1 2007-06-28 Geoffrey Keating <geoffk@apple.com>
3 * doc/invoke.texi (C++ Dialect Options): Document
5 * c.opt (fvisibility-ms-compat): New.
7 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10 * tree-affine.c (aff_combination_add_elt): Handle
11 pointer addition specially.
13 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16 decl is non-external for AIX ABI.
18 2007-06-28 David Edelsohn <edelsohn@gnu.org>
20 * config/rs6000/predicates.md (current_file_function_operand):
21 Ensure the symbol is non-external for AIX ABI.
23 2007-06-28 Nick Clifton <nickc@redhat.com>
25 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
26 (fdce, fdse, fpredictive-commoning): Likewise.
28 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
31 * gcc.c (process_command): Recognize the new -static-libgfortran
34 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
37 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
38 Use a call clobbered hard reg instead of a pseudo reg.
40 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
42 * config/sh/sh.md (load_gbr): Use correct operand constraint.
44 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
47 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
48 REG_LIBCALL and REG_RETVAL notes.
49 (divsi3, mulsi3): Likewise.
50 (mulhisi3): Likewise. Use emit_libcall_block.
51 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
53 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
55 PR rtl-optimization/32481
56 * combine.c (adjust_for_new_dest): Rescan the changed insn.
58 2007-06-27 Richard Sandiford <richard@codesourcery.com>
60 * dce.c (deletable_insn_p_1): New function, split out from...
61 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
62 specially, not those inside PARALLELs. Remove BODY argument
63 and adjust recursive call accordingly.
64 (prescan_insns_for_dce): Update call to delete_insn_p.
66 2007-06-27 Richard Guenther <rguenther@suse.de>
69 * tree.h (fold_convertible_p): Declare.
70 * fold-const.c (fold_convertible_p): New function.
71 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
72 instead of lang_hooks.types_compatible_p.
74 2007-06-26 Jan Hubicka <jh@suse.cz>
76 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
77 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
78 early use validate_unshare_change.
79 (reload_combine): Likewise.
80 * recog.c (change_t): New field unshare.
81 (validate_change_1): Rename from validate_change; add argument unshare.
82 (validate_change): Turn into wrapper of validate_change_1; update
84 (validate_unshare_change): New.
85 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
86 calls of df_insn_rescan.
87 * recog.h (validate_change): Replace ints by bools.
88 (validate_unshare_change): Declare.
90 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
92 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
94 2007-06-26 Steve Ellcey <sje@cup.hp.com>
96 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
98 2007-06-25 Jan Hubicka <jh@suse.cz>
100 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
102 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
103 cgraph_decide_inlining_incrementally): Move uninlinability checks to
104 places other call site specific checks are performed.
106 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
109 * tree-vect-transform.c (vectorizable_operation): Convert
110 POINTER_PLUS_EXPR over to PLUS_EXPR.
112 2007-06-25 Chao-ying Fu <fu@mips.com>
114 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
115 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
116 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
117 Document GET_MODE_IBIT, and GET_MODE_FBIT.
119 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
120 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
121 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
122 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
123 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
124 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
125 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
126 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
127 ALL_FIXED_POINT_MODE_P): New define.
128 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
130 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
132 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
133 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
134 MODE_VECTOR_UACCUM): New mode classes.
136 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
137 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
138 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
141 * genmodes.c (struct mode_data): Add ibit and fbit fields.
142 (blank_mode): Initialize ibit and fbit.
143 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
144 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
145 (new_adjust): Change required_class to required_class_from and
146 required_class_to for testing within a range.
147 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
148 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
150 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
151 (make_fixed_point_mode): New.
152 (_ADD_ADJUST): Change C to C1 and C2.
153 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
154 use a range for machine classes.
155 (ADJUST_IBIT, ADJUST_FBIT): New.
156 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
158 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
159 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
160 Emit adjustment for ibit and fbit.
161 (emit_mode_ibit, emit_mode_fbit): New.
162 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
164 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
166 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
167 as the source of the set.
169 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
171 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
172 FP_REGNO_P): Use IN_RANGE.
173 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
174 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
175 (DATA_REG_P): Use DATA_REGNO_P.
176 (FP_REG_P): Use FP_REGNO_P.
177 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
178 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
179 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
181 2007-06-24 Jan Hubicka <jh@suse.cz>
184 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
186 2007-06-24 Sebastian Pop <sebpop@gmail.com>
189 * fold-const.c (fold_binary): Strip nops of operand 0
190 of BIT_NOT_EXPR before calling operand_equal_p.
191 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
192 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
194 2007-06-23 Mark Mitchell <mark@codesourcery.com>
196 * doc/extend.texi: Document that dllimport and dllexport imply
198 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
199 imported or exported declaration, including type declarations.
200 * c-common.c (handle_visibility_attribute): Check for conflicts
201 with dllimport/dllexport.
202 (c_determine_visibility): Handle dllimport/dllexport as an
203 explicit visibility atttribute.
205 2007-06-23 Richard Guenther <rguenther@suse.de>
207 PR tree-optimization/16876
209 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
211 * tree-inline.c (initialize_inlined_parameters): Do not call
212 lang_hooks.tree_inlining.convert_parm_for_inlining.
213 * cgraphbuild.c (initialize_inline_failed): Set inline failed
214 reason for mismatched types.
215 * gimplify.c (gimplify_call_expr): Verify the call expression
216 arguments match the called function type signature. Otherwise
217 mark the call expression to be not considered for inlining
218 using CALL_CANNOT_INLINE_P flag.
219 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
220 edges call expression.
221 (cgraph_decide_inlining_of_small_function): Likewise.
222 (cgraph_decide_inlining): Likewise.
223 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
225 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
226 * c-typeck.c (c_convert_parm_for_inlining): Remove.
227 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
229 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
230 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
232 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
233 convert_parm_for_inlining member.
235 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
238 * arm.md (negscc): Match the correct operand for optimized LT0 test.
239 Remove optimization for GT.
241 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
244 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
246 (prescan_insns_for_dce): Add extra parameter.
248 2007-06-23 Jan Hubicka <jh@suse.cz>
251 * gimplify.c (mark_addressable): New function.
252 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
254 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
257 * expr.c (store_constructor): Do not clobber non-zeroed memory.
259 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
262 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
263 moves between MMX/SSE registers to at least 8 units to prevent
264 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
266 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
268 * config/i386/i386.c (override_options): Correct x86_sahf
271 2007-06-21 David Daney <ddaney@avtrex.com>
274 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
275 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
276 (exception_receiver): Renamed to ...
277 (nonlocal_goto_receiver): ... this.
279 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
281 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
282 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
283 partial register accesses.
285 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
287 * fold-const.c (debug_fold_checksum): Move it under
288 ENABLE_FOLD_CHECKING.
290 2007-06-21 Sebastian Pop <sebpop@gmail.com>
293 * tree.h (debug_fold_checksum): Declared.
294 * fold-const.c (build_fold_addr_expr_with_type_1): New.
295 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
296 build_fold_addr_expr_with_type_1.
297 (fold_addr_expr, debug_fold_checksum): New.
298 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
299 (fold_unary, fold_comparison, split_address_to_core_and_offset):
302 2007-06-21 Sebastian Pop <sebpop@gmail.com>
304 PR tree-optimization/19590
305 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
306 of scev is a constant.
307 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
309 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
311 * df-problems.c (df_note_bb_compute): Made computation of live
312 info consistent with df_lr.
314 2007-06-21 Richard Guenther <rguenther@suse.de>
316 PR tree-optimization/32453
317 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
318 for pointer anti-range.
320 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
322 * config/i386/i386.c (processor_target_table): Increase maximum
323 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
326 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
327 byte alignment if > 8 byte alignment is preferred.
328 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
330 2007-06-21 Jakub Jelinek <jakub@redhat.com>
332 PR tree-optimization/31866
333 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
334 if ASM_EXPR's input is not a SSA_NAME.
337 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
338 but decl is a global var, instead return decl.
339 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
340 even for is_global_var decls, if they are private in some outer
343 2007-06-21 Richard Guenther <rguenther@suse.de>
345 PR tree-optimization/32451
346 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
348 2007-06-21 Christian Bruel <christian.bruel@st.com>
350 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
351 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
352 (push_regs): Changed saving order or banked registers.
353 (sh_expand_epilogue): Likewise.
354 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
355 (FIRST_BANKED_REG): Likewise.
356 (LAST_BANKED_REG): Likewise.
357 * config/sh/sh.md (banked) New attribute.
358 (in_delay_slot): Check banked attribute.
360 2007-06-20 Sebastian Pop <sebpop@gmail.com>
362 PR tree-optimization/32075
363 * tree-data-ref.c (subscript_dependence_tester_1,
364 analyze_miv_subscript, analyze_overlapping_iterations,
365 add_distance_for_zero_overlaps, build_classic_dist_vector,
366 subscript_dependence_tester_1, analyze_overlapping_iterations,
367 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
368 compute_affine_dependence, compute_all_dependences): Pass loop_nest
369 to evolution_function_is_affine_multivariate_p.
371 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
373 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
375 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
378 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
380 * config/m32c/prologue.md (epilogue_exitd_16): New.
381 (epilogue_reit_16): New.
382 (epilogue_exitd): Rename to epilogue_exitd_24.
383 (epilogue_reit): Rename to epilogue_reit_24.
385 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
386 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
388 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
390 * haifa-sched.c (queue_to_ready): Don't requeue next insn
391 if dbg_cnt (sched_insn) reaches the limit.
392 (choose_ready): New parameter INSN_PTR and new return value.
393 (schedule_block): Handle dbg_cnt (sched_insn). Handle
394 the new return value from choose_ready.
395 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
396 (rest_of_handle_global_alloc): New global_alloc_at_func.
398 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
400 PR tree-optimization/25737
401 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
402 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
403 * tree-flow.h (struct fieldoff): Add new field alias_set.
404 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
405 argument addressable_type. Set alias_set of fieldoff.
406 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
407 (create_overlap_variables_for): Pass alias_set from fieldoff to
409 * alias.c (get_alias_set): Use alias_set from SFT if set.
411 2007-06-20 Hui-May Chang <hm.chang@apple.com>
413 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
414 of a variable as an unsigned HOST_WIDE_INT integer.
416 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
418 PR rtl-optimization/32405
419 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
421 2007-06-20 Jakub Jelinek <jakub@redhat.com>
423 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
426 * builtins.c: Include diagnostic.h.
427 (expand_builtin_expect): Make gcc_assert more permissive.
428 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
431 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
435 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
436 if ACCUMULATE_OUTGOING_ARGS.
438 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
440 * config/m68hc11/m68hc11.c: Include dataflow header file.
441 (m68hc11_reorg): Port to dataflow.
443 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
445 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
446 (struct df_problem.free_blocks_on_set_blocks): New field.
447 (struct dataflow.optional_p): New field.
448 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
449 (df_live_set_all_dirty): New function.
450 * df-scan.c (df_scan_alloc): Initialize optional_p.
451 (problem_SCAN): Initialize free_blocks_on_set_blocks.
452 * df-core.c (df_set_blocks): Removed use of
453 DF_FIRST_OPTIONAL_PROBLEM. Now uses
454 df_problem.free_blocks_on_set_blocks to determine which blocks are
456 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
457 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
458 uses dataflow.optional_p to determine if problem should be
460 (rest_of_handle_df_initialize): Only start live problem if
462 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
463 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
464 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
465 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
466 problem_NOTE): Initialize free_blocks_on_set_blocks.
467 (df_lr_bb_local_compute): Recompute luids if df_live problem is
469 (df_live_set_all_dirty, df_note_alloc): New function.
470 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
472 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
473 * postreload.c (reload_combine): Ditto.
474 * cse.c (cse_extended_basic_block): Ditto.
475 * regmove.c (mark_flags_life_zones): Ditto.
476 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
477 erase_matching_seqs): Ditto.
478 * bt-load.c (compute_defs_uses_and_gen): Ditto.
479 * integrate (allocate_initial_values): Ditto.
480 * combine.c (reg_dead_at_p): Ditto.
481 * resource.c (mark_target_live_regs): Ditto.
482 * sched-rgn.c (check_live_1, update_live_1): Ditto.
483 * config/sh/sh.c (find_r0_life_regions): Ditto.
484 * global.c (rest_of_handle_global_alloc): Only add back df_live
486 * local-alloc.c (rest_of_handle_local_alloc): Only remove
488 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
490 (if_convert): Make sure df_live is there at -O == 1.
491 (pass_if_after_combine): Cleanup flags.
492 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
495 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
497 * config/arm/arm.c (arm_get_frame_offsets): Set
498 offsets->locals_base to avoid negative stack size.
499 (thumb1_expand_prologue): Assert on negative stack size.
501 2007-04-19 Sebastian Pop <sebpop@gmail.com>
503 PR tree-optimization/32367
504 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
505 of the chrec has no evolution in that loop.
506 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
508 2007-06-19 Bob Wilson <bob.wilson@acm.org>
510 * config/xtensa/xtensa.c: Include "df.h".
511 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
512 (xtensa_va_start): Invoke make_tree with sizetype for
513 expand_builtin_saveregs and then convert the result to a pointer.
514 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
515 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
516 Subtract argument size from index value as integers and then use
517 POINTER_PLUS_EXPR to add the result to the array address.
519 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
522 * config/m32c/m32c.c: Include dataflow header file.
523 (m32c_emit_prologue): Adjust for prologue insn change.
524 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
525 once inside a PARALLEL. Assume frame size passed in operand 0
526 includes space to save the fb register.
527 (prologue_enter_24): Likewise.
528 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
530 2007-06-19 David Daney <ddaney@avtrex.com
533 * config/mips/mips.md (cprestore): Mark $gp as used.
535 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
538 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
539 (frv_ifcvt_modify_insn): Likewise.
541 2007-06-19 Richard Guenther <rguenther@suse.de>
543 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
544 only handle positive offsets that fit in a HOST_WIDE_INT.
546 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
548 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
549 result of rsqrt insn for zero input argument to avoid NaN.
551 2007-06-19 Richard Guenther <rguenther@suse.de>
554 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
556 2007-06-19 Jakub Jelinek <jakub@redhat.com>
558 PR tree-optimization/32353
559 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
561 2007-06-19 Nick Clifton <nickc@redhat.com>
563 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
565 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
569 * config/i386/i386.c (assign_386_stack_local): Assert that
570 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
571 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
572 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
573 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
575 2007-06-18 Steve Ellcey <sje@cup.hp.com>
577 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
579 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
581 PR rtl-optimization/32321
582 * gcse.c (replace_store_insn): Update the note before
583 calling emit_insn_after.
585 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
588 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
590 * df-problems.c (df_note_bb_compute): Fix dumping info.
592 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
594 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
595 insn with emit_jump_insn.
597 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
599 PR tree-optimization/32383
600 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
601 * targhooks.h (default_builtin_reciprocal): Update prototype.
602 * target.h (struct gcc_target): Update builtin_reciprocal.
603 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
604 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
605 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
606 when fndecl is in BUILT_IN_MD class.
607 (execute_convert_to_rsqrt): Ditto.
609 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
610 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
611 Convert BUILT_IN_SQRTF code only when md_fn is false.
613 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
615 * bt-load.c (move_btr_def): Fix the order of arguments
616 to validate_replace_rtx.
618 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
620 * config/m68k/m68k-devices.def: Add 54450..54455.
622 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
624 PR rtl-optimization/32366
625 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
626 FLOAT_EXTEND]: Prevent non-scalar modes from entering
629 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
632 * modulo-sched (generate_reg_moves): Added rescan parameter and if
633 this is true, rescan insn being modified.
634 (sms_schedule): Added rescan parameter.
635 (rest_of_handle_sms): Moved freeing of dominance info to before
636 getting out of cfg_layout.
638 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
640 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
641 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
644 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
645 FL_CF_EMAC from the entry for isac.
647 * config/m68k/predicates.md (const_call_operand): Adjust comment.
648 (const_sibcall_operand): New.
649 (sibcall_operand): Use it.
650 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
651 (m68k_isas): ISAC does not imply FPU or EMAC.
652 (override_options): Add ISA_C logic for symbolic jump & call.
654 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
656 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
657 return mode from the builtin itself.
658 (sparc_fold_builtin): Fix cast of zero constant.
660 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
662 * targhooks.c (default_builtin_reciprocal): New default target hook.
663 * targhooks.h (default_builtin_reciprocal): Add prototype.
664 * hooks.c (hook_tree_tree_bool_null): Remove hook.
665 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
666 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
667 default_builtin_reciprocal.
669 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
672 * hooks.c (hook_tree_tree_bool_null): New hook.
673 * hooks.h (hook_tree_tree_bool_null): Add prototype.
674 * tree-pass.h (pass_convert_to_rsqrt): Declare.
675 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
676 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
677 and convert it to reciprocal a*rfunc(b).
678 (execute_convert_to_rsqrt): New function.
679 (gate_convert_to_rsqrt): New function.
680 (pass_convert_to_rsqrt): New pass definition.
681 * target.h (struct gcc_target): Add builtin_reciprocal.
682 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
683 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
684 TARGET_BUILTIN_RECIPROCAL.
685 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
687 * config/i386/i386.h (TARGET_RECIP): New define.
688 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
689 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
690 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
691 and not optimizing for size.
692 (*rcpsf2_sse): New insn pattern.
693 (*rsqrtsf2_sse): Ditto.
694 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
695 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
696 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
697 and not optimizing for size.
698 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
699 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
700 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
701 and not optimizing for size.
702 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
703 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
704 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
705 and not optimizing for size.
706 (*sse_rsqrtv4sf2): Do not export.
708 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
709 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
710 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
711 and not optimizing for size.
713 * config/i386/i386.opt (mrecip): New option.
714 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
715 (ix86_emit_swsqrtsf): Ditto.
716 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
717 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
719 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
720 ix86_expand_unop1_builtin.
721 (ix86_emit_swdivsf): New function.
722 (ix86_emit_swsqrtsf): Ditto.
723 (ix86_builtin_reciprocal): New function.
724 (TARGET_BUILTIN_RECIPROCAL): Use it.
725 (ix86_vectorize_builtin_conversion): Rename from
726 ix86_builtin_conversion.
727 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
728 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
729 "i386 and x86_64 Options" section.
730 (Intel 386 and AMD x86_64 Options): Document -mrecip.
732 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
733 Zdenek Dvorak <dvorakz@suse.cz>
734 Richard Guenther <rguenther@suse.de>
735 Kaz Kojima <kkojima@gcc.gnu.org>
737 * tree-vrp.c (compare_values_warnv): Convert val2 to
739 (extract_range_from_assert): Create
740 POINTER_PLUS_EXPR for pointer types.
741 (extract_range_from_binary_expr): Handle
742 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
744 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
745 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
746 POINTER_PLUS_EXPR as PLUS_EXPR.
747 (number_of_iterations_lt_to_ne):
748 For pointer types, use sizetype when
749 creating MINUS_EXPR/PLUS_EXPRs.
750 (assert_loop_rolls_lt): For pointer types, use sizetype when
751 creating MINUS_EXPR/PLUS_EXPRs.
752 (number_of_iterations_le): Likewise.
753 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
754 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
755 like PLUS_EXPR and MINUS_EXPR.
756 * tree-pretty-print.c (dump_generic_node): Handle
759 (op_symbol_1): Likewise.
760 * optabs.c (optab_for_tree_code): Likewise.
761 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
763 * tree-tailcall.c (process_assignment): Mention
764 POINTER_PLUS_EXPR in a TODO comment.
765 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
766 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
767 not used with a pointer and an integer type.
768 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
769 increment using chrec_convert_rhs instead of chrec_convert.
770 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
771 PLUS_EXPR except for the right hand side's type will be
773 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
774 (fold_used_pointer_cast): Kill.
775 (pointer_offset_p): Kill.
776 (fold_used_pointer): Kill.
777 (pointer_used_p): Kill.
778 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
779 call fold_used_pointer.
780 (instantiate_parameters_1): Convert the increment
781 using chrec_convert_rhs instead of chrec_convert.
782 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
783 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
784 instead of PLUS_EXPR.
785 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
786 PLUS_EXPR for pointers.
787 (std_gimplify_va_arg_expr): Likewise.
788 (fold_builtin_memory_op): Likewise.
789 (fold_builtin_strstr): Likewise.
790 (fold_builtin_strchr): Likewise.
791 (fold_builtin_strrchr): Likewise.
792 (fold_builtin_strpbrk): Likewise.
793 (expand_builtin_memory_chk): Likewise.
794 (fold_builtin_memory_chk): Likewise.
795 (std_expand_builtin_va_start): Use
796 sizetype for the call to make_tree and then convert
798 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
799 instead of PLUS_EXPR for adding to a pointer.
800 (std_gimplify_va_arg_expr): Use fold_build2 for
801 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
802 the operands to sizetype first and then cast the BIT_AND_EXPR
803 back to the pointer type.
804 * fold-const.c (build_range_check): Handle pointer types
806 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
807 of PLUS_EXPR's. Make sure the offset is converted to
809 (try_move_mult_to_index): Strip the NOPs from the offset.
810 Remove code argument and replace all uses with PLUS_EXPR.
811 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
812 specially. Don't use a pointer type for MINUS_EXPR.
813 (fold_unary): Handle for (T1)(X op Y),
814 only p+ as that is the only as that can be handled for
815 binary operators now.
816 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
818 <case PLUS_EXPR>: Add folding of PTR+INT into
820 Don't call try_move_mult_to_index.
821 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
822 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
823 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
824 Don't call try_move_mult_to_index.
825 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
826 (tree_expr_nonzero_p): Likewise.
827 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
828 of PLUS_EXPR for the complex expression folding.
829 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
830 first chrec is a pointer type, then the second should
831 be sizetype and not the first's type.
832 For POINTER_PLUS_EXPR, use a different right hand side type.
833 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
834 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
835 different right hand side type.
836 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
837 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
838 instead of PLUS_EXPR.
839 When either operand is zero, convert the other operand.
840 (chrec_apply): Use chrec_convert_rhs
841 on the argument x instead of chrec_convert.
842 (reset_evolution_in_loop): For pointer types, the new_evol
844 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
845 different right hand side type.
846 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
847 (chrec_convert_rhs): New function.
848 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
849 different right hand side type.
850 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
851 * tree-chrec.h (chrec_convert_rhs): New prototype.
852 (build_polynomial_chrec): For pointer types, the right hand
853 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
854 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
855 Remove subtraction case as it is always addition now.
856 Make sure the offset is converted to sizetype.
857 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
858 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
859 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
860 PLUS_EXPR in pointer type.
861 Handle POINTER_PLUS_EXPR.
862 (tree_to_aff_combination): Likewise.
863 (force_expr_to_var_cost): Likewise.
864 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
865 instead of PLUS_EXPR for pointers.
866 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
867 instead of PLUS_EXPR of pointer types.
868 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
870 (check_va_list_escapes): Likewise.
871 (check_all_va_list_escapes): Likewise.
872 * dwarf2out.c (loc_descriptor_from_tree_1):
873 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
874 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
875 (string_constant): Likewise.
876 * tree-ssa-address.c (tree_mem_ref_addr): When adding
877 the offset to the base, use POINTER_PLUS_EXPR.
878 (add_to_parts): Convert the index to sizetype.
879 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
880 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
881 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
882 Offset only holds something for PLUS_EXPR.
883 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
885 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
887 (analyze_accesses_for_modify_stmt): Likewise.
888 Remove comment about the type being integral type as it is
890 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
892 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
894 Correct the type which the artimentic is done in (is now
897 * tree-data-ref.c (split_constant_offset): Handle
899 * tree-affine.c (tree_to_aff_combination): Likewise.
900 * c-typeck.c (build_unary_op): For pointers create the increment
901 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
903 * gimplify.c (gimplify_self_mod_expr): Create a
904 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
905 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
906 * tree.def (POINTER_PLUS_EXPR): New tree code.
907 * tree-predcom.c (ref_at_iteration): If we have a pointer
908 type do the multiplication in sizetype.
909 * tree-mudflap.c (mf_xform_derefs_1): Create a
910 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
911 * tree-ssa-forwprop.c
912 (forward_propagate_addr_into_variable_array_index):
913 Don't expect there to be a cast for the index as that
914 does not exist anymore.
915 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
916 instead of PLUS_EXPR.
917 Don't check for the first operand of the POINTER_PLUS_EXPR
918 was the index as it cannot be.
919 Call forward_propagate_addr_into_variable_array_index with
920 the SSA_NAME instead of the statement.
921 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
922 (compare_constant): Likewise.
923 (copy_constant): Likewise.
924 (compute_reloc_for_constant): Likewise.
925 (output_addressed_constants): Likewise.
926 (initializer_constant_valid_p): Likewise.
927 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
928 Convert the MIN/MAX of the inner type to the outer
929 type before comparing them.
930 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
931 POINTER_PLUS_EXPR instead of PLUS_EXPR.
932 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
933 of PLUS_EXPR for pointers.
934 * tree-inline.c (estimate_num_insns_1): Handle
936 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
937 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
938 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
939 instead of PLUS_EXPR for the pointer increment statement.
940 (vect_update_ivs_after_vectorizer): For pointer types, create
941 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
942 MULT_EXPR in sizetype.
943 (vect_gen_niters_for_prolog_loop): Add a cast when creating
945 * tree-object-size.c (plus_expr_object_size): Handle
946 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
947 code which is trying to figure out which side is a pointer and
949 (check_for_plus_in_loops_1): Likewise.
950 (check_for_plus_in_loops): Likewise.
951 * c-common.c (pointer_int_sum): Create a
952 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
953 * tree-ssa-structalias.c (handle_ptr_arith): Handle
954 only POINTER_PLUS_EXPR. Removing all the extra
955 code which is trying to figure out which side is a pointer and
957 * tree-cfg.c (verify_expr): Add extra checking for pointers and
958 PLUS_EXPR and MINUS_EXPR.
959 Also add checking to make sure the operands of POINTER_PLUS_EXPR
961 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
962 with make_tree, instead of a pointer type.
963 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
964 for pointers instead of PLUS_EXPR.
965 (s390_gimplify_va_arg): Likewise.
966 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
967 instead of PLUS_EXPR when doing addition on pointer
968 types. Use sizetype for the second operand.
969 (spu_gimplify_va_arg_expr): Likewise.
970 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
971 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
972 a pointer. Don't create a BIT_AND_EXPR for pointer types.
973 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
974 for the pointer addition and also use size_int/sizetype
976 (ix86_gimplify_va_arg): Likewise.
977 Perform BIT_AND_EXPR on sizetype arguments.
978 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
979 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
980 for the pointer additions and also use size_int for the offsets.
981 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
982 additions and also use size_int for the offsets. Perform
983 BIT_AND_EXPR on sizetype arguments.
984 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
985 POINTER_PLUS_EXPR for pointers and create the
986 BIT_AND_EXPR in sizetype.
987 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
988 instead of PLUS_EXPR for pointer addition.
989 (rs6000_va_start): Likewise.
990 Also use sizetype for the offset.
991 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
992 as PLUS_EXPR/MINUS_EXPR.
993 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
994 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
995 Don't use BIT_AND_EXPR on a pointer type, convert the
996 expression to sizetype first.
997 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
999 (mips_gimplify_va_arg_expr): Likewise.
1000 Don't create BIT_AND_EXPR in a pointer type.
1002 2007-06-15 Eric Christopher <echristo@apple.com>
1004 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
1005 (x86_64-*-darwin*): Ditto.
1006 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
1009 2007-06-15 Matthew Wilcox <matthew@wil.cx>
1011 * doc/extend.texi: Document behavior of __attribute__((aligned))
1014 2007-06-15 Mark Mitchell <mark@codesourcery.com>
1016 * rtlanal.c (note_stores): Improve documentation.
1018 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1020 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
1021 LOCAL_LABEL_PREFIX): Delete.
1022 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
1023 (bfin_internal_label): Delete.
1025 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1027 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1028 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1029 otherwise define to LIBGCC2_TF_CEXT.
1030 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1031 (LIBGCC_TF_CEXT): Ditto.
1034 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1036 PR rtl-optimization/32339
1037 * df-scan.c (df_uses_record): Don't modify flags but just add to
1038 it for df_ref_record.
1040 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1042 * tree-mudflap.c: Fix whitespace issues.
1044 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1046 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1048 2007-06-14 Eric Christopher <echristo@apple.com>
1050 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1051 (movv4sf): Use gcc_unreachable instead of abort.
1053 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/sfp-machine.h (CMPtype): New define.
1057 (mach stubs): Use CMPtype instead of int as a return type.
1059 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1061 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1062 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1063 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1064 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1065 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1066 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1067 config/soft-fp/soft-fp.h: Update from glibc CVS.
1069 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1071 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1073 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1076 * config/v850/v850.c: Include dataflow header file.
1077 (substitute_ep_register): Fix typo.
1079 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1081 * configure.ac: Fix earlier checkin.
1082 * configure: Regenerated.
1084 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1086 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1087 * aclocal.m4: Regenerate.
1088 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1089 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1090 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1091 * configure: Regenerate.
1092 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1094 * Makefile.in (quickstrap): Build libgcc too.
1096 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1098 * configure.ac: Add --enable-checking=df. Explicitly mention that
1099 the variables are initialized as for "release".
1100 * df-core.c: Use it.
1101 * configure: Regenerate.
1102 * config.in: Regenerate.
1104 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1106 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1107 validate_replace_rtx instead of replace_rtx.
1108 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1110 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1112 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1113 (DWARF2_UNWIND_INFO): Override default if configured with
1115 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1116 (ENDFILE_SPEC): Add crtend.o.
1117 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1118 (ENDFILE_SPEC): Add crtend.o.
1119 (TARGET_USE_JCR_SECTION): Define.
1120 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1122 * config/i386/cygming-crtbegin.c: New file.
1123 * config/i386/cygming-crtend.c: New file.
1125 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1127 * config/i386/w32-unwind.h: New file.
1129 2007-06-13 Eric Christopher <echristo@apple.com>
1131 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1132 the user set a value below STACK_BOUNDARY.
1134 2007-06-13 Thiemo Seufer <ths@networkno.de>
1136 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1137 imply -lpthread for -pthread.
1139 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1141 * basic-block.h: Remove the prototype for
1142 free_basic_block_vars.
1143 * cfglayout.h: Remove the prototype for
1144 insn_locators_initialize.
1145 * tree.h: Remove the prototype for emit_line_note.
1147 * tree-ssa-pre.c (mergephitemp): Remove.
1148 (init_pre): Don't use mergephitemp.
1150 2007-06-13 Eric Christopher <echristo@apple.com>
1152 * config/i386/i386.c (override_options): If we've specified
1153 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1155 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1157 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1160 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1162 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1163 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1164 (eh_store_handler): New pattern.
1165 (eh_return): Emit it instead of a plain move.
1167 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1170 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1171 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1174 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1176 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1177 (find_next_insn_start, find_load): New functions.
1178 (bfin_reorg): Use them to deal with the fact that parallel insns are
1179 no longer represented as a SEQUENCE.
1181 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1183 * config/sparc/sparc.c (sparc_override_options): Initialize
1186 2007-06-13 Dave Korn <dave.korn@artimi.com>
1188 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1191 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1193 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1194 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1195 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1196 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1197 tree-vect-transform.c: Fix comment typos. Follow spelling
1200 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1202 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1203 to the exit block use set.
1204 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1205 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1206 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1208 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1210 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1211 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1212 to indicate an error.
1213 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1214 (dbg_cnt_process_opt): Print an error on a bad argument.
1215 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1216 * common.opt (-fdbg-cnt-list): New.
1217 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1219 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1221 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1222 flag on ref-all pointers.
1224 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1227 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1228 for the offset with the modifier as EXPAND_INITIALIZER
1229 if the modifier is EXPAND_INITIALIZER.
1230 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1231 a register if we had an overflow.
1233 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1235 * real.c (real_isfinite): New.
1236 (real_sqrt): Use it.
1237 * real.h (real_isfinite): New.
1238 * builtins.c: Use it.
1240 2007-06-12 Ian Lance Taylor <iant@google.com>
1241 Daniel Berlin <dberlin@dberlin.org>
1244 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1245 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1246 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1247 (DECL_NO_TBAA_P): Define.
1248 (struct tree_decl_common): Add no_tbaa_flag field.
1249 * tree-ssa-structalias.c (struct variable_info): Add
1250 no_tbaa_pruning field.
1251 (new_var_info): Initialize no_tbaa_pruning field.
1252 (unify_nodes): Copy no_tbaa_pruning field.
1253 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1254 (dump_solution_for_var): Print no_tbaa_pruning flag.
1255 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1257 (compute_tbaa_pruning): New static function.
1258 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1259 Call compute_tbaa_pruning.
1260 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1261 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1262 * gimple-low.c (lower_stmt): Likewise.
1263 * tree-gimple.c (is_gimple_stmt): Likewise.
1264 * tree-ssa-operands.c (get_expr_operands): Likewise.
1265 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1266 * tree-inline.c (estimate_num_insns_1): Likewise.
1267 (copy_result_decl_to_var): Likewise.
1268 * expr.c (expand_expr_real_1): Likewise.
1269 * tree-pretty-print.c (dump_generic_node): Likewise.
1270 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1271 * omp-low.c (omp_copy_decl_2): Likewise.
1272 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1273 * doc/c-tree.texi (Expression trees): Document
1274 CHANGE_DYNAMIC_TYPE_EXPR.
1276 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1278 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1279 with !HONOR_NANS and !HONOR_INFINITIES.
1280 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1282 2007-06-12 Tristan Gingold <gingold@adacore.com>
1284 * gcov.c: Comments updated.
1285 (source_info): Add file_time field.
1286 (source_index): New variable.
1287 (mutiple_files): New variable.
1288 (generate_results): New function extracted from process_file.
1289 (process_file): Save and restore chain of functions, generate
1290 results and free structures only if not merging results.
1291 (release_structures): File names are now freed in create_file_names
1292 (create_file_names): Free previous file names.
1293 (find_source): File date is now read here and modifications in
1294 source files is checked here.
1295 (read_graph_file): Only reverse order of functions for the current
1297 (make_gcov_file_name): Do not generate long names if input_name is
1299 (output_lines): If merging results do not display graph, data and
1301 Checking source file modification is done in find_source.
1303 * doc/gcov.texi: Append an s to sourcefile.
1305 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1307 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1308 (forced_nop): New pattern.
1309 * config/bfin/bfin.c: Include "df.h".
1310 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1311 (bfin_discover_loop): Use df_get_live_in instead of
1312 global_live_at_start.
1313 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1314 df_analyze when done.
1315 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1316 the insns. Use QImode for the final insn in a bundle. Call
1317 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1319 (reorder_var_tracking_notes): New function.
1320 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1321 update_life_info. Call df_analyze after scheduling and bundle
1322 generation. Call reorder_var_tracking_notes if generating these notes.
1323 Call df_finish_pass at the end.
1325 2007-06-12 Dirk Mueller <dmueller@suse.de>
1327 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1328 a comparison, not an assignment.
1330 2007-06-12 Olivier Hainque <hainque@adacore.com>
1332 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1333 Request walking the subtrees only, leaving the current is_lhs/val_only
1335 (convert_non_local_reference): Likewise.
1337 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1339 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1341 2007-06-12 Richard Guenther <rguenther@suse.de>
1343 PR tree-optimization/15353
1344 PR tree-optimization/31657
1345 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1346 * timevar.def: Add TV_TREE_IFCOMBINE.
1347 * tree-pass.h (pass_tree_ifcombine): Declare.
1348 * tree-ssa-ifcombine.c: New file.
1349 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1350 * tree-flow.h (blocks_in_phiopt_order): Declare.
1351 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1352 (tree-ssa-ifcombine.o): New dependencies.
1354 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1356 PR rtl-optimization/32293
1357 * combine.c (simplify_if_then_else): Truncate return from
1358 nonzero_bits() to correct mode.
1360 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1362 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1363 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1365 2007-06-11 Diego Novillo <dnovillo@google.com>
1367 * Makefile.in (reload1.o-warn): Remove.
1369 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1371 * combine.c (subst): Use reg_overlap_mentioned_p
1372 instead of comparing register numbers directly.
1374 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1376 * reload1.c (mark_home_live_1): Use the mode parameter.
1378 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1380 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1381 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1385 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1387 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1389 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1391 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1392 from integer registers.
1393 (FP mode splitters): Handle TFmode.
1395 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1397 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1398 for ref-all pointers that point-to anything.
1400 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1402 * config/arm/arm.c (arm_output_dwarf_dtprel,
1403 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1405 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1407 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1408 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1411 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1413 * gcc/tree.c (signed_or_unsigned_type_for): New.
1414 (unsigned_type_for): Use signed_or_unsigned_type_for.
1415 (signed_type_for): Use signed_or_unsigned_type_for.
1416 * gcc/tree.h (signed_or_unsigned_type_for): New.
1417 (get_signed_or_unsigned_type): Remove.
1418 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1419 lang_hooks.types.signed_type
1420 (size_diffop): Likewise.
1421 (all_ones_mask_p): Likewise.
1422 (build_range_check): Likewise.
1423 (fold_cond_expr_with_comparison): Likewise.
1424 (fold_cond_expr_with_comparison): Likewise.
1425 (unextend): Likewise.
1426 (extract_muldiv_1): Likewise.
1427 (fold_single_bit_test_into_sign_test): Likewise.
1428 (fold_binary): Likewise.
1429 (fold_ternary): Likewise.
1430 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1431 instead of get_signed_or_unsigned_type.
1432 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1433 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1434 * gcc/expr.c (signed_or_unsigned_type_for): Use
1435 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1436 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1437 (lhd_signed_or_unsigned_type): Remove.
1438 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1439 signed_or_unsigned_type.
1440 (lhd_signed_or_unsigned_type): Remove.
1441 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1442 lang_hooks.types.signed_type.
1443 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1444 c_common_signed_type instead of lang_hooks.types.signed_type.
1445 (c_common_unsigned_type): New.
1446 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1447 (shorten_compare): Use c_common_unsigned_type instead of
1448 c_common_signed_or_unsigned_type.
1449 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1451 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1452 lang_hooks.types.signed_type.
1453 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1454 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1455 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1456 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1457 instead of unsigned_type_for.
1458 * gcc/c-decl.c (groakdeclarator): Likewise.
1459 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1460 * gcc/c-common.h (c_common_unsigned_type): New.
1462 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1465 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1466 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1468 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1471 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1472 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1474 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1475 Sebastian Pop <sebpop@gmail.com>
1477 * lambda-code.c (remove_iv): New.
1478 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1480 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1482 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1483 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1484 * tree-ssa-loop-prefetch.c: Include optabs.h.
1485 (FENCE_FOLLOWING_MOVNT): New macro.
1486 (struct mem_ref): Add independent_p and storent_p fields.
1487 (record_ref): Initalize the new fields.
1488 (gather_memory_references_ref): Return true if the reference
1490 (gather_memory_references): Check whether all memory accesses
1491 in loop were recorded.
1492 (should_issue_prefetch_p): Return false for nontemporal stores.
1493 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1494 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1495 (determine_loop_nest_reuse): Detect independent memory references.
1496 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1497 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1498 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1499 * config/i386/i386.h (x86_mfence): Declare.
1500 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1501 * config/i386/i386.c (x86_mfence): New variable.
1502 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1504 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1505 * optabs.c (init_optabs): Initialize storent_optab.
1506 * optabs.h (enum optab_index): Add OTI_storent.
1507 (storent_optab): Declare.
1508 * genopinit.c (optabs): Add initialization for storent_optab.
1509 * tree.h (MOVE_NONTEMPORAL): New macro.
1510 * expr.c (expand_assignment, store_expr, store_constructor_field,
1511 store_constructor, store_field, expand_expr_real_1): Propagate
1512 nontemporality of the expanded store.
1513 (emit_storent_insn): New function.
1514 * expr.h (expand_assignment, store_expr): Declaration changed.
1515 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1516 to expand_assignment.
1517 * stmt.c (expand_asm_expr): Ditto.
1518 * calls.c (initialize_argument_information): Pass false as
1519 nontemporality to store_expr.
1520 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1523 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1525 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1527 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1529 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1531 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1532 and allow DECL_P here.
1534 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1536 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1537 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1538 track of the size of the expression.
1539 * cfghooks.c (merge_blocks): Remove block from loops structure only
1540 after call of the merge_blocks hook.
1542 2007-06-09 Tom Tromey <tromey@redhat.com>
1544 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1545 (deprecated_state): Removed.
1546 (start_decl): Update.
1547 (enum deprecated_states): Moved earlier.
1548 (groktypename): Update.
1549 (push_parm_decl): Likewise.
1550 (grokfield): Likewise.
1551 (start_function): Likewise.
1553 2007-06-09 Ian Lance Taylor <iant@google.com>
1555 PR tree-optimization/32169
1556 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1557 CONVERT_EXPR, check whether min and max both converted to an
1558 overflow infinity representation.
1560 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1562 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1563 not inserted on the edge.
1565 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1567 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1568 instructions if they are supported.
1569 (__divsi3, __umodsi3, __modsi3): Likewise.
1570 (__ashldi3, __ashrdi3, __lshrdi3): New.
1571 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1573 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1574 Tony Linthicum <tony.linthicum@amd.com>
1576 * doc/extend.texi: Add fvect-cost-model flag.
1577 * common.opt (fvect-cost-model): New flag.
1578 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1579 cost fields in stmt_vec_info struct for STMT.
1580 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1581 fields in stmt_vec_info struct and access functions for the same.
1582 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1583 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1584 load, store and vector to scalar operation.
1585 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1586 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1587 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1588 (TARG_VEC_STORE_COST): Define cost of vector store.
1589 (vect_estimate_min_profitable_iters): Define new function.
1590 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1591 check to evaluate if loop iterations are less than minimum profitable
1592 iterations determined by cost model or minimum vect loop bound defined
1593 by user, whichever is more conservative.
1594 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1595 run-time check to evaluate if loop iterations are less than minimum
1596 profitable iterations determined by cost model or minimum vect loop
1597 bound defined by user, whichever is more conservative.
1598 (vect_estimate_min_profitable_iterations): New function to estimate
1599 mimimimum iterartions required for vector version of loop to be
1600 profitable over scalar version.
1601 (vect_model_reduction_cost): New function.
1602 (vect_model_induction_cost): New function.
1603 (vect_model_simple_cost): New function.
1604 (vect_cost_strided_group_size): New function.
1605 (vect_model_store_cost): New function.
1606 (vect_model_load_cost): New function.
1607 (vectorizable_reduction): Call vect_model_reduction_cost during
1609 (vectorizable_induction): Call vect_model_induction_cost during
1611 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1612 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1613 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1614 vectorizable_promotion, vectorizable_demotion): Call
1615 vect_model_simple_cost during analysis phase.
1617 2007-06-08 Simon Baldwin <simonb@google.com>
1619 * reg-stack.c (get_true_reg): Readability change. Moved default case
1620 label into direct switch statement scope.
1622 2007-06-08 Simon Baldwin <simonb@google.com>
1624 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1625 in gcc_assert() with '==' comparison.
1627 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1629 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1630 TARGET_ABM handling of x86_popcnt variable.
1632 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1634 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1635 __builtin_copysignq and __builtin_infq built-in functions.
1637 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1639 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1640 SSE4.2 section. Correct built-in function names in SSE4A section.
1642 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1644 PR tree-optimization/32243
1645 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1646 for ncopies after ratio check between nunits_out and nunits_in.
1647 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1649 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1651 PR tree-optimization/32224
1652 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1653 vectorization upon a non GIMPLE_MODIFY_STMT.
1655 2007-06-08 Christian Bruel <christian.bruel@st.com>
1658 * config/sh/sh.md (doloop_end): New pattern and splitter.
1659 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1661 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1664 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1666 (verify_dominators): Do not change dominance tree.
1668 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1670 * config/sh/constraints.md: New file.
1671 * config/sh/sh.c: Include tm-constrs.h.
1672 (reg_class_from_letter): Remove.
1673 (prepare_cbranch_operands): Use satisfies_constraint_*
1674 function instead of macro.
1675 (andcosts, broken_move, sh_secondary_reload): Likewise.
1676 * config/sh/predicates.md (trapping_target_operand): Likewise.
1677 (and_operand, arith_operand, arith_reg_or_0_operand,
1678 cmp_operand, logical_operand, target_operand,
1679 ua_address_operand, ua_offset, xor_operand): Likewise.
1680 * config/sh/sh.md: Include constraints.md.
1681 (*movsicc_t_false): Use satisfies_constraint_* function
1683 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1684 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1685 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1686 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1687 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1688 (REG_CLASS_FROM_CONSTRAINT): Remove.
1689 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1690 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1691 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1692 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1693 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1694 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1695 function instead of macro.
1696 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1697 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1698 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1699 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1700 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1701 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1702 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1703 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1704 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1705 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1706 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1707 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1708 EXTRA_CONSTRAINT_STR): Likewise.
1709 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1711 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1713 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1715 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1718 * c-common.h (flag_cpp0x): Replaced by...
1719 (cxx_dialect): ... this new variable specifying the C++ dialect that
1721 * c-common.c (flag_cpp0x): Removed.
1722 (cxx_dialect): Defined.
1723 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1725 * c-opts.c (c_common_post_options): Likewise.
1726 (set_std_cxx98): Set cxx_dialect to cxx98.
1727 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1729 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1730 Hui-May Chang <hm.chang@apple.com>
1732 * doc/invoke.texi (Darwin Options): Update documentation for
1733 -mmacosx-version-min.
1734 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1735 * config/darwin-driver.c: New file.
1736 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1737 * config/t-darwin (darwin-driver.o): New rule.
1739 * config/darwin-c.c (version_as_macro): Ignore low digit.
1741 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1743 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1744 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1745 (CSGNMODE): New mode macro.
1746 (CSGNVMODE): New mode attribute.
1747 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1748 expander using CSGNMODE mode macro. Handle TFmode.
1749 (copysign<mode>3_const): Rename from copysignsf3_const and
1750 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1752 (copysign<mode>3_var): Rename from copysignsf3_var and
1753 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1755 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1756 mode macro. Handle TFmode.
1757 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1758 (iortf3, *iortf3): Ditto.
1759 (xortf3, *xortf3): Ditto.
1760 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1761 TFmode and TImode masks.
1762 (ix86_expand_copysign): Expand TFmode copysign insn.
1763 (IX86_BUILTIN_INFQ): New.
1764 (IX86_BUILTIN_FABSQ): Ditto.
1765 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1766 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1767 [__builtin_fabsq]: Ditto.
1768 [__builtin_copysignq]: Ditto.
1769 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1770 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1771 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1772 ix86_expand_binop_builtin().
1774 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1776 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1778 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1781 * rtl.h (push_to_sequence2): New.
1782 * emit-rtl.c (push_to_sequence2): New.
1783 * function.c (assign_parm_data_all): Add new fields.
1784 (assign_parm_setup_block): Call push_to_sequence2 instead of
1786 (assign_parm_setup_reg): Ditto.
1787 (assign_parm_setup_stack): Ditto.
1788 (assign_parms_unsplit_complex): Ditto.
1789 (assign_parms): Change field name.
1791 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1793 PR tree-optimization/32220
1794 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1795 phi node is reached before defining statement.
1797 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1800 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1801 after changing the right hand side of the assignment.
1803 2007-06-06 Eric Christopher <echristo@apple.com>
1805 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1806 (x86_64-*-darwin*): Ditto.
1807 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1808 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1810 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1812 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1814 (add_key): Likewise.
1815 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1816 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1818 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1819 (add_cost_one_coalesce): Likewise.
1820 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1821 variable names. Rename orig to orig_name for consistency.
1822 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1824 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1825 (record_equivalences_from_stmt): Likewise.
1826 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1827 the coding conventions.
1828 (memory_ssa_name_same): Likewise.
1829 (dse_optimize_stmt): Likewise.
1830 (dse_record_phis): Likewise.
1831 (dse_finalize_block): Likewise.
1832 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1833 keywords as variable names.
1834 (may_move_till): Cast according to the coding conventions.
1835 (force_move_till_expr): Avoid using C++ keywords as variable names.
1836 (force_move_till): Cast according to the coding conventions.
1837 (memref_hash): Likewise.
1838 (memref_eq): Likewise.
1839 (gather_mem_refs_stmt): Likewise.
1840 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1841 keywords as variable names.
1842 (idx_find_step): Cast according to the coding conventions.
1843 (idx_record_use): Likewise.
1844 (find_depends): Likewise.
1845 (prepare_decl_rtl): Likewise.
1846 (mbc_entry_hash): Likewise.
1847 (mbc_entry_eq): Likewise.
1848 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1849 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1850 (idx_infer_loop_bounds): Cast according to the coding conventions.
1851 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1852 * tree-ssa-math-opts.c (occ_new ): Likwise.
1853 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1855 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1857 (add_use_op): Likewise.
1858 (add_vop): Likewise.
1859 (add_vuse_op): Likewise.
1860 (add_vdef_op): Likewise.
1861 (get_expr_operands): Likewise.
1862 (push_stmt_changes): Use type safe memory macros.
1863 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1864 keywords as variable names.
1865 (conditional_replacement): Likewise.
1866 (minmax_replacement): Likewise.
1867 (abs_replacement): Likewise.
1868 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1870 (insert_fake_stores): Avoid using C++ keywords as variable names.
1871 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1873 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1874 (heapvar_insert): Use type safe memory macros.
1875 (new_var_info): Cast according to the coding conventions.
1876 (new_constraint): Likewise.
1877 (remove_preds_and_fake_succs): Use type safe memory macros.
1878 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1880 (thread_single_edge): Likewise.
1881 (thread_through_loop_header): Likewise.
1883 2007-06-06 Eric Christopher <echristo@apple.com>
1885 * config/i386/i386.c (override_options): Move handling
1886 of TARGET_SUBTARGET* earlier.
1888 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1890 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1893 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1895 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1896 emited outside of basic block.
1897 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1899 * rtl.h (delete_insn_chain): Declaration changed.
1900 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1902 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1903 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1904 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1905 to delete_insn_chain.
1906 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1907 do not have bb field set.
1908 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1910 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1911 * cfgcleanup.c (try_optimize_cfg): Ditto.
1913 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1915 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1916 (lambda_body_vector_new): Use type safe memory macros.
1917 (lambda_linear_expression_new): Likewise.
1918 (lambda_loopnest_new): Likewise.
1919 (lambda_lattice_new): Likewise.
1920 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1921 conventions. Use type safe memory macros.
1922 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1923 (lambda_body_vector_s): Likewise.
1924 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1925 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1927 2007-06-06 Richard Guenther <rguenther@suse.de>
1929 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1930 if we need to schedule cfg_cleanup.
1931 (tree_ssa_forward_propagate_single_use_vars): Do so.
1933 2007-06-06 Ian Lance Taylor <iant@google.com>
1935 * fold-const.c (merge_ranges): If range_successor or
1936 range_predecessor fail, just return 0.
1938 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1940 PR tree-optimization/32216
1941 * tree-vectorizer.c (supportable_widening_operation): Determine
1942 signedness of FIX_TRUNC_EXPR from output operand.
1943 (supportable_narrowing_operation): Ditto.
1944 * tree-vect-generic.c (expand_vector_operations_1): Determine
1945 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1948 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1950 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1951 (struct pta): ...from here. Change flags to unsigned to avoid
1952 excessive casting (as it is used as a bit mask).
1953 (override_options): Add casts according to the coding convenventions.
1954 (x86_64_elf_unique_section): Likewise.
1955 (examine_argument): Avoid using C++ keywords as variable names.
1956 (construct_container): Likewise.
1957 (legitimize_pic_address): Likewise.
1958 (get_dllimport_decl): Cast according to the coding conventions. Use
1959 type safe memory macros.
1960 (legitimize_address): Cast according to the coding conventions.
1961 (emit_i387_cw_initialization): Corrected the type of slot to enum
1963 (ix86_init_machine_status): Use type safe memory macros.
1964 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1965 (bdesc_pcmpistr): Likewise.
1966 (bdesc_crc32): Likewise.
1967 (bdesc_sse_3arg): Likewise.
1968 (bdesc_2arg): Likewise.
1969 (bdesc_1arg): Likewise.
1970 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1971 (ix86_expand_sse_pcmpistr): Likewise.
1972 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1973 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1974 int to match the langhook definition.
1975 (ix86_builtin_conversion): Change the type of code to unsigned init to
1976 match the langhook definition.
1977 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1979 (ix86_preferred_output_reload_class): Likewise.
1980 (ix86_cannot_change_mode_class): Likewise.
1981 (ix86_memory_move_cost): Likewise.
1982 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1983 avoid excessive casting later on.
1984 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1986 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1988 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1989 as flags setting insn.
1990 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1992 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1994 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1995 (UNSPEC_ROUND): New.
1996 ("sse4_1_round<mode>2"): New insn pattern.
1997 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1999 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
2000 expander using SSEMODEF mode macro. Expand using
2001 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2002 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
2003 expander using SSEMODEF mode macro. Expand using
2004 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2005 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
2006 expander using SSEMODEF mode macro. Expand using
2007 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2008 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
2009 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
2010 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
2013 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
2014 Sebastian Pop <sebpop@gmail.com>
2016 * lambda.h (build_linear_expr): New.
2017 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
2018 Use build_linear_expr, call fold and force_gimple_operand.
2019 (lambda_loopnest_to_gcc_loopnest): Check that there is
2020 something to insert.
2021 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
2023 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
2025 PR preprocessor/23479
2026 * doc/extend.texi: Document the 0b-prefixed binary integer
2029 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2031 PR tree-optimization/32215
2032 * tree-vectorizer.c (supportable_widening_operation): Return false
2033 for unsupported FIX_TRUNC_EXPR tree code.
2034 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2036 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2038 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2039 register on SPE targets. Change documentation to reflect
2041 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2042 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2043 out of the register allocation pool.
2044 (rs6000_reg_live_or_pic_offset_p): New function.
2045 (rs6000_emit_prologue): Move the actual saving of LR up to free
2046 r0 for holding r11. Split saving of SPE 64-bit registers into
2047 its own case. Ensure that offsets will always be in-range for
2048 'evstdd' by using r11 as a scratch register to point at the start
2049 of the SPE save area. Save r11 if necessary, as it is the static
2051 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2052 into its own case. Ensure that offsets will always be in-range
2053 for 'evldd' by using r11 as a scratch register to point at the
2054 start of the SPE save area. Also adjust r11 when restoring
2055 the stack pointer to compensate for pre-loading r11.
2057 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2059 * cfg.c (init_flow): Use type safe memory macros.
2060 (alloc_block): Likewise.
2061 (unchecked_make_edge): Likewise.
2062 (dump_flow_info): Avoid using C++ keywords as variable names.
2063 (copy_original_table_clear): Cast according to the coding conventions.
2064 (copy_original_table_set): Likewise.
2065 * cfgexpand (label_rtx_for_bb): Likewise.
2066 (expand_gimple_basic_block): Likewise.
2067 * cfghooks.c (dump_bb): Likewise.
2068 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2070 (lv_add_condition_to_bb): Likewise.
2071 * cfglayout (relink_block_chain): Cast according to the coding
2073 (fixup_reorder_chain): Likewise.
2074 (fixup_fallthru_exit_predecessor): Likewise.
2075 * cfgloop.c (glb_enum_p): Likewise.
2076 (get_exit_description): Likewise.
2077 (dump_recorded_exit): Likewise.
2078 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2079 (struct loop): ... from here.
2080 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2082 * cfgrtl.c (rtl_create_basic_block): Likewise.
2083 (rtl_split_block): Likewise.
2084 (rtl_dump_bb): Likewise.
2085 (cfg_layout_split_block): Likewise.
2086 (init_rtl_bb_info): Use typesafe memory macros.
2088 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2089 * graphds.h: Updated all usages of edge to graph_edge.
2090 * graphds.c: Likewise.
2091 * cfgloopanal.c: Likewise.
2093 2007-06-05 Ian Lance Taylor <iant@google.com>
2095 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2096 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2097 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2099 (test_for_singularity): Likewise.
2101 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2103 * config/i386/constraints.md ("Y2"): Replaced by ...
2105 * config/i386/i386.md: Likewise.
2106 * config/i386/mmx.md: Likewise.
2107 * config/i386/sse.md: Likewise.
2109 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2111 * config/i386/constraints.md ("z"): Replaced by ...
2113 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2114 (sse4_1_blendvps): Likewise.
2115 (sse4_1_pblendvb): Likewise.
2116 (sse4_2_pcmpestr): Likewise.
2117 (sse4_2_pcmpestrm): Likewise.
2118 (sse4_2_pcmpestr_cconly): Likewise.
2119 (sse4_2_pcmpistr): Likewise.
2120 (sse4_2_pcmpistrm): Likewise.
2121 (sse4_2_pcmpistr_cconly): Likewise.
2123 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2125 * matrix-reorg.c (transform_access_sites): Fix computation.
2126 (transform_allocation_sites): Same.
2128 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2130 * config/i386/i386.c (override_options): Use
2131 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2133 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2135 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2136 (nonimm_not_xmm0_operand): Ditto.
2137 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2138 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2139 as operand[2] predicate. Require "z" class XMM register for
2140 operand[3]. Adjust asm template.
2141 ("sse4_1_blendvpd"): Ditto.
2142 ("sse4_1_pblendvb"): Ditto.
2143 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2144 force op2 into xmm0 register for variable blend instructions.
2146 2007-06-04 Tom Tromey <tromey@redhat.com>
2148 * c-tree.h (start_enum): Update.
2149 (build_enumerator): Likewise.
2150 * c-decl.c (enum_next_value): Removed.
2151 (enum_overflow): Likewise.
2152 (start_enum): Add c_enum_contents argument. Don't use globals.
2153 (build_enumerator): Likewise.
2154 * c-tree.h (struct c_enum_contents): New struct.
2156 2007-06-04 Tom Tromey <tromey@redhat.com>
2158 * c-common.c (c_common_get_alias_set): Fix indentation.
2160 2007-06-04 Ian Lance Taylor <iant@google.com>
2162 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2163 to overflow, reduce overflow infinity to regular infinity.
2164 (vrp_var_may_overflow): New static function.
2165 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2167 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2169 * stor-layout.c (layout_type): Remove duplicate code.
2171 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2174 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2175 before build_common_builtin_nodes ().
2177 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2180 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2182 2007-06-04 Jan Hubicka <jh@suse.cz>
2184 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2185 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2186 instead of _stat version.
2188 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2190 PR tree-optimization/32194
2191 * tree-predcom.c (determine_offset): Check that both references have
2194 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2196 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2197 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2198 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2199 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2200 Add argument to iterate_fix_dominators call.
2201 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2202 * gcse.c (hoist_code): Change domby to vector.
2203 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2204 Add argument to iterate_fix_dominators call.
2205 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2206 recompute_dominator.
2207 * lambda-code.c (perfect_nestify): Ditto.
2208 * cfgloopanal.c: Include graphds.h.
2209 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2210 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2211 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2213 * graphds.c: New file.
2214 * graphds.h: New file.
2215 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2216 (get_dominated_by, get_dominated_by_region): Change return type to
2218 (verify_dominators): Recompute all dominators and compare the results.
2219 (recount_dominator): Renamed to ...
2220 (recompute_dominator): ... this. Do not check that the block is
2222 (iterate_fix_dominators): Reimplemented.
2223 (prune_bbs_to_update_dominators, root_of_dom_tree,
2224 determine_dominators_for_sons): New functions.
2225 * et-forest.c (et_root): New function.
2226 * et-forest.h (et_root): Declare.
2227 * Makefile.in (graphds.o): Add.
2228 (cfgloopanal.o): Add graphds.h dependency.
2229 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2230 * basic-block.h (get_dominated_by, get_dominated_by_region,
2231 iterate_fix_dominators): Declaration changed.
2232 (recount_dominator): Renamed to ...
2233 (recompute_dominator): ... this.
2234 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2235 (thread_through_all_blocks): Do not free dominance info.
2237 2007-06-03 Andreas Schwab <schwab@suse.de>
2239 * config/m68k/m68k.c (override_options): Don't override
2241 * config/m68k/m68k-modes.def (SF, DF): Define to use
2242 motorola_single_format and motorola_double_format, resp.
2243 * real.c (motorola_single_format): Renamed from
2244 coldfire_single_format.
2245 (motorola_double_format): Renamed from coldfire_double_format.
2246 (encode_ieee_extended): Generate a proper canonical NaN image
2247 respecting canonical_nan_lsbs_set.
2248 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2250 * real.h: Adjust declarations.
2252 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2255 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2256 the symbol is generated with the stack protector.
2258 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2260 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2261 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2263 * doc/extend.texi (interrupt): Mention m68k.
2265 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2267 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2268 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2269 (ix86_expand_sse_pcmpestr): Do not check operands for
2270 "register_operand", when insn operand predicate is "register_operand".
2271 (ix86_expand_sse_pcmpistr): Ditto.
2273 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2274 Uros Bizjak <ubizjak@gmail.com>
2276 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2277 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2278 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2279 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2280 * config/i386/constraints.md ("z"): New register constraint
2281 for members of SSE_FIRST_REG class.
2282 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2283 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2284 SSE_FIRST_REG class.
2285 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2286 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2287 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2288 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2289 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2290 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2291 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2292 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2293 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2294 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2295 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2296 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2297 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2298 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2299 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2300 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2301 (struct builtin_description): Change "flag" field to unsigned.
2302 (bdesc_pcmpestr): New builtin description table.
2303 (bdesc_pcmpistr): Likewise.
2304 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2305 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2306 Initialize pcmp[ei]str[im] insns for SSE4.2.
2307 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2308 (ix86_expand_sse_pcmpistr): Likewise.
2309 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2310 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2311 (UNSPEC_PCMPISTR): Likewise.
2312 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2313 (sse4_2_pcmpestri):New isns pattern.
2314 (sse4_2_pcmpestrm): Likewise.
2315 (sse4_2_pcmpestr_cconly): Likewise.
2316 (sse4_2_pcmpistr): New insn patern and splitter.
2317 (sse4_2_pcmpistri):New isns pattern.
2318 (sse4_2_pcmpistrm): Likewise.
2319 (sse4_2_pcmpistr_cconly): Likewise.
2320 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2323 2007-06-01 David Daney <ddaney@avtrex.com>
2325 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2326 LOADGP_ABSOLUTE and not binds_local_p.
2328 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2330 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2332 2007-06-01 Ian Lance Taylor <iant@google.com>
2334 * tree-vrp.c (compare_name_with_value): Always set
2335 used_strict_overflow if we get a result from the variable itself.
2337 2007-06-01 Ian Lance Taylor <iant@google.com>
2339 PR rtl-optimization/31455
2340 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2341 subregs which have a cast between modes which are not tieable.
2343 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2345 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2346 breaks after return statements.
2348 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2350 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2351 only after no_new_pseudos.
2353 2007-05-31 Eric Christopher <echristo@apple.com>
2355 * expr.c (convert_move): Assert that we don't have a BLKmode
2357 (store_expr): Handle BLKmode moves by calling emit_block_move.
2359 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2361 * c-typeck.c (build_indirect_ref): Include type in error message.
2362 (build_binary_op): Pass types to binary_op_error.
2363 * c-common.c (binary_op_error): Take two type arguments, print out
2365 * c-common.h (binary_op_error): Update prototype.
2367 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2369 * config/i386/i386.c: Correct coments on -mno-sse4.
2371 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2373 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2374 (x86_64-*-*): Likewise.
2375 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2376 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2377 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2378 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2379 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2380 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2381 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2382 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2383 (OPTION_MASK_ISA_SSE4): Likewise.
2384 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2385 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2386 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2387 (override_options): Support SSE4.2.
2388 (ix86_build_const_vector): Support SImode and DImode.
2389 (ix86_build_signbit_mask): Likewise.
2390 (ix86_expand_int_vcond): Support V2DImode.
2391 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2392 (IX86_BUILTIN_CRC32HI): Likewise.
2393 (IX86_BUILTIN_CRC32SI): Likewise.
2394 (IX86_BUILTIN_CRC32DI): Likewise.
2395 (IX86_BUILTIN_PCMPGTQ): Likewise.
2396 (bdesc_crc32): Likewise.
2397 (bdesc_sse_3arg): Likewise.
2398 (ix86_expand_crc32): Likewise.
2399 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2400 (ix86_expand_builtin): Likewise.
2401 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2402 __SSE4_2__ for -msse4.2.
2403 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2404 (CRC32MODE): Likewise.
2405 (crc32modesuffix): Likewise.
2406 (crc32modeconstraint): Likewise.
2407 (sse4_2_crc32<mode>): Likewise.
2408 (sse4_2_crc32di): Likewise.
2409 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2411 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2412 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2413 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2414 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2415 (vcondu<mode>): Likewise.
2416 * doc/extend.texi: Document SSE4.2 built-in functions.
2417 * doc/invoke.texi: Document -msse4.2/-msse4.
2419 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2421 PR tree-optimization/32160
2422 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2423 variable as gimple reg.
2424 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2426 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2428 * gcc.c (main): Don't consider linker options when issuing the
2429 warning about a linker input file not being used.
2431 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2433 * tree-vrp.c (compare_names): Initialize sop.
2435 2007-05-30 Dirk Mueller <dmueller@suse.de>
2437 * cgraphunit.c (cgraph_analyze_function): Remove
2438 computation of inline parameters.
2440 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2442 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2444 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2446 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2447 Add vx-common.h. Include vxworks.h between vx-common.h and
2449 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2451 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2452 (TARGET_ASM_DESTRUCTOR): Likewise.
2453 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2454 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2455 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2456 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2457 (VXWORKS_ENDIAN_SPEC): Define.
2458 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2459 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2460 VXWORKS_* equivalents.
2461 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2462 (ASM_FILE_START): Delete.
2463 (TARGET_VERSION): Reformat.
2464 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2465 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2466 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2467 (FPBIT, DPBIT): Define.
2468 (fp-bit.c, dp-bit.c): New rules.
2469 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2470 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2471 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2472 * config/arm/arm.h: Include vxworks-dummy.h.
2473 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2474 Mark with ATTRIBUTE_UNUSED.
2475 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2476 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2477 make it incompatible with -msingle-pic-base.
2478 (arm_function_ok_for_sibcall): Return false for calls that might
2479 go through a VxWorks PIC PLT entry.
2480 (require_pic_register): New function, split out from...
2481 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2483 (arm_load_pic_register): Handle the VxWorks RTP initialization
2484 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2485 (arm_emit_call_insn): New function.
2486 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2487 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2488 (pic_offset_arm): New pattern.
2489 (call, call_value): Use arm_emit_call_insn.
2490 (call_internal, call_value_internal): New expanders.
2491 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2492 VxWorks unless __PIC__.
2494 2007-05-30 Eric Christopher <echristo@gmail.com>
2496 * genrecog.c: Include regs.h in generated file.
2497 * genemit.c: Ditto. Fix up formatting.
2498 * config/mn10300/constraints.md: New.
2499 * config/mn10300/mn10300.md: Include.
2500 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2501 Fix up for removed macro.
2502 * config/mn10300/predicates.md (call_address_operand): Ditto.
2503 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2504 (CONST_OK_FOR_I): Ditto.
2505 (CONST_OK_FOR_J): Ditto.
2506 (CONST_OK_FOR_K): Ditto.
2507 (CONST_OK_FOR_L): Ditto.
2508 (CONST_OK_FOR_M): Ditto.
2509 (CONST_OK_FOR_N): Ditto.
2510 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2514 (EXTRA_CONSTRAINT): Ditto.
2516 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2518 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2520 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2521 OPTION_MASK_ISA_64BIT.
2522 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2524 2007-05-30 Richard Guenther <rguenther@suse.de>
2527 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2528 types for comparison.
2529 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2530 with original typed arguments.
2531 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2533 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2535 PR tree-optimization/31769
2536 * except.c (duplicate_eh_regions): Clear prev_try if
2537 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2539 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2541 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2542 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2543 bsi of the location where statements should be inserted.
2544 (sink_code_in_bb): Take bsi from statement_sink_location.
2545 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2546 instead of bsi_start.
2547 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2549 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2550 (bsi_move_before): Document inconsistency with bsi_move_after.
2551 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2553 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2555 * config/i386/i386.h (TARGET_ABM): New define.
2556 (TARGET_POPCNT): Ditto.
2557 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2558 New temporary defines to redefine from OPTION_ISA_* defines.
2559 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2560 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2561 (ix86_isa_flags): New extern int declaration.
2562 (TARGET_SUBTARGET_DEFAULT): New define.
2563 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2564 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2565 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2566 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2567 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2568 * config/i386/darwin.h: Change TARGET_64BIT define to
2571 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2572 using existing "ix86_isa_flags" varible.
2573 (m32, m64): Use existing "ix86_isa_flags" variable.
2574 (mmmx, m3dnow): Ditto.
2575 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2576 (mabm): Define as non-negative option using "x86_abm" variable.
2577 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2579 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2580 Rewrite feature test bitmap.
2581 (ix86_isa_flags): New initialized global int varible.
2582 (ix86_isa_flags_explicit): New static int variable.
2583 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2584 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2585 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2586 target_flags_explicit.
2587 (override_options): Remove "target_enable" and "target_disable" fields
2588 from "struct ptt". Update processor_target_table accordingly. Remove
2589 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2590 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2591 "target_flags" and "ix86_isa_flags_explicit" instead of
2592 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2593 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2594 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2595 to true when either of PTA_POPCNT or PTA_ABM is set in
2596 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2597 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2598 processor_alias_table flags entry. Remove handling of
2599 "target_enable" and "target_disable" fields of processor_target_table.
2600 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2601 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2602 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2603 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2604 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2606 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2608 2007-05-29 David Daney <ddaney@avtrex.com>
2611 * config/mips/mips.c (mips_output_mi_thunk): Emit
2612 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2614 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2615 * config/i386/i386.c (ix86_function_regparm): Added checking of
2616 ix86_force_align_arg_pointer to determine the number of
2617 register parameters.
2619 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2621 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2622 (SET_DR_MISALIGNMENT): New.
2623 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2624 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2625 Use SET_DR_MISALIGNMENT.
2626 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2628 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2629 find_loop_nest): Export.
2630 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2631 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2632 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2633 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2635 (struct mem_ref): Add field reuse_distance.
2636 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2637 Initialize reuse_distance field.
2638 (issue_prefetch_ref): Select temporality of prefetch according to
2640 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2641 self_reuse_distance, determine_loop_nest_reuse): New functions.
2642 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2643 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2644 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2647 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2649 * tree-ssa-alias.c: Add aliasing overview.
2651 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2652 Danny Smith <dannysmith@users.sourceforge.net>
2655 * config/i386/t-crtfm: Compile crtfastmath.o with
2656 -minline-all-stringops.
2657 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2658 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2660 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2662 * doc/md.texi: Document constraints on HP PA-RISC.
2664 * pa/constraints.md: New file.
2665 * pa.md: Include constraints.md.
2666 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2667 (integer_store_memory_operand, ldil_cint_p): New functions.
2668 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2669 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2670 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2671 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2672 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2674 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2677 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2678 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2679 case POSTDECREMENT_EXPR>): Return the error_mark_node
2680 if either the real or imaginary parts would an
2683 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2685 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2686 name when we remove it from a call.
2688 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2690 * targhooks.c (default_narrow_bitfield): Remove.
2691 * targhooks.h: Remove the prototype for
2692 default_narrow_bitfield.
2694 * langhooks-def.h: Remove the prototype for
2695 hook_get_alias_set_0.
2696 * langhooks.c (hook_get_alias_set_0): Remove.
2698 * global.c (EXECUTE_IF_CONFLICT): Remove.
2700 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2703 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2704 return true when truth_value_p is true and the type
2707 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2709 * doc/install.texi (Prerequisites): We no longer require Autoconf
2710 2.13 for the top-level.
2712 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2714 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2715 memory access via x86_expand_vector_move_misalign() only for
2716 TImode values on 32-bit targets.
2718 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2720 * matrix-reorg.c: New file. Implement matrix flattening and
2721 transposing optimization.
2722 * tree-pass.h: Add matrix reorg pass.
2723 * common.opt: Add fipa-mreorg flag.
2724 * Makefile.in: Add matrix-reorg.c.
2725 * passes.c: Add matrix reorg pass.
2726 * varpool.c (add_new_static_var): New function.
2727 * cgraph.h (add_new_static_var): Declare.
2729 2007-05-27 Eric Christopher <echristo@apple.com>
2731 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2732 sp_offset depending on stack size. Save r12 depending
2733 on registers we're saving later.
2734 (rs6000_emit_epilogue): Update sp_offset depending only
2737 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2739 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2740 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2741 * ifcvt.c (if_convert): Ditto.
2742 * tree-ssa-threadupdate.c (thread_block): Ditto.
2743 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2744 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2745 verify_loop_closed_ssa): Check number_of_loops instead of
2747 * predict.c (tree_estimate_probability): Ditto.
2748 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2749 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2750 * modulo-sched.c (sms_schedule): Ditto.
2751 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2752 (scev_finalize): Do not do anything if scev analysis was not
2754 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2755 current_loops == NULL.
2756 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2757 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2759 (loop_optimizer_finalize): Assert that loops were analyzed.
2760 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2761 rtl_doloop): Check number_of_loops instead of current_loops.
2762 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2763 current_loops == NULL.
2764 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2765 gate_tree_vectorize tree_linear_transform, check_data_deps,
2766 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2767 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2768 Check number_of_loops instead of current_loops.
2769 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2770 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2771 free loops if available.
2772 (execute_pre): Do not pass do_fre to fini_pre.
2774 2007-05-27 Tobias Burnus <burnus@net-b.de>
2777 * real.c (mpfr_from_real): Fix sign of -Inf.
2779 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2781 * tree-vect-transform.c (vectorizable_conversion): Initialize
2782 tree_code variables to ERROR_MARK.
2783 (vectorizable_type_demotion): Likewise.
2784 (vectorizable_type_promotion): Likewise.
2786 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2789 * config/i386/i386.md (movti): Handle push operands via
2792 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2794 * basic-block.h: Remove the prototype for merge_seq_blocks.
2795 * cfgcleanup.c (merge_seq_blocks): Remove.
2797 * tree-flow.h: Remove the prototype for is_aliased_with.
2798 * tree-ssa-alias.c (is_aliased_with): Remove.
2800 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2802 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2804 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2806 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2807 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2808 (vec_unpacks_hi_v16qi): Likewise.
2809 (vec_unpacku_lo_v16qi): Likewise.
2810 (vec_unpacks_lo_v16qi): Likewise.
2811 (vec_unpacku_hi_v8hi): Likewise.
2812 (vec_unpacks_hi_v8hi): Likewise.
2813 (vec_unpacku_lo_v8hi): Likewise.
2814 (vec_unpacks_lo_v8hi): Likewise.
2815 (vec_unpacku_hi_v4si): Likewise.
2816 (vec_unpacks_hi_v4si): Likewise.
2817 (vec_unpacku_lo_v4si): Likewise.
2818 (vec_unpacks_lo_v4si): Likewise.
2820 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2822 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2823 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2824 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2825 follow spelling conventions in various
2826 warning/error/diagnostic messages.
2828 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2829 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2830 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2831 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2832 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2833 * doc/tm.texi: Follow spelling conventions.
2835 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2838 * tree-ssa-forwprop.c
2839 (forward_propagate_addr_into_variable_array_index): Remove
2840 the lhs argument. Use the type of def_rhs instead of lhs.
2841 (forward_propagate_addr_expr_1): Update use of
2842 forward_propagate_addr_into_variable_array_index.
2844 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2845 Nigel Stephens <nigel@mips.com>
2847 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2848 function attributes, "far" being an alias for "long_call".
2849 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2850 (mips_near_type_p, mips_far_type_p): New.
2851 (mips_comp_type_attributes): New function to check that attributes
2852 attached to a function type are compatible.
2853 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2854 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2855 to the target function of the thunk.
2856 (mips_encode_section_info): Check for "near" and "far" function
2857 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2859 * config/mips/predicates.md (const_call_insn_operand): Test only
2860 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2862 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2865 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2866 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2867 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2868 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2870 2007-05-25 Eric Christopher <echristo@apple.com>
2872 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2873 to x86-darwin configurations.
2874 * config/i386/t-darwin: Add softfp support.
2875 * config/i386/t-darwin64: Ditto.
2876 * config/i386/sfp-machine.h: If mach then don't use
2877 aliasing, emit a stub to call.
2879 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2881 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2882 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2883 tree-predcom.c, tree-ssa-alias-warnings.c,
2884 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2885 comment typos. Follow spelling conventions.
2886 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2888 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2891 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2892 constants into memory. Expand unaligned memory references for
2893 SSE modes via x86_expand_vector_move_misalign() function.
2895 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2897 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2898 "memory" attribute for "sseishft" type insn without operands[2].
2900 2007-05-25 Dirk Mueller <dmueller@suse.de>
2901 Marcus Meissner <meissner@suse.de>
2903 * doc/extend.texi (alloc_size): New attribute.
2904 * c-common.c (handle_alloc_size_attribute): New.
2905 * tree-object-size.c (alloc_object_size): Use alloc_size
2906 attribute, if available.
2908 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2910 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2912 (__builtin_ia32_vec_ext_v2di): Likewise.
2913 (__builtin_ia32_vec_ext_v4si): Likewise.
2914 (__builtin_ia32_vec_ext_v8hi): Likewise.
2915 (__builtin_ia32_vec_ext_v16qi): Likewise.
2916 (__builtin_ia32_vec_set_v8hi): Likewise.
2918 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2920 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2922 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2924 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2925 (arm_is_longcall_p): Rename to...
2926 (arm_is_long_call_p): ...this. Take a single tree argument and
2928 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2929 (CUMULATIVE_ARGS): Remove call_cookie.
2930 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2931 (ENCODED_LONG_CALL_ATTR_P): Delete.
2932 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2933 LONG_CALL_FLAG_CHAR cases.
2934 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2935 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2936 ARM_DECLARE_FUNCTION_SIZE.
2937 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2938 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2939 (arm_encode_call_attribute, current_file_function_operand): Delete.
2940 (arm_function_in_section_p): New function.
2941 (arm_is_longcall_p): Rename to...
2942 (arm_is_long_call_p): ...this. Take the target function as a single
2943 argument and return a bool. Do not rely on call cookies. Check
2944 whether the target symbol is in the same section as the current
2945 function, not just the same compilation unit.
2946 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2947 (arm_encode_section_info): Don't encode a call type.
2948 * config/arm/arm.md (call, call_value): Update calls to
2949 arm_is_long(_)call_p. Simplify logic.
2950 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2951 Update calls to arm_is_long(_)call_p.
2953 2007-05-25 Richard Guenther <rguenther@suse.de>
2955 PR tree-optimization/31982
2956 * tree-ssa-forwprop.c
2957 (forward_propagate_addr_into_variable_array_index): Handle arrays
2958 with element size one.
2960 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2962 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2963 (umulsi3_highpart): Likewise.
2965 2007-05-24 Ian Lance Taylor <iant@google.com>
2967 PR rtl-optimization/32069
2968 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2971 2007-05-24 Ollie Wild <aaw@google.com>
2973 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2976 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2978 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2979 (oprs_unchanged_p): Use it to check all registers in a REG.
2980 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2981 (reg_set_between_after_reload_p): Delete.
2982 (reg_used_between_after_reload_p): Likewise.
2983 (reg_set_or_used_since_bb_start): Likewise.
2984 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2985 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2986 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2987 * rtlanal.c (reg_set_p): Check whether REG overlaps
2988 regs_invalidated_by_call, rather than just checking the
2989 membership of REGNO (REG).
2991 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2993 * doc/passes.texi: Document predictive commoning.
2994 * doc/invoke.texi (-fpredictive-commoning): Document.
2995 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2996 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2997 adding indices to the generated name.
2998 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2999 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
3000 * tree-pretty-print.c (op_symbol_1): Renamed to ...
3001 (op_symbol_code): ... and exported.
3002 (dump_omp_clause, op_symbol): Use op_symbol_code
3003 instead of op_symbol_1.
3004 * tree-pass.h (pass_predcom): Declare.
3005 * timevar.def (TV_PREDCOM): New timevar.
3006 * tree-ssa-loop.c (run_tree_predictive_commoning,
3007 gate_tree_predictive_commoning, pass_predcom): New.
3008 * tree-data-ref.c (find_data_references_in_loop): Find the
3009 references in dominance order.
3010 (canonicalize_base_object_address): Ensure that the result has
3012 (dr_analyze_innermost): Export.
3013 (create_data_ref): Code to fail for references with invariant
3015 (find_data_references_in_stmt): ... here.
3016 * tree-data-ref.h (dr_analyze_innermost): Declare.
3017 * tree-affine.c: Include tree-gimple.h and hashtab.h.
3018 (aff_combination_find_elt, name_expansion_hash,
3019 name_expansion_eq, tree_to_aff_combination_expand,
3020 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
3022 * tree-affine.h (aff_combination_constant_multiple_p,
3023 tree_to_aff_combination_expand): Declare.
3024 * tree-predcom.c: New file.
3025 * common.opt (fpredictive-commoning): New option.
3026 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3027 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3028 * Makefile.in (tree-predcom.o): Add.
3029 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3030 * passes.c (init_optimization_passes): Add dceloop after
3031 copy propagation in loop optimizer. Add predictive commoning
3032 to loop optimizer passes.
3034 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3036 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3039 2007-05-24 Jan Hubicka <jh@suse.cz>
3041 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3043 (genheader): Include statistics.h.
3045 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3047 * print-rtl.c (flag_dump_unnumbered): Update comments.
3048 (print_rtl): Fix my previous change.
3049 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3052 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3055 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3057 (thread_through_all_blocks): Call initialize_original_copy_tables
3058 and free_original_copy_tables.
3059 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3061 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3062 * cfghooks.c (duplicate_block): Use get_loop_copy.
3063 * cfg.c: Include cfgloop.h.
3064 (loop_copy): New hash table.
3065 (initialize_original_copy_tables): Initialize loop_copy table.
3066 (free_original_copy_tables): Free loop_copy table.
3067 (copy_original_table_clear, copy_original_table_set,
3068 set_loop_copy, get_loop_copy): New functions.
3069 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3070 * cfgloop.h (struct loop): Remove copy field.
3071 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3072 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3074 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3076 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3077 -msse/-msse2/-msse3.
3079 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3081 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3082 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3084 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3087 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3088 * targhooks.h (default_mangle_decl_assembler_name): Declare
3090 * targhooks.c (default_mangle_decl_assembler_name): Define
3092 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3094 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3095 * langhooks.c (lhd_set_decl_assembler_name): Call
3096 targetm.mangle_decl_assembler_name for names with global scope.
3098 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3100 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3101 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3103 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3104 New. Factored out of i386_pe_encode_section_info.
3105 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3106 Move check for prior decoration of stdcall
3107 symbols to i386_pe_encode_section_info.
3108 (i386_pe_encode_section_info): Adjust call to
3109 gen_stdcall_or_fastcall_suffix. Use
3110 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3111 (i386_pe_mangle_decl_assembler_name): New. Wrap
3112 i386_pe_maybe_mangle_decl_assembler_name.
3114 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3116 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3117 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3118 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3119 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3120 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3123 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3124 Nigel Stephens <nigel@mips.com>
3125 Richard Sandiford <richard@codesourcery.com>
3127 Fix up MIPS16 hard float and add support for complex.
3129 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3130 (TARGET_SOFT_FLOAT_ABI): New.
3131 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3132 __mips_soft_float to reflect the ABI in use, not whether the
3133 FPU is directly accessible (e.g., in MIPS16 mode).
3134 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3135 (UNITS_PER_FPVALUE): Likewise.
3137 * config/mips/mips.c (mips_expand_call): Remove redundant
3138 TARGET_MIPS16 check.
3139 (mips_arg_regno): New.
3140 (function_arg_advance): When setting bits in cum->fp_code for
3141 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3143 (function_arg): Use mips_arg_regno.
3144 (mips_return_mode_in_fpr_p): New.
3145 (mips16_call_stub_mode_suffix): New.
3146 (mips16_cfun_returns_in_fpr_p): New.
3147 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3148 (mips_output_function_prologue): Test mips16_hard_float, not
3149 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3150 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3151 return value into a floating-point register.
3152 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3153 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3154 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3155 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3156 word of double arguments from or to the high bits of 64-bit
3157 floating point registers.
3158 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3159 (mips16_fpret_double): New helper function.
3160 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3161 support for complex modes. Fill in DECL_RESULT for stubdecl.
3162 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3164 * config/mips/mips16.S
3165 (RET, ARG1, ARG2): New.
3166 (MERGE_GPRf, MERGE_GPRt): New.
3167 (DELAYt, DELAYf): New.
3168 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3169 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3170 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3171 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3172 (SFOP): Renamed to...
3173 (OPSF3): This, and macro-ified. Updated all uses.
3174 (SFOP2): Renamed to...
3175 (OPSF2): This, and macro-ified. Updated all uses.
3176 (SFCMP): Renamed to...
3177 (CMPSF): This, and macro-ified. Updated all uses.
3178 (SFREVCMP): Renamed to...
3179 (REVCMPSF): This, and macro-ified. Updated all uses.
3180 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3181 (LDDBL1, LDDBL2, RETDBL): Deleted.
3182 (DFOP): Renamed to...
3183 (OPDF3): This, and macro-ified. Updated all uses.
3184 (DFOP2): Renamed to...
3185 (OPDF2): This, and macro-ified. Updated all uses.
3186 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3187 (DFCMP): Renamed to...
3188 (CMPDF): This, and macro-ified. Updated all uses.
3189 (DFREVCMP): Renamed to...
3190 (REVCMPDF): This, and macro-ified. Updated all uses.
3191 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3192 (RET_FUNCTION): New.
3193 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3194 (__mips16_ret_sc, __mips16_ret_dc): New.
3195 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3196 STUB_ARGS_6, STUB_ARGS_10): New.
3197 (CALL_STUB_NO_RET): New.
3198 (__mips16_call_stub_1): Macro-ified.
3199 (__mips16_call_stub_5): Macro-ified.
3200 (__mips16_call_stub_2): Macro-ified.
3201 (__mips16_call_stub_6): Macro-ified.
3202 (__mips16_call_stub_9): Macro-ified.
3203 (__mips16_call_stub_10): Macro-ified.
3204 (CALL_STUB_RET): New.
3205 (__mips16_call_stub_sf_0): Macro-ified.
3206 (__mips16_call_stub_sf_1): Macro-ified.
3207 (__mips16_call_stub_sf_5): Macro-ified.
3208 (__mips16_call_stub_sf_2): Macro-ified.
3209 (__mips16_call_stub_sf_6): Macro-ified.
3210 (__mips16_call_stub_sf_9): Macro-ified.
3211 (__mips16_call_stub_sf_10): Macro-ified.
3212 (__mips16_call_stub_df_0): Macro-ified.
3213 (__mips16_call_stub_df_1): Macro-ified.
3214 (__mips16_call_stub_df_5): Macro-ified.
3215 (__mips16_call_stub_df_2): Macro-ified.
3216 (__mips16_call_stub_df_6): Macro-ified.
3217 (__mips16_call_stub_df_9): Macro-ified.
3218 (__mips16_call_stub_df_10): Macro-ified.
3219 (__mips16_call_stub_sc_0): New.
3220 (__mips16_call_stub_sc_1): New.
3221 (__mips16_call_stub_sc_5): New.
3222 (__mips16_call_stub_sc_2): New.
3223 (__mips16_call_stub_sc_6): New.
3224 (__mips16_call_stub_sc_9): New.
3225 (__mips16_call_stub_sc_10): New.
3226 (__mips16_call_stub_dc_0): New.
3227 (__mips16_call_stub_dc_1): New.
3228 (__mips16_call_stub_dc_5): New.
3229 (__mips16_call_stub_dc_2): New.
3230 (__mips16_call_stub_dc_6): New.
3231 (__mips16_call_stub_dc_9): New.
3232 (__mips16_call_stub_dc_10): New.
3234 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3235 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3236 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3238 2007-05-23 Ian Lance Taylor <iant@google.com>
3240 * doc/invoke.texi (Invoking GCC): Document that the order of the
3243 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3246 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3247 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3248 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3252 * config/score/score.c (score_print_operand): Make sure that only
3253 lower bits are used.
3255 2007-05-22 Ian Lance Taylor <iant@google.com>
3257 * tree-vrp.c (avoid_overflow_infinity): New static function,
3258 broken out of set_value_range_to_value.
3259 (set_value_range_to_value): Call avoid_overflow_infinity.
3260 (extract_range_from_assert): Likewise.
3262 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3265 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3266 change the type before looking for a COMPOUND_EXPR.
3268 2007-05-22 Ian Lance Taylor <iant@google.com>
3270 * lower-subreg.c (decompose_multiword_subregs): If we change an
3271 insn, call remove_retval_note on it.
3273 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3275 * regs.h (end_hard_regno): New function.
3276 (END_HARD_REGNO, END_REGNO): New macros.
3277 (add_to_hard_reg_set): New function.
3278 (remove_from_hard_reg_set): Likewise.
3279 (in_hard_reg_set_p): Likewise.
3280 (overlaps_hard_reg_set_p): Likewise.
3281 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3282 (note_btr_set): Use END_HARD_REGNO.
3283 * caller-save.c (setup_save_areas): Use end_hard_regno.
3284 (mark_set_regs): Use END_HARD_REGNO.
3285 (add_stored_regs): Use end_hard_regno.
3286 (mark_referenced_regs): Use add_to_hard_reg_set.
3287 * combine.c (update_table_tick): Use END_REGNO.
3288 (record_value_for_reg): Likewise.
3289 (record_dead_and_set_regs): Likewise.
3290 (get_last_value_validate): Likewise.
3291 (use_crosses_set_p): Likewise.
3292 (reg_dead_at_p_1): Likewise.
3293 (reg_dead_at_p): Likewise.
3294 (mark_used_regs_combine): Use add_to_hard_reg_set.
3295 (move_deaths): Use END_HARD_REGNO.
3296 (reg_bitfield_target_p): Use end_hard_regno.
3297 (distribute_notes): Use END_HARD_REGNO.
3298 * cse.c (mention_regs): Use END_REGNO.
3299 (insert): Use add_to_hard_reg_set.
3300 (invalidate): Use END_HARD_REGNO.
3301 (invalidate_for_call): Likewise.
3302 (exp_equiv_p): Use END_REGNO.
3303 (cse_insn): Likewise.
3304 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3305 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3306 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3307 * function.c (keep_stack_depressed): Use end_hard_regno.
3308 * global.c (global_alloc): Use end_hard_regno.
3309 (global_conflicts): Use add_to_hard_reg_set instead of
3311 (find_reg): Likewise.
3312 (mark_reg_store): Likewise.
3313 (mark_reg_conflicts): Likewise.
3314 (mark_reg_death): Use remove_from_hard_reg_set.
3315 (mark_reg_live_nc): Delete.
3316 (set_preference): Use end_hard_regno.
3317 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3318 remove_from_hard_reg_set.
3319 (post_mark_life): Use add_to_hard_reg_set.
3320 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3321 (reg_becomes_live): Use add_to_hard_reg_set.
3322 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3323 (peep2_find_free_register): Use add_to_hard_reg_set.
3324 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3325 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3326 * regrename.c (note_sets): Use add_to_hard_reg_set.
3327 (clear_dead_regs): Use remove_from_hard_reg_set.
3328 (regrename_optimize): Use add_to_hard_reg_set.
3329 (find_oldest_value_reg): Use in_hard_reg_set_p.
3330 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3331 (hard_reg_set_here_p): Use end_hard_regno.
3332 (decompose): Likewise.
3333 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3334 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3335 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3336 (mark_home_live): Use end_hard_regno.
3337 (spill_hard_reg): Likewise.
3338 (clear_reload_reg_in_use): Likewise.
3339 * reorg.c (delete_prior_computation): Use END_REGNO.
3340 * resource.c (update_live_status): Use END_HARD_REGNO.
3341 (mark_referenced_resources): Use add_to_hard_reg_set.
3342 (mark_set_resources): Likewise.
3343 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3344 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3345 (reg_overlap_mentioned_p): Likewise.
3346 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3347 (covers_regno_no_parallel_p): Use END_REGNO.
3348 (find_regno_note): Likewise.
3349 (find_reg_fusage): Use END_HARD_REGNO.
3350 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3351 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3353 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3355 * mode-switching.c (reg_dies): Change type of second argument to
3357 (optimize_mode_switching): Update accordingly.
3359 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3361 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3363 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3364 (hard_reg_set_empty_p): ...these new functions.
3365 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3366 GO_IF_HARD_REG_SUBSET.
3367 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3368 instead of GO_IF_HARD_REG_EQUAL.
3369 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3370 instead of GO_IF_HARD_REG_EQUAL.
3371 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3372 GO_IF_HARD_REG_SUBSET.
3373 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3374 GO_IF_HARD_REG_EQUAL.
3375 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3376 of GO_IF_HARD_REG_SUBSET.
3377 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3378 instead of GO_IF_HARD_REG_EQUAL.
3379 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3380 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3381 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3382 of GO_IF_HARD_REG_SUBSET,
3383 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3384 GO_IF_HARD_REG_SUBSET.
3385 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3386 instead of GO_IF_HARD_REG_EQUAL.
3387 * config/sh/sh.c (push_regs, calc_live_regs): Use
3388 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3389 (hard_regs_intersect_p): Delete.
3391 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3393 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3395 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3396 Richard Henderson <rth@redhat.com>
3398 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3400 (x86_64-*-*): Likewise.
3402 * i386/i386-modes.def (V2QI): New.
3404 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3406 (override_options): Support SSE4.1.
3407 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3408 (IX86_BUILTIN_BLENDPS): Likewise.
3409 (IX86_BUILTIN_BLENDVPD): Likewise.
3410 (IX86_BUILTIN_BLENDVPS): Likewise.
3411 (IX86_BUILTIN_PBLENDVB128): Likewise.
3412 (IX86_BUILTIN_PBLENDW128): Likewise.
3413 (IX86_BUILTIN_DPPD): Likewise.
3414 (IX86_BUILTIN_DPPS): Likewise.
3415 (IX86_BUILTIN_INSERTPS128): Likewise.
3416 (IX86_BUILTIN_MOVNTDQA): Likewise.
3417 (IX86_BUILTIN_MPSADBW128): Likewise.
3418 (IX86_BUILTIN_PACKUSDW128): Likewise.
3419 (IX86_BUILTIN_PCMPEQQ): Likewise.
3420 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3421 (IX86_BUILTIN_PMAXSB128): Likewise.
3422 (IX86_BUILTIN_PMAXSD128): Likewise.
3423 (IX86_BUILTIN_PMAXUD128): Likewise.
3424 (IX86_BUILTIN_PMAXUW128): Likewise.
3425 (IX86_BUILTIN_PMINSB128): Likewise.
3426 (IX86_BUILTIN_PMINSD128): Likewise.
3427 (IX86_BUILTIN_PMINUD128): Likewise.
3428 (IX86_BUILTIN_PMINUW128): Likewise.
3429 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3430 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3431 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3432 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3433 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3434 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3435 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3436 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3437 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3438 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3439 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3440 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3441 (IX86_BUILTIN_PMULDQ128): Likewise.
3442 (IX86_BUILTIN_PMULLD128): Likewise.
3443 (IX86_BUILTIN_ROUNDPD): Likewise.
3444 (IX86_BUILTIN_ROUNDPS): Likewise.
3445 (IX86_BUILTIN_ROUNDSD): Likewise.
3446 (IX86_BUILTIN_ROUNDSS): Likewise.
3447 (IX86_BUILTIN_PTESTZ): Likewise.
3448 (IX86_BUILTIN_PTESTC): Likewise.
3449 (IX86_BUILTIN_PTESTNZC): Likewise.
3450 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3451 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3452 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3453 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3454 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3456 (bdesc_sse_3arg): Likewise.
3457 (bdesc_2arg): Likewise.
3458 (bdesc_1arg): Likewise.
3459 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3461 (ix86_expand_sse_4_operands_builtin): New.
3462 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3463 smaller than 8 bits as the 2nd arg.
3464 (ix86_expand_sse_ptest): New.
3465 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3466 (ix86_expand_vector_set): Support SSE4.1.
3467 (ix86_expand_vector_extract): Likewise.
3469 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3470 __SSE4_1__ for -msse4.1.
3472 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3473 (UNSPEC_INSERTPS): Likewise.
3474 (UNSPEC_DP): Likewise.
3475 (UNSPEC_MOVNTDQA): Likewise.
3476 (UNSPEC_MPSADBW): Likewise.
3477 (UNSPEC_PHMINPOSUW): Likewise.
3478 (UNSPEC_PTEST): Likewise.
3479 (UNSPEC_ROUNDP): Likewise.
3480 (UNSPEC_ROUNDS): Likewise.
3482 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3484 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3485 (const_pow2_1_to_32768_operand): Likewise.
3487 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3490 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3492 (sse4_1_insertps): Likewise.
3493 (*sse4_1_extractps): Likewise.
3494 (sse4_1_ptest): Likewise.
3495 (sse4_1_mulv2siv2di3): Likewise.
3496 (*sse4_1_mulv4si3): Likewise.
3497 (*sse4_1_smax<mode>3): Likewise.
3498 (*sse4_1_umax<mode>3): Likewise.
3499 (*sse4_1_smin<mode>3): Likewise.
3500 (*sse4_1_umin<mode>3): Likewise.
3501 (sse4_1_eqv2di3): Likewise.
3502 (*sse4_1_pinsrb): Likewise.
3503 (*sse4_1_pinsrd): Likewise.
3504 (*sse4_1_pinsrq): Likewise.
3505 (*sse4_1_pextrb): Likewise.
3506 (*sse4_1_pextrb_memory): Likewise.
3507 (*sse4_1_pextrw_memory): Likewise.
3508 (*sse4_1_pextrq): Likewise.
3509 (sse4_1_blendpd): Likewise.
3510 (sse4_1_blendps): Likewise.
3511 (sse4_1_blendvpd): Likewise.
3512 (sse4_1_blendvps): Likewise.
3513 (sse4_1_dppd): Likewise.
3514 (sse4_1_dpps): Likewise.
3515 (sse4_1_movntdqa): Likewise.
3516 (sse4_1_mpsadbw): Likewise.
3517 (sse4_1_packusdw): Likewise.
3518 (sse4_1_pblendvb): Likewise.
3519 (sse4_1_pblendw): Likewise.
3520 (sse4_1_phminposuw): Likewise.
3521 (sse4_1_extendv8qiv8hi2): Likewise.
3522 (*sse4_1_extendv8qiv8hi2): Likewise.
3523 (sse4_1_extendv4qiv4si2): Likewise.
3524 (*sse4_1_extendv4qiv4si2): Likewise.
3525 (sse4_1_extendv2qiv2di2): Likewise.
3526 (*sse4_1_extendv2qiv2di2): Likewise.
3527 (sse4_1_extendv4hiv4si2): Likewise.
3528 (*sse4_1_extendv4hiv4si2): Likewise.
3529 (sse4_1_extendv2hiv2di2): Likewise.
3530 (*sse4_1_extendv2hiv2di2): Likewise.
3531 (sse4_1_extendv2siv2di2): Likewise.
3532 (*sse4_1_extendv2siv2di2): Likewise.
3533 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3534 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3535 (sse4_1_zero_extendv4qiv4si2): Likewise.
3536 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3537 (sse4_1_zero_extendv2qiv2di2): Likewise.
3538 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3539 (sse4_1_zero_extendv4hiv4si2): Likewise.
3540 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3541 (sse4_1_zero_extendv2hiv2di2): Likewise.
3542 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3543 (sse4_1_zero_extendv2siv2di2): Likewise.
3544 (*sse4_1_zero_extendv2siv2di2): Likewise.
3545 (sse4_1_roundpd): Likewise.
3546 (sse4_1_roundps): Likewise.
3547 (sse4_1_roundsd): Likewise.
3548 (sse4_1_roundss): Likewise.
3549 (mulv4si3): Don't expand for SSE4.1.
3550 (smax<mode>3): Likewise.
3551 (umaxv4si3): Likewise.
3552 (uminv16qi3): Likewise.
3553 (umin<mode>3): Likewise.
3554 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3556 * doc/extend.texi: Document SSE4.1 built-in functions.
3558 * doc/invoke.texi: Document -msse4.1.
3560 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3562 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3563 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3564 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3565 (ASM_SPEC): Add asm_pcrel_spec.
3566 (EXTRA_SPECS): Add asm_pcrel_spec.
3568 2007-05-21 David Daney <ddaney@avtrex.com>
3570 * doc/install.texi (Building a cross compiler): Add requirements
3571 for Java cross compiler.
3573 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3576 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3577 Add loopno argument. Use evolution_function_is_invariant_rec_p
3578 instead of evolution_function_is_constant_p.
3579 Update calls to evolution_function_is_affine_multivariate_p.
3580 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3581 Add loopno argument.
3582 * tree-scalar-evolution.c (gather_chrec_stats): Call
3583 evolution_function_is_affine_multivariate_p with a loop
3585 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3586 (analyze_overlapping_iterations): Likewise.
3587 (access_functions_are_affine_or_constant_p): Likewise.
3588 (build_classic_dist_vector_1): If the access functions
3589 are equal, don't do anything.
3591 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3592 Paolo Carlini <pcarlini@suse.de>
3593 Uros Bizjak <ubizjak@gmail.com>
3595 * c-cppbuiltin.c (c_cpp_builtins): Define
3596 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3597 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3598 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3599 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3601 2007-05-21 Mike Stump <mrs@apple.com>
3603 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3605 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3607 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3609 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3610 implementation if __OPTIMIZE__ is not defined.
3611 (_mm_alignr_pi8): Ditto.
3612 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3613 (_mm_inserti_si64): Ditto.
3614 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3615 (_mm_slli_epi16): Ditto.
3616 (_mm_slli_epi32): Ditto.
3617 (_mm_slli_epi64): Ditto.
3618 (_mm_srai_epi16): Ditto.
3619 (_mm_srai_epi32): Ditto.
3620 (_mm_srli_si128): Ditto.
3621 (_mm_slli_si128): Ditto.
3622 (_mm_srli_epi16): Ditto.
3623 (_mm_srli_epi32): Ditto.
3624 (_mm_srli_epi64): Ditto.
3625 (_mm_extract_epi16): Ditto.
3626 (_mm_insert_epi16): Ditto.
3627 (_mm_shufflehi_epi16): Ditto.
3628 (_mm_shufflelo_epi16): Ditto.
3629 (_mm_shuffle_epi32): Ditto.
3630 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3632 (_mm_insert_pi16): Ditto.
3634 (_mm_shuffle_pi16): Ditto.
3636 (_mm_shufle_ps): Ditto.
3637 (_mm_prefetch): Ditto.
3639 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3641 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3642 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3643 * real.c (encode_i370_single, decode_i370_single,
3644 encode_i370_double, decode_i370_double): Functions removed.
3645 (i370_single_format, i370_double_format): Initializations removed.
3646 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3647 Consider the log2_b field to always be one.
3648 (ieee_single_format, mips_single_format, coldfire_single_format,
3649 ieee_double_format, mips_double_format, coldfire_double_format,
3650 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3651 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3652 ibm_extended_format, mips_extended_format, ieee_quad_format,
3653 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3654 decimal_single_format, decimal_double_format, decimal_quad_format,
3655 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3656 initialization of log2_b.
3657 * real.h (i370_single_format, i370_double_format): Declarations removed.
3658 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3659 field to always be one.
3661 2007-05-21 Andreas Schwab <schwab@suse.de>
3663 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3664 NOTE_INSN_BASIC_BLOCK_P.
3665 (process_for_unwind_directive): Likewise.
3667 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3669 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3670 * function.h (struct function): Move va_list_gpr_size,
3671 va_list_fpr_size, function_frequency to front of bitfields. Add
3673 (current_function_calls_unwind_init): New.
3674 * except.c (expand_builtin_unwind_init): Set
3675 current_function_calls_unwind_init not
3676 current_function_has_nonlocal_label.
3677 * reload1.c (has_nonexceptional_receiver): New.
3678 (reload): Use it and current_function_calls_unwind_init to
3679 determine whether call-saved regs must be saved.
3681 2007-05-20 Jan Hubicka <jh@suse.cz>
3683 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3684 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3685 * ddg.c (create_ddg): LIkewise.
3686 * final.c (final): Remove hunk moving line numbernotes around since
3687 they are no longer present at this stage.
3688 (final_scan_insn): Use NOTE_KIND instead of
3689 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3690 (output_asm_label): Likewise.
3691 * reorg.c (dbr_schedule): Likewise.
3692 * haifa-sched.c (unlink_other_notes): Likewise.
3693 * mode-switching.c (optimize_mode_switching): Likewise.
3694 * graph.c (start_bb): Likewise.
3695 * rtl.def (NOTE): Update description.
3696 * jump.c (squeeze_notes): Delete.
3697 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3698 NOTE_INSN_BASIC_BLOCK_P when possible.
3699 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3700 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3701 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3702 (dwarf2out_var_location): Likewise.
3703 * cfgbuild.c (make_edges): Likewise.
3704 (find_basic_blocks_1): Likewise.
3705 * function.c (reorder_blocks_1): Likewise.
3706 (epilogue_done): Likewise.
3707 (reposition_prologue_and_epilogue_notes): Likewise.
3708 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3710 (print_rtl): Likewise.
3711 (print_rtl_single): Likewise.
3712 * gcse.c (insert_insn_start_bb): Likewise.
3713 * alias.c (init_alias_analysis): Likewise.
3714 * calls.c (fixup_tail_calls): Likewise.
3715 * except.c (sjlj_emit_function_enter): Likewise.
3716 * emit-rtl.c (add_insn_after): Likeiwse.
3717 (emit_label_before): Likewise.
3718 (emit_label_after): Likewise.
3719 (emit_note_before, emit_note_after, emit_note): Update
3720 parameter to be enum insn_note; do not deal with source
3722 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3723 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3725 (merge_blocks_move_successor_nojumps): Simplify now when
3726 we don't have BLOCK notes.
3727 (try_optimize_cfg): Likewise.
3728 * cfglayout.c (skip_insns_after_block): Likewise.
3729 (record_effective_endpoints): Likewise.
3730 (duplicate_insn_chain): Likewise.
3731 * varasm.c (output_constant_pool_1): Likewise.
3732 * sched-deps.c (sched_analyze): Likewise.
3733 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3735 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3736 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3737 (SET_INSN_DELETED): Simplify.
3738 (NOTE_LINE_NUMBER): Exterminate.
3739 (NOTE_LINE_KIND): New.
3740 (NOTE_INSN_BASIC_BLOCK_P): Update.
3741 (enum insn_note): Simplify.
3742 (GET_NOTE_INSN_NAME) Simplify.
3743 (emit_note_before, emit_note_after, emit_note): Update prototype.
3744 (squeeze_notes): Remove.
3745 * sched-int.h (NOTE_NOT_BB_P): Update.
3746 * resource.c (mark_target_live_regs): Update.
3747 * sched-rgn.c (debug_dependencies): Update.
3748 * sched-vis.c (print_insn): Update.
3749 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3750 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3751 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3752 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3753 (split_branches): Update.
3754 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3756 (sh_adjust_unroll_max): Exterminate.
3757 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3758 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3759 (m68hc11_reorg): Likewise.
3760 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3761 (emit_predicate_relation_info): Update.
3762 (process_for_unwind_directive): Update.
3763 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3764 (output_call): Update.
3765 * config/pa/pa.c (output_lbranch): Update.
3766 (output_millicode_call): Update.
3767 (output_call): Update.
3768 (pa_combine_instructions): Update.
3769 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3770 * config/bfin/bfin.c (gen_one_bundle): Update.
3771 * cfgrtl.c (can_delete_note_p): Update.
3772 (delete_insn): Update.
3773 (rtl_merge_blocks): Update.
3774 (commit_one_edge_insertion): Update.
3775 (rtl_verify_flow_info): Update.
3776 * stmt.c (expand_case): Do not call squeeze_notes.
3778 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3785 * c.opt (Wtype-limits): New.
3786 * doc/invoke.texi (Wtype-limits): Document it.
3787 (Wextra): Enabled by -Wextra.
3788 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3789 * c-common.c (shorten_compare): Warn with Wtype-limits.
3791 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3793 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3794 inlined function, not as a macro.
3795 (_mm_alignr_pi8): Ditto.
3796 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3797 (_mm_inserti_si64): Ditto.
3798 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3799 (_mm_extract_epi16): Ditto.
3800 (_mm_insert_epi16): Ditto.
3801 (_mm_shufflehi_epi16): Ditto.
3802 (_mm_shufflelo_epi16): Ditto.
3803 (_mm_shuffle_epi32): Ditto.
3804 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3805 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3807 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3809 (_m_to_float): Use C89 compatible assignment.
3811 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3814 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3816 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3819 * doc/invoke.texi (Wreturn-type): Complete description.
3820 (Wextra): Delete item about return-type warning.
3821 * c-decl.c: Delete redundant Wextra warning.
3823 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3826 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3827 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3828 inlined function, not as a macro.
3829 (_mm_prefetch): Ditto.
3831 (_mm_insert_pi16): Ditto.
3833 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3834 (_m_pshufw): Ditto. Add const to __N argument.
3835 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3836 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3837 (_mm_slli_epi32): Ditto.
3838 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3839 Add __inline to function declaration.
3840 (_mm_slli_si128): Ditto.
3842 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3844 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3845 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3847 (struct fenv): New structure.
3848 (FP_HANDLE_EXCEPTIONS): New define.
3849 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3850 (_FP_DECL_EXP): New define.
3851 (FP_INIT_ROUNDMODE): New define.
3852 (FP_ROUNDMODE): New define.
3854 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3856 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3857 (Wconversion): Update description.
3858 (Wconversion-sign): New.
3859 * c.opt (Wconversion-sign): New.
3860 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3861 means disabled for C++. Otherwise, take the status of Wconversion.
3862 * c-common.c (conversion_warning): Warn with either Wconversion or
3864 (warnings_for_convert_and_check): Conditions are already checked by
3866 (convert_and_check): Don't check warnings if the conversion failed.
3868 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3869 Anatoly Sokolov <aesok@dol.ru>
3871 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3872 avr_epilogue_uses) : Add declaration.
3873 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3874 * config/avr/constraints.md (R): New constraint.
3875 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3876 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3877 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3878 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3879 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3880 call_prologue_saves, epilogue_restores, return_from_epilogue,
3881 return_from_main_epilogue, return_from_interrupt_epilogue,
3882 return_from_naked_epilogue, prologue, epilogue): New patterns.
3883 (jump): Handle symbol reference.
3884 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3885 avr_output_function_prologue, avr_output_function_epilogue): Remove
3887 (avr_init_machine_status, expand_prologue, expand_epilogue,
3888 avr_asm_function_end_prologue, avr_epilogue_uses,
3889 avr_asm_function_begin_epilogue): New functions.
3890 (prologue_size, epilogue_size, jump_tables_size): Remove global
3892 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3893 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3894 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3895 (avr_override_options): Initialise init_machine_status.
3896 (output_movhi): Handle all stack pointer loads.
3897 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3898 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3899 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3900 (EPILOGUE_USES) Redefine.
3901 (machine_function) Declare.
3903 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3905 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3906 Use a single return statement.
3908 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3911 * builtins.c (do_mpfr_lgamma_r): New.
3912 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3913 * tree.h (CASE_FLT_FN_REENT): New.
3915 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3917 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3918 (output_die): Use 'unsigned long' with %x.
3919 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3920 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3921 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3923 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3925 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3930 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3931 true if function has no argument.
3933 2007-05-18 DJ Delorie <dj@redhat.com>
3935 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3936 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3938 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3940 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3941 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3942 count_trailing_zeros.
3943 (__i386__): Implement count_leading_zeros using __builtin_clz().
3944 Implement count_trailing_zeros usign __builtin_ctz().
3946 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3948 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3950 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3953 * expr.c (emit_move_change_mode): Change mode of push operands here.
3955 2007-05-17 Ian Lance Taylor <iant@google.com>
3957 PR tree-optimization/31953
3958 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3960 (set_value_range_to_null): Call set_value_range_to_value.
3961 (extract_range_from_comparison): Likewise.
3963 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3965 * toplev.c (print_version): Output GMP/MPFR version info.
3967 * builtins.c (CASE_MATHFN_REENT): New macro.
3968 (mathfn_built_in): Use it.
3969 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3970 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3971 BUILT_IN_LGAMMAL_R): New.
3972 * doc/extend.texi: Document new builtins.
3975 * builtins.c (do_mpfr_remquo): New.
3976 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3977 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3980 * builtins.c (fold_builtin_1): Handle y0, y1.
3981 (fold_builtin_2): Handle yn.
3984 * builtins.c (do_mpfr_bessel_n): New.
3985 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3986 (fold_builtin_2): Handle BUILT_IN_JN.
3988 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3991 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3992 TYPE_PRECISION (intmax_type_node).
3994 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3997 * reload.c (subst_reloads): Remove checking.
3999 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4001 PR rtl-optimization/31691
4002 * combine.c (simplify_set): Build a new src pattern instead of
4003 substituting its operands in the COMPARE case.
4005 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4007 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
4008 (execute_vrp): Preserve loops through jump threading.
4009 * tree-ssa-threadupdate.c (thread_single_edge,
4010 dbds_continue_enumeration_p, determine_bb_domination_status,
4011 thread_through_loop_header): New functions.
4012 (create_edge_and_update_destination_phis,
4013 create_edge_and_update_destination_phis): Set loops for the new blocks.
4014 (prune_undesirable_thread_requests): Removed.
4015 (redirect_edges): Do not pretend that redirect_edge_and_branch can
4017 (thread_block): Do not call prune_undesirable_thread_requests.
4019 (mark_threaded_blocks): Select edges to thread here.
4020 (thread_through_all_blocks): Take may_peel_loop_headers argument.
4021 Thread edges through loop headers independently.
4022 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
4023 * tree-pass.h (TODO_mark_first_instance): New.
4024 (first_pass_instance): Declare.
4025 * cfghooks.c (duplicate_block): Put the block to the original loop
4026 if copy is not specified.
4027 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4028 jump threading. Pass may_peel_loop_headers to
4029 thread_through_all_blocks according to first_pass_instance.
4030 * cfgloop.h (create_preheader): Declare.
4031 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4032 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4033 * passes.c (first_pass_instance): New variable.
4034 (next_pass_1): Set TODO_mark_first_instance.
4035 (execute_todo): Set first_pass_instance.
4037 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4039 PR tree-optimization/24659
4040 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4041 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4042 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4043 OTI_vec_pack_ufix_trunc.
4044 (vec_unpacks_float_hi_optab): Define new macro.
4045 (vec_unpacks_float_lo_optab): Ditto.
4046 (vec_unpacku_float_hi_optab): Ditto.
4047 (vec_unpacku_float_lo_optab): Ditto.
4048 (vec_pack_sfix_trunc_optab): Ditto.
4049 (vec_pack_ufix_trunc_optab): Ditto.
4050 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4051 and vec_pack_[s|u]fix_trunc_optab using
4052 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4053 * tree-vectorizer.c (supportable_widening_operation): Handle
4054 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4055 (supportable_narrowing_operation): New function.
4056 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4057 * tree-vect-transform.c (vectorizable_conversion): Handle
4058 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4059 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4060 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4061 to check for target support.
4062 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4063 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4064 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4065 for VEC_PACK_FIX_TRUNC_EXPR.
4066 (expand_binop): Special case mode of the result for
4067 vec_pack_[u|s]fix_trunc_optab.
4068 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4069 vec_pack_[u|s]fix_trunc_optab.
4071 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4072 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4073 * tree-pretty-print.c (dump_generic_node): Handle
4074 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4075 VEC_PACK_FIX_TRUNC_EXPR.
4077 * expr.c (expand_expr_real_1): Ditto.
4078 * tree-inline.c (estimate_num_insns_1): Ditto.
4079 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4081 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4082 (vec_unpacks_float_lo_v8hi): Ditto.
4083 (vec_unpacku_float_hi_v8hi): Ditto.
4084 (vec_unpacku_float_lo_v8hi): Ditto.
4085 (vec_unpacks_float_hi_v4si): Ditto.
4086 (vec_unpacks_float_lo_v4si): Ditto.
4087 (vec_pack_sfix_trunc_v2df): Ditto.
4089 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4091 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4092 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4093 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4094 [vec_pack_ufix_trunc]: Ditto.
4095 [vec_unpacks_float_hi]: Ditto.
4096 [vec_unpacks_float_lo]: Ditto.
4097 [vec_unpacku_float_hi]: Ditto.
4098 [vec_unpacku_float_lo]: Ditto.
4100 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4102 * soft-fp/README: Update for new files.
4103 * soft-fp/floattisf.c: New file.
4104 * soft-fp/floattidf.c: New file.
4105 * soft-fp/floattitf.c: New file.
4106 * soft-fp/floatuntisf.c: New file.
4107 * soft-fp/floatuntidf.c: New file.
4108 * soft-fp/floatuntitf.c: New file.
4109 * soft-fp/fixsfti.c: New file.
4110 * soft-fp/fixdfti.c: New file.
4111 * soft-fp/fixtfti.c: New file.
4112 * soft-fp/fixunssfti.c: New file.
4113 * soft-fp/fixunsdfti.c: New file.
4114 * soft-fp/fixunstfti.c: New file.
4115 * soft-fp/extendxftf.c: New file.
4116 * soft-fp/trunctfxf.c: New file.
4118 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4119 (__trunctfxf2): Ditto.
4121 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4122 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4123 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4124 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4125 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4126 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4128 * config/i386/t-fprules-softfp64: New file.
4129 * config/i386/sfp-machine.h: New file.
4130 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4131 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4132 and soft-fp/t-softfp to tmake_file.
4133 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4134 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4136 * config/i386/t-linux64 (softfp_wrap_start): New.
4137 (softfp_wrap_end): New.
4138 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4139 supported for TARGET_64BIT.
4141 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4143 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4144 c_common_unsigned_type behavior.
4146 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4148 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4151 2007-05-16 Eric Christopher <echristo@apple.com>
4153 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4154 saving after stack push. Set sp_offset whenever we push.
4155 (rs6000_emit_epilogue): Move altivec register restore before
4158 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4160 * configure.ac: Allow sysroots to be relocated under $prefix as
4161 well as $exec_prefix.
4162 * configure: Regenerate.
4164 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4168 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4170 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4171 (gcc_tooldir): Likewise.
4172 * configure: Regenerate.
4173 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4174 old configure.ac gcc_tooldir setting.
4175 (prefix_to_exec_prefix): New variable.
4176 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4177 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4179 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4181 * c-typeck.c (build_binary_op): Return early for error.
4183 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4185 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4186 struct nb_iter_bound.
4187 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4188 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4189 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4190 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4191 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4192 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4193 (del_scev_info): Use ggc_free.
4194 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4195 * loop-init.c: Include ggc.h.
4196 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4197 (loop_optimizer_finalize): Use ggc_free.
4198 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4199 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4200 pass_iv_optimize): Add TODO_ggc_collect.
4201 * function.h (struct function): Remove skip marker from x_current_loops.
4202 * cfgloop.c: Include ggc.h.
4203 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4205 (establish_preds): Vector superloops is gc allocated.
4206 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4208 (flow_loops_find): Vector larray is gc allocated.
4209 (loop_exit_free): Use ggc_free.
4210 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4211 that head of exits list is now not a part of struct loop.
4212 (record_loop_exits): Allocate exits table in gc memory.
4213 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4214 head of exits list is now not a part of struct loop.
4215 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4216 struct loop_exit): Add GTY marker.
4217 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4218 Add skip marker to aux field. Make head of exits list a separate
4220 (struct loops): Add GTY marker. Make larray vector gc allocated.
4221 Add param marker to exits table.
4222 (get_loops): Type changed.
4223 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4225 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4226 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4227 * basic-block.h (struct basic_block_def): Remove skip marker from
4230 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4232 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4233 of 0 in the call to expand_expr().
4234 (expand_builtin_mathfn_3): Ditto.
4235 (expand_builtin_interclass_mathfn): Ditto.
4236 (expand_builtin_cexpi): Ditto.
4237 (expand_builtin_int_roundingfn): Ditto.
4238 (expand_builtin_int_roundingfn_2): Ditto.
4239 (expand_builtin_pow): Ditto.
4240 (expand_builtin_powi): Ditto.
4241 (expand_builtin_bswap): Ditto.
4242 (expand_builtin_unop): Ditto.
4243 (expand_builtin_fabs): Ditto.
4244 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4245 the call to expand_expr().
4246 (expand_builtin_sync_operation): Ditto.
4247 (expand_builtin_compare_and_swap): Ditto.
4248 (expand_builtin_lock_test_and_set): Ditto.
4249 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4250 instead of 0 in the call to expand_expr().
4251 (expand_builtin_extract_return_addr): Ditto.
4252 (expand_builtin_eh_return): Ditto.
4253 (expand_eh_return): Ditto.
4254 * explow.c (expr_size): Ditto.
4255 * expr.c (optimize_bitfield_assignment_op): Ditto.
4256 (expand_assignement): Ditto.
4257 (store_expr): Ditto.
4258 (store_field): Ditto.
4259 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4260 the call to expand_expr().
4261 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4262 in the call to expand_expr().
4263 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4264 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4265 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4267 * optabs.c (expand_vec_shift_expr): Ditto.
4268 (expand_vec_cond_expr): Ditto.
4269 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4270 call to expand_expr().
4271 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4272 in the call to expand_expr().
4274 2007-05-14 Dave Korn <dave.korn@artimi.com>
4276 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4278 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4280 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4281 instead of c_common_unsigned_type.
4282 (c_common_unsigned_type): Remove.
4283 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4284 c_common_unsigned_type.
4285 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4286 c_common_unsigned_type.
4287 * c-common.h (c_common_unsigned_type): Remove.
4288 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4289 c_common_unsigned_type.
4290 * c-format.c (check_format_types): Use unsigned_type_for instead of
4291 c_common_unsigned_type.
4292 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4293 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4294 c_common_unsigned_type.
4295 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4296 lang_hooks.types.unsigned_type.
4297 * expmed.c (make_tree): Use unsigned_type_for instead of
4298 lang_hooks.types.unsigned_type.
4299 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4300 lang_hooks.types.unsigned_type.
4301 (build_range_check): Likewise.
4302 (fold_unary): Likewise.
4303 (fold_binary): Likewise.
4304 (fold_ternary): Likewise.
4305 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4306 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4307 * tree.c (get_unsigned_type): New.
4308 (unsigned_type_for): Use get_unsigned_type instead of
4309 lang_hooks.types.unsigned_type.
4311 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4313 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4314 to m68k_get_function_kind. Update its prototype.
4315 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4317 (m68k_interrupt_function_p): Return enum m68k_function_type
4318 instead of bool. Rename to m68k_get_function_kind.
4319 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4321 (m68k_compute_frame_layout): Don't mark any register for save
4322 if an interrupt_thread attribute is specified.
4323 (m68k_hard_regno_rename_ok): Update a use of
4324 m68k_interrupt_function_p.
4325 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4326 m68k_interrupt_function_p.
4327 (m68k_function_type): New.
4328 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4329 for a function with an interrupt_thread attribute.
4330 * doc/extend.texi: Document the interrupt_thread attribute.
4332 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4334 Fix PR tree-optimization/31911
4335 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4336 if they didn't change the expression.
4338 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4340 * tree-scalar-evolution.c (resolve_mixers): Exported.
4341 * tree-scalar-evolution.h (resolve_mixers): Declare.
4342 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4343 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4344 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4345 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4346 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4347 strip_conversion, analyze_offset_expr, address_analysis,
4348 object_analysis, analyze_offset): Removed.
4349 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4350 split_constant_offset, canonicalize_base_object_address,
4351 object_address_invariant_in_loop_p, disjoint_objects_p,
4352 dr_may_alias_p, dr_address_invariant_p): New functions.
4353 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4354 and dr_analyze_alias.
4355 (initialize_data_dependence_relation): Use dr_may_alias_p
4356 and object_address_invariant_in_loop_p.
4357 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4359 (find_data_references_in_stmt): Restrict the analysis of data references
4360 to the given loop nest.
4361 (find_data_references_in_loop): Made static. Pass loop nest to
4362 find_data_references_in_stmt.
4363 (compute_data_dependences_for_loop): Use DR_VOPS.
4364 (free_data_ref): Free DR_VOPS.
4365 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4366 (struct innermost_loop_behavior): ... new.
4367 (struct base_object_info): Replaced by ...
4368 (struct indices): ... new.
4369 (struct dr_alias): New.
4370 (enum data_ref_type): Removed.
4371 (struct data_reference): Consist of struct innermost_loop_behavior,
4372 struct indices and struct dr_alias.
4373 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4374 (DR_MEMTAG): Renamed to ...
4375 (DR_SYMBOL_TAG): ... this.
4376 (find_data_references_in_loop): Declaration removed.
4377 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4378 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4379 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4380 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4382 2007-05-13 Revital Eres <eres@il.ibm.com>
4384 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4385 which walks virtual def-use chains to find redundant stores.
4386 (dse_optimize_stmt): Call it.
4388 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4390 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4391 * passes.c (init_optimization_passes): Move pass_jump_bypass
4394 * basic-block.h (bb_has_eh_pred): Fix style issue.
4396 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4398 PR rtl-optimization/31848
4399 * loop-invariant.c (move_invariant_reg): If we move an insn
4400 with a REG_EQUAL note, and that insn is not always executed,
4401 remove the REG_EQUAL note.
4403 2007-05-12 Richard Guenther <rguenther@suse.de>
4405 PR tree-optimization/31797
4406 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4407 propagate into a stmt that has volatile ops.
4409 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4411 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4412 (gcc_tooldir): Likewise.
4413 * configure: Regenerate.
4414 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4415 old configure.ac gcc_tooldir setting.
4416 (prefix_to_exec_prefix): New variable.
4417 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4418 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4420 2007-05-11 Silvius Rus <rus@google.com>
4422 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4423 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4424 * c-common.h (strict_aliasing_warning): Change return type.
4425 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4426 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4427 (build_c_cast): Condition call to strict_aliasing_warning.
4428 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4429 * flags.h (set_Wstrict_aliasing): Declare.
4430 * opts.c (set_Wstrict_alising): Define, add call to.
4431 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4432 * tree-ssa-alias-warnings.c: New file.
4433 * tree-ssa-alias.c (compute_may_aliases): Add call to
4434 strict_aliasing_warning_backend.
4436 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4438 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4439 Use loop_depth and loop_outer accessor functions.
4440 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4441 determine_invariantness_stmt, move_computations_stmt): Ditto.
4442 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4443 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4444 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4445 * tree-scalar-evolution.c (interpret_loop_phi,
4446 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4447 instantiate_parameters_1, scev_const_prop): Ditto.
4448 * cfghooks.c (make_forwarder_block): Ditto.
4449 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4450 * modulo-sched.c (loop_canon_p): Ditto.
4451 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4452 slpeel_can_duplicate_loop_p): Ditto.
4453 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4454 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4455 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4456 cancel_loop, verify_loop_structure): Ditto.
4457 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4458 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4459 superloops vector instead of "pred" array.
4460 (establish_preds): Take father loop as an argument. Initialize the
4462 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4463 initialize loop->outer.
4464 (flow_loop_tree_node_remove): Truncate the superloops vector.
4465 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4466 "pred" merged to "superloops" vector.
4467 (loop_depth, loop_outer): New.
4468 (fel_init): Use loop_outer.
4470 2007-05-11 Jan Hubicka <jh@suse.cz>
4472 * cgraphunit.c: Include gt-cgraphunit.h
4473 (static_ctors, static_dtors): New static vars.
4474 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4475 based on implementation in c-common.c
4476 (cgraph_finalize_function): Call record_cdtor_fn.
4477 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4478 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4479 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4480 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4481 build_cdtor, c_build_cdtor_fns): Remove.
4482 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4483 c_build_cdtor_fns): Remove prototype.
4485 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4488 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4489 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4490 * builtins.c (fold_builtin_memchr): New.
4491 (expand_builtin_memchr): Call the latter.
4492 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4493 * doc/extend.texi ([Other built-in functions provided by GCC]):
4496 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4498 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4499 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4500 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4501 PFPO_OP1_TYPE_SHIFT): Constants added.
4502 (DFP_ALL): Mode macro defined.
4503 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4504 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4505 Insn definitions added.
4506 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4507 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4510 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4512 PR tree-optimization/31885
4513 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4515 (automatically_generated_chrec_p): Return false for NULL.
4517 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4519 * config/bfin/bfin.h (MOVE_RATIO): Define.
4521 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4523 * config.gcc (sparc-wrs-vxworks): New target.
4524 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4525 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4526 * config/sparc/sparc.h: Include vxworks-dummy.h.
4527 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4528 include LABEL_REFs too.
4529 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4530 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4532 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4534 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4535 (sparc_emit_call_insn): New function.
4536 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4537 functions when generating VxWorks PIC.
4538 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4539 (call, call_value): Use sparc_emit_call_insn instead of
4542 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4544 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4546 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4548 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4549 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4550 instead of operand_subword.
4552 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4554 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4555 * config/bfin/bfin.c (bfin_local_alignment): New function.
4556 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4558 2007-05-08 Chao-ying Fu <fu@mips.com>
4560 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4561 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4562 (smsub_widen_optab, umsub_widen_optab): Define.
4563 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4565 * genopinit.c (optabs): Fill in smsub_widen_optab and
4567 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4568 and umsub_widen_optab to implement multiply-subtract sequences.
4569 * config/mips/mips.md (*msac<u>_di): Rename to...
4570 (<u>msubsidi4): ...this. Extend condition to include
4571 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4572 of operand 0 to "ka" and use the three-operand form of msub<u>
4574 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4577 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4579 PR rtl-optimization/28011
4580 * reload.c (push_reload): Set dont_share if IN appears in OUT
4581 also when IN is a PLUS rtx.
4582 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4585 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4587 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4588 call unshare_all_decls.
4589 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4590 (unshare_all_decls): Remove.
4592 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4595 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4598 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4599 Nigel Stephens <nigel@mips.com>
4601 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4602 Update comments and all uses.
4603 (MIN_FPRS_PER_FMT): Define.
4604 * config/mips/mips.c (function_arg): Fix to correctly handle
4605 the -mips32r2 -mfp64 -mabi=32 case.
4606 (override_options): Enable use of odd-numbered registers for
4607 SFmode values on MIPS32.
4608 (mips_save_reg_p): Save whole floating-point register pair if
4609 either half is used.
4610 (compute_frame_size): Fix comment.
4612 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4614 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4615 argument of type bool.
4616 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4617 argument. Safely select temporary P register according to it.
4618 (do_link): Change call site of add_to_reg accordingly.
4619 (do_unlink): Add epilogue_p as a fourth argument and pass it
4621 (expand_interrupt_handler_epilogue): Change call of do_unlink
4623 (bfin_expand_prologue): Add a third argument sibcall_p.
4624 * config/bfin/bfin.md (epilogue): Change call of
4625 bfin_expand_epilogue accordingly.
4626 (sibcall_epilogue): Likewise.
4627 (eh_return_internal): Likewise.
4629 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4630 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4631 * config/bfin/bfin.c (bfin_handle_option): Handle
4632 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4633 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4634 Support bf534, bf536 and bf561.
4635 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4637 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4640 * config/i386/i386.c (ix86_function_regparm): Process local
4641 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4643 2007-05-07 Mike Stump <mrs@apple.com>
4645 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4646 also checks for and while statements in C++.
4648 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4650 * gcc.c (at_file_supplied): New variable.
4651 (main): Set it if we expanded argv.
4652 (do_spec_1): Pass an @-file to the linker if we were called with
4653 an @-file argument and HAVE_GNU_LD.
4654 * collect2.c (at_file_supplied): New variable.
4655 (response_file): New variable.
4656 (collect_exit): Unlink response_file if necessary.
4657 (handler): Likewise.
4658 (do_wait): Likewise.
4659 (main): Set at_file_supplied if we expanded argv.
4660 (collect_execute): Pass an @-file to subprocesses if we were called
4661 with an @-file argument.
4662 * configure.ac: Add define for HAVE_GNU_LD.
4663 * configure: Regenerate.
4664 * config.in: Regenerate.
4666 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4668 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4674 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4676 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4677 (TARGET_ENCODE_SECTION_INFO): Re-define.
4678 (m32c_encode_section_info): New
4679 (function_vector_handler): New
4680 (current_function_special_page_vector): New
4681 (m32c_special_page_vector_p): New.
4682 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4684 * config/m32c/jump.md: Added instruction JSRS for functions
4685 with attribute "function_vector".
4686 * doc/extend.texi (function_vector): Added description
4687 for M16C, M32C targets.
4689 2007-05-07 DJ Delorie <dj@redhat.com>
4692 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4693 ashrpsi3, lshrpsi3): Update shift count constraint.
4695 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4696 Nathan Froyd <froydnj@codesourcery.com>
4699 * c-incpath.c (add_path): Strip trailing path separators.
4701 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4703 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4704 Free dominance info before purging EH edges.
4705 (eliminate_degenerate_phis): Likewise.
4706 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4708 2007-05-07 Jan Hubicka <jh@suse.cz>
4710 * gimplify.c (gimplify_expr): Do not crash when folding
4711 (void *)(int)&a + 4.
4713 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4716 * c-opts.c (lang_fortran): Make it non static.
4717 * c-common.h (lang_fortran): New prototype.
4718 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4719 -lang-fortran option was passed by the driver.
4721 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4723 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4724 of ASSERT_CHECKING. Tweak message.
4726 2007-05-06 Revital Eres <eres@il.ibm.com>
4729 * loop-unroll.c (insert_var_expansion_initialization):
4730 Initialize the expansions with -zero instead of +zero.
4732 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4734 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4735 into pic and non-pic versions. Mark r19 as used for
4736 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4737 for tgd_load, tld_load and tie_load .
4738 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4739 version of tgd_load, tld_load and tie_load depending on the
4742 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4743 Jakub Jelinek <jakub@redhat.com>
4745 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4746 (__do_global_dtors_aux): Use more paranoid loop to run
4747 destructors if HIDDEN_DTOR_LIST_END.
4748 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4750 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4752 * varasm.c (align_variable): Don't increase alignment for
4753 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4754 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4756 2007-05-04 Josh Conner <jconner@apple.com>
4758 * basic-block.h (cdi_direction): Assign values to all enumeration
4760 (dom_computed): Remove.
4761 (dom_info_state): New.
4762 (set_dom_info_availability): New.
4763 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4764 walk_data.dom_direction.
4765 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4766 instead of dom_computed[].
4767 (split_edge): Likewise.
4768 (create_basic_block): Likewise.
4769 (merge_blocks): Likewise.
4770 * ifcvt.c (find_if_header): Likewise.
4771 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4772 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4773 * tree-ssa.c (verify_ssa): Likewise.
4774 * tree-cfg.c (tree_verify_flow_info): Likewise.
4775 (remove_edge_and_dominated_blocks): Likewise.
4776 * dominance.c (dom_computed): Make static.
4777 (calc_dfs_tree_nonrec): Change third param to a bool.
4778 (calc_dfs_tree): Change second param to a bool.
4779 (calc_idioms): Change second param to a bool. Use
4780 dom_convert_dir_to_idx.
4781 (init_dom_info): Validate dir before using.
4782 (dom_convert_dir_to_idx): New.
4783 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4784 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4785 (free_dominance_info): Use dom_convert_dir_to_idx.
4786 (get_immediate_dominator): Likewise.
4787 (set_immediate_dominator): Likewise.
4788 (get_dominated_by): Likewise.
4789 (redirect_immediate_dominators): Likewise.
4790 (nearest_common_denominator): Likewise.
4791 (dominated_by_p): Likewise.
4792 (bb_dom_dfs_in): Likewise.
4793 (bb_dom_dfs_out): Likewise.
4794 (recount_dominator): Likewise.
4795 (iterate_fix_dominators): Likewise.
4796 (add_to_dominance_info): Likewise.
4797 (delete_from_dominance_info): Likewise.
4798 (first_dom_son): Likewise.
4799 (next_dom_son): Likewise.
4800 (dom_info_available_p): Likewise.
4801 (dom_info_state): New.
4802 (set_dom_info_availability): New.
4804 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4806 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4808 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4810 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4812 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4813 (subdi3, subdi_carry): Delete.
4815 2007-05-04 Jan Hubicka <jh@suse.cz>
4816 Richard Guenther <rguenther@suse.de>
4818 * opts.c (decode_options): Do not fiddle with inlining
4819 parameters in case of optimizing for size.
4820 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4821 for size do nothing.
4822 (cgraph_decide_inlining_of_small_function): When optimizing for
4823 size never inline functions increasing caller size.
4824 (cgraph_early_inlining): Inline for size when optimizing for size.
4826 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4828 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4829 logical operations piecewise.
4830 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4831 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4832 subdi_sesidi_di): Delete.
4833 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4834 the generated sequence. Allow three-reg add in constraints. Rewrite
4835 the rtl expression for carry to avoid zero_extend of a constant.
4836 (sub_with_carry): New pattern.
4837 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4838 different sequence not involving jumps.
4839 (notbi): Now a named pattern.
4841 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4843 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4844 Add the note about a significant loss of accuracy of some
4845 mathematical routines when these options are used.
4847 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4849 * haifa-sched.c (rtx_vec_t): New typedef.
4850 (contributes_to_priority_p): Extract piece of priority () into new
4852 (priority): Use the function. Add assertion.
4853 (rank_for_schedule, set_priorities): Add assertion to check that
4854 insn's priority is initialized.
4855 (clear_priorities, calc_priorities): Change signature. Make it update
4856 all relevant insns. Update all callers ('add_to_speculative_block ()'
4857 and 'create_block_check_twin ()').
4858 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4859 Add new field 'priority_status'.
4860 (INSN_PRIORITY_STATUS): New macro.
4861 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4863 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4865 * sched-ebb.c (debug_ebb_dependencies): New static function.
4866 (init_ready_list): Use it.
4868 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4869 with changed signature and 'debug_rgn_dependencies ()'.
4870 (debug_rgn_dependencies): New static function.
4871 (init_ready_list): Use it.
4873 * sched-int.h (debug_dependencies): Declare.
4875 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4877 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4879 2007-05-04 Dirk Mueller <dmueller@suse.de>
4881 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4883 2007-05-03 Jan Hubicka <jh@suse.cz>
4885 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4886 for pointer type in more cases than before.
4888 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4890 * tree-object-size.c (plus_expr_object_size): When operand size is
4891 unknown, return unknown.
4893 2007-05-03 Dirk Mueller <dmueller@suse.de>
4895 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4897 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4900 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4902 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4904 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4906 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4908 * config/soft-fp/double.h, config/soft-fp/extended.h,
4909 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4910 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4911 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4912 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4915 2007-05-03 Ian Lance Taylor <iant@google.com>
4917 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4918 MASK_PPC_GFXOPT for 8540 or 8548.
4920 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4922 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4923 vect_print_dump_info() to output debug information.
4925 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4928 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4929 operands of size 2 when operand is not MEM_P.
4931 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4933 PR tree-optimization/30565
4934 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4936 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4938 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4939 (umulsi3_highpart): Use them.
4940 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4941 for final accumulator to D regisster tranfser.
4943 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4945 PR tree-optimization/31699
4946 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4948 (vect_enhance_data_refs_alignment): Compute peel amount using
4949 TYPE_VECTOR_SUBPARTS instead of vf.
4950 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4952 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4955 * system.h: Remove inclusion of double-int.h
4956 * tree.h: Include double-int.h
4957 * gengtype.c: Likewise
4958 * cfgloop.h: Likewise
4959 * Makefile.in: Adjust dependencies on double-int.h
4961 2007-05-02 Eric Christopher <echristo@apple.com>
4963 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4964 -shared to -Zdynamiclib.
4966 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4969 * c-common.c (strip_pointer_or_array_types): New function.
4970 * c-common.h (strip_pointer_or_array_types): New function declaration.
4972 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4974 PR tree-optimization/31771
4975 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4977 2007-05-02 Paul Brook <paul@codesourcery.com>
4979 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4981 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4984 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4987 2007-05-02 Nick Clifton <nickc@redhat.com>
4989 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4991 2007-05-02 Richard Guenther <rguenther@suse.de>
4993 PR tree-optimization/31146
4994 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4995 argument, single_use_p. If we have a single use that is
4996 a conversion to the definition rhs type, propagate that rhs.
4997 (forward_propagate_addr_expr): Pass single_use_p argument
4998 to forward_propagate_addr_expr_1.
5000 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
5002 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
5005 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5007 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
5008 'AMD Family 10 core'.
5010 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5012 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
5013 and athlon64-sse3 as improved versions of k8, opteron and athlon64
5014 with SSE3 instruction set support.
5015 * doc/invoke.texi: Likewise.
5017 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5019 * config/i386/i386.c (override_options): Tuning 32-byte loop
5020 alignment for amdfam10 architecture. Increasing the max loop
5021 alignment to 24 bytes.
5023 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
5025 * config/m68k/constraints.md: New.
5026 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5027 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5028 EXTRA_CONSTRAINT): Remove.
5029 * config/m68k/m68k.md: Include constraints.md.
5030 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5032 2007-05-01 Ian Lance Taylor <iant@google.com>
5034 PR tree-optimization/31739
5035 * tree-vrp.c (vrp_val_is_max): New static function.
5036 (vrp_val_is_min): New static function.
5037 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5039 (set_value_range): Use vrp_val_is_{max,min}.
5040 (extract_range_from_assert): Likewise.
5041 (extract_range_from_binary_expr): Likewise.
5042 (extract_range_from_unary_expr): Likewise.
5043 (dump_value_range, vrp_meet): Likewise.
5044 (vrp_visit_phi_node): Likewise.
5045 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5047 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5049 * config/i386/gmon-sol2.c (size_t): New type.
5050 (intptr_t): Likewise.
5051 (s_textsize): Declare as size_t.
5053 (monstartup): Use size_t for sizes.
5054 (_mcount): Save and restore registers.
5055 (internal_mcount): Pass 0 as the first argument to monstartup
5057 (moncontrol): Convert pointer to appropriately sized integer
5058 before passing to profil.
5060 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5062 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5063 __NO_FPRS__, not just if _SOFT_DOUBLE.
5064 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5065 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5066 also for E500 double.
5067 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5068 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5071 2007-05-01 Richard Guenther <rguenther@suse.de>
5073 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5076 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5078 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5080 2007-05-01 Jan Hubicka <jh@suse.cz>
5082 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5085 2007-05-01 Jan Hubicka <jh@suse.cz>
5087 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5088 (maybe_fold_offset_to_reference): Declare.
5089 * fold-const.c (fold_unary): Do not fold
5090 (type *)&A into &A->field_of_type_and_offset_0
5091 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5092 size is unknown, give up.
5093 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5095 (maybe_fold_offset_to_reference): New.
5096 (maybe_fold_stmt_indirect): Use it.
5097 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5098 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5100 (gimplify_expr): Likewise for plus_expr.
5102 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5104 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5105 bsi_after_labels. Always insert statements before bsi.
5106 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5107 * predict.c (apply_return_prediction): Check for empty blocks.
5108 * cfgexpand.c (lab_rtx_for_bb): New variable.
5109 (label_rtx_for_bb): Do not create new tree labels.
5110 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5111 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5112 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5114 (label_for_bb): Add field used.
5115 (update_eh_label, main_block_label): Mark the label used.
5116 (cleanup_dead_labels): Remove unused labels.
5118 2007-05-01 Richard Guenther <rguenther@suse.de>
5120 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5121 if it is not about to be set.
5122 (get_value_range): Do not pre-allocate equiv bitmap.
5123 (update_value_range): No need to clear equiv field.
5124 (add_equivalence): Change prototype to get bitmap pointer.
5125 Allocate bitmap here if it is not already.
5126 (extract_range_from_assert): Do not allocate bitmap here.
5127 Update callers to add_equivalence.
5128 (extract_range_from_ssa_name): Likewise.
5129 (get_vr_for_comparison): New static helper.
5130 (compare_name_with_value): Handle NULL equiv bitmap by
5131 peeling the first iteration of the comparison loop.
5132 Use get_vr_for_comparison.
5133 (compare_names): Handle NULL equiv bitmaps by using fake
5134 ones. Use get_vr_for_comparison.
5136 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5138 * double-int.c (mpz_set_double_int): Moved from
5139 tree-ssa-loop-niter.c.
5140 (mpz_get_double_int): Likewise; also, add option to wrap
5141 out-of-range integers.
5142 * double-int.h: New prototypes for above.
5143 * tree.c (get_static_type_bounds): Moved from
5144 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5145 TYPE_MAX_VALUE if they exist..
5146 * tree.h: New prototype for above.
5147 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5148 get_type_bounds calls.
5149 (mpz_set_double_int): Move to double-int.c.
5150 (get_type_bounds): Move to tree.c, rename to
5151 get_static_type_bounds.
5152 (mpz_to_double_int): Move to double-int.c, rename to
5155 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5157 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5158 DIV0 exception can fall through to a normal return.
5160 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5164 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5165 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5166 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5167 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5168 initialize align to silence bogus warning.
5169 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5170 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5172 (struct sra_walk_fns): Remove use_all parameter from use.
5173 (sra_hash_tree): Handle BIT_FIELD_REFs.
5174 (sra_elt_hash): Don't hash bitfld blocks.
5175 (sra_elt_eq): Skip them in parent compares as well. Handle
5177 (sra_walk_expr): Don't maintain or pass down use_all_p.
5178 (scan_use): Remove use_all parameter.
5179 (scalarize_use): Likewise. Re-expand assignment to
5180 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5181 output, and re-scalarize after output. Don't mark anything
5183 (scalarize_ldst): Adjust.
5184 (scalarize_walk_gimple_modify_statement): Likewise.
5185 (build_element_name_1): Handle BIT_FIELD_REFs.
5186 (instantiate_element): Don't warn for any element whose parent
5188 (instantiate_missing_elements_1): Return the sra_elt.
5189 (canon_type_for_field): New.
5190 (try_instantiate_multiple_fields): New.
5191 (instantiate_missing_elemnts): Use them.
5192 (mark_no_warning): Removed.
5193 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5194 (REPLDUP, sra_build_elt_assignment): New.
5195 (generate_copy_inout): Use them.
5196 (generate_element_copy): Likewise. Handle bitfld differences.
5197 (generate_element_zero): Don't recurse for blocks. Use
5198 sra_build_elt_assignment.
5199 (generate_one_element_int): Take elt instead of var. Use
5200 sra_build_elt_assignment.
5201 (generate_element_init_1): Adjust.
5202 (scalarize_use, scalarize_copy): Use REPLDUP.
5203 (scalarize_ldst): Move assert before dereference.
5204 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5206 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5209 * tree.c (reconstruct_complex_type): Reconstruct a reference
5211 Also use the same mode for the pointer as the old pointer type.
5213 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5215 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5218 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5220 PR rtl-optimization/31676
5221 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5222 (df_refs_record): Call it.
5224 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5226 * rtl.def (SS_ABS): New code.
5227 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5228 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5229 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5230 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5231 (bfin_init_builtins): Define them.
5232 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5233 (bfin_expand_builtin): ... and handle the others here.
5234 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5235 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5236 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5237 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5238 operand is only HImode.
5240 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5242 * regclass.c (scan_one_insn): Remove splitting of
5245 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5246 Nigel Stephens <nigel@mips.com>
5248 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5250 2007-04-28 Jan Hubicka <jh@suse.cz>
5252 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5253 insn_locators_alloc instead of insn_locators_initialize;
5254 call reset_block_changes.
5255 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5256 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5257 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5258 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5259 * config/score/score.c (th_output_mi_thunk): Likewise.
5260 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5261 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5262 tolerate uninitialized locator info.
5265 * function.c (init_function_start): Don't init line number info.
5266 (expand_function_end): Update.
5267 (reset_block_changes, record_block_change, finalize_block_changes,
5268 check_block_change, free_block_changes): Kill.
5269 * function.h (reset_block_changes, record_block_change,
5270 finalize_block_changes, check_block_change, free_block_changes): Remove
5272 (struct function): Remove ib_boundaries_block.
5273 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5274 Use curr_insn_locator to initialize locator.
5275 (emit_line_note): Remove.
5276 * cfgexpand.c (expand_gimple_cond_expr): Update.
5277 (construct_exit_block): Likewise.
5278 (tree_expand_cfg): Initialize/finalize locators.
5279 * expr.c (expand_expr_real): Update.
5280 * cfglayout.c (line_locators_locs, line_locators_lines,
5281 file_locators_locs, file_locators_files): Remove.
5282 (set_block_levels): Move to cfgexpand.c.
5283 (insn_locators_initialize): Remove.
5284 (pass_insn_locators_initialize): Remove.
5285 (locations_locators_locs, locations_locators_vals): New static vars.
5286 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5288 (insn_locators_alloc, insn_locators_finalize,
5289 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5291 (locator_location): New.
5292 (locator_line, locator_file): Rewrite.
5293 * rtl.h (emit_line_note): Kill.
5294 (insn_locators_alloc, insn_locators_finalize,
5295 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5297 * tree-inline.c (initialize_cfun): Do not initialize
5298 ib_boundaries_block.
5299 * passes.c (pass_insn_locators_initialize): Remove.
5301 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5303 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5304 info. Update last_basic_block correctly.
5306 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5309 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5310 register itself to hold the offset constant. Tell flow the use
5311 of r4 and r5 when they are used.
5313 2007-04-27 Richard Guenther <rguenther@suse.de>
5315 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5316 if we simplified anything.
5317 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5318 warnings until we did a simplification and the stmt was not
5319 marked as TREE_NO_WARNING.
5321 2007-04-27 Mike Stump <mrs@apple.com>
5323 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5325 2007-04-27 Ian Lance Taylor <iant@google.com>
5328 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5329 TYPE_MAX_VALUE exist, convert them to the new type.
5331 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5333 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5334 if it claims to be available.
5335 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5337 (perform_tree_ssa_dce): Always free postdominators.
5339 2007-04-27 Richard Henderson <rth@redhat.com>
5341 * config/alpha/predicates.md (aligned_memory_operand): Mark
5342 as define_special_predicate.
5343 (unaligned_memory_operand, normal_memory_operand): Likewise.
5344 (reg_or_unaligned_mem_operand): Remove.
5345 (any_memory_operand): Match the documentation and check for
5346 non-renumbered pseudos during reload.
5347 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5348 alpha_secondary_reload_class, update to new interface, make static.
5349 Handle CQImode like HImode. Remove FP subreg check.
5350 (alpha_expand_mov): Use replace_equiv_address.
5351 (alpha_expand_mov_nobwx): Use any_memory_operand.
5352 (TARGET_SECONDARY_RELOAD): New.
5353 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5354 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5355 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5356 * config/alpha/alpha.md: ... here.
5357 (RELOAD12, reloadmode): New.
5359 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5360 Don't handle the aligned case here.
5361 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5362 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5363 reload_inhi_help. Don't expect a scratch register.
5364 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5366 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5368 2007-04-27 Richard Guenther <rguenther@suse.de>
5370 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5372 2007-04-27 Richard Guenther <rguenther@suse.de>
5374 PR tree-optimization/30965
5375 PR tree-optimization/30978
5376 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5377 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5378 (find_equivalent_equality_comparison): Likewise.
5379 (simplify_cond): Likewise.
5380 (get_prop_source_stmt): New helper.
5381 (get_prop_dest_stmt): Likewise.
5382 (can_propagate_from): Likewise.
5383 (remove_prop_source_from_use): Likewise.
5384 (combine_cond_expr_cond): Likewise.
5385 (forward_propagate_comparison): New function.
5386 (forward_propagate_into_cond): Rewrite to use fold for
5388 (tree_ssa_forward_propagate_single_use_vars): Call
5389 forward_propagate_comparison to propagate comparisons.
5391 2007-04-27 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/31715
5394 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5395 sure to do computation on the offset in an appropriate
5398 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5400 * reload.h (elimination_target_reg_p): Declare.
5401 * reload.c (find_reloads): Don't apply the reg_rtx move
5402 optimization if the SET_DEST satisfies elimination_target_reg_p.
5403 * reload1.c (elimination_target_reg_p): New function.
5404 (gen_reload): In the move/add2 fallback, make sure that op0
5405 does not overlap the destination register.
5407 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5409 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5410 transform only GIMPLE_MODIFY_STMTs.
5411 * tree-complex.c (expand_complex_operations_1): Ditto.
5412 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5413 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5414 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5416 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5417 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5418 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5419 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5420 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5421 slpeel_add_loop_guard): Ditto.
5422 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5423 * lambda-code.c (perfect_nestify): Ditto.
5424 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5425 before the first statement.
5426 * tree-optimize.c (execute_free_datastructures): Fix comments.
5427 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5428 * tree-flow.h (disband_implicit_edges): Declaration removed.
5429 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5431 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5433 (disband_implicit_edges, has_label_p): Removed.
5434 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5435 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5437 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5439 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5440 also for COND_EXPRs.
5441 * cfgexpand.c (label_rtx_for_bb): New function.
5442 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5443 Use label_rtx_for_bb to find the labels.
5444 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5445 last block. Detect fallthru edges.
5447 2007-04-26 Ian Lance Taylor <iant@google.com>
5450 * reload.c (find_reloads_subreg_address): If the address was valid
5451 in the original mode but not in the new mode, reload the whole
5454 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5456 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5457 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5458 (cleanup_control_expr_graph): Do not invalidate dominance info.
5459 Record altered blocks.
5460 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5461 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5462 cleanup_tree_cfg_bb): New functions.
5463 (remove_forwarder_block): Do not maintain the worklist of blocks.
5464 Record altered blocks.
5465 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5467 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5468 delete_unreachable_blocks if dominators are not available.
5469 * tree-inline.c (optimize_inline_calls): Free dominance information
5471 * tree-flow.h (remove_edge_and_dominated_blocks,
5472 cfgcleanup_altered_bbs): Altered.
5473 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5475 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5477 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5478 do not invalidate dominators.
5480 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5482 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5483 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5484 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5485 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5487 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5489 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5491 2007-04-26 Richard Guenther <rguenther@suse.de>
5493 PR tree-optimization/31703
5494 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5495 the right type for the target of the bittest.
5497 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5499 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5500 ix86_sol10_return_in_memory.
5502 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5504 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5507 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5510 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5512 PR tree-optimization/30558
5513 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5514 clear this_state.prev_try.
5516 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5517 Mark Mitchell <mark@codesourcery.com>
5519 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5520 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5521 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5523 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5526 * doc/invoke.texi (%:print-asm-header): Document.
5527 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5529 (static_spec_functions): Add print-asm-header.
5530 (main): Print a banner before the --target-help linker options.
5531 (print_asm_header_spec_function): New function.
5533 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5536 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5537 (movsf_ie): Likewise.
5539 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5541 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5543 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5545 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5547 (__umodsi3, __modsi3): Likewise.
5549 2007-04-25 Dirk Mueller <dmueller@suse.de>
5551 * c-typeck.c (build_compound_expr): Annotate warning()
5552 call with OPT_Wunused_value.
5553 * tree-ssa.c (warn_uninit): Annotate warning with
5555 * c-common.c (handle_sentinel_attribute): Annotate warning
5556 call with OPT_Wattributes.
5558 2007-04-25 Thiemo Seufer <ths@mips.com>
5560 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5562 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5563 on to the assembler. Improve handling of -mno-mips16. Add handling
5564 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5565 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5566 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5567 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5569 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5572 * config/i386/winnt.c (i386_pe_file_end): Strip only
5573 USER_LABEL_PREFIX when writing export name.
5575 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5577 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5578 sh/elf.h, vx-common.h and vxworks.h.
5579 * config/sh/sh.h: Include config/vxworks-dummy.h.
5580 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5581 (OVERRIDE_OPTIONS): Use it.
5582 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5583 (vxworks_picreg): New pattern.
5584 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5585 VXWORKS_OS_CPP_BUILTINS.
5586 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5587 to their VXWORKS_* equivalents.
5588 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5589 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5590 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5591 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5592 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5593 -mrtp/-fPIC multilibs.
5594 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5595 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5596 (MULTILIB_OSDIRNAMES): Delete.
5598 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5601 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5603 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5605 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5606 rounding mode to be specified by the caller.
5607 (real_to_mpfr) Likewise.
5608 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5609 include new arguments.
5610 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5612 2007-04-24 Ian Lance Taylor <iant@google.com>
5614 PR tree-optimization/31605
5615 * tree-vrp.c (set_value_range): Check that min and max are not
5616 both overflow infinities.
5617 (set_value_range_to_value): New static function.
5618 (extract_range_from_binary_expr): Call set_value_range_to_value.
5619 (extract_range_from_cond_expr): Likewise.
5620 (extract_range_from_expr): Likewise.
5621 (extract_range_from_unary_expr): Likewise. Don't create a range
5622 which overflows on both sides.
5623 (vrp_meet): Check for a useless range.
5624 (vrp_visit_phi_node): If we see a constant which looks like an
5625 overflow infinity, turn off the TREE_OVERFLOW flag.
5627 2007-04-24 Ian Lance Taylor <iant@google.com>
5629 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5631 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5634 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5635 diagnostic message is being built.
5636 * tree-pretty-print.c (dump_generic_node): Only write the
5637 formatted text into BUFFER's stream if we are not building a
5639 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5641 * Makefile.in (toplev.o): Depend on tree-pass.h.
5643 2007-04-24 Ian Lance Taylor <iant@google.com>
5645 PR tree-optimization/31602
5646 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5647 conditionals in the copied loop header.
5648 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5649 warnings if TREE_NO_WARNING is set.
5650 * doc/invoke.texi (Warning Options): Clarify that
5651 -Wstrict-overflow does not warn about loops.
5653 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5655 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5656 expand on the comment about _Decimal128 arguments and check the
5657 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5658 that _Decimal128 argument uses even/odd register pair.
5659 (function_arg): Ditto.
5661 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5663 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5664 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5666 2007-04-24 Richard Guenther <rguenther@suse.de>
5667 Olga Golovanevsky <olga@il.ibm.com>
5669 * fold-const.c (multiple_of_p): Check for bottom
5672 2007-04-24 Richard Henderson <rth@redhat.com>
5674 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5675 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5676 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5677 looking for non-zero bits shifted out. Avoid a recursive call
5678 when constructing the scalar.
5679 (__floatundisf): Likewise.
5681 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5683 * dwarf2out.c (field_byte_offset): Move the existing logic
5684 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5685 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5687 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5690 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5691 argument of 0 for memset.
5692 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5693 unsigned shift instead of the signed variant.
5695 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5697 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5698 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5699 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5700 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5701 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5702 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5703 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5704 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5705 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5706 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5707 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5708 "mul<mode>3", "div<mode>3"): Insn definitions added.
5709 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5710 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5711 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5712 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5713 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5714 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5715 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5716 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5717 TARGET_FLOAT_FORMAT): Macro definitions removed.
5718 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5719 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5720 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5721 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5722 (s390_gen_rtx_const_DI): Function removed.
5723 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5725 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5727 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5728 over an external ffs function.
5730 2007-04-24 Chao-ying Fu <fu@mips.com>
5731 Richard Sandiford <richard@nildram.co.uk>
5733 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5734 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5735 (smadd_widen_optab, umadd_widen_optab): Define.
5736 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5738 * genopinit.c (optabs): Fill in smadd_widen_optab and
5740 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5741 and umadd_widen_optab to implement multiply-add sequences.
5742 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5743 (<u>maddsidi4): ...this. Extend condition to include
5744 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5745 of operand 0 to "ka" and use the three-operand form of madd<u>
5747 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5749 * config/mips/constraints.md (ka): New register constraint.
5751 2007-04-24 Jan Hubicka <j@suse.cz>
5755 2007-04-23 Jan Hubicka <jh@suse.cz>
5756 * function.c (init_function_start): Don't init line number info.
5757 (expand_function_end): Update.
5758 (reset_block_changes, record_block_change, finalize_block_changes,
5759 check_block_change, free_block_changes): Kill.
5760 * function.h (reset_block_changes, record_block_change,
5761 finalize_block_changes, check_block_change, free_block_changes): Remove
5763 (struct function): Remove ib_boundaries_block.
5764 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5765 Use curr_insn_locator to initialize locator.
5766 (emit_line_note): Remove.
5767 * cfgexpand.c (expand_gimple_cond_expr): Update.
5768 (construct_exit_block): Likewise.
5769 (tree_expand_cfg): Initialize/finalize locators.
5770 * expr.c (expand_expr_real): Update.
5771 * cfglayout.c (line_locators_locs, line_locators_lines,
5772 file_locators_locs, file_locators_files): Remove.
5773 (set_block_levels): Move to cfgexpand.c.
5774 (insn_locators_initialize): Remove.
5775 (pass_insn_locators_initialize): Remove.
5776 (locations_locators_locs, locations_locators_vals): New static vars.
5777 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5779 (insn_locators_alloc, insn_locators_finalize,
5780 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5782 (locator_location): New.
5783 (locator_line, locator_file): Rewrite.
5784 * rtl.h (emit_line_note): Kill.
5785 (insn_locators_alloc, insn_locators_finalize,
5786 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5788 * tree-inline.c (initialize_cfun): Do not initialize
5789 ib_boundaries_block.
5790 * passes.c (pass_insn_locators_initialize): Remove.
5792 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5794 * doc/invoke.texi: Removed leading '-' from option index entries.
5796 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5798 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5800 (create_phi_node): Use set_phi_nodes.
5801 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5802 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5803 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5804 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5805 (bsi_start, bsi_last): Use bb_stmt_list.
5806 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5807 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5808 Traverse the statements using tsi iterator.
5809 * basic-block.h (struct basic_block_def): Fields stmt_list
5810 and phi_nodes moved to ...
5811 (struct tree_bb_info): ... new structure.
5812 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5813 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5814 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5815 (tree_verify_flow_info): Verify that il.tree is not set for
5816 entry and exit block.
5817 (tree_split_block): Use set_bb_stmt_list.
5819 2007-04-23 Mike Stump <mrs@apple.com>
5821 * config/i386/i386.c (ix86_tune_features
5822 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5825 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5827 * config/i386/i386.md (prefix_extra): New attribute.
5828 (length): Add prefix_extra.
5830 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5831 (sse2_movntv2di): Likewise.
5832 (sse2_cvtps2dq): Likewise.
5833 (sse2_cvtpd2pi): Likewise.
5834 (sse2_cvttpd2pi): Likewise.
5835 (*sse2_cvtpd2ps): Likewise.
5836 (*add<mode>3): Likewise.
5837 (sse2_ssadd<mode>3): Likewise.
5838 (sse2_usadd<mode>3): Likewise.
5839 (*sub<mode>3): Likewise.
5840 (sse2_sssub<mode>3): Likewise.
5841 (sse2_ussub<mode>3): Likewise.
5842 (*mulv8hi3): Likewise.
5843 (*smulv8hi3_highpart): Likewise.
5844 (*umulv8hi3_highpart): Likewise.
5845 (sse2_umulv2siv2di3): Likewise.
5846 (sse2_pmaddwd): Likewise.
5847 (ashr<mode>3): Likewise.
5848 (lshr<mode>3): Likewise.
5849 (ashl<mode>3): Likewise.
5850 (sse2_ashlti3): Likewise.
5851 (sse2_lshrti3): Likewise.
5852 (*umaxv16qi3): Likewise.
5853 (*smaxv8hi3): Likewise.
5854 (*uminv16qi3): Likewise.
5855 (*sminv8hi3): Likewise.
5856 (sse2_eq<mode>3): Likewise.
5857 (sse2_gt<mode>3): Likewise.
5858 (*and<mode>3): Likewise.
5859 (sse2_nand<mode>3): Likewise.
5860 (*ior<mode>3): Likewise.
5861 (*xor<mode>3): Likewise.
5862 (sse2_packsswb): Likewise.
5863 (sse2_packssdw): Likewise.
5864 (sse2_packuswb): Likewise.
5865 (sse2_punpckhbw): Likewise.
5866 (sse2_punpcklbw): Likewise.
5867 (sse2_punpckhwd): Likewise.
5868 (sse2_punpcklwd): Likewise.
5869 (sse2_punpckhdq): Likewise.
5870 (sse2_punpckldq): Likewise.
5871 (sse2_punpckhqdq): Likewise.
5872 (sse2_punpcklqdq): Likewise.
5873 (*sse2_pinsrw): Likewise.
5874 (*sse2_pextrw): Likewise.
5875 (sse2_pshufd_1): Likewise.
5876 (sse2_uavgv16qi3): Likewise.
5877 (sse2_uavgv8hi3): Likewise.
5878 (sse2_psadbw): Likewise.
5879 (sse2_pmovmskb): Likewise.
5880 (*sse2_maskmovdqu): Likewise.
5881 (*sse2_maskmovdqu_rex64): Likewise.
5882 (sse4a_extrqi): Likewise.
5883 (sse4a_extrq): Likewise.
5884 (sse3_lddqu): Set prefix_rep.
5885 (sse3_addsubv4sf3): Likewise.
5886 (sse3_haddv4sf3): Likewise.
5887 (sse3_hsubv4sf3): Likewise.
5888 (sse_cvtss2si): Likewise.
5889 (sse_cvtss2si_2): Likewise.
5890 (sse_cvtss2siq): Likewise.
5891 (sse_cvtss2siq_2): Likewise.
5892 (sse_cvttss2si): Likewise.
5893 (sse_cvttss2siq): Likewise.
5894 (sse2_cvttps2dq): Likewise.
5895 (sse3_movshdup): Likewise.
5896 (sse3_movsldup): Likewise.
5897 (sse2_cvtsd2si): Likewise.
5898 (sse2_cvtsd2si_2): Likewise.
5899 (sse2_cvtsd2siq): Likewise.
5900 (sse2_cvtsd2siq_2): Likewise.
5901 (sse2_cvttsd2si): Likewise.
5902 (sse2_cvttsd2siq): Likewise.
5903 (*sse2_cvtpd2dq): Likewise.
5904 (*sse2_cvttpd2dq): Likewise.
5905 (sse2_pshuflw_1): Likewise.
5906 (sse2_pshufhw_1): Likewise.
5907 (sse4a_insertqi): Likewise.
5908 (sse4a_insertq): Likewise.
5909 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5910 (ssse3_phadddv4si3): Likewise.
5911 (ssse3_phaddswv8hi3): Likewise.
5912 (ssse3_phsubwv8hi3): Likewise.
5913 (ssse3_phsubdv4si3): Likewise.
5914 (ssse3_phsubswv8hi3): Likewise.
5915 (ssse3_pmaddubswv8hi3): Likewise.
5916 (ssse3_pmulhrswv8hi3): Likewise.
5917 (ssse3_pshufbv16qi3): Likewise.
5918 (ssse3_psign<mode>3): Likewise.
5919 (ssse3_palignrti): Likewise.
5920 (abs<mode>2): Likewise.
5921 (ssse3_phaddwv4hi3): Set prefix_extra.
5922 (ssse3_phadddv2si3): Likewise.
5923 (ssse3_phaddswv4hi3): Likewise.
5924 (ssse3_phsubwv4hi3): Likewise.
5925 (ssse3_phsubdv2si3): Likewise.
5926 (ssse3_phsubswv4hi3): Likewise.
5927 (ssse3_pmaddubswv4hi3): Likewise.
5928 (ssse3_pmulhrswv4hi3): Likewise.
5929 (ssse3_pshufbv8qi3): Likewise.
5930 (ssse3_psign<mode>3): Likewise.
5931 (ssse3_palignrdi): Likewise.
5932 (abs<mode>2): Likewise.
5933 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5934 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5935 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5937 2007-04-23 Nick Clifton <nickc@redhat.com>
5939 * params.def: Fix formatting of emacs local variables.
5941 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5943 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5944 move if inter-unit move isn't allowed.
5945 Don't split moving the first element of V2DI to DI to inter-unit
5946 move if inter-unit move isn't allowed.
5948 2007-04-23 Richard Guenther <rguenther@suse.de>
5950 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5951 and CDI_POST_DOMINATORS separately.
5953 2007-04-23 Nick Clifton <nickc@redhat.com>
5955 * c.opt (Wformat-contains-nul): Add warning attribute.
5957 2007-04-23 Jan Hubicka <jh@suse.cz>
5959 * function.c (init_function_start): Don't init line number info.
5960 (expand_function_end): Update.
5961 (reset_block_changes, record_block_change, finalize_block_changes,
5962 check_block_change, free_block_changes): Kill.
5963 * function.h (reset_block_changes, record_block_change,
5964 finalize_block_changes, check_block_change, free_block_changes): Remove
5966 (struct function): Remove ib_boundaries_block.
5967 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5968 Use curr_insn_locator to initialize locator.
5969 (emit_line_note): Remove.
5970 * cfgexpand.c (expand_gimple_cond_expr): Update.
5971 (construct_exit_block): Likewise.
5972 (tree_expand_cfg): Initialize/finalize locators.
5973 * expr.c (expand_expr_real): Update.
5974 * cfglayout.c (line_locators_locs, line_locators_lines,
5975 file_locators_locs, file_locators_files): Remove.
5976 (set_block_levels): Move to cfgexpand.c.
5977 (insn_locators_initialize): Remove.
5978 (pass_insn_locators_initialize): Remove.
5979 (locations_locators_locs, locations_locators_vals): New static vars.
5980 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5982 (insn_locators_alloc, insn_locators_finalize,
5983 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5985 (locator_location): New.
5986 (locator_line, locator_file): Rewrite.
5987 * rtl.h (emit_line_note): Kill.
5988 (insn_locators_alloc, insn_locators_finalize,
5989 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5991 * tree-inline.c (initialize_cfun): Do not initialize
5992 ib_boundaries_block.
5993 * passes.c (pass_insn_locators_initialize): Remove.
5995 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5998 * expr.c (reduce_to_bit_field_precision): Handle
6001 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
6003 PR tree-optimization/24659
6004 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
6005 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
6006 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
6007 * genopinit.c (optabs): Rename vec_pack_mod_optab
6008 to vec_pack_trunc_optab.
6009 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
6010 early for scalar floating point operands for NOP_EXPR.
6011 (vectorizable_type_promotion): Ditto.
6012 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
6013 vec_pack_trunc_optab.
6014 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
6016 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
6017 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
6018 Rename from VEC_PACK_MOD_EXPR.
6019 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
6020 * expr.c (expand_expr_real_1): Ditto.
6021 * tree-inline.c (estimate_num_insns_1): Ditto.
6022 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6024 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
6025 (vec_unpacks_lo_v4sf): Ditto.
6026 (vec_pack_trunc_v2df): Ditto.
6027 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6028 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6029 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6031 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6033 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6035 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6036 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6037 packing of floating point operands.
6038 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6039 represent unpacking of floating point operands.
6040 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6041 [vec_unpacks_hi]: Ditto.
6042 [vec_unpacks_lo]: Ditto.
6044 2007-04-22 Jan Hubicka <jh@suse.cz>
6046 * final.c (rest_of_handle_final): Call
6047 targetm.asm_out.constructor/targetm.asm_out.destructor
6048 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6049 proper priority via decl_*_priority_insert.
6050 * c-common.c (c_expand_body): Likewise.
6052 2007-04-22 Richard Guenther <rguenther@suse.de>
6054 PR tree-optimization/29789
6055 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6056 (rewrite_reciprocal): New helper split out from
6057 determine_invariantness_stmt.
6058 (rewrite_bittest): Likewise.
6059 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6060 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6063 2007-04-22 Revital Eres <eres@il.ibm.com>
6065 * loop-unroll.c (var_to_expand): New field to support also
6066 insns of the form x = something + x.
6067 (analyze_insn_to_expand_var): Use it.
6068 (expand_var_during_unrolling): Likewise.
6070 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6072 * predict.c: Include pointer-set.h.
6073 (bb_predictions): New variable.
6074 (tree_predicted_by_p, tree_predict_edge,
6075 remove_predictions_associated_with_edge): Use bb_predictions map
6076 instead of bb->predictions.
6077 (clear_bb_predictions, assert_is_empty): New functions.
6078 (combine_predictions_for_bb): Use bb_predictions map. Call
6079 clear_bb_predictions.
6080 (tree_estimate_probability): Create and free bb_predictions map.
6081 * Makefile.in (predict.o): Add pointer-set.h dependency.
6082 * basic-block.h (struct basic_block_def): Remove predictions
6084 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6086 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6089 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6092 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6094 * timevar.c (timevar_print): Change reference of --disable-checking to
6095 --enable-checking=release. Also warn if assert checking is disabled.
6097 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6100 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6101 decl as addressable if the compound literal was marked as
6103 Mark the decl as a gimple register if it is a complex or
6104 vector decl and does not live in memory.
6106 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6108 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6109 (GENERIC_NEXT): New function macro.
6110 (PHI_CHAIN): Use phi_node's new chain variable.
6111 (tree_phi_node): Change tree_common to tree_base
6112 and add the chain field.
6113 * tree-phinodes.c (make_phi_node): Don't set
6114 TREE_TYPE on the new node.
6115 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6116 instead of checking GIMPLE_TUPLE_P in chain_next.
6117 * tree-vect-transform.c
6118 (get_initial_def_for_induction): Look at
6119 PHI_RESULT_TREE for the type of the phi node.
6120 (update_vuses_to_preheader): Use PHI_CHAIN
6121 instead of TREE_CHAIN on the phi node.
6122 * tree-ssa-structalias.c (compute_points_to_sets):
6124 (ipa_pta_execute): Likewise.
6126 2007-04-21 Richard Guenther <rguenther@suse.de>
6129 * fold-const.c (fold_unary): Call fold_convert_const on the
6132 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6134 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6135 (store_killed_in_pat): New.
6137 2007-04-20 Richard Henderson <rth@redhat.com>
6140 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6141 TREE_LIST with a void_type_node value, not void_list_node exactly.
6143 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6145 * doc/standards.texi: Re-arrange into language-specific
6146 subsections. Add a C++ section, documenting which standards we
6149 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6151 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6152 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6154 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6156 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6157 ecrti.o and crtbegin.o.
6158 (LIB_DEFAULT_SPEC): Include -lc.
6159 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6161 2007-04-20 Richard Henderson <rth@redhat.com>
6164 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6165 argument; update all callers.
6166 (get_unaligned_offset): New.
6167 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6168 get_unaligned_address, just pass on the address directly.
6169 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6170 the subreg in the helper patterns.
6171 (unaligned_extendqidi_le): Use get_unaligned_offset.
6172 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6173 (unaligned_extendhidi_be): Likewise.
6174 (unaligned_extendhidi): Tidy.
6175 * config/alpha/alpha-protos.h: Update.
6177 2007-04-20 Richard Henderson <rth@redhat.com>
6179 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6180 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6181 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6182 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6183 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6184 (CPP_SPEC): Don't include %(cpp_subtarget).
6185 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6186 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6187 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6189 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6191 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6192 for __builtin_ia32_cmpordss.
6194 PR tree-optimization/31632
6195 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6196 and arg1 for optimizations of comparison against min/max values.
6197 Fold arg0 to arg1's type for optimizations of comparison against
6198 min+1 and max-1 values.
6200 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6202 * reload.c (combine_reloads): When trying to use a dying register,
6203 check whether it's uninitialized and don't use if so.
6205 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6207 * fold-const.c: Remove prototypes for native_encode_expr and
6208 native_interpret_expr.
6209 (native_encode_expr): Make non-static.
6210 (native_interpret_expr): Likewise.
6211 * tree.h: Add prototypes for the above.
6213 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6215 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6216 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6217 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6218 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6219 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6220 Add length attributes.
6222 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6224 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6227 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6228 __STDC_WANT_DEC_FP__.
6230 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6232 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6233 for long double compatibility.
6234 * configure: Regenerate.
6236 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6238 PR rtl-optimization/29841
6239 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6241 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6242 that may cause control flow transfer from being moved.
6244 2007-04-18 Jan Hubicka <jh@suse.cz>
6246 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6249 2007-04-18 Eric Christopher <echristo@apple.com>
6251 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6252 only. Update operands.
6253 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6254 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6255 link register to pic register.
6257 2007-04-18 Dirk Mueller <dmueller@suse.de>
6260 * tree-vrp.c (search_for_addr_array): New.
6261 (check_array_bounds): Suppress warning about
6262 address taken of array refs if its not de-referenced.
6264 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6266 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6267 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6269 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6270 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6271 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6273 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6275 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6277 (vect_analyze_scalar_cycles): Fix indentation.
6278 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6279 (vect_mark_relevant): Include phis in relevance analysis.
6281 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6283 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6285 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6286 output_operand_lossage().
6288 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6290 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6291 the unused code for reduction without adjust-in-epilog to simplify the
6294 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6296 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6297 (S390_TDC_NEGATIVE_ZERO): New constant.
6298 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6299 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6300 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6301 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6302 (S390_TDC_POSITIVE_INFINITY): New constant.
6303 (S390_TDC_NEGATIVE_INFINITY): New constant.
6304 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6305 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6306 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6307 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6308 (S390_TDC_INFINITY): New constant.
6309 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6310 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6311 optimization for UNSPEC_CCZ_TO_INT.
6312 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6313 ("*ccz_to_int"): New insn.
6314 ("isinf<mode>2"): New insn.
6315 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6316 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6317 (UNSPEC_CCZ_TO_INT): New constant.
6319 2007-04-18 Richard Guenther <rguenther@suse.de>
6321 PR tree-optimization/19431
6322 PR tree-optimization/21463
6323 * tree-pass.h (pass_phiprop): Declare.
6324 * passes.c (init_optimization_passes): New phiprop pass.
6325 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6326 (phivn_valid_p): New helper function.
6327 (phiprop_insert_phi): Likewise.
6328 (propagate_with_phi): Likewise.
6329 (tree_ssa_phiprop): New propagator propagating loads
6330 through phi nodes if profitable.
6332 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6334 * tree-vect-analyze.c (process_use): New function.
6335 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6336 Check phis in all bbs.
6337 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6340 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6342 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6345 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6348 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6351 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6353 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6355 (sse_vmmulv4sf3): Likewise.
6356 (sse2_vmaddv2df3): Likewise.
6357 (sse2_vmmulv2df3): Likewise.
6359 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6361 PR rtl-optimization/31360
6362 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6363 (target_reg_cost): New.
6364 (init_set_costs): Initialize target_reg_cost. Add comments
6365 regarding the rationale of the costs.
6366 (global_cost_for_size): Renamed to...
6367 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6368 of register pressure.
6369 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6370 estimate_reg_pressure_cost. Add number of ivs.
6371 (determine_set_costs): Dump target_reg_cost.
6372 * loop-invariant.c (gain_for_invariant): Use
6373 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6374 (best_gain_for_invariant, find_invariants_to_move): Remove
6376 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6377 (target_reg_cost): Declare.
6378 (global_cost_for_size): Declaration removed.
6379 (estimate_reg_pressure_cost): Declare.
6381 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6383 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6384 regnos into even/odd register pairs.
6385 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6386 TDmode similar to the other floating point modes.
6387 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6388 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6390 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6391 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6392 (movdd_hardfloat64): Use TARGET_MFPGPR.
6394 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6396 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6399 2005-01-05 Richard Henderson <rth@redhat.com>
6401 * reload1.c (do_input_reload): Restrict the optimization deleteing
6402 a previous output reload to RELOAD_FOR_INPUT.
6404 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6406 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6407 induc_vec_info_type.
6408 (vectorizable_induction): New function declaration.
6409 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6410 check if already vectorized. Find first place in BB where new stmts
6411 can be inserted. Takes only one argument.
6412 (vectorizable_induction): New function.
6413 (vect_transform_stmt): Add case for induc_vec_info_type to call
6414 vectorizable_induction.
6415 (vect_transform_loop): Consider phis for vectorization.
6416 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6418 (analyze_operations): Call vectorizable_induction when analyzing phis.
6420 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6421 (vect_mark_relevant): Include phis in relevance analysis.
6422 (vect_mark_stmts_to_be_vectorize): Likewise.
6423 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6425 2007-04-16 Lawrence Crowl <crowl@google.com>
6427 * doc/invoke.texi (Debugging Options): Add documentation for the
6428 -femit-struct-debug options -femit-struct-debug-baseonly,
6429 -femit-struct-debug-reduced, and
6430 -femit-struct-debug-detailed[=...].
6432 * c-opts.c (c_common_handle_option): Add
6433 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6434 and OPT_femit_struct_debug_detailed_.
6435 * c.opt: Add specifications for
6436 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6437 and -femit-struct-debug-detailed[=...].
6438 * opts.c (set_struct_debug_option): Parse the
6439 -femit-struct-debug-... options.
6440 * opts.c (matches_main_base, main_input_basename,
6441 main_input_baselength, base_of_path, matches_main_base): Add
6442 variables and functions to compare header base name to compilation
6444 * opts.c (should_emit_struct_debug): Add to determine to emit a
6445 structure based on the option.
6446 (dump_struct_debug) Also disabled function to debug this
6448 * opts.c (handle_options): Save the base name of the
6451 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6452 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6453 This hook indicates if a type is generic. Set it by default
6455 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6456 to determine if a struct type is generic or not.
6457 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6458 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6459 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6462 * flags.h (enum debug_info_usage): Add an enumeration to describe
6463 a program's use of a structure type.
6464 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6465 to indicate the program's usage of the type. Filter structs based
6466 on the -femit-struct-debug-... specification.
6467 (gen_type_die): Split into two routines, gen_type_die and
6468 gen_type_die_with_usage. gen_type_die is now a wrapper
6469 that assumes direct usage.
6470 (gen_type_die_with_usage): Replace calls to gen_type_die
6471 with gen_type_die_with_usage adding the program usage of
6472 the referenced type.
6473 (dwarf2out_imported_module_or_decl): Suppress struct debug
6474 information using should_emit_struct_debug when appropriate.
6476 2007-04-16 Ian Lance Taylor <iant@google.com>
6478 PR tree-optimization/31522
6479 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6480 (vrp_initialize): Allocate vr_phi_edge_counts.
6481 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6482 executable edge. Drop test for all constants.
6483 (vrp_finalize): Free vrp_phi_edge_counts.
6485 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6486 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6488 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6489 predecessors at head rather than tail.
6491 2007-04-16 Matthias Klose <doko@debian.org>
6493 * config/alpha/linux.h (CPP_SPEC): Define.
6494 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6496 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6498 * function.h: Remove sequence_stack extern declaration.
6500 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6502 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6504 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6507 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6509 * config/avr/avr.c (avr_arch_types): Rearranging array.
6510 (enum avr_arch): Add.
6511 (avr_mcu_types): Use avr_arch enumeration constants instead of
6513 * config/avr/avr.h (LINK_SPEC): Simplify.
6515 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6517 * config/m68k/m68k.c (m68k_libcall_value,
6518 m68k_function_value): Use macros for register names more.
6520 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6522 (M68K_REGNAME): Use A6_REG.
6523 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6525 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6528 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6529 'pending_read_list_length' and 'pending_write_list_length'. Update
6531 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6532 to handle two length counters instead of one. Update all uses.
6533 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6534 two length counters instead of one.
6535 * sched-rgn.c (propagate_deps): Update to handle two length counters
6538 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6541 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6542 copy of source, pass it to ix86_expand_vector_set and return
6545 2007-04-16 David Ung <davidu@mips.com>
6546 Joseph Myers <joseph@codesourcery.com>
6548 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6549 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6550 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6551 Add 74K processor information.
6552 * config/mips/mips.md: Include 74k.md.
6553 (cpu): Add 74kc,74kf,74kx.
6554 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6555 * config/mips/74k.md: New.
6556 * doc/invoke.texi (MIPS Options): Document 74K support.
6558 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6560 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6561 vectorizable_* functions.
6562 * tree-vect-transform.c (vectorizable_call): Add check for
6563 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6564 (vectorizable_store): likewise.
6565 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6567 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6568 (vectorizable_type_promotion, vectorizable_load): Likewise.
6569 (vectorizable_live_operation, vectorizable_condition): Likewise.
6570 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6572 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6574 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6576 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6577 register numbers more.
6578 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6579 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6580 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6581 FUNCTION_VALUE_REGNO_P): Likewise.
6582 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6583 STATIC_CHAIN_REGNUM): Likewise.
6584 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6585 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6586 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6587 * config/m68k/m68k.md (FP_REG): New.
6589 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6591 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6594 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6596 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6597 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6600 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6602 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6605 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6608 * c-decl.c (finish_decl): Grab the type of the decl after the call
6609 to store_init_value.
6611 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6613 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6615 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6618 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6619 post dominators and cleanup cfg before returning.
6621 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6623 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6624 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6626 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6628 * config.gcc: Recognize fido.
6629 * config/m68k/m68k-devices.def (fidoa): New.
6630 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6632 (FL_FIDOA, TARGET_FIDOA): New.
6633 * config/m68k/m68k.opt (mfidoa): New.
6635 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6638 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6639 when a personality function is used.
6641 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6643 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6645 2007-04-13 Mike Stump <mrs@apple.com>
6647 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6649 * config/darwin.opt (fapple-kext): Make C++ only.
6650 * config/darwin.c (darwin_override_options): Remove code to ensure
6651 -fapple-kext is given for C++ only.
6653 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6655 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6656 * config/mips/mips.c (override_options): Call
6657 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6659 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6661 * config/i386/i386.opt (msvr3-shlib): Removed.
6663 * doc/invoke.texi: Remove -msvr3-shlib.
6665 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6667 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6668 with "popcnt" instruction.
6670 2007-04-13 Richard Guenther <rguenther@suse.de>
6672 PR tree-optimization/21258
6673 * tree-vrp.c (compare_case_labels): New helper.
6674 (find_switch_asserts): New function.
6675 (find_assert_locations): Call it for SWITCH_EXPRs.
6677 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6679 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6680 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6681 check is now implied in X87_FLOAT_MODE_P.
6682 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6683 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6684 (fix_trunc<mode>_i386_fisttp): Ditto.
6685 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6686 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6687 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6688 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6689 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6690 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6691 (unnamed_splitters): Ditto.
6692 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6693 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6694 FIRST_SSE_REG for local functions when SSE math is enabled or
6695 for functions with sseregparm attribute.
6696 (standard_80387_constant_p): Return -1 if mode is not
6698 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6699 (ix86_expand_compare): Ditto.
6700 (ix86_expand_carry_flag_compare): Ditto.
6701 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6702 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6703 DECIMAL_FLOAT_MODE_P.
6704 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6705 of SCALAR_FLOAT_MODE_P.
6706 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6707 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6708 checks before FLOAT_MODE_P.
6709 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6710 before FLOAT_MODE_P.
6715 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6717 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6718 Charles Wilson <libtool@cwilson.fastmail.fm>
6720 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6721 (libgcc.mvars): Don't depend on them.
6722 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6723 * exec-tool.in: New.
6725 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6727 * doc/invoke.text (--help): Document --help=common.
6729 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6731 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6733 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6735 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6736 * genemit.c (main): Emit #include "integrate.h".
6737 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6738 (LOADGP_RTP): New mips_loadgp_style.
6739 * config/mips/mips.h: Include config/vxworks-dummy.h.
6740 (TARGET_RTP_PIC): New macro.
6741 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6742 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6743 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6745 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6746 -mvxworks-pic when using -mrtp and a PIC option.
6747 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6749 (mips_symbolic_constant_p, mips_symbolic_address_p)
6750 (mips_symbol_insns): Handle SYMBOL_HALF.
6751 (override_options): Warn about -G and -mrtp being used together.
6752 Initialize mips_lo_relocs[SYMBOL_HALF].
6753 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6754 (mips_emit_loadgp): Handle LOADGP_RTP.
6755 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6756 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6757 (tablejump): Handle function-relative case table entries if
6759 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6761 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6763 * config/mips/mips.md (load_call<mode>): Allow any general register.
6765 (sibcall_value_internal, sibcall_value_multiple_internal)
6766 (call_value_internal, call_value_split, call_value_multiple_internal)
6767 (call_value_multiple_split): Remove constraints from operand 0.
6769 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6771 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6772 rather than loadgp_noshared.
6773 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6774 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6776 * config/mips/mips.md (loadgp): Rename to...
6777 (loadgp_newabi): ...this.
6778 (loadgp_noshared): Rename to...
6779 (loadgp_absolute): ...this.
6781 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6783 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6784 false for locally-binding symbols.
6785 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6787 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6789 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6790 (SYMBOL_GOT_PAGE_OFST): ...this.
6791 (SYMBOL_GOT_GLOBAL): Rename to...
6792 (SYMBOL_GOT_DISP): ...this.
6793 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6794 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6795 * config/mips/mips.c (mips_global_symbol_p): New function.
6796 (mips_symbol_binds_local_p): Likewise.
6797 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6798 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6799 and mips_symbol_binds_local_p.
6800 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6801 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6802 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6804 (mips_ok_for_lazy_binding_p): New function.
6805 (mips_load_call_address, mips_expand_call): Use it.
6806 (mips_dangerous_for_la25_p): Likewise.
6807 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6808 (*got_disp<mode>): Use got_disp_operand instead of
6809 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6810 SYMBOL_GOTOFF_GLOBAL.
6811 (*got_page<mode>): Use got_page_ofst_operand instead of
6813 * config/mips/predicates.md (const_call_insn_operand): Use
6814 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6815 (global_got_operand): Rename to...
6816 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6818 (local_got_operand): Rename to...
6819 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6820 of SYMBOL_GOT_LOCAL.
6822 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6824 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6825 TARGET_CALL_CLOBBERED_GP.
6826 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6827 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6828 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6829 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6830 of TARGET_ABICALLS && !TARGET_NEWABI.
6831 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6832 * config/mips/mips.c (mips_load_call_address): Check
6833 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6834 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6835 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6836 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6837 TARGET_ABICALLS && TARGET_NEWABI.
6838 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6840 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6841 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6842 TARGET_ABICALLS && TARGET_NEWABI.
6843 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6844 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6845 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6846 whether indirect calls must use $25.
6847 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6849 * config/mips/mips.md (jal_macro): Check flag_pic and
6850 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6851 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6852 instead of TARGET_ABICALLS.
6853 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6854 TARGET_ABICALLS && TARGET_OLDABI.
6855 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6856 (sibcall): In the comment above the define_insn, mention
6857 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6858 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6859 instead of TARGET_ABICALLS.
6861 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6863 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6864 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6865 (MACFLAGS_MATCH_P): New macro.
6866 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6867 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6868 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6869 the other MACFLAG constants.
6870 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6871 (flag_machi): Tighten constraints. Renumber some of the operands.
6872 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6874 (flag_machi_parts_acconly): New pattern.
6875 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6877 (flag_macinit1hi): Tighten constraints.
6878 (flag_mul_macv2hi_parts_acconly): New pattern.
6880 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6881 Use a more efficient implementation.
6882 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6883 inline sequences when not optimizing for size.
6885 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6886 movhi_high2low): Delete, merge functionality into...
6887 (packv2hi): ... this pattern.
6889 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6890 * config/bfin/bfin.opt (msim): New option.
6891 (mcpu=): New option.
6892 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6893 (bfin_cpu_t): Typedef of enum bfin_cpu.
6894 (bfin_cpu_type): New declaration.
6895 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6896 -msim and -mcpu= options.
6897 (LIB_SPEC): Likewise.
6898 * config/bfin/bfin.c (bfin_cpu_type): Define.
6899 (bfin_handle_option): Handle -mcpu= option.
6900 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6901 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6902 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6904 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6906 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6907 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6908 (powerpc-wrs-vxworksae): Use ${tm_file}.
6909 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6910 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6911 * config/i386/vx-common.h: New file.
6913 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6915 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6918 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6920 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6923 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6927 * c-common.c (c_build_qualified_type): Set canonical type
6930 2007-04-12 Richard Guenther <rguenther@suse.de>
6932 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6933 lower bound and element size if lower bound is not zero
6934 or either of the ARRAY_REF operands is set.
6936 2007-04-12 Richard Guenther <rguenther@suse.de>
6938 PR tree-optimization/24689
6939 PR tree-optimization/31307
6940 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6942 * gimplify.c (canonicalize_addr_expr): To be consistent with
6943 gimplify_compound_lval only set operands two and three of
6944 ARRAY_REFs if they are not gimple_min_invariant. This makes
6945 it never at this place.
6946 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6948 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6950 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6951 null before emitting a .nsubspa directive.
6953 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6955 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6956 need_to_partition_p if there are no memory statements in the
6959 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6961 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6962 (gcd_of_steps_may_divide_p): New function.
6963 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6965 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6967 * reload.c (find_reloads_toplev, find_reloads_address,
6968 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6969 not a pointer equality test, to decide if we need to call
6970 push_reg_equiv_alt_mem.
6972 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6974 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6975 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6976 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6978 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6980 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6981 vector to be positive.
6983 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6987 * doc/invoke.texi: Document --params max-aliased-vops and
6989 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6990 debug_memory_partitions): Move to tree-flow.h
6991 * params.h (AVG_ALIASED_VOPS): Define.
6992 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6994 (mp_info_t): Likewise.
6995 (get_mem_sym_stats_for): New.
6996 (set_memory_partition): Move from tree-flow-inline.h.
6997 (mark_non_addressable): Only clear the set of symbols for the
6998 partition if it exists.
6999 (dump_memory_partitions): Move from tree-ssa-operands.c
7000 (debug_memory_partitions): Likewise.
7001 (need_to_partition_p): New.
7002 (dump_mem_ref_stats): New.
7003 (debug_mem_ref_stats): New.
7004 (dump_mem_sym_stats): New.
7005 (debug_mem_sym_stats): New.
7006 (update_mem_sym_stats_from_stmt): New.
7007 (compare_mp_info_entries): New.
7008 (mp_info_cmp): Call it.
7009 (sort_mp_info): Change argument to a list of mem_sym_stats_t
7011 (get_mpt_for): Move from tree-ssa-operands.c.
7012 (find_partition_for): New.
7013 (create_partition_for): Remove.
7014 (estimate_vop_reduction): New.
7015 (update_reference_counts): New.
7016 (build_mp_info): New.
7017 (compute_memory_partitions): Refactor.
7018 Document new heuristic.
7019 Call build_mp_info, update_reference_counts,
7020 find_partition_for and estimate_vop_reduction.
7021 (compute_may_aliases): Populate virtual operands before
7022 calling debugging dumps.
7023 (delete_mem_sym_stats): New.
7024 (delete_mem_ref_stats): New.
7025 (init_mem_ref_stats): New.
7026 (init_alias_info): Call it.
7027 (maybe_create_global_var): Remove alias_info argument.
7028 Get number of call sites and number of pure/const call sites
7029 from gimple_mem_ref_stats().
7030 (dump_alias_info): Call dump_memory_partitions first.
7031 (dump_points_to_info_for): Show how many times a pointer has
7033 * opts.c (decode_options): For -O2 set --param
7034 max-aliased-vops to 500.
7035 For -O3 set --param max-aliased-vops to 1000 and --param
7036 avg-aliased-vops to 3.
7037 * fortran/options.c (gfc_init_options): Remove assignment to
7039 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7040 * tree-dfa.c (dump_variable): Dump memory reference
7042 Dump NO_ALIAS* settings.
7043 (referenced_var_lookup): Tidy.
7044 (mem_sym_stats): New.
7045 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7046 and ORIG are different SSA names for a memory partition.
7047 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7048 * tree-flow.h (struct mem_sym_stats_d): Define.
7049 (mem_sym_stats_t): Define.
7050 (struct mem_ref_stats_d): Define.
7051 (struct gimple_df): Add field mem_ref_stats.
7052 (enum noalias_state): Define.
7053 (struct var_ann_d): Add bitfield noalias_state.
7054 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7055 debug_mem_ref_stats, debug_memory_partitions,
7056 debug_mem_sym_stats): Declare.
7057 * tree-ssa-structalias.c (update_alias_info): Update call
7058 sites, pure/const call sites and asm sites in structure
7059 returned by gimple_mem_ref_stats.
7060 Remove local variable IS_POTENTIAL_DEREF.
7061 Increase NUM_DEREFS if the memory expression is a potential
7063 Call update_mem_sym_stats_from_stmt.
7064 If the memory references memory, call
7065 update_mem_sym_stats_from_stmt for all the direct memory
7066 symbol references found.
7067 (intra_create_variable_infos): Set noalias_state field for
7068 pointer arguments according to the value of
7069 flag_argument_noalias.
7070 * tree-ssa-structalias.h (struct alias_info): Remove fields
7071 num_calls_found and num_pure_const_calls_found.
7072 (update_mem_sym_stats_from_stmt): Declare.
7073 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7074 Set default value to 100.
7075 (PARAM_AVG_ALIASED_VOPS): Define.
7077 2007-04-11 Richard Guenther <rguenther@suse.de>
7080 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7081 a * -b + c as c - a * b if we honor sign dependent rounding.
7083 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7085 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7087 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7088 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7090 (initialize_trampoline): Don't use old-style function definition.
7091 (bfin_secondary_reload): Mark IN_P argument as unused.
7093 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7095 PR tree-optimization/31343
7096 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7097 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7098 * testsuite/gcc.dg/vect/pr31343.c: New.
7100 2007-04-10 Eric Christopher <echristo@apple.com>
7102 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7103 * config/i386/i386.md (*cmpfp0): Use.
7104 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7105 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7106 (fix_trunc<mode>_i386_fisttp): Ditto.
7107 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7108 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7109 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7110 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7111 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7112 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7113 (unnamed_splitters): Ditto.
7114 * config/i386/i386.c (output_fix_trunc): Assert that
7115 we're not being passed a TFmode operand.
7117 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7119 PR tree-optimization/31526
7120 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7121 n_basic_blocks to find newly added blocks.
7123 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7125 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7127 (fix_trunc<mode>si_sse): Ditto.
7128 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7129 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7130 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7131 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7132 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7133 expander using SSEMODEF mode macro.
7134 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7135 expander using SSEMODEF mode macro.
7136 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7137 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7138 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7139 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7140 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7141 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7142 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7143 Macroize insn using X87MODEF mode macro.
7145 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7147 * config/i386/sse.md (sse2_pinsrw): Removed.
7148 (sse2_pextrw): Renamed to ...
7149 (*sse2_pextrw): This.
7151 2007-04-09 Jan Hubicka <jh@suse.cz>
7154 * config/i386/sse.md
7155 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7156 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7157 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7158 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7160 2007-04-09 Jan Hubicka <jh@suse.cz>
7162 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7163 multiple fields of union.
7165 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7167 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7168 (create_preheaders): Check that loops are available.
7169 (fix_loop_structure): Clean up, improve comments.
7170 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7171 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7173 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7174 * predict.c (tree_estimate_probability): Do not call
7175 calculate_dominance_info. Call create_preheaders.
7176 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7177 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7179 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7180 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7181 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7182 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7185 2007-04-08 Jan Hubicka <jh@suse.cz>
7187 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7188 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7189 * fold-const.c (fold_unary): Use it.
7191 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7193 * varasm.c (assemble_variable): Remove call to
7194 lang_hooks.decls.prepare_assemble_variable.
7195 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7196 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7197 * langhooks.h (lang_hooks_for_decls): Remove
7198 prepare_assemble_variable.
7200 2007-04-08 Mike Stump <mrs@apple.com>
7202 * config/i386/i386.c: Use inc/dec on Core2.
7204 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7206 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7207 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7208 lhd_tree_inlining_end_inlining): Remove.
7209 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7210 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7212 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7213 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7214 lhd_tree_inlining_end_inlining): Remove prototypes.
7215 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7216 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7217 LANG_HOOKS_TREE_INLINING_START_INLINING,
7218 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7220 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7223 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7226 * config/avr/predicates.md (io_address_operand): Delete predicate.
7227 (low_io_address_operand): Don't use 'mode' argument.
7228 (higth_io_address_operand): Rename ...
7229 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7230 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7233 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7235 Revert change removing staticp.
7237 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7240 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7243 2007-04-07 Bruce Korb <bkorb@gnu.org>
7245 * c.opt: Add -Wformat-contains-nul.
7246 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7248 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7249 the NUL byte warning.
7251 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7253 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7255 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7257 * tree.c (staticp): No longer use staticp langhook.
7258 * langhooks.c (lhd_staticp): Removed.
7259 * langhooks.h (struct lang_hooks): Remove staticp.
7260 * c-common.c (c_staticp): Remove.
7261 * c-common.h (c_staticp): Ditto.
7262 * langhooks-defs.h (lhd_staticp): Ditto.
7263 (LHD_HOOKS_STATICP): Ditto
7264 * tree.h (gcc_assert_lowered): New macro.
7266 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7268 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7269 argument "reliable".
7270 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7271 Add argument "reliable". Propagate it through calls.
7272 (infer_loop_bounds_from_undefined): Derive number of iterations
7273 estimates from references in blocks that do not dominate loop latch.
7274 (gcov_type_to_double_int): New function.
7275 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7276 and expected_loop_iterations_unbounded.
7277 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7278 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7279 * tree-data-ref.c (estimated_loop_iterations): Export.
7280 (get_references_in_stmt): Fix -- do not return addresses of local
7282 * cfgloop.h (expected_loop_iterations_unbounded,
7283 estimated_loop_iterations): Declare.
7285 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7287 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7289 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7291 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7292 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7293 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7294 Use output_387_reg_move().
7295 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7296 expander using X87MODEF12 mode macro.
7297 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7298 choosing register preferences. Use output_387_reg_move().
7299 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7300 instead of "x". Use output_387_reg_move().
7301 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7302 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7303 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7304 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7305 Use output_387_reg_move().
7306 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7308 (*truncxf?f_i387 splitter): Ditto.
7310 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7312 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7313 LANG_HOOKS_SAFE_FROM_P.
7314 * expr.c (safe_from_p): Remove langhook call.
7315 * langhooks.h (lang_hooks): Remove safe_from_p.
7316 (lhd_safe_from_p): Remove prototype.
7317 * langhooks.c (lhd_safe_from_p): Remove.
7319 2007-04-06 Jan Hubicka <jh@suse.cz>
7321 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7324 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7326 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7327 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7328 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7329 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7331 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7332 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7334 2007-04-05 Richard Henderson <rth@redhat.com>
7336 * config/alpha/alpha.c (print_operand) [+]: Remove.
7337 (alpha_end_function): Print nop if call at end of function.
7338 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7339 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7340 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7341 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7342 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7343 the call pattern. Update peepholes to match.
7345 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7347 * doc/extend.texi (Other Builtins): Add decimal float variants
7349 * builtins.def: Ditto.
7350 * builtins.c (expand_builtin): Ditto.
7352 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7353 H.J. Lu <hongjiu.lu@intel.com>
7356 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7357 of V8HImode when calling ix86_binary_operator_ok.
7358 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7359 (sdot_prodv8hi): Operands 1 and 2 must be register.
7361 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7363 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7364 initialize align to silence bogus warning.
7366 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7369 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7371 (struct sra_walk_fns): Remove use_all parameter from use.
7372 (sra_hash_tree): Handle BIT_FIELD_REFs.
7373 (sra_elt_hash): Don't hash bitfld blocks.
7374 (sra_elt_eq): Skip them in parent compares as well. Handle
7376 (sra_walk_expr): Don't maintain or pass down use_all_p.
7377 (scan_use): Remove use_all parameter.
7378 (scalarize_use): Likewise. Re-expand assignment to
7379 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7380 output, and re-scalarize after output. Don't mark anything
7382 (scalarize_ldst): Adjust.
7383 (scalarize_walk_gimple_modify_statement): Likewise.
7384 (build_element_name_1): Handle BIT_FIELD_REFs.
7385 (instantiate_element): Don't warn for any element whose parent
7387 (instantiate_missing_elements_1): Return the sra_elt.
7388 (canon_type_for_field): New.
7389 (try_instantiate_multiple_fields): New.
7390 (instantiate_missing_elemnts): Use them.
7391 (mark_no_warning): Removed.
7392 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7393 (REPLDUP, sra_build_elt_assignment): New.
7394 (generate_copy_inout): Use them.
7395 (generate_element_copy): Likewise. Handle bitfld differences.
7396 (generate_element_zero): Don't recurse for blocks. Use
7397 sra_build_elt_assignment.
7398 (generate_one_element_int): Take elt instead of var. Use
7399 sra_build_elt_assignment.
7400 (generate_element_init_1): Adjust.
7401 (scalarize_use, scalarize_copy): Use REPLDUP.
7402 (scalarize_ldst): Move assert before dereference.
7403 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7405 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7407 * regmove.c: Fix unused variable warnings due to previous commit.
7409 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7411 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7412 (regmove_bb_head): Remove.
7413 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7414 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7415 problems with fixup_match_1.
7416 Don't initialize/free regmove_bb_head.
7418 (reg_is_remote_constant_p): If an insn is in the same basic block
7419 but not before INSN, consider it remote, too.
7421 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7424 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7425 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7427 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7429 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7430 (CONDITIONAL_REGISTER_USAGE): Likewise.
7432 2007-04-04 Richard Henderson <rth@redhat.com>
7434 * config/alpha/lib1funcs.asm: Remove unused file.
7436 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7439 * opts.c (print_specific_help): Fix --help=<language>
7441 (common_handle_option): Support --help=common.
7443 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7446 * gcc.c (main): Do not run the linker if
7447 print_subprocess_help indicates that it shouldn't be
7450 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7453 * doc/invoke.texi (--help=): Document <languages> value, fix
7454 formatting in tables of values.
7456 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7458 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7459 dllimport attribute of virtual methods.
7461 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7463 * config/score/crti.asm: Change _bss_start to __bss_start.
7464 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7465 (OUTGOING_REG_PARM_STACK_SPACE) update.
7466 * config/score/score.opt: add options to make backend support
7467 score5, score5u, score7 and score7d.
7468 * config/score/score.md: Likewise.
7469 * config/score/misc.md: Likewise.
7470 * config/score/mac.md: Likewise.
7471 * doc/invoke.texi: Likewise.
7472 * doc/md.texi: update constraints define.
7474 2007-04-03 Richard Henderson <rth@redhat.com>
7476 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7477 an appropriate type, use the mode instead.
7479 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7481 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7482 Set the default --with-arch setting to mips2.
7483 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7484 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7485 (MULTILIB_OSDIRNAMES): Delete.
7486 (MULTILIB_DIRNAMES): Define.
7487 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7488 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7489 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7490 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7491 VXWORKS_OS_CPP_BUILTINS.
7492 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7493 (MIPS_DEBUGGING_INFO): Undefine.
7494 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7496 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7499 * fold-const.c (native_encode_real): Encode real.c provided longs
7500 as a series of 32-bit native integers.
7501 (native_interpret_real): Interpret buffer as a series of 32-bit
7504 2007-04-03 Richard Guenther <rguenther@suse.de>
7506 * genpreds.c (write_insn_constraint_len): Write function
7507 optimized for CONSTRAINT_LEN implementation.
7508 (write_tm_preds_h): Output insn_constraint_len inline and
7509 use it for CONSTRAINT_LEN.
7510 (write_insn_preds_c): Don't output insn_constraint_len.
7511 * doc/md.texi (define_register_constraint): Document multi-letter
7512 constraints shall have the same length if they start with the same
7515 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7518 * config/i386/i386.md (isinf<mode>2): Expand only when
7519 TARGET_C99_FUNCTIONS is set.
7521 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7523 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7524 (x86_64-*-linux*): Ditto.
7525 * config/i386/i386.opt (mpc): New option.
7526 * config/i386/i386.c (overrride_options): Handle
7527 ix87_precision_string.
7528 * config/i386/crtprec.c: New file.
7529 * config/i386/t-crtpc: Ditto.
7530 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7532 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7533 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7534 crtprec32.o, crtprec64.o and crtprec80.o.
7536 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7538 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7540 2007-04-02 Eric Christopher <echristo@apple.com>
7542 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7543 limitations on darwin.
7545 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7548 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7550 2007-04-02 Dave Korn <dave.korn@artimi.com>
7552 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7554 2007-04-02 Dave Korn <dave.korn@artimi.com>
7556 * libgcc2.h (exception_descriptor): Don't forward-declare.
7557 (__get_eh_table_language, __get_eh_table_version): Delete
7558 prototypes of long-dead functions.
7560 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7562 * ebitmap.h: New file
7563 * ebitmap.c: New file
7564 * Makefile.in (ebitmap.o): New target.
7566 2007-04-01 Jan Hubicka <jh@suse.cz>
7568 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7569 before very first instruction.
7571 2007-04-01 Jan Hubicka <jh@suse.cz>
7573 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7574 waring on 64bit hosts.
7575 * bitmap.h: Fix typo in bitmap_head_def.
7577 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7579 PR rtl-optimization/31391
7580 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7581 into a DELETED_LABEL note, and the label is in an empty basic
7582 block, update BB_END as well as BB_HEAD.
7584 2007-04-01 Richard Henderson <rth@redhat.com>
7586 PR tree-optimization/31169
7587 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7588 to varying if the range is outside [0, prec-1].
7590 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7593 * config/mips/mips.md (load_const_gp): New insn.
7594 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7595 the MIPS16 GP pseudo register if no_new_pseudos.
7596 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7598 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7601 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7603 (call_value): Likewise.
7605 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7606 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7609 * doc/invoke.texi: (optimization options): Reword description
7610 of -ffast-math. Document its primary purpose.
7612 2007-03-31 Richard Guenther <rguenther@suse.de>
7614 * omp-low.c (splay-tree.h): Include.
7615 (lookup_decl): Replace splay-tree usage by pointer-map.
7616 (maybe_lookup_decl): Likewise.
7617 (new_omp_context): Likewise.
7618 (delete_omp_context): Likewise.
7619 * gimplify.c (splay-tree.h): Include.
7620 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7622 (remap_ssa_name): Likewise.
7623 (remap_decl): Likewise.
7624 (remap_type_1): Likewise.
7625 (remap_type): Likewise.
7626 (copy_body_r): Likewise.
7627 (expand_call_inline): Likewise.
7628 (clone_body): Likewise.
7629 (copy_tree_r): Likewise.
7630 (remap_save_expr): Likewise.
7631 (unsave_r): Likewise.
7632 (unsave_expr_now): Likewise.
7633 (tree_function_versioning): Likewise.
7634 (build_duplicate_type): Likewise.
7635 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7636 (struct copy_body_data): Replace splay-tree by pointer-map.
7637 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7638 not $(SPLAY_TREE_H).
7639 (gimplify.o): Depend on $(SPLAY_TREE_H).
7640 (omp-low.p): Likewise.
7642 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7644 * config/avr/predicates.md (even_register_operand,
7645 odd_register_operand): New predicates.
7646 * config/avr/avr.md (movw peephole2): New.
7647 (movw_r peephole2): New.
7649 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7651 * tree.h (get_signed_or_unsigned_type): New.
7652 * fold-const.c (operand_equal_for_comparison_p): Use
7653 get_signed_or_unsigned_type instead of
7654 lang_hooks.types.signed_or_unsigned_type.
7655 * expr.c (store_expr): Ditto.
7656 * langhooks.c (get_signed_or_unsigned_type): New.
7657 (lhd_signed_or_unsigned_type): New.
7658 * langhooks.h (lhd_signed_or_unsigned_type): New.
7659 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7661 2007-03-30 Richard Henderson <rth@redhat.com>
7663 * tree-ssa-loop-ivopts.c: Include target.h.
7664 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7665 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7666 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7667 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7669 2007-03-30 Richard Henderson <rth@redhat.com>
7670 Kai Tietz <kai.tietz@onevision.com>
7672 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7674 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7675 (TARGET_64BIT_MS_ABI): New.
7676 (DBX_REGISTER_NUMBER): Handle 64-bit.
7677 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7678 (LONG_TYPE_SIZE): Force to 32.
7679 (REG_PARM_STACK_SPACE): New.
7680 (OUTGOING_REG_PARM_STACK_SPACE): New.
7681 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7682 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7683 (STACK_BOUNDARY): Use 128 for 64-bit.
7684 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7685 Add 64-bit implementation.
7686 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7688 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7689 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7690 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7691 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7692 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7693 TARGET_64BIT_MS_ABI.
7694 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7695 (ix86_pass_by_reference): Likewise.
7696 (ix86_function_value_regno_p): Likewise.
7697 (ix86_build_builtin_va_list): Likewise.
7698 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7699 (function_arg_advance_ms_64): New.
7700 (function_arg_advance): Call it.
7701 (function_arg_ms_64): New.
7702 (function_arg): Call it.
7703 (function_value_ms_64): New.
7704 (ix86_function_value_1): Call it.
7705 (return_in_memory_ms_64): New.
7706 (ix86_return_in_memory): Call it.
7707 (setup_incoming_varargs_ms_64): New.
7708 (ix86_setup_incoming_varargs): Call it.
7709 (ix86_expand_prologue): Handle 64-bit stack probing.
7710 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7711 (output_pic_addr_const): Likewise.
7712 (x86_this_parameter): Likewise.
7713 (x86_output_mi_thunk): Likewise.
7714 (x86_function_profiler): Likewise.
7715 (TARGET_STRICT_ARGUMENT_NAMING): New.
7716 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7717 (TARGET_64BIT_MS_ABI): New.
7718 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7719 * config/i386/i386.md (allocate_stack_worker): Remove.
7720 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7721 describe the clobber of eax without a match_scratch.
7722 (allocate_stack_worker_postreload): Remove.
7723 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7724 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7725 (allocate_stack_worker_rex64_postreload): Remove.
7726 (allocate_stack): Handle 64-bit.
7727 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7728 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7729 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7730 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7731 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7732 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7733 * config.build (x86_64-*-mingw*): New host.
7734 * config.host (x86_64-*-mingw*): New host.
7735 * config.gcc (x86_64-*-mingw*): New target.
7736 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7738 2007-03-30 Richard Henderson <rth@redhat.com>
7739 Kai Tietz <kai.tietz@onevision.com>
7741 * c-pragma.c (struct def_pragma_macro_value): New.
7742 (struct def_pragma_macro): New.
7743 (pushed_macro_table): New.
7744 (dpm_hash, dpm_eq): New.
7745 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7746 (init_pragma): Install them.
7747 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7749 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7751 * config/avr/avr.c (avr_override_options): Clear
7752 'flag_delete_null_pointer_checks'.
7754 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7757 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7758 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7759 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7760 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7761 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7762 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7763 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7765 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7767 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7769 * regmove.c: Move all of pass_stack_adjustments from here...
7770 * combine-stack-adj.c: ...to this new file.
7771 * Makefile.in: Add rules for combine-stack-adj.o.
7773 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7775 PR tree-optimization/31383
7776 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7777 to have the same length.
7779 2007-03-30 Jan Hubicka <jh@suse.cz>
7782 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7783 availablility; add more sanity checking; ask varpool only about
7786 2007-03-29 Richard Henderson <rth@redhat.com>
7788 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7789 to decide, but __SIZEOF_LONG_LONG__.
7791 2007-03-29 Richard Henderson <rth@redhat.com>
7793 * emutls.c (struct __emutls_array): New.
7794 (emutls_destroy): Use it instead of casting element 0 from void*.
7795 (__emutls_get_address): Likewise.
7797 2007-03-29 Richard Henderson <rth@redhat.com>
7799 * varasm.c (initializer_constant_valid_p): Don't deny
7800 DECL_DLLIMPORT_P on functions.
7802 * config/i386/cygming.h: Remove function declarations.
7803 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7804 (ASM_OUTPUT_LABELREF): Remove.
7805 (COMMON_ASM_OP): Remove.
7806 (ASM_OUTPUT_COMMON): Remove.
7807 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7808 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7809 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7810 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7811 Rename from TARGET_ENCODE_SECTION_INFO.
7812 * config/i386/netware.h: Likewise.
7813 * config/i386/i386-protos.h: Update.
7814 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7815 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7816 (legitimate_constant_p): Reject dllimports.
7817 (dllimport_map, get_dllimport_decl): New.
7818 (legitimize_dllimport_symbol): New.
7819 (legitimize_address, ix86_expand_move): Use it.
7820 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7821 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7822 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7823 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7824 * config/i386/predicates.md (constant_call_address_operand): Only
7825 accept symbols; reject dllimport_p symbols.
7826 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7827 i386_pe_maybe_record_exported_symbol.
7828 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7829 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7830 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7831 trust the setting of DECL_DLLIMPORT_P.
7832 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7833 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7834 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7835 tidy the argument scanning loop.
7836 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7837 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7838 (i386_pe_strip_name_encoding): Remove.
7839 (i386_pe_binds_local_p): New.
7840 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7841 (i386_pe_output_labelref): Remove.
7842 (i386_pe_asm_output_aligned_decl_common): New.
7843 (i386_pe_maybe_record_exported_symbol): Rename from
7844 i386_pe_record_exported_symbol; check for dllexported symbols.
7846 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7848 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7849 add comment explaining why vsnprintf cannot be used.
7851 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7853 PR tree-optimization/30666
7854 * tree.c (build_complex_type): When creating type names for DWARF2
7855 debug info, create TYPE_DECLs for TYPE_NAME instead of
7857 (build_common_tree_nodes_2): Use build_complex_type when building
7858 predefined complex types, to preserve canonical types.
7860 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7862 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7863 (noce_get_alt_condition): Look at it to determine whether to
7864 reverse the condition or not.
7865 (noce_get_condition): Substitute the truth for lies.
7866 (noce_find_if_block): Set the then_else_reversed field.
7868 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7870 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7871 destination of this insn.
7872 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7873 than calling gen_rtx_SET directly. Use r0 to hold the value of
7874 'address + 4' rather than a stack based temporary which can be
7877 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7879 * config/s390/s390.c (s390_secondary_input_reload_class,
7880 s390_secondary_output_reload_class): Functions removed.
7881 (s390_secondary_reload): New function.
7882 (TARGET_SECONDARY_RELOAD): Target macro defined.
7883 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7884 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7885 * config/s390/s390.md ("reload_outti", "reload_outdi",
7886 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7887 "reload_out<mode>"): Expanders removed.
7888 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7889 "reload<mode>_nonoffmem_out"): Expanders added.
7891 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7893 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7894 SRC->DEST replacement failed anyway.
7896 2007-03-28 Mike Stump <mrs@apple.com>
7898 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7899 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7900 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7902 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7904 * config.gcc: Accept barcelona as a variant of amdfam10.
7905 * config/i386/i386.c (override_options): Likewise.
7906 * doc/invoke.texi: Likewise.
7908 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7910 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7911 offsets for BIT_FIELD_REF and COMPONENT_REF.
7913 2007-03-28 Richard Guenther <rguenther@suse.de>
7915 * tree.c (is_global_var): Move ...
7916 * tree-flow-inline.h (is_global_var): ... here.
7917 * tree.h (is_global_var): Remove declaration.
7919 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7921 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7923 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7924 * config/i386/i386.c (ix86_tune_features): Initialize new
7926 * config/i386/predicates.md (promotable_binary_operator): Use
7927 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7929 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7932 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7934 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7936 * config/fr30/fr30.md (movsi_internal): Change destination
7937 constraint from m to V and add m to the end.
7939 2007-03-28 Christian Bruel <christian.bruel@st.com>
7941 * config/sh/sh.md (movsi_i): Fix type attribute.
7943 2007-03-28 Christian Bruel <christian.bruel@st.com>
7945 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7946 (movsf_ie): Likewise.
7948 2007-03-28 Christian Bruel <christian.bruel@st.com>
7950 * config.gcc: Add sh4-300 to multilib.
7951 * config/sh/t-mlib-sh4-300: New file.
7953 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7955 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7956 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7958 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7959 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7960 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7961 "fixuns_trunctddi2"): Whitespace fix.
7963 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7965 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7966 the definition of struct sh_args.
7967 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7968 CALL_COOKIE_INT_REG_GET): Likewise.
7970 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7972 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7973 transformations are applied successfully.
7975 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7977 * tree.c (tree_contains_struct): Permit 512 tree codes.
7978 * tree.h (tree_contains_struct): Ditto.
7979 (MAX_TREE_CODES): Ditto.
7980 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7981 SPARE member to store remaining padding bits.
7983 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7985 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7988 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7990 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7991 * configure: Regenerate.
7993 * configure: Regenerate using the correct version of autoconf.
7995 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7997 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7999 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
8000 regs to "__SP_L__" and "__SP_H__".
8002 2007-03-27 Richard Guenther <rguenther@suse.de>
8004 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
8005 computations with it with a HOST_WIDE_INT variable.
8007 2007-03-26 Mike Stump <mrs@apple.com>
8009 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
8010 objective-c-header, objective-c++-header and objc++-cpp-output
8012 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8014 2007-03-26 Richard Henderson <rth@redhat.com>
8017 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
8018 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
8019 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
8020 IX86_BUILTIN_PSRLQ128): New.
8021 (ix86_init_mmx_sse_builtins): Add them.
8022 (ix86_expand_builtin): Expand them.
8023 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
8024 operand 2 be TImode.
8025 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
8026 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8027 _mm_srli_epi64): Mark __B const.
8028 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8029 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8030 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8031 new two-vector shift builtins.
8033 2007-03-26 Ian Lance Taylor <iant@google.com>
8035 PR tree-optimization/31345
8036 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8037 [+INF, +INF(OVF)] into VARYING.
8039 2007-03-26 Zack Weinberg <zackw@panix.com>
8041 * gengtype-parse.c: New file.
8042 * gengtype-yacc.y: Delete.
8043 * gengtype-lex.l: Don't include gengtype-yacc.h.
8044 Define YY_DECL and yyterminate appropriately for recursive
8045 descent parser. yylval is now a string out-parameter to yylex.
8046 (HWS, EOID): New shorthand.
8047 (IWORD): Add a couple more types.
8048 (yylex): Add a setup stanza. Remove the complex rules for
8049 detecting GTY'ed types and typedefs; replace with simple
8050 keyword detectors. Adjust everything for the changed
8051 definition of yylval. Ignore all pp-directives, not just #define.
8053 (parse_file): Rename yybegin; do not call yyparse.
8055 * gengtype.c (xasprintf): Export again.
8056 (this_file): New. Use everywhere __FILE__ was being used.
8057 (get_lang_bitmap): Special case types defined in gengtype.c.
8058 (do_typedef, new_structure): Suppress definition of certain types.
8059 (new_structure): Improve diagnostics of duplicate definitions.
8060 Make sure location_s is associated with input.h.
8061 (nreverse_pairs, define_location_structures): New functions.
8062 (main): Improve tagging of kludge types. Remove old kludges
8063 for input.h types; use define_location_structures.
8064 * gengtype.h: Update prototypes. Define token codes here.
8065 * Makefile.in: Remove all references to gengtype-yacc.
8066 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8068 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8069 add GTY((skip)) to the field that's only conditionally there.
8070 * doc/install.texi: Document that Bison is no longer required
8071 unless building treelang.
8073 * gengtype.c: Don't include gtyp-gen.h.
8074 (srcdir): Declare here.
8075 (base_files, lang_dir_names): Allocate dynamically.
8076 (gt_files, num_gt_files, num_lang_dirs): New globals.
8077 (measure_input_list, read_input_line, read_input_list)
8078 (set_lang_bitmap): New functions.
8079 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8080 simplify, relying on read_input_list to set up the bitmaps.
8081 (main): Arguments are no longer unused. Check for correct number
8082 of command line arguments, set srcdir and srcdir_len, then call
8083 read_input_list, before doing anything else. No need to worry
8084 about duplicates in main loop.
8085 * configure.ac: Simplify the calculation of all_gtfiles.
8086 Put language tags in there. Don't set or substitute
8087 all_gtfiles_files_langs or all_gtfiles_files_frags.
8088 * Makefile.in: Revamp the way gengtype is invoked, now that it
8089 takes a file on its command line with a much simpler format.
8090 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8091 (GTFILES): Remove duplicates and C source files.
8092 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8093 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8094 * configure: Regenerate.
8096 * gengtype.h: Remove all type definitions to gengtype.c; leave
8097 only definitions of options_p, type_p, and pair_p as opaque
8098 pointers. Update prototypes.
8099 * gengtype.c: Many type definitions moved here from gengtype.h.
8100 Consolidate type definitions at the top of the file.
8101 (xvasprintf): Delete.
8102 (xasprintf): Make static.
8103 (create_nested_pointer_option): Add 'next' parameter.
8104 (create_field_all, create_field_at): New functions.
8105 (create_field): Now a thin wrapper around create_field_all.
8106 (create_optional_field): Rename create_optional_field_ and add
8107 line argument. Original name is now a macro which supplies
8109 (oprintf): Use vsnprintf directly.
8110 (close_output_files): Use fatal rather than perror/exit.
8111 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8112 (main): Set progname. Don't use exit.
8113 * gengtype-yacc.y (struct_fields): Use create_field_at.
8114 (option, optionseqopt): Delete.
8115 (optionseq): Consolidate productions from option here so we
8116 can use the first argument to create_option.
8118 * gengtype-lex.l: Distinguish unions from structures in the
8119 token type. Don't call find_structure; return the tag as a string.
8120 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8121 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8122 Reorganize typedef_struct production accordingly.
8123 Use create_nested_ptr_option.
8124 * gengtype.c (create_nested_ptr_option): New function.
8125 * gengtype.h: Declare it.
8127 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8128 (string_type): Don't declare.
8129 (do_scalar_typedef): Declare.
8130 (create_scalar_type): Update prototype.
8131 * gengtype.c (string_type): Make static.
8132 (scalar_nonchar, scalar_char): New.
8133 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8134 (resolve_typedef): Use scalar_nonchar for error recovery.
8135 (create_scalar_type): Remove name_len field. Return scalar_char
8136 or scalar_nonchar as appropriate.
8137 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8139 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8141 (main): Initialize scalar_char and scalar_nonchar before calling
8143 * gengtype-lex.l: Adjust for removal of second argument to
8144 create_scalar_type. Use yylval.s instead of yylval.t when
8146 * gengtype-yacc.y: Type of SCALAR is string. Call
8147 create_scalar_type from type:SCALAR rule. Adjust for removal of
8148 second argument to create_scalar_type.
8150 * vec.h: Remove all #if IN_GENGTYPE blocks.
8151 Add comment saying that changes may require adjustments to gengtype.
8152 * gengtype.c: Don't include coretypes.h or tm.h.
8153 Add comment to inclusion of errors.h.
8154 (note_def_vec, note_def_vec_alloc): New functions.
8155 * gengtype.h: Declare new functions.
8156 * gengtype-lex.l: Don't include coretypes.h.
8157 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8159 (update_lineno): Remove unnecessary prototype.
8160 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8161 (VEC rule): Just return VEC_TOKEN.
8162 * gengtype-yacc.y (VEC_TOKEN): New token type.
8163 (type): Add a production for VEC(a,b).
8164 * Makefile.in: Update dependencies.
8166 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8167 typedefs that use the old PARAMS macro.
8169 * gengtype-lex.l: Remove all rules and states relating to yacc
8171 * gengtype-yacc.y: Similarly.
8172 * gengtype.c (note_yacc_type): Delete function.
8173 * gengtype.h: Update prototypes.
8175 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8177 * tree-pretty-print.c (dump_generic_node): Report precision of
8178 unnamed integer types.
8180 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8182 * ifcvt.c (noce_try_store_flag_constants): Don't check
8183 no_new_pseudos here.
8184 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8185 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8186 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8187 noce_try_sign_mask): Likewise.
8188 (if_convert): Check no_new_pseudos here.
8190 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8192 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8193 (noce_get_condition): Handle new then_else_reversed argument.
8194 (noce_init_if_info): Remove, fold into noce_find_if_block.
8195 (noce_process_if_block): Take a struct noce_if_info as the
8196 argument. Don't set up one based on ce_if_info. Update pointer
8197 references accordingly.
8198 (cond_move_process_if_block): Likewise.
8199 (process_if_block): Removed.
8200 (find_if_block): Removed. Move functionality two new functions,
8201 noce_find_if_block and cond_exec_find_if_block.
8202 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8203 blocks and the symmetric IF-ELSE-JOIN case.
8204 (cond_exec_find_if_block): Also new function mostly based on old
8205 find_if_block and process_if_block.
8206 (find_if_header): Replace find_if_block call with separately
8207 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8208 (find_cond_trap): Update noce_get_condition call.
8209 (dead_or_predicable): Likewise.
8211 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8213 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8215 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8216 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8217 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8218 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8219 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8220 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8221 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8222 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8223 __builtin_ia32_psrad128 builtins.
8225 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8227 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8228 * config/i386/constraints.md
8229 (define_constraint "I"): Use IN_RANGE macro.
8230 (define_constraint "J"): Ditto.
8231 (define_constraint "K"): Ditto.
8232 (define_constraint "M"): Ditto.
8233 (define_constraint "N"): Ditto.
8234 (define_constraint "O"): Ditto.
8235 * config/i386/predicates.md
8236 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8237 (define_predicate "const_0_to_3_operand"): Ditto.
8238 (define_predicate "const_0_to_7_operand"): Ditto.
8239 (define_predicate "const_0_to_15_operand"): Ditto.
8240 (define_predicate "const_0_to_63_operand"): Ditto.
8241 (define_predicate "const_0_to_255_operand"): Ditto.
8242 (define_predicate "const_1_to_31_operand"): Ditto.
8243 (define_predicate "const_2_to_3_operand"): Ditto.
8244 (define_predicate "const_4_to_7_operand"): Ditto.
8246 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8248 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8249 in SImode for save_world.
8250 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8253 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8255 PR tree-optimization/30784
8256 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8259 2007-03-25 Revital Eres <eres@il.ibm.com>
8261 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8262 Fold movement_possibility function into it.
8264 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8266 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8267 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8268 (call_indirect_nonlocal_darwin64): Same.
8269 (call_nonlocal_darwin64): Same.
8270 (call_value_indirect_nonlocal_darwin64): Same.
8271 (call_value_nonlocal_darwin64): Same.
8272 (sibcall_nonlocal_darwin64): Same.
8273 (sibcall_value_nonlocal_darwin64): Same.
8274 (sibcall_symbolic_64): Same.
8275 (sibcall_value_symbolic_64): Same.
8276 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8278 (rs6000_emit_load_toc_table): Same.
8279 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8280 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8286 (load_toc_v4_pic_si): Same
8287 (load_toc_v4_PIC_1): Same.
8288 (load_toc_v4_PIC_1b): Same.
8289 (call_indirect_aix{32,64}): Same.
8290 (call_value_indirect_aix{32,64}): Same.
8293 (call_local{32,64}): Same.
8294 (call_value_local{32,64}): Same.
8295 (call_indirect_nonlocal_aix{32,64}): Same.
8296 (call_nonlocal_aix{32,64}): Same.
8297 (call_value_indirect_nonlocal_aix{32,64}): Same.
8298 (call_value_nonlocal_aix{32,64}): Same.
8299 (call_indirect_nonlocal_sysv<mode>): Same.
8300 (call_nonlocal_sysv<mode>): Same.
8301 (call_value_indirect_nonlocal_sysv<mode>): Same.
8302 (call_value_nonlocal_sysv<mode>): Same.
8304 (sibcall_local{32,64}): Same.
8305 (sibcall_value_local{32,64}): Same.
8306 (sibcall_nonlocal_aix{32,64}): Same.
8307 (sibcall_value_nonlocal_aix{32,64}): Same.
8308 (sibcall_nonlocal_sysv<mode>): Same.
8309 (sibcall_value): Same.
8310 (sibcall_value_nonlocal_sysv<mode>): Same.
8312 2007-03-24 Paul Brook <paul@codesourcery.com>
8314 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8315 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8317 2007-03-24 Richard Henderson <rth@redhat.com>
8319 * config/ia64/constraints.md: New file.
8320 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8321 satisfies_constraint_?.
8322 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8323 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8324 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8325 ia64_output_mi_thunk): Likewise.
8326 (ia64_const_ok_for_letter_p): Remove.
8327 (ia64_const_double_ok_for_letter_p): Remove.
8328 (ia64_extra_constraint): Remove.
8329 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8330 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8331 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8332 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8333 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8334 EXTRA_MEMORY_CONSTRAINT): Remove.
8335 * config/ia64/ia64.md: Include constriants.md. Replace
8336 CONST_OK_FOR_? with satisfies_constraint_?.
8338 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8339 H.J. Lu <hongjiu.lu@intel.com>
8341 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8343 (name macros): Use DPD_BID_NAME to convert names properly.
8345 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8346 decimal floating point format.
8347 (init_floating_libfuncs): Change decimal functions so that they
8348 have a "bid_" prefix if the decimal system uses the BID format,
8349 and "dpd_" prefix if the decimal system uses the DPD format.
8350 (init_interclass_conv_libfuncs): Ditto.
8351 (init_intraclass_conv_libfuncs): Ditto.
8353 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8354 using the BID format.
8356 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8357 whether we are using the BID decimal format.
8358 * configure: Regenerate.
8360 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8361 the compiler has decimal floating point enabled. Define
8362 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8365 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8366 using the BID format.
8368 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8369 whether we are using the BID decimal format.
8370 * configure: Regenerate.
8372 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8373 the compiler has decimal floating point enabled. Define
8374 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8377 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8378 options, and that it is enabled for i386/x86_64 systems.
8380 * Makefile.in (enable_decimal_float): New.
8382 (DECNUMINC): Add -I$(DECNUMFMT).
8383 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8384 to $(DECNUMFMT) from $(DECNUM).
8386 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8387 Substitute enable_decimal_float.
8388 * configure: Regenerated.
8391 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8394 * configure.ac: Enable decimal float for x86_64-*-linux*.
8395 * configure: Regenerated.
8398 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8399 decimal128ClearSign to flip and clear the sign bit in decimal128.
8400 (decimal_real_maxval): Set decimal128SetSign to set the sign
8403 2007-03-23 Ian Lance Taylor <iant@google.com>
8405 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8407 2007-03-23 Ian Lance Taylor <iant@google.com>
8409 * tree-dump.c (dump_files): Correct comment.
8411 2007-03-23 Ian Lance Taylor <iant@google.com>
8413 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8415 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8417 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8418 in cfglayout mode. Don't go into and out of cfglayout mode.
8419 Link the blocks in the order of the constructed traces.
8420 (rest_of_handle_tracer): Adjust call to tracer.
8421 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8422 Don't go into cfglayout mode.
8423 (rtl_loop_done): Don't go out of cfglayout mode.
8424 * cfglayout.c (relink_block_chain): New function, split out from...
8425 (fixup_reorder_chain): ...here. Remove redundant checking.
8426 (cfg_layout_finalize): Don't clear the header, footer, and aux
8427 fields here, move the code to do so to relink_block_chain. Likewise
8428 for free_original_copy_tables.
8429 * rtl.h (tracer): Update prototype.
8430 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8431 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8432 mode. Use relink_block_chain to serialize the CFG according to the
8433 new basic block order. Move targetm.cannot_modify_jumps_p check from
8435 (gate_handle_reorder_blocks): ...to here.
8436 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8438 (gate_duplicate_computed_gotos): ...to here.
8439 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8440 something always changes when going into and out of cfglayout mode.
8441 Perform an expensive cfg cleanup while going into cfglayout mode.
8442 Always update liveness information on HAVE_conditional_execution
8443 targets. Reserialize the basic blocks and go out of cfglayout mode.
8444 * reg-stack.c: Include cfglayout.h.
8445 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8446 the call to reorder_basic_blocks.
8447 * basic-block.h (reorder_basic_blocks): Update prototype.
8448 (relink_block_chain): New prototype.
8449 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8451 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8453 * config/mips/mips.md (type, hazard, *movdi_32bit,
8454 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8455 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8456 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8457 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8458 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8460 (movcc): Change first xfer to multi.
8461 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8462 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8463 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8464 config/mips/generic.md: Change reservations using "xfer" to use
8466 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8467 using match_operand.
8468 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8469 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8471 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8473 2007-03-22 Richard Henderson <rth@redhat.com>
8475 * config/i386/i386.c: Remove unnecessary function declarations.
8476 Move targetm definition, and all related macros, to the end of
8477 the file. Resort some functions to put definitions before uses.
8478 (ix86_attribute_table): Make static. Move to end of file.
8479 (ix86_gimplify_va_arg): Make static.
8481 2007-03-22 Richard Henderson <rth@redhat.com>
8483 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8484 don't increase local_regparm with force_align_arg_pointer check.
8485 (ix86_function_sseregparm): Assert 32-bit.
8486 (type_has_variadic_args_p): New.
8487 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8488 type_has_variadic_args_p.
8489 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8490 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8491 use memset instead. Do maybe_vaarg check first; skip attribute
8492 tests if true; skip attribute tests for 64-bit.
8493 (construct_container): Remove TARGET_DEBUG_ARG.
8494 (function_arg_advance_32, function_arg_advance_64): Split out ...
8495 (function_arg_advance): ... from here.
8496 (function_arg_32, function_arg_64): Split out ...
8497 (function_arg): ... from here.
8498 (ix86_pass_by_reference): Tidy.
8499 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8500 (function_value_32): New, from parts of ix86_function_value
8501 and ix86_value_regno.
8502 (function_value_64): New, from parts of ix86_function_value
8503 and ix86_libcall_value.
8504 (ix86_function_value_1): New.
8505 (ix86_function_value, ix86_libcall_value): Use it.
8506 (return_in_memory_32, return_in_memory_64): Split out ...
8507 (ix86_return_in_memory): ... from here.
8508 (ix86_struct_value_rtx): Skip for 64-bit.
8509 (ix86_libcall_value, ix86_value_regno): Remove.
8510 (setup_incoming_varargs_64): Split out ...
8511 (ix86_setup_incoming_varargs): ... from here.
8512 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8513 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8514 * config/i386/i386-protos.h (ix86_function_value): Remove.
8515 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8517 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8520 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8521 infinities not supported, otherwise emit warning if -Woverflow. On
8522 underflow, emit warning if -Woverflow.
8523 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8525 * real.h (real_from_string): Update declaration
8527 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8528 Richard Henderson <rth@redhat.com>
8530 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8531 * calls.c (compute_argument_block_size, expand_call,
8532 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8533 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8534 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8535 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8536 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8537 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8538 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8539 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8542 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8544 * c-incpath.c (add_sysroot_to_chain): New.
8545 (merge_include_chains): Add sysroot argument. Call
8546 add_sysroot_to_chain if sysrooted.
8547 (register_include_chains): Update call to merge_include_chains.
8548 * doc/cppopts.texi: Document use of '=' in include directory
8551 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8553 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8554 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8555 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8556 insn pattern using X87MODEF12 mode macro.
8558 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8560 * regmove.c (regmove_optimize): Use reg_mentioned_p
8561 instead of reg_overlap_mentioned_p for DST.
8563 2007-03-21 Mike Stump <mrs@apple.com>
8565 * c.opt: Fixup for Objective-C/C++.
8567 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8569 * explow.c (convert_memory_address): Fold memory reference when
8570 POINTERS_EXTEND_UNSIGNED < 0
8572 2007-03-21 Richard Henderson <rth@redhat.com>
8575 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8576 * config/i386/mmintrin.h (__m64): Likewise.
8577 * config/i386/xmmintrin.h (__m128): Likewise.
8579 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8581 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8582 (VXWORKS_OS_CPP_BUILTINS): Define.
8583 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8584 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8586 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8588 * rtl.h (constant_pool_reference_p): Delete.
8589 (find_constant_src): Declare.
8590 * rtlanal.c (find_constant_src): New function.
8591 * simplify-rtx.c (constant_pool_reference_p): Delete.
8592 * config/i386/i386.md: Use find_constant_src instead of
8593 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8595 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8597 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8598 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8600 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8602 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8603 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8604 (arm_elf_asm_constructor): Use it.
8605 (arm_elf_asm_destructor): New function.
8607 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8609 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8611 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8613 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8615 2007-03-19 Andrew Haley <aph@redhat.com>
8617 PR tree-optimization/31264
8618 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8621 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8623 PR rtl-optimization/30907
8624 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8625 (fwprop_init): Always call loop_optimizer_initialize.
8626 (fwprop_done): Always call loop_optimizer_finalize.
8627 (fwprop): We always have loop info now.
8628 (gate_fwprop_addr): Remove.
8629 (pass_fwprop_addr): Use gate_fwprop as gate.
8631 PR rtl-optimization/30841
8632 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8633 df_chain_alloc): Call df_reorganize_refs unconditionally.
8634 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8635 refs_organized to refs_organized_size.
8636 (df_ref_create_structure): Use refs_organized_size instead of
8637 bitmap_size if refs had been organized, and keep refs_organized_size
8639 * df.h (struct df_ref_info): Change refs_organized to
8640 refs_organized_size.
8641 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8644 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8646 * except.c (output_function_exception_table): Do not reference the
8647 EH personality routine for functions that do not require an
8650 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8653 * c-typeck.c (convert_for_assignment): Call comptypes for
8654 RECORD_TYPE or UNION_TYPE.
8657 * reload1.c (reload): Do invalid ASM checking after
8658 cleanup_subreg_operands.
8660 2007-03-19 Jeff Law <law@redhat.com>
8662 * tree-cfg.c (find_taken_edge): Tighten conditions for
8663 optimizing computed gotos.
8665 2007-03-19 Michael Matz <matz@suse.de>
8667 * builtins.c (expand_builtin_sync_operation,
8668 expand_builtin_compare_and_swap,
8669 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8672 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8673 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8676 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8678 * doc/tm.texi: Add brackets around the return type of
8679 TARGET_SECONDARY_RELOAD.
8681 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8682 Richard Guenther <rguenther@suse.de>
8684 PR tree-optimization/31254
8685 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8686 Use handled_component_p () where appropriate. Continue
8687 propagating into the rhs if we propagated into an INDIRECT_REF
8690 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8692 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8693 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8694 (xde, xdee): Mode attributes adjusted to support DFP modes.
8695 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8696 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8697 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8698 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8699 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8700 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8701 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8703 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8704 "movsf"): Insn definitions removed.
8705 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8706 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8707 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8709 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8710 "reload_in<mode>", "reload_out<mode>"): Expander added.
8711 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8714 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8716 * config/s390/s390.md: Only non-functional changes. Renamed
8717 FPR mode macro to BFP all over the file.
8719 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8721 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8722 (op_type attribute): RRF instruction type added.
8723 (fT0): New mode attribute.
8724 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8725 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8726 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8727 no secondary memory is needed when moving DFmode values between GPRs
8730 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8732 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8733 inverted and documentation adjusted.
8734 ("mhard-dfp", "msoft-dfp"): New options.
8735 * config/s390/s390.c (s390_handle_arch_option): New architecture
8737 (override_options): Sanity checks for the new options added.
8738 * config.gcc: New architecture switch: z9-ec.
8739 * config/s390/s390.h (processor_flags): PF_DFP added.
8740 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8741 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8742 when the bit is NOT set so remove it from the defaults.
8744 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8746 * genemit.c (main): Print include statement for dfp.h.
8747 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8750 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8752 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8754 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8757 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8760 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8762 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8763 attr_length_call, output_call, output_indirect_call): Cleanup
8764 formatting of targetm calls.
8766 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8768 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8770 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8772 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8773 reservation, bypass and anti-bypass descriptions for these instructions.
8774 Update move patterns.
8775 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8778 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8780 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8781 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8782 (get_initial_def_for_reduction): Likewise.
8784 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8786 Fix PR tree-optimization/29922
8787 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8788 (get_representative): Removed.
8789 (value_dies_in_block_x): Update for rvuse removal.
8790 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8791 (compute_antic_aux): Handle when PHI nodes appear in
8792 non-single-successors.
8793 (dump_bitmap_of_names): Removed.
8794 (compute_antic_safe): Renamed and removed rvuse calculation.
8795 Calculate only antic safe.
8796 (insert_into_preds_of_block): Remove assert.
8797 (execute_pre): Update for renamed functions.
8798 (defer_or_phi_translate_block): New function.
8800 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8802 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8803 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8805 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8806 Follow spelling conventions.
8808 * tree-data-ref.h: Remove the prototype for analyze_array.
8810 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8812 PR tree-optimization/31041
8813 * tree-vect-transform.c (get_initial_def_for_induction): Call
8814 force_gimple_operand.
8816 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8818 * ipa-type-escape.c (look_for_casts) : Revert code to use
8819 handled_component_p due to ada test a-numaux.adb.
8821 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8823 * final.c (final_scan_insn): Alter the condition of a
8824 conditional trap if we have nonstandard CC.
8826 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8828 * configure.ac: Remove excess quoting from asm line 0 test.
8829 * configure: Rebuilt.
8831 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8833 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8834 * c-common.c (convert_and_check): Move warning logic to...
8835 (warnings_for_convert_and_check): ...here. Define.
8836 * c-common.h (warnings_for_convert_and_check): Declare.
8838 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8840 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8841 (output_call): Likewise.
8843 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8845 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8847 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8849 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8851 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8853 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8854 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8856 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8858 PR tree-optimization/31183
8859 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8860 Use double_int instead of unsigned int for representing access_strides.
8861 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8863 2007-03-16 Richard Guenther <rguenther@suse.de>
8865 PR tree-optimization/31146
8866 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8867 to allow recursion of forward_propagate_addr_expr.
8868 (forward_propagate_addr_into_variable_array_index): Likewise.
8869 (forward_propagate_addr_expr): Likewise.
8870 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8871 (forward_propagate_addr_expr_1): Recurse on simple copies
8872 instead of propagating into them. Do so for useless conversions
8874 (forward_propagate_addr_expr): Clean up unused statements after
8877 2007-03-16 Richard Guenther <rguenther@suse.de>
8879 * builtins.c (expand_builtin_cexpi): Use the right argument
8880 for the expansion via cexp.
8882 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8884 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8885 * configure: Rebuilt.
8887 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8890 * dwarf2out.c (force_type_die): Adjust comment.
8891 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8893 2007-03-15 DJ Delorie <dj@redhat.com>
8895 * config/frv/predicates.md (minmax_operator): Don't check operands
8898 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8900 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8901 Update constant estimates of number of iterations.
8902 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8903 argument renamed to "realistic".
8904 (compute_estimated_nb_iterations): Removed.
8905 (record_niter_bound): New function.
8906 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8907 call record_nonwrapping_iv with upper = false.
8908 (infer_loop_bounds_from_signedness): Pass upper argument to
8909 record_nonwrapping_iv.
8910 (estimate_numbers_of_iterations_loop): Do not call
8911 compute_estimated_nb_iterations. Record estimate based on profile
8912 information. Initialize the constant estimates of number of
8914 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8916 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8917 number of iterations is too small.
8918 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8919 (EST_NOT_AVAILABLE): Removed.
8920 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8921 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8924 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8926 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8927 Handle NE_EXPR guards.
8929 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8932 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8933 Set also -pedantic-errors by default for the preprocessor unless
8934 -fpermissive is given.
8936 2007-03-15 Richard Guenther <rguenther@suse.de>
8940 * builtins.c (expand_builtin_cexpi): As a fallback if we
8941 don't have builtins for sincos or cexp create a function
8942 declaration for cexp and expand to a call to that.
8943 (expand_builtin_int_roundingfn): Always fall
8944 back to floor/ceil and its variants even if they may be
8947 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8950 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8951 jump tables, move the call to delete_dead_jumptables from here...
8952 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8953 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8954 don't allow merging of blocks that try_redirect_by_replacing_jump
8955 also does not handle when not optimizing.
8957 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8958 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8960 * config/i386/i386.md (x86_sahf_1): Correctly handle
8963 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8966 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8967 x86_64_general_operand as operand[2] predicate. Remove "iF"
8968 from operand constraints and use "e" constraint instead.
8969 (*subti3_1, *subti3_1 splitter): Ditto.
8970 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8971 operand[1] predicate.
8973 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8975 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8976 arrays, multiply the access strides by the size of the sub-array.
8977 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8979 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8981 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8982 the configured assembler supports the sahf mnemonic.
8983 * configure: Regenerate.
8984 * config.in: Regenerate.
8986 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8987 emit "sahf" or ".byte\t0x9e" as asm template.
8989 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8992 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8993 option to replace hard coded TARGET_xxx in md file.
8994 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8995 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8996 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8997 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8998 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8999 (X86_TUNE_NOT_VECTORMODE): Ditto.
9000 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
9001 (TUNE_AVOID_VECTOR_DECODE): Ditto.
9002 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9003 (TUNE_SLOW_IMUL_IMM8): Ditto.
9004 (TUNE_MOVE_M1_VIA_OR): Ditto.
9005 (TUNE_NOT_UNPAIRABLE): Ditto.
9006 (TUNE_NOT_VECTORMODE): Ditto.
9008 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
9011 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
9012 tuning options instead of hard coded TARGET_xxx.
9013 (fix ssemode peephole2's): Ditto.
9014 (imul peephole2's): Ditto.
9016 (movdi_or_rex64): Ditto.
9017 (move peephole2): Ditto.
9018 (not peephole2's): Ditto.
9020 2007-03-14 Dirk Mueller <dmueller@suse.de>
9022 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
9023 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
9024 * c-parser.c (c_parser_if_body): Always add an empty statement in case
9026 * c-parser.c (c_parser_do_statement): Warn about empty body in
9028 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9029 * doc/invoke.texi (-Wempty-body): Update documentation.
9031 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9034 * c-common.h (warn_for_div_by_zero): Declare.
9035 * c-common.c (warn_for_div_by_zero): Define.
9036 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9039 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9041 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9042 to PREFIX and STANDARD_PREFIX.
9044 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9045 Phil Edwards <phil@codesourcery.com>
9047 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9048 (__gthread_once_t): Remove busy field for RTPs.
9049 (__GTHREAD_ONCE_INIT): Update accordingly.
9051 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9053 * doc/invoke.texi: Document VxWorks options.
9055 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9057 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9059 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9061 PR tree-optimization/30590
9062 * tree-nrv.c (tree_nrv): Check for the partial update of the
9065 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9067 * flags.h (flag_random_seed): Remove declaration, in favor of...
9068 * toplev.h (get_random_seed, set_random_seed): ... these.
9069 * tree.c (get_file_function_name): Use the former.
9070 * opts.c (common_handle_option): Use the latter.
9073 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9076 * cse.c (cse_find_path): Do not bail out if a basic block that
9077 we already visited now becomes part of a path that starts at a
9078 different basic block. Just disallow this, to make sure we
9079 visit each basic block at most once.
9081 2007-03-13 Jan Hubicka <jh@suse.cz>
9083 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9084 when profile esitmate is present, calls with very low frequency are
9087 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9089 PR tree-optimization/30730
9090 PR tree-optimization/26900
9091 * tree-ssa-loop-niter.c: Include gmp.h.
9093 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9094 split_to_var_and_offset, determine_value_range,
9095 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9096 bound_difference, bounds_add, bounds_negate,
9097 number_of_iterations_ne_max, dump_affine_iv): New functions.
9098 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9099 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9100 difference of initial and final value of control iv to validate
9102 (number_of_iterations_cond): Add loop parameter. Determine bounds
9103 on the difference of the extremes of the control iv. Add dumps.
9104 (expand_simple_operations): Handle phi nodes.
9105 (simplify_using_initial_conditions): Do not record used conditions.
9106 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9107 Do not set additional_info.
9108 (implies_nonnegative_p, implies_ge_p): Removed.
9109 (derive_constant_upper_bound): Do not use parameter `additional'.
9110 (record_estimate): Parameter `additional' removed. Parameter
9111 `i_bound' added. Do not call derive_constant_upper_bound.
9112 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9113 bound the number of iterations estimate.
9114 (estimate_numbers_of_iterations_loop): Pass the estimate from
9115 the number of iterations analysis to record_estimate.
9116 * tree.h (multiple_of_p): Declare.
9117 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9118 (scev_const_prop): Do not check expression_expensive_p.
9119 * fold-const.c (multiple_of_p): Exported.
9120 * double-int.c (double_int_mask): Exported.
9121 * double-int.h (double_int_mask): Declare.
9122 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9123 field. Added max field.
9125 2007-03-13 David Taylor <taylor@candd.org>
9128 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9131 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9134 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9135 two unamed patterns.
9137 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9139 * config/i386/i386.opt (mcx16, msahf): New options.
9140 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9141 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9143 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9144 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9145 Output -mcx16 and -msahf options when corresponding bit is set.
9147 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9150 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9152 * configure.ac: Test for assembler tolerance to # 0 "".
9153 * configure, config.in: Rebuilt.
9154 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9156 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9158 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9160 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9161 (handle_syscall): Handle direct system calls.
9162 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9164 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9166 * doc/invoke.texi: Fix cpp.info cross-reference.
9167 * doc/passes.texi: Fix gcc.info cross-reference.
9169 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9171 PR tree-optimization/30835
9172 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9173 bb_for_stmt is not NULL before accessing it.
9175 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9177 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9180 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9183 * doc/install.texi: Document --enable-stage1-languages
9185 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9187 * tree-pass.h (pass_into_cfg_layout_mode,
9188 pass_outof_cfg_layout_mode): Declare.
9189 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9190 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9191 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9192 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9194 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9196 * c-decl.c (warn_variable_length_array): New function.
9197 Refactored from grokdeclarator to handle warn_vla
9198 and handle unnamed array case.
9199 (grokdeclarator): Refactored VLA warning case.
9200 * c.opt (Wvla): New flag.
9201 * doc/invoke.texi (Wvla): New warning.
9203 2007-03-12 Richard Henderson <rth@redhat.com>
9205 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9206 (TARGET_SECTION_TYPE_FLAGS): New.
9208 2007-03-12 Richard Henderson <rth@redhat.com>
9210 * config/darwin.c (machopic_reloc_rw_mask): New.
9211 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9212 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9214 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9216 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9217 * cppdefault.h (cpp_PREFIX): Document.
9218 (cpp_PREFIX_len): Likewise.
9219 (cpp_EXEC_PREFIX): New variable.
9220 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9221 * c-incpath.c (add_standard_paths): Correct logic for relocating
9222 paths within prefix.
9224 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9226 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9227 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9229 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9230 fix_truncdfdi_sse using SSEMODEF mode macro.
9231 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9232 fix_truncdfsi_sse using SSEMODEF mode macro.
9233 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9234 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9236 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9238 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9241 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9243 * tree.h : Add multiple_of_p declaration.
9244 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9245 * ipa-type-escape.c (results_of_malloc): Redundant.
9246 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9247 (cast_type): Extended with new members.
9248 (check_cast): Returns cast_type.
9249 (cast): New structure for data of walk_use_def_chains.
9250 (is_malloc_result, is_cast_from_non_pointer_1,
9251 is_cast_from_non_pointer,
9252 is_array_access_through_pointer_and_index): New functions.
9253 (look_for_casts): Returns cast types.
9254 (check_call): Returns void.
9255 (okay_pointer_operation): Use support of pointer plus index,
9256 pointer plus constant and allow all multiplications.
9258 2007-03-11 Richard Guenther <rguenther@suse.de>
9260 PR tree-optimization/31115
9261 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9262 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9263 A shift count of zero is not special as with *_DIV_EXPR.
9264 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9267 2007-03-11 Ian Lance Taylor <iant@google.com>
9269 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9270 the *_DIV_EXPR codes correctly with overflow infinities.
9272 2007-03-11 Ira Rosen <irar@il.ibm.com>
9274 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9275 indicate success/failure of the analysis. Add negation to subtrahend
9276 in case of subtraction. Fail if both operands contain constants.
9277 (create_data_ref): Fail if analyze_offset fails.
9279 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9281 * config/i386/i386.md (frndintxf2): Rename to ...
9282 (rintxf2): ... this. Remove expander having same name.
9283 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9284 (roundsf2, rounddf2): Ditto.
9285 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9286 (lround<mode>di2, lround<mode>si2): Ditto.
9288 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9290 * lower-subreg.c: Include except.h.
9291 (decompose_multiword_subregs): Verify that the only control flow
9292 insns we can split are loads to multi-words pseudos.
9293 Handle breaking such blocks after splitting, instead of calling
9294 find_many_sub_basic_blocks.
9296 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9297 on the new basic block. Add a lengthy comment explaining why we
9298 thought this was necessary.
9299 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9301 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9304 * tree.c (walk_type_fields): Recurse into the element type of
9305 ARRAY_TYPEs if there is a pointer set.
9307 2007-03-10 Dirk Mueller <dmueller@suse.de>
9309 * c-common.c (warn_logical_operator): Fix condition.
9311 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9313 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9315 * config/darwin.c (machopic_select_section): Remove superfluous
9316 argument in call to categorize_decl_for_section. Remove unused
9319 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9321 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9323 * configure: Regenerate.
9325 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9328 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9329 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9330 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9331 Add LABEL_NUSES to emitted label.
9332 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9333 branch probability value to emitted jump insn.
9334 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9335 Do not check life information and do not re-arrange input operands
9336 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9338 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9340 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9341 the change of decode_asm_operands.
9343 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9345 * mode-switching.c (create_pre_exit): Skip blockage insn.
9347 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9349 * tree-pass.h (TODO_update_smt_usage): Remove.
9351 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9355 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9357 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9358 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9359 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9362 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9364 * gcc.c: Document %{, in big comment at top.
9365 (input_suffix_matches): Remove special handling for .s and
9367 (input_spec_matches): New.
9368 (handle_braces): Handle %{,.
9369 (validate_switches): ',' indicates a value which is not a switch.
9370 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9371 to detect assembler input.
9372 * config/i386/sol2.h (CPP_SPEC): Likewise.
9373 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9374 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9375 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9376 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9377 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9378 -m64 causes deployment target to default to 10.5.
9379 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9381 2007-03-09 Richard Henderson <rth@redhat.com>
9384 * target.h (targetm.asm.out.reloc_rw_mask): New.
9385 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9386 (TARGET_ASM_OUT): Use it.
9387 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9388 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9389 use the new reloc_rw_mask target hook instead.
9390 (default_section_type_flags_1): Merge into...
9391 (default_section_type_flags): ... here.
9392 (decl_readonly_section_1): Merge into...
9393 (decl_readonly_section): ... here.
9394 (default_elf_select_section_1): Merge into...
9395 (default_elf_select_section): ... here.
9396 (default_unique_section_1): Merge into...
9397 (default_unique_section): ... here.
9398 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9399 (default_select_rtx_section): Use it.
9400 (default_elf_select_rtx_section): Likewise.
9401 * output.h: Update to match.
9402 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9403 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9404 (TARGET_ASM_RELOC_RW_MASK): New.
9405 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9406 to categorize_decl_for_section.
9407 (x86_64_elf_unique_section): Likewise.
9408 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9409 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9410 (TARGET_ASM_RELOC_RW_MASK): New.
9411 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9412 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9413 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9414 (TARGET_RWRELOC): Remove.
9415 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9416 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9417 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9418 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9419 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9420 (rs6000_xcoff_select_section): Use decl_readonly_section.
9421 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9422 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9423 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9424 (TARGET_SECTION_TYPE_FLAGS): Remove.
9425 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9427 2007-03-09 Roger Sayle <roger@eyesopen.com>
9429 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9430 complex constant equality/inequality comparisons for here.
9431 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9432 known at compile-time or can be simplified to a scalar comparison.
9433 (fold_relational_const): Move compile-time evaluation of complex
9434 constant equality/inequality comparisons to here.
9436 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9438 PR rtl-optimization/30643
9439 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9441 (fold_rtx): Recurse, like before 2006-11-03.
9443 2007-03-09 DJ Delorie <dj@redhat.com>
9445 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9448 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9450 PR tree-optimization/30375
9451 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9452 LHS of statements is not the same.
9453 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9455 2007-03-09 Chao-ying Fu <fu@mips.com>
9457 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9459 * doc/invoke.texi (-mdspr2): Document new option.
9460 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9461 New unspec for DSP REV 2.
9462 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9463 these instructions are extended in DSP REV 2.
9464 (mips-dspr2.md): Include.
9465 * config/mips/mips.opt (mdspr2): New option.
9466 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9467 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9468 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9469 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9470 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9471 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9472 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9474 (bdesc_map): Add one field of unsupported_target_flags.
9475 (bdesc_arrays): Update entries to have extra fields. Add
9477 (mips_init_builtins): Initialize new function types.
9478 Check unsupported_target_fileds to filter out builtins.
9479 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9481 (ASM_SPEC): Pass mdspr2 to the assembler.
9482 * config/mips/mips-dspr2.md: New file.
9484 2007-03-09 Sa Liu <saliu@de.ibm.com>
9486 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9488 2007-03-09 Ian Lance Taylor <iant@google.com>
9490 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9491 argument) like -Wstrict-overflow=2.
9492 * doc/invoke.texi (Warning Options): Update documentation.
9494 2007-03-09 Dirk Mueller <dmueller@suse.de>
9497 * doc/invoke.texi (-Wlogical-op): Document.
9498 * common.opt (-Wlogical-op): New.
9499 * c-common.h (warn_logical_operator): Declare.
9500 * c-common.c (warn_logical_operator): Define.
9501 * c-typeck.c (parser_build_binary_op): Call
9502 warn_logical_operator.
9504 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9506 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9507 * final.c (final_scan_insn): Test for non-"" file name.
9509 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9511 * doc/loop.texi: Document the Omega linear constraints solver.
9512 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9513 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9514 omega-hash-table-size, omega-max-keys, and
9515 omega-eliminate-redundant-constraints.
9516 * tree-pass.h (pass_check_data_deps): Declared.
9519 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9520 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9521 pass_check_data_deps): New.
9522 * tree-data-ref.c (init_data_ref): Remove declaration.
9523 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9524 (analyze_array): Renamed init_array_ref, move up initializations.
9525 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9526 Removed arguments that are set to NULL.
9527 (analyze_indirect_ref): Correct indentation, correct call to
9529 (object_analysis): Call init_array_ref instead of analyze_array.
9530 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9531 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9532 of DR_ACCESS_FNS_ADDR.
9533 (init_omega_eq_with_af, omega_extract_distance_vectors,
9534 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9535 ddr_consistent_p): New.
9536 (compute_affine_dependence): Check consistency of ddrs when
9537 flag_check_data_deps is passed.
9538 (analyze_all_data_dependences): Uncomment.
9539 (tree_check_data_deps): New.
9540 * tree-data-ref.h: Include omega.h.
9541 (DR_ACCESS_FNS_ADDR): Removed.
9542 (data_dependence_relation): Add inner_loop.
9543 (DDR_INNER_LOOP): New.
9544 * common.opt (fcheck-data-deps): New.
9545 * tree-flow.h (tree_check_data_deps): Declare.
9546 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9547 (OBJS-common): Depend on omega.o.
9549 * passes.c (pass_check_data_deps): Scheduled.
9550 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9551 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9552 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9553 PARAM_VECT_MAX_VERSION_CHECKS,
9554 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9556 2007-03-09 Richard Guenther <rguenther@suse.de>
9558 PR tree-optimization/30904
9560 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9561 the same way as *_DIV_EXPR.
9563 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9565 * recog.c (decode_asm_operands): No mixed declarations and code.
9567 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9569 * rtl.def (ASM_INPUT): Add location.
9570 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9571 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9572 (decode_asm_operands): Add loc operand.
9573 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9574 * stmt.c (expand_asm): Rename to...
9575 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9576 gen_rtx_ASM_INPUT_loc.
9577 (expand_asm_expr): Adjust.
9578 * recog.c (decode_asm_operands): Add loc operand.
9579 (check_asm_operands, extract_insn): Adjust.
9580 * reload1.c (maybe_fix_stack_asms): Likewise.
9581 * final.c (asm_insn_count): Likewise.
9582 (final_scan_insn): Output # line before and after asm.
9584 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9586 * tree-ssa-structalias.c (variable_info): Remove
9588 (new_var_info): Ditto.
9589 (shared_bitmap_info_t): New structure.
9590 (shared_bitmap_table): New variable.
9591 (shared_bitmap_hash): New function.
9592 (shared_bitmap_eq): Ditto
9593 (shared_bitmap_lookup): Ditto.
9594 (shared_bitmap_add): Ditto.
9595 (merge_smts_into): Change to take bitmap directly.
9596 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9597 (init_alias_vars): Init shared bitmap hashtable.
9598 (delete_points_to_sets): Delete shared bitmap hashtable.
9599 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9600 is_aliased removal as a change that was still necessary was
9603 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9605 * config/i386/i386.h (override_options): Conditionally disable
9606 x86_sahf for 64bit targets only.
9608 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9611 * c-decl.c (merge_decls): Don't call make_var_volatile.
9612 * varasm.c (make_var_volatile): Remove.
9613 * output.h (make_var_volatile): Remove.
9615 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9617 PR tree-optimization/31085
9618 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9620 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9622 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9623 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9624 ATTR_CONST_NOTHROW_LIST.
9626 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9629 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9631 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9633 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9636 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9638 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9639 passed, use shared libgcc.
9641 2007-03-08 Roger Sayle <roger@eyesopen.com>
9643 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9644 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9645 (honor_protect_cleanup_actions, lower_try_finally_switch):
9647 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9648 ifc_temp_var): Likewise.
9649 * tree-inline.c (setup_one_parameter): Likewise.
9650 * tree-mudflap.c (mf_decl_cache_locals,
9651 mf_build_check_statement_for): Likewise.
9652 * tree-nested.c (init_tmp_var, save_tmp_var,
9653 finalize_nesting_tree_1): Likewise.
9654 * tree-outof-ssa.c (insert_copy_on_edge,
9655 insert_backedge_copies): Likewise.
9656 * tree-profile.c (tree_gen_edge_profiler,
9657 tree_gen_ic_profiler): Likewise.
9658 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9659 * tree-sra.c (sra_build_assignment): Likewise.
9660 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9661 * tree-ssa-math-opts.c (insert_reciprocals,
9662 execute_cse_sincos_1): Likewise.
9663 * tree-tailcall.c (adjust_accumulator_values,
9664 adjust_return_value): Likewise.
9665 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9666 * tree-vect-transform.c (vect_create_data_ref_ptr,
9667 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9668 vect_create_epilog_for_reduction, vectorizable_reduction,
9669 vectorizable_call, vectorizable_conversion,
9670 vectorizable_assignment, vectorizable_operation,
9671 vectorizable_type_demotion, vect_gen_widened_results_half,
9672 vect_permute_store_chain, vectorizable_store,
9673 vect_setup_realignment, vect_permute_load_chain,
9674 vectorizable_load, vectorizable_condition,
9675 vect_create_cond_for_align_checks): Likewise.
9676 * tree-vrp.c (build_assert_expr_for): Likewise.
9678 2007-03-08 Ian Lance Taylor <iant@google.com>
9680 * tree-vrp.c: Include "intl.h".
9681 (usable_range_p): New static function.
9682 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9683 overflowed values, juts set *strict_overflow_p.
9684 (compare_values): Only return -2 if one of the operands is not a
9686 (compare_ranges): Call usable_range_p.
9687 (compare_range_with_value): Likewise.
9688 (vrp_evaluate_conditional_warnv): Rename from
9689 vrp_evaluate_conditional. Make static. Change all callers.
9690 (vrp_evaluate_conditional): New function.
9691 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9693 (simplify_abs_using_ranges): Likewise.
9694 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9695 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9696 within_stmt parameter.
9697 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9698 vrp_evaluate_conditional.
9699 * tree-ssa-threadedge.c
9700 (record_temporary_equivalences_from_stmts_at_dest): Change
9701 simplify parameter to take a second tree parameter.
9702 (simplify_control_stmt_condition): Likewise.
9703 (thread_across_edge): Likewise.
9704 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9705 (thread_across_edge): Likewise.
9706 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9708 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9710 * config/i386/i386.h (TARGET_SAHF): New define.
9711 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9712 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9713 (x86_sahf): New global variable.
9714 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9715 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9716 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9717 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9719 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9720 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9721 when expanding fcomi/sahf based tests.
9722 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9723 expanding sahf based alternative. Emit sahf based sequence when
9724 optimizing for code size.
9725 * config/i386/i386.md (x86_sahf_1): Do not disable for
9726 TARGET_64BIT, enable for TARGET_SAHF.
9728 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9730 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9731 spurious whitespace from error message.
9733 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9736 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9738 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9740 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9742 * tree-sra.c (instantiate_element): Propagate disabled warnings
9743 from the element itself to the created variable.
9745 2007-03-07 Richard Henderson <rth@redhat.com>
9748 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9749 silently fix up the stack in the case of a missing register.
9751 2007-03-07 Paul Brook <paul@codesourcery.com>
9753 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9755 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9757 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9759 (phase1_vrs): Use them.
9760 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9761 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9762 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9763 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9764 __gnu_Unwind_Restore_WMMXC if required.
9765 (_Unwind_VRS_Pop): Implement iWMMXt support.
9766 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9767 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9768 gnu_Unwind_Save_WMMXC): Define.
9770 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9772 * config/vxworks.h (vxworks_override_options): Declare.
9773 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9774 * config/vxworks.c: Include target.h and toplev.h.
9775 (vxworks_override_options): New function.
9776 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9778 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9780 * config/s390/s390.c (override_options): Don't emit an error when
9781 -mstack-size is used without providing -mstack-guard.
9782 (s390_emit_prologue): Choose stack_guard value automatically if not
9783 provided via command line.
9784 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9786 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9788 * config/i386/i386.c (output_set_got): Add a GOT initialization
9789 sequence for VxWorks PIC.
9790 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9791 around labels as well as symbols. Use gotoff_operand instead
9792 of local_symbolic_operand.
9793 (legitimize_pic_address): Use gotoff_operand instead of
9794 local_symbolic_operand. Use @GOT accesses for labels as
9796 (ix86_output_addr_diff_elt): Use PC-relative rather than
9797 GP-relative offsets for VxWorks PIC.
9798 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9799 no_new_pseudos. Check whether the returned register is op0.
9800 * config/i386/i386.md (tablejump): Use PC-relative rather than
9801 GP-relative offsets for VxWorks PIC.
9802 * config/i386/predicates.md (gotoff_operand): New predicate.
9804 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9806 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9808 * config/vxworks-dummy.h: New file.
9809 * config/i386/i386.h: Include it.
9811 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9813 * dwarf2out.c (is_inlined_entry_point): New
9814 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9815 DW_AT_ranges if the first subblock is the entry point.
9817 2007-03-06 David Daney <ddaney@avtrex.com>
9819 * doc/install.texi (mips-*-*): Change recommended binutils
9822 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9824 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9825 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9827 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9828 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9830 2007-03-06 Jan Hubicka <jh@suse.cz>
9832 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9833 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9835 (probably_cold_bb_p): Cold functions are cold.
9836 (probably_never_executed_bb_p): Cold functions are cold.
9837 (tree_bb_level_predictions): Predict calls to cold functions as not
9839 (compute_function_frequency): Check hot/cold attributes.
9840 * function.h (function_frequency): Update comments.
9841 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9842 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9843 (c_common_att): Add cold and hot.
9845 * doc/extend.texi (hot,cold attributes): Document.
9847 2007-03-06 Andrew Haley <aph@redhat.com>
9849 * function.c (expand_function_end): Move blockage to just after we
9850 emit the label for the naked return from the function.
9852 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9854 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9857 2007-03-06 Jan Hubicka <jh@suse.cz>
9859 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9860 loaded for constant large models. Non-large 64bit PIC can do.
9861 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9862 * cmodel.h: Add LARGE PIC.
9863 * i386.md (UNSPEC_PLTOFF): New.
9864 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9866 (*call_1_rex64): Disable for large models.
9867 (*call_1_rex64_large): New.
9868 (*call_value_1_rex64): Disable for large models.
9869 (*call_value_1_rex64_large): New.
9870 (set_rip_rex4): New.
9871 (set_got_offset_rex64): New.
9872 * predicates.md (constant_call_address_operand): For large model
9873 constant calls are not possible.
9874 * i386-protos.h (construct_plt_address): Declare.
9875 * i386.c (override_options): Accept large models.
9876 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9877 (legitimate_constant_p): Add new UNSPECs.
9878 (legitimate_pic_operand_p): Likewise.
9879 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9880 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9882 (output_pic_addr_const): Add PLTOFF.
9883 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9884 (ix86_expand_move): Legitimize pic address when in PIC mode.
9885 (construct_plt_address): New function.
9886 (ix86_expand_call): Offload the address to register and use GOT pointer
9888 * invoke.texi (mcmodel=large): Update documentation.
9890 2007-03-06 Richard Henderson <rth@redhat.com>
9892 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9893 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9894 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9895 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9896 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9897 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9898 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9899 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9900 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9901 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9902 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9903 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9904 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9905 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9906 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9907 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9908 x86_schedule, x86_use_bt, x86_pad_returns,
9909 x86_use_xchgb): Merge into ...
9910 (ix86_tune_features): ... here. New array.
9911 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9912 x86_bswap): Merge into ...
9913 (ix86_arch_features): ... here. New array.
9914 (x86_3dnow_a): Remove.
9915 (x86_accumulate_outgoing_args): Make static.
9916 (x86_arch_always_fancy_math_387): Make static.
9917 (ix86_tune_mask, ix86_arch_mask): Move ...
9918 (override_options): ... to local variables here. Apply the
9919 appropriate mask to each element of ix86_arch_features and
9920 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9921 as were done in the old macros.
9922 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9923 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9924 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9925 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9926 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9927 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9928 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9929 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9930 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9931 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9932 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9933 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9934 x86_accumulate_outgoing_args, x86_prologue_using_move,
9935 x86_epilogue_using_move, x86_decompose_lea,
9936 x86_arch_always_fancy_math_387, x86_shift1,
9937 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9938 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9939 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9940 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9941 x86_use_incdec, x86_pad_returns, x86_bswap,
9942 x86_partial_flag_reg_stall): Remove.
9943 (enum ix86_tune_indices): New.
9944 (ix86_tune_features): New.
9945 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9946 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9947 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9948 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9949 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9950 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9951 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9952 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9953 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9954 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9955 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9956 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9957 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9958 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9959 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9960 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9961 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9962 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9963 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9964 TARGET_EXT_80387_CONSTANTS): Use it.
9965 (enum ix86_arch_indices): New.
9966 (ix86_arch_features): New.
9967 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9968 TARGET_BSWAP): Use it.
9969 (ix86_tune_mask, ix86_arch_mask): Remove.
9971 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9974 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9975 Define using $${sysroot_headers_suffix}.
9976 * configure: Regenerate.
9977 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9978 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9980 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9981 * gcc.c (print_sysroot_headers_suffix): New.
9982 (option_map): Include --print-sysroot-headers-suffix.
9983 (display_help): Mention -print-sysroot-headers-suffix.
9984 (process_command): Handle -print-sysroot-headers-suffix.
9985 (do_spec_1): Append multilib directory to include-fixed path if
9986 sysroot suffixes in use.
9987 (main): Handle -print-sysroot-headers-suffix.
9988 * Makefile.in (start.encap): Don't depend on xlimits.h
9989 (xlimits.h): Remove.
9990 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9991 limits.h for each multilib in fixinc_list.
9992 (fixinc_list, s-fixinc_list): New.
9993 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9994 generate them for each multilib in fixinc_list.
9995 (stmp-fixproto): Use include-fixed. Run fixproto for each
9996 multilib in fixinc_list.
9997 (mostlyclean): Don't remove xlimits.h.
9998 (clean): Remove include-fixed.
9999 (real-install-headers-tar, real-install-headers-cpio,
10000 real-install-headers-cp): Don't copy include, only include-fixed.
10001 (install-mkheaders): Depend on fixinc_list. Don't depend on
10002 xlimits.h. Save limits.h files for each multilib in fixinc_list.
10003 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
10004 SYSTEM_HEADER_DIR setting in mkheaders.conf.
10006 2007-03-06 Jan Hubicka <jh@suse.cz>
10008 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
10011 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10013 * configure.ac: Allow tm_file to contain build-directory files.
10014 * configure: Regenerate.
10015 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
10016 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
10017 * config/m68k/print-sysroot-suffix.sh: New file.
10019 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10021 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
10022 of pic_offset_table_rtx if reload_completed.
10023 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
10024 PIC_OFFSET_TABLE_REGNUM.
10025 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10027 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10028 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10030 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10032 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10033 functions that call eh_return.
10035 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10037 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10038 functions that need a constant pool.
10040 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10043 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10044 (m68k_preferred_reload_class): Likewise.
10045 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10046 (SECONDARY_RELOAD_CLASS): Define.
10047 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10048 (LIMIT_RELOAD_CLASS): Delete.
10049 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10050 registers from storing bytes.
10051 (m68k_secondary_reload_class): New function.
10052 (m68k_preferred_reload_class): Likewise.
10054 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10056 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10058 (m68k_expand_prologue): Likewise.
10060 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10062 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10063 (mips_expand_epilogue): Add a bool parameter.
10064 (m68k_legitimize_sibcall_address): Declare.
10065 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10066 (m68k_expand_epilogue): Add a parameter to select between sibling
10067 and normal epilogues. Only generate a return for the latter.
10068 (m68k_ok_for_sibcall_p): New function.
10069 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10070 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10071 (sibcall_value, *sibcall_value): Likewise.
10072 (*call, *call_value): Require !SIBLING_CALL_P.
10073 (epilogue): Update call to m68k_expand_epilogue.
10074 (sibcall_epilogue): New pattern.
10075 * config/m68k/predicates.md (const_call_operand): Say that this
10076 predicate applies to sibling calls too.
10077 (sibcall_operand): New predicate.
10079 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10081 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10082 alternatives as movsi_cf.
10083 (movsf_cf_hard): Add commentary.
10085 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10086 Richard Sandiford <richard@codesourcery.com>
10088 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10089 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10090 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10091 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10092 as being live on exit from an interrupt function.
10093 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10094 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10095 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10096 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10097 (m68k_interrupt_function_p): Globalize.
10098 (m68k_compute_frame_layout): Remove reverse mask code.
10099 (m68k_emit_movem, m68k_set_frame_related): New functions.
10100 (m68k_output_function_prologue): Delete in favor of...
10101 (m68k_expand_prologue): ...this new function.
10102 (m68k_output_function_epilogue): Delete in favor of...
10103 (m68k_expand_epilogue): ...this new function.
10104 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10106 (print_operand): Handle %?.
10107 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10108 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10109 (prologue, epilogue): New patterns.
10110 (return): Turn into a define_expand.
10111 (*return): New pattern, derived from old "return" pattern. Use rte
10112 rather than rts for interrupt functions. Only use rtd if the pop
10114 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10115 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10116 (link, *link, unlink, *unlink, load_got): Likewise.
10118 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10122 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10123 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10124 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10125 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10126 and m68k_matches_u_p.
10127 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10128 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10129 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10130 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10131 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10132 (REG_STRICT_P): New macro.
10133 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10134 PCREL_GENERAL_OPERAND_OK.
10135 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10136 m68k_legitimate_base_reg_p.
10137 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10138 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10139 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10140 * config/m68k/m68k.c (m68k_address): New structure.
10141 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10142 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10143 (m68k_jump_table_ref_p, m68k_decompose_address)
10144 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10145 (m68k_matches_u_p): New functions.
10146 (print_operand_address): Rewrite to use m68k_decompose_index.
10148 2007-03-05 David Taylor <dtaylor@emc.com>
10150 * gcc.c: Correct copyright date in --version output.
10152 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10154 * pa.md: In unamed move patterns, disparge copies between general
10155 and floating point registers using '?' modifier. Don't include 'f'
10156 constraint for register preferences in DImode, SImode, HImode and
10157 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10158 Remove constraints for copies between general and floating registers
10159 in soft-float DFmode pattern.
10160 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10164 2007-03-05 Mike Stump <mrs@apple.com>
10166 * c-common.c (targetcm): Add.
10167 * c-opts.c (c_common_handle_option): Handle language specific
10169 * opts.c (handle_option): Verify language for target options, if
10171 * opth-gen.awk: Add CL_LANG_ALL.
10172 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10173 (TARGETCM_INITIALIZER): Add.
10174 * target.h (struct gcc_targetcm): Add.
10176 * targhooks.c (default_handle_c_option): Add.
10177 * targhooks.h (default_handle_c_option): Add.
10178 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10180 * config/darwin.opt (iframework): Add.
10181 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10182 * config/darwin-c.c (handle_c_option): Add.
10183 (TARGET_HANDLE_C_OPTION): Add.
10185 * doc/invoke.texi (Darwin Options): Add -iframework.
10187 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10189 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10192 2007-03-05 Ian Lance Taylor <iant@google.com>
10194 * c.opt (fgnu89-inline): New option.
10195 * c-opts.c (c_common_post_options): Set default value for
10197 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10198 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10200 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10201 (grokdeclarator, start_function): Likewise.
10202 * c-cppbuiltin.c (c_cpp_builtins): Define either
10203 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10204 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10205 (C Dialect Options): Document -fgnu89-inline.
10206 * doc/extend.texi (Function Attributes): Explain what the
10207 gnu_inline attribute does.
10208 * doc/cpp.texi (Common Predefined Macros): Document
10209 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10211 2007-03-05 Ian Lance Taylor <iant@google.com>
10213 PR tree-optimization/31034
10214 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10215 half-range if the other side is an overflow infinity.
10217 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10219 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10220 (bfin*-linux-uclibc*): New configuration.
10221 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10223 * config/bfin/linux.h: New file.
10224 * config/bfin/libgcc-bfin.ver: New file.
10225 * config/bfin/t-bfin-uclinux: New file.
10226 * config/bfin/t-bfin-linux: New file.
10227 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10228 (TARGET_OS_CPP_BUILTINS): New macro.
10230 2007-03-05 Richard Guenther <rguenther@suse.de>
10232 * fold-const.c (fold_binary): Remove duplicate folding
10233 of comparison of non-null ADDR_EXPR against null.
10235 2007-03-05 Richard Guenther <rguenther@suse.de>
10236 Dorit Nuzman <dorit@il.ibm.com>
10238 PR tree-optimization/26420
10239 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10240 are no loops in the function. Only print the number of
10241 vectorized loops if it is greater than zero or we are supposed
10242 to print information about unvectorized loops.
10244 2007-03-05 Revital Eres <eres@il.ibm.com>
10246 * gcc.dg/var-expand1.c: New test.
10247 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10248 when an accumulator is expanded.
10250 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10253 * c-common.c (convert_and_check): Don't give warnings for
10254 conversion if 'expr' already overflowed.
10256 2007-03-04 Roger Sayle <roger@eyesopen.com>
10258 PR middle-end/30744
10259 * fold-const.c (fold_comparison): Enforce type consistency when
10260 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10262 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10264 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10265 containing a cast to the base of TARGET_MEM_REF.
10267 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10269 * tree.c (tree_contains_struct_check_failed): Remove spurious
10270 whitespace from error message.
10272 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10275 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10276 instead of precision.
10278 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10279 Nathan Sidwell <nathan@codesourcery.com>
10281 * emit-rtl.c (find_auto_inc): New.
10282 (try_split): recreate REG_INC notes,
10283 Use regular for loops rather than whiles.
10285 2007-03-03 Andreas Schwab <schwab@suse.de>
10287 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10288 * configure: Regenerate.
10290 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10292 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10293 flag_rounding_math, not flag_unsafe_math_optimizations.
10295 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10297 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10298 alpha_fold_vector_minmax): Likewise.
10299 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10300 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10302 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10304 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10305 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10306 if the lhs has side-effects.
10307 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10309 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10311 * config/i386/i386.h (TUNEMASK): Remove define.
10312 (ARCHMASK): Remove define.
10313 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10314 Use ix86_arch_mask variable instead of ARCHMASK.
10315 * config/i386/i386.c (override_options): Ditto.
10316 (standard_80387_constant_p): Ditto.
10318 2007-03-02 Ian Lance Taylor <iant@google.com>
10320 Used signed infinities in VRP.
10321 * tree-vrp.c (uses_overflow_infinity): New static function.
10322 (supports_overflow_infinity): New static function.
10323 (make_overflow_infinity): New static function.
10324 (negative_overflow_infinity): New static function.
10325 (positive_overflow_infinity): New static function.
10326 (is_negative_overflow_infinity): New static function.
10327 (is_positive_overflow_infinity): New static function.
10328 (is_overflow_infinity): New static function.
10329 (overflow_infinity_range_p): New static function.
10330 (compare_values_warnv): New function split out of compare_values.
10331 (compare_value): Call it.
10332 (set_value_range_to_nonnegative): Add overflow_infinity
10333 parameter. Change caller.
10334 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10336 (vrp_expr_computes_nonzero): Likewise.
10337 (compare_ranges, compare_range_with_value): Likewise.
10338 (compare_name_with_value, compare_names): Likewise.
10339 (vrp_evaluate_conditional): Likewise.
10340 (set_value_range): Handle infinity
10341 (vrp_operand_equal_p, operand_less_p): Likewise.
10342 (extract_range_from_assert): Likewise.
10343 (vrp_int_const_binop): Likewise.
10344 (extract_range_from_binary_expr): Likewise.
10345 (extract_range_from_unary_expr): Likewise.
10346 (extract_range_from_comparison): Likewise.
10347 (extract_range_from_expr): Likewise.
10348 (dump_value_range): Likewise.
10349 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10350 (test_for_singularity): Likewise.
10351 (vrp_int_const_binop): Remove inline qualifier.
10352 (adjust_range_with_scev): Add comment.
10353 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10355 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10357 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10358 (get_constraint_for): Likewise.
10359 (do_structure_copy): Likewise.
10360 (find_func_aliases): Fix references to MODIFY_EXPR.
10361 (intra_create_variable_infos): Tidy.
10362 * tree-ssa-operands.c (add_virtual_operand): Add argument
10364 When adding members of alias sets, if IS_CALL_SITE is true and
10365 the symbol is not call-clobbered, skip it.
10366 Adjust all callers.
10368 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10370 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10371 entry by means of emit_insn_at_entry.
10373 2007-03-02 Richard Henderson <rth@redhat.com>
10375 * expr.h (promoted_input_arg): Remove decl.
10376 * function.c (promoted_input_arg): Merge into ...
10377 * combine.c (setup_incoming_promotions): ... only caller.
10378 Rearrange to avoid double loop.
10380 2007-03-02 Ben Elliston <bje@au.ibm.com>
10381 Peter Bergner <bergner@vnet.ibm.com>
10382 Janis Johnson <janis187@us.ibm.com>
10384 * config/rs6000/dfp.md: New file.
10385 * config/rs6000/rs6000.md: Include dfp.md.
10386 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10387 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10388 and TDmode decimal float modes in FP registers.
10389 (num_insns_constant): Likewise.
10390 (rs6000_legitimate_offset_address_p): Likewise.
10391 (rs6000_legitimize_address): Likewise.
10392 (rs6000_legitimize_reload_address): Likewise.
10393 (rs6000_legitimate_address): Likewise.
10394 (rs6000_emit_move): Likewise.
10395 (function_arg_boundary): Likewise.
10396 (function_arg_advance): Likewise.
10397 (rs6000_darwin64_record_arg_recurse): Likewise.
10398 (function_arg): Likewise.
10399 (rs6000_gimplify_va_arg): Likewise.
10400 (rs6000_split_multireg_move): Likewise.
10401 (rs6000_output_function_epilogue): Likewise.
10402 (rs6000_output_function_epilogue): Likewise.
10403 (rs6000_register_move_cost): Likewise.
10404 (rs6000_function_value): Likewise.
10405 (rs6000_libcall_value): Likewise.
10407 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10409 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10411 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10413 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10414 Use $MULTIDIR to choose between the kernel and RTP headers,
10415 and use $WIND_BASE and $WIND_USR to locate them.
10417 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10419 * config/i386/i386.c (override_options): Put initialization of
10420 ix86_tune_mask and ix86_arch_mask to the correct place.
10422 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10423 Michael Meissner <michael.meissner@amd.com>
10426 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10427 (ARCHMASK): Define.
10428 (TARGET_CMOVE): Use ARCHMASK.
10429 (TARGET_CMPXCHG): Ditto.
10430 (TARGET_CMPXCHG8B): Ditto.
10431 (TARGET_XADD): Ditto.
10432 (TARGET_BSWAP): Ditto.
10433 * config/i386/i386.c (ix86_tune_mask): New global variable.
10434 (ix86_arch_mask): Ditto.
10435 (override_options): Initialize ix86_tune_mask and
10436 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10439 2007-03-02 Ben Elliston <bje@au.ibm.com>
10442 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10444 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10446 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10447 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10448 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10449 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10451 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10452 rs6000_init_dwarf_reg_sizes_extra): New.
10453 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10454 SPE register high parts.
10456 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10458 * Makefile.in: Add install-pdf target as
10459 copied from automake v1.10 rules.
10460 * configure.ac: Add install-pdf to target list.
10461 * configure: Regenerate.
10463 2007-03-01 Paul Brook <paul@codesourcery.com>
10465 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10466 modes to LDRD for DImode.
10467 (output_move_double): Fixup out of range ldrd/strd.
10468 (vfp_secondary_reload_class): Rename...
10469 (coproc_secondary_reload_class): ... to this. Add wb argument.
10470 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10471 coproc_secondary_reload_class for CLASS_IWMMXT.
10472 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10473 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10475 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10477 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10478 factor by the estimated number of iterations.
10479 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10482 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10483 decode_caches_intel, detect_caches_intel): New functions.
10484 (host_detect_local_cpu): Use detect_caches_amd and
10485 detect_caches_intel.
10487 2007-03-01 Richard Henderson <rth@redhat.com>
10489 * expr.c (emit_move_complex_push): Export.
10490 (emit_move_complex_parts): Split out from ...
10491 (emit_move_complex): ... here.
10492 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10493 * config/i386/i386.md (movcdi): New.
10495 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10497 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10498 size of mode1 to check for tieable modes in MMX case.
10500 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10502 * Makefile.in (rtlanal.o): Depend on tree.h.
10503 * rtl.h (offset_within_section_p, split_const): Declare.
10504 * rtlanal.c: Include tree.h.
10505 (offset_within_block_p): New function, taken from
10506 mips_offset_within_object_p.
10507 (split_const): New function, taken from mips_split_const.
10508 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10510 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10511 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10512 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10513 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10514 (m68k_illegitimate_symbolic_constant_p): New function.
10515 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10516 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10517 symbolic constant that might be outside the symbol's section,
10518 move the symbol first and then add the offset.
10519 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10521 * config/mips/mips.c (mips_split_const): Delete.
10522 (mips_offset_within_object_p): Delete.
10523 (mips_symbolic_constant_p): Use offset_within_section_p and
10524 split_const instead of mips_offset_within_object_p and
10526 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10527 (mips_legitimize_const_move, print_operand_reloc)
10528 (mips_dangerous_for_la25_p): Use split_const instead of
10531 2007-02-28 Eric Christopher <echristo@apple.com>
10533 * Makefile.in (install-include-dir): Don't rm -rf include.
10535 2007-02-28 Richard Guenther <rguenther@suse.de>
10537 PR middle-end/30364
10538 * fold-const.c (fold_binary): Do not associate expressions
10539 with more than one variable for integer types that do not wrap.
10541 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10543 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10544 Delete, and replace with...
10545 (fold_builtin_call_array): This. Update callers to use it.
10546 * fold-const.c (fold_build_call_list): Delete, and replace with...
10547 (fold_build_call_array): This.
10548 (fold_build_call_list_initializer): Delete, and replace with...
10549 (fold_build_call_array_initializer): This.
10550 * tree.h: Update declarations to reflect above changes.
10552 * c-typeck.c (build_function_call): Store converted arguments
10553 in a stack-allocated array instead of building a list.
10554 (convert_arguments): Store arguments in the array passed in as an
10555 argument, and return the actual number of arguments.
10556 * c-format.c: (check_function_format): Pass arguments in an
10557 array instead of a list.
10558 * c-common.c (check_function_nonnull): Likewise.
10559 (check_function_sentinel): Likewise.
10560 (check_function_arguments): Likewise.
10561 * c-common.h: Update declarations to reflect above changes.
10563 2007-02-28 Jan Hubicka <jh@suse.cz>
10565 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10566 PRED_NEGATIVE_RETURN): Update outcomes.
10568 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10570 * calls.c (emit_library_call_value_1): Handle partial registers
10571 correctly when building up CALL_INSN_FUNCTION_USAGE.
10573 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10575 * pa/predicates.md (move_src_operand): Allow zero for mode.
10576 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10579 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10582 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10583 *movv2df_internal): Enable pattern only for valid operand
10585 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10586 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10588 2007-02-27 Mike Stump <mrs@apple.com>
10590 * config/darwin-crt3.c: Avoid compilation when compiling for a
10593 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10595 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10597 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10598 for fixed headers and limits.h.
10599 (install-include-dir, install-headers-tar, install-headers-cpio,
10600 install-headers-cp, real-install-headers-tar,
10601 real-install-headers-cpio, real-install-headers-cp): Handle
10602 include-fixed as well as include.
10603 (install-mkheaders): Don't install files that go only in include
10605 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10606 from GCC_INCLUDE_DIR.
10607 * gcc.c (process_command): Remove special -BstageN/ handling.
10608 (do_spec_1): Add include-fixed directories.
10610 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10612 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10614 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10616 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10619 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10621 * c-common.c (get_priority): Add check for
10622 SUPPORTS_INIT_PRIORITY.
10624 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10626 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10628 * config/bfin/bfin.c: Include "cfglayout.h".
10629 (MAX_LSETUP_DISTANCE): New macro.
10630 (struct loop_info): New members incoming, incoming_src and
10631 incoming_dest. Delete member predecessor.
10632 (length_for_loop): New function.
10633 (bfin_optimize_loop): Handle more different loop structures.
10634 (bfin_discover_loop): Rework detection of predecessor blocks by
10635 examining incoming edges.
10636 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10638 (bfin_reorder_loops): New function.
10639 (bfin_reorg_loops): Use these three new functions.
10641 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10642 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10643 (CONSTRAINT_LEN): Add entry for 'q'.
10644 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10645 Add 'q' constraints.
10646 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10647 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10649 * config/bfin/bfin.md (add_with_carry): New pattern.
10650 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10651 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10652 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10653 support unsigned multiplies too. Removed incorrect commutativity from
10654 operand 1 constraint where appropriate.
10655 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10657 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10658 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10660 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10661 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10662 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10663 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10664 usmulhisi_hh_huh): New patterns.
10666 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10667 lshifthi3): Fix output template to use half reg for operand 2.
10669 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10672 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10674 2007-02-27 Andreas Schwab <schwab@suse.de>
10676 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10678 2007-02-27 Jan Hubicka <jh@suse.cz>
10680 * predict.c (last_basic_block_p): Remove.
10681 (tree_estimate_probability): Update return heuristic for commonized
10684 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10686 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10688 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10690 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10691 * doc/cpp.texi: Standardize title page.
10692 * doc/cppinternals.texi: Likewise.
10693 * doc/gcc.texi: Standardize title page, remove version number
10694 from copyright page.
10695 * doc/gccint.texi: Likewise.
10696 * doc/install.texi: Standardize title page, add table of
10699 2007-02-26 Jan Hubicka <jh@suse.cz>
10701 * predict.def: Set outcomes according to more recent results.
10702 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10703 Remove dead predictors.
10704 * predict.c (return_prediction): Fix pasto.
10706 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10708 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10709 change; avoid a memory leak when returning early.
10711 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10713 * c-decl.c (static_ctors): Move to c-common.c.
10714 (static_dtors): Likewise.
10715 (finish_function): Use c_record_cdtor_fn.
10716 (build_cdtor): Move to c-common.c.
10717 (c_write_global_declarations): Use c_build_cdtor_fns.
10718 * c-common.h (static_ctors): Declare.
10719 (static_dtors): Likewise.
10720 (c_record_cdtor_fn): Likewise.
10721 (c_build_cdtor_fns): Likewise.
10722 * c-common.c (static_ctors): New variable.
10723 (static_dtors): Likewise.
10724 (c_record_cdtor_fn): New function.
10725 (build_cdtor): Move from c-decl.c
10726 (c_build_cdtor_fns): New function.
10728 * output.h (assemble_addr_to_section): Declare.
10729 (get_cdtor_priority_section): Likewise.
10730 * varasm.c (assemble_addr_to_section): New function.
10731 (get_cdtor_priority_section): Likewise.
10732 (default_named_section_asm_out_destructor): Use them.
10733 (destor_dtor_section_asm_out_destructor): Likewise.
10734 (default_named_section_asm_out_constructor): Likewise.
10735 (default_ctor_section_asm_out_constructor): Likewise.
10736 * config.gcc (*-*-vxworks*): Include vxworks.o.
10737 * config/t-vxworks (vxworks.o): New target.
10738 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10739 (TARGET_ASM_CONSTRUCTOR): Define.
10740 (TARGET_ASM_DESTRUCTOR): Likewise.
10741 (vxworks_asm_out_constructor): Declare.
10742 (vxworks_asm_out_destructor): Likewise.
10744 * c-common.c (get_priority): Check that we have not just an
10745 INTEGER_CST, but an integer constant with integeral type.
10747 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10749 PR tree-optimization/30938
10750 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10751 use &dt[nargs-1] instead of &dt[nargs] in the call to
10752 vect_is_simple_use().
10754 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10756 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10757 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10758 Do not attempt to handle MEM inside auto-inc expressions.
10759 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10760 of a register modified by an auto-inc expression. However, do handle
10761 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10762 (elimination_effects): Prohibit elimination of a register modified
10763 by an auto-inc expression. Disable register elimination rules whose
10764 target register is modified by an auto-inc expression with variable
10767 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10769 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10771 (array_at_struct_end_p): New function.
10772 (idx_infer_loop_bounds): Use it.
10773 (estimate_numbers_of_iterations_loop): Export.
10774 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10775 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10776 (tree_estimate_probability): Call record_loop_exits.
10777 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10778 (estimated_loop_iterations, estimated_loop_iterations_int,
10779 estimated_loop_iterations_tree): New functions.
10780 (analyze_siv_subscript_cst_affine,
10781 compute_overlap_steps_for_affine_1_2,
10782 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10783 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10784 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10785 (PRED_LOOP_ITERATIONS_GUESSED): New.
10786 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10787 * cfgloop.h (estimate_numbers_of_iterations_loop,
10788 estimated_loop_iterations_int): Declare.
10790 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10792 * doc/extend.texi: Document optional priority argument to
10793 constructors and destructors.
10794 * tree.c (init_priority_for_decl): Adjust GTY markers.
10795 (init_ttree): Use priority-info hash functions for
10796 init_priority_for_decl.
10797 (tree_map_eq): Rename to ...
10798 (tree_map_base_eq): ... this.
10799 (tree_map_marked_p): Rename to ...
10800 (tree_map_base_marked_p): ... this.
10801 (tree_map_base_hash): New function.
10802 (decl_init_priority_lookup): Rework.
10803 (decl_fini_priority_lookup): New function.
10804 (decl_priority_info): New function.
10805 (decl_init_priority_insert): Use it.
10806 (decl_fini_priority_insert): Likewise.
10807 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10809 (decl_restrict_base_insert): Likewise.
10810 (decl_debug_expr_insert): Likewise.
10811 (decl_value_expr_lookup): Likewise.
10812 (decl_value_expr_insert): Likewise.
10813 * tree.h (priority_type): New type.
10814 (decl_init_priority_lookup): Use priority_type.
10815 (decl_fini_priority_lookup): New function.
10816 (decl_init_priority_insert): Use priority_type.
10817 (decl_fini_priority_insert): New function.
10818 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10819 (DECL_INIT_PRIORITY): Likewise.
10820 (SET_DECL_INIT_PRIORITY): Add comment.
10821 (DECL_FINI_PRIORITY): New macro.
10822 (SET_DECL_FINI_PRIORITY): Likewise.
10823 (DEFAULT_INIT_PRIORITY): Document.
10824 (MAX_INIT_PRIORITY): Likewise.
10825 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10826 (tree_map_base): New type.
10827 (tree_map_base_eq): New function.
10828 (tree_map_base_hash): Likewise.
10829 (tree_map_base_marked_p): Likewise.
10830 (tree_map): Inherit from tree_map_base.
10831 (tree_map_eq): Make it a macro.
10832 (tree_map_marked_p): Likewise.
10833 (tree_int_map): Inherit from tree_map_base.
10834 (tree_int_map_eq): Make it a macro.
10835 (tree_int_map_hash): Likewise.
10836 (tree_int_map_marked_p): Likewise.
10837 (tree_priority_map): New type.
10838 (tree_priority_map_eq): New macro.
10839 (tree_priority_map_hash): Likewise.
10840 (tree_priority_map_marked_p): Likewise.
10841 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10843 (emutls_common_1): Likewise.
10844 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10845 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10846 of tree_map hierarchy.
10847 * tree-cfg.c (move_stmt_r): Likewise.
10848 (new_label_mapper): Likewise.
10849 * c-tree.h (c_expand_body): Move to ...
10850 * c-common.h (c_expand_body): ... here.
10851 * c-decl.c (c_expand_body): Move to ...
10852 * c-common.c (c_expand_body): ... here.
10853 (c_common_attribute_table): Allow 1 argument for the constructor
10854 and destructor attributes.
10855 (get_priority): New function.
10856 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10857 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10859 2007-02-24 Jan Hubicka <jh@suse.cz>
10861 PR middle-end/30509
10862 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10864 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10865 Jan Hubicka <jh@suse.cz>
10868 * i386.c (counter_mode): New function.
10869 (expand_set_or_movmem_via_loop): Use it.
10870 (expand_movmem_epilogue): Likewise; fix pasto.
10871 (ix86_expand_movmem): Do emit guard even for constant counts.
10872 (ix86_expand_setmem): Likewise.
10874 2007-02-25 Nick Clifton <nickc@redhat.com>
10876 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10877 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10879 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10882 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10883 count argument with 0x10, not with 0x16.
10884 (expand_setmem_epilogue): Ditto.
10886 2007-02-24 Mike Stump <mrs@apple.com>
10888 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10891 2007-02-24 Richard Guenther <rguenther@suse.de>
10893 PR middle-end/30951
10894 * fold-const.c (fold_binary): Fold x +- CST op x for
10895 EQ_EXPR and NE_EXPR.
10897 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10899 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10901 2007-02-24 Jan Hubicka <jh@suse.cz>
10903 * cgraphunit.c (decide_is_function_needed): Honor
10904 -fkeep-inline-functions.
10906 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10908 * builtins.c (fold_builtin_modf): New.
10909 (fold_builtin_2): Use it.
10911 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10913 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10914 (determine_max_iter): Take additional LOOP arg; all callers changed.
10915 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10916 one using simplifications.
10917 (simplify_using_initial_values): Return if the expression becomes
10918 invalid due to altered regs.
10920 2007-02-23 DJ Delorie <dj@redhat.com>
10922 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10924 2007-02-23 Mike Stump <mrs@apple.com>
10926 * tlink.c (scan_linker_output): Parse linker messages from
10927 darwin9's linker better.
10929 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10932 * varpool.c (varpool_assemble_pending_decls): Set
10933 varpool_last_needed_node to null.
10935 2007-02-23 DJ Delorie <dj@redhat.com>
10937 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10938 alignment bigger than the object file can handle.
10940 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10943 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10944 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10945 (*movsf_1): Penalize MMX moves.
10947 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10949 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10950 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10952 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10954 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10956 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10957 (fold_builtin_1): Use them.
10958 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10959 BUILT_IN_SIGNIFICAND.
10961 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10963 * config/i386/i386.c (bdesc_1arg): Initialize
10964 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10965 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10966 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10967 and IX86_BUILTIN_MOVSLDUP.
10969 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10971 PR rtl-optimization/30841
10972 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10974 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10976 * builtins.c (fold_builtin_frexp): New.
10977 (fold_builtin_2): Use it.
10979 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10981 * doc/invoke.texi (Spec Files): Document getenv spec function.
10983 * gcc.c (getenv_spec_function): New function.
10984 (static_spec_functions): Add it.
10985 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10986 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10989 2007-02-22 Michael Matz <matz@suse.de
10992 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10993 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10995 2007-02-22 Ian Lance Taylor <iant@google.com>
10998 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10999 (mem_loc_descriptor): Call it.
11001 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
11002 Ira Rosen <irar@il.ibm.com>
11004 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
11006 2007-02-22 Ira Rosen <irar@il.ibm.com>
11008 PR tree-optimization/30843
11009 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
11010 stores only after all the group is vectorized.
11012 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
11014 PR tree-optimization/30858
11015 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
11016 in the reduction cycle have a single use in the loop.
11017 * tree-vectorizer.h (relevant): Add documentation.
11019 2007-02-20 Mike Stump <mrs@apple.com>
11021 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11022 * configure: Regenerate.
11024 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11026 Change the defaults of some parameters and options.
11027 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11028 * config/spu/spu.c (spu_optimization_options): Add.
11029 (spu_override_options): Change params in spu_optimization_options.
11030 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11032 Register 127 is only 16 byte aligned when used as a frame pointer.
11033 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11034 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11035 HARD_FRAME_POINTER_REGNUM.
11036 (spu_legitimate_address): Use regno_aligned_for_reload.
11037 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11038 aligned when frame_pointer_needed is true.
11039 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11041 * config/spu/spu.h (INIT_EXPANDERS): Define.
11043 Make sure shift and rotate instructions have valid immediate operands.
11044 * config/spu/predicates.md (spu_shift_operand): Remove.
11045 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11046 * config/spu/constraints.md (W, O): Extend range.
11047 * config/spu/spu.md (umask, nmask): Define.
11048 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11049 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11050 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11051 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11052 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11053 (lshr<mode>3_reg): Fix rtl description.
11055 Make sure mulhisi immediate operands are valid.
11056 * config/spu/predicates.md (imm_K_operand): Add.
11057 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11059 Generate constants using fsmbi and andi.
11060 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11061 (print_operand, spu_split_immediate, classify_immediate,
11062 fsmbi_const_p): Handle IC_FSMBI2.
11064 Correctly handle a CONST_VECTOR containing symbols.
11065 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11066 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11067 (immediate_load_p): Allow symbols that use 2 instructions to create.
11068 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11069 with symbols when flag_pic is set.
11070 (const_vector_immediate_p): New.
11071 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11072 accept a CONST_VECTOR with symbols.
11073 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11074 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11076 * config/spu/spu.md (high, low): Delete.
11077 (low_<mode>): Define.
11079 Remove INTRmode and INTR_REGNUM, which didn't work.
11080 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11082 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11083 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11084 peephole2 pattern): Don't use INTR or 131.
11085 (movintrcc): Delete.
11086 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11087 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11088 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11089 (UNSPEC_SET_INTR): Add.
11090 * config/spu/spu-modes.def (INTR): Remove.
11092 More accurate warnings about run-time relocations.
11093 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11095 Correctly warn about immediate arguments to specific intrinsics.
11096 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11097 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11098 the instruction predicate.
11100 Fix tree check errors with latest update.
11101 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11103 (spu_expand_builtin): Use CALL_EXPR_FN.
11105 Add missing specific intrinsics.
11106 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11108 * config/spu/spu_internals.h: Ditto.
11110 Fix incorrect operand modifiers.
11111 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11112 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11114 Optimize one case of zero_extend of a vec_select.
11115 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11117 Accept any immediate for hbr.
11118 * config/spu/spu.md (hbr): Change s constraints to i.
11120 2007-02-21 Paul Brook <paul@codesourcery.com>
11122 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11123 condexec_count when skipping USE and CLOBBER.
11125 2007-02-21 Nick Clifton <nickc@redhat.com>
11127 * common.opt (Warray-bounds): Add Warning attribute.
11128 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11130 (fsized-zeroes): Add Optimization attribute.
11131 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11132 * c.opt (Wc++0x-compat): Add Warning attribute.
11134 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11136 PR middle-end/30761
11137 * reload1.c (eliminate_regs_in_insn): In the single_set special
11138 case, attempt to re-recognize the insn before falling back to
11139 having reload fix it up.
11141 2007-02-20 Eric Christopher <echristo@gmail.com>
11143 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11144 Rewrite accordingly.
11145 (frv_read_iacc_argument): Ditto.
11146 (frv_expand_set_builtin): Take a call instead of arglist, update for
11148 (frv_expand_unop_builtin): Ditto.
11149 (frv_expand_binop_builtin): Ditto.
11150 (frv_expand_cut_builtin): Ditto.
11151 (frv_expand_binopimm_builtin): Ditto.
11152 (frv_expand_voidbinop_builtin): Ditto.
11153 (frv_expand_int_void2arg): Ditto.
11154 (frv_expand_prefetches): Ditto.
11155 (frv_expand_voidtriop_builtin): Ditto.
11156 (frv_expand_voidaccop_builtin): Ditto.
11157 (frv_expand_load_builtin): Ditto.
11158 (frv_expand_store_builtin): Ditto.
11159 (frv_expand_mdpackh_builtin): Ditto.
11160 (frv_expand_mclracc_builtin): Ditto.
11161 (frv_expand_mrdacc_builtin): Ditto.
11162 (frv_expand_mwtacc_builtin): Ditto.
11163 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11166 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11168 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11169 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11171 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11172 point instructions.
11173 * configure: Regenerate.
11174 * config.in: Regenerate.
11175 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11176 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11177 masks to power6 and power6x and to POWERPC_MASKS.
11178 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11180 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11181 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11182 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11183 Access PROTOTYPE as variable, not mask.
11185 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11187 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11188 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11189 * combine.c (adjust_for_new_dest): Use it.
11190 * postreload.c (reload_combine): Likewise.
11192 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11194 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11195 notes on an insn with multiple sets, even if single_set returns
11196 non-NULL for that insn.
11198 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11200 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11201 scalbn and scalbln.
11203 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11205 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11206 if user didn't pass it.
11207 * config/i386/darwin.h (CC1_SPEC): Likewise.
11208 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11209 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11210 -mmacosx-version-min.
11212 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11213 Uros Bizjak <ubizjak@gmail.com>
11215 * optabs.h (enum optab_index): Add new OTI_scalb.
11216 (scalb_optab): Define corresponding macro.
11217 * optabs.c (init_optabs): Initialize scalb_optab.
11218 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11220 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11221 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11222 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11223 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11224 flag_unsafe_math_optimizations is set.
11226 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11227 to implement scalbf, scalb and scalbl built-ins as inline x87
11230 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11231 DJ Delorie <dj@redhat.com>
11234 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11235 (diagnostic_report_diagnostic): ... here, and turn them into real
11236 errors. If warnings are inhibited, no need to do anything.
11238 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11240 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11241 better code generation.
11243 2007-02-20 Ben Elliston <bje@au.ibm.com>
11245 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11247 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11249 * config/alpha/alpha.c, config/alpha/alpha.md,
11250 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11251 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11252 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11253 config/arm/lib1funcs.asm: Follow spelling conventions.
11255 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11256 config/fr30/fr30.md, config/i386/i386.h,
11257 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11258 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11259 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11260 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11261 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11262 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11263 config/sparc/sparc.c, config/sparc/sparc.h,
11264 config/sparc/sparc.md, config/spu/constraints.md,
11265 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11268 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11271 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11274 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11276 * doc/invoke.texi (-ftree-lrs): Remove.
11278 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11280 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11283 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11285 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11286 new CALL_EXPR_FN macro for retrieving the function
11287 declaration of the input expression.
11289 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11291 * c.opt (Waddress): New.
11292 * common.opt (Walways-true): Delete.
11293 (Wstring-literal-comparison): Delete.
11294 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11295 -Wstring-literal-comparison. Add -Waddress.
11297 (Walways-true): Delete.
11298 (Wstring-literal-comparison): Delete.
11299 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11300 consistently instead of -Walways-true in example.
11301 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11302 * c-typeck.c (parser_build_binary_op): Replace
11303 -Wstring-literal-comparison and -Walways-true with -Waddress.
11304 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11307 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11309 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11310 without DECL_STRUCT_FUNCTION initialized.
11312 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11314 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11315 due to calls to functions taking pointers as parameters.
11317 2007-02-19 Richard Henderson <rth@redhat.com>
11320 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11323 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11325 * config/s390/s390.c (s390_call_saved_register_used,
11326 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11327 accessed to the new scheme.
11329 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11331 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11332 (cris_print_index, cris_print_operand, cris_print_operand_address)
11333 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11334 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11335 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11336 GET_CODE () == xxx.
11337 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11338 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11339 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11340 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11341 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11342 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11343 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11344 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11345 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11346 (uminsi3, call, call_value): Ditto.
11347 (define_split: indir_to_reg_split, unnamed): Ditto.
11349 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11351 PR tree-optimization/30975
11352 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11355 2007-02-18 Eric Christopher <echristo@gmail.com>
11357 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11358 Remove use of arglist.
11359 (mips_expand_builtin): Remove use of arglist, pass in expr.
11360 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11361 (mips_expand_builtin_movtf): Ditto.
11362 (mips_expand_builtin_compare): Ditto.
11364 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11366 * tree-sra.c (sra_build_assignment): Replace assertion
11367 checking with a comment explaining why it can't be done.
11369 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11371 PR middle-end/30833
11372 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11373 during CALL_EXPR representation conversion.
11374 * tree-ssa-propagate.c (set_rhs): Likewise.
11376 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11378 * tree-sra.c (sra_build_assignment): Disable assertion checking
11381 2007-02-18 Roger Sayle <roger@eyesopen.com>
11383 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11384 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11385 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11387 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11388 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11389 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11390 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11391 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11392 force_gimple_operand): Likewise.
11393 * ipa-cp.c (constant_val_insert): Likewise.
11394 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11395 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11396 perfect_nestify): Likewise.
11397 * langhooks.c (lhd_omp_assignment): Likewise.
11398 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11399 lower_copyprivate_clauses, lower_send_clauses,
11400 lower_send_shared_vars, expand_parallel_call,
11401 expand_omp_for_generic, expand_omp_for_static_nochunk,
11402 expand_omp_for_static_chunk, expand_omp_sections,
11403 lower_omp_single_copy, lower_omp_for_lastprivate,
11404 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11405 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11406 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11409 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11411 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11412 config/sh/sh.md: Follow spelling conventions.
11414 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11415 config/frv/predicates.md: Follow spelling conventions.
11417 * config/m68k/linux-unwind.h: Fix a comment typo.
11418 * target.h: Follow spelling conventions.
11420 2007-02-18 Roger Sayle <roger@eyesopen.com>
11422 PR rtl-optimization/28173
11423 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11424 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11425 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11426 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11427 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11429 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11431 * builtins.c (fold_builtin_load_exponent): New.
11432 (fold_builtin_2): Use it.
11434 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11436 PR rtl-optimization/30773
11437 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11438 if we fail to attach a REG_EQUIV note.
11440 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11441 Roger Sayle <roger@eyesopen.com>
11443 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11445 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11447 * calls.c (initialize_argument_information): Pass original EXP
11448 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11449 code to split complex arguments here, as part of initializing the
11451 (expand_call): Remove code that builds a list of arguments and
11452 inserts implicit arguments into it. Instead, just count how many
11453 implicit arguments there will be so we can determine the size of
11454 the ARGS array, and let initialize_argument_information do the work.
11455 (split_complex_values): Delete unused function.
11457 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11459 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11461 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11463 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11464 for arg pointer based indexed addressing.
11466 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11468 * config/ia64/ia64.h, config/ia64/ia64.md,
11469 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11470 spelling conventions.
11472 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11474 * config/m68k/m68k.c (split_di): New.
11475 * config/m68k/m68k-protos.h: Declare split_di.
11476 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11477 Improve predicate handling and split constant shifts.
11479 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11481 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11482 parameter for register bitfield operations, general predicates
11485 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11487 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11488 * config/m68k/linux-unwind.h: New file.
11490 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11492 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11493 config/i386/athlon.md, config/ia64/ia64.md,
11494 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11495 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11496 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11497 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11498 tree-vect-transform.c: Fix comment typos.
11500 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11502 * sched-deps.c (find_insn_list): Remove.
11503 * sched-int.h: Remove the prototype for find_insn_list.
11505 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11507 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11509 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11510 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11511 darwin_rs6000_override_options.
11512 (C_COMMON_OVERRIDE_OPTIONS): Expect
11513 darwin_macosx_version_min to be non-NULL always.
11514 (TARGET_C99_FUNCTIONS): Likewise.
11515 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11516 (DARWIN_MINVERSION_SPEC): New.
11517 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11518 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11520 (DARWIN_MINVERSION_SPEC): New.
11521 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11523 * config/darwin-c.c (darwin_cpp_builtins): Expect
11524 darwin_macosx_version_min to be non-NULL always.
11526 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11528 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11530 * config/i386/i386.h (x86_use_xchgb): New.
11531 (TARGET_USE_XCHGB): New macro.
11532 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11533 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11534 Split after reload into bswaphi for shifts of 8.
11535 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11536 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11537 or when optimizing for size.
11539 2007-02-16 Richard Guenther <rguenther@suse.de>
11540 Christian Bruel <christian.bruel@st.com>
11542 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11543 DECLs but prefer SSA_NAMEs over DECLs.
11545 2007-02-16 Richard Guenther <rguenther@suse.de>
11547 * tree-flow-inline.h (single_imm_use_p): Remove.
11548 (zero_imm_uses_p): Likewise.
11549 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11550 instead of single_imm_use_p.
11551 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11554 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11557 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11558 nested double- and backquotes.
11560 2007-02-15 Roger Sayle <roger@eyesopen.com>
11562 PR middle-end/30391
11563 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11564 should be unreachable.
11565 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11566 For the time being redirect GIMPLE_MODIFY_STMT to the new
11567 (renamed) build_gimple_modify_stmt_stat.
11568 (build2_gimple_stat): Rename to...
11569 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11570 Always build a GIMPLE_MODIFY_STMT node.
11571 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11572 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11575 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11576 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11577 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11578 expand_complex_div_wide): Likewise.
11579 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11580 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11581 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11582 * tree-ssa-loop-manip.c (create_iv): Likewise.
11583 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11584 abs_replacement): Likewise.
11585 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11586 realify_fake_stores): Likewise.
11588 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11589 node rather than a GIMPLE_MODIFY_STMT node.
11590 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11591 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11593 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11594 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11595 GIMPLE_MODIFY_STMT.
11597 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11599 PR middle-end/30433
11600 * fold-const.c (fold_comparison): Add back the
11601 folding of constant complex comparisions.
11603 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11605 PR middle-end/30729
11606 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11607 effects unknown to this function, return early.
11609 2007-02-15 Ian Lance Taylor <iant@google.com>
11611 * lower-subreg.c (move_eh_region_note): New static function.
11612 (resolve_simple_move): Call it.
11613 (decompose_multiword_subregs): Track blocks for which we resolve a
11614 simple move which is also a control flow insn. Pass them to
11615 find_many_sub_basic_blocks.
11616 (pass_lower_subreg): Add TODO_verify_flow.
11617 (pass_lower_subreg2): Likewise.
11619 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11620 Brooks Moses <brooks.moses@codesourcery.com>
11621 Lee Millward <lee.millward@codesourcery.com>
11623 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11624 (VL_EXP_CLASS_P): New.
11625 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11627 (TREE_OPERAND_CHECK_CODE): Likewise.
11628 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11629 (TREE_RTL_OPERAND_CHECK): Likewise.
11630 (tree_operand_check_failed): Make second parameter the whole tree
11631 instead of its code. Fixed callers.
11632 (VL_EXP_CHECK): New.
11633 (TREE_OPERAND_LENGTH): New.
11634 (VL_EXP_OPERAND_LENGTH): New.
11635 (CALL_EXPR_FN): New.
11636 (CALL_EXPR_STATIC_CHAIN): New.
11637 (CALL_EXPR_ARGS): New.
11638 (CALL_EXPR_ARG): New.
11639 (call_expr_nargs): New.
11640 (CALL_EXPR_ARGP): New.
11641 (build_nt_call_list): Declare.
11642 (build_vl_exp_stat): Declare.
11643 (build_vl_exp): New.
11644 (build_call_list): Declare.
11645 (build_call_nary): Declare.
11646 (build_call_valist): Declare.
11647 (build_call_array): Declare.
11648 (call_expr_arg): Declare.
11649 (call_expr_argp): Declare.
11650 (call_expr_arglist): Declare.
11651 (fold_build_call_list): Declare.
11652 (fold_build_call_list_initializer): Declare.
11653 (fold_call_expr): Declare to replace fold_builtin.
11654 (fold_builtin_fputs): Update to agree with modified definition.
11655 (fold_builtin_strcpy): Likewise.
11656 (fold_builtin_strncpy): Likewise.
11657 (fold_builtin_memory_chk): Likewise.
11658 (fold_builtin_stxcpy_chk): Likewise.
11659 (fold_builtin_strncpy_chk): Likewise.
11660 (fold_builtin_next_arg): Likewise.
11661 (fold_build_call_expr): Declare.
11662 (fold_builtin_call_list): Declare.
11663 (fold_builtin_call_valist): Declare.
11664 (build_call_expr): Declare.
11665 (validate_arglist): Update to agree with modified definition.
11666 (tree_operand_length): New.
11667 (call_expr_arg_iterator): New.
11668 (init_call_expr_arg_iterator): New.
11669 (next_call_expr_arg): New.
11670 (first_call_expr_arg): New.
11671 (more_call_expr_args_p): New.
11672 (FOR_EACH_CALL_EXPR_ARG): New.
11674 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11675 and tcc_gimple_stmt.
11676 (tree_code_size): Update documentation. Use sizeof (tree) rather
11677 than sizeof (char *).
11678 (tree_size): Likewise. Add case for tcc_vl_exp.
11679 (tree_node_structure): Add case for tcc_vl_exp.
11680 (contains_placeholder_p): Likewise.
11681 (substitute_in_expr): Likewise.
11682 (substitute_placeholder_in_expr): Likewise.
11683 (stabilize_reference_1): Likewise.
11684 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11685 to diagnose breakage of this interface for constructing CALL_EXPRs.
11686 (build_nt): Add similar assertion here.
11687 (build_nt_call_list): New.
11688 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11689 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11691 (get_callee_fndecl): Use new CALL_EXPR accessors.
11692 (tree_operand_check_failed): Change parameters to pass entire node
11693 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11694 (process_call_operands): New.
11695 (build_vl_exp_stat): New.
11696 (build_call_list): New.
11697 (build_call_nary): New.
11698 (build_call_valist): New.
11699 (build_call_array): New.
11700 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11701 (call_expr_arglist): New.
11703 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11704 tcc_vl_exp instead of a fixed-size tcc_expression.
11706 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11707 accessors for CALL_EXPRs.
11708 (AGGR_INIT_EXPR): Likewise.
11710 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11711 Brooks Moses <brooks.moses@codesourcery.com>
11712 Lee Millward <lee.millward@codesourcery.com>
11714 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11715 (expand_builtin_nonlocal_goto): Change parameter to be entire
11716 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11717 (expand_builtin_prefetch): Likewise.
11718 (expand_builtin_classify_type): Likewise.
11719 (mathfn_built_in): Return NULL_TREE instead of 0.
11720 (expand_errno_check): Use new CALL_EXPR accessors.
11721 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11722 Return NULL_RTX instead of 0.
11723 (expand_builtin_mathfn_2): Likewise.
11724 (expand_builtin_mathfn_3): Likewise.
11725 (expand_builtin_interclass_mathfn): Likewise.
11726 (expand_builtin_sincos): Likewise.
11727 (expand_builtin_cexpi): Likewise.
11728 (expand_builtin_int_roundingfn): Likewise.
11729 (expand_builtin_int_roundingfn_2): Likewise.
11730 (expand_builtin_pow): Likewise.
11731 (expand_builtin_powi): Likewise.
11732 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11733 of arglist, fixing callers appropriately. Use new CALL_EXPR
11734 accessors and constructors. Return NULL_RTX instead of 0.
11735 (expand_builtin_strstr): Likewise.
11736 (expand_builtin_strchr): Likewise.
11737 (expand_builtin_strrchr): Likewise.
11738 (expand_builtin_strpbrk): Likewise.
11739 (expand_builtin_memcpy): Likewise.
11740 (expand_builtin_mempcpy): Likewise.
11741 (expand_builtin_mempcpy_args): New.
11742 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11743 (expand_builtin_memmove_args): New.
11744 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11745 (expand_movstr): Likewise.
11746 (expand_builtin_strcpy): Likewise.
11747 (expand_builtin_strcpy_args): New.
11748 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11749 (expand_builtin_strncpy): Likewise.
11750 (expand_builtin_memset): Likewise.
11751 (expand_builtin_memset_args): New.
11752 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11753 (expand_builtin_memcmp): Likewise.
11754 (expand_builtin_strcmp): Likewise.
11755 (expand_builtin_strncmp): Likewise.
11756 (expand_builtin_strcat): Likewise.
11757 (expand_builtin_strncat): Likewise.
11758 (expand_builtin_strspn): Likewise.
11759 (expand_builtin_strcspn): Likewise.
11760 (expand_builtin_args_info): Likewise.
11761 (expand_builtin_va_start): Likewise.
11762 (gimplify_va_arg_expr): Likewise.
11763 (expand_builtin_va_end): Likewise.
11764 (expand_builtin_va_copy): Likewise.
11765 (expand_builtin_frame_address): Likewise.
11766 (expand_builtin_alloca): Likewise.
11767 (expand_builtin_bswap): Likewise.
11768 (expand_builtin_unop): Likewise.
11769 (expand_builtin_fputs): Likewise.
11770 (expand_builtin_expect): Likewise.
11771 (expand_builtin_fabs): Likewise.
11772 (expand_builtin_copysign): Likewise.
11773 (expand_builtin_printf): Likewise.
11774 (expand_builtin_fprintf): Likewise.
11775 (expand_builtin_sprintf): Likewise.
11776 (expand_builtin_init_trampoline): Likewise.
11777 (expand_builtin_signbit): Likewise.
11778 (expand_builtin_fork_or_exec): Likewise.
11779 (expand_builtin_sync_operation): Likewise.
11780 (expand_builtin_compare_and_swap): Likewise.
11781 (expand_builtin_lock_test_and_set): Likewise.
11782 (expand_builtin_lock_release): Likewise.
11783 (expand_builtin): Likewise.
11784 (builtin_mathfn_code): Likewise.
11786 (fold_builtin_constant_p): Pass call arguments individually instead
11787 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11788 accessors and constructors. Return NULL_TREE instead of 0.
11789 (fold_builtin_expect): Likewise.
11790 (fold_builtin_classify_type): Likewise.
11791 (fold_builtin_strlen): Likewise.
11792 (fold_builtin_nan): Likewise.
11793 (integer_valued_real_p): Likewise.
11794 (fold_trunc_transparent_mathfn): Likewise.
11795 (fold_fixed_mathfn): Likewise.
11796 (fold_builtin_cabs): Likewise.
11797 (fold_builtin_sqrt): Likewise.
11798 (fold_builtin_cbrt): Likewise.
11799 (fold_builtin_cos): Likewise.
11800 (fold_builtin_cosh): Likewise.
11801 (fold_builtin_tan): Likewise.
11802 (fold_builtin_sincos): Likewise.
11803 (fold_builtin_cexp): Likewise.
11804 (fold_builtin_trunc): Likewise.
11805 (fold_builtin_floor): Likewise.
11806 (fold_builtin_ceil): Likewise.
11807 (fold_builtin_round): Likewise.
11808 (fold_builtin_int_roundingfn): Likewise.
11809 (fold_builtin_bitop): Likewise.
11810 (fold_builtin_bswap): Likewise.
11811 (fold_builtin_logarithm): Likewise.
11812 (fold_builtin_hypot): Likewise.
11813 (fold_builtin_pow): Likewise.
11814 (fold_builtin_powi): Likewise.
11815 (fold_builtin_exponent): Likewise.
11816 (fold_builtin_memset): Likewise.
11817 (fold_builtin_bzero): Likewise.
11818 (fold_builtin_memory_op): Likewise.
11819 (fold_builtin_bcopy): Deleted; call site changed to invoke
11820 fold_builtin_memory_op directly.
11821 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11822 (fold_builtin_strncpy): Likewise.
11823 (fold_builtin_memcmp): Likewise.
11824 (fold_builtin_strcmp): Likewise.
11825 (fold_builtin_strncmp): Likewise.
11826 (fold_builtin_signbit): Likewise.
11827 (fold_builtin_copysign): Likewise.
11828 (fold_builtin_isascii): Likewise.
11829 (fold_builtin_toascii): Likewise.
11830 (fold_builtin_isdigit): Likewise.
11831 (fold_builtin_fabs): Likewise.
11832 (fold_builtin_abs): Likewise.
11833 (fold_builtin_fmin_fmax): Likewise.
11834 (fold_builtin_carg): Likewise.
11835 (fold_builtin_classify): Likewise.
11836 (fold_builtin_unordered_cmp): Likewise.
11838 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11839 New functions split out from fold_builtin_1.
11840 (fold_builtin_n): New.
11841 (fold_builtin_varargs): New.
11842 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11844 (fold_call_expr): New.
11845 (build_function_call_expr): Rewrite to use new helper function.
11846 (fold_builtin_call_list): New.
11847 (build_call_expr): New.
11848 (fold_builtin_call_valist): New.
11849 (rewrite_call_expr): New.
11850 (validate_arg): New.
11851 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11852 of an arglist. Change return type to bool. Use new CALL_EXPR
11855 (fold_builtin_strstr): Pass call arguments individually instead
11856 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11857 accessors and constructors. Return NULL_TREE instead of 0.
11858 (fold_builtin_strchr): Likewise.
11859 (fold_builtin_strrchr): Likewise.
11860 (fold_builtin_strpbrk): Likewise.
11861 (fold_builtin_strcat): Likewise.
11862 (fold_builtin_strncat): Likewise.
11863 (fold_builtin_strspn): Likewise.
11864 (fold_builtin_strcspn): Likewise.
11865 (fold_builtin_fputs): Likewise.
11866 (fold_builtin_next_arg): Likewise.
11867 (fold_builtin_sprintf): Likewise.
11869 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11870 NULL_RTX instead of 0.
11871 (expand_builtin_memory_chk): Likewise.
11872 (maybe_emit_chk_warning): Likewise.
11873 (maybe_emit_sprintf_chk_warning): Likewise.
11875 (fold_builtin_object_size): Pass call arguments individually instead
11876 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11877 accessors and constructors. Return NULL_TREE instead of 0.
11878 (fold_builtin_memory_chk): Likewise.
11879 (fold_builtin_stxcpy_chk): Likewise.
11880 (fold_builtin_strncpy_chk): Likewise.
11881 (fold_builtin_strcat_chk): Likewise.
11882 (fold_builtin_strcat_chk): Likewise.
11883 (fold_builtin_strncat_chk): Likewise.
11884 (fold_builtin_sprintf_chk): Likewise.
11885 (fold_builtin_snprintf_chk): Likewise.
11886 (fold_builtin_printf): Likewise.
11887 (fold_builtin_vprintf): Likewise.
11889 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11891 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11892 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11893 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11894 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11895 (fold_unary): Likewise.
11896 (fold_binary): Likewise.
11897 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11898 ternary expressions.
11899 (fold): Add logic for tcc_vl_exp.
11900 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11901 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11902 (fold_build3_stat): Add assertion to flag broken interface for
11903 constructing CALL_EXPRs.
11904 (fold_build_call_list): New.
11905 (fold_build_call_list_initializer): New.
11906 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11908 (fold_strip_sign_ops): Likewise.
11910 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11911 Brooks Moses <brooks.moses@codesourcery.com>
11912 Lee Millward <lee.millward@codesourcery.com>
11914 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11915 accessors and dump arguments explicitly.
11917 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11919 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11921 (print_call_name): Use new CALL_EXPR accessors.
11923 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11924 CALL_EXPR arguments explicitly instead of as a list. Use
11925 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11927 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11928 (vrp_visit_stmt): Likewise.
11930 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11931 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11933 (force_move_till_expr): Likewise.
11935 * targhooks.c (default_external_stack_protect_fail): Use
11936 build_call_expr instead of build_function_call_expr.
11937 (default_hidden_stack_protect_fail): Likewise.
11939 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11942 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11943 and walk arguments explicitly.
11945 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11946 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11947 (expand_simple_operations): Likewise.
11948 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11950 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11951 of TREE_CODE_LENGTH.
11952 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11954 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11955 instead of TREE_CODE_LENGTH.
11957 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11958 (tree_ic_transform): Likewise.
11959 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11960 parameter instead of arglist. Fix callers.
11961 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11962 (tree_stringops_transform): Likewise.
11963 (tree_indirect_call_to_profile): Likewise.
11964 (tree_stringops_values_to_profile): Likewise.
11966 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11967 (eliminate_tail_call): Likewise.
11969 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11971 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11972 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11974 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11976 * omp-low.c (build_omp_barrier): Use build_call_expr.
11977 (lower_rec_input_clauses): Likewise.
11978 (lower_reduction_clauses): Likewise.
11979 (expand_parallel_call): Likewise.
11980 (maybe_catch_exception): Likewise.
11981 (expand_omp_for_generic): Likewise.
11982 (expand_omp_for_static_nochunk): Likewise.
11983 (expand_omp_sections): Likewise.
11984 (lower_omp_single_simple): Likewise.
11985 (lower_omp_single_copy): Likewise.
11986 (lower_omp_master): Likewise.
11987 (lower_omp_ordered): Likewise.
11988 (lower_omp_critical): Likewise.
11990 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11991 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11993 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11994 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11995 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11997 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11998 and generalize to handle any number of operands.
11999 (chrec_contains_undetermined): Likewise.
12000 (tree_contains_chrecs): Likewise.
12001 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
12003 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
12005 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
12006 fold_call_expr instead of fold_builtin.
12007 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
12008 match declarations there.
12009 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
12012 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
12013 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12015 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
12016 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
12018 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
12021 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
12022 (execute_cse_sincos): Use new CALL_EXPR accessors.
12024 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
12026 * gimple-low.c (lower_function_body): Use build_call_expr.
12027 (lower_builtin_setjmp): Likewise.
12029 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12030 (set_storage_via_libcall): Likewise.
12031 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12032 instead of TREE_CODE_LENGTH.
12033 (expand_expr_real_1): Use new CALL_EXPR accessors.
12035 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12036 generalize to handle any number of operands.
12037 (TB_parent_eq): Likewise.
12039 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12040 (strip_builtin_expect): Likewise.
12042 * function.c (gimplify_parameters): Use build_call_expr.
12044 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12045 instead of TREE_CODE_LENGTH.
12047 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12048 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12050 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12053 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12054 (gimplify_decl_expr): Likewise.
12055 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12056 Use new CALL_EXPR iterators.
12057 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12058 (gimplify_modify_expr_to_memset): Likewise.
12059 (gimplify_variable_sized_compare): Likewise.
12060 (gimplify_omp_atomic_fetch_op): Likewise.
12061 (gimplify_omp_atomic_pipeline): Likewise.
12062 (gimplify_omp_atomic_mutex): Likewise.
12063 (gimplify_function_tree): Likewise.
12065 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12066 (call_expr_flags): Likewise.
12067 (expand_call): Likewise.
12069 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12070 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12073 * coverage.c (create_coverage): Use build_call_expr.
12075 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12076 (temp_call_expr_obstack): New.
12077 (pool_copy_list): Delete.
12078 (temp_copy_call_expr): New.
12079 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12080 CALL_EXPR accessors. Get rid of special goo for copying argument
12081 lists and use temp_copy_call_expr instead.
12082 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12083 CALL_EXPR accessors.
12084 (create_expression_by_pieces): Likewise. Use build_call_array
12085 to construct the result instead of fold_build3.
12086 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12087 dealing with argument lists.
12088 (init_pre): Remove references to expression_node_pool and
12089 list_node_pool. Init temp_call_expr_obstack instead.
12090 (fini_pre): Remove references to expression_node_pool and
12093 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12094 and walk arguments explicitly instead of as a list.
12096 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12097 (mx_register_decls): Likewise.
12098 (mudflap_register_call): Likewise.
12099 (mudflap_finish_file): Likewise.
12101 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12102 (ipa_callsite_compute_param): Likewise.
12104 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12105 accessors and constructor.
12107 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12108 accessors and constructor.
12109 (convert_tramp_reference): Likewise.
12110 (convert_call_expr): Likewise.
12111 (finalize_nesting_tree_1): Likewise.
12113 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12116 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12118 * tree-inline.c (initialize_inlined_parameters): Pass entire
12119 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12121 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12122 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12124 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12125 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12126 (vectorizable_reduction): Likewise.
12127 (vectorizable_call): Use new CALL_EXPR iterators.
12128 (vectorizable_conversion): Use build_call_expr.
12129 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12130 (vect_gen_widened_results_half): Use build_call_expr.
12131 (vect_setup_realignment): Likewise.
12132 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12134 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12135 (pass_through_call): Likewise.
12136 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12139 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12140 (tree_gen_pow2_profiler): Likewise.
12141 (tree_gen_one_value_profiler): Likewise.
12142 (tree_gen_ic_func_profiler): Likewise.
12143 (tree_gen_average_profiler): Likewise.
12144 (tree_gen_ior_profiler): Likewise.
12146 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12147 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12148 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12150 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12151 of TREE_CODE_LENGTH.
12153 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12154 of TREE_CODE_LENGTH.
12156 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12158 (convert_to_integer): Likewise.
12160 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12163 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12164 Brooks Moses <brooks.moses@codesourcery.com>
12165 Lee Millward <lee.millward@codesourcery.com>
12167 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12169 * config/frv/frv.c (frv_expand_builtin): Likewise.
12170 * config/s390/s390.c (s390_expand_builtin): Likewise.
12172 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12173 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12175 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12176 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12177 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12178 (ix86_expand_store_builtin): Likewise.
12179 (ix86_expand_unop_builtin): Likewise.
12180 (ix86_expand_unop1_builtin): Likewise.
12181 (ix86_expand_sse_compare): Likewise.
12182 (ix86_expand_sse_comi): Likewise.
12183 (ix86_expand_vec_init_builtin): Likewise.
12184 (ix86_expand_vec_ext_builtin): Likewise.
12185 (ix86_expand_vec_set_builtin): Likewise.
12186 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12188 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12189 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12191 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12192 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12193 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12195 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12197 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12198 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12199 arglist. Use new CALL_EXPR accessors. Fix callers.
12200 (altivec_expand_abs_builtin): Likewise.
12201 (rs6000_expand_binop_builtin): Likewise.
12202 (altivec_expand_predicate_builtin): Likewise.
12203 (altivec_expand_lv_builtin): Likewise.
12204 (spe_expand_stv_builtin): Likewise.
12205 (altivec_expand_stv_builtin): Likewise.
12206 (rs6000_expand_ternop_builtin): Likewise.
12207 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12208 (altivec_expand_st_builtin): Likewise.
12209 (altivec_expand_dst_builtin): Likewise.
12210 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12211 arglist. Use new CALL_EXPR accessors. Fix callers.
12212 (altivec_expand_vec_set_builtin): Likewise.
12213 (altivec_expand_vec_ext_builtin): Likewise.
12214 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12215 (spe_expand_builtin): Likewise.
12216 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12217 arglist. Use new CALL_EXPR accessors. Fix callers.
12218 (spe_expand_evsel_builtin): Likewise.
12219 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12220 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12222 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12223 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12224 (arm_expand_unop_builtin): Likewise.
12225 (arm_expand_builtin): Use new CALL_EXPR accessors.
12227 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12230 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12231 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12232 (bfin_expand_unop_builtin): Likewise.
12233 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12235 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12236 Brooks Moses <brooks.moses@codesourcery.com>
12237 Lee Millward <lee.millward@codesourcery.com>
12239 * c-semantics.c (build_stmt): Add internal diagnostic check.
12241 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12242 accessors. Print arguments explicitly instead of as a list.
12244 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12246 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12247 (c_finish_omp_flish): Likewise.
12249 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12250 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12251 instead of TREE_CODE_LENGTH.
12252 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12253 (c_warn_unused_result): Likewise.
12255 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12258 * doc/invoke.texi (Warning Options): Remove
12259 -Werror-implicit-function-declaration.
12260 (Wimplicit-function-declaration): Update description.
12261 * opts.c (common_handle_option): Move handling of -Werror=* to...
12262 (enable_warning_as_error): ...here.
12263 * opts.h (enable_warning_as_error): Declare.
12264 * c-decl.c (implicit_decl_warning): Unless
12265 -Wno-implicit-function-declaration is given, emit a pedwarn if
12266 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12267 * c.opt (Wimplicit-function-declaration): Replace
12268 mesg_implicit_function_declaration with
12269 warn_implicit_function_declaration.
12270 * c-opts.c (c_common_handle_option):
12271 -Werror-implicit-function-declaration is exactly equal as
12272 -Werror=implicit-function-declaration.
12273 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12274 warn_implicit_function_declaration.
12275 (c_common_post_options): -Wimplict-function-declaration is enabled
12276 by default by -std=c99, otherwise is disabled by default.
12277 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12279 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12281 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12282 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12283 former is ignored but not the latter.
12285 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12287 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12288 is made and the reference doesn't use the alias set of its type,
12289 do not create the temporary using that type.
12291 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12293 * jump.c: Remove prototypes for delete_computation and
12294 delete_prior_computation.
12296 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12298 * jump.c (get_label_after): Delete.
12299 (get_label_before, delete_computation, delete_jump,
12300 delete_prior_computation, follow_jumps): Move...
12301 * reorg.c (delete_computation, delete_prior_computation): ... here...
12302 (get_label_before, delete_jump): ... making these static ...
12303 (follow_jumps): ... and simplifying this since it only runs after
12305 * rtl.h (get_label_after, get_label_before, delete_jump,
12306 follow_jumps): Delete prototypes.
12308 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12310 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12312 2007-02-15 Nick Clifton <nickc@redhat.com>
12314 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12315 order to prevent it from being munged by the target.
12317 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12319 * config/i386/i386.md: Remove misleading comment.
12321 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12323 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12324 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12327 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12329 * tree-sra.c (instantiate_missing_elements): Canonicalize
12331 (sra_build_assignment): New.
12332 (generate_copy_inout, generate_element_copy,
12333 generate_element_zero, generate_one_element_init): Use it.
12335 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12337 * tree-sra.c (instantiate_missing_elements): Canonicalize
12339 (sra_build_assignment): New.
12340 (generate_copy_inout, generate_element_copy,
12341 generate_element_zero, generate_one_element_init): Use it.
12343 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12345 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12348 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12350 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12351 types as aggregates not scalars.
12352 * function.c (assign_stack_temp_for_type): Likewise.
12354 2007-02-14 Roger Sayle <roger@eyesopen.com>
12355 Zdenek Dvorak <dvorakz@suse.cz>
12357 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12360 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12362 * passes.c (next_pass_1): Clear the next field of the copied
12365 2007-02-14 Richard Henderson <rth@redhat.com>
12367 * tree-sra.c (early_sra): New.
12368 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12369 (tree_sra_early, pass_sra_early): New.
12370 * tree-pass.h (pass_sra_early): Declare.
12371 * passes.c (init_optimization_passes): Use it.
12373 2007-02-14 Richard Guenther <rguenther@suse.de>
12375 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12377 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12379 PR tree-optimization/30771
12380 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12382 (vect_analyze_operations): Induction phis can now be marked as
12384 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12385 Update documentation accordingly.
12387 2007-02-14 Nick Clifton <nickc@redhat.com>
12389 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12390 most 3 arguments are supported.
12391 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12393 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12395 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12396 Ensure dst->current is valid.
12398 2007-02-13 Paul Brook <paul@codesourcery.com>
12400 * config.gcc: Add arm*-*-uclinux-*eabi.
12401 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12402 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12403 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12404 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12405 (LINK_SPEC): Define.
12406 (LIB_SPEC): Define.
12407 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12409 * config/arm/uclinux-eabi.h: New file.
12410 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12411 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12414 2007-02-13 Ian Lance Taylor <iant@google.com>
12416 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12417 * flags.h (warn_strict_overflow): Declare.
12418 (enum warn_strict_overflow_code): Define.
12419 (issue_strict_overflow_warning): New static inline function.
12420 * opts.c (warn_strict_overflow): New variable.
12421 (common_handle_option): Handle OPT_Wstrict_overflow and
12422 OPT_Wstrict_overflow_.
12423 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12425 * fold-const.c: Include intl.h.
12426 (fold_deferring_overflow_warnings): New static variable.
12427 (fold_deferred_overflow_warning): New static variable.
12428 (fold_deferred_overflow_code): New static variable.
12429 (fold_defer_overflow_warnings): New function.
12430 (fold_undefer_overflow_warnings): New function.
12431 (fold_undefer_and_ignore_overflow_warnings): New function.
12432 (fold_deferring_overflow_warnings_p): New function.
12433 (fold_overflow_warning): New static function.
12434 (make_range): Add strict_overflow_p parameter. Change all
12436 (extract_muldiv, extract_muldiv_1): Likewise.
12437 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12438 tree_expr_nonnegative_p.
12439 (fold_negate_expr): Call fold_overflow_warning.
12440 (fold_range_test): Likewise.
12441 (fold_comparison): Likewise.
12442 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12443 instead of tree_expr_nonnegative_p.
12444 (tree_expr_nonnegative_warnv_p): Rename from
12445 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12446 (tree_expr_nonnegative_p): New function.
12447 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12448 strict_overflow_p parameter.
12449 (tree_expr_nonzero_p): New function.
12450 * passes.c (verify_interpass_invariants): New static function.
12451 (execute_one_pass): Call it.
12452 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12454 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12455 (estimate_numbers_of_iterations): Likewise.
12456 (scev_probably_wraps_p): Likewise.
12457 * tree-ssa-ccp.c: Include "toplev.h".
12458 (evaluate_stmt): Defer fold overflow warnings until we know we are
12460 (struct fold_stmt_r_data): Add stmt field.
12461 (fold_stmt_r): Defer fold overflow warnings until we know we
12463 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12464 (fold_stmt_inplace): Likewise.
12465 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12466 (cleanup_control_expr_graph): Defer fold overflow warnings until
12467 we know we are going to optimize.
12468 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12469 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12471 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12472 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12473 * tree-ssa-loop-manip.c (create_iv): Likewise.
12474 * c-typeck.c (build_conditional_expr): Likewise.
12475 (build_binary_op): Likewise.
12476 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12477 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12478 (extract_range_from_unary_expr): Likewise.
12479 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12480 assuming that signed overflow does not occur.
12481 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12482 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12483 (fold_defer_overflow_warnings): Declare.
12484 (fold_undefer_overflow_warnings): Declare.
12485 (fold_undefer_and_ignore_overflow_warnings): Declare.
12486 (fold_deferring_overflow_warnings_p): Declare.
12487 (tree_expr_nonzero_warnv_p): Declare.
12488 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12489 of warning options.
12490 (Warning Options): Document -Wstrict-overflow.
12491 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12492 (tree-ssa-ccp.o): Likewise.
12493 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12494 (fold-const.o): Depend on intl.h.
12496 2007-02-13 Ian Lance Taylor <iant@google.com>
12498 PR middle-end/30751
12499 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12502 2007-02-13 Stuart Hastings <stuart@apple.com>
12504 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12506 2007-02-13 Richard Henderson <rth@redhat.com>
12508 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12509 handled_component_p before looking for the indirect_ref.
12511 2007-02-13 Richard Henderson <rth@redhat.com>
12513 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12514 remove flags clobber.
12515 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12516 (bswaphi_lowpart): New.
12517 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12518 remove TARGET_BSWAP test. Delete expander of the same name.
12520 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12521 (expand_unop): Use them.
12523 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12525 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12526 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12527 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12528 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12529 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12530 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12531 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12532 assembler dialect choice from asm templates.
12534 2007-02-12 Richard Henderson <rth@redhat.com>
12536 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12537 (fixuns_trunc<SSEMODEF>si2): Use it.
12538 * config/i386/sse.md (vec_setv4sf_0): Export.
12539 * config/i386/i386.c (ix86_build_const_vector): Export.
12540 (ix86_split_convert_uns_si_sse): Rename from
12541 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12542 * config/i386/i386-protos.h: Update.
12544 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12547 * c-typeck.c (c_finish_return): Improve warning message.
12549 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12551 * alias.c (find_symbolic_term): Delete unused function.
12553 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12555 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12556 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12557 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12559 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12561 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12562 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12563 the function, temporarily point the debug interface to the null one.
12565 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12567 * dwarf2out.c (round_up_to_align): New static function.
12568 (field_byte_offset): Use it to round the offset.
12570 2007-02-12 Richard Henderson <rth@redhat.com>
12572 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12573 (inswl_const): Export.
12575 2007-02-12 Richard Henderson <rth@redhat.com>
12577 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12578 result mode of the libcall, convert back to outmode.
12580 2007-02-12 Roger Sayle <roger@eyesopen.com>
12582 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12583 (bswapdi2): New define_expand to implement 32-bit implementation.
12585 2007-02-12 Nick Clifton <nickc@redhat.com>
12587 * doc/invoke.texi (Overall Options): Document --help=.
12588 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12589 (cc1_options): Pass --help= on to cc1.
12590 (display_help): Add description of --help=.
12591 (process_command): Add code to handle --help=. Allow translated
12592 --help and --target-help switches to be passed on to compiler
12594 (main): Remove unused if statement.
12595 * opts.c (columns): Remove.
12596 (LEFT_COLUMN): Define.
12597 (wrap_help): Add columns argument.
12598 (print_filtered_help): Change parameters to be an include bitmask,
12599 an exclude bitmask, an any bitmask and the column width. Move the
12600 code to display the params list here. Add code to display the
12601 status of options rather than their descriptions if the quiet flag
12603 (print_specific_help): Change parameters to be an include bitmask,
12604 an exclude bitmask and an any bitmask. Move code to look up the
12605 column width here. Decide upon the title for an options listing.
12606 (common_handle_options): Add code to handle --help=. Adapt code
12607 for --help and --target-help to use the revised form of the
12608 print_specific_help function.
12609 (print_help): Delete.
12610 (print_param_help): Delete.
12611 (print_switch): Delete.
12612 * opts.h (cl_lang_count): Add prototype.
12613 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12614 CL_MAX_OPTION_CLASS): New defines.
12615 * optc-gen.awk: Add construction of cl_lang_count.
12616 * c.opt: Add Warning attribute to warning options and Optimization
12617 attribute to optimization options.
12618 * common.opt: Likewise.
12620 Add -fhelp and -ftarget-help as aliases for the transformed --help
12621 and --target-help options.
12622 * opt-functions.awk: Add code to handle Warning and Optimization
12625 2007-02-12 Richard Henderson <rth@redhat.com>
12627 * config/alpha/constraints.md: New file.
12628 * config/alpha/alpha.c: Include tm-constrs.h.
12629 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12630 alpha_extra_constraint): Remove.
12631 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12632 * config/alpha/alpha-protos.h: Update.
12633 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12634 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12635 (EXTRA_CONSTRAINT): Remove.
12636 * config/alpha/alpha.md: Include constraints.md.
12637 (adddi splitter): Use satisfies_constraint_*.
12638 * config/alpha/predicates.md (add_operand): Likewise.
12639 (sext_add_operand, addition_operation): Likewise.
12641 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12643 PR tree-optimization/29145
12644 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12645 in our handling of restrict qualified pointers.
12647 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12650 * doc/invoke.texi (Wunused-value): Update description.
12651 (Wextra): Delete item.
12652 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12653 value of Wunused-value.
12654 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12655 (c_finish_stmt_expr): Don't check extra_warnings.
12656 (emit_side_effect_warnings): The caller is responsible to check
12659 2007-02-11 Roger Sayle <roger@eyesopen.com>
12660 Matt Thomas <matt@3am-software.com>
12662 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12664 2007-02-11 Roger Sayle <roger@eyesopen.com>
12666 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12667 comparisons of POPCOUNT against zero.
12668 (simplify_const_relational_operation): Likewise.
12670 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12672 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12674 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12676 * dwarf2out.c (root_type): Delete unused function.
12678 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12680 * genattrtab.c (contained_in_p): Delete unused function.
12681 (write_expr_attr_cache): Likewise.
12683 2007-02-11 Jan Hubicka <jh@suse.cz>
12685 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12688 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12690 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12691 to add the REG_EQ* note.
12692 * see.c (see_merge_one_use_extension): Likewise.
12693 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12694 turn REG_EQUAL notes into REG_EQUIV notes if the target
12695 register may have more than one set.
12696 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12697 * gcse.c (try_replace_reg): Likewise.
12698 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12699 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12700 more than one REG_EQUIV note.
12701 * reload1.c (gen_reload): Use set_unique_reg_note.
12703 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12705 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12706 (ix86_builtin_conversion): New function.
12708 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12711 * tree.h (DECL_REPLACEABLE_P): New macro.
12712 * except.c (set_nothrow_function_flags): Likewise.
12714 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12715 Ira Rosen <irar@il.ibm.com>
12716 Dorit Nuzman <dorit@il.ibm.com>
12718 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12719 * targhooks.c (default_builtin_vectorized_conversion): New.
12720 * targhooks.h (default_builtin_vectorized_function): New declaration.
12721 * target.h (struct vectorize): Add builtin_conversion field.
12722 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12723 stmt_vec_info_type value.
12724 (vectorizable_conversion): New declaration.
12725 * tree-vect-analyze.c (vect_analyze_operations): Add
12726 vectorizable_conversion call.
12727 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12728 * tree-vect-transform.c (vectorizable_conversion): New function.
12729 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12730 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12732 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12733 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12734 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12735 or ALTIVEC_BUILTIN_VCFSX.
12737 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12740 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12741 CONST_DOUBLE and operand 0 is a hard register.
12742 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12743 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12744 is a hard floating-point register.
12746 2007-02-10 Richard Henderson <rth@redhat.com>
12747 Jakub Jelinek <jakub@redhat.com>
12748 Alexandre Oliva <aoliva@redhat.com>
12750 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12751 * builtin-types.def (BT_WORD): Make unsigned.
12752 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12753 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12754 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12755 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12756 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12757 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12759 * expr.c (emutls_var_address): New.
12760 (expand_expr_real_1): Expand emulated tls.
12761 (expand_expr_addr_expr_1): Likewise.
12762 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12763 * output.h (emutls_finish): Declare.
12764 * toplev.c (compile_file): Call it.
12765 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12766 address before wrapping in CONST.
12767 * varasm.c (emutls_htab, emutls_object_type): New.
12768 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12769 (get_emutls_object_name, get_emutls_object_type): New.
12770 (get_emutls_init_templ_addr, emutls_decl): New.
12771 (emutls_common_1, emutls_finish): New.
12772 (assemble_variable): When emulating tls, swap decls; generate
12773 constructor for the emutls objects.
12774 (do_assemble_alias): When emulating tls, swap decl and target name.
12775 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12777 * varpool.c (decide_is_variable_needed): Look at force_output.
12778 Recurse for emulated tls.
12779 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12780 with decide_is_variable_needed.
12781 * emutls.c: New file.
12782 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12783 tls_object for real tls.
12785 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12787 PR rtl-optimization/29599
12788 * reload1.c (eliminate_regs_in_insn): Take the destination
12789 mode into account when computing the offset.
12791 2007-02-09 Stuart Hastings <stuart@apple.com>
12792 Richard Henderson <rth@redhat.com>
12794 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12795 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12796 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12797 fixuns_truncdfhi2): New.
12798 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12799 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12800 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12801 (floatunssidf2): Allow nonimmediate source.
12802 * config/i386/sse.md (movdi_to_sse): New.
12803 (vec_concatv2di): Drop '*'.
12804 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12805 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12806 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12808 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12809 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12810 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12811 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12812 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12813 ix86_build_const_vector.
12814 (x86_emit_floatuns): Rewrite.
12816 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12818 * genautomata.c (longest_path_length): Delete unused function.
12819 (struct state): Delete unused longest_path_length.
12820 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12821 (get_free_state): Delete unused.
12823 2007-02-09 Jan Hubicka <jh@suse.cz>
12825 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12826 * doc/invoke.texi (inline-unit-growth): Update default value.
12828 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12829 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12830 (rebuild_cgraph_edges): Likewise.
12831 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12832 (dump_cgraph_node): Dump frequencies.
12833 (cgraph_clone_edge): Add frequency scales.
12834 (cgraph_clone_node): Add freuqnecy.
12835 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12836 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12837 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12838 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12839 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12840 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12841 (save_inline_function_body): Likewise.
12842 * ipa-inline.c: inluce rtl.h
12843 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12844 (cgraph_edge_badness): Use frequencies.
12845 (cgraph_decide_recursive_inlining): Update clonning.
12846 (cgraph_decide_inlining_of_small_function): Dump frequency.
12847 * predict.c (estimate_bb_frequencies): Export.
12848 * predict.h (estimate_bb_frequencies): Declare.
12849 * tree-inline.c (copy_bb): Watch overflows.
12850 (expand_call_inline): Update call of cgraph_create_edge.
12851 (optimize_inline_calls): Use TODO flags to update frequnecies.
12852 * passes.h: Include predict.h
12853 (init_optimization_passes): Move profile ahead.
12854 (execute_function_todo): Handle TODO_rebuild_frequencies.
12856 2007-02-09 Roger Sayle <roger@eyesopen.com>
12858 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12859 the insbl or inswl pattern into a register.
12861 2007-02-09 Roger Sayle <roger@eyesopen.com>
12863 * config/ia64/ia64.md (bswapdi2): New define_insn.
12865 2007-02-09 Richard Henderson <rth@redhat.com>
12867 * config/i386/constraints.md (Ym): New constraint.
12868 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12869 (movdi_1_rex64): Split sse and xmm general register moves from
12870 memory move alternatives. Use conditional register constraints.
12871 (movsf_1, movdf_integer): Likewise.
12872 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12873 (movdf_integer_rex64): New.
12874 (pushsf_rex64): Fix output constraints.
12875 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12876 (sse2_stored): Likewise.
12877 (sse2_storeq_rex64): New.
12878 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12879 amd and not generic.
12880 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12881 for optimize_size. Remove SF/DFmode hack.
12883 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12885 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12888 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12889 Richard Sandiford <richard@codesourcery.com>
12891 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12892 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12893 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12894 m68k/t-mlib to tmake_file.
12895 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12896 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12897 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12898 Allow it to be cf or m68k. Set m68k_arch_family. If that
12899 variable is not empty, add t-$m68k_arch_family to tmake_file.
12900 Add t-mlibs to tmake_file.
12901 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12902 * config/m68k/t-cf: New file.
12903 * config/m68k/t-m68k: Likewise.
12904 * config/m68k/t-mlibs: Likewise.
12905 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12906 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12907 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12908 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12909 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12911 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12912 (INSTALL_LIBGCC): Delete.
12913 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12914 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12915 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12916 (M68K_MLIB_CPU): Define.
12917 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12918 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12919 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12921 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12922 Richard Guenther <rguenther@suse.de>
12924 PR middle-end/23361
12925 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12926 against INT_MIN/INT_MAX.
12927 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12928 file if a loop is removed.
12930 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12932 * calls.c (store_one_arg): Pass correct alignment to
12933 emit_push_insn for non-BLKmode values.
12934 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12935 unaligned stack slot via a suitably aligned slot.
12937 2007-02-08 DJ Delorie <dj@redhat.com>
12939 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12941 (legal_subregs): Use unsigned char, make const.
12942 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12944 2007-02-08 Paul Brook <paul@codesourcery.com>
12946 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12947 special interworking needed.
12949 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12951 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12952 conditional to __SSE2__.
12953 (Entries below should have been added to first ChangeLog
12954 entry for amdfam10 dated 2007-02-05)
12955 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12957 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12959 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12962 2007-02-08 DJ Delorie <dj@redhat.com>
12964 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12965 * config/m32c/m32c.c (legal_subregs): New.
12966 (m32c_illegal_subreg_p): New.
12967 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12968 unsupported subregs of hard regs.
12970 2007-02-08 Jan Hubicka <jh@suse.cz>
12972 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12973 the same one; always update histograms.
12975 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12977 * passes.c (init_optimization_passes): Tidy comment.
12979 2007-02-08 Roger Sayle <roger@eyesopen.com>
12981 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12982 strip zero_extend, bswap and rotates from POCOUNT's argument.
12983 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12984 zero_extend and rotates from PARITY's argument.
12985 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12986 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12987 of an integer constant at compile-time.
12989 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12992 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12994 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12997 * tree-ssa-live.c (remove_unused_locals): Do not remove
12998 TREE_ADDRESSABLE variables.
12999 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
13000 * tree-ssa-operands.c (add_virtual_operand): Remove argument
13001 FOR_CLOBBER. Update all users.
13002 If VAR has an associated alias set, add a virtual operand for
13003 it if no alias is found to conflict with the memory reference.
13005 2007-02-07 Jan Hubicka <jh@suse.cz>
13006 Robert Kidd <rkidd@crhc.uiuc.edu>
13008 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
13010 2007-02-07 Ian Lance Taylor <iant@google.com>
13012 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
13014 2007-02-07 Roger Sayle <roger@eyesopen.com>
13016 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
13017 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
13018 tablejumpdi, movsi_to_cr_one): Remove constraints from
13019 define_expand's match_operands.
13021 2007-02-07 Roger Sayle <roger@eyesopen.com>
13023 * global.c (compute_regsets): Move declatation of "i" inside of
13024 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
13026 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13029 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13030 of INDIRECT_REF <RESULT_DECL>.
13032 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13034 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13035 Kaz Kojima <kkojima@gcc.gnu.org>
13038 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13040 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13042 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13044 * doc/loop.texi: Document possibility not to perform disambiguation
13045 of loops with multiple latches.
13046 * cfgloopmanip.c (alp_enum_p): Removed.
13047 (add_loop): Handle subloops. Use get_loop_body_with_size.
13048 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13049 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13050 the new forwarder block.
13051 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13052 Handle the case latch is NULL.
13053 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13054 when marking loop exits.
13055 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13057 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13058 disambiguate_loops_with_multiple_latches.
13059 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13060 before fix_loop_structure.
13061 * cfgloop.c: Include pointer-set.h and output.h.
13062 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13063 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13064 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13065 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13066 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13067 disambiguate_multiple_latches, get_loop_body_with_size,
13068 disambiguate_loops_with_multiple_latches): New functions.
13069 (flow_loop_dump): Dump multiple latch edges.
13070 (flow_loop_nodes_find): Handle loops with multiple latches.
13071 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13072 (glb_enum_p): Modified.
13073 (get_loop_body): Use get_loop_body_with_size.
13074 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13075 (AVOID_CFG_MODIFICATIONS): New constant.
13076 (disambiguate_loops_with_multiple_latches, add_loop,
13077 get_loop_body_with_size): Declare.
13078 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13080 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13082 PR inline-asm/28686
13083 * global.c (compute_regsets): New function.
13084 (global_alloc): Refactored ELIMINABLE_REGSET
13085 and NO_GLOBAL_ALLOC_REGS computation out.
13086 (rest_of_handle_global_alloc): Call compute_regsets()
13087 for non-optimizing case.
13089 2007-02-06 Richard Henderson <rth@redhat.com>
13091 * config/i386/constraints.md (Y2): Rename from Y.
13092 (Yi): New constraint.
13093 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13094 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13095 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13096 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13097 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13098 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13099 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13100 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13101 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13102 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13103 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13104 vec_extractv2si_1): Change Y constraints to Y2.
13105 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13106 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13107 Change Y constraints to Y2.
13108 (sse2_loadld): Change Y constraints to x.
13110 2007-02-06 Roger Sayle <roger@eyesopen.com>
13112 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13113 (parity<mode>2): New define_expand using rs6000_emit_parity.
13114 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13115 rs6000_emit_parity): New functions.
13116 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13117 rs6000_emit_parity): Prototype here.
13119 2007-02-06 Ian Lance Taylor <iant@google.com>
13121 * lower-subreg.c (simple_move_operand): Reject CONST.
13122 (resolve_clobber): Call validate_change rather than directly
13123 assigning to XEXP (pat, 0).
13125 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13127 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13128 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13129 (tree-cfg.o): Remove hashtab.h dependency.
13131 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13132 (struct ivopts_data): Change niters to pointer_map_t.
13133 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13134 (niter_for_exit): Create pointer_map on demand. Change for
13136 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13137 (free_loop_data): Destroy data->niters if created and reset field.
13138 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13139 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13141 * tree-ssa-reassoc.c: Include pointer-set.h.
13142 (bb_rank): Change to long *.
13143 (operand_rank): Change to pointer_map_t.
13144 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13145 (insert_operand_rank): Accept long.
13146 (operand_entry_hash, operand_entry_eq): Remove.
13147 (get_rank): Return long. Adjust for changes above.
13148 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13150 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13152 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13153 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13154 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13156 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13157 directly since it cannot be NULL.
13158 (get_vi_for_tree): Rewrite for pointer_map API.
13159 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13160 (init_alias_vars): Create vi_for_tree as pointer_map.
13161 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13163 * tree-cfg.c: Don't include hashtab.h.
13164 (edge_to_cases): Declare as pointer_map.
13165 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13167 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13168 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13169 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13171 (record_switch_edge): Delete.
13172 (get_cases_for_edge): Adjust for pointer_map API, inline
13173 record_switch_edge (rewritten for new API), remove goto.
13175 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13177 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13178 * tree-nested.c: Include pointer-set.h.
13179 (var_map_elt, var_map_eq, var_map_hash): Delete.
13180 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13181 to pointer_map_t's.
13182 (nesting_info_bitmap_obstack): New.
13183 (lookup_field_for_decl): Adjust for pointer_map API.
13184 (lookup_tramp_for_decl): Adjust for pointer_map API.
13185 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13186 (get_local_debug_decl): Adjust for pointer_map API.
13187 (convert_nl_goto_reference): Adjust for pointer_map API.
13188 (convert_nl_goto_receiver): Adjust for pointer_map API.
13189 (create_nesting_tree): Create outside GGC space. Create bitmap on
13190 the new obstack. Create field_map and var_map as pointer_maps.
13191 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13193 (lower_nested_functions): Move root here, no need to NULL it.
13194 Initialize and release the obstack.
13196 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13198 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13199 Remove prototypes and make them non-static.
13200 (struct tree_int_map): Remove.
13201 * tree.h (struct tree_int_map): Move here, turning TO into an
13203 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13205 * tree.h (TREE_COMPLEXITY): Remove.
13206 (struct tree_exp): Remove complexity field.
13207 * tree.c (build1_stat): Don't set it.
13209 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13210 Victor Kaplansky <victork@il.ibm.com>
13212 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13213 (vect_is_simple_reduction): Support reduction with induction as
13214 one of the operands.
13215 (vect_is_simple_iv_evolution): Fix formatting.
13216 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13217 formatting. Don't mark induction phis for vectorization.
13218 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13219 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13220 (vect_get_vec_def_for_operand): Support induction.
13221 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13223 (vectorizable_reduction): Support reduction with induction as one of
13225 (vectorizable_type_demotion): Use def-type of stmt argument rather
13226 than dummy def-type.
13228 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13229 flag_tree_scev_cprop.
13230 * common.opt (tree-scev-cprop): New flag.
13232 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13233 call to vect_get_new_vect_var.
13235 2007-02-06 Ira Rosen <irar@il.ibm.com>
13237 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13238 vectype is not NULL.
13239 (vect_pattern_recog_1): Likewise.
13241 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13243 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13244 (fold_negate_expr): Likewise.
13246 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13249 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13250 even if cv-qualification is the same.
13252 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13254 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13255 __enable_execute_stack on completion.
13257 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13259 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13260 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13261 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13262 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13263 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13264 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13265 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13266 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13268 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13270 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13271 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13272 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13273 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13274 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13275 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13276 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13277 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13278 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13279 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13280 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13281 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13282 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13283 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13284 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13285 sqrtextenddfxf2_i387): Added amdfam10_decode.
13287 * config/i386/athlon.md (athlon_idirect_amdfam10,
13288 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13289 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13290 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13291 athlon_ivector_store_amdfam10): New define_insn_reservation.
13292 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13295 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13297 * config/i386/athlon.md (athlon_call_amdfam10,
13298 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13299 define_insn_reservation.
13300 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13301 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13302 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13304 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13306 * config/i386/athlon.md (athlon_sseld_amdfam10,
13307 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13308 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13310 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13312 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13313 define_insn_reservation.
13314 * config/i386/i386.md (sseins): Added sseins to define_attr type
13315 and define_attr unit.
13316 * config/i386/sse.md: Set type attribute to sseins for insertq
13319 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13321 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13322 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13323 ssecomi_load_amdfam10, ssecomi_amdfam10,
13324 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13325 define_insn_reservation.
13326 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13328 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13330 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13331 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13332 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13333 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13334 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13335 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13336 define_insn_reservation.
13338 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13339 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13340 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13341 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13342 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13346 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13347 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13348 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13349 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13350 athlon_ssemul_load_k8): Added amdfam10.
13352 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13354 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13355 (x86_sse_unaligned_move_optimal): New variable.
13357 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13359 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13360 for unaligned vector SSE double/single precision loads for AMDFAM10.
13362 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13364 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13365 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13366 Define TARGET_CPU_DEFAULT_amdfam10.
13367 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13368 (processor_type): Add PROCESSOR_AMDFAM10.
13370 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13371 processor_type in config/i386/i386.h.
13372 Enable imul peepholes for TARGET_AMDFAM10.
13374 * config.gcc: Add support for --with-cpu option for amdfam10.
13376 * config/i386/i386.c (amdfam10_cost): New variable.
13377 (m_AMDFAM10): New macro.
13378 (m_ATHLON_K8_AMDFAM10): New macro.
13379 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13380 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13381 x86_promote_QImode, x86_integer_DFmode_moves,
13382 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13383 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13384 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13385 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13386 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13387 Enable/disable for amdfam10.
13388 (override_options): Add amdfam10_cost to processor_target_table.
13389 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13390 processor_alias_table.
13391 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13392 (ix86_adjust_cost): Add code for amdfam10.
13394 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13396 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13397 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13398 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13399 * config/i386/i386.h: Add builtin definition for SSE4A.
13400 * config/i386/i386.md: Add support for ABM instructions
13401 (popcnt and lzcnt).
13402 * config/i386/sse.md: Add support for SSE4A instructions
13403 (movntss, movntsd, extrq, insertq).
13404 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13405 Add -march=amdfam10 flag.
13406 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13407 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13409 * doc/extend.texi: Add documentation for SSE4A builtins.
13411 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13413 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13415 2007-02-05 Richard Guenther <rguenther@suse.de>
13417 * tree-vectorizer.h (vectorizable_function): Add argument type
13418 argument, change return type.
13419 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13420 * tree-vect-transform.c (vectorizable_function): Handle extra
13421 argument, return vectorized function decl.
13422 (build_vectorized_function_call): Remove.
13423 (vectorizable_call): Handle calls with result and argument types
13424 differing. Handle loop vectorization factor correctly.
13425 * targhooks.c (default_builtin_vectorized_function): Adjust for
13427 * targhooks.h (default_builtin_vectorized_function): Likewise.
13428 * target.h (builtin_vectorized_function): Add argument type
13430 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13431 extra argument, allow vectorizing of lrintf.
13432 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13433 documentation of target hook.
13435 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13438 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13439 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13440 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13442 2007-02-05 Roger Sayle <roger@eyesopen.com>
13444 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13445 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13446 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13447 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13448 before canonicalizing sincos to cexpi.
13449 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13451 2007-02-05 Roger Sayle <roger@eyesopen.com>
13453 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13454 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13455 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13457 2007-02-05 Roger Sayle <roger@eyesopen.com>
13459 * mips-tfile.c (initialize_init_file): Correct endianness test.
13461 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13463 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13464 the 'y' constraint.
13466 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13468 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13469 saves in a PARALLEL before the register assignments.
13471 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13473 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13474 DWARF_FRAME_RETURN_COLUMN to be a general register.
13475 * dwarf2out.c (init_return_column_size): New function, split from...
13476 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13477 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13478 to be nongeneral registers.
13479 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13481 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13482 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13484 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13486 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13488 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13490 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13491 (remove_path): Use can_remove_branch_p and remove_branch instead
13492 of loop_delete_branch_edge.
13493 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13494 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13495 Update profile using scale_dominated_blocks_in_loop.
13496 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13497 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13498 (can_remove_branch_p, remove_branch): Declare.
13499 * tree-cfg.c (tree_can_remove_branch_p): New function.
13500 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13501 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13502 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13504 2007-02-05 Jan Hubicka <jh@suse.cz>
13506 PR middle-end/30696
13507 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13508 nodes in cgraph, don't remove offline copy of the function.
13510 2007-02-04 Jan Hubicka <jh@suse.cz>
13512 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13513 vectors might cause maybe_lookup_element_for_expr to be called
13514 on non-sra-candidate.
13516 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13518 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13519 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13520 spelling conventions.
13522 2007-02-04 Richard Guenther <rguenther@suse.de>
13524 PR middle-end/30636
13525 * fold-const.c (try_move_mult_to_index): Make sure to not
13526 overflow one dimension of a multi-dimensional array access.
13528 2007-02-04 Jan Hubicka <jh@suse.cz>
13530 * passes.c (init_optimization_passes): Reindent.
13532 2007-02-04 Jan Hubicka <jh@suse.cz>
13533 Eric Botcazou <ebotcazou@adacore.com>
13535 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13536 (execute_fixup_cfg): Break out the abnormal goto code.
13537 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13538 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13539 (optimize_inline_calls): Call make_nonlocal_label_edges.
13541 2007-02-04 Jan Hubicka <jh@suse.cz>
13543 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13544 true when something was changed.
13545 (rename_ssa_copies): When something was changed, do
13546 TODO_remove_unused_locals.
13547 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13548 add TODO_remove_unused_locals when instruction was removed.
13550 2007-02-04 Jan Hubicka <jh@suse.cz>
13552 * ipa-inline.c (try_inline): Improve debug output; work on already
13554 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13555 call try_inline for already inlined edges too when flattening;
13556 inline also functions that make callee growth but overall unit size
13559 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13561 * config/m32c/bitops.md, config/m32c/jump.md,
13562 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13563 config/m32r/m32r.h, config/m32r/m32r.md,
13564 config/m32r/predicates.md, config/m68hc11/larith.asm,
13565 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13566 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13567 config/mips/mips-protos.h, config/mips/mips.c,
13568 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13569 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13570 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13571 spelling conventions.
13573 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13574 Follow spelling conventions.
13576 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13578 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13579 warn about C++0x compatibility.
13581 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13583 * config/h8300/h8300.c, config/h8300/h8300.h,
13584 config/h8300/h8300.md: Follow spelling conventions.
13586 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13588 PR middle-end/30667
13589 * combine.c (try_combine): Do not substitute source operand
13590 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13592 2007-02-03 Jan Hubicka <jh@suse.cz>
13594 PR gcov-profile/30650
13595 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13596 do not divide by zero for never executed counters.
13597 (tree_find_values_to_profile): Fix counters.
13598 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13600 2007-02-03 Ian Lance Taylor <iant@google.com>
13602 * lower-subreg.c (simple_move_operand): New static function,
13603 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13605 (simple_move): Call simple_move_operand.
13606 (find_decomposable_subregs): Add special handling of MEMs.
13607 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13608 meaning of return value. If we see a hard register, test whether
13609 it can store a word_mode value. Change all callers.
13611 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13613 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13614 ftrapv insns and expanders.
13615 (subdi3): Change define_expand operand 1 to arith11_operand, and
13616 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13617 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13618 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13621 PR middle-end/30174
13622 * varasm.c (notice_global_symbol): Treat global objects as weak when
13623 flag_shlib is true.
13625 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13627 * emit-rtl.c (dconstpi): Delete.
13628 (dconstsqrt2): New.
13629 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13630 * real.h (dconstpi): Delete.
13631 (dconstsqrt2): New.
13632 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13633 (fold_builtin_hypot): Likewise.
13635 2007-02-03 Tom Tromey <tromey@redhat.com>
13638 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13639 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13641 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13643 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13644 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13645 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13646 config/rs6000/cell.md, config/rs6000/darwin.h,
13647 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13648 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13649 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13650 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13651 typos. Follow spelling conventions.
13652 * doc/invoke.texi: Follow spelling conventions.
13654 2007-02-03 Roger Sayle <roger@eyesopen.com>
13656 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13657 canonicalization transformations that attempt to simplify integer
13658 constant comparisons to become comparisons against zero.
13660 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13662 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13664 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13665 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13667 2007-02-02 Mike Stump <mrs@apple.com>
13669 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13670 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13671 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13672 generate a branch island.
13674 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13676 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13677 (xtensa_legitimate_address_p): New.
13678 (xtensa_legitimize_address): New.
13679 (xtensa_output_addr_const_extra): New.
13680 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13682 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13683 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13684 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13685 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13686 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13687 (xtensa_legitimize_address): New.
13688 (xtensa_output_addr_const_extra): New.
13690 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13692 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13694 2007-02-02 Ian Lance Taylor <iant@google.com>
13696 * expmed.c (expand_divmod): Add comment.
13698 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13700 * emit-rtl.c (renumber_insns): Remove.
13701 * flags.h: Remove the extern for flag_renumber_insns.
13702 * rtl.h: Remove the prototype for renumber_insns.
13703 * toplev.c (flag_renumber_insns): Remove.
13705 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13707 Revert for x86 darwin:
13708 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13710 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13711 code before the following patch under TARGET_MACHO.
13712 (ix86_function_value_regno_p): Likewise.
13714 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13716 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13719 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13722 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13723 general or fp registers. Add comments.
13724 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13726 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13728 * pointer-set.c (insert_aux): Only return insertion slot.
13729 (pointer_set_insert): Adjust.
13730 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13731 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13732 pointer_map_traverse): New.
13733 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13734 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13735 pointer_map_contains, pointer_map_traverse): Declare.
13737 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13739 PR middle-end/30473
13740 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13741 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13743 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13745 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13747 (struct _dep): New type.
13748 (dep_t): New typedef.
13749 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13750 (DEP_STATUS): New access macro. The macro with the same name was
13751 renamed to DEP_LINK_STATUS.
13752 (dep_init): Declare function
13754 (struct _dep_link): New type.
13755 (dep_link_t): New typedef.
13756 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13757 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13758 (DEP_LINK_STATUS): New macro.
13759 (debug_dep_links): New debug function.
13761 (struct _deps_list): New type.
13762 (deps_list_t): New typedef.
13763 (DEPS_LIST_FIRST): New access macro.
13764 (FOR_EACH_DEP_LINK): New cycle macro.
13765 (create_deps_list, free_deps_list, delete_deps_list): Declare
13767 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13768 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13769 (copy_deps_list_change_con): Ditto.
13771 (move_dep_link): Declare function.
13773 (struct _dep_node): New type.
13774 (dep_node_t): New typedef.
13775 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13777 (struct haifa_insn_data.back_deps): New field to hold backward
13778 dependencies of the insn.
13779 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13781 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13782 Change its type to deps_list_t.
13783 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13784 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13785 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13787 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13789 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13791 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13793 (dep_cost): Declare.
13795 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13796 (ds_to_dk, dk_to_ds): New functions.
13798 (init_dep_1): New static function.
13799 (init_dep): New function.
13800 (copy_dep): New static function.
13802 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13804 (detach_dep_link): New static function.
13805 (move_dep_link): New function.
13807 (dep_links_consistent_p, dump_dep_links): New static functions.
13808 (debug_dep_links): New debugging function.
13810 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13812 (alloc_deps_list, init_deps_list): New static functions.
13813 (create_deps_list): New function.
13814 (clear_deps_list): New static function.
13815 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13816 (deps_list_consistent_p, dump_deps_list): New static functions.
13817 (debug_deps_list): New function.
13818 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13820 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13822 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13823 use new scheduler dependencies lists.
13824 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13825 (sched_analyze): Ditto. Initialize dependencies lists.
13826 (add_forw_dep, compute_forward_dependences): Update to use new
13827 scheduler dependencies lists.
13829 (init_dependency_caches): Init deps_obstack.
13830 (free_dependency_caches): Free deps_obstack.
13832 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13833 new scheduler dependencies lists.
13834 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13835 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13837 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13838 Update to use new scheduler dependencies lists.
13839 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13840 (debug_dependencies): Ditto.
13841 (schedule_region): Update comments.
13843 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13844 scheduler dependencies lists.
13845 (schedule_ebb): Update comments.
13847 * rtl.def (DEPS_LIST): Remove.
13849 * lists.c (unused_deps_list): Remove.
13850 (free_list): Update assertions.
13852 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13853 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13855 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13856 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13858 * haifa-sched.c (comments): Update.
13859 (insn_cost1): Remove. Inline the code into insn_cost ().
13860 (insn_cost): Update to use new scheduler dependencies lists. Move
13861 processing of the dependency cost to dep_cost ().
13862 (dep_cost): New function. Use it instead of insn_cost () when
13863 evaluating cost of the dependency. Use compatible interface to
13864 interact with the target.
13865 (priority): Update to use new scheduler dependencies lists.
13866 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13867 with greater number of insns that depend on the insn.
13868 (schedule_insn): Update to use new scheduler dependencies lists. Add
13869 code to free backward dependencies lists. Inline and optimize code
13870 from resolve_dep () - see PR28071.
13871 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13872 lists. Update call to targetm.sched.is_costly_dependence hook.
13874 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13875 scheduler dependencies lists.
13877 (resolve_dep): Remove. Move the logic to schedule_insn ().
13878 (init_h_i_d): Initialize dependencies lists.
13880 (process_insn_depend_be_in_spec): Rename to
13881 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13882 dependencies lists.
13883 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13884 Update to use new scheduler dependencies lists.
13885 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13887 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13888 new scheduler dependencies lists.
13889 (build_intra_loop_deps): Ditto.
13891 * target.h (struct _dep): Declare to use in
13892 gcc_target.sched.is_costly_dependence.
13893 (struct gcc_target.sched.adjust_cost): Fix typo.
13894 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13895 single dep_t parameter instead of an equivalent triad.
13896 (struct gcc_target.sched.adjust_cost_2): Remove.
13898 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13900 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13902 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13904 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13906 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13907 (REG_DEP_TRUE): Document.
13909 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13910 Change signature to correspond to the targetm.sched.adjust_cost hook.
13911 Update use in TARGET_SCHED_ADJUST_COST_2.
13912 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13913 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13914 new scheduler dependencies lists.
13915 (ia64_gen_check): Ditto.
13917 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13918 dependencies lists.
13920 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13921 signature to correspond to the targetm.sched.is_costly_dependence hook.
13922 (is_costly_group): Update to use new scheduler dependencies lists.
13924 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13925 instead of INSN_COST () macro.
13927 2007-02-01 Ian Lance Taylor <iant@google.com>
13929 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13931 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13933 * pa.md (tp_load): Correct mfctl instruction syntax.
13935 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13937 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13938 altivec_padding_size calculation on AIX. Improve comment, add
13939 assert to verify that it's right.
13941 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13944 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13946 PR inline-asm/28686
13947 * global.c (global_alloc): Add mising initialization of
13950 2007-02-01 Roger Sayle <roger@eyesopen.com>
13952 * alias.c (init_alias_analysis): Correct whitespace.
13953 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13954 partition_hot_cold_basic_blocks): Likewise.
13955 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13956 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13957 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13958 fold_builtin_snprintf_chk, fold_builtin_printf,
13959 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13960 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13961 * cfgcleanup.c (cleanup_cfg): Likewise.
13962 * cfgexpand.c (tree_expand_cfg): Likewise.
13963 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13964 * function.c (get_next_funcdef_no): Likewise.
13965 * gengtype.c (main): Likewise.
13966 * genmodes.c (main): Likewise.
13967 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13968 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13969 * ifcvt.c (noce_emit_move_insn): Likewise.
13970 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13972 * stor-layout.c (get_best_mode): Likewise.
13973 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13974 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13975 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13976 perform_var_substitution, solve_graph): Likewise.
13977 * tree-vrp.c (vrp_finalize): Likewise.
13979 2007-02-01 Ian Lance Taylor <iant@google.com>
13981 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13982 high part of a paradoxical subreg, return a constant zero.
13984 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13986 * toplev.c (lang_dependent_init): Call init_set_costs.
13987 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13989 2007-02-01 Richard Guenther <rguenther@suse.de>
13991 PR middle-end/30656
13992 * fold-const.c (fold_negate_expr): Allow negating a
13993 constant if overflow does not change.
13995 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13997 * doc/c-tree.texi (Expression trees): Improve markup.
13998 * doc/tm.texi (Register Classes, Addressing Modes)
13999 (Floating Point): Fix spacing after abbreviations. Fix some
14002 2007-02-01 Ben Elliston <bje@au.ibm.com>
14004 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
14005 * doc/contrib.texi: Likewise.
14006 * doc/install.texi: Likewise.
14008 2007-01-31 Richard Henderson <rth@redhat.com>
14009 Ian Lance Taylor <iant@google.com>
14011 * lower-subreg.c: New file.
14012 * rtl.def (CONCATN): Define.
14013 * passes.c (init_optimization_passes): Add pass_lower_subreg and
14014 pass_lower_subreg2.
14015 * emit-rtl.c (update_reg_offset): New static function, broken out
14016 of gen_rtx_REG_offset.
14017 (gen_rtx_REG_offset): Call update_reg_offset.
14018 (gen_reg_rtx_offset): New function.
14019 * regclass.c: Revert patch of 2006-03-05, restoring
14021 (clear_reg_info_regno): New function.
14022 * dwarf2out.c (concatn_loc_descriptor): New static function.
14023 (loc_descriptor): Handle CONCATN.
14024 * common.opt (fsplit_wide_types): New option.
14025 * opts.c (decode_options): Set flag_split_wide_types when
14027 * timevar.def (TV_LOWER_SUBREG): Define.
14028 * rtl.h (gen_reg_rtx_offset): Declare.
14029 (reg_scan_update): Declare.
14030 * regs.h (clear_reg_info_regno): Declare.
14031 * tree-pass.h (pass_lower_subreg): Declare.
14032 (pass_lower_subreg2): Declare.
14033 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14034 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14035 -fsplit-wide-types.
14036 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14037 * Makefile.in (OBJS-common): Add lower-subreg.o.
14038 (lower-subreg.o): New target.
14040 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14042 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14044 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14047 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14049 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14051 PR middle-end/29335
14052 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14054 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14056 * cfgloop.h: Include vec-prim.h.
14057 (enum li_flags): Remove LI_ONLY_OLD.
14058 (loop_iterator): Changed.
14059 (fel_next, fel_init): Iterate over loop tree.
14060 (FOR_EACH_LOOP_BREAK): New macro.
14061 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14063 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14064 * modulo-sched.c (sms_schedule): Ditto.
14065 * tree-vectorizer.c (vectorize_loops): Ditto.
14066 * doc/loop.texi: Update information on loop numbering and behavior of
14067 FOR_EACH_LOOP wrto new loops.
14068 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14069 add_to_evolution_1): Test nestedness of loops instead of comparing
14071 * tree-chrec.c (chrec_fold_plus_poly_poly,
14072 chrec_fold_multiply_poly_poly, chrec_evaluate,
14073 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14074 reset_evolution_in_loop): Ditto.
14075 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14077 2007-01-31 Dirk Mueller <dmueller@suse.de>
14079 * c-common.c (warn_about_parentheses): Separate warning about
14080 un-parenthized sequence of comparison operators from the one
14081 which is supposed to warn about x <= y <= z.
14083 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14085 * optabs.h (enum optab_index): Add new OTI_isinf.
14086 (isinf_optab): Define corresponding macro.
14087 * optabs.c (init_optabs): Initialize isinf_optab.
14088 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14090 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14091 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14093 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14094 expand_builtin_interclass_mathfn.
14095 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14096 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14097 (fxam<mode>2_i387): New insn pattern.
14098 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14099 built-in functions as x87 inline asm.
14101 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14103 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14105 2007-01-30 Eric Christopher <echristo@apple.com>
14107 * config.gcc: Add geode.
14109 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14111 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14112 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14113 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14114 value-prof.c: Fix comment typos.
14116 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14119 * doc/invoke.texi (Wpointer-arith): Document warning.
14121 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14123 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14124 the list of discrepancies from the draft TR.
14126 2007-01-30 Dirk Mueller <dmueller@suse.de>
14129 * doc/invoke.texi (-Wreturn-type): Update description to
14130 match new behavior.
14132 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14134 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14136 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14138 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14139 to handle optabs that operate on floating point input argument and
14140 output to integer output.
14141 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14142 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14143 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14144 expand_builtin_interclass_mathfn ().
14145 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14146 (ilogbsi2): Remove.
14147 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14148 ilogbl built-in functions as x87 intrinsics.
14150 2007-01-30 Richard Guenther <rguenther@suse.de>
14152 PR middle-end/27657
14153 * dwarf2out.c (reference_to_unused): Query varpool if the
14154 variable was output.
14156 2007-01-30 Richard Guenther <rguenther@suse.de>
14158 PR middle-end/30313
14159 * passes.c (execute_one_pass): Reset in_gimple_form to not
14160 confuse non-unit-at-a-time mode.
14162 2007-01-29 Roger Sayle <roger@eyesopen.com>
14163 Richard Guenther <rguenther@suse.de>
14165 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14166 avoid undefined behaviour on overflow. Use force_fit_type_double
14167 to construct the constant with the specified TREE_OVERFLOW.
14169 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14171 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14172 * config/dfp-bit.h: Ditto.
14174 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14176 * c-decl.c (pop_scope): Replace warnings with call to
14177 warn_for_unused_label.
14178 * c-common.h (warn_for_unused_label): Declare.
14179 * c-common.c (warn_for_unused_label): Define.
14181 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14183 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14186 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14188 * Makefile.in (USER_H): Remove decfloat.h.
14189 * ginclude/decfloat.h: Delete, moving contents to ...
14190 * ginclude/float.h: Add support for decimal floating point,
14191 guarded by __STDC_WANT_DEC_FP__.
14193 2007-01-29 Mike Stump <mrs@apple.com>
14195 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14196 Analysis and Representation to resolve case insensitive conflict.
14197 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14199 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14201 * tree.h (struct tree_memory_tag): Add aliases member.
14202 (MTAG_ALIASES): New macro.
14203 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14204 (add_may_alias): Remove pointer-set. Update for may_aliases being
14206 (mark_aliases_call_clobbered): Update for may_aliases being a
14208 (compute_tag_properties): Ditto.
14209 (create_partition_for): Ditto.
14210 (compute_memory_partitions): Ditto.
14211 (dump_may_aliases_for): Ditto.
14212 (is_aliased_with): Ditto.
14213 (add_may_alias_for_new_tag): Ditto.
14214 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14215 (compute_is_aliased): New function.
14216 (compute_may_aliases): Call compute_is_aliased).
14217 (init_alias_info): Initialize alias_bitmap_obstack.
14218 (union_alias_set_into): New function.
14219 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14220 (have_common_aliases_p): Rewrite to take two bitmaps and use
14222 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14223 Update for bitmaps.
14224 (finalize_ref_all_pointers): Update for add_may_alias changes.
14225 (new_type_alias): Ditto.
14226 * tree-flow-inline.h (may_aliases): Return a bitmap.
14227 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14228 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14229 may_aliases being a bitmap.
14230 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14231 may_aliases now returns a bitmap.
14232 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14234 * tree-ssa-operands.c (add_virtual_operand): Update for
14235 may_aliases being a bitmap.
14237 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14239 PR tree-optimization/30630
14240 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14241 variable as changed.
14243 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14246 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14247 expanded only once even if an error occurs.
14249 2007-01-29 Ben Elliston <bje@au.ibm.com>
14251 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14252 (__gcov_average_profiler): Likewise.
14253 (__gcov_ior_profiler): Likewise.
14254 (__gcov_merge_ior): Likewise.
14256 2007-01-28 Jan Hubicka <jh@suse.cz>
14258 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14259 * value-prof.c (stringop_block_profile): Likewise.
14261 2007-01-28 Jan Hubicka <jh@suse.cz>
14263 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14264 variant handling histograms; add wrapper.
14265 (clear_storage_via_libcall): Export.
14266 (emit_block_move_hints): Break out from ...; add histograms.
14267 (emit_block_move): ... this one.
14268 (clear_storage_hints): Break out from ...; add histograms.
14269 (clear_storage): ... this one.
14270 (set_storage_via_memset): Handle histogram.
14271 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14272 (clear_storage_hints, clear_storage_via_libcall): Declare.
14273 (set_storage_via_setmem): Update prototype.
14274 * doc/md.texi (movmem, setmem): Document new arguments.
14276 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14278 (stringop_block_profile): New global function.
14279 (tree_stringops_values_to_profile): Profile block size and alignment.
14280 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14282 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14283 (stringop_block_profile): Declare.
14284 * builtins.c: Include value-prof.h.
14285 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14286 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14287 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14288 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14289 * profile.c (instrument_values): Add new counters.
14290 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14292 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14293 (tree_init_edge_profiler): Build new profilers.
14294 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14295 (pass_tree_profile): Add dump.
14296 (tree_profile_hooks): Update.
14297 * Makefile.in (LIBGCOV): Add new constants.
14298 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14299 __gcov_ior_profiler): New.
14300 * i386.md (movmem/setmem expanders): Add new optional arguments.
14302 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14304 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14306 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14308 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14309 (tree_unswitch_single_loop): Pass eni_size_weights to
14310 tree_num_loop_insns.
14311 * tree-ssa-loop-manip.c: Include tree-inline.h.
14312 (can_unroll_loop_p): Pass eni_size_weights to
14313 tree_num_loop_insns.
14314 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14315 Pass eni_size_weights to estimate_num_insns.
14316 * tree.h (init_inline_once): Export.
14317 * toplev.c (backend_init): Call init_inline_once.
14318 * cgraphunit.c (cgraph_process_new_functions,
14319 cgraph_analyze_function): Pass eni_inlining_weights to
14320 estimate_num_insns.
14321 * ipa-inline.c (compute_inline_parameters): Ditto.
14322 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14323 to estimate_num_insns.
14324 (try_unroll_loop_completely): Pass eni_size_weights to
14325 tree_num_loop_insns.
14326 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14327 ot estimate_num_insns.
14328 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14329 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14330 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14331 eni_time_weights): New variables.
14332 (init_inline_once): Initialize them.
14333 (struct eni_data): Mew.
14334 (estimate_num_insns_1, estimate_num_insns): Use weights.
14335 * tree-inline.h (struct eni_weights_d): New.
14336 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14337 (estimate_num_insns): Declaration changed.
14338 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14339 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14340 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14342 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14344 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14345 relations in the conflict function is valid.
14347 2007-01-27 Ian Lance Taylor <iant@google.com>
14349 * common.opt: Add fstrict-overflow.
14350 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14351 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14352 (TYPE_OVERFLOW_UNDEFINED): Define.
14353 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14355 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14356 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14357 (fold_negate_expr): Likewise.
14358 (make_range): Likewise.
14359 (extract_muldiv_1): Likewise.
14360 (maybe_canonicalize_comparison): Likewise.
14361 (fold_comparison): Likewise.
14362 (fold_binary): Likewise.
14363 (tree_expr_nonnegative_p): Likewise.
14364 (tree_expr_nonzero_p): Likewise.
14365 * tree-vrp.c (compare_values): Likewise.
14366 (extract_range_from_binary_expr): Likewise.
14367 (extract_range_from_unary_expr): Likewise.
14368 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14370 (nowrap_type_p): Likewise.
14371 * tree-scalar-evolution.c (simple_iv): Likewise.
14372 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14373 (build_range_check): Likewise.
14374 (extract_muldiv_1): Likewise.
14375 (fold_comparison): Likewise.
14376 * tree-vrp.c (vrp_int_const_binop): Likewise.
14377 (extract_range_from_unary_expr): Likewise.
14378 * convert.c (convert_to_integer): Likewise.
14379 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14380 (fold_comparison): Likewise.
14381 (fold_binary): Likewise.
14382 * optabs.c (optab_for_tree_code): Likewise.
14383 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14384 * simplify-rtx.c (simplify_const_relational_operation): Check
14385 flag_strict_overflow and flag_trapv.
14386 (simplify_const_relational_operation): Likewise.
14387 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14388 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14391 2007-01-27 Roger Sayle <roger@eyesopen.com>
14393 * tree.c (tree_fold_gcd): Delete.
14394 * tree.h (tree_fold_gcd): Remove prototype.
14395 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14396 test whether one constant integer is a multiple of another. Instead
14397 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14398 * fold-const.c (multiple_of_p): We've determined both TOP and
14399 BOTTOM are integer constants so we can call int_const_binop directly
14400 instead of the more generic const_binop.
14402 2007-01-27 Roger Sayle <roger@eyesopen.com>
14404 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14405 1*X check that the constant hasn't overflowed, to preserve the
14407 (round_up): Provide an efficient implementation when rouding-up an
14408 INTEGER_CST to a power-of-two.
14410 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14412 * doc/sourcebuild.texi: Add comma for clarity.
14413 * doc/extend.texi: Fix some typos.
14414 * doc/passes.texi: Likewise.
14415 * doc/cppinternals.texi: Likewise.
14416 * doc/c-tree.texi: Likewise.
14417 * doc/tree-ssa.texi: Likewise.
14418 * doc/install.texi: Likewise.
14420 2007-01-27 Jan Hubicka <jh@suse.cz>
14422 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14423 (pass_sra): Do not require alias information.
14424 * passes.c (init_optimization_passes): Add SRA
14426 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14428 * tracer.c (rest_of_handle_tracer): We already cleaned
14429 up the CFG in tracer() so don't do it here again.
14430 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14431 cleanup_cfg here, either. And don't call renumber_insns.
14433 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14434 and BB_HEAD are in the insn stream here. Instead make sure
14435 that BB_INSN is valid on all insns. Also, do check here that
14436 there are no pending branch predictions...
14437 (rtl_verify_flow_info): ...instead of doing it here. Checks
14438 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14441 2007-01-26 Roger Sayle <roger@eyesopen.com>
14443 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14444 function to simplify/factorize operand order canonicalization.
14445 (ix86_fixup_binary_operands): Reorganize using the above function.
14446 (ix86_binary_operator_ok): Likewise.
14448 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14450 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14451 file scope from optimize_attrs.
14452 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14454 (optimize_attrs): Clear insn_code_values after freeing it.
14456 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14458 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14459 a parts.base assignment.
14461 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14463 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14464 (compute_subscript_distance, initialize_data_dependence_relation,
14465 finalize_ddr_dependent, analyze_ziv_subscript,
14466 analyze_siv_subscript_cst_affine,
14467 compute_overlap_steps_for_affine_univar,
14468 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14469 analyze_siv_subscript, analyze_miv_subscript,
14470 analyze_overlapping_iterations, subscript_dependence_tester_1,
14471 compute_self_dependence, free_dependence_relation): Work
14472 with affine_fn instead of chrecs.
14473 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14474 common_affine_function, affine_function_base,
14475 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14476 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14477 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14478 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14479 (all_chrecs_equal_p): Removed.
14480 * tree-data-ref.h (affine_fn, conflict_function): New types.
14481 (struct subscript): Change type of conflicting_iterations_in_a
14482 and conflicting_iterations_in_b.
14484 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14487 * config/pa/pa.h (TARGET_HPUX_11): New.
14488 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14489 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14491 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14492 Richard Guenther <rguenther@suse.de>
14494 * tree-ssa-structalias.c (solve_graph): Handle case
14495 we merged the variable to another.
14497 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14499 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14502 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14503 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14505 2007-01-25 DJ Delorie <dj@redhat.com>
14507 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14508 allow changes to modes which don't fit in those registers.
14510 * reload1.c (choose_reload_regs): Check for invalid subregs before
14511 computing their locations, not after.
14513 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14516 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14517 save Altivec registers in an eh_return function.
14518 (compute_vrsave_mask): Likewise.
14519 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14520 for saving Altivec registers.
14521 (rs6000_emit_prologue): Don't allocate stack twice in
14522 eh_return function. Correct expected value of altivec_save_offset
14523 when using save_world. Describe save of R0 to stack when using
14524 save_world. Describe stack pointer adjustment when using
14525 save_world. Remove duplicated eh_return parameter register saving.
14526 Update sp_offset variable after save_world.
14527 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14529 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14530 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14533 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14535 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14537 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14540 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14541 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14543 2007-01-25 Richard Guenther <rguenther@suse.de>
14545 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14546 * common.opt (-Wcoverage-mismatch): New warning option.
14547 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14548 if -Wcoverage-mismatch is given.
14550 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14552 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14553 (ipcp_driver): Change to static definition.
14554 Add dumping of the ifunctions.
14555 (constant_val_insert): Remove unused parameter. Support for SSA.
14556 (ipcp_propagate_const): Support for SSA.
14557 (ipcp_profile_bb_print): Print only analyzed nodes.
14558 (ipcp_replace_map_create): Remove support for Fortran constant
14560 * ipa-prop.c (ipa_method_modify_stmt,
14561 ipa_callsite_compute_param): Support for SSA.
14562 * ipa-prop.h (ipcp_driver): Remove declaration.
14563 (IS_VALID_TREE_MAP_INDEX): Add define.
14565 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14567 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14569 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14571 PR middle-end/30447
14572 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14573 constant argument to cabs and do it without checking for
14574 -funsafe-math-optimizations.
14576 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14578 * c-common.h (RID_FIRST_CXX0X): New.
14579 (RID_LAST_CXX0X): New.
14580 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14582 * c.opt (Wc++0x-compat): New.
14583 * doc/invoke.texi (-Wc++0x-compat): Document.
14585 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14587 * builtins.c (fold_builtin_carg): New.
14588 (fold_builtin_1): Use it.
14590 2007-01-24 Jan Hubicka <jh@suse.cz>
14592 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14594 * ipa-inline.c (initial_insns, max_insns): Delete.
14595 (compute_max_insns): New function.
14596 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14597 of insns as base for code growth.
14598 (cgraph_decide_inlining): Make initial_insns local; do not compute
14600 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14601 * doc/invoke.texi (inline-unit-growth): Update docs.
14603 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14605 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14606 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14607 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14608 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14609 for CPUs that have PTA_CX16 set.
14611 PR middle-end/27416
14612 * gimplify.c (omp_check_private): New function.
14613 (gimplify_scan_omp_clauses): Use it for
14614 firstprivate/lastprivate/reduction.
14616 PR middle-end/30494
14617 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14618 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14620 PR middle-end/30421
14621 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14622 If lower_lastprivate_clauses emits some statements, append them
14623 to dlist rather than body_p and to body_p append an initializer.
14624 (lower_omp_for): Adjust caller.
14626 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14628 * target.h (globalize_decl_name): New.
14629 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14630 * output.h (default_globalize_decl_name): New.
14631 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14633 (globalize_decl): Ditto.
14634 (default_globalize_decl_name): New.
14635 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14636 (ia64_handle_version_id_attribute): New.
14637 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14638 (ia64_asm_output_external): Use globalize_decl_name instead
14639 of globalize_label.
14640 * doc/extend.texi (version_id): New pragma.
14641 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14643 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14645 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14646 _uleb128_t and _Unwind_SWord with _sleb128_t.
14647 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14648 uw_frame_state_for, uw_update_context_1): Likewise.
14649 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14650 * unwind-pe.h (read_uleb128, read_sleb128,
14651 read_encoded_value_with_base): Likewise.
14652 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14654 2007-01-24 Richard Guenther <rguenther@suse.de>
14656 * builtins.c (expand_builtin_cexpi): Get the fndecl
14657 for cexp in the correct way.
14659 2007-01-24 Jan Hubicka <jh@suse.cz>
14661 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14663 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14665 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14666 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14667 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14668 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14669 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14670 __SIZEOF_PTRDIFF_T__.
14671 * doc/cpp.texi: Documentation for the new builtin macros added.
14673 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14675 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14676 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14677 instead of operands[2] to avoid access past the end of array.
14679 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14681 * reload1.c (emit_reload_insns): Pass the reload register
14682 for a non-spill output reload through forget_old_reloads_1.
14684 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14686 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14687 _SOFT_DOUBLE if doubles use software floating-point.
14688 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14689 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14690 * config/rs6000/darwin-ldouble.c: Also compile functions for
14691 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14692 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14693 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14694 commented-out long double override.
14695 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14696 * config/rs6000/eabispe.h: Likewise.
14697 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14698 long double for non-SPE.
14699 (rs6000_handle_option): Likewise.
14700 (invalid_e500_subreg): Disallow more subregs involding DImode,
14701 DFmode, TImode or TFmode.
14702 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14704 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14706 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14707 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14709 (rs6000_legitimate_address): Also check for TFmode for E500
14711 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14712 (spe_build_register_parallel): Handle TFmode and TCmode.
14713 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14715 (function_arg): Handle TFmode and TCmode for E500 double.
14716 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14718 (print_operand): Handle TFmode and TImode for %y.
14719 (rs6000_generate_compare): Handle TFmode comparisons for E500
14721 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14722 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14723 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14724 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14725 TFmode for E500 double.
14726 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14727 (floatsidf2): Enable for E500 double.
14728 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14729 (extenddftf2): Change to extenddftf2_fprs.
14730 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14731 depending on TARGET_E500_DOUBLE.
14732 (extendsftf2): Enable for E500 double.
14733 (trunctfdf2): Enable for E500 double.
14734 (trunctfsf2): Change to trunctfsf2_fprs.
14735 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14736 depending on TARGET_E500_DOUBLE.
14737 (floatsitf2): Enable for E500 double.
14738 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14739 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14740 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14741 (negtf2): Change to negtf2_internal.
14742 (negtf2): New expander.
14743 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14744 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14745 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14746 (movdi_internal32): Use rs6000_nonimmediate_operand.
14747 (unnamed splitter): Likewise.
14748 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14749 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14750 (SPE64TF, DITI): New mode macros.
14751 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14754 (frob_<mode>_di_2): New.
14755 (frob_tf_di_8_2): New.
14756 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14758 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14760 (frob_ti_<mode>_8_2): New.
14761 (frob_ti_tf_2): New.
14762 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14763 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14765 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14766 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14767 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14768 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14769 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14770 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14773 2007-01-23 Ian Lance Taylor <iant@google.com>
14775 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14777 (OBJS-archive): Reformat, alphabetize.
14778 (OBJS): Change out_object_file to OBJS-md.
14780 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14782 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14783 JUMP_P and CALL_P predicates where applicable.
14784 * config/i386/i386.c: Ditto.
14785 * config/i386/i386.md: Ditto.
14786 * config/i386/mmx.md: Ditto.
14787 * config/i386/predicates.md: Ditto.
14789 2007-01-22 Andreas Schwab <schwab@suse.de>
14791 * config/m68k/m68k.h: Fix comment.
14793 2007-01-22 Jan Hubicka <jh@suse.cz>
14795 * passes.c (init_optimization_passes): Do not rerun
14796 pass_early_warn_uninitialized.
14798 2007-01-22 Richard Guenther <rguenther@suse.de>
14800 PR tree-optimization/30038
14801 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14803 (execute_cse_sincos_1): Likewise.
14804 (execute_cse_sincos): Likewise.
14805 (gate_cse_sincos): Likewise.
14806 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14807 the cexpi() canonicalization of sincos().
14808 * tree-pass.h (pass_cse_sincos): Declare.
14809 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14811 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14813 PR rtl-optimization/29329
14814 * combine.c (replaced_rhs_insn): Rename to i2mod.
14815 (replaced_rhs_value): Rename to i2mod_new_rhs.
14816 (i2mod_old_rhs): New global variable.
14817 (combine_instructions): Adjust for above change. Save a copy of
14818 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14819 note are substituted in the second instruction.
14820 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14821 ditch the note if it pertains to the second eliminated register
14822 and this register is mentioned in i2mod_old_rhs.
14825 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14827 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14828 the insn to which the note was originally attached.
14830 2007-01-21 Jan Hubicka <jh@suse.cz>
14832 * ipa-inline.c (inlining_mode): Comment, move up.
14833 (cgraph_decide_inlining_incrementally): Do not perform inlining
14834 itself; fix handling of flattening of self recursive functions.
14835 (cgraph_find_cycles): Remove.
14836 (cgraph_flatten_node): Remove.
14837 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14838 (try_inline): New function.
14839 (cgraph_early_inlining): Update call of
14840 cgraph_decide_inlining_incrementally. Apply inlining here.
14841 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14843 2007-01-21 Dirk Mueller <dmueller@suse.de>
14846 * tree-vrp.c (check_array_bounds): do not warn
14847 about ADDR_EXPR's of ARRAY_REF's which are immediately
14848 used in binary expressions.
14850 2007-01-21 Ira Rosen <irar@il.ibm.com>
14852 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14853 read_write_dep and macros for its access.
14854 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14855 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14856 argument, call vect_check_interleaving for every independent pair of
14857 data-refs. Mark loads that access the same memory location as a store
14859 (vect_check_dependences): Remove.
14860 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14861 call, fix the call to vect_analyze_data_ref_dependence.
14862 (vect_analyze_data_ref_access): For statements that access the same
14863 data-ref, check that they are not stores; for loads, check that there
14864 is no store that access the same location.
14866 2007-01-20 Roger Sayle <roger@eyesopen.com>
14867 Joseph Myers <joseph@codesourcery.com>
14869 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14870 (-fdump-rtl-stack): Likewise.
14871 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14872 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14873 (-mpt-fixed): Use @minus{} for minus sign.
14874 (Using Precompiled Headers): Fix under/overfull hbox.
14876 2007-01-20 Jan Hubicka <jh@suse.cz>
14878 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14879 place within annotation.
14881 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14883 * pa.c (output_move_double): Change array size of xoperands to 4.
14885 2007-01-20 Jan Hubicka <jh@suse.cz>
14887 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14890 2007-01-19 Ian Lance Taylor <iant@google.com>
14892 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14893 constant to unsigned HOST_WIDE_INT before negating.
14895 2007-01-19 Ian Lance Taylor <iant@google.com>
14897 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14899 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14900 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14901 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14902 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14903 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14904 (realloc_vdef, realloc_vuse): Change second parameter to
14906 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14907 fields to unsigned.
14908 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14909 unsigned. Change x and lim locals to unsigned.
14910 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14912 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14913 (copy_virtual_operands): Change i and n locals to unsigned.
14915 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14917 PR middle-end/29335
14918 * builtins.c (fold_builtin_1): Handle builtin fdim.
14920 2007-01-20 Jan Hubicka <jh@suse.cz>
14922 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14923 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14924 init_alias_heapvars.
14925 (init_alias_heapvars): Initialize only when not already initialized.
14926 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14928 2007-01-19 Roger Sayle <roger@eyesopen.com>
14930 * common.opt (fsigned-zeros): New command line option.
14931 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14932 of flag_unsafe_math_optimizations.
14933 * opts.c (set_fast_math_flags): The -ffast-math command line option
14934 implies -fno-signed-zeros.
14935 (fast_math_flags_set_p): Likewise.
14937 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14938 the documentation of -ffast-math appropriately. Wrap long lines.
14940 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14942 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14943 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14945 2007-01-19 Tomas Bily <tbily@suse.cz>
14947 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14949 (tree_init_ic_make_global_vars): New function
14950 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14951 (tree_gen_ic_profiler): New function
14952 (tree_gen_ic_func_profiler): New function
14953 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14954 (tree_profile_hooks): Added hook for indirec/virtual calls
14955 * value-prof.c (tree_find_values_to_profile): New case for
14957 (tree_values_to_profile): Call for determining indirect/virtual
14959 (tree_indirect_call_to_profile): New function
14960 (tree_ic_transform): New function
14961 (tree_ic): New function
14962 (find_func_by_pid): New function
14963 (init_pid_map): New function
14964 (tree_value_profile_transformations): Added check for
14965 indirect/virtual call transformation
14966 * value-prof.h (enum hist_type): New counter type for
14967 indirect/virtual calls
14968 (profile_hooks): Added new hook for profiling indirect/virtual
14970 * profile.c (instrument_values): New case for indirect/virtual
14972 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14973 (GCOV_COUNTER_V_INDIR): New counter type
14974 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14975 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14977 * cgraph.c: Definition of cgraph_max_pid
14978 (cgraph_create_node): Default init of pid attribute
14979 * cgraph.h: Declaration of cgraph_max_pid
14980 (struct cgraph_node): Added pid attribute
14981 * libgcov.c (__gcov_indirect_call_profiler): New function
14982 (__gcov_one_value_profiler_body): New function
14983 (__gcov_one_value_profiler): Body was moved to
14984 __gcov_one_value_profiler_body and calls it
14986 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14988 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14989 * gengtype.c (write_types_data, write_func_for_structure,
14990 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14991 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14992 (walk_type, write_func_for_structure): Generate the mark_hook if
14995 2007-01-19 Jan Hubicka <jh@suse.cz>
14997 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14998 'early' argument take inlining mode argument specifying whether to
14999 inline for size/speeed or all functions; add support for flattening;
15001 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
15003 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15006 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
15007 the name of the declared identifier.
15009 2007-01-19 Dirk Mueller <dmueller@suse.de>
15011 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
15012 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
15013 duplicate evaluation.
15015 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15017 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
15018 Macroize expander using X87MODEF12 mode macro. Extend operand 1
15019 to XFMode, use acosxf2 and truncate result to requested mode.
15020 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15021 (asin<mode>2): Similarly, with asin expanders.
15022 (*fscalexf4_i387): Rename from *fscalexf4.
15023 (expNcorexf3): New expander.
15024 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
15025 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
15026 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15027 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15028 patterns for SSE math.
15029 (exp10<mode>2): Similarly, with exp10 expanders.
15030 (exp2<mode>2): Similarly, with exp2 expanders.
15031 (expm1<mode>2): Similarly, with expm1 expanders.
15032 (ldexp<mode>3): Similarly, with ldexp expanders.
15033 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15034 Use gen_truncxf<mode>2_i387_noop to truncate result.
15036 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15038 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15039 for ColdFire targets.
15041 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15042 Richard Sandiford <richard@codesourcery.com>
15044 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15045 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15046 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15047 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15048 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15049 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15051 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15053 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15054 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15055 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15056 (*adddi_dilshr32_cf): New pattern.
15057 (adddi3, subdi3): Remove first alternatives.
15059 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15061 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15062 implemented using move.l, do not use its cc result for floating-point
15065 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15067 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15068 from accepting 's' constraints if flag_pic.
15070 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15072 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15073 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15074 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15075 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15077 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15079 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15080 ColdFire alternatives.
15081 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15082 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15083 architectures that support ff1 instruction.
15085 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15086 Julian Brown <julian@codesourcery.com>
15088 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15089 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15090 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15093 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15095 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15097 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15098 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15099 HOST_WIDE_INT instead of an rtx.
15100 (m68k_rtx_costs): Update call accordingly.
15101 (output_move_const_into_data_reg): Likewise. Fix formatting.
15102 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15104 (output_move_simode_const): Update calls after above changes.
15105 Rework to use automatic variables and predicates like MEM_P.
15106 * config/m68k/m68k.md (pushexthisi_const): Update call to
15109 2007-01-19 Dirk Mueller <dmueller@suse.de>
15111 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15112 in dump_flags test.
15114 2007-01-19 Richard Guenther <rguenther@suse.de>
15116 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15117 via cexp in case sincos is not available.
15119 2007-01-19 Richard Guenther <rguenther@suse.de>
15121 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15122 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15123 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15124 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15125 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15126 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15127 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15128 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15130 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15132 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15134 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15135 (atan2xf3): Directly generate RTL pattern.
15136 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15137 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15138 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15139 disable patterns for SSE math.
15140 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15141 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15142 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15143 disable patterns for SSE math.
15145 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15147 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15149 2007-01-18 Roger Sayle <roger@eyesopen.com>
15151 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15152 VIEW_CONVERT_EXPR to the same type as it's operand.
15154 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15156 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15157 configured for long double 128.
15159 2007-01-18 Mike Stump <mrs@apple.com>
15161 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15164 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15166 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15169 2007-01-18 Jan Hubicka <jh@suse.cz>
15171 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15172 greater than NUM_VOP_FREE_BUCKETS.
15174 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15176 * tree-ssa-structalias.c: Update comments.
15177 (ptabitmap_obstack): Removed.
15178 (pta_obstack): New.
15179 (oldpta_obstack): Ditto.
15180 (stats): Add a few members.
15181 (struct variable_info): Remove node, complex, address_taken, and
15182 indirect_target members. Add oldsolution member.
15183 (new_var_info): Do not initialize removed members.
15184 (constraint_expr_type): Remove INCLUDES.
15185 (constraint_graph): Add size, implicit_preds, rep,
15186 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15187 (FIRST_REF_NODE): New macro.
15188 (LAST_REF_NODE): Ditto.
15189 (FIRST_ADDR_NODE): Ditto.
15190 (find): New function.
15192 (dump_constraint): Do not handle INCLUDES.
15193 (insert_into_complex): Do not insert duplicate constraints.
15194 (condense_varmap_nodes): Renamed and rewritten into ...
15195 (merge_node_constraints): This. Also fix bug in handling of
15196 offseted copy constraints.
15197 (clear_edges_for_node): No longer need to deal with preds at all,
15198 or removing associated preds/succs.
15199 (merge_graph_nodes): Deal with indirect_cycles.
15200 Don't deal with predecessors.
15201 (add_implicit_graph_edge): New function.
15202 (add_pred_graph_edge): Ditto.
15203 (add_graph_edge): Don't deal with predecessors.
15204 (build_constraint_graph): Removed.
15205 (build_pred_graph): New function.
15206 (build_succ_graph): Ditto.
15207 (struct scc_info): Removed in_component. Added roots, dfs, and
15208 node_mapping. Remove visited_index, unification_queue.
15209 (scc_visit): Deal with union-find we do now.
15210 Deal with cycles with REF nodes.
15211 (collapse_nodes): Renamed and rewritten to ...
15212 (unify_nodes): This.
15213 (process_unification_queue): Removed.
15214 (topo_visit): Cleanup
15215 (do_da_constraint): Use find.
15216 (do_sd_constraint): Ditto.
15217 (do_ds_constraint): Ditto.
15218 (do_complex_constraint): Ditto.
15219 (init_scc_info): Update for removed and added members.
15220 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15221 (find_indirect_cycles): This.
15222 (equivalence_class): New variable.
15223 (label_visit): New function.
15224 (perform_variable_substitution): Rewritten.
15225 (free_var_substitution_info): New function.
15226 (find_equivalent_node): Ditto.
15227 (move_complex_constraints): Ditto.
15228 (eliminate_indirect_cycles): Ditto.
15229 (solve_graph): Only propagate changed bits.
15230 Use indirect cycle elimination.
15232 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15233 (tree_id_eq): Renamed to ...
15234 (tree_vi_eq): This. Update for member change
15235 (insert_id_for_tree): Renamed and rewritten to ...
15236 (insert_vi_for_tree): This.
15237 (lookup_id_for_tree): Renamed and rewritten to ...
15238 (lookup_vi_for_tree): This.
15239 (get_id_for_tree): Renamed and rewritten to ...
15240 (get_vi_for_tree): Ditto.
15241 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15242 (process_constraint): Don't handle INCLUDES.
15243 Remove special ADDRESSOF case.
15244 (find_func_aliases): Rewrite to use vi functions instead of id
15246 (create_function_info_for): Ditto.
15247 (create_variable_info_for): Ditto.
15248 (intra_create_variable_infos): Ditto.
15249 (merge_smts_into): Ditto.
15250 (find_what_p_points_to): Ditto.
15251 (init_base_vars): Ditto.
15252 (init_alias_vars): Ditto.
15253 (remove_preds_and_fake_succs): New function.
15254 (dump_sa_points_to_info): Dump new stats.
15255 (dump_solution_for_var): Use find.
15256 (set_used_smts): Fix formatting.
15257 (compute_points_to_sets): Updated for new functions.
15258 (ipa_pta_execute): Ditto.
15260 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15261 Richard Sandiford <richard@codesourcery.com>
15263 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15265 * calls.c (expand_call): If the return value is a PARALLEL,
15266 extract its first member.
15267 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15268 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15269 use FUNCTION_EXTRA_EPILOGUE.
15270 (m68k_function_value): Return a PARALLEL if the return value
15271 is of a pointer type.
15272 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15273 (FUNCTION_EXTRA_EPILOGUE): Remove.
15274 * config/m68k/m68k.md (D0_REG): New constant.
15276 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15278 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15279 output a NOP for empty epilogues.
15281 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15283 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15284 before function. Extend register save check to include all
15285 registers, not just integer ones.
15287 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15289 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15290 (m68k_use_return_insn): ...this.
15291 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15292 * config/m68k/m68k.c (use_return_insn): Rename to...
15293 (m68k_use_return_insn): ...this.
15294 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15295 of USE_RETURN_INSN.
15297 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15299 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15300 nearest even, fix denormal rounding overflow.
15302 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15304 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15305 f%$smove and f%$move.
15306 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15307 (extendsfdf2_cf): Use fdmove instead of f%&move.
15308 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15309 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15311 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15313 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15316 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15318 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15319 (coldfire_single_format): Declare.
15320 (coldfire_double_format): Likewise.
15321 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15322 of qnan_msb_set to determine the lower bits of a canonical
15324 (encode_ieee_double): Likewise.
15325 (encode_ieee_quad): Likewise.
15326 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15327 (mips_single_format): Likewise.
15328 (ieee_double_format): Likewise.
15329 (mips_double_format): Likewise.
15330 (ieee_extended_motorola_format): Likewise.
15331 (ieee_extended_intel_96_format): Likewise.
15332 (ieee_extended_intel_128_format): Likewise.
15333 (ieee_extended_intel_96_round_53_format): Likewise.
15334 (ibm_extended_format): Likewise.
15335 (mips_extended_format): Likewise.
15336 (ieee_quad_format): Likewise.
15337 (mips_quad_format): Likewise.
15338 (vax_f_format): Likewise.
15339 (vax_d_format): Likewise.
15340 (vax_g_format): Likewise.
15341 (i370_single_format): Likewise.
15342 (i370_double_format): Likewise.
15343 (decimal_single_format): Likewise.
15344 (decimal_double_format): Likewise.
15345 (decimal_quad_format): Likewise.
15346 (c4x_single_format): Likewise.
15347 (c4x_extended_format): Likewise.
15348 (real_internal_format): Likewise.
15349 (coldfire_single_format): New real_format.
15350 (coldfire_double_format): Likewise.
15351 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15352 canonical_nan_lsbs_set.
15353 (pdp11_d_format): Likewise.
15354 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15355 if TARGET_COLDFIRE_CPU.
15357 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15359 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15360 (output_call, m68k_legitimize_call_address): Declare.
15361 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15362 parenthesees. Add support for a 'W' constraint.
15363 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15364 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15365 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15366 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15368 (override_options): Initialize them. Do not set flag_no_function_cse
15369 for TARGET_ID_SHARED_LIBRARY.
15370 (m68k_output_pic_call): Delete.
15371 (m68k_legitimize_call_address): New function.
15372 (print_operand): Remove the %o prefix. Handle the %p prefix.
15373 (output_call): New function.
15374 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15375 target address from the GOT if symbolic jumps are not allowed.
15376 * config/m68k/m68k.md (call, general_operand): Do not set
15377 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15378 Merge separate flag_pic and !flag_pic define_insns into...
15379 (*call, *call_value): ...these new patterns. Match the address
15380 rather than the containing MEM and require it to be a call_operand.
15381 Use output_call to generate the asm template.
15382 * config/m68k/predicates.md (const_call_operand): New predicate.
15383 (call_operand): Likewise.
15385 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15387 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15388 (STACK_GROWS_DOWNWARD): Define to 1.
15389 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15390 comments, emphasizing that these values are only defaults.
15391 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15392 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15394 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15396 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15398 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15399 Richard Sandiford <richard@codesourcery.com>
15401 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15402 (FP_REGNO_P): New macros.
15403 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15404 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15405 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15406 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15408 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15410 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15411 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15413 * config/m68k/t-floatlib: New file, extracting common code from...
15414 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15415 * config/m68k/t-uclinux: Here.
15416 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15417 routines on ColdFire targets.
15419 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15421 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15422 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15423 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15424 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15425 explicitly set MOTOROLA to 1.
15426 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15428 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15429 Nathan Sidwell <nathan@codesourcery.com>
15431 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15432 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15433 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15434 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15435 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15436 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15437 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15438 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15439 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15440 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15441 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15442 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15443 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15444 (DBX_REGISTER_NUMBER): Delete.
15445 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15446 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15447 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15449 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15451 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15452 * config/flat.h: New file.
15453 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15454 OBJECT_FORMAT_FLAT.
15455 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15456 indirect references for -msep-data or -mid-shared-library.
15457 Do not use PC-relative code addresses either.
15458 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15460 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15461 for shared libraries and crt1.o for executables. Use crti.o and
15463 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15464 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15465 Do not add -elf2flt or -shared-lib-id options here.
15466 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15467 Pass -shared-lib-id if -mid-shared-library, taking the library
15468 identifier from -mshared-library-id if given, otherwise
15470 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15471 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15472 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15473 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15474 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15475 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15477 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15478 jump sequence for ISA A and ISA A+.
15479 (PICJUMP): Likewise.
15481 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15483 * config.gcc (m68k-*-uclinux*): Base the port on the common
15484 and m68k GNU/Linux files rather than on the generic ELF ones.
15485 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15486 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15488 2007-01-18 Julian Brown <julian@codesourcery.com>
15489 Richard Sandiford <richard@codesourcery.com>
15491 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15492 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15493 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15495 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15496 80 unconditionally.
15497 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15499 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15501 * doc/install.texi: Document m68k-uclinuxoldabi.
15502 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15503 * config/m68k/uclinux-oldabi.h: New file, copied from
15504 config/m68k/uclinux.h.
15506 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15508 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15509 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15510 (m32r_compute_frame_size): Use unsigned for regno.
15511 (m32r_reload_lr): Use gen_frame_mem.
15513 (m32r_output_function_epilogue): Don't output the function epilogue
15515 (m32r_expand_epilogue): New.
15516 (direct_return): Return false if the function has the interrupt
15518 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15519 * config/m32r/m32r.md (epilogue): New expander.
15520 (return_lr, return_rte): New insns.
15521 (return): Make it expander.
15522 (return_normal): New expander.
15524 2007-01-18 Josh Conner <jconner@apple.com>
15527 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15528 support for UNLE, UNLT, UNGE, and UNGT.
15530 2007-01-18 Jan Hubicka <jh@suse.cz>
15532 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15533 * tree-tailcall (add_virtual_phis): Likewise.
15534 (optimize_tail_call): Return TODOs.
15535 (execute_tail_calls): Return TODOs.
15536 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15537 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15539 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15540 Cleanup cfg using TODO.
15541 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15542 * passes.c (execute_function_todo): When cleanup did something, remove
15544 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15545 (make_edges): Don't cleanup_cfg.
15547 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15549 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15550 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15551 operate on the top of stack.
15552 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15553 register handling of instructions that output to the second
15555 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15556 (move_for_stack_reg): Special-case check for dead destination
15557 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15559 * config/i386/i386.md (UNSPEC_TAN): New constant.
15560 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15561 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15562 to correctly model move of constant 1.0 to top stack slot.
15563 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15564 (unnamed peephole2 pattern): Remove corresponding peephole2
15565 pattern that optimizes tan insn and loading of constant 1.0.
15566 (tanxf2): Use fptanxf4_i387.
15567 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15568 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15569 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15570 disable patterns for SSE math.
15571 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15572 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15574 2007-01-18 Dirk Mueller <dmueller@suse.de>
15575 Richard Guenther <rguenther@suse.de>
15578 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15579 * common.opt (Warray-bounds): Add new warning option.
15580 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15582 * Makefile.in: make tree-vrp.o depend on toplev.h
15583 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15585 (check_array_refs, check_array_bounds, check_array_ref): New.
15587 2007-01-18 Jan Hubicka <jh@suse.cz>
15589 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15590 (execute_ssa_ccp): Return flags conditionally.
15591 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15593 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15595 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15597 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15598 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15600 * Makefile.c (GTFILES): Add cfglayout.h.
15601 * gengtype.c (open_base_files): Likewise.
15602 * cfglayout.c (cfg_layout_function_footer,
15603 cfg_layout_function_header) Reindent to make gengtype happy.
15604 * cfglayout.h (cfg_layout_function_footer,
15605 cfg_layout_function_header): Add GTY(()) marker.
15607 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15609 2007-01-18 Ben Elliston <bje@au.ibm.com>
15611 * genautomata.c (write_automata): Include xstrerror output in the
15612 error message if writing the DFA description file fails.
15614 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15616 * config/mips/mips-protos.h (mips_output_external): Make it
15618 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15619 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15620 (extern_list): Likewise.
15621 (extern_head): Likewise.
15622 (TARGET_ASM_FILE_END): Likewise.
15623 (mips_file_end): Likewise.
15624 (mips_output_external): Rewritten.
15626 2007-01-18 Ben Elliston <bje@au.ibm.com>
15628 * genpreds.c (write_insn_preds_c): Only write out the function
15629 body for regclass_for_constraint if we have register constraints.
15631 2007-01-17 Tom Tromey <tromey@redhat.com>
15633 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15634 * doc/install.texi (Testing): Use sourceware.org.
15635 (Binaries): Likewise.
15636 (Specific): Likewise.
15637 * doc/contrib.texi (Contributors): Use sourceware.org.
15639 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15641 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15642 (AVR_ENHANCED): Rename to ...
15643 (AVR_HAVE_MUL): ... new.
15644 (avr_enhanced_p): Rename to ...
15645 (avr_have_mul_p): ... new.
15646 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15647 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15648 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15649 (avr_have_mul_p): ... new.
15650 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15651 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15652 'avr_enhanced_p' and 'enhanced'.
15653 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15654 AVR_HAVE_MUL instead of AVR_ENHANCED.
15655 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15656 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15657 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15658 instead of AVR_ENHANCED.
15659 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15660 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15661 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15663 2007-01-17 Ian Lance Taylor <iant@google.com>
15665 * vec.h (VEC_reserve_exact): Define.
15666 (vec_gc_p_reserve_exact): Declare.
15667 (vec_gc_o_reserve_exact): Declare.
15668 (vec_heap_p_reserve_exact): Declare.
15669 (vec_heap_o_reserve_exact): Declare.
15670 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15672 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15673 negative parameter.
15674 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15675 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15676 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15677 * vec.c (calculate_allocation): Add exact parameter. Change all
15679 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15680 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15681 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15682 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15683 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15684 (vec_heap_p_reserve_exact): New function.
15685 (vec_heap_o_reserve_exact): New function.
15687 2007-01-17 Jan Hubicka <jh@suse.cz>
15689 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15691 2007-01-17 Eric Christopher <echristo@apple.com>
15693 * config.gcc: Support core2 processor.
15695 2007-01-16 Jan Hubicka <jh@suse.cz>
15697 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15698 the names, just unlink the chain so we don't crash on dangling pointers
15701 2007-01-16 Jan Hubicka <jh@suse.cz>
15703 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15704 * tree-pass.h: Reorder to make IPA passes appear toegher.
15705 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15706 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15707 parameters, do not call early inliner.
15708 * ipa-inline.c: Update comments. Include tree-flow.h
15709 (cgraph_decide_inlining): Do not compute inlining parameters.
15710 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15711 be called with function context set up.
15712 (pass_ipa_inline): Remove unreachable functions before pass.
15713 (cgraph_early_inlining): Simplify assuming to be called from the
15715 (pass_early_inline): New pass.
15716 (cgraph_gate_ipa_early_inlining): New gate.
15717 (pass_ipa_early_inline): Turn into simple wrapper.
15718 (compute_inline_parameters): New function.
15719 (gate_inline_passes): New gate.
15720 (pass_inline_parameters): New pass.
15721 (apply_inline): Move here from tree-optimize.c
15722 (pass_apply_inline): New pass.
15723 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15725 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15726 doing them by hand.
15727 (tree_function_versioning): Do not allocate dummy struct function.
15728 * tree-inline.h (optimize_inline_calls): Update prototype.
15729 * tree-optimize.c (execute_fixup_cfg): Export.
15730 (pass_fixup_cfg): Remove
15731 (tree_rest_of_compilation): Do not apply inlines.
15732 * tree-flow.h (execute_fixup_cfg): Declare.
15733 * Makefile.in (gt-passes.c): New.
15734 * passes.c: Include gt-passes.h
15735 (init_optimization_passes): New passes.
15736 (nnodes, order): New static vars.
15737 (do_per_function_toporder): New function.
15738 (execute_one_pass): Dump current pass here.
15739 (execute_ipa_pass_list): Don't dump current pass here.
15741 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15743 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15744 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15746 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15748 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15749 (strong_alias): Define.
15750 (__gcc_qmul): Provide non-FMA for soft-float.
15751 (__gcc_qdiv): Same.
15756 (__gcc_qunord): New.
15766 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15767 soft-float functions.
15768 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15769 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15770 about long double soft float.
15772 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15773 Tehila Meyzels <tehila@il.ibm.com>
15775 * tree-vectorizer.h (is_pattern_stmt_p): New.
15776 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15777 formatting (tabs instead of spaces). Cleanup and clarify setting
15778 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15779 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15780 (vectorizable_type_demotion): Check that types are integral.
15781 (vectorizable_type_promotion): Likewise.
15782 (vectorizable_store): Fix typo. Eliminate new-line at end of
15785 2007-01-16 Jan Hubicka <jh@suse.cz>
15787 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15790 2007-01-15 Eric Christopher <echristo@apple.com>
15792 * ifcvt.c: Include vec.h, vecprim.h.
15793 (check_cond_move_block): New argument regs.
15794 Reorganize. Add registers used to regs.
15795 (cond_move_process_if_block): Use regs set above as
15798 2007-01-15 Eric Christopher <echristo@apple.com>
15800 * config/darwin.h: Update copyright.
15801 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15802 (LINK_COMMAND_SPEC): Add -u.
15803 (LINK_SPEC): Fix umbrella for above.
15805 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15807 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15810 2007-01-15 Tom Tromey <tromey@redhat.com>
15812 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15813 * doc/install.texi (Testing): Don't mention jacks.
15814 (Configuration): Document --enable-java-maintainer-mode. Move
15815 --with-java-home to libgcj-specific section. Document
15817 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15819 2007-01-15 Jan Hubicka <jh@suse.cz>
15821 * tree-ssa-dce.c (DCE_TODOs): New.
15822 (propagate_necessity): Return if something changed.
15823 (eliminate_unnecessary_stmts): Likewise.
15824 (perform_tree_ssa_dce): Return TODO flags when needed.
15825 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15827 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15829 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15830 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15831 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15832 patterns using X87MODEF12 mode macro. Extend operand 1
15833 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15834 (log10<mode>2): Ditto.
15835 (log2<mode>2): Ditto.
15836 (log1p<mode>2): Ditto.
15837 (logb<mode>2): Ditto.
15838 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15839 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15840 (*fxtractxf3_i387): Rename from *fxtractxf3.
15841 (fxtract_extend<mode>xf3_i387): New insn pattern.
15842 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15843 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15844 and gen_fyl2xxf3_i387().
15846 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15848 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15849 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15850 get_loop_exit_edges. Changed return type to bool.
15851 * cfgloop.h (fix_loop_placement): Declaration removed.
15853 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15855 * param.h (MIN_VECT_LOOP_BOUND): New.
15856 * params.def (MIN_VECT_LOOP_BOUND): New.
15857 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15858 argument - minimum threshold for number of iterations.
15859 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15860 argument to declaration.
15861 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15862 MIN_VECT_LOOP_BOUND.
15863 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15864 slpeel_tree_peel_loop_to_edge with additional argument.
15865 (vect_do_peeling_for_alignment): Likewise.
15866 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15868 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15871 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15872 operands of size 1.
15874 2007-01-14 Jan Hubicka <jh@suse.cz>
15876 * tree-dfa.c (remove_referenced_var): New function.
15877 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15878 prune referenced vars list too.
15879 * tree-flow.h (remove_referenced_var): Declare.
15881 2007-01-14 Jan Hubicka <jh@suse.cz>
15883 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15885 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15886 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15887 * except.h (verify_eh_throw_table_statements): Kill prototype.
15888 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15889 into call exrepssions.
15890 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15892 * tree-cfg.c: Include pointer-set.h.
15893 (verify_node_sharing): Work on pointer set.
15894 (verify_eh_throw_stmt_node): New.
15895 (verify_stmts): Use pointers sets, verify throw_stmt.
15897 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15899 * ipa-reference.c (analyze_function): Consider also addresses taken
15902 2007-01-12 Roger Sayle <roger@eyesopen.com>
15904 * c-typeck.c (null_pointer_constant_p): Replace use of
15905 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15906 (build_c_cast): Likewise.
15908 2007-01-12 Roger Sayle <roger@eyesopen.com>
15910 * tree.h (force_fit_type_double): Remove unused final argument.
15911 * c-common.c (constant_expression_warning): Replace use of
15912 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15913 (convert_and_check): Likewise.
15914 (shorten_compare): Update call to force_fit_type_double.
15915 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15916 * convert.c (convert_to_pointer): Update call to
15917 force_fit_type_double.
15918 * fold-const.c (force_fit_type_double): Remove overflowed_const
15920 (int_const_binop, fold_convert_const_int_from_int,
15921 fold_convert_const_int_from_real, fold_div_compare,
15922 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15923 fold_abs_const, fold_not_const): Remove the final argument from
15924 calls to force_fit_type_double.
15926 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15928 * configure.ac: Set insn to "nop" for spu-*-* also.
15929 * configure: Regenerate.
15931 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15933 * builtins.def : Add BUILT_IN_FREE.
15935 2007-01-12 Jan Hubicka <jh@suse.cz>
15937 PR tree-optimization/30443
15938 * tree-inline.c (tree_function_versioning): Do not optimize when
15939 cloning for inlining.
15941 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15943 * doc/loop.texi: Document recording of loop exits.
15944 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15945 (update_single_exits_after_duplication,
15946 update_single_exit_for_duplicated_loop,
15947 update_single_exit_for_duplicated_loops): Removed.
15948 (duplicate_loop_to_header_edge): Do not call
15949 update_single_exits_after_duplication and
15950 update_single_exit_for_duplicated_loops.
15951 (loop_version): Do not update single_exit information.
15952 (fix_loop_structure): Use record_loop_exits instead of
15953 mark_single_exit_loops.
15954 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15955 the lists of loop exits.
15956 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15957 split_edge, merge_blocks): Update the lists of loop exits.
15958 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15959 loop_optimizer_init.
15960 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15961 of mark_single_exit_loops.
15962 (loop_optimizer_finalize): Call release_recorded_exits.
15963 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15964 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15965 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15966 update single exit information.
15967 * lambda-code.c (perfect_nestify): Ditto.
15968 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15969 (mark_single_exit_loops): Removed.
15970 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15971 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15972 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15974 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15975 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15976 (verify_loop_structure): Verify consistency of the exit lists.
15977 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15978 (set_single_exit): Removed.
15979 * cfgloop.h (struct loop_exit): New function.
15980 (struct loop): single_exit_ field replaced by exits field.
15981 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15982 (struct loops): Added exits hash.
15983 (mark_single_exit_loops, set_single_exit): Declaration removed.
15984 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15986 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15988 * doc/invoke.texi: Avoid use of @headitem.
15990 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15992 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15994 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15996 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15999 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16000 Richard Sandiford <richard@codesourcery.com>
16002 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
16003 * config/m68k/m68k.opt: Resort options.
16004 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
16006 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16007 Richard Sandiford <richard@codesourcery.com>
16009 * doc/invoke.texi: Document the macros that are defined by
16010 m68k's -mtune and -mhard-float options.
16011 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
16012 (m68k_cpp_cpu_family): Likewise.
16013 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
16014 of __ucfv*__ macros. Define __mcffpu__ if generating code for
16015 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
16016 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
16017 (m68k_cpp_cpu_family): Likewise.
16019 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16021 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
16022 macros besides mc68000 as tuning macros. Use a switch statement
16023 to set them and mcpu32.
16025 2007-01-12 Julian Brown <julian@codesourcery.com>
16027 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16028 (TARGET_68040_ONLY): Rename to...
16029 (TARGET_68040): ...this.
16030 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16031 * config/m68k/m68k.md: Likewise.
16033 2007-01-12 Julian Brown <julian@codesourcery.com>
16034 Nathan Sidwell <nathan@codesourcery.com>
16035 Richard Sandiford <richard@codesourcery.com>
16037 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16038 the -mcpu= argument associated with the --with-cpu setting.
16039 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16040 if different from the one implied by the -mcpu setting.
16041 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16042 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16043 * doc/invoke.texi: Mention ColdFire in the introduction to the
16044 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16045 -mno-div and -mhard-float options. Make -m68881 a synonym for
16046 -mhard-float. Document the previously-undocumented -m5206e,
16047 -m528x, -m5307 and -m5407 options. Tweak the existing option
16048 documentation for consistency.
16049 * doc/install.texi: Mention new --with-cpu arguments.
16050 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16051 default CPU if neither -mcpu nor -march are specified.
16052 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16053 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16054 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16055 using m68k_tune to decide between families that implement the
16056 same ISA. Use m68k_tune to set __mcfv4e__.
16057 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16058 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16059 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16060 (FL_ISA_C, FL_ISA_MMU): New macros.
16061 (MASK_COLDFIRE): Delete.
16062 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16063 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16064 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16065 (TARGET_HARD_FLOAT): Do not define here.
16066 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16067 (TUNE_68000): New macro.
16068 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16069 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16070 (TUNE_CFV2): Redefine in terms of m68k_tune.
16071 (uarch_type, target_device, fpu_type): New enums.
16072 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16073 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16074 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16075 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16076 (FL_FOR_isa_c): New macros.
16077 (m68k_isa): New enum.
16078 (m68k_target_selection): New structure.
16079 (all_devices, all_isas, all_microarchs): New tables.
16080 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16081 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16082 (MASK_ALL_CPU_BITS): Delete.
16083 (m68k_find_selection): New function.
16084 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16085 Map the legacy target options to a combination of the new ones.
16086 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16087 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16088 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16090 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16091 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16093 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16094 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16095 * config/m68k/m68k-devices.def: New file.
16097 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16098 Nathan Sidwell <nathan@codesourcery.com>
16100 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16101 (SUBTARGET_EXTRA_SPECS): New macros.
16102 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16103 use %(asm_cpu_spec) instead.
16104 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16105 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16106 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16107 (EXTRA_SPECS): Rename to...
16108 (SUBTARGET_EXTRA_SPECS): ...this.
16110 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16111 Richard Sandiford <richard@codesourcery.com>
16112 Julian Brown <julian@codesourcery.com>
16114 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16115 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16116 to the configuration's default CPU.
16117 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16118 Remove default masks.
16119 (m680[012]0-*-*): Set the default with_cpu to the first part of
16121 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16122 (m68k*-*-linux): Extend the --with-cpu handling to...
16123 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16124 and m68010. Don't set target_cpu_default2.
16125 * doc/install.texi: Document --with-cpu for m68k.
16126 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16127 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16128 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16129 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16130 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16131 (ASM_SPEC): Remove use of %(asm_cpu_default).
16132 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16133 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16134 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16135 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16136 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16137 (TARGET_DEFAULT): Delete.
16138 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16139 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16140 (CPP_CPU_SPEC): Delete.
16141 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16142 the appropriate string.
16143 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16144 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16145 (ASM_SPEC): Don't use %(asm_default_spec).
16146 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16147 TARGET_DEFAULT and add MASK_68881.
16148 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16150 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16152 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16153 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16154 MASK_68010 alongside MASK_68020.
16155 * doc/invoke.texi: Document -m68010.
16156 * config/m68k/m68k.opt (m68010): New.
16157 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16159 (TUNE_68010): New macro.
16160 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16161 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16162 (M68K_CPU_m68332): Add MASK_68010.
16163 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16164 fallback definition.
16165 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16167 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16168 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16169 to all entries that use MASK_68020.
16170 (output_move_simode_const, output_move_himode, output_move_qimode)
16171 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16172 instead of TARGET_68020 to select clr behavior. Remove comment
16173 about there being no TARGET_68010.
16174 * config/m68k/m68k.md: Likewise throughout.
16176 2007-01-12 Julian Brown <julian@codesourcery.com>
16178 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16179 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16180 * config/m68k/m68k.md: Likewise.
16182 2007-01-12 Julian Brown <julian@codesourcery.com>
16184 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16185 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16187 2007-01-12 Julian Brown <julian@codesourcery.com>
16189 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16190 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16191 * config/m68k/m68k.md: Likewise.
16193 2007-01-12 Julian Brown <julian@codesourcery.com>
16194 Richard Sandiford <richard@codesourcery.com>
16196 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16197 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16198 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16200 (TARGET_CPU32): Rename to...
16201 (TUNE_CPU32): ...this.
16202 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16203 (TUNE_CFV2): New macros.
16204 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16205 remove conditions that are implied by TARGET_68020.
16206 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16207 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16208 (m68k_output_function_epilogue): Likewise.
16209 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16210 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16211 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16212 non-68000 timings. Refactor multiplication and division costs.
16213 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16214 TUNE_CPU32 instead of TARGET_CPU32.
16215 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16216 and TUNE_68060 instead of TARGET_68060.
16217 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16218 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16220 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16221 && !TARGET_COLDFIRE" to choose between moveq and clr.
16222 Likewise in the unnamed movsf pattern.
16223 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16224 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16227 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16229 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16230 of tabbing before backslashes.
16232 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16234 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16235 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16236 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16238 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16240 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16241 find_interesting_uses_cond.
16242 (find_interesting_uses_cond): Use extract_cond_operands.
16243 (rewrite_use_compare): Use extract_cond_operands and
16244 force_gimple_operand_bsi. Do not call update_stmt.
16245 (determine_use_iv_cost_condition): Use extract_cond_operands.
16246 Return cheaper of using original bound and changing the exit bound.
16248 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16250 PR tree-optimization/29516
16251 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16252 most_expensive_mult_to_index, addr_to_parts,
16253 create_mem_ref, maybe_fold_tmr): Make the type of
16254 fields of TARGET_MEM_REF sizetype.
16255 (move_fixed_address_to_symbol, move_pointer_to_base):
16257 * tree.def (TARGET_MEM_REF): Add comment on types of
16260 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16262 * c-common.c (vector_types_convertible_p): Treat opaque types as
16263 always convertible if they have the same size, but not otherwise.
16265 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16267 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16268 Remove the b_unconditional field.
16269 (noce_try_sign_mask): Do not look at b_unconditional.
16270 (noce_process_if_block): Do not use merge_if_blocks. Update
16271 the CFG here. Do not set b_unconditional.
16272 (cond_move_process_if_block): Likewise.
16273 (find_cond_trap): Likewise.
16274 (check_cond_move_block): Require simple jump insns at the end
16275 of the basic block.
16277 2007-01-11 Jan Hubicka <jh@suse.cz>
16279 PR tree-optimization/1046
16280 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16281 when alias info is not ready.
16282 (pass_tail_recursion): Do not require aliasing.
16283 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16284 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16285 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16286 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16287 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16288 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16289 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16291 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16292 When aliasing is not build, mark statement as volatile.
16294 2007-01-11 Tom Tromey <tromey@redhat.com>
16296 PR preprocessor/15185, PR preprocessor/20989:
16297 * doc/cppopts.texi <-MT>: Update description of algorithm for
16298 computing default target.
16299 <-M, -MD>: Reword "basename" text.
16301 2007-01-11 Roger Sayle <roger@eyesopen.com>
16303 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16304 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16305 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16306 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16307 fold_builtin_bswap, real_constp, fold_builtin_pow,
16308 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16309 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16310 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16311 * convert.c (convert_to_pointer): Likewise.
16312 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16313 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16314 const_binop, fold_convert_const_int_from_int,
16315 fold_convert_const_int_from_real,
16316 fold_convert_const_real_from_real, sign_bit_p,
16317 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16318 fold_sign_changed_comparison, fold_unary, fold_comparison,
16319 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16320 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16321 * print-tree.c (print_node_brief, print_node): Likewise.
16322 * stor-layout.c (place_field, layout_type): Likewise.
16323 * tree-chrec.c (keep_cast): Likewise.
16324 * tree.c (build_vector, build_real, build_real_from_int_cst,
16325 build_complex): Likewise.
16327 2007-01-11 Roger Sayle <roger@eyesopen.com>
16329 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16330 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16332 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16334 * configure.ac (strict1_warn): Rename to strict_warn.
16335 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16336 cc_set_by_configure, quoted_cc_set_by_configure,
16337 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16338 all_boot_languages, all_stagestuff): Remove.
16339 (target_list): Remove bootstrap targets.
16340 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16341 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16342 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16343 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16344 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16345 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16346 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16347 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16348 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16349 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16350 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16351 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16352 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16353 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16354 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16355 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16356 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16357 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16358 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16359 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16360 (mostlyclean): Adjust.
16361 (clean, distclean): Don't mention bootstrap stuff.
16362 * configure: Regenerate.
16363 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16364 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16365 treelang/config-lang.in (stagestuff): Remove.
16366 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16367 stageprofile, stagefeedback, stagestuff): Remove mention.
16369 2007-01-11 Nick Clifton <nickc@redhat.com>
16371 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16373 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16374 (mcore_arith_K_S_operand): Run the test for the S constraint not
16375 the test for the M constraint.
16376 (mcore_addsub_operand): Do not accept integer values that are
16377 larger than 32 bits.
16378 * config/mcore/mcore.md: Remove unused constraints from split.
16379 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16380 (addsi3): Likewise.
16381 (allocate_stack): Likewise.
16382 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16383 operands to 32 bits.
16384 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16386 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16387 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16388 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16389 mcore_output_bclri, mcore_output_andn, output_inline_const,
16390 mcore_output_move, mcore_output_movedouble): Likewise.
16391 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16392 (output_inline_const): Likewise.
16393 (output_inline_const): Fix format strings used in sprintf
16395 * config/mcore/mcore-protos.h: Update prototypes for changed
16396 functions in mcore.c.
16397 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16398 HOST_WIDE_INT and not int.
16399 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16400 CONST_OK_FOR_N): Likewise.
16401 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16402 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16405 2007-01-10 Jan Hubicka <jh@suse.cz>
16407 * tree-vrp.c (remove_range_assertions): Release defs.
16408 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16409 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16411 2007-01-10 Paul Brook <paul@codesourcery.com>
16413 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16414 * config/arm/arm.md (mulsi3subsi): New insn.
16416 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16418 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16419 (tree_transform_and_unroll_loop): New.
16420 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16423 2007-01-10 Robert Kennedy <jimbob@google.com>
16425 * fold-const.c (fold_comparison): Fold comparisons like (x *
16426 1000 < 0) to (x < 0).
16428 2007-01-10 Ian Lance Taylor <iant@google.com>
16430 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16431 operands have the same priority.
16433 2007-01-10 Tom Tromey <tromey@redhat.com>
16435 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16436 (fold_binary): Likewise.
16437 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16438 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16439 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16440 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16441 * langhooks.h (struct lang_hooks): Removed field
16442 'can_use_bit_fields_p'.
16444 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16446 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16448 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16450 * function.c (get_last_funcdef_no): New function.
16451 * function.h (get_last_funcdef_no): Declare.
16452 * tree-inline.c (initialize_cfun): Add initialization.
16453 (tree_function_versioning): Cleanup.
16455 2007-01-10 Jan Hubicka <jh@suse.cz>
16457 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16460 2007-01-10 Sa Liu <saliu@de.ibm.com>
16461 Ben Elliston <bje@au.ibm.com>
16463 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16464 for SAVE_NONLOCAL and Pmode for any other save level.
16465 * spu-protos.h (spu_restore_stack_block): Declare.
16466 * spu.md (save_stack_block): Remove.
16467 (restore_stack_block): Call spu_restore_stack_block.
16468 * spu.c (spu_restore_stack_block): New function.
16469 (spu_expand_epilogue): Remove old comment.
16471 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16473 PR tree-optimization/30322
16474 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16475 (cand_value_at): Return the value as aff_tree.
16476 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16477 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16478 aff_combination_mult): New functions.
16479 (aff_combination_add): Use aff_combination_add_cst.
16480 (aff_combination_convert): Allow conversions to a wider type.
16481 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16482 * tree-affine.h (aff_combination_mult): Declare.
16484 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16486 * doc/tm.texi: Update documentation to reflect reality of exec
16487 and start file search behaviours. Update copyright year.
16488 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16489 header file directories.
16491 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16493 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16494 (*cosxf2): Rename to cosxf2_i387.
16495 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16496 using X87MODEF12 mode macro. Rename patterns to
16497 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16499 (*cosdf2, *cossf2): Ditto.
16500 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16501 to match extended input operands.
16502 (sincos<mode>3): New expander.
16503 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16504 insn patterns and corresponding splitters.
16506 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16508 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16509 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16511 2007-01-09 Nicolas Pitre <nico@cam.org>
16514 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16516 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16518 * target.h (struct gcc_target): New field library_rtti_comdat.
16519 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16520 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16521 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16522 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16524 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16526 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16528 2007-01-08 Richard Guenther <rguenther@suse.de>
16530 * tree.h (force_fit_type_double): Export.
16531 (force_fit_type): Remove.
16532 * fold-const.c (force_fit_type_double): New function.
16533 (force_fit_type): Remove.
16534 (int_const_binop): Use it.
16535 (fold_convert_const_int_from_int): Likewise.
16536 (fold_convert_const_int_from_real): Likewise.
16537 (fold_div_compare): Likewise.
16538 (fold_sign_changed_comparison): Likewise.
16539 (fold_unary): Likewise.
16540 (fold_negate_const): Likewise.
16541 (fold_abs_const): Likewise.
16542 (fold_not_const): Likewise.
16543 * c-common.c (shorten_compare): Use force_fit_type_double.
16544 * convert.c (convert_to_pointer): Likewise.
16546 2007-01-08 Richard Guenther <rguenther@suse.de>
16548 * tree.h (build_int_cst_wide_type): Export.
16549 * tree.c (build_int_cst_wide_type): New function.
16550 (build_int_cst_wide): Fix comment.
16551 * builtins.c (fold_builtin_object_size): Use build_int_cst
16552 to build -1 or 0 of the correct type. Use fit_double_type
16553 to check for overflow.
16554 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16556 (decode_field_reference): Likewise.
16557 (all_ones_mask_p): Likewise.
16558 (native_interpret_int): Use build_int_cst_wide_type.
16559 (fold_binary): Use build_int_cst_type to build an all-ones
16561 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16563 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16565 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16567 2007-01-09 Ben Elliston <bje@au.ibm.com>
16569 * genautomata.c (STATS_OPTION): New option.
16570 (stats_flag): New flag.
16571 (gen_automata_option): Handle it.
16572 (initiate_automaton_gen): Ditto.
16573 (write_automata): Output statistics only if stats_flag is
16574 set. Likewise, output time statistics only if time_flag is set.
16575 * doc/md.texi (Processor pipeline description): Document new flag.
16577 2007-01-08 Richard Guenther <rguenther@suse.de>
16579 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16580 * tree.c (build_int_cst_type): Likewise.
16581 (size_in_bytes): Don't call force_fit_type on the result.
16582 (int_fits_type_p): Use fit_double_type.
16583 * fold-const.c (fit_double_type): New function.
16584 (force_fit_type): Use it.
16585 * tree.h (fit_double_type): Export.
16587 2007-01-08 Jan Hubicka <jh@suse.cz>
16589 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16590 * ipa.c (function_and_variable_visibility): Fix return type.
16592 2007-01-08 Richard Guenther <rguenther@suse.de>
16594 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16595 of offset to build the index.
16596 * tree-pretty-print.c (dump_generic_node): Don't build negated
16597 const just for printing.
16598 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16599 * builtins.c (fold_builtin_int_roundingfn): Check if result
16600 fits the type by using force_fit_type and comparing the result.
16601 * predict.c (predict_loops): Use compare_tree_int for comparison.
16602 * tree.c (build_int_cst): Fall back to integer_type_node for
16604 (build_int_cst_wide): Assert type is non-null.
16606 2007-01-08 Roberto Costa <roberto.costa@st.com>
16608 * tree-vrp.c (extract_range_from_cond_expr): New.
16609 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16610 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16612 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16613 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16614 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16615 used as expressions.
16616 * tree-object-size.c (cond_expr_object_size): New.
16617 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16619 2007-01-08 Jan Hubicka <jh@suse.cz>
16621 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16622 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16625 2007-01-08 Richard Guenther <rguenther@suse.de>
16627 PR tree-optimization/23603
16628 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16629 (extract_range_from_binary): Fall back to truthvalue instead of
16630 varying for TRUTH_*_EXPR.
16631 (extract_range_from_comparison): Fall back to truthvalue instead of
16633 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16634 if all visited PHI values were constant.
16636 2007-01-08 Jan Hubicka <jh@suse.cz>
16638 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16639 (cgraph_analyze_function): break out from ...
16640 (cgraph_finalize_compilation_unit): ... here.
16641 (cgraph_expand_function): Remove forgoten commented out line.
16642 (cgraph_optimize): Analyze functions.
16644 2007-01-08 Jan Hubicka <jh@suse.cz>
16646 * tree-pas.h (TODO_remove_function): New flag.
16647 (TODO_update*): Renumber.
16648 (pass_ipa_increase_alignment,
16649 pass_ipa_function_and_variable_visibility): New passes.
16650 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16651 (cgraph_function_and_variable_visibility): Move to ipa.c
16652 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16653 cgraph_increase_alignment.
16654 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16655 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16656 calling tree-inline.
16657 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16658 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16659 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16660 (gate_increase_alignment): New function.
16661 (pass_ipa_increase_alignment): New pass.
16662 * ipa.c: Inline tree-pass.h and timevar.h
16663 (function_and_variable_visibility): Move here from cgraphunit.c
16664 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16665 * passes.c (init_optimization_passes): Add the two new passes.
16666 (execute_todo): Handle cgraph_remove_functions.
16668 2007-01-08 Nick Clifton <nickc@redhat.com>
16670 * config/frv/predicates.md (reg_or_0_operand): Accept
16673 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16675 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16676 * config.gcc: Add bfin*-rtems*.
16678 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16680 * c.opt: Add -flax-vector-conversions.
16681 * c-typeck.c (convert_for_assignment): Pass flag to
16682 vector_types_convertible_p to allow emission of note.
16683 (digest_init): Likewise.
16684 * c-opts.c: Handle -flax-vector-conversions.
16685 * c-common.c (flag_lax_vector_conversions): New.
16686 (vector_types_convertible_p): Unless -flax-vector conversions
16687 has been passed, disallow conversions between vectors with
16688 differing numbers of subparts and/or element types. If such
16689 a conversion is disallowed, possibly emit a note on the first
16690 occasion only to inform the user of -flax-vector-conversions.
16691 The new last argument specifies this.
16692 * c-common.h (flag_lax_vector_conversions): New.
16693 (vector_types_convertible_p): Add extra argument.
16694 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16695 char_type_node for V*QI type vectors.
16696 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16697 Update to satisfy new typechecking rules.
16698 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16699 C and C++ variants.
16700 * doc/invoke.texi (C Dialect Options): Document
16701 -flax-vector-conversions.
16703 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16705 PR tree-optimization/29877
16706 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16707 a register variable on the RHS to not be replaceable.
16709 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16710 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16711 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16712 const_simm15, const_pow2, const_npow2): Added.
16713 * config/score/misc.md (insv, extv, extzv, movmemsi,
16714 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16715 * config/score/score.c (score_address_cost, score_select_cc_mode):
16717 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16718 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16719 Update score_print_operand.
16720 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16721 Adjust register allocate order and update some macro define.
16722 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16723 mdx_block_move_straight, mdx_block_move_loop_head,
16724 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16725 mdx_block_move): Added.
16726 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16727 mdp_limm): Updated and fix some bug and typo.
16728 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16729 (movsf, movdf, doloop_end): Added.
16731 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16733 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16734 config/arm/thumb2.md: Fix comment typos.
16735 * doc/extend.texi: Fix a typo.
16737 2007-01-07 Eric Christopher <echristo@apple.com>
16739 * configure.ac: Check for __stack_chk_fail for darwin.
16740 * configure: Regenerate.
16742 2007-01-07 Richard Guenther <rguenther@suse.de>
16744 * tree-vrp.c (extract_range_from_assert): CSE calls to
16745 compare_values where possible.
16746 (extract_range_from_unary_expr): Likewise.
16748 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16750 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16751 * config/avr/avr.c (call_insn_operand): Delete function.
16752 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16753 instead of register number. Use predicates.
16754 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16755 call_insn_operand): Add.
16757 2007-01-06 Jan Hubicka <jh@suse.cz>
16759 * tree-pass.h (pass_build_cgraph_edges): Declare.
16760 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16761 (visited_nodes): Remove.
16762 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16763 build_cgrpah_edges; make visited_nodes local.
16764 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16765 (record_references_in_initializer): Move to cgraphbuild.c
16766 (initialize_inline_failed, rebuild_cgraph_edges,
16767 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16768 (verify_cgraph_node): Make visited_nodes local.
16769 (cgraph_analyze_function): Do not call cgraph_create_edges and
16770 initialize_inline_failed.
16771 (cgraph_expand_function): Do not call cgraph_lower_function;
16772 assert that function is already lowered.
16773 * Makefile.in (cgraphbuild.o): New.
16774 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16775 at the end of lowering passes.
16777 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16779 * ifcvt.c (cond_move_convert_if_block): New function, code
16780 factored out from...
16781 (cond_move_process_if_block): ...here. Call the new function
16782 on the THEN and ELSE blocks.
16783 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16784 already takes care of this.
16786 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16789 * tree.h (TREE_OVERFLOW_P): New.
16790 * c-typeck.c (parser_build_unary_op): Warn only if result
16791 overflowed and operands did not.
16792 (parser_build_binary_op): Likewise.
16793 (convert_for_assignment): Remove redundant overflow_warning.
16794 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16796 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16798 * c-typeck.c (store_init_value): Split over two lines to follow
16799 the GNU coding style.
16801 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16803 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16804 __GXX_EXPERIMENTAL_CXX0X__.
16805 * doc/cpp.texi: Same.
16807 2007-01-05 Richard Guenther <rguenther@suse.de>
16809 PR middle-end/27826
16810 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16811 with mismatched types. Instead explicitly build a
16812 conversion NOP_EXPR.
16814 2007-01-05 Ian Lance Taylor <iant@google.com>
16816 * c-common.c (decl_with_nonnull_addr_p): New function.
16817 (c_common_truthvalue_conversion): Call it.
16818 * c-typeck.c (build_binary_op): Likewise.
16819 * c-common.h (decl_with_nonnull_addr_p): Declare.
16821 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16824 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16827 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16829 * doc/install.texi (Final install): Document the fact that
16830 the GNAT runtime should not be stripped.
16832 2007-01-04 Jan Hubicka <jh@suse.cz>
16834 * tree-inline.c (fold_marked_statements): Update operand caches
16835 and EH after folding
16837 2007-01-04 Ian Lance Taylor <iant@google.com>
16839 * c-common.c (check_function_nonnull): Whitespace fix.
16841 2007-01-04 Jan Hubicka <jh@suse.cz>
16843 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16844 comitted older version of patch.
16845 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16846 function, celanup cfg and collect garbage.
16848 2007-01-04 Mike Stump <mrs@apple.com>
16850 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16853 2007-01-04 Eric Christopher <echristo@apple.com>
16855 * libgcc2.c (__bswapsi2): Use SItype.
16856 (__bswapdi2): Use DItype.
16857 * libgcc2.h: Update for above.
16859 2007-01-04 Paul Brook <paul@codesourcery.com>
16861 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16862 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16863 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16864 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16865 umulsi3_highpart): Make conditional on !arm_arch6.
16866 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16867 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16868 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16869 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16870 umulsi3_highpart_v6): New insns.
16872 2007-01-04 Roger Sayle <roger@eyesopen.com>
16874 * fold-const.c (fold_convert): When casting an expression to void,
16875 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16876 have a type. Instead of attempting to build a NOP_EXPR, return
16877 these "special" trees directly.
16879 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16881 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16882 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16883 rs6000_cost->fp not 0 as adjustment for outer NEG.
16885 2007-01-04 Jan Hubicka <jh@suse.cz>
16887 * cgraph.c (cgraph_release_function_body): New function.
16888 (cgraph_remove_node): Use it.
16889 * cgraph.h (cgraph_release_function_body): Declare.
16890 * cgraphunit.c (cgraph_expand_function): Use it.
16891 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16892 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16893 is initialized and while compilation of other function is running.
16894 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16895 statement CFG annotations from here to ...
16896 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16898 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16900 * cfgloop.h (enum li_flags): Make the constants powers of two.
16902 2007-01-04 Jan Hubicka <jh@suse.cz>
16904 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16906 (fold_marked_statements): New function.
16907 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16908 * tree-inline.h (copy_body_data): Add statements_to_fold.
16910 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16912 * config.gcc: Mention libgcc/config.host.
16913 * Makefile.in: Update comments mentioning libgcc.
16914 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16915 (all.cross, start.encap, rest.encap, rest.cross): Update
16916 dependencies for libgcc move.
16917 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16918 (clean-target, clean-target-libgcc): Delete.
16919 (srcdirify, GCC_EXTRA_PARTS): New macros.
16920 (libgcc-support, libgcc.mvars): New rules.
16921 (distclean): Remove mention of mklibgcc.
16922 (install): Don't reference INSTALL_LIBGCC.
16923 (install-common): Don't reference EXTRA_PARTS.
16924 (install-libgcc, install-multilib): Delete rules.
16925 * mklibgcc.in: Delete file.
16926 * doc/configfiles.texi: Don't mention mklibgcc.
16928 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16929 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16930 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16931 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16932 (mklibgcc, ldblspecs): Likewise.
16934 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16935 (posixpre.def): Use $(T).
16936 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16937 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16938 (SHLIB_LINK): Make dummy.
16939 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16941 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16943 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16944 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16945 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16946 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16948 * configure.ac (all_outputs): Remove mklibgcc.
16949 * configure: Regenerated.
16951 2007-01-03 Josh Conner <jconner@apple.com>
16953 PR middle-end/29683
16954 * calls.c (compute_argument_addresses): Set stack and stack_slot
16955 for partial args, too.
16956 (store_one_arg): Use locate.size.constant for the size when
16957 generating a save_area.
16959 2007-01-03 Robert Kennedy <jimbob@google.com>
16961 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16962 whose definitions are deleted due to basic block merging.
16964 2007-01-03 Paul Brook <paul@codesourcery.com>
16967 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16969 (use_return_insn): Return 0 for Thumb interrupt functions.
16970 (print_multi_reg): Add rfe argument for IRQ returns.
16971 (arm_output_epilogue): Pop interrupt return address directly into PC.
16972 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16974 2007-01-03 Paul Brook <paul@codesourcery.com>
16976 Merge from sourcerygxx-4_1.
16977 * config/arm/thumb2.md: New file.
16978 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16980 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16981 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16982 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16983 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16985 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16986 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16988 * config/arm/ieee754-sf.S: Ditto.
16989 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16990 (thumb1_base_register_rtx_p): ... to this.
16991 (thumb_index_register_rtx_p): Rename...
16992 (thumb1_index_register_rtx_p): ... to this.
16993 (thumb_output_function_prologue): Rename...
16994 (thumb1_output_function_prologue): ... to this.
16995 (thumb_legitimate_address_p): Rename...
16996 (thumb1_legitimate_address_p): ... to this.
16997 (thumb_rtx_costs): Rename...
16998 (thumb1_rtx_costs): ... to this.
16999 (thumb_compute_save_reg_mask): Rename...
17000 (thumb1_compute_save_reg_mask): ... to this.
17001 (thumb_final_prescan_insn): Rename...
17002 (thumb1_final_prescan_insn): ... to this.
17003 (thumb_expand_epilogue): Rename...
17004 (thumb1_expand_epilogue): ... to this.
17005 (arm_unwind_emit_stm): Rename...
17006 (arm_unwind_emit_sequence): ... to this.
17007 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
17008 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
17009 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
17010 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
17011 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
17012 thumb2_output_casesi): New functions.
17013 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
17014 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
17015 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
17016 THUMB2_WORK_REGS): Define.
17017 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
17018 arm_condexec_mask, arm_condexec_masklen)): New variables.
17019 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
17020 (arm_override_options): Check new CPU capabilities.
17021 Set new architecture flag variables.
17022 (arm_isr_value): Handle v7m interrupt functions.
17023 (user_return_insn): Return 0 for v7m interrupt functions. Handle
17025 (const_ok_for_arm): Handle Thumb-2 constants.
17026 (arm_gen_constant): Ditto. Use movw when available.
17027 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17029 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17030 (thumb_find_work_register, arm_load_pic_register,
17031 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17032 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17033 print_multi_reg, output_mov_long_double_fpa_from_arm,
17034 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17035 output_mov_double_fpa_from_arm, output_move_double,
17036 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17037 output_return_instruction, arm_output_function_prologue,
17038 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17039 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17040 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17041 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17042 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17043 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17045 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17046 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17047 (arm_file_start): Output directive for unified syntax.
17048 (arm_unwind_emit_set): Handle stack alignment instruction.
17049 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17050 Add v6t2, v7, v7a, v7r and v7m.
17051 (RETLDM): Add Thumb-2 code.
17052 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17053 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17054 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17055 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17056 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17057 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17058 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17059 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17060 ADJUST_INSN_LENGTH): Define.
17061 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17062 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17063 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17064 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17065 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17066 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17067 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17068 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17069 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17070 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17071 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17072 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17073 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17074 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17075 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17076 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17077 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17079 * config/arm/arm-tune.md: Regenerate.
17080 * config/arm/arm-protos.h: Update prototypes.
17081 * config/arm/vfp.md: Enable patterns for Thumb-2.
17082 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17083 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17084 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17085 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17086 * config/arm/libunwind.S: Add Thumb-2 code.
17087 * config/arm/constraints.md: Update include Thumb-2.
17088 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17089 * config/arm/ieee754-df.S: Ditto.
17090 * config/arm/bpabi.S: Ditto.
17091 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17092 * config/arm/predicates.md (low_register_operand,
17093 low_reg_or_int_operand, thumb_16bit_operator): New.
17094 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17095 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17096 * config/arm/t-arm-elf: Add armv7 multilib.
17097 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17099 (UNSPEC_STACK_ALIGN, ce_count): New.
17100 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17101 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17103 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17104 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17105 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17106 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17107 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17108 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17110 * doc/extend.texi: Document ARMv7-M interrupt functions.
17111 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17113 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17115 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17116 (struct _Unwind_Context): Rename args_size to flags, remove
17117 signal_frame field, add a new args_size field and version field.
17118 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17119 _Unwind_IsExtendedContext): New inline functions.
17120 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17121 Assume by_value array is only present if _Unwind_IsExtendedContext.
17122 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17123 _Unwind_IsSignalFrame.
17124 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17125 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17126 (uw_init_context_1): Initialize context->flags to
17127 EXTENDED_CONTEXT_BIT.
17128 * config/rs6000/linux-unwind.h (frob_update_context): Use
17129 _Unwind_SetSignalFrame.
17131 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17133 PR middle-end/30353
17134 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17135 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17138 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17140 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17141 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17142 RET, AT_SP): Remove.
17143 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17146 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17147 * cfgbuild.c (find_basic_blocks): Likewise.
17148 * cfgrtl.c (rtl_create_basic_block): Likewise.
17149 * function.c (temp_slots_at_level): Likewise.
17150 * reg-stack.c (stack_regs_mentioned): Likewise.
17151 * regclass.c (allocate_reg_info): Likewise.
17152 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17153 set_bb_for_stmt, move_block_to_fn): Likewise.
17154 * tree-complex.c (tree_lower_complex): Likewise.
17155 * vec.h (VEC_safe_grow_cleared): New.
17157 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17159 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17161 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17162 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17164 * cfgloopmanip.c (scale_loop_frequencies): Export.
17165 (loopify): Scale the frequencies by prescribed coefficients.
17166 (set_zero_probability): New function.
17167 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17168 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17169 and frequencies according to arguments.
17170 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17172 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17173 * modulo-sched.c (sms_schedule): Set probabilities for entering
17174 versioned loop correctly.
17175 * tree-vect-transform.c (vect_transform_loop): Ditto.
17176 * cfgloop.h (loopify, loop_version): Declaration changed.
17177 (scale_loop_frequencies): Declared.
17179 2007-01-02 Jan Hubicka <jh@suse.cz>
17181 * cgraph.c: Include tree-flow.h
17182 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17183 early_local_passes.
17184 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17185 * tree-pass.h (pass_all_early_optimizations): Declare.
17186 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17187 early_local_passes.
17188 (cgraph_analyze_function): Do early_local_passes.
17189 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17190 Do not add referenced vars.
17191 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17193 (gate_all_early_local_passes): New gate.
17194 (pass_early_local_passes): Use new gate.
17195 (execute_early_local_optimizations): New functions.
17196 (gate_all_early_optimizations): New gate.
17197 (pass_all_early_optimizations): New pass.
17198 (execute_free_datastructures): Free SSA only when initialized.
17199 (gate_init_datastructures): Init only when optimizing.
17200 (tree_lowering_passes): Do early local passes when called late.
17201 * tree-profile.c (do_tree_profiling): Don't profile functions added
17203 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17204 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17206 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17207 during early_local_passes.
17208 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17211 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17213 * Makefile.in: Update copyright year.
17215 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17217 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17218 in $(lang_checks) and check-consistency targets.
17220 2007-01-02 Jan Hubicka <jh@suse.cz>
17222 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17223 Do not add referenced vars.
17224 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17226 * passes.c (init_optimization_passes): Put mudflap_2 after
17227 free_datastructures.
17229 2007-01-02 Jan Hubicka <jh@suse.cz>
17231 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17232 Set NOTHROW flag on call statements proved to be nothrow.
17233 Update statement of local calls so new pure/const functions are
17234 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17236 (tree_rest_of_compilation): Register hooks and initialize bitmap
17237 early. Do not set after_inlining flag.
17239 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17241 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17242 HOST_BITS_PER_LONGLONG
17244 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17247 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17248 warning for non-static initializers.
17250 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17252 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17253 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17254 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17255 Always use set_unique_reg_note to add REG_EQUAL notes.
17257 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17260 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17262 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17263 * cfgbuild.c (find_basic_blocks): Likewise.
17264 * cfgrtl.c (rtl_create_basic_block): Likewise.
17265 * function.c (temp_slots_at_level): Likewise.
17266 * reg-stack.c (stack_regs_mentioned): Likewise.
17267 * regclass.c (allocate_reg_info): Likewise.
17268 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17269 set_bb_for_stmt, move_block_to_fn): Likewise.
17270 * tree-complex.c (tree_lower_complex): Likewise.
17271 * vec.h (VEC_safe_grow_cleared): New.
17273 2007-01-02 Ian Lance Taylor <iant@google.com>
17275 * c-common.c (c_common_truthvalue_conversion): When warning about
17276 using an assignment as a truth value, set TREE_NO_WARNING.
17278 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17281 * c.opt (Wold-style-declaration): New.
17282 * doc/invoke.texi (C-only Warning Options): New.
17283 (Wold-style-declaration): Document it.
17284 (Wextra): Enabled by -Wextra.
17285 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17286 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17287 -Wold-style-declaration.
17289 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17291 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17292 * cfgbuild.c (find_basic_blocks): Likewise.
17293 * cfgrtl.c (rtl_create_basic_block): Likewise.
17294 * function.c (temp_slots_at_level): Likewise.
17295 * reg-stack.c (stack_regs_mentioned): Likewise.
17296 * regclass.c (allocate_reg_info): Likewise.
17297 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17298 set_bb_for_stmt, move_block_to_fn): Likewise.
17299 * tree-complex.c (tree_lower_complex): Likewise.
17300 * vec.h (VEC_safe_grow_cleared): New.
17302 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17304 * c-common.c (c_common_nodes_and_builtins): Since variants of
17305 void_type_node get built before it is given a name, we need to
17306 give those variants the name, too.
17307 (complete_array_type): We need to work with the canonical main
17308 type of the array, from which we will build the qualified version.
17309 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17310 * print-tree.c (print_node): Display canonical type information
17312 * stor-layout.c (layout_type): When we don't know the
17313 alignment of a type for which we're building an array, we end up
17314 guessing wrong, so make the type require structural equality.
17315 * tree.c (make_node_stat): When we build a new type, it is its
17316 own canonical type.
17317 (build_type_attribute_qual_variant): When building an attribute
17318 variant, its canonical type is the non-attribute variant. However,
17319 if the attributes are target-dependent and they differ, we need to
17320 use structural equality checks for this type.
17321 (build_qualified_type): A qualified type is not equivalent to its
17322 unqualified variant; set the canonical type appropriately.
17323 (build_distinct_type_copy): When building a distinct type from
17324 another type, the new type is its own canonical type.
17325 (build_variant_type_copy): When building a new type variant, we
17326 assume that it is equivalent to the original type.
17327 (build_pointer_type_for_mode): When building a pointer type, also
17328 build a canonical type pointer.
17329 (build_reference_type_for_mode): When building a reference type,
17330 also build a canonical type reference.
17331 (build_index_type): When we can't hash an index type (e.g.,
17332 because its maximum value is negative), the index type requires
17333 structural equality tests.
17334 (build_array_type): Build the canonical form of an array type.
17335 (build_function_type): Function types require structural equality,
17336 because they contain default arguments, attributes, etc.
17337 (build_method_type_directly): Ditto for method types.
17338 (build_offset_type): Build the canonical offset type.
17339 (build_complex_type): Build the canonical vector type.
17340 (make_vector_type): Build the canonical vector type.
17341 * tree.h (TYPE_CANONICAL): New.
17342 (TYPE_STRUCTURAL_EQUALITY_P): New.
17343 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17344 (struct tree_type): Added "canonical" field.
17345 * params.h (VERIFY_CANONICAL_TYPES): New.
17346 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17347 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17348 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17349 * doc/invoke.texi (verify-canonical-types): Document --param
17350 parameter for verifying canonical types.
17352 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17354 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17355 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17356 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17357 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17359 * config/rs6000/e500.h: New.
17360 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17361 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17363 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17364 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17365 TARGET_E500_DOUBLE): Remove.
17366 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17367 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17368 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17369 * config/rs6000/rs6000.c (rs6000_override_options): Use
17370 CHECK_E500_OPTIONS.
17372 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17374 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17375 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17376 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17377 rs6000_emit_cmove): Don't check TARGET_E500.
17378 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17379 sordered): Don't check TARGET_E500.
17381 2007-01-01 Eric Christopher <echristo@apple.com>
17383 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17384 HARD_REGISTER_NUM_P.
17386 2007-01-01 Roger Sayle <roger@eyesopen.com>
17388 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17389 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17390 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17393 2007-01-01 Mike Stump <mrs@apple.com>
17395 * configure.ac: Remove support for building with Apple's gcc-3.1.
17397 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17399 PR middle-end/30311
17400 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17401 REG is a hard register. Do not modify REG before calling
17403 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17404 multiple of the size of YMODE for certain lowpart cases.
17406 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17408 PR middle-end/30253
17409 * gimplify (voidify_wrapper_expr): Update for
17410 GIMPLE_MODIFY_STMT.
17412 2007-01-01 Andreas Schwab <schwab@suse.de>
17415 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17416 save of BR0 in extra_spill_size instead of spill_size.
17417 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17419 (ia64_expand_epilogue): Restore BR0 from its new location.
17421 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17423 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17424 Use a temporary variable if the left hand side is not a gimple
17427 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17429 * gimplify.c (gimplify_return_expr): Make the temporary variable
17430 for the return expression, a gimple register variable.
17432 2007-01-01 Jan Hubicka <jh@suse.cz>
17434 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17437 2007-01-01 Mike Stump <mrs@apple.com>
17439 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17441 * config/darwin.c (machopic_select_rtx_section): Use
17442 HAVE_GAS_LITERAL16.
17443 (darwin_mergeable_constant_section): Likewise.
17444 * configure: Regenerate.
17445 * config.in: Regenerate.
17447 2007-01-01 Jan Hubicka <jh@suse.cz>
17448 Andrew Pinski <pinskia@gmail.com>
17450 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17451 before starting IPA passes.