1 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
3 PR rtl-optimization/32481
4 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8 * dce.c (deletable_insn_p_1): New function, split out from...
9 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10 specially, not those inside PARALLELs. Remove BODY argument
11 and adjust recursive call accordingly.
12 (prescan_insns_for_dce): Update call to delete_insn_p.
14 2007-06-27 Richard Guenther <rguenther@suse.de>
17 * tree.h (fold_convertible_p): Declare.
18 * fold-const.c (fold_convertible_p): New function.
19 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
20 instead of lang_hooks.types_compatible_p.
22 2007-06-26 Jan Hubicka <jh@suse.cz>
24 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
25 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
26 early use validate_unshare_change.
27 (reload_combine): Likewise.
28 * recog.c (change_t): New field unshare.
29 (validate_change_1): Rename from validate_change; add argument unshare.
30 (validate_change): Turn into wrapper of validate_change_1; update
32 (validate_unshare_change): New.
33 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
34 calls of df_insn_rescan.
35 * recog.h (validate_change): Replace ints by bools.
36 (validate_unshare_change): Declare.
38 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
40 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
42 2007-06-26 Steve Ellcey <sje@cup.hp.com>
44 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
46 2007-06-25 Jan Hubicka <jh@suse.cz>
48 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
50 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
51 cgraph_decide_inlining_incrementally): Move uninlinability checks to
52 places other call site specific checks are performed.
54 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
57 * tree-vect-transform.c (vectorizable_operation): Convert
58 POINTER_PLUS_EXPR over to PLUS_EXPR.
60 2007-06-25 Chao-ying Fu <fu@mips.com>
62 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
63 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
64 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
65 Document GET_MODE_IBIT, and GET_MODE_FBIT.
67 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
68 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
69 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
70 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
71 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
72 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
73 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
74 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
75 ALL_FIXED_POINT_MODE_P): New define.
76 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
78 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
80 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
81 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
82 MODE_VECTOR_UACCUM): New mode classes.
84 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
85 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
86 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
89 * genmodes.c (struct mode_data): Add ibit and fbit fields.
90 (blank_mode): Initialize ibit and fbit.
91 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
92 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
93 (new_adjust): Change required_class to required_class_from and
94 required_class_to for testing within a range.
95 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
96 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
98 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
99 (make_fixed_point_mode): New.
100 (_ADD_ADJUST): Change C to C1 and C2.
101 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
102 use a range for machine classes.
103 (ADJUST_IBIT, ADJUST_FBIT): New.
104 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
106 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
107 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
108 Emit adjustment for ibit and fbit.
109 (emit_mode_ibit, emit_mode_fbit): New.
110 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
112 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
114 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
115 as the source of the set.
117 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
119 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
120 FP_REGNO_P): Use IN_RANGE.
121 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
122 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
123 (DATA_REG_P): Use DATA_REGNO_P.
124 (FP_REG_P): Use FP_REGNO_P.
125 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
126 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
127 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
129 2007-06-24 Jan Hubicka <jh@suse.cz>
132 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
134 2007-06-24 Sebastian Pop <sebpop@gmail.com>
137 * fold-const.c (fold_binary): Strip nops of operand 0
138 of BIT_NOT_EXPR before calling operand_equal_p.
139 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
140 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
142 2007-06-23 Mark Mitchell <mark@codesourcery.com>
144 * doc/extend.texi: Document that dllimport and dllexport imply
146 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
147 imported or exported declaration, including type declarations.
148 * c-common.c (handle_visibility_attribute): Check for conflicts
149 with dllimport/dllexport.
150 (c_determine_visibility): Handle dllimport/dllexport as an
151 explicit visibility atttribute.
153 2007-06-23 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/16876
157 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
159 * tree-inline.c (initialize_inlined_parameters): Do not call
160 lang_hooks.tree_inlining.convert_parm_for_inlining.
161 * cgraphbuild.c (initialize_inline_failed): Set inline failed
162 reason for mismatched types.
163 * gimplify.c (gimplify_call_expr): Verify the call expression
164 arguments match the called function type signature. Otherwise
165 mark the call expression to be not considered for inlining
166 using CALL_CANNOT_INLINE_P flag.
167 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
168 edges call expression.
169 (cgraph_decide_inlining_of_small_function): Likewise.
170 (cgraph_decide_inlining): Likewise.
171 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
173 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
174 * c-typeck.c (c_convert_parm_for_inlining): Remove.
175 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
177 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
178 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
180 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
181 convert_parm_for_inlining member.
183 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
186 * arm.md (negscc): Match the correct operand for optimized LT0 test.
187 Remove optimization for GT.
189 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
192 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
194 (prescan_insns_for_dce): Add extra parameter.
196 2007-06-23 Jan Hubicka <jh@suse.cz>
199 * gimplify.c (mark_addressable): New function.
200 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
202 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
205 * expr.c (store_constructor): Do not clobber non-zeroed memory.
207 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
210 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
211 moves between MMX/SSE registers to at least 8 units to prevent
212 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
214 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
216 * config/i386/i386.c (override_options): Correct x86_sahf
219 2007-06-21 David Daney <ddaney@avtrex.com>
222 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
223 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
224 (exception_receiver): Renamed to ...
225 (nonlocal_goto_receiver): ... this.
227 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
229 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
230 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
231 partial register accesses.
233 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
235 * fold-const.c (debug_fold_checksum): Move it under
236 ENABLE_FOLD_CHECKING.
238 2007-06-21 Sebastian Pop <sebpop@gmail.com>
241 * tree.h (debug_fold_checksum): Declared.
242 * fold-const.c (build_fold_addr_expr_with_type_1): New.
243 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
244 build_fold_addr_expr_with_type_1.
245 (fold_addr_expr, debug_fold_checksum): New.
246 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
247 (fold_unary, fold_comparison, split_address_to_core_and_offset):
250 2007-06-21 Sebastian Pop <sebpop@gmail.com>
252 PR tree-optimization/19590
253 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
254 of scev is a constant.
255 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
257 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
259 * df-problems.c (df_note_bb_compute): Made computation of live
260 info consistent with df_lr.
262 2007-06-21 Richard Guenther <rguenther@suse.de>
264 PR tree-optimization/32453
265 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
266 for pointer anti-range.
268 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
270 * config/i386/i386.c (processor_target_table): Increase maximum
271 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
274 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
275 byte alignment if > 8 byte alignment is preferred.
276 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
278 2007-06-21 Jakub Jelinek <jakub@redhat.com>
280 PR tree-optimization/31866
281 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
282 if ASM_EXPR's input is not a SSA_NAME.
285 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
286 but decl is a global var, instead return decl.
287 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
288 even for is_global_var decls, if they are private in some outer
291 2007-06-21 Richard Guenther <rguenther@suse.de>
293 PR tree-optimization/32451
294 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
296 2007-06-21 Christian Bruel <christian.bruel@st.com>
298 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
299 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
300 (push_regs): Changed saving order or banked registers.
301 (sh_expand_epilogue): Likewise.
302 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
303 (FIRST_BANKED_REG): Likewise.
304 (LAST_BANKED_REG): Likewise.
305 * config/sh/sh.md (banked) New attribute.
306 (in_delay_slot): Check banked attribute.
308 2007-06-20 Sebastian Pop <sebpop@gmail.com>
310 PR tree-optimization/32075
311 * tree-data-ref.c (subscript_dependence_tester_1,
312 analyze_miv_subscript, analyze_overlapping_iterations,
313 add_distance_for_zero_overlaps, build_classic_dist_vector,
314 subscript_dependence_tester_1, analyze_overlapping_iterations,
315 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
316 compute_affine_dependence, compute_all_dependences): Pass loop_nest
317 to evolution_function_is_affine_multivariate_p.
319 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
321 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
323 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
326 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
328 * config/m32c/prologue.md (epilogue_exitd_16): New.
329 (epilogue_reit_16): New.
330 (epilogue_exitd): Rename to epilogue_exitd_24.
331 (epilogue_reit): Rename to epilogue_reit_24.
333 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
334 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
336 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
338 * haifa-sched.c (queue_to_ready): Don't requeue next insn
339 if dbg_cnt (sched_insn) reaches the limit.
340 (choose_ready): New parameter INSN_PTR and new return value.
341 (schedule_block): Handle dbg_cnt (sched_insn). Handle
342 the new return value from choose_ready.
343 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
344 (rest_of_handle_global_alloc): New global_alloc_at_func.
346 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
348 PR tree-optimization/25737
349 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
350 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
351 * tree-flow.h (struct fieldoff): Add new field alias_set.
352 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
353 argument addressable_type. Set alias_set of fieldoff.
354 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
355 (create_overlap_variables_for): Pass alias_set from fieldoff to
357 * alias.c (get_alias_set): Use alias_set from SFT if set.
359 2007-06-20 Hui-May Chang <hm.chang@apple.com>
361 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
362 of a variable as an unsigned HOST_WIDE_INT integer.
364 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
366 PR rtl-optimization/32405
367 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
369 2007-06-20 Jakub Jelinek <jakub@redhat.com>
371 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
374 * builtins.c: Include diagnostic.h.
375 (expand_builtin_expect): Make gcc_assert more permissive.
376 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
379 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
383 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
384 if ACCUMULATE_OUTGOING_ARGS.
386 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
388 * config/m68hc11/m68hc11.c: Include dataflow header file.
389 (m68hc11_reorg): Port to dataflow.
391 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
393 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
394 (struct df_problem.free_blocks_on_set_blocks): New field.
395 (struct dataflow.optional_p): New field.
396 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
397 (df_live_set_all_dirty): New function.
398 * df-scan.c (df_scan_alloc): Initialize optional_p.
399 (problem_SCAN): Initialize free_blocks_on_set_blocks.
400 * df-core.c (df_set_blocks): Removed use of
401 DF_FIRST_OPTIONAL_PROBLEM. Now uses
402 df_problem.free_blocks_on_set_blocks to determine which blocks are
404 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
405 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
406 uses dataflow.optional_p to determine if problem should be
408 (rest_of_handle_df_initialize): Only start live problem if
410 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
411 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
412 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
413 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
414 problem_NOTE): Initialize free_blocks_on_set_blocks.
415 (df_lr_bb_local_compute): Recompute luids if df_live problem is
417 (df_live_set_all_dirty, df_note_alloc): New function.
418 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
420 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
421 * postreload.c (reload_combine): Ditto.
422 * cse.c (cse_extended_basic_block): Ditto.
423 * regmove.c (mark_flags_life_zones): Ditto.
424 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
425 erase_matching_seqs): Ditto.
426 * bt-load.c (compute_defs_uses_and_gen): Ditto.
427 * integrate (allocate_initial_values): Ditto.
428 * combine.c (reg_dead_at_p): Ditto.
429 * resource.c (mark_target_live_regs): Ditto.
430 * sched-rgn.c (check_live_1, update_live_1): Ditto.
431 * config/sh/sh.c (find_r0_life_regions): Ditto.
432 * global.c (rest_of_handle_global_alloc): Only add back df_live
434 * local-alloc.c (rest_of_handle_local_alloc): Only remove
436 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
438 (if_convert): Make sure df_live is there at -O == 1.
439 (pass_if_after_combine): Cleanup flags.
440 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
443 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
445 * config/arm/arm.c (arm_get_frame_offsets): Set
446 offsets->locals_base to avoid negative stack size.
447 (thumb1_expand_prologue): Assert on negative stack size.
449 2007-04-19 Sebastian Pop <sebpop@gmail.com>
451 PR tree-optimization/32367
452 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
453 of the chrec has no evolution in that loop.
454 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
456 2007-06-19 Bob Wilson <bob.wilson@acm.org>
458 * config/xtensa/xtensa.c: Include "df.h".
459 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
460 (xtensa_va_start): Invoke make_tree with sizetype for
461 expand_builtin_saveregs and then convert the result to a pointer.
462 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
463 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
464 Subtract argument size from index value as integers and then use
465 POINTER_PLUS_EXPR to add the result to the array address.
467 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
470 * config/m32c/m32c.c: Include dataflow header file.
471 (m32c_emit_prologue): Adjust for prologue insn change.
472 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
473 once inside a PARALLEL. Assume frame size passed in operand 0
474 includes space to save the fb register.
475 (prologue_enter_24): Likewise.
476 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
478 2007-06-19 David Daney <ddaney@avtrex.com
481 * config/mips/mips.md (cprestore): Mark $gp as used.
483 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
486 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
487 (frv_ifcvt_modify_insn): Likewise.
489 2007-06-19 Richard Guenther <rguenther@suse.de>
491 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
492 only handle positive offsets that fit in a HOST_WIDE_INT.
494 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
496 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
497 result of rsqrt insn for zero input argument to avoid NaN.
499 2007-06-19 Richard Guenther <rguenther@suse.de>
502 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
504 2007-06-19 Jakub Jelinek <jakub@redhat.com>
506 PR tree-optimization/32353
507 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
509 2007-06-19 Nick Clifton <nickc@redhat.com>
511 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
513 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
517 * config/i386/i386.c (assign_386_stack_local): Assert that
518 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
519 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
520 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
521 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
523 2007-06-18 Steve Ellcey <sje@cup.hp.com>
525 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
527 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
529 PR rtl-optimization/32321
530 * gcse.c (replace_store_insn): Update the note before
531 calling emit_insn_after.
533 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
536 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
538 * df-problems.c (df_note_bb_compute): Fix dumping info.
540 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
542 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
543 insn with emit_jump_insn.
545 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
547 PR tree-optimization/32383
548 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
549 * targhooks.h (default_builtin_reciprocal): Update prototype.
550 * target.h (struct gcc_target): Update builtin_reciprocal.
551 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
552 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
553 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
554 when fndecl is in BUILT_IN_MD class.
555 (execute_convert_to_rsqrt): Ditto.
557 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
558 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
559 Convert BUILT_IN_SQRTF code only when md_fn is false.
561 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
563 * bt-load.c (move_btr_def): Fix the order of arguments
564 to validate_replace_rtx.
566 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
568 * config/m68k/m68k-devices.def: Add 54450..54455.
570 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
572 PR rtl-optimization/32366
573 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
574 FLOAT_EXTEND]: Prevent non-scalar modes from entering
577 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
580 * modulo-sched (generate_reg_moves): Added rescan parameter and if
581 this is true, rescan insn being modified.
582 (sms_schedule): Added rescan parameter.
583 (rest_of_handle_sms): Moved freeing of dominance info to before
584 getting out of cfg_layout.
586 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
588 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
589 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
592 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
593 FL_CF_EMAC from the entry for isac.
595 * config/m68k/predicates.md (const_call_operand): Adjust comment.
596 (const_sibcall_operand): New.
597 (sibcall_operand): Use it.
598 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
599 (m68k_isas): ISAC does not imply FPU or EMAC.
600 (override_options): Add ISA_C logic for symbolic jump & call.
602 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
604 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
605 return mode from the builtin itself.
606 (sparc_fold_builtin): Fix cast of zero constant.
608 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
610 * targhooks.c (default_builtin_reciprocal): New default target hook.
611 * targhooks.h (default_builtin_reciprocal): Add prototype.
612 * hooks.c (hook_tree_tree_bool_null): Remove hook.
613 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
614 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
615 default_builtin_reciprocal.
617 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
620 * hooks.c (hook_tree_tree_bool_null): New hook.
621 * hooks.h (hook_tree_tree_bool_null): Add prototype.
622 * tree-pass.h (pass_convert_to_rsqrt): Declare.
623 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
624 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
625 and convert it to reciprocal a*rfunc(b).
626 (execute_convert_to_rsqrt): New function.
627 (gate_convert_to_rsqrt): New function.
628 (pass_convert_to_rsqrt): New pass definition.
629 * target.h (struct gcc_target): Add builtin_reciprocal.
630 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
631 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
632 TARGET_BUILTIN_RECIPROCAL.
633 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
635 * config/i386/i386.h (TARGET_RECIP): New define.
636 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
637 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
638 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
639 and not optimizing for size.
640 (*rcpsf2_sse): New insn pattern.
641 (*rsqrtsf2_sse): Ditto.
642 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
643 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
644 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
645 and not optimizing for size.
646 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
647 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
648 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
649 and not optimizing for size.
650 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
651 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
652 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
653 and not optimizing for size.
654 (*sse_rsqrtv4sf2): Do not export.
656 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
657 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
658 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
659 and not optimizing for size.
661 * config/i386/i386.opt (mrecip): New option.
662 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
663 (ix86_emit_swsqrtsf): Ditto.
664 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
665 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
667 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
668 ix86_expand_unop1_builtin.
669 (ix86_emit_swdivsf): New function.
670 (ix86_emit_swsqrtsf): Ditto.
671 (ix86_builtin_reciprocal): New function.
672 (TARGET_BUILTIN_RECIPROCAL): Use it.
673 (ix86_vectorize_builtin_conversion): Rename from
674 ix86_builtin_conversion.
675 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
676 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
677 "i386 and x86_64 Options" section.
678 (Intel 386 and AMD x86_64 Options): Document -mrecip.
680 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
681 Zdenek Dvorak <dvorakz@suse.cz>
682 Richard Guenther <rguenther@suse.de>
683 Kaz Kojima <kkojima@gcc.gnu.org>
685 * tree-vrp.c (compare_values_warnv): Convert val2 to
687 (extract_range_from_assert): Create
688 POINTER_PLUS_EXPR for pointer types.
689 (extract_range_from_binary_expr): Handle
690 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
692 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
693 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
694 POINTER_PLUS_EXPR as PLUS_EXPR.
695 (number_of_iterations_lt_to_ne):
696 For pointer types, use sizetype when
697 creating MINUS_EXPR/PLUS_EXPRs.
698 (assert_loop_rolls_lt): For pointer types, use sizetype when
699 creating MINUS_EXPR/PLUS_EXPRs.
700 (number_of_iterations_le): Likewise.
701 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
702 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
703 like PLUS_EXPR and MINUS_EXPR.
704 * tree-pretty-print.c (dump_generic_node): Handle
707 (op_symbol_1): Likewise.
708 * optabs.c (optab_for_tree_code): Likewise.
709 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
711 * tree-tailcall.c (process_assignment): Mention
712 POINTER_PLUS_EXPR in a TODO comment.
713 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
714 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
715 not used with a pointer and an integer type.
716 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
717 increment using chrec_convert_rhs instead of chrec_convert.
718 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
719 PLUS_EXPR except for the right hand side's type will be
721 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
722 (fold_used_pointer_cast): Kill.
723 (pointer_offset_p): Kill.
724 (fold_used_pointer): Kill.
725 (pointer_used_p): Kill.
726 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
727 call fold_used_pointer.
728 (instantiate_parameters_1): Convert the increment
729 using chrec_convert_rhs instead of chrec_convert.
730 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
731 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
732 instead of PLUS_EXPR.
733 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
734 PLUS_EXPR for pointers.
735 (std_gimplify_va_arg_expr): Likewise.
736 (fold_builtin_memory_op): Likewise.
737 (fold_builtin_strstr): Likewise.
738 (fold_builtin_strchr): Likewise.
739 (fold_builtin_strrchr): Likewise.
740 (fold_builtin_strpbrk): Likewise.
741 (expand_builtin_memory_chk): Likewise.
742 (fold_builtin_memory_chk): Likewise.
743 (std_expand_builtin_va_start): Use
744 sizetype for the call to make_tree and then convert
746 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
747 instead of PLUS_EXPR for adding to a pointer.
748 (std_gimplify_va_arg_expr): Use fold_build2 for
749 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
750 the operands to sizetype first and then cast the BIT_AND_EXPR
751 back to the pointer type.
752 * fold-const.c (build_range_check): Handle pointer types
754 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
755 of PLUS_EXPR's. Make sure the offset is converted to
757 (try_move_mult_to_index): Strip the NOPs from the offset.
758 Remove code argument and replace all uses with PLUS_EXPR.
759 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
760 specially. Don't use a pointer type for MINUS_EXPR.
761 (fold_unary): Handle for (T1)(X op Y),
762 only p+ as that is the only as that can be handled for
763 binary operators now.
764 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
766 <case PLUS_EXPR>: Add folding of PTR+INT into
768 Don't call try_move_mult_to_index.
769 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
770 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
771 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
772 Don't call try_move_mult_to_index.
773 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
774 (tree_expr_nonzero_p): Likewise.
775 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
776 of PLUS_EXPR for the complex expression folding.
777 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
778 first chrec is a pointer type, then the second should
779 be sizetype and not the first's type.
780 For POINTER_PLUS_EXPR, use a different right hand side type.
781 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
782 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
783 different right hand side type.
784 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
785 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
786 instead of PLUS_EXPR.
787 When either operand is zero, convert the other operand.
788 (chrec_apply): Use chrec_convert_rhs
789 on the argument x instead of chrec_convert.
790 (reset_evolution_in_loop): For pointer types, the new_evol
792 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
793 different right hand side type.
794 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
795 (chrec_convert_rhs): New function.
796 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
797 different right hand side type.
798 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
799 * tree-chrec.h (chrec_convert_rhs): New prototype.
800 (build_polynomial_chrec): For pointer types, the right hand
801 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
802 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
803 Remove subtraction case as it is always addition now.
804 Make sure the offset is converted to sizetype.
805 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
806 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
807 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
808 PLUS_EXPR in pointer type.
809 Handle POINTER_PLUS_EXPR.
810 (tree_to_aff_combination): Likewise.
811 (force_expr_to_var_cost): Likewise.
812 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
813 instead of PLUS_EXPR for pointers.
814 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
815 instead of PLUS_EXPR of pointer types.
816 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
818 (check_va_list_escapes): Likewise.
819 (check_all_va_list_escapes): Likewise.
820 * dwarf2out.c (loc_descriptor_from_tree_1):
821 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
822 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
823 (string_constant): Likewise.
824 * tree-ssa-address.c (tree_mem_ref_addr): When adding
825 the offset to the base, use POINTER_PLUS_EXPR.
826 (add_to_parts): Convert the index to sizetype.
827 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
828 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
829 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
830 Offset only holds something for PLUS_EXPR.
831 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
833 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
835 (analyze_accesses_for_modify_stmt): Likewise.
836 Remove comment about the type being integral type as it is
838 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
840 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
842 Correct the type which the artimentic is done in (is now
845 * tree-data-ref.c (split_constant_offset): Handle
847 * tree-affine.c (tree_to_aff_combination): Likewise.
848 * c-typeck.c (build_unary_op): For pointers create the increment
849 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
851 * gimplify.c (gimplify_self_mod_expr): Create a
852 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
853 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
854 * tree.def (POINTER_PLUS_EXPR): New tree code.
855 * tree-predcom.c (ref_at_iteration): If we have a pointer
856 type do the multiplication in sizetype.
857 * tree-mudflap.c (mf_xform_derefs_1): Create a
858 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
859 * tree-ssa-forwprop.c
860 (forward_propagate_addr_into_variable_array_index):
861 Don't expect there to be a cast for the index as that
862 does not exist anymore.
863 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
864 instead of PLUS_EXPR.
865 Don't check for the first operand of the POINTER_PLUS_EXPR
866 was the index as it cannot be.
867 Call forward_propagate_addr_into_variable_array_index with
868 the SSA_NAME instead of the statement.
869 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
870 (compare_constant): Likewise.
871 (copy_constant): Likewise.
872 (compute_reloc_for_constant): Likewise.
873 (output_addressed_constants): Likewise.
874 (initializer_constant_valid_p): Likewise.
875 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
876 Convert the MIN/MAX of the inner type to the outer
877 type before comparing them.
878 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
879 POINTER_PLUS_EXPR instead of PLUS_EXPR.
880 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
881 of PLUS_EXPR for pointers.
882 * tree-inline.c (estimate_num_insns_1): Handle
884 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
885 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
886 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
887 instead of PLUS_EXPR for the pointer increment statement.
888 (vect_update_ivs_after_vectorizer): For pointer types, create
889 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
890 MULT_EXPR in sizetype.
891 (vect_gen_niters_for_prolog_loop): Add a cast when creating
893 * tree-object-size.c (plus_expr_object_size): Handle
894 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
895 code which is trying to figure out which side is a pointer and
897 (check_for_plus_in_loops_1): Likewise.
898 (check_for_plus_in_loops): Likewise.
899 * c-common.c (pointer_int_sum): Create a
900 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
901 * tree-ssa-structalias.c (handle_ptr_arith): Handle
902 only POINTER_PLUS_EXPR. Removing all the extra
903 code which is trying to figure out which side is a pointer and
905 * tree-cfg.c (verify_expr): Add extra checking for pointers and
906 PLUS_EXPR and MINUS_EXPR.
907 Also add checking to make sure the operands of POINTER_PLUS_EXPR
909 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
910 with make_tree, instead of a pointer type.
911 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
912 for pointers instead of PLUS_EXPR.
913 (s390_gimplify_va_arg): Likewise.
914 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
915 instead of PLUS_EXPR when doing addition on pointer
916 types. Use sizetype for the second operand.
917 (spu_gimplify_va_arg_expr): Likewise.
918 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
919 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
920 a pointer. Don't create a BIT_AND_EXPR for pointer types.
921 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
922 for the pointer addition and also use size_int/sizetype
924 (ix86_gimplify_va_arg): Likewise.
925 Perform BIT_AND_EXPR on sizetype arguments.
926 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
927 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
928 for the pointer additions and also use size_int for the offsets.
929 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
930 additions and also use size_int for the offsets. Perform
931 BIT_AND_EXPR on sizetype arguments.
932 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
933 POINTER_PLUS_EXPR for pointers and create the
934 BIT_AND_EXPR in sizetype.
935 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
936 instead of PLUS_EXPR for pointer addition.
937 (rs6000_va_start): Likewise.
938 Also use sizetype for the offset.
939 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
940 as PLUS_EXPR/MINUS_EXPR.
941 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
942 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
943 Don't use BIT_AND_EXPR on a pointer type, convert the
944 expression to sizetype first.
945 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
947 (mips_gimplify_va_arg_expr): Likewise.
948 Don't create BIT_AND_EXPR in a pointer type.
950 2007-06-15 Eric Christopher <echristo@apple.com>
952 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
953 (x86_64-*-darwin*): Ditto.
954 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
957 2007-06-15 Matthew Wilcox <matthew@wil.cx>
959 * doc/extend.texi: Document behavior of __attribute__((aligned))
962 2007-06-15 Mark Mitchell <mark@codesourcery.com>
964 * rtlanal.c (note_stores): Improve documentation.
966 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
968 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
969 LOCAL_LABEL_PREFIX): Delete.
970 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
971 (bfin_internal_label): Delete.
973 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
975 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
976 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
977 otherwise define to LIBGCC2_TF_CEXT.
978 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
979 (LIBGCC_TF_CEXT): Ditto.
982 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
984 PR rtl-optimization/32339
985 * df-scan.c (df_uses_record): Don't modify flags but just add to
986 it for df_ref_record.
988 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
990 * tree-mudflap.c: Fix whitespace issues.
992 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
994 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
996 2007-06-14 Eric Christopher <echristo@apple.com>
998 * config/i386/sse.md (movdi_to_sse): Rewrite body.
999 (movv4sf): Use gcc_unreachable instead of abort.
1001 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1004 * config/i386/sfp-machine.h (CMPtype): New define.
1005 (mach stubs): Use CMPtype instead of int as a return type.
1007 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1009 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1010 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1011 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1012 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1013 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1014 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1015 config/soft-fp/soft-fp.h: Update from glibc CVS.
1017 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1019 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1021 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1024 * config/v850/v850.c: Include dataflow header file.
1025 (substitute_ep_register): Fix typo.
1027 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1029 * configure.ac: Fix earlier checkin.
1030 * configure: Regenerated.
1032 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1034 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1035 * aclocal.m4: Regenerate.
1036 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1037 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1038 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1039 * configure: Regenerate.
1040 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1042 * Makefile.in (quickstrap): Build libgcc too.
1044 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1046 * configure.ac: Add --enable-checking=df. Explicitly mention that
1047 the variables are initialized as for "release".
1048 * df-core.c: Use it.
1049 * configure: Regenerate.
1050 * config.in: Regenerate.
1052 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1054 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1055 validate_replace_rtx instead of replace_rtx.
1056 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1058 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1060 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1061 (DWARF2_UNWIND_INFO): Override default if configured with
1063 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1064 (ENDFILE_SPEC): Add crtend.o.
1065 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1066 (ENDFILE_SPEC): Add crtend.o.
1067 (TARGET_USE_JCR_SECTION): Define.
1068 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1070 * config/i386/cygming-crtbegin.c: New file.
1071 * config/i386/cygming-crtend.c: New file.
1073 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1075 * config/i386/w32-unwind.h: New file.
1077 2007-06-13 Eric Christopher <echristo@apple.com>
1079 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1080 the user set a value below STACK_BOUNDARY.
1082 2007-06-13 Thiemo Seufer <ths@networkno.de>
1084 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1085 imply -lpthread for -pthread.
1087 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1089 * basic-block.h: Remove the prototype for
1090 free_basic_block_vars.
1091 * cfglayout.h: Remove the prototype for
1092 insn_locators_initialize.
1093 * tree.h: Remove the prototype for emit_line_note.
1095 * tree-ssa-pre.c (mergephitemp): Remove.
1096 (init_pre): Don't use mergephitemp.
1098 2007-06-13 Eric Christopher <echristo@apple.com>
1100 * config/i386/i386.c (override_options): If we've specified
1101 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1103 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1105 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1108 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1110 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1111 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1112 (eh_store_handler): New pattern.
1113 (eh_return): Emit it instead of a plain move.
1115 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1117 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1118 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1119 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1122 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1124 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1125 (find_next_insn_start, find_load): New functions.
1126 (bfin_reorg): Use them to deal with the fact that parallel insns are
1127 no longer represented as a SEQUENCE.
1129 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1131 * config/sparc/sparc.c (sparc_override_options): Initialize
1134 2007-06-13 Dave Korn <dave.korn@artimi.com>
1136 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1139 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1141 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1142 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1143 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1144 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1145 tree-vect-transform.c: Fix comment typos. Follow spelling
1148 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1150 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1151 to the exit block use set.
1152 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1153 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1154 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1156 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1158 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1159 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1160 to indicate an error.
1161 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1162 (dbg_cnt_process_opt): Print an error on a bad argument.
1163 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1164 * common.opt (-fdbg-cnt-list): New.
1165 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1167 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1169 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1170 flag on ref-all pointers.
1172 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1175 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1176 for the offset with the modifier as EXPAND_INITIALIZER
1177 if the modifier is EXPAND_INITIALIZER.
1178 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1179 a register if we had an overflow.
1181 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1183 * real.c (real_isfinite): New.
1184 (real_sqrt): Use it.
1185 * real.h (real_isfinite): New.
1186 * builtins.c: Use it.
1188 2007-06-12 Ian Lance Taylor <iant@google.com>
1189 Daniel Berlin <dberlin@dberlin.org>
1192 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1193 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1194 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1195 (DECL_NO_TBAA_P): Define.
1196 (struct tree_decl_common): Add no_tbaa_flag field.
1197 * tree-ssa-structalias.c (struct variable_info): Add
1198 no_tbaa_pruning field.
1199 (new_var_info): Initialize no_tbaa_pruning field.
1200 (unify_nodes): Copy no_tbaa_pruning field.
1201 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1202 (dump_solution_for_var): Print no_tbaa_pruning flag.
1203 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1205 (compute_tbaa_pruning): New static function.
1206 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1207 Call compute_tbaa_pruning.
1208 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1209 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1210 * gimple-low.c (lower_stmt): Likewise.
1211 * tree-gimple.c (is_gimple_stmt): Likewise.
1212 * tree-ssa-operands.c (get_expr_operands): Likewise.
1213 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1214 * tree-inline.c (estimate_num_insns_1): Likewise.
1215 (copy_result_decl_to_var): Likewise.
1216 * expr.c (expand_expr_real_1): Likewise.
1217 * tree-pretty-print.c (dump_generic_node): Likewise.
1218 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1219 * omp-low.c (omp_copy_decl_2): Likewise.
1220 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1221 * doc/c-tree.texi (Expression trees): Document
1222 CHANGE_DYNAMIC_TYPE_EXPR.
1224 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1226 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1227 with !HONOR_NANS and !HONOR_INFINITIES.
1228 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1230 2007-06-12 Tristan Gingold <gingold@adacore.com>
1232 * gcov.c: Comments updated.
1233 (source_info): Add file_time field.
1234 (source_index): New variable.
1235 (mutiple_files): New variable.
1236 (generate_results): New function extracted from process_file.
1237 (process_file): Save and restore chain of functions, generate
1238 results and free structures only if not merging results.
1239 (release_structures): File names are now freed in create_file_names
1240 (create_file_names): Free previous file names.
1241 (find_source): File date is now read here and modifications in
1242 source files is checked here.
1243 (read_graph_file): Only reverse order of functions for the current
1245 (make_gcov_file_name): Do not generate long names if input_name is
1247 (output_lines): If merging results do not display graph, data and
1249 Checking source file modification is done in find_source.
1251 * doc/gcov.texi: Append an s to sourcefile.
1253 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1255 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1256 (forced_nop): New pattern.
1257 * config/bfin/bfin.c: Include "df.h".
1258 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1259 (bfin_discover_loop): Use df_get_live_in instead of
1260 global_live_at_start.
1261 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1262 df_analyze when done.
1263 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1264 the insns. Use QImode for the final insn in a bundle. Call
1265 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1267 (reorder_var_tracking_notes): New function.
1268 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1269 update_life_info. Call df_analyze after scheduling and bundle
1270 generation. Call reorder_var_tracking_notes if generating these notes.
1271 Call df_finish_pass at the end.
1273 2007-06-12 Dirk Mueller <dmueller@suse.de>
1275 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1276 a comparison, not an assignment.
1278 2007-06-12 Olivier Hainque <hainque@adacore.com>
1280 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1281 Request walking the subtrees only, leaving the current is_lhs/val_only
1283 (convert_non_local_reference): Likewise.
1285 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1287 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1289 2007-06-12 Richard Guenther <rguenther@suse.de>
1291 PR tree-optimization/15353
1292 PR tree-optimization/31657
1293 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1294 * timevar.def: Add TV_TREE_IFCOMBINE.
1295 * tree-pass.h (pass_tree_ifcombine): Declare.
1296 * tree-ssa-ifcombine.c: New file.
1297 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1298 * tree-flow.h (blocks_in_phiopt_order): Declare.
1299 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1300 (tree-ssa-ifcombine.o): New dependencies.
1302 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1304 PR rtl-optimization/32293
1305 * combine.c (simplify_if_then_else): Truncate return from
1306 nonzero_bits() to correct mode.
1308 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1310 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1311 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1313 2007-06-11 Diego Novillo <dnovillo@google.com>
1315 * Makefile.in (reload1.o-warn): Remove.
1317 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1319 * combine.c (subst): Use reg_overlap_mentioned_p
1320 instead of comparing register numbers directly.
1322 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1324 * reload1.c (mark_home_live_1): Use the mode parameter.
1326 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1328 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1329 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1333 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1335 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1337 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1339 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1340 from integer registers.
1341 (FP mode splitters): Handle TFmode.
1343 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1345 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1346 for ref-all pointers that point-to anything.
1348 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1350 * config/arm/arm.c (arm_output_dwarf_dtprel,
1351 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1353 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1355 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1356 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1359 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1361 * gcc/tree.c (signed_or_unsigned_type_for): New.
1362 (unsigned_type_for): Use signed_or_unsigned_type_for.
1363 (signed_type_for): Use signed_or_unsigned_type_for.
1364 * gcc/tree.h (signed_or_unsigned_type_for): New.
1365 (get_signed_or_unsigned_type): Remove.
1366 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1367 lang_hooks.types.signed_type
1368 (size_diffop): Likewise.
1369 (all_ones_mask_p): Likewise.
1370 (build_range_check): Likewise.
1371 (fold_cond_expr_with_comparison): Likewise.
1372 (fold_cond_expr_with_comparison): Likewise.
1373 (unextend): Likewise.
1374 (extract_muldiv_1): Likewise.
1375 (fold_single_bit_test_into_sign_test): Likewise.
1376 (fold_binary): Likewise.
1377 (fold_ternary): Likewise.
1378 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1379 instead of get_signed_or_unsigned_type.
1380 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1381 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1382 * gcc/expr.c (signed_or_unsigned_type_for): Use
1383 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1384 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1385 (lhd_signed_or_unsigned_type): Remove.
1386 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1387 signed_or_unsigned_type.
1388 (lhd_signed_or_unsigned_type): Remove.
1389 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1390 lang_hooks.types.signed_type.
1391 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1392 c_common_signed_type instead of lang_hooks.types.signed_type.
1393 (c_common_unsigned_type): New.
1394 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1395 (shorten_compare): Use c_common_unsigned_type instead of
1396 c_common_signed_or_unsigned_type.
1397 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1399 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1400 lang_hooks.types.signed_type.
1401 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1402 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1403 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1404 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1405 instead of unsigned_type_for.
1406 * gcc/c-decl.c (groakdeclarator): Likewise.
1407 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1408 * gcc/c-common.h (c_common_unsigned_type): New.
1410 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1413 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1414 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1416 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1419 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1420 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1422 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1423 Sebastian Pop <sebpop@gmail.com>
1425 * lambda-code.c (remove_iv): New.
1426 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1428 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1430 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1431 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1432 * tree-ssa-loop-prefetch.c: Include optabs.h.
1433 (FENCE_FOLLOWING_MOVNT): New macro.
1434 (struct mem_ref): Add independent_p and storent_p fields.
1435 (record_ref): Initalize the new fields.
1436 (gather_memory_references_ref): Return true if the reference
1438 (gather_memory_references): Check whether all memory accesses
1439 in loop were recorded.
1440 (should_issue_prefetch_p): Return false for nontemporal stores.
1441 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1442 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1443 (determine_loop_nest_reuse): Detect independent memory references.
1444 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1445 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1446 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1447 * config/i386/i386.h (x86_mfence): Declare.
1448 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1449 * config/i386/i386.c (x86_mfence): New variable.
1450 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1452 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1453 * optabs.c (init_optabs): Initialize storent_optab.
1454 * optabs.h (enum optab_index): Add OTI_storent.
1455 (storent_optab): Declare.
1456 * genopinit.c (optabs): Add initialization for storent_optab.
1457 * tree.h (MOVE_NONTEMPORAL): New macro.
1458 * expr.c (expand_assignment, store_expr, store_constructor_field,
1459 store_constructor, store_field, expand_expr_real_1): Propagate
1460 nontemporality of the expanded store.
1461 (emit_storent_insn): New function.
1462 * expr.h (expand_assignment, store_expr): Declaration changed.
1463 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1464 to expand_assignment.
1465 * stmt.c (expand_asm_expr): Ditto.
1466 * calls.c (initialize_argument_information): Pass false as
1467 nontemporality to store_expr.
1468 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1471 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1473 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1475 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1477 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1479 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1480 and allow DECL_P here.
1482 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1484 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1485 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1486 track of the size of the expression.
1487 * cfghooks.c (merge_blocks): Remove block from loops structure only
1488 after call of the merge_blocks hook.
1490 2007-06-09 Tom Tromey <tromey@redhat.com>
1492 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1493 (deprecated_state): Removed.
1494 (start_decl): Update.
1495 (enum deprecated_states): Moved earlier.
1496 (groktypename): Update.
1497 (push_parm_decl): Likewise.
1498 (grokfield): Likewise.
1499 (start_function): Likewise.
1501 2007-06-09 Ian Lance Taylor <iant@google.com>
1503 PR tree-optimization/32169
1504 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1505 CONVERT_EXPR, check whether min and max both converted to an
1506 overflow infinity representation.
1508 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1510 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1511 not inserted on the edge.
1513 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1515 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1516 instructions if they are supported.
1517 (__divsi3, __umodsi3, __modsi3): Likewise.
1518 (__ashldi3, __ashrdi3, __lshrdi3): New.
1519 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1521 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1522 Tony Linthicum <tony.linthicum@amd.com>
1524 * doc/extend.texi: Add fvect-cost-model flag.
1525 * common.opt (fvect-cost-model): New flag.
1526 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1527 cost fields in stmt_vec_info struct for STMT.
1528 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1529 fields in stmt_vec_info struct and access functions for the same.
1530 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1531 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1532 load, store and vector to scalar operation.
1533 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1534 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1535 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1536 (TARG_VEC_STORE_COST): Define cost of vector store.
1537 (vect_estimate_min_profitable_iters): Define new function.
1538 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1539 check to evaluate if loop iterations are less than minimum profitable
1540 iterations determined by cost model or minimum vect loop bound defined
1541 by user, whichever is more conservative.
1542 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1543 run-time check to evaluate if loop iterations are less than minimum
1544 profitable iterations determined by cost model or minimum vect loop
1545 bound defined by user, whichever is more conservative.
1546 (vect_estimate_min_profitable_iterations): New function to estimate
1547 mimimimum iterartions required for vector version of loop to be
1548 profitable over scalar version.
1549 (vect_model_reduction_cost): New function.
1550 (vect_model_induction_cost): New function.
1551 (vect_model_simple_cost): New function.
1552 (vect_cost_strided_group_size): New function.
1553 (vect_model_store_cost): New function.
1554 (vect_model_load_cost): New function.
1555 (vectorizable_reduction): Call vect_model_reduction_cost during
1557 (vectorizable_induction): Call vect_model_induction_cost during
1559 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1560 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1561 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1562 vectorizable_promotion, vectorizable_demotion): Call
1563 vect_model_simple_cost during analysis phase.
1565 2007-06-08 Simon Baldwin <simonb@google.com>
1567 * reg-stack.c (get_true_reg): Readability change. Moved default case
1568 label into direct switch statement scope.
1570 2007-06-08 Simon Baldwin <simonb@google.com>
1572 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1573 in gcc_assert() with '==' comparison.
1575 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1577 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1578 TARGET_ABM handling of x86_popcnt variable.
1580 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1582 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1583 __builtin_copysignq and __builtin_infq built-in functions.
1585 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1587 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1588 SSE4.2 section. Correct built-in function names in SSE4A section.
1590 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1592 PR tree-optimization/32243
1593 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1594 for ncopies after ratio check between nunits_out and nunits_in.
1595 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1597 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1599 PR tree-optimization/32224
1600 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1601 vectorization upon a non GIMPLE_MODIFY_STMT.
1603 2007-06-08 Christian Bruel <christian.bruel@st.com>
1606 * config/sh/sh.md (doloop_end): New pattern and splitter.
1607 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1609 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1612 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1614 (verify_dominators): Do not change dominance tree.
1616 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1618 * config/sh/constraints.md: New file.
1619 * config/sh/sh.c: Include tm-constrs.h.
1620 (reg_class_from_letter): Remove.
1621 (prepare_cbranch_operands): Use satisfies_constraint_*
1622 function instead of macro.
1623 (andcosts, broken_move, sh_secondary_reload): Likewise.
1624 * config/sh/predicates.md (trapping_target_operand): Likewise.
1625 (and_operand, arith_operand, arith_reg_or_0_operand,
1626 cmp_operand, logical_operand, target_operand,
1627 ua_address_operand, ua_offset, xor_operand): Likewise.
1628 * config/sh/sh.md: Include constraints.md.
1629 (*movsicc_t_false): Use satisfies_constraint_* function
1631 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1632 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1633 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1634 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1635 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1636 (REG_CLASS_FROM_CONSTRAINT): Remove.
1637 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1638 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1639 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1640 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1641 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1642 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1643 function instead of macro.
1644 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1645 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1646 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1647 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1648 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1649 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1650 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1651 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1652 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1653 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1654 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1655 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1656 EXTRA_CONSTRAINT_STR): Likewise.
1657 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1659 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1661 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1663 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1666 * c-common.h (flag_cpp0x): Replaced by...
1667 (cxx_dialect): ... this new variable specifying the C++ dialect that
1669 * c-common.c (flag_cpp0x): Removed.
1670 (cxx_dialect): Defined.
1671 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1673 * c-opts.c (c_common_post_options): Likewise.
1674 (set_std_cxx98): Set cxx_dialect to cxx98.
1675 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1677 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1678 Hui-May Chang <hm.chang@apple.com>
1680 * doc/invoke.texi (Darwin Options): Update documentation for
1681 -mmacosx-version-min.
1682 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1683 * config/darwin-driver.c: New file.
1684 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1685 * config/t-darwin (darwin-driver.o): New rule.
1687 * config/darwin-c.c (version_as_macro): Ignore low digit.
1689 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1692 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1693 (CSGNMODE): New mode macro.
1694 (CSGNVMODE): New mode attribute.
1695 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1696 expander using CSGNMODE mode macro. Handle TFmode.
1697 (copysign<mode>3_const): Rename from copysignsf3_const and
1698 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1700 (copysign<mode>3_var): Rename from copysignsf3_var and
1701 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1703 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1704 mode macro. Handle TFmode.
1705 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1706 (iortf3, *iortf3): Ditto.
1707 (xortf3, *xortf3): Ditto.
1708 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1709 TFmode and TImode masks.
1710 (ix86_expand_copysign): Expand TFmode copysign insn.
1711 (IX86_BUILTIN_INFQ): New.
1712 (IX86_BUILTIN_FABSQ): Ditto.
1713 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1714 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1715 [__builtin_fabsq]: Ditto.
1716 [__builtin_copysignq]: Ditto.
1717 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1718 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1719 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1720 ix86_expand_binop_builtin().
1722 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1724 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1726 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1729 * rtl.h (push_to_sequence2): New.
1730 * emit-rtl.c (push_to_sequence2): New.
1731 * function.c (assign_parm_data_all): Add new fields.
1732 (assign_parm_setup_block): Call push_to_sequence2 instead of
1734 (assign_parm_setup_reg): Ditto.
1735 (assign_parm_setup_stack): Ditto.
1736 (assign_parms_unsplit_complex): Ditto.
1737 (assign_parms): Change field name.
1739 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1741 PR tree-optimization/32220
1742 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1743 phi node is reached before defining statement.
1745 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1748 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1749 after changing the right hand side of the assignment.
1751 2007-06-06 Eric Christopher <echristo@apple.com>
1753 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1754 (x86_64-*-darwin*): Ditto.
1755 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1756 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1758 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1760 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1762 (add_key): Likewise.
1763 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1764 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1766 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1767 (add_cost_one_coalesce): Likewise.
1768 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1769 variable names. Rename orig to orig_name for consistency.
1770 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1772 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1773 (record_equivalences_from_stmt): Likewise.
1774 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1775 the coding conventions.
1776 (memory_ssa_name_same): Likewise.
1777 (dse_optimize_stmt): Likewise.
1778 (dse_record_phis): Likewise.
1779 (dse_finalize_block): Likewise.
1780 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1781 keywords as variable names.
1782 (may_move_till): Cast according to the coding conventions.
1783 (force_move_till_expr): Avoid using C++ keywords as variable names.
1784 (force_move_till): Cast according to the coding conventions.
1785 (memref_hash): Likewise.
1786 (memref_eq): Likewise.
1787 (gather_mem_refs_stmt): Likewise.
1788 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1789 keywords as variable names.
1790 (idx_find_step): Cast according to the coding conventions.
1791 (idx_record_use): Likewise.
1792 (find_depends): Likewise.
1793 (prepare_decl_rtl): Likewise.
1794 (mbc_entry_hash): Likewise.
1795 (mbc_entry_eq): Likewise.
1796 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1797 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1798 (idx_infer_loop_bounds): Cast according to the coding conventions.
1799 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1800 * tree-ssa-math-opts.c (occ_new ): Likwise.
1801 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1803 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1805 (add_use_op): Likewise.
1806 (add_vop): Likewise.
1807 (add_vuse_op): Likewise.
1808 (add_vdef_op): Likewise.
1809 (get_expr_operands): Likewise.
1810 (push_stmt_changes): Use type safe memory macros.
1811 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1812 keywords as variable names.
1813 (conditional_replacement): Likewise.
1814 (minmax_replacement): Likewise.
1815 (abs_replacement): Likewise.
1816 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1818 (insert_fake_stores): Avoid using C++ keywords as variable names.
1819 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1821 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1822 (heapvar_insert): Use type safe memory macros.
1823 (new_var_info): Cast according to the coding conventions.
1824 (new_constraint): Likewise.
1825 (remove_preds_and_fake_succs): Use type safe memory macros.
1826 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1828 (thread_single_edge): Likewise.
1829 (thread_through_loop_header): Likewise.
1831 2007-06-06 Eric Christopher <echristo@apple.com>
1833 * config/i386/i386.c (override_options): Move handling
1834 of TARGET_SUBTARGET* earlier.
1836 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1838 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1841 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1843 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1844 emited outside of basic block.
1845 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1847 * rtl.h (delete_insn_chain): Declaration changed.
1848 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1850 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1851 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1852 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1853 to delete_insn_chain.
1854 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1855 do not have bb field set.
1856 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1858 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1859 * cfgcleanup.c (try_optimize_cfg): Ditto.
1861 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1863 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1864 (lambda_body_vector_new): Use type safe memory macros.
1865 (lambda_linear_expression_new): Likewise.
1866 (lambda_loopnest_new): Likewise.
1867 (lambda_lattice_new): Likewise.
1868 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1869 conventions. Use type safe memory macros.
1870 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1871 (lambda_body_vector_s): Likewise.
1872 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1873 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1875 2007-06-06 Richard Guenther <rguenther@suse.de>
1877 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1878 if we need to schedule cfg_cleanup.
1879 (tree_ssa_forward_propagate_single_use_vars): Do so.
1881 2007-06-06 Ian Lance Taylor <iant@google.com>
1883 * fold-const.c (merge_ranges): If range_successor or
1884 range_predecessor fail, just return 0.
1886 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1888 PR tree-optimization/32216
1889 * tree-vectorizer.c (supportable_widening_operation): Determine
1890 signedness of FIX_TRUNC_EXPR from output operand.
1891 (supportable_narrowing_operation): Ditto.
1892 * tree-vect-generic.c (expand_vector_operations_1): Determine
1893 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1896 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1898 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1899 (struct pta): ...from here. Change flags to unsigned to avoid
1900 excessive casting (as it is used as a bit mask).
1901 (override_options): Add casts according to the coding convenventions.
1902 (x86_64_elf_unique_section): Likewise.
1903 (examine_argument): Avoid using C++ keywords as variable names.
1904 (construct_container): Likewise.
1905 (legitimize_pic_address): Likewise.
1906 (get_dllimport_decl): Cast according to the coding conventions. Use
1907 type safe memory macros.
1908 (legitimize_address): Cast according to the coding conventions.
1909 (emit_i387_cw_initialization): Corrected the type of slot to enum
1911 (ix86_init_machine_status): Use type safe memory macros.
1912 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1913 (bdesc_pcmpistr): Likewise.
1914 (bdesc_crc32): Likewise.
1915 (bdesc_sse_3arg): Likewise.
1916 (bdesc_2arg): Likewise.
1917 (bdesc_1arg): Likewise.
1918 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1919 (ix86_expand_sse_pcmpistr): Likewise.
1920 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1921 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1922 int to match the langhook definition.
1923 (ix86_builtin_conversion): Change the type of code to unsigned init to
1924 match the langhook definition.
1925 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1927 (ix86_preferred_output_reload_class): Likewise.
1928 (ix86_cannot_change_mode_class): Likewise.
1929 (ix86_memory_move_cost): Likewise.
1930 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1931 avoid excessive casting later on.
1932 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1934 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1936 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1937 as flags setting insn.
1938 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1940 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1942 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1943 (UNSPEC_ROUND): New.
1944 ("sse4_1_round<mode>2"): New insn pattern.
1945 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1947 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1948 expander using SSEMODEF mode macro. Expand using
1949 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1950 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1951 expander using SSEMODEF mode macro. Expand using
1952 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1953 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1954 expander using SSEMODEF mode macro. Expand using
1955 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1956 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1957 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1958 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1961 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1962 Sebastian Pop <sebpop@gmail.com>
1964 * lambda.h (build_linear_expr): New.
1965 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1966 Use build_linear_expr, call fold and force_gimple_operand.
1967 (lambda_loopnest_to_gcc_loopnest): Check that there is
1968 something to insert.
1969 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1971 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1973 PR preprocessor/23479
1974 * doc/extend.texi: Document the 0b-prefixed binary integer
1977 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1979 PR tree-optimization/32215
1980 * tree-vectorizer.c (supportable_widening_operation): Return false
1981 for unsupported FIX_TRUNC_EXPR tree code.
1982 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1984 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1986 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1987 register on SPE targets. Change documentation to reflect
1989 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1990 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1991 out of the register allocation pool.
1992 (rs6000_reg_live_or_pic_offset_p): New function.
1993 (rs6000_emit_prologue): Move the actual saving of LR up to free
1994 r0 for holding r11. Split saving of SPE 64-bit registers into
1995 its own case. Ensure that offsets will always be in-range for
1996 'evstdd' by using r11 as a scratch register to point at the start
1997 of the SPE save area. Save r11 if necessary, as it is the static
1999 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2000 into its own case. Ensure that offsets will always be in-range
2001 for 'evldd' by using r11 as a scratch register to point at the
2002 start of the SPE save area. Also adjust r11 when restoring
2003 the stack pointer to compensate for pre-loading r11.
2005 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2007 * cfg.c (init_flow): Use type safe memory macros.
2008 (alloc_block): Likewise.
2009 (unchecked_make_edge): Likewise.
2010 (dump_flow_info): Avoid using C++ keywords as variable names.
2011 (copy_original_table_clear): Cast according to the coding conventions.
2012 (copy_original_table_set): Likewise.
2013 * cfgexpand (label_rtx_for_bb): Likewise.
2014 (expand_gimple_basic_block): Likewise.
2015 * cfghooks.c (dump_bb): Likewise.
2016 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2018 (lv_add_condition_to_bb): Likewise.
2019 * cfglayout (relink_block_chain): Cast according to the coding
2021 (fixup_reorder_chain): Likewise.
2022 (fixup_fallthru_exit_predecessor): Likewise.
2023 * cfgloop.c (glb_enum_p): Likewise.
2024 (get_exit_description): Likewise.
2025 (dump_recorded_exit): Likewise.
2026 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2027 (struct loop): ... from here.
2028 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2030 * cfgrtl.c (rtl_create_basic_block): Likewise.
2031 (rtl_split_block): Likewise.
2032 (rtl_dump_bb): Likewise.
2033 (cfg_layout_split_block): Likewise.
2034 (init_rtl_bb_info): Use typesafe memory macros.
2036 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2037 * graphds.h: Updated all usages of edge to graph_edge.
2038 * graphds.c: Likewise.
2039 * cfgloopanal.c: Likewise.
2041 2007-06-05 Ian Lance Taylor <iant@google.com>
2043 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2044 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2045 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2047 (test_for_singularity): Likewise.
2049 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2051 * config/i386/constraints.md ("Y2"): Replaced by ...
2053 * config/i386/i386.md: Likewise.
2054 * config/i386/mmx.md: Likewise.
2055 * config/i386/sse.md: Likewise.
2057 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2059 * config/i386/constraints.md ("z"): Replaced by ...
2061 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2062 (sse4_1_blendvps): Likewise.
2063 (sse4_1_pblendvb): Likewise.
2064 (sse4_2_pcmpestr): Likewise.
2065 (sse4_2_pcmpestrm): Likewise.
2066 (sse4_2_pcmpestr_cconly): Likewise.
2067 (sse4_2_pcmpistr): Likewise.
2068 (sse4_2_pcmpistrm): Likewise.
2069 (sse4_2_pcmpistr_cconly): Likewise.
2071 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2073 * matrix-reorg.c (transform_access_sites): Fix computation.
2074 (transform_allocation_sites): Same.
2076 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2078 * config/i386/i386.c (override_options): Use
2079 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2081 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2083 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2084 (nonimm_not_xmm0_operand): Ditto.
2085 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2086 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2087 as operand[2] predicate. Require "z" class XMM register for
2088 operand[3]. Adjust asm template.
2089 ("sse4_1_blendvpd"): Ditto.
2090 ("sse4_1_pblendvb"): Ditto.
2091 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2092 force op2 into xmm0 register for variable blend instructions.
2094 2007-06-04 Tom Tromey <tromey@redhat.com>
2096 * c-tree.h (start_enum): Update.
2097 (build_enumerator): Likewise.
2098 * c-decl.c (enum_next_value): Removed.
2099 (enum_overflow): Likewise.
2100 (start_enum): Add c_enum_contents argument. Don't use globals.
2101 (build_enumerator): Likewise.
2102 * c-tree.h (struct c_enum_contents): New struct.
2104 2007-06-04 Tom Tromey <tromey@redhat.com>
2106 * c-common.c (c_common_get_alias_set): Fix indentation.
2108 2007-06-04 Ian Lance Taylor <iant@google.com>
2110 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2111 to overflow, reduce overflow infinity to regular infinity.
2112 (vrp_var_may_overflow): New static function.
2113 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2115 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2117 * stor-layout.c (layout_type): Remove duplicate code.
2119 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2122 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2123 before build_common_builtin_nodes ().
2125 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2128 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2130 2007-06-04 Jan Hubicka <jh@suse.cz>
2132 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2133 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2134 instead of _stat version.
2136 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2138 PR tree-optimization/32194
2139 * tree-predcom.c (determine_offset): Check that both references have
2142 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2144 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2145 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2146 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2147 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2148 Add argument to iterate_fix_dominators call.
2149 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2150 * gcse.c (hoist_code): Change domby to vector.
2151 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2152 Add argument to iterate_fix_dominators call.
2153 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2154 recompute_dominator.
2155 * lambda-code.c (perfect_nestify): Ditto.
2156 * cfgloopanal.c: Include graphds.h.
2157 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2158 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2159 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2161 * graphds.c: New file.
2162 * graphds.h: New file.
2163 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2164 (get_dominated_by, get_dominated_by_region): Change return type to
2166 (verify_dominators): Recompute all dominators and compare the results.
2167 (recount_dominator): Renamed to ...
2168 (recompute_dominator): ... this. Do not check that the block is
2170 (iterate_fix_dominators): Reimplemented.
2171 (prune_bbs_to_update_dominators, root_of_dom_tree,
2172 determine_dominators_for_sons): New functions.
2173 * et-forest.c (et_root): New function.
2174 * et-forest.h (et_root): Declare.
2175 * Makefile.in (graphds.o): Add.
2176 (cfgloopanal.o): Add graphds.h dependency.
2177 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2178 * basic-block.h (get_dominated_by, get_dominated_by_region,
2179 iterate_fix_dominators): Declaration changed.
2180 (recount_dominator): Renamed to ...
2181 (recompute_dominator): ... this.
2182 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2183 (thread_through_all_blocks): Do not free dominance info.
2185 2007-06-03 Andreas Schwab <schwab@suse.de>
2187 * config/m68k/m68k.c (override_options): Don't override
2189 * config/m68k/m68k-modes.def (SF, DF): Define to use
2190 motorola_single_format and motorola_double_format, resp.
2191 * real.c (motorola_single_format): Renamed from
2192 coldfire_single_format.
2193 (motorola_double_format): Renamed from coldfire_double_format.
2194 (encode_ieee_extended): Generate a proper canonical NaN image
2195 respecting canonical_nan_lsbs_set.
2196 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2198 * real.h: Adjust declarations.
2200 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2203 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2204 the symbol is generated with the stack protector.
2206 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2208 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2209 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2211 * doc/extend.texi (interrupt): Mention m68k.
2213 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2215 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2216 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2217 (ix86_expand_sse_pcmpestr): Do not check operands for
2218 "register_operand", when insn operand predicate is "register_operand".
2219 (ix86_expand_sse_pcmpistr): Ditto.
2221 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2222 Uros Bizjak <ubizjak@gmail.com>
2224 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2225 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2226 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2227 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2228 * config/i386/constraints.md ("z"): New register constraint
2229 for members of SSE_FIRST_REG class.
2230 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2231 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2232 SSE_FIRST_REG class.
2233 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2234 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2235 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2236 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2237 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2238 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2239 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2240 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2241 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2242 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2243 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2244 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2245 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2246 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2247 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2248 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2249 (struct builtin_description): Change "flag" field to unsigned.
2250 (bdesc_pcmpestr): New builtin description table.
2251 (bdesc_pcmpistr): Likewise.
2252 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2253 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2254 Initialize pcmp[ei]str[im] insns for SSE4.2.
2255 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2256 (ix86_expand_sse_pcmpistr): Likewise.
2257 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2258 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2259 (UNSPEC_PCMPISTR): Likewise.
2260 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2261 (sse4_2_pcmpestri):New isns pattern.
2262 (sse4_2_pcmpestrm): Likewise.
2263 (sse4_2_pcmpestr_cconly): Likewise.
2264 (sse4_2_pcmpistr): New insn patern and splitter.
2265 (sse4_2_pcmpistri):New isns pattern.
2266 (sse4_2_pcmpistrm): Likewise.
2267 (sse4_2_pcmpistr_cconly): Likewise.
2268 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2271 2007-06-01 David Daney <ddaney@avtrex.com>
2273 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2274 LOADGP_ABSOLUTE and not binds_local_p.
2276 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2278 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2280 2007-06-01 Ian Lance Taylor <iant@google.com>
2282 * tree-vrp.c (compare_name_with_value): Always set
2283 used_strict_overflow if we get a result from the variable itself.
2285 2007-06-01 Ian Lance Taylor <iant@google.com>
2287 PR rtl-optimization/31455
2288 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2289 subregs which have a cast between modes which are not tieable.
2291 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2293 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2294 breaks after return statements.
2296 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2298 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2299 only after no_new_pseudos.
2301 2007-05-31 Eric Christopher <echristo@apple.com>
2303 * expr.c (convert_move): Assert that we don't have a BLKmode
2305 (store_expr): Handle BLKmode moves by calling emit_block_move.
2307 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2309 * c-typeck.c (build_indirect_ref): Include type in error message.
2310 (build_binary_op): Pass types to binary_op_error.
2311 * c-common.c (binary_op_error): Take two type arguments, print out
2313 * c-common.h (binary_op_error): Update prototype.
2315 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2317 * config/i386/i386.c: Correct coments on -mno-sse4.
2319 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2321 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2322 (x86_64-*-*): Likewise.
2323 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2324 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2325 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2326 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2327 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2328 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2329 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2330 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2331 (OPTION_MASK_ISA_SSE4): Likewise.
2332 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2333 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2334 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2335 (override_options): Support SSE4.2.
2336 (ix86_build_const_vector): Support SImode and DImode.
2337 (ix86_build_signbit_mask): Likewise.
2338 (ix86_expand_int_vcond): Support V2DImode.
2339 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2340 (IX86_BUILTIN_CRC32HI): Likewise.
2341 (IX86_BUILTIN_CRC32SI): Likewise.
2342 (IX86_BUILTIN_CRC32DI): Likewise.
2343 (IX86_BUILTIN_PCMPGTQ): Likewise.
2344 (bdesc_crc32): Likewise.
2345 (bdesc_sse_3arg): Likewise.
2346 (ix86_expand_crc32): Likewise.
2347 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2348 (ix86_expand_builtin): Likewise.
2349 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2350 __SSE4_2__ for -msse4.2.
2351 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2352 (CRC32MODE): Likewise.
2353 (crc32modesuffix): Likewise.
2354 (crc32modeconstraint): Likewise.
2355 (sse4_2_crc32<mode>): Likewise.
2356 (sse4_2_crc32di): Likewise.
2357 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2359 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2360 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2361 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2362 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2363 (vcondu<mode>): Likewise.
2364 * doc/extend.texi: Document SSE4.2 built-in functions.
2365 * doc/invoke.texi: Document -msse4.2/-msse4.
2367 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2369 PR tree-optimization/32160
2370 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2371 variable as gimple reg.
2372 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2374 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2376 * gcc.c (main): Don't consider linker options when issuing the
2377 warning about a linker input file not being used.
2379 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2381 * tree-vrp.c (compare_names): Initialize sop.
2383 2007-05-30 Dirk Mueller <dmueller@suse.de>
2385 * cgraphunit.c (cgraph_analyze_function): Remove
2386 computation of inline parameters.
2388 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2392 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2394 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2395 Add vx-common.h. Include vxworks.h between vx-common.h and
2397 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2399 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2400 (TARGET_ASM_DESTRUCTOR): Likewise.
2401 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2402 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2403 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2404 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2405 (VXWORKS_ENDIAN_SPEC): Define.
2406 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2407 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2408 VXWORKS_* equivalents.
2409 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2410 (ASM_FILE_START): Delete.
2411 (TARGET_VERSION): Reformat.
2412 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2413 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2414 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2415 (FPBIT, DPBIT): Define.
2416 (fp-bit.c, dp-bit.c): New rules.
2417 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2418 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2419 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2420 * config/arm/arm.h: Include vxworks-dummy.h.
2421 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2422 Mark with ATTRIBUTE_UNUSED.
2423 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2424 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2425 make it incompatible with -msingle-pic-base.
2426 (arm_function_ok_for_sibcall): Return false for calls that might
2427 go through a VxWorks PIC PLT entry.
2428 (require_pic_register): New function, split out from...
2429 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2431 (arm_load_pic_register): Handle the VxWorks RTP initialization
2432 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2433 (arm_emit_call_insn): New function.
2434 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2435 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2436 (pic_offset_arm): New pattern.
2437 (call, call_value): Use arm_emit_call_insn.
2438 (call_internal, call_value_internal): New expanders.
2439 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2440 VxWorks unless __PIC__.
2442 2007-05-30 Eric Christopher <echristo@gmail.com>
2444 * genrecog.c: Include regs.h in generated file.
2445 * genemit.c: Ditto. Fix up formatting.
2446 * config/mn10300/constraints.md: New.
2447 * config/mn10300/mn10300.md: Include.
2448 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2449 Fix up for removed macro.
2450 * config/mn10300/predicates.md (call_address_operand): Ditto.
2451 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2452 (CONST_OK_FOR_I): Ditto.
2453 (CONST_OK_FOR_J): Ditto.
2454 (CONST_OK_FOR_K): Ditto.
2455 (CONST_OK_FOR_L): Ditto.
2456 (CONST_OK_FOR_M): Ditto.
2457 (CONST_OK_FOR_N): Ditto.
2458 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2462 (EXTRA_CONSTRAINT): Ditto.
2464 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2466 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2468 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2469 OPTION_MASK_ISA_64BIT.
2470 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2472 2007-05-30 Richard Guenther <rguenther@suse.de>
2475 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2476 types for comparison.
2477 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2478 with original typed arguments.
2479 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2481 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2483 PR tree-optimization/31769
2484 * except.c (duplicate_eh_regions): Clear prev_try if
2485 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2487 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2489 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2490 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2491 bsi of the location where statements should be inserted.
2492 (sink_code_in_bb): Take bsi from statement_sink_location.
2493 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2494 instead of bsi_start.
2495 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2497 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2498 (bsi_move_before): Document inconsistency with bsi_move_after.
2499 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2501 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2503 * config/i386/i386.h (TARGET_ABM): New define.
2504 (TARGET_POPCNT): Ditto.
2505 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2506 New temporary defines to redefine from OPTION_ISA_* defines.
2507 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2508 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2509 (ix86_isa_flags): New extern int declaration.
2510 (TARGET_SUBTARGET_DEFAULT): New define.
2511 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2512 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2513 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2514 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2515 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2516 * config/i386/darwin.h: Change TARGET_64BIT define to
2519 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2520 using existing "ix86_isa_flags" varible.
2521 (m32, m64): Use existing "ix86_isa_flags" variable.
2522 (mmmx, m3dnow): Ditto.
2523 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2524 (mabm): Define as non-negative option using "x86_abm" variable.
2525 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2527 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2528 Rewrite feature test bitmap.
2529 (ix86_isa_flags): New initialized global int varible.
2530 (ix86_isa_flags_explicit): New static int variable.
2531 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2532 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2533 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2534 target_flags_explicit.
2535 (override_options): Remove "target_enable" and "target_disable" fields
2536 from "struct ptt". Update processor_target_table accordingly. Remove
2537 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2538 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2539 "target_flags" and "ix86_isa_flags_explicit" instead of
2540 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2541 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2542 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2543 to true when either of PTA_POPCNT or PTA_ABM is set in
2544 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2545 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2546 processor_alias_table flags entry. Remove handling of
2547 "target_enable" and "target_disable" fields of processor_target_table.
2548 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2549 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2550 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2551 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2552 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2554 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2556 2007-05-29 David Daney <ddaney@avtrex.com>
2559 * config/mips/mips.c (mips_output_mi_thunk): Emit
2560 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2562 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2563 * config/i386/i386.c (ix86_function_regparm): Added checking of
2564 ix86_force_align_arg_pointer to determine the number of
2565 register parameters.
2567 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2569 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2570 (SET_DR_MISALIGNMENT): New.
2571 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2572 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2573 Use SET_DR_MISALIGNMENT.
2574 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2576 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2577 find_loop_nest): Export.
2578 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2579 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2580 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2581 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2583 (struct mem_ref): Add field reuse_distance.
2584 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2585 Initialize reuse_distance field.
2586 (issue_prefetch_ref): Select temporality of prefetch according to
2588 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2589 self_reuse_distance, determine_loop_nest_reuse): New functions.
2590 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2591 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2592 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2595 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2597 * tree-ssa-alias.c: Add aliasing overview.
2599 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2600 Danny Smith <dannysmith@users.sourceforge.net>
2603 * config/i386/t-crtfm: Compile crtfastmath.o with
2604 -minline-all-stringops.
2605 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2606 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2608 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2610 * doc/md.texi: Document constraints on HP PA-RISC.
2612 * pa/constraints.md: New file.
2613 * pa.md: Include constraints.md.
2614 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2615 (integer_store_memory_operand, ldil_cint_p): New functions.
2616 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2617 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2618 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2619 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2620 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2622 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2625 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2626 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2627 case POSTDECREMENT_EXPR>): Return the error_mark_node
2628 if either the real or imaginary parts would an
2631 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2633 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2634 name when we remove it from a call.
2636 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2638 * targhooks.c (default_narrow_bitfield): Remove.
2639 * targhooks.h: Remove the prototype for
2640 default_narrow_bitfield.
2642 * langhooks-def.h: Remove the prototype for
2643 hook_get_alias_set_0.
2644 * langhooks.c (hook_get_alias_set_0): Remove.
2646 * global.c (EXECUTE_IF_CONFLICT): Remove.
2648 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2651 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2652 return true when truth_value_p is true and the type
2655 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2657 * doc/install.texi (Prerequisites): We no longer require Autoconf
2658 2.13 for the top-level.
2660 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2662 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2663 memory access via x86_expand_vector_move_misalign() only for
2664 TImode values on 32-bit targets.
2666 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2668 * matrix-reorg.c: New file. Implement matrix flattening and
2669 transposing optimization.
2670 * tree-pass.h: Add matrix reorg pass.
2671 * common.opt: Add fipa-mreorg flag.
2672 * Makefile.in: Add matrix-reorg.c.
2673 * passes.c: Add matrix reorg pass.
2674 * varpool.c (add_new_static_var): New function.
2675 * cgraph.h (add_new_static_var): Declare.
2677 2007-05-27 Eric Christopher <echristo@apple.com>
2679 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2680 sp_offset depending on stack size. Save r12 depending
2681 on registers we're saving later.
2682 (rs6000_emit_epilogue): Update sp_offset depending only
2685 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2687 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2688 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2689 * ifcvt.c (if_convert): Ditto.
2690 * tree-ssa-threadupdate.c (thread_block): Ditto.
2691 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2692 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2693 verify_loop_closed_ssa): Check number_of_loops instead of
2695 * predict.c (tree_estimate_probability): Ditto.
2696 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2697 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2698 * modulo-sched.c (sms_schedule): Ditto.
2699 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2700 (scev_finalize): Do not do anything if scev analysis was not
2702 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2703 current_loops == NULL.
2704 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2705 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2707 (loop_optimizer_finalize): Assert that loops were analyzed.
2708 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2709 rtl_doloop): Check number_of_loops instead of current_loops.
2710 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2711 current_loops == NULL.
2712 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2713 gate_tree_vectorize tree_linear_transform, check_data_deps,
2714 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2715 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2716 Check number_of_loops instead of current_loops.
2717 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2718 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2719 free loops if available.
2720 (execute_pre): Do not pass do_fre to fini_pre.
2722 2007-05-27 Tobias Burnus <burnus@net-b.de>
2725 * real.c (mpfr_from_real): Fix sign of -Inf.
2727 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2729 * tree-vect-transform.c (vectorizable_conversion): Initialize
2730 tree_code variables to ERROR_MARK.
2731 (vectorizable_type_demotion): Likewise.
2732 (vectorizable_type_promotion): Likewise.
2734 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2737 * config/i386/i386.md (movti): Handle push operands via
2740 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2742 * basic-block.h: Remove the prototype for merge_seq_blocks.
2743 * cfgcleanup.c (merge_seq_blocks): Remove.
2745 * tree-flow.h: Remove the prototype for is_aliased_with.
2746 * tree-ssa-alias.c (is_aliased_with): Remove.
2748 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2750 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2752 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2754 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2755 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2756 (vec_unpacks_hi_v16qi): Likewise.
2757 (vec_unpacku_lo_v16qi): Likewise.
2758 (vec_unpacks_lo_v16qi): Likewise.
2759 (vec_unpacku_hi_v8hi): Likewise.
2760 (vec_unpacks_hi_v8hi): Likewise.
2761 (vec_unpacku_lo_v8hi): Likewise.
2762 (vec_unpacks_lo_v8hi): Likewise.
2763 (vec_unpacku_hi_v4si): Likewise.
2764 (vec_unpacks_hi_v4si): Likewise.
2765 (vec_unpacku_lo_v4si): Likewise.
2766 (vec_unpacks_lo_v4si): Likewise.
2768 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2770 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2771 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2772 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2773 follow spelling conventions in various
2774 warning/error/diagnostic messages.
2776 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2777 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2778 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2779 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2780 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2781 * doc/tm.texi: Follow spelling conventions.
2783 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2786 * tree-ssa-forwprop.c
2787 (forward_propagate_addr_into_variable_array_index): Remove
2788 the lhs argument. Use the type of def_rhs instead of lhs.
2789 (forward_propagate_addr_expr_1): Update use of
2790 forward_propagate_addr_into_variable_array_index.
2792 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2793 Nigel Stephens <nigel@mips.com>
2795 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2796 function attributes, "far" being an alias for "long_call".
2797 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2798 (mips_near_type_p, mips_far_type_p): New.
2799 (mips_comp_type_attributes): New function to check that attributes
2800 attached to a function type are compatible.
2801 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2802 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2803 to the target function of the thunk.
2804 (mips_encode_section_info): Check for "near" and "far" function
2805 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2807 * config/mips/predicates.md (const_call_insn_operand): Test only
2808 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2810 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2813 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2814 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2815 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2816 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2818 2007-05-25 Eric Christopher <echristo@apple.com>
2820 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2821 to x86-darwin configurations.
2822 * config/i386/t-darwin: Add softfp support.
2823 * config/i386/t-darwin64: Ditto.
2824 * config/i386/sfp-machine.h: If mach then don't use
2825 aliasing, emit a stub to call.
2827 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2829 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2830 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2831 tree-predcom.c, tree-ssa-alias-warnings.c,
2832 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2833 comment typos. Follow spelling conventions.
2834 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2836 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2839 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2840 constants into memory. Expand unaligned memory references for
2841 SSE modes via x86_expand_vector_move_misalign() function.
2843 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2845 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2846 "memory" attribute for "sseishft" type insn without operands[2].
2848 2007-05-25 Dirk Mueller <dmueller@suse.de>
2849 Marcus Meissner <meissner@suse.de>
2851 * doc/extend.texi (alloc_size): New attribute.
2852 * c-common.c (handle_alloc_size_attribute): New.
2853 * tree-object-size.c (alloc_object_size): Use alloc_size
2854 attribute, if available.
2856 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2858 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2860 (__builtin_ia32_vec_ext_v2di): Likewise.
2861 (__builtin_ia32_vec_ext_v4si): Likewise.
2862 (__builtin_ia32_vec_ext_v8hi): Likewise.
2863 (__builtin_ia32_vec_ext_v16qi): Likewise.
2864 (__builtin_ia32_vec_set_v8hi): Likewise.
2866 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2868 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2870 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2872 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2873 (arm_is_longcall_p): Rename to...
2874 (arm_is_long_call_p): ...this. Take a single tree argument and
2876 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2877 (CUMULATIVE_ARGS): Remove call_cookie.
2878 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2879 (ENCODED_LONG_CALL_ATTR_P): Delete.
2880 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2881 LONG_CALL_FLAG_CHAR cases.
2882 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2883 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2884 ARM_DECLARE_FUNCTION_SIZE.
2885 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2886 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2887 (arm_encode_call_attribute, current_file_function_operand): Delete.
2888 (arm_function_in_section_p): New function.
2889 (arm_is_longcall_p): Rename to...
2890 (arm_is_long_call_p): ...this. Take the target function as a single
2891 argument and return a bool. Do not rely on call cookies. Check
2892 whether the target symbol is in the same section as the current
2893 function, not just the same compilation unit.
2894 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2895 (arm_encode_section_info): Don't encode a call type.
2896 * config/arm/arm.md (call, call_value): Update calls to
2897 arm_is_long(_)call_p. Simplify logic.
2898 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2899 Update calls to arm_is_long(_)call_p.
2901 2007-05-25 Richard Guenther <rguenther@suse.de>
2903 PR tree-optimization/31982
2904 * tree-ssa-forwprop.c
2905 (forward_propagate_addr_into_variable_array_index): Handle arrays
2906 with element size one.
2908 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2910 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2911 (umulsi3_highpart): Likewise.
2913 2007-05-24 Ian Lance Taylor <iant@google.com>
2915 PR rtl-optimization/32069
2916 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2919 2007-05-24 Ollie Wild <aaw@google.com>
2921 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2924 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2926 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2927 (oprs_unchanged_p): Use it to check all registers in a REG.
2928 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2929 (reg_set_between_after_reload_p): Delete.
2930 (reg_used_between_after_reload_p): Likewise.
2931 (reg_set_or_used_since_bb_start): Likewise.
2932 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2933 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2934 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2935 * rtlanal.c (reg_set_p): Check whether REG overlaps
2936 regs_invalidated_by_call, rather than just checking the
2937 membership of REGNO (REG).
2939 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2941 * doc/passes.texi: Document predictive commoning.
2942 * doc/invoke.texi (-fpredictive-commoning): Document.
2943 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2944 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2945 adding indices to the generated name.
2946 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2947 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2948 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2949 (op_symbol_code): ... and exported.
2950 (dump_omp_clause, op_symbol): Use op_symbol_code
2951 instead of op_symbol_1.
2952 * tree-pass.h (pass_predcom): Declare.
2953 * timevar.def (TV_PREDCOM): New timevar.
2954 * tree-ssa-loop.c (run_tree_predictive_commoning,
2955 gate_tree_predictive_commoning, pass_predcom): New.
2956 * tree-data-ref.c (find_data_references_in_loop): Find the
2957 references in dominance order.
2958 (canonicalize_base_object_address): Ensure that the result has
2960 (dr_analyze_innermost): Export.
2961 (create_data_ref): Code to fail for references with invariant
2963 (find_data_references_in_stmt): ... here.
2964 * tree-data-ref.h (dr_analyze_innermost): Declare.
2965 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2966 (aff_combination_find_elt, name_expansion_hash,
2967 name_expansion_eq, tree_to_aff_combination_expand,
2968 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2970 * tree-affine.h (aff_combination_constant_multiple_p,
2971 tree_to_aff_combination_expand): Declare.
2972 * tree-predcom.c: New file.
2973 * common.opt (fpredictive-commoning): New option.
2974 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2975 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2976 * Makefile.in (tree-predcom.o): Add.
2977 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2978 * passes.c (init_optimization_passes): Add dceloop after
2979 copy propagation in loop optimizer. Add predictive commoning
2980 to loop optimizer passes.
2982 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2984 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2987 2007-05-24 Jan Hubicka <jh@suse.cz>
2989 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2991 (genheader): Include statistics.h.
2993 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2995 * print-rtl.c (flag_dump_unnumbered): Update comments.
2996 (print_rtl): Fix my previous change.
2997 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3000 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3003 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3005 (thread_through_all_blocks): Call initialize_original_copy_tables
3006 and free_original_copy_tables.
3007 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3009 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3010 * cfghooks.c (duplicate_block): Use get_loop_copy.
3011 * cfg.c: Include cfgloop.h.
3012 (loop_copy): New hash table.
3013 (initialize_original_copy_tables): Initialize loop_copy table.
3014 (free_original_copy_tables): Free loop_copy table.
3015 (copy_original_table_clear, copy_original_table_set,
3016 set_loop_copy, get_loop_copy): New functions.
3017 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3018 * cfgloop.h (struct loop): Remove copy field.
3019 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3020 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3022 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3024 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3025 -msse/-msse2/-msse3.
3027 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3029 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3030 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3032 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3035 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3036 * targhooks.h (default_mangle_decl_assembler_name): Declare
3038 * targhooks.c (default_mangle_decl_assembler_name): Define
3040 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3042 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3043 * langhooks.c (lhd_set_decl_assembler_name): Call
3044 targetm.mangle_decl_assembler_name for names with global scope.
3046 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3048 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3049 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3051 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3052 New. Factored out of i386_pe_encode_section_info.
3053 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3054 Move check for prior decoration of stdcall
3055 symbols to i386_pe_encode_section_info.
3056 (i386_pe_encode_section_info): Adjust call to
3057 gen_stdcall_or_fastcall_suffix. Use
3058 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3059 (i386_pe_mangle_decl_assembler_name): New. Wrap
3060 i386_pe_maybe_mangle_decl_assembler_name.
3062 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3064 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3065 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3066 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3067 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3068 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3071 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3072 Nigel Stephens <nigel@mips.com>
3073 Richard Sandiford <richard@codesourcery.com>
3075 Fix up MIPS16 hard float and add support for complex.
3077 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3078 (TARGET_SOFT_FLOAT_ABI): New.
3079 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3080 __mips_soft_float to reflect the ABI in use, not whether the
3081 FPU is directly accessible (e.g., in MIPS16 mode).
3082 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3083 (UNITS_PER_FPVALUE): Likewise.
3085 * config/mips/mips.c (mips_expand_call): Remove redundant
3086 TARGET_MIPS16 check.
3087 (mips_arg_regno): New.
3088 (function_arg_advance): When setting bits in cum->fp_code for
3089 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3091 (function_arg): Use mips_arg_regno.
3092 (mips_return_mode_in_fpr_p): New.
3093 (mips16_call_stub_mode_suffix): New.
3094 (mips16_cfun_returns_in_fpr_p): New.
3095 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3096 (mips_output_function_prologue): Test mips16_hard_float, not
3097 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3098 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3099 return value into a floating-point register.
3100 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3101 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3102 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3103 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3104 word of double arguments from or to the high bits of 64-bit
3105 floating point registers.
3106 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3107 (mips16_fpret_double): New helper function.
3108 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3109 support for complex modes. Fill in DECL_RESULT for stubdecl.
3110 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3112 * config/mips/mips16.S
3113 (RET, ARG1, ARG2): New.
3114 (MERGE_GPRf, MERGE_GPRt): New.
3115 (DELAYt, DELAYf): New.
3116 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3117 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3118 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3119 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3120 (SFOP): Renamed to...
3121 (OPSF3): This, and macro-ified. Updated all uses.
3122 (SFOP2): Renamed to...
3123 (OPSF2): This, and macro-ified. Updated all uses.
3124 (SFCMP): Renamed to...
3125 (CMPSF): This, and macro-ified. Updated all uses.
3126 (SFREVCMP): Renamed to...
3127 (REVCMPSF): This, and macro-ified. Updated all uses.
3128 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3129 (LDDBL1, LDDBL2, RETDBL): Deleted.
3130 (DFOP): Renamed to...
3131 (OPDF3): This, and macro-ified. Updated all uses.
3132 (DFOP2): Renamed to...
3133 (OPDF2): This, and macro-ified. Updated all uses.
3134 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3135 (DFCMP): Renamed to...
3136 (CMPDF): This, and macro-ified. Updated all uses.
3137 (DFREVCMP): Renamed to...
3138 (REVCMPDF): This, and macro-ified. Updated all uses.
3139 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3140 (RET_FUNCTION): New.
3141 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3142 (__mips16_ret_sc, __mips16_ret_dc): New.
3143 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3144 STUB_ARGS_6, STUB_ARGS_10): New.
3145 (CALL_STUB_NO_RET): New.
3146 (__mips16_call_stub_1): Macro-ified.
3147 (__mips16_call_stub_5): Macro-ified.
3148 (__mips16_call_stub_2): Macro-ified.
3149 (__mips16_call_stub_6): Macro-ified.
3150 (__mips16_call_stub_9): Macro-ified.
3151 (__mips16_call_stub_10): Macro-ified.
3152 (CALL_STUB_RET): New.
3153 (__mips16_call_stub_sf_0): Macro-ified.
3154 (__mips16_call_stub_sf_1): Macro-ified.
3155 (__mips16_call_stub_sf_5): Macro-ified.
3156 (__mips16_call_stub_sf_2): Macro-ified.
3157 (__mips16_call_stub_sf_6): Macro-ified.
3158 (__mips16_call_stub_sf_9): Macro-ified.
3159 (__mips16_call_stub_sf_10): Macro-ified.
3160 (__mips16_call_stub_df_0): Macro-ified.
3161 (__mips16_call_stub_df_1): Macro-ified.
3162 (__mips16_call_stub_df_5): Macro-ified.
3163 (__mips16_call_stub_df_2): Macro-ified.
3164 (__mips16_call_stub_df_6): Macro-ified.
3165 (__mips16_call_stub_df_9): Macro-ified.
3166 (__mips16_call_stub_df_10): Macro-ified.
3167 (__mips16_call_stub_sc_0): New.
3168 (__mips16_call_stub_sc_1): New.
3169 (__mips16_call_stub_sc_5): New.
3170 (__mips16_call_stub_sc_2): New.
3171 (__mips16_call_stub_sc_6): New.
3172 (__mips16_call_stub_sc_9): New.
3173 (__mips16_call_stub_sc_10): New.
3174 (__mips16_call_stub_dc_0): New.
3175 (__mips16_call_stub_dc_1): New.
3176 (__mips16_call_stub_dc_5): New.
3177 (__mips16_call_stub_dc_2): New.
3178 (__mips16_call_stub_dc_6): New.
3179 (__mips16_call_stub_dc_9): New.
3180 (__mips16_call_stub_dc_10): New.
3182 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3183 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3184 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3186 2007-05-23 Ian Lance Taylor <iant@google.com>
3188 * doc/invoke.texi (Invoking GCC): Document that the order of the
3191 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3194 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3195 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3196 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3200 * config/score/score.c (score_print_operand): Make sure that only
3201 lower bits are used.
3203 2007-05-22 Ian Lance Taylor <iant@google.com>
3205 * tree-vrp.c (avoid_overflow_infinity): New static function,
3206 broken out of set_value_range_to_value.
3207 (set_value_range_to_value): Call avoid_overflow_infinity.
3208 (extract_range_from_assert): Likewise.
3210 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3213 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3214 change the type before looking for a COMPOUND_EXPR.
3216 2007-05-22 Ian Lance Taylor <iant@google.com>
3218 * lower-subreg.c (decompose_multiword_subregs): If we change an
3219 insn, call remove_retval_note on it.
3221 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3223 * regs.h (end_hard_regno): New function.
3224 (END_HARD_REGNO, END_REGNO): New macros.
3225 (add_to_hard_reg_set): New function.
3226 (remove_from_hard_reg_set): Likewise.
3227 (in_hard_reg_set_p): Likewise.
3228 (overlaps_hard_reg_set_p): Likewise.
3229 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3230 (note_btr_set): Use END_HARD_REGNO.
3231 * caller-save.c (setup_save_areas): Use end_hard_regno.
3232 (mark_set_regs): Use END_HARD_REGNO.
3233 (add_stored_regs): Use end_hard_regno.
3234 (mark_referenced_regs): Use add_to_hard_reg_set.
3235 * combine.c (update_table_tick): Use END_REGNO.
3236 (record_value_for_reg): Likewise.
3237 (record_dead_and_set_regs): Likewise.
3238 (get_last_value_validate): Likewise.
3239 (use_crosses_set_p): Likewise.
3240 (reg_dead_at_p_1): Likewise.
3241 (reg_dead_at_p): Likewise.
3242 (mark_used_regs_combine): Use add_to_hard_reg_set.
3243 (move_deaths): Use END_HARD_REGNO.
3244 (reg_bitfield_target_p): Use end_hard_regno.
3245 (distribute_notes): Use END_HARD_REGNO.
3246 * cse.c (mention_regs): Use END_REGNO.
3247 (insert): Use add_to_hard_reg_set.
3248 (invalidate): Use END_HARD_REGNO.
3249 (invalidate_for_call): Likewise.
3250 (exp_equiv_p): Use END_REGNO.
3251 (cse_insn): Likewise.
3252 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3253 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3254 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3255 * function.c (keep_stack_depressed): Use end_hard_regno.
3256 * global.c (global_alloc): Use end_hard_regno.
3257 (global_conflicts): Use add_to_hard_reg_set instead of
3259 (find_reg): Likewise.
3260 (mark_reg_store): Likewise.
3261 (mark_reg_conflicts): Likewise.
3262 (mark_reg_death): Use remove_from_hard_reg_set.
3263 (mark_reg_live_nc): Delete.
3264 (set_preference): Use end_hard_regno.
3265 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3266 remove_from_hard_reg_set.
3267 (post_mark_life): Use add_to_hard_reg_set.
3268 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3269 (reg_becomes_live): Use add_to_hard_reg_set.
3270 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3271 (peep2_find_free_register): Use add_to_hard_reg_set.
3272 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3273 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3274 * regrename.c (note_sets): Use add_to_hard_reg_set.
3275 (clear_dead_regs): Use remove_from_hard_reg_set.
3276 (regrename_optimize): Use add_to_hard_reg_set.
3277 (find_oldest_value_reg): Use in_hard_reg_set_p.
3278 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3279 (hard_reg_set_here_p): Use end_hard_regno.
3280 (decompose): Likewise.
3281 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3282 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3283 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3284 (mark_home_live): Use end_hard_regno.
3285 (spill_hard_reg): Likewise.
3286 (clear_reload_reg_in_use): Likewise.
3287 * reorg.c (delete_prior_computation): Use END_REGNO.
3288 * resource.c (update_live_status): Use END_HARD_REGNO.
3289 (mark_referenced_resources): Use add_to_hard_reg_set.
3290 (mark_set_resources): Likewise.
3291 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3292 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3293 (reg_overlap_mentioned_p): Likewise.
3294 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3295 (covers_regno_no_parallel_p): Use END_REGNO.
3296 (find_regno_note): Likewise.
3297 (find_reg_fusage): Use END_HARD_REGNO.
3298 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3299 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3301 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3303 * mode-switching.c (reg_dies): Change type of second argument to
3305 (optimize_mode_switching): Update accordingly.
3307 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3309 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3311 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3312 (hard_reg_set_empty_p): ...these new functions.
3313 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3314 GO_IF_HARD_REG_SUBSET.
3315 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3316 instead of GO_IF_HARD_REG_EQUAL.
3317 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3318 instead of GO_IF_HARD_REG_EQUAL.
3319 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3320 GO_IF_HARD_REG_SUBSET.
3321 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3322 GO_IF_HARD_REG_EQUAL.
3323 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3324 of GO_IF_HARD_REG_SUBSET.
3325 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3326 instead of GO_IF_HARD_REG_EQUAL.
3327 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3328 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3329 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3330 of GO_IF_HARD_REG_SUBSET,
3331 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3332 GO_IF_HARD_REG_SUBSET.
3333 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3334 instead of GO_IF_HARD_REG_EQUAL.
3335 * config/sh/sh.c (push_regs, calc_live_regs): Use
3336 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3337 (hard_regs_intersect_p): Delete.
3339 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3341 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3343 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3344 Richard Henderson <rth@redhat.com>
3346 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3348 (x86_64-*-*): Likewise.
3350 * i386/i386-modes.def (V2QI): New.
3352 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3354 (override_options): Support SSE4.1.
3355 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3356 (IX86_BUILTIN_BLENDPS): Likewise.
3357 (IX86_BUILTIN_BLENDVPD): Likewise.
3358 (IX86_BUILTIN_BLENDVPS): Likewise.
3359 (IX86_BUILTIN_PBLENDVB128): Likewise.
3360 (IX86_BUILTIN_PBLENDW128): Likewise.
3361 (IX86_BUILTIN_DPPD): Likewise.
3362 (IX86_BUILTIN_DPPS): Likewise.
3363 (IX86_BUILTIN_INSERTPS128): Likewise.
3364 (IX86_BUILTIN_MOVNTDQA): Likewise.
3365 (IX86_BUILTIN_MPSADBW128): Likewise.
3366 (IX86_BUILTIN_PACKUSDW128): Likewise.
3367 (IX86_BUILTIN_PCMPEQQ): Likewise.
3368 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3369 (IX86_BUILTIN_PMAXSB128): Likewise.
3370 (IX86_BUILTIN_PMAXSD128): Likewise.
3371 (IX86_BUILTIN_PMAXUD128): Likewise.
3372 (IX86_BUILTIN_PMAXUW128): Likewise.
3373 (IX86_BUILTIN_PMINSB128): Likewise.
3374 (IX86_BUILTIN_PMINSD128): Likewise.
3375 (IX86_BUILTIN_PMINUD128): Likewise.
3376 (IX86_BUILTIN_PMINUW128): Likewise.
3377 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3378 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3379 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3380 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3381 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3382 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3383 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3384 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3385 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3386 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3387 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3388 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3389 (IX86_BUILTIN_PMULDQ128): Likewise.
3390 (IX86_BUILTIN_PMULLD128): Likewise.
3391 (IX86_BUILTIN_ROUNDPD): Likewise.
3392 (IX86_BUILTIN_ROUNDPS): Likewise.
3393 (IX86_BUILTIN_ROUNDSD): Likewise.
3394 (IX86_BUILTIN_ROUNDSS): Likewise.
3395 (IX86_BUILTIN_PTESTZ): Likewise.
3396 (IX86_BUILTIN_PTESTC): Likewise.
3397 (IX86_BUILTIN_PTESTNZC): Likewise.
3398 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3399 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3400 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3401 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3402 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3404 (bdesc_sse_3arg): Likewise.
3405 (bdesc_2arg): Likewise.
3406 (bdesc_1arg): Likewise.
3407 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3409 (ix86_expand_sse_4_operands_builtin): New.
3410 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3411 smaller than 8 bits as the 2nd arg.
3412 (ix86_expand_sse_ptest): New.
3413 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3414 (ix86_expand_vector_set): Support SSE4.1.
3415 (ix86_expand_vector_extract): Likewise.
3417 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3418 __SSE4_1__ for -msse4.1.
3420 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3421 (UNSPEC_INSERTPS): Likewise.
3422 (UNSPEC_DP): Likewise.
3423 (UNSPEC_MOVNTDQA): Likewise.
3424 (UNSPEC_MPSADBW): Likewise.
3425 (UNSPEC_PHMINPOSUW): Likewise.
3426 (UNSPEC_PTEST): Likewise.
3427 (UNSPEC_ROUNDP): Likewise.
3428 (UNSPEC_ROUNDS): Likewise.
3430 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3432 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3433 (const_pow2_1_to_32768_operand): Likewise.
3435 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3438 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3440 (sse4_1_insertps): Likewise.
3441 (*sse4_1_extractps): Likewise.
3442 (sse4_1_ptest): Likewise.
3443 (sse4_1_mulv2siv2di3): Likewise.
3444 (*sse4_1_mulv4si3): Likewise.
3445 (*sse4_1_smax<mode>3): Likewise.
3446 (*sse4_1_umax<mode>3): Likewise.
3447 (*sse4_1_smin<mode>3): Likewise.
3448 (*sse4_1_umin<mode>3): Likewise.
3449 (sse4_1_eqv2di3): Likewise.
3450 (*sse4_1_pinsrb): Likewise.
3451 (*sse4_1_pinsrd): Likewise.
3452 (*sse4_1_pinsrq): Likewise.
3453 (*sse4_1_pextrb): Likewise.
3454 (*sse4_1_pextrb_memory): Likewise.
3455 (*sse4_1_pextrw_memory): Likewise.
3456 (*sse4_1_pextrq): Likewise.
3457 (sse4_1_blendpd): Likewise.
3458 (sse4_1_blendps): Likewise.
3459 (sse4_1_blendvpd): Likewise.
3460 (sse4_1_blendvps): Likewise.
3461 (sse4_1_dppd): Likewise.
3462 (sse4_1_dpps): Likewise.
3463 (sse4_1_movntdqa): Likewise.
3464 (sse4_1_mpsadbw): Likewise.
3465 (sse4_1_packusdw): Likewise.
3466 (sse4_1_pblendvb): Likewise.
3467 (sse4_1_pblendw): Likewise.
3468 (sse4_1_phminposuw): Likewise.
3469 (sse4_1_extendv8qiv8hi2): Likewise.
3470 (*sse4_1_extendv8qiv8hi2): Likewise.
3471 (sse4_1_extendv4qiv4si2): Likewise.
3472 (*sse4_1_extendv4qiv4si2): Likewise.
3473 (sse4_1_extendv2qiv2di2): Likewise.
3474 (*sse4_1_extendv2qiv2di2): Likewise.
3475 (sse4_1_extendv4hiv4si2): Likewise.
3476 (*sse4_1_extendv4hiv4si2): Likewise.
3477 (sse4_1_extendv2hiv2di2): Likewise.
3478 (*sse4_1_extendv2hiv2di2): Likewise.
3479 (sse4_1_extendv2siv2di2): Likewise.
3480 (*sse4_1_extendv2siv2di2): Likewise.
3481 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3482 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3483 (sse4_1_zero_extendv4qiv4si2): Likewise.
3484 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3485 (sse4_1_zero_extendv2qiv2di2): Likewise.
3486 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3487 (sse4_1_zero_extendv4hiv4si2): Likewise.
3488 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3489 (sse4_1_zero_extendv2hiv2di2): Likewise.
3490 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3491 (sse4_1_zero_extendv2siv2di2): Likewise.
3492 (*sse4_1_zero_extendv2siv2di2): Likewise.
3493 (sse4_1_roundpd): Likewise.
3494 (sse4_1_roundps): Likewise.
3495 (sse4_1_roundsd): Likewise.
3496 (sse4_1_roundss): Likewise.
3497 (mulv4si3): Don't expand for SSE4.1.
3498 (smax<mode>3): Likewise.
3499 (umaxv4si3): Likewise.
3500 (uminv16qi3): Likewise.
3501 (umin<mode>3): Likewise.
3502 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3504 * doc/extend.texi: Document SSE4.1 built-in functions.
3506 * doc/invoke.texi: Document -msse4.1.
3508 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3510 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3511 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3512 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3513 (ASM_SPEC): Add asm_pcrel_spec.
3514 (EXTRA_SPECS): Add asm_pcrel_spec.
3516 2007-05-21 David Daney <ddaney@avtrex.com>
3518 * doc/install.texi (Building a cross compiler): Add requirements
3519 for Java cross compiler.
3521 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3524 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3525 Add loopno argument. Use evolution_function_is_invariant_rec_p
3526 instead of evolution_function_is_constant_p.
3527 Update calls to evolution_function_is_affine_multivariate_p.
3528 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3529 Add loopno argument.
3530 * tree-scalar-evolution.c (gather_chrec_stats): Call
3531 evolution_function_is_affine_multivariate_p with a loop
3533 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3534 (analyze_overlapping_iterations): Likewise.
3535 (access_functions_are_affine_or_constant_p): Likewise.
3536 (build_classic_dist_vector_1): If the access functions
3537 are equal, don't do anything.
3539 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3540 Paolo Carlini <pcarlini@suse.de>
3541 Uros Bizjak <ubizjak@gmail.com>
3543 * c-cppbuiltin.c (c_cpp_builtins): Define
3544 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3545 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3546 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3547 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3549 2007-05-21 Mike Stump <mrs@apple.com>
3551 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3553 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3555 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3557 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3558 implementation if __OPTIMIZE__ is not defined.
3559 (_mm_alignr_pi8): Ditto.
3560 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3561 (_mm_inserti_si64): Ditto.
3562 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3563 (_mm_slli_epi16): Ditto.
3564 (_mm_slli_epi32): Ditto.
3565 (_mm_slli_epi64): Ditto.
3566 (_mm_srai_epi16): Ditto.
3567 (_mm_srai_epi32): Ditto.
3568 (_mm_srli_si128): Ditto.
3569 (_mm_slli_si128): Ditto.
3570 (_mm_srli_epi16): Ditto.
3571 (_mm_srli_epi32): Ditto.
3572 (_mm_srli_epi64): Ditto.
3573 (_mm_extract_epi16): Ditto.
3574 (_mm_insert_epi16): Ditto.
3575 (_mm_shufflehi_epi16): Ditto.
3576 (_mm_shufflelo_epi16): Ditto.
3577 (_mm_shuffle_epi32): Ditto.
3578 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3580 (_mm_insert_pi16): Ditto.
3582 (_mm_shuffle_pi16): Ditto.
3584 (_mm_shufle_ps): Ditto.
3585 (_mm_prefetch): Ditto.
3587 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3589 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3590 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3591 * real.c (encode_i370_single, decode_i370_single,
3592 encode_i370_double, decode_i370_double): Functions removed.
3593 (i370_single_format, i370_double_format): Initializations removed.
3594 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3595 Consider the log2_b field to always be one.
3596 (ieee_single_format, mips_single_format, coldfire_single_format,
3597 ieee_double_format, mips_double_format, coldfire_double_format,
3598 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3599 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3600 ibm_extended_format, mips_extended_format, ieee_quad_format,
3601 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3602 decimal_single_format, decimal_double_format, decimal_quad_format,
3603 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3604 initialization of log2_b.
3605 * real.h (i370_single_format, i370_double_format): Declarations removed.
3606 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3607 field to always be one.
3609 2007-05-21 Andreas Schwab <schwab@suse.de>
3611 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3612 NOTE_INSN_BASIC_BLOCK_P.
3613 (process_for_unwind_directive): Likewise.
3615 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3617 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3618 * function.h (struct function): Move va_list_gpr_size,
3619 va_list_fpr_size, function_frequency to front of bitfields. Add
3621 (current_function_calls_unwind_init): New.
3622 * except.c (expand_builtin_unwind_init): Set
3623 current_function_calls_unwind_init not
3624 current_function_has_nonlocal_label.
3625 * reload1.c (has_nonexceptional_receiver): New.
3626 (reload): Use it and current_function_calls_unwind_init to
3627 determine whether call-saved regs must be saved.
3629 2007-05-20 Jan Hubicka <jh@suse.cz>
3631 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3632 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3633 * ddg.c (create_ddg): LIkewise.
3634 * final.c (final): Remove hunk moving line numbernotes around since
3635 they are no longer present at this stage.
3636 (final_scan_insn): Use NOTE_KIND instead of
3637 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3638 (output_asm_label): Likewise.
3639 * reorg.c (dbr_schedule): Likewise.
3640 * haifa-sched.c (unlink_other_notes): Likewise.
3641 * mode-switching.c (optimize_mode_switching): Likewise.
3642 * graph.c (start_bb): Likewise.
3643 * rtl.def (NOTE): Update description.
3644 * jump.c (squeeze_notes): Delete.
3645 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3646 NOTE_INSN_BASIC_BLOCK_P when possible.
3647 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3648 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3649 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3650 (dwarf2out_var_location): Likewise.
3651 * cfgbuild.c (make_edges): Likewise.
3652 (find_basic_blocks_1): Likewise.
3653 * function.c (reorder_blocks_1): Likewise.
3654 (epilogue_done): Likewise.
3655 (reposition_prologue_and_epilogue_notes): Likewise.
3656 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3658 (print_rtl): Likewise.
3659 (print_rtl_single): Likewise.
3660 * gcse.c (insert_insn_start_bb): Likewise.
3661 * alias.c (init_alias_analysis): Likewise.
3662 * calls.c (fixup_tail_calls): Likewise.
3663 * except.c (sjlj_emit_function_enter): Likewise.
3664 * emit-rtl.c (add_insn_after): Likeiwse.
3665 (emit_label_before): Likewise.
3666 (emit_label_after): Likewise.
3667 (emit_note_before, emit_note_after, emit_note): Update
3668 parameter to be enum insn_note; do not deal with source
3670 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3671 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3673 (merge_blocks_move_successor_nojumps): Simplify now when
3674 we don't have BLOCK notes.
3675 (try_optimize_cfg): Likewise.
3676 * cfglayout.c (skip_insns_after_block): Likewise.
3677 (record_effective_endpoints): Likewise.
3678 (duplicate_insn_chain): Likewise.
3679 * varasm.c (output_constant_pool_1): Likewise.
3680 * sched-deps.c (sched_analyze): Likewise.
3681 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3683 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3684 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3685 (SET_INSN_DELETED): Simplify.
3686 (NOTE_LINE_NUMBER): Exterminate.
3687 (NOTE_LINE_KIND): New.
3688 (NOTE_INSN_BASIC_BLOCK_P): Update.
3689 (enum insn_note): Simplify.
3690 (GET_NOTE_INSN_NAME) Simplify.
3691 (emit_note_before, emit_note_after, emit_note): Update prototype.
3692 (squeeze_notes): Remove.
3693 * sched-int.h (NOTE_NOT_BB_P): Update.
3694 * resource.c (mark_target_live_regs): Update.
3695 * sched-rgn.c (debug_dependencies): Update.
3696 * sched-vis.c (print_insn): Update.
3697 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3698 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3699 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3700 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3701 (split_branches): Update.
3702 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3704 (sh_adjust_unroll_max): Exterminate.
3705 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3706 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3707 (m68hc11_reorg): Likewise.
3708 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3709 (emit_predicate_relation_info): Update.
3710 (process_for_unwind_directive): Update.
3711 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3712 (output_call): Update.
3713 * config/pa/pa.c (output_lbranch): Update.
3714 (output_millicode_call): Update.
3715 (output_call): Update.
3716 (pa_combine_instructions): Update.
3717 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3718 * config/bfin/bfin.c (gen_one_bundle): Update.
3719 * cfgrtl.c (can_delete_note_p): Update.
3720 (delete_insn): Update.
3721 (rtl_merge_blocks): Update.
3722 (commit_one_edge_insertion): Update.
3723 (rtl_verify_flow_info): Update.
3724 * stmt.c (expand_case): Do not call squeeze_notes.
3726 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3733 * c.opt (Wtype-limits): New.
3734 * doc/invoke.texi (Wtype-limits): Document it.
3735 (Wextra): Enabled by -Wextra.
3736 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3737 * c-common.c (shorten_compare): Warn with Wtype-limits.
3739 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3741 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3742 inlined function, not as a macro.
3743 (_mm_alignr_pi8): Ditto.
3744 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3745 (_mm_inserti_si64): Ditto.
3746 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3747 (_mm_extract_epi16): Ditto.
3748 (_mm_insert_epi16): Ditto.
3749 (_mm_shufflehi_epi16): Ditto.
3750 (_mm_shufflelo_epi16): Ditto.
3751 (_mm_shuffle_epi32): Ditto.
3752 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3753 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3755 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3757 (_m_to_float): Use C89 compatible assignment.
3759 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3762 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3764 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3767 * doc/invoke.texi (Wreturn-type): Complete description.
3768 (Wextra): Delete item about return-type warning.
3769 * c-decl.c: Delete redundant Wextra warning.
3771 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3774 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3775 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3776 inlined function, not as a macro.
3777 (_mm_prefetch): Ditto.
3779 (_mm_insert_pi16): Ditto.
3781 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3782 (_m_pshufw): Ditto. Add const to __N argument.
3783 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3784 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3785 (_mm_slli_epi32): Ditto.
3786 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3787 Add __inline to function declaration.
3788 (_mm_slli_si128): Ditto.
3790 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3792 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3793 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3795 (struct fenv): New structure.
3796 (FP_HANDLE_EXCEPTIONS): New define.
3797 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3798 (_FP_DECL_EXP): New define.
3799 (FP_INIT_ROUNDMODE): New define.
3800 (FP_ROUNDMODE): New define.
3802 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3804 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3805 (Wconversion): Update description.
3806 (Wconversion-sign): New.
3807 * c.opt (Wconversion-sign): New.
3808 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3809 means disabled for C++. Otherwise, take the status of Wconversion.
3810 * c-common.c (conversion_warning): Warn with either Wconversion or
3812 (warnings_for_convert_and_check): Conditions are already checked by
3814 (convert_and_check): Don't check warnings if the conversion failed.
3816 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3817 Anatoly Sokolov <aesok@dol.ru>
3819 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3820 avr_epilogue_uses) : Add declaration.
3821 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3822 * config/avr/constraints.md (R): New constraint.
3823 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3824 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3825 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3826 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3827 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3828 call_prologue_saves, epilogue_restores, return_from_epilogue,
3829 return_from_main_epilogue, return_from_interrupt_epilogue,
3830 return_from_naked_epilogue, prologue, epilogue): New patterns.
3831 (jump): Handle symbol reference.
3832 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3833 avr_output_function_prologue, avr_output_function_epilogue): Remove
3835 (avr_init_machine_status, expand_prologue, expand_epilogue,
3836 avr_asm_function_end_prologue, avr_epilogue_uses,
3837 avr_asm_function_begin_epilogue): New functions.
3838 (prologue_size, epilogue_size, jump_tables_size): Remove global
3840 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3841 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3842 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3843 (avr_override_options): Initialise init_machine_status.
3844 (output_movhi): Handle all stack pointer loads.
3845 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3846 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3847 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3848 (EPILOGUE_USES) Redefine.
3849 (machine_function) Declare.
3851 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3853 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3854 Use a single return statement.
3856 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3859 * builtins.c (do_mpfr_lgamma_r): New.
3860 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3861 * tree.h (CASE_FLT_FN_REENT): New.
3863 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3865 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3866 (output_die): Use 'unsigned long' with %x.
3867 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3868 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3869 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3871 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3873 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3878 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3879 true if function has no argument.
3881 2007-05-18 DJ Delorie <dj@redhat.com>
3883 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3884 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3886 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3888 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3889 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3890 count_trailing_zeros.
3891 (__i386__): Implement count_leading_zeros using __builtin_clz().
3892 Implement count_trailing_zeros usign __builtin_ctz().
3894 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3896 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3898 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3901 * expr.c (emit_move_change_mode): Change mode of push operands here.
3903 2007-05-17 Ian Lance Taylor <iant@google.com>
3905 PR tree-optimization/31953
3906 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3908 (set_value_range_to_null): Call set_value_range_to_value.
3909 (extract_range_from_comparison): Likewise.
3911 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3913 * toplev.c (print_version): Output GMP/MPFR version info.
3915 * builtins.c (CASE_MATHFN_REENT): New macro.
3916 (mathfn_built_in): Use it.
3917 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3918 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3919 BUILT_IN_LGAMMAL_R): New.
3920 * doc/extend.texi: Document new builtins.
3923 * builtins.c (do_mpfr_remquo): New.
3924 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3925 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3928 * builtins.c (fold_builtin_1): Handle y0, y1.
3929 (fold_builtin_2): Handle yn.
3932 * builtins.c (do_mpfr_bessel_n): New.
3933 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3934 (fold_builtin_2): Handle BUILT_IN_JN.
3936 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3939 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3940 TYPE_PRECISION (intmax_type_node).
3942 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3945 * reload.c (subst_reloads): Remove checking.
3947 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3949 PR rtl-optimization/31691
3950 * combine.c (simplify_set): Build a new src pattern instead of
3951 substituting its operands in the COMPARE case.
3953 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3955 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3956 (execute_vrp): Preserve loops through jump threading.
3957 * tree-ssa-threadupdate.c (thread_single_edge,
3958 dbds_continue_enumeration_p, determine_bb_domination_status,
3959 thread_through_loop_header): New functions.
3960 (create_edge_and_update_destination_phis,
3961 create_edge_and_update_destination_phis): Set loops for the new blocks.
3962 (prune_undesirable_thread_requests): Removed.
3963 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3965 (thread_block): Do not call prune_undesirable_thread_requests.
3967 (mark_threaded_blocks): Select edges to thread here.
3968 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3969 Thread edges through loop headers independently.
3970 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3971 * tree-pass.h (TODO_mark_first_instance): New.
3972 (first_pass_instance): Declare.
3973 * cfghooks.c (duplicate_block): Put the block to the original loop
3974 if copy is not specified.
3975 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3976 jump threading. Pass may_peel_loop_headers to
3977 thread_through_all_blocks according to first_pass_instance.
3978 * cfgloop.h (create_preheader): Declare.
3979 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3980 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3981 * passes.c (first_pass_instance): New variable.
3982 (next_pass_1): Set TODO_mark_first_instance.
3983 (execute_todo): Set first_pass_instance.
3985 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3987 PR tree-optimization/24659
3988 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3989 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3990 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3991 OTI_vec_pack_ufix_trunc.
3992 (vec_unpacks_float_hi_optab): Define new macro.
3993 (vec_unpacks_float_lo_optab): Ditto.
3994 (vec_unpacku_float_hi_optab): Ditto.
3995 (vec_unpacku_float_lo_optab): Ditto.
3996 (vec_pack_sfix_trunc_optab): Ditto.
3997 (vec_pack_ufix_trunc_optab): Ditto.
3998 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3999 and vec_pack_[s|u]fix_trunc_optab using
4000 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4001 * tree-vectorizer.c (supportable_widening_operation): Handle
4002 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4003 (supportable_narrowing_operation): New function.
4004 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4005 * tree-vect-transform.c (vectorizable_conversion): Handle
4006 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4007 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4008 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4009 to check for target support.
4010 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4011 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4012 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4013 for VEC_PACK_FIX_TRUNC_EXPR.
4014 (expand_binop): Special case mode of the result for
4015 vec_pack_[u|s]fix_trunc_optab.
4016 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4017 vec_pack_[u|s]fix_trunc_optab.
4019 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4020 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4021 * tree-pretty-print.c (dump_generic_node): Handle
4022 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4023 VEC_PACK_FIX_TRUNC_EXPR.
4025 * expr.c (expand_expr_real_1): Ditto.
4026 * tree-inline.c (estimate_num_insns_1): Ditto.
4027 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4029 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4030 (vec_unpacks_float_lo_v8hi): Ditto.
4031 (vec_unpacku_float_hi_v8hi): Ditto.
4032 (vec_unpacku_float_lo_v8hi): Ditto.
4033 (vec_unpacks_float_hi_v4si): Ditto.
4034 (vec_unpacks_float_lo_v4si): Ditto.
4035 (vec_pack_sfix_trunc_v2df): Ditto.
4037 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4039 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4040 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4041 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4042 [vec_pack_ufix_trunc]: Ditto.
4043 [vec_unpacks_float_hi]: Ditto.
4044 [vec_unpacks_float_lo]: Ditto.
4045 [vec_unpacku_float_hi]: Ditto.
4046 [vec_unpacku_float_lo]: Ditto.
4048 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4050 * soft-fp/README: Update for new files.
4051 * soft-fp/floattisf.c: New file.
4052 * soft-fp/floattidf.c: New file.
4053 * soft-fp/floattitf.c: New file.
4054 * soft-fp/floatuntisf.c: New file.
4055 * soft-fp/floatuntidf.c: New file.
4056 * soft-fp/floatuntitf.c: New file.
4057 * soft-fp/fixsfti.c: New file.
4058 * soft-fp/fixdfti.c: New file.
4059 * soft-fp/fixtfti.c: New file.
4060 * soft-fp/fixunssfti.c: New file.
4061 * soft-fp/fixunsdfti.c: New file.
4062 * soft-fp/fixunstfti.c: New file.
4063 * soft-fp/extendxftf.c: New file.
4064 * soft-fp/trunctfxf.c: New file.
4066 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4067 (__trunctfxf2): Ditto.
4069 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4070 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4071 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4072 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4073 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4074 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4076 * config/i386/t-fprules-softfp64: New file.
4077 * config/i386/sfp-machine.h: New file.
4078 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4079 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4080 and soft-fp/t-softfp to tmake_file.
4081 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4082 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4084 * config/i386/t-linux64 (softfp_wrap_start): New.
4085 (softfp_wrap_end): New.
4086 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4087 supported for TARGET_64BIT.
4089 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4091 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4092 c_common_unsigned_type behavior.
4094 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4096 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4099 2007-05-16 Eric Christopher <echristo@apple.com>
4101 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4102 saving after stack push. Set sp_offset whenever we push.
4103 (rs6000_emit_epilogue): Move altivec register restore before
4106 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4108 * configure.ac: Allow sysroots to be relocated under $prefix as
4109 well as $exec_prefix.
4110 * configure: Regenerate.
4112 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4116 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4118 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4119 (gcc_tooldir): Likewise.
4120 * configure: Regenerate.
4121 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4122 old configure.ac gcc_tooldir setting.
4123 (prefix_to_exec_prefix): New variable.
4124 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4125 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4127 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4129 * c-typeck.c (build_binary_op): Return early for error.
4131 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4133 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4134 struct nb_iter_bound.
4135 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4136 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4137 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4138 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4139 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4140 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4141 (del_scev_info): Use ggc_free.
4142 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4143 * loop-init.c: Include ggc.h.
4144 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4145 (loop_optimizer_finalize): Use ggc_free.
4146 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4147 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4148 pass_iv_optimize): Add TODO_ggc_collect.
4149 * function.h (struct function): Remove skip marker from x_current_loops.
4150 * cfgloop.c: Include ggc.h.
4151 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4153 (establish_preds): Vector superloops is gc allocated.
4154 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4156 (flow_loops_find): Vector larray is gc allocated.
4157 (loop_exit_free): Use ggc_free.
4158 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4159 that head of exits list is now not a part of struct loop.
4160 (record_loop_exits): Allocate exits table in gc memory.
4161 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4162 head of exits list is now not a part of struct loop.
4163 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4164 struct loop_exit): Add GTY marker.
4165 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4166 Add skip marker to aux field. Make head of exits list a separate
4168 (struct loops): Add GTY marker. Make larray vector gc allocated.
4169 Add param marker to exits table.
4170 (get_loops): Type changed.
4171 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4173 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4174 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4175 * basic-block.h (struct basic_block_def): Remove skip marker from
4178 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4180 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4181 of 0 in the call to expand_expr().
4182 (expand_builtin_mathfn_3): Ditto.
4183 (expand_builtin_interclass_mathfn): Ditto.
4184 (expand_builtin_cexpi): Ditto.
4185 (expand_builtin_int_roundingfn): Ditto.
4186 (expand_builtin_int_roundingfn_2): Ditto.
4187 (expand_builtin_pow): Ditto.
4188 (expand_builtin_powi): Ditto.
4189 (expand_builtin_bswap): Ditto.
4190 (expand_builtin_unop): Ditto.
4191 (expand_builtin_fabs): Ditto.
4192 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4193 the call to expand_expr().
4194 (expand_builtin_sync_operation): Ditto.
4195 (expand_builtin_compare_and_swap): Ditto.
4196 (expand_builtin_lock_test_and_set): Ditto.
4197 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4198 instead of 0 in the call to expand_expr().
4199 (expand_builtin_extract_return_addr): Ditto.
4200 (expand_builtin_eh_return): Ditto.
4201 (expand_eh_return): Ditto.
4202 * explow.c (expr_size): Ditto.
4203 * expr.c (optimize_bitfield_assignment_op): Ditto.
4204 (expand_assignement): Ditto.
4205 (store_expr): Ditto.
4206 (store_field): Ditto.
4207 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4208 the call to expand_expr().
4209 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4210 in the call to expand_expr().
4211 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4212 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4213 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4215 * optabs.c (expand_vec_shift_expr): Ditto.
4216 (expand_vec_cond_expr): Ditto.
4217 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4218 call to expand_expr().
4219 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4220 in the call to expand_expr().
4222 2007-05-14 Dave Korn <dave.korn@artimi.com>
4224 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4226 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4228 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4229 instead of c_common_unsigned_type.
4230 (c_common_unsigned_type): Remove.
4231 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4232 c_common_unsigned_type.
4233 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4234 c_common_unsigned_type.
4235 * c-common.h (c_common_unsigned_type): Remove.
4236 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4237 c_common_unsigned_type.
4238 * c-format.c (check_format_types): Use unsigned_type_for instead of
4239 c_common_unsigned_type.
4240 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4241 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4242 c_common_unsigned_type.
4243 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4244 lang_hooks.types.unsigned_type.
4245 * expmed.c (make_tree): Use unsigned_type_for instead of
4246 lang_hooks.types.unsigned_type.
4247 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4248 lang_hooks.types.unsigned_type.
4249 (build_range_check): Likewise.
4250 (fold_unary): Likewise.
4251 (fold_binary): Likewise.
4252 (fold_ternary): Likewise.
4253 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4254 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4255 * tree.c (get_unsigned_type): New.
4256 (unsigned_type_for): Use get_unsigned_type instead of
4257 lang_hooks.types.unsigned_type.
4259 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4261 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4262 to m68k_get_function_kind. Update its prototype.
4263 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4265 (m68k_interrupt_function_p): Return enum m68k_function_type
4266 instead of bool. Rename to m68k_get_function_kind.
4267 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4269 (m68k_compute_frame_layout): Don't mark any register for save
4270 if an interrupt_thread attribute is specified.
4271 (m68k_hard_regno_rename_ok): Update a use of
4272 m68k_interrupt_function_p.
4273 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4274 m68k_interrupt_function_p.
4275 (m68k_function_type): New.
4276 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4277 for a function with an interrupt_thread attribute.
4278 * doc/extend.texi: Document the interrupt_thread attribute.
4280 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4282 Fix PR tree-optimization/31911
4283 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4284 if they didn't change the expression.
4286 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4288 * tree-scalar-evolution.c (resolve_mixers): Exported.
4289 * tree-scalar-evolution.h (resolve_mixers): Declare.
4290 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4291 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4292 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4293 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4294 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4295 strip_conversion, analyze_offset_expr, address_analysis,
4296 object_analysis, analyze_offset): Removed.
4297 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4298 split_constant_offset, canonicalize_base_object_address,
4299 object_address_invariant_in_loop_p, disjoint_objects_p,
4300 dr_may_alias_p, dr_address_invariant_p): New functions.
4301 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4302 and dr_analyze_alias.
4303 (initialize_data_dependence_relation): Use dr_may_alias_p
4304 and object_address_invariant_in_loop_p.
4305 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4307 (find_data_references_in_stmt): Restrict the analysis of data references
4308 to the given loop nest.
4309 (find_data_references_in_loop): Made static. Pass loop nest to
4310 find_data_references_in_stmt.
4311 (compute_data_dependences_for_loop): Use DR_VOPS.
4312 (free_data_ref): Free DR_VOPS.
4313 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4314 (struct innermost_loop_behavior): ... new.
4315 (struct base_object_info): Replaced by ...
4316 (struct indices): ... new.
4317 (struct dr_alias): New.
4318 (enum data_ref_type): Removed.
4319 (struct data_reference): Consist of struct innermost_loop_behavior,
4320 struct indices and struct dr_alias.
4321 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4322 (DR_MEMTAG): Renamed to ...
4323 (DR_SYMBOL_TAG): ... this.
4324 (find_data_references_in_loop): Declaration removed.
4325 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4326 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4327 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4328 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4330 2007-05-13 Revital Eres <eres@il.ibm.com>
4332 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4333 which walks virtual def-use chains to find redundant stores.
4334 (dse_optimize_stmt): Call it.
4336 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4338 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4339 * passes.c (init_optimization_passes): Move pass_jump_bypass
4342 * basic-block.h (bb_has_eh_pred): Fix style issue.
4344 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4346 PR rtl-optimization/31848
4347 * loop-invariant.c (move_invariant_reg): If we move an insn
4348 with a REG_EQUAL note, and that insn is not always executed,
4349 remove the REG_EQUAL note.
4351 2007-05-12 Richard Guenther <rguenther@suse.de>
4353 PR tree-optimization/31797
4354 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4355 propagate into a stmt that has volatile ops.
4357 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4359 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4360 (gcc_tooldir): Likewise.
4361 * configure: Regenerate.
4362 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4363 old configure.ac gcc_tooldir setting.
4364 (prefix_to_exec_prefix): New variable.
4365 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4366 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4368 2007-05-11 Silvius Rus <rus@google.com>
4370 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4371 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4372 * c-common.h (strict_aliasing_warning): Change return type.
4373 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4374 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4375 (build_c_cast): Condition call to strict_aliasing_warning.
4376 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4377 * flags.h (set_Wstrict_aliasing): Declare.
4378 * opts.c (set_Wstrict_alising): Define, add call to.
4379 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4380 * tree-ssa-alias-warnings.c: New file.
4381 * tree-ssa-alias.c (compute_may_aliases): Add call to
4382 strict_aliasing_warning_backend.
4384 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4386 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4387 Use loop_depth and loop_outer accessor functions.
4388 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4389 determine_invariantness_stmt, move_computations_stmt): Ditto.
4390 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4391 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4392 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4393 * tree-scalar-evolution.c (interpret_loop_phi,
4394 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4395 instantiate_parameters_1, scev_const_prop): Ditto.
4396 * cfghooks.c (make_forwarder_block): Ditto.
4397 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4398 * modulo-sched.c (loop_canon_p): Ditto.
4399 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4400 slpeel_can_duplicate_loop_p): Ditto.
4401 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4402 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4403 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4404 cancel_loop, verify_loop_structure): Ditto.
4405 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4406 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4407 superloops vector instead of "pred" array.
4408 (establish_preds): Take father loop as an argument. Initialize the
4410 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4411 initialize loop->outer.
4412 (flow_loop_tree_node_remove): Truncate the superloops vector.
4413 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4414 "pred" merged to "superloops" vector.
4415 (loop_depth, loop_outer): New.
4416 (fel_init): Use loop_outer.
4418 2007-05-11 Jan Hubicka <jh@suse.cz>
4420 * cgraphunit.c: Include gt-cgraphunit.h
4421 (static_ctors, static_dtors): New static vars.
4422 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4423 based on implementation in c-common.c
4424 (cgraph_finalize_function): Call record_cdtor_fn.
4425 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4426 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4427 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4428 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4429 build_cdtor, c_build_cdtor_fns): Remove.
4430 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4431 c_build_cdtor_fns): Remove prototype.
4433 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4436 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4437 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4438 * builtins.c (fold_builtin_memchr): New.
4439 (expand_builtin_memchr): Call the latter.
4440 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4441 * doc/extend.texi ([Other built-in functions provided by GCC]):
4444 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4446 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4447 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4448 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4449 PFPO_OP1_TYPE_SHIFT): Constants added.
4450 (DFP_ALL): Mode macro defined.
4451 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4452 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4453 Insn definitions added.
4454 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4455 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4458 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4460 PR tree-optimization/31885
4461 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4463 (automatically_generated_chrec_p): Return false for NULL.
4465 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4467 * config/bfin/bfin.h (MOVE_RATIO): Define.
4469 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4471 * config.gcc (sparc-wrs-vxworks): New target.
4472 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4473 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4474 * config/sparc/sparc.h: Include vxworks-dummy.h.
4475 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4476 include LABEL_REFs too.
4477 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4478 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4480 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4482 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4483 (sparc_emit_call_insn): New function.
4484 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4485 functions when generating VxWorks PIC.
4486 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4487 (call, call_value): Use sparc_emit_call_insn instead of
4490 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4492 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4494 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4496 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4497 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4498 instead of operand_subword.
4500 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4502 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4503 * config/bfin/bfin.c (bfin_local_alignment): New function.
4504 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4506 2007-05-08 Chao-ying Fu <fu@mips.com>
4508 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4509 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4510 (smsub_widen_optab, umsub_widen_optab): Define.
4511 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4513 * genopinit.c (optabs): Fill in smsub_widen_optab and
4515 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4516 and umsub_widen_optab to implement multiply-subtract sequences.
4517 * config/mips/mips.md (*msac<u>_di): Rename to...
4518 (<u>msubsidi4): ...this. Extend condition to include
4519 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4520 of operand 0 to "ka" and use the three-operand form of msub<u>
4522 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4525 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4527 PR rtl-optimization/28011
4528 * reload.c (push_reload): Set dont_share if IN appears in OUT
4529 also when IN is a PLUS rtx.
4530 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4533 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4535 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4536 call unshare_all_decls.
4537 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4538 (unshare_all_decls): Remove.
4540 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4543 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4546 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4547 Nigel Stephens <nigel@mips.com>
4549 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4550 Update comments and all uses.
4551 (MIN_FPRS_PER_FMT): Define.
4552 * config/mips/mips.c (function_arg): Fix to correctly handle
4553 the -mips32r2 -mfp64 -mabi=32 case.
4554 (override_options): Enable use of odd-numbered registers for
4555 SFmode values on MIPS32.
4556 (mips_save_reg_p): Save whole floating-point register pair if
4557 either half is used.
4558 (compute_frame_size): Fix comment.
4560 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4562 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4563 argument of type bool.
4564 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4565 argument. Safely select temporary P register according to it.
4566 (do_link): Change call site of add_to_reg accordingly.
4567 (do_unlink): Add epilogue_p as a fourth argument and pass it
4569 (expand_interrupt_handler_epilogue): Change call of do_unlink
4571 (bfin_expand_prologue): Add a third argument sibcall_p.
4572 * config/bfin/bfin.md (epilogue): Change call of
4573 bfin_expand_epilogue accordingly.
4574 (sibcall_epilogue): Likewise.
4575 (eh_return_internal): Likewise.
4577 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4578 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4579 * config/bfin/bfin.c (bfin_handle_option): Handle
4580 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4581 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4582 Support bf534, bf536 and bf561.
4583 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4585 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4588 * config/i386/i386.c (ix86_function_regparm): Process local
4589 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4591 2007-05-07 Mike Stump <mrs@apple.com>
4593 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4594 also checks for and while statements in C++.
4596 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4598 * gcc.c (at_file_supplied): New variable.
4599 (main): Set it if we expanded argv.
4600 (do_spec_1): Pass an @-file to the linker if we were called with
4601 an @-file argument and HAVE_GNU_LD.
4602 * collect2.c (at_file_supplied): New variable.
4603 (response_file): New variable.
4604 (collect_exit): Unlink response_file if necessary.
4605 (handler): Likewise.
4606 (do_wait): Likewise.
4607 (main): Set at_file_supplied if we expanded argv.
4608 (collect_execute): Pass an @-file to subprocesses if we were called
4609 with an @-file argument.
4610 * configure.ac: Add define for HAVE_GNU_LD.
4611 * configure: Regenerate.
4612 * config.in: Regenerate.
4614 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4616 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4622 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4624 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4625 (TARGET_ENCODE_SECTION_INFO): Re-define.
4626 (m32c_encode_section_info): New
4627 (function_vector_handler): New
4628 (current_function_special_page_vector): New
4629 (m32c_special_page_vector_p): New.
4630 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4632 * config/m32c/jump.md: Added instruction JSRS for functions
4633 with attribute "function_vector".
4634 * doc/extend.texi (function_vector): Added description
4635 for M16C, M32C targets.
4637 2007-05-07 DJ Delorie <dj@redhat.com>
4640 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4641 ashrpsi3, lshrpsi3): Update shift count constraint.
4643 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4644 Nathan Froyd <froydnj@codesourcery.com>
4647 * c-incpath.c (add_path): Strip trailing path separators.
4649 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4651 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4652 Free dominance info before purging EH edges.
4653 (eliminate_degenerate_phis): Likewise.
4654 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4656 2007-05-07 Jan Hubicka <jh@suse.cz>
4658 * gimplify.c (gimplify_expr): Do not crash when folding
4659 (void *)(int)&a + 4.
4661 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4664 * c-opts.c (lang_fortran): Make it non static.
4665 * c-common.h (lang_fortran): New prototype.
4666 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4667 -lang-fortran option was passed by the driver.
4669 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4671 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4672 of ASSERT_CHECKING. Tweak message.
4674 2007-05-06 Revital Eres <eres@il.ibm.com>
4677 * loop-unroll.c (insert_var_expansion_initialization):
4678 Initialize the expansions with -zero instead of +zero.
4680 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4682 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4683 into pic and non-pic versions. Mark r19 as used for
4684 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4685 for tgd_load, tld_load and tie_load .
4686 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4687 version of tgd_load, tld_load and tie_load depending on the
4690 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4691 Jakub Jelinek <jakub@redhat.com>
4693 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4694 (__do_global_dtors_aux): Use more paranoid loop to run
4695 destructors if HIDDEN_DTOR_LIST_END.
4696 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4698 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4700 * varasm.c (align_variable): Don't increase alignment for
4701 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4702 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4704 2007-05-04 Josh Conner <jconner@apple.com>
4706 * basic-block.h (cdi_direction): Assign values to all enumeration
4708 (dom_computed): Remove.
4709 (dom_info_state): New.
4710 (set_dom_info_availability): New.
4711 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4712 walk_data.dom_direction.
4713 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4714 instead of dom_computed[].
4715 (split_edge): Likewise.
4716 (create_basic_block): Likewise.
4717 (merge_blocks): Likewise.
4718 * ifcvt.c (find_if_header): Likewise.
4719 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4720 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4721 * tree-ssa.c (verify_ssa): Likewise.
4722 * tree-cfg.c (tree_verify_flow_info): Likewise.
4723 (remove_edge_and_dominated_blocks): Likewise.
4724 * dominance.c (dom_computed): Make static.
4725 (calc_dfs_tree_nonrec): Change third param to a bool.
4726 (calc_dfs_tree): Change second param to a bool.
4727 (calc_idioms): Change second param to a bool. Use
4728 dom_convert_dir_to_idx.
4729 (init_dom_info): Validate dir before using.
4730 (dom_convert_dir_to_idx): New.
4731 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4732 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4733 (free_dominance_info): Use dom_convert_dir_to_idx.
4734 (get_immediate_dominator): Likewise.
4735 (set_immediate_dominator): Likewise.
4736 (get_dominated_by): Likewise.
4737 (redirect_immediate_dominators): Likewise.
4738 (nearest_common_denominator): Likewise.
4739 (dominated_by_p): Likewise.
4740 (bb_dom_dfs_in): Likewise.
4741 (bb_dom_dfs_out): Likewise.
4742 (recount_dominator): Likewise.
4743 (iterate_fix_dominators): Likewise.
4744 (add_to_dominance_info): Likewise.
4745 (delete_from_dominance_info): Likewise.
4746 (first_dom_son): Likewise.
4747 (next_dom_son): Likewise.
4748 (dom_info_available_p): Likewise.
4749 (dom_info_state): New.
4750 (set_dom_info_availability): New.
4752 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4754 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4756 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4758 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4760 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4761 (subdi3, subdi_carry): Delete.
4763 2007-05-04 Jan Hubicka <jh@suse.cz>
4764 Richard Guenther <rguenther@suse.de>
4766 * opts.c (decode_options): Do not fiddle with inlining
4767 parameters in case of optimizing for size.
4768 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4769 for size do nothing.
4770 (cgraph_decide_inlining_of_small_function): When optimizing for
4771 size never inline functions increasing caller size.
4772 (cgraph_early_inlining): Inline for size when optimizing for size.
4774 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4776 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4777 logical operations piecewise.
4778 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4779 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4780 subdi_sesidi_di): Delete.
4781 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4782 the generated sequence. Allow three-reg add in constraints. Rewrite
4783 the rtl expression for carry to avoid zero_extend of a constant.
4784 (sub_with_carry): New pattern.
4785 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4786 different sequence not involving jumps.
4787 (notbi): Now a named pattern.
4789 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4791 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4792 Add the note about a significant loss of accuracy of some
4793 mathematical routines when these options are used.
4795 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4797 * haifa-sched.c (rtx_vec_t): New typedef.
4798 (contributes_to_priority_p): Extract piece of priority () into new
4800 (priority): Use the function. Add assertion.
4801 (rank_for_schedule, set_priorities): Add assertion to check that
4802 insn's priority is initialized.
4803 (clear_priorities, calc_priorities): Change signature. Make it update
4804 all relevant insns. Update all callers ('add_to_speculative_block ()'
4805 and 'create_block_check_twin ()').
4806 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4807 Add new field 'priority_status'.
4808 (INSN_PRIORITY_STATUS): New macro.
4809 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4811 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4813 * sched-ebb.c (debug_ebb_dependencies): New static function.
4814 (init_ready_list): Use it.
4816 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4817 with changed signature and 'debug_rgn_dependencies ()'.
4818 (debug_rgn_dependencies): New static function.
4819 (init_ready_list): Use it.
4821 * sched-int.h (debug_dependencies): Declare.
4823 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4825 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4827 2007-05-04 Dirk Mueller <dmueller@suse.de>
4829 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4831 2007-05-03 Jan Hubicka <jh@suse.cz>
4833 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4834 for pointer type in more cases than before.
4836 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4838 * tree-object-size.c (plus_expr_object_size): When operand size is
4839 unknown, return unknown.
4841 2007-05-03 Dirk Mueller <dmueller@suse.de>
4843 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4845 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4848 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4850 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4852 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4854 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4856 * config/soft-fp/double.h, config/soft-fp/extended.h,
4857 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4858 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4859 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4860 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4863 2007-05-03 Ian Lance Taylor <iant@google.com>
4865 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4866 MASK_PPC_GFXOPT for 8540 or 8548.
4868 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4870 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4871 vect_print_dump_info() to output debug information.
4873 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4876 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4877 operands of size 2 when operand is not MEM_P.
4879 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4881 PR tree-optimization/30565
4882 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4884 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4886 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4887 (umulsi3_highpart): Use them.
4888 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4889 for final accumulator to D regisster tranfser.
4891 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4893 PR tree-optimization/31699
4894 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4896 (vect_enhance_data_refs_alignment): Compute peel amount using
4897 TYPE_VECTOR_SUBPARTS instead of vf.
4898 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4900 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4903 * system.h: Remove inclusion of double-int.h
4904 * tree.h: Include double-int.h
4905 * gengtype.c: Likewise
4906 * cfgloop.h: Likewise
4907 * Makefile.in: Adjust dependencies on double-int.h
4909 2007-05-02 Eric Christopher <echristo@apple.com>
4911 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4912 -shared to -Zdynamiclib.
4914 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4917 * c-common.c (strip_pointer_or_array_types): New function.
4918 * c-common.h (strip_pointer_or_array_types): New function declaration.
4920 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4922 PR tree-optimization/31771
4923 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4925 2007-05-02 Paul Brook <paul@codesourcery.com>
4927 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4929 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4932 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4935 2007-05-02 Nick Clifton <nickc@redhat.com>
4937 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4939 2007-05-02 Richard Guenther <rguenther@suse.de>
4941 PR tree-optimization/31146
4942 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4943 argument, single_use_p. If we have a single use that is
4944 a conversion to the definition rhs type, propagate that rhs.
4945 (forward_propagate_addr_expr): Pass single_use_p argument
4946 to forward_propagate_addr_expr_1.
4948 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4950 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4953 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4955 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4956 'AMD Family 10 core'.
4958 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4960 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4961 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4962 with SSE3 instruction set support.
4963 * doc/invoke.texi: Likewise.
4965 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4967 * config/i386/i386.c (override_options): Tuning 32-byte loop
4968 alignment for amdfam10 architecture. Increasing the max loop
4969 alignment to 24 bytes.
4971 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4973 * config/m68k/constraints.md: New.
4974 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4975 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4976 EXTRA_CONSTRAINT): Remove.
4977 * config/m68k/m68k.md: Include constraints.md.
4978 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4980 2007-05-01 Ian Lance Taylor <iant@google.com>
4982 PR tree-optimization/31739
4983 * tree-vrp.c (vrp_val_is_max): New static function.
4984 (vrp_val_is_min): New static function.
4985 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4987 (set_value_range): Use vrp_val_is_{max,min}.
4988 (extract_range_from_assert): Likewise.
4989 (extract_range_from_binary_expr): Likewise.
4990 (extract_range_from_unary_expr): Likewise.
4991 (dump_value_range, vrp_meet): Likewise.
4992 (vrp_visit_phi_node): Likewise.
4993 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4995 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4997 * config/i386/gmon-sol2.c (size_t): New type.
4998 (intptr_t): Likewise.
4999 (s_textsize): Declare as size_t.
5001 (monstartup): Use size_t for sizes.
5002 (_mcount): Save and restore registers.
5003 (internal_mcount): Pass 0 as the first argument to monstartup
5005 (moncontrol): Convert pointer to appropriately sized integer
5006 before passing to profil.
5008 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5010 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5011 __NO_FPRS__, not just if _SOFT_DOUBLE.
5012 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5013 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5014 also for E500 double.
5015 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5016 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5019 2007-05-01 Richard Guenther <rguenther@suse.de>
5021 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5024 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5026 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5028 2007-05-01 Jan Hubicka <jh@suse.cz>
5030 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5033 2007-05-01 Jan Hubicka <jh@suse.cz>
5035 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5036 (maybe_fold_offset_to_reference): Declare.
5037 * fold-const.c (fold_unary): Do not fold
5038 (type *)&A into &A->field_of_type_and_offset_0
5039 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5040 size is unknown, give up.
5041 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5043 (maybe_fold_offset_to_reference): New.
5044 (maybe_fold_stmt_indirect): Use it.
5045 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5046 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5048 (gimplify_expr): Likewise for plus_expr.
5050 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5052 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5053 bsi_after_labels. Always insert statements before bsi.
5054 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5055 * predict.c (apply_return_prediction): Check for empty blocks.
5056 * cfgexpand.c (lab_rtx_for_bb): New variable.
5057 (label_rtx_for_bb): Do not create new tree labels.
5058 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5059 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5060 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5062 (label_for_bb): Add field used.
5063 (update_eh_label, main_block_label): Mark the label used.
5064 (cleanup_dead_labels): Remove unused labels.
5066 2007-05-01 Richard Guenther <rguenther@suse.de>
5068 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5069 if it is not about to be set.
5070 (get_value_range): Do not pre-allocate equiv bitmap.
5071 (update_value_range): No need to clear equiv field.
5072 (add_equivalence): Change prototype to get bitmap pointer.
5073 Allocate bitmap here if it is not already.
5074 (extract_range_from_assert): Do not allocate bitmap here.
5075 Update callers to add_equivalence.
5076 (extract_range_from_ssa_name): Likewise.
5077 (get_vr_for_comparison): New static helper.
5078 (compare_name_with_value): Handle NULL equiv bitmap by
5079 peeling the first iteration of the comparison loop.
5080 Use get_vr_for_comparison.
5081 (compare_names): Handle NULL equiv bitmaps by using fake
5082 ones. Use get_vr_for_comparison.
5084 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5086 * double-int.c (mpz_set_double_int): Moved from
5087 tree-ssa-loop-niter.c.
5088 (mpz_get_double_int): Likewise; also, add option to wrap
5089 out-of-range integers.
5090 * double-int.h: New prototypes for above.
5091 * tree.c (get_static_type_bounds): Moved from
5092 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5093 TYPE_MAX_VALUE if they exist..
5094 * tree.h: New prototype for above.
5095 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5096 get_type_bounds calls.
5097 (mpz_set_double_int): Move to double-int.c.
5098 (get_type_bounds): Move to tree.c, rename to
5099 get_static_type_bounds.
5100 (mpz_to_double_int): Move to double-int.c, rename to
5103 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5105 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5106 DIV0 exception can fall through to a normal return.
5108 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5112 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5113 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5114 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5115 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5116 initialize align to silence bogus warning.
5117 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5118 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5120 (struct sra_walk_fns): Remove use_all parameter from use.
5121 (sra_hash_tree): Handle BIT_FIELD_REFs.
5122 (sra_elt_hash): Don't hash bitfld blocks.
5123 (sra_elt_eq): Skip them in parent compares as well. Handle
5125 (sra_walk_expr): Don't maintain or pass down use_all_p.
5126 (scan_use): Remove use_all parameter.
5127 (scalarize_use): Likewise. Re-expand assignment to
5128 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5129 output, and re-scalarize after output. Don't mark anything
5131 (scalarize_ldst): Adjust.
5132 (scalarize_walk_gimple_modify_statement): Likewise.
5133 (build_element_name_1): Handle BIT_FIELD_REFs.
5134 (instantiate_element): Don't warn for any element whose parent
5136 (instantiate_missing_elements_1): Return the sra_elt.
5137 (canon_type_for_field): New.
5138 (try_instantiate_multiple_fields): New.
5139 (instantiate_missing_elemnts): Use them.
5140 (mark_no_warning): Removed.
5141 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5142 (REPLDUP, sra_build_elt_assignment): New.
5143 (generate_copy_inout): Use them.
5144 (generate_element_copy): Likewise. Handle bitfld differences.
5145 (generate_element_zero): Don't recurse for blocks. Use
5146 sra_build_elt_assignment.
5147 (generate_one_element_int): Take elt instead of var. Use
5148 sra_build_elt_assignment.
5149 (generate_element_init_1): Adjust.
5150 (scalarize_use, scalarize_copy): Use REPLDUP.
5151 (scalarize_ldst): Move assert before dereference.
5152 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5154 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5157 * tree.c (reconstruct_complex_type): Reconstruct a reference
5159 Also use the same mode for the pointer as the old pointer type.
5161 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5163 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5166 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5168 PR rtl-optimization/31676
5169 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5170 (df_refs_record): Call it.
5172 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5174 * rtl.def (SS_ABS): New code.
5175 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5176 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5177 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5178 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5179 (bfin_init_builtins): Define them.
5180 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5181 (bfin_expand_builtin): ... and handle the others here.
5182 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5183 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5184 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5185 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5186 operand is only HImode.
5188 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5190 * regclass.c (scan_one_insn): Remove splitting of
5193 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5194 Nigel Stephens <nigel@mips.com>
5196 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5198 2007-04-28 Jan Hubicka <jh@suse.cz>
5200 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5201 insn_locators_alloc instead of insn_locators_initialize;
5202 call reset_block_changes.
5203 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5204 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5205 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5206 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5207 * config/score/score.c (th_output_mi_thunk): Likewise.
5208 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5209 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5210 tolerate uninitialized locator info.
5213 * function.c (init_function_start): Don't init line number info.
5214 (expand_function_end): Update.
5215 (reset_block_changes, record_block_change, finalize_block_changes,
5216 check_block_change, free_block_changes): Kill.
5217 * function.h (reset_block_changes, record_block_change,
5218 finalize_block_changes, check_block_change, free_block_changes): Remove
5220 (struct function): Remove ib_boundaries_block.
5221 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5222 Use curr_insn_locator to initialize locator.
5223 (emit_line_note): Remove.
5224 * cfgexpand.c (expand_gimple_cond_expr): Update.
5225 (construct_exit_block): Likewise.
5226 (tree_expand_cfg): Initialize/finalize locators.
5227 * expr.c (expand_expr_real): Update.
5228 * cfglayout.c (line_locators_locs, line_locators_lines,
5229 file_locators_locs, file_locators_files): Remove.
5230 (set_block_levels): Move to cfgexpand.c.
5231 (insn_locators_initialize): Remove.
5232 (pass_insn_locators_initialize): Remove.
5233 (locations_locators_locs, locations_locators_vals): New static vars.
5234 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5236 (insn_locators_alloc, insn_locators_finalize,
5237 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5239 (locator_location): New.
5240 (locator_line, locator_file): Rewrite.
5241 * rtl.h (emit_line_note): Kill.
5242 (insn_locators_alloc, insn_locators_finalize,
5243 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5245 * tree-inline.c (initialize_cfun): Do not initialize
5246 ib_boundaries_block.
5247 * passes.c (pass_insn_locators_initialize): Remove.
5249 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5251 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5252 info. Update last_basic_block correctly.
5254 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5257 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5258 register itself to hold the offset constant. Tell flow the use
5259 of r4 and r5 when they are used.
5261 2007-04-27 Richard Guenther <rguenther@suse.de>
5263 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5264 if we simplified anything.
5265 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5266 warnings until we did a simplification and the stmt was not
5267 marked as TREE_NO_WARNING.
5269 2007-04-27 Mike Stump <mrs@apple.com>
5271 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5273 2007-04-27 Ian Lance Taylor <iant@google.com>
5276 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5277 TYPE_MAX_VALUE exist, convert them to the new type.
5279 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5281 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5282 if it claims to be available.
5283 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5285 (perform_tree_ssa_dce): Always free postdominators.
5287 2007-04-27 Richard Henderson <rth@redhat.com>
5289 * config/alpha/predicates.md (aligned_memory_operand): Mark
5290 as define_special_predicate.
5291 (unaligned_memory_operand, normal_memory_operand): Likewise.
5292 (reg_or_unaligned_mem_operand): Remove.
5293 (any_memory_operand): Match the documentation and check for
5294 non-renumbered pseudos during reload.
5295 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5296 alpha_secondary_reload_class, update to new interface, make static.
5297 Handle CQImode like HImode. Remove FP subreg check.
5298 (alpha_expand_mov): Use replace_equiv_address.
5299 (alpha_expand_mov_nobwx): Use any_memory_operand.
5300 (TARGET_SECONDARY_RELOAD): New.
5301 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5302 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5303 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5304 * config/alpha/alpha.md: ... here.
5305 (RELOAD12, reloadmode): New.
5307 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5308 Don't handle the aligned case here.
5309 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5310 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5311 reload_inhi_help. Don't expect a scratch register.
5312 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5314 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5316 2007-04-27 Richard Guenther <rguenther@suse.de>
5318 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5320 2007-04-27 Richard Guenther <rguenther@suse.de>
5322 PR tree-optimization/30965
5323 PR tree-optimization/30978
5324 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5325 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5326 (find_equivalent_equality_comparison): Likewise.
5327 (simplify_cond): Likewise.
5328 (get_prop_source_stmt): New helper.
5329 (get_prop_dest_stmt): Likewise.
5330 (can_propagate_from): Likewise.
5331 (remove_prop_source_from_use): Likewise.
5332 (combine_cond_expr_cond): Likewise.
5333 (forward_propagate_comparison): New function.
5334 (forward_propagate_into_cond): Rewrite to use fold for
5336 (tree_ssa_forward_propagate_single_use_vars): Call
5337 forward_propagate_comparison to propagate comparisons.
5339 2007-04-27 Richard Guenther <rguenther@suse.de>
5341 PR tree-optimization/31715
5342 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5343 sure to do computation on the offset in an appropriate
5346 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5348 * reload.h (elimination_target_reg_p): Declare.
5349 * reload.c (find_reloads): Don't apply the reg_rtx move
5350 optimization if the SET_DEST satisfies elimination_target_reg_p.
5351 * reload1.c (elimination_target_reg_p): New function.
5352 (gen_reload): In the move/add2 fallback, make sure that op0
5353 does not overlap the destination register.
5355 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5357 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5358 transform only GIMPLE_MODIFY_STMTs.
5359 * tree-complex.c (expand_complex_operations_1): Ditto.
5360 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5361 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5362 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5364 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5365 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5366 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5367 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5368 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5369 slpeel_add_loop_guard): Ditto.
5370 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5371 * lambda-code.c (perfect_nestify): Ditto.
5372 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5373 before the first statement.
5374 * tree-optimize.c (execute_free_datastructures): Fix comments.
5375 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5376 * tree-flow.h (disband_implicit_edges): Declaration removed.
5377 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5379 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5381 (disband_implicit_edges, has_label_p): Removed.
5382 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5383 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5385 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5387 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5388 also for COND_EXPRs.
5389 * cfgexpand.c (label_rtx_for_bb): New function.
5390 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5391 Use label_rtx_for_bb to find the labels.
5392 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5393 last block. Detect fallthru edges.
5395 2007-04-26 Ian Lance Taylor <iant@google.com>
5398 * reload.c (find_reloads_subreg_address): If the address was valid
5399 in the original mode but not in the new mode, reload the whole
5402 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5404 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5405 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5406 (cleanup_control_expr_graph): Do not invalidate dominance info.
5407 Record altered blocks.
5408 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5409 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5410 cleanup_tree_cfg_bb): New functions.
5411 (remove_forwarder_block): Do not maintain the worklist of blocks.
5412 Record altered blocks.
5413 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5415 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5416 delete_unreachable_blocks if dominators are not available.
5417 * tree-inline.c (optimize_inline_calls): Free dominance information
5419 * tree-flow.h (remove_edge_and_dominated_blocks,
5420 cfgcleanup_altered_bbs): Altered.
5421 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5423 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5425 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5426 do not invalidate dominators.
5428 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5430 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5431 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5432 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5433 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5435 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5437 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5439 2007-04-26 Richard Guenther <rguenther@suse.de>
5441 PR tree-optimization/31703
5442 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5443 the right type for the target of the bittest.
5445 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5447 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5448 ix86_sol10_return_in_memory.
5450 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5452 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5455 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5458 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5460 PR tree-optimization/30558
5461 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5462 clear this_state.prev_try.
5464 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5465 Mark Mitchell <mark@codesourcery.com>
5467 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5468 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5469 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5471 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5474 * doc/invoke.texi (%:print-asm-header): Document.
5475 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5477 (static_spec_functions): Add print-asm-header.
5478 (main): Print a banner before the --target-help linker options.
5479 (print_asm_header_spec_function): New function.
5481 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5484 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5485 (movsf_ie): Likewise.
5487 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5489 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5491 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5493 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5495 (__umodsi3, __modsi3): Likewise.
5497 2007-04-25 Dirk Mueller <dmueller@suse.de>
5499 * c-typeck.c (build_compound_expr): Annotate warning()
5500 call with OPT_Wunused_value.
5501 * tree-ssa.c (warn_uninit): Annotate warning with
5503 * c-common.c (handle_sentinel_attribute): Annotate warning
5504 call with OPT_Wattributes.
5506 2007-04-25 Thiemo Seufer <ths@mips.com>
5508 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5510 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5511 on to the assembler. Improve handling of -mno-mips16. Add handling
5512 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5513 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5514 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5515 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5517 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5520 * config/i386/winnt.c (i386_pe_file_end): Strip only
5521 USER_LABEL_PREFIX when writing export name.
5523 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5525 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5526 sh/elf.h, vx-common.h and vxworks.h.
5527 * config/sh/sh.h: Include config/vxworks-dummy.h.
5528 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5529 (OVERRIDE_OPTIONS): Use it.
5530 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5531 (vxworks_picreg): New pattern.
5532 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5533 VXWORKS_OS_CPP_BUILTINS.
5534 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5535 to their VXWORKS_* equivalents.
5536 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5537 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5538 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5539 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5540 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5541 -mrtp/-fPIC multilibs.
5542 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5543 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5544 (MULTILIB_OSDIRNAMES): Delete.
5546 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5549 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5551 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5553 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5554 rounding mode to be specified by the caller.
5555 (real_to_mpfr) Likewise.
5556 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5557 include new arguments.
5558 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5560 2007-04-24 Ian Lance Taylor <iant@google.com>
5562 PR tree-optimization/31605
5563 * tree-vrp.c (set_value_range): Check that min and max are not
5564 both overflow infinities.
5565 (set_value_range_to_value): New static function.
5566 (extract_range_from_binary_expr): Call set_value_range_to_value.
5567 (extract_range_from_cond_expr): Likewise.
5568 (extract_range_from_expr): Likewise.
5569 (extract_range_from_unary_expr): Likewise. Don't create a range
5570 which overflows on both sides.
5571 (vrp_meet): Check for a useless range.
5572 (vrp_visit_phi_node): If we see a constant which looks like an
5573 overflow infinity, turn off the TREE_OVERFLOW flag.
5575 2007-04-24 Ian Lance Taylor <iant@google.com>
5577 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5579 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5582 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5583 diagnostic message is being built.
5584 * tree-pretty-print.c (dump_generic_node): Only write the
5585 formatted text into BUFFER's stream if we are not building a
5587 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5589 * Makefile.in (toplev.o): Depend on tree-pass.h.
5591 2007-04-24 Ian Lance Taylor <iant@google.com>
5593 PR tree-optimization/31602
5594 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5595 conditionals in the copied loop header.
5596 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5597 warnings if TREE_NO_WARNING is set.
5598 * doc/invoke.texi (Warning Options): Clarify that
5599 -Wstrict-overflow does not warn about loops.
5601 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5603 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5604 expand on the comment about _Decimal128 arguments and check the
5605 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5606 that _Decimal128 argument uses even/odd register pair.
5607 (function_arg): Ditto.
5609 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5611 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5612 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5614 2007-04-24 Richard Guenther <rguenther@suse.de>
5615 Olga Golovanevsky <olga@il.ibm.com>
5617 * fold-const.c (multiple_of_p): Check for bottom
5620 2007-04-24 Richard Henderson <rth@redhat.com>
5622 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5623 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5624 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5625 looking for non-zero bits shifted out. Avoid a recursive call
5626 when constructing the scalar.
5627 (__floatundisf): Likewise.
5629 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5631 * dwarf2out.c (field_byte_offset): Move the existing logic
5632 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5633 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5635 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5638 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5639 argument of 0 for memset.
5640 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5641 unsigned shift instead of the signed variant.
5643 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5645 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5646 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5647 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5648 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5649 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5650 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5651 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5652 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5653 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5654 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5655 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5656 "mul<mode>3", "div<mode>3"): Insn definitions added.
5657 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5658 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5659 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5660 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5661 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5662 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5663 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5664 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5665 TARGET_FLOAT_FORMAT): Macro definitions removed.
5666 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5667 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5668 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5669 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5670 (s390_gen_rtx_const_DI): Function removed.
5671 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5673 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5675 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5676 over an external ffs function.
5678 2007-04-24 Chao-ying Fu <fu@mips.com>
5679 Richard Sandiford <richard@nildram.co.uk>
5681 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5682 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5683 (smadd_widen_optab, umadd_widen_optab): Define.
5684 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5686 * genopinit.c (optabs): Fill in smadd_widen_optab and
5688 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5689 and umadd_widen_optab to implement multiply-add sequences.
5690 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5691 (<u>maddsidi4): ...this. Extend condition to include
5692 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5693 of operand 0 to "ka" and use the three-operand form of madd<u>
5695 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5697 * config/mips/constraints.md (ka): New register constraint.
5699 2007-04-24 Jan Hubicka <j@suse.cz>
5703 2007-04-23 Jan Hubicka <jh@suse.cz>
5704 * function.c (init_function_start): Don't init line number info.
5705 (expand_function_end): Update.
5706 (reset_block_changes, record_block_change, finalize_block_changes,
5707 check_block_change, free_block_changes): Kill.
5708 * function.h (reset_block_changes, record_block_change,
5709 finalize_block_changes, check_block_change, free_block_changes): Remove
5711 (struct function): Remove ib_boundaries_block.
5712 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5713 Use curr_insn_locator to initialize locator.
5714 (emit_line_note): Remove.
5715 * cfgexpand.c (expand_gimple_cond_expr): Update.
5716 (construct_exit_block): Likewise.
5717 (tree_expand_cfg): Initialize/finalize locators.
5718 * expr.c (expand_expr_real): Update.
5719 * cfglayout.c (line_locators_locs, line_locators_lines,
5720 file_locators_locs, file_locators_files): Remove.
5721 (set_block_levels): Move to cfgexpand.c.
5722 (insn_locators_initialize): Remove.
5723 (pass_insn_locators_initialize): Remove.
5724 (locations_locators_locs, locations_locators_vals): New static vars.
5725 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5727 (insn_locators_alloc, insn_locators_finalize,
5728 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5730 (locator_location): New.
5731 (locator_line, locator_file): Rewrite.
5732 * rtl.h (emit_line_note): Kill.
5733 (insn_locators_alloc, insn_locators_finalize,
5734 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5736 * tree-inline.c (initialize_cfun): Do not initialize
5737 ib_boundaries_block.
5738 * passes.c (pass_insn_locators_initialize): Remove.
5740 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5742 * doc/invoke.texi: Removed leading '-' from option index entries.
5744 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5746 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5748 (create_phi_node): Use set_phi_nodes.
5749 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5750 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5751 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5752 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5753 (bsi_start, bsi_last): Use bb_stmt_list.
5754 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5755 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5756 Traverse the statements using tsi iterator.
5757 * basic-block.h (struct basic_block_def): Fields stmt_list
5758 and phi_nodes moved to ...
5759 (struct tree_bb_info): ... new structure.
5760 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5761 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5762 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5763 (tree_verify_flow_info): Verify that il.tree is not set for
5764 entry and exit block.
5765 (tree_split_block): Use set_bb_stmt_list.
5767 2007-04-23 Mike Stump <mrs@apple.com>
5769 * config/i386/i386.c (ix86_tune_features
5770 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5773 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5775 * config/i386/i386.md (prefix_extra): New attribute.
5776 (length): Add prefix_extra.
5778 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5779 (sse2_movntv2di): Likewise.
5780 (sse2_cvtps2dq): Likewise.
5781 (sse2_cvtpd2pi): Likewise.
5782 (sse2_cvttpd2pi): Likewise.
5783 (*sse2_cvtpd2ps): Likewise.
5784 (*add<mode>3): Likewise.
5785 (sse2_ssadd<mode>3): Likewise.
5786 (sse2_usadd<mode>3): Likewise.
5787 (*sub<mode>3): Likewise.
5788 (sse2_sssub<mode>3): Likewise.
5789 (sse2_ussub<mode>3): Likewise.
5790 (*mulv8hi3): Likewise.
5791 (*smulv8hi3_highpart): Likewise.
5792 (*umulv8hi3_highpart): Likewise.
5793 (sse2_umulv2siv2di3): Likewise.
5794 (sse2_pmaddwd): Likewise.
5795 (ashr<mode>3): Likewise.
5796 (lshr<mode>3): Likewise.
5797 (ashl<mode>3): Likewise.
5798 (sse2_ashlti3): Likewise.
5799 (sse2_lshrti3): Likewise.
5800 (*umaxv16qi3): Likewise.
5801 (*smaxv8hi3): Likewise.
5802 (*uminv16qi3): Likewise.
5803 (*sminv8hi3): Likewise.
5804 (sse2_eq<mode>3): Likewise.
5805 (sse2_gt<mode>3): Likewise.
5806 (*and<mode>3): Likewise.
5807 (sse2_nand<mode>3): Likewise.
5808 (*ior<mode>3): Likewise.
5809 (*xor<mode>3): Likewise.
5810 (sse2_packsswb): Likewise.
5811 (sse2_packssdw): Likewise.
5812 (sse2_packuswb): Likewise.
5813 (sse2_punpckhbw): Likewise.
5814 (sse2_punpcklbw): Likewise.
5815 (sse2_punpckhwd): Likewise.
5816 (sse2_punpcklwd): Likewise.
5817 (sse2_punpckhdq): Likewise.
5818 (sse2_punpckldq): Likewise.
5819 (sse2_punpckhqdq): Likewise.
5820 (sse2_punpcklqdq): Likewise.
5821 (*sse2_pinsrw): Likewise.
5822 (*sse2_pextrw): Likewise.
5823 (sse2_pshufd_1): Likewise.
5824 (sse2_uavgv16qi3): Likewise.
5825 (sse2_uavgv8hi3): Likewise.
5826 (sse2_psadbw): Likewise.
5827 (sse2_pmovmskb): Likewise.
5828 (*sse2_maskmovdqu): Likewise.
5829 (*sse2_maskmovdqu_rex64): Likewise.
5830 (sse4a_extrqi): Likewise.
5831 (sse4a_extrq): Likewise.
5832 (sse3_lddqu): Set prefix_rep.
5833 (sse3_addsubv4sf3): Likewise.
5834 (sse3_haddv4sf3): Likewise.
5835 (sse3_hsubv4sf3): Likewise.
5836 (sse_cvtss2si): Likewise.
5837 (sse_cvtss2si_2): Likewise.
5838 (sse_cvtss2siq): Likewise.
5839 (sse_cvtss2siq_2): Likewise.
5840 (sse_cvttss2si): Likewise.
5841 (sse_cvttss2siq): Likewise.
5842 (sse2_cvttps2dq): Likewise.
5843 (sse3_movshdup): Likewise.
5844 (sse3_movsldup): Likewise.
5845 (sse2_cvtsd2si): Likewise.
5846 (sse2_cvtsd2si_2): Likewise.
5847 (sse2_cvtsd2siq): Likewise.
5848 (sse2_cvtsd2siq_2): Likewise.
5849 (sse2_cvttsd2si): Likewise.
5850 (sse2_cvttsd2siq): Likewise.
5851 (*sse2_cvtpd2dq): Likewise.
5852 (*sse2_cvttpd2dq): Likewise.
5853 (sse2_pshuflw_1): Likewise.
5854 (sse2_pshufhw_1): Likewise.
5855 (sse4a_insertqi): Likewise.
5856 (sse4a_insertq): Likewise.
5857 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5858 (ssse3_phadddv4si3): Likewise.
5859 (ssse3_phaddswv8hi3): Likewise.
5860 (ssse3_phsubwv8hi3): Likewise.
5861 (ssse3_phsubdv4si3): Likewise.
5862 (ssse3_phsubswv8hi3): Likewise.
5863 (ssse3_pmaddubswv8hi3): Likewise.
5864 (ssse3_pmulhrswv8hi3): Likewise.
5865 (ssse3_pshufbv16qi3): Likewise.
5866 (ssse3_psign<mode>3): Likewise.
5867 (ssse3_palignrti): Likewise.
5868 (abs<mode>2): Likewise.
5869 (ssse3_phaddwv4hi3): Set prefix_extra.
5870 (ssse3_phadddv2si3): Likewise.
5871 (ssse3_phaddswv4hi3): Likewise.
5872 (ssse3_phsubwv4hi3): Likewise.
5873 (ssse3_phsubdv2si3): Likewise.
5874 (ssse3_phsubswv4hi3): Likewise.
5875 (ssse3_pmaddubswv4hi3): Likewise.
5876 (ssse3_pmulhrswv4hi3): Likewise.
5877 (ssse3_pshufbv8qi3): Likewise.
5878 (ssse3_psign<mode>3): Likewise.
5879 (ssse3_palignrdi): Likewise.
5880 (abs<mode>2): Likewise.
5881 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5882 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5883 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5885 2007-04-23 Nick Clifton <nickc@redhat.com>
5887 * params.def: Fix formatting of emacs local variables.
5889 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5891 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5892 move if inter-unit move isn't allowed.
5893 Don't split moving the first element of V2DI to DI to inter-unit
5894 move if inter-unit move isn't allowed.
5896 2007-04-23 Richard Guenther <rguenther@suse.de>
5898 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5899 and CDI_POST_DOMINATORS separately.
5901 2007-04-23 Nick Clifton <nickc@redhat.com>
5903 * c.opt (Wformat-contains-nul): Add warning attribute.
5905 2007-04-23 Jan Hubicka <jh@suse.cz>
5907 * function.c (init_function_start): Don't init line number info.
5908 (expand_function_end): Update.
5909 (reset_block_changes, record_block_change, finalize_block_changes,
5910 check_block_change, free_block_changes): Kill.
5911 * function.h (reset_block_changes, record_block_change,
5912 finalize_block_changes, check_block_change, free_block_changes): Remove
5914 (struct function): Remove ib_boundaries_block.
5915 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5916 Use curr_insn_locator to initialize locator.
5917 (emit_line_note): Remove.
5918 * cfgexpand.c (expand_gimple_cond_expr): Update.
5919 (construct_exit_block): Likewise.
5920 (tree_expand_cfg): Initialize/finalize locators.
5921 * expr.c (expand_expr_real): Update.
5922 * cfglayout.c (line_locators_locs, line_locators_lines,
5923 file_locators_locs, file_locators_files): Remove.
5924 (set_block_levels): Move to cfgexpand.c.
5925 (insn_locators_initialize): Remove.
5926 (pass_insn_locators_initialize): Remove.
5927 (locations_locators_locs, locations_locators_vals): New static vars.
5928 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5930 (insn_locators_alloc, insn_locators_finalize,
5931 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5933 (locator_location): New.
5934 (locator_line, locator_file): Rewrite.
5935 * rtl.h (emit_line_note): Kill.
5936 (insn_locators_alloc, insn_locators_finalize,
5937 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5939 * tree-inline.c (initialize_cfun): Do not initialize
5940 ib_boundaries_block.
5941 * passes.c (pass_insn_locators_initialize): Remove.
5943 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5946 * expr.c (reduce_to_bit_field_precision): Handle
5949 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5951 PR tree-optimization/24659
5952 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5953 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5954 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5955 * genopinit.c (optabs): Rename vec_pack_mod_optab
5956 to vec_pack_trunc_optab.
5957 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5958 early for scalar floating point operands for NOP_EXPR.
5959 (vectorizable_type_promotion): Ditto.
5960 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5961 vec_pack_trunc_optab.
5962 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5964 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5965 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5966 Rename from VEC_PACK_MOD_EXPR.
5967 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5968 * expr.c (expand_expr_real_1): Ditto.
5969 * tree-inline.c (estimate_num_insns_1): Ditto.
5970 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5972 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5973 (vec_unpacks_lo_v4sf): Ditto.
5974 (vec_pack_trunc_v2df): Ditto.
5975 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5976 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5977 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5979 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5981 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5983 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5984 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5985 packing of floating point operands.
5986 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5987 represent unpacking of floating point operands.
5988 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5989 [vec_unpacks_hi]: Ditto.
5990 [vec_unpacks_lo]: Ditto.
5992 2007-04-22 Jan Hubicka <jh@suse.cz>
5994 * final.c (rest_of_handle_final): Call
5995 targetm.asm_out.constructor/targetm.asm_out.destructor
5996 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5997 proper priority via decl_*_priority_insert.
5998 * c-common.c (c_expand_body): Likewise.
6000 2007-04-22 Richard Guenther <rguenther@suse.de>
6002 PR tree-optimization/29789
6003 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6004 (rewrite_reciprocal): New helper split out from
6005 determine_invariantness_stmt.
6006 (rewrite_bittest): Likewise.
6007 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6008 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6011 2007-04-22 Revital Eres <eres@il.ibm.com>
6013 * loop-unroll.c (var_to_expand): New field to support also
6014 insns of the form x = something + x.
6015 (analyze_insn_to_expand_var): Use it.
6016 (expand_var_during_unrolling): Likewise.
6018 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6020 * predict.c: Include pointer-set.h.
6021 (bb_predictions): New variable.
6022 (tree_predicted_by_p, tree_predict_edge,
6023 remove_predictions_associated_with_edge): Use bb_predictions map
6024 instead of bb->predictions.
6025 (clear_bb_predictions, assert_is_empty): New functions.
6026 (combine_predictions_for_bb): Use bb_predictions map. Call
6027 clear_bb_predictions.
6028 (tree_estimate_probability): Create and free bb_predictions map.
6029 * Makefile.in (predict.o): Add pointer-set.h dependency.
6030 * basic-block.h (struct basic_block_def): Remove predictions
6032 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6034 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6037 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6040 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6042 * timevar.c (timevar_print): Change reference of --disable-checking to
6043 --enable-checking=release. Also warn if assert checking is disabled.
6045 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6048 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6049 decl as addressable if the compound literal was marked as
6051 Mark the decl as a gimple register if it is a complex or
6052 vector decl and does not live in memory.
6054 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6056 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6057 (GENERIC_NEXT): New function macro.
6058 (PHI_CHAIN): Use phi_node's new chain variable.
6059 (tree_phi_node): Change tree_common to tree_base
6060 and add the chain field.
6061 * tree-phinodes.c (make_phi_node): Don't set
6062 TREE_TYPE on the new node.
6063 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6064 instead of checking GIMPLE_TUPLE_P in chain_next.
6065 * tree-vect-transform.c
6066 (get_initial_def_for_induction): Look at
6067 PHI_RESULT_TREE for the type of the phi node.
6068 (update_vuses_to_preheader): Use PHI_CHAIN
6069 instead of TREE_CHAIN on the phi node.
6070 * tree-ssa-structalias.c (compute_points_to_sets):
6072 (ipa_pta_execute): Likewise.
6074 2007-04-21 Richard Guenther <rguenther@suse.de>
6077 * fold-const.c (fold_unary): Call fold_convert_const on the
6080 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6082 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6083 (store_killed_in_pat): New.
6085 2007-04-20 Richard Henderson <rth@redhat.com>
6088 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6089 TREE_LIST with a void_type_node value, not void_list_node exactly.
6091 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6093 * doc/standards.texi: Re-arrange into language-specific
6094 subsections. Add a C++ section, documenting which standards we
6097 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6099 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6100 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6102 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6104 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6105 ecrti.o and crtbegin.o.
6106 (LIB_DEFAULT_SPEC): Include -lc.
6107 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6109 2007-04-20 Richard Henderson <rth@redhat.com>
6112 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6113 argument; update all callers.
6114 (get_unaligned_offset): New.
6115 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6116 get_unaligned_address, just pass on the address directly.
6117 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6118 the subreg in the helper patterns.
6119 (unaligned_extendqidi_le): Use get_unaligned_offset.
6120 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6121 (unaligned_extendhidi_be): Likewise.
6122 (unaligned_extendhidi): Tidy.
6123 * config/alpha/alpha-protos.h: Update.
6125 2007-04-20 Richard Henderson <rth@redhat.com>
6127 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6128 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6129 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6130 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6131 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6132 (CPP_SPEC): Don't include %(cpp_subtarget).
6133 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6134 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6135 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6137 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6139 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6140 for __builtin_ia32_cmpordss.
6142 PR tree-optimization/31632
6143 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6144 and arg1 for optimizations of comparison against min/max values.
6145 Fold arg0 to arg1's type for optimizations of comparison against
6146 min+1 and max-1 values.
6148 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6150 * reload.c (combine_reloads): When trying to use a dying register,
6151 check whether it's uninitialized and don't use if so.
6153 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6155 * fold-const.c: Remove prototypes for native_encode_expr and
6156 native_interpret_expr.
6157 (native_encode_expr): Make non-static.
6158 (native_interpret_expr): Likewise.
6159 * tree.h: Add prototypes for the above.
6161 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6163 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6164 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6165 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6166 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6167 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6168 Add length attributes.
6170 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6172 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6175 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6176 __STDC_WANT_DEC_FP__.
6178 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6180 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6181 for long double compatibility.
6182 * configure: Regenerate.
6184 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6186 PR rtl-optimization/29841
6187 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6189 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6190 that may cause control flow transfer from being moved.
6192 2007-04-18 Jan Hubicka <jh@suse.cz>
6194 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6197 2007-04-18 Eric Christopher <echristo@apple.com>
6199 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6200 only. Update operands.
6201 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6202 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6203 link register to pic register.
6205 2007-04-18 Dirk Mueller <dmueller@suse.de>
6208 * tree-vrp.c (search_for_addr_array): New.
6209 (check_array_bounds): Suppress warning about
6210 address taken of array refs if its not de-referenced.
6212 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6214 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6215 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6217 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6218 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6219 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6221 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6223 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6225 (vect_analyze_scalar_cycles): Fix indentation.
6226 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6227 (vect_mark_relevant): Include phis in relevance analysis.
6229 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6231 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6233 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6234 output_operand_lossage().
6236 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6238 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6239 the unused code for reduction without adjust-in-epilog to simplify the
6242 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6244 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6245 (S390_TDC_NEGATIVE_ZERO): New constant.
6246 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6247 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6248 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6249 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6250 (S390_TDC_POSITIVE_INFINITY): New constant.
6251 (S390_TDC_NEGATIVE_INFINITY): New constant.
6252 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6253 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6254 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6255 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6256 (S390_TDC_INFINITY): New constant.
6257 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6258 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6259 optimization for UNSPEC_CCZ_TO_INT.
6260 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6261 ("*ccz_to_int"): New insn.
6262 ("isinf<mode>2"): New insn.
6263 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6264 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6265 (UNSPEC_CCZ_TO_INT): New constant.
6267 2007-04-18 Richard Guenther <rguenther@suse.de>
6269 PR tree-optimization/19431
6270 PR tree-optimization/21463
6271 * tree-pass.h (pass_phiprop): Declare.
6272 * passes.c (init_optimization_passes): New phiprop pass.
6273 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6274 (phivn_valid_p): New helper function.
6275 (phiprop_insert_phi): Likewise.
6276 (propagate_with_phi): Likewise.
6277 (tree_ssa_phiprop): New propagator propagating loads
6278 through phi nodes if profitable.
6280 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6282 * tree-vect-analyze.c (process_use): New function.
6283 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6284 Check phis in all bbs.
6285 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6288 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6290 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6293 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6296 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6299 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6301 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6303 (sse_vmmulv4sf3): Likewise.
6304 (sse2_vmaddv2df3): Likewise.
6305 (sse2_vmmulv2df3): Likewise.
6307 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6309 PR rtl-optimization/31360
6310 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6311 (target_reg_cost): New.
6312 (init_set_costs): Initialize target_reg_cost. Add comments
6313 regarding the rationale of the costs.
6314 (global_cost_for_size): Renamed to...
6315 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6316 of register pressure.
6317 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6318 estimate_reg_pressure_cost. Add number of ivs.
6319 (determine_set_costs): Dump target_reg_cost.
6320 * loop-invariant.c (gain_for_invariant): Use
6321 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6322 (best_gain_for_invariant, find_invariants_to_move): Remove
6324 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6325 (target_reg_cost): Declare.
6326 (global_cost_for_size): Declaration removed.
6327 (estimate_reg_pressure_cost): Declare.
6329 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6331 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6332 regnos into even/odd register pairs.
6333 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6334 TDmode similar to the other floating point modes.
6335 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6336 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6338 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6339 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6340 (movdd_hardfloat64): Use TARGET_MFPGPR.
6342 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6344 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6347 2005-01-05 Richard Henderson <rth@redhat.com>
6349 * reload1.c (do_input_reload): Restrict the optimization deleteing
6350 a previous output reload to RELOAD_FOR_INPUT.
6352 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6354 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6355 induc_vec_info_type.
6356 (vectorizable_induction): New function declaration.
6357 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6358 check if already vectorized. Find first place in BB where new stmts
6359 can be inserted. Takes only one argument.
6360 (vectorizable_induction): New function.
6361 (vect_transform_stmt): Add case for induc_vec_info_type to call
6362 vectorizable_induction.
6363 (vect_transform_loop): Consider phis for vectorization.
6364 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6366 (analyze_operations): Call vectorizable_induction when analyzing phis.
6368 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6369 (vect_mark_relevant): Include phis in relevance analysis.
6370 (vect_mark_stmts_to_be_vectorize): Likewise.
6371 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6373 2007-04-16 Lawrence Crowl <crowl@google.com>
6375 * doc/invoke.texi (Debugging Options): Add documentation for the
6376 -femit-struct-debug options -femit-struct-debug-baseonly,
6377 -femit-struct-debug-reduced, and
6378 -femit-struct-debug-detailed[=...].
6380 * c-opts.c (c_common_handle_option): Add
6381 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6382 and OPT_femit_struct_debug_detailed_.
6383 * c.opt: Add specifications for
6384 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6385 and -femit-struct-debug-detailed[=...].
6386 * opts.c (set_struct_debug_option): Parse the
6387 -femit-struct-debug-... options.
6388 * opts.c (matches_main_base, main_input_basename,
6389 main_input_baselength, base_of_path, matches_main_base): Add
6390 variables and functions to compare header base name to compilation
6392 * opts.c (should_emit_struct_debug): Add to determine to emit a
6393 structure based on the option.
6394 (dump_struct_debug) Also disabled function to debug this
6396 * opts.c (handle_options): Save the base name of the
6399 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6400 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6401 This hook indicates if a type is generic. Set it by default
6403 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6404 to determine if a struct type is generic or not.
6405 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6406 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6407 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6410 * flags.h (enum debug_info_usage): Add an enumeration to describe
6411 a program's use of a structure type.
6412 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6413 to indicate the program's usage of the type. Filter structs based
6414 on the -femit-struct-debug-... specification.
6415 (gen_type_die): Split into two routines, gen_type_die and
6416 gen_type_die_with_usage. gen_type_die is now a wrapper
6417 that assumes direct usage.
6418 (gen_type_die_with_usage): Replace calls to gen_type_die
6419 with gen_type_die_with_usage adding the program usage of
6420 the referenced type.
6421 (dwarf2out_imported_module_or_decl): Suppress struct debug
6422 information using should_emit_struct_debug when appropriate.
6424 2007-04-16 Ian Lance Taylor <iant@google.com>
6426 PR tree-optimization/31522
6427 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6428 (vrp_initialize): Allocate vr_phi_edge_counts.
6429 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6430 executable edge. Drop test for all constants.
6431 (vrp_finalize): Free vrp_phi_edge_counts.
6433 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6434 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6436 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6437 predecessors at head rather than tail.
6439 2007-04-16 Matthias Klose <doko@debian.org>
6441 * config/alpha/linux.h (CPP_SPEC): Define.
6442 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6444 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6446 * function.h: Remove sequence_stack extern declaration.
6448 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6450 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6452 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6455 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6457 * config/avr/avr.c (avr_arch_types): Rearranging array.
6458 (enum avr_arch): Add.
6459 (avr_mcu_types): Use avr_arch enumeration constants instead of
6461 * config/avr/avr.h (LINK_SPEC): Simplify.
6463 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6465 * config/m68k/m68k.c (m68k_libcall_value,
6466 m68k_function_value): Use macros for register names more.
6468 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6470 (M68K_REGNAME): Use A6_REG.
6471 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6473 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6476 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6477 'pending_read_list_length' and 'pending_write_list_length'. Update
6479 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6480 to handle two length counters instead of one. Update all uses.
6481 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6482 two length counters instead of one.
6483 * sched-rgn.c (propagate_deps): Update to handle two length counters
6486 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6489 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6490 copy of source, pass it to ix86_expand_vector_set and return
6493 2007-04-16 David Ung <davidu@mips.com>
6494 Joseph Myers <joseph@codesourcery.com>
6496 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6497 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6498 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6499 Add 74K processor information.
6500 * config/mips/mips.md: Include 74k.md.
6501 (cpu): Add 74kc,74kf,74kx.
6502 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6503 * config/mips/74k.md: New.
6504 * doc/invoke.texi (MIPS Options): Document 74K support.
6506 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6508 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6509 vectorizable_* functions.
6510 * tree-vect-transform.c (vectorizable_call): Add check for
6511 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6512 (vectorizable_store): likewise.
6513 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6515 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6516 (vectorizable_type_promotion, vectorizable_load): Likewise.
6517 (vectorizable_live_operation, vectorizable_condition): Likewise.
6518 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6520 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6522 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6524 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6525 register numbers more.
6526 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6527 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6528 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6529 FUNCTION_VALUE_REGNO_P): Likewise.
6530 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6531 STATIC_CHAIN_REGNUM): Likewise.
6532 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6533 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6534 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6535 * config/m68k/m68k.md (FP_REG): New.
6537 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6539 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6542 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6544 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6545 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6548 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6550 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6553 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6556 * c-decl.c (finish_decl): Grab the type of the decl after the call
6557 to store_init_value.
6559 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6561 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6563 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6566 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6567 post dominators and cleanup cfg before returning.
6569 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6571 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6572 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6574 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6576 * config.gcc: Recognize fido.
6577 * config/m68k/m68k-devices.def (fidoa): New.
6578 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6580 (FL_FIDOA, TARGET_FIDOA): New.
6581 * config/m68k/m68k.opt (mfidoa): New.
6583 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6586 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6587 when a personality function is used.
6589 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6591 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6593 2007-04-13 Mike Stump <mrs@apple.com>
6595 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6597 * config/darwin.opt (fapple-kext): Make C++ only.
6598 * config/darwin.c (darwin_override_options): Remove code to ensure
6599 -fapple-kext is given for C++ only.
6601 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6603 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6604 * config/mips/mips.c (override_options): Call
6605 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6607 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6609 * config/i386/i386.opt (msvr3-shlib): Removed.
6611 * doc/invoke.texi: Remove -msvr3-shlib.
6613 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6615 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6616 with "popcnt" instruction.
6618 2007-04-13 Richard Guenther <rguenther@suse.de>
6620 PR tree-optimization/21258
6621 * tree-vrp.c (compare_case_labels): New helper.
6622 (find_switch_asserts): New function.
6623 (find_assert_locations): Call it for SWITCH_EXPRs.
6625 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6627 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6628 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6629 check is now implied in X87_FLOAT_MODE_P.
6630 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6631 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6632 (fix_trunc<mode>_i386_fisttp): Ditto.
6633 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6634 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6635 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6636 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6637 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6638 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6639 (unnamed_splitters): Ditto.
6640 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6641 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6642 FIRST_SSE_REG for local functions when SSE math is enabled or
6643 for functions with sseregparm attribute.
6644 (standard_80387_constant_p): Return -1 if mode is not
6646 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6647 (ix86_expand_compare): Ditto.
6648 (ix86_expand_carry_flag_compare): Ditto.
6649 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6650 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6651 DECIMAL_FLOAT_MODE_P.
6652 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6653 of SCALAR_FLOAT_MODE_P.
6654 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6655 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6656 checks before FLOAT_MODE_P.
6657 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6658 before FLOAT_MODE_P.
6663 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6665 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6666 Charles Wilson <libtool@cwilson.fastmail.fm>
6668 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6669 (libgcc.mvars): Don't depend on them.
6670 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6671 * exec-tool.in: New.
6673 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6675 * doc/invoke.text (--help): Document --help=common.
6677 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6679 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6681 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6683 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6684 * genemit.c (main): Emit #include "integrate.h".
6685 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6686 (LOADGP_RTP): New mips_loadgp_style.
6687 * config/mips/mips.h: Include config/vxworks-dummy.h.
6688 (TARGET_RTP_PIC): New macro.
6689 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6690 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6691 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6693 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6694 -mvxworks-pic when using -mrtp and a PIC option.
6695 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6697 (mips_symbolic_constant_p, mips_symbolic_address_p)
6698 (mips_symbol_insns): Handle SYMBOL_HALF.
6699 (override_options): Warn about -G and -mrtp being used together.
6700 Initialize mips_lo_relocs[SYMBOL_HALF].
6701 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6702 (mips_emit_loadgp): Handle LOADGP_RTP.
6703 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6704 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6705 (tablejump): Handle function-relative case table entries if
6707 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6709 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6711 * config/mips/mips.md (load_call<mode>): Allow any general register.
6713 (sibcall_value_internal, sibcall_value_multiple_internal)
6714 (call_value_internal, call_value_split, call_value_multiple_internal)
6715 (call_value_multiple_split): Remove constraints from operand 0.
6717 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6719 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6720 rather than loadgp_noshared.
6721 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6722 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6724 * config/mips/mips.md (loadgp): Rename to...
6725 (loadgp_newabi): ...this.
6726 (loadgp_noshared): Rename to...
6727 (loadgp_absolute): ...this.
6729 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6731 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6732 false for locally-binding symbols.
6733 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6735 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6737 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6738 (SYMBOL_GOT_PAGE_OFST): ...this.
6739 (SYMBOL_GOT_GLOBAL): Rename to...
6740 (SYMBOL_GOT_DISP): ...this.
6741 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6742 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6743 * config/mips/mips.c (mips_global_symbol_p): New function.
6744 (mips_symbol_binds_local_p): Likewise.
6745 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6746 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6747 and mips_symbol_binds_local_p.
6748 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6749 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6750 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6752 (mips_ok_for_lazy_binding_p): New function.
6753 (mips_load_call_address, mips_expand_call): Use it.
6754 (mips_dangerous_for_la25_p): Likewise.
6755 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6756 (*got_disp<mode>): Use got_disp_operand instead of
6757 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6758 SYMBOL_GOTOFF_GLOBAL.
6759 (*got_page<mode>): Use got_page_ofst_operand instead of
6761 * config/mips/predicates.md (const_call_insn_operand): Use
6762 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6763 (global_got_operand): Rename to...
6764 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6766 (local_got_operand): Rename to...
6767 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6768 of SYMBOL_GOT_LOCAL.
6770 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6772 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6773 TARGET_CALL_CLOBBERED_GP.
6774 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6775 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6776 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6777 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6778 of TARGET_ABICALLS && !TARGET_NEWABI.
6779 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6780 * config/mips/mips.c (mips_load_call_address): Check
6781 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6782 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6783 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6784 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6785 TARGET_ABICALLS && TARGET_NEWABI.
6786 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6788 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6789 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6790 TARGET_ABICALLS && TARGET_NEWABI.
6791 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6792 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6793 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6794 whether indirect calls must use $25.
6795 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6797 * config/mips/mips.md (jal_macro): Check flag_pic and
6798 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6799 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6800 instead of TARGET_ABICALLS.
6801 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6802 TARGET_ABICALLS && TARGET_OLDABI.
6803 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6804 (sibcall): In the comment above the define_insn, mention
6805 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6806 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6807 instead of TARGET_ABICALLS.
6809 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6811 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6812 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6813 (MACFLAGS_MATCH_P): New macro.
6814 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6815 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6816 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6817 the other MACFLAG constants.
6818 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6819 (flag_machi): Tighten constraints. Renumber some of the operands.
6820 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6822 (flag_machi_parts_acconly): New pattern.
6823 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6825 (flag_macinit1hi): Tighten constraints.
6826 (flag_mul_macv2hi_parts_acconly): New pattern.
6828 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6829 Use a more efficient implementation.
6830 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6831 inline sequences when not optimizing for size.
6833 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6834 movhi_high2low): Delete, merge functionality into...
6835 (packv2hi): ... this pattern.
6837 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6838 * config/bfin/bfin.opt (msim): New option.
6839 (mcpu=): New option.
6840 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6841 (bfin_cpu_t): Typedef of enum bfin_cpu.
6842 (bfin_cpu_type): New declaration.
6843 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6844 -msim and -mcpu= options.
6845 (LIB_SPEC): Likewise.
6846 * config/bfin/bfin.c (bfin_cpu_type): Define.
6847 (bfin_handle_option): Handle -mcpu= option.
6848 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6849 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6850 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6852 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6854 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6855 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6856 (powerpc-wrs-vxworksae): Use ${tm_file}.
6857 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6858 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6859 * config/i386/vx-common.h: New file.
6861 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6863 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6866 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6868 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6871 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6875 * c-common.c (c_build_qualified_type): Set canonical type
6878 2007-04-12 Richard Guenther <rguenther@suse.de>
6880 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6881 lower bound and element size if lower bound is not zero
6882 or either of the ARRAY_REF operands is set.
6884 2007-04-12 Richard Guenther <rguenther@suse.de>
6886 PR tree-optimization/24689
6887 PR tree-optimization/31307
6888 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6890 * gimplify.c (canonicalize_addr_expr): To be consistent with
6891 gimplify_compound_lval only set operands two and three of
6892 ARRAY_REFs if they are not gimple_min_invariant. This makes
6893 it never at this place.
6894 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6896 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6898 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6899 null before emitting a .nsubspa directive.
6901 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6903 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6904 need_to_partition_p if there are no memory statements in the
6907 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6909 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6910 (gcd_of_steps_may_divide_p): New function.
6911 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6913 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6915 * reload.c (find_reloads_toplev, find_reloads_address,
6916 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6917 not a pointer equality test, to decide if we need to call
6918 push_reg_equiv_alt_mem.
6920 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6922 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6923 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6924 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6926 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6928 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6929 vector to be positive.
6931 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6935 * doc/invoke.texi: Document --params max-aliased-vops and
6937 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6938 debug_memory_partitions): Move to tree-flow.h
6939 * params.h (AVG_ALIASED_VOPS): Define.
6940 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6942 (mp_info_t): Likewise.
6943 (get_mem_sym_stats_for): New.
6944 (set_memory_partition): Move from tree-flow-inline.h.
6945 (mark_non_addressable): Only clear the set of symbols for the
6946 partition if it exists.
6947 (dump_memory_partitions): Move from tree-ssa-operands.c
6948 (debug_memory_partitions): Likewise.
6949 (need_to_partition_p): New.
6950 (dump_mem_ref_stats): New.
6951 (debug_mem_ref_stats): New.
6952 (dump_mem_sym_stats): New.
6953 (debug_mem_sym_stats): New.
6954 (update_mem_sym_stats_from_stmt): New.
6955 (compare_mp_info_entries): New.
6956 (mp_info_cmp): Call it.
6957 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6959 (get_mpt_for): Move from tree-ssa-operands.c.
6960 (find_partition_for): New.
6961 (create_partition_for): Remove.
6962 (estimate_vop_reduction): New.
6963 (update_reference_counts): New.
6964 (build_mp_info): New.
6965 (compute_memory_partitions): Refactor.
6966 Document new heuristic.
6967 Call build_mp_info, update_reference_counts,
6968 find_partition_for and estimate_vop_reduction.
6969 (compute_may_aliases): Populate virtual operands before
6970 calling debugging dumps.
6971 (delete_mem_sym_stats): New.
6972 (delete_mem_ref_stats): New.
6973 (init_mem_ref_stats): New.
6974 (init_alias_info): Call it.
6975 (maybe_create_global_var): Remove alias_info argument.
6976 Get number of call sites and number of pure/const call sites
6977 from gimple_mem_ref_stats().
6978 (dump_alias_info): Call dump_memory_partitions first.
6979 (dump_points_to_info_for): Show how many times a pointer has
6981 * opts.c (decode_options): For -O2 set --param
6982 max-aliased-vops to 500.
6983 For -O3 set --param max-aliased-vops to 1000 and --param
6984 avg-aliased-vops to 3.
6985 * fortran/options.c (gfc_init_options): Remove assignment to
6987 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6988 * tree-dfa.c (dump_variable): Dump memory reference
6990 Dump NO_ALIAS* settings.
6991 (referenced_var_lookup): Tidy.
6992 (mem_sym_stats): New.
6993 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6994 and ORIG are different SSA names for a memory partition.
6995 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6996 * tree-flow.h (struct mem_sym_stats_d): Define.
6997 (mem_sym_stats_t): Define.
6998 (struct mem_ref_stats_d): Define.
6999 (struct gimple_df): Add field mem_ref_stats.
7000 (enum noalias_state): Define.
7001 (struct var_ann_d): Add bitfield noalias_state.
7002 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7003 debug_mem_ref_stats, debug_memory_partitions,
7004 debug_mem_sym_stats): Declare.
7005 * tree-ssa-structalias.c (update_alias_info): Update call
7006 sites, pure/const call sites and asm sites in structure
7007 returned by gimple_mem_ref_stats.
7008 Remove local variable IS_POTENTIAL_DEREF.
7009 Increase NUM_DEREFS if the memory expression is a potential
7011 Call update_mem_sym_stats_from_stmt.
7012 If the memory references memory, call
7013 update_mem_sym_stats_from_stmt for all the direct memory
7014 symbol references found.
7015 (intra_create_variable_infos): Set noalias_state field for
7016 pointer arguments according to the value of
7017 flag_argument_noalias.
7018 * tree-ssa-structalias.h (struct alias_info): Remove fields
7019 num_calls_found and num_pure_const_calls_found.
7020 (update_mem_sym_stats_from_stmt): Declare.
7021 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7022 Set default value to 100.
7023 (PARAM_AVG_ALIASED_VOPS): Define.
7025 2007-04-11 Richard Guenther <rguenther@suse.de>
7028 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7029 a * -b + c as c - a * b if we honor sign dependent rounding.
7031 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7033 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7035 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7036 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7038 (initialize_trampoline): Don't use old-style function definition.
7039 (bfin_secondary_reload): Mark IN_P argument as unused.
7041 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7043 PR tree-optimization/31343
7044 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7045 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7046 * testsuite/gcc.dg/vect/pr31343.c: New.
7048 2007-04-10 Eric Christopher <echristo@apple.com>
7050 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7051 * config/i386/i386.md (*cmpfp0): Use.
7052 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7053 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7054 (fix_trunc<mode>_i386_fisttp): Ditto.
7055 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7056 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7057 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7058 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7059 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7060 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7061 (unnamed_splitters): Ditto.
7062 * config/i386/i386.c (output_fix_trunc): Assert that
7063 we're not being passed a TFmode operand.
7065 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7067 PR tree-optimization/31526
7068 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7069 n_basic_blocks to find newly added blocks.
7071 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7073 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7075 (fix_trunc<mode>si_sse): Ditto.
7076 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7077 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7078 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7079 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7080 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7081 expander using SSEMODEF mode macro.
7082 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7083 expander using SSEMODEF mode macro.
7084 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7085 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7086 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7087 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7088 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7089 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7090 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7091 Macroize insn using X87MODEF mode macro.
7093 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7095 * config/i386/sse.md (sse2_pinsrw): Removed.
7096 (sse2_pextrw): Renamed to ...
7097 (*sse2_pextrw): This.
7099 2007-04-09 Jan Hubicka <jh@suse.cz>
7102 * config/i386/sse.md
7103 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7104 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7105 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7106 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7108 2007-04-09 Jan Hubicka <jh@suse.cz>
7110 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7111 multiple fields of union.
7113 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7115 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7116 (create_preheaders): Check that loops are available.
7117 (fix_loop_structure): Clean up, improve comments.
7118 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7119 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7121 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7122 * predict.c (tree_estimate_probability): Do not call
7123 calculate_dominance_info. Call create_preheaders.
7124 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7125 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7127 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7128 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7129 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7130 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7133 2007-04-08 Jan Hubicka <jh@suse.cz>
7135 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7136 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7137 * fold-const.c (fold_unary): Use it.
7139 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7141 * varasm.c (assemble_variable): Remove call to
7142 lang_hooks.decls.prepare_assemble_variable.
7143 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7144 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7145 * langhooks.h (lang_hooks_for_decls): Remove
7146 prepare_assemble_variable.
7148 2007-04-08 Mike Stump <mrs@apple.com>
7150 * config/i386/i386.c: Use inc/dec on Core2.
7152 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7154 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7155 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7156 lhd_tree_inlining_end_inlining): Remove.
7157 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7158 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7160 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7161 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7162 lhd_tree_inlining_end_inlining): Remove prototypes.
7163 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7164 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7165 LANG_HOOKS_TREE_INLINING_START_INLINING,
7166 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7168 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7171 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7174 * config/avr/predicates.md (io_address_operand): Delete predicate.
7175 (low_io_address_operand): Don't use 'mode' argument.
7176 (higth_io_address_operand): Rename ...
7177 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7178 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7181 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7183 Revert change removing staticp.
7185 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7188 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7191 2007-04-07 Bruce Korb <bkorb@gnu.org>
7193 * c.opt: Add -Wformat-contains-nul.
7194 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7196 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7197 the NUL byte warning.
7199 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7201 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7203 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7205 * tree.c (staticp): No longer use staticp langhook.
7206 * langhooks.c (lhd_staticp): Removed.
7207 * langhooks.h (struct lang_hooks): Remove staticp.
7208 * c-common.c (c_staticp): Remove.
7209 * c-common.h (c_staticp): Ditto.
7210 * langhooks-defs.h (lhd_staticp): Ditto.
7211 (LHD_HOOKS_STATICP): Ditto
7212 * tree.h (gcc_assert_lowered): New macro.
7214 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7216 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7217 argument "reliable".
7218 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7219 Add argument "reliable". Propagate it through calls.
7220 (infer_loop_bounds_from_undefined): Derive number of iterations
7221 estimates from references in blocks that do not dominate loop latch.
7222 (gcov_type_to_double_int): New function.
7223 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7224 and expected_loop_iterations_unbounded.
7225 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7226 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7227 * tree-data-ref.c (estimated_loop_iterations): Export.
7228 (get_references_in_stmt): Fix -- do not return addresses of local
7230 * cfgloop.h (expected_loop_iterations_unbounded,
7231 estimated_loop_iterations): Declare.
7233 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7235 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7237 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7239 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7240 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7241 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7242 Use output_387_reg_move().
7243 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7244 expander using X87MODEF12 mode macro.
7245 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7246 choosing register preferences. Use output_387_reg_move().
7247 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7248 instead of "x". Use output_387_reg_move().
7249 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7250 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7251 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7252 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7253 Use output_387_reg_move().
7254 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7256 (*truncxf?f_i387 splitter): Ditto.
7258 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7260 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7261 LANG_HOOKS_SAFE_FROM_P.
7262 * expr.c (safe_from_p): Remove langhook call.
7263 * langhooks.h (lang_hooks): Remove safe_from_p.
7264 (lhd_safe_from_p): Remove prototype.
7265 * langhooks.c (lhd_safe_from_p): Remove.
7267 2007-04-06 Jan Hubicka <jh@suse.cz>
7269 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7272 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7274 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7275 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7276 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7277 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7279 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7280 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7282 2007-04-05 Richard Henderson <rth@redhat.com>
7284 * config/alpha/alpha.c (print_operand) [+]: Remove.
7285 (alpha_end_function): Print nop if call at end of function.
7286 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7287 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7288 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7289 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7290 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7291 the call pattern. Update peepholes to match.
7293 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7295 * doc/extend.texi (Other Builtins): Add decimal float variants
7297 * builtins.def: Ditto.
7298 * builtins.c (expand_builtin): Ditto.
7300 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7301 H.J. Lu <hongjiu.lu@intel.com>
7304 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7305 of V8HImode when calling ix86_binary_operator_ok.
7306 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7307 (sdot_prodv8hi): Operands 1 and 2 must be register.
7309 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7311 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7312 initialize align to silence bogus warning.
7314 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7317 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7319 (struct sra_walk_fns): Remove use_all parameter from use.
7320 (sra_hash_tree): Handle BIT_FIELD_REFs.
7321 (sra_elt_hash): Don't hash bitfld blocks.
7322 (sra_elt_eq): Skip them in parent compares as well. Handle
7324 (sra_walk_expr): Don't maintain or pass down use_all_p.
7325 (scan_use): Remove use_all parameter.
7326 (scalarize_use): Likewise. Re-expand assignment to
7327 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7328 output, and re-scalarize after output. Don't mark anything
7330 (scalarize_ldst): Adjust.
7331 (scalarize_walk_gimple_modify_statement): Likewise.
7332 (build_element_name_1): Handle BIT_FIELD_REFs.
7333 (instantiate_element): Don't warn for any element whose parent
7335 (instantiate_missing_elements_1): Return the sra_elt.
7336 (canon_type_for_field): New.
7337 (try_instantiate_multiple_fields): New.
7338 (instantiate_missing_elemnts): Use them.
7339 (mark_no_warning): Removed.
7340 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7341 (REPLDUP, sra_build_elt_assignment): New.
7342 (generate_copy_inout): Use them.
7343 (generate_element_copy): Likewise. Handle bitfld differences.
7344 (generate_element_zero): Don't recurse for blocks. Use
7345 sra_build_elt_assignment.
7346 (generate_one_element_int): Take elt instead of var. Use
7347 sra_build_elt_assignment.
7348 (generate_element_init_1): Adjust.
7349 (scalarize_use, scalarize_copy): Use REPLDUP.
7350 (scalarize_ldst): Move assert before dereference.
7351 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7353 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7355 * regmove.c: Fix unused variable warnings due to previous commit.
7357 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7359 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7360 (regmove_bb_head): Remove.
7361 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7362 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7363 problems with fixup_match_1.
7364 Don't initialize/free regmove_bb_head.
7366 (reg_is_remote_constant_p): If an insn is in the same basic block
7367 but not before INSN, consider it remote, too.
7369 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7372 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7373 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7375 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7377 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7378 (CONDITIONAL_REGISTER_USAGE): Likewise.
7380 2007-04-04 Richard Henderson <rth@redhat.com>
7382 * config/alpha/lib1funcs.asm: Remove unused file.
7384 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7387 * opts.c (print_specific_help): Fix --help=<language>
7389 (common_handle_option): Support --help=common.
7391 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7394 * gcc.c (main): Do not run the linker if
7395 print_subprocess_help indicates that it shouldn't be
7398 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7401 * doc/invoke.texi (--help=): Document <languages> value, fix
7402 formatting in tables of values.
7404 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7406 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7407 dllimport attribute of virtual methods.
7409 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7411 * config/score/crti.asm: Change _bss_start to __bss_start.
7412 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7413 (OUTGOING_REG_PARM_STACK_SPACE) update.
7414 * config/score/score.opt: add options to make backend support
7415 score5, score5u, score7 and score7d.
7416 * config/score/score.md: Likewise.
7417 * config/score/misc.md: Likewise.
7418 * config/score/mac.md: Likewise.
7419 * doc/invoke.texi: Likewise.
7420 * doc/md.texi: update constraints define.
7422 2007-04-03 Richard Henderson <rth@redhat.com>
7424 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7425 an appropriate type, use the mode instead.
7427 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7429 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7430 Set the default --with-arch setting to mips2.
7431 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7432 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7433 (MULTILIB_OSDIRNAMES): Delete.
7434 (MULTILIB_DIRNAMES): Define.
7435 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7436 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7437 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7438 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7439 VXWORKS_OS_CPP_BUILTINS.
7440 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7441 (MIPS_DEBUGGING_INFO): Undefine.
7442 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7444 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7447 * fold-const.c (native_encode_real): Encode real.c provided longs
7448 as a series of 32-bit native integers.
7449 (native_interpret_real): Interpret buffer as a series of 32-bit
7452 2007-04-03 Richard Guenther <rguenther@suse.de>
7454 * genpreds.c (write_insn_constraint_len): Write function
7455 optimized for CONSTRAINT_LEN implementation.
7456 (write_tm_preds_h): Output insn_constraint_len inline and
7457 use it for CONSTRAINT_LEN.
7458 (write_insn_preds_c): Don't output insn_constraint_len.
7459 * doc/md.texi (define_register_constraint): Document multi-letter
7460 constraints shall have the same length if they start with the same
7463 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7466 * config/i386/i386.md (isinf<mode>2): Expand only when
7467 TARGET_C99_FUNCTIONS is set.
7469 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7471 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7472 (x86_64-*-linux*): Ditto.
7473 * config/i386/i386.opt (mpc): New option.
7474 * config/i386/i386.c (overrride_options): Handle
7475 ix87_precision_string.
7476 * config/i386/crtprec.c: New file.
7477 * config/i386/t-crtpc: Ditto.
7478 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7480 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7481 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7482 crtprec32.o, crtprec64.o and crtprec80.o.
7484 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7486 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7488 2007-04-02 Eric Christopher <echristo@apple.com>
7490 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7491 limitations on darwin.
7493 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7496 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7498 2007-04-02 Dave Korn <dave.korn@artimi.com>
7500 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7502 2007-04-02 Dave Korn <dave.korn@artimi.com>
7504 * libgcc2.h (exception_descriptor): Don't forward-declare.
7505 (__get_eh_table_language, __get_eh_table_version): Delete
7506 prototypes of long-dead functions.
7508 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7510 * ebitmap.h: New file
7511 * ebitmap.c: New file
7512 * Makefile.in (ebitmap.o): New target.
7514 2007-04-01 Jan Hubicka <jh@suse.cz>
7516 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7517 before very first instruction.
7519 2007-04-01 Jan Hubicka <jh@suse.cz>
7521 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7522 waring on 64bit hosts.
7523 * bitmap.h: Fix typo in bitmap_head_def.
7525 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7527 PR rtl-optimization/31391
7528 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7529 into a DELETED_LABEL note, and the label is in an empty basic
7530 block, update BB_END as well as BB_HEAD.
7532 2007-04-01 Richard Henderson <rth@redhat.com>
7534 PR tree-optimization/31169
7535 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7536 to varying if the range is outside [0, prec-1].
7538 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7541 * config/mips/mips.md (load_const_gp): New insn.
7542 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7543 the MIPS16 GP pseudo register if no_new_pseudos.
7544 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7546 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7549 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7551 (call_value): Likewise.
7553 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7554 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7557 * doc/invoke.texi: (optimization options): Reword description
7558 of -ffast-math. Document its primary purpose.
7560 2007-03-31 Richard Guenther <rguenther@suse.de>
7562 * omp-low.c (splay-tree.h): Include.
7563 (lookup_decl): Replace splay-tree usage by pointer-map.
7564 (maybe_lookup_decl): Likewise.
7565 (new_omp_context): Likewise.
7566 (delete_omp_context): Likewise.
7567 * gimplify.c (splay-tree.h): Include.
7568 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7570 (remap_ssa_name): Likewise.
7571 (remap_decl): Likewise.
7572 (remap_type_1): Likewise.
7573 (remap_type): Likewise.
7574 (copy_body_r): Likewise.
7575 (expand_call_inline): Likewise.
7576 (clone_body): Likewise.
7577 (copy_tree_r): Likewise.
7578 (remap_save_expr): Likewise.
7579 (unsave_r): Likewise.
7580 (unsave_expr_now): Likewise.
7581 (tree_function_versioning): Likewise.
7582 (build_duplicate_type): Likewise.
7583 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7584 (struct copy_body_data): Replace splay-tree by pointer-map.
7585 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7586 not $(SPLAY_TREE_H).
7587 (gimplify.o): Depend on $(SPLAY_TREE_H).
7588 (omp-low.p): Likewise.
7590 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7592 * config/avr/predicates.md (even_register_operand,
7593 odd_register_operand): New predicates.
7594 * config/avr/avr.md (movw peephole2): New.
7595 (movw_r peephole2): New.
7597 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7599 * tree.h (get_signed_or_unsigned_type): New.
7600 * fold-const.c (operand_equal_for_comparison_p): Use
7601 get_signed_or_unsigned_type instead of
7602 lang_hooks.types.signed_or_unsigned_type.
7603 * expr.c (store_expr): Ditto.
7604 * langhooks.c (get_signed_or_unsigned_type): New.
7605 (lhd_signed_or_unsigned_type): New.
7606 * langhooks.h (lhd_signed_or_unsigned_type): New.
7607 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7609 2007-03-30 Richard Henderson <rth@redhat.com>
7611 * tree-ssa-loop-ivopts.c: Include target.h.
7612 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7613 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7614 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7615 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7617 2007-03-30 Richard Henderson <rth@redhat.com>
7618 Kai Tietz <kai.tietz@onevision.com>
7620 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7622 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7623 (TARGET_64BIT_MS_ABI): New.
7624 (DBX_REGISTER_NUMBER): Handle 64-bit.
7625 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7626 (LONG_TYPE_SIZE): Force to 32.
7627 (REG_PARM_STACK_SPACE): New.
7628 (OUTGOING_REG_PARM_STACK_SPACE): New.
7629 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7630 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7631 (STACK_BOUNDARY): Use 128 for 64-bit.
7632 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7633 Add 64-bit implementation.
7634 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7636 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7637 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7638 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7639 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7640 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7641 TARGET_64BIT_MS_ABI.
7642 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7643 (ix86_pass_by_reference): Likewise.
7644 (ix86_function_value_regno_p): Likewise.
7645 (ix86_build_builtin_va_list): Likewise.
7646 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7647 (function_arg_advance_ms_64): New.
7648 (function_arg_advance): Call it.
7649 (function_arg_ms_64): New.
7650 (function_arg): Call it.
7651 (function_value_ms_64): New.
7652 (ix86_function_value_1): Call it.
7653 (return_in_memory_ms_64): New.
7654 (ix86_return_in_memory): Call it.
7655 (setup_incoming_varargs_ms_64): New.
7656 (ix86_setup_incoming_varargs): Call it.
7657 (ix86_expand_prologue): Handle 64-bit stack probing.
7658 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7659 (output_pic_addr_const): Likewise.
7660 (x86_this_parameter): Likewise.
7661 (x86_output_mi_thunk): Likewise.
7662 (x86_function_profiler): Likewise.
7663 (TARGET_STRICT_ARGUMENT_NAMING): New.
7664 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7665 (TARGET_64BIT_MS_ABI): New.
7666 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7667 * config/i386/i386.md (allocate_stack_worker): Remove.
7668 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7669 describe the clobber of eax without a match_scratch.
7670 (allocate_stack_worker_postreload): Remove.
7671 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7672 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7673 (allocate_stack_worker_rex64_postreload): Remove.
7674 (allocate_stack): Handle 64-bit.
7675 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7676 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7677 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7678 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7679 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7680 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7681 * config.build (x86_64-*-mingw*): New host.
7682 * config.host (x86_64-*-mingw*): New host.
7683 * config.gcc (x86_64-*-mingw*): New target.
7684 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7686 2007-03-30 Richard Henderson <rth@redhat.com>
7687 Kai Tietz <kai.tietz@onevision.com>
7689 * c-pragma.c (struct def_pragma_macro_value): New.
7690 (struct def_pragma_macro): New.
7691 (pushed_macro_table): New.
7692 (dpm_hash, dpm_eq): New.
7693 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7694 (init_pragma): Install them.
7695 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7697 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7699 * config/avr/avr.c (avr_override_options): Clear
7700 'flag_delete_null_pointer_checks'.
7702 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7705 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7706 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7707 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7708 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7709 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7710 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7711 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7713 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7715 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7717 * regmove.c: Move all of pass_stack_adjustments from here...
7718 * combine-stack-adj.c: ...to this new file.
7719 * Makefile.in: Add rules for combine-stack-adj.o.
7721 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7723 PR tree-optimization/31383
7724 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7725 to have the same length.
7727 2007-03-30 Jan Hubicka <jh@suse.cz>
7730 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7731 availablility; add more sanity checking; ask varpool only about
7734 2007-03-29 Richard Henderson <rth@redhat.com>
7736 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7737 to decide, but __SIZEOF_LONG_LONG__.
7739 2007-03-29 Richard Henderson <rth@redhat.com>
7741 * emutls.c (struct __emutls_array): New.
7742 (emutls_destroy): Use it instead of casting element 0 from void*.
7743 (__emutls_get_address): Likewise.
7745 2007-03-29 Richard Henderson <rth@redhat.com>
7747 * varasm.c (initializer_constant_valid_p): Don't deny
7748 DECL_DLLIMPORT_P on functions.
7750 * config/i386/cygming.h: Remove function declarations.
7751 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7752 (ASM_OUTPUT_LABELREF): Remove.
7753 (COMMON_ASM_OP): Remove.
7754 (ASM_OUTPUT_COMMON): Remove.
7755 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7756 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7757 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7758 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7759 Rename from TARGET_ENCODE_SECTION_INFO.
7760 * config/i386/netware.h: Likewise.
7761 * config/i386/i386-protos.h: Update.
7762 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7763 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7764 (legitimate_constant_p): Reject dllimports.
7765 (dllimport_map, get_dllimport_decl): New.
7766 (legitimize_dllimport_symbol): New.
7767 (legitimize_address, ix86_expand_move): Use it.
7768 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7769 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7770 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7771 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7772 * config/i386/predicates.md (constant_call_address_operand): Only
7773 accept symbols; reject dllimport_p symbols.
7774 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7775 i386_pe_maybe_record_exported_symbol.
7776 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7777 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7778 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7779 trust the setting of DECL_DLLIMPORT_P.
7780 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7781 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7782 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7783 tidy the argument scanning loop.
7784 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7785 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7786 (i386_pe_strip_name_encoding): Remove.
7787 (i386_pe_binds_local_p): New.
7788 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7789 (i386_pe_output_labelref): Remove.
7790 (i386_pe_asm_output_aligned_decl_common): New.
7791 (i386_pe_maybe_record_exported_symbol): Rename from
7792 i386_pe_record_exported_symbol; check for dllexported symbols.
7794 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7796 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7797 add comment explaining why vsnprintf cannot be used.
7799 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7801 PR tree-optimization/30666
7802 * tree.c (build_complex_type): When creating type names for DWARF2
7803 debug info, create TYPE_DECLs for TYPE_NAME instead of
7805 (build_common_tree_nodes_2): Use build_complex_type when building
7806 predefined complex types, to preserve canonical types.
7808 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7810 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7811 (noce_get_alt_condition): Look at it to determine whether to
7812 reverse the condition or not.
7813 (noce_get_condition): Substitute the truth for lies.
7814 (noce_find_if_block): Set the then_else_reversed field.
7816 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7818 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7819 destination of this insn.
7820 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7821 than calling gen_rtx_SET directly. Use r0 to hold the value of
7822 'address + 4' rather than a stack based temporary which can be
7825 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7827 * config/s390/s390.c (s390_secondary_input_reload_class,
7828 s390_secondary_output_reload_class): Functions removed.
7829 (s390_secondary_reload): New function.
7830 (TARGET_SECONDARY_RELOAD): Target macro defined.
7831 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7832 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7833 * config/s390/s390.md ("reload_outti", "reload_outdi",
7834 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7835 "reload_out<mode>"): Expanders removed.
7836 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7837 "reload<mode>_nonoffmem_out"): Expanders added.
7839 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7841 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7842 SRC->DEST replacement failed anyway.
7844 2007-03-28 Mike Stump <mrs@apple.com>
7846 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7847 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7848 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7850 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7852 * config.gcc: Accept barcelona as a variant of amdfam10.
7853 * config/i386/i386.c (override_options): Likewise.
7854 * doc/invoke.texi: Likewise.
7856 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7858 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7859 offsets for BIT_FIELD_REF and COMPONENT_REF.
7861 2007-03-28 Richard Guenther <rguenther@suse.de>
7863 * tree.c (is_global_var): Move ...
7864 * tree-flow-inline.h (is_global_var): ... here.
7865 * tree.h (is_global_var): Remove declaration.
7867 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7869 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7871 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7872 * config/i386/i386.c (ix86_tune_features): Initialize new
7874 * config/i386/predicates.md (promotable_binary_operator): Use
7875 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7877 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7880 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7882 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7884 * config/fr30/fr30.md (movsi_internal): Change destination
7885 constraint from m to V and add m to the end.
7887 2007-03-28 Christian Bruel <christian.bruel@st.com>
7889 * config/sh/sh.md (movsi_i): Fix type attribute.
7891 2007-03-28 Christian Bruel <christian.bruel@st.com>
7893 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7894 (movsf_ie): Likewise.
7896 2007-03-28 Christian Bruel <christian.bruel@st.com>
7898 * config.gcc: Add sh4-300 to multilib.
7899 * config/sh/t-mlib-sh4-300: New file.
7901 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7903 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7904 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7906 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7907 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7908 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7909 "fixuns_trunctddi2"): Whitespace fix.
7911 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7913 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7914 the definition of struct sh_args.
7915 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7916 CALL_COOKIE_INT_REG_GET): Likewise.
7918 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7920 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7921 transformations are applied successfully.
7923 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7925 * tree.c (tree_contains_struct): Permit 512 tree codes.
7926 * tree.h (tree_contains_struct): Ditto.
7927 (MAX_TREE_CODES): Ditto.
7928 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7929 SPARE member to store remaining padding bits.
7931 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7933 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7936 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7938 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7939 * configure: Regenerate.
7941 * configure: Regenerate using the correct version of autoconf.
7943 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7945 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7947 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7948 regs to "__SP_L__" and "__SP_H__".
7950 2007-03-27 Richard Guenther <rguenther@suse.de>
7952 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7953 computations with it with a HOST_WIDE_INT variable.
7955 2007-03-26 Mike Stump <mrs@apple.com>
7957 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7958 objective-c-header, objective-c++-header and objc++-cpp-output
7960 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7962 2007-03-26 Richard Henderson <rth@redhat.com>
7965 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7966 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7967 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7968 IX86_BUILTIN_PSRLQ128): New.
7969 (ix86_init_mmx_sse_builtins): Add them.
7970 (ix86_expand_builtin): Expand them.
7971 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7972 operand 2 be TImode.
7973 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7974 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7975 _mm_srli_epi64): Mark __B const.
7976 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7977 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7978 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7979 new two-vector shift builtins.
7981 2007-03-26 Ian Lance Taylor <iant@google.com>
7983 PR tree-optimization/31345
7984 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7985 [+INF, +INF(OVF)] into VARYING.
7987 2007-03-26 Zack Weinberg <zackw@panix.com>
7989 * gengtype-parse.c: New file.
7990 * gengtype-yacc.y: Delete.
7991 * gengtype-lex.l: Don't include gengtype-yacc.h.
7992 Define YY_DECL and yyterminate appropriately for recursive
7993 descent parser. yylval is now a string out-parameter to yylex.
7994 (HWS, EOID): New shorthand.
7995 (IWORD): Add a couple more types.
7996 (yylex): Add a setup stanza. Remove the complex rules for
7997 detecting GTY'ed types and typedefs; replace with simple
7998 keyword detectors. Adjust everything for the changed
7999 definition of yylval. Ignore all pp-directives, not just #define.
8001 (parse_file): Rename yybegin; do not call yyparse.
8003 * gengtype.c (xasprintf): Export again.
8004 (this_file): New. Use everywhere __FILE__ was being used.
8005 (get_lang_bitmap): Special case types defined in gengtype.c.
8006 (do_typedef, new_structure): Suppress definition of certain types.
8007 (new_structure): Improve diagnostics of duplicate definitions.
8008 Make sure location_s is associated with input.h.
8009 (nreverse_pairs, define_location_structures): New functions.
8010 (main): Improve tagging of kludge types. Remove old kludges
8011 for input.h types; use define_location_structures.
8012 * gengtype.h: Update prototypes. Define token codes here.
8013 * Makefile.in: Remove all references to gengtype-yacc.
8014 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8016 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8017 add GTY((skip)) to the field that's only conditionally there.
8018 * doc/install.texi: Document that Bison is no longer required
8019 unless building treelang.
8021 * gengtype.c: Don't include gtyp-gen.h.
8022 (srcdir): Declare here.
8023 (base_files, lang_dir_names): Allocate dynamically.
8024 (gt_files, num_gt_files, num_lang_dirs): New globals.
8025 (measure_input_list, read_input_line, read_input_list)
8026 (set_lang_bitmap): New functions.
8027 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8028 simplify, relying on read_input_list to set up the bitmaps.
8029 (main): Arguments are no longer unused. Check for correct number
8030 of command line arguments, set srcdir and srcdir_len, then call
8031 read_input_list, before doing anything else. No need to worry
8032 about duplicates in main loop.
8033 * configure.ac: Simplify the calculation of all_gtfiles.
8034 Put language tags in there. Don't set or substitute
8035 all_gtfiles_files_langs or all_gtfiles_files_frags.
8036 * Makefile.in: Revamp the way gengtype is invoked, now that it
8037 takes a file on its command line with a much simpler format.
8038 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8039 (GTFILES): Remove duplicates and C source files.
8040 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8041 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8042 * configure: Regenerate.
8044 * gengtype.h: Remove all type definitions to gengtype.c; leave
8045 only definitions of options_p, type_p, and pair_p as opaque
8046 pointers. Update prototypes.
8047 * gengtype.c: Many type definitions moved here from gengtype.h.
8048 Consolidate type definitions at the top of the file.
8049 (xvasprintf): Delete.
8050 (xasprintf): Make static.
8051 (create_nested_pointer_option): Add 'next' parameter.
8052 (create_field_all, create_field_at): New functions.
8053 (create_field): Now a thin wrapper around create_field_all.
8054 (create_optional_field): Rename create_optional_field_ and add
8055 line argument. Original name is now a macro which supplies
8057 (oprintf): Use vsnprintf directly.
8058 (close_output_files): Use fatal rather than perror/exit.
8059 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8060 (main): Set progname. Don't use exit.
8061 * gengtype-yacc.y (struct_fields): Use create_field_at.
8062 (option, optionseqopt): Delete.
8063 (optionseq): Consolidate productions from option here so we
8064 can use the first argument to create_option.
8066 * gengtype-lex.l: Distinguish unions from structures in the
8067 token type. Don't call find_structure; return the tag as a string.
8068 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8069 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8070 Reorganize typedef_struct production accordingly.
8071 Use create_nested_ptr_option.
8072 * gengtype.c (create_nested_ptr_option): New function.
8073 * gengtype.h: Declare it.
8075 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8076 (string_type): Don't declare.
8077 (do_scalar_typedef): Declare.
8078 (create_scalar_type): Update prototype.
8079 * gengtype.c (string_type): Make static.
8080 (scalar_nonchar, scalar_char): New.
8081 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8082 (resolve_typedef): Use scalar_nonchar for error recovery.
8083 (create_scalar_type): Remove name_len field. Return scalar_char
8084 or scalar_nonchar as appropriate.
8085 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8087 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8089 (main): Initialize scalar_char and scalar_nonchar before calling
8091 * gengtype-lex.l: Adjust for removal of second argument to
8092 create_scalar_type. Use yylval.s instead of yylval.t when
8094 * gengtype-yacc.y: Type of SCALAR is string. Call
8095 create_scalar_type from type:SCALAR rule. Adjust for removal of
8096 second argument to create_scalar_type.
8098 * vec.h: Remove all #if IN_GENGTYPE blocks.
8099 Add comment saying that changes may require adjustments to gengtype.
8100 * gengtype.c: Don't include coretypes.h or tm.h.
8101 Add comment to inclusion of errors.h.
8102 (note_def_vec, note_def_vec_alloc): New functions.
8103 * gengtype.h: Declare new functions.
8104 * gengtype-lex.l: Don't include coretypes.h.
8105 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8107 (update_lineno): Remove unnecessary prototype.
8108 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8109 (VEC rule): Just return VEC_TOKEN.
8110 * gengtype-yacc.y (VEC_TOKEN): New token type.
8111 (type): Add a production for VEC(a,b).
8112 * Makefile.in: Update dependencies.
8114 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8115 typedefs that use the old PARAMS macro.
8117 * gengtype-lex.l: Remove all rules and states relating to yacc
8119 * gengtype-yacc.y: Similarly.
8120 * gengtype.c (note_yacc_type): Delete function.
8121 * gengtype.h: Update prototypes.
8123 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8125 * tree-pretty-print.c (dump_generic_node): Report precision of
8126 unnamed integer types.
8128 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8130 * ifcvt.c (noce_try_store_flag_constants): Don't check
8131 no_new_pseudos here.
8132 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8133 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8134 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8135 noce_try_sign_mask): Likewise.
8136 (if_convert): Check no_new_pseudos here.
8138 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8140 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8141 (noce_get_condition): Handle new then_else_reversed argument.
8142 (noce_init_if_info): Remove, fold into noce_find_if_block.
8143 (noce_process_if_block): Take a struct noce_if_info as the
8144 argument. Don't set up one based on ce_if_info. Update pointer
8145 references accordingly.
8146 (cond_move_process_if_block): Likewise.
8147 (process_if_block): Removed.
8148 (find_if_block): Removed. Move functionality two new functions,
8149 noce_find_if_block and cond_exec_find_if_block.
8150 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8151 blocks and the symmetric IF-ELSE-JOIN case.
8152 (cond_exec_find_if_block): Also new function mostly based on old
8153 find_if_block and process_if_block.
8154 (find_if_header): Replace find_if_block call with separately
8155 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8156 (find_cond_trap): Update noce_get_condition call.
8157 (dead_or_predicable): Likewise.
8159 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8161 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8163 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8164 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8165 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8166 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8167 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8168 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8169 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8170 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8171 __builtin_ia32_psrad128 builtins.
8173 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8175 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8176 * config/i386/constraints.md
8177 (define_constraint "I"): Use IN_RANGE macro.
8178 (define_constraint "J"): Ditto.
8179 (define_constraint "K"): Ditto.
8180 (define_constraint "M"): Ditto.
8181 (define_constraint "N"): Ditto.
8182 (define_constraint "O"): Ditto.
8183 * config/i386/predicates.md
8184 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8185 (define_predicate "const_0_to_3_operand"): Ditto.
8186 (define_predicate "const_0_to_7_operand"): Ditto.
8187 (define_predicate "const_0_to_15_operand"): Ditto.
8188 (define_predicate "const_0_to_63_operand"): Ditto.
8189 (define_predicate "const_0_to_255_operand"): Ditto.
8190 (define_predicate "const_1_to_31_operand"): Ditto.
8191 (define_predicate "const_2_to_3_operand"): Ditto.
8192 (define_predicate "const_4_to_7_operand"): Ditto.
8194 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8196 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8197 in SImode for save_world.
8198 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8201 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8203 PR tree-optimization/30784
8204 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8207 2007-03-25 Revital Eres <eres@il.ibm.com>
8209 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8210 Fold movement_possibility function into it.
8212 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8214 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8215 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8216 (call_indirect_nonlocal_darwin64): Same.
8217 (call_nonlocal_darwin64): Same.
8218 (call_value_indirect_nonlocal_darwin64): Same.
8219 (call_value_nonlocal_darwin64): Same.
8220 (sibcall_nonlocal_darwin64): Same.
8221 (sibcall_value_nonlocal_darwin64): Same.
8222 (sibcall_symbolic_64): Same.
8223 (sibcall_value_symbolic_64): Same.
8224 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8226 (rs6000_emit_load_toc_table): Same.
8227 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8228 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8234 (load_toc_v4_pic_si): Same
8235 (load_toc_v4_PIC_1): Same.
8236 (load_toc_v4_PIC_1b): Same.
8237 (call_indirect_aix{32,64}): Same.
8238 (call_value_indirect_aix{32,64}): Same.
8241 (call_local{32,64}): Same.
8242 (call_value_local{32,64}): Same.
8243 (call_indirect_nonlocal_aix{32,64}): Same.
8244 (call_nonlocal_aix{32,64}): Same.
8245 (call_value_indirect_nonlocal_aix{32,64}): Same.
8246 (call_value_nonlocal_aix{32,64}): Same.
8247 (call_indirect_nonlocal_sysv<mode>): Same.
8248 (call_nonlocal_sysv<mode>): Same.
8249 (call_value_indirect_nonlocal_sysv<mode>): Same.
8250 (call_value_nonlocal_sysv<mode>): Same.
8252 (sibcall_local{32,64}): Same.
8253 (sibcall_value_local{32,64}): Same.
8254 (sibcall_nonlocal_aix{32,64}): Same.
8255 (sibcall_value_nonlocal_aix{32,64}): Same.
8256 (sibcall_nonlocal_sysv<mode>): Same.
8257 (sibcall_value): Same.
8258 (sibcall_value_nonlocal_sysv<mode>): Same.
8260 2007-03-24 Paul Brook <paul@codesourcery.com>
8262 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8263 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8265 2007-03-24 Richard Henderson <rth@redhat.com>
8267 * config/ia64/constraints.md: New file.
8268 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8269 satisfies_constraint_?.
8270 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8271 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8272 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8273 ia64_output_mi_thunk): Likewise.
8274 (ia64_const_ok_for_letter_p): Remove.
8275 (ia64_const_double_ok_for_letter_p): Remove.
8276 (ia64_extra_constraint): Remove.
8277 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8278 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8279 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8280 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8281 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8282 EXTRA_MEMORY_CONSTRAINT): Remove.
8283 * config/ia64/ia64.md: Include constriants.md. Replace
8284 CONST_OK_FOR_? with satisfies_constraint_?.
8286 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8287 H.J. Lu <hongjiu.lu@intel.com>
8289 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8291 (name macros): Use DPD_BID_NAME to convert names properly.
8293 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8294 decimal floating point format.
8295 (init_floating_libfuncs): Change decimal functions so that they
8296 have a "bid_" prefix if the decimal system uses the BID format,
8297 and "dpd_" prefix if the decimal system uses the DPD format.
8298 (init_interclass_conv_libfuncs): Ditto.
8299 (init_intraclass_conv_libfuncs): Ditto.
8301 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8302 using the BID format.
8304 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8305 whether we are using the BID decimal format.
8306 * configure: Regenerate.
8308 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8309 the compiler has decimal floating point enabled. Define
8310 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8313 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8314 using the BID format.
8316 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8317 whether we are using the BID decimal format.
8318 * configure: Regenerate.
8320 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8321 the compiler has decimal floating point enabled. Define
8322 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8325 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8326 options, and that it is enabled for i386/x86_64 systems.
8328 * Makefile.in (enable_decimal_float): New.
8330 (DECNUMINC): Add -I$(DECNUMFMT).
8331 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8332 to $(DECNUMFMT) from $(DECNUM).
8334 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8335 Substitute enable_decimal_float.
8336 * configure: Regenerated.
8339 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8342 * configure.ac: Enable decimal float for x86_64-*-linux*.
8343 * configure: Regenerated.
8346 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8347 decimal128ClearSign to flip and clear the sign bit in decimal128.
8348 (decimal_real_maxval): Set decimal128SetSign to set the sign
8351 2007-03-23 Ian Lance Taylor <iant@google.com>
8353 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8355 2007-03-23 Ian Lance Taylor <iant@google.com>
8357 * tree-dump.c (dump_files): Correct comment.
8359 2007-03-23 Ian Lance Taylor <iant@google.com>
8361 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8363 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8365 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8366 in cfglayout mode. Don't go into and out of cfglayout mode.
8367 Link the blocks in the order of the constructed traces.
8368 (rest_of_handle_tracer): Adjust call to tracer.
8369 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8370 Don't go into cfglayout mode.
8371 (rtl_loop_done): Don't go out of cfglayout mode.
8372 * cfglayout.c (relink_block_chain): New function, split out from...
8373 (fixup_reorder_chain): ...here. Remove redundant checking.
8374 (cfg_layout_finalize): Don't clear the header, footer, and aux
8375 fields here, move the code to do so to relink_block_chain. Likewise
8376 for free_original_copy_tables.
8377 * rtl.h (tracer): Update prototype.
8378 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8379 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8380 mode. Use relink_block_chain to serialize the CFG according to the
8381 new basic block order. Move targetm.cannot_modify_jumps_p check from
8383 (gate_handle_reorder_blocks): ...to here.
8384 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8386 (gate_duplicate_computed_gotos): ...to here.
8387 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8388 something always changes when going into and out of cfglayout mode.
8389 Perform an expensive cfg cleanup while going into cfglayout mode.
8390 Always update liveness information on HAVE_conditional_execution
8391 targets. Reserialize the basic blocks and go out of cfglayout mode.
8392 * reg-stack.c: Include cfglayout.h.
8393 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8394 the call to reorder_basic_blocks.
8395 * basic-block.h (reorder_basic_blocks): Update prototype.
8396 (relink_block_chain): New prototype.
8397 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8399 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8401 * config/mips/mips.md (type, hazard, *movdi_32bit,
8402 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8403 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8404 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8405 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8406 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8408 (movcc): Change first xfer to multi.
8409 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8410 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8411 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8412 config/mips/generic.md: Change reservations using "xfer" to use
8414 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8415 using match_operand.
8416 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8417 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8419 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8421 2007-03-22 Richard Henderson <rth@redhat.com>
8423 * config/i386/i386.c: Remove unnecessary function declarations.
8424 Move targetm definition, and all related macros, to the end of
8425 the file. Resort some functions to put definitions before uses.
8426 (ix86_attribute_table): Make static. Move to end of file.
8427 (ix86_gimplify_va_arg): Make static.
8429 2007-03-22 Richard Henderson <rth@redhat.com>
8431 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8432 don't increase local_regparm with force_align_arg_pointer check.
8433 (ix86_function_sseregparm): Assert 32-bit.
8434 (type_has_variadic_args_p): New.
8435 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8436 type_has_variadic_args_p.
8437 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8438 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8439 use memset instead. Do maybe_vaarg check first; skip attribute
8440 tests if true; skip attribute tests for 64-bit.
8441 (construct_container): Remove TARGET_DEBUG_ARG.
8442 (function_arg_advance_32, function_arg_advance_64): Split out ...
8443 (function_arg_advance): ... from here.
8444 (function_arg_32, function_arg_64): Split out ...
8445 (function_arg): ... from here.
8446 (ix86_pass_by_reference): Tidy.
8447 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8448 (function_value_32): New, from parts of ix86_function_value
8449 and ix86_value_regno.
8450 (function_value_64): New, from parts of ix86_function_value
8451 and ix86_libcall_value.
8452 (ix86_function_value_1): New.
8453 (ix86_function_value, ix86_libcall_value): Use it.
8454 (return_in_memory_32, return_in_memory_64): Split out ...
8455 (ix86_return_in_memory): ... from here.
8456 (ix86_struct_value_rtx): Skip for 64-bit.
8457 (ix86_libcall_value, ix86_value_regno): Remove.
8458 (setup_incoming_varargs_64): Split out ...
8459 (ix86_setup_incoming_varargs): ... from here.
8460 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8461 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8462 * config/i386/i386-protos.h (ix86_function_value): Remove.
8463 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8465 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8468 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8469 infinities not supported, otherwise emit warning if -Woverflow. On
8470 underflow, emit warning if -Woverflow.
8471 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8473 * real.h (real_from_string): Update declaration
8475 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8476 Richard Henderson <rth@redhat.com>
8478 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8479 * calls.c (compute_argument_block_size, expand_call,
8480 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8481 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8482 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8483 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8484 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8485 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8486 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8487 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8490 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8492 * c-incpath.c (add_sysroot_to_chain): New.
8493 (merge_include_chains): Add sysroot argument. Call
8494 add_sysroot_to_chain if sysrooted.
8495 (register_include_chains): Update call to merge_include_chains.
8496 * doc/cppopts.texi: Document use of '=' in include directory
8499 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8501 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8502 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8503 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8504 insn pattern using X87MODEF12 mode macro.
8506 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8508 * regmove.c (regmove_optimize): Use reg_mentioned_p
8509 instead of reg_overlap_mentioned_p for DST.
8511 2007-03-21 Mike Stump <mrs@apple.com>
8513 * c.opt: Fixup for Objective-C/C++.
8515 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8517 * explow.c (convert_memory_address): Fold memory reference when
8518 POINTERS_EXTEND_UNSIGNED < 0
8520 2007-03-21 Richard Henderson <rth@redhat.com>
8523 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8524 * config/i386/mmintrin.h (__m64): Likewise.
8525 * config/i386/xmmintrin.h (__m128): Likewise.
8527 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8529 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8530 (VXWORKS_OS_CPP_BUILTINS): Define.
8531 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8532 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8534 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8536 * rtl.h (constant_pool_reference_p): Delete.
8537 (find_constant_src): Declare.
8538 * rtlanal.c (find_constant_src): New function.
8539 * simplify-rtx.c (constant_pool_reference_p): Delete.
8540 * config/i386/i386.md: Use find_constant_src instead of
8541 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8543 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8545 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8546 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8548 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8550 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8551 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8552 (arm_elf_asm_constructor): Use it.
8553 (arm_elf_asm_destructor): New function.
8555 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8557 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8559 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8561 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8563 2007-03-19 Andrew Haley <aph@redhat.com>
8565 PR tree-optimization/31264
8566 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8569 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8571 PR rtl-optimization/30907
8572 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8573 (fwprop_init): Always call loop_optimizer_initialize.
8574 (fwprop_done): Always call loop_optimizer_finalize.
8575 (fwprop): We always have loop info now.
8576 (gate_fwprop_addr): Remove.
8577 (pass_fwprop_addr): Use gate_fwprop as gate.
8579 PR rtl-optimization/30841
8580 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8581 df_chain_alloc): Call df_reorganize_refs unconditionally.
8582 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8583 refs_organized to refs_organized_size.
8584 (df_ref_create_structure): Use refs_organized_size instead of
8585 bitmap_size if refs had been organized, and keep refs_organized_size
8587 * df.h (struct df_ref_info): Change refs_organized to
8588 refs_organized_size.
8589 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8592 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8594 * except.c (output_function_exception_table): Do not reference the
8595 EH personality routine for functions that do not require an
8598 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8601 * c-typeck.c (convert_for_assignment): Call comptypes for
8602 RECORD_TYPE or UNION_TYPE.
8605 * reload1.c (reload): Do invalid ASM checking after
8606 cleanup_subreg_operands.
8608 2007-03-19 Jeff Law <law@redhat.com>
8610 * tree-cfg.c (find_taken_edge): Tighten conditions for
8611 optimizing computed gotos.
8613 2007-03-19 Michael Matz <matz@suse.de>
8615 * builtins.c (expand_builtin_sync_operation,
8616 expand_builtin_compare_and_swap,
8617 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8620 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8621 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8624 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8626 * doc/tm.texi: Add brackets around the return type of
8627 TARGET_SECONDARY_RELOAD.
8629 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8630 Richard Guenther <rguenther@suse.de>
8632 PR tree-optimization/31254
8633 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8634 Use handled_component_p () where appropriate. Continue
8635 propagating into the rhs if we propagated into an INDIRECT_REF
8638 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8640 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8641 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8642 (xde, xdee): Mode attributes adjusted to support DFP modes.
8643 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8644 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8645 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8646 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8647 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8648 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8649 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8651 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8652 "movsf"): Insn definitions removed.
8653 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8654 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8655 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8657 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8658 "reload_in<mode>", "reload_out<mode>"): Expander added.
8659 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8662 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8664 * config/s390/s390.md: Only non-functional changes. Renamed
8665 FPR mode macro to BFP all over the file.
8667 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8669 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8670 (op_type attribute): RRF instruction type added.
8671 (fT0): New mode attribute.
8672 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8673 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8674 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8675 no secondary memory is needed when moving DFmode values between GPRs
8678 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8680 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8681 inverted and documentation adjusted.
8682 ("mhard-dfp", "msoft-dfp"): New options.
8683 * config/s390/s390.c (s390_handle_arch_option): New architecture
8685 (override_options): Sanity checks for the new options added.
8686 * config.gcc: New architecture switch: z9-ec.
8687 * config/s390/s390.h (processor_flags): PF_DFP added.
8688 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8689 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8690 when the bit is NOT set so remove it from the defaults.
8692 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8694 * genemit.c (main): Print include statement for dfp.h.
8695 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8698 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8700 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8702 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8705 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8708 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8710 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8711 attr_length_call, output_call, output_indirect_call): Cleanup
8712 formatting of targetm calls.
8714 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8716 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8718 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8720 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8721 reservation, bypass and anti-bypass descriptions for these instructions.
8722 Update move patterns.
8723 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8726 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8728 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8729 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8730 (get_initial_def_for_reduction): Likewise.
8732 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8734 Fix PR tree-optimization/29922
8735 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8736 (get_representative): Removed.
8737 (value_dies_in_block_x): Update for rvuse removal.
8738 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8739 (compute_antic_aux): Handle when PHI nodes appear in
8740 non-single-successors.
8741 (dump_bitmap_of_names): Removed.
8742 (compute_antic_safe): Renamed and removed rvuse calculation.
8743 Calculate only antic safe.
8744 (insert_into_preds_of_block): Remove assert.
8745 (execute_pre): Update for renamed functions.
8746 (defer_or_phi_translate_block): New function.
8748 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8750 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8751 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8753 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8754 Follow spelling conventions.
8756 * tree-data-ref.h: Remove the prototype for analyze_array.
8758 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8760 PR tree-optimization/31041
8761 * tree-vect-transform.c (get_initial_def_for_induction): Call
8762 force_gimple_operand.
8764 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8766 * ipa-type-escape.c (look_for_casts) : Revert code to use
8767 handled_component_p due to ada test a-numaux.adb.
8769 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8771 * final.c (final_scan_insn): Alter the condition of a
8772 conditional trap if we have nonstandard CC.
8774 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8776 * configure.ac: Remove excess quoting from asm line 0 test.
8777 * configure: Rebuilt.
8779 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8781 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8782 * c-common.c (convert_and_check): Move warning logic to...
8783 (warnings_for_convert_and_check): ...here. Define.
8784 * c-common.h (warnings_for_convert_and_check): Declare.
8786 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8788 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8789 (output_call): Likewise.
8791 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8793 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8795 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8797 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8799 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8801 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8802 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8804 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8806 PR tree-optimization/31183
8807 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8808 Use double_int instead of unsigned int for representing access_strides.
8809 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8811 2007-03-16 Richard Guenther <rguenther@suse.de>
8813 PR tree-optimization/31146
8814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8815 to allow recursion of forward_propagate_addr_expr.
8816 (forward_propagate_addr_into_variable_array_index): Likewise.
8817 (forward_propagate_addr_expr): Likewise.
8818 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8819 (forward_propagate_addr_expr_1): Recurse on simple copies
8820 instead of propagating into them. Do so for useless conversions
8822 (forward_propagate_addr_expr): Clean up unused statements after
8825 2007-03-16 Richard Guenther <rguenther@suse.de>
8827 * builtins.c (expand_builtin_cexpi): Use the right argument
8828 for the expansion via cexp.
8830 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8832 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8833 * configure: Rebuilt.
8835 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8838 * dwarf2out.c (force_type_die): Adjust comment.
8839 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8841 2007-03-15 DJ Delorie <dj@redhat.com>
8843 * config/frv/predicates.md (minmax_operator): Don't check operands
8846 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8848 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8849 Update constant estimates of number of iterations.
8850 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8851 argument renamed to "realistic".
8852 (compute_estimated_nb_iterations): Removed.
8853 (record_niter_bound): New function.
8854 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8855 call record_nonwrapping_iv with upper = false.
8856 (infer_loop_bounds_from_signedness): Pass upper argument to
8857 record_nonwrapping_iv.
8858 (estimate_numbers_of_iterations_loop): Do not call
8859 compute_estimated_nb_iterations. Record estimate based on profile
8860 information. Initialize the constant estimates of number of
8862 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8864 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8865 number of iterations is too small.
8866 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8867 (EST_NOT_AVAILABLE): Removed.
8868 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8869 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8872 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8874 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8875 Handle NE_EXPR guards.
8877 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8880 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8881 Set also -pedantic-errors by default for the preprocessor unless
8882 -fpermissive is given.
8884 2007-03-15 Richard Guenther <rguenther@suse.de>
8888 * builtins.c (expand_builtin_cexpi): As a fallback if we
8889 don't have builtins for sincos or cexp create a function
8890 declaration for cexp and expand to a call to that.
8891 (expand_builtin_int_roundingfn): Always fall
8892 back to floor/ceil and its variants even if they may be
8895 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8898 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8899 jump tables, move the call to delete_dead_jumptables from here...
8900 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8901 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8902 don't allow merging of blocks that try_redirect_by_replacing_jump
8903 also does not handle when not optimizing.
8905 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8906 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8908 * config/i386/i386.md (x86_sahf_1): Correctly handle
8911 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8914 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8915 x86_64_general_operand as operand[2] predicate. Remove "iF"
8916 from operand constraints and use "e" constraint instead.
8917 (*subti3_1, *subti3_1 splitter): Ditto.
8918 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8919 operand[1] predicate.
8921 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8923 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8924 arrays, multiply the access strides by the size of the sub-array.
8925 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8927 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8929 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8930 the configured assembler supports the sahf mnemonic.
8931 * configure: Regenerate.
8932 * config.in: Regenerate.
8934 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8935 emit "sahf" or ".byte\t0x9e" as asm template.
8937 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8940 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8941 option to replace hard coded TARGET_xxx in md file.
8942 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8943 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8944 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8945 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8946 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8947 (X86_TUNE_NOT_VECTORMODE): Ditto.
8948 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8949 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8950 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8951 (TUNE_SLOW_IMUL_IMM8): Ditto.
8952 (TUNE_MOVE_M1_VIA_OR): Ditto.
8953 (TUNE_NOT_UNPAIRABLE): Ditto.
8954 (TUNE_NOT_VECTORMODE): Ditto.
8956 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8959 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8960 tuning options instead of hard coded TARGET_xxx.
8961 (fix ssemode peephole2's): Ditto.
8962 (imul peephole2's): Ditto.
8964 (movdi_or_rex64): Ditto.
8965 (move peephole2): Ditto.
8966 (not peephole2's): Ditto.
8968 2007-03-14 Dirk Mueller <dmueller@suse.de>
8970 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8971 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8972 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8974 * c-parser.c (c_parser_do_statement): Warn about empty body in
8976 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8977 * doc/invoke.texi (-Wempty-body): Update documentation.
8979 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8982 * c-common.h (warn_for_div_by_zero): Declare.
8983 * c-common.c (warn_for_div_by_zero): Define.
8984 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8987 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8989 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8990 to PREFIX and STANDARD_PREFIX.
8992 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8993 Phil Edwards <phil@codesourcery.com>
8995 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8996 (__gthread_once_t): Remove busy field for RTPs.
8997 (__GTHREAD_ONCE_INIT): Update accordingly.
8999 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9001 * doc/invoke.texi: Document VxWorks options.
9003 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9005 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9007 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9009 PR tree-optimization/30590
9010 * tree-nrv.c (tree_nrv): Check for the partial update of the
9013 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9015 * flags.h (flag_random_seed): Remove declaration, in favor of...
9016 * toplev.h (get_random_seed, set_random_seed): ... these.
9017 * tree.c (get_file_function_name): Use the former.
9018 * opts.c (common_handle_option): Use the latter.
9021 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9024 * cse.c (cse_find_path): Do not bail out if a basic block that
9025 we already visited now becomes part of a path that starts at a
9026 different basic block. Just disallow this, to make sure we
9027 visit each basic block at most once.
9029 2007-03-13 Jan Hubicka <jh@suse.cz>
9031 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9032 when profile esitmate is present, calls with very low frequency are
9035 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9037 PR tree-optimization/30730
9038 PR tree-optimization/26900
9039 * tree-ssa-loop-niter.c: Include gmp.h.
9041 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9042 split_to_var_and_offset, determine_value_range,
9043 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9044 bound_difference, bounds_add, bounds_negate,
9045 number_of_iterations_ne_max, dump_affine_iv): New functions.
9046 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9047 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9048 difference of initial and final value of control iv to validate
9050 (number_of_iterations_cond): Add loop parameter. Determine bounds
9051 on the difference of the extremes of the control iv. Add dumps.
9052 (expand_simple_operations): Handle phi nodes.
9053 (simplify_using_initial_conditions): Do not record used conditions.
9054 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9055 Do not set additional_info.
9056 (implies_nonnegative_p, implies_ge_p): Removed.
9057 (derive_constant_upper_bound): Do not use parameter `additional'.
9058 (record_estimate): Parameter `additional' removed. Parameter
9059 `i_bound' added. Do not call derive_constant_upper_bound.
9060 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9061 bound the number of iterations estimate.
9062 (estimate_numbers_of_iterations_loop): Pass the estimate from
9063 the number of iterations analysis to record_estimate.
9064 * tree.h (multiple_of_p): Declare.
9065 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9066 (scev_const_prop): Do not check expression_expensive_p.
9067 * fold-const.c (multiple_of_p): Exported.
9068 * double-int.c (double_int_mask): Exported.
9069 * double-int.h (double_int_mask): Declare.
9070 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9071 field. Added max field.
9073 2007-03-13 David Taylor <taylor@candd.org>
9076 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9079 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9082 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9083 two unamed patterns.
9085 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9087 * config/i386/i386.opt (mcx16, msahf): New options.
9088 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9089 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9091 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9092 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9093 Output -mcx16 and -msahf options when corresponding bit is set.
9095 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9098 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9100 * configure.ac: Test for assembler tolerance to # 0 "".
9101 * configure, config.in: Rebuilt.
9102 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9104 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9106 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9108 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9109 (handle_syscall): Handle direct system calls.
9110 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9112 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9114 * doc/invoke.texi: Fix cpp.info cross-reference.
9115 * doc/passes.texi: Fix gcc.info cross-reference.
9117 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9119 PR tree-optimization/30835
9120 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9121 bb_for_stmt is not NULL before accessing it.
9123 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9125 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9128 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9131 * doc/install.texi: Document --enable-stage1-languages
9133 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9135 * tree-pass.h (pass_into_cfg_layout_mode,
9136 pass_outof_cfg_layout_mode): Declare.
9137 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9138 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9139 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9140 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9142 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9144 * c-decl.c (warn_variable_length_array): New function.
9145 Refactored from grokdeclarator to handle warn_vla
9146 and handle unnamed array case.
9147 (grokdeclarator): Refactored VLA warning case.
9148 * c.opt (Wvla): New flag.
9149 * doc/invoke.texi (Wvla): New warning.
9151 2007-03-12 Richard Henderson <rth@redhat.com>
9153 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9154 (TARGET_SECTION_TYPE_FLAGS): New.
9156 2007-03-12 Richard Henderson <rth@redhat.com>
9158 * config/darwin.c (machopic_reloc_rw_mask): New.
9159 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9160 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9162 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9164 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9165 * cppdefault.h (cpp_PREFIX): Document.
9166 (cpp_PREFIX_len): Likewise.
9167 (cpp_EXEC_PREFIX): New variable.
9168 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9169 * c-incpath.c (add_standard_paths): Correct logic for relocating
9170 paths within prefix.
9172 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9174 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9175 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9177 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9178 fix_truncdfdi_sse using SSEMODEF mode macro.
9179 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9180 fix_truncdfsi_sse using SSEMODEF mode macro.
9181 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9182 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9184 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9186 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9189 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9191 * tree.h : Add multiple_of_p declaration.
9192 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9193 * ipa-type-escape.c (results_of_malloc): Redundant.
9194 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9195 (cast_type): Extended with new members.
9196 (check_cast): Returns cast_type.
9197 (cast): New structure for data of walk_use_def_chains.
9198 (is_malloc_result, is_cast_from_non_pointer_1,
9199 is_cast_from_non_pointer,
9200 is_array_access_through_pointer_and_index): New functions.
9201 (look_for_casts): Returns cast types.
9202 (check_call): Returns void.
9203 (okay_pointer_operation): Use support of pointer plus index,
9204 pointer plus constant and allow all multiplications.
9206 2007-03-11 Richard Guenther <rguenther@suse.de>
9208 PR tree-optimization/31115
9209 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9210 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9211 A shift count of zero is not special as with *_DIV_EXPR.
9212 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9215 2007-03-11 Ian Lance Taylor <iant@google.com>
9217 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9218 the *_DIV_EXPR codes correctly with overflow infinities.
9220 2007-03-11 Ira Rosen <irar@il.ibm.com>
9222 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9223 indicate success/failure of the analysis. Add negation to subtrahend
9224 in case of subtraction. Fail if both operands contain constants.
9225 (create_data_ref): Fail if analyze_offset fails.
9227 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9229 * config/i386/i386.md (frndintxf2): Rename to ...
9230 (rintxf2): ... this. Remove expander having same name.
9231 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9232 (roundsf2, rounddf2): Ditto.
9233 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9234 (lround<mode>di2, lround<mode>si2): Ditto.
9236 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9238 * lower-subreg.c: Include except.h.
9239 (decompose_multiword_subregs): Verify that the only control flow
9240 insns we can split are loads to multi-words pseudos.
9241 Handle breaking such blocks after splitting, instead of calling
9242 find_many_sub_basic_blocks.
9244 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9245 on the new basic block. Add a lengthy comment explaining why we
9246 thought this was necessary.
9247 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9249 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9252 * tree.c (walk_type_fields): Recurse into the element type of
9253 ARRAY_TYPEs if there is a pointer set.
9255 2007-03-10 Dirk Mueller <dmueller@suse.de>
9257 * c-common.c (warn_logical_operator): Fix condition.
9259 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9261 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9263 * config/darwin.c (machopic_select_section): Remove superfluous
9264 argument in call to categorize_decl_for_section. Remove unused
9267 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9269 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9271 * configure: Regenerate.
9273 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9276 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9277 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9278 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9279 Add LABEL_NUSES to emitted label.
9280 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9281 branch probability value to emitted jump insn.
9282 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9283 Do not check life information and do not re-arrange input operands
9284 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9286 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9288 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9289 the change of decode_asm_operands.
9291 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9293 * mode-switching.c (create_pre_exit): Skip blockage insn.
9295 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9297 * tree-pass.h (TODO_update_smt_usage): Remove.
9299 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9303 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9305 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9306 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9307 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9310 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9312 * gcc.c: Document %{, in big comment at top.
9313 (input_suffix_matches): Remove special handling for .s and
9315 (input_spec_matches): New.
9316 (handle_braces): Handle %{,.
9317 (validate_switches): ',' indicates a value which is not a switch.
9318 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9319 to detect assembler input.
9320 * config/i386/sol2.h (CPP_SPEC): Likewise.
9321 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9322 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9323 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9324 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9325 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9326 -m64 causes deployment target to default to 10.5.
9327 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9329 2007-03-09 Richard Henderson <rth@redhat.com>
9332 * target.h (targetm.asm.out.reloc_rw_mask): New.
9333 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9334 (TARGET_ASM_OUT): Use it.
9335 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9336 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9337 use the new reloc_rw_mask target hook instead.
9338 (default_section_type_flags_1): Merge into...
9339 (default_section_type_flags): ... here.
9340 (decl_readonly_section_1): Merge into...
9341 (decl_readonly_section): ... here.
9342 (default_elf_select_section_1): Merge into...
9343 (default_elf_select_section): ... here.
9344 (default_unique_section_1): Merge into...
9345 (default_unique_section): ... here.
9346 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9347 (default_select_rtx_section): Use it.
9348 (default_elf_select_rtx_section): Likewise.
9349 * output.h: Update to match.
9350 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9351 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9352 (TARGET_ASM_RELOC_RW_MASK): New.
9353 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9354 to categorize_decl_for_section.
9355 (x86_64_elf_unique_section): Likewise.
9356 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9357 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9358 (TARGET_ASM_RELOC_RW_MASK): New.
9359 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9360 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9361 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9362 (TARGET_RWRELOC): Remove.
9363 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9364 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9365 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9366 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9367 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9368 (rs6000_xcoff_select_section): Use decl_readonly_section.
9369 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9370 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9371 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9372 (TARGET_SECTION_TYPE_FLAGS): Remove.
9373 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9375 2007-03-09 Roger Sayle <roger@eyesopen.com>
9377 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9378 complex constant equality/inequality comparisons for here.
9379 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9380 known at compile-time or can be simplified to a scalar comparison.
9381 (fold_relational_const): Move compile-time evaluation of complex
9382 constant equality/inequality comparisons to here.
9384 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9386 PR rtl-optimization/30643
9387 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9389 (fold_rtx): Recurse, like before 2006-11-03.
9391 2007-03-09 DJ Delorie <dj@redhat.com>
9393 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9396 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9398 PR tree-optimization/30375
9399 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9400 LHS of statements is not the same.
9401 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9403 2007-03-09 Chao-ying Fu <fu@mips.com>
9405 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9407 * doc/invoke.texi (-mdspr2): Document new option.
9408 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9409 New unspec for DSP REV 2.
9410 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9411 these instructions are extended in DSP REV 2.
9412 (mips-dspr2.md): Include.
9413 * config/mips/mips.opt (mdspr2): New option.
9414 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9415 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9416 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9417 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9418 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9419 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9420 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9422 (bdesc_map): Add one field of unsupported_target_flags.
9423 (bdesc_arrays): Update entries to have extra fields. Add
9425 (mips_init_builtins): Initialize new function types.
9426 Check unsupported_target_fileds to filter out builtins.
9427 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9429 (ASM_SPEC): Pass mdspr2 to the assembler.
9430 * config/mips/mips-dspr2.md: New file.
9432 2007-03-09 Sa Liu <saliu@de.ibm.com>
9434 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9436 2007-03-09 Ian Lance Taylor <iant@google.com>
9438 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9439 argument) like -Wstrict-overflow=2.
9440 * doc/invoke.texi (Warning Options): Update documentation.
9442 2007-03-09 Dirk Mueller <dmueller@suse.de>
9445 * doc/invoke.texi (-Wlogical-op): Document.
9446 * common.opt (-Wlogical-op): New.
9447 * c-common.h (warn_logical_operator): Declare.
9448 * c-common.c (warn_logical_operator): Define.
9449 * c-typeck.c (parser_build_binary_op): Call
9450 warn_logical_operator.
9452 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9454 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9455 * final.c (final_scan_insn): Test for non-"" file name.
9457 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9459 * doc/loop.texi: Document the Omega linear constraints solver.
9460 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9461 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9462 omega-hash-table-size, omega-max-keys, and
9463 omega-eliminate-redundant-constraints.
9464 * tree-pass.h (pass_check_data_deps): Declared.
9467 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9468 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9469 pass_check_data_deps): New.
9470 * tree-data-ref.c (init_data_ref): Remove declaration.
9471 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9472 (analyze_array): Renamed init_array_ref, move up initializations.
9473 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9474 Removed arguments that are set to NULL.
9475 (analyze_indirect_ref): Correct indentation, correct call to
9477 (object_analysis): Call init_array_ref instead of analyze_array.
9478 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9479 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9480 of DR_ACCESS_FNS_ADDR.
9481 (init_omega_eq_with_af, omega_extract_distance_vectors,
9482 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9483 ddr_consistent_p): New.
9484 (compute_affine_dependence): Check consistency of ddrs when
9485 flag_check_data_deps is passed.
9486 (analyze_all_data_dependences): Uncomment.
9487 (tree_check_data_deps): New.
9488 * tree-data-ref.h: Include omega.h.
9489 (DR_ACCESS_FNS_ADDR): Removed.
9490 (data_dependence_relation): Add inner_loop.
9491 (DDR_INNER_LOOP): New.
9492 * common.opt (fcheck-data-deps): New.
9493 * tree-flow.h (tree_check_data_deps): Declare.
9494 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9495 (OBJS-common): Depend on omega.o.
9497 * passes.c (pass_check_data_deps): Scheduled.
9498 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9499 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9500 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9501 PARAM_VECT_MAX_VERSION_CHECKS,
9502 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9504 2007-03-09 Richard Guenther <rguenther@suse.de>
9506 PR tree-optimization/30904
9508 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9509 the same way as *_DIV_EXPR.
9511 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9513 * recog.c (decode_asm_operands): No mixed declarations and code.
9515 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9517 * rtl.def (ASM_INPUT): Add location.
9518 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9519 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9520 (decode_asm_operands): Add loc operand.
9521 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9522 * stmt.c (expand_asm): Rename to...
9523 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9524 gen_rtx_ASM_INPUT_loc.
9525 (expand_asm_expr): Adjust.
9526 * recog.c (decode_asm_operands): Add loc operand.
9527 (check_asm_operands, extract_insn): Adjust.
9528 * reload1.c (maybe_fix_stack_asms): Likewise.
9529 * final.c (asm_insn_count): Likewise.
9530 (final_scan_insn): Output # line before and after asm.
9532 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9534 * tree-ssa-structalias.c (variable_info): Remove
9536 (new_var_info): Ditto.
9537 (shared_bitmap_info_t): New structure.
9538 (shared_bitmap_table): New variable.
9539 (shared_bitmap_hash): New function.
9540 (shared_bitmap_eq): Ditto
9541 (shared_bitmap_lookup): Ditto.
9542 (shared_bitmap_add): Ditto.
9543 (merge_smts_into): Change to take bitmap directly.
9544 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9545 (init_alias_vars): Init shared bitmap hashtable.
9546 (delete_points_to_sets): Delete shared bitmap hashtable.
9547 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9548 is_aliased removal as a change that was still necessary was
9551 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9553 * config/i386/i386.h (override_options): Conditionally disable
9554 x86_sahf for 64bit targets only.
9556 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9559 * c-decl.c (merge_decls): Don't call make_var_volatile.
9560 * varasm.c (make_var_volatile): Remove.
9561 * output.h (make_var_volatile): Remove.
9563 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9565 PR tree-optimization/31085
9566 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9568 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9570 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9571 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9572 ATTR_CONST_NOTHROW_LIST.
9574 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9577 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9579 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9581 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9584 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9586 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9587 passed, use shared libgcc.
9589 2007-03-08 Roger Sayle <roger@eyesopen.com>
9591 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9592 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9593 (honor_protect_cleanup_actions, lower_try_finally_switch):
9595 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9596 ifc_temp_var): Likewise.
9597 * tree-inline.c (setup_one_parameter): Likewise.
9598 * tree-mudflap.c (mf_decl_cache_locals,
9599 mf_build_check_statement_for): Likewise.
9600 * tree-nested.c (init_tmp_var, save_tmp_var,
9601 finalize_nesting_tree_1): Likewise.
9602 * tree-outof-ssa.c (insert_copy_on_edge,
9603 insert_backedge_copies): Likewise.
9604 * tree-profile.c (tree_gen_edge_profiler,
9605 tree_gen_ic_profiler): Likewise.
9606 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9607 * tree-sra.c (sra_build_assignment): Likewise.
9608 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9609 * tree-ssa-math-opts.c (insert_reciprocals,
9610 execute_cse_sincos_1): Likewise.
9611 * tree-tailcall.c (adjust_accumulator_values,
9612 adjust_return_value): Likewise.
9613 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9614 * tree-vect-transform.c (vect_create_data_ref_ptr,
9615 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9616 vect_create_epilog_for_reduction, vectorizable_reduction,
9617 vectorizable_call, vectorizable_conversion,
9618 vectorizable_assignment, vectorizable_operation,
9619 vectorizable_type_demotion, vect_gen_widened_results_half,
9620 vect_permute_store_chain, vectorizable_store,
9621 vect_setup_realignment, vect_permute_load_chain,
9622 vectorizable_load, vectorizable_condition,
9623 vect_create_cond_for_align_checks): Likewise.
9624 * tree-vrp.c (build_assert_expr_for): Likewise.
9626 2007-03-08 Ian Lance Taylor <iant@google.com>
9628 * tree-vrp.c: Include "intl.h".
9629 (usable_range_p): New static function.
9630 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9631 overflowed values, juts set *strict_overflow_p.
9632 (compare_values): Only return -2 if one of the operands is not a
9634 (compare_ranges): Call usable_range_p.
9635 (compare_range_with_value): Likewise.
9636 (vrp_evaluate_conditional_warnv): Rename from
9637 vrp_evaluate_conditional. Make static. Change all callers.
9638 (vrp_evaluate_conditional): New function.
9639 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9641 (simplify_abs_using_ranges): Likewise.
9642 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9643 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9644 within_stmt parameter.
9645 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9646 vrp_evaluate_conditional.
9647 * tree-ssa-threadedge.c
9648 (record_temporary_equivalences_from_stmts_at_dest): Change
9649 simplify parameter to take a second tree parameter.
9650 (simplify_control_stmt_condition): Likewise.
9651 (thread_across_edge): Likewise.
9652 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9653 (thread_across_edge): Likewise.
9654 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9656 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9658 * config/i386/i386.h (TARGET_SAHF): New define.
9659 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9660 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9661 (x86_sahf): New global variable.
9662 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9663 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9664 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9665 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9667 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9668 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9669 when expanding fcomi/sahf based tests.
9670 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9671 expanding sahf based alternative. Emit sahf based sequence when
9672 optimizing for code size.
9673 * config/i386/i386.md (x86_sahf_1): Do not disable for
9674 TARGET_64BIT, enable for TARGET_SAHF.
9676 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9678 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9679 spurious whitespace from error message.
9681 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9684 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9686 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9688 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9690 * tree-sra.c (instantiate_element): Propagate disabled warnings
9691 from the element itself to the created variable.
9693 2007-03-07 Richard Henderson <rth@redhat.com>
9696 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9697 silently fix up the stack in the case of a missing register.
9699 2007-03-07 Paul Brook <paul@codesourcery.com>
9701 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9703 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9705 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9707 (phase1_vrs): Use them.
9708 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9709 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9710 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9711 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9712 __gnu_Unwind_Restore_WMMXC if required.
9713 (_Unwind_VRS_Pop): Implement iWMMXt support.
9714 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9715 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9716 gnu_Unwind_Save_WMMXC): Define.
9718 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9720 * config/vxworks.h (vxworks_override_options): Declare.
9721 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9722 * config/vxworks.c: Include target.h and toplev.h.
9723 (vxworks_override_options): New function.
9724 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9726 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9728 * config/s390/s390.c (override_options): Don't emit an error when
9729 -mstack-size is used without providing -mstack-guard.
9730 (s390_emit_prologue): Choose stack_guard value automatically if not
9731 provided via command line.
9732 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9734 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9736 * config/i386/i386.c (output_set_got): Add a GOT initialization
9737 sequence for VxWorks PIC.
9738 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9739 around labels as well as symbols. Use gotoff_operand instead
9740 of local_symbolic_operand.
9741 (legitimize_pic_address): Use gotoff_operand instead of
9742 local_symbolic_operand. Use @GOT accesses for labels as
9744 (ix86_output_addr_diff_elt): Use PC-relative rather than
9745 GP-relative offsets for VxWorks PIC.
9746 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9747 no_new_pseudos. Check whether the returned register is op0.
9748 * config/i386/i386.md (tablejump): Use PC-relative rather than
9749 GP-relative offsets for VxWorks PIC.
9750 * config/i386/predicates.md (gotoff_operand): New predicate.
9752 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9754 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9756 * config/vxworks-dummy.h: New file.
9757 * config/i386/i386.h: Include it.
9759 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9761 * dwarf2out.c (is_inlined_entry_point): New
9762 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9763 DW_AT_ranges if the first subblock is the entry point.
9765 2007-03-06 David Daney <ddaney@avtrex.com>
9767 * doc/install.texi (mips-*-*): Change recommended binutils
9770 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9772 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9773 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9775 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9776 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9778 2007-03-06 Jan Hubicka <jh@suse.cz>
9780 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9781 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9783 (probably_cold_bb_p): Cold functions are cold.
9784 (probably_never_executed_bb_p): Cold functions are cold.
9785 (tree_bb_level_predictions): Predict calls to cold functions as not
9787 (compute_function_frequency): Check hot/cold attributes.
9788 * function.h (function_frequency): Update comments.
9789 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9790 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9791 (c_common_att): Add cold and hot.
9793 * doc/extend.texi (hot,cold attributes): Document.
9795 2007-03-06 Andrew Haley <aph@redhat.com>
9797 * function.c (expand_function_end): Move blockage to just after we
9798 emit the label for the naked return from the function.
9800 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9802 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9805 2007-03-06 Jan Hubicka <jh@suse.cz>
9807 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9808 loaded for constant large models. Non-large 64bit PIC can do.
9809 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9810 * cmodel.h: Add LARGE PIC.
9811 * i386.md (UNSPEC_PLTOFF): New.
9812 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9814 (*call_1_rex64): Disable for large models.
9815 (*call_1_rex64_large): New.
9816 (*call_value_1_rex64): Disable for large models.
9817 (*call_value_1_rex64_large): New.
9818 (set_rip_rex4): New.
9819 (set_got_offset_rex64): New.
9820 * predicates.md (constant_call_address_operand): For large model
9821 constant calls are not possible.
9822 * i386-protos.h (construct_plt_address): Declare.
9823 * i386.c (override_options): Accept large models.
9824 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9825 (legitimate_constant_p): Add new UNSPECs.
9826 (legitimate_pic_operand_p): Likewise.
9827 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9828 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9830 (output_pic_addr_const): Add PLTOFF.
9831 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9832 (ix86_expand_move): Legitimize pic address when in PIC mode.
9833 (construct_plt_address): New function.
9834 (ix86_expand_call): Offload the address to register and use GOT pointer
9836 * invoke.texi (mcmodel=large): Update documentation.
9838 2007-03-06 Richard Henderson <rth@redhat.com>
9840 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9841 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9842 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9843 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9844 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9845 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9846 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9847 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9848 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9849 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9850 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9851 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9852 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9853 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9854 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9855 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9856 x86_schedule, x86_use_bt, x86_pad_returns,
9857 x86_use_xchgb): Merge into ...
9858 (ix86_tune_features): ... here. New array.
9859 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9860 x86_bswap): Merge into ...
9861 (ix86_arch_features): ... here. New array.
9862 (x86_3dnow_a): Remove.
9863 (x86_accumulate_outgoing_args): Make static.
9864 (x86_arch_always_fancy_math_387): Make static.
9865 (ix86_tune_mask, ix86_arch_mask): Move ...
9866 (override_options): ... to local variables here. Apply the
9867 appropriate mask to each element of ix86_arch_features and
9868 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9869 as were done in the old macros.
9870 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9871 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9872 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9873 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9874 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9875 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9876 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9877 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9878 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9879 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9880 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9881 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9882 x86_accumulate_outgoing_args, x86_prologue_using_move,
9883 x86_epilogue_using_move, x86_decompose_lea,
9884 x86_arch_always_fancy_math_387, x86_shift1,
9885 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9886 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9887 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9888 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9889 x86_use_incdec, x86_pad_returns, x86_bswap,
9890 x86_partial_flag_reg_stall): Remove.
9891 (enum ix86_tune_indices): New.
9892 (ix86_tune_features): New.
9893 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9894 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9895 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9896 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9897 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9898 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9899 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9900 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9901 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9902 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9903 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9904 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9905 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9906 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9907 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9908 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9909 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9910 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9911 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9912 TARGET_EXT_80387_CONSTANTS): Use it.
9913 (enum ix86_arch_indices): New.
9914 (ix86_arch_features): New.
9915 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9916 TARGET_BSWAP): Use it.
9917 (ix86_tune_mask, ix86_arch_mask): Remove.
9919 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9922 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9923 Define using $${sysroot_headers_suffix}.
9924 * configure: Regenerate.
9925 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9926 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9928 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9929 * gcc.c (print_sysroot_headers_suffix): New.
9930 (option_map): Include --print-sysroot-headers-suffix.
9931 (display_help): Mention -print-sysroot-headers-suffix.
9932 (process_command): Handle -print-sysroot-headers-suffix.
9933 (do_spec_1): Append multilib directory to include-fixed path if
9934 sysroot suffixes in use.
9935 (main): Handle -print-sysroot-headers-suffix.
9936 * Makefile.in (start.encap): Don't depend on xlimits.h
9937 (xlimits.h): Remove.
9938 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9939 limits.h for each multilib in fixinc_list.
9940 (fixinc_list, s-fixinc_list): New.
9941 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9942 generate them for each multilib in fixinc_list.
9943 (stmp-fixproto): Use include-fixed. Run fixproto for each
9944 multilib in fixinc_list.
9945 (mostlyclean): Don't remove xlimits.h.
9946 (clean): Remove include-fixed.
9947 (real-install-headers-tar, real-install-headers-cpio,
9948 real-install-headers-cp): Don't copy include, only include-fixed.
9949 (install-mkheaders): Depend on fixinc_list. Don't depend on
9950 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9951 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9952 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9954 2007-03-06 Jan Hubicka <jh@suse.cz>
9956 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9959 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9961 * configure.ac: Allow tm_file to contain build-directory files.
9962 * configure: Regenerate.
9963 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9964 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9965 * config/m68k/print-sysroot-suffix.sh: New file.
9967 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9969 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9970 of pic_offset_table_rtx if reload_completed.
9971 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9972 PIC_OFFSET_TABLE_REGNUM.
9973 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9975 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9976 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9978 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9980 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9981 functions that call eh_return.
9983 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9985 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9986 functions that need a constant pool.
9988 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9991 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9992 (m68k_preferred_reload_class): Likewise.
9993 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9994 (SECONDARY_RELOAD_CLASS): Define.
9995 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9996 (LIMIT_RELOAD_CLASS): Delete.
9997 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9998 registers from storing bytes.
9999 (m68k_secondary_reload_class): New function.
10000 (m68k_preferred_reload_class): Likewise.
10002 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10004 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10006 (m68k_expand_prologue): Likewise.
10008 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10010 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10011 (mips_expand_epilogue): Add a bool parameter.
10012 (m68k_legitimize_sibcall_address): Declare.
10013 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10014 (m68k_expand_epilogue): Add a parameter to select between sibling
10015 and normal epilogues. Only generate a return for the latter.
10016 (m68k_ok_for_sibcall_p): New function.
10017 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10018 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10019 (sibcall_value, *sibcall_value): Likewise.
10020 (*call, *call_value): Require !SIBLING_CALL_P.
10021 (epilogue): Update call to m68k_expand_epilogue.
10022 (sibcall_epilogue): New pattern.
10023 * config/m68k/predicates.md (const_call_operand): Say that this
10024 predicate applies to sibling calls too.
10025 (sibcall_operand): New predicate.
10027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10029 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10030 alternatives as movsi_cf.
10031 (movsf_cf_hard): Add commentary.
10033 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10034 Richard Sandiford <richard@codesourcery.com>
10036 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10037 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10038 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10039 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10040 as being live on exit from an interrupt function.
10041 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10042 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10043 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10044 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10045 (m68k_interrupt_function_p): Globalize.
10046 (m68k_compute_frame_layout): Remove reverse mask code.
10047 (m68k_emit_movem, m68k_set_frame_related): New functions.
10048 (m68k_output_function_prologue): Delete in favor of...
10049 (m68k_expand_prologue): ...this new function.
10050 (m68k_output_function_epilogue): Delete in favor of...
10051 (m68k_expand_epilogue): ...this new function.
10052 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10054 (print_operand): Handle %?.
10055 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10056 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10057 (prologue, epilogue): New patterns.
10058 (return): Turn into a define_expand.
10059 (*return): New pattern, derived from old "return" pattern. Use rte
10060 rather than rts for interrupt functions. Only use rtd if the pop
10062 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10063 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10064 (link, *link, unlink, *unlink, load_got): Likewise.
10066 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10070 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10071 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10072 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10073 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10074 and m68k_matches_u_p.
10075 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10076 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10077 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10078 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10079 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10080 (REG_STRICT_P): New macro.
10081 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10082 PCREL_GENERAL_OPERAND_OK.
10083 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10084 m68k_legitimate_base_reg_p.
10085 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10086 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10087 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10088 * config/m68k/m68k.c (m68k_address): New structure.
10089 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10090 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10091 (m68k_jump_table_ref_p, m68k_decompose_address)
10092 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10093 (m68k_matches_u_p): New functions.
10094 (print_operand_address): Rewrite to use m68k_decompose_index.
10096 2007-03-05 David Taylor <dtaylor@emc.com>
10098 * gcc.c: Correct copyright date in --version output.
10100 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10102 * pa.md: In unamed move patterns, disparge copies between general
10103 and floating point registers using '?' modifier. Don't include 'f'
10104 constraint for register preferences in DImode, SImode, HImode and
10105 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10106 Remove constraints for copies between general and floating registers
10107 in soft-float DFmode pattern.
10108 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10112 2007-03-05 Mike Stump <mrs@apple.com>
10114 * c-common.c (targetcm): Add.
10115 * c-opts.c (c_common_handle_option): Handle language specific
10117 * opts.c (handle_option): Verify language for target options, if
10119 * opth-gen.awk: Add CL_LANG_ALL.
10120 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10121 (TARGETCM_INITIALIZER): Add.
10122 * target.h (struct gcc_targetcm): Add.
10124 * targhooks.c (default_handle_c_option): Add.
10125 * targhooks.h (default_handle_c_option): Add.
10126 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10128 * config/darwin.opt (iframework): Add.
10129 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10130 * config/darwin-c.c (handle_c_option): Add.
10131 (TARGET_HANDLE_C_OPTION): Add.
10133 * doc/invoke.texi (Darwin Options): Add -iframework.
10135 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10137 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10140 2007-03-05 Ian Lance Taylor <iant@google.com>
10142 * c.opt (fgnu89-inline): New option.
10143 * c-opts.c (c_common_post_options): Set default value for
10145 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10146 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10148 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10149 (grokdeclarator, start_function): Likewise.
10150 * c-cppbuiltin.c (c_cpp_builtins): Define either
10151 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10152 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10153 (C Dialect Options): Document -fgnu89-inline.
10154 * doc/extend.texi (Function Attributes): Explain what the
10155 gnu_inline attribute does.
10156 * doc/cpp.texi (Common Predefined Macros): Document
10157 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10159 2007-03-05 Ian Lance Taylor <iant@google.com>
10161 PR tree-optimization/31034
10162 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10163 half-range if the other side is an overflow infinity.
10165 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10167 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10168 (bfin*-linux-uclibc*): New configuration.
10169 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10171 * config/bfin/linux.h: New file.
10172 * config/bfin/libgcc-bfin.ver: New file.
10173 * config/bfin/t-bfin-uclinux: New file.
10174 * config/bfin/t-bfin-linux: New file.
10175 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10176 (TARGET_OS_CPP_BUILTINS): New macro.
10178 2007-03-05 Richard Guenther <rguenther@suse.de>
10180 * fold-const.c (fold_binary): Remove duplicate folding
10181 of comparison of non-null ADDR_EXPR against null.
10183 2007-03-05 Richard Guenther <rguenther@suse.de>
10184 Dorit Nuzman <dorit@il.ibm.com>
10186 PR tree-optimization/26420
10187 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10188 are no loops in the function. Only print the number of
10189 vectorized loops if it is greater than zero or we are supposed
10190 to print information about unvectorized loops.
10192 2007-03-05 Revital Eres <eres@il.ibm.com>
10194 * gcc.dg/var-expand1.c: New test.
10195 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10196 when an accumulator is expanded.
10198 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10201 * c-common.c (convert_and_check): Don't give warnings for
10202 conversion if 'expr' already overflowed.
10204 2007-03-04 Roger Sayle <roger@eyesopen.com>
10206 PR middle-end/30744
10207 * fold-const.c (fold_comparison): Enforce type consistency when
10208 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10210 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10212 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10213 containing a cast to the base of TARGET_MEM_REF.
10215 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10217 * tree.c (tree_contains_struct_check_failed): Remove spurious
10218 whitespace from error message.
10220 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10223 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10224 instead of precision.
10226 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10227 Nathan Sidwell <nathan@codesourcery.com>
10229 * emit-rtl.c (find_auto_inc): New.
10230 (try_split): recreate REG_INC notes,
10231 Use regular for loops rather than whiles.
10233 2007-03-03 Andreas Schwab <schwab@suse.de>
10235 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10236 * configure: Regenerate.
10238 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10240 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10241 flag_rounding_math, not flag_unsafe_math_optimizations.
10243 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10245 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10246 alpha_fold_vector_minmax): Likewise.
10247 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10248 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10250 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10252 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10253 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10254 if the lhs has side-effects.
10255 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10257 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10259 * config/i386/i386.h (TUNEMASK): Remove define.
10260 (ARCHMASK): Remove define.
10261 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10262 Use ix86_arch_mask variable instead of ARCHMASK.
10263 * config/i386/i386.c (override_options): Ditto.
10264 (standard_80387_constant_p): Ditto.
10266 2007-03-02 Ian Lance Taylor <iant@google.com>
10268 Used signed infinities in VRP.
10269 * tree-vrp.c (uses_overflow_infinity): New static function.
10270 (supports_overflow_infinity): New static function.
10271 (make_overflow_infinity): New static function.
10272 (negative_overflow_infinity): New static function.
10273 (positive_overflow_infinity): New static function.
10274 (is_negative_overflow_infinity): New static function.
10275 (is_positive_overflow_infinity): New static function.
10276 (is_overflow_infinity): New static function.
10277 (overflow_infinity_range_p): New static function.
10278 (compare_values_warnv): New function split out of compare_values.
10279 (compare_value): Call it.
10280 (set_value_range_to_nonnegative): Add overflow_infinity
10281 parameter. Change caller.
10282 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10284 (vrp_expr_computes_nonzero): Likewise.
10285 (compare_ranges, compare_range_with_value): Likewise.
10286 (compare_name_with_value, compare_names): Likewise.
10287 (vrp_evaluate_conditional): Likewise.
10288 (set_value_range): Handle infinity
10289 (vrp_operand_equal_p, operand_less_p): Likewise.
10290 (extract_range_from_assert): Likewise.
10291 (vrp_int_const_binop): Likewise.
10292 (extract_range_from_binary_expr): Likewise.
10293 (extract_range_from_unary_expr): Likewise.
10294 (extract_range_from_comparison): Likewise.
10295 (extract_range_from_expr): Likewise.
10296 (dump_value_range): Likewise.
10297 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10298 (test_for_singularity): Likewise.
10299 (vrp_int_const_binop): Remove inline qualifier.
10300 (adjust_range_with_scev): Add comment.
10301 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10303 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10305 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10306 (get_constraint_for): Likewise.
10307 (do_structure_copy): Likewise.
10308 (find_func_aliases): Fix references to MODIFY_EXPR.
10309 (intra_create_variable_infos): Tidy.
10310 * tree-ssa-operands.c (add_virtual_operand): Add argument
10312 When adding members of alias sets, if IS_CALL_SITE is true and
10313 the symbol is not call-clobbered, skip it.
10314 Adjust all callers.
10316 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10318 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10319 entry by means of emit_insn_at_entry.
10321 2007-03-02 Richard Henderson <rth@redhat.com>
10323 * expr.h (promoted_input_arg): Remove decl.
10324 * function.c (promoted_input_arg): Merge into ...
10325 * combine.c (setup_incoming_promotions): ... only caller.
10326 Rearrange to avoid double loop.
10328 2007-03-02 Ben Elliston <bje@au.ibm.com>
10329 Peter Bergner <bergner@vnet.ibm.com>
10330 Janis Johnson <janis187@us.ibm.com>
10332 * config/rs6000/dfp.md: New file.
10333 * config/rs6000/rs6000.md: Include dfp.md.
10334 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10335 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10336 and TDmode decimal float modes in FP registers.
10337 (num_insns_constant): Likewise.
10338 (rs6000_legitimate_offset_address_p): Likewise.
10339 (rs6000_legitimize_address): Likewise.
10340 (rs6000_legitimize_reload_address): Likewise.
10341 (rs6000_legitimate_address): Likewise.
10342 (rs6000_emit_move): Likewise.
10343 (function_arg_boundary): Likewise.
10344 (function_arg_advance): Likewise.
10345 (rs6000_darwin64_record_arg_recurse): Likewise.
10346 (function_arg): Likewise.
10347 (rs6000_gimplify_va_arg): Likewise.
10348 (rs6000_split_multireg_move): Likewise.
10349 (rs6000_output_function_epilogue): Likewise.
10350 (rs6000_output_function_epilogue): Likewise.
10351 (rs6000_register_move_cost): Likewise.
10352 (rs6000_function_value): Likewise.
10353 (rs6000_libcall_value): Likewise.
10355 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10357 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10359 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10361 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10362 Use $MULTIDIR to choose between the kernel and RTP headers,
10363 and use $WIND_BASE and $WIND_USR to locate them.
10365 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10367 * config/i386/i386.c (override_options): Put initialization of
10368 ix86_tune_mask and ix86_arch_mask to the correct place.
10370 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10371 Michael Meissner <michael.meissner@amd.com>
10374 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10375 (ARCHMASK): Define.
10376 (TARGET_CMOVE): Use ARCHMASK.
10377 (TARGET_CMPXCHG): Ditto.
10378 (TARGET_CMPXCHG8B): Ditto.
10379 (TARGET_XADD): Ditto.
10380 (TARGET_BSWAP): Ditto.
10381 * config/i386/i386.c (ix86_tune_mask): New global variable.
10382 (ix86_arch_mask): Ditto.
10383 (override_options): Initialize ix86_tune_mask and
10384 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10387 2007-03-02 Ben Elliston <bje@au.ibm.com>
10390 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10392 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10394 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10395 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10396 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10397 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10399 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10400 rs6000_init_dwarf_reg_sizes_extra): New.
10401 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10402 SPE register high parts.
10404 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10406 * Makefile.in: Add install-pdf target as
10407 copied from automake v1.10 rules.
10408 * configure.ac: Add install-pdf to target list.
10409 * configure: Regenerate.
10411 2007-03-01 Paul Brook <paul@codesourcery.com>
10413 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10414 modes to LDRD for DImode.
10415 (output_move_double): Fixup out of range ldrd/strd.
10416 (vfp_secondary_reload_class): Rename...
10417 (coproc_secondary_reload_class): ... to this. Add wb argument.
10418 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10419 coproc_secondary_reload_class for CLASS_IWMMXT.
10420 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10421 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10423 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10425 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10426 factor by the estimated number of iterations.
10427 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10430 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10431 decode_caches_intel, detect_caches_intel): New functions.
10432 (host_detect_local_cpu): Use detect_caches_amd and
10433 detect_caches_intel.
10435 2007-03-01 Richard Henderson <rth@redhat.com>
10437 * expr.c (emit_move_complex_push): Export.
10438 (emit_move_complex_parts): Split out from ...
10439 (emit_move_complex): ... here.
10440 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10441 * config/i386/i386.md (movcdi): New.
10443 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10445 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10446 size of mode1 to check for tieable modes in MMX case.
10448 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10450 * Makefile.in (rtlanal.o): Depend on tree.h.
10451 * rtl.h (offset_within_section_p, split_const): Declare.
10452 * rtlanal.c: Include tree.h.
10453 (offset_within_block_p): New function, taken from
10454 mips_offset_within_object_p.
10455 (split_const): New function, taken from mips_split_const.
10456 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10458 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10459 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10460 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10461 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10462 (m68k_illegitimate_symbolic_constant_p): New function.
10463 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10464 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10465 symbolic constant that might be outside the symbol's section,
10466 move the symbol first and then add the offset.
10467 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10469 * config/mips/mips.c (mips_split_const): Delete.
10470 (mips_offset_within_object_p): Delete.
10471 (mips_symbolic_constant_p): Use offset_within_section_p and
10472 split_const instead of mips_offset_within_object_p and
10474 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10475 (mips_legitimize_const_move, print_operand_reloc)
10476 (mips_dangerous_for_la25_p): Use split_const instead of
10479 2007-02-28 Eric Christopher <echristo@apple.com>
10481 * Makefile.in (install-include-dir): Don't rm -rf include.
10483 2007-02-28 Richard Guenther <rguenther@suse.de>
10485 PR middle-end/30364
10486 * fold-const.c (fold_binary): Do not associate expressions
10487 with more than one variable for integer types that do not wrap.
10489 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10491 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10492 Delete, and replace with...
10493 (fold_builtin_call_array): This. Update callers to use it.
10494 * fold-const.c (fold_build_call_list): Delete, and replace with...
10495 (fold_build_call_array): This.
10496 (fold_build_call_list_initializer): Delete, and replace with...
10497 (fold_build_call_array_initializer): This.
10498 * tree.h: Update declarations to reflect above changes.
10500 * c-typeck.c (build_function_call): Store converted arguments
10501 in a stack-allocated array instead of building a list.
10502 (convert_arguments): Store arguments in the array passed in as an
10503 argument, and return the actual number of arguments.
10504 * c-format.c: (check_function_format): Pass arguments in an
10505 array instead of a list.
10506 * c-common.c (check_function_nonnull): Likewise.
10507 (check_function_sentinel): Likewise.
10508 (check_function_arguments): Likewise.
10509 * c-common.h: Update declarations to reflect above changes.
10511 2007-02-28 Jan Hubicka <jh@suse.cz>
10513 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10514 PRED_NEGATIVE_RETURN): Update outcomes.
10516 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10518 * calls.c (emit_library_call_value_1): Handle partial registers
10519 correctly when building up CALL_INSN_FUNCTION_USAGE.
10521 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10523 * pa/predicates.md (move_src_operand): Allow zero for mode.
10524 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10527 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10530 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10531 *movv2df_internal): Enable pattern only for valid operand
10533 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10534 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10536 2007-02-27 Mike Stump <mrs@apple.com>
10538 * config/darwin-crt3.c: Avoid compilation when compiling for a
10541 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10543 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10545 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10546 for fixed headers and limits.h.
10547 (install-include-dir, install-headers-tar, install-headers-cpio,
10548 install-headers-cp, real-install-headers-tar,
10549 real-install-headers-cpio, real-install-headers-cp): Handle
10550 include-fixed as well as include.
10551 (install-mkheaders): Don't install files that go only in include
10553 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10554 from GCC_INCLUDE_DIR.
10555 * gcc.c (process_command): Remove special -BstageN/ handling.
10556 (do_spec_1): Add include-fixed directories.
10558 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10560 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10562 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10564 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10567 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10569 * c-common.c (get_priority): Add check for
10570 SUPPORTS_INIT_PRIORITY.
10572 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10574 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10576 * config/bfin/bfin.c: Include "cfglayout.h".
10577 (MAX_LSETUP_DISTANCE): New macro.
10578 (struct loop_info): New members incoming, incoming_src and
10579 incoming_dest. Delete member predecessor.
10580 (length_for_loop): New function.
10581 (bfin_optimize_loop): Handle more different loop structures.
10582 (bfin_discover_loop): Rework detection of predecessor blocks by
10583 examining incoming edges.
10584 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10586 (bfin_reorder_loops): New function.
10587 (bfin_reorg_loops): Use these three new functions.
10589 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10590 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10591 (CONSTRAINT_LEN): Add entry for 'q'.
10592 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10593 Add 'q' constraints.
10594 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10595 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10597 * config/bfin/bfin.md (add_with_carry): New pattern.
10598 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10599 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10600 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10601 support unsigned multiplies too. Removed incorrect commutativity from
10602 operand 1 constraint where appropriate.
10603 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10605 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10606 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10608 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10609 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10610 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10611 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10612 usmulhisi_hh_huh): New patterns.
10614 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10615 lshifthi3): Fix output template to use half reg for operand 2.
10617 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10620 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10622 2007-02-27 Andreas Schwab <schwab@suse.de>
10624 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10626 2007-02-27 Jan Hubicka <jh@suse.cz>
10628 * predict.c (last_basic_block_p): Remove.
10629 (tree_estimate_probability): Update return heuristic for commonized
10632 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10634 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10636 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10638 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10639 * doc/cpp.texi: Standardize title page.
10640 * doc/cppinternals.texi: Likewise.
10641 * doc/gcc.texi: Standardize title page, remove version number
10642 from copyright page.
10643 * doc/gccint.texi: Likewise.
10644 * doc/install.texi: Standardize title page, add table of
10647 2007-02-26 Jan Hubicka <jh@suse.cz>
10649 * predict.def: Set outcomes according to more recent results.
10650 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10651 Remove dead predictors.
10652 * predict.c (return_prediction): Fix pasto.
10654 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10656 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10657 change; avoid a memory leak when returning early.
10659 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10661 * c-decl.c (static_ctors): Move to c-common.c.
10662 (static_dtors): Likewise.
10663 (finish_function): Use c_record_cdtor_fn.
10664 (build_cdtor): Move to c-common.c.
10665 (c_write_global_declarations): Use c_build_cdtor_fns.
10666 * c-common.h (static_ctors): Declare.
10667 (static_dtors): Likewise.
10668 (c_record_cdtor_fn): Likewise.
10669 (c_build_cdtor_fns): Likewise.
10670 * c-common.c (static_ctors): New variable.
10671 (static_dtors): Likewise.
10672 (c_record_cdtor_fn): New function.
10673 (build_cdtor): Move from c-decl.c
10674 (c_build_cdtor_fns): New function.
10676 * output.h (assemble_addr_to_section): Declare.
10677 (get_cdtor_priority_section): Likewise.
10678 * varasm.c (assemble_addr_to_section): New function.
10679 (get_cdtor_priority_section): Likewise.
10680 (default_named_section_asm_out_destructor): Use them.
10681 (destor_dtor_section_asm_out_destructor): Likewise.
10682 (default_named_section_asm_out_constructor): Likewise.
10683 (default_ctor_section_asm_out_constructor): Likewise.
10684 * config.gcc (*-*-vxworks*): Include vxworks.o.
10685 * config/t-vxworks (vxworks.o): New target.
10686 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10687 (TARGET_ASM_CONSTRUCTOR): Define.
10688 (TARGET_ASM_DESTRUCTOR): Likewise.
10689 (vxworks_asm_out_constructor): Declare.
10690 (vxworks_asm_out_destructor): Likewise.
10692 * c-common.c (get_priority): Check that we have not just an
10693 INTEGER_CST, but an integer constant with integeral type.
10695 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10697 PR tree-optimization/30938
10698 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10699 use &dt[nargs-1] instead of &dt[nargs] in the call to
10700 vect_is_simple_use().
10702 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10704 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10705 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10706 Do not attempt to handle MEM inside auto-inc expressions.
10707 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10708 of a register modified by an auto-inc expression. However, do handle
10709 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10710 (elimination_effects): Prohibit elimination of a register modified
10711 by an auto-inc expression. Disable register elimination rules whose
10712 target register is modified by an auto-inc expression with variable
10715 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10717 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10719 (array_at_struct_end_p): New function.
10720 (idx_infer_loop_bounds): Use it.
10721 (estimate_numbers_of_iterations_loop): Export.
10722 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10723 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10724 (tree_estimate_probability): Call record_loop_exits.
10725 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10726 (estimated_loop_iterations, estimated_loop_iterations_int,
10727 estimated_loop_iterations_tree): New functions.
10728 (analyze_siv_subscript_cst_affine,
10729 compute_overlap_steps_for_affine_1_2,
10730 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10731 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10732 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10733 (PRED_LOOP_ITERATIONS_GUESSED): New.
10734 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10735 * cfgloop.h (estimate_numbers_of_iterations_loop,
10736 estimated_loop_iterations_int): Declare.
10738 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10740 * doc/extend.texi: Document optional priority argument to
10741 constructors and destructors.
10742 * tree.c (init_priority_for_decl): Adjust GTY markers.
10743 (init_ttree): Use priority-info hash functions for
10744 init_priority_for_decl.
10745 (tree_map_eq): Rename to ...
10746 (tree_map_base_eq): ... this.
10747 (tree_map_marked_p): Rename to ...
10748 (tree_map_base_marked_p): ... this.
10749 (tree_map_base_hash): New function.
10750 (decl_init_priority_lookup): Rework.
10751 (decl_fini_priority_lookup): New function.
10752 (decl_priority_info): New function.
10753 (decl_init_priority_insert): Use it.
10754 (decl_fini_priority_insert): Likewise.
10755 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10757 (decl_restrict_base_insert): Likewise.
10758 (decl_debug_expr_insert): Likewise.
10759 (decl_value_expr_lookup): Likewise.
10760 (decl_value_expr_insert): Likewise.
10761 * tree.h (priority_type): New type.
10762 (decl_init_priority_lookup): Use priority_type.
10763 (decl_fini_priority_lookup): New function.
10764 (decl_init_priority_insert): Use priority_type.
10765 (decl_fini_priority_insert): New function.
10766 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10767 (DECL_INIT_PRIORITY): Likewise.
10768 (SET_DECL_INIT_PRIORITY): Add comment.
10769 (DECL_FINI_PRIORITY): New macro.
10770 (SET_DECL_FINI_PRIORITY): Likewise.
10771 (DEFAULT_INIT_PRIORITY): Document.
10772 (MAX_INIT_PRIORITY): Likewise.
10773 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10774 (tree_map_base): New type.
10775 (tree_map_base_eq): New function.
10776 (tree_map_base_hash): Likewise.
10777 (tree_map_base_marked_p): Likewise.
10778 (tree_map): Inherit from tree_map_base.
10779 (tree_map_eq): Make it a macro.
10780 (tree_map_marked_p): Likewise.
10781 (tree_int_map): Inherit from tree_map_base.
10782 (tree_int_map_eq): Make it a macro.
10783 (tree_int_map_hash): Likewise.
10784 (tree_int_map_marked_p): Likewise.
10785 (tree_priority_map): New type.
10786 (tree_priority_map_eq): New macro.
10787 (tree_priority_map_hash): Likewise.
10788 (tree_priority_map_marked_p): Likewise.
10789 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10791 (emutls_common_1): Likewise.
10792 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10793 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10794 of tree_map hierarchy.
10795 * tree-cfg.c (move_stmt_r): Likewise.
10796 (new_label_mapper): Likewise.
10797 * c-tree.h (c_expand_body): Move to ...
10798 * c-common.h (c_expand_body): ... here.
10799 * c-decl.c (c_expand_body): Move to ...
10800 * c-common.c (c_expand_body): ... here.
10801 (c_common_attribute_table): Allow 1 argument for the constructor
10802 and destructor attributes.
10803 (get_priority): New function.
10804 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10805 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10807 2007-02-24 Jan Hubicka <jh@suse.cz>
10809 PR middle-end/30509
10810 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10812 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10813 Jan Hubicka <jh@suse.cz>
10816 * i386.c (counter_mode): New function.
10817 (expand_set_or_movmem_via_loop): Use it.
10818 (expand_movmem_epilogue): Likewise; fix pasto.
10819 (ix86_expand_movmem): Do emit guard even for constant counts.
10820 (ix86_expand_setmem): Likewise.
10822 2007-02-25 Nick Clifton <nickc@redhat.com>
10824 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10825 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10827 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10830 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10831 count argument with 0x10, not with 0x16.
10832 (expand_setmem_epilogue): Ditto.
10834 2007-02-24 Mike Stump <mrs@apple.com>
10836 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10839 2007-02-24 Richard Guenther <rguenther@suse.de>
10841 PR middle-end/30951
10842 * fold-const.c (fold_binary): Fold x +- CST op x for
10843 EQ_EXPR and NE_EXPR.
10845 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10847 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10849 2007-02-24 Jan Hubicka <jh@suse.cz>
10851 * cgraphunit.c (decide_is_function_needed): Honor
10852 -fkeep-inline-functions.
10854 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10856 * builtins.c (fold_builtin_modf): New.
10857 (fold_builtin_2): Use it.
10859 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10861 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10862 (determine_max_iter): Take additional LOOP arg; all callers changed.
10863 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10864 one using simplifications.
10865 (simplify_using_initial_values): Return if the expression becomes
10866 invalid due to altered regs.
10868 2007-02-23 DJ Delorie <dj@redhat.com>
10870 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10872 2007-02-23 Mike Stump <mrs@apple.com>
10874 * tlink.c (scan_linker_output): Parse linker messages from
10875 darwin9's linker better.
10877 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10880 * varpool.c (varpool_assemble_pending_decls): Set
10881 varpool_last_needed_node to null.
10883 2007-02-23 DJ Delorie <dj@redhat.com>
10885 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10886 alignment bigger than the object file can handle.
10888 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10891 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10892 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10893 (*movsf_1): Penalize MMX moves.
10895 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10897 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10898 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10900 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10902 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10904 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10905 (fold_builtin_1): Use them.
10906 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10907 BUILT_IN_SIGNIFICAND.
10909 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10911 * config/i386/i386.c (bdesc_1arg): Initialize
10912 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10913 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10914 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10915 and IX86_BUILTIN_MOVSLDUP.
10917 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10919 PR rtl-optimization/30841
10920 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10922 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10924 * builtins.c (fold_builtin_frexp): New.
10925 (fold_builtin_2): Use it.
10927 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10929 * doc/invoke.texi (Spec Files): Document getenv spec function.
10931 * gcc.c (getenv_spec_function): New function.
10932 (static_spec_functions): Add it.
10933 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10934 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10937 2007-02-22 Michael Matz <matz@suse.de
10940 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10941 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10943 2007-02-22 Ian Lance Taylor <iant@google.com>
10946 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10947 (mem_loc_descriptor): Call it.
10949 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10950 Ira Rosen <irar@il.ibm.com>
10952 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10954 2007-02-22 Ira Rosen <irar@il.ibm.com>
10956 PR tree-optimization/30843
10957 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10958 stores only after all the group is vectorized.
10960 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10962 PR tree-optimization/30858
10963 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10964 in the reduction cycle have a single use in the loop.
10965 * tree-vectorizer.h (relevant): Add documentation.
10967 2007-02-20 Mike Stump <mrs@apple.com>
10969 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10970 * configure: Regenerate.
10972 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10974 Change the defaults of some parameters and options.
10975 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10976 * config/spu/spu.c (spu_optimization_options): Add.
10977 (spu_override_options): Change params in spu_optimization_options.
10978 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10980 Register 127 is only 16 byte aligned when used as a frame pointer.
10981 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10982 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10983 HARD_FRAME_POINTER_REGNUM.
10984 (spu_legitimate_address): Use regno_aligned_for_reload.
10985 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10986 aligned when frame_pointer_needed is true.
10987 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10989 * config/spu/spu.h (INIT_EXPANDERS): Define.
10991 Make sure shift and rotate instructions have valid immediate operands.
10992 * config/spu/predicates.md (spu_shift_operand): Remove.
10993 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10994 * config/spu/constraints.md (W, O): Extend range.
10995 * config/spu/spu.md (umask, nmask): Define.
10996 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10997 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10998 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10999 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11000 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11001 (lshr<mode>3_reg): Fix rtl description.
11003 Make sure mulhisi immediate operands are valid.
11004 * config/spu/predicates.md (imm_K_operand): Add.
11005 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11007 Generate constants using fsmbi and andi.
11008 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11009 (print_operand, spu_split_immediate, classify_immediate,
11010 fsmbi_const_p): Handle IC_FSMBI2.
11012 Correctly handle a CONST_VECTOR containing symbols.
11013 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11014 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11015 (immediate_load_p): Allow symbols that use 2 instructions to create.
11016 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11017 with symbols when flag_pic is set.
11018 (const_vector_immediate_p): New.
11019 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11020 accept a CONST_VECTOR with symbols.
11021 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11022 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11024 * config/spu/spu.md (high, low): Delete.
11025 (low_<mode>): Define.
11027 Remove INTRmode and INTR_REGNUM, which didn't work.
11028 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11030 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11031 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11032 peephole2 pattern): Don't use INTR or 131.
11033 (movintrcc): Delete.
11034 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11035 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11036 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11037 (UNSPEC_SET_INTR): Add.
11038 * config/spu/spu-modes.def (INTR): Remove.
11040 More accurate warnings about run-time relocations.
11041 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11043 Correctly warn about immediate arguments to specific intrinsics.
11044 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11045 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11046 the instruction predicate.
11048 Fix tree check errors with latest update.
11049 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11051 (spu_expand_builtin): Use CALL_EXPR_FN.
11053 Add missing specific intrinsics.
11054 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11056 * config/spu/spu_internals.h: Ditto.
11058 Fix incorrect operand modifiers.
11059 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11060 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11062 Optimize one case of zero_extend of a vec_select.
11063 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11065 Accept any immediate for hbr.
11066 * config/spu/spu.md (hbr): Change s constraints to i.
11068 2007-02-21 Paul Brook <paul@codesourcery.com>
11070 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11071 condexec_count when skipping USE and CLOBBER.
11073 2007-02-21 Nick Clifton <nickc@redhat.com>
11075 * common.opt (Warray-bounds): Add Warning attribute.
11076 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11078 (fsized-zeroes): Add Optimization attribute.
11079 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11080 * c.opt (Wc++0x-compat): Add Warning attribute.
11082 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11084 PR middle-end/30761
11085 * reload1.c (eliminate_regs_in_insn): In the single_set special
11086 case, attempt to re-recognize the insn before falling back to
11087 having reload fix it up.
11089 2007-02-20 Eric Christopher <echristo@gmail.com>
11091 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11092 Rewrite accordingly.
11093 (frv_read_iacc_argument): Ditto.
11094 (frv_expand_set_builtin): Take a call instead of arglist, update for
11096 (frv_expand_unop_builtin): Ditto.
11097 (frv_expand_binop_builtin): Ditto.
11098 (frv_expand_cut_builtin): Ditto.
11099 (frv_expand_binopimm_builtin): Ditto.
11100 (frv_expand_voidbinop_builtin): Ditto.
11101 (frv_expand_int_void2arg): Ditto.
11102 (frv_expand_prefetches): Ditto.
11103 (frv_expand_voidtriop_builtin): Ditto.
11104 (frv_expand_voidaccop_builtin): Ditto.
11105 (frv_expand_load_builtin): Ditto.
11106 (frv_expand_store_builtin): Ditto.
11107 (frv_expand_mdpackh_builtin): Ditto.
11108 (frv_expand_mclracc_builtin): Ditto.
11109 (frv_expand_mrdacc_builtin): Ditto.
11110 (frv_expand_mwtacc_builtin): Ditto.
11111 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11114 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11116 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11117 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11119 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11120 point instructions.
11121 * configure: Regenerate.
11122 * config.in: Regenerate.
11123 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11124 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11125 masks to power6 and power6x and to POWERPC_MASKS.
11126 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11128 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11129 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11130 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11131 Access PROTOTYPE as variable, not mask.
11133 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11135 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11136 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11137 * combine.c (adjust_for_new_dest): Use it.
11138 * postreload.c (reload_combine): Likewise.
11140 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11142 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11143 notes on an insn with multiple sets, even if single_set returns
11144 non-NULL for that insn.
11146 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11148 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11149 scalbn and scalbln.
11151 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11153 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11154 if user didn't pass it.
11155 * config/i386/darwin.h (CC1_SPEC): Likewise.
11156 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11157 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11158 -mmacosx-version-min.
11160 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11161 Uros Bizjak <ubizjak@gmail.com>
11163 * optabs.h (enum optab_index): Add new OTI_scalb.
11164 (scalb_optab): Define corresponding macro.
11165 * optabs.c (init_optabs): Initialize scalb_optab.
11166 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11168 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11169 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11170 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11171 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11172 flag_unsafe_math_optimizations is set.
11174 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11175 to implement scalbf, scalb and scalbl built-ins as inline x87
11178 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11179 DJ Delorie <dj@redhat.com>
11182 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11183 (diagnostic_report_diagnostic): ... here, and turn them into real
11184 errors. If warnings are inhibited, no need to do anything.
11186 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11188 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11189 better code generation.
11191 2007-02-20 Ben Elliston <bje@au.ibm.com>
11193 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11195 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11197 * config/alpha/alpha.c, config/alpha/alpha.md,
11198 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11199 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11200 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11201 config/arm/lib1funcs.asm: Follow spelling conventions.
11203 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11204 config/fr30/fr30.md, config/i386/i386.h,
11205 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11206 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11207 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11208 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11209 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11210 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11211 config/sparc/sparc.c, config/sparc/sparc.h,
11212 config/sparc/sparc.md, config/spu/constraints.md,
11213 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11216 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11219 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11222 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11224 * doc/invoke.texi (-ftree-lrs): Remove.
11226 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11228 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11231 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11233 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11234 new CALL_EXPR_FN macro for retrieving the function
11235 declaration of the input expression.
11237 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11239 * c.opt (Waddress): New.
11240 * common.opt (Walways-true): Delete.
11241 (Wstring-literal-comparison): Delete.
11242 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11243 -Wstring-literal-comparison. Add -Waddress.
11245 (Walways-true): Delete.
11246 (Wstring-literal-comparison): Delete.
11247 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11248 consistently instead of -Walways-true in example.
11249 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11250 * c-typeck.c (parser_build_binary_op): Replace
11251 -Wstring-literal-comparison and -Walways-true with -Waddress.
11252 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11255 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11257 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11258 without DECL_STRUCT_FUNCTION initialized.
11260 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11262 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11263 due to calls to functions taking pointers as parameters.
11265 2007-02-19 Richard Henderson <rth@redhat.com>
11268 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11271 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11273 * config/s390/s390.c (s390_call_saved_register_used,
11274 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11275 accessed to the new scheme.
11277 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11279 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11280 (cris_print_index, cris_print_operand, cris_print_operand_address)
11281 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11282 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11283 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11284 GET_CODE () == xxx.
11285 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11286 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11287 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11288 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11289 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11290 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11291 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11292 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11293 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11294 (uminsi3, call, call_value): Ditto.
11295 (define_split: indir_to_reg_split, unnamed): Ditto.
11297 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11299 PR tree-optimization/30975
11300 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11303 2007-02-18 Eric Christopher <echristo@gmail.com>
11305 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11306 Remove use of arglist.
11307 (mips_expand_builtin): Remove use of arglist, pass in expr.
11308 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11309 (mips_expand_builtin_movtf): Ditto.
11310 (mips_expand_builtin_compare): Ditto.
11312 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11314 * tree-sra.c (sra_build_assignment): Replace assertion
11315 checking with a comment explaining why it can't be done.
11317 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11319 PR middle-end/30833
11320 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11321 during CALL_EXPR representation conversion.
11322 * tree-ssa-propagate.c (set_rhs): Likewise.
11324 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11326 * tree-sra.c (sra_build_assignment): Disable assertion checking
11329 2007-02-18 Roger Sayle <roger@eyesopen.com>
11331 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11332 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11333 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11335 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11336 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11337 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11338 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11339 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11340 force_gimple_operand): Likewise.
11341 * ipa-cp.c (constant_val_insert): Likewise.
11342 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11343 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11344 perfect_nestify): Likewise.
11345 * langhooks.c (lhd_omp_assignment): Likewise.
11346 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11347 lower_copyprivate_clauses, lower_send_clauses,
11348 lower_send_shared_vars, expand_parallel_call,
11349 expand_omp_for_generic, expand_omp_for_static_nochunk,
11350 expand_omp_for_static_chunk, expand_omp_sections,
11351 lower_omp_single_copy, lower_omp_for_lastprivate,
11352 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11353 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11354 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11357 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11359 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11360 config/sh/sh.md: Follow spelling conventions.
11362 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11363 config/frv/predicates.md: Follow spelling conventions.
11365 * config/m68k/linux-unwind.h: Fix a comment typo.
11366 * target.h: Follow spelling conventions.
11368 2007-02-18 Roger Sayle <roger@eyesopen.com>
11370 PR rtl-optimization/28173
11371 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11372 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11373 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11374 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11375 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11377 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11379 * builtins.c (fold_builtin_load_exponent): New.
11380 (fold_builtin_2): Use it.
11382 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11384 PR rtl-optimization/30773
11385 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11386 if we fail to attach a REG_EQUIV note.
11388 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11389 Roger Sayle <roger@eyesopen.com>
11391 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11393 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11395 * calls.c (initialize_argument_information): Pass original EXP
11396 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11397 code to split complex arguments here, as part of initializing the
11399 (expand_call): Remove code that builds a list of arguments and
11400 inserts implicit arguments into it. Instead, just count how many
11401 implicit arguments there will be so we can determine the size of
11402 the ARGS array, and let initialize_argument_information do the work.
11403 (split_complex_values): Delete unused function.
11405 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11407 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11409 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11411 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11412 for arg pointer based indexed addressing.
11414 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11416 * config/ia64/ia64.h, config/ia64/ia64.md,
11417 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11418 spelling conventions.
11420 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11422 * config/m68k/m68k.c (split_di): New.
11423 * config/m68k/m68k-protos.h: Declare split_di.
11424 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11425 Improve predicate handling and split constant shifts.
11427 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11429 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11430 parameter for register bitfield operations, general predicates
11433 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11435 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11436 * config/m68k/linux-unwind.h: New file.
11438 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11440 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11441 config/i386/athlon.md, config/ia64/ia64.md,
11442 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11443 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11444 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11445 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11446 tree-vect-transform.c: Fix comment typos.
11448 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11450 * sched-deps.c (find_insn_list): Remove.
11451 * sched-int.h: Remove the prototype for find_insn_list.
11453 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11455 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11457 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11458 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11459 darwin_rs6000_override_options.
11460 (C_COMMON_OVERRIDE_OPTIONS): Expect
11461 darwin_macosx_version_min to be non-NULL always.
11462 (TARGET_C99_FUNCTIONS): Likewise.
11463 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11464 (DARWIN_MINVERSION_SPEC): New.
11465 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11466 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11468 (DARWIN_MINVERSION_SPEC): New.
11469 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11471 * config/darwin-c.c (darwin_cpp_builtins): Expect
11472 darwin_macosx_version_min to be non-NULL always.
11474 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11476 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11478 * config/i386/i386.h (x86_use_xchgb): New.
11479 (TARGET_USE_XCHGB): New macro.
11480 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11481 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11482 Split after reload into bswaphi for shifts of 8.
11483 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11484 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11485 or when optimizing for size.
11487 2007-02-16 Richard Guenther <rguenther@suse.de>
11488 Christian Bruel <christian.bruel@st.com>
11490 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11491 DECLs but prefer SSA_NAMEs over DECLs.
11493 2007-02-16 Richard Guenther <rguenther@suse.de>
11495 * tree-flow-inline.h (single_imm_use_p): Remove.
11496 (zero_imm_uses_p): Likewise.
11497 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11498 instead of single_imm_use_p.
11499 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11502 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11505 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11506 nested double- and backquotes.
11508 2007-02-15 Roger Sayle <roger@eyesopen.com>
11510 PR middle-end/30391
11511 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11512 should be unreachable.
11513 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11514 For the time being redirect GIMPLE_MODIFY_STMT to the new
11515 (renamed) build_gimple_modify_stmt_stat.
11516 (build2_gimple_stat): Rename to...
11517 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11518 Always build a GIMPLE_MODIFY_STMT node.
11519 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11520 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11523 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11524 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11525 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11526 expand_complex_div_wide): Likewise.
11527 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11528 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11529 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11530 * tree-ssa-loop-manip.c (create_iv): Likewise.
11531 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11532 abs_replacement): Likewise.
11533 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11534 realify_fake_stores): Likewise.
11536 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11537 node rather than a GIMPLE_MODIFY_STMT node.
11538 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11539 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11541 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11542 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11543 GIMPLE_MODIFY_STMT.
11545 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11547 PR middle-end/30433
11548 * fold-const.c (fold_comparison): Add back the
11549 folding of constant complex comparisions.
11551 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11553 PR middle-end/30729
11554 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11555 effects unknown to this function, return early.
11557 2007-02-15 Ian Lance Taylor <iant@google.com>
11559 * lower-subreg.c (move_eh_region_note): New static function.
11560 (resolve_simple_move): Call it.
11561 (decompose_multiword_subregs): Track blocks for which we resolve a
11562 simple move which is also a control flow insn. Pass them to
11563 find_many_sub_basic_blocks.
11564 (pass_lower_subreg): Add TODO_verify_flow.
11565 (pass_lower_subreg2): Likewise.
11567 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11568 Brooks Moses <brooks.moses@codesourcery.com>
11569 Lee Millward <lee.millward@codesourcery.com>
11571 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11572 (VL_EXP_CLASS_P): New.
11573 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11575 (TREE_OPERAND_CHECK_CODE): Likewise.
11576 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11577 (TREE_RTL_OPERAND_CHECK): Likewise.
11578 (tree_operand_check_failed): Make second parameter the whole tree
11579 instead of its code. Fixed callers.
11580 (VL_EXP_CHECK): New.
11581 (TREE_OPERAND_LENGTH): New.
11582 (VL_EXP_OPERAND_LENGTH): New.
11583 (CALL_EXPR_FN): New.
11584 (CALL_EXPR_STATIC_CHAIN): New.
11585 (CALL_EXPR_ARGS): New.
11586 (CALL_EXPR_ARG): New.
11587 (call_expr_nargs): New.
11588 (CALL_EXPR_ARGP): New.
11589 (build_nt_call_list): Declare.
11590 (build_vl_exp_stat): Declare.
11591 (build_vl_exp): New.
11592 (build_call_list): Declare.
11593 (build_call_nary): Declare.
11594 (build_call_valist): Declare.
11595 (build_call_array): Declare.
11596 (call_expr_arg): Declare.
11597 (call_expr_argp): Declare.
11598 (call_expr_arglist): Declare.
11599 (fold_build_call_list): Declare.
11600 (fold_build_call_list_initializer): Declare.
11601 (fold_call_expr): Declare to replace fold_builtin.
11602 (fold_builtin_fputs): Update to agree with modified definition.
11603 (fold_builtin_strcpy): Likewise.
11604 (fold_builtin_strncpy): Likewise.
11605 (fold_builtin_memory_chk): Likewise.
11606 (fold_builtin_stxcpy_chk): Likewise.
11607 (fold_builtin_strncpy_chk): Likewise.
11608 (fold_builtin_next_arg): Likewise.
11609 (fold_build_call_expr): Declare.
11610 (fold_builtin_call_list): Declare.
11611 (fold_builtin_call_valist): Declare.
11612 (build_call_expr): Declare.
11613 (validate_arglist): Update to agree with modified definition.
11614 (tree_operand_length): New.
11615 (call_expr_arg_iterator): New.
11616 (init_call_expr_arg_iterator): New.
11617 (next_call_expr_arg): New.
11618 (first_call_expr_arg): New.
11619 (more_call_expr_args_p): New.
11620 (FOR_EACH_CALL_EXPR_ARG): New.
11622 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11623 and tcc_gimple_stmt.
11624 (tree_code_size): Update documentation. Use sizeof (tree) rather
11625 than sizeof (char *).
11626 (tree_size): Likewise. Add case for tcc_vl_exp.
11627 (tree_node_structure): Add case for tcc_vl_exp.
11628 (contains_placeholder_p): Likewise.
11629 (substitute_in_expr): Likewise.
11630 (substitute_placeholder_in_expr): Likewise.
11631 (stabilize_reference_1): Likewise.
11632 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11633 to diagnose breakage of this interface for constructing CALL_EXPRs.
11634 (build_nt): Add similar assertion here.
11635 (build_nt_call_list): New.
11636 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11637 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11639 (get_callee_fndecl): Use new CALL_EXPR accessors.
11640 (tree_operand_check_failed): Change parameters to pass entire node
11641 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11642 (process_call_operands): New.
11643 (build_vl_exp_stat): New.
11644 (build_call_list): New.
11645 (build_call_nary): New.
11646 (build_call_valist): New.
11647 (build_call_array): New.
11648 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11649 (call_expr_arglist): New.
11651 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11652 tcc_vl_exp instead of a fixed-size tcc_expression.
11654 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11655 accessors for CALL_EXPRs.
11656 (AGGR_INIT_EXPR): Likewise.
11658 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11659 Brooks Moses <brooks.moses@codesourcery.com>
11660 Lee Millward <lee.millward@codesourcery.com>
11662 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11663 (expand_builtin_nonlocal_goto): Change parameter to be entire
11664 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11665 (expand_builtin_prefetch): Likewise.
11666 (expand_builtin_classify_type): Likewise.
11667 (mathfn_built_in): Return NULL_TREE instead of 0.
11668 (expand_errno_check): Use new CALL_EXPR accessors.
11669 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11670 Return NULL_RTX instead of 0.
11671 (expand_builtin_mathfn_2): Likewise.
11672 (expand_builtin_mathfn_3): Likewise.
11673 (expand_builtin_interclass_mathfn): Likewise.
11674 (expand_builtin_sincos): Likewise.
11675 (expand_builtin_cexpi): Likewise.
11676 (expand_builtin_int_roundingfn): Likewise.
11677 (expand_builtin_int_roundingfn_2): Likewise.
11678 (expand_builtin_pow): Likewise.
11679 (expand_builtin_powi): Likewise.
11680 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11681 of arglist, fixing callers appropriately. Use new CALL_EXPR
11682 accessors and constructors. Return NULL_RTX instead of 0.
11683 (expand_builtin_strstr): Likewise.
11684 (expand_builtin_strchr): Likewise.
11685 (expand_builtin_strrchr): Likewise.
11686 (expand_builtin_strpbrk): Likewise.
11687 (expand_builtin_memcpy): Likewise.
11688 (expand_builtin_mempcpy): Likewise.
11689 (expand_builtin_mempcpy_args): New.
11690 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11691 (expand_builtin_memmove_args): New.
11692 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11693 (expand_movstr): Likewise.
11694 (expand_builtin_strcpy): Likewise.
11695 (expand_builtin_strcpy_args): New.
11696 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11697 (expand_builtin_strncpy): Likewise.
11698 (expand_builtin_memset): Likewise.
11699 (expand_builtin_memset_args): New.
11700 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11701 (expand_builtin_memcmp): Likewise.
11702 (expand_builtin_strcmp): Likewise.
11703 (expand_builtin_strncmp): Likewise.
11704 (expand_builtin_strcat): Likewise.
11705 (expand_builtin_strncat): Likewise.
11706 (expand_builtin_strspn): Likewise.
11707 (expand_builtin_strcspn): Likewise.
11708 (expand_builtin_args_info): Likewise.
11709 (expand_builtin_va_start): Likewise.
11710 (gimplify_va_arg_expr): Likewise.
11711 (expand_builtin_va_end): Likewise.
11712 (expand_builtin_va_copy): Likewise.
11713 (expand_builtin_frame_address): Likewise.
11714 (expand_builtin_alloca): Likewise.
11715 (expand_builtin_bswap): Likewise.
11716 (expand_builtin_unop): Likewise.
11717 (expand_builtin_fputs): Likewise.
11718 (expand_builtin_expect): Likewise.
11719 (expand_builtin_fabs): Likewise.
11720 (expand_builtin_copysign): Likewise.
11721 (expand_builtin_printf): Likewise.
11722 (expand_builtin_fprintf): Likewise.
11723 (expand_builtin_sprintf): Likewise.
11724 (expand_builtin_init_trampoline): Likewise.
11725 (expand_builtin_signbit): Likewise.
11726 (expand_builtin_fork_or_exec): Likewise.
11727 (expand_builtin_sync_operation): Likewise.
11728 (expand_builtin_compare_and_swap): Likewise.
11729 (expand_builtin_lock_test_and_set): Likewise.
11730 (expand_builtin_lock_release): Likewise.
11731 (expand_builtin): Likewise.
11732 (builtin_mathfn_code): Likewise.
11734 (fold_builtin_constant_p): Pass call arguments individually instead
11735 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11736 accessors and constructors. Return NULL_TREE instead of 0.
11737 (fold_builtin_expect): Likewise.
11738 (fold_builtin_classify_type): Likewise.
11739 (fold_builtin_strlen): Likewise.
11740 (fold_builtin_nan): Likewise.
11741 (integer_valued_real_p): Likewise.
11742 (fold_trunc_transparent_mathfn): Likewise.
11743 (fold_fixed_mathfn): Likewise.
11744 (fold_builtin_cabs): Likewise.
11745 (fold_builtin_sqrt): Likewise.
11746 (fold_builtin_cbrt): Likewise.
11747 (fold_builtin_cos): Likewise.
11748 (fold_builtin_cosh): Likewise.
11749 (fold_builtin_tan): Likewise.
11750 (fold_builtin_sincos): Likewise.
11751 (fold_builtin_cexp): Likewise.
11752 (fold_builtin_trunc): Likewise.
11753 (fold_builtin_floor): Likewise.
11754 (fold_builtin_ceil): Likewise.
11755 (fold_builtin_round): Likewise.
11756 (fold_builtin_int_roundingfn): Likewise.
11757 (fold_builtin_bitop): Likewise.
11758 (fold_builtin_bswap): Likewise.
11759 (fold_builtin_logarithm): Likewise.
11760 (fold_builtin_hypot): Likewise.
11761 (fold_builtin_pow): Likewise.
11762 (fold_builtin_powi): Likewise.
11763 (fold_builtin_exponent): Likewise.
11764 (fold_builtin_memset): Likewise.
11765 (fold_builtin_bzero): Likewise.
11766 (fold_builtin_memory_op): Likewise.
11767 (fold_builtin_bcopy): Deleted; call site changed to invoke
11768 fold_builtin_memory_op directly.
11769 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11770 (fold_builtin_strncpy): Likewise.
11771 (fold_builtin_memcmp): Likewise.
11772 (fold_builtin_strcmp): Likewise.
11773 (fold_builtin_strncmp): Likewise.
11774 (fold_builtin_signbit): Likewise.
11775 (fold_builtin_copysign): Likewise.
11776 (fold_builtin_isascii): Likewise.
11777 (fold_builtin_toascii): Likewise.
11778 (fold_builtin_isdigit): Likewise.
11779 (fold_builtin_fabs): Likewise.
11780 (fold_builtin_abs): Likewise.
11781 (fold_builtin_fmin_fmax): Likewise.
11782 (fold_builtin_carg): Likewise.
11783 (fold_builtin_classify): Likewise.
11784 (fold_builtin_unordered_cmp): Likewise.
11786 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11787 New functions split out from fold_builtin_1.
11788 (fold_builtin_n): New.
11789 (fold_builtin_varargs): New.
11790 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11792 (fold_call_expr): New.
11793 (build_function_call_expr): Rewrite to use new helper function.
11794 (fold_builtin_call_list): New.
11795 (build_call_expr): New.
11796 (fold_builtin_call_valist): New.
11797 (rewrite_call_expr): New.
11798 (validate_arg): New.
11799 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11800 of an arglist. Change return type to bool. Use new CALL_EXPR
11803 (fold_builtin_strstr): Pass call arguments individually instead
11804 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11805 accessors and constructors. Return NULL_TREE instead of 0.
11806 (fold_builtin_strchr): Likewise.
11807 (fold_builtin_strrchr): Likewise.
11808 (fold_builtin_strpbrk): Likewise.
11809 (fold_builtin_strcat): Likewise.
11810 (fold_builtin_strncat): Likewise.
11811 (fold_builtin_strspn): Likewise.
11812 (fold_builtin_strcspn): Likewise.
11813 (fold_builtin_fputs): Likewise.
11814 (fold_builtin_next_arg): Likewise.
11815 (fold_builtin_sprintf): Likewise.
11817 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11818 NULL_RTX instead of 0.
11819 (expand_builtin_memory_chk): Likewise.
11820 (maybe_emit_chk_warning): Likewise.
11821 (maybe_emit_sprintf_chk_warning): Likewise.
11823 (fold_builtin_object_size): Pass call arguments individually instead
11824 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11825 accessors and constructors. Return NULL_TREE instead of 0.
11826 (fold_builtin_memory_chk): Likewise.
11827 (fold_builtin_stxcpy_chk): Likewise.
11828 (fold_builtin_strncpy_chk): Likewise.
11829 (fold_builtin_strcat_chk): Likewise.
11830 (fold_builtin_strcat_chk): Likewise.
11831 (fold_builtin_strncat_chk): Likewise.
11832 (fold_builtin_sprintf_chk): Likewise.
11833 (fold_builtin_snprintf_chk): Likewise.
11834 (fold_builtin_printf): Likewise.
11835 (fold_builtin_vprintf): Likewise.
11837 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11839 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11840 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11841 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11842 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11843 (fold_unary): Likewise.
11844 (fold_binary): Likewise.
11845 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11846 ternary expressions.
11847 (fold): Add logic for tcc_vl_exp.
11848 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11849 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11850 (fold_build3_stat): Add assertion to flag broken interface for
11851 constructing CALL_EXPRs.
11852 (fold_build_call_list): New.
11853 (fold_build_call_list_initializer): New.
11854 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11856 (fold_strip_sign_ops): Likewise.
11858 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11859 Brooks Moses <brooks.moses@codesourcery.com>
11860 Lee Millward <lee.millward@codesourcery.com>
11862 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11863 accessors and dump arguments explicitly.
11865 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11867 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11869 (print_call_name): Use new CALL_EXPR accessors.
11871 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11872 CALL_EXPR arguments explicitly instead of as a list. Use
11873 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11875 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11876 (vrp_visit_stmt): Likewise.
11878 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11879 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11881 (force_move_till_expr): Likewise.
11883 * targhooks.c (default_external_stack_protect_fail): Use
11884 build_call_expr instead of build_function_call_expr.
11885 (default_hidden_stack_protect_fail): Likewise.
11887 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11890 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11891 and walk arguments explicitly.
11893 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11894 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11895 (expand_simple_operations): Likewise.
11896 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11898 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11899 of TREE_CODE_LENGTH.
11900 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11902 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11903 instead of TREE_CODE_LENGTH.
11905 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11906 (tree_ic_transform): Likewise.
11907 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11908 parameter instead of arglist. Fix callers.
11909 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11910 (tree_stringops_transform): Likewise.
11911 (tree_indirect_call_to_profile): Likewise.
11912 (tree_stringops_values_to_profile): Likewise.
11914 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11915 (eliminate_tail_call): Likewise.
11917 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11919 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11920 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11922 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11924 * omp-low.c (build_omp_barrier): Use build_call_expr.
11925 (lower_rec_input_clauses): Likewise.
11926 (lower_reduction_clauses): Likewise.
11927 (expand_parallel_call): Likewise.
11928 (maybe_catch_exception): Likewise.
11929 (expand_omp_for_generic): Likewise.
11930 (expand_omp_for_static_nochunk): Likewise.
11931 (expand_omp_sections): Likewise.
11932 (lower_omp_single_simple): Likewise.
11933 (lower_omp_single_copy): Likewise.
11934 (lower_omp_master): Likewise.
11935 (lower_omp_ordered): Likewise.
11936 (lower_omp_critical): Likewise.
11938 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11939 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11941 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11942 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11943 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11945 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11946 and generalize to handle any number of operands.
11947 (chrec_contains_undetermined): Likewise.
11948 (tree_contains_chrecs): Likewise.
11949 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11951 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11953 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11954 fold_call_expr instead of fold_builtin.
11955 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11956 match declarations there.
11957 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11960 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11961 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11963 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11964 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11966 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11969 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11970 (execute_cse_sincos): Use new CALL_EXPR accessors.
11972 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11974 * gimple-low.c (lower_function_body): Use build_call_expr.
11975 (lower_builtin_setjmp): Likewise.
11977 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11978 (set_storage_via_libcall): Likewise.
11979 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11980 instead of TREE_CODE_LENGTH.
11981 (expand_expr_real_1): Use new CALL_EXPR accessors.
11983 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11984 generalize to handle any number of operands.
11985 (TB_parent_eq): Likewise.
11987 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11988 (strip_builtin_expect): Likewise.
11990 * function.c (gimplify_parameters): Use build_call_expr.
11992 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11993 instead of TREE_CODE_LENGTH.
11995 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11996 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11998 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12001 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12002 (gimplify_decl_expr): Likewise.
12003 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12004 Use new CALL_EXPR iterators.
12005 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12006 (gimplify_modify_expr_to_memset): Likewise.
12007 (gimplify_variable_sized_compare): Likewise.
12008 (gimplify_omp_atomic_fetch_op): Likewise.
12009 (gimplify_omp_atomic_pipeline): Likewise.
12010 (gimplify_omp_atomic_mutex): Likewise.
12011 (gimplify_function_tree): Likewise.
12013 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12014 (call_expr_flags): Likewise.
12015 (expand_call): Likewise.
12017 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12018 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12021 * coverage.c (create_coverage): Use build_call_expr.
12023 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12024 (temp_call_expr_obstack): New.
12025 (pool_copy_list): Delete.
12026 (temp_copy_call_expr): New.
12027 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12028 CALL_EXPR accessors. Get rid of special goo for copying argument
12029 lists and use temp_copy_call_expr instead.
12030 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12031 CALL_EXPR accessors.
12032 (create_expression_by_pieces): Likewise. Use build_call_array
12033 to construct the result instead of fold_build3.
12034 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12035 dealing with argument lists.
12036 (init_pre): Remove references to expression_node_pool and
12037 list_node_pool. Init temp_call_expr_obstack instead.
12038 (fini_pre): Remove references to expression_node_pool and
12041 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12042 and walk arguments explicitly instead of as a list.
12044 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12045 (mx_register_decls): Likewise.
12046 (mudflap_register_call): Likewise.
12047 (mudflap_finish_file): Likewise.
12049 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12050 (ipa_callsite_compute_param): Likewise.
12052 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12053 accessors and constructor.
12055 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12056 accessors and constructor.
12057 (convert_tramp_reference): Likewise.
12058 (convert_call_expr): Likewise.
12059 (finalize_nesting_tree_1): Likewise.
12061 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12064 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12066 * tree-inline.c (initialize_inlined_parameters): Pass entire
12067 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12069 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12070 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12072 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12073 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12074 (vectorizable_reduction): Likewise.
12075 (vectorizable_call): Use new CALL_EXPR iterators.
12076 (vectorizable_conversion): Use build_call_expr.
12077 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12078 (vect_gen_widened_results_half): Use build_call_expr.
12079 (vect_setup_realignment): Likewise.
12080 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12082 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12083 (pass_through_call): Likewise.
12084 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12087 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12088 (tree_gen_pow2_profiler): Likewise.
12089 (tree_gen_one_value_profiler): Likewise.
12090 (tree_gen_ic_func_profiler): Likewise.
12091 (tree_gen_average_profiler): Likewise.
12092 (tree_gen_ior_profiler): Likewise.
12094 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12095 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12096 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12098 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12099 of TREE_CODE_LENGTH.
12101 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12102 of TREE_CODE_LENGTH.
12104 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12106 (convert_to_integer): Likewise.
12108 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12111 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12112 Brooks Moses <brooks.moses@codesourcery.com>
12113 Lee Millward <lee.millward@codesourcery.com>
12115 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12117 * config/frv/frv.c (frv_expand_builtin): Likewise.
12118 * config/s390/s390.c (s390_expand_builtin): Likewise.
12120 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12121 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12123 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12124 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12125 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12126 (ix86_expand_store_builtin): Likewise.
12127 (ix86_expand_unop_builtin): Likewise.
12128 (ix86_expand_unop1_builtin): Likewise.
12129 (ix86_expand_sse_compare): Likewise.
12130 (ix86_expand_sse_comi): Likewise.
12131 (ix86_expand_vec_init_builtin): Likewise.
12132 (ix86_expand_vec_ext_builtin): Likewise.
12133 (ix86_expand_vec_set_builtin): Likewise.
12134 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12136 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12137 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12139 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12140 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12141 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12143 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12145 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12146 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12147 arglist. Use new CALL_EXPR accessors. Fix callers.
12148 (altivec_expand_abs_builtin): Likewise.
12149 (rs6000_expand_binop_builtin): Likewise.
12150 (altivec_expand_predicate_builtin): Likewise.
12151 (altivec_expand_lv_builtin): Likewise.
12152 (spe_expand_stv_builtin): Likewise.
12153 (altivec_expand_stv_builtin): Likewise.
12154 (rs6000_expand_ternop_builtin): Likewise.
12155 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12156 (altivec_expand_st_builtin): Likewise.
12157 (altivec_expand_dst_builtin): Likewise.
12158 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12159 arglist. Use new CALL_EXPR accessors. Fix callers.
12160 (altivec_expand_vec_set_builtin): Likewise.
12161 (altivec_expand_vec_ext_builtin): Likewise.
12162 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12163 (spe_expand_builtin): Likewise.
12164 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12165 arglist. Use new CALL_EXPR accessors. Fix callers.
12166 (spe_expand_evsel_builtin): Likewise.
12167 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12168 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12170 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12171 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12172 (arm_expand_unop_builtin): Likewise.
12173 (arm_expand_builtin): Use new CALL_EXPR accessors.
12175 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12178 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12179 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12180 (bfin_expand_unop_builtin): Likewise.
12181 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12183 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12184 Brooks Moses <brooks.moses@codesourcery.com>
12185 Lee Millward <lee.millward@codesourcery.com>
12187 * c-semantics.c (build_stmt): Add internal diagnostic check.
12189 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12190 accessors. Print arguments explicitly instead of as a list.
12192 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12194 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12195 (c_finish_omp_flish): Likewise.
12197 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12198 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12199 instead of TREE_CODE_LENGTH.
12200 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12201 (c_warn_unused_result): Likewise.
12203 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12206 * doc/invoke.texi (Warning Options): Remove
12207 -Werror-implicit-function-declaration.
12208 (Wimplicit-function-declaration): Update description.
12209 * opts.c (common_handle_option): Move handling of -Werror=* to...
12210 (enable_warning_as_error): ...here.
12211 * opts.h (enable_warning_as_error): Declare.
12212 * c-decl.c (implicit_decl_warning): Unless
12213 -Wno-implicit-function-declaration is given, emit a pedwarn if
12214 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12215 * c.opt (Wimplicit-function-declaration): Replace
12216 mesg_implicit_function_declaration with
12217 warn_implicit_function_declaration.
12218 * c-opts.c (c_common_handle_option):
12219 -Werror-implicit-function-declaration is exactly equal as
12220 -Werror=implicit-function-declaration.
12221 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12222 warn_implicit_function_declaration.
12223 (c_common_post_options): -Wimplict-function-declaration is enabled
12224 by default by -std=c99, otherwise is disabled by default.
12225 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12227 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12229 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12230 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12231 former is ignored but not the latter.
12233 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12235 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12236 is made and the reference doesn't use the alias set of its type,
12237 do not create the temporary using that type.
12239 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12241 * jump.c: Remove prototypes for delete_computation and
12242 delete_prior_computation.
12244 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12246 * jump.c (get_label_after): Delete.
12247 (get_label_before, delete_computation, delete_jump,
12248 delete_prior_computation, follow_jumps): Move...
12249 * reorg.c (delete_computation, delete_prior_computation): ... here...
12250 (get_label_before, delete_jump): ... making these static ...
12251 (follow_jumps): ... and simplifying this since it only runs after
12253 * rtl.h (get_label_after, get_label_before, delete_jump,
12254 follow_jumps): Delete prototypes.
12256 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12258 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12260 2007-02-15 Nick Clifton <nickc@redhat.com>
12262 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12263 order to prevent it from being munged by the target.
12265 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12267 * config/i386/i386.md: Remove misleading comment.
12269 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12271 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12272 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12275 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12277 * tree-sra.c (instantiate_missing_elements): Canonicalize
12279 (sra_build_assignment): New.
12280 (generate_copy_inout, generate_element_copy,
12281 generate_element_zero, generate_one_element_init): Use it.
12283 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12285 * tree-sra.c (instantiate_missing_elements): Canonicalize
12287 (sra_build_assignment): New.
12288 (generate_copy_inout, generate_element_copy,
12289 generate_element_zero, generate_one_element_init): Use it.
12291 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12293 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12296 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12298 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12299 types as aggregates not scalars.
12300 * function.c (assign_stack_temp_for_type): Likewise.
12302 2007-02-14 Roger Sayle <roger@eyesopen.com>
12303 Zdenek Dvorak <dvorakz@suse.cz>
12305 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12308 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12310 * passes.c (next_pass_1): Clear the next field of the copied
12313 2007-02-14 Richard Henderson <rth@redhat.com>
12315 * tree-sra.c (early_sra): New.
12316 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12317 (tree_sra_early, pass_sra_early): New.
12318 * tree-pass.h (pass_sra_early): Declare.
12319 * passes.c (init_optimization_passes): Use it.
12321 2007-02-14 Richard Guenther <rguenther@suse.de>
12323 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12325 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12327 PR tree-optimization/30771
12328 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12330 (vect_analyze_operations): Induction phis can now be marked as
12332 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12333 Update documentation accordingly.
12335 2007-02-14 Nick Clifton <nickc@redhat.com>
12337 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12338 most 3 arguments are supported.
12339 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12341 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12343 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12344 Ensure dst->current is valid.
12346 2007-02-13 Paul Brook <paul@codesourcery.com>
12348 * config.gcc: Add arm*-*-uclinux-*eabi.
12349 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12350 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12351 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12352 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12353 (LINK_SPEC): Define.
12354 (LIB_SPEC): Define.
12355 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12357 * config/arm/uclinux-eabi.h: New file.
12358 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12359 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12362 2007-02-13 Ian Lance Taylor <iant@google.com>
12364 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12365 * flags.h (warn_strict_overflow): Declare.
12366 (enum warn_strict_overflow_code): Define.
12367 (issue_strict_overflow_warning): New static inline function.
12368 * opts.c (warn_strict_overflow): New variable.
12369 (common_handle_option): Handle OPT_Wstrict_overflow and
12370 OPT_Wstrict_overflow_.
12371 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12373 * fold-const.c: Include intl.h.
12374 (fold_deferring_overflow_warnings): New static variable.
12375 (fold_deferred_overflow_warning): New static variable.
12376 (fold_deferred_overflow_code): New static variable.
12377 (fold_defer_overflow_warnings): New function.
12378 (fold_undefer_overflow_warnings): New function.
12379 (fold_undefer_and_ignore_overflow_warnings): New function.
12380 (fold_deferring_overflow_warnings_p): New function.
12381 (fold_overflow_warning): New static function.
12382 (make_range): Add strict_overflow_p parameter. Change all
12384 (extract_muldiv, extract_muldiv_1): Likewise.
12385 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12386 tree_expr_nonnegative_p.
12387 (fold_negate_expr): Call fold_overflow_warning.
12388 (fold_range_test): Likewise.
12389 (fold_comparison): Likewise.
12390 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12391 instead of tree_expr_nonnegative_p.
12392 (tree_expr_nonnegative_warnv_p): Rename from
12393 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12394 (tree_expr_nonnegative_p): New function.
12395 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12396 strict_overflow_p parameter.
12397 (tree_expr_nonzero_p): New function.
12398 * passes.c (verify_interpass_invariants): New static function.
12399 (execute_one_pass): Call it.
12400 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12402 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12403 (estimate_numbers_of_iterations): Likewise.
12404 (scev_probably_wraps_p): Likewise.
12405 * tree-ssa-ccp.c: Include "toplev.h".
12406 (evaluate_stmt): Defer fold overflow warnings until we know we are
12408 (struct fold_stmt_r_data): Add stmt field.
12409 (fold_stmt_r): Defer fold overflow warnings until we know we
12411 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12412 (fold_stmt_inplace): Likewise.
12413 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12414 (cleanup_control_expr_graph): Defer fold overflow warnings until
12415 we know we are going to optimize.
12416 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12417 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12419 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12420 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12421 * tree-ssa-loop-manip.c (create_iv): Likewise.
12422 * c-typeck.c (build_conditional_expr): Likewise.
12423 (build_binary_op): Likewise.
12424 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12425 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12426 (extract_range_from_unary_expr): Likewise.
12427 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12428 assuming that signed overflow does not occur.
12429 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12430 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12431 (fold_defer_overflow_warnings): Declare.
12432 (fold_undefer_overflow_warnings): Declare.
12433 (fold_undefer_and_ignore_overflow_warnings): Declare.
12434 (fold_deferring_overflow_warnings_p): Declare.
12435 (tree_expr_nonzero_warnv_p): Declare.
12436 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12437 of warning options.
12438 (Warning Options): Document -Wstrict-overflow.
12439 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12440 (tree-ssa-ccp.o): Likewise.
12441 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12442 (fold-const.o): Depend on intl.h.
12444 2007-02-13 Ian Lance Taylor <iant@google.com>
12446 PR middle-end/30751
12447 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12450 2007-02-13 Stuart Hastings <stuart@apple.com>
12452 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12454 2007-02-13 Richard Henderson <rth@redhat.com>
12456 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12457 handled_component_p before looking for the indirect_ref.
12459 2007-02-13 Richard Henderson <rth@redhat.com>
12461 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12462 remove flags clobber.
12463 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12464 (bswaphi_lowpart): New.
12465 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12466 remove TARGET_BSWAP test. Delete expander of the same name.
12468 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12469 (expand_unop): Use them.
12471 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12473 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12474 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12475 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12476 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12477 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12478 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12479 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12480 assembler dialect choice from asm templates.
12482 2007-02-12 Richard Henderson <rth@redhat.com>
12484 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12485 (fixuns_trunc<SSEMODEF>si2): Use it.
12486 * config/i386/sse.md (vec_setv4sf_0): Export.
12487 * config/i386/i386.c (ix86_build_const_vector): Export.
12488 (ix86_split_convert_uns_si_sse): Rename from
12489 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12490 * config/i386/i386-protos.h: Update.
12492 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12495 * c-typeck.c (c_finish_return): Improve warning message.
12497 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12499 * alias.c (find_symbolic_term): Delete unused function.
12501 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12503 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12504 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12505 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12507 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12509 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12510 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12511 the function, temporarily point the debug interface to the null one.
12513 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12515 * dwarf2out.c (round_up_to_align): New static function.
12516 (field_byte_offset): Use it to round the offset.
12518 2007-02-12 Richard Henderson <rth@redhat.com>
12520 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12521 (inswl_const): Export.
12523 2007-02-12 Richard Henderson <rth@redhat.com>
12525 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12526 result mode of the libcall, convert back to outmode.
12528 2007-02-12 Roger Sayle <roger@eyesopen.com>
12530 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12531 (bswapdi2): New define_expand to implement 32-bit implementation.
12533 2007-02-12 Nick Clifton <nickc@redhat.com>
12535 * doc/invoke.texi (Overall Options): Document --help=.
12536 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12537 (cc1_options): Pass --help= on to cc1.
12538 (display_help): Add description of --help=.
12539 (process_command): Add code to handle --help=. Allow translated
12540 --help and --target-help switches to be passed on to compiler
12542 (main): Remove unused if statement.
12543 * opts.c (columns): Remove.
12544 (LEFT_COLUMN): Define.
12545 (wrap_help): Add columns argument.
12546 (print_filtered_help): Change parameters to be an include bitmask,
12547 an exclude bitmask, an any bitmask and the column width. Move the
12548 code to display the params list here. Add code to display the
12549 status of options rather than their descriptions if the quiet flag
12551 (print_specific_help): Change parameters to be an include bitmask,
12552 an exclude bitmask and an any bitmask. Move code to look up the
12553 column width here. Decide upon the title for an options listing.
12554 (common_handle_options): Add code to handle --help=. Adapt code
12555 for --help and --target-help to use the revised form of the
12556 print_specific_help function.
12557 (print_help): Delete.
12558 (print_param_help): Delete.
12559 (print_switch): Delete.
12560 * opts.h (cl_lang_count): Add prototype.
12561 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12562 CL_MAX_OPTION_CLASS): New defines.
12563 * optc-gen.awk: Add construction of cl_lang_count.
12564 * c.opt: Add Warning attribute to warning options and Optimization
12565 attribute to optimization options.
12566 * common.opt: Likewise.
12568 Add -fhelp and -ftarget-help as aliases for the transformed --help
12569 and --target-help options.
12570 * opt-functions.awk: Add code to handle Warning and Optimization
12573 2007-02-12 Richard Henderson <rth@redhat.com>
12575 * config/alpha/constraints.md: New file.
12576 * config/alpha/alpha.c: Include tm-constrs.h.
12577 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12578 alpha_extra_constraint): Remove.
12579 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12580 * config/alpha/alpha-protos.h: Update.
12581 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12582 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12583 (EXTRA_CONSTRAINT): Remove.
12584 * config/alpha/alpha.md: Include constraints.md.
12585 (adddi splitter): Use satisfies_constraint_*.
12586 * config/alpha/predicates.md (add_operand): Likewise.
12587 (sext_add_operand, addition_operation): Likewise.
12589 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12591 PR tree-optimization/29145
12592 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12593 in our handling of restrict qualified pointers.
12595 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12598 * doc/invoke.texi (Wunused-value): Update description.
12599 (Wextra): Delete item.
12600 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12601 value of Wunused-value.
12602 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12603 (c_finish_stmt_expr): Don't check extra_warnings.
12604 (emit_side_effect_warnings): The caller is responsible to check
12607 2007-02-11 Roger Sayle <roger@eyesopen.com>
12608 Matt Thomas <matt@3am-software.com>
12610 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12612 2007-02-11 Roger Sayle <roger@eyesopen.com>
12614 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12615 comparisons of POPCOUNT against zero.
12616 (simplify_const_relational_operation): Likewise.
12618 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12620 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12622 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12624 * dwarf2out.c (root_type): Delete unused function.
12626 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12628 * genattrtab.c (contained_in_p): Delete unused function.
12629 (write_expr_attr_cache): Likewise.
12631 2007-02-11 Jan Hubicka <jh@suse.cz>
12633 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12636 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12638 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12639 to add the REG_EQ* note.
12640 * see.c (see_merge_one_use_extension): Likewise.
12641 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12642 turn REG_EQUAL notes into REG_EQUIV notes if the target
12643 register may have more than one set.
12644 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12645 * gcse.c (try_replace_reg): Likewise.
12646 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12647 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12648 more than one REG_EQUIV note.
12649 * reload1.c (gen_reload): Use set_unique_reg_note.
12651 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12653 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12654 (ix86_builtin_conversion): New function.
12656 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12659 * tree.h (DECL_REPLACEABLE_P): New macro.
12660 * except.c (set_nothrow_function_flags): Likewise.
12662 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12663 Ira Rosen <irar@il.ibm.com>
12664 Dorit Nuzman <dorit@il.ibm.com>
12666 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12667 * targhooks.c (default_builtin_vectorized_conversion): New.
12668 * targhooks.h (default_builtin_vectorized_function): New declaration.
12669 * target.h (struct vectorize): Add builtin_conversion field.
12670 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12671 stmt_vec_info_type value.
12672 (vectorizable_conversion): New declaration.
12673 * tree-vect-analyze.c (vect_analyze_operations): Add
12674 vectorizable_conversion call.
12675 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12676 * tree-vect-transform.c (vectorizable_conversion): New function.
12677 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12678 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12680 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12681 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12682 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12683 or ALTIVEC_BUILTIN_VCFSX.
12685 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12688 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12689 CONST_DOUBLE and operand 0 is a hard register.
12690 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12691 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12692 is a hard floating-point register.
12694 2007-02-10 Richard Henderson <rth@redhat.com>
12695 Jakub Jelinek <jakub@redhat.com>
12696 Alexandre Oliva <aoliva@redhat.com>
12698 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12699 * builtin-types.def (BT_WORD): Make unsigned.
12700 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12701 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12702 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12703 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12704 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12705 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12707 * expr.c (emutls_var_address): New.
12708 (expand_expr_real_1): Expand emulated tls.
12709 (expand_expr_addr_expr_1): Likewise.
12710 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12711 * output.h (emutls_finish): Declare.
12712 * toplev.c (compile_file): Call it.
12713 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12714 address before wrapping in CONST.
12715 * varasm.c (emutls_htab, emutls_object_type): New.
12716 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12717 (get_emutls_object_name, get_emutls_object_type): New.
12718 (get_emutls_init_templ_addr, emutls_decl): New.
12719 (emutls_common_1, emutls_finish): New.
12720 (assemble_variable): When emulating tls, swap decls; generate
12721 constructor for the emutls objects.
12722 (do_assemble_alias): When emulating tls, swap decl and target name.
12723 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12725 * varpool.c (decide_is_variable_needed): Look at force_output.
12726 Recurse for emulated tls.
12727 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12728 with decide_is_variable_needed.
12729 * emutls.c: New file.
12730 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12731 tls_object for real tls.
12733 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12735 PR rtl-optimization/29599
12736 * reload1.c (eliminate_regs_in_insn): Take the destination
12737 mode into account when computing the offset.
12739 2007-02-09 Stuart Hastings <stuart@apple.com>
12740 Richard Henderson <rth@redhat.com>
12742 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12743 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12744 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12745 fixuns_truncdfhi2): New.
12746 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12747 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12748 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12749 (floatunssidf2): Allow nonimmediate source.
12750 * config/i386/sse.md (movdi_to_sse): New.
12751 (vec_concatv2di): Drop '*'.
12752 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12753 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12754 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12756 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12757 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12758 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12759 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12760 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12761 ix86_build_const_vector.
12762 (x86_emit_floatuns): Rewrite.
12764 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12766 * genautomata.c (longest_path_length): Delete unused function.
12767 (struct state): Delete unused longest_path_length.
12768 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12769 (get_free_state): Delete unused.
12771 2007-02-09 Jan Hubicka <jh@suse.cz>
12773 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12774 * doc/invoke.texi (inline-unit-growth): Update default value.
12776 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12777 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12778 (rebuild_cgraph_edges): Likewise.
12779 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12780 (dump_cgraph_node): Dump frequencies.
12781 (cgraph_clone_edge): Add frequency scales.
12782 (cgraph_clone_node): Add freuqnecy.
12783 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12784 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12785 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12786 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12787 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12788 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12789 (save_inline_function_body): Likewise.
12790 * ipa-inline.c: inluce rtl.h
12791 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12792 (cgraph_edge_badness): Use frequencies.
12793 (cgraph_decide_recursive_inlining): Update clonning.
12794 (cgraph_decide_inlining_of_small_function): Dump frequency.
12795 * predict.c (estimate_bb_frequencies): Export.
12796 * predict.h (estimate_bb_frequencies): Declare.
12797 * tree-inline.c (copy_bb): Watch overflows.
12798 (expand_call_inline): Update call of cgraph_create_edge.
12799 (optimize_inline_calls): Use TODO flags to update frequnecies.
12800 * passes.h: Include predict.h
12801 (init_optimization_passes): Move profile ahead.
12802 (execute_function_todo): Handle TODO_rebuild_frequencies.
12804 2007-02-09 Roger Sayle <roger@eyesopen.com>
12806 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12807 the insbl or inswl pattern into a register.
12809 2007-02-09 Roger Sayle <roger@eyesopen.com>
12811 * config/ia64/ia64.md (bswapdi2): New define_insn.
12813 2007-02-09 Richard Henderson <rth@redhat.com>
12815 * config/i386/constraints.md (Ym): New constraint.
12816 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12817 (movdi_1_rex64): Split sse and xmm general register moves from
12818 memory move alternatives. Use conditional register constraints.
12819 (movsf_1, movdf_integer): Likewise.
12820 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12821 (movdf_integer_rex64): New.
12822 (pushsf_rex64): Fix output constraints.
12823 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12824 (sse2_stored): Likewise.
12825 (sse2_storeq_rex64): New.
12826 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12827 amd and not generic.
12828 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12829 for optimize_size. Remove SF/DFmode hack.
12831 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12833 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12836 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12837 Richard Sandiford <richard@codesourcery.com>
12839 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12840 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12841 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12842 m68k/t-mlib to tmake_file.
12843 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12844 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12845 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12846 Allow it to be cf or m68k. Set m68k_arch_family. If that
12847 variable is not empty, add t-$m68k_arch_family to tmake_file.
12848 Add t-mlibs to tmake_file.
12849 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12850 * config/m68k/t-cf: New file.
12851 * config/m68k/t-m68k: Likewise.
12852 * config/m68k/t-mlibs: Likewise.
12853 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12854 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12855 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12856 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12857 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12859 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12860 (INSTALL_LIBGCC): Delete.
12861 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12862 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12863 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12864 (M68K_MLIB_CPU): Define.
12865 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12866 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12867 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12869 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12870 Richard Guenther <rguenther@suse.de>
12872 PR middle-end/23361
12873 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12874 against INT_MIN/INT_MAX.
12875 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12876 file if a loop is removed.
12878 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12880 * calls.c (store_one_arg): Pass correct alignment to
12881 emit_push_insn for non-BLKmode values.
12882 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12883 unaligned stack slot via a suitably aligned slot.
12885 2007-02-08 DJ Delorie <dj@redhat.com>
12887 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12889 (legal_subregs): Use unsigned char, make const.
12890 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12892 2007-02-08 Paul Brook <paul@codesourcery.com>
12894 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12895 special interworking needed.
12897 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12899 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12900 conditional to __SSE2__.
12901 (Entries below should have been added to first ChangeLog
12902 entry for amdfam10 dated 2007-02-05)
12903 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12905 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12907 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12910 2007-02-08 DJ Delorie <dj@redhat.com>
12912 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12913 * config/m32c/m32c.c (legal_subregs): New.
12914 (m32c_illegal_subreg_p): New.
12915 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12916 unsupported subregs of hard regs.
12918 2007-02-08 Jan Hubicka <jh@suse.cz>
12920 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12921 the same one; always update histograms.
12923 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12925 * passes.c (init_optimization_passes): Tidy comment.
12927 2007-02-08 Roger Sayle <roger@eyesopen.com>
12929 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12930 strip zero_extend, bswap and rotates from POCOUNT's argument.
12931 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12932 zero_extend and rotates from PARITY's argument.
12933 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12934 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12935 of an integer constant at compile-time.
12937 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12940 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12942 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12945 * tree-ssa-live.c (remove_unused_locals): Do not remove
12946 TREE_ADDRESSABLE variables.
12947 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12948 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12949 FOR_CLOBBER. Update all users.
12950 If VAR has an associated alias set, add a virtual operand for
12951 it if no alias is found to conflict with the memory reference.
12953 2007-02-07 Jan Hubicka <jh@suse.cz>
12954 Robert Kidd <rkidd@crhc.uiuc.edu>
12956 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12958 2007-02-07 Ian Lance Taylor <iant@google.com>
12960 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12962 2007-02-07 Roger Sayle <roger@eyesopen.com>
12964 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12965 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12966 tablejumpdi, movsi_to_cr_one): Remove constraints from
12967 define_expand's match_operands.
12969 2007-02-07 Roger Sayle <roger@eyesopen.com>
12971 * global.c (compute_regsets): Move declatation of "i" inside of
12972 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12974 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12977 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12978 of INDIRECT_REF <RESULT_DECL>.
12980 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12982 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12983 Kaz Kojima <kkojima@gcc.gnu.org>
12986 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12988 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12990 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12992 * doc/loop.texi: Document possibility not to perform disambiguation
12993 of loops with multiple latches.
12994 * cfgloopmanip.c (alp_enum_p): Removed.
12995 (add_loop): Handle subloops. Use get_loop_body_with_size.
12996 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12997 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12998 the new forwarder block.
12999 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13000 Handle the case latch is NULL.
13001 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13002 when marking loop exits.
13003 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13005 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13006 disambiguate_loops_with_multiple_latches.
13007 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13008 before fix_loop_structure.
13009 * cfgloop.c: Include pointer-set.h and output.h.
13010 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13011 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13012 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13013 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13014 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13015 disambiguate_multiple_latches, get_loop_body_with_size,
13016 disambiguate_loops_with_multiple_latches): New functions.
13017 (flow_loop_dump): Dump multiple latch edges.
13018 (flow_loop_nodes_find): Handle loops with multiple latches.
13019 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13020 (glb_enum_p): Modified.
13021 (get_loop_body): Use get_loop_body_with_size.
13022 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13023 (AVOID_CFG_MODIFICATIONS): New constant.
13024 (disambiguate_loops_with_multiple_latches, add_loop,
13025 get_loop_body_with_size): Declare.
13026 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13028 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13030 PR inline-asm/28686
13031 * global.c (compute_regsets): New function.
13032 (global_alloc): Refactored ELIMINABLE_REGSET
13033 and NO_GLOBAL_ALLOC_REGS computation out.
13034 (rest_of_handle_global_alloc): Call compute_regsets()
13035 for non-optimizing case.
13037 2007-02-06 Richard Henderson <rth@redhat.com>
13039 * config/i386/constraints.md (Y2): Rename from Y.
13040 (Yi): New constraint.
13041 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13042 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13043 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13044 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13045 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13046 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13047 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13048 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13049 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13050 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13051 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13052 vec_extractv2si_1): Change Y constraints to Y2.
13053 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13054 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13055 Change Y constraints to Y2.
13056 (sse2_loadld): Change Y constraints to x.
13058 2007-02-06 Roger Sayle <roger@eyesopen.com>
13060 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13061 (parity<mode>2): New define_expand using rs6000_emit_parity.
13062 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13063 rs6000_emit_parity): New functions.
13064 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13065 rs6000_emit_parity): Prototype here.
13067 2007-02-06 Ian Lance Taylor <iant@google.com>
13069 * lower-subreg.c (simple_move_operand): Reject CONST.
13070 (resolve_clobber): Call validate_change rather than directly
13071 assigning to XEXP (pat, 0).
13073 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13075 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13076 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13077 (tree-cfg.o): Remove hashtab.h dependency.
13079 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13080 (struct ivopts_data): Change niters to pointer_map_t.
13081 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13082 (niter_for_exit): Create pointer_map on demand. Change for
13084 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13085 (free_loop_data): Destroy data->niters if created and reset field.
13086 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13087 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13089 * tree-ssa-reassoc.c: Include pointer-set.h.
13090 (bb_rank): Change to long *.
13091 (operand_rank): Change to pointer_map_t.
13092 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13093 (insert_operand_rank): Accept long.
13094 (operand_entry_hash, operand_entry_eq): Remove.
13095 (get_rank): Return long. Adjust for changes above.
13096 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13098 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13100 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13101 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13102 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13104 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13105 directly since it cannot be NULL.
13106 (get_vi_for_tree): Rewrite for pointer_map API.
13107 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13108 (init_alias_vars): Create vi_for_tree as pointer_map.
13109 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13111 * tree-cfg.c: Don't include hashtab.h.
13112 (edge_to_cases): Declare as pointer_map.
13113 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13115 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13116 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13117 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13119 (record_switch_edge): Delete.
13120 (get_cases_for_edge): Adjust for pointer_map API, inline
13121 record_switch_edge (rewritten for new API), remove goto.
13123 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13125 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13126 * tree-nested.c: Include pointer-set.h.
13127 (var_map_elt, var_map_eq, var_map_hash): Delete.
13128 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13129 to pointer_map_t's.
13130 (nesting_info_bitmap_obstack): New.
13131 (lookup_field_for_decl): Adjust for pointer_map API.
13132 (lookup_tramp_for_decl): Adjust for pointer_map API.
13133 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13134 (get_local_debug_decl): Adjust for pointer_map API.
13135 (convert_nl_goto_reference): Adjust for pointer_map API.
13136 (convert_nl_goto_receiver): Adjust for pointer_map API.
13137 (create_nesting_tree): Create outside GGC space. Create bitmap on
13138 the new obstack. Create field_map and var_map as pointer_maps.
13139 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13141 (lower_nested_functions): Move root here, no need to NULL it.
13142 Initialize and release the obstack.
13144 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13146 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13147 Remove prototypes and make them non-static.
13148 (struct tree_int_map): Remove.
13149 * tree.h (struct tree_int_map): Move here, turning TO into an
13151 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13153 * tree.h (TREE_COMPLEXITY): Remove.
13154 (struct tree_exp): Remove complexity field.
13155 * tree.c (build1_stat): Don't set it.
13157 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13158 Victor Kaplansky <victork@il.ibm.com>
13160 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13161 (vect_is_simple_reduction): Support reduction with induction as
13162 one of the operands.
13163 (vect_is_simple_iv_evolution): Fix formatting.
13164 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13165 formatting. Don't mark induction phis for vectorization.
13166 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13167 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13168 (vect_get_vec_def_for_operand): Support induction.
13169 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13171 (vectorizable_reduction): Support reduction with induction as one of
13173 (vectorizable_type_demotion): Use def-type of stmt argument rather
13174 than dummy def-type.
13176 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13177 flag_tree_scev_cprop.
13178 * common.opt (tree-scev-cprop): New flag.
13180 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13181 call to vect_get_new_vect_var.
13183 2007-02-06 Ira Rosen <irar@il.ibm.com>
13185 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13186 vectype is not NULL.
13187 (vect_pattern_recog_1): Likewise.
13189 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13191 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13192 (fold_negate_expr): Likewise.
13194 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13197 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13198 even if cv-qualification is the same.
13200 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13202 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13203 __enable_execute_stack on completion.
13205 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13207 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13208 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13209 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13210 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13211 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13212 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13213 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13214 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13216 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13218 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13219 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13220 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13221 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13222 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13223 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13224 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13225 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13226 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13227 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13228 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13229 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13230 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13231 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13232 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13233 sqrtextenddfxf2_i387): Added amdfam10_decode.
13235 * config/i386/athlon.md (athlon_idirect_amdfam10,
13236 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13237 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13238 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13239 athlon_ivector_store_amdfam10): New define_insn_reservation.
13240 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13243 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13245 * config/i386/athlon.md (athlon_call_amdfam10,
13246 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13247 define_insn_reservation.
13248 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13249 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13250 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13252 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13254 * config/i386/athlon.md (athlon_sseld_amdfam10,
13255 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13256 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13258 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13260 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13261 define_insn_reservation.
13262 * config/i386/i386.md (sseins): Added sseins to define_attr type
13263 and define_attr unit.
13264 * config/i386/sse.md: Set type attribute to sseins for insertq
13267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13269 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13270 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13271 ssecomi_load_amdfam10, ssecomi_amdfam10,
13272 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13273 define_insn_reservation.
13274 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13276 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13278 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13279 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13280 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13281 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13282 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13283 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13284 define_insn_reservation.
13286 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13287 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13288 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13289 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13290 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13292 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13294 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13295 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13296 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13297 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13298 athlon_ssemul_load_k8): Added amdfam10.
13300 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13302 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13303 (x86_sse_unaligned_move_optimal): New variable.
13305 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13307 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13308 for unaligned vector SSE double/single precision loads for AMDFAM10.
13310 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13312 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13313 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13314 Define TARGET_CPU_DEFAULT_amdfam10.
13315 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13316 (processor_type): Add PROCESSOR_AMDFAM10.
13318 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13319 processor_type in config/i386/i386.h.
13320 Enable imul peepholes for TARGET_AMDFAM10.
13322 * config.gcc: Add support for --with-cpu option for amdfam10.
13324 * config/i386/i386.c (amdfam10_cost): New variable.
13325 (m_AMDFAM10): New macro.
13326 (m_ATHLON_K8_AMDFAM10): New macro.
13327 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13328 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13329 x86_promote_QImode, x86_integer_DFmode_moves,
13330 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13331 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13332 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13333 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13334 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13335 Enable/disable for amdfam10.
13336 (override_options): Add amdfam10_cost to processor_target_table.
13337 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13338 processor_alias_table.
13339 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13340 (ix86_adjust_cost): Add code for amdfam10.
13342 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13344 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13345 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13346 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13347 * config/i386/i386.h: Add builtin definition for SSE4A.
13348 * config/i386/i386.md: Add support for ABM instructions
13349 (popcnt and lzcnt).
13350 * config/i386/sse.md: Add support for SSE4A instructions
13351 (movntss, movntsd, extrq, insertq).
13352 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13353 Add -march=amdfam10 flag.
13354 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13355 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13357 * doc/extend.texi: Add documentation for SSE4A builtins.
13359 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13361 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13363 2007-02-05 Richard Guenther <rguenther@suse.de>
13365 * tree-vectorizer.h (vectorizable_function): Add argument type
13366 argument, change return type.
13367 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13368 * tree-vect-transform.c (vectorizable_function): Handle extra
13369 argument, return vectorized function decl.
13370 (build_vectorized_function_call): Remove.
13371 (vectorizable_call): Handle calls with result and argument types
13372 differing. Handle loop vectorization factor correctly.
13373 * targhooks.c (default_builtin_vectorized_function): Adjust for
13375 * targhooks.h (default_builtin_vectorized_function): Likewise.
13376 * target.h (builtin_vectorized_function): Add argument type
13378 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13379 extra argument, allow vectorizing of lrintf.
13380 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13381 documentation of target hook.
13383 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13386 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13387 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13388 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13390 2007-02-05 Roger Sayle <roger@eyesopen.com>
13392 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13393 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13394 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13395 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13396 before canonicalizing sincos to cexpi.
13397 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13399 2007-02-05 Roger Sayle <roger@eyesopen.com>
13401 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13402 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13403 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13405 2007-02-05 Roger Sayle <roger@eyesopen.com>
13407 * mips-tfile.c (initialize_init_file): Correct endianness test.
13409 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13411 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13412 the 'y' constraint.
13414 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13416 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13417 saves in a PARALLEL before the register assignments.
13419 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13421 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13422 DWARF_FRAME_RETURN_COLUMN to be a general register.
13423 * dwarf2out.c (init_return_column_size): New function, split from...
13424 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13425 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13426 to be nongeneral registers.
13427 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13429 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13430 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13432 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13434 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13436 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13438 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13439 (remove_path): Use can_remove_branch_p and remove_branch instead
13440 of loop_delete_branch_edge.
13441 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13442 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13443 Update profile using scale_dominated_blocks_in_loop.
13444 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13445 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13446 (can_remove_branch_p, remove_branch): Declare.
13447 * tree-cfg.c (tree_can_remove_branch_p): New function.
13448 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13449 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13450 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13452 2007-02-05 Jan Hubicka <jh@suse.cz>
13454 PR middle-end/30696
13455 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13456 nodes in cgraph, don't remove offline copy of the function.
13458 2007-02-04 Jan Hubicka <jh@suse.cz>
13460 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13461 vectors might cause maybe_lookup_element_for_expr to be called
13462 on non-sra-candidate.
13464 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13466 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13467 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13468 spelling conventions.
13470 2007-02-04 Richard Guenther <rguenther@suse.de>
13472 PR middle-end/30636
13473 * fold-const.c (try_move_mult_to_index): Make sure to not
13474 overflow one dimension of a multi-dimensional array access.
13476 2007-02-04 Jan Hubicka <jh@suse.cz>
13478 * passes.c (init_optimization_passes): Reindent.
13480 2007-02-04 Jan Hubicka <jh@suse.cz>
13481 Eric Botcazou <ebotcazou@adacore.com>
13483 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13484 (execute_fixup_cfg): Break out the abnormal goto code.
13485 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13486 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13487 (optimize_inline_calls): Call make_nonlocal_label_edges.
13489 2007-02-04 Jan Hubicka <jh@suse.cz>
13491 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13492 true when something was changed.
13493 (rename_ssa_copies): When something was changed, do
13494 TODO_remove_unused_locals.
13495 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13496 add TODO_remove_unused_locals when instruction was removed.
13498 2007-02-04 Jan Hubicka <jh@suse.cz>
13500 * ipa-inline.c (try_inline): Improve debug output; work on already
13502 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13503 call try_inline for already inlined edges too when flattening;
13504 inline also functions that make callee growth but overall unit size
13507 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13509 * config/m32c/bitops.md, config/m32c/jump.md,
13510 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13511 config/m32r/m32r.h, config/m32r/m32r.md,
13512 config/m32r/predicates.md, config/m68hc11/larith.asm,
13513 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13514 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13515 config/mips/mips-protos.h, config/mips/mips.c,
13516 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13517 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13518 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13519 spelling conventions.
13521 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13522 Follow spelling conventions.
13524 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13526 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13527 warn about C++0x compatibility.
13529 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13531 * config/h8300/h8300.c, config/h8300/h8300.h,
13532 config/h8300/h8300.md: Follow spelling conventions.
13534 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13536 PR middle-end/30667
13537 * combine.c (try_combine): Do not substitute source operand
13538 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13540 2007-02-03 Jan Hubicka <jh@suse.cz>
13542 PR gcov-profile/30650
13543 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13544 do not divide by zero for never executed counters.
13545 (tree_find_values_to_profile): Fix counters.
13546 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13548 2007-02-03 Ian Lance Taylor <iant@google.com>
13550 * lower-subreg.c (simple_move_operand): New static function,
13551 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13553 (simple_move): Call simple_move_operand.
13554 (find_decomposable_subregs): Add special handling of MEMs.
13555 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13556 meaning of return value. If we see a hard register, test whether
13557 it can store a word_mode value. Change all callers.
13559 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13561 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13562 ftrapv insns and expanders.
13563 (subdi3): Change define_expand operand 1 to arith11_operand, and
13564 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13565 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13566 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13569 PR middle-end/30174
13570 * varasm.c (notice_global_symbol): Treat global objects as weak when
13571 flag_shlib is true.
13573 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13575 * emit-rtl.c (dconstpi): Delete.
13576 (dconstsqrt2): New.
13577 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13578 * real.h (dconstpi): Delete.
13579 (dconstsqrt2): New.
13580 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13581 (fold_builtin_hypot): Likewise.
13583 2007-02-03 Tom Tromey <tromey@redhat.com>
13586 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13587 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13589 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13591 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13592 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13593 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13594 config/rs6000/cell.md, config/rs6000/darwin.h,
13595 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13596 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13597 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13598 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13599 typos. Follow spelling conventions.
13600 * doc/invoke.texi: Follow spelling conventions.
13602 2007-02-03 Roger Sayle <roger@eyesopen.com>
13604 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13605 canonicalization transformations that attempt to simplify integer
13606 constant comparisons to become comparisons against zero.
13608 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13610 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13612 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13613 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13615 2007-02-02 Mike Stump <mrs@apple.com>
13617 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13618 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13619 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13620 generate a branch island.
13622 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13624 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13625 (xtensa_legitimate_address_p): New.
13626 (xtensa_legitimize_address): New.
13627 (xtensa_output_addr_const_extra): New.
13628 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13630 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13631 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13632 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13633 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13634 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13635 (xtensa_legitimize_address): New.
13636 (xtensa_output_addr_const_extra): New.
13638 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13640 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13642 2007-02-02 Ian Lance Taylor <iant@google.com>
13644 * expmed.c (expand_divmod): Add comment.
13646 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13648 * emit-rtl.c (renumber_insns): Remove.
13649 * flags.h: Remove the extern for flag_renumber_insns.
13650 * rtl.h: Remove the prototype for renumber_insns.
13651 * toplev.c (flag_renumber_insns): Remove.
13653 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13655 Revert for x86 darwin:
13656 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13658 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13659 code before the following patch under TARGET_MACHO.
13660 (ix86_function_value_regno_p): Likewise.
13662 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13664 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13667 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13670 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13671 general or fp registers. Add comments.
13672 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13674 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13676 * pointer-set.c (insert_aux): Only return insertion slot.
13677 (pointer_set_insert): Adjust.
13678 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13679 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13680 pointer_map_traverse): New.
13681 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13682 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13683 pointer_map_contains, pointer_map_traverse): Declare.
13685 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13687 PR middle-end/30473
13688 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13689 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13691 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13693 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13695 (struct _dep): New type.
13696 (dep_t): New typedef.
13697 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13698 (DEP_STATUS): New access macro. The macro with the same name was
13699 renamed to DEP_LINK_STATUS.
13700 (dep_init): Declare function
13702 (struct _dep_link): New type.
13703 (dep_link_t): New typedef.
13704 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13705 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13706 (DEP_LINK_STATUS): New macro.
13707 (debug_dep_links): New debug function.
13709 (struct _deps_list): New type.
13710 (deps_list_t): New typedef.
13711 (DEPS_LIST_FIRST): New access macro.
13712 (FOR_EACH_DEP_LINK): New cycle macro.
13713 (create_deps_list, free_deps_list, delete_deps_list): Declare
13715 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13716 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13717 (copy_deps_list_change_con): Ditto.
13719 (move_dep_link): Declare function.
13721 (struct _dep_node): New type.
13722 (dep_node_t): New typedef.
13723 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13725 (struct haifa_insn_data.back_deps): New field to hold backward
13726 dependencies of the insn.
13727 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13729 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13730 Change its type to deps_list_t.
13731 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13732 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13733 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13735 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13737 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13739 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13741 (dep_cost): Declare.
13743 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13744 (ds_to_dk, dk_to_ds): New functions.
13746 (init_dep_1): New static function.
13747 (init_dep): New function.
13748 (copy_dep): New static function.
13750 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13752 (detach_dep_link): New static function.
13753 (move_dep_link): New function.
13755 (dep_links_consistent_p, dump_dep_links): New static functions.
13756 (debug_dep_links): New debugging function.
13758 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13760 (alloc_deps_list, init_deps_list): New static functions.
13761 (create_deps_list): New function.
13762 (clear_deps_list): New static function.
13763 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13764 (deps_list_consistent_p, dump_deps_list): New static functions.
13765 (debug_deps_list): New function.
13766 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13768 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13770 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13771 use new scheduler dependencies lists.
13772 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13773 (sched_analyze): Ditto. Initialize dependencies lists.
13774 (add_forw_dep, compute_forward_dependences): Update to use new
13775 scheduler dependencies lists.
13777 (init_dependency_caches): Init deps_obstack.
13778 (free_dependency_caches): Free deps_obstack.
13780 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13781 new scheduler dependencies lists.
13782 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13783 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13785 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13786 Update to use new scheduler dependencies lists.
13787 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13788 (debug_dependencies): Ditto.
13789 (schedule_region): Update comments.
13791 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13792 scheduler dependencies lists.
13793 (schedule_ebb): Update comments.
13795 * rtl.def (DEPS_LIST): Remove.
13797 * lists.c (unused_deps_list): Remove.
13798 (free_list): Update assertions.
13800 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13801 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13803 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13804 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13806 * haifa-sched.c (comments): Update.
13807 (insn_cost1): Remove. Inline the code into insn_cost ().
13808 (insn_cost): Update to use new scheduler dependencies lists. Move
13809 processing of the dependency cost to dep_cost ().
13810 (dep_cost): New function. Use it instead of insn_cost () when
13811 evaluating cost of the dependency. Use compatible interface to
13812 interact with the target.
13813 (priority): Update to use new scheduler dependencies lists.
13814 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13815 with greater number of insns that depend on the insn.
13816 (schedule_insn): Update to use new scheduler dependencies lists. Add
13817 code to free backward dependencies lists. Inline and optimize code
13818 from resolve_dep () - see PR28071.
13819 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13820 lists. Update call to targetm.sched.is_costly_dependence hook.
13822 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13823 scheduler dependencies lists.
13825 (resolve_dep): Remove. Move the logic to schedule_insn ().
13826 (init_h_i_d): Initialize dependencies lists.
13828 (process_insn_depend_be_in_spec): Rename to
13829 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13830 dependencies lists.
13831 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13832 Update to use new scheduler dependencies lists.
13833 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13835 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13836 new scheduler dependencies lists.
13837 (build_intra_loop_deps): Ditto.
13839 * target.h (struct _dep): Declare to use in
13840 gcc_target.sched.is_costly_dependence.
13841 (struct gcc_target.sched.adjust_cost): Fix typo.
13842 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13843 single dep_t parameter instead of an equivalent triad.
13844 (struct gcc_target.sched.adjust_cost_2): Remove.
13846 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13848 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13850 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13852 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13854 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13855 (REG_DEP_TRUE): Document.
13857 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13858 Change signature to correspond to the targetm.sched.adjust_cost hook.
13859 Update use in TARGET_SCHED_ADJUST_COST_2.
13860 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13861 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13862 new scheduler dependencies lists.
13863 (ia64_gen_check): Ditto.
13865 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13866 dependencies lists.
13868 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13869 signature to correspond to the targetm.sched.is_costly_dependence hook.
13870 (is_costly_group): Update to use new scheduler dependencies lists.
13872 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13873 instead of INSN_COST () macro.
13875 2007-02-01 Ian Lance Taylor <iant@google.com>
13877 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13879 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13881 * pa.md (tp_load): Correct mfctl instruction syntax.
13883 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13885 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13886 altivec_padding_size calculation on AIX. Improve comment, add
13887 assert to verify that it's right.
13889 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13892 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13894 PR inline-asm/28686
13895 * global.c (global_alloc): Add mising initialization of
13898 2007-02-01 Roger Sayle <roger@eyesopen.com>
13900 * alias.c (init_alias_analysis): Correct whitespace.
13901 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13902 partition_hot_cold_basic_blocks): Likewise.
13903 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13904 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13905 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13906 fold_builtin_snprintf_chk, fold_builtin_printf,
13907 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13908 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13909 * cfgcleanup.c (cleanup_cfg): Likewise.
13910 * cfgexpand.c (tree_expand_cfg): Likewise.
13911 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13912 * function.c (get_next_funcdef_no): Likewise.
13913 * gengtype.c (main): Likewise.
13914 * genmodes.c (main): Likewise.
13915 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13916 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13917 * ifcvt.c (noce_emit_move_insn): Likewise.
13918 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13920 * stor-layout.c (get_best_mode): Likewise.
13921 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13922 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13923 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13924 perform_var_substitution, solve_graph): Likewise.
13925 * tree-vrp.c (vrp_finalize): Likewise.
13927 2007-02-01 Ian Lance Taylor <iant@google.com>
13929 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13930 high part of a paradoxical subreg, return a constant zero.
13932 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13934 * toplev.c (lang_dependent_init): Call init_set_costs.
13935 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13937 2007-02-01 Richard Guenther <rguenther@suse.de>
13939 PR middle-end/30656
13940 * fold-const.c (fold_negate_expr): Allow negating a
13941 constant if overflow does not change.
13943 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13945 * doc/c-tree.texi (Expression trees): Improve markup.
13946 * doc/tm.texi (Register Classes, Addressing Modes)
13947 (Floating Point): Fix spacing after abbreviations. Fix some
13950 2007-02-01 Ben Elliston <bje@au.ibm.com>
13952 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13953 * doc/contrib.texi: Likewise.
13954 * doc/install.texi: Likewise.
13956 2007-01-31 Richard Henderson <rth@redhat.com>
13957 Ian Lance Taylor <iant@google.com>
13959 * lower-subreg.c: New file.
13960 * rtl.def (CONCATN): Define.
13961 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13962 pass_lower_subreg2.
13963 * emit-rtl.c (update_reg_offset): New static function, broken out
13964 of gen_rtx_REG_offset.
13965 (gen_rtx_REG_offset): Call update_reg_offset.
13966 (gen_reg_rtx_offset): New function.
13967 * regclass.c: Revert patch of 2006-03-05, restoring
13969 (clear_reg_info_regno): New function.
13970 * dwarf2out.c (concatn_loc_descriptor): New static function.
13971 (loc_descriptor): Handle CONCATN.
13972 * common.opt (fsplit_wide_types): New option.
13973 * opts.c (decode_options): Set flag_split_wide_types when
13975 * timevar.def (TV_LOWER_SUBREG): Define.
13976 * rtl.h (gen_reg_rtx_offset): Declare.
13977 (reg_scan_update): Declare.
13978 * regs.h (clear_reg_info_regno): Declare.
13979 * tree-pass.h (pass_lower_subreg): Declare.
13980 (pass_lower_subreg2): Declare.
13981 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13982 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13983 -fsplit-wide-types.
13984 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13985 * Makefile.in (OBJS-common): Add lower-subreg.o.
13986 (lower-subreg.o): New target.
13988 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13990 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13992 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13995 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13997 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13999 PR middle-end/29335
14000 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14002 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14004 * cfgloop.h: Include vec-prim.h.
14005 (enum li_flags): Remove LI_ONLY_OLD.
14006 (loop_iterator): Changed.
14007 (fel_next, fel_init): Iterate over loop tree.
14008 (FOR_EACH_LOOP_BREAK): New macro.
14009 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14011 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14012 * modulo-sched.c (sms_schedule): Ditto.
14013 * tree-vectorizer.c (vectorize_loops): Ditto.
14014 * doc/loop.texi: Update information on loop numbering and behavior of
14015 FOR_EACH_LOOP wrto new loops.
14016 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14017 add_to_evolution_1): Test nestedness of loops instead of comparing
14019 * tree-chrec.c (chrec_fold_plus_poly_poly,
14020 chrec_fold_multiply_poly_poly, chrec_evaluate,
14021 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14022 reset_evolution_in_loop): Ditto.
14023 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14025 2007-01-31 Dirk Mueller <dmueller@suse.de>
14027 * c-common.c (warn_about_parentheses): Separate warning about
14028 un-parenthized sequence of comparison operators from the one
14029 which is supposed to warn about x <= y <= z.
14031 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14033 * optabs.h (enum optab_index): Add new OTI_isinf.
14034 (isinf_optab): Define corresponding macro.
14035 * optabs.c (init_optabs): Initialize isinf_optab.
14036 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14038 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14039 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14041 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14042 expand_builtin_interclass_mathfn.
14043 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14044 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14045 (fxam<mode>2_i387): New insn pattern.
14046 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14047 built-in functions as x87 inline asm.
14049 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14051 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14053 2007-01-30 Eric Christopher <echristo@apple.com>
14055 * config.gcc: Add geode.
14057 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14059 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14060 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14061 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14062 value-prof.c: Fix comment typos.
14064 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14067 * doc/invoke.texi (Wpointer-arith): Document warning.
14069 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14071 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14072 the list of discrepancies from the draft TR.
14074 2007-01-30 Dirk Mueller <dmueller@suse.de>
14077 * doc/invoke.texi (-Wreturn-type): Update description to
14078 match new behavior.
14080 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14082 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14084 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14086 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14087 to handle optabs that operate on floating point input argument and
14088 output to integer output.
14089 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14090 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14091 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14092 expand_builtin_interclass_mathfn ().
14093 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14094 (ilogbsi2): Remove.
14095 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14096 ilogbl built-in functions as x87 intrinsics.
14098 2007-01-30 Richard Guenther <rguenther@suse.de>
14100 PR middle-end/27657
14101 * dwarf2out.c (reference_to_unused): Query varpool if the
14102 variable was output.
14104 2007-01-30 Richard Guenther <rguenther@suse.de>
14106 PR middle-end/30313
14107 * passes.c (execute_one_pass): Reset in_gimple_form to not
14108 confuse non-unit-at-a-time mode.
14110 2007-01-29 Roger Sayle <roger@eyesopen.com>
14111 Richard Guenther <rguenther@suse.de>
14113 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14114 avoid undefined behaviour on overflow. Use force_fit_type_double
14115 to construct the constant with the specified TREE_OVERFLOW.
14117 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14119 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14120 * config/dfp-bit.h: Ditto.
14122 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14124 * c-decl.c (pop_scope): Replace warnings with call to
14125 warn_for_unused_label.
14126 * c-common.h (warn_for_unused_label): Declare.
14127 * c-common.c (warn_for_unused_label): Define.
14129 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14131 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14134 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14136 * Makefile.in (USER_H): Remove decfloat.h.
14137 * ginclude/decfloat.h: Delete, moving contents to ...
14138 * ginclude/float.h: Add support for decimal floating point,
14139 guarded by __STDC_WANT_DEC_FP__.
14141 2007-01-29 Mike Stump <mrs@apple.com>
14143 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14144 Analysis and Representation to resolve case insensitive conflict.
14145 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14147 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14149 * tree.h (struct tree_memory_tag): Add aliases member.
14150 (MTAG_ALIASES): New macro.
14151 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14152 (add_may_alias): Remove pointer-set. Update for may_aliases being
14154 (mark_aliases_call_clobbered): Update for may_aliases being a
14156 (compute_tag_properties): Ditto.
14157 (create_partition_for): Ditto.
14158 (compute_memory_partitions): Ditto.
14159 (dump_may_aliases_for): Ditto.
14160 (is_aliased_with): Ditto.
14161 (add_may_alias_for_new_tag): Ditto.
14162 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14163 (compute_is_aliased): New function.
14164 (compute_may_aliases): Call compute_is_aliased).
14165 (init_alias_info): Initialize alias_bitmap_obstack.
14166 (union_alias_set_into): New function.
14167 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14168 (have_common_aliases_p): Rewrite to take two bitmaps and use
14170 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14171 Update for bitmaps.
14172 (finalize_ref_all_pointers): Update for add_may_alias changes.
14173 (new_type_alias): Ditto.
14174 * tree-flow-inline.h (may_aliases): Return a bitmap.
14175 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14176 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14177 may_aliases being a bitmap.
14178 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14179 may_aliases now returns a bitmap.
14180 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14182 * tree-ssa-operands.c (add_virtual_operand): Update for
14183 may_aliases being a bitmap.
14185 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14187 PR tree-optimization/30630
14188 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14189 variable as changed.
14191 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14194 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14195 expanded only once even if an error occurs.
14197 2007-01-29 Ben Elliston <bje@au.ibm.com>
14199 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14200 (__gcov_average_profiler): Likewise.
14201 (__gcov_ior_profiler): Likewise.
14202 (__gcov_merge_ior): Likewise.
14204 2007-01-28 Jan Hubicka <jh@suse.cz>
14206 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14207 * value-prof.c (stringop_block_profile): Likewise.
14209 2007-01-28 Jan Hubicka <jh@suse.cz>
14211 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14212 variant handling histograms; add wrapper.
14213 (clear_storage_via_libcall): Export.
14214 (emit_block_move_hints): Break out from ...; add histograms.
14215 (emit_block_move): ... this one.
14216 (clear_storage_hints): Break out from ...; add histograms.
14217 (clear_storage): ... this one.
14218 (set_storage_via_memset): Handle histogram.
14219 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14220 (clear_storage_hints, clear_storage_via_libcall): Declare.
14221 (set_storage_via_setmem): Update prototype.
14222 * doc/md.texi (movmem, setmem): Document new arguments.
14224 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14226 (stringop_block_profile): New global function.
14227 (tree_stringops_values_to_profile): Profile block size and alignment.
14228 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14230 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14231 (stringop_block_profile): Declare.
14232 * builtins.c: Include value-prof.h.
14233 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14234 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14235 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14236 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14237 * profile.c (instrument_values): Add new counters.
14238 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14240 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14241 (tree_init_edge_profiler): Build new profilers.
14242 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14243 (pass_tree_profile): Add dump.
14244 (tree_profile_hooks): Update.
14245 * Makefile.in (LIBGCOV): Add new constants.
14246 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14247 __gcov_ior_profiler): New.
14248 * i386.md (movmem/setmem expanders): Add new optional arguments.
14250 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14252 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14254 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14256 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14257 (tree_unswitch_single_loop): Pass eni_size_weights to
14258 tree_num_loop_insns.
14259 * tree-ssa-loop-manip.c: Include tree-inline.h.
14260 (can_unroll_loop_p): Pass eni_size_weights to
14261 tree_num_loop_insns.
14262 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14263 Pass eni_size_weights to estimate_num_insns.
14264 * tree.h (init_inline_once): Export.
14265 * toplev.c (backend_init): Call init_inline_once.
14266 * cgraphunit.c (cgraph_process_new_functions,
14267 cgraph_analyze_function): Pass eni_inlining_weights to
14268 estimate_num_insns.
14269 * ipa-inline.c (compute_inline_parameters): Ditto.
14270 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14271 to estimate_num_insns.
14272 (try_unroll_loop_completely): Pass eni_size_weights to
14273 tree_num_loop_insns.
14274 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14275 ot estimate_num_insns.
14276 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14277 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14278 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14279 eni_time_weights): New variables.
14280 (init_inline_once): Initialize them.
14281 (struct eni_data): Mew.
14282 (estimate_num_insns_1, estimate_num_insns): Use weights.
14283 * tree-inline.h (struct eni_weights_d): New.
14284 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14285 (estimate_num_insns): Declaration changed.
14286 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14287 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14288 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14290 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14292 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14293 relations in the conflict function is valid.
14295 2007-01-27 Ian Lance Taylor <iant@google.com>
14297 * common.opt: Add fstrict-overflow.
14298 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14299 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14300 (TYPE_OVERFLOW_UNDEFINED): Define.
14301 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14303 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14304 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14305 (fold_negate_expr): Likewise.
14306 (make_range): Likewise.
14307 (extract_muldiv_1): Likewise.
14308 (maybe_canonicalize_comparison): Likewise.
14309 (fold_comparison): Likewise.
14310 (fold_binary): Likewise.
14311 (tree_expr_nonnegative_p): Likewise.
14312 (tree_expr_nonzero_p): Likewise.
14313 * tree-vrp.c (compare_values): Likewise.
14314 (extract_range_from_binary_expr): Likewise.
14315 (extract_range_from_unary_expr): Likewise.
14316 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14318 (nowrap_type_p): Likewise.
14319 * tree-scalar-evolution.c (simple_iv): Likewise.
14320 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14321 (build_range_check): Likewise.
14322 (extract_muldiv_1): Likewise.
14323 (fold_comparison): Likewise.
14324 * tree-vrp.c (vrp_int_const_binop): Likewise.
14325 (extract_range_from_unary_expr): Likewise.
14326 * convert.c (convert_to_integer): Likewise.
14327 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14328 (fold_comparison): Likewise.
14329 (fold_binary): Likewise.
14330 * optabs.c (optab_for_tree_code): Likewise.
14331 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14332 * simplify-rtx.c (simplify_const_relational_operation): Check
14333 flag_strict_overflow and flag_trapv.
14334 (simplify_const_relational_operation): Likewise.
14335 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14336 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14339 2007-01-27 Roger Sayle <roger@eyesopen.com>
14341 * tree.c (tree_fold_gcd): Delete.
14342 * tree.h (tree_fold_gcd): Remove prototype.
14343 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14344 test whether one constant integer is a multiple of another. Instead
14345 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14346 * fold-const.c (multiple_of_p): We've determined both TOP and
14347 BOTTOM are integer constants so we can call int_const_binop directly
14348 instead of the more generic const_binop.
14350 2007-01-27 Roger Sayle <roger@eyesopen.com>
14352 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14353 1*X check that the constant hasn't overflowed, to preserve the
14355 (round_up): Provide an efficient implementation when rouding-up an
14356 INTEGER_CST to a power-of-two.
14358 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14360 * doc/sourcebuild.texi: Add comma for clarity.
14361 * doc/extend.texi: Fix some typos.
14362 * doc/passes.texi: Likewise.
14363 * doc/cppinternals.texi: Likewise.
14364 * doc/c-tree.texi: Likewise.
14365 * doc/tree-ssa.texi: Likewise.
14366 * doc/install.texi: Likewise.
14368 2007-01-27 Jan Hubicka <jh@suse.cz>
14370 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14371 (pass_sra): Do not require alias information.
14372 * passes.c (init_optimization_passes): Add SRA
14374 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14376 * tracer.c (rest_of_handle_tracer): We already cleaned
14377 up the CFG in tracer() so don't do it here again.
14378 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14379 cleanup_cfg here, either. And don't call renumber_insns.
14381 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14382 and BB_HEAD are in the insn stream here. Instead make sure
14383 that BB_INSN is valid on all insns. Also, do check here that
14384 there are no pending branch predictions...
14385 (rtl_verify_flow_info): ...instead of doing it here. Checks
14386 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14389 2007-01-26 Roger Sayle <roger@eyesopen.com>
14391 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14392 function to simplify/factorize operand order canonicalization.
14393 (ix86_fixup_binary_operands): Reorganize using the above function.
14394 (ix86_binary_operator_ok): Likewise.
14396 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14398 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14399 file scope from optimize_attrs.
14400 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14402 (optimize_attrs): Clear insn_code_values after freeing it.
14404 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14406 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14407 a parts.base assignment.
14409 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14411 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14412 (compute_subscript_distance, initialize_data_dependence_relation,
14413 finalize_ddr_dependent, analyze_ziv_subscript,
14414 analyze_siv_subscript_cst_affine,
14415 compute_overlap_steps_for_affine_univar,
14416 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14417 analyze_siv_subscript, analyze_miv_subscript,
14418 analyze_overlapping_iterations, subscript_dependence_tester_1,
14419 compute_self_dependence, free_dependence_relation): Work
14420 with affine_fn instead of chrecs.
14421 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14422 common_affine_function, affine_function_base,
14423 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14424 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14425 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14426 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14427 (all_chrecs_equal_p): Removed.
14428 * tree-data-ref.h (affine_fn, conflict_function): New types.
14429 (struct subscript): Change type of conflicting_iterations_in_a
14430 and conflicting_iterations_in_b.
14432 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14435 * config/pa/pa.h (TARGET_HPUX_11): New.
14436 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14437 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14439 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14440 Richard Guenther <rguenther@suse.de>
14442 * tree-ssa-structalias.c (solve_graph): Handle case
14443 we merged the variable to another.
14445 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14447 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14450 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14451 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14453 2007-01-25 DJ Delorie <dj@redhat.com>
14455 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14456 allow changes to modes which don't fit in those registers.
14458 * reload1.c (choose_reload_regs): Check for invalid subregs before
14459 computing their locations, not after.
14461 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14464 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14465 save Altivec registers in an eh_return function.
14466 (compute_vrsave_mask): Likewise.
14467 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14468 for saving Altivec registers.
14469 (rs6000_emit_prologue): Don't allocate stack twice in
14470 eh_return function. Correct expected value of altivec_save_offset
14471 when using save_world. Describe save of R0 to stack when using
14472 save_world. Describe stack pointer adjustment when using
14473 save_world. Remove duplicated eh_return parameter register saving.
14474 Update sp_offset variable after save_world.
14475 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14477 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14478 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14481 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14483 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14485 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14488 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14489 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14491 2007-01-25 Richard Guenther <rguenther@suse.de>
14493 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14494 * common.opt (-Wcoverage-mismatch): New warning option.
14495 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14496 if -Wcoverage-mismatch is given.
14498 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14500 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14501 (ipcp_driver): Change to static definition.
14502 Add dumping of the ifunctions.
14503 (constant_val_insert): Remove unused parameter. Support for SSA.
14504 (ipcp_propagate_const): Support for SSA.
14505 (ipcp_profile_bb_print): Print only analyzed nodes.
14506 (ipcp_replace_map_create): Remove support for Fortran constant
14508 * ipa-prop.c (ipa_method_modify_stmt,
14509 ipa_callsite_compute_param): Support for SSA.
14510 * ipa-prop.h (ipcp_driver): Remove declaration.
14511 (IS_VALID_TREE_MAP_INDEX): Add define.
14513 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14515 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14517 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14519 PR middle-end/30447
14520 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14521 constant argument to cabs and do it without checking for
14522 -funsafe-math-optimizations.
14524 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14526 * c-common.h (RID_FIRST_CXX0X): New.
14527 (RID_LAST_CXX0X): New.
14528 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14530 * c.opt (Wc++0x-compat): New.
14531 * doc/invoke.texi (-Wc++0x-compat): Document.
14533 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14535 * builtins.c (fold_builtin_carg): New.
14536 (fold_builtin_1): Use it.
14538 2007-01-24 Jan Hubicka <jh@suse.cz>
14540 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14542 * ipa-inline.c (initial_insns, max_insns): Delete.
14543 (compute_max_insns): New function.
14544 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14545 of insns as base for code growth.
14546 (cgraph_decide_inlining): Make initial_insns local; do not compute
14548 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14549 * doc/invoke.texi (inline-unit-growth): Update docs.
14551 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14553 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14554 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14555 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14556 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14557 for CPUs that have PTA_CX16 set.
14559 PR middle-end/27416
14560 * gimplify.c (omp_check_private): New function.
14561 (gimplify_scan_omp_clauses): Use it for
14562 firstprivate/lastprivate/reduction.
14564 PR middle-end/30494
14565 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14566 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14568 PR middle-end/30421
14569 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14570 If lower_lastprivate_clauses emits some statements, append them
14571 to dlist rather than body_p and to body_p append an initializer.
14572 (lower_omp_for): Adjust caller.
14574 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14576 * target.h (globalize_decl_name): New.
14577 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14578 * output.h (default_globalize_decl_name): New.
14579 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14581 (globalize_decl): Ditto.
14582 (default_globalize_decl_name): New.
14583 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14584 (ia64_handle_version_id_attribute): New.
14585 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14586 (ia64_asm_output_external): Use globalize_decl_name instead
14587 of globalize_label.
14588 * doc/extend.texi (version_id): New pragma.
14589 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14591 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14593 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14594 _uleb128_t and _Unwind_SWord with _sleb128_t.
14595 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14596 uw_frame_state_for, uw_update_context_1): Likewise.
14597 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14598 * unwind-pe.h (read_uleb128, read_sleb128,
14599 read_encoded_value_with_base): Likewise.
14600 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14602 2007-01-24 Richard Guenther <rguenther@suse.de>
14604 * builtins.c (expand_builtin_cexpi): Get the fndecl
14605 for cexp in the correct way.
14607 2007-01-24 Jan Hubicka <jh@suse.cz>
14609 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14611 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14613 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14614 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14615 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14616 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14617 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14618 __SIZEOF_PTRDIFF_T__.
14619 * doc/cpp.texi: Documentation for the new builtin macros added.
14621 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14623 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14624 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14625 instead of operands[2] to avoid access past the end of array.
14627 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14629 * reload1.c (emit_reload_insns): Pass the reload register
14630 for a non-spill output reload through forget_old_reloads_1.
14632 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14634 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14635 _SOFT_DOUBLE if doubles use software floating-point.
14636 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14637 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14638 * config/rs6000/darwin-ldouble.c: Also compile functions for
14639 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14640 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14641 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14642 commented-out long double override.
14643 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14644 * config/rs6000/eabispe.h: Likewise.
14645 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14646 long double for non-SPE.
14647 (rs6000_handle_option): Likewise.
14648 (invalid_e500_subreg): Disallow more subregs involding DImode,
14649 DFmode, TImode or TFmode.
14650 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14652 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14654 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14655 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14657 (rs6000_legitimate_address): Also check for TFmode for E500
14659 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14660 (spe_build_register_parallel): Handle TFmode and TCmode.
14661 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14663 (function_arg): Handle TFmode and TCmode for E500 double.
14664 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14666 (print_operand): Handle TFmode and TImode for %y.
14667 (rs6000_generate_compare): Handle TFmode comparisons for E500
14669 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14670 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14671 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14672 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14673 TFmode for E500 double.
14674 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14675 (floatsidf2): Enable for E500 double.
14676 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14677 (extenddftf2): Change to extenddftf2_fprs.
14678 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14679 depending on TARGET_E500_DOUBLE.
14680 (extendsftf2): Enable for E500 double.
14681 (trunctfdf2): Enable for E500 double.
14682 (trunctfsf2): Change to trunctfsf2_fprs.
14683 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14684 depending on TARGET_E500_DOUBLE.
14685 (floatsitf2): Enable for E500 double.
14686 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14687 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14688 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14689 (negtf2): Change to negtf2_internal.
14690 (negtf2): New expander.
14691 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14692 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14693 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14694 (movdi_internal32): Use rs6000_nonimmediate_operand.
14695 (unnamed splitter): Likewise.
14696 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14697 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14698 (SPE64TF, DITI): New mode macros.
14699 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14702 (frob_<mode>_di_2): New.
14703 (frob_tf_di_8_2): New.
14704 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14706 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14708 (frob_ti_<mode>_8_2): New.
14709 (frob_ti_tf_2): New.
14710 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14711 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14713 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14714 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14715 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14716 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14717 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14718 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14721 2007-01-23 Ian Lance Taylor <iant@google.com>
14723 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14725 (OBJS-archive): Reformat, alphabetize.
14726 (OBJS): Change out_object_file to OBJS-md.
14728 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14730 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14731 JUMP_P and CALL_P predicates where applicable.
14732 * config/i386/i386.c: Ditto.
14733 * config/i386/i386.md: Ditto.
14734 * config/i386/mmx.md: Ditto.
14735 * config/i386/predicates.md: Ditto.
14737 2007-01-22 Andreas Schwab <schwab@suse.de>
14739 * config/m68k/m68k.h: Fix comment.
14741 2007-01-22 Jan Hubicka <jh@suse.cz>
14743 * passes.c (init_optimization_passes): Do not rerun
14744 pass_early_warn_uninitialized.
14746 2007-01-22 Richard Guenther <rguenther@suse.de>
14748 PR tree-optimization/30038
14749 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14751 (execute_cse_sincos_1): Likewise.
14752 (execute_cse_sincos): Likewise.
14753 (gate_cse_sincos): Likewise.
14754 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14755 the cexpi() canonicalization of sincos().
14756 * tree-pass.h (pass_cse_sincos): Declare.
14757 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14759 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14761 PR rtl-optimization/29329
14762 * combine.c (replaced_rhs_insn): Rename to i2mod.
14763 (replaced_rhs_value): Rename to i2mod_new_rhs.
14764 (i2mod_old_rhs): New global variable.
14765 (combine_instructions): Adjust for above change. Save a copy of
14766 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14767 note are substituted in the second instruction.
14768 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14769 ditch the note if it pertains to the second eliminated register
14770 and this register is mentioned in i2mod_old_rhs.
14773 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14775 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14776 the insn to which the note was originally attached.
14778 2007-01-21 Jan Hubicka <jh@suse.cz>
14780 * ipa-inline.c (inlining_mode): Comment, move up.
14781 (cgraph_decide_inlining_incrementally): Do not perform inlining
14782 itself; fix handling of flattening of self recursive functions.
14783 (cgraph_find_cycles): Remove.
14784 (cgraph_flatten_node): Remove.
14785 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14786 (try_inline): New function.
14787 (cgraph_early_inlining): Update call of
14788 cgraph_decide_inlining_incrementally. Apply inlining here.
14789 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14791 2007-01-21 Dirk Mueller <dmueller@suse.de>
14794 * tree-vrp.c (check_array_bounds): do not warn
14795 about ADDR_EXPR's of ARRAY_REF's which are immediately
14796 used in binary expressions.
14798 2007-01-21 Ira Rosen <irar@il.ibm.com>
14800 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14801 read_write_dep and macros for its access.
14802 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14803 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14804 argument, call vect_check_interleaving for every independent pair of
14805 data-refs. Mark loads that access the same memory location as a store
14807 (vect_check_dependences): Remove.
14808 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14809 call, fix the call to vect_analyze_data_ref_dependence.
14810 (vect_analyze_data_ref_access): For statements that access the same
14811 data-ref, check that they are not stores; for loads, check that there
14812 is no store that access the same location.
14814 2007-01-20 Roger Sayle <roger@eyesopen.com>
14815 Joseph Myers <joseph@codesourcery.com>
14817 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14818 (-fdump-rtl-stack): Likewise.
14819 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14820 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14821 (-mpt-fixed): Use @minus{} for minus sign.
14822 (Using Precompiled Headers): Fix under/overfull hbox.
14824 2007-01-20 Jan Hubicka <jh@suse.cz>
14826 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14827 place within annotation.
14829 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14831 * pa.c (output_move_double): Change array size of xoperands to 4.
14833 2007-01-20 Jan Hubicka <jh@suse.cz>
14835 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14838 2007-01-19 Ian Lance Taylor <iant@google.com>
14840 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14841 constant to unsigned HOST_WIDE_INT before negating.
14843 2007-01-19 Ian Lance Taylor <iant@google.com>
14845 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14847 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14848 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14849 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14850 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14851 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14852 (realloc_vdef, realloc_vuse): Change second parameter to
14854 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14855 fields to unsigned.
14856 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14857 unsigned. Change x and lim locals to unsigned.
14858 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14860 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14861 (copy_virtual_operands): Change i and n locals to unsigned.
14863 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14865 PR middle-end/29335
14866 * builtins.c (fold_builtin_1): Handle builtin fdim.
14868 2007-01-20 Jan Hubicka <jh@suse.cz>
14870 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14871 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14872 init_alias_heapvars.
14873 (init_alias_heapvars): Initialize only when not already initialized.
14874 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14876 2007-01-19 Roger Sayle <roger@eyesopen.com>
14878 * common.opt (fsigned-zeros): New command line option.
14879 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14880 of flag_unsafe_math_optimizations.
14881 * opts.c (set_fast_math_flags): The -ffast-math command line option
14882 implies -fno-signed-zeros.
14883 (fast_math_flags_set_p): Likewise.
14885 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14886 the documentation of -ffast-math appropriately. Wrap long lines.
14888 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14890 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14891 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14893 2007-01-19 Tomas Bily <tbily@suse.cz>
14895 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14897 (tree_init_ic_make_global_vars): New function
14898 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14899 (tree_gen_ic_profiler): New function
14900 (tree_gen_ic_func_profiler): New function
14901 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14902 (tree_profile_hooks): Added hook for indirec/virtual calls
14903 * value-prof.c (tree_find_values_to_profile): New case for
14905 (tree_values_to_profile): Call for determining indirect/virtual
14907 (tree_indirect_call_to_profile): New function
14908 (tree_ic_transform): New function
14909 (tree_ic): New function
14910 (find_func_by_pid): New function
14911 (init_pid_map): New function
14912 (tree_value_profile_transformations): Added check for
14913 indirect/virtual call transformation
14914 * value-prof.h (enum hist_type): New counter type for
14915 indirect/virtual calls
14916 (profile_hooks): Added new hook for profiling indirect/virtual
14918 * profile.c (instrument_values): New case for indirect/virtual
14920 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14921 (GCOV_COUNTER_V_INDIR): New counter type
14922 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14923 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14925 * cgraph.c: Definition of cgraph_max_pid
14926 (cgraph_create_node): Default init of pid attribute
14927 * cgraph.h: Declaration of cgraph_max_pid
14928 (struct cgraph_node): Added pid attribute
14929 * libgcov.c (__gcov_indirect_call_profiler): New function
14930 (__gcov_one_value_profiler_body): New function
14931 (__gcov_one_value_profiler): Body was moved to
14932 __gcov_one_value_profiler_body and calls it
14934 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14936 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14937 * gengtype.c (write_types_data, write_func_for_structure,
14938 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14939 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14940 (walk_type, write_func_for_structure): Generate the mark_hook if
14943 2007-01-19 Jan Hubicka <jh@suse.cz>
14945 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14946 'early' argument take inlining mode argument specifying whether to
14947 inline for size/speeed or all functions; add support for flattening;
14949 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14951 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14954 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14955 the name of the declared identifier.
14957 2007-01-19 Dirk Mueller <dmueller@suse.de>
14959 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14960 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14961 duplicate evaluation.
14963 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14965 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14966 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14967 to XFMode, use acosxf2 and truncate result to requested mode.
14968 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14969 (asin<mode>2): Similarly, with asin expanders.
14970 (*fscalexf4_i387): Rename from *fscalexf4.
14971 (expNcorexf3): New expander.
14972 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14973 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14974 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14975 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14976 patterns for SSE math.
14977 (exp10<mode>2): Similarly, with exp10 expanders.
14978 (exp2<mode>2): Similarly, with exp2 expanders.
14979 (expm1<mode>2): Similarly, with expm1 expanders.
14980 (ldexp<mode>3): Similarly, with ldexp expanders.
14981 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14982 Use gen_truncxf<mode>2_i387_noop to truncate result.
14984 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14986 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14987 for ColdFire targets.
14989 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14990 Richard Sandiford <richard@codesourcery.com>
14992 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14993 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14994 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14995 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14996 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14997 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14999 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15001 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15002 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15003 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15004 (*adddi_dilshr32_cf): New pattern.
15005 (adddi3, subdi3): Remove first alternatives.
15007 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15009 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15010 implemented using move.l, do not use its cc result for floating-point
15013 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15015 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15016 from accepting 's' constraints if flag_pic.
15018 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15020 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15021 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15022 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15023 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15025 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15027 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15028 ColdFire alternatives.
15029 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15030 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15031 architectures that support ff1 instruction.
15033 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15034 Julian Brown <julian@codesourcery.com>
15036 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15037 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15038 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15041 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15043 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15045 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15046 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15047 HOST_WIDE_INT instead of an rtx.
15048 (m68k_rtx_costs): Update call accordingly.
15049 (output_move_const_into_data_reg): Likewise. Fix formatting.
15050 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15052 (output_move_simode_const): Update calls after above changes.
15053 Rework to use automatic variables and predicates like MEM_P.
15054 * config/m68k/m68k.md (pushexthisi_const): Update call to
15057 2007-01-19 Dirk Mueller <dmueller@suse.de>
15059 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15060 in dump_flags test.
15062 2007-01-19 Richard Guenther <rguenther@suse.de>
15064 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15065 via cexp in case sincos is not available.
15067 2007-01-19 Richard Guenther <rguenther@suse.de>
15069 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15070 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15071 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15072 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15073 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15074 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15075 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15076 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15078 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15080 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15082 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15083 (atan2xf3): Directly generate RTL pattern.
15084 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15085 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15086 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15087 disable patterns for SSE math.
15088 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15089 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15090 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15091 disable patterns for SSE math.
15093 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15095 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15097 2007-01-18 Roger Sayle <roger@eyesopen.com>
15099 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15100 VIEW_CONVERT_EXPR to the same type as it's operand.
15102 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15104 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15105 configured for long double 128.
15107 2007-01-18 Mike Stump <mrs@apple.com>
15109 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15112 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15114 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15117 2007-01-18 Jan Hubicka <jh@suse.cz>
15119 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15120 greater than NUM_VOP_FREE_BUCKETS.
15122 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15124 * tree-ssa-structalias.c: Update comments.
15125 (ptabitmap_obstack): Removed.
15126 (pta_obstack): New.
15127 (oldpta_obstack): Ditto.
15128 (stats): Add a few members.
15129 (struct variable_info): Remove node, complex, address_taken, and
15130 indirect_target members. Add oldsolution member.
15131 (new_var_info): Do not initialize removed members.
15132 (constraint_expr_type): Remove INCLUDES.
15133 (constraint_graph): Add size, implicit_preds, rep,
15134 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15135 (FIRST_REF_NODE): New macro.
15136 (LAST_REF_NODE): Ditto.
15137 (FIRST_ADDR_NODE): Ditto.
15138 (find): New function.
15140 (dump_constraint): Do not handle INCLUDES.
15141 (insert_into_complex): Do not insert duplicate constraints.
15142 (condense_varmap_nodes): Renamed and rewritten into ...
15143 (merge_node_constraints): This. Also fix bug in handling of
15144 offseted copy constraints.
15145 (clear_edges_for_node): No longer need to deal with preds at all,
15146 or removing associated preds/succs.
15147 (merge_graph_nodes): Deal with indirect_cycles.
15148 Don't deal with predecessors.
15149 (add_implicit_graph_edge): New function.
15150 (add_pred_graph_edge): Ditto.
15151 (add_graph_edge): Don't deal with predecessors.
15152 (build_constraint_graph): Removed.
15153 (build_pred_graph): New function.
15154 (build_succ_graph): Ditto.
15155 (struct scc_info): Removed in_component. Added roots, dfs, and
15156 node_mapping. Remove visited_index, unification_queue.
15157 (scc_visit): Deal with union-find we do now.
15158 Deal with cycles with REF nodes.
15159 (collapse_nodes): Renamed and rewritten to ...
15160 (unify_nodes): This.
15161 (process_unification_queue): Removed.
15162 (topo_visit): Cleanup
15163 (do_da_constraint): Use find.
15164 (do_sd_constraint): Ditto.
15165 (do_ds_constraint): Ditto.
15166 (do_complex_constraint): Ditto.
15167 (init_scc_info): Update for removed and added members.
15168 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15169 (find_indirect_cycles): This.
15170 (equivalence_class): New variable.
15171 (label_visit): New function.
15172 (perform_variable_substitution): Rewritten.
15173 (free_var_substitution_info): New function.
15174 (find_equivalent_node): Ditto.
15175 (move_complex_constraints): Ditto.
15176 (eliminate_indirect_cycles): Ditto.
15177 (solve_graph): Only propagate changed bits.
15178 Use indirect cycle elimination.
15180 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15181 (tree_id_eq): Renamed to ...
15182 (tree_vi_eq): This. Update for member change
15183 (insert_id_for_tree): Renamed and rewritten to ...
15184 (insert_vi_for_tree): This.
15185 (lookup_id_for_tree): Renamed and rewritten to ...
15186 (lookup_vi_for_tree): This.
15187 (get_id_for_tree): Renamed and rewritten to ...
15188 (get_vi_for_tree): Ditto.
15189 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15190 (process_constraint): Don't handle INCLUDES.
15191 Remove special ADDRESSOF case.
15192 (find_func_aliases): Rewrite to use vi functions instead of id
15194 (create_function_info_for): Ditto.
15195 (create_variable_info_for): Ditto.
15196 (intra_create_variable_infos): Ditto.
15197 (merge_smts_into): Ditto.
15198 (find_what_p_points_to): Ditto.
15199 (init_base_vars): Ditto.
15200 (init_alias_vars): Ditto.
15201 (remove_preds_and_fake_succs): New function.
15202 (dump_sa_points_to_info): Dump new stats.
15203 (dump_solution_for_var): Use find.
15204 (set_used_smts): Fix formatting.
15205 (compute_points_to_sets): Updated for new functions.
15206 (ipa_pta_execute): Ditto.
15208 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15209 Richard Sandiford <richard@codesourcery.com>
15211 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15213 * calls.c (expand_call): If the return value is a PARALLEL,
15214 extract its first member.
15215 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15216 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15217 use FUNCTION_EXTRA_EPILOGUE.
15218 (m68k_function_value): Return a PARALLEL if the return value
15219 is of a pointer type.
15220 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15221 (FUNCTION_EXTRA_EPILOGUE): Remove.
15222 * config/m68k/m68k.md (D0_REG): New constant.
15224 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15226 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15227 output a NOP for empty epilogues.
15229 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15231 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15232 before function. Extend register save check to include all
15233 registers, not just integer ones.
15235 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15237 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15238 (m68k_use_return_insn): ...this.
15239 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15240 * config/m68k/m68k.c (use_return_insn): Rename to...
15241 (m68k_use_return_insn): ...this.
15242 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15243 of USE_RETURN_INSN.
15245 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15247 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15248 nearest even, fix denormal rounding overflow.
15250 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15252 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15253 f%$smove and f%$move.
15254 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15255 (extendsfdf2_cf): Use fdmove instead of f%&move.
15256 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15257 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15259 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15261 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15264 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15266 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15267 (coldfire_single_format): Declare.
15268 (coldfire_double_format): Likewise.
15269 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15270 of qnan_msb_set to determine the lower bits of a canonical
15272 (encode_ieee_double): Likewise.
15273 (encode_ieee_quad): Likewise.
15274 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15275 (mips_single_format): Likewise.
15276 (ieee_double_format): Likewise.
15277 (mips_double_format): Likewise.
15278 (ieee_extended_motorola_format): Likewise.
15279 (ieee_extended_intel_96_format): Likewise.
15280 (ieee_extended_intel_128_format): Likewise.
15281 (ieee_extended_intel_96_round_53_format): Likewise.
15282 (ibm_extended_format): Likewise.
15283 (mips_extended_format): Likewise.
15284 (ieee_quad_format): Likewise.
15285 (mips_quad_format): Likewise.
15286 (vax_f_format): Likewise.
15287 (vax_d_format): Likewise.
15288 (vax_g_format): Likewise.
15289 (i370_single_format): Likewise.
15290 (i370_double_format): Likewise.
15291 (decimal_single_format): Likewise.
15292 (decimal_double_format): Likewise.
15293 (decimal_quad_format): Likewise.
15294 (c4x_single_format): Likewise.
15295 (c4x_extended_format): Likewise.
15296 (real_internal_format): Likewise.
15297 (coldfire_single_format): New real_format.
15298 (coldfire_double_format): Likewise.
15299 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15300 canonical_nan_lsbs_set.
15301 (pdp11_d_format): Likewise.
15302 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15303 if TARGET_COLDFIRE_CPU.
15305 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15307 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15308 (output_call, m68k_legitimize_call_address): Declare.
15309 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15310 parenthesees. Add support for a 'W' constraint.
15311 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15312 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15313 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15314 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15316 (override_options): Initialize them. Do not set flag_no_function_cse
15317 for TARGET_ID_SHARED_LIBRARY.
15318 (m68k_output_pic_call): Delete.
15319 (m68k_legitimize_call_address): New function.
15320 (print_operand): Remove the %o prefix. Handle the %p prefix.
15321 (output_call): New function.
15322 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15323 target address from the GOT if symbolic jumps are not allowed.
15324 * config/m68k/m68k.md (call, general_operand): Do not set
15325 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15326 Merge separate flag_pic and !flag_pic define_insns into...
15327 (*call, *call_value): ...these new patterns. Match the address
15328 rather than the containing MEM and require it to be a call_operand.
15329 Use output_call to generate the asm template.
15330 * config/m68k/predicates.md (const_call_operand): New predicate.
15331 (call_operand): Likewise.
15333 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15335 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15336 (STACK_GROWS_DOWNWARD): Define to 1.
15337 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15338 comments, emphasizing that these values are only defaults.
15339 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15340 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15342 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15344 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15346 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15347 Richard Sandiford <richard@codesourcery.com>
15349 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15350 (FP_REGNO_P): New macros.
15351 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15352 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15353 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15354 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15356 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15358 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15359 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15361 * config/m68k/t-floatlib: New file, extracting common code from...
15362 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15363 * config/m68k/t-uclinux: Here.
15364 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15365 routines on ColdFire targets.
15367 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15369 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15370 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15371 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15372 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15373 explicitly set MOTOROLA to 1.
15374 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15376 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15377 Nathan Sidwell <nathan@codesourcery.com>
15379 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15380 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15381 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15382 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15383 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15384 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15385 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15386 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15387 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15388 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15389 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15390 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15391 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15392 (DBX_REGISTER_NUMBER): Delete.
15393 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15394 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15395 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15397 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15399 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15400 * config/flat.h: New file.
15401 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15402 OBJECT_FORMAT_FLAT.
15403 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15404 indirect references for -msep-data or -mid-shared-library.
15405 Do not use PC-relative code addresses either.
15406 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15408 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15409 for shared libraries and crt1.o for executables. Use crti.o and
15411 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15412 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15413 Do not add -elf2flt or -shared-lib-id options here.
15414 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15415 Pass -shared-lib-id if -mid-shared-library, taking the library
15416 identifier from -mshared-library-id if given, otherwise
15418 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15419 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15420 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15421 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15422 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15423 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15425 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15426 jump sequence for ISA A and ISA A+.
15427 (PICJUMP): Likewise.
15429 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15431 * config.gcc (m68k-*-uclinux*): Base the port on the common
15432 and m68k GNU/Linux files rather than on the generic ELF ones.
15433 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15434 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15436 2007-01-18 Julian Brown <julian@codesourcery.com>
15437 Richard Sandiford <richard@codesourcery.com>
15439 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15440 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15441 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15443 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15444 80 unconditionally.
15445 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15447 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15449 * doc/install.texi: Document m68k-uclinuxoldabi.
15450 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15451 * config/m68k/uclinux-oldabi.h: New file, copied from
15452 config/m68k/uclinux.h.
15454 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15456 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15457 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15458 (m32r_compute_frame_size): Use unsigned for regno.
15459 (m32r_reload_lr): Use gen_frame_mem.
15461 (m32r_output_function_epilogue): Don't output the function epilogue
15463 (m32r_expand_epilogue): New.
15464 (direct_return): Return false if the function has the interrupt
15466 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15467 * config/m32r/m32r.md (epilogue): New expander.
15468 (return_lr, return_rte): New insns.
15469 (return): Make it expander.
15470 (return_normal): New expander.
15472 2007-01-18 Josh Conner <jconner@apple.com>
15475 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15476 support for UNLE, UNLT, UNGE, and UNGT.
15478 2007-01-18 Jan Hubicka <jh@suse.cz>
15480 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15481 * tree-tailcall (add_virtual_phis): Likewise.
15482 (optimize_tail_call): Return TODOs.
15483 (execute_tail_calls): Return TODOs.
15484 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15485 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15487 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15488 Cleanup cfg using TODO.
15489 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15490 * passes.c (execute_function_todo): When cleanup did something, remove
15492 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15493 (make_edges): Don't cleanup_cfg.
15495 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15497 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15498 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15499 operate on the top of stack.
15500 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15501 register handling of instructions that output to the second
15503 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15504 (move_for_stack_reg): Special-case check for dead destination
15505 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15507 * config/i386/i386.md (UNSPEC_TAN): New constant.
15508 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15509 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15510 to correctly model move of constant 1.0 to top stack slot.
15511 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15512 (unnamed peephole2 pattern): Remove corresponding peephole2
15513 pattern that optimizes tan insn and loading of constant 1.0.
15514 (tanxf2): Use fptanxf4_i387.
15515 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15516 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15517 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15518 disable patterns for SSE math.
15519 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15520 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15522 2007-01-18 Dirk Mueller <dmueller@suse.de>
15523 Richard Guenther <rguenther@suse.de>
15526 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15527 * common.opt (Warray-bounds): Add new warning option.
15528 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15530 * Makefile.in: make tree-vrp.o depend on toplev.h
15531 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15533 (check_array_refs, check_array_bounds, check_array_ref): New.
15535 2007-01-18 Jan Hubicka <jh@suse.cz>
15537 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15538 (execute_ssa_ccp): Return flags conditionally.
15539 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15541 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15543 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15545 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15546 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15548 * Makefile.c (GTFILES): Add cfglayout.h.
15549 * gengtype.c (open_base_files): Likewise.
15550 * cfglayout.c (cfg_layout_function_footer,
15551 cfg_layout_function_header) Reindent to make gengtype happy.
15552 * cfglayout.h (cfg_layout_function_footer,
15553 cfg_layout_function_header): Add GTY(()) marker.
15555 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15557 2007-01-18 Ben Elliston <bje@au.ibm.com>
15559 * genautomata.c (write_automata): Include xstrerror output in the
15560 error message if writing the DFA description file fails.
15562 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15564 * config/mips/mips-protos.h (mips_output_external): Make it
15566 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15567 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15568 (extern_list): Likewise.
15569 (extern_head): Likewise.
15570 (TARGET_ASM_FILE_END): Likewise.
15571 (mips_file_end): Likewise.
15572 (mips_output_external): Rewritten.
15574 2007-01-18 Ben Elliston <bje@au.ibm.com>
15576 * genpreds.c (write_insn_preds_c): Only write out the function
15577 body for regclass_for_constraint if we have register constraints.
15579 2007-01-17 Tom Tromey <tromey@redhat.com>
15581 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15582 * doc/install.texi (Testing): Use sourceware.org.
15583 (Binaries): Likewise.
15584 (Specific): Likewise.
15585 * doc/contrib.texi (Contributors): Use sourceware.org.
15587 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15589 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15590 (AVR_ENHANCED): Rename to ...
15591 (AVR_HAVE_MUL): ... new.
15592 (avr_enhanced_p): Rename to ...
15593 (avr_have_mul_p): ... new.
15594 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15595 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15596 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15597 (avr_have_mul_p): ... new.
15598 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15599 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15600 'avr_enhanced_p' and 'enhanced'.
15601 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15602 AVR_HAVE_MUL instead of AVR_ENHANCED.
15603 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15604 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15605 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15606 instead of AVR_ENHANCED.
15607 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15608 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15609 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15611 2007-01-17 Ian Lance Taylor <iant@google.com>
15613 * vec.h (VEC_reserve_exact): Define.
15614 (vec_gc_p_reserve_exact): Declare.
15615 (vec_gc_o_reserve_exact): Declare.
15616 (vec_heap_p_reserve_exact): Declare.
15617 (vec_heap_o_reserve_exact): Declare.
15618 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15620 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15621 negative parameter.
15622 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15623 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15624 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15625 * vec.c (calculate_allocation): Add exact parameter. Change all
15627 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15628 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15629 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15630 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15631 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15632 (vec_heap_p_reserve_exact): New function.
15633 (vec_heap_o_reserve_exact): New function.
15635 2007-01-17 Jan Hubicka <jh@suse.cz>
15637 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15639 2007-01-17 Eric Christopher <echristo@apple.com>
15641 * config.gcc: Support core2 processor.
15643 2007-01-16 Jan Hubicka <jh@suse.cz>
15645 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15646 the names, just unlink the chain so we don't crash on dangling pointers
15649 2007-01-16 Jan Hubicka <jh@suse.cz>
15651 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15652 * tree-pass.h: Reorder to make IPA passes appear toegher.
15653 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15654 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15655 parameters, do not call early inliner.
15656 * ipa-inline.c: Update comments. Include tree-flow.h
15657 (cgraph_decide_inlining): Do not compute inlining parameters.
15658 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15659 be called with function context set up.
15660 (pass_ipa_inline): Remove unreachable functions before pass.
15661 (cgraph_early_inlining): Simplify assuming to be called from the
15663 (pass_early_inline): New pass.
15664 (cgraph_gate_ipa_early_inlining): New gate.
15665 (pass_ipa_early_inline): Turn into simple wrapper.
15666 (compute_inline_parameters): New function.
15667 (gate_inline_passes): New gate.
15668 (pass_inline_parameters): New pass.
15669 (apply_inline): Move here from tree-optimize.c
15670 (pass_apply_inline): New pass.
15671 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15673 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15674 doing them by hand.
15675 (tree_function_versioning): Do not allocate dummy struct function.
15676 * tree-inline.h (optimize_inline_calls): Update prototype.
15677 * tree-optimize.c (execute_fixup_cfg): Export.
15678 (pass_fixup_cfg): Remove
15679 (tree_rest_of_compilation): Do not apply inlines.
15680 * tree-flow.h (execute_fixup_cfg): Declare.
15681 * Makefile.in (gt-passes.c): New.
15682 * passes.c: Include gt-passes.h
15683 (init_optimization_passes): New passes.
15684 (nnodes, order): New static vars.
15685 (do_per_function_toporder): New function.
15686 (execute_one_pass): Dump current pass here.
15687 (execute_ipa_pass_list): Don't dump current pass here.
15689 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15691 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15692 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15694 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15696 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15697 (strong_alias): Define.
15698 (__gcc_qmul): Provide non-FMA for soft-float.
15699 (__gcc_qdiv): Same.
15704 (__gcc_qunord): New.
15714 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15715 soft-float functions.
15716 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15717 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15718 about long double soft float.
15720 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15721 Tehila Meyzels <tehila@il.ibm.com>
15723 * tree-vectorizer.h (is_pattern_stmt_p): New.
15724 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15725 formatting (tabs instead of spaces). Cleanup and clarify setting
15726 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15727 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15728 (vectorizable_type_demotion): Check that types are integral.
15729 (vectorizable_type_promotion): Likewise.
15730 (vectorizable_store): Fix typo. Eliminate new-line at end of
15733 2007-01-16 Jan Hubicka <jh@suse.cz>
15735 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15738 2007-01-15 Eric Christopher <echristo@apple.com>
15740 * ifcvt.c: Include vec.h, vecprim.h.
15741 (check_cond_move_block): New argument regs.
15742 Reorganize. Add registers used to regs.
15743 (cond_move_process_if_block): Use regs set above as
15746 2007-01-15 Eric Christopher <echristo@apple.com>
15748 * config/darwin.h: Update copyright.
15749 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15750 (LINK_COMMAND_SPEC): Add -u.
15751 (LINK_SPEC): Fix umbrella for above.
15753 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15755 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15758 2007-01-15 Tom Tromey <tromey@redhat.com>
15760 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15761 * doc/install.texi (Testing): Don't mention jacks.
15762 (Configuration): Document --enable-java-maintainer-mode. Move
15763 --with-java-home to libgcj-specific section. Document
15765 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15767 2007-01-15 Jan Hubicka <jh@suse.cz>
15769 * tree-ssa-dce.c (DCE_TODOs): New.
15770 (propagate_necessity): Return if something changed.
15771 (eliminate_unnecessary_stmts): Likewise.
15772 (perform_tree_ssa_dce): Return TODO flags when needed.
15773 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15775 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15777 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15778 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15779 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15780 patterns using X87MODEF12 mode macro. Extend operand 1
15781 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15782 (log10<mode>2): Ditto.
15783 (log2<mode>2): Ditto.
15784 (log1p<mode>2): Ditto.
15785 (logb<mode>2): Ditto.
15786 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15787 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15788 (*fxtractxf3_i387): Rename from *fxtractxf3.
15789 (fxtract_extend<mode>xf3_i387): New insn pattern.
15790 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15791 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15792 and gen_fyl2xxf3_i387().
15794 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15796 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15797 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15798 get_loop_exit_edges. Changed return type to bool.
15799 * cfgloop.h (fix_loop_placement): Declaration removed.
15801 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15803 * param.h (MIN_VECT_LOOP_BOUND): New.
15804 * params.def (MIN_VECT_LOOP_BOUND): New.
15805 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15806 argument - minimum threshold for number of iterations.
15807 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15808 argument to declaration.
15809 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15810 MIN_VECT_LOOP_BOUND.
15811 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15812 slpeel_tree_peel_loop_to_edge with additional argument.
15813 (vect_do_peeling_for_alignment): Likewise.
15814 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15816 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15819 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15820 operands of size 1.
15822 2007-01-14 Jan Hubicka <jh@suse.cz>
15824 * tree-dfa.c (remove_referenced_var): New function.
15825 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15826 prune referenced vars list too.
15827 * tree-flow.h (remove_referenced_var): Declare.
15829 2007-01-14 Jan Hubicka <jh@suse.cz>
15831 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15833 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15834 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15835 * except.h (verify_eh_throw_table_statements): Kill prototype.
15836 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15837 into call exrepssions.
15838 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15840 * tree-cfg.c: Include pointer-set.h.
15841 (verify_node_sharing): Work on pointer set.
15842 (verify_eh_throw_stmt_node): New.
15843 (verify_stmts): Use pointers sets, verify throw_stmt.
15845 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15847 * ipa-reference.c (analyze_function): Consider also addresses taken
15850 2007-01-12 Roger Sayle <roger@eyesopen.com>
15852 * c-typeck.c (null_pointer_constant_p): Replace use of
15853 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15854 (build_c_cast): Likewise.
15856 2007-01-12 Roger Sayle <roger@eyesopen.com>
15858 * tree.h (force_fit_type_double): Remove unused final argument.
15859 * c-common.c (constant_expression_warning): Replace use of
15860 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15861 (convert_and_check): Likewise.
15862 (shorten_compare): Update call to force_fit_type_double.
15863 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15864 * convert.c (convert_to_pointer): Update call to
15865 force_fit_type_double.
15866 * fold-const.c (force_fit_type_double): Remove overflowed_const
15868 (int_const_binop, fold_convert_const_int_from_int,
15869 fold_convert_const_int_from_real, fold_div_compare,
15870 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15871 fold_abs_const, fold_not_const): Remove the final argument from
15872 calls to force_fit_type_double.
15874 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15876 * configure.ac: Set insn to "nop" for spu-*-* also.
15877 * configure: Regenerate.
15879 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15881 * builtins.def : Add BUILT_IN_FREE.
15883 2007-01-12 Jan Hubicka <jh@suse.cz>
15885 PR tree-optimization/30443
15886 * tree-inline.c (tree_function_versioning): Do not optimize when
15887 cloning for inlining.
15889 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15891 * doc/loop.texi: Document recording of loop exits.
15892 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15893 (update_single_exits_after_duplication,
15894 update_single_exit_for_duplicated_loop,
15895 update_single_exit_for_duplicated_loops): Removed.
15896 (duplicate_loop_to_header_edge): Do not call
15897 update_single_exits_after_duplication and
15898 update_single_exit_for_duplicated_loops.
15899 (loop_version): Do not update single_exit information.
15900 (fix_loop_structure): Use record_loop_exits instead of
15901 mark_single_exit_loops.
15902 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15903 the lists of loop exits.
15904 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15905 split_edge, merge_blocks): Update the lists of loop exits.
15906 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15907 loop_optimizer_init.
15908 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15909 of mark_single_exit_loops.
15910 (loop_optimizer_finalize): Call release_recorded_exits.
15911 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15912 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15913 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15914 update single exit information.
15915 * lambda-code.c (perfect_nestify): Ditto.
15916 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15917 (mark_single_exit_loops): Removed.
15918 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15919 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15920 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15922 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15923 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15924 (verify_loop_structure): Verify consistency of the exit lists.
15925 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15926 (set_single_exit): Removed.
15927 * cfgloop.h (struct loop_exit): New function.
15928 (struct loop): single_exit_ field replaced by exits field.
15929 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15930 (struct loops): Added exits hash.
15931 (mark_single_exit_loops, set_single_exit): Declaration removed.
15932 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15934 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15936 * doc/invoke.texi: Avoid use of @headitem.
15938 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15940 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15942 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15944 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15947 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15948 Richard Sandiford <richard@codesourcery.com>
15950 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15951 * config/m68k/m68k.opt: Resort options.
15952 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15954 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15955 Richard Sandiford <richard@codesourcery.com>
15957 * doc/invoke.texi: Document the macros that are defined by
15958 m68k's -mtune and -mhard-float options.
15959 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15960 (m68k_cpp_cpu_family): Likewise.
15961 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15962 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15963 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15964 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15965 (m68k_cpp_cpu_family): Likewise.
15967 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15969 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15970 macros besides mc68000 as tuning macros. Use a switch statement
15971 to set them and mcpu32.
15973 2007-01-12 Julian Brown <julian@codesourcery.com>
15975 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15976 (TARGET_68040_ONLY): Rename to...
15977 (TARGET_68040): ...this.
15978 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15979 * config/m68k/m68k.md: Likewise.
15981 2007-01-12 Julian Brown <julian@codesourcery.com>
15982 Nathan Sidwell <nathan@codesourcery.com>
15983 Richard Sandiford <richard@codesourcery.com>
15985 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15986 the -mcpu= argument associated with the --with-cpu setting.
15987 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15988 if different from the one implied by the -mcpu setting.
15989 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15990 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15991 * doc/invoke.texi: Mention ColdFire in the introduction to the
15992 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15993 -mno-div and -mhard-float options. Make -m68881 a synonym for
15994 -mhard-float. Document the previously-undocumented -m5206e,
15995 -m528x, -m5307 and -m5407 options. Tweak the existing option
15996 documentation for consistency.
15997 * doc/install.texi: Mention new --with-cpu arguments.
15998 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15999 default CPU if neither -mcpu nor -march are specified.
16000 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16001 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16002 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16003 using m68k_tune to decide between families that implement the
16004 same ISA. Use m68k_tune to set __mcfv4e__.
16005 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16006 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16007 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16008 (FL_ISA_C, FL_ISA_MMU): New macros.
16009 (MASK_COLDFIRE): Delete.
16010 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16011 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16012 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16013 (TARGET_HARD_FLOAT): Do not define here.
16014 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16015 (TUNE_68000): New macro.
16016 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16017 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16018 (TUNE_CFV2): Redefine in terms of m68k_tune.
16019 (uarch_type, target_device, fpu_type): New enums.
16020 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16021 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16022 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16023 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16024 (FL_FOR_isa_c): New macros.
16025 (m68k_isa): New enum.
16026 (m68k_target_selection): New structure.
16027 (all_devices, all_isas, all_microarchs): New tables.
16028 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16029 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16030 (MASK_ALL_CPU_BITS): Delete.
16031 (m68k_find_selection): New function.
16032 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16033 Map the legacy target options to a combination of the new ones.
16034 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16035 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16036 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16038 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16039 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16041 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16042 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16043 * config/m68k/m68k-devices.def: New file.
16045 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16046 Nathan Sidwell <nathan@codesourcery.com>
16048 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16049 (SUBTARGET_EXTRA_SPECS): New macros.
16050 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16051 use %(asm_cpu_spec) instead.
16052 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16053 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16054 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16055 (EXTRA_SPECS): Rename to...
16056 (SUBTARGET_EXTRA_SPECS): ...this.
16058 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16059 Richard Sandiford <richard@codesourcery.com>
16060 Julian Brown <julian@codesourcery.com>
16062 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16063 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16064 to the configuration's default CPU.
16065 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16066 Remove default masks.
16067 (m680[012]0-*-*): Set the default with_cpu to the first part of
16069 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16070 (m68k*-*-linux): Extend the --with-cpu handling to...
16071 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16072 and m68010. Don't set target_cpu_default2.
16073 * doc/install.texi: Document --with-cpu for m68k.
16074 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16075 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16076 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16077 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16078 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16079 (ASM_SPEC): Remove use of %(asm_cpu_default).
16080 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16081 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16082 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16083 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16084 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16085 (TARGET_DEFAULT): Delete.
16086 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16087 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16088 (CPP_CPU_SPEC): Delete.
16089 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16090 the appropriate string.
16091 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16092 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16093 (ASM_SPEC): Don't use %(asm_default_spec).
16094 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16095 TARGET_DEFAULT and add MASK_68881.
16096 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16098 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16100 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16101 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16102 MASK_68010 alongside MASK_68020.
16103 * doc/invoke.texi: Document -m68010.
16104 * config/m68k/m68k.opt (m68010): New.
16105 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16107 (TUNE_68010): New macro.
16108 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16109 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16110 (M68K_CPU_m68332): Add MASK_68010.
16111 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16112 fallback definition.
16113 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16115 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16116 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16117 to all entries that use MASK_68020.
16118 (output_move_simode_const, output_move_himode, output_move_qimode)
16119 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16120 instead of TARGET_68020 to select clr behavior. Remove comment
16121 about there being no TARGET_68010.
16122 * config/m68k/m68k.md: Likewise throughout.
16124 2007-01-12 Julian Brown <julian@codesourcery.com>
16126 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16127 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16128 * config/m68k/m68k.md: Likewise.
16130 2007-01-12 Julian Brown <julian@codesourcery.com>
16132 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16133 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16135 2007-01-12 Julian Brown <julian@codesourcery.com>
16137 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16138 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16139 * config/m68k/m68k.md: Likewise.
16141 2007-01-12 Julian Brown <julian@codesourcery.com>
16142 Richard Sandiford <richard@codesourcery.com>
16144 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16145 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16146 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16148 (TARGET_CPU32): Rename to...
16149 (TUNE_CPU32): ...this.
16150 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16151 (TUNE_CFV2): New macros.
16152 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16153 remove conditions that are implied by TARGET_68020.
16154 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16155 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16156 (m68k_output_function_epilogue): Likewise.
16157 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16158 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16159 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16160 non-68000 timings. Refactor multiplication and division costs.
16161 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16162 TUNE_CPU32 instead of TARGET_CPU32.
16163 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16164 and TUNE_68060 instead of TARGET_68060.
16165 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16166 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16168 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16169 && !TARGET_COLDFIRE" to choose between moveq and clr.
16170 Likewise in the unnamed movsf pattern.
16171 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16172 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16175 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16177 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16178 of tabbing before backslashes.
16180 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16182 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16183 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16184 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16186 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16188 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16189 find_interesting_uses_cond.
16190 (find_interesting_uses_cond): Use extract_cond_operands.
16191 (rewrite_use_compare): Use extract_cond_operands and
16192 force_gimple_operand_bsi. Do not call update_stmt.
16193 (determine_use_iv_cost_condition): Use extract_cond_operands.
16194 Return cheaper of using original bound and changing the exit bound.
16196 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16198 PR tree-optimization/29516
16199 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16200 most_expensive_mult_to_index, addr_to_parts,
16201 create_mem_ref, maybe_fold_tmr): Make the type of
16202 fields of TARGET_MEM_REF sizetype.
16203 (move_fixed_address_to_symbol, move_pointer_to_base):
16205 * tree.def (TARGET_MEM_REF): Add comment on types of
16208 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16210 * c-common.c (vector_types_convertible_p): Treat opaque types as
16211 always convertible if they have the same size, but not otherwise.
16213 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16215 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16216 Remove the b_unconditional field.
16217 (noce_try_sign_mask): Do not look at b_unconditional.
16218 (noce_process_if_block): Do not use merge_if_blocks. Update
16219 the CFG here. Do not set b_unconditional.
16220 (cond_move_process_if_block): Likewise.
16221 (find_cond_trap): Likewise.
16222 (check_cond_move_block): Require simple jump insns at the end
16223 of the basic block.
16225 2007-01-11 Jan Hubicka <jh@suse.cz>
16227 PR tree-optimization/1046
16228 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16229 when alias info is not ready.
16230 (pass_tail_recursion): Do not require aliasing.
16231 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16232 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16233 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16234 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16235 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16236 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16237 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16239 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16240 When aliasing is not build, mark statement as volatile.
16242 2007-01-11 Tom Tromey <tromey@redhat.com>
16244 PR preprocessor/15185, PR preprocessor/20989:
16245 * doc/cppopts.texi <-MT>: Update description of algorithm for
16246 computing default target.
16247 <-M, -MD>: Reword "basename" text.
16249 2007-01-11 Roger Sayle <roger@eyesopen.com>
16251 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16252 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16253 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16254 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16255 fold_builtin_bswap, real_constp, fold_builtin_pow,
16256 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16257 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16258 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16259 * convert.c (convert_to_pointer): Likewise.
16260 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16261 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16262 const_binop, fold_convert_const_int_from_int,
16263 fold_convert_const_int_from_real,
16264 fold_convert_const_real_from_real, sign_bit_p,
16265 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16266 fold_sign_changed_comparison, fold_unary, fold_comparison,
16267 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16268 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16269 * print-tree.c (print_node_brief, print_node): Likewise.
16270 * stor-layout.c (place_field, layout_type): Likewise.
16271 * tree-chrec.c (keep_cast): Likewise.
16272 * tree.c (build_vector, build_real, build_real_from_int_cst,
16273 build_complex): Likewise.
16275 2007-01-11 Roger Sayle <roger@eyesopen.com>
16277 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16278 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16280 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16282 * configure.ac (strict1_warn): Rename to strict_warn.
16283 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16284 cc_set_by_configure, quoted_cc_set_by_configure,
16285 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16286 all_boot_languages, all_stagestuff): Remove.
16287 (target_list): Remove bootstrap targets.
16288 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16289 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16290 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16291 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16292 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16293 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16294 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16295 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16296 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16297 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16298 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16299 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16300 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16301 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16302 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16303 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16304 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16305 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16306 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16307 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16308 (mostlyclean): Adjust.
16309 (clean, distclean): Don't mention bootstrap stuff.
16310 * configure: Regenerate.
16311 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16312 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16313 treelang/config-lang.in (stagestuff): Remove.
16314 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16315 stageprofile, stagefeedback, stagestuff): Remove mention.
16317 2007-01-11 Nick Clifton <nickc@redhat.com>
16319 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16321 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16322 (mcore_arith_K_S_operand): Run the test for the S constraint not
16323 the test for the M constraint.
16324 (mcore_addsub_operand): Do not accept integer values that are
16325 larger than 32 bits.
16326 * config/mcore/mcore.md: Remove unused constraints from split.
16327 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16328 (addsi3): Likewise.
16329 (allocate_stack): Likewise.
16330 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16331 operands to 32 bits.
16332 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16334 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16335 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16336 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16337 mcore_output_bclri, mcore_output_andn, output_inline_const,
16338 mcore_output_move, mcore_output_movedouble): Likewise.
16339 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16340 (output_inline_const): Likewise.
16341 (output_inline_const): Fix format strings used in sprintf
16343 * config/mcore/mcore-protos.h: Update prototypes for changed
16344 functions in mcore.c.
16345 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16346 HOST_WIDE_INT and not int.
16347 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16348 CONST_OK_FOR_N): Likewise.
16349 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16350 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16353 2007-01-10 Jan Hubicka <jh@suse.cz>
16355 * tree-vrp.c (remove_range_assertions): Release defs.
16356 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16357 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16359 2007-01-10 Paul Brook <paul@codesourcery.com>
16361 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16362 * config/arm/arm.md (mulsi3subsi): New insn.
16364 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16366 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16367 (tree_transform_and_unroll_loop): New.
16368 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16371 2007-01-10 Robert Kennedy <jimbob@google.com>
16373 * fold-const.c (fold_comparison): Fold comparisons like (x *
16374 1000 < 0) to (x < 0).
16376 2007-01-10 Ian Lance Taylor <iant@google.com>
16378 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16379 operands have the same priority.
16381 2007-01-10 Tom Tromey <tromey@redhat.com>
16383 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16384 (fold_binary): Likewise.
16385 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16386 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16387 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16388 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16389 * langhooks.h (struct lang_hooks): Removed field
16390 'can_use_bit_fields_p'.
16392 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16394 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16396 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16398 * function.c (get_last_funcdef_no): New function.
16399 * function.h (get_last_funcdef_no): Declare.
16400 * tree-inline.c (initialize_cfun): Add initialization.
16401 (tree_function_versioning): Cleanup.
16403 2007-01-10 Jan Hubicka <jh@suse.cz>
16405 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16408 2007-01-10 Sa Liu <saliu@de.ibm.com>
16409 Ben Elliston <bje@au.ibm.com>
16411 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16412 for SAVE_NONLOCAL and Pmode for any other save level.
16413 * spu-protos.h (spu_restore_stack_block): Declare.
16414 * spu.md (save_stack_block): Remove.
16415 (restore_stack_block): Call spu_restore_stack_block.
16416 * spu.c (spu_restore_stack_block): New function.
16417 (spu_expand_epilogue): Remove old comment.
16419 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16421 PR tree-optimization/30322
16422 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16423 (cand_value_at): Return the value as aff_tree.
16424 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16425 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16426 aff_combination_mult): New functions.
16427 (aff_combination_add): Use aff_combination_add_cst.
16428 (aff_combination_convert): Allow conversions to a wider type.
16429 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16430 * tree-affine.h (aff_combination_mult): Declare.
16432 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16434 * doc/tm.texi: Update documentation to reflect reality of exec
16435 and start file search behaviours. Update copyright year.
16436 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16437 header file directories.
16439 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16441 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16442 (*cosxf2): Rename to cosxf2_i387.
16443 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16444 using X87MODEF12 mode macro. Rename patterns to
16445 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16447 (*cosdf2, *cossf2): Ditto.
16448 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16449 to match extended input operands.
16450 (sincos<mode>3): New expander.
16451 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16452 insn patterns and corresponding splitters.
16454 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16456 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16457 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16459 2007-01-09 Nicolas Pitre <nico@cam.org>
16462 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16464 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16466 * target.h (struct gcc_target): New field library_rtti_comdat.
16467 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16468 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16469 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16470 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16472 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16474 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16476 2007-01-08 Richard Guenther <rguenther@suse.de>
16478 * tree.h (force_fit_type_double): Export.
16479 (force_fit_type): Remove.
16480 * fold-const.c (force_fit_type_double): New function.
16481 (force_fit_type): Remove.
16482 (int_const_binop): Use it.
16483 (fold_convert_const_int_from_int): Likewise.
16484 (fold_convert_const_int_from_real): Likewise.
16485 (fold_div_compare): Likewise.
16486 (fold_sign_changed_comparison): Likewise.
16487 (fold_unary): Likewise.
16488 (fold_negate_const): Likewise.
16489 (fold_abs_const): Likewise.
16490 (fold_not_const): Likewise.
16491 * c-common.c (shorten_compare): Use force_fit_type_double.
16492 * convert.c (convert_to_pointer): Likewise.
16494 2007-01-08 Richard Guenther <rguenther@suse.de>
16496 * tree.h (build_int_cst_wide_type): Export.
16497 * tree.c (build_int_cst_wide_type): New function.
16498 (build_int_cst_wide): Fix comment.
16499 * builtins.c (fold_builtin_object_size): Use build_int_cst
16500 to build -1 or 0 of the correct type. Use fit_double_type
16501 to check for overflow.
16502 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16504 (decode_field_reference): Likewise.
16505 (all_ones_mask_p): Likewise.
16506 (native_interpret_int): Use build_int_cst_wide_type.
16507 (fold_binary): Use build_int_cst_type to build an all-ones
16509 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16511 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16513 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16515 2007-01-09 Ben Elliston <bje@au.ibm.com>
16517 * genautomata.c (STATS_OPTION): New option.
16518 (stats_flag): New flag.
16519 (gen_automata_option): Handle it.
16520 (initiate_automaton_gen): Ditto.
16521 (write_automata): Output statistics only if stats_flag is
16522 set. Likewise, output time statistics only if time_flag is set.
16523 * doc/md.texi (Processor pipeline description): Document new flag.
16525 2007-01-08 Richard Guenther <rguenther@suse.de>
16527 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16528 * tree.c (build_int_cst_type): Likewise.
16529 (size_in_bytes): Don't call force_fit_type on the result.
16530 (int_fits_type_p): Use fit_double_type.
16531 * fold-const.c (fit_double_type): New function.
16532 (force_fit_type): Use it.
16533 * tree.h (fit_double_type): Export.
16535 2007-01-08 Jan Hubicka <jh@suse.cz>
16537 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16538 * ipa.c (function_and_variable_visibility): Fix return type.
16540 2007-01-08 Richard Guenther <rguenther@suse.de>
16542 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16543 of offset to build the index.
16544 * tree-pretty-print.c (dump_generic_node): Don't build negated
16545 const just for printing.
16546 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16547 * builtins.c (fold_builtin_int_roundingfn): Check if result
16548 fits the type by using force_fit_type and comparing the result.
16549 * predict.c (predict_loops): Use compare_tree_int for comparison.
16550 * tree.c (build_int_cst): Fall back to integer_type_node for
16552 (build_int_cst_wide): Assert type is non-null.
16554 2007-01-08 Roberto Costa <roberto.costa@st.com>
16556 * tree-vrp.c (extract_range_from_cond_expr): New.
16557 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16558 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16560 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16561 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16562 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16563 used as expressions.
16564 * tree-object-size.c (cond_expr_object_size): New.
16565 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16567 2007-01-08 Jan Hubicka <jh@suse.cz>
16569 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16570 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16573 2007-01-08 Richard Guenther <rguenther@suse.de>
16575 PR tree-optimization/23603
16576 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16577 (extract_range_from_binary): Fall back to truthvalue instead of
16578 varying for TRUTH_*_EXPR.
16579 (extract_range_from_comparison): Fall back to truthvalue instead of
16581 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16582 if all visited PHI values were constant.
16584 2007-01-08 Jan Hubicka <jh@suse.cz>
16586 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16587 (cgraph_analyze_function): break out from ...
16588 (cgraph_finalize_compilation_unit): ... here.
16589 (cgraph_expand_function): Remove forgoten commented out line.
16590 (cgraph_optimize): Analyze functions.
16592 2007-01-08 Jan Hubicka <jh@suse.cz>
16594 * tree-pas.h (TODO_remove_function): New flag.
16595 (TODO_update*): Renumber.
16596 (pass_ipa_increase_alignment,
16597 pass_ipa_function_and_variable_visibility): New passes.
16598 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16599 (cgraph_function_and_variable_visibility): Move to ipa.c
16600 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16601 cgraph_increase_alignment.
16602 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16603 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16604 calling tree-inline.
16605 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16606 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16607 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16608 (gate_increase_alignment): New function.
16609 (pass_ipa_increase_alignment): New pass.
16610 * ipa.c: Inline tree-pass.h and timevar.h
16611 (function_and_variable_visibility): Move here from cgraphunit.c
16612 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16613 * passes.c (init_optimization_passes): Add the two new passes.
16614 (execute_todo): Handle cgraph_remove_functions.
16616 2007-01-08 Nick Clifton <nickc@redhat.com>
16618 * config/frv/predicates.md (reg_or_0_operand): Accept
16621 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16623 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16624 * config.gcc: Add bfin*-rtems*.
16626 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16628 * c.opt: Add -flax-vector-conversions.
16629 * c-typeck.c (convert_for_assignment): Pass flag to
16630 vector_types_convertible_p to allow emission of note.
16631 (digest_init): Likewise.
16632 * c-opts.c: Handle -flax-vector-conversions.
16633 * c-common.c (flag_lax_vector_conversions): New.
16634 (vector_types_convertible_p): Unless -flax-vector conversions
16635 has been passed, disallow conversions between vectors with
16636 differing numbers of subparts and/or element types. If such
16637 a conversion is disallowed, possibly emit a note on the first
16638 occasion only to inform the user of -flax-vector-conversions.
16639 The new last argument specifies this.
16640 * c-common.h (flag_lax_vector_conversions): New.
16641 (vector_types_convertible_p): Add extra argument.
16642 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16643 char_type_node for V*QI type vectors.
16644 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16645 Update to satisfy new typechecking rules.
16646 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16647 C and C++ variants.
16648 * doc/invoke.texi (C Dialect Options): Document
16649 -flax-vector-conversions.
16651 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16653 PR tree-optimization/29877
16654 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16655 a register variable on the RHS to not be replaceable.
16657 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16658 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16659 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16660 const_simm15, const_pow2, const_npow2): Added.
16661 * config/score/misc.md (insv, extv, extzv, movmemsi,
16662 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16663 * config/score/score.c (score_address_cost, score_select_cc_mode):
16665 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16666 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16667 Update score_print_operand.
16668 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16669 Adjust register allocate order and update some macro define.
16670 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16671 mdx_block_move_straight, mdx_block_move_loop_head,
16672 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16673 mdx_block_move): Added.
16674 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16675 mdp_limm): Updated and fix some bug and typo.
16676 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16677 (movsf, movdf, doloop_end): Added.
16679 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16681 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16682 config/arm/thumb2.md: Fix comment typos.
16683 * doc/extend.texi: Fix a typo.
16685 2007-01-07 Eric Christopher <echristo@apple.com>
16687 * configure.ac: Check for __stack_chk_fail for darwin.
16688 * configure: Regenerate.
16690 2007-01-07 Richard Guenther <rguenther@suse.de>
16692 * tree-vrp.c (extract_range_from_assert): CSE calls to
16693 compare_values where possible.
16694 (extract_range_from_unary_expr): Likewise.
16696 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16698 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16699 * config/avr/avr.c (call_insn_operand): Delete function.
16700 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16701 instead of register number. Use predicates.
16702 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16703 call_insn_operand): Add.
16705 2007-01-06 Jan Hubicka <jh@suse.cz>
16707 * tree-pass.h (pass_build_cgraph_edges): Declare.
16708 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16709 (visited_nodes): Remove.
16710 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16711 build_cgrpah_edges; make visited_nodes local.
16712 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16713 (record_references_in_initializer): Move to cgraphbuild.c
16714 (initialize_inline_failed, rebuild_cgraph_edges,
16715 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16716 (verify_cgraph_node): Make visited_nodes local.
16717 (cgraph_analyze_function): Do not call cgraph_create_edges and
16718 initialize_inline_failed.
16719 (cgraph_expand_function): Do not call cgraph_lower_function;
16720 assert that function is already lowered.
16721 * Makefile.in (cgraphbuild.o): New.
16722 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16723 at the end of lowering passes.
16725 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16727 * ifcvt.c (cond_move_convert_if_block): New function, code
16728 factored out from...
16729 (cond_move_process_if_block): ...here. Call the new function
16730 on the THEN and ELSE blocks.
16731 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16732 already takes care of this.
16734 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16737 * tree.h (TREE_OVERFLOW_P): New.
16738 * c-typeck.c (parser_build_unary_op): Warn only if result
16739 overflowed and operands did not.
16740 (parser_build_binary_op): Likewise.
16741 (convert_for_assignment): Remove redundant overflow_warning.
16742 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16744 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16746 * c-typeck.c (store_init_value): Split over two lines to follow
16747 the GNU coding style.
16749 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16751 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16752 __GXX_EXPERIMENTAL_CXX0X__.
16753 * doc/cpp.texi: Same.
16755 2007-01-05 Richard Guenther <rguenther@suse.de>
16757 PR middle-end/27826
16758 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16759 with mismatched types. Instead explicitly build a
16760 conversion NOP_EXPR.
16762 2007-01-05 Ian Lance Taylor <iant@google.com>
16764 * c-common.c (decl_with_nonnull_addr_p): New function.
16765 (c_common_truthvalue_conversion): Call it.
16766 * c-typeck.c (build_binary_op): Likewise.
16767 * c-common.h (decl_with_nonnull_addr_p): Declare.
16769 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16772 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16775 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16777 * doc/install.texi (Final install): Document the fact that
16778 the GNAT runtime should not be stripped.
16780 2007-01-04 Jan Hubicka <jh@suse.cz>
16782 * tree-inline.c (fold_marked_statements): Update operand caches
16783 and EH after folding
16785 2007-01-04 Ian Lance Taylor <iant@google.com>
16787 * c-common.c (check_function_nonnull): Whitespace fix.
16789 2007-01-04 Jan Hubicka <jh@suse.cz>
16791 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16792 comitted older version of patch.
16793 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16794 function, celanup cfg and collect garbage.
16796 2007-01-04 Mike Stump <mrs@apple.com>
16798 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16801 2007-01-04 Eric Christopher <echristo@apple.com>
16803 * libgcc2.c (__bswapsi2): Use SItype.
16804 (__bswapdi2): Use DItype.
16805 * libgcc2.h: Update for above.
16807 2007-01-04 Paul Brook <paul@codesourcery.com>
16809 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16810 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16811 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16812 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16813 umulsi3_highpart): Make conditional on !arm_arch6.
16814 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16815 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16816 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16817 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16818 umulsi3_highpart_v6): New insns.
16820 2007-01-04 Roger Sayle <roger@eyesopen.com>
16822 * fold-const.c (fold_convert): When casting an expression to void,
16823 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16824 have a type. Instead of attempting to build a NOP_EXPR, return
16825 these "special" trees directly.
16827 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16829 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16830 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16831 rs6000_cost->fp not 0 as adjustment for outer NEG.
16833 2007-01-04 Jan Hubicka <jh@suse.cz>
16835 * cgraph.c (cgraph_release_function_body): New function.
16836 (cgraph_remove_node): Use it.
16837 * cgraph.h (cgraph_release_function_body): Declare.
16838 * cgraphunit.c (cgraph_expand_function): Use it.
16839 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16840 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16841 is initialized and while compilation of other function is running.
16842 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16843 statement CFG annotations from here to ...
16844 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16846 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16848 * cfgloop.h (enum li_flags): Make the constants powers of two.
16850 2007-01-04 Jan Hubicka <jh@suse.cz>
16852 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16854 (fold_marked_statements): New function.
16855 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16856 * tree-inline.h (copy_body_data): Add statements_to_fold.
16858 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16860 * config.gcc: Mention libgcc/config.host.
16861 * Makefile.in: Update comments mentioning libgcc.
16862 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16863 (all.cross, start.encap, rest.encap, rest.cross): Update
16864 dependencies for libgcc move.
16865 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16866 (clean-target, clean-target-libgcc): Delete.
16867 (srcdirify, GCC_EXTRA_PARTS): New macros.
16868 (libgcc-support, libgcc.mvars): New rules.
16869 (distclean): Remove mention of mklibgcc.
16870 (install): Don't reference INSTALL_LIBGCC.
16871 (install-common): Don't reference EXTRA_PARTS.
16872 (install-libgcc, install-multilib): Delete rules.
16873 * mklibgcc.in: Delete file.
16874 * doc/configfiles.texi: Don't mention mklibgcc.
16876 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16877 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16878 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16879 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16880 (mklibgcc, ldblspecs): Likewise.
16882 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16883 (posixpre.def): Use $(T).
16884 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16885 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16886 (SHLIB_LINK): Make dummy.
16887 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16889 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16891 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16892 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16893 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16894 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16896 * configure.ac (all_outputs): Remove mklibgcc.
16897 * configure: Regenerated.
16899 2007-01-03 Josh Conner <jconner@apple.com>
16901 PR middle-end/29683
16902 * calls.c (compute_argument_addresses): Set stack and stack_slot
16903 for partial args, too.
16904 (store_one_arg): Use locate.size.constant for the size when
16905 generating a save_area.
16907 2007-01-03 Robert Kennedy <jimbob@google.com>
16909 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16910 whose definitions are deleted due to basic block merging.
16912 2007-01-03 Paul Brook <paul@codesourcery.com>
16915 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16917 (use_return_insn): Return 0 for Thumb interrupt functions.
16918 (print_multi_reg): Add rfe argument for IRQ returns.
16919 (arm_output_epilogue): Pop interrupt return address directly into PC.
16920 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16922 2007-01-03 Paul Brook <paul@codesourcery.com>
16924 Merge from sourcerygxx-4_1.
16925 * config/arm/thumb2.md: New file.
16926 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16928 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16929 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16930 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16931 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16933 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16934 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16936 * config/arm/ieee754-sf.S: Ditto.
16937 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16938 (thumb1_base_register_rtx_p): ... to this.
16939 (thumb_index_register_rtx_p): Rename...
16940 (thumb1_index_register_rtx_p): ... to this.
16941 (thumb_output_function_prologue): Rename...
16942 (thumb1_output_function_prologue): ... to this.
16943 (thumb_legitimate_address_p): Rename...
16944 (thumb1_legitimate_address_p): ... to this.
16945 (thumb_rtx_costs): Rename...
16946 (thumb1_rtx_costs): ... to this.
16947 (thumb_compute_save_reg_mask): Rename...
16948 (thumb1_compute_save_reg_mask): ... to this.
16949 (thumb_final_prescan_insn): Rename...
16950 (thumb1_final_prescan_insn): ... to this.
16951 (thumb_expand_epilogue): Rename...
16952 (thumb1_expand_epilogue): ... to this.
16953 (arm_unwind_emit_stm): Rename...
16954 (arm_unwind_emit_sequence): ... to this.
16955 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16956 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16957 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16958 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16959 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16960 thumb2_output_casesi): New functions.
16961 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16962 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16963 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16964 THUMB2_WORK_REGS): Define.
16965 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16966 arm_condexec_mask, arm_condexec_masklen)): New variables.
16967 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16968 (arm_override_options): Check new CPU capabilities.
16969 Set new architecture flag variables.
16970 (arm_isr_value): Handle v7m interrupt functions.
16971 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16973 (const_ok_for_arm): Handle Thumb-2 constants.
16974 (arm_gen_constant): Ditto. Use movw when available.
16975 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16977 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16978 (thumb_find_work_register, arm_load_pic_register,
16979 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16980 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16981 print_multi_reg, output_mov_long_double_fpa_from_arm,
16982 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16983 output_mov_double_fpa_from_arm, output_move_double,
16984 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16985 output_return_instruction, arm_output_function_prologue,
16986 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16987 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16988 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16989 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16990 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16991 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16993 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16994 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16995 (arm_file_start): Output directive for unified syntax.
16996 (arm_unwind_emit_set): Handle stack alignment instruction.
16997 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16998 Add v6t2, v7, v7a, v7r and v7m.
16999 (RETLDM): Add Thumb-2 code.
17000 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17001 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17002 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17003 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17004 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17005 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17006 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17007 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17008 ADJUST_INSN_LENGTH): Define.
17009 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17010 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17011 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17012 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17013 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17014 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17015 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17016 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17017 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17018 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17019 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17020 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17021 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17022 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17023 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17024 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17025 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17027 * config/arm/arm-tune.md: Regenerate.
17028 * config/arm/arm-protos.h: Update prototypes.
17029 * config/arm/vfp.md: Enable patterns for Thumb-2.
17030 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17031 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17032 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17033 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17034 * config/arm/libunwind.S: Add Thumb-2 code.
17035 * config/arm/constraints.md: Update include Thumb-2.
17036 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17037 * config/arm/ieee754-df.S: Ditto.
17038 * config/arm/bpabi.S: Ditto.
17039 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17040 * config/arm/predicates.md (low_register_operand,
17041 low_reg_or_int_operand, thumb_16bit_operator): New.
17042 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17043 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17044 * config/arm/t-arm-elf: Add armv7 multilib.
17045 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17047 (UNSPEC_STACK_ALIGN, ce_count): New.
17048 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17049 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17051 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17052 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17053 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17054 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17055 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17056 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17058 * doc/extend.texi: Document ARMv7-M interrupt functions.
17059 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17061 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17063 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17064 (struct _Unwind_Context): Rename args_size to flags, remove
17065 signal_frame field, add a new args_size field and version field.
17066 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17067 _Unwind_IsExtendedContext): New inline functions.
17068 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17069 Assume by_value array is only present if _Unwind_IsExtendedContext.
17070 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17071 _Unwind_IsSignalFrame.
17072 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17073 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17074 (uw_init_context_1): Initialize context->flags to
17075 EXTENDED_CONTEXT_BIT.
17076 * config/rs6000/linux-unwind.h (frob_update_context): Use
17077 _Unwind_SetSignalFrame.
17079 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17081 PR middle-end/30353
17082 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17083 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17086 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17088 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17089 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17090 RET, AT_SP): Remove.
17091 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17094 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17095 * cfgbuild.c (find_basic_blocks): Likewise.
17096 * cfgrtl.c (rtl_create_basic_block): Likewise.
17097 * function.c (temp_slots_at_level): Likewise.
17098 * reg-stack.c (stack_regs_mentioned): Likewise.
17099 * regclass.c (allocate_reg_info): Likewise.
17100 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17101 set_bb_for_stmt, move_block_to_fn): Likewise.
17102 * tree-complex.c (tree_lower_complex): Likewise.
17103 * vec.h (VEC_safe_grow_cleared): New.
17105 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17107 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17109 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17110 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17112 * cfgloopmanip.c (scale_loop_frequencies): Export.
17113 (loopify): Scale the frequencies by prescribed coefficients.
17114 (set_zero_probability): New function.
17115 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17116 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17117 and frequencies according to arguments.
17118 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17120 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17121 * modulo-sched.c (sms_schedule): Set probabilities for entering
17122 versioned loop correctly.
17123 * tree-vect-transform.c (vect_transform_loop): Ditto.
17124 * cfgloop.h (loopify, loop_version): Declaration changed.
17125 (scale_loop_frequencies): Declared.
17127 2007-01-02 Jan Hubicka <jh@suse.cz>
17129 * cgraph.c: Include tree-flow.h
17130 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17131 early_local_passes.
17132 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17133 * tree-pass.h (pass_all_early_optimizations): Declare.
17134 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17135 early_local_passes.
17136 (cgraph_analyze_function): Do early_local_passes.
17137 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17138 Do not add referenced vars.
17139 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17141 (gate_all_early_local_passes): New gate.
17142 (pass_early_local_passes): Use new gate.
17143 (execute_early_local_optimizations): New functions.
17144 (gate_all_early_optimizations): New gate.
17145 (pass_all_early_optimizations): New pass.
17146 (execute_free_datastructures): Free SSA only when initialized.
17147 (gate_init_datastructures): Init only when optimizing.
17148 (tree_lowering_passes): Do early local passes when called late.
17149 * tree-profile.c (do_tree_profiling): Don't profile functions added
17151 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17152 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17154 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17155 during early_local_passes.
17156 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17159 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17161 * Makefile.in: Update copyright year.
17163 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17165 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17166 in $(lang_checks) and check-consistency targets.
17168 2007-01-02 Jan Hubicka <jh@suse.cz>
17170 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17171 Do not add referenced vars.
17172 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17174 * passes.c (init_optimization_passes): Put mudflap_2 after
17175 free_datastructures.
17177 2007-01-02 Jan Hubicka <jh@suse.cz>
17179 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17180 Set NOTHROW flag on call statements proved to be nothrow.
17181 Update statement of local calls so new pure/const functions are
17182 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17184 (tree_rest_of_compilation): Register hooks and initialize bitmap
17185 early. Do not set after_inlining flag.
17187 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17189 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17190 HOST_BITS_PER_LONGLONG
17192 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17195 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17196 warning for non-static initializers.
17198 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17200 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17201 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17202 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17203 Always use set_unique_reg_note to add REG_EQUAL notes.
17205 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17208 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17210 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17211 * cfgbuild.c (find_basic_blocks): Likewise.
17212 * cfgrtl.c (rtl_create_basic_block): Likewise.
17213 * function.c (temp_slots_at_level): Likewise.
17214 * reg-stack.c (stack_regs_mentioned): Likewise.
17215 * regclass.c (allocate_reg_info): Likewise.
17216 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17217 set_bb_for_stmt, move_block_to_fn): Likewise.
17218 * tree-complex.c (tree_lower_complex): Likewise.
17219 * vec.h (VEC_safe_grow_cleared): New.
17221 2007-01-02 Ian Lance Taylor <iant@google.com>
17223 * c-common.c (c_common_truthvalue_conversion): When warning about
17224 using an assignment as a truth value, set TREE_NO_WARNING.
17226 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17229 * c.opt (Wold-style-declaration): New.
17230 * doc/invoke.texi (C-only Warning Options): New.
17231 (Wold-style-declaration): Document it.
17232 (Wextra): Enabled by -Wextra.
17233 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17234 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17235 -Wold-style-declaration.
17237 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17239 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17240 * cfgbuild.c (find_basic_blocks): Likewise.
17241 * cfgrtl.c (rtl_create_basic_block): Likewise.
17242 * function.c (temp_slots_at_level): Likewise.
17243 * reg-stack.c (stack_regs_mentioned): Likewise.
17244 * regclass.c (allocate_reg_info): Likewise.
17245 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17246 set_bb_for_stmt, move_block_to_fn): Likewise.
17247 * tree-complex.c (tree_lower_complex): Likewise.
17248 * vec.h (VEC_safe_grow_cleared): New.
17250 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17252 * c-common.c (c_common_nodes_and_builtins): Since variants of
17253 void_type_node get built before it is given a name, we need to
17254 give those variants the name, too.
17255 (complete_array_type): We need to work with the canonical main
17256 type of the array, from which we will build the qualified version.
17257 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17258 * print-tree.c (print_node): Display canonical type information
17260 * stor-layout.c (layout_type): When we don't know the
17261 alignment of a type for which we're building an array, we end up
17262 guessing wrong, so make the type require structural equality.
17263 * tree.c (make_node_stat): When we build a new type, it is its
17264 own canonical type.
17265 (build_type_attribute_qual_variant): When building an attribute
17266 variant, its canonical type is the non-attribute variant. However,
17267 if the attributes are target-dependent and they differ, we need to
17268 use structural equality checks for this type.
17269 (build_qualified_type): A qualified type is not equivalent to its
17270 unqualified variant; set the canonical type appropriately.
17271 (build_distinct_type_copy): When building a distinct type from
17272 another type, the new type is its own canonical type.
17273 (build_variant_type_copy): When building a new type variant, we
17274 assume that it is equivalent to the original type.
17275 (build_pointer_type_for_mode): When building a pointer type, also
17276 build a canonical type pointer.
17277 (build_reference_type_for_mode): When building a reference type,
17278 also build a canonical type reference.
17279 (build_index_type): When we can't hash an index type (e.g.,
17280 because its maximum value is negative), the index type requires
17281 structural equality tests.
17282 (build_array_type): Build the canonical form of an array type.
17283 (build_function_type): Function types require structural equality,
17284 because they contain default arguments, attributes, etc.
17285 (build_method_type_directly): Ditto for method types.
17286 (build_offset_type): Build the canonical offset type.
17287 (build_complex_type): Build the canonical vector type.
17288 (make_vector_type): Build the canonical vector type.
17289 * tree.h (TYPE_CANONICAL): New.
17290 (TYPE_STRUCTURAL_EQUALITY_P): New.
17291 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17292 (struct tree_type): Added "canonical" field.
17293 * params.h (VERIFY_CANONICAL_TYPES): New.
17294 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17295 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17296 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17297 * doc/invoke.texi (verify-canonical-types): Document --param
17298 parameter for verifying canonical types.
17300 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17302 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17303 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17304 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17305 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17307 * config/rs6000/e500.h: New.
17308 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17309 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17311 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17312 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17313 TARGET_E500_DOUBLE): Remove.
17314 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17315 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17316 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17317 * config/rs6000/rs6000.c (rs6000_override_options): Use
17318 CHECK_E500_OPTIONS.
17320 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17322 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17323 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17324 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17325 rs6000_emit_cmove): Don't check TARGET_E500.
17326 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17327 sordered): Don't check TARGET_E500.
17329 2007-01-01 Eric Christopher <echristo@apple.com>
17331 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17332 HARD_REGISTER_NUM_P.
17334 2007-01-01 Roger Sayle <roger@eyesopen.com>
17336 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17337 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17338 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17341 2007-01-01 Mike Stump <mrs@apple.com>
17343 * configure.ac: Remove support for building with Apple's gcc-3.1.
17345 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17347 PR middle-end/30311
17348 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17349 REG is a hard register. Do not modify REG before calling
17351 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17352 multiple of the size of YMODE for certain lowpart cases.
17354 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17356 PR middle-end/30253
17357 * gimplify (voidify_wrapper_expr): Update for
17358 GIMPLE_MODIFY_STMT.
17360 2007-01-01 Andreas Schwab <schwab@suse.de>
17363 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17364 save of BR0 in extra_spill_size instead of spill_size.
17365 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17367 (ia64_expand_epilogue): Restore BR0 from its new location.
17369 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17371 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17372 Use a temporary variable if the left hand side is not a gimple
17375 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17377 * gimplify.c (gimplify_return_expr): Make the temporary variable
17378 for the return expression, a gimple register variable.
17380 2007-01-01 Jan Hubicka <jh@suse.cz>
17382 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17385 2007-01-01 Mike Stump <mrs@apple.com>
17387 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17389 * config/darwin.c (machopic_select_rtx_section): Use
17390 HAVE_GAS_LITERAL16.
17391 (darwin_mergeable_constant_section): Likewise.
17392 * configure: Regenerate.
17393 * config.in: Regenerate.
17395 2007-01-01 Jan Hubicka <jh@suse.cz>
17396 Andrew Pinski <pinskia@gmail.com>
17398 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17399 before starting IPA passes.