagator propagating loads
20821 through phi nodes if profitable.
20823 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20825 * tree-vect-analyze.c (process_use): New function.
20826 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20827 Check phis in all bbs.
20828 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20831 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20833 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20836 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20839 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20842 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20844 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20846 (sse_vmmulv4sf3): Likewise.
20847 (sse2_vmaddv2df3): Likewise.
20848 (sse2_vmmulv2df3): Likewise.
20850 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20852 PR rtl-optimization/31360
20853 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20854 (target_reg_cost): New.
20855 (init_set_costs): Initialize target_reg_cost. Add comments
20856 regarding the rationale of the costs.
20857 (global_cost_for_size): Renamed to...
20858 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20859 of register pressure.
20860 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20861 estimate_reg_pressure_cost. Add number of ivs.
20862 (determine_set_costs): Dump target_reg_cost.
20863 * loop-invariant.c (gain_for_invariant): Use
20864 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20865 (best_gain_for_invariant, find_invariants_to_move): Remove
20867 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20868 (target_reg_cost): Declare.
20869 (global_cost_for_size): Declaration removed.
20870 (estimate_reg_pressure_cost): Declare.
20872 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20874 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20875 regnos into even/odd register pairs.
20876 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20877 TDmode similar to the other floating point modes.
20878 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20879 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20881 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20882 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20883 (movdd_hardfloat64): Use TARGET_MFPGPR.
20885 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20887 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20890 2005-01-05 Richard Henderson <rth@redhat.com>
20892 * reload1.c (do_input_reload): Restrict the optimization deleteing
20893 a previous output reload to RELOAD_FOR_INPUT.
20895 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20897 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20898 induc_vec_info_type.
20899 (vectorizable_induction): New function declaration.
20900 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20901 check if already vectorized. Find first place in BB where new stmts
20902 can be inserted. Takes only one argument.
20903 (vectorizable_induction): New function.
20904 (vect_transform_stmt): Add case for induc_vec_info_type to call
20905 vectorizable_induction.
20906 (vect_transform_loop): Consider phis for vectorization.
20907 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20909 (analyze_operations): Call vectorizable_induction when analyzing phis.
20911 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20912 (vect_mark_relevant): Include phis in relevance analysis.
20913 (vect_mark_stmts_to_be_vectorize): Likewise.
20914 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20916 2007-04-16 Lawrence Crowl <crowl@google.com>
20918 * doc/invoke.texi (Debugging Options): Add documentation for the
20919 -femit-struct-debug options -femit-struct-debug-baseonly,
20920 -femit-struct-debug-reduced, and
20921 -femit-struct-debug-detailed[=...].
20923 * c-opts.c (c_common_handle_option): Add
20924 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20925 and OPT_femit_struct_debug_detailed_.
20926 * c.opt: Add specifications for
20927 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20928 and -femit-struct-debug-detailed[=...].
20929 * opts.c (set_struct_debug_option): Parse the
20930 -femit-struct-debug-... options.
20931 * opts.c (matches_main_base, main_input_basename,
20932 main_input_baselength, base_of_path, matches_main_base): Add
20933 variables and functions to compare header base name to compilation
20935 * opts.c (should_emit_struct_debug): Add to determine to emit a
20936 structure based on the option.
20937 (dump_struct_debug) Also disabled function to debug this
20939 * opts.c (handle_options): Save the base name of the
20942 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20943 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20944 This hook indicates if a type is generic. Set it by default
20945 to "never generic".
20946 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20947 to determine if a struct type is generic or not.
20948 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20949 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20950 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20951 with live C++ hook.
20953 * flags.h (enum debug_info_usage): Add an enumeration to describe
20954 a program's use of a structure type.
20955 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20956 to indicate the program's usage of the type. Filter structs based
20957 on the -femit-struct-debug-... specification.
20958 (gen_type_die): Split into two routines, gen_type_die and
20959 gen_type_die_with_usage. gen_type_die is now a wrapper
20960 that assumes direct usage.
20961 (gen_type_die_with_usage): Replace calls to gen_type_die
20962 with gen_type_die_with_usage adding the program usage of
20963 the referenced type.
20964 (dwarf2out_imported_module_or_decl): Suppress struct debug
20965 information using should_emit_struct_debug when appropriate.
20967 2007-04-16 Ian Lance Taylor <iant@google.com>
20969 PR tree-optimization/31522
20970 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20971 (vrp_initialize): Allocate vr_phi_edge_counts.
20972 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20973 executable edge. Drop test for all constants.
20974 (vrp_finalize): Free vrp_phi_edge_counts.
20976 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20977 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20979 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20980 predecessors at head rather than tail.
20982 2007-04-16 Matthias Klose <doko@debian.org>
20984 * config/alpha/linux.h (CPP_SPEC): Define.
20985 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20987 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20989 * function.h: Remove sequence_stack extern declaration.
20991 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20993 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20995 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20998 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21000 * config/avr/avr.c (avr_arch_types): Rearranging array.
21001 (enum avr_arch): Add.
21002 (avr_mcu_types): Use avr_arch enumeration constants instead of
21004 * config/avr/avr.h (LINK_SPEC): Simplify.
21006 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21008 * config/m68k/m68k.c (m68k_libcall_value,
21009 m68k_function_value): Use macros for register names more.
21011 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21013 (M68K_REGNAME): Use A6_REG.
21014 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21016 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21018 PR middle-end/28071
21019 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21020 'pending_read_list_length' and 'pending_write_list_length'. Update
21022 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21023 to handle two length counters instead of one. Update all uses.
21024 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21025 two length counters instead of one.
21026 * sched-rgn.c (propagate_deps): Update to handle two length counters
21029 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21032 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21033 copy of source, pass it to ix86_expand_vector_set and return
21036 2007-04-16 David Ung <davidu@mips.com>
21037 Joseph Myers <joseph@codesourcery.com>
21039 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21040 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21041 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21042 Add 74K processor information.
21043 * config/mips/mips.md: Include 74k.md.
21044 (cpu): Add 74kc,74kf,74kx.
21045 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21046 * config/mips/74k.md: New.
21047 * doc/invoke.texi (MIPS Options): Document 74K support.
21049 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21051 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21052 vectorizable_* functions.
21053 * tree-vect-transform.c (vectorizable_call): Add check for
21054 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21055 (vectorizable_store): likewise.
21056 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21058 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21059 (vectorizable_type_promotion, vectorizable_load): Likewise.
21060 (vectorizable_live_operation, vectorizable_condition): Likewise.
21061 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21063 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21065 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21067 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21068 register numbers more.
21069 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21070 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21071 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21072 FUNCTION_VALUE_REGNO_P): Likewise.
21073 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21074 STATIC_CHAIN_REGNUM): Likewise.
21075 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21076 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21077 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21078 * config/m68k/m68k.md (FP_REG): New.
21080 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21082 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21085 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21087 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21088 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21091 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21093 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21096 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21099 * c-decl.c (finish_decl): Grab the type of the decl after the call
21100 to store_init_value.
21102 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21104 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21106 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21109 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21110 dominators, post dominators and cleanup cfg before returning.
21112 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21114 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21115 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21117 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21119 * config.gcc: Recognize fido.
21120 * config/m68k/m68k-devices.def (fidoa): New.
21121 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21123 (FL_FIDOA, TARGET_FIDOA): New.
21124 * config/m68k/m68k.opt (mfidoa): New.
21126 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21128 PR middle-end/31322
21129 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21130 when a personality function is used.
21132 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21134 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21136 2007-04-13 Mike Stump <mrs@apple.com>
21138 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21140 * config/darwin.opt (fapple-kext): Make C++ only.
21141 * config/darwin.c (darwin_override_options): Remove code to ensure
21142 -fapple-kext is given for C++ only.
21144 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21146 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21147 * config/mips/mips.c (override_options): Call
21148 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21150 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21152 * config/i386/i386.opt (msvr3-shlib): Removed.
21154 * doc/invoke.texi: Remove -msvr3-shlib.
21156 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21158 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21159 with "popcnt" instruction.
21161 2007-04-13 Richard Guenther <rguenther@suse.de>
21163 PR tree-optimization/21258
21164 * tree-vrp.c (compare_case_labels): New helper.
21165 (find_switch_asserts): New function.
21166 (find_assert_locations): Call it for SWITCH_EXPRs.
21168 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21170 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21171 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21172 check is now implied in X87_FLOAT_MODE_P.
21173 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21174 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21175 (fix_trunc<mode>_i386_fisttp): Ditto.
21176 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21177 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21178 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21179 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21180 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21181 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21182 (unnamed_splitters): Ditto.
21183 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21184 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21185 FIRST_SSE_REG for local functions when SSE math is enabled or
21186 for functions with sseregparm attribute.
21187 (standard_80387_constant_p): Return -1 if mode is not
21189 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21190 (ix86_expand_compare): Ditto.
21191 (ix86_expand_carry_flag_compare): Ditto.
21192 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21193 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21194 DECIMAL_FLOAT_MODE_P.
21195 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21196 of SCALAR_FLOAT_MODE_P.
21197 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21198 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21199 checks before FLOAT_MODE_P.
21200 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21201 before FLOAT_MODE_P.
21206 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21208 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21209 Charles Wilson <libtool@cwilson.fastmail.fm>
21211 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21212 (libgcc.mvars): Don't depend on them.
21213 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21214 * exec-tool.in: New.
21216 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21218 * doc/invoke.text (--help): Document --help=common.
21220 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21222 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21224 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21226 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21227 * genemit.c (main): Emit #include "integrate.h".
21228 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21229 (LOADGP_RTP): New mips_loadgp_style.
21230 * config/mips/mips.h: Include config/vxworks-dummy.h.
21231 (TARGET_RTP_PIC): New macro.
21232 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21233 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21234 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21235 for TARGET_RTP_PIC.
21236 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21237 -mvxworks-pic when using -mrtp and a PIC option.
21238 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21240 (mips_symbolic_constant_p, mips_symbolic_address_p)
21241 (mips_symbol_insns): Handle SYMBOL_HALF.
21242 (override_options): Warn about -G and -mrtp being used together.
21243 Initialize mips_lo_relocs[SYMBOL_HALF].
21244 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21245 (mips_emit_loadgp): Handle LOADGP_RTP.
21246 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21247 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21248 (tablejump): Handle function-relative case table entries if
21250 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21252 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21254 * config/mips/mips.md (load_call<mode>): Allow any general register.
21256 (sibcall_value_internal, sibcall_value_multiple_internal)
21257 (call_value_internal, call_value_split, call_value_multiple_internal)
21258 (call_value_multiple_split): Remove constraints from operand 0.
21260 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21262 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21263 rather than loadgp_noshared.
21264 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21265 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21267 * config/mips/mips.md (loadgp): Rename to...
21268 (loadgp_newabi): ...this.
21269 (loadgp_noshared): Rename to...
21270 (loadgp_absolute): ...this.
21272 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21274 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21275 false for locally-binding symbols.
21276 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21278 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21280 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21281 (SYMBOL_GOT_PAGE_OFST): ...this.
21282 (SYMBOL_GOT_GLOBAL): Rename to...
21283 (SYMBOL_GOT_DISP): ...this.
21284 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21285 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21286 * config/mips/mips.c (mips_global_symbol_p): New function.
21287 (mips_symbol_binds_local_p): Likewise.
21288 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21289 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21290 mips_global_symbol_p and mips_symbol_binds_local_p.
21291 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21292 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21293 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21294 SYMBOL_GOTOFF_DISP.
21295 (mips_ok_for_lazy_binding_p): New function.
21296 (mips_load_call_address, mips_expand_call): Use it.
21297 (mips_dangerous_for_la25_p): Likewise.
21298 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21299 (*got_disp<mode>): Use got_disp_operand instead of
21300 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21301 SYMBOL_GOTOFF_GLOBAL.
21302 (*got_page<mode>): Use got_page_ofst_operand instead of
21304 * config/mips/predicates.md (const_call_insn_operand): Use
21305 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21306 (global_got_operand): Rename to...
21307 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21309 (local_got_operand): Rename to...
21310 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21311 of SYMBOL_GOT_LOCAL.
21313 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21315 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21316 TARGET_CALL_CLOBBERED_GP.
21317 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21318 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21319 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21320 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21321 of TARGET_ABICALLS && !TARGET_NEWABI.
21322 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21323 * config/mips/mips.c (mips_load_call_address): Check
21324 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21325 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21326 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21327 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21328 TARGET_ABICALLS && TARGET_NEWABI.
21329 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21331 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21332 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21333 TARGET_ABICALLS && TARGET_NEWABI.
21334 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21335 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21336 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21337 whether indirect calls must use $25.
21338 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21340 * config/mips/mips.md (jal_macro): Check flag_pic and
21341 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21342 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21343 instead of TARGET_ABICALLS.
21344 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21345 TARGET_ABICALLS && TARGET_OLDABI.
21346 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21347 (sibcall): In the comment above the define_insn, mention
21348 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21349 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21350 instead of TARGET_ABICALLS.
21352 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21354 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21355 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21356 (MACFLAGS_MATCH_P): New macro.
21357 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21358 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21359 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21360 the other MACFLAG constants.
21361 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21362 (flag_machi): Tighten constraints. Renumber some of the operands.
21363 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21365 (flag_machi_parts_acconly): New pattern.
21366 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21368 (flag_macinit1hi): Tighten constraints.
21369 (flag_mul_macv2hi_parts_acconly): New pattern.
21371 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21372 Use a more efficient implementation.
21373 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21374 inline sequences when not optimizing for size.
21376 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21377 movhi_high2low): Delete, merge functionality into...
21378 (packv2hi): ... this pattern.
21380 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21381 * config/bfin/bfin.opt (msim): New option.
21382 (mcpu=): New option.
21383 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21384 (bfin_cpu_t): Typedef of enum bfin_cpu.
21385 (bfin_cpu_type): New declaration.
21386 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
21387 -msim and -mcpu= options.
21388 (LIB_SPEC): Likewise.
21389 * config/bfin/bfin.c (bfin_cpu_type): Define.
21390 (bfin_handle_option): Handle -mcpu= option.
21391 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21392 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21393 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21395 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21397 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21398 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21399 (powerpc-wrs-vxworksae): Use ${tm_file}.
21400 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21401 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21402 * config/i386/vx-common.h: New file.
21404 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21406 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21409 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21411 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21414 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21418 * c-common.c (c_build_qualified_type): Set canonical type
21421 2007-04-12 Richard Guenther <rguenther@suse.de>
21423 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21424 lower bound and element size if lower bound is not zero
21425 or either of the ARRAY_REF operands is set.
21427 2007-04-12 Richard Guenther <rguenther@suse.de>
21429 PR tree-optimization/24689
21430 PR tree-optimization/31307
21431 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21433 * gimplify.c (canonicalize_addr_expr): To be consistent with
21434 gimplify_compound_lval only set operands two and three of
21435 ARRAY_REFs if they are not gimple_min_invariant. This makes
21436 it never at this place.
21437 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21439 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21441 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21442 null before emitting a .nsubspa directive.
21444 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21446 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21447 need_to_partition_p if there are no memory statements in the
21450 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21452 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21453 (gcd_of_steps_may_divide_p): New function.
21454 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21456 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21458 * reload.c (find_reloads_toplev, find_reloads_address,
21459 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21460 not a pointer equality test, to decide if we need to call
21461 push_reg_equiv_alt_mem.
21463 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21465 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21466 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21468 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21470 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21472 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21473 vector to be positive.
21475 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21479 * doc/invoke.texi: Document --params max-aliased-vops and
21481 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21482 debug_memory_partitions): Move to tree-flow.h
21483 * params.h (AVG_ALIASED_VOPS): Define.
21484 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21486 (mp_info_t): Likewise.
21487 (get_mem_sym_stats_for): New.
21488 (set_memory_partition): Move from tree-flow-inline.h.
21489 (mark_non_addressable): Only clear the set of symbols for the
21490 partition if it exists.
21491 (dump_memory_partitions): Move from tree-ssa-operands.c
21492 (debug_memory_partitions): Likewise.
21493 (need_to_partition_p): New.
21494 (dump_mem_ref_stats): New.
21495 (debug_mem_ref_stats): New.
21496 (dump_mem_sym_stats): New.
21497 (debug_mem_sym_stats): New.
21498 (update_mem_sym_stats_from_stmt): New.
21499 (compare_mp_info_entries): New.
21500 (mp_info_cmp): Call it.
21501 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21503 (get_mpt_for): Move from tree-ssa-operands.c.
21504 (find_partition_for): New.
21505 (create_partition_for): Remove.
21506 (estimate_vop_reduction): New.
21507 (update_reference_counts): New.
21508 (build_mp_info): New.
21509 (compute_memory_partitions): Refactor.
21510 Document new heuristic.
21511 Call build_mp_info, update_reference_counts,
21512 find_partition_for and estimate_vop_reduction.
21513 (compute_may_aliases): Populate virtual operands before
21514 calling debugging dumps.
21515 (delete_mem_sym_stats): New.
21516 (delete_mem_ref_stats): New.
21517 (init_mem_ref_stats): New.
21518 (init_alias_info): Call it.
21519 (maybe_create_global_var): Remove alias_info argument.
21520 Get number of call sites and number of pure/const call sites
21521 from gimple_mem_ref_stats().
21522 (dump_alias_info): Call dump_memory_partitions first.
21523 (dump_points_to_info_for): Show how many times a pointer has
21525 * opts.c (decode_options): For -O2 set --param
21526 max-aliased-vops to 500.
21527 For -O3 set --param max-aliased-vops to 1000 and --param
21528 avg-aliased-vops to 3.
21529 * fortran/options.c (gfc_init_options): Remove assignment to
21531 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21532 * tree-dfa.c (dump_variable): Dump memory reference
21534 Dump NO_ALIAS* settings.
21535 (referenced_var_lookup): Tidy.
21536 (mem_sym_stats): New.
21537 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21538 and ORIG are different SSA names for a memory partition.
21539 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21540 * tree-flow.h (struct mem_sym_stats_d): Define.
21541 (mem_sym_stats_t): Define.
21542 (struct mem_ref_stats_d): Define.
21543 (struct gimple_df): Add field mem_ref_stats.
21544 (enum noalias_state): Define.
21545 (struct var_ann_d): Add bitfield noalias_state.
21546 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21547 debug_mem_ref_stats, debug_memory_partitions,
21548 debug_mem_sym_stats): Declare.
21549 * tree-ssa-structalias.c (update_alias_info): Update call
21550 sites, pure/const call sites and asm sites in structure
21551 returned by gimple_mem_ref_stats.
21552 Remove local variable IS_POTENTIAL_DEREF.
21553 Increase NUM_DEREFS if the memory expression is a potential
21555 Call update_mem_sym_stats_from_stmt.
21556 If the memory references memory, call
21557 update_mem_sym_stats_from_stmt for all the direct memory
21558 symbol references found.
21559 (intra_create_variable_infos): Set noalias_state field for
21560 pointer arguments according to the value of
21561 flag_argument_noalias.
21562 * tree-ssa-structalias.h (struct alias_info): Remove fields
21563 num_calls_found and num_pure_const_calls_found.
21564 (update_mem_sym_stats_from_stmt): Declare.
21565 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21566 Set default value to 100.
21567 (PARAM_AVG_ALIASED_VOPS): Define.
21569 2007-04-11 Richard Guenther <rguenther@suse.de>
21571 PR middle-end/31530
21572 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21573 a * -b + c as c - a * b if we honor sign dependent rounding.
21575 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21577 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21578 bfin_expand_strmov.
21579 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21580 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21582 (initialize_trampoline): Don't use old-style function definition.
21583 (bfin_secondary_reload): Mark IN_P argument as unused.
21585 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21587 PR tree-optimization/31343
21588 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21589 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21590 * testsuite/gcc.dg/vect/pr31343.c: New.
21592 2007-04-10 Eric Christopher <echristo@apple.com>
21594 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21595 * config/i386/i386.md (*cmpfp0): Use.
21596 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21597 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21598 (fix_trunc<mode>_i386_fisttp): Ditto.
21599 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21600 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21601 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21602 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21603 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21604 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21605 (unnamed_splitters): Ditto.
21606 * config/i386/i386.c (output_fix_trunc): Assert that
21607 we're not being passed a TFmode operand.
21609 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21611 PR tree-optimization/31526
21612 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21613 n_basic_blocks to find newly added blocks.
21615 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21617 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21619 (fix_trunc<mode>si_sse): Ditto.
21620 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21621 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21622 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21623 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21624 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21625 expander using SSEMODEF mode macro.
21626 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21627 expander using SSEMODEF mode macro.
21628 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21629 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21630 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21631 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21632 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21633 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21634 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21635 Macroize insn using X87MODEF mode macro.
21637 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21639 * config/i386/sse.md (sse2_pinsrw): Removed.
21640 (sse2_pextrw): Renamed to ...
21641 (*sse2_pextrw): This.
21643 2007-04-09 Jan Hubicka <jh@suse.cz>
21646 * config/i386/sse.md
21647 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21648 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21649 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21650 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21652 2007-04-09 Jan Hubicka <jh@suse.cz>
21654 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21655 multiple fields of union.
21657 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21659 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21660 (create_preheaders): Check that loops are available.
21661 (fix_loop_structure): Clean up, improve comments.
21662 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21663 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21665 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21666 * predict.c (tree_estimate_probability): Do not call
21667 calculate_dominance_info. Call create_preheaders.
21668 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21669 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21671 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21672 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21673 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21674 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21677 2007-04-08 Jan Hubicka <jh@suse.cz>
21679 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21680 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21681 * fold-const.c (fold_unary): Use it.
21683 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21685 * varasm.c (assemble_variable): Remove call to
21686 lang_hooks.decls.prepare_assemble_variable.
21687 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21688 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21689 * langhooks.h (lang_hooks_for_decls): Remove
21690 prepare_assemble_variable.
21692 2007-04-08 Mike Stump <mrs@apple.com>
21694 * config/i386/i386.c: Use inc/dec on Core2.
21696 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21698 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21699 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21700 lhd_tree_inlining_end_inlining): Remove.
21701 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21702 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21703 end_inlining hooks.
21704 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21705 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21706 lhd_tree_inlining_end_inlining): Remove prototypes.
21707 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21708 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21709 LANG_HOOKS_TREE_INLINING_START_INLINING,
21710 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21712 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21715 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21718 * config/avr/predicates.md (io_address_operand): Delete predicate.
21719 (low_io_address_operand): Don't use 'mode' argument.
21720 (higth_io_address_operand): Rename ...
21721 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21722 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21725 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21727 Revert change removing staticp.
21729 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21732 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21735 2007-04-07 Bruce Korb <bkorb@gnu.org>
21737 * c.opt: Add -Wformat-contains-nul.
21738 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21740 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21741 the NUL byte warning.
21743 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21745 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21747 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21749 * tree.c (staticp): No longer use staticp langhook.
21750 * langhooks.c (lhd_staticp): Removed.
21751 * langhooks.h (struct lang_hooks): Remove staticp.
21752 * c-common.c (c_staticp): Remove.
21753 * c-common.h (c_staticp): Ditto.
21754 * langhooks-defs.h (lhd_staticp): Ditto.
21755 (LHD_HOOKS_STATICP): Ditto
21756 * tree.h (gcc_assert_lowered): New macro.
21758 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21760 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21761 argument "reliable".
21762 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21763 Add argument "reliable". Propagate it through calls.
21764 (infer_loop_bounds_from_undefined): Derive number of iterations
21765 estimates from references in blocks that do not dominate loop latch.
21766 (gcov_type_to_double_int): New function.
21767 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21768 and expected_loop_iterations_unbounded.
21769 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21770 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21771 * tree-data-ref.c (estimated_loop_iterations): Export.
21772 (get_references_in_stmt): Fix -- do not return addresses of local
21774 * cfgloop.h (expected_loop_iterations_unbounded,
21775 estimated_loop_iterations): Declare.
21777 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21779 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21781 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21783 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21784 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21785 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21786 Use output_387_reg_move().
21787 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21788 expander using X87MODEF12 mode macro.
21789 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21790 choosing register preferences. Use output_387_reg_move().
21791 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21792 instead of "x". Use output_387_reg_move().
21793 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21794 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21795 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21796 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21797 Use output_387_reg_move().
21798 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21800 (*truncxf?f_i387 splitter): Ditto.
21802 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21804 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21805 LANG_HOOKS_SAFE_FROM_P.
21806 * expr.c (safe_from_p): Remove langhook call.
21807 * langhooks.h (lang_hooks): Remove safe_from_p.
21808 (lhd_safe_from_p): Remove prototype.
21809 * langhooks.c (lhd_safe_from_p): Remove.
21811 2007-04-06 Jan Hubicka <jh@suse.cz>
21813 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21816 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21818 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21819 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21820 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21821 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21823 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21824 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21826 2007-04-05 Richard Henderson <rth@redhat.com>
21828 * config/alpha/alpha.c (print_operand) [+]: Remove.
21829 (alpha_end_function): Print nop if call at end of function.
21830 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21831 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21832 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21833 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21834 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21835 the call pattern. Update peepholes to match.
21837 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21839 * doc/extend.texi (Other Builtins): Add decimal float variants
21841 * builtins.def: Ditto.
21842 * builtins.c (expand_builtin): Ditto.
21844 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21845 H.J. Lu <hongjiu.lu@intel.com>
21848 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21849 of V8HImode when calling ix86_binary_operator_ok.
21850 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21851 (sdot_prodv8hi): Operands 1 and 2 must be register.
21853 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21855 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21856 initialize align to silence bogus warning.
21858 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21860 PR middle-end/22156
21861 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21863 (struct sra_walk_fns): Remove use_all parameter from use.
21864 (sra_hash_tree): Handle BIT_FIELD_REFs.
21865 (sra_elt_hash): Don't hash bitfld blocks.
21866 (sra_elt_eq): Skip them in parent compares as well. Handle
21868 (sra_walk_expr): Don't maintain or pass down use_all_p.
21869 (scan_use): Remove use_all parameter.
21870 (scalarize_use): Likewise. Re-expand assignment to
21871 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21872 output, and re-scalarize after output. Don't mark anything
21874 (scalarize_ldst): Adjust.
21875 (scalarize_walk_gimple_modify_statement): Likewise.
21876 (build_element_name_1): Handle BIT_FIELD_REFs.
21877 (instantiate_element): Don't warn for any element whose parent
21878 is used as a whole.
21879 (instantiate_missing_elements_1): Return the sra_elt.
21880 (canon_type_for_field): New.
21881 (try_instantiate_multiple_fields): New.
21882 (instantiate_missing_elemnts): Use them.
21883 (mark_no_warning): Removed.
21884 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21885 (REPLDUP, sra_build_elt_assignment): New.
21886 (generate_copy_inout): Use them.
21887 (generate_element_copy): Likewise. Handle bitfld differences.
21888 (generate_element_zero): Don't recurse for blocks. Use
21889 sra_build_elt_assignment.
21890 (generate_one_element_int): Take elt instead of var. Use
21891 sra_build_elt_assignment.
21892 (generate_element_init_1): Adjust.
21893 (scalarize_use, scalarize_copy): Use REPLDUP.
21894 (scalarize_ldst): Move assert before dereference.
21895 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21897 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21899 * regmove.c: Fix unused variable warnings due to previous commit.
21901 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21903 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21904 (regmove_bb_head): Remove.
21905 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21906 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21907 problems with fixup_match_1.
21908 Don't initialize/free regmove_bb_head.
21910 (reg_is_remote_constant_p): If an insn is in the same basic block
21911 but not before INSN, consider it remote, too.
21913 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21916 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21917 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21919 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21921 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21922 (CONDITIONAL_REGISTER_USAGE): Likewise.
21924 2007-04-04 Richard Henderson <rth@redhat.com>
21926 * config/alpha/lib1funcs.asm: Remove unused file.
21928 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21931 * opts.c (print_specific_help): Fix --help=<language>
21933 (common_handle_option): Support --help=common.
21935 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21938 * gcc.c (main): Do not run the linker if
21939 print_subprocess_help indicates that it shouldn't be
21942 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21945 * doc/invoke.texi (--help=): Document <languages> value, fix
21946 formatting in tables of values.
21948 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21950 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21951 dllimport attribute of virtual methods.
21953 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21955 * config/score/crti.asm: Change _bss_start to __bss_start.
21956 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21957 (OUTGOING_REG_PARM_STACK_SPACE) update.
21958 * config/score/score.opt: add options to make backend support
21959 score5, score5u, score7 and score7d.
21960 * config/score/score.md: Likewise.
21961 * config/score/misc.md: Likewise.
21962 * config/score/mac.md: Likewise.
21963 * doc/invoke.texi: Likewise.
21964 * doc/md.texi: update constraints define.
21966 2007-04-03 Richard Henderson <rth@redhat.com>
21968 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21969 an appropriate type, use the mode instead.
21971 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21973 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21974 Set the default --with-arch setting to mips2.
21975 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21976 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21977 (MULTILIB_OSDIRNAMES): Delete.
21978 (MULTILIB_DIRNAMES): Define.
21979 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21980 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21981 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21982 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21983 VXWORKS_OS_CPP_BUILTINS.
21984 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21985 (MIPS_DEBUGGING_INFO): Undefine.
21986 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21988 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21990 PR middle-end/30704
21991 * fold-const.c (native_encode_real): Encode real.c provided longs
21992 as a series of 32-bit native integers.
21993 (native_interpret_real): Interpret buffer as a series of 32-bit
21996 2007-04-03 Richard Guenther <rguenther@suse.de>
21998 * genpreds.c (write_insn_constraint_len): Write function
21999 optimized for CONSTRAINT_LEN implementation.
22000 (write_tm_preds_h): Output insn_constraint_len inline and
22001 use it for CONSTRAINT_LEN.
22002 (write_insn_preds_c): Don't output insn_constraint_len.
22003 * doc/md.texi (define_register_constraint): Document multi-letter
22004 constraints shall have the same length if they start with the same
22007 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22010 * config/i386/i386.md (isinf<mode>2): Expand only when
22011 TARGET_C99_FUNCTIONS is set.
22013 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22015 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22016 (x86_64-*-linux*): Ditto.
22017 * config/i386/i386.opt (mpc): New option.
22018 * config/i386/i386.c (overrride_options): Handle
22019 ix87_precision_string.
22020 * config/i386/crtprec.c: New file.
22021 * config/i386/t-crtpc: Ditto.
22022 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22023 and -mpc80 options.
22024 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22025 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22026 crtprec32.o, crtprec64.o and crtprec80.o.
22028 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22029 and -mpc80 options.
22030 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22032 2007-04-02 Eric Christopher <echristo@apple.com>
22034 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22035 limitations on darwin.
22037 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22040 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22042 2007-04-02 Dave Korn <dave.korn@artimi.com>
22044 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22046 2007-04-02 Dave Korn <dave.korn@artimi.com>
22048 * libgcc2.h (exception_descriptor): Don't forward-declare.
22049 (__get_eh_table_language, __get_eh_table_version): Delete
22050 prototypes of long-dead functions.
22052 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22054 * ebitmap.h: New file
22055 * ebitmap.c: New file
22056 * Makefile.in (ebitmap.o): New target.
22058 2007-04-01 Jan Hubicka <jh@suse.cz>
22060 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22061 before very first instruction.
22063 2007-04-01 Jan Hubicka <jh@suse.cz>
22065 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22066 waring on 64bit hosts.
22067 * bitmap.h: Fix typo in bitmap_head_def.
22069 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22071 PR rtl-optimization/31391
22072 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22073 into a DELETED_LABEL note, and the label is in an empty basic
22074 block, update BB_END as well as BB_HEAD.
22076 2007-04-01 Richard Henderson <rth@redhat.com>
22078 PR tree-optimization/31169
22079 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22080 to varying if the range is outside [0, prec-1].
22082 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22085 * config/mips/mips.md (load_const_gp): New insn.
22086 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22087 the MIPS16 GP pseudo register if no_new_pseudos.
22088 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22090 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22093 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22095 (call_value): Likewise.
22097 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22098 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22101 * doc/invoke.texi: (optimization options): Reword description
22102 of -ffast-math. Document its primary purpose.
22104 2007-03-31 Richard Guenther <rguenther@suse.de>
22106 * omp-low.c (splay-tree.h): Include.
22107 (lookup_decl): Replace splay-tree usage by pointer-map.
22108 (maybe_lookup_decl): Likewise.
22109 (new_omp_context): Likewise.
22110 (delete_omp_context): Likewise.
22111 * gimplify.c (splay-tree.h): Include.
22112 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22114 (remap_ssa_name): Likewise.
22115 (remap_decl): Likewise.
22116 (remap_type_1): Likewise.
22117 (remap_type): Likewise.
22118 (copy_body_r): Likewise.
22119 (expand_call_inline): Likewise.
22120 (clone_body): Likewise.
22121 (copy_tree_r): Likewise.
22122 (remap_save_expr): Likewise.
22123 (unsave_r): Likewise.
22124 (unsave_expr_now): Likewise.
22125 (tree_function_versioning): Likewise.
22126 (build_duplicate_type): Likewise.
22127 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22128 (struct copy_body_data): Replace splay-tree by pointer-map.
22129 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22130 not $(SPLAY_TREE_H).
22131 (gimplify.o): Depend on $(SPLAY_TREE_H).
22132 (omp-low.p): Likewise.
22134 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22136 * config/avr/predicates.md (even_register_operand,
22137 odd_register_operand): New predicates.
22138 * config/avr/avr.md (movw peephole2): New.
22139 (movw_r peephole2): New.
22141 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22143 * tree.h (get_signed_or_unsigned_type): New.
22144 * fold-const.c (operand_equal_for_comparison_p): Use
22145 get_signed_or_unsigned_type instead of
22146 lang_hooks.types.signed_or_unsigned_type.
22147 * expr.c (store_expr): Ditto.
22148 * langhooks.c (get_signed_or_unsigned_type): New.
22149 (lhd_signed_or_unsigned_type): New.
22150 * langhooks.h (lhd_signed_or_unsigned_type): New.
22151 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22153 2007-03-30 Richard Henderson <rth@redhat.com>
22155 * tree-ssa-loop-ivopts.c: Include target.h.
22156 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22157 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22158 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22159 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22161 2007-03-30 Richard Henderson <rth@redhat.com>
22162 Kai Tietz <kai.tietz@onevision.com>
22164 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22165 default for 64-bit.
22166 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22167 (TARGET_64BIT_MS_ABI): New.
22168 (DBX_REGISTER_NUMBER): Handle 64-bit.
22169 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22170 (LONG_TYPE_SIZE): Force to 32.
22171 (REG_PARM_STACK_SPACE): New.
22172 (OUTGOING_REG_PARM_STACK_SPACE): New.
22173 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22174 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22175 (STACK_BOUNDARY): Use 128 for 64-bit.
22176 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22177 Add 64-bit implementation.
22178 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22180 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22181 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22182 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22183 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22184 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22185 TARGET_64BIT_MS_ABI.
22186 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22187 (ix86_pass_by_reference): Likewise.
22188 (ix86_function_value_regno_p): Likewise.
22189 (ix86_build_builtin_va_list): Likewise.
22190 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22191 (function_arg_advance_ms_64): New.
22192 (function_arg_advance): Call it.
22193 (function_arg_ms_64): New.
22194 (function_arg): Call it.
22195 (function_value_ms_64): New.
22196 (ix86_function_value_1): Call it.
22197 (return_in_memory_ms_64): New.
22198 (ix86_return_in_memory): Call it.
22199 (setup_incoming_varargs_ms_64): New.
22200 (ix86_setup_incoming_varargs): Call it.
22201 (ix86_expand_prologue): Handle 64-bit stack probing.
22202 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22203 (output_pic_addr_const): Likewise.
22204 (x86_this_parameter): Likewise.
22205 (x86_output_mi_thunk): Likewise.
22206 (x86_function_profiler): Likewise.
22207 (TARGET_STRICT_ARGUMENT_NAMING): New.
22208 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22209 (TARGET_64BIT_MS_ABI): New.
22210 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22211 * config/i386/i386.md (allocate_stack_worker): Remove.
22212 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22213 describe the clobber of eax without a match_scratch.
22214 (allocate_stack_worker_postreload): Remove.
22215 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22216 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22217 (allocate_stack_worker_rex64_postreload): Remove.
22218 (allocate_stack): Handle 64-bit.
22219 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22220 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22221 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22222 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22223 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22224 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22225 * config.build (x86_64-*-mingw*): New host.
22226 * config.host (x86_64-*-mingw*): New host.
22227 * config.gcc (x86_64-*-mingw*): New target.
22228 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22230 2007-03-30 Richard Henderson <rth@redhat.com>
22231 Kai Tietz <kai.tietz@onevision.com>
22233 * c-pragma.c (struct def_pragma_macro_value): New.
22234 (struct def_pragma_macro): New.
22235 (pushed_macro_table): New.
22236 (dpm_hash, dpm_eq): New.
22237 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22238 (init_pragma): Install them.
22239 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22241 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22243 * config/avr/avr.c (avr_override_options): Clear
22244 'flag_delete_null_pointer_checks'.
22246 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22249 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22250 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22251 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22252 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22253 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22254 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22255 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22257 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22259 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22261 * regmove.c: Move all of pass_stack_adjustments from here...
22262 * combine-stack-adj.c: ...to this new file.
22263 * Makefile.in: Add rules for combine-stack-adj.o.
22265 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22267 PR tree-optimization/31383
22268 * tree-data-ref.c (affine_function_equal_p): Do not require the
22269 vectors to have the same length.
22271 2007-03-30 Jan Hubicka <jh@suse.cz>
22273 PR middle-end/30700
22274 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22275 availablility; add more sanity checking; ask varpool only about
22278 2007-03-29 Richard Henderson <rth@redhat.com>
22280 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22281 to decide, but __SIZEOF_LONG_LONG__.
22283 2007-03-29 Richard Henderson <rth@redhat.com>
22285 * emutls.c (struct __emutls_array): New.
22286 (emutls_destroy): Use it instead of casting element 0 from void*.
22287 (__emutls_get_address): Likewise.
22289 2007-03-29 Richard Henderson <rth@redhat.com>
22291 * varasm.c (initializer_constant_valid_p): Don't deny
22292 DECL_DLLIMPORT_P on functions.
22294 * config/i386/cygming.h: Remove function declarations.
22295 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22296 (ASM_OUTPUT_LABELREF): Remove.
22297 (COMMON_ASM_OP): Remove.
22298 (ASM_OUTPUT_COMMON): Remove.
22299 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22300 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22301 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22302 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22303 Rename from TARGET_ENCODE_SECTION_INFO.
22304 * config/i386/netware.h: Likewise.
22305 * config/i386/i386-protos.h: Update.
22306 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22307 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22308 (legitimate_constant_p): Reject dllimports.
22309 (dllimport_map, get_dllimport_decl): New.
22310 (legitimize_dllimport_symbol): New.
22311 (legitimize_address, ix86_expand_move): Use it.
22312 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22313 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22314 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22315 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22316 * config/i386/predicates.md (constant_call_address_operand): Only
22317 accept symbols; reject dllimport_p symbols.
22318 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22319 i386_pe_maybe_record_exported_symbol.
22320 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22321 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22322 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22323 trust the setting of DECL_DLLIMPORT_P.
22324 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22325 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22326 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22327 tidy the argument scanning loop.
22328 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22329 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22330 (i386_pe_strip_name_encoding): Remove.
22331 (i386_pe_binds_local_p): New.
22332 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22333 (i386_pe_output_labelref): Remove.
22334 (i386_pe_asm_output_aligned_decl_common): New.
22335 (i386_pe_maybe_record_exported_symbol): Rename from
22336 i386_pe_record_exported_symbol; check for dllexported symbols.
22338 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22340 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22341 add comment explaining why vsnprintf cannot be used.
22343 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22345 PR tree-optimization/30666
22346 * tree.c (build_complex_type): When creating type names for DWARF2
22347 debug info, create TYPE_DECLs for TYPE_NAME instead of
22349 (build_common_tree_nodes_2): Use build_complex_type when building
22350 predefined complex types, to preserve canonical types.
22352 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22354 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22355 (noce_get_alt_condition): Look at it to determine whether to
22356 reverse the condition or not.
22357 (noce_get_condition): Substitute the truth for lies.
22358 (noce_find_if_block): Set the then_else_reversed field.
22360 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22362 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22363 destination of this insn.
22364 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22365 than calling gen_rtx_SET directly. Use r0 to hold the value of
22366 'address + 4' rather than a stack based temporary which can be
22367 mis-optimized away.
22369 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22371 * config/s390/s390.c (s390_secondary_input_reload_class,
22372 s390_secondary_output_reload_class): Functions removed.
22373 (s390_secondary_reload): New function.
22374 (TARGET_SECONDARY_RELOAD): Target macro defined.
22375 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22376 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22377 * config/s390/s390.md ("reload_outti", "reload_outdi",
22378 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22379 "reload_out<mode>"): Expanders removed.
22380 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22381 "reload<mode>_nonoffmem_out"): Expanders added.
22383 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22385 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22386 action if SRC->DEST replacement failed anyway.
22388 2007-03-28 Mike Stump <mrs@apple.com>
22390 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
22391 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22392 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22394 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22396 * config.gcc: Accept barcelona as a variant of amdfam10.
22397 * config/i386/i386.c (override_options): Likewise.
22398 * doc/invoke.texi: Likewise.
22400 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22402 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22403 offsets for BIT_FIELD_REF and COMPONENT_REF.
22405 2007-03-28 Richard Guenther <rguenther@suse.de>
22407 * tree.c (is_global_var): Move ...
22408 * tree-flow-inline.h (is_global_var): ... here.
22409 * tree.h (is_global_var): Remove declaration.
22411 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22413 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22415 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22416 * config/i386/i386.c (ix86_tune_features): Initialize new
22418 * config/i386/predicates.md (promotable_binary_operator): Use
22419 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22421 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22424 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22426 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22428 * config/fr30/fr30.md (movsi_internal): Change destination
22429 constraint from m to V and add m to the end.
22431 2007-03-28 Christian Bruel <christian.bruel@st.com>
22433 * config/sh/sh.md (movsi_i): Fix type attribute.
22435 2007-03-28 Christian Bruel <christian.bruel@st.com>
22437 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22438 (movsf_ie): Likewise.
22440 2007-03-28 Christian Bruel <christian.bruel@st.com>
22442 * config.gcc: Add sh4-300 to multilib.
22443 * config/sh/t-mlib-sh4-300: New file.
22445 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22447 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22448 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22449 fix_trunc<mode>di2.
22450 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22451 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22452 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22453 "fixuns_trunctddi2"): Whitespace fix.
22455 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22457 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22458 the definition of struct sh_args.
22459 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22460 CALL_COOKIE_INT_REG_GET): Likewise.
22462 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22464 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22465 transformations are applied successfully.
22467 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22469 * tree.c (tree_contains_struct): Permit 512 tree codes.
22470 * tree.h (tree_contains_struct): Ditto.
22471 (MAX_TREE_CODES): Ditto.
22472 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22473 SPARE member to store remaining padding bits.
22475 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22477 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22480 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22482 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22483 * configure: Regenerate.
22485 * configure: Regenerate using the correct version of autoconf.
22487 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22489 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22491 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22492 regs to "__SP_L__" and "__SP_H__".
22494 2007-03-27 Richard Guenther <rguenther@suse.de>
22496 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22497 computations with it with a HOST_WIDE_INT variable.
22499 2007-03-26 Mike Stump <mrs@apple.com>
22501 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22502 objective-c-header, objective-c++-header and objc++-cpp-output
22504 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22506 2007-03-26 Richard Henderson <rth@redhat.com>
22509 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22510 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22511 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22512 IX86_BUILTIN_PSRLQ128): New.
22513 (ix86_init_mmx_sse_builtins): Add them.
22514 (ix86_expand_builtin): Expand them.
22515 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22516 operand 2 be TImode.
22517 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22518 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22519 _mm_srli_epi64): Mark __B const.
22520 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22521 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22522 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22523 new two-vector shift builtins.
22525 2007-03-26 Ian Lance Taylor <iant@google.com>
22527 PR tree-optimization/31345
22528 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22529 [+INF, +INF(OVF)] into VARYING.
22531 2007-03-26 Zack Weinberg <zackw@panix.com>
22533 * gengtype-parse.c: New file.
22534 * gengtype-yacc.y: Delete.
22535 * gengtype-lex.l: Don't include gengtype-yacc.h.
22536 Define YY_DECL and yyterminate appropriately for recursive
22537 descent parser. yylval is now a string out-parameter to yylex.
22538 (HWS, EOID): New shorthand.
22539 (IWORD): Add a couple more types.
22540 (yylex): Add a setup stanza. Remove the complex rules for
22541 detecting GTY'ed types and typedefs; replace with simple
22542 keyword detectors. Adjust everything for the changed
22543 definition of yylval. Ignore all pp-directives, not just #define.
22545 (parse_file): Rename yybegin; do not call yyparse.
22547 * gengtype.c (xasprintf): Export again.
22548 (this_file): New. Use everywhere __FILE__ was being used.
22549 (get_lang_bitmap): Special case types defined in gengtype.c.
22550 (do_typedef, new_structure): Suppress definition of certain types.
22551 (new_structure): Improve diagnostics of duplicate definitions.
22552 Make sure location_s is associated with input.h.
22553 (nreverse_pairs, define_location_structures): New functions.
22554 (main): Improve tagging of kludge types. Remove old kludges
22555 for input.h types; use define_location_structures.
22556 * gengtype.h: Update prototypes. Define token codes here.
22557 * Makefile.in: Remove all references to gengtype-yacc.
22558 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22560 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22561 add GTY((skip)) to the field that's only conditionally there.
22562 * doc/install.texi: Document that Bison is no longer required
22563 unless building treelang.
22565 * gengtype.c: Don't include gtyp-gen.h.
22566 (srcdir): Declare here.
22567 (base_files, lang_dir_names): Allocate dynamically.
22568 (gt_files, num_gt_files, num_lang_dirs): New globals.
22569 (measure_input_list, read_input_line, read_input_list)
22570 (set_lang_bitmap): New functions.
22571 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22572 simplify, relying on read_input_list to set up the bitmaps.
22573 (main): Arguments are no longer unused. Check for correct number
22574 of command line arguments, set srcdir and srcdir_len, then call
22575 read_input_list, before doing anything else. No need to worry
22576 about duplicates in main loop.
22577 * configure.ac: Simplify the calculation of all_gtfiles.
22578 Put language tags in there. Don't set or substitute
22579 all_gtfiles_files_langs or all_gtfiles_files_frags.
22580 * Makefile.in: Revamp the way gengtype is invoked, now that it
22581 takes a file on its command line with a much simpler format.
22582 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22583 (GTFILES): Remove duplicates and C source files.
22584 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22585 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22586 * configure: Regenerate.
22588 * gengtype.h: Remove all type definitions to gengtype.c; leave
22589 only definitions of options_p, type_p, and pair_p as opaque
22590 pointers. Update prototypes.
22591 * gengtype.c: Many type definitions moved here from gengtype.h.
22592 Consolidate type definitions at the top of the file.
22593 (xvasprintf): Delete.
22594 (xasprintf): Make static.
22595 (create_nested_pointer_option): Add 'next' parameter.
22596 (create_field_all, create_field_at): New functions.
22597 (create_field): Now a thin wrapper around create_field_all.
22598 (create_optional_field): Rename create_optional_field_ and add
22599 line argument. Original name is now a macro which supplies
22601 (oprintf): Use vsnprintf directly.
22602 (close_output_files): Use fatal rather than perror/exit.
22603 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22604 (main): Set progname. Don't use exit.
22605 * gengtype-yacc.y (struct_fields): Use create_field_at.
22606 (option, optionseqopt): Delete.
22607 (optionseq): Consolidate productions from option here so we
22608 can use the first argument to create_option.
22610 * gengtype-lex.l: Distinguish unions from structures in the
22611 token type. Don't call find_structure; return the tag as a string.
22612 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22613 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22614 string. Reorganize typedef_struct production accordingly.
22615 Use create_nested_ptr_option.
22616 * gengtype.c (create_nested_ptr_option): New function.
22617 * gengtype.h: Declare it.
22619 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22620 (string_type): Don't declare.
22621 (do_scalar_typedef): Declare.
22622 (create_scalar_type): Update prototype.
22623 * gengtype.c (string_type): Make static.
22624 (scalar_nonchar, scalar_char): New.
22625 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22626 (resolve_typedef): Use scalar_nonchar for error recovery.
22627 (create_scalar_type): Remove name_len field. Return scalar_char
22628 or scalar_nonchar as appropriate.
22629 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22630 to use string_type.
22631 (throughout): Use scalar_nonchar instead of calling
22632 create_scalar_type, whenever possible.
22633 (main): Initialize scalar_char and scalar_nonchar before calling
22635 * gengtype-lex.l: Adjust for removal of second argument to
22636 create_scalar_type. Use yylval.s instead of yylval.t when
22638 * gengtype-yacc.y: Type of SCALAR is string. Call
22639 create_scalar_type from type:SCALAR rule. Adjust for removal of
22640 second argument to create_scalar_type.
22642 * vec.h: Remove all #if IN_GENGTYPE blocks.
22643 Add comment saying that changes may require adjustments to gengtype.
22644 * gengtype.c: Don't include coretypes.h or tm.h.
22645 Add comment to inclusion of errors.h.
22646 (note_def_vec, note_def_vec_alloc): New functions.
22647 * gengtype.h: Declare new functions.
22648 * gengtype-lex.l: Don't include coretypes.h.
22649 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22651 (update_lineno): Remove unnecessary prototype.
22652 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22653 (VEC rule): Just return VEC_TOKEN.
22654 * gengtype-yacc.y (VEC_TOKEN): New token type.
22655 (type): Add a production for VEC(a,b).
22656 * Makefile.in: Update dependencies.
22658 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22659 typedefs that use the old PARAMS macro.
22661 * gengtype-lex.l: Remove all rules and states relating to yacc
22663 * gengtype-yacc.y: Similarly.
22664 * gengtype.c (note_yacc_type): Delete function.
22665 * gengtype.h: Update prototypes.
22667 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22669 * tree-pretty-print.c (dump_generic_node): Report precision of
22670 unnamed integer types.
22672 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22674 * ifcvt.c (noce_try_store_flag_constants): Don't check
22675 no_new_pseudos here.
22676 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22677 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22678 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22679 noce_try_sign_mask): Likewise.
22680 (if_convert): Check no_new_pseudos here.
22682 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22684 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22685 (noce_get_condition): Handle new then_else_reversed argument.
22686 (noce_init_if_info): Remove, fold into noce_find_if_block.
22687 (noce_process_if_block): Take a struct noce_if_info as the
22688 argument. Don't set up one based on ce_if_info. Update pointer
22689 references accordingly.
22690 (cond_move_process_if_block): Likewise.
22691 (process_if_block): Removed.
22692 (find_if_block): Removed. Move functionality two new functions,
22693 noce_find_if_block and cond_exec_find_if_block.
22694 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22695 blocks and the symmetric IF-ELSE-JOIN case.
22696 (cond_exec_find_if_block): Also new function mostly based on old
22697 find_if_block and process_if_block.
22698 (find_if_header): Replace find_if_block call with separately
22699 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22700 (find_cond_trap): Update noce_get_condition call.
22701 (dead_or_predicable): Likewise.
22703 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22705 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22707 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22708 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22709 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22710 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22711 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22712 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22713 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22714 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22715 __builtin_ia32_psrad128 builtins.
22717 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22719 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22720 * config/i386/constraints.md
22721 (define_constraint "I"): Use IN_RANGE macro.
22722 (define_constraint "J"): Ditto.
22723 (define_constraint "K"): Ditto.
22724 (define_constraint "M"): Ditto.
22725 (define_constraint "N"): Ditto.
22726 (define_constraint "O"): Ditto.
22727 * config/i386/predicates.md
22728 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22729 (define_predicate "const_0_to_3_operand"): Ditto.
22730 (define_predicate "const_0_to_7_operand"): Ditto.
22731 (define_predicate "const_0_to_15_operand"): Ditto.
22732 (define_predicate "const_0_to_63_operand"): Ditto.
22733 (define_predicate "const_0_to_255_operand"): Ditto.
22734 (define_predicate "const_1_to_31_operand"): Ditto.
22735 (define_predicate "const_2_to_3_operand"): Ditto.
22736 (define_predicate "const_4_to_7_operand"): Ditto.
22738 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22740 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22741 in SImode for save_world.
22742 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22745 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22747 PR tree-optimization/30784
22748 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22751 2007-03-25 Revital Eres <eres@il.ibm.com>
22753 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22754 Fold movement_possibility function into it.
22756 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22758 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22759 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22760 (call_indirect_nonlocal_darwin64): Same.
22761 (call_nonlocal_darwin64): Same.
22762 (call_value_indirect_nonlocal_darwin64): Same.
22763 (call_value_nonlocal_darwin64): Same.
22764 (sibcall_nonlocal_darwin64): Same.
22765 (sibcall_value_nonlocal_darwin64): Same.
22766 (sibcall_symbolic_64): Same.
22767 (sibcall_value_symbolic_64): Same.
22768 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22770 (rs6000_emit_load_toc_table): Same.
22771 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22772 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22774 (divss_call): Same.
22775 (divus_call): Same.
22776 (quoss_call): Same.
22777 (quous_call): Same.
22778 (load_toc_v4_pic_si): Same
22779 (load_toc_v4_PIC_1): Same.
22780 (load_toc_v4_PIC_1b): Same.
22781 (call_indirect_aix{32,64}): Same.
22782 (call_value_indirect_aix{32,64}): Same.
22784 (call_value): Same.
22785 (call_local{32,64}): Same.
22786 (call_value_local{32,64}): Same.
22787 (call_indirect_nonlocal_aix{32,64}): Same.
22788 (call_nonlocal_aix{32,64}): Same.
22789 (call_value_indirect_nonlocal_aix{32,64}): Same.
22790 (call_value_nonlocal_aix{32,64}): Same.
22791 (call_indirect_nonlocal_sysv<mode>): Same.
22792 (call_nonlocal_sysv<mode>): Same.
22793 (call_value_indirect_nonlocal_sysv<mode>): Same.
22794 (call_value_nonlocal_sysv<mode>): Same.
22796 (sibcall_local{32,64}): Same.
22797 (sibcall_value_local{32,64}): Same.
22798 (sibcall_nonlocal_aix{32,64}): Same.
22799 (sibcall_value_nonlocal_aix{32,64}): Same.
22800 (sibcall_nonlocal_sysv<mode>): Same.
22801 (sibcall_value): Same.
22802 (sibcall_value_nonlocal_sysv<mode>): Same.
22804 2007-03-24 Paul Brook <paul@codesourcery.com>
22806 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22807 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22809 2007-03-24 Richard Henderson <rth@redhat.com>
22811 * config/ia64/constraints.md: New file.
22812 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22813 satisfies_constraint_?.
22814 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22815 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22816 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22817 ia64_output_mi_thunk): Likewise.
22818 (ia64_const_ok_for_letter_p): Remove.
22819 (ia64_const_double_ok_for_letter_p): Remove.
22820 (ia64_extra_constraint): Remove.
22821 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22822 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22823 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22824 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22825 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22826 EXTRA_MEMORY_CONSTRAINT): Remove.
22827 * config/ia64/ia64.md: Include constriants.md. Replace
22828 CONST_OK_FOR_? with satisfies_constraint_?.
22830 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22831 H.J. Lu <hongjiu.lu@intel.com>
22833 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22835 (name macros): Use DPD_BID_NAME to convert names properly.
22837 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22838 decimal floating point format.
22839 (init_floating_libfuncs): Change decimal functions so that they
22840 have a "bid_" prefix if the decimal system uses the BID format,
22841 and "dpd_" prefix if the decimal system uses the DPD format.
22842 (init_interclass_conv_libfuncs): Ditto.
22843 (init_intraclass_conv_libfuncs): Ditto.
22845 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22846 using the BID format.
22848 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22849 whether we are using the BID decimal format.
22850 * configure: Regenerate.
22852 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22853 the compiler has decimal floating point enabled. Define
22854 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22857 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22858 using the BID format.
22860 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22861 whether we are using the BID decimal format.
22862 * configure: Regenerate.
22864 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22865 the compiler has decimal floating point enabled. Define
22866 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22869 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22870 options, and that it is enabled for i386/x86_64 systems.
22872 * Makefile.in (enable_decimal_float): New.
22874 (DECNUMINC): Add -I$(DECNUMFMT).
22875 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22876 to $(DECNUMFMT) from $(DECNUM).
22878 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22879 Substitute enable_decimal_float.
22880 * configure: Regenerated.
22883 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22886 * configure.ac: Enable decimal float for x86_64-*-linux*.
22887 * configure: Regenerated.
22890 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22891 decimal128ClearSign to flip and clear the sign bit in decimal128.
22892 (decimal_real_maxval): Set decimal128SetSign to set the sign
22895 2007-03-23 Ian Lance Taylor <iant@google.com>
22897 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22899 2007-03-23 Ian Lance Taylor <iant@google.com>
22901 * tree-dump.c (dump_files): Correct comment.
22903 2007-03-23 Ian Lance Taylor <iant@google.com>
22905 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22907 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22909 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22910 in cfglayout mode. Don't go into and out of cfglayout mode.
22911 Link the blocks in the order of the constructed traces.
22912 (rest_of_handle_tracer): Adjust call to tracer.
22913 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22914 Don't go into cfglayout mode.
22915 (rtl_loop_done): Don't go out of cfglayout mode.
22916 * cfglayout.c (relink_block_chain): New function, split out from...
22917 (fixup_reorder_chain): ...here. Remove redundant checking.
22918 (cfg_layout_finalize): Don't clear the header, footer, and aux
22919 fields here, move the code to do so to relink_block_chain. Likewise
22920 for free_original_copy_tables.
22921 * rtl.h (tracer): Update prototype.
22922 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22923 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22924 mode. Use relink_block_chain to serialize the CFG according to the
22925 new basic block order. Move targetm.cannot_modify_jumps_p check from
22927 (gate_handle_reorder_blocks): ...to here.
22928 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22930 (gate_duplicate_computed_gotos): ...to here.
22931 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22932 something always changes when going into and out of cfglayout mode.
22933 Perform an expensive cfg cleanup while going into cfglayout mode.
22934 Always update liveness information on HAVE_conditional_execution
22935 targets. Reserialize the basic blocks and go out of cfglayout mode.
22936 * reg-stack.c: Include cfglayout.h.
22937 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22938 the call to reorder_basic_blocks.
22939 * basic-block.h (reorder_basic_blocks): Update prototype.
22940 (relink_block_chain): New prototype.
22941 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22943 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22945 * config/mips/mips.md (type, hazard, *movdi_32bit,
22946 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22947 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22948 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22949 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22950 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22952 (movcc): Change first xfer to multi.
22953 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22954 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22955 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22956 config/mips/generic.md: Change reservations using "xfer" to use
22958 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22959 using match_operand.
22960 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22961 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22963 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22965 2007-03-22 Richard Henderson <rth@redhat.com>
22967 * config/i386/i386.c: Remove unnecessary function declarations.
22968 Move targetm definition, and all related macros, to the end of
22969 the file. Resort some functions to put definitions before uses.
22970 (ix86_attribute_table): Make static. Move to end of file.
22971 (ix86_gimplify_va_arg): Make static.
22973 2007-03-22 Richard Henderson <rth@redhat.com>
22975 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22976 don't increase local_regparm with force_align_arg_pointer check.
22977 (ix86_function_sseregparm): Assert 32-bit.
22978 (type_has_variadic_args_p): New.
22979 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22980 type_has_variadic_args_p.
22981 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22982 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22983 use memset instead. Do maybe_vaarg check first; skip attribute
22984 tests if true; skip attribute tests for 64-bit.
22985 (construct_container): Remove TARGET_DEBUG_ARG.
22986 (function_arg_advance_32, function_arg_advance_64): Split out ...
22987 (function_arg_advance): ... from here.
22988 (function_arg_32, function_arg_64): Split out ...
22989 (function_arg): ... from here.
22990 (ix86_pass_by_reference): Tidy.
22991 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22992 (function_value_32): New, from parts of ix86_function_value
22993 and ix86_value_regno.
22994 (function_value_64): New, from parts of ix86_function_value
22995 and ix86_libcall_value.
22996 (ix86_function_value_1): New.
22997 (ix86_function_value, ix86_libcall_value): Use it.
22998 (return_in_memory_32, return_in_memory_64): Split out ...
22999 (ix86_return_in_memory): ... from here.
23000 (ix86_struct_value_rtx): Skip for 64-bit.
23001 (ix86_libcall_value, ix86_value_regno): Remove.
23002 (setup_incoming_varargs_64): Split out ...
23003 (ix86_setup_incoming_varargs): ... from here.
23004 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23005 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23006 * config/i386/i386-protos.h (ix86_function_value): Remove.
23007 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23009 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23012 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23013 infinities not supported, otherwise emit warning if -Woverflow. On
23014 underflow, emit warning if -Woverflow.
23015 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23017 * real.h (real_from_string): Update declaration
23019 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23020 Richard Henderson <rth@redhat.com>
23022 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23023 * calls.c (compute_argument_block_size, expand_call,
23024 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23025 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23026 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23027 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23028 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23029 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23030 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23031 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23034 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23036 * c-incpath.c (add_sysroot_to_chain): New.
23037 (merge_include_chains): Add sysroot argument. Call
23038 add_sysroot_to_chain if sysrooted.
23039 (register_include_chains): Update call to merge_include_chains.
23040 * doc/cppopts.texi: Document use of '=' in include directory
23043 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23045 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23046 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23047 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23048 insn pattern using X87MODEF12 mode macro.
23050 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23052 * regmove.c (regmove_optimize): Use reg_mentioned_p
23053 instead of reg_overlap_mentioned_p for DST.
23055 2007-03-21 Mike Stump <mrs@apple.com>
23057 * c.opt: Fixup for Objective-C/C++.
23059 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23061 * explow.c (convert_memory_address): Fold memory reference when
23062 POINTERS_EXTEND_UNSIGNED < 0
23064 2007-03-21 Richard Henderson <rth@redhat.com>
23067 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23068 * config/i386/mmintrin.h (__m64): Likewise.
23069 * config/i386/xmmintrin.h (__m128): Likewise.
23071 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23073 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23074 (VXWORKS_OS_CPP_BUILTINS): Define.
23075 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23076 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23078 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23080 * rtl.h (constant_pool_reference_p): Delete.
23081 (find_constant_src): Declare.
23082 * rtlanal.c (find_constant_src): New function.
23083 * simplify-rtx.c (constant_pool_reference_p): Delete.
23084 * config/i386/i386.md: Use find_constant_src instead of
23085 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23087 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23089 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23090 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23092 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23094 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23095 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23096 (arm_elf_asm_constructor): Use it.
23097 (arm_elf_asm_destructor): New function.
23099 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23101 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23103 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23105 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23107 2007-03-19 Andrew Haley <aph@redhat.com>
23109 PR tree-optimization/31264
23110 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23111 VIEW_CONVERT_EXPRs.
23113 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23115 PR rtl-optimization/30907
23116 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23117 (fwprop_init): Always call loop_optimizer_initialize.
23118 (fwprop_done): Always call loop_optimizer_finalize.
23119 (fwprop): We always have loop info now.
23120 (gate_fwprop_addr): Remove.
23121 (pass_fwprop_addr): Use gate_fwprop as gate.
23123 PR rtl-optimization/30841
23124 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23125 df_chain_alloc): Call df_reorganize_refs unconditionally.
23126 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23127 refs_organized to refs_organized_size.
23128 (df_ref_create_structure): Use refs_organized_size instead of
23129 bitmap_size if refs had been organized, and keep refs_organized_size
23131 * df.h (struct df_ref_info): Change refs_organized to
23132 refs_organized_size.
23133 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23136 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23138 * except.c (output_function_exception_table): Do not reference the
23139 EH personality routine for functions that do not require an
23142 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23145 * c-typeck.c (convert_for_assignment): Call comptypes for
23146 RECORD_TYPE or UNION_TYPE.
23148 PR inline-asm/30505
23149 * reload1.c (reload): Do invalid ASM checking after
23150 cleanup_subreg_operands.
23152 2007-03-19 Jeff Law <law@redhat.com>
23154 * tree-cfg.c (find_taken_edge): Tighten conditions for
23155 optimizing computed gotos.
23157 2007-03-19 Michael Matz <matz@suse.de>
23159 * builtins.c (expand_builtin_sync_operation,
23160 expand_builtin_compare_and_swap,
23161 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23164 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23165 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23168 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23170 * doc/tm.texi: Add brackets around the return type of
23171 TARGET_SECONDARY_RELOAD.
23173 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23174 Richard Guenther <rguenther@suse.de>
23176 PR tree-optimization/31254
23177 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23178 Use handled_component_p () where appropriate. Continue
23179 propagating into the rhs if we propagated into an INDIRECT_REF
23182 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23184 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23185 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23186 (xde, xdee): Mode attributes adjusted to support DFP modes.
23187 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23188 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23189 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23190 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23191 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23192 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23193 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23195 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23196 "movsf"): Insn definitions removed.
23197 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23198 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23199 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23201 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23202 "reload_in<mode>", "reload_out<mode>"): Expander added.
23203 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23206 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23208 * config/s390/s390.md: Only non-functional changes. Renamed
23209 FPR mode macro to BFP all over the file.
23211 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23213 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23214 (op_type attribute): RRF instruction type added.
23215 (fT0): New mode attribute.
23216 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23217 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23218 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23219 instruction no secondary memory is needed when moving DFmode values
23220 between GPRs and FPRs.
23222 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23224 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23225 inverted and documentation adjusted.
23226 ("mhard-dfp", "msoft-dfp"): New options.
23227 * config/s390/s390.c (s390_handle_arch_option): New architecture
23229 (override_options): Sanity checks for the new options added.
23230 * config.gcc: New architecture switch: z9-ec.
23231 * config/s390/s390.h (processor_flags): PF_DFP added.
23232 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23233 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23234 when the bit is NOT set so remove it from the defaults.
23236 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23238 * genemit.c (main): Print include statement for dfp.h.
23239 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23242 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23244 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23246 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23249 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23250 instead of PATTERN.
23252 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23254 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23255 attr_length_call, output_call, output_indirect_call): Cleanup
23256 formatting of targetm calls.
23258 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23260 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23262 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23264 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23265 reservation, bypass and anti-bypass descriptions for these
23266 instructions. Update move patterns.
23267 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23270 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23272 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23273 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23274 (get_initial_def_for_reduction): Likewise.
23276 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23278 Fix PR tree-optimization/29922
23279 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23280 (get_representative): Removed.
23281 (value_dies_in_block_x): Update for rvuse removal.
23282 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23283 (compute_antic_aux): Handle when PHI nodes appear in
23284 non-single-successors.
23285 (dump_bitmap_of_names): Removed.
23286 (compute_antic_safe): Renamed and removed rvuse calculation.
23287 Calculate only antic safe.
23288 (insert_into_preds_of_block): Remove assert.
23289 (execute_pre): Update for renamed functions.
23290 (defer_or_phi_translate_block): New function.
23292 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23294 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23295 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23297 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23298 Follow spelling conventions.
23300 * tree-data-ref.h: Remove the prototype for analyze_array.
23302 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23304 PR tree-optimization/31041
23305 * tree-vect-transform.c (get_initial_def_for_induction): Call
23306 force_gimple_operand.
23308 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23310 * ipa-type-escape.c (look_for_casts) : Revert code to use
23311 handled_component_p due to ada test a-numaux.adb.
23313 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23315 * final.c (final_scan_insn): Alter the condition of a
23316 conditional trap if we have nonstandard CC.
23318 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23320 * configure.ac: Remove excess quoting from asm line 0 test.
23321 * configure: Rebuilt.
23323 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23325 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23326 * c-common.c (convert_and_check): Move warning logic to...
23327 (warnings_for_convert_and_check): ...here. Define.
23328 * c-common.h (warnings_for_convert_and_check): Declare.
23330 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23332 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23333 (output_call): Likewise.
23335 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23337 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23339 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23341 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23343 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23345 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23346 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23348 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23350 PR tree-optimization/31183
23351 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23352 Use double_int instead of unsigned int for representing access_strides.
23353 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23355 2007-03-16 Richard Guenther <rguenther@suse.de>
23357 PR tree-optimization/31146
23358 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23359 to allow recursion of forward_propagate_addr_expr.
23360 (forward_propagate_addr_into_variable_array_index): Likewise.
23361 (forward_propagate_addr_expr): Likewise.
23362 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23363 (forward_propagate_addr_expr_1): Recurse on simple copies
23364 instead of propagating into them. Do so for useless conversions
23366 (forward_propagate_addr_expr): Clean up unused statements after
23369 2007-03-16 Richard Guenther <rguenther@suse.de>
23371 * builtins.c (expand_builtin_cexpi): Use the right argument
23372 for the expansion via cexp.
23374 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23376 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23377 * configure: Rebuilt.
23379 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23382 * dwarf2out.c (force_type_die): Adjust comment.
23383 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23385 2007-03-15 DJ Delorie <dj@redhat.com>
23387 * config/frv/predicates.md (minmax_operator): Don't check operands
23390 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23392 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23393 Update constant estimates of number of iterations.
23394 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23395 argument renamed to "realistic".
23396 (compute_estimated_nb_iterations): Removed.
23397 (record_niter_bound): New function.
23398 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23399 call record_nonwrapping_iv with upper = false.
23400 (infer_loop_bounds_from_signedness): Pass upper argument to
23401 record_nonwrapping_iv.
23402 (estimate_numbers_of_iterations_loop): Do not call
23403 compute_estimated_nb_iterations. Record estimate based on profile
23404 information. Initialize the constant estimates of number of
23406 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23408 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23409 number of iterations is too small.
23410 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23411 (EST_NOT_AVAILABLE): Removed.
23412 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23413 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23416 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23418 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23419 Handle NE_EXPR guards.
23421 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23424 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23425 Set also -pedantic-errors by default for the preprocessor unless
23426 -fpermissive is given.
23428 2007-03-15 Richard Guenther <rguenther@suse.de>
23430 PR middle-end/29719
23431 PR middle-end/31161
23432 * builtins.c (expand_builtin_cexpi): As a fallback if we
23433 don't have builtins for sincos or cexp create a function
23434 declaration for cexp and expand to a call to that.
23435 (expand_builtin_int_roundingfn): Always fall
23436 back to floor/ceil and its variants even if they may be
23439 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23441 PR middle-end/31159
23442 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23443 jump tables, move the call to delete_dead_jumptables from here...
23444 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23445 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23446 don't allow merging of blocks that try_redirect_by_replacing_jump
23447 also does not handle when not optimizing.
23449 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23450 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23452 * config/i386/i386.md (x86_sahf_1): Correctly handle
23455 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23458 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23459 x86_64_general_operand as operand[2] predicate. Remove "iF"
23460 from operand constraints and use "e" constraint instead.
23461 (*subti3_1, *subti3_1 splitter): Ditto.
23462 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23463 operand[1] predicate.
23465 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23467 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23468 arrays, multiply the access strides by the size of the sub-array.
23469 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23471 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23473 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23474 the configured assembler supports the sahf mnemonic.
23475 * configure: Regenerate.
23476 * config.in: Regenerate.
23478 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23479 emit "sahf" or ".byte\t0x9e" as asm template.
23481 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23484 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23485 option to replace hard coded TARGET_xxx in md file.
23486 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23487 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23488 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23489 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23490 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23491 (X86_TUNE_NOT_VECTORMODE): Ditto.
23492 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23493 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23494 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23495 (TUNE_SLOW_IMUL_IMM8): Ditto.
23496 (TUNE_MOVE_M1_VIA_OR): Ditto.
23497 (TUNE_NOT_UNPAIRABLE): Ditto.
23498 (TUNE_NOT_VECTORMODE): Ditto.
23500 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23503 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23504 tuning options instead of hard coded TARGET_xxx.
23505 (fix ssemode peephole2's): Ditto.
23506 (imul peephole2's): Ditto.
23508 (movdi_or_rex64): Ditto.
23509 (move peephole2): Ditto.
23510 (not peephole2's): Ditto.
23512 2007-03-14 Dirk Mueller <dmueller@suse.de>
23514 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23515 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23516 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23518 * c-parser.c (c_parser_do_statement): Warn about empty body in
23519 do/while statement.
23520 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23521 * doc/invoke.texi (-Wempty-body): Update documentation.
23523 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23526 * c-common.h (warn_for_div_by_zero): Declare.
23527 * c-common.c (warn_for_div_by_zero): Define.
23528 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23531 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23533 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23534 to PREFIX and STANDARD_PREFIX.
23536 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23537 Phil Edwards <phil@codesourcery.com>
23539 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23540 (__gthread_once_t): Remove busy field for RTPs.
23541 (__GTHREAD_ONCE_INIT): Update accordingly.
23543 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23545 * doc/invoke.texi: Document VxWorks options.
23547 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23549 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23551 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23553 PR tree-optimization/30590
23554 * tree-nrv.c (tree_nrv): Check for the partial update of the
23557 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23559 * flags.h (flag_random_seed): Remove declaration, in favor of...
23560 * toplev.h (get_random_seed, set_random_seed): ... these.
23561 * tree.c (get_file_function_name): Use the former.
23562 * opts.c (common_handle_option): Use the latter.
23565 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23567 PR middle-end/31127
23568 * cse.c (cse_find_path): Do not bail out if a basic block that
23569 we already visited now becomes part of a path that starts at a
23570 different basic block. Just disallow this, to make sure we
23571 visit each basic block at most once.
23573 2007-03-13 Jan Hubicka <jh@suse.cz>
23575 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23576 attributes, when profile esitmate is present, calls with very low
23577 frequency are cold.
23579 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23581 PR tree-optimization/30730
23582 PR tree-optimization/26900
23583 * tree-ssa-loop-niter.c: Include gmp.h.
23584 (bounds): New type.
23585 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23586 split_to_var_and_offset, determine_value_range,
23587 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23588 bound_difference, bounds_add, bounds_negate,
23589 number_of_iterations_ne_max, dump_affine_iv): New functions.
23590 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23591 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23592 difference of initial and final value of control iv to validate
23594 (number_of_iterations_cond): Add loop parameter. Determine bounds
23595 on the difference of the extremes of the control iv. Add dumps.
23596 (expand_simple_operations): Handle phi nodes.
23597 (simplify_using_initial_conditions): Do not record used conditions.
23598 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23599 Do not set additional_info.
23600 (implies_nonnegative_p, implies_ge_p): Removed.
23601 (derive_constant_upper_bound): Do not use parameter `additional'.
23602 (record_estimate): Parameter `additional' removed. Parameter
23603 `i_bound' added. Do not call derive_constant_upper_bound.
23604 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23605 bound the number of iterations estimate.
23606 (estimate_numbers_of_iterations_loop): Pass the estimate from
23607 the number of iterations analysis to record_estimate.
23608 * tree.h (multiple_of_p): Declare.
23609 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23610 (scev_const_prop): Do not check expression_expensive_p.
23611 * fold-const.c (multiple_of_p): Exported.
23612 * double-int.c (double_int_mask): Exported.
23613 * double-int.h (double_int_mask): Declare.
23614 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23615 field. Added max field.
23617 2007-03-13 David Taylor <taylor@candd.org>
23620 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23623 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23626 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23627 two unamed patterns.
23629 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23631 * config/i386/i386.opt (mcx16, msahf): New options.
23632 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23633 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23635 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23636 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23637 Output -mcx16 and -msahf options when corresponding bit is set.
23639 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23640 and -msahf options.
23642 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23644 * configure.ac: Test for assembler tolerance to # 0 "".
23645 * configure, config.in: Rebuilt.
23646 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23648 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23650 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23652 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23653 (handle_syscall): Handle direct system calls.
23654 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23656 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23658 * doc/invoke.texi: Fix cpp.info cross-reference.
23659 * doc/passes.texi: Fix gcc.info cross-reference.
23661 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23663 PR tree-optimization/30835
23664 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23665 bb_for_stmt is not NULL before accessing it.
23667 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23669 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23672 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23675 * doc/install.texi: Document --enable-stage1-languages
23677 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23679 * tree-pass.h (pass_into_cfg_layout_mode,
23680 pass_outof_cfg_layout_mode): Declare.
23681 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23682 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23683 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23684 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23686 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23688 * c-decl.c (warn_variable_length_array): New function.
23689 Refactored from grokdeclarator to handle warn_vla
23690 and handle unnamed array case.
23691 (grokdeclarator): Refactored VLA warning case.
23692 * c.opt (Wvla): New flag.
23693 * doc/invoke.texi (Wvla): New warning.
23695 2007-03-12 Richard Henderson <rth@redhat.com>
23697 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23698 (TARGET_SECTION_TYPE_FLAGS): New.
23700 2007-03-12 Richard Henderson <rth@redhat.com>
23702 * config/darwin.c (machopic_reloc_rw_mask): New.
23703 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23704 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23706 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23708 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23709 * cppdefault.h (cpp_PREFIX): Document.
23710 (cpp_PREFIX_len): Likewise.
23711 (cpp_EXEC_PREFIX): New variable.
23712 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23713 * c-incpath.c (add_standard_paths): Correct logic for relocating
23714 paths within prefix.
23716 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23718 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23719 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23721 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23722 fix_truncdfdi_sse using SSEMODEF mode macro.
23723 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23724 fix_truncdfsi_sse using SSEMODEF mode macro.
23725 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23726 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23728 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23730 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23731 elfos.h to tm_file.
23733 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23735 * tree.h : Add multiple_of_p declaration.
23736 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23737 * ipa-type-escape.c (results_of_malloc): Redundant.
23738 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23739 (cast_type): Extended with new members.
23740 (check_cast): Returns cast_type.
23741 (cast): New structure for data of walk_use_def_chains.
23742 (is_malloc_result, is_cast_from_non_pointer_1,
23743 is_cast_from_non_pointer,
23744 is_array_access_through_pointer_and_index): New functions.
23745 (look_for_casts): Returns cast types.
23746 (check_call): Returns void.
23747 (okay_pointer_operation): Use support of pointer plus index,
23748 pointer plus constant and allow all multiplications.
23750 2007-03-11 Richard Guenther <rguenther@suse.de>
23752 PR tree-optimization/31115
23753 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23754 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23755 A shift count of zero is not special as with *_DIV_EXPR.
23756 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23759 2007-03-11 Ian Lance Taylor <iant@google.com>
23761 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23762 the *_DIV_EXPR codes correctly with overflow infinities.
23764 2007-03-11 Ira Rosen <irar@il.ibm.com>
23766 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23767 indicate success/failure of the analysis. Add negation to subtrahend
23768 in case of subtraction. Fail if both operands contain constants.
23769 (create_data_ref): Fail if analyze_offset fails.
23771 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23773 * config/i386/i386.md (frndintxf2): Rename to ...
23774 (rintxf2): ... this. Remove expander having same name.
23775 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23776 (roundsf2, rounddf2): Ditto.
23777 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23778 (lround<mode>di2, lround<mode>si2): Ditto.
23780 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23782 * lower-subreg.c: Include except.h.
23783 (decompose_multiword_subregs): Verify that the only control flow
23784 insns we can split are loads to multi-words pseudos.
23785 Handle breaking such blocks after splitting, instead of calling
23786 find_many_sub_basic_blocks.
23788 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23789 on the new basic block. Add a lengthy comment explaining why we
23790 thought this was necessary.
23791 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23793 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23796 * tree.c (walk_type_fields): Recurse into the element type of
23797 ARRAY_TYPEs if there is a pointer set.
23799 2007-03-10 Dirk Mueller <dmueller@suse.de>
23801 * c-common.c (warn_logical_operator): Fix condition.
23803 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23805 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23807 * config/darwin.c (machopic_select_section): Remove superfluous
23808 argument in call to categorize_decl_for_section. Remove unused
23811 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23813 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23815 * configure: Regenerate.
23817 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23820 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23821 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23822 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23823 Add LABEL_NUSES to emitted label.
23824 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23825 branch probability value to emitted jump insn.
23826 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23827 Do not check life information and do not re-arrange input operands
23828 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23830 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23832 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23833 the change of decode_asm_operands.
23835 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23837 * mode-switching.c (create_pre_exit): Skip blockage insn.
23839 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23841 * tree-pass.h (TODO_update_smt_usage): Remove.
23843 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23847 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23849 * pa.c (attr_length_call): Revise condition for long
23850 pc-relative branch.
23851 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23852 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23853 sequence on SOM target.
23855 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23857 * gcc.c: Document %{, in big comment at top.
23858 (input_suffix_matches): Remove special handling for .s and
23860 (input_spec_matches): New.
23861 (handle_braces): Handle %{,.
23862 (validate_switches): ',' indicates a value which is not a switch.
23863 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23864 to detect assembler input.
23865 * config/i386/sol2.h (CPP_SPEC): Likewise.
23866 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23867 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23868 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23869 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23870 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23871 -m64 causes deployment target to default to 10.5.
23872 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23874 2007-03-09 Richard Henderson <rth@redhat.com>
23877 * target.h (targetm.asm.out.reloc_rw_mask): New.
23878 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23879 (TARGET_ASM_OUT): Use it.
23880 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23881 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23882 use the new reloc_rw_mask target hook instead.
23883 (default_section_type_flags_1): Merge into...
23884 (default_section_type_flags): ... here.
23885 (decl_readonly_section_1): Merge into...
23886 (decl_readonly_section): ... here.
23887 (default_elf_select_section_1): Merge into...
23888 (default_elf_select_section): ... here.
23889 (default_unique_section_1): Merge into...
23890 (default_unique_section): ... here.
23891 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23892 (default_select_rtx_section): Use it.
23893 (default_elf_select_rtx_section): Likewise.
23894 * output.h: Update to match.
23895 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23896 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23897 (TARGET_ASM_RELOC_RW_MASK): New.
23898 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23899 to categorize_decl_for_section.
23900 (x86_64_elf_unique_section): Likewise.
23901 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23902 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23903 (TARGET_ASM_RELOC_RW_MASK): New.
23904 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23905 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23906 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23907 (TARGET_RWRELOC): Remove.
23908 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23909 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23910 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23911 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23912 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23913 (rs6000_xcoff_select_section): Use decl_readonly_section.
23914 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23915 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23916 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23917 (TARGET_SECTION_TYPE_FLAGS): Remove.
23918 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23920 2007-03-09 Roger Sayle <roger@eyesopen.com>
23922 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23923 complex constant equality/inequality comparisons for here.
23924 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23925 known at compile-time or can be simplified to a scalar comparison.
23926 (fold_relational_const): Move compile-time evaluation of complex
23927 constant equality/inequality comparisons to here.
23929 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23931 PR rtl-optimization/30643
23932 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23934 (fold_rtx): Recurse, like before 2006-11-03.
23936 2007-03-09 DJ Delorie <dj@redhat.com>
23938 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23941 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23943 PR tree-optimization/30375
23944 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23945 LHS of statements is not the same.
23946 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23948 2007-03-09 Chao-ying Fu <fu@mips.com>
23950 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23952 * doc/invoke.texi (-mdspr2): Document new option.
23953 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23954 New unspec for DSP REV 2.
23955 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23956 these instructions are extended in DSP REV 2.
23957 (mips-dspr2.md): Include.
23958 * config/mips/mips.opt (mdspr2): New option.
23959 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23960 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23961 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23962 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23963 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23964 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23965 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23967 (bdesc_map): Add one field of unsupported_target_flags.
23968 (bdesc_arrays): Update entries to have extra fields. Add
23970 (mips_init_builtins): Initialize new function types.
23971 Check unsupported_target_fileds to filter out builtins.
23972 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23974 (ASM_SPEC): Pass mdspr2 to the assembler.
23975 * config/mips/mips-dspr2.md: New file.
23977 2007-03-09 Sa Liu <saliu@de.ibm.com>
23979 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23981 2007-03-09 Ian Lance Taylor <iant@google.com>
23983 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23984 argument) like -Wstrict-overflow=2.
23985 * doc/invoke.texi (Warning Options): Update documentation.
23987 2007-03-09 Dirk Mueller <dmueller@suse.de>
23990 * doc/invoke.texi (-Wlogical-op): Document.
23991 * common.opt (-Wlogical-op): New.
23992 * c-common.h (warn_logical_operator): Declare.
23993 * c-common.c (warn_logical_operator): Define.
23994 * c-typeck.c (parser_build_binary_op): Call
23995 warn_logical_operator.
23997 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23999 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24000 * final.c (final_scan_insn): Test for non-"" file name.
24002 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24004 * doc/loop.texi: Document the Omega linear constraints solver.
24005 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24006 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24007 omega-hash-table-size, omega-max-keys, and
24008 omega-eliminate-redundant-constraints.
24009 * tree-pass.h (pass_check_data_deps): Declared.
24012 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24013 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24014 pass_check_data_deps): New.
24015 * tree-data-ref.c (init_data_ref): Remove declaration.
24016 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24017 (analyze_array): Renamed init_array_ref, move up initializations.
24018 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24019 Removed arguments that are set to NULL.
24020 (analyze_indirect_ref): Correct indentation, correct call to
24022 (object_analysis): Call init_array_ref instead of analyze_array.
24023 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24024 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24025 of DR_ACCESS_FNS_ADDR.
24026 (init_omega_eq_with_af, omega_extract_distance_vectors,
24027 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24028 ddr_consistent_p): New.
24029 (compute_affine_dependence): Check consistency of ddrs when
24030 flag_check_data_deps is passed.
24031 (analyze_all_data_dependences): Uncomment.
24032 (tree_check_data_deps): New.
24033 * tree-data-ref.h: Include omega.h.
24034 (DR_ACCESS_FNS_ADDR): Removed.
24035 (data_dependence_relation): Add inner_loop.
24036 (DDR_INNER_LOOP): New.
24037 * common.opt (fcheck-data-deps): New.
24038 * tree-flow.h (tree_check_data_deps): Declare.
24039 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24040 (OBJS-common): Depend on omega.o.
24042 * passes.c (pass_check_data_deps): Scheduled.
24043 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24044 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24045 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24046 PARAM_VECT_MAX_VERSION_CHECKS,
24047 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24049 2007-03-09 Richard Guenther <rguenther@suse.de>
24051 PR tree-optimization/30904
24052 PR middle-end/31058
24053 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24054 the same way as *_DIV_EXPR.
24056 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24058 * recog.c (decode_asm_operands): No mixed declarations and code.
24060 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24062 * rtl.def (ASM_INPUT): Add location.
24063 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24064 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24065 (decode_asm_operands): Add loc operand.
24066 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24067 * stmt.c (expand_asm): Rename to...
24068 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24069 gen_rtx_ASM_INPUT_loc.
24070 (expand_asm_expr): Adjust.
24071 * recog.c (decode_asm_operands): Add loc operand.
24072 (check_asm_operands, extract_insn): Adjust.
24073 * reload1.c (maybe_fix_stack_asms): Likewise.
24074 * final.c (asm_insn_count): Likewise.
24075 (final_scan_insn): Output # line before and after asm.
24077 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24079 * tree-ssa-structalias.c (variable_info): Remove
24081 (new_var_info): Ditto.
24082 (shared_bitmap_info_t): New structure.
24083 (shared_bitmap_table): New variable.
24084 (shared_bitmap_hash): New function.
24085 (shared_bitmap_eq): Ditto
24086 (shared_bitmap_lookup): Ditto.
24087 (shared_bitmap_add): Ditto.
24088 (merge_smts_into): Change to take bitmap directly.
24089 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24090 (init_alias_vars): Init shared bitmap hashtable.
24091 (delete_points_to_sets): Delete shared bitmap hashtable.
24092 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24093 is_aliased removal as a change that was still necessary was
24096 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24098 * config/i386/i386.h (override_options): Conditionally disable
24099 x86_sahf for 64bit targets only.
24101 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24104 * c-decl.c (merge_decls): Don't call make_var_volatile.
24105 * varasm.c (make_var_volatile): Remove.
24106 * output.h (make_var_volatile): Remove.
24108 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24110 PR tree-optimization/31085
24111 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24113 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24115 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24116 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24117 ATTR_CONST_NOTHROW_LIST.
24119 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24122 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24124 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24126 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24129 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24131 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24132 passed, use shared libgcc.
24134 2007-03-08 Roger Sayle <roger@eyesopen.com>
24136 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24137 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24138 (honor_protect_cleanup_actions, lower_try_finally_switch):
24140 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24141 ifc_temp_var): Likewise.
24142 * tree-inline.c (setup_one_parameter): Likewise.
24143 * tree-mudflap.c (mf_decl_cache_locals,
24144 mf_build_check_statement_for): Likewise.
24145 * tree-nested.c (init_tmp_var, save_tmp_var,
24146 finalize_nesting_tree_1): Likewise.
24147 * tree-outof-ssa.c (insert_copy_on_edge,
24148 insert_backedge_copies): Likewise.
24149 * tree-profile.c (tree_gen_edge_profiler,
24150 tree_gen_ic_profiler): Likewise.
24151 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24152 * tree-sra.c (sra_build_assignment): Likewise.
24153 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24154 * tree-ssa-math-opts.c (insert_reciprocals,
24155 execute_cse_sincos_1): Likewise.
24156 * tree-tailcall.c (adjust_accumulator_values,
24157 adjust_return_value): Likewise.
24158 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24159 * tree-vect-transform.c (vect_create_data_ref_ptr,
24160 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24161 vect_create_epilog_for_reduction, vectorizable_reduction,
24162 vectorizable_call, vectorizable_conversion,
24163 vectorizable_assignment, vectorizable_operation,
24164 vectorizable_type_demotion, vect_gen_widened_results_half,
24165 vect_permute_store_chain, vectorizable_store,
24166 vect_setup_realignment, vect_permute_load_chain,
24167 vectorizable_load, vectorizable_condition,
24168 vect_create_cond_for_align_checks): Likewise.
24169 * tree-vrp.c (build_assert_expr_for): Likewise.
24171 2007-03-08 Ian Lance Taylor <iant@google.com>
24173 * tree-vrp.c: Include "intl.h".
24174 (usable_range_p): New static function.
24175 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24176 overflowed values, juts set *strict_overflow_p.
24177 (compare_values): Only return -2 if one of the operands is not a
24179 (compare_ranges): Call usable_range_p.
24180 (compare_range_with_value): Likewise.
24181 (vrp_evaluate_conditional_warnv): Rename from
24182 vrp_evaluate_conditional. Make static. Change all callers.
24183 (vrp_evaluate_conditional): New function.
24184 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24185 on signed overflow.
24186 (simplify_abs_using_ranges): Likewise.
24187 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24188 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24189 within_stmt parameter.
24190 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24191 vrp_evaluate_conditional.
24192 * tree-ssa-threadedge.c
24193 (record_temporary_equivalences_from_stmts_at_dest): Change
24194 simplify parameter to take a second tree parameter.
24195 (simplify_control_stmt_condition): Likewise.
24196 (thread_across_edge): Likewise.
24197 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24198 (thread_across_edge): Likewise.
24199 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24201 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24203 * config/i386/i386.h (TARGET_SAHF): New define.
24204 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24205 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24206 (x86_sahf): New global variable.
24207 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24208 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24209 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24210 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24212 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24213 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24214 when expanding fcomi/sahf based tests.
24215 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24216 expanding sahf based alternative. Emit sahf based sequence when
24217 optimizing for code size.
24218 * config/i386/i386.md (x86_sahf_1): Do not disable for
24219 TARGET_64BIT, enable for TARGET_SAHF.
24221 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24223 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24224 spurious whitespace from error message.
24226 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24229 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24231 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24233 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24235 * tree-sra.c (instantiate_element): Propagate disabled warnings
24236 from the element itself to the created variable.
24238 2007-03-07 Richard Henderson <rth@redhat.com>
24241 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24242 silently fix up the stack in the case of a missing register.
24244 2007-03-07 Paul Brook <paul@codesourcery.com>
24246 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24248 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24250 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24252 (phase1_vrs): Use them.
24253 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24254 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24255 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24256 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24257 __gnu_Unwind_Restore_WMMXC if required.
24258 (_Unwind_VRS_Pop): Implement iWMMXt support.
24259 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24260 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24261 gnu_Unwind_Save_WMMXC): Define.
24263 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24265 * config/vxworks.h (vxworks_override_options): Declare.
24266 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24267 * config/vxworks.c: Include target.h and toplev.h.
24268 (vxworks_override_options): New function.
24269 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24271 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24273 * config/s390/s390.c (override_options): Don't emit an error when
24274 -mstack-size is used without providing -mstack-guard.
24275 (s390_emit_prologue): Choose stack_guard value automatically if not
24276 provided via command line.
24277 * doc/invoke.texi: Adjust description of -mstack-guard and
24280 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24282 * config/i386/i386.c (output_set_got): Add a GOT initialization
24283 sequence for VxWorks PIC.
24284 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24285 around labels as well as symbols. Use gotoff_operand instead
24286 of local_symbolic_operand.
24287 (legitimize_pic_address): Use gotoff_operand instead of
24288 local_symbolic_operand. Use @GOT accesses for labels as
24290 (ix86_output_addr_diff_elt): Use PC-relative rather than
24291 GP-relative offsets for VxWorks PIC.
24292 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24293 no_new_pseudos. Check whether the returned register is op0.
24294 * config/i386/i386.md (tablejump): Use PC-relative rather than
24295 GP-relative offsets for VxWorks PIC.
24296 * config/i386/predicates.md (gotoff_operand): New predicate.
24298 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24300 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24302 * config/vxworks-dummy.h: New file.
24303 * config/i386/i386.h: Include it.
24305 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24307 * dwarf2out.c (is_inlined_entry_point): New
24308 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24309 DW_AT_ranges if the first subblock is the entry point.
24311 2007-03-06 David Daney <ddaney@avtrex.com>
24313 * doc/install.texi (mips-*-*): Change recommended binutils
24316 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24318 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24319 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24321 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24322 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24324 2007-03-06 Jan Hubicka <jh@suse.cz>
24326 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24327 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24329 (probably_cold_bb_p): Cold functions are cold.
24330 (probably_never_executed_bb_p): Cold functions are cold.
24331 (tree_bb_level_predictions): Predict calls to cold functions as not
24333 (compute_function_frequency): Check hot/cold attributes.
24334 * function.h (function_frequency): Update comments.
24335 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24336 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24337 (c_common_att): Add cold and hot.
24339 * doc/extend.texi (hot,cold attributes): Document.
24341 2007-03-06 Andrew Haley <aph@redhat.com>
24343 * function.c (expand_function_end): Move blockage to just after we
24344 emit the label for the naked return from the function.
24346 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24348 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24351 2007-03-06 Jan Hubicka <jh@suse.cz>
24353 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24354 loaded for constant large models. Non-large 64bit PIC can do.
24355 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24356 * cmodel.h: Add LARGE PIC.
24357 * i386.md (UNSPEC_PLTOFF): New.
24358 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24360 (*call_1_rex64): Disable for large models.
24361 (*call_1_rex64_large): New.
24362 (*call_value_1_rex64): Disable for large models.
24363 (*call_value_1_rex64_large): New.
24364 (set_rip_rex4): New.
24365 (set_got_offset_rex64): New.
24366 * predicates.md (constant_call_address_operand): For large model
24367 constant calls are not possible.
24368 * i386-protos.h (construct_plt_address): Declare.
24369 * i386.c (override_options): Accept large models.
24370 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24371 (legitimate_constant_p): Add new UNSPECs.
24372 (legitimate_pic_operand_p): Likewise.
24373 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24374 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24376 (output_pic_addr_const): Add PLTOFF.
24377 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24378 (ix86_expand_move): Legitimize pic address when in PIC mode.
24379 (construct_plt_address): New function.
24380 (ix86_expand_call): Offload the address to register and use GOT
24381 pointer for large model.
24382 * invoke.texi (mcmodel=large): Update documentation.
24384 2007-03-06 Richard Henderson <rth@redhat.com>
24386 * config/i386/i386.c (x86_use_leave, x86_push_memory,
24387 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
24388 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
24389 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
24390 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
24391 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24392 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24393 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24394 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24395 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24396 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24397 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24398 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24399 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24400 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24401 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24402 x86_schedule, x86_use_bt, x86_pad_returns,
24403 x86_use_xchgb): Merge into ...
24404 (ix86_tune_features): ... here. New array.
24405 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24406 x86_bswap): Merge into ...
24407 (ix86_arch_features): ... here. New array.
24408 (x86_3dnow_a): Remove.
24409 (x86_accumulate_outgoing_args): Make static.
24410 (x86_arch_always_fancy_math_387): Make static.
24411 (ix86_tune_mask, ix86_arch_mask): Move ...
24412 (override_options): ... to local variables here. Apply the
24413 appropriate mask to each element of ix86_arch_features and
24414 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24415 as were done in the old macros.
24416 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24417 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24418 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24419 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24420 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24421 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24422 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24423 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24424 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24425 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24426 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24427 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24428 x86_accumulate_outgoing_args, x86_prologue_using_move,
24429 x86_epilogue_using_move, x86_decompose_lea,
24430 x86_arch_always_fancy_math_387, x86_shift1,
24431 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24432 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24433 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24434 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24435 x86_use_incdec, x86_pad_returns, x86_bswap,
24436 x86_partial_flag_reg_stall): Remove.
24437 (enum ix86_tune_indices): New.
24438 (ix86_tune_features): New.
24439 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24440 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24441 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24442 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24443 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24444 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24445 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24446 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24447 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24448 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24449 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24450 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24451 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24452 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24453 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24454 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24455 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24456 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24457 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24458 TARGET_EXT_80387_CONSTANTS): Use it.
24459 (enum ix86_arch_indices): New.
24460 (ix86_arch_features): New.
24461 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24462 TARGET_BSWAP): Use it.
24463 (ix86_tune_mask, ix86_arch_mask): Remove.
24465 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24468 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24469 Define using $${sysroot_headers_suffix}.
24470 * configure: Regenerate.
24471 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24472 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24474 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24475 * gcc.c (print_sysroot_headers_suffix): New.
24476 (option_map): Include --print-sysroot-headers-suffix.
24477 (display_help): Mention -print-sysroot-headers-suffix.
24478 (process_command): Handle -print-sysroot-headers-suffix.
24479 (do_spec_1): Append multilib directory to include-fixed path if
24480 sysroot suffixes in use.
24481 (main): Handle -print-sysroot-headers-suffix.
24482 * Makefile.in (start.encap): Don't depend on xlimits.h
24483 (xlimits.h): Remove.
24484 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24485 limits.h for each multilib in fixinc_list.
24486 (fixinc_list, s-fixinc_list): New.
24487 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24488 generate them for each multilib in fixinc_list.
24489 (stmp-fixproto): Use include-fixed. Run fixproto for each
24490 multilib in fixinc_list.
24491 (mostlyclean): Don't remove xlimits.h.
24492 (clean): Remove include-fixed.
24493 (real-install-headers-tar, real-install-headers-cpio,
24494 real-install-headers-cp): Don't copy include, only include-fixed.
24495 (install-mkheaders): Depend on fixinc_list. Don't depend on
24496 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24497 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24498 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24500 2007-03-06 Jan Hubicka <jh@suse.cz>
24502 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24505 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24507 * configure.ac: Allow tm_file to contain build-directory files.
24508 * configure: Regenerate.
24509 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24510 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24511 * config/m68k/print-sysroot-suffix.sh: New file.
24513 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24515 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24516 of pic_offset_table_rtx if reload_completed.
24517 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24518 PIC_OFFSET_TABLE_REGNUM.
24519 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24521 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24522 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24524 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24526 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24527 functions that call eh_return.
24529 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24531 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24532 functions that need a constant pool.
24534 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24537 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24538 (m68k_preferred_reload_class): Likewise.
24539 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24540 (SECONDARY_RELOAD_CLASS): Define.
24541 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24542 (LIMIT_RELOAD_CLASS): Delete.
24543 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24544 registers from storing bytes.
24545 (m68k_secondary_reload_class): New function.
24546 (m68k_preferred_reload_class): Likewise.
24548 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24550 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24552 (m68k_expand_prologue): Likewise.
24554 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24556 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24557 (mips_expand_epilogue): Add a bool parameter.
24558 (m68k_legitimize_sibcall_address): Declare.
24559 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24560 (m68k_expand_epilogue): Add a parameter to select between sibling
24561 and normal epilogues. Only generate a return for the latter.
24562 (m68k_ok_for_sibcall_p): New function.
24563 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24564 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24565 (sibcall_value, *sibcall_value): Likewise.
24566 (*call, *call_value): Require !SIBLING_CALL_P.
24567 (epilogue): Update call to m68k_expand_epilogue.
24568 (sibcall_epilogue): New pattern.
24569 * config/m68k/predicates.md (const_call_operand): Say that this
24570 predicate applies to sibling calls too.
24571 (sibcall_operand): New predicate.
24573 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24575 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24576 alternatives as movsi_cf.
24577 (movsf_cf_hard): Add commentary.
24579 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24580 Richard Sandiford <richard@codesourcery.com>
24582 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24583 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24584 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24585 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24586 as being live on exit from an interrupt function.
24587 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24588 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24589 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24590 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24591 (m68k_interrupt_function_p): Globalize.
24592 (m68k_compute_frame_layout): Remove reverse mask code.
24593 (m68k_emit_movem, m68k_set_frame_related): New functions.
24594 (m68k_output_function_prologue): Delete in favor of...
24595 (m68k_expand_prologue): ...this new function.
24596 (m68k_output_function_epilogue): Delete in favor of...
24597 (m68k_expand_epilogue): ...this new function.
24598 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24600 (print_operand): Handle %?.
24601 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24602 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24603 (prologue, epilogue): New patterns.
24604 (return): Turn into a define_expand.
24605 (*return): New pattern, derived from old "return" pattern. Use rte
24606 rather than rts for interrupt functions. Only use rtd if the pop
24608 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24609 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24610 (link, *link, unlink, *unlink, load_got): Likewise.
24612 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24616 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24617 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24618 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24619 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24620 and m68k_matches_u_p.
24621 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24622 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24623 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24624 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24625 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24626 (REG_STRICT_P): New macro.
24627 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24628 PCREL_GENERAL_OPERAND_OK.
24629 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24630 m68k_legitimate_base_reg_p.
24631 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24632 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24633 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24634 * config/m68k/m68k.c (m68k_address): New structure.
24635 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24636 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24637 (m68k_jump_table_ref_p, m68k_decompose_address)
24638 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24639 (m68k_matches_u_p): New functions.
24640 (print_operand_address): Rewrite to use m68k_decompose_index.
24642 2007-03-05 David Taylor <dtaylor@emc.com>
24644 * gcc.c: Correct copyright date in --version output.
24646 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24648 * pa.md: In unamed move patterns, disparge copies between general
24649 and floating point registers using '?' modifier. Don't include 'f'
24650 constraint for register preferences in DImode, SImode, HImode and
24651 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24652 Remove constraints for copies between general and floating registers
24653 in soft-float DFmode pattern.
24654 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24658 2007-03-05 Mike Stump <mrs@apple.com>
24660 * c-common.c (targetcm): Add.
24661 * c-opts.c (c_common_handle_option): Handle language specific
24663 * opts.c (handle_option): Verify language for target options, if
24665 * opth-gen.awk: Add CL_LANG_ALL.
24666 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24667 (TARGETCM_INITIALIZER): Add.
24668 * target.h (struct gcc_targetcm): Add.
24670 * targhooks.c (default_handle_c_option): Add.
24671 * targhooks.h (default_handle_c_option): Add.
24672 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24674 * config/darwin.opt (iframework): Add.
24675 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24676 * config/darwin-c.c (handle_c_option): Add.
24677 (TARGET_HANDLE_C_OPTION): Add.
24679 * doc/invoke.texi (Darwin Options): Add -iframework.
24681 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24683 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24686 2007-03-05 Ian Lance Taylor <iant@google.com>
24688 * c.opt (fgnu89-inline): New option.
24689 * c-opts.c (c_common_post_options): Set default value for
24691 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24692 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24694 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24695 (grokdeclarator, start_function): Likewise.
24696 * c-cppbuiltin.c (c_cpp_builtins): Define either
24697 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24698 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24699 (C Dialect Options): Document -fgnu89-inline.
24700 * doc/extend.texi (Function Attributes): Explain what the
24701 gnu_inline attribute does.
24702 * doc/cpp.texi (Common Predefined Macros): Document
24703 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24705 2007-03-05 Ian Lance Taylor <iant@google.com>
24707 PR tree-optimization/31034
24708 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24709 half-range if the other side is an overflow infinity.
24711 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24713 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24714 (bfin*-linux-uclibc*): New configuration.
24715 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24717 * config/bfin/linux.h: New file.
24718 * config/bfin/libgcc-bfin.ver: New file.
24719 * config/bfin/t-bfin-uclinux: New file.
24720 * config/bfin/t-bfin-linux: New file.
24721 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24722 (TARGET_OS_CPP_BUILTINS): New macro.
24724 2007-03-05 Richard Guenther <rguenther@suse.de>
24726 * fold-const.c (fold_binary): Remove duplicate folding
24727 of comparison of non-null ADDR_EXPR against null.
24729 2007-03-05 Richard Guenther <rguenther@suse.de>
24730 Dorit Nuzman <dorit@il.ibm.com>
24732 PR tree-optimization/26420
24733 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24734 are no loops in the function. Only print the number of
24735 vectorized loops if it is greater than zero or we are supposed
24736 to print information about unvectorized loops.
24738 2007-03-05 Revital Eres <eres@il.ibm.com>
24740 * gcc.dg/var-expand1.c: New test.
24741 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24742 when an accumulator is expanded.
24744 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24747 * c-common.c (convert_and_check): Don't give warnings for
24748 conversion if 'expr' already overflowed.
24750 2007-03-04 Roger Sayle <roger@eyesopen.com>
24752 PR middle-end/30744
24753 * fold-const.c (fold_comparison): Enforce type consistency when
24754 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24756 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24758 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24759 containing a cast to the base of TARGET_MEM_REF.
24761 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24763 * tree.c (tree_contains_struct_check_failed): Remove spurious
24764 whitespace from error message.
24766 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24769 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24770 instead of precision.
24772 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24773 Nathan Sidwell <nathan@codesourcery.com>
24775 * emit-rtl.c (find_auto_inc): New.
24776 (try_split): recreate REG_INC notes,
24777 Use regular for loops rather than whiles.
24779 2007-03-03 Andreas Schwab <schwab@suse.de>
24781 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24782 * configure: Regenerate.
24784 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24786 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24787 flag_rounding_math, not flag_unsafe_math_optimizations.
24789 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24791 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24792 alpha_fold_vector_minmax): Likewise.
24793 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24794 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24796 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24798 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24799 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24800 if the lhs has side-effects.
24801 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24803 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24805 * config/i386/i386.h (TUNEMASK): Remove define.
24806 (ARCHMASK): Remove define.
24807 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24808 Use ix86_arch_mask variable instead of ARCHMASK.
24809 * config/i386/i386.c (override_options): Ditto.
24810 (standard_80387_constant_p): Ditto.
24812 2007-03-02 Ian Lance Taylor <iant@google.com>
24814 Used signed infinities in VRP.
24815 * tree-vrp.c (uses_overflow_infinity): New static function.
24816 (supports_overflow_infinity): New static function.
24817 (make_overflow_infinity): New static function.
24818 (negative_overflow_infinity): New static function.
24819 (positive_overflow_infinity): New static function.
24820 (is_negative_overflow_infinity): New static function.
24821 (is_positive_overflow_infinity): New static function.
24822 (is_overflow_infinity): New static function.
24823 (overflow_infinity_range_p): New static function.
24824 (compare_values_warnv): New function split out of compare_values.
24825 (compare_value): Call it.
24826 (set_value_range_to_nonnegative): Add overflow_infinity
24827 parameter. Change caller.
24828 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24830 (vrp_expr_computes_nonzero): Likewise.
24831 (compare_ranges, compare_range_with_value): Likewise.
24832 (compare_name_with_value, compare_names): Likewise.
24833 (vrp_evaluate_conditional): Likewise.
24834 (set_value_range): Handle infinity
24835 (vrp_operand_equal_p, operand_less_p): Likewise.
24836 (extract_range_from_assert): Likewise.
24837 (vrp_int_const_binop): Likewise.
24838 (extract_range_from_binary_expr): Likewise.
24839 (extract_range_from_unary_expr): Likewise.
24840 (extract_range_from_comparison): Likewise.
24841 (extract_range_from_expr): Likewise.
24842 (dump_value_range): Likewise.
24843 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24844 (test_for_singularity): Likewise.
24845 (vrp_int_const_binop): Remove inline qualifier.
24846 (adjust_range_with_scev): Add comment.
24847 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24849 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24851 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24852 (get_constraint_for): Likewise.
24853 (do_structure_copy): Likewise.
24854 (find_func_aliases): Fix references to MODIFY_EXPR.
24855 (intra_create_variable_infos): Tidy.
24856 * tree-ssa-operands.c (add_virtual_operand): Add argument
24858 When adding members of alias sets, if IS_CALL_SITE is true and
24859 the symbol is not call-clobbered, skip it.
24860 Adjust all callers.
24862 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24864 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24865 entry by means of emit_insn_at_entry.
24867 2007-03-02 Richard Henderson <rth@redhat.com>
24869 * expr.h (promoted_input_arg): Remove decl.
24870 * function.c (promoted_input_arg): Merge into ...
24871 * combine.c (setup_incoming_promotions): ... only caller.
24872 Rearrange to avoid double loop.
24874 2007-03-02 Ben Elliston <bje@au.ibm.com>
24875 Peter Bergner <bergner@vnet.ibm.com>
24876 Janis Johnson <janis187@us.ibm.com>
24878 * config/rs6000/dfp.md: New file.
24879 * config/rs6000/rs6000.md: Include dfp.md.
24880 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24881 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24882 and TDmode decimal float modes in FP registers.
24883 (num_insns_constant): Likewise.
24884 (rs6000_legitimate_offset_address_p): Likewise.
24885 (rs6000_legitimize_address): Likewise.
24886 (rs6000_legitimize_reload_address): Likewise.
24887 (rs6000_legitimate_address): Likewise.
24888 (rs6000_emit_move): Likewise.
24889 (function_arg_boundary): Likewise.
24890 (function_arg_advance): Likewise.
24891 (rs6000_darwin64_record_arg_recurse): Likewise.
24892 (function_arg): Likewise.
24893 (rs6000_gimplify_va_arg): Likewise.
24894 (rs6000_split_multireg_move): Likewise.
24895 (rs6000_output_function_epilogue): Likewise.
24896 (rs6000_output_function_epilogue): Likewise.
24897 (rs6000_register_move_cost): Likewise.
24898 (rs6000_function_value): Likewise.
24899 (rs6000_libcall_value): Likewise.
24901 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24903 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24905 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24907 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24908 Use $MULTIDIR to choose between the kernel and RTP headers,
24909 and use $WIND_BASE and $WIND_USR to locate them.
24911 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24913 * config/i386/i386.c (override_options): Put initialization of
24914 ix86_tune_mask and ix86_arch_mask to the correct place.
24916 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24917 Michael Meissner <michael.meissner@amd.com>
24920 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24921 (ARCHMASK): Define.
24922 (TARGET_CMOVE): Use ARCHMASK.
24923 (TARGET_CMPXCHG): Ditto.
24924 (TARGET_CMPXCHG8B): Ditto.
24925 (TARGET_XADD): Ditto.
24926 (TARGET_BSWAP): Ditto.
24927 * config/i386/i386.c (ix86_tune_mask): New global variable.
24928 (ix86_arch_mask): Ditto.
24929 (override_options): Initialize ix86_tune_mask and
24930 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24933 2007-03-02 Ben Elliston <bje@au.ibm.com>
24936 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24938 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24940 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24941 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24942 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24943 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24945 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24946 rs6000_init_dwarf_reg_sizes_extra): New.
24947 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24948 SPE register high parts.
24950 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24952 * Makefile.in: Add install-pdf target as
24953 copied from automake v1.10 rules.
24954 * configure.ac: Add install-pdf to target list.
24955 * configure: Regenerate.
24957 2007-03-01 Paul Brook <paul@codesourcery.com>
24959 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24960 modes to LDRD for DImode.
24961 (output_move_double): Fixup out of range ldrd/strd.
24962 (vfp_secondary_reload_class): Rename...
24963 (coproc_secondary_reload_class): ... to this. Add wb argument.
24964 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24965 coproc_secondary_reload_class for CLASS_IWMMXT.
24966 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24967 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24969 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24971 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24972 unroll factor by the estimated number of iterations.
24973 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24974 than prefetch latency.
24976 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24977 decode_caches_intel, detect_caches_intel): New functions.
24978 (host_detect_local_cpu): Use detect_caches_amd and
24979 detect_caches_intel.
24981 2007-03-01 Richard Henderson <rth@redhat.com>
24983 * expr.c (emit_move_complex_push): Export.
24984 (emit_move_complex_parts): Split out from ...
24985 (emit_move_complex): ... here.
24986 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24987 * config/i386/i386.md (movcdi): New.
24989 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24991 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24992 size of mode1 to check for tieable modes in MMX case.
24994 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24996 * Makefile.in (rtlanal.o): Depend on tree.h.
24997 * rtl.h (offset_within_section_p, split_const): Declare.
24998 * rtlanal.c: Include tree.h.
24999 (offset_within_block_p): New function, taken from
25000 mips_offset_within_object_p.
25001 (split_const): New function, taken from mips_split_const.
25002 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25004 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25005 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25006 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25007 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25008 (m68k_illegitimate_symbolic_constant_p): New function.
25009 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25010 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25011 symbolic constant that might be outside the symbol's section,
25012 move the symbol first and then add the offset.
25013 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25015 * config/mips/mips.c (mips_split_const): Delete.
25016 (mips_offset_within_object_p): Delete.
25017 (mips_symbolic_constant_p): Use offset_within_section_p and
25018 split_const instead of mips_offset_within_object_p and
25020 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25021 (mips_legitimize_const_move, print_operand_reloc)
25022 (mips_dangerous_for_la25_p): Use split_const instead of
25025 2007-02-28 Eric Christopher <echristo@apple.com>
25027 * Makefile.in (install-include-dir): Don't rm -rf include.
25029 2007-02-28 Richard Guenther <rguenther@suse.de>
25031 PR middle-end/30364
25032 * fold-const.c (fold_binary): Do not associate expressions
25033 with more than one variable for integer types that do not wrap.
25035 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25037 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25038 Delete, and replace with...
25039 (fold_builtin_call_array): This. Update callers to use it.
25040 * fold-const.c (fold_build_call_list): Delete, and replace with...
25041 (fold_build_call_array): This.
25042 (fold_build_call_list_initializer): Delete, and replace with...
25043 (fold_build_call_array_initializer): This.
25044 * tree.h: Update declarations to reflect above changes.
25046 * c-typeck.c (build_function_call): Store converted arguments
25047 in a stack-allocated array instead of building a list.
25048 (convert_arguments): Store arguments in the array passed in as an
25049 argument, and return the actual number of arguments.
25050 * c-format.c: (check_function_format): Pass arguments in an
25051 array instead of a list.
25052 * c-common.c (check_function_nonnull): Likewise.
25053 (check_function_sentinel): Likewise.
25054 (check_function_arguments): Likewise.
25055 * c-common.h: Update declarations to reflect above changes.
25057 2007-02-28 Jan Hubicka <jh@suse.cz>
25059 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25060 PRED_NEGATIVE_RETURN): Update outcomes.
25062 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25064 * calls.c (emit_library_call_value_1): Handle partial registers
25065 correctly when building up CALL_INSN_FUNCTION_USAGE.
25067 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25069 * pa/predicates.md (move_src_operand): Allow zero for mode.
25070 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25073 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25076 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25077 *movv2df_internal): Enable pattern only for valid operand
25079 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25080 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25082 2007-02-27 Mike Stump <mrs@apple.com>
25084 * config/darwin-crt3.c: Avoid compilation when compiling for a
25087 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25089 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25091 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25092 for fixed headers and limits.h.
25093 (install-include-dir, install-headers-tar, install-headers-cpio,
25094 install-headers-cp, real-install-headers-tar,
25095 real-install-headers-cpio, real-install-headers-cp): Handle
25096 include-fixed as well as include.
25097 (install-mkheaders): Don't install files that go only in include
25099 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25100 from GCC_INCLUDE_DIR.
25101 * gcc.c (process_command): Remove special -BstageN/ handling.
25102 (do_spec_1): Add include-fixed directories.
25104 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25106 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25108 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25110 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25113 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25115 * c-common.c (get_priority): Add check for
25116 SUPPORTS_INIT_PRIORITY.
25118 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25120 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25122 * config/bfin/bfin.c: Include "cfglayout.h".
25123 (MAX_LSETUP_DISTANCE): New macro.
25124 (struct loop_info): New members incoming, incoming_src and
25125 incoming_dest. Delete member predecessor.
25126 (length_for_loop): New function.
25127 (bfin_optimize_loop): Handle more different loop structures.
25128 (bfin_discover_loop): Rework detection of predecessor blocks by
25129 examining incoming edges.
25130 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25132 (bfin_reorder_loops): New function.
25133 (bfin_reorg_loops): Use these three new functions.
25135 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25136 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25137 (CONSTRAINT_LEN): Add entry for 'q'.
25138 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25139 Add 'q' constraints.
25140 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25141 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25143 * config/bfin/bfin.md (add_with_carry): New pattern.
25144 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25145 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25146 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25147 support unsigned multiplies too. Removed incorrect commutativity from
25148 operand 1 constraint where appropriate.
25149 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25151 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25152 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25154 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25155 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25156 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25157 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25158 usmulhisi_hh_huh): New patterns.
25160 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25161 lshifthi3): Fix output template to use half reg for operand 2.
25163 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25166 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25168 2007-02-27 Andreas Schwab <schwab@suse.de>
25170 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25172 2007-02-27 Jan Hubicka <jh@suse.cz>
25174 * predict.c (last_basic_block_p): Remove.
25175 (tree_estimate_probability): Update return heuristic for commonized
25178 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25180 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25182 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25184 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25185 * doc/cpp.texi: Standardize title page.
25186 * doc/cppinternals.texi: Likewise.
25187 * doc/gcc.texi: Standardize title page, remove version number
25188 from copyright page.
25189 * doc/gccint.texi: Likewise.
25190 * doc/install.texi: Standardize title page, add table of
25193 2007-02-26 Jan Hubicka <jh@suse.cz>
25195 * predict.def: Set outcomes according to more recent results.
25196 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25197 Remove dead predictors.
25198 * predict.c (return_prediction): Fix pasto.
25200 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25202 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25203 change; avoid a memory leak when returning early.
25205 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25207 * c-decl.c (static_ctors): Move to c-common.c.
25208 (static_dtors): Likewise.
25209 (finish_function): Use c_record_cdtor_fn.
25210 (build_cdtor): Move to c-common.c.
25211 (c_write_global_declarations): Use c_build_cdtor_fns.
25212 * c-common.h (static_ctors): Declare.
25213 (static_dtors): Likewise.
25214 (c_record_cdtor_fn): Likewise.
25215 (c_build_cdtor_fns): Likewise.
25216 * c-common.c (static_ctors): New variable.
25217 (static_dtors): Likewise.
25218 (c_record_cdtor_fn): New function.
25219 (build_cdtor): Move from c-decl.c
25220 (c_build_cdtor_fns): New function.
25222 * output.h (assemble_addr_to_section): Declare.
25223 (get_cdtor_priority_section): Likewise.
25224 * varasm.c (assemble_addr_to_section): New function.
25225 (get_cdtor_priority_section): Likewise.
25226 (default_named_section_asm_out_destructor): Use them.
25227 (destor_dtor_section_asm_out_destructor): Likewise.
25228 (default_named_section_asm_out_constructor): Likewise.
25229 (default_ctor_section_asm_out_constructor): Likewise.
25230 * config.gcc (*-*-vxworks*): Include vxworks.o.
25231 * config/t-vxworks (vxworks.o): New target.
25232 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25233 (TARGET_ASM_CONSTRUCTOR): Define.
25234 (TARGET_ASM_DESTRUCTOR): Likewise.
25235 (vxworks_asm_out_constructor): Declare.
25236 (vxworks_asm_out_destructor): Likewise.
25238 * c-common.c (get_priority): Check that we have not just an
25239 INTEGER_CST, but an integer constant with integeral type.
25241 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25243 PR tree-optimization/30938
25244 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25245 use &dt[nargs-1] instead of &dt[nargs] in the call to
25246 vect_is_simple_use().
25248 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25250 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25251 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25252 Do not attempt to handle MEM inside auto-inc expressions.
25253 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25254 of a register modified by an auto-inc expression. However, do handle
25255 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25256 (elimination_effects): Prohibit elimination of a register modified
25257 by an auto-inc expression. Disable register elimination rules whose
25258 target register is modified by an auto-inc expression with variable
25261 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25263 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25265 (array_at_struct_end_p): New function.
25266 (idx_infer_loop_bounds): Use it.
25267 (estimate_numbers_of_iterations_loop): Export.
25268 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25269 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25270 (tree_estimate_probability): Call record_loop_exits.
25271 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25272 (estimated_loop_iterations, estimated_loop_iterations_int,
25273 estimated_loop_iterations_tree): New functions.
25274 (analyze_siv_subscript_cst_affine,
25275 compute_overlap_steps_for_affine_1_2,
25276 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25277 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25278 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25279 (PRED_LOOP_ITERATIONS_GUESSED): New.
25280 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25281 * cfgloop.h (estimate_numbers_of_iterations_loop,
25282 estimated_loop_iterations_int): Declare.
25284 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25286 * doc/extend.texi: Document optional priority argument to
25287 constructors and destructors.
25288 * tree.c (init_priority_for_decl): Adjust GTY markers.
25289 (init_ttree): Use priority-info hash functions for
25290 init_priority_for_decl.
25291 (tree_map_eq): Rename to ...
25292 (tree_map_base_eq): ... this.
25293 (tree_map_marked_p): Rename to ...
25294 (tree_map_base_marked_p): ... this.
25295 (tree_map_base_hash): New function.
25296 (decl_init_priority_lookup): Rework.
25297 (decl_fini_priority_lookup): New function.
25298 (decl_priority_info): New function.
25299 (decl_init_priority_insert): Use it.
25300 (decl_fini_priority_insert): Likewise.
25301 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25303 (decl_restrict_base_insert): Likewise.
25304 (decl_debug_expr_insert): Likewise.
25305 (decl_value_expr_lookup): Likewise.
25306 (decl_value_expr_insert): Likewise.
25307 * tree.h (priority_type): New type.
25308 (decl_init_priority_lookup): Use priority_type.
25309 (decl_fini_priority_lookup): New function.
25310 (decl_init_priority_insert): Use priority_type.
25311 (decl_fini_priority_insert): New function.
25312 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25313 (DECL_INIT_PRIORITY): Likewise.
25314 (SET_DECL_INIT_PRIORITY): Add comment.
25315 (DECL_FINI_PRIORITY): New macro.
25316 (SET_DECL_FINI_PRIORITY): Likewise.
25317 (DEFAULT_INIT_PRIORITY): Document.
25318 (MAX_INIT_PRIORITY): Likewise.
25319 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25320 (tree_map_base): New type.
25321 (tree_map_base_eq): New function.
25322 (tree_map_base_hash): Likewise.
25323 (tree_map_base_marked_p): Likewise.
25324 (tree_map): Inherit from tree_map_base.
25325 (tree_map_eq): Make it a macro.
25326 (tree_map_marked_p): Likewise.
25327 (tree_int_map): Inherit from tree_map_base.
25328 (tree_int_map_eq): Make it a macro.
25329 (tree_int_map_hash): Likewise.
25330 (tree_int_map_marked_p): Likewise.
25331 (tree_priority_map): New type.
25332 (tree_priority_map_eq): New macro.
25333 (tree_priority_map_hash): Likewise.
25334 (tree_priority_map_marked_p): Likewise.
25335 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25337 (emutls_common_1): Likewise.
25338 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25339 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25340 of tree_map hierarchy.
25341 * tree-cfg.c (move_stmt_r): Likewise.
25342 (new_label_mapper): Likewise.
25343 * c-tree.h (c_expand_body): Move to ...
25344 * c-common.h (c_expand_body): ... here.
25345 * c-decl.c (c_expand_body): Move to ...
25346 * c-common.c (c_expand_body): ... here.
25347 (c_common_attribute_table): Allow 1 argument for the constructor
25348 and destructor attributes.
25349 (get_priority): New function.
25350 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25351 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25353 2007-02-24 Jan Hubicka <jh@suse.cz>
25355 PR middle-end/30509
25356 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25357 copying for inlining.
25359 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25360 Jan Hubicka <jh@suse.cz>
25363 * i386.c (counter_mode): New function.
25364 (expand_set_or_movmem_via_loop): Use it.
25365 (expand_movmem_epilogue): Likewise; fix pasto.
25366 (ix86_expand_movmem): Do emit guard even for constant counts.
25367 (ix86_expand_setmem): Likewise.
25369 2007-02-25 Nick Clifton <nickc@redhat.com>
25371 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25372 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25374 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25377 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25378 count argument with 0x10, not with 0x16.
25379 (expand_setmem_epilogue): Ditto.
25381 2007-02-24 Mike Stump <mrs@apple.com>
25383 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25386 2007-02-24 Richard Guenther <rguenther@suse.de>
25388 PR middle-end/30951
25389 * fold-const.c (fold_binary): Fold x +- CST op x for
25390 EQ_EXPR and NE_EXPR.
25392 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25394 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25396 2007-02-24 Jan Hubicka <jh@suse.cz>
25398 * cgraphunit.c (decide_is_function_needed): Honor
25399 -fkeep-inline-functions.
25401 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25403 * builtins.c (fold_builtin_modf): New.
25404 (fold_builtin_2): Use it.
25406 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25408 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25409 (determine_max_iter): Take additional LOOP arg; all callers changed.
25410 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25411 one using simplifications.
25412 (simplify_using_initial_values): Return if the expression becomes
25413 invalid due to altered regs.
25415 2007-02-23 DJ Delorie <dj@redhat.com>
25417 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25419 2007-02-23 Mike Stump <mrs@apple.com>
25421 * tlink.c (scan_linker_output): Parse linker messages from
25422 darwin9's linker better.
25424 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25427 * varpool.c (varpool_assemble_pending_decls): Set
25428 varpool_last_needed_node to null.
25430 2007-02-23 DJ Delorie <dj@redhat.com>
25432 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25433 alignment bigger than the object file can handle.
25435 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25438 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25439 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25440 (*movsf_1): Penalize MMX moves.
25442 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25444 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25445 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25447 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25449 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25451 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25452 (fold_builtin_1): Use them.
25453 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25454 BUILT_IN_SIGNIFICAND.
25456 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25458 * config/i386/i386.c (bdesc_1arg): Initialize
25459 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25460 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25461 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25462 and IX86_BUILTIN_MOVSLDUP.
25464 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25466 PR rtl-optimization/30841
25467 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25469 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25471 * builtins.c (fold_builtin_frexp): New.
25472 (fold_builtin_2): Use it.
25474 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25476 * doc/invoke.texi (Spec Files): Document getenv spec function.
25478 * gcc.c (getenv_spec_function): New function.
25479 (static_spec_functions): Add it.
25480 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25481 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25484 2007-02-22 Michael Matz <matz@suse.de
25487 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25488 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25490 2007-02-22 Ian Lance Taylor <iant@google.com>
25493 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25494 (mem_loc_descriptor): Call it.
25496 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25497 Ira Rosen <irar@il.ibm.com>
25499 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25501 2007-02-22 Ira Rosen <irar@il.ibm.com>
25503 PR tree-optimization/30843
25504 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25505 stores only after all the group is vectorized.
25507 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25509 PR tree-optimization/30858
25510 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25511 in the reduction cycle have a single use in the loop.
25512 * tree-vectorizer.h (relevant): Add documentation.
25514 2007-02-20 Mike Stump <mrs@apple.com>
25516 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25517 * configure: Regenerate.
25519 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25521 Change the defaults of some parameters and options.
25522 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25523 * config/spu/spu.c (spu_optimization_options): Add.
25524 (spu_override_options): Change params in spu_optimization_options.
25525 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25527 Register 127 is only 16 byte aligned when used as a frame pointer.
25528 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25529 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25530 HARD_FRAME_POINTER_REGNUM.
25531 (spu_legitimate_address): Use regno_aligned_for_reload.
25532 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25533 aligned when frame_pointer_needed is true.
25534 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25536 * config/spu/spu.h (INIT_EXPANDERS): Define.
25538 Make sure shift and rotate instructions have valid immediate operands.
25539 * config/spu/predicates.md (spu_shift_operand): Remove.
25540 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25541 * config/spu/constraints.md (W, O): Extend range.
25542 * config/spu/spu.md (umask, nmask): Define.
25543 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25544 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25545 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25546 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25547 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25548 (lshr<mode>3_reg): Fix rtl description.
25550 Make sure mulhisi immediate operands are valid.
25551 * config/spu/predicates.md (imm_K_operand): Add.
25552 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25554 Generate constants using fsmbi and andi.
25555 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25556 (print_operand, spu_split_immediate, classify_immediate,
25557 fsmbi_const_p): Handle IC_FSMBI2.
25559 Correctly handle a CONST_VECTOR containing symbols.
25560 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25561 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25562 (immediate_load_p): Allow symbols that use 2 instructions to create.
25563 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25564 with symbols when flag_pic is set.
25565 (const_vector_immediate_p): New.
25566 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25567 accept a CONST_VECTOR with symbols.
25568 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25569 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25571 * config/spu/spu.md (high, low): Delete.
25572 (low_<mode>): Define.
25574 Remove INTRmode and INTR_REGNUM, which didn't work.
25575 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25577 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25578 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25579 peephole2 pattern): Don't use INTR or 131.
25580 (movintrcc): Delete.
25581 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25582 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25583 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25584 (UNSPEC_SET_INTR): Add.
25585 * config/spu/spu-modes.def (INTR): Remove.
25587 More accurate warnings about run-time relocations.
25588 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25590 Correctly warn about immediate arguments to specific intrinsics.
25591 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25592 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25593 the instruction predicate.
25595 Fix tree check errors with latest update.
25596 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25598 (spu_expand_builtin): Use CALL_EXPR_FN.
25600 Add missing specific intrinsics.
25601 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25603 * config/spu/spu_internals.h: Ditto.
25605 Fix incorrect operand modifiers.
25606 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25607 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25609 Optimize one case of zero_extend of a vec_select.
25610 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25612 Accept any immediate for hbr.
25613 * config/spu/spu.md (hbr): Change s constraints to i.
25615 2007-02-21 Paul Brook <paul@codesourcery.com>
25617 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25618 condexec_count when skipping USE and CLOBBER.
25620 2007-02-21 Nick Clifton <nickc@redhat.com>
25622 * common.opt (Warray-bounds): Add Warning attribute.
25623 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25625 (fsized-zeroes): Add Optimization attribute.
25626 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25627 * c.opt (Wc++0x-compat): Add Warning attribute.
25629 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25631 PR middle-end/30761
25632 * reload1.c (eliminate_regs_in_insn): In the single_set special
25633 case, attempt to re-recognize the insn before falling back to
25634 having reload fix it up.
25636 2007-02-20 Eric Christopher <echristo@gmail.com>
25638 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25639 Rewrite accordingly.
25640 (frv_read_iacc_argument): Ditto.
25641 (frv_expand_set_builtin): Take a call instead of arglist, update for
25643 (frv_expand_unop_builtin): Ditto.
25644 (frv_expand_binop_builtin): Ditto.
25645 (frv_expand_cut_builtin): Ditto.
25646 (frv_expand_binopimm_builtin): Ditto.
25647 (frv_expand_voidbinop_builtin): Ditto.
25648 (frv_expand_int_void2arg): Ditto.
25649 (frv_expand_prefetches): Ditto.
25650 (frv_expand_voidtriop_builtin): Ditto.
25651 (frv_expand_voidaccop_builtin): Ditto.
25652 (frv_expand_load_builtin): Ditto.
25653 (frv_expand_store_builtin): Ditto.
25654 (frv_expand_mdpackh_builtin): Ditto.
25655 (frv_expand_mclracc_builtin): Ditto.
25656 (frv_expand_mrdacc_builtin): Ditto.
25657 (frv_expand_mwtacc_builtin): Ditto.
25658 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25661 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25663 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25664 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25666 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25667 point instructions.
25668 * configure: Regenerate.
25669 * config.in: Regenerate.
25670 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25671 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25672 masks to power6 and power6x and to POWERPC_MASKS.
25673 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25675 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25676 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25677 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25678 Access PROTOTYPE as variable, not mask.
25680 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25682 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25683 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25684 * combine.c (adjust_for_new_dest): Use it.
25685 * postreload.c (reload_combine): Likewise.
25687 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25689 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25690 notes on an insn with multiple sets, even if single_set returns
25691 non-NULL for that insn.
25693 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25695 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25696 scalbn and scalbln.
25698 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25700 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25701 if user didn't pass it.
25702 * config/i386/darwin.h (CC1_SPEC): Likewise.
25703 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25704 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25705 -mmacosx-version-min.
25707 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25708 Uros Bizjak <ubizjak@gmail.com>
25710 * optabs.h (enum optab_index): Add new OTI_scalb.
25711 (scalb_optab): Define corresponding macro.
25712 * optabs.c (init_optabs): Initialize scalb_optab.
25713 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25715 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25716 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25717 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25718 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25719 flag_unsafe_math_optimizations is set.
25721 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25722 to implement scalbf, scalb and scalbl built-ins as inline x87
25725 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25726 DJ Delorie <dj@redhat.com>
25729 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25730 (diagnostic_report_diagnostic): ... here, and turn them into real
25731 errors. If warnings are inhibited, no need to do anything.
25733 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25735 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25736 better code generation.
25738 2007-02-20 Ben Elliston <bje@au.ibm.com>
25740 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25742 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25744 * config/alpha/alpha.c, config/alpha/alpha.md,
25745 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25746 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25747 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25748 config/arm/lib1funcs.asm: Follow spelling conventions.
25750 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25751 config/fr30/fr30.md, config/i386/i386.h,
25752 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25753 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25754 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25755 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25756 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25757 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25758 config/sparc/sparc.c, config/sparc/sparc.h,
25759 config/sparc/sparc.md, config/spu/constraints.md,
25760 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25763 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25766 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25769 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25771 * doc/invoke.texi (-ftree-lrs): Remove.
25773 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25775 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25778 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25780 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25781 new CALL_EXPR_FN macro for retrieving the function
25782 declaration of the input expression.
25784 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25786 * c.opt (Waddress): New.
25787 * common.opt (Walways-true): Delete.
25788 (Wstring-literal-comparison): Delete.
25789 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25790 -Wstring-literal-comparison. Add -Waddress.
25792 (Walways-true): Delete.
25793 (Wstring-literal-comparison): Delete.
25794 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25795 consistently instead of -Walways-true in example.
25796 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25797 * c-typeck.c (parser_build_binary_op): Replace
25798 -Wstring-literal-comparison and -Walways-true with -Waddress.
25799 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25802 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25804 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25805 without DECL_STRUCT_FUNCTION initialized.
25807 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25809 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25810 due to calls to functions taking pointers as parameters.
25812 2007-02-19 Richard Henderson <rth@redhat.com>
25815 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25818 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25820 * config/s390/s390.c (s390_call_saved_register_used,
25821 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25822 accessed to the new scheme.
25824 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25826 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25827 (cris_print_index, cris_print_operand, cris_print_operand_address)
25828 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25829 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25830 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25831 GET_CODE () == xxx.
25832 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25833 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25834 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25835 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25836 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25837 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25838 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25839 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25840 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25841 (uminsi3, call, call_value): Ditto.
25842 (define_split: indir_to_reg_split, unnamed): Ditto.
25844 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25846 PR tree-optimization/30975
25847 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25850 2007-02-18 Eric Christopher <echristo@gmail.com>
25852 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25853 Remove use of arglist.
25854 (mips_expand_builtin): Remove use of arglist, pass in expr.
25855 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25856 (mips_expand_builtin_movtf): Ditto.
25857 (mips_expand_builtin_compare): Ditto.
25859 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25861 * tree-sra.c (sra_build_assignment): Replace assertion
25862 checking with a comment explaining why it can't be done.
25864 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25866 PR middle-end/30833
25867 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25868 during CALL_EXPR representation conversion.
25869 * tree-ssa-propagate.c (set_rhs): Likewise.
25871 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25873 * tree-sra.c (sra_build_assignment): Disable assertion checking
25876 2007-02-18 Roger Sayle <roger@eyesopen.com>
25878 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25879 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25880 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25882 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25883 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25884 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25885 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25886 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25887 force_gimple_operand): Likewise.
25888 * ipa-cp.c (constant_val_insert): Likewise.
25889 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25890 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25891 perfect_nestify): Likewise.
25892 * langhooks.c (lhd_omp_assignment): Likewise.
25893 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25894 lower_copyprivate_clauses, lower_send_clauses,
25895 lower_send_shared_vars, expand_parallel_call,
25896 expand_omp_for_generic, expand_omp_for_static_nochunk,
25897 expand_omp_for_static_chunk, expand_omp_sections,
25898 lower_omp_single_copy, lower_omp_for_lastprivate,
25899 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25900 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25901 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25904 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25906 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25907 config/sh/sh.md: Follow spelling conventions.
25909 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25910 config/frv/predicates.md: Follow spelling conventions.
25912 * config/m68k/linux-unwind.h: Fix a comment typo.
25913 * target.h: Follow spelling conventions.
25915 2007-02-18 Roger Sayle <roger@eyesopen.com>
25917 PR rtl-optimization/28173
25918 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25919 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25920 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25921 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25922 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25924 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25926 * builtins.c (fold_builtin_load_exponent): New.
25927 (fold_builtin_2): Use it.
25929 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25931 PR rtl-optimization/30773
25932 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25933 if we fail to attach a REG_EQUIV note.
25935 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25936 Roger Sayle <roger@eyesopen.com>
25938 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25940 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25942 * calls.c (initialize_argument_information): Pass original EXP
25943 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25944 code to split complex arguments here, as part of initializing the
25946 (expand_call): Remove code that builds a list of arguments and
25947 inserts implicit arguments into it. Instead, just count how many
25948 implicit arguments there will be so we can determine the size of
25949 the ARGS array, and let initialize_argument_information do the work.
25950 (split_complex_values): Delete unused function.
25952 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25954 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25956 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25958 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25959 for arg pointer based indexed addressing.
25961 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25963 * config/ia64/ia64.h, config/ia64/ia64.md,
25964 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25965 spelling conventions.
25967 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25969 * config/m68k/m68k.c (split_di): New.
25970 * config/m68k/m68k-protos.h: Declare split_di.
25971 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25972 Improve predicate handling and split constant shifts.
25974 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25976 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25977 parameter for register bitfield operations, general predicates
25980 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25982 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25983 * config/m68k/linux-unwind.h: New file.
25985 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25987 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25988 config/i386/athlon.md, config/ia64/ia64.md,
25989 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25990 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25991 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25992 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25993 tree-vect-transform.c: Fix comment typos.
25995 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25997 * sched-deps.c (find_insn_list): Remove.
25998 * sched-int.h: Remove the prototype for find_insn_list.
26000 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26002 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26004 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26005 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26006 darwin_rs6000_override_options.
26007 (C_COMMON_OVERRIDE_OPTIONS): Expect
26008 darwin_macosx_version_min to be non-NULL always.
26009 (TARGET_C99_FUNCTIONS): Likewise.
26010 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26011 (DARWIN_MINVERSION_SPEC): New.
26012 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26013 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26015 (DARWIN_MINVERSION_SPEC): New.
26016 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26018 * config/darwin-c.c (darwin_cpp_builtins): Expect
26019 darwin_macosx_version_min to be non-NULL always.
26021 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26023 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26025 * config/i386/i386.h (x86_use_xchgb): New.
26026 (TARGET_USE_XCHGB): New macro.
26027 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26028 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26029 Split after reload into bswaphi for shifts of 8.
26030 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26031 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26032 or when optimizing for size.
26034 2007-02-16 Richard Guenther <rguenther@suse.de>
26035 Christian Bruel <christian.bruel@st.com>
26037 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26038 DECLs but prefer SSA_NAMEs over DECLs.
26040 2007-02-16 Richard Guenther <rguenther@suse.de>
26042 * tree-flow-inline.h (single_imm_use_p): Remove.
26043 (zero_imm_uses_p): Likewise.
26044 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26045 instead of single_imm_use_p.
26046 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26049 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26052 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26053 nested double- and backquotes.
26055 2007-02-15 Roger Sayle <roger@eyesopen.com>
26057 PR middle-end/30391
26058 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26059 should be unreachable.
26060 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26061 For the time being redirect GIMPLE_MODIFY_STMT to the new
26062 (renamed) build_gimple_modify_stmt_stat.
26063 (build2_gimple_stat): Rename to...
26064 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26065 Always build a GIMPLE_MODIFY_STMT node.
26066 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26067 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26070 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26071 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26072 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26073 expand_complex_div_wide): Likewise.
26074 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26075 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26076 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26077 * tree-ssa-loop-manip.c (create_iv): Likewise.
26078 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26079 abs_replacement): Likewise.
26080 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26081 realify_fake_stores): Likewise.
26083 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26084 node rather than a GIMPLE_MODIFY_STMT node.
26085 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26086 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26088 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26089 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26090 GIMPLE_MODIFY_STMT.
26092 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26094 PR middle-end/30433
26095 * fold-const.c (fold_comparison): Add back the
26096 folding of constant complex comparisions.
26098 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26100 PR middle-end/30729
26101 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26102 effects unknown to this function, return early.
26104 2007-02-15 Ian Lance Taylor <iant@google.com>
26106 * lower-subreg.c (move_eh_region_note): New static function.
26107 (resolve_simple_move): Call it.
26108 (decompose_multiword_subregs): Track blocks for which we resolve a
26109 simple move which is also a control flow insn. Pass them to
26110 find_many_sub_basic_blocks.
26111 (pass_lower_subreg): Add TODO_verify_flow.
26112 (pass_lower_subreg2): Likewise.
26114 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26115 Brooks Moses <brooks.moses@codesourcery.com>
26116 Lee Millward <lee.millward@codesourcery.com>
26118 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26119 (VL_EXP_CLASS_P): New.
26120 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26122 (TREE_OPERAND_CHECK_CODE): Likewise.
26123 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26124 (TREE_RTL_OPERAND_CHECK): Likewise.
26125 (tree_operand_check_failed): Make second parameter the whole tree
26126 instead of its code. Fixed callers.
26127 (VL_EXP_CHECK): New.
26128 (TREE_OPERAND_LENGTH): New.
26129 (VL_EXP_OPERAND_LENGTH): New.
26130 (CALL_EXPR_FN): New.
26131 (CALL_EXPR_STATIC_CHAIN): New.
26132 (CALL_EXPR_ARGS): New.
26133 (CALL_EXPR_ARG): New.
26134 (call_expr_nargs): New.
26135 (CALL_EXPR_ARGP): New.
26136 (build_nt_call_list): Declare.
26137 (build_vl_exp_stat): Declare.
26138 (build_vl_exp): New.
26139 (build_call_list): Declare.
26140 (build_call_nary): Declare.
26141 (build_call_valist): Declare.
26142 (build_call_array): Declare.
26143 (call_expr_arg): Declare.
26144 (call_expr_argp): Declare.
26145 (call_expr_arglist): Declare.
26146 (fold_build_call_list): Declare.
26147 (fold_build_call_list_initializer): Declare.
26148 (fold_call_expr): Declare to replace fold_builtin.
26149 (fold_builtin_fputs): Update to agree with modified definition.
26150 (fold_builtin_strcpy): Likewise.
26151 (fold_builtin_strncpy): Likewise.
26152 (fold_builtin_memory_chk): Likewise.
26153 (fold_builtin_stxcpy_chk): Likewise.
26154 (fold_builtin_strncpy_chk): Likewise.
26155 (fold_builtin_next_arg): Likewise.
26156 (fold_build_call_expr): Declare.
26157 (fold_builtin_call_list): Declare.
26158 (fold_builtin_call_valist): Declare.
26159 (build_call_expr): Declare.
26160 (validate_arglist): Update to agree with modified definition.
26161 (tree_operand_length): New.
26162 (call_expr_arg_iterator): New.
26163 (init_call_expr_arg_iterator): New.
26164 (next_call_expr_arg): New.
26165 (first_call_expr_arg): New.
26166 (more_call_expr_args_p): New.
26167 (FOR_EACH_CALL_EXPR_ARG): New.
26169 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26170 and tcc_gimple_stmt.
26171 (tree_code_size): Update documentation. Use sizeof (tree) rather
26172 than sizeof (char *).
26173 (tree_size): Likewise. Add case for tcc_vl_exp.
26174 (tree_node_structure): Add case for tcc_vl_exp.
26175 (contains_placeholder_p): Likewise.
26176 (substitute_in_expr): Likewise.
26177 (substitute_placeholder_in_expr): Likewise.
26178 (stabilize_reference_1): Likewise.
26179 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26180 to diagnose breakage of this interface for constructing CALL_EXPRs.
26181 (build_nt): Add similar assertion here.
26182 (build_nt_call_list): New.
26183 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26184 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26186 (get_callee_fndecl): Use new CALL_EXPR accessors.
26187 (tree_operand_check_failed): Change parameters to pass entire node
26188 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26189 (process_call_operands): New.
26190 (build_vl_exp_stat): New.
26191 (build_call_list): New.
26192 (build_call_nary): New.
26193 (build_call_valist): New.
26194 (build_call_array): New.
26195 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26196 (call_expr_arglist): New.
26198 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26199 tcc_vl_exp instead of a fixed-size tcc_expression.
26201 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26202 accessors for CALL_EXPRs.
26203 (AGGR_INIT_EXPR): Likewise.
26205 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26206 Brooks Moses <brooks.moses@codesourcery.com>
26207 Lee Millward <lee.millward@codesourcery.com>
26209 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26210 (expand_builtin_nonlocal_goto): Change parameter to be entire
26211 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26212 (expand_builtin_prefetch): Likewise.
26213 (expand_builtin_classify_type): Likewise.
26214 (mathfn_built_in): Return NULL_TREE instead of 0.
26215 (expand_errno_check): Use new CALL_EXPR accessors.
26216 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26217 Return NULL_RTX instead of 0.
26218 (expand_builtin_mathfn_2): Likewise.
26219 (expand_builtin_mathfn_3): Likewise.
26220 (expand_builtin_interclass_mathfn): Likewise.
26221 (expand_builtin_sincos): Likewise.
26222 (expand_builtin_cexpi): Likewise.
26223 (expand_builtin_int_roundingfn): Likewise.
26224 (expand_builtin_int_roundingfn_2): Likewise.
26225 (expand_builtin_pow): Likewise.
26226 (expand_builtin_powi): Likewise.
26227 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26228 of arglist, fixing callers appropriately. Use new CALL_EXPR
26229 accessors and constructors. Return NULL_RTX instead of 0.
26230 (expand_builtin_strstr): Likewise.
26231 (expand_builtin_strchr): Likewise.
26232 (expand_builtin_strrchr): Likewise.
26233 (expand_builtin_strpbrk): Likewise.
26234 (expand_builtin_memcpy): Likewise.
26235 (expand_builtin_mempcpy): Likewise.
26236 (expand_builtin_mempcpy_args): New.
26237 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26238 (expand_builtin_memmove_args): New.
26239 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26240 (expand_movstr): Likewise.
26241 (expand_builtin_strcpy): Likewise.
26242 (expand_builtin_strcpy_args): New.
26243 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26244 (expand_builtin_strncpy): Likewise.
26245 (expand_builtin_memset): Likewise.
26246 (expand_builtin_memset_args): New.
26247 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26248 (expand_builtin_memcmp): Likewise.
26249 (expand_builtin_strcmp): Likewise.
26250 (expand_builtin_strncmp): Likewise.
26251 (expand_builtin_strcat): Likewise.
26252 (expand_builtin_strncat): Likewise.
26253 (expand_builtin_strspn): Likewise.
26254 (expand_builtin_strcspn): Likewise.
26255 (expand_builtin_args_info): Likewise.
26256 (expand_builtin_va_start): Likewise.
26257 (gimplify_va_arg_expr): Likewise.
26258 (expand_builtin_va_end): Likewise.
26259 (expand_builtin_va_copy): Likewise.
26260 (expand_builtin_frame_address): Likewise.
26261 (expand_builtin_alloca): Likewise.
26262 (expand_builtin_bswap): Likewise.
26263 (expand_builtin_unop): Likewise.
26264 (expand_builtin_fputs): Likewise.
26265 (expand_builtin_expect): Likewise.
26266 (expand_builtin_fabs): Likewise.
26267 (expand_builtin_copysign): Likewise.
26268 (expand_builtin_printf): Likewise.
26269 (expand_builtin_fprintf): Likewise.
26270 (expand_builtin_sprintf): Likewise.
26271 (expand_builtin_init_trampoline): Likewise.
26272 (expand_builtin_signbit): Likewise.
26273 (expand_builtin_fork_or_exec): Likewise.
26274 (expand_builtin_sync_operation): Likewise.
26275 (expand_builtin_compare_and_swap): Likewise.
26276 (expand_builtin_lock_test_and_set): Likewise.
26277 (expand_builtin_lock_release): Likewise.
26278 (expand_builtin): Likewise.
26279 (builtin_mathfn_code): Likewise.
26281 (fold_builtin_constant_p): Pass call arguments individually instead
26282 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26283 accessors and constructors. Return NULL_TREE instead of 0.
26284 (fold_builtin_expect): Likewise.
26285 (fold_builtin_classify_type): Likewise.
26286 (fold_builtin_strlen): Likewise.
26287 (fold_builtin_nan): Likewise.
26288 (integer_valued_real_p): Likewise.
26289 (fold_trunc_transparent_mathfn): Likewise.
26290 (fold_fixed_mathfn): Likewise.
26291 (fold_builtin_cabs): Likewise.
26292 (fold_builtin_sqrt): Likewise.
26293 (fold_builtin_cbrt): Likewise.
26294 (fold_builtin_cos): Likewise.
26295 (fold_builtin_cosh): Likewise.
26296 (fold_builtin_tan): Likewise.
26297 (fold_builtin_sincos): Likewise.
26298 (fold_builtin_cexp): Likewise.
26299 (fold_builtin_trunc): Likewise.
26300 (fold_builtin_floor): Likewise.
26301 (fold_builtin_ceil): Likewise.
26302 (fold_builtin_round): Likewise.
26303 (fold_builtin_int_roundingfn): Likewise.
26304 (fold_builtin_bitop): Likewise.
26305 (fold_builtin_bswap): Likewise.
26306 (fold_builtin_logarithm): Likewise.
26307 (fold_builtin_hypot): Likewise.
26308 (fold_builtin_pow): Likewise.
26309 (fold_builtin_powi): Likewise.
26310 (fold_builtin_exponent): Likewise.
26311 (fold_builtin_memset): Likewise.
26312 (fold_builtin_bzero): Likewise.
26313 (fold_builtin_memory_op): Likewise.
26314 (fold_builtin_bcopy): Deleted; call site changed to invoke
26315 fold_builtin_memory_op directly.
26316 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26317 (fold_builtin_strncpy): Likewise.
26318 (fold_builtin_memcmp): Likewise.
26319 (fold_builtin_strcmp): Likewise.
26320 (fold_builtin_strncmp): Likewise.
26321 (fold_builtin_signbit): Likewise.
26322 (fold_builtin_copysign): Likewise.
26323 (fold_builtin_isascii): Likewise.
26324 (fold_builtin_toascii): Likewise.
26325 (fold_builtin_isdigit): Likewise.
26326 (fold_builtin_fabs): Likewise.
26327 (fold_builtin_abs): Likewise.
26328 (fold_builtin_fmin_fmax): Likewise.
26329 (fold_builtin_carg): Likewise.
26330 (fold_builtin_classify): Likewise.
26331 (fold_builtin_unordered_cmp): Likewise.
26333 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26334 New functions split out from fold_builtin_1.
26335 (fold_builtin_n): New.
26336 (fold_builtin_varargs): New.
26337 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26339 (fold_call_expr): New.
26340 (build_function_call_expr): Rewrite to use new helper function.
26341 (fold_builtin_call_list): New.
26342 (build_call_expr): New.
26343 (fold_builtin_call_valist): New.
26344 (rewrite_call_expr): New.
26345 (validate_arg): New.
26346 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26347 of an arglist. Change return type to bool. Use new CALL_EXPR
26350 (fold_builtin_strstr): Pass call arguments individually instead
26351 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26352 accessors and constructors. Return NULL_TREE instead of 0.
26353 (fold_builtin_strchr): Likewise.
26354 (fold_builtin_strrchr): Likewise.
26355 (fold_builtin_strpbrk): Likewise.
26356 (fold_builtin_strcat): Likewise.
26357 (fold_builtin_strncat): Likewise.
26358 (fold_builtin_strspn): Likewise.
26359 (fold_builtin_strcspn): Likewise.
26360 (fold_builtin_fputs): Likewise.
26361 (fold_builtin_next_arg): Likewise.
26362 (fold_builtin_sprintf): Likewise.
26364 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26365 NULL_RTX instead of 0.
26366 (expand_builtin_memory_chk): Likewise.
26367 (maybe_emit_chk_warning): Likewise.
26368 (maybe_emit_sprintf_chk_warning): Likewise.
26370 (fold_builtin_object_size): Pass call arguments individually instead
26371 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26372 accessors and constructors. Return NULL_TREE instead of 0.
26373 (fold_builtin_memory_chk): Likewise.
26374 (fold_builtin_stxcpy_chk): Likewise.
26375 (fold_builtin_strncpy_chk): Likewise.
26376 (fold_builtin_strcat_chk): Likewise.
26377 (fold_builtin_strcat_chk): Likewise.
26378 (fold_builtin_strncat_chk): Likewise.
26379 (fold_builtin_sprintf_chk): Likewise.
26380 (fold_builtin_snprintf_chk): Likewise.
26381 (fold_builtin_printf): Likewise.
26382 (fold_builtin_vprintf): Likewise.
26384 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26386 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
26387 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26388 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
26389 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
26390 (fold_unary): Likewise.
26391 (fold_binary): Likewise.
26392 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26393 ternary expressions.
26394 (fold): Add logic for tcc_vl_exp.
26395 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26396 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26397 (fold_build3_stat): Add assertion to flag broken interface for
26398 constructing CALL_EXPRs.
26399 (fold_build_call_list): New.
26400 (fold_build_call_list_initializer): New.
26401 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26403 (fold_strip_sign_ops): Likewise.
26405 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26406 Brooks Moses <brooks.moses@codesourcery.com>
26407 Lee Millward <lee.millward@codesourcery.com>
26409 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26410 accessors and dump arguments explicitly.
26412 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26414 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26416 (print_call_name): Use new CALL_EXPR accessors.
26418 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26419 CALL_EXPR arguments explicitly instead of as a list. Use
26420 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26422 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26423 (vrp_visit_stmt): Likewise.
26425 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26426 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26428 (force_move_till_expr): Likewise.
26430 * targhooks.c (default_external_stack_protect_fail): Use
26431 build_call_expr instead of build_function_call_expr.
26432 (default_hidden_stack_protect_fail): Likewise.
26434 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26437 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26438 and walk arguments explicitly.
26440 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26441 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26442 (expand_simple_operations): Likewise.
26443 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26445 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26446 of TREE_CODE_LENGTH.
26447 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26449 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26450 instead of TREE_CODE_LENGTH.
26452 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26453 (tree_ic_transform): Likewise.
26454 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26455 parameter instead of arglist. Fix callers.
26456 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26457 (tree_stringops_transform): Likewise.
26458 (tree_indirect_call_to_profile): Likewise.
26459 (tree_stringops_values_to_profile): Likewise.
26461 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26462 (eliminate_tail_call): Likewise.
26464 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26466 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26467 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26469 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26471 * omp-low.c (build_omp_barrier): Use build_call_expr.
26472 (lower_rec_input_clauses): Likewise.
26473 (lower_reduction_clauses): Likewise.
26474 (expand_parallel_call): Likewise.
26475 (maybe_catch_exception): Likewise.
26476 (expand_omp_for_generic): Likewise.
26477 (expand_omp_for_static_nochunk): Likewise.
26478 (expand_omp_sections): Likewise.
26479 (lower_omp_single_simple): Likewise.
26480 (lower_omp_single_copy): Likewise.
26481 (lower_omp_master): Likewise.
26482 (lower_omp_ordered): Likewise.
26483 (lower_omp_critical): Likewise.
26485 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26486 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26488 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26489 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26490 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26492 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26493 and generalize to handle any number of operands.
26494 (chrec_contains_undetermined): Likewise.
26495 (tree_contains_chrecs): Likewise.
26496 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26498 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26500 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26501 fold_call_expr instead of fold_builtin.
26502 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26503 match declarations there.
26504 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26507 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26508 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26510 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26511 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26513 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26516 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26517 (execute_cse_sincos): Use new CALL_EXPR accessors.
26519 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26521 * gimple-low.c (lower_function_body): Use build_call_expr.
26522 (lower_builtin_setjmp): Likewise.
26524 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26525 (set_storage_via_libcall): Likewise.
26526 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26527 instead of TREE_CODE_LENGTH.
26528 (expand_expr_real_1): Use new CALL_EXPR accessors.
26530 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26531 generalize to handle any number of operands.
26532 (TB_parent_eq): Likewise.
26534 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26535 (strip_builtin_expect): Likewise.
26537 * function.c (gimplify_parameters): Use build_call_expr.
26539 * tree-vectorizer.c (vect_is_simple_reduction): Use
26540 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26542 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26543 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26545 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26548 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26549 (gimplify_decl_expr): Likewise.
26550 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26551 Use new CALL_EXPR iterators.
26552 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26553 (gimplify_modify_expr_to_memset): Likewise.
26554 (gimplify_variable_sized_compare): Likewise.
26555 (gimplify_omp_atomic_fetch_op): Likewise.
26556 (gimplify_omp_atomic_pipeline): Likewise.
26557 (gimplify_omp_atomic_mutex): Likewise.
26558 (gimplify_function_tree): Likewise.
26560 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26561 (call_expr_flags): Likewise.
26562 (expand_call): Likewise.
26564 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26565 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26568 * coverage.c (create_coverage): Use build_call_expr.
26570 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26571 (temp_call_expr_obstack): New.
26572 (pool_copy_list): Delete.
26573 (temp_copy_call_expr): New.
26574 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26575 CALL_EXPR accessors. Get rid of special goo for copying argument
26576 lists and use temp_copy_call_expr instead.
26577 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26578 CALL_EXPR accessors.
26579 (create_expression_by_pieces): Likewise. Use build_call_array
26580 to construct the result instead of fold_build3.
26581 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26582 dealing with argument lists.
26583 (init_pre): Remove references to expression_node_pool and
26584 list_node_pool. Init temp_call_expr_obstack instead.
26585 (fini_pre): Remove references to expression_node_pool and
26588 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26589 and walk arguments explicitly instead of as a list.
26591 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26592 (mx_register_decls): Likewise.
26593 (mudflap_register_call): Likewise.
26594 (mudflap_finish_file): Likewise.
26596 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26597 (ipa_callsite_compute_param): Likewise.
26599 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26600 accessors and constructor.
26602 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26603 accessors and constructor.
26604 (convert_tramp_reference): Likewise.
26605 (convert_call_expr): Likewise.
26606 (finalize_nesting_tree_1): Likewise.
26608 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26611 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26613 * tree-inline.c (initialize_inlined_parameters): Pass entire
26614 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26616 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26617 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26619 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26620 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26621 (vectorizable_reduction): Likewise.
26622 (vectorizable_call): Use new CALL_EXPR iterators.
26623 (vectorizable_conversion): Use build_call_expr.
26624 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26625 (vect_gen_widened_results_half): Use build_call_expr.
26626 (vect_setup_realignment): Likewise.
26627 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26629 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26630 (pass_through_call): Likewise.
26631 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26634 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26635 (tree_gen_pow2_profiler): Likewise.
26636 (tree_gen_one_value_profiler): Likewise.
26637 (tree_gen_ic_func_profiler): Likewise.
26638 (tree_gen_average_profiler): Likewise.
26639 (tree_gen_ior_profiler): Likewise.
26641 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26642 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26643 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26645 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26646 of TREE_CODE_LENGTH.
26648 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26649 of TREE_CODE_LENGTH.
26651 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26653 (convert_to_integer): Likewise.
26655 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26658 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26659 Brooks Moses <brooks.moses@codesourcery.com>
26660 Lee Millward <lee.millward@codesourcery.com>
26662 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26664 * config/frv/frv.c (frv_expand_builtin): Likewise.
26665 * config/s390/s390.c (s390_expand_builtin): Likewise.
26667 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26668 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26670 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26671 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26672 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26673 (ix86_expand_store_builtin): Likewise.
26674 (ix86_expand_unop_builtin): Likewise.
26675 (ix86_expand_unop1_builtin): Likewise.
26676 (ix86_expand_sse_compare): Likewise.
26677 (ix86_expand_sse_comi): Likewise.
26678 (ix86_expand_vec_init_builtin): Likewise.
26679 (ix86_expand_vec_ext_builtin): Likewise.
26680 (ix86_expand_vec_set_builtin): Likewise.
26681 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26683 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26684 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26686 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26687 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26688 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26690 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26692 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26693 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26694 arglist. Use new CALL_EXPR accessors. Fix callers.
26695 (altivec_expand_abs_builtin): Likewise.
26696 (rs6000_expand_binop_builtin): Likewise.
26697 (altivec_expand_predicate_builtin): Likewise.
26698 (altivec_expand_lv_builtin): Likewise.
26699 (spe_expand_stv_builtin): Likewise.
26700 (altivec_expand_stv_builtin): Likewise.
26701 (rs6000_expand_ternop_builtin): Likewise.
26702 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26703 (altivec_expand_st_builtin): Likewise.
26704 (altivec_expand_dst_builtin): Likewise.
26705 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26706 arglist. Use new CALL_EXPR accessors. Fix callers.
26707 (altivec_expand_vec_set_builtin): Likewise.
26708 (altivec_expand_vec_ext_builtin): Likewise.
26709 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26710 (spe_expand_builtin): Likewise.
26711 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26712 arglist. Use new CALL_EXPR accessors. Fix callers.
26713 (spe_expand_evsel_builtin): Likewise.
26714 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26715 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26717 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26718 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26719 (arm_expand_unop_builtin): Likewise.
26720 (arm_expand_builtin): Use new CALL_EXPR accessors.
26722 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26725 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26726 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26728 (bfin_expand_unop_builtin): Likewise.
26729 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26731 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26732 Brooks Moses <brooks.moses@codesourcery.com>
26733 Lee Millward <lee.millward@codesourcery.com>
26735 * c-semantics.c (build_stmt): Add internal diagnostic check.
26737 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26738 accessors. Print arguments explicitly instead of as a list.
26740 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26742 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26743 (c_finish_omp_flish): Likewise.
26745 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26746 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26747 instead of TREE_CODE_LENGTH.
26748 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26749 (c_warn_unused_result): Likewise.
26751 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26754 * doc/invoke.texi (Warning Options): Remove
26755 -Werror-implicit-function-declaration.
26756 (Wimplicit-function-declaration): Update description.
26757 * opts.c (common_handle_option): Move handling of -Werror=* to...
26758 (enable_warning_as_error): ...here.
26759 * opts.h (enable_warning_as_error): Declare.
26760 * c-decl.c (implicit_decl_warning): Unless
26761 -Wno-implicit-function-declaration is given, emit a pedwarn if
26762 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26763 * c.opt (Wimplicit-function-declaration): Replace
26764 mesg_implicit_function_declaration with
26765 warn_implicit_function_declaration.
26766 * c-opts.c (c_common_handle_option):
26767 -Werror-implicit-function-declaration is exactly equal as
26768 -Werror=implicit-function-declaration.
26769 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26770 warn_implicit_function_declaration.
26771 (c_common_post_options): -Wimplict-function-declaration is enabled
26772 by default by -std=c99, otherwise is disabled by default.
26773 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26775 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26777 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26778 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26779 former is ignored but not the latter.
26781 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26783 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26784 is made and the reference doesn't use the alias set of its type,
26785 do not create the temporary using that type.
26787 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26789 * jump.c: Remove prototypes for delete_computation and
26790 delete_prior_computation.
26792 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26794 * jump.c (get_label_after): Delete.
26795 (get_label_before, delete_computation, delete_jump,
26796 delete_prior_computation, follow_jumps): Move...
26797 * reorg.c (delete_computation, delete_prior_computation): ... here...
26798 (get_label_before, delete_jump): ... making these static ...
26799 (follow_jumps): ... and simplifying this since it only runs after
26801 * rtl.h (get_label_after, get_label_before, delete_jump,
26802 follow_jumps): Delete prototypes.
26804 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26806 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26808 2007-02-15 Nick Clifton <nickc@redhat.com>
26810 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26811 order to prevent it from being munged by the target.
26813 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26815 * config/i386/i386.md: Remove misleading comment.
26817 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26819 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26820 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26823 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26825 * tree-sra.c (instantiate_missing_elements): Canonicalize
26827 (sra_build_assignment): New.
26828 (generate_copy_inout, generate_element_copy,
26829 generate_element_zero, generate_one_element_init): Use it.
26831 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26833 * tree-sra.c (instantiate_missing_elements): Canonicalize
26835 (sra_build_assignment): New.
26836 (generate_copy_inout, generate_element_copy,
26837 generate_element_zero, generate_one_element_init): Use it.
26839 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26841 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26844 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26846 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26847 types as aggregates not scalars.
26848 * function.c (assign_stack_temp_for_type): Likewise.
26850 2007-02-14 Roger Sayle <roger@eyesopen.com>
26851 Zdenek Dvorak <dvorakz@suse.cz>
26853 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26856 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26858 * passes.c (next_pass_1): Clear the next field of the copied
26861 2007-02-14 Richard Henderson <rth@redhat.com>
26863 * tree-sra.c (early_sra): New.
26864 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26865 (tree_sra_early, pass_sra_early): New.
26866 * tree-pass.h (pass_sra_early): Declare.
26867 * passes.c (init_optimization_passes): Use it.
26869 2007-02-14 Richard Guenther <rguenther@suse.de>
26871 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26873 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26875 PR tree-optimization/30771
26876 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26878 (vect_analyze_operations): Induction phis can now be marked as
26880 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26881 Update documentation accordingly.
26883 2007-02-14 Nick Clifton <nickc@redhat.com>
26885 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26886 most 3 arguments are supported.
26887 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26889 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26891 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26892 Ensure dst->current is valid.
26894 2007-02-13 Paul Brook <paul@codesourcery.com>
26896 * config.gcc: Add arm*-*-uclinux-*eabi.
26897 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26898 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26899 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26900 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26901 (LINK_SPEC): Define.
26902 (LIB_SPEC): Define.
26903 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26905 * config/arm/uclinux-eabi.h: New file.
26906 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26907 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26910 2007-02-13 Ian Lance Taylor <iant@google.com>
26912 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26913 * flags.h (warn_strict_overflow): Declare.
26914 (enum warn_strict_overflow_code): Define.
26915 (issue_strict_overflow_warning): New static inline function.
26916 * opts.c (warn_strict_overflow): New variable.
26917 (common_handle_option): Handle OPT_Wstrict_overflow and
26918 OPT_Wstrict_overflow_.
26919 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26921 * fold-const.c: Include intl.h.
26922 (fold_deferring_overflow_warnings): New static variable.
26923 (fold_deferred_overflow_warning): New static variable.
26924 (fold_deferred_overflow_code): New static variable.
26925 (fold_defer_overflow_warnings): New function.
26926 (fold_undefer_overflow_warnings): New function.
26927 (fold_undefer_and_ignore_overflow_warnings): New function.
26928 (fold_deferring_overflow_warnings_p): New function.
26929 (fold_overflow_warning): New static function.
26930 (make_range): Add strict_overflow_p parameter. Change all
26932 (extract_muldiv, extract_muldiv_1): Likewise.
26933 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26934 tree_expr_nonnegative_p.
26935 (fold_negate_expr): Call fold_overflow_warning.
26936 (fold_range_test): Likewise.
26937 (fold_comparison): Likewise.
26938 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26939 instead of tree_expr_nonnegative_p.
26940 (tree_expr_nonnegative_warnv_p): Rename from
26941 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26942 (tree_expr_nonnegative_p): New function.
26943 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26944 strict_overflow_p parameter.
26945 (tree_expr_nonzero_p): New function.
26946 * passes.c (verify_interpass_invariants): New static function.
26947 (execute_one_pass): Call it.
26948 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26950 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26951 (estimate_numbers_of_iterations): Likewise.
26952 (scev_probably_wraps_p): Likewise.
26953 * tree-ssa-ccp.c: Include "toplev.h".
26954 (evaluate_stmt): Defer fold overflow warnings until we know we are
26956 (struct fold_stmt_r_data): Add stmt field.
26957 (fold_stmt_r): Defer fold overflow warnings until we know we
26959 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26960 (fold_stmt_inplace): Likewise.
26961 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26962 (cleanup_control_expr_graph): Defer fold overflow warnings until
26963 we know we are going to optimize.
26964 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26965 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26967 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26968 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26969 * tree-ssa-loop-manip.c (create_iv): Likewise.
26970 * c-typeck.c (build_conditional_expr): Likewise.
26971 (build_binary_op): Likewise.
26972 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26973 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26974 (extract_range_from_unary_expr): Likewise.
26975 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26976 assuming that signed overflow does not occur.
26977 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26978 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26979 (fold_defer_overflow_warnings): Declare.
26980 (fold_undefer_overflow_warnings): Declare.
26981 (fold_undefer_and_ignore_overflow_warnings): Declare.
26982 (fold_deferring_overflow_warnings_p): Declare.
26983 (tree_expr_nonzero_warnv_p): Declare.
26984 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26985 of warning options.
26986 (Warning Options): Document -Wstrict-overflow.
26987 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26988 (tree-ssa-ccp.o): Likewise.
26989 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26990 (fold-const.o): Depend on intl.h.
26992 2007-02-13 Ian Lance Taylor <iant@google.com>
26994 PR middle-end/30751
26995 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26998 2007-02-13 Stuart Hastings <stuart@apple.com>
27000 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27002 2007-02-13 Richard Henderson <rth@redhat.com>
27004 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27005 handled_component_p before looking for the indirect_ref.
27007 2007-02-13 Richard Henderson <rth@redhat.com>
27009 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27010 remove flags clobber.
27011 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27012 (bswaphi_lowpart): New.
27013 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27014 remove TARGET_BSWAP test. Delete expander of the same name.
27016 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27017 (expand_unop): Use them.
27019 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27021 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27022 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27023 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27024 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27025 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27026 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27027 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27028 assembler dialect choice from asm templates.
27030 2007-02-12 Richard Henderson <rth@redhat.com>
27032 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27033 (fixuns_trunc<SSEMODEF>si2): Use it.
27034 * config/i386/sse.md (vec_setv4sf_0): Export.
27035 * config/i386/i386.c (ix86_build_const_vector): Export.
27036 (ix86_split_convert_uns_si_sse): Rename from
27037 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27038 * config/i386/i386-protos.h: Update.
27040 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27043 * c-typeck.c (c_finish_return): Improve warning message.
27045 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27047 * alias.c (find_symbolic_term): Delete unused function.
27049 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27051 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27052 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27053 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27055 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27057 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27058 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27059 the function, temporarily point the debug interface to the null one.
27061 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27063 * dwarf2out.c (round_up_to_align): New static function.
27064 (field_byte_offset): Use it to round the offset.
27066 2007-02-12 Richard Henderson <rth@redhat.com>
27068 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27069 (inswl_const): Export.
27071 2007-02-12 Richard Henderson <rth@redhat.com>
27073 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27074 result mode of the libcall, convert back to outmode.
27076 2007-02-12 Roger Sayle <roger@eyesopen.com>
27078 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27079 (bswapdi2): New define_expand to implement 32-bit implementation.
27081 2007-02-12 Nick Clifton <nickc@redhat.com>
27083 * doc/invoke.texi (Overall Options): Document --help=.
27084 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27085 (cc1_options): Pass --help= on to cc1.
27086 (display_help): Add description of --help=.
27087 (process_command): Add code to handle --help=. Allow translated
27088 --help and --target-help switches to be passed on to compiler
27090 (main): Remove unused if statement.
27091 * opts.c (columns): Remove.
27092 (LEFT_COLUMN): Define.
27093 (wrap_help): Add columns argument.
27094 (print_filtered_help): Change parameters to be an include bitmask,
27095 an exclude bitmask, an any bitmask and the column width. Move the
27096 code to display the params list here. Add code to display the
27097 status of options rather than their descriptions if the quiet flag
27099 (print_specific_help): Change parameters to be an include bitmask,
27100 an exclude bitmask and an any bitmask. Move code to look up the
27101 column width here. Decide upon the title for an options listing.
27102 (common_handle_options): Add code to handle --help=. Adapt code
27103 for --help and --target-help to use the revised form of the
27104 print_specific_help function.
27105 (print_help): Delete.
27106 (print_param_help): Delete.
27107 (print_switch): Delete.
27108 * opts.h (cl_lang_count): Add prototype.
27109 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27110 CL_MAX_OPTION_CLASS): New defines.
27111 * optc-gen.awk: Add construction of cl_lang_count.
27112 * c.opt: Add Warning attribute to warning options and Optimization
27113 attribute to optimization options.
27114 * common.opt: Likewise.
27116 Add -fhelp and -ftarget-help as aliases for the transformed --help
27117 and --target-help options.
27118 * opt-functions.awk: Add code to handle Warning and Optimization
27121 2007-02-12 Richard Henderson <rth@redhat.com>
27123 * config/alpha/constraints.md: New file.
27124 * config/alpha/alpha.c: Include tm-constrs.h.
27125 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27126 alpha_extra_constraint): Remove.
27127 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27128 * config/alpha/alpha-protos.h: Update.
27129 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27130 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27131 (EXTRA_CONSTRAINT): Remove.
27132 * config/alpha/alpha.md: Include constraints.md.
27133 (adddi splitter): Use satisfies_constraint_*.
27134 * config/alpha/predicates.md (add_operand): Likewise.
27135 (sext_add_operand, addition_operation): Likewise.
27137 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27139 PR tree-optimization/29145
27140 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27141 in our handling of restrict qualified pointers.
27143 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27146 * doc/invoke.texi (Wunused-value): Update description.
27147 (Wextra): Delete item.
27148 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27149 value of Wunused-value.
27150 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27151 (c_finish_stmt_expr): Don't check extra_warnings.
27152 (emit_side_effect_warnings): The caller is responsible to check
27155 2007-02-11 Roger Sayle <roger@eyesopen.com>
27156 Matt Thomas <matt@3am-software.com>
27158 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27160 2007-02-11 Roger Sayle <roger@eyesopen.com>
27162 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27163 comparisons of POPCOUNT against zero.
27164 (simplify_const_relational_operation): Likewise.
27166 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27168 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27170 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27172 * dwarf2out.c (root_type): Delete unused function.
27174 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27176 * genattrtab.c (contained_in_p): Delete unused function.
27177 (write_expr_attr_cache): Likewise.
27179 2007-02-11 Jan Hubicka <jh@suse.cz>
27181 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27184 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27186 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27187 to add the REG_EQ* note.
27188 * see.c (see_merge_one_use_extension): Likewise.
27189 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27190 turn REG_EQUAL notes into REG_EQUIV notes if the target
27191 register may have more than one set.
27192 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27193 * gcse.c (try_replace_reg): Likewise.
27194 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27195 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27196 more than one REG_EQUIV note.
27197 * reload1.c (gen_reload): Use set_unique_reg_note.
27199 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27201 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27202 (ix86_builtin_conversion): New function.
27204 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27207 * tree.h (DECL_REPLACEABLE_P): New macro.
27208 * except.c (set_nothrow_function_flags): Likewise.
27210 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27211 Ira Rosen <irar@il.ibm.com>
27212 Dorit Nuzman <dorit@il.ibm.com>
27214 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27215 * targhooks.c (default_builtin_vectorized_conversion): New.
27216 * targhooks.h (default_builtin_vectorized_function): New declaration.
27217 * target.h (struct vectorize): Add builtin_conversion field.
27218 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27219 stmt_vec_info_type value.
27220 (vectorizable_conversion): New declaration.
27221 * tree-vect-analyze.c (vect_analyze_operations): Add
27222 vectorizable_conversion call.
27223 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27224 * tree-vect-transform.c (vectorizable_conversion): New function.
27225 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27226 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27228 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27229 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27230 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27231 or ALTIVEC_BUILTIN_VCFSX.
27233 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27236 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27237 CONST_DOUBLE and operand 0 is a hard register.
27238 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27239 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27240 is a hard floating-point register.
27242 2007-02-10 Richard Henderson <rth@redhat.com>
27243 Jakub Jelinek <jakub@redhat.com>
27244 Alexandre Oliva <aoliva@redhat.com>
27246 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27247 * builtin-types.def (BT_WORD): Make unsigned.
27248 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27249 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27250 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27251 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27252 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27253 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27255 * expr.c (emutls_var_address): New.
27256 (expand_expr_real_1): Expand emulated tls.
27257 (expand_expr_addr_expr_1): Likewise.
27258 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27259 * output.h (emutls_finish): Declare.
27260 * toplev.c (compile_file): Call it.
27261 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27262 address before wrapping in CONST.
27263 * varasm.c (emutls_htab, emutls_object_type): New.
27264 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27265 (get_emutls_object_name, get_emutls_object_type): New.
27266 (get_emutls_init_templ_addr, emutls_decl): New.
27267 (emutls_common_1, emutls_finish): New.
27268 (assemble_variable): When emulating tls, swap decls; generate
27269 constructor for the emutls objects.
27270 (do_assemble_alias): When emulating tls, swap decl and target name.
27271 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27273 * varpool.c (decide_is_variable_needed): Look at force_output.
27274 Recurse for emulated tls.
27275 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27276 with decide_is_variable_needed.
27277 * emutls.c: New file.
27278 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27279 tls_object for real tls.
27281 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27283 PR rtl-optimization/29599
27284 * reload1.c (eliminate_regs_in_insn): Take the destination
27285 mode into account when computing the offset.
27287 2007-02-09 Stuart Hastings <stuart@apple.com>
27288 Richard Henderson <rth@redhat.com>
27290 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27291 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27292 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27293 fixuns_truncdfhi2): New.
27294 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27295 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27296 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27297 (floatunssidf2): Allow nonimmediate source.
27298 * config/i386/sse.md (movdi_to_sse): New.
27299 (vec_concatv2di): Drop '*'.
27300 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27301 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27302 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27304 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27305 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27306 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27307 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27308 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27309 ix86_build_const_vector.
27310 (x86_emit_floatuns): Rewrite.
27312 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27314 * genautomata.c (longest_path_length): Delete unused function.
27315 (struct state): Delete unused longest_path_length.
27316 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27317 (get_free_state): Delete unused.
27319 2007-02-09 Jan Hubicka <jh@suse.cz>
27321 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27322 * doc/invoke.texi (inline-unit-growth): Update default value.
27324 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27325 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27326 (rebuild_cgraph_edges): Likewise.
27327 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27328 (dump_cgraph_node): Dump frequencies.
27329 (cgraph_clone_edge): Add frequency scales.
27330 (cgraph_clone_node): Add freuqnecy.
27331 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27332 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27333 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27334 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27335 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27336 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27337 (save_inline_function_body): Likewise.
27338 * ipa-inline.c: inluce rtl.h
27339 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27340 (cgraph_edge_badness): Use frequencies.
27341 (cgraph_decide_recursive_inlining): Update clonning.
27342 (cgraph_decide_inlining_of_small_function): Dump frequency.
27343 * predict.c (estimate_bb_frequencies): Export.
27344 * predict.h (estimate_bb_frequencies): Declare.
27345 * tree-inline.c (copy_bb): Watch overflows.
27346 (expand_call_inline): Update call of cgraph_create_edge.
27347 (optimize_inline_calls): Use TODO flags to update frequnecies.
27348 * passes.h: Include predict.h
27349 (init_optimization_passes): Move profile ahead.
27350 (execute_function_todo): Handle TODO_rebuild_frequencies.
27352 2007-02-09 Roger Sayle <roger@eyesopen.com>
27354 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27355 the insbl or inswl pattern into a register.
27357 2007-02-09 Roger Sayle <roger@eyesopen.com>
27359 * config/ia64/ia64.md (bswapdi2): New define_insn.
27361 2007-02-09 Richard Henderson <rth@redhat.com>
27363 * config/i386/constraints.md (Ym): New constraint.
27364 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27365 (movdi_1_rex64): Split sse and xmm general register moves from
27366 memory move alternatives. Use conditional register constraints.
27367 (movsf_1, movdf_integer): Likewise.
27368 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27369 (movdf_integer_rex64): New.
27370 (pushsf_rex64): Fix output constraints.
27371 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27372 (sse2_stored): Likewise.
27373 (sse2_storeq_rex64): New.
27374 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27375 amd and not generic.
27376 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27377 for optimize_size. Remove SF/DFmode hack.
27379 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27381 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27384 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27385 Richard Sandiford <richard@codesourcery.com>
27387 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
27388 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
27389 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
27390 m68k/t-mlib to tmake_file.
27391 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27392 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27393 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27394 Allow it to be cf or m68k. Set m68k_arch_family. If that
27395 variable is not empty, add t-$m68k_arch_family to tmake_file.
27396 Add t-mlibs to tmake_file.
27397 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27398 * config/m68k/t-cf: New file.
27399 * config/m68k/t-m68k: Likewise.
27400 * config/m68k/t-mlibs: Likewise.
27401 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27402 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27403 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27404 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27405 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27407 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27408 (INSTALL_LIBGCC): Delete.
27409 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27410 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27411 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27412 (M68K_MLIB_CPU): Define.
27413 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27414 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27415 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27417 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27418 Richard Guenther <rguenther@suse.de>
27420 PR middle-end/23361
27421 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27422 against INT_MIN/INT_MAX.
27423 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27424 file if a loop is removed.
27426 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27428 * calls.c (store_one_arg): Pass correct alignment to
27429 emit_push_insn for non-BLKmode values.
27430 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27431 unaligned stack slot via a suitably aligned slot.
27433 2007-02-08 DJ Delorie <dj@redhat.com>
27435 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27437 (legal_subregs): Use unsigned char, make const.
27438 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27440 2007-02-08 Paul Brook <paul@codesourcery.com>
27442 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27443 special interworking needed.
27445 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27447 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27448 conditional to __SSE2__.
27449 (Entries below should have been added to first ChangeLog
27450 entry for amdfam10 dated 2007-02-05)
27451 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27453 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27455 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27458 2007-02-08 DJ Delorie <dj@redhat.com>
27460 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27461 * config/m32c/m32c.c (legal_subregs): New.
27462 (m32c_illegal_subreg_p): New.
27463 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27464 unsupported subregs of hard regs.
27466 2007-02-08 Jan Hubicka <jh@suse.cz>
27468 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27469 the same one; always update histograms.
27471 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27473 * passes.c (init_optimization_passes): Tidy comment.
27475 2007-02-08 Roger Sayle <roger@eyesopen.com>
27477 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27478 strip zero_extend, bswap and rotates from POCOUNT's argument.
27479 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27480 zero_extend and rotates from PARITY's argument.
27481 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27482 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27483 of an integer constant at compile-time.
27485 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27488 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27490 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27493 * tree-ssa-live.c (remove_unused_locals): Do not remove
27494 TREE_ADDRESSABLE variables.
27495 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27496 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27497 FOR_CLOBBER. Update all users.
27498 If VAR has an associated alias set, add a virtual operand for
27499 it if no alias is found to conflict with the memory reference.
27501 2007-02-07 Jan Hubicka <jh@suse.cz>
27502 Robert Kidd <rkidd@crhc.uiuc.edu>
27504 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27506 2007-02-07 Ian Lance Taylor <iant@google.com>
27508 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27510 2007-02-07 Roger Sayle <roger@eyesopen.com>
27512 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27513 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27514 tablejumpdi, movsi_to_cr_one): Remove constraints from
27515 define_expand's match_operands.
27517 2007-02-07 Roger Sayle <roger@eyesopen.com>
27519 * global.c (compute_regsets): Move declatation of "i" inside of
27520 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27522 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27525 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27526 of INDIRECT_REF <RESULT_DECL>.
27528 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27530 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27531 Kaz Kojima <kkojima@gcc.gnu.org>
27534 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27536 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27538 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27540 * doc/loop.texi: Document possibility not to perform disambiguation
27541 of loops with multiple latches.
27542 * cfgloopmanip.c (alp_enum_p): Removed.
27543 (add_loop): Handle subloops. Use get_loop_body_with_size.
27544 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27545 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27546 the new forwarder block.
27547 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27548 Handle the case latch is NULL.
27549 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27550 modifications when marking loop exits.
27551 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27553 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27554 disambiguate_loops_with_multiple_latches.
27555 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27556 before fix_loop_structure.
27557 * cfgloop.c: Include pointer-set.h and output.h.
27558 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27559 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27560 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27561 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27562 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27563 disambiguate_multiple_latches, get_loop_body_with_size,
27564 disambiguate_loops_with_multiple_latches): New functions.
27565 (flow_loop_dump): Dump multiple latch edges.
27566 (flow_loop_nodes_find): Handle loops with multiple latches.
27567 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27568 (glb_enum_p): Modified.
27569 (get_loop_body): Use get_loop_body_with_size.
27570 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27571 (AVOID_CFG_MODIFICATIONS): New constant.
27572 (disambiguate_loops_with_multiple_latches, add_loop,
27573 get_loop_body_with_size): Declare.
27574 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27576 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27578 PR inline-asm/28686
27579 * global.c (compute_regsets): New function.
27580 (global_alloc): Refactored ELIMINABLE_REGSET
27581 and NO_GLOBAL_ALLOC_REGS computation out.
27582 (rest_of_handle_global_alloc): Call compute_regsets()
27583 for non-optimizing case.
27585 2007-02-06 Richard Henderson <rth@redhat.com>
27587 * config/i386/constraints.md (Y2): Rename from Y.
27588 (Yi): New constraint.
27589 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27590 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27591 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27592 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27593 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27594 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27595 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27596 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27597 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27598 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27599 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27600 vec_extractv2si_1): Change Y constraints to Y2.
27601 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27602 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27603 Change Y constraints to Y2.
27604 (sse2_loadld): Change Y constraints to x.
27606 2007-02-06 Roger Sayle <roger@eyesopen.com>
27608 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27609 (parity<mode>2): New define_expand using rs6000_emit_parity.
27610 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27611 rs6000_emit_parity): New functions.
27612 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27613 rs6000_emit_parity): Prototype here.
27615 2007-02-06 Ian Lance Taylor <iant@google.com>
27617 * lower-subreg.c (simple_move_operand): Reject CONST.
27618 (resolve_clobber): Call validate_change rather than directly
27619 assigning to XEXP (pat, 0).
27621 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27623 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27624 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27625 (tree-cfg.o): Remove hashtab.h dependency.
27627 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27628 (struct ivopts_data): Change niters to pointer_map_t.
27629 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27630 (niter_for_exit): Create pointer_map on demand. Change for
27632 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27633 (free_loop_data): Destroy data->niters if created and reset field.
27634 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27635 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27637 * tree-ssa-reassoc.c: Include pointer-set.h.
27638 (bb_rank): Change to long *.
27639 (operand_rank): Change to pointer_map_t.
27640 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27641 (insert_operand_rank): Accept long.
27642 (operand_entry_hash, operand_entry_eq): Remove.
27643 (get_rank): Return long. Adjust for changes above.
27644 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27646 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27648 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27649 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27650 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27652 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27653 directly since it cannot be NULL.
27654 (get_vi_for_tree): Rewrite for pointer_map API.
27655 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27656 (init_alias_vars): Create vi_for_tree as pointer_map.
27657 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27659 * tree-cfg.c: Don't include hashtab.h.
27660 (edge_to_cases): Declare as pointer_map.
27661 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27663 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27664 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27665 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27667 (record_switch_edge): Delete.
27668 (get_cases_for_edge): Adjust for pointer_map API, inline
27669 record_switch_edge (rewritten for new API), remove goto.
27671 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27673 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27674 * tree-nested.c: Include pointer-set.h.
27675 (var_map_elt, var_map_eq, var_map_hash): Delete.
27676 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27677 to pointer_map_t's.
27678 (nesting_info_bitmap_obstack): New.
27679 (lookup_field_for_decl): Adjust for pointer_map API.
27680 (lookup_tramp_for_decl): Adjust for pointer_map API.
27681 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27682 (get_local_debug_decl): Adjust for pointer_map API.
27683 (convert_nl_goto_reference): Adjust for pointer_map API.
27684 (convert_nl_goto_receiver): Adjust for pointer_map API.
27685 (create_nesting_tree): Create outside GGC space. Create bitmap on
27686 the new obstack. Create field_map and var_map as pointer_maps.
27687 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27689 (lower_nested_functions): Move root here, no need to NULL it.
27690 Initialize and release the obstack.
27692 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27694 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27695 Remove prototypes and make them non-static.
27696 (struct tree_int_map): Remove.
27697 * tree.h (struct tree_int_map): Move here, turning TO into an
27699 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27701 * tree.h (TREE_COMPLEXITY): Remove.
27702 (struct tree_exp): Remove complexity field.
27703 * tree.c (build1_stat): Don't set it.
27705 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27706 Victor Kaplansky <victork@il.ibm.com>
27708 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27709 (vect_is_simple_reduction): Support reduction with induction as
27710 one of the operands.
27711 (vect_is_simple_iv_evolution): Fix formatting.
27712 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27713 formatting. Don't mark induction phis for vectorization.
27714 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27715 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27716 (vect_get_vec_def_for_operand): Support induction.
27717 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27719 (vectorizable_reduction): Support reduction with induction as one of
27721 (vectorizable_type_demotion): Use def-type of stmt argument rather
27722 than dummy def-type.
27724 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27725 flag_tree_scev_cprop.
27726 * common.opt (tree-scev-cprop): New flag.
27728 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27729 call to vect_get_new_vect_var.
27731 2007-02-06 Ira Rosen <irar@il.ibm.com>
27733 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27734 vectype is not NULL.
27735 (vect_pattern_recog_1): Likewise.
27737 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27739 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27740 (fold_negate_expr): Likewise.
27742 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27745 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27746 even if cv-qualification is the same.
27748 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27750 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27751 __enable_execute_stack on completion.
27753 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27755 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27756 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27757 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27758 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27759 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27760 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27761 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27762 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27764 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27766 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27767 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27768 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27769 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27770 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27771 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27772 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27773 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27774 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27775 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27776 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27777 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27778 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27779 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27780 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27781 sqrtextenddfxf2_i387): Added amdfam10_decode.
27783 * config/i386/athlon.md (athlon_idirect_amdfam10,
27784 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27785 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27786 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27787 athlon_ivector_store_amdfam10): New define_insn_reservation.
27788 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27791 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27793 * config/i386/athlon.md (athlon_call_amdfam10,
27794 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27795 define_insn_reservation.
27796 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27797 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27798 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27800 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27802 * config/i386/athlon.md (athlon_sseld_amdfam10,
27803 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27804 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27806 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27808 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27809 define_insn_reservation.
27810 * config/i386/i386.md (sseins): Added sseins to define_attr type
27811 and define_attr unit.
27812 * config/i386/sse.md: Set type attribute to sseins for insertq
27815 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27817 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27818 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27819 ssecomi_load_amdfam10, ssecomi_amdfam10,
27820 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27821 define_insn_reservation.
27822 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27824 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27826 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27827 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27828 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27829 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27830 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27831 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27832 define_insn_reservation.
27834 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27835 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27836 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27837 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27838 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27840 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27842 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27843 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27844 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27845 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27846 athlon_ssemul_load_k8): Added amdfam10.
27848 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27850 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27851 (x86_sse_unaligned_move_optimal): New variable.
27853 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27855 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27856 for unaligned vector SSE double/single precision loads for AMDFAM10.
27858 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27860 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27861 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27862 Define TARGET_CPU_DEFAULT_amdfam10.
27863 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27864 (processor_type): Add PROCESSOR_AMDFAM10.
27866 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27867 processor_type in config/i386/i386.h.
27868 Enable imul peepholes for TARGET_AMDFAM10.
27870 * config.gcc: Add support for --with-cpu option for amdfam10.
27872 * config/i386/i386.c (amdfam10_cost): New variable.
27873 (m_AMDFAM10): New macro.
27874 (m_ATHLON_K8_AMDFAM10): New macro.
27875 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27876 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27877 x86_promote_QImode, x86_integer_DFmode_moves,
27878 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27879 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27880 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27881 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27882 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27883 Enable/disable for amdfam10.
27884 (override_options): Add amdfam10_cost to processor_target_table.
27885 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27886 processor_alias_table.
27887 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27888 (ix86_adjust_cost): Add code for amdfam10.
27890 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27892 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27893 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27894 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27895 * config/i386/i386.h: Add builtin definition for SSE4A.
27896 * config/i386/i386.md: Add support for ABM instructions
27897 (popcnt and lzcnt).
27898 * config/i386/sse.md: Add support for SSE4A instructions
27899 (movntss, movntsd, extrq, insertq).
27900 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27901 Add -march=amdfam10 flag.
27902 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27903 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27905 * doc/extend.texi: Add documentation for SSE4A builtins.
27907 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27909 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27911 2007-02-05 Richard Guenther <rguenther@suse.de>
27913 * tree-vectorizer.h (vectorizable_function): Add argument type
27914 argument, change return type.
27915 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27916 * tree-vect-transform.c (vectorizable_function): Handle extra
27917 argument, return vectorized function decl.
27918 (build_vectorized_function_call): Remove.
27919 (vectorizable_call): Handle calls with result and argument types
27920 differing. Handle loop vectorization factor correctly.
27921 * targhooks.c (default_builtin_vectorized_function): Adjust for
27923 * targhooks.h (default_builtin_vectorized_function): Likewise.
27924 * target.h (builtin_vectorized_function): Add argument type
27926 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27927 extra argument, allow vectorizing of lrintf.
27928 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27929 documentation of target hook.
27931 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27934 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27935 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27936 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27938 2007-02-05 Roger Sayle <roger@eyesopen.com>
27940 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27941 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27942 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27943 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27944 before canonicalizing sincos to cexpi.
27945 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27947 2007-02-05 Roger Sayle <roger@eyesopen.com>
27949 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27950 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27951 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27953 2007-02-05 Roger Sayle <roger@eyesopen.com>
27955 * mips-tfile.c (initialize_init_file): Correct endianness test.
27957 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27959 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27960 the 'y' constraint.
27962 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27964 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27965 saves in a PARALLEL before the register assignments.
27967 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27969 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27970 DWARF_FRAME_RETURN_COLUMN to be a general register.
27971 * dwarf2out.c (init_return_column_size): New function, split from...
27972 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27973 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27974 to be nongeneral registers.
27975 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27977 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27978 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27980 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27982 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27984 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27986 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27987 (remove_path): Use can_remove_branch_p and remove_branch instead
27988 of loop_delete_branch_edge.
27989 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27990 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27991 Update profile using scale_dominated_blocks_in_loop.
27992 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27993 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27994 (can_remove_branch_p, remove_branch): Declare.
27995 * tree-cfg.c (tree_can_remove_branch_p): New function.
27996 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27997 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27998 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28000 2007-02-05 Jan Hubicka <jh@suse.cz>
28002 PR middle-end/30696
28003 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28004 nodes in cgraph, don't remove offline copy of the function.
28006 2007-02-04 Jan Hubicka <jh@suse.cz>
28008 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28009 vectors might cause maybe_lookup_element_for_expr to be called
28010 on non-sra-candidate.
28012 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28014 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28015 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28016 spelling conventions.
28018 2007-02-04 Richard Guenther <rguenther@suse.de>
28020 PR middle-end/30636
28021 * fold-const.c (try_move_mult_to_index): Make sure to not
28022 overflow one dimension of a multi-dimensional array access.
28024 2007-02-04 Jan Hubicka <jh@suse.cz>
28026 * passes.c (init_optimization_passes): Reindent.
28028 2007-02-04 Jan Hubicka <jh@suse.cz>
28029 Eric Botcazou <ebotcazou@adacore.com>
28031 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28032 (execute_fixup_cfg): Break out the abnormal goto code.
28033 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28034 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28035 (optimize_inline_calls): Call make_nonlocal_label_edges.
28037 2007-02-04 Jan Hubicka <jh@suse.cz>
28039 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28040 true when something was changed.
28041 (rename_ssa_copies): When something was changed, do
28042 TODO_remove_unused_locals.
28043 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28044 add TODO_remove_unused_locals when instruction was removed.
28046 2007-02-04 Jan Hubicka <jh@suse.cz>
28048 * ipa-inline.c (try_inline): Improve debug output; work on already
28050 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28051 call try_inline for already inlined edges too when flattening;
28052 inline also functions that make callee growth but overall unit size
28055 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28057 * config/m32c/bitops.md, config/m32c/jump.md,
28058 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28059 config/m32r/m32r.h, config/m32r/m32r.md,
28060 config/m32r/predicates.md, config/m68hc11/larith.asm,
28061 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28062 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28063 config/mips/mips-protos.h, config/mips/mips.c,
28064 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28065 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28066 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28067 spelling conventions.
28069 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28070 Follow spelling conventions.
28072 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28074 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28075 warn about C++0x compatibility.
28077 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28079 * config/h8300/h8300.c, config/h8300/h8300.h,
28080 config/h8300/h8300.md: Follow spelling conventions.
28082 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28084 PR middle-end/30667
28085 * combine.c (try_combine): Do not substitute source operand
28086 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28088 2007-02-03 Jan Hubicka <jh@suse.cz>
28090 PR gcov-profile/30650
28091 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28092 do not divide by zero for never executed counters.
28093 (tree_find_values_to_profile): Fix counters.
28094 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28096 2007-02-03 Ian Lance Taylor <iant@google.com>
28098 * lower-subreg.c (simple_move_operand): New static function,
28099 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28101 (simple_move): Call simple_move_operand.
28102 (find_decomposable_subregs): Add special handling of MEMs.
28103 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28104 meaning of return value. If we see a hard register, test whether
28105 it can store a word_mode value. Change all callers.
28107 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28109 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28110 ftrapv insns and expanders.
28111 (subdi3): Change define_expand operand 1 to arith11_operand, and
28112 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28113 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28114 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28117 PR middle-end/30174
28118 * varasm.c (notice_global_symbol): Treat global objects as weak when
28119 flag_shlib is true.
28121 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28123 * emit-rtl.c (dconstpi): Delete.
28124 (dconstsqrt2): New.
28125 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28126 * real.h (dconstpi): Delete.
28127 (dconstsqrt2): New.
28128 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28129 (fold_builtin_hypot): Likewise.
28131 2007-02-03 Tom Tromey <tromey@redhat.com>
28134 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28135 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28137 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28139 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28140 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28141 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28142 config/rs6000/cell.md, config/rs6000/darwin.h,
28143 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28144 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28145 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28146 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28147 typos. Follow spelling conventions.
28148 * doc/invoke.texi: Follow spelling conventions.
28150 2007-02-03 Roger Sayle <roger@eyesopen.com>
28152 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28153 canonicalization transformations that attempt to simplify integer
28154 constant comparisons to become comparisons against zero.
28156 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28158 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28160 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28161 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28163 2007-02-02 Mike Stump <mrs@apple.com>
28165 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28166 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28167 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28168 generate a branch island.
28170 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28172 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28173 (xtensa_legitimate_address_p): New.
28174 (xtensa_legitimize_address): New.
28175 (xtensa_output_addr_const_extra): New.
28176 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28178 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28179 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28180 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28181 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28182 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28183 (xtensa_legitimize_address): New.
28184 (xtensa_output_addr_const_extra): New.
28186 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28188 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28190 2007-02-02 Ian Lance Taylor <iant@google.com>
28192 * expmed.c (expand_divmod): Add comment.
28194 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28196 * emit-rtl.c (renumber_insns): Remove.
28197 * flags.h: Remove the extern for flag_renumber_insns.
28198 * rtl.h: Remove the prototype for renumber_insns.
28199 * toplev.c (flag_renumber_insns): Remove.
28201 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28203 Revert for x86 darwin:
28204 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28206 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28207 code before the following patch under TARGET_MACHO.
28208 (ix86_function_value_regno_p): Likewise.
28210 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28212 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28215 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28218 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28219 loads to general or fp registers. Add comments.
28220 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28222 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28224 * pointer-set.c (insert_aux): Only return insertion slot.
28225 (pointer_set_insert): Adjust.
28226 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28227 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28228 pointer_map_traverse): New.
28229 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28230 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28231 pointer_map_contains, pointer_map_traverse): Declare.
28233 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28235 PR middle-end/30473
28236 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28237 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28239 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28241 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28243 (struct _dep): New type.
28244 (dep_t): New typedef.
28245 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28246 (DEP_STATUS): New access macro. The macro with the same name was
28247 renamed to DEP_LINK_STATUS.
28248 (dep_init): Declare function
28250 (struct _dep_link): New type.
28251 (dep_link_t): New typedef.
28252 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28253 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28254 (DEP_LINK_STATUS): New macro.
28255 (debug_dep_links): New debug function.
28257 (struct _deps_list): New type.
28258 (deps_list_t): New typedef.
28259 (DEPS_LIST_FIRST): New access macro.
28260 (FOR_EACH_DEP_LINK): New cycle macro.
28261 (create_deps_list, free_deps_list, delete_deps_list): Declare
28263 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28264 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28265 (copy_deps_list_change_con): Ditto.
28267 (move_dep_link): Declare function.
28269 (struct _dep_node): New type.
28270 (dep_node_t): New typedef.
28271 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28273 (struct haifa_insn_data.back_deps): New field to hold backward
28274 dependencies of the insn.
28275 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28277 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28278 Change its type to deps_list_t.
28279 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28280 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28281 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28283 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28285 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28287 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28289 (dep_cost): Declare.
28291 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28292 (ds_to_dk, dk_to_ds): New functions.
28294 (init_dep_1): New static function.
28295 (init_dep): New function.
28296 (copy_dep): New static function.
28298 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28300 (detach_dep_link): New static function.
28301 (move_dep_link): New function.
28303 (dep_links_consistent_p, dump_dep_links): New static functions.
28304 (debug_dep_links): New debugging function.
28306 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28308 (alloc_deps_list, init_deps_list): New static functions.
28309 (create_deps_list): New function.
28310 (clear_deps_list): New static function.
28311 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28312 (deps_list_consistent_p, dump_deps_list): New static functions.
28313 (debug_deps_list): New function.
28314 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28316 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28318 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28319 use new scheduler dependencies lists.
28320 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28321 (sched_analyze): Ditto. Initialize dependencies lists.
28322 (add_forw_dep, compute_forward_dependences): Update to use new
28323 scheduler dependencies lists.
28325 (init_dependency_caches): Init deps_obstack.
28326 (free_dependency_caches): Free deps_obstack.
28328 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28329 new scheduler dependencies lists.
28330 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28331 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28333 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28334 Update to use new scheduler dependencies lists.
28335 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28336 (debug_dependencies): Ditto.
28337 (schedule_region): Update comments.
28339 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28340 scheduler dependencies lists.
28341 (schedule_ebb): Update comments.
28343 * rtl.def (DEPS_LIST): Remove.
28345 * lists.c (unused_deps_list): Remove.
28346 (free_list): Update assertions.
28348 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28349 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28351 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28352 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28354 * haifa-sched.c (comments): Update.
28355 (insn_cost1): Remove. Inline the code into insn_cost ().
28356 (insn_cost): Update to use new scheduler dependencies lists. Move
28357 processing of the dependency cost to dep_cost ().
28358 (dep_cost): New function. Use it instead of insn_cost () when
28359 evaluating cost of the dependency. Use compatible interface to
28360 interact with the target.
28361 (priority): Update to use new scheduler dependencies lists.
28362 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28363 with greater number of insns that depend on the insn.
28364 (schedule_insn): Update to use new scheduler dependencies lists. Add
28365 code to free backward dependencies lists. Inline and optimize code
28366 from resolve_dep () - see PR28071.
28367 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28368 lists. Update call to targetm.sched.is_costly_dependence hook.
28370 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28371 scheduler dependencies lists.
28373 (resolve_dep): Remove. Move the logic to schedule_insn ().
28374 (init_h_i_d): Initialize dependencies lists.
28376 (process_insn_depend_be_in_spec): Rename to
28377 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28378 dependencies lists.
28379 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28380 Update to use new scheduler dependencies lists.
28381 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28383 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28384 new scheduler dependencies lists.
28385 (build_intra_loop_deps): Ditto.
28387 * target.h (struct _dep): Declare to use in
28388 gcc_target.sched.is_costly_dependence.
28389 (struct gcc_target.sched.adjust_cost): Fix typo.
28390 (struct gcc_target.sched.is_costly_dependence): Change signature to
28391 use single dep_t parameter instead of an equivalent triad.
28392 (struct gcc_target.sched.adjust_cost_2): Remove.
28394 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28396 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28398 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28400 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28402 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28403 (REG_DEP_TRUE): Document.
28405 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28406 Change signature to correspond to the targetm.sched.adjust_cost hook.
28407 Update use in TARGET_SCHED_ADJUST_COST_2.
28408 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28409 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28410 new scheduler dependencies lists.
28411 (ia64_gen_check): Ditto.
28413 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28414 scheduler dependencies lists.
28416 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28417 signature to correspond to the targetm.sched.is_costly_dependence hook.
28418 (is_costly_group): Update to use new scheduler dependencies lists.
28420 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28421 instead of INSN_COST () macro.
28423 2007-02-01 Ian Lance Taylor <iant@google.com>
28425 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28427 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28429 * pa.md (tp_load): Correct mfctl instruction syntax.
28431 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28433 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28434 altivec_padding_size calculation on AIX. Improve comment, add
28435 assert to verify that it's right.
28437 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28440 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28442 PR inline-asm/28686
28443 * global.c (global_alloc): Add mising initialization of
28446 2007-02-01 Roger Sayle <roger@eyesopen.com>
28448 * alias.c (init_alias_analysis): Correct whitespace.
28449 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28450 partition_hot_cold_basic_blocks): Likewise.
28451 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28452 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28453 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28454 fold_builtin_snprintf_chk, fold_builtin_printf,
28455 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28456 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28457 * cfgcleanup.c (cleanup_cfg): Likewise.
28458 * cfgexpand.c (tree_expand_cfg): Likewise.
28459 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28460 * function.c (get_next_funcdef_no): Likewise.
28461 * gengtype.c (main): Likewise.
28462 * genmodes.c (main): Likewise.
28463 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28464 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28465 * ifcvt.c (noce_emit_move_insn): Likewise.
28466 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28468 * stor-layout.c (get_best_mode): Likewise.
28469 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28470 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28471 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28472 perform_var_substitution, solve_graph): Likewise.
28473 * tree-vrp.c (vrp_finalize): Likewise.
28475 2007-02-01 Ian Lance Taylor <iant@google.com>
28477 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28478 high part of a paradoxical subreg, return a constant zero.
28480 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28482 * toplev.c (lang_dependent_init): Call init_set_costs.
28483 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28485 2007-02-01 Richard Guenther <rguenther@suse.de>
28487 PR middle-end/30656
28488 * fold-const.c (fold_negate_expr): Allow negating a
28489 constant if overflow does not change.
28491 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28493 * doc/c-tree.texi (Expression trees): Improve markup.
28494 * doc/tm.texi (Register Classes, Addressing Modes)
28495 (Floating Point): Fix spacing after abbreviations. Fix some
28498 2007-02-01 Ben Elliston <bje@au.ibm.com>
28500 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28501 * doc/contrib.texi: Likewise.
28502 * doc/install.texi: Likewise.
28504 2007-01-31 Richard Henderson <rth@redhat.com>
28505 Ian Lance Taylor <iant@google.com>
28507 * lower-subreg.c: New file.
28508 * rtl.def (CONCATN): Define.
28509 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28510 pass_lower_subreg2.
28511 * emit-rtl.c (update_reg_offset): New static function, broken out
28512 of gen_rtx_REG_offset.
28513 (gen_rtx_REG_offset): Call update_reg_offset.
28514 (gen_reg_rtx_offset): New function.
28515 * regclass.c: Revert patch of 2006-03-05, restoring
28517 (clear_reg_info_regno): New function.
28518 * dwarf2out.c (concatn_loc_descriptor): New static function.
28519 (loc_descriptor): Handle CONCATN.
28520 * common.opt (fsplit_wide_types): New option.
28521 * opts.c (decode_options): Set flag_split_wide_types when
28523 * timevar.def (TV_LOWER_SUBREG): Define.
28524 * rtl.h (gen_reg_rtx_offset): Declare.
28525 (reg_scan_update): Declare.
28526 * regs.h (clear_reg_info_regno): Declare.
28527 * tree-pass.h (pass_lower_subreg): Declare.
28528 (pass_lower_subreg2): Declare.
28529 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28530 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28531 -fsplit-wide-types.
28532 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28533 * Makefile.in (OBJS-common): Add lower-subreg.o.
28534 (lower-subreg.o): New target.
28536 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28538 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28540 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28543 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28545 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28547 PR middle-end/29335
28548 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28550 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28552 * cfgloop.h: Include vec-prim.h.
28553 (enum li_flags): Remove LI_ONLY_OLD.
28554 (loop_iterator): Changed.
28555 (fel_next, fel_init): Iterate over loop tree.
28556 (FOR_EACH_LOOP_BREAK): New macro.
28557 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28559 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28560 * modulo-sched.c (sms_schedule): Ditto.
28561 * tree-vectorizer.c (vectorize_loops): Ditto.
28562 * doc/loop.texi: Update information on loop numbering and behavior of
28563 FOR_EACH_LOOP wrto new loops.
28564 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28565 add_to_evolution_1): Test nestedness of loops instead of comparing
28567 * tree-chrec.c (chrec_fold_plus_poly_poly,
28568 chrec_fold_multiply_poly_poly, chrec_evaluate,
28569 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28570 reset_evolution_in_loop): Ditto.
28571 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28573 2007-01-31 Dirk Mueller <dmueller@suse.de>
28575 * c-common.c (warn_about_parentheses): Separate warning about
28576 un-parenthized sequence of comparison operators from the one
28577 which is supposed to warn about x <= y <= z.
28579 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28581 * optabs.h (enum optab_index): Add new OTI_isinf.
28582 (isinf_optab): Define corresponding macro.
28583 * optabs.c (init_optabs): Initialize isinf_optab.
28584 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28586 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28587 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28589 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28590 expand_builtin_interclass_mathfn.
28591 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28592 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28593 (fxam<mode>2_i387): New insn pattern.
28594 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28595 built-in functions as x87 inline asm.
28597 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28599 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28601 2007-01-30 Eric Christopher <echristo@apple.com>
28603 * config.gcc: Add geode.
28605 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28607 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28608 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28609 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28610 value-prof.c: Fix comment typos.
28612 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28615 * doc/invoke.texi (Wpointer-arith): Document warning.
28617 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28619 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28620 the list of discrepancies from the draft TR.
28622 2007-01-30 Dirk Mueller <dmueller@suse.de>
28625 * doc/invoke.texi (-Wreturn-type): Update description to
28626 match new behavior.
28628 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28630 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28632 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28634 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28635 to handle optabs that operate on floating point input argument and
28636 output to integer output.
28637 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28638 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28639 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28640 expand_builtin_interclass_mathfn ().
28641 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28642 (ilogbsi2): Remove.
28643 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28644 ilogbl built-in functions as x87 intrinsics.
28646 2007-01-30 Richard Guenther <rguenther@suse.de>
28648 PR middle-end/27657
28649 * dwarf2out.c (reference_to_unused): Query varpool if the
28650 variable was output.
28652 2007-01-30 Richard Guenther <rguenther@suse.de>
28654 PR middle-end/30313
28655 * passes.c (execute_one_pass): Reset in_gimple_form to not
28656 confuse non-unit-at-a-time mode.
28658 2007-01-29 Roger Sayle <roger@eyesopen.com>
28659 Richard Guenther <rguenther@suse.de>
28661 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28662 avoid undefined behaviour on overflow. Use force_fit_type_double
28663 to construct the constant with the specified TREE_OVERFLOW.
28665 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28667 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28668 * config/dfp-bit.h: Ditto.
28670 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28672 * c-decl.c (pop_scope): Replace warnings with call to
28673 warn_for_unused_label.
28674 * c-common.h (warn_for_unused_label): Declare.
28675 * c-common.c (warn_for_unused_label): Define.
28677 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28679 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28682 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28684 * Makefile.in (USER_H): Remove decfloat.h.
28685 * ginclude/decfloat.h: Delete, moving contents to ...
28686 * ginclude/float.h: Add support for decimal floating point,
28687 guarded by __STDC_WANT_DEC_FP__.
28689 2007-01-29 Mike Stump <mrs@apple.com>
28691 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28692 Analysis and Representation to resolve case insensitive conflict.
28693 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28695 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28697 * tree.h (struct tree_memory_tag): Add aliases member.
28698 (MTAG_ALIASES): New macro.
28699 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28700 (add_may_alias): Remove pointer-set. Update for may_aliases being
28702 (mark_aliases_call_clobbered): Update for may_aliases being a
28704 (compute_tag_properties): Ditto.
28705 (create_partition_for): Ditto.
28706 (compute_memory_partitions): Ditto.
28707 (dump_may_aliases_for): Ditto.
28708 (is_aliased_with): Ditto.
28709 (add_may_alias_for_new_tag): Ditto.
28710 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28711 (compute_is_aliased): New function.
28712 (compute_may_aliases): Call compute_is_aliased).
28713 (init_alias_info): Initialize alias_bitmap_obstack.
28714 (union_alias_set_into): New function.
28715 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28716 (have_common_aliases_p): Rewrite to take two bitmaps and use
28718 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28719 Update for bitmaps.
28720 (finalize_ref_all_pointers): Update for add_may_alias changes.
28721 (new_type_alias): Ditto.
28722 * tree-flow-inline.h (may_aliases): Return a bitmap.
28723 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28724 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28725 may_aliases being a bitmap.
28726 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28727 may_aliases now returns a bitmap.
28728 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28730 * tree-ssa-operands.c (add_virtual_operand): Update for
28731 may_aliases being a bitmap.
28733 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28735 PR tree-optimization/30630
28736 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28737 variable as changed.
28739 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28742 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28743 expanded only once even if an error occurs.
28745 2007-01-29 Ben Elliston <bje@au.ibm.com>
28747 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28748 (__gcov_average_profiler): Likewise.
28749 (__gcov_ior_profiler): Likewise.
28750 (__gcov_merge_ior): Likewise.
28752 2007-01-28 Jan Hubicka <jh@suse.cz>
28754 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28755 * value-prof.c (stringop_block_profile): Likewise.
28757 2007-01-28 Jan Hubicka <jh@suse.cz>
28759 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28760 Add variant handling histograms; add wrapper.
28761 (clear_storage_via_libcall): Export.
28762 (emit_block_move_hints): Break out from ...; add histograms.
28763 (emit_block_move): ... this one.
28764 (clear_storage_hints): Break out from ...; add histograms.
28765 (clear_storage): ... this one.
28766 (set_storage_via_memset): Handle histogram.
28767 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28768 (clear_storage_hints, clear_storage_via_libcall): Declare.
28769 (set_storage_via_setmem): Update prototype.
28770 * doc/md.texi (movmem, setmem): Document new arguments.
28772 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28773 Add new histograms.
28774 (stringop_block_profile): New global function.
28775 (tree_stringops_values_to_profile): Profile block size and alignment.
28776 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28778 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28779 (stringop_block_profile): Declare.
28780 * builtins.c: Include value-prof.h.
28781 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28782 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28783 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28784 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28785 * profile.c (instrument_values): Add new counters.
28786 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28788 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28789 (tree_init_edge_profiler): Build new profilers.
28790 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28791 (pass_tree_profile): Add dump.
28792 (tree_profile_hooks): Update.
28793 * Makefile.in (LIBGCOV): Add new constants.
28794 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28795 __gcov_ior_profiler): New.
28796 * i386.md (movmem/setmem expanders): Add new optional arguments.
28798 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28800 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28802 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28804 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28805 (tree_unswitch_single_loop): Pass eni_size_weights to
28806 tree_num_loop_insns.
28807 * tree-ssa-loop-manip.c: Include tree-inline.h.
28808 (can_unroll_loop_p): Pass eni_size_weights to
28809 tree_num_loop_insns.
28810 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28811 Pass eni_size_weights to estimate_num_insns.
28812 * tree.h (init_inline_once): Export.
28813 * toplev.c (backend_init): Call init_inline_once.
28814 * cgraphunit.c (cgraph_process_new_functions,
28815 cgraph_analyze_function): Pass eni_inlining_weights to
28816 estimate_num_insns.
28817 * ipa-inline.c (compute_inline_parameters): Ditto.
28818 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28819 to estimate_num_insns.
28820 (try_unroll_loop_completely): Pass eni_size_weights to
28821 tree_num_loop_insns.
28822 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28823 ot estimate_num_insns.
28824 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28825 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28826 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28827 eni_time_weights): New variables.
28828 (init_inline_once): Initialize them.
28829 (struct eni_data): Mew.
28830 (estimate_num_insns_1, estimate_num_insns): Use weights.
28831 * tree-inline.h (struct eni_weights_d): New.
28832 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28833 (estimate_num_insns): Declaration changed.
28834 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28835 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28836 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28838 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28840 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28841 relations in the conflict function is valid.
28843 2007-01-27 Ian Lance Taylor <iant@google.com>
28845 * common.opt: Add fstrict-overflow.
28846 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28847 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28848 (TYPE_OVERFLOW_UNDEFINED): Define.
28849 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28851 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28852 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28853 (fold_negate_expr): Likewise.
28854 (make_range): Likewise.
28855 (extract_muldiv_1): Likewise.
28856 (maybe_canonicalize_comparison): Likewise.
28857 (fold_comparison): Likewise.
28858 (fold_binary): Likewise.
28859 (tree_expr_nonnegative_p): Likewise.
28860 (tree_expr_nonzero_p): Likewise.
28861 * tree-vrp.c (compare_values): Likewise.
28862 (extract_range_from_binary_expr): Likewise.
28863 (extract_range_from_unary_expr): Likewise.
28864 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28866 (nowrap_type_p): Likewise.
28867 * tree-scalar-evolution.c (simple_iv): Likewise.
28868 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28869 (build_range_check): Likewise.
28870 (extract_muldiv_1): Likewise.
28871 (fold_comparison): Likewise.
28872 * tree-vrp.c (vrp_int_const_binop): Likewise.
28873 (extract_range_from_unary_expr): Likewise.
28874 * convert.c (convert_to_integer): Likewise.
28875 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28876 (fold_comparison): Likewise.
28877 (fold_binary): Likewise.
28878 * optabs.c (optab_for_tree_code): Likewise.
28879 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28880 * simplify-rtx.c (simplify_const_relational_operation): Check
28881 flag_strict_overflow and flag_trapv.
28882 (simplify_const_relational_operation): Likewise.
28883 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28884 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28887 2007-01-27 Roger Sayle <roger@eyesopen.com>
28889 * tree.c (tree_fold_gcd): Delete.
28890 * tree.h (tree_fold_gcd): Remove prototype.
28891 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28892 test whether one constant integer is a multiple of another. Instead
28893 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28894 * fold-const.c (multiple_of_p): We've determined both TOP and
28895 BOTTOM are integer constants so we can call int_const_binop directly
28896 instead of the more generic const_binop.
28898 2007-01-27 Roger Sayle <roger@eyesopen.com>
28900 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28901 1*X check that the constant hasn't overflowed, to preserve the
28903 (round_up): Provide an efficient implementation when rouding-up an
28904 INTEGER_CST to a power-of-two.
28906 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28908 * doc/sourcebuild.texi: Add comma for clarity.
28909 * doc/extend.texi: Fix some typos.
28910 * doc/passes.texi: Likewise.
28911 * doc/cppinternals.texi: Likewise.
28912 * doc/c-tree.texi: Likewise.
28913 * doc/tree-ssa.texi: Likewise.
28914 * doc/install.texi: Likewise.
28916 2007-01-27 Jan Hubicka <jh@suse.cz>
28918 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28919 (pass_sra): Do not require alias information.
28920 * passes.c (init_optimization_passes): Add SRA
28922 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28924 * tracer.c (rest_of_handle_tracer): We already cleaned
28925 up the CFG in tracer() so don't do it here again.
28926 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28927 cleanup_cfg here, either. And don't call renumber_insns.
28929 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28930 and BB_HEAD are in the insn stream here. Instead make sure
28931 that BB_INSN is valid on all insns. Also, do check here that
28932 there are no pending branch predictions...
28933 (rtl_verify_flow_info): ...instead of doing it here. Checks
28934 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28937 2007-01-26 Roger Sayle <roger@eyesopen.com>
28939 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28940 function to simplify/factorize operand order canonicalization.
28941 (ix86_fixup_binary_operands): Reorganize using the above function.
28942 (ix86_binary_operator_ok): Likewise.
28944 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28946 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28947 file scope from optimize_attrs.
28948 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28950 (optimize_attrs): Clear insn_code_values after freeing it.
28952 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28954 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28955 a parts.base assignment.
28957 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28959 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28960 (compute_subscript_distance, initialize_data_dependence_relation,
28961 finalize_ddr_dependent, analyze_ziv_subscript,
28962 analyze_siv_subscript_cst_affine,
28963 compute_overlap_steps_for_affine_univar,
28964 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28965 analyze_siv_subscript, analyze_miv_subscript,
28966 analyze_overlapping_iterations, subscript_dependence_tester_1,
28967 compute_self_dependence, free_dependence_relation): Work
28968 with affine_fn instead of chrecs.
28969 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28970 common_affine_function, affine_function_base,
28971 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28972 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28973 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28974 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28975 (all_chrecs_equal_p): Removed.
28976 * tree-data-ref.h (affine_fn, conflict_function): New types.
28977 (struct subscript): Change type of conflicting_iterations_in_a
28978 and conflicting_iterations_in_b.
28980 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28983 * config/pa/pa.h (TARGET_HPUX_11): New.
28984 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28985 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28987 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28988 Richard Guenther <rguenther@suse.de>
28990 * tree-ssa-structalias.c (solve_graph): Handle case
28991 we merged the variable to another.
28993 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28995 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28998 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28999 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29001 2007-01-25 DJ Delorie <dj@redhat.com>
29003 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29004 allow changes to modes which don't fit in those registers.
29006 * reload1.c (choose_reload_regs): Check for invalid subregs before
29007 computing their locations, not after.
29009 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29012 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29013 save Altivec registers in an eh_return function.
29014 (compute_vrsave_mask): Likewise.
29015 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29016 for saving Altivec registers.
29017 (rs6000_emit_prologue): Don't allocate stack twice in
29018 eh_return function. Correct expected value of altivec_save_offset
29019 when using save_world. Describe save of R0 to stack when using
29020 save_world. Describe stack pointer adjustment when using
29021 save_world. Remove duplicated eh_return parameter register saving.
29022 Update sp_offset variable after save_world.
29023 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29025 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29026 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29029 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29031 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29033 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29036 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29037 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29039 2007-01-25 Richard Guenther <rguenther@suse.de>
29041 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29042 * common.opt (-Wcoverage-mismatch): New warning option.
29043 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29044 if -Wcoverage-mismatch is given.
29046 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29048 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29049 (ipcp_driver): Change to static definition.
29050 Add dumping of the ifunctions.
29051 (constant_val_insert): Remove unused parameter. Support for SSA.
29052 (ipcp_propagate_const): Support for SSA.
29053 (ipcp_profile_bb_print): Print only analyzed nodes.
29054 (ipcp_replace_map_create): Remove support for Fortran constant
29056 * ipa-prop.c (ipa_method_modify_stmt,
29057 ipa_callsite_compute_param): Support for SSA.
29058 * ipa-prop.h (ipcp_driver): Remove declaration.
29059 (IS_VALID_TREE_MAP_INDEX): Add define.
29061 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29063 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29065 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29067 PR middle-end/30447
29068 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29069 constant argument to cabs and do it without checking for
29070 -funsafe-math-optimizations.
29072 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29074 * c-common.h (RID_FIRST_CXX0X): New.
29075 (RID_LAST_CXX0X): New.
29076 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29078 * c.opt (Wc++0x-compat): New.
29079 * doc/invoke.texi (-Wc++0x-compat): Document.
29081 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29083 * builtins.c (fold_builtin_carg): New.
29084 (fold_builtin_1): Use it.
29086 2007-01-24 Jan Hubicka <jh@suse.cz>
29088 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29090 * ipa-inline.c (initial_insns, max_insns): Delete.
29091 (compute_max_insns): New function.
29092 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29093 amount of insns as base for code growth.
29094 (cgraph_decide_inlining): Make initial_insns local; do not compute
29096 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29097 * doc/invoke.texi (inline-unit-growth): Update docs.
29099 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29101 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29102 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29103 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29104 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29105 for CPUs that have PTA_CX16 set.
29107 PR middle-end/27416
29108 * gimplify.c (omp_check_private): New function.
29109 (gimplify_scan_omp_clauses): Use it for
29110 firstprivate/lastprivate/reduction.
29112 PR middle-end/30494
29113 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29114 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29116 PR middle-end/30421
29117 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29118 If lower_lastprivate_clauses emits some statements, append them
29119 to dlist rather than body_p and to body_p append an initializer.
29120 (lower_omp_for): Adjust caller.
29122 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29124 * target.h (globalize_decl_name): New.
29125 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29126 * output.h (default_globalize_decl_name): New.
29127 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29129 (globalize_decl): Ditto.
29130 (default_globalize_decl_name): New.
29131 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29132 (ia64_handle_version_id_attribute): New.
29133 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29134 (ia64_asm_output_external): Use globalize_decl_name instead
29135 of globalize_label.
29136 * doc/extend.texi (version_id): New pragma.
29137 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29139 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29141 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29142 _uleb128_t and _Unwind_SWord with _sleb128_t.
29143 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29144 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29146 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29147 * unwind-pe.h (read_uleb128, read_sleb128,
29148 read_encoded_value_with_base): Likewise.
29149 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29151 2007-01-24 Richard Guenther <rguenther@suse.de>
29153 * builtins.c (expand_builtin_cexpi): Get the fndecl
29154 for cexp in the correct way.
29156 2007-01-24 Jan Hubicka <jh@suse.cz>
29158 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29161 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29163 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29164 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29165 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29166 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29167 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29168 __SIZEOF_PTRDIFF_T__.
29169 * doc/cpp.texi: Documentation for the new builtin macros added.
29171 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29173 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29174 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29175 instead of operands[2] to avoid access past the end of array.
29177 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29179 * reload1.c (emit_reload_insns): Pass the reload register
29180 for a non-spill output reload through forget_old_reloads_1.
29182 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29184 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29185 _SOFT_DOUBLE if doubles use software floating-point.
29186 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29187 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29188 * config/rs6000/darwin-ldouble.c: Also compile functions for
29189 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29190 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29191 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29192 commented-out long double override.
29193 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29194 * config/rs6000/eabispe.h: Likewise.
29195 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29196 long double for non-SPE.
29197 (rs6000_handle_option): Likewise.
29198 (invalid_e500_subreg): Disallow more subregs involding DImode,
29199 DFmode, TImode or TFmode.
29200 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29202 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29204 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29205 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29207 (rs6000_legitimate_address): Also check for TFmode for E500
29209 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29210 (spe_build_register_parallel): Handle TFmode and TCmode.
29211 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29213 (function_arg): Handle TFmode and TCmode for E500 double.
29214 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29216 (print_operand): Handle TFmode and TImode for %y.
29217 (rs6000_generate_compare): Handle TFmode comparisons for E500
29219 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29220 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29221 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29222 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29223 TFmode for E500 double.
29224 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29225 (floatsidf2): Enable for E500 double.
29226 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29227 (extenddftf2): Change to extenddftf2_fprs.
29228 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29229 depending on TARGET_E500_DOUBLE.
29230 (extendsftf2): Enable for E500 double.
29231 (trunctfdf2): Enable for E500 double.
29232 (trunctfsf2): Change to trunctfsf2_fprs.
29233 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29234 depending on TARGET_E500_DOUBLE.
29235 (floatsitf2): Enable for E500 double.
29236 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29237 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29238 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29239 (negtf2): Change to negtf2_internal.
29240 (negtf2): New expander.
29241 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29242 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29243 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29244 (movdi_internal32): Use rs6000_nonimmediate_operand.
29245 (unnamed splitter): Likewise.
29246 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29247 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29248 (SPE64TF, DITI): New mode macros.
29249 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29252 (frob_<mode>_di_2): New.
29253 (frob_tf_di_8_2): New.
29254 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29256 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29258 (frob_ti_<mode>_8_2): New.
29259 (frob_ti_tf_2): New.
29260 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29261 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29263 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29264 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29265 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29266 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29267 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29268 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29271 2007-01-23 Ian Lance Taylor <iant@google.com>
29273 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29275 (OBJS-archive): Reformat, alphabetize.
29276 (OBJS): Change out_object_file to OBJS-md.
29278 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29280 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29281 JUMP_P and CALL_P predicates where applicable.
29282 * config/i386/i386.c: Ditto.
29283 * config/i386/i386.md: Ditto.
29284 * config/i386/mmx.md: Ditto.
29285 * config/i386/predicates.md: Ditto.
29287 2007-01-22 Andreas Schwab <schwab@suse.de>
29289 * config/m68k/m68k.h: Fix comment.
29291 2007-01-22 Jan Hubicka <jh@suse.cz>
29293 * passes.c (init_optimization_passes): Do not rerun
29294 pass_early_warn_uninitialized.
29296 2007-01-22 Richard Guenther <rguenther@suse.de>
29298 PR tree-optimization/30038
29299 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29301 (execute_cse_sincos_1): Likewise.
29302 (execute_cse_sincos): Likewise.
29303 (gate_cse_sincos): Likewise.
29304 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29305 the cexpi() canonicalization of sincos().
29306 * tree-pass.h (pass_cse_sincos): Declare.
29307 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29309 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29311 PR rtl-optimization/29329
29312 * combine.c (replaced_rhs_insn): Rename to i2mod.
29313 (replaced_rhs_value): Rename to i2mod_new_rhs.
29314 (i2mod_old_rhs): New global variable.
29315 (combine_instructions): Adjust for above change. Save a copy of
29316 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29317 note are substituted in the second instruction.
29318 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29319 ditch the note if it pertains to the second eliminated register
29320 and this register is mentioned in i2mod_old_rhs.
29323 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29325 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29326 the insn to which the note was originally attached.
29328 2007-01-21 Jan Hubicka <jh@suse.cz>
29330 * ipa-inline.c (inlining_mode): Comment, move up.
29331 (cgraph_decide_inlining_incrementally): Do not perform inlining
29332 itself; fix handling of flattening of self recursive functions.
29333 (cgraph_find_cycles): Remove.
29334 (cgraph_flatten_node): Remove.
29335 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29336 (try_inline): New function.
29337 (cgraph_early_inlining): Update call of
29338 cgraph_decide_inlining_incrementally. Apply inlining here.
29339 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29341 2007-01-21 Dirk Mueller <dmueller@suse.de>
29344 * tree-vrp.c (check_array_bounds): do not warn
29345 about ADDR_EXPR's of ARRAY_REF's which are immediately
29346 used in binary expressions.
29348 2007-01-21 Ira Rosen <irar@il.ibm.com>
29350 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29351 read_write_dep and macros for its access.
29352 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29353 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29354 argument, call vect_check_interleaving for every independent pair of
29355 data-refs. Mark loads that access the same memory location as a store
29357 (vect_check_dependences): Remove.
29358 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29359 call, fix the call to vect_analyze_data_ref_dependence.
29360 (vect_analyze_data_ref_access): For statements that access the same
29361 data-ref, check that they are not stores; for loads, check that there
29362 is no store that access the same location.
29364 2007-01-20 Roger Sayle <roger@eyesopen.com>
29365 Joseph Myers <joseph@codesourcery.com>
29367 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29368 (-fdump-rtl-stack): Likewise.
29369 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29370 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29371 (-mpt-fixed): Use @minus{} for minus sign.
29372 (Using Precompiled Headers): Fix under/overfull hbox.
29374 2007-01-20 Jan Hubicka <jh@suse.cz>
29376 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29377 place within annotation.
29379 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29381 * pa.c (output_move_double): Change array size of xoperands to 4.
29383 2007-01-20 Jan Hubicka <jh@suse.cz>
29385 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
29388 2007-01-19 Ian Lance Taylor <iant@google.com>
29390 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
29391 constant to unsigned HOST_WIDE_INT before negating.
29393 2007-01-19 Ian Lance Taylor <iant@google.com>
29395 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29397 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29398 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29399 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29400 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29401 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29402 (realloc_vdef, realloc_vuse): Change second parameter to
29404 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29405 fields to unsigned.
29406 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29407 unsigned. Change x and lim locals to unsigned.
29408 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29410 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29411 (copy_virtual_operands): Change i and n locals to unsigned.
29413 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29415 PR middle-end/29335
29416 * builtins.c (fold_builtin_1): Handle builtin fdim.
29418 2007-01-20 Jan Hubicka <jh@suse.cz>
29420 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29421 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29422 init_alias_heapvars.
29423 (init_alias_heapvars): Initialize only when not already initialized.
29424 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29426 2007-01-19 Roger Sayle <roger@eyesopen.com>
29428 * common.opt (fsigned-zeros): New command line option.
29429 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29430 of flag_unsafe_math_optimizations.
29431 * opts.c (set_fast_math_flags): The -ffast-math command line option
29432 implies -fno-signed-zeros.
29433 (fast_math_flags_set_p): Likewise.
29435 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29436 the documentation of -ffast-math appropriately. Wrap long lines.
29438 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29440 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29441 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29443 2007-01-19 Tomas Bily <tbily@suse.cz>
29445 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29447 (tree_init_ic_make_global_vars): New function
29448 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29449 (tree_gen_ic_profiler): New function
29450 (tree_gen_ic_func_profiler): New function
29451 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29452 (tree_profile_hooks): Added hook for indirec/virtual calls
29453 * value-prof.c (tree_find_values_to_profile): New case for
29455 (tree_values_to_profile): Call for determining indirect/virtual
29457 (tree_indirect_call_to_profile): New function
29458 (tree_ic_transform): New function
29459 (tree_ic): New function
29460 (find_func_by_pid): New function
29461 (init_pid_map): New function
29462 (tree_value_profile_transformations): Added check for
29463 indirect/virtual call transformation
29464 * value-prof.h (enum hist_type): New counter type for
29465 indirect/virtual calls
29466 (profile_hooks): Added new hook for profiling indirect/virtual
29468 * profile.c (instrument_values): New case for indirect/virtual
29470 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29471 (GCOV_COUNTER_V_INDIR): New counter type
29472 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29473 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29475 * cgraph.c: Definition of cgraph_max_pid
29476 (cgraph_create_node): Default init of pid attribute
29477 * cgraph.h: Declaration of cgraph_max_pid
29478 (struct cgraph_node): Added pid attribute
29479 * libgcov.c (__gcov_indirect_call_profiler): New function
29480 (__gcov_one_value_profiler_body): New function
29481 (__gcov_one_value_profiler): Body was moved to
29482 __gcov_one_value_profiler_body and calls it
29484 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29486 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29487 * gengtype.c (write_types_data, write_func_for_structure,
29488 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29489 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29490 (walk_type, write_func_for_structure): Generate the mark_hook if
29493 2007-01-19 Jan Hubicka <jh@suse.cz>
29495 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29496 'early' argument take inlining mode argument specifying whether to
29497 inline for size/speeed or all functions; add support for flattening;
29499 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29501 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29504 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29505 the name of the declared identifier.
29507 2007-01-19 Dirk Mueller <dmueller@suse.de>
29509 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29510 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29511 duplicate evaluation.
29513 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29515 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29516 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29517 to XFMode, use acosxf2 and truncate result to requested mode.
29518 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29519 (asin<mode>2): Similarly, with asin expanders.
29520 (*fscalexf4_i387): Rename from *fscalexf4.
29521 (expNcorexf3): New expander.
29522 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29523 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29524 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29525 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29526 patterns for SSE math.
29527 (exp10<mode>2): Similarly, with exp10 expanders.
29528 (exp2<mode>2): Similarly, with exp2 expanders.
29529 (expm1<mode>2): Similarly, with expm1 expanders.
29530 (ldexp<mode>3): Similarly, with ldexp expanders.
29531 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29532 Use gen_truncxf<mode>2_i387_noop to truncate result.
29534 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29536 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29537 for ColdFire targets.
29539 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29540 Richard Sandiford <richard@codesourcery.com>
29542 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29543 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29544 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29545 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29546 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29547 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29549 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29551 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29552 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29553 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29554 (*adddi_dilshr32_cf): New pattern.
29555 (adddi3, subdi3): Remove first alternatives.
29557 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29559 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29560 implemented using move.l, do not use its cc result for floating-point
29563 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29565 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29566 from accepting 's' constraints if flag_pic.
29568 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29570 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29571 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29572 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29573 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29575 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29577 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29578 ColdFire alternatives.
29579 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29580 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29581 architectures that support ff1 instruction.
29583 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29584 Julian Brown <julian@codesourcery.com>
29586 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29587 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29588 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29591 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29593 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29595 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29596 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29597 HOST_WIDE_INT instead of an rtx.
29598 (m68k_rtx_costs): Update call accordingly.
29599 (output_move_const_into_data_reg): Likewise. Fix formatting.
29600 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29602 (output_move_simode_const): Update calls after above changes.
29603 Rework to use automatic variables and predicates like MEM_P.
29604 * config/m68k/m68k.md (pushexthisi_const): Update call to
29607 2007-01-19 Dirk Mueller <dmueller@suse.de>
29609 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29610 in dump_flags test.
29612 2007-01-19 Richard Guenther <rguenther@suse.de>
29614 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29615 via cexp in case sincos is not available.
29617 2007-01-19 Richard Guenther <rguenther@suse.de>
29619 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29620 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29621 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29622 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29623 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29624 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29625 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29626 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29628 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29630 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29632 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29633 (atan2xf3): Directly generate RTL pattern.
29634 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29635 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29636 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29637 disable patterns for SSE math.
29638 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29639 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29640 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29641 disable patterns for SSE math.
29643 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29645 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29647 2007-01-18 Roger Sayle <roger@eyesopen.com>
29649 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29650 VIEW_CONVERT_EXPR to the same type as it's operand.
29652 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29654 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29655 configured for long double 128.
29657 2007-01-18 Mike Stump <mrs@apple.com>
29659 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29662 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29664 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29667 2007-01-18 Jan Hubicka <jh@suse.cz>
29669 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29670 greater than NUM_VOP_FREE_BUCKETS.
29672 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29674 * tree-ssa-structalias.c: Update comments.
29675 (ptabitmap_obstack): Removed.
29676 (pta_obstack): New.
29677 (oldpta_obstack): Ditto.
29678 (stats): Add a few members.
29679 (struct variable_info): Remove node, complex, address_taken, and
29680 indirect_target members. Add oldsolution member.
29681 (new_var_info): Do not initialize removed members.
29682 (constraint_expr_type): Remove INCLUDES.
29683 (constraint_graph): Add size, implicit_preds, rep,
29684 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29685 (FIRST_REF_NODE): New macro.
29686 (LAST_REF_NODE): Ditto.
29687 (FIRST_ADDR_NODE): Ditto.
29688 (find): New function.
29690 (dump_constraint): Do not handle INCLUDES.
29691 (insert_into_complex): Do not insert duplicate constraints.
29692 (condense_varmap_nodes): Renamed and rewritten into ...
29693 (merge_node_constraints): This. Also fix bug in handling of
29694 offseted copy constraints.
29695 (clear_edges_for_node): No longer need to deal with preds at all,
29696 or removing associated preds/succs.
29697 (merge_graph_nodes): Deal with indirect_cycles.
29698 Don't deal with predecessors.
29699 (add_implicit_graph_edge): New function.
29700 (add_pred_graph_edge): Ditto.
29701 (add_graph_edge): Don't deal with predecessors.
29702 (build_constraint_graph): Removed.
29703 (build_pred_graph): New function.
29704 (build_succ_graph): Ditto.
29705 (struct scc_info): Removed in_component. Added roots, dfs, and
29706 node_mapping. Remove visited_index, unification_queue.
29707 (scc_visit): Deal with union-find we do now.
29708 Deal with cycles with REF nodes.
29709 (collapse_nodes): Renamed and rewritten to ...
29710 (unify_nodes): This.
29711 (process_unification_queue): Removed.
29712 (topo_visit): Cleanup
29713 (do_da_constraint): Use find.
29714 (do_sd_constraint): Ditto.
29715 (do_ds_constraint): Ditto.
29716 (do_complex_constraint): Ditto.
29717 (init_scc_info): Update for removed and added members.
29718 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29719 (find_indirect_cycles): This.
29720 (equivalence_class): New variable.
29721 (label_visit): New function.
29722 (perform_variable_substitution): Rewritten.
29723 (free_var_substitution_info): New function.
29724 (find_equivalent_node): Ditto.
29725 (move_complex_constraints): Ditto.
29726 (eliminate_indirect_cycles): Ditto.
29727 (solve_graph): Only propagate changed bits.
29728 Use indirect cycle elimination.
29730 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29731 (tree_id_eq): Renamed to ...
29732 (tree_vi_eq): This. Update for member change
29733 (insert_id_for_tree): Renamed and rewritten to ...
29734 (insert_vi_for_tree): This.
29735 (lookup_id_for_tree): Renamed and rewritten to ...
29736 (lookup_vi_for_tree): This.
29737 (get_id_for_tree): Renamed and rewritten to ...
29738 (get_vi_for_tree): Ditto.
29739 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29740 (process_constraint): Don't handle INCLUDES.
29741 Remove special ADDRESSOF case.
29742 (find_func_aliases): Rewrite to use vi functions instead of id
29744 (create_function_info_for): Ditto.
29745 (create_variable_info_for): Ditto.
29746 (intra_create_variable_infos): Ditto.
29747 (merge_smts_into): Ditto.
29748 (find_what_p_points_to): Ditto.
29749 (init_base_vars): Ditto.
29750 (init_alias_vars): Ditto.
29751 (remove_preds_and_fake_succs): New function.
29752 (dump_sa_points_to_info): Dump new stats.
29753 (dump_solution_for_var): Use find.
29754 (set_used_smts): Fix formatting.
29755 (compute_points_to_sets): Updated for new functions.
29756 (ipa_pta_execute): Ditto.
29758 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29759 Richard Sandiford <richard@codesourcery.com>
29761 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29763 * calls.c (expand_call): If the return value is a PARALLEL,
29764 extract its first member.
29765 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29766 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29767 use FUNCTION_EXTRA_EPILOGUE.
29768 (m68k_function_value): Return a PARALLEL if the return value
29769 is of a pointer type.
29770 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29771 (FUNCTION_EXTRA_EPILOGUE): Remove.
29772 * config/m68k/m68k.md (D0_REG): New constant.
29774 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29776 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29777 output a NOP for empty epilogues.
29779 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29781 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29782 before function. Extend register save check to include all
29783 registers, not just integer ones.
29785 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29787 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29788 (m68k_use_return_insn): ...this.
29789 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29790 * config/m68k/m68k.c (use_return_insn): Rename to...
29791 (m68k_use_return_insn): ...this.
29792 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29793 of USE_RETURN_INSN.
29795 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29797 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29798 nearest even, fix denormal rounding overflow.
29800 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29802 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29803 f%$smove and f%$move.
29804 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29805 (extendsfdf2_cf): Use fdmove instead of f%&move.
29806 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29807 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29809 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29811 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29814 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29816 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29817 (coldfire_single_format): Declare.
29818 (coldfire_double_format): Likewise.
29819 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29820 of qnan_msb_set to determine the lower bits of a canonical
29822 (encode_ieee_double): Likewise.
29823 (encode_ieee_quad): Likewise.
29824 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29825 (mips_single_format): Likewise.
29826 (ieee_double_format): Likewise.
29827 (mips_double_format): Likewise.
29828 (ieee_extended_motorola_format): Likewise.
29829 (ieee_extended_intel_96_format): Likewise.
29830 (ieee_extended_intel_128_format): Likewise.
29831 (ieee_extended_intel_96_round_53_format): Likewise.
29832 (ibm_extended_format): Likewise.
29833 (mips_extended_format): Likewise.
29834 (ieee_quad_format): Likewise.
29835 (mips_quad_format): Likewise.
29836 (vax_f_format): Likewise.
29837 (vax_d_format): Likewise.
29838 (vax_g_format): Likewise.
29839 (i370_single_format): Likewise.
29840 (i370_double_format): Likewise.
29841 (decimal_single_format): Likewise.
29842 (decimal_double_format): Likewise.
29843 (decimal_quad_format): Likewise.
29844 (c4x_single_format): Likewise.
29845 (c4x_extended_format): Likewise.
29846 (real_internal_format): Likewise.
29847 (coldfire_single_format): New real_format.
29848 (coldfire_double_format): Likewise.
29849 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29850 canonical_nan_lsbs_set.
29851 (pdp11_d_format): Likewise.
29852 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29853 if TARGET_COLDFIRE_CPU.
29855 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29857 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29858 (output_call, m68k_legitimize_call_address): Declare.
29859 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29860 parenthesees. Add support for a 'W' constraint.
29861 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29862 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29863 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29864 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29866 (override_options): Initialize them. Do not set flag_no_function_cse
29867 for TARGET_ID_SHARED_LIBRARY.
29868 (m68k_output_pic_call): Delete.
29869 (m68k_legitimize_call_address): New function.
29870 (print_operand): Remove the %o prefix. Handle the %p prefix.
29871 (output_call): New function.
29872 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29873 target address from the GOT if symbolic jumps are not allowed.
29874 * config/m68k/m68k.md (call, general_operand): Do not set
29875 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29876 Merge separate flag_pic and !flag_pic define_insns into...
29877 (*call, *call_value): ...these new patterns. Match the address
29878 rather than the containing MEM and require it to be a call_operand.
29879 Use output_call to generate the asm template.
29880 * config/m68k/predicates.md (const_call_operand): New predicate.
29881 (call_operand): Likewise.
29883 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29885 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29886 (STACK_GROWS_DOWNWARD): Define to 1.
29887 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29888 comments, emphasizing that these values are only defaults.
29889 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29890 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29892 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29894 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29896 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29897 Richard Sandiford <richard@codesourcery.com>
29899 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29900 (FP_REGNO_P): New macros.
29901 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29902 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29903 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29904 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29906 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29908 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29909 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29911 * config/m68k/t-floatlib: New file, extracting common code from...
29912 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29913 * config/m68k/t-uclinux: Here.
29914 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29915 routines on ColdFire targets.
29917 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29919 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29920 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29921 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29922 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29923 explicitly set MOTOROLA to 1.
29924 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29926 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29927 Nathan Sidwell <nathan@codesourcery.com>
29929 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29930 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29931 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29932 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29933 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29934 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29935 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29936 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29937 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29938 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29939 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29940 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29941 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29942 (DBX_REGISTER_NUMBER): Delete.
29943 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29944 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29945 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29947 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29949 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29950 * config/flat.h: New file.
29951 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29952 OBJECT_FORMAT_FLAT.
29953 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29954 indirect references for -msep-data or -mid-shared-library.
29955 Do not use PC-relative code addresses either.
29956 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29958 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29959 for shared libraries and crt1.o for executables. Use crti.o and
29961 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29962 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29963 Do not add -elf2flt or -shared-lib-id options here.
29964 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29965 Pass -shared-lib-id if -mid-shared-library, taking the library
29966 identifier from -mshared-library-id if given, otherwise
29968 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29969 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29970 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29971 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29972 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29973 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29975 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29976 jump sequence for ISA A and ISA A+.
29977 (PICJUMP): Likewise.
29979 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29981 * config.gcc (m68k-*-uclinux*): Base the port on the common
29982 and m68k GNU/Linux files rather than on the generic ELF ones.
29983 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29984 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29986 2007-01-18 Julian Brown <julian@codesourcery.com>
29987 Richard Sandiford <richard@codesourcery.com>
29989 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29990 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29991 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29993 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29994 80 unconditionally.
29995 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29997 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29999 * doc/install.texi: Document m68k-uclinuxoldabi.
30000 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30001 * config/m68k/uclinux-oldabi.h: New file, copied from
30002 config/m68k/uclinux.h.
30004 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30006 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30007 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30008 (m32r_compute_frame_size): Use unsigned for regno.
30009 (m32r_reload_lr): Use gen_frame_mem.
30011 (m32r_output_function_epilogue): Don't output the function epilogue
30013 (m32r_expand_epilogue): New.
30014 (direct_return): Return false if the function has the interrupt
30016 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30017 * config/m32r/m32r.md (epilogue): New expander.
30018 (return_lr, return_rte): New insns.
30019 (return): Make it expander.
30020 (return_normal): New expander.
30022 2007-01-18 Josh Conner <jconner@apple.com>
30025 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30026 support for UNLE, UNLT, UNGE, and UNGT.
30028 2007-01-18 Jan Hubicka <jh@suse.cz>
30030 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30031 * tree-tailcall (add_virtual_phis): Likewise.
30032 (optimize_tail_call): Return TODOs.
30033 (execute_tail_calls): Return TODOs.
30034 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30035 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30037 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30038 Cleanup cfg using TODO.
30039 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30040 * passes.c (execute_function_todo): When cleanup did something, remove
30042 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30043 (make_edges): Don't cleanup_cfg.
30045 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30047 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30048 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30049 operate on the top of stack.
30050 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30051 register handling of instructions that output to the second
30053 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30054 (move_for_stack_reg): Special-case check for dead destination
30055 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30057 * config/i386/i386.md (UNSPEC_TAN): New constant.
30058 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30059 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30060 to correctly model move of constant 1.0 to top stack slot.
30061 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30062 (unnamed peephole2 pattern): Remove corresponding peephole2
30063 pattern that optimizes tan insn and loading of constant 1.0.
30064 (tanxf2): Use fptanxf4_i387.
30065 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30066 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30067 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30068 disable patterns for SSE math.
30069 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30070 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30072 2007-01-18 Dirk Mueller <dmueller@suse.de>
30073 Richard Guenther <rguenther@suse.de>
30076 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30077 * common.opt (Warray-bounds): Add new warning option.
30078 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30080 * Makefile.in: make tree-vrp.o depend on toplev.h
30081 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30083 (check_array_refs, check_array_bounds, check_array_ref): New.
30085 2007-01-18 Jan Hubicka <jh@suse.cz>
30087 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30088 (execute_ssa_ccp): Return flags conditionally.
30089 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30091 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30093 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30095 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30096 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30098 * Makefile.c (GTFILES): Add cfglayout.h.
30099 * gengtype.c (open_base_files): Likewise.
30100 * cfglayout.c (cfg_layout_function_footer,
30101 cfg_layout_function_header) Reindent to make gengtype happy.
30102 * cfglayout.h (cfg_layout_function_footer,
30103 cfg_layout_function_header): Add GTY(()) marker.
30105 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30107 2007-01-18 Ben Elliston <bje@au.ibm.com>
30109 * genautomata.c (write_automata): Include xstrerror output in the
30110 error message if writing the DFA description file fails.
30112 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30114 * config/mips/mips-protos.h (mips_output_external): Make it
30116 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30117 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30118 (extern_list): Likewise.
30119 (extern_head): Likewise.
30120 (TARGET_ASM_FILE_END): Likewise.
30121 (mips_file_end): Likewise.
30122 (mips_output_external): Rewritten.
30124 2007-01-18 Ben Elliston <bje@au.ibm.com>
30126 * genpreds.c (write_insn_preds_c): Only write out the function
30127 body for regclass_for_constraint if we have register constraints.
30129 2007-01-17 Tom Tromey <tromey@redhat.com>
30131 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30132 * doc/install.texi (Testing): Use sourceware.org.
30133 (Binaries): Likewise.
30134 (Specific): Likewise.
30135 * doc/contrib.texi (Contributors): Use sourceware.org.
30137 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30139 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30140 (AVR_ENHANCED): Rename to ...
30141 (AVR_HAVE_MUL): ... new.
30142 (avr_enhanced_p): Rename to ...
30143 (avr_have_mul_p): ... new.
30144 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30145 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30146 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30147 (avr_have_mul_p): ... new.
30148 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30149 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30150 'avr_enhanced_p' and 'enhanced'.
30151 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30152 AVR_HAVE_MUL instead of AVR_ENHANCED.
30153 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30154 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30155 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30156 instead of AVR_ENHANCED.
30157 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30158 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30159 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30161 2007-01-17 Ian Lance Taylor <iant@google.com>
30163 * vec.h (VEC_reserve_exact): Define.
30164 (vec_gc_p_reserve_exact): Declare.
30165 (vec_gc_o_reserve_exact): Declare.
30166 (vec_heap_p_reserve_exact): Declare.
30167 (vec_heap_o_reserve_exact): Declare.
30168 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30170 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30171 negative parameter.
30172 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30173 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30174 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30175 * vec.c (calculate_allocation): Add exact parameter. Change all
30177 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30178 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30179 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30180 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30181 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30182 (vec_heap_p_reserve_exact): New function.
30183 (vec_heap_o_reserve_exact): New function.
30185 2007-01-17 Jan Hubicka <jh@suse.cz>
30187 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30189 2007-01-17 Eric Christopher <echristo@apple.com>
30191 * config.gcc: Support core2 processor.
30193 2007-01-16 Jan Hubicka <jh@suse.cz>
30195 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30196 the names, just unlink the chain so we don't crash on dangling
30200 2007-01-16 Jan Hubicka <jh@suse.cz>
30202 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30203 * tree-pass.h: Reorder to make IPA passes appear toegher.
30204 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30206 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30207 parameters, do not call early inliner.
30208 * ipa-inline.c: Update comments. Include tree-flow.h
30209 (cgraph_decide_inlining): Do not compute inlining parameters.
30210 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30211 be called with function context set up.
30212 (pass_ipa_inline): Remove unreachable functions before pass.
30213 (cgraph_early_inlining): Simplify assuming to be called from the
30215 (pass_early_inline): New pass.
30216 (cgraph_gate_ipa_early_inlining): New gate.
30217 (pass_ipa_early_inline): Turn into simple wrapper.
30218 (compute_inline_parameters): New function.
30219 (gate_inline_passes): New gate.
30220 (pass_inline_parameters): New pass.
30221 (apply_inline): Move here from tree-optimize.c
30222 (pass_apply_inline): New pass.
30223 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30225 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30226 doing them by hand.
30227 (tree_function_versioning): Do not allocate dummy struct function.
30228 * tree-inline.h (optimize_inline_calls): Update prototype.
30229 * tree-optimize.c (execute_fixup_cfg): Export.
30230 (pass_fixup_cfg): Remove
30231 (tree_rest_of_compilation): Do not apply inlines.
30232 * tree-flow.h (execute_fixup_cfg): Declare.
30233 * Makefile.in (gt-passes.c): New.
30234 * passes.c: Include gt-passes.h
30235 (init_optimization_passes): New passes.
30236 (nnodes, order): New static vars.
30237 (do_per_function_toporder): New function.
30238 (execute_one_pass): Dump current pass here.
30239 (execute_ipa_pass_list): Don't dump current pass here.
30241 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30243 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30244 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30246 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30248 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30249 (strong_alias): Define.
30250 (__gcc_qmul): Provide non-FMA for soft-float.
30251 (__gcc_qdiv): Same.
30256 (__gcc_qunord): New.
30266 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30267 soft-float functions.
30268 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30269 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30270 about long double soft float.
30272 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30273 Tehila Meyzels <tehila@il.ibm.com>
30275 * tree-vectorizer.h (is_pattern_stmt_p): New.
30276 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30277 formatting (tabs instead of spaces). Cleanup and clarify setting
30278 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30279 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30280 (vectorizable_type_demotion): Check that types are integral.
30281 (vectorizable_type_promotion): Likewise.
30282 (vectorizable_store): Fix typo. Eliminate new-line at end of
30285 2007-01-16 Jan Hubicka <jh@suse.cz>
30287 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30290 2007-01-15 Eric Christopher <echristo@apple.com>
30292 * ifcvt.c: Include vec.h, vecprim.h.
30293 (check_cond_move_block): New argument regs.
30294 Reorganize. Add registers used to regs.
30295 (cond_move_process_if_block): Use regs set above as
30298 2007-01-15 Eric Christopher <echristo@apple.com>
30300 * config/darwin.h: Update copyright.
30301 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30302 (LINK_COMMAND_SPEC): Add -u.
30303 (LINK_SPEC): Fix umbrella for above.
30305 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30307 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30310 2007-01-15 Tom Tromey <tromey@redhat.com>
30312 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30313 * doc/install.texi (Testing): Don't mention jacks.
30314 (Configuration): Document --enable-java-maintainer-mode. Move
30315 --with-java-home to libgcj-specific section. Document
30317 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30319 2007-01-15 Jan Hubicka <jh@suse.cz>
30321 * tree-ssa-dce.c (DCE_TODOs): New.
30322 (propagate_necessity): Return if something changed.
30323 (eliminate_unnecessary_stmts): Likewise.
30324 (perform_tree_ssa_dce): Return TODO flags when needed.
30325 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30327 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30329 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30330 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30331 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30332 patterns using X87MODEF12 mode macro. Extend operand 1
30333 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30334 (log10<mode>2): Ditto.
30335 (log2<mode>2): Ditto.
30336 (log1p<mode>2): Ditto.
30337 (logb<mode>2): Ditto.
30338 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30339 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30340 (*fxtractxf3_i387): Rename from *fxtractxf3.
30341 (fxtract_extend<mode>xf3_i387): New insn pattern.
30342 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30343 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30344 and gen_fyl2xxf3_i387().
30346 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30348 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30349 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30350 get_loop_exit_edges. Changed return type to bool.
30351 * cfgloop.h (fix_loop_placement): Declaration removed.
30353 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30355 * param.h (MIN_VECT_LOOP_BOUND): New.
30356 * params.def (MIN_VECT_LOOP_BOUND): New.
30357 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30358 argument - minimum threshold for number of iterations.
30359 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30360 argument to declaration.
30361 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30362 MIN_VECT_LOOP_BOUND.
30363 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30364 slpeel_tree_peel_loop_to_edge with additional argument.
30365 (vect_do_peeling_for_alignment): Likewise.
30366 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30368 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30371 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30372 operands of size 1.
30374 2007-01-14 Jan Hubicka <jh@suse.cz>
30376 * tree-dfa.c (remove_referenced_var): New function.
30377 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30378 prune referenced vars list too.
30379 * tree-flow.h (remove_referenced_var): Declare.
30381 2007-01-14 Jan Hubicka <jh@suse.cz>
30383 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30385 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30386 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
30387 * except.h (verify_eh_throw_table_statements): Kill prototype.
30388 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
30389 into call exrepssions.
30390 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30392 * tree-cfg.c: Include pointer-set.h.
30393 (verify_node_sharing): Work on pointer set.
30394 (verify_eh_throw_stmt_node): New.
30395 (verify_stmts): Use pointers sets, verify throw_stmt.
30397 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30399 * ipa-reference.c (analyze_function): Consider also addresses taken
30402 2007-01-12 Roger Sayle <roger@eyesopen.com>
30404 * c-typeck.c (null_pointer_constant_p): Replace use of
30405 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30406 (build_c_cast): Likewise.
30408 2007-01-12 Roger Sayle <roger@eyesopen.com>
30410 * tree.h (force_fit_type_double): Remove unused final argument.
30411 * c-common.c (constant_expression_warning): Replace use of
30412 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30413 (convert_and_check): Likewise.
30414 (shorten_compare): Update call to force_fit_type_double.
30415 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30416 * convert.c (convert_to_pointer): Update call to
30417 force_fit_type_double.
30418 * fold-const.c (force_fit_type_double): Remove overflowed_const
30420 (int_const_binop, fold_convert_const_int_from_int,
30421 fold_convert_const_int_from_real, fold_div_compare,
30422 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30423 fold_abs_const, fold_not_const): Remove the final argument from
30424 calls to force_fit_type_double.
30426 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30428 * configure.ac: Set insn to "nop" for spu-*-* also.
30429 * configure: Regenerate.
30431 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30433 * builtins.def : Add BUILT_IN_FREE.
30435 2007-01-12 Jan Hubicka <jh@suse.cz>
30437 PR tree-optimization/30443
30438 * tree-inline.c (tree_function_versioning): Do not optimize when
30439 cloning for inlining.
30441 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30443 * doc/loop.texi: Document recording of loop exits.
30444 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30445 (update_single_exits_after_duplication,
30446 update_single_exit_for_duplicated_loop,
30447 update_single_exit_for_duplicated_loops): Removed.
30448 (duplicate_loop_to_header_edge): Do not call
30449 update_single_exits_after_duplication and
30450 update_single_exit_for_duplicated_loops.
30451 (loop_version): Do not update single_exit information.
30452 (fix_loop_structure): Use record_loop_exits instead of
30453 mark_single_exit_loops.
30454 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30455 the lists of loop exits.
30456 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30457 split_edge, merge_blocks): Update the lists of loop exits.
30458 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30459 loop_optimizer_init.
30460 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30461 of mark_single_exit_loops.
30462 (loop_optimizer_finalize): Call release_recorded_exits.
30463 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30464 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30465 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30466 update single exit information.
30467 * lambda-code.c (perfect_nestify): Ditto.
30468 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30469 (mark_single_exit_loops): Removed.
30470 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30471 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30472 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30474 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30475 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30476 (verify_loop_structure): Verify consistency of the exit lists.
30477 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30478 (set_single_exit): Removed.
30479 * cfgloop.h (struct loop_exit): New function.
30480 (struct loop): single_exit_ field replaced by exits field.
30481 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30482 LOOPS_HAVE_RECORDED_EXITS.
30483 (struct loops): Added exits hash.
30484 (mark_single_exit_loops, set_single_exit): Declaration removed.
30485 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30487 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30489 * doc/invoke.texi: Avoid use of @headitem.
30491 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30493 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30495 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30497 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30500 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30501 Richard Sandiford <richard@codesourcery.com>
30503 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30504 * config/m68k/m68k.opt: Resort options.
30505 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30507 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30508 Richard Sandiford <richard@codesourcery.com>
30510 * doc/invoke.texi: Document the macros that are defined by
30511 m68k's -mtune and -mhard-float options.
30512 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30513 (m68k_cpp_cpu_family): Likewise.
30514 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30515 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30516 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30517 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30518 (m68k_cpp_cpu_family): Likewise.
30520 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30522 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30523 macros besides mc68000 as tuning macros. Use a switch statement
30524 to set them and mcpu32.
30526 2007-01-12 Julian Brown <julian@codesourcery.com>
30528 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30529 (TARGET_68040_ONLY): Rename to...
30530 (TARGET_68040): ...this.
30531 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30532 * config/m68k/m68k.md: Likewise.
30534 2007-01-12 Julian Brown <julian@codesourcery.com>
30535 Nathan Sidwell <nathan@codesourcery.com>
30536 Richard Sandiford <richard@codesourcery.com>
30538 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30539 the -mcpu= argument associated with the --with-cpu setting.
30540 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30541 if different from the one implied by the -mcpu setting.
30542 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30543 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30544 * doc/invoke.texi: Mention ColdFire in the introduction to the
30545 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30546 -mno-div and -mhard-float options. Make -m68881 a synonym for
30547 -mhard-float. Document the previously-undocumented -m5206e,
30548 -m528x, -m5307 and -m5407 options. Tweak the existing option
30549 documentation for consistency.
30550 * doc/install.texi: Mention new --with-cpu arguments.
30551 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30552 default CPU if neither -mcpu nor -march are specified.
30553 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30554 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30555 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30556 using m68k_tune to decide between families that implement the
30557 same ISA. Use m68k_tune to set __mcfv4e__.
30558 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30559 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30560 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30561 (FL_ISA_C, FL_ISA_MMU): New macros.
30562 (MASK_COLDFIRE): Delete.
30563 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30564 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30565 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30566 (TARGET_HARD_FLOAT): Do not define here.
30567 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30568 (TUNE_68000): New macro.
30569 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30570 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30571 (TUNE_CFV2): Redefine in terms of m68k_tune.
30572 (uarch_type, target_device, fpu_type): New enums.
30573 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30574 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30575 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30576 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30577 (FL_FOR_isa_c): New macros.
30578 (m68k_isa): New enum.
30579 (m68k_target_selection): New structure.
30580 (all_devices, all_isas, all_microarchs): New tables.
30581 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30582 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30583 (MASK_ALL_CPU_BITS): Delete.
30584 (m68k_find_selection): New function.
30585 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30586 Map the legacy target options to a combination of the new ones.
30587 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30588 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30589 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30591 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30592 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30594 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30595 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30596 * config/m68k/m68k-devices.def: New file.
30598 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30599 Nathan Sidwell <nathan@codesourcery.com>
30601 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30602 (SUBTARGET_EXTRA_SPECS): New macros.
30603 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30604 use %(asm_cpu_spec) instead.
30605 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30606 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30607 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30608 (EXTRA_SPECS): Rename to...
30609 (SUBTARGET_EXTRA_SPECS): ...this.
30611 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30612 Richard Sandiford <richard@codesourcery.com>
30613 Julian Brown <julian@codesourcery.com>
30615 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30616 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30617 to the configuration's default CPU.
30618 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30619 Remove default masks.
30620 (m680[012]0-*-*): Set the default with_cpu to the first part of
30622 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30623 (m68k*-*-linux): Extend the --with-cpu handling to...
30624 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30625 and m68010. Don't set target_cpu_default2.
30626 * doc/install.texi: Document --with-cpu for m68k.
30627 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30628 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30629 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30630 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30631 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30632 (ASM_SPEC): Remove use of %(asm_cpu_default).
30633 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30634 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30635 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30636 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30637 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30638 (TARGET_DEFAULT): Delete.
30639 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30640 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30641 (CPP_CPU_SPEC): Delete.
30642 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30643 the appropriate string.
30644 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30645 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30646 (ASM_SPEC): Don't use %(asm_default_spec).
30647 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30648 TARGET_DEFAULT and add MASK_68881.
30649 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30651 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30653 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30654 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30655 MASK_68010 alongside MASK_68020.
30656 * doc/invoke.texi: Document -m68010.
30657 * config/m68k/m68k.opt (m68010): New.
30658 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30660 (TUNE_68010): New macro.
30661 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30662 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30663 (M68K_CPU_m68332): Add MASK_68010.
30664 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30665 fallback definition.
30666 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30668 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30669 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30670 to all entries that use MASK_68020.
30671 (output_move_simode_const, output_move_himode, output_move_qimode)
30672 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30673 instead of TARGET_68020 to select clr behavior. Remove comment
30674 about there being no TARGET_68010.
30675 * config/m68k/m68k.md: Likewise throughout.
30677 2007-01-12 Julian Brown <julian@codesourcery.com>
30679 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30680 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30681 * config/m68k/m68k.md: Likewise.
30683 2007-01-12 Julian Brown <julian@codesourcery.com>
30685 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30686 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30688 2007-01-12 Julian Brown <julian@codesourcery.com>
30690 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30691 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30692 * config/m68k/m68k.md: Likewise.
30694 2007-01-12 Julian Brown <julian@codesourcery.com>
30695 Richard Sandiford <richard@codesourcery.com>
30697 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30698 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30699 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30701 (TARGET_CPU32): Rename to...
30702 (TUNE_CPU32): ...this.
30703 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30704 (TUNE_CFV2): New macros.
30705 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30706 remove conditions that are implied by TARGET_68020.
30707 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30708 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30709 (m68k_output_function_epilogue): Likewise.
30710 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30711 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30712 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30713 non-68000 timings. Refactor multiplication and division costs.
30714 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30715 TUNE_CPU32 instead of TARGET_CPU32.
30716 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30717 and TUNE_68060 instead of TARGET_68060.
30718 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30719 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30721 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30722 && !TARGET_COLDFIRE" to choose between moveq and clr.
30723 Likewise in the unnamed movsf pattern.
30724 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30725 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30728 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30730 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30731 of tabbing before backslashes.
30733 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30735 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30736 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30737 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30739 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30741 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30742 find_interesting_uses_cond.
30743 (find_interesting_uses_cond): Use extract_cond_operands.
30744 (rewrite_use_compare): Use extract_cond_operands and
30745 force_gimple_operand_bsi. Do not call update_stmt.
30746 (determine_use_iv_cost_condition): Use extract_cond_operands.
30747 Return cheaper of using original bound and changing the exit bound.
30749 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30751 PR tree-optimization/29516
30752 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30753 most_expensive_mult_to_index, addr_to_parts,
30754 create_mem_ref, maybe_fold_tmr): Make the type of
30755 fields of TARGET_MEM_REF sizetype.
30756 (move_fixed_address_to_symbol, move_pointer_to_base):
30758 * tree.def (TARGET_MEM_REF): Add comment on types of
30761 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30763 * c-common.c (vector_types_convertible_p): Treat opaque types as
30764 always convertible if they have the same size, but not otherwise.
30766 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30768 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30769 Remove the b_unconditional field.
30770 (noce_try_sign_mask): Do not look at b_unconditional.
30771 (noce_process_if_block): Do not use merge_if_blocks. Update
30772 the CFG here. Do not set b_unconditional.
30773 (cond_move_process_if_block): Likewise.
30774 (find_cond_trap): Likewise.
30775 (check_cond_move_block): Require simple jump insns at the end
30776 of the basic block.
30778 2007-01-11 Jan Hubicka <jh@suse.cz>
30780 PR tree-optimization/1046
30781 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30782 when alias info is not ready.
30783 (pass_tail_recursion): Do not require aliasing.
30784 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30785 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30786 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30787 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30788 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30789 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30790 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30792 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30793 When aliasing is not build, mark statement as volatile.
30795 2007-01-11 Tom Tromey <tromey@redhat.com>
30797 PR preprocessor/15185, PR preprocessor/20989:
30798 * doc/cppopts.texi <-MT>: Update description of algorithm for
30799 computing default target.
30800 <-M, -MD>: Reword "basename" text.
30802 2007-01-11 Roger Sayle <roger@eyesopen.com>
30804 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30805 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30806 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30807 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30808 fold_builtin_bswap, real_constp, fold_builtin_pow,
30809 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30810 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30811 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30812 * convert.c (convert_to_pointer): Likewise.
30813 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30814 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30815 const_binop, fold_convert_const_int_from_int,
30816 fold_convert_const_int_from_real,
30817 fold_convert_const_real_from_real, sign_bit_p,
30818 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30819 fold_sign_changed_comparison, fold_unary, fold_comparison,
30820 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30821 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30822 * print-tree.c (print_node_brief, print_node): Likewise.
30823 * stor-layout.c (place_field, layout_type): Likewise.
30824 * tree-chrec.c (keep_cast): Likewise.
30825 * tree.c (build_vector, build_real, build_real_from_int_cst,
30826 build_complex): Likewise.
30828 2007-01-11 Roger Sayle <roger@eyesopen.com>
30830 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30831 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30833 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30835 * configure.ac (strict1_warn): Rename to strict_warn.
30836 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30837 cc_set_by_configure, quoted_cc_set_by_configure,
30838 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30839 all_boot_languages, all_stagestuff): Remove.
30840 (target_list): Remove bootstrap targets.
30841 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30842 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30843 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30844 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30845 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30846 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30847 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30848 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30849 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30850 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30851 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30852 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30853 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30854 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30855 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30856 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30857 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30858 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30859 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30860 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30861 (mostlyclean): Adjust.
30862 (clean, distclean): Don't mention bootstrap stuff.
30863 * configure: Regenerate.
30864 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30865 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30866 treelang/config-lang.in (stagestuff): Remove.
30867 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30868 stageprofile, stagefeedback, stagestuff): Remove mention.
30870 2007-01-11 Nick Clifton <nickc@redhat.com>
30872 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30874 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30875 (mcore_arith_K_S_operand): Run the test for the S constraint not
30876 the test for the M constraint.
30877 (mcore_addsub_operand): Do not accept integer values that are
30878 larger than 32 bits.
30879 * config/mcore/mcore.md: Remove unused constraints from split.
30880 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30881 (addsi3): Likewise.
30882 (allocate_stack): Likewise.
30883 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30884 operands to 32 bits.
30885 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30887 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30888 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30889 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30890 mcore_output_bclri, mcore_output_andn, output_inline_const,
30891 mcore_output_move, mcore_output_movedouble): Likewise.
30892 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30893 (output_inline_const): Likewise.
30894 (output_inline_const): Fix format strings used in sprintf
30896 * config/mcore/mcore-protos.h: Update prototypes for changed
30897 functions in mcore.c.
30898 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30899 HOST_WIDE_INT and not int.
30900 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30901 CONST_OK_FOR_N): Likewise.
30902 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30903 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30906 2007-01-10 Jan Hubicka <jh@suse.cz>
30908 * tree-vrp.c (remove_range_assertions): Release defs.
30909 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30910 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30912 2007-01-10 Paul Brook <paul@codesourcery.com>
30914 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30915 * config/arm/arm.md (mulsi3subsi): New insn.
30917 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30919 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30920 (tree_transform_and_unroll_loop): New.
30921 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30924 2007-01-10 Robert Kennedy <jimbob@google.com>
30926 * fold-const.c (fold_comparison): Fold comparisons like (x *
30927 1000 < 0) to (x < 0).
30929 2007-01-10 Ian Lance Taylor <iant@google.com>
30931 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30932 operands have the same priority.
30934 2007-01-10 Tom Tromey <tromey@redhat.com>
30936 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30937 (fold_binary): Likewise.
30938 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30939 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30940 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30941 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30942 * langhooks.h (struct lang_hooks): Removed field
30943 'can_use_bit_fields_p'.
30945 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30947 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30949 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30951 * function.c (get_last_funcdef_no): New function.
30952 * function.h (get_last_funcdef_no): Declare.
30953 * tree-inline.c (initialize_cfun): Add initialization.
30954 (tree_function_versioning): Cleanup.
30956 2007-01-10 Jan Hubicka <jh@suse.cz>
30958 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30961 2007-01-10 Sa Liu <saliu@de.ibm.com>
30962 Ben Elliston <bje@au.ibm.com>
30964 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30965 for SAVE_NONLOCAL and Pmode for any other save level.
30966 * spu-protos.h (spu_restore_stack_block): Declare.
30967 * spu.md (save_stack_block): Remove.
30968 (restore_stack_block): Call spu_restore_stack_block.
30969 * spu.c (spu_restore_stack_block): New function.
30970 (spu_expand_epilogue): Remove old comment.
30972 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30974 PR tree-optimization/30322
30975 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30976 (cand_value_at): Return the value as aff_tree.
30977 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30978 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30979 aff_combination_mult): New functions.
30980 (aff_combination_add): Use aff_combination_add_cst.
30981 (aff_combination_convert): Allow conversions to a wider type.
30982 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30983 * tree-affine.h (aff_combination_mult): Declare.
30985 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30987 * doc/tm.texi: Update documentation to reflect reality of exec
30988 and start file search behaviours. Update copyright year.
30989 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30990 header file directories.
30992 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30994 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30995 (*cosxf2): Rename to cosxf2_i387.
30996 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30997 using X87MODEF12 mode macro. Rename patterns to
30998 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31000 (*cosdf2, *cossf2): Ditto.
31001 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31002 to match extended input operands.
31003 (sincos<mode>3): New expander.
31004 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31005 insn patterns and corresponding splitters.
31007 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31009 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31010 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31012 2007-01-09 Nicolas Pitre <nico@cam.org>
31015 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31017 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31019 * target.h (struct gcc_target): New field library_rtti_comdat.
31020 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31021 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31022 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31023 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31025 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31027 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31029 2007-01-08 Richard Guenther <rguenther@suse.de>
31031 * tree.h (force_fit_type_double): Export.
31032 (force_fit_type): Remove.
31033 * fold-const.c (force_fit_type_double): New function.
31034 (force_fit_type): Remove.
31035 (int_const_binop): Use it.
31036 (fold_convert_const_int_from_int): Likewise.
31037 (fold_convert_const_int_from_real): Likewise.
31038 (fold_div_compare): Likewise.
31039 (fold_sign_changed_comparison): Likewise.
31040 (fold_unary): Likewise.
31041 (fold_negate_const): Likewise.
31042 (fold_abs_const): Likewise.
31043 (fold_not_const): Likewise.
31044 * c-common.c (shorten_compare): Use force_fit_type_double.
31045 * convert.c (convert_to_pointer): Likewise.
31047 2007-01-08 Richard Guenther <rguenther@suse.de>
31049 * tree.h (build_int_cst_wide_type): Export.
31050 * tree.c (build_int_cst_wide_type): New function.
31051 (build_int_cst_wide): Fix comment.
31052 * builtins.c (fold_builtin_object_size): Use build_int_cst
31053 to build -1 or 0 of the correct type. Use fit_double_type
31054 to check for overflow.
31055 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31057 (decode_field_reference): Likewise.
31058 (all_ones_mask_p): Likewise.
31059 (native_interpret_int): Use build_int_cst_wide_type.
31060 (fold_binary): Use build_int_cst_type to build an all-ones
31062 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31064 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31066 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31068 2007-01-09 Ben Elliston <bje@au.ibm.com>
31070 * genautomata.c (STATS_OPTION): New option.
31071 (stats_flag): New flag.
31072 (gen_automata_option): Handle it.
31073 (initiate_automaton_gen): Ditto.
31074 (write_automata): Output statistics only if stats_flag is
31075 set. Likewise, output time statistics only if time_flag is set.
31076 * doc/md.texi (Processor pipeline description): Document new flag.
31078 2007-01-08 Richard Guenther <rguenther@suse.de>
31080 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31081 * tree.c (build_int_cst_type): Likewise.
31082 (size_in_bytes): Don't call force_fit_type on the result.
31083 (int_fits_type_p): Use fit_double_type.
31084 * fold-const.c (fit_double_type): New function.
31085 (force_fit_type): Use it.
31086 * tree.h (fit_double_type): Export.
31088 2007-01-08 Jan Hubicka <jh@suse.cz>
31090 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31091 * ipa.c (function_and_variable_visibility): Fix return type.
31093 2007-01-08 Richard Guenther <rguenther@suse.de>
31095 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31096 of offset to build the index.
31097 * tree-pretty-print.c (dump_generic_node): Don't build negated
31098 const just for printing.
31099 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31100 * builtins.c (fold_builtin_int_roundingfn): Check if result
31101 fits the type by using force_fit_type and comparing the result.
31102 * predict.c (predict_loops): Use compare_tree_int for comparison.
31103 * tree.c (build_int_cst): Fall back to integer_type_node for
31105 (build_int_cst_wide): Assert type is non-null.
31107 2007-01-08 Roberto Costa <roberto.costa@st.com>
31109 * tree-vrp.c (extract_range_from_cond_expr): New.
31110 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31111 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31113 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31114 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31115 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31116 used as expressions.
31117 * tree-object-size.c (cond_expr_object_size): New.
31118 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31120 2007-01-08 Jan Hubicka <jh@suse.cz>
31122 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31123 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31126 2007-01-08 Richard Guenther <rguenther@suse.de>
31128 PR tree-optimization/23603
31129 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31130 (extract_range_from_binary): Fall back to truthvalue instead of
31131 varying for TRUTH_*_EXPR.
31132 (extract_range_from_comparison): Fall back to truthvalue instead of
31134 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31135 if all visited PHI values were constant.
31137 2007-01-08 Jan Hubicka <jh@suse.cz>
31139 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31140 (cgraph_analyze_function): break out from ...
31141 (cgraph_finalize_compilation_unit): ... here.
31142 (cgraph_expand_function): Remove forgoten commented out line.
31143 (cgraph_optimize): Analyze functions.
31145 2007-01-08 Jan Hubicka <jh@suse.cz>
31147 * tree-pas.h (TODO_remove_function): New flag.
31148 (TODO_update*): Renumber.
31149 (pass_ipa_increase_alignment,
31150 pass_ipa_function_and_variable_visibility): New passes.
31151 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31152 (cgraph_function_and_variable_visibility): Move to ipa.c
31153 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31154 cgraph_increase_alignment.
31155 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31156 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31157 calling tree-inline.
31158 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31159 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31160 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31161 (gate_increase_alignment): New function.
31162 (pass_ipa_increase_alignment): New pass.
31163 * ipa.c: Inline tree-pass.h and timevar.h
31164 (function_and_variable_visibility): Move here from cgraphunit.c
31165 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31166 * passes.c (init_optimization_passes): Add the two new passes.
31167 (execute_todo): Handle cgraph_remove_functions.
31169 2007-01-08 Nick Clifton <nickc@redhat.com>
31171 * config/frv/predicates.md (reg_or_0_operand): Accept
31174 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31176 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31177 * config.gcc: Add bfin*-rtems*.
31179 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31181 * c.opt: Add -flax-vector-conversions.
31182 * c-typeck.c (convert_for_assignment): Pass flag to
31183 vector_types_convertible_p to allow emission of note.
31184 (digest_init): Likewise.
31185 * c-opts.c: Handle -flax-vector-conversions.
31186 * c-common.c (flag_lax_vector_conversions): New.
31187 (vector_types_convertible_p): Unless -flax-vector conversions
31188 has been passed, disallow conversions between vectors with
31189 differing numbers of subparts and/or element types. If such
31190 a conversion is disallowed, possibly emit a note on the first
31191 occasion only to inform the user of -flax-vector-conversions.
31192 The new last argument specifies this.
31193 * c-common.h (flag_lax_vector_conversions): New.
31194 (vector_types_convertible_p): Add extra argument.
31195 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31196 char_type_node for V*QI type vectors.
31197 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31198 Update to satisfy new typechecking rules.
31199 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31200 C and C++ variants.
31201 * doc/invoke.texi (C Dialect Options): Document
31202 -flax-vector-conversions.
31204 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31206 PR tree-optimization/29877
31207 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31208 a register variable on the RHS to not be replaceable.
31210 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31211 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31212 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31213 const_simm15, const_pow2, const_npow2): Added.
31214 * config/score/misc.md (insv, extv, extzv, movmemsi,
31215 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31216 * config/score/score.c (score_address_cost, score_select_cc_mode):
31218 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31219 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31220 Update score_print_operand.
31221 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31222 Adjust register allocate order and update some macro define.
31223 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31224 mdx_block_move_straight, mdx_block_move_loop_head,
31225 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31226 mdx_block_move_loop, mdx_block_move): Added.
31227 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31228 mdp_limm): Updated and fix some bug and typo.
31229 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31230 (movsf, movdf, doloop_end): Added.
31232 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31234 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31235 config/arm/thumb2.md: Fix comment typos.
31236 * doc/extend.texi: Fix a typo.
31238 2007-01-07 Eric Christopher <echristo@apple.com>
31240 * configure.ac: Check for __stack_chk_fail for darwin.
31241 * configure: Regenerate.
31243 2007-01-07 Richard Guenther <rguenther@suse.de>
31245 * tree-vrp.c (extract_range_from_assert): CSE calls to
31246 compare_values where possible.
31247 (extract_range_from_unary_expr): Likewise.
31249 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31251 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31252 * config/avr/avr.c (call_insn_operand): Delete function.
31253 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31254 instead of register number. Use predicates.
31255 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31256 call_insn_operand): Add.
31258 2007-01-06 Jan Hubicka <jh@suse.cz>
31260 * tree-pass.h (pass_build_cgraph_edges): Declare.
31261 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31262 (visited_nodes): Remove.
31263 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31264 build_cgrpah_edges; make visited_nodes local.
31265 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31266 (record_references_in_initializer): Move to cgraphbuild.c
31267 (initialize_inline_failed, rebuild_cgraph_edges,
31268 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31269 (verify_cgraph_node): Make visited_nodes local.
31270 (cgraph_analyze_function): Do not call cgraph_create_edges and
31271 initialize_inline_failed.
31272 (cgraph_expand_function): Do not call cgraph_lower_function;
31273 assert that function is already lowered.
31274 * Makefile.in (cgraphbuild.o): New.
31275 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31276 at the end of lowering passes.
31278 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31280 * ifcvt.c (cond_move_convert_if_block): New function, code
31281 factored out from...
31282 (cond_move_process_if_block): ...here. Call the new function
31283 on the THEN and ELSE blocks.
31284 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31285 already takes care of this.
31287 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31290 * tree.h (TREE_OVERFLOW_P): New.
31291 * c-typeck.c (parser_build_unary_op): Warn only if result
31292 overflowed and operands did not.
31293 (parser_build_binary_op): Likewise.
31294 (convert_for_assignment): Remove redundant overflow_warning.
31295 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31297 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31299 * c-typeck.c (store_init_value): Split over two lines to follow
31300 the GNU coding style.
31302 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31304 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31305 __GXX_EXPERIMENTAL_CXX0X__.
31306 * doc/cpp.texi: Same.
31308 2007-01-05 Richard Guenther <rguenther@suse.de>
31310 PR middle-end/27826
31311 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31312 with mismatched types. Instead explicitly build a
31313 conversion NOP_EXPR.
31315 2007-01-05 Ian Lance Taylor <iant@google.com>
31317 * c-common.c (decl_with_nonnull_addr_p): New function.
31318 (c_common_truthvalue_conversion): Call it.
31319 * c-typeck.c (build_binary_op): Likewise.
31320 * c-common.h (decl_with_nonnull_addr_p): Declare.
31322 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31325 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31328 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31330 * doc/install.texi (Final install): Document the fact that
31331 the GNAT runtime should not be stripped.
31333 2007-01-04 Jan Hubicka <jh@suse.cz>
31335 * tree-inline.c (fold_marked_statements): Update operand caches
31336 and EH after folding
31338 2007-01-04 Ian Lance Taylor <iant@google.com>
31340 * c-common.c (check_function_nonnull): Whitespace fix.
31342 2007-01-04 Jan Hubicka <jh@suse.cz>
31344 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31345 comitted older version of patch.
31346 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31347 function, celanup cfg and collect garbage.
31349 2007-01-04 Mike Stump <mrs@apple.com>
31351 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31354 2007-01-04 Eric Christopher <echristo@apple.com>
31356 * libgcc2.c (__bswapsi2): Use SItype.
31357 (__bswapdi2): Use DItype.
31358 * libgcc2.h: Update for above.
31360 2007-01-04 Paul Brook <paul@codesourcery.com>
31362 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31363 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31364 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31365 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31366 umulsi3_highpart): Make conditional on !arm_arch6.
31367 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31368 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31369 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31370 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31371 umulsi3_highpart_v6): New insns.
31373 2007-01-04 Roger Sayle <roger@eyesopen.com>
31375 * fold-const.c (fold_convert): When casting an expression to void,
31376 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31377 have a type. Instead of attempting to build a NOP_EXPR, return
31378 these "special" trees directly.
31380 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31382 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31383 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31384 rs6000_cost->fp not 0 as adjustment for outer NEG.
31386 2007-01-04 Jan Hubicka <jh@suse.cz>
31388 * cgraph.c (cgraph_release_function_body): New function.
31389 (cgraph_remove_node): Use it.
31390 * cgraph.h (cgraph_release_function_body): Declare.
31391 * cgraphunit.c (cgraph_expand_function): Use it.
31392 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31393 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31394 is initialized and while compilation of other function is running.
31395 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31396 statement CFG annotations from here to ...
31397 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31399 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31401 * cfgloop.h (enum li_flags): Make the constants powers of two.
31403 2007-01-04 Jan Hubicka <jh@suse.cz>
31405 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31407 (fold_marked_statements): New function.
31408 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31409 * tree-inline.h (copy_body_data): Add statements_to_fold.
31411 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31413 * config.gcc: Mention libgcc/config.host.
31414 * Makefile.in: Update comments mentioning libgcc.
31415 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31416 (all.cross, start.encap, rest.encap, rest.cross): Update
31417 dependencies for libgcc move.
31418 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31419 (clean-target, clean-target-libgcc): Delete.
31420 (srcdirify, GCC_EXTRA_PARTS): New macros.
31421 (libgcc-support, libgcc.mvars): New rules.
31422 (distclean): Remove mention of mklibgcc.
31423 (install): Don't reference INSTALL_LIBGCC.
31424 (install-common): Don't reference EXTRA_PARTS.
31425 (install-libgcc, install-multilib): Delete rules.
31426 * mklibgcc.in: Delete file.
31427 * doc/configfiles.texi: Don't mention mklibgcc.
31429 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31430 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31431 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31432 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31433 (mklibgcc, ldblspecs): Likewise.
31435 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31436 (posixpre.def): Use $(T).
31437 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31438 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31439 (SHLIB_LINK): Make dummy.
31440 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31442 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31444 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31445 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31446 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31447 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31449 * configure.ac (all_outputs): Remove mklibgcc.
31450 * configure: Regenerated.
31452 2007-01-03 Josh Conner <jconner@apple.com>
31454 PR middle-end/29683
31455 * calls.c (compute_argument_addresses): Set stack and stack_slot
31456 for partial args, too.
31457 (store_one_arg): Use locate.size.constant for the size when
31458 generating a save_area.
31460 2007-01-03 Robert Kennedy <jimbob@google.com>
31462 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31463 whose definitions are deleted due to basic block merging.
31465 2007-01-03 Paul Brook <paul@codesourcery.com>
31468 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31470 (use_return_insn): Return 0 for Thumb interrupt functions.
31471 (print_multi_reg): Add rfe argument for IRQ returns.
31472 (arm_output_epilogue): Pop interrupt return address directly into PC.
31473 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31475 2007-01-03 Paul Brook <paul@codesourcery.com>
31477 Merge from sourcerygxx-4_1.
31478 * config/arm/thumb2.md: New file.
31479 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31481 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31482 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31483 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31484 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31486 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31487 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31489 * config/arm/ieee754-sf.S: Ditto.
31490 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31491 (thumb1_base_register_rtx_p): ... to this.
31492 (thumb_index_register_rtx_p): Rename...
31493 (thumb1_index_register_rtx_p): ... to this.
31494 (thumb_output_function_prologue): Rename...
31495 (thumb1_output_function_prologue): ... to this.
31496 (thumb_legitimate_address_p): Rename...
31497 (thumb1_legitimate_address_p): ... to this.
31498 (thumb_rtx_costs): Rename...
31499 (thumb1_rtx_costs): ... to this.
31500 (thumb_compute_save_reg_mask): Rename...
31501 (thumb1_compute_save_reg_mask): ... to this.
31502 (thumb_final_prescan_insn): Rename...
31503 (thumb1_final_prescan_insn): ... to this.
31504 (thumb_expand_epilogue): Rename...
31505 (thumb1_expand_epilogue): ... to this.
31506 (arm_unwind_emit_stm): Rename...
31507 (arm_unwind_emit_sequence): ... to this.
31508 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31509 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31510 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31511 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31512 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31513 thumb2_output_casesi): New functions.
31514 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31515 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31516 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31517 THUMB2_WORK_REGS): Define.
31518 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31519 arm_condexec_mask, arm_condexec_masklen)): New variables.
31520 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31521 (arm_override_options): Check new CPU capabilities.
31522 Set new architecture flag variables.
31523 (arm_isr_value): Handle v7m interrupt functions.
31524 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31526 (const_ok_for_arm): Handle Thumb-2 constants.
31527 (arm_gen_constant): Ditto. Use movw when available.
31528 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31530 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31531 (thumb_find_work_register, arm_load_pic_register,
31532 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31533 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31534 print_multi_reg, output_mov_long_double_fpa_from_arm,
31535 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31536 output_mov_double_fpa_from_arm, output_move_double,
31537 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31538 output_return_instruction, arm_output_function_prologue,
31539 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31540 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31541 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31542 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31543 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31544 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31546 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31547 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31548 (arm_file_start): Output directive for unified syntax.
31549 (arm_unwind_emit_set): Handle stack alignment instruction.
31550 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31551 Add v6t2, v7, v7a, v7r and v7m.
31552 (RETLDM): Add Thumb-2 code.
31553 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31554 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31555 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31556 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31557 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31558 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31559 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31560 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31561 ADJUST_INSN_LENGTH): Define.
31562 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31563 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31564 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31565 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31566 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31567 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31568 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31569 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31570 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31571 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31572 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31573 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31574 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31575 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31576 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31577 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31578 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31580 * config/arm/arm-tune.md: Regenerate.
31581 * config/arm/arm-protos.h: Update prototypes.
31582 * config/arm/vfp.md: Enable patterns for Thumb-2.
31583 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31584 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31585 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31586 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31587 * config/arm/libunwind.S: Add Thumb-2 code.
31588 * config/arm/constraints.md: Update include Thumb-2.
31589 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31590 * config/arm/ieee754-df.S: Ditto.
31591 * config/arm/bpabi.S: Ditto.
31592 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31593 * config/arm/predicates.md (low_register_operand,
31594 low_reg_or_int_operand, thumb_16bit_operator): New.
31595 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31596 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31597 * config/arm/t-arm-elf: Add armv7 multilib.
31598 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31600 (UNSPEC_STACK_ALIGN, ce_count): New.
31601 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31602 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31604 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31605 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31606 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31607 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31608 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31609 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31611 * doc/extend.texi: Document ARMv7-M interrupt functions.
31612 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31614 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31616 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31617 (struct _Unwind_Context): Rename args_size to flags, remove
31618 signal_frame field, add a new args_size field and version field.
31619 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31620 _Unwind_IsExtendedContext): New inline functions.
31621 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31622 Assume by_value array is only present if _Unwind_IsExtendedContext.
31623 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31624 _Unwind_IsSignalFrame.
31625 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31626 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31627 (uw_init_context_1): Initialize context->flags to
31628 EXTENDED_CONTEXT_BIT.
31629 * config/rs6000/linux-unwind.h (frob_update_context): Use
31630 _Unwind_SetSignalFrame.
31632 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31634 PR middle-end/30353
31635 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31636 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31639 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31641 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31642 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31643 RET, AT_SP): Remove.
31644 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31647 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31648 * cfgbuild.c (find_basic_blocks): Likewise.
31649 * cfgrtl.c (rtl_create_basic_block): Likewise.
31650 * function.c (temp_slots_at_level): Likewise.
31651 * reg-stack.c (stack_regs_mentioned): Likewise.
31652 * regclass.c (allocate_reg_info): Likewise.
31653 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31654 set_bb_for_stmt, move_block_to_fn): Likewise.
31655 * tree-complex.c (tree_lower_complex): Likewise.
31656 * vec.h (VEC_safe_grow_cleared): New.
31658 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31660 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31662 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31663 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31665 * cfgloopmanip.c (scale_loop_frequencies): Export.
31666 (loopify): Scale the frequencies by prescribed coefficients.
31667 (set_zero_probability): New function.
31668 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31669 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31670 and frequencies according to arguments.
31671 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31673 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31674 * modulo-sched.c (sms_schedule): Set probabilities for entering
31675 versioned loop correctly.
31676 * tree-vect-transform.c (vect_transform_loop): Ditto.
31677 * cfgloop.h (loopify, loop_version): Declaration changed.
31678 (scale_loop_frequencies): Declared.
31680 2007-01-02 Jan Hubicka <jh@suse.cz>
31682 * cgraph.c: Include tree-flow.h
31683 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31684 early_local_passes.
31685 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31686 * tree-pass.h (pass_all_early_optimizations): Declare.
31687 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31688 early_local_passes.
31689 (cgraph_analyze_function): Do early_local_passes.
31690 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31691 Do not add referenced vars.
31692 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31694 (gate_all_early_local_passes): New gate.
31695 (pass_early_local_passes): Use new gate.
31696 (execute_early_local_optimizations): New functions.
31697 (gate_all_early_optimizations): New gate.
31698 (pass_all_early_optimizations): New pass.
31699 (execute_free_datastructures): Free SSA only when initialized.
31700 (gate_init_datastructures): Init only when optimizing.
31701 (tree_lowering_passes): Do early local passes when called late.
31702 * tree-profile.c (do_tree_profiling): Don't profile functions added
31704 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31705 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31707 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31708 during early_local_passes.
31709 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31712 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31714 * Makefile.in: Update copyright year.
31716 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31718 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31719 in $(lang_checks) and check-consistency targets.
31721 2007-01-02 Jan Hubicka <jh@suse.cz>
31723 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31724 Do not add referenced vars.
31725 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31727 * passes.c (init_optimization_passes): Put mudflap_2 after
31728 free_datastructures.
31730 2007-01-02 Jan Hubicka <jh@suse.cz>
31732 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31733 Set NOTHROW flag on call statements proved to be nothrow.
31734 Update statement of local calls so new pure/const functions are
31735 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31737 (tree_rest_of_compilation): Register hooks and initialize bitmap
31738 early. Do not set after_inlining flag.
31740 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31742 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31743 HOST_BITS_PER_LONGLONG
31745 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31748 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31749 warning for non-static initializers.
31751 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31753 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31754 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31755 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31756 Always use set_unique_reg_note to add REG_EQUAL notes.
31758 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31761 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31763 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31764 * cfgbuild.c (find_basic_blocks): Likewise.
31765 * cfgrtl.c (rtl_create_basic_block): Likewise.
31766 * function.c (temp_slots_at_level): Likewise.
31767 * reg-stack.c (stack_regs_mentioned): Likewise.
31768 * regclass.c (allocate_reg_info): Likewise.
31769 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31770 set_bb_for_stmt, move_block_to_fn): Likewise.
31771 * tree-complex.c (tree_lower_complex): Likewise.
31772 * vec.h (VEC_safe_grow_cleared): New.
31774 2007-01-02 Ian Lance Taylor <iant@google.com>
31776 * c-common.c (c_common_truthvalue_conversion): When warning about
31777 using an assignment as a truth value, set TREE_NO_WARNING.
31779 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31782 * c.opt (Wold-style-declaration): New.
31783 * doc/invoke.texi (C-only Warning Options): New.
31784 (Wold-style-declaration): Document it.
31785 (Wextra): Enabled by -Wextra.
31786 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31787 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31788 -Wold-style-declaration.
31790 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31792 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31793 * cfgbuild.c (find_basic_blocks): Likewise.
31794 * cfgrtl.c (rtl_create_basic_block): Likewise.
31795 * function.c (temp_slots_at_level): Likewise.
31796 * reg-stack.c (stack_regs_mentioned): Likewise.
31797 * regclass.c (allocate_reg_info): Likewise.
31798 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31799 set_bb_for_stmt, move_block_to_fn): Likewise.
31800 * tree-complex.c (tree_lower_complex): Likewise.
31801 * vec.h (VEC_safe_grow_cleared): New.
31803 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31805 * c-common.c (c_common_nodes_and_builtins): Since variants of
31806 void_type_node get built before it is given a name, we need to
31807 give those variants the name, too.
31808 (complete_array_type): We need to work with the canonical main
31809 type of the array, from which we will build the qualified version.
31810 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31811 * print-tree.c (print_node): Display canonical type information
31813 * stor-layout.c (layout_type): When we don't know the
31814 alignment of a type for which we're building an array, we end up
31815 guessing wrong, so make the type require structural equality.
31816 * tree.c (make_node_stat): When we build a new type, it is its
31817 own canonical type.
31818 (build_type_attribute_qual_variant): When building an attribute
31819 variant, its canonical type is the non-attribute variant. However,
31820 if the attributes are target-dependent and they differ, we need to
31821 use structural equality checks for this type.
31822 (build_qualified_type): A qualified type is not equivalent to its
31823 unqualified variant; set the canonical type appropriately.
31824 (build_distinct_type_copy): When building a distinct type from
31825 another type, the new type is its own canonical type.
31826 (build_variant_type_copy): When building a new type variant, we
31827 assume that it is equivalent to the original type.
31828 (build_pointer_type_for_mode): When building a pointer type, also
31829 build a canonical type pointer.
31830 (build_reference_type_for_mode): When building a reference type,
31831 also build a canonical type reference.
31832 (build_index_type): When we can't hash an index type (e.g.,
31833 because its maximum value is negative), the index type requires
31834 structural equality tests.
31835 (build_array_type): Build the canonical form of an array type.
31836 (build_function_type): Function types require structural equality,
31837 because they contain default arguments, attributes, etc.
31838 (build_method_type_directly): Ditto for method types.
31839 (build_offset_type): Build the canonical offset type.
31840 (build_complex_type): Build the canonical vector type.
31841 (make_vector_type): Build the canonical vector type.
31842 * tree.h (TYPE_CANONICAL): New.
31843 (TYPE_STRUCTURAL_EQUALITY_P): New.
31844 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31845 (struct tree_type): Added "canonical" field.
31846 * params.h (VERIFY_CANONICAL_TYPES): New.
31847 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31848 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31849 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31850 * doc/invoke.texi (verify-canonical-types): Document --param
31851 parameter for verifying canonical types.
31853 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31855 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31856 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31857 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31858 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31860 * config/rs6000/e500.h: New.
31861 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31862 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31864 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31865 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31866 TARGET_E500_DOUBLE): Remove.
31867 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31868 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31869 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31870 * config/rs6000/rs6000.c (rs6000_override_options): Use
31871 CHECK_E500_OPTIONS.
31873 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31875 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31876 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31877 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31878 rs6000_emit_cmove): Don't check TARGET_E500.
31879 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31880 sordered): Don't check TARGET_E500.
31882 2007-01-01 Eric Christopher <echristo@apple.com>
31884 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31885 HARD_REGISTER_NUM_P.
31887 2007-01-01 Roger Sayle <roger@eyesopen.com>
31889 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31890 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31891 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31894 2007-01-01 Mike Stump <mrs@apple.com>
31896 * configure.ac: Remove support for building with Apple's gcc-3.1.
31898 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31900 PR middle-end/30311
31901 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31902 REG is a hard register. Do not modify REG before calling
31904 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31905 multiple of the size of YMODE for certain lowpart cases.
31907 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31909 PR middle-end/30253
31910 * gimplify (voidify_wrapper_expr): Update for
31911 GIMPLE_MODIFY_STMT.
31913 2007-01-01 Andreas Schwab <schwab@suse.de>
31916 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31917 save of BR0 in extra_spill_size instead of spill_size.
31918 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31920 (ia64_expand_epilogue): Restore BR0 from its new location.
31922 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31924 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31925 Use a temporary variable if the left hand side is not a gimple
31928 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31930 * gimplify.c (gimplify_return_expr): Make the temporary variable
31931 for the return expression, a gimple register variable.
31933 2007-01-01 Jan Hubicka <jh@suse.cz>
31935 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31938 2007-01-01 Mike Stump <mrs@apple.com>
31940 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31942 * config/darwin.c (machopic_select_rtx_section): Use
31943 HAVE_GAS_LITERAL16.
31944 (darwin_mergeable_constant_section): Likewise.
31945 * configure: Regenerate.
31946 * config.in: Regenerate.
31948 2007-01-01 Jan Hubicka <jh@suse.cz>
31949 Andrew Pinski <pinskia@gmail.com>
31951 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31952 before starting IPA passes.