1 2008-12-01 Jakub Jelinek <jakub@redhat.com>
4 * c-omp.c (c_finish_omp_for): Only transform pointer
5 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
7 PR rtl-optimization/38245
8 * tree-vrp.c (abs_extent_range): New function.
9 (extract_range_from_binary_expr): Compute range
10 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
11 or includes zero or if vr1 is VR_RANGE and op0 has some
14 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
17 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
18 case by calculating ~(new_reg & val) instead of (~new_reg & val).
19 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
20 to (not:I48MODE (and:I48MODE (...))).
21 (sync_old_nand<mode>): Ditto.
22 (sync_new_nand<mode>): Ditto.
24 2008-12-01 Nick Clifton <nickc@redhat.com>
26 * config/stormy16/stormy16.md (CARRY_REG): New constant.
27 Replace uses of the "y" register class with direct references to
28 the CARRY_REG register.
29 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
30 register with clobbers of the carry register.
31 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
32 (xstormy16_split_cbranch): Remove redundant carry parameter.
33 (xstormy16_expand_arith): Likewise.
34 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
35 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
36 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
37 (CARRY_REGNUM): Define.
38 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
40 (xstormy16_expand_arith): Likewise.
42 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
44 * config/score/score.h (IRA_COVER_CLASSES): Define.
46 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
49 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
50 (divsi3_sp32): Add new alternative with 'K' for operand #2.
51 (cmp_sdiv_cc_set): Factor common string.
52 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
54 (cmp_udiv_cc_set): Factor common string.
56 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
59 * varasm.c (emutls_finish): Fix common registration.
61 2008-11-29 Jakub Jelinek <jakub@redhat.com>
64 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
66 2008-11-29 David Edelsohn <edelsohn@gnu.org>
68 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
69 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
70 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
71 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
72 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
73 Ignore sub-word case for now.
74 (sync_nand<mode>_internal): Represent NAND in RTL.
75 (sync_old_nand<mode): Same.
76 (sync_old_name<mode>_internal): Same.
77 (sync_new_nand<mode>): Same.
78 (sync_new_nand<mode>_internal): Same.
79 (sync_boolcshort_internal): Expect NAND.
81 2008-11-28 Richard Guenther <rguenther@suse.de>
83 PR tree-optimization/37955
84 PR tree-optimization/37742
85 * tree-vect-transform.c (vectorizable_store): Remove assert for
87 (vectorizable_load): Likewise.
89 2008-11-27 Richard Guenther <rguenther@suse.de>
91 * tree-ssa-structalias.c (intra_create_variable_infos): Make
92 a constraint for the static chain parameter.
94 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
96 * config/bfin/bfin.opt (micplb): New option.
97 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
98 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
99 ENABLE_WA_INDIRECT_CALLS): New macros.
100 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
102 (indirect_call_p): New function.
103 (workaround_speculation): Handle anomaly 05-00-0426 when
104 ENABLE_WA_INDIRECT_CALLS is true.
105 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
106 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
107 * doc/invoke.texi (Blackfin Options): Document -micplb.
109 2008-11-26 DJ Delorie <dj@redhat.com>
111 * config/m32c/mov.md ("extendhipsi2"): New.
113 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
115 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
116 * config/m32c/mov.md (zero_extendqihi2): Likewise.
118 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
120 * config/mips/mips.md (clear_hazard): Rename to
121 clear_hazard_<mode>. Use mode-specific addition.
122 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
123 or gen_clear_hazard_di depending on the size of Pmode.
125 2008-11-26 DJ Delorie <dj@redhat.com>
127 * configure.ac: Test m32c-elf-gas for .loc.
128 * configure: Likewise.
130 2008-11-26 Janis Johnson <janis187@us.ibm.com>
133 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
136 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
138 * config/i386/sync.md (memory_barrier_nosse): Disable also for
139 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
140 (memory_barrier): Do not generate memory_barrier_nosse instruction
142 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
144 2008-11-26 Fredrik Unger <fred@tree.se>
146 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
147 function name from __floatundisf.
148 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
151 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
152 Richard Guenther <rguenther@suse.de>
154 PR tree-optimization/37869
155 * tree-ssa-structalias.c (struct constraint_graph): Remove
156 pt_used and number_incoming members.
157 (build_pred_graph): Do not allocate them.
158 (condense_visit): Do not use them.
159 (label_visit): Likewise.
160 (free_var_substitution_info): Do not free them.
162 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
164 * doc/invoke.texi (ira-max-loops-num): Change semantics.
166 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
168 * ira-color.c (allocno_spill_priority): New function.
169 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
170 Print more info about the spilled allocno.
171 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
174 * ira-build.c (loop_node_to_be_removed_p): Remove.
175 (loop_compare_func, mark_loops_for_removal): New functions.
176 (remove_uneccesary_loop_nodes_from_loop_t): Use member
178 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
180 * ira.c (ira): Don't change flag_ira_algorithm.
182 * params.def (ira-max-loops-num): Change the value.
184 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
186 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
187 Disable unsupported alternative for ColdFire,
188 add new alternative that ColdFire can handle.
190 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
192 * regrename.c (merge_overlapping_regs): Add registers artificially
193 defined at the top of the basic block to the set of live ones just
194 before the first insn.
196 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
197 Joey Ye <joey.ye@intel.com>
200 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
201 false if we need to align the outgoing stack.
202 (ix86_update_stack_boundary): Check parm_stack_boundary.
204 2008-11-25 Richard Guenther <rguenther@suse.de>
208 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
209 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
210 in favor of dereferenced_ptrs.
211 (init_alias_info): Adjust.
212 (delete_alias_info): Likewise.
213 (compute_flow_insensitive_aliasing): Properly
214 include all aliased variables.
215 (update_alias_info_1): Use dereferenced_ptrs.
216 (setup_pointers_and_addressables): Likewise.
217 (get_smt_for): Honor ref-all pointers and pointers with known alias
219 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
221 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
224 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
225 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
227 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
229 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
231 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
233 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
235 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
238 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
239 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
241 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
244 UNSPECV_CMPXCHG_[12].
245 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
246 UNSPECV_CMPXCHG_[12].
249 * config/i386/sync.md (memory_barrier): New expander.
251 2008-11-24 Jakub Jelinek <jakub@redhat.com>
254 * dse.c (find_shift_sequence): Optimize extraction from a constant.
256 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
258 * pa.c (function_arg): Revert 2008-10-26 change.
260 2008-11-23 Helge Deller <deller@gmx.de>
262 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
263 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
264 succeeded and lws_ret is not equal to oldval.
266 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
268 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
270 2008-11-22 Andreas Schwab <schwab@suse.de>
272 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
275 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
277 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
278 Use constant 1 as the operand.
279 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
280 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
281 gen_rdhwr_synci_step_di depending on the size of Pmode.
283 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.md (SWI248): New mode iterator.
287 (SWI32): Remove mode iterator.
288 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
289 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
290 iterator. Generate popcnt mnemonic without mode extensions
291 for Darwin x86 targets.
292 (*popcount<mode>2_cmp): Ditto.
293 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
294 extensions for Darwin x86 targets.
296 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
298 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
299 only if HAVE_AS_SPARC_UA_PCREL is defined.
301 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
303 * ira-costs.c (find_allocno_class_costs): Work out the maximum
304 allocno_costs value of the classees with the lowest total_costs
305 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
306 (setup_allocno_cover_class_and_costs): ...rather than here.
307 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
310 2008-11-22 Jakub Jelinek <jakub@redhat.com>
313 * builtins.c (expand_builtin_apply_args): Emit sequence before
314 parm_birth_insn instead of after entry_of_function's first insn.
317 * function.c (assign_parm_remove_parallels): Pass
318 data->passed_type as third argument to emit_group_store.
321 * final.c (mark_symbol_refs_as_used): New function.
322 * output.h (mark_symbol_refs_as_used): New prototype.
323 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
324 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
325 * config/arm/arm.md (consttable_4): Likewise.
328 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
330 2008-11-21 Jakub Jelinek <jakub@redhat.com>
333 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
334 propagate x = &a into *x = b if conversion from b to a's type is
337 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
339 * caller-save.c (insert_one_insn): Take into account REG_INC notes
340 for the liveness computation of the new insn.
342 2008-11-21 DJ Delorie <dj@redhat.com>
344 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
345 Moves to/from below100 space (W) can only use r0-r7.
347 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
350 * doc/invoke.texi (Optimization Options): Fix typo.
352 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
353 Xuepeng Guo <xuepeng.guo@intel.com>
355 * config.gcc (extra_headers): For x86 and x86-64, remove
356 gmmintrin.h, add immintrin.h and avxintrin.h.
358 * config/i386/gmmintrin.h: Renamed to ...
359 * config/i386/avxintrin.h: This. Issue an error if
360 _IMMINTRIN_H_INCLUDED is undedined.
362 * config/i386/immintrin.h: New.
364 2008-11-21 Jakub Jelinek <jakub@redhat.com>
367 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
368 mode of PLUS, not mode of the eliminated register.
370 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
373 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
374 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
375 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
376 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
377 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
378 (*nand<mode>3): Rename to *andnot<mode>3.
379 (*nandtf3): rename to *andnottf3.
380 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
381 Use CODE_FOR_mmx_andnotv2si3.
382 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
383 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
384 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
385 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
386 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
388 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
391 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
392 case by calculating ~(new_reg & val) instead of (~new_reg & val).
393 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
394 to (not:IMODE (and:IMODE (...))).
395 (sync_old_nand<mode>): Ditto.
396 (sync_new_nand<mode>): Ditto.
398 2008-11-20 Joseph Myers <joseph@codesourcery.com>
400 * config/arm/thumb2.md (thumb2_casesi_internal,
401 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
403 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
405 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
406 nand to the changed 4.4 semantic.
408 2008-11-20 Jakub Jelinek <jakub@redhat.com>
411 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
412 (fold_builtin_memory_op): Handle even the case where just one
413 of src and dest is an address of a var decl component, using
414 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
415 and readonly_data_expr src check.
416 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
419 PR rtl-optimization/36998
420 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
421 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
422 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
423 stack_adjust_offset callers.
424 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
426 (compute_barrier_args_size): Handle insns in annulled branches
429 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
433 Handle cases when integer argument crosses argument register boundary.
435 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
438 * config.gcc (i[34567]86-*-solaris2*): Don't include
439 i386/t-crtstuff here.
440 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
441 * config/i386/t-sol2: Move to libgcc/config/i386.
443 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
446 * tlink.c: Include "libiberty.h".
447 (initial_cwd): Change type into char *.
448 (tlink_init): Call getpwd instead of getcwd.
450 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
452 PR rtl-optimization/32283
453 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
454 of the induction variable to decide whether it may wrap.
455 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
456 initialization of the bound before the loop.
457 * simplify-rtx.c (simplify_binary_operation_1): Add two
458 simplifications regarding AND.
459 (simplify_plus_minus): Only fail if no simplification is possible.
460 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
462 2008-11-20 Jakub Jelinek <jakub@redhat.com>
465 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
466 checking until GIMPLE lowering.
467 * gimple-low.c (check_call_args): New function.
468 (lower_stmt) <case GIMPLE_CALL>: Call it.
470 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
472 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
473 with the same type as the first operand of the AND expression.
475 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
478 * ira-int.h (struct ira_loop_tree_node): New member
479 entered_from_non_parent_p.
481 * ira-color.c (print_loop_title): Print loop bbs.
483 * ira-emit.c (entered_from_non_parent_p,
484 setup_entered_from_non_parent_p): New functions.
485 (not_modified_p): Rename to store_can_be_removed_p. Check there
487 (generate_edge_moves): Use store_can_be_removed_p instead of
489 (ira_emit): Call setup_entered_from_non_parent_p.
491 * ira-build.c (copy_info_to_removed_store_destinations):
492 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
493 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
494 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
495 update all accumulated attributes.
497 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
500 * ira-int.h (ira_copy_allocno_live_range_list,
501 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
502 ira_finish_allocno_live_range_list): New prototypes.
503 (ira_allocno_live_ranges_intersect_p,
504 ira_pseudo_live_ranges_intersect_p): Remove.
506 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
507 ira_pseudo_live_ranges_intersect_p): Rename to
508 allocnos_have_intersected_live_ranges_p and
509 pseudos_have_intersected_live_ranges_p. Move them from here to ...
511 * ira-color.c: ... here
512 (coalesced_allocno_conflict_p): Use
513 allocnos_have_intersected_live_ranges_p.
514 (coalesced_allocnos_living_at_program_points,
515 coalesced_allocnos_live_at_points_p,
516 set_coalesced_allocnos_live_points): Remove.
517 (slot_coalesced_allocnos_live_ranges,
518 slot_coalesced_allocno_live_ranges_intersect_p,
519 setup_slot_coalesced_allocno_live_ranges): New.
520 (coalesce_spill_slots): Use ranges of coalesced allocnos.
521 (ira_sort_regnos_for_alter_reg): Use
522 allocnos_have_intersected_live_ranges_p.
523 (ira_reuse_stack_slot): Use
524 pseudos_have_intersected_live_ranges_p.
526 * global.c (pseudo_for_reload_consideration_p): Check
527 flag_ira_share_spill_slots too.
529 * ira-build.c (copy_allocno_live_range_list): Rename to
530 ira_copy_allocno_live_range_list. Make it external.
531 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
533 (ira_allocno_live_ranges_intersect_p): New.
534 (ira_finish_allocno_live_range_list): New.
535 (finish_allocno): Use it.
536 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
537 (copy_info_to_removed_store_destinations): Ditto. Use
538 ira_copy_allocno_live_range_list.
539 (ira_flattening): Use ira_merge_allocno_live_ranges.
541 * ira.c (too_high_register_pressure_p): New function.
542 (ira): Switch off sharing spill slots if the pressure is too high.
544 2008-11-19 Richard Guenther <rguenther@suse.de>
546 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
547 non-sizetype offsets if their precision matches that of the pointer.
548 * expr.c (expand_expr_real_1): Always sign-extend the offset
549 operand of a POINTER_PLUS_EXPR.
551 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
553 * config.gcc: Unobsolete mips-sgi-irix[56]*.
554 (mips-sgi-irix[56]*): No need to use fixproto.
556 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
557 Paul Brook <paul@codesourcery.com>
559 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
562 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
564 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
566 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
569 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
570 (separate_decls_in_region): Create shared struct even when there
573 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
575 * config/picochip/picochip.c (headers): Remove an unnecessary
578 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
581 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
582 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
584 * config/m68k/m68k.md: Adjust all conditional branches that use the
585 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
587 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
590 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
591 is a register or zero operand in the correct mode before generating
592 mtch1 insn or a register operand in the correct mode before generating
594 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
596 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
598 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
599 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
600 mipsisa*-*-elf*. Handle mipsisa64r2*.
601 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
602 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
604 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
605 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
607 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
608 Fix mips16 if mips64 or mips64r2 are multilib defaults.
609 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
612 2008-11-18 Jakub Jelinek <jakub@redhat.com>
615 * config/i386/i386.md (allocate_stack_worker_32,
616 allocate_stack_worker_64): Don't use match_dup between input and
618 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
619 * config/i386/i386.c (ix86_expand_prologue): Likewise.
621 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
623 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
624 is forced when trying to do a symbol link for it.
626 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
628 * expmed.c (extract_bit_field_1): Also use a temporary and
629 convert_extracted_bit_field when the conversion from ext_mode to
630 the target mode requires explicit truncation.
632 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
634 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
636 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
637 registers when not optimizing.
639 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
641 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
642 and its associated define_split. Expose the all-d alternative
643 to the register allocator, but mark it with "?". Mark the first
644 alternative with "*?*?".
645 (*mul_sub_si): Likewise.
646 (*mul_acc_si_r3900): New pattern.
648 2008-11-17 Jakub Jelinek <jakub@redhat.com>
651 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
652 propagating x = &a into *x = b, add a cast if not useless
653 type conversion or don't optimize if another stmt would be
656 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
659 * optabs.c (expand_sync_operation): Properly handle NAND case
660 by calculating ~(t1 & val) instead of (~t1 & val).
661 * builtins.c (expand_builtin_sync_operation): Warn for changed
662 semantics in NAND builtins.
663 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
665 * doc/invoke.texi (Warning options): Add Wsync-nand.
666 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
667 __sync_fetch_and_nand builtin operation in the example. Add a note
668 about changed semantics in GCC 4.4.
669 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
670 operation in the example. Add a note about changed semantics in
673 2008-11-16 Jan Hubicka <jh@suse.cz>
675 * cgraph.c (cgraph_function_body_availability): Fix test of externally
678 2008-11-16 Joshua Kinard <kumba@gentoo.org>
680 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
683 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
686 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
687 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
689 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
690 rather than call_really_used_regs when handling $gp.
692 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
695 * config/mips/mips.c (machine_function): Update the comment
696 above global_pointer.
697 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
698 that a function doesn't need a global pointer.
699 (mips_current_loadgp_style): Update accordingly.
700 (mips_restore_gp): Likewise.
701 (mips_output_cplocal): Likewise.
702 (mips_expand_prologue): Likewise.
704 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
706 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
707 parameter. Use DImode for computing the number of registers.
708 (function_arg): Adjust for above change.
709 (function_value): Likewise.
711 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
713 PR tree-optimization/37950
714 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
715 not computed for the current function.
717 2008-11-15 Jakub Jelinek <jakub@redhat.com>
720 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
721 gpr and other COMPONENT_REFs.
723 2008-11-15 Richard Guenther <rguenther@suse.de>
725 PR tree-optimization/38051
726 * tree-ssa-alias.c (update_alias_info_1): Manually find
729 2008-11-15 Joshua Kinard <kumba@gentoo.org>
731 * doc/invoke.texi (-mfix-r10000): Document.
732 * config/mips/mips.opt (mfix-r10000): New option.
733 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
734 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
735 (MIPS_COMPARE_AND_SWAP_12): Likewise.
736 (MIPS_SYNC_OP): Likewise.
737 (MIPS_SYNC_OP_12): Likewise.
738 (MIPS_SYNC_OLD_OP_12): Likewise.
739 (MIPS_SYNC_NEW_OP_12): Likewise.
740 (MIPS_SYNC_OLD_OP): Likewise.
741 (MIPS_SYNC_NAND): Likewise.
742 (MIPS_SYNC_OLD_NAND): Likewise.
743 (MIPS_SYNC_EXCHANGE): Likewise.
744 (MIPS_SYNC_EXCHANGE_12): Likewise.
745 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
747 (MIPS_SYNC_NEW_NAND): Likewise.
748 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
749 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
750 (mips_output_sync_loop): New function.
751 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
752 Make -mfix-r10000 require branch-likely instructions.
753 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
754 mips_output_sync_loop.
755 (compare_and_swap_12): Likewise.
756 (sync_add<mode>): Likewise.
757 (sync_<optab>_12): Likewise.
758 (sync_old_<optab>_12): Likewise.
759 (sync_new_<optab>_12): Likewise.
760 (sync_nand_12): Likewise.
761 (sync_old_nand_12): Likewise.
762 (sync_new_nand_12): Likewise.
763 (sync_sub<mode>): Likewise.
764 (sync_old_add<mode>): Likewise.
765 (sync_old_sub<mode>): Likewise.
766 (sync_new_add<mode>): Likewise.
767 (sync_new_sub<mode>): Likewise.
768 (sync_<optab><mode>): Likewise.
769 (sync_old_<optab><mode>): Likewise.
770 (sync_new_<optab><mode>): Likewise.
771 (sync_nand<mode>): Likewise.
772 (sync_old_nand<mode>): Likewise.
773 (sync_new_nand<mode>): Likewise.
774 (sync_lock_test_and_set<mode>): Likewise.
775 (test_and_set_12): Likewise.
777 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
779 * gcc.c (cc1_options): Fix comment.
781 2008-11-15 Jakub Jelinek <jakub@redhat.com>
784 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
785 argtype instead of result_type.
787 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
789 * ira-int.h (struct ira_loop_tree_node): Improve comments for
790 subloop_next/next and subloops/childen fields.
792 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
794 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
795 (STANDARD_INCLUDE_DIR): Redefine to "/include".
796 (LOCAL_INCLUDE_DIR): Undefine.
797 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
799 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
801 PR rtl-optimization/37397
802 * ira-int.h (struct ira_allocno): New member bad_spill_p.
803 (ALLOCNO_BAD_SPILL_P): New macro.
805 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
807 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
808 (create_cap_allocno, propagate_allocno_info,
809 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
810 (update_bad_spill_attribute): New function.
811 (ira_build): Call it.
813 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
815 2008-11-14 Jakub Jelinek <jakub@redhat.com>
817 PR tree-optimization/38104
818 * gimplify.c (gimple_regimplify_operands): Add referenced vars
819 before calling mark_symbols_for_renaming, not after it.
821 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
823 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
824 (OVERRIDE_OPTIONS): Likewise.
826 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
827 Andrew Stubbs <ams@codesourcery.com>
828 Gunnar Von Boehn <gunnar@genesi-usa.com>
831 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
832 the shorter LEA insn over ADD.L where possible.
834 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
836 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
837 systems, which are assumend to always provide SSP-support in glibc.
838 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
840 * configure: Regenerate.
842 2008-11-14 Jakub Jelinek <jakub@redhat.com>
845 * function.c (gimplify_parameters): For callee copies parameters,
846 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
848 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
851 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
852 x86 parts into the `i[34567]86-*-linux*' and parts that are
853 independent of the processor architecture into the `*-*-linux*' cases.
854 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
855 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
856 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
857 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
858 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
859 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
860 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
862 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
864 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
865 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
866 (ls2_idiv): Likewise idiv3.
867 (ls2_prefetch): New reservation.
868 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
869 * config/mips/mips.md (type): Add imul3nc and idiv3.
870 (length): Handle idiv3.
871 (any_mod): New code_iterator.
872 (u): Handle MOD and UMOD.
873 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
874 (prefetch): Handle TARGET_LOONGSON_2EF.
876 2008-11-13 Jakub Jelinek <jakub@redhat.com>
879 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
880 (prune_unused_types_walk): Call it for non-perennial local classes.
881 Set die_mark to 2 if recursing on children. If die_mark is 1 on
882 entry, just set it to 2 and recurse on children, don't walk attributes
885 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
887 * c-common.c (warn_about_parentheses): Add missing whitespace
890 2008-11-13 Paul Brook <paul@codesourcery.com>
892 * doc/invoke.texi: Document --fix-cortex-m3.
893 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
894 Cortex-M3 cpu is selected.
895 (output_move_double): Avoid overlapping base register and first
896 destination register when fix_cm3_ldrd.
897 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
899 2008-11-13 Jakub Jelinek <jakub@redhat.com>
902 * gimple.h (gimple_range_check_failed): Remove prototype.
903 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
905 (gimple_range_check_failed): Removed.
907 2008-11-13 Andrew Haley <aph@redhat.com>
910 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
913 2008-11-12 Jakub Jelinek <jakub@redhat.com>
917 2007-05-07 Mike Stump <mrs@apple.com>
918 * doc/invoke.texi (Warning Options): Document that -Wempty-body
919 also checks for and while statements in C++.
921 2008-11-12 Dodji Seketeli <dodji@redhat.com>
924 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
925 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
926 - which clones are reachable - as "abstract and needed".
927 * cgraph.c (cgraph_release_function_body): If a node is
928 "abstract and needed", do not release its DECL_INITIAL() content
929 that will be needed to emit debug info.
931 2008-11-12 Steve Ellcey <sje@cup.hp.com>
934 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
935 to set HAVE_GETIPINFO.
936 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
937 * configure: Regenerate.
938 * config.in: Regenerate.
940 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
943 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
945 2008-11-12 Jakub Jelinek <jakub@redhat.com>
948 2008-10-21 Jakub Jelinek <jakub@redhat.com>
949 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
951 2008-11-12 Jason Merrill <jason@redhat.com>
954 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
957 2008-11-12 Anatoly Sokolov <aesok@post.ru>
959 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
960 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
962 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
963 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
965 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
967 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
968 packed-stack special handling.
969 (FRAME_ADDR_RTX): Add definition.
971 2008-11-12 Jakub Jelinek <jakub@redhat.com>
974 * fold-const.c (native_encode_string): New function.
975 (native_encode_expr): Use it for STRING_CST.
977 2008-11-12 DJ Delorie <dj@redhat.com>
979 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
980 insns if the intermediate value will be used later.
982 2008-11-12 Andreas Schwab <schwab@suse.de>
984 * config/m68k/m68k.c (print_operand): Mask off extra extension
985 bits when writing out the representation of real values.
987 2008-11-12 Ira Rosen <irar@il.ibm.com>
989 PR tree-optimization/38079
990 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
993 2008-11-12 Jakub Jelinek <jakub@redhat.com>
996 * c-pretty-print.c (pp_c_complex_expr): New function.
997 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1000 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1001 than INNER and INNER is a constant, forcibly align INNER as much
1004 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1006 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1008 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1010 PR rtl-optimization/37363
1011 * simplify-rtx.c (simplify_plus_minus): Don't create
1012 (const (minus ...)) expresisons.
1014 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1016 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1019 2008-11-10 Catherine Moore <clm@codesourcery.com>
1021 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1023 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1024 (BASE_DRIVER_SELF_SPECS): Remove.
1025 (DRIVER_SELF_SPECS): New definition.
1026 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1027 BASE_DRIVER_SELF_SPECS.
1028 * config/mips/sde.h: Likewise.
1029 * config/mips/iris6.h: Likewise.
1030 * config/mips/vr.h: Likewise.
1031 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1033 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1035 PR rtl-optimizations/37948
1036 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1037 (ira_create_copy, ira_add_allocno_copy): New parameter.
1039 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1040 to ira_add_allocno_copy.
1041 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1042 parameter to process_regs_for_copy.
1043 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1044 Fix typo in passing second allocno to ira_add_allocno_copy.
1046 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1047 coalesced allocnos list.
1048 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1050 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1051 (add_ira_allocno_to_ordered_bucket): Rename to
1052 add_allocno_to_ordered_bucket.
1053 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1054 head of coalesced allocnos list.
1055 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1056 Check that it is aready calculated.
1057 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1058 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1060 (coalesce_allocnos): Do extended coalescing too.
1062 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1063 parameter to ira_add_allocno_copy.
1065 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1067 (print_copy): Print copy origination too.
1069 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1072 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1074 PR rtl-optimization/37514
1075 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1076 flag_ira_share_spill_slots to 2 if it's already non-zero.
1077 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1078 flag_ira_share_spill_slots is 2.
1080 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1082 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1083 (prologue_enter_32): Set FB to SP - 4.
1085 2008-11-10 DJ Delorie <dj@redhat.com>
1087 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1088 constraint for single-bit-clear in lower byte of HI constant, vs
1089 Imb which just ignores the upper byte.
1090 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1091 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1092 (iorhi3_16): Check for single bit set, not single bit clear.
1094 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1096 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1098 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1100 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1102 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1103 values living in memory and use more precise alignment information.
1105 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1108 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1109 after __mf_check call if the call must end a bb.
1111 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1115 * combine.c (force_to_mode): Do not process vector types.
1117 * rtlanal.c (nonzero_bits1): Do not process vector types.
1118 (num_sign_bit_copies1): Likewise.
1120 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1122 * config/i386/gnu.h: Add copyright and licensing header.
1123 * config/gnu.h: Likewise.
1125 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1127 * fwprop.c (fwprop_done): Call df_remove_problem.
1129 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1132 * tree-scalar-evolution.c (instantiate_scev_1): Return
1133 chrec_dont_know for VL_EXP_CLASS_P.
1135 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1137 * reg-stack.c (reg_to_stack): Add missing braces in memset
1140 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1142 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1143 (NO_PROFILE_COUNTERS): New define.
1145 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1148 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1150 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1153 * config/sparc/constraints.md (D): New.
1154 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1155 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1157 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1158 Use the 'D' constraint in addition to 'F' in some alternatives.
1159 (DF splitter): Generalize for V64mode.
1160 * doc/md.texi (SPARC): Document the 'D' constraint.
1162 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1164 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1166 2008-11-06 Ben Elliston <bje@au.ibm.com>
1168 * gcc.c: Remove ancient comment about a bug in Sun cc.
1170 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1172 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1174 2008-11-06 Ben Elliston <bje@au.ibm.com>
1176 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1178 2008-11-06 Ben Elliston <bje@au.ibm.com>
1180 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1183 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1186 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1189 2008-11-05 Martin Jambor <mjambor@suse.cz>
1192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1193 pointer arithmetics into array_ref if the array is accessed
1194 through an indirect_ref.
1196 2008-11-05 Richard Guenther <rguenther@suse.de>
1199 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1200 qualified pointer conversion before stripping qualifiers.
1201 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1202 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1203 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1206 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1207 properly canonicalize binary ops.
1208 (forward_propagate_addr_expr_1): Use
1209 may_propagate_address_into_dereference.
1211 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1214 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1215 Initialize uninitialized input registers with a NaN.
1217 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1221 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1223 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1227 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1228 exits and conditions.
1229 * testsuite/gcc.dg/graphite/pr37943.c: New.
1231 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1232 Andrew Pinski <andrew_pinski@playstation.sony.com>
1235 * c-common.c (warn_for_sign_compare): For complex result_type
1236 use component's type.
1238 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1240 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1242 * print-tree.c (print_node): Don't print DECL_INITIAL
1246 * c-common.c (parse_optimize_options): Save and restore
1247 flag_strict_aliasing around decode_options call.
1249 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1251 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1252 (host_detect_local_cpu): Use it instead of casted strings to
1253 compare vendor signatures.
1255 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1258 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1259 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1261 2008-11-03 Catherine Moore <clm@codesourcery.com>
1263 * config/mips.c (mips_conditional_register_usage): Handle the
1264 DSP control register.
1265 * doc/extend.texi: Document the DSP control register.
1267 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1268 Jakub Jelinek <jakub@redhat.com>
1270 * omp-low.c (expand_omp_for_generic): If iter_type has different
1271 precision than type and type is a pointer type, cast n1 and n2
1272 first to an integer type with the same precision as pointers
1273 and only afterwards to iter_type.
1275 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1277 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1278 (UNSPEC_GOTSYM_OFF): New unspec.
1279 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1280 (pic_add_dot_plus_eight): Likewise.
1281 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1282 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1283 UNSPEC_PIC_BASE operands.
1284 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1285 (arm_output_addr_const_extra): Handle it.
1287 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1289 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1290 integer class to full integer class if the offset is not word-aligned.
1292 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1295 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1297 (doloop_optimize): Update call to doloop_modify.
1299 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1301 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1303 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1306 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1307 gcc_cv_as_cfi_directive.
1308 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1309 merging read-only and read-write sections or assembler emits
1310 read-write .eh_frame sections.
1311 * configure: Regenerate.
1313 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1316 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1318 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1320 (rs6000_emit_prologue): Invert logic.
1321 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1322 (reg:P 11) instead of match_operand.
1323 (*save_fpregs_<mode>): Likewise.
1324 (*restore_gpregs_<mode>): Likewise.
1325 (*return_and_restore_gpregs_<mode>): Likewise.
1326 (*return_and_restore_fpregs_<mode>): Likewise.
1327 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1328 (reg:P 11) insted of match_operand.
1329 (*restore_gpregs_spe): Likewise.
1330 (*return_and_restore_gpregs_spe): Likewise.
1332 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1334 PR tree-optimization/37684
1335 * gcc.dg/graphite/pr37684.c: New.
1336 * graphite.c (exclude_component_ref): New.
1337 (is_simple_operand): Call exclude_component_ref.
1339 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1341 PR tree-optimization/36908
1342 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1343 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1344 (number_of_rw_in_partition): New.
1345 (partition_contains_all_rw): New.
1346 (ldist_gen): Do not distribute when one of the partitions
1347 contains all the memory operations.
1349 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1351 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1352 EDGE_IRREDUCIBLE_LOOP.
1354 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1356 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1357 where we have one entry point in the loop which isn't the head.
1359 2008-11-03 Richard Guenther <rguenther@suse.de>
1362 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1364 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1367 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1368 for ipa and simple ipa passes.
1370 2008-11-02 Richard Guenther <rguenther@suse.de>
1372 PR tree-optimization/37542
1373 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1374 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1375 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1376 (vn_nary_op_insert_stmt): Likewise.
1377 (visit_use): Likewise.
1379 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1381 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1383 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1384 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1385 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1386 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1387 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1388 peephole2's): Replace unspec with rotate.
1389 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1391 2008-11-02 Richard Guenther <rguenther@suse.de>
1393 PR tree-optimization/37991
1394 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1395 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1396 (set_ssa_val_to): Print if the value changed.
1397 (simplify_binary_expression): Strip useless conversions.
1399 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1402 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1405 2008-11-01 Richard Guenther <rguenther@suse.de>
1408 * builtins.c (fold_builtin_strspn): Return a size_t.
1409 (fold_builtin_strcspn): Likewise.
1411 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1413 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1414 attribute for struct return convention.
1416 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1418 * config/rs6000/crtsavres.asm: Really, really delete.
1420 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1422 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1424 (rs6000_emit_prologue): Invert logic.
1425 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1426 (reg:P 11) instead of match_operand.
1427 (*save_fpregs_<mode>): Likewise.
1428 (*restore_gpregs_<mode>): Likewise.
1429 (*return_and_restore_gpregs_<mode>): Likewise.
1430 (*return_and_restore_fpregs_<mode>): Likewise.
1431 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1432 (reg:P 11) insted of match_operand.
1433 (*restore_gpregs_spe): Likewise.
1434 (*return_and_restore_gpregs_spe): Likewise.
1436 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1438 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1439 list of word switches that take args.
1441 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1443 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1444 (s390_output_pool_entry): Call it through for_each_rtx.
1447 * expr.c (store_constructor): For vectors, if target is a MEM, use
1448 target's MEM_ALIAS_SET instead of elttype alias set.
1450 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1453 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1456 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1459 * config/rs6000/predicates.md (word_offset_memref_operand):
1460 Restructure code and look inside auto-inc/dec addresses.
1462 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1465 * libgcov.c ( __gcov_indirect_call_profiler): Check
1466 TARGET_VTABLE_USES_DESCRIPTORS.
1468 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1470 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1471 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1472 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1473 offset if eliminating soft frame pointer.
1474 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1475 (stack_protect_test_si): Add initial machine description
1476 for Stack Smashing Protector
1478 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1481 * c-common.c (min_precision): Move to...
1482 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1483 * tree.h (tree_int_cst_min_precision): Declare.
1484 * c-common.h (min_precision): Delete declaration.
1485 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1486 multiplication of non-negative integer constants.
1487 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1488 tree_int_cst_min_precision.
1489 (finish_enum): Likewise.
1491 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1494 * convert.c (convert_to_real): Do not optimize conversions of
1495 binary arithmetic operations between binary and decimal
1496 floating-point types. Consider mode of target type in determining
1497 decimal type for arithmetic. Unless
1498 flag_unsafe_math_optimizations, do not optimize binary conversions
1499 where this may change rounding behavior.
1500 * real.c (real_can_shorten_arithmetic): New.
1501 * real.h (real_can_shorten_arithmetic): Declare.
1503 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1505 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1506 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1507 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1509 (must_save_p): For some workarounds, interrupts need to clobber a
1511 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1512 and LC1 for WA_05000257.
1513 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1514 WA_05000283 and WA_05000315.
1515 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1516 (movbi): Add alternative to set CC to 1; improve code for setting
1518 (dummy_load): New pattern.
1520 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1523 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1524 BLKmode for non-memory, convert using a wider MODE_INT mode
1528 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1529 that haven't been removed yet.
1531 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1533 * config/bfin/bfin.c (struct machine_function): New member
1534 has_loopreg_clobber.
1535 (bfin_expand_movmem): Set it when generating memcpy insns.
1536 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1537 expand_epilogue_reg_restore): If we have hardware loops,
1538 memcpy insns (indicated by has_loopreg_clobber) or function
1539 calls, we need to save the loop registers.
1541 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1543 * config/i386/i386.c (core2_cost): Fix typos in comments.
1545 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1548 * combine.c (make_compound_operation): Don't call make_extraction with
1549 non-positive length.
1550 (simplify_shift_const_1): Canonicalize count even if complement_p.
1552 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1554 * convert.c (strip_float_extensions): Do not remove or introduce
1555 conversions between binary and decimal floating-point types.
1557 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1560 * fold-const.c (distribute_bit_expr): Convert common, left and
1561 right arguments to type.
1563 2008-10-28 Nick Clifton <nickc@redhat.com>
1565 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1566 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1567 call_really_used_regs array rather than the call_used_regs array.
1568 (mn10300_get_live_callee_saved_regs, expand_prologue,
1569 expand_epilogue, output_tst): Likewise.
1571 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1574 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1575 (df_get_entry_block_def_set): Neither here.
1576 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1578 PR tree-optimization/37879
1579 * predict.c (tree_estimate_probability): Check if last_stmt is
1580 non-NULL before dereferencing it.
1582 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1584 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1585 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1586 (ira_fast_allocation): Remove the prototype.
1588 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1589 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1590 (color_pass): Modify the updated costs.
1591 (ira_color): Rename to color. Make it static.
1592 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1593 (ira_color): New function.
1595 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1598 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1600 (set_allocno_live, clear_allocno_live, mark_ref_live,
1601 mark_ref_dead): Invalidate corresponding element of
1602 allocno_saved_at_call.
1603 (process_bb_node_lives): Increment last_call_num. Setup
1604 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1605 allocno was already saved.
1606 (ira_create_allocno_live_ranges): Initiate last_call_num and
1607 allocno_saved_at_call.
1609 * ira-build.c (ira_create_allocno): Initiate
1610 ALLOCNO_UPDATED_COVER_CLASS_COST.
1611 (create_cap_allocno, propagate_allocno_info,
1612 remove_unnecessary_allocnos): Remove setting updated costs.
1613 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1615 * ira.c (ira): Don't call ira_fast_allocation.
1617 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1620 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1623 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1625 * ira-int.h (ira_hard_regno_cover_class): New.
1627 * ira-lives.c (mark_reg_live, mark_reg_dead,
1628 process_bb_node_lives): Use ira_hard_regno_cover_class.
1630 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1631 (setup_hard_regno_cover_class): New function.
1632 (ira_init): Call setup_hard_regno_cover_class.
1634 * ira-costs.c (cost_class_nums): Add comment.
1635 (find_allocno_class_costs): Initiate cost_class_nums.
1636 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1638 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1641 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1642 Rename to copy_info_to_removed_store_destinations. Propagate
1643 conflict hard regs and register stack attribute.
1645 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1648 * pa.c (function_arg_padding): Pad complex and vector types
1649 upward in 64-bit runtime.
1650 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1652 2008-10-26 Matthias Klose <doko@ubuntu.com>
1654 * doc/install.texi: Document requirements on antlr.
1656 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1658 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1661 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1664 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1665 is defined, use it to modify the constant offset.
1667 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1669 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1670 and short arguments to the correct location as mandated by the ABI.
1672 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1674 PR rtl-optimization/37769
1675 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1677 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1679 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1680 unwind-dw2-Os-4-200.o.
1682 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1684 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1685 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1687 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1689 PR tree-optimization/36038
1690 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1691 add sizetype IV with initial value zero instead of pointer type.
1693 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1696 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1697 around bit operation.
1698 * profile.c (is_edge_inconsistent): Likewise.
1699 * fold-const.c (truth_value_p): Move from here...
1700 * tree.h (truth_value_p): ... to here.
1701 * c-tree.h (c_expr): Update description of original_code.
1702 * c-typeck.c (parser_build_unary_op): Set original_code.
1703 (parser_build_binary_op): Update call to warn_about_parentheses.
1704 * c-common.c (warn_about_parentheses): Take two additional
1705 arguments of the operands. Use a switch. Quote operators
1706 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1707 Add warning about !x | y and !x & y.
1708 * c-common.h (warn_about_parentheses): Update declaration.
1710 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1712 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1713 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1714 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1716 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1717 (check-%): For test targets listed in lang_checks_parallelized
1718 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1719 run the testing in multiple make goals, possibly parallel, and
1720 afterwards run dg-extract-results.sh to merge the sum and log files.
1722 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1724 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1725 (mips_move_to_gpr_cost): Likewise.
1726 (mips_move_from_gpr_cost): Likewise.
1727 (mips_register_move_cost): Make more fine-grained.
1729 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1731 * graphite.c (graphite_apply_transformations): Check for
1732 -fgraphite-identity.
1733 * toplev.c (process_options): Add graphite_identity.
1734 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1736 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1738 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1739 mulhisihl and mulhisihh builtins.
1741 From Jie Zhang <jie.zhang@analog.com>
1742 * config/bfin/bfin.md (composev2hi): Put operands into vector
1745 2008-10-22 Chao-ying Fu <fu@mips.com>
1747 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1749 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1751 From Mike Frysinger <michael.frysinger@analog.com>
1752 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1753 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1754 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1755 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1756 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1757 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1758 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1759 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1760 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1761 __ADSPBF51x__ for all of them.
1762 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1763 -mcpu bf512, bf514, bf516, and bf518.
1764 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1765 bf512-none, bf514-none, bf516-none, and bf518-none.
1766 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1767 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1768 * doc/invoke.texi (Blackfin Options): Document that
1769 -mcpu now accepts bf512, bf514, bf516, and bf518.
1771 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1774 * fold-const.c (build_range_type): For 1 .. signed_max
1775 range call build_nonstandard_inter_type if signed_type_for
1776 returned a type with bigger precision.
1778 2008-10-22 Richard Guenther <rguenther@suse.de>
1780 * tree.def (COMPLEX_TYPE): Constrain element type.
1781 * tree.c (build_complex_type): Assert that.
1782 * tree-ssa-structalias.c (could_have_pointers): Complex types
1783 cannot have pointers.
1785 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1788 * c-typeck.c (convert_for_assignment): Do not give declaration's
1789 location for builtins. Spell out which type was expected and which
1792 2008-10-22 Nick Clifton <nickc@redhat.com>
1794 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1795 the fdpic register to be a target when running in fdpic mode.
1797 2008-10-22 Rafael Espindola <espindola@google.com>
1799 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1800 newly created statements.
1802 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1805 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1806 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1807 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1809 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1812 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1813 Adjust -mcmodel=medium description for 2005-07-31 changes.
1815 2008-10-22 Jan Hubicka <jh@suse.cz>
1816 Jakub Jelinek <jakub@redhat.com>
1819 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1821 2008-10-21 Richard Henderson <rth@redhat.com>
1824 * emit-rtl.c (get_spill_slot_decl): Export.
1825 * emit-rtl.h (get_spill_slot_decl): Declare.
1826 * var-tracking.c (vt_add_function_parameters): Relax assertion
1827 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1829 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1831 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1832 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1835 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1838 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1839 processed by get_maxval_strlen.
1841 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1844 * tree.c (get_file_function_name): Copy first_global_object_name.
1845 Centralize call to clean_symbol_name.
1847 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1849 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1850 * config/svr4.h (SVR4_ASM_SPEC): New.
1851 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1852 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1854 * doc/invoke.texi (Option Summary): Add -T to linker options.
1855 (Link Options): Document -T.
1857 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1859 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1862 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1865 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1867 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1869 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1872 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1874 * doc/install.texi: Fix typos in previous patch.
1876 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1878 * doc/install.texi: Document in-tree building of gcc and mpfr.
1880 2008-10-19 Richard Guenther <rguenther@suse.de>
1882 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1884 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1887 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1888 (build_enumerator): Convert enumerators that fit in integer to
1891 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/i386.md (unnamed peephole2): Do not force memory
1894 operands of arith or logical instructions into registers for
1895 non-TARGET_READ_MODIFY targets.
1897 (ffs_cmove): Change operand 0 predicate to register_operand.
1898 Change operand 1 predicate to nonimmediate_operand.
1900 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1902 2008-10-18 Richard Guenther <rguenther@suse.de>
1904 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1905 VIEW_CONVERT_EXPR case against invalid gimple.
1907 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1909 * c-parser.c (c_parser_binary_expression): Silence the
1910 uninitialized variable warning emitted for binary_loc.
1912 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1914 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1917 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1920 * c-typeck.c (build_unary_op): Use omit_one_operand for
1921 IMAGPART_EXPR of real argument.
1923 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1925 PR tree-optimization/37664
1926 * fold-const.c (fold_binary): When optimizing comparison with
1927 highest or lowest type's value, don't consider TREE_OVERFLOW.
1929 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1932 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1933 * coverage.c: Include tm_p.h.
1934 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1935 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1936 dollar signs from PREFIX.
1937 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1938 instead of manual strip_name_encoding.
1940 2008-10-16 Richard Guenther <rguenther@suse.de>
1943 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1944 volatile qualified functions or methods as relevant.
1946 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1948 PR tree-optimization/37525
1949 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1950 sizetype unsigned constants, both in the case of C and bounds.
1952 2008-10-15 Jan Hubicka <jh@suse.cz>
1954 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1956 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1959 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1960 HARD_REGNO_CALL_PART_CLOBBERED.
1962 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1965 * ira-lives.c (mark_early_clobbers): Remove.
1966 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1967 check_and_make_def_conflicts,
1968 make_early_clobber_and_input_conflicts,
1969 mark_hard_reg_early_clobbers): New functions.
1970 (process_bb_node_lives): Call
1971 make_early_clobber_and_input_conflicts and
1972 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1974 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1975 early clobbers of pseudo-registers.
1977 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1980 * ira-build.c (ira_flattening): Recalculate
1981 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1982 from the scratch instead of the propagation.
1984 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1986 * doc/rtl.texi (const_double): Remove the "addr" operand.
1987 Describe CONST_DOUBLE_* macros under const_double rather
1989 (const_fixed): Fix the operand description.
1990 (const): Add an @findex directive.
1991 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1992 after the constant rtl table.
1993 (fix): Combine floating-point and fixed-point descriptions.
1995 * sched-deps.c (sched_analyze_2): Remove reference to
1998 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2000 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2002 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2003 for UNSPEC_GOTSYM_OFFs.
2004 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2005 (add_GOT_to_pic_reg): Use it.
2006 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2008 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2009 Harsha Jagasia <harsha.jagasia@amd.com>
2011 PR tree-optimization/37485
2012 * graphite.c (gmp_cst_to_tree): Moved.
2013 (iv_stack_entry_is_constant): New.
2014 (iv_stack_entry_is_iv): New.
2015 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2016 (loop_iv_stack_insert_constant): New.
2017 (loop_iv_stack_pop): Use new datatpype.
2018 (loop_iv_stack_get_iv): Same.
2019 (loop_iv_stack_get_iv_from_name): Same.
2020 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2021 (loop_iv_stack_patch_for_consts): New.
2022 (loop_iv_stack_remove_constants): New.
2023 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2024 (translate_clast): Call loop_iv_stack_patch_for_consts and
2025 loop_iv_stack_remove_constants.
2026 (gloog): Use new datatype. Redirect construction edge to end
2027 block to avoid accidental deletion.
2028 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2030 (union iv_stack_entry_data): New. Data in iv stack entry.
2031 (struct iv_stack_entry): New. Datatype for iv stack entries.
2033 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2035 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2036 * graphite.c (free_scop): Same.
2037 (build_scops): Same.
2038 (free_scattering): New.
2039 (build_cloog_prog): Call free_scattering.
2040 (patch_phis_for_virtual_defs): Fix memleak.
2041 (graphite_trans_bb_strip_mine): Same.
2042 (limit_scops): Same.
2044 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2045 Harsha Jagasia <harsha.jagasia@amd.com>
2047 PR tree-optimization/37828
2048 * graphite.c (graphite_trans_loop_block): Do not loop block
2049 single nested loops.
2051 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2053 PR tree-optimization/37686
2054 * tree-loop-linear.c (linear_transform_loops): Build a
2055 loop nest vector. Pass it to lambda_compute_access_matrices.
2056 * tree-data-ref.h (struct access_matrix): Store the loop nest
2057 relative to which it encodes the information.
2058 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2059 (am_vector_index_for_loop): Reimplemented: iterate over the
2060 loop nest for finding the loop index in the access matrix.
2061 (lambda_compute_access_matrices): Update declaration.
2062 * lambda-code.c (build_access_matrix): Pass the loop nest and
2064 (lambda_compute_access_matrices): Same.
2066 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2068 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2069 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2070 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2071 already implies hard float. Also fix several insn condition
2072 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2074 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2077 Based on patches by Laurent Vivier.
2078 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2079 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2080 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2081 dollar sign to underscore.
2082 (ASM_OUTPUT_EXTERNAL): Same.
2083 (ASM_OUTPUT_LABELREF): New.
2084 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2086 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2087 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2088 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2089 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2091 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2093 PR tree-optimization/36881
2094 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2095 that each value doesn't need runtime relocations, for !flag_pic
2096 check that each value is just a valid initializer constant.
2098 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2100 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2101 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2102 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2103 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2105 (REG_CLASS_NAMES): Update accordingly.
2106 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2107 rather than an unpredictable descriptive string.
2108 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2109 (mips_register_move_cost): Check for specific COP*_REGS classes,
2110 instead of ALL_COP_AND_GR_REGS.
2111 (mips_ira_cover_classes): New function.
2112 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2113 (TARGET_IRA_COVER_CLASSES): Define.
2115 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2118 * tree.c (build_type_attribute_qual_variant): Hash on the
2119 unqualified type, and don't overwrite an existing
2120 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2121 allow distinguishing between wchar_t and its underlying type. This
2122 also means that we'll retain a little more typedef information.
2124 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2125 Dmitry Melnik <dm@ispras.ru>
2126 Dmitry Zhurikhin <zhur@ispras.ru>
2127 Alexander Monakov <amonakov@ispras.ru>
2128 Maxim Kuvyrkov <maxim@codesourcery.com>
2130 * target.h (struct gcc_target): Update prototypes of needs_block_p
2132 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2133 * sel-sched.c (create_speculation_check): Likewise.
2134 * doc/tm.texi: Provide documentation for new target hooks.
2136 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2137 (ia64_gen_spec_insn): Removed.
2138 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2139 ia64_gen_spec_check): New static functions.
2140 (ia64_alloc_sched_context, ia64_init_sched_context,
2141 ia64_set_sched_context, ia64_clear_sched_context,
2142 ia64_free_sched_context, ia64_get_insn_spec_ds,
2143 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2144 (ia64_needs_block_p): Change prototype.
2145 (ia64_gen_check): Rename to ia64_gen_spec_check.
2146 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2147 into declaration, add special memory dependencies handling.
2148 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2149 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2150 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2151 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2152 Define new target hooks.
2153 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2154 (ia64_optimization_options): Turn on selective scheduling with -O3,
2155 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2156 default with selective scheduling.
2157 (ia64_override_options): Initialize align_loops and align_functions
2158 to 32 and 64, respectively. Set global selective scheduling flags
2159 according to target-dependent flags.
2160 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2161 (group_barrier_needed): Use new mstop-bit-before-check flag.
2163 (dfa_state_size): Make global.
2164 (spec_check_no, max_uid): Remove.
2165 (mem_ops_in_group, current_cycle): New variables.
2166 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2167 Initialize new variables.
2168 (is_load_p, record_memory_reference): New functions.
2169 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2171 (ia64_variable_issue): Change use of current_sched_info to
2172 sched_deps_info. Update comment. Note if a load or a store is issued.
2173 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2174 advance if maximal number of loads or stores was issued on current
2176 (scheduled_good_insn): New static helper function.
2177 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2178 a group barrier is needed. Fix vertical spacing. Guard the code
2179 doing state transition with last_scheduled_insn check.
2180 Mark that a stop bit should be before current insn if there was a
2181 cycle advance. Update current_cycle and mem_ops_in_group.
2182 (ia64_h_i_d_extended): Change use of current_sched_info to
2183 sched_deps_info. Reallocate stops_p by larger chunks.
2184 (struct _ia64_sched_context): New structure.
2185 (ia64_sched_context_t): New typedef.
2186 (ia64_alloc_sched_context, ia64_init_sched_context,
2187 ia64_set_sched_context, ia64_clear_sched_context,
2188 ia64_free_sched_context): New static functions.
2189 (gen_func_t): New typedef.
2190 (get_spec_load_gen_function): New function.
2191 (SPEC_GEN_EXTEND_OFFSET): Declare.
2192 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2193 (get_mode_no_for_insn): Change the condition that prevents use of
2194 special hardware registers so it can now handle pseudos.
2195 (get_spec_unspec_code): New function.
2196 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2197 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2198 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2199 during selective scheduling.
2200 (ia64_speculate_insn): Use ds_get_speculation_types when
2201 determining whether we need to change the pattern.
2202 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2203 (ia64_spec_check_src_p): Support new speculation/check codes.
2204 (struct bundle_state): New field.
2205 (issue_nops_and_insn): Initialize it.
2206 (insert_bundle_state): Minimize mid-bundle stop bits.
2207 (important_for_bundling_p): New function.
2208 (get_next_important_insn): Use important_for_bundling_p.
2209 (bundling): When shifting TImode from unimportant insns, ignore
2210 also group barriers. Assert that best state is found before
2211 the backward bundling pass. Print number of mid-bundle stop bits.
2212 Minimize mid-bundle stop bits. Check correct calculation of
2213 mid-bundle stop bits.
2214 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2215 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2217 (sel2_run): New variable.
2218 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2219 selective scheduling pass instead of schedule_ebbs.
2221 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2222 (UNSPEC_LDS_A): New UNSPEC.
2223 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2224 movti_internal, movsf_internal, movdf_internal,
2225 movxf_internal): Make visible. Add speculable* attributes.
2226 (output_c_nc): New mode attribute.
2227 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2228 mov<mode>_nc, zero_extend<mode>di2_nc,
2229 advanced_load_check_nc_<mode>): New insns.
2230 (zero_extend*): Add speculable* attributes.
2232 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2233 (msched-stop-bits-after-every-cycle): Likewise.
2234 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2236 (msched-spec-verbose): Remove.
2237 (msched-prefer-non-data-spec-insns,
2238 msched-prefer-non-control-spec-insns,
2239 msched-count-spec-in-critical-path,
2240 msel-sched-dont-check-control-spec): Use Target Report Var
2241 instead of Common Report Var.
2243 * config/ia64/itanium2.md: Remove incorrect bypass.
2245 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2247 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2250 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2251 and -fhelp=separate.
2253 2008-10-14 Ben Elliston <bje@au.ibm.com>
2255 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2257 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2259 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2262 2008-10-13 Matthias Klose <doko@ubuntu.com>
2264 * config/pa/linux-atomic.c: Work around missing header file
2265 for hppa64-linux-gnu targets.
2267 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2268 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2269 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2270 Grace Cao <grace_cao@playstation.sony.com>
2272 * doc/invoke.texi (-mgen-cell-microcode): Document.
2273 (-mwarn-cell-microcode): Document.
2274 * cfglayout.c (locator_location): Export.
2275 * rtl.h (locator_location): Define prototype.
2276 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2278 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2279 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2280 (mwarn-cell-microcode): New option.
2281 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2282 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2283 cell and not already set.
2284 Turn off string instructions if not generating cell microcode.
2285 (rs6000_final_prescan_insn): New function that warns about microcoded
2287 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2288 * config/rs6000/rs6000.md
2289 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2290 the instruction would have been microcoded on the Cell. Set
2291 cell_micro to always on unnamed patterns for the string instructions.
2292 (cell_micro): Update definition, remove load/store conditional
2294 (sign_extend:DI): Define new pattern for non microcoded version.
2295 (sign_extend:SI): Likewise.
2296 (compare (div:P)): Set cell_micro to not.
2297 (andsi3): Define as an expand.
2298 (andsi3_mc): New pattern.
2299 (andsi3_nomc): New pattern.
2300 (andsi3_internal0_nomc): New pattern.
2301 (andsi3_internal2): Rename to ...
2302 (andsi3_internal2_mc): this and enable iff generating microcode.
2303 (andsi3_internal3): Rename to ...
2304 (andsi3_internal3_mc): this and enable iff generating microcode.
2305 (andsi3_internal4): Enable iif generating microcode.
2306 (andsi3_internal5): Rename to ..
2307 (andsi3_internal5_mc): this and enable iff generating microcode.
2308 (andsi3_internal5_nomc): New pattern.
2309 (extzvdi_internal1): Enable iff generating microcode.
2310 (extzvdi_internal2): Likewise.
2311 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2312 (anddi3): Change to expand.
2313 (anddi3_mc): Rename from anddi3.
2314 (anddi3_no_mc): New pattern.
2315 (anddi3_internal2): Rename to ..
2316 (anddi3_internal2_mc): this and enable iff generating microcode.
2317 (anddi3_internal2_nomc): New pattern.
2318 (anddi3_internal3): Rename to ..
2319 (anddi3_internal3_mc): this and enable iff generating microcode.
2320 (anddi3_internal3_nomc): New pattern.
2321 (movti_string): Set cell_micro to always if TARGET_STRING.
2322 (stmsi8): Set cell_micro to always.
2328 (stmsi8_power): Likewise.
2329 (stmsi7_power): Likewise.
2330 (stmsi6_power): Likewise.
2331 (stmsi5_power): Likewise.
2332 (stmsi4_power): Likewise.
2333 (stmsi3_power): Likewise.
2334 (movsi_update2): Enable iff generating microcode.
2335 (movhi_update3): Likewise.
2336 (lmw): Set cell_micro to always.
2338 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2340 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2341 * config/s390/s390.c (machine_function): Remove
2342 decomposed_literal_pool_addresses_ok_p.
2343 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2344 the difference of two labels.
2345 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2346 (s390_pool_offset): New function.
2347 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2348 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2350 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2352 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2353 (powerpc*-*-linux-gnu*): Describe.
2354 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2355 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2356 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2357 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2358 config/rs6000/e500crtres32gpr.asm,
2359 config/rs6000/e500crtres64gpr.asm,
2360 config/rs6000/e500crtres64gprctr.asm,
2361 config/rs6000/e500crtrest32gpr.asm,
2362 config/rs6000/e500crtrest64gpr.asm,
2363 config/rs6000/e500crtresx32gpr.asm,
2364 config/rs6000/e500crtresx64gpr.asm,
2365 config/rs6000/e500crtsav32gpr.asm,
2366 config/rs6000/e500crtsav64gpr.asm,
2367 config/rs6000/e500crtsav64gprctr.asm,
2368 config/rs6000/e500crtsavg32gpr.asm,
2369 config/rs6000/e500crtsavg64gpr.asm,
2370 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2371 * config/rs6000/crtsavres.asm: Really remove.
2373 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2376 * c-format.c (convert_format_name_to_system_name): Use
2377 TARGET_OVERRIDES_FORMAT_INIT.
2378 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2379 * config/i386/mingw.opt: New.
2380 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2381 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2382 (ms_printf_length_specs): Removed const specifier.
2383 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2384 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2386 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2388 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2389 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2391 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2394 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2395 sure that ref has valid bb.
2397 2008-10-12 Richard Henderson <rth@redhat.com>
2400 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2401 * alias.c (value_addr_p, stack_addr_p): Remove.
2402 (nonoverlapping_memrefs_p): Remove IRA special case.
2403 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2404 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2405 * reload1.c (alter_reg): Use it.
2407 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2409 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2410 of registers instead of eax, ebx, ecx and edx. Use for loop
2411 and check register for non-zero value before the call
2412 to decode_caches_intel.
2414 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2416 PR rtl-optimization/37448
2417 * df.h: (df_ref_class): New enum.
2418 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2419 (struct df_ref): Replaced with union df_ref_d.
2420 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2421 New members of df_ref_d union.
2422 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2423 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2424 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2425 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2426 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2427 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2428 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2429 (df_scan_bb_info, df_bb_regno_first_def_find,
2430 df_bb_regno_last_def_find, df_find_def, df_find_use,
2431 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2432 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2433 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2434 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2435 Replaced struct df_ref * with df_ref.
2436 * df-scan.c (df_collection_rec, df_null_ref_rec,
2437 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2438 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2439 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2440 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2441 df_reorganize_refs_by_reg_by_reg,
2442 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2443 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2444 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2445 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2446 df_bb_refs_record, df_exit_block_uses_collect,
2447 df_record_exit_block_uses, df_reg_chain_mark,
2448 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2449 df_ref * with df_ref.
2450 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2451 df_ref_class parameter.
2452 (df_scan_problem_data): Added new pools for different types of refs.
2453 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2454 df_ref_create_structure): Processed new ref pools.
2455 (df_scan_start_dump): Added counts of refs and insns.
2456 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2457 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2458 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2459 code to pass df_ref_class down to ref creation functions.
2460 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2461 df_reg_chain_mark): Use macros to hide references to df_refs.
2462 (df_ref_chain_change_bb): Removed.
2463 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2464 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2465 Enhanced to understand df_ref union structure.
2466 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2467 all_uses_available_at, update_df, try_fwprop_subst,
2468 forward_propagate_subreg, forward_propagate_and_simplify,
2469 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2470 df_ref * with df_ref.
2471 (use_killed_between, all_uses_available_at): Use macros to hide
2472 references to df_refs.
2473 * regstat.c (regstat_bb_compute_ri,
2474 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2476 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2477 see_handle_relevant_refs, see_analyze_one_def,
2478 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2479 struct df_ref * with df_ref.
2480 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2481 global_conflicts): Replaced struct df_ref * with df_ref.
2482 * ddg.c (create_ddg_dep_from_intra_loop_link,
2483 add_cross_iteration_register_deps, build_inter_loop_deps):
2484 Replaced struct df_ref * with df_ref.
2485 (create_ddg_dep_from_intra_loop_link,
2486 add_cross_iteration_register_deps): Use macros to hide references
2488 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2489 df_ref * with df_ref.
2490 * df-core.c (df_bb_regno_first_def_find,
2491 df_bb_regno_last_def_find, df_find_def, df_find_use,
2492 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2493 debug_df_ref): Replaced struct df_ref * with df_ref.
2494 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2495 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2497 * web.c (union_defs, entry_register, replace_ref, web_main):
2498 Replaced struct df_ref * with df_ref.
2499 (union_defs, replace_ref): Use macros to hide references to df_refs.
2500 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2501 Replaced struct df_ref * with df_ref.
2502 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2503 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2504 Replaced struct df_ref * with df_ref.
2505 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2506 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2508 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2509 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2510 df_compute_accessed_bytes_strict_low_part,
2511 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2512 Replaced struct df_ref * with df_ref.
2513 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2514 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2515 df_ref * with df_ref.
2516 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2517 check_dependency, check_dependencies, record_uses): Replaced
2518 struct df_ref * with df_ref.
2519 (invariant_for_use, check_dependency): Use macros to hide
2520 references to df_refs.
2521 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2522 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2523 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2524 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2525 references to df_refs.
2526 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2528 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2529 * df-problems.c (df_rd_bb_local_compute_process_def,
2530 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2531 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2532 df_chain_remove_problem, df_chain_create_bb_process_use,
2533 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2534 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2535 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2536 df_byte_lr_simulate_artificial_refs_at_top,
2537 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2538 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2539 df_simulate_uses, df_simulate_artificial_refs_at_end,
2540 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2542 (df_chain_dump): Use macros to hide references to df_refs.
2543 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2544 df_ref * with df_ref.
2545 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2546 mark_artificial_uses, mark_reg_dependencies,
2547 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2549 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2551 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2553 (array_ref_element_size): Likewise.
2554 (array_ref_low_bound): Likewise.
2555 (array_ref_up_bound): Likewise.
2556 * expr.c (contains_packed_reference): Likewise.
2557 (array_ref_element_size): Likewise.
2558 (array_ref_low_bound): Likewise.
2559 (array_ref_up_bound): Likewise.
2560 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2561 with ARRAY_RANGE_REF.
2562 (idx_find_step): Likewise.
2563 (idx_record_use): Likewise.
2564 (strip_offset_1): Likewise.
2565 (idx_remove_ssa_names): Likewise.
2567 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2568 Andi Kleen <ak@linux.intel.com>
2570 * config/i386/cpuid.h (__cpuid_count): New defines.
2571 * config/i386/driver-i386.c (struct cache_desc): New structure.
2572 (describe_cache): Use struct cache_desc to pass cache descriptions.
2573 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2574 (detect_caches_amd): Use struct cache_desc to describe caches.
2575 (decode_caches_intel): Use struct cache_desc to pass cache
2576 descriptions. Update descriptions to match latest (rev -032,
2577 December 2007) CPUID documentation. Do not check valid bit here.
2578 Check for Xeon MP value 0x49 problems.
2579 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2580 Check valid bit before calling decode_caches_intel. Detect number
2581 of times to repeat CPUID instruction.
2582 (detect_caches_cpuid4): New function.
2583 (detect_caches_intel): Depending on max_level, call
2584 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2585 only when other methods fail to provide valid L2 cache description.
2587 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2590 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2591 it to PIC call patterns.
2592 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2593 code generation and attributes from pattern. Change peephole2 to
2594 split for noreturn case. Revise split pattern for non noreturn case.
2595 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2596 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2597 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2600 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2602 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2603 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2605 (divdf3): Reformat long line.
2607 2008-10-11 Michael J. Eager <eager@eagercon.com>
2609 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2611 (rs6000_handle_option): Process -mfpu options.
2612 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2613 (enum fpu_type_t): New.
2614 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2615 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2617 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2618 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2619 * config/rs6000/rs6000.opt (-mfpu): New.
2620 (-mxilinx-fpu): New.
2621 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2622 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2623 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2624 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2625 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2627 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2630 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2631 LO_SUM on Darwin if mode has just one unit.
2633 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2636 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2637 has been optimized out.
2639 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2641 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2642 instead of PIC_DIRECT_ADDR_P.
2643 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2644 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2645 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2646 (PIC_OFFSET_P): Rename to...
2647 (PCREL_SYMOFF_P): ...this.
2648 (PIC_DIRECT_ADDR_P): Delete.
2649 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2651 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2652 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2653 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2654 * config/sh/sh.c (print_operand): Remove CONST handling.
2655 (unspec_caller_rtx_p): Rewrite to use split_const and check
2656 the operands of UNSPEC bases.
2657 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2658 with (unspec [A B] UNSPEC_SYMOFF).
2659 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2660 UNSPEC_PCREL_SYMOFF.
2661 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2662 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2663 (UNSPEC_EXTRACT_U16): Likewise.
2664 (UNSPEC_SYMOFF): Likewise.
2665 (UNSPEC_PCREL_SYMOFF): Likewise.
2666 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2668 (movsi_const_16bit): Likewise.
2669 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2670 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2671 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2672 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2673 with (unspec [A B] UNSPEC_SYMOFF).
2674 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2675 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2676 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2677 (Csu): Likewise UNSPEC_EXTRACT_U16.
2678 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2679 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2681 2008-10-10 Stepan Kasal <skasal@redhat.com>
2683 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2684 for loop strip mining and loop blocking.
2686 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2688 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2689 vary types depending on debug info.
2691 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2693 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2694 before ensuring it's already computed.
2696 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2698 * rtl.h (locator_eq): New decl.
2699 * cfglayout.c (locator_scope): New function.
2700 (insn_scope): Use it.
2701 (locator_eq): New function.
2702 (fixup_reorder_chain): Search for last insn in src bb
2703 that has locator set or first insn in dest bb. Use
2704 locator_eq instead of == to compare locators.
2705 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2706 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2707 == to compare locators.
2709 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2711 * gimple-low.c (lower_function_body, lower_gimple_return,
2712 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2713 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2714 goto_block on edges if goto_locus is known.
2717 * tree.h (get_object_alignment): Declare.
2718 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2719 get_object_alignment if needed.
2720 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2722 (get_object_alignment): ... here. New function. Try harder to
2723 determine alignment from get_inner_reference returned offset.
2725 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2727 * graphite.c (gloog): Don't call find_unreachable_blocks
2728 before delte_unreachable_blocks.
2730 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2731 goto_locus of true_edge into RTL locator.
2733 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2735 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2736 (*jcc_btdi_mask_rex64): Ditto.
2738 (*jcc_btsi_mask): Ditto.
2739 (*jcc_btsi_1): Ditto.
2740 (*jcc_btsi_mask_1): Ditto.
2742 2008-10-08 Paul Brook <paul@codesourcery.com>
2744 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2745 compatible profiler (__gnu_mcount_nc).
2746 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2748 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2750 * config/i386/i386.c (initial_ix86_tune_features): Add
2751 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2752 * config/i386/i386.h (ix86_tune_indices): Likewise.
2753 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2755 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2756 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2757 for FP to FP splitters.
2759 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2761 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2764 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2768 PR rtl-optimization/37341
2769 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2770 to ORIG_BB, pass through ORIG_BB recursively.
2771 (cse_condition_code_reg): Adjust caller.
2773 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2775 * sdbout.c (sdbout_one_type): Treat the value type
2776 CONST_DECL for enumerals.
2778 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2780 * config/i386/i386.md: Remove trailing white spaces.
2782 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2784 PR rtl-optimization/37448
2785 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2786 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2788 (struct output_info) [count]: Renamed total_created and made
2790 (struct output_info) [size]: Renamed total_allocated and made
2792 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2793 Properly keep track of desc->size.
2794 (print_statistics, dump_alloc_pool_statistics): Enhance the
2795 printing of statistics to print the number of elements and to use
2798 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2801 * opts.h (CL_SAVE): Move up to flags range.
2802 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2803 CL_COMMON): Renumber.
2804 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2805 * opts.c (common_handle_option): Revert last change.
2807 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2809 * config/i386/i386-protos.h (ix86_schedule): New.
2811 * config/i386/i386.c (ix86_schedule): New.
2812 (override_options): Add schedule to processor_alias_table. Set
2813 ix86_schedule from the schedule field in processor_alias_table.
2814 (ix86_function_specific_save): Save ix86_schedule.
2815 (ix86_function_specific_restore): Restore ix86_schedule.
2817 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2818 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2821 * config/i386/i386.opt: Add schedule.
2823 * config/i386/ppro.md: Remove generic32.
2825 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2828 * expr.c (count_type_elements): Handle ERROR_MARK.
2830 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2835 * basic-block.h (struct edge_def): Add goto_block field.
2836 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2837 one insn with locus corresponding to edge's goto_locus if !optimize.
2838 * profile.c (branch_prob): Copy edge's goto_block.
2839 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2841 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2842 locator in between the merged basic blocks if !optimize and needed.
2843 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2844 goto_locus into RTL locator. For unconditional jump use that
2845 locator for the jump insn.
2846 (expand_gimple_cond): Convert goto_block and goto_locus into
2847 RTL locator for all remaining edges. For unconditional jump
2848 use that locator for the jump insn.
2849 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2850 there is more than one edge or insn locator along the forwarding
2851 edges and !optimize. If there is just one, set e->goto_locus.
2852 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2854 (move_block_to_fn): Adjust edge's goto_block.
2856 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2859 * expmed.c (expand_mult): Properly check DImode constant in
2862 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2865 * dwarf2out.c (common_block_die_table): New variable.
2866 (common_block_die_table_hash, common_block_die_table_eq): New
2868 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2869 COMMON block in the current scope rather than globally. Optimize
2870 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2871 DW_OP_addr SYMBOL_REF+off.
2873 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2875 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2876 Return true for non-addressable GIMPLE operands.
2878 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2881 * config/i386/i386.c (initial_ix86_tune_features): Remove
2882 X86_TUNE_USE_BIT_TEST.
2883 * config/i386/i386.h (ix86_tune_indices): Likewise.
2884 (TARGET_USE_BIT_TEST): Removed.
2886 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2888 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2890 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2892 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2893 (mul<mode>3_mul3): ... into this new template.
2895 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2897 * gimplify.c (gimplify_arg): Add location argument. Use it.
2898 (gimplify_call_expr): Pass location to gimplify_arg.
2899 (gimplify_modify_expr_to_memcpy): Same.
2900 (gimplify_modify_expr_to_memset): Same.
2902 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2904 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2905 Update calls to build_unary_op and build_indirect_ref for location
2908 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2911 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2912 * c-typeck.c (array_to_pointer_conversion): Pass location to
2914 (function_to_pointer_conversion): Use error_at and warning_at.
2915 (build_indirect_ref): Same.
2916 (build_array_ref): Pass location to build_binary_op.
2917 (parser_build_unary_op): Do not set location after calling
2919 (build_unary_op): Add location argument. Use it throughout. Set
2920 EXPR_LOCATION before returning new tree.
2921 (build_modify_expr): Same.
2922 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2924 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2925 build_indirect_ref, build_modify_expr.
2926 (c_finish_omp_for): Same. Use error_at instead of error.
2927 * c-common.c (c_common_truthvalue_conversion): Pass location to
2929 (warn_for_div_by_zero): Add location argument.
2930 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2931 build_unary_op, warn_for_div_by_zero.
2932 * c-parser.c (c_parser_typeof_specifier): Use
2933 protected_set_expr_location.
2934 (c_parser_statement_after_labels): Same.
2935 (c_parser_condition): Same.
2936 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2937 (c_parser_conditional_expression): Use protected_set_expr_location.
2938 (c_parser_unary_expression): Pass location to build_indirect_ref.
2939 (c_parser_postfix_expression_after_primary): Pass location to
2940 build_indirect_ref, build_unary_op.
2941 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2943 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2945 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2946 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2947 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2949 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2950 (mips_issue_rate): Handle PROCESSOR_R10000.
2951 * config/mips/mips.md (cpu): Add r10000.
2953 * config/mips/10000.md: New file.
2955 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2957 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2958 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2959 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2961 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2963 * config/darwin-protos.h (machopic_function_base_name): Delete.
2964 (machopic_function_base_sym): Likewise.
2965 (machopic_gen_offset): Declare.
2966 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2967 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2968 * config/darwin.c (machopic_function_base_name): Delete.
2969 (machopic_function_base_sym): Likewise.
2970 (gen_pic_offset): Rename to...
2971 (machopic_gen_offset): ...this and remove the pic_base argument.
2972 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2973 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2974 crtl->uses_pic_offset_table.
2975 (machopic_indirect_data_reference): Use new machopic_gen_offset
2977 (machopic_legitimize_pic_address): Likewise.
2978 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2980 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2981 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2982 * config/i386/i386.c (output_set_got): Likewise.
2983 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2985 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2986 (legitimate_address_p): Likewise.
2987 (output_pic_addr_const): Likewise.
2988 (output_addr_const_extra): Likewise.
2989 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2990 match an UNSPEC rather than a MINUS.
2991 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2992 (builtin_setjmp_receiver): Use machopic_gen_offset.
2993 * config/i386/predicates.md (pic_symbolic_operand): Handle
2994 UNSPEC_MACHOPIC_OFFSET.
2996 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2997 Use machopic_gen_offset and machopic_operand_p.
2998 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2999 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3000 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3001 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3002 Set crtl->uses_pic_offset_table.
3004 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3006 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3008 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3009 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3010 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3011 (constant_pool_expr_p): Use split_const and check the base.
3012 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3014 (legitimate_constant_pool_address_p): Check toc_relative_p
3015 instead of constant_pool_expr_p.
3016 (print_operand_address): Always use output_addr_const for
3017 constant pool addresses.
3018 (rs6000_output_addr_const_extra): New function.
3019 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3021 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3025 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3026 (mark_ref_live, mark_ref_dead): Use them.
3027 (def_conflicts_with_inputs_p): Remove.
3028 (mark_early_clobbers): New function.
3029 (process_bb_node_lives): Call preprocess_constraints and
3030 mark_early_clobbers.
3032 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3034 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3036 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3037 lib with -mthread switch.
3039 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3042 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3043 function in two, making it call a new and reusable
3044 dwarf2out_imported_module_or_decl() that takes the containing
3045 BLOCK of the declaration in argument.
3046 (dwarf2out_imported_module_or_decl_real): New function.
3047 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3048 IMPORTED_DECL in account.
3049 * tree.def: Added IMPORTED_DECL node type.
3050 * tree.h: Added accessors for IMPORTED_DECL nodes.
3051 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3053 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3055 * doc/gimple.texi: Fix some typos, wrap some long lines,
3056 fix some broken wraps with continuations.
3057 * tree-ssa-reassoc.c: Fix comment typos.
3059 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3062 * pa.c (legitimize_pic_address): Force function labels to memory in
3065 2008-10-04 Anton Blanchard <anton@samba.org>
3067 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3068 (rs6000_split_atomic_op): Same.
3069 (rs6000_split_compare_and_swap): Same.
3070 (rs6000_split_compare_and_swapqhi): Same.
3072 2008-10-04 Richard Guenther <rguenther@suse.de>
3074 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3075 instead of pointer equality.
3076 (vn_nary_op_eq): Likewise.
3078 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3080 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3082 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3083 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3085 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3087 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3088 Revert previous change.
3090 2008-10-03 Tom Tromey <tromey@redhat.com>
3092 * stringpool.c (ggc_alloc_string): Terminate string.
3094 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3096 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3097 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3098 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3101 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3104 2008-10-03 Pascal Obry <obry@adacore.com>
3106 * gcov.c (create_file_names): Properly handle UNIX and DOS
3107 directory separators.
3108 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3109 separator to '~' to ensure clean filenames on Windows.
3111 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3113 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3114 Add a null terminator to the stripped name.
3116 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3118 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3119 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3120 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3121 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3122 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3123 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3124 TARGET_SINGLE_FLOAT.
3126 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3128 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3130 2008-10-02 Richard Guenther <rguenther@suse.de>
3133 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3134 and VECTOR_TYPE recurse with useless_type_conversion_p which
3135 properly handles void pointer conversion.
3137 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3140 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3141 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3143 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3145 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3146 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3147 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3148 they translate to non builtins.
3149 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3150 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3151 __builtin_vec_promote, __builtin_vec_extract, and
3152 __builtin_vec_insert.
3153 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3154 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3155 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3156 * config/rs6000/altivec.h (vec_extract): Define
3157 (vec_insert): Define.
3158 (vec_splats): Define.
3159 (vec_promote): Define.
3161 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3162 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3163 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3165 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3167 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3168 prototype. Add new parameter, blk.
3169 Use BLKmode for the MEM if blk is true.
3170 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3171 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3172 ALTIVEC_BUILTIN_STVRXL.
3173 Update usage of altivec_expand_lv_builtin.
3174 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3175 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3176 (altivec_init_builtins): If compiling for the Cell, also define the
3178 * config/rs6000/rs6000.h (rs6000_builtins): Define
3179 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3180 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3181 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3182 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3183 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3184 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3185 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3186 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3187 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3188 UNSPEC_STVRX, and UNSPEC_STVRXL.
3189 (altivec_lvlx): New pattern.
3190 (altivec_lvlxl): New pattern.
3191 (altivec_lvrx): New pattern.
3192 (altivec_lvrxl): New pattern.
3193 (altivec_stvlx): New pattern.
3194 (altivec_stvlxl): New pattern.
3195 (altivec_stvrx): New pattern.
3196 (altivec_stvrxl): New pattern.
3197 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3198 (vec_lvlxl): Likewise.
3199 (vec_lvrx): Define if PPU is defined.
3200 (vec_lvrxl): Likewise.
3201 (vec_stvlx): Define if PPU is defined.
3202 (vec_stvlxl): Likewise.
3203 (vec_stvrx): Define if PPU is defined.
3204 (vec_stvrxl): Likewise.
3206 2008-10-01 Geert Bosch <bosch@adacore.com>
3208 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3210 2008-10-01 Richard Guenther <rguenther@suse.de>
3212 PR tree-optimization/37617
3213 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3214 do not add to the NEW_SETS.
3216 2008-10-01 Richard Guenther <rguenther@suse.de>
3219 * tree-vrp.c (execute_vrp): If we optimized away the default
3220 case make sure to promote the label that got in place of it
3221 to a default case label.
3223 2008-10-01 Richard Henderson <rth@redhat.com>
3226 * tree-complex.c (set_component_ssa_name): Don't optimize
3227 is_gimple_min_invariant values with ssa_names in abnormal phis.
3229 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3231 PR tree-optimization/37662
3232 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3233 commutative binary operation if they are in the wrong order and
3234 fold_build2 produces non-GIMPLE.
3236 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3238 PR tree-optimization/37662
3239 PR tree-optimization/37663
3240 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3241 get_value_range with non-SSA_NAME. Don't assert operands have been
3242 folded, instead just bail out.
3244 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3246 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3248 2008-09-30 Richard Guenther <rguenther@suse.de>
3251 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3252 build restrict-qualified pointers.
3253 (vectorizable_store): Move alias check later.
3254 (vectorizable_load): Likewise.
3256 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3258 * c-common.c (empty_if_body_warning): Remove.
3259 * c-common.h (empty_if_body_warning): Remove.
3260 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3261 here the -Wempty-body warning for `if' and `else' statements.
3262 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3264 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3266 * config/i386/i386.opt: Add msse2avx.
3268 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3269 * config/i386/linux64.h (ASM_SPEC): Likewise.
3271 * doc/invoke.texi: Document -msse2avx.
3273 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3275 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3277 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3279 * ifcvt.c (noce_emit_store_flag): If using condition from original
3280 jump, reverse it if if_info->cond was reversed.
3282 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3284 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3285 non-constant memory if it cannot be forced to constant memory.
3286 Overhaul surrounding code and factor out common condition.
3288 2008-09-29 Jeff Law <law@redhat.com>
3290 * reload1.c (alter_reg): Add missing curly braces.
3292 2008-09-29 Michael J. Eager <eager@eagercon.com>
3294 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3296 * config/rs6000/rs6000.c (rs6000_override_options): Move
3297 rs6000_init_hard_regno_mode_ok after all options changed.
3298 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3299 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3300 -msimple-fpu flags. Add warning messages if single FP not configured.
3301 (rs6000_file_start): Output gnu_attribute for single-float.
3302 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3303 (rs6000_legitimize_address): Likewise.
3304 (rs6000_legitimize_reload_address): Likewise.
3305 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3306 TARGET_SINGLE_FLOAT.
3307 (function_arg_advance): Likewise (partial conversion).
3308 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3309 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3310 TARGET_SINGLE_FLOAT.
3311 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3312 (rs6000_emit_prologue): Likewise.
3313 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3314 TARGET_SINGLE_FLOAT.
3315 (rs6000_libcall_value): Likewise.
3316 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3317 (TARGET_DOUBLE_FLOAT): New default to 1
3318 (TARGET_SIMPLE_FPU): New default to 0
3319 (TARGET_SINGLE_FPU): New default to 0
3320 (TARGET_SINGLE_FLOAT_MODE): New.
3321 (TARGET_DOUBLE_FLOAT_MODE): New.
3322 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3323 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3325 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3326 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3327 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3328 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3329 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3330 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3331 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3332 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3333 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3334 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3335 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3336 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3337 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3338 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3339 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3340 cmptf_internal1, *cmptf_internal2): Condition on
3341 TARGET_DOUBLE_FLOAT.
3342 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3343 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3344 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3345 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3346 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3347 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3348 TARGET_SINGLE_FLOAT.
3349 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3350 * config/rs6000/rs6000.opt (-msingle-float): New.
3351 (-mdouble-float): New.
3352 (-msimple-fpu): New.
3353 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3354 -msingle-float, -mdouble-float, -msimple-fpu options.
3355 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3356 _SOFT_DOUBLE for -msingle-float.
3357 * config.gcc: New config for target=powerpc-xilinx-eabi.
3359 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3361 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3362 have exit and entry.
3363 (new_scop): Take entry and exit edge to define new SCoP.
3364 (sd_region_p): New structure used during SCoP detection.
3365 (move_scops): Delete.
3366 (move_sd_regions): New.
3367 (scopdet_info): Change the definition from edges back to basic_blocks.
3368 (scopdet_edge_info): Work on basic_blocks and rename to
3369 scopdet_basic_block_info.
3370 (split_difficult_bb): At the moment removed. We should later
3371 add it at another place.
3372 (build_scops_1): Work on basic_blocks.
3373 (bb_in_sd_region): New.
3374 (find_single_entry_edge): New.
3375 (find_single_exit_edge): New.
3376 (create_single_entry_edge): New.
3377 (sd_region_without_exit): New.
3378 (create_single_exit_edge): New.
3379 (unmark_exit_edges): New.
3380 (mark_exit_edges): New.
3381 (create_sese_edges): New.
3382 (build_graphite_scops): New.
3383 (build_scops): Make SCoPs SESE.
3384 (limit_scops): Use the new functions.
3386 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3388 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3390 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3393 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3394 address to a register before taking the lower part.
3396 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3398 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3401 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3402 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3405 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3406 the newly created variable.
3407 Create a VECTOR_CST of all 1s for vector types.
3409 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3412 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3414 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3416 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3417 order to convert between modes.
3418 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3420 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3422 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3425 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3428 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3432 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3434 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3435 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3436 them to yield false with MIPS16.
3438 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3441 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3442 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3443 mem_loc_descriptor failed. Accept UNSPEC.
3444 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3445 fail if one of the loc_descriptor calls for pieces failed.
3446 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3447 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3448 if loc_descriptor_from_tree_1 on offset failed.
3451 * opts.c (common_handle_option): Don't call print_specific_help with
3452 CL_SAVE as first argument.
3454 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3455 Steve Ellcey <sje@cup.hp.com>
3457 * configure: Regenerate for new libtool.
3458 * aclocal.m4: Ditto.
3460 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3462 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3463 alias set on MEM when saving stack pointer.
3464 * config/rs6000/rs6000.md (allocate_stack): Likewise
3466 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3468 PR tree-optimization/37574
3469 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3470 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3471 instead of vector_type for constants. Take computation out of loop.
3472 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3473 and use only vector_type for invariant case.
3474 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3476 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3479 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3480 the decl is a VAR_DECL or FUNCTION_DECL.
3482 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3485 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3486 (mark_ref_live, mark_ref_dead): Use them.
3487 (def_conflicts_with_inputs_p): Remove.
3488 (mark_early_clobbers): New function.
3489 (process_bb_node_lives): Call preprocess_constraints and
3490 mark_early_clobbers.
3492 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3494 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3497 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3498 (ira_compress_allocno_live_ranges): New prototype.
3500 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3501 (coalesced_allocnos_living_at_program_points): New.
3502 (coalesced_allocnos_live_at_points_p,
3503 set_coalesced_allocnos_live_points): New functions.
3504 (coalesce_spill_slots): Rewrite.
3506 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3507 ira_compress_allocno_live_ranges): New functions.
3509 * ira-build.c (ira_flattening): Call
3510 ira_compress_allocno_live_ranges.
3513 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3515 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3518 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3520 * combine.c (make_compound_operation): Handle the 'E' format.
3521 (count_rtxs): Likewise.
3522 (update_table_tick): Likewise.
3523 (get_last_value_validate): Likewise.
3525 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3527 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3529 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3531 * matrix-reorg.c (transform_allocation_sites): Initializers
3532 added to avoid the warning.
3534 2008-09-25 Martin Jambor <mjambor@suse.cz>
3536 * cgraph.c (free_nodes): New variable.
3537 (NEXT_FREE_NODE): New macro.
3538 (cgraph_create_node): Reuse nodes from the free list. Do not
3539 update uid if doing so.
3540 (cgraph_remove_node): Add the node to the free list.
3542 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3544 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3546 2008-09-24 Richard Henderson <rth@redhat.com>
3548 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3549 * unwind-dw2.c (execute_stack_op): Handle it.
3551 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3554 2008-09-24 Michael J. Eager <eager@eagercon.com>
3556 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3558 * c-common.c (fname_decl): New location argument.
3559 * c-common.h (fname_decl): Same.
3560 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3562 (c_parser_typeof_specifier): Same.
3563 (c_parser_parms_list_declarator): Same.
3564 (c_parser_asm_string_literal): Same.
3565 (c_parser_compound_statement_nostart): Same.
3566 (c_parser_label): Same.
3567 (c_parser_do_statement): Same.
3568 (c_parser_asm_statement): Same.
3569 (c_parser_unary_expression): Same.
3570 (c_parser_sizeof_expression): Same.
3571 (c_parser_postfix_expression): Same.
3572 (c_parser_pragma): Same.
3573 (c_parser_omp_clause_collapse): Same.
3574 (c_parser_omp_clause_num_threads): Same.
3575 (c_parser_omp_clause_schedule): Same.
3576 (c_parser_omp_all_clauses): Same.
3577 (c_parser_omp_sections_scope): Same.
3578 (c_parser_omp_for_loop): Same. Pass condition's location to
3579 c_objc_common_truthvalue_conversion.
3580 (c_parser_enum_specifier): Remove comment.
3582 2008-09-24 Michael J. Eager <eager@eagercon.com>
3584 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3586 * config/rs6000/rs6000.c (rs6000_override_options): Move
3587 rs6000_init_hard_regno_mode_ok after all options changed.
3588 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3589 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3590 -msimple-fpu flags. Add warning messages if single FP not configured.
3591 (rs6000_file_start): Output gnu_attribute for single-float.
3592 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3593 (rs6000_legitimize_address): Likewise.
3594 (rs6000_legitimize_reload_address): Likewise.
3595 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3596 TARGET_SINGLE_FLOAT.
3597 (function_arg_advance): Likewise.
3598 (function_arg): Likewise.
3599 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3600 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3601 TARGET_SINGLE_FLOAT.
3602 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3603 (rs6000_emit_prologue): Likewise.
3604 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3605 TARGET_SINGLE_FLOAT.
3606 (rs6000_libcall_value): Likewise.
3607 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3608 (TARGET_DOUBLE_FLOAT): New default to 1
3609 (TARGET_SIMPLE_FPU): New default to 0
3610 (TARGET_SINGLE_FPU): New default to 0
3611 (TARGET_SINGLE_FLOAT_MODE): New.
3612 (TARGET_DOUBLE_FLOAT_MODE): New.
3613 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3614 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3616 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3617 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3618 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3619 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3620 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3621 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3622 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3623 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3624 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3625 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3626 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3627 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3628 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3629 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3630 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3631 cmptf_internal1, *cmptf_internal2): Condition on
3632 TARGET_DOUBLE_FLOAT.
3633 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3634 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3635 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3636 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3637 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3638 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3639 TARGET_SINGLE_FLOAT.
3640 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3641 * config/rs6000/rs6000.opt (-msingle-float): New.
3642 (-mdouble-float): New.
3643 (-msimple-fpu): New.
3644 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3645 -msingle-float, -mdouble-float, -msimple-fpu options.
3646 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3647 _SOFT_DOUBLE for -msingle-float.
3648 * config.gcc: New config for target=powerpc-xilinx-eabi.
3650 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3652 * config/sparc/constraints.md: New file.
3653 * config/sparc/sparc.md: Include it.
3654 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3655 (sparc_extra_constraint_check): Delete.
3656 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3657 (memory_ok_for_ldd): New predicate.
3658 (sparc_extra_constraint_check): Delete.
3659 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3660 (CONST_OK_FOR_LETTER_P): Likewise.
3661 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3662 (EXTRA_CONSTRAINT): Likewise.
3664 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3666 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3668 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3670 * alias.c (find_base_value): Use FIND_BASE_TERM.
3671 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3673 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3675 * config/i386/i386.c: Include cselib.h.
3676 (ix86_pic_register_p): New function.
3677 (ix86_delegitimize_address): Use it to check for the PIC register.
3679 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3681 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3682 * config/i386/i386.c (ix86_find_base_term): Don't check for
3683 SYMBOL_REF and LABEL_REF.
3685 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3687 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3688 constant PLUS in a CONST.
3690 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3692 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3693 check for sibcall support for w64.
3695 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3697 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3699 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3701 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3702 parser_build_binary_op.
3703 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3704 * c-typeck.c (build_array_ref): Same.
3705 (parser_build_unary_op): New location argument.
3706 (pointer_diff): Pass location to build_binary_op,
3707 c_objc_common_truthvalue_conversion.
3708 (build_modify_expr): Same.
3709 (build_unary_op): New location argument.
3710 (build_binary_op): New location argument.
3711 (c_objc_common_truthvalue_conversion): Pass location to
3712 c_*common_truthvalue_conversion.
3713 * c-convert.c (convert): Same.
3714 * c-common.c (binary_op_error): New location argument.
3715 (pointer_int_sum): Pass location to build_binary_op.
3716 (c_common_truthvalue_conversion): New location argument.
3717 (warn_for_sign_compare): Same.
3718 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3719 binary_op_error, build_binary_op, warn_for_sign_compare.
3720 * c-parser.c (c_parser_condition): Pass location to
3721 c_*common_truthvalue_conversion.
3722 (c_parser_conditional_expression): Save condition's location and pass
3724 (c_parser_binary_expression): Same, but for the binary operator's
3726 (c_parser_omp_for_loop): Pass location to
3727 c_objc_common_truthvalue_conversion.
3729 2008-09-23 Martin Jambor <mjambor@suse.cz>
3731 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3732 (cgraph_node_remove_callees): New temporary f. Hold the next item
3734 (cgraph_node_remove_callers): Likewise.
3736 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3737 (ipa_node_removal_hook): Likewise.
3739 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3740 gimple_call_copy_skip_args and moved to the gimple_call section.
3741 * gimple.c (gimple_copy_call_skip_args): Renamed to
3742 gimple_call_copy_skip_args. Changed al users.
3744 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3746 * ira-color.c (start_allocno_priorities): Rename to
3747 setup_allocno_priorities. Use costs and
3748 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3749 range lengths. Get rid off doubles.
3750 (ira_fast_allocations): Call start_allocno_priorities.
3752 2008-09-22 David Daney <ddaney@avtrex.com>
3755 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3756 register if TARGET_LONG_CALLS.
3758 2008-09-22 Richard Guenther <rguenther@suse.de>
3760 PR tree-optimization/37145
3761 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3762 value-numbering union accesses with their offset and size only.
3763 (visit_reference_op_load): Fix simplification of inserted conversions.
3764 * tree-ssa-pre.c (find_or_generate_expression): Do not
3765 recursively generate expressions if running FRE.
3767 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3769 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3770 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3773 2008-09-22 Richard Guenther <rguenther@suse.de>
3775 PR tree-optimization/37145
3776 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3777 (phi_translate_1): Constant fold references.
3779 2008-09-22 Ira Rosen <irar@il.ibm.com>
3781 PR tree-optimization/37482
3782 * tree-vectorizer.h (struct _slp_instance): Add new field.
3783 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3784 (get_earlier_stmt): New function.
3785 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3787 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3788 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3789 asserts that GSI points to the scalar statement being vectorized.
3790 Set new statement location according to GSI.
3791 (vect_schedule_slp_instance): Use GSI of
3792 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3794 2008-09-21 Jan Hubicka <jh@suse.cz>
3796 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3797 (ipcp_insert_stage): Update dead_nodes bitmap.
3799 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3802 * config/i386/t-cygming (SHLIB_LC): Remove.
3803 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3804 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3806 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3810 * final.c (mark_symbol_ref_as_used): New helper function.
3811 (output_operand): Instead of just looking inside MEMs for
3812 SYMBOL_REFs, use new helper function and for_each_rtx.
3813 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3814 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3815 Make head comment more general.
3816 * config/darwin.c (machopic_output_indirection): Handle weak
3817 references here, like in assemble_external.
3819 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3821 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3822 (sparc_emit_float_lib_cmp): Change return type.
3823 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3824 (gen_compare_operator): New function.
3825 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3826 the comparison sequence. Minor tweaks.
3827 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3828 that the final operator and the result of sparc_emit_float_lib_cmp
3829 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3830 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3831 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3832 result of sparc_emit_float_lib_cmp match for software TFmode.
3833 (movqicc, movhicc, movsicc, movdicc): Merge into...
3834 (mov<I:mode>cc): ...this.
3835 (movsfcc, movdfcc, movtfcc): Merge into...
3836 (mov<F:mode>cc): ...this.
3837 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3839 (mov<I:mode>_cc_v9): ...this.
3840 (movdi_cc_sp64_trunc): Delete.
3841 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3842 movdi_cc_reg_sp64): Merge into...
3843 (mov<I:mode>_cc_reg_sp64): ...this.
3844 (movsf_cc_sp64): Rename into...
3845 (movsf_cc_v9): ...this.
3846 (movdf_cc_sp64): Rename into...
3847 (movdf_cc_v9): ...this.
3848 (movtf_cc_hq_sp64): Rename into...
3849 (movtf_cc_hq_v9): ...this.
3850 (movtf_cc_sp64): Rename into...
3851 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3853 2008-09-21 Diego Novillo <dnovillo@google.com>
3855 * doc/gccint.texi: Include generic.texi and gimple.texi.
3857 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3858 (GIMPLE): Move to gimple.texi.
3859 (Annotations): Remove references to to stmt_ann_t and
3861 (SSA Operands): Rename from 'Statement Operands'.
3862 * doc/generic.texi: New.
3863 * doc/gimple.texi: New.
3864 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3865 * Makefile.in (TEXI_GCCINT_FILES):
3866 * gimple.c (gimple_copy_call_skip_args): Rename from
3867 giple_copy_call_skip_args. Update all users.
3868 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3870 2008-09-21 Ira Rosen <irar@il.ibm.com>
3872 PR tree-optimization/37539
3873 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3874 statement in related statement field only for the first load of the
3875 group of loads with the same data reference.
3877 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3879 * config/mips/mips.h (TUNE_OCTEON): New macro.
3880 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3881 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3882 * config/mips/octeon.md: New file.
3883 * config/mips/mips.md: Include octeon.md. Restore
3884 semi-alphabetical order of include files.
3886 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3889 * config/i386/i386.md (*jcc_fused_1): Removed.
3890 (*jcc_fused_2): Likewise.
3891 (*jcc_fused_3): Likewise.
3892 (*jcc_fused_4): Likewise.
3894 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3896 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3897 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3898 * target.h (gcc_target): Add ira_cover_classes.
3899 * ira.c: Remove IRA_COVER_CLASSES guards.
3900 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3901 instead of IRA_COVER_CLASSES.
3902 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3903 (setup_class_translate): Likewise.
3904 (setup_reg_class_intersect_union): Likewise.
3905 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3906 test of targetm.ira_cover_classes.
3907 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3908 of IRA_COVER_CLASSES.
3909 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3910 (TARGET_INITIALIZER): Include it.
3911 * targhooks.h (default_ira_cover_classes): Declare.
3912 * targhooks.c (default_ira_cover_classes): New function.
3914 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3916 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3918 2008-09-19 Ian Lance Taylor <iant@google.com>
3920 * varasm.c (narrowing_initializer_constant_valid_p): Return
3921 NULL_TREE if ENDTYPE is not an integer.
3923 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3926 * tree-ssa.c (execute_update_addresses_taken): Also update
3927 DECL_GIMPLE_REG_P for vector and complex types.
3929 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3930 Jan Hubicka <jh@suse.cz>
3933 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3934 empty before freeing them.
3935 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3937 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3939 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3940 * config/xtensa/predicates.md (tls_symbol_operand): New.
3941 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3942 (TARGET_CANNOT_FORCE_MEM): Define.
3943 (xtensa_tls_symbol_p): New.
3944 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3945 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3946 (xtensa_tls_module_base): New.
3947 (xtensa_call_tls_desc): New.
3948 (xtensa_legitimize_tls_address): New.
3949 (xtensa_legitimize_address): Handle TLS symbols.
3950 (xtensa_tls_referenced_p_1): New.
3951 (xtensa_tls_referenced_p): New.
3952 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3954 (XTENSA_BUILTIN_THREAD_POINTER): New.
3955 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3956 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3957 builtin. Add declarations for __builtin_thread_pointer and
3958 __builtin_set_thread_pointer.
3959 (xtensa_fold_builtin): Recognize new builtins.
3960 (xtensa_expand_builtin): Expand new builtins.
3961 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3962 (TARGET_THREADPTR): Define.
3963 (HAVE_AS_TLS): Define default value.
3964 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3965 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3966 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3967 (UNSPECV_SET_TP): New.
3968 (sym_TPOFF, sym_DTPOFF): New.
3969 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3970 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3971 * configure: Regenerated.
3973 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3976 * config/ia64/ia64.c (ia64_optimization_options): Move
3977 checking and setting flag_schedule_insns_after_reload and
3978 ia64_flag_schedule_insns2 back to ...
3979 (ia64_override_options): Here.
3981 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3984 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3985 zero extend count after the correction to it is done.
3986 (doloop_optimize): Update call to doloop_modify, don't zero extend
3989 2008-09-18 Martin Jambor <mjambor@suse.cz>
3991 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3993 * ipa-prop.c: Correct comments.
3994 * ipa-prop.h: Likewise.
3996 2008-09-18 Jan Hubicka <jh@suse.cz>
3999 * ipa-reference.c (ipa_reference_local_vars_info_d,
4000 ipa_reference_global_vars_info_d,
4001 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4002 ipa_reference_vars_info_t): Move here from ipa-reference.h
4003 (node_duplication_hook_holder, node_removal_hook_holder): New.
4004 (get_reference_vars_info_from_cgraph): Rename to ...
4005 (get_reference_vars_info): ... this one, use cgraph uids.
4006 (get_local_reference_vars_info, get_global_reference_vars_info):
4007 Use cgraph instead of decl.
4008 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4010 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4011 ipa_reference_get_written_global,
4012 ipa_reference_get_not_written_global): Use cgraph argument.
4013 (check_call): Simplify avail check.
4014 (scan_stmt_for_static_refs): Update.
4015 (propagate_bits): Update.
4016 (merge_callee_local_info): Remove.
4017 (init_function_info): Use cgraph nodes.
4018 (clean_function_local_data): Break out from ...
4019 (clean_function): ... here.
4020 (copy_local_bitmap, copy_global_bitmap): New functions.
4021 (duplicate_node_data, remove_node_data): New functions.
4022 (generate_summary): Register hooks; use visibility instead of
4024 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4025 * ipa-reference.h (ipa_reference_local_vars_info_d,
4026 ipa_reference_global_vars_info_d,
4027 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4028 ipa_reference_vars_info_t): Move to ipa-reference.c
4029 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4031 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4032 ipa_reference_get_not_read_global,
4033 ipa_reference_get_not_written_global): Update prototype.
4034 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4035 (init_state): Remove.
4036 (node_duplication_hook_holder, node_removal_hook_holder): New.
4037 (get_function_state, set_function_state): Use VECtor.
4038 (analyze_function): Check body availability.
4039 (add_new_function): Likewise.
4040 (duplicate_node_data, remove_node_data): New.
4041 (generate_summary): Register hooks; do not care about clones.
4042 (propafate): Do not care about clones; recursive functions are
4044 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4045 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4046 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4048 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4049 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4050 Update call of ipa-reference accesors.
4052 2008-09-18 Simon Baldwin <simonb@google.com>
4054 * c-opts.c (c_common_handle_option): Add handling for
4055 -Wbuiltin-macro-redefined command line option.
4056 * c.opt: Added builtin-macro-redefined option.
4057 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4060 2008-09-18 Richard Guenther <rguenther@suse.de>
4062 PR tree-optimization/37258
4063 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4064 and signedness for integral types.
4065 (vn_phi_eq): Require compatible types.
4067 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4070 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4071 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4073 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4074 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4075 ggc_free other TREE_LIST nodes from that chain.
4076 * function.c (instantiate_decls): Instantiate also DECL_RTL
4077 of vars in cfun->local_decls, free that list afterwards.
4079 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4081 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4082 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4084 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4086 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4087 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4089 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4091 PR tree-optimization/37102
4092 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4093 from a node. Check to see if another PHI is dead.
4094 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4095 remove real PHIs which have no uses.
4096 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4098 2008-09-18 Richard Guenther <rguenther@suse.de>
4101 * tree-cfg.c (remove_useless_stmts_1): Remove
4102 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4104 2008-09-18 Nick Clifton <nickc@redhat.com>
4106 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4107 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4108 to frv_secondary_reload_class.
4109 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4110 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4111 (frv_secondary_reload_class): Omit unused parameter.
4112 (frv_secondary_reload): New function. Handle the case when
4113 secondary_reload_class() is called before the reload_(in|out)
4114 _optabs have been initialised.
4115 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4117 * config/frv/frv.md: Define an exclusion set between fr550_m0
4120 2008-09-18 Richard Guenther <rguenther@suse.de>
4122 PR tree-optimization/37456
4123 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4124 want to insert after ends a BB insert on the single fallthru
4127 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4129 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4130 Mention -march=z9-109, z9-ec and z10.
4132 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4134 PR rtl-optimization/37544
4135 * regrename.c (maybe_mode_change): Exit early when copy_mode
4136 is narrower than orig_mode and narrower than new_mode.
4138 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4141 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4143 * sched-rgn.c (ref_counts): Remove.
4144 (insn_referenced): New static variable.
4145 (INSN_REF_COUNT): Remove.
4146 (sched_run_compute_dependencies): Use insn_referenced instead of
4148 (add_branch_dependences): Likewise. Delete dead assignment.
4150 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4152 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4153 consumer is an asm. Add comment why this is important.
4154 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4155 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4157 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4159 * expr.c (emit_group_store): Do not shift before moving via a
4162 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4164 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4165 from aggregate to non-aggregate type if the bit pattern is not fully
4166 preserved afterwards.
4168 2008-09-17 Richard Guenther <rguenther@suse.de>
4170 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4171 (verify_gimple_assign): ... this. Split into ...
4172 (verify_gimple_assign_unary): ... this,
4173 (verify_gimple_assign_binary): ... that,
4174 (verify_gimple_assign_single): ... and this.
4175 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4176 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4177 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4178 (verify_types_in_gimple_reference): Be forgiving with
4180 (verify_gimple_phi): Deal with virtual operands.
4182 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4184 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4186 * tree.c (get_callee_fndecl): Don't call the language hook.
4187 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4188 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4189 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4191 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4193 * tree.c (protected_set_expr_location): Don't unnecessarily
4194 check for error_mark_node.
4196 2008-09-17 Art Haas <ahaas@impactweather.com>
4198 * ipa-reference.c (analyze_function): Declare step only if
4199 ENABLE_CHECKING is defined.
4201 2008-09-17 Jan Hubicka <jh@suse.cz>
4204 * tree.h (DECL_INLINE): remove.
4205 (DECL_DECLARED_INLINE_P): Update docs.
4206 (DECL_NO_INLINE_WARNING_P): new.
4207 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4208 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4210 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4211 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4214 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4217 2008-09-17 Jan Hubicka <jh@suse.cz>
4219 * ipa-reference.c (ipa_obstack): Remove.
4220 (local_info_obstack, global_info_obstack): New.
4221 (add_static_var): We now handle variables only.
4222 (mark_address_taken, mark_load, mark_store): New functions based on ...
4223 (check_operand): ... remove.
4224 (get_asm_stmt_operands): Rename to ...
4225 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4226 (scan_stmt_for_static_refs): Rewrite.
4227 (scan_op_for_static_refs): Rename to ...
4228 (scan_initializer_for_static_refs): do not look for VAR_DECL
4229 initializers; stop recursion on types and decls.
4230 (ipa_init): Use proper obstacks.
4231 (analyze_variable): Use scan_initializer_for_static_refs.
4232 (init_function_info): Use local obstack.
4233 (analyze_function): Simplify.
4234 (add_new_function): We don't need visited_nodes obstack.
4235 (generate_summary): Use proper obstacks; cleanup after propagation.
4237 2008-09-17 Richard Guenther <rguenther@suse.de>
4240 PR tree-optimization/37491
4241 * alias.c (get_alias_set): Use the canonical type.
4242 * tree-vect-transform.c (vectorizable_store): Use the type of
4243 the lhs for the vector type. Adjust checking.
4244 (vectorizable_load): Adjust checking.
4246 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4247 Adam Nemet <anemet@caviumnetworks.com>
4249 PR rtl-optimization/37483
4250 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4251 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4252 Rearrange code to better match the original comment. Check
4253 t_unconditional first. Improve comment.
4255 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4258 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4259 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4262 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4263 GIMPLE_TRY if cleanup sequence is empty.
4265 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4268 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4269 eliminate IV if the cost are the same.
4271 2008-09-16 Richard Guenther <rguenther@suse.de>
4274 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4277 2008-09-16 Richard Guenther <rguenther@suse.de>
4279 PR tree-optimization/37508
4280 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4282 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4284 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4286 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4288 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4289 use gen_floatdidf2 directly.
4290 (floatunssidf2): Likewise.
4291 (floatsidf_ppc64_mfpgpr): Remove.
4292 (floatsidf_ppc64): Remove.
4293 (floatunssidf_ppc64): Remove.
4295 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4297 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4298 rather than update_cost_queue.
4300 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4301 in every call starting with the second one, instead of only when
4302 alias_bitmap_obstack.elements != NULL.
4304 * tree-predcom.c (filter_suitable_components): Free all refs in
4305 act->refs vector before calling release_component.
4306 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4308 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4310 * tree-loop-linear.c (linear_transform_loops): Initialize
4311 lambda_obstack only after calling perfect_loop_nest_depth.
4312 Goto free_and_continue instead of just continue for later failures.
4315 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4318 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4320 2008-09-14 Andreas Schwab <schwab@suse.de>
4322 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4324 2008-09-14 Jan Hubicka <jh@suse.cz>
4326 * invoke.texi (-fconserve-stack): Document.
4327 * opts.c (decode_options): Handle conserve_stack.
4328 * common.opt (fconvserve_stack): New.
4330 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4332 * config.host: Add x-aix to host_xmake_file.
4333 * config/rs6000/t-aix52: Do not override LDFLAGS.
4334 * config/rs6000/x-aix: New file.
4336 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4342 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4343 is not recognized as a valid register usage. Allow REG_X to be used
4345 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4346 forces a reload when using a base register.
4348 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4350 * config/i386/cygming-crtend.c (register_frame_ctor): If
4351 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4352 directly with atexit.
4353 (deregister_frame_ctor): Rename to ...
4354 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4355 if !DEFAULT_USE_CXA_ATEXIT.
4357 2008-09-13 Jan Hubicka <jh@suse.cz>
4359 * cgraph.c: Include value-prof.h
4360 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4362 2008-09-13 Jan Hubicka <jh@suse.cz>
4365 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4366 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4367 tree_gen_one_value_profiler, tree_gen_average_profiler,
4368 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4370 2008-09-13 Jan Hubicka <jh@suse.cz>
4372 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4373 too many bytes on misalligned blocks.
4375 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4377 * doc/cfg.texi: Fix some typos.
4378 * doc/extend.texi: Likewise.
4379 * doc/install.texi: Likewise.
4380 * doc/invoke.texi: Likewise.
4381 * doc/rtl.texi: Likewise.
4382 * doc/tree-ssa.texi: Likewise.
4384 2008-09-13 Richard Guenther <rguenther@suse.de>
4387 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4388 gimple stores for memory rhs.
4390 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4392 PR rtl-optimization/37489
4393 * cse.c (fold_rtx): Don't return const_true_rtx for float
4394 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4396 2008-09-13 Jan Hubicka <jh@suse.cz>
4398 PR tree-optimization/37392
4399 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4401 2008-09-13 Martin Jambor <mjambor@suse.cz>
4402 Jan Hubicka <jh@suse.cz>
4404 * cgraph.c (free_edges): New variable.
4405 (NEXT_FREE_EDGE): New macro.
4406 (cgraph_free_edge): New function.
4407 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4408 (cgraph_node_remove_callees): Likewise.
4409 (cgraph_node_remove_callers): Likewise.
4410 (cgraph_create_edge): Reuse edges from the free list. Do not
4411 update uid if doing so.
4412 (cgraph_remove_*_hook): Add free call.
4414 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4416 * ira-color.c (conflict_allocno_vec): Delete.
4417 (update_cost_queue_elem): New structure.
4418 (update_cost_queue): New variable.
4419 (update_cost_queue_tail): Likewise.
4420 (update_cost_queue_elems): Likewise.
4421 (allocno_update_cost_check): Delete.
4422 (initiate_cost_update): Allocate update_cost_queue_elems
4423 instead of allocno_update_cost_check.
4424 (finish_cost_update): Update the free()s accordingly.
4425 (start_update_cost): New function.
4426 (queue_update_cost): Likewise.
4427 (get_next_update_cost): Likewise.
4428 (update_copy_costs_1): Inline into...
4429 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4430 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4431 once we've established they are equal. Don't allocate update
4432 costs if there is nothing to add to them.
4433 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4434 DIVISOR arguments. Use a queue instead of recursive calls;
4435 process all the allocnos in the initial queue, rather than
4437 (assign_hard_reg): Use queue_update_cost instead of
4438 conflict_allocno_vec. Queue coalesced allocnos instead
4439 of calling update_conflict_hard_regno_costs for each one.
4440 Just call update_conflict_hard_regno_costs once for the
4442 (ira_color): Remove conflict_allocno_vec handling.
4444 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4446 PR tree-optimization/37484
4447 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4448 (save_var_name): Same.
4449 (initialize_cloog_names): Same.
4450 (initialize_cloog_names): Same.
4452 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4454 * tree-scalar-evolution.c (set_instantiated_value): Set
4457 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4461 * ira-build.c (common_loop_tree_node_dominator): Remove.
4462 (copy_live_ranges_to_removed_store_destinations): New function.
4463 (regno_top_level_allocno_map): Move to top level from ...
4464 (ira_flattening): ... here. Use
4465 copy_live_ranges_to_removed_store_destinations.
4467 * ira-emit.c (generate_edge_moves): Fix a comment.
4469 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4472 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4473 scratch register after 'set' pattern.
4475 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4477 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4478 information passed to mark_reg_pointer.
4479 * explow.c (force_reg): Likewise.
4481 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4483 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4484 when building for the celledp architecture.
4486 2008-09-12 Richard Guenther <rguenther@suse.de>
4488 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4490 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4492 PR rtl-optimization/37424
4493 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4494 the regnos instead of the addresses.
4496 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4498 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4500 2008-09-11 Richard Guenther <rguenther@suse.de>
4502 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4503 entering the weaker equivalence recording.
4505 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4507 2008-09-11 Jeff Law <law@redhat.com>
4509 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4510 by assign_stack_local on the IRA path for stack slot sharing
4511 as well as the non-IRA path.
4513 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4515 * config/i386/i386.h: Fix whitespace issues.
4517 2008-09-11 Martin Jambor <mjambor@suse.cz>
4519 * ipa-prop.h (struct ipa_param_flags): Removed.
4520 (struct ipa_param_descriptor): New structure.
4521 (struct ipa_node_params): ipcp_lattices, param_decls and
4522 param_flags moved to ipa_param_description.
4523 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4524 descriptors. Renamed all users.
4525 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4526 changed to access descriptors. Renamed all users.
4527 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4528 to access descriptors. Renamed all users.
4529 * ipa-cp.c (ipcp_init_cloned_node): Call
4530 ipa_initialize_node_params instead of ipa_count_formal_params and
4531 ipa_create_param_decls_array.
4532 (ipcp_analyze_node): Likewise.
4533 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4534 descriptors. Renamed all users.
4535 (ipcp_initialize_node_lattices): Remove allocation.
4536 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4537 ipa_initialize_node_params instead of ipa_count_formal_params and
4538 ipa_create_param_decls_array.
4539 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4540 ipa_populate_param_decls, made static, added parameter info,
4541 renamed mt to node, removed allocation, changed to use
4543 (ipa_count_formal_params): Made static, added parameter info,
4545 (ipa_initialize_node_params): New function.
4546 (ipa_check_stmt_modifications): Changed to use descriptors.
4547 (ipa_detect_param_modifications): Removed allocation, changed to
4549 (ipa_note_param_call): Changed to use descriptors.
4550 (ipa_analyze_params_uses): Removed allocation.
4551 (ipa_free_node_params_substructures): Changed to use descriptors.
4552 (ipa_edge_duplication_hook): Use the unused attribute.
4553 (ipa_node_duplication_hook): Use the unused attribute, changed to
4554 use descriptors, changed to duplicate descriptors.
4556 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4557 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4558 indirect inlining. Made static.
4559 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4560 functions called only once.
4561 (cgraph_decide_recursive_inlining): Don't call
4562 ipa_propagate_indirect_call_infos, pass new_edges to
4563 cgraph_mark_inline_edge instead.
4564 (cgraph_decide_inlining_of_small_functions): Don't call
4565 ipa_propagate_indirect_call_infos, pass new_edges to
4566 cgraph_mark_inline_edge instead.
4567 (cgraph_decide_inlining): Don't call
4568 ipa_propagate_indirect_call_infos.
4569 * ipa-prop.c: Check that vectors are allocated.
4571 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4572 iff a new cgraph edges have been created.
4573 (cgraph_decide_inlining): New variable redo_always_inline.
4574 Flattening and always_inlining loop until callgraph stabilizes.
4575 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4576 true iff new cgraph edges have been created.
4577 (propagate_info_to_inlined_callees): Likewise.
4578 (ipa_propagate_indirect_call_infos): Likewise.
4580 2008-09-11 Richard Guenther <rguenther@suse.de>
4582 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4583 (set_prologue_iterations): Likewise.
4584 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4586 (vect_update_init_of_dr): Likewise.
4587 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4589 * fold-const.c (fold_unary): Do not generate calculations
4592 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4594 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4595 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4596 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4598 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4600 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4601 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4602 before finalizing the changes.
4603 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4605 (simplify_truth_ops_using_ranges): New.
4606 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4607 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4608 whether a simplification was made.
4609 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4610 use a switch statement and also call simplify_truth_ops_using_ranges.
4612 2008-09-11 Jan Hubicka <jh@suse.cz>
4614 * ggc-common.c (loc_array): Make static.
4615 * dce.c (rest_of_handle_ud_dce): Free worklist.
4617 2008-09-11 Jan Hubicka <jh@suse.cz>
4619 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4620 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4621 function so we are sure we do not dangle it forever.
4622 * function.c (outer_function_chain, find_function_data): Remove.
4623 (function_context_stack): New.
4624 (push_function_context, pop_function_context): Update.
4625 * function.h (struct function): Remove pointer outer.
4626 (outer_function_chain, find_function_data): Remove.
4627 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4629 2008-09-11 Jan Hubicka <jh@suse.cz>
4632 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4634 2008-09-11 Jan Hubicka <jh@suse.cz>
4636 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4638 2008-09-11 Jan Hubicka <jh@suse.cz>
4640 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4641 (free_var_map_entry): New function.
4642 (redirect_edge_var_map_destroy): Use it.
4644 2008-09-11 Jan Hubicka <jh@suse.cz>
4647 * tree-inline.c (add_lexical_block): Replace with ...
4648 (prepend_lexical_block): ... prepend at begginig.
4649 (remap_blocks): Use it and reverse later.
4650 (expand_call_inline): Use prepend_lexical_block.
4652 2008-09-11 Jan Hubicka <jh@suse.cz>
4654 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4656 2008-09-11 Jan Hubicka <jh@suse.cz>
4658 * function.c (free_after_compilation): Call insn_locators_free.
4659 * cfglayout.c (insn_locators_free): New function.
4660 * rtl.h (insn_locators_free): Declare.
4662 2008-09-11 Jan Hubicka <jh@suse.cz>
4664 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4666 (cond_move_process_if_block): Update call.
4668 2008-09-11 Jan Hubicka <jh@suse.cz>
4670 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4671 * vec.c: Include hashtab.h
4672 (vec_descriptor, ptr_hash_entry): New structures.
4673 (vec_desc_hash, vec_ptr_map): New static variables.
4674 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4675 register_overhead, free_overhead, vec_heap_free): New functions.
4676 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4677 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4678 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4681 2008-09-11 Ira Rosen <irar@il.ibm.com>
4683 PR tree-optimization/37474
4684 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4685 length of load permutation.
4687 2008-09-11 Andreas Schwab <schwab@suse.de>
4689 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4691 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4694 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4695 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4696 simplify_gen_subreg.
4698 2008-09-11 Ira Rosen <irar@il.ibm.com>
4700 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4703 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4706 * gimplify.c (gimplify_body): Call default_rtl_profile.
4709 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4710 instead of tok->val.node if not expanding to something else. Handle
4711 intervening CPP_PADDING tokens.
4712 (altivec_categorize_keyword): Remove unneeded comparisons.
4714 2008-09-10 Richard Guenther <rguenther@suse.de>
4716 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4718 2008-09-10 Richard Guenther <rguenther@suse.de>
4721 * tree-inline.c (insert_init_stmt): Make sure to not
4722 insert invalid gimple stores.
4724 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4726 PR tree-optimization/37388
4727 * toplev.c (process_options): Fail and warn when graphite
4728 flags are used, but the compiler has not been configured
4729 with graphite libraries.
4730 * graphite.c (graphite_transform_loops): Remove printfs
4731 to dump_file for the case when graphite is not available.
4733 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4736 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4737 the even element into register.
4738 (ix86_expand_vector_init_general): Don't use
4739 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4740 if we can't move from GPR to SSE register directly.
4742 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4744 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4745 not lose track of the number of NOPs needed. Number of NOPs needed
4746 for sync vs. loads workaround was switched; corrected. Run second
4747 pass for all workarounds. No NOPs needed after call insns. Change
4748 second pass to use find_next_insn_start and find_load helpers in order
4749 to properly detect parallel insns.
4750 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4752 2008-09-10 Jan Hubicka <jh@suse.cz>
4754 * value-prof.c (gimple_ic): Fix tuplification bug.
4755 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4758 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4760 PR tree-optimization/37353
4761 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4762 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4763 calls instead of cond_dead_built_in_calls.
4764 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4765 initalize the vector only before adding first entry. Use VEC_safe_push
4766 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4767 shrink_wrap_conditional_dead_built_in_calls call.
4769 2008-09-10 Ira Rosen <irar@il.ibm.com>
4771 PR tree-optimization/37385
4772 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4773 argument, and use it as a vector type if not NULL.
4774 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4776 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4777 additional argument.
4778 (vectorizable_load): Likewise.
4780 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4782 * config/i386/i386.md (SWI32): New mode iterator.
4783 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4786 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4788 PR rtl-optimization/37435
4789 * caller-save.c (insert_restore, insert_save): Check the mode by
4792 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4795 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4797 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4800 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4802 * doc/invoke.texi (ARM Options): Correct errors in discussion
4803 of -mfloat-abi, -mhard-float, and -msoft-float.
4805 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4806 Jan Hubicka <jh@suse.cz>
4809 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4810 calling gimple_regimplify_operands on it. Iterate over all newly
4811 added statements, not just the last one.
4812 (insert_init_stmt): Insert stmt into seq first, then call
4813 gimple_regimplify_operands on it. Don't create new gimplification
4814 context, nor find referenced vars.
4816 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4819 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4820 to pointer to vector pointer.
4821 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4822 propagate_info_to_inlined_callees): Likewise.
4823 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4824 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4825 ipa_check_create_edge_args.
4826 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4827 argument to pointer to vector pointer.
4828 (cgraph_decide_inlining_of_small_function): Adjust
4829 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4833 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4834 optimizing for size, not speed.
4836 PR rtl-optimization/37408
4837 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4838 if parm is promoted.
4840 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4842 PR tree-optimization/37375
4843 * tree-scalar-evolution.c (scev_info_str): Add field
4845 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4846 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4847 set_instantiated_value): Pass instantiated_below.
4848 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4850 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4851 the definitions are not instantiated.
4853 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4854 (block_before_loop): New.
4855 * tree-data-ref.c (dr_analyze_indices): Update uses of
4857 * graphite.c (block_before_scop): New.
4858 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4859 basic block, not a loop for determining the parameters.
4860 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4862 (idx_record_params, find_params_in_bb, find_scop_parameters,
4863 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4864 to instantiate_scev.
4866 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4868 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4872 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4874 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4875 Check zero freq and increase if necessary.
4877 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4879 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4880 regno is in the right range. Add comments.
4882 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4884 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4886 * mips-tfile.c (copy_object): Cast alloca result to int *.
4887 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4889 Rename class to sclass.
4890 (read_tfile): Cast read_seek return values to proper types.
4891 Cast xcalloc return value to proper type.
4893 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4895 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4896 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4897 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4899 2008-09-09 Jan Hubicka <jh@suse.cz>
4901 * profile.c (is_edge_inconsistent): Add debug output; ignore
4902 negative count on fake edges.
4903 (is_inconsistent): Add debug output.
4905 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4907 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4909 (choose_ready): When first insn is chosen from the ready list, also
4912 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4914 PR rtl-optimization/37360
4915 * haifa-sched.c (max_issue): Do not assert that we never issue more
4916 insns than issue_rate. Add comment.
4918 2008-09-09 Richard Guenther <rguenther@suse.de>
4920 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4921 (verify_types_in_gimple_call): Rename to ...
4922 (verify_gimple_call): ... this. Enhance.
4923 (verify_types_in_gimple_cond): Remove.
4924 (verify_gimple_comparison): New function ...
4925 (verify_types_in_gimple_assign): ... split out from here.
4926 (verify_types_in_gimple_return): Rename to ...
4927 (verify_gimple_return): ... this. Enhance.
4928 (verify_types_in_gimple_switch): Rename to ...
4929 (verify_gimple_switch): ... this. Enhance.
4930 (verify_gimple_goto): New function.
4931 (verify_types_in_gimple_phi): Rename to ...
4932 (verify_gimple_phi): ... this. Enhance.
4933 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4934 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4935 (verify_types_in_gimple_seq_2): Remove cases handled in
4936 verify_types_in_gimple_stmt.
4938 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4940 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4941 (push_multiple_operation, pop_multiple_operation): Set it.
4942 (workaround_rts_anomaly): New function.
4943 (workaround_speculation): New function, broken out of bfin_reorg.
4944 (bfin_reorg): Call the new functions.
4946 2008-09-09 Richard Guenther <rguenther@suse.de>
4950 * gimplify.c (gimplify_conversion): Change conversions of
4951 non-register type to VIEW_CONVERT_EXPRs.
4952 (gimplify_addr_expr): If we need to make the operand
4953 addressable make sure to use a properly initialized
4954 temporary for that so it gets a valid gimple store.
4956 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4958 * function.h (struct function): Add function_start_locus.
4959 * cfgexpand.c (gimple_expand_cfg): Use it.
4960 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4962 2008-09-09 Richard Guenther <rguenther@suse.de>
4964 PR tree-optimization/37433
4965 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4968 2008-09-09 Richard Guenther <rguenther@suse.de>
4970 PR tree-optimization/37387
4971 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4972 and bits to a common type.
4974 2008-09-09 Nick Clifton <nickc@redhat.com>
4976 * config/v850/v850.md (return): Restore frame size restriction.
4978 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4980 * c-common.c (c_expand_decl): Remove.
4981 * c-common.h (anon_aggr_type_p): Remove prototype.
4982 (DECL_ANON_UNION_ELEMS): Remove.
4983 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4984 * c-decl.c (anon_aggr_type_p): Remove.
4985 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4986 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4987 * langhooks.h (struct lang_hooks): Remove expand_decl.
4988 * langhooks.c (lhd_expand_decl): Remove.
4989 * stmt.c (expand_anon_union_decl): Remove.
4990 * tree.h (expand_anon_union_decl): Remove prototype.
4992 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4995 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4997 * config/avr/avr.md (QISI) : Define mode iterator.
4998 (negated_tst<mode>) : Redefine as split using mode macro.
4999 (reversed_tstqi): Define insn as reversed compare with zero.
5000 (reversed_tsthi): Ditto.
5001 (reversed_tstsi): Ditto.
5003 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5006 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5007 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5010 * predict.c (optimize_function_for_size_p): Don't segfault if
5012 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5013 tree_swap_operands_p): Don't test cfun != NULL before calling
5014 optimize_function_for_s*_p.
5016 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5018 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5021 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5023 * crx/crx.h (IRA_COVER_CLASSES): Define.
5025 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5028 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5029 even when a stmt has been gimple_modified_p, but after fold_stmt is
5030 not any longer. Remove unneeded may_have_exposed_new_symbols
5033 2008-09-08 Richard Guenther <rguenther@suse.de>
5035 PR tree-optimization/37421
5036 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5039 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5042 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5044 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5047 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5048 * pa-hpux10.h (LINK_SPEC): Likewise.
5049 * pa-hpux11.h (LINK_SPEC): Likewise.
5051 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5053 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5054 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5056 2008-09-07 Helge Deller <deller@gmx.de>
5058 * pa/linux-atomic.c: New file.
5059 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5060 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5062 2008-09-07 Richard Guenther <rguenther@suse.de>
5063 Ira Rosen <irar@il.ibm.com>
5065 PR tree-optimization/36630
5066 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5067 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5069 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5070 Ira Rosen <irar@il.ibm.com>
5072 PR tree-optimization/35642
5073 * config/rs6000/altivec.md (mulv8hi3): Implement.
5075 2008-09-06 Jeff Law <law@redhat.com>
5077 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5079 2008-09-06 Jan Hubicka <jh@suse.cz>
5081 PR tree-optimization/14703
5082 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5084 * passes.c (init_optimization_passes): Recompute inline parameters.
5086 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5088 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5091 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5092 Peter Fuerst <post@pfrst.de>
5094 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5095 * doc/extend.texi: Document __builtin_mips_cache.
5096 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5097 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5098 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5099 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5100 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5101 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5102 (set_push_mips_isas): New variable.
5103 (mips_r10k_cache_barrier): New variable.
5104 (cache): New availability predicate.
5105 (mips_builtins): Add an entry for __builtin_mips_cache.
5106 (mips_build_cvpointer_type): New function.
5107 (MIPS_ATYPE_CVPOINTER): New macro.
5108 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5110 (r10k_simplified_address_p, r10k_simplify_address)
5111 (r10k_uncached_address_p, r10k_safe_address_p)
5112 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5113 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5114 (r10k_insert_cache_barriers): New functions.
5115 (mips_reorg_process_insns): Delete cache barriers after a
5116 branch-likely instruction.
5117 (mips_reorg): Call r10k_insert_cache_barriers.
5118 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5119 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5120 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5121 (mips_cache, r10k_cache_barrier): New define_insns.
5123 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5125 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5126 * ira-color.c (setup_allocno_left_conflicts_num): Use
5127 hard_reg_set_equal_p instead of a comparison with
5128 ira_zero_hard_reg_set.
5129 * ira.c (setup_reg_subclasses): Likewise.
5130 (setup_cover_and_important_classes): Likewise.
5131 (setup_class_translate): Likewise.
5132 (setup_reg_class_intersect_union): Likewise.
5133 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5134 (ira_init_once): Don't initialize them.
5136 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5138 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5140 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5142 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5144 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5146 Improved branch hints, safe hints, and scheduling.
5148 * haifa-sched.c (sched_emit_insn) : Define.
5149 * sched-int.h (sched_emit_insn) : Add prototype.
5150 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5151 -mhint-max-distance -msafe-hints) : Document.
5152 * config/spu/spu.c (spu_flag_var_tracking): New.
5153 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5154 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5155 TARGET_ASM_FILE_START): Define.
5156 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5157 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5158 (spu_emit_branch_hint): Add blocks argument.
5159 (insert_branch_hints, insert_nops): Remove.
5160 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5161 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5162 spu_sched_reorder, asm_file_start): New functions.
5163 (clock_var, spu_sched_length, pipe0_clock,
5164 pipe1_clock, prev_clock_var, prev_priority,
5165 spu_ls_first, prev_ls_clock): New static variables.
5166 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5167 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5168 (nopn_nv): Add a non-volatile version of nop.
5169 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5170 -mhint-max-distance, -msafe-hints): New options.
5172 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5173 Samuel Tardieu <sam@rfc1149.net>
5175 * opts.c (decode_options): Combine nested if statements.
5178 * opts.c (decode_options): Handle more relationships among
5179 unit-at-a-time, toplevel-reorder, and section-anchors.
5181 2008-09-05 David Daney <ddaney@avtrex.com>
5183 * doc/install.texi (--enable-reduced-reflection): Document new option.
5185 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5187 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5189 (constantpool_operand): New.
5190 (move_operand): Disallow sub-word modes for the constant pool.
5191 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5192 (xtensa_secondary_reload_class): Replace with....
5193 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5194 Set icode for sub-word reloads from the constant pool.
5195 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5196 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5197 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5198 * config/xtensa/xtensa-protos.h: Update prototypes.
5200 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5202 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5203 (REG_CLASS_NAMES): Update.
5204 (REG_CLASS_CONTENTS): Update.
5205 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5206 of ALL_REGS for regs 77 and 78.
5207 * function.c (instantiate_virtual_regs_in_insn): Assert that
5208 return value of simplify_gen_subreg is not NULL.
5210 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5212 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5213 (gen_rtvec_v): Fix coding standards.
5215 2008-09-04 Jan Hubicka <jh@suse.cz>
5217 * i386.c (decide_alg): Be more conservative about optimizing for size.
5219 2008-09-04 Ian Lance Taylor <iant@google.com>
5221 * varasm.c (narrowing_initializer_constant_valid_p): New
5223 (initializer_constant_valid_p): Call it.
5225 2008-09-04 Jeff Law <law@redhat.com>
5227 * fold-const.c (native_encode_real): Fix computation of WORDS.
5228 (native_interpret_real): Likewise.
5230 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5232 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5234 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5236 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5237 that the cost is already taken into account in ira-costs.c
5239 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5241 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5242 ira_debug_copies): New.
5243 (ira_bulid): Call print_copies.
5245 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5247 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5250 * config/rs6000/rs6000.c (optimization_options): Remove check of
5251 flag_toplevel_order.
5253 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5255 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5256 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5257 second operand is a reg_imm10_operand.
5258 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5259 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5260 (*seq_<GPR:mode><GPR2:mode>): Rename to
5261 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5263 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5264 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5266 (*sne_<GPR:mode><GPR2:mode>): Rename to
5267 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5270 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5272 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5273 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5274 combining an arithmetic right shift by more than 31 and a
5275 trunction. Don't match for out-of-range shift amounts. Set
5276 attribute mode to <MODE>.
5277 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5278 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5279 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5280 shifts by less than 32.
5281 (extv): Change predicate on first operand to accept registers.
5282 Change predicate of the other operands from immediate_operand to
5283 const_int_operand. Expand exts when source is a register.
5284 (extzv): Change predicate of the constant operands from
5285 immediate_operand to const_int_operand.
5286 (extzv<mode>): Change predicate of the constant operands from
5287 immediate_operand to const_int_operand and no constraint. Also
5289 (*extzv_trunc<mode>_exts): New pattern.
5291 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5293 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5294 * config/mips/mips-protos.h (mask_low_and_shift_p,
5295 mask_low_and_shift_len): Declare.
5296 * config/mips/mips.c (mask_low_and_shift_p,
5297 mask_low_and_shift_len): New functions.
5298 (mips_print_operand): Handle new operand prefix "m".
5299 * config/mips/mips.md (*cins<mode>): New pattern.
5301 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5303 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5304 optimizing for size.
5306 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5308 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5309 regardless of epilogue_completed.
5311 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5314 * ira-lives.c (process_bb_node_lives): Check setjmp.
5316 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5319 * ira-build.c (form_loop_tree): Reverse BB walk.
5320 (create_bb_allocnos): Likewise.
5321 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5322 (mark_reg_store): Rename to...
5323 (mark_ref_live): ...this and take a df_ref argument instead of
5324 note_stores arguments. Assert that we have a register.
5325 (mark_reg_clobber): Delete.
5326 (def_conflicts_with_inputs_p): New function.
5327 (mark_reg_conflicts): Delete.
5328 (mark_reg_death): Rename to...
5329 (mark_ref_dead): ...this and take a df_ref argument instead of
5330 a register. Assert that we have a register.
5331 (process_bb_node_lives): Hoist frequency calculation out of
5332 instruction walk. Convert from a forwards scan to a backwards scan.
5333 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5334 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5335 (create_allocno_live_ranges): Don't create regs_set.
5337 2008-09-04 Ian Lance Taylor <iant@google.com>
5339 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5340 or REG_LABEL_TARGET.
5341 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5342 comparing MODE with MEM.
5343 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5344 comparing with GF_PREDICT_TAKEN.
5345 (gimple_get_lhs): Change code to enum gimple_code.
5346 (gimple_set_lhs): Likewise.
5347 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5348 * omp-low.c (find_omp_clause): Change kind parameter to enum
5350 * tree-flow.h (find_omp_clause): Update declaration.
5351 * regrename.c (clear_dead_regs): Change kind parameter to enum
5353 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5355 * see.c (see_get_extension_data): Change return type to enum
5356 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5357 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5358 (see_gen_normalized_extension): Change extension_code parameter to
5360 (see_seek_pre_extension_expr): Change extension_code to enum
5362 (see_merge_one_def_extension): Likewise.
5363 (see_handle_relevant_defs): Likewise.
5364 (see_handle_relevant_uses): Likewise.
5365 (see_analyze_one_def): Likewise.
5366 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5367 GIMPLE_ASM rather than ASM_EXPR.
5368 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5369 GIMPLE_RETURN rather than RETURN_EXPR.
5370 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5371 (evaluate_stmt): Likewise.
5372 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5373 to enum vect_relevant.
5374 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5375 compare gimple codes with tree codes.
5377 2008-09-04 Paul Brook <paul@codesourcery.com>
5379 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5381 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5383 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5384 pointer check lost in the recent no-unit-at-a-time patch.
5386 2008-09-04 Jan Hubicka <jh@suse.cz>
5389 * tree-switch-conversion.c (check_final_bb): Accept only IP
5392 2008-09-04 Jan Hubicka <jh@suse.cz>
5394 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5396 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5397 using_ranges argument.
5398 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5399 (vrp_visit_cond_stmt): Update call of
5400 vrp_evaluate_conditional_warnv_with_ops
5402 2008-09-04 Jan Hubicka <jh@suse.cz>
5404 PR tree-optimization/37345
5405 PR tree-optimization/37358
5406 PR tree-optimization/37357
5407 * tree.c (build_function_type_skip_args): Build distinct type copy;
5409 (build_function_decl_skip_args): Set type of new decl not orig decl;
5410 clear DECL_VINDEX for methods turned into functions.
5412 2008-09-04 Nick Clifton <nickc@redhat.com>
5414 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5415 * configure: Regenerate.
5416 * config.in: Regenerate.
5417 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5418 alignment field, if it is supported.
5420 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5422 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5425 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5427 * config/rs6000/rs6000.c (processor_target_table): Do not
5428 enable VMX for POWER6.
5430 2008-09-03 Anton Blanchard <anton@samba.org>
5432 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5433 emit memory barrier before operation.
5435 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5438 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5439 default_elf_asm_output_external.
5441 2008-09-03 Jeff Law <law@redhat.com>
5443 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5445 2008-09-03 Richard Henderson <rth@redhat.com>
5447 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5448 memory barrier to below the test-and-set.
5449 (alpha_split_lock_test_and_set_12): Likewise.
5451 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5455 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5458 * ira-color.c (print_loop_title): Use all_allocnos.
5459 (color_pass): Ditto. Don't add border_allocnos. Check that
5460 subloop allocno in the correspdoning bitmap all_allocnos.
5462 * ira-emit.c (change_loop): Use all_allocnos.
5464 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5465 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5466 (create_cap_allocno): Remove setting mentioned_allocnos.
5467 (create_insn_allocnos): Ditto.
5468 (remove_unnecessary_allocnos): Use all_allocnos.
5469 (check_allocno_creation): Check that allocnos are in the
5470 corresponding bitmap all_allocnos.
5472 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5476 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5477 (process_regs_for_copy): Process subregs. Refine check when cost
5478 is taken into account in ira-costs.c.
5479 (process_reg_shuffles): Use REG_SUBREG_P.
5480 (add_insn_allocno_copies): Ditto. Ignore modes.
5482 * ira-color.c (conflict_allocno_vec): New.
5483 (COST_HOP_DIVISOR): New macro.
5484 (update_copy_costs_1): Use it.
5485 (update_conflict_hard_regno_costs): New function.
5486 (assign_hard_reg): Use it.
5487 (ira_color): Allocate and free conflict_allocno_vec.
5489 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5493 * ira-int.h (ira_sort_insn_chain): Remove.
5495 * ira.c (basic_block_order_nums, chain_insn_order,
5496 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5497 (ira): Don't call ira_sort_insn_chain.
5499 * reload1.c (reload): Don't call ira_sort_insn_chain.
5501 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5504 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5505 which become non throw.
5506 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5507 update_call_expr after updating the flags on the decl.
5509 2008-09-03 Jan Hubicka <jh@suse.cz>
5511 PR tree-optimization/37315
5512 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5513 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5514 (cgraph_analyze_functions): Use node->analyzed
5515 (cgraph_mark_functions_to_output): Likewise.
5516 (cgraph_expand_function): All functions can be released after
5518 (cgraph_optimize): Use gimple_has_body_p.
5519 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5520 (cgraph_decide_inlining_incrementally): Likewise.
5521 (inline_transform): Inline transform.
5522 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5524 (inlinable_function_p): Drop gimple_body check.
5525 (expand_call_inline): Use gimple_has_body_p.
5526 * gimple.c (gimple_has_body_p): New.
5527 * gimple.h (gimple_has_body_p): Add prototype.
5528 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5529 (dump_function_to_file): Use gimple_has_body_p check.
5531 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5534 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5536 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5538 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5540 From Michael Frysinger <michael.frysinger@analog.com>
5541 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5542 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5545 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5548 * doc/extend.texi: Document picoChip builtin functions.
5549 * doc/invoke.texi: Document picoChip options.
5550 * doc/contrib.texi: Add picoChip contribution.
5551 * doc/md.texi: Document picoChip constraints.
5552 * config.gcc: Add picochip-*-*.
5553 * config/picochip/: Add new port.
5555 2008-09-03 Richard Guenther <rguenther@suse.de>
5557 PR tree-optimization/37328
5558 * tree-sra.c (sra_build_assignment): Gimplify properly.
5559 (generate_copy_inout): Take the correct stmt as definition,
5560 remove bogus assert.
5562 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5564 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5567 From Michael Frysinger <michael.frysinger@analog.com>
5568 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5570 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5572 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5573 (__gthread_setspecific): Revert 2008-08-31 change to
5574 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5576 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5578 * diagnostic.c (error_at): New.
5579 * toplev.h (error_at): New prototype.
5580 * c-typeck.c (build_array_ref): Call error_at instead of error.
5581 Pass location to pedwarn.
5583 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5585 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5587 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5589 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5590 VAR_DECL and CONST_DECL.
5592 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5593 Jakub Jelinek <jakub@redhat.com>
5595 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5596 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5597 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5598 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5599 Don't set ix86_save_varrargs_registers.
5600 (ix86_setup_incoming_varargs): Assume cum != NULL.
5601 (ix86_va_start): Check ix86_varargs_gpr_size and
5602 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5603 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5604 from frame pointer if ix86_varargs_gpr_size == 0.
5605 (ix86_compute_frame_layout): Updated.
5606 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5607 (ix86_varargs_gpr_size): Define.
5608 (ix86_varargs_fpr_size): Likewise.
5609 (machine_function): Remove save_varrargs_registers.
5610 Add varargs_gpr_size and varargs_fpr_size.
5612 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5614 * config/alpha/alpha.c (va_list_skip_additions,
5615 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5616 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5619 PR tree-optimization/36766
5620 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5621 for already removed basic blocks.
5624 * real.c (real_maxval): Clear a lower bit to make real_maxval
5625 match get_max_float for IBM long double format.
5627 2008-09-02 Andreas Schwab <schwab@suse.de>
5629 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5630 * configure: Regenerate.
5632 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5634 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5635 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5636 checking for a non-VOID CONSTANT_P.
5638 2008-09-02 Jan Hubicka <jh@suse.cz>
5640 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5641 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5644 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5646 * expr.c (emit_group_store): Don't assert stack temp mode size.
5648 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5649 Tobias Grosser <grosser@fim.uni-passau.de>
5650 Jan Sjodin <jan.sjodin@amd.com>
5651 Harsha Jagasia <harsha.jagasia@amd.com>
5652 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5653 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5654 Adrien Eliche <aeliche@isty.uvsq.fr>
5656 Merge from graphite branch.
5659 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5660 * doc/invoke.texi (-floop-block, -floop-interchange,
5661 -floop-strip-mine): Document new flags.
5662 * tree-into-ssa.c (gimple_vec): Moved...
5663 * tree-loop-distribution.c (rdg_component): Moved...
5664 * cfgloopmanip.c: Include tree-flow.h.
5665 (update_dominators_in_loop): New.
5666 (create_empty_if_region_on_edge): New.
5667 (create_empty_loop_on_edge): New.
5668 (loopify): Use update_dominators_in_loop.
5669 * tree-pass.h (pass_graphite_transforms): Declared.
5670 * configure: Regenerate.
5671 * tree-phinodes.c (make_phi_node): Export.
5672 (add_phi_node_to_bb): New, split from create_phi_node.
5673 * tree-chrec.c (for_each_scev_op): New.
5674 * tree-chrec.h (for_each_scev_op): Declared.
5675 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5676 (remove_statement): Call get_phi_with_result.
5677 * config.in (HAVE_cloog): Undef.
5678 * gdbinit.in (pgg): New.
5679 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5680 * tree-ssa-loop.c (graphite_transforms): New.
5681 (gate_graphite_transforms): New.
5682 (pass_graphite_transforms): New.
5683 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5684 HAVE_cloog): Defined.
5685 * tree-vectorizer.c (rename_variables_in_bb): Export.
5686 * tree-data-ref.c (dr_may_alias_p): Export.
5687 (stmt_simple_memref_p): New.
5688 (find_data_references_in_stmt): Export.
5689 (find_data_references_in_loop): Export.
5690 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5691 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5692 (create_rdg_vertices): Export.
5693 (build_empty_rdg): New.
5694 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5695 * tree-data-ref.h (rdg_component): ... here.
5697 (struct data_reference): Add a field scop.
5699 (find_data_references_in_loop): Declared.
5700 (find_data_references_in_stmt): Declared.
5701 (create_rdg_vertices): Declared.
5702 (dr_may_alias_p): Declared.
5703 (stmt_simple_memref_p): Declared.
5704 (struct rdg_edge): Add a field ddr_p relation.
5705 (build_empty_rdg): Declared.
5706 * lambda.h (lambda_matrix): Declare a VEC of.
5707 (find_induction_var_from_exit_cond): Declared.
5708 (lambda_vector_compare): New.
5709 * common.opt (fgraphite, floop-strip-mine,
5710 floop-interchange, floop-block): New flags.
5711 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5712 * cfgloop.c (is_loop_exit): New.
5713 * cfgloop.h (is_loop_exit): Declared.
5714 (create_empty_if_region_on_edge): Declared.
5715 (create_empty_loop_on_edge): Declared.
5716 * tree-flow.h (add_phi_node_to_bb): Declared.
5717 (make_phi_node): Declared.
5718 (rename_variables_in_bb): Declared.
5719 (perfect_loop_nest_depth): Declared.
5720 (graphite_transform_loops): Declared.
5721 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5722 (graphite.o-warn): Add -Wno-error.
5723 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5724 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5725 (INCLUDES): Add PPLINC, CLOOGINC.
5726 (OBJS-common): Add graphite.o.
5727 (graphite.o): Add rule.
5728 * gimple.h (gimple_vec): ... here.
5729 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5730 * passes.c (init_optimization_passes): Schedule
5731 pass_graphite_transforms.
5733 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5736 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5737 and -fno-toplevel-reorder after handle_options.
5739 2008-09-02 Paul Brook <paul@codesourcery.com>
5741 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5742 (arm_override_options): Set arm_tune_cortex_a9.
5743 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5744 (arm_issue_rate): Handle cortexa9.
5745 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5746 * config/arm/arm-cores.def: Add cortex-a9.
5747 * config/arm/arm-tune.md: Regenerate.
5748 * config/arm/arm.md: Include cortex-a9.md.
5749 (generic_sched, generic_vfp): Add cortexa9.
5750 * config/arm/cortex-a9.md: New file.
5752 2008-09-02 Richard Guenther <rguenther@suse.de>
5754 PR tree-optimization/37327
5755 * tree-vrp.c (register_new_assert_for): Make sure to not have
5756 TREE_OVERFLOW set on the bound.
5758 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5760 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5762 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5763 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5766 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5768 * gcc/config/spu/spu.md (divdf3): Removed.
5770 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5772 PR tree-optimization/37095
5773 * cgraph.c (cgraph_node): When creating new cgraph node after
5774 assembler_name_hash has been populated, record it in the hash
5777 2008-09-01 Paul Brook <paul@codesourcery.com>
5779 * doc/invoke.texi: Document -mword-relocations.
5780 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5781 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5782 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5783 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5784 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5785 (arm_emit_movpair): New function.
5786 (arm_print_operand <c>): Handle sybolic addresses.
5787 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5788 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5789 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5790 * config/arm/arm.opt: Add -mword-relocations.
5791 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5792 (arm_movt, arm_movw): New.
5794 2008-09-01 Paul Brook <paul@codesourcery.com>
5796 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5797 Allow Interworking on ARMv4 EABI based targets.
5798 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5799 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5801 2008-09-01 Paul Brook <paul@codesourcery.com>
5803 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5804 optimized LT0 test. Remove optimization for GT.
5806 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5808 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5809 openmp applications.
5810 * pa-hpux11.h (LIB_SPEC): Likewise.
5812 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5815 2008-09-01 Jan Hubicka <jh@suse.cz>
5817 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5818 present, use only counts; when guessed use only frequencies.
5819 (estimate_bb_frequencies): Use function_frequency.
5820 * profile.c (compute_branch_probabilities): Exit early when
5821 profile reading failed. Set profile_status.
5822 (branch_prob): Do not set profile_status.
5824 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5826 * tree.c (protected_set_expr_location): New.
5827 * tree.h (protected_set_expr_location): New prototype.
5828 * c-tree.h (build_array_ref): Add argument.
5829 (parser_build_unary_op): Same.
5830 * c-typeck.c (build_indirect_ref): Handle new location argument.
5831 (build_array_ref): Same.
5832 (parser_build_unary_op): Same.
5833 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5835 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5837 * c-common.c (finish_label_address_expr): Handle new location argument.
5838 * c-common.h (build_indirect_ref): Add argument.
5839 (finish_label_address_expr): Same.
5840 * c-parser.c (c_parser_unary_expression): Pass location to build
5842 (c_parser_postfix_expression): Same.
5844 2008-09-01 Paul Brook <paul@codesourcery.com>
5846 * config/arm/arm.md: Include cortex-r4f.md.
5847 (attr fpu): Update type list.
5848 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5849 fconstd, fcmps and fcmpd.
5850 (attr tune_cortexr4): Define.
5851 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5852 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5853 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5854 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5855 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5856 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5857 cortex_a8_vfp_farith: Ditto.
5858 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5859 * config/arm/cortex-r4.md: Use tune_cortexr4.
5860 * config/arm/cortex-r4f.md: New file.
5862 2008-09-01 Richard Guenther <rguenther@suse.de>
5864 PR tree-optimization/37305
5865 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5866 the result of constant conversions.
5867 (fold_gimple_assign): Likewise.
5869 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5871 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5872 #ifdef ENABLE_CHECKING.
5874 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5876 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5877 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5878 when !INSN_SCHEDULING.
5880 2008-09-01 Andreas Schwab <schwab@suse.de>
5882 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5884 2008-09-01 Paul Brook <paul@codesourcery.com>
5886 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5888 2008-09-01 Jan Hubicka <jh@suse.cz>
5890 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5892 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5894 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5895 * gimplify.c (gimplify_init_constructor): Add speed operand.
5896 * tree-sra.c (decide_block_copy): Likewise.
5897 * tree-inline.c (estimate_move_cost): Likewise.
5898 * config/alpha/alpha.h (MOVE_RATIO): Update.
5899 * config/frv/frv.c (MOVE_RATIO): Update.
5900 * config/spu/spu.h (MOVE_RATIO): Update.
5901 * config/sparc/sparc.h (MOVE_RATIO): Update.
5902 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5903 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5904 * config/cris/cris.h (MOVE_RATIO): Update.
5905 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5906 * config/arm/arm.h (MOVE_RATIO): Update.
5907 * config/pa/pa.md: Update uses of MOVE_RATIO
5908 * config/pa/pa.h (MOVE_RATIO): Update.
5909 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5910 CLEAR_RATIO, SET_RATIO): Update.
5911 * config/h8300/h8300.h (MOVE_RATIO): Update.
5912 * config/v850/v850.h (MOVE_RATIO): Update.
5913 * config/bfin/bfin.h (MOVE_RATIO): Update.
5915 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5916 Dmitry Melnik <dm@ispras.ru>
5917 Dmitry Zhurikhin <zhur@ispras.ru>
5918 Alexander Monakov <amonakov@ispras.ru>
5919 Maxim Kuvyrkov <maxim@codesourcery.com>
5921 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5922 sel-sched-dump.c, sel-sched-ir.c: New files.
5923 * Makefile.in (OBJS-common): Add selective scheduling object files.
5924 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5925 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5926 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5927 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5928 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5929 (make_forwarder_block): Update loop latch if we have redirected
5930 the loop latch edge.
5931 * cfgloop.c (get_loop_body_in_custom_order): New function.
5932 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5933 (CP_FALLTHRU_PREHEADERS): Likewise.
5934 (get_loop_body_in_custom_order): Declare.
5935 * cfgloopmanip.c (has_preds_from_loop): New.
5936 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5937 Assert that the preheader edge will be fall thru when it is set.
5938 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5939 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5940 fsel-sched-substitution, fselective-scheduling): New flags.
5941 * cse.c (hash_rtx_cb): New.
5943 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5944 sel_sched_insn_cnt): New counters.
5945 * final.c (compute_alignments): Export. Free dominance
5946 info after loop_optimizer_finalize.
5947 * genattr.c (main): Output maximal_insn_latency prototype.
5948 * genautomata.c (output_default_latencies): New.
5949 Factor its code from ...
5950 (output_internal_insn_latency_func): ... here.
5951 (output_internal_maximal_insn_latency_func): New.
5952 (output_maximal_insn_latency_func): New.
5953 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5954 (struct hard_reg_set_iterator): New.
5955 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5956 hard_reg_set_iter_next): New functions.
5957 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5958 * lists.c (remove_free_INSN_LIST_node,
5959 remove_free_EXPR_LIST_node): New functions.
5960 * loop-init.c (loop_optimizer_init): When
5961 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5962 calling create_preheaders.
5963 (loop_optimizer_finalize): Do not verify flow info after reload.
5964 * recog.c (validate_replace_rtx_1): New parameter simplify.
5965 Default it to true. Update all uses. Factor out simplifying
5967 (simplify_while_replacing): ... this new function.
5968 (validate_replace_rtx_part,
5969 validate_replace_rtx_part_nosimplify): New.
5970 * recog.h (validate_replace_rtx_part,
5971 validate_replace_rtx_part_nosimplify): Declare.
5972 * rtl.c (rtx_equal_p_cb): New.
5973 (rtx_equal_p): Use it.
5974 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5975 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5976 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5977 * vecprim.h: Add a vector type for unsigned int.
5978 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5979 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5980 ready_try, cycle_issued_insns, spec_info): Make global.
5981 (readyp): Initialize.
5982 (dfa_lookahead): New global variable.
5983 (old_max_uid, old_last_basic_block): Remove.
5984 (h_i_d): Make it a vector.
5985 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5987 (after_recovery, adding_bb_to_current_region_p):
5988 New variables to handle correct insertion of the recovery code.
5989 (struct ready_list): Move declaration to sched-int.h.
5990 (rgn_n_insns): Removed.
5991 (rtx_vec_t): Move to sched-int.h.
5992 (find_insn_reg_weight): Remove.
5993 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5994 (haifa_init_h_i_d, haifa_finish_h_i_d):
5995 New functions to initialize / finalize haifa instruction data.
5996 (extend_h_i_d, init_h_i_d): Rewrite.
5997 (unlink_other_notes): Move logic to add_to_note_list. Handle
5998 selective scheduler.
5999 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6000 find_fallthru_edge): Make global, remove static prototypes.
6001 (max_issue): Make global. Add privileged_n and state parameters. Use
6003 (extend_global, extend_all): Removed.
6004 (init_before_recovery): Add new param. Fix the handling of the case
6005 when we insert a recovery code before the EXIT which has a predecessor
6006 with a fallthrough edge to it.
6007 (create_recovery_block): Make global. Rename to
6008 sched_create_recovery_block. Update.
6009 (change_pattern): Rename to sched_change_pattern. Make global.
6010 (speculate_insn): Rename to sched_speculate_insn. Make global.
6011 Split haifa-specific functionality into ...
6012 (haifa_change_pattern): New static function.
6013 (sched_extend_bb): New static function.
6014 (sched_init_bbs): New function.
6015 (current_sched_info): Change type to struct haifa_sched_info.
6016 (insn_cost): Adjust for selective scheduling.
6017 (dep_cost_1): New function. Move logic from ...
6018 (dep_cost): ... here.
6019 (dep_cost): Use dep_cost_1.
6020 (contributes_to_priority_p): Use sched_deps_info instead of
6022 (priority): Adjust to work with selective scheduling. Process the
6023 corner case when all dependencies don't contribute to priority.
6024 (rank_for_schedule): Use ds_weak instead of dep_weak.
6025 (advance_state): New function. Move logic from ...
6026 (advance_one_cycle): ... here.
6027 (add_to_note_list, concat_note_lists): New functions.
6028 (rm_other_notes): Make static. Adjust for selective scheduling.
6029 (remove_notes, restore_other_notes): New functions.
6030 (move_insn): Add two arguments. Update assert. Don't call
6032 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6033 Remove more_issue, max_points. Move the code to initialize
6034 max_lookahead_tries to max_issue.
6035 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6036 ready. Adjust use of move_insn. Call restore_other_notes.
6038 (sched_init, sched_finish): Move Haifa-specific initialization/
6040 (haifa_sched_init, haifa_sched_finish): ... respectively.
6042 (setup_sched_dump): New function.
6043 (haifa_init_only_bb): New static function.
6044 (haifa_speculate_insn): New static function.
6045 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6046 (extend_ready, extend_all): Remove.
6047 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6048 (create_check_block_twin, add_to_speculative_block): Use
6049 haifa_insns_init instead of extend_global. Update to use new
6050 initialization functions. Change parameter. Factor out code from
6051 create_check_block_twin to ...
6052 (sched_create_recovery_edges) ... this new function.
6053 (add_block): Remove.
6054 (sched_scan_info): New.
6055 (extend_bb): Use sched_scan_info.
6056 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6057 static functions for walking through scheduling region.
6058 (sched_luids): New vector variable to replace uid_to_luid.
6059 (luids_extend_insn): New function.
6060 (sched_max_luid): New variable.
6061 (luids_init_insn): New function.
6062 (sched_init_luids, sched_finish_luids): New functions.
6063 (insn_luid): New debug function.
6064 (sched_extend_target): New function.
6065 (haifa_init_insn): New static function.
6066 (sched_init_only_bb): New hook.
6067 (sched_split_block): New hook.
6068 (sched_split_block_1): New function.
6069 (sched_create_empty_bb): New hook.
6070 (sched_create_empty_bb_1): New function.
6071 (common_sched_info, ready): New global variables.
6072 (current_sched_info_var): Remove.
6073 (move_block_after_check): Use common_sched_info.
6074 (haifa_luid_for_non_insn): New static function.
6075 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6076 (increase_insn_priority): New.
6077 * modulo-sched.c: (issue_rate): Remove static declaration.
6078 (sms_sched_info): Change type to haifa_sched_info.
6079 (sms_sched_deps_info, sms_common_sched_info): New variables.
6080 (setup_sched_infos): New.
6081 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6082 Do not call regstat_free_calls_crossed.
6083 (sms_print_insn): Use const_rtx.
6084 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6085 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6086 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6087 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6088 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6089 current_sched_info to use it.
6090 (enum reg_pending_barrier_mode): Move to sched-int.h.
6091 (h_d_i_d): New variable. Initialize to NULL.
6092 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6094 (estimate_dep_weak): Remove static declaration.
6095 (sched_has_condition_p): New function. Adjust users of
6096 sched_get_condition to use it instead.
6097 (conditions_mutex_p): Add arguments indicating which conditions are
6099 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6100 argument to indicate whether returned condition is reversed. Do not
6101 generate new rtx when condition should be reversed; indicate it by
6102 setting new argument instead.
6103 (add_dependence_list_and_free): Add deps parameter.
6104 Update all users. Do not free dependence list when
6105 deps context is readonly.
6106 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6108 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6109 (remove_from_deps): New. Use the above functions.
6110 (cur_insn, can_start_lhs_rhs_p): New static variables.
6111 (add_or_update_back_dep_1): Initialize present_dep_type.
6112 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6113 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6114 haifa_note_dep): New functions implementing dependence hooks for
6115 the Haifa scheduler.
6116 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6117 note_dep): New functions.
6118 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6120 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6121 (free_deps): Initialize deps->reg_last.
6122 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6123 sched_analyze_insn): Update to use dependency hooks infrastructure
6124 and readonly contexts.
6125 (deps_analyze_insn): New function. Move part of logic from ...
6126 (sched_analyze): ... here. Also move some logic to ...
6127 (deps_start_bb): ... here. New function.
6128 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6130 (sched_deps_init): New function. Move code from ...
6131 (init_dependency_caches): ... here. Remove.
6132 (init_deps_data_vector): New.
6133 (sched_deps_finish): New function. Move code from ...
6134 (free_dependency_caches): ... here. Remove.
6135 (init_deps_global, finish_deps_global): Adjust for use with
6136 selective scheduling.
6137 (get_dep_weak): Move logic to ...
6138 (get_dep_weak_1): New function.
6139 (ds_merge): Move logic to ...
6140 (ds_merge_1): New static function.
6141 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6142 (ds_get_max_dep_weak): New function.
6143 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6144 (n_insns): Rename to rgn_n_insns.
6145 (debug_ebb_dependencies): New function.
6146 (init_ready_list): Use it.
6147 (begin_schedule_ready): Use sched_init_only_bb.
6148 (ebb_print_insn): Indicate when an insn starts a new cycle.
6149 (contributes_to_priority, compute_jump_reg_dependencies,
6150 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6151 (add_block1): Remove to ebb_add_block.
6152 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6153 (schedule_ebb): Initialize them. Use remove_notes instead of
6154 rm_other_notes. Use haifa_local_init/finish.
6155 (schedule_ebbs): Use haifa_sched_init/finish.
6156 * sched-int.h: Include vecprim.h, remove rtl.h.
6157 (struct ready_list): Delete declaration.
6158 (sched_verbose_param, enum sched_pass_id_t,
6159 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6160 (struct sched_scan_info_def): New structure.
6161 (sched_scan_info, sched_scan, sched_init_bbs,
6162 sched_init_luids, sched_finish_luids, sched_extend_target,
6163 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6164 (struct common_sched_info_def): New.
6165 (common_sched_info, haifa_common_sched_info,
6166 sched_emulate_haifa_p): Declare.
6168 (sched_luids): Declare.
6169 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6170 (sched_max_luid, insn_luid): Declare.
6171 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6172 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6173 print_insn, print_pattern, print_value, haifa_classify_insn,
6174 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6175 setup_sched_dump, sched_init, sched_finish,
6176 sel_insn_is_speculation_check): Export.
6177 (struct ready_list): Move from haifa-sched.c.
6178 (ready_try, ready, max_issue): Export.
6179 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6180 sched_init_only_bb, sched_split_block, sched_split_block_1,
6181 sched_create_empty_bb, sched_create_empty_bb_1,
6182 sched_create_recovery_block, sched_create_recovery_edges): Export.
6183 (enum reg_pending_barrier_mode): Export.
6184 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6186 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6187 print_insn field. Move add_block and fix_recovery_cfg to
6188 common_sched_info_def. Move compute_jump_reg_dependencies,
6190 (struct sched_deps_info_def): ... this new structure.
6191 (sched_deps_info): Declare.
6192 (struct spec_info_def): Remove weakness_cutoff, add
6193 data_weakness_cutoff and control_weakness_cutoff.
6194 (spec_info): Declare.
6195 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6197 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6198 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6199 (current_sched_info): Change type to struct haifa_sched_info.
6200 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6201 (h_d_i_d): New variable.
6202 (HDID): New accessor macro.
6203 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6204 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6206 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6207 (enum SCHED_FLAGS): Update for selective scheduler.
6208 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6209 (init_dependency_caches, free_dependency_caches): Delete declarations.
6210 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6211 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6212 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6213 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6214 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6216 (rm_other_notes): Delete declaration.
6217 (schedule_block): Remove one argument.
6218 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6219 ready_element, ready_lastpos, sched_extend_ready_list,
6220 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6221 concat_note_lists): Export.
6222 (struct region): Move from sched-rgn.h.
6223 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6224 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6225 BLOCK_TO_BB, CONTAINING_RGN): Export.
6226 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6227 (current_nr_blocks, current_blocks, target_bb): Likewise.
6228 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6229 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6230 sched_rgn_local_init, extend_regions,
6231 rgn_make_new_region_out_of_new_block, compute_priorities,
6232 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6233 extend_rgns, deps_join rgn_setup_common_sched_info,
6234 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6235 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6236 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6237 increase_insn_priority): Likewise.
6238 * sched-rgn.c: Include sel-sched.h.
6239 (ref_counts): New static variable. Use it ...
6240 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6241 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6242 (sched_is_disabled_for_current_region_p): Delete static declaration.
6243 (struct region): Move to sched-int.h.
6244 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6245 ebb_head): Define and initialize.
6246 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6247 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6248 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6250 (find_single_block_region): Add new argument to indicate that EBB
6251 regions should be constructed.
6252 (debug_live): Delete declaration.
6253 (current_nr_blocks, current_blocks, target_bb):
6254 Remove static qualifiers.
6255 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6257 (init_regions): Delete declaration.
6258 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6259 rgn_estimate_number_of_insns): New.
6260 (too_large): Use estimate_number_of_insns.
6261 (haifa_find_rgns): New. Move the code from ...
6262 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6263 (free_trg_info): New.
6264 (compute_trg_info): Allocate candidate tables here instead of ...
6265 (init_ready_list): ... here.
6266 (rgn_print_insn): Use const_rtx.
6267 (contributes_to_priority, extend_regions): Delete static declaration.
6268 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6269 (add_block1): Rename to rgn_add_block.
6270 (debug_rgn_dependencies): Delete static qualifier.
6271 (new_ready): Use sched_deps_info. Simplify.
6272 (rgn_common_sched_info, rgn_const_sched_deps_info,
6273 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6275 (region_sched_info): Rename to rgn_const_sched_info.
6276 (deps_join): New, extracted from ...
6277 (propagate_deps): ... here.
6278 (compute_block_dependences, debug_dependencies): Update for selective
6280 (free_rgn_deps, compute_priorities): New functions.
6281 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6282 sched_rgn_compute_dependencies): New functions.
6283 (schedule_region): Use them.
6284 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6285 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6287 (schedule_insns): Call new functions that were split out.
6288 (rgn_make_new_region_out_of_new_block): New.
6289 (get_rgn_sched_max_insns_priority): New.
6290 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6291 scheduling when appropriate.
6292 * sched-vis.c: Include insn-attr.h.
6293 (print_value, print_pattern): Make global.
6294 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6295 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6296 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6297 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6298 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6299 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6300 hooks. Initialize them to 0.
6301 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6302 * target.h (struct gcc_target): Add them. Rename gen_check field to
6304 * flags.h (sel_sched_switch_set): Declare.
6305 * opts.c (sel_sched_switch_set): New variable.
6306 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6307 pipelining is disabled from command line.
6308 (common_handle_option): Record whether selective scheduling is
6309 requested from command line.
6310 * doc/invoke.texi: Document new flags and parameters.
6311 * doc/tm.texi: Document new target hooks.
6312 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6314 (dfa_state_size): Do not declare locally.
6315 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6316 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6317 rs6000_alloc_sched_context, rs6000_set_sched_context,
6318 rs6000_free_sched_context): New functions.
6319 (struct _rs6000_sched_context): New.
6320 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6322 (rs6000_sched_finish): Do not run for selective scheduling.
6324 2008-08-31 Jan Hubicka <jh@suse.cz>
6326 * frv.c (frv_rtx_costs): Update forward declaration.
6327 * spu.c (spu_rtx_costs): Likewise.
6328 * pdp11.c: Include df.h
6329 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6330 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6331 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6332 * iq2000.c (iq2000_address_cost): Add speed argument.
6333 (iq2000_rtx_costs): Likewise.
6334 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6335 update call of mn10300_address_cost.
6336 * mcore.c: Include df.h
6337 (mcore_rtx_costs): Update prototype.
6338 * score3.c: Include df.h
6339 (score3_rtx_costs): Remove speed argument.
6340 * score7.c: Include df.h
6341 (score7_address_cost): Remove speed argument.
6342 * score-protos.h (score_address_cost): Update prototype.
6343 * score.c: Include df.h
6344 (score_rtx_costs): Update call of costs functions.
6345 * v850.c (v850_rtx_costs): Add bool argument.
6347 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6349 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6351 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6353 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6354 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6356 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6358 * mkmap-flat.awk: Add option pe_dll.
6359 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6360 * config/i386/t-cygwin (SHLIB_LC): Add.
6361 * config/i386/t-mingw32 (SHLIB_LC): Add.
6362 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6363 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6364 (LINK_SPEC): Support libgcc_s.
6365 (LIBGCC_SPEC): Support libgcc_s.
6366 (LIBGCC_SONAME): New.
6368 2008-08-31 Jan Hubicka <jh@suse.cz>
6370 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6371 mistakely had old version of patch.
6373 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6374 (ipcp_estimate_growth): New.
6375 (ipcp_insert_stage): Use ipcp_estimate_growth.
6376 * profile.c (branch_prob): When reading failed, do not consider
6379 2008-08-31 Jan Hubicka <jh@suse.cz>
6381 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6382 loop is optimized for speed.
6384 2008-08-31 Richard Guenther <rguenther@suse.de>
6387 * fold-const.c (fold_binary): Retain conversions in folding
6390 2008-08-31 Jan Hubicka <jh@suse.cz>
6392 * postreload-gcse.c (eliminate_partially_redundant_loads):
6393 Use optimize_bb_for_size_p.
6394 * predict.c (maybe_hot_frequency_p): Make inline.
6395 (maybe_hot_count_p): Break out from ...
6396 (maybe_hot_bb_p): ... this one.
6397 (maybe_hot_edge_p): Simplify.
6398 * basic-block.h (probably_cold_bb_p): Remove.
6400 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6403 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6405 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6406 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6407 Also split V4SFmode.
6408 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6411 2008-08-31 Jan Hubicka <jh@suse.cz>
6413 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6415 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6417 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6420 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6423 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6424 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6426 2008-08-31 Jan Hubicka <jh@suse.cz>
6428 * sparc.h (BRANCH_COST): Fix macro definition.
6429 * avr.c (avr_operand_rtx_cost): Add speed argument.
6430 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6432 2008-08-31 Richard Guenther <rguenther@suse.de>
6434 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6435 types instead of operands. Re-instantiate verifying of
6436 binary expression operands.
6438 2008-08-30 Jan Hubicka <jh@suse.cz>
6440 * fwprop.c (should_replace_address): Add speed attribute.
6441 (PR_OPTIMIZE_FOR_SPEED): New flag.
6442 (propagate_rtx_1): Use it.
6443 (propagate_rtx): Set it.
6444 (try_fwprop_subst): Update call of rtx_costs.
6445 (forward_propagate_and_simplify): LIkewise.
6446 * hooks.c (hook_int_rtx_bool_0): New
6447 (hook_bool_rtx_int_int_intp_false): Replace by ...
6448 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6449 * hooks.h (hook_int_rtx_bool_0): New
6450 (hook_bool_rtx_int_int_intp_false): Replace by ...
6451 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6452 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6453 (prepare_cmp_insn): UPdate call of rtx_cost.
6454 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6455 (reload_cse_simplify_operands): Update call of rtx_cost.
6456 (reload_cse_move2add): call of rtx_cost.
6457 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6458 * rtlanal.c (rtx_cost): Add speed argument.
6459 (address_cost): Add speed argument
6460 (default_address_cost): Likewise.
6461 (insn_rtx_cost): Likewise.
6462 * cfgloopanal.c (seq_cost): Add speed argument.
6463 (target_reg_cost, target_spill_cost): Turn to array.
6464 (init_set_costs): Update for speed.
6465 (estimate_reg_pressure_cost): Add speed argument.
6466 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6467 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6468 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6469 (seq_cost): Add speed argument.
6470 (computation_cost): Add speed arugment.
6471 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6472 (force_expr_to_var_cost): Update for profile info.
6473 (force_var_cost): Likewise.
6474 (split_address_cost): Likewise.
6475 (ptr_difference_cost): Likewise.
6476 (difference_cost): Likewise.
6477 (get_computation_cost_at): Likewise.
6478 (determine_iv_cost): Likewise.
6479 (ivopts_global_cost_for_size): Likewise.
6480 (rewrite_use_address): Likewise.
6481 (tree_ssa_iv_optimize_loop): Initialize speed field.
6482 * cse.c (optimize_this_for_speed_p): New static var.
6483 (notreg_cost): Update call of rtx_cost.
6484 (cse_extended_basic_block): set optimize_this_for_speed_p.
6485 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6486 (noce_try_cmove_arith): Likewise.
6487 (noce_try_sign_mask): LIkewise.
6488 * expr.c (compress_float_constant): Update rtx_cost calls.
6489 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6491 (addr_to_parts): Likewise.
6492 (create_mem_ref): Likewise.
6493 * dse.c (find_shift_sequence): Add speed argument.
6494 (replace_read): Update call.
6495 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6496 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6497 * neg_cost, shift_cost, shiftadd_cost,
6498 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6499 mul_highpart_cost): Increase dimension.
6500 (init_expmed): Initialize for both size and speed.
6501 (expand_shift): Use profile.
6502 (synth_mult): Use profile.
6503 (choose_mult_variant): Use profile.
6504 (expand_mult): Use profile.
6505 (expand_mult_highpart_optab): Use profile.
6506 (expand_mult_highpart): Use profile.
6507 (expand_smod_pow2): Use profile.
6508 (expand_divmod): Use profile.
6509 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6511 * loop-invariant.c (create_new_invariant): Use profile.
6512 (gain_for_invariant): Add speed parameter.
6513 (best_gain_for_invariant): Likewise.
6514 (find_invariants_to_move): Likewise.
6515 (move_single_loop_invariants): Set it.
6516 * target-def.h (TARGET_RTX_COSTS): Use hook.
6517 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6518 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6519 * output.h (default_address_cost): Update prototype.
6520 * combine.c (optimize_this_for_speed_p): New static var.
6521 (combine_validate_cost): Update call of rtx_cost.
6522 (combine_instructions): Set optimize_this_for_speed_p.
6523 (expand_compound_operation): Update call of rtx_cost.
6524 (make_extraction):Update call of rtx_cost.
6525 (force_to_mode):Update call of rtx_cost.
6526 (distribute_and_simplify_rtx):Update call of rtx_cost.
6527 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6528 (estimate_reg_pressure_cost): Update prototype.
6529 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6530 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6532 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6533 (alpha_rtx_costs): Update.
6534 * config/frv/frv.c (frv_rtx_costs): Update.
6535 * config/s390/s390.c (s390_rtx_costs): Update.
6536 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6537 (m32c_rtx_costs): Update.
6538 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6539 (spu_rtx_costs): Update.
6540 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6541 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6542 * config/i386/i386.c (:ix86_address_cost): Update.
6543 (ix86_rtx_costs): Update.
6544 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6545 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6546 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6547 * config/crx/crx.c (crx_address_cost): Update.
6548 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6549 * config/stormy16/stormy16.c
6550 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6551 * config/m68hc11/m68hc11.c
6552 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6553 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6554 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6556 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6558 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6559 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6560 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6561 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6562 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6563 (mcore_rtx_costs): update.
6564 * config/score/score3.c (score3_rtx_costs): Update.
6565 * config/score/score7.c (score7_rtx_costs): Update.
6566 * config/score/score3.h (score3_rtx_costs):Update.
6567 * config/score/score7.h (score7_rtx_costs): Update.
6568 * config/score/score.c (score_rtx_costs): Update.
6569 * config/arm/arm.c (arm_address_cost): Update.
6570 (arm_rtx_costs_1): Update.
6571 (arm_rtx_costs_1): Update.
6572 (arm_size_rtx_costs): Update.
6573 (arm_size_rtx_costs): Update.
6574 (arm_size_rtx_costs): Update.
6575 (arm_xscale_rtx_costs): Update.
6576 (arm_thumb_address_cost): Update.
6577 * config/pa/pa.c (hppa_address_cost): Update.
6578 * config/mips/mips.c (mips_rtx_costs): Update.
6579 * config/vax/vax.c (vax_address_cost): Update.
6580 * config/h8300/h8300.c (h8300_shift_costs): Update.
6581 (h8300_rtx_costs): Update.
6582 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6583 (v850_rtx_costs): Update.
6584 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6585 * config/bfin/bfin.c
6586 (bfin_address_cost): Update.
6587 (bfin_rtx_costs): Update.
6588 * stmt.c (lshift_cheap_p): Update.
6590 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6593 * expmed.c (extract_bit_field_1): Check the mode size to make
6594 sure the vector modes have the same size.
6596 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6598 * dojump.c (top level): Include basic-block.h to declare
6599 optimize_insn_for_speed_p
6601 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6603 * opts.h (CL_SAVE): New option class for marking options that are
6604 target specific options usable in the target attribute.
6605 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6607 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6608 can easily find the target specific options that are safe to use
6609 in the attribute or pragma.
6611 * attribs.c (decl_attributes): Change #pragma GCC option to
6612 #pragma GCC target, and attribute((option(...))) to
6613 attribute((target(...))).
6615 * doc/extend.texi (target attribute): Change from option
6616 attribute. Delete push/pop/reset.
6617 (#pragma GCC target): Change from #pragma GCC option. Delete
6619 (#pragma GCC push_options): Document new pragma.
6620 (#pragma GCC pop_options): Document new pragma.
6621 (#pragma GCC reset_options): Document new pragma.
6623 * targhooks.c (default_target_option_valid_attribute_p): Add
6624 warning about port not supporting target attributes.
6625 (default_target_option_pragma_parse): New function, warn about
6626 #pragma GCC target not being supported.
6628 * targhooks.h (default_target_option_pragma_parse): Add
6631 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6632 TI_CURRENT_OPTION_PRAGMA.
6633 (current_target_pragma): Rename from current_option_pragma.
6635 * target.h: (struct target_option): Delete booleans for changing
6636 the optimization level on hot/cold functions. Change signature of
6637 pragma_parse hook to take a second tree.
6639 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6641 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6642 that the declaration is done at global scope.
6644 * langhooks.c (add_builtin_function_common): Move most of the code
6645 from add_builtin_function here, calling the hook passed in.
6646 (add_builtin_function): Call add_builtin_function_common with
6647 standard builtin hook.
6648 (add_builtin_function_ext_scope): New function to add builtins to
6651 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6653 (add_builtin_function_ext_scope): Add declaration.
6655 * c-pragma.c (handle_pragma_target): Rename from
6656 handle_pragma_option, #pragma GCC option is now #pragma GCC
6657 target. Move warning about port not supporting target options to
6658 default pragma parse hook. Remove push/pop/reset from this
6660 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6661 (option_stack): Delete static variable.
6662 (optimize_stack): Ditto.
6663 (optons_stack): New stack of saved target and optimization
6665 (handle_pragma_push_options): New function to handle pushing both
6666 target and optimization options.
6667 (handle_pragma_pop_options): New function to handle popping both
6668 target and optimization options.
6669 (handle_pragma_reset_options): New function to handle resetting
6670 both target and optimization options to their initial state.
6671 (init_pragma): Rename handle_pragma_option to
6672 handle_pragma_target. Add support for push_options, pop_options,
6673 and reset_options pragmas.
6675 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6676 default_target_option_pragma_parse.
6677 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6678 default_target_option_valid_attribute_p.
6679 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6680 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6681 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6682 optimization level on hot/cold functions.
6684 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6685 if the caller and callee have different optimization levels.
6687 * c-common.c (handle_target_attribute): Rename from
6688 handle_option_attribute, attribute((option(...))) is now
6689 attribute((target(...))). Move warning if the port does not
6690 support target attributes to the default hook.
6691 (handle_hot_attribute): Delete code to change the optimization
6692 level of hot functions.
6693 (handle_cold_attribute): Ditto.
6695 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6696 argument that is the binary tree options to use if there are no
6697 arguments. Call ix86_valid_target_attribute_tree instead of
6698 ix86_valid_option_attribute_tree.
6699 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6700 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6701 ix86_pragma_option_parse.
6703 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6704 Rename from ix86_valid_option_attribute_tree.
6706 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6707 new builtins when the ISA changes.
6708 (ix86_valid_target_attribute_tree): Rename from
6709 ix86_valid_option_attribute_tree. Change callers. If the
6710 function specified optimization options, use those as the starting
6711 point before setting up the target attributes. If the
6712 optimization options were changed in the course of setting the
6713 target attributes, record the new optimization options.
6714 (ix86_valid_target_attribute_tree_inner_p): Rename from
6715 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6716 ix86_add_new_builtins if the ISA changed.
6717 (ix86_valid_target_attribute_p): Rename from
6718 ix86_valid_option_attribute_p. Change callers.
6719 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6720 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6721 as delayed builtin functions.
6722 (struct builtin_isa): New structure to record builtin functions
6723 that should be delayed until the ISA for that function is used.
6724 (ix86_builtins_isa): Change from int to struct to track builtin
6725 functions we want to declare at some point.
6726 (def_builtin): If the front end can delay defining the builtin
6727 functions, don't create builtins for ISAs not part of the default
6729 (def_builtin_const): Ditto.
6730 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6731 __builtin_ia32_pcmov_v2di to be different builtin functions.
6732 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6733 a structure instead of an int.
6734 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6735 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6736 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6737 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6739 * config/ia64/ia64.h
6740 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6741 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6743 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6744 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6745 (LANG_HOOKS_INITIALIZER): Add
6746 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6748 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6751 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6752 the reload address with the index register for SFmode
6753 access with a displacement.
6755 2008-08-30 Jan Hubicka <jh@suse.cz>
6757 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6758 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6759 * dojump.c (do_jump): Likewise.
6760 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6761 (note-if_info): Add BRANCH_COST.
6762 (noce_try_store_flag_constants, noce_try_addcc,
6763 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6764 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6765 find_if_case_2): Use computed branch cost.
6766 * expr.h (BRANCH_COST): Update default.
6767 * predict.c (predictable_edge_p): New function.
6768 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6769 Update BRANCH_COST call.
6770 * basic-block.h (predictable_edge_p): Declare.
6771 * config/alpha/alpha.h (BRANCH_COST): Update.
6772 * config/frv/frv.h (BRANCH_COST): Update.
6773 * config/s390/s390.h (BRANCH_COST): Update.
6774 * config/spu/spu.h (BRANCH_COST): Update.
6775 * config/sparc/sparc.h (BRANCH_COST): Update.
6776 * config/m32r/m32r.h (BRANCH_COST): Update.
6777 * config/i386/i386.h (BRANCH_COST): Update.
6778 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6780 * config/sh/sh.h (BRANCH_COST): Update.
6781 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6782 * config/avr/avr.h (BRANCH_COST): Update.
6783 * config/crx/crx.h (BRANCH_COST): Update.
6784 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6785 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6786 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6787 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6788 * config/ia64/ia64.h (BRANCH_COST): Update.
6789 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6790 * config/arc/arc.h (BRANCH_COST): Update.
6791 * config/score/score.h (BRANCH_COST): Update.
6792 * config/arm/arm.h (BRANCH_COST): Update.
6793 * config/pa/pa.h (BRANCH_COST): Update.
6794 * config/mips/mips.h (BRANCH_COST): Update.
6795 * config/vax/vax.h (BRANCH_COST): Update.
6796 * config/h8300/h8300.h (BRANCH_COST): Update.
6797 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6798 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6799 * doc/tm.texi (BRANCH_COST): Update.
6801 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6804 * config/arm/arm.c (arm_optimization_options): Set
6805 flag_section_anchors to 2 instead of 1 to distinguish it from
6806 -fsection-anchors given explicitely on the command line.
6808 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6810 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6811 final insn of a split.
6813 2008-08-30 Jan Hubicka <jh@suse.cz>
6815 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6816 optimized for speed.
6817 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6818 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6819 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6820 flag_gcse_after_reload_set): New static vars.
6821 (common_handle_option): Enable those flags for profile-use.
6822 (decode_options): Remove optimize_size flags that are handled
6823 on higher granuality.
6824 * tree-vectorizer.c (vectorize_loops): Use
6825 optimize_loop_nest_for_speed_p.
6826 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6827 * tree-predcom.c (tree_predictive_commoning): Use
6828 optimize_loop_for_speed_p.
6829 * varasm.c (assemble_start_function): Use
6830 optimize_function_for_speed_p.
6831 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6832 * predict.c (optimize_loop_for_speed_p): Fix walk.
6834 2008-08-30 Jan Hubicka <jh@suse.cz>
6836 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6838 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6839 profile presence locally.
6841 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6844 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6845 versions before 4.0.
6847 2008-08-29 Jan Hubicka <jh@suse.cz>
6849 * tree-inline.c (insert_init_stmt): Insert sequence even when
6852 2008-08-29 Jeff Law <law@redhat.com>
6854 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6855 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6856 location and class is an FP register.
6858 2008-08-29 Jan Hubicka <jh@suse.cz>
6860 * see.c (see_merge_one_def_extension): Silence used uninitialized
6862 * matrix-reorg.c (check_allocation_function): Likewise.
6863 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6865 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6868 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6869 compute new & and | in type rather than TREE_TYPE (arg0).
6871 * dwarf2out.c (fortran_common): Update comment.
6872 (gen_variable_die): Swap com_die and var_die variables in Fortran
6873 COMMON block handling code.
6875 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6877 * dwarf2out.c (gen_const_die): New function.
6878 (size_of_die, value_format, output_die): Output larger
6879 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6880 (native_encode_initializer): New function.
6881 (tree_add_const_value_attribute): Call it.
6882 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6884 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6885 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6886 TREE_THIS_VOLATILE to add_type_attribute.
6888 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6890 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6893 * dwarf2out.c (loc_by_reference): New function.
6894 (add_location_or_const_value_attribute): Use it.
6897 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6898 as DW_TAG_variable children of DW_TAG_common_block rather than
6899 DW_TAG_member children. Put DW_AT_external to individual
6900 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6902 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6903 loc_descriptor_from_tree_1.
6907 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6908 arguments to imported_module_or_decl.
6909 (debug_nothing_tree_tree): Removed.
6910 (debug_nothing_tree_tree_tree_bool): New prototype.
6911 * debug.c (do_nothing_debug_hooks): Adjust.
6912 (debug_nothing_tree_tree): Removed.
6913 (debug_nothing_tree_tree_tree_bool): New function.
6914 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6915 (gen_variable_die): Put all common vars for the
6916 same COMMON block under one DW_TAG_common_block.
6917 (declare_in_namespace): Return new context_die, for Fortran
6918 return the module DIE instead of adding extra declarations into
6920 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6921 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6922 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6924 (dwarf2out_global_decl): Don't skip Fortran global vars.
6925 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6926 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6927 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6928 DW_TAG_imported_declaration as child of previous
6929 DW_TAG_imported_module.
6930 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6931 * sdbout.c (sdb_debug_hooks): Likewise.
6932 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6934 2008-08-29 Jan Hubicka <jh@suse.cz>
6936 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6938 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6939 * ipa-cp.c (n_cloning_candidates): New static variable.
6940 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6941 (ipcp_print_all_lattices): Improve debug output.
6942 (ipcp_cloning_candidate_p): New function.
6943 (ipcp_initialize_node_lattices): Use it.
6944 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6945 (ipcp_propagate_stage): Prettier debug output.
6946 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6947 (ipcp_print_all_structures): Remove.
6948 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6949 (ipcp_insert_stage): Prettier debug output; call
6950 cgraph_remove_unreachable_nodes before propagating.
6951 (pass_ipa_cp): Schedule function removal pass.
6952 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6954 (cgraph_maybe_hot_edge_p): Move to ...
6955 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6956 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6957 (common_handle_option): Set them; enable ipa-cp when profiling.
6958 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6959 (ipa_print_all_jump_functions): Likewise.
6960 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6961 (ipa_print_node_params, ipa_print_all_params): New.
6962 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6963 ipa_print_all_param_flags): Remove.
6964 (ipa_print_node_params, ipa_print_all_params): New.
6966 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6968 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6969 change from 2008-04-03.
6970 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6972 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6975 * ira-color.c (push_allocnos_to_stack): Truncate
6976 removed_splay_allocno_vec.
6978 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6981 * ira-color (ira_fast_allocation): Don't assign hard registers to
6984 2008-08-29 Jan Hubicka <jh@suse.cz>
6987 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6988 for cold internal loops.
6990 2008-08-29 Richard Guenther <rguenther@suse.de>
6992 * tree-ssa-structalias.c (create_variable_info_for): Do not
6993 create fields for heap vars or vars with a noalias state.
6994 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6997 2008-08-29 Richard Guenther <rguenther@suse.de>
6999 * common.opt (ftree-store-ccp): Mark as preserved for
7000 backward compatibility.
7001 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7002 * tree-pass.h (pass_store_ccp): Remove.
7003 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7004 (first_vdef): Remove declaration.
7005 (get_value_loaded_by): Likewise.
7006 * tree-ssa-ccp.c (do_store_ccp): Remove.
7007 (get_default_value): Simplify as do_store_ccp is always false
7008 now. Do not initialize mem_ref.
7009 (set_value_varying): Likewise.
7010 (canonicalize_float_value): Likewise.
7011 (set_lattice_value): Likewise.
7012 (likely_value): Likewise.
7013 (surely_varying_stmt_p): Likewise.
7014 (ccp_initialize): Likewise.
7015 (ccp_lattice_meet): Likewise.
7016 (ccp_visit_phi_node): Likewise.
7017 (ccp_fold): Likewise.
7018 (evaluate_stmt): Likewise.
7019 (visit_assignment): Likewise.
7020 (ccp_visit_stmt): Likewise.
7021 (execute_ssa_ccp): Fold into ...
7022 (do_ssa_ccp): ... this.
7023 (do_ssa_store_ccp): Remove.
7024 (gate_store_ccp): Likewise.
7025 (pass_store_ccp): Likewise.
7026 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7028 * tree-ssa-propagate.c (first_vdef): Remove.
7029 (get_value_loaded_by): Likewise.
7030 (replace_vuses_in): Likewise.
7031 (substitute_and_fold): Do not call replace_vuses_in.
7032 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7034 2008-08-29 Richard Guenther <rguenther@suse.de>
7037 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7038 PARAM_NOALIAS tags with is_heapvar.
7039 * tree-ssa-operands.c (access_can_touch_variable): Offset
7040 based tests do not apply for heapvars. Fix offset test.
7042 2008-08-29 Jan Hubicka <jh@suse.cz>
7044 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7045 (-fipa-cp-clone): Enabled by default at -O3.
7046 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7047 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7049 2008-08-29 Jan Hubicka <jh@suse.cz>
7051 * tree.c (build_function_type_skip_args,
7052 build_function_decl_skip_args): New functions.
7053 * tree.h (build_function_type_skip_args,
7054 build_function_decl_skip_args): Declare.
7055 * gimple.c (giple_copy_call_skip_args): New function.
7056 (giple_copy_call_skip_args): Declare.
7058 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7059 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7060 (ipcp_node_modifiable_p): ... this one; use
7061 tree_versionable_function_p.
7062 (ipcp_create_replace_map): Improve debug output.
7063 (ipcp_need_redirect_p): Return false when not clonning.
7064 (ipcp_update_callgraph): Skip args.
7065 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7067 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7068 (save_inline_function_body): Update call of tree_function_versioning.
7069 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7070 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7072 (tree_function_versioning): Likewise.
7073 * tree-inline.h (tree_function_versioning): Update prototype.
7075 2008-08-29 Jan Hubicka <jh@suse.cz>
7077 * loop-unswitch.c (unswitch_single_loop): Use
7078 optimize_loop_for_speed_p.
7079 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7080 Use optimize_function_for_size_p.
7081 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7082 * postreload-gcse.c (eliminate_partially_redundant_load):
7083 Use optimize_bb_for_size_p.
7084 * value-prof.c (gimple_divmod_fixed_value_transform,
7085 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7086 gimple_stringops_transform): Use optimize_bb_for_size_p.
7087 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7088 * final.c (compute_alignments): Use optimize_function_for_size_p.
7089 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7090 (fold_builtin_strcpy, fold_builtin_fputs): Use
7091 optimize_function_for_size_p.
7092 * fold-const.c (tree_swap_operands_p): Use
7093 optimize_function_for_size_p.
7094 * recog.c (relax_delay_slots): Likewise.
7095 * tree-ssa-math-opts.c (replace_reciprocal):
7096 Use optimize_bb_for_speed_p.
7097 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7098 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7099 optimize_function_for_size_p.
7100 (cgraph_decide_inlining_of_small_function): Use
7101 optimize_function_for_size_p.
7102 * global.c (find_reg): Use optimize_function_for_size_p.
7103 * opts.c (decode_options): Do not clear flag_tree_ch,
7104 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7105 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7106 work it out from profile.
7107 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7108 optimize_loop_for_speed_p.
7109 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7111 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7112 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7113 * tree-eh.c (decide_copy_try_finally): Use
7114 optimize_function_for_size_p.
7115 * local-alloc.c (block_alloc): Pass BB pointer.
7116 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7117 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7118 * loop-unroll.c (decide_unrolling_and_peeling):
7119 Use optimize_loop_for_size_p.
7120 (decide_peel_completely): Likewise.
7121 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7122 optimize_loop_for_size_p.
7123 (vect_enhance_data_refs_alignment): Likewise.
7124 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7125 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7127 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7128 (try_crossjump_bb): Use optimize_bb_for_size_p.
7129 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7130 optimize_loop_for_speed_p.
7131 * bb-reorder.c (find_traces_1_round): Likewise.
7132 (copy_bb): Use optimize_bb_for_speed_p.
7133 (duplicate_computed_gotos): Likewise.
7134 * basic-block.h (optimize_loop_nest_for_size_p,
7135 optimize_loop_nest_for_speed_p): New.
7136 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7138 2008-08-29 Tristan Gingold <gingold@adacore.com>
7140 * gcov.c (main): Call expandargv.
7142 2008-08-29 Jan Hubicka <jh@suse.cz>
7144 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7146 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7148 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7149 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7151 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7153 2008-08-29 Jan Hubicka <jh@suse.cz>
7155 * tree-pass.h (pass_strip_predict_hints): Declare.
7156 * predict.c (strip_builtin_expect): Rename to ...
7157 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7158 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7159 (tree_estimate_probability): Do not strip builtin_expect.
7160 (pass_strip_predict_hints): New pass.
7161 * tree-inline.c (expand_call_inline): When inlining cold function,
7162 predict it as unlikely.
7163 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7165 2008-08-29 Richard Guenther <rguenther@suse.de>
7167 PR tree-optimization/37207
7168 * tree-vrp.c (extract_range_from_binary_expr): Also try
7169 to constant fold if only one of the operands is a constant.
7171 2008-08-29 Nick Clifton <nickc@redhat.com>
7173 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7174 the same way as SYMBOL_REFs.
7176 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7178 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7180 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7182 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7183 * config/mips/mips.md (branch_likely): Remove const. Fix
7185 (define_delay for type "branch"): Change to only apply for branch
7186 with likely variant.
7187 (define_delay for type "branch" and "branch_likely" no). New delay
7189 (equality_op): New code iterator.
7190 (bbv, bbinv): New code attributes.
7191 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7194 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7195 Andrew Pinski <pinskia@gcc.gnu.org>
7198 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7200 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7202 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7203 rule that a symbolic constant must be defined and >= 0 for the
7204 corresponding facility to be present at compile-time.
7205 * gthr-posix.c: Likewise.
7207 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7209 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7210 * config/mips/mips.md (D): New mode attribute.
7211 (mulsi3, muldi3): Merge it into ...
7212 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7213 (muldi3_mul3): New pattern.
7214 (mulsi3_mult3): Rename to mulsi3_mul3.
7216 2008-08-28 Jan Hubicka <jh@suse.cz>
7218 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7220 * predict.c (always_optimize_for_size_p): Rename to ...
7221 (optimize_function_for_size): ... this one; make extern.
7222 (optimize_function_for_speed_p): New.
7223 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7224 optimize_edge_for_size_p,optimize_edge_for_size_p,
7225 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7226 * basic-block.h (optimize_function_for_size_p,
7227 optimize_function_for_speed_p): Declare.
7228 * i386.md (optimize_size checks): Replace them by appropriate
7230 (standard_80387_constant_p, ix86_compute_frame_layout,
7231 ix86_expand_epilogue, ix86_decompose_address,
7232 print_operand, emit_i387_cw_initialization,
7233 inline_memory_move_cost, ix86_pad_returns,
7234 ix86_reorg): Replace optimize_size checks.
7236 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7238 * rtl.h (simplify_subreg_regno): Declare.
7239 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7240 * simplify-rtx.c (simplify_subreg): ...here.
7241 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7242 subreg_offset_representable_p.
7244 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7247 * c-typeck.c (convert_for_assignment): Give a note describing what
7248 was passed and what was expected.
7250 2008-08-28 Joey Ye <joey.ye@intel.com>
7252 * doc/extend.texi: Document AVX built-in functions.
7253 * doc/invoke.texi: Document -mavx.
7255 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7256 Joey Ye <joey.ye@intel.com>
7257 Xuepeng Guo <xuepeng.guo@intel.com>
7259 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7261 * config/i386/cpuid.h (bit_FMA): New.
7262 (bit_XSAVE): Likewise.
7263 (bit_OSXSAVE): Likewise.
7264 (bit_AVX): Likewise.
7266 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7267 define. Use ASM_OUTPUT_AVX_PREFIX.
7269 * config/i386/gmmintrin.h: New.
7271 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7272 (OPTION_MASK_ISA_AVX_SET): New.
7273 (OPTION_MASK_ISA_FMA_SET): Likewise.
7274 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7275 (OPTION_MASK_ISA_FMA_SET): Likewise.
7276 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7277 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7278 (pta_flags): Add PTA_AVX and PTA_FMA.
7279 (override_options): Handle PTA_AVX and PTA_FMA.
7280 (init_cumulative_args): Handle warn_avx.
7281 (classify_argument): Return 0 for COImode and OImode. Return
7282 1 and X86_64_AVX_CLASS for 256bit vector types.
7283 (examine_argument): Handle X86_64_AVX_CLASS.
7284 (construct_container): Likewise.
7285 (function_arg_advance_32): Pass OImode and 256bit vector types
7287 (function_arg_advance_64): Take a new argument to indicate if a
7288 parameter is named. Handle 256bit vector types. Return
7289 immediately for unnamed 256bit vector mode parameters.
7290 (function_arg_advance): Updated.
7291 (function_arg_32): Add comments for TImode. Handle OImode
7292 and 256bit vector types.
7293 (function_arg_64): Take a new argument to indicate if a
7294 parameter is named. Handle 256bit vector types. Return NULL
7295 for unnamed 256bit vector mode parameters.
7296 (function_arg): Updated.
7297 (setup_incoming_varargs_64): Support
7298 AVX encoding for *sse_prologue_save_insn.
7299 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7300 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7301 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7302 enabled, otherwise return -3.
7303 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7305 (print_reg): Support AVX registers. Handle 'x' and 't'.
7306 Handle 'd' to duplicate the operand.
7307 (print_operand): Likewise. Also support AVX vector compare
7309 (output_387_binary_op): Support AVX.
7310 (output_fp_compare): Likewise.
7311 (ix86_expand_vector_move_misalign): Likewise.
7312 (ix86_attr_length_vex_default): New.
7313 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7314 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7315 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7316 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7317 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7318 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7319 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7320 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7321 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7322 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7323 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7324 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7325 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7326 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7327 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7328 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7329 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7330 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7331 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7332 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7333 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7334 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7335 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7336 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7337 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7338 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7339 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7340 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7341 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7342 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7343 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7344 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7345 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7346 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7347 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7348 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7349 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7350 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7351 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7352 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7353 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7354 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7355 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7356 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7357 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7358 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7359 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7360 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7361 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7362 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7363 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7364 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7365 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7366 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7367 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7368 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7369 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7370 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7371 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7372 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7373 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7374 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7375 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7376 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7377 and IX86_BUILTIN_MOVMSKPS256,
7378 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7379 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7380 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7381 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7382 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7383 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7384 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7385 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7386 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7387 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7388 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7389 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7390 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7391 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7392 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7393 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7394 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7395 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7396 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7397 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7398 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7399 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7400 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7401 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7402 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7403 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7404 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7405 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7406 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7407 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7408 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7409 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7410 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7411 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7412 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7413 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7414 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7415 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7416 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7417 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7418 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7419 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7420 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7421 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7422 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7423 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7424 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7425 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7426 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7427 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7428 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7429 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7430 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7431 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7432 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7433 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7434 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7435 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7437 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7438 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7439 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7440 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7441 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7442 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7443 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7444 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7445 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7446 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7447 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7448 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7449 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7450 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7451 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7452 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7453 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7454 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7455 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7456 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7457 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7458 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7459 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7460 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7461 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7462 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7463 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7464 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7465 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7466 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7467 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7468 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7469 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7470 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7471 IX86_BUILTIN_MOVMSKPS256.
7472 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7473 (ix86_expand_args_builtin): Likewise.
7474 (ix86_expand_special_args_builtin): Likewise.
7475 (ix86_hard_regno_mode_ok): Handle AVX modes.
7476 (ix86_expand_vector_init_duplicate): Likewise.
7477 (ix86_expand_vector_init_one_nonzero): Likewise.
7478 (ix86_expand_vector_init_one_var): Likewise.
7479 (ix86_expand_vector_init_concat): Likewise.
7480 (ix86_expand_vector_init_general): Likewise.
7481 (ix86_expand_vector_set): Likewise.
7482 (ix86_vector_mode_supported_p): Likewise.
7483 (x86_extended_reg_mentioned_p): Check INSN_P before using
7486 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7487 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7489 * config/i386/i386.h (TARGET_AVX): New.
7490 (TARGET_FMA): Likewise.
7491 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7492 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7493 (VALID_AVX256_REG_MODE): New.
7494 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7495 (AVX_FLOAT_MODE_P): Likewise.
7496 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7497 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7498 (AVX_VEC_FLOAT_MODE_P): Likewise.
7499 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7500 (ASM_OUTPUT_OPCODE): Likewise.
7501 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7503 (SSE_REG_MODE_P): Allow 256bit vector modes.
7504 (ix86_args): Add a warn_avx field.
7506 * config/i386/i386.md (UNSPEC_PCMP): New.
7507 (UNSPEC_VPERMIL): Likewise.
7508 (UNSPEC_VPERMIL2): Likewise.
7509 (UNSPEC_VPERMIL2F128): Likewise.
7510 (UNSPEC_MASKLOAD): Likewise.
7511 (UNSPEC_MASKSTORE): Likewise.
7512 (UNSPEC_CAST): Likewise.
7513 (UNSPEC_VTESTP): Likewise.
7514 (UNSPECV_VZEROALL): Likewise.
7515 (UNSPECV_VZEROUPPER): Likewise.
7516 (XMM0_REG): Likewise.
7517 (XMM1_REG): Likewise.
7518 (XMM2_REG): Likewise.
7519 (XMM3_REG): Likewise.
7520 (XMM4_REG): Likewise.
7521 (XMM5_REG): Likewise.
7522 (XMM6_REG): Likewise.
7523 (XMM8_REG): Likewise.
7524 (XMM9_REG): Likewise.
7525 (XMM10_REG): Likewise.
7526 (XMM11_REG): Likewise.
7527 (XMM12_REG): Likewise.
7528 (XMM13_REG): Likewise.
7529 (XMM14_REG): Likewise.
7530 (XMM15_REG): Likewise.
7532 (prefix_vex_imm8): Likewise.
7533 (prefix_vex_w): Likewise.
7534 (length_vex): Likewise.
7537 (*avx_ashlti3): Likewise.
7538 (*avx_lshrti3): Likewise.
7539 (*avx_setcc<mode>): Likewise.
7540 (*fop_<mode>_comm_mixed_avx): Likewise.
7541 (*fop_<mode>_comm_avx): Likewise.
7542 (*fop_<mode>_1_mixed_avx): Likewise.
7543 (*fop_<mode>_1_avx): Likewise.
7544 (*avx_<code><mode>3): Likewise.
7545 (*avx_ieee_smin<mode>3): Likewise.
7546 (*avx_ieee_smax<mode>3): Likewise.
7547 (mode): Add OI, V8SF and V4DF.
7548 (length): Support VEX prefix.
7549 (*cmpfp_i_mixed): Set prefix attribute.
7550 (*cmpfp_i_sse): Likewise.
7551 (*cmpfp_iu_mixed): Likewise.
7552 (*cmpfp_iu_sse): Likewise.
7553 (*movsi_1): Support AVX.
7554 (*movdi_2): Likewise.
7555 (*movdi_1_rex64): Likewise.
7556 (*movti_internal): Likewise.
7557 (*movti_rex64): Likewise.
7558 (*movsf_1): Likewise.
7559 (*movdf_nointeger): Likewise.
7560 (*movdf_integer_rex64): Likewise.
7561 (*movtf_internal): Likewise.
7562 (zero_extendsidi2_32): Likewise.
7563 (zero_extendsidi2_rex64): Likewise.
7564 (*extendsfdf2_mixed): Likewise.
7565 (*extendsfdf2_sse): Likewise.
7566 (*truncdfsf_fast_mixed): Likewise.
7567 (*truncdfsf_fast_sse): Likewise.
7568 (*truncdfsf_mixed): Likewise.
7569 (fix_trunc<mode>di_sse): Likewise.
7570 (fix_trunc<mode>si_sse): Likewise.
7571 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7572 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7573 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7574 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7575 (*rcpsf2_sse): Likewise.
7576 (*rsqrtsf2_sse): Likewise.
7577 (*sqrt<mode>2_sse): Likewise.
7578 (sse4_1_round<mode>2): Likewise.
7579 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7580 Support AVX. Set length attribute properly for AVX.
7582 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7583 (VECTOR_MODES (FLOAT, 32)): Likewise.
7584 (VECTOR_MODE (INT, DI, 8)): Likewise.
7585 (VECTOR_MODE (INT, HI, 32)): Likewise.
7586 (VECTOR_MODE (INT, QI, 64)): Likewise.
7587 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7588 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7589 (VECTOR_MODE (INT, DI, 4)): Removed.
7590 (VECTOR_MODE (INT, SI, 8)): Likewise.
7591 (VECTOR_MODE (INT, HI, 16)): Likewise.
7592 (VECTOR_MODE (INT, QI, 32)): Likewise.
7593 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7594 (INT_MODE (OI, 32)): Likewise.
7596 * config/i386/i386.opt (mavx): New.
7599 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7601 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7602 (*mov<mode>_internal_avx): New.
7603 (*movv2sf_internal_rex64_avx): Likewise.
7604 (*movv2sf_internal_avx): Likewise.
7606 * config/i386/predicates.md (const_4_to_5_operand): New.
7607 (const_6_to_7_operand): Likewise.
7608 (const_8_to_11_operand): Likewise.
7609 (const_12_to_15_operand): Likewise.
7610 (avx_comparison_float_operator): Likewise.
7612 * config/i386/sse.md (AVX256MODEI): New.
7613 (AVX256MODE): Likewise.
7614 (AVXMODEQI): Likewise.
7615 (AVXMODE): Likewise.
7616 (AVX256MODEF2P): Likewise.
7617 (AVX256MODE2P): Likewise.
7618 (AVX256MODE4P): Likewise.
7619 (AVX256MODE8P): Likewise.
7620 (AVXMODEF2P): Likewise.
7621 (AVXMODEF4P): Likewise.
7622 (AVXMODEDCVTDQ2PS): Likewise.
7623 (AVXMODEDCVTPS2DQ): Likewise.
7624 (avxvecmode): Likewise.
7625 (avxvecpsmode): Likewise.
7626 (avxhalfvecmode): Likewise.
7627 (avxscalarmode): Likewise.
7628 (avxcvtvecmode): Likewise.
7629 (avxpermvecmode): Likewise.
7630 (avxmodesuffixf2c): Likewise.
7631 (avxmodesuffixp): Likewise.
7632 (avxmodesuffixs): Likewise.
7633 (avxmodesuffix): Likewise.
7634 (vpermilbits): Likewise.
7635 (pinsrbits): Likewise.
7636 (mov<mode>): Likewise.
7637 (*mov<mode>_internal): Likewise.
7638 (push<mode>1): Likewise.
7639 (movmisalign<mode>): Likewise.
7640 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7641 (avx_movdqu<avxmodesuffix>): Likewise.
7642 (avx_lddqu<avxmodesuffix>): Likewise.
7643 (<plusminus_insn><mode>3): Likewise.
7644 (*avx_<plusminus_insn><mode>3): Likewise.
7645 (*avx_vm<plusminus_insn><mode>3): Likewise.
7646 (mul<mode>3): Likewise.
7647 (*avx_mul<mode>3): Likewise.
7648 (*avx_vmmul<mode>3): Likewise.
7649 (divv8sf3): Likewise.
7650 (divv4df3): Likewise.
7651 (avx_div<mode>3): Likewise.
7652 (*avx_div<mode>3): Likewise.
7653 (*avx_vmdiv<mode>3): Likewise.
7654 (avx_rcpv8sf2): Likewise.
7655 (*avx_vmrcpv4sf2): Likewise.
7656 (sqrtv8sf2): Likewise.
7657 (avx_sqrtv8sf2): Likewise.
7658 (*avx_vmsqrt<mode>2): Likewise.
7659 (rsqrtv8sf2): Likewise.
7660 (avx_rsqrtv8sf2): Likewise.
7661 (*avx_vmrsqrtv4sf2): Likewise.
7662 (<code><mode>3): Likewise.
7663 (*avx_<code><mode>3_finite): Likewise.
7664 (*avx_<code><mode>3): Likewise.
7665 (*avx_vm<code><mode>3): Likewise.
7666 (*avx_ieee_smin<mode>3): Likewise.
7667 (*avx_ieee_smax<mode>3): Likewise.
7668 (avx_addsubv8sf3): Likewise.
7669 (avx_addsubv4df3): Likewise.
7670 (*avx_addsubv4sf3): Likewise.
7671 (*avx_addsubv2df3): Likewise.
7672 (avx_h<plusminus_insn>v4df3): Likewise.
7673 (avx_h<plusminus_insn>v8sf3): Likewise.
7674 (*avx_h<plusminus_insn>v4sf3): Likewise.
7675 (*avx_h<plusminus_insn>v2df3): Likewise.
7676 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7677 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7678 (*avx_maskcmp<mode>3): Likewise.
7679 (avx_nand<mode>3): Likewise.
7680 (*avx_<code><mode>3): Likewise.
7681 (*avx_nand<mode>3): Likewise.
7682 (*avx_<code><mode>3): Likewise.
7683 (*avx_cvtsi2ss): Likewise.
7684 (*avx_cvtsi2ssq): Likewise.
7685 (*avx_cvtsi2sd): Likewise.
7686 (*avx_cvtsi2sdq): Likewise.
7687 (*avx_cvtsd2ss): Likewise.
7688 (avx_cvtss2sd): Likewise.
7689 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7690 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7691 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7692 (*avx_cvtsi2sd): Likewise.
7693 (*avx_cvtsi2sdq): Likewise.
7694 (avx_cvtdq2pd256): Likewise.
7695 (avx_cvtpd2dq256): Likewise.
7696 (avx_cvttpd2dq256): Likewise.
7697 (*avx_cvtsd2ss): Likewise.
7698 (*avx_cvtss2sd): Likewise.
7699 (avx_cvtpd2ps256): Likewise.
7700 (avx_cvtps2pd256): Likewise.
7701 (*avx_movhlps): Likewise.
7702 (*avx_movlhps): Likewise.
7703 (avx_unpckhps256): Likewise.
7704 (*avx_unpckhps): Likewise.
7705 (avx_unpcklps256): Likewise.
7706 (*avx_unpcklps): Likewise.
7707 (avx_movshdup256): Likewise.
7708 (avx_movsldup256): Likewise.
7709 (avx_shufps256): Likewise.
7710 (avx_shufps256_1): Likewise.
7711 (*avx_shufps_<mode>): Likewise.
7712 (*avx_loadhps): Likewise.
7713 (*avx_storelps): Likewise.
7714 (*avx_loadlps): Likewise.
7715 (*avx_movss): Likewise.
7716 (*vec_dupv4sf_avx): Likewise.
7717 (*vec_concatv2sf_avx): Likewise.
7718 (*vec_concatv4sf_avx): Likewise.
7719 (*vec_setv4sf_0_avx): Likewise.
7720 (*vec_setv4sf_avx): Likewise.
7721 (*avx_insertps): Likewise.
7722 (avx_vextractf128<mode>): Likewise.
7723 (vec_extract_lo_<mode>): Likewise.
7724 (vec_extract_hi_<mode>): Likewise.
7725 (vec_extract_lo_<mode>): Likewise.
7726 (vec_extract_hi_<mode>): Likewise.
7727 (vec_extract_lo_v16hi): Likewise.
7728 (vec_extract_hi_v16hi): Likewise.
7729 (vec_extract_lo_v32qi): Likewise.
7730 (vec_extract_hi_v32qi): Likewise.
7731 (avx_unpckhpd256): Likewise.
7732 (*avx_unpckhpd): Likewise.
7733 (avx_movddup256): Likewise.
7734 (*avx_movddup): Likewise.
7735 (avx_unpcklpd256): Likewise.
7736 (*avx_unpcklpd): Likewise.
7737 (avx_shufpd256): Likewise.
7738 (avx_shufpd256_1): Likewise.
7739 (*avx_punpckhqdq): Likewise.
7740 (*avx_punpcklqdq): Likewise.
7741 (*avx_shufpd_<mode>): Likewise.
7742 (*avx_storehpd): Likewise.
7743 (*avx_loadhpd): Likewise.
7744 (*avx_loadlpd): Likewise.
7745 (*avx_movsd): Likewise.
7746 (*vec_concatv2df_avx): Likewise.
7747 (*avx_<plusminus_insn><mode>3): Likewise.
7748 (*avx_<plusminus_insn><mode>3): Likewise.
7749 (*avx_mulv8hi3): Likewise.
7750 (*avxv8hi3_highpart): Likewise.
7751 (*avx_umulv8hi3_highpart): Likewise.
7752 (*avx_umulv2siv2di3): Likewise.
7753 (*avx_mulv2siv2di3): Likewise.
7754 (*avx_pmaddwd): Likewise.
7755 (*avx_mulv4si3): Likewise.
7756 (*avx_ashr<mode>3): Likewise.
7757 (*avx_lshr<mode>3): Likewise.
7758 (*avx_ashl<mode>3): Likewise.
7759 (*avx_<code><mode>3): Likewise.
7760 (*avx_eq<mode>3): Likewise.
7761 (*avx_gt<mode>3): Likewise.
7762 (*avx_nand<mode>3): Likewise.
7763 (*avx_nand<mode>3): Likewise.
7764 (*avx_<code><mode>3): Likewise.
7765 (*avx_<code><mode>3): Likewise.
7766 (*avx_packsswb): Likewise.
7767 (*avx_packssdw): Likewise.
7768 (*avx_packuswb): Likewise.
7769 (*avx_punpckhbw): Likewise.
7770 (*avx_punpcklbw): Likewise.
7771 (*avx_punpckhwd): Likewise.
7772 (*avx_punpcklwd): Likewise.
7773 (*avx_punpckhdq): Likewise.
7774 (*avx_punpckldq): Likewise.
7775 (*avx_pinsr<avxmodesuffixs>): Likewise.
7776 (*avx_pinsrq): Likewise.
7777 (*avx_loadld): Likewise.
7778 (*vec_extractv2di_1_rex64_avx): Likewise.
7779 (*vec_extractv2di_1_avx): Likewise.
7780 (*vec_dupv2di_avx): Likewise.
7781 (*vec_concatv2si_avx): Likewise.
7782 (*vec_concatv4si_1_avx): Likewise.
7783 (*vec_concatv2di_avx): Likewise.
7784 (*vec_concatv2di_rex64_avx): Likewise.
7785 (*avx_uavgv16qi3): Likewise.
7786 (*avx_uavgv8hi3): Likewise.
7787 (*avx_psadbw): Likewise.
7788 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7789 (*avx_phaddwv8hi3): Likewise.
7790 (*avx_phadddv4si3): Likewise.
7791 (*avx_phaddswv8hi3): Likewise.
7792 (*avx_phsubwv8hi3): Likewise.
7793 (*avx_phsubdv4si3): Likewise.
7794 (*avx_phsubswv8hi3): Likewise.
7795 (*avx_pmaddubsw128): Likewise.
7796 (*avx_pmulhrswv8hi3): Likewise.
7797 (*avx_pshufbv16qi3): Likewise.
7798 (*avx_psign<mode>3): Likewise.
7799 (*avx_palignrti): Likewise.
7800 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7801 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7802 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7803 (*avx_mpsadbw): Likewise.
7804 (*avx_packusdw): Likewise.
7805 (*avx_pblendvb): Likewise.
7806 (*avx_pblendw): Likewise.
7807 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7808 (avx_ptest256): Likewise.
7809 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7810 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7811 (*avx_aesenc): Likewise.
7812 (*avx_aesenclast): Likewise.
7813 (*avx_aesdec): Likewise.
7814 (*avx_aesdeclast): Likewise.
7815 (avx_vzeroupper): Likewise.
7816 (avx_vzeroupper_rex64): Likewise.
7817 (avx_vpermil<mode>): Likewise.
7818 (avx_vpermilvar<mode>3): Likewise.
7819 (avx_vpermil2<mode>3): Likewise.
7820 (avx_vperm2f128<mode>3): Likewise.
7821 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7822 (avx_vbroadcastss256): Likewise.
7823 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7824 (avx_vinsertf128<mode>): Likewise.
7825 (vec_set_lo_<mode>): Likewise.
7826 (vec_set_hi_<mode>): Likewise.
7827 (vec_set_lo_<mode>): Likewise.
7828 (vec_set_hi_<mode>): Likewise.
7829 (vec_set_lo_v16hi): Likewise.
7830 (vec_set_hi_v16hi): Likewise.
7831 (vec_set_lo_v32qi): Likewise.
7832 (vec_set_hi_v32qi): Likewise.
7833 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7834 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7835 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7836 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7837 (vec_init<mode>): Likewise.
7838 (*vec_concat<mode>_avx): Likewise.
7839 (blendbits): Support V8SF and V4DF.
7840 (sse2_movq128): Support AVX.
7841 (<sse>_movnt<mode>): Likewise.
7842 (sse2_movntv2di): Likewise.
7843 (sse_rcpv4sf2): Likewise.
7844 (sse_sqrtv4sf2): Likewise.
7845 (sse_rsqrtv4sf2): Likewise.
7846 (<sse>_comi): Likewise.
7847 (<sse>_ucomi): Likewise.
7848 (sse_cvtss2si): Likewise.
7849 (sse_cvtss2si_2): Likewise.
7850 (sse_cvtss2siq): Likewise.
7851 (sse_cvtss2siq_2): Likewise.
7852 (sse_cvttss2si): Likewise.
7853 (sse_cvttss2siq): Likewise.
7854 (sse2_cvtsd2si): Likewise.
7855 (sse2_cvtsd2si_2): Likewise.
7856 (sse2_cvtsd2siq): Likewise.
7857 (sse2_cvtsd2siq_2): Likewise.
7858 (sse2_cvttsd2si): Likewise.
7859 (sse2_cvttsd2siq): Likewise.
7860 (sse2_cvtdq2pd): Likewise.
7861 (*sse2_cvtpd2dq): Likewise.
7862 (*sse2_cvttpd2dq): Likewise.
7863 (*sse2_cvtpd2ps): Likewise.
7864 (sse2_cvtps2pd): Likewise.
7865 (sse3_movshdup): Likewise.
7866 (sse3_movsldup): Likewise.
7867 (sse_storehps): Likewise.
7868 (*sse4_1_extractps): Likewise.
7869 (sse2_storelpd): Likewise.
7870 (vec_dupv2df_sse3): Likewise.
7871 (*vec_concatv2df_sse3): Likewise.
7872 (*sse4_1_pextrb): Likewise.
7873 (*sse4_1_pextrb_memory): Likewise.
7874 (*sse2_pextrw): Likewise.
7875 (*sse4_1_pextrw_memory): Likewise.
7876 (*sse4_1_pextrd): Likewise.
7877 (*sse4_1_pextrq): Likewise.
7878 (sse2_pshufd_1): Likewise.
7879 (sse2_pshuflw_1): Likewise.
7880 (sse2_pshufhw_1): Likewise.
7881 (*sse2_storeq_rex64): Likewise.
7882 (*vec_dupv4si): Likewise.
7883 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7884 (sse2_pmovmskb): Likewise.
7885 (*sse2_maskmovdqu): Likewise.
7886 (*sse2_maskmovdqu_rex64): Likewise.
7887 (sse_ldmxcsr): Likewise.
7888 (sse_stmxcsr): Likewise.
7889 (abs<mode>2): Likewise.
7890 (sse4_1_movntdqa): Likewise.
7891 (sse4_1_phminposuw): Likewise.
7892 (sse4_1_extendv8qiv8hi2): Likewise.
7893 (*sse4_1_extendv8qiv8hi2): Likewise.
7894 (sse4_1_extendv4qiv4si2): Likewise.
7895 (*sse4_1_extendv4qiv4si2): Likewise.
7896 (sse4_1_extendv2qiv2di2): Likewise.
7897 (*sse4_1_extendv2qiv2di2): Likewise.
7898 (sse4_1_extendv4hiv4si2): Likewise.
7899 (*sse4_1_extendv4hiv4si2): Likewise.
7900 (sse4_1_extendv2hiv2di2): Likewise.
7901 (*sse4_1_extendv2hiv2di2): Likewise.
7902 (sse4_1_extendv2siv2di2): Likewise.
7903 (*sse4_1_extendv2siv2di2): Likewise.
7904 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7905 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7906 (sse4_1_zero_extendv4qiv4si2): Likewise.
7907 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7908 (sse4_1_zero_extendv2qiv2di2): Likewise.
7909 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7910 (sse4_1_zero_extendv4hiv4si2): Likewise.
7911 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7912 (sse4_1_zero_extendv2hiv2di2): Likewise.
7913 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7914 (sse4_1_zero_extendv2siv2di2): Likewise.
7915 (*sse4_1_zero_extendv2siv2di2): Likewise.
7916 (sse4_1_ptest): Likewise.
7917 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7918 (sse4_2_pcmpestri): Likewise.
7919 (sse4_2_pcmpestrm): Likewise.
7920 (sse4_2_pcmpistri): Likewise.
7921 (sse4_2_pcmpistrm): Likewise.
7923 (aeskeygenassist): Likewise.
7925 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7927 * config/i386/predicates.md (vzeroall_operation): New.
7929 * config/i386/sse.md (avx_vzeroall): New.
7930 (*avx_vzeroall): Likewise.
7932 2008-08-28 Paul Brook <paul@codesourcery.com>
7933 Mark Shinwell <shinwell@codesourcery.com>
7934 Richard Earnshaw <richard.earnshaw@arm.com>
7936 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7937 (TARGET_MIN_ANCHOR_OFFSET): New.
7938 (arm_override_options): Set correct anchor ranges for Thumb-1
7939 and Thumb-2 if required.
7940 (legitimize_pic_address): Handle case involving a TLS symbol
7941 reference with an addend.
7942 (arm_optimization_options): Enable section anchors at -O1 and
7944 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7945 * config/arm/arm-protos.h (arm_optimization_options): New.
7947 2008-08-28 Nick Clifton <nickc@redhat.com>
7949 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7950 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7953 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7954 * config/v850/v850.md (return): Remove frame size restriction.
7956 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7958 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7960 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7962 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7964 2008-08-28 Paul Brook <paul@codesourcery.com>
7966 * config/arm/vfp11.md: Update license notice.
7967 * config/arm/cortex-r4.md: Ditto.
7969 2008-08-28 Richard Guenther <rguenther@suse.de>
7971 PR tree-optimization/37207
7972 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7975 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7978 * tree.c (int_fits_type_p): Don't forget unsigned integers
7979 of type sizetype which higher end word equals -1.
7981 2008-08-28 Ira Rosen <irar@il.ibm.com>
7983 * target.h (struct vectorize): Add new target builtin.
7984 * tree-vectorizer.c (destroy_loop_vec_info): Call
7985 vect_free_slp_instance instead of vect_free_slp_node.
7986 * tree-vectorizer.h (enum slp_load_perm_type): New.
7987 (struct _slp_instance): Add new fields.
7988 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7989 (SLP_INSTANCE_LOADS): New.
7990 (vect_free_slp_tree): Remove.
7991 (vect_free_slp_instance): Declare.
7992 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7993 (vectorizable_load): Add argument.
7994 (vect_transform_slp_perm_load): New.
7995 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7997 (vect_get_place_in_interleaving_chain): New function.
7998 (vect_free_slp_tree): Make static.
7999 (vect_free_slp_instance): New function.
8000 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8001 collect the load location in the interleaving chain.
8002 (vect_supported_slp_permutation_p): New function.
8003 (vect_supported_load_permutation_p): Likewise.
8004 (vect_analyze_slp_instance): In case of loads permutation, call
8005 vect_supported_load_permutation_p to check that the permutation is
8007 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8008 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8009 (vect_create_mask_and_perm): New function.
8010 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8011 (vectorizable_load): Add an argument. Don't keep the created vectors
8012 statements in the node if permutation is required. Call
8013 vect_transform_slp_perm_load to generate the permutation.
8014 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8015 additional argument.
8016 (vect_schedule_slp_instance): In case of loads permutation, allocate
8017 vectorized statements structure for all the related SLP nodes. Call
8018 vect_transform_stmt with addditional argument.
8019 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8020 * config/spu/spu.c (spu_builtin_vec_perm): New.
8021 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8022 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8023 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8024 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8026 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8028 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8029 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8030 __gthread_cond_signal, __gthread_cond_timedwait,
8031 __gthread_cond_timedwait_recursive): New functions.
8032 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8034 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8037 2008-08-28 Richard Guenther <rguenther@suse.de>
8040 * fold-const.c (maybe_canonicalize_comparison_1): Require
8041 undefined overflow only for canonicalizing A +- CST cmp CST.
8042 Make sure to not generate new constants that are not inside
8043 their TYPE_MIN/MAX_VALUE range.
8044 (maybe_canonicalize_comparison): Remove undefined overflow
8046 (fold_binary): Remove now duplicate folding.
8048 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8050 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8051 use not updated in the last change.
8053 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8055 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8056 (IRA_COVER_CLASSES): Add FPUL_REGS.
8058 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8061 * c-common.c (conversion_warning): Check for null operands.
8063 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8066 * c-decl.c (check_for_loop_decls): Improve error message. Give
8069 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8072 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8073 (convert_for_assignment): Pass corrent OPT_W* parameter to
8074 WARN_FOR_ASSIGNMENT.
8076 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8079 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8081 2008-08-27 Paul Brook <paul@codesourcery.com>
8083 * config.gcc: Loosen checks for arm uclinux eabi targets.
8085 2008-08-27 Paul Brook <paul@codesourcery.com>
8087 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8089 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8091 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8093 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8094 the enumerators of an ENUMERAL_TYPE.
8095 * dbxout.c (dbxout_type): Ditto.
8097 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8100 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8101 (fwprop_addr): Check that the loop_father is not the outer loop.
8103 2008-08-26 Paul Brook <paul@codesourcery.com>
8105 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8106 Remove documentation entry for fmul type.
8107 Use fmuls to annotate single-precision multiplication patterns,
8108 fmuld to annotate double-precision multiplication patterns,
8109 fmacs to annotate single-precision multiply-accumulate patterns
8110 and fmacd to annotate double-precision multiply-accumulate patterns.
8111 * config/arm/vfp11.md: Update reservations accordingly.
8112 * config/arm/arm.md: Note that certain values of the "type"
8113 attribute are documented in vfp.md.
8114 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8115 (v10_cvt): Use new fmul types.
8117 2008-08-26 Paul Brook <paul@codesourcery.com>
8119 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8120 * config/arm/vfp11.md: ...here. New.
8121 * config/arm/arm.md: Include vfp11.md.
8123 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8125 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8126 parameter to inform call.
8128 2008-08-26 Jeff Law <law@redhat.com>
8130 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8131 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8132 preferred class when copying a constant into a partial word register.
8134 2008-08-26 Ben Elliston <bje@au.ibm.com>
8136 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8137 * cp/typeck.c: Likewise.
8138 * cp/tree.c: Likewise.
8139 * gimple-low.c: Likewise.
8142 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8144 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8145 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8147 * doc/passes.texi: Describe IRA.
8149 * doc/tm.texi (IRA_COVER_CLASSES,
8150 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8152 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8153 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8154 -fira-propagate-cost, -fno-ira-share-save-slots,
8155 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8157 * flags.h (ira_algorithm): New enumeration.
8158 (flag_ira_algorithm, flag_ira_verbose): New external variable
8161 * postreload.c (gate_handle_postreload): Don't do post reload
8162 optimizations unless the reload is completed.
8164 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8167 * tree-pass.h (pass_ira): New external variable declaration.
8169 * reload.h: Add 2008 to the Copyright.
8171 * cfgloopanal.c: Include params.h.
8172 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8175 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8177 * toplev.c (ira.h): New include.
8178 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8179 (backend_init_target): Call ira_init.
8180 (backend_init): Call ira_init_once.
8181 (finalize): Call finish_ira_once.
8183 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8184 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8187 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8188 may_move_out_cost): New external variable declarations.
8189 (move_table): New typedef.
8191 * caller-save.c: Include headers output.h and ira.h.
8192 (no_caller_save_reg_set): New global variable.
8193 (save_slots_num, save_slots): New variables.
8194 (reg_save_code, reg_restore_code, add_stored_regs): Add
8196 (init_caller_save): Set up no_caller_save_reg_set.
8197 (init_save_areas): Reset save_slots_num.
8198 (saved_hard_reg): New structure.
8199 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8200 (initiate_saved_hard_regs, new_saved_hard_reg,
8201 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8203 (setup_save_areas): Add code for sharing stack slots.
8204 (all_blocks): New variable.
8205 (save_call_clobbered_regs): Process pseudo-register too.
8206 (mark_set_regs): Process pseudo-register too.
8207 (insert_one_insn): Put the insn after bb note in a empty basic
8208 block. Add insn check.
8210 * global.c (eliminable_regset): Make it external.
8211 (mark_elimination): Use DF_LR_IN for IRA.
8212 (pseudo_for_reload_consideration_p): New.
8213 (build_insn_chain): Make it external. Don't ignore spilled
8214 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8215 (gate_handle_global_alloc): New function.
8216 (pass_global_alloc): Add the gate function.
8218 * opts.c (decode_options): Set up flag_ira. Print the warning for
8220 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8222 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8224 * regmove.c (regmove_optimize): Don't do replacement of output for
8227 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8228 New external variable declarations.
8230 * local-alloc.c (update_equiv_regs): Make it external. Return
8231 true if jump label rebuilding should be done. Rescan new_insn for
8233 (gate_handle_local_alloc): New function.
8234 (pass_local_alloc): Add the gate function.
8236 * alias.c (value_addr_p, stack_addr_p): New functions.
8237 (nonoverlapping_memrefs_p): Use them for IRA.
8239 * common.opt (fira, fira-algorithm, fira-coalesce,
8240 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8241 fira-verbose): New options.
8243 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8244 move_cost, may_move_in_cost, may_move_out_cost): Make the
8246 (move_table): Remove typedef.
8247 (init_move_cost): Make it external.
8248 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8251 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8252 setup_reg_classes): New function prototypes.
8253 (eliminable_regset): New external variable declaration.
8254 (build_insn_chain, update_equiv_regs): New function prototypes.
8256 * Makefile.in (IRA_INT_H): New definition.
8257 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8258 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8259 (reload1.o, toplev.o): Add dependence on ira.h.
8260 (cfgloopanal.o): Add PARAMS_H.
8261 (caller-save.o): Add dependence on output.h and ira.h.
8262 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8263 ira-emit.o, ira-lives.o): New entries.
8265 * passes.c (pass_ira): New pass.
8267 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8269 * reload1.c (ira.h): Include the header.
8270 (changed_allocation_pseudos): New bitmap.
8271 (init_reload): Initiate the bitmap.
8272 (compute_use_by_pseudos): Permits spilled registers in FROM.
8273 (temp_pseudo_reg_arr): New variable.
8274 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8275 IRA. Call alter_reg with the additional parameter. Don't clear
8276 spilled_pseudos for IRA. Restore original insn chain for IRA.
8277 Clear changed_allocation_pseudos at the end of reload.
8278 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8279 (hard_regno_to_pseudo_regno): New variable.
8280 (count_pseudo): Check spilled pseudos. Set up
8281 hard_regno_to_pseudo_regno.
8282 (count_spilled_pseudo): Check spilled pseudos. Update
8283 hard_regno_to_pseudo_regno.
8284 (find_reg): Use better_spill_reload_regno_p. Check
8285 hard_regno_to_pseudo_regno.
8286 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8288 (eliminate_regs_1): Use additional parameter for alter_reg.
8289 (finish_spills): Set up pseudo_previous_regs only for spilled
8290 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8291 more arguments. Don't clear live_throughout and dead_or_set for
8292 spilled pseudos. Use additional parameter for alter_reg. Call
8293 mark_allocation_change. Set up changed_allocation_pseudos.
8294 Remove sanity check.
8295 (emit_input_reload_insns, delete_output_reload): Use additional
8296 parameter for alter_reg. Call mark_allocation_change.
8297 (substitute, gen_reload_chain_without_interm_reg_p): New
8299 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8301 * testsuite/gcc.dg/20080410-1.c: New file.
8303 * config/s390/s390.h (IRA_COVER_CLASSES,
8304 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8306 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8308 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8310 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8312 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8314 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8316 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8318 2008-08-24 Jeff Law <law@redhat.com>
8319 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8320 when ignoring unavailable registers.
8322 2008-08-24 Jeff Law <law@redhat.com>
8323 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8324 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8325 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8326 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8328 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8329 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8331 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8332 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8333 * reload1.c (find_reg): Process registers in register allocation order.
8335 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8336 * toplev.c (backend_init_target): Move ira_init call from
8338 (lang_dependent_init_target): ...to here.
8340 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8341 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8342 calculate memory move costs for NO_REGS.
8344 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8345 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8346 STACK_REGS is defined.
8348 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8349 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8351 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8352 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8354 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8355 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8356 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8359 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8360 Dorit Nuzman <dorit@il.ibm.com>
8362 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8363 vec_extract_evenv4sf, vec_extract_evenv8hi,
8364 vec_extract_evenv16qi, vec_extract_oddv4si,
8365 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8366 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8367 vec_interleave_highv4si, vec_interleave_lowv4si,
8368 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8369 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8370 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8372 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8375 * config/rs6000/rs6000.c (optimization_options): Don't default to
8376 section anchors without toplevel reorder.
8378 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8380 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8381 (mfc_end_critical_section): Likewise.
8383 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8385 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8386 all type qualifiers from element type to vector type.
8388 2008-08-25 David Daney <ddaney@avtrex.com>
8390 * config/mips/mips.md (immediate_insn): Move up in file, fix
8391 comment typo, reformat.
8392 (fetchop_bit, atomic_hiqi_op memory_barrier,
8393 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8394 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8395 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8396 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8397 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8398 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8399 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8400 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8401 sync_old_nand<mode>, sync_new_nand<mode>,
8402 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8403 test_and_set_12): Moved to sync.md.
8405 * config/mips/sync.md: New file.
8407 2008-08-25 Richard Henderson <rth@redhat.com>
8409 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8410 (regsave): Likewise.
8411 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8412 (output_cfi_directive): Likewise.
8413 (div_data_align): New.
8414 (output_cfi): Use it.
8416 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8418 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8419 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8420 (TARGET_OCTEON): New macro.
8421 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8422 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8423 (ISA_HAS_POP): New macro.
8424 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8426 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8428 * config/mips/mips.md (cpu): Add octeon.
8429 (type): Add pop attribute value.
8430 (popcount<mode>2): New pattern.
8431 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8433 2008-08-24 Jan Hubicka <jh@suse.cz>
8435 * doc/invoke.texi (-fipa-cp-clone): New option.
8436 (-fipa-cp): Update docs.
8437 (--param ipcp-unit-growth):New.
8438 * ipa-cp.c: Include fibheap.h, params.h
8439 (ipcp_initialize_node_lattices): When not cloning, all externally
8440 visible functions are bottom.
8441 (ipcp_need_redirect_p): Accept clones.
8442 (ipcp_insert_stage): Use cost driven heuristics.
8443 (max_count, dead_nodes): New static vars.
8444 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8445 ipcp_const_param_count): New functions.
8446 * common.opt (ipa-cp-clone): New command line option.
8447 * params.def (ipcp-unit-growth): New.
8449 2008-08-24 Jan Hubicka <jh@suse.cz>
8451 * tree-inline.c (tree_function_versioning): Look harder
8452 for referenced vars.
8454 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8456 PR tree-optimization/37185
8457 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8459 2008-08-23 Jan Hubicka <jh@suse.cz>
8461 * ipa-cp.c (ipcp_analyze_node): New function.
8462 (ipcp_update_cloned_node): Use it.
8463 (ipcp_init_stage): Likewise.
8464 * ipa-inline.c (function_insertion_hook_holder): New static var.
8465 (analyze_function): Break out from ....
8466 (inline_generate_summary): Here; register insertion hook.
8467 (cgraph_decide_inlining): Remove hook.
8468 (add_new_function): New function.
8470 2008-08-23 Jan Hubicka <jh@suse.cz>
8472 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8474 2008-08-23 Jan Hubicka <jh@suse.cz>
8476 * ipa-cp.c (constant_val_insert): Remove.
8477 (ipcp_propagate_one_const): Remove.
8478 (ipcp_create_replace_map): Always insert replacements to the map.
8479 (ipcp_insert_stage): Do not try to insert statements by hand.
8480 * tree-inline.c (insert_init_stmt): Break out from ...
8481 (setup_one_parameter): ... here; allow NULL BB pointer.
8482 (tree_function_versioning): Use setup_one_parameter to process
8485 2008-08-23 Jan Hubicka <jh@suse.cz>
8487 * tree.c (decl_address_ip_invariant_p): New function.
8488 * tree.h (decl_address_ip_invariant_p): Declare.
8489 * gimple.c (strip_invariant_refs): Break out from ...
8490 (is_gimple_invariant_address): ... here
8491 (is_gimple_ip_invariant_address): New function.
8492 (is_gimple_ip_invariant): New function.
8493 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8496 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8497 (ipcp_lat_is_insertable): All constants are insertable.
8498 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8499 IPA_CONST_VALUE_REF.
8500 (ipcp_initialize_node_lattices): Propagate all types of operands.
8501 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8502 (ipcp_create_replace_map): Reformat.
8503 (ipcp_need_redirect_p): Simplify.
8504 (ipcp_insert_stage): Check that argument is used before clonning.
8505 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8507 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8508 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8509 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8510 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8511 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8512 * tree-inline.c (tree_function_versioning): Add variables referenced
8515 2008-08-23 Jan Hubicka <jh@suse.cz>
8518 * i386.c (standard_80387_constant_p): Use optimize_size.
8520 2008-08-23 Ira Rosen <irar@il.ibm.com>
8522 PR tree-optimization/37161
8523 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8524 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8525 (vect_determine_vectorization_factor): Move the scalar type
8526 retrieval to vect_get_smallest_scalar_type.
8527 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8528 scalar type. Remove redundant computation.
8529 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8530 (vect_get_slp_defs): Take the type of RHS into account if
8531 necessary by calling vect_get_smallest_scalar_type. Call
8532 vect_get_constant_vectors with additional argument.
8534 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8537 * doc/invoke.texi (Wwrite-strings): Clarify description.
8539 2008-08-23 Ira Rosen <irar@il.ibm.com>
8541 PR tree-optimization/37174
8542 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8543 def stmt is a part of the loop before accessing its stmt_vec_info.
8545 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8548 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8549 (*swap): New insn pattern.
8550 (*ashlqi3): Rename from ashlqi3 insn pattern.
8551 (ashlqi3): New expanders.
8552 (*lshrqi3): Rename from lshrqi3 insn pattern.
8553 (lshrqi3): New expanders.
8554 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8555 lshrqi3_const5, lshrqi3_const6): New splitters.
8556 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8557 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8560 2008-08-22 Richard Guenther <rguenther@suse.de>
8562 PR tree-optimization/37078
8563 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8564 [+INF, +INF] ranges.
8566 2008-08-22 Richard Guenther <rguenther@suse.de>
8568 PR tree-optimization/37143
8569 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8570 a conversion statement instead of a copy.
8572 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8575 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8576 CCCmode, CCOmode and CCSmode destination modes.
8579 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8580 from different units in a single alternative.
8581 (*vec_extractv2sf_1): Ditto.
8582 (*vec_extractv2si_0): Ditto.
8583 (*vec_extractv2si_1): Ditto.
8584 * config/i386/sse.md (sse2_storehpd): Ditto.
8585 (sse2_storelpd): Ditto.
8586 (sse2_loadhpd): Ditto.
8587 (sse2_loadlpd): Ditto.
8590 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8591 (popcountsi2): Ditto.
8592 (clzdi2_abm): Ditto.
8593 (popcountdi2): Ditto.
8594 (clzhi2_abm): Ditto.
8595 (popcounthi2): Ditto.
8597 2008-08-22 Richard Guenther <rguenther@suse.de>
8601 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8602 if the multiplication does not overflow.
8604 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8606 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8608 2008-08-21 Richard Henderson <rth@redhat.com>
8610 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8611 spurrious comma from test.
8612 * configure: Rebuild.
8614 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8617 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8620 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8622 * c-tree.h (grokfield): New argument.
8623 * c-decl.c (grokfield): Handle new location argument.
8624 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8626 2008-08-21 Richard Guenther <rguenther@suse.de>
8628 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8630 2008-08-21 Jan Hubicka <jh@suse.cz>
8632 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8633 (cgraph_add_function_insertion_hook,
8634 cgraph_remove_function_insertion_hook,
8635 cgraph_call_function_insertion_hooks): New functions.
8636 * cgraph.h (cgraph_add_function_insertion_hook,
8637 cgraph_remove_function_insertion_hook,
8638 cgraph_call_function_insertion_hooks): Declare.
8639 * ipa-reference.c (function_insertion_hook_holder): New variable.
8640 (check_operand, look_for_address_of): When checking late, do not care
8641 about module bitmaps.
8642 (add_new_function): New function.
8643 (generate_summary): Register hooks; zero module bitmaps.
8644 (propagate): Unregister hooks.
8645 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8646 (add_new_function): New function.
8647 (generate_summary): Register hook.
8648 (propagate): Remove hook.
8650 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8652 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8653 * ipa-cp.c (ipcp_update_cloned_node): New function.
8654 (build_const_val): Handle functions correctly; bring type logic
8655 into sync with tree-inline.c
8656 (ipcp_init_stage): Take care of computing stuff needed by
8657 indirect inlining; update clones.
8658 (ipcp_generate_summary): Break out of ipcp_driver.
8659 (ipcp_driver): Do only execution and transformation.
8660 (pass_ipa_cp): Make IPA_PASS.
8661 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8663 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8664 ipcp, some info is already available.
8665 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8666 * tree-inline.c (remap_ssa_name): Unshare expression.
8668 2008-08-21 Richard Guenther <rguenther@suse.de>
8670 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8671 a PHI ask VN if it is already available.
8672 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8673 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8675 2008-08-21 Richard Guenther <rguenther@suse.de>
8678 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8679 makes sure to produce a result of the correct type.
8681 2008-08-21 Jan Hubicka <jh@suse.cz>
8682 Backport from LTO branch:
8684 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8685 Jan Hubicka <jh@suse.cz>
8688 (init_state, finish_state, set_function_state, generate_summary):
8690 (scan_stmt): Renamed from scan_function. Changed to keep state in
8691 local static vars rather than cgraph aux field.
8692 (propagate): Renamed from static_execute. Changed to keep state in
8693 local static vars rather than cgraph aux field.
8694 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8695 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8697 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8699 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8700 * ipa-reference.c (init_function_info, generate_summary,
8701 propagate): New functions.
8702 (analyze_function): Call init_function_info.
8703 (static_execute): Stripped into generate_summary and propagate.
8704 (pass_ipa_reference): Made into ipa_opt_pass.
8706 2008-08-21 Richard Guenther <rguenther@suse.de>
8708 PR tree-optimization/37181
8709 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8711 (extract_range_from_unary_expr): Likewise.
8713 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8715 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8717 * toplev.h (pedwarn_at): Likewise.
8718 * builtins.c: Update all calls to pedwarn.
8719 * c-lex.c: Likewise.
8720 * toplev.c: Likewise.
8721 * c-tree.h: Likewise.
8722 * c-decl.c: Likewise.
8723 * c-errors.c: Likewise.
8724 * c-typeck.c: Likewise.
8725 * c-common.c: Likewise.
8726 * c-parser.c: Likewise.
8728 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8731 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8732 with MODE_VECTOR_INT mode.
8734 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8737 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8738 initialized outside the current module.
8739 (warn_uninitialized_var): Ignore left-hand side when walking the
8740 trees. Ignore address expressions. Examine VUSE operands in gimple
8741 statements with a variable declaration on the right-hand side.
8743 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8746 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8748 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8751 * c-common.c (conversion_warning): Do not warn if applying bit-and
8752 operator to unsigned constant that fits in the target type.
8754 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8757 * c-common.c (conversion_warning): Do not warn for artificial
8760 2008-08-20 Richard Guenther <rguenther@suse.de>
8762 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8763 (extract_range_from_binary_expr): Fall back to constant propagation.
8764 (extract_range_from_unary_expr): Likewise.
8766 2008-08-20 Richard Guenther <rguenther@suse.de>
8768 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8769 with TREE_THIS_VOLATILE on shared nodes.
8770 (fold_stmt_r): Likewise.
8772 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8775 * c-parser.c (c_parser_attributes): For keywords use canonical
8776 spelling for attr_name.
8778 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8780 * value-prof.c (check_counter): Revert wrong call to error.
8782 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8784 * profile.c: Update calls to inform.
8785 * value-prof.c: Update calls to inform.
8787 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8789 * diagnostic.c (inform): Add an explicit location_t parameter.
8790 * toplev.h (inform): Update declaration.
8791 * builtins.c: Update all calls to inform.
8792 * c-common.c: Likewise.
8793 * c-decl.c: Likewise.
8794 * c-opts.c: Likewise.
8795 * c-pch.c: Likewise.
8796 * c-pragma.c: Likewise.
8797 * c-typeck.c: Likewise.
8798 * coverage.c: Likewise.
8800 * toplev.c: Likewise.
8801 * tree-cfg.c: Likewise.
8802 * tree-ssa.c: Likewise.
8804 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8807 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8808 V2DI mode, for SSE4.1, use movq instead of vector set if the
8809 second element is zero and inter-unit moves are OK.
8811 2008-08-20 Richard Guenther <rguenther@suse.de>
8813 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8814 properly handle conversion/copy chains after tuplification.
8816 2008-08-20 Richard Guenther <rguenther@suse.de>
8818 * passes.c (init_optimization_passes): Move the second
8819 forwprop pass before alias computation. Remove the second
8820 DCE pass. Remove the first dominator and phi copy/const
8823 2008-08-20 Nick Clifton <nickc@redhat.com>
8825 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8826 support of this feature. Do not assume that a sufficiently new
8827 assembler will support the feature regardless of the target type.
8828 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8829 * configure: Regenerate.
8831 2008-08-20 Richard Guenther <rguenther@suse.de>
8833 * tree-vrp.c (found_in_subgraph): Remove.
8834 (live): New global static.
8835 (live_on_edge): New function.
8836 (blocks_visited): Remove.
8837 (register_edge_assert_for_2): Use live_on_edge.
8838 (find_conditional_asserts): Remove code dealing with
8839 found_in_subgraph. Do not walk the CFG.
8840 (find_switch_asserts): Likewise.
8841 (find_assert_locations_1): Renamed from find_assert_locations.
8842 Move finding assert locations for conditional and switch
8843 statements first. Update live bitmap. Do not walk the CFG.
8844 (find_assert_locations): New function.
8845 (insert_range_assertions): Remove entry of CFG walk.
8846 Adjust call to find_assert_locations.
8847 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8848 that only can appear because of fake exit edges but assert we
8849 never try to insert on those.
8850 (fini_pre): Do not remove fake exit edges here...
8851 (execute_pre): ...but here, before committing edge inserts.
8853 2008-08-19 Richard Guenther <rguenther@suse.de>
8855 * passes.c (init_optimization_passes): Exchange store-ccp
8858 2008-08-19 Rafael Espíndola <espindola@google.com>
8860 * varasm.c (weak_decls): Move earlier in the file.
8861 (assemble_external): Add weak decls to the weak_decls list.
8862 (declare_weak): Don't add decls to the weak_decls list.
8864 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8867 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8868 before (sse2_shufpd_<mode>).
8870 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8873 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8874 * tree.c (block_nonartificial_location): Likewise.
8876 2008-08-19 Richard Guenther <rguenther@suse.de>
8878 PR tree-optimization/35972
8879 PR tree-optimization/23094
8880 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8882 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8883 handle MISALIGNED_INDIRECT_REF.
8884 (get_ref_from_reference_ops): New helper.
8885 (vn_reference_lookup_pieces): Walk the use-def chain using the
8886 alias-oracle if requested.
8887 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8888 walking the use-def chain.
8889 (compute_avail): But not here.
8890 (create_component_ref_by_pieces_1): Properly handle
8891 MISALIGNED_INDIRECT_REF.
8892 (do_regular_insertion): Handle fully redundant
8893 expressions after PHI-translation also for SSA_NAME values, not
8894 only constants. Correctly use edoubleprime for that.
8896 2008-08-19 Ira Rosen <irar@il.ibm.com>
8898 * tree-vectorizer.c (supportable_widening_operation): Support
8899 multi-step conversion, return the number of steps in such conversion
8900 and the required intermediate types.
8901 (supportable_narrowing_operation): Likewise.
8902 * tree-vectorizer.h (vect_pow2): New function.
8903 (supportable_widening_operation): Change argument types.
8904 (supportable_narrowing_operation): Likewise.
8905 (vectorizable_type_promotion): Add an argument.
8906 (vectorizable_type_demotion): Likewise.
8907 * tree-vect-analyze.c (vect_analyze_operations): Call
8908 vectorizable_type_promotion and vectorizable_type_demotion with
8909 additional argument.
8910 (vect_get_and_check_slp_defs): Detect patterns.
8911 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8913 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8914 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8915 factor according to the smallest type in the loop.
8916 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8917 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8918 supportable_widening_operation with correct arguments.
8919 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8920 operands lists according to the number of vector statements in left
8921 or right node, if exists.
8922 (vect_gen_widened_results_half): Remove unused argument.
8923 (vectorizable_conversion): Call supportable_widening_operation,
8924 supportable_narrowing_operation, and vect_gen_widened_results_half
8925 with correct arguments.
8926 (vectorizable_assignment): Change documentation, support multiple
8928 (vectorizable_operation): Likewise.
8929 (vect_get_loop_based_defs): New function.
8930 (vect_create_vectorized_demotion_stmts): Likewise.
8931 (vectorizable_type_demotion): Support loop-aware SLP and general
8932 multi-step conversion. Call vect_get_loop_based_defs and
8933 vect_create_vectorized_demotion_stmts for transformation.
8934 (vect_create_vectorized_promotion_stmts): New function.
8935 (vectorizable_type_promotion): Support loop-aware SLP and general
8936 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8938 (vectorizable_store): Change documentation, support multiple
8940 (vectorizable_load): Likewise.
8941 (vect_transform_stmt): Pass SLP_NODE to
8942 vectorizable_type_promotion and vectorizable_type_demotion.
8943 (vect_schedule_slp_instance): Move here the calculation of number
8944 of vectorized statements for each node from...
8945 (vect_schedule_slp): ... here.
8946 (vect_transform_loop): Call vect_schedule_slp without the last
8949 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8952 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8953 to == in assert statement.
8954 (vectorizable_reduction): Fix typo.
8956 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8959 * value-prof.c (check_counter): Dereference pointer to overall
8960 count when printing it.
8962 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8964 * profile.h: Really add it.
8966 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8968 * mcf.c: Really add it.
8970 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8971 Vinodha Ramasamy <vinodha@google.com>
8973 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8975 * value-prof.c (check_counter): Fix the counter if
8976 flag_profile_correction is true.
8977 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8978 tree_mod_subtract_transform):
8979 Follow check_counter parameter change.
8980 * common.opt (fprofile-correction): New option.
8982 * profile.h: Likewise.
8983 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8984 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8985 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8987 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8988 flag_profile_correction is set.
8990 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8992 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8994 2008-08-18 Tomas Bily <tbily@suse.cz>
8996 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8997 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8999 * tree-data-ref.c (split_constant_offset_1): Likewise.
9000 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9001 * tree-sra.c (sra_walk_expr): Likewise.
9002 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9003 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9004 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9005 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9007 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9008 * tree-vect-transform.c (vectorizable_type_demotion)
9009 (vectorizable_type_promotion): Likewise.
9010 * tree-inline.c (expand_call_inline):
9011 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9012 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9013 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9014 * expr.c (expand_expr_real_1): Likewise.
9015 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9016 (gimple_assign_unary_useless_conversion_p): Likewise.
9017 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9018 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9019 * fold-const.c (fold_unary): Likewise.
9020 * tree.h (CONVERT_EXPR_P): Likewise.
9021 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9022 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9024 (register_edge_assert_for_2, extract_range_from_unary_expr)
9025 (register_edge_assert_for_1): Likewise.
9027 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9029 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9030 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9031 (enum real_value_const): Delete.
9032 (get_real_const): Delete.
9033 * real.c (get_real_const): Delete.
9034 (dconst_e_ptr): Define.
9035 (dconst_third_ptr): Define.
9036 (dconst_sqrt2_ptr): Define.
9037 * builtins.c: Update all callers.
9039 2008-08-18 Richard Guenther <rguenther@suse.de>
9041 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9042 statement iterator after statement removal.
9044 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9046 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9047 (detect_processor_freebsd): Likewise.
9048 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9050 2008-08-18 Richard Guenther <rguenther@suse.de>
9052 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9053 and loads have the correct types.
9055 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9058 * c-opts.c (cpp_opts): Remove static.
9059 * c-parser.c (cpp_opts): Declare it extern.
9060 (disable_extension_diagnostics): Handle cpp options.
9061 (enable_extension_diagnostics): Likewise.
9063 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9065 * diagnostics.c (permerror_at): Rename as permerror.
9066 (permerror): Delete.
9067 * toplev.h: Likewise.
9069 2008-08-18 Richard Guenther <rguenther@suse.de>
9071 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9072 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9073 Move call_cdce before build_alias. Move copyrename2,
9074 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9075 right after final inlining.
9076 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9077 (pass_build_cfg): But instead via TODO_dump_func.
9079 2008-08-18 Richard Guenther <rguenther@suse.de>
9081 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9083 (scalarize_init): If we failed to generate some initializers
9084 do not generate zeros for not instantiated members. Instead
9085 rely on the copy out.
9086 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9087 about missing flow-sensitive alias info only if we have
9090 2008-08-17 Nick Clifton <nickc@redhat.com>
9092 * doc/extend.texi (Function Attributes): Fix typo in description
9093 if hot function attribute.
9095 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9096 Richard Sandiford <rdsandiford@googlemail.com>
9098 * doc/install.texi (--with-mips-plt): Document.
9099 * doc/invoke.texi (-mplt, -mno-plt): Document.
9100 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9101 and handle ${with_mips_plt}.
9102 * config/mips/mips.opt (mplt): New option.
9103 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9104 (TARGET_ABICALLS_PIC2): Likewise.
9105 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9106 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9107 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9108 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9109 to decide whether to output ".option picX" directives.
9110 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9111 Pass -call_nonpic rather than -KPIC for -mplt.
9112 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9113 on the command line. Also remove it when -mabi=64 is used without
9115 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9116 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9117 TARGET_ABICALLS_PIC0.
9118 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9120 (mips16_build_function_stub): Only output ".option pic" directives
9121 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9122 (mips16_build_call_stub): Fix comment and remove redundant
9123 ".set at"/"set .noat" directives.
9124 (mips_function_rodata_section): Use the default behaviour for
9125 TARGET_ABSOLUTE_ABICALLS.
9126 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9127 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9128 (mips_restore_gp): Do nothing if the current function doesn't use
9130 (mips_expand_prologue): Only save $gp if the current function uses it.
9131 Use a normal move for TARGET_ABICALLS_PIC0.
9132 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9134 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9136 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9137 of function when handling GLOBAL_POINTER_REGNUM.
9139 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9142 * common.opt (-fstack-check): Do not declare the variable here.
9143 (-fstack-check=): New option variant.
9144 * doc/invoke.texi (Code Gen Options): Document it.
9145 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9146 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9147 (STACK_CHECK_STATIC_BUILTIN): New macro.
9148 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9149 * opts.c: Include expr.h.
9150 (common_handle_option) <OPT_fold_stack_check_>: New case.
9151 <OPT_fstack_check>: Likewise.
9152 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9153 consistently in the test for variable-sized types. Adjust for
9154 new behaviour of flag_stack_check.
9155 * explow.c: Include except.h.
9156 (allocate_dynamic_stack_space): Do not take into account
9157 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9158 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9159 for variable-sized parameters. Treat all parameters whose size is
9160 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9161 stack checking is enabled.
9162 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9163 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9164 if generic stack checking is enabled.
9165 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9166 * reload1.c (reload): Likewise.
9167 * stmt.c (expand_decl): Assert that all automatic variables have
9168 fixed size at this point and remove dead code.
9169 * flags.h (stack_check_type): New enumeration type.
9170 (flag_stack_check): Declare.
9171 * toplev.c (flag_stack_check): New global variable.
9172 * Makefile.in (opts.o): Add dependency on EXPR_H.
9173 (explow.o): Add dependency on except.h.
9175 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9177 * config/avr/avr.c (avr_override_options): Reduce value of
9178 PARAM_INLINE_CALL_COST.
9180 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9182 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9183 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9184 lieu of TYPE_MODE (type) throughout.
9186 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9188 * config/arm/arm.c (add_minipool_backward_ref): Check for
9189 8-byte-aligned entries in second case of forcing insertion after a
9190 particular entry. Change third case to avoid inserting
9191 non-8-byte-aligned entries before 8-byte-aligned ones.
9193 2008-08-15 Richard Guenther <rguenther@suse.de>
9195 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9196 strip components for unknown size accesses.
9198 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9200 * config/s390/2097.md New file.
9201 * config/s390/s390.md ("z10prop" attribute): Define none,
9202 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9203 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9204 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9205 possible values and apply them to insns as appropriate.
9206 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9207 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9208 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9209 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9210 ("bfp" mode attribute): Removed. Every occurence replaced
9212 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9213 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9216 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9219 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9222 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9224 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9225 additional argument. Support reduction when duplication is needed due
9226 to data-types of different sizes in the loop.
9227 (get_initial_def_for_induction): Fix printout.
9228 (vect_get_vec_def_for_stmt_copy): Support case where the
9229 vec_stmt_for_operand is a phi node.
9230 (vectorizable_reduction): Support reduction when duplication is needed
9231 due to data-types of different sizes in the loop.
9232 (vectorizable_call): Remove restriction to not vectorize in case we
9233 have data-types of different sizes in the loop.
9234 (vectorizable_conversion): Likewise.
9235 (vectorizable_operation): Likewise.
9236 (vectorizable_type_demotion): Likewise.
9237 (vectorizable_type_promotion): Likewise.
9238 (vectorizable_induction): Add restriction to not vectorize in case
9239 we have data-types of different sizes in the loop.
9241 2008-08-14 Christophe Saout <christophe@saout.de>
9242 Uros Bizjak <ubizjak@gmail.com>
9245 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9246 (*vec_concatv2di_rex64_sse4_1): Ditto.
9247 (*vec_concatv2di_rex64_sse): Ditto.
9249 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9252 * fold-const.c (fold_widened_comparison): Do not allow
9253 sign changes that change the result even if shorter type
9254 is wider than arg1_unw's type.
9256 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9258 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9259 Skip if the multilib testing specifies -march that does not
9260 agree with the one specified in the testcase.
9262 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9264 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9265 zero extend SImode values being converted to TFmode before passing
9268 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9270 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9271 __PPU__ when targeting the Cell/B.E. PPU processor.
9273 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9275 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9276 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9277 Rematerialize the static chain, if any.
9278 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9281 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9283 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9284 (new_loc_descr): Likewise.
9285 (add_loc_descr): Likewise.
9286 (size_of_loc_descr): Likewise.
9287 (size_of_locs): Likewise.
9288 (output_loc_operands): Likewise.
9289 (output_loc_sequence): Likewise.
9290 (new_reg_loc_descr): New.
9291 (build_cfa_loc): Use it.
9292 (build_cfa_aligned_loc): Likewise.
9293 (one_reg_loc_descriptor): Likewise.
9294 (based_loc_descr): Likewise.
9296 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9299 * doc/invoke.texi (Wmain): Update.
9300 * c-decl.c (start_decl): warn_main is only 0 or 1.
9301 (start_function): Likewise. Fix formatting.
9302 (finish_function): Delete redundant warning.
9303 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9304 * c-opts (c_common_handle_option): -Wall only has effect if
9305 warn_main is uninitialized. OPT_Wmain is automatically
9306 handled. -pedantic also enables Wmain.
9307 (c_common_post_options): Handle all logic for Wmain here.
9308 * c-common.c (warn_main): Delete.
9309 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9310 * c-common.h (warn_main): Delete.
9312 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9315 * expr.c (emit_group_store): Allocate stack temp with the
9316 largest alignment when copying from register to stack.
9318 2008-08-13 Richard Guenther <rguenther@suse.de>
9320 * tree.h (maybe_fold_offset_to_address): Declare.
9321 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9322 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9323 Likewise for POINTER_PLUS_EXPR.
9324 (maybe_fold_offset_to_reference): Enable disabled code.
9325 (maybe_fold_offset_to_address): New function.
9326 (fold_stmt_r): Use it.
9327 (fold_gimple_assign): Likewise.
9328 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9329 (gimplify_expr): Likewise.
9331 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9333 * toplev.h (pedwarn_at): Fix declaration.
9335 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9337 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9338 LINK_SPEC): Use %R in -Y P argument.
9340 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9343 * diagnostic.c (pedwarn_at): New.
9344 * toplev.h (pedwarn_at): Declare.
9345 * c-tree.h (build_enumerator): Update declaration.
9346 * c-decl.c (finish_enum): Update comment.
9347 (build_enumerator): Take a location parameter. Give a pedwarn but do
9348 not perform any conversion.
9349 * c-parser.c (c_parser_enum_specifier): Set correct location for
9352 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9355 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9356 expressions except for conversions to signed:1 bitfields. Handle
9357 COND_EXPR with constant operands.
9359 2008-08-13 Richard Guenther <rguenther@suse.de>
9361 PR tree-optimization/15255
9362 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9363 (struct oecount_s): New struct and VEC types.
9365 (oecount_hash): New function.
9366 (oecount_eq): Likewise.
9367 (oecount_cmp): Likewise.
9368 (zero_one_operation): New function.
9369 (build_and_add_sum): Likewise.
9370 (undistribute_ops_list): Perform un-distribution of multiplication
9371 and division on the chain of summands.
9372 (should_break_up_subtract): Also break up subtracts for factors.
9373 (reassociate_bb): Delete dead visited statements.
9374 Call undistribute_ops_list. Re-sort and optimize if it did something.
9375 * passes.c (init_optimization_passes): Move DSE before
9377 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9380 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9382 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9384 * doc/invoke.texi: Revert unintended checkin.
9386 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9389 * gcc.c (include_spec_function): Tweak call to find_a_file.
9391 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9394 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9395 and TRUTH_ORIF_EXPR.
9396 * dojump.c (do_jump): Likewise.
9398 PR tree-optimization/37084
9399 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9400 if id->regimplify, don't assume stmt is a cast assignment.
9402 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9404 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9406 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9409 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9412 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9414 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9415 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9417 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9418 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9419 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9420 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9421 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9423 * doc/tm.texi (Storage Layout): Remove documentation for
9424 TARGET_FLOAT_FORMAT.
9426 * simplify-rtx.c (simplify_binary_operation_1): Replace
9427 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9429 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9431 * real.h (struct real_format): New member has_sign_dependent_rounding.
9432 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9433 spu_single_format, ieee_double_format, mips_double_format,
9434 motorola_double_format, ieee_extended_motorola_format,
9435 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9436 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9437 mips_extended_format, ieee_quad_format, mips_quad_format,
9438 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9439 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9441 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9442 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9443 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9444 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9445 (ROUND_TOWARDS_ZERO): Likewise.
9447 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9448 (FLOAT_MODE_FORMAT): New macro.
9449 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9450 (MODE_COMPOSITE_P): ... this new macro.
9451 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9452 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9453 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9455 * flags.h: Include "real.h".
9457 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9458 REAL_MODE_FORMAT_COMPOSITE_P.
9459 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9461 * doc/tm.texi (Storage Layout): Remove documentation of
9462 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9463 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9464 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9465 they only apply to libgcc2.a.
9467 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9469 * config/spu/float_disf.c: New file.
9470 * config/spu/float_unsdisf.c: New file.
9471 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9472 (LIB2FUNCS_EXCLUDE): Define.
9474 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9475 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9477 * real.h (struct real_format): New member round_towards_zero.
9478 * real.c (round_for_format): Respect fmt->round_towards_zero.
9479 (ieee_single_format, mips_single_format, motorola_single_format,
9480 spu_single_format, ieee_double_format, mips_double_format,
9481 motorola_double_format, ieee_extended_motorola_format,
9482 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9483 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9484 mips_extended_format, ieee_quad_format, mips_quad_format,
9485 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9486 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9488 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9489 real_format to choose rounding mode when calling MPFR functions.
9490 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9491 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9493 * real.h (real_to_decimal_for_mode): Add prototype.
9494 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9495 Respect target rounding mode when generating decimal representation.
9496 (real_to_decimal): New stub for backwards compatibility.
9497 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9498 real_to_decimal_for_mode instead of real_to_decimal.
9500 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9502 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9503 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9505 * real.c (spu_single_format): New variable.
9506 * real.h (spu_single_format): Declare.
9508 * config/spu/spu.c (spu_override_options): Install SFmode format.
9509 (spu_split_immediate): Use integer mode to operate on pieces of
9510 floating-point values in all cases.
9512 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9513 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9514 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9516 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9518 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9520 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9522 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9524 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9527 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9528 on the VAR_DECL instead of TYPE_READONLY on its type.
9530 2008-08-12 Ira Rosen <irar@il.ibm.com>
9532 * tree-vectorizer.c: Depend on langhooks.h.
9533 (supportable_widening_operation): Add two arguments. Support double
9535 (supportable_narrowing_operation): Likewise.
9536 * tree-vectorizer.h (supportable_widening_operation): Add two
9538 (supportable_narrowing_operation): Likewise.
9539 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9540 supportable_widening_operation with correct arguments.
9541 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9542 (vectorizable_type_demotion): Support double type conversions.
9543 (vectorizable_type_promotion): Likewise.
9544 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9546 2008-08-11 Michael Matz <matz@suse.de>
9548 * i386/i386.c (override_options): Move initialisation from
9549 flag_schedule_insns_after_reload to here from ...
9550 (optimization_options): ... here.
9552 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9554 PR rtl-optimization/36998
9555 * dwarf2out.c (compute_barrier_args_size_1,
9556 compute_barrier_args_size): Temporarily remove assertions.
9558 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9561 * tree-ssa.c (struct walk_data): Add new flag
9562 warn_possibly_uninitialized.
9563 (warn_uninitialized_var): Use it.
9564 (warn_uninitialized_vars): New.
9565 (execute_early_warn_uninitialized): Call it.
9566 (execute_late_warn_uninitialized): Likewise.
9568 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9571 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9574 2008-08-09 Jan Hubicka <jh@suse.cz>
9577 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9579 (expand_fix): Be prepared for expansion to fail.
9580 (expand_sfix_optab): Remove instructions if expansion failed.
9582 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9584 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9586 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9587 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9589 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9591 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9592 mips/t-libgcc-mips16 to tmake_file.
9593 * config/mips/mips-protos.h (mips_call_type): New enum.
9594 (mips_pic_base_register, mips_got_load): Declare.
9595 (mips_restore_gp): Take an rtx argument.
9596 (mips_use_pic_fn_addr_reg_p): Declare.
9597 (mips_expand_call): Replace the sibcall_p argument with
9598 a mips_call_type argument. Add a lazy_p parameter.
9599 (mips_split_call): Declare.
9600 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9601 (MIPS16_PIC_TEMP): Likewise.
9602 (reg_class): Delete M16_NA_REGS.
9603 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9604 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9605 (mips_split_hi_p): Declare.
9606 * config/mips/mips.c (mips_split_hi_p): New array.
9607 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9608 (mips_got_symbol_type_p): New function.
9609 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9610 (mips16_stub_function_p): New function.
9611 (mips16_local_function_p): Likewise.
9612 (mips_use_pic_fn_addr_reg_p): Likewise.
9613 (mips_cannot_force_const_mem): Return false for HIGHs.
9614 Extend CONST_INT and symbolic handling to MIPS16, using
9615 mips_symbol_insns to check that the base symbol type is a
9616 legitimate constant. Reject GOT-based constants if
9617 TARGET_MIPS16_PCREL_LOADS.
9618 (mips_const_insns): Check targetm.cannot_force_const_mem when
9619 decomposing a symbolic base and a large offset.
9620 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9621 When calling a function that needs $25 from MIPS16 code,
9622 move the target address into $25 separately and add a USE
9624 (mips16_gp_pseudo_reg): Insert the initializer immediately
9625 before the first real insn.
9626 (mips_pic_base_register, mips_got_load): New functions.
9627 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9628 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9629 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9630 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9631 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9632 also passing NULL_RTX rather than const0_rtx as the aux argument.
9633 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9634 instead of TARGET_EXPLICIT_RELOCS.
9635 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9636 (mips_load_call_address): Replace the sibcall_p argument with
9637 a mips_call_type argument. Use mips_got_load.
9638 (mips16_local_alias): New structure.
9639 (mips16_local_aliases): New variable.
9640 (mips16_local_aliases_hash): New function.
9641 (mips16_local_aliases_eq): Likewise.
9642 (mips16_local_alias): Likewise.
9643 (mips16_stub_function): Likewise.
9644 (mips16_build_function_stub): Create a local alias for the target
9645 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9646 .cpload directive and an R_MIPS_NONE relocation for the target
9647 function, then load the alias rather than the function itself.
9648 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9649 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9650 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9651 (mips16_build_call_stub): Replace the FN parameter with an
9652 FN_PTR parameter. Force the address into a register if it
9653 isn't a call_insn_operand; don't rely on the caller to do this.
9654 If a call to a locally-defined and locally-binding MIPS16
9655 function must be made indirectly, redirect the call to the
9656 function's local alias. Use mips16_stub_function_p,
9657 mips16_stub_function, mips_expand_call and use_reg.
9658 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9659 Use explicit %hi and %lo accesses where possible.
9660 Use MIPS_CALL to generate the correct code form of a
9661 jal instruction. Add clobbers of $18 instead of uses.
9662 Update the call to mips_emit_call_insn.
9663 (mips_expand_call): Replace the SIBCALL_P argument with a
9664 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9665 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9666 allowing it to modify the call address. Update the calls to
9667 mips_load_call_address and mips_emit_call_insn.
9668 (mips_split_call): New function.
9669 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9670 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9671 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9672 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9673 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9675 (mips_cprestore_slot): New function.
9676 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9677 and use mips_cprestore_slot.
9678 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9680 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9681 then use a copygp_mips16 instruction to set up $28.
9682 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9683 (mips16_lay_out_constants): Call split_all_insns_noflow.
9684 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9685 false if TARGET_MIPS16.
9686 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9687 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9688 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9689 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9690 MIPS16 code. Allow MIPS16 o32 PIC.
9691 (mips_override_options): Allow MIPS16 o32 PIC.
9692 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9693 after reload if TARGET_USE_GOT.
9694 (UNSPEC_COPYGP): New constant.
9695 (length): Use a default length of 8 for MIPS16 GOT loads.
9696 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9697 (*got_page<mode>): Check mips_split_hi_p.
9698 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9699 (unspec_got<mode>, unspec_call<mode>): New expanders.
9700 (load_got<mode>, load_call<mode>): Remove the length attributes.
9701 Use a got attribute instead of a type attribute.
9702 (copygp_mips16): New insn.
9703 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9704 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9705 (sibcall, sibcall_value, call, call_value): Update the calls
9706 to mips_expand_call.
9707 (call_internal, call_value_internal): Use mips_split_call.
9708 (call_value_multiple_internal): Likewise.
9709 (call_split): Move after call_internal (the insn it is split from).
9710 (call_internal_direct, call_value_internal_direct): Turn into
9711 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9712 (call_direct_split, call_value_direct_split): New patterns.
9713 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9714 and use M16_REGS instead of M16_NA_REGS.
9715 * config/mips/predicates.md (const_call_insn_operand): Replace
9716 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9717 mips_use_pic_fn_addr_reg_p check.
9718 (move_operand): Reject HIGHs if mips_split_hi_p.
9719 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9720 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9721 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9722 * config/mips/libgcc-mips16.ver: New file.
9723 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9724 $(srcdir)/config/mips/libgcc-mips16.ver.
9726 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9728 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9730 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9731 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9732 (mips16_cfun_returns_in_fpr_p): Likewise.
9734 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9736 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9737 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9738 rather than 4 to PC.
9740 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9742 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9743 (FUNCTION_PROFILER): Save the static chain pointer into $2
9744 beforehand and restore it aftewards.
9745 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9746 address directly into $25 and call the function through $25;
9747 do not clobber $3. Pad the DImode version to cover the space
9748 left by the deleted $25 <- $3 move.
9749 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9750 the removal of the $25 <- $3 move.
9751 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9752 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9754 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9755 Daniel Jacobowitz <dan@codesourcery.com>
9757 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9758 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9759 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9760 * config/mips/mips.c (mips_start_function_definition): New function.
9761 (mips_end_function_definition): Likewise.
9762 (mips_output_function_prologue): Use mips_start_function_definition.
9763 (mips_output_function_epilogue): Use mips_end_function_definition.
9764 (build_mips16_function_stub): Use mips_start_function_definition
9765 and mips_end_function_definition.
9766 (build_mips16_call_stub): Likewise.
9768 2008-08-09 Richard Guenther <rguenther@suse.de>
9770 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9771 * gimple.h (gimple_call_fn): Adjust comment.
9772 (gimple_call_set_fndecl): New function.
9773 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9774 longer having bare FUNCTION_DECL operand.
9775 (gimple_call_return_type): Likewise.
9776 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9778 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9779 (gimple_mod_pow2): Likewise.
9780 (gimple_mod_subtract): Likewise.
9781 (gimple_ic): Likewise.
9782 (gimple_stringop_fixed_value): Likewise.
9783 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9784 longer having bare FUNCTION_DECL operand.
9785 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9786 * omp-low.c (optimize_omp_library_calls): Likewise.
9787 * cgraphunit.c (update_call_expr): Likewise.
9788 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9789 (execute_convert_to_rsqrt): Likewise.
9790 * cfgexpand.c (gimple_to_tree): Simplify.
9791 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9792 bare FUNCTION_DECL operand.
9793 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9794 (convert_gimple_call): Use gimple_call_fndecl.
9795 * c-common.c (c_warn_unused_result): Likewise.
9797 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9800 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9801 (c_finish_return): Likewise.
9802 (c_start_case): Likewise.
9803 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9804 * c-parser.c (c_parser_condition): New. Call
9805 verify_sequence_points.
9806 (c_parser_paren_condition): Call c_parser_condition.
9807 (c_parser_for_statement): Call c_parser_condition.
9809 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9812 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9813 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9814 Moved from diagnostic.h
9815 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9817 (emit_diagnostic): New.
9818 (warning0, pedwarn0): Delete.
9819 (warning, warning_at, pedwarn, permerror): Return bool.
9820 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9821 Moved to diagnostic.c.
9822 (struct diagnostic_context): Use correct type for
9823 classify_diagnostic.
9824 (diagnostic_report_diagnostic): Update declaration.
9825 (emit_diagnostic): Declare.
9826 * errors.c (warning): Return bool.
9827 * errors.h (warning): Update declaration.
9828 * toplev.h (warning0, pedwarn0): Delete.
9829 (warning, warning_at, pedwarn, permerror): Return bool.
9830 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9831 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9832 inform. Update all calls.
9833 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9834 before giving informative note.
9835 (implicit_decl_warning): Likewise.
9836 * c-typeck.c (build_function_call): Likewise.
9837 * tree-sssa.c (warn_uninit): Likewise.
9838 * builtins.c (gimplify_va_arg_expr): Likewise.
9840 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9843 * doc/invoke.texi (-Wextra): Move warning from here...
9844 (-Wuninitialized): ... to here.
9846 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9849 * flags.h (set_Wunused): Delete
9850 * toplev.c (process_options): Handle Wunused flags here.
9851 * opts.c (maybe_warn_unused_parameter): Delete.
9852 (common_handle_option): Replace set_Wunused by warn_unused.
9853 (set_Wextra): Do not handle Wunused-parameter here.
9854 (set_Wunused): Delete.
9855 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9857 * common.opt (Wunused): Add Var and Init.
9858 (Wunused-function): Likewise.
9859 (Wunused-label): Likewise.
9860 (Wunused-parameter): Likewise.
9861 (Wunused-value): Likewise.
9862 (Wunused-variable): Likewise.
9864 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9866 * doc/invoke.texi: Add cpu_type power7.
9867 * config.in (HAVE_AS_VSX): New.
9868 * config.gcc: Add cpu_type power7.
9869 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9871 * configure: Regenerate.
9872 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9874 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9875 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9876 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9878 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9880 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9881 type to vectorize.builtin_conversion.
9882 (vectorizable_conversion): Likewise.
9883 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9884 integral type as input.
9885 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9887 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9888 and ALTIVEC_BUILTIN_VCTSXS.
9889 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9892 2008-08-08 Richard Guenther <rguenther@suse.de>
9894 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9895 (surely_varying_stmt_p): Calls are varying only if they are
9896 non-builtin and not indirect or have no result.
9897 (ccp_fold): Re-instantiate code before the tuples merge.
9899 2008-08-08 Richard Guenther <rguenther@suse.de>
9901 PR tree-optimization/37056
9902 * gimple.h (gimple_assign_rhs_class): New helper function.
9903 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9904 unary operations properly.
9906 2008-08-07 Jan Hubicka <jh@suse.cz>
9908 * i386.h (ix86_size_cost): Declare.
9909 (ix86_cur_cost): New function macro.
9910 * i386.md (peepholes expanding size and splitters): Predicate by
9911 optimize_insn_for_speed_p.
9912 (peepholes reduce size and splitters): Predicate by
9913 optimize_insn_for_size_p.
9914 * i386.c (ix86_size_cost): Rename from ...
9915 (size_cost): This one.
9916 (override_options): Update.
9917 (decide_alg): Likewise.
9918 (ix86_expand_clear): Use RTL profile.
9919 (ix86_pad_returns): Use RTL profile.
9921 2008-08-07 Jan Hubicka <jh@suse.cz>
9923 * recog.c (split_all_insns): Set RTL profile
9924 (peephole2_optimize): Likewise.
9925 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9926 * combine.c (combine_instructions): Likewise.
9928 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9930 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9932 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9934 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9935 value in a6 after the set_frame_ptr insn.
9937 2008-08-07 Richard Henderson <rth@redhat.com>
9940 * gcc.c (cpp_options): Pass along -g*.
9942 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9944 * config/arm/arm.c (output_move_neon): Update comment describing
9945 big-endian vector layout.
9946 (arm_assemble_integer): Do not handle big-endian NEON vectors
9948 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9949 neon_vget_lane<mode>_sext_internal,
9950 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9951 element indices for big-endian.
9953 2008-08-07 Richard Henderson <rth@redhat.com>
9955 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9956 * configure, config.in: Rebuild.
9957 * debug.h (dwarf2out_do_cfi_asm): Declare.
9958 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9959 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9960 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9961 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9963 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9965 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9966 movv2si_internal): Combine into mov<mode>_internal.
9967 (movv2si_internal_2): Remove.
9969 2008-08-07 Jan Hubicka <jh@suse.cz>
9972 * i386.md (single stringop patterns): Enable unconditionally.
9974 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9977 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9979 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9980 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9982 * config/i386/sse.md (sse2_movq128): New.
9984 * doc/extend.texi: Document __builtin_ia32_movq128.
9986 2008-08-07 Richard Guenther <rguenther@suse.de>
9989 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9990 pointers can access anything.
9992 2008-08-06 Jan Hubicka <jh@suse.cz>
9994 * optabs.c (emit_unop_insn): Break out to ...
9995 (maybe_emit_unop_insn): ... this one.
9996 (expand_sfix_optab): Use maybe variant.
9997 * optabs.h (maybe_emit_unop_insn): Declare.
9999 * i386.md (mov0 patterns): Enable by default.
10000 (FP conversion expanders): Disable expansion of code expanding
10001 sequences when instruction should be optimized for size.
10002 (single strinop patterns): Enable when optimizing for size.
10003 (string expanders): Disable expanding of code expanding sequences
10004 when optimizning instruction for size.
10005 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10007 (ix86_fp_comparison_sahf_cost): Likewise.
10008 (ix86_expand_branch): Likewise.
10009 (ix86_expand_ashl_const): Likewise.
10010 (ix86_split_ashl): Likewise.
10011 (ix86_expand_strlen): Likewise.
10012 (ix86_emit_fp_unordered_jump): Likewie.
10014 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10016 * c-common.c: Fix typo.
10017 (c_common_reswords): Activate more C++ keyword warnings.
10019 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10021 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10024 * diagnostic.c (permerror_at): New.
10025 * toplev.h (permerror_at): Declare.
10027 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10028 Ira Rosen <irar@il.ibm.com>
10030 * tree-vect-transform.c (vect_model_simple_cost): Return
10031 immediately if stmt is pure SLP.
10032 (vect_model_store_cost): Ditto.
10033 (vect_model_load_cost): Ditto.
10034 (vectorizable_store): Remove PURE_SLP check before call
10035 to vect_model_store_cost.
10036 (vect_model_store_cost): When checking whether stmt describe
10037 strided access, add a check that it is not slp_node.
10039 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10042 * c-common.c (warn_for_sign_compare): New. Handle separately the
10043 case that 'constant' is zero.
10044 * c-typeck.c (build_binary_op): Move code to c-common.c
10046 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10048 * config/alpha/alpha.c (alpha_preferred_reload_class,
10049 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10050 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10051 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10052 * config/arm/arm.md: Likewise.
10053 * config/avr/avr-protos.h (preferred_reload_class,
10054 test_hard_reg_class, avr_simplify_comparison_p,
10055 out_shift_with_cnt, class_max_nregs): Likewise.
10056 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10057 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10058 preferred_reload_class, test_hard_reg_class): Likewise.
10059 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10060 bfin_memory_move_cost, bfin_secondary_reload,
10061 bfin_output_mi_thunk): Likewise.
10062 * config/crx/crx.c (crx_secondary_reload_class,
10063 crx_memory_move_cost): Likewise.
10064 * config/frv/frv-protos.h (frv_secondary_reload_class,
10065 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10066 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10067 frv_secondary_reload_class, frv_class_likely_spilled_p,
10068 frv_class_max_nregs): Likewise.
10069 * config/h8300/h8300.c (h8300_classify_operand,
10070 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10072 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10073 * config/ia64/ia64.c (ia64_preferred_reload_class,
10074 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10075 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10076 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10078 * config/m68hc11/m68hc11.c (preferred_reload_class,
10079 m68hc11_memory_move_cost): Likewise.
10080 * config/mcore/mcore.c (mcore_secondary_reload_class,
10081 mcore_reload_class): Likewise.
10082 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10083 mips_class_max_nregs, mips_cannot_change_mode_class,
10084 mips_preferred_reload_class, mips_secondary_reload_class,
10085 mips_output_mi_thunk): Likewise.
10086 * config/mmix/mmix.c (mmix_preferred_reload_class,
10087 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10089 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10091 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10092 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10093 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10094 * config/rs6000/rs6000.c (paired_expand_vector_init,
10095 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10096 compare_section_name, rs6000_memory_move_cost): Likewise.
10097 * config/s390/s390.c (s390_emit_compare_and_swap,
10098 s390_preferred_reload_class, s390_secondary_reload,
10099 legitimize_pic_address, legitimize_tls_address,
10100 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10101 s390_class_max_nregs): Likewise.
10102 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10103 * config/s390/s390.md: Likewise.
10104 * config/score/score-protos.h (score_secondary_reload_class,
10105 score_preferred_reload_class): Likewise.
10106 * config/score/score.c (score_preferred_reload_class,
10107 score_secondary_reload_class): Likewise.
10108 * config/score/score3.c (score3_output_mi_thunk,
10109 score3_preferred_reload_class, score3_secondary_reload_class,
10110 score3_hard_regno_mode_ok): Likewise.
10111 * config/score/score3.h (score3_preferred_reload_class,
10112 score3_secondary_reload_class): Likewise.
10113 * config/score/score7.c (score7_output_mi_thunk,
10114 score7_preferred_reload_class, score7_secondary_reload_class,
10115 score7_hard_regno_mode_ok): Likewise.
10116 * config/score/score7.h (score7_preferred_reload_class,
10117 score7_secondary_reload_class): Likewise.
10118 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10119 output_branchy_insn, add_constant, gen_block_redirect,
10120 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10121 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10122 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10123 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10124 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10125 xstormy16_preferred_reload_class): Likewise.
10126 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10127 xtensa_expand_atomic, override_options,
10128 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10130 * reorg.c (try_merge_delay_insns): Likewise.
10131 * tree.c (merge_dllimport_decl_attributes): Likewise.
10133 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10135 2008-08-06 Michael Matz <matz@suse.de>
10137 * Makefile.in (write_entries_to_file): Quote words.
10138 * gengtype.c: (read_input_line): Skip over leading white-space.
10140 2008-08-06 Marc Gauthier <marc@tensilica.com>
10142 * config.gcc: Match more processor names for Xtensa.
10143 * configure.ac: Likewise.
10144 * doc/install.texi (Specific): Likewise.
10145 * configure: Regenerate.
10147 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10149 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10150 * calls.c (avoid_likely_spilled_reg): Likewise.
10151 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10152 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10153 * config/i386/i386.c (ix86_expand_special_args_builtin,
10154 ix86_secondary_reload): Likewise.
10155 * except.c (struct eh_region, gen_eh_region_catch,
10156 remove_unreachable_regions, duplicate_eh_regions,
10157 assign_filter_values, build_post_landing_pads,
10158 sjlj_find_directly_reachable_regions, remove_eh_handler,
10159 reachable_next_level, foreach_reachable_handler,
10160 can_throw_internal_1, can_throw_external_1,
10161 collect_one_action_chain): Likewise.
10162 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10163 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10164 * function.c (update_temp_slot_address, instantiate_new_reg,
10165 instantiate_virtual_regs_in_rtx,
10166 instantiate_virtual_regs_in_insn): Likewise.
10167 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10168 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10169 gimplify_cleanup_point_expr): Likewise.
10170 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10171 * passes.c (next_pass_1): Likewise.
10172 * print-tree.c (print_node_brief, print_node): Likewise.
10173 * profile.c (branch_prob): Likewise.
10174 * tree-dump.c (dump_register): Likewise.
10175 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10177 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10178 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10179 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10180 copy_arguments_for_versioning, copy_static_chain): Likewise.
10181 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10182 add_new_name_mapping, register_new_name_mapping): Likewise.
10183 * tree-mudflap.c (mf_xform_derefs): Likewise.
10184 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10185 get_init_expr, combine_chains): Likewise.
10186 * tree-pretty-print.c (dump_generic_node): Likewise.
10187 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10188 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10189 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10190 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10192 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10194 PR middle-end/37010
10195 * calls.c (expand_call): Use the biggest preferred stack
10198 2008-08-06 Michael Matz <matz@suse.de>
10201 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10202 for reused reload, instead of overwriting them.
10204 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10206 PR middle-end/37009
10207 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10208 for incoming stack boundary.
10210 * function.c (assign_parm_find_entry_rtl): Update
10211 parm_stack_boundary.
10213 * function.h (rtl_data): Add parm_stack_boundary.
10215 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10216 parm_stack_boundary for incoming stack boundary.
10218 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10220 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10221 for unrepresentable subregs or treat them as equal to other regs
10222 or subregs with the same register number.
10224 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10226 PR middle-end/35432
10227 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10230 2008-08-06 Jan Hubicka <jh@suse.cz>
10232 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10233 frequencies might be hot.
10235 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10237 * reload.c (find_reloads): Force constants into literal pool
10238 also if they are wrapped in a SUBREG.
10240 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10243 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10244 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10245 Don't allow predicated instructions for data speculation.
10246 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10249 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10251 * haifa-sched.c (extend_global): Split to extend_global_data and
10252 extend_region_data. Update all uses.
10253 (extend_all): Rename to extend_block_data.
10255 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10257 * sched-rgn.c (new_ready): Check if instruction can be
10258 speculatively scheduled before attempting speculation.
10259 (debug_rgn_dependencies): Remove wrongful assert.
10261 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10263 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10265 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10267 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10268 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10269 va_size, and type_size.
10271 2008-08-04 Jason Merrill <jason@redhat.com>
10274 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10275 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10277 2008-08-05 Richard Henderson <rth@redhat.com>
10279 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10280 * configure: Rebuild.
10282 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10285 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10286 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10289 2008-08-05 Richard Henderson <rth@redhat.com>
10291 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10292 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10293 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10294 * common.opt (fdwarf2-cfi-asm): New.
10295 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10296 * config.in, configure: Rebuild.
10297 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10298 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10300 (dw2_force_const_mem): Externalize.
10301 * dwarf2asm.h: Update.
10302 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10303 generate a real label.
10304 (output_cfi_directive): New.
10305 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10306 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10307 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10309 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10310 (output_loc_operands_raw, output_loc_sequence_raw): New.
10311 (output_cfa_loc_raw): New.
10313 2008-08-05 Paul Brook <paul@codesourcery.com>
10315 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10316 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10317 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10318 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10319 * config/arm/arm.h (TARGET_VFPD32): Define.
10320 (TARGET_VFP3): Use TARGET_VFPD32.
10321 (fputype): Add FPUTYPE_VFP3D16.
10322 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10323 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10324 * config/arm/arm-cores.def: Add cortex-r4f.
10325 * config/arm/arm-tune.md: Regenerate.
10327 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10329 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10330 Reword some comments throughout the file.
10332 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10333 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10334 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10335 MFC_MIN_DMA_LIST_ELEMENTS.
10336 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10337 MFC_MAX_DMA_LIST_ELEMENTS.
10339 (MFC_START_ENABLE): Remove PPU-only define.
10340 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10341 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10343 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10344 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10345 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10346 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10347 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10348 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10349 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10351 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10352 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10353 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10354 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10356 (spu_read_machine_status): Fix typo.
10358 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10360 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10361 SUBREG of multi-word hard register.
10362 * config/spu/spu.c (valid_subreg): Likewise.
10363 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10365 2008-08-04 Richard Guenther <rguenther@suse.de>
10367 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10368 the candidate with the stripped base if that base is different
10369 from the original base even for offset zero.
10371 2008-08-04 Richard Guenther <rguenther@suse.de>
10373 PR middle-end/36691
10374 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10375 check for no_overflow.
10377 2008-08-04 Richard Guenther <rguenther@suse.de>
10379 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10381 2008-08-04 Paul Brook <paul@codesourcery.com>
10383 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10384 (arm_order_regs_for_local_alloc): New function.
10385 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10387 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10389 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10392 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10393 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10394 (ix86_expand_epilogue): Likewise.
10396 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10398 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10401 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10403 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10404 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10405 (*movv2sf_internal_rex64): Ditto.
10407 2008-08-03 Jan Hubicka <jh@suse.cz>
10409 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10410 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10411 * expmed.c (expand_smod_pow2): Likewise.
10413 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10416 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10417 alternative 0 of operand 1.
10418 (*vec_concatv2di_rex64_sse): Ditto.
10419 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10421 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10422 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10423 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10424 (*movv2sf_internal_rex64): Ditto.
10426 2008-08-02 Richard Guenther <rguenther@suse.de>
10429 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10430 (ssedoublesizemode): New mode attribute.
10431 (sse_shufps): Call gen_sse_shufps_v4sf.
10432 (sse_shufps_1): Macroize.
10433 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10434 (sse2_shufpd_1): Macroize.
10435 (vec_extract_odd, vec_extract_even): New expanders.
10436 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10437 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10438 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10439 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10440 (ix86_expand_vector_set): Likewise.
10441 (ix86_expand_reduc_v4sf): Likewise.
10443 2008-08-01 Doug Kwan <dougkwan@google.com>
10445 * matrix-reorg.c: Re-enable all code.
10446 (struct malloc_call_data): Change CALL_STMT to gimple type.
10447 (collect_data_for_malloc_call): Tuplify.
10448 (struct access_site_info): Change STMT to gimple type.
10449 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10450 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10451 (struct free_info): Change STMT to gimple type.
10452 (struct matrix_access_phi_node): Change PHI to gimple type.
10453 (get_inner_of_cast_expr): Remove.
10454 (may_flatten_matrices_1): Tuplify.
10455 (may_flatten_matrices): Ditto.
10456 (mark_min_matrix_escape_level): Ditto.
10457 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10458 (ssa_accessed_in_call_rhs): New
10459 (ssa_accessed_in_assign_rhs): New
10460 (record_access_alloc_site_info): Tuplify.
10461 (add_allocation_site): Ditto.
10462 (analyze_matrix_allocation_site): Ditto.
10463 (analyze_transpose): Ditto.
10464 (get_index_from_offset): Ditto.
10465 (update_type_size): Ditto.
10466 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10467 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10468 (analyze_accesses_for_phi_node): Tuplify.
10469 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10470 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10471 (analyze_matrix_accesses): Tuplify.
10472 (check_var_data): New call-back type for check_var_notmodified_p.
10473 (check_var_notmodified_p): Tuplify and use call-back struct to
10474 return statement found.
10475 (can_calculate_expr_before_stmt): Factor out statement related code
10477 (can_calculate_stmt_before_stmt): New.
10478 (check_allocation_function): Tuplify.
10479 (find_sites_in_func): Ditto.
10480 (record_all_accesses_in_func): Ditto.
10481 (transform_access_sites): Ditto.
10482 (transform_allocation_sites): Ditto.
10483 (matrix_reorg): Re-enable.
10484 (gate_matrix_reorg): Re-enable.
10486 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10488 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10489 for labels for which it hasn't been set yet. If it has been set,
10490 stop walking insns and continue with next worklist item.
10491 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10492 if the only BARRIER is at the very end of a function.
10494 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10496 * cfgexpand.c (expand_stack_alignment): Assert that
10497 stack_realign_drap and drap_rtx must match.
10499 * function.c (instantiate_new_reg): If DRAP is used to realign
10500 stack, replace virtual_incoming_args_rtx with internal arg
10503 2008-08-01 Richard Guenther <rguenther@suse.de>
10505 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10506 loop information only if we initialized it.
10507 (execute_pre): Call fini_pre with in_fre.
10508 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10509 if we do not unroll because we hit max-completely-peeled-insns.
10510 Use our estimation for consistency, do allow shrinking.
10512 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10514 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10515 with MIN_STACK_BOUNDARY.
10516 (ix86_update_stack_boundary): Likewise.
10517 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10520 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10521 (MIN_STACK_BOUNDARY): This.
10523 2008-08-01 Richard Guenther <rguenther@suse.de>
10525 PR middle-end/36997
10526 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10528 2008-08-01 Richard Guenther <rguenther@suse.de>
10530 PR tree-optimization/36988
10531 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10532 do not matter if that doesn't change volatile qualification.
10534 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10536 * configure.ac: Do not generate libada-mk. Do not subst
10537 host_cc_for_libada.
10538 * libada-mk.in: Remove.
10539 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10540 * configure: Regenerate.
10542 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10544 * tree-pass.h: Added comment about not dumping passes with name
10545 starting with star in struct opt_pass.
10546 * passes.c (register_dump_files_1): Don't do dump for a pass with
10547 name starting with star.
10548 * doc/passes.texi (Pass manager): Mention pass names and special
10549 meaning of star prefix to avoid dump.
10551 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10553 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10555 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10556 (ISA_MIPS64R2): New macro.
10557 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10558 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10559 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10560 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10561 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10562 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10563 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10564 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10565 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10566 Move up to keep list alphabetically sorted.
10567 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10568 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10570 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10571 (-march=@var{arch}): Add mips64r2.
10573 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10575 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10577 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10579 * expr.c (expand_assignment): Check for complete type.
10581 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10584 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10586 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10587 for stack alignment.
10589 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10591 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10593 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10594 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10596 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10598 PR rtl-optimization/36419
10599 * dwarf2out.c (barrier_args_size): New variable.
10600 (compute_barrier_args_size, compute_barrier_args_size_1): New
10602 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10603 if not called yet in the current function, use barrier_args_size
10604 array to find the new args_size value.
10605 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10607 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10610 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10613 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10616 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10617 (dwarf2out_stack_adjust): Use it.
10618 (dwarf2out_frame_debug_expr): Likewise.
10620 2008-07-31 Richard Guenther <rguenther@suse.de>
10622 PR tree-optimization/36978
10623 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10624 the generated condition.
10626 2008-07-31 Richard Guenther <rguenther@suse.de>
10628 * passes.c (init_optimization_passes): Always call
10629 pass_early_warn_uninitialized.
10630 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10631 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10632 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10634 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10637 * builtins.c (maybe_emit_free_warning): New function.
10638 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10639 maybe_emit_free_warning for BUILT_IN_FREE.
10642 * dwarf2out.c (get_context_die): New function.
10643 (force_decl_die, force_type_die): Use it.
10644 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10645 returns NULL, force generation of DW_TAG_typedef and put that into
10648 PR preprocessor/36649
10649 * c-pch.c (c_common_read_pch): Save and restore
10650 line_table->trace_includes across PCH restore.
10652 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10655 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10657 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10660 * final.c (call_from_call_insn): Handle COND_EXEC.
10662 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10664 * builtins.c (std_gimplify_va_arg_expr): Replace
10665 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10666 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10668 2008-07-30 Joey Ye <joey.ye@intel.com>
10669 H.J. Lu <hongjiu.lu@intel.com>
10671 * builtins.c (expand_builtin_setjmp_receiver): Replace
10672 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10673 (expand_builtin_apply_args_1): Likewise.
10674 (expand_builtin_longjmp): Need DRAP for stack alignment.
10675 (expand_builtin_apply): Likewise.
10677 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10678 instead of assign_stack_local to allow alignment reduction.
10680 * calls.c (emit_call_1): Need DRAP for stack alignment if
10682 (expand_call): Replace virtual_incoming_args_rtx with
10683 crtl->args.internal_arg_pointer.
10684 * stmt.c (expand_nl_goto_receiver): Likewise.
10686 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10687 alignment and store to stack_alignment_estimated and
10688 max_used_stack_slot_alignment.
10689 (expand_one_var): Likewise.
10690 (expand_stack_alignment): New function.
10691 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10692 and stack_alignment_estimated fields in rtl_data. Call
10693 expand_stack_alignment at end.
10695 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10696 (MAX_STACK_ALIGNMENT): Likewise.
10697 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10698 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10700 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10701 stack alignment when generating virtual registers.
10703 * function.c (assign_stack_local): Renamed to ...
10704 (assign_stack_local_1): This. Add a parameter to indicate
10705 if it is OK to reduce alignment.
10706 (assign_stack_local): Use it.
10707 (instantiate_new_reg): Instantiate virtual incoming args rtx
10708 to vDRAP if stack realignment and DRAP is needed.
10709 (assign_parms): Collect parameter/return type alignment and
10710 contribute to stack_alignment_estimated.
10711 (locate_and_pad_parm): Likewise.
10712 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10713 with crtl->args.internal_arg_pointer.
10715 * function.h (rtl_data): Add new field drap_reg,
10716 max_used_stack_slot_alignment, stack_alignment_estimated,
10717 stack_realign_needed, need_drap, stack_realign_processed and
10718 stack_realign_finalized.
10719 (stack_realign_fp): New macro.
10720 (stack_realign_drap): Likewise.
10722 * global.c (compute_regsets): Frame pointer is needed when
10723 stack is realigned. Can eliminate frame pointer when stack is
10724 realigned and dynamic realigned argument pointer isn't used.
10726 * reload1.c (update_eliminables): Frame pointer is needed
10727 when stack is realigned.
10728 (init_elim_table): Can eliminate frame pointer when stack is
10729 realigned and dynamic realigned argument pointer isn't used.
10731 * rtl.h (assign_stack_local_1): Declare new funtion.
10733 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10734 (TARGET_GET_DRAP_RTX): Likewise.
10735 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10736 TARGET_GET_DRAP_RTX.
10738 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10740 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10741 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10743 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10744 H.J. Lu <hongjiu.lu@intel.com>
10746 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10747 vdrap_reg, stack_realign and drap_reg_saved.
10748 (add_cfi): Don't allow redefining CFA when DRAP is used.
10749 (reg_save): Handle stack alignment.
10750 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10751 alignment. Don't generate DWARF information for (set fp sp)
10753 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10755 (int_loc_descriptor): Move prototype forward. Also define if
10756 DWARF2_UNWIND_INFO is true.
10757 (output_cfa_loc): Handle DW_CFA_expression.
10758 (build_cfa_aligned_loc): New.
10759 (based_loc_descr): Update assert for stack realign. For local
10760 variables, use sp+offset when stack is aligned without drap and
10761 fp+offset when stack is aligned with drap. For arguments, use
10762 cfa+offset when drap is used to align stack.
10764 2008-07-30 Joey Ye <joey.ye@intel.com>
10765 H.J. Lu <hongjiu.lu@intel.com>
10767 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10769 (ix86_gen_andsp): New.
10770 (ix86_user_incoming_stack_boundary): Likewise.
10771 (ix86_default_incoming_stack_boundary): Likewise.
10772 (ix86_incoming_stack_boundary): Likewise.
10773 (ix86_can_eliminate): Likewise.
10774 (find_drap_reg): Likewise.
10775 (ix86_update_stack_boundary): Likewise.
10776 (ix86_get_drap_rtx): Likewise.
10777 (ix86_finalize_stack_realign_flags): Likewise.
10778 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10779 (TARGET_GET_DRAP_RTX): Likewise.
10780 (override_options): Overide option value for new options.
10781 (ix86_function_ok_for_sibcall): Remove check for
10782 force_align_arg_pointer.
10783 (ix86_handle_cconv_attribute): Likewise.
10784 (ix86_function_regparm): Likewise.
10785 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10786 (ix86_va_start): Replace virtual_incoming_args_rtx with
10787 crtl->args.internal_arg_pointer.
10788 (ix86_select_alt_pic_regnum): Check DRAP register.
10789 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10790 (ix86_compute_frame_layout): Compute frame layout wrt stack
10792 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10793 (ix86_expand_prologue): Decide if stack realignment is needed
10794 and generate prologue code accordingly.
10795 (ix86_expand_epilogue): Generate epilogue code wrt stack
10796 realignment is really needed or not.
10798 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10799 (ABI_STACK_BOUNDARY): Likewise.
10800 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10801 (STACK_REALIGN_DEFAULT): Likewise.
10802 (INCOMING_STACK_BOUNDARY): Likewise.
10803 (MAX_STACK_ALIGNMENT): Likewise.
10804 (ix86_incoming_stack_boundary): Likewise.
10805 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10806 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10807 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10808 (machine_function): Remove force_align_arg_pointer.
10810 * config/i386/i386.md (BX_REG): New.
10811 (R13_REG): Likewise.
10813 * config/i386/i386.opt (mforce_drap): New.
10814 (mincoming-stack-boundary): Likewise.
10815 (mstackrealign): Add Init(-1).
10817 * config/i386/i386-protos.h (ix86_can_eliminate): New
10819 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10821 * doc/extend.texi: Update force_align_arg_pointer.
10823 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10826 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10827 (INCOMING_STACK_BOUNDARY): Likewise.
10828 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10829 (TARGET_GET_DRAP_RTX): Likewise.
10831 2008-07-30 Andreas Schwab <schwab@suse.de>
10833 PR rtl-optimization/36929
10834 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10835 add_insn_before and fix argument order.
10836 (replace_inc_dec_mem): Handle NULL rtx.
10838 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10840 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10842 (arm_compute_initial_elimination_offset): Use it.
10843 (arm_compute_save_reg_mask): Include static chain save slot when
10844 calculating alignment.
10845 (arm_get_frame_offsets): Ditto.
10846 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10847 that we can use to decrement the stack when the stack decrement
10848 could be too big for an immediate value in a single insn.
10849 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10851 2008-07-30 Richard Guenther <rguenther@suse.de>
10853 PR tree-optimization/36967
10854 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10855 Release defs of statements we remove.
10857 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10859 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10860 instead of NULL_RTVEC.
10862 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10866 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10869 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10871 * final.c (call_from_call_insn): New.
10872 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10874 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10876 * configure.ac: Substitute ADA_CFLAGS.
10877 * configure: Regenerate.
10878 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10879 * Makefile.in: Remove mention of X_* variables.
10880 * config/pa/x-ada-hpux10: Remove.
10881 * config/pa/x-ada: Remove.
10883 * doc/fragments.texi: Update.
10885 2008-07-30 Olivier Hainque <hainque@adacore.com>
10887 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10888 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10889 __dso_handle explicitly here.
10891 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10894 * c-typeck.c (build_binary_op): Encapsulate code into...
10895 * c-common.c (shorten_binary_op): ...this new function.
10896 (conversion_warning): Use the new function. Handle non-negative
10897 constant in bitwise-and.
10898 * c-common.h (shorten_binary_op): Declare.
10900 2008-07-30 Olivier Hainque <hainque@adacore.com>
10902 * scan.c (make_sstring_space): Add explicit conversions of
10903 allocator's return value.
10904 * fix-header.c (recognized_function): Likewise.
10906 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10908 * doc/cpp.texi: Update to GFDL 1.2.
10909 * doc/gcc.texi: Do not list GPL as Invariant Section.
10910 * doc/gccint.texi: Likewise. Update copyright years.
10911 * doc/install.texi: Update copyright years.
10913 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10916 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10917 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10919 2008-07-29 Jan Hubicka <jh@suse.cz>
10921 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10922 (grokdeclarator): Likewise.
10923 * langhooks.c (lhd_warn_unused_global_decl): Use
10924 DECL_DECLARED_INLINE_P.
10925 * print-tree.c (print_node): Remove DECL_INLINE check.
10927 2008-07-29 Richard Guenther <rguenther@suse.de>
10929 PR tree-optimization/36945
10930 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10931 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10932 Record invariant addresses un-decomposed.
10933 (copy_reference_ops_from_call): Record reference call
10934 arguments properly. Simplify.
10935 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10936 helper split out from ...
10937 (create_component_ref_by_pieces): ... here. Simplify.
10938 Prepare for recursive invocation for call arguments.
10939 (create_expression_by_pieces): Adjust call to
10940 create_component_ref_by_pieces.
10941 (compute_avail): Process operand 2 of reference ops.
10943 2008-07-29 Richard Guenther <rguenther@suse.de>
10945 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10947 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10949 * c-format.c (check_format_types): Revert unwanted checkin.
10951 2008-07-29 Jan Hubicka <jh@suse.cz>
10953 * flags.h (flag_really_no_inline): Remove.
10954 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10955 * toplev.c (flag_really_no_inline): Remove.
10956 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10957 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10958 (cgraph_decide_inlining_incrementally): Likewise.
10959 (compute_inline_parameters): Likewise.
10960 * opts.c (decode_options): Simplify.
10961 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10962 * common.opt (finline): Initialize to 1.
10963 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10965 2008-07-29 Jan Hubicka <jh@suse.cz>
10967 * predict.c (always_optimize_for_size_p): New function.
10968 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10969 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10970 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10972 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10973 * function.c (prepare_function_start): Set default profile.
10974 * function.h (rtl_data): Add maybe_hot_insn_p.
10975 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10976 (construct_exit_block): Likewise.
10977 (tree_expand_cfg): Likewise.
10979 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10980 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10981 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10982 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10985 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10988 * c-decl.c (merge_decls): Merge USED flags.
10990 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10992 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10993 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10994 next_stack, lab_false and lab_over trees.
10996 2008-07-28 Richard Guenther <rguenther@suse.de>
10998 PR tree-optimization/36957
10999 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11000 (useless_type_conversion_p): Remove.
11001 (types_compatible_p): Remove.
11002 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11003 (useless_type_conversion_p): Declare.
11004 (types_compatible_p): Declare.
11005 (gimple_expr_type): Return the base type only if it is
11006 trivially convertible to the subtype.
11008 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11010 * configure.ac: Use the m4_do macro to concatenate the warnings into
11011 one string in ACX_PROG_CC_WARNING_OPTS,
11012 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11013 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11014 * configure: Regenerate.
11016 2008-07-28 Richard Guenther <rguenther@suse.de>
11018 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11019 (insert_fake_stores): Remove.
11020 (realify_fake_stores): Likewise.
11021 (execute_pre): Remove dead code.
11022 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11023 (find_func_aliases): Deal with it here instead.
11024 Re-enable gcc_unreachable call.
11026 2008-07-28 Richard Guenther <rguenther@suse.de>
11028 Merge from gimple-tuples-branch.
11030 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11031 * gimple.def: New file.
11032 * gsstruct.def: Likewise.
11033 * gimple-iterator.c: Likewise.
11034 * gimple-pretty-print.c: Likewise.
11035 * tree-gimple.c: Removed. Merged into ...
11036 * gimple.c: ... here. New file.
11037 * tree-gimple.h: Removed. Merged into ...
11038 * gimple.h: ... here. New file.
11040 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11041 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11042 --enable-checking=gimple flag.
11043 * config.in: Likewise.
11044 * configure: Regenerated.
11046 * tree-ssa-operands.h: Tuplified.
11047 * tree-vrp.c: Likewise.
11048 * tree-loop-linear.c: Likewise.
11049 * tree-into-ssa.c: Likewise.
11050 * tree-ssa-loop-im.c: Likewise.
11051 * tree-dump.c: Likewise.
11052 * tree-complex.c: Likewise.
11053 * cgraphbuild.c: Likewise.
11054 * tree-ssa-threadupdate.c: Likewise.
11055 * tree-ssa-loop-niter.c: Likewise.
11056 * tree-pretty-print.c: Likewise.
11057 * tracer.c: Likewise.
11058 * gengtype.c: Likewise.
11059 * tree-loop-distribution.c: Likewise.
11060 * tree-ssa-loop-unswitch.c: Likewise.
11061 * cgraph.c: Likewise.
11062 * cgraph.h: Likewise.
11063 * tree-ssa-loop-manip.c: Likewise.
11064 * value-prof.c: Likewise.
11065 * tree-ssa-loop-ch.c: Likewise.
11066 * tree-tailcall.c: Likewise.
11067 * value-prof.h: Likewise.
11068 * tree.c: Likewise.
11069 * tree.h: Likewise.
11070 * tree-pass.h: Likewise.
11071 * ipa-cp.c: Likewise.
11072 * tree-scalar-evolution.c: Likewise.
11073 * tree-scalar-evolution.h: Likewise.
11074 * target.h: Likewise.
11075 * lambda-mat.c: Likewise.
11076 * tree-phinodes.c: Likewise.
11077 * diagnostic.h: Likewise.
11078 * builtins.c: Likewise.
11079 * tree-ssa-alias-warnings.c: Likewise.
11080 * cfghooks.c: Likewise.
11081 * fold-const.c: Likewise.
11082 * cfghooks.h: Likewise.
11083 * omp-low.c: Likewise.
11084 * tree-ssa-dse.c: Likewise.
11085 * ipa-reference.c: Likewise.
11086 * tree-ssa-uncprop.c: Likewise.
11087 * toplev.c: Likewise.
11088 * tree-gimple.c: Likewise.
11089 * tree-gimple.h: Likewise.
11090 * tree-chrec.c: Likewise.
11091 * tree-chrec.h: Likewise.
11092 * tree-ssa-sccvn.c: Likewise.
11093 * tree-ssa-sccvn.h: Likewise.
11094 * cgraphunit.c: Likewise.
11095 * tree-ssa-copyrename.c: Likewise.
11096 * tree-ssa-ccp.c: Likewise.
11097 * tree-ssa-loop-ivopts.c: Likewise.
11098 * tree-nomudflap.c: Likewise.
11099 * tree-call-cdce.c: Likewise.
11100 * ipa-pure-const.c: Likewise.
11101 * c-format.c: Likewise.
11102 * tree-stdarg.c: Likewise.
11103 * tree-ssa-math-opts.c: Likewise.
11104 * tree-ssa-dom.c: Likewise.
11105 * tree-nrv.c: Likewise.
11106 * tree-ssa-propagate.c: Likewise.
11107 * ipa-utils.c: Likewise.
11108 * tree-ssa-propagate.h: Likewise.
11109 * tree-ssa-alias.c: Likewise.
11110 * gimple-low.c: Likewise.
11111 * tree-ssa-sink.c: Likewise.
11112 * ipa-inline.c: Likewise.
11113 * c-semantics.c: Likewise.
11114 * dwarf2out.c: Likewise.
11115 * expr.c: Likewise.
11116 * tree-ssa-loop-ivcanon.c: Likewise.
11117 * predict.c: Likewise.
11118 * tree-ssa-loop.c: Likewise.
11119 * tree-parloops.c: Likewise.
11120 * tree-ssa-address.c: Likewise.
11121 * tree-ssa-ifcombine.c: Likewise.
11122 * matrix-reorg.c: Likewise.
11123 * c-decl.c: Likewise.
11124 * tree-eh.c: Likewise.
11125 * c-pretty-print.c: Likewise.
11126 * lambda-trans.c: Likewise.
11127 * function.c: Likewise.
11128 * langhooks.c: Likewise.
11129 * ebitmap.h: Likewise.
11130 * tree-vectorizer.c: Likewise.
11131 * function.h: Likewise.
11132 * langhooks.h: Likewise.
11133 * tree-vectorizer.h: Likewise.
11134 * ipa-type-escape.c: Likewise.
11135 * ipa-type-escape.h: Likewise.
11136 * domwalk.c: Likewise.
11137 * tree-if-conv.c: Likewise.
11138 * profile.c: Likewise.
11139 * domwalk.h: Likewise.
11140 * tree-data-ref.c: Likewise.
11141 * tree-data-ref.h: Likewise.
11142 * tree-flow-inline.h: Likewise.
11143 * tree-affine.c: Likewise.
11144 * tree-vect-analyze.c: Likewise.
11145 * c-typeck.c: Likewise.
11146 * gimplify.c: Likewise.
11147 * coretypes.h: Likewise.
11148 * tree-ssa-phiopt.c: Likewise.
11149 * calls.c: Likewise.
11150 * tree-ssa-coalesce.c: Likewise.
11151 * tree.def: Likewise.
11152 * tree-dfa.c: Likewise.
11153 * except.c: Likewise.
11154 * except.h: Likewise.
11155 * cfgexpand.c: Likewise.
11156 * tree-cfgcleanup.c: Likewise.
11157 * tree-ssa-pre.c: Likewise.
11158 * tree-ssa-live.c: Likewise.
11159 * tree-sra.c: Likewise.
11160 * tree-ssa-live.h: Likewise.
11161 * tree-predcom.c: Likewise.
11162 * lambda.h: Likewise.
11163 * tree-mudflap.c: Likewise.
11164 * ipa-prop.c: Likewise.
11165 * print-tree.c: Likewise.
11166 * tree-ssa-copy.c: Likewise.
11167 * ipa-prop.h: Likewise.
11168 * tree-ssa-forwprop.c: Likewise.
11169 * ggc-page.c: Likewise.
11170 * c-omp.c: Likewise.
11171 * tree-ssa-dce.c: Likewise.
11172 * tree-vect-patterns.c: Likewise.
11173 * tree-ssa-ter.c: Likewise.
11174 * tree-nested.c: Likewise.
11175 * tree-ssa.c: Likewise.
11176 * lambda-code.c: Likewise.
11177 * tree-ssa-loop-prefetch.c: Likewise.
11178 * tree-inline.c: Likewise.
11179 * tree-inline.h: Likewise.
11180 * tree-iterator.c: Likewise.
11181 * tree-optimize.c: Likewise.
11182 * tree-ssa-phiprop.c: Likewise.
11183 * tree-vect-transform.c: Likewise.
11184 * tree-object-size.c: Likewise.
11185 * tree-outof-ssa.c: Likewise.
11186 * cfgloop.c: Likewise.
11187 * system.h: Likewise.
11188 * tree-profile.c: Likewise.
11189 * cfgloop.h: Likewise.
11190 * c-gimplify.c: Likewise.
11191 * c-common.c: Likewise.
11192 * tree-vect-generic.c: Likewise.
11193 * tree-flow.h: Likewise.
11194 * c-common.h: Likewise.
11195 * basic-block.h: Likewise.
11196 * tree-ssa-structalias.c: Likewise.
11197 * tree-switch-conversion.c: Likewise.
11198 * tree-ssa-structalias.h: Likewise.
11199 * tree-cfg.c: Likewise.
11200 * passes.c: Likewise.
11201 * ipa-struct-reorg.c: Likewise.
11202 * ipa-struct-reorg.h: Likewise.
11203 * tree-ssa-reassoc.c: Likewise.
11204 * cfgrtl.c: Likewise.
11205 * varpool.c: Likewise.
11206 * stmt.c: Likewise.
11207 * tree-ssanames.c: Likewise.
11208 * tree-ssa-threadedge.c: Likewise.
11209 * langhooks-def.h: Likewise.
11210 * tree-ssa-operands.c: Likewise.
11211 * config/alpha/alpha.c: Likewise.
11212 * config/frv/frv.c: Likewise.
11213 * config/s390/s390.c: Likewise.
11214 * config/m32c/m32c.c: Likewise.
11215 * config/m32c/m32c-protos.h: Likewise.
11216 * config/spu/spu.c: Likewise.
11217 * config/sparc/sparc.c: Likewise.
11218 * config/i386/i386.c: Likewise.
11219 * config/sh/sh.c: Likewise.
11220 * config/xtensa/xtensa.c: Likewise.
11221 * config/stormy16/stormy16.c: Likewise.
11222 * config/ia64/ia64.c: Likewise.
11223 * config/rs6000/rs6000.c: Likewise.
11224 * config/pa/pa.c: Likewise.
11225 * config/mips/mips.c: Likewise.
11227 2008-07-28 Simon Baldwin <simonb@google.com>
11229 * c-pragma.c (handle_pragma_message): New function.
11230 (init_pragma): Register handle_pragma_message.
11231 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11234 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11236 PR tree-optimization/35252
11237 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11238 REALPART_EXPR to be considered as same load operation.
11240 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11242 PR tree-optimization/36830
11243 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11244 (expressions_equal_p): Return false if only one operand is null.
11246 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11248 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11249 version requirements.
11251 2008-07-26 Olivier Hainque <hainque@adacore.com>
11253 * collect2.c (symkind): New enum. Symbol kinds we care about.
11254 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11255 code and head comment accordingly.
11256 (scan_prog_file): Use symkind names instead of bare integers.
11258 2008-07-25 Jan Hubicka <jh@suse.cz>
11260 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11262 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11263 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11264 * dojump.c (clear_pending_stack_adjust): Likewise.
11265 * print-tree.c (print_node): Ignore DECL_INLINE.
11266 * tree-inline.c (inlinable_function_p): Likewise.
11268 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11270 * doc/extend.texi (hot attribute): Document that the hot attribute
11271 turns on -O3 for some ports.
11272 (cold attribute): Document that the cold attribute turns on -Os
11275 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11276 reflect function specific option support.
11278 * target.h (struct target_option_hooks): Add fields to say whether
11279 the cold attribute implies -Os and the hot attribute implies -O3.
11281 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11282 By default, do not turn on -Os for cold functions.
11283 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11284 not turn on -O3 for hot functions.
11286 * c-common.c (handle_hot_attribute): Use target hook to determine
11287 if hot functions should enable -O3.
11288 (handle_cold_attribute): Use target hook to determine if cold
11289 functions should enable -Os.
11291 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11292 (override_options): Move disable scheduling to
11293 optimization_options.
11294 (optimization_options): Disable scheduling here, not
11296 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11297 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11299 * config/ia64/ia64.c (ia64_override_options): Move setting
11300 scheduling flags to ia64_optimization_options.
11301 (ia64_optimization_options): Disable scheduling options here, and
11302 not in ia64_override_options.
11303 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11304 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11306 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11309 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11311 2008-07-25 Martin Jambor <mjambor@suse.cz>
11313 PR tree-optimization/36926
11314 * ipa-prop.c (ipa_analyze_call_uses): Call
11315 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11317 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11319 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11320 movv2si_internal): Add mem = reg alternative.
11322 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11325 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11326 DEFAULT_PCC_STRUCT_RETURN to 127.
11328 2008-07-24 Jan Hubicka <jh@suse.cz>
11330 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11331 (build_cgraph_edges): Likewise.
11332 * cgraph.c (cgraph_node): Do not update assembler hash.
11333 (cgraph_remove_node): Drop non-unit-at-a-time code.
11334 * tree-pass.h (pass_O0_always_inline): Remove.
11335 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11336 * toplev.c (process_options): Flag unit-at-a-time does not imply
11337 no section anchors.
11338 * cgraphunit.c: Update comments.
11339 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11340 (cgraph_assemble_pending_functions): Remove.
11341 (cgraph_reset_node): Drop non-unit-at-a-time code.
11342 (cgraph_finalize_function): Likewise.
11343 (cgraph_analyze_function): Likewise.
11344 (cgraph_finalize_compilation_unit): Likewise.
11345 (cgraph_expand_function): Likewise.
11346 (cgraph_optimize): Likesise.
11347 (save_inline_function_body): Likewise.
11348 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11349 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11350 * ipa-inline.c: Update comments.
11351 (enum inlining_mode): remove INLINE_SPEED.
11352 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11353 (cgraph_mark_inline_edge): Likewise.
11354 (try_inline): Likewise.
11355 (cgraph_decide_inlining_incrementally): Likewise.
11356 (cgraph_gate_inlining): Remove.
11357 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11358 (cgraph_gate_early_inlining): Likewise.
11359 (gate_inline_passes): Remove.
11360 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11361 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11362 pass_O0_always_inline): Remove.
11363 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11364 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11365 * opts.c (no_unit_at_a_time_default): Remove.
11366 (decode_options): Remove flag_unit_at_a_time reset and warning.
11367 * opts.h (no_unit_at_a_time_default): Remove.
11368 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11369 early in GNU dialect.
11370 (merge_decls): Update comment; drop unit-at-a-time check.
11371 (finish_decl): Likewise.
11372 (grok_declaration): Remove flag_inline_trees code.
11373 (finish_functions): Return on function returning non-void on all
11375 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11376 * cfgexpand.c (expand_one_static_var): Remove.
11377 (expand_one_var): Remove expand_one_static_var call.
11378 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11379 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11380 and flag_unit_at_a-time compatibility checks.
11381 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11382 * tree-inline.c (flag_inline_trees): Remove.
11383 (inlinable_function_p): Don't check it.
11384 (expand_call_inline): Remove non-unit-at-a-time code.
11385 * tree-inline.h (flag_inline_trees): Remove.
11386 * tree-optimize.c (execute_early_local_optimizations): Remove
11387 unit-at-a-time checks.
11388 (tree_rest_of_compilation): Likewise.
11389 * combine.c (setup_incoming_promotions): Likewise.
11390 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11391 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11392 * passes.c (pass_inline_parameters): Update comments; remove
11393 O0_alwaysinline pass.
11394 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11395 (execute_one_pass): Likewise.
11396 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11397 (ix86_function_sseregparm): Likewise.
11398 * arm.c (arm_function_in_section_p): Likewise.
11399 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11400 * varpool.c: Update comments.
11401 (decide_is_variable_needed): Remove unit-at-a-time checks.
11402 (varpool_finalize_decl): Likewise.
11404 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11406 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11407 to 2 instead of -1.
11408 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11410 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11412 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11413 imp symbol extension.
11415 2008-07-23 Ian Lance Taylor <iant@google.com>
11417 * tree-vrp.c (infer_value_range): Ignore asm statements when
11418 looking for memory accesses for -fdelete-null-pointer-checks.
11420 2008-07-24 Ben Elliston <bje@au.ibm.com>
11422 * config/spu/spu-c.c (__vector_keyword): New variable.
11423 (vector_keyword): Likewise.
11424 (spu_categorize_keyword): New function.
11425 (spu_macro_to_expand): Likewise.
11426 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11427 compiling an ISO C dialect.
11429 2008-07-24 Ben Elliston <bje@au.ibm.com>
11431 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11432 conventional usage.
11434 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11436 * configure: Regenerate.
11437 * configure.ac: Require texinfo 4.7.
11438 * doc/install.texi: Document texinfo 4.7 requirement.
11440 2008-07-23 Martin Jambor <mjambor@suse.cz>
11442 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11443 rather than for DECL_SAVED_TREE.
11444 * ipa-prop.c: Include diagnostic.h.
11445 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11447 (ipa_detect_param_modifications): Function rewritten from scratch.
11448 (ipa_compute_jump_functions): Changed accesses to modification flags.
11449 (ipa_free_node_params_substructures): Update flags destruction.
11450 (ipa_node_duplication_hook): Update flags duplication.
11451 (ipa_print_all_params_modified): Updated flag access.
11452 * ipa-prop.h (struct ipa_param_flags): New structure.
11453 (struct ipa_node_params): New field modification_analysis_done,
11454 modified_flags changed into param_flags.
11455 (ipa_is_ith_param_modified): Changed to use new flags.
11456 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11458 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11459 ipa-cp.c and split into two functions.
11460 (ipa_print_node_jump_functions): New function.
11461 (compute_scalar_jump_functions): New function.
11462 (type_like_member_ptr_p): New function.
11463 (compute_pass_through_member_ptrs): New function.
11464 (fill_member_ptr_cst_jump_function): New function.
11465 (determine_cst_member_ptr): New function.
11466 (compute_cst_member_ptr_arguments): New function.
11467 (ipa_compute_jump_functions): Complete rewrite.
11468 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11469 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11470 (struct ipa_member_ptr_cst): New structure.
11471 (union jump_func_value): New field member_cst.
11472 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11473 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11474 jump function types.
11475 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11476 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11477 instead of ipcp_print_all_jump_functions.
11478 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11479 only for replacable scalars.
11481 * doc/invoke.texi (Optimize options): Add description of
11482 -findirect-inlining.
11483 * common.opt (flag_indirect_inlining): New flag.
11484 * opts.c (decode_options): Set flag_indirect_inlining when
11487 * ipa-inline.c: Include ipa-prop.h.
11488 (inline_indirect_intraprocedural_analysis): New function.
11489 (inline_generate_summary): Allocate parameter and argument info
11490 structures, call inline_indirect_intraprocedural_analysis on each
11491 node when doing indirect inlining and deallocate indirect inlining
11492 data structures in the end.
11493 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11494 (free_all_ipa_structures_after_iinln): New function.
11495 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11497 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11499 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11500 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11501 of computing the frequency separately.
11502 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11503 of computing the frequency separately.
11504 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11505 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11506 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11507 (ipa_get_stmt_member_ptr_load_param): New function.
11508 (ipa_is_ssa_with_stmt_def): New function.
11509 (ipa_note_param_call): New function.
11510 (ipa_analyze_call_uses): New function.
11511 (ipa_analyze_stmt_uses): New function.
11512 (ipa_analyze_params_uses): New function.
11513 (ipa_free_node_params_substructures): Also free the param_calls linked
11515 (ipa_node_duplication_hook): Also duplicate the param_calls
11517 (ipa_print_node_param_flags): New function.
11518 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11519 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11520 * ipa-prop.h (struct ipa_param_flags): New field called.
11521 (struct ipa_param_call_note): New structure.
11522 (struct ipa_node_params): New fields param_calls and
11523 uses_analysis_done.
11524 (ipa_is_ith_param_called): New function.
11525 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11526 ipa_analyze_params_uses and dump parameter flags.
11528 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11529 ipa_propagate_indirect_call_infos if performing indirect inlining,
11530 pass a new parameter new_edges to it.
11531 (add_new_edges_to_heap): New fucntion.
11532 (cgraph_decide_inlining_of_small_functions): New vector
11533 new_indirect_edges for newly found indirect edges , call
11534 ipa_propagate_indirect_call_infos after inlining.
11535 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11536 inlining if performing indirect inlining. Call
11537 free_all_ipa_structures_after_iinln when doing so too.
11538 (inline_generate_summary): Do not call
11539 free_all_ipa_structures_after_iinln here.
11540 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11541 (print_edge_addition_message): New function.
11542 (update_call_notes_after_inlining): New function.
11543 (propagate_info_to_inlined_callees): New function.
11544 (ipa_propagate_indirect_call_infos): New function.
11545 * ipa-prop.h: Include cgraph.h
11546 (struct ipa_param_call_note): Fields reordered, new field processed.
11547 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11548 flag indirect_call.
11549 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11550 rediscovered call statements.
11551 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11552 (dump_cgraph_node): Dump also the indirect_call flag.
11553 (cgraph_clone_edge): Copy also the indirect_call flag.
11554 * tree-inline.c (copy_bb): Do not check for fndecls from call
11555 expressions, check for edge availability when moving clones.
11556 (get_indirect_callee_fndecl): New function.
11557 (expand_call_inline): If callee declaration is not apprent from
11558 the statement, try calling get_indirect_callee_fndecl. Do not
11559 issue warnings or call sorry when not inlinings an indirect edge.
11560 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11562 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11563 bit more frandly to matching.
11564 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11565 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11566 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11568 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11571 * opth-gen.awk: Suppress function specific features when building
11573 * optc-gen.awk: Ditto.
11575 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11578 * diagnostic.c (pedwarn): Add opt parameter.
11580 * c-tree.h (pedwarn_init): Add opt parameter.
11581 (pedwarn_c90): Likewise.
11582 (pedwarn_c99): Likewise.
11583 * c-errors.c (pedwarn_c99): Likewise.
11584 (pedwarn_c90): Likewise.
11585 * toplev.h (pedwarn): Update declaration.
11586 (pedwarn0): Declare.
11587 * c-lex.c: All calls to pedwarn changed.
11588 * builtins.c: All calls to pedwarn changed.
11589 * toplev.c: All calls to pedwarn changed.
11590 * c-decl.c: All calls to pedwarn changed.
11591 * c-typeck.c: All calls to pedwarn changed.
11592 * c-common.c: All calls to pedwarn changed.
11593 * c-parser.c: All calls to pedwarn changed.
11595 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11596 Karthik Kumar <karthikkumar@gmail.com>
11598 * attribs.c (file scope): Include c-common.h.
11599 (decl_attributes): Add support for #pragma GCC optimize and
11600 #pragma GCC option.
11602 * targhooks.c (default_can_inline_p): New function that is the
11603 default for the TARGET_CAN_INLINE_P target hook.
11605 * targhooks.h (default_can_inline_p): Add declaration.
11607 * tree.c (cl_optimization_node): New static tree for building
11608 OPTIMIZATION_NODE tree.
11609 (cl_target_option_node): New static tree for building
11610 TARGET_OPTION_NODE tree.
11611 (cl_option_hash_table): New hash table for hashing
11612 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11613 (cl_option_hash_hash): New function to provide the hash value for
11614 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11615 (cl_option_hash_eq): New function to provide an equality test for
11616 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11617 (tree_code_size): Add support for OPTIMIZATION_NODE and
11618 TARGET_OPTION_NODE trees.
11619 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11620 TARGET_OPTION_NODE trees.
11621 (build_optimization_node): Build a tree that has all of the
11622 current optimization options.
11623 (build_target_option_node): Build a tree that has the target
11624 options that might be changed on a per function basis.
11626 * tree.h (file scope): Include options.h.
11627 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11628 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11629 (TREE_OPTIMIZATION): Ditto.
11630 (TREE_TARGET_SPECIFIC): Ditto.
11631 (struct tree_function_decl): Add fields for remembering the
11632 current optimization options and target specific options.
11633 (struct tree_optimization_option): New tree variant that remembers
11634 the optimization options.
11635 (struct tree_target_option): New tree variant that remembers the
11636 target specific flags that might change for compiling a particular
11638 (union tree_node): Include tree_optimization_option and
11639 tree_target_option fields.
11640 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11641 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11642 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11643 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11644 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11645 optimization and target options.
11646 (optimization_default_node): New macro to refer to global_trees
11648 (optimization_current_node): Ditto.
11649 (optimization_cold_node): Ditto.
11650 (optimization_hot_node): Ditto.
11651 (target_option_default_node): Ditto.
11652 (target_option_current_node): Ditto.
11653 (current_option_pragma): Ditto.
11654 (current_optimize_pragma): Ditto.
11656 * target.h (struct gcc_target): Add valid_option_attribute_p,
11657 target_option_save, target_option_restore, target_option_print,
11658 target_option_pragma_parse, and can_inline_p hooks.
11660 * toplev.h (parse_optimize_options): Add declaration.
11661 (fast_math_flags_struct_set_p): Ditto.
11663 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11664 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11667 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11668 tree_can_inline_p hook to see if one function can inline another.
11669 (cgraph_decide_inlining): Ditto.
11670 (cgraph_decide_inlining_incrementally): Ditto.
11672 * opts.c (decode_options): Add support for running multiple times
11673 to allow functions with different target or optimization options
11674 than was specified on the command line.
11675 (fast_math_flags_struct_set_p): New function that is similar to
11676 fast_math_flags_set_p, except it uses the values in the
11677 cl_optimization structure instead of global variables.
11679 * optc-gen.awk: Add support for TargetSave to allow a back end to
11680 declare new fields that need to be saved when using function
11681 specific options. Include flags.h and target.h in the options.c
11682 source. Add support for Save to indicate which options can be set
11683 for individual functions. Generate cl_optimize_save,
11684 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11685 cl_target_option_restore, cl_target_option_print functions to
11686 allow functions to use different optimization or target options.
11688 * opt-functions.awk (var_type_struct): Return the type used for
11689 storing the field in a structure.
11691 * opth-gen.awk: Add support for TargetSave to allow a back end to
11692 declare new fields that need to be saved when using function
11693 specific options. Add support for Save to indicate which options
11694 can be set for individual functions. Only generate one extern for
11695 Mask fields. Generate cl_optimization and cl_target_option
11696 structures to remember optimization and target options.
11698 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11699 collecting new tree nodes.
11700 (TS_TARGET_OPTION): Ditto.
11702 * c-decl.c (merge_decls): Merge function specific target and
11703 optimization options.
11705 * function.c (invoke_set_current_function_hook): If the function
11706 uses different optimization options, change the global variables
11709 * coretypes.h (struct cl_optimization): Add forward reference.
11710 (struct cl_target_option): Ditto.
11712 * c-pragma.c (option_stack): New static vector to remember the
11713 current #pragma GCC option stack.
11714 (handle_pragma_option): New function to support #pragma GCC option
11715 to change target options.
11716 (optimize_stack): New static vector to remember the current
11717 #pragma GCC optimize stack.
11718 (handle_pragma_optimize): New function to support #pragma GCC
11719 optimize to change optimization options.
11720 (init_pragma): Add support for #pragma GCC optimize and #pragma
11723 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11724 optimization options.
11725 (TARGET_OPTION_NODE): New tree code for remembering certain target
11728 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11729 TARGET_OPTION_NODE trees.
11731 * common.opt (-O): Add Optimization flag.
11733 (-fmath-errno): Ditto.
11734 (-falign-functions): Add UInteger flag to make sure flag gets full
11735 int in cl_optimization structure.
11736 (-falign-jumps): Ditto.
11737 (-falign-labels): Ditto.
11738 (-falign-loops): Ditto.
11739 (-fsched-stalled-insns): Ditto.
11740 (-fsched-stalled-insns-dep): Ditto.
11742 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11744 (TARGET_OPTION_SAVE): Ditto.
11745 (TARGET_OPTION_RESTORE): Ditto.
11746 (TARGET_OPTION_PRINT): Ditto.
11747 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11748 (TARGET_CAN_INLINE_P): Ditto.
11749 (TARGET_INITIALIZER): Add new hooks.
11751 * tree-inline.c (tree_can_inline_p): New function to determine
11752 whether one function can inline another. Check if the functions
11753 use compatible optimization options, and also call the backend
11756 * tree-inline.h (tree_can_inline_p): Add declaration.
11758 * c-common.c (c_common_attribute): Add support for option and
11759 optimize attributes.
11760 (handle_option_attribute): Add support for the option attribute to
11761 allow the user to specify different target options for compiling a
11763 (handle_optimize_attribute): Add support for the optimize
11764 attribute to allow the user to specify different optimization
11765 options for compiling a specific function.
11766 (handle_hot_attribute): Turn on -O3 optimization for this one
11767 function if it isn't the default optimization level.
11768 (handle_cold_attribute): Turn on -Os optimization for this one
11769 function if it insn't the default optimization.
11770 (const_char_p): New const char * typedef.
11771 (optimize_args): New static vector to remember the optimization
11773 (parse_optimize_options): New function to set up the optimization
11774 arguments from either the optimize attribute or #pragma GCC optimize.
11776 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11777 (builtin_define_std): Ditto.
11779 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11780 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11781 (x86_64-*-*): Ditto.
11783 * Makefile.in (TREE_H): Add options.h.
11784 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11786 * doc/extend.texi (option attribute): Document new attribute.
11787 (optimize attribute): Ditto.
11788 (hot attribute): Document hot attribute sets -O3.
11789 (cold attribute): Document cold attribute sets -Os.
11790 (#pragma GCC option): Document new pragma.
11791 (#pragma GCC optimize): Ditto.
11793 * doc/options.texi (TargetSave): Document TargetSave syntax.
11794 (UInteger): Document UInteger must be used for certain flags.
11795 (Save): Document Save option to create target specific options
11796 that can be saved/restored on a function specific context.
11798 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11799 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11801 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11802 (TARGET_OPTION_SAVE): Ditto.
11803 (TARGET_OPTION_RESTORE): Ditto.
11804 (TARGET_OPTION_PRINT): Ditto.
11805 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11806 (TARGET_CAN_INLINE_P): Ditto.
11808 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11810 (-mfpmath=both): Ditto.
11812 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11813 Karthik Kumar <karthikkumar@gmail.com>
11815 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11816 (TARGET_POPCNT): Ditto.
11817 (TARGET_SAHF): Ditto.
11818 (TARGET_AES): Ditto.
11819 (TARGET_PCLMUL): Ditto.
11820 (TARGET_CMPXCHG16B): Ditto.
11821 (TARGET_RECIP): Move switch into target_flags.
11822 (TARGET_FUSED_MADD): Ditto.
11823 (ix86_arch_features): Make an unsigned char type.
11824 (ix86_tune_features): Ditto.
11825 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11826 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11827 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11829 * config/i386/i386.opt (arch): New TargetSave field to define
11830 fields that need to be saved for function specific option support.
11833 (branch_cost): Ditto.
11834 (ix86_isa_flags_explicit): Ditto.
11835 (tune_defaulted): Ditto.
11836 (arch_specified): Ditto.
11837 (-m128-long-double): Add Save flag to save option for target
11838 specific option support.
11840 (-maccumulate-outgoing-args): Ditto.
11841 (-malign-double): Ditto.
11842 (-malign-stringops): Ditto.
11843 (-mfancy-math-387): Ditto.
11844 (-mhard-float): Ditto.
11845 (-mieee-fp): Ditto.
11846 (-minline-all-stringops): Ditto.
11847 (-minline-stringops-dynamically): Ditto.
11848 (-mms-bitfields): Ditto.
11849 (-mno-align-stringops): Ditto.
11850 (-mno-fancy-math-387): Ditto.
11851 (-mno-push-args): Ditto.
11852 (-mno-red-zone): Ditto.
11853 (-mpush-args): Ditto.
11854 (-mred-zone): Ditto.
11856 (-msseregparm): Ditto.
11857 (-mstack-arg-probe): Ditto.
11869 (-mno-sse4): Ditto.
11872 (-mrecip): Move flag into target_flags.
11874 (-mno-fused-madd): Ditto.
11875 (-mfused-madd): Ditto.
11876 (-mabm): Move flag into ix86_isa_flags.
11883 * config/i386/i386-c.c: New file for #pragma support.
11884 (ix86_target_macros_internal): New function to #define or #undef
11885 target macros based when the user uses the #pragma GCC option to
11886 change target options.
11887 (ix86_pragma_option_parse): New function to add #pragma GCC option
11889 (ix86_target_macros): Move defining the target macros here from
11890 TARGET_CPU_CPP_BUILTINS in i386.h.
11891 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11892 defined, initialize any subtarget #pragmas.
11894 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11895 REGISTER_TARGET_PRAGMAS.
11897 * config/i386/t-i386: New file for x86 dependencies.
11898 (i386.o): Make dependencies mirror the include files used.
11899 (i386-c.o): New file, add dependencies.
11901 * config/i386/i386-protos.h (override_options): Add bool argument.
11902 (ix86_valid_option_attribute_tree): Add declaration.
11903 (ix86_target_macros): Ditto.
11904 (ix86_register_macros): Ditto.
11906 * config/i386/i386.c (ix86_tune_features): Move initialization of
11907 the target masks to initial_ix86_tune_features to allow functions
11908 to have different target options. Make type unsigned char,
11909 instead of unsigned int.
11910 (initial_ix86_tune_features): New static vector to hold processor
11911 masks for the tune variables.
11912 (ix86_arch_features): Move initialization of the target masks to
11913 initial_ix86_arch_features to allow functions to have different
11914 target options. Make type unsigned char, instead of unsigned int.
11915 (initial_ix86_arch_features): New static vector to hold processor
11916 masks for the arch variables.
11917 (enum ix86_function_specific_strings): New enum to describe the
11918 string options used for attribute((option(...))).
11919 (ix86_target_string): New function to return a string that
11920 describes the target options.
11921 (ix86_debug_options): New function to print the current options in
11923 (ix86_function_specific_save): New function hook to save the
11924 function specific global variables in the cl_target_option structure.
11925 (ix86_function_specific_restore): New function hook to restore the
11926 function specific variables from the cl_target_option structure to
11927 the global variables.
11928 (ix86_function_specific_print): New function hook to print the
11929 target specific options in the cl_target_option structure.
11930 (ix86_valid_option_attribute_p): New function hook to validate
11931 attribute((option(...))) arguments.
11932 (ix86_valid_option_attribute_tree): New function that is common
11933 code between attribute((option(...))) and #pragma GCC option
11934 support that parses the options and returns a tree holding the options.
11935 (ix86_valid_option_attribute_inner_p): New helper function for
11936 ix86_valid_option_attribute_tree.
11937 (ix86_can_inline_p): New function hook to decide if one function
11938 can inline another on a target specific basis.
11939 (ix86_set_current_function); New function hook to switch target
11940 options if the user used attribute((option(...))) or #pragma GCC
11942 (ix86_tune_defaulted): Move to static file scope from
11944 (ix86_arch_specified): Ditto.
11945 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11947 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11948 (OPTION_MASK_ISA_ABM_SET): Ditto.
11949 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11950 (OPTION_MASK_ISA_CX16_SET): Ditto.
11951 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11952 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11953 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11954 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11955 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11956 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11957 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11958 (struct ptt): Move to static file scope from override_options.
11959 (processor_target_table): Ditto.
11960 (cpu_names): Ditto.
11961 (ix86_handle_option): Add support for options that are now isa options.
11962 (override_options): Add support for declaring functions that
11963 support different target options than were specified on the
11964 command line. Move struct ptt, processor_target_table, cpu_names,
11965 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11966 Add bool argument. Fix up error messages so the appropriate error
11967 is given for either command line or attribute.
11968 (ix86_previous_fndecl): New static to remember previous function
11969 declaration to see if we need to change target options.
11970 (ix86_builtins_isa): New array to record the ISA of each builtin
11972 (def_builtin): Always create the builtin function, even if the
11973 current ISA doesn't support it.
11974 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11975 tests for those builtins.
11976 (ix86_init_builtins): Remove TARGET_MMX test for calling
11977 ix86_init_mmx_sse_builtins.
11978 (ix86_expand_builtin): If the current ISA doesn't support a given
11979 builtin, signal an error.
11980 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11981 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11982 (TARGET_OPTION_SAVE): Ditto.
11983 (TARGET_OPTION_RESTORE): Ditto.
11984 (TARGET_OPTION_PRINT): Ditto.
11985 (TARGET_CAN_INLINE_P): Ditto.
11987 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11989 * c-typeck.c (build_external_ref): Don't call assemble_external.
11990 * final.c (output_operand): Call assemble_external.
11992 2008-07-21 DJ Delorie <dj@redhat.com>
11994 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11995 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11997 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11999 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12000 original insn and splitter contents into ...
12001 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12002 flag_unsafe_math_optimizations. Add dummy scratch register.
12003 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12004 !flag_unsafe_math_optimizations. Returns number with next
12005 highest magnitude if this is still less or equal to the true
12006 quotient in magnitude.
12008 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12010 * Makefile.in: Replace toplev.h with TOPLEV_H.
12011 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12012 * c-lex.c (fe_file_change): Don't set in_system_header.
12013 * c-parser.c (c_token): Remove in_system_header.
12014 (c_lex_one_token): Don't set in_system_header.
12015 (c_parser_set_source_position_from_token): Don't set in_system_header.
12016 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12019 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12020 * flags.h (in_system_header): Remove.
12021 * function.c (saved_in_system_header): Remove.
12022 (push_cfun): Don't set in_system_header.
12023 (pop_cfun): Don't set in_system_header.
12024 (push_struct_function): Don't set in_system_header.
12025 * input.h (expanded_location): Add sysp.
12026 (in_system_header_at): New.
12027 (in_system_header): New.
12028 * toplev.c (in_system_header): Remove.
12029 * toplev.h: Include input.h
12031 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12032 * tree-ssa.c (warn_uninit): Call warning_at.
12033 (warn_uninitialized_var): Update calls to warn_uninit.
12034 (warn_uninitialized_phi): Update calls to warn_uninit.
12035 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12036 (expand_location): Initialize xloc.sysp.
12037 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12038 (tree_decl_with_vis): Remove in_system_header_flag.
12040 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12043 * recog.c (asm_operand_ok): Change the order of the extra
12044 memory constraint checks.
12046 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12049 * tree-switch-conversion.c (build_one_array): Call
12050 varpool_mark_needed_node and varpool_finalize_decl
12051 instead of assemble_variable.
12053 2008-07-19 Jan Hubicka <jh@suse.cz>
12055 * cgraph.c (cgraph_add_new_function): Do early local passes.
12056 * tree-nrv.c (gate_pass_return_slot): New gate.
12057 (pass_nrv): Add the gate.
12058 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12060 (coalesce_ssa_name): Coalesce SSA names.
12061 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12062 not optimizing so unused user vars remains visible.
12063 * common.opt (flag_tree_ter): Always enable by default.
12064 * tree-ssa-ter.c: Include flags.h
12065 (is_replaceable_p): Check that locations match; when aliasing
12066 is missing be conservative about loads.
12067 * tree-optimize.c (gate_init_datastructures): Remove.
12068 (pass_init_datastructures): New.
12069 * passes.c: Reorder passes so we always go into SSA.
12071 2008-07-19 Jan Hubicka <jh@suse.cz>
12073 * doc/extend.texi (flatten attribute): Remove note about
12075 * doc/invoke.texi (--combine): Likewise.
12076 (-finline-functions-called-once): Update levels when enabled.
12077 (-funit-at-a-time): Document new behaviour.
12078 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12079 -fno-section-anchors when disabled explicitly.
12080 (inline params): They are not ignored now.
12081 (precompiled headers): Remove unit-at-a-time as being incompatible.
12082 * opts.c (decode_options): Handle unit-at-a-time as alias;
12083 imply -fno-section-anchors when toplevel reorder is disabled
12085 * common.opt (ftoplevel-reorder): Set default value to 2.
12086 (funit-at-a-time): Set default value to 1.
12087 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12090 2008-07-19 Jan Hubicka <jh@suse.cz>
12092 * builtins.c (expand_builtin_int_roundingfn,
12093 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12096 2008-07-19 Richard Guenther <rguenther@suse.de>
12099 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12100 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12101 * tree-ssa-pre.c (get_expr_value_id): For newly created
12102 constant value-ids make sure to add the expression to its
12105 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12107 PR middle-end/36877
12108 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12109 return value of the builtin is ignored.
12111 2008-07-19 Olivier Hainque <hainque@adacore.com>
12113 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12114 bits, a C conformant malloc implementation has to provide.
12115 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12117 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12121 * reload.c (find_reloads_subreg_address): Only reload address if
12122 reloaded == 0, not for reloaded != 1.
12125 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12126 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12127 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12128 m32c_legitimize_reload_address.
12130 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12131 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12132 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12134 2008-07-19 Olivier Hainque <hainque@adacore.com>
12136 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12137 argument, saying whether nested array are to be collapsed
12138 into a single array type DIE with multiple subscripts.
12139 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12140 issues, centralize the nested array types collapsing control and
12141 disable the transformation for Ada.
12143 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12146 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12148 (x86_64_shift_adj_2): New expander.
12149 (x86_64_shift_adj_3): Ditto.
12150 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12151 to split TImode operands.
12152 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12153 (ix86_split_lshr): Ditto.
12155 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12157 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12158 and __CHAR32_TYPE__.
12159 * c-typeck.c (digest_init): Support char16_t and char32_t.
12160 (set_nonincremental_init_from_string): Idem.
12162 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12164 PR middle-end/36859
12165 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12166 PREFERRED_STACK_BOUNDARY.
12167 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12169 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12171 PR middle-end/36858
12172 * function.c (locate_and_pad_parm): Cap boundary earlier.
12174 2008-07-17 Julian Brown <julian@codesourcery.com>
12176 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12177 no-op for targets which don't use DLLs.
12179 2008-07-17 Martin Jambor <mjambor@suse.cz>
12181 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12182 that nodes are relevant by examining the node->analyzed flag.
12183 (ipcp_init_stage): Check which nodes are relevant, assert that the
12184 relevant ones are also required.
12185 (ipcp_propagate_stage): Check on the side arrays are properly
12187 (ipcp_print_all_jump_functions): Make sure not to touch any node
12188 that is not analyzed or an edge that does not have a corresponding
12189 entry in the on-the-side vectors.
12190 (ipcp_function_scale_print): Likewise.
12191 (ipcp_update_callgraph): Check that the node is relevant.
12192 (ipcp_insert_stage): Check that the node is relevant. Check there is
12193 an info for every node and edge.
12194 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12195 (ipa_print_all_tree_maps): Likewise and a new variable info.
12196 (ipa_print_all_params_modified): Likewise.
12197 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12199 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12202 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12204 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12206 PR rtl-optimization/36753
12207 * fwprop.c (use_killed_between): Don't shortcut
12208 single-definition global registers.
12210 2008-07-16 Jan Hubicka <jh@suse.cz>
12212 * cgraph.h (varpool_empty_needed_queue): Declare.
12213 * cgraphunit.c (output_in_order): Mark all variables as needed;
12215 * varpool.c (varpool_assemble_node): Update debug queue.
12216 (varpool_assemble_pending_decls): Don't do it here.
12217 (varpool_empty_needed_queue): New function.
12219 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12221 * recog.c (peephole2_optimize): Fix formatting.
12223 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12225 * c-pch.c (get_ident): Avoid C++ keywords.
12226 * combine-stack-adj.c (single_set_for_csa): Likewise.
12227 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12228 output_asm_insn): Likewise.
12229 * reload.c (push_secondary_reload, find_reusable_reload,
12230 push_reload, combine_reloads, find_reloads,
12231 debug_reload_to_stream): Likewise.
12232 * reload.h (struct reload): Likewise.
12233 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12234 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12235 emit_output_reload_insns): Likewise.
12236 * targhooks.c (default_secondary_reload): Likewise.
12237 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12239 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12241 * recog.c (validate_change_1, validate_change,
12242 validate_unshare_change, validate_replace_rtx_1, struct
12243 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12245 * reload.c (push_secondary_reload, secondary_reload_class,
12246 scratch_reload_class, find_valid_class, find_reusable_reload,
12247 push_reload, find_dummy_reload, find_reloads_address_1,
12248 find_reloads_address_part, find_equiv_reg): Likewise.
12249 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12250 choose_reload_regs): Likewise.
12251 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12253 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12254 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12255 * sched-rgn.c (concat_INSN_LIST): Likewise.
12256 * stor-layout.c (mode_for_size, mode_for_size_tree,
12257 smallest_mode_for_size): Likewise.
12259 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12261 * cfg.c (dump_reg_info): Avoid C++ keywords.
12262 * dwarf2asm.c (dw2_force_const_mem,
12263 dw2_asm_output_encoded_addr_rtx): Likewise.
12264 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12265 * expmed.c (expand_shift): Likewise.
12266 * global.c (find_reg): Likewise.
12267 * graph.c (draw_edge): Likewise.
12268 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12269 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12270 widen_clz, widen_bswap, expand_parity, expand_unop,
12271 emit_cmp_and_jump_insn_1): Likewise.
12272 * postreload.c (reload_cse_simplify_operands): Likewise.
12273 * ra.h (add_neighbor): Likewise.
12274 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12275 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12276 record_reg_classes, copy_cost, record_address_regs,
12277 invalid_mode_change_p): Likewise.
12278 * regrename.c (regrename_optimize, scan_rtx_reg,
12279 dump_def_use_chain, find_oldest_value_reg,
12280 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12282 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12284 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12285 MASK_POWERPC64 for power4 in previous commit.
12287 2008-07-16 Olivier Hainque <hainque@adacore.com>
12289 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12290 instead of bare conversion to cast const-ness away.
12292 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12294 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12295 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12296 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12297 (TARGET_FUNCTION_VALUE): Define.
12299 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12301 * config/rs6000/rs6000.c (processor_target_table): Add
12302 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12304 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12307 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12308 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12309 m32c_legitimize_reload_address.
12311 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12313 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12314 DECL_IN_SYSTEM_HEADER in sync.
12316 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12318 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12319 * tree-ssa-pre.c (pre_expr_eq): Ditto
12320 (get_constant_for_value_id): Take a type as an argument.
12321 (fully_constant_expression): Pass in type.
12322 (find_or_generate_expression): Short circuit constant case.
12323 (create_expression_by_pieces): Remove special casing of
12325 (do_regular_insertion): Short circuit constant case.
12326 (do_partial_partial_insertion): Ditto.
12328 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12331 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12333 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12335 * config/xtensa/libgcc-xtensa.ver: New file.
12336 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12338 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12340 * df-problems.c (df_set_note): Avoid C++ keywords.
12341 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12342 * dse.c (record_store, remove_useless_values): Likewise.
12343 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12344 gen_reg_rtx_offset, operand_subword, change_address_1,
12345 change_address, adjust_address_1, offset_address,
12346 widen_memory_access, emit_copy_of_insn_after): Likewise.
12347 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12348 * fwprop.c (should_replace_address, propagate_rtx_1,
12349 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12351 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12352 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12353 * lcm.c (compute_insert_delete, pre_edge_lcm,
12354 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12355 * lower-subreg.c (resolve_reg_notes): Likewise.
12356 * mode-switching.c (optimize_mode_switching): Likewise.
12358 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12360 * bt-load.c (add_btr_def, migrate_btr_def,
12361 branch_target_load_optimize): Avoid C++ keywords.
12362 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12364 * combine.c (subst, simplify_set, make_extraction,
12365 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12366 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12367 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12369 2008-07-15 Richard Guenther <rguenther@suse.de>
12371 PR middle-end/36369
12372 * c-common.c (strict_aliasing_warning): Do not warn for
12373 TYPE_REF_CAN_ALIAS_ALL pointers.
12374 (c_common_get_alias_set): may_alias types are not special.
12375 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12376 attribute and set can_ref_all accordingly.
12377 (build_reference_type_for_mode): Likewise.
12378 * doc/extend.texi (may_alias): Clarify.
12380 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12383 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12384 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12386 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12389 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12390 gcc_assert, instead call output_operand_lossage.
12392 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12394 * builtins.c (std_canonical_va_list): Treat structure based
12397 2008-07-15 Ben Elliston <bje@au.ibm.com>
12399 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12401 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12403 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12406 2008-07-14 Jan Hubicka <jh@suse.cz>
12408 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12409 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12410 fix predicates and constraints.
12411 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12412 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12414 2008-07-14 Doug Kwan <dougkwan@google.com>
12416 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12417 additional option file arm/eabi.opt.
12418 * config/arm/eabi.h (File): New configuration file for EABI targets.
12419 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12420 SUBSUBTARGET_EXTRA_SPECS.
12421 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12422 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12423 from STARTFILE_SPEC so that it can be referenced in an override.
12424 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12425 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12426 can be referenced in an override.
12427 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12428 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12429 so that it can be referenced in an override.
12430 (LINK_SPEC): Use BPABI_LINK_SPEC.
12431 * config/arm/eabi.opt (File): New.
12433 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12435 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12436 (FIXED_VALUE_H): New variable.
12437 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12438 input.h, fixed-value.h.
12439 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12440 (BASIC_BLOCK_H): Use $(BITMAP_H).
12441 (FUNCTION_H): Add varray.h.
12442 (IPA_REFERENCE_H): Use $(BITMAP_H).
12443 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12444 (DF_H): Use $(BITMAP_H).
12445 (GGC_H): Add statistics.h.
12446 (INSN_ADDR_H): New.
12447 (INSN_ATTR_H): Use it.
12448 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12450 (SYMTAB_H): Add $(OBSTACK_H).
12451 (CPP_INTERNAL_H): New.
12452 (TREE_DUMP_H): Add tree-pass.h.
12453 (TREE_FLOW_H): Use $(BITMAP_H)
12454 (PRETTY_PRINT_H): Use $(INPUT_H).
12455 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12458 (many object files): Fix lots of header dependencies throughout.
12460 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12462 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12464 (s-gtyp-input): Use them to write tmp-gi.list.
12465 (echo_to_gi.list): Remove.
12467 2008-07-14 Richard Guenther <rguenther@suse.de>
12469 * tree-ssa-sccvn.c (pre_info): Remove.
12470 (switch_to_PRE_table): Likewise.
12471 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12472 (set_hashtable_value_ids): Do not create value-ids for the
12474 (run_scc_vn): Remove double test. Remove bogus special-case
12475 in value-number printing.
12476 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12477 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12479 * tree-flow-inline.h (get_value_handle): Remove.
12480 * tree-flow.h (get_value_handle): Remove.
12482 2008-07-14 Martin Jambor <mjambor@suse.cz>
12484 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12485 in which we generate arithmetics is not a subrange.
12487 2008-07-14 Martin Jambor <mjambor@suse.cz>
12489 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12491 2008-07-14 Richard Guenther <rguenther@suse.de>
12493 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12495 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12498 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12499 reload for symbol refs moved to r0 with -fPIC.
12500 (legitimize_pic_address): Use the target register as temporary
12502 (emit_symbolic_move): Adjust comment.
12503 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12506 2008-07-14 Ben Elliston <bje@au.ibm.com>
12508 * c-common.h (C_CPP_HASHNODE): New macro.
12509 * coretypes.h (struct cpp_token): Forward declare.
12510 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12511 the context-sensitive keyword method.
12512 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12513 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12514 expand_bool_pixel): New.
12515 (altivec_categorize_keyword): New function.
12516 (init_vector_keywords): New function.
12517 (rs6000_macro_to_expand): Likewise.
12518 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12519 compiling an ISO C dialect.
12521 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12523 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12524 (create_expression_by_pieces): Fix typo.
12525 (do_regular_insertion): Use debug counter here too.
12527 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12530 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12531 CONST_OK_FOR_LETTER_P. All port-local users changed.
12532 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12533 implement Kp matching power-of-two.
12534 (CONSTRAINT_LEN): Define to match.
12535 * config/cris/cris.md: Replace all use of constraint K with Kc.
12536 ("*btst*): Use Kp for operand 0 of last alternative.
12538 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12541 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12544 2008-07-13 Jan Hubicka <jh@suse.cz>
12546 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12549 2008-07-13 Richard Guenther <rguenther@suse.de>
12551 PR middle-end/36811
12552 * langhooks.c (lhd_print_error_function): Deal with recursive
12555 2008-07-12 Jan Hubicka <jh@suse.cz>
12557 * cgraph.c (assembler_name_hash): New static var.
12558 (hash_node_by_assembler_name, eq_assembler_name): New.
12559 (cgraph_node_for_asm): Use hashtable.
12560 (cgraph_remove_node): Maintain hashtable.
12561 (change_decl_assembler_name): Sanity check that names are not changing
12562 after aliasing was processed.
12563 * cgraph.h (varpoon_node): Add next GGC marker.
12564 * tree.c (decl_assembler_name_equal): Constify.
12565 (decl_assembler_name_hash): New.
12566 * tree.h (decl_assembler_name_equal): Constify.
12567 (decl_assembler_name_hash): Update.
12569 2008-07-12 David Daney <ddaney@avtrex.com>
12571 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12572 sb1 and r5000 cpus.
12574 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12576 * doc/md.texi: Document the MIPS "v" constraint.
12577 * config/mips/mips.h (reg_class): Revert last change.
12578 (REG_CLASS_NAMES): Likewise.
12579 (REG_CLASS_CONTENTS): Likewise.
12580 * config/mips/mips.c (mips_regno_to_class): Likewise.
12581 * config/mips/constraints.md (v): Likewise, but add documentation.
12582 Add a comment to say that this constraint should not be used in
12585 2008-07-11 DJ Delorie <dj@redhat.com>
12587 * config/h8300/h8300.md (length): Fix branch offset limit.
12589 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12591 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12592 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12593 (avr_hard_regno_scratch_ok): New function.
12594 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12595 * config/avr/avr.md (all peepholes that request a scratch register):
12596 Remove avr_peep2_scratch_safe use.
12598 2008-07-11 Tom Tromey <tromey@redhat.com>
12599 Ian Lance Taylor <iant@google.com>
12601 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12602 (struct c_common_resword): Define.
12603 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12604 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12605 (c_common_reswords, num_c_common_reswords): Declare.
12606 * c-common.c (c_common_reswords): New global const array.
12607 (num_c_common_reswords): New const int.
12608 * c-parser.c (struct resword, reswords): Don't define.
12609 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12610 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12611 than reswords. If warning about C++ keywords, give them a special
12613 (c_lex_one_token): Warn about C++ keywords. Call
12614 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12615 (c_parser_external_declaration): Look for RID_xxx rather than
12616 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12617 (c_parser_statement_after_labels): Likewise.
12618 (c_parser_objc_class_instance_variables): Likewise.
12619 (c_parser_objc_class_declaration): Likewise.
12620 (c_parser_objc_try_catch_statement): Likewise.
12621 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12622 (declspecs_add_type): Likewise.
12624 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12626 * ggc-page.c (alloc_page):
12627 Substituting xmalloc, xcalloc with
12628 XNEWVEC and XCNEWVAR macros which add the
12631 2008-07-11 Richard Guenther <rguenther@suse.de>
12633 PR tree-optimization/36765
12634 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12635 aliases from HEAP vars to SMTs.
12637 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12639 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12640 * configure.ac (loose_warn): Move -Wc++-compat from here...
12641 (strict_warn): ...to here.
12642 * configure: Regenerate.
12644 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12646 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12647 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12648 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12649 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12650 excluding more specific h8300-*-* and sh-*-* targets.
12652 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12654 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12655 (eliminate): Ditto.
12656 (execute_pre): Call loop_optimizer_finalize in early exit.
12658 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12660 PR middle-end/36790
12661 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12662 uids in the bitmap, not just VAR_DECL uids.
12664 PR rtl-optimization/36419
12665 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12666 (combine_stack_adjustments_for_block): Call it if needed. Delete
12668 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12669 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12670 prologue sp adjustment.
12672 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12675 * opts.c (print_ignored_options): Report postponed diagnostics for
12676 unknown -Wno-* options as warnings, not errors.
12677 (postpone_unknown_option_error): Renamed to...
12678 (postpone_unknown_option_warning): ... this.
12680 2008-07-09 Doug Kwan <dougkwan@google.com>
12683 2008-07-08 Doug Kwan <dougkwan@google.com>
12685 * config/arm/arm.opt (mandroid): New option.
12686 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12687 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12689 (CC1PLUS_SPEC): Same.
12691 (STARTFILE_SPEC): Same.
12692 (ENDFILE_SPEC): Same.
12693 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12696 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12699 * config/mips/mips.h (reg_class): Remove V1_REG.
12700 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12701 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12702 instead of V1_REGS.
12703 (mips_get_tp): New function.
12704 (mips_legitimize_tls_address): Use it.
12705 * config/mips/constraints.md (v): Delete.
12706 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12707 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12708 After reload, split into a move and ...
12709 (*tls_get_tp_<mode>_split): ...this new instruction.
12711 2008-07-09 David Daney <ddaney@avtrex.com>
12713 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12715 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12717 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12718 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12720 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12721 htab_delete should be called. Don't free c.
12722 (lookup_tmp_var): Create temp_htab lazily.
12723 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12724 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12726 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12727 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12728 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12729 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12730 * tree-sra.c (generate_element_init): Likewise.
12731 * tree-mudflap.c (execute_mudflap_function_ops,
12732 execute_mudflap_function_decls): Likewise.
12733 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12734 * tree-gimple.h (struct gimplify_ctx): New type.
12735 (push_gimplify_context): Adjust prototype.
12737 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12739 * tree-ssa-pre.c (phi_translate_1): Update placement of
12740 add_to_value calls.
12742 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12744 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12745 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12746 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12747 * targhooks.c (default_hard_regno_scratch_ok): New function.
12748 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12749 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12750 * recog.c: Include "target.h".
12751 (peep2_find_free_register): Add check for global regs. Add target
12753 * Makefile.in (recog.o): Depend on target.h.
12755 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12757 * config/sh/sh.c (sh_canonical_va_list_type): New.
12758 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12760 2008-07-09 Raksit Ashok <raksit@google.com>
12762 * doc/invoke.texi (Option Summary): Mention new option
12763 -Wdisallowed-function-list=...
12764 (Warning Options): Document -Wdisallowed-function-list=...
12765 * common.opt (Wdisallowed-function-list=): New flag.
12766 * flags.h (warn_disallowed_functions): External definition of new
12767 boolean warning flag.
12768 (warn_if_disallowed_function_p): Declare new function.
12769 * opts.c (warning_disallowed_functions): New static variable.
12770 (warn_disallowed_functions): New boolean warning flag.
12771 (warn_if_disallowed_function_p): New function.
12772 (add_comma_separated_to_vector): Rename
12773 add_instrument_functions_exclude_list to this.
12774 (common_handle_option): Handle new option. Rename calls to
12775 add_instrument_functions_exclude_list into calls to
12776 add_comma_separated_to_vector.
12777 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12778 based on flag warn_disallowed_functions.
12780 2008-07-09 Christian Bruel <christian.bruel@st.com>
12782 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12783 instead of get_attr_length.
12785 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12787 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12789 * genemit.c (gen_insn): Likewise.
12790 * gengtype.c (note_def_vec): Likewise.
12791 * gengtype.h (note_def_vec): Likewise.
12792 * genoutput.c (struct data, output_insn_data, process_template,
12793 gen_expand, gen_split, note_constraint): Likewise.
12794 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12795 make_insn_sequence): Likewise.
12796 * gensupport.c (record_insn_name): Likewise.
12798 2008-07-08 Doug Kwan <dougkwan@google.com>
12800 * config/arm/arm.opt (mandroid): New option.
12801 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12802 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12804 (CC1PLUS_SPEC): Same.
12806 (STARTFILE_SPEC): Same.
12807 (ENDFILE_SPEC): Same.
12808 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12811 2008-07-08 Raksit Ashok <raksit@google.com>
12813 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12814 (set_storage_via_setmem): Fix expected_align parameter.
12815 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12816 missing from the list.
12817 * doc/md.texi (movmem): Explicitly state that expected alignment is
12818 to be expressed in bytes.
12819 (setmem): Explicitly state that expected alignment is to be expressed
12822 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12824 * reload.c (find_reloads_subreg_address): Do not require validity
12825 of address in original mode before reloading address.
12827 2008-07-07 Tianwei Sheng <tianweis@google.com>
12829 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12830 bounds array access.
12832 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12834 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12836 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12838 Fix PR tree-optimization/23455
12839 Fix PR tree-optimization/35286
12840 Fix PR tree-optimization/35287
12841 * Makefile.in (OBJS-common): Remove tree-vn.o.
12842 (tree-vn.o): Remove.
12843 * dbgcnt.def: Add treepre_insert debug counter.
12844 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12845 (debug_value_expressions): Ditto.
12846 (print_value_expressions): Ditto.
12847 * tree-pretty-print.c (dump_generic_node): Updated for
12848 VALUE_HANDLE removal.
12849 * tree-ssa-dom.c (record_equality): Ditto.
12850 (cprop_operand): Ditto.
12851 (lookup_avail_expr): Ditto.
12852 * tree-ssa-threadedge.c
12853 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12854 (simplify_control_stmt_condition): Ditto.
12855 * tree.c (tree_code_size): Ditto.
12856 (tree_node_structure): Ditto.
12857 (iterative_hash_expr): Ditto.
12859 * tree.h (VALUE_HANDLE_ID): Ditto.
12860 (VALUE_HANDLE_EXPR_SET): Ditto.
12861 (struct tree_value_handle): Ditto.
12862 (union tree_node): Ditto.
12863 * treestruct.def: Ditto.
12864 * tree-vn.c: Removed.
12865 * tree-ssa-pre.c: Rewritten entirely.
12866 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12867 (constant_value_ids): Ditto.
12868 (vn_nary_op_t): Moved to header.
12870 (vn_reference_op_t): Ditto
12871 (vn_reference_t): Ditto.
12872 (next_value_id): New variable.
12873 (VN_INFO): Add an assert.
12874 (vn_constant_eq): New function.
12875 (vn_constant_hash): Ditto.
12876 (get_or_alloc_constant_value_id): Ditto.
12877 (value_id_constant_p): Ditto.
12878 (vn_reference_compute_hash): De-staticify.
12879 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12880 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12881 (valueize_refs): Update opcode if it changes from ssa name to constant.
12882 (vn_reference_lookup_1): Add new argument.
12883 (vn_reference_lookup): Ditto.
12884 (vn_reference_lookup_pieces): New function.
12885 (vn_reference_insert): Add return type. Modify to deal with value ids.
12886 (vn_reference_insert_pieces): New function.
12887 (vn_nary_op_compute_hash): De-staticify.
12888 (vn_nary_op_eq): Ditto.
12889 (vn_nary_op_lookup_pieces): New function.
12890 (vn_nary_op_lookup): Add new argument.
12891 (vn_nary_op_insert_pieces): New function.
12892 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12893 (vn_phi_insert): Ditto.
12894 (visit_unary_op): Update for callee changes.
12895 (visit_binary_op): Ditto.
12896 (visit_reference_op_load): Ditto.
12897 (visit_reference_op_store): Ditto.
12898 (init_scc_vn): Init next_value_id, constant_to_value_id and
12899 constant_value_ids.
12900 (free_scc_vn): Free them.
12901 (set_hashtable_value_ids): New function.
12902 (run_scc_vn): Use it.
12903 (get_max_value_id): New function.
12904 (get_next_value_id): Ditto.
12905 (expressions_equal_p): Moved from tree-vn.c
12906 (sort_vuses): Ditto.
12907 (sort_vuses_heap): Ditto.
12908 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12910 * tree.c (iterative_hash_hashval_t): Made non-static
12911 * tree.h (iterative_hash_hashval_t): Declare it.
12913 2008-07-08 Martin Jambor <mjambor@suse.cz>
12915 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12916 instead of ipa_create_node_params.
12917 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12918 ipa_check_create_edge_args, free them with
12919 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12921 * ipa-prop.c: Include flags.h and tree-inline.h.
12922 (ipa_node_params_vector): New variable.
12923 (ipa_edge_args_vector): New variable.
12924 (edge_removal_hook_holder): New variable.
12925 (node_removal_hook_holder): New variable.
12926 (edge_duplication_hook_holder): New variable.
12927 (node_duplication_hook_holder): New variable.
12928 (ipa_detect_param_modifications): Check for presence of modified flags.
12929 (ipa_compute_jump_functions): Check for presence of jump functions.
12930 (ipa_free_edge_args_substructures): New function.
12931 (ipa_create_node_params): Removed.
12932 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12933 (ipa_free_node_params_substructures): New function.
12934 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12936 (ipa_edge_removal_hook): New function.
12937 (ipa_node_removal_hook): New function.
12938 (duplicate_array): New function.
12939 (ipa_edge_duplication_hook): New function.
12940 (ipa_node_duplication_hook): New function.
12941 (ipa_register_cgraph_hooks): New function.
12942 (ipa_unregister_cgraph_hooks): New function.
12943 (free_all_ipa_structures_after_ipa_cp): New function.
12945 * ipa-prop.h: Include vec.h.
12946 (ipa_node_params_t): New typedef with vector types for it.
12947 (ipa_edge_args_t): New typedef with vector types for it.
12948 (IPA_NODE_REF): Changed to access an on-the-side vector.
12949 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12950 (ipa_check_create_node_params): New function.
12951 (ipa_check_create_edge_args): New function.
12953 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12956 2008-07-07 Tom Tromey <tromey@redhat.com>
12958 * configure, config.in: Rebuilt.
12959 * configure.ac: Don't check for scandir or alphasort.
12961 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12963 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12964 types immediately after creating them.
12966 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12968 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12970 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12972 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12973 dump_constraint_graph.
12974 (dump_constraint_edge): New function.
12975 (dump_constraint_graph): New function.
12976 (debug_constraint_graph): New function.
12977 (dump_constraint): Removed useless comparison.
12978 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12979 (dump_constraint_graph): Declare.
12980 (debug_constraint_graph): Declare.
12981 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12983 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12985 * config/i386/i386.c (is_va_list_char_pointer): New.
12986 (ix86_va_start): Replace compare with ms_va_list_type_node
12987 by is_va_list_char_pointer.
12988 (ix86_gimplify_va_arg): Likewise.
12990 2008-07-07 Martin Jambor <mjambor@suse.cz>
12992 * cgraph.c (cgraph_edge_max_uid): New variable.
12993 (struct cgraph_edge_hook_list): New type.
12994 (struct cgraph_node_hook_list): New type.
12995 (struct cgraph_2edge_hook_list): New type.
12996 (struct cgraph_2node_hook_list): New type.
12997 (first_cgraph_edge_removal_hook): New variable.
12998 (first_cgraph_node_removal_hook): New variable.
12999 (first_cgraph_edge_duplicated_hook): New variable.
13000 (first_cgraph_node_duplicated_hook): New variable.
13001 (cgraph_add_edge_removal_hook): New function.
13002 (cgraph_remove_edge_removal_hook): New function.
13003 (cgraph_call_edge_removal_hooks): New function.
13004 (cgraph_add_node_removal_hook): New function.
13005 (cgraph_remove_node_removal_hook): New function.
13006 (cgraph_call_node_removal_hooks): New function.
13007 (cgraph_add_edge_duplication_hook): New function.
13008 (cgraph_remove_edge_duplication_hook): New function.
13009 (cgraph_call_edge_duplication_hooks): New function.
13010 (cgraph_add_node_duplication_hook): New function.
13011 (cgraph_remove_node_duplication_hook): New function.
13012 (cgraph_call_node_duplication_hooks): New function.
13013 (cgraph_create_edge): Assign to edge uid.
13014 (cgraph_remove_edge): Call edge removal hooks.
13015 (cgraph_node_remove_callees): Call edge removal hooks.
13016 (cgraph_node_remove_callers): Call edge removal hooks.
13017 (cgraph_remove_node): Call node removal hooks.
13018 (cgraph_clone_edge): Call edge duplication hooks.
13019 (cgraph_clone_node): Call node duplication hooks.
13021 * cgraph.h (cgraph_edge): New field uid.
13022 (cgraph_edge_hook): New type.
13023 (cgraph_node_hook): New type.
13024 (cgraph_2edge_hook): New type.
13025 (cgraph_2node_hook): New type.
13027 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13029 * config.in: Regenerate.
13031 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13033 * gcc.c (print_sysroot): New.
13034 (option_map, display_help, process_command): Handle the
13035 -print-sysroot option.
13036 (main): Print the sysroot if requested.
13037 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13039 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13042 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13044 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13046 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13047 (assign_parm_setup_block_p): Also check mode of entry_parm.
13049 2008-07-07 Richard Guenther <rguenther@suse.de>
13051 * tree-ssa-structalias.h (set_used_smts): Remove.
13052 * tree-ssa-structalias.c (used_smts): Likewise.
13053 (set_used_smts): Likewise.
13054 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13055 call to set_used_smts.
13057 2008-07-07 Richard Guenther <rguenther@suse.de>
13059 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13060 (new_var_info): Set it to false.
13061 (solution_set_add): Correctly handle pointers outside a var and
13063 (type_safe): Treat variables with is_full_var properly.
13064 (do_sd_constraint): Likewise.
13065 (do_ds_constraint): Likewise.
13066 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13067 (get_constraint_for_ptr_offset): New function.
13068 (get_constraint_for_component_ref): For addresses at least include
13069 the last field of the variable. Handle is_full_vars properly.
13070 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13071 (handle_ptr_arith): Remove.
13072 (find_func_aliases): Simplify assignment handling.
13073 (create_function_info_for): For parameter and result varinfos set
13075 (create_variable_info_for): Set is_full_var flag whenever we
13076 just created a single varinfo for a decl.
13077 (init_alias_vars): Initialize use_field_sensitive from
13078 max-fields-for-field-sensitive parameter.
13080 2008-07-07 Richard Guenther <rguenther@suse.de>
13082 PR tree-optimization/36713
13083 * tree-flow-inline.h (is_call_used): New function.
13084 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13085 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13086 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13088 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13090 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13092 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13094 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13096 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13097 Nathan Sidwell <nathan@codesourcery.com>
13099 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13100 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13102 * config/m68k/t-linux: New.
13103 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13106 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13108 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13109 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13112 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13114 * gcc.c (execute): Fix -Wc++-compat warning.
13116 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13119 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13120 constant for little endian.
13122 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13124 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13125 mips_base_mips16 instead of TARGET_MIPS16.
13126 (mips_base_mips16): Declare.
13127 * config/mips/mips.c (mips_base_mips16): Make global.
13128 (was_mips16_p): Remove GTY marker.
13129 (was_mips16_pch_p): New variable.
13130 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13131 (mips_override_options): Force to non-MIPS16 mode initially.
13132 Do not complain about MIPS16 PIC incompatibilities here.
13133 Only allow -mgpopt if -mexplicit-relocs is in force for
13136 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13138 * configure.ac: Check for caddr_t, define to char * if not defined.
13139 * configure: Regenerate.
13140 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13141 (mmap_gt_pch_use_address): Likewise.
13142 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13144 2008-07-06 Richard Guenther <rguenther@suse.de>
13146 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13147 (new_var_info): Deal with it.
13148 (solution_set_add): Likewise.
13149 (bitpos_of_field): Make signed, fix.
13150 (struct fieldoff): Remove type and decl fields. Make size field
13151 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13153 (fieldoff_compare): Deal with it.
13154 (push_fields_onto_fieldstack): Remove has_union argument, glob
13155 adjacent non-pointer fields together.
13156 (create_function_info_for): Do not set has_union.
13157 (create_variable_info_for): Simplify.
13159 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13161 * config.gcc (extra_headers): Add cross-stdarg.h for target
13162 x86_64-*-* and i?86-*-*.
13163 * config/i386/cross-stdarg.h: New.
13164 * builtins.c (std_fn_abi_va_list): New.
13165 (std_canonical_va_list_type): New.
13166 (stabilize_va_list): Replace va_list_type_node use by
13167 mtarget.canonical_va_list_type.
13168 (gimplify_va_arg_expr): Likewise.
13169 (expand_builtin_va_copy): Replace va_list_type_node use by
13170 mtarget.fn_abi_va_list.
13171 * tree-sra.c (is_va_list_type): New helper.
13172 (decl_can_be_decomposed_p): Replace
13173 va_list_type_node use by is_va_list_type.
13174 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13175 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13176 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13177 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13178 (ix86_enum_va_list): New.
13179 * config/i386/i386.c (sysv_va_list_type_node): New.
13180 (ms_va_list_type_node): New.
13181 (ix86_function_type_abi): Remove sorry.
13182 (ix86_build_builtin_va_list_abi): New.
13183 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13184 for 64-bit targets.
13185 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13186 (ix86_init_builtins_va_builtins_abi): New.
13187 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13188 for 64-bit targets.
13189 (ix86_handle_abi_attribute): New.
13190 (attribute_spec): Add sysv_abi and ms_abi.
13191 (ix86_fn_abi_va_list): New.
13192 (ix86_canonical_va_list_type): New.
13193 (ix86_enum_va_list): New.
13194 (TARGET_FN_ABI_VA_LIST): New.
13195 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13196 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13197 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13198 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13199 (TARGET_ENUM_VA_LIST): New.
13200 * expr.h (std_fn_abi_va_list): New.
13201 (std_canonical_va_list_type): New.
13202 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13203 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13204 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13205 TARGET_CANONICAL_VA_LIST_TYPE.
13206 * target.h (struct gcc_target): Add fn_abi_va_list hook
13207 and canonical_va_list_type hook.
13209 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13211 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13212 integral and pointer types.
13214 2008-07-04 Roger Sayle <roger@eyesopen.com>
13216 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13217 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13219 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13222 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13224 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13226 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13227 build_gimple_modify_stmt.
13228 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13229 gimple operand. Use fold_build* instead of build*.
13231 2008-07-04 Richard Guenther <rguenther@suse.de>
13233 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13234 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13235 properly to compute the reachability set if we do field-sensitive PTA.
13236 * invoke.texi (max-fields-for-field-sensitive): Document default.
13237 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13238 100 for optimize >= 2.
13240 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13242 * ggc-zone.c (lookup_page_table_if_allocated,
13243 set_page_table_entry, zone_find_object_size, alloc_small_page,
13244 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13245 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13246 -Wc++-compat and/or -Wcast-qual warnings.
13248 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13251 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13252 pic_offset_table_rtx to be marked as used here.
13253 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13254 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13255 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13256 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13257 !TARGET_SECURE_PLT.
13259 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13261 * alloc-pool.c (hash_descriptor, eq_descriptor,
13262 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13263 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13265 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13266 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13267 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13268 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13271 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13273 * tree-flow.h (loop_only_exit_p): Declare.
13274 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13275 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13276 the number of iterations if it is constant. Otherwise, if this is the
13277 only possible exit of the loop, use the conservative estimate on the
13278 number of iterations of the entire loop if available.
13280 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13282 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13283 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13284 Add synchronization functions.
13285 * config/sync.c: New file.
13286 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13287 (LIBGCC_SYNC_CFLAGS): Likewise.
13289 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13292 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13293 (*pushtf_sse): New insn pattern.
13294 (pushtf splitters): New splitters.
13296 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13298 PR middle-end/35736
13299 * predict.c (build_predict_expr): Use void_type_node for the tree
13300 type, instead of NULL_TREE.
13302 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13304 * config/i386/i386.c (contains_aligned_value_p): Return true
13306 (ix86_data_alignment): Align TCmode to 128bits.
13307 (ix86_local_alignment): Likewise.
13309 2008-07-03 Andrew Haley <aph@redhat.com>
13312 * vec.h (VEC_TA): New.
13313 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13314 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13315 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13316 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13317 (C_COMMON_FIXED_TYPES): Remove first arg.
13318 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13319 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13320 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13321 not to use empty macro arguments.
13323 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13325 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13326 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13327 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13328 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13329 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13330 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13331 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13332 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13333 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13334 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13335 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13336 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13337 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13338 config/rs6000/e500crtres64gpr.asm,
13339 config/rs6000/e500crtres64gprctr.asm,
13340 config/rs6000/e500crtrest32gpr.asm,
13341 config/rs6000/e500crtrest64gpr.asm,
13342 config/rs6000/e500crtresx32gpr.asm,
13343 config/rs6000/e500crtresx64gpr.asm,
13344 config/rs6000/e500crtsav32gpr.asm,
13345 config/rs6000/e500crtsav64gpr.asm,
13346 config/rs6000/e500crtsav64gprctr.asm,
13347 config/rs6000/e500crtsavg32gpr.asm,
13348 config/rs6000/e500crtsavg64gpr.asm,
13349 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13350 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13351 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13352 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13353 config/sparc/sol2-cn.asm: Remove .file directives.
13355 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13357 * resource.c (mark_referenced_resources): Look inside
13358 UNSPEC_VOLATILEs and ASM_INPUTs.
13360 2008-07-02 Ian Lance Taylor <iant@google.com>
13362 * rtlanal.c (add_reg_note): New function.
13363 * rtl.h (add_reg_note): Declare.
13364 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13365 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13366 * builtins.c (expand_builtin_longjmp): Likewise.
13367 (expand_builtin_nonlocal_goto): Likewise.
13368 * calls.c (emit_call_1, expand_call): Likewise.
13369 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13370 * cfglayout.c (fixup_reorder_chain): Likewise.
13371 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13372 (commit_one_edge_insertion): Likewise.
13373 * combine.c (move_deaths, distribute_notes): Likewise.
13374 * df-problems.c (df_set_note): Likewise.
13375 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13376 (set_unique_reg_note): Likewise.
13377 (emit_copy_of_insn_after): Likewise.
13378 * expr.c (expand_expr_real): Likewise.
13379 * gcse.c (add_label_notes): Likewise.
13380 * haifa-sched.c (create_check_block_twin): Likewise.
13381 * jump.c (mark_jump_label_1): Likewise.
13382 * loop-doloop.c (add_test, doloop_modify): Likewise.
13383 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13384 * lower-subreg.c (move_eh_region_note): Likewise.
13385 * optabs.c (emit_libcall_block): Likewise.
13386 * predict.c (predict_insn): Likewise.
13387 (combine_predictions_for_insn): Likewise.
13388 * recog.c (peephole2_optimize): Likewise.
13389 * regmove.c (try_auto_increment): Likewise.
13390 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13391 * reload.c (find_reloads): Likewise.
13392 * reload1.c (fixup_eh_region_note): Likewise.
13393 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13394 * reorg.c (delete_prior_computation): Likewise.
13395 (delete_computation, dbr_schedule): Likewise.
13396 * config/pa/pa.c (legitimize_pic_address): Likewise.
13397 * config/sh/sh.c (sh_reorg): Likewise.
13399 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13402 * config/libgcc-glibc.ver: Add %exclude.
13403 * config/m32r/libgcc-glibc.ver: Likwise.
13404 * config/s390/libgcc-glibc.ver: Likwise.
13405 * config/sh/libgcc-glibc.ver: Likwise.
13406 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13408 * config/i386/libgcc-glibc.ver: New.
13410 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13412 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13414 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13415 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13416 i[34567]86-*-linux*, x86_64-*-linux*. Add
13417 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13418 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13419 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13420 i[34567]86-*-linux*, x86_64-*-linux*.
13422 * libgcc-std.ver: Add empty GCC_4.4.0.
13424 * mkmap-symver.awk: Support multiple versions per symbol.
13426 * config/i386/i386.c (ix86_init_builtins): Always define
13427 __builtin_fabsq and __builtin_copysignq with fallbacks.
13428 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13429 and __builtin_copysignq if SSE2 isn't available.
13431 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13432 (LIBGCC2_TF_CEXT): Likwise.
13433 (TF_SIZE): Likwise.
13435 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13437 * config/i386/sfp-machine.h: Moved to libgcc.
13439 * config/i386/sfp-machine.h: New.
13440 * config/i386/t-linux: Likwise.
13442 * config/i386/t-darwin: Remove softfp_wrap_start and
13444 * config/i386/t-darwin64: Likewise.
13446 * config/i386/t-fprules-softfp64: Renamed to ...
13447 * config/i386/t-fprules-softfp: This.
13449 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13450 and softfp_wrap_end.
13452 2008-07-02 Jason Merrill <jason@redhat.com>
13454 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13456 * tree.c (ctor_to_list): New fn.
13457 * tree.h: Declare it.
13458 (CONSTRUCTOR_ELT): New macro.
13459 (CONSTRUCTOR_NELTS): New macro.
13461 2008-07-02 Richard Guenther <rguenther@suse.de>
13463 * tree-ssa-structalias.c (struct variable_info): Reorder
13464 to fill padding on 64bit hosts. Make collapsed_to an int.
13465 (get_varinfo_fc): Deal with that.
13466 (new_var_info): Likewise.
13467 (collapse_rest_of_var): Likewise.
13469 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13471 * doc/install.texi (--enable-java-home): Document.
13472 (--enable-aot-compile-rpm): Likewise.
13473 (--with-arch-directory): Likewise.
13474 (--with-os-directory): Likewise.
13475 (--with-origin-name): Likewise.
13476 (--with-arch-suffix): Likewise.
13477 (--with-jvm-root-dir): Likewise.
13478 (--with-jvm-jar-dir): Likewise.
13479 (--with-python-dir): Likewise.
13481 2008-07-02 Richard Guenther <rguenther@suse.de>
13483 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13484 from decls explicitly. Merge operand checking from tuples.
13486 2008-07-02 Martin Jambor <mjambor@suse.cz>
13488 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13490 2008-07-02 Martin Jambor <mjambor@suse.cz>
13492 * tree-switch-conversion.c: Included timevar.h
13493 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13495 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13497 2008-07-02 Martin Jambor <mjambor@suse.cz>
13499 * tree-switch-conversion.c: Corrected various comments and
13501 (build_constructors): Fixed minor formatting mistakes.
13503 * invoke.texi (Optimize Options): Corrected the
13504 switch-conversion-max-branch-ratio parameter.
13506 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13508 * final.c (asm_insn_count): Return zero for an empty asm body.
13510 2008-07-02 Richard Guenther <rguenther@suse.de>
13512 * bitmap.h (bitmap_set_bit): Return bool.
13513 (bitmap_clear_bit): Likewise.
13514 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13515 write to the bitmap if it would.
13516 (bitmap_clear_bit): Likewise.
13517 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13518 bitmap_set_bit return value.
13519 (add_pred_graph_edge): Likewise.
13520 (add_graph_edge): Likewise.
13521 (do_sd_constraint): Likewise.
13522 (do_ds_constraint): Likewise.
13524 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13526 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13527 Fix -Wc++-compat and/or -Wcast-qual warnings.
13528 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13529 gen_regparm_prefix): Likewise.
13530 * vmsdbgout.c (write_modbeg, lookup_filename,
13531 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13533 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13535 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13536 defaults.h definition apply.
13538 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13540 * function.c (assign_parm_remove_parallels): New.
13541 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13543 (assign_parm_setup_block): Do not handle them.
13544 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13545 assign_parm_remove_parallels.
13547 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13549 * c-typeck.c (convert_for_assignment): Use
13550 vector_targets_convertible_p.
13551 * c-common.c (vector_targets_convertible_p): New.
13552 * c-common.h (vector_targets_convertible_p): New prototype.
13553 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13554 opaque_p_V2SI_type_node.
13556 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13558 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13561 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13563 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13564 TFmode constants via two element DImode vector for hosts with
13565 HOST_BITS_PER_WIDE_INT < 64.
13566 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13567 also for HOST_BITS_PER_WIDE_INT < 64.
13569 2008-07-01 Richard Guenther <rguenther@suse.de>
13571 PR tree-optimization/36666
13572 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13573 (get_constraint_exp_from_ssa_var): Split into ...
13574 (get_constraint_exp_for_temp): ... this ...
13575 (get_constraint_for_ssa_var): ... and that.
13576 Return constraint expressions for all touched sub-fields
13577 if the results address is not taken.
13578 (process_constraint): Remove assertion that aggregate
13579 assignments do not happen at this place.
13580 (get_constraint_for_component_ref): Add address_p argument.
13581 Return constraint expressions for all touched sub-fields
13582 if the results address is not taken.
13583 (do_deref): Use get_constraint_exp_for_temp.
13584 (get_constraint_for_1): Rename from ...
13585 (get_constraint_for): ... this. Add the old function as wrapper.
13586 (do_structure_copy): Use get_constraint_for_1.
13588 2008-07-01 Martin Jambor <mjambor@suse.cz>
13590 * Makefile.in (tree-switch-conversion.o): Add.
13591 (OBJS-common): Add tree-swtch-conversion.o.
13592 * passes.c (init_optimization_passes): Add pass_convert_switch.
13593 * tree-pass.h: (pass_convert_switch): Add.
13594 * tree-switch-conversion.c: New file.
13595 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13596 * common.opt (ftree-cswtch): New option.
13597 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13598 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13599 * opts.c (decode_options): Set flag_tree_switch_conversion when
13600 optimization level is >= 2.
13601 * doc/invoke.texi (Optimize Options): Added description of
13602 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13604 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13606 * config/darwin-driver.c (darwin_default_min_version): Fix
13607 -Wc++-compat warnings.
13609 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13611 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13614 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13616 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13618 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13620 PR rtl-optimization/34744
13621 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13622 (df_scan_free_internal): Free data structures not
13623 allocated in storage pools.
13624 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13625 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13626 df_scan_free_mws_vec.
13627 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13630 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13632 * config/i386/i386.c (contains_aligned_value_p): Return true
13634 (ix86_function_arg_boundary): Return its natural boundary
13636 (return_in_memory_32): Don't check TDmode.
13637 (ix86_split_to_parts): Support splitting into 4 parts and
13638 support TFmode for 32bit target.
13639 (ix86_split_long_move): Support splitting into 4 parts.
13640 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13642 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13643 (ix86_init_builtins): Here.
13644 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13645 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13646 'q' and 'w', respectively.
13648 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13650 (movtf_internal): Likewise.
13651 (<code>tf2): Likewise.
13652 (*absnegtf2_sse): Likewise.
13653 (copysign<mode>3): Likewise.
13654 (copysign<mode>3_const): Likewise.
13655 (copysign<mode>3_var): Likewise.
13656 (define_split UNSPEC_COPYSIGN): Likewise.
13657 * config/i386/sse.md (*nandtf3): Likewise.
13658 (<code>tf3): Likewise.
13659 (*<code>tf3): Likewise.
13661 2008-06-30 Joey Ye <joey.ye@intel.com>
13662 H.J. Lu <hongjiu.lu@intel.com>
13664 * global.c (compute_regsets): Set frame_pointer_needed here.
13665 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13667 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13669 * doc/install.texi (specific): Expand Windows build notes.
13671 2008-06-30 Ira Rosen <irar@il.ibm.com>
13673 PR tree-optimization/36648
13674 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13675 number of prolog iterations by step. Fix the comment.
13677 2008-06-30 Richard Guenther <rguenther@suse.de>
13679 PR middle-end/36671
13680 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13681 handle calls from ECF_MALLOC functions.
13682 (handle_pure_call): ECF_MALLOC functions do not return
13684 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13686 2008-06-29 Andreas Schwab <schwab@suse.de>
13688 * config/m68k/m68k.c (print_operand): Always print a float
13690 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13691 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13694 * config/rs6000/x-linux64: Remove never used file.
13696 2008-06-29 Richard Guenther <rguenther@suse.de>
13698 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13700 (struct alias_info): Move ...
13701 * tree-ssa-alias.c: ... here.
13702 (update_alias_info): Declare.
13703 (compute_may_aliases): Call it.
13704 (update_alias_info): New function.
13705 * tree-ssa-structalias.c (update_alias_info): Move ...
13706 * tree-ssa-alias.c (update_alias_info_1): ... here.
13707 * tree-ssa-structalias.c (process_constraint_1): Remove
13708 unused from_call argument. Rename to ...
13709 (process_constraint): ... this. Delete old wrapper.
13710 (make_constraint_to): Adjust callers.
13711 (handle_const_call): Likewise.
13712 (handle_pure_call): Likewise.
13713 (init_base_vars): Likewise.
13714 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13715 (find_func_aliases): We don't need structure copies for
13717 (make_constraint_from_anything): Remove.
13718 (create_variable_info_for): For globals make constraints
13719 from escaped, not from anything.
13720 (compute_points_to_sets): Do not call update_alias_info.
13721 (ipa_pta_execute): Use make_constraint_from.
13723 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13725 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13726 (bitmap.o-warn, dominance.o-warn): New.
13727 * configure.ac (cxx_compat_warn): Delete.
13728 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13729 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13731 * configure: Regenerate.
13733 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13736 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13738 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13739 * df-scan.c (df_notes_rescan): Likewise.
13740 * ggc-page.c (set_page_table_entry): Likewise.
13741 * intl.c (gcc_gettext_width): Likewise.
13742 * varasm.c (get_unnamed_section, get_noswitch_section,
13743 get_section): Likewise.
13745 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13747 * regrename.c (build_def_use): Don't copy RTX.
13749 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13751 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13752 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13753 punctuation. Use @ref instead of @xref.
13754 (Function Names): Remove stray @display/@end display.
13755 (C++ Attributes): Use @ref instead of @xref.
13756 (Deprecated Features): Fix punctuation around @xref.
13757 (Backwards Compatibility): Likewise.
13758 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13760 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13762 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13763 constants for E500 double.
13765 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13767 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13768 element type of const_vector.
13770 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13772 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13773 Remove FLAGS_REG clobber from expander pattern.
13774 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13775 (anddi3, andsi3, andhi3, andqi3): Ditto.
13776 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13777 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13778 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13779 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13780 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13781 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13782 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13783 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13785 2008-06-28 Richard Guenther <rguenther@suse.de>
13787 * tree-ssa-structalias.c (callused_id, var_callused,
13788 callused_tree): Add.
13789 (handle_pure_call): New function.
13790 (find_func_aliases): Call it.
13791 (find_what_p_points_to): Handle the call-used set.
13792 (clobber_what_escaped): Likewise.
13793 (compute_call_used_vars): New function.
13794 (init_base_vars): Init the call-used variable.
13795 (do_sd_constraint): Do not propagate the solution from CALLUSED
13796 but use CALLUSED as a placeholder.
13797 (solve_graph): Likewise.
13798 * tree-flow-inline.h (gimple_call_used_vars): New function.
13799 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13800 (compute_call_used_vars): Declare.
13801 * tree-ssa-alias.c (set_initial_properties): Call
13802 compute_call_used_vars.
13803 (reset_alias_info): Clear call-used variables.
13804 (add_call_clobber_ops): Assert we are not called for const/pure
13805 functions. Remove handling of them.
13806 (add_call_read_ops): Handle pure functions by adding the
13807 call-used set of variables as VUSEs.
13808 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13809 (delete_tree_ssa): Free it.
13810 * tree-dfa.c (remove_referenced_var): Clear the var from the
13813 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13815 * tree.c (build_varargs_function_type_list): New.
13816 (build_function_type_list_1): New.
13817 (build_function_type_list): Use build_function_type_list_1.
13818 * tree.h (build_varargs_function_type_list): New.
13820 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13823 * config/spu/spu.c (spu_builtin_splats): Do not generate
13824 invalid CONST_VECTOR expressions.
13825 (spu_expand_vector_init): Likewise.
13827 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13829 * optabs.c (libfunc_decls): New variable.
13830 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13831 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13832 for the same function twice.
13834 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13836 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13837 ix86_expand_binary_operator directly.
13838 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13840 (*ashrti3_1): Ditto.
13841 (*lshrti3_1): Ditto.
13842 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13843 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13844 using only one splitter. Conditionaly execute splitter before or
13845 after peephole2 pass.
13846 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13847 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13848 Use only one alternative in asm template.
13849 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13851 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13852 "J" operand constraint for operand 2.
13853 (*ashldi3_cconly_rex64): Ditto.
13854 (*ashrdi3_cmp_rex64): Ditto.
13855 (*ashrdi3_cconly_rex64): Ditto.
13856 (*lshrdi3_cmp_rex64): Ditto.
13857 (*lshrdi3_cconly_rex64): Ditto.
13858 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13859 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13860 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13863 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13865 * gimplify.c (omp_is_private): Don't return true if decl is not
13866 already private on #pragma omp for or #pragma omp parallel for.
13869 * tree-cfg.c (struct move_stmt_d): Replace block field with
13870 orig_block and new_block fields.
13871 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13872 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13873 (move_block_to_fn): Replace vars_map and new_label_map arguments
13874 with struct move_stmt_d pointer.
13875 (replace_block_vars_by_duplicates): New function.
13876 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13877 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13878 all subblocks of ORIG_BLOCK to the new function. Call
13879 replace_block_vars_by_duplicates.
13880 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13881 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13882 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13883 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13884 (expand_omp): Temporarily set input_location to the location of
13885 region's controlling stmt.
13886 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13887 BIND_EXPR, push ctx->block_vars and gimplification vars into
13888 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13889 into dest function.
13890 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13891 there are any BLOCK_VARS.
13892 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13893 OMP_PARALLEL or OMP_TASK stmt.
13894 (lower_omp): Save and restore input_location around the lower_omp_1
13897 2008-06-27 Richard Guenther <rguenther@suse.de>
13899 PR tree-optimization/36400
13900 PR tree-optimization/36373
13901 PR tree-optimization/36344
13902 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13903 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13904 (update_alias_info): Remove call clobbering code.
13905 (make_constraint_to): New helper function.
13906 (make_escape_constraint): Likewise.
13907 (handle_rhs_call): Use it on all pointer containing arguments.
13908 Also mark the static chain escaped.
13909 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13910 instead of ANYTHING.
13911 (make_constraint_from): New helper split out from ...
13912 (make_constraint_from_anything): ... here.
13913 (find_func_aliases): Add constraints for escape sites.
13914 (intra_create_variable_infos): Make constraints from NONLOCAL
13916 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13918 (clobber_what_p_points_to): Remove.
13919 (clobber_what_escaped): New function.
13920 (init_base_vars): Init NONLOCAL and ESCAPED.
13921 (do_sd_constraint): Do not propagate the solution from ESCAPED
13922 but use ESCAPED as a placeholder.
13923 (solve_graph): Likewise.
13924 * tree-flow.h (clobber_what_p_points_to): Remove.
13925 (clobber_what_escaped): Declare.
13926 * tree-ssa-alias.c (set_initial_properties): Call it.
13927 Remove code clobbering escaped pointers.
13929 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13931 * function.c (allocate_struct_function): Only allocate a unique
13932 funcdef_no if the decl is nonzero.
13934 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13936 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13937 * config/mips/mips.c (mips_split_const_insns): New function.
13938 * config/mips/mips.md (move_type): New attribute.
13939 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13940 (dword_mode): New attribute.
13941 (type): Avoid long line. Map "move_type"s to "type"s,
13942 choosing "multi" for doubleword moves if appropriate.
13943 Swap MTC/MFC comments to match their declaration order.
13944 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13945 "type" is "branch" or "jal" is "direct".
13946 (length): Handle "extended_mips16" first. Make the default
13947 "0" for "ghost" instructions. Set the length from "move_type".
13948 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13949 of "type", with "sll0" for the register alternative. Remove the
13950 "extended_mips16" attribute.
13951 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13952 of "type", with "shift_shift" for the register alternative.
13953 Remove the "length" attribute.
13954 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13955 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13956 of "type", with "andi" for the register alternative.
13957 (*zero_extendqihi2): Likewise.
13958 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13959 of "andi" instead of a "type" of "arith".
13960 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13962 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13963 (mov_<store>r, *mov<mode>_ra): Likewise.
13964 (extendsidi2): Use "move_type" instead of "type", with "move"
13965 for the register alternative.
13966 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13967 of "type", with "signext" for the register alternative.
13968 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13969 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13970 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13971 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13972 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13973 (unnamed branch insn): Likewise.
13974 (*movdi_gp32_fp64): Fold into...
13975 (*movdi_32bit): ...here.
13976 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13977 (*movdf_hardfloat): ...this new pattern.
13978 (*movdf_softfloat): Remove redundant FPR alternatives.
13979 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13980 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13981 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13982 the "move" attribute.
13983 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13984 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13985 and "store" for COP loads and stores.
13986 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13987 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13988 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13989 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13990 (*movtf_mips16, *movv2sf): Likewise.
13991 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13992 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13993 (mfhc1<mode>): Use "move_type" instead of "move".
13994 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13995 (loadgp_blockage): Remove the "length" attribute.
13996 (blockage, set_got_version, update_got_version): Likewise.
13997 (call_internal): Remove the "extended_mips16" attribute.
13998 (call_value_internal, call_value_multiple_internal): Likewise.
13999 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14001 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14002 the "length" attribute.
14004 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14006 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14007 -Wcast-qual warnings.
14008 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14009 handle_pragma_pop_macro): Likewise.
14010 * collect2.c (resolve_lib_name): Likewise.
14011 * config/arc/arc.c (arc_init): Likewise.
14012 * config/arm/arm.c (neon_builtin_compare,
14013 locate_neon_builtin_icode): Likewise.
14014 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14015 * config/bfin/bfin.c (bfin_init_machine_status,
14016 bfin_optimize_loop): Likewise.
14017 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14018 * config/cris/cris.c (cris_init_expanders): Likewise.
14019 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14020 * config/darwin.c (machopic_indirection_eq,
14021 machopic_indirection_name, machopic_output_indirection): Likewise.
14022 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14023 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14024 frv_optimize_membar): Likewise.
14025 * config/i386/cygwin.h (mingw_scan,
14026 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14027 * config/i386/cygwin1.c (mingw_scan): Likewise.
14028 * config/i386/i386.c (machopic_output_stub): Likewise.
14029 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14030 i386_pe_unique_section): Likewise.
14031 * config/ia64/ia64.c (ia64_init_machine_status,
14032 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14034 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14035 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14036 * config/m68k/m68k.c (m68k_handle_option,
14037 m68k_sched_md_init_global): Likewise.
14038 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14039 mcore_unique_section): Likewise.
14040 * config/mips/mips.c (mips_block_move_straight,
14041 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14043 * config/mmix/mmix.c (mmix_init_machine_status,
14044 mmix_encode_section_info): Likewise.
14045 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14046 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14047 print_operand_address, output_toc, redefine_groups,
14048 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14049 * config/s390/s390.c (s390_init_machine_status): Likewise.
14050 * config/score/score.c (score_block_move_straight,
14051 score_block_move_loop_body): Likewise.
14052 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14053 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14054 * emit-rtl.c (find_auto_inc): Likewise.
14055 * gcc.c (translate_options, process_command): Likewise.
14056 * reorg.c (dbr_schedule): Likewise.
14057 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14058 * xcoffout.c (xcoffout_declare_function): Likewise.
14060 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14062 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14063 ipa-pta working again.
14065 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14067 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14070 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14072 * config.gcc (powerpc*-*-*): Add new core e500mc.
14073 * config/rs6000/e500mc.md: New file.
14074 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14076 (rs6000_override_options): Add e500mc case to
14077 processor_target_table. Altivec and Spe options not allowed
14078 with e500mc. Add isel instruction to e500mc by
14079 default. Initialize rs6000_cost for e500mc.
14080 (rs6000_issue_rate): Set issue rate for e500mc.
14081 * config/rs6000/rs6000.h (processor_type): Add
14082 PROCESSOR_PPCE500MC.
14083 (ASM_CPU_SPEC): Add e500mc.
14084 Set TARGET_ISEL to rs6000_isel.
14085 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14086 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14087 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14089 * doc/invoke.texi: Add e500mc to list of cpus.
14091 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14094 * c-lex.c (lex_charconst): Initialize unsignedp.
14096 2008-06-27 Olivier Hainque <hainque@adacore.com>
14098 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14099 documented assumptions.
14101 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14103 * dwarf2out.c: Remove trailing white spaces. Break long line
14106 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14108 * libfuncs.h (LTI_synchronize): New libfunc_index.
14109 (synchronize_libfunc): Declare.
14110 * builtins.c (expand_builtin_synchronize): Consider using
14111 synchronize_libfunc before falling back on an asm blockage.
14112 * config/mips/mips.c: Include libfuncs.h
14113 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14115 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14117 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14118 parameter. Copy stack_reg to r11 where appropriate.
14119 (no_global_regs_above): Add gpr parameter.
14120 (rs6000_stack_info): Only add padding for SPE save area if we
14121 are saving SPE GPRs and CR.
14122 (saveres_routine_syms): New variable.
14123 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14125 (rs6000_savres_routine_sym): New function.
14126 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14128 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14129 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14130 Tweak FPR out-of-line saving.
14131 (rs6000_make_savres_rtx): New function.
14132 (rs6000_use_multiple_p): New function.
14133 (rs6000_savres_strategy): New function.
14134 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14135 out-of-line if appropriate.
14136 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14137 if we are optimizing for size.
14138 (GP_SAVE_INLINE): Define.
14139 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14140 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14141 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14142 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14143 (*save_fpregs_<mode>): Add use of r11.
14144 (*restore_gpregs_<mode>): New insn.
14145 (*return_and_restore_gpregs_<mode>): New insn.
14146 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14148 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14149 (*restore_gpregs_spe): New insn.
14150 (*return_and_restore_gpregs_spe): New insn.
14151 * config/rs6000/predicates.md (save_world_operation): Fix check.
14153 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14155 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14156 this point, so assert that.
14158 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14160 * cfganal.c: Include vec.h and vecprim.h.
14161 (compute_idf): Import from...
14162 * tree-into-ssa (compute_idf): ...here.
14163 * basic-block.h (compute_idf): Export.
14165 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14167 * c-decl.c (merge_decls): Use !current_function_decl to check for
14168 extern declaration of C99 inline function being at file scope.
14170 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14172 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14174 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14176 * alias.c (record_alias_subset, init_alias_analysis): Fix
14177 -Wc++-compat and/or -Wcast-qual warnings.
14178 * attribs.c (lookup_attribute_spec): Likewise.
14179 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14180 copy_bb, connect_traces,
14181 find_rarely_executed_basic_blocks_and_cr): Likewise.
14182 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14183 note_btr_set, migrate_btr_defs): Likewise.
14184 * builtins.c (result_vector, expand_builtin_memcpy,
14185 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14186 builtin_memset_read_str, expand_builtin_printf,
14187 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14189 * caller-save.c (mark_set_regs): Likewise.
14190 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14191 * cgraph.c (cgraph_edge): Likewise.
14192 * combine.c (likely_spilled_retval_1): Likewise.
14193 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14194 htab_counts_entry_del, get_coverage_counts): Likewise.
14195 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14196 new_cselib_val): Likewise.
14197 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14198 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14200 * df-core.c (df_compact_blocks): Likewise.
14201 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14202 * df-scan.c (df_grow_reg_info, df_ref_create,
14203 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14204 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14205 df_record_entry_block_defs, df_record_exit_block_uses,
14206 df_bb_verify): Likewise.
14207 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14208 DF_REF_EXTRACT_MODE_CONST): New.
14209 * dominance.c (get_immediate_dominator, get_dominated_by,
14210 nearest_common_dominator, root_of_dom_tree,
14211 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14212 -Wc++-compat and/or -Wcast-qual warnings.
14213 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14214 record_store, replace_read, check_mem_read_rtx, scan_insn,
14215 dse_step1, dse_record_singleton_alias_set): Likewise.
14216 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14218 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14220 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14221 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14222 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14223 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14224 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14225 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14226 file_name_acquire, output_file_names, add_const_value_attribute,
14227 premark_used_types_helper, file_table_eq, file_table_hash,
14228 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14229 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14230 -Wcast-qual warnings.
14231 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14232 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14233 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14234 gen_reg_rtx, start_sequence, init_emit): Likewise.
14235 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14236 * except.c (init_eh_for_function, gen_eh_region,
14237 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14238 arh_to_landing_pad, arh_to_label, add_action_record,
14239 add_call_site, switch_to_exception_section): Likewise.
14240 * expmed.c (synth_mult): Likewise.
14241 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14242 store_expr): Likewise.
14243 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14245 * function.c (assign_stack_temp_for_type,
14246 allocate_struct_function, match_asm_constraints_1): Likewise.
14247 * gcov-io.c (gcov_allocate): Likewise.
14248 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14249 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14250 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14251 record_one_set, insert_expr_in_table, insert_set_in_table,
14252 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14253 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14254 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14255 -Wcast-qual warnings.
14257 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14259 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14260 -Wcast-qual warnings.
14261 * gcc.c (process_command): Likewise.
14262 * genattrtab.c (oballoc): Use XOBNEW.
14263 (oballocvec): Define.
14264 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14265 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14266 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14267 -Wc++-compat and/or -Wcast-qual warnings.
14268 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14269 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14270 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14271 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14272 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14273 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14274 add_excls, process_presence_absence_names,
14275 process_presence_absence_patterns, add_presence_absence,
14276 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14277 get_free_state, add_arc, get_free_automata_list_el,
14278 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14279 transform_3, cache_presence, create_ainsns, create_automata,
14280 create_state_ainsn_table, dfa_insn_code_enlarge,
14281 output_trans_func, output_min_issue_delay_func,
14282 output_dead_lock_func, output_reset_func,
14283 output_get_cpu_unit_code_func, output_dfa_start_func,
14284 expand_automata): Likewise.
14285 * genextract.c (gen_insn): Likewise.
14286 * gengtype-lex.l: Likewise.
14287 * gengtype.c (read_input_list, adjust_field_type,
14288 process_gc_options): Likewise.
14289 * genoutput.c (note_constraint): Likewise.
14290 * genpreds.c (mangle, add_constraint): Likewise.
14291 * genrecog.c (process_define_predicate, new_decision,
14292 add_to_sequence): Likewise.
14293 * gensupport.c (record_insn_name): Likewise.
14295 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14297 * config/i386/driver-i386.c (detect_caches_amd,
14298 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14299 and/or -Wcast-qual warnings.
14300 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14301 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14302 gt_pch_save): Likewise.
14303 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14304 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14305 * global.c (compute_regsets): Likewise.
14306 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14307 finish_graph_dump_file): Likewise.
14308 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14309 unlink_bb_notes): Likewise.
14310 * integrate.c (get_hard_reg_initial_val): Likewise.
14311 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14312 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14313 * local-alloc.c (update_equiv_regs): Likewise.
14314 * loop-invariant.c (check_invariant_table_size,
14315 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14317 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14318 altered_reg_used, mark_altered): Likewise.
14319 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14320 insert_var_expansion_initialization,
14321 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14322 release_var_copies): Likewise.
14323 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14324 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14325 analyze_accesses_for_phi_node, check_var_notmodified_p,
14326 check_allocation_function, find_sites_in_func,
14327 record_all_accesses_in_func, transform_access_sites,
14328 transform_allocation_sites): Likewise.
14329 * omp-low.c (new_omp_region, create_omp_child_function_name,
14330 check_omp_nesting_restrictions, check_combined_parallel,
14331 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14332 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14333 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14334 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14336 * opts-common.c (prune_options): Likewise.
14337 * opts.c (add_input_filename, print_filtered_help,
14338 get_option_state): Likewise.
14339 * params.c (add_params): Likewise.
14340 * passes.c (set_pass_for_id, next_pass_1,
14341 do_per_function_toporder, pass_fini_dump_file): Likewise.
14342 * postreload.c (reload_cse_simplify_operands): Likewise.
14343 * predict.c (tree_predicted_by_p, tree_predict_edge,
14344 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14346 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14348 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14350 * recog.c (check_asm_operands, validate_change_1): Likewise.
14351 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14352 subst_asm_stack_regs): Likewise.
14353 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14354 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14355 * regmove.c (reg_is_remote_constant_p): Likewise.
14356 * regrename.c (regrename_optimize, scan_rtx_reg,
14357 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14359 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14360 regstat_compute_calls_crossed): Likewise.
14361 * reload1.c (init_reload, new_insn_chain,
14362 has_nonexceptional_receiver, reload, copy_reloads,
14363 calculate_needs_all_insns, init_elim_table): Likewise.
14364 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14365 * rtl.c (shallow_copy_rtx_stat): Likewise.
14366 * rtlanal.c (parms_set): Likewise.
14367 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14368 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14369 * sched-ebb.c (earliest_block_with_similiar_load,
14370 add_deps_for_risky_insns): Likewise.
14371 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14372 schedule_region): Likewise.
14373 * see.c (eq_descriptor_pre_extension,
14374 hash_descriptor_pre_extension, hash_del_pre_extension,
14375 eq_descriptor_properties, hash_descriptor_properties,
14376 hash_del_properties, see_seek_pre_extension_expr,
14377 see_initialize_data_structures, see_print_register_properties,
14378 see_print_pre_extension_expr, see_delete_merged_def_extension,
14379 see_delete_unmerged_def_extension, see_emit_use_extension,
14380 see_pre_delete_extension, see_map_extension, see_commit_changes,
14381 see_analyze_merged_def_local_prop,
14382 see_analyze_merged_def_local_prop,
14383 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14384 see_set_prop_merged_def, see_set_prop_unmerged_def,
14385 see_set_prop_unmerged_use, see_print_one_extension,
14386 see_merge_one_use_extension, see_merge_one_def_extension,
14387 see_store_reference_and_extension, see_update_uses_relevancy,
14388 see_update_defs_relevancy): Likewise.
14389 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14390 hash_statistics_free, curr_statistics_hash): Likewise.
14391 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14392 expand_asm_operands, expand_return, case_bit_test_cmp,
14393 expand_case): Likewise.
14394 * stor-layout.c (start_record_layout): Likewise.
14395 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14396 gt_pch_save_stringpool): Likewise.
14397 * tree-data-ref.c (hash_stmt_vertex_info,
14398 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14399 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14401 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14404 * config/i386/i386.md : Change constraints of HImode and QImode
14405 immediate operands from "i" to "n". Change SImode "ni" constraint to
14406 "i" and SImode "rmi" constraint to "g". Remove all constraints
14407 from const0_operand and const1_operand predicated operands.
14408 (i): Change QImode and HImode attribute from "i" to "n".
14409 (*subqi_2): Change HImode operands to QImode.
14412 2008-06-25 Olivier Hainque <hainque@adacore.com>
14414 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14417 2008-06-25 Richard Guenther <rguenther@suse.de>
14419 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14420 not overflow the result type.
14422 2008-06-25 Richard Guenther <rguenther@suse.de>
14424 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14425 (vn_lookup): Likewise.
14427 2008-06-25 Richard Guenther <rguenther@suse.de>
14429 PR tree-optimization/35518
14430 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14431 * tree-sra.c (instantiate_element): Use fold_build3 to build
14433 (try_instantiate_multiple_fields): Likewise.
14435 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14437 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14440 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14442 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14443 use_backchain_to_restore_sp to true
14444 if the offset of the link register save area would go over the 32k - 1
14445 offset limit of the load
14448 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14450 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14451 anchor for the type-punning blurb. Cross-reference "Structures
14452 unions enumerations and bit-fields implementation". Provide a
14453 cast-through-pointer example. Make final sentence self-contained.
14454 * doc/implement-c.texi (Structures unions enumerations and
14455 bit-fields implementation): Cross-reference the type-punning blurb
14456 in the -fstrict-aliasing documentation.
14458 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14460 PR middle-end/36594
14461 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14462 the memory instead of the memory itself for the save area.
14464 2008-06-24 Olivier Hainque <hainque@adacore.com>
14465 Nicolas Roche <roche@adacore.com>
14467 * gengtype.c (srcdir_len): size_t instead of int.
14468 (get_file_realbasename): New function. For F a filename, the real
14469 basename of F, with all the path components stripped.
14470 (get_file_srcdir_relative_path): New function. For F a filename, the
14471 relative path to F from $(srcdir).
14472 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14473 get_file_realbasename. Adjust the head comment.
14474 (get_prefix_langdir_index): New function. For F a filename, return the
14475 lang_dir_names[] relative index of the language directory that is
14477 (get_file_langdir): For F a filename, return the name of the language
14478 directory where F is located.
14479 (get_file_gtfilename): New function. The gt- output file name for an
14481 (get_output_file_with_visibility): Replace in-line computations with
14482 uses of get_file_gtfilename and get_prefix_langdir_index.
14483 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14485 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14487 PR tree-optimization/36504
14488 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14489 references without base address.
14491 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14493 PR middle-end/36584
14494 * calls.c (expand_call): Increase alignment for recursive functions.
14496 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14498 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14499 (TARGET_FUNCTION_VALUE): New define.
14500 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14501 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14503 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14505 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14506 (fmod<mode>3): Ditto.
14507 (remainderxf3): Ditto.
14508 (remainder<mode>3): Ditto.
14510 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14513 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14514 REG is a hard register.
14516 PR tree-optimization/36508
14517 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14518 499, don't check it at all in release compilers.
14520 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14522 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14523 together with SSE_TARGET_MATH to disable insn pattern.
14524 (*fop_<MODEF:mode>_2_i387): Ditto.
14525 (*fop_<MODEF:mode>_3_i387): Ditto.
14527 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14529 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14531 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14533 PR middle-end/34906
14534 * gimplify.c (gimplify_asm_expr): Check the return code of
14535 parse_output_constraint call, set function return and is_inout
14536 value if it failed.
14538 2008-06-22 Ian Lance Taylor <iant@google.com>
14540 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14541 (narrowest_signed_type): Likewise.
14542 * c-typeck.c (c_common_type): Change local variable mclass to enum
14544 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14545 tcc_comparison, not the tree code itself.
14546 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14547 (c_expand_expr): Cast modifier to enum expand_modifier.
14548 * c-common.h (C_RID_CODE): Add casts.
14549 (C_SET_RID_CODE): Define.
14550 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14551 (c_lex_one_token): Add cast to avoid warning.
14552 (c_parser_objc_type_name): Rename local typename to type_name.
14553 (check_no_duplicate_clause): Change code parameter to enum
14555 (c_parser_omp_var_list_parens): Change kind parameter to enum
14557 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14558 c_parser_omp_list_var_parens.
14559 (c_parser_omp_threadprivate): Likewise.
14560 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14561 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14562 * c-format.c (NO_FMT): Define.
14563 (printf_length_specs): Use NO_FMT.
14564 (asm_fprintf_length_specs): Likewise.
14565 (gcc_diag_length_specs): Likewise.
14566 (scanf_length_specs): Likewise.
14567 (strfmon_length_specs): Likewise.
14568 (gcc_gfc_length_specs): Likewise.
14569 (printf_flag_specs): Change 0 to STD_C89.
14570 (asm_fprintf_flag_specs): Likewise.
14571 (gcc_diag_flag_specs): Likewise.
14572 (gcc_cxxdiag_flag_specs): Likewise.
14573 (scanf_flag_specs): Likewise.
14574 (strftime_flag_specs): Likewise.
14575 (strfmon_flag_specs): Likewise.
14576 (print_char_table): Likewise.
14577 (asm_fprintf_char_table): Likewise.
14578 (gcc_diag_char_table): Likewise.
14579 (gcc_tdiag_char_table): Likewise.
14580 (gcc_cdiag_char_table): Likewise.
14581 (gcc_cxxdiag_char_table): Likewise.
14582 (gcc_gfc_char_table): Likewise.
14583 (scan_char_table): Likewise.
14584 (time_char_table): Likewis.
14585 (monetary_char_table): Likewise.
14586 * c-format.h (BADLEN): Likewise.
14588 2008-06-21 Ian Lance Taylor <iant@google.com>
14590 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14591 Define END_OF_BASE_TREE_CODES around inclusion.
14592 * tree.c (tree_code_type): New global array.
14593 (tree_code_length, tree_code_name): Likewise.
14594 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14595 $(lang_tree_files).
14596 (all-tree.def, s-alltree): New targets.
14597 (gencheck.h, s-gencheck): Remove.
14598 (tree.o): Depend upon all-tree.def.
14599 (build/gencheck.o): Remove gencheck.h dependency.
14600 (mostlyclean): Don't remove gencheck.h.
14601 * c-common.h (enum c_tree_code): Remove.
14602 * c-lang.c (tree_code_type): Remove.
14603 (tree_code_length, tree_code_name): Remove.
14604 * gencheck.c (tree_codes): Include all-tree.def, rather than
14605 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14607 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14609 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14610 (operator_name_info): Size to MAX_TREE_CODES.
14611 (assignment_operator_name_info): Likewise.
14612 * cp/cp-lang.c (tree_code_type): Remove.
14613 (tree_code_length, tree_code_name): Remove.
14614 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14615 (assignment_operator_name_info): Likewise.
14616 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14618 * cp/mangle.c (write_expression): Likewise.
14619 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14620 * fortran/f95-lang.c (tree_code_type): Remove.
14621 (tree_code_length, tree_code_name): Remove.
14622 * java/java-tree.h (enum java_tree_code): Remove.
14623 * java/lang.c (tree_code_type): Remove.
14624 (tree_code_length, tree_code_name): Remove.
14625 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14626 * objc/objc-act.h (enum objc_tree_code): Remove.
14627 * objc/objc-lang.c (tree_code_type): Remove.
14628 (tree_code_length, tree_code_name): Remove.
14629 * objcp/objcp-lang.c (tree_code_type): Remove.
14630 (tree_code_length, tree_code_name): Remove.
14631 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14632 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14633 * ada/misc.c (tree_code_type): Remove.
14634 (tree_code_length, tree_code_name): Remove.
14636 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14638 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14639 the grand_bitmap_obstack.
14641 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14643 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14644 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14645 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14646 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14647 move_stmt_r, new_label_mapper): Likewise.
14648 * tree-complex.c (cvc_lookup): Likewise.
14649 * tree-dfa.c (create_function_ann): Likewise.
14650 * tree-dump.c (dump_register): Likewise.
14651 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14652 find_phi_replacement_condition): Likewise.
14653 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14654 tree_function_versioning): Likewise.
14655 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14656 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14657 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14658 get_nonlocal_debug_decl, convert_nonlocal_reference,
14659 convert_nonlocal_omp_clauses, get_local_debug_decl,
14660 convert_local_reference, convert_local_omp_clauses,
14661 convert_nl_goto_reference, convert_nl_goto_receiver,
14662 convert_tramp_reference, convert_call_expr): Likewise.
14663 * tree-outof-ssa.c (contains_tree_r): Likewise.
14664 * tree-parloops.c (reduction_phi, initialize_reductions,
14665 eliminate_local_variables_1, add_field_for_reduction,
14666 add_field_for_name, create_phi_for_local_result,
14667 create_call_for_reduction_1, create_loads_for_reductions,
14668 create_stores_for_reduction, create_loads_and_stores_for_name):
14670 * tree-phinodes.c (allocate_phi_node): Likewise.
14671 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14672 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14673 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14674 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14675 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14676 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14677 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14678 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14679 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14680 vn_nary_op_insert): Likewise.
14681 * tree-ssa.c (redirect_edge_var_map_add,
14682 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14683 * tree-vectorizer.c (vectorize_loops): Likewise.
14684 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14685 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14686 tree_cons_stat, build1_stat, build_variant_type_copy,
14687 decl_init_priority_lookup, decl_fini_priority_lookup,
14688 decl_priority_info, decl_restrict_base_lookup,
14689 decl_restrict_base_insert, decl_debug_expr_lookup,
14690 decl_debug_expr_insert, decl_value_expr_lookup,
14691 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14692 type_hash_add, get_file_function_name, tree_check_failed,
14693 tree_not_check_failed, tree_range_check_failed,
14694 omp_clause_range_check_failed, build_omp_clause,
14695 build_vl_exp_stat): Likewise.
14696 * value-prof.c (gimple_histogram_value,
14697 gimple_duplicate_stmt_histograms): Likewise.
14698 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14699 unshare_variable, variable_union_info_cmp_pos, variable_union,
14700 dataflow_set_different_1, dataflow_set_different_2,
14701 vt_find_locations, variable_was_changed, set_variable_part,
14702 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14703 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14704 section_entry_hash, object_block_entry_eq,
14705 object_block_entry_hash, create_block_symbol,
14706 initialize_cold_section_name, default_function_rodata_section,
14707 strip_reg_name, set_user_assembler_name, const_desc_eq,
14708 build_constant_desc, output_constant_def, lookup_constant_def,
14709 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14710 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14711 default_internal_label): Likewise.
14712 * varray.c (varray_init, varray_grow): Likewise.
14713 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14715 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14717 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14718 operators for "test" insn. Macroize insn using SWI mode macro.
14719 (*jcc_fused_2): Ditto.
14720 (*jcc_fused_3): Macroize insn using SWI mode macro.
14721 (*jcc_fused_4): Ditto.
14723 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14725 * tree-ssa-pre.c: Fix typo in comment.
14726 (init_antic, fini_antic): Add explicit funtions for
14727 initializing and deinitializing ANTIC and AVAIL sets.
14728 (create_expression_by_pieces): Fix typo in comment.
14729 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14730 (execute_pre): Eventually dump details about ANTIC_IN.
14732 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14734 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14735 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14736 add_to_obstack, file_at_path, find_a_file, execute,
14737 add_preprocessor_option, add_assembler_option, add_linker_option,
14738 process_command, insert_wrapper, do_option_spec, do_self_spec,
14739 spec_path, do_spec_1, is_directory, main, used_arg,
14740 getenv_spec_function): Likewise.
14741 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14742 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14745 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14747 * doc/rtl.texi: Updated subreg section.
14749 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14752 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14753 node->needed and node->reachable.
14754 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14755 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14756 (expand_task_call): Don't call expand_task_copyfn.
14757 (expand_task_copyfn): Renamed to...
14758 (finalize_task_copyfn): ... this.
14760 2008-06-19 Jan Hubicka <jh@suse.cz>
14762 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14763 clobbering framepointer.
14765 2008-06-19 Jan Hubicka <jh@suse.cz>
14767 * tree-optimize.c (execute_early_local_optimizations): Set
14768 cgraph_state only at first invocation.
14770 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14772 * system.h (-Wc++-compat): Activate as a warning, no an error.
14774 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14776 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14777 instead of "#" in insn asm template.
14778 (*jcc_fused_2): Ditto.
14780 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14782 * config/i386/i386.h (ix86_tune_indices)
14783 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14784 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14785 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14786 (*jcc_fused_2): Ditto.
14787 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14788 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14789 (print operand): Handle 'E' and 'e' code.
14791 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14793 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14794 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14795 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14797 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14799 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14801 (cgraph_expand_function): Use local copy of decl.
14802 (cgraph_expand_all_functions): Remove redundant initialization of
14804 (cgraph_optimize): Reword internal_error message.
14806 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14808 * arm-protos.h (arm_return_in_memory): Remove public
14809 arm_return_in_memory() prototype.
14810 * arm.c (arm_return_in_memory): Add static prototype, add target
14811 hook macro, change definition and comments.
14812 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14814 2008-06-19 Ben Elliston <bje@au.ibm.com>
14816 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14817 real.c: Remove references to IEEE 754R.
14818 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14819 * doc/libgcc.texi (Decimal float library routines): Likewise.
14821 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14823 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14824 (default_unwind_word_mode): Add prototype.
14825 * targhooks.c (default_unwind_word_mode): New function.
14826 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14827 instead of word_mode.
14828 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14829 (TARGET_INITIALIZER): Use it.
14831 * c-common.c (handle_mode_attribute): Support "unwind_word"
14833 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14835 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14836 word_mode to access SjLj_Function_Context member "data".
14837 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14838 conversion from targetm.eh_return_filter_mode () to
14839 targetm.unwind_word_mode () if they differ.
14841 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14842 (BT_FN_UNWINDWORD_PTR): New function type.
14843 (BT_FN_WORD_PTR): Remove.
14844 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14845 * except.c (expand_builtin_extend_pointer): Convert pointer to
14846 targetm.unwind_word_mode () instead of word_mode.
14848 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14849 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14850 (spu_unwind_word_mode): New function.
14851 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14852 (TARGET_UNWIND_WORD_MODE): Define.
14853 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14855 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14857 * config/spu/spu.c (reg_align): Remove.
14858 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14859 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14860 (spu_split_store): Likewise.
14862 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14864 * gcc/tree-vn.c: Fix typo in comment.
14866 2008-06-18 Jan Hubicka <jh@suse.cz>
14868 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14869 toplevel reorder too.
14871 2008-06-18 Jan Hubicka <jh@suse.cz>
14873 * c-opts.c (c_common_post_options): PCH is not compatible with
14875 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14876 -fno-toplevel-reorder by default now.
14878 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14880 PR documentation/30739
14881 * doc/install.texi (Prerequisites): Document dependency on awk.
14883 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14884 Ian Lance Taylor <iant@google.com>
14886 PR rtl-optimization/35604
14887 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14888 only want to change jump destinations, not eventual label comparisons.
14890 2008-06-16 Jan Hubicka <jh@suse.cz>
14892 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14894 (cgraph_analyze_function): Likewise.
14896 2008-06-16 Jan Hubicka <jh@suse.cz>
14898 * cgraph.h (cgraph_mark_if_needed): New function.
14899 * cgraphunit.c (cgraph_mark_if_needed): New function.
14900 * c-decl.c (duplicate_decl): Use it.
14902 2008-06-16 Jan Hubicka <jh@suse.cz>
14904 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14907 2008-06-16 Jan Hubicka <jh@suse.cz>
14909 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14911 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14912 Kazu Hirata <kazu@codesourcery.com>
14913 Maxim Kuvyrkov <maxim@codesourcery.com
14915 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14916 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14917 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14918 EXTRA_SPEC_FUNCTIONS.
14919 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14920 (DRIVER_SELF_SPECS): Adjust.
14921 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14922 * config/mips/st.h, config/mips/t-st: New.
14923 * config/mips/driver-native.c, config/mips/x-native: New.
14924 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14927 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14929 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14931 (ISA_HAS_FP_CONDMOVE): New macro.
14932 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14933 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14934 (ISA_HAS_NMADD3_NMSUB3): New macro.
14935 * config/mips/mips.c (mips_rtx_costs): Update.
14936 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14937 compiling for ST Loongson 2E/2F.
14938 (madd<mode>): Rename to madd4<mode>. Update.
14939 (madd3<mode>): New pattern.
14940 (msub<mode>): Rename to msub4<mode>. Update.
14941 (msub3<mode>): New pattern.
14942 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14943 (nmadd3<mode>): New pattern.
14944 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14945 (nmadd3<mode>_fastmath): New pattern.
14946 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14947 (nmsub3<mode>): New pattern.
14948 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14949 (nmsub3<mode>_fastmath): New pattern.
14950 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14952 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14954 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14955 (DF_REF_INSN_INFO): New.
14956 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14957 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14958 with a NULL DF_REF_INSN_INFO.
14959 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14961 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14962 DF_INSN_INFO_EQ_USES): New.
14963 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14964 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14965 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14966 * df-core.c: Update comment for above changes.
14967 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14968 DF_INSN_UID_* macros.
14969 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14970 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14971 insn rtx. Update all callers.
14972 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14973 df_ref_create_structure, df_insn_refs_collect): Likewise.
14974 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14975 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14976 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14977 macros to access the insn refs.
14978 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14979 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14980 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14981 for accessing the refs.
14982 (try_fwprop_subst): Likewise.
14983 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14984 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14985 for accessing the refs.
14986 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14987 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14988 to look at the insn refs.
14989 (record_uses): Likewise.
14990 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14992 (mark_artificial_uses): Don't mark_insn for artificial refs.
14993 (mark_reg_rependencies): Likewise.
14995 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14997 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14999 * configure: Regenerate.
15001 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15003 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15004 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15005 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15007 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15009 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15010 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15011 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15013 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15015 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15016 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15017 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15019 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15021 * tree-ssa-sccvn.c: Fix format of comments.
15023 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15025 * cgraph.c: Remove unneeded forward declarations of eq_node()
15028 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15030 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15032 (see_update_relevancy): Likewise.
15033 * fwprop.c (try_fwprop_subst): Likewise.
15034 * rtlanal.c (noop_move_p): Likewise.
15035 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15036 notes to non-existing libcall blocks.
15037 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15039 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15040 (dead_libcall_p): Remove.
15041 (delete_trivially_dead_insns): Don't use it.
15042 * web.c (union_defs): Remove comment about keeping nops.
15043 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15044 (compute_hash_table_work): Don't track libcall notes.
15045 (do_local_cprop): Don't take libcall pointers. Don't update
15047 (adjust_libcall_notes): Deleted.
15048 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15049 ever have existed in the first place).
15050 (replace_store_insn): Don't try to remove libcall notes.
15051 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15052 (resolve_reg_notes): Don't call them.
15053 (resolve_simple_move): Likewise.
15054 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15055 Don't remove REG_RETVAL notes.
15056 * emit-rtl.c (try_split): Don't update libcall notes.
15057 (emit_copy_of_insn_after): Dito.
15058 * cselib.c (cselib_current_insn_in_libcall): Remove.
15059 (cselib_process_insn): Don't set/clear it.
15060 (new_elt_loc_list): Don't record it.
15061 (cselib_init): Don't initialize it.
15062 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15063 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15065 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15066 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15067 (init_deps): Don't initialize it.
15068 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15069 * combine.c (delete_noop_moves): Don't update libcall notes.
15070 (can_combine_p): Remove now pointless #if 0 block.
15071 (try_combine): Remove another obsolete #if 0 block.
15072 (distribute_notes): Don't distribute libcall notes.
15073 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15074 * dce.c (libcall_dead_p): Remove.
15075 (delete_unmarked_insns): Don't handle libcall blocks.
15076 (preserve_libcall_for_dce): Remove.
15077 (prescan_insns_for_dce): Don't special-case libcall block insns.
15078 * reload1 (reload): Don't handle libcall notes.
15079 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15082 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15084 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15085 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15086 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15088 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15090 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15091 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15092 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15094 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15096 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15098 2008-06-16 Ira Rosen <irar@il.ibm.com>
15100 PR tree-optimization/36493
15101 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15102 the arguments list. Use VECTYPE to create vector pointer.
15103 (vectorizable_store): Fail if accesses through a pointer to vectype
15104 do not alias the original memory reference operands.
15105 Call vect_create_data_ref_ptr without the removed argument.
15106 (vectorizable_load): Likewise.
15107 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15110 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15113 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15114 reg_equiv_constant.
15116 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15118 * config/mips/loongson2ef.md: New file.
15119 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15120 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15121 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15122 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15123 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15125 (loongson2ef.md): New include.
15126 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15127 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15128 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15129 (loongson_gt_<mode>, loongson_extract_halfword)
15130 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15131 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15132 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15133 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15134 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15135 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15136 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15137 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15138 (vec_interleave_low<mode>): Define type attribute.
15139 * config/mips/mips.c (mips_ls2): New static variable.
15140 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15141 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15142 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15143 Implement target scheduling hooks.
15144 (mips_multipass_dfa_lookahead): Update to handle tuning for
15146 (mips_sched_init): Initialize data for Loongson scheduling.
15147 (mips_ls2_variable_issue): New static function.
15148 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15150 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15151 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15152 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15153 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15154 Handle ST Loongson 2E/2F cores.
15155 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15157 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15159 * omp-low.c (extract_omp_for_data): Fix comment typo.
15162 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15164 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15165 FIXME note about gcc/config.guess.
15166 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15167 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15168 * doc/cppopts.texi: Likewise.
15169 * doc/extend.texi: Likewise.
15170 * doc/gcc.texi: Likewise.
15171 * doc/gccint.texi: Likewise.
15172 * doc/gcov.texi: Likewise.
15173 * doc/gty.texi: Likewise.
15174 * doc/hostconfig.texi: Likewise.
15175 * doc/install.texi: Likewise.
15176 * doc/invoke.texi: Likewise.
15177 * doc/loop.texi: Likewise.
15178 * doc/makefile.texi: Likewise.
15179 * doc/md.texi: Likewise.
15180 * doc/passes.texi: Likewise.
15181 * doc/tm.texi: Likewise.
15182 * doc/tree-ssa.texi: Likewise.
15183 * doc/trouble.texi: Likewise.
15185 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15186 Nathan Sidwell <nathan@codesourcery.com>
15187 Maxim Kuvyrkov <maxim@codesourcery.com>
15188 Richard Sandiford <rdsandiford@googlemail.com>
15190 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15191 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15192 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15194 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15195 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15196 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15198 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15199 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15200 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15201 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15202 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15203 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15204 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15205 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15206 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15207 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15208 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15209 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15210 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15211 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15212 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15213 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15214 (mips_builtins): Add Loongson builtins.
15215 (mips_loongson_2ef_bdesc): New.
15216 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15217 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15218 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15219 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15221 (mips_expand_vector_init): New.
15222 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15223 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15225 * config/mips/mips.md: Add unspec numbers for Loongson
15226 builtins. Include loongson.md.
15227 (MOVE64): Include Loongson vector modes.
15228 (SPLITF): Include Loongson vector modes.
15229 (HALFMODE): Handle Loongson vector modes.
15230 * config/mips/loongson.md: New.
15231 * config/mips/loongson.h: New.
15232 * config.gcc: Add loongson.h header for mips*-*-* targets.
15233 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15235 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15237 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15238 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15239 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15240 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15241 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15242 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15243 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15244 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15245 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15246 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15247 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15248 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15249 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15250 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15251 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15252 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15253 Remove use_fixproto=yes.
15254 (ia64*-*-hpux*): Remove comment about using fixproto.
15255 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15257 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15259 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15261 * configure: Regenerate.
15263 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15265 PR middle-end/36520
15266 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15267 before evaluating it.
15269 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15272 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15273 nested inline functions.
15274 (start_decl, start_function): Don't invert DECL_EXTERNAL
15275 for nested inline functions.
15277 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15279 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15280 splits that must be made for correctness.
15282 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15284 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15285 (AVAIL_NON_MIPS16): Likewise.
15286 (mips_builtin_description): Replace target_flags with a predicate.
15287 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15288 (dspr2_32): New availability predicates.
15289 (MIPS_BUILTIN): New macro.
15290 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15291 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15292 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15293 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15294 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15295 (mips_dsp_32only_bdesc): Merge into...
15296 (mips_builtins): ...this new array.
15297 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15298 (mips_init_builtins): Update after above changes.
15299 (mips_expand_builtin_1): Merge into...
15300 (mips_expand_builtin): ...here and update after above changes.
15302 2008-06-12 Paul Brook <paul@codesourcery.com>
15304 * longlong.h (__arm__): Define count_leading_zeros.
15305 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15306 (clzsi2, clzdi2): New functions.
15307 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15308 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15309 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15310 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15311 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15312 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15313 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15314 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15315 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15316 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15318 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15320 * config/m68k/m68k.c (m68k_tune_flags): New.
15321 (override_options): Compute m68k_tune_flags.
15322 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15323 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15325 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15327 PR middle-end/36506
15328 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15330 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15332 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15333 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15335 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15337 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15338 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15340 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15342 PR middle-end/36506
15343 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15346 2008-06-12 Richard Guenther <rguenther@suse.de>
15348 PR tree-optimization/36345
15349 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15350 add memory_tag_needed flag.
15351 (may_alias_p): Declare.
15352 * tree-ssa-alias.c (may_alias_p): Export.
15353 (set_initial_properties): Use memory_tag_needed flag.
15354 (update_reference_counts): Likewise.
15355 (reset_alias_info): Reset memory_tag_needed flag.
15356 (create_name_tags): Check memory_tag_needed flag.
15357 (dump_points_to_info_for): Dump it.
15358 * tree-ssa-structalias.c (struct variable_info): Remove
15359 directly_dereferenced flag.
15360 (new_var_info): Do not initialize it.
15361 (process_constraint_1): Do not set it.
15362 (update_alias_info): Set is_dereferenced flag.
15363 (set_uids_in_ptset): Use may_alias_p.
15364 (set_used_smts): Check memory_tag_needed flag.
15365 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15366 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15367 memory_tag_needed flag.
15368 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15369 from broken design.
15371 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15373 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15374 red zone for w64 abi.
15375 (ix86_expand_prologue): Likewise.
15376 (ix86_force_to_memory): Likewise.
15377 (ix86_free_from_memory): Likewise.
15379 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15382 * config/rs6000/rs6000.c (rs6000_override_options): Set
15383 rs6000_isel conditionally to the absence of comand line override.
15384 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15385 Remove duplicate rs6000_isel setting.
15386 * config/rs6000/eabispe.h: Ditto.
15388 2008-06-11 Richard Guenther <rguenther@suse.de>
15390 * alias.c (get_alias_set): Use the element alias-set for arrays.
15391 (record_component_aliases): For arrays and vectors do nothing.
15392 * c-common.c (strict_aliasing_warning): Handle the cases
15393 of alias set zero explicitly.
15394 * Makefile.in (dfp.o-warn): Add -Wno-error.
15396 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15398 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15400 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15401 tune_32 tune_64 to supported_defaults. Allow values not
15402 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15403 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15404 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15405 with_cpu_64 to generic for 64-bit-supporting configurations, not
15406 with_cpu. Remove FIXMEs.
15407 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15408 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15409 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15410 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15411 arch_32 and arch_64.
15413 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15414 Olivier Hainque <hainque@adacore.com>
15416 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15417 Use DECL_SIZE_UNIT to retrieve the size of the field.
15419 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15421 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15422 with function calls after declarations. Lay out
15423 neon_float_type_node before further use.
15425 2008-06-11 Richard Guenther <rguenther@suse.de>
15427 * tree-flow.h (may_point_to_global_var): Declare.
15428 * tree-ssa-alias.c (may_point_to_global_var): New function.
15429 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15431 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15433 * configure.ac: Teach that fido supports .debug_line.
15434 * configure: Regenerate.
15436 2008-06-10 Tom Tromey <tromey@redhat.com>
15438 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15441 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15443 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15444 (encode_decimal64, decode_decimal64, encode_decimal128,
15445 decode_decimal128): Reverse order of 32-bit parts of value if host
15446 and target endianness differ.
15448 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15450 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15451 Avoid division by 0.
15452 (tree_mod_pow2_value_transform): Likewise.
15453 (tree_ic_transform): Likewise.
15454 (tree_stringops_transform): Likewise.
15455 (tree_mod_subtract_transform): Likewise.
15456 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15457 (copy_edges_for_bb): Likewise.
15458 (initialize_cfun): Likewise.
15460 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15462 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15463 nonmemory_operand. Add "N" operand constraint.
15465 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15466 (*jcc_btsi_mask): Ditto.
15467 (*jcc_btsi_mask_1): Ditto.
15469 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15471 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15472 TYPE_CANONICAL for copied element type.
15474 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15477 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15478 Add m_CORE2 and m_GENERIC.
15479 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15480 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15482 (*jcc_btdi_rex64): New instruction and split pattern.
15483 (*jcc_btsi): Ditto.
15484 (*jcc_btsi_1): Ditto.
15485 (*btsq): Fix Intel asm dialect operand order.
15489 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15491 PR middle-end/36447
15492 * simplify-rtx.c (simplify_subreg): Add check for shift count
15495 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15497 * doc/md.texi: Synchronize with later constraints.md change.
15498 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15499 with a C implementation.
15500 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15502 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15503 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15504 when moving to and from MD_REGNUM.
15505 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15506 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15507 Handle byte and halfword moves.
15508 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15510 * config/mips/constraints.md (h): Turn into NO_REGS.
15511 (l, x): Update documentation.
15512 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15513 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15514 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15515 (HILO): New mode iterator.
15517 (any_div): New code iterator.
15518 (u): Extend code attribute to div and udiv.
15519 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15520 d_operand in the splitters. Remove redundant CONST_INT checks.
15521 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15522 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15523 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15524 accordingly, using normal moves instead of unspecs to move LO into
15525 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15526 (<u>mulsidi3): Handle expansion in C code.
15527 (<u>mulsidi3_32bit_internal): Rename to...
15528 (<u>mulsidi3_32bit): ...this.
15529 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15530 (*<u>mulsidi3_64bit): Rename to...
15531 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15532 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15533 to set LO and HI to the multiplication result. Use a normal move
15534 for MFLO and an unspec for MFHI.
15535 (*<u>mulsidi3_64bit_parts): Replace with...
15536 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15537 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15538 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15539 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15540 instead of HI. Split the instruction into a separate multiplication
15541 and MFHI if !TARGET_FIX_R4000.
15542 (<su>muldi3_highpart): Likewise.
15543 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15544 and the "=h" clobber.
15545 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15546 (<u>mulditi3): New expander.
15547 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15548 (madsi): Remove "=h" clobber.
15549 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15550 Force the modulus result to be a GPR and split the instruction into
15551 a division followed by an MFHI after reload.
15552 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15553 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15554 the MIPS16 HIGH define_split.
15555 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15556 of acc<->gpr moves to "multi".
15557 (*movdi_64bit): Replace the single "x" alternative with
15558 alternatives for moving into and out of "a".
15559 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15560 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15561 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15562 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15563 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15564 (movti): New expander.
15565 (*movti, *movti_mips16): New insns.
15566 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15567 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15568 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15569 * config/mips/predicates.md (fpr_operand): Delete.
15570 (d_operand): New predicate.
15572 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15574 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15575 failure on some Bourne shells.
15576 (x86_64-*-*): Ditto.
15578 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15580 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15582 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15584 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15585 (sparc-sun-solaris2*): Likewise.
15587 2008-06-09 Arnaud Charlet <charlet@adacore.com
15589 * doc/install.texi: Update requirements to build the Ada compiler.
15591 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15593 * df-scan.c (struct df_scan_problem_data): Remove the
15594 mw_link_pool alloc pool.
15595 (df_scan_free_internal): Don't free it.
15596 (df_scan_alloc): Don't allocate it.
15597 * df.h (struct df_link): Update comment.
15599 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15601 * except.h: Correct checks for when SJLJ exceptions must be used.
15603 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15605 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15608 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15610 PR tree-optimization/36218
15611 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15612 configure for the build system.
15613 (BUILD_LDFLAGS): Define.
15614 * configure: Regenerate.
15615 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15617 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15620 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15621 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15622 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15624 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15626 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15628 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15630 * config.gcc (Obsolete configurations): Remove list of
15632 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15633 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15634 targets matched by those patterns.
15635 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15636 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15637 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15638 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15639 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15640 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15641 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15642 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15643 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15644 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15645 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15646 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15647 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15648 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15649 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15650 Make code for Solaris 7 and greater unconditional for Solaris.
15651 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15652 Remove --with-* handling.
15653 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15654 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15655 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15656 LINK_OS_WINDISS_SPEC): Remove.
15657 * config/rs6000/sysv4.opt (mwindiss): Remove.
15658 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15659 * configure: Regenerate.
15660 * doc/cpp.texi: Don't mention BeOS.
15661 * doc/extend.texi (interrupt): Don't mention MS1.
15662 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15663 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15664 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15665 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15666 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15668 * doc/invoke.texi (MT Options): Remove.
15669 (-mwindiss): Remove.
15670 (CRIS Options): Remove cris-axis-aout references.
15671 (HPPA Options): Don't mention hppa1.1-*-pro.
15672 * doc/md.texi: (MorphoTech family): Remove.
15673 * libgcc2.c: Don't handle UWIN.
15674 * config/alpha/t-unicosmk: Remove.
15675 * config/alpha/unicosmk.h: Remove.
15676 * config/arm/kaos-arm.h: Remove.
15677 * config/arm/kaos-strongarm.h: Remove.
15678 * config/arm/strongarm-coff.h: Remove.
15679 * config/arm/strongarm-elf.h: Remove.
15680 * config/arm/strongarm-pe.h: Remove.
15681 * config/arm/t-strongarm-pe: Remove.
15682 * config/arm/t-xscale-coff: Remove.
15683 * config/arm/t-xscale-elf: Remove.
15684 * config/arm/xscale-coff.h: Remove.
15685 * config/arm/xscale-elf.h: Remove.
15686 * config/chorus.h: Remove.
15687 * config/cris/aout.h: Remove.
15688 * config/cris/aout.opt: Remove.
15689 * config/cris/t-aout: Remove.
15690 * config/i386/beos-elf.h: Remove.
15691 * config/i386/kaos-i386.h: Remove.
15692 * config/i386/ptx4-i.h: Remove.
15693 * config/i386/sco5.h: Remove.
15694 * config/i386/sco5.opt: Remove.
15695 * config/i386/sysv4-cpp.h: Remove.
15696 * config/i386/sysv5.h: Remove.
15697 * config/i386/t-beos: Remove.
15698 * config/i386/t-sco5: Remove.
15699 * config/i386/t-uwin: Remove.
15700 * config/i386/uwin.asm: Remove.
15701 * config/i386/uwin.h: Remove.
15702 * config/kaos.h: Remove.
15703 * config/mips/windiss.h: Remove.
15704 * config/mt: Remove directory.
15705 * config/pa/pa-osf.h: Remove.
15706 * config/pa/pa-pro-end.h: Remove.
15707 * config/pa/t-pro: Remove.
15708 * config/ptx4.h: Remove.
15709 * config/rs6000/beos.h: Remove.
15710 * config/rs6000/kaos-ppc.h: Remove.
15711 * config/rs6000/t-beos: Remove.
15712 * config/rs6000/windiss.h: Remove.
15713 * config/sh/kaos-sh.h: Remove.
15714 * config/sol2-6.h: Remove.
15715 * config/sparc/sol26-sld.h: Remove.
15716 * config/sparc/sysv4-only.h: Remove.
15717 * config/vax/bsd.h: Remove.
15718 * config/vax/t-memfuncs: Remove.
15719 * config/vax/ultrix.h: Remove.
15720 * config/vax/vaxv.h: Remove.
15721 * config/windiss.h: Remove.
15723 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15725 PR rtl-optimization/36438
15726 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15727 for vector shifts with constant scalar shift operands.
15729 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15731 * doc/invoke.texi: Document -march=xlr.
15732 * config/mips/xlr.md: New file.
15733 * config/mips/mips.md: Include it.
15735 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15736 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15737 (mips_rtx_cost_data): Likewise.
15739 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15741 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15742 PRE_INC and PRE_DEC cases.
15744 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15746 PR rtl-optimization/36419
15747 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15748 the emitting jump insn.
15751 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15752 is not bool, boolify the whole *expr_p and convert to the desired type.
15754 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15756 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15757 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15758 Add omp_private_outer_ref hook, add another argument to
15759 omp_clause_default_ctor hook.
15760 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15761 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15762 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15763 hook_tree_tree_tree_tree_null.
15764 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15765 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15766 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15767 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15768 * tree.def (OMP_TASK): New tree code.
15769 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15770 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15771 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15772 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15773 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15774 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15775 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15776 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15777 (OMP_DIRECTIVE_P): Add OMP_TASK.
15778 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15779 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15780 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15781 and OMP_CLAUSE_UNTIED entries.
15782 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15784 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15785 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15786 * tree-pretty-print.c (dump_omp_clause): Handle
15787 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15788 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15789 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15790 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15791 warning about unsigned iterators. Change decl/init/cond/incr
15792 arguments to TREE_VECs, check arguments for all collapsed loops.
15793 (c_finish_omp_taskwait): New function.
15794 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15796 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15797 default_function_array_conversion on init. Add par_clauses argument.
15798 If decl is present in parallel's lastprivate clause, change it to
15799 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15800 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15801 collapse count in clauses.
15802 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15803 c_parser_omp_for_loop callers.
15804 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15805 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15806 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15807 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15809 (c_parser_omp_clause_schedule): Handle schedule(auto).
15810 Include correct location in the error message.
15811 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15812 and PRAGMA_OMP_CLAUSE_UNTIED.
15813 (OMP_TASK_CLAUSE_MASK): Define.
15814 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15815 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15816 * tree-nested.c (convert_nonlocal_omp_clauses,
15817 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15818 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15819 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15820 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15822 (conver_nonlocal_reference, convert_local_reference,
15823 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15824 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15825 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15826 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15827 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15828 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15829 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15830 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15831 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15833 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15834 * c-common.h (c_finish_omp_taskwait): New prototype.
15835 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15836 * tree-parloops.c (create_parallel_loop): Create 1 entry
15837 vectors for OMP_FOR_{INIT,COND,INCR}.
15838 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15839 (make_edges): Handle OMP_TASK.
15840 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15841 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15842 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15843 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15844 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15845 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15846 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15847 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15848 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15849 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15850 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15851 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15852 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15853 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15854 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15855 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15856 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15857 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15858 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15859 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15860 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15861 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15862 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15863 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15864 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15865 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15866 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15867 original iterator is present in lastprivate clause or if
15868 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15869 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15870 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15871 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15872 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15873 if it is set, lookup var in outer contexts too. Handle
15874 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15875 to be implicitly determined firstprivate for task regions.
15876 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15877 if it is set, lookup var in outer contexts too. Set
15878 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15879 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15880 OMP_CLAUSE_UNTIED. Take region_type as last argument
15881 instead of in_parallel and in_combined_parallel.
15882 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15884 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15885 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15886 (new_omp_context): Set default_kind to
15887 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15888 (omp_region_type): New enum.
15889 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15890 fields, add region_type.
15891 (new_omp_context): Take region_type as argument instead of is_parallel
15892 and is_combined_parallel.
15893 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15894 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15895 ctx->is_combined_parallel checks.
15896 (gimplify_omp_task): New function.
15897 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15899 * omp-low.c (extract_omp_for_data): Use schedule(static)
15900 for schedule(auto). Handle pointer and unsigned iterators.
15901 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15902 Add loops argument. Extract data for collapsed OMP_FOR loops.
15903 (expand_parallel_call): Assert sched_kind isn't auto,
15904 map runtime schedule to index 3.
15905 (struct omp_for_data_loop): New type.
15906 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15907 Add loop, loops, collapse and iter_type fields.
15908 (workshare_safe_to_combine_p): Disallow combined for if
15909 iter_type is unsigned long long. Don't combine collapse > 1 loops
15910 unless all bounds and steps are constant. Adjust extract_omp_for_data
15912 (expand_omp_for_generic): Handle pointer, unsigned and long long
15913 iterators. Handle collapsed OMP_FOR loops. Adjust
15914 for struct omp_for_data changes. If libgomp function doesn't return
15915 boolean_type_node, add comparison of the return value with 0.
15916 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15917 pointer, unsigned and long long iterators. Adjust for struct
15918 omp_for_data changes.
15919 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15920 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15921 unsigned long long. Allocate loops array, pass it to
15922 extract_omp_for_data. For collapse > 1 loops use always
15923 expand_omp_for_generic.
15924 (omp_context): Add sfield_map and srecord_type fields.
15925 (is_task_ctx, lookup_sfield): New functions.
15926 (use_pointer_for_field): Use is_task_ctx helper. Change first
15927 argument's type from const_tree to tree. Clarify comment.
15928 In OMP_TASK disallow copy-in/out sharing.
15929 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15930 (install_var_field): Add mask argument. Populate both record_type
15931 and srecord_type if needed.
15932 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15934 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15935 and DECL_FIELD_OFFSET.
15936 (scan_sharing_clauses): Adjust install_var_field callers. For
15937 firstprivate clauses on explicit tasks allocate the var by value in
15938 record_type unconditionally, rather than by reference.
15939 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15940 Use is_taskreg_ctx instead of is_parallel_ctx.
15941 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15942 (create_omp_child_function_name): Add task_copy argument, use
15943 *_omp_cpyfn* names if it is true.
15944 (create_omp_child_function): Add task_copy argument, if true create
15945 *_omp_cpyfn* helper function.
15946 (scan_omp_parallel): Adjust create_omp_child_function callers.
15947 Rename parallel_nesting_level to taskreg_nesting_level.
15948 (scan_omp_task): New function.
15949 (lower_rec_input_clauses): Don't run constructors for firstprivate
15950 explicit task vars which are initialized by *_omp_cpyfn*.
15951 Pass outer var ref to omp_clause_default_ctor hook if
15952 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15953 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15954 OMP_CLAUSE_REDUCTION_INIT.
15955 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15956 avoid duplicate setting of fields. Handle
15957 OMP_CLAUSE_PRIVATE_OUTER_REF.
15958 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15959 copy-out if TREE_READONLY, only copy-in.
15960 (expand_task_copyfn): New function.
15961 (expand_task_call): New function.
15962 (struct omp_taskcopy_context): New type.
15963 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15965 (lower_omp_parallel): Rename to...
15966 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15967 Call create_task_copyfn if srecord_type is needed. Adjust
15969 (task_shared_vars): New variable.
15970 (check_omp_nesting_restrictions): Warn if work-sharing,
15971 barrier, master or ordered region is closely nested inside OMP_TASK.
15972 Add warnings for barrier if closely nested inside of work-sharing,
15973 ordered, or master region.
15974 (scan_omp_1): Call check_omp_nesting_restrictions even for
15975 GOMP_barrier calls. Rename parallel_nesting_level to
15976 taskreg_nesting_level. Handle OMP_TASK.
15977 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15978 work-sharing construct, continue looking for them on parent parallel
15980 (lower_omp_for_lastprivate): Add lastprivate clauses
15981 to the beginning of dlist rather than end. Adjust for struct
15982 omp_for_data changes.
15983 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15984 not after it. Handle collapsed OMP_FOR loops, adjust for
15985 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15986 (get_ws_args_for): Adjust extract_omp_for_data caller.
15987 (scan_omp_for): Handle collapsed OMP_FOR
15988 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15989 (lower_omp_single_simple): If libgomp function doesn't return
15990 boolean_type_node, add comparison of the return value with 0.
15991 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15992 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15993 (parallel_nesting_level): Rename to...
15994 (taskreg_nesting_level): ... this.
15995 (is_taskreg_ctx): New function.
15996 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15997 of is_parallel_ctx.
15998 (execute_lower_omp): Rename parallel_nesting_level to
15999 taskreg_nesting_level.
16000 (expand_omp_parallel): Rename to...
16001 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16002 Call omp_task_call for OMP_TASK regions.
16003 (expand_omp): Adjust caller, handle OMP_TASK.
16004 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16006 * bitmap.c (bitmap_default_obstack_depth): New variable.
16007 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16008 if argument is NULL and bitmap_default_obstack is already initialized.
16009 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16011 * matrix-reorg.c (matrix_reorg): Likewise.
16013 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16015 * config/i386/i386.md (*indirect_jump): Macroize using P
16016 mode iterator. Remove !TARGET_64BIT from insn constraints.
16017 (*tablejump_1): Ditto.
16018 (*indirect_jump_rex64): Remove insn pattern.
16019 (*tablejump_1_rex64): Ditto.
16020 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16021 and eh_return_si insn patterns.
16023 2008-06-06 Richard Guenther <rguenther@suse.de>
16025 * tree-ssa-structalias.c (merge_smts_into): Remove.
16026 (find_what_p_points_to): Do not bother to compute the
16027 points-to set for pt_anything pointers.
16028 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16029 for pt_anything pointers is ok.
16031 2008-06-06 Jan Hubicka <jh@suse.cz>
16033 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16035 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16037 * cgraph.c: Fix typos in comments.
16038 (cgraph_availability_names): Fix string typo.
16039 * fold-const.c: Fix typos in comments.
16040 (fold_binary): Fix typo in warning.
16041 * genautomata.c: Fix typos in comments.
16042 (check_presence_pattern_sets): Fix typo in local variable.
16043 (output_description): Fix typo in output.
16044 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16045 * hwint.h: Likewise.
16046 * matrix-reorg.c (check_allocation_function): Likewise.
16047 * omega.c (smooth_weird_equations): Likewise.
16048 * auto-inc-dec.c: Fix typos in comments.
16049 * bb-reorder.c: Likewise.
16050 * builtins.c: Likewise.
16051 * c-common.c: Likewise.
16052 * c-cppbuiltin.c: Likewise.
16053 * c-parser.c: Likewise.
16054 * c-pretty-print.c: Likewise.
16055 * cfgcleanup.c: Likewise.
16056 * cfgexpand.c: Likewise.
16057 * cfghooks.c: Likewise.
16058 * cfglayout.c: Likewise.
16059 * cfgloopmanip.c: Likewise.
16060 * cgraphunit.c: Likewise.
16061 * coverage.c: Likewise.
16062 * dbxout.c: Likewise.
16063 * df-byte-scan.c: Likewise.
16064 * df-core.c: Likewise.
16065 * df-problems.c: Likewise.
16066 * df-scan.c: Likewise.
16068 * dominance.c: Likewise.
16069 * domwalk.c: Likewise.
16071 * dwarf2out.c: Likewise.
16072 * emit-rtl.c: Likewise.
16073 * et-forest.c: Likewise.
16074 * function.c: Likewise.
16075 * function.h: Likewise.
16077 * gcov-io.c: Likewise.
16078 * gcov.c: Likewise.
16079 * gcse.c: Likewise.
16080 * genattrtab.c: Likewise.
16081 * ggc-page.c: Likewise.
16082 * gimplify.c: Likewise.
16083 * gthr-lynx.h: Likewise.
16084 * haifa-sched.c: Likewise.
16085 * ipa-cp.c: Likewise.
16086 * ipa-inline.c: Likewise.
16087 * ipa-prop.h: Likewise.
16088 * ipa-pure-const.c: Likewise.
16089 * ipa-struct-reorg.c: Likewise.
16090 * ipa-struct-reorg.h: Likewise.
16091 * ipa-type-escape.c: Likewise.
16093 * loop-doloop.c: Likewise.
16094 * mips-tfile.c: Likewise.
16095 * mkmap-flat.awk: Likewise.
16096 * mkmap-symver.awk: Likewise.
16097 * modulo-sched.c: Likewise.
16098 * omp-low.c: Likewise.
16099 * optabs.c: Likewise.
16100 * optabs.h: Likewise.
16101 * opts.c: Likewise.
16102 * passes.c: Likewise.
16103 * postreload-gcse.c: Likewise.
16104 * postreload.c: Likewise.
16105 * predict.c: Likewise.
16106 * pretty-print.h: Likewise.
16107 * profile.c: Likewise.
16108 * protoize.c: Likewise.
16109 * ra-conflict.c: Likewise.
16110 * real.c: Likewise.
16111 * recog.c: Likewise.
16112 * regclass.c: Likewise.
16113 * regs.h: Likewise.
16114 * reload.c: Likewise.
16115 * rtl-error.c: Likewise.
16116 * rtlanal.c: Likewise.
16117 * scan.h: Likewise.
16118 * sched-rgn.c: Likewise.
16120 * stmt.c: Likewise.
16121 * target.h: Likewise.
16122 * tree-dfa.c: Likewise.
16123 * tree-eh.c: Likewise.
16124 * tree-flow-inline.h: Likewise.
16125 * tree-inline.c: Likewise.
16126 * tree-into-ssa.c: Likewise.
16127 * tree-loop-distribution.c: Likewise.
16128 * tree-nested.c: Likewise.
16129 * tree-parloops.c: Likewise.
16130 * tree-pass.h: Likewise.
16131 * tree-pretty-print.c: Likewise.
16132 * tree-profile.c: Likewise.
16133 * tree-scalar-evolution.c: Likewise.
16134 * tree-sra.c: Likewise.
16135 * tree-ssa-alias-warnings.c: Likewise.
16136 * tree-ssa-ccp.c: Likewise.
16137 * tree-ssa-coalesce.c: Likewise.
16138 * tree-ssa-dom.c: Likewise.
16139 * tree-ssa-dse.c: Likewise.
16140 * tree-ssa-forwprop.c: Likewise.
16141 * tree-ssa-live.c: Likewise.
16142 * tree-ssa-live.h: Likewise.
16143 * tree-ssa-loop-im.c: Likewise.
16144 * tree-ssa-loop-ivopts.c: Likewise.
16145 * tree-ssa-loop-niter.c: Likewise.
16146 * tree-ssa-loop-prefetch.c: Likewise.
16147 * tree-ssa-phiopt.c: Likewise.
16148 * tree-ssa-phiprop.c: Likewise.
16149 * tree-ssa-sccvn.c: Likewise.
16150 * tree-ssa-ter.c: Likewise.
16151 * tree-ssa-threadupdate.c: Likewise.
16152 * tree-ssa.c: Likewise.
16153 * tree-vect-analyze.c: Likewise.
16154 * tree-vect-transform.c: Likewise.
16155 * tree-vectorizer.c: Likewise.
16156 * tree-vn.c: Likewise.
16157 * tree-vrp.c: Likewise.
16158 * tree.c: Likewise.
16159 * tree.def: Likewise.
16160 * tree.h: Likewise.
16161 * unwind-dw2-fde.c: Likewise.
16162 * unwind.inc: Likewise.
16163 * value-prof.c: Likewise.
16164 * vmsdbgout.c: Likewise.
16166 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16168 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16169 always place FP constants in the TOC for TARGET_POWERPC64.
16170 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16172 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16174 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16175 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16176 enable for TARGET_E500_DOUBLE.
16177 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16178 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16179 floating-point modes like integer modes for E500 double.
16180 (rs6000_legitimate_offset_address_p): Likewise.
16181 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16182 addressing for DDmode for E500 double.
16183 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16184 modes as using 64-bits of registers for E500 double.
16185 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16186 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16187 specially for E500 double.
16188 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16189 TDmode for E500 double.
16190 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16191 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16192 (rs6000_split_multireg_move): Do not handle TDmode specially for
16194 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16195 using 64-bit registers for E500 double.
16196 (emit_frame_save): Do not handle DDmode specially for E500 double.
16197 (gen_frame_mem_offset): Likewise.
16198 (rs6000_function_value): Do not call spe_build_register_parallel
16199 for DDmode or TDmode.
16200 (rs6000_libcall_value): Likewise.
16201 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16202 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16205 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16207 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16210 2008-06-04 Junjie Gu <jgu@tensilica.com>
16212 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16213 comparison for frame pointers.
16215 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16218 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16220 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16223 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16224 register is already smaller or equal to required mode.
16226 2008-06-04 Xinliang David Li <davidxl@google.com>
16228 * tree-call-cdce.c: New file.
16229 (cond_dead_built_in_calls): New static variable.
16230 (input_domain): New struct.
16231 (check_pow): New function.
16232 (check_builtin_call): Ditto.
16233 (check_target_format): Ditto.
16234 (is_call_dce_candidate): Ditto.
16235 (gen_one_condition): Ditto.
16236 (gen_conditions_for_domain): Ditto.
16237 (get_domain): Ditto.
16238 (gen_conditions_for_pow_cst_base): Ditto.
16239 (gen_conditions_for_pow_int_base): Ditto.
16240 (gen_conditions_for_pow): Ditto.
16241 (get_no_error_domain): Ditto.
16242 (gen_shrink_wrap_conditions): Ditto.
16243 (shrink_wrap_one_built_in_call): Ditto.
16244 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16245 (tree_call_cdce): Ditto.
16246 (gate_call_cdce): Ditto.
16247 (pass_call_cdce): New gimple pass.
16248 * passes.c: (init_optimization_passes): New pass.
16249 * tree-pass.h: New pass declaration.
16250 * opts.c (decode_options): New flag setting.
16251 * common.opt: Add -ftree-builtin-call-dce flag.
16252 * Makefile.in: Add new source file.
16253 * tempvar.def: New tv_id.
16254 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16256 2008-06-04 Richard Guenther <rguenther@suse.de>
16258 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16259 (is_call_clobbered): Always check var_ann->call_clobbered.
16260 (mark_call_clobbered): Always set var_ann->call_clobbered.
16261 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16262 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16263 (reset_alias_info): Clear call clobbering info on MTAGs and
16265 (set_pt_anything): Set pt_global_mem.
16266 (create_tag_raw): Adjust comment.
16267 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16269 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16270 Maxim Kuvyrkov <maxim@codesourcery.com>
16272 * config/m68k/m68k.opt (mxgot): New option.
16273 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16274 (m68k_output_addr_const_extra): New.
16275 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16276 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16277 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16278 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16280 2008-06-04 Richard Guenther <rguenther@suse.de>
16282 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16283 negative or non-representable offsets.
16285 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16287 * config/i386/i386.c (ix86_gen_leave): New.
16288 (ix86_gen_pop1): Likewise.
16289 (ix86_gen_add3): Likewise.
16290 (ix86_gen_sub3): Likewise.
16291 (ix86_gen_sub3_carry): Likewise.
16292 (ix86_gen_one_cmpl2): Likewise.
16293 (ix86_gen_monitor): Likewise.
16294 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16295 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16296 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16297 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16298 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16299 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16300 (ix86_expand_epilogue): Updated.
16301 (print_operand): Handle integer register operand for 'z'.
16302 (ix86_expand_strlensi_unroll_1): Likewise.
16303 (ix86_expand_strlen): Likewise.
16304 (ix86_expand_builtin): Likewise.
16305 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16306 mov{q}/mov{l} and add{q}/add{l}.
16308 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16310 * config/i386/i386.md (P): New mode iterator.
16311 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16312 using P mode iterator.
16313 (DFmode push_operand splitter): Ditto.
16314 (XFmode push_operand splitter): Ditto.
16315 (DFmode float_extend SFmode push_operand splitter): Ditto.
16316 (XFmode float_extend SFmode push_operand splitter): Do not generate
16317 SImode pushes for 64bit target. Macroize Dimode and SImode
16318 pushes using P mode iterator.
16319 (XFmode float_extend DFmode push_operand splitter): Ditto.
16321 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16323 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16324 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16325 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16326 return type to int.
16327 (ix86_call_abi_override): Remove check for call_used_regs.
16329 2008-06-03 Richard Guenther <rguenther@suse.de>
16331 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16332 for the lhs of calls if the return type contains pointers.
16334 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16336 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16337 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16338 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16339 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16340 of cfun and DEFAULT_ABI to deceide abi mode.
16341 (DEFAULT_ABI): New.
16342 (REG_PARM_STACK_SPACE): Removed.
16343 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16344 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16345 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16346 (ix86_function_abi): Likewise.
16347 (ix86_function_type_abi): Likewise.
16348 (ix86_call_abi_override): Likewise.
16349 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16350 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16351 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16352 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16354 (X86_64_REGPARM_MAX): New.
16355 (X86_64_SSE_REGPARM_MAX): New.
16356 (X64_REGPARM_MAX): New.
16357 (X64_SSE_REGPARM_MAX): New.
16358 (X86_32_REGPARM_MAX): New.
16359 (X86_32_SSE_REGPARM_MAX): New.
16360 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16361 (ix86_function_regparm): Handle user calling abi.
16362 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16363 by DEFAULT_ABI versus SYSV_ABI check.
16364 (ix86_reg_parm_stack_space): New.
16365 (ix86_function_type_abi): New.
16366 (ix86_call_abi_override): New.
16367 (ix86_function_abi): New.
16368 (ix86_cfun_abi): New.
16369 (init_cumulative_args): Call abi specific initialization.
16370 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16371 (function_arg_64): Extend SSE_REGPARM_MAX check.
16372 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16373 (ix86_pass_by_reference): Likewise.
16374 (ix86_function_value_regno_p): Likewise.
16375 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16376 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16377 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16378 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16379 (setup_incoming_varargs_64): Adjust regparm for call abi.
16380 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16381 (ix86_va_start): Likewise.
16382 (ix86_gimplify_va_arg): Likewise.
16383 (ix86_expand_prologue): Likewise.
16384 (output_pic_addr_const): Likewise.
16385 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16386 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16387 (x86_output_mi_thunk): Likewise.
16388 (x86_function_profiler): Likewise.
16389 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16390 (SYSV_ABI, MS_ABI): New constants.
16391 (DEFAULT_ABI): New.
16392 (init_regs): Add prototype of function in regclass.c file.
16393 (OVERRIDE_ABI_FORMAT): New.
16394 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16395 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16396 (OUTGOING_REG_PARM_STACK_SPACE): New.
16397 (ix86_reg_parm_stack_space): New prototype.
16398 (CUMULATIVE_ARGS): Add call_abi member.
16399 (machine_function): Add call_abi member.
16400 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16401 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16403 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16406 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16407 (avr_builtin_setjmp_frame_value): New function.
16408 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16409 (nonlocal_goto): Define.
16411 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16413 * config/mips/mips.c (mips_emit_loadgp): Return early if
16414 there is nothing do to, otherwise emit a blockage if
16415 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16416 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16418 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16420 * configure.ac: Drop unneeded backslash ending up in config.in.
16421 * acinclude.m4: Likewise.
16422 * config.in: Regenerate.
16424 2008-05-26 Jan Hubicka <jh@suse.cz>
16426 * predict.c (maybe_hot_frequency_p): Break out of...
16427 (maybe_hot_bb_p): ... here.
16428 (maybe_hot_edge_p): New.
16429 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16430 * basic-block.h (maybe_hot_edge_p): Declare.
16432 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16434 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16435 (*cmpfp_<mode>_cc): Ditto.
16436 (*fp_jcc_8<mode>_387): Ditto.
16437 (*fop_<MODEF:mode>_2_i387): Ditto.
16438 (*fop_<MODEF:mode>_3_i387): Ditto.
16439 (*fop_xf_2_i387): Ditto.
16440 (*fop_xf_3_i387): Ditto.
16442 2008-06-02 Tomas Bily <tbily@suse.cz>
16444 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16446 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16448 * config/mips/mips.c (mips_valid_offset_p): New function.
16449 (mips_valid_lo_sum_p): Likewise.
16450 (mips_classify_address): Use them.
16451 (mips_force_address): New function.
16452 (mips_legitimize_address): Use it.
16453 * config/mips/mips.md (MOVE128): New mode iterator.
16454 (movtf): Require TARGET_64BIT. Remove empty strings.
16455 (*movtf_internal): Rename to...
16456 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16457 of "R" and use {,fp}{load,store} attributes instead of "multi".
16458 Use a separate define_split.
16459 (*movtf_mips16): New pattern.
16461 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16463 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16464 * config/mips/mips.c (mips_expand_before_return): New function.
16465 (mips_expand_epilogue): Call it.
16466 * config/mips/mips.md (return): Turn into a define_expand.
16467 (*return): New insn.
16469 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16471 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16472 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16473 functions. Do not emit uses and clobbers of CONCATs; individually
16474 use and clobber their operands.
16475 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16476 gen_clobber, emit_use and gen_use.
16477 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16478 (expand_builtin_return): Likewise.
16479 * cfgbuild.c (count_basic_blocks): Likewise.
16480 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16481 * explow.c (emit_stack_restore): Likewise.
16482 * expmed.c (extract_bit_field_1): Likewise.
16483 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16484 (emit_move_multi_word, store_constructor): Likewise.
16485 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16486 (thread_prologue_and_epilogue_insns): Likewise.
16487 * lower-subreg.c (resolve_simple_move): Likewise.
16488 * optabs.c (widen_operand, expand_binop): Likewise.
16489 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16490 * reload.c (find_reloads): Likewise.
16491 * reload1.c (eliminate_regs_in_insn): Likewise.
16492 * stmt.c (expand_nl_goto_receiver): Likewise.
16493 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16494 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16495 * config/arm/arm.c (arm_load_pic_register): Likewise.
16496 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16497 * config/arm/arm.md (untyped_return): Likewise.
16498 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16499 * config/avr/avr.c (expand_prologue): Likewise.
16500 * config/bfin/bfin.c (do_unlink): Likewise.
16501 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16502 * config/cris/cris.c (cris_expand_prologue): Likewise.
16503 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16504 (machopic_legitimize_pic_address): Likewise.
16505 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16506 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16507 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16508 (ix86_expand_convert_uns_didf_sse): Likewise.
16509 (ix86_expand_vector_init_general): Likewise.
16510 * config/ia64/ia64.md (eh_epilogue): Likewise.
16511 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16512 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16513 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16514 (config/iq2000/iq2000.c): Likewise.
16515 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16516 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16517 (builtin_longjmp): Likewise.
16518 * config/mn10300/mn10300.md (call, call_value): Likewise.
16519 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16520 * config/pdp11/pdp11.md (abshi2): Likewise.
16521 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16522 * config/s390/s390.c (s390_emit_prologue): Likewise.
16523 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16524 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16525 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16526 * config/sh/sh.c (prepare_move_operands): Likewise.
16527 (output_stack_adjust, sh_expand_epilogue): Likewise.
16528 (sh_set_return_address, sh_expand_t_scc): Likewise.
16529 * config/sparc/sparc.c (load_pic_register): Likewise.
16530 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16531 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16532 * config/v850/v850.c (expand_epilogue): Likewise.
16534 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16536 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16537 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16538 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16539 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16540 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16541 stack pointer register.
16542 (output_movhi): Remove code for interrupt specific writing to the
16543 stack pointer register.
16545 2008-05-31 Richard Guenther <rguenther@suse.de>
16547 PR tree-optimization/34244
16548 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16549 (tree_expr_nonzero_warnv_p): Likewise.
16550 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16551 ssa_name_nonnegative_p.
16552 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16553 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16554 not tree_expr_nonzero_warnv_p.
16556 PR tree-optimization/36262
16558 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16560 PR tree-optimization/34244
16561 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16562 (record_numbers_of_iterations): New function.
16563 (execute_vrp): Cache the numbers of iterations of loops.
16564 * tree-scalar-evolution.c (scev_reset_except_niters):
16566 (scev_reset): Use scev_reset_except_niters.
16567 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16569 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16571 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16572 __WORKAROUND_RETS when appropriate.
16574 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16576 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16577 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16579 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16580 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16581 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16582 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16583 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16584 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16585 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16586 *fop_df_1_sse insn patterns using MODEF mode iterator.
16587 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16588 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16589 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16590 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16591 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16592 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16593 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16594 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16595 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16596 (*fop_xf_5_i387): Ditto.
16597 (*fop_xf_6_i387): Ditto.
16599 2008-05-30 Richard Guenther <rguenther@suse.de>
16601 * builtins.c (build_string_literal): Avoid generating
16602 a non-gimple_val result.
16604 2008-05-30 DJ Delorie <dj@redhat.com>
16606 * exec-tool.in: Use an environment variable (private) instead of a
16607 file (shared) as a semaphore, so as to not break parallel builds.
16609 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16611 * optabs.c (maybe_encapsulate_block): Remove.
16612 (emit_libcall_block): Adjust accordingly.
16613 * optabs.h (maybe_encapsulate_block): Remove prototype.
16615 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16616 Don't use maybe_encapsulate_block.
16618 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16620 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16621 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16622 rtx is a SYMBOL_REF before calling get_pool_constant.
16624 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16626 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16628 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16630 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16631 rather than OS names to choose INO_T_EQ definition.
16632 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16633 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16635 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16638 * config/darwin-f.c: New.
16639 * config/t-darwin: Added rule to build darwin-f.o.
16640 * config.gcc: Defined new variable, fortran_target_objs.
16641 (*-*-darwin*): Set fortran_target_objs.
16642 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16643 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16644 * configure: Regenerated.
16646 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16649 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16650 canonical type if needed.
16652 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16654 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16656 2008-05-29 Richard Guenther <rguenther@suse.de>
16658 PR tree-optimization/36343
16659 PR tree-optimization/36346
16660 PR tree-optimization/36347
16661 * tree-flow.h (clobber_what_p_points_to): Declare.
16662 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16663 pointed-to variable is dereferenced is irrelevant to whether
16664 the pointer can access the pointed-to variable.
16665 (clobber_what_p_points_to): New function.
16666 * tree-ssa-alias.c (set_initial_properties): Use it.
16667 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16668 call clobber check for NMTs.
16670 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16672 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16673 for printing gcov_type.
16675 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16677 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16678 and the eh region information.
16679 * value-prof.c (gimple_move_stmt_histograms): New function.
16680 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16682 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16684 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16686 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16688 * value-prof.c (tree_ic_transform): Print counts.
16689 * tree-profile.c (tree_gen_ic_func_profiler):
16690 Clear __gcov_indreict_call_callee variable to avoid misattribution
16693 2008-05-28 Rafael Espíndola <espindola@google.com>
16695 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16698 2008-05-28 Richard Guenther <rguenther@suse.de>
16700 PR tree-optimization/36339
16701 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16702 and clobbering code out of the loop.
16704 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16706 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16709 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16710 s390_contiguous_bitmask_p, s390_symref_operand_p,
16711 s390_check_symref_alignment, s390_reload_larl_operand,
16712 s390_reload_symref_address): New functions.
16713 (s390_branch_condition_mnemonic): Support compare and branch
16715 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16716 and 'W' constraints.
16717 (s390_secondary_reload): Add secondary reloads for unaligned
16718 symbol refs or symbol refs to floating point or QI/TI mode
16720 (legitimate_address_p): Accept symbol references as addresses.
16721 (s390_expand_insv): Use rotate and insert selected bits
16722 instruction for insv when building for z10.
16723 (print_operand_address): Handle symbol ref addresses.
16724 (print_operand): Output modifier 'c' added for signed byte values.
16725 (s390_encode_section_info): Mark symbol refs with
16726 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16728 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16729 (length attribute): RRF, RRR have 4 byte length.
16730 (FPALL, INTALL): New mode iterators added.
16731 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16732 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16733 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16734 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16735 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16736 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16737 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16738 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16740 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16741 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16742 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16743 reload<INTALL:mode><P:mode>_toreg_z10,
16744 reload<FPALL:mode><P:mode>_tomem_z10,
16745 reload<FPALL:mode><P:mode>_toreg_z10,
16746 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16747 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16748 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16749 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16751 (movmem, clrmem, cmpmem): New splitters added.
16753 * config/s390/predicates.md (larl_operand): Use
16754 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16755 SYMBOL_REF_ALIGN1_P.
16756 (s390_signed_integer_comparison,
16757 s390_unsigned_integer_comparison): New predicates.
16759 * config/s390/s390-protos.h (s390_check_symref_alignment,
16760 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16761 s390_reload_symref_address,
16762 s390_compare_and_branch_condition_mask): Prototypes added.
16764 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16765 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16766 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16768 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16770 * config/s390/s390.c (z10_cost): New cost function for z10.
16771 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16772 (s390_issue_rate): Adjust issue rate for z10.
16773 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16774 (processor_flags): Add PF_Z10.
16775 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16776 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16777 * gcc/config.gcc: Add z10.
16779 2008-05-28 Richard Guenther <rguenther@suse.de>
16781 PR tree-optimization/36291
16782 * tree-flow. h (struct gimple_df): Remove var_anns member.
16783 * tree-flow-inline.h (gimple_var_anns): Remove.
16784 (var_ann): Simplify.
16785 * tree-dfa.c (create_var_ann): Simplify.
16786 (remove_referenced_var): Clear alias info from var_anns of globals.
16787 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16788 (delete_tree_ssa): Clear alias info from var_anns of globals.
16789 Do not free var_anns.
16790 (var_ann_eq): Remove.
16791 (var_ann_hash): Likewise.
16793 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16795 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16796 and loongson2f entries.
16797 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16798 * config/mips/mips.h (processor_type): Add Loongson-2E
16799 and Loongson-2F entries.
16800 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16801 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16802 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16803 * doc/invoke.texi (MIPS Options): Document loongson2e
16804 and loongson2f processor names.
16806 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16810 * config/i386/i386.c (ix86_function_arg_boundary): Use
16811 alignment of canonical type.
16812 (ix86_expand_vector_move): Check unaligned memory access for
16815 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16817 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16818 Moved to the front of file.
16820 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16821 H.J. Lu <hongjiu.lu@intel.com>
16823 * dwarf2out.c (current_fde): New.
16825 (lookup_cfa:): Likewise.
16826 (dwarf2out_end_epilogue): Likewise.
16827 (dwarf2out_note_section_used): Likewise.
16829 2008-05-27 Michael Matz <matz@suse.de>
16832 * c.opt (Wenum-compare): New warning option.
16833 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16835 2008-05-27 Michael Matz <matz@suse.de>
16837 PR middle-end/36326
16838 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16840 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16841 into memory as tail calls.
16843 2008-05-27 Richard Guenther <rguenther@suse.de>
16845 PR tree-optimization/36339
16846 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16847 pointers cause all addressable variables to be call clobbered.
16849 2008-05-27 Richard Guenther <rguenther@suse.de>
16851 PR tree-optimization/36245
16852 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16854 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16856 * config/s390/s390.md: Replace all occurences of the 'm'
16857 constraint with 'RT'.
16859 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16861 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16863 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16865 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16866 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16867 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16869 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16871 * reload.c: (find_reloads): Skip alternatives according to the
16872 "enabled" attribute. Constify the constraint variable.
16873 * recog.c (get_attr_enabled): Add default implementation.
16874 (extract_insn): Set the alternative_enabled_p array
16875 in the recog_data struct.
16876 (preprocess_constraints, constrain_operands): Skip
16877 alternatives according to the "enabled" attribute
16878 * recog.h (struct recog_data): New field alternative_enabled_p.
16879 (skip_alternative): New inline function.
16880 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16881 (record_reg_classes): Skip alternative according to the
16882 "enabled" attribute.
16884 * doc/md.texi: Add documention for the "enabled" attribute.
16886 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16888 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16889 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16890 constraint with TARGET_MEM_CONSTRAINT.
16891 * recog.c (asm_operand_ok, preprocess_constraints,
16892 constrain_operands): Likewise.
16893 * regclass.c (record_reg_classes): Likewise.
16894 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16895 * reload1.c (maybe_fix_stack_asms): Likewise.
16896 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16897 * recog.h: Adjust comment.
16898 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16899 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16900 * doc/md.texi: Add a note to description of 'm' constraint.
16901 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16903 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16905 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16906 that the bitfield is of integral type before testing its precision.
16908 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16909 Sa Liu <saliu@de.ibm.com>
16911 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16912 __modti3, __udivti3, __umodti3 and __udivmodti4.
16913 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16914 that implement TImode mul and div functions.
16915 * config/spu/multi3.c: New. Implement __multi3.
16916 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16917 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16920 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16922 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16923 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16924 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16925 tls_sysv_suffix): New mode and mode attribute iterators.
16926 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16927 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16928 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16929 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16930 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16933 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16935 PR tree-optimization/36329
16936 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16937 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16938 * cgraphbuild.c (initialize_inline_failed): Use the latter
16939 macro in lieu of the former.
16940 * ipa-inline.c (cgraph_mark_inline): Likewise.
16941 (cgraph_decide_inlining_of_small_function): Likewise.
16942 (cgraph_decide_inlining): Likewise.
16943 (cgraph_decide_inlining_incrementally): Likewise.
16945 2008-05-26 Tristan Gingold <gingold@adacore.com>
16946 Anatoly Sokolov <aesok@post.ru>
16948 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16949 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16950 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16951 optimization for 'avr6' architecture.
16953 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16956 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16958 2008-05-26 Richard Guenther <rguenther@suse.de>
16960 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16961 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16963 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16965 PR middle-end/36253
16966 * caller-save.c (insert_restore): Verify alignment of spill space.
16967 (insert_save): Likewise.
16968 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16969 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16970 (STACK_SLOT_ALIGNMENT): Likewise.
16971 * function.c (LOCAL_ALIGNMENT): Removed.
16972 (get_stack_local_alignment): New.
16973 (assign_stack_local): Use it. Set alignment on stack slot.
16974 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16975 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16976 (STACK_SLOT_ALIGNMENT): New.
16977 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16978 stack slot in XFmode.
16980 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16982 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16985 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16986 argument operand in rax isn't removed.
16988 2008-05-26 Richard Guenther <rguenther@suse.de>
16990 PR middle-end/36300
16991 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16992 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16994 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16997 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16999 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17001 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17002 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17004 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17006 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17007 build a trampoline if we don't want one.
17008 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17009 return zero for nested functions if we don't want a trampoline.
17011 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17013 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17015 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17018 * c.opt: Removed undocumented option '-lang-fortran'.
17019 * c-common.h: Removed global variable 'lang_fortran'.
17020 * c-opts.c (c_common_handle_option): Removed code to handle
17021 option '-lang-fortran'. Updated includes.
17022 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17023 definition of '__GFORTRAN__'.
17024 (define__GNUC__): Reimplemented to use BASEVER and
17025 cpp_define_formatted.
17026 (builtin_define_with_value_n): Removed.
17027 * c-incpath.h: Renamed to ...
17028 * incpath.h: ... this.
17029 * c-incpath.c: Renamed to ...
17030 * incpath.c: ... this. Updated includes.
17031 * fix-header.c: Updated includes.
17032 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17033 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17034 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17036 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17038 * tree.h: Update the table of flags used on tree nodes.
17039 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17040 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17041 (FORCED_LABEL): Add access check.
17042 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17043 (ASM_INPUT_P): Likewise.
17044 (ASM_VOLATILE_P): Likewise.
17045 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17046 (OMP_SECTION_LAST): Access private_flag directly.
17047 (OMP_RETURN_NOWAIT): Likewise.
17048 (OMP_PARALLEL_COMBINED): Likewise.
17049 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17050 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17051 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17052 deprecated_flag directly.
17054 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17056 * final.c (frame_pointer_needed): Removed.
17057 * flags.h (frame_pointer_needed): Likewise.
17059 * function.h (rtl_data): Add frame_pointer_needed.
17060 (frame_pointer_needed): New.
17062 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17064 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17066 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17068 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17071 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17073 * c-common.c (strip_array_types): Move function to..
17075 (get_inner_array_type): Delete.
17076 * c-common.h (strip_array_types): Move declaration to..
17078 (get_inner_array_type): Delete.
17079 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17080 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17081 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17082 * config/pa/pa.c (emit_move_sequence): Likewise.
17084 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17086 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17089 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17091 * function.c: Include target hook for nonlocal_goto frame value.
17093 2008-05-24 Richard Guenther <rguenther@suse.de>
17095 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17096 variable can be only accessed through a pointer or a union.
17098 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17100 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17101 * doc/extend.texi: Likewise.
17103 2008-05-23 DJ Delorie <dj@redhat.com>
17105 * config/m32c/jump.md (untyped_call): Add.
17107 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17108 for A24 to PSImode.
17109 (m32c_address_cost): Detail costs for indirect offsets.
17111 2008-05-23 Rafael Espíndola <espindola@google.com>
17113 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17114 if a node is a SUBREG.
17115 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17118 2008-05-23 Paul Brook <paul@codesourcery.com>
17119 Carlos O'Donell <carlos@codesourcery.com>
17121 * doc/extend.texi: Clarify use of __attribute__((naked)).
17122 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17123 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17124 * function.c (use_register_for_decl): Use
17125 targetm.calls.allocate_stack_slots_for_args.
17126 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17127 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17128 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17130 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17132 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17134 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17136 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17137 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17138 is only rounded once.
17140 2008-05-23 Richard Guenther <rguenther@suse.de>
17142 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17144 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17145 Jakub Jelinek <jakub@redhat.com>
17148 * configure.ac: Handle --enable-cld.
17149 * configure: Regenerated.
17150 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17151 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17152 (ix86_current_function_needs_cld): New define.
17153 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17154 (cld): New isns pattern.
17155 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17156 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17157 * config/i386/i386.opt (mcld): New option.
17158 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17159 TARGET_CLD and ix86_current_function_needs_cld.
17160 (override_options): Use -mcld by default for 32-bit code if
17163 * doc/install.texi (Options specification): Document --enable-cld.
17164 * doc/invoke.texi (Machine Dependent Options)
17165 [i386 and x86-64 Options]: Add -mcld option.
17166 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17168 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17169 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17170 (return_in_memory_64): Likewise.
17171 (return_in_memory_ms_64): Likewise.
17173 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17175 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17176 * builtins.c (fold_builtin_fpclassify): New.
17177 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17178 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17179 * c-common.c (handle_type_generic_attribute): Adjust to accept
17180 fixed arguments before an elipsis.
17181 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17182 * doc/extend.texi: Document __builtin_fpclassify.
17184 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17186 * omp-low.c (gate_expand_omp_ssa): Remove.
17187 (pass_expand_omp_ssa): Remove.
17188 (gate_expand_omp): Do not check for flag_openmp_ssa.
17189 * common.opt (-fopenmp-ssa): Remove.
17190 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17192 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17194 * config/sh/sh.opt (mfixed-range): New option.
17195 * config/sh/sh-protos.h (sh_fix_range): Declare.
17196 * config/sh/sh.c (sh_fix_range): New function.
17197 * config/sh/sh.h (sh_fixed_range_str): Declare.
17198 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17200 * doc/invoke.texi (SH Options): Document -mfixed-range.
17202 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17204 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17205 it before the redeclaration.
17207 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17209 * config/avr/avr.c (get_sequence_length): Add new function.
17210 (expand_prologue, expand_epilogue): Remove duplicate code.
17212 2008-05-22 Rafael Espíndola <espindola@google.com>
17214 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17217 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17219 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17220 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17222 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17223 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17224 (vect_update_misalignment_for_peel): Likewise.
17225 (vector_alignment_reachable_p): Likewise.
17226 * tree-vect-transform.c (vectorizable_load): Likewise.
17227 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17228 (get_vectype_for_scalar_type): Pass mode of scalar_type
17229 to UNITS_PER_SIMD_WORD.
17231 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17232 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17233 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17234 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17235 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17237 2008-05-22 Ira Rosen <irar@il.ibm.com>
17239 PR tree-optimization/36293
17240 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17241 if the first load must be skipped because of a gap.
17243 2008-05-22 Richard Guenther <rguenther@suse.de>
17245 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17246 more cases of offset disambiguation that is possible if
17247 strict-aliasing rules apply.
17248 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17249 for basic offset and type-based disambiguation.
17251 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17253 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17254 ix86_expand_vector_set on V16QImode for SSE4.1.
17256 2008-05-21 Tom Tromey <tromey@redhat.com>
17258 * c.opt (Wimport): Mark as undocumented.
17259 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17261 (Warning Options): Likewise.
17262 * doc/cppopts.texi: Don't mention -Wimport.
17264 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17266 PR tree-optimization/36287
17267 PR tree-optimization/36286
17268 * lambda-code.c (build_access_matrix): Do not use the loop->num
17269 for computing the number of induction variables: use the loop depth
17272 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17275 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17276 option -f(no-)leading-underscore.
17278 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17280 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17281 GET_MODE_NUNITS (mode).
17283 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17285 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17286 (-mmulhw): Add 464 to description.
17287 (-mdlmzb): Likewise.
17288 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17289 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17291 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17292 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17293 * config/rs6000/rs6000.md: Update comments for 464.
17295 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17297 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17299 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17301 * config/i386/sse.md (vec_extractv4sf): Removed.
17302 (vec_extractv2df): Likewise.
17303 (vec_extractv2di): Likewise.
17304 (vec_extractv4si): Likewise.
17305 (vec_extractv8hi): Likewise.
17306 (vec_extractv16qi): Likewise.
17307 (vec_extract<mode>): New.
17309 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17311 * config/i386/sse.md (vec_setv4sf): Removed.
17312 (vec_setv2df): Likewise.
17313 (vec_setv2di): Likewise.
17314 (vec_setv4si): Likewise.
17315 (vec_setv8hi): Likewise.
17316 (vec_setv16qi): Likewise.
17317 (vec_set<mode>): New.
17319 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17321 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17322 goto for vec_concat and vec_interleave.
17324 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17326 * config/i386/sse.md (vec_initv4sf): Removed.
17327 (vec_initv2df): Likewise.
17328 (vec_initv2di): Likewise.
17329 (vec_initv4si): Likewise.
17330 (vec_initv8hi): Likewise.
17331 (vec_initv16qi): Likewise.
17332 (vec_init<mode>): New.
17334 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17336 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17338 2008-05-21 Tom Tromey <tromey@redhat.com>
17340 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17341 (zone_find_object_offset): Likewise.
17342 (gt_ggc_m_S): Likewise.
17343 (highest_bit): Likewise.
17344 * ggc-page.c (gt_ggc_m_S): New function.
17345 * stringpool.c (string_stack): Remove.
17346 (init_stringpool): Update.
17347 (ggc_alloc_string): Use ggc_alloc.
17348 (maybe_delete_ident): New function.
17349 (ggc_purge_stringpool): Likewise.
17350 (gt_ggc_m_S): Remove.
17351 * ggc-common.c (ggc_protect_identifiers): New global.
17352 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17353 ggc_protect_identifiers.
17354 * ggc.h (ggc_protect_identifiers): Declare.
17355 (gt_ggc_m_S): Update.
17356 (ggc_purge_stringpool): Declare.
17357 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17358 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17360 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17362 2008-05-21 David S. Miller <davem@davemloft.net>
17364 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17367 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17369 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17372 2008-05-20 David Daney <ddaney@avtrex.com>
17374 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17375 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17376 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17377 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17378 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17379 (atomic_hiqi_op): New define_code_iterator.
17380 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17381 mips_expand_compare_and_swap_12.
17382 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17383 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17384 (sync_<optab><mode>, sync_old_<optab><mode>,
17385 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17386 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17387 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17388 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17389 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17390 (test_and_set_12): New insn.
17391 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17392 sync_new_<optab><mode>, sync_old_nand<mode>,
17393 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17394 clobber to operand 0 for SI and DI mode insns.
17395 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17396 mips_gen_fn_4): New typedefs.
17397 (mips_gen_fn_ptrs): Define new union type.
17398 (mips_expand_compare_and_swap_12): Remove declaration.
17399 (mips_expand_atomic_qihi): Declare function.
17400 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17401 (mips_expand_atomic_qihi): ... this. Use new generator function
17403 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17404 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17405 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17406 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17407 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17408 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17409 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17410 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17411 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17412 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17415 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17417 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17420 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17422 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17423 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17424 (avr_attribute_table): Add 'OS_main' function attribute.
17425 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17426 functions with 'OS_main' attribute.
17428 2008-05-20 Richard Guenther <rguenther@suse.de>
17430 PR tree-optimization/35204
17431 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17432 helper, split out from ...
17433 (DFS): ... here. Make the DFS walk non-recursive.
17435 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17436 Jan Sjodin <jan.sjodin@amd.com>
17438 PR tree-optimization/36181
17439 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17440 (parallelize_loops): Don't parallelize when the loop has vector
17443 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17444 Sebastian Pop <sebastian.pop@amd.com>
17446 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17447 matrix, and never look at the tree representation of the memory
17449 (linear_transform_loops): Computes parameters and access matrices.
17450 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17452 (access_matrix_get_index_for_parameter): New.
17453 * tree-data-ref.h (struct access_matrix): New.
17454 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17455 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17456 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17457 am_vector_index_for_loop): New.
17458 (struct data_reference): Add field access_matrix.
17459 (DR_ACCESS_MATRIX): New.
17460 (compute_data_dependences_for_loop): Update declaration.
17461 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17462 * lambda.h (lambda_vector_vec_p): Declared.
17463 * lambda-code.c: Depend on pointer-set.h.
17464 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17465 av_for_af_base, av_for_af, build_access_matrix,
17466 lambda_compute_access_matrices): New.
17467 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17469 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17471 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17472 $SOURCEDIR/include.
17474 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17475 Sebastian Pop <sebastian.pop@amd.com>
17477 PR tree-optimization/36206
17478 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17480 (instantiate_scev_1): Rename flags to fold_conversions.
17481 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17482 outeside instantiation_loop.
17483 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17484 (evolution_function_is_affine_or_constant_p): Removed.
17485 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17487 (analyze_siv_subscript): Pass in the loop nest number.
17488 Call evolution_function_is_affine_in_loop instead of
17489 evolution_function_is_affine_p.
17490 (analyze_overlapping_iterations): Pass in the loop nest number.
17492 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17493 Sebastian Pop <sebastian.pop@amd.com>
17495 PR tree-optimization/36206
17496 * tree-chrec.h (chrec_fold_op): New.
17497 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17500 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17502 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17504 (remove_duplicates): Do not set inode on non-inode systems.
17507 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17509 * config.gcc (tm_file): Update comments about relative pathnames.
17511 2008-05-20 Richard Guenther <rguenther@suse.de>
17513 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17514 * tree-ssa-sccvn.c (process_scc): Likewise.
17515 * tree-ssa-sink.c (execute_sink_code): Likewise.
17516 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17517 * tree-vrp.c (process_assert_insertions): Likewise.
17518 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17519 (perform_tree_ssa_dce): Likewise.
17520 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17521 (dump_dominator_optimization_stats): Likewise.
17522 * tree-vectorizer.c (vectorize_loops): Likewise.
17524 2008-05-20 Richard Guenther <rguenther@suse.de>
17526 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17528 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17530 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17531 (ix86_i386elf_return_in_memory): Likewise.
17532 (ix86_i386interix_return_in_memory): Likewise.
17533 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17534 (SUBTARGET_RETURN_IN_MEMORY): New.
17535 * config/i386/i386elf.h: Likewise.
17536 * config/i386/ptx4-i.h: Likewise.
17537 * config/i386/sol2-10.h: Likewise.
17538 * config/i386/sysv4.h: Likewise.
17539 * config/i386/vx-common.h: Likewise.
17540 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17541 * config/i386/i386.c (ix86_return_in_memory): Made static and
17542 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17543 (ix86_i386elf_return_in_memory): Removed.
17544 (ix86_i386interix_return_in_memory): Removed.
17545 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17546 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17548 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17550 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17552 2008-05-19 Xinliang David Li <davidxl@google.com>
17554 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17556 * common.opt: Ditto.
17557 * doc/invoke.texi: Ditto.
17559 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17561 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17562 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17564 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17566 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17567 sizes of operand array from 8/4 to 4/2.
17568 (ix86_expand_vector_init_general): Change size of operand array
17569 from 32 to 16. Remove op0, op1 and half_mode.
17571 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17573 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17574 (ix86_expand_vector_init_interleave): Likewise.
17575 (ix86_expand_vector_init_general): Use them. Assert
17576 word_mode == SImode when n_words == 4.
17578 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17580 * config/i386/i386.c (ix86_secondary_reload): New static function.
17581 (TARGET_SECONDARY_RELOAD): New define.
17582 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17583 * config/i386/i386.md (reload_outqi): Remove.
17585 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17587 PR middle-end/35509
17588 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17589 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17590 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17591 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17592 (fold_builtin_1): Likewise.
17593 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17594 c-common.c (check_builtin_function_arguments): Handle
17595 BUILT_IN_ISINF_SIGN.
17596 * doc/extend.texi: Document __builtin_isinf_sign.
17597 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17599 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17601 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17602 EH cleanup at the end of the pass, search for those that have been
17603 turned into forwarder blocks and do the cleanup on their successor.
17605 2008-05-18 Richard Guenther <rguenther@suse.de>
17607 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17608 pointers to sizetype and vice versa.
17610 2008-05-18 Xinliang David Li <davidxl@google.com>
17612 * gcc/tree-ssa-dce.c: Coding style fix.
17613 (check_pow): Documentation comment.
17614 (check_log): Documenation comment. Coding style fix.
17615 (is_unnecessary_except_errno_call): Ditto.
17616 (gen_conditions_for_pow): Ditto.
17617 (gen_conditions_for_log): Ditto.
17618 (gen_shrink_wrap_conditions): Ditto.
17619 (shrink_wrap_one_built_in_calls): Ditto.
17620 * gcc/doc/invoke.texi: Better documentation string.
17621 * ChangeLog: Fix wrong change log entries from
17622 May 17 checkin on function call DCE.
17624 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17626 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17628 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17630 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17631 * df-problems.c (simulation routines): Fixed block comment to
17632 properly say how to add forwards scanning functions.
17634 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17636 * tree-inline.c (setup_one_parameter): Remove dead code.
17638 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17640 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17641 a BIT_AND_EXPR only for an INTEGER_TYPE.
17643 2008-05-17 Xinliang David Li <davidxl@google.com>
17645 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17646 (check_pow, check_log, is_unnecessary_except_errno_call): New
17647 functions to check for eliminating math functions that are pure
17648 except for setting errno.
17649 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17650 general condition expressions for shrink-wrapping pow/log calls.
17651 (gen_shrink_wrap_conditions): Ditto.
17652 (shrink_wrap_one_built_in_call): Ditto.
17653 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17654 (mark_operand_necessary): If debugging, output if OP is necessary.
17655 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17657 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17659 * gcc/common.opt: New user flag -ftree-builtin-dce.
17660 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17662 2008-05-16 David S. Miller <davem@davemloft.net>
17664 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17665 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17667 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17670 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17672 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17674 * ifcvt.c (dead_or_predicable): Rename
17675 df_simulate_one_insn_backwards to df_simulate_one_insn.
17676 * recog.c (peephole2_optimize): Ditto.
17677 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17679 * df.h: Rename df_simulate_one_insn_backwards to
17680 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17681 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17682 scanning of defs and uses.
17683 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17684 (df_simulate_one_insn_forwards): Removed.
17686 2008-05-16 Doug Kwan <dougkwan@google.com>
17688 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17690 (real_from_string): Handle NaNs and Inf as approriate.
17692 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17694 * doc/gty.texi (Source Files Containing Type Information): Note
17695 that headers should appear first in the gtfiles list.
17697 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17699 * tree.def (COND_EXEC): Properly documented this code.
17701 2008-05-16 Diego Novillo <dnovillo@google.com>
17703 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17704 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17707 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17709 * tree-ssa-dse (max_stmt_uid): Removed.
17710 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17711 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17712 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17713 * function.h (cfun.last_stmt_uid): New field.
17714 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17715 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17717 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17718 (create_stmt_ann): Initialize the ann->uid field.
17719 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17721 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17723 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17725 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17726 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17727 (init_empty_tree_cfg): Call it.
17729 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17731 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17734 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17736 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17737 * tree-dump.c (dump_options): New verbose option.
17738 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17740 * tree-pass.h (TDF_VERBOSE): New dump flag.
17741 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17742 (tree-flow.h): Added include.
17743 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17745 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17747 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17749 From Jie Zhang <jie.zhang@analog.com>
17750 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17751 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17752 mcpu=bf561-none and mcpu=bf561-0.2.
17753 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17754 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17755 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17756 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17757 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17758 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17759 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17761 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17762 (cputype_selected): Remove.
17763 (bfin_handle_option): Don't use cputype_selected.
17764 (override_options): When no mcpu option, enable all workarounds.
17765 Don't use bfin_workarounds.
17766 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17768 (DEFAULT_CPU_TYPE): Don't define.
17770 2008-05-16 Richard Guenther <rguenther@suse.de>
17772 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17773 on deletion of the last stmt.
17775 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17777 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17778 V8HImode for SSE2 and V16QImode for SSE4.1.
17780 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17782 * cgraph.h (compute_inline_parameters): Made public.
17783 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17784 variable_generate_summary, function_write_summary,
17785 variable_write_summary, variable_read_summary. Added generate_summary,
17786 write_summary, read_summary.
17787 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17788 pass_ipa_inline.function_generate_summary, to
17789 compute_inline_parameters.
17790 * ipa-inline.c (compute_inline_parameters): Made public and added
17792 (compute_inline_parameters_for_current): New function.
17793 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17794 (inline_generate_summary): Removed parameter and made to loop over
17796 (pass_ipa_inline): Updated for new IPA_PASS structure.
17797 * passes.c (execute_ipa_summary_passes): Now is called once per
17798 pass rather than once per node*pass.
17800 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17802 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17803 avr_have_mul_p, avr_asm_only_p): Remove variables.
17804 (avr_override_options): Remove initialization of removed variables.
17805 (avr_file_start): Convert removed variables to fields of
17806 'struct base_arch_s *avr_current_arch'.
17807 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17808 (AVR_HAVE_MUL): (Ditto.).
17809 (AVR_HAVE_MOVW): (Ditto.).
17810 (AVR_HAVE_LPMX): (Ditto.).
17811 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17812 avr_asm_only_p): Remove declaration.
17814 2008-05-15 Diego Novillo <dnovillo@google.com>
17816 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17817 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17819 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17821 PR middle-end/36194
17822 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17823 Don't call record_truncated_value from here.
17824 (record_truncated_value): Turn it into a for_each_rtx callback.
17825 (record_truncated_values): New function.
17826 (combine_instructions): Call note_uses with record_truncated_values.
17827 Change name of check_conversion to check_promoted_subreg.
17829 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17831 * doc/sourcebuild.texi: Document support for torture tests.
17833 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17835 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17836 to alternative 4 of operand 2.
17838 2008-05-15 Richard Guenther <rguenther@suse.de>
17840 * tree-pass.h (current_pass): Declare.
17841 (get_pass_for_id): Likewise.
17842 * passes.c (passes_by_id, passes_by_id_size): New globals.
17843 (set_pass_for_id): New function.
17844 (get_pass_for_id): Likewise.
17845 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17846 (execute_function_todo): Flush per function statistics.
17847 * toplev.c (compile_file): Init statistics.
17848 (general_init): Do early statistics initialization.
17849 (finalize): Finish statistics.
17850 * statistics.h (statistics_early_init): Declare.
17851 (statistics_init): Likewise.
17852 (statistics_fini): Likewise.
17853 (statistics_fini_pass): Likewise.
17854 (statistics_counter_event): Likewise.
17855 (statistics_histogram_event): Likewise.
17856 * statistics.c: New file.
17857 * Makefile.in (OBJS-common): Add statistics.o.
17858 (statistics.o): Add dependencies.
17859 * doc/invoke.texi (-fdump-statistics): Document.
17861 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17862 (insert): Likewise.
17863 (execute_pre): Use statistics_counter_event.
17864 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17865 (substitute_and_fold): Increment it. Use statistics_counter_event.
17867 2008-05-15 Diego Novillo <dnovillo@google.com>
17869 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17871 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17872 * tree-ssa-alias.c (new_type_alias): Remove references to
17873 sub-variables from comment.
17874 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17876 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17878 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17879 attribute to 1 only for insertps alternative.
17881 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17883 * config/bfin/bfin.md (loadbytes): New pattern.
17884 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17885 (bfin_init_builtins): Initialize it.
17886 (bdesc_1arg): Add it.
17888 2008-05-15 Sa Liu <saliu@de.ibm.com>
17890 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17891 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17892 * testsuite/lib/target-supports.exp: Add
17893 check_effective_target_fortran_integer_16.
17895 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17897 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17898 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17899 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17900 (TARGET_RETURN_IN_MEMORY): Define.
17902 2008-05-15 Richard Guenther <rguenther@suse.de>
17904 PR middle-end/36244
17905 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17906 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17907 represent unmodifiable vars.
17909 2008-05-15 Richard Guenther <rguenther@suse.de>
17911 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17912 INDIRECT_REF and TARGET_MEM_REF.
17913 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17916 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17917 H.J. Lu <hongjiu.lu@intel.com>
17919 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17920 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17921 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17922 insn alternatives. Add missing alternatives.
17923 (*vec_concatv2di_rex64_sse4_1): Likewise.
17924 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17925 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17926 Require TARGET_SSE.
17928 2008-05-15 Richard Guenther <rguenther@suse.de>
17930 PR tree-optimization/36009
17931 PR tree-optimization/36204
17932 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17933 (determine_invariantness_stmt): Record the loop a store is
17934 always executed in.
17935 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17938 2008-05-15 Richard Guenther <rguenther@suse.de>
17940 PR tree-optimization/34330
17941 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17942 through the pointer will alias the SMT.
17944 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17946 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17948 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17950 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17952 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17953 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17955 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17956 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17957 (vashl_optab): New optab for vector/vector shifts.
17958 (vashr_optab): Ditto.
17959 (vlshr_optab): Ditto.
17960 (vrotl_optab): Ditto.
17961 (vrotr_optab): Ditto.
17962 (optab_subtype): New enum for optab_for_tree_code call.
17963 (optab_for_tree_code): Add enum optab_subtype argument.
17965 * optabs.c (optab_for_tree_code): Take an additional argument to
17966 distinguish between a vector shift by a scalar and vector shift by
17967 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17968 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17969 vector shift by a vector.
17970 (expand_widen_pattern_expr): Pass additional argument to
17971 optab_for_tree_code.
17973 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17974 vrotl_optab, vrotr_optab.
17976 * expr.c (expand_expr_real_1): Update calls to
17977 optab_for_tree_code to distinguish between vector shifted by a
17978 scalar and vector shifted by a vector.
17979 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17980 (supportable_narrowing_operation): Ditto.
17981 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17982 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17983 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17984 (vect_create_epilog_for_reduction): Ditto.
17985 (vectorizable_reduction): Ditto.
17986 (vectorizable_operation): Ditto.
17987 (vect_strided_store_supported): Ditto.
17988 (vect_strided_load_supported): Ditto.
17989 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17990 * expmed.c (expand_shift): Ditto.
17992 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17994 (ashr@var{m}3): Ditto.
17995 (vashl@var{m}3): Document new vector/vector shift standard name.
17996 (vashr@var{m}3): Ditto.
17997 (vlshr@var{m}3): Ditto.
17998 (vrotl@var{m}3): Ditto.
17999 (vrotr@var{m}3): Ditto.
18001 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18002 (PPERM_INVERT): Ditto.
18003 (PPERM_REVERSE): Ditto.
18004 (PPERM_REV_INV): Ditto.
18005 (PPERM_ZERO): Ditto.
18006 (PPERM_ONES): Ditto.
18007 (PPERM_SIGN): Ditto.
18008 (PPERM_INV_SIGN): Ditto.
18009 (PPERM_SRC1): Ditto.
18010 (PPERM_SRC2): Ditto.
18012 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18013 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18014 allows a memory operand to be the value being added, and split it
18015 to improve vectorization.
18016 (sse5_pmacsdqh_mem): Ditto.
18017 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18018 (sse5_mulv2div2di3_high): Ditto.
18019 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18020 (vec_pack_trunc_v4si): Ditto.
18021 (vec_pack_trunc_v2di): Ditto.
18022 (sse5_pcmov_<mode>): Remove code that tried to use use
18023 andps/andnps instead of pcmov.
18024 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18025 pmacsdqh instructions.
18026 (vec_widen_smult_lo_v4si): Ditto.
18028 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18029 (PPERM_INVERT): Ditto.
18030 (PPERM_REVERSE): Ditto.
18031 (PPERM_REV_INV): Ditto.
18032 (PPERM_ZERO): Ditto.
18033 (PPERM_ONES): Ditto.
18034 (PPERM_SIGN): Ditto.
18035 (PPERM_INV_SIGN): Ditto.
18036 (PPERM_SRC1): Ditto.
18037 (PPERM_SRC2): Ditto.
18038 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18040 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18042 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18043 says ignore whether the last reference is a memory operand.
18045 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18046 Paolo Bonzini <bonzini at gnu dot org>
18048 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18051 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18052 (vlshr<mode>3): Rename from vlshr<mode>3.
18053 (vashr<mode>3): Rename from vashr<mode>3.
18054 (mulv4sf3): Change the names of vector shift patterns.
18058 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18061 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18086 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18087 (floatunssidf2_internal): Change vector/vector shift names.
18088 (floatunsdidf2_internal): Ditto.
18095 (vashl<mode>3): Rename from ashl<mode>3.
18096 (vashr<mode>3): Rename from ashr<mode>3.
18097 (vlshr<mode>3): Rename from lshr<mode>3.
18098 (vrotl<mode>3): Rename from rotl<mode>3.
18100 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18103 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18104 multiply gives the wrong value when doing widening multiplies.
18105 (vec_widen_smult_lo_v4si): Ditto.
18107 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18109 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18110 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18111 emit_library_call_value.
18112 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18113 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18114 * calls.c (initialize_argument_information, precompute_arguments,
18115 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18116 (precompute_arguments): Removed flags parameter.
18117 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18119 2008-05-14 Richard Guenther <rguenther@suse.de>
18121 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18122 Make sure to register the store if the use is a PHI_NODE.
18124 2008-05-14 Olivier Hainque <hainque@adacore.com>
18126 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18127 memory if the component is to be referenced in BLKmode according
18128 to get_inner_reference.
18130 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18132 * calls.c (emit_library_call_value_1): Restore code clearing
18133 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18135 2008-05-14 Olivier Hainque <hainque@adacore.com>
18136 Nicolas Roche <roche@adacore.com>
18138 * configure.ac: Add support for a "gcc_subdir" variable in
18139 config-lang.in, to denote a subdirectory where the language/GCC
18140 integration files are to be found.
18141 * configure: Regenerate.
18143 2008-05-14 Ira Rosen <irar@il.ibm.com>
18145 PR tree-optimization/36098
18146 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18147 value for the first load in the group in case of a gap.
18148 (vect_build_slp_tree): Check that there are no gaps in loads.
18150 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18152 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18153 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18154 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18155 emit_insn and remove unneeded code to construct extra args.
18156 (emit_no_conflict_block): Removed.
18157 * optabls.h: (emit_no_conflict_block): Removed.
18158 * cse.c (cse_extended_basic_block): Remove search for
18159 REG_NO_CONFLICT note.
18160 * global.c: Removed incorrect comment added in revision 117.
18161 * expr.c (convert_move): Change call to emit_no_conflict_block to
18163 * recog.c: Change comments so that they do not mention
18165 * local_alloc.c (combine_regs): Removed last parameter.
18166 (no_conflict_p): Removed.
18167 (block_alloc): Removed note, no_conflict_combined_regno and set
18168 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18169 (combine_regs): Removed already_dead and code to look for
18170 REG_NO_CONFLICT notes.
18171 * lower_subreg (remove_retval_note): Removed code to look for
18172 REG_NO_CONFLICT block.
18173 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18174 (resolve_clobber): Remove code to process libcalls that have
18175 REG_NO_CONFLICT notes.
18176 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18178 * combine.c (can_combine_p, distribute_notes): Removed
18179 REG_NO_CONFLICT case.
18180 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18182 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18183 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18185 * reg-notes.def (NO_CONFLICT): Removed.
18187 2008-05-14 David S. Miller <davem@davemloft.net>
18189 * config/sparc/sparc.c (sparc_profile_hook): If
18190 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18191 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18192 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18194 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18196 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18198 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18201 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18202 and op1 expansion before vector concat to have less live pseudos.
18204 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18206 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18207 ix86_expand_vector_set if supported.
18209 2008-05-13 Diego Novillo <dnovillo@google.com>
18210 Kenneth Zadeck <zadeck@naturalbridge.com>
18212 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18214 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18215 phinodes_print_statistics, init_ssanames, fini_ssanames,
18216 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18217 release_ssa_name, release_defs, replace_ssa_name_symbol,
18218 ssanames_print_statistics): Move ...
18219 * tree-flow.h: ... here.
18220 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18221 Use FN instead of cfun.
18222 (make_ssa_name_fn): Rename from make_ssa_name.
18223 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18224 * tree-flow-inline.h (make_ssa_name): Move from
18225 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18226 * omp-low.c (expand_omp_parallel):
18227 * tree-flow-inline.h (redirect_edge_var_map_result):
18228 * tree-ssa.c (init_tree_ssa): Add argument FN.
18229 Use it instead of cfun. Update all users.
18231 2008-05-13 Tom Tromey <tromey@redhat.com>
18233 PR preprocessor/22168:
18234 * doc/cpp.texi (Top): Update menu.
18235 (Alternatives to Wrapper #ifndef): New node.
18236 (Other Directives): Document deprecation.
18237 (Obsolete Features): Remove menu.
18238 (Assertions): Merge node into Obsolete Features.
18239 (Obsolete once-only headers): Move earlier; rename to Alternatives
18240 to Wrapper #ifndef.
18241 * doc/cppopts.texi: Update.
18242 * c.opt (Wdeprecated): Enable for C and ObjC.
18243 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18244 (C++ Dialect Options): Move -Wno-deprecated from here to...
18245 (Warning Options): ... here.
18247 2008-05-13 Richard Guenther <rguenther@suse.de>
18249 PR middle-end/36227
18250 * fold-const.c (fold_sign_changed_comparison): Do not allow
18251 changes in pointer-ness.
18253 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18256 * config/sh/sh.c (sh_expand_prologue): Don't clear
18257 RTX_FRAME_RELATED_P for push insns.
18259 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18261 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18263 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18265 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18266 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18267 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18269 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18271 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18272 (*vec_concatv4sf_sse): This.
18273 (*sse2_concatv2si): Renamed to ...
18274 (*vec_concatv2si_sse2): This.
18275 (*sse1_concatv2si): Renamed to ...
18276 (*vec_concatv2si_sse): This.
18277 (*vec_concatv2di_rex): Renamed to ...
18278 (*vec_concatv2di_rex64): This.
18279 (*vec_concatv2si_sse4_1): New.
18280 (*vec_concatv2di_rex64_sse4_1): Likewise.
18282 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18284 PR rtl-optimization/36111
18285 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18286 that was created for swappable operands.
18288 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18291 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18292 * configure.ac: Add call to ACX_PROG_GNAT.
18294 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18296 * optc-gen.awk: Fix comment typo.
18298 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18300 * pretty-print.c (pp_integer_with_precision): Use
18301 HOST_LONG_LONG_FORMAT.
18303 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18305 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18307 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18309 * config/i386/i386.c (bdesc_ptest): Removed.
18310 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18311 (bdesc_args): Add __builtin_ia32_ptestz128,
18312 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18313 (ix86_init_mmx_sse_builtins): Updated.
18314 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18315 (ix86_expand_builtin): Updated.
18317 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18319 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18320 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18322 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18324 * value-prof.c (interesting_stringop_to_profile): Do not
18325 return early for BUILT_IN_MEMPCPY.
18327 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18329 * calls.c (expand_call): Don't use callgraph to increase
18330 preferred_stack_boundary.
18332 * cgraph.h (cgraph_rtl_info): Use unsigned on
18333 preferred_incoming_stack_boundary.
18335 * final.c (rest_of_clean_state): Use unsigned on
18336 preferred_stack_boundary.
18338 2008-05-09 Tom Tromey <tromey@redhat.com>
18340 PR preprocessor/22231:
18341 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18344 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18346 PR tree-optimization/36129
18347 * tree-ssa-ccp.c: Include value-prof.h.
18348 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18349 built-in function was folded to a constant.
18350 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18352 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18353 Sebastian Pop <sebastian.pop@amd.com>
18355 * tree-scalar-evolution.c: Document instantiate_scev.
18356 (instantiate_parameters_1): Renamed instantiate_scev_1.
18357 Don't use the same loop for instantiation_loop and evolution_loop.
18358 (instantiate_scev): New.
18359 (instantiate_parameters): Moved...
18360 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18361 same loop twice. Maintains the semantics for this function.
18362 * tree-scalar-evolution.h (instantiate_scev): Declare.
18363 (instantiate_parameters): ...here. Now static inline.
18364 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18365 instead of resolve_mixers.
18367 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18369 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18371 2008-05-09 Tomas Bily <tbily@suse.cz>
18373 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18374 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18375 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18376 * c-common.c (c_common_truthvalue_conversion): Likewise.
18377 * tree-object-size.c (compute_object_offset): Likewise.
18378 * tree-inline.c (estimate_num_insns_1): Likewise.
18379 * varasm.c (const_hash_1, compare_constant, copy_constant)
18380 (compute_reloc_for_constant, output_addressed_constants)
18381 (initializer_constant_valid_p): Likewise.
18382 * c-omp.c (check_omp_for_incr_expr): Likewise.
18383 * gimplify.c (gimplify_expr): Likewise.
18384 * c-typeck.c (c_finish_return): Likewise.
18385 * tree-vectorizer.c (supportable_widening_operation)
18386 (supportable_narrowing_operation): Likewise.
18387 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18388 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18389 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18390 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18391 (descr_info_loc): Likewise.
18392 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18393 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18394 (fold_unary): Likewise.
18395 * builtins.c (get_pointer_alignment): Likewise.
18396 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18397 (instantiate_parameters_1): Likewise.
18398 * tree.c (expr_align, stabilize_reference): Likewise.
18399 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18400 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18401 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18402 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18403 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18404 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18406 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18407 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18408 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18409 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18410 (forward_propagate_comparison)
18411 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18412 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18413 * emit-rtl.c (component_ref_for_mem_expr)
18414 (set_mem_attributes_minus_bitpos): Likewise.
18415 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18416 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18418 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18419 (build_function_call, pointer_diff, build_compound_expr)
18420 (c_finish_return): Likewise.
18421 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18422 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18424 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18425 * expr.c (is_aligning_offset): Likewise.
18426 * tree-ssa-alias.c (is_escape_site): Likewise.
18427 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18428 (check_all_va_list_escapes): Likewise.
18429 * tree-ssa-loop-ivopts.c (determine_base_object)
18430 (determine_common_wider_type): Likewise.
18431 * dojump.c (do_jump): Likewise.
18432 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18433 * tree-gimple.c (is_gimple_cast): Likewise.
18434 * fold-const.c (decode_field_reference, )
18435 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18436 (fold_binary): Likewise.
18437 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18438 (already_warned_in_frontend_p): Likewise.
18439 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18440 * tree.c (really_constant_p, get_unwidened): Likewise.
18441 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18442 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18443 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18445 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18447 (CONVERT_EXPR_P): Define.
18448 (CASE_CONVERT): Define.
18450 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18452 PR middle-end/36117
18453 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18454 (delete_unmarked_insns): When deleting a call, call
18455 delete_unreachable_blocks.
18456 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18457 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18459 2008-05-08 Richard Guenther <rguenther@suse.de>
18461 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18462 (-ftree-salias): Likewise.
18463 (salias-max-implicit-fields): Remove param documentation.
18464 (salias-max-array-elements): Likewise.
18465 * tree-pass.h (pass_create_structure_vars): Remove.
18466 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18467 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18468 * tree-ssa-alias.c (create_structure_vars): Remove.
18469 (gate_structure_vars): Likewise.
18470 (pass_create_structure_vars): Likewise.
18471 (gate_build_alias): Likewise.
18472 (pass_build_alias): Adjust to run always and dump the function.
18473 * common.opt (ftree-salias): Hide.
18474 * passes.c (init_optimization_passes): Remove
18475 pass_create_structure_vars, adjust comment.
18476 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18477 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18478 * opts.c (decode_options): Do not set flag_tree_salias.
18479 (common_handle_option): Add OPT_ftree_salias to the backward
18480 compatibility section.
18482 2008-05-08 Richard Guenther <rguenther@suse.de>
18484 * tree-flow-inline.h (var_can_have_subvars): Move ...
18485 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18486 * tree-flow.h (var_can_have_subvars): Remove.
18487 (push_fields_onto_fieldstack): Remove.
18488 (sort_fieldstack): Likewise.
18489 (struct fieldoff): Move ...
18490 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18491 alias_set and base_for_components fields.
18492 (sort_fieldstack): Make static.
18493 (push_fields_onto_fieldstack): Likewise. Remove code that
18494 handles anything but RECORD_TYPEs. Remove alias_set and
18495 base_for_components handling.
18496 (create_variable_info_for): Adjust.
18498 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18500 * common.opt (Wframe-larger-than=): Shorten the help message
18502 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18504 2008-05-08 Rafael Espíndola <espindola@google.com>
18506 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18508 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18509 trap and that both operands are gimple values.
18510 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18511 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18514 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18516 * read-rtl.c (join_c_conditions): Return the first string if the
18517 two strings are equal.
18519 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18521 * gensupport.h (pred_data): Add a "num_codes" field.
18522 (add_predicate_code): Declare.
18523 * gensupport.c (add_predicate_code): New function.
18524 (std_pred_table): Add an "allows_const_p" field.
18525 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18526 Remove the (incomplete) list of such codes from the codes field.
18527 (init_predicate_table): Use add_predicate_code. Add all
18528 RTX_CONST_OBJs if allows_const_p is true.
18529 * genrecog.c (process_define_predicate): Use add_predicate_code.
18531 2008-05-08 David Daney <ddaney@avtrex.com>
18532 Richard Sandiford <rsandifo@nildram.co.uk>
18534 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18535 special case of constant zero operands.
18536 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18537 old and new values. Special case constant zero values.
18538 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18540 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18541 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18543 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18546 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18547 similar RTX_CONST_OBJ before CONST_INT.
18549 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18551 * stmt.c (expand_stack_restore): Change sa mode if needed.
18553 2008-05-08 Richard Guenther <rguenther@suse.de>
18555 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18556 return type to bool.
18557 (ix86_sol10_return_in_memory): Likewise.
18558 (ix86_i386elf_return_in_memory): Likewise.
18559 (ix86_i386interix_return_in_memory): Likewise.
18560 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18561 (ix86_sol10_return_in_memory): Likewise.
18562 (ix86_i386elf_return_in_memory): Likewise.
18563 (ix86_i386interix_return_in_memory): Likewise.
18565 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18568 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18570 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18571 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18574 2008-05-08 Richard Guenther <rguenther@suse.de>
18576 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18577 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18578 (DR_SUBVARS): Remove.
18579 * tree-dfa.c (dump_subvars_for): Remove.
18580 (debug_subvars_for): Likewise.
18581 (dump_variable): Do not dump subvars.
18582 (remove_referenced_var): Do not remove subvars.
18583 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18584 (lookup_subvars_for_var): Remove.
18585 (get_subvars_for_var): Likewise.
18586 (get_subvars_at): Likewise.
18587 (get_first_overlapping_subvar): Likewise.
18588 (overlap_subvar): Likewise.
18589 * tree-flow.h (subvar_t): Remove.
18590 (struct var_ann_d): Remove subvars field.
18591 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18592 argument. Remove special handling of SFTs.
18593 (compute_tag_properties): Likewise.
18594 (set_initial_properties): Likewise.
18595 (compute_call_clobbered): Likewise.
18596 (count_mem_refs): Likewise.
18597 (compute_memory_partitions): Likewise.
18598 (compute_flow_insensitive_aliasing): Likewise.
18599 (setup_pointers_and_addressables): Likewise.
18600 (new_type_alias): Likewise.
18601 (struct used_part): Remove.
18602 (used_portions): Likewise.
18603 (struct used_part_map): Likewise.
18604 (used_part_map_eq): Likewise.
18605 (used_part_map_hash): Likewise.
18606 (free_used_part_map): Likewise.
18607 (up_lookup): Likewise.
18608 (up_insert): Likewise.
18609 (get_or_create_used_part_for): Likewise.
18610 (create_sft): Likewise.
18611 (create_overlap_variables_for): Likewise.
18612 (find_used_portions): Likewise.
18613 (create_structure_vars): Likewise.
18614 * tree.def (STRUCT_FIELD_TAG): Remove.
18615 * tree.h (MTAG_P): Adjust.
18616 (struct tree_memory_tag): Remove base_for_components and
18617 unpartitionable flags.
18618 (struct tree_struct_field_tag): Remove.
18619 (SFT_PARENT_VAR): Likewise.
18620 (SFT_OFFSET): Likewise.
18621 (SFT_SIZE): Likewise.
18622 (SFT_NONADDRESSABLE_P): Likewise.
18623 (SFT_ALIAS_SET): Likewise.
18624 (SFT_UNPARTITIONABLE_P): Likewise.
18625 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18626 (union tree_node): Remove sft field.
18627 * alias.c (get_alias_set): Remove special handling of SFTs.
18628 * print-tree.c (print_node): Remove handling of SFTs.
18629 * tree-dump.c (dequeue_and_dump): Likewise.
18630 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18631 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18632 * tree-predcom.c (set_alias_info): Do not set subvars.
18633 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18634 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18635 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18636 (add_vars_for_offset): Remove.
18637 (add_virtual_operand): Remove special handling of SFTs.
18638 (add_call_clobber_ops): Likewise.
18639 (add_call_read_ops): Likewise.
18640 (get_asm_expr_operands): Likewise.
18641 (get_modify_stmt_operands): Likewise.
18642 (get_expr_operands): Likewise.
18643 (add_to_addressable_set): Likewise.
18644 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18645 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18646 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18647 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18648 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18649 (tree_node_structure): Likewise.
18650 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18652 (find_what_p_points_to): Likewise.
18654 2008-05-08 Sa Liu <saliu@de.ibm.com>
18656 * config/spu/spu.md: Fixed subti3 pattern.
18658 2008-05-08 Richard Guenther <rguenther@suse.de>
18660 PR middle-end/36154
18661 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18662 sure to create a representative for trailing arrays for PTA.
18664 2008-05-08 Richard Guenther <rguenther@suse.de>
18666 PR middle-end/36172
18667 * fold-const.c (operand_equal_p): Two objects which types
18668 differ in pointerness are not equal.
18670 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18672 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18673 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18674 (emit_library_call_value_1): Add new variable fndecl initialized by
18675 NULL_TREE. It should be the decl type of orgfun, but this information
18676 seems not to be available here, so it uses the default calling abi.
18677 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18678 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18679 by TARGET_RETURN_IN_MEMORY.
18680 * config/i386/i386-interix.h: Likewise.
18681 * config/i386/i386.h: Likewise.
18682 * config/i386/i386elf.h: Likewise.
18683 * config/i386/ptx4-i.h: Likewise.
18684 * config/i386/sol2-10.h: Likewise.
18685 * config/i386/sysv4.h: Likewise.
18686 * config/i386/vx-common.h: Likewise.
18687 * config/cris/cris.h: Removed #if 0 clause.
18688 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18689 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18691 (ix86_sol10_return_in_memory): Likewise.
18692 (ix86_i386elf_return_in_memory): New.
18693 (ix86_i386interix_return_in_memory): New.
18694 * config/mt/mt-protos.h (mt_return_in_memory): New.
18695 * config/mt/mt.c: Likewise.
18696 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18697 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18698 * config/bfin/bfin.h: Likewise.
18699 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18701 * config/bfin/bfin.c: Likewise.
18702 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18703 * config/alpha/unicosmk.h: Likewise.
18704 * config/i386/cygming.h: Likewise.
18705 * config/iq2000/iq2000.h: Likewise.
18706 * config/mips/mips.h: Likewise.
18707 * config/mn10300/mn10300.h: Likewise.
18708 * config/rs6000/rs6000.h: Likewise.
18709 * config/score/score.h: Likewise.
18710 * config/spu/spu.h: Likewise.
18711 * config/v850/v850.h: Likewise.
18712 * defaults.h: Likewise.
18713 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18714 * expr.c (emit_block_move): Adjust use of
18715 OUTGOING_REG_PARM_STACK_SPACE.
18716 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18717 OUTGOING_REG_PARM_STACK_SPACE.
18718 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18720 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18722 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18723 on OMP_RETURN for OMP_FOR.
18726 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18727 (fortran_common): New function.
18728 (gen_variable_die): Call fortran_common instead of common_check,
18729 adjust for it returning tree instead of rtx. Formatting.
18731 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18735 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18736 * c-decl.c (merge_decls): Ditto.
18737 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18738 to RTL_CONST_OR_PURE_CALL_P.
18739 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18740 Initialized DECL_LOOPING_CONST_PURE.
18741 (process_call_operands): Set tree_side_effects properly.
18742 * tree.h (TREE_READONLY_DECL_P): Removed.
18743 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18744 (DECL_LOOPING_OR_CONST_P): New macro.
18745 (struct tree_function_decl): Added looping_const_or_pure_p.
18746 (ECF_*) Renumbered.
18747 (ECF_LOOPING_OR_CONST_P): New macro.
18748 * rtlanal.c (pure_const_p): Removed.
18749 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18750 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18751 to RTL_CONST_CALL_P.
18752 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18753 (check_decl, check_tree, check_call, scan_function): Initialize
18755 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18756 (static_execute): Set looping true for recursive functions.
18757 Undo setting state to IPA_NEITHER for recursive functions.
18758 * cse.c (cse_insn):
18759 * ifcvt.c (noce_can_store_speculate_p): Changed
18760 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18761 RTL_CONST_OR_PURE_CALL_P.
18762 * dse.c (scan_insn): Ditto.
18763 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18764 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18765 RTL_CONST_OR_PURE_CALL_P.
18766 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18767 pure_call_p to RTL_CONST_CALL_P.
18768 * gimplify.c (gimplify_call_expr): Clear side effects for
18769 non-looping pure and constant calls.
18770 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18771 (flags_from_decl_or_type): Set ecf flags from decl flags.
18772 (initialize_argument_information): Turn off
18773 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18774 Change const to pure if callee_copies is true rather than just
18776 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18777 way of marking pure calls.
18778 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18779 Remove hack that was supposed to fix pr7335 and remove old
18780 way of marking pure calls.
18781 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18782 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18783 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18784 RTL_CONST_OR_PURE_CALL_P.
18785 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18786 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18787 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18788 * sched-deps.c (schedule_analyze): Ditto.
18789 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18790 return_val field of calls to represent pure and const function info.
18791 (CONST_OR_PURE_CALL_P): Deleted macro.
18792 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18793 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18794 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18796 * tree-optimize.c (execute_fixup_cfg): Added test for
18797 ECF_LOOPING_CONST_OR_PURE.
18798 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18800 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18801 effects for looping pure or const calls.
18802 (verify_gimple_expr): Added verification code.
18803 * config/alpha/alpha.c (alpha_legitimize_address,
18804 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18806 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18807 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18808 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18809 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18810 RTL_CONST_OR_PURE_CALL_P.
18811 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18812 and const calls to be deleted.
18814 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18817 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18818 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18819 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18820 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18821 to handle nonimmediate operands.
18822 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18823 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18824 to handle nonimmediate operands.
18825 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18826 (mmx_pmulhrwv4hi3): New expander. Use
18827 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18828 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18829 (sse2_umulv1siv1di3): New expander. Use
18830 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18831 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18832 (mmx_eq<mode>3): New expander. Use
18833 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18834 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18835 (mmx_uavgv8qi3): New expander. Use
18836 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18837 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18838 (mmx_uavgv4hi3): New expander. Use
18839 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18841 * config/i386/sse.md
18842 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18843 to handle nonimmediate operands.
18844 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18845 to handle nonimmediate operands.
18846 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18847 to handle nonimmediate operands.
18848 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18849 to handle nonimmediate operands.
18850 (sse2_unpckhpd_exp): New expander. Use
18851 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18852 (sse2_unpcklpd_exp): New expander. Use
18853 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18854 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18855 to handle nonimmediate operands.
18856 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18857 to handle nonimmediate operands.
18858 (*sse2_<plusminus_insn><mode>3): Rename from
18859 sse2_<plusminus_insn><mode>3 insn pattern.
18860 (sse2_<plusminus_insn><mode>3): New expander. Use
18861 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18862 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18863 (sse2_umulv2siv2di3): New expander. Use
18864 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18865 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18866 (sse4_1_mulv2siv2di3): New expander. Use
18867 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18868 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18869 (sse2_pmaddwd): New expander. Use
18870 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18871 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18872 (sse2_eq<mode>3): New expander. Use
18873 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18874 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18875 (sse4_1_eqv2di3): New expander. Use
18876 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18877 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18878 (sse2_uavgv16qi3): New expander. Use
18879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18880 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18881 (sse2_uavgv16qi3): New expander. Use
18882 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18883 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18884 (sse2_uavgv8hi3): New expander. Use
18885 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18886 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18887 (ssse3_pmulhrswv8hi3): New expander. Use
18888 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18889 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18890 (ssse3_pmulhrswv4hi3): New expander. Use
18891 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18893 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18894 (<sse>_vmmul<mode>3): Ditto.
18895 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18897 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18898 (ssse3_pmaddubsw): Ditto.
18900 * config/i386/i386.c (struct_builtin_description)
18901 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18902 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18903 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18904 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18905 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18906 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18907 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18908 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18909 (ix86_fixup_binary_operands): Assert that src1
18910 and src2 must have the same mode when swapped.
18911 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18912 and ix86_binary_operator_ok. Do not force operands in registers
18915 2008-05-07 Jan Hubicka <jh@suse.cz>
18917 * cgraph.c (dump_cgraph_node): Update.
18918 * cgraph.h (cgraph_local_info): Break out inline summary.
18919 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18921 * ipa-inline (inline_summary): New accestor function.
18922 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18923 cgraph_decide_inlining, compute_inline_parameters): Update.
18924 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18926 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18928 Cleanup ColdFire scheduling support and add V4 pipeline model.
18930 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18931 (define_attr cpu): Add cfv4 value.
18932 (define_attr type, define_attr type1): Merge into a single 'type'
18933 attribute. Update all uses.
18934 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18935 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18937 (define_attr opx_mem, define_attr opy_mem): Remove.
18938 (define_attr op_mem): Clean up, update comment.
18939 (define_attr size): Use specific values instead of general int.
18940 (define_attr guess, define_attr split): Remove. Update all uses.
18941 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18942 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18943 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18944 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18945 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18946 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18947 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18948 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18949 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18950 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18951 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18952 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18953 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18954 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18955 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18956 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18957 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18958 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18959 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18960 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18961 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18962 Update or set attributes.
18963 (stack_tie): New fake instruction.
18965 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18966 (m68k_sched_attr_size): Update declaration.
18967 (m68k_sched_attr_type2): Remove.
18968 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18969 Declare new bypass predicates.
18971 * config/m68k/m68k.c (m68k_sched_issue_rate,
18972 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18974 (TARGET_SCHED_ISSUE_RATE,
18975 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18976 (override_options): Handle scheduling for ColdFire V4 core.
18977 (m68k_expand_prologue): Emit stack_tie.
18978 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18979 'OP_TYPE_FPN'. Update all uses.
18980 (sched_guess_p): Remove.
18981 (sched_address_type): Handle symbolic addresses.
18982 (sched_get_operand): New static function.
18983 (sched_operand_type): Merge into sched_attr_op_type.
18984 (sched_attr_op_type): Handle FP registers, handle quick constants,
18986 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18987 (m68k_sched_attr_size): Update. Move logic to ...
18988 (sched_get_attr_size_int): New static function.
18989 (sched_get_opxy_mem_type): New static function.
18990 (m68k_sched_attr_op_mem): Update.
18991 (m68k_sched_attr_type2): Remove.
18992 (sched_cfv4_bypass_data): New static variable.
18993 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18994 (m68k_sched_issue_rate): Implement scheduler hook.
18995 (struct _sched_ib: enabled_p): New field.
18996 (m68k_sched_variable_issue): Update. Handle V4.
18997 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18998 sched_dump_class_func_t, sched_dump_split_class,
18999 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19000 sched_dump_dfa_class, m68k_sched_dump): Remove.
19001 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19003 (m68k_sched_init_global): Remove statisctics dumping, introduce
19004 sanity check that all instructions have pipeline reservations. Handle
19006 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19007 Handle ColdFire V4 core.
19008 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19009 New static functions.
19010 (m68k_sched_address_bypass_p): New bypass predicate.
19011 (sched_get_indexed_address_scale): New static function.
19012 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19014 * cf.md: Update comments.
19015 (define_attr type2): Remove. Use 'type' attribute instead.
19017 (cf_ib): Rename to cfv123_ib. Update all uses.
19018 (cf_oep): Rename to cfv123_oep. Update all uses.
19019 (cf_chr): Rename to cfv123_chr. Update all uses.
19020 (cf_mem): Rename to cfv123_mem. Update all uses.
19021 (cf_mac): Move to more appropriate place.
19022 (cfv123_guess): New automaton and cpu_unit.
19023 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19024 Update uses of 'size' attribute. Handle before reload scheduling.
19025 (cfv123_guess): New dummy reservation for unhandled instructions.
19026 (cfv4_*): Pipeline description of ColdFire V4 core.
19027 (ignore): New reservation to handle 'ignore' type.
19029 2008-05-07 Ian Lance Taylor <iant@google.com>
19031 PR middle-end/36013
19032 * gimplify.c (find_single_pointer_decl_1): Don't look through
19034 (find_single_pointer_decl): Adjust comments.
19036 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19038 PR middle-end/36137
19039 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19040 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19042 PR middle-end/36106
19043 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19044 integral type rather than floating point, then VIEW_CONVERT_EXPR
19045 to the floating point type.
19047 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19049 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19050 TFmode op0 to register.
19052 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19054 * c-decl.c (grokdeclarator): Comment typo.
19056 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19058 * tree-flow.h: Remove prototype for computed_goto_p.
19059 * tree-cfg.c (computed_goto_p): Make static.
19061 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19064 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19065 (contains_aligned_value_p): This. Handle _Decimal128.
19066 (ix86_function_arg_boundary): Only align _Decimal128 to its
19067 natural boundary and handle it properly.
19069 2008-05-06 Martin Jambor <mjambor@suse.cz>
19071 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19072 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19073 (ipcp_method_set_orig_node): Removed.
19074 (ipcp_cval_get_cvalue_type): Removed.
19075 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19076 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19077 (ipcp_cval_set_cvalue_type): Removed.
19078 (ipcp_cval_get_cvalue): Removed.
19079 (ipcp_cval_set_cvalue): Removed.
19080 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19081 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19082 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19083 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19084 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19085 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19086 (ipcp_get_ith_lattice): Changed parameters.
19087 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19088 (ipcp_lattice_from_jfunc): Changed parameters.
19089 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19090 (ipcp_method_cval_print): Added temporary variable info.
19091 (ipcp_redirect): Removed already unused local variable caller.
19092 (ipcp_redirect): New temporary variable orig_callee_info
19093 (ipcp_redirect): Removed newly unused local variable callee.
19094 (ipcp_redirect): Removed (a bit confusing) local variable type.
19095 (ipcp_insert_stage): Added local variable info.
19096 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19098 (ipcp_formal_create): Removed.
19099 (ipcp_method_cval_set): Removed.
19100 (ipcp_propagate_stage): Renamed lattice variables.
19101 (ipcp_method_cval_set_cvalue_type): Removed.
19102 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19103 (ipcp_print_all_lattices): Changed printed strings to refer to
19104 lattices rather than cvals.
19105 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19106 (ipcp_propagate_const): Changed formal parameters.
19107 (build_const_val): Changed formal parameters.
19108 (ipcp_insert_stage): Removed useless variable cvalue
19109 (build_const_val): Changed formal parameters.
19110 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19111 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19112 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19113 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19114 (ipcp_print_func_profile_counts): Changed string from "method" to
19116 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19117 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19118 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19119 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19120 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19121 (ipcp_lat_is_const): Changed parameters and made inline.
19122 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19123 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19124 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19125 the predicate condition directly
19126 (ipcp_propagate_stage): Added local variable args. Removed local
19127 variable callee. (Both are mere code simplifications.)
19128 (ipcp_method_dont_insert_const): Renamed to
19129 ipcp_node_not_modifiable_p.
19130 (ipcp_node_not_modifiable_p): Made inline.
19131 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19132 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19133 (ipcp_print_all_lattices): Removed variable cvalue
19134 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19137 2008-05-06 Olivier Hainque <hainque@adacore.com>
19139 * tree-sra.c (try_instantiate_multiple_fields): Early return
19140 if field has POINTER_TYPE.
19142 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19144 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19145 by using 'q' specifier for instruction.
19146 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19148 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19150 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19151 Change mode of zero_extract from QImode to HImode.
19152 (sign bit tests peepholes): (Ditto.).
19154 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19156 * config/i386/mmx.md: Remove double backslashes from asm templates.
19157 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19158 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19159 to handle nonimmediate operands.
19160 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19161 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19162 to handle nonimmediate operands.
19163 (*mmx_<code>v2sf3_finite): New insn pattern.
19164 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19165 (mmx_<code>v2sf3): New expander. Use
19166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19167 (mmx_<plusminus_insn><mode>3): New expander. Use
19168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19169 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19170 (mmx_add<mode>3): Removed.
19171 (mmx_ssadd<mode>3): Ditto.
19172 (mmx_usadd<mode>3): Ditto.
19173 (mmx_sub<mode>3): Ditto.
19174 (mmx_sssub<mode>3): Ditto.
19175 (mmx_ussub<mode>3): Ditto.
19176 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19177 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19178 to handle nonimmediate operands.
19179 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19181 (mmx_smulv4hi3_highpart): New expander. Use
19182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19183 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19185 (mmx_umulv4hi3_highpart): New expander. Use
19186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19187 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19188 (mmx_<code>v4hi3): New expander. Use
19189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19190 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19191 (mmx_<code>v8qi3): New expander. Use
19192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19193 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19194 (mmx_<code><mode>3): New expander. Use
19195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19197 2008-05-05 Jan Hubicka <jh@suse.cz>
19199 PR tree-optimization/36118
19200 * passes.c (pass_init_dump_file): Fix dump header.
19202 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19204 PR middle-end/36141
19205 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19206 VCE for function decls.
19208 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19210 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19212 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19214 * config/i386/i386.md (sat_plusminus): New.
19215 (plusminus_insn): Likewise.
19216 (plusminus_mnemonic): Likewise.
19218 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19219 (*<addsub><mode>3_cc_overflow): Renamed to ...
19220 (*<plusminus_insn><mode>3_cc_overflow): This.
19221 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19222 (*<plusminus_insn>si3_zext_cc_overflow): This.
19224 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19225 (<plusminus_insn><mode>3): This.
19226 (*<addsub><mode>3): Renamed to ...
19227 (*<plusminus_insn><mode>3): This.
19228 (<sse>_vm<addsub><mode>3): Renamed to ...
19229 (<sse>_vm<plusminus_insn><mode>3): This.
19230 (sse3_h<addsub>v4sf3): Renamed to ...
19231 (sse3_h<plusminus_insn>v4sf3): This.
19232 (sse3_h<addsub>v2df3): Renamed to ...
19233 (sse3_h<plusminus_insn>v2df3): This.
19234 (<plusminus_insn><mode>3): New.
19235 (*<plusminus_insn><mode>3): Likewise.
19236 (sse2_<plusminus_insn><mode>3): Likewise.
19237 (add<mode>): Removed.
19238 (*add<mode>3): Likewise.
19239 (sse2_ssadd<mode>3): Likewise.
19240 (sse2_usadd<mode>3): Likewise.
19241 (sub<mode>3): Likewise.
19242 (*sub<mode>3): Likewise.
19243 (sse2_sssub<mode>3): Likewise.
19244 (sse2_ussub<mode>3): Likewise.
19246 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19248 * gthr-single.h: Add in required interface elements as per gthr.h.
19249 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19250 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19251 Generalize UNUSED macro.
19252 (__gthread_once): Add.
19253 (__gthread_key_create): Add.
19254 (__gthread_key_delete): Add.
19255 (__gthread_getspecific): Add.
19256 (__gthread_setspecific): Add.
19258 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19261 the same size types for the indirect reference on the rhs, then
19264 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19266 * config/i386/i386.md
19267 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19268 one insn template instead of template series.
19269 (*xordi_1_rex64): Ditto.
19270 (*xordi_2_rex64): Ditto.
19272 2008-05-05 Ira Rosen <irar@il.ibm.com>
19274 PR tree-optimization/36119
19275 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19278 2008-06-04 Jan Hubicka <jh@suse.cz>
19280 tree-optimization/36100
19281 * tree-pass.h (pass_O0_always_inline): Declare.
19282 * ipa-inline.c (inline_transform): Remove dead code.
19283 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19284 pass_O0_always_inline): New.
19285 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19287 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19289 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19290 mnemonic in this_param move for TARGET_64BIT.
19292 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19294 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19295 (*strmovsi_rex_1): Ditto.
19296 (*strsetsi_1): Ditto.
19297 (*strsetsi_rex_1): Ditto.
19299 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19300 adddicc expanders using SWI mode iterator.
19302 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19305 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19308 2008-05-04 David S. Miller <davem@davemloft.net>
19310 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19311 (sparc*-*-linux*): Use linux.h in tm_file.
19312 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19313 compiler defaulting to 32-bit.
19314 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19316 * config/sparc/linux.h: Remove definitions now obtained
19317 properly from linux.h
19318 * config/sparc/linux64.h: Likewise.
19319 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19320 don't want this setting for 32-bit builds in a biarch compiler.
19321 * doc/install.texi: Add sparc-linux to list of targets
19322 supporting --enable-targets=all.
19324 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19326 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19328 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19330 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19331 after V4SI_FTYPE_V8HI.
19332 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19333 case V4SI_FTYPE_V2DF.
19335 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19337 * doc/invoke.texi (max-flow-memory-locations): Removed.
19338 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19340 2008-05-03 Richard Guenther <rguenther@suse.de>
19342 PR middle-end/34973
19343 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19345 2008-05-02 David S. Miller <davem@davemloft.net>
19347 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19349 2008-05-02 Simon Baldwin <simonb@google.com>
19352 * c-common.h (warn_array_subscript_range): Removed.
19353 * c-common.c (warn_array_subscript_range): Ditto.
19354 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19355 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19357 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19359 * config/i386/i386.c (ix86_special_builtin_type): New.
19360 (bdesc_special_args): Likewise.
19361 (ix86_expand_special_args_builtin): Likewise.
19362 (ix86_init_mmx_sse_builtins): Updated.
19363 (ix86_expand_builtin): Updated.
19364 (ix86_expand_store_builtin): Removed.
19365 (ix86_expand_unop_builtin): Likewise.
19367 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19368 * config/i386/mmintrin.h (__v2sf): Here.
19370 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19372 (_mm_loadl_pi): Likewise.
19373 (_mm_storeh_pi): Replace __v2si with __v2sf.
19374 (_mm_storel_pi): Likewise.
19376 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19377 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19378 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19379 __builtin_ia32_loadlpd.
19381 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19383 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19384 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19385 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19386 (ix86_init_mmx_sse_builtins): Updated.
19387 (ix86_expand_args_builtin): Likewise.
19388 (ix86_expand_builtin): Likewise.
19389 (ix86_expand_unop1_builtin): Renamed to ...
19390 (ix86_expand_unop_vec_merge_builtin): This.
19392 2008-05-01 Jan Hubicka <jh@suse.cz>
19395 * ipa-inline.c (inline_generate_summary): Make static.
19396 (inline_transform): Do not call inlining at -O0; make static.
19397 * passes.c (execute_todo): Add sanity check.
19398 (execute_one_ipa_transform_pass): Execute proper flags.
19400 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19402 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19403 (DECL_NONADDRESSABLE_P): Likewise.
19404 * alias.c (record_component_aliases): Fix comment.
19406 2008-05-01 Simon Baldwin <simonb@google.com>
19408 * c-common.h (warn_array_subscript_range): New function.
19409 * c-common.c (warn_array_subscript_range): Ditto.
19410 * tree-vrp.c (check_array_ref): Corrected code to agree with
19411 comment, ignoring only arrays of size 0 or size 1.
19412 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19414 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19416 * config/i386/i386.c (ix86_builtin_type): Replace
19417 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19418 (bdesc_args): Updated.
19419 (ix86_init_mmx_sse_builtins): Likewise.
19420 (ix86_expand_args_builtin): Likewise.
19422 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19425 * doc/extend.texi: Correct __builtin_ia32_palignr.
19427 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19430 * config/i386/i386.c (bdesc_crc32): Removed.
19431 (ix86_expand_crc32): Likewise.
19432 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19433 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19434 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19435 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19436 UINT_FTYPE_UINT_UCHAR.
19437 (bdesc_args): Updated. Add crc32 builtins.
19438 (ix86_init_mmx_sse_builtins): Updated.
19439 (ix86_expand_args_builtin): Updated to support subreg.
19441 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19443 2008-05-01 Jan Hubicka <jh@suse.cz>
19445 * tree-pass.h (opt_pass): Add IPA_PASS.
19446 (varpool_node, cgraph_node): Forward declare.
19447 (ipa_opt_pass): Define.
19448 (pass_ipa_inline): Turn into ipa_opt_pass.
19449 (pass_apply_inline): Remove.
19450 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19451 (apply_inline): Turn into ....
19452 (inline_transform): ... this one.
19453 (inline_generate_summary): New function.
19454 (pass_apply_inline): Remove.
19455 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19457 (struct function): Add ipa_transforms_to_apply.
19458 * passes.c (register_one_dump_file): Work on IPA_PASS.
19459 (init_optimization_passes): Remove pass_inline_parameters and
19461 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19462 (execute_one_pass) ... here; apply transforms when possible.
19463 (add_ipa_transform_pass, execute_ipa_summary_asses,
19464 execute_one_ipa_transform_pass): New.
19465 (execute_ipa_pass_list): Update for IPA_PASS type.
19467 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19469 * config/i386/i386.c (ix86_builtin_type): Add
19470 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19471 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19472 (bdesc_args): Add SSE4a builtins.
19473 (ix86_init_mmx_sse_builtins): Updated.
19474 (ix86_expand_args_builtin): Likewise.
19475 (ix86_expand_builtin): Likewise.
19477 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19479 * config/i386/i386.c (ix86_builtin_type): Add
19480 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19481 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19482 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19483 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19484 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19485 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19486 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19487 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19488 and DI_FTYPE_DI_DI_INT.
19489 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19490 (ix86_init_mmx_sse_builtins): Updated.
19491 (ix86_expand_args_builtin): Likewise.
19492 (ix86_expand_builtin): Likewise.
19493 (ix86_expand_binop_imm_builtin): Removed.
19495 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19497 2008-04-30 Richard Guenther <rguenther@suse.de>
19499 PR tree-optimization/32921
19500 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19502 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19504 * config/arm/arm.c (arm_unwind_emit): Use
19505 crtl->all_throwers_are_sibcalls instead of
19506 cfun->all_throwers_are_sibcalls.
19507 (arm_output_fn_unwind): Likewise.
19508 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19509 instead of cfun->uses_pic_offset_table.
19510 (frv_expand_prologue): Likewise.
19511 (frv_frame_pointer_required): Likewise.
19512 (frv_expand_fdpic_call): Likewise.
19513 (frv_emit_movsi): Likewise.
19514 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19515 cfun->returns_pcc_struct instead of
19516 current_function_returns_pcc_struct.
19517 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19518 instead of cfun->calls_eh_return.
19519 (m32c_pushm_popm): Likewise.
19520 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19521 "extern" declaration.
19523 2008-04-30 Richard Guenther <rguenther@suse.de>
19525 PR tree-optimization/21636
19526 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19528 (evaluate_stmt): Print the likely value.
19529 (ccp_visit_stmt): Avoid excessive vertical spacing.
19531 2008-04-30 Rafael Espíndola <espindola@google.com>
19533 * builtins.c (fold_call_expr): Return realret.
19534 * tree-ssa-threadedge.c
19535 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19536 __builtin_object_size.
19538 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19540 * gcc.c (wrapper_string): New variable.
19541 (insert_wrapper): New function.
19542 (execute): New option -wrapper.
19543 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19545 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19547 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19548 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19549 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19551 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19552 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19553 config/rs6000/e500crtres64gprctr.asm,
19554 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19555 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19556 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19557 config/rs6000/e500crtsav64gprctr.asm,
19558 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19559 config/rs6000/e500crtsavg64gprctr.asm: New files.
19560 * config/rs6000/t-ppccomm: Add build rules for new files.
19561 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19562 * config/rs6000/t-netbsd: Add build rules for new files.
19563 (LIB2FUNCS_STATIC_EXTRA): New variable.
19564 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19565 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19566 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19568 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19570 * config/i386/i386.c (ix86_builtin_type): Add
19571 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19572 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19573 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19574 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19575 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19576 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19577 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19578 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19579 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19580 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19581 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19582 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19583 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19584 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19585 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19586 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19587 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19588 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19589 V1DI_FTYPE_V2SI_V2SI.
19590 (bdesc_2arg): Moved to ...
19591 (bdesc_args): Here.
19592 (ix86_init_mmx_sse_builtins): Updated.
19593 (ix86_expand_args_builtin): Updated. Take a pointer
19594 to const struct builtin_description. Handle comparison
19596 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19597 (ix86_expand_builtin): Updated.
19599 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19600 (ssse3_pmaddubsw128): This.
19601 (ssse3_pmaddubswv4hi3): Renamed to ...
19602 (ssse3_pmaddubsw): This.
19604 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19605 (__builtin_ia32_packssdw128): Likewise.
19606 (__builtin_ia32_packuswb128): Likewise.
19607 (__builtin_ia32_pmaddubsw): Likewise.
19608 (__builtin_ia32_pmaddubsw128): Likewise.
19610 2008-04-30 Richard Guenther <rguenther@suse.de>
19612 PR tree-optimization/14847
19613 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19614 (recognize_bits_test): Use it.
19615 (recognize_single_bit_test): Likewise.
19617 2008-04-30 Martin Jambor <mjambor@suse.cz>
19619 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19620 instead of setting number of formal parameters to zero.
19621 (ipcp_init_stage): Do not set the number of actual parameters to zero
19623 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19624 which are called with variable number of arguments.
19625 (ipcp_insert_stage): Explicitely skipping all nodes which are
19626 called with variable number of arguments.
19627 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19628 number of parameters.
19630 * ipa-prop.h (struct ipa_node_params): Added flag
19631 called_with_var_arguments
19632 (ipa_set_param_count): Added. Changed sole setter to use it.
19633 (ipa_get_param_count): Added. All readers of param_count
19634 converted to use it instead.
19635 (ipa_set_called_with_variable_arg): Added.
19636 (ipa_is_called_with_var_arguments): Added.
19637 (ipa_get_ith_param): Added. All readers of param_decls converted
19639 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19641 (ipa_get_cs_argument_count): Added, all readers of argument_count
19643 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19646 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19647 (struct ipcp_lattice): Renamed cval_type to type
19648 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19650 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19651 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19652 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19653 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19654 (build_const_val): Changed the type of parameter cvalue to tree
19655 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19656 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19658 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19661 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19662 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19663 (ipa_add_method): Renamed to ipa_push_func_to_list
19664 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19665 (ipa_callsite_param_count): Removed.
19666 (ipa_callsite_param_count_set): Removed.
19667 (ipa_callsite_param): Removed.
19668 (ipa_callsite_callee): Removed.
19669 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19670 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19671 (ipa_method_formal_count): Removed.
19672 (ipa_method_formal_count_set): Removed.
19673 (ipa_method_get_tree): Removed.
19674 (ipa_method_tree_map_create): Removed.
19675 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19676 (ipa_create_param_decls_array): Creates the array itself
19677 (ipa_create_param_decls_array): Temporary variable info instead of
19678 a few dereferences.
19679 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19680 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19681 (get_type): Removed.
19682 (ipa_jf_get_info_type): Removed.
19683 (ipa_node_create): Renamed to ipa_create_node_params
19684 (ipa_free): Renamed to ipa_free_all_node_params
19685 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19686 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19687 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19688 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19689 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19690 ipa_free_all_edge_args
19691 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19692 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19693 (ipa_create_methodlist_node): Removed.
19694 (ipa_methodlist_method): Removed.
19695 (ipa_methodlist_method_set): Removed.
19696 (ipa_methodlist_next_method): Removed.
19697 (ipa_methodlist_next_method_set): Removed.
19698 (ipa_method_is_modified): Removed.
19699 (ipa_method_modify_create): Removed.
19700 (ipa_method_modify_init): Temporary variable info instead of a few
19702 (ipa_detect_param_modifications): Temporary variable info instead of
19703 a few dereferences.
19704 (ipa_compute_jump_functions): Temporary variable info instead of
19705 a few dereferences.
19706 (ipa_method_modify_set): Removed.
19707 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19708 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19709 than craph_node as the first parameter.
19710 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19711 (ipa_method_modify_init): Removed.
19712 (ipa_compute_jump_functions): Added a temp variable instead of
19713 repeatadly dereferencing the cgraph_edge.aux pointer
19714 (ipa_callsite_param_set_type): Removed.
19715 (ipa_compute_jump_functions): i renamed to index and moved to
19717 (ipa_callsite_param_set_info_type_formal): Removed.
19718 (ipa_callsite_param_set_info_type): Removed.
19719 (ipa_callsite_param_map_create): Removed.
19720 (ipa_callsite_tree): Removed.
19721 (ipa_callsite_caller): Removed.
19722 (ipa_pop_func_from_list): return_method removed to return_func
19724 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19725 prefixed all values with IPA_. Changed all users.
19726 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19727 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19728 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19729 (union parameter_info): Renamed to jump_func_value.
19730 (union jump_func_value): Renamed value to constant
19731 (struct ipa_jump_func): Renamed info_type to value
19732 (struct ipa_node): Renamed to ipa_node_params
19733 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19734 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19735 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19736 (struct ipa_edge): Renamed to ipa_edge_args
19737 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19738 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19739 (struct ipa_methodlist): Renamed to ipa_func_list
19740 (struct ipa_func_list): method_p renamed to node, next_method
19742 (ipa_methodlist_p): Removed, switched all users to struct pointer
19743 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19745 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19747 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19748 (rs6000_emit_epilogue): Use backchain to restore only when we
19749 have a large frame. Make use of frame pointer to restore if we
19750 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19752 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19754 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19755 Add mode to zero_extract.
19756 (sign bit tests peepholes): (Ditto.).
19758 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19760 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19761 Instructions in comments with SSE3.
19762 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19763 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19764 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19765 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19766 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19767 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19768 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19769 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19770 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19771 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19772 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19773 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19774 (bdesc_sse_args): Renamed to ...
19775 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19776 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19777 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19778 IX86_BUILTIN_FABSQ.
19779 (bdesc_1arg): Moved to ...
19780 (bdesc_args): Here.
19781 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19782 Instructions in comments with SSE3.
19783 (ix86_expand_sse_operands_builtin): Renamed to ...
19784 (ix86_expand_args_builtin): This. Updated.
19785 (ix86_expand_unop1_builtin): Update comments.
19786 (ix86_expand_builtin): Updated.
19788 2008-04-29 Richard Guenther <rguenther@suse.de>
19790 PR tree-optimization/36078
19791 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19792 Update virtual SSA form after cleaning up the CFG.
19794 2008-04-29 Richard Guenther <rguenther@suse.de>
19796 PR middle-end/15255
19797 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19799 2008-04-29 Richard Guenther <rguenther@suse.de>
19801 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19802 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19803 (compute_flow_insensitive_aliasing): Do not treat
19804 PTR_IS_REF_ALL pointers special.
19805 (get_smt_for): Likewise.
19806 (may_alias_p): Re-structure.
19807 (is_escape_site): A ref-all pointer conversion is not an escape site.
19808 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19809 PTR_IS_REF_ALL pointers special.
19810 * tree-ssa-structalias.h (struct alias_info): Remove
19811 ref_all_symbol_mem_tag field.
19812 (PTR_IS_REF_ALL): Remove.
19814 2008-04-29 Richard Guenther <rguenther@suse.de>
19816 PR middle-end/36077
19817 * fold-const.c (extract_muldiv_1): In combining division constants
19818 make sure to never overflow.
19820 2008-04-29 Nick Clifton <nickc@redhat.com>
19822 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19824 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19827 * optc-gen.awk: Work around HP-UX/IA awk bug.
19829 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19831 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19834 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19837 * config/i386/i386.md
19838 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19839 Change operand 1 predicate to nonimmediate_operand.
19841 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19844 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19846 * gengtype.c (walk_type, write_func_for_structure): Handle
19848 * doc/gty.texi: Document chain_circular.
19850 2008-04-28 Richard Guenther <rguenther@suse.de>
19852 PR tree-optimization/36066
19853 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19856 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19859 * config/i386/i386.md
19860 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19861 Use match_scratch instead of match_operand for operands 3 and 4.
19863 2008-04-27 Richard Guenther <rguenther@suse.de>
19865 PR tree-optimization/18754
19866 PR tree-optimization/34223
19867 * tree-pass.h (pass_complete_unrolli): Declare.
19868 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19869 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19870 Rewrite loop into loop closed SSA form if it is not already.
19871 (tree_unroll_loops_completely): Re-structure to iterate over
19872 innermost loops with intermediate CFG cleanups.
19873 Unroll outermost loops only if requested or the code does not grow
19875 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19876 loops are available.
19877 (tree_vectorize): Instead do so here.
19878 (tree_complete_unroll): Also unroll outermost loops.
19879 (tree_complete_unroll_inner): New function.
19880 (gate_tree_complete_unroll_inner): Likewise.
19881 (pass_complete_unrolli): New pass.
19882 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19883 uses outside of the loop.
19884 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19885 form if it is available.
19886 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19887 * passes.c (init_optimization_passes): Schedule complete inner
19888 loop unrolling pass before the first CCP pass after final inlining.
19890 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19892 * targhooks.h (default_emutls_var_fields,
19893 default_emutls_var_init): Declare.
19894 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19895 * target.h (struct gcc_target): Add struct emutls member.
19896 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19897 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19898 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19899 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19900 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19901 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19902 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19903 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19904 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19905 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19906 emit debug information.
19907 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19908 * varasm.c: Include targhooks.h.
19909 (emutls_object_section, emutls_tmpl_section): New.
19910 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19911 (EMUTLS_SEPARATOR): New.
19912 (prefix_name): New.
19913 (get_emutls_object_name): New.
19914 (default_emutls_var_fields): New, broken out of ...
19915 (get_emutls_object_type): ... here. Adjust to use target hooks.
19916 (get_emutls_init_templ_addr): Adjust to use target hooks.
19917 (emutls_decl): Adjust to use target hooks.
19918 (emutls_finish): Likewise.
19919 (default_emutls_var_init): New, broken out of ...
19920 (assemble_variable): ... here. Adjust to use target hooks.
19921 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19922 SECCAT_EMUTLS_TMPL.
19923 * c-common.c (handle_section_attribute): Prevent overriding
19924 sections for emulated tls with special sections.
19925 * config/i386/i386.c (x86_64_elf_select_section): Add
19926 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19927 (x86_64_elf_unique_section): Likewise.
19928 * config/vxworks.c: Include tree.h.
19929 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19930 (vxworks_override_options): Set TLS scheme.
19931 * doc/tm.texi (Emulated TLS): New node.
19933 2008-04-26 Simon Baldwin <simonb@google.com>
19936 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19937 with propagated string constants.
19939 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19941 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19942 constraint for operand 2 when operand 0 is memory operand.
19943 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19944 operand 0 is memory operand.
19945 (fix_trunc<mode>_i387_with_temp): Ditto.
19946 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19947 operand 2 when operand 1 is memory operand.
19948 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19949 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19950 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19951 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19952 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19953 operands 2,3 and 4 when operand 1 is memory operand.
19954 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19956 (fistdi2_floor_with_temp): Ditto.
19957 (fist<mode>2_floor_with_temp): Ditto.
19958 (fistdi2_ceil_with_temp): Ditto.
19959 (fist<mode>2_ceil_with_temp): Ditto.
19960 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19962 2008-04-26 David Daney <ddaney@avtrex.com>
19964 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19966 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19967 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19968 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19969 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19970 (compare_and_swap_12): New insn.
19971 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19972 * config/mips/mips.c (mips_force_binary): New function.
19973 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19974 (mips_expand_compare_and_swap_12): New function.
19975 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19977 2008-04-25 Jan Hubicka <jh@suse.cz>
19980 * cfgexpand.c (pass_expand): Turn into RTL pass.
19981 * passes.c (execute_one_pass): Do pass typechecking after execution.
19982 * tree-pass.h (pass_expand): Turn into RTL pass.
19984 * function.h (struct rtl_data): Move here fields
19985 accesses_prior_frames, calls_eh_return, saves_all_registers,
19986 has_nonlocal_goto, has_asm_statement, is_thunk,
19987 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19988 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19989 arg_pointer_save_area_init from struct function; turn into bool.
19990 (struct function): Move
19991 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19992 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19993 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19994 tail_call_emit, arg_pointer_save_area_init
19995 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19996 (current_function_returns_struct, current_function_returns_pcc_struct,
19997 current_function_calls_setjmp, current_function_calls_alloca,
19998 current_function_accesses_prior_frames,
19999 current_function_calls_eh_return, current_function_is_thunk,
20000 current_function_stdarg, current_function_profile,
20001 current_function_limit_stack, current_function_uses_pic_offset_table,
20002 current_function_uses_const_pool, current_function_has_nonlocal_label,
20003 current_function_saves_all_registers,
20004 current_function_has_nonlocal_goto,
20005 current_function_has_asm_statement): Remove accesor macros.
20006 * ra-conflict.c (global_conflicts): Update.
20007 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20008 (suitable_for_tail_call_opt_p): Update.
20009 * builtins.c (expand_builtin_return_addr): Update.
20010 (expand_builtin_setjmp_setup): Update.
20011 (expand_builtin_nonlocal_goto): Update.
20012 * final.c (final_start_function): Update.
20013 (profile_function): Update.
20014 (leaf_function_p): Update.
20015 (only_leaf_regs_used): Update.
20016 * df-scan.c (df_get_exit_block_use_set): Update.
20017 * dojump.c (clear_pending_stack_adjust): Update.
20018 * tree-stdarg.c (gate_optimize_stdarg): Update.
20019 * gimple-low.c (lower_function_body): Update.
20020 * global.c (compute_regsets): Update.
20021 (global_alloc): Update.
20022 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20023 * expr.c (expand_assignment): Update.
20024 * dse.c (dse_step0): Update.
20025 (dse_step1): Update.
20026 * c-decl.c (store_parm_decls): Update.
20027 * local-alloc.c (combine_regs): Update.
20028 (find_free_reg): Update.
20029 * function.c (assign_parms_augmented_arg_list): Update.
20030 (assign_parm_find_data_types): Update.
20031 (assign_parms): Update.
20032 (allocate_struct_function): Update.
20033 (expand_function_start): Update.
20034 (expand_function_end): Update.
20035 (get_arg_pointer_save_area): Update.
20036 (thread_prologue_and_epilogue_insns): Update.
20037 (rest_of_match_asm_constraints): Update.
20038 * stor-layout.c (variable_size): Update.
20039 * gcse.c (gcse_main): Update.
20040 (bypass_jumps): Update.
20041 * gimplify.c (gimplify_function_tree): Update.
20042 * calls.c (emit_call_1): Update.
20043 (expand_call): Update.
20044 * bt-load.c (compute_defs_uses_and_gen): Update.
20045 * except.c (sjlj_assign_call_site_values): Update.
20046 (sjlj_emit_function_enter): Update.
20047 (can_throw_external): Update.
20048 (set_nothrow_function_flags): Update.
20049 (expand_builtin_unwind_init): Update.
20050 (expand_eh_return): Update.
20051 (convert_to_eh_region_ranges): Update.
20052 (output_function_exception_table): Update.
20053 * emit-rtl.c (gen_tmp_stack_mem): Update.
20054 * cfgexpand.c (expand_used_vars): Update.
20055 (tree_expand_cfg): Update.
20056 * cfgcleanup.c (rest_of_handle_jump): Update.
20057 * explow.c (allocate_dynamic_stack_space): Update.
20058 * varasm.c (assemble_start_function): Update.
20059 (force_const_mem): Update.
20060 (mark_constant_pool): Update.
20061 * tree-optimize.c (tree_rest_of_compilation): Update.
20062 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20063 * tree-cfg.c (notice_special_calls): Update.
20064 (is_ctrl_altering_stmt): Update.
20065 (tree_can_make_abnormal_goto): Update.
20066 (tree_purge_dead_abnormal_call_edges): Update.
20067 * config/alpha/predicates.md: Update.
20068 * config/alpha/alpha.c (alpha_sa_mask): Update.
20069 (alpha_sa_size): Update.
20070 (alpha_does_function_need_gp): Update.
20071 (alpha_expand_prologue): Update.
20072 (alpha_start_function): Update.
20073 (alpha_output_function_end_prologue): Update.
20074 (alpha_expand_epilogue): Update.
20075 * config/frv/frv.c (frv_stack_info): Update.
20076 (frv_expand_epilogue): Update.
20077 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20078 (s390_register_info): Update.
20079 (s390_frame_info): Update.
20080 (s390_init_frame_layout): Update.
20081 (s390_can_eliminate): Update.
20082 (save_gprs): Update.
20083 * config/spu/spu.c (spu_split_immediate): Update.
20084 (need_to_save_reg): Update.
20085 (spu_expand_prologue): Update.
20086 (spu_expand_epilogue): Update.
20087 * config/sparc/sparc.md: Update.
20088 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20089 (sparc_tls_got): Update.
20090 (legitimize_pic_address): Update.
20091 (sparc_emit_call_insn): Update.
20092 (sparc_expand_prologue): Update.
20093 (output_return): Update.
20094 (print_operand): Update.
20095 (sparc_function_ok_for_sibcall): Update.
20096 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20097 * config/m32r/m32r.md: Update.
20098 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20099 (m32r_compute_frame_size): Update.
20100 (m32r_expand_prologue): Update.
20101 (m32r_expand_epilogue): Update.
20102 (m32r_legitimize_pic_address): Update.
20103 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20104 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20105 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20106 (gen_push): Update.
20107 (ix86_save_reg): Update.
20108 (ix86_compute_frame_layout): Update.
20109 (ix86_expand_prologue): Update.
20110 (ix86_expand_epilogue): Update.
20111 * config/sh/sh.c (output_stack_adjust): Update.
20112 (calc_live_regs): Update.
20113 (sh5_schedule_saves): Update.
20114 (sh_expand_prologue): Update.
20115 (sh_expand_epilogue): Update.
20116 (sh_setup_incoming_varargs): Update.
20117 (sh_allocate_initial_value): Update.
20118 (sh_get_pr_initial_val): Update.
20119 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20120 * config/sh/sh.md (label:): Update.
20121 * config/avr/avr.c (out_movhi_mr_r): Update.
20122 * config/crx/crx.h (enum): Update.
20123 * config/xtensa/xtensa.h (along): Update.
20124 * config/stormy16/stormy16.c Update.
20125 (xstormy16_compute_stack_layout): Update.
20126 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20127 (fr30_expand_prologue): Update.
20128 * config/cris/cris.c (cris_conditional_register_usage): Update.
20129 (cris_reg_saved_in_regsave_area): Update.
20130 (cris_initial_frame_pointer_offset): Update.
20131 (cris_simple_epilogue): Update.
20132 (cris_expand_prologue): Update.
20133 (cris_expand_epilogue): Update.
20134 (cris_expand_pic_call_address): Update.
20135 (cris_asm_output_symbol_ref): Update.
20136 (cris_asm_output_label_ref): Update.
20137 * config/cris/cris.md Update.
20138 * config/iq2000/iq2000.c (compute_frame_size): Update.
20139 (iq2000_expand_epilogue): Update.
20140 * config/mt/mt.h (save_direction): Update.
20141 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20142 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20143 (ia64_secondary_reload_class): Update.
20144 * config/m68k/m68k.c (m68k_save_reg): Update.
20145 (m68k_expand_prologue): Update.
20146 (m68k_expand_epilogue): Update.
20147 (legitimize_pic_address): Update.
20148 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20149 (first_reg_to_save): Update.
20150 (first_altivec_reg_to_save): Update.
20151 (compute_vrsave_mask): Update.
20152 (compute_save_world_info): Update.
20153 (rs6000_stack_info): Update.
20154 (spe_func_has_64bit_regs_p): Update.
20155 (rs6000_ra_ever_killed): Update.
20156 (rs6000_emit_eh_reg_restore): Update.
20157 (rs6000_emit_allocate_stack): Update.
20158 (rs6000_emit_prologue): Update.
20159 (rs6000_emit_epilogue): Update.
20160 (rs6000_output_function_epilogue): Update.
20161 (output_profile_hook): Update.
20162 (rs6000_elf_declare_function_name): Update.
20163 * config/rs6000/rs6000.h (rs6000_args): Update.
20164 * config/rs6000/rs6000.md: Update.
20165 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20166 * config/arc/arc.c (arc_output_function_epilogue): Update.
20167 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20168 * config/darwin.c (machopic_function_base_name): Update.
20169 * config/score/score3.c (score3_compute_frame_size): Update.
20172 (score3_epilogue): Update.
20173 * config/score/score7.c (score7_compute_frame_size): Update.
20174 (score7_prologue): Update.
20175 (score7_epilogue): Update.
20176 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20177 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20178 * config/arm/arm.c (use_return_insn): Update.
20179 (require_pic_register): Update.
20180 (arm_load_pic_register): Update.
20181 (arm_compute_save_reg0_reg12_mask): Update.
20182 (arm_compute_save_reg_mask): Update.
20183 (thumb1_compute_save_reg_mask): Update.
20184 (output_return_instruction): Update.
20185 (arm_output_function_prologue): Update.
20186 (arm_output_epilogue): Update.
20187 (arm_get_frame_offsets): Update.
20188 (arm_expand_prologue): Update.
20189 (thumb_pushpop): Update.
20190 (thumb_exit): Update.
20191 (thumb1_expand_prologue): Update.
20192 (thumb1_expand_epilogue): Update.
20193 (arm_unwind_emit): Update.
20194 (arm_output_fn_unwind): Update.
20195 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20196 * config/arm/arm.md: Update.
20197 * config/pa/pa.md: Update.
20198 * config/pa/pa.c (legitimize_pic_address): Update.
20199 (compute_frame_size): Update.
20200 (hppa_expand_prologue): Update.
20201 (hppa_expand_epilogue): Update.
20202 (borx_reg_operand): Update.
20203 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20204 (HARD_REGNO_RENAME_OK): Update.
20205 * config/mips/mips.c (mips_global_pointer): Update.
20206 (mips_save_reg_p): Update.
20207 (mips_compute_frame_info): Update.
20208 (mips_frame_pointer_required): Update.
20209 (mips_expand_prologue): Update.
20210 (mips_expand_epilogue): Update.
20211 (mips_can_use_return_insn): Update.
20212 (mips_reorg_process_insns): Update.
20213 * config/v850/v850.c (compute_register_save_size): Update.
20214 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20215 * config/mmix/mmix.c (along): Update.
20216 (mmix_expand_epilogue): Update.
20217 * config/bfin/bfin.c (legitimize_pic_address): Update.
20218 (must_save_p): Update.
20219 (stack_frame_needed_p): Update.
20220 (add_to_reg): Update.
20221 (bfin_expand_prologue): Update.
20222 * stmt.c (expand_asm_operands): Update.
20223 * reload1.c (reload): Update.
20224 (init_elim_table): Update.
20226 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20228 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20230 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20232 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20233 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20234 (mov<mode>): Removed.
20235 (*movv4sf_internal): Likewise.
20236 (*movv2df_internal): Likewise.
20238 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20240 * config.gcc (crx-*-elf): Remove deprecation.
20242 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20244 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20245 __gcc_deregister_frame with atexit.
20246 (deregister_frame_dtor): Remove.
20248 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20249 Nathan Sidwell <nathan@codesourcery.com>
20251 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20253 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20254 (rs6000_isel): Likewise.
20255 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20256 (rs6000_isel): New variable.
20257 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20259 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20262 * c-common.c (handle_vector_size_attribute): Call
20263 lang_hooks.types.reconstruct_complex_type instead of
20264 reconstruct_complex_type.
20265 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20266 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20267 * langhooks.h (struct lang_hooks_for_types): Add
20268 reconstruct_complex_type hook.
20269 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20270 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20272 2008-04-24 Richard Guenther <rguenther@suse.de>
20274 * c-common.h (check_builtin_function_arguments): Declare.
20275 * c-common.c (validate_nargs): New function.
20276 (check_builtin_function_arguments): Likewise.
20277 * c-typeck.c (build_function_call): Call
20278 check_builtin_function_arguments.
20279 * builtins.c (fold_builtin_classify): Remove error reporting code.
20280 (fold_builtin_unordered_cmp): Likewise.
20281 (fold_builtin_1): Likewise.
20282 (fold_builtin_n): Likewise.
20284 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20286 PR tree-optimization/36008
20287 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20288 the original op1, rather than delta by step.
20290 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20291 Sebastian Pop <sebastian.pop@amd.com>
20293 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20294 eliminate_local_variables_stmt, eliminate_local_variables,
20295 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20296 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20297 of code delimited by two edges in the CFG.
20298 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20299 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20300 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20301 the case of parallelisation of reductions.
20302 (expr_invariant_in_region_p): New.
20304 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20305 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20307 2008-04-24 Ira Rosen <irar@il.ibm.com>
20308 Richard Guenther <rguenther@suse.de>
20310 PR tree-optimization/36034
20311 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20312 incapable of dealing with loads with gaps.
20314 2008-04-24 Rafael Espíndola <espindola@google.com>
20316 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20317 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20318 vrp_evaluate_conditional.
20319 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20320 (vrp_evaluate_conditional): Split the cond argument.
20321 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20322 (simplify_stmt_for_jump_threading): Update call to
20323 vrp_evaluate_conditional.
20325 2008-04-24 Ira Rosen <irar@il.ibm.com>
20327 PR tree-optimization/35982
20328 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20329 interleaved data-refs are of the same type.
20331 2008-04-24 Danny Smith <dannysmith@users.net>
20333 * c-format.c (check_format_info_main): Use strncmp rather than a
20334 magic prefix to handle multichar length specs.
20335 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20336 Don't prefix "I64" and "I32" with '\0'.
20338 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20341 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20342 in registers for -m32 only if stdarg_p (fntype).
20344 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20346 PR rtl-optimization/36006
20347 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20348 temp to op0 in order to avoid invalid rtx sharing.
20350 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20352 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20353 check TREE_INVARIANT.
20354 * tree-gimple.c (is_gimple_address): New.
20355 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20356 * tree-gimple.h (is_gimple_address): New.
20357 * tree.h (decl_address_invariant_p): New.
20358 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20359 (build_string): Likewise.
20360 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20361 (tree_invariant_p_1): Likewise.
20362 (save_expr): Use it.
20363 (tree_invariant_p): New.
20364 (skip_simple_arithmetic): Use it.
20365 (stabilize_reference_1): Use it.
20366 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20368 (build1_stat): Drop code to compute TREE_INVARIANT.
20369 (build2_stat): Drop code to compute TREE_INVARIANT.
20370 (build3_stat): Drop code to compute TREE_INVARIANT.
20371 (build4_stat): Drop code to compute TREE_INVARIANT.
20372 (build5_stat): Drop code to compute TREE_INVARIANT.
20373 (build7_stat): Drop code to compute TREE_INVARIANT.
20374 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20375 * tree.h (struct tree_base): Remove invariant_flag.
20376 (TREE_INVARIANT): Remove.
20377 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20378 (fold_builtin_expect): Check TREE_CONSTANT.
20379 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20380 * c-tree.h (c_expr_to_decl): Drop third parameter.
20381 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20382 (build_c_cast): Don't set TREE_INVARIANT.
20383 (pop_init_level): Don't set TREE_INVARIANT.
20384 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20385 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20387 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20388 (gimplify_addr_expr): Adjust comment.
20389 * tree-mudflap.c (mf_build_string):
20390 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20391 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20392 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20393 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20394 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20395 * langhooks.h (struct lang_hooks): Drop third parameter from
20398 2008-04-23 Richard Guenther <rguenther@suse.de>
20400 PR tree-optimization/27799
20401 PR tree-optimization/32921
20402 PR tree-optimization/32624
20403 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20404 SMTs aliases and the tag itself into the solution.
20405 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20406 merge the points-to solution back into the SMT aliases.
20407 (may_alias_p): Use alias_set_subset_of instead of
20408 aliases_conflict_p. A pointer which points to
20409 memory with alias set zero may access any variable.
20411 2008-04-23 Richard Guenther <rguenther@suse.de>
20413 * alias.c (alias_set_subset_of): Correctly handle asking
20414 if zero is a subset of an alias set with zero child.
20415 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20416 (compute_flow_insensitive_aliasing): Correctly walk all
20417 pointers. Do not unnecessarily union sets.
20419 2008-04-23 Richard Guenther <rguenther@suse.de>
20421 PR middle-end/36021
20422 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20424 2008-04-22 Tomas Bily <tbily@suse.cz>
20426 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20428 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20430 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20431 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20432 * tree-inline.c (estimate_num_insns_1): Likewise.
20433 * varasm.c (const_hash_1, compare_constant, copy_constant)
20434 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20435 * emit-rtl.c (component_ref_for_mem_expr)
20436 (set_mem_attributes_minus_bitpos): Likewise.
20437 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20438 (is_aligning_offset): Likewise.
20439 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20440 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20441 * dojump.c (do_jump): Likewise.
20442 * builtins.c (get_pointer_alignment, get_memory_rtx)
20443 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20444 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20446 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20448 PR rtl-optimization/36017
20449 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20450 expanding the library call.
20452 2008-04-22 Ian Lance Taylor <iant@google.com>
20454 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20455 than size_in_bytes.
20457 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20459 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20460 of LR/CTR moves for Power6.
20462 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20464 PR middle-end/36003
20465 * passes.c (init_optimization_passes): Remove
20466 pass_fast_rtl_byte_dce.
20468 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20471 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20472 builtin functions to generate faster code.
20473 (_mm_cvtpu16_ps): Ditto.
20474 (_mm_cvtpi32x2_ps): Ditto.
20476 2008-04-22 Nick Clifton <nickc@redhat.com>
20478 * common.opt (ftree-loop-distribution): Add Optimization
20481 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20482 (frv_expand_builtin_va_start): Likewise.
20484 * config/arm/arm.c (thumb_find_work_register): Fix location of
20485 argument register count.
20487 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20489 Support scheduling for ColdFire V1 and V3 microarchitecture.
20490 Improve scheduling of multiplication instructions.
20492 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20493 (mac): New instruction attribute.
20494 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20495 (m68k_sched_mac): New variable.
20496 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20497 Handle cfv1 and cfv3.
20498 (max_insn_size): New static variable.
20499 (struct _sched_ib): New type.
20500 (sched_ib): New static variable.
20501 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20502 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20503 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20505 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20506 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20507 new variables. Update.
20508 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20509 Add modeling of cfv3 instruction buffer. Update.
20510 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20511 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20512 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20513 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20514 a particular reservation applies to.
20515 (type2): Reorganize attribute values. Rename alu to alu_reg,
20516 alu_l to alu, move_l to omove. Join move to alu. Split mul
20517 to mul_l and mul_w.
20518 (cf_ib_*): Simplify description of instruction buffer.
20519 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20520 (cf_mem): Split into cf_mem1 and cf_mem2.
20521 (cf_v2_move_??): Rename to cfv12_alu_??.
20522 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20523 (cf_v2_mul_??): Remove reservations.
20524 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20525 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20526 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20528 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20529 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20530 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20531 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20532 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20533 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20534 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20535 expansions of the above reservations for instructions of sizes
20538 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20540 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20542 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20544 * coverage.c: Include tree-pass.h.
20545 (coverage_counter_alloc): Print da_file_name to the dump file.
20547 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20549 * sbitmap.c (sbitmap_range_empty_p): New function.
20550 * sbitmap.h (sbitmap_range_empty_p): New function.
20551 * bitmap.h: Now includes obstack.h.
20553 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20554 Kenneth Zadeck <zadeck@naturalbridge.com>
20556 * dbgcnt.def (ra_byte_scan): Added.
20557 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20558 when the last hit happens for a counter.
20559 * timevar.def (TV_DF_BYTE_LR): New variable.
20560 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20561 * passes.c (pass_fast_rtl_byte_dce): New pass.
20562 * fwprop.c (update_df): Added mode to call df_ref_create.
20563 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20564 DF_REF_EXTRACT_OFFSET.
20565 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20566 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20568 (df_ref_extract): Added mode field.
20569 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20570 DF_REF_EXTRACT_OFFSET.
20571 (DF_REF_EXTRACT_MODE): New macro.
20572 (df_byte_lr_bb_info): New structure.
20573 (df_print_byte_regset, df_compute_accessed_bytes,
20574 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20575 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20576 df_byte_lr_simulate_uses,
20577 df_byte_lr_simulate_artificial_refs_at_top,
20578 df_byte_lr_simulate_artificial_refs_at_end,
20579 df_compute_accessed_bytes): New function.
20580 (df_ref_create): Add parameter.
20581 (df_byte_lr_get_bb_info): New inline function.
20582 * df-scan.c (df_ref_record, df_uses_record,
20583 df_ref_create_structure): Added mode parameter.
20584 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20585 df_defs_record, df_uses_record, df_get_conditional_uses,
20586 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20587 df_entry_block_defs_collect, df_exit_block_uses_collect):
20588 Added mode parameter to calls to df_ref_record, df_uses_record,
20589 df_ref_create_structure.
20590 (df_ref_equal_p, df_ref_compare): Added test for modes.
20591 (df_ref_create_structure): Added code to set mode. Renamed
20592 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20593 DF_REF_EXTRACT_OFFSET.
20594 * df-core.c (df_print_byte_regset): New function.
20595 * df-byte-scan.c: New file.
20596 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20597 calls to BITMAP_FREE.
20598 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20599 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20600 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20601 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20602 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20603 df_byte_lr_local_compute, df_byte_lr_init,
20604 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20605 df_byte_lr_transfer_function, df_byte_lr_free,
20606 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20607 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20608 df_byte_lr_simulate_uses,
20609 df_byte_lr_simulate_artificial_refs_at_top,
20610 df_byte_lr_simulate_artificial_refs_at_end): New function.
20611 * dce.c (byte_dce_process_block): New function.
20612 (dce_process_block): au is now passed in rather than computed
20613 locally. Changed loops that look at artificial defs to not look
20614 for conditional or partial ones, because there never are any.
20615 (fast_dce): Now is able to drive byte_dce_process_block or
20616 dce_process_block depending on the kind of dce being done.
20617 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20618 (rest_of_handle_fast_byte_dce): New function.
20619 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20620 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20622 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20625 * gcc.h: Added fortran options that take arguments to
20626 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20629 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20631 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20632 scalarization if on the LHS and not a full access.
20634 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20636 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20638 2008-04-18 Rafael Espíndola <espindola@google.com>
20640 * tree-vrp.c (find_case_label_index): Fix the binary search.
20641 (find_case_label_range): New.
20642 (vrp_visit_switch_stmt): Use find_case_label_range.
20643 (simplify_switch_using_ranges): Use find_case_label_range.
20645 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20647 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20648 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20650 2008-04-18 Tom Tromey <tromey@redhat.com>
20653 * doc/cpp.texi (Implementation-defined behavior): Mention
20656 2008-04-18 Ian Lance Taylor <iant@google.com>
20658 * fold-const.c (pointer_may_wrap_p): New static function.
20659 (fold_comparison): Add another test for pointer overflow. Use
20660 pointer_may_wrap_p to disable some false positives.
20662 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20664 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20665 (fname_as_string): Match updated cpp_interpret_string prototype.
20666 (fix_string_type): Support char16_t* and char32_t*.
20667 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20668 derivative) nodes. Register as builtin if C++0x.
20669 (c_parse_error): Support CPP_CHAR{16,32}.
20670 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20671 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20672 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20673 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20674 CTI_CHAR32_ARRAY_TYPE>: New elements.
20675 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20676 char32_type_node, signed_char32_type_node, char16_array_type_node,
20677 char32_array_type_node): New defines.
20678 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20679 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20680 (lex_string): Support CPP_STRING{16,32}, match updated
20681 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20682 (lex_charconst): Support CPP_CHAR{16,32}.
20683 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20684 and CPP_STRING{16,32}.
20686 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20689 * aclocal.m4: Regenerate.
20690 * configure: Regenerate.
20692 2008-04-18 Jan Hubicka <jh@suse.cz>
20694 * except.c (dw2_size_of_call_site_table,
20695 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20697 * cgraphbuild.c (build_cgraph_edges): Update.
20698 * tree-pass.h: Update comment.
20699 * final.c (leaf_function_p): Update.
20700 (leaf_renumber_regs): Update.
20701 (rest_of_clean_state): Update.
20702 * omp-low.c (expand_omp_parallel): Update.
20703 * ipa-reference.c (analyze_function): Update.
20704 * reorg.c (find_end_label): Update.
20705 (optimize_skip): Update.
20706 (fill_simple_delay_slots): Update.
20707 (fill_simple_delay_slots): Update.
20708 (make_return_insns): Update.
20709 (dbr_schedule): Update.
20710 * gimple-low.c (record_vars_into): Update.
20711 * cfgbuild.c (make_edges): Update.
20712 * function.c (assign_stack_local): Update.
20713 (assign_parm_adjust_stack_rtl): Update.
20714 (locate_and_pad_parm): Update.
20715 (allocate_struct_function): Do not initialize stack_alignment_needed
20716 and preferred_stack_boundary here.
20717 (stack_protect_prologue): Update.
20718 (stack_protect_epilogue): Update.
20719 (expand_function_start): Initialize stack_alignment_needed,
20720 preferred_stack_boundary and max_jumptable_ents.
20721 (expand_function_end): Update.
20722 (free_after_compilation): Do not NULLify epilogue_delay_list.
20723 * function.h (struct rtl_data): Add stack_protect_guard,
20724 stack_alignment_needed,
20725 preferred_stack_boundary, epilogue_delay_list.
20726 (struct function): Remove value_histograms, stack_alignment_needed,
20727 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20729 unexpanded_var_list, stack_protect_guard.
20730 (current_function_epilogue_delay_list): Remove.
20731 * ipa-type-escape.c (analyze_function): Update.
20732 * gimplify.c (pop_gimplify_context): Update comment.
20733 * calls.c (expand_call): Update.
20734 (emit_library_call_value_1): Update.
20735 * except.c (set_nothrow_function_flags): Update.
20736 * cfgexpand.c (get_decl_align_unit): Update.
20737 (create_stack_guard): Update.
20738 (estimated_stack_frame_size): Update.
20739 (expand_used_vars): Update.
20740 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20741 * explow.c (allocate_dynamic_stack_space): Update.
20742 * tree-ssa-live.c (remove_unused_locals): Update.
20743 * varasm.c (mark_constant_pool): Update.
20744 * tree-inline.c (remap_decls): Update.
20745 (initialize_cfun): Update.
20746 (declare_return_variable): Update.
20747 (inline_forbidden_p): Update.
20748 (expand_call_inline): Update.
20749 (declare_inline_vars): Update.
20750 (tree_function_versioning): Update.
20751 * tree-flow.h (value_histograms): New.
20752 (VALUE_HISTOGRAMS): New macro.
20753 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20755 * tree-cfg.c (set_bb_for_stmt): Update.
20756 (replace_by_duplicate_decl): Update.
20757 (move_block_to_fn): Update.
20758 (new_label_mapper): Update.
20759 (dump_function_to_file): Update.
20760 * ipa-struct-reorg.c (build_data_structure): Update.
20761 * cfgrtl.c (print_rtl_with_bb): Update.
20762 * reload1.c (reload): Update.
20764 * config/i386/i386.c (setup_incoming_varargs_64,
20765 ix86_compute_frame_layout): Update.
20766 * config/arc/arc.c (arc_output_function_epilogue): Update.
20768 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20770 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20771 for FreeBSD as well.
20772 * gthr-posix95.h: Likewise.
20774 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20776 PR rtl-optimization/35838
20777 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20778 out the byte offset of the first subreg.
20780 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20782 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20783 to split_ti instead of three separate calls with single member arrays.
20784 (subti3 splitter): Ditto.
20785 (adddi3 splitter): Ditto with split_di.
20786 (subdi3 splitter): Ditto.
20787 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20788 two separate calls with single member arrays. Swap match_dup
20789 operands 1 and 2 to better fit into the array.
20790 (negdi2 splitter): Ditto with split_di.
20791 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20792 two separate calls with single member arrays. Swap match_dup operands
20793 6 and 7 to better fit into the array.
20795 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20797 * config/i386/i386.c (sse_builtin_type): New.
20798 (bdesc_sse_args): Likewise.
20799 (bdesc_sse_3arg): Removed.
20800 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20801 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20802 IX86_BUILTIN_ROUNDPS.
20803 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20804 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20805 IX86_BUILTIN_ROUNDPS.
20806 (ix86_expand_sse_4_operands_builtin): Removed.
20807 (ix86_expand_sse_operands_builtin): New.
20808 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20809 and CODE_FOR_sse4_1_roundps.
20810 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20811 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20813 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20816 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20817 regs before frame pop when needed. If use_backchain_to_restore_sp
20818 then load backchain into a temp reg to restore vr and vrsave. Add
20819 code to restore vr after frame pop if possible.
20821 2008-04-17 Richard Guenther <rguenther@suse.de>
20823 * tree-vn.c (expressions_equal_p): Do not check type
20824 equality or compatibility before calling operand_equal_p.
20825 * fold-const.c (operand_equal_p): Check equivalence of
20826 integer constants before bailing out due to signedness or
20827 precision differences.
20828 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20829 spurious differences in type qualification. Ignore types
20830 for COMPONENT_REFs at all.
20832 2008-04-17 Christian Bruel <christian.bruel@st.com>
20834 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20835 msw_skip comparison.
20837 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20840 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20843 PR tree-optimization/35899
20844 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20845 rather than TREE_OPERAND.
20847 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20850 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20851 temporary registers. Change operand predicate to general_operand.
20852 (remainderxf3): Ditto.
20854 2008-04-16 Richard Guenther <rguenther@suse.de>
20856 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20857 * tree-affine.c (aff_combination_expand): Look through some
20860 2008-04-15 Doug Kwan <dougkwan@google.com>
20862 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20864 * tree-pretty-print.c (dump_generic_node): Ditto.
20865 * final.c (output_addr_const): Ditto.
20866 * dwarf2out.c (output_cfi): Ditto.
20867 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20868 * print-rtl.c (print_rtx): Ditto.
20869 * print-tree.c (print_node_brief, print_node): Ditto.
20870 * c-common.c (match_case_to_enum_1): Ditto.
20871 * sched-vis.c (print_value): Ditto.
20872 * config/i386/i386.c (print_operand): Cast to long unsigned int
20875 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20876 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20877 MS Windows VirtualProtect function.
20879 2008-04-15 Jan Hubicka <jh@suse.cz>
20881 * gengtype.c (write_root): Param_is argument is OK.
20882 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20883 * function.h: Include varray.h
20884 (rtl_eh): New stucture based on except.c one.
20885 (call_site_record): New forward declaration and vector type.
20886 * calls.c (emit_call_1): Do not call
20887 note_current_region_may_contain_throw.
20888 * except.c (eh_status): Remove cur_region, try_region since they are
20890 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20891 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20892 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20893 Remove call_site_data_used, call_site_data_size.
20894 Turn call_site_record into vector in function.h.
20895 (note_current_region_may_contain_throw): Remove.
20896 (get_exception_pointer, get_exception_filter): Do not take struct
20897 function argument; update.
20898 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20899 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20900 build_post_landing_pads, dw2_build_landing_pads,
20901 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20902 sjlj_emit_function_enter, sjlj_emit_function_enter,
20903 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20904 sjlj_build_landing_pads, finish_eh_generation,
20905 remove_exception_handler_label, remove_eh_handler,
20906 maybe_remove_eh_handler, add_reachable_handler,
20907 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20908 add_action_record, collect_one_action_chain, add_call_site,
20909 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20910 sjlj_output_call_site_table, output_function_exception_table,
20911 * except.h (note_current_region_may_contain_throw): Remove
20912 (get_exception_pointer, get_exception_filter): Do not take struct
20914 * Makefile.in (GTFILES): Put varargs before struct function.
20916 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20918 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20919 punt for STRING_CST.
20920 (get_constraint_for): Deal with STRING_CST here instead.
20922 2008-04-15 Richard Guenther <rguenther@suse.de>
20924 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20925 statements in a basic-block with a backward walk. Do not
20926 substitute into dead statements but instead remove those.
20928 2008-04-15 Richard Guenther <rguenther@suse.de>
20930 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20931 to zero, thus disable creation of SFTs.
20933 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20935 * tree-predcom.c (suitable_reference_p): Return false if the
20936 reference can throw.
20938 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20941 * c-decl.c (finish_decl): If extern or static var has variable
20942 size, set TREE_TYPE (decl) to error_mark_node.
20944 2008-04-15 Rafael Espíndola <espindola@google.com>
20946 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20949 2008-04-15 Richard Guenther <rguenther@suse.de>
20951 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20952 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20953 (visit_reference_op_load): Do walk vuse-vdef chains on
20954 vn_reference_lookup.
20955 (visit_reference_op_store): But do not here.
20956 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20957 vn_reference_lookup.
20958 (vn_lookup_with_vuses): But do so here.
20960 2008-04-14 Ian Lance Taylor <iant@google.com>
20962 * fold-const.c (fold_overflow_warning): Remove assertion.
20964 2008-04-15 Ben Elliston <bje@au.ibm.com>
20966 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20967 temp1 local variables.
20969 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20972 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20973 ".text.unlikely" section as executable.
20975 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20977 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20978 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20979 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20980 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20981 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20982 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20983 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20985 2008-04-14 Ian Lance Taylor <iant@google.com>
20987 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20988 * fold-const.c (fold_comparison): If appropriate, test
20989 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20990 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20991 reassociating a pointer type.
20992 * doc/invoke.texi (Optimize Options): Document that
20993 -fstrict-overflow applies to pointer wraparound.
20995 2008-04-13 Jan Hubicka <jh@suse.cz>
20997 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20999 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21001 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21002 we are going to "save the world".
21004 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21006 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21007 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21008 operand 0 constraint, not "=".
21010 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21012 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21014 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21016 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21017 of size of positions_needed * CHAR_BIT.
21019 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21021 PR middle-end/35897
21022 * dse.c (store_info): Change positions_needed to unsigned
21024 (lowpart_bitmask): New.
21025 (record_store): Cast to unsigned HOST_WIDE_INT for
21026 positions_needed. Assert width <= size of positions_needed *
21027 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21028 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21029 lowpart_bitmask to set mask.
21031 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21033 * config/bfin/constraints.md: New file.
21034 * config/bfin/bfin.md: Include it.
21035 (adddi3): Use satisfies_constraint functions instead of the old macros.
21036 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21037 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21038 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21039 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21040 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21041 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21042 EXTRA_CONSTRAINT): Delete.
21043 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21044 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21046 * config/bfin/bfin.c: Include "tm-constrs.h".
21047 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21048 Use satisfies_constraint functions instead of the old macros.
21049 * doc/md.texi (Blackfin Constraints): Update file name reference.
21051 2008-04-11 Richard Guenther <rguenther@suse.de>
21053 PR tree-optimization/35869
21054 * tree-vrp.c (execute_vrp): Move switch statement update after
21055 jump threading. Schedule another cfg cleanup run.
21057 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21060 * attribs.c (decl_attributes): Return early on errorneous node.
21062 2008-04-10 Oleg Ryjkov <olegr@google.com>
21064 * tree.h (struct tree_base): Added a new flag default_def_flag.
21065 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21067 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21069 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21071 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21074 * pa.md: Define mode iterator P. Define mode attribute dwc.
21075 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21076 (icacheflush): Likewise.
21077 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21078 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21080 2008-04-11 Ben Elliston <bje@au.ibm.com>
21082 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21084 2008-04-10 Rafael Espíndola <espindola@google.com>
21086 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21087 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21088 (extract_range_from_expr): The same.
21090 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21092 * config/mips/mips.md (GPR2): New mode iterator.
21093 (seq): Add comment.
21094 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21095 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21096 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21097 Rewrite these to take two modes, the mode of comparison and the
21098 mode of the destination.
21099 * config/mips/mips.c (mips_expand_scc): Instead of having
21100 paradoxical subreg as destination, expand "narrowing" scc if mode
21101 of comparison is SI and target is requested in DI mode.
21102 (mips_emit_int_order_test): Update comment. Make mode of
21103 comparison match CMP0 rather than TARGET. When creating inverse
21104 target use mode of TARGET.
21106 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21108 * gcov-dump.c (tag_summary): Only print summaries for the first
21109 GCOV_COUNTERS_SUMMABLE counters.
21111 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21113 * config/i386/i386.md (absneg): New code iterator.
21114 (absnegprefix): New code attribute.
21115 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21116 patterns using absneg code iterator.
21117 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21118 using absneg code iterator.
21119 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21120 *neg<mode>2 patterns using absneg code iterator.
21121 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21122 *negextendsfdf2 patterns using absneg code iterator.
21123 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21124 *negextendsfxf2 patterns using absneg code iterator.
21125 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21126 *negextendsfdf2 patterns using absneg code iterator.
21127 * config/i386/sse.md (<code><mode>2): Macroize expander from
21128 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21130 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21132 * config/s390/s390.h: Remove the remains of the recent search
21133 & replace action of current_function_outgoing_args_size.
21135 2008-04-10 Ira Rosen <irar@il.ibm.com>
21137 PR tree-optimization/35821
21138 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21139 NEW_STMT_LIST is not NULL.
21141 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21144 * toplev.c (process_options): Remove -ffunction-sections debugging
21147 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21149 PR middle-end/PR28690
21150 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21151 than gen_rtx_fmt_ee to perform more canonicalizations.
21153 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21156 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21158 2008-04-09 Richard Guenther <rguenther@suse.de>
21160 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21161 (dump_function_to_file): Dump function arguments with types.
21163 2008-04-08 Richard Guenther <rguenther@suse.de>
21165 * fold-const.c (fold_widened_comparison): Do not allow
21166 sign-changes that change the result.
21168 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21171 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21172 kinds of indirect references.
21174 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21176 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21177 GNU Fortran language string.
21179 2008-04-08 Rafael Espíndola <espindola@google.com>
21181 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21182 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21183 * tree.h (tree_call_nonnegative_warnv_p): New.
21185 2008-04-08 Jan Hubicka <jh@suse.cz>
21187 * function.c (free_after_compilation): Clear out regno_reg_rtx
21190 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21193 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21195 PR middle-end/PR28690
21196 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21197 same precedence as REG_POINTER and MEM_POINTER operands.
21199 2008-04-08 Richard Guenther <rguenther@suse.de>
21201 PR middle-end/35834
21202 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21203 for adding index to base.
21205 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21207 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21208 (MINGW_ENABLE_EXECUTE_STACK): New.
21209 (IN_LIBGCC2): For libgcc include windows.h file for
21210 function declarations.
21212 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21214 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21215 and tem2 if tem1 is not a REG or MULT.
21217 2008-04-08 Jan Hubicka <jh@suse.cz>
21219 * function.h (incomming_args): Break out of struct function.
21220 (function_subsections): Break out of struct function.
21221 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21222 return_rtx and hard_reg_initial_vals from struct function.
21223 Kill inl_max_label_num.
21224 (current_function_pops_args, current_function_args_info,
21225 current_function_args_size, current_function_args_size,
21226 current_function_pretend_args_size,
21227 current_function_outgoing_args_size,
21228 current_function_internal_arg_pointer, current_function_return_rtx):
21229 Kill compatibility accestor macros.
21230 * builtins.c (expand_builtin_apply_args_1): Update.
21231 (expand_builtin_next_arg): Update.
21232 * df-scan.c (df_get_call_refs): Update.
21233 * dbxout.c (dbxout_function_end): Update.
21234 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21235 (output_line_info): Update.
21236 (secname_for_decl): Update.
21237 (dwarf2out_var_location): Update.
21238 * function.c (free_after_compilation): Update.
21239 (assign_parm_find_stack_rtl): Update.
21240 (assign_parms): Update.
21241 (expand_dummy_function_end): Update.
21242 (expand_function_end): Update.
21243 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21244 (expand_call): Update.
21245 (emit_library_call_value_1): Update.
21246 (store_one_arg): Update.
21247 * varasm.c (initialize_cold_section_name): Update.
21248 (unlikely_text_section): Update.
21249 (unlikely_text_section_p): Update.
21250 (assemble_start_function): Update.
21251 (assemble_end_function): Update.
21252 (default_section_type_flags): Update.
21253 (switch_to_section): Update.
21254 * integrate.c (set_decl_abstract_flags): Update.
21255 (get_hard_reg_initial_val): Update.
21256 (has_hard_reg_initial_val): Update.
21257 (allocate_initial_values): Update.
21258 * resource.c (init_resource_info): Update.
21259 * config/alpha/alpha.c (NUM_ARGS): Update.
21260 (direct_return): Update.
21261 (alpha_va_start): Update.
21262 (alpha_sa_size): Update.
21263 (alpha_initial_elimination_offset): Update.
21264 (alpha_expand_prologue): Update.
21265 (alpha_start_function): Update.
21266 (alpha_expand_epilogue): Update.
21267 (unicosmk_initial_elimination_offset):
21268 * config/alpha/alpha.md (call expander): Update.
21269 * config/s390/s390.c (s390_register_info): Update.
21270 (s390_register_info): Update.
21271 (s390_frame_info): Update.
21272 (s390_initial_elimination_offset): Update.
21273 (s390_build_builtin_va_list): Update.
21274 (s390_va_start): Update.
21275 * config/spu/spu.c (direct_return): Update.
21276 (spu_expand_prologue): Update.
21277 (spu_initial_elimination_offset): Update.
21278 (spu_build_builtin_va_list): Update.
21279 (spu_va_start): Update.
21280 * config/sparc/sparc.c (sparc_init_modes): Update.
21281 (sparc_compute_frame_size): Update.
21282 (function_value): Update.
21283 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21284 * config/i386/i386.md (return expander): Update.
21285 * config/i386/i386.c (ix86_va_start): Update.
21286 (ix86_can_use_return_insn_p): Update.
21287 (ix86_compute_frame_layout): Update.
21288 (ix86_expand_epilogue): Update.
21289 * config/sh/sh.c (output_stack_adjust): Update.
21290 (calc_live_regs): Update.
21291 (sh_expand_prologue): Update.
21292 (sh_builtin_saveregs): Update.
21293 (sh_va_start): Update.
21294 (initial_elimination_offset): Update.
21295 (sh_allocate_initial_value): Update.
21296 (sh_function_ok_for_sibcall): Update.
21297 (sh_get_pr_initial_val): Update.
21298 * config/sh/sh.md (return expander): Update.
21299 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21300 * config/crx/crx.c (crx_compute_frame): UPdate.
21301 (crx_initial_elimination_offset): UPdate.
21302 * config/xtensa/xtensa.c (compute_frame_size): Update
21303 (xtensa_builtin_saveregs): Update.
21304 (xtensa_va_start): Update.
21305 (order_regs_for_local_alloc): Update.
21306 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21307 (xstormy16_expand_builtin_va_start): Update.
21308 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21309 * config/m68hc11/m68hc11.md (return expanders): Update.
21310 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21311 (expand_epilogue): Update.
21312 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21313 (cris_simple_epilogue): Update.
21314 (cris_expand_prologue): Update.
21315 (cris_expand_epilogue): Update.
21316 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21317 (compute_frame_size): Update.
21318 * config/mt/mt.c (mt_compute_frame_size): Update.
21319 * config/mn10300/mn10300.c (expand_prologue): Update.
21320 (expand_epilogue): Update.
21321 (initial_offset): Update.
21322 (mn10300_builtin_saveregs):
21323 * config/mn10300/mn10300.md (return expander): Update.
21324 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21325 (ia64_initial_elimination_offset): Update.
21326 (ia64_initial_elimination_offset): Update.
21327 (ia64_expand_prologue): Update.
21328 * config/m68k/m68k.md (return expander): Update.
21329 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21330 (rs6000_stack_info): Update.
21331 * config/mcore/mcore.c (layout_mcore_frame): Update.
21332 (mcore_expand_prolog): Update.
21333 * config/arc/arc.c (arc_compute_frame_size): Update.
21334 * config/score/score3.c (score3_compute_frame_size): Update.
21335 * config/score/score7.c (score7_compute_frame_size): Update.
21336 * config/arm/arm.c (use_return_insn): Update.
21337 (thumb_find_work_register): Update.
21338 (arm_compute_save_reg_mask): Update.
21339 (arm_output_function_prologue): Update.
21340 (arm_output_epilogue): Update.
21341 (arm_size_return_regs): Update.
21342 (arm_get_frame_offsets): Update.
21343 (arm_expand_prologue): Update.
21344 (thumb_exit): Update.
21345 (thumb_unexpanded_epilogue): Update.
21346 (thumb1_output_function_prologue): Update.
21347 * config/pa/pa.md (return expander): Update.
21348 * config/pa/pa.c (compute_frame_size): Update.
21349 (hppa_builtin_saveregs): Update.
21350 * config/mips/mips.c (mips_va_start): Update.
21351 (mips16_build_function_stub): Update.
21352 (mips_compute_frame_info): Update.
21353 (mips_restore_gp): Update.
21354 (mips_output_function_prologue): Update.
21355 (mips_expand_prologue): Update.
21356 * config/v850/v850.c (compute_frame_size): Update.
21357 (expand_prologue): * config/mmix/mmix.c (along): update.
21358 (mmix_initial_elimination_offset): update.
21359 (mmix_reorg): update.
21360 (mmix_use_simple_return): update.
21361 (mmix_expand_prologue): update.
21362 (mmix_expand_epilogue): Update.
21363 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21364 (emit_link_insn): Update.
21366 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21368 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21369 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21371 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21374 2008-04-07 Jan Hubicka <jh@suse.cz>
21376 * function.h (rtl): Rename to x_rtl.
21377 (crtl): New define.
21378 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21379 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21380 used_temp_slots avail_temp_slots, temp_slot_level,
21381 nonlocal_goto_handler_labels): Update accesstors.
21382 (rtl): New global variable.
21383 (struct function): Move some fileds to rtl_data.
21384 (get_arg_pointer_save_area): Update prototype.
21385 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21386 get_arg_pointer_save_area.
21387 * expr.c (init_expr): Update
21388 * function.c (get_frame_size): Update
21389 (assign_stack_local): Update
21390 (expand_function_end): Update.
21391 (get_art_pointer_save_area): Update
21393 * emit-rtl.c (rtl): Declare.
21394 (regno_reg_rtx): Declare.
21395 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21397 (gen_reg_rtx): Update.
21398 * varasm.c (n_deferred_constatns): Update accestor.
21399 (init_varasm_status): Do not allocate varasm_status.
21400 (force_const_mem, get_pool_size, output_constant_pool): Update.
21401 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21402 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21403 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21404 * sparc/sparc.h (INIT_EXPANDERS): Update.
21405 * ia64/ia64.h (INIT_EXPANDERS): Update.
21407 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21409 * reload.c (push_secondary_reload): Add missing break to for loop.
21411 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21413 PR middle-end/PR28690
21414 * rtlanal.c: Update copyright years.
21415 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21416 as REG_POINTER and MEM_POINTER operands.
21417 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21418 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21419 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21420 * gcse.c: Update copyright years.
21421 (pre_delete): Call gen_reg_rtx_and_attrs.
21422 (hoist_code): Likewise.
21423 (build_store_vectors): Likewise.
21424 (delete_store): Likewise.
21425 * loop-invariant.c (move_invariant_reg): Likewise.
21426 Update copyright years.
21428 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21430 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21431 control string instead of quoted.
21433 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21435 * doc/rtl.texi: Rewrite of subreg section.
21437 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21440 * config/i386/i386.c (legitimize_pic_address): Add treating
21441 of dllimport SYM_REF's.
21442 (legitimize_dllimport_symbol): Add prototype.
21444 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21446 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21447 reference in constructor with non self-referential type.
21449 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21451 Removal of Return with Depressed Stack Pointer support
21452 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21453 (ECF_SP_DEPRESSED): Likewise.
21454 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21455 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21456 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21457 (expand_call): Do not test ECF_SP_DEPRESSED.
21458 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21459 * function.c (keep_stack_depressed): Delete.
21460 (handle_epilogue_set): Likewise.
21461 (update_epilogue_consts): Likewise.
21462 (emit_equiv_load): Likewise.
21463 (thread_prologue_and_epilogue_insns): Remove support for Return with
21464 Depressed Stack Pointer.
21465 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21467 2008-04-06 Richard Guenther <rguenther@suse.de>
21469 PR tree-optimization/35400
21470 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21471 information from SSA_NAMEs.
21473 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21475 * config/avr/avr.h (avr_mega_p): Remove declaration.
21476 (AVR_MEGA): Remove macro.
21477 * config/avr/avr.c (avr_mega_p): Remove variable.
21478 (avr_override_options): Remove inicializion of avr_mega_p.
21479 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21480 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21481 (avr_jump_mode): (Ditto.).
21482 (avr_output_progmem_section_asm_op): (Ditto.).
21483 (avr_asm_init_sections): (Ditto.).
21484 (avr_asm_init_sections): (Ditto.).
21485 (avr_rtx_costs): (Ditto.).
21486 * config/avr/avr.md: (Ditto.).
21487 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21490 2008-04-06 Richard Guenther <rguenther@suse.de>
21492 PR tree-optimization/35842
21493 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21494 is_gimple_invariant_address.
21496 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21498 * gcc.c (default_compilers): Sync Fortran extensions list with
21499 that in fortran/lang-specs.h.
21500 * doc/invoke.texi: Likewise.
21501 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21502 * dwarf2out.c (gen_compile_unit_die): Likewise.
21504 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21506 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21508 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21511 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21512 attribute is used for nested functions.
21514 2008-04-05 Jan Hubicka <jh@suse.cz>
21516 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21518 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21520 (dump_files): Update.
21521 (enable_rtl_dump_file): Do not accept letter argument.
21522 * tree-pass.h (dump_file_info): Remove letter argument.
21523 * toplev.c (decode_d_option): Update -da handling.
21524 * toplev.h (enable_rtl_dump_file): Update prototype.
21525 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21526 it out based on pass type.
21527 (register_dump_files_1): Likewise.
21528 (init_optimization_passes): Update register_one_dump_file calls.
21529 (execute_one_pass): Sanity check that IPA passes are called at IPA
21530 level and RTL passes at RTL level.
21531 (execute_pass_list): IPA pass can not be after or subpass of
21533 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21534 disallov RTL subpasses of IPA subpasses.
21536 2008-04-05 Ben Elliston <bje@au.ibm.com>
21538 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21539 builtins that return exactly once and do not throw. Cache call to
21542 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21544 PR rtl-optimization/34916
21545 PR middle-end/35519
21546 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21547 between instruction pairs.
21549 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21551 * doc/invoke.texi: Document -mbitops for SH.
21552 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21553 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21554 * config/sh/sh.c (print_operand): Add %t operand code.
21555 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21556 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21557 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21558 (extendqihi2): Likewise.
21559 (movqi_i): Likewise.
21560 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21561 (extv): Use bld instruction for SH2A if possible.
21563 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21564 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21565 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21566 (bset.b, bclr.b): Define peepholes.
21567 * config/sh/sh.opt (mbitops): New option.
21569 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21572 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21573 and view convert expression.
21575 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21578 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21580 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21582 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21584 * config/i386/cpuid.h (bit_AES): New.
21585 (bit_PCLMUL): Likewise.
21587 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21588 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21589 SSE2 if AES or PCLMUL is enabled.
21590 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21591 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21592 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21593 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21594 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21595 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21596 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21597 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21598 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21599 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21600 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21601 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21602 __builtin_ia32_aeskeygenassist128 and
21603 __builtin_ia32_pclmulqdq128.
21604 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21605 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21606 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21608 * config/i386/i386.h (TARGET_AES): New.
21609 (TARGET_PCLMUL): Likewise.
21610 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21612 * config/i386/i386.md (UNSPEC_AESENC): New.
21613 (UNSPEC_AESENCLAST): Likewise.
21614 (UNSPEC_AESDEC): Likewise.
21615 (UNSPEC_AESDECLAST): Likewise.
21616 (UNSPEC_AESIMC): Likewise.
21617 (UNSPEC_AESKEYGENASSIST): Likewise.
21618 (UNSPEC_PCLMUL): Likewise.
21620 * config/i386/i386.opt (maes): New.
21621 (mpclmul): Likewise.
21623 * config/i386/sse.md (aesenc): New pattern.
21624 (aesenclast): Likewise.
21625 (aesdec): Likewise.
21626 (aesdeclast): Likewise.
21627 (aesimc): Likewise.
21628 (aeskeygenassist): Likewise.
21629 (pclmulqdq): Likewise.
21631 * config/i386/wmmintrin.h: New.
21633 * doc/extend.texi: Document AES and PCLMUL built-in function.
21635 * doc/invoke.texi: Document -maes and -mpclmul.
21637 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21639 * function.c (free_after_parsing): Replace with
21640 cxx_push_function_context from C++ front-end.
21641 (allocate_struct_function): Don't call langhook.
21642 * langhooks.h (struct lang_hooks_for_functions): Delete.
21643 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21645 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21646 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21647 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21648 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21649 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21650 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21651 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21653 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21654 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21656 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21659 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21662 2008-04-04 Richard Guenther <rguenther@suse.de>
21664 PR middle-end/35823
21665 * fold-const.c (optimize_minmax_comparison): Use the correct
21666 type for the constant in the simplified comparison.
21668 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21670 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21671 Pass L2 size as "--param l2-cache-size" to the compiler.
21672 (decode_l2_cache): New function to decode L2 cache parameters using
21673 0x8000006 extended cpuid function.
21674 (detect_caches_amd): Determine parameters of L2 cache using
21675 decode_l2_caches function.
21676 (decode_caches_intel): Decode L2 cache parameters.
21677 (detect_caches_intel): Determine L2 cache parameters using
21678 decode_caches_intel and decode_l2_caches functions.
21680 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21682 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21683 secondary input reload for subword loads from the constant pool.
21685 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21688 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21689 constants of the appropriate size for runtime calculations.
21692 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21693 decimal-float literal constant zero.
21695 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21698 * c-parser.c (c_parser_omp_atomic): Call
21699 default_function_array_conversion on the RHS.
21701 PR middle-end/35818
21702 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21703 call is_variable_sized if decl has incomplete type.
21705 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21707 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21709 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21711 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21713 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21714 (sgt<u>): Merge sgt and sgtu into new expander.
21715 (sgt, sgtu): Remove expanders.
21716 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21717 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21718 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21719 *sgtu_<mode>_mips16 into new pattern.
21720 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21721 (sge<u>): Merge sge and sgeu into new expander.
21722 (sge, sgeu): Remove expanders.
21723 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21725 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21726 (slt<u>): Merge slt and sltu into new expander.
21727 (slt, sltu): Remove expanders.
21728 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21729 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21730 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21731 *sltu_<mode>_mips16 into new pattern.
21732 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21733 (sle<u>): Merge sle and sleu into new expander.
21734 (sle, sleu): Remove expanders.
21735 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21736 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21737 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21738 *sleu_<mode>_mips16 into new pattern.
21739 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21741 2008-04-03 Jan Hubicka <jh@suse.cz>
21743 PR tree-optimization/35795
21744 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21745 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21746 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21747 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21748 * score/score3.c (score3_output_mi_thunk): Likewise.
21749 * score/score7.c (score7_output_mi_thunk): Likewise.
21750 * mips/mips.c (mips_output_mi_thunk): Likewise.
21752 2008-04-03 Richard Guenther <rguenther@suse.de>
21754 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21755 conversions. Simplify code.
21757 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21759 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21761 2008-04-03 Tom Tromey <tromey@redhat.com>
21762 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21764 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21765 * config/bfin/t-bfin-linux (generated_files): Add
21766 linux-sysroot-suffix.h.
21767 * doc/install.texi (Prerequisites): Require make 3.80.
21768 * doc/sourcebuild.texi (Front End Directory): Document new
21770 * Makefile.in (generated_files): New variable.
21771 (ALL_HOST_OBJS): New variable.
21772 ($(ALL_HOST_OBJS)): New target.
21774 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21776 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21777 (remap_block): Call id->transform_lang_insert_block instead
21779 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21780 Set id.transform_lang_insert_block to NULL.
21781 (clone_body): Move to cp/optimize.c
21782 * tree-inline.h (struct copy_body_data): Change
21783 transform_lang_insert_block to function pointer.
21784 (copy_generic_body, copy_decl_no_change): Export.
21785 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21786 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21787 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21789 * c-tree.h (insert_block): Kill.
21790 * c-decl.c (insert_block): Kill.
21792 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21794 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21795 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21796 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21798 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21799 argument, call {push,pop}_function_context from here.
21800 * c-parser.c: Use c_{push,pop}_function_context.
21802 * function.c (push_function_context_to): Move meat ...
21803 (push_function_context): ... here. Simplify.
21804 * function.c (pop_function_context_from): Move meat ...
21805 (pop_function_context): ... here. Simplify.
21806 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21808 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21809 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21810 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21811 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21813 2008-04-03 Ben Elliston <bje@au.ibm.com>
21815 * expmed.c (extract_force_align_mem_bit_field): Remove.
21817 2008-04-03 Richard Guenther <rguenther@suse.de>
21819 PR middle-end/35800
21820 * expr.h (try_casesi): Adjust prototype.
21821 * expr.c (try_casesi): Take fallback label as extra parameter.
21822 Use that for gen_casesi if default_label is NULL.
21823 * stmt.c (expand_case): Pass fallback label to try_casesi,
21824 make sure to fill gaps with a fallback label if default_label
21827 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21830 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21832 2008-04-03 Ben Elliston <bje@au.ibm.com>
21834 * expmed.c (extract_split_bit_field): Remove if (0) code.
21835 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21836 (do_ds_constraint): Likewise.
21838 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21840 * doc/cppopts.texi (-dU): Document.
21841 * c-common.h (flag_dump_macros): Update comment.
21842 * c-opts.c (handle_OPT_d): Handle -dU.
21843 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21844 dump_queued_macros, cb_used_define, cb_used_undef): New.
21845 (init_pp_output): Handle -dU.
21846 (cb_line_change): Call dump_queued_macros.
21847 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21849 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21851 * config/avr/predicates.md (io_address_operand): New predicate.
21852 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21853 * config/avr/avr.c (avr_io_address_p): Remove function.
21854 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21855 'avr_io_address_p' function.
21856 (out_movhi_r_mr): (Ditto.).
21857 (out_movqi_mr_r): (Ditto.).
21858 (out_movhi_mr_r): (Ditto.).
21859 (avr_address_cost): (Ditto.).
21861 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21863 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21864 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21865 in 32bit mode when XMM registers are available to avoid store
21867 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21868 corresponding post-reload splitters.
21870 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21872 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21873 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21874 __builtin_ia32_roundss.
21875 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21876 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21877 __builtin_ia32_roundss.
21878 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21879 IX86_BUILTIN_SHUFPD here.
21881 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21883 * config/i386/i386.md (plogic): New.
21884 (plogicprefix): Likewise.
21886 * config/i386/mmx.md (mmx_<code><mode>3): New.
21887 (mmx_and<mode>3): Removed.
21888 (mmx_ior<mode>3): Likewise.
21889 (mmx_xor<mode>3): Likewise.
21891 * config/i386/sse.md (<code><mode>3): New.
21892 (*<code><mode>3): Likewise.
21893 (*<code><mode>3): Likewise.
21894 (<code><mode>3): Likewise.
21895 (*sse_<code><mode>3): Likewise.
21896 (*sse2_<code><mode>3): Likewise.
21897 (<code>tf3): Likewise.
21898 (*<code>tf3): Likewise.
21899 (and<mode>3): Likewise.
21900 (*and<mode>3): Likewise.
21901 (ior<mode>3): Removed.
21902 (*ior<mode>3): Likewise.
21903 (xor<mode>3): Likewise.
21904 (*xor<mode>3): Likewise.
21905 (*and<mode>3): Likewise.
21906 (*ior<mode>3): Likewise.
21907 (*xor<mode>3): Likewise.
21908 (and<mode>3): Likewise.
21909 (*sse_and<mode>3): Likewise.
21910 (*sse2_and<mode>3): Likewise.
21911 (andtf3): Likewise.
21912 (*andtf3): Likewise.
21913 (ior<mode>3): Likewise.
21914 (*sse_ior<mode>3): Likewise.
21915 (*sse2_ior<mode>3): Likewise.
21916 (iortf3): Likewise.
21917 (*iortf3): Likewise.
21918 (xor<mode>3): Likewise.
21919 (*sse_xor<mode>3): Likewise.
21920 (*sse2_xor<mode>3): Likewise.
21921 (xortf3): Likewise.
21922 (*xortf3): Likewise.
21924 2008-04-02 Richard Guenther <rguenther@suse.de>
21926 PR tree-optimization/14495
21927 PR tree-optimization/34793
21928 * tree-vrp.c (struct switch_update): New structure.
21929 (to_remove_edges, to_update_switch_stmts): New VECs.
21930 (simplify_switch_using_ranges): New function. Remove not taken
21931 case labels and edges.
21932 (simplify_stmt_using_ranges): Call it.
21933 (identify_jump_threads): Mark edges we have queued for removal
21934 so we don't thread them.
21935 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21937 * tree-cfg.c (group_case_labels): Deal with missing default label.
21938 (tree_verify_flow_info): Allow missing default label.
21939 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21940 (emit_case_nodes): Likewise.
21941 (expand_case): Do not rely on the default label to be present.
21942 * expr.c (try_casesi): Deal with NULL default_label.
21943 (do_tablejump): Likewise.
21945 2008-04-02 Richard Guenther <rguenther@suse.de>
21947 PR tree-optimization/14495
21948 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21949 SWITCH_EXPR here ...
21950 (vrp_visit_switch_stmt): ... but here (new function).
21951 (find_case_label_index): New helper function.
21952 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21954 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21956 * fwprop.c: Fix ISO-C99ism.
21958 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21961 * Makefile.in (objdir): Set it here.
21962 * configure.ac: Not here. Find dynamic linker characteristics.
21963 * exec-tool.in: Use them.
21964 * aclocal.m4: Regenerate.
21965 * configure: Regenerate.
21967 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21969 * expr.c (expand_var): Delete it.
21970 * expr.h (expand_var): Delete prototype.
21971 * function.c (expand_function_start): Use expand_decl instead.
21972 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21975 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21977 PR rtl-optimization/35542
21978 * fwprop.c (forward_propagate_and_simplify): Replace
21979 loc_reg_mentioned_in_p with reg_mentioned_p.
21981 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21983 PR rtl-optimization/35281
21984 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21985 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21986 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21987 (varying_mem_p): Move above propagate_rtx.
21988 (all_uses_available_at): Do not check MEMs.
21990 2008-04-02 Rafael Espíndola <espindola@google.com>
21992 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21993 (register_edge_assert_for_2): Split the cond argument.
21994 (register_edge_assert_for_1): Adjust for the change in
21995 register_edge_assert_for_2.
21996 (register_edge_assert_for): Split the cond argument.
21997 (find_switch_asserts): Adjust for the change in
21998 register_edge_assert_for.
22000 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22002 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22003 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22004 offsets for 64-bit mingw.
22005 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22006 abi for x86_64-pc-mingw.
22008 2008-04-02 Richard Guenther <rguenther@suse.de>
22010 * tree-vrp.c (extract_range_from_assert): Make sure to not
22011 produce range min/max with TREE_OVERFOW set.
22012 If merging a anti-range and a range keep the anti-range if
22013 the range covers all values of the type.
22014 (register_edge_assert_for_2): Only allow sign-changing
22015 conversions in detecting canonical range checks. Also
22016 register an assert for the unsigned name if useful.
22018 PR tree-optimization/35787
22019 * tree-vrp.c (vrp_val_max): New function.
22020 (vrp_val_min): Likewise.
22021 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22022 (vrp_val_is_min): Likewise.
22023 (supports_overflow_infinity): Use vrp_val_{min,max}.
22024 (negative_overflow_infinity): Likewise.
22025 (positive_overflow_infinity): Likewise.
22026 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22027 (is_positive_overflow_infinity): Likewise.
22028 (is_overflow_infinity): Likewise.
22029 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22030 vrp_val_is_{min,max}.
22031 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22032 to ranges if possible. Avoid empty ranges.
22034 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22036 PR middle-end/35705
22037 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22038 the expression is a function address.
22040 2008-04-01 George Helffrich <george@gcc.gnu.org>
22042 PR fortran/35154, fortran/23057
22043 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22044 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22045 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22046 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22048 (dbxout_syms): Check for COMMON-based symbol and wrap in
22049 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22050 in bracket for efficiency.
22052 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22053 using DW_TAG_common_block + member offset.
22054 (add_pubname_string): New function.
22055 (dw_expand_expr): New function to find block name and offset for
22057 (common_check): New function to check whether symbol in Fortran COMMON.
22058 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22060 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22063 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22065 2008-04-02 Ben Elliston <bje@au.ibm.com>
22067 * config/v850/v850.md (casesi): Remove if (0) code.
22068 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22069 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22071 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22073 * config/i386/i386.md (rex64suffix): New mode attribute.
22074 (floathi<mode>2): Disable expander for SSE math.
22075 (*floathi<mode>2_1): New insn insn_and_split pattern.
22076 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22077 corresponding post-reload splitters.
22078 (*floathi<mode>2_i387): New macroized insn pattern.
22079 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22080 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22081 insn_and_split pattern.
22082 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22083 New macroized instruction patterns and corresponding post-reload
22085 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22086 and corresponding post-reload splitters.
22087 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22088 New macroized instruction patterns.
22089 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22090 macroized instruction patterns and corresponding post-reload splitters.
22091 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22092 corresponding post-reload splitters.
22093 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22094 New macroized instruction patterns.
22095 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22096 corresponding post-reload splitters.
22097 (*floatsi<mode>2_i387): New macroized instruction patterns.
22099 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22101 * config/i386/i386.md (smaxmin): New.
22102 (umaxmin): Likewise.
22103 (maxminiprefix): Likewise.
22104 (maxminfprefix): Likewise.
22105 (<code><mode>3): Likewise.
22106 (smin<mode>3): Removed.
22107 (smax<mode>3): Likewise.
22109 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22110 (mmx_<code>v4hi3): Likewise.
22111 (mmx_<code>v8qi3): Likewise.
22112 (mmx_smaxv2sf3): Removed.
22113 (mmx_sminv2sf3): Likewise.
22114 (mmx_umaxv8qi3): Likewise.
22115 (mmx_smaxv4hi3): Likewise.
22116 (mmx_uminv8qi3): Likewise.
22117 (mmx_sminv4hi3): Likewise.
22119 * config/i386/sse.md (<addsub><mode>3): New.
22120 (*<addsub><mode>3): Likewise.
22121 (<sse>_vm<addsub><mode>3): Likewise.
22122 (<maxmin><mode>3): Likewise.
22123 (*<maxmin><mode>3_finite): Likewise.
22124 (*<maxmin><mode>3): Likewise.
22125 (<sse>_vm<maxmin><mode>3): Likewise.
22126 (sse3_h<addsub>v4sf3): Likewise.
22127 (sse3_h<addsub>v2df3): Likewise.
22128 (<maxmin>v16qi3): Likewise.
22129 (*<maxmin>v16qi3): Likewise.
22130 (<maxmin>v8hi3): Likewise.
22131 (*<maxmin>v8hi3): Likewise.
22132 (*sse4_1_<maxmin><mode>3): Likewise.
22133 (*sse4_1_<maxmin><mode>3): Likewise.
22134 (add<mode>3): Removed.
22135 (*add<mode>3): Likewise.
22136 (<sse>_vmadd<mode>3): Likewise.
22137 (sub<mode>3): Likewise.
22138 (*sub<mode>3): Likewise.
22139 (<sse>_vmsub<mode>3): Likewise.
22140 (smin<mode>3): Likewise.
22141 (*smin<mode>3_finite): Likewise.
22142 (*smin<mode>3): Likewise.
22143 (<sse>_vmsmin<mode>3): Likewise.
22144 (smax<mode>3): Likewise.
22145 (*smax<mode>3_finite): Likewise.
22146 (*smax<mode>3): Likewise.
22147 (<sse>_vmsmax<mode>3): Likewise.
22148 (sse3_haddv4sf3): Likewise.
22149 (sse3_haddv2df3): Likewise.
22150 (sse3_hsubv4sf3): Likewise.
22151 (sse3_hsubv2df3): Likewise.
22152 (umaxv16qi3): Likewise.
22153 (*umaxv16qi3): Likewise.
22154 (smaxv8hi3): Likewise.
22155 (*smaxv8hi3): Likewise.
22156 (*sse4_1_smax<mode>3): Likewise.
22157 (*sse4_1_umax<mode>3): Likewise.
22158 (uminv16qi3): Likewise.
22159 (*uminv16qi3): Likewise.
22160 (sminv8hi3): Likewise.
22161 (*sminv8hi3): Likewise.
22162 (*sse4_1_smin<mode>3): Likewise.
22163 (*sse4_1_umin<mode>3): Likewise.
22165 2008-04-01 Rafael Espíndola <espindola@google.com>
22167 * tree-cfg.c (verify_expr): remove in_phi.
22168 (verify_stmt): Don't call walk_tree with verify_expr. Use
22169 is_gimple_min_invariant instead of is_gimple_val.
22171 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22173 * doc/include/gpl_v3.texi: Update for manpage generation.
22174 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22176 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22177 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22178 gpl_v3.texi instead of gpl.texi.
22181 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22184 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22186 2008-04-01 Rafael Espíndola <espindola@google.com>
22188 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22189 (extract_code_and_val_from_cond): Use
22190 extract_code_and_val_from_cond_with_ops.
22192 2008-04-01 Jan Hubicka <jh@suse.cz>
22194 * function.c (free_after_compilation): Free epilogue_delay_list.
22195 (prepare_function_start): Assert that previous compilation was freed.
22197 2008-04-01 Jan Hubicka <jh@suse.cz>
22198 Jim Wilson <wilson@tuliptree.org>
22199 Andreas Tobler <andreast@gcc.gnu.org>
22201 PR middle-end/35781
22202 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22203 rtl.emit instead cfun->emit.
22204 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22205 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22207 2008-04-01 Ben Elliston <bje@au.ibm.com>
22209 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22211 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22213 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22215 (fprofile-use): Add var flag_profile_use
22216 * coverage.c (coverage_begin_output): Do not open a gcno file for
22217 output only if -ftest-coverage is set.
22218 Do not add getpwd() to gcda file path.
22219 (build_gcov_info): Check the new flag
22220 flag_profile_datafile_relative_path.
22221 (coverage_init): Use profile_data_prefix.
22222 Read profile counter only if flag_profile_use is set.
22223 * opts.c (common_handle_option): New option fprofile-use=,
22224 fprofile-dir=, fprofile-generate=.
22225 * toplev.c (profile_data_prefix): New variable definition.
22226 * toplev.h (profile_data_prefix): New declaration.
22227 * doc/invoke.tex (Option Summary, Optimization Options):
22230 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22232 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22233 use tmp consistently.
22236 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22237 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22238 UNSPEC_FR_RECIP_APPROX_RES.
22239 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22241 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22244 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22246 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22248 PR middle-end/30186
22249 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22250 element of the vector via a pointer.
22252 2008-03-31 Ian Lance Taylor <iant@google.com>
22254 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22256 2008-03-31 Jan Hubicka <jh@suse.cz>
22258 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22259 get_arg_pointer_save_area.
22260 * expr.c (init_expr): Just clear out rtl.expr.
22261 * function.c (free_after_compilation): Clear out whole RTL structure.
22262 (get_func_frame_size): Merge into ...
22263 (get_frame_size): ... this one.
22264 (assign_stack_local_1): Merge into ...
22265 (assign_stack_local): ... this one.
22266 (expand_function_end): Update call of get_arg_pointer_save_area.
22267 (get_art_pointer_save_area): Remove cfun argument.
22268 * function.h (emit_status): regno_pointer_align does not need length
22269 attribute. Move x_regno_reg_rtx to ...
22270 (regno_reg_rtx): ... new global array.
22271 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22272 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22273 apply_args_value, forced_labels, stack_pointer_delta):
22275 (struct varasm_status): Move here from varasm.c
22276 (struct rtl_data): New. Move here some fields from struct function.
22277 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22278 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22279 used_temp_slots avail_temp_slots, temp_slot_level,
22280 nonlocal_goto_handler_labels): Update accesstors.
22281 (rtl): New global variable.
22282 (struct function): Move some fileds to rtl_data.
22283 (get_arg_pointer_save_area): Update prototype.
22284 * emit-rtl.c (rtl): Declare.
22285 (regno_reg_rtx): Declare.
22286 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22288 (gen_reg_rtx): Update.
22289 (init_virtual_regs): Do not tate emit_status argument.
22290 (init_emit): Do not allocate emit.
22291 * varasm.c (varasm_statuc): Move to function.h.
22292 (n_deferred_constatns): Update accestor.
22293 (init_varasm_status): Do not allocate varasm_status.
22294 (force_const_mem, get_pool_size, output_constant_pool): Update.
22295 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22296 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22298 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22300 PR rtl-optimization/35729
22301 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22304 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22307 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22308 load/store if memory is unaligned.
22309 (*movti_rex64): Likewise.
22311 * config/i386/predicates.md (misaligned_operand): New.
22313 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22316 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22319 2008-03-31 Jan Beulich <jbeulich@novell.com>
22321 * config/ia64/constraints.md: Add 'j' constraint.
22322 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22323 (movdi_internal): Likewise.
22325 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22328 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22330 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22333 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22334 proper error message for the third argument on blendpd and
22337 * config/i386/sse.md (blendbits): New.
22338 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22340 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22342 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22344 2008-03-30 Richard Guenther <rguenther@suse.de>
22346 PR middle-end/31023
22347 * fold-const.c (fold_sign_changed_comparison): Do leave
22348 conversions to base-types alone.
22350 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22352 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22353 the link register if one altivec register is be saved.
22355 2008-03-30 Ben Elliston <bje@au.ibm.com>
22357 * final.c (final_scan_insn): Remove if (0) code.
22359 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22361 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22363 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22365 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22366 of V4SFmode to ix86_binary_operator_ok.
22368 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22370 * config/i386/i386.c (override_options): Initialize
22371 ix86_veclib_handler to ix86_veclibabi_svml when
22372 -mveclibabi=svml is used.
22373 (ix86_veclibabi_svml): New function for SVML ABI style
22374 vectorization support.
22375 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22377 2008-03-28 Rafael Espíndola <espindola@google.com>
22379 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22380 (tree_binary_nonnegative_warnv_p): Make it public.
22381 (tree_single_nonnegative_warnv_p): Make it public.
22382 (tree_invalid_nonnegative_warnv_p): Make it public.
22383 (tree_unary_nonzero_warnv_p): Make it public.
22384 (tree_binary_nonzero_warnv_p): Make it public
22385 (tree_single_nonzero_warnv_p): Make it public.
22386 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22387 (extract_range_from_binary_expr): Split the expr argument.
22388 (extract_range_from_unary_expr): Split the expr argument.
22389 (extract_range_from_comparison): Split the expr argument.
22390 (extract_range_from_expr): Use the new aux functions.
22391 (vrp_evaluate_conditional_warnv): Use
22392 vrp_evaluate_conditional_warnv_with_ops.
22393 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22394 (tree_binary_nonzero_warnv_p): Declare.
22395 (tree_single_nonzero_warnv_p): Declare.
22396 (tree_expr_nonzero_warnv_p): Declare.
22397 (tree_unary_nonnegative_warnv_p): Declare.
22398 (tree_binary_nonnegative_warnv_p): Declare.
22399 (tree_single_nonnegative_warnv_p): Declare.
22400 (tree_invalid_nonnegative_warnv_p): Declare.
22402 2008-03-28 Richard Guenther <rguenther@suse.de>
22404 PR tree-optimization/30317
22405 PR tree-optimization/30911
22406 PR tree-optimization/34793
22407 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22408 (struct assert_locus_d): New member EXPR.
22409 (register_new_assert_for): Add EXPR parameter to support
22410 ASSERT_EXPR <name, expr OP limit>.
22411 (register_edge_assert_for_1): Adjust callers.
22412 (find_assert_locations): Likewise.
22413 (process_assert_insertions_for): Build condition from expression.
22414 (extract_range_from_assert): Handle ASSERT_EXPRs
22415 of the form ASSERT_EXPR <name, expr OP limit>.
22416 (register_edge_assert_for_2): New helper registering
22417 asserts for comparisons. Recognize range tests of the form
22418 (unsigned)i - CST1 OP CST2.
22419 (register_edge_assert_for_1): Use it.
22420 (register_edge_assert_for): Likewise.
22421 (needs_overflow_infinity): Integer sub-types
22422 do not need overflow infinities.
22423 (vrp_val_is_max): The extreme values of integer sub-types
22424 are those of the base type.
22425 (vrp_val_is_min): Likewise.
22426 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22429 2008-03-28 Nick Clifton <nickc@redhat.com>
22432 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22433 Return GENERAL_REGS for stack adjustment reloads.
22435 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22438 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22439 const_vector when all the vectors are constant.
22441 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22443 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22445 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22446 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22448 (s<code>_sf): Use new scc_sf attribute for opcode names.
22450 2008-03-27 Tom Tromey <tromey@redhat.com>
22452 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22453 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22454 config/spu/t-spu-elf, config/i386/t-interix,
22455 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22456 config/i386/x-darwin, config/i386/x-mingw32,
22457 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22458 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22459 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22460 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22461 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22462 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22463 config/score/t-score-elf, config/arm/t-strongarm-pe,
22464 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22465 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22466 Revert automatic dependency patch.
22468 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22471 * config/i386/i386.c (ix86_function_arg_boundary): Align
22472 decimal floating point to its natural boundary.
22474 2008-03-27 Richard Guenther <rguenther@suse.de>
22476 PR middle-end/35716
22477 * fold-const.c (fold_comparison): Restrict distinct decl
22478 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22479 solely rely on operand_equal_p.
22481 2008-03-27 Richard Guenther <rguenther@suse.de>
22484 * c-common.c (handle_weak_attribute): Reject combination of
22487 2008-03-27 Richard Guenther <rguenther@suse.de>
22489 PR tree-optimization/32810
22490 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22491 conversions from DECL_INITIAL.
22492 (fold_const_aggregate_ref): Likewise from constructor elements.
22494 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22496 * tree-affine.h (aff_combination_expand): Declare.
22497 (get_inner_reference_aff): Likewise.
22498 * tree-affine.c (aff_combination_expand): Split out from
22499 tree_to_aff_combination_expand.
22500 (get_inner_reference_aff): New function.
22501 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22502 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22503 (struct lim_aux_data): sm_done field removed.
22504 (mem_ref_loc_p, mem_ref_locs_p): New types.
22505 (struct mem_ref): Added id, stored, accesses_in_loop,
22506 indep_loop, dep_loop, indep_ref, dep_ref fields.
22507 Removed is_stored, locs and next fields.
22508 (memory_accesses): New variable.
22509 (movement_possibility): Do not allow moving statements
22510 that store to memory.
22511 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22513 (determine_max_movement): For statements with memory references,
22514 find the outermost loop in that the reference is independent.
22515 (move_computations_stmt): Mark the virtual operands for renaming.
22516 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22517 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22518 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22519 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22520 create_vop_ref_mapping, analyze_memory_references,
22521 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22522 get_all_locs_in_loop, ref_always_accessed_p,
22523 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22524 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22525 store_motion_loop, store_motion): New functions.
22526 (struct vop_to_refs_elt): New type.
22527 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22528 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22529 (schedule_sm): Replaced by...
22530 (execute_sm): ... this.
22531 (determine_lsm_ref, hoist_memory_references,
22532 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22533 find_more_ref_vops, free_mem_ref, free_mem_refs,
22534 determine_lsm_loop, determine_lsm): Removed.
22535 (tree_ssa_lim_finalize): Free data structures used by store motion.
22536 (tree_ssa_lim): Call analyze_memory_references. Use
22537 store_motion instead of determine_lsm.
22539 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22541 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22542 rename tmake_file to m68hc11/t-m68hc11.
22543 (mcore): Set inhibit_libc to true.
22544 * config.host (alpha*-dec-*vms*): Set extra_programs.
22545 (interix3*): Don't use host_xmake_file.
22546 * configure.ac: Let config.gcc override inhibit_libc.
22547 * configure: Regenerate.
22549 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22550 * config/t-openbsd-thread: Remove commented out lines.
22552 * config/x-interix: Remove.
22554 * config/m68hc11/t-m68hc11-gas: Rename to...
22555 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22557 * config/mcore/t-mcore: Remove T_CFLAGS.
22558 * config/mcore/t-mcore-pe: Likewise.
22560 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22562 * configure.ac: Replace custom __GNU_SOURCE test with
22563 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22564 * aclocal.m4: Regenerate.
22565 * configure: Regenerate.
22566 * config.in: Regenerate.
22568 2008-03-27 Richard Guenther <rguenther@suse.de>
22570 * fold-const.c (target.h): Include.
22571 (fold_comparison): Fold comparison of addresses of decls
22572 that bind locally or of constants. Consolidate address folding code.
22573 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22574 results from fold_binary_to_constant.
22575 (compare_values_warnv): Likewise.
22577 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22579 PR middle-end/35429
22580 * fold-const.c (fold_truthop): Check for integeral types when folding
22581 a == 0 && b == 0 and a != 0 || b != 0 .
22583 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22585 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22587 2008-03-26 Andreas Schwab <schwab@suse.de>
22589 * doc/invoke.texi: Fix use of @item vs. @itemx.
22591 2008-03-26 Tom Tromey <tromey@redhat.com>
22593 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22594 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22595 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22596 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22597 build/genconstants.o, build/genemit.o, build/genextract.o,
22598 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22599 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22602 2008-03-26 Richard Guenther <rguenther@suse.de>
22605 2008-03-26 Richard Guenther <rguenther@suse.de>
22607 * fold-const.c (target.h): Include.
22608 (fold_comparison): Fold comparison of addresses of two decls
22609 that bind locally. Consolidate address folding code.
22611 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22613 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22614 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22615 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22616 dconstsqrt2, dconstthird, dconste and/or dconst10.
22617 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22618 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22619 dconstsqrt2, dconste): Delete.
22620 (init_emit_once): Likewise. Simplify initializing dconstm1.
22622 * real.c (get_real_const): New.
22623 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22624 dconstsqrt2, dconste): Delete.
22625 (real_value_const, get_real_const): New.
22627 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22629 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22631 * config/i386/i386.c (ix86_function_arg_boundary): Check
22632 BIGGEST_ALIGNMENT instead of 128.
22633 (setup_incoming_varargs_64): Likewise.
22635 2008-03-26 Tom Tromey <tromey@redhat.com>
22637 * Makefile.in (DEPFILES): Add missing '/'.
22639 2008-03-26 Richard Guenther <rguenther@suse.de>
22641 * fold-const.c (target.h): Include.
22642 (fold_comparison): Fold comparison of addresses of two decls
22643 that bind locally. Consolidate address folding code.
22645 2008-03-26 Nick Clifton <nickc@redhat.com>
22648 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22649 not allow INT+INT as a legitimate addressing mode.
22651 2008-03-26 Richard Guenther <rguenther@suse.de>
22653 * tree-flow.h (widen_bitfield): Remove declaration.
22654 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22655 (widen_bitfield): Remove function.
22656 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22659 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22662 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22665 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22667 PR rtl-optimization/35232
22668 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22669 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22670 reg_reloaded_call_part_clobbered here.
22671 (reload_regs_reach_end_p): New function.
22672 (reload_reg_rtx_for_input): New variable.
22673 (reload_reg_rtx_for_output): Likewise.
22674 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22675 when reassigning a pseudo register. Load reloadreg from
22676 reload_reg_rtx_for_input, moving the mode and register
22678 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22679 instead of the original when deciding whether an input reload
22680 would be a no-op or whether an output reload can be deleted.
22681 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22682 when setting up new_spill_reg_store. Load it from
22683 reload_reg_rtx_for_output, moving the mode and register
22685 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22686 instead of the original when deciding whether an output reload
22687 would be a no-op. Do the same when modifying insn notes.
22688 Use rtx_equal_p instead of == to compare the registers.
22689 (inherit_piecemeal_p): Take a mode and two register numbers
22691 (emit_reload_insns): Clear new_spill_reg_store for every hard
22692 register in the reload register. Remove spill registers
22693 from reg_reloaded_valid before considering whether to record
22694 inheritance information for them. Use reload_reg_rtx_for_output
22695 instead of reg_rtx when recording output reloads. Use
22696 reload_reg_rtx_for_input instead of reg_rtx when recording
22697 input reloads. Set or clear reg_reloaded_call_part_clobbered
22698 at the same time as setting reg_reloaded_valid.
22699 (delete_output_reload): Add a new_reload_reg parameter and use it
22700 instead of rld[j].reg_rtx.
22701 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22704 2008-03-25 Tom Tromey <tromey@redhat.com>
22706 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22707 (build/genattr.o): Likewise.
22708 (build/genattrtab.o): Likewise.
22709 (build/gencodes.o): Likewise.
22710 (build/genconfig.o): Likewise.
22711 (build/genconstants.o): Likewise.
22712 (build/genemit.o): Likewise.
22713 (build/genextract.o): Likewise.
22714 (build/genflags.o): Likewise.
22716 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22718 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22719 instead of size_int for integer types.
22720 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22721 to match type of MINUS_EXPR.
22723 2008-03-25 Tom Tromey <tromey@redhat.com>
22725 * configure: Rebuilt.
22726 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22729 2008-03-25 Tom Tromey <tromey@redhat.com>
22731 * config/x-solaris (host-solaris.o): Update.
22732 * config/x-linux (host-linux.o): Update.
22733 * config/x-hpux (host-hpux.o): Update.
22734 * config/x-darwin (host-darwin.o): Update.
22735 * config/v850/t-v850e (v850-c.o): Update.
22736 * config/v850/t-v850 (v850-c.o): Update.
22737 * config/t-vxworks (vxworks.o): Update.
22738 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22739 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22740 * config/spu/t-spu-elf (spu-c.o): Update.
22742 * config/sh/t-symbian (sh-c.o): Update.
22743 (symbian.o): Update.
22744 * config/sh/t-sh (sh-c.o): Update.
22745 * config/score/t-score-elf (score7.o, score3.o): Update.
22746 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22747 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22748 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22749 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22750 (rs6000.o): Remove.
22751 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22752 * config/m32c/t-m32c (m32c-pragma.o): Update.
22753 * config/ia64/t-ia64 (ia64-c.o): Update.
22754 * config/i386/x-mingw32 (host-mingw32.o): Update.
22755 * config/i386/x-i386 (driver-i386.o): Update.
22756 * config/i386/x-darwin (host-i386-darwin.o): Update.
22757 * config/i386/x-cygwin (host-cygwin.o): Update.
22758 * config/i386/t-nwld (nwld.o): Update.
22759 * config/i386/t-netware (netware.o): Update.
22760 * config/i386/t-interix (winnt.o): Update.
22761 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22762 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22763 msformat-c.o): Update.
22764 * config/bfin/t-bfin-linux (generated_files): Add
22765 linux-sysroot-suffix.h.
22766 * config/arm/t-wince-pe (pe.o): Update.
22767 * config/arm/t-strongarm-pe (pe.o): Update.
22768 * config/arm/t-pe (pe.o): Update.
22769 * config/arm/t-arm (arm-c.o): Update.
22770 * doc/install.texi (Prerequisites): Require make 3.80.
22771 * Makefile.in: Remove .o targets.
22772 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22773 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22774 (simple_generated_h, simple_generated_c): Move earlier.
22775 (generated_files): New variable.
22776 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22777 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22778 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22779 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22780 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22781 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22782 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22783 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22784 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22785 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22786 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22787 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22789 (COMPILE.base, COMPILE): New variables.
22790 (%.o): New pattern rule.
22791 (ALL_HOST_OBJS): New variable.
22792 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22793 (dummy-checksum.o, cc1-checksum.o): Remove.
22794 (DRIVER_SHLIB): New variable.
22795 (DRIVER_DEFINES): Use it.
22796 (gencondmd.c): Move out of build/.
22797 (s-conditions): Update.
22798 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22799 (ALL_BUILD_OBJS): Likewise.
22800 (build/%.o): Use BUILDCOMPILE.
22801 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22802 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22803 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22804 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22805 build/genconfig.o, build/genconstants.o, build/genemit.o,
22806 build/genextract.o, build/genflags.o, build/genmddeps.o,
22807 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22808 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22809 build/gen-protos.o, build/scan.o, build/fix-header.o,
22810 build/scan-decls.o): Simplify.
22811 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22812 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22813 prefix.o, toplev.o): Reduce to variable setting.
22814 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22815 ($(out_object_file), gcc-options.o): New targets.
22816 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22817 * configure: Rebuilt.
22818 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22819 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22821 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22823 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22824 complain when we hit an error, return ERROR_MARK_NODE.
22826 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22828 * config/sh/constraints.md (Pso, Psz): New constraints.
22829 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22830 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22832 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22834 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22835 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22837 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22839 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22840 (prefetch_sh2a): New.
22842 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22843 Naveen.H.S <naveen.hs@kpitcummins.com>
22845 * config/sh/constraints.md (I28): New constraint.
22846 * config/sh/sh.c (broken_move): Add support for movi20s.
22847 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22849 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22850 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22851 Naveen.H.S <naveen.hs@kpitcummins.com>
22853 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22854 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22855 (print_operand): Handle resbank in %@ operand code.
22856 (sh_encode_section_info): New.
22857 (push_regs): Add conditions for resbank.
22858 (sh_expand_epilogue): Likewise.
22859 (sh_insert_attributes): Likewise.
22860 (sh_attribute_table): Likewise.
22861 (sh_handle_resbank_handler_attribute): New.
22862 (sh2a_handle_function_vector_handler_attribute): New.
22863 (sh2a_is_function_vector_call): New.
22864 (sh2a_get_function_vector_number): New.
22865 (sh2a_function_vector_p): New.
22866 (sh_cfun_resbank_handler_p): New.
22867 * config/sh/sh.md (calli): Emit jsr/n if possible.
22868 (calli_tbr_rel): New.
22869 (calli_pcrel): Emit jsr/n if possible.
22870 (return_i): Emit rts/n if possible.
22871 (call_valuei_tbr_rel): New.
22872 (call_valuei_pcrel): Add condition for SH2A target.
22873 (call_value): Likewise.
22874 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22875 (sh2a_get_function_vector_number): Likewise.
22876 (sh2a_is_function_vector_call): Likewise.
22877 * doc/extend.texi: Document TBR relative addressing of SH2A.
22878 (resbank): Add description for SH2A.
22880 2008-03-24 Richard Guenther <rguenther@suse.de>
22883 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22884 pointer assignments change conversions according to middle-end rules.
22885 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22886 * configure.ac: Include type checking in yes.
22887 * configure: Regenerate.
22889 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22891 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22892 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22894 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22896 * gthr-vxworks.h (UNUSED): Define.
22898 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22900 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22902 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22904 * doc/extend.texi (Function Attributes): Add missing comma in the
22905 example of the "alloc_size" attribute.
22907 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22910 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22912 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22915 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22918 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22919 of the underlying type of a MS bitfield layout to the natural
22920 alignment of the type.
22922 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22924 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22925 to their natural alignment to avoid store forwarding stalls.
22927 2008-03-22 Richard Guenther <rguenther@suse.de>
22929 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22930 For PHI nodes verify the address is invariant.
22931 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22932 (get_symbol_constant_value): Use is_gimple_min_invariant.
22933 (maybe_fold_stmt_indirect): Likewise.
22935 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22937 PR rtl-optimization/33927
22938 * Makefile.in (dse.o): Depend on $(TM_P_H).
22939 * expr.h (extract_low_bits): Declare.
22940 * expmed.c (extract_low_bits): New function.
22941 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22942 * dse.c: Include tm_p.h.
22943 (find_shift_sequence): Remove the read_reg argument and return the
22944 read value. Emit the instructions instead of returning them.
22945 Iterate on new_mode rather than calculating it each time.
22946 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22947 source to NEW_MODE and extract_low_bits to convert the shifted
22948 value to READ_MODE.
22949 (replace_read): Allow the load and store to have different mode
22950 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22951 or extraction instructions before trying the replacement. Update
22952 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22954 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22956 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22957 to their natural alignment to avoid store forwarding stalls.
22959 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22962 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22963 encouraging but not allowing gprs for input;
22964 change the input constraint to !f#r.
22965 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22967 change the output constraint to !f#r.
22969 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22972 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22973 corresponding post-reload splitters.
22974 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22975 when x87 FP math is selected.
22976 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22977 New function prototype.
22978 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22979 unreachable function to ease macroization of insn patterns.
22981 2008-03-21 Martin Jambor <mjambor@suse.cz>
22983 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22984 reference dumps if ddr is NULL or dependence is unknown.
22986 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22988 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22989 unsigned extension into account.
22990 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22991 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22992 Do computations on a scratch register.
22994 2008-03-21 Richard Guenther <rguenther@suse.de>
22996 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22997 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22998 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22999 * tree-ssa-dom.c (record_equality): Likewise.
23000 * tree-inline.c (copy_body_r): Likewise.
23001 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23004 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23006 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23007 as 'delete_unused' argument.
23009 2008-03-20 Richard Guenther <rguenther@suse.de>
23011 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23012 special casing of constant qualifiers.
23013 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23014 care about them in general.
23015 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23016 regardless of their type.
23017 (fold_stmt_r): Forcefully fold *& if we end up with that.
23019 2008-03-20 Paul Brook <paul@codesourcery.com>
23021 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23022 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23024 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23026 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23027 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23029 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23031 * common.opt (Wmudflap): New option.
23032 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23033 (mx_register_decls): Likewise.
23034 (mudflap_finish_file): Likewise.
23035 * doc/invoke.texi: Document -Wno-mudflap.
23037 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23039 * c-format.c (replace_format_name_to_system_name): New.
23040 (cmp_attribs): New.
23041 (convert_format_name_to_system_name): New.
23042 (decode_format_attr): Add use of convert_format_name_to_system_name.
23043 (format_types_orig): Add gnu_ prefix to names.
23044 (check_format_info_main): Special treating of \0 escaped names for
23045 supporting multi-character format specifiers as I32, I64.
23046 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23047 (gnu_target_overrides_format_attributes): New.
23048 * c-format.h: Add structure target_ovr_attr to hold
23049 system specific formatter names.
23050 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23051 msformat-c.o file to c_target_objs and cxx_target_objs.
23052 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23053 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23054 (TARGET_N_FORMAT_TYPES): New.
23055 * config/i386/msformat-c.c: New.
23056 * config/i386/t-cygming: Add build rule for msformat-c.o.
23057 * doc/extend.texi: Add new format names gnu_* and ms_* and
23059 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23061 2008-03-20 Ira Rosen <irar@il.ibm.com>
23063 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23064 optimizations turned on under -O3.
23065 (ftree-vectorize): Add that the flag is turned on with -O3.
23067 2008-03-20 Ben Elliston <bje@au.ibm.com>
23069 * regmove.c (try_auto_increment): Fix spelling error in comment.
23070 * final.c (final_scan_insn): Likewise.
23072 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23075 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23076 allocator preferences for "y" and "r" class registers.
23077 ("*mov<mode>_internal"): Ditto.
23078 ("*movv2sf_internal_rex64"): Ditto.
23079 ("*movv2sf_internal"): Ditto.
23081 2008-03-19 Michael Matz <matz@suse.de>
23083 PR middle-end/35616
23084 * calls.c (expand_call): Check overlap of arguments with call
23085 address for sibcalls.
23087 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23090 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23091 of the underlying type of a MS bitfield layout to the natural
23092 alignment of the type.
23094 2008-03-19 Jan Hubicka <jh@suse.cz>
23097 * toplev.c (decode_d_option): Handle all CPP flags.
23098 * tree-vrp.c: Update tree_pass descriptors.
23099 * regrename.c: Update tree_pass descriptors.
23100 * fwprop.c: Update tree_pass descriptors.
23101 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23102 * tree-into-ssa.c: Update tree_pass descriptors.
23103 * tree-dump.c: Update tree_pass descriptors.
23104 * tree-complex.c: Update tree_pass descriptors.
23105 * tree-dump.h: Update tree_pass descriptors.
23106 * see.c: Update tree_pass descriptors.
23107 * cgraphbuild.c: Update tree_pass descriptors.
23108 * tracer.c: Update tree_pass descriptors.
23109 * tree-loop-distribution.c: Update tree_pass descriptors.
23110 * cgraph.c: Update tree_pass descriptors.
23111 * postreload-gcse.c: Update tree_pass descriptors.
23112 * postreload.c: Update tree_pass descriptors.
23113 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23114 * tree-tailcall.c: Update tree_pass descriptors.
23115 * tree-pass.h (tree_opt_pass): Rename to ...
23116 (opt_pass) ... this one; add "type" field and remove letter field.
23117 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23118 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23119 all_lowering_passes): Update declaration.
23120 * ipa-cp.c: Update tree_pass descriptors.
23121 * final.c: Update tree_pass descriptors.
23122 * omp-low.c: Update tree_pass descriptors.
23123 * tree-ssa-dse.c: Update tree_pass descriptors.
23124 * ipa-reference.c: Update tree_pass descriptors.
23125 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23126 * auto-inc-dec.c: Update tree_pass descriptors.
23127 * reorg.c: Update tree_pass descriptors.
23128 * cgraphunit.c: Update tree_pass descriptors.
23129 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23130 * tree-ssa-ccp.c: Update tree_pass descriptors.
23131 * df-core.c: Update tree_pass descriptors.
23132 * mode-switching.c: Update tree_pass descriptors.
23133 * tree-nomudflap.c: Update tree_pass descriptors.
23134 * modulo-sched.c: Update tree_pass descriptors.
23135 * ipa-pure-const.c: Update tree_pass descriptors.
23136 * cse.c: Update tree_pass descriptors.
23137 * web.c: Update tree_pass descriptors.
23138 * tree-stdarg.c: Update tree_pass descriptors.
23139 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23140 * tree-ssa-dom.c: Update tree_pass descriptors.
23141 * tree-nrv.c: Update tree_pass descriptors.
23142 * tree-ssa-alias.c: Update tree_pass descriptors.
23143 * loop-init.c: Update tree_pass descriptors.
23144 * gimple-low.c: Update tree_pass descriptors.
23145 * ipa-inline.c: Update tree_pass descriptors.
23146 * tree-ssa-sink.c: Update tree_pass descriptors.
23147 * global.c: Update tree_pass descriptors.
23148 * ifcvt.c: Update tree_pass descriptors.
23149 * jump.c: Update tree_pass descriptors.
23150 * predict.c: Update tree_pass descriptors.
23151 * tree-ssa-loop.c: Update tree_pass descriptors.
23152 * recog.c: Update tree_pass descriptors.
23153 * dse.c: Update tree_pass descriptors.
23154 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23155 * tree-eh.c: Update tree_pass descriptors.
23156 * regmove.c: Update tree_pass descriptors.
23158 * function.c: Update tree_pass descriptors.
23159 * tree-vectorizer.c: Update tree_pass descriptors.
23160 * gcse.c: Update tree_pass descriptors.
23161 * ipa-type-escape.c: Update tree_pass descriptors.
23162 * tree-if-conv.c: Update tree_pass descriptors.
23163 * init-regs.c: Update tree_pass descriptors.
23164 * ipa.c: Update tree_pass descriptors.
23165 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23166 * rtl-factoring.c: Update tree_pass descriptors.
23167 * lower-subreg.c: Update tree_pass descriptors.
23168 * bt-load.c: Update tree_pass descriptors.
23169 * tree-dfa.c: Update tree_pass descriptors.
23170 * except.c: Update tree_pass descriptors.
23171 * emit-rtl.c: Update tree_pass descriptors.
23172 * cfgexpand.c: Update tree_pass descriptors.
23173 * tree-cfgcleanup.c: Update tree_pass descriptors.
23174 * cfgcleanup.c: Update tree_pass descriptors.
23175 * tree-ssa-pre.c: Update tree_pass descriptors.
23176 * tree-sra.c: Update tree_pass descriptors.
23177 * tree-mudflap.c: Update tree_pass descriptors.
23178 * tree-ssa-copy.c: Update tree_pass descriptors.
23179 * cfglayout.c: Update tree_pass descriptors.
23180 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23181 * tree-ssa-dce.c: Update tree_pass descriptors.
23182 * tree-ssa.c: Update tree_pass descriptors.
23183 * regclass.c: Update tree_pass descriptors.
23184 * integrate.c: Update tree_pass descriptors.
23185 * tree-optimize.c: Update tree_pass descriptors.
23186 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23187 * tree-object-size.c: Update tree_pass descriptors.
23188 * combine.c: Update tree_pass descriptors.
23189 * tree-outof-ssa.c: Update tree_pass descriptors.
23190 * bb-reorder.c: Update tree_pass descriptors.
23191 * stack-ptr-mod.c: Update tree_pass descriptors.
23192 * var-tracking.c: Update tree_pass descriptors.
23193 * tree-profile.c: Update tree_pass descriptors.
23194 * tree-vect-generic.c: Update tree_pass descriptors.
23195 * reg-stack.c: Update tree_pass descriptors.
23196 * sched-rgn.c: Update tree_pass descriptors.
23197 * tree-ssa-structalias.c: Update tree_pass descriptors.
23198 * tree-cfg.c: Update tree_pass descriptors.
23199 * passes.c (current_pass): Update declaration.
23200 (finish_optimization_passes): Update.
23201 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23202 (register_one_dump_file, register_dump_files_1, next_pass_1):
23204 (init_optimization_passes): Update handling of new types.
23205 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23206 * ipa-struct-reorg.c: Update tree_pass descriptors.
23207 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23208 * combine-stack-adj.c: Update tree_pass descriptors.
23209 * cfgrtl.c: Update tree_pass descriptors.
23210 * dce.c: Update tree_pass descriptors.
23211 * tree-ssanames.c: Update tree_pass descriptors.
23213 2008-03-19 Richard Guenther <rguenther@suse.de>
23215 PR middle-end/35609
23216 * tree-ssa.c (walk_data): New structure.
23217 (warn_uninitialized_var): If not always_executed warn with "maybe"
23219 (execute_early_warn_uninitialized): Compute post-dominators.
23220 Initialize always_executed before processing each basic block.
23222 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23225 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23226 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23228 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23230 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23232 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23234 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23236 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23237 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23238 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23239 target after ignore has been set, and move there also the commputation
23240 of subtarget and original_target.
23241 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23242 (LANG_HOOKS_INITIALIZER): Remove it.
23243 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23245 2008-03-18 Richard Guenther <rguenther@suse.de>
23247 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23248 found an expression with constants, note that in the VN for the lhs.
23249 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23250 fold them to constants if possible. Run cleanup_cfg if done so.
23251 (execute_pre): Return todo.
23252 (do_pre): Likewise.
23253 (execute_fre): Likewise.
23254 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23256 (get_prop_source_stmt): Look through pointer conversions.
23258 2008-03-18 Jan Hubicka <jh@suse.cz>
23260 * tree-pretty-print.c: Include predict.h.
23261 (dump_generic_node): Dump predictor.
23262 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23263 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23264 * gimple-low.c (lower_stmt): Likewise.
23265 * expr.c (expand_expr_real): Likewise.
23266 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23268 (build_predict_expr, build_predict_expr): New.
23269 * predict.h (predictor_name, build_predict_expr): Update.
23270 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23271 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23272 * predict.def (PRED_CONTINUE): Update hitrate.
23273 * tree.def (PREDICT_EXPR): Define.
23274 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23275 do not handle BIND_EXPR.
23276 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23277 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23278 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23281 2008-03-18 Michael Matz <matz@suse.de>
23283 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23285 2008-03-18 Richard Guenther <rguenther@suse.de>
23287 * tree-gimple.h (is_gimple_invariant_address): Declare.
23288 (is_gimple_constant): Likewise.
23289 * tree-gimple.c (is_gimple_constant): New function.
23290 (is_gimple_invariant_address): Likewise.
23291 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23292 and is_gimple_invariant_address.
23293 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23295 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23296 an addressable base.
23298 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23300 PR middle-end/35611
23301 * gimplify.c (gimplify_expr): Gimplify second operand of
23304 2008-03-17 Richard Guenther <rguenther@suse.de>
23306 PR tree-optimization/19637
23307 * fold-const.c (fold_unary): Remove restrictions of removing
23308 intermediate pointer-conversions (P2)(P1)P0.
23309 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23310 conversion to void pointer.
23311 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23313 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23316 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23317 emulated thread local variables.
23319 2008-03-16 Richard Guenther <rguenther@suse.de>
23321 PR middle-end/35607
23322 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23323 expand TREE_INVARIANT operations that are not gimple invariant.
23325 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23327 * doc/extend.texi (Alignment): Say that the ABI controls
23328 the __alignof__ for non-strict-alignment targets rather
23329 than being a recommendation.
23331 2008-03-15 Paul Brook <paul@codesourcery.com>
23333 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23335 (arm_output_fn_unwind): Mark functions that can not be unwound.
23337 2008-03-15 Paul Brook <paul@codesourcery.com>
23339 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23340 extension instructions.
23342 2008-03-15 Richard Guenther <rguenther@suse.de>
23344 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23345 and fold constant aggregate refs.
23346 (fold_const_aggregate_ref): Handle string constants
23347 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23348 (evaluate_stmt): Simplify now that ccp_fold folds constant
23351 2008-03-15 Paul Brook <paul@codesourcery.com>
23353 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23354 (extzv): Use gen_extzv_t2.
23355 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23357 2008-03-15 Richard Guenther <rguenther@suse.de>
23359 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23360 (fold_const_aggregate_ref): Likewise.
23361 (get_value): Return NULL if we don't have any values.
23362 (ccp_finalize): Set const_val to NULL after freeing it.
23363 * tree-flow.h (get_symbol_constant_value): Declare.
23364 (fold_const_aggregate_ref): Likewise.
23365 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23367 2008-03-15 Richard Guenther <rguenther@suse.de>
23369 PR middle-end/35593
23370 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23371 to not produce negative array indices if not allowed. Add
23372 parameter to indicate that.
23373 (maybe_fold_offset_to_component_ref): Allow negative array
23374 indices only for the first member of a structure.
23375 (maybe_fold_offset_to_reference): Allow negative array indices.
23376 (maybe_fold_stmt_addition): Likewise.
23378 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23379 Anatoly Sokolov <aesok@post.ru>
23381 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23382 (avr_arch): Add ARCH_AVR6.
23383 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23384 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23385 instead of fixed value 2.
23386 (print_operand_address): Use gs() asm specifier instead of pm().
23387 (avr_assemble_integer): (Ditto.).
23388 (avr_output_addr_vec_elt): (Ditto.).
23389 (print_operand): Handle "!" code.
23390 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23391 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23392 (AVR_HAVE_EIJMP_EICALL): Define.
23393 (AVR_3_BYTE_PC): Redefine.
23394 (AVR_2_BYTE_PC): (Ditto.).
23395 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23396 (LINK_SPEC): Add atmega2560 and atmega2561.
23397 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23399 * config/avr/avr.md (call_insn): Use eicall instead of icall
23400 for 3 byte PC devices.
23401 (call_value_insn): (Ditto.).
23402 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23403 (indirect_jump): Use only for for 2 byte PC devices.
23404 (*tablejump): (Ditto.).
23405 (*indirect_jump_avr6): Add insn.
23406 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23407 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23408 instead of ijmp for 3 byte PC devices.
23409 (__tablejump2__): (Ditto.).
23410 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23411 (MULITLIB_DIRNAMES): (Ditto.).
23412 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23414 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23416 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23417 "sse2_umulsidi3". Use V1DI mode for operand 0.
23418 ("mmx_psadbw"): Use V1DI mode for operand 0.
23419 * config/i386/i386-modes.def (V1SI): New vector mode.
23420 * config/i386/i386.c (struct builtin_description)
23421 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23422 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23423 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23424 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23425 v1di_ftype_v8qi_v8qi type.
23426 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23428 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23429 __builtin_ia32_pmuludq]: Fix the mode of return value.
23431 2008-03-15 Richard Guenther <rguenther@suse.de>
23433 PR middle-end/35595
23434 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23437 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23439 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23440 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23441 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23442 unless TARGET_SERIALIZE_VOLATILE is enabled.
23443 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23444 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23445 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23447 2008-03-14 Richard Guenther <rguenther@suse.de>
23449 PR tree-optimization/34172
23450 * tree-flow.h (refs_may_alias_p): Declare.
23451 (get_single_def_stmt): Likewise.
23452 (get_single_def_stmt_from_phi): Likewise.
23453 (get_single_def_stmt_with_phi): Likewise.
23454 * tree-dfa.c (refs_may_alias_p): New function.
23455 (get_single_def_stmt): Likewise.
23456 (get_single_def_stmt_from_phi): Likewise.
23457 (get_single_def_stmt_with_phi): Likewise.
23458 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23459 (vn_reference_lookup_1): New helper function.
23460 (vn_reference_lookup): Walk the virtual use-def chain to
23461 continue searching for a match if the def does not alias the
23462 reference we are looking for.
23464 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23466 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23467 archive and Perzl. Update The Written Word listing.
23469 2008-03-14 Richard Guenther <rguenther@suse.de>
23471 PR tree-optimization/34043
23472 PR tree-optimization/33989
23473 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23475 (bitmap_find_leader): Use extra argument to verify dominance
23476 relationship inside a basic-block.
23477 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23478 (find_leader_in_sets): Adjust.
23479 (create_component_ref_by_pieces): Take extra argument for
23480 dominance check, handle lookup failures.
23481 (find_or_generate_expression): Likewise.
23482 (create_expression_by_pieces): Likewise.
23483 (insert_into_preds_of_block): Adjust.
23484 (create_value_expr_from): If asked for, verify all operands
23485 are in the blocks AVAIL_OUT set.
23486 (make_values_for_stmt): Check for SSA_NAMEs that are life
23487 over an abnormal edge.
23488 (compute_avail): Remove such check.
23489 (do_SCCVN_insertion): New function.
23490 (eliminate): If we do not find a leader suitable for replacement
23491 insert a replacement expression from SCCVN if available.
23492 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23493 (struct vn_ssa_aux): Add needs_insertion flag.
23494 * tree-ssa-sccvn.c (may_insert): New global flag.
23495 (copy_reference_ops_from_ref): Value-number union member access
23496 based on its size, not type and member if insertion is allowed.
23497 (visit_reference_op_load): For a weak match from union type
23498 punning lookup a view-converted value and insert a SSA_NAME
23499 for that value if that is not found.
23500 (visit_use): Make dumps shorter. Do not disallow value numbering
23501 SSA_NAMEs that are life over an abnormal edge to constants.
23502 (free_scc_vn): Release inserted SSA_NAMEs.
23503 (run_scc_vn): New flag to specify whether insertion is allowed.
23504 Process SSA_NAMEs in forward order.
23505 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23506 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23507 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23508 pointer type to/from integral types that do not change the
23509 precision to regular conversions.
23511 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23513 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23514 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23515 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23516 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23517 input arguments and the mode of return value. Built-in functions
23518 that operate on whole 64-bit MMX register now use V1DI mode.
23520 2008-03-13 Alon Dayan <alond@il.ibm.com>
23521 Olga Golovanevsky <olga@il.ibm.com>
23523 PR tree-optimization/35041
23524 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23525 to locate the right position in a statement.
23527 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23531 * config/i386/xmmintrin.h: Change all static inline functions to
23532 extern inline and add __gnu_inline__ attribute.
23533 * config/i386/bmintrin.h: Ditto.
23534 * config/i386/smmintrin.h: Ditto.
23535 * config/i386/tmmintrin.h: Ditto.
23536 * config/i386/mmintrin-common.h: Ditto.
23537 * config/i386/ammintrin.h: Ditto.
23538 * config/i386/emmintrin.h: Ditto.
23539 * config/i386/pmmintrin.h: Ditto.
23540 * config/i386/mmintrin.h: Ditto.
23541 * config/i386/mm3dnow.h: Ditto.
23543 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23545 PR middle-end/35185
23546 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23547 (lower_omp_2): New function.
23548 (lower_omp_1, lower_omp): Rewritten.
23550 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23553 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23554 with the phrase "Microsoft Windows compilers".
23555 (Push/Pop Macro Pragmas): New subsection. Document
23556 #pragma push_macro and pragma pop_macro.
23558 2008-03-12 Paul Brook <paul@codesourcery.com>
23560 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23562 2008-03-12 Paul Brook <paul@codesourcery.com>
23564 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23565 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23566 (thumb2_addsi_shortim): Rename ...
23567 (thumb2_addsi_short): ... to this. Allow register operands.
23568 (thumb2_subsi_short): New pattern.
23569 (thumb2_one_cmplsi2_short,
23570 thumb2_negsi2_short): New patterns and peepholes.
23572 2008-03-12 Paul Brook <paul@codesourcery.com>
23574 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23576 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23578 * config/i386/i386.md (int_cond): New code iterator.
23580 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23581 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23582 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23583 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23584 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23585 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23586 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23587 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23589 2008-03-12 Paul Brook <paul@codesourcery.com>
23591 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23592 instead of {arm,thumb}_compute_save_reg_mask.
23593 (output_return_instruction): Ditto.
23594 (thumb_unexpanded_epilogue): Ditto.
23595 (thumb1_expand_prologue): Ditto.
23596 (thumb1_output_function_prologue): Ditto.
23597 (arm_set_return_address): Ditto.
23598 (thumb_set_return_address): Ditto.
23599 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23600 regs to achieve stack alignment.
23601 (thumb1_compute_save_reg_mask): Fix compiler warning.
23602 (arm_output_epilogue): Use offsets->saved_regs_mask.
23603 Adjust stack pointer by poping call clobered registers.
23604 (arm_expand_prologue): Use offsets->saved_regs_mask.
23605 Adjust stack pointer by pushing extra registers.
23606 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23608 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23611 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23612 conversion to the operands of a multiplication.
23614 2008-03-12 Richard Guenther <rguenther@suse.de>
23616 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23617 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23618 * timevar.def (TV_TREE_PHIPROP): Add.
23619 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23620 pass description. Use TV_TREE_PHIPROP.
23621 * tree-ssa-forwprop.c: Remove phiprop code.
23623 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23625 PR middle-end/35549
23626 * omp-low.c (maybe_lookup_decl): Constify first argument.
23627 (use_pointer_for_field): Change last argument from bool to
23628 omp_context *. Disallow shared copy-in/out in nested
23629 parallel if decl is shared in outer parallel too.
23630 (build_outer_var_ref, scan_sharing_clauses,
23631 lower_rec_input_clauses, lower_copyprivate_clauses,
23632 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23634 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23635 Ira Rosen <irar@il.ibm.com>
23637 * tree-vectorizer.c (free_stmt_vec_info): New function.
23638 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23639 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23640 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23641 * tree-vect-transform.c (vectorizable_conversion): Free
23642 vec_oprnds0 if it was allocated.
23643 (vect_permute_store_chain): Remove unused VECs.
23644 (vectorizable_store): Free VECs that are allocated in the..
23646 (vect_transform_strided_load, vectorizable_load): Likewise.
23647 (vect_remove_stores): Simplify the code.
23648 (vect_transform_loop): Move code to vect_remove_stores().
23649 Call vect_remove_stores() and free_stmt_vec_info().
23651 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23653 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23654 TARGET_HPUX. Revise comment.
23655 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23656 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23657 Use sr4 variant of `be' instruction when not generating PIC code.
23658 (attr_length_call): Adjust for above change.
23660 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23662 * ipa-reference.c (static_execute): Remove module_statics_const and
23663 associated setting code.
23665 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23668 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23669 predicate for operand 1.
23670 (paritysi2_cmp): Use register_operand predicate for operand 2.
23671 Use earlyclobber modifier for operand 1. Remove support for
23673 (paritydi2_cmp): Use register_operand predicate for operand 3.
23674 Use earlyclobber modifier for operand 1. Remove support for
23677 2008-03-11 Paul Brook <paul@codesourcery.com>
23678 Vladimir Prus <vladimir@codesourcery.com>
23680 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23681 (arm_compute_save_reg0_reg12_mask): Always
23682 check if register 11 must be saved. Always safe hard frame pointer
23683 when frame_pointer_needeed.
23684 (arm_compute_save_reg_mask): Save IP and PC
23685 only with apcs frames.
23686 (arm_output_epilogue): Adjust Thumb2 codepath to
23687 be also invoked and work for ARM non-apcs frames.
23688 (arm_expand_prologue): Don't bother saving IP
23689 for non-apcs frame, since it's not clobbered by
23690 prologue code. Implement non-apcs frame
23693 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23695 PR rtl-optimization/35281
23696 * expr.c (convert_move): Use a new pseudo for the intermediate
23697 from_mode->word_mode result.
23699 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23701 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23702 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23703 * toplev.c (compile_file): Don't call it.
23705 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23707 PR middle-end/35526
23708 * expr.c (store_expr): Call emit_block_move if the mode
23709 of "temp" RTX is BLKmode.
23711 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23712 Richard Guenther <rguenther@suse.de>
23714 PR tree-optimization/31358
23715 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23716 the step with a NULL_TREE.
23717 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23718 to sizetype if type is a pointer type.
23719 (add_candidate_1): Don't convert the base and step to
23720 the generic type if the orginal type is a pointer type.
23721 (add_iv_value_candidates): Use sizetype for the step
23722 if type is a pointer type.
23723 (cand_value_at): Likewise.
23724 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23726 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23727 Don't convert the tem affine to the type.
23728 (add_elt_to_tree): Use sizetype for the step if a pointer.
23729 Use POINTER_PLUS_EXPR for pointers.
23730 (aff_combination_to_tree): Use sizetype for the step if a
23733 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23735 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23736 Remove commutativity hint.
23738 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23742 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23743 errorneous type. Check that v is a VAR_DECL.
23745 PR middle-end/35099
23746 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23748 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23750 PR tree-optimization/35494
23751 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23752 may be overriden at link and run time.
23754 2008-03-10 Richard Guenther <rguenther@suse.de>
23756 PR tree-optimization/34677
23757 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23758 (poolify_tree): Likewise.
23759 (modify_expr_template): Likewise.
23760 (poolify_modify_stmt): Likewise.
23761 (insert_fake_stores): Handle all component-ref style stores
23762 in addition to INDIRECT_REF. Also handle complex types.
23763 Do not poolify the inserted load.
23764 (realify_fake_stores): Do not rebuild the tree but only
23765 make it a SSA_NAME copy.
23766 (init_pre): Remove initialzation of modify_expr_template.
23767 Do not allocate modify_expr_node_pool.
23768 (fini_pre): Do not free modify_expr_node_pool.
23770 2008-03-10 Paul Brook <paul@codesourcery.com>
23772 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23773 to avoid conflicts.
23775 2008-03-10 Paul Brook <paul@codesourcery.com>
23776 Mark Shinwell <shinwell@codesourcery.com>
23778 * config/arm/cortex-r4.md: New.
23779 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23781 * config/arm/arm.md: Include cortex-r4.md.
23782 (insn): Add smmls, sdiv and udiv values.
23783 (generic_sched): Don't use generic scheduling for Cortex-R4.
23784 (arm_issue_rate): New function.
23785 (TARGET_SCHED_ISSUE_RATE): Define.
23787 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23789 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23791 2008-03-10 Richard Guenther <rguenther@suse.de>
23793 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23794 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23796 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23798 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23799 Set default to true.
23801 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23803 * c.opt (Wsynth): Deprecate.
23804 * doc/invoke.texi (Option Summary, Warning Options): Document
23805 -Wno-format-contains-nul.
23807 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23810 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23811 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23813 2008-03-09 Ira Rosen <irar@il.ibm.com>
23815 * config/rs6000/rs6000.c (builtin_description): Rename vector
23816 left shift operations.
23817 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23818 (altivec_vsl<VI_char>): Rename to ...
23819 (ashl<mode>3): ... new name.
23820 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23822 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23824 2008-03-08 Richard Guenther <rguenther@suse.de>
23826 * coverage.h (tree_coverage_counter_addr): Declare.
23827 * coverage.c (tree_coverage_counter_addr): New function.
23828 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23829 before using again.
23830 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23831 (tree_gen_one_value_profiler): Likewise.
23832 (tree_gen_ic_profiler): Likewise.
23833 (tree_gen_average_profiler): Likewise.
23834 (tree_gen_ior_profiler): Likewise.
23836 2008-03-08 Richard Guenther <rguenther@suse.de>
23838 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23839 (vn_binary_op_insert): Likewise.
23840 (vn_unary_op_lookup): Likewise.
23841 (vn_unary_op_insert): Likewise.
23842 (vn_nary_op_lookup): Declare.
23843 (vn_nary_op_insert): Likewise.
23844 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23845 and binary hashes, use a single obstack for unary_op_pool
23846 and binary_op_pool.
23847 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23848 a single struct vn_nary_op_s. Store tree code length and
23849 a variable number of operands.
23850 (struct vn_reference_op_struct): Remove unused op2.
23851 (vn_reference_op_eq): Do not compare op2.
23852 (vn_reference_op_compute_hash): Do not compute hash of op2.
23853 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23854 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23855 with vn_nary_op_compute_hash.
23856 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23857 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23859 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23861 (visit_unary_op): Call nary functions.
23862 (visit_binary_op): Likewise.
23863 (process_scc): Adjust for struct vn_tables_s changes.
23864 (allocate_vn_table): Likewise.
23865 (free_vn_table): Likewise.
23866 * tree-vn.c (vn_add): Call nary functions.
23867 (vn_lookup): Likewise.
23869 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23872 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23873 wdst back after sync_compare_and_swapqhi_internal.
23875 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23878 * config/i386/i386-modes.def (V1DI): New vector mode.
23879 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23880 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23881 (MMXMODE248): Ditto.
23882 (MMXMODE): Add V1DI mode.
23883 (mmxvecsize): Change DI mode to V1DI mode.
23884 ("mov<mode>): Use MMXMODEI8 mode iterator.
23885 ("*mov<mode>_internal_rex64"): Ditto.
23886 ("*mov<mode>_internal"): Ditto.
23887 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23888 ("mmx_sub<mode>3"): Ditto.
23889 ("mmx_adddi3"): Remove insn pattern.
23890 ("mmx_subdi3"): Ditto.
23891 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23892 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23893 ("mmx_ashl<mode>3"): Ditto.
23894 ("mmx_lshrdi3"): Remove insn pattern.
23895 ("mmx_ashldi3"): Ditto.
23896 * config/i386/i386.c (classify_argument): Handle V1DImode.
23897 (function_arg_advance_32): Ditto.
23898 (function_arg_32): Ditto.
23899 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23900 mmx_addv1di3 insn pattern.
23901 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23902 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23903 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23904 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23905 Remove definitions of built-in functions.
23906 (V1DI_type_node): New node.
23907 (v1di_ftype_v1di_int): Ditto.
23908 (v1di_ftype_v1di_v1di): Ditto.
23909 (v2si_ftype_v2si_si): Ditto.
23910 (v4hi_ftype_v4hi_di): Remove node.
23911 (v2si_ftype_v2si_di): Ditto.
23912 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23913 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23914 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23915 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23916 Add new builtins using def_builtin_const.
23917 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23918 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23919 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23920 * config/i386/mmintrin.h (__v1di): New typedef.
23921 (_mm_add_si64): Cast arguments to __v1di type.
23922 (_mm_sub_si64): Ditto.
23923 (_mm_sll_pi16): Cast __count to __v4hi type.
23924 (_mm_sll_pi32): Cast __count to __v2si type.
23925 (_mm_sll_si64): Cast arguments to __v1di type.
23926 (_mm_srl_pi16): Cast __count to __v4hi type.
23927 (_mm_srl_pi32): Cast __count to __v2si type.
23928 (_mm_srl_si64): Cast arguments to __v1di type.
23929 (_mm_sra_pi16): Cast __count to __v4hi type.
23930 (_mm_sra_pi32): Cast __count to __v2si type.
23931 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23932 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23933 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23934 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23935 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23936 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23937 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23938 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23939 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23940 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23941 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23942 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23944 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23946 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23948 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23951 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23952 reg+const addressing for Altivec modes. Don't generate reg+reg
23953 addressing for TFmode or TDmode quantities.
23955 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23957 * c-common.c (vector_types_convertible_p): Call langhook
23958 instead of comptypes.
23960 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23963 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23964 integral and scalar float variables which have a
23967 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23969 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23970 dwarf_register_span hook when emitting unwind information for
23971 register-to-memory saves.
23972 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23973 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23975 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23977 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23978 for the same VAR_DECL.
23980 2008-03-06 Tom Tromey <tromey@redhat.com>
23982 * treelang: Delete.
23983 * doc/standards.texi (Standards): Don't mention treelang.
23984 * doc/invoke.texi (Overall Options): Don't mention treelang.
23985 * doc/install.texi (Prerequisites): Don't mention bison or
23987 (Configuration): Don't mention treelang.
23988 (Building): Likewise.
23989 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23991 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23993 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23994 word-extractions out of a multi-word object.
23996 2008-03-06 Richard Guenther <rguenther@suse.de>
23998 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23999 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24000 result type and precision.
24001 * expr.c (get_inner_reference): Set unsignedp based on the result
24002 type of BIT_FIELD_REF.
24003 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24004 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24005 (try_instantiate_multiple_fields): Likewise. Use the correct type
24007 (sra_build_assignment): Likewise.
24008 (sra_build_elt_assignment): Likewise.
24009 (sra_explode_bitfield_assignment): Likewise.
24010 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24011 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24012 set BIT_FIELD_REF_UNSIGNED.
24013 (vectorizable_load): Likewise.
24015 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24017 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24020 2008-03-06 Richard Guenther <rguenther@suse.de>
24022 * alias.c (struct alias_set_entry): Move has_zero_child field
24023 to pack with alias_set.
24025 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24027 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24030 2008-03-05 Ian Lance Taylor <iant@google.com>
24032 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24034 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24036 * fwprop.c (update_df): Support width and offset parameters of
24038 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24039 global_conflicts): Change DF_REF_EXTRACT to either
24040 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24041 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24042 * df-scan.c (df_ref_record, df_defs_record,
24043 df_ref_create_structure, df_def_record_1, df_uses_record,
24044 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24045 df_bb_refs_collect, df_entry_block_defs_collect,
24046 df_exit_block_uses_collect): Support new width and offset fields.
24047 (ref_extract_pool): New storage pool.
24048 (df_free_ref): New function.
24049 (df_reg_chain_unlink, df_free_collection_rec,
24050 df_sort_and_compress_refs): Call df_free_ref.
24051 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24053 (df_ref_create_structure): Allocate df_ref_extract if offset and
24054 width fields are used.
24055 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24056 (df_uses_record): Get offset and width from ZERO_EXTRACT
24058 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24059 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24060 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24061 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24062 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24063 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24064 (df_ref_extract): New structure.
24065 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24066 (df_ref_create): Add width and offset parameters.
24068 2008-03-05 Richard Guenther <rguenther@suse.de>
24070 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24071 Use ranges_overlap_p.
24072 (offset_overlaps_with_access): Rename
24073 to ranges_overlap_p and move ...
24074 * tree-flow-inline.h (ranges_overlap_p): ... here.
24076 * tree.h (get_inner_reference, handled_component_p): Update
24079 * tree.h (record_component_aliases, get_alias_set,
24080 alias_sets_conflict_p, alias_sets_must_conflict_p,
24081 objects_must_conflict_p): Move declarations ...
24082 * alias.h (record_component_aliases, get_alias_set,
24083 alias_sets_conflict_p, alias_sets_must_conflict_p,
24084 objects_must_conflict_p): ... here.
24085 Include coretypes.h.
24086 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24088 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24090 * cfg.c: Include tree-flow.h.
24091 (remove_edge_raw): Call redirect_edge_var_map_clear.
24092 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24093 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24094 (redirect_edge_var_map_result): New.
24095 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24096 PENDING_STMT use with redirect_edge_var_map_*.
24097 * tree-ssa.c (edge_var_maps): New definition.
24098 (redirect_edge_var_map_add): New.
24099 (redirect_edge_var_map_clear): New.
24100 (redirect_edge_var_map_dup): New.
24101 (redirect_edge_var_map_vector): New.
24102 (redirect_edge_var_map_destroy): New.
24103 (ssa_redirect_edge): Replace PENDING_STMT use with
24104 redirect_edge_var_map_*.
24105 (flush_pending_stmts): Same.
24106 (delete_tree_ssa): Destroy edge var map.
24107 * tree-flow.h (struct _edge_var_map): New.
24108 Define edge_var_map vector type.
24109 Declare redirect_edge_var_map_* prototypes.
24110 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24111 * tree-cfg.c (reinstall_phi_args): Replace
24112 PENDING_STMT use with redirect_edge_var_map_*.
24114 2008-03-05 Richard Guenther <rguenther@suse.de>
24116 PR tree-optimization/35472
24117 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24118 whose single use_stmt has a overlapping set of loaded and
24119 stored symbols as that use_stmt might be a noop assignment then.
24121 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24123 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24125 2008-03-05 Richard Guenther <rguenther@suse.de>
24128 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24129 should be constants.
24130 * tree-cfg.c (verify_expr): Verify it.
24131 * fold-const.c (fold_truthop): Remove code generating
24132 BIT_FIELD_REFs of structure bases.
24133 (fold_binary): Likewise.
24134 (fold_ternary): Position and size of BIT_FIELD_REFs are
24135 always host integers.
24136 (make_bit_field_ref): Remove.
24137 (optimize_bit_field_compare): Remove.
24138 (all_ones_mask_p): Remove.
24140 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24143 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24144 (split_block_and_df_analyze): New. Split basic block and rebuild
24146 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24148 (split_pattern_seq): Likewise.
24149 (erase_matching_seqs): Likewise.
24150 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24152 2008-03-04 Geoff Keating <geoffk@apple.com>
24154 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24155 declaration and code.
24156 (tree_invalid_nonnegative_warnv_p): Likewise.
24158 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24160 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24161 examples. Truncate option-names then causing overfull hbox.
24163 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24166 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24168 * configure: Rebuilt.
24170 2008-03-04 Rafael Espíndola <espindola@google.com>
24172 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24173 (tree_unary_nonnegative_warnv_p): New.
24174 (tree_binary_nonnegative_warnv_p): New.
24175 (tree_single_nonnegative_warnv_p): New.
24176 (tree_invalid_nonnegative_warnv_p): New.
24177 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24179 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24182 * opts.c (handle_option): Postpone 'unknown option' errors only for
24185 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24188 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24191 2008-03-04 Rafael Espíndola <espindola@google.com>
24193 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24194 (tree_binary_nonzero_warnv_p): New.
24195 (tree_single_nonzero_warnv_p): New.
24196 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24198 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24200 PR middle-end/35456
24201 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24202 transformations for modes that have signed zeros.
24203 * ifcvt.c (noce_try_abs): Ditto.
24205 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24207 * config/i386/i386.c (override_options): Force
24208 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24210 2008-03-04 Jan Hubicka <jh@suse.cz>
24213 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24216 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24218 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24219 label to probe the stack.
24221 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24223 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24224 (__gthr_win32_mutex_destroy): Declare.
24225 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24226 __gthr_win32_mutex_destroy.
24227 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24229 2008-03-03 Jan Hubicka <jh@suse.cz>
24232 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24233 aggressive on inlining cold calls.
24235 2008-03-03 Richard Guenther <rguenther@suse.de>
24237 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24238 struct copies into the expression table.
24239 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24240 (try_to_simplify): Likewise.
24241 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24242 integral and pointer arguments which do not change the
24243 precision to NOP_EXPRs.
24244 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24245 VIEW_CONVERT_EXPR case.
24247 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24249 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24250 defined in a loop at depth 0 is invariant.
24251 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24252 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24253 be called at loop depth 0.
24255 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24258 * gcc.c (process_command): Update copyright notice dates.
24259 * gcov.c (print_version): Likewise.
24260 * gcov-dump.c (print_version): Likewise.
24261 * mips-tfile.c (main): Likewise.
24262 * mips-tdump.c (main): Likewise.
24264 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24267 * c-common.c (flag_permissive): Delete.
24268 (constant_expression_warnings): Check flags first.
24269 (constant_expression_error): New.
24270 * c-common.h (flag_permissive): Delete.
24271 (constant_expression_error): Declare.
24272 * flags.h (flag_permissive): Declare. Update description.
24273 * diagnostic.c (pedwarn): Update.
24275 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24276 (permissive_error_kind): New.
24277 * toplev.c (flag_permissive): Define. Update description.
24278 * toplev.h (permissive_error_kind): Declare.
24279 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24280 (pedwarn_c90): Use pedantic_warning_kind.
24281 * c-opts.c (c_common_post_options): flag_permissive does not affect
24282 flag_pedantic_errors.
24284 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24286 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24287 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24288 __absvsi2, __absvDI2): Use unsigned arithmetic.
24290 2008-03-02 Andi Kleen <ak@suse.de>
24291 Richard Guenther <rguenther@suse.de>
24293 * struct-equiv.c: Remove file.
24294 * cfg_cleanup.c (condjump_equiv_p): Remove.
24295 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24296 (struct-equiv.o): Remove rule.
24297 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24298 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24299 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24301 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24303 * ifcvt.c (noce_process_if_block): Try to handle only the then
24304 block if the else block exists but isn't suitable.
24306 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24309 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24310 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24311 regression from previous patch.
24313 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24316 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24318 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24319 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24320 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24321 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24322 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24323 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24324 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24325 (__gthread_mutex_destroy_function): Rename to
24326 __gthread_mutex_destroy.
24327 * gthr-dce.h (__gthread_mutex_destroy): Call
24328 pthread_mutex_destroy.
24329 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24330 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24331 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24333 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24335 * df-scan.c (df_ref_chain_change_bb): Simplify.
24336 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24337 set_block_for_insn if there's any change.
24338 * df.h ((df_insn_change_bb): Fix prototype.
24339 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24340 df_insn_change_bb, don't call set_block_for_insn.
24341 * emit-rtl.c (reorder_insns): Likewise.
24342 * haifa-sched.c (move_insn): Likewise.
24344 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24346 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24348 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24350 * tree-flow-inline.h (next_readonly_imm_use): Return
24351 NULL_USE_OPERAND_P after the end.
24353 2008-03-01 Richard Guenther <rguenther@suse.de>
24355 PR tree-optimization/35411
24356 * tree-sra.c (sra_build_assignment): Split conversion to
24357 final type to a separate statement if we are not assigning
24360 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24362 * fold-const.c (fold_convertible_p): Correct the logic to follow
24363 that in fold_convert().
24365 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24368 * tree-inline.c (build_duplicate_type): When we make a
24369 duplicate type, make it unique in the canonical types system.
24371 2008-02-29 Tom Tromey <tromey@redhat.com>
24373 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24374 input_file_stack_history, input_file_stack_restored): Remove.
24375 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24376 * input.h (struct file_stack): Remove.
24377 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24378 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24380 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24382 (diagnostic_last_module_changed): Add 'map' argument.
24383 (diagnostic_set_last_function): Likewise.
24384 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24385 line map, not input_file_stack.
24386 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24388 2008-02-29 Paul Brook <paul@codesourcery.com>
24390 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24392 2008-02-29 Paul Brook <paul@codesourcery.com>
24394 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24396 2008-02-29 Richard Guenther <rguenther@suse.de>
24398 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24400 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24401 value for comparing for a store match.
24402 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24403 (try_to_simplify): Do not do a full-blown reference lookup.
24405 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24407 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24408 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24410 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24412 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24414 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24415 strides against cache sizes.
24417 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24419 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24422 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24424 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24425 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24426 is smaller than the original promoted value.
24427 (simplify_subreg): If OP is a SUBREG, try to preserve its
24428 SUBREG_PROMOTED_VAR_P information.
24430 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24432 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24433 (VN_INFO_GET): Allocate new objects on the obstack.
24434 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24435 for rpo_numbers_temp, for consistency.
24436 (free_scc_vn): Free the obstack.
24438 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24440 * doc/invoke.texi: Document -ftree-loop-distribution.
24441 * tree-loop-distribution.c: New.
24442 * tree-pass.h (pass_loop_distribution): New.
24443 * graphds.h (struct graph): Add htab_t indices.
24444 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24445 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24446 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24447 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24448 * tree-data-ref.c (debug_data_dependence_relations): New.
24449 (dump_data_dependence_relation): Also print data references.
24450 (free_data_ref): Extern.
24451 (same_access_functions): Moved...
24452 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24453 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24454 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24455 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24456 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24457 (stmts_from_loop): Skip LABEL_EXPR.
24458 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24460 (build_rdg): Initialize rdg->indices htab.
24461 (free_rdg, stores_from_loop, ref_base_address,
24462 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24463 have_similar_memory_accesses_1, ref_base_address_1,
24464 remove_similar_memory_refs): New.
24465 * tree-data-ref.h: Depend on tree-chrec.h.
24466 (debug_data_dependence_relations, free_data_ref): Declared.
24467 (same_access_functions): ... here.
24468 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24470 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24471 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24472 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24473 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24474 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24475 rdg_vertex_for_stmt): Declared.
24476 (struct rdg_edge): Add level.
24478 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24479 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24481 (rdg_has_similar_memory_accesses): New.
24482 * tree-vect-analyze.c: Remove unused static decls.
24483 * lambda.h (dependence_level): New.
24484 * common.opt (ftree-loop-distribution): New.
24485 * tree-flow.h (mark_virtual_ops_in_bb,
24486 slpeel_tree_duplicate_loop_to_edge_cfg,
24487 rename_variables_in_loop): Declared.
24488 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24489 (OBJS-common): Add tree-loop-distribution.o.
24490 (tree-loop-distribution.o): New rule.
24491 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24492 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24493 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24495 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24498 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24499 other than structures and unions.
24501 2008-02-28 Richard Guenther <rguenther@suse.de>
24504 2008-02-26 Richard Guenther <rguenther@suse.de>
24506 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24507 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24508 (lookup_decl_from_uid): Declare.
24509 (remove_decl_from_map): Likewise.
24510 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24511 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24512 (decl_for_uid_map): New global hashtable mapping DECL_UID
24514 (init_ttree): Allocate it.
24515 (insert_decl_to_uid_decl_map): New helper function.
24516 (make_node_stat): Insert new decls into the map.
24517 (copy_node_stat): Likewise.
24518 (lookup_decl_from_uid): New function.
24519 (remove_decl_from_map): Likewise.
24520 (print_decl_for_uid_map_statistics): New helper.
24521 (dump_tree_statistics): Call it.
24523 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24524 (referenced_var_iterator): Adjust.
24525 (FOR_EACH_REFERENCED_VAR): Adjust.
24526 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24527 (num_referenced_vars): Adjust.
24528 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24529 (first_referenced_var): Remove.
24530 (end_referenced_vars_p): Likewise.
24531 (next_referenced_var): Likewise.
24532 (referenced_var_iterator_set): New helper function.
24533 * tree-dfa.c (referenced_var_lookup): Adjust.
24534 (referenced_var_check_and_insert): Likewise.
24535 (remove_referenced_var): Likewise.
24536 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24537 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24538 (verify_call_clobbering): Likewise.
24539 (verify_memory_partitions): Likewise.
24540 (init_tree_ssa): Allocate bitmap instead of hashtable for
24542 (delete_tree_ssa): Adjust.
24543 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24544 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24545 (compute_tag_properties): Likewise.
24546 (set_initial_properties): Likewise.
24547 (find_partition_for): Likewise.
24548 (update_reference_counts): Likewise.
24549 (dump_may_aliases_for): Likewise.
24550 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24551 (add_call_clobber_ops): Likewise.
24552 (add_call_read_ops): Likewise.
24553 (get_asm_expr_operands): Likewise.
24554 * tree-into-ssa.c (dump_decl_set): Likewise.
24555 (update_ssa): Likewise.
24556 * tree-sra.c (scan_function): Likewise.
24557 (decide_instantiations): Likewise.
24558 (scalarize_parms): Likewise.
24559 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24560 (dsa_named_for): Likewise.
24561 * tree-ssa-structalias.c (update_alias_info): Likewise.
24562 (merge_smts_into): Likewise.
24564 2008-02-27 David Daney <ddaney@avtrex.com>
24567 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24568 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24569 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24570 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24571 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24573 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24576 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24577 (BUILT_IN_NEXTTOWARD): Remove.
24578 (BUILT_IN_NEXTTOWARDF): Ditto.
24579 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24580 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24582 2008-02-27 Tom Tromey <tromey@redhat.com>
24584 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24585 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24587 2008-02-27 Jan Beulich <jbeulich@novell.com>
24589 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24590 update the respective field on newdecl.
24592 2008-02-27 Revital Eres <eres@il.ibm.com>
24594 PR rtl-optimization/34999
24595 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24596 crossing edges that ends with a call insn.
24597 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24598 call insn and clear the EDGE_CROSSING flag of the crossing edge
24599 when fixing fallthru edges.
24601 2008-02-27 Richard Guenther <rguenther@suse.de>
24603 PR middle-end/35390
24604 * fold-const.c (fold_unary): Return the correct argument,
24605 converted to the result type.
24607 2008-02-27 Richard Guenther <rguenther@suse.de>
24609 PR middle-end/34971
24610 * expr.c (expand_expr_real_1): Assert on rotates that operate
24612 * fold-const.c (fold_binary): Use the types precision, not the
24613 bitsize of the mode if folding rotate expressions. Build rotates
24614 only for full modes.
24616 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24618 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24619 and CPP_PRAGMA_EOL.
24620 * c-pragma.c (pragma_ns_name): New typedef.
24621 (registered_pp_pragmas): New variable.
24622 (c_pp_lookup_pragma): New function.
24623 (c_register_pragma_1): If flag_preprocess_only, do nothing
24624 for non-expanded pragmas, for expanded ones push pragma's
24625 namespace and name into registered_pp_pragmas vector.
24626 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24627 flag_preprocess_only, don't register GCC pch_preprocess
24628 pragma if flag_preprocess_only.
24629 * c-opts.c (c_common_init): Call init_pragma even if
24630 flag_preprocess_only.
24631 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24632 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24633 cpp_register_pragma if flag_preprocess_only.
24635 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24638 * c-parser.c (c_parser_translation_unit): Warn for empty
24639 translation unit, not empty source file.
24641 2008-02-26 Paul Brook <paul@codesourcery.com>
24643 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24644 operand for Thumb-2.
24645 * config/arm/arm.h (reg_class): Add CORE_REGS.
24646 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24647 (BASE_REG_CLASS): Use CORE_REGS.
24648 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24649 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24650 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24651 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24652 ARM_REGNO_OK_FOR_INDEX_P.
24653 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24654 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24655 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24656 (ldm/stm peepholes): Ditto.
24657 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24658 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24659 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24660 * config/arm/constraints.md: Enable "k" constraint on ARM.
24662 2008-02-27 Ben Elliston <bje@au.ibm.com>
24664 * config/rs6000/rs6000.c: Annotate cache line size field in all
24665 instances of struct processor_costs.
24667 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24669 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24670 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24671 jump_bypass): New counters.
24672 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24673 * dce.c (gate_ud_dce): Same.
24674 (gate_fast_dce): Same.
24675 * dse.c (gate_dse1): New function.
24676 (gate_dse2): New function.
24677 (gate_dse): Merge results of new gate functions.
24678 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24679 (gate_handle_jump_bypass): Add dbg_cnt.
24680 (gate_handle_gcse): Add dbg_cnt.
24681 * ifcvt.c (gate_handle_if_conversion): Same.
24682 (gate_handle_if_after_combine): Same.
24683 (gate_handle_if_after_reload): Same.
24684 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24686 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24688 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24690 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24692 2008-02-26 Jason Merrill <jason@redhat.com>
24695 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24696 alone if it's the naming decl for the type's main variant.
24698 2008-02-26 Tom Tromey <tromey@redhat.com>
24700 * system.h (USE_MAPPED_LOCATION): Poison.
24701 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24702 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24703 (make_goto_expr_edges): Likewise.
24704 (remove_bb): Likewise.
24705 (execute_warn_function_return): Likewise.
24706 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24708 * c-common.c (fname_decl): Remove old location code.
24709 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24711 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24713 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24714 (gen_rtx_ASM_INPUT): Likewise.
24715 (gen_rtx_ASM_INPUT_loc): Likewise.
24716 (get_rtx_asm_OPERANDS): Remove.
24717 * cfglayout.c (insn_locators_alloc): Remove old location code.
24718 (set_curr_insn_source_location): Likewise.
24719 (curr_insn_locator): Likewise.
24720 * print-tree.c (print_node): Remove old location code.
24721 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24722 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24723 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24724 location_from_locus.
24725 (construct_exit_block): Remove old location code.
24726 * emit-rtl.c (force_next_line_note): Remove old location code.
24727 * profile.c (branch_prob): Remove old location code.
24728 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24729 LOC_LINE): Remove old-location variants.
24730 * langhooks.c (lhd_print_error_function): Remove old location
24732 * configure, config.in: Rebuilt.
24733 * configure.ac (--enable-mapped-location): Remove.
24734 * c-decl.c (c_init_decl_processing): Remove old location code.
24735 (finish_function): Likewise.
24736 * recog.c (decode_asm_operands): Remove old location code.
24737 * c-pch.c (c_common_read_pch): Remove old location code.
24738 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24740 * gimple-low.c (lower_function_body): Remove old location code.
24741 * toplev.c (unknown_location): Remove.
24742 (push_srcloc): Remove old-location variant.
24743 (process_options): Remove old location code.
24744 (lang_dependent_init): Likewise.
24745 * input.h (UNKNOWN_LOCATION): Move definition.
24746 (location_t): Undeprecate.
24747 (source_locus): Remove.
24748 (location_from_locus): Remove.
24749 (struct location_s): Remove.
24750 Remove all old-location code.
24751 (input_line, input_filename): Remove.
24752 * final.c (final_scan_insn): Remove old location code.
24753 * diagnostic.c (diagnostic_build_prefix): Remove
24754 USE_MAPPED_LOCATION test.
24755 * tree.h (gimple_stmt) <locus>: Now a location_t.
24756 (tree_exp) <locus>: Likewise.
24757 (DECL_IS_BUILTIN): Remove old-location variant.
24758 (annotate_with_file_line, annotate_with_locus): Likewise.
24759 (expr_locus, set_expr_locus): Update.
24760 * tree.c (build1_stat): Remove old location code.
24761 (last_annotated_node): Remove.
24762 (annotate_with_file_line): Remove old-location variant.
24763 (annotate_with_locus): Likewise.
24764 (expr_location): Remove old location code.
24765 (set_expr_location): Likewise.
24766 (expr_has_location): Likewise.
24767 (expr_locus): Likewise.
24768 (set_expr_locus): Likewise.
24769 (expr_filename): Don't use location_from_locus.
24770 (expr_lineno): Likewise.
24771 * rtl-error.c (location_for_asm): Remove old location code.
24772 * c-lex.c (cb_line_change): Remove old location code.
24773 (fe_file_change): Likewise.
24774 (cb_def_pragma): Likewise.
24775 (c_lex_with_flags): Likewise.
24776 * gengtype.c (do_typedef): Don't special-case location types.
24777 (define_location_structures): Remove.
24778 (main): Don't call define_location_structures.
24779 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24782 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24785 * builtins.def (BUILT_IN_STDARG_START): Remove.
24786 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24787 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24788 * tree-inline.c (inline_forbidden_p_1): Likewise.
24790 2008-02-26 Richard Guenther <rguenther@suse.de>
24792 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24793 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24794 (lookup_decl_from_uid): Declare.
24795 (remove_decl_from_map): Likewise.
24796 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24797 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24798 (decl_for_uid_map): New global hashtable mapping DECL_UID
24800 (init_ttree): Allocate it.
24801 (insert_decl_to_uid_decl_map): New helper function.
24802 (make_node_stat): Insert new decls into the map.
24803 (copy_node_stat): Likewise.
24804 (lookup_decl_from_uid): New function.
24805 (remove_decl_from_map): Likewise.
24806 (print_decl_for_uid_map_statistics): New helper.
24807 (dump_tree_statistics): Call it.
24809 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24810 (referenced_var_iterator): Adjust.
24811 (FOR_EACH_REFERENCED_VAR): Adjust.
24812 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24813 (num_referenced_vars): Adjust.
24814 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24815 (first_referenced_var): Remove.
24816 (end_referenced_vars_p): Likewise.
24817 (next_referenced_var): Likewise.
24818 (referenced_var_iterator_set): New helper function.
24819 * tree-dfa.c (referenced_var_lookup): Adjust.
24820 (referenced_var_check_and_insert): Likewise.
24821 (remove_referenced_var): Likewise.
24822 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24823 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24824 (verify_call_clobbering): Likewise.
24825 (verify_memory_partitions): Likewise.
24826 (init_tree_ssa): Allocate bitmap instead of hashtable for
24828 (delete_tree_ssa): Adjust.
24829 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24830 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24831 (compute_tag_properties): Likewise.
24832 (set_initial_properties): Likewise.
24833 (find_partition_for): Likewise.
24834 (update_reference_counts): Likewise.
24835 (dump_may_aliases_for): Likewise.
24836 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24837 (add_call_clobber_ops): Likewise.
24838 (add_call_read_ops): Likewise.
24839 (get_asm_expr_operands): Likewise.
24840 * tree-into-ssa.c (dump_decl_set): Likewise.
24841 (update_ssa): Likewise.
24842 * tree-sra.c (scan_function): Likewise.
24843 (decide_instantiations): Likewise.
24844 (scalarize_parms): Likewise.
24845 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24846 (dsa_named_for): Likewise.
24847 * tree-ssa-structalias.c (update_alias_info): Likewise.
24848 (merge_smts_into): Likewise.
24850 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24853 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24854 * c-opts.c (c_common_handle_option): Wall enables
24855 Wvolatile-register-var.
24856 * common.opt: Move Wvolatile-register-var to...
24859 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24861 * common.opt (Wlarger-than=): New.
24862 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24864 * opts.c (common_handle_option): Handle -Wlarger-than=.
24865 * optc-gen.awk: Likewise.
24866 * opth-gen.awk: Likewise.
24867 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24868 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24870 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24872 * c-common.c (match_case_to_enum_1): Add appropriate
24873 OPT_W* parameter to warning.
24874 (c_do_switch_warnings): Likewise.
24875 * c-typeck.c (warning_init): Add one more parameter following
24876 'warning' function.
24877 (push_init_level): Update call to warning_init.
24878 (pop_init_level): Likewise.
24879 (add_pending_init): Likewise.
24880 (output_init_element: Likewise.
24882 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24885 * toplev.c (toplev_main): If there are warnings or error, print
24886 errors for ignored options.
24887 * opts.c (ignored_options): New static variable.
24888 (postpone_unknown_option_error): New.
24889 (print_ignored_options): New.
24890 (handle_option): Postpone errors for unknown -Wno-* options.
24891 * opts.h (print_ignored_options): Declare.
24893 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24895 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24898 2008-02-25 Richard Guenther <rguenther@suse.de>
24901 2008-02-25 Richard Guenther <rguenther@suse.de>
24903 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24904 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24905 (lookup_decl_from_uid): Declare.
24906 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24907 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24908 (decl_for_uid_map): New global hashtable mapping DECL_UID
24910 (init_ttree): Allocate it.
24911 (insert_decl_to_uid_decl_map): New helper function.
24912 (make_node_stat): Insert new decls into the map.
24913 (copy_node_stat): Likewise.
24914 (lookup_decl_from_uid): New function.
24915 (print_decl_for_uid_map_statistics): New helper.
24916 (dump_tree_statistics): Call it.
24918 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24919 (referenced_var_iterator): Adjust.
24920 (FOR_EACH_REFERENCED_VAR): Adjust.
24921 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24922 (num_referenced_vars): Adjust.
24923 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24924 (first_referenced_var): Remove.
24925 (end_referenced_vars_p): Likewise.
24926 (next_referenced_var): Likewise.
24927 (referenced_var_iterator_set): New helper function.
24928 * tree-dfa.c (referenced_var_lookup): Adjust.
24929 (referenced_var_check_and_insert): Likewise.
24930 (remove_referenced_var): Likewise.
24931 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24932 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24933 (verify_call_clobbering): Likewise.
24934 (verify_memory_partitions): Likewise.
24935 (init_tree_ssa): Allocate bitmap instead of hashtable for
24937 (delete_tree_ssa): Adjust.
24938 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24939 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24940 (compute_tag_properties): Likewise.
24941 (set_initial_properties): Likewise.
24942 (find_partition_for): Likewise.
24943 (update_reference_counts): Likewise.
24944 (dump_may_aliases_for): Likewise.
24945 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24946 (add_call_clobber_ops): Likewise.
24947 (add_call_read_ops): Likewise.
24948 (get_asm_expr_operands): Likewise.
24949 * tree-into-ssa.c (dump_decl_set): Likewise.
24950 (update_ssa): Likewise.
24951 * tree-sra.c (scan_function): Likewise.
24952 (decide_instantiations): Likewise.
24953 (scalarize_parms): Likewise.
24954 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24955 (dsa_named_for): Likewise.
24956 * tree-ssa-structalias.c (update_alias_info): Likewise.
24957 (merge_smts_into): Likewise.
24959 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24962 * doc/invoke.texi (-fcx-limited-range): Document new option.
24963 * toplev.c (process_options): Handle -fcx-fortran-rules.
24964 * common.opt: Add documentation for -fcx-fortran-rules.
24966 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24969 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24970 actual behaviour and C99.
24972 2008-02-26 Ben Elliston <bje@au.ibm.com>
24974 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24975 (ASM_CPU_POWER6_SPEC): Likewise.
24976 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24977 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24978 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24980 2008-02-25 Richard Guenther <rguenther@suse.de>
24982 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24983 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24984 (lookup_decl_from_uid): Declare.
24985 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24986 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24987 (decl_for_uid_map): New global hashtable mapping DECL_UID
24989 (init_ttree): Allocate it.
24990 (insert_decl_to_uid_decl_map): New helper function.
24991 (make_node_stat): Insert new decls into the map.
24992 (copy_node_stat): Likewise.
24993 (lookup_decl_from_uid): New function.
24994 (print_decl_for_uid_map_statistics): New helper.
24995 (dump_tree_statistics): Call it.
24997 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24998 (referenced_var_iterator): Adjust.
24999 (FOR_EACH_REFERENCED_VAR): Adjust.
25000 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25001 (num_referenced_vars): Adjust.
25002 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25003 (first_referenced_var): Remove.
25004 (end_referenced_vars_p): Likewise.
25005 (next_referenced_var): Likewise.
25006 (referenced_var_iterator_set): New helper function.
25007 * tree-dfa.c (referenced_var_lookup): Adjust.
25008 (referenced_var_check_and_insert): Likewise.
25009 (remove_referenced_var): Likewise.
25010 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25011 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25012 (verify_call_clobbering): Likewise.
25013 (verify_memory_partitions): Likewise.
25014 (init_tree_ssa): Allocate bitmap instead of hashtable for
25016 (delete_tree_ssa): Adjust.
25017 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25018 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25019 (compute_tag_properties): Likewise.
25020 (set_initial_properties): Likewise.
25021 (find_partition_for): Likewise.
25022 (update_reference_counts): Likewise.
25023 (dump_may_aliases_for): Likewise.
25024 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25025 (add_call_clobber_ops): Likewise.
25026 (add_call_read_ops): Likewise.
25027 (get_asm_expr_operands): Likewise.
25028 * tree-into-ssa.c (dump_decl_set): Likewise.
25029 (update_ssa): Likewise.
25030 * tree-sra.c (scan_function): Likewise.
25031 (decide_instantiations): Likewise.
25032 (scalarize_parms): Likewise.
25033 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25034 (dsa_named_for): Likewise.
25035 * tree-ssa-structalias.c (update_alias_info): Likewise.
25036 (merge_smts_into): Likewise.
25038 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25041 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25042 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25043 * alias.h (nonoverlapping_memrefs_p): Likewise.
25045 2008-02-25 Jan Beulich <jbeulich@novell.com>
25047 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25048 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25049 __emultls_get_address, __emultls_register_common,
25050 __floatundi?f, and _Unwind_GetIPInfo.
25051 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25052 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25053 (gen_regparm_prefix): Likewise.
25054 (i386_nlm_encode_section_info): Sync with
25055 config/i386/winnt.c:i386_pe_encode_section_info().
25056 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25057 i386_nlm_mangle_decl_assembler_name): New.
25058 (netware_override_options): New.
25059 * config/i386/netware.h (netware_override_options): Declare.
25060 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25061 (i386_nlm_mangle_decl_assembler_name): Declare.
25062 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25064 2008-02-25 Ben Elliston <bje@au.ibm.com>
25067 * c-decl.c (grokdeclarator): Remove unused local variables
25068 `typedef_type' and `type_as_written'.
25070 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25071 unused local variable `has_hot_blocks'.
25072 (fix_crossing_conditional_branches): Remove unused local variable
25075 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25077 PR middle-end/19984
25078 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25079 using DEF_C99_BUILTIN.
25080 (BUILT_IN_NANF): Ditto.
25081 (BUILT_IN_NANL): Ditto.
25083 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25084 Revital Eres <eres@il.ibm.com>
25086 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25087 regarding the order of two dependent insns in the same row.
25089 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25091 * stor-layout.c (layout_decl): Do not bump the alignment of a
25092 bit-field to more than byte alignment if it is packed.
25094 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25096 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25099 2008-02-24 Diego Novillo <dnovillo@google.com>
25101 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25104 * tree-vrp.c (vrp_evaluate_conditional): With
25105 -Wtype-limits, emit a warning when comparing against a
25106 constant outside the natural range of OP0's type.
25107 * c.opt (Wtype-limits): Move ...
25108 * common.opt (Wtype-limits): ... here.
25110 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25112 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25113 * config/rs6000/e300c2c3.md: New file.
25114 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25116 (rs6000_override_options): Add e300c2 and e300c3 cases to
25117 processor_target_table. Do not allow usage of Altivec or Spe
25118 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25119 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25120 * config/rs6000/rs6000.h (processor_type): Add
25121 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25122 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25123 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25124 and ppce300c3. Include e300c2c3.md.
25126 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25128 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25129 instead of TARGET_STRICT_ALIGN.
25131 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25133 * explow.c (memory_address): Assert that the generated address is
25136 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25139 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25140 * config/darwin-ppc-ldouble-patch.def: New file.
25141 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25142 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25143 SUBTARGET_INIT_BUILTINS if defined.
25144 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25147 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25150 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25151 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25153 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25156 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25157 file" warning condtional on -Winvalid-PCH.
25159 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25161 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25163 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25167 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25168 prevent reload from using MMX registers.
25169 (*mov<mode>_internal): Ditto.
25170 (*movv2sf_internal_rex64): Ditto.
25171 (*movv2sf_internal): Ditto.
25173 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25175 PR documentation/31569
25176 * doc/install.texi2html: Use makeinfo --no-number-sections.
25178 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25180 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25181 ensure that we can address an entire entity > 8 bytes. Don't
25182 generate reg+reg addressing for such data.
25184 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25186 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25187 strings when optimizing for size, unless the target cares about
25190 2008-02-22 Tom Tromey <tromey@redhat.com>
25192 * regclass.c (current_pass): Remove declaration.
25194 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25196 * config/avr/libgcc.S (__RAMPZ__): Define.
25197 (__do_copy_data): Add for devices with 128KB code memory.
25199 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25201 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25203 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25205 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25207 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25210 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25213 * c-typeck.c (build_binary_op): Warn about floating point
25214 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25216 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25219 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25220 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25222 (rs6000_override_options): Set altivec_abi as default, not override,
25223 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25224 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25225 is used; use new member spe_abi.
25226 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25227 spe_abi and altivec_abi.
25229 2008-02-22 Tomas Bily <tbily@suse.cz>
25231 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25233 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25236 * config.build (build_file_translate): Set to `CMD //c' only if
25238 * Makefile.in (build_file_translate): Improve comment.
25240 2008-02-21 Jan Hubicka <jh@suse.cz>
25242 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25243 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25244 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25246 2008-02-21 Michael Matz <matz@suse.de>
25249 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25251 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25253 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25254 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25255 as insn constraint.
25256 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25257 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25258 SSE_VEC_FLOAT_MODE_P as insn constraint.
25259 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25260 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25261 sse4a_movntdf using MODEF mode iterator.
25262 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25263 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25264 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25265 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25266 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25267 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25268 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25270 2008-02-21 Richard Guenther <rguenther@suse.de>
25272 * tree.def (PAREN_EXPR): New tree code.
25273 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25275 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25276 * expr.c (expand_expr_real_1): Likewise.
25277 * tree-inline.c (estimate_num_insns_1): Likewise.
25278 * tree-complex.c (expand_complex_move): Likewise.
25279 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25282 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25285 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25287 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25290 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25292 * config/sh/sh.c (find_barrier): Don't go past
25293 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25295 2008-02-20 DJ Delorie <dj@redhat.com>
25297 * config/h8300/h8300.md (insv): Force source operand to be a register.
25299 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25300 as a jump, not as a plain insn.
25302 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25304 * doc/invoke.texi (Warning Options): Add new option
25305 -Wframe-larger-than=.
25306 (-Wframe-larger-than): Document.
25308 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25309 Add declarations for new option variables.
25311 * final.c (final_start_function): Check the frame size
25312 before emission and issue a Wframe-larger-than warning.
25314 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25315 Add definitions for new option variables.
25316 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25318 * common.opt (Wframe-larger-than=): New option.
25320 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25322 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25323 (<sse>_div<mode>3): Ditto.
25324 (<sse>_vmdiv<mode>3): Ditto.
25325 (<sse>_vmsqrt<mode>2): Ditto.
25326 (*smax<mode>3): Ditto.
25327 (sse5_frcz<mode>2): Ditto.
25328 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25329 as insn constraint.
25331 2008-02-20 Richard Guenther <rguenther@suse.de>
25333 PR middle-end/35265
25334 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25335 be happy with INTEGRAL_TYPE_P.
25337 2008-02-20 Richard Guenther <rguenther@suse.de>
25339 * fold-const.c (split_tree): Associate floatig-point expressions
25340 if flag_associative_math is set.
25342 2008-02-20 Richard Guenther <rguenther@suse.de>
25344 * tree.h (fold_real_zero_addition_p): Declare.
25345 * fold-const.c (fold_real_zero_addition_p): Export.
25346 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25347 floating-point operations with zero and one.
25349 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25351 * doc/install.texi: Correct references to CFLAGS, replacing them
25352 with BOOT_CFLAGS. Document flags used during bootstrap for
25355 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25357 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25358 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25359 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25361 (smin<mode>3): Ditto from similar patterns.
25362 (smax<mode>3): Ditto.
25363 (*ieee_smin<mode>3): Ditto.
25364 (*ieee_smax<mode>3): Ditto.
25365 * config/i386/sse.md (sse): New mode attribute.
25366 (mov<mode>): Macroize expander from movv4sf and movv2df using
25367 SSEMODEF2P mode iterator.
25368 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25369 SSE_VEC_FLOAT_MODE_P as insn constraint.
25370 (storent<mode>): Ditto.
25371 (storent<mode>): Macroize expander from storentsf and storentdf using
25372 MODEF mode iterator.
25373 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25374 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25375 (abs<mode>2): Ditto from similar patterns.
25376 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25377 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25378 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25379 (<sse>_vmsqrt<mode>2): Ditto.
25380 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25381 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25382 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25383 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25384 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25385 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25386 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25388 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25389 iterator and SSE_FLOAT_MODE_P as insn constraint.
25390 (<sse>_ucomi): Ditto from similar patterns.
25391 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25392 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25393 SSE_VEC_FLOAT_MODE_P as insn constraint.
25394 (vcond<mode>): Ditto from similar patterns.
25395 (and<mode>3, *and<mode>3): Ditto.
25396 (<sse>_nand<mode>3): Ditto.
25397 (ior<mode>3, *ior<mode>3): Ditto.
25398 (xor<mode>3, *xor<mode>3): Ditto.
25399 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25400 iterator and SSE_FLOAT_MODE_P as insn constraint.
25401 (*nand<mode>3): Ditto from similar patterns.
25402 (*ior<mode>3): Ditto.
25403 (*xor<mode>3): Ditto.
25405 2008-02-20 Ira Rosen <irar@il.ibm.com>
25407 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25408 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25409 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25411 2008-02-19 Jan Hubicka <jh@suse.cz>
25413 * predict.c (tree_bb_level_predictions): Remove variable next
25414 mistakely introduced by previous commit.
25416 2008-02-19 Jan Hubicka <jh@suse.cz>
25418 * predict.c (predict_paths_leading_to): Rewrite.
25419 (predict_paths_for_bb): New.
25420 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25422 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25425 * Makefile.in (build_file_translate): New.
25426 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25427 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25428 * configure.ac (build_file_translate): Substitute it.
25429 * configure: Regenerate.
25431 2008-02-19 Jan Hubicka <jh@suse.cz>
25433 PR rtl-optimization/34408
25434 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25437 2008-02-19 Jan Hubicka <jh@suse.cz>
25439 PR middle-end/28779
25440 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25443 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25446 * config/i386/i386-modes.def: Revert the last DI alignment
25447 change until Ada people can look into it.
25449 2008-02-19 Nick Clifton <nickc@redhat.com>
25451 * opts.c (print_specific_help): Fix typo in --help text.
25453 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25456 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25457 32-bit inline asm without asm alternatives for host GCC < 3.0.
25459 2008-02-19 Richard Guenther <rguenther@suse.de>
25461 PR tree-optimization/34989
25462 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25463 Allow propagation to INDIRECT_REF if we can simplify only.
25465 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25467 * c-common.c (warn_for_collisions_1): Use appropriate option when
25470 2008-02-19 Nick Clifton <nickc@redhat.com>
25473 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25474 (handle_options): Fix indentation.
25475 (print_filtered_help): If no language-specific options were
25476 displayed tell the user how to list all the options supported by
25477 the language's front-end.
25478 (print_specific_help): Fix indentation and remove duplicate line.
25479 (common_handle_option): Handle the -v option.
25480 For --help enable the display of undocumented options if the -v
25481 switch has been included on the command line.
25482 For --help= check for overlaps in the arguments between the option
25483 classes and the language names and issue a warning when they
25484 cannot be disambiguated.
25485 * c.opt (v): Pass on to the common option handler.
25487 2008-02-19 Revital Eres <eres@il.ibm.com>
25489 * modulo-sched.c (sms_schedule): Change dump message when
25490 create_ddg function fails.
25491 (try_scheduling_node_in_cycle): Rename row to cycle.
25492 (print_partial_schedule): Rename CYCLE to ROW.
25494 2008-02-19 Christian Bruel <christian.bruel@st.com>
25495 Zdenek Dvorak <ook@ucw.cz>
25497 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25499 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25502 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25503 (*x86_movdicc_0_m1_se): Ditto.
25505 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25507 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25508 (CMPtype): Define as __gcc_CMPtype.
25509 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25510 (CMPtype): Define as __gcc_CMPtype.
25512 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25514 Support valgrind 3.3 for --enable-checking=valgrind.
25515 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25517 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25518 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25519 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25520 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25521 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25522 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25523 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25525 * ggc-zone.c: Similar.
25526 * ggc-page.c: Similar.
25528 2008-02-19 Paul Brook <paul@codesourcery.com>
25531 * config/arm/ieee754-df.S: Fix do_it typo.
25532 * config/arm/ieee754-sf.S: Fix do_it typo.
25534 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25537 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25538 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25539 (OPTION_MASK_ISA_SSE_SET): Likewise.
25540 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25541 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25542 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25543 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25544 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25545 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25546 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25547 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25548 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25549 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25550 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25551 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25552 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25553 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25554 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25555 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25556 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25557 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25558 (OPTION_MASK_ISA_SSE4): Removed.
25559 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25560 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25561 (override_options): Don't turn on implied SSE/MMX bits in
25564 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25566 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25569 2008-02-18 Joey Ye <joey.ye@intel.com>
25571 PR middle-end/34921
25572 * tree-nested.c (insert_field_into_struct): Set type alignment
25573 to field alignment if the former is less than the latter.
25575 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25577 * BASE-VER: Set to 4.4.0.
25579 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25581 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25582 * doc/cfg.texi: Likewise.
25583 * doc/extend.texi: Likewise.
25584 * doc/gty.texi: Likewise.
25585 * doc/invoke.texi: Likewise.
25586 * doc/loop.texi: Likewise.
25587 * doc/md.texi: Likewise.
25588 * doc/passes.texi: Likewise.
25589 * doc/rtl.texi: Likewise.
25590 * doc/sourcebuild.texi: Likewise.
25591 * doc/tm.texi: Likewise.
25592 * doc/tree-ssa.texi: Likewise.
25594 2008-02-17 Richard Guenther <rguenther@suse.de>
25596 PR middle-end/35227
25597 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25598 without default definition.
25600 2008-02-17 Richard Guenther <rguenther@suse.de>
25602 PR tree-optimization/35231
25603 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25606 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25609 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25610 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25611 libgcc_cmp_return mode.
25613 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25616 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25618 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25620 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25623 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25625 * doc/c-tree.texi: Use `@.' where appropriate.
25626 * doc/extend.texi: Likewise.
25627 * doc/install.texi: Likewise.
25628 * doc/invoke.texi: Likewise.
25629 * doc/loop.texi: Likewise.
25630 * doc/makefile.texi: Likewise.
25631 * doc/md.texi: Likewise.
25632 * doc/passes.texi: Likewise.
25633 * doc/standards.texi: Likewise.
25634 * doc/tm.texi: Likewise.
25636 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25638 PR middle-end/35196
25639 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25641 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25642 rather than in entry_bb.
25644 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25646 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25647 libgcc_cmp_return mode.
25649 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25651 PR middle-end/35130
25652 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25653 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25655 2008-02-15 Richard Guenther <rguenther@suse.de>
25656 Zdenek Dvorak <ook@ucw.cz>
25658 PR tree-optimization/35164
25659 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25660 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25661 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25662 Only propagate addresses which do not have abnormal SSA_NAMEs
25665 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25668 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25670 2008-02-15 Jan Hubicka <jh@suse.cz>
25672 PR middle-end/35149
25673 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25675 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25677 PR middle-end/34621
25678 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25679 when calculating alignment_pad.
25681 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25683 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25684 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25685 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25686 and STACK_BOUNDARY define.
25688 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25690 PR preprocessor/35061
25691 * c-pragma.c (handle_pragma_pop_macro): Check that
25692 pushed_macro_table has been allocated.
25694 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25696 PR middle-end/35136
25697 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25698 (force_gimple_operand): Likewise.
25699 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25700 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25701 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25702 (find_interesting_uses_address): Check addressability and alignment
25703 of the base expression only after substituting bases of IVs into it.
25705 2008-02-14 Michael Matz <matz@suse.de>
25708 * function.c (instantiate_virtual_regs_in_insn): Reload address
25709 before falling back to reloading the whole operand.
25711 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25713 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25714 before the first section switch note.
25716 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25718 * doc/bugreport.texi: Update copyright years.
25719 * doc/c-tree.texi: Likewise.
25720 * doc/cfg.texi: Likewise.
25721 * doc/cpp.texi: Likewise.
25722 * doc/cppinternals.texi: Likewise.
25723 * doc/fragments.texi: Likewise.
25724 * doc/frontends.texi: Likewise.
25725 * doc/gcc.texi: Likewise.
25726 * doc/gty.texi: Likewise.
25727 * doc/hostconfig.texi: Likewise.
25728 * doc/implement-c.texi: Likewise.
25729 * doc/libgcc.texi: Likewise.
25730 * doc/loop.texi: Likewise.
25731 * doc/makefile.texi: Likewise.
25732 * doc/options.texi: Likewise.
25733 * doc/passes.texi: Likewise.
25734 * doc/rtl.texi: Likewise.
25735 * doc/sourcebuild.texi: Likewise.
25736 * doc/standards.texi: Likewise.
25737 * doc/tree-ssa.texi: Likewise.
25738 * doc/trouble.texi: Likewise.
25740 * doc/extend.texi: Use @: or add comma where appropriate.
25741 * doc/invoke.texi: Likewise.
25742 * doc/tm.texi: Likewise.
25744 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25747 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25750 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25752 * doc/md.texi (clz, ctz): Add reference.
25753 * doc/rtl.texi (clz, ctz): Likewise.
25755 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25758 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25761 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25763 * config/s390/s390.c (struct constant_pool): New field
25764 emit_pool_after added.
25765 (s390_mainpool_start): Set the emit_pool_after flag according
25766 to the section switch notes.
25767 (s390_mainpool_finish): Consider emit_pool_after when emitting
25768 the literal pool at the end of the function.
25769 (s390_chunkify_start): Force literal pool splits at section
25772 2008-02-13 Michael Matz <matz@suse.de>
25775 * var-tracking.c (clobber_variable_part): Correctly traverse the
25778 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25781 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25782 Add -fdump-ipa-inline.
25783 * tree-dump.c (dump_files): Remove tree-inlined dump.
25784 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25786 2008-02-12 Richard Guenther <rguenther@suse.de>
25788 PR tree-optimization/35171
25789 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25792 2008-02-12 Richard Guenther <rguenther@suse.de>
25794 PR middle-end/35163
25795 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25796 value-preserving mode. Disallow final truncation.
25798 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25800 PR middle-end/35136
25801 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25802 code from here to...
25803 (force_gimple_operand): ...here.
25805 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25808 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25809 non-compatible pointers.
25810 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25811 different FIELD_DECLs, try harder by comparing field offsets, sizes
25814 PR inline-asm/35160
25815 * function.c (match_asm_constraints_1): Don't replace the same input
25818 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25820 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25821 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25822 (expand_epilogue): Restore RAMPZ register.
25823 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25825 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25827 * config/i386/cygwin.asm: (__alloca): Correct calling
25828 convention and alignment.
25829 (__chkstk): Force 8 byte stack alignment.
25831 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25832 Richard Guenther <rguenther@suse.de>
25834 PR tree-optimization/33992
25835 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25836 the zero we compare against.
25838 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25840 PR libfortran/35063
25841 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25842 to CloseHandle after unlocking to prevent accumulation of handle
25845 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25847 PR middle_end/34150
25848 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25849 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25850 and update LABEL_NUSES during and after reload.
25852 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25854 PR middle-end/34627
25855 * combine.c (simplify_if_then_else): Make sure the comparison is
25856 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25858 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25861 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25862 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25863 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25864 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25865 * tree.h (get_type_static_bounds): Likewise.
25867 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25869 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25870 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25871 Make -Wfoo language annotations match what the compiler outputs.
25873 2008-02-08 Sa Liu <saliu@de.ibm.com>
25875 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25876 intrinsics spu_convts, spu_convtu, spu_convtf.
25878 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25880 * doc/extend.texi (Function Attributes) <noinline>: Mention
25881 asm ("") as method to keep calls.
25883 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25886 * doc/options.texi (Options): Replace references to opts.sh with
25888 * opts-common.c: Likewise.
25889 * optc-gen.awk: Likewise.
25891 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25893 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25895 2008-02-07 Richard Henderson <rth@redhat.com>
25898 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25899 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25902 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25904 PR tree-optimization/35085
25905 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25906 for operand entry oe2 in addition to operand entry oe3 in order to
25907 expose more opportunities for vectorizer sum reduction.
25909 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25912 * Makefile.in (LIBS): Remove $(GMPLIBS).
25913 (cc1-dummy, cc1): Add $(GMPLIBS).
25915 2008-02-06 Jan Hubicka <jh@suse.cz>
25918 * i386.md (moddf_integer): Do not produce partial memory stalls for
25919 targets where it hurts.
25921 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25924 * optabs.c (expand_float): Do not check for decimal modes when
25925 expanding unsigned integer through signed conversion.
25927 2008-02-06 Nick Clifton <nickc@redhat.com>
25929 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25930 inside the clobber with a match_operand and duplicated operand
25931 number in the constraint.
25932 (ineqbranchsi): Delete redundant comment.
25934 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25936 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25937 builtin_define ("__USE_INIT_FINI__").
25938 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25940 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25942 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25944 PR documentation/30330
25945 * doc/invoke.texi (C++ Dialect Options)
25946 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25947 For each warning option -Wfoo that allows -Wno-foo, ensure both
25948 -Wfoo and -Wno-foo are listed in the option index. Fix index
25949 entry of -Wswitch-default, index -Wnormalized= including the
25950 `=', and -Wlarger-than-@var{len} including @var{len}.
25952 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25954 * config/i386/i386.md (floatunssisf2): Use
25955 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25956 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25957 Macroize expander using MODEF mode iterator.
25959 2008-02-05 Diego Novillo <dnovillo@google.com>
25961 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25964 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25966 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25969 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25971 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25974 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25975 to indicate if a message should be generated.
25976 (init_cumulative_args): Updated.
25977 (function_value_32): Likewise.
25979 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25981 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25983 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25986 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25987 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25989 2008-02-04 Diego Novillo <dnovillo@google.com>
25991 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25994 * tree-vrp.c (vrp_evaluate_conditional): With
25995 -Wtype-limits, emit a warning when comparing against a
25996 constant outside the natural range of OP0's type.
25998 2008-02-04 Richard Guenther <rguenther@suse.de>
26000 PR middle-end/33631
26001 * expr.c (count_type_elements): Give for unions instead of
26004 2008-02-04 Richard Guenther <rguenther@suse.de>
26006 PR middle-end/35043
26007 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26008 to TYPE_DOMAINs base type instead of using bitsizetype here.
26010 2008-02-03 Jason Merrill <jason@redhat.com>
26012 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26014 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26017 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26018 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26019 (RS/6000 and PowerPC Options): Fix typos and markup.
26020 * doc/passes.texi (Tree-SSA passes): Likewise.
26022 2008-02-02 Michael Matz <matz@suse.de>
26025 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26026 from record_last_reg_set_info.
26027 (record_last_reg_set_info): Take an RTX argument, iterate over all
26028 constituent hardregs.
26029 (record_last_set_info, record_opr_changes): Change calls to
26030 new signature or to record_last_reg_set_info_regno.
26032 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26034 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26036 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26038 PR rtl-optimization/34773
26039 * reg-notes.def (EQUAL): Mention significance of combination of
26040 REG_EQUAL and REG_RETVAL.
26041 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26042 insn that has a REG_RETVAL.
26044 2008-02-01 Roger Sayle <roger@eyesopen.com>
26047 * configure.ac (--enable-fixed-point): Disable unless explicitly
26049 * configure: Regenerate.
26051 2008-02-01 Richard Guenther <rguenther@suse.de>
26054 * invoke.texi (-finline-limit): Remove no longer true parts
26055 of the documentation. Note that there is no default value.
26057 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26058 Mark Mitchell <mark@codesourcery.com>
26059 Ben Elliston <bje@au.ibm.com>
26062 * doc/extend.texi (Other Builtins): Document.
26064 2008-01-31 Tom Browder <tom.browder@gmail.com>
26066 * doc/c-tree.texi (Types): Fix grammar.
26067 (Expression trees): Ditto.
26068 * doc/passes.texi (Tree-SSA passes): Ditto.
26070 * doc/configterms.texi (Configure Terms): Fix typo.
26071 * doc/cpp.texi (Common Predefined Macros): Ditto.
26072 * doc/md.texi (Machine Constraints): Ditto.
26074 * doc/makefile.texi (Makefile): Add comma.
26076 2008-01-31 Tom Browder <tom.browder@gmail.com>
26077 Gerald Pfeifer <gerald@pfeifer.com>
26079 * doc/sourcebuild.texi (Front End): Remove references to CVS
26080 and CVSROOT/modules.
26081 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26082 (Back End): Remove reference to CVS.
26084 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26087 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26089 (mips16_gp_pseudo_reg): ...here.
26090 * config/mips/mips.md (load_const_gp): Replace with...
26091 (load_const_gp_<mode>): ...this :P-based insn.
26093 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26095 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26096 options. Minor fixes.
26097 (-std): Move reference to standards closer to where language
26098 standards are first mentioned.
26100 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26102 PR rtl-optimization/34995
26103 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26104 parameter and return a bool. If the rtx parameter is nonnull,
26105 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26106 (find_reloads): Update call accordingly. Pass the new operand
26107 if it needed no address reloads, otherwise pass null.
26109 2008-01-30 Richard Henderson <rth@redhat.com>
26112 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26113 for unbounded arrays.
26115 2008-01-30 Silvius Rus <rus@google.com>
26117 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26119 2008-01-30 Jan Hubicka <jh@suse.cz>
26122 * i386.c (init_cumulative_args): Use real function declaration when
26125 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26127 PR rtl-optimization/34998
26128 * global.c (build_insn_chain): Treat non-subreg_lowpart
26129 SUBREGs of pseudos as clobbering all the words covered by the
26130 SUBREG, not just all the bytes.
26131 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26132 original df_ref rather than an extract parameter.
26133 (global_conflicts): Update call accordingly.
26135 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26137 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26138 the overflow check to make it easier to read.
26139 (__fixtfdi): Change the type of the ll member in union
26140 long_double to UDItype_x.
26142 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26144 PR middle-end/34969
26145 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26146 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26147 * tree-inline.c (fold_marked_statements): Call
26148 cgraph_update_edges_for_call_stmt if folding a call statement.
26149 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26150 debug_generic_stmt calls, reset it back afterwards.
26153 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26155 * c-typeck.c (build_external_ref): Don't pedwarn about
26156 static vars in current function's scope.
26158 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26160 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26162 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26165 * ipa-struct-reorg.c: Fix spelling.
26166 * params.def: Ditto.
26168 2008-01-29 Richard Guenther <rguenther@suse.de>
26170 PR middle-end/35006
26171 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26173 * tree-inline.c (remap_type): Increment remapping_type_depth
26174 around remapping types.
26175 (copy_body_r): Only add referenced variables if they are referenced
26176 from code, not types.
26178 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26189 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26190 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26192 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26195 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26196 pointer for tiny stack.
26198 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26200 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26202 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26204 * config/vx-common.h: Fix typo in comment.
26206 2008-01-28 Ian Lance Taylor <iant@google.com>
26210 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26211 coalesce pointers if they have different DECL_NO_TBAA_P values.
26212 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26213 between variables with different DECL_NO_TBAA_P values.
26215 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26218 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26219 are not legitimate small data references on SPE targets.
26221 2008-01-28 David Daney <ddaney@avtrex.com>
26223 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26225 2008-01-28 David Daney <ddaney@avtrex.com>
26227 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26229 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26231 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26232 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26233 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26234 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26235 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26236 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26237 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26238 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26240 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26242 * basic-block.h (condjump_equiv_p): Fix comment.
26244 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26246 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26247 print_generic_stmt_indented): Fix comment.
26249 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26251 * configure.ac (__stack_chk_fail): Add detecion for availability
26252 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26253 * configure: Regenerate.
26255 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26257 PR middle-end/34688
26258 * final.c (output_addr_const): Handle TRUNCATE.
26260 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26263 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26264 (zero_cost, infinite_cost): New constants.
26265 (struct cost_pair): Change type of cost to comp_cost.
26266 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26267 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26269 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26270 split_address_cost, ptr_difference_cost, difference_cost,
26271 get_computation_cost_at, get_computation_cost,
26272 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26273 determine_use_iv_cost_condition, determine_use_iv_costs,
26274 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26275 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26276 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26277 Change type of cost to comp_cost.
26278 (determine_iv_cost): Increase cost of non-original ivs, instead
26279 of decreasing the cost of original ones.
26280 (get_address_cost): Indicate the complexity of the addressing mode
26282 (try_add_cand_for): Prefer using ivs not specific to some object.
26283 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26285 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26286 Janis Johnson <janis187@us.ibm.com>
26289 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26290 (TARGET_INSTANTIATE_DECLS): Likewise.
26291 * target.h (expand_to_rtl_hook): New target hook.
26292 (instantiate_decls): Likewise.
26293 * function.c (instantiate_decl): Make non-static. Rename to...
26294 (instantiate_decl_rtl): ... this.
26295 (instantiate_expr): Use instantiate_decl_rtl.
26296 (instantiate_decls_1): Likewise.
26297 (instantiate_decls): Likewise.
26298 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26299 * function.h (instantiate_decl_rtl): Add prototype.
26300 * cfgexpand.c (target.h): New include.
26301 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26302 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26303 (TARGET_INSTANTIATE_DECLS): Likewise.
26304 (TARGET_INITIALIZER): New target hooks added.
26305 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26307 * config/rs6000/rs6000.c (tree-flow.h): New include.
26308 (machine_function): Add sdmode_stack_slot field.
26309 (rs6000_alloc_sdmode_stack_slot): New function.
26310 (rs6000_instantiate_decls): Likewise.
26311 (rs6000_secondary_memory_needed_rtx): Likewise.
26312 (rs6000_check_sdmode): Likewise.
26313 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26314 (TARGET_INSTANTIATE_DECLS): Likewise.
26315 (rs6000_hard_regno_mode_ok): Allow SDmode.
26316 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26317 (rs6000_emit_move): Handle SDmode.
26318 (function_arg_advance): Likewise.
26319 (function_arg): Likewise.
26320 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26321 SDmode var args for 32-bit compiles.
26322 (rs6000_secondary_reload_class): Handle SDmode.
26323 (rs6000_output_function_epilogue): Likewise.
26324 (rs6000_function_value): Simplify if statement.
26325 (rs6000_libcall_value): Likewise.
26326 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26327 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26328 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26329 (movsd_hardfloat): New define_insn.
26330 (movsd_softfloat): Likewise.
26331 (movsd_store): Likewise.
26332 (movsd_load): Likewise.
26333 (extendsddd2): Likewise.
26334 (extendsdtd2): Likewise.
26335 (truncddsd2): Likewise.
26336 (movdd_hardfloat64): Fixup comment.
26337 (UNSPEC_MOVSD_LOAD): New constant.
26338 (UNSPEC_MOVSD_STORE): Likewise.
26340 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26343 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26345 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26346 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26347 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26348 and TRUTH_XOR_EXPR.
26350 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26353 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26354 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26355 __LONGDOUBLE128 too.
26356 * config/rs6000/aix61.h: New file.
26358 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26360 PR rtl-optimization/34959
26361 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26362 popcount and parity rtxes the same mode as their operand.
26363 Truncate or extend the result to the return value's mode
26366 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26369 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26370 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26371 to GOT_VERSION_REGNUM.
26372 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26373 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26374 * config/mips/mips.c (mips_emit_call_insn): New function.
26375 (mips_call_tls_get_addr): Call mips_expand_call directly.
26376 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26378 (mips16_build_call_stub): Likewise. Return the call insn or null.
26379 (mips_expand_call): Update the call to mips16_build_call_stub
26380 accordingly and a remove redundant condition. Assert that MIPS16
26381 stubs do not use lazy binding. Use mips_emit_call_insn and return
26383 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26385 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26386 (mips_avoid_hazard): Remove hazard_set handling.
26387 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26388 (UNSPEC_RESTORE_GP): ...this.
26389 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26390 (FAKE_CALL_REGNO): Rename to...
26391 (GOT_VERSION_REGNUM): ...this.
26392 (type): Add "ghost" value. Add an associated insn reservation.
26393 (hazard_set): Remove.
26394 (exception_receiver): Rename to...
26395 (restore_gp): ...this and update the unspec identifier accordingly.
26396 (exception_receiver, nonlocal_got_receiver): New expanders.
26397 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26398 FAKE_CALL_REGNO. Remove hazard_set attribute.
26399 (set_got_version, update_got_version): New patterns.
26401 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26404 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26406 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26409 * doc/install.texi2html: Generate gcc-vers.texi.
26411 2008-01-25 DJ Delorie <dj@redhat.com>
26413 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26415 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26417 * config/c4x: Remove directory.
26418 * config.gcc (crx-*, mt-*): Mark obsolete.
26419 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26420 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26421 sh-*-rtemscoff*): Remove cases.
26422 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26423 * real.c (encode_c4x_single, decode_c4x_single,
26424 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26425 c4x_extended_format): Remove.
26426 * real.h (c4x_single_format, c4x_extended_format): Remove.
26427 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26429 (Pragmas): Remove comment about c4x pragmas.
26430 * doc/install.texi (c4x): Remove target-specific instructions.
26431 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26432 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26433 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26434 refer to C4x source files as examples.
26435 (C4X_FLOAT_FORMAT): Remove documentation.
26437 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26439 * config/bfin/bfin.c (override_options): Reorder tests so that
26440 flag_pic gets enabled for -msep-data.
26442 2008-01-25 Richard Guenther <rguenther@suse.de>
26444 PR middle-end/32244
26445 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26446 to its bitfield precision if required.
26448 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26450 PR middle-end/33880
26451 * tree-nested.c (walk_omp_for): New function.
26452 (convert_nonlocal_reference, convert_local_reference): Call
26453 walk_omp_for on OMP_FOR.
26454 (convert_call_expr): Call walk_body on OMP_FOR's
26455 OMP_FOR_PRE_INIT_BODY.
26457 2008-01-25 Richard Guenther <rguenther@suse.de>
26459 PR tree-optimization/34966
26460 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26461 default defs and PHI_NODEs we have to insert after the
26462 defining statement.
26464 2008-01-24 Nick Clifton <nickc@redhat.com>
26466 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26467 Provide a default definition.
26468 (LIBGCC2_UNITS_PER_WORD): Likewise.
26470 * config/stormy16/stormy16.c: Include df.h for the prototype
26471 for df_regs_ever_live_p.
26472 (xstormy16_expand_builtin_va_start): Convert the stack offset
26473 into a component_ref and then use POINTER_PLUS_EXPR to add it
26474 to the incoming_virtual_args_rtx.
26475 (xstormy16_gimplify_va_arg_expr): Rename to
26476 xstormy16_gimplify_va_arg_expr.
26477 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26478 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26479 xstormy16_gimplify_va_arg_expr.
26480 Fix up some formatting issues.
26482 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26483 Move to predicates.md.
26484 (xs_hi_general_operand): Likewise.
26485 (xs_hi_nonmemory_operand): Likewise.
26486 * config/stormy16/predicates.md:
26487 (xstormy16_carry_plus_operand): New predicate.
26488 (xs_hi_general_operand): New predicate.
26489 (xs_hi_nonmemory_operand): New predicate.
26490 * config/stormy16/stormy16-protos.h:
26491 (xstormy16_carry_plus_operand): Delete prototype.
26492 (xs_hi_general_operand): Likewise.
26493 (xs_hi_nonmemory_operand): Likewise.
26495 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26496 modifiers as they are no longer needed and they can trigger
26497 reload spill failures.
26499 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26500 with a match_operand in order to help reload.
26502 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26503 constraint with 'e' for the 8th alternative as this version of
26504 the mov.w instruction only accepts the lower 8 registers.
26506 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26509 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26510 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26513 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26515 PR middle-end/33333
26516 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26518 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26520 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26522 (remove_structure): Update allocations list before removing structure.
26524 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26526 * ipa-struct-reorg.c (is_safe_cond_expr,
26527 create_new_stmts_for_cond_expr): Use integer_zerop function,
26528 that recognize not only zero-pointer, but zero-integer too.
26530 2008-01-25 Ben Elliston <bje@au.ibm.com>
26533 * fixproto: Escape "." in sed expression that strips leading "./".
26535 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26538 * gcc.c (SWITCH_OK): Removed.
26539 (SWITCH_LIVE): Changed to bit.
26540 (SWITCH_FALSE): Likewise.
26541 (SWITCH_IGNORE): Likewise.
26542 (switchstr): Change live_cond to unsigned int.
26543 (process_command): Replace SWITCH_OK with 0.
26544 (do_self_spec): Likewise.
26545 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26546 (give_switch): Likewise.
26547 (used_arg): Likewise.
26548 (do_spec_1): Set the SWITCH_IGNORE bit.
26549 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26550 bits. Set the SWITCH_LIVE bit.
26552 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26554 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26556 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26558 PR tree-optimization/34472
26559 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26560 parameter to a "bool *" and set *DATA to false if there is
26561 an unsafe access. Do not delete the structure here.
26562 (check_cond_exprs): Delete it here instead.
26563 (check_cond_exprs, exclude_cold_structs): Do not increase
26564 I when removing a structure.
26566 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26569 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26570 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26572 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26574 PR middle-end/34934
26575 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26576 a fixed vector for stack.
26578 2008-01-24 Ben Elliston <bje@au.ibm.com>
26581 * doc/gcc.texi (Software development): Add a direntry for g++.
26583 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26585 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26586 stale and straggling -fforce-addr comments above.
26588 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26590 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26591 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26593 2008-01-23 Michael Matz <matz@suse.de>
26596 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26599 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26601 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26602 malloc result type.
26604 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26606 * config/avr/avr.c (avr_current_arch): New variable.
26607 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26608 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26609 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26610 (avr_override_options): Init 'avr_current_arch'.
26611 (base_arch_s): Move from here...
26612 * config/avr/avr.h (base_arch_s): ... here. Add new members
26613 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26614 'mega' to 'have_jmp_call'.
26615 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26616 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26618 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26620 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26621 MULTILIB_MATCHES): Ditto.
26623 2008-01-23 Richard Guenther <rguenther@suse.de>
26625 PR middle-end/31529
26626 * cgraphunit.c (cgraph_reset_node): Always mark the node
26627 not reachable if it is not queued already.
26629 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26631 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26632 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26633 (cputype_selected): New static variable.
26634 (bfin_handle_option): Set it if -mcpu is used.
26635 (override_option): Select default set of workarounds if no cpu type
26636 selected on the command line.
26637 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26639 From Michael Frysinger <michael.frysinger@analog.com>
26640 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26641 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26643 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26644 for bf547, bf523, bf524, and bf526.
26645 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26647 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26648 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26649 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26650 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26651 * doc/invoke.texi (Blackfin Options): Document that
26652 -mcpu now accept bf547, bf523, bf524, and bf526.
26654 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26656 PR rtl-optimization/34628
26657 * combine.c (try_combine): Stop and undo after the first combination
26658 if an autoincrement side-effect on the first insn has effectively
26661 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26664 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26665 Offset addresses are not valid for Altivec or paired float modes.
26667 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26670 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26671 if DECL_INITIAL (decl) is error_mark_node.
26674 * c-common.c (handle_vector_size_attribute): Only allow
26675 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26676 the same way as pointer, array etc. types.
26677 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26680 * tree.c (build_type_attribute_qual_variant): Call
26681 build_qualified_type if attributes are equal, but quals are not.
26683 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26686 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26687 * flags.h (warn_strict_aliasing): Remove.
26688 (warn_strict_overflow): Remove.
26689 * opts.c (warn_strict_aliasing): Remove.
26690 (warn_strict_overflow): Remove.
26691 * c-opts.c (c_common_handle_option): -Wall only sets
26692 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26693 (c_common_post_options): Give default values to -Wstrict-aliasing
26694 and -Wstrict-overflow if they are uninitialized.
26695 * common.opt (Wstrict-aliasing): Specify Var and Init.
26696 (Wstrict-overflow): Likewise.
26698 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26700 PR rtl-optimization/26854
26701 PR rtl-optimization/34400
26702 PR rtl-optimization/34884
26703 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26705 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26706 (df_rd_bb_info.expanded_lr_out): Deleted
26707 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26708 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26709 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26710 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26711 Removed code to allocate, initialize or free expanded_lr_out.
26712 (df_rd_bb_local_compute_process_def): Restructured to make more
26714 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26715 sets if the sets are being trimmed.
26717 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26720 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26721 (as_vers): Likewise.
26722 * configure: Regenerated.
26724 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26726 PR middle-end/33092
26727 * tree-pass.h (pass_build_alias): New pass.
26728 * tree-ssa-alias.c (gate_build_alias): New.
26729 (pass_build_alias): New.
26730 * passes.c (init_optimization_passes): Add pass_build_alias after
26731 pass_create_structure_vars.
26733 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26735 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26736 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26737 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26738 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26739 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26740 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26741 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26742 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26743 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26744 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26745 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26746 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26747 * config/s390/s390.md (FP_ALL): New mode iterator.
26748 (_d): New mode attribute.
26749 ("*signbit<mode>2>"): Changed mode of first operand.
26750 ("isinf<mode>2"): Changed mode of first operand.
26751 ("*TDC_insn"): Adaptation for DFP modes.
26753 2008-01-22 Ben Elliston <bje@au.ibm.com>
26755 * tree.c (check_qualified_type): Improve function description.
26757 2008-01-21 Jason Merrill <jason@redhat.com>
26760 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26761 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26764 2008-01-21 DJ Delorie <dj@redhat.com>
26766 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26769 2008-01-21 Richard Guenther <rguenther@suse.de>
26771 PR middle-end/34856
26772 * tree-cfg.c (verify_expr): Allow all invariant expressions
26773 instead of just constant class ones as reference argument.
26774 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26775 like any other constant.
26776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26778 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26780 * regmove.c (fixup_match_1): Update call crossed frequencies.
26782 2008-01-21 Richard Guenther <rguenther@suse.de>
26785 * tree-inline.c (setup_one_parameter): Deal with mismatched
26786 types using a VIEW_CONVERT_EXPR.
26788 2008-01-21 Alon Dayan <alond@il.ibm.com>
26789 Olga Golovanevsky <olga@il.ibm.com>
26791 PR tree-optimization/34701
26792 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26793 when the structure size is not a power of 2.
26795 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26797 * doc/install.texi: Add doc for --enable-checking=df.
26799 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26801 PR rtl-optimization/34808
26802 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26804 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26806 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26809 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26811 PR rtl-optimization/26854
26812 PR rtl-optimization/34400
26813 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26815 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26816 (df_rd_bb_info.expanded_lr_out): New.
26817 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26818 * loop_iv.c (iv_analysis_loop_init): Ditto.
26819 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26820 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26821 Added code to allocate, initialize or free expanded_lr_out.
26822 (df_rd_bb_local_compute_process_def): Restructured to make
26823 more understandable.
26824 (df_rd_confluence_n): Add code to do nothing with fake edges and
26825 code to no apply invalidate_by_call sets if the sets are being trimmed.
26826 (df_lr_local_finalize): Renamed to df_lr_finalize.
26827 (df_live_local_finalize): Renamed to df_live_finalize.
26829 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26832 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26833 deciding whether to use reciprocal instructions.
26835 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26837 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26838 dwarf2out_note_section_used if cold_text_section is NULL.
26840 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26842 PR gcov-profile/34610
26843 * tree-cfg.c (make_edges): Mark both outgoing edges from
26844 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26845 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26846 from OMP_FOR and OMP_CONTINUE outgoing edges.
26848 * tree-profile.c (tree_profiling): Return early if
26849 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26851 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26852 from cfun to child_cfun.
26853 * function.h (struct function): Add after_tree_profile bit.
26855 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26857 * config/avr/avr.S (_exit): Disable interrupt.
26859 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26860 Steven Bosscher <stevenb.gcc@gmail.com>
26862 PR rtl-optimization/26854
26863 PR rtl-optimization/34400
26864 * df-problems.c (df_live_scratch): New scratch bitmap.
26865 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26866 (df_live_reset): Clear the proper bitmaps.
26867 (df_live_bb_local_compute): Only process the artificial defs once
26868 since the order is not important.
26869 (df_live_init): Init the df_live sets only with the variables
26870 found live by df_lr.
26871 (df_live_transfer_function): Use the df_lr sets to prune the
26872 df_live sets as they are being computed.
26873 (df_live_free): Free df_live_scratch.
26875 2008-01-18 Ian Lance Taylor <iant@google.com>
26877 * common.opt: Add fmerge-debug-strings.
26878 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26879 flag_merge_debug_strings rather than flag_merge_constants.
26880 * doc/invoke.texi (Option Summary): Mention
26881 -fmerge-debug-strings.
26882 (Debugging Options): Document -fmerge-debug-strings.
26884 2008-01-18 Ian Lance Taylor <iant@google.com>
26887 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26888 (struct tree_function_decl): Add new field operator_new_flag.
26889 * tree-inline.c (expand_call_inline): When inlining a call to
26890 operator new, force the return value to go into a variable, and
26891 set DECL_NO_TBAA_P on that variable.
26892 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26894 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26897 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26898 DWARF2_DEBUGGING_INFO.
26899 (dwarf2out_note_section_used): Ditto. Add prototype.
26900 (have_multiple_function_sections, text_section_used,
26901 cold_text_section_used, *cold_text_sections): Move declarations
26904 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26906 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26907 field and add signal_ra.
26908 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26909 assignments to frame state pc. Move end of stack check after
26910 MD_FALLBACK_FRAME_STATE_FOR.
26911 (uw_update_context_1): Use frame state signal_regs if set, instead
26912 of checking signal_frame flag.
26913 (uw_update_context): Use frame state signal_ra if set.
26914 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26915 * config/xtensa/linux-unwind.h: New file.
26917 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26919 * modulo-sched.c (get_sched_window): Fix comment typo.
26921 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26923 PR tree-optimization/34648
26924 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26926 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26928 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26929 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26931 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26933 PR rtl-optimization/34400
26934 * df-core.c (df_worklist_dataflow_overeager,
26935 df_worklist_dataflow_doublequeue): New functions.
26936 (df_worklist_dataflow): Two different worklist solvers.
26937 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26940 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26943 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26944 and ftree-parallelize-loops.
26946 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26948 PR rtl-optimization/34826
26949 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26951 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26953 * global.c (find_reg): Mark the eh regs as used if necessary.
26954 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26955 * ra.h (struct allocno): no_eh_reg field added. Changed
26956 no_stack_reg type to bitfield.
26958 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26960 * tree.c (substitute_in_expr): Add missing 'break'.
26962 2008-01-17 Richard Guenther <rguenther@suse.de>
26964 PR tree-optimization/34825
26965 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26966 x / x as division to handle.
26968 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26970 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26971 "-pthread" is specified.
26972 * pa-hpux11.h (LIB_SPEC): Likewise.
26974 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26975 Peter Bergner <bergner@vnet.ibm.com>
26977 PR rtl-optimization/33796
26978 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26980 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26982 PR libgfortran/34699
26983 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26985 * pa-hpux10.h (LINK_SPEC): Likewise.
26986 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26988 2008-01-16 Richard Guenther <rguenther@suse.de>
26990 PR middle-end/32628
26991 * fold-const.c (fold_convert_const_int_from_int): Do not
26992 set overflow if that occured only because of a sign extension
26993 change when converting from/to a sizetype with the same
26994 precision and signedness.
26996 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26999 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27000 location address to the correct place. Update copyright year.
27002 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27004 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27005 no dependences in the dependence_relations vector.
27007 2008-01-16 Jan Hubicka <jh@suse.cz>
27009 PR rtl-optimization/31396
27010 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27011 * cfg.c (dump_reg_info): Print it.
27012 * regs.h (struct reg_info_t): add freq_calls_crossed.
27013 (REG_FREQ_CALLS_CROSSED): New macro.
27014 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27015 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27016 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27017 regmove_optimize): Update call crossed frequencies.
27018 * local-alloc.c (struct qty): Add freq_calls_crossed.
27019 (alloc_qty): Copute freq_calls_crossed.
27020 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27021 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27022 * ra.h (struct allocno): Add freq_calls_crossed.
27024 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27026 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27027 libgomp when compiling with ftree-parallelize-loops.
27028 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27030 2008-01-16 Richard Guenther <rguenther@suse.de>
27032 PR tree-optimization/34769
27033 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27034 * tree.c (int_cst_value): Instead make this function more
27035 permissive in what it accepts as valid input. Document this
27036 function always sign-extends the value.
27038 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27039 Richard Guenther <rguenther@suse.de>
27042 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27043 (gimple_fold_indirect_ref_rhs): ... this.
27044 (gimple_fold_indirect_ref): New function with foldings
27045 that preserve lvalueness.
27046 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27047 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27048 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27049 to fold an INDIRECT_REF, fall back to the old use of
27050 fold_indirect_ref_1.
27052 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27054 * tree-data-ref.c (subscript_dependence_tester_1): Call
27055 free_conflict_function.
27056 (compute_self_dependence): Same.
27058 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27061 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27062 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27064 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27065 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27066 for DWARF2_UNWIND_INFO targets.
27068 2008-01-16 Richard Guenther <rguenther@suse.de>
27071 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27072 type qualifiers for function types.
27074 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27076 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27077 loop_iterator li from previous commit.
27079 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27081 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27083 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27085 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27086 (parallelize_loops): Don't parallelize irreducible components.
27088 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27091 * c-opts (c_common_post_options): Do not enable CPP
27092 flag_pedantic_errors by default.
27094 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27096 PR rtl-optimization/31944
27097 * cse.c (remove_pseudo_from_table): New function.
27098 (merge_equiv_classes): Use above function to remove pseudo-registers.
27099 (invalidate): Likewise.
27101 2008-01-13 Richard Guenther <rguenther@suse.de>
27103 PR middle-end/34601
27104 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27105 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27107 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27109 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27110 validate_change to unshare the source of the PC set.
27112 2008-01-12 Jan Hubicka <jh@suse.cz>
27114 PR middle-end/32135
27115 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27116 references above array bounds. This might trigger bounds checks for
27117 pointers to arrays.
27119 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27121 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27122 new_replaceable_dependencies.
27124 2008-01-12 Doug Kwan <dougkwan@google.com>
27126 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27127 instead of OPT_Wreturn_type in warning due to ignored return type
27129 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27130 options included in -Wextra.
27131 * c.opt: New option -Wignored_qualifiers.
27132 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27133 -Wignore_qualifiers.
27134 (-Wignored-qualifiers): Document.
27135 (-Wreturn-type): Remove description of functionality now handled
27136 by -Wignored-qualifiers.
27138 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27141 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27142 NOP_EXPR if it is between integral types with the same precision.
27144 2008-01-12 Jan Hubicka <jh@suse.cz>
27147 * invoke.texi (max-inline-recursive-depth): Fix default value.
27149 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27151 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27154 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27156 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27158 2008-01-11 James E. Wilson <wilson@specifix.com>
27161 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27163 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27165 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27166 save/restore frame pointer register and don't use 'call-prologues'
27167 optimization in function with "OS_task" attribute.
27169 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27171 PR middle-end/31309
27172 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27173 when copying to memory.
27175 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27177 PR rtl-optimization/30905
27178 * cfgcleanup.c: Include dce.h
27179 (crossjumps_occured): New global variable.
27180 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27181 If something changed, set crossjumps_occured to true.
27182 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27183 Don't add/remove fake edges to exit here...
27184 (cleanup_cfg): ...but do it here, when crossjumping.
27185 Run a fast DCE when successful crossjumps occured in the latest
27186 iteration of try_optimize_cfg.
27188 2008-01-11 Richard Guenther <rguenther@suse.de>
27190 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27191 (struct vn_unary_op_s): Likewise.
27192 (vn_reference_insert): Free old reference on hash collision.
27194 2008-01-10 Raksit Ashok <raksit@google.com>
27196 PR rtl-optimization/27971
27197 * combine.c (find_split_point): Split PLUS expressions which are
27198 inside a MEM rtx, and whose first operand is complex.
27200 2008-01-10 DJ Delorie <dj@redhat.com>
27202 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27203 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27204 (m32c_hard_regno_ok): Call the underlying function.
27206 2008-01-10 Richard Guenther <rguenther@suse.de>
27208 PR middle-end/34683
27209 * tree-cfg.c (tree_merge_blocks): Do not go through the
27210 full-blown folding and stmt updating path if we just deal
27211 with virtual operands.
27212 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27213 test for abnormal SSA_NAMEs.
27215 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27217 PR middle-end/34641
27218 * reload.c (push_reload): Add assertions. All constants from
27219 reg_equiv_constant should have been used for replacing the respective
27221 (find_reloads_address): Invoke find_reloads_address_part for
27222 constant taken from the reg_equiv_constant array.
27224 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27226 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27227 field (valnum) the first in the struct. Replace bools with
27230 2008-01-10 Richard Guenther <rguenther@suse.de>
27232 PR tree-optimization/34651
27233 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27234 types and ordering for masking and converting.
27236 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27238 PR tree-optimization/34017
27239 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27240 also for PHI_NODE expressions.
27242 2008-01-09 Jan Hubicka <jh@suse.cz>
27244 PR tree-optimization/34708
27245 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27246 based on number of case labels.
27247 (init_inline_once): Remove switch_cost.
27248 * tree-inline.h (eni_weights_d): Remove switch_cost.
27250 2008-01-09 Richard Guenther <rguenther@suse.de>
27251 Andrew Pinski <andrew_pinski@playstation.sony.com>
27253 PR middle-end/30132
27254 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27255 temporary if an rvalue is ok or an lvalue is not required.
27257 2008-01-09 Richard Guenther <rguenther@suse.de>
27259 PR middle-end/34458
27260 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27261 adjust return type.
27263 2008-01-09 Richard Guenther <rguenther@suse.de>
27265 PR middle-end/34679
27266 * tree.c (host_integerp): Check for sizetype only if the
27267 type is an integer type.
27269 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27272 * opts.c (decode_options): Disable inlining of functions called
27273 once if not in unit-at-a-time mode.
27275 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27277 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27279 2008-01-08 Richard Guenther <rguenther@suse.de>
27281 PR middle-end/31863
27282 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27283 out early if the result will be unused.
27285 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27290 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27291 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27294 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27296 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27297 for vectorization tuned.
27299 2008-01-08 Richard Guenther <rguenther@suse.de>
27301 PR tree-optimization/34683
27302 * tree-ssa-operands.c (operand_build_cmp): Export.
27303 * tree-ssa-operands.h (operand_build_cmp): Declare.
27304 * tree-vn.c (vuses_compare): Remove.
27305 (sort_vuses): Use operand_build_cmp.
27306 (sort_vuses_heap): Likewise.
27307 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27308 to re-use old VEC if available. Do not sort already sorted VUSEs.
27309 (vdefs_to_vec): Do not sort already sorted VDEFs.
27311 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27313 PR middle-end/34694
27314 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27316 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27319 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27320 limitations of reciprocal sequences on x86 targets.
27322 2008-01-08 Richard Guenther <rguenther@suse.de>
27324 PR tree-optimization/34683
27325 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27327 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27330 * config/darwin.c (darwin_mergeable_string_section): Don't use
27331 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27333 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27336 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27337 negxf2. Macroize expander using X87MODEF mode iterator. Change
27338 predicates of op0 and op1 to register_operand.
27339 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27340 expander using X87MODEF mode iterator. Change predicates of
27341 op0 and op1 to register_operand.
27342 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27343 corresponding patterns and macroize using MODEF macro. Change
27344 predicates of op0 and op1 to register_operand and remove
27345 "m" constraint. Disparage "r" alternative with "!".
27346 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27347 macroize using X87MODEF macro. Change predicates of op0 and op1
27348 to register_operand and remove "m" constraint. Disparage "r"
27349 alternative with "!".
27350 (absneg splitter with memory operands): Remove.
27351 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27352 patterns and macroize using X87MODEF mode iterator.
27353 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27354 Change predicate of op1 to register_operand.
27355 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27356 for memory operands.
27358 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27360 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27362 2008-01-07 Richard Guenther <rguenther@suse.de>
27364 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27367 2008-01-07 Richard Guenther <rguenther@suse.de>
27369 PR tree-optimization/34683
27370 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27371 VOPs of the needed size to save memory. Use VEC_quick_push
27372 to save compile-time.
27373 (vdefs_to_vec): Likewise.
27375 2008-01-07 Sa Liu <saliu@de.ibm.com>
27377 * config/spu/spu.md (divdf3): Genetate inline code for double
27378 division. The implementation doesn't handle INF or NAN, therefore it
27379 only applies when -ffinite-math-only is given.
27381 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27384 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27385 * doc/cpp.texi ([Common Predefined Macros]): Document.
27387 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27389 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27390 order to use commutative addition instead of subtraction.
27392 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27393 Mircea Namolaru <namolaru@il.ibm.com>
27394 Vladimir Yanovsky <yanov@il.ibm.com>
27395 Revital Eres <eres@il.ibm.com>
27397 PR tree-optimization/34263
27398 * tree-outof-ssa.c (process_single_block_loop_latch,
27399 contains_tree_r): New functions.
27400 (analyze_edges_for_bb): Call process_single_block_loop_latch
27401 function to empty single-basic-block latch block if possible.
27403 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27405 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27407 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27409 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27411 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27413 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27415 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27417 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27419 PR tree-optimization/34618
27420 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27423 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27426 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27427 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27428 Update copyright year.
27430 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27431 Update copyright year.
27432 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27435 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27437 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27438 edge does not point to current bb before changing need_assert.
27440 2008-01-04 Richard Guenther <rguenther@suse.de>
27442 PR middle-end/34029
27443 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27444 for verifying purposes if they are is_gimple_min_invariant.
27446 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27448 PR tree-optimization/34448
27449 PR tree-optimization/34465
27450 * gimplify.c (gimplify_init_constructor): Add new parameter
27451 notify_temp_creation. Use it.
27452 (gimplify_modify_expr_rhs): Take volatiles into account when
27453 optimizing constructors.
27454 Do not optimize constructors if gimplify_init_constructor will dump to
27456 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27457 * gcc.c-torture/compile/pr34448.c: New.
27459 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27461 PR gcov-profile/34609
27462 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27463 return_slot if result is TREE_ADDRESSABLE.
27465 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27467 * config/mips/mips.md (sqrt_condition): Tweak comment.
27468 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27470 2008-01-03 Tom Tromey <tromey@redhat.com>
27473 * c-common.c (c_type_hash): Handle VLAs.
27475 2008-01-03 Jan Hubicka <jh@suse.cz>
27477 PR tree-optimization/31081
27478 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27479 0 when inlining and not inlining to first basic block.
27480 (remap_decl): When var is initialized to 0, don't set default_def.
27481 (expand_call_inline): Set entry_bb.
27482 * tree-inline.h (copy_body_data): Add entry_bb.
27484 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27487 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27490 PR tree-optimization/29484
27491 * tree-inline.c (inline_forbidden_p_2): New function.
27492 (inline_forbidden_p): Disallow inlining if some static var
27493 has an address of a local LABEL_DECL in its initializer.
27494 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27497 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27499 PR tree-optimization/34635
27500 * tree-data-ref.c (add_other_self_distances): Make sure that the
27501 evolution step is constant.
27503 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27505 PR middle-end/34608
27506 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27508 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27510 * tree-sra.c (scalarize_init): Insert the generate_element_init
27511 statements after the generate_element_zero statements.
27513 2008-01-02 Richard Guenther <rguenther@suse.de>
27515 PR middle-end/34093
27516 PR middle-end/31976
27517 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27518 for very large number of operands instead of ICEing.
27520 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27523 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27524 while stack probing.
27526 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27528 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27531 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27533 PR libmudflap/26442
27534 * tree-mudflap.c (mx_register_decls): Guard warning by
27535 !DECL_ARTIFICIAL check.
27537 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27539 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27540 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27541 sse5_perm<mode>): Fix constraints.