1 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
4 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
5 (divsi3_sp32): Add new alternative with 'K' for operand #2.
6 (cmp_sdiv_cc_set): Factor common string.
7 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
9 (cmp_udiv_cc_set): Factor common string.
11 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14 * varasm.c (emutls_finish): Fix common registration.
16 2008-11-29 Jakub Jelinek <jakub@redhat.com>
19 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
21 2008-11-29 David Edelsohn <edelsohn@gnu.org>
23 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
24 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
25 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
26 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
27 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
28 Ignore sub-word case for now.
29 (sync_nand<mode>_internal): Represent NAND in RTL.
30 (sync_old_nand<mode): Same.
31 (sync_old_name<mode>_internal): Same.
32 (sync_new_nand<mode>): Same.
33 (sync_new_nand<mode>_internal): Same.
34 (sync_boolcshort_internal): Expect NAND.
36 2008-11-28 Richard Guenther <rguenther@suse.de>
38 PR tree-optimization/37955
39 PR tree-optimization/37742
40 * tree-vect-transform.c (vectorizable_store): Remove assert for
42 (vectorizable_load): Likewise.
44 2008-11-27 Richard Guenther <rguenther@suse.de>
46 * tree-ssa-structalias.c (intra_create_variable_infos): Make
47 a constraint for the static chain parameter.
49 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
51 * config/bfin/bfin.opt (micplb): New option.
52 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
53 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
54 ENABLE_WA_INDIRECT_CALLS): New macros.
55 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
57 (indirect_call_p): New function.
58 (workaround_speculation): Handle anomaly 05-00-0426 when
59 ENABLE_WA_INDIRECT_CALLS is true.
60 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
61 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
62 * doc/invoke.texi (Blackfin Options): Document -micplb.
64 2008-11-26 DJ Delorie <dj@redhat.com>
66 * config/m32c/mov.md ("extendhipsi2"): New.
68 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
70 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
71 * config/m32c/mov.md (zero_extendqihi2): Likewise.
73 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
75 * config/mips/mips.md (clear_hazard): Rename to
76 clear_hazard_<mode>. Use mode-specific addition.
77 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
78 or gen_clear_hazard_di depending on the size of Pmode.
80 2008-11-26 DJ Delorie <dj@redhat.com>
82 * configure.ac: Test m32c-elf-gas for .loc.
83 * configure: Likewise.
85 2008-11-26 Janis Johnson <janis187@us.ibm.com>
88 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
91 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/sync.md (memory_barrier_nosse): Disable also for
94 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
95 (memory_barrier): Do not generate memory_barrier_nosse instruction
97 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
99 2008-11-26 Fredrik Unger <fred@tree.se>
101 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
102 function name from __floatundisf.
103 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
106 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
107 Richard Guenther <rguenther@suse.de>
109 PR tree-optimization/37869
110 * tree-ssa-structalias.c (struct constraint_graph): Remove
111 pt_used and number_incoming members.
112 (build_pred_graph): Do not allocate them.
113 (condense_visit): Do not use them.
114 (label_visit): Likewise.
115 (free_var_substitution_info): Do not free them.
117 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
119 * doc/invoke.texi (ira-max-loops-num): Change semantics.
121 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
123 * ira-color.c (allocno_spill_priority): New function.
124 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
125 Print more info about the spilled allocno.
126 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
129 * ira-build.c (loop_node_to_be_removed_p): Remove.
130 (loop_compare_func, mark_loops_for_removal): New functions.
131 (remove_uneccesary_loop_nodes_from_loop_t): Use member
133 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
135 * ira.c (ira): Don't change flag_ira_algorithm.
137 * params.def (ira-max-loops-num): Change the value.
139 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
141 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
142 Disable unsupported alternative for ColdFire,
143 add new alternative that ColdFire can handle.
145 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
147 * regrename.c (merge_overlapping_regs): Add registers artificially
148 defined at the top of the basic block to the set of live ones just
149 before the first insn.
151 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
152 Joey Ye <joey.ye@intel.com>
155 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
156 false if we need to align the outgoing stack.
157 (ix86_update_stack_boundary): Check parm_stack_boundary.
159 2008-11-25 Richard Guenther <rguenther@suse.de>
163 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
164 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
165 in favor of dereferenced_ptrs.
166 (init_alias_info): Adjust.
167 (delete_alias_info): Likewise.
168 (compute_flow_insensitive_aliasing): Properly
169 include all aliased variables.
170 (update_alias_info_1): Use dereferenced_ptrs.
171 (setup_pointers_and_addressables): Likewise.
172 (get_smt_for): Honor ref-all pointers and pointers with known alias
174 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
176 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
179 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
180 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
182 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
184 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
186 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
188 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
190 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
193 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
194 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
196 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
198 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
199 UNSPECV_CMPXCHG_[12].
200 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
201 UNSPECV_CMPXCHG_[12].
204 * config/i386/sync.md (memory_barrier): New expander.
206 2008-11-24 Jakub Jelinek <jakub@redhat.com>
209 * dse.c (find_shift_sequence): Optimize extraction from a constant.
211 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
213 * pa.c (function_arg): Revert 2008-10-26 change.
215 2008-11-23 Helge Deller <deller@gmx.de>
217 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
218 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
219 succeeded and lws_ret is not equal to oldval.
221 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
223 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
225 2008-11-22 Andreas Schwab <schwab@suse.de>
227 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
230 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
232 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
233 Use constant 1 as the operand.
234 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
235 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
236 gen_rdhwr_synci_step_di depending on the size of Pmode.
238 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
241 * config/i386/i386.md (SWI248): New mode iterator.
242 (SWI32): Remove mode iterator.
243 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
244 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
245 iterator. Generate popcnt mnemonic without mode extensions
246 for Darwin x86 targets.
247 (*popcount<mode>2_cmp): Ditto.
248 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
249 extensions for Darwin x86 targets.
251 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
253 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
254 only if HAVE_AS_SPARC_UA_PCREL is defined.
256 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
258 * ira-costs.c (find_allocno_class_costs): Work out the maximum
259 allocno_costs value of the classees with the lowest total_costs
260 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
261 (setup_allocno_cover_class_and_costs): ...rather than here.
262 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
265 2008-11-22 Jakub Jelinek <jakub@redhat.com>
268 * builtins.c (expand_builtin_apply_args): Emit sequence before
269 parm_birth_insn instead of after entry_of_function's first insn.
272 * function.c (assign_parm_remove_parallels): Pass
273 data->passed_type as third argument to emit_group_store.
276 * final.c (mark_symbol_refs_as_used): New function.
277 * output.h (mark_symbol_refs_as_used): New prototype.
278 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
279 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
280 * config/arm/arm.md (consttable_4): Likewise.
283 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
285 2008-11-21 Jakub Jelinek <jakub@redhat.com>
288 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
289 propagate x = &a into *x = b if conversion from b to a's type is
292 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
294 * caller-save.c (insert_one_insn): Take into account REG_INC notes
295 for the liveness computation of the new insn.
297 2008-11-21 DJ Delorie <dj@redhat.com>
299 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
300 Moves to/from below100 space (W) can only use r0-r7.
302 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
305 * doc/invoke.texi (Optimization Options): Fix typo.
307 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
308 Xuepeng Guo <xuepeng.guo@intel.com>
310 * config.gcc (extra_headers): For x86 and x86-64, remove
311 gmmintrin.h, add immintrin.h and avxintrin.h.
313 * config/i386/gmmintrin.h: Renamed to ...
314 * config/i386/avxintrin.h: This. Issue an error if
315 _IMMINTRIN_H_INCLUDED is undedined.
317 * config/i386/immintrin.h: New.
319 2008-11-21 Jakub Jelinek <jakub@redhat.com>
322 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
323 mode of PLUS, not mode of the eliminated register.
325 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
327 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
328 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
329 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
330 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
331 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
332 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
333 (*nand<mode>3): Rename to *andnot<mode>3.
334 (*nandtf3): rename to *andnottf3.
335 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
336 Use CODE_FOR_mmx_andnotv2si3.
337 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
338 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
339 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
340 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
341 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
343 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
346 * config/ia64/ia64.c (ia64_expand_atomic_ope): Properly handle NAND
347 case by calculating ~(new_reg & val) instead of (~new_reg & val).
348 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
349 to (not:IMODE (and:IMODE (...))).
350 (sync_old_nand<mode>): Ditto.
351 (sync_new_nand<mode>): Ditto.
353 2008-11-20 Joseph Myers <joseph@codesourcery.com>
355 * config/arm/thumb2.md (thumb2_casesi_internal,
356 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
358 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
360 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
361 nand to the changed 4.4 semantic.
363 2008-11-20 Jakub Jelinek <jakub@redhat.com>
366 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
367 (fold_builtin_memory_op): Handle even the case where just one
368 of src and dest is an address of a var decl component, using
369 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
370 and readonly_data_expr src check.
371 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
374 PR rtl-optimization/36998
375 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
376 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
377 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
378 stack_adjust_offset callers.
379 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
381 (compute_barrier_args_size): Handle insns in annulled branches
384 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
387 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
388 Handle cases when integer argument crosses argument register boundary.
390 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
393 * config.gcc (i[34567]86-*-solaris2*): Don't include
394 i386/t-crtstuff here.
395 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
396 * config/i386/t-sol2: Move to libgcc/config/i386.
398 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
401 * tlink.c: Include "libiberty.h".
402 (initial_cwd): Change type into char *.
403 (tlink_init): Call getpwd instead of getcwd.
405 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
407 PR rtl-optimization/32283
408 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
409 of the induction variable to decide whether it may wrap.
410 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
411 initialization of the bound before the loop.
412 * simplify-rtx.c (simplify_binary_operation_1): Add two
413 simplifications regarding AND.
414 (simplify_plus_minus): Only fail if no simplification is possible.
415 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
417 2008-11-20 Jakub Jelinek <jakub@redhat.com>
420 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
421 checking until GIMPLE lowering.
422 * gimple-low.c (check_call_args): New function.
423 (lower_stmt) <case GIMPLE_CALL>: Call it.
425 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
427 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
428 with the same type as the first operand of the AND expression.
430 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
433 * ira-int.h (struct ira_loop_tree_node): New member
434 entered_from_non_parent_p.
436 * ira-color.c (print_loop_title): Print loop bbs.
438 * ira-emit.c (entered_from_non_parent_p,
439 setup_entered_from_non_parent_p): New functions.
440 (not_modified_p): Rename to store_can_be_removed_p. Check there
442 (generate_edge_moves): Use store_can_be_removed_p instead of
444 (ira_emit): Call setup_entered_from_non_parent_p.
446 * ira-build.c (copy_info_to_removed_store_destinations):
447 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
448 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
449 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
450 update all accumulated attributes.
452 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
455 * ira-int.h (ira_copy_allocno_live_range_list,
456 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
457 ira_finish_allocno_live_range_list): New prototypes.
458 (ira_allocno_live_ranges_intersect_p,
459 ira_pseudo_live_ranges_intersect_p): Remove.
461 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
462 ira_pseudo_live_ranges_intersect_p): Rename to
463 allocnos_have_intersected_live_ranges_p and
464 pseudos_have_intersected_live_ranges_p. Move them from here to ...
466 * ira-color.c: ... here
467 (coalesced_allocno_conflict_p): Use
468 allocnos_have_intersected_live_ranges_p.
469 (coalesced_allocnos_living_at_program_points,
470 coalesced_allocnos_live_at_points_p,
471 set_coalesced_allocnos_live_points): Remove.
472 (slot_coalesced_allocnos_live_ranges,
473 slot_coalesced_allocno_live_ranges_intersect_p,
474 setup_slot_coalesced_allocno_live_ranges): New.
475 (coalesce_spill_slots): Use ranges of coalesced allocnos.
476 (ira_sort_regnos_for_alter_reg): Use
477 allocnos_have_intersected_live_ranges_p.
478 (ira_reuse_stack_slot): Use
479 pseudos_have_intersected_live_ranges_p.
481 * global.c (pseudo_for_reload_consideration_p): Check
482 flag_ira_share_spill_slots too.
484 * ira-build.c (copy_allocno_live_range_list): Rename to
485 ira_copy_allocno_live_range_list. Make it external.
486 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
488 (ira_allocno_live_ranges_intersect_p): New.
489 (ira_finish_allocno_live_range_list): New.
490 (finish_allocno): Use it.
491 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
492 (copy_info_to_removed_store_destinations): Ditto. Use
493 ira_copy_allocno_live_range_list.
494 (ira_flattening): Use ira_merge_allocno_live_ranges.
496 * ira.c (too_high_register_pressure_p): New function.
497 (ira): Switch off sharing spill slots if the pressure is too high.
499 2008-11-19 Richard Guenther <rguenther@suse.de>
501 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
502 non-sizetype offsets if their precision matches that of the pointer.
503 * expr.c (expand_expr_real_1): Always sign-extend the offset
504 operand of a POINTER_PLUS_EXPR.
506 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
508 * config.gcc: Unobsolete mips-sgi-irix[56]*.
509 (mips-sgi-irix[56]*): No need to use fixproto.
511 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
512 Paul Brook <paul@codesourcery.com>
514 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
517 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
519 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
521 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
524 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
525 (separate_decls_in_region): Create shared struct even when there
528 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
530 * config/picochip/picochip.c (headers): Remove an unnecessary
533 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
536 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
537 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
539 * config/m68k/m68k.md: Adjust all conditional branches that use the
540 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
542 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
545 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
546 is a register or zero operand in the correct mode before generating
547 mtch1 insn or a register operand in the correct mode before generating
549 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
551 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
553 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
554 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
555 mipsisa*-*-elf*. Handle mipsisa64r2*.
556 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
557 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
559 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
560 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
562 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
563 Fix mips16 if mips64 or mips64r2 are multilib defaults.
564 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
567 2008-11-18 Jakub Jelinek <jakub@redhat.com>
570 * config/i386/i386.md (allocate_stack_worker_32,
571 allocate_stack_worker_64): Don't use match_dup between input and
573 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
574 * config/i386/i386.c (ix86_expand_prologue): Likewise.
576 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
578 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
579 is forced when trying to do a symbol link for it.
581 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
583 * expmed.c (extract_bit_field_1): Also use a temporary and
584 convert_extracted_bit_field when the conversion from ext_mode to
585 the target mode requires explicit truncation.
587 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
589 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
591 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
592 registers when not optimizing.
594 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
596 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
597 and its associated define_split. Expose the all-d alternative
598 to the register allocator, but mark it with "?". Mark the first
599 alternative with "*?*?".
600 (*mul_sub_si): Likewise.
601 (*mul_acc_si_r3900): New pattern.
603 2008-11-17 Jakub Jelinek <jakub@redhat.com>
606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
607 propagating x = &a into *x = b, add a cast if not useless
608 type conversion or don't optimize if another stmt would be
611 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
614 * optabs.c (expand_sync_operation): Properly handle NAND case
615 by calculating ~(t1 & val) instead of (~t1 & val).
616 * builtins.c (expand_builtin_sync_operation): Warn for changed
617 semantics in NAND builtins.
618 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
620 * doc/invoke.texi (Warning options): Add Wsync-nand.
621 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
622 __sync_fetch_and_nand builtin operation in the example. Add a note
623 about changed semantics in GCC 4.4.
624 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
625 operation in the example. Add a note about changed semantics in
628 2008-11-16 Jan Hubicka <jh@suse.cz>
630 * cgraph.c (cgraph_function_body_availability): Fix test of externally
633 2008-11-16 Joshua Kinard <kumba@gentoo.org>
635 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
638 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
641 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
642 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
644 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
645 rather than call_really_used_regs when handling $gp.
647 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
650 * config/mips/mips.c (machine_function): Update the comment
651 above global_pointer.
652 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
653 that a function doesn't need a global pointer.
654 (mips_current_loadgp_style): Update accordingly.
655 (mips_restore_gp): Likewise.
656 (mips_output_cplocal): Likewise.
657 (mips_expand_prologue): Likewise.
659 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
661 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
662 parameter. Use DImode for computing the number of registers.
663 (function_arg): Adjust for above change.
664 (function_value): Likewise.
666 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
668 PR tree-optimization/37950
669 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
670 not computed for the current function.
672 2008-11-15 Jakub Jelinek <jakub@redhat.com>
675 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
676 gpr and other COMPONENT_REFs.
678 2008-11-15 Richard Guenther <rguenther@suse.de>
680 PR tree-optimization/38051
681 * tree-ssa-alias.c (update_alias_info_1): Manually find
684 2008-11-15 Joshua Kinard <kumba@gentoo.org>
686 * doc/invoke.texi (-mfix-r10000): Document.
687 * config/mips/mips.opt (mfix-r10000): New option.
688 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
689 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
690 (MIPS_COMPARE_AND_SWAP_12): Likewise.
691 (MIPS_SYNC_OP): Likewise.
692 (MIPS_SYNC_OP_12): Likewise.
693 (MIPS_SYNC_OLD_OP_12): Likewise.
694 (MIPS_SYNC_NEW_OP_12): Likewise.
695 (MIPS_SYNC_OLD_OP): Likewise.
696 (MIPS_SYNC_NAND): Likewise.
697 (MIPS_SYNC_OLD_NAND): Likewise.
698 (MIPS_SYNC_EXCHANGE): Likewise.
699 (MIPS_SYNC_EXCHANGE_12): Likewise.
700 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
702 (MIPS_SYNC_NEW_NAND): Likewise.
703 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
704 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
705 (mips_output_sync_loop): New function.
706 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
707 Make -mfix-r10000 require branch-likely instructions.
708 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
709 mips_output_sync_loop.
710 (compare_and_swap_12): Likewise.
711 (sync_add<mode>): Likewise.
712 (sync_<optab>_12): Likewise.
713 (sync_old_<optab>_12): Likewise.
714 (sync_new_<optab>_12): Likewise.
715 (sync_nand_12): Likewise.
716 (sync_old_nand_12): Likewise.
717 (sync_new_nand_12): Likewise.
718 (sync_sub<mode>): Likewise.
719 (sync_old_add<mode>): Likewise.
720 (sync_old_sub<mode>): Likewise.
721 (sync_new_add<mode>): Likewise.
722 (sync_new_sub<mode>): Likewise.
723 (sync_<optab><mode>): Likewise.
724 (sync_old_<optab><mode>): Likewise.
725 (sync_new_<optab><mode>): Likewise.
726 (sync_nand<mode>): Likewise.
727 (sync_old_nand<mode>): Likewise.
728 (sync_new_nand<mode>): Likewise.
729 (sync_lock_test_and_set<mode>): Likewise.
730 (test_and_set_12): Likewise.
732 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
734 * gcc.c (cc1_options): Fix comment.
736 2008-11-15 Jakub Jelinek <jakub@redhat.com>
739 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
740 argtype instead of result_type.
742 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
744 * ira-int.h (struct ira_loop_tree_node): Improve comments for
745 subloop_next/next and subloops/childen fields.
747 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
749 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
750 (STANDARD_INCLUDE_DIR): Redefine to "/include".
751 (LOCAL_INCLUDE_DIR): Undefine.
752 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
754 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
756 PR rtl-optimization/37397
757 * ira-int.h (struct ira_allocno): New member bad_spill_p.
758 (ALLOCNO_BAD_SPILL_P): New macro.
760 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
762 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
763 (create_cap_allocno, propagate_allocno_info,
764 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
765 (update_bad_spill_attribute): New function.
766 (ira_build): Call it.
768 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
770 2008-11-14 Jakub Jelinek <jakub@redhat.com>
772 PR tree-optimization/38104
773 * gimplify.c (gimple_regimplify_operands): Add referenced vars
774 before calling mark_symbols_for_renaming, not after it.
776 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
778 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
779 (OVERRIDE_OPTIONS): Likewise.
781 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
782 Andrew Stubbs <ams@codesourcery.com>
783 Gunnar Von Boehn <gunnar@genesi-usa.com>
786 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
787 the shorter LEA insn over ADD.L where possible.
789 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
791 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
792 systems, which are assumend to always provide SSP-support in glibc.
793 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
795 * configure: Regenerate.
797 2008-11-14 Jakub Jelinek <jakub@redhat.com>
800 * function.c (gimplify_parameters): For callee copies parameters,
801 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
803 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
806 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
807 x86 parts into the `i[34567]86-*-linux*' and parts that are
808 independent of the processor architecture into the `*-*-linux*' cases.
809 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
810 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
811 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
812 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
813 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
814 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
815 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
817 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
819 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
820 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
821 (ls2_idiv): Likewise idiv3.
822 (ls2_prefetch): New reservation.
823 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
824 * config/mips/mips.md (type): Add imul3nc and idiv3.
825 (length): Handle idiv3.
826 (any_mod): New code_iterator.
827 (u): Handle MOD and UMOD.
828 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
829 (prefetch): Handle TARGET_LOONGSON_2EF.
831 2008-11-13 Jakub Jelinek <jakub@redhat.com>
834 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
835 (prune_unused_types_walk): Call it for non-perennial local classes.
836 Set die_mark to 2 if recursing on children. If die_mark is 1 on
837 entry, just set it to 2 and recurse on children, don't walk attributes
840 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
842 * c-common.c (warn_about_parentheses): Add missing whitespace
845 2008-11-13 Paul Brook <paul@codesourcery.com>
847 * doc/invoke.texi: Document --fix-cortex-m3.
848 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
849 Cortex-M3 cpu is selected.
850 (output_move_double): Avoid overlapping base register and first
851 destination register when fix_cm3_ldrd.
852 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
854 2008-11-13 Jakub Jelinek <jakub@redhat.com>
857 * gimple.h (gimple_range_check_failed): Remove prototype.
858 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
860 (gimple_range_check_failed): Removed.
862 2008-11-13 Andrew Haley <aph@redhat.com>
865 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
868 2008-11-12 Jakub Jelinek <jakub@redhat.com>
872 2007-05-07 Mike Stump <mrs@apple.com>
873 * doc/invoke.texi (Warning Options): Document that -Wempty-body
874 also checks for and while statements in C++.
876 2008-11-12 Dodji Seketeli <dodji@redhat.com>
879 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
880 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
881 - which clones are reachable - as "abstract and needed".
882 * cgraph.c (cgraph_release_function_body): If a node is
883 "abstract and needed", do not release its DECL_INITIAL() content
884 that will be needed to emit debug info.
886 2008-11-12 Steve Ellcey <sje@cup.hp.com>
889 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
890 to set HAVE_GETIPINFO.
891 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
892 * configure: Regenerate.
893 * config.in: Regenerate.
895 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
898 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
900 2008-11-12 Jakub Jelinek <jakub@redhat.com>
903 2008-10-21 Jakub Jelinek <jakub@redhat.com>
904 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
906 2008-11-12 Jason Merrill <jason@redhat.com>
909 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
912 2008-11-12 Anatoly Sokolov <aesok@post.ru>
914 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
915 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
917 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
918 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
920 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
922 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
923 packed-stack special handling.
924 (FRAME_ADDR_RTX): Add definition.
926 2008-11-12 Jakub Jelinek <jakub@redhat.com>
929 * fold-const.c (native_encode_string): New function.
930 (native_encode_expr): Use it for STRING_CST.
932 2008-11-12 DJ Delorie <dj@redhat.com>
934 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
935 insns if the intermediate value will be used later.
937 2008-11-12 Andreas Schwab <schwab@suse.de>
939 * config/m68k/m68k.c (print_operand): Mask off extra extension
940 bits when writing out the representation of real values.
942 2008-11-12 Ira Rosen <irar@il.ibm.com>
944 PR tree-optimization/38079
945 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
948 2008-11-12 Jakub Jelinek <jakub@redhat.com>
951 * c-pretty-print.c (pp_c_complex_expr): New function.
952 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
955 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
956 than INNER and INNER is a constant, forcibly align INNER as much
959 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
961 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
963 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
965 PR rtl-optimization/37363
966 * simplify-rtx.c (simplify_plus_minus): Don't create
967 (const (minus ...)) expresisons.
969 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
971 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
974 2008-11-10 Catherine Moore <clm@codesourcery.com>
976 * config.gcc (mips64vrel-*-elf*): Include the tm_file
978 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
979 (BASE_DRIVER_SELF_SPECS): Remove.
980 (DRIVER_SELF_SPECS): New definition.
981 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
982 BASE_DRIVER_SELF_SPECS.
983 * config/mips/sde.h: Likewise.
984 * config/mips/iris6.h: Likewise.
985 * config/mips/vr.h: Likewise.
986 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
988 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
990 PR rtl-optimizations/37948
991 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
992 (ira_create_copy, ira_add_allocno_copy): New parameter.
994 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
995 to ira_add_allocno_copy.
996 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
997 parameter to process_regs_for_copy.
998 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
999 Fix typo in passing second allocno to ira_add_allocno_copy.
1001 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1002 coalesced allocnos list.
1003 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1005 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1006 (add_ira_allocno_to_ordered_bucket): Rename to
1007 add_allocno_to_ordered_bucket.
1008 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1009 head of coalesced allocnos list.
1010 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1011 Check that it is aready calculated.
1012 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1013 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1015 (coalesce_allocnos): Do extended coalescing too.
1017 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1018 parameter to ira_add_allocno_copy.
1020 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1022 (print_copy): Print copy origination too.
1024 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1027 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1029 PR rtl-optimization/37514
1030 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1031 flag_ira_share_spill_slots to 2 if it's already non-zero.
1032 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1033 flag_ira_share_spill_slots is 2.
1035 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1037 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1038 (prologue_enter_32): Set FB to SP - 4.
1040 2008-11-10 DJ Delorie <dj@redhat.com>
1042 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1043 constraint for single-bit-clear in lower byte of HI constant, vs
1044 Imb which just ignores the upper byte.
1045 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1046 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1047 (iorhi3_16): Check for single bit set, not single bit clear.
1049 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1051 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1053 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1055 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1057 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1058 values living in memory and use more precise alignment information.
1060 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1063 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1064 after __mf_check call if the call must end a bb.
1066 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1070 * combine.c (force_to_mode): Do not process vector types.
1072 * rtlanal.c (nonzero_bits1): Do not process vector types.
1073 (num_sign_bit_copies1): Likewise.
1075 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1077 * config/i386/gnu.h: Add copyright and licensing header.
1078 * config/gnu.h: Likewise.
1080 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1082 * fwprop.c (fwprop_done): Call df_remove_problem.
1084 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1087 * tree-scalar-evolution.c (instantiate_scev_1): Return
1088 chrec_dont_know for VL_EXP_CLASS_P.
1090 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1092 * reg-stack.c (reg_to_stack): Add missing braces in memset
1095 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1097 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1098 (NO_PROFILE_COUNTERS): New define.
1100 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1103 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1105 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1108 * config/sparc/constraints.md (D): New.
1109 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1110 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1112 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1113 Use the 'D' constraint in addition to 'F' in some alternatives.
1114 (DF splitter): Generalize for V64mode.
1115 * doc/md.texi (SPARC): Document the 'D' constraint.
1117 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1119 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1121 2008-11-06 Ben Elliston <bje@au.ibm.com>
1123 * gcc.c: Remove ancient comment about a bug in Sun cc.
1125 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1127 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1129 2008-11-06 Ben Elliston <bje@au.ibm.com>
1131 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1133 2008-11-06 Ben Elliston <bje@au.ibm.com>
1135 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1138 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1141 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1144 2008-11-05 Martin Jambor <mjambor@suse.cz>
1147 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1148 pointer arithmetics into array_ref if the array is accessed
1149 through an indirect_ref.
1151 2008-11-05 Richard Guenther <rguenther@suse.de>
1154 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1155 qualified pointer conversion before stripping qualifiers.
1156 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1157 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1158 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1161 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1162 properly canonicalize binary ops.
1163 (forward_propagate_addr_expr_1): Use
1164 may_propagate_address_into_dereference.
1166 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1169 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1170 Initialize uninitialized input registers with a NaN.
1172 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1176 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1178 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1182 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1183 exits and conditions.
1184 * testsuite/gcc.dg/graphite/pr37943.c: New.
1186 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1187 Andrew Pinski <andrew_pinski@playstation.sony.com>
1190 * c-common.c (warn_for_sign_compare): For complex result_type
1191 use component's type.
1193 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1195 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1197 * print-tree.c (print_node): Don't print DECL_INITIAL
1201 * c-common.c (parse_optimize_options): Save and restore
1202 flag_strict_aliasing around decode_options call.
1204 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1206 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1207 (host_detect_local_cpu): Use it instead of casted strings to
1208 compare vendor signatures.
1210 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1213 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1214 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1216 2008-11-03 Catherine Moore <clm@codesourcery.com>
1218 * config/mips.c (mips_conditional_register_usage): Handle the
1219 DSP control register.
1220 * doc/extend.texi: Document the DSP control register.
1222 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1223 Jakub Jelinek <jakub@redhat.com>
1225 * omp-low.c (expand_omp_for_generic): If iter_type has different
1226 precision than type and type is a pointer type, cast n1 and n2
1227 first to an integer type with the same precision as pointers
1228 and only afterwards to iter_type.
1230 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1232 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1233 (UNSPEC_GOTSYM_OFF): New unspec.
1234 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1235 (pic_add_dot_plus_eight): Likewise.
1236 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1237 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1238 UNSPEC_PIC_BASE operands.
1239 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1240 (arm_output_addr_const_extra): Handle it.
1242 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1244 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1245 integer class to full integer class if the offset is not word-aligned.
1247 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1250 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1252 (doloop_optimize): Update call to doloop_modify.
1254 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1256 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1258 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1261 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1262 gcc_cv_as_cfi_directive.
1263 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1264 merging read-only and read-write sections or assembler emits
1265 read-write .eh_frame sections.
1266 * configure: Regenerate.
1268 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1271 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1273 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1275 (rs6000_emit_prologue): Invert logic.
1276 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1277 (reg:P 11) instead of match_operand.
1278 (*save_fpregs_<mode>): Likewise.
1279 (*restore_gpregs_<mode>): Likewise.
1280 (*return_and_restore_gpregs_<mode>): Likewise.
1281 (*return_and_restore_fpregs_<mode>): Likewise.
1282 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1283 (reg:P 11) insted of match_operand.
1284 (*restore_gpregs_spe): Likewise.
1285 (*return_and_restore_gpregs_spe): Likewise.
1287 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1289 PR tree-optimization/37684
1290 * gcc.dg/graphite/pr37684.c: New.
1291 * graphite.c (exclude_component_ref): New.
1292 (is_simple_operand): Call exclude_component_ref.
1294 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1296 PR tree-optimization/36908
1297 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1298 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1299 (number_of_rw_in_partition): New.
1300 (partition_contains_all_rw): New.
1301 (ldist_gen): Do not distribute when one of the partitions
1302 contains all the memory operations.
1304 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1306 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1307 EDGE_IRREDUCIBLE_LOOP.
1309 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1311 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1312 where we have one entry point in the loop which isn't the head.
1314 2008-11-03 Richard Guenther <rguenther@suse.de>
1317 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1319 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1322 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1323 for ipa and simple ipa passes.
1325 2008-11-02 Richard Guenther <rguenther@suse.de>
1327 PR tree-optimization/37542
1328 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1329 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1330 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1331 (vn_nary_op_insert_stmt): Likewise.
1332 (visit_use): Likewise.
1334 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1336 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1338 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1339 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1340 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1341 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1342 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1343 peephole2's): Replace unspec with rotate.
1344 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1346 2008-11-02 Richard Guenther <rguenther@suse.de>
1348 PR tree-optimization/37991
1349 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1350 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1351 (set_ssa_val_to): Print if the value changed.
1352 (simplify_binary_expression): Strip useless conversions.
1354 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1357 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1360 2008-11-01 Richard Guenther <rguenther@suse.de>
1363 * builtins.c (fold_builtin_strspn): Return a size_t.
1364 (fold_builtin_strcspn): Likewise.
1366 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1368 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1369 attribute for struct return convention.
1371 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1373 * config/rs6000/crtsavres.asm: Really, really delete.
1375 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1377 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1379 (rs6000_emit_prologue): Invert logic.
1380 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1381 (reg:P 11) instead of match_operand.
1382 (*save_fpregs_<mode>): Likewise.
1383 (*restore_gpregs_<mode>): Likewise.
1384 (*return_and_restore_gpregs_<mode>): Likewise.
1385 (*return_and_restore_fpregs_<mode>): Likewise.
1386 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1387 (reg:P 11) insted of match_operand.
1388 (*restore_gpregs_spe): Likewise.
1389 (*return_and_restore_gpregs_spe): Likewise.
1391 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1393 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1394 list of word switches that take args.
1396 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1398 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1399 (s390_output_pool_entry): Call it through for_each_rtx.
1402 * expr.c (store_constructor): For vectors, if target is a MEM, use
1403 target's MEM_ALIAS_SET instead of elttype alias set.
1405 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1408 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1411 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1414 * config/rs6000/predicates.md (word_offset_memref_operand):
1415 Restructure code and look inside auto-inc/dec addresses.
1417 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1420 * libgcov.c ( __gcov_indirect_call_profiler): Check
1421 TARGET_VTABLE_USES_DESCRIPTORS.
1423 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1425 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1426 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1427 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1428 offset if eliminating soft frame pointer.
1429 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1430 (stack_protect_test_si): Add initial machine description
1431 for Stack Smashing Protector
1433 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1436 * c-common.c (min_precision): Move to...
1437 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1438 * tree.h (tree_int_cst_min_precision): Declare.
1439 * c-common.h (min_precision): Delete declaration.
1440 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1441 multiplication of non-negative integer constants.
1442 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1443 tree_int_cst_min_precision.
1444 (finish_enum): Likewise.
1446 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1449 * convert.c (convert_to_real): Do not optimize conversions of
1450 binary arithmetic operations between binary and decimal
1451 floating-point types. Consider mode of target type in determining
1452 decimal type for arithmetic. Unless
1453 flag_unsafe_math_optimizations, do not optimize binary conversions
1454 where this may change rounding behavior.
1455 * real.c (real_can_shorten_arithmetic): New.
1456 * real.h (real_can_shorten_arithmetic): Declare.
1458 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1460 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1461 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1462 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1464 (must_save_p): For some workarounds, interrupts need to clobber a
1466 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1467 and LC1 for WA_05000257.
1468 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1469 WA_05000283 and WA_05000315.
1470 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1471 (movbi): Add alternative to set CC to 1; improve code for setting
1473 (dummy_load): New pattern.
1475 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1478 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1479 BLKmode for non-memory, convert using a wider MODE_INT mode
1483 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1484 that haven't been removed yet.
1486 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1488 * config/bfin/bfin.c (struct machine_function): New member
1489 has_loopreg_clobber.
1490 (bfin_expand_movmem): Set it when generating memcpy insns.
1491 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1492 expand_epilogue_reg_restore): If we have hardware loops,
1493 memcpy insns (indicated by has_loopreg_clobber) or function
1494 calls, we need to save the loop registers.
1496 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1498 * config/i386/i386.c (core2_cost): Fix typos in comments.
1500 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1503 * combine.c (make_compound_operation): Don't call make_extraction with
1504 non-positive length.
1505 (simplify_shift_const_1): Canonicalize count even if complement_p.
1507 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1509 * convert.c (strip_float_extensions): Do not remove or introduce
1510 conversions between binary and decimal floating-point types.
1512 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1515 * fold-const.c (distribute_bit_expr): Convert common, left and
1516 right arguments to type.
1518 2008-10-28 Nick Clifton <nickc@redhat.com>
1520 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1521 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1522 call_really_used_regs array rather than the call_used_regs array.
1523 (mn10300_get_live_callee_saved_regs, expand_prologue,
1524 expand_epilogue, output_tst): Likewise.
1526 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1529 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1530 (df_get_entry_block_def_set): Neither here.
1531 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1533 PR tree-optimization/37879
1534 * predict.c (tree_estimate_probability): Check if last_stmt is
1535 non-NULL before dereferencing it.
1537 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1539 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1540 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1541 (ira_fast_allocation): Remove the prototype.
1543 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1544 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1545 (color_pass): Modify the updated costs.
1546 (ira_color): Rename to color. Make it static.
1547 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1548 (ira_color): New function.
1550 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1553 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1555 (set_allocno_live, clear_allocno_live, mark_ref_live,
1556 mark_ref_dead): Invalidate corresponding element of
1557 allocno_saved_at_call.
1558 (process_bb_node_lives): Increment last_call_num. Setup
1559 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1560 allocno was already saved.
1561 (ira_create_allocno_live_ranges): Initiate last_call_num and
1562 allocno_saved_at_call.
1564 * ira-build.c (ira_create_allocno): Initiate
1565 ALLOCNO_UPDATED_COVER_CLASS_COST.
1566 (create_cap_allocno, propagate_allocno_info,
1567 remove_unnecessary_allocnos): Remove setting updated costs.
1568 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1570 * ira.c (ira): Don't call ira_fast_allocation.
1572 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1575 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1578 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1580 * ira-int.h (ira_hard_regno_cover_class): New.
1582 * ira-lives.c (mark_reg_live, mark_reg_dead,
1583 process_bb_node_lives): Use ira_hard_regno_cover_class.
1585 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1586 (setup_hard_regno_cover_class): New function.
1587 (ira_init): Call setup_hard_regno_cover_class.
1589 * ira-costs.c (cost_class_nums): Add comment.
1590 (find_allocno_class_costs): Initiate cost_class_nums.
1591 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1593 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1596 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1597 Rename to copy_info_to_removed_store_destinations. Propagate
1598 conflict hard regs and register stack attribute.
1600 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1603 * pa.c (function_arg_padding): Pad complex and vector types
1604 upward in 64-bit runtime.
1605 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1607 2008-10-26 Matthias Klose <doko@ubuntu.com>
1609 * doc/install.texi: Document requirements on antlr.
1611 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1613 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1616 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1619 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1620 is defined, use it to modify the constant offset.
1622 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1624 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1625 and short arguments to the correct location as mandated by the ABI.
1627 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1629 PR rtl-optimization/37769
1630 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1632 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1634 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1635 unwind-dw2-Os-4-200.o.
1637 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1639 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1640 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1642 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1644 PR tree-optimization/36038
1645 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1646 add sizetype IV with initial value zero instead of pointer type.
1648 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1651 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1652 around bit operation.
1653 * profile.c (is_edge_inconsistent): Likewise.
1654 * fold-const.c (truth_value_p): Move from here...
1655 * tree.h (truth_value_p): ... to here.
1656 * c-tree.h (c_expr): Update description of original_code.
1657 * c-typeck.c (parser_build_unary_op): Set original_code.
1658 (parser_build_binary_op): Update call to warn_about_parentheses.
1659 * c-common.c (warn_about_parentheses): Take two additional
1660 arguments of the operands. Use a switch. Quote operators
1661 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1662 Add warning about !x | y and !x & y.
1663 * c-common.h (warn_about_parentheses): Update declaration.
1665 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1667 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1668 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1669 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1671 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1672 (check-%): For test targets listed in lang_checks_parallelized
1673 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1674 run the testing in multiple make goals, possibly parallel, and
1675 afterwards run dg-extract-results.sh to merge the sum and log files.
1677 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1679 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1680 (mips_move_to_gpr_cost): Likewise.
1681 (mips_move_from_gpr_cost): Likewise.
1682 (mips_register_move_cost): Make more fine-grained.
1684 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1686 * graphite.c (graphite_apply_transformations): Check for
1687 -fgraphite-identity.
1688 * toplev.c (process_options): Add graphite_identity.
1689 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1691 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1693 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1694 mulhisihl and mulhisihh builtins.
1696 From Jie Zhang <jie.zhang@analog.com>
1697 * config/bfin/bfin.md (composev2hi): Put operands into vector
1700 2008-10-22 Chao-ying Fu <fu@mips.com>
1702 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1704 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1706 From Mike Frysinger <michael.frysinger@analog.com>
1707 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1708 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1709 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1710 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1711 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1712 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1713 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1714 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1715 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1716 __ADSPBF51x__ for all of them.
1717 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1718 -mcpu bf512, bf514, bf516, and bf518.
1719 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1720 bf512-none, bf514-none, bf516-none, and bf518-none.
1721 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1722 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1723 * doc/invoke.texi (Blackfin Options): Document that
1724 -mcpu now accepts bf512, bf514, bf516, and bf518.
1726 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1729 * fold-const.c (build_range_type): For 1 .. signed_max
1730 range call build_nonstandard_inter_type if signed_type_for
1731 returned a type with bigger precision.
1733 2008-10-22 Richard Guenther <rguenther@suse.de>
1735 * tree.def (COMPLEX_TYPE): Constrain element type.
1736 * tree.c (build_complex_type): Assert that.
1737 * tree-ssa-structalias.c (could_have_pointers): Complex types
1738 cannot have pointers.
1740 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1743 * c-typeck.c (convert_for_assignment): Do not give declaration's
1744 location for builtins. Spell out which type was expected and which
1747 2008-10-22 Nick Clifton <nickc@redhat.com>
1749 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1750 the fdpic register to be a target when running in fdpic mode.
1752 2008-10-22 Rafael Espindola <espindola@google.com>
1754 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1755 newly created statements.
1757 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1760 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1761 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1762 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1764 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1767 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1768 Adjust -mcmodel=medium description for 2005-07-31 changes.
1770 2008-10-22 Jan Hubicka <jh@suse.cz>
1771 Jakub Jelinek <jakub@redhat.com>
1774 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1776 2008-10-21 Richard Henderson <rth@redhat.com>
1779 * emit-rtl.c (get_spill_slot_decl): Export.
1780 * emit-rtl.h (get_spill_slot_decl): Declare.
1781 * var-tracking.c (vt_add_function_parameters): Relax assertion
1782 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1784 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1786 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1787 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1790 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1793 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1794 processed by get_maxval_strlen.
1796 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1799 * tree.c (get_file_function_name): Copy first_global_object_name.
1800 Centralize call to clean_symbol_name.
1802 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1804 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1805 * config/svr4.h (SVR4_ASM_SPEC): New.
1806 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1807 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1809 * doc/invoke.texi (Option Summary): Add -T to linker options.
1810 (Link Options): Document -T.
1812 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1814 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1817 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1820 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1822 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1824 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1827 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1829 * doc/install.texi: Fix typos in previous patch.
1831 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1833 * doc/install.texi: Document in-tree building of gcc and mpfr.
1835 2008-10-19 Richard Guenther <rguenther@suse.de>
1837 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1839 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1842 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1843 (build_enumerator): Convert enumerators that fit in integer to
1846 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1848 * config/i386/i386.md (unnamed peephole2): Do not force memory
1849 operands of arith or logical instructions into registers for
1850 non-TARGET_READ_MODIFY targets.
1852 (ffs_cmove): Change operand 0 predicate to register_operand.
1853 Change operand 1 predicate to nonimmediate_operand.
1855 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1857 2008-10-18 Richard Guenther <rguenther@suse.de>
1859 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1860 VIEW_CONVERT_EXPR case against invalid gimple.
1862 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1864 * c-parser.c (c_parser_binary_expression): Silence the
1865 uninitialized variable warning emitted for binary_loc.
1867 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1869 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1872 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1875 * c-typeck.c (build_unary_op): Use omit_one_operand for
1876 IMAGPART_EXPR of real argument.
1878 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1880 PR tree-optimization/37664
1881 * fold-const.c (fold_binary): When optimizing comparison with
1882 highest or lowest type's value, don't consider TREE_OVERFLOW.
1884 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1887 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1888 * coverage.c: Include tm_p.h.
1889 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1890 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1891 dollar signs from PREFIX.
1892 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1893 instead of manual strip_name_encoding.
1895 2008-10-16 Richard Guenther <rguenther@suse.de>
1898 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1899 volatile qualified functions or methods as relevant.
1901 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1903 PR tree-optimization/37525
1904 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1905 sizetype unsigned constants, both in the case of C and bounds.
1907 2008-10-15 Jan Hubicka <jh@suse.cz>
1909 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1911 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1914 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1915 HARD_REGNO_CALL_PART_CLOBBERED.
1917 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1920 * ira-lives.c (mark_early_clobbers): Remove.
1921 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1922 check_and_make_def_conflicts,
1923 make_early_clobber_and_input_conflicts,
1924 mark_hard_reg_early_clobbers): New functions.
1925 (process_bb_node_lives): Call
1926 make_early_clobber_and_input_conflicts and
1927 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1929 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1930 early clobbers of pseudo-registers.
1932 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1935 * ira-build.c (ira_flattening): Recalculate
1936 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1937 from the scratch instead of the propagation.
1939 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1941 * doc/rtl.texi (const_double): Remove the "addr" operand.
1942 Describe CONST_DOUBLE_* macros under const_double rather
1944 (const_fixed): Fix the operand description.
1945 (const): Add an @findex directive.
1946 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1947 after the constant rtl table.
1948 (fix): Combine floating-point and fixed-point descriptions.
1950 * sched-deps.c (sched_analyze_2): Remove reference to
1953 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1955 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1957 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1958 for UNSPEC_GOTSYM_OFFs.
1959 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1960 (add_GOT_to_pic_reg): Use it.
1961 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1963 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1964 Harsha Jagasia <harsha.jagasia@amd.com>
1966 PR tree-optimization/37485
1967 * graphite.c (gmp_cst_to_tree): Moved.
1968 (iv_stack_entry_is_constant): New.
1969 (iv_stack_entry_is_iv): New.
1970 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1971 (loop_iv_stack_insert_constant): New.
1972 (loop_iv_stack_pop): Use new datatpype.
1973 (loop_iv_stack_get_iv): Same.
1974 (loop_iv_stack_get_iv_from_name): Same.
1975 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1976 (loop_iv_stack_patch_for_consts): New.
1977 (loop_iv_stack_remove_constants): New.
1978 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1979 (translate_clast): Call loop_iv_stack_patch_for_consts and
1980 loop_iv_stack_remove_constants.
1981 (gloog): Use new datatype. Redirect construction edge to end
1982 block to avoid accidental deletion.
1983 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1985 (union iv_stack_entry_data): New. Data in iv stack entry.
1986 (struct iv_stack_entry): New. Datatype for iv stack entries.
1988 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1990 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1991 * graphite.c (free_scop): Same.
1992 (build_scops): Same.
1993 (free_scattering): New.
1994 (build_cloog_prog): Call free_scattering.
1995 (patch_phis_for_virtual_defs): Fix memleak.
1996 (graphite_trans_bb_strip_mine): Same.
1997 (limit_scops): Same.
1999 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2000 Harsha Jagasia <harsha.jagasia@amd.com>
2002 PR tree-optimization/37828
2003 * graphite.c (graphite_trans_loop_block): Do not loop block
2004 single nested loops.
2006 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2008 PR tree-optimization/37686
2009 * tree-loop-linear.c (linear_transform_loops): Build a
2010 loop nest vector. Pass it to lambda_compute_access_matrices.
2011 * tree-data-ref.h (struct access_matrix): Store the loop nest
2012 relative to which it encodes the information.
2013 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2014 (am_vector_index_for_loop): Reimplemented: iterate over the
2015 loop nest for finding the loop index in the access matrix.
2016 (lambda_compute_access_matrices): Update declaration.
2017 * lambda-code.c (build_access_matrix): Pass the loop nest and
2019 (lambda_compute_access_matrices): Same.
2021 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2023 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2024 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2025 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2026 already implies hard float. Also fix several insn condition
2027 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2029 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2032 Based on patches by Laurent Vivier.
2033 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2034 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2035 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2036 dollar sign to underscore.
2037 (ASM_OUTPUT_EXTERNAL): Same.
2038 (ASM_OUTPUT_LABELREF): New.
2039 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2041 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2042 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2043 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2044 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2046 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2048 PR tree-optimization/36881
2049 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2050 that each value doesn't need runtime relocations, for !flag_pic
2051 check that each value is just a valid initializer constant.
2053 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2055 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2056 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2057 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2058 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2060 (REG_CLASS_NAMES): Update accordingly.
2061 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2062 rather than an unpredictable descriptive string.
2063 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2064 (mips_register_move_cost): Check for specific COP*_REGS classes,
2065 instead of ALL_COP_AND_GR_REGS.
2066 (mips_ira_cover_classes): New function.
2067 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2068 (TARGET_IRA_COVER_CLASSES): Define.
2070 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2073 * tree.c (build_type_attribute_qual_variant): Hash on the
2074 unqualified type, and don't overwrite an existing
2075 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2076 allow distinguishing between wchar_t and its underlying type. This
2077 also means that we'll retain a little more typedef information.
2079 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2080 Dmitry Melnik <dm@ispras.ru>
2081 Dmitry Zhurikhin <zhur@ispras.ru>
2082 Alexander Monakov <amonakov@ispras.ru>
2083 Maxim Kuvyrkov <maxim@codesourcery.com>
2085 * target.h (struct gcc_target): Update prototypes of needs_block_p
2087 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2088 * sel-sched.c (create_speculation_check): Likewise.
2089 * doc/tm.texi: Provide documentation for new target hooks.
2091 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2092 (ia64_gen_spec_insn): Removed.
2093 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2094 ia64_gen_spec_check): New static functions.
2095 (ia64_alloc_sched_context, ia64_init_sched_context,
2096 ia64_set_sched_context, ia64_clear_sched_context,
2097 ia64_free_sched_context, ia64_get_insn_spec_ds,
2098 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2099 (ia64_needs_block_p): Change prototype.
2100 (ia64_gen_check): Rename to ia64_gen_spec_check.
2101 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2102 into declaration, add special memory dependencies handling.
2103 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2104 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2105 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2106 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2107 Define new target hooks.
2108 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2109 (ia64_optimization_options): Turn on selective scheduling with -O3,
2110 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2111 default with selective scheduling.
2112 (ia64_override_options): Initialize align_loops and align_functions
2113 to 32 and 64, respectively. Set global selective scheduling flags
2114 according to target-dependent flags.
2115 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2116 (group_barrier_needed): Use new mstop-bit-before-check flag.
2118 (dfa_state_size): Make global.
2119 (spec_check_no, max_uid): Remove.
2120 (mem_ops_in_group, current_cycle): New variables.
2121 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2122 Initialize new variables.
2123 (is_load_p, record_memory_reference): New functions.
2124 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2126 (ia64_variable_issue): Change use of current_sched_info to
2127 sched_deps_info. Update comment. Note if a load or a store is issued.
2128 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2129 advance if maximal number of loads or stores was issued on current
2131 (scheduled_good_insn): New static helper function.
2132 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2133 a group barrier is needed. Fix vertical spacing. Guard the code
2134 doing state transition with last_scheduled_insn check.
2135 Mark that a stop bit should be before current insn if there was a
2136 cycle advance. Update current_cycle and mem_ops_in_group.
2137 (ia64_h_i_d_extended): Change use of current_sched_info to
2138 sched_deps_info. Reallocate stops_p by larger chunks.
2139 (struct _ia64_sched_context): New structure.
2140 (ia64_sched_context_t): New typedef.
2141 (ia64_alloc_sched_context, ia64_init_sched_context,
2142 ia64_set_sched_context, ia64_clear_sched_context,
2143 ia64_free_sched_context): New static functions.
2144 (gen_func_t): New typedef.
2145 (get_spec_load_gen_function): New function.
2146 (SPEC_GEN_EXTEND_OFFSET): Declare.
2147 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2148 (get_mode_no_for_insn): Change the condition that prevents use of
2149 special hardware registers so it can now handle pseudos.
2150 (get_spec_unspec_code): New function.
2151 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2152 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2153 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2154 during selective scheduling.
2155 (ia64_speculate_insn): Use ds_get_speculation_types when
2156 determining whether we need to change the pattern.
2157 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2158 (ia64_spec_check_src_p): Support new speculation/check codes.
2159 (struct bundle_state): New field.
2160 (issue_nops_and_insn): Initialize it.
2161 (insert_bundle_state): Minimize mid-bundle stop bits.
2162 (important_for_bundling_p): New function.
2163 (get_next_important_insn): Use important_for_bundling_p.
2164 (bundling): When shifting TImode from unimportant insns, ignore
2165 also group barriers. Assert that best state is found before
2166 the backward bundling pass. Print number of mid-bundle stop bits.
2167 Minimize mid-bundle stop bits. Check correct calculation of
2168 mid-bundle stop bits.
2169 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2170 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2172 (sel2_run): New variable.
2173 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2174 selective scheduling pass instead of schedule_ebbs.
2176 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2177 (UNSPEC_LDS_A): New UNSPEC.
2178 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2179 movti_internal, movsf_internal, movdf_internal,
2180 movxf_internal): Make visible. Add speculable* attributes.
2181 (output_c_nc): New mode attribute.
2182 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2183 mov<mode>_nc, zero_extend<mode>di2_nc,
2184 advanced_load_check_nc_<mode>): New insns.
2185 (zero_extend*): Add speculable* attributes.
2187 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2188 (msched-stop-bits-after-every-cycle): Likewise.
2189 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2191 (msched-spec-verbose): Remove.
2192 (msched-prefer-non-data-spec-insns,
2193 msched-prefer-non-control-spec-insns,
2194 msched-count-spec-in-critical-path,
2195 msel-sched-dont-check-control-spec): Use Target Report Var
2196 instead of Common Report Var.
2198 * config/ia64/itanium2.md: Remove incorrect bypass.
2200 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2202 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2205 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2206 and -fhelp=separate.
2208 2008-10-14 Ben Elliston <bje@au.ibm.com>
2210 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2212 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2214 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2217 2008-10-13 Matthias Klose <doko@ubuntu.com>
2219 * config/pa/linux-atomic.c: Work around missing header file
2220 for hppa64-linux-gnu targets.
2222 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2223 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2224 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2225 Grace Cao <grace_cao@playstation.sony.com>
2227 * doc/invoke.texi (-mgen-cell-microcode): Document.
2228 (-mwarn-cell-microcode): Document.
2229 * cfglayout.c (locator_location): Export.
2230 * rtl.h (locator_location): Define prototype.
2231 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2233 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2234 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2235 (mwarn-cell-microcode): New option.
2236 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2237 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2238 cell and not already set.
2239 Turn off string instructions if not generating cell microcode.
2240 (rs6000_final_prescan_insn): New function that warns about microcoded
2242 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2243 * config/rs6000/rs6000.md
2244 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2245 the instruction would have been microcoded on the Cell. Set
2246 cell_micro to always on unnamed patterns for the string instructions.
2247 (cell_micro): Update definition, remove load/store conditional
2249 (sign_extend:DI): Define new pattern for non microcoded version.
2250 (sign_extend:SI): Likewise.
2251 (compare (div:P)): Set cell_micro to not.
2252 (andsi3): Define as an expand.
2253 (andsi3_mc): New pattern.
2254 (andsi3_nomc): New pattern.
2255 (andsi3_internal0_nomc): New pattern.
2256 (andsi3_internal2): Rename to ...
2257 (andsi3_internal2_mc): this and enable iff generating microcode.
2258 (andsi3_internal3): Rename to ...
2259 (andsi3_internal3_mc): this and enable iff generating microcode.
2260 (andsi3_internal4): Enable iif generating microcode.
2261 (andsi3_internal5): Rename to ..
2262 (andsi3_internal5_mc): this and enable iff generating microcode.
2263 (andsi3_internal5_nomc): New pattern.
2264 (extzvdi_internal1): Enable iff generating microcode.
2265 (extzvdi_internal2): Likewise.
2266 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2267 (anddi3): Change to expand.
2268 (anddi3_mc): Rename from anddi3.
2269 (anddi3_no_mc): New pattern.
2270 (anddi3_internal2): Rename to ..
2271 (anddi3_internal2_mc): this and enable iff generating microcode.
2272 (anddi3_internal2_nomc): New pattern.
2273 (anddi3_internal3): Rename to ..
2274 (anddi3_internal3_mc): this and enable iff generating microcode.
2275 (anddi3_internal3_nomc): New pattern.
2276 (movti_string): Set cell_micro to always if TARGET_STRING.
2277 (stmsi8): Set cell_micro to always.
2283 (stmsi8_power): Likewise.
2284 (stmsi7_power): Likewise.
2285 (stmsi6_power): Likewise.
2286 (stmsi5_power): Likewise.
2287 (stmsi4_power): Likewise.
2288 (stmsi3_power): Likewise.
2289 (movsi_update2): Enable iff generating microcode.
2290 (movhi_update3): Likewise.
2291 (lmw): Set cell_micro to always.
2293 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2295 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2296 * config/s390/s390.c (machine_function): Remove
2297 decomposed_literal_pool_addresses_ok_p.
2298 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2299 the difference of two labels.
2300 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2301 (s390_pool_offset): New function.
2302 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2303 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2305 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2307 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2308 (powerpc*-*-linux-gnu*): Describe.
2309 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2310 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2311 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2312 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2313 config/rs6000/e500crtres32gpr.asm,
2314 config/rs6000/e500crtres64gpr.asm,
2315 config/rs6000/e500crtres64gprctr.asm,
2316 config/rs6000/e500crtrest32gpr.asm,
2317 config/rs6000/e500crtrest64gpr.asm,
2318 config/rs6000/e500crtresx32gpr.asm,
2319 config/rs6000/e500crtresx64gpr.asm,
2320 config/rs6000/e500crtsav32gpr.asm,
2321 config/rs6000/e500crtsav64gpr.asm,
2322 config/rs6000/e500crtsav64gprctr.asm,
2323 config/rs6000/e500crtsavg32gpr.asm,
2324 config/rs6000/e500crtsavg64gpr.asm,
2325 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2326 * config/rs6000/crtsavres.asm: Really remove.
2328 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2331 * c-format.c (convert_format_name_to_system_name): Use
2332 TARGET_OVERRIDES_FORMAT_INIT.
2333 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2334 * config/i386/mingw.opt: New.
2335 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2336 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2337 (ms_printf_length_specs): Removed const specifier.
2338 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2339 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2341 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2343 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2344 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2346 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2349 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2350 sure that ref has valid bb.
2352 2008-10-12 Richard Henderson <rth@redhat.com>
2355 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2356 * alias.c (value_addr_p, stack_addr_p): Remove.
2357 (nonoverlapping_memrefs_p): Remove IRA special case.
2358 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2359 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2360 * reload1.c (alter_reg): Use it.
2362 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2365 of registers instead of eax, ebx, ecx and edx. Use for loop
2366 and check register for non-zero value before the call
2367 to decode_caches_intel.
2369 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2371 PR rtl-optimization/37448
2372 * df.h: (df_ref_class): New enum.
2373 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2374 (struct df_ref): Replaced with union df_ref_d.
2375 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2376 New members of df_ref_d union.
2377 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2378 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2379 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2380 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2381 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2382 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2383 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2384 (df_scan_bb_info, df_bb_regno_first_def_find,
2385 df_bb_regno_last_def_find, df_find_def, df_find_use,
2386 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2387 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2388 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2389 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2390 Replaced struct df_ref * with df_ref.
2391 * df-scan.c (df_collection_rec, df_null_ref_rec,
2392 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2393 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2394 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2395 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2396 df_reorganize_refs_by_reg_by_reg,
2397 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2398 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2399 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2400 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2401 df_bb_refs_record, df_exit_block_uses_collect,
2402 df_record_exit_block_uses, df_reg_chain_mark,
2403 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2404 df_ref * with df_ref.
2405 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2406 df_ref_class parameter.
2407 (df_scan_problem_data): Added new pools for different types of refs.
2408 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2409 df_ref_create_structure): Processed new ref pools.
2410 (df_scan_start_dump): Added counts of refs and insns.
2411 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2412 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2413 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2414 code to pass df_ref_class down to ref creation functions.
2415 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2416 df_reg_chain_mark): Use macros to hide references to df_refs.
2417 (df_ref_chain_change_bb): Removed.
2418 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2419 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2420 Enhanced to understand df_ref union structure.
2421 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2422 all_uses_available_at, update_df, try_fwprop_subst,
2423 forward_propagate_subreg, forward_propagate_and_simplify,
2424 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2425 df_ref * with df_ref.
2426 (use_killed_between, all_uses_available_at): Use macros to hide
2427 references to df_refs.
2428 * regstat.c (regstat_bb_compute_ri,
2429 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2431 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2432 see_handle_relevant_refs, see_analyze_one_def,
2433 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2434 struct df_ref * with df_ref.
2435 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2436 global_conflicts): Replaced struct df_ref * with df_ref.
2437 * ddg.c (create_ddg_dep_from_intra_loop_link,
2438 add_cross_iteration_register_deps, build_inter_loop_deps):
2439 Replaced struct df_ref * with df_ref.
2440 (create_ddg_dep_from_intra_loop_link,
2441 add_cross_iteration_register_deps): Use macros to hide references
2443 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2444 df_ref * with df_ref.
2445 * df-core.c (df_bb_regno_first_def_find,
2446 df_bb_regno_last_def_find, df_find_def, df_find_use,
2447 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2448 debug_df_ref): Replaced struct df_ref * with df_ref.
2449 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2450 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2452 * web.c (union_defs, entry_register, replace_ref, web_main):
2453 Replaced struct df_ref * with df_ref.
2454 (union_defs, replace_ref): Use macros to hide references to df_refs.
2455 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2456 Replaced struct df_ref * with df_ref.
2457 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2458 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2459 Replaced struct df_ref * with df_ref.
2460 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2461 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2463 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2464 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2465 df_compute_accessed_bytes_strict_low_part,
2466 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2467 Replaced struct df_ref * with df_ref.
2468 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2469 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2470 df_ref * with df_ref.
2471 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2472 check_dependency, check_dependencies, record_uses): Replaced
2473 struct df_ref * with df_ref.
2474 (invariant_for_use, check_dependency): Use macros to hide
2475 references to df_refs.
2476 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2477 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2478 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2479 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2480 references to df_refs.
2481 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2483 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2484 * df-problems.c (df_rd_bb_local_compute_process_def,
2485 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2486 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2487 df_chain_remove_problem, df_chain_create_bb_process_use,
2488 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2489 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2490 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2491 df_byte_lr_simulate_artificial_refs_at_top,
2492 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2493 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2494 df_simulate_uses, df_simulate_artificial_refs_at_end,
2495 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2497 (df_chain_dump): Use macros to hide references to df_refs.
2498 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2499 df_ref * with df_ref.
2500 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2501 mark_artificial_uses, mark_reg_dependencies,
2502 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2504 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2506 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2508 (array_ref_element_size): Likewise.
2509 (array_ref_low_bound): Likewise.
2510 (array_ref_up_bound): Likewise.
2511 * expr.c (contains_packed_reference): Likewise.
2512 (array_ref_element_size): Likewise.
2513 (array_ref_low_bound): Likewise.
2514 (array_ref_up_bound): Likewise.
2515 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2516 with ARRAY_RANGE_REF.
2517 (idx_find_step): Likewise.
2518 (idx_record_use): Likewise.
2519 (strip_offset_1): Likewise.
2520 (idx_remove_ssa_names): Likewise.
2522 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2523 Andi Kleen <ak@linux.intel.com>
2525 * config/i386/cpuid.h (__cpuid_count): New defines.
2526 * config/i386/driver-i386.c (struct cache_desc): New structure.
2527 (describe_cache): Use struct cache_desc to pass cache descriptions.
2528 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2529 (detect_caches_amd): Use struct cache_desc to describe caches.
2530 (decode_caches_intel): Use struct cache_desc to pass cache
2531 descriptions. Update descriptions to match latest (rev -032,
2532 December 2007) CPUID documentation. Do not check valid bit here.
2533 Check for Xeon MP value 0x49 problems.
2534 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2535 Check valid bit before calling decode_caches_intel. Detect number
2536 of times to repeat CPUID instruction.
2537 (detect_caches_cpuid4): New function.
2538 (detect_caches_intel): Depending on max_level, call
2539 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2540 only when other methods fail to provide valid L2 cache description.
2542 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2545 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2546 it to PIC call patterns.
2547 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2548 code generation and attributes from pattern. Change peephole2 to
2549 split for noreturn case. Revise split pattern for non noreturn case.
2550 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2551 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2552 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2555 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2557 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2558 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2560 (divdf3): Reformat long line.
2562 2008-10-11 Michael J. Eager <eager@eagercon.com>
2564 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2566 (rs6000_handle_option): Process -mfpu options.
2567 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2568 (enum fpu_type_t): New.
2569 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2570 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2572 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2573 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2574 * config/rs6000/rs6000.opt (-mfpu): New.
2575 (-mxilinx-fpu): New.
2576 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2577 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2578 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2579 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2580 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2582 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2585 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2586 LO_SUM on Darwin if mode has just one unit.
2588 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2591 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2592 has been optimized out.
2594 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2596 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2597 instead of PIC_DIRECT_ADDR_P.
2598 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2599 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2600 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2601 (PIC_OFFSET_P): Rename to...
2602 (PCREL_SYMOFF_P): ...this.
2603 (PIC_DIRECT_ADDR_P): Delete.
2604 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2606 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2607 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2608 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2609 * config/sh/sh.c (print_operand): Remove CONST handling.
2610 (unspec_caller_rtx_p): Rewrite to use split_const and check
2611 the operands of UNSPEC bases.
2612 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2613 with (unspec [A B] UNSPEC_SYMOFF).
2614 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2615 UNSPEC_PCREL_SYMOFF.
2616 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2617 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2618 (UNSPEC_EXTRACT_U16): Likewise.
2619 (UNSPEC_SYMOFF): Likewise.
2620 (UNSPEC_PCREL_SYMOFF): Likewise.
2621 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2623 (movsi_const_16bit): Likewise.
2624 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2625 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2626 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2627 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2628 with (unspec [A B] UNSPEC_SYMOFF).
2629 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2630 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2631 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2632 (Csu): Likewise UNSPEC_EXTRACT_U16.
2633 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2634 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2636 2008-10-10 Stepan Kasal <skasal@redhat.com>
2638 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2639 for loop strip mining and loop blocking.
2641 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2643 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2644 vary types depending on debug info.
2646 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2648 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2649 before ensuring it's already computed.
2651 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2653 * rtl.h (locator_eq): New decl.
2654 * cfglayout.c (locator_scope): New function.
2655 (insn_scope): Use it.
2656 (locator_eq): New function.
2657 (fixup_reorder_chain): Search for last insn in src bb
2658 that has locator set or first insn in dest bb. Use
2659 locator_eq instead of == to compare locators.
2660 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2661 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2662 == to compare locators.
2664 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2666 * gimple-low.c (lower_function_body, lower_gimple_return,
2667 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2668 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2669 goto_block on edges if goto_locus is known.
2672 * tree.h (get_object_alignment): Declare.
2673 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2674 get_object_alignment if needed.
2675 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2677 (get_object_alignment): ... here. New function. Try harder to
2678 determine alignment from get_inner_reference returned offset.
2680 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2682 * graphite.c (gloog): Don't call find_unreachable_blocks
2683 before delte_unreachable_blocks.
2685 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2686 goto_locus of true_edge into RTL locator.
2688 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2690 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2691 (*jcc_btdi_mask_rex64): Ditto.
2693 (*jcc_btsi_mask): Ditto.
2694 (*jcc_btsi_1): Ditto.
2695 (*jcc_btsi_mask_1): Ditto.
2697 2008-10-08 Paul Brook <paul@codesourcery.com>
2699 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2700 compatible profiler (__gnu_mcount_nc).
2701 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2703 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2705 * config/i386/i386.c (initial_ix86_tune_features): Add
2706 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2707 * config/i386/i386.h (ix86_tune_indices): Likewise.
2708 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2710 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2711 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2712 for FP to FP splitters.
2714 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2716 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2719 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2723 PR rtl-optimization/37341
2724 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2725 to ORIG_BB, pass through ORIG_BB recursively.
2726 (cse_condition_code_reg): Adjust caller.
2728 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2730 * sdbout.c (sdbout_one_type): Treat the value type
2731 CONST_DECL for enumerals.
2733 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2735 * config/i386/i386.md: Remove trailing white spaces.
2737 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2739 PR rtl-optimization/37448
2740 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2741 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2743 (struct output_info) [count]: Renamed total_created and made
2745 (struct output_info) [size]: Renamed total_allocated and made
2747 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2748 Properly keep track of desc->size.
2749 (print_statistics, dump_alloc_pool_statistics): Enhance the
2750 printing of statistics to print the number of elements and to use
2753 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2756 * opts.h (CL_SAVE): Move up to flags range.
2757 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2758 CL_COMMON): Renumber.
2759 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2760 * opts.c (common_handle_option): Revert last change.
2762 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2764 * config/i386/i386-protos.h (ix86_schedule): New.
2766 * config/i386/i386.c (ix86_schedule): New.
2767 (override_options): Add schedule to processor_alias_table. Set
2768 ix86_schedule from the schedule field in processor_alias_table.
2769 (ix86_function_specific_save): Save ix86_schedule.
2770 (ix86_function_specific_restore): Restore ix86_schedule.
2772 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2773 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2776 * config/i386/i386.opt: Add schedule.
2778 * config/i386/ppro.md: Remove generic32.
2780 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2783 * expr.c (count_type_elements): Handle ERROR_MARK.
2785 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2790 * basic-block.h (struct edge_def): Add goto_block field.
2791 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2792 one insn with locus corresponding to edge's goto_locus if !optimize.
2793 * profile.c (branch_prob): Copy edge's goto_block.
2794 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2796 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2797 locator in between the merged basic blocks if !optimize and needed.
2798 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2799 goto_locus into RTL locator. For unconditional jump use that
2800 locator for the jump insn.
2801 (expand_gimple_cond): Convert goto_block and goto_locus into
2802 RTL locator for all remaining edges. For unconditional jump
2803 use that locator for the jump insn.
2804 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2805 there is more than one edge or insn locator along the forwarding
2806 edges and !optimize. If there is just one, set e->goto_locus.
2807 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2809 (move_block_to_fn): Adjust edge's goto_block.
2811 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2814 * expmed.c (expand_mult): Properly check DImode constant in
2817 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2820 * dwarf2out.c (common_block_die_table): New variable.
2821 (common_block_die_table_hash, common_block_die_table_eq): New
2823 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2824 COMMON block in the current scope rather than globally. Optimize
2825 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2826 DW_OP_addr SYMBOL_REF+off.
2828 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2830 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2831 Return true for non-addressable GIMPLE operands.
2833 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2836 * config/i386/i386.c (initial_ix86_tune_features): Remove
2837 X86_TUNE_USE_BIT_TEST.
2838 * config/i386/i386.h (ix86_tune_indices): Likewise.
2839 (TARGET_USE_BIT_TEST): Removed.
2841 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2843 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2845 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2847 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2848 (mul<mode>3_mul3): ... into this new template.
2850 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2852 * gimplify.c (gimplify_arg): Add location argument. Use it.
2853 (gimplify_call_expr): Pass location to gimplify_arg.
2854 (gimplify_modify_expr_to_memcpy): Same.
2855 (gimplify_modify_expr_to_memset): Same.
2857 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2859 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2860 Update calls to build_unary_op and build_indirect_ref for location
2863 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2866 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2867 * c-typeck.c (array_to_pointer_conversion): Pass location to
2869 (function_to_pointer_conversion): Use error_at and warning_at.
2870 (build_indirect_ref): Same.
2871 (build_array_ref): Pass location to build_binary_op.
2872 (parser_build_unary_op): Do not set location after calling
2874 (build_unary_op): Add location argument. Use it throughout. Set
2875 EXPR_LOCATION before returning new tree.
2876 (build_modify_expr): Same.
2877 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2879 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2880 build_indirect_ref, build_modify_expr.
2881 (c_finish_omp_for): Same. Use error_at instead of error.
2882 * c-common.c (c_common_truthvalue_conversion): Pass location to
2884 (warn_for_div_by_zero): Add location argument.
2885 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2886 build_unary_op, warn_for_div_by_zero.
2887 * c-parser.c (c_parser_typeof_specifier): Use
2888 protected_set_expr_location.
2889 (c_parser_statement_after_labels): Same.
2890 (c_parser_condition): Same.
2891 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2892 (c_parser_conditional_expression): Use protected_set_expr_location.
2893 (c_parser_unary_expression): Pass location to build_indirect_ref.
2894 (c_parser_postfix_expression_after_primary): Pass location to
2895 build_indirect_ref, build_unary_op.
2896 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2898 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2900 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2901 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2902 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2904 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2905 (mips_issue_rate): Handle PROCESSOR_R10000.
2906 * config/mips/mips.md (cpu): Add r10000.
2908 * config/mips/10000.md: New file.
2910 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2912 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2913 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2914 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2916 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2918 * config/darwin-protos.h (machopic_function_base_name): Delete.
2919 (machopic_function_base_sym): Likewise.
2920 (machopic_gen_offset): Declare.
2921 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2922 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2923 * config/darwin.c (machopic_function_base_name): Delete.
2924 (machopic_function_base_sym): Likewise.
2925 (gen_pic_offset): Rename to...
2926 (machopic_gen_offset): ...this and remove the pic_base argument.
2927 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2928 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2929 crtl->uses_pic_offset_table.
2930 (machopic_indirect_data_reference): Use new machopic_gen_offset
2932 (machopic_legitimize_pic_address): Likewise.
2933 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2935 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2936 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2937 * config/i386/i386.c (output_set_got): Likewise.
2938 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2940 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2941 (legitimate_address_p): Likewise.
2942 (output_pic_addr_const): Likewise.
2943 (output_addr_const_extra): Likewise.
2944 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2945 match an UNSPEC rather than a MINUS.
2946 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2947 (builtin_setjmp_receiver): Use machopic_gen_offset.
2948 * config/i386/predicates.md (pic_symbolic_operand): Handle
2949 UNSPEC_MACHOPIC_OFFSET.
2951 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2952 Use machopic_gen_offset and machopic_operand_p.
2953 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2954 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2955 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2956 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2957 Set crtl->uses_pic_offset_table.
2959 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2961 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2963 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2964 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2965 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2966 (constant_pool_expr_p): Use split_const and check the base.
2967 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2969 (legitimate_constant_pool_address_p): Check toc_relative_p
2970 instead of constant_pool_expr_p.
2971 (print_operand_address): Always use output_addr_const for
2972 constant pool addresses.
2973 (rs6000_output_addr_const_extra): New function.
2974 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2976 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2980 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2981 (mark_ref_live, mark_ref_dead): Use them.
2982 (def_conflicts_with_inputs_p): Remove.
2983 (mark_early_clobbers): New function.
2984 (process_bb_node_lives): Call preprocess_constraints and
2985 mark_early_clobbers.
2987 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2989 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2991 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2992 lib with -mthread switch.
2994 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2997 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2998 function in two, making it call a new and reusable
2999 dwarf2out_imported_module_or_decl() that takes the containing
3000 BLOCK of the declaration in argument.
3001 (dwarf2out_imported_module_or_decl_real): New function.
3002 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3003 IMPORTED_DECL in account.
3004 * tree.def: Added IMPORTED_DECL node type.
3005 * tree.h: Added accessors for IMPORTED_DECL nodes.
3006 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3008 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3010 * doc/gimple.texi: Fix some typos, wrap some long lines,
3011 fix some broken wraps with continuations.
3012 * tree-ssa-reassoc.c: Fix comment typos.
3014 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3017 * pa.c (legitimize_pic_address): Force function labels to memory in
3020 2008-10-04 Anton Blanchard <anton@samba.org>
3022 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3023 (rs6000_split_atomic_op): Same.
3024 (rs6000_split_compare_and_swap): Same.
3025 (rs6000_split_compare_and_swapqhi): Same.
3027 2008-10-04 Richard Guenther <rguenther@suse.de>
3029 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3030 instead of pointer equality.
3031 (vn_nary_op_eq): Likewise.
3033 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3035 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3037 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3038 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3040 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3042 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3043 Revert previous change.
3045 2008-10-03 Tom Tromey <tromey@redhat.com>
3047 * stringpool.c (ggc_alloc_string): Terminate string.
3049 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3051 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3052 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3053 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3056 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3059 2008-10-03 Pascal Obry <obry@adacore.com>
3061 * gcov.c (create_file_names): Properly handle UNIX and DOS
3062 directory separators.
3063 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3064 separator to '~' to ensure clean filenames on Windows.
3066 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3068 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3069 Add a null terminator to the stripped name.
3071 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3073 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3074 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3075 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3076 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3077 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3078 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3079 TARGET_SINGLE_FLOAT.
3081 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3083 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3085 2008-10-02 Richard Guenther <rguenther@suse.de>
3088 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3089 and VECTOR_TYPE recurse with useless_type_conversion_p which
3090 properly handles void pointer conversion.
3092 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3095 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3096 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3098 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3100 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3101 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3102 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3103 they translate to non builtins.
3104 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3105 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3106 __builtin_vec_promote, __builtin_vec_extract, and
3107 __builtin_vec_insert.
3108 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3109 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3110 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3111 * config/rs6000/altivec.h (vec_extract): Define
3112 (vec_insert): Define.
3113 (vec_splats): Define.
3114 (vec_promote): Define.
3116 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3117 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3118 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3120 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3122 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3123 prototype. Add new parameter, blk.
3124 Use BLKmode for the MEM if blk is true.
3125 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3126 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3127 ALTIVEC_BUILTIN_STVRXL.
3128 Update usage of altivec_expand_lv_builtin.
3129 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3130 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3131 (altivec_init_builtins): If compiling for the Cell, also define the
3133 * config/rs6000/rs6000.h (rs6000_builtins): Define
3134 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3135 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3136 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3137 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3138 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3139 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3140 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3141 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3142 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3143 UNSPEC_STVRX, and UNSPEC_STVRXL.
3144 (altivec_lvlx): New pattern.
3145 (altivec_lvlxl): New pattern.
3146 (altivec_lvrx): New pattern.
3147 (altivec_lvrxl): New pattern.
3148 (altivec_stvlx): New pattern.
3149 (altivec_stvlxl): New pattern.
3150 (altivec_stvrx): New pattern.
3151 (altivec_stvrxl): New pattern.
3152 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3153 (vec_lvlxl): Likewise.
3154 (vec_lvrx): Define if PPU is defined.
3155 (vec_lvrxl): Likewise.
3156 (vec_stvlx): Define if PPU is defined.
3157 (vec_stvlxl): Likewise.
3158 (vec_stvrx): Define if PPU is defined.
3159 (vec_stvrxl): Likewise.
3161 2008-10-01 Geert Bosch <bosch@adacore.com>
3163 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3165 2008-10-01 Richard Guenther <rguenther@suse.de>
3167 PR tree-optimization/37617
3168 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3169 do not add to the NEW_SETS.
3171 2008-10-01 Richard Guenther <rguenther@suse.de>
3174 * tree-vrp.c (execute_vrp): If we optimized away the default
3175 case make sure to promote the label that got in place of it
3176 to a default case label.
3178 2008-10-01 Richard Henderson <rth@redhat.com>
3181 * tree-complex.c (set_component_ssa_name): Don't optimize
3182 is_gimple_min_invariant values with ssa_names in abnormal phis.
3184 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3186 PR tree-optimization/37662
3187 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3188 commutative binary operation if they are in the wrong order and
3189 fold_build2 produces non-GIMPLE.
3191 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3193 PR tree-optimization/37662
3194 PR tree-optimization/37663
3195 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3196 get_value_range with non-SSA_NAME. Don't assert operands have been
3197 folded, instead just bail out.
3199 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3201 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3203 2008-09-30 Richard Guenther <rguenther@suse.de>
3206 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3207 build restrict-qualified pointers.
3208 (vectorizable_store): Move alias check later.
3209 (vectorizable_load): Likewise.
3211 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3213 * c-common.c (empty_if_body_warning): Remove.
3214 * c-common.h (empty_if_body_warning): Remove.
3215 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3216 here the -Wempty-body warning for `if' and `else' statements.
3217 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3219 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3221 * config/i386/i386.opt: Add msse2avx.
3223 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3224 * config/i386/linux64.h (ASM_SPEC): Likewise.
3226 * doc/invoke.texi: Document -msse2avx.
3228 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3230 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3232 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3234 * ifcvt.c (noce_emit_store_flag): If using condition from original
3235 jump, reverse it if if_info->cond was reversed.
3237 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3239 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3240 non-constant memory if it cannot be forced to constant memory.
3241 Overhaul surrounding code and factor out common condition.
3243 2008-09-29 Jeff Law <law@redhat.com>
3245 * reload1.c (alter_reg): Add missing curly braces.
3247 2008-09-29 Michael J. Eager <eager@eagercon.com>
3249 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3251 * config/rs6000/rs6000.c (rs6000_override_options): Move
3252 rs6000_init_hard_regno_mode_ok after all options changed.
3253 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3254 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3255 -msimple-fpu flags. Add warning messages if single FP not configured.
3256 (rs6000_file_start): Output gnu_attribute for single-float.
3257 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3258 (rs6000_legitimize_address): Likewise.
3259 (rs6000_legitimize_reload_address): Likewise.
3260 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3261 TARGET_SINGLE_FLOAT.
3262 (function_arg_advance): Likewise (partial conversion).
3263 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3264 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3265 TARGET_SINGLE_FLOAT.
3266 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3267 (rs6000_emit_prologue): Likewise.
3268 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3269 TARGET_SINGLE_FLOAT.
3270 (rs6000_libcall_value): Likewise.
3271 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3272 (TARGET_DOUBLE_FLOAT): New default to 1
3273 (TARGET_SIMPLE_FPU): New default to 0
3274 (TARGET_SINGLE_FPU): New default to 0
3275 (TARGET_SINGLE_FLOAT_MODE): New.
3276 (TARGET_DOUBLE_FLOAT_MODE): New.
3277 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3278 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3280 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3281 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3282 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3283 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3284 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3285 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3286 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3287 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3288 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3289 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3290 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3291 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3292 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3293 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3294 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3295 cmptf_internal1, *cmptf_internal2): Condition on
3296 TARGET_DOUBLE_FLOAT.
3297 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3298 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3299 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3300 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3301 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3302 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3303 TARGET_SINGLE_FLOAT.
3304 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3305 * config/rs6000/rs6000.opt (-msingle-float): New.
3306 (-mdouble-float): New.
3307 (-msimple-fpu): New.
3308 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3309 -msingle-float, -mdouble-float, -msimple-fpu options.
3310 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3311 _SOFT_DOUBLE for -msingle-float.
3312 * config.gcc: New config for target=powerpc-xilinx-eabi.
3314 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3316 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3317 have exit and entry.
3318 (new_scop): Take entry and exit edge to define new SCoP.
3319 (sd_region_p): New structure used during SCoP detection.
3320 (move_scops): Delete.
3321 (move_sd_regions): New.
3322 (scopdet_info): Change the definition from edges back to basic_blocks.
3323 (scopdet_edge_info): Work on basic_blocks and rename to
3324 scopdet_basic_block_info.
3325 (split_difficult_bb): At the moment removed. We should later
3326 add it at another place.
3327 (build_scops_1): Work on basic_blocks.
3328 (bb_in_sd_region): New.
3329 (find_single_entry_edge): New.
3330 (find_single_exit_edge): New.
3331 (create_single_entry_edge): New.
3332 (sd_region_without_exit): New.
3333 (create_single_exit_edge): New.
3334 (unmark_exit_edges): New.
3335 (mark_exit_edges): New.
3336 (create_sese_edges): New.
3337 (build_graphite_scops): New.
3338 (build_scops): Make SCoPs SESE.
3339 (limit_scops): Use the new functions.
3341 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3343 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3345 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3348 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3349 address to a register before taking the lower part.
3351 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3353 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3356 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3357 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3360 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3361 the newly created variable.
3362 Create a VECTOR_CST of all 1s for vector types.
3364 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3367 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3369 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3371 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3372 order to convert between modes.
3373 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3375 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3377 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3380 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3383 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3387 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3389 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3390 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3391 them to yield false with MIPS16.
3393 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3396 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3397 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3398 mem_loc_descriptor failed. Accept UNSPEC.
3399 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3400 fail if one of the loc_descriptor calls for pieces failed.
3401 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3402 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3403 if loc_descriptor_from_tree_1 on offset failed.
3406 * opts.c (common_handle_option): Don't call print_specific_help with
3407 CL_SAVE as first argument.
3409 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3410 Steve Ellcey <sje@cup.hp.com>
3412 * configure: Regenerate for new libtool.
3413 * aclocal.m4: Ditto.
3415 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3417 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3418 alias set on MEM when saving stack pointer.
3419 * config/rs6000/rs6000.md (allocate_stack): Likewise
3421 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3423 PR tree-optimization/37574
3424 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3425 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3426 instead of vector_type for constants. Take computation out of loop.
3427 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3428 and use only vector_type for invariant case.
3429 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3431 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3434 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3435 the decl is a VAR_DECL or FUNCTION_DECL.
3437 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3440 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3441 (mark_ref_live, mark_ref_dead): Use them.
3442 (def_conflicts_with_inputs_p): Remove.
3443 (mark_early_clobbers): New function.
3444 (process_bb_node_lives): Call preprocess_constraints and
3445 mark_early_clobbers.
3447 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3449 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3452 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3453 (ira_compress_allocno_live_ranges): New prototype.
3455 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3456 (coalesced_allocnos_living_at_program_points): New.
3457 (coalesced_allocnos_live_at_points_p,
3458 set_coalesced_allocnos_live_points): New functions.
3459 (coalesce_spill_slots): Rewrite.
3461 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3462 ira_compress_allocno_live_ranges): New functions.
3464 * ira-build.c (ira_flattening): Call
3465 ira_compress_allocno_live_ranges.
3468 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3470 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3473 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3475 * combine.c (make_compound_operation): Handle the 'E' format.
3476 (count_rtxs): Likewise.
3477 (update_table_tick): Likewise.
3478 (get_last_value_validate): Likewise.
3480 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3482 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3484 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3486 * matrix-reorg.c (transform_allocation_sites): Initializers
3487 added to avoid the warning.
3489 2008-09-25 Martin Jambor <mjambor@suse.cz>
3491 * cgraph.c (free_nodes): New variable.
3492 (NEXT_FREE_NODE): New macro.
3493 (cgraph_create_node): Reuse nodes from the free list. Do not
3494 update uid if doing so.
3495 (cgraph_remove_node): Add the node to the free list.
3497 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3499 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3501 2008-09-24 Richard Henderson <rth@redhat.com>
3503 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3504 * unwind-dw2.c (execute_stack_op): Handle it.
3506 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3509 2008-09-24 Michael J. Eager <eager@eagercon.com>
3511 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3513 * c-common.c (fname_decl): New location argument.
3514 * c-common.h (fname_decl): Same.
3515 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3517 (c_parser_typeof_specifier): Same.
3518 (c_parser_parms_list_declarator): Same.
3519 (c_parser_asm_string_literal): Same.
3520 (c_parser_compound_statement_nostart): Same.
3521 (c_parser_label): Same.
3522 (c_parser_do_statement): Same.
3523 (c_parser_asm_statement): Same.
3524 (c_parser_unary_expression): Same.
3525 (c_parser_sizeof_expression): Same.
3526 (c_parser_postfix_expression): Same.
3527 (c_parser_pragma): Same.
3528 (c_parser_omp_clause_collapse): Same.
3529 (c_parser_omp_clause_num_threads): Same.
3530 (c_parser_omp_clause_schedule): Same.
3531 (c_parser_omp_all_clauses): Same.
3532 (c_parser_omp_sections_scope): Same.
3533 (c_parser_omp_for_loop): Same. Pass condition's location to
3534 c_objc_common_truthvalue_conversion.
3535 (c_parser_enum_specifier): Remove comment.
3537 2008-09-24 Michael J. Eager <eager@eagercon.com>
3539 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3541 * config/rs6000/rs6000.c (rs6000_override_options): Move
3542 rs6000_init_hard_regno_mode_ok after all options changed.
3543 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3544 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3545 -msimple-fpu flags. Add warning messages if single FP not configured.
3546 (rs6000_file_start): Output gnu_attribute for single-float.
3547 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3548 (rs6000_legitimize_address): Likewise.
3549 (rs6000_legitimize_reload_address): Likewise.
3550 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3551 TARGET_SINGLE_FLOAT.
3552 (function_arg_advance): Likewise.
3553 (function_arg): Likewise.
3554 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3555 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3556 TARGET_SINGLE_FLOAT.
3557 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3558 (rs6000_emit_prologue): Likewise.
3559 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3560 TARGET_SINGLE_FLOAT.
3561 (rs6000_libcall_value): Likewise.
3562 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3563 (TARGET_DOUBLE_FLOAT): New default to 1
3564 (TARGET_SIMPLE_FPU): New default to 0
3565 (TARGET_SINGLE_FPU): New default to 0
3566 (TARGET_SINGLE_FLOAT_MODE): New.
3567 (TARGET_DOUBLE_FLOAT_MODE): New.
3568 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3569 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3571 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3572 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3573 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3574 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3575 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3576 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3577 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3578 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3579 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3580 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3581 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3582 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3583 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3584 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3585 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3586 cmptf_internal1, *cmptf_internal2): Condition on
3587 TARGET_DOUBLE_FLOAT.
3588 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3589 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3590 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3591 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3592 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3593 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3594 TARGET_SINGLE_FLOAT.
3595 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3596 * config/rs6000/rs6000.opt (-msingle-float): New.
3597 (-mdouble-float): New.
3598 (-msimple-fpu): New.
3599 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3600 -msingle-float, -mdouble-float, -msimple-fpu options.
3601 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3602 _SOFT_DOUBLE for -msingle-float.
3603 * config.gcc: New config for target=powerpc-xilinx-eabi.
3605 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3607 * config/sparc/constraints.md: New file.
3608 * config/sparc/sparc.md: Include it.
3609 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3610 (sparc_extra_constraint_check): Delete.
3611 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3612 (memory_ok_for_ldd): New predicate.
3613 (sparc_extra_constraint_check): Delete.
3614 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3615 (CONST_OK_FOR_LETTER_P): Likewise.
3616 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3617 (EXTRA_CONSTRAINT): Likewise.
3619 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3621 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3623 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3625 * alias.c (find_base_value): Use FIND_BASE_TERM.
3626 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3628 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3630 * config/i386/i386.c: Include cselib.h.
3631 (ix86_pic_register_p): New function.
3632 (ix86_delegitimize_address): Use it to check for the PIC register.
3634 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3636 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3637 * config/i386/i386.c (ix86_find_base_term): Don't check for
3638 SYMBOL_REF and LABEL_REF.
3640 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3642 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3643 constant PLUS in a CONST.
3645 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3647 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3648 check for sibcall support for w64.
3650 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3652 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3654 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3656 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3657 parser_build_binary_op.
3658 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3659 * c-typeck.c (build_array_ref): Same.
3660 (parser_build_unary_op): New location argument.
3661 (pointer_diff): Pass location to build_binary_op,
3662 c_objc_common_truthvalue_conversion.
3663 (build_modify_expr): Same.
3664 (build_unary_op): New location argument.
3665 (build_binary_op): New location argument.
3666 (c_objc_common_truthvalue_conversion): Pass location to
3667 c_*common_truthvalue_conversion.
3668 * c-convert.c (convert): Same.
3669 * c-common.c (binary_op_error): New location argument.
3670 (pointer_int_sum): Pass location to build_binary_op.
3671 (c_common_truthvalue_conversion): New location argument.
3672 (warn_for_sign_compare): Same.
3673 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3674 binary_op_error, build_binary_op, warn_for_sign_compare.
3675 * c-parser.c (c_parser_condition): Pass location to
3676 c_*common_truthvalue_conversion.
3677 (c_parser_conditional_expression): Save condition's location and pass
3679 (c_parser_binary_expression): Same, but for the binary operator's
3681 (c_parser_omp_for_loop): Pass location to
3682 c_objc_common_truthvalue_conversion.
3684 2008-09-23 Martin Jambor <mjambor@suse.cz>
3686 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3687 (cgraph_node_remove_callees): New temporary f. Hold the next item
3689 (cgraph_node_remove_callers): Likewise.
3691 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3692 (ipa_node_removal_hook): Likewise.
3694 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3695 gimple_call_copy_skip_args and moved to the gimple_call section.
3696 * gimple.c (gimple_copy_call_skip_args): Renamed to
3697 gimple_call_copy_skip_args. Changed al users.
3699 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3701 * ira-color.c (start_allocno_priorities): Rename to
3702 setup_allocno_priorities. Use costs and
3703 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3704 range lengths. Get rid off doubles.
3705 (ira_fast_allocations): Call start_allocno_priorities.
3707 2008-09-22 David Daney <ddaney@avtrex.com>
3710 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3711 register if TARGET_LONG_CALLS.
3713 2008-09-22 Richard Guenther <rguenther@suse.de>
3715 PR tree-optimization/37145
3716 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3717 value-numbering union accesses with their offset and size only.
3718 (visit_reference_op_load): Fix simplification of inserted conversions.
3719 * tree-ssa-pre.c (find_or_generate_expression): Do not
3720 recursively generate expressions if running FRE.
3722 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3724 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3725 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3728 2008-09-22 Richard Guenther <rguenther@suse.de>
3730 PR tree-optimization/37145
3731 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3732 (phi_translate_1): Constant fold references.
3734 2008-09-22 Ira Rosen <irar@il.ibm.com>
3736 PR tree-optimization/37482
3737 * tree-vectorizer.h (struct _slp_instance): Add new field.
3738 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3739 (get_earlier_stmt): New function.
3740 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3742 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3743 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3744 asserts that GSI points to the scalar statement being vectorized.
3745 Set new statement location according to GSI.
3746 (vect_schedule_slp_instance): Use GSI of
3747 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3749 2008-09-21 Jan Hubicka <jh@suse.cz>
3751 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3752 (ipcp_insert_stage): Update dead_nodes bitmap.
3754 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3757 * config/i386/t-cygming (SHLIB_LC): Remove.
3758 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3759 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3761 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3765 * final.c (mark_symbol_ref_as_used): New helper function.
3766 (output_operand): Instead of just looking inside MEMs for
3767 SYMBOL_REFs, use new helper function and for_each_rtx.
3768 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3769 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3770 Make head comment more general.
3771 * config/darwin.c (machopic_output_indirection): Handle weak
3772 references here, like in assemble_external.
3774 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3776 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3777 (sparc_emit_float_lib_cmp): Change return type.
3778 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3779 (gen_compare_operator): New function.
3780 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3781 the comparison sequence. Minor tweaks.
3782 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3783 that the final operator and the result of sparc_emit_float_lib_cmp
3784 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3785 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3786 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3787 result of sparc_emit_float_lib_cmp match for software TFmode.
3788 (movqicc, movhicc, movsicc, movdicc): Merge into...
3789 (mov<I:mode>cc): ...this.
3790 (movsfcc, movdfcc, movtfcc): Merge into...
3791 (mov<F:mode>cc): ...this.
3792 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3794 (mov<I:mode>_cc_v9): ...this.
3795 (movdi_cc_sp64_trunc): Delete.
3796 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3797 movdi_cc_reg_sp64): Merge into...
3798 (mov<I:mode>_cc_reg_sp64): ...this.
3799 (movsf_cc_sp64): Rename into...
3800 (movsf_cc_v9): ...this.
3801 (movdf_cc_sp64): Rename into...
3802 (movdf_cc_v9): ...this.
3803 (movtf_cc_hq_sp64): Rename into...
3804 (movtf_cc_hq_v9): ...this.
3805 (movtf_cc_sp64): Rename into...
3806 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3808 2008-09-21 Diego Novillo <dnovillo@google.com>
3810 * doc/gccint.texi: Include generic.texi and gimple.texi.
3812 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3813 (GIMPLE): Move to gimple.texi.
3814 (Annotations): Remove references to to stmt_ann_t and
3816 (SSA Operands): Rename from 'Statement Operands'.
3817 * doc/generic.texi: New.
3818 * doc/gimple.texi: New.
3819 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3820 * Makefile.in (TEXI_GCCINT_FILES):
3821 * gimple.c (gimple_copy_call_skip_args): Rename from
3822 giple_copy_call_skip_args. Update all users.
3823 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3825 2008-09-21 Ira Rosen <irar@il.ibm.com>
3827 PR tree-optimization/37539
3828 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3829 statement in related statement field only for the first load of the
3830 group of loads with the same data reference.
3832 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3834 * config/mips/mips.h (TUNE_OCTEON): New macro.
3835 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3836 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3837 * config/mips/octeon.md: New file.
3838 * config/mips/mips.md: Include octeon.md. Restore
3839 semi-alphabetical order of include files.
3841 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3844 * config/i386/i386.md (*jcc_fused_1): Removed.
3845 (*jcc_fused_2): Likewise.
3846 (*jcc_fused_3): Likewise.
3847 (*jcc_fused_4): Likewise.
3849 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3851 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3852 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3853 * target.h (gcc_target): Add ira_cover_classes.
3854 * ira.c: Remove IRA_COVER_CLASSES guards.
3855 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3856 instead of IRA_COVER_CLASSES.
3857 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3858 (setup_class_translate): Likewise.
3859 (setup_reg_class_intersect_union): Likewise.
3860 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3861 test of targetm.ira_cover_classes.
3862 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3863 of IRA_COVER_CLASSES.
3864 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3865 (TARGET_INITIALIZER): Include it.
3866 * targhooks.h (default_ira_cover_classes): Declare.
3867 * targhooks.c (default_ira_cover_classes): New function.
3869 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3871 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3873 2008-09-19 Ian Lance Taylor <iant@google.com>
3875 * varasm.c (narrowing_initializer_constant_valid_p): Return
3876 NULL_TREE if ENDTYPE is not an integer.
3878 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3881 * tree-ssa.c (execute_update_addresses_taken): Also update
3882 DECL_GIMPLE_REG_P for vector and complex types.
3884 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3885 Jan Hubicka <jh@suse.cz>
3888 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3889 empty before freeing them.
3890 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3892 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3894 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3895 * config/xtensa/predicates.md (tls_symbol_operand): New.
3896 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3897 (TARGET_CANNOT_FORCE_MEM): Define.
3898 (xtensa_tls_symbol_p): New.
3899 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3900 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3901 (xtensa_tls_module_base): New.
3902 (xtensa_call_tls_desc): New.
3903 (xtensa_legitimize_tls_address): New.
3904 (xtensa_legitimize_address): Handle TLS symbols.
3905 (xtensa_tls_referenced_p_1): New.
3906 (xtensa_tls_referenced_p): New.
3907 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3909 (XTENSA_BUILTIN_THREAD_POINTER): New.
3910 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3911 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3912 builtin. Add declarations for __builtin_thread_pointer and
3913 __builtin_set_thread_pointer.
3914 (xtensa_fold_builtin): Recognize new builtins.
3915 (xtensa_expand_builtin): Expand new builtins.
3916 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3917 (TARGET_THREADPTR): Define.
3918 (HAVE_AS_TLS): Define default value.
3919 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3920 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3921 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3922 (UNSPECV_SET_TP): New.
3923 (sym_TPOFF, sym_DTPOFF): New.
3924 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3925 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3926 * configure: Regenerated.
3928 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3931 * config/ia64/ia64.c (ia64_optimization_options): Move
3932 checking and setting flag_schedule_insns_after_reload and
3933 ia64_flag_schedule_insns2 back to ...
3934 (ia64_override_options): Here.
3936 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3939 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3940 zero extend count after the correction to it is done.
3941 (doloop_optimize): Update call to doloop_modify, don't zero extend
3944 2008-09-18 Martin Jambor <mjambor@suse.cz>
3946 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3948 * ipa-prop.c: Correct comments.
3949 * ipa-prop.h: Likewise.
3951 2008-09-18 Jan Hubicka <jh@suse.cz>
3954 * ipa-reference.c (ipa_reference_local_vars_info_d,
3955 ipa_reference_global_vars_info_d,
3956 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3957 ipa_reference_vars_info_t): Move here from ipa-reference.h
3958 (node_duplication_hook_holder, node_removal_hook_holder): New.
3959 (get_reference_vars_info_from_cgraph): Rename to ...
3960 (get_reference_vars_info): ... this one, use cgraph uids.
3961 (get_local_reference_vars_info, get_global_reference_vars_info):
3962 Use cgraph instead of decl.
3963 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3965 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3966 ipa_reference_get_written_global,
3967 ipa_reference_get_not_written_global): Use cgraph argument.
3968 (check_call): Simplify avail check.
3969 (scan_stmt_for_static_refs): Update.
3970 (propagate_bits): Update.
3971 (merge_callee_local_info): Remove.
3972 (init_function_info): Use cgraph nodes.
3973 (clean_function_local_data): Break out from ...
3974 (clean_function): ... here.
3975 (copy_local_bitmap, copy_global_bitmap): New functions.
3976 (duplicate_node_data, remove_node_data): New functions.
3977 (generate_summary): Register hooks; use visibility instead of
3979 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3980 * ipa-reference.h (ipa_reference_local_vars_info_d,
3981 ipa_reference_global_vars_info_d,
3982 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3983 ipa_reference_vars_info_t): Move to ipa-reference.c
3984 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3986 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3987 ipa_reference_get_not_read_global,
3988 ipa_reference_get_not_written_global): Update prototype.
3989 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3990 (init_state): Remove.
3991 (node_duplication_hook_holder, node_removal_hook_holder): New.
3992 (get_function_state, set_function_state): Use VECtor.
3993 (analyze_function): Check body availability.
3994 (add_new_function): Likewise.
3995 (duplicate_node_data, remove_node_data): New.
3996 (generate_summary): Register hooks; do not care about clones.
3997 (propafate): Do not care about clones; recursive functions are
3999 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4000 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4001 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4003 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4004 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4005 Update call of ipa-reference accesors.
4007 2008-09-18 Simon Baldwin <simonb@google.com>
4009 * c-opts.c (c_common_handle_option): Add handling for
4010 -Wbuiltin-macro-redefined command line option.
4011 * c.opt: Added builtin-macro-redefined option.
4012 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4015 2008-09-18 Richard Guenther <rguenther@suse.de>
4017 PR tree-optimization/37258
4018 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4019 and signedness for integral types.
4020 (vn_phi_eq): Require compatible types.
4022 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4025 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4026 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4028 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4029 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4030 ggc_free other TREE_LIST nodes from that chain.
4031 * function.c (instantiate_decls): Instantiate also DECL_RTL
4032 of vars in cfun->local_decls, free that list afterwards.
4034 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4036 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4037 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4039 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4041 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4042 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4044 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4046 PR tree-optimization/37102
4047 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4048 from a node. Check to see if another PHI is dead.
4049 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4050 remove real PHIs which have no uses.
4051 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4053 2008-09-18 Richard Guenther <rguenther@suse.de>
4056 * tree-cfg.c (remove_useless_stmts_1): Remove
4057 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4059 2008-09-18 Nick Clifton <nickc@redhat.com>
4061 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4062 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4063 to frv_secondary_reload_class.
4064 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4065 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4066 (frv_secondary_reload_class): Omit unused parameter.
4067 (frv_secondary_reload): New function. Handle the case when
4068 secondary_reload_class() is called before the reload_(in|out)
4069 _optabs have been initialised.
4070 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4072 * config/frv/frv.md: Define an exclusion set between fr550_m0
4075 2008-09-18 Richard Guenther <rguenther@suse.de>
4077 PR tree-optimization/37456
4078 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4079 want to insert after ends a BB insert on the single fallthru
4082 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4084 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4085 Mention -march=z9-109, z9-ec and z10.
4087 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4089 PR rtl-optimization/37544
4090 * regrename.c (maybe_mode_change): Exit early when copy_mode
4091 is narrower than orig_mode and narrower than new_mode.
4093 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4096 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4098 * sched-rgn.c (ref_counts): Remove.
4099 (insn_referenced): New static variable.
4100 (INSN_REF_COUNT): Remove.
4101 (sched_run_compute_dependencies): Use insn_referenced instead of
4103 (add_branch_dependences): Likewise. Delete dead assignment.
4105 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4107 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4108 consumer is an asm. Add comment why this is important.
4109 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4110 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4112 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4114 * expr.c (emit_group_store): Do not shift before moving via a
4117 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4119 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4120 from aggregate to non-aggregate type if the bit pattern is not fully
4121 preserved afterwards.
4123 2008-09-17 Richard Guenther <rguenther@suse.de>
4125 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4126 (verify_gimple_assign): ... this. Split into ...
4127 (verify_gimple_assign_unary): ... this,
4128 (verify_gimple_assign_binary): ... that,
4129 (verify_gimple_assign_single): ... and this.
4130 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4131 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4132 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4133 (verify_types_in_gimple_reference): Be forgiving with
4135 (verify_gimple_phi): Deal with virtual operands.
4137 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4139 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4141 * tree.c (get_callee_fndecl): Don't call the language hook.
4142 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4143 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4144 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4146 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4148 * tree.c (protected_set_expr_location): Don't unnecessarily
4149 check for error_mark_node.
4151 2008-09-17 Art Haas <ahaas@impactweather.com>
4153 * ipa-reference.c (analyze_function): Declare step only if
4154 ENABLE_CHECKING is defined.
4156 2008-09-17 Jan Hubicka <jh@suse.cz>
4159 * tree.h (DECL_INLINE): remove.
4160 (DECL_DECLARED_INLINE_P): Update docs.
4161 (DECL_NO_INLINE_WARNING_P): new.
4162 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4163 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4165 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4166 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4169 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4172 2008-09-17 Jan Hubicka <jh@suse.cz>
4174 * ipa-reference.c (ipa_obstack): Remove.
4175 (local_info_obstack, global_info_obstack): New.
4176 (add_static_var): We now handle variables only.
4177 (mark_address_taken, mark_load, mark_store): New functions based on ...
4178 (check_operand): ... remove.
4179 (get_asm_stmt_operands): Rename to ...
4180 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4181 (scan_stmt_for_static_refs): Rewrite.
4182 (scan_op_for_static_refs): Rename to ...
4183 (scan_initializer_for_static_refs): do not look for VAR_DECL
4184 initializers; stop recursion on types and decls.
4185 (ipa_init): Use proper obstacks.
4186 (analyze_variable): Use scan_initializer_for_static_refs.
4187 (init_function_info): Use local obstack.
4188 (analyze_function): Simplify.
4189 (add_new_function): We don't need visited_nodes obstack.
4190 (generate_summary): Use proper obstacks; cleanup after propagation.
4192 2008-09-17 Richard Guenther <rguenther@suse.de>
4195 PR tree-optimization/37491
4196 * alias.c (get_alias_set): Use the canonical type.
4197 * tree-vect-transform.c (vectorizable_store): Use the type of
4198 the lhs for the vector type. Adjust checking.
4199 (vectorizable_load): Adjust checking.
4201 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4202 Adam Nemet <anemet@caviumnetworks.com>
4204 PR rtl-optimization/37483
4205 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4206 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4207 Rearrange code to better match the original comment. Check
4208 t_unconditional first. Improve comment.
4210 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4213 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4214 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4217 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4218 GIMPLE_TRY if cleanup sequence is empty.
4220 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4223 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4224 eliminate IV if the cost are the same.
4226 2008-09-16 Richard Guenther <rguenther@suse.de>
4229 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4232 2008-09-16 Richard Guenther <rguenther@suse.de>
4234 PR tree-optimization/37508
4235 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4237 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4239 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4241 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4243 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4244 use gen_floatdidf2 directly.
4245 (floatunssidf2): Likewise.
4246 (floatsidf_ppc64_mfpgpr): Remove.
4247 (floatsidf_ppc64): Remove.
4248 (floatunssidf_ppc64): Remove.
4250 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4252 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4253 rather than update_cost_queue.
4255 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4256 in every call starting with the second one, instead of only when
4257 alias_bitmap_obstack.elements != NULL.
4259 * tree-predcom.c (filter_suitable_components): Free all refs in
4260 act->refs vector before calling release_component.
4261 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4263 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4265 * tree-loop-linear.c (linear_transform_loops): Initialize
4266 lambda_obstack only after calling perfect_loop_nest_depth.
4267 Goto free_and_continue instead of just continue for later failures.
4270 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4273 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4275 2008-09-14 Andreas Schwab <schwab@suse.de>
4277 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4279 2008-09-14 Jan Hubicka <jh@suse.cz>
4281 * invoke.texi (-fconserve-stack): Document.
4282 * opts.c (decode_options): Handle conserve_stack.
4283 * common.opt (fconvserve_stack): New.
4285 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4287 * config.host: Add x-aix to host_xmake_file.
4288 * config/rs6000/t-aix52: Do not override LDFLAGS.
4289 * config/rs6000/x-aix: New file.
4291 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4297 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4298 is not recognized as a valid register usage. Allow REG_X to be used
4300 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4301 forces a reload when using a base register.
4303 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4305 * config/i386/cygming-crtend.c (register_frame_ctor): If
4306 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4307 directly with atexit.
4308 (deregister_frame_ctor): Rename to ...
4309 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4310 if !DEFAULT_USE_CXA_ATEXIT.
4312 2008-09-13 Jan Hubicka <jh@suse.cz>
4314 * cgraph.c: Include value-prof.h
4315 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4317 2008-09-13 Jan Hubicka <jh@suse.cz>
4320 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4321 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4322 tree_gen_one_value_profiler, tree_gen_average_profiler,
4323 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4325 2008-09-13 Jan Hubicka <jh@suse.cz>
4327 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4328 too many bytes on misalligned blocks.
4330 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4332 * doc/cfg.texi: Fix some typos.
4333 * doc/extend.texi: Likewise.
4334 * doc/install.texi: Likewise.
4335 * doc/invoke.texi: Likewise.
4336 * doc/rtl.texi: Likewise.
4337 * doc/tree-ssa.texi: Likewise.
4339 2008-09-13 Richard Guenther <rguenther@suse.de>
4342 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4343 gimple stores for memory rhs.
4345 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4347 PR rtl-optimization/37489
4348 * cse.c (fold_rtx): Don't return const_true_rtx for float
4349 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4351 2008-09-13 Jan Hubicka <jh@suse.cz>
4353 PR tree-optimization/37392
4354 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4356 2008-09-13 Martin Jambor <mjambor@suse.cz>
4357 Jan Hubicka <jh@suse.cz>
4359 * cgraph.c (free_edges): New variable.
4360 (NEXT_FREE_EDGE): New macro.
4361 (cgraph_free_edge): New function.
4362 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4363 (cgraph_node_remove_callees): Likewise.
4364 (cgraph_node_remove_callers): Likewise.
4365 (cgraph_create_edge): Reuse edges from the free list. Do not
4366 update uid if doing so.
4367 (cgraph_remove_*_hook): Add free call.
4369 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4371 * ira-color.c (conflict_allocno_vec): Delete.
4372 (update_cost_queue_elem): New structure.
4373 (update_cost_queue): New variable.
4374 (update_cost_queue_tail): Likewise.
4375 (update_cost_queue_elems): Likewise.
4376 (allocno_update_cost_check): Delete.
4377 (initiate_cost_update): Allocate update_cost_queue_elems
4378 instead of allocno_update_cost_check.
4379 (finish_cost_update): Update the free()s accordingly.
4380 (start_update_cost): New function.
4381 (queue_update_cost): Likewise.
4382 (get_next_update_cost): Likewise.
4383 (update_copy_costs_1): Inline into...
4384 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4385 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4386 once we've established they are equal. Don't allocate update
4387 costs if there is nothing to add to them.
4388 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4389 DIVISOR arguments. Use a queue instead of recursive calls;
4390 process all the allocnos in the initial queue, rather than
4392 (assign_hard_reg): Use queue_update_cost instead of
4393 conflict_allocno_vec. Queue coalesced allocnos instead
4394 of calling update_conflict_hard_regno_costs for each one.
4395 Just call update_conflict_hard_regno_costs once for the
4397 (ira_color): Remove conflict_allocno_vec handling.
4399 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4401 PR tree-optimization/37484
4402 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4403 (save_var_name): Same.
4404 (initialize_cloog_names): Same.
4405 (initialize_cloog_names): Same.
4407 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4409 * tree-scalar-evolution.c (set_instantiated_value): Set
4412 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4416 * ira-build.c (common_loop_tree_node_dominator): Remove.
4417 (copy_live_ranges_to_removed_store_destinations): New function.
4418 (regno_top_level_allocno_map): Move to top level from ...
4419 (ira_flattening): ... here. Use
4420 copy_live_ranges_to_removed_store_destinations.
4422 * ira-emit.c (generate_edge_moves): Fix a comment.
4424 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4427 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4428 scratch register after 'set' pattern.
4430 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4432 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4433 information passed to mark_reg_pointer.
4434 * explow.c (force_reg): Likewise.
4436 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4438 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4439 when building for the celledp architecture.
4441 2008-09-12 Richard Guenther <rguenther@suse.de>
4443 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4445 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4447 PR rtl-optimization/37424
4448 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4449 the regnos instead of the addresses.
4451 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4453 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4455 2008-09-11 Richard Guenther <rguenther@suse.de>
4457 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4458 entering the weaker equivalence recording.
4460 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4462 2008-09-11 Jeff Law <law@redhat.com>
4464 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4465 by assign_stack_local on the IRA path for stack slot sharing
4466 as well as the non-IRA path.
4468 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4470 * config/i386/i386.h: Fix whitespace issues.
4472 2008-09-11 Martin Jambor <mjambor@suse.cz>
4474 * ipa-prop.h (struct ipa_param_flags): Removed.
4475 (struct ipa_param_descriptor): New structure.
4476 (struct ipa_node_params): ipcp_lattices, param_decls and
4477 param_flags moved to ipa_param_description.
4478 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4479 descriptors. Renamed all users.
4480 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4481 changed to access descriptors. Renamed all users.
4482 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4483 to access descriptors. Renamed all users.
4484 * ipa-cp.c (ipcp_init_cloned_node): Call
4485 ipa_initialize_node_params instead of ipa_count_formal_params and
4486 ipa_create_param_decls_array.
4487 (ipcp_analyze_node): Likewise.
4488 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4489 descriptors. Renamed all users.
4490 (ipcp_initialize_node_lattices): Remove allocation.
4491 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4492 ipa_initialize_node_params instead of ipa_count_formal_params and
4493 ipa_create_param_decls_array.
4494 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4495 ipa_populate_param_decls, made static, added parameter info,
4496 renamed mt to node, removed allocation, changed to use
4498 (ipa_count_formal_params): Made static, added parameter info,
4500 (ipa_initialize_node_params): New function.
4501 (ipa_check_stmt_modifications): Changed to use descriptors.
4502 (ipa_detect_param_modifications): Removed allocation, changed to
4504 (ipa_note_param_call): Changed to use descriptors.
4505 (ipa_analyze_params_uses): Removed allocation.
4506 (ipa_free_node_params_substructures): Changed to use descriptors.
4507 (ipa_edge_duplication_hook): Use the unused attribute.
4508 (ipa_node_duplication_hook): Use the unused attribute, changed to
4509 use descriptors, changed to duplicate descriptors.
4511 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4512 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4513 indirect inlining. Made static.
4514 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4515 functions called only once.
4516 (cgraph_decide_recursive_inlining): Don't call
4517 ipa_propagate_indirect_call_infos, pass new_edges to
4518 cgraph_mark_inline_edge instead.
4519 (cgraph_decide_inlining_of_small_functions): Don't call
4520 ipa_propagate_indirect_call_infos, pass new_edges to
4521 cgraph_mark_inline_edge instead.
4522 (cgraph_decide_inlining): Don't call
4523 ipa_propagate_indirect_call_infos.
4524 * ipa-prop.c: Check that vectors are allocated.
4526 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4527 iff a new cgraph edges have been created.
4528 (cgraph_decide_inlining): New variable redo_always_inline.
4529 Flattening and always_inlining loop until callgraph stabilizes.
4530 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4531 true iff new cgraph edges have been created.
4532 (propagate_info_to_inlined_callees): Likewise.
4533 (ipa_propagate_indirect_call_infos): Likewise.
4535 2008-09-11 Richard Guenther <rguenther@suse.de>
4537 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4538 (set_prologue_iterations): Likewise.
4539 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4541 (vect_update_init_of_dr): Likewise.
4542 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4544 * fold-const.c (fold_unary): Do not generate calculations
4547 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4549 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4550 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4551 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4553 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4555 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4556 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4557 before finalizing the changes.
4558 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4560 (simplify_truth_ops_using_ranges): New.
4561 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4562 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4563 whether a simplification was made.
4564 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4565 use a switch statement and also call simplify_truth_ops_using_ranges.
4567 2008-09-11 Jan Hubicka <jh@suse.cz>
4569 * ggc-common.c (loc_array): Make static.
4570 * dce.c (rest_of_handle_ud_dce): Free worklist.
4572 2008-09-11 Jan Hubicka <jh@suse.cz>
4574 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4575 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4576 function so we are sure we do not dangle it forever.
4577 * function.c (outer_function_chain, find_function_data): Remove.
4578 (function_context_stack): New.
4579 (push_function_context, pop_function_context): Update.
4580 * function.h (struct function): Remove pointer outer.
4581 (outer_function_chain, find_function_data): Remove.
4582 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4584 2008-09-11 Jan Hubicka <jh@suse.cz>
4587 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4589 2008-09-11 Jan Hubicka <jh@suse.cz>
4591 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4593 2008-09-11 Jan Hubicka <jh@suse.cz>
4595 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4596 (free_var_map_entry): New function.
4597 (redirect_edge_var_map_destroy): Use it.
4599 2008-09-11 Jan Hubicka <jh@suse.cz>
4602 * tree-inline.c (add_lexical_block): Replace with ...
4603 (prepend_lexical_block): ... prepend at begginig.
4604 (remap_blocks): Use it and reverse later.
4605 (expand_call_inline): Use prepend_lexical_block.
4607 2008-09-11 Jan Hubicka <jh@suse.cz>
4609 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4611 2008-09-11 Jan Hubicka <jh@suse.cz>
4613 * function.c (free_after_compilation): Call insn_locators_free.
4614 * cfglayout.c (insn_locators_free): New function.
4615 * rtl.h (insn_locators_free): Declare.
4617 2008-09-11 Jan Hubicka <jh@suse.cz>
4619 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4621 (cond_move_process_if_block): Update call.
4623 2008-09-11 Jan Hubicka <jh@suse.cz>
4625 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4626 * vec.c: Include hashtab.h
4627 (vec_descriptor, ptr_hash_entry): New structures.
4628 (vec_desc_hash, vec_ptr_map): New static variables.
4629 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4630 register_overhead, free_overhead, vec_heap_free): New functions.
4631 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4632 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4633 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4636 2008-09-11 Ira Rosen <irar@il.ibm.com>
4638 PR tree-optimization/37474
4639 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4640 length of load permutation.
4642 2008-09-11 Andreas Schwab <schwab@suse.de>
4644 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4646 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4649 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4650 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4651 simplify_gen_subreg.
4653 2008-09-11 Ira Rosen <irar@il.ibm.com>
4655 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4658 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4661 * gimplify.c (gimplify_body): Call default_rtl_profile.
4664 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4665 instead of tok->val.node if not expanding to something else. Handle
4666 intervening CPP_PADDING tokens.
4667 (altivec_categorize_keyword): Remove unneeded comparisons.
4669 2008-09-10 Richard Guenther <rguenther@suse.de>
4671 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4673 2008-09-10 Richard Guenther <rguenther@suse.de>
4676 * tree-inline.c (insert_init_stmt): Make sure to not
4677 insert invalid gimple stores.
4679 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4681 PR tree-optimization/37388
4682 * toplev.c (process_options): Fail and warn when graphite
4683 flags are used, but the compiler has not been configured
4684 with graphite libraries.
4685 * graphite.c (graphite_transform_loops): Remove printfs
4686 to dump_file for the case when graphite is not available.
4688 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4691 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4692 the even element into register.
4693 (ix86_expand_vector_init_general): Don't use
4694 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4695 if we can't move from GPR to SSE register directly.
4697 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4699 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4700 not lose track of the number of NOPs needed. Number of NOPs needed
4701 for sync vs. loads workaround was switched; corrected. Run second
4702 pass for all workarounds. No NOPs needed after call insns. Change
4703 second pass to use find_next_insn_start and find_load helpers in order
4704 to properly detect parallel insns.
4705 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4707 2008-09-10 Jan Hubicka <jh@suse.cz>
4709 * value-prof.c (gimple_ic): Fix tuplification bug.
4710 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4713 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4715 PR tree-optimization/37353
4716 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4717 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4718 calls instead of cond_dead_built_in_calls.
4719 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4720 initalize the vector only before adding first entry. Use VEC_safe_push
4721 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4722 shrink_wrap_conditional_dead_built_in_calls call.
4724 2008-09-10 Ira Rosen <irar@il.ibm.com>
4726 PR tree-optimization/37385
4727 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4728 argument, and use it as a vector type if not NULL.
4729 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4731 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4732 additional argument.
4733 (vectorizable_load): Likewise.
4735 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4737 * config/i386/i386.md (SWI32): New mode iterator.
4738 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4741 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4743 PR rtl-optimization/37435
4744 * caller-save.c (insert_restore, insert_save): Check the mode by
4747 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4750 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4752 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4755 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4757 * doc/invoke.texi (ARM Options): Correct errors in discussion
4758 of -mfloat-abi, -mhard-float, and -msoft-float.
4760 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4761 Jan Hubicka <jh@suse.cz>
4764 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4765 calling gimple_regimplify_operands on it. Iterate over all newly
4766 added statements, not just the last one.
4767 (insert_init_stmt): Insert stmt into seq first, then call
4768 gimple_regimplify_operands on it. Don't create new gimplification
4769 context, nor find referenced vars.
4771 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4774 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4775 to pointer to vector pointer.
4776 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4777 propagate_info_to_inlined_callees): Likewise.
4778 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4779 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4780 ipa_check_create_edge_args.
4781 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4782 argument to pointer to vector pointer.
4783 (cgraph_decide_inlining_of_small_function): Adjust
4784 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4788 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4789 optimizing for size, not speed.
4791 PR rtl-optimization/37408
4792 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4793 if parm is promoted.
4795 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4797 PR tree-optimization/37375
4798 * tree-scalar-evolution.c (scev_info_str): Add field
4800 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4801 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4802 set_instantiated_value): Pass instantiated_below.
4803 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4805 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4806 the definitions are not instantiated.
4808 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4809 (block_before_loop): New.
4810 * tree-data-ref.c (dr_analyze_indices): Update uses of
4812 * graphite.c (block_before_scop): New.
4813 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4814 basic block, not a loop for determining the parameters.
4815 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4817 (idx_record_params, find_params_in_bb, find_scop_parameters,
4818 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4819 to instantiate_scev.
4821 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4823 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4827 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4829 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4830 Check zero freq and increase if necessary.
4832 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4834 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4835 regno is in the right range. Add comments.
4837 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4839 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4841 * mips-tfile.c (copy_object): Cast alloca result to int *.
4842 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4844 Rename class to sclass.
4845 (read_tfile): Cast read_seek return values to proper types.
4846 Cast xcalloc return value to proper type.
4848 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4850 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4851 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4852 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4854 2008-09-09 Jan Hubicka <jh@suse.cz>
4856 * profile.c (is_edge_inconsistent): Add debug output; ignore
4857 negative count on fake edges.
4858 (is_inconsistent): Add debug output.
4860 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4862 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4864 (choose_ready): When first insn is chosen from the ready list, also
4867 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4869 PR rtl-optimization/37360
4870 * haifa-sched.c (max_issue): Do not assert that we never issue more
4871 insns than issue_rate. Add comment.
4873 2008-09-09 Richard Guenther <rguenther@suse.de>
4875 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4876 (verify_types_in_gimple_call): Rename to ...
4877 (verify_gimple_call): ... this. Enhance.
4878 (verify_types_in_gimple_cond): Remove.
4879 (verify_gimple_comparison): New function ...
4880 (verify_types_in_gimple_assign): ... split out from here.
4881 (verify_types_in_gimple_return): Rename to ...
4882 (verify_gimple_return): ... this. Enhance.
4883 (verify_types_in_gimple_switch): Rename to ...
4884 (verify_gimple_switch): ... this. Enhance.
4885 (verify_gimple_goto): New function.
4886 (verify_types_in_gimple_phi): Rename to ...
4887 (verify_gimple_phi): ... this. Enhance.
4888 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4889 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4890 (verify_types_in_gimple_seq_2): Remove cases handled in
4891 verify_types_in_gimple_stmt.
4893 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4895 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4896 (push_multiple_operation, pop_multiple_operation): Set it.
4897 (workaround_rts_anomaly): New function.
4898 (workaround_speculation): New function, broken out of bfin_reorg.
4899 (bfin_reorg): Call the new functions.
4901 2008-09-09 Richard Guenther <rguenther@suse.de>
4905 * gimplify.c (gimplify_conversion): Change conversions of
4906 non-register type to VIEW_CONVERT_EXPRs.
4907 (gimplify_addr_expr): If we need to make the operand
4908 addressable make sure to use a properly initialized
4909 temporary for that so it gets a valid gimple store.
4911 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4913 * function.h (struct function): Add function_start_locus.
4914 * cfgexpand.c (gimple_expand_cfg): Use it.
4915 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4917 2008-09-09 Richard Guenther <rguenther@suse.de>
4919 PR tree-optimization/37433
4920 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4923 2008-09-09 Richard Guenther <rguenther@suse.de>
4925 PR tree-optimization/37387
4926 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4927 and bits to a common type.
4929 2008-09-09 Nick Clifton <nickc@redhat.com>
4931 * config/v850/v850.md (return): Restore frame size restriction.
4933 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4935 * c-common.c (c_expand_decl): Remove.
4936 * c-common.h (anon_aggr_type_p): Remove prototype.
4937 (DECL_ANON_UNION_ELEMS): Remove.
4938 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4939 * c-decl.c (anon_aggr_type_p): Remove.
4940 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4941 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4942 * langhooks.h (struct lang_hooks): Remove expand_decl.
4943 * langhooks.c (lhd_expand_decl): Remove.
4944 * stmt.c (expand_anon_union_decl): Remove.
4945 * tree.h (expand_anon_union_decl): Remove prototype.
4947 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4950 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4952 * config/avr/avr.md (QISI) : Define mode iterator.
4953 (negated_tst<mode>) : Redefine as split using mode macro.
4954 (reversed_tstqi): Define insn as reversed compare with zero.
4955 (reversed_tsthi): Ditto.
4956 (reversed_tstsi): Ditto.
4958 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4961 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4962 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4965 * predict.c (optimize_function_for_size_p): Don't segfault if
4967 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4968 tree_swap_operands_p): Don't test cfun != NULL before calling
4969 optimize_function_for_s*_p.
4971 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4973 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4976 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4978 * crx/crx.h (IRA_COVER_CLASSES): Define.
4980 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4983 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4984 even when a stmt has been gimple_modified_p, but after fold_stmt is
4985 not any longer. Remove unneeded may_have_exposed_new_symbols
4988 2008-09-08 Richard Guenther <rguenther@suse.de>
4990 PR tree-optimization/37421
4991 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4994 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4997 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4999 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5002 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5003 * pa-hpux10.h (LINK_SPEC): Likewise.
5004 * pa-hpux11.h (LINK_SPEC): Likewise.
5006 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5008 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5009 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5011 2008-09-07 Helge Deller <deller@gmx.de>
5013 * pa/linux-atomic.c: New file.
5014 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5015 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5017 2008-09-07 Richard Guenther <rguenther@suse.de>
5018 Ira Rosen <irar@il.ibm.com>
5020 PR tree-optimization/36630
5021 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5022 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5024 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5025 Ira Rosen <irar@il.ibm.com>
5027 PR tree-optimization/35642
5028 * config/rs6000/altivec.md (mulv8hi3): Implement.
5030 2008-09-06 Jeff Law <law@redhat.com>
5032 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5034 2008-09-06 Jan Hubicka <jh@suse.cz>
5036 PR tree-optimization/14703
5037 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5039 * passes.c (init_optimization_passes): Recompute inline parameters.
5041 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5043 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5046 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5047 Peter Fuerst <post@pfrst.de>
5049 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5050 * doc/extend.texi: Document __builtin_mips_cache.
5051 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5052 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5053 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5054 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5055 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5056 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5057 (set_push_mips_isas): New variable.
5058 (mips_r10k_cache_barrier): New variable.
5059 (cache): New availability predicate.
5060 (mips_builtins): Add an entry for __builtin_mips_cache.
5061 (mips_build_cvpointer_type): New function.
5062 (MIPS_ATYPE_CVPOINTER): New macro.
5063 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5065 (r10k_simplified_address_p, r10k_simplify_address)
5066 (r10k_uncached_address_p, r10k_safe_address_p)
5067 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5068 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5069 (r10k_insert_cache_barriers): New functions.
5070 (mips_reorg_process_insns): Delete cache barriers after a
5071 branch-likely instruction.
5072 (mips_reorg): Call r10k_insert_cache_barriers.
5073 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5074 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5075 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5076 (mips_cache, r10k_cache_barrier): New define_insns.
5078 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5080 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5081 * ira-color.c (setup_allocno_left_conflicts_num): Use
5082 hard_reg_set_equal_p instead of a comparison with
5083 ira_zero_hard_reg_set.
5084 * ira.c (setup_reg_subclasses): Likewise.
5085 (setup_cover_and_important_classes): Likewise.
5086 (setup_class_translate): Likewise.
5087 (setup_reg_class_intersect_union): Likewise.
5088 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5089 (ira_init_once): Don't initialize them.
5091 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5093 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5095 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5097 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5099 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5101 Improved branch hints, safe hints, and scheduling.
5103 * haifa-sched.c (sched_emit_insn) : Define.
5104 * sched-int.h (sched_emit_insn) : Add prototype.
5105 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5106 -mhint-max-distance -msafe-hints) : Document.
5107 * config/spu/spu.c (spu_flag_var_tracking): New.
5108 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5109 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5110 TARGET_ASM_FILE_START): Define.
5111 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5112 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5113 (spu_emit_branch_hint): Add blocks argument.
5114 (insert_branch_hints, insert_nops): Remove.
5115 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5116 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5117 spu_sched_reorder, asm_file_start): New functions.
5118 (clock_var, spu_sched_length, pipe0_clock,
5119 pipe1_clock, prev_clock_var, prev_priority,
5120 spu_ls_first, prev_ls_clock): New static variables.
5121 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5122 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5123 (nopn_nv): Add a non-volatile version of nop.
5124 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5125 -mhint-max-distance, -msafe-hints): New options.
5127 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5128 Samuel Tardieu <sam@rfc1149.net>
5130 * opts.c (decode_options): Combine nested if statements.
5133 * opts.c (decode_options): Handle more relationships among
5134 unit-at-a-time, toplevel-reorder, and section-anchors.
5136 2008-09-05 David Daney <ddaney@avtrex.com>
5138 * doc/install.texi (--enable-reduced-reflection): Document new option.
5140 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5142 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5144 (constantpool_operand): New.
5145 (move_operand): Disallow sub-word modes for the constant pool.
5146 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5147 (xtensa_secondary_reload_class): Replace with....
5148 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5149 Set icode for sub-word reloads from the constant pool.
5150 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5151 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5152 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5153 * config/xtensa/xtensa-protos.h: Update prototypes.
5155 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5157 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5158 (REG_CLASS_NAMES): Update.
5159 (REG_CLASS_CONTENTS): Update.
5160 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5161 of ALL_REGS for regs 77 and 78.
5162 * function.c (instantiate_virtual_regs_in_insn): Assert that
5163 return value of simplify_gen_subreg is not NULL.
5165 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5167 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5168 (gen_rtvec_v): Fix coding standards.
5170 2008-09-04 Jan Hubicka <jh@suse.cz>
5172 * i386.c (decide_alg): Be more conservative about optimizing for size.
5174 2008-09-04 Ian Lance Taylor <iant@google.com>
5176 * varasm.c (narrowing_initializer_constant_valid_p): New
5178 (initializer_constant_valid_p): Call it.
5180 2008-09-04 Jeff Law <law@redhat.com>
5182 * fold-const.c (native_encode_real): Fix computation of WORDS.
5183 (native_interpret_real): Likewise.
5185 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5187 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5189 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5191 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5192 that the cost is already taken into account in ira-costs.c
5194 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5196 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5197 ira_debug_copies): New.
5198 (ira_bulid): Call print_copies.
5200 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5202 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5205 * config/rs6000/rs6000.c (optimization_options): Remove check of
5206 flag_toplevel_order.
5208 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5210 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5211 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5212 second operand is a reg_imm10_operand.
5213 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5214 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5215 (*seq_<GPR:mode><GPR2:mode>): Rename to
5216 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5218 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5219 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5221 (*sne_<GPR:mode><GPR2:mode>): Rename to
5222 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5225 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5227 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5228 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5229 combining an arithmetic right shift by more than 31 and a
5230 trunction. Don't match for out-of-range shift amounts. Set
5231 attribute mode to <MODE>.
5232 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5233 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5234 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5235 shifts by less than 32.
5236 (extv): Change predicate on first operand to accept registers.
5237 Change predicate of the other operands from immediate_operand to
5238 const_int_operand. Expand exts when source is a register.
5239 (extzv): Change predicate of the constant operands from
5240 immediate_operand to const_int_operand.
5241 (extzv<mode>): Change predicate of the constant operands from
5242 immediate_operand to const_int_operand and no constraint. Also
5244 (*extzv_trunc<mode>_exts): New pattern.
5246 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5248 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5249 * config/mips/mips-protos.h (mask_low_and_shift_p,
5250 mask_low_and_shift_len): Declare.
5251 * config/mips/mips.c (mask_low_and_shift_p,
5252 mask_low_and_shift_len): New functions.
5253 (mips_print_operand): Handle new operand prefix "m".
5254 * config/mips/mips.md (*cins<mode>): New pattern.
5256 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5258 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5259 optimizing for size.
5261 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5263 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5264 regardless of epilogue_completed.
5266 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5269 * ira-lives.c (process_bb_node_lives): Check setjmp.
5271 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5274 * ira-build.c (form_loop_tree): Reverse BB walk.
5275 (create_bb_allocnos): Likewise.
5276 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5277 (mark_reg_store): Rename to...
5278 (mark_ref_live): ...this and take a df_ref argument instead of
5279 note_stores arguments. Assert that we have a register.
5280 (mark_reg_clobber): Delete.
5281 (def_conflicts_with_inputs_p): New function.
5282 (mark_reg_conflicts): Delete.
5283 (mark_reg_death): Rename to...
5284 (mark_ref_dead): ...this and take a df_ref argument instead of
5285 a register. Assert that we have a register.
5286 (process_bb_node_lives): Hoist frequency calculation out of
5287 instruction walk. Convert from a forwards scan to a backwards scan.
5288 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5289 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5290 (create_allocno_live_ranges): Don't create regs_set.
5292 2008-09-04 Ian Lance Taylor <iant@google.com>
5294 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5295 or REG_LABEL_TARGET.
5296 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5297 comparing MODE with MEM.
5298 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5299 comparing with GF_PREDICT_TAKEN.
5300 (gimple_get_lhs): Change code to enum gimple_code.
5301 (gimple_set_lhs): Likewise.
5302 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5303 * omp-low.c (find_omp_clause): Change kind parameter to enum
5305 * tree-flow.h (find_omp_clause): Update declaration.
5306 * regrename.c (clear_dead_regs): Change kind parameter to enum
5308 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5310 * see.c (see_get_extension_data): Change return type to enum
5311 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5312 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5313 (see_gen_normalized_extension): Change extension_code parameter to
5315 (see_seek_pre_extension_expr): Change extension_code to enum
5317 (see_merge_one_def_extension): Likewise.
5318 (see_handle_relevant_defs): Likewise.
5319 (see_handle_relevant_uses): Likewise.
5320 (see_analyze_one_def): Likewise.
5321 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5322 GIMPLE_ASM rather than ASM_EXPR.
5323 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5324 GIMPLE_RETURN rather than RETURN_EXPR.
5325 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5326 (evaluate_stmt): Likewise.
5327 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5328 to enum vect_relevant.
5329 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5330 compare gimple codes with tree codes.
5332 2008-09-04 Paul Brook <paul@codesourcery.com>
5334 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5336 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5338 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5339 pointer check lost in the recent no-unit-at-a-time patch.
5341 2008-09-04 Jan Hubicka <jh@suse.cz>
5344 * tree-switch-conversion.c (check_final_bb): Accept only IP
5347 2008-09-04 Jan Hubicka <jh@suse.cz>
5349 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5351 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5352 using_ranges argument.
5353 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5354 (vrp_visit_cond_stmt): Update call of
5355 vrp_evaluate_conditional_warnv_with_ops
5357 2008-09-04 Jan Hubicka <jh@suse.cz>
5359 PR tree-optimization/37345
5360 PR tree-optimization/37358
5361 PR tree-optimization/37357
5362 * tree.c (build_function_type_skip_args): Build distinct type copy;
5364 (build_function_decl_skip_args): Set type of new decl not orig decl;
5365 clear DECL_VINDEX for methods turned into functions.
5367 2008-09-04 Nick Clifton <nickc@redhat.com>
5369 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5370 * configure: Regenerate.
5371 * config.in: Regenerate.
5372 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5373 alignment field, if it is supported.
5375 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5377 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5380 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5382 * config/rs6000/rs6000.c (processor_target_table): Do not
5383 enable VMX for POWER6.
5385 2008-09-03 Anton Blanchard <anton@samba.org>
5387 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5388 emit memory barrier before operation.
5390 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5393 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5394 default_elf_asm_output_external.
5396 2008-09-03 Jeff Law <law@redhat.com>
5398 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5400 2008-09-03 Richard Henderson <rth@redhat.com>
5402 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5403 memory barrier to below the test-and-set.
5404 (alpha_split_lock_test_and_set_12): Likewise.
5406 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5410 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5413 * ira-color.c (print_loop_title): Use all_allocnos.
5414 (color_pass): Ditto. Don't add border_allocnos. Check that
5415 subloop allocno in the correspdoning bitmap all_allocnos.
5417 * ira-emit.c (change_loop): Use all_allocnos.
5419 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5420 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5421 (create_cap_allocno): Remove setting mentioned_allocnos.
5422 (create_insn_allocnos): Ditto.
5423 (remove_unnecessary_allocnos): Use all_allocnos.
5424 (check_allocno_creation): Check that allocnos are in the
5425 corresponding bitmap all_allocnos.
5427 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5431 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5432 (process_regs_for_copy): Process subregs. Refine check when cost
5433 is taken into account in ira-costs.c.
5434 (process_reg_shuffles): Use REG_SUBREG_P.
5435 (add_insn_allocno_copies): Ditto. Ignore modes.
5437 * ira-color.c (conflict_allocno_vec): New.
5438 (COST_HOP_DIVISOR): New macro.
5439 (update_copy_costs_1): Use it.
5440 (update_conflict_hard_regno_costs): New function.
5441 (assign_hard_reg): Use it.
5442 (ira_color): Allocate and free conflict_allocno_vec.
5444 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5448 * ira-int.h (ira_sort_insn_chain): Remove.
5450 * ira.c (basic_block_order_nums, chain_insn_order,
5451 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5452 (ira): Don't call ira_sort_insn_chain.
5454 * reload1.c (reload): Don't call ira_sort_insn_chain.
5456 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5459 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5460 which become non throw.
5461 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5462 update_call_expr after updating the flags on the decl.
5464 2008-09-03 Jan Hubicka <jh@suse.cz>
5466 PR tree-optimization/37315
5467 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5468 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5469 (cgraph_analyze_functions): Use node->analyzed
5470 (cgraph_mark_functions_to_output): Likewise.
5471 (cgraph_expand_function): All functions can be released after
5473 (cgraph_optimize): Use gimple_has_body_p.
5474 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5475 (cgraph_decide_inlining_incrementally): Likewise.
5476 (inline_transform): Inline transform.
5477 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5479 (inlinable_function_p): Drop gimple_body check.
5480 (expand_call_inline): Use gimple_has_body_p.
5481 * gimple.c (gimple_has_body_p): New.
5482 * gimple.h (gimple_has_body_p): Add prototype.
5483 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5484 (dump_function_to_file): Use gimple_has_body_p check.
5486 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5489 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5491 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5493 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5495 From Michael Frysinger <michael.frysinger@analog.com>
5496 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5497 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5500 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5503 * doc/extend.texi: Document picoChip builtin functions.
5504 * doc/invoke.texi: Document picoChip options.
5505 * doc/contrib.texi: Add picoChip contribution.
5506 * doc/md.texi: Document picoChip constraints.
5507 * config.gcc: Add picochip-*-*.
5508 * config/picochip/: Add new port.
5510 2008-09-03 Richard Guenther <rguenther@suse.de>
5512 PR tree-optimization/37328
5513 * tree-sra.c (sra_build_assignment): Gimplify properly.
5514 (generate_copy_inout): Take the correct stmt as definition,
5515 remove bogus assert.
5517 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5519 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5522 From Michael Frysinger <michael.frysinger@analog.com>
5523 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5525 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5527 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5528 (__gthread_setspecific): Revert 2008-08-31 change to
5529 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5531 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5533 * diagnostic.c (error_at): New.
5534 * toplev.h (error_at): New prototype.
5535 * c-typeck.c (build_array_ref): Call error_at instead of error.
5536 Pass location to pedwarn.
5538 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5540 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5542 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5544 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5545 VAR_DECL and CONST_DECL.
5547 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5548 Jakub Jelinek <jakub@redhat.com>
5550 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5551 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5552 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5553 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5554 Don't set ix86_save_varrargs_registers.
5555 (ix86_setup_incoming_varargs): Assume cum != NULL.
5556 (ix86_va_start): Check ix86_varargs_gpr_size and
5557 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5558 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5559 from frame pointer if ix86_varargs_gpr_size == 0.
5560 (ix86_compute_frame_layout): Updated.
5561 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5562 (ix86_varargs_gpr_size): Define.
5563 (ix86_varargs_fpr_size): Likewise.
5564 (machine_function): Remove save_varrargs_registers.
5565 Add varargs_gpr_size and varargs_fpr_size.
5567 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5569 * config/alpha/alpha.c (va_list_skip_additions,
5570 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5571 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5574 PR tree-optimization/36766
5575 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5576 for already removed basic blocks.
5579 * real.c (real_maxval): Clear a lower bit to make real_maxval
5580 match get_max_float for IBM long double format.
5582 2008-09-02 Andreas Schwab <schwab@suse.de>
5584 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5585 * configure: Regenerate.
5587 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5589 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5590 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5591 checking for a non-VOID CONSTANT_P.
5593 2008-09-02 Jan Hubicka <jh@suse.cz>
5595 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5596 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5599 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5601 * expr.c (emit_group_store): Don't assert stack temp mode size.
5603 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5604 Tobias Grosser <grosser@fim.uni-passau.de>
5605 Jan Sjodin <jan.sjodin@amd.com>
5606 Harsha Jagasia <harsha.jagasia@amd.com>
5607 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5608 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5609 Adrien Eliche <aeliche@isty.uvsq.fr>
5611 Merge from graphite branch.
5614 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5615 * doc/invoke.texi (-floop-block, -floop-interchange,
5616 -floop-strip-mine): Document new flags.
5617 * tree-into-ssa.c (gimple_vec): Moved...
5618 * tree-loop-distribution.c (rdg_component): Moved...
5619 * cfgloopmanip.c: Include tree-flow.h.
5620 (update_dominators_in_loop): New.
5621 (create_empty_if_region_on_edge): New.
5622 (create_empty_loop_on_edge): New.
5623 (loopify): Use update_dominators_in_loop.
5624 * tree-pass.h (pass_graphite_transforms): Declared.
5625 * configure: Regenerate.
5626 * tree-phinodes.c (make_phi_node): Export.
5627 (add_phi_node_to_bb): New, split from create_phi_node.
5628 * tree-chrec.c (for_each_scev_op): New.
5629 * tree-chrec.h (for_each_scev_op): Declared.
5630 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5631 (remove_statement): Call get_phi_with_result.
5632 * config.in (HAVE_cloog): Undef.
5633 * gdbinit.in (pgg): New.
5634 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5635 * tree-ssa-loop.c (graphite_transforms): New.
5636 (gate_graphite_transforms): New.
5637 (pass_graphite_transforms): New.
5638 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5639 HAVE_cloog): Defined.
5640 * tree-vectorizer.c (rename_variables_in_bb): Export.
5641 * tree-data-ref.c (dr_may_alias_p): Export.
5642 (stmt_simple_memref_p): New.
5643 (find_data_references_in_stmt): Export.
5644 (find_data_references_in_loop): Export.
5645 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5646 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5647 (create_rdg_vertices): Export.
5648 (build_empty_rdg): New.
5649 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5650 * tree-data-ref.h (rdg_component): ... here.
5652 (struct data_reference): Add a field scop.
5654 (find_data_references_in_loop): Declared.
5655 (find_data_references_in_stmt): Declared.
5656 (create_rdg_vertices): Declared.
5657 (dr_may_alias_p): Declared.
5658 (stmt_simple_memref_p): Declared.
5659 (struct rdg_edge): Add a field ddr_p relation.
5660 (build_empty_rdg): Declared.
5661 * lambda.h (lambda_matrix): Declare a VEC of.
5662 (find_induction_var_from_exit_cond): Declared.
5663 (lambda_vector_compare): New.
5664 * common.opt (fgraphite, floop-strip-mine,
5665 floop-interchange, floop-block): New flags.
5666 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5667 * cfgloop.c (is_loop_exit): New.
5668 * cfgloop.h (is_loop_exit): Declared.
5669 (create_empty_if_region_on_edge): Declared.
5670 (create_empty_loop_on_edge): Declared.
5671 * tree-flow.h (add_phi_node_to_bb): Declared.
5672 (make_phi_node): Declared.
5673 (rename_variables_in_bb): Declared.
5674 (perfect_loop_nest_depth): Declared.
5675 (graphite_transform_loops): Declared.
5676 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5677 (graphite.o-warn): Add -Wno-error.
5678 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5679 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5680 (INCLUDES): Add PPLINC, CLOOGINC.
5681 (OBJS-common): Add graphite.o.
5682 (graphite.o): Add rule.
5683 * gimple.h (gimple_vec): ... here.
5684 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5685 * passes.c (init_optimization_passes): Schedule
5686 pass_graphite_transforms.
5688 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5691 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5692 and -fno-toplevel-reorder after handle_options.
5694 2008-09-02 Paul Brook <paul@codesourcery.com>
5696 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5697 (arm_override_options): Set arm_tune_cortex_a9.
5698 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5699 (arm_issue_rate): Handle cortexa9.
5700 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5701 * config/arm/arm-cores.def: Add cortex-a9.
5702 * config/arm/arm-tune.md: Regenerate.
5703 * config/arm/arm.md: Include cortex-a9.md.
5704 (generic_sched, generic_vfp): Add cortexa9.
5705 * config/arm/cortex-a9.md: New file.
5707 2008-09-02 Richard Guenther <rguenther@suse.de>
5709 PR tree-optimization/37327
5710 * tree-vrp.c (register_new_assert_for): Make sure to not have
5711 TREE_OVERFLOW set on the bound.
5713 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5715 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5717 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5718 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5721 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5723 * gcc/config/spu/spu.md (divdf3): Removed.
5725 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5727 PR tree-optimization/37095
5728 * cgraph.c (cgraph_node): When creating new cgraph node after
5729 assembler_name_hash has been populated, record it in the hash
5732 2008-09-01 Paul Brook <paul@codesourcery.com>
5734 * doc/invoke.texi: Document -mword-relocations.
5735 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5736 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5737 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5738 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5739 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5740 (arm_emit_movpair): New function.
5741 (arm_print_operand <c>): Handle sybolic addresses.
5742 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5743 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5744 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5745 * config/arm/arm.opt: Add -mword-relocations.
5746 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5747 (arm_movt, arm_movw): New.
5749 2008-09-01 Paul Brook <paul@codesourcery.com>
5751 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5752 Allow Interworking on ARMv4 EABI based targets.
5753 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5754 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5756 2008-09-01 Paul Brook <paul@codesourcery.com>
5758 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5759 optimized LT0 test. Remove optimization for GT.
5761 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5763 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5764 openmp applications.
5765 * pa-hpux11.h (LIB_SPEC): Likewise.
5767 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5770 2008-09-01 Jan Hubicka <jh@suse.cz>
5772 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5773 present, use only counts; when guessed use only frequencies.
5774 (estimate_bb_frequencies): Use function_frequency.
5775 * profile.c (compute_branch_probabilities): Exit early when
5776 profile reading failed. Set profile_status.
5777 (branch_prob): Do not set profile_status.
5779 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5781 * tree.c (protected_set_expr_location): New.
5782 * tree.h (protected_set_expr_location): New prototype.
5783 * c-tree.h (build_array_ref): Add argument.
5784 (parser_build_unary_op): Same.
5785 * c-typeck.c (build_indirect_ref): Handle new location argument.
5786 (build_array_ref): Same.
5787 (parser_build_unary_op): Same.
5788 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5790 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5792 * c-common.c (finish_label_address_expr): Handle new location argument.
5793 * c-common.h (build_indirect_ref): Add argument.
5794 (finish_label_address_expr): Same.
5795 * c-parser.c (c_parser_unary_expression): Pass location to build
5797 (c_parser_postfix_expression): Same.
5799 2008-09-01 Paul Brook <paul@codesourcery.com>
5801 * config/arm/arm.md: Include cortex-r4f.md.
5802 (attr fpu): Update type list.
5803 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5804 fconstd, fcmps and fcmpd.
5805 (attr tune_cortexr4): Define.
5806 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5807 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5808 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5809 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5810 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5811 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5812 cortex_a8_vfp_farith: Ditto.
5813 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5814 * config/arm/cortex-r4.md: Use tune_cortexr4.
5815 * config/arm/cortex-r4f.md: New file.
5817 2008-09-01 Richard Guenther <rguenther@suse.de>
5819 PR tree-optimization/37305
5820 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5821 the result of constant conversions.
5822 (fold_gimple_assign): Likewise.
5824 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5826 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5827 #ifdef ENABLE_CHECKING.
5829 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5831 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5832 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5833 when !INSN_SCHEDULING.
5835 2008-09-01 Andreas Schwab <schwab@suse.de>
5837 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5839 2008-09-01 Paul Brook <paul@codesourcery.com>
5841 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5843 2008-09-01 Jan Hubicka <jh@suse.cz>
5845 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5847 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5849 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5850 * gimplify.c (gimplify_init_constructor): Add speed operand.
5851 * tree-sra.c (decide_block_copy): Likewise.
5852 * tree-inline.c (estimate_move_cost): Likewise.
5853 * config/alpha/alpha.h (MOVE_RATIO): Update.
5854 * config/frv/frv.c (MOVE_RATIO): Update.
5855 * config/spu/spu.h (MOVE_RATIO): Update.
5856 * config/sparc/sparc.h (MOVE_RATIO): Update.
5857 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5858 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5859 * config/cris/cris.h (MOVE_RATIO): Update.
5860 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5861 * config/arm/arm.h (MOVE_RATIO): Update.
5862 * config/pa/pa.md: Update uses of MOVE_RATIO
5863 * config/pa/pa.h (MOVE_RATIO): Update.
5864 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5865 CLEAR_RATIO, SET_RATIO): Update.
5866 * config/h8300/h8300.h (MOVE_RATIO): Update.
5867 * config/v850/v850.h (MOVE_RATIO): Update.
5868 * config/bfin/bfin.h (MOVE_RATIO): Update.
5870 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5871 Dmitry Melnik <dm@ispras.ru>
5872 Dmitry Zhurikhin <zhur@ispras.ru>
5873 Alexander Monakov <amonakov@ispras.ru>
5874 Maxim Kuvyrkov <maxim@codesourcery.com>
5876 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5877 sel-sched-dump.c, sel-sched-ir.c: New files.
5878 * Makefile.in (OBJS-common): Add selective scheduling object files.
5879 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5880 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5881 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5882 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5883 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5884 (make_forwarder_block): Update loop latch if we have redirected
5885 the loop latch edge.
5886 * cfgloop.c (get_loop_body_in_custom_order): New function.
5887 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5888 (CP_FALLTHRU_PREHEADERS): Likewise.
5889 (get_loop_body_in_custom_order): Declare.
5890 * cfgloopmanip.c (has_preds_from_loop): New.
5891 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5892 Assert that the preheader edge will be fall thru when it is set.
5893 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5894 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5895 fsel-sched-substitution, fselective-scheduling): New flags.
5896 * cse.c (hash_rtx_cb): New.
5898 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5899 sel_sched_insn_cnt): New counters.
5900 * final.c (compute_alignments): Export. Free dominance
5901 info after loop_optimizer_finalize.
5902 * genattr.c (main): Output maximal_insn_latency prototype.
5903 * genautomata.c (output_default_latencies): New.
5904 Factor its code from ...
5905 (output_internal_insn_latency_func): ... here.
5906 (output_internal_maximal_insn_latency_func): New.
5907 (output_maximal_insn_latency_func): New.
5908 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5909 (struct hard_reg_set_iterator): New.
5910 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5911 hard_reg_set_iter_next): New functions.
5912 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5913 * lists.c (remove_free_INSN_LIST_node,
5914 remove_free_EXPR_LIST_node): New functions.
5915 * loop-init.c (loop_optimizer_init): When
5916 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5917 calling create_preheaders.
5918 (loop_optimizer_finalize): Do not verify flow info after reload.
5919 * recog.c (validate_replace_rtx_1): New parameter simplify.
5920 Default it to true. Update all uses. Factor out simplifying
5922 (simplify_while_replacing): ... this new function.
5923 (validate_replace_rtx_part,
5924 validate_replace_rtx_part_nosimplify): New.
5925 * recog.h (validate_replace_rtx_part,
5926 validate_replace_rtx_part_nosimplify): Declare.
5927 * rtl.c (rtx_equal_p_cb): New.
5928 (rtx_equal_p): Use it.
5929 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5930 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5931 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5932 * vecprim.h: Add a vector type for unsigned int.
5933 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5934 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5935 ready_try, cycle_issued_insns, spec_info): Make global.
5936 (readyp): Initialize.
5937 (dfa_lookahead): New global variable.
5938 (old_max_uid, old_last_basic_block): Remove.
5939 (h_i_d): Make it a vector.
5940 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5942 (after_recovery, adding_bb_to_current_region_p):
5943 New variables to handle correct insertion of the recovery code.
5944 (struct ready_list): Move declaration to sched-int.h.
5945 (rgn_n_insns): Removed.
5946 (rtx_vec_t): Move to sched-int.h.
5947 (find_insn_reg_weight): Remove.
5948 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5949 (haifa_init_h_i_d, haifa_finish_h_i_d):
5950 New functions to initialize / finalize haifa instruction data.
5951 (extend_h_i_d, init_h_i_d): Rewrite.
5952 (unlink_other_notes): Move logic to add_to_note_list. Handle
5953 selective scheduler.
5954 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5955 find_fallthru_edge): Make global, remove static prototypes.
5956 (max_issue): Make global. Add privileged_n and state parameters. Use
5958 (extend_global, extend_all): Removed.
5959 (init_before_recovery): Add new param. Fix the handling of the case
5960 when we insert a recovery code before the EXIT which has a predecessor
5961 with a fallthrough edge to it.
5962 (create_recovery_block): Make global. Rename to
5963 sched_create_recovery_block. Update.
5964 (change_pattern): Rename to sched_change_pattern. Make global.
5965 (speculate_insn): Rename to sched_speculate_insn. Make global.
5966 Split haifa-specific functionality into ...
5967 (haifa_change_pattern): New static function.
5968 (sched_extend_bb): New static function.
5969 (sched_init_bbs): New function.
5970 (current_sched_info): Change type to struct haifa_sched_info.
5971 (insn_cost): Adjust for selective scheduling.
5972 (dep_cost_1): New function. Move logic from ...
5973 (dep_cost): ... here.
5974 (dep_cost): Use dep_cost_1.
5975 (contributes_to_priority_p): Use sched_deps_info instead of
5977 (priority): Adjust to work with selective scheduling. Process the
5978 corner case when all dependencies don't contribute to priority.
5979 (rank_for_schedule): Use ds_weak instead of dep_weak.
5980 (advance_state): New function. Move logic from ...
5981 (advance_one_cycle): ... here.
5982 (add_to_note_list, concat_note_lists): New functions.
5983 (rm_other_notes): Make static. Adjust for selective scheduling.
5984 (remove_notes, restore_other_notes): New functions.
5985 (move_insn): Add two arguments. Update assert. Don't call
5987 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5988 Remove more_issue, max_points. Move the code to initialize
5989 max_lookahead_tries to max_issue.
5990 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5991 ready. Adjust use of move_insn. Call restore_other_notes.
5993 (sched_init, sched_finish): Move Haifa-specific initialization/
5995 (haifa_sched_init, haifa_sched_finish): ... respectively.
5997 (setup_sched_dump): New function.
5998 (haifa_init_only_bb): New static function.
5999 (haifa_speculate_insn): New static function.
6000 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6001 (extend_ready, extend_all): Remove.
6002 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6003 (create_check_block_twin, add_to_speculative_block): Use
6004 haifa_insns_init instead of extend_global. Update to use new
6005 initialization functions. Change parameter. Factor out code from
6006 create_check_block_twin to ...
6007 (sched_create_recovery_edges) ... this new function.
6008 (add_block): Remove.
6009 (sched_scan_info): New.
6010 (extend_bb): Use sched_scan_info.
6011 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6012 static functions for walking through scheduling region.
6013 (sched_luids): New vector variable to replace uid_to_luid.
6014 (luids_extend_insn): New function.
6015 (sched_max_luid): New variable.
6016 (luids_init_insn): New function.
6017 (sched_init_luids, sched_finish_luids): New functions.
6018 (insn_luid): New debug function.
6019 (sched_extend_target): New function.
6020 (haifa_init_insn): New static function.
6021 (sched_init_only_bb): New hook.
6022 (sched_split_block): New hook.
6023 (sched_split_block_1): New function.
6024 (sched_create_empty_bb): New hook.
6025 (sched_create_empty_bb_1): New function.
6026 (common_sched_info, ready): New global variables.
6027 (current_sched_info_var): Remove.
6028 (move_block_after_check): Use common_sched_info.
6029 (haifa_luid_for_non_insn): New static function.
6030 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6031 (increase_insn_priority): New.
6032 * modulo-sched.c: (issue_rate): Remove static declaration.
6033 (sms_sched_info): Change type to haifa_sched_info.
6034 (sms_sched_deps_info, sms_common_sched_info): New variables.
6035 (setup_sched_infos): New.
6036 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6037 Do not call regstat_free_calls_crossed.
6038 (sms_print_insn): Use const_rtx.
6039 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6040 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6041 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6042 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6043 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6044 current_sched_info to use it.
6045 (enum reg_pending_barrier_mode): Move to sched-int.h.
6046 (h_d_i_d): New variable. Initialize to NULL.
6047 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6049 (estimate_dep_weak): Remove static declaration.
6050 (sched_has_condition_p): New function. Adjust users of
6051 sched_get_condition to use it instead.
6052 (conditions_mutex_p): Add arguments indicating which conditions are
6054 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6055 argument to indicate whether returned condition is reversed. Do not
6056 generate new rtx when condition should be reversed; indicate it by
6057 setting new argument instead.
6058 (add_dependence_list_and_free): Add deps parameter.
6059 Update all users. Do not free dependence list when
6060 deps context is readonly.
6061 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6063 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6064 (remove_from_deps): New. Use the above functions.
6065 (cur_insn, can_start_lhs_rhs_p): New static variables.
6066 (add_or_update_back_dep_1): Initialize present_dep_type.
6067 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6068 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6069 haifa_note_dep): New functions implementing dependence hooks for
6070 the Haifa scheduler.
6071 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6072 note_dep): New functions.
6073 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6075 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6076 (free_deps): Initialize deps->reg_last.
6077 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6078 sched_analyze_insn): Update to use dependency hooks infrastructure
6079 and readonly contexts.
6080 (deps_analyze_insn): New function. Move part of logic from ...
6081 (sched_analyze): ... here. Also move some logic to ...
6082 (deps_start_bb): ... here. New function.
6083 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6085 (sched_deps_init): New function. Move code from ...
6086 (init_dependency_caches): ... here. Remove.
6087 (init_deps_data_vector): New.
6088 (sched_deps_finish): New function. Move code from ...
6089 (free_dependency_caches): ... here. Remove.
6090 (init_deps_global, finish_deps_global): Adjust for use with
6091 selective scheduling.
6092 (get_dep_weak): Move logic to ...
6093 (get_dep_weak_1): New function.
6094 (ds_merge): Move logic to ...
6095 (ds_merge_1): New static function.
6096 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6097 (ds_get_max_dep_weak): New function.
6098 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6099 (n_insns): Rename to rgn_n_insns.
6100 (debug_ebb_dependencies): New function.
6101 (init_ready_list): Use it.
6102 (begin_schedule_ready): Use sched_init_only_bb.
6103 (ebb_print_insn): Indicate when an insn starts a new cycle.
6104 (contributes_to_priority, compute_jump_reg_dependencies,
6105 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6106 (add_block1): Remove to ebb_add_block.
6107 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6108 (schedule_ebb): Initialize them. Use remove_notes instead of
6109 rm_other_notes. Use haifa_local_init/finish.
6110 (schedule_ebbs): Use haifa_sched_init/finish.
6111 * sched-int.h: Include vecprim.h, remove rtl.h.
6112 (struct ready_list): Delete declaration.
6113 (sched_verbose_param, enum sched_pass_id_t,
6114 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6115 (struct sched_scan_info_def): New structure.
6116 (sched_scan_info, sched_scan, sched_init_bbs,
6117 sched_init_luids, sched_finish_luids, sched_extend_target,
6118 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6119 (struct common_sched_info_def): New.
6120 (common_sched_info, haifa_common_sched_info,
6121 sched_emulate_haifa_p): Declare.
6123 (sched_luids): Declare.
6124 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6125 (sched_max_luid, insn_luid): Declare.
6126 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6127 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6128 print_insn, print_pattern, print_value, haifa_classify_insn,
6129 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6130 setup_sched_dump, sched_init, sched_finish,
6131 sel_insn_is_speculation_check): Export.
6132 (struct ready_list): Move from haifa-sched.c.
6133 (ready_try, ready, max_issue): Export.
6134 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6135 sched_init_only_bb, sched_split_block, sched_split_block_1,
6136 sched_create_empty_bb, sched_create_empty_bb_1,
6137 sched_create_recovery_block, sched_create_recovery_edges): Export.
6138 (enum reg_pending_barrier_mode): Export.
6139 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6141 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6142 print_insn field. Move add_block and fix_recovery_cfg to
6143 common_sched_info_def. Move compute_jump_reg_dependencies,
6145 (struct sched_deps_info_def): ... this new structure.
6146 (sched_deps_info): Declare.
6147 (struct spec_info_def): Remove weakness_cutoff, add
6148 data_weakness_cutoff and control_weakness_cutoff.
6149 (spec_info): Declare.
6150 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6152 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6153 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6154 (current_sched_info): Change type to struct haifa_sched_info.
6155 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6156 (h_d_i_d): New variable.
6157 (HDID): New accessor macro.
6158 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6159 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6161 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6162 (enum SCHED_FLAGS): Update for selective scheduler.
6163 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6164 (init_dependency_caches, free_dependency_caches): Delete declarations.
6165 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6166 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6167 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6168 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6169 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6171 (rm_other_notes): Delete declaration.
6172 (schedule_block): Remove one argument.
6173 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6174 ready_element, ready_lastpos, sched_extend_ready_list,
6175 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6176 concat_note_lists): Export.
6177 (struct region): Move from sched-rgn.h.
6178 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6179 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6180 BLOCK_TO_BB, CONTAINING_RGN): Export.
6181 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6182 (current_nr_blocks, current_blocks, target_bb): Likewise.
6183 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6184 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6185 sched_rgn_local_init, extend_regions,
6186 rgn_make_new_region_out_of_new_block, compute_priorities,
6187 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6188 extend_rgns, deps_join rgn_setup_common_sched_info,
6189 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6190 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6191 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6192 increase_insn_priority): Likewise.
6193 * sched-rgn.c: Include sel-sched.h.
6194 (ref_counts): New static variable. Use it ...
6195 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6196 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6197 (sched_is_disabled_for_current_region_p): Delete static declaration.
6198 (struct region): Move to sched-int.h.
6199 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6200 ebb_head): Define and initialize.
6201 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6202 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6203 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6205 (find_single_block_region): Add new argument to indicate that EBB
6206 regions should be constructed.
6207 (debug_live): Delete declaration.
6208 (current_nr_blocks, current_blocks, target_bb):
6209 Remove static qualifiers.
6210 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6212 (init_regions): Delete declaration.
6213 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6214 rgn_estimate_number_of_insns): New.
6215 (too_large): Use estimate_number_of_insns.
6216 (haifa_find_rgns): New. Move the code from ...
6217 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6218 (free_trg_info): New.
6219 (compute_trg_info): Allocate candidate tables here instead of ...
6220 (init_ready_list): ... here.
6221 (rgn_print_insn): Use const_rtx.
6222 (contributes_to_priority, extend_regions): Delete static declaration.
6223 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6224 (add_block1): Rename to rgn_add_block.
6225 (debug_rgn_dependencies): Delete static qualifier.
6226 (new_ready): Use sched_deps_info. Simplify.
6227 (rgn_common_sched_info, rgn_const_sched_deps_info,
6228 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6230 (region_sched_info): Rename to rgn_const_sched_info.
6231 (deps_join): New, extracted from ...
6232 (propagate_deps): ... here.
6233 (compute_block_dependences, debug_dependencies): Update for selective
6235 (free_rgn_deps, compute_priorities): New functions.
6236 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6237 sched_rgn_compute_dependencies): New functions.
6238 (schedule_region): Use them.
6239 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6240 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6242 (schedule_insns): Call new functions that were split out.
6243 (rgn_make_new_region_out_of_new_block): New.
6244 (get_rgn_sched_max_insns_priority): New.
6245 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6246 scheduling when appropriate.
6247 * sched-vis.c: Include insn-attr.h.
6248 (print_value, print_pattern): Make global.
6249 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6250 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6251 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6252 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6253 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6254 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6255 hooks. Initialize them to 0.
6256 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6257 * target.h (struct gcc_target): Add them. Rename gen_check field to
6259 * flags.h (sel_sched_switch_set): Declare.
6260 * opts.c (sel_sched_switch_set): New variable.
6261 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6262 pipelining is disabled from command line.
6263 (common_handle_option): Record whether selective scheduling is
6264 requested from command line.
6265 * doc/invoke.texi: Document new flags and parameters.
6266 * doc/tm.texi: Document new target hooks.
6267 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6269 (dfa_state_size): Do not declare locally.
6270 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6271 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6272 rs6000_alloc_sched_context, rs6000_set_sched_context,
6273 rs6000_free_sched_context): New functions.
6274 (struct _rs6000_sched_context): New.
6275 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6277 (rs6000_sched_finish): Do not run for selective scheduling.
6279 2008-08-31 Jan Hubicka <jh@suse.cz>
6281 * frv.c (frv_rtx_costs): Update forward declaration.
6282 * spu.c (spu_rtx_costs): Likewise.
6283 * pdp11.c: Include df.h
6284 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6285 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6286 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6287 * iq2000.c (iq2000_address_cost): Add speed argument.
6288 (iq2000_rtx_costs): Likewise.
6289 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6290 update call of mn10300_address_cost.
6291 * mcore.c: Include df.h
6292 (mcore_rtx_costs): Update prototype.
6293 * score3.c: Include df.h
6294 (score3_rtx_costs): Remove speed argument.
6295 * score7.c: Include df.h
6296 (score7_address_cost): Remove speed argument.
6297 * score-protos.h (score_address_cost): Update prototype.
6298 * score.c: Include df.h
6299 (score_rtx_costs): Update call of costs functions.
6300 * v850.c (v850_rtx_costs): Add bool argument.
6302 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6304 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6306 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6308 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6309 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6311 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6313 * mkmap-flat.awk: Add option pe_dll.
6314 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6315 * config/i386/t-cygwin (SHLIB_LC): Add.
6316 * config/i386/t-mingw32 (SHLIB_LC): Add.
6317 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6318 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6319 (LINK_SPEC): Support libgcc_s.
6320 (LIBGCC_SPEC): Support libgcc_s.
6321 (LIBGCC_SONAME): New.
6323 2008-08-31 Jan Hubicka <jh@suse.cz>
6325 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6326 mistakely had old version of patch.
6328 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6329 (ipcp_estimate_growth): New.
6330 (ipcp_insert_stage): Use ipcp_estimate_growth.
6331 * profile.c (branch_prob): When reading failed, do not consider
6334 2008-08-31 Jan Hubicka <jh@suse.cz>
6336 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6337 loop is optimized for speed.
6339 2008-08-31 Richard Guenther <rguenther@suse.de>
6342 * fold-const.c (fold_binary): Retain conversions in folding
6345 2008-08-31 Jan Hubicka <jh@suse.cz>
6347 * postreload-gcse.c (eliminate_partially_redundant_loads):
6348 Use optimize_bb_for_size_p.
6349 * predict.c (maybe_hot_frequency_p): Make inline.
6350 (maybe_hot_count_p): Break out from ...
6351 (maybe_hot_bb_p): ... this one.
6352 (maybe_hot_edge_p): Simplify.
6353 * basic-block.h (probably_cold_bb_p): Remove.
6355 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6358 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6360 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6361 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6362 Also split V4SFmode.
6363 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6366 2008-08-31 Jan Hubicka <jh@suse.cz>
6368 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6370 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6372 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6375 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6378 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6379 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6381 2008-08-31 Jan Hubicka <jh@suse.cz>
6383 * sparc.h (BRANCH_COST): Fix macro definition.
6384 * avr.c (avr_operand_rtx_cost): Add speed argument.
6385 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6387 2008-08-31 Richard Guenther <rguenther@suse.de>
6389 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6390 types instead of operands. Re-instantiate verifying of
6391 binary expression operands.
6393 2008-08-30 Jan Hubicka <jh@suse.cz>
6395 * fwprop.c (should_replace_address): Add speed attribute.
6396 (PR_OPTIMIZE_FOR_SPEED): New flag.
6397 (propagate_rtx_1): Use it.
6398 (propagate_rtx): Set it.
6399 (try_fwprop_subst): Update call of rtx_costs.
6400 (forward_propagate_and_simplify): LIkewise.
6401 * hooks.c (hook_int_rtx_bool_0): New
6402 (hook_bool_rtx_int_int_intp_false): Replace by ...
6403 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6404 * hooks.h (hook_int_rtx_bool_0): New
6405 (hook_bool_rtx_int_int_intp_false): Replace by ...
6406 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6407 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6408 (prepare_cmp_insn): UPdate call of rtx_cost.
6409 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6410 (reload_cse_simplify_operands): Update call of rtx_cost.
6411 (reload_cse_move2add): call of rtx_cost.
6412 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6413 * rtlanal.c (rtx_cost): Add speed argument.
6414 (address_cost): Add speed argument
6415 (default_address_cost): Likewise.
6416 (insn_rtx_cost): Likewise.
6417 * cfgloopanal.c (seq_cost): Add speed argument.
6418 (target_reg_cost, target_spill_cost): Turn to array.
6419 (init_set_costs): Update for speed.
6420 (estimate_reg_pressure_cost): Add speed argument.
6421 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6422 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6423 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6424 (seq_cost): Add speed argument.
6425 (computation_cost): Add speed arugment.
6426 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6427 (force_expr_to_var_cost): Update for profile info.
6428 (force_var_cost): Likewise.
6429 (split_address_cost): Likewise.
6430 (ptr_difference_cost): Likewise.
6431 (difference_cost): Likewise.
6432 (get_computation_cost_at): Likewise.
6433 (determine_iv_cost): Likewise.
6434 (ivopts_global_cost_for_size): Likewise.
6435 (rewrite_use_address): Likewise.
6436 (tree_ssa_iv_optimize_loop): Initialize speed field.
6437 * cse.c (optimize_this_for_speed_p): New static var.
6438 (notreg_cost): Update call of rtx_cost.
6439 (cse_extended_basic_block): set optimize_this_for_speed_p.
6440 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6441 (noce_try_cmove_arith): Likewise.
6442 (noce_try_sign_mask): LIkewise.
6443 * expr.c (compress_float_constant): Update rtx_cost calls.
6444 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6446 (addr_to_parts): Likewise.
6447 (create_mem_ref): Likewise.
6448 * dse.c (find_shift_sequence): Add speed argument.
6449 (replace_read): Update call.
6450 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6451 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6452 * neg_cost, shift_cost, shiftadd_cost,
6453 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6454 mul_highpart_cost): Increase dimension.
6455 (init_expmed): Initialize for both size and speed.
6456 (expand_shift): Use profile.
6457 (synth_mult): Use profile.
6458 (choose_mult_variant): Use profile.
6459 (expand_mult): Use profile.
6460 (expand_mult_highpart_optab): Use profile.
6461 (expand_mult_highpart): Use profile.
6462 (expand_smod_pow2): Use profile.
6463 (expand_divmod): Use profile.
6464 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6466 * loop-invariant.c (create_new_invariant): Use profile.
6467 (gain_for_invariant): Add speed parameter.
6468 (best_gain_for_invariant): Likewise.
6469 (find_invariants_to_move): Likewise.
6470 (move_single_loop_invariants): Set it.
6471 * target-def.h (TARGET_RTX_COSTS): Use hook.
6472 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6473 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6474 * output.h (default_address_cost): Update prototype.
6475 * combine.c (optimize_this_for_speed_p): New static var.
6476 (combine_validate_cost): Update call of rtx_cost.
6477 (combine_instructions): Set optimize_this_for_speed_p.
6478 (expand_compound_operation): Update call of rtx_cost.
6479 (make_extraction):Update call of rtx_cost.
6480 (force_to_mode):Update call of rtx_cost.
6481 (distribute_and_simplify_rtx):Update call of rtx_cost.
6482 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6483 (estimate_reg_pressure_cost): Update prototype.
6484 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6485 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6487 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6488 (alpha_rtx_costs): Update.
6489 * config/frv/frv.c (frv_rtx_costs): Update.
6490 * config/s390/s390.c (s390_rtx_costs): Update.
6491 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6492 (m32c_rtx_costs): Update.
6493 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6494 (spu_rtx_costs): Update.
6495 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6496 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6497 * config/i386/i386.c (:ix86_address_cost): Update.
6498 (ix86_rtx_costs): Update.
6499 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6500 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6501 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6502 * config/crx/crx.c (crx_address_cost): Update.
6503 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6504 * config/stormy16/stormy16.c
6505 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6506 * config/m68hc11/m68hc11.c
6507 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6508 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6509 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6511 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6513 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6514 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6515 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6516 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6517 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6518 (mcore_rtx_costs): update.
6519 * config/score/score3.c (score3_rtx_costs): Update.
6520 * config/score/score7.c (score7_rtx_costs): Update.
6521 * config/score/score3.h (score3_rtx_costs):Update.
6522 * config/score/score7.h (score7_rtx_costs): Update.
6523 * config/score/score.c (score_rtx_costs): Update.
6524 * config/arm/arm.c (arm_address_cost): Update.
6525 (arm_rtx_costs_1): Update.
6526 (arm_rtx_costs_1): Update.
6527 (arm_size_rtx_costs): Update.
6528 (arm_size_rtx_costs): Update.
6529 (arm_size_rtx_costs): Update.
6530 (arm_xscale_rtx_costs): Update.
6531 (arm_thumb_address_cost): Update.
6532 * config/pa/pa.c (hppa_address_cost): Update.
6533 * config/mips/mips.c (mips_rtx_costs): Update.
6534 * config/vax/vax.c (vax_address_cost): Update.
6535 * config/h8300/h8300.c (h8300_shift_costs): Update.
6536 (h8300_rtx_costs): Update.
6537 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6538 (v850_rtx_costs): Update.
6539 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6540 * config/bfin/bfin.c
6541 (bfin_address_cost): Update.
6542 (bfin_rtx_costs): Update.
6543 * stmt.c (lshift_cheap_p): Update.
6545 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6548 * expmed.c (extract_bit_field_1): Check the mode size to make
6549 sure the vector modes have the same size.
6551 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6553 * dojump.c (top level): Include basic-block.h to declare
6554 optimize_insn_for_speed_p
6556 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6558 * opts.h (CL_SAVE): New option class for marking options that are
6559 target specific options usable in the target attribute.
6560 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6562 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6563 can easily find the target specific options that are safe to use
6564 in the attribute or pragma.
6566 * attribs.c (decl_attributes): Change #pragma GCC option to
6567 #pragma GCC target, and attribute((option(...))) to
6568 attribute((target(...))).
6570 * doc/extend.texi (target attribute): Change from option
6571 attribute. Delete push/pop/reset.
6572 (#pragma GCC target): Change from #pragma GCC option. Delete
6574 (#pragma GCC push_options): Document new pragma.
6575 (#pragma GCC pop_options): Document new pragma.
6576 (#pragma GCC reset_options): Document new pragma.
6578 * targhooks.c (default_target_option_valid_attribute_p): Add
6579 warning about port not supporting target attributes.
6580 (default_target_option_pragma_parse): New function, warn about
6581 #pragma GCC target not being supported.
6583 * targhooks.h (default_target_option_pragma_parse): Add
6586 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6587 TI_CURRENT_OPTION_PRAGMA.
6588 (current_target_pragma): Rename from current_option_pragma.
6590 * target.h: (struct target_option): Delete booleans for changing
6591 the optimization level on hot/cold functions. Change signature of
6592 pragma_parse hook to take a second tree.
6594 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6596 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6597 that the declaration is done at global scope.
6599 * langhooks.c (add_builtin_function_common): Move most of the code
6600 from add_builtin_function here, calling the hook passed in.
6601 (add_builtin_function): Call add_builtin_function_common with
6602 standard builtin hook.
6603 (add_builtin_function_ext_scope): New function to add builtins to
6606 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6608 (add_builtin_function_ext_scope): Add declaration.
6610 * c-pragma.c (handle_pragma_target): Rename from
6611 handle_pragma_option, #pragma GCC option is now #pragma GCC
6612 target. Move warning about port not supporting target options to
6613 default pragma parse hook. Remove push/pop/reset from this
6615 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6616 (option_stack): Delete static variable.
6617 (optimize_stack): Ditto.
6618 (optons_stack): New stack of saved target and optimization
6620 (handle_pragma_push_options): New function to handle pushing both
6621 target and optimization options.
6622 (handle_pragma_pop_options): New function to handle popping both
6623 target and optimization options.
6624 (handle_pragma_reset_options): New function to handle resetting
6625 both target and optimization options to their initial state.
6626 (init_pragma): Rename handle_pragma_option to
6627 handle_pragma_target. Add support for push_options, pop_options,
6628 and reset_options pragmas.
6630 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6631 default_target_option_pragma_parse.
6632 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6633 default_target_option_valid_attribute_p.
6634 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6635 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6636 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6637 optimization level on hot/cold functions.
6639 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6640 if the caller and callee have different optimization levels.
6642 * c-common.c (handle_target_attribute): Rename from
6643 handle_option_attribute, attribute((option(...))) is now
6644 attribute((target(...))). Move warning if the port does not
6645 support target attributes to the default hook.
6646 (handle_hot_attribute): Delete code to change the optimization
6647 level of hot functions.
6648 (handle_cold_attribute): Ditto.
6650 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6651 argument that is the binary tree options to use if there are no
6652 arguments. Call ix86_valid_target_attribute_tree instead of
6653 ix86_valid_option_attribute_tree.
6654 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6655 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6656 ix86_pragma_option_parse.
6658 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6659 Rename from ix86_valid_option_attribute_tree.
6661 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6662 new builtins when the ISA changes.
6663 (ix86_valid_target_attribute_tree): Rename from
6664 ix86_valid_option_attribute_tree. Change callers. If the
6665 function specified optimization options, use those as the starting
6666 point before setting up the target attributes. If the
6667 optimization options were changed in the course of setting the
6668 target attributes, record the new optimization options.
6669 (ix86_valid_target_attribute_tree_inner_p): Rename from
6670 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6671 ix86_add_new_builtins if the ISA changed.
6672 (ix86_valid_target_attribute_p): Rename from
6673 ix86_valid_option_attribute_p. Change callers.
6674 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6675 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6676 as delayed builtin functions.
6677 (struct builtin_isa): New structure to record builtin functions
6678 that should be delayed until the ISA for that function is used.
6679 (ix86_builtins_isa): Change from int to struct to track builtin
6680 functions we want to declare at some point.
6681 (def_builtin): If the front end can delay defining the builtin
6682 functions, don't create builtins for ISAs not part of the default
6684 (def_builtin_const): Ditto.
6685 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6686 __builtin_ia32_pcmov_v2di to be different builtin functions.
6687 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6688 a structure instead of an int.
6689 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6690 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6691 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6692 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6694 * config/ia64/ia64.h
6695 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6696 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6698 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6699 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6700 (LANG_HOOKS_INITIALIZER): Add
6701 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6703 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6706 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6707 the reload address with the index register for SFmode
6708 access with a displacement.
6710 2008-08-30 Jan Hubicka <jh@suse.cz>
6712 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6713 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6714 * dojump.c (do_jump): Likewise.
6715 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6716 (note-if_info): Add BRANCH_COST.
6717 (noce_try_store_flag_constants, noce_try_addcc,
6718 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6719 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6720 find_if_case_2): Use computed branch cost.
6721 * expr.h (BRANCH_COST): Update default.
6722 * predict.c (predictable_edge_p): New function.
6723 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6724 Update BRANCH_COST call.
6725 * basic-block.h (predictable_edge_p): Declare.
6726 * config/alpha/alpha.h (BRANCH_COST): Update.
6727 * config/frv/frv.h (BRANCH_COST): Update.
6728 * config/s390/s390.h (BRANCH_COST): Update.
6729 * config/spu/spu.h (BRANCH_COST): Update.
6730 * config/sparc/sparc.h (BRANCH_COST): Update.
6731 * config/m32r/m32r.h (BRANCH_COST): Update.
6732 * config/i386/i386.h (BRANCH_COST): Update.
6733 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6735 * config/sh/sh.h (BRANCH_COST): Update.
6736 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6737 * config/avr/avr.h (BRANCH_COST): Update.
6738 * config/crx/crx.h (BRANCH_COST): Update.
6739 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6740 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6741 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6742 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6743 * config/ia64/ia64.h (BRANCH_COST): Update.
6744 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6745 * config/arc/arc.h (BRANCH_COST): Update.
6746 * config/score/score.h (BRANCH_COST): Update.
6747 * config/arm/arm.h (BRANCH_COST): Update.
6748 * config/pa/pa.h (BRANCH_COST): Update.
6749 * config/mips/mips.h (BRANCH_COST): Update.
6750 * config/vax/vax.h (BRANCH_COST): Update.
6751 * config/h8300/h8300.h (BRANCH_COST): Update.
6752 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6753 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6754 * doc/tm.texi (BRANCH_COST): Update.
6756 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6759 * config/arm/arm.c (arm_optimization_options): Set
6760 flag_section_anchors to 2 instead of 1 to distinguish it from
6761 -fsection-anchors given explicitely on the command line.
6763 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6765 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6766 final insn of a split.
6768 2008-08-30 Jan Hubicka <jh@suse.cz>
6770 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6771 optimized for speed.
6772 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6773 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6774 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6775 flag_gcse_after_reload_set): New static vars.
6776 (common_handle_option): Enable those flags for profile-use.
6777 (decode_options): Remove optimize_size flags that are handled
6778 on higher granuality.
6779 * tree-vectorizer.c (vectorize_loops): Use
6780 optimize_loop_nest_for_speed_p.
6781 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6782 * tree-predcom.c (tree_predictive_commoning): Use
6783 optimize_loop_for_speed_p.
6784 * varasm.c (assemble_start_function): Use
6785 optimize_function_for_speed_p.
6786 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6787 * predict.c (optimize_loop_for_speed_p): Fix walk.
6789 2008-08-30 Jan Hubicka <jh@suse.cz>
6791 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6793 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6794 profile presence locally.
6796 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6799 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6800 versions before 4.0.
6802 2008-08-29 Jan Hubicka <jh@suse.cz>
6804 * tree-inline.c (insert_init_stmt): Insert sequence even when
6807 2008-08-29 Jeff Law <law@redhat.com>
6809 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6810 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6811 location and class is an FP register.
6813 2008-08-29 Jan Hubicka <jh@suse.cz>
6815 * see.c (see_merge_one_def_extension): Silence used uninitialized
6817 * matrix-reorg.c (check_allocation_function): Likewise.
6818 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6820 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6823 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6824 compute new & and | in type rather than TREE_TYPE (arg0).
6826 * dwarf2out.c (fortran_common): Update comment.
6827 (gen_variable_die): Swap com_die and var_die variables in Fortran
6828 COMMON block handling code.
6830 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6832 * dwarf2out.c (gen_const_die): New function.
6833 (size_of_die, value_format, output_die): Output larger
6834 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6835 (native_encode_initializer): New function.
6836 (tree_add_const_value_attribute): Call it.
6837 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6839 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6840 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6841 TREE_THIS_VOLATILE to add_type_attribute.
6843 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6845 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6848 * dwarf2out.c (loc_by_reference): New function.
6849 (add_location_or_const_value_attribute): Use it.
6852 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6853 as DW_TAG_variable children of DW_TAG_common_block rather than
6854 DW_TAG_member children. Put DW_AT_external to individual
6855 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6857 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6858 loc_descriptor_from_tree_1.
6862 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6863 arguments to imported_module_or_decl.
6864 (debug_nothing_tree_tree): Removed.
6865 (debug_nothing_tree_tree_tree_bool): New prototype.
6866 * debug.c (do_nothing_debug_hooks): Adjust.
6867 (debug_nothing_tree_tree): Removed.
6868 (debug_nothing_tree_tree_tree_bool): New function.
6869 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6870 (gen_variable_die): Put all common vars for the
6871 same COMMON block under one DW_TAG_common_block.
6872 (declare_in_namespace): Return new context_die, for Fortran
6873 return the module DIE instead of adding extra declarations into
6875 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6876 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6877 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6879 (dwarf2out_global_decl): Don't skip Fortran global vars.
6880 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6881 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6882 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6883 DW_TAG_imported_declaration as child of previous
6884 DW_TAG_imported_module.
6885 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6886 * sdbout.c (sdb_debug_hooks): Likewise.
6887 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6889 2008-08-29 Jan Hubicka <jh@suse.cz>
6891 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6893 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6894 * ipa-cp.c (n_cloning_candidates): New static variable.
6895 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6896 (ipcp_print_all_lattices): Improve debug output.
6897 (ipcp_cloning_candidate_p): New function.
6898 (ipcp_initialize_node_lattices): Use it.
6899 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6900 (ipcp_propagate_stage): Prettier debug output.
6901 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6902 (ipcp_print_all_structures): Remove.
6903 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6904 (ipcp_insert_stage): Prettier debug output; call
6905 cgraph_remove_unreachable_nodes before propagating.
6906 (pass_ipa_cp): Schedule function removal pass.
6907 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6909 (cgraph_maybe_hot_edge_p): Move to ...
6910 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6911 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6912 (common_handle_option): Set them; enable ipa-cp when profiling.
6913 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6914 (ipa_print_all_jump_functions): Likewise.
6915 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6916 (ipa_print_node_params, ipa_print_all_params): New.
6917 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6918 ipa_print_all_param_flags): Remove.
6919 (ipa_print_node_params, ipa_print_all_params): New.
6921 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6923 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6924 change from 2008-04-03.
6925 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6927 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6930 * ira-color.c (push_allocnos_to_stack): Truncate
6931 removed_splay_allocno_vec.
6933 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6936 * ira-color (ira_fast_allocation): Don't assign hard registers to
6939 2008-08-29 Jan Hubicka <jh@suse.cz>
6942 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6943 for cold internal loops.
6945 2008-08-29 Richard Guenther <rguenther@suse.de>
6947 * tree-ssa-structalias.c (create_variable_info_for): Do not
6948 create fields for heap vars or vars with a noalias state.
6949 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6952 2008-08-29 Richard Guenther <rguenther@suse.de>
6954 * common.opt (ftree-store-ccp): Mark as preserved for
6955 backward compatibility.
6956 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6957 * tree-pass.h (pass_store_ccp): Remove.
6958 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6959 (first_vdef): Remove declaration.
6960 (get_value_loaded_by): Likewise.
6961 * tree-ssa-ccp.c (do_store_ccp): Remove.
6962 (get_default_value): Simplify as do_store_ccp is always false
6963 now. Do not initialize mem_ref.
6964 (set_value_varying): Likewise.
6965 (canonicalize_float_value): Likewise.
6966 (set_lattice_value): Likewise.
6967 (likely_value): Likewise.
6968 (surely_varying_stmt_p): Likewise.
6969 (ccp_initialize): Likewise.
6970 (ccp_lattice_meet): Likewise.
6971 (ccp_visit_phi_node): Likewise.
6972 (ccp_fold): Likewise.
6973 (evaluate_stmt): Likewise.
6974 (visit_assignment): Likewise.
6975 (ccp_visit_stmt): Likewise.
6976 (execute_ssa_ccp): Fold into ...
6977 (do_ssa_ccp): ... this.
6978 (do_ssa_store_ccp): Remove.
6979 (gate_store_ccp): Likewise.
6980 (pass_store_ccp): Likewise.
6981 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6983 * tree-ssa-propagate.c (first_vdef): Remove.
6984 (get_value_loaded_by): Likewise.
6985 (replace_vuses_in): Likewise.
6986 (substitute_and_fold): Do not call replace_vuses_in.
6987 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6989 2008-08-29 Richard Guenther <rguenther@suse.de>
6992 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6993 PARAM_NOALIAS tags with is_heapvar.
6994 * tree-ssa-operands.c (access_can_touch_variable): Offset
6995 based tests do not apply for heapvars. Fix offset test.
6997 2008-08-29 Jan Hubicka <jh@suse.cz>
6999 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7000 (-fipa-cp-clone): Enabled by default at -O3.
7001 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7002 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7004 2008-08-29 Jan Hubicka <jh@suse.cz>
7006 * tree.c (build_function_type_skip_args,
7007 build_function_decl_skip_args): New functions.
7008 * tree.h (build_function_type_skip_args,
7009 build_function_decl_skip_args): Declare.
7010 * gimple.c (giple_copy_call_skip_args): New function.
7011 (giple_copy_call_skip_args): Declare.
7013 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7014 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7015 (ipcp_node_modifiable_p): ... this one; use
7016 tree_versionable_function_p.
7017 (ipcp_create_replace_map): Improve debug output.
7018 (ipcp_need_redirect_p): Return false when not clonning.
7019 (ipcp_update_callgraph): Skip args.
7020 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7022 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7023 (save_inline_function_body): Update call of tree_function_versioning.
7024 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7025 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7027 (tree_function_versioning): Likewise.
7028 * tree-inline.h (tree_function_versioning): Update prototype.
7030 2008-08-29 Jan Hubicka <jh@suse.cz>
7032 * loop-unswitch.c (unswitch_single_loop): Use
7033 optimize_loop_for_speed_p.
7034 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7035 Use optimize_function_for_size_p.
7036 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7037 * postreload-gcse.c (eliminate_partially_redundant_load):
7038 Use optimize_bb_for_size_p.
7039 * value-prof.c (gimple_divmod_fixed_value_transform,
7040 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7041 gimple_stringops_transform): Use optimize_bb_for_size_p.
7042 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7043 * final.c (compute_alignments): Use optimize_function_for_size_p.
7044 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7045 (fold_builtin_strcpy, fold_builtin_fputs): Use
7046 optimize_function_for_size_p.
7047 * fold-const.c (tree_swap_operands_p): Use
7048 optimize_function_for_size_p.
7049 * recog.c (relax_delay_slots): Likewise.
7050 * tree-ssa-math-opts.c (replace_reciprocal):
7051 Use optimize_bb_for_speed_p.
7052 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7053 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7054 optimize_function_for_size_p.
7055 (cgraph_decide_inlining_of_small_function): Use
7056 optimize_function_for_size_p.
7057 * global.c (find_reg): Use optimize_function_for_size_p.
7058 * opts.c (decode_options): Do not clear flag_tree_ch,
7059 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7060 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7061 work it out from profile.
7062 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7063 optimize_loop_for_speed_p.
7064 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7066 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7067 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7068 * tree-eh.c (decide_copy_try_finally): Use
7069 optimize_function_for_size_p.
7070 * local-alloc.c (block_alloc): Pass BB pointer.
7071 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7072 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7073 * loop-unroll.c (decide_unrolling_and_peeling):
7074 Use optimize_loop_for_size_p.
7075 (decide_peel_completely): Likewise.
7076 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7077 optimize_loop_for_size_p.
7078 (vect_enhance_data_refs_alignment): Likewise.
7079 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7080 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7082 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7083 (try_crossjump_bb): Use optimize_bb_for_size_p.
7084 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7085 optimize_loop_for_speed_p.
7086 * bb-reorder.c (find_traces_1_round): Likewise.
7087 (copy_bb): Use optimize_bb_for_speed_p.
7088 (duplicate_computed_gotos): Likewise.
7089 * basic-block.h (optimize_loop_nest_for_size_p,
7090 optimize_loop_nest_for_speed_p): New.
7091 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7093 2008-08-29 Tristan Gingold <gingold@adacore.com>
7095 * gcov.c (main): Call expandargv.
7097 2008-08-29 Jan Hubicka <jh@suse.cz>
7099 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7101 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7103 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7104 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7106 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7108 2008-08-29 Jan Hubicka <jh@suse.cz>
7110 * tree-pass.h (pass_strip_predict_hints): Declare.
7111 * predict.c (strip_builtin_expect): Rename to ...
7112 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7113 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7114 (tree_estimate_probability): Do not strip builtin_expect.
7115 (pass_strip_predict_hints): New pass.
7116 * tree-inline.c (expand_call_inline): When inlining cold function,
7117 predict it as unlikely.
7118 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7120 2008-08-29 Richard Guenther <rguenther@suse.de>
7122 PR tree-optimization/37207
7123 * tree-vrp.c (extract_range_from_binary_expr): Also try
7124 to constant fold if only one of the operands is a constant.
7126 2008-08-29 Nick Clifton <nickc@redhat.com>
7128 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7129 the same way as SYMBOL_REFs.
7131 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7133 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7135 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7137 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7138 * config/mips/mips.md (branch_likely): Remove const. Fix
7140 (define_delay for type "branch"): Change to only apply for branch
7141 with likely variant.
7142 (define_delay for type "branch" and "branch_likely" no). New delay
7144 (equality_op): New code iterator.
7145 (bbv, bbinv): New code attributes.
7146 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7149 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7150 Andrew Pinski <pinskia@gcc.gnu.org>
7153 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7155 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7157 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7158 rule that a symbolic constant must be defined and >= 0 for the
7159 corresponding facility to be present at compile-time.
7160 * gthr-posix.c: Likewise.
7162 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7164 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7165 * config/mips/mips.md (D): New mode attribute.
7166 (mulsi3, muldi3): Merge it into ...
7167 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7168 (muldi3_mul3): New pattern.
7169 (mulsi3_mult3): Rename to mulsi3_mul3.
7171 2008-08-28 Jan Hubicka <jh@suse.cz>
7173 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7175 * predict.c (always_optimize_for_size_p): Rename to ...
7176 (optimize_function_for_size): ... this one; make extern.
7177 (optimize_function_for_speed_p): New.
7178 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7179 optimize_edge_for_size_p,optimize_edge_for_size_p,
7180 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7181 * basic-block.h (optimize_function_for_size_p,
7182 optimize_function_for_speed_p): Declare.
7183 * i386.md (optimize_size checks): Replace them by appropriate
7185 (standard_80387_constant_p, ix86_compute_frame_layout,
7186 ix86_expand_epilogue, ix86_decompose_address,
7187 print_operand, emit_i387_cw_initialization,
7188 inline_memory_move_cost, ix86_pad_returns,
7189 ix86_reorg): Replace optimize_size checks.
7191 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7193 * rtl.h (simplify_subreg_regno): Declare.
7194 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7195 * simplify-rtx.c (simplify_subreg): ...here.
7196 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7197 subreg_offset_representable_p.
7199 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7202 * c-typeck.c (convert_for_assignment): Give a note describing what
7203 was passed and what was expected.
7205 2008-08-28 Joey Ye <joey.ye@intel.com>
7207 * doc/extend.texi: Document AVX built-in functions.
7208 * doc/invoke.texi: Document -mavx.
7210 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7211 Joey Ye <joey.ye@intel.com>
7212 Xuepeng Guo <xuepeng.guo@intel.com>
7214 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7216 * config/i386/cpuid.h (bit_FMA): New.
7217 (bit_XSAVE): Likewise.
7218 (bit_OSXSAVE): Likewise.
7219 (bit_AVX): Likewise.
7221 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7222 define. Use ASM_OUTPUT_AVX_PREFIX.
7224 * config/i386/gmmintrin.h: New.
7226 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7227 (OPTION_MASK_ISA_AVX_SET): New.
7228 (OPTION_MASK_ISA_FMA_SET): Likewise.
7229 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7230 (OPTION_MASK_ISA_FMA_SET): Likewise.
7231 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7232 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7233 (pta_flags): Add PTA_AVX and PTA_FMA.
7234 (override_options): Handle PTA_AVX and PTA_FMA.
7235 (init_cumulative_args): Handle warn_avx.
7236 (classify_argument): Return 0 for COImode and OImode. Return
7237 1 and X86_64_AVX_CLASS for 256bit vector types.
7238 (examine_argument): Handle X86_64_AVX_CLASS.
7239 (construct_container): Likewise.
7240 (function_arg_advance_32): Pass OImode and 256bit vector types
7242 (function_arg_advance_64): Take a new argument to indicate if a
7243 parameter is named. Handle 256bit vector types. Return
7244 immediately for unnamed 256bit vector mode parameters.
7245 (function_arg_advance): Updated.
7246 (function_arg_32): Add comments for TImode. Handle OImode
7247 and 256bit vector types.
7248 (function_arg_64): Take a new argument to indicate if a
7249 parameter is named. Handle 256bit vector types. Return NULL
7250 for unnamed 256bit vector mode parameters.
7251 (function_arg): Updated.
7252 (setup_incoming_varargs_64): Support
7253 AVX encoding for *sse_prologue_save_insn.
7254 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7255 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7256 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7257 enabled, otherwise return -3.
7258 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7260 (print_reg): Support AVX registers. Handle 'x' and 't'.
7261 Handle 'd' to duplicate the operand.
7262 (print_operand): Likewise. Also support AVX vector compare
7264 (output_387_binary_op): Support AVX.
7265 (output_fp_compare): Likewise.
7266 (ix86_expand_vector_move_misalign): Likewise.
7267 (ix86_attr_length_vex_default): New.
7268 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7269 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7270 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7271 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7272 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7273 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7274 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7275 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7276 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7277 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7278 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7279 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7280 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7281 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7282 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7283 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7284 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7285 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7286 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7287 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7288 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7289 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7290 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7291 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7292 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7293 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7294 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7295 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7296 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7297 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7298 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7299 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7300 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7301 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7302 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7303 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7304 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7305 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7306 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7307 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7308 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7309 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7310 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7311 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7312 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7313 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7314 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7315 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7316 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7317 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7318 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7319 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7320 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7321 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7322 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7323 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7324 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7325 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7326 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7327 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7328 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7329 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7330 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7331 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7332 and IX86_BUILTIN_MOVMSKPS256,
7333 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7334 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7335 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7336 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7337 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7338 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7339 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7340 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7341 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7342 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7343 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7344 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7345 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7346 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7347 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7348 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7349 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7350 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7351 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7352 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7353 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7354 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7355 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7356 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7357 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7358 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7359 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7360 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7361 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7362 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7363 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7364 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7365 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7366 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7367 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7368 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7369 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7370 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7371 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7372 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7373 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7374 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7375 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7376 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7377 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7378 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7379 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7380 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7381 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7382 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7383 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7384 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7385 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7386 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7387 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7388 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7389 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7390 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7392 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7393 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7394 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7395 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7396 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7397 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7398 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7399 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7400 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7401 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7402 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7403 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7404 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7405 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7406 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7407 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7408 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7409 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7410 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7411 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7412 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7413 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7414 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7415 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7416 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7417 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7418 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7419 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7420 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7421 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7422 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7423 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7424 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7425 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7426 IX86_BUILTIN_MOVMSKPS256.
7427 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7428 (ix86_expand_args_builtin): Likewise.
7429 (ix86_expand_special_args_builtin): Likewise.
7430 (ix86_hard_regno_mode_ok): Handle AVX modes.
7431 (ix86_expand_vector_init_duplicate): Likewise.
7432 (ix86_expand_vector_init_one_nonzero): Likewise.
7433 (ix86_expand_vector_init_one_var): Likewise.
7434 (ix86_expand_vector_init_concat): Likewise.
7435 (ix86_expand_vector_init_general): Likewise.
7436 (ix86_expand_vector_set): Likewise.
7437 (ix86_vector_mode_supported_p): Likewise.
7438 (x86_extended_reg_mentioned_p): Check INSN_P before using
7441 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7442 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7444 * config/i386/i386.h (TARGET_AVX): New.
7445 (TARGET_FMA): Likewise.
7446 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7447 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7448 (VALID_AVX256_REG_MODE): New.
7449 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7450 (AVX_FLOAT_MODE_P): Likewise.
7451 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7452 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7453 (AVX_VEC_FLOAT_MODE_P): Likewise.
7454 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7455 (ASM_OUTPUT_OPCODE): Likewise.
7456 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7458 (SSE_REG_MODE_P): Allow 256bit vector modes.
7459 (ix86_args): Add a warn_avx field.
7461 * config/i386/i386.md (UNSPEC_PCMP): New.
7462 (UNSPEC_VPERMIL): Likewise.
7463 (UNSPEC_VPERMIL2): Likewise.
7464 (UNSPEC_VPERMIL2F128): Likewise.
7465 (UNSPEC_MASKLOAD): Likewise.
7466 (UNSPEC_MASKSTORE): Likewise.
7467 (UNSPEC_CAST): Likewise.
7468 (UNSPEC_VTESTP): Likewise.
7469 (UNSPECV_VZEROALL): Likewise.
7470 (UNSPECV_VZEROUPPER): Likewise.
7471 (XMM0_REG): Likewise.
7472 (XMM1_REG): Likewise.
7473 (XMM2_REG): Likewise.
7474 (XMM3_REG): Likewise.
7475 (XMM4_REG): Likewise.
7476 (XMM5_REG): Likewise.
7477 (XMM6_REG): Likewise.
7478 (XMM8_REG): Likewise.
7479 (XMM9_REG): Likewise.
7480 (XMM10_REG): Likewise.
7481 (XMM11_REG): Likewise.
7482 (XMM12_REG): Likewise.
7483 (XMM13_REG): Likewise.
7484 (XMM14_REG): Likewise.
7485 (XMM15_REG): Likewise.
7487 (prefix_vex_imm8): Likewise.
7488 (prefix_vex_w): Likewise.
7489 (length_vex): Likewise.
7492 (*avx_ashlti3): Likewise.
7493 (*avx_lshrti3): Likewise.
7494 (*avx_setcc<mode>): Likewise.
7495 (*fop_<mode>_comm_mixed_avx): Likewise.
7496 (*fop_<mode>_comm_avx): Likewise.
7497 (*fop_<mode>_1_mixed_avx): Likewise.
7498 (*fop_<mode>_1_avx): Likewise.
7499 (*avx_<code><mode>3): Likewise.
7500 (*avx_ieee_smin<mode>3): Likewise.
7501 (*avx_ieee_smax<mode>3): Likewise.
7502 (mode): Add OI, V8SF and V4DF.
7503 (length): Support VEX prefix.
7504 (*cmpfp_i_mixed): Set prefix attribute.
7505 (*cmpfp_i_sse): Likewise.
7506 (*cmpfp_iu_mixed): Likewise.
7507 (*cmpfp_iu_sse): Likewise.
7508 (*movsi_1): Support AVX.
7509 (*movdi_2): Likewise.
7510 (*movdi_1_rex64): Likewise.
7511 (*movti_internal): Likewise.
7512 (*movti_rex64): Likewise.
7513 (*movsf_1): Likewise.
7514 (*movdf_nointeger): Likewise.
7515 (*movdf_integer_rex64): Likewise.
7516 (*movtf_internal): Likewise.
7517 (zero_extendsidi2_32): Likewise.
7518 (zero_extendsidi2_rex64): Likewise.
7519 (*extendsfdf2_mixed): Likewise.
7520 (*extendsfdf2_sse): Likewise.
7521 (*truncdfsf_fast_mixed): Likewise.
7522 (*truncdfsf_fast_sse): Likewise.
7523 (*truncdfsf_mixed): Likewise.
7524 (fix_trunc<mode>di_sse): Likewise.
7525 (fix_trunc<mode>si_sse): Likewise.
7526 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7527 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7528 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7529 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7530 (*rcpsf2_sse): Likewise.
7531 (*rsqrtsf2_sse): Likewise.
7532 (*sqrt<mode>2_sse): Likewise.
7533 (sse4_1_round<mode>2): Likewise.
7534 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7535 Support AVX. Set length attribute properly for AVX.
7537 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7538 (VECTOR_MODES (FLOAT, 32)): Likewise.
7539 (VECTOR_MODE (INT, DI, 8)): Likewise.
7540 (VECTOR_MODE (INT, HI, 32)): Likewise.
7541 (VECTOR_MODE (INT, QI, 64)): Likewise.
7542 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7543 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7544 (VECTOR_MODE (INT, DI, 4)): Removed.
7545 (VECTOR_MODE (INT, SI, 8)): Likewise.
7546 (VECTOR_MODE (INT, HI, 16)): Likewise.
7547 (VECTOR_MODE (INT, QI, 32)): Likewise.
7548 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7549 (INT_MODE (OI, 32)): Likewise.
7551 * config/i386/i386.opt (mavx): New.
7554 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7556 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7557 (*mov<mode>_internal_avx): New.
7558 (*movv2sf_internal_rex64_avx): Likewise.
7559 (*movv2sf_internal_avx): Likewise.
7561 * config/i386/predicates.md (const_4_to_5_operand): New.
7562 (const_6_to_7_operand): Likewise.
7563 (const_8_to_11_operand): Likewise.
7564 (const_12_to_15_operand): Likewise.
7565 (avx_comparison_float_operator): Likewise.
7567 * config/i386/sse.md (AVX256MODEI): New.
7568 (AVX256MODE): Likewise.
7569 (AVXMODEQI): Likewise.
7570 (AVXMODE): Likewise.
7571 (AVX256MODEF2P): Likewise.
7572 (AVX256MODE2P): Likewise.
7573 (AVX256MODE4P): Likewise.
7574 (AVX256MODE8P): Likewise.
7575 (AVXMODEF2P): Likewise.
7576 (AVXMODEF4P): Likewise.
7577 (AVXMODEDCVTDQ2PS): Likewise.
7578 (AVXMODEDCVTPS2DQ): Likewise.
7579 (avxvecmode): Likewise.
7580 (avxvecpsmode): Likewise.
7581 (avxhalfvecmode): Likewise.
7582 (avxscalarmode): Likewise.
7583 (avxcvtvecmode): Likewise.
7584 (avxpermvecmode): Likewise.
7585 (avxmodesuffixf2c): Likewise.
7586 (avxmodesuffixp): Likewise.
7587 (avxmodesuffixs): Likewise.
7588 (avxmodesuffix): Likewise.
7589 (vpermilbits): Likewise.
7590 (pinsrbits): Likewise.
7591 (mov<mode>): Likewise.
7592 (*mov<mode>_internal): Likewise.
7593 (push<mode>1): Likewise.
7594 (movmisalign<mode>): Likewise.
7595 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7596 (avx_movdqu<avxmodesuffix>): Likewise.
7597 (avx_lddqu<avxmodesuffix>): Likewise.
7598 (<plusminus_insn><mode>3): Likewise.
7599 (*avx_<plusminus_insn><mode>3): Likewise.
7600 (*avx_vm<plusminus_insn><mode>3): Likewise.
7601 (mul<mode>3): Likewise.
7602 (*avx_mul<mode>3): Likewise.
7603 (*avx_vmmul<mode>3): Likewise.
7604 (divv8sf3): Likewise.
7605 (divv4df3): Likewise.
7606 (avx_div<mode>3): Likewise.
7607 (*avx_div<mode>3): Likewise.
7608 (*avx_vmdiv<mode>3): Likewise.
7609 (avx_rcpv8sf2): Likewise.
7610 (*avx_vmrcpv4sf2): Likewise.
7611 (sqrtv8sf2): Likewise.
7612 (avx_sqrtv8sf2): Likewise.
7613 (*avx_vmsqrt<mode>2): Likewise.
7614 (rsqrtv8sf2): Likewise.
7615 (avx_rsqrtv8sf2): Likewise.
7616 (*avx_vmrsqrtv4sf2): Likewise.
7617 (<code><mode>3): Likewise.
7618 (*avx_<code><mode>3_finite): Likewise.
7619 (*avx_<code><mode>3): Likewise.
7620 (*avx_vm<code><mode>3): Likewise.
7621 (*avx_ieee_smin<mode>3): Likewise.
7622 (*avx_ieee_smax<mode>3): Likewise.
7623 (avx_addsubv8sf3): Likewise.
7624 (avx_addsubv4df3): Likewise.
7625 (*avx_addsubv4sf3): Likewise.
7626 (*avx_addsubv2df3): Likewise.
7627 (avx_h<plusminus_insn>v4df3): Likewise.
7628 (avx_h<plusminus_insn>v8sf3): Likewise.
7629 (*avx_h<plusminus_insn>v4sf3): Likewise.
7630 (*avx_h<plusminus_insn>v2df3): Likewise.
7631 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7632 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7633 (*avx_maskcmp<mode>3): Likewise.
7634 (avx_nand<mode>3): Likewise.
7635 (*avx_<code><mode>3): Likewise.
7636 (*avx_nand<mode>3): Likewise.
7637 (*avx_<code><mode>3): Likewise.
7638 (*avx_cvtsi2ss): Likewise.
7639 (*avx_cvtsi2ssq): Likewise.
7640 (*avx_cvtsi2sd): Likewise.
7641 (*avx_cvtsi2sdq): Likewise.
7642 (*avx_cvtsd2ss): Likewise.
7643 (avx_cvtss2sd): Likewise.
7644 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7645 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7646 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7647 (*avx_cvtsi2sd): Likewise.
7648 (*avx_cvtsi2sdq): Likewise.
7649 (avx_cvtdq2pd256): Likewise.
7650 (avx_cvtpd2dq256): Likewise.
7651 (avx_cvttpd2dq256): Likewise.
7652 (*avx_cvtsd2ss): Likewise.
7653 (*avx_cvtss2sd): Likewise.
7654 (avx_cvtpd2ps256): Likewise.
7655 (avx_cvtps2pd256): Likewise.
7656 (*avx_movhlps): Likewise.
7657 (*avx_movlhps): Likewise.
7658 (avx_unpckhps256): Likewise.
7659 (*avx_unpckhps): Likewise.
7660 (avx_unpcklps256): Likewise.
7661 (*avx_unpcklps): Likewise.
7662 (avx_movshdup256): Likewise.
7663 (avx_movsldup256): Likewise.
7664 (avx_shufps256): Likewise.
7665 (avx_shufps256_1): Likewise.
7666 (*avx_shufps_<mode>): Likewise.
7667 (*avx_loadhps): Likewise.
7668 (*avx_storelps): Likewise.
7669 (*avx_loadlps): Likewise.
7670 (*avx_movss): Likewise.
7671 (*vec_dupv4sf_avx): Likewise.
7672 (*vec_concatv2sf_avx): Likewise.
7673 (*vec_concatv4sf_avx): Likewise.
7674 (*vec_setv4sf_0_avx): Likewise.
7675 (*vec_setv4sf_avx): Likewise.
7676 (*avx_insertps): Likewise.
7677 (avx_vextractf128<mode>): Likewise.
7678 (vec_extract_lo_<mode>): Likewise.
7679 (vec_extract_hi_<mode>): Likewise.
7680 (vec_extract_lo_<mode>): Likewise.
7681 (vec_extract_hi_<mode>): Likewise.
7682 (vec_extract_lo_v16hi): Likewise.
7683 (vec_extract_hi_v16hi): Likewise.
7684 (vec_extract_lo_v32qi): Likewise.
7685 (vec_extract_hi_v32qi): Likewise.
7686 (avx_unpckhpd256): Likewise.
7687 (*avx_unpckhpd): Likewise.
7688 (avx_movddup256): Likewise.
7689 (*avx_movddup): Likewise.
7690 (avx_unpcklpd256): Likewise.
7691 (*avx_unpcklpd): Likewise.
7692 (avx_shufpd256): Likewise.
7693 (avx_shufpd256_1): Likewise.
7694 (*avx_punpckhqdq): Likewise.
7695 (*avx_punpcklqdq): Likewise.
7696 (*avx_shufpd_<mode>): Likewise.
7697 (*avx_storehpd): Likewise.
7698 (*avx_loadhpd): Likewise.
7699 (*avx_loadlpd): Likewise.
7700 (*avx_movsd): Likewise.
7701 (*vec_concatv2df_avx): Likewise.
7702 (*avx_<plusminus_insn><mode>3): Likewise.
7703 (*avx_<plusminus_insn><mode>3): Likewise.
7704 (*avx_mulv8hi3): Likewise.
7705 (*avxv8hi3_highpart): Likewise.
7706 (*avx_umulv8hi3_highpart): Likewise.
7707 (*avx_umulv2siv2di3): Likewise.
7708 (*avx_mulv2siv2di3): Likewise.
7709 (*avx_pmaddwd): Likewise.
7710 (*avx_mulv4si3): Likewise.
7711 (*avx_ashr<mode>3): Likewise.
7712 (*avx_lshr<mode>3): Likewise.
7713 (*avx_ashl<mode>3): Likewise.
7714 (*avx_<code><mode>3): Likewise.
7715 (*avx_eq<mode>3): Likewise.
7716 (*avx_gt<mode>3): Likewise.
7717 (*avx_nand<mode>3): Likewise.
7718 (*avx_nand<mode>3): Likewise.
7719 (*avx_<code><mode>3): Likewise.
7720 (*avx_<code><mode>3): Likewise.
7721 (*avx_packsswb): Likewise.
7722 (*avx_packssdw): Likewise.
7723 (*avx_packuswb): Likewise.
7724 (*avx_punpckhbw): Likewise.
7725 (*avx_punpcklbw): Likewise.
7726 (*avx_punpckhwd): Likewise.
7727 (*avx_punpcklwd): Likewise.
7728 (*avx_punpckhdq): Likewise.
7729 (*avx_punpckldq): Likewise.
7730 (*avx_pinsr<avxmodesuffixs>): Likewise.
7731 (*avx_pinsrq): Likewise.
7732 (*avx_loadld): Likewise.
7733 (*vec_extractv2di_1_rex64_avx): Likewise.
7734 (*vec_extractv2di_1_avx): Likewise.
7735 (*vec_dupv2di_avx): Likewise.
7736 (*vec_concatv2si_avx): Likewise.
7737 (*vec_concatv4si_1_avx): Likewise.
7738 (*vec_concatv2di_avx): Likewise.
7739 (*vec_concatv2di_rex64_avx): Likewise.
7740 (*avx_uavgv16qi3): Likewise.
7741 (*avx_uavgv8hi3): Likewise.
7742 (*avx_psadbw): Likewise.
7743 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7744 (*avx_phaddwv8hi3): Likewise.
7745 (*avx_phadddv4si3): Likewise.
7746 (*avx_phaddswv8hi3): Likewise.
7747 (*avx_phsubwv8hi3): Likewise.
7748 (*avx_phsubdv4si3): Likewise.
7749 (*avx_phsubswv8hi3): Likewise.
7750 (*avx_pmaddubsw128): Likewise.
7751 (*avx_pmulhrswv8hi3): Likewise.
7752 (*avx_pshufbv16qi3): Likewise.
7753 (*avx_psign<mode>3): Likewise.
7754 (*avx_palignrti): Likewise.
7755 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7756 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7757 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7758 (*avx_mpsadbw): Likewise.
7759 (*avx_packusdw): Likewise.
7760 (*avx_pblendvb): Likewise.
7761 (*avx_pblendw): Likewise.
7762 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7763 (avx_ptest256): Likewise.
7764 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7765 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7766 (*avx_aesenc): Likewise.
7767 (*avx_aesenclast): Likewise.
7768 (*avx_aesdec): Likewise.
7769 (*avx_aesdeclast): Likewise.
7770 (avx_vzeroupper): Likewise.
7771 (avx_vzeroupper_rex64): Likewise.
7772 (avx_vpermil<mode>): Likewise.
7773 (avx_vpermilvar<mode>3): Likewise.
7774 (avx_vpermil2<mode>3): Likewise.
7775 (avx_vperm2f128<mode>3): Likewise.
7776 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7777 (avx_vbroadcastss256): Likewise.
7778 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7779 (avx_vinsertf128<mode>): Likewise.
7780 (vec_set_lo_<mode>): Likewise.
7781 (vec_set_hi_<mode>): Likewise.
7782 (vec_set_lo_<mode>): Likewise.
7783 (vec_set_hi_<mode>): Likewise.
7784 (vec_set_lo_v16hi): Likewise.
7785 (vec_set_hi_v16hi): Likewise.
7786 (vec_set_lo_v32qi): Likewise.
7787 (vec_set_hi_v32qi): Likewise.
7788 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7789 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7790 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7791 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7792 (vec_init<mode>): Likewise.
7793 (*vec_concat<mode>_avx): Likewise.
7794 (blendbits): Support V8SF and V4DF.
7795 (sse2_movq128): Support AVX.
7796 (<sse>_movnt<mode>): Likewise.
7797 (sse2_movntv2di): Likewise.
7798 (sse_rcpv4sf2): Likewise.
7799 (sse_sqrtv4sf2): Likewise.
7800 (sse_rsqrtv4sf2): Likewise.
7801 (<sse>_comi): Likewise.
7802 (<sse>_ucomi): Likewise.
7803 (sse_cvtss2si): Likewise.
7804 (sse_cvtss2si_2): Likewise.
7805 (sse_cvtss2siq): Likewise.
7806 (sse_cvtss2siq_2): Likewise.
7807 (sse_cvttss2si): Likewise.
7808 (sse_cvttss2siq): Likewise.
7809 (sse2_cvtsd2si): Likewise.
7810 (sse2_cvtsd2si_2): Likewise.
7811 (sse2_cvtsd2siq): Likewise.
7812 (sse2_cvtsd2siq_2): Likewise.
7813 (sse2_cvttsd2si): Likewise.
7814 (sse2_cvttsd2siq): Likewise.
7815 (sse2_cvtdq2pd): Likewise.
7816 (*sse2_cvtpd2dq): Likewise.
7817 (*sse2_cvttpd2dq): Likewise.
7818 (*sse2_cvtpd2ps): Likewise.
7819 (sse2_cvtps2pd): Likewise.
7820 (sse3_movshdup): Likewise.
7821 (sse3_movsldup): Likewise.
7822 (sse_storehps): Likewise.
7823 (*sse4_1_extractps): Likewise.
7824 (sse2_storelpd): Likewise.
7825 (vec_dupv2df_sse3): Likewise.
7826 (*vec_concatv2df_sse3): Likewise.
7827 (*sse4_1_pextrb): Likewise.
7828 (*sse4_1_pextrb_memory): Likewise.
7829 (*sse2_pextrw): Likewise.
7830 (*sse4_1_pextrw_memory): Likewise.
7831 (*sse4_1_pextrd): Likewise.
7832 (*sse4_1_pextrq): Likewise.
7833 (sse2_pshufd_1): Likewise.
7834 (sse2_pshuflw_1): Likewise.
7835 (sse2_pshufhw_1): Likewise.
7836 (*sse2_storeq_rex64): Likewise.
7837 (*vec_dupv4si): Likewise.
7838 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7839 (sse2_pmovmskb): Likewise.
7840 (*sse2_maskmovdqu): Likewise.
7841 (*sse2_maskmovdqu_rex64): Likewise.
7842 (sse_ldmxcsr): Likewise.
7843 (sse_stmxcsr): Likewise.
7844 (abs<mode>2): Likewise.
7845 (sse4_1_movntdqa): Likewise.
7846 (sse4_1_phminposuw): Likewise.
7847 (sse4_1_extendv8qiv8hi2): Likewise.
7848 (*sse4_1_extendv8qiv8hi2): Likewise.
7849 (sse4_1_extendv4qiv4si2): Likewise.
7850 (*sse4_1_extendv4qiv4si2): Likewise.
7851 (sse4_1_extendv2qiv2di2): Likewise.
7852 (*sse4_1_extendv2qiv2di2): Likewise.
7853 (sse4_1_extendv4hiv4si2): Likewise.
7854 (*sse4_1_extendv4hiv4si2): Likewise.
7855 (sse4_1_extendv2hiv2di2): Likewise.
7856 (*sse4_1_extendv2hiv2di2): Likewise.
7857 (sse4_1_extendv2siv2di2): Likewise.
7858 (*sse4_1_extendv2siv2di2): Likewise.
7859 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7860 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7861 (sse4_1_zero_extendv4qiv4si2): Likewise.
7862 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7863 (sse4_1_zero_extendv2qiv2di2): Likewise.
7864 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7865 (sse4_1_zero_extendv4hiv4si2): Likewise.
7866 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7867 (sse4_1_zero_extendv2hiv2di2): Likewise.
7868 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7869 (sse4_1_zero_extendv2siv2di2): Likewise.
7870 (*sse4_1_zero_extendv2siv2di2): Likewise.
7871 (sse4_1_ptest): Likewise.
7872 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7873 (sse4_2_pcmpestri): Likewise.
7874 (sse4_2_pcmpestrm): Likewise.
7875 (sse4_2_pcmpistri): Likewise.
7876 (sse4_2_pcmpistrm): Likewise.
7878 (aeskeygenassist): Likewise.
7880 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7882 * config/i386/predicates.md (vzeroall_operation): New.
7884 * config/i386/sse.md (avx_vzeroall): New.
7885 (*avx_vzeroall): Likewise.
7887 2008-08-28 Paul Brook <paul@codesourcery.com>
7888 Mark Shinwell <shinwell@codesourcery.com>
7889 Richard Earnshaw <richard.earnshaw@arm.com>
7891 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7892 (TARGET_MIN_ANCHOR_OFFSET): New.
7893 (arm_override_options): Set correct anchor ranges for Thumb-1
7894 and Thumb-2 if required.
7895 (legitimize_pic_address): Handle case involving a TLS symbol
7896 reference with an addend.
7897 (arm_optimization_options): Enable section anchors at -O1 and
7899 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7900 * config/arm/arm-protos.h (arm_optimization_options): New.
7902 2008-08-28 Nick Clifton <nickc@redhat.com>
7904 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7905 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7908 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7909 * config/v850/v850.md (return): Remove frame size restriction.
7911 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7913 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7915 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7917 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7919 2008-08-28 Paul Brook <paul@codesourcery.com>
7921 * config/arm/vfp11.md: Update license notice.
7922 * config/arm/cortex-r4.md: Ditto.
7924 2008-08-28 Richard Guenther <rguenther@suse.de>
7926 PR tree-optimization/37207
7927 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7930 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7933 * tree.c (int_fits_type_p): Don't forget unsigned integers
7934 of type sizetype which higher end word equals -1.
7936 2008-08-28 Ira Rosen <irar@il.ibm.com>
7938 * target.h (struct vectorize): Add new target builtin.
7939 * tree-vectorizer.c (destroy_loop_vec_info): Call
7940 vect_free_slp_instance instead of vect_free_slp_node.
7941 * tree-vectorizer.h (enum slp_load_perm_type): New.
7942 (struct _slp_instance): Add new fields.
7943 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7944 (SLP_INSTANCE_LOADS): New.
7945 (vect_free_slp_tree): Remove.
7946 (vect_free_slp_instance): Declare.
7947 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7948 (vectorizable_load): Add argument.
7949 (vect_transform_slp_perm_load): New.
7950 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7952 (vect_get_place_in_interleaving_chain): New function.
7953 (vect_free_slp_tree): Make static.
7954 (vect_free_slp_instance): New function.
7955 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7956 collect the load location in the interleaving chain.
7957 (vect_supported_slp_permutation_p): New function.
7958 (vect_supported_load_permutation_p): Likewise.
7959 (vect_analyze_slp_instance): In case of loads permutation, call
7960 vect_supported_load_permutation_p to check that the permutation is
7962 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7963 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7964 (vect_create_mask_and_perm): New function.
7965 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7966 (vectorizable_load): Add an argument. Don't keep the created vectors
7967 statements in the node if permutation is required. Call
7968 vect_transform_slp_perm_load to generate the permutation.
7969 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7970 additional argument.
7971 (vect_schedule_slp_instance): In case of loads permutation, allocate
7972 vectorized statements structure for all the related SLP nodes. Call
7973 vect_transform_stmt with addditional argument.
7974 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7975 * config/spu/spu.c (spu_builtin_vec_perm): New.
7976 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7977 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7978 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7979 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7981 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7983 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7984 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7985 __gthread_cond_signal, __gthread_cond_timedwait,
7986 __gthread_cond_timedwait_recursive): New functions.
7987 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7989 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7992 2008-08-28 Richard Guenther <rguenther@suse.de>
7995 * fold-const.c (maybe_canonicalize_comparison_1): Require
7996 undefined overflow only for canonicalizing A +- CST cmp CST.
7997 Make sure to not generate new constants that are not inside
7998 their TYPE_MIN/MAX_VALUE range.
7999 (maybe_canonicalize_comparison): Remove undefined overflow
8001 (fold_binary): Remove now duplicate folding.
8003 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8005 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8006 use not updated in the last change.
8008 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8010 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8011 (IRA_COVER_CLASSES): Add FPUL_REGS.
8013 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8016 * c-common.c (conversion_warning): Check for null operands.
8018 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8021 * c-decl.c (check_for_loop_decls): Improve error message. Give
8024 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8027 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8028 (convert_for_assignment): Pass corrent OPT_W* parameter to
8029 WARN_FOR_ASSIGNMENT.
8031 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8034 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8036 2008-08-27 Paul Brook <paul@codesourcery.com>
8038 * config.gcc: Loosen checks for arm uclinux eabi targets.
8040 2008-08-27 Paul Brook <paul@codesourcery.com>
8042 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8044 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8046 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8048 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8049 the enumerators of an ENUMERAL_TYPE.
8050 * dbxout.c (dbxout_type): Ditto.
8052 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8055 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8056 (fwprop_addr): Check that the loop_father is not the outer loop.
8058 2008-08-26 Paul Brook <paul@codesourcery.com>
8060 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8061 Remove documentation entry for fmul type.
8062 Use fmuls to annotate single-precision multiplication patterns,
8063 fmuld to annotate double-precision multiplication patterns,
8064 fmacs to annotate single-precision multiply-accumulate patterns
8065 and fmacd to annotate double-precision multiply-accumulate patterns.
8066 * config/arm/vfp11.md: Update reservations accordingly.
8067 * config/arm/arm.md: Note that certain values of the "type"
8068 attribute are documented in vfp.md.
8069 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8070 (v10_cvt): Use new fmul types.
8072 2008-08-26 Paul Brook <paul@codesourcery.com>
8074 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8075 * config/arm/vfp11.md: ...here. New.
8076 * config/arm/arm.md: Include vfp11.md.
8078 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8080 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8081 parameter to inform call.
8083 2008-08-26 Jeff Law <law@redhat.com>
8085 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8086 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8087 preferred class when copying a constant into a partial word register.
8089 2008-08-26 Ben Elliston <bje@au.ibm.com>
8091 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8092 * cp/typeck.c: Likewise.
8093 * cp/tree.c: Likewise.
8094 * gimple-low.c: Likewise.
8097 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8099 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8100 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8102 * doc/passes.texi: Describe IRA.
8104 * doc/tm.texi (IRA_COVER_CLASSES,
8105 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8107 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8108 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8109 -fira-propagate-cost, -fno-ira-share-save-slots,
8110 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8112 * flags.h (ira_algorithm): New enumeration.
8113 (flag_ira_algorithm, flag_ira_verbose): New external variable
8116 * postreload.c (gate_handle_postreload): Don't do post reload
8117 optimizations unless the reload is completed.
8119 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8122 * tree-pass.h (pass_ira): New external variable declaration.
8124 * reload.h: Add 2008 to the Copyright.
8126 * cfgloopanal.c: Include params.h.
8127 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8130 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8132 * toplev.c (ira.h): New include.
8133 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8134 (backend_init_target): Call ira_init.
8135 (backend_init): Call ira_init_once.
8136 (finalize): Call finish_ira_once.
8138 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8139 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8142 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8143 may_move_out_cost): New external variable declarations.
8144 (move_table): New typedef.
8146 * caller-save.c: Include headers output.h and ira.h.
8147 (no_caller_save_reg_set): New global variable.
8148 (save_slots_num, save_slots): New variables.
8149 (reg_save_code, reg_restore_code, add_stored_regs): Add
8151 (init_caller_save): Set up no_caller_save_reg_set.
8152 (init_save_areas): Reset save_slots_num.
8153 (saved_hard_reg): New structure.
8154 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8155 (initiate_saved_hard_regs, new_saved_hard_reg,
8156 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8158 (setup_save_areas): Add code for sharing stack slots.
8159 (all_blocks): New variable.
8160 (save_call_clobbered_regs): Process pseudo-register too.
8161 (mark_set_regs): Process pseudo-register too.
8162 (insert_one_insn): Put the insn after bb note in a empty basic
8163 block. Add insn check.
8165 * global.c (eliminable_regset): Make it external.
8166 (mark_elimination): Use DF_LR_IN for IRA.
8167 (pseudo_for_reload_consideration_p): New.
8168 (build_insn_chain): Make it external. Don't ignore spilled
8169 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8170 (gate_handle_global_alloc): New function.
8171 (pass_global_alloc): Add the gate function.
8173 * opts.c (decode_options): Set up flag_ira. Print the warning for
8175 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8177 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8179 * regmove.c (regmove_optimize): Don't do replacement of output for
8182 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8183 New external variable declarations.
8185 * local-alloc.c (update_equiv_regs): Make it external. Return
8186 true if jump label rebuilding should be done. Rescan new_insn for
8188 (gate_handle_local_alloc): New function.
8189 (pass_local_alloc): Add the gate function.
8191 * alias.c (value_addr_p, stack_addr_p): New functions.
8192 (nonoverlapping_memrefs_p): Use them for IRA.
8194 * common.opt (fira, fira-algorithm, fira-coalesce,
8195 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8196 fira-verbose): New options.
8198 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8199 move_cost, may_move_in_cost, may_move_out_cost): Make the
8201 (move_table): Remove typedef.
8202 (init_move_cost): Make it external.
8203 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8206 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8207 setup_reg_classes): New function prototypes.
8208 (eliminable_regset): New external variable declaration.
8209 (build_insn_chain, update_equiv_regs): New function prototypes.
8211 * Makefile.in (IRA_INT_H): New definition.
8212 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8213 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8214 (reload1.o, toplev.o): Add dependence on ira.h.
8215 (cfgloopanal.o): Add PARAMS_H.
8216 (caller-save.o): Add dependence on output.h and ira.h.
8217 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8218 ira-emit.o, ira-lives.o): New entries.
8220 * passes.c (pass_ira): New pass.
8222 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8224 * reload1.c (ira.h): Include the header.
8225 (changed_allocation_pseudos): New bitmap.
8226 (init_reload): Initiate the bitmap.
8227 (compute_use_by_pseudos): Permits spilled registers in FROM.
8228 (temp_pseudo_reg_arr): New variable.
8229 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8230 IRA. Call alter_reg with the additional parameter. Don't clear
8231 spilled_pseudos for IRA. Restore original insn chain for IRA.
8232 Clear changed_allocation_pseudos at the end of reload.
8233 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8234 (hard_regno_to_pseudo_regno): New variable.
8235 (count_pseudo): Check spilled pseudos. Set up
8236 hard_regno_to_pseudo_regno.
8237 (count_spilled_pseudo): Check spilled pseudos. Update
8238 hard_regno_to_pseudo_regno.
8239 (find_reg): Use better_spill_reload_regno_p. Check
8240 hard_regno_to_pseudo_regno.
8241 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8243 (eliminate_regs_1): Use additional parameter for alter_reg.
8244 (finish_spills): Set up pseudo_previous_regs only for spilled
8245 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8246 more arguments. Don't clear live_throughout and dead_or_set for
8247 spilled pseudos. Use additional parameter for alter_reg. Call
8248 mark_allocation_change. Set up changed_allocation_pseudos.
8249 Remove sanity check.
8250 (emit_input_reload_insns, delete_output_reload): Use additional
8251 parameter for alter_reg. Call mark_allocation_change.
8252 (substitute, gen_reload_chain_without_interm_reg_p): New
8254 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8256 * testsuite/gcc.dg/20080410-1.c: New file.
8258 * config/s390/s390.h (IRA_COVER_CLASSES,
8259 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8261 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8263 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8265 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8267 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8269 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8271 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8273 2008-08-24 Jeff Law <law@redhat.com>
8274 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8275 when ignoring unavailable registers.
8277 2008-08-24 Jeff Law <law@redhat.com>
8278 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8279 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8280 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8281 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8283 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8284 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8286 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8287 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8288 * reload1.c (find_reg): Process registers in register allocation order.
8290 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8291 * toplev.c (backend_init_target): Move ira_init call from
8293 (lang_dependent_init_target): ...to here.
8295 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8296 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8297 calculate memory move costs for NO_REGS.
8299 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8300 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8301 STACK_REGS is defined.
8303 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8304 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8306 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8307 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8309 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8310 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8311 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8314 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8315 Dorit Nuzman <dorit@il.ibm.com>
8317 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8318 vec_extract_evenv4sf, vec_extract_evenv8hi,
8319 vec_extract_evenv16qi, vec_extract_oddv4si,
8320 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8321 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8322 vec_interleave_highv4si, vec_interleave_lowv4si,
8323 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8324 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8325 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8327 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8330 * config/rs6000/rs6000.c (optimization_options): Don't default to
8331 section anchors without toplevel reorder.
8333 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8335 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8336 (mfc_end_critical_section): Likewise.
8338 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8340 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8341 all type qualifiers from element type to vector type.
8343 2008-08-25 David Daney <ddaney@avtrex.com>
8345 * config/mips/mips.md (immediate_insn): Move up in file, fix
8346 comment typo, reformat.
8347 (fetchop_bit, atomic_hiqi_op memory_barrier,
8348 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8349 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8350 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8351 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8352 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8353 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8354 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8355 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8356 sync_old_nand<mode>, sync_new_nand<mode>,
8357 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8358 test_and_set_12): Moved to sync.md.
8360 * config/mips/sync.md: New file.
8362 2008-08-25 Richard Henderson <rth@redhat.com>
8364 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8365 (regsave): Likewise.
8366 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8367 (output_cfi_directive): Likewise.
8368 (div_data_align): New.
8369 (output_cfi): Use it.
8371 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8373 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8374 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8375 (TARGET_OCTEON): New macro.
8376 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8377 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8378 (ISA_HAS_POP): New macro.
8379 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8381 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8383 * config/mips/mips.md (cpu): Add octeon.
8384 (type): Add pop attribute value.
8385 (popcount<mode>2): New pattern.
8386 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8388 2008-08-24 Jan Hubicka <jh@suse.cz>
8390 * doc/invoke.texi (-fipa-cp-clone): New option.
8391 (-fipa-cp): Update docs.
8392 (--param ipcp-unit-growth):New.
8393 * ipa-cp.c: Include fibheap.h, params.h
8394 (ipcp_initialize_node_lattices): When not cloning, all externally
8395 visible functions are bottom.
8396 (ipcp_need_redirect_p): Accept clones.
8397 (ipcp_insert_stage): Use cost driven heuristics.
8398 (max_count, dead_nodes): New static vars.
8399 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8400 ipcp_const_param_count): New functions.
8401 * common.opt (ipa-cp-clone): New command line option.
8402 * params.def (ipcp-unit-growth): New.
8404 2008-08-24 Jan Hubicka <jh@suse.cz>
8406 * tree-inline.c (tree_function_versioning): Look harder
8407 for referenced vars.
8409 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8411 PR tree-optimization/37185
8412 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8414 2008-08-23 Jan Hubicka <jh@suse.cz>
8416 * ipa-cp.c (ipcp_analyze_node): New function.
8417 (ipcp_update_cloned_node): Use it.
8418 (ipcp_init_stage): Likewise.
8419 * ipa-inline.c (function_insertion_hook_holder): New static var.
8420 (analyze_function): Break out from ....
8421 (inline_generate_summary): Here; register insertion hook.
8422 (cgraph_decide_inlining): Remove hook.
8423 (add_new_function): New function.
8425 2008-08-23 Jan Hubicka <jh@suse.cz>
8427 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8429 2008-08-23 Jan Hubicka <jh@suse.cz>
8431 * ipa-cp.c (constant_val_insert): Remove.
8432 (ipcp_propagate_one_const): Remove.
8433 (ipcp_create_replace_map): Always insert replacements to the map.
8434 (ipcp_insert_stage): Do not try to insert statements by hand.
8435 * tree-inline.c (insert_init_stmt): Break out from ...
8436 (setup_one_parameter): ... here; allow NULL BB pointer.
8437 (tree_function_versioning): Use setup_one_parameter to process
8440 2008-08-23 Jan Hubicka <jh@suse.cz>
8442 * tree.c (decl_address_ip_invariant_p): New function.
8443 * tree.h (decl_address_ip_invariant_p): Declare.
8444 * gimple.c (strip_invariant_refs): Break out from ...
8445 (is_gimple_invariant_address): ... here
8446 (is_gimple_ip_invariant_address): New function.
8447 (is_gimple_ip_invariant): New function.
8448 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8451 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8452 (ipcp_lat_is_insertable): All constants are insertable.
8453 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8454 IPA_CONST_VALUE_REF.
8455 (ipcp_initialize_node_lattices): Propagate all types of operands.
8456 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8457 (ipcp_create_replace_map): Reformat.
8458 (ipcp_need_redirect_p): Simplify.
8459 (ipcp_insert_stage): Check that argument is used before clonning.
8460 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8462 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8463 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8464 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8465 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8466 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8467 * tree-inline.c (tree_function_versioning): Add variables referenced
8470 2008-08-23 Jan Hubicka <jh@suse.cz>
8473 * i386.c (standard_80387_constant_p): Use optimize_size.
8475 2008-08-23 Ira Rosen <irar@il.ibm.com>
8477 PR tree-optimization/37161
8478 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8479 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8480 (vect_determine_vectorization_factor): Move the scalar type
8481 retrieval to vect_get_smallest_scalar_type.
8482 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8483 scalar type. Remove redundant computation.
8484 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8485 (vect_get_slp_defs): Take the type of RHS into account if
8486 necessary by calling vect_get_smallest_scalar_type. Call
8487 vect_get_constant_vectors with additional argument.
8489 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8492 * doc/invoke.texi (Wwrite-strings): Clarify description.
8494 2008-08-23 Ira Rosen <irar@il.ibm.com>
8496 PR tree-optimization/37174
8497 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8498 def stmt is a part of the loop before accessing its stmt_vec_info.
8500 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8503 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8504 (*swap): New insn pattern.
8505 (*ashlqi3): Rename from ashlqi3 insn pattern.
8506 (ashlqi3): New expanders.
8507 (*lshrqi3): Rename from lshrqi3 insn pattern.
8508 (lshrqi3): New expanders.
8509 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8510 lshrqi3_const5, lshrqi3_const6): New splitters.
8511 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8512 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8515 2008-08-22 Richard Guenther <rguenther@suse.de>
8517 PR tree-optimization/37078
8518 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8519 [+INF, +INF] ranges.
8521 2008-08-22 Richard Guenther <rguenther@suse.de>
8523 PR tree-optimization/37143
8524 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8525 a conversion statement instead of a copy.
8527 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8530 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8531 CCCmode, CCOmode and CCSmode destination modes.
8534 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8535 from different units in a single alternative.
8536 (*vec_extractv2sf_1): Ditto.
8537 (*vec_extractv2si_0): Ditto.
8538 (*vec_extractv2si_1): Ditto.
8539 * config/i386/sse.md (sse2_storehpd): Ditto.
8540 (sse2_storelpd): Ditto.
8541 (sse2_loadhpd): Ditto.
8542 (sse2_loadlpd): Ditto.
8545 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8546 (popcountsi2): Ditto.
8547 (clzdi2_abm): Ditto.
8548 (popcountdi2): Ditto.
8549 (clzhi2_abm): Ditto.
8550 (popcounthi2): Ditto.
8552 2008-08-22 Richard Guenther <rguenther@suse.de>
8556 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8557 if the multiplication does not overflow.
8559 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8561 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8563 2008-08-21 Richard Henderson <rth@redhat.com>
8565 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8566 spurrious comma from test.
8567 * configure: Rebuild.
8569 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8572 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8575 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8577 * c-tree.h (grokfield): New argument.
8578 * c-decl.c (grokfield): Handle new location argument.
8579 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8581 2008-08-21 Richard Guenther <rguenther@suse.de>
8583 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8585 2008-08-21 Jan Hubicka <jh@suse.cz>
8587 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8588 (cgraph_add_function_insertion_hook,
8589 cgraph_remove_function_insertion_hook,
8590 cgraph_call_function_insertion_hooks): New functions.
8591 * cgraph.h (cgraph_add_function_insertion_hook,
8592 cgraph_remove_function_insertion_hook,
8593 cgraph_call_function_insertion_hooks): Declare.
8594 * ipa-reference.c (function_insertion_hook_holder): New variable.
8595 (check_operand, look_for_address_of): When checking late, do not care
8596 about module bitmaps.
8597 (add_new_function): New function.
8598 (generate_summary): Register hooks; zero module bitmaps.
8599 (propagate): Unregister hooks.
8600 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8601 (add_new_function): New function.
8602 (generate_summary): Register hook.
8603 (propagate): Remove hook.
8605 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8607 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8608 * ipa-cp.c (ipcp_update_cloned_node): New function.
8609 (build_const_val): Handle functions correctly; bring type logic
8610 into sync with tree-inline.c
8611 (ipcp_init_stage): Take care of computing stuff needed by
8612 indirect inlining; update clones.
8613 (ipcp_generate_summary): Break out of ipcp_driver.
8614 (ipcp_driver): Do only execution and transformation.
8615 (pass_ipa_cp): Make IPA_PASS.
8616 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8618 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8619 ipcp, some info is already available.
8620 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8621 * tree-inline.c (remap_ssa_name): Unshare expression.
8623 2008-08-21 Richard Guenther <rguenther@suse.de>
8625 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8626 a PHI ask VN if it is already available.
8627 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8628 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8630 2008-08-21 Richard Guenther <rguenther@suse.de>
8633 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8634 makes sure to produce a result of the correct type.
8636 2008-08-21 Jan Hubicka <jh@suse.cz>
8637 Backport from LTO branch:
8639 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8640 Jan Hubicka <jh@suse.cz>
8643 (init_state, finish_state, set_function_state, generate_summary):
8645 (scan_stmt): Renamed from scan_function. Changed to keep state in
8646 local static vars rather than cgraph aux field.
8647 (propagate): Renamed from static_execute. Changed to keep state in
8648 local static vars rather than cgraph aux field.
8649 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8650 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8652 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8654 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8655 * ipa-reference.c (init_function_info, generate_summary,
8656 propagate): New functions.
8657 (analyze_function): Call init_function_info.
8658 (static_execute): Stripped into generate_summary and propagate.
8659 (pass_ipa_reference): Made into ipa_opt_pass.
8661 2008-08-21 Richard Guenther <rguenther@suse.de>
8663 PR tree-optimization/37181
8664 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8666 (extract_range_from_unary_expr): Likewise.
8668 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8670 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8672 * toplev.h (pedwarn_at): Likewise.
8673 * builtins.c: Update all calls to pedwarn.
8674 * c-lex.c: Likewise.
8675 * toplev.c: Likewise.
8676 * c-tree.h: Likewise.
8677 * c-decl.c: Likewise.
8678 * c-errors.c: Likewise.
8679 * c-typeck.c: Likewise.
8680 * c-common.c: Likewise.
8681 * c-parser.c: Likewise.
8683 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8686 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8687 with MODE_VECTOR_INT mode.
8689 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8692 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8693 initialized outside the current module.
8694 (warn_uninitialized_var): Ignore left-hand side when walking the
8695 trees. Ignore address expressions. Examine VUSE operands in gimple
8696 statements with a variable declaration on the right-hand side.
8698 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8701 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8703 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8706 * c-common.c (conversion_warning): Do not warn if applying bit-and
8707 operator to unsigned constant that fits in the target type.
8709 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8712 * c-common.c (conversion_warning): Do not warn for artificial
8715 2008-08-20 Richard Guenther <rguenther@suse.de>
8717 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8718 (extract_range_from_binary_expr): Fall back to constant propagation.
8719 (extract_range_from_unary_expr): Likewise.
8721 2008-08-20 Richard Guenther <rguenther@suse.de>
8723 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8724 with TREE_THIS_VOLATILE on shared nodes.
8725 (fold_stmt_r): Likewise.
8727 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8730 * c-parser.c (c_parser_attributes): For keywords use canonical
8731 spelling for attr_name.
8733 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8735 * value-prof.c (check_counter): Revert wrong call to error.
8737 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8739 * profile.c: Update calls to inform.
8740 * value-prof.c: Update calls to inform.
8742 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8744 * diagnostic.c (inform): Add an explicit location_t parameter.
8745 * toplev.h (inform): Update declaration.
8746 * builtins.c: Update all calls to inform.
8747 * c-common.c: Likewise.
8748 * c-decl.c: Likewise.
8749 * c-opts.c: Likewise.
8750 * c-pch.c: Likewise.
8751 * c-pragma.c: Likewise.
8752 * c-typeck.c: Likewise.
8753 * coverage.c: Likewise.
8755 * toplev.c: Likewise.
8756 * tree-cfg.c: Likewise.
8757 * tree-ssa.c: Likewise.
8759 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8762 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8763 V2DI mode, for SSE4.1, use movq instead of vector set if the
8764 second element is zero and inter-unit moves are OK.
8766 2008-08-20 Richard Guenther <rguenther@suse.de>
8768 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8769 properly handle conversion/copy chains after tuplification.
8771 2008-08-20 Richard Guenther <rguenther@suse.de>
8773 * passes.c (init_optimization_passes): Move the second
8774 forwprop pass before alias computation. Remove the second
8775 DCE pass. Remove the first dominator and phi copy/const
8778 2008-08-20 Nick Clifton <nickc@redhat.com>
8780 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8781 support of this feature. Do not assume that a sufficiently new
8782 assembler will support the feature regardless of the target type.
8783 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8784 * configure: Regenerate.
8786 2008-08-20 Richard Guenther <rguenther@suse.de>
8788 * tree-vrp.c (found_in_subgraph): Remove.
8789 (live): New global static.
8790 (live_on_edge): New function.
8791 (blocks_visited): Remove.
8792 (register_edge_assert_for_2): Use live_on_edge.
8793 (find_conditional_asserts): Remove code dealing with
8794 found_in_subgraph. Do not walk the CFG.
8795 (find_switch_asserts): Likewise.
8796 (find_assert_locations_1): Renamed from find_assert_locations.
8797 Move finding assert locations for conditional and switch
8798 statements first. Update live bitmap. Do not walk the CFG.
8799 (find_assert_locations): New function.
8800 (insert_range_assertions): Remove entry of CFG walk.
8801 Adjust call to find_assert_locations.
8802 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8803 that only can appear because of fake exit edges but assert we
8804 never try to insert on those.
8805 (fini_pre): Do not remove fake exit edges here...
8806 (execute_pre): ...but here, before committing edge inserts.
8808 2008-08-19 Richard Guenther <rguenther@suse.de>
8810 * passes.c (init_optimization_passes): Exchange store-ccp
8813 2008-08-19 Rafael Espíndola <espindola@google.com>
8815 * varasm.c (weak_decls): Move earlier in the file.
8816 (assemble_external): Add weak decls to the weak_decls list.
8817 (declare_weak): Don't add decls to the weak_decls list.
8819 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8822 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8823 before (sse2_shufpd_<mode>).
8825 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8828 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8829 * tree.c (block_nonartificial_location): Likewise.
8831 2008-08-19 Richard Guenther <rguenther@suse.de>
8833 PR tree-optimization/35972
8834 PR tree-optimization/23094
8835 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8837 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8838 handle MISALIGNED_INDIRECT_REF.
8839 (get_ref_from_reference_ops): New helper.
8840 (vn_reference_lookup_pieces): Walk the use-def chain using the
8841 alias-oracle if requested.
8842 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8843 walking the use-def chain.
8844 (compute_avail): But not here.
8845 (create_component_ref_by_pieces_1): Properly handle
8846 MISALIGNED_INDIRECT_REF.
8847 (do_regular_insertion): Handle fully redundant
8848 expressions after PHI-translation also for SSA_NAME values, not
8849 only constants. Correctly use edoubleprime for that.
8851 2008-08-19 Ira Rosen <irar@il.ibm.com>
8853 * tree-vectorizer.c (supportable_widening_operation): Support
8854 multi-step conversion, return the number of steps in such conversion
8855 and the required intermediate types.
8856 (supportable_narrowing_operation): Likewise.
8857 * tree-vectorizer.h (vect_pow2): New function.
8858 (supportable_widening_operation): Change argument types.
8859 (supportable_narrowing_operation): Likewise.
8860 (vectorizable_type_promotion): Add an argument.
8861 (vectorizable_type_demotion): Likewise.
8862 * tree-vect-analyze.c (vect_analyze_operations): Call
8863 vectorizable_type_promotion and vectorizable_type_demotion with
8864 additional argument.
8865 (vect_get_and_check_slp_defs): Detect patterns.
8866 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8868 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8869 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8870 factor according to the smallest type in the loop.
8871 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8872 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8873 supportable_widening_operation with correct arguments.
8874 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8875 operands lists according to the number of vector statements in left
8876 or right node, if exists.
8877 (vect_gen_widened_results_half): Remove unused argument.
8878 (vectorizable_conversion): Call supportable_widening_operation,
8879 supportable_narrowing_operation, and vect_gen_widened_results_half
8880 with correct arguments.
8881 (vectorizable_assignment): Change documentation, support multiple
8883 (vectorizable_operation): Likewise.
8884 (vect_get_loop_based_defs): New function.
8885 (vect_create_vectorized_demotion_stmts): Likewise.
8886 (vectorizable_type_demotion): Support loop-aware SLP and general
8887 multi-step conversion. Call vect_get_loop_based_defs and
8888 vect_create_vectorized_demotion_stmts for transformation.
8889 (vect_create_vectorized_promotion_stmts): New function.
8890 (vectorizable_type_promotion): Support loop-aware SLP and general
8891 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8893 (vectorizable_store): Change documentation, support multiple
8895 (vectorizable_load): Likewise.
8896 (vect_transform_stmt): Pass SLP_NODE to
8897 vectorizable_type_promotion and vectorizable_type_demotion.
8898 (vect_schedule_slp_instance): Move here the calculation of number
8899 of vectorized statements for each node from...
8900 (vect_schedule_slp): ... here.
8901 (vect_transform_loop): Call vect_schedule_slp without the last
8904 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8907 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8908 to == in assert statement.
8909 (vectorizable_reduction): Fix typo.
8911 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8914 * value-prof.c (check_counter): Dereference pointer to overall
8915 count when printing it.
8917 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8919 * profile.h: Really add it.
8921 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8923 * mcf.c: Really add it.
8925 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8926 Vinodha Ramasamy <vinodha@google.com>
8928 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8930 * value-prof.c (check_counter): Fix the counter if
8931 flag_profile_correction is true.
8932 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8933 tree_mod_subtract_transform):
8934 Follow check_counter parameter change.
8935 * common.opt (fprofile-correction): New option.
8937 * profile.h: Likewise.
8938 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8939 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8940 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8942 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8943 flag_profile_correction is set.
8945 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8947 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8949 2008-08-18 Tomas Bily <tbily@suse.cz>
8951 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8952 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8954 * tree-data-ref.c (split_constant_offset_1): Likewise.
8955 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8956 * tree-sra.c (sra_walk_expr): Likewise.
8957 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8958 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8959 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8960 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8962 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8963 * tree-vect-transform.c (vectorizable_type_demotion)
8964 (vectorizable_type_promotion): Likewise.
8965 * tree-inline.c (expand_call_inline):
8966 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8967 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8968 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8969 * expr.c (expand_expr_real_1): Likewise.
8970 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8971 (gimple_assign_unary_useless_conversion_p): Likewise.
8972 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8973 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8974 * fold-const.c (fold_unary): Likewise.
8975 * tree.h (CONVERT_EXPR_P): Likewise.
8976 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8977 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8979 (register_edge_assert_for_2, extract_range_from_unary_expr)
8980 (register_edge_assert_for_1): Likewise.
8982 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8984 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8985 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8986 (enum real_value_const): Delete.
8987 (get_real_const): Delete.
8988 * real.c (get_real_const): Delete.
8989 (dconst_e_ptr): Define.
8990 (dconst_third_ptr): Define.
8991 (dconst_sqrt2_ptr): Define.
8992 * builtins.c: Update all callers.
8994 2008-08-18 Richard Guenther <rguenther@suse.de>
8996 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8997 statement iterator after statement removal.
8999 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9001 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9002 (detect_processor_freebsd): Likewise.
9003 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9005 2008-08-18 Richard Guenther <rguenther@suse.de>
9007 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9008 and loads have the correct types.
9010 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9013 * c-opts.c (cpp_opts): Remove static.
9014 * c-parser.c (cpp_opts): Declare it extern.
9015 (disable_extension_diagnostics): Handle cpp options.
9016 (enable_extension_diagnostics): Likewise.
9018 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9020 * diagnostics.c (permerror_at): Rename as permerror.
9021 (permerror): Delete.
9022 * toplev.h: Likewise.
9024 2008-08-18 Richard Guenther <rguenther@suse.de>
9026 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9027 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9028 Move call_cdce before build_alias. Move copyrename2,
9029 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9030 right after final inlining.
9031 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9032 (pass_build_cfg): But instead via TODO_dump_func.
9034 2008-08-18 Richard Guenther <rguenther@suse.de>
9036 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9038 (scalarize_init): If we failed to generate some initializers
9039 do not generate zeros for not instantiated members. Instead
9040 rely on the copy out.
9041 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9042 about missing flow-sensitive alias info only if we have
9045 2008-08-17 Nick Clifton <nickc@redhat.com>
9047 * doc/extend.texi (Function Attributes): Fix typo in description
9048 if hot function attribute.
9050 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9051 Richard Sandiford <rdsandiford@googlemail.com>
9053 * doc/install.texi (--with-mips-plt): Document.
9054 * doc/invoke.texi (-mplt, -mno-plt): Document.
9055 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9056 and handle ${with_mips_plt}.
9057 * config/mips/mips.opt (mplt): New option.
9058 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9059 (TARGET_ABICALLS_PIC2): Likewise.
9060 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9061 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9062 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9063 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9064 to decide whether to output ".option picX" directives.
9065 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9066 Pass -call_nonpic rather than -KPIC for -mplt.
9067 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9068 on the command line. Also remove it when -mabi=64 is used without
9070 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9071 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9072 TARGET_ABICALLS_PIC0.
9073 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9075 (mips16_build_function_stub): Only output ".option pic" directives
9076 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9077 (mips16_build_call_stub): Fix comment and remove redundant
9078 ".set at"/"set .noat" directives.
9079 (mips_function_rodata_section): Use the default behaviour for
9080 TARGET_ABSOLUTE_ABICALLS.
9081 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9082 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9083 (mips_restore_gp): Do nothing if the current function doesn't use
9085 (mips_expand_prologue): Only save $gp if the current function uses it.
9086 Use a normal move for TARGET_ABICALLS_PIC0.
9087 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9089 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9091 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9092 of function when handling GLOBAL_POINTER_REGNUM.
9094 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9097 * common.opt (-fstack-check): Do not declare the variable here.
9098 (-fstack-check=): New option variant.
9099 * doc/invoke.texi (Code Gen Options): Document it.
9100 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9101 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9102 (STACK_CHECK_STATIC_BUILTIN): New macro.
9103 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9104 * opts.c: Include expr.h.
9105 (common_handle_option) <OPT_fold_stack_check_>: New case.
9106 <OPT_fstack_check>: Likewise.
9107 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9108 consistently in the test for variable-sized types. Adjust for
9109 new behaviour of flag_stack_check.
9110 * explow.c: Include except.h.
9111 (allocate_dynamic_stack_space): Do not take into account
9112 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9113 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9114 for variable-sized parameters. Treat all parameters whose size is
9115 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9116 stack checking is enabled.
9117 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9118 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9119 if generic stack checking is enabled.
9120 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9121 * reload1.c (reload): Likewise.
9122 * stmt.c (expand_decl): Assert that all automatic variables have
9123 fixed size at this point and remove dead code.
9124 * flags.h (stack_check_type): New enumeration type.
9125 (flag_stack_check): Declare.
9126 * toplev.c (flag_stack_check): New global variable.
9127 * Makefile.in (opts.o): Add dependency on EXPR_H.
9128 (explow.o): Add dependency on except.h.
9130 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9132 * config/avr/avr.c (avr_override_options): Reduce value of
9133 PARAM_INLINE_CALL_COST.
9135 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9137 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9138 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9139 lieu of TYPE_MODE (type) throughout.
9141 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9143 * config/arm/arm.c (add_minipool_backward_ref): Check for
9144 8-byte-aligned entries in second case of forcing insertion after a
9145 particular entry. Change third case to avoid inserting
9146 non-8-byte-aligned entries before 8-byte-aligned ones.
9148 2008-08-15 Richard Guenther <rguenther@suse.de>
9150 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9151 strip components for unknown size accesses.
9153 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9155 * config/s390/2097.md New file.
9156 * config/s390/s390.md ("z10prop" attribute): Define none,
9157 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9158 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9159 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9160 possible values and apply them to insns as appropriate.
9161 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9162 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9163 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9164 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9165 ("bfp" mode attribute): Removed. Every occurence replaced
9167 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9168 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9171 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9174 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9177 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9179 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9180 additional argument. Support reduction when duplication is needed due
9181 to data-types of different sizes in the loop.
9182 (get_initial_def_for_induction): Fix printout.
9183 (vect_get_vec_def_for_stmt_copy): Support case where the
9184 vec_stmt_for_operand is a phi node.
9185 (vectorizable_reduction): Support reduction when duplication is needed
9186 due to data-types of different sizes in the loop.
9187 (vectorizable_call): Remove restriction to not vectorize in case we
9188 have data-types of different sizes in the loop.
9189 (vectorizable_conversion): Likewise.
9190 (vectorizable_operation): Likewise.
9191 (vectorizable_type_demotion): Likewise.
9192 (vectorizable_type_promotion): Likewise.
9193 (vectorizable_induction): Add restriction to not vectorize in case
9194 we have data-types of different sizes in the loop.
9196 2008-08-14 Christophe Saout <christophe@saout.de>
9197 Uros Bizjak <ubizjak@gmail.com>
9200 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9201 (*vec_concatv2di_rex64_sse4_1): Ditto.
9202 (*vec_concatv2di_rex64_sse): Ditto.
9204 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9207 * fold-const.c (fold_widened_comparison): Do not allow
9208 sign changes that change the result even if shorter type
9209 is wider than arg1_unw's type.
9211 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9213 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9214 Skip if the multilib testing specifies -march that does not
9215 agree with the one specified in the testcase.
9217 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9219 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9220 zero extend SImode values being converted to TFmode before passing
9223 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9225 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9226 __PPU__ when targeting the Cell/B.E. PPU processor.
9228 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9230 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9231 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9232 Rematerialize the static chain, if any.
9233 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9236 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9238 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9239 (new_loc_descr): Likewise.
9240 (add_loc_descr): Likewise.
9241 (size_of_loc_descr): Likewise.
9242 (size_of_locs): Likewise.
9243 (output_loc_operands): Likewise.
9244 (output_loc_sequence): Likewise.
9245 (new_reg_loc_descr): New.
9246 (build_cfa_loc): Use it.
9247 (build_cfa_aligned_loc): Likewise.
9248 (one_reg_loc_descriptor): Likewise.
9249 (based_loc_descr): Likewise.
9251 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9254 * doc/invoke.texi (Wmain): Update.
9255 * c-decl.c (start_decl): warn_main is only 0 or 1.
9256 (start_function): Likewise. Fix formatting.
9257 (finish_function): Delete redundant warning.
9258 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9259 * c-opts (c_common_handle_option): -Wall only has effect if
9260 warn_main is uninitialized. OPT_Wmain is automatically
9261 handled. -pedantic also enables Wmain.
9262 (c_common_post_options): Handle all logic for Wmain here.
9263 * c-common.c (warn_main): Delete.
9264 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9265 * c-common.h (warn_main): Delete.
9267 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9270 * expr.c (emit_group_store): Allocate stack temp with the
9271 largest alignment when copying from register to stack.
9273 2008-08-13 Richard Guenther <rguenther@suse.de>
9275 * tree.h (maybe_fold_offset_to_address): Declare.
9276 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9277 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9278 Likewise for POINTER_PLUS_EXPR.
9279 (maybe_fold_offset_to_reference): Enable disabled code.
9280 (maybe_fold_offset_to_address): New function.
9281 (fold_stmt_r): Use it.
9282 (fold_gimple_assign): Likewise.
9283 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9284 (gimplify_expr): Likewise.
9286 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9288 * toplev.h (pedwarn_at): Fix declaration.
9290 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9292 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9293 LINK_SPEC): Use %R in -Y P argument.
9295 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9298 * diagnostic.c (pedwarn_at): New.
9299 * toplev.h (pedwarn_at): Declare.
9300 * c-tree.h (build_enumerator): Update declaration.
9301 * c-decl.c (finish_enum): Update comment.
9302 (build_enumerator): Take a location parameter. Give a pedwarn but do
9303 not perform any conversion.
9304 * c-parser.c (c_parser_enum_specifier): Set correct location for
9307 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9310 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9311 expressions except for conversions to signed:1 bitfields. Handle
9312 COND_EXPR with constant operands.
9314 2008-08-13 Richard Guenther <rguenther@suse.de>
9316 PR tree-optimization/15255
9317 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9318 (struct oecount_s): New struct and VEC types.
9320 (oecount_hash): New function.
9321 (oecount_eq): Likewise.
9322 (oecount_cmp): Likewise.
9323 (zero_one_operation): New function.
9324 (build_and_add_sum): Likewise.
9325 (undistribute_ops_list): Perform un-distribution of multiplication
9326 and division on the chain of summands.
9327 (should_break_up_subtract): Also break up subtracts for factors.
9328 (reassociate_bb): Delete dead visited statements.
9329 Call undistribute_ops_list. Re-sort and optimize if it did something.
9330 * passes.c (init_optimization_passes): Move DSE before
9332 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9335 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9337 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9339 * doc/invoke.texi: Revert unintended checkin.
9341 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9344 * gcc.c (include_spec_function): Tweak call to find_a_file.
9346 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9349 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9350 and TRUTH_ORIF_EXPR.
9351 * dojump.c (do_jump): Likewise.
9353 PR tree-optimization/37084
9354 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9355 if id->regimplify, don't assume stmt is a cast assignment.
9357 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9359 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9361 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9364 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9367 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9369 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9370 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9372 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9373 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9374 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9375 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9376 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9378 * doc/tm.texi (Storage Layout): Remove documentation for
9379 TARGET_FLOAT_FORMAT.
9381 * simplify-rtx.c (simplify_binary_operation_1): Replace
9382 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9384 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9386 * real.h (struct real_format): New member has_sign_dependent_rounding.
9387 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9388 spu_single_format, ieee_double_format, mips_double_format,
9389 motorola_double_format, ieee_extended_motorola_format,
9390 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9391 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9392 mips_extended_format, ieee_quad_format, mips_quad_format,
9393 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9394 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9396 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9397 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9398 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9399 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9400 (ROUND_TOWARDS_ZERO): Likewise.
9402 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9403 (FLOAT_MODE_FORMAT): New macro.
9404 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9405 (MODE_COMPOSITE_P): ... this new macro.
9406 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9407 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9408 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9410 * flags.h: Include "real.h".
9412 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9413 REAL_MODE_FORMAT_COMPOSITE_P.
9414 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9416 * doc/tm.texi (Storage Layout): Remove documentation of
9417 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9418 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9419 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9420 they only apply to libgcc2.a.
9422 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9424 * config/spu/float_disf.c: New file.
9425 * config/spu/float_unsdisf.c: New file.
9426 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9427 (LIB2FUNCS_EXCLUDE): Define.
9429 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9430 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9432 * real.h (struct real_format): New member round_towards_zero.
9433 * real.c (round_for_format): Respect fmt->round_towards_zero.
9434 (ieee_single_format, mips_single_format, motorola_single_format,
9435 spu_single_format, ieee_double_format, mips_double_format,
9436 motorola_double_format, ieee_extended_motorola_format,
9437 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9438 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9439 mips_extended_format, ieee_quad_format, mips_quad_format,
9440 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9441 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9443 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9444 real_format to choose rounding mode when calling MPFR functions.
9445 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9446 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9448 * real.h (real_to_decimal_for_mode): Add prototype.
9449 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9450 Respect target rounding mode when generating decimal representation.
9451 (real_to_decimal): New stub for backwards compatibility.
9452 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9453 real_to_decimal_for_mode instead of real_to_decimal.
9455 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9457 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9458 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9460 * real.c (spu_single_format): New variable.
9461 * real.h (spu_single_format): Declare.
9463 * config/spu/spu.c (spu_override_options): Install SFmode format.
9464 (spu_split_immediate): Use integer mode to operate on pieces of
9465 floating-point values in all cases.
9467 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9468 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9469 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9471 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9473 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9475 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9477 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9479 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9482 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9483 on the VAR_DECL instead of TYPE_READONLY on its type.
9485 2008-08-12 Ira Rosen <irar@il.ibm.com>
9487 * tree-vectorizer.c: Depend on langhooks.h.
9488 (supportable_widening_operation): Add two arguments. Support double
9490 (supportable_narrowing_operation): Likewise.
9491 * tree-vectorizer.h (supportable_widening_operation): Add two
9493 (supportable_narrowing_operation): Likewise.
9494 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9495 supportable_widening_operation with correct arguments.
9496 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9497 (vectorizable_type_demotion): Support double type conversions.
9498 (vectorizable_type_promotion): Likewise.
9499 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9501 2008-08-11 Michael Matz <matz@suse.de>
9503 * i386/i386.c (override_options): Move initialisation from
9504 flag_schedule_insns_after_reload to here from ...
9505 (optimization_options): ... here.
9507 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9509 PR rtl-optimization/36998
9510 * dwarf2out.c (compute_barrier_args_size_1,
9511 compute_barrier_args_size): Temporarily remove assertions.
9513 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9516 * tree-ssa.c (struct walk_data): Add new flag
9517 warn_possibly_uninitialized.
9518 (warn_uninitialized_var): Use it.
9519 (warn_uninitialized_vars): New.
9520 (execute_early_warn_uninitialized): Call it.
9521 (execute_late_warn_uninitialized): Likewise.
9523 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9526 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9529 2008-08-09 Jan Hubicka <jh@suse.cz>
9532 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9534 (expand_fix): Be prepared for expansion to fail.
9535 (expand_sfix_optab): Remove instructions if expansion failed.
9537 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9539 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9541 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9542 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9544 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9546 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9547 mips/t-libgcc-mips16 to tmake_file.
9548 * config/mips/mips-protos.h (mips_call_type): New enum.
9549 (mips_pic_base_register, mips_got_load): Declare.
9550 (mips_restore_gp): Take an rtx argument.
9551 (mips_use_pic_fn_addr_reg_p): Declare.
9552 (mips_expand_call): Replace the sibcall_p argument with
9553 a mips_call_type argument. Add a lazy_p parameter.
9554 (mips_split_call): Declare.
9555 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9556 (MIPS16_PIC_TEMP): Likewise.
9557 (reg_class): Delete M16_NA_REGS.
9558 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9559 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9560 (mips_split_hi_p): Declare.
9561 * config/mips/mips.c (mips_split_hi_p): New array.
9562 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9563 (mips_got_symbol_type_p): New function.
9564 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9565 (mips16_stub_function_p): New function.
9566 (mips16_local_function_p): Likewise.
9567 (mips_use_pic_fn_addr_reg_p): Likewise.
9568 (mips_cannot_force_const_mem): Return false for HIGHs.
9569 Extend CONST_INT and symbolic handling to MIPS16, using
9570 mips_symbol_insns to check that the base symbol type is a
9571 legitimate constant. Reject GOT-based constants if
9572 TARGET_MIPS16_PCREL_LOADS.
9573 (mips_const_insns): Check targetm.cannot_force_const_mem when
9574 decomposing a symbolic base and a large offset.
9575 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9576 When calling a function that needs $25 from MIPS16 code,
9577 move the target address into $25 separately and add a USE
9579 (mips16_gp_pseudo_reg): Insert the initializer immediately
9580 before the first real insn.
9581 (mips_pic_base_register, mips_got_load): New functions.
9582 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9583 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9584 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9585 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9586 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9587 also passing NULL_RTX rather than const0_rtx as the aux argument.
9588 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9589 instead of TARGET_EXPLICIT_RELOCS.
9590 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9591 (mips_load_call_address): Replace the sibcall_p argument with
9592 a mips_call_type argument. Use mips_got_load.
9593 (mips16_local_alias): New structure.
9594 (mips16_local_aliases): New variable.
9595 (mips16_local_aliases_hash): New function.
9596 (mips16_local_aliases_eq): Likewise.
9597 (mips16_local_alias): Likewise.
9598 (mips16_stub_function): Likewise.
9599 (mips16_build_function_stub): Create a local alias for the target
9600 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9601 .cpload directive and an R_MIPS_NONE relocation for the target
9602 function, then load the alias rather than the function itself.
9603 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9604 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9605 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9606 (mips16_build_call_stub): Replace the FN parameter with an
9607 FN_PTR parameter. Force the address into a register if it
9608 isn't a call_insn_operand; don't rely on the caller to do this.
9609 If a call to a locally-defined and locally-binding MIPS16
9610 function must be made indirectly, redirect the call to the
9611 function's local alias. Use mips16_stub_function_p,
9612 mips16_stub_function, mips_expand_call and use_reg.
9613 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9614 Use explicit %hi and %lo accesses where possible.
9615 Use MIPS_CALL to generate the correct code form of a
9616 jal instruction. Add clobbers of $18 instead of uses.
9617 Update the call to mips_emit_call_insn.
9618 (mips_expand_call): Replace the SIBCALL_P argument with a
9619 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9620 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9621 allowing it to modify the call address. Update the calls to
9622 mips_load_call_address and mips_emit_call_insn.
9623 (mips_split_call): New function.
9624 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9625 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9626 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9627 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9628 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9630 (mips_cprestore_slot): New function.
9631 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9632 and use mips_cprestore_slot.
9633 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9635 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9636 then use a copygp_mips16 instruction to set up $28.
9637 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9638 (mips16_lay_out_constants): Call split_all_insns_noflow.
9639 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9640 false if TARGET_MIPS16.
9641 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9642 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9643 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9644 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9645 MIPS16 code. Allow MIPS16 o32 PIC.
9646 (mips_override_options): Allow MIPS16 o32 PIC.
9647 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9648 after reload if TARGET_USE_GOT.
9649 (UNSPEC_COPYGP): New constant.
9650 (length): Use a default length of 8 for MIPS16 GOT loads.
9651 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9652 (*got_page<mode>): Check mips_split_hi_p.
9653 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9654 (unspec_got<mode>, unspec_call<mode>): New expanders.
9655 (load_got<mode>, load_call<mode>): Remove the length attributes.
9656 Use a got attribute instead of a type attribute.
9657 (copygp_mips16): New insn.
9658 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9659 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9660 (sibcall, sibcall_value, call, call_value): Update the calls
9661 to mips_expand_call.
9662 (call_internal, call_value_internal): Use mips_split_call.
9663 (call_value_multiple_internal): Likewise.
9664 (call_split): Move after call_internal (the insn it is split from).
9665 (call_internal_direct, call_value_internal_direct): Turn into
9666 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9667 (call_direct_split, call_value_direct_split): New patterns.
9668 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9669 and use M16_REGS instead of M16_NA_REGS.
9670 * config/mips/predicates.md (const_call_insn_operand): Replace
9671 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9672 mips_use_pic_fn_addr_reg_p check.
9673 (move_operand): Reject HIGHs if mips_split_hi_p.
9674 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9675 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9676 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9677 * config/mips/libgcc-mips16.ver: New file.
9678 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9679 $(srcdir)/config/mips/libgcc-mips16.ver.
9681 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9683 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9685 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9686 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9687 (mips16_cfun_returns_in_fpr_p): Likewise.
9689 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9691 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9692 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9693 rather than 4 to PC.
9695 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9697 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9698 (FUNCTION_PROFILER): Save the static chain pointer into $2
9699 beforehand and restore it aftewards.
9700 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9701 address directly into $25 and call the function through $25;
9702 do not clobber $3. Pad the DImode version to cover the space
9703 left by the deleted $25 <- $3 move.
9704 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9705 the removal of the $25 <- $3 move.
9706 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9707 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9709 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9710 Daniel Jacobowitz <dan@codesourcery.com>
9712 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9713 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9714 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9715 * config/mips/mips.c (mips_start_function_definition): New function.
9716 (mips_end_function_definition): Likewise.
9717 (mips_output_function_prologue): Use mips_start_function_definition.
9718 (mips_output_function_epilogue): Use mips_end_function_definition.
9719 (build_mips16_function_stub): Use mips_start_function_definition
9720 and mips_end_function_definition.
9721 (build_mips16_call_stub): Likewise.
9723 2008-08-09 Richard Guenther <rguenther@suse.de>
9725 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9726 * gimple.h (gimple_call_fn): Adjust comment.
9727 (gimple_call_set_fndecl): New function.
9728 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9729 longer having bare FUNCTION_DECL operand.
9730 (gimple_call_return_type): Likewise.
9731 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9733 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9734 (gimple_mod_pow2): Likewise.
9735 (gimple_mod_subtract): Likewise.
9736 (gimple_ic): Likewise.
9737 (gimple_stringop_fixed_value): Likewise.
9738 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9739 longer having bare FUNCTION_DECL operand.
9740 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9741 * omp-low.c (optimize_omp_library_calls): Likewise.
9742 * cgraphunit.c (update_call_expr): Likewise.
9743 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9744 (execute_convert_to_rsqrt): Likewise.
9745 * cfgexpand.c (gimple_to_tree): Simplify.
9746 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9747 bare FUNCTION_DECL operand.
9748 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9749 (convert_gimple_call): Use gimple_call_fndecl.
9750 * c-common.c (c_warn_unused_result): Likewise.
9752 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9755 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9756 (c_finish_return): Likewise.
9757 (c_start_case): Likewise.
9758 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9759 * c-parser.c (c_parser_condition): New. Call
9760 verify_sequence_points.
9761 (c_parser_paren_condition): Call c_parser_condition.
9762 (c_parser_for_statement): Call c_parser_condition.
9764 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9767 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9768 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9769 Moved from diagnostic.h
9770 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9772 (emit_diagnostic): New.
9773 (warning0, pedwarn0): Delete.
9774 (warning, warning_at, pedwarn, permerror): Return bool.
9775 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9776 Moved to diagnostic.c.
9777 (struct diagnostic_context): Use correct type for
9778 classify_diagnostic.
9779 (diagnostic_report_diagnostic): Update declaration.
9780 (emit_diagnostic): Declare.
9781 * errors.c (warning): Return bool.
9782 * errors.h (warning): Update declaration.
9783 * toplev.h (warning0, pedwarn0): Delete.
9784 (warning, warning_at, pedwarn, permerror): Return bool.
9785 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9786 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9787 inform. Update all calls.
9788 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9789 before giving informative note.
9790 (implicit_decl_warning): Likewise.
9791 * c-typeck.c (build_function_call): Likewise.
9792 * tree-sssa.c (warn_uninit): Likewise.
9793 * builtins.c (gimplify_va_arg_expr): Likewise.
9795 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9798 * doc/invoke.texi (-Wextra): Move warning from here...
9799 (-Wuninitialized): ... to here.
9801 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9804 * flags.h (set_Wunused): Delete
9805 * toplev.c (process_options): Handle Wunused flags here.
9806 * opts.c (maybe_warn_unused_parameter): Delete.
9807 (common_handle_option): Replace set_Wunused by warn_unused.
9808 (set_Wextra): Do not handle Wunused-parameter here.
9809 (set_Wunused): Delete.
9810 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9812 * common.opt (Wunused): Add Var and Init.
9813 (Wunused-function): Likewise.
9814 (Wunused-label): Likewise.
9815 (Wunused-parameter): Likewise.
9816 (Wunused-value): Likewise.
9817 (Wunused-variable): Likewise.
9819 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9821 * doc/invoke.texi: Add cpu_type power7.
9822 * config.in (HAVE_AS_VSX): New.
9823 * config.gcc: Add cpu_type power7.
9824 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9826 * configure: Regenerate.
9827 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9829 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9830 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9831 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9833 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9835 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9836 type to vectorize.builtin_conversion.
9837 (vectorizable_conversion): Likewise.
9838 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9839 integral type as input.
9840 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9842 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9843 and ALTIVEC_BUILTIN_VCTSXS.
9844 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9847 2008-08-08 Richard Guenther <rguenther@suse.de>
9849 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9850 (surely_varying_stmt_p): Calls are varying only if they are
9851 non-builtin and not indirect or have no result.
9852 (ccp_fold): Re-instantiate code before the tuples merge.
9854 2008-08-08 Richard Guenther <rguenther@suse.de>
9856 PR tree-optimization/37056
9857 * gimple.h (gimple_assign_rhs_class): New helper function.
9858 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9859 unary operations properly.
9861 2008-08-07 Jan Hubicka <jh@suse.cz>
9863 * i386.h (ix86_size_cost): Declare.
9864 (ix86_cur_cost): New function macro.
9865 * i386.md (peepholes expanding size and splitters): Predicate by
9866 optimize_insn_for_speed_p.
9867 (peepholes reduce size and splitters): Predicate by
9868 optimize_insn_for_size_p.
9869 * i386.c (ix86_size_cost): Rename from ...
9870 (size_cost): This one.
9871 (override_options): Update.
9872 (decide_alg): Likewise.
9873 (ix86_expand_clear): Use RTL profile.
9874 (ix86_pad_returns): Use RTL profile.
9876 2008-08-07 Jan Hubicka <jh@suse.cz>
9878 * recog.c (split_all_insns): Set RTL profile
9879 (peephole2_optimize): Likewise.
9880 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9881 * combine.c (combine_instructions): Likewise.
9883 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9885 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9887 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9889 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9890 value in a6 after the set_frame_ptr insn.
9892 2008-08-07 Richard Henderson <rth@redhat.com>
9895 * gcc.c (cpp_options): Pass along -g*.
9897 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9899 * config/arm/arm.c (output_move_neon): Update comment describing
9900 big-endian vector layout.
9901 (arm_assemble_integer): Do not handle big-endian NEON vectors
9903 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9904 neon_vget_lane<mode>_sext_internal,
9905 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9906 element indices for big-endian.
9908 2008-08-07 Richard Henderson <rth@redhat.com>
9910 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9911 * configure, config.in: Rebuild.
9912 * debug.h (dwarf2out_do_cfi_asm): Declare.
9913 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9914 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9915 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9916 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9918 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9920 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9921 movv2si_internal): Combine into mov<mode>_internal.
9922 (movv2si_internal_2): Remove.
9924 2008-08-07 Jan Hubicka <jh@suse.cz>
9927 * i386.md (single stringop patterns): Enable unconditionally.
9929 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9932 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9934 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9935 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9937 * config/i386/sse.md (sse2_movq128): New.
9939 * doc/extend.texi: Document __builtin_ia32_movq128.
9941 2008-08-07 Richard Guenther <rguenther@suse.de>
9944 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9945 pointers can access anything.
9947 2008-08-06 Jan Hubicka <jh@suse.cz>
9949 * optabs.c (emit_unop_insn): Break out to ...
9950 (maybe_emit_unop_insn): ... this one.
9951 (expand_sfix_optab): Use maybe variant.
9952 * optabs.h (maybe_emit_unop_insn): Declare.
9954 * i386.md (mov0 patterns): Enable by default.
9955 (FP conversion expanders): Disable expansion of code expanding
9956 sequences when instruction should be optimized for size.
9957 (single strinop patterns): Enable when optimizing for size.
9958 (string expanders): Disable expanding of code expanding sequences
9959 when optimizning instruction for size.
9960 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9962 (ix86_fp_comparison_sahf_cost): Likewise.
9963 (ix86_expand_branch): Likewise.
9964 (ix86_expand_ashl_const): Likewise.
9965 (ix86_split_ashl): Likewise.
9966 (ix86_expand_strlen): Likewise.
9967 (ix86_emit_fp_unordered_jump): Likewie.
9969 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9971 * c-common.c: Fix typo.
9972 (c_common_reswords): Activate more C++ keyword warnings.
9974 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9976 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9979 * diagnostic.c (permerror_at): New.
9980 * toplev.h (permerror_at): Declare.
9982 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9983 Ira Rosen <irar@il.ibm.com>
9985 * tree-vect-transform.c (vect_model_simple_cost): Return
9986 immediately if stmt is pure SLP.
9987 (vect_model_store_cost): Ditto.
9988 (vect_model_load_cost): Ditto.
9989 (vectorizable_store): Remove PURE_SLP check before call
9990 to vect_model_store_cost.
9991 (vect_model_store_cost): When checking whether stmt describe
9992 strided access, add a check that it is not slp_node.
9994 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9997 * c-common.c (warn_for_sign_compare): New. Handle separately the
9998 case that 'constant' is zero.
9999 * c-typeck.c (build_binary_op): Move code to c-common.c
10001 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10003 * config/alpha/alpha.c (alpha_preferred_reload_class,
10004 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10005 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10006 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10007 * config/arm/arm.md: Likewise.
10008 * config/avr/avr-protos.h (preferred_reload_class,
10009 test_hard_reg_class, avr_simplify_comparison_p,
10010 out_shift_with_cnt, class_max_nregs): Likewise.
10011 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10012 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10013 preferred_reload_class, test_hard_reg_class): Likewise.
10014 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10015 bfin_memory_move_cost, bfin_secondary_reload,
10016 bfin_output_mi_thunk): Likewise.
10017 * config/crx/crx.c (crx_secondary_reload_class,
10018 crx_memory_move_cost): Likewise.
10019 * config/frv/frv-protos.h (frv_secondary_reload_class,
10020 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10021 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10022 frv_secondary_reload_class, frv_class_likely_spilled_p,
10023 frv_class_max_nregs): Likewise.
10024 * config/h8300/h8300.c (h8300_classify_operand,
10025 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10027 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10028 * config/ia64/ia64.c (ia64_preferred_reload_class,
10029 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10030 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10031 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10033 * config/m68hc11/m68hc11.c (preferred_reload_class,
10034 m68hc11_memory_move_cost): Likewise.
10035 * config/mcore/mcore.c (mcore_secondary_reload_class,
10036 mcore_reload_class): Likewise.
10037 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10038 mips_class_max_nregs, mips_cannot_change_mode_class,
10039 mips_preferred_reload_class, mips_secondary_reload_class,
10040 mips_output_mi_thunk): Likewise.
10041 * config/mmix/mmix.c (mmix_preferred_reload_class,
10042 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10044 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10046 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10047 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10048 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10049 * config/rs6000/rs6000.c (paired_expand_vector_init,
10050 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10051 compare_section_name, rs6000_memory_move_cost): Likewise.
10052 * config/s390/s390.c (s390_emit_compare_and_swap,
10053 s390_preferred_reload_class, s390_secondary_reload,
10054 legitimize_pic_address, legitimize_tls_address,
10055 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10056 s390_class_max_nregs): Likewise.
10057 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10058 * config/s390/s390.md: Likewise.
10059 * config/score/score-protos.h (score_secondary_reload_class,
10060 score_preferred_reload_class): Likewise.
10061 * config/score/score.c (score_preferred_reload_class,
10062 score_secondary_reload_class): Likewise.
10063 * config/score/score3.c (score3_output_mi_thunk,
10064 score3_preferred_reload_class, score3_secondary_reload_class,
10065 score3_hard_regno_mode_ok): Likewise.
10066 * config/score/score3.h (score3_preferred_reload_class,
10067 score3_secondary_reload_class): Likewise.
10068 * config/score/score7.c (score7_output_mi_thunk,
10069 score7_preferred_reload_class, score7_secondary_reload_class,
10070 score7_hard_regno_mode_ok): Likewise.
10071 * config/score/score7.h (score7_preferred_reload_class,
10072 score7_secondary_reload_class): Likewise.
10073 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10074 output_branchy_insn, add_constant, gen_block_redirect,
10075 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10076 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10077 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10078 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10079 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10080 xstormy16_preferred_reload_class): Likewise.
10081 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10082 xtensa_expand_atomic, override_options,
10083 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10085 * reorg.c (try_merge_delay_insns): Likewise.
10086 * tree.c (merge_dllimport_decl_attributes): Likewise.
10088 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10090 2008-08-06 Michael Matz <matz@suse.de>
10092 * Makefile.in (write_entries_to_file): Quote words.
10093 * gengtype.c: (read_input_line): Skip over leading white-space.
10095 2008-08-06 Marc Gauthier <marc@tensilica.com>
10097 * config.gcc: Match more processor names for Xtensa.
10098 * configure.ac: Likewise.
10099 * doc/install.texi (Specific): Likewise.
10100 * configure: Regenerate.
10102 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10104 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10105 * calls.c (avoid_likely_spilled_reg): Likewise.
10106 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10107 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10108 * config/i386/i386.c (ix86_expand_special_args_builtin,
10109 ix86_secondary_reload): Likewise.
10110 * except.c (struct eh_region, gen_eh_region_catch,
10111 remove_unreachable_regions, duplicate_eh_regions,
10112 assign_filter_values, build_post_landing_pads,
10113 sjlj_find_directly_reachable_regions, remove_eh_handler,
10114 reachable_next_level, foreach_reachable_handler,
10115 can_throw_internal_1, can_throw_external_1,
10116 collect_one_action_chain): Likewise.
10117 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10118 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10119 * function.c (update_temp_slot_address, instantiate_new_reg,
10120 instantiate_virtual_regs_in_rtx,
10121 instantiate_virtual_regs_in_insn): Likewise.
10122 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10123 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10124 gimplify_cleanup_point_expr): Likewise.
10125 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10126 * passes.c (next_pass_1): Likewise.
10127 * print-tree.c (print_node_brief, print_node): Likewise.
10128 * profile.c (branch_prob): Likewise.
10129 * tree-dump.c (dump_register): Likewise.
10130 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10132 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10133 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10134 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10135 copy_arguments_for_versioning, copy_static_chain): Likewise.
10136 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10137 add_new_name_mapping, register_new_name_mapping): Likewise.
10138 * tree-mudflap.c (mf_xform_derefs): Likewise.
10139 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10140 get_init_expr, combine_chains): Likewise.
10141 * tree-pretty-print.c (dump_generic_node): Likewise.
10142 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10143 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10144 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10145 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10147 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10149 PR middle-end/37010
10150 * calls.c (expand_call): Use the biggest preferred stack
10153 2008-08-06 Michael Matz <matz@suse.de>
10156 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10157 for reused reload, instead of overwriting them.
10159 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10161 PR middle-end/37009
10162 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10163 for incoming stack boundary.
10165 * function.c (assign_parm_find_entry_rtl): Update
10166 parm_stack_boundary.
10168 * function.h (rtl_data): Add parm_stack_boundary.
10170 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10171 parm_stack_boundary for incoming stack boundary.
10173 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10175 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10176 for unrepresentable subregs or treat them as equal to other regs
10177 or subregs with the same register number.
10179 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10181 PR middle-end/35432
10182 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10185 2008-08-06 Jan Hubicka <jh@suse.cz>
10187 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10188 frequencies might be hot.
10190 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10192 * reload.c (find_reloads): Force constants into literal pool
10193 also if they are wrapped in a SUBREG.
10195 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10198 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10199 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10200 Don't allow predicated instructions for data speculation.
10201 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10204 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10206 * haifa-sched.c (extend_global): Split to extend_global_data and
10207 extend_region_data. Update all uses.
10208 (extend_all): Rename to extend_block_data.
10210 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10212 * sched-rgn.c (new_ready): Check if instruction can be
10213 speculatively scheduled before attempting speculation.
10214 (debug_rgn_dependencies): Remove wrongful assert.
10216 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10218 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10220 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10222 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10223 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10224 va_size, and type_size.
10226 2008-08-04 Jason Merrill <jason@redhat.com>
10229 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10230 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10232 2008-08-05 Richard Henderson <rth@redhat.com>
10234 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10235 * configure: Rebuild.
10237 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10240 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10241 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10244 2008-08-05 Richard Henderson <rth@redhat.com>
10246 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10247 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10248 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10249 * common.opt (fdwarf2-cfi-asm): New.
10250 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10251 * config.in, configure: Rebuild.
10252 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10253 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10255 (dw2_force_const_mem): Externalize.
10256 * dwarf2asm.h: Update.
10257 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10258 generate a real label.
10259 (output_cfi_directive): New.
10260 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10261 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10262 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10264 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10265 (output_loc_operands_raw, output_loc_sequence_raw): New.
10266 (output_cfa_loc_raw): New.
10268 2008-08-05 Paul Brook <paul@codesourcery.com>
10270 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10271 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10272 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10273 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10274 * config/arm/arm.h (TARGET_VFPD32): Define.
10275 (TARGET_VFP3): Use TARGET_VFPD32.
10276 (fputype): Add FPUTYPE_VFP3D16.
10277 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10278 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10279 * config/arm/arm-cores.def: Add cortex-r4f.
10280 * config/arm/arm-tune.md: Regenerate.
10282 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10284 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10285 Reword some comments throughout the file.
10287 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10288 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10289 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10290 MFC_MIN_DMA_LIST_ELEMENTS.
10291 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10292 MFC_MAX_DMA_LIST_ELEMENTS.
10294 (MFC_START_ENABLE): Remove PPU-only define.
10295 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10296 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10298 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10299 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10300 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10301 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10302 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10303 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10304 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10306 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10307 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10308 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10309 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10311 (spu_read_machine_status): Fix typo.
10313 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10315 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10316 SUBREG of multi-word hard register.
10317 * config/spu/spu.c (valid_subreg): Likewise.
10318 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10320 2008-08-04 Richard Guenther <rguenther@suse.de>
10322 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10323 the candidate with the stripped base if that base is different
10324 from the original base even for offset zero.
10326 2008-08-04 Richard Guenther <rguenther@suse.de>
10328 PR middle-end/36691
10329 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10330 check for no_overflow.
10332 2008-08-04 Richard Guenther <rguenther@suse.de>
10334 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10336 2008-08-04 Paul Brook <paul@codesourcery.com>
10338 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10339 (arm_order_regs_for_local_alloc): New function.
10340 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10342 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10344 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10347 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10348 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10349 (ix86_expand_epilogue): Likewise.
10351 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10353 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10356 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10358 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10359 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10360 (*movv2sf_internal_rex64): Ditto.
10362 2008-08-03 Jan Hubicka <jh@suse.cz>
10364 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10365 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10366 * expmed.c (expand_smod_pow2): Likewise.
10368 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10371 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10372 alternative 0 of operand 1.
10373 (*vec_concatv2di_rex64_sse): Ditto.
10374 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10376 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10377 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10378 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10379 (*movv2sf_internal_rex64): Ditto.
10381 2008-08-02 Richard Guenther <rguenther@suse.de>
10384 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10385 (ssedoublesizemode): New mode attribute.
10386 (sse_shufps): Call gen_sse_shufps_v4sf.
10387 (sse_shufps_1): Macroize.
10388 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10389 (sse2_shufpd_1): Macroize.
10390 (vec_extract_odd, vec_extract_even): New expanders.
10391 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10392 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10393 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10394 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10395 (ix86_expand_vector_set): Likewise.
10396 (ix86_expand_reduc_v4sf): Likewise.
10398 2008-08-01 Doug Kwan <dougkwan@google.com>
10400 * matrix-reorg.c: Re-enable all code.
10401 (struct malloc_call_data): Change CALL_STMT to gimple type.
10402 (collect_data_for_malloc_call): Tuplify.
10403 (struct access_site_info): Change STMT to gimple type.
10404 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10405 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10406 (struct free_info): Change STMT to gimple type.
10407 (struct matrix_access_phi_node): Change PHI to gimple type.
10408 (get_inner_of_cast_expr): Remove.
10409 (may_flatten_matrices_1): Tuplify.
10410 (may_flatten_matrices): Ditto.
10411 (mark_min_matrix_escape_level): Ditto.
10412 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10413 (ssa_accessed_in_call_rhs): New
10414 (ssa_accessed_in_assign_rhs): New
10415 (record_access_alloc_site_info): Tuplify.
10416 (add_allocation_site): Ditto.
10417 (analyze_matrix_allocation_site): Ditto.
10418 (analyze_transpose): Ditto.
10419 (get_index_from_offset): Ditto.
10420 (update_type_size): Ditto.
10421 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10422 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10423 (analyze_accesses_for_phi_node): Tuplify.
10424 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10425 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10426 (analyze_matrix_accesses): Tuplify.
10427 (check_var_data): New call-back type for check_var_notmodified_p.
10428 (check_var_notmodified_p): Tuplify and use call-back struct to
10429 return statement found.
10430 (can_calculate_expr_before_stmt): Factor out statement related code
10432 (can_calculate_stmt_before_stmt): New.
10433 (check_allocation_function): Tuplify.
10434 (find_sites_in_func): Ditto.
10435 (record_all_accesses_in_func): Ditto.
10436 (transform_access_sites): Ditto.
10437 (transform_allocation_sites): Ditto.
10438 (matrix_reorg): Re-enable.
10439 (gate_matrix_reorg): Re-enable.
10441 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10443 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10444 for labels for which it hasn't been set yet. If it has been set,
10445 stop walking insns and continue with next worklist item.
10446 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10447 if the only BARRIER is at the very end of a function.
10449 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10451 * cfgexpand.c (expand_stack_alignment): Assert that
10452 stack_realign_drap and drap_rtx must match.
10454 * function.c (instantiate_new_reg): If DRAP is used to realign
10455 stack, replace virtual_incoming_args_rtx with internal arg
10458 2008-08-01 Richard Guenther <rguenther@suse.de>
10460 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10461 loop information only if we initialized it.
10462 (execute_pre): Call fini_pre with in_fre.
10463 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10464 if we do not unroll because we hit max-completely-peeled-insns.
10465 Use our estimation for consistency, do allow shrinking.
10467 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10469 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10470 with MIN_STACK_BOUNDARY.
10471 (ix86_update_stack_boundary): Likewise.
10472 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10475 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10476 (MIN_STACK_BOUNDARY): This.
10478 2008-08-01 Richard Guenther <rguenther@suse.de>
10480 PR middle-end/36997
10481 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10483 2008-08-01 Richard Guenther <rguenther@suse.de>
10485 PR tree-optimization/36988
10486 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10487 do not matter if that doesn't change volatile qualification.
10489 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10491 * configure.ac: Do not generate libada-mk. Do not subst
10492 host_cc_for_libada.
10493 * libada-mk.in: Remove.
10494 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10495 * configure: Regenerate.
10497 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10499 * tree-pass.h: Added comment about not dumping passes with name
10500 starting with star in struct opt_pass.
10501 * passes.c (register_dump_files_1): Don't do dump for a pass with
10502 name starting with star.
10503 * doc/passes.texi (Pass manager): Mention pass names and special
10504 meaning of star prefix to avoid dump.
10506 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10508 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10510 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10511 (ISA_MIPS64R2): New macro.
10512 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10513 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10514 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10515 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10516 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10517 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10518 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10519 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10520 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10521 Move up to keep list alphabetically sorted.
10522 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10523 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10525 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10526 (-march=@var{arch}): Add mips64r2.
10528 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10530 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10532 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10534 * expr.c (expand_assignment): Check for complete type.
10536 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10539 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10541 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10542 for stack alignment.
10544 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10546 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10548 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10549 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10551 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10553 PR rtl-optimization/36419
10554 * dwarf2out.c (barrier_args_size): New variable.
10555 (compute_barrier_args_size, compute_barrier_args_size_1): New
10557 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10558 if not called yet in the current function, use barrier_args_size
10559 array to find the new args_size value.
10560 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10562 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10565 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10568 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10571 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10572 (dwarf2out_stack_adjust): Use it.
10573 (dwarf2out_frame_debug_expr): Likewise.
10575 2008-07-31 Richard Guenther <rguenther@suse.de>
10577 PR tree-optimization/36978
10578 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10579 the generated condition.
10581 2008-07-31 Richard Guenther <rguenther@suse.de>
10583 * passes.c (init_optimization_passes): Always call
10584 pass_early_warn_uninitialized.
10585 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10586 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10587 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10589 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10592 * builtins.c (maybe_emit_free_warning): New function.
10593 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10594 maybe_emit_free_warning for BUILT_IN_FREE.
10597 * dwarf2out.c (get_context_die): New function.
10598 (force_decl_die, force_type_die): Use it.
10599 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10600 returns NULL, force generation of DW_TAG_typedef and put that into
10603 PR preprocessor/36649
10604 * c-pch.c (c_common_read_pch): Save and restore
10605 line_table->trace_includes across PCH restore.
10607 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10610 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10612 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10615 * final.c (call_from_call_insn): Handle COND_EXEC.
10617 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10619 * builtins.c (std_gimplify_va_arg_expr): Replace
10620 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10621 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10623 2008-07-30 Joey Ye <joey.ye@intel.com>
10624 H.J. Lu <hongjiu.lu@intel.com>
10626 * builtins.c (expand_builtin_setjmp_receiver): Replace
10627 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10628 (expand_builtin_apply_args_1): Likewise.
10629 (expand_builtin_longjmp): Need DRAP for stack alignment.
10630 (expand_builtin_apply): Likewise.
10632 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10633 instead of assign_stack_local to allow alignment reduction.
10635 * calls.c (emit_call_1): Need DRAP for stack alignment if
10637 (expand_call): Replace virtual_incoming_args_rtx with
10638 crtl->args.internal_arg_pointer.
10639 * stmt.c (expand_nl_goto_receiver): Likewise.
10641 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10642 alignment and store to stack_alignment_estimated and
10643 max_used_stack_slot_alignment.
10644 (expand_one_var): Likewise.
10645 (expand_stack_alignment): New function.
10646 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10647 and stack_alignment_estimated fields in rtl_data. Call
10648 expand_stack_alignment at end.
10650 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10651 (MAX_STACK_ALIGNMENT): Likewise.
10652 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10653 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10655 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10656 stack alignment when generating virtual registers.
10658 * function.c (assign_stack_local): Renamed to ...
10659 (assign_stack_local_1): This. Add a parameter to indicate
10660 if it is OK to reduce alignment.
10661 (assign_stack_local): Use it.
10662 (instantiate_new_reg): Instantiate virtual incoming args rtx
10663 to vDRAP if stack realignment and DRAP is needed.
10664 (assign_parms): Collect parameter/return type alignment and
10665 contribute to stack_alignment_estimated.
10666 (locate_and_pad_parm): Likewise.
10667 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10668 with crtl->args.internal_arg_pointer.
10670 * function.h (rtl_data): Add new field drap_reg,
10671 max_used_stack_slot_alignment, stack_alignment_estimated,
10672 stack_realign_needed, need_drap, stack_realign_processed and
10673 stack_realign_finalized.
10674 (stack_realign_fp): New macro.
10675 (stack_realign_drap): Likewise.
10677 * global.c (compute_regsets): Frame pointer is needed when
10678 stack is realigned. Can eliminate frame pointer when stack is
10679 realigned and dynamic realigned argument pointer isn't used.
10681 * reload1.c (update_eliminables): Frame pointer is needed
10682 when stack is realigned.
10683 (init_elim_table): Can eliminate frame pointer when stack is
10684 realigned and dynamic realigned argument pointer isn't used.
10686 * rtl.h (assign_stack_local_1): Declare new funtion.
10688 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10689 (TARGET_GET_DRAP_RTX): Likewise.
10690 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10691 TARGET_GET_DRAP_RTX.
10693 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10695 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10696 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10698 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10699 H.J. Lu <hongjiu.lu@intel.com>
10701 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10702 vdrap_reg, stack_realign and drap_reg_saved.
10703 (add_cfi): Don't allow redefining CFA when DRAP is used.
10704 (reg_save): Handle stack alignment.
10705 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10706 alignment. Don't generate DWARF information for (set fp sp)
10708 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10710 (int_loc_descriptor): Move prototype forward. Also define if
10711 DWARF2_UNWIND_INFO is true.
10712 (output_cfa_loc): Handle DW_CFA_expression.
10713 (build_cfa_aligned_loc): New.
10714 (based_loc_descr): Update assert for stack realign. For local
10715 variables, use sp+offset when stack is aligned without drap and
10716 fp+offset when stack is aligned with drap. For arguments, use
10717 cfa+offset when drap is used to align stack.
10719 2008-07-30 Joey Ye <joey.ye@intel.com>
10720 H.J. Lu <hongjiu.lu@intel.com>
10722 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10724 (ix86_gen_andsp): New.
10725 (ix86_user_incoming_stack_boundary): Likewise.
10726 (ix86_default_incoming_stack_boundary): Likewise.
10727 (ix86_incoming_stack_boundary): Likewise.
10728 (ix86_can_eliminate): Likewise.
10729 (find_drap_reg): Likewise.
10730 (ix86_update_stack_boundary): Likewise.
10731 (ix86_get_drap_rtx): Likewise.
10732 (ix86_finalize_stack_realign_flags): Likewise.
10733 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10734 (TARGET_GET_DRAP_RTX): Likewise.
10735 (override_options): Overide option value for new options.
10736 (ix86_function_ok_for_sibcall): Remove check for
10737 force_align_arg_pointer.
10738 (ix86_handle_cconv_attribute): Likewise.
10739 (ix86_function_regparm): Likewise.
10740 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10741 (ix86_va_start): Replace virtual_incoming_args_rtx with
10742 crtl->args.internal_arg_pointer.
10743 (ix86_select_alt_pic_regnum): Check DRAP register.
10744 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10745 (ix86_compute_frame_layout): Compute frame layout wrt stack
10747 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10748 (ix86_expand_prologue): Decide if stack realignment is needed
10749 and generate prologue code accordingly.
10750 (ix86_expand_epilogue): Generate epilogue code wrt stack
10751 realignment is really needed or not.
10753 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10754 (ABI_STACK_BOUNDARY): Likewise.
10755 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10756 (STACK_REALIGN_DEFAULT): Likewise.
10757 (INCOMING_STACK_BOUNDARY): Likewise.
10758 (MAX_STACK_ALIGNMENT): Likewise.
10759 (ix86_incoming_stack_boundary): Likewise.
10760 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10761 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10762 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10763 (machine_function): Remove force_align_arg_pointer.
10765 * config/i386/i386.md (BX_REG): New.
10766 (R13_REG): Likewise.
10768 * config/i386/i386.opt (mforce_drap): New.
10769 (mincoming-stack-boundary): Likewise.
10770 (mstackrealign): Add Init(-1).
10772 * config/i386/i386-protos.h (ix86_can_eliminate): New
10774 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10776 * doc/extend.texi: Update force_align_arg_pointer.
10778 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10781 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10782 (INCOMING_STACK_BOUNDARY): Likewise.
10783 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10784 (TARGET_GET_DRAP_RTX): Likewise.
10786 2008-07-30 Andreas Schwab <schwab@suse.de>
10788 PR rtl-optimization/36929
10789 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10790 add_insn_before and fix argument order.
10791 (replace_inc_dec_mem): Handle NULL rtx.
10793 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10795 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10797 (arm_compute_initial_elimination_offset): Use it.
10798 (arm_compute_save_reg_mask): Include static chain save slot when
10799 calculating alignment.
10800 (arm_get_frame_offsets): Ditto.
10801 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10802 that we can use to decrement the stack when the stack decrement
10803 could be too big for an immediate value in a single insn.
10804 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10806 2008-07-30 Richard Guenther <rguenther@suse.de>
10808 PR tree-optimization/36967
10809 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10810 Release defs of statements we remove.
10812 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10814 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10815 instead of NULL_RTVEC.
10817 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10821 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10824 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10826 * final.c (call_from_call_insn): New.
10827 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10829 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10831 * configure.ac: Substitute ADA_CFLAGS.
10832 * configure: Regenerate.
10833 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10834 * Makefile.in: Remove mention of X_* variables.
10835 * config/pa/x-ada-hpux10: Remove.
10836 * config/pa/x-ada: Remove.
10838 * doc/fragments.texi: Update.
10840 2008-07-30 Olivier Hainque <hainque@adacore.com>
10842 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10843 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10844 __dso_handle explicitly here.
10846 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10849 * c-typeck.c (build_binary_op): Encapsulate code into...
10850 * c-common.c (shorten_binary_op): ...this new function.
10851 (conversion_warning): Use the new function. Handle non-negative
10852 constant in bitwise-and.
10853 * c-common.h (shorten_binary_op): Declare.
10855 2008-07-30 Olivier Hainque <hainque@adacore.com>
10857 * scan.c (make_sstring_space): Add explicit conversions of
10858 allocator's return value.
10859 * fix-header.c (recognized_function): Likewise.
10861 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10863 * doc/cpp.texi: Update to GFDL 1.2.
10864 * doc/gcc.texi: Do not list GPL as Invariant Section.
10865 * doc/gccint.texi: Likewise. Update copyright years.
10866 * doc/install.texi: Update copyright years.
10868 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10871 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10872 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10874 2008-07-29 Jan Hubicka <jh@suse.cz>
10876 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10877 (grokdeclarator): Likewise.
10878 * langhooks.c (lhd_warn_unused_global_decl): Use
10879 DECL_DECLARED_INLINE_P.
10880 * print-tree.c (print_node): Remove DECL_INLINE check.
10882 2008-07-29 Richard Guenther <rguenther@suse.de>
10884 PR tree-optimization/36945
10885 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10886 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10887 Record invariant addresses un-decomposed.
10888 (copy_reference_ops_from_call): Record reference call
10889 arguments properly. Simplify.
10890 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10891 helper split out from ...
10892 (create_component_ref_by_pieces): ... here. Simplify.
10893 Prepare for recursive invocation for call arguments.
10894 (create_expression_by_pieces): Adjust call to
10895 create_component_ref_by_pieces.
10896 (compute_avail): Process operand 2 of reference ops.
10898 2008-07-29 Richard Guenther <rguenther@suse.de>
10900 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10902 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10904 * c-format.c (check_format_types): Revert unwanted checkin.
10906 2008-07-29 Jan Hubicka <jh@suse.cz>
10908 * flags.h (flag_really_no_inline): Remove.
10909 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10910 * toplev.c (flag_really_no_inline): Remove.
10911 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10912 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10913 (cgraph_decide_inlining_incrementally): Likewise.
10914 (compute_inline_parameters): Likewise.
10915 * opts.c (decode_options): Simplify.
10916 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10917 * common.opt (finline): Initialize to 1.
10918 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10920 2008-07-29 Jan Hubicka <jh@suse.cz>
10922 * predict.c (always_optimize_for_size_p): New function.
10923 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10924 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10925 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10927 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10928 * function.c (prepare_function_start): Set default profile.
10929 * function.h (rtl_data): Add maybe_hot_insn_p.
10930 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10931 (construct_exit_block): Likewise.
10932 (tree_expand_cfg): Likewise.
10934 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10935 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10936 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10937 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10940 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10943 * c-decl.c (merge_decls): Merge USED flags.
10945 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10947 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10948 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10949 next_stack, lab_false and lab_over trees.
10951 2008-07-28 Richard Guenther <rguenther@suse.de>
10953 PR tree-optimization/36957
10954 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10955 (useless_type_conversion_p): Remove.
10956 (types_compatible_p): Remove.
10957 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10958 (useless_type_conversion_p): Declare.
10959 (types_compatible_p): Declare.
10960 (gimple_expr_type): Return the base type only if it is
10961 trivially convertible to the subtype.
10963 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10965 * configure.ac: Use the m4_do macro to concatenate the warnings into
10966 one string in ACX_PROG_CC_WARNING_OPTS,
10967 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10968 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10969 * configure: Regenerate.
10971 2008-07-28 Richard Guenther <rguenther@suse.de>
10973 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10974 (insert_fake_stores): Remove.
10975 (realify_fake_stores): Likewise.
10976 (execute_pre): Remove dead code.
10977 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10978 (find_func_aliases): Deal with it here instead.
10979 Re-enable gcc_unreachable call.
10981 2008-07-28 Richard Guenther <rguenther@suse.de>
10983 Merge from gimple-tuples-branch.
10985 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10986 * gimple.def: New file.
10987 * gsstruct.def: Likewise.
10988 * gimple-iterator.c: Likewise.
10989 * gimple-pretty-print.c: Likewise.
10990 * tree-gimple.c: Removed. Merged into ...
10991 * gimple.c: ... here. New file.
10992 * tree-gimple.h: Removed. Merged into ...
10993 * gimple.h: ... here. New file.
10995 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10996 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10997 --enable-checking=gimple flag.
10998 * config.in: Likewise.
10999 * configure: Regenerated.
11001 * tree-ssa-operands.h: Tuplified.
11002 * tree-vrp.c: Likewise.
11003 * tree-loop-linear.c: Likewise.
11004 * tree-into-ssa.c: Likewise.
11005 * tree-ssa-loop-im.c: Likewise.
11006 * tree-dump.c: Likewise.
11007 * tree-complex.c: Likewise.
11008 * cgraphbuild.c: Likewise.
11009 * tree-ssa-threadupdate.c: Likewise.
11010 * tree-ssa-loop-niter.c: Likewise.
11011 * tree-pretty-print.c: Likewise.
11012 * tracer.c: Likewise.
11013 * gengtype.c: Likewise.
11014 * tree-loop-distribution.c: Likewise.
11015 * tree-ssa-loop-unswitch.c: Likewise.
11016 * cgraph.c: Likewise.
11017 * cgraph.h: Likewise.
11018 * tree-ssa-loop-manip.c: Likewise.
11019 * value-prof.c: Likewise.
11020 * tree-ssa-loop-ch.c: Likewise.
11021 * tree-tailcall.c: Likewise.
11022 * value-prof.h: Likewise.
11023 * tree.c: Likewise.
11024 * tree.h: Likewise.
11025 * tree-pass.h: Likewise.
11026 * ipa-cp.c: Likewise.
11027 * tree-scalar-evolution.c: Likewise.
11028 * tree-scalar-evolution.h: Likewise.
11029 * target.h: Likewise.
11030 * lambda-mat.c: Likewise.
11031 * tree-phinodes.c: Likewise.
11032 * diagnostic.h: Likewise.
11033 * builtins.c: Likewise.
11034 * tree-ssa-alias-warnings.c: Likewise.
11035 * cfghooks.c: Likewise.
11036 * fold-const.c: Likewise.
11037 * cfghooks.h: Likewise.
11038 * omp-low.c: Likewise.
11039 * tree-ssa-dse.c: Likewise.
11040 * ipa-reference.c: Likewise.
11041 * tree-ssa-uncprop.c: Likewise.
11042 * toplev.c: Likewise.
11043 * tree-gimple.c: Likewise.
11044 * tree-gimple.h: Likewise.
11045 * tree-chrec.c: Likewise.
11046 * tree-chrec.h: Likewise.
11047 * tree-ssa-sccvn.c: Likewise.
11048 * tree-ssa-sccvn.h: Likewise.
11049 * cgraphunit.c: Likewise.
11050 * tree-ssa-copyrename.c: Likewise.
11051 * tree-ssa-ccp.c: Likewise.
11052 * tree-ssa-loop-ivopts.c: Likewise.
11053 * tree-nomudflap.c: Likewise.
11054 * tree-call-cdce.c: Likewise.
11055 * ipa-pure-const.c: Likewise.
11056 * c-format.c: Likewise.
11057 * tree-stdarg.c: Likewise.
11058 * tree-ssa-math-opts.c: Likewise.
11059 * tree-ssa-dom.c: Likewise.
11060 * tree-nrv.c: Likewise.
11061 * tree-ssa-propagate.c: Likewise.
11062 * ipa-utils.c: Likewise.
11063 * tree-ssa-propagate.h: Likewise.
11064 * tree-ssa-alias.c: Likewise.
11065 * gimple-low.c: Likewise.
11066 * tree-ssa-sink.c: Likewise.
11067 * ipa-inline.c: Likewise.
11068 * c-semantics.c: Likewise.
11069 * dwarf2out.c: Likewise.
11070 * expr.c: Likewise.
11071 * tree-ssa-loop-ivcanon.c: Likewise.
11072 * predict.c: Likewise.
11073 * tree-ssa-loop.c: Likewise.
11074 * tree-parloops.c: Likewise.
11075 * tree-ssa-address.c: Likewise.
11076 * tree-ssa-ifcombine.c: Likewise.
11077 * matrix-reorg.c: Likewise.
11078 * c-decl.c: Likewise.
11079 * tree-eh.c: Likewise.
11080 * c-pretty-print.c: Likewise.
11081 * lambda-trans.c: Likewise.
11082 * function.c: Likewise.
11083 * langhooks.c: Likewise.
11084 * ebitmap.h: Likewise.
11085 * tree-vectorizer.c: Likewise.
11086 * function.h: Likewise.
11087 * langhooks.h: Likewise.
11088 * tree-vectorizer.h: Likewise.
11089 * ipa-type-escape.c: Likewise.
11090 * ipa-type-escape.h: Likewise.
11091 * domwalk.c: Likewise.
11092 * tree-if-conv.c: Likewise.
11093 * profile.c: Likewise.
11094 * domwalk.h: Likewise.
11095 * tree-data-ref.c: Likewise.
11096 * tree-data-ref.h: Likewise.
11097 * tree-flow-inline.h: Likewise.
11098 * tree-affine.c: Likewise.
11099 * tree-vect-analyze.c: Likewise.
11100 * c-typeck.c: Likewise.
11101 * gimplify.c: Likewise.
11102 * coretypes.h: Likewise.
11103 * tree-ssa-phiopt.c: Likewise.
11104 * calls.c: Likewise.
11105 * tree-ssa-coalesce.c: Likewise.
11106 * tree.def: Likewise.
11107 * tree-dfa.c: Likewise.
11108 * except.c: Likewise.
11109 * except.h: Likewise.
11110 * cfgexpand.c: Likewise.
11111 * tree-cfgcleanup.c: Likewise.
11112 * tree-ssa-pre.c: Likewise.
11113 * tree-ssa-live.c: Likewise.
11114 * tree-sra.c: Likewise.
11115 * tree-ssa-live.h: Likewise.
11116 * tree-predcom.c: Likewise.
11117 * lambda.h: Likewise.
11118 * tree-mudflap.c: Likewise.
11119 * ipa-prop.c: Likewise.
11120 * print-tree.c: Likewise.
11121 * tree-ssa-copy.c: Likewise.
11122 * ipa-prop.h: Likewise.
11123 * tree-ssa-forwprop.c: Likewise.
11124 * ggc-page.c: Likewise.
11125 * c-omp.c: Likewise.
11126 * tree-ssa-dce.c: Likewise.
11127 * tree-vect-patterns.c: Likewise.
11128 * tree-ssa-ter.c: Likewise.
11129 * tree-nested.c: Likewise.
11130 * tree-ssa.c: Likewise.
11131 * lambda-code.c: Likewise.
11132 * tree-ssa-loop-prefetch.c: Likewise.
11133 * tree-inline.c: Likewise.
11134 * tree-inline.h: Likewise.
11135 * tree-iterator.c: Likewise.
11136 * tree-optimize.c: Likewise.
11137 * tree-ssa-phiprop.c: Likewise.
11138 * tree-vect-transform.c: Likewise.
11139 * tree-object-size.c: Likewise.
11140 * tree-outof-ssa.c: Likewise.
11141 * cfgloop.c: Likewise.
11142 * system.h: Likewise.
11143 * tree-profile.c: Likewise.
11144 * cfgloop.h: Likewise.
11145 * c-gimplify.c: Likewise.
11146 * c-common.c: Likewise.
11147 * tree-vect-generic.c: Likewise.
11148 * tree-flow.h: Likewise.
11149 * c-common.h: Likewise.
11150 * basic-block.h: Likewise.
11151 * tree-ssa-structalias.c: Likewise.
11152 * tree-switch-conversion.c: Likewise.
11153 * tree-ssa-structalias.h: Likewise.
11154 * tree-cfg.c: Likewise.
11155 * passes.c: Likewise.
11156 * ipa-struct-reorg.c: Likewise.
11157 * ipa-struct-reorg.h: Likewise.
11158 * tree-ssa-reassoc.c: Likewise.
11159 * cfgrtl.c: Likewise.
11160 * varpool.c: Likewise.
11161 * stmt.c: Likewise.
11162 * tree-ssanames.c: Likewise.
11163 * tree-ssa-threadedge.c: Likewise.
11164 * langhooks-def.h: Likewise.
11165 * tree-ssa-operands.c: Likewise.
11166 * config/alpha/alpha.c: Likewise.
11167 * config/frv/frv.c: Likewise.
11168 * config/s390/s390.c: Likewise.
11169 * config/m32c/m32c.c: Likewise.
11170 * config/m32c/m32c-protos.h: Likewise.
11171 * config/spu/spu.c: Likewise.
11172 * config/sparc/sparc.c: Likewise.
11173 * config/i386/i386.c: Likewise.
11174 * config/sh/sh.c: Likewise.
11175 * config/xtensa/xtensa.c: Likewise.
11176 * config/stormy16/stormy16.c: Likewise.
11177 * config/ia64/ia64.c: Likewise.
11178 * config/rs6000/rs6000.c: Likewise.
11179 * config/pa/pa.c: Likewise.
11180 * config/mips/mips.c: Likewise.
11182 2008-07-28 Simon Baldwin <simonb@google.com>
11184 * c-pragma.c (handle_pragma_message): New function.
11185 (init_pragma): Register handle_pragma_message.
11186 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11189 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11191 PR tree-optimization/35252
11192 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11193 REALPART_EXPR to be considered as same load operation.
11195 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11197 PR tree-optimization/36830
11198 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11199 (expressions_equal_p): Return false if only one operand is null.
11201 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11203 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11204 version requirements.
11206 2008-07-26 Olivier Hainque <hainque@adacore.com>
11208 * collect2.c (symkind): New enum. Symbol kinds we care about.
11209 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11210 code and head comment accordingly.
11211 (scan_prog_file): Use symkind names instead of bare integers.
11213 2008-07-25 Jan Hubicka <jh@suse.cz>
11215 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11217 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11218 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11219 * dojump.c (clear_pending_stack_adjust): Likewise.
11220 * print-tree.c (print_node): Ignore DECL_INLINE.
11221 * tree-inline.c (inlinable_function_p): Likewise.
11223 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11225 * doc/extend.texi (hot attribute): Document that the hot attribute
11226 turns on -O3 for some ports.
11227 (cold attribute): Document that the cold attribute turns on -Os
11230 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11231 reflect function specific option support.
11233 * target.h (struct target_option_hooks): Add fields to say whether
11234 the cold attribute implies -Os and the hot attribute implies -O3.
11236 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11237 By default, do not turn on -Os for cold functions.
11238 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11239 not turn on -O3 for hot functions.
11241 * c-common.c (handle_hot_attribute): Use target hook to determine
11242 if hot functions should enable -O3.
11243 (handle_cold_attribute): Use target hook to determine if cold
11244 functions should enable -Os.
11246 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11247 (override_options): Move disable scheduling to
11248 optimization_options.
11249 (optimization_options): Disable scheduling here, not
11251 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11252 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11254 * config/ia64/ia64.c (ia64_override_options): Move setting
11255 scheduling flags to ia64_optimization_options.
11256 (ia64_optimization_options): Disable scheduling options here, and
11257 not in ia64_override_options.
11258 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11259 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11261 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11264 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11266 2008-07-25 Martin Jambor <mjambor@suse.cz>
11268 PR tree-optimization/36926
11269 * ipa-prop.c (ipa_analyze_call_uses): Call
11270 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11272 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11274 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11275 movv2si_internal): Add mem = reg alternative.
11277 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11280 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11281 DEFAULT_PCC_STRUCT_RETURN to 127.
11283 2008-07-24 Jan Hubicka <jh@suse.cz>
11285 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11286 (build_cgraph_edges): Likewise.
11287 * cgraph.c (cgraph_node): Do not update assembler hash.
11288 (cgraph_remove_node): Drop non-unit-at-a-time code.
11289 * tree-pass.h (pass_O0_always_inline): Remove.
11290 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11291 * toplev.c (process_options): Flag unit-at-a-time does not imply
11292 no section anchors.
11293 * cgraphunit.c: Update comments.
11294 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11295 (cgraph_assemble_pending_functions): Remove.
11296 (cgraph_reset_node): Drop non-unit-at-a-time code.
11297 (cgraph_finalize_function): Likewise.
11298 (cgraph_analyze_function): Likewise.
11299 (cgraph_finalize_compilation_unit): Likewise.
11300 (cgraph_expand_function): Likewise.
11301 (cgraph_optimize): Likesise.
11302 (save_inline_function_body): Likewise.
11303 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11304 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11305 * ipa-inline.c: Update comments.
11306 (enum inlining_mode): remove INLINE_SPEED.
11307 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11308 (cgraph_mark_inline_edge): Likewise.
11309 (try_inline): Likewise.
11310 (cgraph_decide_inlining_incrementally): Likewise.
11311 (cgraph_gate_inlining): Remove.
11312 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11313 (cgraph_gate_early_inlining): Likewise.
11314 (gate_inline_passes): Remove.
11315 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11316 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11317 pass_O0_always_inline): Remove.
11318 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11319 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11320 * opts.c (no_unit_at_a_time_default): Remove.
11321 (decode_options): Remove flag_unit_at_a_time reset and warning.
11322 * opts.h (no_unit_at_a_time_default): Remove.
11323 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11324 early in GNU dialect.
11325 (merge_decls): Update comment; drop unit-at-a-time check.
11326 (finish_decl): Likewise.
11327 (grok_declaration): Remove flag_inline_trees code.
11328 (finish_functions): Return on function returning non-void on all
11330 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11331 * cfgexpand.c (expand_one_static_var): Remove.
11332 (expand_one_var): Remove expand_one_static_var call.
11333 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11334 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11335 and flag_unit_at_a-time compatibility checks.
11336 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11337 * tree-inline.c (flag_inline_trees): Remove.
11338 (inlinable_function_p): Don't check it.
11339 (expand_call_inline): Remove non-unit-at-a-time code.
11340 * tree-inline.h (flag_inline_trees): Remove.
11341 * tree-optimize.c (execute_early_local_optimizations): Remove
11342 unit-at-a-time checks.
11343 (tree_rest_of_compilation): Likewise.
11344 * combine.c (setup_incoming_promotions): Likewise.
11345 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11346 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11347 * passes.c (pass_inline_parameters): Update comments; remove
11348 O0_alwaysinline pass.
11349 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11350 (execute_one_pass): Likewise.
11351 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11352 (ix86_function_sseregparm): Likewise.
11353 * arm.c (arm_function_in_section_p): Likewise.
11354 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11355 * varpool.c: Update comments.
11356 (decide_is_variable_needed): Remove unit-at-a-time checks.
11357 (varpool_finalize_decl): Likewise.
11359 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11361 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11362 to 2 instead of -1.
11363 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11365 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11367 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11368 imp symbol extension.
11370 2008-07-23 Ian Lance Taylor <iant@google.com>
11372 * tree-vrp.c (infer_value_range): Ignore asm statements when
11373 looking for memory accesses for -fdelete-null-pointer-checks.
11375 2008-07-24 Ben Elliston <bje@au.ibm.com>
11377 * config/spu/spu-c.c (__vector_keyword): New variable.
11378 (vector_keyword): Likewise.
11379 (spu_categorize_keyword): New function.
11380 (spu_macro_to_expand): Likewise.
11381 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11382 compiling an ISO C dialect.
11384 2008-07-24 Ben Elliston <bje@au.ibm.com>
11386 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11387 conventional usage.
11389 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11391 * configure: Regenerate.
11392 * configure.ac: Require texinfo 4.7.
11393 * doc/install.texi: Document texinfo 4.7 requirement.
11395 2008-07-23 Martin Jambor <mjambor@suse.cz>
11397 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11398 rather than for DECL_SAVED_TREE.
11399 * ipa-prop.c: Include diagnostic.h.
11400 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11402 (ipa_detect_param_modifications): Function rewritten from scratch.
11403 (ipa_compute_jump_functions): Changed accesses to modification flags.
11404 (ipa_free_node_params_substructures): Update flags destruction.
11405 (ipa_node_duplication_hook): Update flags duplication.
11406 (ipa_print_all_params_modified): Updated flag access.
11407 * ipa-prop.h (struct ipa_param_flags): New structure.
11408 (struct ipa_node_params): New field modification_analysis_done,
11409 modified_flags changed into param_flags.
11410 (ipa_is_ith_param_modified): Changed to use new flags.
11411 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11413 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11414 ipa-cp.c and split into two functions.
11415 (ipa_print_node_jump_functions): New function.
11416 (compute_scalar_jump_functions): New function.
11417 (type_like_member_ptr_p): New function.
11418 (compute_pass_through_member_ptrs): New function.
11419 (fill_member_ptr_cst_jump_function): New function.
11420 (determine_cst_member_ptr): New function.
11421 (compute_cst_member_ptr_arguments): New function.
11422 (ipa_compute_jump_functions): Complete rewrite.
11423 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11424 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11425 (struct ipa_member_ptr_cst): New structure.
11426 (union jump_func_value): New field member_cst.
11427 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11428 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11429 jump function types.
11430 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11431 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11432 instead of ipcp_print_all_jump_functions.
11433 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11434 only for replacable scalars.
11436 * doc/invoke.texi (Optimize options): Add description of
11437 -findirect-inlining.
11438 * common.opt (flag_indirect_inlining): New flag.
11439 * opts.c (decode_options): Set flag_indirect_inlining when
11442 * ipa-inline.c: Include ipa-prop.h.
11443 (inline_indirect_intraprocedural_analysis): New function.
11444 (inline_generate_summary): Allocate parameter and argument info
11445 structures, call inline_indirect_intraprocedural_analysis on each
11446 node when doing indirect inlining and deallocate indirect inlining
11447 data structures in the end.
11448 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11449 (free_all_ipa_structures_after_iinln): New function.
11450 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11452 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11454 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11455 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11456 of computing the frequency separately.
11457 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11458 of computing the frequency separately.
11459 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11460 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11461 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11462 (ipa_get_stmt_member_ptr_load_param): New function.
11463 (ipa_is_ssa_with_stmt_def): New function.
11464 (ipa_note_param_call): New function.
11465 (ipa_analyze_call_uses): New function.
11466 (ipa_analyze_stmt_uses): New function.
11467 (ipa_analyze_params_uses): New function.
11468 (ipa_free_node_params_substructures): Also free the param_calls linked
11470 (ipa_node_duplication_hook): Also duplicate the param_calls
11472 (ipa_print_node_param_flags): New function.
11473 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11474 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11475 * ipa-prop.h (struct ipa_param_flags): New field called.
11476 (struct ipa_param_call_note): New structure.
11477 (struct ipa_node_params): New fields param_calls and
11478 uses_analysis_done.
11479 (ipa_is_ith_param_called): New function.
11480 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11481 ipa_analyze_params_uses and dump parameter flags.
11483 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11484 ipa_propagate_indirect_call_infos if performing indirect inlining,
11485 pass a new parameter new_edges to it.
11486 (add_new_edges_to_heap): New fucntion.
11487 (cgraph_decide_inlining_of_small_functions): New vector
11488 new_indirect_edges for newly found indirect edges , call
11489 ipa_propagate_indirect_call_infos after inlining.
11490 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11491 inlining if performing indirect inlining. Call
11492 free_all_ipa_structures_after_iinln when doing so too.
11493 (inline_generate_summary): Do not call
11494 free_all_ipa_structures_after_iinln here.
11495 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11496 (print_edge_addition_message): New function.
11497 (update_call_notes_after_inlining): New function.
11498 (propagate_info_to_inlined_callees): New function.
11499 (ipa_propagate_indirect_call_infos): New function.
11500 * ipa-prop.h: Include cgraph.h
11501 (struct ipa_param_call_note): Fields reordered, new field processed.
11502 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11503 flag indirect_call.
11504 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11505 rediscovered call statements.
11506 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11507 (dump_cgraph_node): Dump also the indirect_call flag.
11508 (cgraph_clone_edge): Copy also the indirect_call flag.
11509 * tree-inline.c (copy_bb): Do not check for fndecls from call
11510 expressions, check for edge availability when moving clones.
11511 (get_indirect_callee_fndecl): New function.
11512 (expand_call_inline): If callee declaration is not apprent from
11513 the statement, try calling get_indirect_callee_fndecl. Do not
11514 issue warnings or call sorry when not inlinings an indirect edge.
11515 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11517 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11518 bit more frandly to matching.
11519 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11520 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11521 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11523 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11526 * opth-gen.awk: Suppress function specific features when building
11528 * optc-gen.awk: Ditto.
11530 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11533 * diagnostic.c (pedwarn): Add opt parameter.
11535 * c-tree.h (pedwarn_init): Add opt parameter.
11536 (pedwarn_c90): Likewise.
11537 (pedwarn_c99): Likewise.
11538 * c-errors.c (pedwarn_c99): Likewise.
11539 (pedwarn_c90): Likewise.
11540 * toplev.h (pedwarn): Update declaration.
11541 (pedwarn0): Declare.
11542 * c-lex.c: All calls to pedwarn changed.
11543 * builtins.c: All calls to pedwarn changed.
11544 * toplev.c: All calls to pedwarn changed.
11545 * c-decl.c: All calls to pedwarn changed.
11546 * c-typeck.c: All calls to pedwarn changed.
11547 * c-common.c: All calls to pedwarn changed.
11548 * c-parser.c: All calls to pedwarn changed.
11550 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11551 Karthik Kumar <karthikkumar@gmail.com>
11553 * attribs.c (file scope): Include c-common.h.
11554 (decl_attributes): Add support for #pragma GCC optimize and
11555 #pragma GCC option.
11557 * targhooks.c (default_can_inline_p): New function that is the
11558 default for the TARGET_CAN_INLINE_P target hook.
11560 * targhooks.h (default_can_inline_p): Add declaration.
11562 * tree.c (cl_optimization_node): New static tree for building
11563 OPTIMIZATION_NODE tree.
11564 (cl_target_option_node): New static tree for building
11565 TARGET_OPTION_NODE tree.
11566 (cl_option_hash_table): New hash table for hashing
11567 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11568 (cl_option_hash_hash): New function to provide the hash value for
11569 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11570 (cl_option_hash_eq): New function to provide an equality test for
11571 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11572 (tree_code_size): Add support for OPTIMIZATION_NODE and
11573 TARGET_OPTION_NODE trees.
11574 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11575 TARGET_OPTION_NODE trees.
11576 (build_optimization_node): Build a tree that has all of the
11577 current optimization options.
11578 (build_target_option_node): Build a tree that has the target
11579 options that might be changed on a per function basis.
11581 * tree.h (file scope): Include options.h.
11582 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11583 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11584 (TREE_OPTIMIZATION): Ditto.
11585 (TREE_TARGET_SPECIFIC): Ditto.
11586 (struct tree_function_decl): Add fields for remembering the
11587 current optimization options and target specific options.
11588 (struct tree_optimization_option): New tree variant that remembers
11589 the optimization options.
11590 (struct tree_target_option): New tree variant that remembers the
11591 target specific flags that might change for compiling a particular
11593 (union tree_node): Include tree_optimization_option and
11594 tree_target_option fields.
11595 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11596 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11597 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11598 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11599 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11600 optimization and target options.
11601 (optimization_default_node): New macro to refer to global_trees
11603 (optimization_current_node): Ditto.
11604 (optimization_cold_node): Ditto.
11605 (optimization_hot_node): Ditto.
11606 (target_option_default_node): Ditto.
11607 (target_option_current_node): Ditto.
11608 (current_option_pragma): Ditto.
11609 (current_optimize_pragma): Ditto.
11611 * target.h (struct gcc_target): Add valid_option_attribute_p,
11612 target_option_save, target_option_restore, target_option_print,
11613 target_option_pragma_parse, and can_inline_p hooks.
11615 * toplev.h (parse_optimize_options): Add declaration.
11616 (fast_math_flags_struct_set_p): Ditto.
11618 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11619 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11622 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11623 tree_can_inline_p hook to see if one function can inline another.
11624 (cgraph_decide_inlining): Ditto.
11625 (cgraph_decide_inlining_incrementally): Ditto.
11627 * opts.c (decode_options): Add support for running multiple times
11628 to allow functions with different target or optimization options
11629 than was specified on the command line.
11630 (fast_math_flags_struct_set_p): New function that is similar to
11631 fast_math_flags_set_p, except it uses the values in the
11632 cl_optimization structure instead of global variables.
11634 * optc-gen.awk: Add support for TargetSave to allow a back end to
11635 declare new fields that need to be saved when using function
11636 specific options. Include flags.h and target.h in the options.c
11637 source. Add support for Save to indicate which options can be set
11638 for individual functions. Generate cl_optimize_save,
11639 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11640 cl_target_option_restore, cl_target_option_print functions to
11641 allow functions to use different optimization or target options.
11643 * opt-functions.awk (var_type_struct): Return the type used for
11644 storing the field in a structure.
11646 * opth-gen.awk: Add support for TargetSave to allow a back end to
11647 declare new fields that need to be saved when using function
11648 specific options. Add support for Save to indicate which options
11649 can be set for individual functions. Only generate one extern for
11650 Mask fields. Generate cl_optimization and cl_target_option
11651 structures to remember optimization and target options.
11653 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11654 collecting new tree nodes.
11655 (TS_TARGET_OPTION): Ditto.
11657 * c-decl.c (merge_decls): Merge function specific target and
11658 optimization options.
11660 * function.c (invoke_set_current_function_hook): If the function
11661 uses different optimization options, change the global variables
11664 * coretypes.h (struct cl_optimization): Add forward reference.
11665 (struct cl_target_option): Ditto.
11667 * c-pragma.c (option_stack): New static vector to remember the
11668 current #pragma GCC option stack.
11669 (handle_pragma_option): New function to support #pragma GCC option
11670 to change target options.
11671 (optimize_stack): New static vector to remember the current
11672 #pragma GCC optimize stack.
11673 (handle_pragma_optimize): New function to support #pragma GCC
11674 optimize to change optimization options.
11675 (init_pragma): Add support for #pragma GCC optimize and #pragma
11678 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11679 optimization options.
11680 (TARGET_OPTION_NODE): New tree code for remembering certain target
11683 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11684 TARGET_OPTION_NODE trees.
11686 * common.opt (-O): Add Optimization flag.
11688 (-fmath-errno): Ditto.
11689 (-falign-functions): Add UInteger flag to make sure flag gets full
11690 int in cl_optimization structure.
11691 (-falign-jumps): Ditto.
11692 (-falign-labels): Ditto.
11693 (-falign-loops): Ditto.
11694 (-fsched-stalled-insns): Ditto.
11695 (-fsched-stalled-insns-dep): Ditto.
11697 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11699 (TARGET_OPTION_SAVE): Ditto.
11700 (TARGET_OPTION_RESTORE): Ditto.
11701 (TARGET_OPTION_PRINT): Ditto.
11702 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11703 (TARGET_CAN_INLINE_P): Ditto.
11704 (TARGET_INITIALIZER): Add new hooks.
11706 * tree-inline.c (tree_can_inline_p): New function to determine
11707 whether one function can inline another. Check if the functions
11708 use compatible optimization options, and also call the backend
11711 * tree-inline.h (tree_can_inline_p): Add declaration.
11713 * c-common.c (c_common_attribute): Add support for option and
11714 optimize attributes.
11715 (handle_option_attribute): Add support for the option attribute to
11716 allow the user to specify different target options for compiling a
11718 (handle_optimize_attribute): Add support for the optimize
11719 attribute to allow the user to specify different optimization
11720 options for compiling a specific function.
11721 (handle_hot_attribute): Turn on -O3 optimization for this one
11722 function if it isn't the default optimization level.
11723 (handle_cold_attribute): Turn on -Os optimization for this one
11724 function if it insn't the default optimization.
11725 (const_char_p): New const char * typedef.
11726 (optimize_args): New static vector to remember the optimization
11728 (parse_optimize_options): New function to set up the optimization
11729 arguments from either the optimize attribute or #pragma GCC optimize.
11731 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11732 (builtin_define_std): Ditto.
11734 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11735 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11736 (x86_64-*-*): Ditto.
11738 * Makefile.in (TREE_H): Add options.h.
11739 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11741 * doc/extend.texi (option attribute): Document new attribute.
11742 (optimize attribute): Ditto.
11743 (hot attribute): Document hot attribute sets -O3.
11744 (cold attribute): Document cold attribute sets -Os.
11745 (#pragma GCC option): Document new pragma.
11746 (#pragma GCC optimize): Ditto.
11748 * doc/options.texi (TargetSave): Document TargetSave syntax.
11749 (UInteger): Document UInteger must be used for certain flags.
11750 (Save): Document Save option to create target specific options
11751 that can be saved/restored on a function specific context.
11753 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11754 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11756 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11757 (TARGET_OPTION_SAVE): Ditto.
11758 (TARGET_OPTION_RESTORE): Ditto.
11759 (TARGET_OPTION_PRINT): Ditto.
11760 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11761 (TARGET_CAN_INLINE_P): Ditto.
11763 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11765 (-mfpmath=both): Ditto.
11767 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11768 Karthik Kumar <karthikkumar@gmail.com>
11770 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11771 (TARGET_POPCNT): Ditto.
11772 (TARGET_SAHF): Ditto.
11773 (TARGET_AES): Ditto.
11774 (TARGET_PCLMUL): Ditto.
11775 (TARGET_CMPXCHG16B): Ditto.
11776 (TARGET_RECIP): Move switch into target_flags.
11777 (TARGET_FUSED_MADD): Ditto.
11778 (ix86_arch_features): Make an unsigned char type.
11779 (ix86_tune_features): Ditto.
11780 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11781 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11782 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11784 * config/i386/i386.opt (arch): New TargetSave field to define
11785 fields that need to be saved for function specific option support.
11788 (branch_cost): Ditto.
11789 (ix86_isa_flags_explicit): Ditto.
11790 (tune_defaulted): Ditto.
11791 (arch_specified): Ditto.
11792 (-m128-long-double): Add Save flag to save option for target
11793 specific option support.
11795 (-maccumulate-outgoing-args): Ditto.
11796 (-malign-double): Ditto.
11797 (-malign-stringops): Ditto.
11798 (-mfancy-math-387): Ditto.
11799 (-mhard-float): Ditto.
11800 (-mieee-fp): Ditto.
11801 (-minline-all-stringops): Ditto.
11802 (-minline-stringops-dynamically): Ditto.
11803 (-mms-bitfields): Ditto.
11804 (-mno-align-stringops): Ditto.
11805 (-mno-fancy-math-387): Ditto.
11806 (-mno-push-args): Ditto.
11807 (-mno-red-zone): Ditto.
11808 (-mpush-args): Ditto.
11809 (-mred-zone): Ditto.
11811 (-msseregparm): Ditto.
11812 (-mstack-arg-probe): Ditto.
11824 (-mno-sse4): Ditto.
11827 (-mrecip): Move flag into target_flags.
11829 (-mno-fused-madd): Ditto.
11830 (-mfused-madd): Ditto.
11831 (-mabm): Move flag into ix86_isa_flags.
11838 * config/i386/i386-c.c: New file for #pragma support.
11839 (ix86_target_macros_internal): New function to #define or #undef
11840 target macros based when the user uses the #pragma GCC option to
11841 change target options.
11842 (ix86_pragma_option_parse): New function to add #pragma GCC option
11844 (ix86_target_macros): Move defining the target macros here from
11845 TARGET_CPU_CPP_BUILTINS in i386.h.
11846 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11847 defined, initialize any subtarget #pragmas.
11849 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11850 REGISTER_TARGET_PRAGMAS.
11852 * config/i386/t-i386: New file for x86 dependencies.
11853 (i386.o): Make dependencies mirror the include files used.
11854 (i386-c.o): New file, add dependencies.
11856 * config/i386/i386-protos.h (override_options): Add bool argument.
11857 (ix86_valid_option_attribute_tree): Add declaration.
11858 (ix86_target_macros): Ditto.
11859 (ix86_register_macros): Ditto.
11861 * config/i386/i386.c (ix86_tune_features): Move initialization of
11862 the target masks to initial_ix86_tune_features to allow functions
11863 to have different target options. Make type unsigned char,
11864 instead of unsigned int.
11865 (initial_ix86_tune_features): New static vector to hold processor
11866 masks for the tune variables.
11867 (ix86_arch_features): Move initialization of the target masks to
11868 initial_ix86_arch_features to allow functions to have different
11869 target options. Make type unsigned char, instead of unsigned int.
11870 (initial_ix86_arch_features): New static vector to hold processor
11871 masks for the arch variables.
11872 (enum ix86_function_specific_strings): New enum to describe the
11873 string options used for attribute((option(...))).
11874 (ix86_target_string): New function to return a string that
11875 describes the target options.
11876 (ix86_debug_options): New function to print the current options in
11878 (ix86_function_specific_save): New function hook to save the
11879 function specific global variables in the cl_target_option structure.
11880 (ix86_function_specific_restore): New function hook to restore the
11881 function specific variables from the cl_target_option structure to
11882 the global variables.
11883 (ix86_function_specific_print): New function hook to print the
11884 target specific options in the cl_target_option structure.
11885 (ix86_valid_option_attribute_p): New function hook to validate
11886 attribute((option(...))) arguments.
11887 (ix86_valid_option_attribute_tree): New function that is common
11888 code between attribute((option(...))) and #pragma GCC option
11889 support that parses the options and returns a tree holding the options.
11890 (ix86_valid_option_attribute_inner_p): New helper function for
11891 ix86_valid_option_attribute_tree.
11892 (ix86_can_inline_p): New function hook to decide if one function
11893 can inline another on a target specific basis.
11894 (ix86_set_current_function); New function hook to switch target
11895 options if the user used attribute((option(...))) or #pragma GCC
11897 (ix86_tune_defaulted): Move to static file scope from
11899 (ix86_arch_specified): Ditto.
11900 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11902 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11903 (OPTION_MASK_ISA_ABM_SET): Ditto.
11904 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11905 (OPTION_MASK_ISA_CX16_SET): Ditto.
11906 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11907 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11908 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11909 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11910 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11911 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11912 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11913 (struct ptt): Move to static file scope from override_options.
11914 (processor_target_table): Ditto.
11915 (cpu_names): Ditto.
11916 (ix86_handle_option): Add support for options that are now isa options.
11917 (override_options): Add support for declaring functions that
11918 support different target options than were specified on the
11919 command line. Move struct ptt, processor_target_table, cpu_names,
11920 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11921 Add bool argument. Fix up error messages so the appropriate error
11922 is given for either command line or attribute.
11923 (ix86_previous_fndecl): New static to remember previous function
11924 declaration to see if we need to change target options.
11925 (ix86_builtins_isa): New array to record the ISA of each builtin
11927 (def_builtin): Always create the builtin function, even if the
11928 current ISA doesn't support it.
11929 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11930 tests for those builtins.
11931 (ix86_init_builtins): Remove TARGET_MMX test for calling
11932 ix86_init_mmx_sse_builtins.
11933 (ix86_expand_builtin): If the current ISA doesn't support a given
11934 builtin, signal an error.
11935 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11936 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11937 (TARGET_OPTION_SAVE): Ditto.
11938 (TARGET_OPTION_RESTORE): Ditto.
11939 (TARGET_OPTION_PRINT): Ditto.
11940 (TARGET_CAN_INLINE_P): Ditto.
11942 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11944 * c-typeck.c (build_external_ref): Don't call assemble_external.
11945 * final.c (output_operand): Call assemble_external.
11947 2008-07-21 DJ Delorie <dj@redhat.com>
11949 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11950 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11952 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11954 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11955 original insn and splitter contents into ...
11956 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11957 flag_unsafe_math_optimizations. Add dummy scratch register.
11958 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11959 !flag_unsafe_math_optimizations. Returns number with next
11960 highest magnitude if this is still less or equal to the true
11961 quotient in magnitude.
11963 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11965 * Makefile.in: Replace toplev.h with TOPLEV_H.
11966 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11967 * c-lex.c (fe_file_change): Don't set in_system_header.
11968 * c-parser.c (c_token): Remove in_system_header.
11969 (c_lex_one_token): Don't set in_system_header.
11970 (c_parser_set_source_position_from_token): Don't set in_system_header.
11971 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11974 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11975 * flags.h (in_system_header): Remove.
11976 * function.c (saved_in_system_header): Remove.
11977 (push_cfun): Don't set in_system_header.
11978 (pop_cfun): Don't set in_system_header.
11979 (push_struct_function): Don't set in_system_header.
11980 * input.h (expanded_location): Add sysp.
11981 (in_system_header_at): New.
11982 (in_system_header): New.
11983 * toplev.c (in_system_header): Remove.
11984 * toplev.h: Include input.h
11986 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11987 * tree-ssa.c (warn_uninit): Call warning_at.
11988 (warn_uninitialized_var): Update calls to warn_uninit.
11989 (warn_uninitialized_phi): Update calls to warn_uninit.
11990 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11991 (expand_location): Initialize xloc.sysp.
11992 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11993 (tree_decl_with_vis): Remove in_system_header_flag.
11995 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11998 * recog.c (asm_operand_ok): Change the order of the extra
11999 memory constraint checks.
12001 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12004 * tree-switch-conversion.c (build_one_array): Call
12005 varpool_mark_needed_node and varpool_finalize_decl
12006 instead of assemble_variable.
12008 2008-07-19 Jan Hubicka <jh@suse.cz>
12010 * cgraph.c (cgraph_add_new_function): Do early local passes.
12011 * tree-nrv.c (gate_pass_return_slot): New gate.
12012 (pass_nrv): Add the gate.
12013 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12015 (coalesce_ssa_name): Coalesce SSA names.
12016 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12017 not optimizing so unused user vars remains visible.
12018 * common.opt (flag_tree_ter): Always enable by default.
12019 * tree-ssa-ter.c: Include flags.h
12020 (is_replaceable_p): Check that locations match; when aliasing
12021 is missing be conservative about loads.
12022 * tree-optimize.c (gate_init_datastructures): Remove.
12023 (pass_init_datastructures): New.
12024 * passes.c: Reorder passes so we always go into SSA.
12026 2008-07-19 Jan Hubicka <jh@suse.cz>
12028 * doc/extend.texi (flatten attribute): Remove note about
12030 * doc/invoke.texi (--combine): Likewise.
12031 (-finline-functions-called-once): Update levels when enabled.
12032 (-funit-at-a-time): Document new behaviour.
12033 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12034 -fno-section-anchors when disabled explicitly.
12035 (inline params): They are not ignored now.
12036 (precompiled headers): Remove unit-at-a-time as being incompatible.
12037 * opts.c (decode_options): Handle unit-at-a-time as alias;
12038 imply -fno-section-anchors when toplevel reorder is disabled
12040 * common.opt (ftoplevel-reorder): Set default value to 2.
12041 (funit-at-a-time): Set default value to 1.
12042 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12045 2008-07-19 Jan Hubicka <jh@suse.cz>
12047 * builtins.c (expand_builtin_int_roundingfn,
12048 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12051 2008-07-19 Richard Guenther <rguenther@suse.de>
12054 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12055 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12056 * tree-ssa-pre.c (get_expr_value_id): For newly created
12057 constant value-ids make sure to add the expression to its
12060 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12062 PR middle-end/36877
12063 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12064 return value of the builtin is ignored.
12066 2008-07-19 Olivier Hainque <hainque@adacore.com>
12068 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12069 bits, a C conformant malloc implementation has to provide.
12070 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12072 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12076 * reload.c (find_reloads_subreg_address): Only reload address if
12077 reloaded == 0, not for reloaded != 1.
12080 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12081 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12082 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12083 m32c_legitimize_reload_address.
12085 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12086 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12087 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12089 2008-07-19 Olivier Hainque <hainque@adacore.com>
12091 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12092 argument, saying whether nested array are to be collapsed
12093 into a single array type DIE with multiple subscripts.
12094 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12095 issues, centralize the nested array types collapsing control and
12096 disable the transformation for Ada.
12098 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12101 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12103 (x86_64_shift_adj_2): New expander.
12104 (x86_64_shift_adj_3): Ditto.
12105 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12106 to split TImode operands.
12107 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12108 (ix86_split_lshr): Ditto.
12110 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12112 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12113 and __CHAR32_TYPE__.
12114 * c-typeck.c (digest_init): Support char16_t and char32_t.
12115 (set_nonincremental_init_from_string): Idem.
12117 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12119 PR middle-end/36859
12120 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12121 PREFERRED_STACK_BOUNDARY.
12122 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12124 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12126 PR middle-end/36858
12127 * function.c (locate_and_pad_parm): Cap boundary earlier.
12129 2008-07-17 Julian Brown <julian@codesourcery.com>
12131 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12132 no-op for targets which don't use DLLs.
12134 2008-07-17 Martin Jambor <mjambor@suse.cz>
12136 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12137 that nodes are relevant by examining the node->analyzed flag.
12138 (ipcp_init_stage): Check which nodes are relevant, assert that the
12139 relevant ones are also required.
12140 (ipcp_propagate_stage): Check on the side arrays are properly
12142 (ipcp_print_all_jump_functions): Make sure not to touch any node
12143 that is not analyzed or an edge that does not have a corresponding
12144 entry in the on-the-side vectors.
12145 (ipcp_function_scale_print): Likewise.
12146 (ipcp_update_callgraph): Check that the node is relevant.
12147 (ipcp_insert_stage): Check that the node is relevant. Check there is
12148 an info for every node and edge.
12149 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12150 (ipa_print_all_tree_maps): Likewise and a new variable info.
12151 (ipa_print_all_params_modified): Likewise.
12152 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12154 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12157 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12159 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12161 PR rtl-optimization/36753
12162 * fwprop.c (use_killed_between): Don't shortcut
12163 single-definition global registers.
12165 2008-07-16 Jan Hubicka <jh@suse.cz>
12167 * cgraph.h (varpool_empty_needed_queue): Declare.
12168 * cgraphunit.c (output_in_order): Mark all variables as needed;
12170 * varpool.c (varpool_assemble_node): Update debug queue.
12171 (varpool_assemble_pending_decls): Don't do it here.
12172 (varpool_empty_needed_queue): New function.
12174 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12176 * recog.c (peephole2_optimize): Fix formatting.
12178 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12180 * c-pch.c (get_ident): Avoid C++ keywords.
12181 * combine-stack-adj.c (single_set_for_csa): Likewise.
12182 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12183 output_asm_insn): Likewise.
12184 * reload.c (push_secondary_reload, find_reusable_reload,
12185 push_reload, combine_reloads, find_reloads,
12186 debug_reload_to_stream): Likewise.
12187 * reload.h (struct reload): Likewise.
12188 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12189 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12190 emit_output_reload_insns): Likewise.
12191 * targhooks.c (default_secondary_reload): Likewise.
12192 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12194 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12196 * recog.c (validate_change_1, validate_change,
12197 validate_unshare_change, validate_replace_rtx_1, struct
12198 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12200 * reload.c (push_secondary_reload, secondary_reload_class,
12201 scratch_reload_class, find_valid_class, find_reusable_reload,
12202 push_reload, find_dummy_reload, find_reloads_address_1,
12203 find_reloads_address_part, find_equiv_reg): Likewise.
12204 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12205 choose_reload_regs): Likewise.
12206 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12208 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12209 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12210 * sched-rgn.c (concat_INSN_LIST): Likewise.
12211 * stor-layout.c (mode_for_size, mode_for_size_tree,
12212 smallest_mode_for_size): Likewise.
12214 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12216 * cfg.c (dump_reg_info): Avoid C++ keywords.
12217 * dwarf2asm.c (dw2_force_const_mem,
12218 dw2_asm_output_encoded_addr_rtx): Likewise.
12219 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12220 * expmed.c (expand_shift): Likewise.
12221 * global.c (find_reg): Likewise.
12222 * graph.c (draw_edge): Likewise.
12223 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12224 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12225 widen_clz, widen_bswap, expand_parity, expand_unop,
12226 emit_cmp_and_jump_insn_1): Likewise.
12227 * postreload.c (reload_cse_simplify_operands): Likewise.
12228 * ra.h (add_neighbor): Likewise.
12229 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12230 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12231 record_reg_classes, copy_cost, record_address_regs,
12232 invalid_mode_change_p): Likewise.
12233 * regrename.c (regrename_optimize, scan_rtx_reg,
12234 dump_def_use_chain, find_oldest_value_reg,
12235 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12237 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12239 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12240 MASK_POWERPC64 for power4 in previous commit.
12242 2008-07-16 Olivier Hainque <hainque@adacore.com>
12244 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12245 instead of bare conversion to cast const-ness away.
12247 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12249 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12250 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12251 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12252 (TARGET_FUNCTION_VALUE): Define.
12254 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12256 * config/rs6000/rs6000.c (processor_target_table): Add
12257 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12259 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12262 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12263 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12264 m32c_legitimize_reload_address.
12266 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12268 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12269 DECL_IN_SYSTEM_HEADER in sync.
12271 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12273 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12274 * tree-ssa-pre.c (pre_expr_eq): Ditto
12275 (get_constant_for_value_id): Take a type as an argument.
12276 (fully_constant_expression): Pass in type.
12277 (find_or_generate_expression): Short circuit constant case.
12278 (create_expression_by_pieces): Remove special casing of
12280 (do_regular_insertion): Short circuit constant case.
12281 (do_partial_partial_insertion): Ditto.
12283 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12286 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12288 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12290 * config/xtensa/libgcc-xtensa.ver: New file.
12291 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12293 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12295 * df-problems.c (df_set_note): Avoid C++ keywords.
12296 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12297 * dse.c (record_store, remove_useless_values): Likewise.
12298 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12299 gen_reg_rtx_offset, operand_subword, change_address_1,
12300 change_address, adjust_address_1, offset_address,
12301 widen_memory_access, emit_copy_of_insn_after): Likewise.
12302 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12303 * fwprop.c (should_replace_address, propagate_rtx_1,
12304 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12306 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12307 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12308 * lcm.c (compute_insert_delete, pre_edge_lcm,
12309 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12310 * lower-subreg.c (resolve_reg_notes): Likewise.
12311 * mode-switching.c (optimize_mode_switching): Likewise.
12313 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12315 * bt-load.c (add_btr_def, migrate_btr_def,
12316 branch_target_load_optimize): Avoid C++ keywords.
12317 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12319 * combine.c (subst, simplify_set, make_extraction,
12320 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12321 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12322 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12324 2008-07-15 Richard Guenther <rguenther@suse.de>
12326 PR middle-end/36369
12327 * c-common.c (strict_aliasing_warning): Do not warn for
12328 TYPE_REF_CAN_ALIAS_ALL pointers.
12329 (c_common_get_alias_set): may_alias types are not special.
12330 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12331 attribute and set can_ref_all accordingly.
12332 (build_reference_type_for_mode): Likewise.
12333 * doc/extend.texi (may_alias): Clarify.
12335 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12338 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12339 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12341 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12344 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12345 gcc_assert, instead call output_operand_lossage.
12347 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12349 * builtins.c (std_canonical_va_list): Treat structure based
12352 2008-07-15 Ben Elliston <bje@au.ibm.com>
12354 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12356 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12358 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12361 2008-07-14 Jan Hubicka <jh@suse.cz>
12363 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12364 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12365 fix predicates and constraints.
12366 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12367 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12369 2008-07-14 Doug Kwan <dougkwan@google.com>
12371 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12372 additional option file arm/eabi.opt.
12373 * config/arm/eabi.h (File): New configuration file for EABI targets.
12374 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12375 SUBSUBTARGET_EXTRA_SPECS.
12376 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12377 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12378 from STARTFILE_SPEC so that it can be referenced in an override.
12379 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12380 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12381 can be referenced in an override.
12382 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12383 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12384 so that it can be referenced in an override.
12385 (LINK_SPEC): Use BPABI_LINK_SPEC.
12386 * config/arm/eabi.opt (File): New.
12388 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12390 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12391 (FIXED_VALUE_H): New variable.
12392 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12393 input.h, fixed-value.h.
12394 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12395 (BASIC_BLOCK_H): Use $(BITMAP_H).
12396 (FUNCTION_H): Add varray.h.
12397 (IPA_REFERENCE_H): Use $(BITMAP_H).
12398 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12399 (DF_H): Use $(BITMAP_H).
12400 (GGC_H): Add statistics.h.
12401 (INSN_ADDR_H): New.
12402 (INSN_ATTR_H): Use it.
12403 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12405 (SYMTAB_H): Add $(OBSTACK_H).
12406 (CPP_INTERNAL_H): New.
12407 (TREE_DUMP_H): Add tree-pass.h.
12408 (TREE_FLOW_H): Use $(BITMAP_H)
12409 (PRETTY_PRINT_H): Use $(INPUT_H).
12410 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12413 (many object files): Fix lots of header dependencies throughout.
12415 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12417 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12419 (s-gtyp-input): Use them to write tmp-gi.list.
12420 (echo_to_gi.list): Remove.
12422 2008-07-14 Richard Guenther <rguenther@suse.de>
12424 * tree-ssa-sccvn.c (pre_info): Remove.
12425 (switch_to_PRE_table): Likewise.
12426 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12427 (set_hashtable_value_ids): Do not create value-ids for the
12429 (run_scc_vn): Remove double test. Remove bogus special-case
12430 in value-number printing.
12431 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12432 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12434 * tree-flow-inline.h (get_value_handle): Remove.
12435 * tree-flow.h (get_value_handle): Remove.
12437 2008-07-14 Martin Jambor <mjambor@suse.cz>
12439 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12440 in which we generate arithmetics is not a subrange.
12442 2008-07-14 Martin Jambor <mjambor@suse.cz>
12444 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12446 2008-07-14 Richard Guenther <rguenther@suse.de>
12448 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12450 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12453 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12454 reload for symbol refs moved to r0 with -fPIC.
12455 (legitimize_pic_address): Use the target register as temporary
12457 (emit_symbolic_move): Adjust comment.
12458 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12461 2008-07-14 Ben Elliston <bje@au.ibm.com>
12463 * c-common.h (C_CPP_HASHNODE): New macro.
12464 * coretypes.h (struct cpp_token): Forward declare.
12465 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12466 the context-sensitive keyword method.
12467 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12468 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12469 expand_bool_pixel): New.
12470 (altivec_categorize_keyword): New function.
12471 (init_vector_keywords): New function.
12472 (rs6000_macro_to_expand): Likewise.
12473 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12474 compiling an ISO C dialect.
12476 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12478 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12479 (create_expression_by_pieces): Fix typo.
12480 (do_regular_insertion): Use debug counter here too.
12482 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12485 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12486 CONST_OK_FOR_LETTER_P. All port-local users changed.
12487 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12488 implement Kp matching power-of-two.
12489 (CONSTRAINT_LEN): Define to match.
12490 * config/cris/cris.md: Replace all use of constraint K with Kc.
12491 ("*btst*): Use Kp for operand 0 of last alternative.
12493 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12496 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12499 2008-07-13 Jan Hubicka <jh@suse.cz>
12501 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12504 2008-07-13 Richard Guenther <rguenther@suse.de>
12506 PR middle-end/36811
12507 * langhooks.c (lhd_print_error_function): Deal with recursive
12510 2008-07-12 Jan Hubicka <jh@suse.cz>
12512 * cgraph.c (assembler_name_hash): New static var.
12513 (hash_node_by_assembler_name, eq_assembler_name): New.
12514 (cgraph_node_for_asm): Use hashtable.
12515 (cgraph_remove_node): Maintain hashtable.
12516 (change_decl_assembler_name): Sanity check that names are not changing
12517 after aliasing was processed.
12518 * cgraph.h (varpoon_node): Add next GGC marker.
12519 * tree.c (decl_assembler_name_equal): Constify.
12520 (decl_assembler_name_hash): New.
12521 * tree.h (decl_assembler_name_equal): Constify.
12522 (decl_assembler_name_hash): Update.
12524 2008-07-12 David Daney <ddaney@avtrex.com>
12526 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12527 sb1 and r5000 cpus.
12529 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12531 * doc/md.texi: Document the MIPS "v" constraint.
12532 * config/mips/mips.h (reg_class): Revert last change.
12533 (REG_CLASS_NAMES): Likewise.
12534 (REG_CLASS_CONTENTS): Likewise.
12535 * config/mips/mips.c (mips_regno_to_class): Likewise.
12536 * config/mips/constraints.md (v): Likewise, but add documentation.
12537 Add a comment to say that this constraint should not be used in
12540 2008-07-11 DJ Delorie <dj@redhat.com>
12542 * config/h8300/h8300.md (length): Fix branch offset limit.
12544 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12546 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12547 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12548 (avr_hard_regno_scratch_ok): New function.
12549 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12550 * config/avr/avr.md (all peepholes that request a scratch register):
12551 Remove avr_peep2_scratch_safe use.
12553 2008-07-11 Tom Tromey <tromey@redhat.com>
12554 Ian Lance Taylor <iant@google.com>
12556 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12557 (struct c_common_resword): Define.
12558 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12559 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12560 (c_common_reswords, num_c_common_reswords): Declare.
12561 * c-common.c (c_common_reswords): New global const array.
12562 (num_c_common_reswords): New const int.
12563 * c-parser.c (struct resword, reswords): Don't define.
12564 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12565 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12566 than reswords. If warning about C++ keywords, give them a special
12568 (c_lex_one_token): Warn about C++ keywords. Call
12569 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12570 (c_parser_external_declaration): Look for RID_xxx rather than
12571 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12572 (c_parser_statement_after_labels): Likewise.
12573 (c_parser_objc_class_instance_variables): Likewise.
12574 (c_parser_objc_class_declaration): Likewise.
12575 (c_parser_objc_try_catch_statement): Likewise.
12576 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12577 (declspecs_add_type): Likewise.
12579 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12581 * ggc-page.c (alloc_page):
12582 Substituting xmalloc, xcalloc with
12583 XNEWVEC and XCNEWVAR macros which add the
12586 2008-07-11 Richard Guenther <rguenther@suse.de>
12588 PR tree-optimization/36765
12589 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12590 aliases from HEAP vars to SMTs.
12592 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12594 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12595 * configure.ac (loose_warn): Move -Wc++-compat from here...
12596 (strict_warn): ...to here.
12597 * configure: Regenerate.
12599 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12601 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12602 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12603 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12604 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12605 excluding more specific h8300-*-* and sh-*-* targets.
12607 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12609 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12610 (eliminate): Ditto.
12611 (execute_pre): Call loop_optimizer_finalize in early exit.
12613 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12615 PR middle-end/36790
12616 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12617 uids in the bitmap, not just VAR_DECL uids.
12619 PR rtl-optimization/36419
12620 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12621 (combine_stack_adjustments_for_block): Call it if needed. Delete
12623 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12624 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12625 prologue sp adjustment.
12627 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12630 * opts.c (print_ignored_options): Report postponed diagnostics for
12631 unknown -Wno-* options as warnings, not errors.
12632 (postpone_unknown_option_error): Renamed to...
12633 (postpone_unknown_option_warning): ... this.
12635 2008-07-09 Doug Kwan <dougkwan@google.com>
12638 2008-07-08 Doug Kwan <dougkwan@google.com>
12640 * config/arm/arm.opt (mandroid): New option.
12641 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12642 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12644 (CC1PLUS_SPEC): Same.
12646 (STARTFILE_SPEC): Same.
12647 (ENDFILE_SPEC): Same.
12648 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12651 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12654 * config/mips/mips.h (reg_class): Remove V1_REG.
12655 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12656 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12657 instead of V1_REGS.
12658 (mips_get_tp): New function.
12659 (mips_legitimize_tls_address): Use it.
12660 * config/mips/constraints.md (v): Delete.
12661 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12662 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12663 After reload, split into a move and ...
12664 (*tls_get_tp_<mode>_split): ...this new instruction.
12666 2008-07-09 David Daney <ddaney@avtrex.com>
12668 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12670 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12672 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12673 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12675 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12676 htab_delete should be called. Don't free c.
12677 (lookup_tmp_var): Create temp_htab lazily.
12678 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12679 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12681 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12682 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12683 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12684 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12685 * tree-sra.c (generate_element_init): Likewise.
12686 * tree-mudflap.c (execute_mudflap_function_ops,
12687 execute_mudflap_function_decls): Likewise.
12688 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12689 * tree-gimple.h (struct gimplify_ctx): New type.
12690 (push_gimplify_context): Adjust prototype.
12692 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12694 * tree-ssa-pre.c (phi_translate_1): Update placement of
12695 add_to_value calls.
12697 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12699 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12700 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12701 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12702 * targhooks.c (default_hard_regno_scratch_ok): New function.
12703 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12704 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12705 * recog.c: Include "target.h".
12706 (peep2_find_free_register): Add check for global regs. Add target
12708 * Makefile.in (recog.o): Depend on target.h.
12710 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12712 * config/sh/sh.c (sh_canonical_va_list_type): New.
12713 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12715 2008-07-09 Raksit Ashok <raksit@google.com>
12717 * doc/invoke.texi (Option Summary): Mention new option
12718 -Wdisallowed-function-list=...
12719 (Warning Options): Document -Wdisallowed-function-list=...
12720 * common.opt (Wdisallowed-function-list=): New flag.
12721 * flags.h (warn_disallowed_functions): External definition of new
12722 boolean warning flag.
12723 (warn_if_disallowed_function_p): Declare new function.
12724 * opts.c (warning_disallowed_functions): New static variable.
12725 (warn_disallowed_functions): New boolean warning flag.
12726 (warn_if_disallowed_function_p): New function.
12727 (add_comma_separated_to_vector): Rename
12728 add_instrument_functions_exclude_list to this.
12729 (common_handle_option): Handle new option. Rename calls to
12730 add_instrument_functions_exclude_list into calls to
12731 add_comma_separated_to_vector.
12732 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12733 based on flag warn_disallowed_functions.
12735 2008-07-09 Christian Bruel <christian.bruel@st.com>
12737 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12738 instead of get_attr_length.
12740 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12742 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12744 * genemit.c (gen_insn): Likewise.
12745 * gengtype.c (note_def_vec): Likewise.
12746 * gengtype.h (note_def_vec): Likewise.
12747 * genoutput.c (struct data, output_insn_data, process_template,
12748 gen_expand, gen_split, note_constraint): Likewise.
12749 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12750 make_insn_sequence): Likewise.
12751 * gensupport.c (record_insn_name): Likewise.
12753 2008-07-08 Doug Kwan <dougkwan@google.com>
12755 * config/arm/arm.opt (mandroid): New option.
12756 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12757 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12759 (CC1PLUS_SPEC): Same.
12761 (STARTFILE_SPEC): Same.
12762 (ENDFILE_SPEC): Same.
12763 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12766 2008-07-08 Raksit Ashok <raksit@google.com>
12768 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12769 (set_storage_via_setmem): Fix expected_align parameter.
12770 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12771 missing from the list.
12772 * doc/md.texi (movmem): Explicitly state that expected alignment is
12773 to be expressed in bytes.
12774 (setmem): Explicitly state that expected alignment is to be expressed
12777 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12779 * reload.c (find_reloads_subreg_address): Do not require validity
12780 of address in original mode before reloading address.
12782 2008-07-07 Tianwei Sheng <tianweis@google.com>
12784 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12785 bounds array access.
12787 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12789 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12791 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12793 Fix PR tree-optimization/23455
12794 Fix PR tree-optimization/35286
12795 Fix PR tree-optimization/35287
12796 * Makefile.in (OBJS-common): Remove tree-vn.o.
12797 (tree-vn.o): Remove.
12798 * dbgcnt.def: Add treepre_insert debug counter.
12799 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12800 (debug_value_expressions): Ditto.
12801 (print_value_expressions): Ditto.
12802 * tree-pretty-print.c (dump_generic_node): Updated for
12803 VALUE_HANDLE removal.
12804 * tree-ssa-dom.c (record_equality): Ditto.
12805 (cprop_operand): Ditto.
12806 (lookup_avail_expr): Ditto.
12807 * tree-ssa-threadedge.c
12808 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12809 (simplify_control_stmt_condition): Ditto.
12810 * tree.c (tree_code_size): Ditto.
12811 (tree_node_structure): Ditto.
12812 (iterative_hash_expr): Ditto.
12814 * tree.h (VALUE_HANDLE_ID): Ditto.
12815 (VALUE_HANDLE_EXPR_SET): Ditto.
12816 (struct tree_value_handle): Ditto.
12817 (union tree_node): Ditto.
12818 * treestruct.def: Ditto.
12819 * tree-vn.c: Removed.
12820 * tree-ssa-pre.c: Rewritten entirely.
12821 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12822 (constant_value_ids): Ditto.
12823 (vn_nary_op_t): Moved to header.
12825 (vn_reference_op_t): Ditto
12826 (vn_reference_t): Ditto.
12827 (next_value_id): New variable.
12828 (VN_INFO): Add an assert.
12829 (vn_constant_eq): New function.
12830 (vn_constant_hash): Ditto.
12831 (get_or_alloc_constant_value_id): Ditto.
12832 (value_id_constant_p): Ditto.
12833 (vn_reference_compute_hash): De-staticify.
12834 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12835 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12836 (valueize_refs): Update opcode if it changes from ssa name to constant.
12837 (vn_reference_lookup_1): Add new argument.
12838 (vn_reference_lookup): Ditto.
12839 (vn_reference_lookup_pieces): New function.
12840 (vn_reference_insert): Add return type. Modify to deal with value ids.
12841 (vn_reference_insert_pieces): New function.
12842 (vn_nary_op_compute_hash): De-staticify.
12843 (vn_nary_op_eq): Ditto.
12844 (vn_nary_op_lookup_pieces): New function.
12845 (vn_nary_op_lookup): Add new argument.
12846 (vn_nary_op_insert_pieces): New function.
12847 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12848 (vn_phi_insert): Ditto.
12849 (visit_unary_op): Update for callee changes.
12850 (visit_binary_op): Ditto.
12851 (visit_reference_op_load): Ditto.
12852 (visit_reference_op_store): Ditto.
12853 (init_scc_vn): Init next_value_id, constant_to_value_id and
12854 constant_value_ids.
12855 (free_scc_vn): Free them.
12856 (set_hashtable_value_ids): New function.
12857 (run_scc_vn): Use it.
12858 (get_max_value_id): New function.
12859 (get_next_value_id): Ditto.
12860 (expressions_equal_p): Moved from tree-vn.c
12861 (sort_vuses): Ditto.
12862 (sort_vuses_heap): Ditto.
12863 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12865 * tree.c (iterative_hash_hashval_t): Made non-static
12866 * tree.h (iterative_hash_hashval_t): Declare it.
12868 2008-07-08 Martin Jambor <mjambor@suse.cz>
12870 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12871 instead of ipa_create_node_params.
12872 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12873 ipa_check_create_edge_args, free them with
12874 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12876 * ipa-prop.c: Include flags.h and tree-inline.h.
12877 (ipa_node_params_vector): New variable.
12878 (ipa_edge_args_vector): New variable.
12879 (edge_removal_hook_holder): New variable.
12880 (node_removal_hook_holder): New variable.
12881 (edge_duplication_hook_holder): New variable.
12882 (node_duplication_hook_holder): New variable.
12883 (ipa_detect_param_modifications): Check for presence of modified flags.
12884 (ipa_compute_jump_functions): Check for presence of jump functions.
12885 (ipa_free_edge_args_substructures): New function.
12886 (ipa_create_node_params): Removed.
12887 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12888 (ipa_free_node_params_substructures): New function.
12889 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12891 (ipa_edge_removal_hook): New function.
12892 (ipa_node_removal_hook): New function.
12893 (duplicate_array): New function.
12894 (ipa_edge_duplication_hook): New function.
12895 (ipa_node_duplication_hook): New function.
12896 (ipa_register_cgraph_hooks): New function.
12897 (ipa_unregister_cgraph_hooks): New function.
12898 (free_all_ipa_structures_after_ipa_cp): New function.
12900 * ipa-prop.h: Include vec.h.
12901 (ipa_node_params_t): New typedef with vector types for it.
12902 (ipa_edge_args_t): New typedef with vector types for it.
12903 (IPA_NODE_REF): Changed to access an on-the-side vector.
12904 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12905 (ipa_check_create_node_params): New function.
12906 (ipa_check_create_edge_args): New function.
12908 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12911 2008-07-07 Tom Tromey <tromey@redhat.com>
12913 * configure, config.in: Rebuilt.
12914 * configure.ac: Don't check for scandir or alphasort.
12916 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12918 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12919 types immediately after creating them.
12921 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12923 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12925 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12927 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12928 dump_constraint_graph.
12929 (dump_constraint_edge): New function.
12930 (dump_constraint_graph): New function.
12931 (debug_constraint_graph): New function.
12932 (dump_constraint): Removed useless comparison.
12933 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12934 (dump_constraint_graph): Declare.
12935 (debug_constraint_graph): Declare.
12936 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12938 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12940 * config/i386/i386.c (is_va_list_char_pointer): New.
12941 (ix86_va_start): Replace compare with ms_va_list_type_node
12942 by is_va_list_char_pointer.
12943 (ix86_gimplify_va_arg): Likewise.
12945 2008-07-07 Martin Jambor <mjambor@suse.cz>
12947 * cgraph.c (cgraph_edge_max_uid): New variable.
12948 (struct cgraph_edge_hook_list): New type.
12949 (struct cgraph_node_hook_list): New type.
12950 (struct cgraph_2edge_hook_list): New type.
12951 (struct cgraph_2node_hook_list): New type.
12952 (first_cgraph_edge_removal_hook): New variable.
12953 (first_cgraph_node_removal_hook): New variable.
12954 (first_cgraph_edge_duplicated_hook): New variable.
12955 (first_cgraph_node_duplicated_hook): New variable.
12956 (cgraph_add_edge_removal_hook): New function.
12957 (cgraph_remove_edge_removal_hook): New function.
12958 (cgraph_call_edge_removal_hooks): New function.
12959 (cgraph_add_node_removal_hook): New function.
12960 (cgraph_remove_node_removal_hook): New function.
12961 (cgraph_call_node_removal_hooks): New function.
12962 (cgraph_add_edge_duplication_hook): New function.
12963 (cgraph_remove_edge_duplication_hook): New function.
12964 (cgraph_call_edge_duplication_hooks): New function.
12965 (cgraph_add_node_duplication_hook): New function.
12966 (cgraph_remove_node_duplication_hook): New function.
12967 (cgraph_call_node_duplication_hooks): New function.
12968 (cgraph_create_edge): Assign to edge uid.
12969 (cgraph_remove_edge): Call edge removal hooks.
12970 (cgraph_node_remove_callees): Call edge removal hooks.
12971 (cgraph_node_remove_callers): Call edge removal hooks.
12972 (cgraph_remove_node): Call node removal hooks.
12973 (cgraph_clone_edge): Call edge duplication hooks.
12974 (cgraph_clone_node): Call node duplication hooks.
12976 * cgraph.h (cgraph_edge): New field uid.
12977 (cgraph_edge_hook): New type.
12978 (cgraph_node_hook): New type.
12979 (cgraph_2edge_hook): New type.
12980 (cgraph_2node_hook): New type.
12982 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12984 * config.in: Regenerate.
12986 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12988 * gcc.c (print_sysroot): New.
12989 (option_map, display_help, process_command): Handle the
12990 -print-sysroot option.
12991 (main): Print the sysroot if requested.
12992 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12994 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12997 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12999 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13001 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13002 (assign_parm_setup_block_p): Also check mode of entry_parm.
13004 2008-07-07 Richard Guenther <rguenther@suse.de>
13006 * tree-ssa-structalias.h (set_used_smts): Remove.
13007 * tree-ssa-structalias.c (used_smts): Likewise.
13008 (set_used_smts): Likewise.
13009 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13010 call to set_used_smts.
13012 2008-07-07 Richard Guenther <rguenther@suse.de>
13014 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13015 (new_var_info): Set it to false.
13016 (solution_set_add): Correctly handle pointers outside a var and
13018 (type_safe): Treat variables with is_full_var properly.
13019 (do_sd_constraint): Likewise.
13020 (do_ds_constraint): Likewise.
13021 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13022 (get_constraint_for_ptr_offset): New function.
13023 (get_constraint_for_component_ref): For addresses at least include
13024 the last field of the variable. Handle is_full_vars properly.
13025 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13026 (handle_ptr_arith): Remove.
13027 (find_func_aliases): Simplify assignment handling.
13028 (create_function_info_for): For parameter and result varinfos set
13030 (create_variable_info_for): Set is_full_var flag whenever we
13031 just created a single varinfo for a decl.
13032 (init_alias_vars): Initialize use_field_sensitive from
13033 max-fields-for-field-sensitive parameter.
13035 2008-07-07 Richard Guenther <rguenther@suse.de>
13037 PR tree-optimization/36713
13038 * tree-flow-inline.h (is_call_used): New function.
13039 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13040 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13041 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13043 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13045 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13047 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13049 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13051 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13052 Nathan Sidwell <nathan@codesourcery.com>
13054 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13055 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13057 * config/m68k/t-linux: New.
13058 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13061 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13063 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13064 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13067 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13069 * gcc.c (execute): Fix -Wc++-compat warning.
13071 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13074 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13075 constant for little endian.
13077 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13079 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13080 mips_base_mips16 instead of TARGET_MIPS16.
13081 (mips_base_mips16): Declare.
13082 * config/mips/mips.c (mips_base_mips16): Make global.
13083 (was_mips16_p): Remove GTY marker.
13084 (was_mips16_pch_p): New variable.
13085 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13086 (mips_override_options): Force to non-MIPS16 mode initially.
13087 Do not complain about MIPS16 PIC incompatibilities here.
13088 Only allow -mgpopt if -mexplicit-relocs is in force for
13091 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13093 * configure.ac: Check for caddr_t, define to char * if not defined.
13094 * configure: Regenerate.
13095 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13096 (mmap_gt_pch_use_address): Likewise.
13097 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13099 2008-07-06 Richard Guenther <rguenther@suse.de>
13101 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13102 (new_var_info): Deal with it.
13103 (solution_set_add): Likewise.
13104 (bitpos_of_field): Make signed, fix.
13105 (struct fieldoff): Remove type and decl fields. Make size field
13106 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13108 (fieldoff_compare): Deal with it.
13109 (push_fields_onto_fieldstack): Remove has_union argument, glob
13110 adjacent non-pointer fields together.
13111 (create_function_info_for): Do not set has_union.
13112 (create_variable_info_for): Simplify.
13114 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13116 * config.gcc (extra_headers): Add cross-stdarg.h for target
13117 x86_64-*-* and i?86-*-*.
13118 * config/i386/cross-stdarg.h: New.
13119 * builtins.c (std_fn_abi_va_list): New.
13120 (std_canonical_va_list_type): New.
13121 (stabilize_va_list): Replace va_list_type_node use by
13122 mtarget.canonical_va_list_type.
13123 (gimplify_va_arg_expr): Likewise.
13124 (expand_builtin_va_copy): Replace va_list_type_node use by
13125 mtarget.fn_abi_va_list.
13126 * tree-sra.c (is_va_list_type): New helper.
13127 (decl_can_be_decomposed_p): Replace
13128 va_list_type_node use by is_va_list_type.
13129 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13130 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13131 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13132 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13133 (ix86_enum_va_list): New.
13134 * config/i386/i386.c (sysv_va_list_type_node): New.
13135 (ms_va_list_type_node): New.
13136 (ix86_function_type_abi): Remove sorry.
13137 (ix86_build_builtin_va_list_abi): New.
13138 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13139 for 64-bit targets.
13140 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13141 (ix86_init_builtins_va_builtins_abi): New.
13142 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13143 for 64-bit targets.
13144 (ix86_handle_abi_attribute): New.
13145 (attribute_spec): Add sysv_abi and ms_abi.
13146 (ix86_fn_abi_va_list): New.
13147 (ix86_canonical_va_list_type): New.
13148 (ix86_enum_va_list): New.
13149 (TARGET_FN_ABI_VA_LIST): New.
13150 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13151 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13152 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13153 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13154 (TARGET_ENUM_VA_LIST): New.
13155 * expr.h (std_fn_abi_va_list): New.
13156 (std_canonical_va_list_type): New.
13157 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13158 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13159 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13160 TARGET_CANONICAL_VA_LIST_TYPE.
13161 * target.h (struct gcc_target): Add fn_abi_va_list hook
13162 and canonical_va_list_type hook.
13164 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13166 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13167 integral and pointer types.
13169 2008-07-04 Roger Sayle <roger@eyesopen.com>
13171 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13172 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13174 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13177 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13179 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13181 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13182 build_gimple_modify_stmt.
13183 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13184 gimple operand. Use fold_build* instead of build*.
13186 2008-07-04 Richard Guenther <rguenther@suse.de>
13188 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13189 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13190 properly to compute the reachability set if we do field-sensitive PTA.
13191 * invoke.texi (max-fields-for-field-sensitive): Document default.
13192 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13193 100 for optimize >= 2.
13195 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13197 * ggc-zone.c (lookup_page_table_if_allocated,
13198 set_page_table_entry, zone_find_object_size, alloc_small_page,
13199 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13200 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13201 -Wc++-compat and/or -Wcast-qual warnings.
13203 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13206 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13207 pic_offset_table_rtx to be marked as used here.
13208 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13209 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13210 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13211 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13212 !TARGET_SECURE_PLT.
13214 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13216 * alloc-pool.c (hash_descriptor, eq_descriptor,
13217 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13218 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13220 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13221 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13222 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13223 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13226 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13228 * tree-flow.h (loop_only_exit_p): Declare.
13229 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13230 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13231 the number of iterations if it is constant. Otherwise, if this is the
13232 only possible exit of the loop, use the conservative estimate on the
13233 number of iterations of the entire loop if available.
13235 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13237 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13238 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13239 Add synchronization functions.
13240 * config/sync.c: New file.
13241 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13242 (LIBGCC_SYNC_CFLAGS): Likewise.
13244 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13247 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13248 (*pushtf_sse): New insn pattern.
13249 (pushtf splitters): New splitters.
13251 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13253 PR middle-end/35736
13254 * predict.c (build_predict_expr): Use void_type_node for the tree
13255 type, instead of NULL_TREE.
13257 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13259 * config/i386/i386.c (contains_aligned_value_p): Return true
13261 (ix86_data_alignment): Align TCmode to 128bits.
13262 (ix86_local_alignment): Likewise.
13264 2008-07-03 Andrew Haley <aph@redhat.com>
13267 * vec.h (VEC_TA): New.
13268 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13269 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13270 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13271 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13272 (C_COMMON_FIXED_TYPES): Remove first arg.
13273 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13274 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13275 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13276 not to use empty macro arguments.
13278 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13280 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13281 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13282 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13283 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13284 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13285 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13286 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13287 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13288 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13289 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13290 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13291 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13292 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13293 config/rs6000/e500crtres64gpr.asm,
13294 config/rs6000/e500crtres64gprctr.asm,
13295 config/rs6000/e500crtrest32gpr.asm,
13296 config/rs6000/e500crtrest64gpr.asm,
13297 config/rs6000/e500crtresx32gpr.asm,
13298 config/rs6000/e500crtresx64gpr.asm,
13299 config/rs6000/e500crtsav32gpr.asm,
13300 config/rs6000/e500crtsav64gpr.asm,
13301 config/rs6000/e500crtsav64gprctr.asm,
13302 config/rs6000/e500crtsavg32gpr.asm,
13303 config/rs6000/e500crtsavg64gpr.asm,
13304 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13305 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13306 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13307 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13308 config/sparc/sol2-cn.asm: Remove .file directives.
13310 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13312 * resource.c (mark_referenced_resources): Look inside
13313 UNSPEC_VOLATILEs and ASM_INPUTs.
13315 2008-07-02 Ian Lance Taylor <iant@google.com>
13317 * rtlanal.c (add_reg_note): New function.
13318 * rtl.h (add_reg_note): Declare.
13319 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13320 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13321 * builtins.c (expand_builtin_longjmp): Likewise.
13322 (expand_builtin_nonlocal_goto): Likewise.
13323 * calls.c (emit_call_1, expand_call): Likewise.
13324 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13325 * cfglayout.c (fixup_reorder_chain): Likewise.
13326 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13327 (commit_one_edge_insertion): Likewise.
13328 * combine.c (move_deaths, distribute_notes): Likewise.
13329 * df-problems.c (df_set_note): Likewise.
13330 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13331 (set_unique_reg_note): Likewise.
13332 (emit_copy_of_insn_after): Likewise.
13333 * expr.c (expand_expr_real): Likewise.
13334 * gcse.c (add_label_notes): Likewise.
13335 * haifa-sched.c (create_check_block_twin): Likewise.
13336 * jump.c (mark_jump_label_1): Likewise.
13337 * loop-doloop.c (add_test, doloop_modify): Likewise.
13338 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13339 * lower-subreg.c (move_eh_region_note): Likewise.
13340 * optabs.c (emit_libcall_block): Likewise.
13341 * predict.c (predict_insn): Likewise.
13342 (combine_predictions_for_insn): Likewise.
13343 * recog.c (peephole2_optimize): Likewise.
13344 * regmove.c (try_auto_increment): Likewise.
13345 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13346 * reload.c (find_reloads): Likewise.
13347 * reload1.c (fixup_eh_region_note): Likewise.
13348 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13349 * reorg.c (delete_prior_computation): Likewise.
13350 (delete_computation, dbr_schedule): Likewise.
13351 * config/pa/pa.c (legitimize_pic_address): Likewise.
13352 * config/sh/sh.c (sh_reorg): Likewise.
13354 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13357 * config/libgcc-glibc.ver: Add %exclude.
13358 * config/m32r/libgcc-glibc.ver: Likwise.
13359 * config/s390/libgcc-glibc.ver: Likwise.
13360 * config/sh/libgcc-glibc.ver: Likwise.
13361 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13363 * config/i386/libgcc-glibc.ver: New.
13365 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13367 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13369 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13370 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13371 i[34567]86-*-linux*, x86_64-*-linux*. Add
13372 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13373 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13374 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13375 i[34567]86-*-linux*, x86_64-*-linux*.
13377 * libgcc-std.ver: Add empty GCC_4.4.0.
13379 * mkmap-symver.awk: Support multiple versions per symbol.
13381 * config/i386/i386.c (ix86_init_builtins): Always define
13382 __builtin_fabsq and __builtin_copysignq with fallbacks.
13383 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13384 and __builtin_copysignq if SSE2 isn't available.
13386 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13387 (LIBGCC2_TF_CEXT): Likwise.
13388 (TF_SIZE): Likwise.
13390 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13392 * config/i386/sfp-machine.h: Moved to libgcc.
13394 * config/i386/sfp-machine.h: New.
13395 * config/i386/t-linux: Likwise.
13397 * config/i386/t-darwin: Remove softfp_wrap_start and
13399 * config/i386/t-darwin64: Likewise.
13401 * config/i386/t-fprules-softfp64: Renamed to ...
13402 * config/i386/t-fprules-softfp: This.
13404 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13405 and softfp_wrap_end.
13407 2008-07-02 Jason Merrill <jason@redhat.com>
13409 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13411 * tree.c (ctor_to_list): New fn.
13412 * tree.h: Declare it.
13413 (CONSTRUCTOR_ELT): New macro.
13414 (CONSTRUCTOR_NELTS): New macro.
13416 2008-07-02 Richard Guenther <rguenther@suse.de>
13418 * tree-ssa-structalias.c (struct variable_info): Reorder
13419 to fill padding on 64bit hosts. Make collapsed_to an int.
13420 (get_varinfo_fc): Deal with that.
13421 (new_var_info): Likewise.
13422 (collapse_rest_of_var): Likewise.
13424 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13426 * doc/install.texi (--enable-java-home): Document.
13427 (--enable-aot-compile-rpm): Likewise.
13428 (--with-arch-directory): Likewise.
13429 (--with-os-directory): Likewise.
13430 (--with-origin-name): Likewise.
13431 (--with-arch-suffix): Likewise.
13432 (--with-jvm-root-dir): Likewise.
13433 (--with-jvm-jar-dir): Likewise.
13434 (--with-python-dir): Likewise.
13436 2008-07-02 Richard Guenther <rguenther@suse.de>
13438 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13439 from decls explicitly. Merge operand checking from tuples.
13441 2008-07-02 Martin Jambor <mjambor@suse.cz>
13443 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13445 2008-07-02 Martin Jambor <mjambor@suse.cz>
13447 * tree-switch-conversion.c: Included timevar.h
13448 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13450 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13452 2008-07-02 Martin Jambor <mjambor@suse.cz>
13454 * tree-switch-conversion.c: Corrected various comments and
13456 (build_constructors): Fixed minor formatting mistakes.
13458 * invoke.texi (Optimize Options): Corrected the
13459 switch-conversion-max-branch-ratio parameter.
13461 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13463 * final.c (asm_insn_count): Return zero for an empty asm body.
13465 2008-07-02 Richard Guenther <rguenther@suse.de>
13467 * bitmap.h (bitmap_set_bit): Return bool.
13468 (bitmap_clear_bit): Likewise.
13469 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13470 write to the bitmap if it would.
13471 (bitmap_clear_bit): Likewise.
13472 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13473 bitmap_set_bit return value.
13474 (add_pred_graph_edge): Likewise.
13475 (add_graph_edge): Likewise.
13476 (do_sd_constraint): Likewise.
13477 (do_ds_constraint): Likewise.
13479 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13481 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13482 Fix -Wc++-compat and/or -Wcast-qual warnings.
13483 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13484 gen_regparm_prefix): Likewise.
13485 * vmsdbgout.c (write_modbeg, lookup_filename,
13486 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13488 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13490 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13491 defaults.h definition apply.
13493 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13495 * function.c (assign_parm_remove_parallels): New.
13496 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13498 (assign_parm_setup_block): Do not handle them.
13499 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13500 assign_parm_remove_parallels.
13502 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13504 * c-typeck.c (convert_for_assignment): Use
13505 vector_targets_convertible_p.
13506 * c-common.c (vector_targets_convertible_p): New.
13507 * c-common.h (vector_targets_convertible_p): New prototype.
13508 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13509 opaque_p_V2SI_type_node.
13511 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13513 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13516 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13518 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13519 TFmode constants via two element DImode vector for hosts with
13520 HOST_BITS_PER_WIDE_INT < 64.
13521 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13522 also for HOST_BITS_PER_WIDE_INT < 64.
13524 2008-07-01 Richard Guenther <rguenther@suse.de>
13526 PR tree-optimization/36666
13527 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13528 (get_constraint_exp_from_ssa_var): Split into ...
13529 (get_constraint_exp_for_temp): ... this ...
13530 (get_constraint_for_ssa_var): ... and that.
13531 Return constraint expressions for all touched sub-fields
13532 if the results address is not taken.
13533 (process_constraint): Remove assertion that aggregate
13534 assignments do not happen at this place.
13535 (get_constraint_for_component_ref): Add address_p argument.
13536 Return constraint expressions for all touched sub-fields
13537 if the results address is not taken.
13538 (do_deref): Use get_constraint_exp_for_temp.
13539 (get_constraint_for_1): Rename from ...
13540 (get_constraint_for): ... this. Add the old function as wrapper.
13541 (do_structure_copy): Use get_constraint_for_1.
13543 2008-07-01 Martin Jambor <mjambor@suse.cz>
13545 * Makefile.in (tree-switch-conversion.o): Add.
13546 (OBJS-common): Add tree-swtch-conversion.o.
13547 * passes.c (init_optimization_passes): Add pass_convert_switch.
13548 * tree-pass.h: (pass_convert_switch): Add.
13549 * tree-switch-conversion.c: New file.
13550 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13551 * common.opt (ftree-cswtch): New option.
13552 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13553 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13554 * opts.c (decode_options): Set flag_tree_switch_conversion when
13555 optimization level is >= 2.
13556 * doc/invoke.texi (Optimize Options): Added description of
13557 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13559 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13561 * config/darwin-driver.c (darwin_default_min_version): Fix
13562 -Wc++-compat warnings.
13564 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13566 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13569 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13571 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13573 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13575 PR rtl-optimization/34744
13576 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13577 (df_scan_free_internal): Free data structures not
13578 allocated in storage pools.
13579 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13580 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13581 df_scan_free_mws_vec.
13582 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13585 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13587 * config/i386/i386.c (contains_aligned_value_p): Return true
13589 (ix86_function_arg_boundary): Return its natural boundary
13591 (return_in_memory_32): Don't check TDmode.
13592 (ix86_split_to_parts): Support splitting into 4 parts and
13593 support TFmode for 32bit target.
13594 (ix86_split_long_move): Support splitting into 4 parts.
13595 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13597 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13598 (ix86_init_builtins): Here.
13599 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13600 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13601 'q' and 'w', respectively.
13603 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13605 (movtf_internal): Likewise.
13606 (<code>tf2): Likewise.
13607 (*absnegtf2_sse): Likewise.
13608 (copysign<mode>3): Likewise.
13609 (copysign<mode>3_const): Likewise.
13610 (copysign<mode>3_var): Likewise.
13611 (define_split UNSPEC_COPYSIGN): Likewise.
13612 * config/i386/sse.md (*nandtf3): Likewise.
13613 (<code>tf3): Likewise.
13614 (*<code>tf3): Likewise.
13616 2008-06-30 Joey Ye <joey.ye@intel.com>
13617 H.J. Lu <hongjiu.lu@intel.com>
13619 * global.c (compute_regsets): Set frame_pointer_needed here.
13620 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13622 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13624 * doc/install.texi (specific): Expand Windows build notes.
13626 2008-06-30 Ira Rosen <irar@il.ibm.com>
13628 PR tree-optimization/36648
13629 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13630 number of prolog iterations by step. Fix the comment.
13632 2008-06-30 Richard Guenther <rguenther@suse.de>
13634 PR middle-end/36671
13635 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13636 handle calls from ECF_MALLOC functions.
13637 (handle_pure_call): ECF_MALLOC functions do not return
13639 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13641 2008-06-29 Andreas Schwab <schwab@suse.de>
13643 * config/m68k/m68k.c (print_operand): Always print a float
13645 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13646 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13649 * config/rs6000/x-linux64: Remove never used file.
13651 2008-06-29 Richard Guenther <rguenther@suse.de>
13653 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13655 (struct alias_info): Move ...
13656 * tree-ssa-alias.c: ... here.
13657 (update_alias_info): Declare.
13658 (compute_may_aliases): Call it.
13659 (update_alias_info): New function.
13660 * tree-ssa-structalias.c (update_alias_info): Move ...
13661 * tree-ssa-alias.c (update_alias_info_1): ... here.
13662 * tree-ssa-structalias.c (process_constraint_1): Remove
13663 unused from_call argument. Rename to ...
13664 (process_constraint): ... this. Delete old wrapper.
13665 (make_constraint_to): Adjust callers.
13666 (handle_const_call): Likewise.
13667 (handle_pure_call): Likewise.
13668 (init_base_vars): Likewise.
13669 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13670 (find_func_aliases): We don't need structure copies for
13672 (make_constraint_from_anything): Remove.
13673 (create_variable_info_for): For globals make constraints
13674 from escaped, not from anything.
13675 (compute_points_to_sets): Do not call update_alias_info.
13676 (ipa_pta_execute): Use make_constraint_from.
13678 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13680 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13681 (bitmap.o-warn, dominance.o-warn): New.
13682 * configure.ac (cxx_compat_warn): Delete.
13683 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13684 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13686 * configure: Regenerate.
13688 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13691 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13693 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13694 * df-scan.c (df_notes_rescan): Likewise.
13695 * ggc-page.c (set_page_table_entry): Likewise.
13696 * intl.c (gcc_gettext_width): Likewise.
13697 * varasm.c (get_unnamed_section, get_noswitch_section,
13698 get_section): Likewise.
13700 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13702 * regrename.c (build_def_use): Don't copy RTX.
13704 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13706 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13707 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13708 punctuation. Use @ref instead of @xref.
13709 (Function Names): Remove stray @display/@end display.
13710 (C++ Attributes): Use @ref instead of @xref.
13711 (Deprecated Features): Fix punctuation around @xref.
13712 (Backwards Compatibility): Likewise.
13713 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13715 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13717 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13718 constants for E500 double.
13720 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13722 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13723 element type of const_vector.
13725 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13727 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13728 Remove FLAGS_REG clobber from expander pattern.
13729 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13730 (anddi3, andsi3, andhi3, andqi3): Ditto.
13731 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13732 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13733 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13734 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13735 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13736 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13737 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13738 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13740 2008-06-28 Richard Guenther <rguenther@suse.de>
13742 * tree-ssa-structalias.c (callused_id, var_callused,
13743 callused_tree): Add.
13744 (handle_pure_call): New function.
13745 (find_func_aliases): Call it.
13746 (find_what_p_points_to): Handle the call-used set.
13747 (clobber_what_escaped): Likewise.
13748 (compute_call_used_vars): New function.
13749 (init_base_vars): Init the call-used variable.
13750 (do_sd_constraint): Do not propagate the solution from CALLUSED
13751 but use CALLUSED as a placeholder.
13752 (solve_graph): Likewise.
13753 * tree-flow-inline.h (gimple_call_used_vars): New function.
13754 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13755 (compute_call_used_vars): Declare.
13756 * tree-ssa-alias.c (set_initial_properties): Call
13757 compute_call_used_vars.
13758 (reset_alias_info): Clear call-used variables.
13759 (add_call_clobber_ops): Assert we are not called for const/pure
13760 functions. Remove handling of them.
13761 (add_call_read_ops): Handle pure functions by adding the
13762 call-used set of variables as VUSEs.
13763 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13764 (delete_tree_ssa): Free it.
13765 * tree-dfa.c (remove_referenced_var): Clear the var from the
13768 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13770 * tree.c (build_varargs_function_type_list): New.
13771 (build_function_type_list_1): New.
13772 (build_function_type_list): Use build_function_type_list_1.
13773 * tree.h (build_varargs_function_type_list): New.
13775 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13778 * config/spu/spu.c (spu_builtin_splats): Do not generate
13779 invalid CONST_VECTOR expressions.
13780 (spu_expand_vector_init): Likewise.
13782 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13784 * optabs.c (libfunc_decls): New variable.
13785 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13786 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13787 for the same function twice.
13789 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13791 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13792 ix86_expand_binary_operator directly.
13793 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13795 (*ashrti3_1): Ditto.
13796 (*lshrti3_1): Ditto.
13797 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13798 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13799 using only one splitter. Conditionaly execute splitter before or
13800 after peephole2 pass.
13801 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13802 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13803 Use only one alternative in asm template.
13804 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13806 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13807 "J" operand constraint for operand 2.
13808 (*ashldi3_cconly_rex64): Ditto.
13809 (*ashrdi3_cmp_rex64): Ditto.
13810 (*ashrdi3_cconly_rex64): Ditto.
13811 (*lshrdi3_cmp_rex64): Ditto.
13812 (*lshrdi3_cconly_rex64): Ditto.
13813 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13814 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13815 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13818 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13820 * gimplify.c (omp_is_private): Don't return true if decl is not
13821 already private on #pragma omp for or #pragma omp parallel for.
13824 * tree-cfg.c (struct move_stmt_d): Replace block field with
13825 orig_block and new_block fields.
13826 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13827 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13828 (move_block_to_fn): Replace vars_map and new_label_map arguments
13829 with struct move_stmt_d pointer.
13830 (replace_block_vars_by_duplicates): New function.
13831 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13832 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13833 all subblocks of ORIG_BLOCK to the new function. Call
13834 replace_block_vars_by_duplicates.
13835 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13836 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13837 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13838 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13839 (expand_omp): Temporarily set input_location to the location of
13840 region's controlling stmt.
13841 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13842 BIND_EXPR, push ctx->block_vars and gimplification vars into
13843 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13844 into dest function.
13845 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13846 there are any BLOCK_VARS.
13847 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13848 OMP_PARALLEL or OMP_TASK stmt.
13849 (lower_omp): Save and restore input_location around the lower_omp_1
13852 2008-06-27 Richard Guenther <rguenther@suse.de>
13854 PR tree-optimization/36400
13855 PR tree-optimization/36373
13856 PR tree-optimization/36344
13857 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13858 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13859 (update_alias_info): Remove call clobbering code.
13860 (make_constraint_to): New helper function.
13861 (make_escape_constraint): Likewise.
13862 (handle_rhs_call): Use it on all pointer containing arguments.
13863 Also mark the static chain escaped.
13864 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13865 instead of ANYTHING.
13866 (make_constraint_from): New helper split out from ...
13867 (make_constraint_from_anything): ... here.
13868 (find_func_aliases): Add constraints for escape sites.
13869 (intra_create_variable_infos): Make constraints from NONLOCAL
13871 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13873 (clobber_what_p_points_to): Remove.
13874 (clobber_what_escaped): New function.
13875 (init_base_vars): Init NONLOCAL and ESCAPED.
13876 (do_sd_constraint): Do not propagate the solution from ESCAPED
13877 but use ESCAPED as a placeholder.
13878 (solve_graph): Likewise.
13879 * tree-flow.h (clobber_what_p_points_to): Remove.
13880 (clobber_what_escaped): Declare.
13881 * tree-ssa-alias.c (set_initial_properties): Call it.
13882 Remove code clobbering escaped pointers.
13884 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13886 * function.c (allocate_struct_function): Only allocate a unique
13887 funcdef_no if the decl is nonzero.
13889 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13891 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13892 * config/mips/mips.c (mips_split_const_insns): New function.
13893 * config/mips/mips.md (move_type): New attribute.
13894 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13895 (dword_mode): New attribute.
13896 (type): Avoid long line. Map "move_type"s to "type"s,
13897 choosing "multi" for doubleword moves if appropriate.
13898 Swap MTC/MFC comments to match their declaration order.
13899 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13900 "type" is "branch" or "jal" is "direct".
13901 (length): Handle "extended_mips16" first. Make the default
13902 "0" for "ghost" instructions. Set the length from "move_type".
13903 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13904 of "type", with "sll0" for the register alternative. Remove the
13905 "extended_mips16" attribute.
13906 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13907 of "type", with "shift_shift" for the register alternative.
13908 Remove the "length" attribute.
13909 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13910 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13911 of "type", with "andi" for the register alternative.
13912 (*zero_extendqihi2): Likewise.
13913 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13914 of "andi" instead of a "type" of "arith".
13915 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13917 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13918 (mov_<store>r, *mov<mode>_ra): Likewise.
13919 (extendsidi2): Use "move_type" instead of "type", with "move"
13920 for the register alternative.
13921 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13922 of "type", with "signext" for the register alternative.
13923 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13924 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13925 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13926 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13927 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13928 (unnamed branch insn): Likewise.
13929 (*movdi_gp32_fp64): Fold into...
13930 (*movdi_32bit): ...here.
13931 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13932 (*movdf_hardfloat): ...this new pattern.
13933 (*movdf_softfloat): Remove redundant FPR alternatives.
13934 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13935 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13936 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13937 the "move" attribute.
13938 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13939 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13940 and "store" for COP loads and stores.
13941 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13942 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13943 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13944 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13945 (*movtf_mips16, *movv2sf): Likewise.
13946 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13947 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13948 (mfhc1<mode>): Use "move_type" instead of "move".
13949 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13950 (loadgp_blockage): Remove the "length" attribute.
13951 (blockage, set_got_version, update_got_version): Likewise.
13952 (call_internal): Remove the "extended_mips16" attribute.
13953 (call_value_internal, call_value_multiple_internal): Likewise.
13954 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13956 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13957 the "length" attribute.
13959 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13961 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13962 -Wcast-qual warnings.
13963 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13964 handle_pragma_pop_macro): Likewise.
13965 * collect2.c (resolve_lib_name): Likewise.
13966 * config/arc/arc.c (arc_init): Likewise.
13967 * config/arm/arm.c (neon_builtin_compare,
13968 locate_neon_builtin_icode): Likewise.
13969 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13970 * config/bfin/bfin.c (bfin_init_machine_status,
13971 bfin_optimize_loop): Likewise.
13972 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13973 * config/cris/cris.c (cris_init_expanders): Likewise.
13974 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13975 * config/darwin.c (machopic_indirection_eq,
13976 machopic_indirection_name, machopic_output_indirection): Likewise.
13977 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13978 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13979 frv_optimize_membar): Likewise.
13980 * config/i386/cygwin.h (mingw_scan,
13981 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13982 * config/i386/cygwin1.c (mingw_scan): Likewise.
13983 * config/i386/i386.c (machopic_output_stub): Likewise.
13984 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13985 i386_pe_unique_section): Likewise.
13986 * config/ia64/ia64.c (ia64_init_machine_status,
13987 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13989 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13990 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13991 * config/m68k/m68k.c (m68k_handle_option,
13992 m68k_sched_md_init_global): Likewise.
13993 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13994 mcore_unique_section): Likewise.
13995 * config/mips/mips.c (mips_block_move_straight,
13996 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13998 * config/mmix/mmix.c (mmix_init_machine_status,
13999 mmix_encode_section_info): Likewise.
14000 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14001 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14002 print_operand_address, output_toc, redefine_groups,
14003 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14004 * config/s390/s390.c (s390_init_machine_status): Likewise.
14005 * config/score/score.c (score_block_move_straight,
14006 score_block_move_loop_body): Likewise.
14007 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14008 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14009 * emit-rtl.c (find_auto_inc): Likewise.
14010 * gcc.c (translate_options, process_command): Likewise.
14011 * reorg.c (dbr_schedule): Likewise.
14012 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14013 * xcoffout.c (xcoffout_declare_function): Likewise.
14015 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14017 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14018 ipa-pta working again.
14020 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14022 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14025 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14027 * config.gcc (powerpc*-*-*): Add new core e500mc.
14028 * config/rs6000/e500mc.md: New file.
14029 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14031 (rs6000_override_options): Add e500mc case to
14032 processor_target_table. Altivec and Spe options not allowed
14033 with e500mc. Add isel instruction to e500mc by
14034 default. Initialize rs6000_cost for e500mc.
14035 (rs6000_issue_rate): Set issue rate for e500mc.
14036 * config/rs6000/rs6000.h (processor_type): Add
14037 PROCESSOR_PPCE500MC.
14038 (ASM_CPU_SPEC): Add e500mc.
14039 Set TARGET_ISEL to rs6000_isel.
14040 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14041 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14042 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14044 * doc/invoke.texi: Add e500mc to list of cpus.
14046 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14049 * c-lex.c (lex_charconst): Initialize unsignedp.
14051 2008-06-27 Olivier Hainque <hainque@adacore.com>
14053 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14054 documented assumptions.
14056 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14058 * dwarf2out.c: Remove trailing white spaces. Break long line
14061 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14063 * libfuncs.h (LTI_synchronize): New libfunc_index.
14064 (synchronize_libfunc): Declare.
14065 * builtins.c (expand_builtin_synchronize): Consider using
14066 synchronize_libfunc before falling back on an asm blockage.
14067 * config/mips/mips.c: Include libfuncs.h
14068 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14070 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14072 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14073 parameter. Copy stack_reg to r11 where appropriate.
14074 (no_global_regs_above): Add gpr parameter.
14075 (rs6000_stack_info): Only add padding for SPE save area if we
14076 are saving SPE GPRs and CR.
14077 (saveres_routine_syms): New variable.
14078 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14080 (rs6000_savres_routine_sym): New function.
14081 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14083 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14084 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14085 Tweak FPR out-of-line saving.
14086 (rs6000_make_savres_rtx): New function.
14087 (rs6000_use_multiple_p): New function.
14088 (rs6000_savres_strategy): New function.
14089 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14090 out-of-line if appropriate.
14091 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14092 if we are optimizing for size.
14093 (GP_SAVE_INLINE): Define.
14094 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14095 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14096 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14097 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14098 (*save_fpregs_<mode>): Add use of r11.
14099 (*restore_gpregs_<mode>): New insn.
14100 (*return_and_restore_gpregs_<mode>): New insn.
14101 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14103 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14104 (*restore_gpregs_spe): New insn.
14105 (*return_and_restore_gpregs_spe): New insn.
14106 * config/rs6000/predicates.md (save_world_operation): Fix check.
14108 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14110 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14111 this point, so assert that.
14113 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14115 * cfganal.c: Include vec.h and vecprim.h.
14116 (compute_idf): Import from...
14117 * tree-into-ssa (compute_idf): ...here.
14118 * basic-block.h (compute_idf): Export.
14120 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14122 * c-decl.c (merge_decls): Use !current_function_decl to check for
14123 extern declaration of C99 inline function being at file scope.
14125 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14127 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14129 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14131 * alias.c (record_alias_subset, init_alias_analysis): Fix
14132 -Wc++-compat and/or -Wcast-qual warnings.
14133 * attribs.c (lookup_attribute_spec): Likewise.
14134 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14135 copy_bb, connect_traces,
14136 find_rarely_executed_basic_blocks_and_cr): Likewise.
14137 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14138 note_btr_set, migrate_btr_defs): Likewise.
14139 * builtins.c (result_vector, expand_builtin_memcpy,
14140 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14141 builtin_memset_read_str, expand_builtin_printf,
14142 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14144 * caller-save.c (mark_set_regs): Likewise.
14145 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14146 * cgraph.c (cgraph_edge): Likewise.
14147 * combine.c (likely_spilled_retval_1): Likewise.
14148 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14149 htab_counts_entry_del, get_coverage_counts): Likewise.
14150 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14151 new_cselib_val): Likewise.
14152 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14153 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14155 * df-core.c (df_compact_blocks): Likewise.
14156 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14157 * df-scan.c (df_grow_reg_info, df_ref_create,
14158 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14159 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14160 df_record_entry_block_defs, df_record_exit_block_uses,
14161 df_bb_verify): Likewise.
14162 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14163 DF_REF_EXTRACT_MODE_CONST): New.
14164 * dominance.c (get_immediate_dominator, get_dominated_by,
14165 nearest_common_dominator, root_of_dom_tree,
14166 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14167 -Wc++-compat and/or -Wcast-qual warnings.
14168 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14169 record_store, replace_read, check_mem_read_rtx, scan_insn,
14170 dse_step1, dse_record_singleton_alias_set): Likewise.
14171 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14173 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14175 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14176 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14177 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14178 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14179 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14180 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14181 file_name_acquire, output_file_names, add_const_value_attribute,
14182 premark_used_types_helper, file_table_eq, file_table_hash,
14183 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14184 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14185 -Wcast-qual warnings.
14186 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14187 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14188 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14189 gen_reg_rtx, start_sequence, init_emit): Likewise.
14190 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14191 * except.c (init_eh_for_function, gen_eh_region,
14192 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14193 arh_to_landing_pad, arh_to_label, add_action_record,
14194 add_call_site, switch_to_exception_section): Likewise.
14195 * expmed.c (synth_mult): Likewise.
14196 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14197 store_expr): Likewise.
14198 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14200 * function.c (assign_stack_temp_for_type,
14201 allocate_struct_function, match_asm_constraints_1): Likewise.
14202 * gcov-io.c (gcov_allocate): Likewise.
14203 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14204 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14205 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14206 record_one_set, insert_expr_in_table, insert_set_in_table,
14207 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14208 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14209 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14210 -Wcast-qual warnings.
14212 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14214 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14215 -Wcast-qual warnings.
14216 * gcc.c (process_command): Likewise.
14217 * genattrtab.c (oballoc): Use XOBNEW.
14218 (oballocvec): Define.
14219 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14220 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14221 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14222 -Wc++-compat and/or -Wcast-qual warnings.
14223 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14224 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14225 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14226 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14227 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14228 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14229 add_excls, process_presence_absence_names,
14230 process_presence_absence_patterns, add_presence_absence,
14231 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14232 get_free_state, add_arc, get_free_automata_list_el,
14233 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14234 transform_3, cache_presence, create_ainsns, create_automata,
14235 create_state_ainsn_table, dfa_insn_code_enlarge,
14236 output_trans_func, output_min_issue_delay_func,
14237 output_dead_lock_func, output_reset_func,
14238 output_get_cpu_unit_code_func, output_dfa_start_func,
14239 expand_automata): Likewise.
14240 * genextract.c (gen_insn): Likewise.
14241 * gengtype-lex.l: Likewise.
14242 * gengtype.c (read_input_list, adjust_field_type,
14243 process_gc_options): Likewise.
14244 * genoutput.c (note_constraint): Likewise.
14245 * genpreds.c (mangle, add_constraint): Likewise.
14246 * genrecog.c (process_define_predicate, new_decision,
14247 add_to_sequence): Likewise.
14248 * gensupport.c (record_insn_name): Likewise.
14250 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14252 * config/i386/driver-i386.c (detect_caches_amd,
14253 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14254 and/or -Wcast-qual warnings.
14255 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14256 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14257 gt_pch_save): Likewise.
14258 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14259 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14260 * global.c (compute_regsets): Likewise.
14261 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14262 finish_graph_dump_file): Likewise.
14263 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14264 unlink_bb_notes): Likewise.
14265 * integrate.c (get_hard_reg_initial_val): Likewise.
14266 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14267 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14268 * local-alloc.c (update_equiv_regs): Likewise.
14269 * loop-invariant.c (check_invariant_table_size,
14270 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14272 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14273 altered_reg_used, mark_altered): Likewise.
14274 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14275 insert_var_expansion_initialization,
14276 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14277 release_var_copies): Likewise.
14278 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14279 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14280 analyze_accesses_for_phi_node, check_var_notmodified_p,
14281 check_allocation_function, find_sites_in_func,
14282 record_all_accesses_in_func, transform_access_sites,
14283 transform_allocation_sites): Likewise.
14284 * omp-low.c (new_omp_region, create_omp_child_function_name,
14285 check_omp_nesting_restrictions, check_combined_parallel,
14286 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14287 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14288 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14289 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14291 * opts-common.c (prune_options): Likewise.
14292 * opts.c (add_input_filename, print_filtered_help,
14293 get_option_state): Likewise.
14294 * params.c (add_params): Likewise.
14295 * passes.c (set_pass_for_id, next_pass_1,
14296 do_per_function_toporder, pass_fini_dump_file): Likewise.
14297 * postreload.c (reload_cse_simplify_operands): Likewise.
14298 * predict.c (tree_predicted_by_p, tree_predict_edge,
14299 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14301 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14303 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14305 * recog.c (check_asm_operands, validate_change_1): Likewise.
14306 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14307 subst_asm_stack_regs): Likewise.
14308 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14309 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14310 * regmove.c (reg_is_remote_constant_p): Likewise.
14311 * regrename.c (regrename_optimize, scan_rtx_reg,
14312 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14314 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14315 regstat_compute_calls_crossed): Likewise.
14316 * reload1.c (init_reload, new_insn_chain,
14317 has_nonexceptional_receiver, reload, copy_reloads,
14318 calculate_needs_all_insns, init_elim_table): Likewise.
14319 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14320 * rtl.c (shallow_copy_rtx_stat): Likewise.
14321 * rtlanal.c (parms_set): Likewise.
14322 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14323 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14324 * sched-ebb.c (earliest_block_with_similiar_load,
14325 add_deps_for_risky_insns): Likewise.
14326 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14327 schedule_region): Likewise.
14328 * see.c (eq_descriptor_pre_extension,
14329 hash_descriptor_pre_extension, hash_del_pre_extension,
14330 eq_descriptor_properties, hash_descriptor_properties,
14331 hash_del_properties, see_seek_pre_extension_expr,
14332 see_initialize_data_structures, see_print_register_properties,
14333 see_print_pre_extension_expr, see_delete_merged_def_extension,
14334 see_delete_unmerged_def_extension, see_emit_use_extension,
14335 see_pre_delete_extension, see_map_extension, see_commit_changes,
14336 see_analyze_merged_def_local_prop,
14337 see_analyze_merged_def_local_prop,
14338 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14339 see_set_prop_merged_def, see_set_prop_unmerged_def,
14340 see_set_prop_unmerged_use, see_print_one_extension,
14341 see_merge_one_use_extension, see_merge_one_def_extension,
14342 see_store_reference_and_extension, see_update_uses_relevancy,
14343 see_update_defs_relevancy): Likewise.
14344 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14345 hash_statistics_free, curr_statistics_hash): Likewise.
14346 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14347 expand_asm_operands, expand_return, case_bit_test_cmp,
14348 expand_case): Likewise.
14349 * stor-layout.c (start_record_layout): Likewise.
14350 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14351 gt_pch_save_stringpool): Likewise.
14352 * tree-data-ref.c (hash_stmt_vertex_info,
14353 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14354 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14356 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14359 * config/i386/i386.md : Change constraints of HImode and QImode
14360 immediate operands from "i" to "n". Change SImode "ni" constraint to
14361 "i" and SImode "rmi" constraint to "g". Remove all constraints
14362 from const0_operand and const1_operand predicated operands.
14363 (i): Change QImode and HImode attribute from "i" to "n".
14364 (*subqi_2): Change HImode operands to QImode.
14367 2008-06-25 Olivier Hainque <hainque@adacore.com>
14369 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14372 2008-06-25 Richard Guenther <rguenther@suse.de>
14374 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14375 not overflow the result type.
14377 2008-06-25 Richard Guenther <rguenther@suse.de>
14379 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14380 (vn_lookup): Likewise.
14382 2008-06-25 Richard Guenther <rguenther@suse.de>
14384 PR tree-optimization/35518
14385 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14386 * tree-sra.c (instantiate_element): Use fold_build3 to build
14388 (try_instantiate_multiple_fields): Likewise.
14390 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14392 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14395 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14397 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14398 use_backchain_to_restore_sp to true
14399 if the offset of the link register save area would go over the 32k - 1
14400 offset limit of the load
14403 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14405 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14406 anchor for the type-punning blurb. Cross-reference "Structures
14407 unions enumerations and bit-fields implementation". Provide a
14408 cast-through-pointer example. Make final sentence self-contained.
14409 * doc/implement-c.texi (Structures unions enumerations and
14410 bit-fields implementation): Cross-reference the type-punning blurb
14411 in the -fstrict-aliasing documentation.
14413 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14415 PR middle-end/36594
14416 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14417 the memory instead of the memory itself for the save area.
14419 2008-06-24 Olivier Hainque <hainque@adacore.com>
14420 Nicolas Roche <roche@adacore.com>
14422 * gengtype.c (srcdir_len): size_t instead of int.
14423 (get_file_realbasename): New function. For F a filename, the real
14424 basename of F, with all the path components stripped.
14425 (get_file_srcdir_relative_path): New function. For F a filename, the
14426 relative path to F from $(srcdir).
14427 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14428 get_file_realbasename. Adjust the head comment.
14429 (get_prefix_langdir_index): New function. For F a filename, return the
14430 lang_dir_names[] relative index of the language directory that is
14432 (get_file_langdir): For F a filename, return the name of the language
14433 directory where F is located.
14434 (get_file_gtfilename): New function. The gt- output file name for an
14436 (get_output_file_with_visibility): Replace in-line computations with
14437 uses of get_file_gtfilename and get_prefix_langdir_index.
14438 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14440 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14442 PR tree-optimization/36504
14443 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14444 references without base address.
14446 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14448 PR middle-end/36584
14449 * calls.c (expand_call): Increase alignment for recursive functions.
14451 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14453 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14454 (TARGET_FUNCTION_VALUE): New define.
14455 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14456 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14458 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14460 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14461 (fmod<mode>3): Ditto.
14462 (remainderxf3): Ditto.
14463 (remainder<mode>3): Ditto.
14465 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14468 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14469 REG is a hard register.
14471 PR tree-optimization/36508
14472 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14473 499, don't check it at all in release compilers.
14475 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14477 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14478 together with SSE_TARGET_MATH to disable insn pattern.
14479 (*fop_<MODEF:mode>_2_i387): Ditto.
14480 (*fop_<MODEF:mode>_3_i387): Ditto.
14482 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14484 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14486 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14488 PR middle-end/34906
14489 * gimplify.c (gimplify_asm_expr): Check the return code of
14490 parse_output_constraint call, set function return and is_inout
14491 value if it failed.
14493 2008-06-22 Ian Lance Taylor <iant@google.com>
14495 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14496 (narrowest_signed_type): Likewise.
14497 * c-typeck.c (c_common_type): Change local variable mclass to enum
14499 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14500 tcc_comparison, not the tree code itself.
14501 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14502 (c_expand_expr): Cast modifier to enum expand_modifier.
14503 * c-common.h (C_RID_CODE): Add casts.
14504 (C_SET_RID_CODE): Define.
14505 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14506 (c_lex_one_token): Add cast to avoid warning.
14507 (c_parser_objc_type_name): Rename local typename to type_name.
14508 (check_no_duplicate_clause): Change code parameter to enum
14510 (c_parser_omp_var_list_parens): Change kind parameter to enum
14512 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14513 c_parser_omp_list_var_parens.
14514 (c_parser_omp_threadprivate): Likewise.
14515 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14516 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14517 * c-format.c (NO_FMT): Define.
14518 (printf_length_specs): Use NO_FMT.
14519 (asm_fprintf_length_specs): Likewise.
14520 (gcc_diag_length_specs): Likewise.
14521 (scanf_length_specs): Likewise.
14522 (strfmon_length_specs): Likewise.
14523 (gcc_gfc_length_specs): Likewise.
14524 (printf_flag_specs): Change 0 to STD_C89.
14525 (asm_fprintf_flag_specs): Likewise.
14526 (gcc_diag_flag_specs): Likewise.
14527 (gcc_cxxdiag_flag_specs): Likewise.
14528 (scanf_flag_specs): Likewise.
14529 (strftime_flag_specs): Likewise.
14530 (strfmon_flag_specs): Likewise.
14531 (print_char_table): Likewise.
14532 (asm_fprintf_char_table): Likewise.
14533 (gcc_diag_char_table): Likewise.
14534 (gcc_tdiag_char_table): Likewise.
14535 (gcc_cdiag_char_table): Likewise.
14536 (gcc_cxxdiag_char_table): Likewise.
14537 (gcc_gfc_char_table): Likewise.
14538 (scan_char_table): Likewise.
14539 (time_char_table): Likewis.
14540 (monetary_char_table): Likewise.
14541 * c-format.h (BADLEN): Likewise.
14543 2008-06-21 Ian Lance Taylor <iant@google.com>
14545 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14546 Define END_OF_BASE_TREE_CODES around inclusion.
14547 * tree.c (tree_code_type): New global array.
14548 (tree_code_length, tree_code_name): Likewise.
14549 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14550 $(lang_tree_files).
14551 (all-tree.def, s-alltree): New targets.
14552 (gencheck.h, s-gencheck): Remove.
14553 (tree.o): Depend upon all-tree.def.
14554 (build/gencheck.o): Remove gencheck.h dependency.
14555 (mostlyclean): Don't remove gencheck.h.
14556 * c-common.h (enum c_tree_code): Remove.
14557 * c-lang.c (tree_code_type): Remove.
14558 (tree_code_length, tree_code_name): Remove.
14559 * gencheck.c (tree_codes): Include all-tree.def, rather than
14560 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14562 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14564 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14565 (operator_name_info): Size to MAX_TREE_CODES.
14566 (assignment_operator_name_info): Likewise.
14567 * cp/cp-lang.c (tree_code_type): Remove.
14568 (tree_code_length, tree_code_name): Remove.
14569 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14570 (assignment_operator_name_info): Likewise.
14571 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14573 * cp/mangle.c (write_expression): Likewise.
14574 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14575 * fortran/f95-lang.c (tree_code_type): Remove.
14576 (tree_code_length, tree_code_name): Remove.
14577 * java/java-tree.h (enum java_tree_code): Remove.
14578 * java/lang.c (tree_code_type): Remove.
14579 (tree_code_length, tree_code_name): Remove.
14580 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14581 * objc/objc-act.h (enum objc_tree_code): Remove.
14582 * objc/objc-lang.c (tree_code_type): Remove.
14583 (tree_code_length, tree_code_name): Remove.
14584 * objcp/objcp-lang.c (tree_code_type): Remove.
14585 (tree_code_length, tree_code_name): Remove.
14586 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14587 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14588 * ada/misc.c (tree_code_type): Remove.
14589 (tree_code_length, tree_code_name): Remove.
14591 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14593 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14594 the grand_bitmap_obstack.
14596 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14598 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14599 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14600 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14601 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14602 move_stmt_r, new_label_mapper): Likewise.
14603 * tree-complex.c (cvc_lookup): Likewise.
14604 * tree-dfa.c (create_function_ann): Likewise.
14605 * tree-dump.c (dump_register): Likewise.
14606 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14607 find_phi_replacement_condition): Likewise.
14608 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14609 tree_function_versioning): Likewise.
14610 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14611 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14612 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14613 get_nonlocal_debug_decl, convert_nonlocal_reference,
14614 convert_nonlocal_omp_clauses, get_local_debug_decl,
14615 convert_local_reference, convert_local_omp_clauses,
14616 convert_nl_goto_reference, convert_nl_goto_receiver,
14617 convert_tramp_reference, convert_call_expr): Likewise.
14618 * tree-outof-ssa.c (contains_tree_r): Likewise.
14619 * tree-parloops.c (reduction_phi, initialize_reductions,
14620 eliminate_local_variables_1, add_field_for_reduction,
14621 add_field_for_name, create_phi_for_local_result,
14622 create_call_for_reduction_1, create_loads_for_reductions,
14623 create_stores_for_reduction, create_loads_and_stores_for_name):
14625 * tree-phinodes.c (allocate_phi_node): Likewise.
14626 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14627 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14628 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14629 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14630 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14631 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14632 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14633 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14634 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14635 vn_nary_op_insert): Likewise.
14636 * tree-ssa.c (redirect_edge_var_map_add,
14637 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14638 * tree-vectorizer.c (vectorize_loops): Likewise.
14639 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14640 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14641 tree_cons_stat, build1_stat, build_variant_type_copy,
14642 decl_init_priority_lookup, decl_fini_priority_lookup,
14643 decl_priority_info, decl_restrict_base_lookup,
14644 decl_restrict_base_insert, decl_debug_expr_lookup,
14645 decl_debug_expr_insert, decl_value_expr_lookup,
14646 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14647 type_hash_add, get_file_function_name, tree_check_failed,
14648 tree_not_check_failed, tree_range_check_failed,
14649 omp_clause_range_check_failed, build_omp_clause,
14650 build_vl_exp_stat): Likewise.
14651 * value-prof.c (gimple_histogram_value,
14652 gimple_duplicate_stmt_histograms): Likewise.
14653 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14654 unshare_variable, variable_union_info_cmp_pos, variable_union,
14655 dataflow_set_different_1, dataflow_set_different_2,
14656 vt_find_locations, variable_was_changed, set_variable_part,
14657 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14658 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14659 section_entry_hash, object_block_entry_eq,
14660 object_block_entry_hash, create_block_symbol,
14661 initialize_cold_section_name, default_function_rodata_section,
14662 strip_reg_name, set_user_assembler_name, const_desc_eq,
14663 build_constant_desc, output_constant_def, lookup_constant_def,
14664 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14665 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14666 default_internal_label): Likewise.
14667 * varray.c (varray_init, varray_grow): Likewise.
14668 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14670 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14672 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14673 operators for "test" insn. Macroize insn using SWI mode macro.
14674 (*jcc_fused_2): Ditto.
14675 (*jcc_fused_3): Macroize insn using SWI mode macro.
14676 (*jcc_fused_4): Ditto.
14678 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14680 * tree-ssa-pre.c: Fix typo in comment.
14681 (init_antic, fini_antic): Add explicit funtions for
14682 initializing and deinitializing ANTIC and AVAIL sets.
14683 (create_expression_by_pieces): Fix typo in comment.
14684 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14685 (execute_pre): Eventually dump details about ANTIC_IN.
14687 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14689 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14690 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14691 add_to_obstack, file_at_path, find_a_file, execute,
14692 add_preprocessor_option, add_assembler_option, add_linker_option,
14693 process_command, insert_wrapper, do_option_spec, do_self_spec,
14694 spec_path, do_spec_1, is_directory, main, used_arg,
14695 getenv_spec_function): Likewise.
14696 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14697 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14700 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14702 * doc/rtl.texi: Updated subreg section.
14704 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14707 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14708 node->needed and node->reachable.
14709 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14710 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14711 (expand_task_call): Don't call expand_task_copyfn.
14712 (expand_task_copyfn): Renamed to...
14713 (finalize_task_copyfn): ... this.
14715 2008-06-19 Jan Hubicka <jh@suse.cz>
14717 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14718 clobbering framepointer.
14720 2008-06-19 Jan Hubicka <jh@suse.cz>
14722 * tree-optimize.c (execute_early_local_optimizations): Set
14723 cgraph_state only at first invocation.
14725 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14727 * system.h (-Wc++-compat): Activate as a warning, no an error.
14729 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14731 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14732 instead of "#" in insn asm template.
14733 (*jcc_fused_2): Ditto.
14735 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14737 * config/i386/i386.h (ix86_tune_indices)
14738 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14739 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14740 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14741 (*jcc_fused_2): Ditto.
14742 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14743 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14744 (print operand): Handle 'E' and 'e' code.
14746 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14748 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14749 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14750 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14752 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14754 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14756 (cgraph_expand_function): Use local copy of decl.
14757 (cgraph_expand_all_functions): Remove redundant initialization of
14759 (cgraph_optimize): Reword internal_error message.
14761 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14763 * arm-protos.h (arm_return_in_memory): Remove public
14764 arm_return_in_memory() prototype.
14765 * arm.c (arm_return_in_memory): Add static prototype, add target
14766 hook macro, change definition and comments.
14767 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14769 2008-06-19 Ben Elliston <bje@au.ibm.com>
14771 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14772 real.c: Remove references to IEEE 754R.
14773 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14774 * doc/libgcc.texi (Decimal float library routines): Likewise.
14776 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14778 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14779 (default_unwind_word_mode): Add prototype.
14780 * targhooks.c (default_unwind_word_mode): New function.
14781 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14782 instead of word_mode.
14783 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14784 (TARGET_INITIALIZER): Use it.
14786 * c-common.c (handle_mode_attribute): Support "unwind_word"
14788 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14790 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14791 word_mode to access SjLj_Function_Context member "data".
14792 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14793 conversion from targetm.eh_return_filter_mode () to
14794 targetm.unwind_word_mode () if they differ.
14796 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14797 (BT_FN_UNWINDWORD_PTR): New function type.
14798 (BT_FN_WORD_PTR): Remove.
14799 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14800 * except.c (expand_builtin_extend_pointer): Convert pointer to
14801 targetm.unwind_word_mode () instead of word_mode.
14803 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14804 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14805 (spu_unwind_word_mode): New function.
14806 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14807 (TARGET_UNWIND_WORD_MODE): Define.
14808 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14810 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14812 * config/spu/spu.c (reg_align): Remove.
14813 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14814 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14815 (spu_split_store): Likewise.
14817 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14819 * gcc/tree-vn.c: Fix typo in comment.
14821 2008-06-18 Jan Hubicka <jh@suse.cz>
14823 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14824 toplevel reorder too.
14826 2008-06-18 Jan Hubicka <jh@suse.cz>
14828 * c-opts.c (c_common_post_options): PCH is not compatible with
14830 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14831 -fno-toplevel-reorder by default now.
14833 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14835 PR documentation/30739
14836 * doc/install.texi (Prerequisites): Document dependency on awk.
14838 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14839 Ian Lance Taylor <iant@google.com>
14841 PR rtl-optimization/35604
14842 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14843 only want to change jump destinations, not eventual label comparisons.
14845 2008-06-16 Jan Hubicka <jh@suse.cz>
14847 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14849 (cgraph_analyze_function): Likewise.
14851 2008-06-16 Jan Hubicka <jh@suse.cz>
14853 * cgraph.h (cgraph_mark_if_needed): New function.
14854 * cgraphunit.c (cgraph_mark_if_needed): New function.
14855 * c-decl.c (duplicate_decl): Use it.
14857 2008-06-16 Jan Hubicka <jh@suse.cz>
14859 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14862 2008-06-16 Jan Hubicka <jh@suse.cz>
14864 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14866 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14867 Kazu Hirata <kazu@codesourcery.com>
14868 Maxim Kuvyrkov <maxim@codesourcery.com
14870 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14871 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14872 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14873 EXTRA_SPEC_FUNCTIONS.
14874 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14875 (DRIVER_SELF_SPECS): Adjust.
14876 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14877 * config/mips/st.h, config/mips/t-st: New.
14878 * config/mips/driver-native.c, config/mips/x-native: New.
14879 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14882 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14884 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14886 (ISA_HAS_FP_CONDMOVE): New macro.
14887 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14888 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14889 (ISA_HAS_NMADD3_NMSUB3): New macro.
14890 * config/mips/mips.c (mips_rtx_costs): Update.
14891 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14892 compiling for ST Loongson 2E/2F.
14893 (madd<mode>): Rename to madd4<mode>. Update.
14894 (madd3<mode>): New pattern.
14895 (msub<mode>): Rename to msub4<mode>. Update.
14896 (msub3<mode>): New pattern.
14897 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14898 (nmadd3<mode>): New pattern.
14899 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14900 (nmadd3<mode>_fastmath): New pattern.
14901 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14902 (nmsub3<mode>): New pattern.
14903 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14904 (nmsub3<mode>_fastmath): New pattern.
14905 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14907 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14909 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14910 (DF_REF_INSN_INFO): New.
14911 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14912 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14913 with a NULL DF_REF_INSN_INFO.
14914 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14916 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14917 DF_INSN_INFO_EQ_USES): New.
14918 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14919 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14920 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14921 * df-core.c: Update comment for above changes.
14922 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14923 DF_INSN_UID_* macros.
14924 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14925 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14926 insn rtx. Update all callers.
14927 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14928 df_ref_create_structure, df_insn_refs_collect): Likewise.
14929 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14930 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14931 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14932 macros to access the insn refs.
14933 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14934 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14935 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14936 for accessing the refs.
14937 (try_fwprop_subst): Likewise.
14938 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14939 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14940 for accessing the refs.
14941 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14942 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14943 to look at the insn refs.
14944 (record_uses): Likewise.
14945 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14947 (mark_artificial_uses): Don't mark_insn for artificial refs.
14948 (mark_reg_rependencies): Likewise.
14950 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14952 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14954 * configure: Regenerate.
14956 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14958 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14959 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14960 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14962 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14964 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14965 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14966 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14968 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14970 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14971 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14972 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14974 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14976 * tree-ssa-sccvn.c: Fix format of comments.
14978 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14980 * cgraph.c: Remove unneeded forward declarations of eq_node()
14983 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14985 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14987 (see_update_relevancy): Likewise.
14988 * fwprop.c (try_fwprop_subst): Likewise.
14989 * rtlanal.c (noop_move_p): Likewise.
14990 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14991 notes to non-existing libcall blocks.
14992 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14994 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14995 (dead_libcall_p): Remove.
14996 (delete_trivially_dead_insns): Don't use it.
14997 * web.c (union_defs): Remove comment about keeping nops.
14998 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14999 (compute_hash_table_work): Don't track libcall notes.
15000 (do_local_cprop): Don't take libcall pointers. Don't update
15002 (adjust_libcall_notes): Deleted.
15003 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15004 ever have existed in the first place).
15005 (replace_store_insn): Don't try to remove libcall notes.
15006 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15007 (resolve_reg_notes): Don't call them.
15008 (resolve_simple_move): Likewise.
15009 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15010 Don't remove REG_RETVAL notes.
15011 * emit-rtl.c (try_split): Don't update libcall notes.
15012 (emit_copy_of_insn_after): Dito.
15013 * cselib.c (cselib_current_insn_in_libcall): Remove.
15014 (cselib_process_insn): Don't set/clear it.
15015 (new_elt_loc_list): Don't record it.
15016 (cselib_init): Don't initialize it.
15017 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15018 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15020 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15021 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15022 (init_deps): Don't initialize it.
15023 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15024 * combine.c (delete_noop_moves): Don't update libcall notes.
15025 (can_combine_p): Remove now pointless #if 0 block.
15026 (try_combine): Remove another obsolete #if 0 block.
15027 (distribute_notes): Don't distribute libcall notes.
15028 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15029 * dce.c (libcall_dead_p): Remove.
15030 (delete_unmarked_insns): Don't handle libcall blocks.
15031 (preserve_libcall_for_dce): Remove.
15032 (prescan_insns_for_dce): Don't special-case libcall block insns.
15033 * reload1 (reload): Don't handle libcall notes.
15034 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15037 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15039 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15040 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15041 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15043 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15045 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15046 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15047 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15049 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15051 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15053 2008-06-16 Ira Rosen <irar@il.ibm.com>
15055 PR tree-optimization/36493
15056 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15057 the arguments list. Use VECTYPE to create vector pointer.
15058 (vectorizable_store): Fail if accesses through a pointer to vectype
15059 do not alias the original memory reference operands.
15060 Call vect_create_data_ref_ptr without the removed argument.
15061 (vectorizable_load): Likewise.
15062 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15065 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15068 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15069 reg_equiv_constant.
15071 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15073 * config/mips/loongson2ef.md: New file.
15074 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15075 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15076 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15077 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15078 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15080 (loongson2ef.md): New include.
15081 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15082 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15083 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15084 (loongson_gt_<mode>, loongson_extract_halfword)
15085 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15086 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15087 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15088 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15089 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15090 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15091 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15092 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15093 (vec_interleave_low<mode>): Define type attribute.
15094 * config/mips/mips.c (mips_ls2): New static variable.
15095 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15096 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15097 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15098 Implement target scheduling hooks.
15099 (mips_multipass_dfa_lookahead): Update to handle tuning for
15101 (mips_sched_init): Initialize data for Loongson scheduling.
15102 (mips_ls2_variable_issue): New static function.
15103 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15105 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15106 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15107 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15108 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15109 Handle ST Loongson 2E/2F cores.
15110 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15112 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15114 * omp-low.c (extract_omp_for_data): Fix comment typo.
15117 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15119 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15120 FIXME note about gcc/config.guess.
15121 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15122 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15123 * doc/cppopts.texi: Likewise.
15124 * doc/extend.texi: Likewise.
15125 * doc/gcc.texi: Likewise.
15126 * doc/gccint.texi: Likewise.
15127 * doc/gcov.texi: Likewise.
15128 * doc/gty.texi: Likewise.
15129 * doc/hostconfig.texi: Likewise.
15130 * doc/install.texi: Likewise.
15131 * doc/invoke.texi: Likewise.
15132 * doc/loop.texi: Likewise.
15133 * doc/makefile.texi: Likewise.
15134 * doc/md.texi: Likewise.
15135 * doc/passes.texi: Likewise.
15136 * doc/tm.texi: Likewise.
15137 * doc/tree-ssa.texi: Likewise.
15138 * doc/trouble.texi: Likewise.
15140 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15141 Nathan Sidwell <nathan@codesourcery.com>
15142 Maxim Kuvyrkov <maxim@codesourcery.com>
15143 Richard Sandiford <rdsandiford@googlemail.com>
15145 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15146 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15147 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15149 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15150 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15151 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15153 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15154 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15155 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15156 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15157 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15158 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15159 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15160 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15161 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15162 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15163 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15164 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15165 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15166 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15167 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15168 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15169 (mips_builtins): Add Loongson builtins.
15170 (mips_loongson_2ef_bdesc): New.
15171 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15172 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15173 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15174 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15176 (mips_expand_vector_init): New.
15177 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15178 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15180 * config/mips/mips.md: Add unspec numbers for Loongson
15181 builtins. Include loongson.md.
15182 (MOVE64): Include Loongson vector modes.
15183 (SPLITF): Include Loongson vector modes.
15184 (HALFMODE): Handle Loongson vector modes.
15185 * config/mips/loongson.md: New.
15186 * config/mips/loongson.h: New.
15187 * config.gcc: Add loongson.h header for mips*-*-* targets.
15188 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15190 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15192 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15193 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15194 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15195 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15196 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15197 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15198 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15199 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15200 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15201 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15202 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15203 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15204 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15205 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15206 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15207 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15208 Remove use_fixproto=yes.
15209 (ia64*-*-hpux*): Remove comment about using fixproto.
15210 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15212 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15214 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15216 * configure: Regenerate.
15218 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15220 PR middle-end/36520
15221 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15222 before evaluating it.
15224 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15227 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15228 nested inline functions.
15229 (start_decl, start_function): Don't invert DECL_EXTERNAL
15230 for nested inline functions.
15232 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15234 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15235 splits that must be made for correctness.
15237 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15239 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15240 (AVAIL_NON_MIPS16): Likewise.
15241 (mips_builtin_description): Replace target_flags with a predicate.
15242 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15243 (dspr2_32): New availability predicates.
15244 (MIPS_BUILTIN): New macro.
15245 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15246 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15247 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15248 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15249 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15250 (mips_dsp_32only_bdesc): Merge into...
15251 (mips_builtins): ...this new array.
15252 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15253 (mips_init_builtins): Update after above changes.
15254 (mips_expand_builtin_1): Merge into...
15255 (mips_expand_builtin): ...here and update after above changes.
15257 2008-06-12 Paul Brook <paul@codesourcery.com>
15259 * longlong.h (__arm__): Define count_leading_zeros.
15260 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15261 (clzsi2, clzdi2): New functions.
15262 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15263 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15264 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15265 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15266 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15267 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15268 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15269 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15270 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15271 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15273 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15275 * config/m68k/m68k.c (m68k_tune_flags): New.
15276 (override_options): Compute m68k_tune_flags.
15277 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15278 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15280 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15282 PR middle-end/36506
15283 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15285 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15287 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15288 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15290 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15292 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15293 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15295 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15297 PR middle-end/36506
15298 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15301 2008-06-12 Richard Guenther <rguenther@suse.de>
15303 PR tree-optimization/36345
15304 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15305 add memory_tag_needed flag.
15306 (may_alias_p): Declare.
15307 * tree-ssa-alias.c (may_alias_p): Export.
15308 (set_initial_properties): Use memory_tag_needed flag.
15309 (update_reference_counts): Likewise.
15310 (reset_alias_info): Reset memory_tag_needed flag.
15311 (create_name_tags): Check memory_tag_needed flag.
15312 (dump_points_to_info_for): Dump it.
15313 * tree-ssa-structalias.c (struct variable_info): Remove
15314 directly_dereferenced flag.
15315 (new_var_info): Do not initialize it.
15316 (process_constraint_1): Do not set it.
15317 (update_alias_info): Set is_dereferenced flag.
15318 (set_uids_in_ptset): Use may_alias_p.
15319 (set_used_smts): Check memory_tag_needed flag.
15320 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15321 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15322 memory_tag_needed flag.
15323 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15324 from broken design.
15326 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15328 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15329 red zone for w64 abi.
15330 (ix86_expand_prologue): Likewise.
15331 (ix86_force_to_memory): Likewise.
15332 (ix86_free_from_memory): Likewise.
15334 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15337 * config/rs6000/rs6000.c (rs6000_override_options): Set
15338 rs6000_isel conditionally to the absence of comand line override.
15339 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15340 Remove duplicate rs6000_isel setting.
15341 * config/rs6000/eabispe.h: Ditto.
15343 2008-06-11 Richard Guenther <rguenther@suse.de>
15345 * alias.c (get_alias_set): Use the element alias-set for arrays.
15346 (record_component_aliases): For arrays and vectors do nothing.
15347 * c-common.c (strict_aliasing_warning): Handle the cases
15348 of alias set zero explicitly.
15349 * Makefile.in (dfp.o-warn): Add -Wno-error.
15351 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15353 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15355 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15356 tune_32 tune_64 to supported_defaults. Allow values not
15357 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15358 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15359 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15360 with_cpu_64 to generic for 64-bit-supporting configurations, not
15361 with_cpu. Remove FIXMEs.
15362 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15363 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15364 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15365 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15366 arch_32 and arch_64.
15368 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15369 Olivier Hainque <hainque@adacore.com>
15371 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15372 Use DECL_SIZE_UNIT to retrieve the size of the field.
15374 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15376 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15377 with function calls after declarations. Lay out
15378 neon_float_type_node before further use.
15380 2008-06-11 Richard Guenther <rguenther@suse.de>
15382 * tree-flow.h (may_point_to_global_var): Declare.
15383 * tree-ssa-alias.c (may_point_to_global_var): New function.
15384 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15386 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15388 * configure.ac: Teach that fido supports .debug_line.
15389 * configure: Regenerate.
15391 2008-06-10 Tom Tromey <tromey@redhat.com>
15393 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15396 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15398 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15399 (encode_decimal64, decode_decimal64, encode_decimal128,
15400 decode_decimal128): Reverse order of 32-bit parts of value if host
15401 and target endianness differ.
15403 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15405 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15406 Avoid division by 0.
15407 (tree_mod_pow2_value_transform): Likewise.
15408 (tree_ic_transform): Likewise.
15409 (tree_stringops_transform): Likewise.
15410 (tree_mod_subtract_transform): Likewise.
15411 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15412 (copy_edges_for_bb): Likewise.
15413 (initialize_cfun): Likewise.
15415 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15417 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15418 nonmemory_operand. Add "N" operand constraint.
15420 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15421 (*jcc_btsi_mask): Ditto.
15422 (*jcc_btsi_mask_1): Ditto.
15424 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15426 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15427 TYPE_CANONICAL for copied element type.
15429 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15432 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15433 Add m_CORE2 and m_GENERIC.
15434 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15435 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15437 (*jcc_btdi_rex64): New instruction and split pattern.
15438 (*jcc_btsi): Ditto.
15439 (*jcc_btsi_1): Ditto.
15440 (*btsq): Fix Intel asm dialect operand order.
15444 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15446 PR middle-end/36447
15447 * simplify-rtx.c (simplify_subreg): Add check for shift count
15450 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15452 * doc/md.texi: Synchronize with later constraints.md change.
15453 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15454 with a C implementation.
15455 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15457 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15458 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15459 when moving to and from MD_REGNUM.
15460 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15461 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15462 Handle byte and halfword moves.
15463 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15465 * config/mips/constraints.md (h): Turn into NO_REGS.
15466 (l, x): Update documentation.
15467 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15468 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15469 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15470 (HILO): New mode iterator.
15472 (any_div): New code iterator.
15473 (u): Extend code attribute to div and udiv.
15474 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15475 d_operand in the splitters. Remove redundant CONST_INT checks.
15476 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15477 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15478 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15479 accordingly, using normal moves instead of unspecs to move LO into
15480 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15481 (<u>mulsidi3): Handle expansion in C code.
15482 (<u>mulsidi3_32bit_internal): Rename to...
15483 (<u>mulsidi3_32bit): ...this.
15484 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15485 (*<u>mulsidi3_64bit): Rename to...
15486 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15487 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15488 to set LO and HI to the multiplication result. Use a normal move
15489 for MFLO and an unspec for MFHI.
15490 (*<u>mulsidi3_64bit_parts): Replace with...
15491 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15492 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15493 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15494 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15495 instead of HI. Split the instruction into a separate multiplication
15496 and MFHI if !TARGET_FIX_R4000.
15497 (<su>muldi3_highpart): Likewise.
15498 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15499 and the "=h" clobber.
15500 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15501 (<u>mulditi3): New expander.
15502 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15503 (madsi): Remove "=h" clobber.
15504 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15505 Force the modulus result to be a GPR and split the instruction into
15506 a division followed by an MFHI after reload.
15507 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15508 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15509 the MIPS16 HIGH define_split.
15510 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15511 of acc<->gpr moves to "multi".
15512 (*movdi_64bit): Replace the single "x" alternative with
15513 alternatives for moving into and out of "a".
15514 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15515 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15516 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15517 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15518 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15519 (movti): New expander.
15520 (*movti, *movti_mips16): New insns.
15521 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15522 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15523 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15524 * config/mips/predicates.md (fpr_operand): Delete.
15525 (d_operand): New predicate.
15527 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15529 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15530 failure on some Bourne shells.
15531 (x86_64-*-*): Ditto.
15533 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15535 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15537 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15539 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15540 (sparc-sun-solaris2*): Likewise.
15542 2008-06-09 Arnaud Charlet <charlet@adacore.com
15544 * doc/install.texi: Update requirements to build the Ada compiler.
15546 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15548 * df-scan.c (struct df_scan_problem_data): Remove the
15549 mw_link_pool alloc pool.
15550 (df_scan_free_internal): Don't free it.
15551 (df_scan_alloc): Don't allocate it.
15552 * df.h (struct df_link): Update comment.
15554 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15556 * except.h: Correct checks for when SJLJ exceptions must be used.
15558 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15560 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15563 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15565 PR tree-optimization/36218
15566 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15567 configure for the build system.
15568 (BUILD_LDFLAGS): Define.
15569 * configure: Regenerate.
15570 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15572 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15575 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15576 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15577 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15579 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15581 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15583 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15585 * config.gcc (Obsolete configurations): Remove list of
15587 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15588 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15589 targets matched by those patterns.
15590 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15591 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15592 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15593 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15594 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15595 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15596 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15597 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15598 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15599 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15600 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15601 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15602 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15603 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15604 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15605 Make code for Solaris 7 and greater unconditional for Solaris.
15606 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15607 Remove --with-* handling.
15608 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15609 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15610 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15611 LINK_OS_WINDISS_SPEC): Remove.
15612 * config/rs6000/sysv4.opt (mwindiss): Remove.
15613 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15614 * configure: Regenerate.
15615 * doc/cpp.texi: Don't mention BeOS.
15616 * doc/extend.texi (interrupt): Don't mention MS1.
15617 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15618 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15619 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15620 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15621 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15623 * doc/invoke.texi (MT Options): Remove.
15624 (-mwindiss): Remove.
15625 (CRIS Options): Remove cris-axis-aout references.
15626 (HPPA Options): Don't mention hppa1.1-*-pro.
15627 * doc/md.texi: (MorphoTech family): Remove.
15628 * libgcc2.c: Don't handle UWIN.
15629 * config/alpha/t-unicosmk: Remove.
15630 * config/alpha/unicosmk.h: Remove.
15631 * config/arm/kaos-arm.h: Remove.
15632 * config/arm/kaos-strongarm.h: Remove.
15633 * config/arm/strongarm-coff.h: Remove.
15634 * config/arm/strongarm-elf.h: Remove.
15635 * config/arm/strongarm-pe.h: Remove.
15636 * config/arm/t-strongarm-pe: Remove.
15637 * config/arm/t-xscale-coff: Remove.
15638 * config/arm/t-xscale-elf: Remove.
15639 * config/arm/xscale-coff.h: Remove.
15640 * config/arm/xscale-elf.h: Remove.
15641 * config/chorus.h: Remove.
15642 * config/cris/aout.h: Remove.
15643 * config/cris/aout.opt: Remove.
15644 * config/cris/t-aout: Remove.
15645 * config/i386/beos-elf.h: Remove.
15646 * config/i386/kaos-i386.h: Remove.
15647 * config/i386/ptx4-i.h: Remove.
15648 * config/i386/sco5.h: Remove.
15649 * config/i386/sco5.opt: Remove.
15650 * config/i386/sysv4-cpp.h: Remove.
15651 * config/i386/sysv5.h: Remove.
15652 * config/i386/t-beos: Remove.
15653 * config/i386/t-sco5: Remove.
15654 * config/i386/t-uwin: Remove.
15655 * config/i386/uwin.asm: Remove.
15656 * config/i386/uwin.h: Remove.
15657 * config/kaos.h: Remove.
15658 * config/mips/windiss.h: Remove.
15659 * config/mt: Remove directory.
15660 * config/pa/pa-osf.h: Remove.
15661 * config/pa/pa-pro-end.h: Remove.
15662 * config/pa/t-pro: Remove.
15663 * config/ptx4.h: Remove.
15664 * config/rs6000/beos.h: Remove.
15665 * config/rs6000/kaos-ppc.h: Remove.
15666 * config/rs6000/t-beos: Remove.
15667 * config/rs6000/windiss.h: Remove.
15668 * config/sh/kaos-sh.h: Remove.
15669 * config/sol2-6.h: Remove.
15670 * config/sparc/sol26-sld.h: Remove.
15671 * config/sparc/sysv4-only.h: Remove.
15672 * config/vax/bsd.h: Remove.
15673 * config/vax/t-memfuncs: Remove.
15674 * config/vax/ultrix.h: Remove.
15675 * config/vax/vaxv.h: Remove.
15676 * config/windiss.h: Remove.
15678 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15680 PR rtl-optimization/36438
15681 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15682 for vector shifts with constant scalar shift operands.
15684 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15686 * doc/invoke.texi: Document -march=xlr.
15687 * config/mips/xlr.md: New file.
15688 * config/mips/mips.md: Include it.
15690 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15691 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15692 (mips_rtx_cost_data): Likewise.
15694 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15696 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15697 PRE_INC and PRE_DEC cases.
15699 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15701 PR rtl-optimization/36419
15702 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15703 the emitting jump insn.
15706 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15707 is not bool, boolify the whole *expr_p and convert to the desired type.
15709 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15711 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15712 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15713 Add omp_private_outer_ref hook, add another argument to
15714 omp_clause_default_ctor hook.
15715 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15716 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15717 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15718 hook_tree_tree_tree_tree_null.
15719 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15720 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15721 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15722 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15723 * tree.def (OMP_TASK): New tree code.
15724 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15725 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15726 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15727 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15728 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15729 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15730 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15731 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15732 (OMP_DIRECTIVE_P): Add OMP_TASK.
15733 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15734 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15735 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15736 and OMP_CLAUSE_UNTIED entries.
15737 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15739 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15740 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15741 * tree-pretty-print.c (dump_omp_clause): Handle
15742 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15743 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15744 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15745 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15746 warning about unsigned iterators. Change decl/init/cond/incr
15747 arguments to TREE_VECs, check arguments for all collapsed loops.
15748 (c_finish_omp_taskwait): New function.
15749 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15751 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15752 default_function_array_conversion on init. Add par_clauses argument.
15753 If decl is present in parallel's lastprivate clause, change it to
15754 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15755 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15756 collapse count in clauses.
15757 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15758 c_parser_omp_for_loop callers.
15759 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15760 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15761 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15762 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15764 (c_parser_omp_clause_schedule): Handle schedule(auto).
15765 Include correct location in the error message.
15766 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15767 and PRAGMA_OMP_CLAUSE_UNTIED.
15768 (OMP_TASK_CLAUSE_MASK): Define.
15769 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15770 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15771 * tree-nested.c (convert_nonlocal_omp_clauses,
15772 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15773 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15774 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15775 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15777 (conver_nonlocal_reference, convert_local_reference,
15778 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15779 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15780 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15781 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15782 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15783 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15784 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15785 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15786 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15788 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15789 * c-common.h (c_finish_omp_taskwait): New prototype.
15790 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15791 * tree-parloops.c (create_parallel_loop): Create 1 entry
15792 vectors for OMP_FOR_{INIT,COND,INCR}.
15793 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15794 (make_edges): Handle OMP_TASK.
15795 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15796 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15797 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15798 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15799 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15800 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15801 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15802 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15803 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15804 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15805 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15806 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15807 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15808 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15809 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15810 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15811 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15812 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15813 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15814 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15815 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15816 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15817 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15818 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15819 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15820 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15821 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15822 original iterator is present in lastprivate clause or if
15823 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15824 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15825 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15826 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15827 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15828 if it is set, lookup var in outer contexts too. Handle
15829 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15830 to be implicitly determined firstprivate for task regions.
15831 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15832 if it is set, lookup var in outer contexts too. Set
15833 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15834 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15835 OMP_CLAUSE_UNTIED. Take region_type as last argument
15836 instead of in_parallel and in_combined_parallel.
15837 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15839 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15840 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15841 (new_omp_context): Set default_kind to
15842 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15843 (omp_region_type): New enum.
15844 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15845 fields, add region_type.
15846 (new_omp_context): Take region_type as argument instead of is_parallel
15847 and is_combined_parallel.
15848 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15849 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15850 ctx->is_combined_parallel checks.
15851 (gimplify_omp_task): New function.
15852 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15854 * omp-low.c (extract_omp_for_data): Use schedule(static)
15855 for schedule(auto). Handle pointer and unsigned iterators.
15856 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15857 Add loops argument. Extract data for collapsed OMP_FOR loops.
15858 (expand_parallel_call): Assert sched_kind isn't auto,
15859 map runtime schedule to index 3.
15860 (struct omp_for_data_loop): New type.
15861 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15862 Add loop, loops, collapse and iter_type fields.
15863 (workshare_safe_to_combine_p): Disallow combined for if
15864 iter_type is unsigned long long. Don't combine collapse > 1 loops
15865 unless all bounds and steps are constant. Adjust extract_omp_for_data
15867 (expand_omp_for_generic): Handle pointer, unsigned and long long
15868 iterators. Handle collapsed OMP_FOR loops. Adjust
15869 for struct omp_for_data changes. If libgomp function doesn't return
15870 boolean_type_node, add comparison of the return value with 0.
15871 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15872 pointer, unsigned and long long iterators. Adjust for struct
15873 omp_for_data changes.
15874 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15875 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15876 unsigned long long. Allocate loops array, pass it to
15877 extract_omp_for_data. For collapse > 1 loops use always
15878 expand_omp_for_generic.
15879 (omp_context): Add sfield_map and srecord_type fields.
15880 (is_task_ctx, lookup_sfield): New functions.
15881 (use_pointer_for_field): Use is_task_ctx helper. Change first
15882 argument's type from const_tree to tree. Clarify comment.
15883 In OMP_TASK disallow copy-in/out sharing.
15884 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15885 (install_var_field): Add mask argument. Populate both record_type
15886 and srecord_type if needed.
15887 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15889 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15890 and DECL_FIELD_OFFSET.
15891 (scan_sharing_clauses): Adjust install_var_field callers. For
15892 firstprivate clauses on explicit tasks allocate the var by value in
15893 record_type unconditionally, rather than by reference.
15894 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15895 Use is_taskreg_ctx instead of is_parallel_ctx.
15896 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15897 (create_omp_child_function_name): Add task_copy argument, use
15898 *_omp_cpyfn* names if it is true.
15899 (create_omp_child_function): Add task_copy argument, if true create
15900 *_omp_cpyfn* helper function.
15901 (scan_omp_parallel): Adjust create_omp_child_function callers.
15902 Rename parallel_nesting_level to taskreg_nesting_level.
15903 (scan_omp_task): New function.
15904 (lower_rec_input_clauses): Don't run constructors for firstprivate
15905 explicit task vars which are initialized by *_omp_cpyfn*.
15906 Pass outer var ref to omp_clause_default_ctor hook if
15907 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15908 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15909 OMP_CLAUSE_REDUCTION_INIT.
15910 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15911 avoid duplicate setting of fields. Handle
15912 OMP_CLAUSE_PRIVATE_OUTER_REF.
15913 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15914 copy-out if TREE_READONLY, only copy-in.
15915 (expand_task_copyfn): New function.
15916 (expand_task_call): New function.
15917 (struct omp_taskcopy_context): New type.
15918 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15920 (lower_omp_parallel): Rename to...
15921 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15922 Call create_task_copyfn if srecord_type is needed. Adjust
15924 (task_shared_vars): New variable.
15925 (check_omp_nesting_restrictions): Warn if work-sharing,
15926 barrier, master or ordered region is closely nested inside OMP_TASK.
15927 Add warnings for barrier if closely nested inside of work-sharing,
15928 ordered, or master region.
15929 (scan_omp_1): Call check_omp_nesting_restrictions even for
15930 GOMP_barrier calls. Rename parallel_nesting_level to
15931 taskreg_nesting_level. Handle OMP_TASK.
15932 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15933 work-sharing construct, continue looking for them on parent parallel
15935 (lower_omp_for_lastprivate): Add lastprivate clauses
15936 to the beginning of dlist rather than end. Adjust for struct
15937 omp_for_data changes.
15938 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15939 not after it. Handle collapsed OMP_FOR loops, adjust for
15940 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15941 (get_ws_args_for): Adjust extract_omp_for_data caller.
15942 (scan_omp_for): Handle collapsed OMP_FOR
15943 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15944 (lower_omp_single_simple): If libgomp function doesn't return
15945 boolean_type_node, add comparison of the return value with 0.
15946 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15947 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15948 (parallel_nesting_level): Rename to...
15949 (taskreg_nesting_level): ... this.
15950 (is_taskreg_ctx): New function.
15951 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15952 of is_parallel_ctx.
15953 (execute_lower_omp): Rename parallel_nesting_level to
15954 taskreg_nesting_level.
15955 (expand_omp_parallel): Rename to...
15956 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15957 Call omp_task_call for OMP_TASK regions.
15958 (expand_omp): Adjust caller, handle OMP_TASK.
15959 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15961 * bitmap.c (bitmap_default_obstack_depth): New variable.
15962 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15963 if argument is NULL and bitmap_default_obstack is already initialized.
15964 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15966 * matrix-reorg.c (matrix_reorg): Likewise.
15968 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15970 * config/i386/i386.md (*indirect_jump): Macroize using P
15971 mode iterator. Remove !TARGET_64BIT from insn constraints.
15972 (*tablejump_1): Ditto.
15973 (*indirect_jump_rex64): Remove insn pattern.
15974 (*tablejump_1_rex64): Ditto.
15975 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15976 and eh_return_si insn patterns.
15978 2008-06-06 Richard Guenther <rguenther@suse.de>
15980 * tree-ssa-structalias.c (merge_smts_into): Remove.
15981 (find_what_p_points_to): Do not bother to compute the
15982 points-to set for pt_anything pointers.
15983 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15984 for pt_anything pointers is ok.
15986 2008-06-06 Jan Hubicka <jh@suse.cz>
15988 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15990 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15992 * cgraph.c: Fix typos in comments.
15993 (cgraph_availability_names): Fix string typo.
15994 * fold-const.c: Fix typos in comments.
15995 (fold_binary): Fix typo in warning.
15996 * genautomata.c: Fix typos in comments.
15997 (check_presence_pattern_sets): Fix typo in local variable.
15998 (output_description): Fix typo in output.
15999 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16000 * hwint.h: Likewise.
16001 * matrix-reorg.c (check_allocation_function): Likewise.
16002 * omega.c (smooth_weird_equations): Likewise.
16003 * auto-inc-dec.c: Fix typos in comments.
16004 * bb-reorder.c: Likewise.
16005 * builtins.c: Likewise.
16006 * c-common.c: Likewise.
16007 * c-cppbuiltin.c: Likewise.
16008 * c-parser.c: Likewise.
16009 * c-pretty-print.c: Likewise.
16010 * cfgcleanup.c: Likewise.
16011 * cfgexpand.c: Likewise.
16012 * cfghooks.c: Likewise.
16013 * cfglayout.c: Likewise.
16014 * cfgloopmanip.c: Likewise.
16015 * cgraphunit.c: Likewise.
16016 * coverage.c: Likewise.
16017 * dbxout.c: Likewise.
16018 * df-byte-scan.c: Likewise.
16019 * df-core.c: Likewise.
16020 * df-problems.c: Likewise.
16021 * df-scan.c: Likewise.
16023 * dominance.c: Likewise.
16024 * domwalk.c: Likewise.
16026 * dwarf2out.c: Likewise.
16027 * emit-rtl.c: Likewise.
16028 * et-forest.c: Likewise.
16029 * function.c: Likewise.
16030 * function.h: Likewise.
16032 * gcov-io.c: Likewise.
16033 * gcov.c: Likewise.
16034 * gcse.c: Likewise.
16035 * genattrtab.c: Likewise.
16036 * ggc-page.c: Likewise.
16037 * gimplify.c: Likewise.
16038 * gthr-lynx.h: Likewise.
16039 * haifa-sched.c: Likewise.
16040 * ipa-cp.c: Likewise.
16041 * ipa-inline.c: Likewise.
16042 * ipa-prop.h: Likewise.
16043 * ipa-pure-const.c: Likewise.
16044 * ipa-struct-reorg.c: Likewise.
16045 * ipa-struct-reorg.h: Likewise.
16046 * ipa-type-escape.c: Likewise.
16048 * loop-doloop.c: Likewise.
16049 * mips-tfile.c: Likewise.
16050 * mkmap-flat.awk: Likewise.
16051 * mkmap-symver.awk: Likewise.
16052 * modulo-sched.c: Likewise.
16053 * omp-low.c: Likewise.
16054 * optabs.c: Likewise.
16055 * optabs.h: Likewise.
16056 * opts.c: Likewise.
16057 * passes.c: Likewise.
16058 * postreload-gcse.c: Likewise.
16059 * postreload.c: Likewise.
16060 * predict.c: Likewise.
16061 * pretty-print.h: Likewise.
16062 * profile.c: Likewise.
16063 * protoize.c: Likewise.
16064 * ra-conflict.c: Likewise.
16065 * real.c: Likewise.
16066 * recog.c: Likewise.
16067 * regclass.c: Likewise.
16068 * regs.h: Likewise.
16069 * reload.c: Likewise.
16070 * rtl-error.c: Likewise.
16071 * rtlanal.c: Likewise.
16072 * scan.h: Likewise.
16073 * sched-rgn.c: Likewise.
16075 * stmt.c: Likewise.
16076 * target.h: Likewise.
16077 * tree-dfa.c: Likewise.
16078 * tree-eh.c: Likewise.
16079 * tree-flow-inline.h: Likewise.
16080 * tree-inline.c: Likewise.
16081 * tree-into-ssa.c: Likewise.
16082 * tree-loop-distribution.c: Likewise.
16083 * tree-nested.c: Likewise.
16084 * tree-parloops.c: Likewise.
16085 * tree-pass.h: Likewise.
16086 * tree-pretty-print.c: Likewise.
16087 * tree-profile.c: Likewise.
16088 * tree-scalar-evolution.c: Likewise.
16089 * tree-sra.c: Likewise.
16090 * tree-ssa-alias-warnings.c: Likewise.
16091 * tree-ssa-ccp.c: Likewise.
16092 * tree-ssa-coalesce.c: Likewise.
16093 * tree-ssa-dom.c: Likewise.
16094 * tree-ssa-dse.c: Likewise.
16095 * tree-ssa-forwprop.c: Likewise.
16096 * tree-ssa-live.c: Likewise.
16097 * tree-ssa-live.h: Likewise.
16098 * tree-ssa-loop-im.c: Likewise.
16099 * tree-ssa-loop-ivopts.c: Likewise.
16100 * tree-ssa-loop-niter.c: Likewise.
16101 * tree-ssa-loop-prefetch.c: Likewise.
16102 * tree-ssa-phiopt.c: Likewise.
16103 * tree-ssa-phiprop.c: Likewise.
16104 * tree-ssa-sccvn.c: Likewise.
16105 * tree-ssa-ter.c: Likewise.
16106 * tree-ssa-threadupdate.c: Likewise.
16107 * tree-ssa.c: Likewise.
16108 * tree-vect-analyze.c: Likewise.
16109 * tree-vect-transform.c: Likewise.
16110 * tree-vectorizer.c: Likewise.
16111 * tree-vn.c: Likewise.
16112 * tree-vrp.c: Likewise.
16113 * tree.c: Likewise.
16114 * tree.def: Likewise.
16115 * tree.h: Likewise.
16116 * unwind-dw2-fde.c: Likewise.
16117 * unwind.inc: Likewise.
16118 * value-prof.c: Likewise.
16119 * vmsdbgout.c: Likewise.
16121 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16123 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16124 always place FP constants in the TOC for TARGET_POWERPC64.
16125 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16127 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16129 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16130 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16131 enable for TARGET_E500_DOUBLE.
16132 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16133 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16134 floating-point modes like integer modes for E500 double.
16135 (rs6000_legitimate_offset_address_p): Likewise.
16136 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16137 addressing for DDmode for E500 double.
16138 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16139 modes as using 64-bits of registers for E500 double.
16140 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16141 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16142 specially for E500 double.
16143 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16144 TDmode for E500 double.
16145 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16146 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16147 (rs6000_split_multireg_move): Do not handle TDmode specially for
16149 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16150 using 64-bit registers for E500 double.
16151 (emit_frame_save): Do not handle DDmode specially for E500 double.
16152 (gen_frame_mem_offset): Likewise.
16153 (rs6000_function_value): Do not call spe_build_register_parallel
16154 for DDmode or TDmode.
16155 (rs6000_libcall_value): Likewise.
16156 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16157 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16160 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16162 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16165 2008-06-04 Junjie Gu <jgu@tensilica.com>
16167 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16168 comparison for frame pointers.
16170 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16173 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16175 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16178 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16179 register is already smaller or equal to required mode.
16181 2008-06-04 Xinliang David Li <davidxl@google.com>
16183 * tree-call-cdce.c: New file.
16184 (cond_dead_built_in_calls): New static variable.
16185 (input_domain): New struct.
16186 (check_pow): New function.
16187 (check_builtin_call): Ditto.
16188 (check_target_format): Ditto.
16189 (is_call_dce_candidate): Ditto.
16190 (gen_one_condition): Ditto.
16191 (gen_conditions_for_domain): Ditto.
16192 (get_domain): Ditto.
16193 (gen_conditions_for_pow_cst_base): Ditto.
16194 (gen_conditions_for_pow_int_base): Ditto.
16195 (gen_conditions_for_pow): Ditto.
16196 (get_no_error_domain): Ditto.
16197 (gen_shrink_wrap_conditions): Ditto.
16198 (shrink_wrap_one_built_in_call): Ditto.
16199 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16200 (tree_call_cdce): Ditto.
16201 (gate_call_cdce): Ditto.
16202 (pass_call_cdce): New gimple pass.
16203 * passes.c: (init_optimization_passes): New pass.
16204 * tree-pass.h: New pass declaration.
16205 * opts.c (decode_options): New flag setting.
16206 * common.opt: Add -ftree-builtin-call-dce flag.
16207 * Makefile.in: Add new source file.
16208 * tempvar.def: New tv_id.
16209 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16211 2008-06-04 Richard Guenther <rguenther@suse.de>
16213 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16214 (is_call_clobbered): Always check var_ann->call_clobbered.
16215 (mark_call_clobbered): Always set var_ann->call_clobbered.
16216 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16217 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16218 (reset_alias_info): Clear call clobbering info on MTAGs and
16220 (set_pt_anything): Set pt_global_mem.
16221 (create_tag_raw): Adjust comment.
16222 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16224 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16225 Maxim Kuvyrkov <maxim@codesourcery.com>
16227 * config/m68k/m68k.opt (mxgot): New option.
16228 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16229 (m68k_output_addr_const_extra): New.
16230 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16231 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16232 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16233 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16235 2008-06-04 Richard Guenther <rguenther@suse.de>
16237 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16238 negative or non-representable offsets.
16240 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16242 * config/i386/i386.c (ix86_gen_leave): New.
16243 (ix86_gen_pop1): Likewise.
16244 (ix86_gen_add3): Likewise.
16245 (ix86_gen_sub3): Likewise.
16246 (ix86_gen_sub3_carry): Likewise.
16247 (ix86_gen_one_cmpl2): Likewise.
16248 (ix86_gen_monitor): Likewise.
16249 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16250 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16251 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16252 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16253 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16254 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16255 (ix86_expand_epilogue): Updated.
16256 (print_operand): Handle integer register operand for 'z'.
16257 (ix86_expand_strlensi_unroll_1): Likewise.
16258 (ix86_expand_strlen): Likewise.
16259 (ix86_expand_builtin): Likewise.
16260 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16261 mov{q}/mov{l} and add{q}/add{l}.
16263 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16265 * config/i386/i386.md (P): New mode iterator.
16266 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16267 using P mode iterator.
16268 (DFmode push_operand splitter): Ditto.
16269 (XFmode push_operand splitter): Ditto.
16270 (DFmode float_extend SFmode push_operand splitter): Ditto.
16271 (XFmode float_extend SFmode push_operand splitter): Do not generate
16272 SImode pushes for 64bit target. Macroize Dimode and SImode
16273 pushes using P mode iterator.
16274 (XFmode float_extend DFmode push_operand splitter): Ditto.
16276 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16278 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16279 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16280 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16281 return type to int.
16282 (ix86_call_abi_override): Remove check for call_used_regs.
16284 2008-06-03 Richard Guenther <rguenther@suse.de>
16286 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16287 for the lhs of calls if the return type contains pointers.
16289 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16291 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16292 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16293 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16294 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16295 of cfun and DEFAULT_ABI to deceide abi mode.
16296 (DEFAULT_ABI): New.
16297 (REG_PARM_STACK_SPACE): Removed.
16298 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16299 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16300 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16301 (ix86_function_abi): Likewise.
16302 (ix86_function_type_abi): Likewise.
16303 (ix86_call_abi_override): Likewise.
16304 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16305 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16306 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16307 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16309 (X86_64_REGPARM_MAX): New.
16310 (X86_64_SSE_REGPARM_MAX): New.
16311 (X64_REGPARM_MAX): New.
16312 (X64_SSE_REGPARM_MAX): New.
16313 (X86_32_REGPARM_MAX): New.
16314 (X86_32_SSE_REGPARM_MAX): New.
16315 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16316 (ix86_function_regparm): Handle user calling abi.
16317 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16318 by DEFAULT_ABI versus SYSV_ABI check.
16319 (ix86_reg_parm_stack_space): New.
16320 (ix86_function_type_abi): New.
16321 (ix86_call_abi_override): New.
16322 (ix86_function_abi): New.
16323 (ix86_cfun_abi): New.
16324 (init_cumulative_args): Call abi specific initialization.
16325 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16326 (function_arg_64): Extend SSE_REGPARM_MAX check.
16327 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16328 (ix86_pass_by_reference): Likewise.
16329 (ix86_function_value_regno_p): Likewise.
16330 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16331 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16332 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16333 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16334 (setup_incoming_varargs_64): Adjust regparm for call abi.
16335 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16336 (ix86_va_start): Likewise.
16337 (ix86_gimplify_va_arg): Likewise.
16338 (ix86_expand_prologue): Likewise.
16339 (output_pic_addr_const): Likewise.
16340 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16341 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16342 (x86_output_mi_thunk): Likewise.
16343 (x86_function_profiler): Likewise.
16344 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16345 (SYSV_ABI, MS_ABI): New constants.
16346 (DEFAULT_ABI): New.
16347 (init_regs): Add prototype of function in regclass.c file.
16348 (OVERRIDE_ABI_FORMAT): New.
16349 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16350 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16351 (OUTGOING_REG_PARM_STACK_SPACE): New.
16352 (ix86_reg_parm_stack_space): New prototype.
16353 (CUMULATIVE_ARGS): Add call_abi member.
16354 (machine_function): Add call_abi member.
16355 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16356 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16358 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16361 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16362 (avr_builtin_setjmp_frame_value): New function.
16363 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16364 (nonlocal_goto): Define.
16366 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16368 * config/mips/mips.c (mips_emit_loadgp): Return early if
16369 there is nothing do to, otherwise emit a blockage if
16370 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16371 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16373 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16375 * configure.ac: Drop unneeded backslash ending up in config.in.
16376 * acinclude.m4: Likewise.
16377 * config.in: Regenerate.
16379 2008-05-26 Jan Hubicka <jh@suse.cz>
16381 * predict.c (maybe_hot_frequency_p): Break out of...
16382 (maybe_hot_bb_p): ... here.
16383 (maybe_hot_edge_p): New.
16384 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16385 * basic-block.h (maybe_hot_edge_p): Declare.
16387 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16389 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16390 (*cmpfp_<mode>_cc): Ditto.
16391 (*fp_jcc_8<mode>_387): Ditto.
16392 (*fop_<MODEF:mode>_2_i387): Ditto.
16393 (*fop_<MODEF:mode>_3_i387): Ditto.
16394 (*fop_xf_2_i387): Ditto.
16395 (*fop_xf_3_i387): Ditto.
16397 2008-06-02 Tomas Bily <tbily@suse.cz>
16399 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16401 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16403 * config/mips/mips.c (mips_valid_offset_p): New function.
16404 (mips_valid_lo_sum_p): Likewise.
16405 (mips_classify_address): Use them.
16406 (mips_force_address): New function.
16407 (mips_legitimize_address): Use it.
16408 * config/mips/mips.md (MOVE128): New mode iterator.
16409 (movtf): Require TARGET_64BIT. Remove empty strings.
16410 (*movtf_internal): Rename to...
16411 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16412 of "R" and use {,fp}{load,store} attributes instead of "multi".
16413 Use a separate define_split.
16414 (*movtf_mips16): New pattern.
16416 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16418 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16419 * config/mips/mips.c (mips_expand_before_return): New function.
16420 (mips_expand_epilogue): Call it.
16421 * config/mips/mips.md (return): Turn into a define_expand.
16422 (*return): New insn.
16424 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16426 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16427 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16428 functions. Do not emit uses and clobbers of CONCATs; individually
16429 use and clobber their operands.
16430 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16431 gen_clobber, emit_use and gen_use.
16432 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16433 (expand_builtin_return): Likewise.
16434 * cfgbuild.c (count_basic_blocks): Likewise.
16435 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16436 * explow.c (emit_stack_restore): Likewise.
16437 * expmed.c (extract_bit_field_1): Likewise.
16438 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16439 (emit_move_multi_word, store_constructor): Likewise.
16440 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16441 (thread_prologue_and_epilogue_insns): Likewise.
16442 * lower-subreg.c (resolve_simple_move): Likewise.
16443 * optabs.c (widen_operand, expand_binop): Likewise.
16444 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16445 * reload.c (find_reloads): Likewise.
16446 * reload1.c (eliminate_regs_in_insn): Likewise.
16447 * stmt.c (expand_nl_goto_receiver): Likewise.
16448 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16449 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16450 * config/arm/arm.c (arm_load_pic_register): Likewise.
16451 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16452 * config/arm/arm.md (untyped_return): Likewise.
16453 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16454 * config/avr/avr.c (expand_prologue): Likewise.
16455 * config/bfin/bfin.c (do_unlink): Likewise.
16456 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16457 * config/cris/cris.c (cris_expand_prologue): Likewise.
16458 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16459 (machopic_legitimize_pic_address): Likewise.
16460 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16461 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16462 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16463 (ix86_expand_convert_uns_didf_sse): Likewise.
16464 (ix86_expand_vector_init_general): Likewise.
16465 * config/ia64/ia64.md (eh_epilogue): Likewise.
16466 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16467 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16468 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16469 (config/iq2000/iq2000.c): Likewise.
16470 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16471 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16472 (builtin_longjmp): Likewise.
16473 * config/mn10300/mn10300.md (call, call_value): Likewise.
16474 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16475 * config/pdp11/pdp11.md (abshi2): Likewise.
16476 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16477 * config/s390/s390.c (s390_emit_prologue): Likewise.
16478 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16479 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16480 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16481 * config/sh/sh.c (prepare_move_operands): Likewise.
16482 (output_stack_adjust, sh_expand_epilogue): Likewise.
16483 (sh_set_return_address, sh_expand_t_scc): Likewise.
16484 * config/sparc/sparc.c (load_pic_register): Likewise.
16485 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16486 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16487 * config/v850/v850.c (expand_epilogue): Likewise.
16489 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16491 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16492 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16493 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16494 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16495 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16496 stack pointer register.
16497 (output_movhi): Remove code for interrupt specific writing to the
16498 stack pointer register.
16500 2008-05-31 Richard Guenther <rguenther@suse.de>
16502 PR tree-optimization/34244
16503 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16504 (tree_expr_nonzero_warnv_p): Likewise.
16505 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16506 ssa_name_nonnegative_p.
16507 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16508 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16509 not tree_expr_nonzero_warnv_p.
16511 PR tree-optimization/36262
16513 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16515 PR tree-optimization/34244
16516 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16517 (record_numbers_of_iterations): New function.
16518 (execute_vrp): Cache the numbers of iterations of loops.
16519 * tree-scalar-evolution.c (scev_reset_except_niters):
16521 (scev_reset): Use scev_reset_except_niters.
16522 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16524 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16526 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16527 __WORKAROUND_RETS when appropriate.
16529 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16531 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16532 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16534 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16535 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16536 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16537 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16538 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16539 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16540 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16541 *fop_df_1_sse insn patterns using MODEF mode iterator.
16542 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16543 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16544 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16545 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16546 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16547 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16548 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16549 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16550 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16551 (*fop_xf_5_i387): Ditto.
16552 (*fop_xf_6_i387): Ditto.
16554 2008-05-30 Richard Guenther <rguenther@suse.de>
16556 * builtins.c (build_string_literal): Avoid generating
16557 a non-gimple_val result.
16559 2008-05-30 DJ Delorie <dj@redhat.com>
16561 * exec-tool.in: Use an environment variable (private) instead of a
16562 file (shared) as a semaphore, so as to not break parallel builds.
16564 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16566 * optabs.c (maybe_encapsulate_block): Remove.
16567 (emit_libcall_block): Adjust accordingly.
16568 * optabs.h (maybe_encapsulate_block): Remove prototype.
16570 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16571 Don't use maybe_encapsulate_block.
16573 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16575 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16576 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16577 rtx is a SYMBOL_REF before calling get_pool_constant.
16579 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16581 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16583 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16585 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16586 rather than OS names to choose INO_T_EQ definition.
16587 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16588 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16590 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16593 * config/darwin-f.c: New.
16594 * config/t-darwin: Added rule to build darwin-f.o.
16595 * config.gcc: Defined new variable, fortran_target_objs.
16596 (*-*-darwin*): Set fortran_target_objs.
16597 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16598 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16599 * configure: Regenerated.
16601 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16604 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16605 canonical type if needed.
16607 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16609 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16611 2008-05-29 Richard Guenther <rguenther@suse.de>
16613 PR tree-optimization/36343
16614 PR tree-optimization/36346
16615 PR tree-optimization/36347
16616 * tree-flow.h (clobber_what_p_points_to): Declare.
16617 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16618 pointed-to variable is dereferenced is irrelevant to whether
16619 the pointer can access the pointed-to variable.
16620 (clobber_what_p_points_to): New function.
16621 * tree-ssa-alias.c (set_initial_properties): Use it.
16622 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16623 call clobber check for NMTs.
16625 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16627 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16628 for printing gcov_type.
16630 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16632 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16633 and the eh region information.
16634 * value-prof.c (gimple_move_stmt_histograms): New function.
16635 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16637 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16639 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16641 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16643 * value-prof.c (tree_ic_transform): Print counts.
16644 * tree-profile.c (tree_gen_ic_func_profiler):
16645 Clear __gcov_indreict_call_callee variable to avoid misattribution
16648 2008-05-28 Rafael Espíndola <espindola@google.com>
16650 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16653 2008-05-28 Richard Guenther <rguenther@suse.de>
16655 PR tree-optimization/36339
16656 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16657 and clobbering code out of the loop.
16659 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16661 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16664 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16665 s390_contiguous_bitmask_p, s390_symref_operand_p,
16666 s390_check_symref_alignment, s390_reload_larl_operand,
16667 s390_reload_symref_address): New functions.
16668 (s390_branch_condition_mnemonic): Support compare and branch
16670 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16671 and 'W' constraints.
16672 (s390_secondary_reload): Add secondary reloads for unaligned
16673 symbol refs or symbol refs to floating point or QI/TI mode
16675 (legitimate_address_p): Accept symbol references as addresses.
16676 (s390_expand_insv): Use rotate and insert selected bits
16677 instruction for insv when building for z10.
16678 (print_operand_address): Handle symbol ref addresses.
16679 (print_operand): Output modifier 'c' added for signed byte values.
16680 (s390_encode_section_info): Mark symbol refs with
16681 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16683 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16684 (length attribute): RRF, RRR have 4 byte length.
16685 (FPALL, INTALL): New mode iterators added.
16686 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16687 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16688 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16689 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16690 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16691 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16692 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16693 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16695 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16696 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16697 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16698 reload<INTALL:mode><P:mode>_toreg_z10,
16699 reload<FPALL:mode><P:mode>_tomem_z10,
16700 reload<FPALL:mode><P:mode>_toreg_z10,
16701 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16702 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16703 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16704 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16706 (movmem, clrmem, cmpmem): New splitters added.
16708 * config/s390/predicates.md (larl_operand): Use
16709 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16710 SYMBOL_REF_ALIGN1_P.
16711 (s390_signed_integer_comparison,
16712 s390_unsigned_integer_comparison): New predicates.
16714 * config/s390/s390-protos.h (s390_check_symref_alignment,
16715 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16716 s390_reload_symref_address,
16717 s390_compare_and_branch_condition_mask): Prototypes added.
16719 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16720 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16721 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16723 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16725 * config/s390/s390.c (z10_cost): New cost function for z10.
16726 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16727 (s390_issue_rate): Adjust issue rate for z10.
16728 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16729 (processor_flags): Add PF_Z10.
16730 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16731 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16732 * gcc/config.gcc: Add z10.
16734 2008-05-28 Richard Guenther <rguenther@suse.de>
16736 PR tree-optimization/36291
16737 * tree-flow. h (struct gimple_df): Remove var_anns member.
16738 * tree-flow-inline.h (gimple_var_anns): Remove.
16739 (var_ann): Simplify.
16740 * tree-dfa.c (create_var_ann): Simplify.
16741 (remove_referenced_var): Clear alias info from var_anns of globals.
16742 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16743 (delete_tree_ssa): Clear alias info from var_anns of globals.
16744 Do not free var_anns.
16745 (var_ann_eq): Remove.
16746 (var_ann_hash): Likewise.
16748 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16750 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16751 and loongson2f entries.
16752 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16753 * config/mips/mips.h (processor_type): Add Loongson-2E
16754 and Loongson-2F entries.
16755 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16756 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16757 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16758 * doc/invoke.texi (MIPS Options): Document loongson2e
16759 and loongson2f processor names.
16761 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16765 * config/i386/i386.c (ix86_function_arg_boundary): Use
16766 alignment of canonical type.
16767 (ix86_expand_vector_move): Check unaligned memory access for
16770 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16772 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16773 Moved to the front of file.
16775 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16776 H.J. Lu <hongjiu.lu@intel.com>
16778 * dwarf2out.c (current_fde): New.
16780 (lookup_cfa:): Likewise.
16781 (dwarf2out_end_epilogue): Likewise.
16782 (dwarf2out_note_section_used): Likewise.
16784 2008-05-27 Michael Matz <matz@suse.de>
16787 * c.opt (Wenum-compare): New warning option.
16788 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16790 2008-05-27 Michael Matz <matz@suse.de>
16792 PR middle-end/36326
16793 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16795 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16796 into memory as tail calls.
16798 2008-05-27 Richard Guenther <rguenther@suse.de>
16800 PR tree-optimization/36339
16801 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16802 pointers cause all addressable variables to be call clobbered.
16804 2008-05-27 Richard Guenther <rguenther@suse.de>
16806 PR tree-optimization/36245
16807 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16809 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16811 * config/s390/s390.md: Replace all occurences of the 'm'
16812 constraint with 'RT'.
16814 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16816 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16818 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16820 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16821 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16822 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16824 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16826 * reload.c: (find_reloads): Skip alternatives according to the
16827 "enabled" attribute. Constify the constraint variable.
16828 * recog.c (get_attr_enabled): Add default implementation.
16829 (extract_insn): Set the alternative_enabled_p array
16830 in the recog_data struct.
16831 (preprocess_constraints, constrain_operands): Skip
16832 alternatives according to the "enabled" attribute
16833 * recog.h (struct recog_data): New field alternative_enabled_p.
16834 (skip_alternative): New inline function.
16835 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16836 (record_reg_classes): Skip alternative according to the
16837 "enabled" attribute.
16839 * doc/md.texi: Add documention for the "enabled" attribute.
16841 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16843 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16844 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16845 constraint with TARGET_MEM_CONSTRAINT.
16846 * recog.c (asm_operand_ok, preprocess_constraints,
16847 constrain_operands): Likewise.
16848 * regclass.c (record_reg_classes): Likewise.
16849 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16850 * reload1.c (maybe_fix_stack_asms): Likewise.
16851 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16852 * recog.h: Adjust comment.
16853 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16854 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16855 * doc/md.texi: Add a note to description of 'm' constraint.
16856 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16858 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16860 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16861 that the bitfield is of integral type before testing its precision.
16863 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16864 Sa Liu <saliu@de.ibm.com>
16866 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16867 __modti3, __udivti3, __umodti3 and __udivmodti4.
16868 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16869 that implement TImode mul and div functions.
16870 * config/spu/multi3.c: New. Implement __multi3.
16871 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16872 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16875 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16877 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16878 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16879 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16880 tls_sysv_suffix): New mode and mode attribute iterators.
16881 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16882 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16883 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16884 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16885 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16888 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16890 PR tree-optimization/36329
16891 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16892 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16893 * cgraphbuild.c (initialize_inline_failed): Use the latter
16894 macro in lieu of the former.
16895 * ipa-inline.c (cgraph_mark_inline): Likewise.
16896 (cgraph_decide_inlining_of_small_function): Likewise.
16897 (cgraph_decide_inlining): Likewise.
16898 (cgraph_decide_inlining_incrementally): Likewise.
16900 2008-05-26 Tristan Gingold <gingold@adacore.com>
16901 Anatoly Sokolov <aesok@post.ru>
16903 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16904 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16905 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16906 optimization for 'avr6' architecture.
16908 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16911 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16913 2008-05-26 Richard Guenther <rguenther@suse.de>
16915 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16916 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16918 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16920 PR middle-end/36253
16921 * caller-save.c (insert_restore): Verify alignment of spill space.
16922 (insert_save): Likewise.
16923 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16924 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16925 (STACK_SLOT_ALIGNMENT): Likewise.
16926 * function.c (LOCAL_ALIGNMENT): Removed.
16927 (get_stack_local_alignment): New.
16928 (assign_stack_local): Use it. Set alignment on stack slot.
16929 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16930 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16931 (STACK_SLOT_ALIGNMENT): New.
16932 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16933 stack slot in XFmode.
16935 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16937 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16940 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16941 argument operand in rax isn't removed.
16943 2008-05-26 Richard Guenther <rguenther@suse.de>
16945 PR middle-end/36300
16946 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16947 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16949 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16952 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16954 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16956 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16957 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16959 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16961 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16962 build a trampoline if we don't want one.
16963 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16964 return zero for nested functions if we don't want a trampoline.
16966 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16968 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16970 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16973 * c.opt: Removed undocumented option '-lang-fortran'.
16974 * c-common.h: Removed global variable 'lang_fortran'.
16975 * c-opts.c (c_common_handle_option): Removed code to handle
16976 option '-lang-fortran'. Updated includes.
16977 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16978 definition of '__GFORTRAN__'.
16979 (define__GNUC__): Reimplemented to use BASEVER and
16980 cpp_define_formatted.
16981 (builtin_define_with_value_n): Removed.
16982 * c-incpath.h: Renamed to ...
16983 * incpath.h: ... this.
16984 * c-incpath.c: Renamed to ...
16985 * incpath.c: ... this. Updated includes.
16986 * fix-header.c: Updated includes.
16987 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16988 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16989 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16991 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16993 * tree.h: Update the table of flags used on tree nodes.
16994 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16995 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16996 (FORCED_LABEL): Add access check.
16997 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16998 (ASM_INPUT_P): Likewise.
16999 (ASM_VOLATILE_P): Likewise.
17000 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17001 (OMP_SECTION_LAST): Access private_flag directly.
17002 (OMP_RETURN_NOWAIT): Likewise.
17003 (OMP_PARALLEL_COMBINED): Likewise.
17004 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17005 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17006 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17007 deprecated_flag directly.
17009 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17011 * final.c (frame_pointer_needed): Removed.
17012 * flags.h (frame_pointer_needed): Likewise.
17014 * function.h (rtl_data): Add frame_pointer_needed.
17015 (frame_pointer_needed): New.
17017 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17019 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17021 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17023 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17026 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17028 * c-common.c (strip_array_types): Move function to..
17030 (get_inner_array_type): Delete.
17031 * c-common.h (strip_array_types): Move declaration to..
17033 (get_inner_array_type): Delete.
17034 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17035 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17036 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17037 * config/pa/pa.c (emit_move_sequence): Likewise.
17039 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17041 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17044 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17046 * function.c: Include target hook for nonlocal_goto frame value.
17048 2008-05-24 Richard Guenther <rguenther@suse.de>
17050 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17051 variable can be only accessed through a pointer or a union.
17053 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17055 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17056 * doc/extend.texi: Likewise.
17058 2008-05-23 DJ Delorie <dj@redhat.com>
17060 * config/m32c/jump.md (untyped_call): Add.
17062 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17063 for A24 to PSImode.
17064 (m32c_address_cost): Detail costs for indirect offsets.
17066 2008-05-23 Rafael Espíndola <espindola@google.com>
17068 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17069 if a node is a SUBREG.
17070 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17073 2008-05-23 Paul Brook <paul@codesourcery.com>
17074 Carlos O'Donell <carlos@codesourcery.com>
17076 * doc/extend.texi: Clarify use of __attribute__((naked)).
17077 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17078 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17079 * function.c (use_register_for_decl): Use
17080 targetm.calls.allocate_stack_slots_for_args.
17081 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17082 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17083 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17085 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17087 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17089 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17091 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17092 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17093 is only rounded once.
17095 2008-05-23 Richard Guenther <rguenther@suse.de>
17097 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17099 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17100 Jakub Jelinek <jakub@redhat.com>
17103 * configure.ac: Handle --enable-cld.
17104 * configure: Regenerated.
17105 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17106 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17107 (ix86_current_function_needs_cld): New define.
17108 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17109 (cld): New isns pattern.
17110 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17111 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17112 * config/i386/i386.opt (mcld): New option.
17113 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17114 TARGET_CLD and ix86_current_function_needs_cld.
17115 (override_options): Use -mcld by default for 32-bit code if
17118 * doc/install.texi (Options specification): Document --enable-cld.
17119 * doc/invoke.texi (Machine Dependent Options)
17120 [i386 and x86-64 Options]: Add -mcld option.
17121 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17123 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17124 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17125 (return_in_memory_64): Likewise.
17126 (return_in_memory_ms_64): Likewise.
17128 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17130 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17131 * builtins.c (fold_builtin_fpclassify): New.
17132 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17133 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17134 * c-common.c (handle_type_generic_attribute): Adjust to accept
17135 fixed arguments before an elipsis.
17136 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17137 * doc/extend.texi: Document __builtin_fpclassify.
17139 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17141 * omp-low.c (gate_expand_omp_ssa): Remove.
17142 (pass_expand_omp_ssa): Remove.
17143 (gate_expand_omp): Do not check for flag_openmp_ssa.
17144 * common.opt (-fopenmp-ssa): Remove.
17145 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17147 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17149 * config/sh/sh.opt (mfixed-range): New option.
17150 * config/sh/sh-protos.h (sh_fix_range): Declare.
17151 * config/sh/sh.c (sh_fix_range): New function.
17152 * config/sh/sh.h (sh_fixed_range_str): Declare.
17153 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17155 * doc/invoke.texi (SH Options): Document -mfixed-range.
17157 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17159 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17160 it before the redeclaration.
17162 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17164 * config/avr/avr.c (get_sequence_length): Add new function.
17165 (expand_prologue, expand_epilogue): Remove duplicate code.
17167 2008-05-22 Rafael Espíndola <espindola@google.com>
17169 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17172 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17174 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17175 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17177 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17178 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17179 (vect_update_misalignment_for_peel): Likewise.
17180 (vector_alignment_reachable_p): Likewise.
17181 * tree-vect-transform.c (vectorizable_load): Likewise.
17182 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17183 (get_vectype_for_scalar_type): Pass mode of scalar_type
17184 to UNITS_PER_SIMD_WORD.
17186 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17187 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17188 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17189 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17190 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17192 2008-05-22 Ira Rosen <irar@il.ibm.com>
17194 PR tree-optimization/36293
17195 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17196 if the first load must be skipped because of a gap.
17198 2008-05-22 Richard Guenther <rguenther@suse.de>
17200 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17201 more cases of offset disambiguation that is possible if
17202 strict-aliasing rules apply.
17203 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17204 for basic offset and type-based disambiguation.
17206 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17208 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17209 ix86_expand_vector_set on V16QImode for SSE4.1.
17211 2008-05-21 Tom Tromey <tromey@redhat.com>
17213 * c.opt (Wimport): Mark as undocumented.
17214 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17216 (Warning Options): Likewise.
17217 * doc/cppopts.texi: Don't mention -Wimport.
17219 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17221 PR tree-optimization/36287
17222 PR tree-optimization/36286
17223 * lambda-code.c (build_access_matrix): Do not use the loop->num
17224 for computing the number of induction variables: use the loop depth
17227 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17230 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17231 option -f(no-)leading-underscore.
17233 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17235 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17236 GET_MODE_NUNITS (mode).
17238 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17240 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17241 (-mmulhw): Add 464 to description.
17242 (-mdlmzb): Likewise.
17243 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17244 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17246 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17247 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17248 * config/rs6000/rs6000.md: Update comments for 464.
17250 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17252 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17254 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17256 * config/i386/sse.md (vec_extractv4sf): Removed.
17257 (vec_extractv2df): Likewise.
17258 (vec_extractv2di): Likewise.
17259 (vec_extractv4si): Likewise.
17260 (vec_extractv8hi): Likewise.
17261 (vec_extractv16qi): Likewise.
17262 (vec_extract<mode>): New.
17264 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17266 * config/i386/sse.md (vec_setv4sf): Removed.
17267 (vec_setv2df): Likewise.
17268 (vec_setv2di): Likewise.
17269 (vec_setv4si): Likewise.
17270 (vec_setv8hi): Likewise.
17271 (vec_setv16qi): Likewise.
17272 (vec_set<mode>): New.
17274 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17276 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17277 goto for vec_concat and vec_interleave.
17279 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17281 * config/i386/sse.md (vec_initv4sf): Removed.
17282 (vec_initv2df): Likewise.
17283 (vec_initv2di): Likewise.
17284 (vec_initv4si): Likewise.
17285 (vec_initv8hi): Likewise.
17286 (vec_initv16qi): Likewise.
17287 (vec_init<mode>): New.
17289 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17291 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17293 2008-05-21 Tom Tromey <tromey@redhat.com>
17295 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17296 (zone_find_object_offset): Likewise.
17297 (gt_ggc_m_S): Likewise.
17298 (highest_bit): Likewise.
17299 * ggc-page.c (gt_ggc_m_S): New function.
17300 * stringpool.c (string_stack): Remove.
17301 (init_stringpool): Update.
17302 (ggc_alloc_string): Use ggc_alloc.
17303 (maybe_delete_ident): New function.
17304 (ggc_purge_stringpool): Likewise.
17305 (gt_ggc_m_S): Remove.
17306 * ggc-common.c (ggc_protect_identifiers): New global.
17307 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17308 ggc_protect_identifiers.
17309 * ggc.h (ggc_protect_identifiers): Declare.
17310 (gt_ggc_m_S): Update.
17311 (ggc_purge_stringpool): Declare.
17312 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17313 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17315 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17317 2008-05-21 David S. Miller <davem@davemloft.net>
17319 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17322 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17324 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17327 2008-05-20 David Daney <ddaney@avtrex.com>
17329 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17330 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17331 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17332 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17333 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17334 (atomic_hiqi_op): New define_code_iterator.
17335 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17336 mips_expand_compare_and_swap_12.
17337 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17338 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17339 (sync_<optab><mode>, sync_old_<optab><mode>,
17340 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17341 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17342 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17343 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17344 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17345 (test_and_set_12): New insn.
17346 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17347 sync_new_<optab><mode>, sync_old_nand<mode>,
17348 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17349 clobber to operand 0 for SI and DI mode insns.
17350 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17351 mips_gen_fn_4): New typedefs.
17352 (mips_gen_fn_ptrs): Define new union type.
17353 (mips_expand_compare_and_swap_12): Remove declaration.
17354 (mips_expand_atomic_qihi): Declare function.
17355 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17356 (mips_expand_atomic_qihi): ... this. Use new generator function
17358 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17359 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17360 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17361 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17362 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17363 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17364 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17365 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17366 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17367 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17370 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17372 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17375 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17377 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17378 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17379 (avr_attribute_table): Add 'OS_main' function attribute.
17380 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17381 functions with 'OS_main' attribute.
17383 2008-05-20 Richard Guenther <rguenther@suse.de>
17385 PR tree-optimization/35204
17386 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17387 helper, split out from ...
17388 (DFS): ... here. Make the DFS walk non-recursive.
17390 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17391 Jan Sjodin <jan.sjodin@amd.com>
17393 PR tree-optimization/36181
17394 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17395 (parallelize_loops): Don't parallelize when the loop has vector
17398 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17399 Sebastian Pop <sebastian.pop@amd.com>
17401 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17402 matrix, and never look at the tree representation of the memory
17404 (linear_transform_loops): Computes parameters and access matrices.
17405 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17407 (access_matrix_get_index_for_parameter): New.
17408 * tree-data-ref.h (struct access_matrix): New.
17409 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17410 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17411 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17412 am_vector_index_for_loop): New.
17413 (struct data_reference): Add field access_matrix.
17414 (DR_ACCESS_MATRIX): New.
17415 (compute_data_dependences_for_loop): Update declaration.
17416 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17417 * lambda.h (lambda_vector_vec_p): Declared.
17418 * lambda-code.c: Depend on pointer-set.h.
17419 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17420 av_for_af_base, av_for_af, build_access_matrix,
17421 lambda_compute_access_matrices): New.
17422 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17424 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17426 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17427 $SOURCEDIR/include.
17429 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17430 Sebastian Pop <sebastian.pop@amd.com>
17432 PR tree-optimization/36206
17433 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17435 (instantiate_scev_1): Rename flags to fold_conversions.
17436 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17437 outeside instantiation_loop.
17438 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17439 (evolution_function_is_affine_or_constant_p): Removed.
17440 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17442 (analyze_siv_subscript): Pass in the loop nest number.
17443 Call evolution_function_is_affine_in_loop instead of
17444 evolution_function_is_affine_p.
17445 (analyze_overlapping_iterations): Pass in the loop nest number.
17447 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17448 Sebastian Pop <sebastian.pop@amd.com>
17450 PR tree-optimization/36206
17451 * tree-chrec.h (chrec_fold_op): New.
17452 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17455 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17457 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17459 (remove_duplicates): Do not set inode on non-inode systems.
17462 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17464 * config.gcc (tm_file): Update comments about relative pathnames.
17466 2008-05-20 Richard Guenther <rguenther@suse.de>
17468 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17469 * tree-ssa-sccvn.c (process_scc): Likewise.
17470 * tree-ssa-sink.c (execute_sink_code): Likewise.
17471 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17472 * tree-vrp.c (process_assert_insertions): Likewise.
17473 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17474 (perform_tree_ssa_dce): Likewise.
17475 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17476 (dump_dominator_optimization_stats): Likewise.
17477 * tree-vectorizer.c (vectorize_loops): Likewise.
17479 2008-05-20 Richard Guenther <rguenther@suse.de>
17481 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17483 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17485 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17486 (ix86_i386elf_return_in_memory): Likewise.
17487 (ix86_i386interix_return_in_memory): Likewise.
17488 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17489 (SUBTARGET_RETURN_IN_MEMORY): New.
17490 * config/i386/i386elf.h: Likewise.
17491 * config/i386/ptx4-i.h: Likewise.
17492 * config/i386/sol2-10.h: Likewise.
17493 * config/i386/sysv4.h: Likewise.
17494 * config/i386/vx-common.h: Likewise.
17495 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17496 * config/i386/i386.c (ix86_return_in_memory): Made static and
17497 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17498 (ix86_i386elf_return_in_memory): Removed.
17499 (ix86_i386interix_return_in_memory): Removed.
17500 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17501 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17503 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17505 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17507 2008-05-19 Xinliang David Li <davidxl@google.com>
17509 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17511 * common.opt: Ditto.
17512 * doc/invoke.texi: Ditto.
17514 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17516 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17517 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17519 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17521 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17522 sizes of operand array from 8/4 to 4/2.
17523 (ix86_expand_vector_init_general): Change size of operand array
17524 from 32 to 16. Remove op0, op1 and half_mode.
17526 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17528 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17529 (ix86_expand_vector_init_interleave): Likewise.
17530 (ix86_expand_vector_init_general): Use them. Assert
17531 word_mode == SImode when n_words == 4.
17533 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17535 * config/i386/i386.c (ix86_secondary_reload): New static function.
17536 (TARGET_SECONDARY_RELOAD): New define.
17537 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17538 * config/i386/i386.md (reload_outqi): Remove.
17540 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17542 PR middle-end/35509
17543 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17544 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17545 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17546 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17547 (fold_builtin_1): Likewise.
17548 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17549 c-common.c (check_builtin_function_arguments): Handle
17550 BUILT_IN_ISINF_SIGN.
17551 * doc/extend.texi: Document __builtin_isinf_sign.
17552 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17554 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17556 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17557 EH cleanup at the end of the pass, search for those that have been
17558 turned into forwarder blocks and do the cleanup on their successor.
17560 2008-05-18 Richard Guenther <rguenther@suse.de>
17562 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17563 pointers to sizetype and vice versa.
17565 2008-05-18 Xinliang David Li <davidxl@google.com>
17567 * gcc/tree-ssa-dce.c: Coding style fix.
17568 (check_pow): Documentation comment.
17569 (check_log): Documenation comment. Coding style fix.
17570 (is_unnecessary_except_errno_call): Ditto.
17571 (gen_conditions_for_pow): Ditto.
17572 (gen_conditions_for_log): Ditto.
17573 (gen_shrink_wrap_conditions): Ditto.
17574 (shrink_wrap_one_built_in_calls): Ditto.
17575 * gcc/doc/invoke.texi: Better documentation string.
17576 * ChangeLog: Fix wrong change log entries from
17577 May 17 checkin on function call DCE.
17579 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17581 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17583 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17585 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17586 * df-problems.c (simulation routines): Fixed block comment to
17587 properly say how to add forwards scanning functions.
17589 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17591 * tree-inline.c (setup_one_parameter): Remove dead code.
17593 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17595 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17596 a BIT_AND_EXPR only for an INTEGER_TYPE.
17598 2008-05-17 Xinliang David Li <davidxl@google.com>
17600 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17601 (check_pow, check_log, is_unnecessary_except_errno_call): New
17602 functions to check for eliminating math functions that are pure
17603 except for setting errno.
17604 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17605 general condition expressions for shrink-wrapping pow/log calls.
17606 (gen_shrink_wrap_conditions): Ditto.
17607 (shrink_wrap_one_built_in_call): Ditto.
17608 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17609 (mark_operand_necessary): If debugging, output if OP is necessary.
17610 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17612 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17614 * gcc/common.opt: New user flag -ftree-builtin-dce.
17615 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17617 2008-05-16 David S. Miller <davem@davemloft.net>
17619 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17620 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17622 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17625 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17627 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17629 * ifcvt.c (dead_or_predicable): Rename
17630 df_simulate_one_insn_backwards to df_simulate_one_insn.
17631 * recog.c (peephole2_optimize): Ditto.
17632 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17634 * df.h: Rename df_simulate_one_insn_backwards to
17635 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17636 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17637 scanning of defs and uses.
17638 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17639 (df_simulate_one_insn_forwards): Removed.
17641 2008-05-16 Doug Kwan <dougkwan@google.com>
17643 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17645 (real_from_string): Handle NaNs and Inf as approriate.
17647 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17649 * doc/gty.texi (Source Files Containing Type Information): Note
17650 that headers should appear first in the gtfiles list.
17652 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17654 * tree.def (COND_EXEC): Properly documented this code.
17656 2008-05-16 Diego Novillo <dnovillo@google.com>
17658 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17659 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17662 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17664 * tree-ssa-dse (max_stmt_uid): Removed.
17665 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17666 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17667 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17668 * function.h (cfun.last_stmt_uid): New field.
17669 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17670 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17672 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17673 (create_stmt_ann): Initialize the ann->uid field.
17674 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17676 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17678 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17680 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17681 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17682 (init_empty_tree_cfg): Call it.
17684 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17686 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17689 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17691 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17692 * tree-dump.c (dump_options): New verbose option.
17693 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17695 * tree-pass.h (TDF_VERBOSE): New dump flag.
17696 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17697 (tree-flow.h): Added include.
17698 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17700 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17702 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17704 From Jie Zhang <jie.zhang@analog.com>
17705 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17706 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17707 mcpu=bf561-none and mcpu=bf561-0.2.
17708 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17709 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17710 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17711 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17712 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17713 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17714 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17716 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17717 (cputype_selected): Remove.
17718 (bfin_handle_option): Don't use cputype_selected.
17719 (override_options): When no mcpu option, enable all workarounds.
17720 Don't use bfin_workarounds.
17721 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17723 (DEFAULT_CPU_TYPE): Don't define.
17725 2008-05-16 Richard Guenther <rguenther@suse.de>
17727 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17728 on deletion of the last stmt.
17730 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17732 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17733 V8HImode for SSE2 and V16QImode for SSE4.1.
17735 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17737 * cgraph.h (compute_inline_parameters): Made public.
17738 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17739 variable_generate_summary, function_write_summary,
17740 variable_write_summary, variable_read_summary. Added generate_summary,
17741 write_summary, read_summary.
17742 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17743 pass_ipa_inline.function_generate_summary, to
17744 compute_inline_parameters.
17745 * ipa-inline.c (compute_inline_parameters): Made public and added
17747 (compute_inline_parameters_for_current): New function.
17748 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17749 (inline_generate_summary): Removed parameter and made to loop over
17751 (pass_ipa_inline): Updated for new IPA_PASS structure.
17752 * passes.c (execute_ipa_summary_passes): Now is called once per
17753 pass rather than once per node*pass.
17755 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17757 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17758 avr_have_mul_p, avr_asm_only_p): Remove variables.
17759 (avr_override_options): Remove initialization of removed variables.
17760 (avr_file_start): Convert removed variables to fields of
17761 'struct base_arch_s *avr_current_arch'.
17762 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17763 (AVR_HAVE_MUL): (Ditto.).
17764 (AVR_HAVE_MOVW): (Ditto.).
17765 (AVR_HAVE_LPMX): (Ditto.).
17766 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17767 avr_asm_only_p): Remove declaration.
17769 2008-05-15 Diego Novillo <dnovillo@google.com>
17771 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17772 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17774 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17776 PR middle-end/36194
17777 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17778 Don't call record_truncated_value from here.
17779 (record_truncated_value): Turn it into a for_each_rtx callback.
17780 (record_truncated_values): New function.
17781 (combine_instructions): Call note_uses with record_truncated_values.
17782 Change name of check_conversion to check_promoted_subreg.
17784 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17786 * doc/sourcebuild.texi: Document support for torture tests.
17788 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17790 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17791 to alternative 4 of operand 2.
17793 2008-05-15 Richard Guenther <rguenther@suse.de>
17795 * tree-pass.h (current_pass): Declare.
17796 (get_pass_for_id): Likewise.
17797 * passes.c (passes_by_id, passes_by_id_size): New globals.
17798 (set_pass_for_id): New function.
17799 (get_pass_for_id): Likewise.
17800 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17801 (execute_function_todo): Flush per function statistics.
17802 * toplev.c (compile_file): Init statistics.
17803 (general_init): Do early statistics initialization.
17804 (finalize): Finish statistics.
17805 * statistics.h (statistics_early_init): Declare.
17806 (statistics_init): Likewise.
17807 (statistics_fini): Likewise.
17808 (statistics_fini_pass): Likewise.
17809 (statistics_counter_event): Likewise.
17810 (statistics_histogram_event): Likewise.
17811 * statistics.c: New file.
17812 * Makefile.in (OBJS-common): Add statistics.o.
17813 (statistics.o): Add dependencies.
17814 * doc/invoke.texi (-fdump-statistics): Document.
17816 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17817 (insert): Likewise.
17818 (execute_pre): Use statistics_counter_event.
17819 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17820 (substitute_and_fold): Increment it. Use statistics_counter_event.
17822 2008-05-15 Diego Novillo <dnovillo@google.com>
17824 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17826 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17827 * tree-ssa-alias.c (new_type_alias): Remove references to
17828 sub-variables from comment.
17829 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17831 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17833 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17834 attribute to 1 only for insertps alternative.
17836 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17838 * config/bfin/bfin.md (loadbytes): New pattern.
17839 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17840 (bfin_init_builtins): Initialize it.
17841 (bdesc_1arg): Add it.
17843 2008-05-15 Sa Liu <saliu@de.ibm.com>
17845 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17846 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17847 * testsuite/lib/target-supports.exp: Add
17848 check_effective_target_fortran_integer_16.
17850 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17852 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17853 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17854 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17855 (TARGET_RETURN_IN_MEMORY): Define.
17857 2008-05-15 Richard Guenther <rguenther@suse.de>
17859 PR middle-end/36244
17860 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17861 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17862 represent unmodifiable vars.
17864 2008-05-15 Richard Guenther <rguenther@suse.de>
17866 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17867 INDIRECT_REF and TARGET_MEM_REF.
17868 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17871 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17872 H.J. Lu <hongjiu.lu@intel.com>
17874 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17875 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17876 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17877 insn alternatives. Add missing alternatives.
17878 (*vec_concatv2di_rex64_sse4_1): Likewise.
17879 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17880 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17881 Require TARGET_SSE.
17883 2008-05-15 Richard Guenther <rguenther@suse.de>
17885 PR tree-optimization/36009
17886 PR tree-optimization/36204
17887 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17888 (determine_invariantness_stmt): Record the loop a store is
17889 always executed in.
17890 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17893 2008-05-15 Richard Guenther <rguenther@suse.de>
17895 PR tree-optimization/34330
17896 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17897 through the pointer will alias the SMT.
17899 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17901 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17903 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17905 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17907 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17908 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17910 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17911 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17912 (vashl_optab): New optab for vector/vector shifts.
17913 (vashr_optab): Ditto.
17914 (vlshr_optab): Ditto.
17915 (vrotl_optab): Ditto.
17916 (vrotr_optab): Ditto.
17917 (optab_subtype): New enum for optab_for_tree_code call.
17918 (optab_for_tree_code): Add enum optab_subtype argument.
17920 * optabs.c (optab_for_tree_code): Take an additional argument to
17921 distinguish between a vector shift by a scalar and vector shift by
17922 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17923 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17924 vector shift by a vector.
17925 (expand_widen_pattern_expr): Pass additional argument to
17926 optab_for_tree_code.
17928 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17929 vrotl_optab, vrotr_optab.
17931 * expr.c (expand_expr_real_1): Update calls to
17932 optab_for_tree_code to distinguish between vector shifted by a
17933 scalar and vector shifted by a vector.
17934 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17935 (supportable_narrowing_operation): Ditto.
17936 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17937 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17938 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17939 (vect_create_epilog_for_reduction): Ditto.
17940 (vectorizable_reduction): Ditto.
17941 (vectorizable_operation): Ditto.
17942 (vect_strided_store_supported): Ditto.
17943 (vect_strided_load_supported): Ditto.
17944 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17945 * expmed.c (expand_shift): Ditto.
17947 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17949 (ashr@var{m}3): Ditto.
17950 (vashl@var{m}3): Document new vector/vector shift standard name.
17951 (vashr@var{m}3): Ditto.
17952 (vlshr@var{m}3): Ditto.
17953 (vrotl@var{m}3): Ditto.
17954 (vrotr@var{m}3): Ditto.
17956 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17957 (PPERM_INVERT): Ditto.
17958 (PPERM_REVERSE): Ditto.
17959 (PPERM_REV_INV): Ditto.
17960 (PPERM_ZERO): Ditto.
17961 (PPERM_ONES): Ditto.
17962 (PPERM_SIGN): Ditto.
17963 (PPERM_INV_SIGN): Ditto.
17964 (PPERM_SRC1): Ditto.
17965 (PPERM_SRC2): Ditto.
17967 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17968 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17969 allows a memory operand to be the value being added, and split it
17970 to improve vectorization.
17971 (sse5_pmacsdqh_mem): Ditto.
17972 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17973 (sse5_mulv2div2di3_high): Ditto.
17974 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17975 (vec_pack_trunc_v4si): Ditto.
17976 (vec_pack_trunc_v2di): Ditto.
17977 (sse5_pcmov_<mode>): Remove code that tried to use use
17978 andps/andnps instead of pcmov.
17979 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17980 pmacsdqh instructions.
17981 (vec_widen_smult_lo_v4si): Ditto.
17983 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17984 (PPERM_INVERT): Ditto.
17985 (PPERM_REVERSE): Ditto.
17986 (PPERM_REV_INV): Ditto.
17987 (PPERM_ZERO): Ditto.
17988 (PPERM_ONES): Ditto.
17989 (PPERM_SIGN): Ditto.
17990 (PPERM_INV_SIGN): Ditto.
17991 (PPERM_SRC1): Ditto.
17992 (PPERM_SRC2): Ditto.
17993 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17995 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17997 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17998 says ignore whether the last reference is a memory operand.
18000 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18001 Paolo Bonzini <bonzini at gnu dot org>
18003 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18006 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18007 (vlshr<mode>3): Rename from vlshr<mode>3.
18008 (vashr<mode>3): Rename from vashr<mode>3.
18009 (mulv4sf3): Change the names of vector shift patterns.
18013 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18016 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18041 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18042 (floatunssidf2_internal): Change vector/vector shift names.
18043 (floatunsdidf2_internal): Ditto.
18050 (vashl<mode>3): Rename from ashl<mode>3.
18051 (vashr<mode>3): Rename from ashr<mode>3.
18052 (vlshr<mode>3): Rename from lshr<mode>3.
18053 (vrotl<mode>3): Rename from rotl<mode>3.
18055 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18058 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18059 multiply gives the wrong value when doing widening multiplies.
18060 (vec_widen_smult_lo_v4si): Ditto.
18062 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18064 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18065 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18066 emit_library_call_value.
18067 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18068 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18069 * calls.c (initialize_argument_information, precompute_arguments,
18070 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18071 (precompute_arguments): Removed flags parameter.
18072 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18074 2008-05-14 Richard Guenther <rguenther@suse.de>
18076 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18077 Make sure to register the store if the use is a PHI_NODE.
18079 2008-05-14 Olivier Hainque <hainque@adacore.com>
18081 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18082 memory if the component is to be referenced in BLKmode according
18083 to get_inner_reference.
18085 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18087 * calls.c (emit_library_call_value_1): Restore code clearing
18088 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18090 2008-05-14 Olivier Hainque <hainque@adacore.com>
18091 Nicolas Roche <roche@adacore.com>
18093 * configure.ac: Add support for a "gcc_subdir" variable in
18094 config-lang.in, to denote a subdirectory where the language/GCC
18095 integration files are to be found.
18096 * configure: Regenerate.
18098 2008-05-14 Ira Rosen <irar@il.ibm.com>
18100 PR tree-optimization/36098
18101 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18102 value for the first load in the group in case of a gap.
18103 (vect_build_slp_tree): Check that there are no gaps in loads.
18105 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18107 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18108 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18109 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18110 emit_insn and remove unneeded code to construct extra args.
18111 (emit_no_conflict_block): Removed.
18112 * optabls.h: (emit_no_conflict_block): Removed.
18113 * cse.c (cse_extended_basic_block): Remove search for
18114 REG_NO_CONFLICT note.
18115 * global.c: Removed incorrect comment added in revision 117.
18116 * expr.c (convert_move): Change call to emit_no_conflict_block to
18118 * recog.c: Change comments so that they do not mention
18120 * local_alloc.c (combine_regs): Removed last parameter.
18121 (no_conflict_p): Removed.
18122 (block_alloc): Removed note, no_conflict_combined_regno and set
18123 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18124 (combine_regs): Removed already_dead and code to look for
18125 REG_NO_CONFLICT notes.
18126 * lower_subreg (remove_retval_note): Removed code to look for
18127 REG_NO_CONFLICT block.
18128 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18129 (resolve_clobber): Remove code to process libcalls that have
18130 REG_NO_CONFLICT notes.
18131 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18133 * combine.c (can_combine_p, distribute_notes): Removed
18134 REG_NO_CONFLICT case.
18135 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18137 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18138 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18140 * reg-notes.def (NO_CONFLICT): Removed.
18142 2008-05-14 David S. Miller <davem@davemloft.net>
18144 * config/sparc/sparc.c (sparc_profile_hook): If
18145 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18146 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18147 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18149 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18151 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18153 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18156 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18157 and op1 expansion before vector concat to have less live pseudos.
18159 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18161 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18162 ix86_expand_vector_set if supported.
18164 2008-05-13 Diego Novillo <dnovillo@google.com>
18165 Kenneth Zadeck <zadeck@naturalbridge.com>
18167 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18169 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18170 phinodes_print_statistics, init_ssanames, fini_ssanames,
18171 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18172 release_ssa_name, release_defs, replace_ssa_name_symbol,
18173 ssanames_print_statistics): Move ...
18174 * tree-flow.h: ... here.
18175 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18176 Use FN instead of cfun.
18177 (make_ssa_name_fn): Rename from make_ssa_name.
18178 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18179 * tree-flow-inline.h (make_ssa_name): Move from
18180 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18181 * omp-low.c (expand_omp_parallel):
18182 * tree-flow-inline.h (redirect_edge_var_map_result):
18183 * tree-ssa.c (init_tree_ssa): Add argument FN.
18184 Use it instead of cfun. Update all users.
18186 2008-05-13 Tom Tromey <tromey@redhat.com>
18188 PR preprocessor/22168:
18189 * doc/cpp.texi (Top): Update menu.
18190 (Alternatives to Wrapper #ifndef): New node.
18191 (Other Directives): Document deprecation.
18192 (Obsolete Features): Remove menu.
18193 (Assertions): Merge node into Obsolete Features.
18194 (Obsolete once-only headers): Move earlier; rename to Alternatives
18195 to Wrapper #ifndef.
18196 * doc/cppopts.texi: Update.
18197 * c.opt (Wdeprecated): Enable for C and ObjC.
18198 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18199 (C++ Dialect Options): Move -Wno-deprecated from here to...
18200 (Warning Options): ... here.
18202 2008-05-13 Richard Guenther <rguenther@suse.de>
18204 PR middle-end/36227
18205 * fold-const.c (fold_sign_changed_comparison): Do not allow
18206 changes in pointer-ness.
18208 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18211 * config/sh/sh.c (sh_expand_prologue): Don't clear
18212 RTX_FRAME_RELATED_P for push insns.
18214 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18216 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18218 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18220 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18221 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18222 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18224 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18226 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18227 (*vec_concatv4sf_sse): This.
18228 (*sse2_concatv2si): Renamed to ...
18229 (*vec_concatv2si_sse2): This.
18230 (*sse1_concatv2si): Renamed to ...
18231 (*vec_concatv2si_sse): This.
18232 (*vec_concatv2di_rex): Renamed to ...
18233 (*vec_concatv2di_rex64): This.
18234 (*vec_concatv2si_sse4_1): New.
18235 (*vec_concatv2di_rex64_sse4_1): Likewise.
18237 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18239 PR rtl-optimization/36111
18240 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18241 that was created for swappable operands.
18243 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18246 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18247 * configure.ac: Add call to ACX_PROG_GNAT.
18249 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18251 * optc-gen.awk: Fix comment typo.
18253 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18255 * pretty-print.c (pp_integer_with_precision): Use
18256 HOST_LONG_LONG_FORMAT.
18258 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18260 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18262 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18264 * config/i386/i386.c (bdesc_ptest): Removed.
18265 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18266 (bdesc_args): Add __builtin_ia32_ptestz128,
18267 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18268 (ix86_init_mmx_sse_builtins): Updated.
18269 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18270 (ix86_expand_builtin): Updated.
18272 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18274 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18275 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18277 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18279 * value-prof.c (interesting_stringop_to_profile): Do not
18280 return early for BUILT_IN_MEMPCPY.
18282 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18284 * calls.c (expand_call): Don't use callgraph to increase
18285 preferred_stack_boundary.
18287 * cgraph.h (cgraph_rtl_info): Use unsigned on
18288 preferred_incoming_stack_boundary.
18290 * final.c (rest_of_clean_state): Use unsigned on
18291 preferred_stack_boundary.
18293 2008-05-09 Tom Tromey <tromey@redhat.com>
18295 PR preprocessor/22231:
18296 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18299 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18301 PR tree-optimization/36129
18302 * tree-ssa-ccp.c: Include value-prof.h.
18303 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18304 built-in function was folded to a constant.
18305 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18307 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18308 Sebastian Pop <sebastian.pop@amd.com>
18310 * tree-scalar-evolution.c: Document instantiate_scev.
18311 (instantiate_parameters_1): Renamed instantiate_scev_1.
18312 Don't use the same loop for instantiation_loop and evolution_loop.
18313 (instantiate_scev): New.
18314 (instantiate_parameters): Moved...
18315 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18316 same loop twice. Maintains the semantics for this function.
18317 * tree-scalar-evolution.h (instantiate_scev): Declare.
18318 (instantiate_parameters): ...here. Now static inline.
18319 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18320 instead of resolve_mixers.
18322 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18324 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18326 2008-05-09 Tomas Bily <tbily@suse.cz>
18328 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18329 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18330 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18331 * c-common.c (c_common_truthvalue_conversion): Likewise.
18332 * tree-object-size.c (compute_object_offset): Likewise.
18333 * tree-inline.c (estimate_num_insns_1): Likewise.
18334 * varasm.c (const_hash_1, compare_constant, copy_constant)
18335 (compute_reloc_for_constant, output_addressed_constants)
18336 (initializer_constant_valid_p): Likewise.
18337 * c-omp.c (check_omp_for_incr_expr): Likewise.
18338 * gimplify.c (gimplify_expr): Likewise.
18339 * c-typeck.c (c_finish_return): Likewise.
18340 * tree-vectorizer.c (supportable_widening_operation)
18341 (supportable_narrowing_operation): Likewise.
18342 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18343 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18344 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18345 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18346 (descr_info_loc): Likewise.
18347 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18348 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18349 (fold_unary): Likewise.
18350 * builtins.c (get_pointer_alignment): Likewise.
18351 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18352 (instantiate_parameters_1): Likewise.
18353 * tree.c (expr_align, stabilize_reference): Likewise.
18354 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18355 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18356 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18357 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18358 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18359 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18361 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18362 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18363 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18364 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18365 (forward_propagate_comparison)
18366 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18367 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18368 * emit-rtl.c (component_ref_for_mem_expr)
18369 (set_mem_attributes_minus_bitpos): Likewise.
18370 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18371 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18373 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18374 (build_function_call, pointer_diff, build_compound_expr)
18375 (c_finish_return): Likewise.
18376 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18377 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18379 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18380 * expr.c (is_aligning_offset): Likewise.
18381 * tree-ssa-alias.c (is_escape_site): Likewise.
18382 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18383 (check_all_va_list_escapes): Likewise.
18384 * tree-ssa-loop-ivopts.c (determine_base_object)
18385 (determine_common_wider_type): Likewise.
18386 * dojump.c (do_jump): Likewise.
18387 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18388 * tree-gimple.c (is_gimple_cast): Likewise.
18389 * fold-const.c (decode_field_reference, )
18390 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18391 (fold_binary): Likewise.
18392 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18393 (already_warned_in_frontend_p): Likewise.
18394 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18395 * tree.c (really_constant_p, get_unwidened): Likewise.
18396 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18397 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18398 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18400 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18402 (CONVERT_EXPR_P): Define.
18403 (CASE_CONVERT): Define.
18405 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18407 PR middle-end/36117
18408 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18409 (delete_unmarked_insns): When deleting a call, call
18410 delete_unreachable_blocks.
18411 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18412 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18414 2008-05-08 Richard Guenther <rguenther@suse.de>
18416 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18417 (-ftree-salias): Likewise.
18418 (salias-max-implicit-fields): Remove param documentation.
18419 (salias-max-array-elements): Likewise.
18420 * tree-pass.h (pass_create_structure_vars): Remove.
18421 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18422 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18423 * tree-ssa-alias.c (create_structure_vars): Remove.
18424 (gate_structure_vars): Likewise.
18425 (pass_create_structure_vars): Likewise.
18426 (gate_build_alias): Likewise.
18427 (pass_build_alias): Adjust to run always and dump the function.
18428 * common.opt (ftree-salias): Hide.
18429 * passes.c (init_optimization_passes): Remove
18430 pass_create_structure_vars, adjust comment.
18431 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18432 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18433 * opts.c (decode_options): Do not set flag_tree_salias.
18434 (common_handle_option): Add OPT_ftree_salias to the backward
18435 compatibility section.
18437 2008-05-08 Richard Guenther <rguenther@suse.de>
18439 * tree-flow-inline.h (var_can_have_subvars): Move ...
18440 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18441 * tree-flow.h (var_can_have_subvars): Remove.
18442 (push_fields_onto_fieldstack): Remove.
18443 (sort_fieldstack): Likewise.
18444 (struct fieldoff): Move ...
18445 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18446 alias_set and base_for_components fields.
18447 (sort_fieldstack): Make static.
18448 (push_fields_onto_fieldstack): Likewise. Remove code that
18449 handles anything but RECORD_TYPEs. Remove alias_set and
18450 base_for_components handling.
18451 (create_variable_info_for): Adjust.
18453 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18455 * common.opt (Wframe-larger-than=): Shorten the help message
18457 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18459 2008-05-08 Rafael Espíndola <espindola@google.com>
18461 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18463 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18464 trap and that both operands are gimple values.
18465 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18466 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18469 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18471 * read-rtl.c (join_c_conditions): Return the first string if the
18472 two strings are equal.
18474 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18476 * gensupport.h (pred_data): Add a "num_codes" field.
18477 (add_predicate_code): Declare.
18478 * gensupport.c (add_predicate_code): New function.
18479 (std_pred_table): Add an "allows_const_p" field.
18480 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18481 Remove the (incomplete) list of such codes from the codes field.
18482 (init_predicate_table): Use add_predicate_code. Add all
18483 RTX_CONST_OBJs if allows_const_p is true.
18484 * genrecog.c (process_define_predicate): Use add_predicate_code.
18486 2008-05-08 David Daney <ddaney@avtrex.com>
18487 Richard Sandiford <rsandifo@nildram.co.uk>
18489 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18490 special case of constant zero operands.
18491 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18492 old and new values. Special case constant zero values.
18493 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18495 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18496 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18498 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18501 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18502 similar RTX_CONST_OBJ before CONST_INT.
18504 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18506 * stmt.c (expand_stack_restore): Change sa mode if needed.
18508 2008-05-08 Richard Guenther <rguenther@suse.de>
18510 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18511 return type to bool.
18512 (ix86_sol10_return_in_memory): Likewise.
18513 (ix86_i386elf_return_in_memory): Likewise.
18514 (ix86_i386interix_return_in_memory): Likewise.
18515 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18516 (ix86_sol10_return_in_memory): Likewise.
18517 (ix86_i386elf_return_in_memory): Likewise.
18518 (ix86_i386interix_return_in_memory): Likewise.
18520 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18523 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18525 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18526 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18529 2008-05-08 Richard Guenther <rguenther@suse.de>
18531 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18532 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18533 (DR_SUBVARS): Remove.
18534 * tree-dfa.c (dump_subvars_for): Remove.
18535 (debug_subvars_for): Likewise.
18536 (dump_variable): Do not dump subvars.
18537 (remove_referenced_var): Do not remove subvars.
18538 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18539 (lookup_subvars_for_var): Remove.
18540 (get_subvars_for_var): Likewise.
18541 (get_subvars_at): Likewise.
18542 (get_first_overlapping_subvar): Likewise.
18543 (overlap_subvar): Likewise.
18544 * tree-flow.h (subvar_t): Remove.
18545 (struct var_ann_d): Remove subvars field.
18546 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18547 argument. Remove special handling of SFTs.
18548 (compute_tag_properties): Likewise.
18549 (set_initial_properties): Likewise.
18550 (compute_call_clobbered): Likewise.
18551 (count_mem_refs): Likewise.
18552 (compute_memory_partitions): Likewise.
18553 (compute_flow_insensitive_aliasing): Likewise.
18554 (setup_pointers_and_addressables): Likewise.
18555 (new_type_alias): Likewise.
18556 (struct used_part): Remove.
18557 (used_portions): Likewise.
18558 (struct used_part_map): Likewise.
18559 (used_part_map_eq): Likewise.
18560 (used_part_map_hash): Likewise.
18561 (free_used_part_map): Likewise.
18562 (up_lookup): Likewise.
18563 (up_insert): Likewise.
18564 (get_or_create_used_part_for): Likewise.
18565 (create_sft): Likewise.
18566 (create_overlap_variables_for): Likewise.
18567 (find_used_portions): Likewise.
18568 (create_structure_vars): Likewise.
18569 * tree.def (STRUCT_FIELD_TAG): Remove.
18570 * tree.h (MTAG_P): Adjust.
18571 (struct tree_memory_tag): Remove base_for_components and
18572 unpartitionable flags.
18573 (struct tree_struct_field_tag): Remove.
18574 (SFT_PARENT_VAR): Likewise.
18575 (SFT_OFFSET): Likewise.
18576 (SFT_SIZE): Likewise.
18577 (SFT_NONADDRESSABLE_P): Likewise.
18578 (SFT_ALIAS_SET): Likewise.
18579 (SFT_UNPARTITIONABLE_P): Likewise.
18580 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18581 (union tree_node): Remove sft field.
18582 * alias.c (get_alias_set): Remove special handling of SFTs.
18583 * print-tree.c (print_node): Remove handling of SFTs.
18584 * tree-dump.c (dequeue_and_dump): Likewise.
18585 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18586 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18587 * tree-predcom.c (set_alias_info): Do not set subvars.
18588 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18589 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18590 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18591 (add_vars_for_offset): Remove.
18592 (add_virtual_operand): Remove special handling of SFTs.
18593 (add_call_clobber_ops): Likewise.
18594 (add_call_read_ops): Likewise.
18595 (get_asm_expr_operands): Likewise.
18596 (get_modify_stmt_operands): Likewise.
18597 (get_expr_operands): Likewise.
18598 (add_to_addressable_set): Likewise.
18599 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18600 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18601 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18602 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18603 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18604 (tree_node_structure): Likewise.
18605 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18607 (find_what_p_points_to): Likewise.
18609 2008-05-08 Sa Liu <saliu@de.ibm.com>
18611 * config/spu/spu.md: Fixed subti3 pattern.
18613 2008-05-08 Richard Guenther <rguenther@suse.de>
18615 PR middle-end/36154
18616 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18617 sure to create a representative for trailing arrays for PTA.
18619 2008-05-08 Richard Guenther <rguenther@suse.de>
18621 PR middle-end/36172
18622 * fold-const.c (operand_equal_p): Two objects which types
18623 differ in pointerness are not equal.
18625 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18627 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18628 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18629 (emit_library_call_value_1): Add new variable fndecl initialized by
18630 NULL_TREE. It should be the decl type of orgfun, but this information
18631 seems not to be available here, so it uses the default calling abi.
18632 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18633 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18634 by TARGET_RETURN_IN_MEMORY.
18635 * config/i386/i386-interix.h: Likewise.
18636 * config/i386/i386.h: Likewise.
18637 * config/i386/i386elf.h: Likewise.
18638 * config/i386/ptx4-i.h: Likewise.
18639 * config/i386/sol2-10.h: Likewise.
18640 * config/i386/sysv4.h: Likewise.
18641 * config/i386/vx-common.h: Likewise.
18642 * config/cris/cris.h: Removed #if 0 clause.
18643 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18644 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18646 (ix86_sol10_return_in_memory): Likewise.
18647 (ix86_i386elf_return_in_memory): New.
18648 (ix86_i386interix_return_in_memory): New.
18649 * config/mt/mt-protos.h (mt_return_in_memory): New.
18650 * config/mt/mt.c: Likewise.
18651 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18652 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18653 * config/bfin/bfin.h: Likewise.
18654 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18656 * config/bfin/bfin.c: Likewise.
18657 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18658 * config/alpha/unicosmk.h: Likewise.
18659 * config/i386/cygming.h: Likewise.
18660 * config/iq2000/iq2000.h: Likewise.
18661 * config/mips/mips.h: Likewise.
18662 * config/mn10300/mn10300.h: Likewise.
18663 * config/rs6000/rs6000.h: Likewise.
18664 * config/score/score.h: Likewise.
18665 * config/spu/spu.h: Likewise.
18666 * config/v850/v850.h: Likewise.
18667 * defaults.h: Likewise.
18668 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18669 * expr.c (emit_block_move): Adjust use of
18670 OUTGOING_REG_PARM_STACK_SPACE.
18671 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18672 OUTGOING_REG_PARM_STACK_SPACE.
18673 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18675 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18677 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18678 on OMP_RETURN for OMP_FOR.
18681 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18682 (fortran_common): New function.
18683 (gen_variable_die): Call fortran_common instead of common_check,
18684 adjust for it returning tree instead of rtx. Formatting.
18686 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18690 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18691 * c-decl.c (merge_decls): Ditto.
18692 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18693 to RTL_CONST_OR_PURE_CALL_P.
18694 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18695 Initialized DECL_LOOPING_CONST_PURE.
18696 (process_call_operands): Set tree_side_effects properly.
18697 * tree.h (TREE_READONLY_DECL_P): Removed.
18698 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18699 (DECL_LOOPING_OR_CONST_P): New macro.
18700 (struct tree_function_decl): Added looping_const_or_pure_p.
18701 (ECF_*) Renumbered.
18702 (ECF_LOOPING_OR_CONST_P): New macro.
18703 * rtlanal.c (pure_const_p): Removed.
18704 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18705 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18706 to RTL_CONST_CALL_P.
18707 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18708 (check_decl, check_tree, check_call, scan_function): Initialize
18710 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18711 (static_execute): Set looping true for recursive functions.
18712 Undo setting state to IPA_NEITHER for recursive functions.
18713 * cse.c (cse_insn):
18714 * ifcvt.c (noce_can_store_speculate_p): Changed
18715 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18716 RTL_CONST_OR_PURE_CALL_P.
18717 * dse.c (scan_insn): Ditto.
18718 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18719 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18720 RTL_CONST_OR_PURE_CALL_P.
18721 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18722 pure_call_p to RTL_CONST_CALL_P.
18723 * gimplify.c (gimplify_call_expr): Clear side effects for
18724 non-looping pure and constant calls.
18725 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18726 (flags_from_decl_or_type): Set ecf flags from decl flags.
18727 (initialize_argument_information): Turn off
18728 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18729 Change const to pure if callee_copies is true rather than just
18731 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18732 way of marking pure calls.
18733 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18734 Remove hack that was supposed to fix pr7335 and remove old
18735 way of marking pure calls.
18736 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18737 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18738 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18739 RTL_CONST_OR_PURE_CALL_P.
18740 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18741 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18742 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18743 * sched-deps.c (schedule_analyze): Ditto.
18744 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18745 return_val field of calls to represent pure and const function info.
18746 (CONST_OR_PURE_CALL_P): Deleted macro.
18747 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18748 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18749 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18751 * tree-optimize.c (execute_fixup_cfg): Added test for
18752 ECF_LOOPING_CONST_OR_PURE.
18753 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18755 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18756 effects for looping pure or const calls.
18757 (verify_gimple_expr): Added verification code.
18758 * config/alpha/alpha.c (alpha_legitimize_address,
18759 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18761 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18762 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18763 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18764 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18765 RTL_CONST_OR_PURE_CALL_P.
18766 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18767 and const calls to be deleted.
18769 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18772 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18773 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18774 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18775 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18776 to handle nonimmediate operands.
18777 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18778 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18779 to handle nonimmediate operands.
18780 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18781 (mmx_pmulhrwv4hi3): New expander. Use
18782 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18783 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18784 (sse2_umulv1siv1di3): New expander. Use
18785 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18786 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18787 (mmx_eq<mode>3): New expander. Use
18788 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18789 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18790 (mmx_uavgv8qi3): New expander. Use
18791 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18792 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18793 (mmx_uavgv4hi3): New expander. Use
18794 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18796 * config/i386/sse.md
18797 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18798 to handle nonimmediate operands.
18799 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18800 to handle nonimmediate operands.
18801 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18802 to handle nonimmediate operands.
18803 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18804 to handle nonimmediate operands.
18805 (sse2_unpckhpd_exp): New expander. Use
18806 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18807 (sse2_unpcklpd_exp): New expander. Use
18808 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18809 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18810 to handle nonimmediate operands.
18811 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18812 to handle nonimmediate operands.
18813 (*sse2_<plusminus_insn><mode>3): Rename from
18814 sse2_<plusminus_insn><mode>3 insn pattern.
18815 (sse2_<plusminus_insn><mode>3): New expander. Use
18816 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18817 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18818 (sse2_umulv2siv2di3): New expander. Use
18819 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18820 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18821 (sse4_1_mulv2siv2di3): New expander. Use
18822 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18823 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18824 (sse2_pmaddwd): New expander. Use
18825 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18826 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18827 (sse2_eq<mode>3): New expander. Use
18828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18829 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18830 (sse4_1_eqv2di3): New expander. Use
18831 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18832 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18833 (sse2_uavgv16qi3): New expander. Use
18834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18835 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18836 (sse2_uavgv16qi3): New expander. Use
18837 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18838 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18839 (sse2_uavgv8hi3): New expander. Use
18840 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18841 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18842 (ssse3_pmulhrswv8hi3): New expander. Use
18843 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18844 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18845 (ssse3_pmulhrswv4hi3): New expander. Use
18846 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18848 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18849 (<sse>_vmmul<mode>3): Ditto.
18850 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18852 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18853 (ssse3_pmaddubsw): Ditto.
18855 * config/i386/i386.c (struct_builtin_description)
18856 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18857 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18858 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18859 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18860 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18861 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18862 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18863 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18864 (ix86_fixup_binary_operands): Assert that src1
18865 and src2 must have the same mode when swapped.
18866 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18867 and ix86_binary_operator_ok. Do not force operands in registers
18870 2008-05-07 Jan Hubicka <jh@suse.cz>
18872 * cgraph.c (dump_cgraph_node): Update.
18873 * cgraph.h (cgraph_local_info): Break out inline summary.
18874 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18876 * ipa-inline (inline_summary): New accestor function.
18877 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18878 cgraph_decide_inlining, compute_inline_parameters): Update.
18879 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18881 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18883 Cleanup ColdFire scheduling support and add V4 pipeline model.
18885 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18886 (define_attr cpu): Add cfv4 value.
18887 (define_attr type, define_attr type1): Merge into a single 'type'
18888 attribute. Update all uses.
18889 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18890 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18892 (define_attr opx_mem, define_attr opy_mem): Remove.
18893 (define_attr op_mem): Clean up, update comment.
18894 (define_attr size): Use specific values instead of general int.
18895 (define_attr guess, define_attr split): Remove. Update all uses.
18896 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18897 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18898 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18899 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18900 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18901 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18902 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18903 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18904 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18905 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18906 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18907 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18908 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18909 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18910 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18911 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18912 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18913 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18914 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18915 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18916 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18917 Update or set attributes.
18918 (stack_tie): New fake instruction.
18920 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18921 (m68k_sched_attr_size): Update declaration.
18922 (m68k_sched_attr_type2): Remove.
18923 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18924 Declare new bypass predicates.
18926 * config/m68k/m68k.c (m68k_sched_issue_rate,
18927 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18929 (TARGET_SCHED_ISSUE_RATE,
18930 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18931 (override_options): Handle scheduling for ColdFire V4 core.
18932 (m68k_expand_prologue): Emit stack_tie.
18933 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18934 'OP_TYPE_FPN'. Update all uses.
18935 (sched_guess_p): Remove.
18936 (sched_address_type): Handle symbolic addresses.
18937 (sched_get_operand): New static function.
18938 (sched_operand_type): Merge into sched_attr_op_type.
18939 (sched_attr_op_type): Handle FP registers, handle quick constants,
18941 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18942 (m68k_sched_attr_size): Update. Move logic to ...
18943 (sched_get_attr_size_int): New static function.
18944 (sched_get_opxy_mem_type): New static function.
18945 (m68k_sched_attr_op_mem): Update.
18946 (m68k_sched_attr_type2): Remove.
18947 (sched_cfv4_bypass_data): New static variable.
18948 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18949 (m68k_sched_issue_rate): Implement scheduler hook.
18950 (struct _sched_ib: enabled_p): New field.
18951 (m68k_sched_variable_issue): Update. Handle V4.
18952 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18953 sched_dump_class_func_t, sched_dump_split_class,
18954 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18955 sched_dump_dfa_class, m68k_sched_dump): Remove.
18956 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18958 (m68k_sched_init_global): Remove statisctics dumping, introduce
18959 sanity check that all instructions have pipeline reservations. Handle
18961 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18962 Handle ColdFire V4 core.
18963 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18964 New static functions.
18965 (m68k_sched_address_bypass_p): New bypass predicate.
18966 (sched_get_indexed_address_scale): New static function.
18967 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18969 * cf.md: Update comments.
18970 (define_attr type2): Remove. Use 'type' attribute instead.
18972 (cf_ib): Rename to cfv123_ib. Update all uses.
18973 (cf_oep): Rename to cfv123_oep. Update all uses.
18974 (cf_chr): Rename to cfv123_chr. Update all uses.
18975 (cf_mem): Rename to cfv123_mem. Update all uses.
18976 (cf_mac): Move to more appropriate place.
18977 (cfv123_guess): New automaton and cpu_unit.
18978 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18979 Update uses of 'size' attribute. Handle before reload scheduling.
18980 (cfv123_guess): New dummy reservation for unhandled instructions.
18981 (cfv4_*): Pipeline description of ColdFire V4 core.
18982 (ignore): New reservation to handle 'ignore' type.
18984 2008-05-07 Ian Lance Taylor <iant@google.com>
18986 PR middle-end/36013
18987 * gimplify.c (find_single_pointer_decl_1): Don't look through
18989 (find_single_pointer_decl): Adjust comments.
18991 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18993 PR middle-end/36137
18994 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18995 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18997 PR middle-end/36106
18998 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18999 integral type rather than floating point, then VIEW_CONVERT_EXPR
19000 to the floating point type.
19002 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19004 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19005 TFmode op0 to register.
19007 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19009 * c-decl.c (grokdeclarator): Comment typo.
19011 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19013 * tree-flow.h: Remove prototype for computed_goto_p.
19014 * tree-cfg.c (computed_goto_p): Make static.
19016 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19019 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19020 (contains_aligned_value_p): This. Handle _Decimal128.
19021 (ix86_function_arg_boundary): Only align _Decimal128 to its
19022 natural boundary and handle it properly.
19024 2008-05-06 Martin Jambor <mjambor@suse.cz>
19026 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19027 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19028 (ipcp_method_set_orig_node): Removed.
19029 (ipcp_cval_get_cvalue_type): Removed.
19030 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19031 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19032 (ipcp_cval_set_cvalue_type): Removed.
19033 (ipcp_cval_get_cvalue): Removed.
19034 (ipcp_cval_set_cvalue): Removed.
19035 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19036 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19037 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19038 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19039 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19040 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19041 (ipcp_get_ith_lattice): Changed parameters.
19042 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19043 (ipcp_lattice_from_jfunc): Changed parameters.
19044 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19045 (ipcp_method_cval_print): Added temporary variable info.
19046 (ipcp_redirect): Removed already unused local variable caller.
19047 (ipcp_redirect): New temporary variable orig_callee_info
19048 (ipcp_redirect): Removed newly unused local variable callee.
19049 (ipcp_redirect): Removed (a bit confusing) local variable type.
19050 (ipcp_insert_stage): Added local variable info.
19051 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19053 (ipcp_formal_create): Removed.
19054 (ipcp_method_cval_set): Removed.
19055 (ipcp_propagate_stage): Renamed lattice variables.
19056 (ipcp_method_cval_set_cvalue_type): Removed.
19057 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19058 (ipcp_print_all_lattices): Changed printed strings to refer to
19059 lattices rather than cvals.
19060 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19061 (ipcp_propagate_const): Changed formal parameters.
19062 (build_const_val): Changed formal parameters.
19063 (ipcp_insert_stage): Removed useless variable cvalue
19064 (build_const_val): Changed formal parameters.
19065 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19066 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19067 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19068 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19069 (ipcp_print_func_profile_counts): Changed string from "method" to
19071 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19072 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19073 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19074 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19075 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19076 (ipcp_lat_is_const): Changed parameters and made inline.
19077 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19078 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19079 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19080 the predicate condition directly
19081 (ipcp_propagate_stage): Added local variable args. Removed local
19082 variable callee. (Both are mere code simplifications.)
19083 (ipcp_method_dont_insert_const): Renamed to
19084 ipcp_node_not_modifiable_p.
19085 (ipcp_node_not_modifiable_p): Made inline.
19086 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19087 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19088 (ipcp_print_all_lattices): Removed variable cvalue
19089 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19092 2008-05-06 Olivier Hainque <hainque@adacore.com>
19094 * tree-sra.c (try_instantiate_multiple_fields): Early return
19095 if field has POINTER_TYPE.
19097 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19099 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19100 by using 'q' specifier for instruction.
19101 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19103 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19105 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19106 Change mode of zero_extract from QImode to HImode.
19107 (sign bit tests peepholes): (Ditto.).
19109 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19111 * config/i386/mmx.md: Remove double backslashes from asm templates.
19112 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19113 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19114 to handle nonimmediate operands.
19115 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19116 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19117 to handle nonimmediate operands.
19118 (*mmx_<code>v2sf3_finite): New insn pattern.
19119 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19120 (mmx_<code>v2sf3): New expander. Use
19121 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19122 (mmx_<plusminus_insn><mode>3): New expander. Use
19123 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19124 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19125 (mmx_add<mode>3): Removed.
19126 (mmx_ssadd<mode>3): Ditto.
19127 (mmx_usadd<mode>3): Ditto.
19128 (mmx_sub<mode>3): Ditto.
19129 (mmx_sssub<mode>3): Ditto.
19130 (mmx_ussub<mode>3): Ditto.
19131 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19132 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19133 to handle nonimmediate operands.
19134 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19136 (mmx_smulv4hi3_highpart): New expander. Use
19137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19138 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19140 (mmx_umulv4hi3_highpart): New expander. Use
19141 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19142 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19143 (mmx_<code>v4hi3): New expander. Use
19144 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19145 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19146 (mmx_<code>v8qi3): New expander. Use
19147 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19148 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19149 (mmx_<code><mode>3): New expander. Use
19150 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19152 2008-05-05 Jan Hubicka <jh@suse.cz>
19154 PR tree-optimization/36118
19155 * passes.c (pass_init_dump_file): Fix dump header.
19157 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19159 PR middle-end/36141
19160 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19161 VCE for function decls.
19163 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19165 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19167 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19169 * config/i386/i386.md (sat_plusminus): New.
19170 (plusminus_insn): Likewise.
19171 (plusminus_mnemonic): Likewise.
19173 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19174 (*<addsub><mode>3_cc_overflow): Renamed to ...
19175 (*<plusminus_insn><mode>3_cc_overflow): This.
19176 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19177 (*<plusminus_insn>si3_zext_cc_overflow): This.
19179 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19180 (<plusminus_insn><mode>3): This.
19181 (*<addsub><mode>3): Renamed to ...
19182 (*<plusminus_insn><mode>3): This.
19183 (<sse>_vm<addsub><mode>3): Renamed to ...
19184 (<sse>_vm<plusminus_insn><mode>3): This.
19185 (sse3_h<addsub>v4sf3): Renamed to ...
19186 (sse3_h<plusminus_insn>v4sf3): This.
19187 (sse3_h<addsub>v2df3): Renamed to ...
19188 (sse3_h<plusminus_insn>v2df3): This.
19189 (<plusminus_insn><mode>3): New.
19190 (*<plusminus_insn><mode>3): Likewise.
19191 (sse2_<plusminus_insn><mode>3): Likewise.
19192 (add<mode>): Removed.
19193 (*add<mode>3): Likewise.
19194 (sse2_ssadd<mode>3): Likewise.
19195 (sse2_usadd<mode>3): Likewise.
19196 (sub<mode>3): Likewise.
19197 (*sub<mode>3): Likewise.
19198 (sse2_sssub<mode>3): Likewise.
19199 (sse2_ussub<mode>3): Likewise.
19201 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19203 * gthr-single.h: Add in required interface elements as per gthr.h.
19204 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19205 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19206 Generalize UNUSED macro.
19207 (__gthread_once): Add.
19208 (__gthread_key_create): Add.
19209 (__gthread_key_delete): Add.
19210 (__gthread_getspecific): Add.
19211 (__gthread_setspecific): Add.
19213 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19216 the same size types for the indirect reference on the rhs, then
19219 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19221 * config/i386/i386.md
19222 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19223 one insn template instead of template series.
19224 (*xordi_1_rex64): Ditto.
19225 (*xordi_2_rex64): Ditto.
19227 2008-05-05 Ira Rosen <irar@il.ibm.com>
19229 PR tree-optimization/36119
19230 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19233 2008-06-04 Jan Hubicka <jh@suse.cz>
19235 tree-optimization/36100
19236 * tree-pass.h (pass_O0_always_inline): Declare.
19237 * ipa-inline.c (inline_transform): Remove dead code.
19238 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19239 pass_O0_always_inline): New.
19240 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19242 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19244 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19245 mnemonic in this_param move for TARGET_64BIT.
19247 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19249 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19250 (*strmovsi_rex_1): Ditto.
19251 (*strsetsi_1): Ditto.
19252 (*strsetsi_rex_1): Ditto.
19254 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19255 adddicc expanders using SWI mode iterator.
19257 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19260 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19263 2008-05-04 David S. Miller <davem@davemloft.net>
19265 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19266 (sparc*-*-linux*): Use linux.h in tm_file.
19267 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19268 compiler defaulting to 32-bit.
19269 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19271 * config/sparc/linux.h: Remove definitions now obtained
19272 properly from linux.h
19273 * config/sparc/linux64.h: Likewise.
19274 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19275 don't want this setting for 32-bit builds in a biarch compiler.
19276 * doc/install.texi: Add sparc-linux to list of targets
19277 supporting --enable-targets=all.
19279 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19281 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19283 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19285 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19286 after V4SI_FTYPE_V8HI.
19287 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19288 case V4SI_FTYPE_V2DF.
19290 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19292 * doc/invoke.texi (max-flow-memory-locations): Removed.
19293 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19295 2008-05-03 Richard Guenther <rguenther@suse.de>
19297 PR middle-end/34973
19298 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19300 2008-05-02 David S. Miller <davem@davemloft.net>
19302 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19304 2008-05-02 Simon Baldwin <simonb@google.com>
19307 * c-common.h (warn_array_subscript_range): Removed.
19308 * c-common.c (warn_array_subscript_range): Ditto.
19309 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19310 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19312 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19314 * config/i386/i386.c (ix86_special_builtin_type): New.
19315 (bdesc_special_args): Likewise.
19316 (ix86_expand_special_args_builtin): Likewise.
19317 (ix86_init_mmx_sse_builtins): Updated.
19318 (ix86_expand_builtin): Updated.
19319 (ix86_expand_store_builtin): Removed.
19320 (ix86_expand_unop_builtin): Likewise.
19322 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19323 * config/i386/mmintrin.h (__v2sf): Here.
19325 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19327 (_mm_loadl_pi): Likewise.
19328 (_mm_storeh_pi): Replace __v2si with __v2sf.
19329 (_mm_storel_pi): Likewise.
19331 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19332 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19333 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19334 __builtin_ia32_loadlpd.
19336 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19338 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19339 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19340 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19341 (ix86_init_mmx_sse_builtins): Updated.
19342 (ix86_expand_args_builtin): Likewise.
19343 (ix86_expand_builtin): Likewise.
19344 (ix86_expand_unop1_builtin): Renamed to ...
19345 (ix86_expand_unop_vec_merge_builtin): This.
19347 2008-05-01 Jan Hubicka <jh@suse.cz>
19350 * ipa-inline.c (inline_generate_summary): Make static.
19351 (inline_transform): Do not call inlining at -O0; make static.
19352 * passes.c (execute_todo): Add sanity check.
19353 (execute_one_ipa_transform_pass): Execute proper flags.
19355 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19357 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19358 (DECL_NONADDRESSABLE_P): Likewise.
19359 * alias.c (record_component_aliases): Fix comment.
19361 2008-05-01 Simon Baldwin <simonb@google.com>
19363 * c-common.h (warn_array_subscript_range): New function.
19364 * c-common.c (warn_array_subscript_range): Ditto.
19365 * tree-vrp.c (check_array_ref): Corrected code to agree with
19366 comment, ignoring only arrays of size 0 or size 1.
19367 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19369 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19371 * config/i386/i386.c (ix86_builtin_type): Replace
19372 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19373 (bdesc_args): Updated.
19374 (ix86_init_mmx_sse_builtins): Likewise.
19375 (ix86_expand_args_builtin): Likewise.
19377 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19380 * doc/extend.texi: Correct __builtin_ia32_palignr.
19382 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19385 * config/i386/i386.c (bdesc_crc32): Removed.
19386 (ix86_expand_crc32): Likewise.
19387 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19388 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19389 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19390 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19391 UINT_FTYPE_UINT_UCHAR.
19392 (bdesc_args): Updated. Add crc32 builtins.
19393 (ix86_init_mmx_sse_builtins): Updated.
19394 (ix86_expand_args_builtin): Updated to support subreg.
19396 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19398 2008-05-01 Jan Hubicka <jh@suse.cz>
19400 * tree-pass.h (opt_pass): Add IPA_PASS.
19401 (varpool_node, cgraph_node): Forward declare.
19402 (ipa_opt_pass): Define.
19403 (pass_ipa_inline): Turn into ipa_opt_pass.
19404 (pass_apply_inline): Remove.
19405 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19406 (apply_inline): Turn into ....
19407 (inline_transform): ... this one.
19408 (inline_generate_summary): New function.
19409 (pass_apply_inline): Remove.
19410 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19412 (struct function): Add ipa_transforms_to_apply.
19413 * passes.c (register_one_dump_file): Work on IPA_PASS.
19414 (init_optimization_passes): Remove pass_inline_parameters and
19416 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19417 (execute_one_pass) ... here; apply transforms when possible.
19418 (add_ipa_transform_pass, execute_ipa_summary_asses,
19419 execute_one_ipa_transform_pass): New.
19420 (execute_ipa_pass_list): Update for IPA_PASS type.
19422 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19424 * config/i386/i386.c (ix86_builtin_type): Add
19425 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19426 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19427 (bdesc_args): Add SSE4a builtins.
19428 (ix86_init_mmx_sse_builtins): Updated.
19429 (ix86_expand_args_builtin): Likewise.
19430 (ix86_expand_builtin): Likewise.
19432 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19434 * config/i386/i386.c (ix86_builtin_type): Add
19435 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19436 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19437 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19438 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19439 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19440 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19441 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19442 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19443 and DI_FTYPE_DI_DI_INT.
19444 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19445 (ix86_init_mmx_sse_builtins): Updated.
19446 (ix86_expand_args_builtin): Likewise.
19447 (ix86_expand_builtin): Likewise.
19448 (ix86_expand_binop_imm_builtin): Removed.
19450 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19452 2008-04-30 Richard Guenther <rguenther@suse.de>
19454 PR tree-optimization/32921
19455 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19457 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19459 * config/arm/arm.c (arm_unwind_emit): Use
19460 crtl->all_throwers_are_sibcalls instead of
19461 cfun->all_throwers_are_sibcalls.
19462 (arm_output_fn_unwind): Likewise.
19463 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19464 instead of cfun->uses_pic_offset_table.
19465 (frv_expand_prologue): Likewise.
19466 (frv_frame_pointer_required): Likewise.
19467 (frv_expand_fdpic_call): Likewise.
19468 (frv_emit_movsi): Likewise.
19469 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19470 cfun->returns_pcc_struct instead of
19471 current_function_returns_pcc_struct.
19472 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19473 instead of cfun->calls_eh_return.
19474 (m32c_pushm_popm): Likewise.
19475 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19476 "extern" declaration.
19478 2008-04-30 Richard Guenther <rguenther@suse.de>
19480 PR tree-optimization/21636
19481 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19483 (evaluate_stmt): Print the likely value.
19484 (ccp_visit_stmt): Avoid excessive vertical spacing.
19486 2008-04-30 Rafael Espíndola <espindola@google.com>
19488 * builtins.c (fold_call_expr): Return realret.
19489 * tree-ssa-threadedge.c
19490 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19491 __builtin_object_size.
19493 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19495 * gcc.c (wrapper_string): New variable.
19496 (insert_wrapper): New function.
19497 (execute): New option -wrapper.
19498 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19500 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19502 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19503 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19504 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19506 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19507 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19508 config/rs6000/e500crtres64gprctr.asm,
19509 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19510 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19511 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19512 config/rs6000/e500crtsav64gprctr.asm,
19513 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19514 config/rs6000/e500crtsavg64gprctr.asm: New files.
19515 * config/rs6000/t-ppccomm: Add build rules for new files.
19516 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19517 * config/rs6000/t-netbsd: Add build rules for new files.
19518 (LIB2FUNCS_STATIC_EXTRA): New variable.
19519 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19520 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19521 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19523 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19525 * config/i386/i386.c (ix86_builtin_type): Add
19526 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19527 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19528 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19529 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19530 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19531 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19532 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19533 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19534 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19535 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19536 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19537 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19538 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19539 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19540 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19541 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19542 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19543 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19544 V1DI_FTYPE_V2SI_V2SI.
19545 (bdesc_2arg): Moved to ...
19546 (bdesc_args): Here.
19547 (ix86_init_mmx_sse_builtins): Updated.
19548 (ix86_expand_args_builtin): Updated. Take a pointer
19549 to const struct builtin_description. Handle comparison
19551 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19552 (ix86_expand_builtin): Updated.
19554 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19555 (ssse3_pmaddubsw128): This.
19556 (ssse3_pmaddubswv4hi3): Renamed to ...
19557 (ssse3_pmaddubsw): This.
19559 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19560 (__builtin_ia32_packssdw128): Likewise.
19561 (__builtin_ia32_packuswb128): Likewise.
19562 (__builtin_ia32_pmaddubsw): Likewise.
19563 (__builtin_ia32_pmaddubsw128): Likewise.
19565 2008-04-30 Richard Guenther <rguenther@suse.de>
19567 PR tree-optimization/14847
19568 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19569 (recognize_bits_test): Use it.
19570 (recognize_single_bit_test): Likewise.
19572 2008-04-30 Martin Jambor <mjambor@suse.cz>
19574 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19575 instead of setting number of formal parameters to zero.
19576 (ipcp_init_stage): Do not set the number of actual parameters to zero
19578 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19579 which are called with variable number of arguments.
19580 (ipcp_insert_stage): Explicitely skipping all nodes which are
19581 called with variable number of arguments.
19582 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19583 number of parameters.
19585 * ipa-prop.h (struct ipa_node_params): Added flag
19586 called_with_var_arguments
19587 (ipa_set_param_count): Added. Changed sole setter to use it.
19588 (ipa_get_param_count): Added. All readers of param_count
19589 converted to use it instead.
19590 (ipa_set_called_with_variable_arg): Added.
19591 (ipa_is_called_with_var_arguments): Added.
19592 (ipa_get_ith_param): Added. All readers of param_decls converted
19594 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19596 (ipa_get_cs_argument_count): Added, all readers of argument_count
19598 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19601 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19602 (struct ipcp_lattice): Renamed cval_type to type
19603 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19605 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19606 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19607 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19608 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19609 (build_const_val): Changed the type of parameter cvalue to tree
19610 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19611 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19613 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19616 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19617 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19618 (ipa_add_method): Renamed to ipa_push_func_to_list
19619 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19620 (ipa_callsite_param_count): Removed.
19621 (ipa_callsite_param_count_set): Removed.
19622 (ipa_callsite_param): Removed.
19623 (ipa_callsite_callee): Removed.
19624 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19625 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19626 (ipa_method_formal_count): Removed.
19627 (ipa_method_formal_count_set): Removed.
19628 (ipa_method_get_tree): Removed.
19629 (ipa_method_tree_map_create): Removed.
19630 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19631 (ipa_create_param_decls_array): Creates the array itself
19632 (ipa_create_param_decls_array): Temporary variable info instead of
19633 a few dereferences.
19634 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19635 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19636 (get_type): Removed.
19637 (ipa_jf_get_info_type): Removed.
19638 (ipa_node_create): Renamed to ipa_create_node_params
19639 (ipa_free): Renamed to ipa_free_all_node_params
19640 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19641 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19642 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19643 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19644 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19645 ipa_free_all_edge_args
19646 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19647 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19648 (ipa_create_methodlist_node): Removed.
19649 (ipa_methodlist_method): Removed.
19650 (ipa_methodlist_method_set): Removed.
19651 (ipa_methodlist_next_method): Removed.
19652 (ipa_methodlist_next_method_set): Removed.
19653 (ipa_method_is_modified): Removed.
19654 (ipa_method_modify_create): Removed.
19655 (ipa_method_modify_init): Temporary variable info instead of a few
19657 (ipa_detect_param_modifications): Temporary variable info instead of
19658 a few dereferences.
19659 (ipa_compute_jump_functions): Temporary variable info instead of
19660 a few dereferences.
19661 (ipa_method_modify_set): Removed.
19662 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19663 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19664 than craph_node as the first parameter.
19665 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19666 (ipa_method_modify_init): Removed.
19667 (ipa_compute_jump_functions): Added a temp variable instead of
19668 repeatadly dereferencing the cgraph_edge.aux pointer
19669 (ipa_callsite_param_set_type): Removed.
19670 (ipa_compute_jump_functions): i renamed to index and moved to
19672 (ipa_callsite_param_set_info_type_formal): Removed.
19673 (ipa_callsite_param_set_info_type): Removed.
19674 (ipa_callsite_param_map_create): Removed.
19675 (ipa_callsite_tree): Removed.
19676 (ipa_callsite_caller): Removed.
19677 (ipa_pop_func_from_list): return_method removed to return_func
19679 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19680 prefixed all values with IPA_. Changed all users.
19681 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19682 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19683 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19684 (union parameter_info): Renamed to jump_func_value.
19685 (union jump_func_value): Renamed value to constant
19686 (struct ipa_jump_func): Renamed info_type to value
19687 (struct ipa_node): Renamed to ipa_node_params
19688 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19689 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19690 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19691 (struct ipa_edge): Renamed to ipa_edge_args
19692 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19693 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19694 (struct ipa_methodlist): Renamed to ipa_func_list
19695 (struct ipa_func_list): method_p renamed to node, next_method
19697 (ipa_methodlist_p): Removed, switched all users to struct pointer
19698 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19700 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19702 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19703 (rs6000_emit_epilogue): Use backchain to restore only when we
19704 have a large frame. Make use of frame pointer to restore if we
19705 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19707 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19709 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19710 Add mode to zero_extract.
19711 (sign bit tests peepholes): (Ditto.).
19713 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19715 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19716 Instructions in comments with SSE3.
19717 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19718 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19719 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19720 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19721 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19722 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19723 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19724 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19725 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19726 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19727 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19728 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19729 (bdesc_sse_args): Renamed to ...
19730 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19731 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19732 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19733 IX86_BUILTIN_FABSQ.
19734 (bdesc_1arg): Moved to ...
19735 (bdesc_args): Here.
19736 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19737 Instructions in comments with SSE3.
19738 (ix86_expand_sse_operands_builtin): Renamed to ...
19739 (ix86_expand_args_builtin): This. Updated.
19740 (ix86_expand_unop1_builtin): Update comments.
19741 (ix86_expand_builtin): Updated.
19743 2008-04-29 Richard Guenther <rguenther@suse.de>
19745 PR tree-optimization/36078
19746 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19747 Update virtual SSA form after cleaning up the CFG.
19749 2008-04-29 Richard Guenther <rguenther@suse.de>
19751 PR middle-end/15255
19752 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19754 2008-04-29 Richard Guenther <rguenther@suse.de>
19756 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19757 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19758 (compute_flow_insensitive_aliasing): Do not treat
19759 PTR_IS_REF_ALL pointers special.
19760 (get_smt_for): Likewise.
19761 (may_alias_p): Re-structure.
19762 (is_escape_site): A ref-all pointer conversion is not an escape site.
19763 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19764 PTR_IS_REF_ALL pointers special.
19765 * tree-ssa-structalias.h (struct alias_info): Remove
19766 ref_all_symbol_mem_tag field.
19767 (PTR_IS_REF_ALL): Remove.
19769 2008-04-29 Richard Guenther <rguenther@suse.de>
19771 PR middle-end/36077
19772 * fold-const.c (extract_muldiv_1): In combining division constants
19773 make sure to never overflow.
19775 2008-04-29 Nick Clifton <nickc@redhat.com>
19777 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19779 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19782 * optc-gen.awk: Work around HP-UX/IA awk bug.
19784 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19786 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19789 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19792 * config/i386/i386.md
19793 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19794 Change operand 1 predicate to nonimmediate_operand.
19796 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19799 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19801 * gengtype.c (walk_type, write_func_for_structure): Handle
19803 * doc/gty.texi: Document chain_circular.
19805 2008-04-28 Richard Guenther <rguenther@suse.de>
19807 PR tree-optimization/36066
19808 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19811 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19814 * config/i386/i386.md
19815 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19816 Use match_scratch instead of match_operand for operands 3 and 4.
19818 2008-04-27 Richard Guenther <rguenther@suse.de>
19820 PR tree-optimization/18754
19821 PR tree-optimization/34223
19822 * tree-pass.h (pass_complete_unrolli): Declare.
19823 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19824 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19825 Rewrite loop into loop closed SSA form if it is not already.
19826 (tree_unroll_loops_completely): Re-structure to iterate over
19827 innermost loops with intermediate CFG cleanups.
19828 Unroll outermost loops only if requested or the code does not grow
19830 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19831 loops are available.
19832 (tree_vectorize): Instead do so here.
19833 (tree_complete_unroll): Also unroll outermost loops.
19834 (tree_complete_unroll_inner): New function.
19835 (gate_tree_complete_unroll_inner): Likewise.
19836 (pass_complete_unrolli): New pass.
19837 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19838 uses outside of the loop.
19839 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19840 form if it is available.
19841 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19842 * passes.c (init_optimization_passes): Schedule complete inner
19843 loop unrolling pass before the first CCP pass after final inlining.
19845 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19847 * targhooks.h (default_emutls_var_fields,
19848 default_emutls_var_init): Declare.
19849 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19850 * target.h (struct gcc_target): Add struct emutls member.
19851 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19852 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19853 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19854 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19855 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19856 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19857 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19858 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19859 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19860 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19861 emit debug information.
19862 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19863 * varasm.c: Include targhooks.h.
19864 (emutls_object_section, emutls_tmpl_section): New.
19865 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19866 (EMUTLS_SEPARATOR): New.
19867 (prefix_name): New.
19868 (get_emutls_object_name): New.
19869 (default_emutls_var_fields): New, broken out of ...
19870 (get_emutls_object_type): ... here. Adjust to use target hooks.
19871 (get_emutls_init_templ_addr): Adjust to use target hooks.
19872 (emutls_decl): Adjust to use target hooks.
19873 (emutls_finish): Likewise.
19874 (default_emutls_var_init): New, broken out of ...
19875 (assemble_variable): ... here. Adjust to use target hooks.
19876 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19877 SECCAT_EMUTLS_TMPL.
19878 * c-common.c (handle_section_attribute): Prevent overriding
19879 sections for emulated tls with special sections.
19880 * config/i386/i386.c (x86_64_elf_select_section): Add
19881 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19882 (x86_64_elf_unique_section): Likewise.
19883 * config/vxworks.c: Include tree.h.
19884 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19885 (vxworks_override_options): Set TLS scheme.
19886 * doc/tm.texi (Emulated TLS): New node.
19888 2008-04-26 Simon Baldwin <simonb@google.com>
19891 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19892 with propagated string constants.
19894 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19896 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19897 constraint for operand 2 when operand 0 is memory operand.
19898 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19899 operand 0 is memory operand.
19900 (fix_trunc<mode>_i387_with_temp): Ditto.
19901 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19902 operand 2 when operand 1 is memory operand.
19903 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19904 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19905 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19906 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19907 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19908 operands 2,3 and 4 when operand 1 is memory operand.
19909 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19911 (fistdi2_floor_with_temp): Ditto.
19912 (fist<mode>2_floor_with_temp): Ditto.
19913 (fistdi2_ceil_with_temp): Ditto.
19914 (fist<mode>2_ceil_with_temp): Ditto.
19915 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19917 2008-04-26 David Daney <ddaney@avtrex.com>
19919 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19921 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19922 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19923 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19924 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19925 (compare_and_swap_12): New insn.
19926 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19927 * config/mips/mips.c (mips_force_binary): New function.
19928 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19929 (mips_expand_compare_and_swap_12): New function.
19930 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19932 2008-04-25 Jan Hubicka <jh@suse.cz>
19935 * cfgexpand.c (pass_expand): Turn into RTL pass.
19936 * passes.c (execute_one_pass): Do pass typechecking after execution.
19937 * tree-pass.h (pass_expand): Turn into RTL pass.
19939 * function.h (struct rtl_data): Move here fields
19940 accesses_prior_frames, calls_eh_return, saves_all_registers,
19941 has_nonlocal_goto, has_asm_statement, is_thunk,
19942 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19943 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19944 arg_pointer_save_area_init from struct function; turn into bool.
19945 (struct function): Move
19946 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19947 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19948 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19949 tail_call_emit, arg_pointer_save_area_init
19950 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19951 (current_function_returns_struct, current_function_returns_pcc_struct,
19952 current_function_calls_setjmp, current_function_calls_alloca,
19953 current_function_accesses_prior_frames,
19954 current_function_calls_eh_return, current_function_is_thunk,
19955 current_function_stdarg, current_function_profile,
19956 current_function_limit_stack, current_function_uses_pic_offset_table,
19957 current_function_uses_const_pool, current_function_has_nonlocal_label,
19958 current_function_saves_all_registers,
19959 current_function_has_nonlocal_goto,
19960 current_function_has_asm_statement): Remove accesor macros.
19961 * ra-conflict.c (global_conflicts): Update.
19962 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19963 (suitable_for_tail_call_opt_p): Update.
19964 * builtins.c (expand_builtin_return_addr): Update.
19965 (expand_builtin_setjmp_setup): Update.
19966 (expand_builtin_nonlocal_goto): Update.
19967 * final.c (final_start_function): Update.
19968 (profile_function): Update.
19969 (leaf_function_p): Update.
19970 (only_leaf_regs_used): Update.
19971 * df-scan.c (df_get_exit_block_use_set): Update.
19972 * dojump.c (clear_pending_stack_adjust): Update.
19973 * tree-stdarg.c (gate_optimize_stdarg): Update.
19974 * gimple-low.c (lower_function_body): Update.
19975 * global.c (compute_regsets): Update.
19976 (global_alloc): Update.
19977 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19978 * expr.c (expand_assignment): Update.
19979 * dse.c (dse_step0): Update.
19980 (dse_step1): Update.
19981 * c-decl.c (store_parm_decls): Update.
19982 * local-alloc.c (combine_regs): Update.
19983 (find_free_reg): Update.
19984 * function.c (assign_parms_augmented_arg_list): Update.
19985 (assign_parm_find_data_types): Update.
19986 (assign_parms): Update.
19987 (allocate_struct_function): Update.
19988 (expand_function_start): Update.
19989 (expand_function_end): Update.
19990 (get_arg_pointer_save_area): Update.
19991 (thread_prologue_and_epilogue_insns): Update.
19992 (rest_of_match_asm_constraints): Update.
19993 * stor-layout.c (variable_size): Update.
19994 * gcse.c (gcse_main): Update.
19995 (bypass_jumps): Update.
19996 * gimplify.c (gimplify_function_tree): Update.
19997 * calls.c (emit_call_1): Update.
19998 (expand_call): Update.
19999 * bt-load.c (compute_defs_uses_and_gen): Update.
20000 * except.c (sjlj_assign_call_site_values): Update.
20001 (sjlj_emit_function_enter): Update.
20002 (can_throw_external): Update.
20003 (set_nothrow_function_flags): Update.
20004 (expand_builtin_unwind_init): Update.
20005 (expand_eh_return): Update.
20006 (convert_to_eh_region_ranges): Update.
20007 (output_function_exception_table): Update.
20008 * emit-rtl.c (gen_tmp_stack_mem): Update.
20009 * cfgexpand.c (expand_used_vars): Update.
20010 (tree_expand_cfg): Update.
20011 * cfgcleanup.c (rest_of_handle_jump): Update.
20012 * explow.c (allocate_dynamic_stack_space): Update.
20013 * varasm.c (assemble_start_function): Update.
20014 (force_const_mem): Update.
20015 (mark_constant_pool): Update.
20016 * tree-optimize.c (tree_rest_of_compilation): Update.
20017 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20018 * tree-cfg.c (notice_special_calls): Update.
20019 (is_ctrl_altering_stmt): Update.
20020 (tree_can_make_abnormal_goto): Update.
20021 (tree_purge_dead_abnormal_call_edges): Update.
20022 * config/alpha/predicates.md: Update.
20023 * config/alpha/alpha.c (alpha_sa_mask): Update.
20024 (alpha_sa_size): Update.
20025 (alpha_does_function_need_gp): Update.
20026 (alpha_expand_prologue): Update.
20027 (alpha_start_function): Update.
20028 (alpha_output_function_end_prologue): Update.
20029 (alpha_expand_epilogue): Update.
20030 * config/frv/frv.c (frv_stack_info): Update.
20031 (frv_expand_epilogue): Update.
20032 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20033 (s390_register_info): Update.
20034 (s390_frame_info): Update.
20035 (s390_init_frame_layout): Update.
20036 (s390_can_eliminate): Update.
20037 (save_gprs): Update.
20038 * config/spu/spu.c (spu_split_immediate): Update.
20039 (need_to_save_reg): Update.
20040 (spu_expand_prologue): Update.
20041 (spu_expand_epilogue): Update.
20042 * config/sparc/sparc.md: Update.
20043 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20044 (sparc_tls_got): Update.
20045 (legitimize_pic_address): Update.
20046 (sparc_emit_call_insn): Update.
20047 (sparc_expand_prologue): Update.
20048 (output_return): Update.
20049 (print_operand): Update.
20050 (sparc_function_ok_for_sibcall): Update.
20051 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20052 * config/m32r/m32r.md: Update.
20053 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20054 (m32r_compute_frame_size): Update.
20055 (m32r_expand_prologue): Update.
20056 (m32r_expand_epilogue): Update.
20057 (m32r_legitimize_pic_address): Update.
20058 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20059 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20060 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20061 (gen_push): Update.
20062 (ix86_save_reg): Update.
20063 (ix86_compute_frame_layout): Update.
20064 (ix86_expand_prologue): Update.
20065 (ix86_expand_epilogue): Update.
20066 * config/sh/sh.c (output_stack_adjust): Update.
20067 (calc_live_regs): Update.
20068 (sh5_schedule_saves): Update.
20069 (sh_expand_prologue): Update.
20070 (sh_expand_epilogue): Update.
20071 (sh_setup_incoming_varargs): Update.
20072 (sh_allocate_initial_value): Update.
20073 (sh_get_pr_initial_val): Update.
20074 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20075 * config/sh/sh.md (label:): Update.
20076 * config/avr/avr.c (out_movhi_mr_r): Update.
20077 * config/crx/crx.h (enum): Update.
20078 * config/xtensa/xtensa.h (along): Update.
20079 * config/stormy16/stormy16.c Update.
20080 (xstormy16_compute_stack_layout): Update.
20081 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20082 (fr30_expand_prologue): Update.
20083 * config/cris/cris.c (cris_conditional_register_usage): Update.
20084 (cris_reg_saved_in_regsave_area): Update.
20085 (cris_initial_frame_pointer_offset): Update.
20086 (cris_simple_epilogue): Update.
20087 (cris_expand_prologue): Update.
20088 (cris_expand_epilogue): Update.
20089 (cris_expand_pic_call_address): Update.
20090 (cris_asm_output_symbol_ref): Update.
20091 (cris_asm_output_label_ref): Update.
20092 * config/cris/cris.md Update.
20093 * config/iq2000/iq2000.c (compute_frame_size): Update.
20094 (iq2000_expand_epilogue): Update.
20095 * config/mt/mt.h (save_direction): Update.
20096 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20097 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20098 (ia64_secondary_reload_class): Update.
20099 * config/m68k/m68k.c (m68k_save_reg): Update.
20100 (m68k_expand_prologue): Update.
20101 (m68k_expand_epilogue): Update.
20102 (legitimize_pic_address): Update.
20103 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20104 (first_reg_to_save): Update.
20105 (first_altivec_reg_to_save): Update.
20106 (compute_vrsave_mask): Update.
20107 (compute_save_world_info): Update.
20108 (rs6000_stack_info): Update.
20109 (spe_func_has_64bit_regs_p): Update.
20110 (rs6000_ra_ever_killed): Update.
20111 (rs6000_emit_eh_reg_restore): Update.
20112 (rs6000_emit_allocate_stack): Update.
20113 (rs6000_emit_prologue): Update.
20114 (rs6000_emit_epilogue): Update.
20115 (rs6000_output_function_epilogue): Update.
20116 (output_profile_hook): Update.
20117 (rs6000_elf_declare_function_name): Update.
20118 * config/rs6000/rs6000.h (rs6000_args): Update.
20119 * config/rs6000/rs6000.md: Update.
20120 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20121 * config/arc/arc.c (arc_output_function_epilogue): Update.
20122 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20123 * config/darwin.c (machopic_function_base_name): Update.
20124 * config/score/score3.c (score3_compute_frame_size): Update.
20127 (score3_epilogue): Update.
20128 * config/score/score7.c (score7_compute_frame_size): Update.
20129 (score7_prologue): Update.
20130 (score7_epilogue): Update.
20131 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20132 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20133 * config/arm/arm.c (use_return_insn): Update.
20134 (require_pic_register): Update.
20135 (arm_load_pic_register): Update.
20136 (arm_compute_save_reg0_reg12_mask): Update.
20137 (arm_compute_save_reg_mask): Update.
20138 (thumb1_compute_save_reg_mask): Update.
20139 (output_return_instruction): Update.
20140 (arm_output_function_prologue): Update.
20141 (arm_output_epilogue): Update.
20142 (arm_get_frame_offsets): Update.
20143 (arm_expand_prologue): Update.
20144 (thumb_pushpop): Update.
20145 (thumb_exit): Update.
20146 (thumb1_expand_prologue): Update.
20147 (thumb1_expand_epilogue): Update.
20148 (arm_unwind_emit): Update.
20149 (arm_output_fn_unwind): Update.
20150 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20151 * config/arm/arm.md: Update.
20152 * config/pa/pa.md: Update.
20153 * config/pa/pa.c (legitimize_pic_address): Update.
20154 (compute_frame_size): Update.
20155 (hppa_expand_prologue): Update.
20156 (hppa_expand_epilogue): Update.
20157 (borx_reg_operand): Update.
20158 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20159 (HARD_REGNO_RENAME_OK): Update.
20160 * config/mips/mips.c (mips_global_pointer): Update.
20161 (mips_save_reg_p): Update.
20162 (mips_compute_frame_info): Update.
20163 (mips_frame_pointer_required): Update.
20164 (mips_expand_prologue): Update.
20165 (mips_expand_epilogue): Update.
20166 (mips_can_use_return_insn): Update.
20167 (mips_reorg_process_insns): Update.
20168 * config/v850/v850.c (compute_register_save_size): Update.
20169 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20170 * config/mmix/mmix.c (along): Update.
20171 (mmix_expand_epilogue): Update.
20172 * config/bfin/bfin.c (legitimize_pic_address): Update.
20173 (must_save_p): Update.
20174 (stack_frame_needed_p): Update.
20175 (add_to_reg): Update.
20176 (bfin_expand_prologue): Update.
20177 * stmt.c (expand_asm_operands): Update.
20178 * reload1.c (reload): Update.
20179 (init_elim_table): Update.
20181 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20183 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20185 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20187 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20188 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20189 (mov<mode>): Removed.
20190 (*movv4sf_internal): Likewise.
20191 (*movv2df_internal): Likewise.
20193 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20195 * config.gcc (crx-*-elf): Remove deprecation.
20197 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20199 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20200 __gcc_deregister_frame with atexit.
20201 (deregister_frame_dtor): Remove.
20203 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20204 Nathan Sidwell <nathan@codesourcery.com>
20206 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20208 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20209 (rs6000_isel): Likewise.
20210 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20211 (rs6000_isel): New variable.
20212 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20214 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20217 * c-common.c (handle_vector_size_attribute): Call
20218 lang_hooks.types.reconstruct_complex_type instead of
20219 reconstruct_complex_type.
20220 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20221 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20222 * langhooks.h (struct lang_hooks_for_types): Add
20223 reconstruct_complex_type hook.
20224 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20225 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20227 2008-04-24 Richard Guenther <rguenther@suse.de>
20229 * c-common.h (check_builtin_function_arguments): Declare.
20230 * c-common.c (validate_nargs): New function.
20231 (check_builtin_function_arguments): Likewise.
20232 * c-typeck.c (build_function_call): Call
20233 check_builtin_function_arguments.
20234 * builtins.c (fold_builtin_classify): Remove error reporting code.
20235 (fold_builtin_unordered_cmp): Likewise.
20236 (fold_builtin_1): Likewise.
20237 (fold_builtin_n): Likewise.
20239 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20241 PR tree-optimization/36008
20242 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20243 the original op1, rather than delta by step.
20245 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20246 Sebastian Pop <sebastian.pop@amd.com>
20248 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20249 eliminate_local_variables_stmt, eliminate_local_variables,
20250 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20251 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20252 of code delimited by two edges in the CFG.
20253 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20254 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20255 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20256 the case of parallelisation of reductions.
20257 (expr_invariant_in_region_p): New.
20259 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20260 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20262 2008-04-24 Ira Rosen <irar@il.ibm.com>
20263 Richard Guenther <rguenther@suse.de>
20265 PR tree-optimization/36034
20266 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20267 incapable of dealing with loads with gaps.
20269 2008-04-24 Rafael Espíndola <espindola@google.com>
20271 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20272 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20273 vrp_evaluate_conditional.
20274 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20275 (vrp_evaluate_conditional): Split the cond argument.
20276 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20277 (simplify_stmt_for_jump_threading): Update call to
20278 vrp_evaluate_conditional.
20280 2008-04-24 Ira Rosen <irar@il.ibm.com>
20282 PR tree-optimization/35982
20283 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20284 interleaved data-refs are of the same type.
20286 2008-04-24 Danny Smith <dannysmith@users.net>
20288 * c-format.c (check_format_info_main): Use strncmp rather than a
20289 magic prefix to handle multichar length specs.
20290 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20291 Don't prefix "I64" and "I32" with '\0'.
20293 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20296 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20297 in registers for -m32 only if stdarg_p (fntype).
20299 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20301 PR rtl-optimization/36006
20302 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20303 temp to op0 in order to avoid invalid rtx sharing.
20305 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20307 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20308 check TREE_INVARIANT.
20309 * tree-gimple.c (is_gimple_address): New.
20310 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20311 * tree-gimple.h (is_gimple_address): New.
20312 * tree.h (decl_address_invariant_p): New.
20313 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20314 (build_string): Likewise.
20315 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20316 (tree_invariant_p_1): Likewise.
20317 (save_expr): Use it.
20318 (tree_invariant_p): New.
20319 (skip_simple_arithmetic): Use it.
20320 (stabilize_reference_1): Use it.
20321 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20323 (build1_stat): Drop code to compute TREE_INVARIANT.
20324 (build2_stat): Drop code to compute TREE_INVARIANT.
20325 (build3_stat): Drop code to compute TREE_INVARIANT.
20326 (build4_stat): Drop code to compute TREE_INVARIANT.
20327 (build5_stat): Drop code to compute TREE_INVARIANT.
20328 (build7_stat): Drop code to compute TREE_INVARIANT.
20329 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20330 * tree.h (struct tree_base): Remove invariant_flag.
20331 (TREE_INVARIANT): Remove.
20332 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20333 (fold_builtin_expect): Check TREE_CONSTANT.
20334 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20335 * c-tree.h (c_expr_to_decl): Drop third parameter.
20336 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20337 (build_c_cast): Don't set TREE_INVARIANT.
20338 (pop_init_level): Don't set TREE_INVARIANT.
20339 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20340 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20342 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20343 (gimplify_addr_expr): Adjust comment.
20344 * tree-mudflap.c (mf_build_string):
20345 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20346 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20347 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20348 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20349 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20350 * langhooks.h (struct lang_hooks): Drop third parameter from
20353 2008-04-23 Richard Guenther <rguenther@suse.de>
20355 PR tree-optimization/27799
20356 PR tree-optimization/32921
20357 PR tree-optimization/32624
20358 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20359 SMTs aliases and the tag itself into the solution.
20360 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20361 merge the points-to solution back into the SMT aliases.
20362 (may_alias_p): Use alias_set_subset_of instead of
20363 aliases_conflict_p. A pointer which points to
20364 memory with alias set zero may access any variable.
20366 2008-04-23 Richard Guenther <rguenther@suse.de>
20368 * alias.c (alias_set_subset_of): Correctly handle asking
20369 if zero is a subset of an alias set with zero child.
20370 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20371 (compute_flow_insensitive_aliasing): Correctly walk all
20372 pointers. Do not unnecessarily union sets.
20374 2008-04-23 Richard Guenther <rguenther@suse.de>
20376 PR middle-end/36021
20377 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20379 2008-04-22 Tomas Bily <tbily@suse.cz>
20381 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20383 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20385 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20386 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20387 * tree-inline.c (estimate_num_insns_1): Likewise.
20388 * varasm.c (const_hash_1, compare_constant, copy_constant)
20389 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20390 * emit-rtl.c (component_ref_for_mem_expr)
20391 (set_mem_attributes_minus_bitpos): Likewise.
20392 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20393 (is_aligning_offset): Likewise.
20394 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20395 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20396 * dojump.c (do_jump): Likewise.
20397 * builtins.c (get_pointer_alignment, get_memory_rtx)
20398 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20399 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20401 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20403 PR rtl-optimization/36017
20404 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20405 expanding the library call.
20407 2008-04-22 Ian Lance Taylor <iant@google.com>
20409 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20410 than size_in_bytes.
20412 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20414 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20415 of LR/CTR moves for Power6.
20417 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20419 PR middle-end/36003
20420 * passes.c (init_optimization_passes): Remove
20421 pass_fast_rtl_byte_dce.
20423 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20426 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20427 builtin functions to generate faster code.
20428 (_mm_cvtpu16_ps): Ditto.
20429 (_mm_cvtpi32x2_ps): Ditto.
20431 2008-04-22 Nick Clifton <nickc@redhat.com>
20433 * common.opt (ftree-loop-distribution): Add Optimization
20436 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20437 (frv_expand_builtin_va_start): Likewise.
20439 * config/arm/arm.c (thumb_find_work_register): Fix location of
20440 argument register count.
20442 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20444 Support scheduling for ColdFire V1 and V3 microarchitecture.
20445 Improve scheduling of multiplication instructions.
20447 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20448 (mac): New instruction attribute.
20449 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20450 (m68k_sched_mac): New variable.
20451 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20452 Handle cfv1 and cfv3.
20453 (max_insn_size): New static variable.
20454 (struct _sched_ib): New type.
20455 (sched_ib): New static variable.
20456 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20457 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20458 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20460 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20461 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20462 new variables. Update.
20463 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20464 Add modeling of cfv3 instruction buffer. Update.
20465 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20466 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20467 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20468 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20469 a particular reservation applies to.
20470 (type2): Reorganize attribute values. Rename alu to alu_reg,
20471 alu_l to alu, move_l to omove. Join move to alu. Split mul
20472 to mul_l and mul_w.
20473 (cf_ib_*): Simplify description of instruction buffer.
20474 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20475 (cf_mem): Split into cf_mem1 and cf_mem2.
20476 (cf_v2_move_??): Rename to cfv12_alu_??.
20477 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20478 (cf_v2_mul_??): Remove reservations.
20479 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20480 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20481 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20483 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20484 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20485 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20486 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20487 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20488 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20489 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20490 expansions of the above reservations for instructions of sizes
20493 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20495 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20497 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20499 * coverage.c: Include tree-pass.h.
20500 (coverage_counter_alloc): Print da_file_name to the dump file.
20502 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20504 * sbitmap.c (sbitmap_range_empty_p): New function.
20505 * sbitmap.h (sbitmap_range_empty_p): New function.
20506 * bitmap.h: Now includes obstack.h.
20508 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20509 Kenneth Zadeck <zadeck@naturalbridge.com>
20511 * dbgcnt.def (ra_byte_scan): Added.
20512 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20513 when the last hit happens for a counter.
20514 * timevar.def (TV_DF_BYTE_LR): New variable.
20515 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20516 * passes.c (pass_fast_rtl_byte_dce): New pass.
20517 * fwprop.c (update_df): Added mode to call df_ref_create.
20518 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20519 DF_REF_EXTRACT_OFFSET.
20520 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20521 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20523 (df_ref_extract): Added mode field.
20524 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20525 DF_REF_EXTRACT_OFFSET.
20526 (DF_REF_EXTRACT_MODE): New macro.
20527 (df_byte_lr_bb_info): New structure.
20528 (df_print_byte_regset, df_compute_accessed_bytes,
20529 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20530 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20531 df_byte_lr_simulate_uses,
20532 df_byte_lr_simulate_artificial_refs_at_top,
20533 df_byte_lr_simulate_artificial_refs_at_end,
20534 df_compute_accessed_bytes): New function.
20535 (df_ref_create): Add parameter.
20536 (df_byte_lr_get_bb_info): New inline function.
20537 * df-scan.c (df_ref_record, df_uses_record,
20538 df_ref_create_structure): Added mode parameter.
20539 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20540 df_defs_record, df_uses_record, df_get_conditional_uses,
20541 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20542 df_entry_block_defs_collect, df_exit_block_uses_collect):
20543 Added mode parameter to calls to df_ref_record, df_uses_record,
20544 df_ref_create_structure.
20545 (df_ref_equal_p, df_ref_compare): Added test for modes.
20546 (df_ref_create_structure): Added code to set mode. Renamed
20547 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20548 DF_REF_EXTRACT_OFFSET.
20549 * df-core.c (df_print_byte_regset): New function.
20550 * df-byte-scan.c: New file.
20551 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20552 calls to BITMAP_FREE.
20553 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20554 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20555 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20556 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20557 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20558 df_byte_lr_local_compute, df_byte_lr_init,
20559 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20560 df_byte_lr_transfer_function, df_byte_lr_free,
20561 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20562 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20563 df_byte_lr_simulate_uses,
20564 df_byte_lr_simulate_artificial_refs_at_top,
20565 df_byte_lr_simulate_artificial_refs_at_end): New function.
20566 * dce.c (byte_dce_process_block): New function.
20567 (dce_process_block): au is now passed in rather than computed
20568 locally. Changed loops that look at artificial defs to not look
20569 for conditional or partial ones, because there never are any.
20570 (fast_dce): Now is able to drive byte_dce_process_block or
20571 dce_process_block depending on the kind of dce being done.
20572 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20573 (rest_of_handle_fast_byte_dce): New function.
20574 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20575 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20577 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20580 * gcc.h: Added fortran options that take arguments to
20581 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20584 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20586 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20587 scalarization if on the LHS and not a full access.
20589 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20591 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20593 2008-04-18 Rafael Espíndola <espindola@google.com>
20595 * tree-vrp.c (find_case_label_index): Fix the binary search.
20596 (find_case_label_range): New.
20597 (vrp_visit_switch_stmt): Use find_case_label_range.
20598 (simplify_switch_using_ranges): Use find_case_label_range.
20600 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20602 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20603 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20605 2008-04-18 Tom Tromey <tromey@redhat.com>
20608 * doc/cpp.texi (Implementation-defined behavior): Mention
20611 2008-04-18 Ian Lance Taylor <iant@google.com>
20613 * fold-const.c (pointer_may_wrap_p): New static function.
20614 (fold_comparison): Add another test for pointer overflow. Use
20615 pointer_may_wrap_p to disable some false positives.
20617 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20619 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20620 (fname_as_string): Match updated cpp_interpret_string prototype.
20621 (fix_string_type): Support char16_t* and char32_t*.
20622 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20623 derivative) nodes. Register as builtin if C++0x.
20624 (c_parse_error): Support CPP_CHAR{16,32}.
20625 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20626 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20627 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20628 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20629 CTI_CHAR32_ARRAY_TYPE>: New elements.
20630 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20631 char32_type_node, signed_char32_type_node, char16_array_type_node,
20632 char32_array_type_node): New defines.
20633 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20634 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20635 (lex_string): Support CPP_STRING{16,32}, match updated
20636 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20637 (lex_charconst): Support CPP_CHAR{16,32}.
20638 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20639 and CPP_STRING{16,32}.
20641 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20644 * aclocal.m4: Regenerate.
20645 * configure: Regenerate.
20647 2008-04-18 Jan Hubicka <jh@suse.cz>
20649 * except.c (dw2_size_of_call_site_table,
20650 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20652 * cgraphbuild.c (build_cgraph_edges): Update.
20653 * tree-pass.h: Update comment.
20654 * final.c (leaf_function_p): Update.
20655 (leaf_renumber_regs): Update.
20656 (rest_of_clean_state): Update.
20657 * omp-low.c (expand_omp_parallel): Update.
20658 * ipa-reference.c (analyze_function): Update.
20659 * reorg.c (find_end_label): Update.
20660 (optimize_skip): Update.
20661 (fill_simple_delay_slots): Update.
20662 (fill_simple_delay_slots): Update.
20663 (make_return_insns): Update.
20664 (dbr_schedule): Update.
20665 * gimple-low.c (record_vars_into): Update.
20666 * cfgbuild.c (make_edges): Update.
20667 * function.c (assign_stack_local): Update.
20668 (assign_parm_adjust_stack_rtl): Update.
20669 (locate_and_pad_parm): Update.
20670 (allocate_struct_function): Do not initialize stack_alignment_needed
20671 and preferred_stack_boundary here.
20672 (stack_protect_prologue): Update.
20673 (stack_protect_epilogue): Update.
20674 (expand_function_start): Initialize stack_alignment_needed,
20675 preferred_stack_boundary and max_jumptable_ents.
20676 (expand_function_end): Update.
20677 (free_after_compilation): Do not NULLify epilogue_delay_list.
20678 * function.h (struct rtl_data): Add stack_protect_guard,
20679 stack_alignment_needed,
20680 preferred_stack_boundary, epilogue_delay_list.
20681 (struct function): Remove value_histograms, stack_alignment_needed,
20682 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20684 unexpanded_var_list, stack_protect_guard.
20685 (current_function_epilogue_delay_list): Remove.
20686 * ipa-type-escape.c (analyze_function): Update.
20687 * gimplify.c (pop_gimplify_context): Update comment.
20688 * calls.c (expand_call): Update.
20689 (emit_library_call_value_1): Update.
20690 * except.c (set_nothrow_function_flags): Update.
20691 * cfgexpand.c (get_decl_align_unit): Update.
20692 (create_stack_guard): Update.
20693 (estimated_stack_frame_size): Update.
20694 (expand_used_vars): Update.
20695 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20696 * explow.c (allocate_dynamic_stack_space): Update.
20697 * tree-ssa-live.c (remove_unused_locals): Update.
20698 * varasm.c (mark_constant_pool): Update.
20699 * tree-inline.c (remap_decls): Update.
20700 (initialize_cfun): Update.
20701 (declare_return_variable): Update.
20702 (inline_forbidden_p): Update.
20703 (expand_call_inline): Update.
20704 (declare_inline_vars): Update.
20705 (tree_function_versioning): Update.
20706 * tree-flow.h (value_histograms): New.
20707 (VALUE_HISTOGRAMS): New macro.
20708 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20710 * tree-cfg.c (set_bb_for_stmt): Update.
20711 (replace_by_duplicate_decl): Update.
20712 (move_block_to_fn): Update.
20713 (new_label_mapper): Update.
20714 (dump_function_to_file): Update.
20715 * ipa-struct-reorg.c (build_data_structure): Update.
20716 * cfgrtl.c (print_rtl_with_bb): Update.
20717 * reload1.c (reload): Update.
20719 * config/i386/i386.c (setup_incoming_varargs_64,
20720 ix86_compute_frame_layout): Update.
20721 * config/arc/arc.c (arc_output_function_epilogue): Update.
20723 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20725 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20726 for FreeBSD as well.
20727 * gthr-posix95.h: Likewise.
20729 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20731 PR rtl-optimization/35838
20732 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20733 out the byte offset of the first subreg.
20735 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20737 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20738 to split_ti instead of three separate calls with single member arrays.
20739 (subti3 splitter): Ditto.
20740 (adddi3 splitter): Ditto with split_di.
20741 (subdi3 splitter): Ditto.
20742 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20743 two separate calls with single member arrays. Swap match_dup
20744 operands 1 and 2 to better fit into the array.
20745 (negdi2 splitter): Ditto with split_di.
20746 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20747 two separate calls with single member arrays. Swap match_dup operands
20748 6 and 7 to better fit into the array.
20750 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20752 * config/i386/i386.c (sse_builtin_type): New.
20753 (bdesc_sse_args): Likewise.
20754 (bdesc_sse_3arg): Removed.
20755 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20756 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20757 IX86_BUILTIN_ROUNDPS.
20758 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20759 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20760 IX86_BUILTIN_ROUNDPS.
20761 (ix86_expand_sse_4_operands_builtin): Removed.
20762 (ix86_expand_sse_operands_builtin): New.
20763 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20764 and CODE_FOR_sse4_1_roundps.
20765 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20766 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20768 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20771 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20772 regs before frame pop when needed. If use_backchain_to_restore_sp
20773 then load backchain into a temp reg to restore vr and vrsave. Add
20774 code to restore vr after frame pop if possible.
20776 2008-04-17 Richard Guenther <rguenther@suse.de>
20778 * tree-vn.c (expressions_equal_p): Do not check type
20779 equality or compatibility before calling operand_equal_p.
20780 * fold-const.c (operand_equal_p): Check equivalence of
20781 integer constants before bailing out due to signedness or
20782 precision differences.
20783 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20784 spurious differences in type qualification. Ignore types
20785 for COMPONENT_REFs at all.
20787 2008-04-17 Christian Bruel <christian.bruel@st.com>
20789 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20790 msw_skip comparison.
20792 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20795 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20798 PR tree-optimization/35899
20799 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20800 rather than TREE_OPERAND.
20802 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20805 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20806 temporary registers. Change operand predicate to general_operand.
20807 (remainderxf3): Ditto.
20809 2008-04-16 Richard Guenther <rguenther@suse.de>
20811 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20812 * tree-affine.c (aff_combination_expand): Look through some
20815 2008-04-15 Doug Kwan <dougkwan@google.com>
20817 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20819 * tree-pretty-print.c (dump_generic_node): Ditto.
20820 * final.c (output_addr_const): Ditto.
20821 * dwarf2out.c (output_cfi): Ditto.
20822 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20823 * print-rtl.c (print_rtx): Ditto.
20824 * print-tree.c (print_node_brief, print_node): Ditto.
20825 * c-common.c (match_case_to_enum_1): Ditto.
20826 * sched-vis.c (print_value): Ditto.
20827 * config/i386/i386.c (print_operand): Cast to long unsigned int
20830 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20831 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20832 MS Windows VirtualProtect function.
20834 2008-04-15 Jan Hubicka <jh@suse.cz>
20836 * gengtype.c (write_root): Param_is argument is OK.
20837 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20838 * function.h: Include varray.h
20839 (rtl_eh): New stucture based on except.c one.
20840 (call_site_record): New forward declaration and vector type.
20841 * calls.c (emit_call_1): Do not call
20842 note_current_region_may_contain_throw.
20843 * except.c (eh_status): Remove cur_region, try_region since they are
20845 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20846 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20847 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20848 Remove call_site_data_used, call_site_data_size.
20849 Turn call_site_record into vector in function.h.
20850 (note_current_region_may_contain_throw): Remove.
20851 (get_exception_pointer, get_exception_filter): Do not take struct
20852 function argument; update.
20853 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20854 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20855 build_post_landing_pads, dw2_build_landing_pads,
20856 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20857 sjlj_emit_function_enter, sjlj_emit_function_enter,
20858 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20859 sjlj_build_landing_pads, finish_eh_generation,
20860 remove_exception_handler_label, remove_eh_handler,
20861 maybe_remove_eh_handler, add_reachable_handler,
20862 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20863 add_action_record, collect_one_action_chain, add_call_site,
20864 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20865 sjlj_output_call_site_table, output_function_exception_table,
20866 * except.h (note_current_region_may_contain_throw): Remove
20867 (get_exception_pointer, get_exception_filter): Do not take struct
20869 * Makefile.in (GTFILES): Put varargs before struct function.
20871 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20873 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20874 punt for STRING_CST.
20875 (get_constraint_for): Deal with STRING_CST here instead.
20877 2008-04-15 Richard Guenther <rguenther@suse.de>
20879 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20880 statements in a basic-block with a backward walk. Do not
20881 substitute into dead statements but instead remove those.
20883 2008-04-15 Richard Guenther <rguenther@suse.de>
20885 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20886 to zero, thus disable creation of SFTs.
20888 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20890 * tree-predcom.c (suitable_reference_p): Return false if the
20891 reference can throw.
20893 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20896 * c-decl.c (finish_decl): If extern or static var has variable
20897 size, set TREE_TYPE (decl) to error_mark_node.
20899 2008-04-15 Rafael Espíndola <espindola@google.com>
20901 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20904 2008-04-15 Richard Guenther <rguenther@suse.de>
20906 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20907 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20908 (visit_reference_op_load): Do walk vuse-vdef chains on
20909 vn_reference_lookup.
20910 (visit_reference_op_store): But do not here.
20911 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20912 vn_reference_lookup.
20913 (vn_lookup_with_vuses): But do so here.
20915 2008-04-14 Ian Lance Taylor <iant@google.com>
20917 * fold-const.c (fold_overflow_warning): Remove assertion.
20919 2008-04-15 Ben Elliston <bje@au.ibm.com>
20921 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20922 temp1 local variables.
20924 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20927 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20928 ".text.unlikely" section as executable.
20930 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20932 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20933 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20934 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20935 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20936 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20937 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20938 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20940 2008-04-14 Ian Lance Taylor <iant@google.com>
20942 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20943 * fold-const.c (fold_comparison): If appropriate, test
20944 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20945 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20946 reassociating a pointer type.
20947 * doc/invoke.texi (Optimize Options): Document that
20948 -fstrict-overflow applies to pointer wraparound.
20950 2008-04-13 Jan Hubicka <jh@suse.cz>
20952 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20954 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20956 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20957 we are going to "save the world".
20959 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20961 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20962 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20963 operand 0 constraint, not "=".
20965 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20967 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20969 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20971 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20972 of size of positions_needed * CHAR_BIT.
20974 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20976 PR middle-end/35897
20977 * dse.c (store_info): Change positions_needed to unsigned
20979 (lowpart_bitmask): New.
20980 (record_store): Cast to unsigned HOST_WIDE_INT for
20981 positions_needed. Assert width <= size of positions_needed *
20982 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20983 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20984 lowpart_bitmask to set mask.
20986 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20988 * config/bfin/constraints.md: New file.
20989 * config/bfin/bfin.md: Include it.
20990 (adddi3): Use satisfies_constraint functions instead of the old macros.
20991 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20992 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20993 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20994 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20995 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20996 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20997 EXTRA_CONSTRAINT): Delete.
20998 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20999 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21001 * config/bfin/bfin.c: Include "tm-constrs.h".
21002 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21003 Use satisfies_constraint functions instead of the old macros.
21004 * doc/md.texi (Blackfin Constraints): Update file name reference.
21006 2008-04-11 Richard Guenther <rguenther@suse.de>
21008 PR tree-optimization/35869
21009 * tree-vrp.c (execute_vrp): Move switch statement update after
21010 jump threading. Schedule another cfg cleanup run.
21012 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21015 * attribs.c (decl_attributes): Return early on errorneous node.
21017 2008-04-10 Oleg Ryjkov <olegr@google.com>
21019 * tree.h (struct tree_base): Added a new flag default_def_flag.
21020 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21022 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21024 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21026 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21029 * pa.md: Define mode iterator P. Define mode attribute dwc.
21030 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21031 (icacheflush): Likewise.
21032 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21033 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21035 2008-04-11 Ben Elliston <bje@au.ibm.com>
21037 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21039 2008-04-10 Rafael Espíndola <espindola@google.com>
21041 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21042 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21043 (extract_range_from_expr): The same.
21045 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21047 * config/mips/mips.md (GPR2): New mode iterator.
21048 (seq): Add comment.
21049 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21050 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21051 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21052 Rewrite these to take two modes, the mode of comparison and the
21053 mode of the destination.
21054 * config/mips/mips.c (mips_expand_scc): Instead of having
21055 paradoxical subreg as destination, expand "narrowing" scc if mode
21056 of comparison is SI and target is requested in DI mode.
21057 (mips_emit_int_order_test): Update comment. Make mode of
21058 comparison match CMP0 rather than TARGET. When creating inverse
21059 target use mode of TARGET.
21061 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21063 * gcov-dump.c (tag_summary): Only print summaries for the first
21064 GCOV_COUNTERS_SUMMABLE counters.
21066 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21068 * config/i386/i386.md (absneg): New code iterator.
21069 (absnegprefix): New code attribute.
21070 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21071 patterns using absneg code iterator.
21072 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21073 using absneg code iterator.
21074 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21075 *neg<mode>2 patterns using absneg code iterator.
21076 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21077 *negextendsfdf2 patterns using absneg code iterator.
21078 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21079 *negextendsfxf2 patterns using absneg code iterator.
21080 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21081 *negextendsfdf2 patterns using absneg code iterator.
21082 * config/i386/sse.md (<code><mode>2): Macroize expander from
21083 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21085 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21087 * config/s390/s390.h: Remove the remains of the recent search
21088 & replace action of current_function_outgoing_args_size.
21090 2008-04-10 Ira Rosen <irar@il.ibm.com>
21092 PR tree-optimization/35821
21093 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21094 NEW_STMT_LIST is not NULL.
21096 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21099 * toplev.c (process_options): Remove -ffunction-sections debugging
21102 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21104 PR middle-end/PR28690
21105 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21106 than gen_rtx_fmt_ee to perform more canonicalizations.
21108 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21111 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21113 2008-04-09 Richard Guenther <rguenther@suse.de>
21115 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21116 (dump_function_to_file): Dump function arguments with types.
21118 2008-04-08 Richard Guenther <rguenther@suse.de>
21120 * fold-const.c (fold_widened_comparison): Do not allow
21121 sign-changes that change the result.
21123 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21126 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21127 kinds of indirect references.
21129 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21131 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21132 GNU Fortran language string.
21134 2008-04-08 Rafael Espíndola <espindola@google.com>
21136 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21137 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21138 * tree.h (tree_call_nonnegative_warnv_p): New.
21140 2008-04-08 Jan Hubicka <jh@suse.cz>
21142 * function.c (free_after_compilation): Clear out regno_reg_rtx
21145 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21148 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21150 PR middle-end/PR28690
21151 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21152 same precedence as REG_POINTER and MEM_POINTER operands.
21154 2008-04-08 Richard Guenther <rguenther@suse.de>
21156 PR middle-end/35834
21157 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21158 for adding index to base.
21160 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21162 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21163 (MINGW_ENABLE_EXECUTE_STACK): New.
21164 (IN_LIBGCC2): For libgcc include windows.h file for
21165 function declarations.
21167 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21169 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21170 and tem2 if tem1 is not a REG or MULT.
21172 2008-04-08 Jan Hubicka <jh@suse.cz>
21174 * function.h (incomming_args): Break out of struct function.
21175 (function_subsections): Break out of struct function.
21176 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21177 return_rtx and hard_reg_initial_vals from struct function.
21178 Kill inl_max_label_num.
21179 (current_function_pops_args, current_function_args_info,
21180 current_function_args_size, current_function_args_size,
21181 current_function_pretend_args_size,
21182 current_function_outgoing_args_size,
21183 current_function_internal_arg_pointer, current_function_return_rtx):
21184 Kill compatibility accestor macros.
21185 * builtins.c (expand_builtin_apply_args_1): Update.
21186 (expand_builtin_next_arg): Update.
21187 * df-scan.c (df_get_call_refs): Update.
21188 * dbxout.c (dbxout_function_end): Update.
21189 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21190 (output_line_info): Update.
21191 (secname_for_decl): Update.
21192 (dwarf2out_var_location): Update.
21193 * function.c (free_after_compilation): Update.
21194 (assign_parm_find_stack_rtl): Update.
21195 (assign_parms): Update.
21196 (expand_dummy_function_end): Update.
21197 (expand_function_end): Update.
21198 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21199 (expand_call): Update.
21200 (emit_library_call_value_1): Update.
21201 (store_one_arg): Update.
21202 * varasm.c (initialize_cold_section_name): Update.
21203 (unlikely_text_section): Update.
21204 (unlikely_text_section_p): Update.
21205 (assemble_start_function): Update.
21206 (assemble_end_function): Update.
21207 (default_section_type_flags): Update.
21208 (switch_to_section): Update.
21209 * integrate.c (set_decl_abstract_flags): Update.
21210 (get_hard_reg_initial_val): Update.
21211 (has_hard_reg_initial_val): Update.
21212 (allocate_initial_values): Update.
21213 * resource.c (init_resource_info): Update.
21214 * config/alpha/alpha.c (NUM_ARGS): Update.
21215 (direct_return): Update.
21216 (alpha_va_start): Update.
21217 (alpha_sa_size): Update.
21218 (alpha_initial_elimination_offset): Update.
21219 (alpha_expand_prologue): Update.
21220 (alpha_start_function): Update.
21221 (alpha_expand_epilogue): Update.
21222 (unicosmk_initial_elimination_offset):
21223 * config/alpha/alpha.md (call expander): Update.
21224 * config/s390/s390.c (s390_register_info): Update.
21225 (s390_register_info): Update.
21226 (s390_frame_info): Update.
21227 (s390_initial_elimination_offset): Update.
21228 (s390_build_builtin_va_list): Update.
21229 (s390_va_start): Update.
21230 * config/spu/spu.c (direct_return): Update.
21231 (spu_expand_prologue): Update.
21232 (spu_initial_elimination_offset): Update.
21233 (spu_build_builtin_va_list): Update.
21234 (spu_va_start): Update.
21235 * config/sparc/sparc.c (sparc_init_modes): Update.
21236 (sparc_compute_frame_size): Update.
21237 (function_value): Update.
21238 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21239 * config/i386/i386.md (return expander): Update.
21240 * config/i386/i386.c (ix86_va_start): Update.
21241 (ix86_can_use_return_insn_p): Update.
21242 (ix86_compute_frame_layout): Update.
21243 (ix86_expand_epilogue): Update.
21244 * config/sh/sh.c (output_stack_adjust): Update.
21245 (calc_live_regs): Update.
21246 (sh_expand_prologue): Update.
21247 (sh_builtin_saveregs): Update.
21248 (sh_va_start): Update.
21249 (initial_elimination_offset): Update.
21250 (sh_allocate_initial_value): Update.
21251 (sh_function_ok_for_sibcall): Update.
21252 (sh_get_pr_initial_val): Update.
21253 * config/sh/sh.md (return expander): Update.
21254 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21255 * config/crx/crx.c (crx_compute_frame): UPdate.
21256 (crx_initial_elimination_offset): UPdate.
21257 * config/xtensa/xtensa.c (compute_frame_size): Update
21258 (xtensa_builtin_saveregs): Update.
21259 (xtensa_va_start): Update.
21260 (order_regs_for_local_alloc): Update.
21261 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21262 (xstormy16_expand_builtin_va_start): Update.
21263 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21264 * config/m68hc11/m68hc11.md (return expanders): Update.
21265 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21266 (expand_epilogue): Update.
21267 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21268 (cris_simple_epilogue): Update.
21269 (cris_expand_prologue): Update.
21270 (cris_expand_epilogue): Update.
21271 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21272 (compute_frame_size): Update.
21273 * config/mt/mt.c (mt_compute_frame_size): Update.
21274 * config/mn10300/mn10300.c (expand_prologue): Update.
21275 (expand_epilogue): Update.
21276 (initial_offset): Update.
21277 (mn10300_builtin_saveregs):
21278 * config/mn10300/mn10300.md (return expander): Update.
21279 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21280 (ia64_initial_elimination_offset): Update.
21281 (ia64_initial_elimination_offset): Update.
21282 (ia64_expand_prologue): Update.
21283 * config/m68k/m68k.md (return expander): Update.
21284 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21285 (rs6000_stack_info): Update.
21286 * config/mcore/mcore.c (layout_mcore_frame): Update.
21287 (mcore_expand_prolog): Update.
21288 * config/arc/arc.c (arc_compute_frame_size): Update.
21289 * config/score/score3.c (score3_compute_frame_size): Update.
21290 * config/score/score7.c (score7_compute_frame_size): Update.
21291 * config/arm/arm.c (use_return_insn): Update.
21292 (thumb_find_work_register): Update.
21293 (arm_compute_save_reg_mask): Update.
21294 (arm_output_function_prologue): Update.
21295 (arm_output_epilogue): Update.
21296 (arm_size_return_regs): Update.
21297 (arm_get_frame_offsets): Update.
21298 (arm_expand_prologue): Update.
21299 (thumb_exit): Update.
21300 (thumb_unexpanded_epilogue): Update.
21301 (thumb1_output_function_prologue): Update.
21302 * config/pa/pa.md (return expander): Update.
21303 * config/pa/pa.c (compute_frame_size): Update.
21304 (hppa_builtin_saveregs): Update.
21305 * config/mips/mips.c (mips_va_start): Update.
21306 (mips16_build_function_stub): Update.
21307 (mips_compute_frame_info): Update.
21308 (mips_restore_gp): Update.
21309 (mips_output_function_prologue): Update.
21310 (mips_expand_prologue): Update.
21311 * config/v850/v850.c (compute_frame_size): Update.
21312 (expand_prologue): * config/mmix/mmix.c (along): update.
21313 (mmix_initial_elimination_offset): update.
21314 (mmix_reorg): update.
21315 (mmix_use_simple_return): update.
21316 (mmix_expand_prologue): update.
21317 (mmix_expand_epilogue): Update.
21318 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21319 (emit_link_insn): Update.
21321 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21323 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21324 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21326 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21329 2008-04-07 Jan Hubicka <jh@suse.cz>
21331 * function.h (rtl): Rename to x_rtl.
21332 (crtl): New define.
21333 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21334 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21335 used_temp_slots avail_temp_slots, temp_slot_level,
21336 nonlocal_goto_handler_labels): Update accesstors.
21337 (rtl): New global variable.
21338 (struct function): Move some fileds to rtl_data.
21339 (get_arg_pointer_save_area): Update prototype.
21340 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21341 get_arg_pointer_save_area.
21342 * expr.c (init_expr): Update
21343 * function.c (get_frame_size): Update
21344 (assign_stack_local): Update
21345 (expand_function_end): Update.
21346 (get_art_pointer_save_area): Update
21348 * emit-rtl.c (rtl): Declare.
21349 (regno_reg_rtx): Declare.
21350 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21352 (gen_reg_rtx): Update.
21353 * varasm.c (n_deferred_constatns): Update accestor.
21354 (init_varasm_status): Do not allocate varasm_status.
21355 (force_const_mem, get_pool_size, output_constant_pool): Update.
21356 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21357 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21358 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21359 * sparc/sparc.h (INIT_EXPANDERS): Update.
21360 * ia64/ia64.h (INIT_EXPANDERS): Update.
21362 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21364 * reload.c (push_secondary_reload): Add missing break to for loop.
21366 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21368 PR middle-end/PR28690
21369 * rtlanal.c: Update copyright years.
21370 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21371 as REG_POINTER and MEM_POINTER operands.
21372 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21373 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21374 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21375 * gcse.c: Update copyright years.
21376 (pre_delete): Call gen_reg_rtx_and_attrs.
21377 (hoist_code): Likewise.
21378 (build_store_vectors): Likewise.
21379 (delete_store): Likewise.
21380 * loop-invariant.c (move_invariant_reg): Likewise.
21381 Update copyright years.
21383 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21385 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21386 control string instead of quoted.
21388 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21390 * doc/rtl.texi: Rewrite of subreg section.
21392 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21395 * config/i386/i386.c (legitimize_pic_address): Add treating
21396 of dllimport SYM_REF's.
21397 (legitimize_dllimport_symbol): Add prototype.
21399 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21401 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21402 reference in constructor with non self-referential type.
21404 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21406 Removal of Return with Depressed Stack Pointer support
21407 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21408 (ECF_SP_DEPRESSED): Likewise.
21409 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21410 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21411 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21412 (expand_call): Do not test ECF_SP_DEPRESSED.
21413 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21414 * function.c (keep_stack_depressed): Delete.
21415 (handle_epilogue_set): Likewise.
21416 (update_epilogue_consts): Likewise.
21417 (emit_equiv_load): Likewise.
21418 (thread_prologue_and_epilogue_insns): Remove support for Return with
21419 Depressed Stack Pointer.
21420 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21422 2008-04-06 Richard Guenther <rguenther@suse.de>
21424 PR tree-optimization/35400
21425 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21426 information from SSA_NAMEs.
21428 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21430 * config/avr/avr.h (avr_mega_p): Remove declaration.
21431 (AVR_MEGA): Remove macro.
21432 * config/avr/avr.c (avr_mega_p): Remove variable.
21433 (avr_override_options): Remove inicializion of avr_mega_p.
21434 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21435 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21436 (avr_jump_mode): (Ditto.).
21437 (avr_output_progmem_section_asm_op): (Ditto.).
21438 (avr_asm_init_sections): (Ditto.).
21439 (avr_asm_init_sections): (Ditto.).
21440 (avr_rtx_costs): (Ditto.).
21441 * config/avr/avr.md: (Ditto.).
21442 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21445 2008-04-06 Richard Guenther <rguenther@suse.de>
21447 PR tree-optimization/35842
21448 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21449 is_gimple_invariant_address.
21451 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21453 * gcc.c (default_compilers): Sync Fortran extensions list with
21454 that in fortran/lang-specs.h.
21455 * doc/invoke.texi: Likewise.
21456 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21457 * dwarf2out.c (gen_compile_unit_die): Likewise.
21459 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21461 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21463 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21466 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21467 attribute is used for nested functions.
21469 2008-04-05 Jan Hubicka <jh@suse.cz>
21471 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21473 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21475 (dump_files): Update.
21476 (enable_rtl_dump_file): Do not accept letter argument.
21477 * tree-pass.h (dump_file_info): Remove letter argument.
21478 * toplev.c (decode_d_option): Update -da handling.
21479 * toplev.h (enable_rtl_dump_file): Update prototype.
21480 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21481 it out based on pass type.
21482 (register_dump_files_1): Likewise.
21483 (init_optimization_passes): Update register_one_dump_file calls.
21484 (execute_one_pass): Sanity check that IPA passes are called at IPA
21485 level and RTL passes at RTL level.
21486 (execute_pass_list): IPA pass can not be after or subpass of
21488 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21489 disallov RTL subpasses of IPA subpasses.
21491 2008-04-05 Ben Elliston <bje@au.ibm.com>
21493 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21494 builtins that return exactly once and do not throw. Cache call to
21497 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21499 PR rtl-optimization/34916
21500 PR middle-end/35519
21501 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21502 between instruction pairs.
21504 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21506 * doc/invoke.texi: Document -mbitops for SH.
21507 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21508 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21509 * config/sh/sh.c (print_operand): Add %t operand code.
21510 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21511 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21512 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21513 (extendqihi2): Likewise.
21514 (movqi_i): Likewise.
21515 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21516 (extv): Use bld instruction for SH2A if possible.
21518 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21519 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21520 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21521 (bset.b, bclr.b): Define peepholes.
21522 * config/sh/sh.opt (mbitops): New option.
21524 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21527 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21528 and view convert expression.
21530 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21533 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21535 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21537 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21539 * config/i386/cpuid.h (bit_AES): New.
21540 (bit_PCLMUL): Likewise.
21542 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21543 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21544 SSE2 if AES or PCLMUL is enabled.
21545 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21546 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21547 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21548 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21549 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21550 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21551 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21552 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21553 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21554 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21555 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21556 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21557 __builtin_ia32_aeskeygenassist128 and
21558 __builtin_ia32_pclmulqdq128.
21559 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21560 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21561 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21563 * config/i386/i386.h (TARGET_AES): New.
21564 (TARGET_PCLMUL): Likewise.
21565 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21567 * config/i386/i386.md (UNSPEC_AESENC): New.
21568 (UNSPEC_AESENCLAST): Likewise.
21569 (UNSPEC_AESDEC): Likewise.
21570 (UNSPEC_AESDECLAST): Likewise.
21571 (UNSPEC_AESIMC): Likewise.
21572 (UNSPEC_AESKEYGENASSIST): Likewise.
21573 (UNSPEC_PCLMUL): Likewise.
21575 * config/i386/i386.opt (maes): New.
21576 (mpclmul): Likewise.
21578 * config/i386/sse.md (aesenc): New pattern.
21579 (aesenclast): Likewise.
21580 (aesdec): Likewise.
21581 (aesdeclast): Likewise.
21582 (aesimc): Likewise.
21583 (aeskeygenassist): Likewise.
21584 (pclmulqdq): Likewise.
21586 * config/i386/wmmintrin.h: New.
21588 * doc/extend.texi: Document AES and PCLMUL built-in function.
21590 * doc/invoke.texi: Document -maes and -mpclmul.
21592 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21594 * function.c (free_after_parsing): Replace with
21595 cxx_push_function_context from C++ front-end.
21596 (allocate_struct_function): Don't call langhook.
21597 * langhooks.h (struct lang_hooks_for_functions): Delete.
21598 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21600 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21601 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21602 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21603 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21604 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21605 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21606 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21608 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21609 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21611 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21614 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21617 2008-04-04 Richard Guenther <rguenther@suse.de>
21619 PR middle-end/35823
21620 * fold-const.c (optimize_minmax_comparison): Use the correct
21621 type for the constant in the simplified comparison.
21623 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21625 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21626 Pass L2 size as "--param l2-cache-size" to the compiler.
21627 (decode_l2_cache): New function to decode L2 cache parameters using
21628 0x8000006 extended cpuid function.
21629 (detect_caches_amd): Determine parameters of L2 cache using
21630 decode_l2_caches function.
21631 (decode_caches_intel): Decode L2 cache parameters.
21632 (detect_caches_intel): Determine L2 cache parameters using
21633 decode_caches_intel and decode_l2_caches functions.
21635 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21637 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21638 secondary input reload for subword loads from the constant pool.
21640 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21643 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21644 constants of the appropriate size for runtime calculations.
21647 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21648 decimal-float literal constant zero.
21650 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21653 * c-parser.c (c_parser_omp_atomic): Call
21654 default_function_array_conversion on the RHS.
21656 PR middle-end/35818
21657 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21658 call is_variable_sized if decl has incomplete type.
21660 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21662 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21664 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21666 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21668 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21669 (sgt<u>): Merge sgt and sgtu into new expander.
21670 (sgt, sgtu): Remove expanders.
21671 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21672 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21673 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21674 *sgtu_<mode>_mips16 into new pattern.
21675 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21676 (sge<u>): Merge sge and sgeu into new expander.
21677 (sge, sgeu): Remove expanders.
21678 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21680 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21681 (slt<u>): Merge slt and sltu into new expander.
21682 (slt, sltu): Remove expanders.
21683 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21684 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21685 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21686 *sltu_<mode>_mips16 into new pattern.
21687 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21688 (sle<u>): Merge sle and sleu into new expander.
21689 (sle, sleu): Remove expanders.
21690 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21691 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21692 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21693 *sleu_<mode>_mips16 into new pattern.
21694 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21696 2008-04-03 Jan Hubicka <jh@suse.cz>
21698 PR tree-optimization/35795
21699 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21700 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21701 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21702 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21703 * score/score3.c (score3_output_mi_thunk): Likewise.
21704 * score/score7.c (score7_output_mi_thunk): Likewise.
21705 * mips/mips.c (mips_output_mi_thunk): Likewise.
21707 2008-04-03 Richard Guenther <rguenther@suse.de>
21709 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21710 conversions. Simplify code.
21712 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21714 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21716 2008-04-03 Tom Tromey <tromey@redhat.com>
21717 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21719 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21720 * config/bfin/t-bfin-linux (generated_files): Add
21721 linux-sysroot-suffix.h.
21722 * doc/install.texi (Prerequisites): Require make 3.80.
21723 * doc/sourcebuild.texi (Front End Directory): Document new
21725 * Makefile.in (generated_files): New variable.
21726 (ALL_HOST_OBJS): New variable.
21727 ($(ALL_HOST_OBJS)): New target.
21729 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21731 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21732 (remap_block): Call id->transform_lang_insert_block instead
21734 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21735 Set id.transform_lang_insert_block to NULL.
21736 (clone_body): Move to cp/optimize.c
21737 * tree-inline.h (struct copy_body_data): Change
21738 transform_lang_insert_block to function pointer.
21739 (copy_generic_body, copy_decl_no_change): Export.
21740 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21741 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21742 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21744 * c-tree.h (insert_block): Kill.
21745 * c-decl.c (insert_block): Kill.
21747 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21749 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21750 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21751 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21753 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21754 argument, call {push,pop}_function_context from here.
21755 * c-parser.c: Use c_{push,pop}_function_context.
21757 * function.c (push_function_context_to): Move meat ...
21758 (push_function_context): ... here. Simplify.
21759 * function.c (pop_function_context_from): Move meat ...
21760 (pop_function_context): ... here. Simplify.
21761 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21763 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21764 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21765 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21766 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21768 2008-04-03 Ben Elliston <bje@au.ibm.com>
21770 * expmed.c (extract_force_align_mem_bit_field): Remove.
21772 2008-04-03 Richard Guenther <rguenther@suse.de>
21774 PR middle-end/35800
21775 * expr.h (try_casesi): Adjust prototype.
21776 * expr.c (try_casesi): Take fallback label as extra parameter.
21777 Use that for gen_casesi if default_label is NULL.
21778 * stmt.c (expand_case): Pass fallback label to try_casesi,
21779 make sure to fill gaps with a fallback label if default_label
21782 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21785 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21787 2008-04-03 Ben Elliston <bje@au.ibm.com>
21789 * expmed.c (extract_split_bit_field): Remove if (0) code.
21790 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21791 (do_ds_constraint): Likewise.
21793 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21795 * doc/cppopts.texi (-dU): Document.
21796 * c-common.h (flag_dump_macros): Update comment.
21797 * c-opts.c (handle_OPT_d): Handle -dU.
21798 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21799 dump_queued_macros, cb_used_define, cb_used_undef): New.
21800 (init_pp_output): Handle -dU.
21801 (cb_line_change): Call dump_queued_macros.
21802 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21804 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21806 * config/avr/predicates.md (io_address_operand): New predicate.
21807 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21808 * config/avr/avr.c (avr_io_address_p): Remove function.
21809 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21810 'avr_io_address_p' function.
21811 (out_movhi_r_mr): (Ditto.).
21812 (out_movqi_mr_r): (Ditto.).
21813 (out_movhi_mr_r): (Ditto.).
21814 (avr_address_cost): (Ditto.).
21816 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21818 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21819 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21820 in 32bit mode when XMM registers are available to avoid store
21822 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21823 corresponding post-reload splitters.
21825 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21827 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21828 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21829 __builtin_ia32_roundss.
21830 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21831 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21832 __builtin_ia32_roundss.
21833 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21834 IX86_BUILTIN_SHUFPD here.
21836 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21838 * config/i386/i386.md (plogic): New.
21839 (plogicprefix): Likewise.
21841 * config/i386/mmx.md (mmx_<code><mode>3): New.
21842 (mmx_and<mode>3): Removed.
21843 (mmx_ior<mode>3): Likewise.
21844 (mmx_xor<mode>3): Likewise.
21846 * config/i386/sse.md (<code><mode>3): New.
21847 (*<code><mode>3): Likewise.
21848 (*<code><mode>3): Likewise.
21849 (<code><mode>3): Likewise.
21850 (*sse_<code><mode>3): Likewise.
21851 (*sse2_<code><mode>3): Likewise.
21852 (<code>tf3): Likewise.
21853 (*<code>tf3): Likewise.
21854 (and<mode>3): Likewise.
21855 (*and<mode>3): Likewise.
21856 (ior<mode>3): Removed.
21857 (*ior<mode>3): Likewise.
21858 (xor<mode>3): Likewise.
21859 (*xor<mode>3): Likewise.
21860 (*and<mode>3): Likewise.
21861 (*ior<mode>3): Likewise.
21862 (*xor<mode>3): Likewise.
21863 (and<mode>3): Likewise.
21864 (*sse_and<mode>3): Likewise.
21865 (*sse2_and<mode>3): Likewise.
21866 (andtf3): Likewise.
21867 (*andtf3): Likewise.
21868 (ior<mode>3): Likewise.
21869 (*sse_ior<mode>3): Likewise.
21870 (*sse2_ior<mode>3): Likewise.
21871 (iortf3): Likewise.
21872 (*iortf3): Likewise.
21873 (xor<mode>3): Likewise.
21874 (*sse_xor<mode>3): Likewise.
21875 (*sse2_xor<mode>3): Likewise.
21876 (xortf3): Likewise.
21877 (*xortf3): Likewise.
21879 2008-04-02 Richard Guenther <rguenther@suse.de>
21881 PR tree-optimization/14495
21882 PR tree-optimization/34793
21883 * tree-vrp.c (struct switch_update): New structure.
21884 (to_remove_edges, to_update_switch_stmts): New VECs.
21885 (simplify_switch_using_ranges): New function. Remove not taken
21886 case labels and edges.
21887 (simplify_stmt_using_ranges): Call it.
21888 (identify_jump_threads): Mark edges we have queued for removal
21889 so we don't thread them.
21890 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21892 * tree-cfg.c (group_case_labels): Deal with missing default label.
21893 (tree_verify_flow_info): Allow missing default label.
21894 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21895 (emit_case_nodes): Likewise.
21896 (expand_case): Do not rely on the default label to be present.
21897 * expr.c (try_casesi): Deal with NULL default_label.
21898 (do_tablejump): Likewise.
21900 2008-04-02 Richard Guenther <rguenther@suse.de>
21902 PR tree-optimization/14495
21903 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21904 SWITCH_EXPR here ...
21905 (vrp_visit_switch_stmt): ... but here (new function).
21906 (find_case_label_index): New helper function.
21907 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21909 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21911 * fwprop.c: Fix ISO-C99ism.
21913 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21916 * Makefile.in (objdir): Set it here.
21917 * configure.ac: Not here. Find dynamic linker characteristics.
21918 * exec-tool.in: Use them.
21919 * aclocal.m4: Regenerate.
21920 * configure: Regenerate.
21922 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21924 * expr.c (expand_var): Delete it.
21925 * expr.h (expand_var): Delete prototype.
21926 * function.c (expand_function_start): Use expand_decl instead.
21927 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21930 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21932 PR rtl-optimization/35542
21933 * fwprop.c (forward_propagate_and_simplify): Replace
21934 loc_reg_mentioned_in_p with reg_mentioned_p.
21936 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21938 PR rtl-optimization/35281
21939 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21940 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21941 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21942 (varying_mem_p): Move above propagate_rtx.
21943 (all_uses_available_at): Do not check MEMs.
21945 2008-04-02 Rafael Espíndola <espindola@google.com>
21947 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21948 (register_edge_assert_for_2): Split the cond argument.
21949 (register_edge_assert_for_1): Adjust for the change in
21950 register_edge_assert_for_2.
21951 (register_edge_assert_for): Split the cond argument.
21952 (find_switch_asserts): Adjust for the change in
21953 register_edge_assert_for.
21955 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21957 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21958 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21959 offsets for 64-bit mingw.
21960 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21961 abi for x86_64-pc-mingw.
21963 2008-04-02 Richard Guenther <rguenther@suse.de>
21965 * tree-vrp.c (extract_range_from_assert): Make sure to not
21966 produce range min/max with TREE_OVERFOW set.
21967 If merging a anti-range and a range keep the anti-range if
21968 the range covers all values of the type.
21969 (register_edge_assert_for_2): Only allow sign-changing
21970 conversions in detecting canonical range checks. Also
21971 register an assert for the unsigned name if useful.
21973 PR tree-optimization/35787
21974 * tree-vrp.c (vrp_val_max): New function.
21975 (vrp_val_min): Likewise.
21976 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21977 (vrp_val_is_min): Likewise.
21978 (supports_overflow_infinity): Use vrp_val_{min,max}.
21979 (negative_overflow_infinity): Likewise.
21980 (positive_overflow_infinity): Likewise.
21981 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21982 (is_positive_overflow_infinity): Likewise.
21983 (is_overflow_infinity): Likewise.
21984 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21985 vrp_val_is_{min,max}.
21986 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21987 to ranges if possible. Avoid empty ranges.
21989 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21991 PR middle-end/35705
21992 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21993 the expression is a function address.
21995 2008-04-01 George Helffrich <george@gcc.gnu.org>
21997 PR fortran/35154, fortran/23057
21998 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21999 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22000 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22001 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22003 (dbxout_syms): Check for COMMON-based symbol and wrap in
22004 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22005 in bracket for efficiency.
22007 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22008 using DW_TAG_common_block + member offset.
22009 (add_pubname_string): New function.
22010 (dw_expand_expr): New function to find block name and offset for
22012 (common_check): New function to check whether symbol in Fortran COMMON.
22013 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22015 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22018 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22020 2008-04-02 Ben Elliston <bje@au.ibm.com>
22022 * config/v850/v850.md (casesi): Remove if (0) code.
22023 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22024 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22026 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22028 * config/i386/i386.md (rex64suffix): New mode attribute.
22029 (floathi<mode>2): Disable expander for SSE math.
22030 (*floathi<mode>2_1): New insn insn_and_split pattern.
22031 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22032 corresponding post-reload splitters.
22033 (*floathi<mode>2_i387): New macroized insn pattern.
22034 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22035 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22036 insn_and_split pattern.
22037 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22038 New macroized instruction patterns and corresponding post-reload
22040 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22041 and corresponding post-reload splitters.
22042 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22043 New macroized instruction patterns.
22044 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22045 macroized instruction patterns and corresponding post-reload splitters.
22046 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22047 corresponding post-reload splitters.
22048 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22049 New macroized instruction patterns.
22050 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22051 corresponding post-reload splitters.
22052 (*floatsi<mode>2_i387): New macroized instruction patterns.
22054 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22056 * config/i386/i386.md (smaxmin): New.
22057 (umaxmin): Likewise.
22058 (maxminiprefix): Likewise.
22059 (maxminfprefix): Likewise.
22060 (<code><mode>3): Likewise.
22061 (smin<mode>3): Removed.
22062 (smax<mode>3): Likewise.
22064 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22065 (mmx_<code>v4hi3): Likewise.
22066 (mmx_<code>v8qi3): Likewise.
22067 (mmx_smaxv2sf3): Removed.
22068 (mmx_sminv2sf3): Likewise.
22069 (mmx_umaxv8qi3): Likewise.
22070 (mmx_smaxv4hi3): Likewise.
22071 (mmx_uminv8qi3): Likewise.
22072 (mmx_sminv4hi3): Likewise.
22074 * config/i386/sse.md (<addsub><mode>3): New.
22075 (*<addsub><mode>3): Likewise.
22076 (<sse>_vm<addsub><mode>3): Likewise.
22077 (<maxmin><mode>3): Likewise.
22078 (*<maxmin><mode>3_finite): Likewise.
22079 (*<maxmin><mode>3): Likewise.
22080 (<sse>_vm<maxmin><mode>3): Likewise.
22081 (sse3_h<addsub>v4sf3): Likewise.
22082 (sse3_h<addsub>v2df3): Likewise.
22083 (<maxmin>v16qi3): Likewise.
22084 (*<maxmin>v16qi3): Likewise.
22085 (<maxmin>v8hi3): Likewise.
22086 (*<maxmin>v8hi3): Likewise.
22087 (*sse4_1_<maxmin><mode>3): Likewise.
22088 (*sse4_1_<maxmin><mode>3): Likewise.
22089 (add<mode>3): Removed.
22090 (*add<mode>3): Likewise.
22091 (<sse>_vmadd<mode>3): Likewise.
22092 (sub<mode>3): Likewise.
22093 (*sub<mode>3): Likewise.
22094 (<sse>_vmsub<mode>3): Likewise.
22095 (smin<mode>3): Likewise.
22096 (*smin<mode>3_finite): Likewise.
22097 (*smin<mode>3): Likewise.
22098 (<sse>_vmsmin<mode>3): Likewise.
22099 (smax<mode>3): Likewise.
22100 (*smax<mode>3_finite): Likewise.
22101 (*smax<mode>3): Likewise.
22102 (<sse>_vmsmax<mode>3): Likewise.
22103 (sse3_haddv4sf3): Likewise.
22104 (sse3_haddv2df3): Likewise.
22105 (sse3_hsubv4sf3): Likewise.
22106 (sse3_hsubv2df3): Likewise.
22107 (umaxv16qi3): Likewise.
22108 (*umaxv16qi3): Likewise.
22109 (smaxv8hi3): Likewise.
22110 (*smaxv8hi3): Likewise.
22111 (*sse4_1_smax<mode>3): Likewise.
22112 (*sse4_1_umax<mode>3): Likewise.
22113 (uminv16qi3): Likewise.
22114 (*uminv16qi3): Likewise.
22115 (sminv8hi3): Likewise.
22116 (*sminv8hi3): Likewise.
22117 (*sse4_1_smin<mode>3): Likewise.
22118 (*sse4_1_umin<mode>3): Likewise.
22120 2008-04-01 Rafael Espíndola <espindola@google.com>
22122 * tree-cfg.c (verify_expr): remove in_phi.
22123 (verify_stmt): Don't call walk_tree with verify_expr. Use
22124 is_gimple_min_invariant instead of is_gimple_val.
22126 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22128 * doc/include/gpl_v3.texi: Update for manpage generation.
22129 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22131 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22132 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22133 gpl_v3.texi instead of gpl.texi.
22136 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22139 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22141 2008-04-01 Rafael Espíndola <espindola@google.com>
22143 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22144 (extract_code_and_val_from_cond): Use
22145 extract_code_and_val_from_cond_with_ops.
22147 2008-04-01 Jan Hubicka <jh@suse.cz>
22149 * function.c (free_after_compilation): Free epilogue_delay_list.
22150 (prepare_function_start): Assert that previous compilation was freed.
22152 2008-04-01 Jan Hubicka <jh@suse.cz>
22153 Jim Wilson <wilson@tuliptree.org>
22154 Andreas Tobler <andreast@gcc.gnu.org>
22156 PR middle-end/35781
22157 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22158 rtl.emit instead cfun->emit.
22159 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22160 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22162 2008-04-01 Ben Elliston <bje@au.ibm.com>
22164 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22166 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22168 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22170 (fprofile-use): Add var flag_profile_use
22171 * coverage.c (coverage_begin_output): Do not open a gcno file for
22172 output only if -ftest-coverage is set.
22173 Do not add getpwd() to gcda file path.
22174 (build_gcov_info): Check the new flag
22175 flag_profile_datafile_relative_path.
22176 (coverage_init): Use profile_data_prefix.
22177 Read profile counter only if flag_profile_use is set.
22178 * opts.c (common_handle_option): New option fprofile-use=,
22179 fprofile-dir=, fprofile-generate=.
22180 * toplev.c (profile_data_prefix): New variable definition.
22181 * toplev.h (profile_data_prefix): New declaration.
22182 * doc/invoke.tex (Option Summary, Optimization Options):
22185 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22187 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22188 use tmp consistently.
22191 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22192 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22193 UNSPEC_FR_RECIP_APPROX_RES.
22194 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22196 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22199 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22201 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22203 PR middle-end/30186
22204 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22205 element of the vector via a pointer.
22207 2008-03-31 Ian Lance Taylor <iant@google.com>
22209 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22211 2008-03-31 Jan Hubicka <jh@suse.cz>
22213 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22214 get_arg_pointer_save_area.
22215 * expr.c (init_expr): Just clear out rtl.expr.
22216 * function.c (free_after_compilation): Clear out whole RTL structure.
22217 (get_func_frame_size): Merge into ...
22218 (get_frame_size): ... this one.
22219 (assign_stack_local_1): Merge into ...
22220 (assign_stack_local): ... this one.
22221 (expand_function_end): Update call of get_arg_pointer_save_area.
22222 (get_art_pointer_save_area): Remove cfun argument.
22223 * function.h (emit_status): regno_pointer_align does not need length
22224 attribute. Move x_regno_reg_rtx to ...
22225 (regno_reg_rtx): ... new global array.
22226 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22227 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22228 apply_args_value, forced_labels, stack_pointer_delta):
22230 (struct varasm_status): Move here from varasm.c
22231 (struct rtl_data): New. Move here some fields from struct function.
22232 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22233 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22234 used_temp_slots avail_temp_slots, temp_slot_level,
22235 nonlocal_goto_handler_labels): Update accesstors.
22236 (rtl): New global variable.
22237 (struct function): Move some fileds to rtl_data.
22238 (get_arg_pointer_save_area): Update prototype.
22239 * emit-rtl.c (rtl): Declare.
22240 (regno_reg_rtx): Declare.
22241 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22243 (gen_reg_rtx): Update.
22244 (init_virtual_regs): Do not tate emit_status argument.
22245 (init_emit): Do not allocate emit.
22246 * varasm.c (varasm_statuc): Move to function.h.
22247 (n_deferred_constatns): Update accestor.
22248 (init_varasm_status): Do not allocate varasm_status.
22249 (force_const_mem, get_pool_size, output_constant_pool): Update.
22250 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22251 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22253 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22255 PR rtl-optimization/35729
22256 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22259 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22262 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22263 load/store if memory is unaligned.
22264 (*movti_rex64): Likewise.
22266 * config/i386/predicates.md (misaligned_operand): New.
22268 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22271 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22274 2008-03-31 Jan Beulich <jbeulich@novell.com>
22276 * config/ia64/constraints.md: Add 'j' constraint.
22277 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22278 (movdi_internal): Likewise.
22280 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22283 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22285 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22288 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22289 proper error message for the third argument on blendpd and
22292 * config/i386/sse.md (blendbits): New.
22293 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22295 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22297 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22299 2008-03-30 Richard Guenther <rguenther@suse.de>
22301 PR middle-end/31023
22302 * fold-const.c (fold_sign_changed_comparison): Do leave
22303 conversions to base-types alone.
22305 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22307 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22308 the link register if one altivec register is be saved.
22310 2008-03-30 Ben Elliston <bje@au.ibm.com>
22312 * final.c (final_scan_insn): Remove if (0) code.
22314 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22316 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22318 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22320 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22321 of V4SFmode to ix86_binary_operator_ok.
22323 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22325 * config/i386/i386.c (override_options): Initialize
22326 ix86_veclib_handler to ix86_veclibabi_svml when
22327 -mveclibabi=svml is used.
22328 (ix86_veclibabi_svml): New function for SVML ABI style
22329 vectorization support.
22330 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22332 2008-03-28 Rafael Espíndola <espindola@google.com>
22334 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22335 (tree_binary_nonnegative_warnv_p): Make it public.
22336 (tree_single_nonnegative_warnv_p): Make it public.
22337 (tree_invalid_nonnegative_warnv_p): Make it public.
22338 (tree_unary_nonzero_warnv_p): Make it public.
22339 (tree_binary_nonzero_warnv_p): Make it public
22340 (tree_single_nonzero_warnv_p): Make it public.
22341 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22342 (extract_range_from_binary_expr): Split the expr argument.
22343 (extract_range_from_unary_expr): Split the expr argument.
22344 (extract_range_from_comparison): Split the expr argument.
22345 (extract_range_from_expr): Use the new aux functions.
22346 (vrp_evaluate_conditional_warnv): Use
22347 vrp_evaluate_conditional_warnv_with_ops.
22348 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22349 (tree_binary_nonzero_warnv_p): Declare.
22350 (tree_single_nonzero_warnv_p): Declare.
22351 (tree_expr_nonzero_warnv_p): Declare.
22352 (tree_unary_nonnegative_warnv_p): Declare.
22353 (tree_binary_nonnegative_warnv_p): Declare.
22354 (tree_single_nonnegative_warnv_p): Declare.
22355 (tree_invalid_nonnegative_warnv_p): Declare.
22357 2008-03-28 Richard Guenther <rguenther@suse.de>
22359 PR tree-optimization/30317
22360 PR tree-optimization/30911
22361 PR tree-optimization/34793
22362 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22363 (struct assert_locus_d): New member EXPR.
22364 (register_new_assert_for): Add EXPR parameter to support
22365 ASSERT_EXPR <name, expr OP limit>.
22366 (register_edge_assert_for_1): Adjust callers.
22367 (find_assert_locations): Likewise.
22368 (process_assert_insertions_for): Build condition from expression.
22369 (extract_range_from_assert): Handle ASSERT_EXPRs
22370 of the form ASSERT_EXPR <name, expr OP limit>.
22371 (register_edge_assert_for_2): New helper registering
22372 asserts for comparisons. Recognize range tests of the form
22373 (unsigned)i - CST1 OP CST2.
22374 (register_edge_assert_for_1): Use it.
22375 (register_edge_assert_for): Likewise.
22376 (needs_overflow_infinity): Integer sub-types
22377 do not need overflow infinities.
22378 (vrp_val_is_max): The extreme values of integer sub-types
22379 are those of the base type.
22380 (vrp_val_is_min): Likewise.
22381 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22384 2008-03-28 Nick Clifton <nickc@redhat.com>
22387 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22388 Return GENERAL_REGS for stack adjustment reloads.
22390 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22393 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22394 const_vector when all the vectors are constant.
22396 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22398 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22400 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22401 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22403 (s<code>_sf): Use new scc_sf attribute for opcode names.
22405 2008-03-27 Tom Tromey <tromey@redhat.com>
22407 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22408 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22409 config/spu/t-spu-elf, config/i386/t-interix,
22410 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22411 config/i386/x-darwin, config/i386/x-mingw32,
22412 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22413 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22414 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22415 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22416 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22417 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22418 config/score/t-score-elf, config/arm/t-strongarm-pe,
22419 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22420 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22421 Revert automatic dependency patch.
22423 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22426 * config/i386/i386.c (ix86_function_arg_boundary): Align
22427 decimal floating point to its natural boundary.
22429 2008-03-27 Richard Guenther <rguenther@suse.de>
22431 PR middle-end/35716
22432 * fold-const.c (fold_comparison): Restrict distinct decl
22433 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22434 solely rely on operand_equal_p.
22436 2008-03-27 Richard Guenther <rguenther@suse.de>
22439 * c-common.c (handle_weak_attribute): Reject combination of
22442 2008-03-27 Richard Guenther <rguenther@suse.de>
22444 PR tree-optimization/32810
22445 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22446 conversions from DECL_INITIAL.
22447 (fold_const_aggregate_ref): Likewise from constructor elements.
22449 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22451 * tree-affine.h (aff_combination_expand): Declare.
22452 (get_inner_reference_aff): Likewise.
22453 * tree-affine.c (aff_combination_expand): Split out from
22454 tree_to_aff_combination_expand.
22455 (get_inner_reference_aff): New function.
22456 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22457 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22458 (struct lim_aux_data): sm_done field removed.
22459 (mem_ref_loc_p, mem_ref_locs_p): New types.
22460 (struct mem_ref): Added id, stored, accesses_in_loop,
22461 indep_loop, dep_loop, indep_ref, dep_ref fields.
22462 Removed is_stored, locs and next fields.
22463 (memory_accesses): New variable.
22464 (movement_possibility): Do not allow moving statements
22465 that store to memory.
22466 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22468 (determine_max_movement): For statements with memory references,
22469 find the outermost loop in that the reference is independent.
22470 (move_computations_stmt): Mark the virtual operands for renaming.
22471 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22472 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22473 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22474 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22475 create_vop_ref_mapping, analyze_memory_references,
22476 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22477 get_all_locs_in_loop, ref_always_accessed_p,
22478 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22479 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22480 store_motion_loop, store_motion): New functions.
22481 (struct vop_to_refs_elt): New type.
22482 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22483 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22484 (schedule_sm): Replaced by...
22485 (execute_sm): ... this.
22486 (determine_lsm_ref, hoist_memory_references,
22487 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22488 find_more_ref_vops, free_mem_ref, free_mem_refs,
22489 determine_lsm_loop, determine_lsm): Removed.
22490 (tree_ssa_lim_finalize): Free data structures used by store motion.
22491 (tree_ssa_lim): Call analyze_memory_references. Use
22492 store_motion instead of determine_lsm.
22494 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22496 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22497 rename tmake_file to m68hc11/t-m68hc11.
22498 (mcore): Set inhibit_libc to true.
22499 * config.host (alpha*-dec-*vms*): Set extra_programs.
22500 (interix3*): Don't use host_xmake_file.
22501 * configure.ac: Let config.gcc override inhibit_libc.
22502 * configure: Regenerate.
22504 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22505 * config/t-openbsd-thread: Remove commented out lines.
22507 * config/x-interix: Remove.
22509 * config/m68hc11/t-m68hc11-gas: Rename to...
22510 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22512 * config/mcore/t-mcore: Remove T_CFLAGS.
22513 * config/mcore/t-mcore-pe: Likewise.
22515 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22517 * configure.ac: Replace custom __GNU_SOURCE test with
22518 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22519 * aclocal.m4: Regenerate.
22520 * configure: Regenerate.
22521 * config.in: Regenerate.
22523 2008-03-27 Richard Guenther <rguenther@suse.de>
22525 * fold-const.c (target.h): Include.
22526 (fold_comparison): Fold comparison of addresses of decls
22527 that bind locally or of constants. Consolidate address folding code.
22528 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22529 results from fold_binary_to_constant.
22530 (compare_values_warnv): Likewise.
22532 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22534 PR middle-end/35429
22535 * fold-const.c (fold_truthop): Check for integeral types when folding
22536 a == 0 && b == 0 and a != 0 || b != 0 .
22538 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22540 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22542 2008-03-26 Andreas Schwab <schwab@suse.de>
22544 * doc/invoke.texi: Fix use of @item vs. @itemx.
22546 2008-03-26 Tom Tromey <tromey@redhat.com>
22548 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22549 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22550 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22551 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22552 build/genconstants.o, build/genemit.o, build/genextract.o,
22553 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22554 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22557 2008-03-26 Richard Guenther <rguenther@suse.de>
22560 2008-03-26 Richard Guenther <rguenther@suse.de>
22562 * fold-const.c (target.h): Include.
22563 (fold_comparison): Fold comparison of addresses of two decls
22564 that bind locally. Consolidate address folding code.
22566 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22568 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22569 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22570 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22571 dconstsqrt2, dconstthird, dconste and/or dconst10.
22572 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22573 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22574 dconstsqrt2, dconste): Delete.
22575 (init_emit_once): Likewise. Simplify initializing dconstm1.
22577 * real.c (get_real_const): New.
22578 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22579 dconstsqrt2, dconste): Delete.
22580 (real_value_const, get_real_const): New.
22582 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22584 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22586 * config/i386/i386.c (ix86_function_arg_boundary): Check
22587 BIGGEST_ALIGNMENT instead of 128.
22588 (setup_incoming_varargs_64): Likewise.
22590 2008-03-26 Tom Tromey <tromey@redhat.com>
22592 * Makefile.in (DEPFILES): Add missing '/'.
22594 2008-03-26 Richard Guenther <rguenther@suse.de>
22596 * fold-const.c (target.h): Include.
22597 (fold_comparison): Fold comparison of addresses of two decls
22598 that bind locally. Consolidate address folding code.
22600 2008-03-26 Nick Clifton <nickc@redhat.com>
22603 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22604 not allow INT+INT as a legitimate addressing mode.
22606 2008-03-26 Richard Guenther <rguenther@suse.de>
22608 * tree-flow.h (widen_bitfield): Remove declaration.
22609 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22610 (widen_bitfield): Remove function.
22611 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22614 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22617 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22620 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22622 PR rtl-optimization/35232
22623 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22624 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22625 reg_reloaded_call_part_clobbered here.
22626 (reload_regs_reach_end_p): New function.
22627 (reload_reg_rtx_for_input): New variable.
22628 (reload_reg_rtx_for_output): Likewise.
22629 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22630 when reassigning a pseudo register. Load reloadreg from
22631 reload_reg_rtx_for_input, moving the mode and register
22633 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22634 instead of the original when deciding whether an input reload
22635 would be a no-op or whether an output reload can be deleted.
22636 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22637 when setting up new_spill_reg_store. Load it from
22638 reload_reg_rtx_for_output, moving the mode and register
22640 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22641 instead of the original when deciding whether an output reload
22642 would be a no-op. Do the same when modifying insn notes.
22643 Use rtx_equal_p instead of == to compare the registers.
22644 (inherit_piecemeal_p): Take a mode and two register numbers
22646 (emit_reload_insns): Clear new_spill_reg_store for every hard
22647 register in the reload register. Remove spill registers
22648 from reg_reloaded_valid before considering whether to record
22649 inheritance information for them. Use reload_reg_rtx_for_output
22650 instead of reg_rtx when recording output reloads. Use
22651 reload_reg_rtx_for_input instead of reg_rtx when recording
22652 input reloads. Set or clear reg_reloaded_call_part_clobbered
22653 at the same time as setting reg_reloaded_valid.
22654 (delete_output_reload): Add a new_reload_reg parameter and use it
22655 instead of rld[j].reg_rtx.
22656 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22659 2008-03-25 Tom Tromey <tromey@redhat.com>
22661 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22662 (build/genattr.o): Likewise.
22663 (build/genattrtab.o): Likewise.
22664 (build/gencodes.o): Likewise.
22665 (build/genconfig.o): Likewise.
22666 (build/genconstants.o): Likewise.
22667 (build/genemit.o): Likewise.
22668 (build/genextract.o): Likewise.
22669 (build/genflags.o): Likewise.
22671 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22673 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22674 instead of size_int for integer types.
22675 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22676 to match type of MINUS_EXPR.
22678 2008-03-25 Tom Tromey <tromey@redhat.com>
22680 * configure: Rebuilt.
22681 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22684 2008-03-25 Tom Tromey <tromey@redhat.com>
22686 * config/x-solaris (host-solaris.o): Update.
22687 * config/x-linux (host-linux.o): Update.
22688 * config/x-hpux (host-hpux.o): Update.
22689 * config/x-darwin (host-darwin.o): Update.
22690 * config/v850/t-v850e (v850-c.o): Update.
22691 * config/v850/t-v850 (v850-c.o): Update.
22692 * config/t-vxworks (vxworks.o): Update.
22693 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22694 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22695 * config/spu/t-spu-elf (spu-c.o): Update.
22697 * config/sh/t-symbian (sh-c.o): Update.
22698 (symbian.o): Update.
22699 * config/sh/t-sh (sh-c.o): Update.
22700 * config/score/t-score-elf (score7.o, score3.o): Update.
22701 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22702 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22703 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22704 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22705 (rs6000.o): Remove.
22706 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22707 * config/m32c/t-m32c (m32c-pragma.o): Update.
22708 * config/ia64/t-ia64 (ia64-c.o): Update.
22709 * config/i386/x-mingw32 (host-mingw32.o): Update.
22710 * config/i386/x-i386 (driver-i386.o): Update.
22711 * config/i386/x-darwin (host-i386-darwin.o): Update.
22712 * config/i386/x-cygwin (host-cygwin.o): Update.
22713 * config/i386/t-nwld (nwld.o): Update.
22714 * config/i386/t-netware (netware.o): Update.
22715 * config/i386/t-interix (winnt.o): Update.
22716 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22717 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22718 msformat-c.o): Update.
22719 * config/bfin/t-bfin-linux (generated_files): Add
22720 linux-sysroot-suffix.h.
22721 * config/arm/t-wince-pe (pe.o): Update.
22722 * config/arm/t-strongarm-pe (pe.o): Update.
22723 * config/arm/t-pe (pe.o): Update.
22724 * config/arm/t-arm (arm-c.o): Update.
22725 * doc/install.texi (Prerequisites): Require make 3.80.
22726 * Makefile.in: Remove .o targets.
22727 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22728 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22729 (simple_generated_h, simple_generated_c): Move earlier.
22730 (generated_files): New variable.
22731 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22732 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22733 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22734 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22735 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22736 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22737 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22738 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22739 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22740 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22741 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22742 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22744 (COMPILE.base, COMPILE): New variables.
22745 (%.o): New pattern rule.
22746 (ALL_HOST_OBJS): New variable.
22747 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22748 (dummy-checksum.o, cc1-checksum.o): Remove.
22749 (DRIVER_SHLIB): New variable.
22750 (DRIVER_DEFINES): Use it.
22751 (gencondmd.c): Move out of build/.
22752 (s-conditions): Update.
22753 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22754 (ALL_BUILD_OBJS): Likewise.
22755 (build/%.o): Use BUILDCOMPILE.
22756 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22757 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22758 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22759 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22760 build/genconfig.o, build/genconstants.o, build/genemit.o,
22761 build/genextract.o, build/genflags.o, build/genmddeps.o,
22762 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22763 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22764 build/gen-protos.o, build/scan.o, build/fix-header.o,
22765 build/scan-decls.o): Simplify.
22766 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22767 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22768 prefix.o, toplev.o): Reduce to variable setting.
22769 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22770 ($(out_object_file), gcc-options.o): New targets.
22771 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22772 * configure: Rebuilt.
22773 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22774 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22776 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22778 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22779 complain when we hit an error, return ERROR_MARK_NODE.
22781 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22783 * config/sh/constraints.md (Pso, Psz): New constraints.
22784 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22785 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22787 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22789 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22790 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22792 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22794 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22795 (prefetch_sh2a): New.
22797 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22798 Naveen.H.S <naveen.hs@kpitcummins.com>
22800 * config/sh/constraints.md (I28): New constraint.
22801 * config/sh/sh.c (broken_move): Add support for movi20s.
22802 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22804 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22805 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22806 Naveen.H.S <naveen.hs@kpitcummins.com>
22808 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22809 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22810 (print_operand): Handle resbank in %@ operand code.
22811 (sh_encode_section_info): New.
22812 (push_regs): Add conditions for resbank.
22813 (sh_expand_epilogue): Likewise.
22814 (sh_insert_attributes): Likewise.
22815 (sh_attribute_table): Likewise.
22816 (sh_handle_resbank_handler_attribute): New.
22817 (sh2a_handle_function_vector_handler_attribute): New.
22818 (sh2a_is_function_vector_call): New.
22819 (sh2a_get_function_vector_number): New.
22820 (sh2a_function_vector_p): New.
22821 (sh_cfun_resbank_handler_p): New.
22822 * config/sh/sh.md (calli): Emit jsr/n if possible.
22823 (calli_tbr_rel): New.
22824 (calli_pcrel): Emit jsr/n if possible.
22825 (return_i): Emit rts/n if possible.
22826 (call_valuei_tbr_rel): New.
22827 (call_valuei_pcrel): Add condition for SH2A target.
22828 (call_value): Likewise.
22829 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22830 (sh2a_get_function_vector_number): Likewise.
22831 (sh2a_is_function_vector_call): Likewise.
22832 * doc/extend.texi: Document TBR relative addressing of SH2A.
22833 (resbank): Add description for SH2A.
22835 2008-03-24 Richard Guenther <rguenther@suse.de>
22838 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22839 pointer assignments change conversions according to middle-end rules.
22840 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22841 * configure.ac: Include type checking in yes.
22842 * configure: Regenerate.
22844 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22846 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22847 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22849 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22851 * gthr-vxworks.h (UNUSED): Define.
22853 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22855 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22857 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22859 * doc/extend.texi (Function Attributes): Add missing comma in the
22860 example of the "alloc_size" attribute.
22862 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22865 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22867 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22870 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22873 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22874 of the underlying type of a MS bitfield layout to the natural
22875 alignment of the type.
22877 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22879 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22880 to their natural alignment to avoid store forwarding stalls.
22882 2008-03-22 Richard Guenther <rguenther@suse.de>
22884 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22885 For PHI nodes verify the address is invariant.
22886 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22887 (get_symbol_constant_value): Use is_gimple_min_invariant.
22888 (maybe_fold_stmt_indirect): Likewise.
22890 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22892 PR rtl-optimization/33927
22893 * Makefile.in (dse.o): Depend on $(TM_P_H).
22894 * expr.h (extract_low_bits): Declare.
22895 * expmed.c (extract_low_bits): New function.
22896 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22897 * dse.c: Include tm_p.h.
22898 (find_shift_sequence): Remove the read_reg argument and return the
22899 read value. Emit the instructions instead of returning them.
22900 Iterate on new_mode rather than calculating it each time.
22901 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22902 source to NEW_MODE and extract_low_bits to convert the shifted
22903 value to READ_MODE.
22904 (replace_read): Allow the load and store to have different mode
22905 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22906 or extraction instructions before trying the replacement. Update
22907 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22909 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22911 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22912 to their natural alignment to avoid store forwarding stalls.
22914 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22917 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22918 encouraging but not allowing gprs for input;
22919 change the input constraint to !f#r.
22920 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22922 change the output constraint to !f#r.
22924 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22927 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22928 corresponding post-reload splitters.
22929 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22930 when x87 FP math is selected.
22931 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22932 New function prototype.
22933 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22934 unreachable function to ease macroization of insn patterns.
22936 2008-03-21 Martin Jambor <mjambor@suse.cz>
22938 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22939 reference dumps if ddr is NULL or dependence is unknown.
22941 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22943 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22944 unsigned extension into account.
22945 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22946 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22947 Do computations on a scratch register.
22949 2008-03-21 Richard Guenther <rguenther@suse.de>
22951 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22952 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22953 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22954 * tree-ssa-dom.c (record_equality): Likewise.
22955 * tree-inline.c (copy_body_r): Likewise.
22956 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22959 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22961 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22962 as 'delete_unused' argument.
22964 2008-03-20 Richard Guenther <rguenther@suse.de>
22966 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22967 special casing of constant qualifiers.
22968 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22969 care about them in general.
22970 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22971 regardless of their type.
22972 (fold_stmt_r): Forcefully fold *& if we end up with that.
22974 2008-03-20 Paul Brook <paul@codesourcery.com>
22976 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22977 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22979 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22981 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22982 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22984 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22986 * common.opt (Wmudflap): New option.
22987 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22988 (mx_register_decls): Likewise.
22989 (mudflap_finish_file): Likewise.
22990 * doc/invoke.texi: Document -Wno-mudflap.
22992 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22994 * c-format.c (replace_format_name_to_system_name): New.
22995 (cmp_attribs): New.
22996 (convert_format_name_to_system_name): New.
22997 (decode_format_attr): Add use of convert_format_name_to_system_name.
22998 (format_types_orig): Add gnu_ prefix to names.
22999 (check_format_info_main): Special treating of \0 escaped names for
23000 supporting multi-character format specifiers as I32, I64.
23001 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23002 (gnu_target_overrides_format_attributes): New.
23003 * c-format.h: Add structure target_ovr_attr to hold
23004 system specific formatter names.
23005 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23006 msformat-c.o file to c_target_objs and cxx_target_objs.
23007 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23008 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23009 (TARGET_N_FORMAT_TYPES): New.
23010 * config/i386/msformat-c.c: New.
23011 * config/i386/t-cygming: Add build rule for msformat-c.o.
23012 * doc/extend.texi: Add new format names gnu_* and ms_* and
23014 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23016 2008-03-20 Ira Rosen <irar@il.ibm.com>
23018 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23019 optimizations turned on under -O3.
23020 (ftree-vectorize): Add that the flag is turned on with -O3.
23022 2008-03-20 Ben Elliston <bje@au.ibm.com>
23024 * regmove.c (try_auto_increment): Fix spelling error in comment.
23025 * final.c (final_scan_insn): Likewise.
23027 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23030 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23031 allocator preferences for "y" and "r" class registers.
23032 ("*mov<mode>_internal"): Ditto.
23033 ("*movv2sf_internal_rex64"): Ditto.
23034 ("*movv2sf_internal"): Ditto.
23036 2008-03-19 Michael Matz <matz@suse.de>
23038 PR middle-end/35616
23039 * calls.c (expand_call): Check overlap of arguments with call
23040 address for sibcalls.
23042 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23045 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23046 of the underlying type of a MS bitfield layout to the natural
23047 alignment of the type.
23049 2008-03-19 Jan Hubicka <jh@suse.cz>
23052 * toplev.c (decode_d_option): Handle all CPP flags.
23053 * tree-vrp.c: Update tree_pass descriptors.
23054 * regrename.c: Update tree_pass descriptors.
23055 * fwprop.c: Update tree_pass descriptors.
23056 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23057 * tree-into-ssa.c: Update tree_pass descriptors.
23058 * tree-dump.c: Update tree_pass descriptors.
23059 * tree-complex.c: Update tree_pass descriptors.
23060 * tree-dump.h: Update tree_pass descriptors.
23061 * see.c: Update tree_pass descriptors.
23062 * cgraphbuild.c: Update tree_pass descriptors.
23063 * tracer.c: Update tree_pass descriptors.
23064 * tree-loop-distribution.c: Update tree_pass descriptors.
23065 * cgraph.c: Update tree_pass descriptors.
23066 * postreload-gcse.c: Update tree_pass descriptors.
23067 * postreload.c: Update tree_pass descriptors.
23068 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23069 * tree-tailcall.c: Update tree_pass descriptors.
23070 * tree-pass.h (tree_opt_pass): Rename to ...
23071 (opt_pass) ... this one; add "type" field and remove letter field.
23072 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23073 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23074 all_lowering_passes): Update declaration.
23075 * ipa-cp.c: Update tree_pass descriptors.
23076 * final.c: Update tree_pass descriptors.
23077 * omp-low.c: Update tree_pass descriptors.
23078 * tree-ssa-dse.c: Update tree_pass descriptors.
23079 * ipa-reference.c: Update tree_pass descriptors.
23080 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23081 * auto-inc-dec.c: Update tree_pass descriptors.
23082 * reorg.c: Update tree_pass descriptors.
23083 * cgraphunit.c: Update tree_pass descriptors.
23084 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23085 * tree-ssa-ccp.c: Update tree_pass descriptors.
23086 * df-core.c: Update tree_pass descriptors.
23087 * mode-switching.c: Update tree_pass descriptors.
23088 * tree-nomudflap.c: Update tree_pass descriptors.
23089 * modulo-sched.c: Update tree_pass descriptors.
23090 * ipa-pure-const.c: Update tree_pass descriptors.
23091 * cse.c: Update tree_pass descriptors.
23092 * web.c: Update tree_pass descriptors.
23093 * tree-stdarg.c: Update tree_pass descriptors.
23094 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23095 * tree-ssa-dom.c: Update tree_pass descriptors.
23096 * tree-nrv.c: Update tree_pass descriptors.
23097 * tree-ssa-alias.c: Update tree_pass descriptors.
23098 * loop-init.c: Update tree_pass descriptors.
23099 * gimple-low.c: Update tree_pass descriptors.
23100 * ipa-inline.c: Update tree_pass descriptors.
23101 * tree-ssa-sink.c: Update tree_pass descriptors.
23102 * global.c: Update tree_pass descriptors.
23103 * ifcvt.c: Update tree_pass descriptors.
23104 * jump.c: Update tree_pass descriptors.
23105 * predict.c: Update tree_pass descriptors.
23106 * tree-ssa-loop.c: Update tree_pass descriptors.
23107 * recog.c: Update tree_pass descriptors.
23108 * dse.c: Update tree_pass descriptors.
23109 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23110 * tree-eh.c: Update tree_pass descriptors.
23111 * regmove.c: Update tree_pass descriptors.
23113 * function.c: Update tree_pass descriptors.
23114 * tree-vectorizer.c: Update tree_pass descriptors.
23115 * gcse.c: Update tree_pass descriptors.
23116 * ipa-type-escape.c: Update tree_pass descriptors.
23117 * tree-if-conv.c: Update tree_pass descriptors.
23118 * init-regs.c: Update tree_pass descriptors.
23119 * ipa.c: Update tree_pass descriptors.
23120 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23121 * rtl-factoring.c: Update tree_pass descriptors.
23122 * lower-subreg.c: Update tree_pass descriptors.
23123 * bt-load.c: Update tree_pass descriptors.
23124 * tree-dfa.c: Update tree_pass descriptors.
23125 * except.c: Update tree_pass descriptors.
23126 * emit-rtl.c: Update tree_pass descriptors.
23127 * cfgexpand.c: Update tree_pass descriptors.
23128 * tree-cfgcleanup.c: Update tree_pass descriptors.
23129 * cfgcleanup.c: Update tree_pass descriptors.
23130 * tree-ssa-pre.c: Update tree_pass descriptors.
23131 * tree-sra.c: Update tree_pass descriptors.
23132 * tree-mudflap.c: Update tree_pass descriptors.
23133 * tree-ssa-copy.c: Update tree_pass descriptors.
23134 * cfglayout.c: Update tree_pass descriptors.
23135 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23136 * tree-ssa-dce.c: Update tree_pass descriptors.
23137 * tree-ssa.c: Update tree_pass descriptors.
23138 * regclass.c: Update tree_pass descriptors.
23139 * integrate.c: Update tree_pass descriptors.
23140 * tree-optimize.c: Update tree_pass descriptors.
23141 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23142 * tree-object-size.c: Update tree_pass descriptors.
23143 * combine.c: Update tree_pass descriptors.
23144 * tree-outof-ssa.c: Update tree_pass descriptors.
23145 * bb-reorder.c: Update tree_pass descriptors.
23146 * stack-ptr-mod.c: Update tree_pass descriptors.
23147 * var-tracking.c: Update tree_pass descriptors.
23148 * tree-profile.c: Update tree_pass descriptors.
23149 * tree-vect-generic.c: Update tree_pass descriptors.
23150 * reg-stack.c: Update tree_pass descriptors.
23151 * sched-rgn.c: Update tree_pass descriptors.
23152 * tree-ssa-structalias.c: Update tree_pass descriptors.
23153 * tree-cfg.c: Update tree_pass descriptors.
23154 * passes.c (current_pass): Update declaration.
23155 (finish_optimization_passes): Update.
23156 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23157 (register_one_dump_file, register_dump_files_1, next_pass_1):
23159 (init_optimization_passes): Update handling of new types.
23160 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23161 * ipa-struct-reorg.c: Update tree_pass descriptors.
23162 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23163 * combine-stack-adj.c: Update tree_pass descriptors.
23164 * cfgrtl.c: Update tree_pass descriptors.
23165 * dce.c: Update tree_pass descriptors.
23166 * tree-ssanames.c: Update tree_pass descriptors.
23168 2008-03-19 Richard Guenther <rguenther@suse.de>
23170 PR middle-end/35609
23171 * tree-ssa.c (walk_data): New structure.
23172 (warn_uninitialized_var): If not always_executed warn with "maybe"
23174 (execute_early_warn_uninitialized): Compute post-dominators.
23175 Initialize always_executed before processing each basic block.
23177 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23180 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23181 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23183 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23185 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23187 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23189 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23191 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23192 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23193 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23194 target after ignore has been set, and move there also the commputation
23195 of subtarget and original_target.
23196 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23197 (LANG_HOOKS_INITIALIZER): Remove it.
23198 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23200 2008-03-18 Richard Guenther <rguenther@suse.de>
23202 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23203 found an expression with constants, note that in the VN for the lhs.
23204 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23205 fold them to constants if possible. Run cleanup_cfg if done so.
23206 (execute_pre): Return todo.
23207 (do_pre): Likewise.
23208 (execute_fre): Likewise.
23209 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23211 (get_prop_source_stmt): Look through pointer conversions.
23213 2008-03-18 Jan Hubicka <jh@suse.cz>
23215 * tree-pretty-print.c: Include predict.h.
23216 (dump_generic_node): Dump predictor.
23217 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23218 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23219 * gimple-low.c (lower_stmt): Likewise.
23220 * expr.c (expand_expr_real): Likewise.
23221 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23223 (build_predict_expr, build_predict_expr): New.
23224 * predict.h (predictor_name, build_predict_expr): Update.
23225 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23226 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23227 * predict.def (PRED_CONTINUE): Update hitrate.
23228 * tree.def (PREDICT_EXPR): Define.
23229 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23230 do not handle BIND_EXPR.
23231 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23232 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23233 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23236 2008-03-18 Michael Matz <matz@suse.de>
23238 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23240 2008-03-18 Richard Guenther <rguenther@suse.de>
23242 * tree-gimple.h (is_gimple_invariant_address): Declare.
23243 (is_gimple_constant): Likewise.
23244 * tree-gimple.c (is_gimple_constant): New function.
23245 (is_gimple_invariant_address): Likewise.
23246 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23247 and is_gimple_invariant_address.
23248 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23250 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23251 an addressable base.
23253 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23255 PR middle-end/35611
23256 * gimplify.c (gimplify_expr): Gimplify second operand of
23259 2008-03-17 Richard Guenther <rguenther@suse.de>
23261 PR tree-optimization/19637
23262 * fold-const.c (fold_unary): Remove restrictions of removing
23263 intermediate pointer-conversions (P2)(P1)P0.
23264 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23265 conversion to void pointer.
23266 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23268 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23271 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23272 emulated thread local variables.
23274 2008-03-16 Richard Guenther <rguenther@suse.de>
23276 PR middle-end/35607
23277 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23278 expand TREE_INVARIANT operations that are not gimple invariant.
23280 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23282 * doc/extend.texi (Alignment): Say that the ABI controls
23283 the __alignof__ for non-strict-alignment targets rather
23284 than being a recommendation.
23286 2008-03-15 Paul Brook <paul@codesourcery.com>
23288 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23290 (arm_output_fn_unwind): Mark functions that can not be unwound.
23292 2008-03-15 Paul Brook <paul@codesourcery.com>
23294 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23295 extension instructions.
23297 2008-03-15 Richard Guenther <rguenther@suse.de>
23299 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23300 and fold constant aggregate refs.
23301 (fold_const_aggregate_ref): Handle string constants
23302 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23303 (evaluate_stmt): Simplify now that ccp_fold folds constant
23306 2008-03-15 Paul Brook <paul@codesourcery.com>
23308 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23309 (extzv): Use gen_extzv_t2.
23310 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23312 2008-03-15 Richard Guenther <rguenther@suse.de>
23314 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23315 (fold_const_aggregate_ref): Likewise.
23316 (get_value): Return NULL if we don't have any values.
23317 (ccp_finalize): Set const_val to NULL after freeing it.
23318 * tree-flow.h (get_symbol_constant_value): Declare.
23319 (fold_const_aggregate_ref): Likewise.
23320 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23322 2008-03-15 Richard Guenther <rguenther@suse.de>
23324 PR middle-end/35593
23325 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23326 to not produce negative array indices if not allowed. Add
23327 parameter to indicate that.
23328 (maybe_fold_offset_to_component_ref): Allow negative array
23329 indices only for the first member of a structure.
23330 (maybe_fold_offset_to_reference): Allow negative array indices.
23331 (maybe_fold_stmt_addition): Likewise.
23333 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23334 Anatoly Sokolov <aesok@post.ru>
23336 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23337 (avr_arch): Add ARCH_AVR6.
23338 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23339 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23340 instead of fixed value 2.
23341 (print_operand_address): Use gs() asm specifier instead of pm().
23342 (avr_assemble_integer): (Ditto.).
23343 (avr_output_addr_vec_elt): (Ditto.).
23344 (print_operand): Handle "!" code.
23345 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23346 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23347 (AVR_HAVE_EIJMP_EICALL): Define.
23348 (AVR_3_BYTE_PC): Redefine.
23349 (AVR_2_BYTE_PC): (Ditto.).
23350 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23351 (LINK_SPEC): Add atmega2560 and atmega2561.
23352 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23354 * config/avr/avr.md (call_insn): Use eicall instead of icall
23355 for 3 byte PC devices.
23356 (call_value_insn): (Ditto.).
23357 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23358 (indirect_jump): Use only for for 2 byte PC devices.
23359 (*tablejump): (Ditto.).
23360 (*indirect_jump_avr6): Add insn.
23361 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23362 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23363 instead of ijmp for 3 byte PC devices.
23364 (__tablejump2__): (Ditto.).
23365 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23366 (MULITLIB_DIRNAMES): (Ditto.).
23367 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23369 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23371 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23372 "sse2_umulsidi3". Use V1DI mode for operand 0.
23373 ("mmx_psadbw"): Use V1DI mode for operand 0.
23374 * config/i386/i386-modes.def (V1SI): New vector mode.
23375 * config/i386/i386.c (struct builtin_description)
23376 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23377 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23378 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23379 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23380 v1di_ftype_v8qi_v8qi type.
23381 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23383 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23384 __builtin_ia32_pmuludq]: Fix the mode of return value.
23386 2008-03-15 Richard Guenther <rguenther@suse.de>
23388 PR middle-end/35595
23389 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23392 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23394 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23395 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23396 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23397 unless TARGET_SERIALIZE_VOLATILE is enabled.
23398 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23399 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23400 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23402 2008-03-14 Richard Guenther <rguenther@suse.de>
23404 PR tree-optimization/34172
23405 * tree-flow.h (refs_may_alias_p): Declare.
23406 (get_single_def_stmt): Likewise.
23407 (get_single_def_stmt_from_phi): Likewise.
23408 (get_single_def_stmt_with_phi): Likewise.
23409 * tree-dfa.c (refs_may_alias_p): New function.
23410 (get_single_def_stmt): Likewise.
23411 (get_single_def_stmt_from_phi): Likewise.
23412 (get_single_def_stmt_with_phi): Likewise.
23413 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23414 (vn_reference_lookup_1): New helper function.
23415 (vn_reference_lookup): Walk the virtual use-def chain to
23416 continue searching for a match if the def does not alias the
23417 reference we are looking for.
23419 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23421 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23422 archive and Perzl. Update The Written Word listing.
23424 2008-03-14 Richard Guenther <rguenther@suse.de>
23426 PR tree-optimization/34043
23427 PR tree-optimization/33989
23428 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23430 (bitmap_find_leader): Use extra argument to verify dominance
23431 relationship inside a basic-block.
23432 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23433 (find_leader_in_sets): Adjust.
23434 (create_component_ref_by_pieces): Take extra argument for
23435 dominance check, handle lookup failures.
23436 (find_or_generate_expression): Likewise.
23437 (create_expression_by_pieces): Likewise.
23438 (insert_into_preds_of_block): Adjust.
23439 (create_value_expr_from): If asked for, verify all operands
23440 are in the blocks AVAIL_OUT set.
23441 (make_values_for_stmt): Check for SSA_NAMEs that are life
23442 over an abnormal edge.
23443 (compute_avail): Remove such check.
23444 (do_SCCVN_insertion): New function.
23445 (eliminate): If we do not find a leader suitable for replacement
23446 insert a replacement expression from SCCVN if available.
23447 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23448 (struct vn_ssa_aux): Add needs_insertion flag.
23449 * tree-ssa-sccvn.c (may_insert): New global flag.
23450 (copy_reference_ops_from_ref): Value-number union member access
23451 based on its size, not type and member if insertion is allowed.
23452 (visit_reference_op_load): For a weak match from union type
23453 punning lookup a view-converted value and insert a SSA_NAME
23454 for that value if that is not found.
23455 (visit_use): Make dumps shorter. Do not disallow value numbering
23456 SSA_NAMEs that are life over an abnormal edge to constants.
23457 (free_scc_vn): Release inserted SSA_NAMEs.
23458 (run_scc_vn): New flag to specify whether insertion is allowed.
23459 Process SSA_NAMEs in forward order.
23460 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23461 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23462 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23463 pointer type to/from integral types that do not change the
23464 precision to regular conversions.
23466 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23468 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23469 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23470 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23471 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23472 input arguments and the mode of return value. Built-in functions
23473 that operate on whole 64-bit MMX register now use V1DI mode.
23475 2008-03-13 Alon Dayan <alond@il.ibm.com>
23476 Olga Golovanevsky <olga@il.ibm.com>
23478 PR tree-optimization/35041
23479 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23480 to locate the right position in a statement.
23482 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23486 * config/i386/xmmintrin.h: Change all static inline functions to
23487 extern inline and add __gnu_inline__ attribute.
23488 * config/i386/bmintrin.h: Ditto.
23489 * config/i386/smmintrin.h: Ditto.
23490 * config/i386/tmmintrin.h: Ditto.
23491 * config/i386/mmintrin-common.h: Ditto.
23492 * config/i386/ammintrin.h: Ditto.
23493 * config/i386/emmintrin.h: Ditto.
23494 * config/i386/pmmintrin.h: Ditto.
23495 * config/i386/mmintrin.h: Ditto.
23496 * config/i386/mm3dnow.h: Ditto.
23498 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23500 PR middle-end/35185
23501 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23502 (lower_omp_2): New function.
23503 (lower_omp_1, lower_omp): Rewritten.
23505 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23508 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23509 with the phrase "Microsoft Windows compilers".
23510 (Push/Pop Macro Pragmas): New subsection. Document
23511 #pragma push_macro and pragma pop_macro.
23513 2008-03-12 Paul Brook <paul@codesourcery.com>
23515 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23517 2008-03-12 Paul Brook <paul@codesourcery.com>
23519 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23520 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23521 (thumb2_addsi_shortim): Rename ...
23522 (thumb2_addsi_short): ... to this. Allow register operands.
23523 (thumb2_subsi_short): New pattern.
23524 (thumb2_one_cmplsi2_short,
23525 thumb2_negsi2_short): New patterns and peepholes.
23527 2008-03-12 Paul Brook <paul@codesourcery.com>
23529 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23531 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23533 * config/i386/i386.md (int_cond): New code iterator.
23535 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23536 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23537 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23538 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23539 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23540 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23541 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23542 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23544 2008-03-12 Paul Brook <paul@codesourcery.com>
23546 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23547 instead of {arm,thumb}_compute_save_reg_mask.
23548 (output_return_instruction): Ditto.
23549 (thumb_unexpanded_epilogue): Ditto.
23550 (thumb1_expand_prologue): Ditto.
23551 (thumb1_output_function_prologue): Ditto.
23552 (arm_set_return_address): Ditto.
23553 (thumb_set_return_address): Ditto.
23554 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23555 regs to achieve stack alignment.
23556 (thumb1_compute_save_reg_mask): Fix compiler warning.
23557 (arm_output_epilogue): Use offsets->saved_regs_mask.
23558 Adjust stack pointer by poping call clobered registers.
23559 (arm_expand_prologue): Use offsets->saved_regs_mask.
23560 Adjust stack pointer by pushing extra registers.
23561 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23563 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23566 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23567 conversion to the operands of a multiplication.
23569 2008-03-12 Richard Guenther <rguenther@suse.de>
23571 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23572 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23573 * timevar.def (TV_TREE_PHIPROP): Add.
23574 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23575 pass description. Use TV_TREE_PHIPROP.
23576 * tree-ssa-forwprop.c: Remove phiprop code.
23578 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23580 PR middle-end/35549
23581 * omp-low.c (maybe_lookup_decl): Constify first argument.
23582 (use_pointer_for_field): Change last argument from bool to
23583 omp_context *. Disallow shared copy-in/out in nested
23584 parallel if decl is shared in outer parallel too.
23585 (build_outer_var_ref, scan_sharing_clauses,
23586 lower_rec_input_clauses, lower_copyprivate_clauses,
23587 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23589 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23590 Ira Rosen <irar@il.ibm.com>
23592 * tree-vectorizer.c (free_stmt_vec_info): New function.
23593 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23594 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23595 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23596 * tree-vect-transform.c (vectorizable_conversion): Free
23597 vec_oprnds0 if it was allocated.
23598 (vect_permute_store_chain): Remove unused VECs.
23599 (vectorizable_store): Free VECs that are allocated in the..
23601 (vect_transform_strided_load, vectorizable_load): Likewise.
23602 (vect_remove_stores): Simplify the code.
23603 (vect_transform_loop): Move code to vect_remove_stores().
23604 Call vect_remove_stores() and free_stmt_vec_info().
23606 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23608 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23609 TARGET_HPUX. Revise comment.
23610 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23611 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23612 Use sr4 variant of `be' instruction when not generating PIC code.
23613 (attr_length_call): Adjust for above change.
23615 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23617 * ipa-reference.c (static_execute): Remove module_statics_const and
23618 associated setting code.
23620 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23623 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23624 predicate for operand 1.
23625 (paritysi2_cmp): Use register_operand predicate for operand 2.
23626 Use earlyclobber modifier for operand 1. Remove support for
23628 (paritydi2_cmp): Use register_operand predicate for operand 3.
23629 Use earlyclobber modifier for operand 1. Remove support for
23632 2008-03-11 Paul Brook <paul@codesourcery.com>
23633 Vladimir Prus <vladimir@codesourcery.com>
23635 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23636 (arm_compute_save_reg0_reg12_mask): Always
23637 check if register 11 must be saved. Always safe hard frame pointer
23638 when frame_pointer_needeed.
23639 (arm_compute_save_reg_mask): Save IP and PC
23640 only with apcs frames.
23641 (arm_output_epilogue): Adjust Thumb2 codepath to
23642 be also invoked and work for ARM non-apcs frames.
23643 (arm_expand_prologue): Don't bother saving IP
23644 for non-apcs frame, since it's not clobbered by
23645 prologue code. Implement non-apcs frame
23648 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23650 PR rtl-optimization/35281
23651 * expr.c (convert_move): Use a new pseudo for the intermediate
23652 from_mode->word_mode result.
23654 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23656 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23657 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23658 * toplev.c (compile_file): Don't call it.
23660 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23662 PR middle-end/35526
23663 * expr.c (store_expr): Call emit_block_move if the mode
23664 of "temp" RTX is BLKmode.
23666 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23667 Richard Guenther <rguenther@suse.de>
23669 PR tree-optimization/31358
23670 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23671 the step with a NULL_TREE.
23672 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23673 to sizetype if type is a pointer type.
23674 (add_candidate_1): Don't convert the base and step to
23675 the generic type if the orginal type is a pointer type.
23676 (add_iv_value_candidates): Use sizetype for the step
23677 if type is a pointer type.
23678 (cand_value_at): Likewise.
23679 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23681 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23682 Don't convert the tem affine to the type.
23683 (add_elt_to_tree): Use sizetype for the step if a pointer.
23684 Use POINTER_PLUS_EXPR for pointers.
23685 (aff_combination_to_tree): Use sizetype for the step if a
23688 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23690 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23691 Remove commutativity hint.
23693 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23697 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23698 errorneous type. Check that v is a VAR_DECL.
23700 PR middle-end/35099
23701 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23703 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23705 PR tree-optimization/35494
23706 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23707 may be overriden at link and run time.
23709 2008-03-10 Richard Guenther <rguenther@suse.de>
23711 PR tree-optimization/34677
23712 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23713 (poolify_tree): Likewise.
23714 (modify_expr_template): Likewise.
23715 (poolify_modify_stmt): Likewise.
23716 (insert_fake_stores): Handle all component-ref style stores
23717 in addition to INDIRECT_REF. Also handle complex types.
23718 Do not poolify the inserted load.
23719 (realify_fake_stores): Do not rebuild the tree but only
23720 make it a SSA_NAME copy.
23721 (init_pre): Remove initialzation of modify_expr_template.
23722 Do not allocate modify_expr_node_pool.
23723 (fini_pre): Do not free modify_expr_node_pool.
23725 2008-03-10 Paul Brook <paul@codesourcery.com>
23727 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23728 to avoid conflicts.
23730 2008-03-10 Paul Brook <paul@codesourcery.com>
23731 Mark Shinwell <shinwell@codesourcery.com>
23733 * config/arm/cortex-r4.md: New.
23734 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23736 * config/arm/arm.md: Include cortex-r4.md.
23737 (insn): Add smmls, sdiv and udiv values.
23738 (generic_sched): Don't use generic scheduling for Cortex-R4.
23739 (arm_issue_rate): New function.
23740 (TARGET_SCHED_ISSUE_RATE): Define.
23742 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23744 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23746 2008-03-10 Richard Guenther <rguenther@suse.de>
23748 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23749 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23751 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23753 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23754 Set default to true.
23756 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23758 * c.opt (Wsynth): Deprecate.
23759 * doc/invoke.texi (Option Summary, Warning Options): Document
23760 -Wno-format-contains-nul.
23762 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23765 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23766 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23768 2008-03-09 Ira Rosen <irar@il.ibm.com>
23770 * config/rs6000/rs6000.c (builtin_description): Rename vector
23771 left shift operations.
23772 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23773 (altivec_vsl<VI_char>): Rename to ...
23774 (ashl<mode>3): ... new name.
23775 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23777 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23779 2008-03-08 Richard Guenther <rguenther@suse.de>
23781 * coverage.h (tree_coverage_counter_addr): Declare.
23782 * coverage.c (tree_coverage_counter_addr): New function.
23783 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23784 before using again.
23785 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23786 (tree_gen_one_value_profiler): Likewise.
23787 (tree_gen_ic_profiler): Likewise.
23788 (tree_gen_average_profiler): Likewise.
23789 (tree_gen_ior_profiler): Likewise.
23791 2008-03-08 Richard Guenther <rguenther@suse.de>
23793 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23794 (vn_binary_op_insert): Likewise.
23795 (vn_unary_op_lookup): Likewise.
23796 (vn_unary_op_insert): Likewise.
23797 (vn_nary_op_lookup): Declare.
23798 (vn_nary_op_insert): Likewise.
23799 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23800 and binary hashes, use a single obstack for unary_op_pool
23801 and binary_op_pool.
23802 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23803 a single struct vn_nary_op_s. Store tree code length and
23804 a variable number of operands.
23805 (struct vn_reference_op_struct): Remove unused op2.
23806 (vn_reference_op_eq): Do not compare op2.
23807 (vn_reference_op_compute_hash): Do not compute hash of op2.
23808 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23809 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23810 with vn_nary_op_compute_hash.
23811 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23812 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23814 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23816 (visit_unary_op): Call nary functions.
23817 (visit_binary_op): Likewise.
23818 (process_scc): Adjust for struct vn_tables_s changes.
23819 (allocate_vn_table): Likewise.
23820 (free_vn_table): Likewise.
23821 * tree-vn.c (vn_add): Call nary functions.
23822 (vn_lookup): Likewise.
23824 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23827 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23828 wdst back after sync_compare_and_swapqhi_internal.
23830 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23833 * config/i386/i386-modes.def (V1DI): New vector mode.
23834 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23835 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23836 (MMXMODE248): Ditto.
23837 (MMXMODE): Add V1DI mode.
23838 (mmxvecsize): Change DI mode to V1DI mode.
23839 ("mov<mode>): Use MMXMODEI8 mode iterator.
23840 ("*mov<mode>_internal_rex64"): Ditto.
23841 ("*mov<mode>_internal"): Ditto.
23842 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23843 ("mmx_sub<mode>3"): Ditto.
23844 ("mmx_adddi3"): Remove insn pattern.
23845 ("mmx_subdi3"): Ditto.
23846 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23847 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23848 ("mmx_ashl<mode>3"): Ditto.
23849 ("mmx_lshrdi3"): Remove insn pattern.
23850 ("mmx_ashldi3"): Ditto.
23851 * config/i386/i386.c (classify_argument): Handle V1DImode.
23852 (function_arg_advance_32): Ditto.
23853 (function_arg_32): Ditto.
23854 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23855 mmx_addv1di3 insn pattern.
23856 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23857 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23858 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23859 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23860 Remove definitions of built-in functions.
23861 (V1DI_type_node): New node.
23862 (v1di_ftype_v1di_int): Ditto.
23863 (v1di_ftype_v1di_v1di): Ditto.
23864 (v2si_ftype_v2si_si): Ditto.
23865 (v4hi_ftype_v4hi_di): Remove node.
23866 (v2si_ftype_v2si_di): Ditto.
23867 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23868 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23869 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23870 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23871 Add new builtins using def_builtin_const.
23872 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23873 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23874 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23875 * config/i386/mmintrin.h (__v1di): New typedef.
23876 (_mm_add_si64): Cast arguments to __v1di type.
23877 (_mm_sub_si64): Ditto.
23878 (_mm_sll_pi16): Cast __count to __v4hi type.
23879 (_mm_sll_pi32): Cast __count to __v2si type.
23880 (_mm_sll_si64): Cast arguments to __v1di type.
23881 (_mm_srl_pi16): Cast __count to __v4hi type.
23882 (_mm_srl_pi32): Cast __count to __v2si type.
23883 (_mm_srl_si64): Cast arguments to __v1di type.
23884 (_mm_sra_pi16): Cast __count to __v4hi type.
23885 (_mm_sra_pi32): Cast __count to __v2si type.
23886 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23887 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23888 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23889 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23890 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23891 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23892 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23893 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23894 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23895 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23896 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23897 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23899 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23901 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23903 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23906 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23907 reg+const addressing for Altivec modes. Don't generate reg+reg
23908 addressing for TFmode or TDmode quantities.
23910 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23912 * c-common.c (vector_types_convertible_p): Call langhook
23913 instead of comptypes.
23915 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23918 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23919 integral and scalar float variables which have a
23922 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23924 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23925 dwarf_register_span hook when emitting unwind information for
23926 register-to-memory saves.
23927 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23928 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23930 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23932 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23933 for the same VAR_DECL.
23935 2008-03-06 Tom Tromey <tromey@redhat.com>
23937 * treelang: Delete.
23938 * doc/standards.texi (Standards): Don't mention treelang.
23939 * doc/invoke.texi (Overall Options): Don't mention treelang.
23940 * doc/install.texi (Prerequisites): Don't mention bison or
23942 (Configuration): Don't mention treelang.
23943 (Building): Likewise.
23944 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23946 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23948 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23949 word-extractions out of a multi-word object.
23951 2008-03-06 Richard Guenther <rguenther@suse.de>
23953 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23954 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23955 result type and precision.
23956 * expr.c (get_inner_reference): Set unsignedp based on the result
23957 type of BIT_FIELD_REF.
23958 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23959 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23960 (try_instantiate_multiple_fields): Likewise. Use the correct type
23962 (sra_build_assignment): Likewise.
23963 (sra_build_elt_assignment): Likewise.
23964 (sra_explode_bitfield_assignment): Likewise.
23965 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23966 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23967 set BIT_FIELD_REF_UNSIGNED.
23968 (vectorizable_load): Likewise.
23970 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23972 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23975 2008-03-06 Richard Guenther <rguenther@suse.de>
23977 * alias.c (struct alias_set_entry): Move has_zero_child field
23978 to pack with alias_set.
23980 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23982 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23985 2008-03-05 Ian Lance Taylor <iant@google.com>
23987 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23989 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23991 * fwprop.c (update_df): Support width and offset parameters of
23993 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23994 global_conflicts): Change DF_REF_EXTRACT to either
23995 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23996 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23997 * df-scan.c (df_ref_record, df_defs_record,
23998 df_ref_create_structure, df_def_record_1, df_uses_record,
23999 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24000 df_bb_refs_collect, df_entry_block_defs_collect,
24001 df_exit_block_uses_collect): Support new width and offset fields.
24002 (ref_extract_pool): New storage pool.
24003 (df_free_ref): New function.
24004 (df_reg_chain_unlink, df_free_collection_rec,
24005 df_sort_and_compress_refs): Call df_free_ref.
24006 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24008 (df_ref_create_structure): Allocate df_ref_extract if offset and
24009 width fields are used.
24010 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24011 (df_uses_record): Get offset and width from ZERO_EXTRACT
24013 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24014 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24015 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24016 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24017 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24018 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24019 (df_ref_extract): New structure.
24020 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24021 (df_ref_create): Add width and offset parameters.
24023 2008-03-05 Richard Guenther <rguenther@suse.de>
24025 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24026 Use ranges_overlap_p.
24027 (offset_overlaps_with_access): Rename
24028 to ranges_overlap_p and move ...
24029 * tree-flow-inline.h (ranges_overlap_p): ... here.
24031 * tree.h (get_inner_reference, handled_component_p): Update
24034 * tree.h (record_component_aliases, get_alias_set,
24035 alias_sets_conflict_p, alias_sets_must_conflict_p,
24036 objects_must_conflict_p): Move declarations ...
24037 * alias.h (record_component_aliases, get_alias_set,
24038 alias_sets_conflict_p, alias_sets_must_conflict_p,
24039 objects_must_conflict_p): ... here.
24040 Include coretypes.h.
24041 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24043 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24045 * cfg.c: Include tree-flow.h.
24046 (remove_edge_raw): Call redirect_edge_var_map_clear.
24047 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24048 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24049 (redirect_edge_var_map_result): New.
24050 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24051 PENDING_STMT use with redirect_edge_var_map_*.
24052 * tree-ssa.c (edge_var_maps): New definition.
24053 (redirect_edge_var_map_add): New.
24054 (redirect_edge_var_map_clear): New.
24055 (redirect_edge_var_map_dup): New.
24056 (redirect_edge_var_map_vector): New.
24057 (redirect_edge_var_map_destroy): New.
24058 (ssa_redirect_edge): Replace PENDING_STMT use with
24059 redirect_edge_var_map_*.
24060 (flush_pending_stmts): Same.
24061 (delete_tree_ssa): Destroy edge var map.
24062 * tree-flow.h (struct _edge_var_map): New.
24063 Define edge_var_map vector type.
24064 Declare redirect_edge_var_map_* prototypes.
24065 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24066 * tree-cfg.c (reinstall_phi_args): Replace
24067 PENDING_STMT use with redirect_edge_var_map_*.
24069 2008-03-05 Richard Guenther <rguenther@suse.de>
24071 PR tree-optimization/35472
24072 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24073 whose single use_stmt has a overlapping set of loaded and
24074 stored symbols as that use_stmt might be a noop assignment then.
24076 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24078 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24080 2008-03-05 Richard Guenther <rguenther@suse.de>
24083 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24084 should be constants.
24085 * tree-cfg.c (verify_expr): Verify it.
24086 * fold-const.c (fold_truthop): Remove code generating
24087 BIT_FIELD_REFs of structure bases.
24088 (fold_binary): Likewise.
24089 (fold_ternary): Position and size of BIT_FIELD_REFs are
24090 always host integers.
24091 (make_bit_field_ref): Remove.
24092 (optimize_bit_field_compare): Remove.
24093 (all_ones_mask_p): Remove.
24095 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24098 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24099 (split_block_and_df_analyze): New. Split basic block and rebuild
24101 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24103 (split_pattern_seq): Likewise.
24104 (erase_matching_seqs): Likewise.
24105 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24107 2008-03-04 Geoff Keating <geoffk@apple.com>
24109 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24110 declaration and code.
24111 (tree_invalid_nonnegative_warnv_p): Likewise.
24113 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24115 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24116 examples. Truncate option-names then causing overfull hbox.
24118 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24121 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24123 * configure: Rebuilt.
24125 2008-03-04 Rafael Espíndola <espindola@google.com>
24127 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24128 (tree_unary_nonnegative_warnv_p): New.
24129 (tree_binary_nonnegative_warnv_p): New.
24130 (tree_single_nonnegative_warnv_p): New.
24131 (tree_invalid_nonnegative_warnv_p): New.
24132 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24134 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24137 * opts.c (handle_option): Postpone 'unknown option' errors only for
24140 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24143 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24146 2008-03-04 Rafael Espíndola <espindola@google.com>
24148 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24149 (tree_binary_nonzero_warnv_p): New.
24150 (tree_single_nonzero_warnv_p): New.
24151 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24153 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24155 PR middle-end/35456
24156 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24157 transformations for modes that have signed zeros.
24158 * ifcvt.c (noce_try_abs): Ditto.
24160 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24162 * config/i386/i386.c (override_options): Force
24163 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24165 2008-03-04 Jan Hubicka <jh@suse.cz>
24168 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24171 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24173 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24174 label to probe the stack.
24176 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24178 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24179 (__gthr_win32_mutex_destroy): Declare.
24180 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24181 __gthr_win32_mutex_destroy.
24182 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24184 2008-03-03 Jan Hubicka <jh@suse.cz>
24187 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24188 aggressive on inlining cold calls.
24190 2008-03-03 Richard Guenther <rguenther@suse.de>
24192 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24193 struct copies into the expression table.
24194 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24195 (try_to_simplify): Likewise.
24196 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24197 integral and pointer arguments which do not change the
24198 precision to NOP_EXPRs.
24199 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24200 VIEW_CONVERT_EXPR case.
24202 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24204 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24205 defined in a loop at depth 0 is invariant.
24206 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24207 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24208 be called at loop depth 0.
24210 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24213 * gcc.c (process_command): Update copyright notice dates.
24214 * gcov.c (print_version): Likewise.
24215 * gcov-dump.c (print_version): Likewise.
24216 * mips-tfile.c (main): Likewise.
24217 * mips-tdump.c (main): Likewise.
24219 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24222 * c-common.c (flag_permissive): Delete.
24223 (constant_expression_warnings): Check flags first.
24224 (constant_expression_error): New.
24225 * c-common.h (flag_permissive): Delete.
24226 (constant_expression_error): Declare.
24227 * flags.h (flag_permissive): Declare. Update description.
24228 * diagnostic.c (pedwarn): Update.
24230 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24231 (permissive_error_kind): New.
24232 * toplev.c (flag_permissive): Define. Update description.
24233 * toplev.h (permissive_error_kind): Declare.
24234 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24235 (pedwarn_c90): Use pedantic_warning_kind.
24236 * c-opts.c (c_common_post_options): flag_permissive does not affect
24237 flag_pedantic_errors.
24239 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24241 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24242 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24243 __absvsi2, __absvDI2): Use unsigned arithmetic.
24245 2008-03-02 Andi Kleen <ak@suse.de>
24246 Richard Guenther <rguenther@suse.de>
24248 * struct-equiv.c: Remove file.
24249 * cfg_cleanup.c (condjump_equiv_p): Remove.
24250 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24251 (struct-equiv.o): Remove rule.
24252 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24253 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24254 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24256 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24258 * ifcvt.c (noce_process_if_block): Try to handle only the then
24259 block if the else block exists but isn't suitable.
24261 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24264 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24265 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24266 regression from previous patch.
24268 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24271 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24273 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24274 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24275 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24276 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24277 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24278 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24279 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24280 (__gthread_mutex_destroy_function): Rename to
24281 __gthread_mutex_destroy.
24282 * gthr-dce.h (__gthread_mutex_destroy): Call
24283 pthread_mutex_destroy.
24284 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24285 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24286 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24288 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24290 * df-scan.c (df_ref_chain_change_bb): Simplify.
24291 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24292 set_block_for_insn if there's any change.
24293 * df.h ((df_insn_change_bb): Fix prototype.
24294 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24295 df_insn_change_bb, don't call set_block_for_insn.
24296 * emit-rtl.c (reorder_insns): Likewise.
24297 * haifa-sched.c (move_insn): Likewise.
24299 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24301 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24303 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24305 * tree-flow-inline.h (next_readonly_imm_use): Return
24306 NULL_USE_OPERAND_P after the end.
24308 2008-03-01 Richard Guenther <rguenther@suse.de>
24310 PR tree-optimization/35411
24311 * tree-sra.c (sra_build_assignment): Split conversion to
24312 final type to a separate statement if we are not assigning
24315 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24317 * fold-const.c (fold_convertible_p): Correct the logic to follow
24318 that in fold_convert().
24320 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24323 * tree-inline.c (build_duplicate_type): When we make a
24324 duplicate type, make it unique in the canonical types system.
24326 2008-02-29 Tom Tromey <tromey@redhat.com>
24328 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24329 input_file_stack_history, input_file_stack_restored): Remove.
24330 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24331 * input.h (struct file_stack): Remove.
24332 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24333 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24335 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24337 (diagnostic_last_module_changed): Add 'map' argument.
24338 (diagnostic_set_last_function): Likewise.
24339 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24340 line map, not input_file_stack.
24341 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24343 2008-02-29 Paul Brook <paul@codesourcery.com>
24345 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24347 2008-02-29 Paul Brook <paul@codesourcery.com>
24349 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24351 2008-02-29 Richard Guenther <rguenther@suse.de>
24353 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24355 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24356 value for comparing for a store match.
24357 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24358 (try_to_simplify): Do not do a full-blown reference lookup.
24360 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24362 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24363 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24365 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24367 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24369 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24370 strides against cache sizes.
24372 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24374 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24377 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24379 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24380 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24381 is smaller than the original promoted value.
24382 (simplify_subreg): If OP is a SUBREG, try to preserve its
24383 SUBREG_PROMOTED_VAR_P information.
24385 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24387 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24388 (VN_INFO_GET): Allocate new objects on the obstack.
24389 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24390 for rpo_numbers_temp, for consistency.
24391 (free_scc_vn): Free the obstack.
24393 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24395 * doc/invoke.texi: Document -ftree-loop-distribution.
24396 * tree-loop-distribution.c: New.
24397 * tree-pass.h (pass_loop_distribution): New.
24398 * graphds.h (struct graph): Add htab_t indices.
24399 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24400 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24401 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24402 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24403 * tree-data-ref.c (debug_data_dependence_relations): New.
24404 (dump_data_dependence_relation): Also print data references.
24405 (free_data_ref): Extern.
24406 (same_access_functions): Moved...
24407 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24408 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24409 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24410 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24411 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24412 (stmts_from_loop): Skip LABEL_EXPR.
24413 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24415 (build_rdg): Initialize rdg->indices htab.
24416 (free_rdg, stores_from_loop, ref_base_address,
24417 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24418 have_similar_memory_accesses_1, ref_base_address_1,
24419 remove_similar_memory_refs): New.
24420 * tree-data-ref.h: Depend on tree-chrec.h.
24421 (debug_data_dependence_relations, free_data_ref): Declared.
24422 (same_access_functions): ... here.
24423 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24425 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24426 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24427 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24428 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24429 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24430 rdg_vertex_for_stmt): Declared.
24431 (struct rdg_edge): Add level.
24433 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24434 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24436 (rdg_has_similar_memory_accesses): New.
24437 * tree-vect-analyze.c: Remove unused static decls.
24438 * lambda.h (dependence_level): New.
24439 * common.opt (ftree-loop-distribution): New.
24440 * tree-flow.h (mark_virtual_ops_in_bb,
24441 slpeel_tree_duplicate_loop_to_edge_cfg,
24442 rename_variables_in_loop): Declared.
24443 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24444 (OBJS-common): Add tree-loop-distribution.o.
24445 (tree-loop-distribution.o): New rule.
24446 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24447 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24448 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24450 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24453 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24454 other than structures and unions.
24456 2008-02-28 Richard Guenther <rguenther@suse.de>
24459 2008-02-26 Richard Guenther <rguenther@suse.de>
24461 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24462 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24463 (lookup_decl_from_uid): Declare.
24464 (remove_decl_from_map): Likewise.
24465 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24466 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24467 (decl_for_uid_map): New global hashtable mapping DECL_UID
24469 (init_ttree): Allocate it.
24470 (insert_decl_to_uid_decl_map): New helper function.
24471 (make_node_stat): Insert new decls into the map.
24472 (copy_node_stat): Likewise.
24473 (lookup_decl_from_uid): New function.
24474 (remove_decl_from_map): Likewise.
24475 (print_decl_for_uid_map_statistics): New helper.
24476 (dump_tree_statistics): Call it.
24478 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24479 (referenced_var_iterator): Adjust.
24480 (FOR_EACH_REFERENCED_VAR): Adjust.
24481 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24482 (num_referenced_vars): Adjust.
24483 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24484 (first_referenced_var): Remove.
24485 (end_referenced_vars_p): Likewise.
24486 (next_referenced_var): Likewise.
24487 (referenced_var_iterator_set): New helper function.
24488 * tree-dfa.c (referenced_var_lookup): Adjust.
24489 (referenced_var_check_and_insert): Likewise.
24490 (remove_referenced_var): Likewise.
24491 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24492 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24493 (verify_call_clobbering): Likewise.
24494 (verify_memory_partitions): Likewise.
24495 (init_tree_ssa): Allocate bitmap instead of hashtable for
24497 (delete_tree_ssa): Adjust.
24498 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24499 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24500 (compute_tag_properties): Likewise.
24501 (set_initial_properties): Likewise.
24502 (find_partition_for): Likewise.
24503 (update_reference_counts): Likewise.
24504 (dump_may_aliases_for): Likewise.
24505 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24506 (add_call_clobber_ops): Likewise.
24507 (add_call_read_ops): Likewise.
24508 (get_asm_expr_operands): Likewise.
24509 * tree-into-ssa.c (dump_decl_set): Likewise.
24510 (update_ssa): Likewise.
24511 * tree-sra.c (scan_function): Likewise.
24512 (decide_instantiations): Likewise.
24513 (scalarize_parms): Likewise.
24514 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24515 (dsa_named_for): Likewise.
24516 * tree-ssa-structalias.c (update_alias_info): Likewise.
24517 (merge_smts_into): Likewise.
24519 2008-02-27 David Daney <ddaney@avtrex.com>
24522 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24523 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24524 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24525 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24526 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24528 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24531 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24532 (BUILT_IN_NEXTTOWARD): Remove.
24533 (BUILT_IN_NEXTTOWARDF): Ditto.
24534 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24535 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24537 2008-02-27 Tom Tromey <tromey@redhat.com>
24539 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24540 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24542 2008-02-27 Jan Beulich <jbeulich@novell.com>
24544 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24545 update the respective field on newdecl.
24547 2008-02-27 Revital Eres <eres@il.ibm.com>
24549 PR rtl-optimization/34999
24550 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24551 crossing edges that ends with a call insn.
24552 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24553 call insn and clear the EDGE_CROSSING flag of the crossing edge
24554 when fixing fallthru edges.
24556 2008-02-27 Richard Guenther <rguenther@suse.de>
24558 PR middle-end/35390
24559 * fold-const.c (fold_unary): Return the correct argument,
24560 converted to the result type.
24562 2008-02-27 Richard Guenther <rguenther@suse.de>
24564 PR middle-end/34971
24565 * expr.c (expand_expr_real_1): Assert on rotates that operate
24567 * fold-const.c (fold_binary): Use the types precision, not the
24568 bitsize of the mode if folding rotate expressions. Build rotates
24569 only for full modes.
24571 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24573 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24574 and CPP_PRAGMA_EOL.
24575 * c-pragma.c (pragma_ns_name): New typedef.
24576 (registered_pp_pragmas): New variable.
24577 (c_pp_lookup_pragma): New function.
24578 (c_register_pragma_1): If flag_preprocess_only, do nothing
24579 for non-expanded pragmas, for expanded ones push pragma's
24580 namespace and name into registered_pp_pragmas vector.
24581 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24582 flag_preprocess_only, don't register GCC pch_preprocess
24583 pragma if flag_preprocess_only.
24584 * c-opts.c (c_common_init): Call init_pragma even if
24585 flag_preprocess_only.
24586 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24587 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24588 cpp_register_pragma if flag_preprocess_only.
24590 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24593 * c-parser.c (c_parser_translation_unit): Warn for empty
24594 translation unit, not empty source file.
24596 2008-02-26 Paul Brook <paul@codesourcery.com>
24598 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24599 operand for Thumb-2.
24600 * config/arm/arm.h (reg_class): Add CORE_REGS.
24601 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24602 (BASE_REG_CLASS): Use CORE_REGS.
24603 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24604 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24605 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24606 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24607 ARM_REGNO_OK_FOR_INDEX_P.
24608 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24609 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24610 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24611 (ldm/stm peepholes): Ditto.
24612 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24613 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24614 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24615 * config/arm/constraints.md: Enable "k" constraint on ARM.
24617 2008-02-27 Ben Elliston <bje@au.ibm.com>
24619 * config/rs6000/rs6000.c: Annotate cache line size field in all
24620 instances of struct processor_costs.
24622 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24624 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24625 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24626 jump_bypass): New counters.
24627 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24628 * dce.c (gate_ud_dce): Same.
24629 (gate_fast_dce): Same.
24630 * dse.c (gate_dse1): New function.
24631 (gate_dse2): New function.
24632 (gate_dse): Merge results of new gate functions.
24633 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24634 (gate_handle_jump_bypass): Add dbg_cnt.
24635 (gate_handle_gcse): Add dbg_cnt.
24636 * ifcvt.c (gate_handle_if_conversion): Same.
24637 (gate_handle_if_after_combine): Same.
24638 (gate_handle_if_after_reload): Same.
24639 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24641 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24643 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24645 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24647 2008-02-26 Jason Merrill <jason@redhat.com>
24650 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24651 alone if it's the naming decl for the type's main variant.
24653 2008-02-26 Tom Tromey <tromey@redhat.com>
24655 * system.h (USE_MAPPED_LOCATION): Poison.
24656 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24657 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24658 (make_goto_expr_edges): Likewise.
24659 (remove_bb): Likewise.
24660 (execute_warn_function_return): Likewise.
24661 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24663 * c-common.c (fname_decl): Remove old location code.
24664 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24666 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24668 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24669 (gen_rtx_ASM_INPUT): Likewise.
24670 (gen_rtx_ASM_INPUT_loc): Likewise.
24671 (get_rtx_asm_OPERANDS): Remove.
24672 * cfglayout.c (insn_locators_alloc): Remove old location code.
24673 (set_curr_insn_source_location): Likewise.
24674 (curr_insn_locator): Likewise.
24675 * print-tree.c (print_node): Remove old location code.
24676 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24677 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24678 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24679 location_from_locus.
24680 (construct_exit_block): Remove old location code.
24681 * emit-rtl.c (force_next_line_note): Remove old location code.
24682 * profile.c (branch_prob): Remove old location code.
24683 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24684 LOC_LINE): Remove old-location variants.
24685 * langhooks.c (lhd_print_error_function): Remove old location
24687 * configure, config.in: Rebuilt.
24688 * configure.ac (--enable-mapped-location): Remove.
24689 * c-decl.c (c_init_decl_processing): Remove old location code.
24690 (finish_function): Likewise.
24691 * recog.c (decode_asm_operands): Remove old location code.
24692 * c-pch.c (c_common_read_pch): Remove old location code.
24693 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24695 * gimple-low.c (lower_function_body): Remove old location code.
24696 * toplev.c (unknown_location): Remove.
24697 (push_srcloc): Remove old-location variant.
24698 (process_options): Remove old location code.
24699 (lang_dependent_init): Likewise.
24700 * input.h (UNKNOWN_LOCATION): Move definition.
24701 (location_t): Undeprecate.
24702 (source_locus): Remove.
24703 (location_from_locus): Remove.
24704 (struct location_s): Remove.
24705 Remove all old-location code.
24706 (input_line, input_filename): Remove.
24707 * final.c (final_scan_insn): Remove old location code.
24708 * diagnostic.c (diagnostic_build_prefix): Remove
24709 USE_MAPPED_LOCATION test.
24710 * tree.h (gimple_stmt) <locus>: Now a location_t.
24711 (tree_exp) <locus>: Likewise.
24712 (DECL_IS_BUILTIN): Remove old-location variant.
24713 (annotate_with_file_line, annotate_with_locus): Likewise.
24714 (expr_locus, set_expr_locus): Update.
24715 * tree.c (build1_stat): Remove old location code.
24716 (last_annotated_node): Remove.
24717 (annotate_with_file_line): Remove old-location variant.
24718 (annotate_with_locus): Likewise.
24719 (expr_location): Remove old location code.
24720 (set_expr_location): Likewise.
24721 (expr_has_location): Likewise.
24722 (expr_locus): Likewise.
24723 (set_expr_locus): Likewise.
24724 (expr_filename): Don't use location_from_locus.
24725 (expr_lineno): Likewise.
24726 * rtl-error.c (location_for_asm): Remove old location code.
24727 * c-lex.c (cb_line_change): Remove old location code.
24728 (fe_file_change): Likewise.
24729 (cb_def_pragma): Likewise.
24730 (c_lex_with_flags): Likewise.
24731 * gengtype.c (do_typedef): Don't special-case location types.
24732 (define_location_structures): Remove.
24733 (main): Don't call define_location_structures.
24734 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24737 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24740 * builtins.def (BUILT_IN_STDARG_START): Remove.
24741 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24742 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24743 * tree-inline.c (inline_forbidden_p_1): Likewise.
24745 2008-02-26 Richard Guenther <rguenther@suse.de>
24747 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24748 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24749 (lookup_decl_from_uid): Declare.
24750 (remove_decl_from_map): Likewise.
24751 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24752 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24753 (decl_for_uid_map): New global hashtable mapping DECL_UID
24755 (init_ttree): Allocate it.
24756 (insert_decl_to_uid_decl_map): New helper function.
24757 (make_node_stat): Insert new decls into the map.
24758 (copy_node_stat): Likewise.
24759 (lookup_decl_from_uid): New function.
24760 (remove_decl_from_map): Likewise.
24761 (print_decl_for_uid_map_statistics): New helper.
24762 (dump_tree_statistics): Call it.
24764 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24765 (referenced_var_iterator): Adjust.
24766 (FOR_EACH_REFERENCED_VAR): Adjust.
24767 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24768 (num_referenced_vars): Adjust.
24769 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24770 (first_referenced_var): Remove.
24771 (end_referenced_vars_p): Likewise.
24772 (next_referenced_var): Likewise.
24773 (referenced_var_iterator_set): New helper function.
24774 * tree-dfa.c (referenced_var_lookup): Adjust.
24775 (referenced_var_check_and_insert): Likewise.
24776 (remove_referenced_var): Likewise.
24777 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24778 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24779 (verify_call_clobbering): Likewise.
24780 (verify_memory_partitions): Likewise.
24781 (init_tree_ssa): Allocate bitmap instead of hashtable for
24783 (delete_tree_ssa): Adjust.
24784 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24785 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24786 (compute_tag_properties): Likewise.
24787 (set_initial_properties): Likewise.
24788 (find_partition_for): Likewise.
24789 (update_reference_counts): Likewise.
24790 (dump_may_aliases_for): Likewise.
24791 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24792 (add_call_clobber_ops): Likewise.
24793 (add_call_read_ops): Likewise.
24794 (get_asm_expr_operands): Likewise.
24795 * tree-into-ssa.c (dump_decl_set): Likewise.
24796 (update_ssa): Likewise.
24797 * tree-sra.c (scan_function): Likewise.
24798 (decide_instantiations): Likewise.
24799 (scalarize_parms): Likewise.
24800 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24801 (dsa_named_for): Likewise.
24802 * tree-ssa-structalias.c (update_alias_info): Likewise.
24803 (merge_smts_into): Likewise.
24805 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24808 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24809 * c-opts.c (c_common_handle_option): Wall enables
24810 Wvolatile-register-var.
24811 * common.opt: Move Wvolatile-register-var to...
24814 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24816 * common.opt (Wlarger-than=): New.
24817 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24819 * opts.c (common_handle_option): Handle -Wlarger-than=.
24820 * optc-gen.awk: Likewise.
24821 * opth-gen.awk: Likewise.
24822 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24823 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24825 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24827 * c-common.c (match_case_to_enum_1): Add appropriate
24828 OPT_W* parameter to warning.
24829 (c_do_switch_warnings): Likewise.
24830 * c-typeck.c (warning_init): Add one more parameter following
24831 'warning' function.
24832 (push_init_level): Update call to warning_init.
24833 (pop_init_level): Likewise.
24834 (add_pending_init): Likewise.
24835 (output_init_element: Likewise.
24837 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24840 * toplev.c (toplev_main): If there are warnings or error, print
24841 errors for ignored options.
24842 * opts.c (ignored_options): New static variable.
24843 (postpone_unknown_option_error): New.
24844 (print_ignored_options): New.
24845 (handle_option): Postpone errors for unknown -Wno-* options.
24846 * opts.h (print_ignored_options): Declare.
24848 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24850 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24853 2008-02-25 Richard Guenther <rguenther@suse.de>
24856 2008-02-25 Richard Guenther <rguenther@suse.de>
24858 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24859 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24860 (lookup_decl_from_uid): Declare.
24861 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24862 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24863 (decl_for_uid_map): New global hashtable mapping DECL_UID
24865 (init_ttree): Allocate it.
24866 (insert_decl_to_uid_decl_map): New helper function.
24867 (make_node_stat): Insert new decls into the map.
24868 (copy_node_stat): Likewise.
24869 (lookup_decl_from_uid): New function.
24870 (print_decl_for_uid_map_statistics): New helper.
24871 (dump_tree_statistics): Call it.
24873 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24874 (referenced_var_iterator): Adjust.
24875 (FOR_EACH_REFERENCED_VAR): Adjust.
24876 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24877 (num_referenced_vars): Adjust.
24878 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24879 (first_referenced_var): Remove.
24880 (end_referenced_vars_p): Likewise.
24881 (next_referenced_var): Likewise.
24882 (referenced_var_iterator_set): New helper function.
24883 * tree-dfa.c (referenced_var_lookup): Adjust.
24884 (referenced_var_check_and_insert): Likewise.
24885 (remove_referenced_var): Likewise.
24886 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24887 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24888 (verify_call_clobbering): Likewise.
24889 (verify_memory_partitions): Likewise.
24890 (init_tree_ssa): Allocate bitmap instead of hashtable for
24892 (delete_tree_ssa): Adjust.
24893 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24894 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24895 (compute_tag_properties): Likewise.
24896 (set_initial_properties): Likewise.
24897 (find_partition_for): Likewise.
24898 (update_reference_counts): Likewise.
24899 (dump_may_aliases_for): Likewise.
24900 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24901 (add_call_clobber_ops): Likewise.
24902 (add_call_read_ops): Likewise.
24903 (get_asm_expr_operands): Likewise.
24904 * tree-into-ssa.c (dump_decl_set): Likewise.
24905 (update_ssa): Likewise.
24906 * tree-sra.c (scan_function): Likewise.
24907 (decide_instantiations): Likewise.
24908 (scalarize_parms): Likewise.
24909 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24910 (dsa_named_for): Likewise.
24911 * tree-ssa-structalias.c (update_alias_info): Likewise.
24912 (merge_smts_into): Likewise.
24914 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24917 * doc/invoke.texi (-fcx-limited-range): Document new option.
24918 * toplev.c (process_options): Handle -fcx-fortran-rules.
24919 * common.opt: Add documentation for -fcx-fortran-rules.
24921 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24924 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24925 actual behaviour and C99.
24927 2008-02-26 Ben Elliston <bje@au.ibm.com>
24929 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24930 (ASM_CPU_POWER6_SPEC): Likewise.
24931 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24932 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24933 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24935 2008-02-25 Richard Guenther <rguenther@suse.de>
24937 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24938 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24939 (lookup_decl_from_uid): Declare.
24940 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24941 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24942 (decl_for_uid_map): New global hashtable mapping DECL_UID
24944 (init_ttree): Allocate it.
24945 (insert_decl_to_uid_decl_map): New helper function.
24946 (make_node_stat): Insert new decls into the map.
24947 (copy_node_stat): Likewise.
24948 (lookup_decl_from_uid): New function.
24949 (print_decl_for_uid_map_statistics): New helper.
24950 (dump_tree_statistics): Call it.
24952 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24953 (referenced_var_iterator): Adjust.
24954 (FOR_EACH_REFERENCED_VAR): Adjust.
24955 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24956 (num_referenced_vars): Adjust.
24957 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24958 (first_referenced_var): Remove.
24959 (end_referenced_vars_p): Likewise.
24960 (next_referenced_var): Likewise.
24961 (referenced_var_iterator_set): New helper function.
24962 * tree-dfa.c (referenced_var_lookup): Adjust.
24963 (referenced_var_check_and_insert): Likewise.
24964 (remove_referenced_var): Likewise.
24965 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24966 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24967 (verify_call_clobbering): Likewise.
24968 (verify_memory_partitions): Likewise.
24969 (init_tree_ssa): Allocate bitmap instead of hashtable for
24971 (delete_tree_ssa): Adjust.
24972 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24973 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24974 (compute_tag_properties): Likewise.
24975 (set_initial_properties): Likewise.
24976 (find_partition_for): Likewise.
24977 (update_reference_counts): Likewise.
24978 (dump_may_aliases_for): Likewise.
24979 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24980 (add_call_clobber_ops): Likewise.
24981 (add_call_read_ops): Likewise.
24982 (get_asm_expr_operands): Likewise.
24983 * tree-into-ssa.c (dump_decl_set): Likewise.
24984 (update_ssa): Likewise.
24985 * tree-sra.c (scan_function): Likewise.
24986 (decide_instantiations): Likewise.
24987 (scalarize_parms): Likewise.
24988 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24989 (dsa_named_for): Likewise.
24990 * tree-ssa-structalias.c (update_alias_info): Likewise.
24991 (merge_smts_into): Likewise.
24993 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24996 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24997 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24998 * alias.h (nonoverlapping_memrefs_p): Likewise.
25000 2008-02-25 Jan Beulich <jbeulich@novell.com>
25002 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25003 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25004 __emultls_get_address, __emultls_register_common,
25005 __floatundi?f, and _Unwind_GetIPInfo.
25006 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25007 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25008 (gen_regparm_prefix): Likewise.
25009 (i386_nlm_encode_section_info): Sync with
25010 config/i386/winnt.c:i386_pe_encode_section_info().
25011 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25012 i386_nlm_mangle_decl_assembler_name): New.
25013 (netware_override_options): New.
25014 * config/i386/netware.h (netware_override_options): Declare.
25015 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25016 (i386_nlm_mangle_decl_assembler_name): Declare.
25017 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25019 2008-02-25 Ben Elliston <bje@au.ibm.com>
25022 * c-decl.c (grokdeclarator): Remove unused local variables
25023 `typedef_type' and `type_as_written'.
25025 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25026 unused local variable `has_hot_blocks'.
25027 (fix_crossing_conditional_branches): Remove unused local variable
25030 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25032 PR middle-end/19984
25033 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25034 using DEF_C99_BUILTIN.
25035 (BUILT_IN_NANF): Ditto.
25036 (BUILT_IN_NANL): Ditto.
25038 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25039 Revital Eres <eres@il.ibm.com>
25041 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25042 regarding the order of two dependent insns in the same row.
25044 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25046 * stor-layout.c (layout_decl): Do not bump the alignment of a
25047 bit-field to more than byte alignment if it is packed.
25049 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25051 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25054 2008-02-24 Diego Novillo <dnovillo@google.com>
25056 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25059 * tree-vrp.c (vrp_evaluate_conditional): With
25060 -Wtype-limits, emit a warning when comparing against a
25061 constant outside the natural range of OP0's type.
25062 * c.opt (Wtype-limits): Move ...
25063 * common.opt (Wtype-limits): ... here.
25065 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25067 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25068 * config/rs6000/e300c2c3.md: New file.
25069 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25071 (rs6000_override_options): Add e300c2 and e300c3 cases to
25072 processor_target_table. Do not allow usage of Altivec or Spe
25073 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25074 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25075 * config/rs6000/rs6000.h (processor_type): Add
25076 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25077 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25078 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25079 and ppce300c3. Include e300c2c3.md.
25081 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25083 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25084 instead of TARGET_STRICT_ALIGN.
25086 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25088 * explow.c (memory_address): Assert that the generated address is
25091 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25094 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25095 * config/darwin-ppc-ldouble-patch.def: New file.
25096 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25097 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25098 SUBTARGET_INIT_BUILTINS if defined.
25099 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25102 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25105 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25106 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25108 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25111 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25112 file" warning condtional on -Winvalid-PCH.
25114 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25116 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25118 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25122 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25123 prevent reload from using MMX registers.
25124 (*mov<mode>_internal): Ditto.
25125 (*movv2sf_internal_rex64): Ditto.
25126 (*movv2sf_internal): Ditto.
25128 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25130 PR documentation/31569
25131 * doc/install.texi2html: Use makeinfo --no-number-sections.
25133 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25135 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25136 ensure that we can address an entire entity > 8 bytes. Don't
25137 generate reg+reg addressing for such data.
25139 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25141 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25142 strings when optimizing for size, unless the target cares about
25145 2008-02-22 Tom Tromey <tromey@redhat.com>
25147 * regclass.c (current_pass): Remove declaration.
25149 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25151 * config/avr/libgcc.S (__RAMPZ__): Define.
25152 (__do_copy_data): Add for devices with 128KB code memory.
25154 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25156 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25158 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25160 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25162 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25165 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25168 * c-typeck.c (build_binary_op): Warn about floating point
25169 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25171 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25174 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25175 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25177 (rs6000_override_options): Set altivec_abi as default, not override,
25178 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25179 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25180 is used; use new member spe_abi.
25181 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25182 spe_abi and altivec_abi.
25184 2008-02-22 Tomas Bily <tbily@suse.cz>
25186 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25188 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25191 * config.build (build_file_translate): Set to `CMD //c' only if
25193 * Makefile.in (build_file_translate): Improve comment.
25195 2008-02-21 Jan Hubicka <jh@suse.cz>
25197 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25198 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25199 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25201 2008-02-21 Michael Matz <matz@suse.de>
25204 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25206 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25208 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25209 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25210 as insn constraint.
25211 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25212 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25213 SSE_VEC_FLOAT_MODE_P as insn constraint.
25214 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25215 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25216 sse4a_movntdf using MODEF mode iterator.
25217 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25218 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25219 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25220 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25221 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25222 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25223 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25225 2008-02-21 Richard Guenther <rguenther@suse.de>
25227 * tree.def (PAREN_EXPR): New tree code.
25228 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25230 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25231 * expr.c (expand_expr_real_1): Likewise.
25232 * tree-inline.c (estimate_num_insns_1): Likewise.
25233 * tree-complex.c (expand_complex_move): Likewise.
25234 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25237 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25240 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25242 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25245 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25247 * config/sh/sh.c (find_barrier): Don't go past
25248 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25250 2008-02-20 DJ Delorie <dj@redhat.com>
25252 * config/h8300/h8300.md (insv): Force source operand to be a register.
25254 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25255 as a jump, not as a plain insn.
25257 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25259 * doc/invoke.texi (Warning Options): Add new option
25260 -Wframe-larger-than=.
25261 (-Wframe-larger-than): Document.
25263 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25264 Add declarations for new option variables.
25266 * final.c (final_start_function): Check the frame size
25267 before emission and issue a Wframe-larger-than warning.
25269 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25270 Add definitions for new option variables.
25271 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25273 * common.opt (Wframe-larger-than=): New option.
25275 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25277 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25278 (<sse>_div<mode>3): Ditto.
25279 (<sse>_vmdiv<mode>3): Ditto.
25280 (<sse>_vmsqrt<mode>2): Ditto.
25281 (*smax<mode>3): Ditto.
25282 (sse5_frcz<mode>2): Ditto.
25283 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25284 as insn constraint.
25286 2008-02-20 Richard Guenther <rguenther@suse.de>
25288 PR middle-end/35265
25289 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25290 be happy with INTEGRAL_TYPE_P.
25292 2008-02-20 Richard Guenther <rguenther@suse.de>
25294 * fold-const.c (split_tree): Associate floatig-point expressions
25295 if flag_associative_math is set.
25297 2008-02-20 Richard Guenther <rguenther@suse.de>
25299 * tree.h (fold_real_zero_addition_p): Declare.
25300 * fold-const.c (fold_real_zero_addition_p): Export.
25301 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25302 floating-point operations with zero and one.
25304 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25306 * doc/install.texi: Correct references to CFLAGS, replacing them
25307 with BOOT_CFLAGS. Document flags used during bootstrap for
25310 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25312 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25313 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25314 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25316 (smin<mode>3): Ditto from similar patterns.
25317 (smax<mode>3): Ditto.
25318 (*ieee_smin<mode>3): Ditto.
25319 (*ieee_smax<mode>3): Ditto.
25320 * config/i386/sse.md (sse): New mode attribute.
25321 (mov<mode>): Macroize expander from movv4sf and movv2df using
25322 SSEMODEF2P mode iterator.
25323 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25324 SSE_VEC_FLOAT_MODE_P as insn constraint.
25325 (storent<mode>): Ditto.
25326 (storent<mode>): Macroize expander from storentsf and storentdf using
25327 MODEF mode iterator.
25328 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25329 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25330 (abs<mode>2): Ditto from similar patterns.
25331 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25332 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25333 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25334 (<sse>_vmsqrt<mode>2): Ditto.
25335 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25336 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25337 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25338 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25339 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25340 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25341 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25343 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25344 iterator and SSE_FLOAT_MODE_P as insn constraint.
25345 (<sse>_ucomi): Ditto from similar patterns.
25346 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25347 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25348 SSE_VEC_FLOAT_MODE_P as insn constraint.
25349 (vcond<mode>): Ditto from similar patterns.
25350 (and<mode>3, *and<mode>3): Ditto.
25351 (<sse>_nand<mode>3): Ditto.
25352 (ior<mode>3, *ior<mode>3): Ditto.
25353 (xor<mode>3, *xor<mode>3): Ditto.
25354 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25355 iterator and SSE_FLOAT_MODE_P as insn constraint.
25356 (*nand<mode>3): Ditto from similar patterns.
25357 (*ior<mode>3): Ditto.
25358 (*xor<mode>3): Ditto.
25360 2008-02-20 Ira Rosen <irar@il.ibm.com>
25362 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25363 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25364 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25366 2008-02-19 Jan Hubicka <jh@suse.cz>
25368 * predict.c (tree_bb_level_predictions): Remove variable next
25369 mistakely introduced by previous commit.
25371 2008-02-19 Jan Hubicka <jh@suse.cz>
25373 * predict.c (predict_paths_leading_to): Rewrite.
25374 (predict_paths_for_bb): New.
25375 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25377 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25380 * Makefile.in (build_file_translate): New.
25381 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25382 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25383 * configure.ac (build_file_translate): Substitute it.
25384 * configure: Regenerate.
25386 2008-02-19 Jan Hubicka <jh@suse.cz>
25388 PR rtl-optimization/34408
25389 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25392 2008-02-19 Jan Hubicka <jh@suse.cz>
25394 PR middle-end/28779
25395 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25398 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25401 * config/i386/i386-modes.def: Revert the last DI alignment
25402 change until Ada people can look into it.
25404 2008-02-19 Nick Clifton <nickc@redhat.com>
25406 * opts.c (print_specific_help): Fix typo in --help text.
25408 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25411 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25412 32-bit inline asm without asm alternatives for host GCC < 3.0.
25414 2008-02-19 Richard Guenther <rguenther@suse.de>
25416 PR tree-optimization/34989
25417 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25418 Allow propagation to INDIRECT_REF if we can simplify only.
25420 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25422 * c-common.c (warn_for_collisions_1): Use appropriate option when
25425 2008-02-19 Nick Clifton <nickc@redhat.com>
25428 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25429 (handle_options): Fix indentation.
25430 (print_filtered_help): If no language-specific options were
25431 displayed tell the user how to list all the options supported by
25432 the language's front-end.
25433 (print_specific_help): Fix indentation and remove duplicate line.
25434 (common_handle_option): Handle the -v option.
25435 For --help enable the display of undocumented options if the -v
25436 switch has been included on the command line.
25437 For --help= check for overlaps in the arguments between the option
25438 classes and the language names and issue a warning when they
25439 cannot be disambiguated.
25440 * c.opt (v): Pass on to the common option handler.
25442 2008-02-19 Revital Eres <eres@il.ibm.com>
25444 * modulo-sched.c (sms_schedule): Change dump message when
25445 create_ddg function fails.
25446 (try_scheduling_node_in_cycle): Rename row to cycle.
25447 (print_partial_schedule): Rename CYCLE to ROW.
25449 2008-02-19 Christian Bruel <christian.bruel@st.com>
25450 Zdenek Dvorak <ook@ucw.cz>
25452 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25454 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25457 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25458 (*x86_movdicc_0_m1_se): Ditto.
25460 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25462 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25463 (CMPtype): Define as __gcc_CMPtype.
25464 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25465 (CMPtype): Define as __gcc_CMPtype.
25467 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25469 Support valgrind 3.3 for --enable-checking=valgrind.
25470 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25472 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25473 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25474 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25475 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25476 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25477 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25478 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25480 * ggc-zone.c: Similar.
25481 * ggc-page.c: Similar.
25483 2008-02-19 Paul Brook <paul@codesourcery.com>
25486 * config/arm/ieee754-df.S: Fix do_it typo.
25487 * config/arm/ieee754-sf.S: Fix do_it typo.
25489 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25492 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25493 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25494 (OPTION_MASK_ISA_SSE_SET): Likewise.
25495 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25496 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25497 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25498 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25499 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25500 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25501 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25502 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25503 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25504 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25505 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25506 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25507 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25508 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25509 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25510 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25511 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25512 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25513 (OPTION_MASK_ISA_SSE4): Removed.
25514 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25515 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25516 (override_options): Don't turn on implied SSE/MMX bits in
25519 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25521 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25524 2008-02-18 Joey Ye <joey.ye@intel.com>
25526 PR middle-end/34921
25527 * tree-nested.c (insert_field_into_struct): Set type alignment
25528 to field alignment if the former is less than the latter.
25530 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25532 * BASE-VER: Set to 4.4.0.
25534 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25536 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25537 * doc/cfg.texi: Likewise.
25538 * doc/extend.texi: Likewise.
25539 * doc/gty.texi: Likewise.
25540 * doc/invoke.texi: Likewise.
25541 * doc/loop.texi: Likewise.
25542 * doc/md.texi: Likewise.
25543 * doc/passes.texi: Likewise.
25544 * doc/rtl.texi: Likewise.
25545 * doc/sourcebuild.texi: Likewise.
25546 * doc/tm.texi: Likewise.
25547 * doc/tree-ssa.texi: Likewise.
25549 2008-02-17 Richard Guenther <rguenther@suse.de>
25551 PR middle-end/35227
25552 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25553 without default definition.
25555 2008-02-17 Richard Guenther <rguenther@suse.de>
25557 PR tree-optimization/35231
25558 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25561 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25564 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25565 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25566 libgcc_cmp_return mode.
25568 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25571 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25573 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25575 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25578 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25580 * doc/c-tree.texi: Use `@.' where appropriate.
25581 * doc/extend.texi: Likewise.
25582 * doc/install.texi: Likewise.
25583 * doc/invoke.texi: Likewise.
25584 * doc/loop.texi: Likewise.
25585 * doc/makefile.texi: Likewise.
25586 * doc/md.texi: Likewise.
25587 * doc/passes.texi: Likewise.
25588 * doc/standards.texi: Likewise.
25589 * doc/tm.texi: Likewise.
25591 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25593 PR middle-end/35196
25594 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25596 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25597 rather than in entry_bb.
25599 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25601 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25602 libgcc_cmp_return mode.
25604 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25606 PR middle-end/35130
25607 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25608 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25610 2008-02-15 Richard Guenther <rguenther@suse.de>
25611 Zdenek Dvorak <ook@ucw.cz>
25613 PR tree-optimization/35164
25614 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25615 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25616 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25617 Only propagate addresses which do not have abnormal SSA_NAMEs
25620 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25623 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25625 2008-02-15 Jan Hubicka <jh@suse.cz>
25627 PR middle-end/35149
25628 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25630 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25632 PR middle-end/34621
25633 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25634 when calculating alignment_pad.
25636 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25638 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25639 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25640 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25641 and STACK_BOUNDARY define.
25643 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25645 PR preprocessor/35061
25646 * c-pragma.c (handle_pragma_pop_macro): Check that
25647 pushed_macro_table has been allocated.
25649 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25651 PR middle-end/35136
25652 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25653 (force_gimple_operand): Likewise.
25654 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25655 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25656 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25657 (find_interesting_uses_address): Check addressability and alignment
25658 of the base expression only after substituting bases of IVs into it.
25660 2008-02-14 Michael Matz <matz@suse.de>
25663 * function.c (instantiate_virtual_regs_in_insn): Reload address
25664 before falling back to reloading the whole operand.
25666 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25668 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25669 before the first section switch note.
25671 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25673 * doc/bugreport.texi: Update copyright years.
25674 * doc/c-tree.texi: Likewise.
25675 * doc/cfg.texi: Likewise.
25676 * doc/cpp.texi: Likewise.
25677 * doc/cppinternals.texi: Likewise.
25678 * doc/fragments.texi: Likewise.
25679 * doc/frontends.texi: Likewise.
25680 * doc/gcc.texi: Likewise.
25681 * doc/gty.texi: Likewise.
25682 * doc/hostconfig.texi: Likewise.
25683 * doc/implement-c.texi: Likewise.
25684 * doc/libgcc.texi: Likewise.
25685 * doc/loop.texi: Likewise.
25686 * doc/makefile.texi: Likewise.
25687 * doc/options.texi: Likewise.
25688 * doc/passes.texi: Likewise.
25689 * doc/rtl.texi: Likewise.
25690 * doc/sourcebuild.texi: Likewise.
25691 * doc/standards.texi: Likewise.
25692 * doc/tree-ssa.texi: Likewise.
25693 * doc/trouble.texi: Likewise.
25695 * doc/extend.texi: Use @: or add comma where appropriate.
25696 * doc/invoke.texi: Likewise.
25697 * doc/tm.texi: Likewise.
25699 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25702 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25705 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25707 * doc/md.texi (clz, ctz): Add reference.
25708 * doc/rtl.texi (clz, ctz): Likewise.
25710 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25713 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25716 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25718 * config/s390/s390.c (struct constant_pool): New field
25719 emit_pool_after added.
25720 (s390_mainpool_start): Set the emit_pool_after flag according
25721 to the section switch notes.
25722 (s390_mainpool_finish): Consider emit_pool_after when emitting
25723 the literal pool at the end of the function.
25724 (s390_chunkify_start): Force literal pool splits at section
25727 2008-02-13 Michael Matz <matz@suse.de>
25730 * var-tracking.c (clobber_variable_part): Correctly traverse the
25733 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25736 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25737 Add -fdump-ipa-inline.
25738 * tree-dump.c (dump_files): Remove tree-inlined dump.
25739 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25741 2008-02-12 Richard Guenther <rguenther@suse.de>
25743 PR tree-optimization/35171
25744 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25747 2008-02-12 Richard Guenther <rguenther@suse.de>
25749 PR middle-end/35163
25750 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25751 value-preserving mode. Disallow final truncation.
25753 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25755 PR middle-end/35136
25756 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25757 code from here to...
25758 (force_gimple_operand): ...here.
25760 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25763 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25764 non-compatible pointers.
25765 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25766 different FIELD_DECLs, try harder by comparing field offsets, sizes
25769 PR inline-asm/35160
25770 * function.c (match_asm_constraints_1): Don't replace the same input
25773 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25775 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25776 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25777 (expand_epilogue): Restore RAMPZ register.
25778 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25780 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25782 * config/i386/cygwin.asm: (__alloca): Correct calling
25783 convention and alignment.
25784 (__chkstk): Force 8 byte stack alignment.
25786 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25787 Richard Guenther <rguenther@suse.de>
25789 PR tree-optimization/33992
25790 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25791 the zero we compare against.
25793 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25795 PR libfortran/35063
25796 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25797 to CloseHandle after unlocking to prevent accumulation of handle
25800 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25802 PR middle_end/34150
25803 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25804 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25805 and update LABEL_NUSES during and after reload.
25807 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25809 PR middle-end/34627
25810 * combine.c (simplify_if_then_else): Make sure the comparison is
25811 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25813 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25816 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25817 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25818 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25819 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25820 * tree.h (get_type_static_bounds): Likewise.
25822 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25824 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25825 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25826 Make -Wfoo language annotations match what the compiler outputs.
25828 2008-02-08 Sa Liu <saliu@de.ibm.com>
25830 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25831 intrinsics spu_convts, spu_convtu, spu_convtf.
25833 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25835 * doc/extend.texi (Function Attributes) <noinline>: Mention
25836 asm ("") as method to keep calls.
25838 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25841 * doc/options.texi (Options): Replace references to opts.sh with
25843 * opts-common.c: Likewise.
25844 * optc-gen.awk: Likewise.
25846 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25848 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25850 2008-02-07 Richard Henderson <rth@redhat.com>
25853 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25854 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25857 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25859 PR tree-optimization/35085
25860 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25861 for operand entry oe2 in addition to operand entry oe3 in order to
25862 expose more opportunities for vectorizer sum reduction.
25864 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25867 * Makefile.in (LIBS): Remove $(GMPLIBS).
25868 (cc1-dummy, cc1): Add $(GMPLIBS).
25870 2008-02-06 Jan Hubicka <jh@suse.cz>
25873 * i386.md (moddf_integer): Do not produce partial memory stalls for
25874 targets where it hurts.
25876 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25879 * optabs.c (expand_float): Do not check for decimal modes when
25880 expanding unsigned integer through signed conversion.
25882 2008-02-06 Nick Clifton <nickc@redhat.com>
25884 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25885 inside the clobber with a match_operand and duplicated operand
25886 number in the constraint.
25887 (ineqbranchsi): Delete redundant comment.
25889 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25891 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25892 builtin_define ("__USE_INIT_FINI__").
25893 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25895 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25897 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25899 PR documentation/30330
25900 * doc/invoke.texi (C++ Dialect Options)
25901 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25902 For each warning option -Wfoo that allows -Wno-foo, ensure both
25903 -Wfoo and -Wno-foo are listed in the option index. Fix index
25904 entry of -Wswitch-default, index -Wnormalized= including the
25905 `=', and -Wlarger-than-@var{len} including @var{len}.
25907 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25909 * config/i386/i386.md (floatunssisf2): Use
25910 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25911 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25912 Macroize expander using MODEF mode iterator.
25914 2008-02-05 Diego Novillo <dnovillo@google.com>
25916 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25919 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25921 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25924 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25926 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25929 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25930 to indicate if a message should be generated.
25931 (init_cumulative_args): Updated.
25932 (function_value_32): Likewise.
25934 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25936 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25938 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25941 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25942 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25944 2008-02-04 Diego Novillo <dnovillo@google.com>
25946 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25949 * tree-vrp.c (vrp_evaluate_conditional): With
25950 -Wtype-limits, emit a warning when comparing against a
25951 constant outside the natural range of OP0's type.
25953 2008-02-04 Richard Guenther <rguenther@suse.de>
25955 PR middle-end/33631
25956 * expr.c (count_type_elements): Give for unions instead of
25959 2008-02-04 Richard Guenther <rguenther@suse.de>
25961 PR middle-end/35043
25962 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25963 to TYPE_DOMAINs base type instead of using bitsizetype here.
25965 2008-02-03 Jason Merrill <jason@redhat.com>
25967 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25969 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25972 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25973 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25974 (RS/6000 and PowerPC Options): Fix typos and markup.
25975 * doc/passes.texi (Tree-SSA passes): Likewise.
25977 2008-02-02 Michael Matz <matz@suse.de>
25980 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25981 from record_last_reg_set_info.
25982 (record_last_reg_set_info): Take an RTX argument, iterate over all
25983 constituent hardregs.
25984 (record_last_set_info, record_opr_changes): Change calls to
25985 new signature or to record_last_reg_set_info_regno.
25987 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25989 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25991 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25993 PR rtl-optimization/34773
25994 * reg-notes.def (EQUAL): Mention significance of combination of
25995 REG_EQUAL and REG_RETVAL.
25996 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25997 insn that has a REG_RETVAL.
25999 2008-02-01 Roger Sayle <roger@eyesopen.com>
26002 * configure.ac (--enable-fixed-point): Disable unless explicitly
26004 * configure: Regenerate.
26006 2008-02-01 Richard Guenther <rguenther@suse.de>
26009 * invoke.texi (-finline-limit): Remove no longer true parts
26010 of the documentation. Note that there is no default value.
26012 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26013 Mark Mitchell <mark@codesourcery.com>
26014 Ben Elliston <bje@au.ibm.com>
26017 * doc/extend.texi (Other Builtins): Document.
26019 2008-01-31 Tom Browder <tom.browder@gmail.com>
26021 * doc/c-tree.texi (Types): Fix grammar.
26022 (Expression trees): Ditto.
26023 * doc/passes.texi (Tree-SSA passes): Ditto.
26025 * doc/configterms.texi (Configure Terms): Fix typo.
26026 * doc/cpp.texi (Common Predefined Macros): Ditto.
26027 * doc/md.texi (Machine Constraints): Ditto.
26029 * doc/makefile.texi (Makefile): Add comma.
26031 2008-01-31 Tom Browder <tom.browder@gmail.com>
26032 Gerald Pfeifer <gerald@pfeifer.com>
26034 * doc/sourcebuild.texi (Front End): Remove references to CVS
26035 and CVSROOT/modules.
26036 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26037 (Back End): Remove reference to CVS.
26039 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26042 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26044 (mips16_gp_pseudo_reg): ...here.
26045 * config/mips/mips.md (load_const_gp): Replace with...
26046 (load_const_gp_<mode>): ...this :P-based insn.
26048 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26050 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26051 options. Minor fixes.
26052 (-std): Move reference to standards closer to where language
26053 standards are first mentioned.
26055 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26057 PR rtl-optimization/34995
26058 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26059 parameter and return a bool. If the rtx parameter is nonnull,
26060 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26061 (find_reloads): Update call accordingly. Pass the new operand
26062 if it needed no address reloads, otherwise pass null.
26064 2008-01-30 Richard Henderson <rth@redhat.com>
26067 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26068 for unbounded arrays.
26070 2008-01-30 Silvius Rus <rus@google.com>
26072 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26074 2008-01-30 Jan Hubicka <jh@suse.cz>
26077 * i386.c (init_cumulative_args): Use real function declaration when
26080 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26082 PR rtl-optimization/34998
26083 * global.c (build_insn_chain): Treat non-subreg_lowpart
26084 SUBREGs of pseudos as clobbering all the words covered by the
26085 SUBREG, not just all the bytes.
26086 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26087 original df_ref rather than an extract parameter.
26088 (global_conflicts): Update call accordingly.
26090 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26092 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26093 the overflow check to make it easier to read.
26094 (__fixtfdi): Change the type of the ll member in union
26095 long_double to UDItype_x.
26097 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26099 PR middle-end/34969
26100 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26101 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26102 * tree-inline.c (fold_marked_statements): Call
26103 cgraph_update_edges_for_call_stmt if folding a call statement.
26104 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26105 debug_generic_stmt calls, reset it back afterwards.
26108 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26110 * c-typeck.c (build_external_ref): Don't pedwarn about
26111 static vars in current function's scope.
26113 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26115 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26117 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26120 * ipa-struct-reorg.c: Fix spelling.
26121 * params.def: Ditto.
26123 2008-01-29 Richard Guenther <rguenther@suse.de>
26125 PR middle-end/35006
26126 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26128 * tree-inline.c (remap_type): Increment remapping_type_depth
26129 around remapping types.
26130 (copy_body_r): Only add referenced variables if they are referenced
26131 from code, not types.
26133 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26144 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26145 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26147 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26150 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26151 pointer for tiny stack.
26153 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26155 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26157 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26159 * config/vx-common.h: Fix typo in comment.
26161 2008-01-28 Ian Lance Taylor <iant@google.com>
26165 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26166 coalesce pointers if they have different DECL_NO_TBAA_P values.
26167 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26168 between variables with different DECL_NO_TBAA_P values.
26170 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26173 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26174 are not legitimate small data references on SPE targets.
26176 2008-01-28 David Daney <ddaney@avtrex.com>
26178 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26180 2008-01-28 David Daney <ddaney@avtrex.com>
26182 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26184 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26186 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26187 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26188 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26189 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26190 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26191 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26192 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26193 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26195 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26197 * basic-block.h (condjump_equiv_p): Fix comment.
26199 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26201 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26202 print_generic_stmt_indented): Fix comment.
26204 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26206 * configure.ac (__stack_chk_fail): Add detecion for availability
26207 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26208 * configure: Regenerate.
26210 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26212 PR middle-end/34688
26213 * final.c (output_addr_const): Handle TRUNCATE.
26215 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26218 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26219 (zero_cost, infinite_cost): New constants.
26220 (struct cost_pair): Change type of cost to comp_cost.
26221 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26222 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26224 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26225 split_address_cost, ptr_difference_cost, difference_cost,
26226 get_computation_cost_at, get_computation_cost,
26227 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26228 determine_use_iv_cost_condition, determine_use_iv_costs,
26229 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26230 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26231 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26232 Change type of cost to comp_cost.
26233 (determine_iv_cost): Increase cost of non-original ivs, instead
26234 of decreasing the cost of original ones.
26235 (get_address_cost): Indicate the complexity of the addressing mode
26237 (try_add_cand_for): Prefer using ivs not specific to some object.
26238 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26240 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26241 Janis Johnson <janis187@us.ibm.com>
26244 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26245 (TARGET_INSTANTIATE_DECLS): Likewise.
26246 * target.h (expand_to_rtl_hook): New target hook.
26247 (instantiate_decls): Likewise.
26248 * function.c (instantiate_decl): Make non-static. Rename to...
26249 (instantiate_decl_rtl): ... this.
26250 (instantiate_expr): Use instantiate_decl_rtl.
26251 (instantiate_decls_1): Likewise.
26252 (instantiate_decls): Likewise.
26253 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26254 * function.h (instantiate_decl_rtl): Add prototype.
26255 * cfgexpand.c (target.h): New include.
26256 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26257 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26258 (TARGET_INSTANTIATE_DECLS): Likewise.
26259 (TARGET_INITIALIZER): New target hooks added.
26260 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26262 * config/rs6000/rs6000.c (tree-flow.h): New include.
26263 (machine_function): Add sdmode_stack_slot field.
26264 (rs6000_alloc_sdmode_stack_slot): New function.
26265 (rs6000_instantiate_decls): Likewise.
26266 (rs6000_secondary_memory_needed_rtx): Likewise.
26267 (rs6000_check_sdmode): Likewise.
26268 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26269 (TARGET_INSTANTIATE_DECLS): Likewise.
26270 (rs6000_hard_regno_mode_ok): Allow SDmode.
26271 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26272 (rs6000_emit_move): Handle SDmode.
26273 (function_arg_advance): Likewise.
26274 (function_arg): Likewise.
26275 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26276 SDmode var args for 32-bit compiles.
26277 (rs6000_secondary_reload_class): Handle SDmode.
26278 (rs6000_output_function_epilogue): Likewise.
26279 (rs6000_function_value): Simplify if statement.
26280 (rs6000_libcall_value): Likewise.
26281 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26282 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26283 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26284 (movsd_hardfloat): New define_insn.
26285 (movsd_softfloat): Likewise.
26286 (movsd_store): Likewise.
26287 (movsd_load): Likewise.
26288 (extendsddd2): Likewise.
26289 (extendsdtd2): Likewise.
26290 (truncddsd2): Likewise.
26291 (movdd_hardfloat64): Fixup comment.
26292 (UNSPEC_MOVSD_LOAD): New constant.
26293 (UNSPEC_MOVSD_STORE): Likewise.
26295 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26298 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26300 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26301 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26302 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26303 and TRUTH_XOR_EXPR.
26305 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26308 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26309 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26310 __LONGDOUBLE128 too.
26311 * config/rs6000/aix61.h: New file.
26313 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26315 PR rtl-optimization/34959
26316 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26317 popcount and parity rtxes the same mode as their operand.
26318 Truncate or extend the result to the return value's mode
26321 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26324 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26325 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26326 to GOT_VERSION_REGNUM.
26327 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26328 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26329 * config/mips/mips.c (mips_emit_call_insn): New function.
26330 (mips_call_tls_get_addr): Call mips_expand_call directly.
26331 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26333 (mips16_build_call_stub): Likewise. Return the call insn or null.
26334 (mips_expand_call): Update the call to mips16_build_call_stub
26335 accordingly and a remove redundant condition. Assert that MIPS16
26336 stubs do not use lazy binding. Use mips_emit_call_insn and return
26338 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26340 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26341 (mips_avoid_hazard): Remove hazard_set handling.
26342 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26343 (UNSPEC_RESTORE_GP): ...this.
26344 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26345 (FAKE_CALL_REGNO): Rename to...
26346 (GOT_VERSION_REGNUM): ...this.
26347 (type): Add "ghost" value. Add an associated insn reservation.
26348 (hazard_set): Remove.
26349 (exception_receiver): Rename to...
26350 (restore_gp): ...this and update the unspec identifier accordingly.
26351 (exception_receiver, nonlocal_got_receiver): New expanders.
26352 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26353 FAKE_CALL_REGNO. Remove hazard_set attribute.
26354 (set_got_version, update_got_version): New patterns.
26356 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26359 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26361 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26364 * doc/install.texi2html: Generate gcc-vers.texi.
26366 2008-01-25 DJ Delorie <dj@redhat.com>
26368 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26370 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26372 * config/c4x: Remove directory.
26373 * config.gcc (crx-*, mt-*): Mark obsolete.
26374 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26375 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26376 sh-*-rtemscoff*): Remove cases.
26377 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26378 * real.c (encode_c4x_single, decode_c4x_single,
26379 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26380 c4x_extended_format): Remove.
26381 * real.h (c4x_single_format, c4x_extended_format): Remove.
26382 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26384 (Pragmas): Remove comment about c4x pragmas.
26385 * doc/install.texi (c4x): Remove target-specific instructions.
26386 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26387 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26388 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26389 refer to C4x source files as examples.
26390 (C4X_FLOAT_FORMAT): Remove documentation.
26392 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26394 * config/bfin/bfin.c (override_options): Reorder tests so that
26395 flag_pic gets enabled for -msep-data.
26397 2008-01-25 Richard Guenther <rguenther@suse.de>
26399 PR middle-end/32244
26400 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26401 to its bitfield precision if required.
26403 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26405 PR middle-end/33880
26406 * tree-nested.c (walk_omp_for): New function.
26407 (convert_nonlocal_reference, convert_local_reference): Call
26408 walk_omp_for on OMP_FOR.
26409 (convert_call_expr): Call walk_body on OMP_FOR's
26410 OMP_FOR_PRE_INIT_BODY.
26412 2008-01-25 Richard Guenther <rguenther@suse.de>
26414 PR tree-optimization/34966
26415 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26416 default defs and PHI_NODEs we have to insert after the
26417 defining statement.
26419 2008-01-24 Nick Clifton <nickc@redhat.com>
26421 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26422 Provide a default definition.
26423 (LIBGCC2_UNITS_PER_WORD): Likewise.
26425 * config/stormy16/stormy16.c: Include df.h for the prototype
26426 for df_regs_ever_live_p.
26427 (xstormy16_expand_builtin_va_start): Convert the stack offset
26428 into a component_ref and then use POINTER_PLUS_EXPR to add it
26429 to the incoming_virtual_args_rtx.
26430 (xstormy16_gimplify_va_arg_expr): Rename to
26431 xstormy16_gimplify_va_arg_expr.
26432 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26433 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26434 xstormy16_gimplify_va_arg_expr.
26435 Fix up some formatting issues.
26437 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26438 Move to predicates.md.
26439 (xs_hi_general_operand): Likewise.
26440 (xs_hi_nonmemory_operand): Likewise.
26441 * config/stormy16/predicates.md:
26442 (xstormy16_carry_plus_operand): New predicate.
26443 (xs_hi_general_operand): New predicate.
26444 (xs_hi_nonmemory_operand): New predicate.
26445 * config/stormy16/stormy16-protos.h:
26446 (xstormy16_carry_plus_operand): Delete prototype.
26447 (xs_hi_general_operand): Likewise.
26448 (xs_hi_nonmemory_operand): Likewise.
26450 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26451 modifiers as they are no longer needed and they can trigger
26452 reload spill failures.
26454 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26455 with a match_operand in order to help reload.
26457 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26458 constraint with 'e' for the 8th alternative as this version of
26459 the mov.w instruction only accepts the lower 8 registers.
26461 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26464 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26465 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26468 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26470 PR middle-end/33333
26471 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26473 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26475 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26477 (remove_structure): Update allocations list before removing structure.
26479 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26481 * ipa-struct-reorg.c (is_safe_cond_expr,
26482 create_new_stmts_for_cond_expr): Use integer_zerop function,
26483 that recognize not only zero-pointer, but zero-integer too.
26485 2008-01-25 Ben Elliston <bje@au.ibm.com>
26488 * fixproto: Escape "." in sed expression that strips leading "./".
26490 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26493 * gcc.c (SWITCH_OK): Removed.
26494 (SWITCH_LIVE): Changed to bit.
26495 (SWITCH_FALSE): Likewise.
26496 (SWITCH_IGNORE): Likewise.
26497 (switchstr): Change live_cond to unsigned int.
26498 (process_command): Replace SWITCH_OK with 0.
26499 (do_self_spec): Likewise.
26500 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26501 (give_switch): Likewise.
26502 (used_arg): Likewise.
26503 (do_spec_1): Set the SWITCH_IGNORE bit.
26504 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26505 bits. Set the SWITCH_LIVE bit.
26507 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26509 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26511 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26513 PR tree-optimization/34472
26514 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26515 parameter to a "bool *" and set *DATA to false if there is
26516 an unsafe access. Do not delete the structure here.
26517 (check_cond_exprs): Delete it here instead.
26518 (check_cond_exprs, exclude_cold_structs): Do not increase
26519 I when removing a structure.
26521 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26524 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26525 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26527 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26529 PR middle-end/34934
26530 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26531 a fixed vector for stack.
26533 2008-01-24 Ben Elliston <bje@au.ibm.com>
26536 * doc/gcc.texi (Software development): Add a direntry for g++.
26538 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26540 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26541 stale and straggling -fforce-addr comments above.
26543 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26545 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26546 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26548 2008-01-23 Michael Matz <matz@suse.de>
26551 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26554 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26556 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26557 malloc result type.
26559 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26561 * config/avr/avr.c (avr_current_arch): New variable.
26562 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26563 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26564 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26565 (avr_override_options): Init 'avr_current_arch'.
26566 (base_arch_s): Move from here...
26567 * config/avr/avr.h (base_arch_s): ... here. Add new members
26568 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26569 'mega' to 'have_jmp_call'.
26570 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26571 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26573 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26575 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26576 MULTILIB_MATCHES): Ditto.
26578 2008-01-23 Richard Guenther <rguenther@suse.de>
26580 PR middle-end/31529
26581 * cgraphunit.c (cgraph_reset_node): Always mark the node
26582 not reachable if it is not queued already.
26584 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26586 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26587 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26588 (cputype_selected): New static variable.
26589 (bfin_handle_option): Set it if -mcpu is used.
26590 (override_option): Select default set of workarounds if no cpu type
26591 selected on the command line.
26592 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26594 From Michael Frysinger <michael.frysinger@analog.com>
26595 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26596 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26598 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26599 for bf547, bf523, bf524, and bf526.
26600 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26602 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26603 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26604 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26605 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26606 * doc/invoke.texi (Blackfin Options): Document that
26607 -mcpu now accept bf547, bf523, bf524, and bf526.
26609 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26611 PR rtl-optimization/34628
26612 * combine.c (try_combine): Stop and undo after the first combination
26613 if an autoincrement side-effect on the first insn has effectively
26616 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26619 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26620 Offset addresses are not valid for Altivec or paired float modes.
26622 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26625 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26626 if DECL_INITIAL (decl) is error_mark_node.
26629 * c-common.c (handle_vector_size_attribute): Only allow
26630 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26631 the same way as pointer, array etc. types.
26632 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26635 * tree.c (build_type_attribute_qual_variant): Call
26636 build_qualified_type if attributes are equal, but quals are not.
26638 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26641 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26642 * flags.h (warn_strict_aliasing): Remove.
26643 (warn_strict_overflow): Remove.
26644 * opts.c (warn_strict_aliasing): Remove.
26645 (warn_strict_overflow): Remove.
26646 * c-opts.c (c_common_handle_option): -Wall only sets
26647 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26648 (c_common_post_options): Give default values to -Wstrict-aliasing
26649 and -Wstrict-overflow if they are uninitialized.
26650 * common.opt (Wstrict-aliasing): Specify Var and Init.
26651 (Wstrict-overflow): Likewise.
26653 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26655 PR rtl-optimization/26854
26656 PR rtl-optimization/34400
26657 PR rtl-optimization/34884
26658 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26660 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26661 (df_rd_bb_info.expanded_lr_out): Deleted
26662 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26663 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26664 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26665 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26666 Removed code to allocate, initialize or free expanded_lr_out.
26667 (df_rd_bb_local_compute_process_def): Restructured to make more
26669 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26670 sets if the sets are being trimmed.
26672 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26675 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26676 (as_vers): Likewise.
26677 * configure: Regenerated.
26679 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26681 PR middle-end/33092
26682 * tree-pass.h (pass_build_alias): New pass.
26683 * tree-ssa-alias.c (gate_build_alias): New.
26684 (pass_build_alias): New.
26685 * passes.c (init_optimization_passes): Add pass_build_alias after
26686 pass_create_structure_vars.
26688 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26690 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26691 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26692 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26693 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26694 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26695 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26696 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26697 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26698 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26699 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26700 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26701 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26702 * config/s390/s390.md (FP_ALL): New mode iterator.
26703 (_d): New mode attribute.
26704 ("*signbit<mode>2>"): Changed mode of first operand.
26705 ("isinf<mode>2"): Changed mode of first operand.
26706 ("*TDC_insn"): Adaptation for DFP modes.
26708 2008-01-22 Ben Elliston <bje@au.ibm.com>
26710 * tree.c (check_qualified_type): Improve function description.
26712 2008-01-21 Jason Merrill <jason@redhat.com>
26715 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26716 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26719 2008-01-21 DJ Delorie <dj@redhat.com>
26721 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26724 2008-01-21 Richard Guenther <rguenther@suse.de>
26726 PR middle-end/34856
26727 * tree-cfg.c (verify_expr): Allow all invariant expressions
26728 instead of just constant class ones as reference argument.
26729 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26730 like any other constant.
26731 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26733 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26735 * regmove.c (fixup_match_1): Update call crossed frequencies.
26737 2008-01-21 Richard Guenther <rguenther@suse.de>
26740 * tree-inline.c (setup_one_parameter): Deal with mismatched
26741 types using a VIEW_CONVERT_EXPR.
26743 2008-01-21 Alon Dayan <alond@il.ibm.com>
26744 Olga Golovanevsky <olga@il.ibm.com>
26746 PR tree-optimization/34701
26747 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26748 when the structure size is not a power of 2.
26750 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26752 * doc/install.texi: Add doc for --enable-checking=df.
26754 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26756 PR rtl-optimization/34808
26757 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26759 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26761 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26764 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26766 PR rtl-optimization/26854
26767 PR rtl-optimization/34400
26768 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26770 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26771 (df_rd_bb_info.expanded_lr_out): New.
26772 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26773 * loop_iv.c (iv_analysis_loop_init): Ditto.
26774 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26775 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26776 Added code to allocate, initialize or free expanded_lr_out.
26777 (df_rd_bb_local_compute_process_def): Restructured to make
26778 more understandable.
26779 (df_rd_confluence_n): Add code to do nothing with fake edges and
26780 code to no apply invalidate_by_call sets if the sets are being trimmed.
26781 (df_lr_local_finalize): Renamed to df_lr_finalize.
26782 (df_live_local_finalize): Renamed to df_live_finalize.
26784 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26787 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26788 deciding whether to use reciprocal instructions.
26790 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26792 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26793 dwarf2out_note_section_used if cold_text_section is NULL.
26795 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26797 PR gcov-profile/34610
26798 * tree-cfg.c (make_edges): Mark both outgoing edges from
26799 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26800 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26801 from OMP_FOR and OMP_CONTINUE outgoing edges.
26803 * tree-profile.c (tree_profiling): Return early if
26804 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26806 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26807 from cfun to child_cfun.
26808 * function.h (struct function): Add after_tree_profile bit.
26810 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26812 * config/avr/avr.S (_exit): Disable interrupt.
26814 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26815 Steven Bosscher <stevenb.gcc@gmail.com>
26817 PR rtl-optimization/26854
26818 PR rtl-optimization/34400
26819 * df-problems.c (df_live_scratch): New scratch bitmap.
26820 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26821 (df_live_reset): Clear the proper bitmaps.
26822 (df_live_bb_local_compute): Only process the artificial defs once
26823 since the order is not important.
26824 (df_live_init): Init the df_live sets only with the variables
26825 found live by df_lr.
26826 (df_live_transfer_function): Use the df_lr sets to prune the
26827 df_live sets as they are being computed.
26828 (df_live_free): Free df_live_scratch.
26830 2008-01-18 Ian Lance Taylor <iant@google.com>
26832 * common.opt: Add fmerge-debug-strings.
26833 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26834 flag_merge_debug_strings rather than flag_merge_constants.
26835 * doc/invoke.texi (Option Summary): Mention
26836 -fmerge-debug-strings.
26837 (Debugging Options): Document -fmerge-debug-strings.
26839 2008-01-18 Ian Lance Taylor <iant@google.com>
26842 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26843 (struct tree_function_decl): Add new field operator_new_flag.
26844 * tree-inline.c (expand_call_inline): When inlining a call to
26845 operator new, force the return value to go into a variable, and
26846 set DECL_NO_TBAA_P on that variable.
26847 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26849 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26852 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26853 DWARF2_DEBUGGING_INFO.
26854 (dwarf2out_note_section_used): Ditto. Add prototype.
26855 (have_multiple_function_sections, text_section_used,
26856 cold_text_section_used, *cold_text_sections): Move declarations
26859 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26861 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26862 field and add signal_ra.
26863 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26864 assignments to frame state pc. Move end of stack check after
26865 MD_FALLBACK_FRAME_STATE_FOR.
26866 (uw_update_context_1): Use frame state signal_regs if set, instead
26867 of checking signal_frame flag.
26868 (uw_update_context): Use frame state signal_ra if set.
26869 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26870 * config/xtensa/linux-unwind.h: New file.
26872 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26874 * modulo-sched.c (get_sched_window): Fix comment typo.
26876 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26878 PR tree-optimization/34648
26879 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26881 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26883 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26884 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26886 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26888 PR rtl-optimization/34400
26889 * df-core.c (df_worklist_dataflow_overeager,
26890 df_worklist_dataflow_doublequeue): New functions.
26891 (df_worklist_dataflow): Two different worklist solvers.
26892 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26895 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26898 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26899 and ftree-parallelize-loops.
26901 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26903 PR rtl-optimization/34826
26904 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26906 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26908 * global.c (find_reg): Mark the eh regs as used if necessary.
26909 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26910 * ra.h (struct allocno): no_eh_reg field added. Changed
26911 no_stack_reg type to bitfield.
26913 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26915 * tree.c (substitute_in_expr): Add missing 'break'.
26917 2008-01-17 Richard Guenther <rguenther@suse.de>
26919 PR tree-optimization/34825
26920 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26921 x / x as division to handle.
26923 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26925 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26926 "-pthread" is specified.
26927 * pa-hpux11.h (LIB_SPEC): Likewise.
26929 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26930 Peter Bergner <bergner@vnet.ibm.com>
26932 PR rtl-optimization/33796
26933 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26935 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26937 PR libgfortran/34699
26938 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26940 * pa-hpux10.h (LINK_SPEC): Likewise.
26941 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26943 2008-01-16 Richard Guenther <rguenther@suse.de>
26945 PR middle-end/32628
26946 * fold-const.c (fold_convert_const_int_from_int): Do not
26947 set overflow if that occured only because of a sign extension
26948 change when converting from/to a sizetype with the same
26949 precision and signedness.
26951 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26954 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26955 location address to the correct place. Update copyright year.
26957 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26959 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26960 no dependences in the dependence_relations vector.
26962 2008-01-16 Jan Hubicka <jh@suse.cz>
26964 PR rtl-optimization/31396
26965 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26966 * cfg.c (dump_reg_info): Print it.
26967 * regs.h (struct reg_info_t): add freq_calls_crossed.
26968 (REG_FREQ_CALLS_CROSSED): New macro.
26969 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26970 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26971 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26972 regmove_optimize): Update call crossed frequencies.
26973 * local-alloc.c (struct qty): Add freq_calls_crossed.
26974 (alloc_qty): Copute freq_calls_crossed.
26975 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26976 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26977 * ra.h (struct allocno): Add freq_calls_crossed.
26979 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26981 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26982 libgomp when compiling with ftree-parallelize-loops.
26983 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26985 2008-01-16 Richard Guenther <rguenther@suse.de>
26987 PR tree-optimization/34769
26988 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26989 * tree.c (int_cst_value): Instead make this function more
26990 permissive in what it accepts as valid input. Document this
26991 function always sign-extends the value.
26993 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26994 Richard Guenther <rguenther@suse.de>
26997 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26998 (gimple_fold_indirect_ref_rhs): ... this.
26999 (gimple_fold_indirect_ref): New function with foldings
27000 that preserve lvalueness.
27001 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27002 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27003 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27004 to fold an INDIRECT_REF, fall back to the old use of
27005 fold_indirect_ref_1.
27007 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27009 * tree-data-ref.c (subscript_dependence_tester_1): Call
27010 free_conflict_function.
27011 (compute_self_dependence): Same.
27013 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27016 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27017 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27019 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27020 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27021 for DWARF2_UNWIND_INFO targets.
27023 2008-01-16 Richard Guenther <rguenther@suse.de>
27026 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27027 type qualifiers for function types.
27029 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27031 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27032 loop_iterator li from previous commit.
27034 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27036 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27038 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27040 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27041 (parallelize_loops): Don't parallelize irreducible components.
27043 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27046 * c-opts (c_common_post_options): Do not enable CPP
27047 flag_pedantic_errors by default.
27049 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27051 PR rtl-optimization/31944
27052 * cse.c (remove_pseudo_from_table): New function.
27053 (merge_equiv_classes): Use above function to remove pseudo-registers.
27054 (invalidate): Likewise.
27056 2008-01-13 Richard Guenther <rguenther@suse.de>
27058 PR middle-end/34601
27059 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27060 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27062 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27064 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27065 validate_change to unshare the source of the PC set.
27067 2008-01-12 Jan Hubicka <jh@suse.cz>
27069 PR middle-end/32135
27070 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27071 references above array bounds. This might trigger bounds checks for
27072 pointers to arrays.
27074 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27076 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27077 new_replaceable_dependencies.
27079 2008-01-12 Doug Kwan <dougkwan@google.com>
27081 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27082 instead of OPT_Wreturn_type in warning due to ignored return type
27084 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27085 options included in -Wextra.
27086 * c.opt: New option -Wignored_qualifiers.
27087 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27088 -Wignore_qualifiers.
27089 (-Wignored-qualifiers): Document.
27090 (-Wreturn-type): Remove description of functionality now handled
27091 by -Wignored-qualifiers.
27093 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27096 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27097 NOP_EXPR if it is between integral types with the same precision.
27099 2008-01-12 Jan Hubicka <jh@suse.cz>
27102 * invoke.texi (max-inline-recursive-depth): Fix default value.
27104 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27106 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27109 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27111 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27113 2008-01-11 James E. Wilson <wilson@specifix.com>
27116 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27118 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27120 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27121 save/restore frame pointer register and don't use 'call-prologues'
27122 optimization in function with "OS_task" attribute.
27124 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27126 PR middle-end/31309
27127 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27128 when copying to memory.
27130 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27132 PR rtl-optimization/30905
27133 * cfgcleanup.c: Include dce.h
27134 (crossjumps_occured): New global variable.
27135 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27136 If something changed, set crossjumps_occured to true.
27137 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27138 Don't add/remove fake edges to exit here...
27139 (cleanup_cfg): ...but do it here, when crossjumping.
27140 Run a fast DCE when successful crossjumps occured in the latest
27141 iteration of try_optimize_cfg.
27143 2008-01-11 Richard Guenther <rguenther@suse.de>
27145 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27146 (struct vn_unary_op_s): Likewise.
27147 (vn_reference_insert): Free old reference on hash collision.
27149 2008-01-10 Raksit Ashok <raksit@google.com>
27151 PR rtl-optimization/27971
27152 * combine.c (find_split_point): Split PLUS expressions which are
27153 inside a MEM rtx, and whose first operand is complex.
27155 2008-01-10 DJ Delorie <dj@redhat.com>
27157 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27158 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27159 (m32c_hard_regno_ok): Call the underlying function.
27161 2008-01-10 Richard Guenther <rguenther@suse.de>
27163 PR middle-end/34683
27164 * tree-cfg.c (tree_merge_blocks): Do not go through the
27165 full-blown folding and stmt updating path if we just deal
27166 with virtual operands.
27167 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27168 test for abnormal SSA_NAMEs.
27170 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27172 PR middle-end/34641
27173 * reload.c (push_reload): Add assertions. All constants from
27174 reg_equiv_constant should have been used for replacing the respective
27176 (find_reloads_address): Invoke find_reloads_address_part for
27177 constant taken from the reg_equiv_constant array.
27179 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27181 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27182 field (valnum) the first in the struct. Replace bools with
27185 2008-01-10 Richard Guenther <rguenther@suse.de>
27187 PR tree-optimization/34651
27188 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27189 types and ordering for masking and converting.
27191 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27193 PR tree-optimization/34017
27194 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27195 also for PHI_NODE expressions.
27197 2008-01-09 Jan Hubicka <jh@suse.cz>
27199 PR tree-optimization/34708
27200 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27201 based on number of case labels.
27202 (init_inline_once): Remove switch_cost.
27203 * tree-inline.h (eni_weights_d): Remove switch_cost.
27205 2008-01-09 Richard Guenther <rguenther@suse.de>
27206 Andrew Pinski <andrew_pinski@playstation.sony.com>
27208 PR middle-end/30132
27209 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27210 temporary if an rvalue is ok or an lvalue is not required.
27212 2008-01-09 Richard Guenther <rguenther@suse.de>
27214 PR middle-end/34458
27215 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27216 adjust return type.
27218 2008-01-09 Richard Guenther <rguenther@suse.de>
27220 PR middle-end/34679
27221 * tree.c (host_integerp): Check for sizetype only if the
27222 type is an integer type.
27224 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27227 * opts.c (decode_options): Disable inlining of functions called
27228 once if not in unit-at-a-time mode.
27230 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27232 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27234 2008-01-08 Richard Guenther <rguenther@suse.de>
27236 PR middle-end/31863
27237 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27238 out early if the result will be unused.
27240 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27245 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27246 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27249 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27251 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27252 for vectorization tuned.
27254 2008-01-08 Richard Guenther <rguenther@suse.de>
27256 PR tree-optimization/34683
27257 * tree-ssa-operands.c (operand_build_cmp): Export.
27258 * tree-ssa-operands.h (operand_build_cmp): Declare.
27259 * tree-vn.c (vuses_compare): Remove.
27260 (sort_vuses): Use operand_build_cmp.
27261 (sort_vuses_heap): Likewise.
27262 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27263 to re-use old VEC if available. Do not sort already sorted VUSEs.
27264 (vdefs_to_vec): Do not sort already sorted VDEFs.
27266 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27268 PR middle-end/34694
27269 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27271 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27274 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27275 limitations of reciprocal sequences on x86 targets.
27277 2008-01-08 Richard Guenther <rguenther@suse.de>
27279 PR tree-optimization/34683
27280 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27282 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27285 * config/darwin.c (darwin_mergeable_string_section): Don't use
27286 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27288 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27291 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27292 negxf2. Macroize expander using X87MODEF mode iterator. Change
27293 predicates of op0 and op1 to register_operand.
27294 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27295 expander using X87MODEF mode iterator. Change predicates of
27296 op0 and op1 to register_operand.
27297 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27298 corresponding patterns and macroize using MODEF macro. Change
27299 predicates of op0 and op1 to register_operand and remove
27300 "m" constraint. Disparage "r" alternative with "!".
27301 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27302 macroize using X87MODEF macro. Change predicates of op0 and op1
27303 to register_operand and remove "m" constraint. Disparage "r"
27304 alternative with "!".
27305 (absneg splitter with memory operands): Remove.
27306 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27307 patterns and macroize using X87MODEF mode iterator.
27308 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27309 Change predicate of op1 to register_operand.
27310 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27311 for memory operands.
27313 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27315 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27317 2008-01-07 Richard Guenther <rguenther@suse.de>
27319 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27322 2008-01-07 Richard Guenther <rguenther@suse.de>
27324 PR tree-optimization/34683
27325 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27326 VOPs of the needed size to save memory. Use VEC_quick_push
27327 to save compile-time.
27328 (vdefs_to_vec): Likewise.
27330 2008-01-07 Sa Liu <saliu@de.ibm.com>
27332 * config/spu/spu.md (divdf3): Genetate inline code for double
27333 division. The implementation doesn't handle INF or NAN, therefore it
27334 only applies when -ffinite-math-only is given.
27336 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27339 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27340 * doc/cpp.texi ([Common Predefined Macros]): Document.
27342 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27344 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27345 order to use commutative addition instead of subtraction.
27347 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27348 Mircea Namolaru <namolaru@il.ibm.com>
27349 Vladimir Yanovsky <yanov@il.ibm.com>
27350 Revital Eres <eres@il.ibm.com>
27352 PR tree-optimization/34263
27353 * tree-outof-ssa.c (process_single_block_loop_latch,
27354 contains_tree_r): New functions.
27355 (analyze_edges_for_bb): Call process_single_block_loop_latch
27356 function to empty single-basic-block latch block if possible.
27358 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27360 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27362 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27364 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27366 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27368 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27370 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27372 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27374 PR tree-optimization/34618
27375 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27378 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27381 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27382 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27383 Update copyright year.
27385 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27386 Update copyright year.
27387 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27390 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27392 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27393 edge does not point to current bb before changing need_assert.
27395 2008-01-04 Richard Guenther <rguenther@suse.de>
27397 PR middle-end/34029
27398 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27399 for verifying purposes if they are is_gimple_min_invariant.
27401 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27403 PR tree-optimization/34448
27404 PR tree-optimization/34465
27405 * gimplify.c (gimplify_init_constructor): Add new parameter
27406 notify_temp_creation. Use it.
27407 (gimplify_modify_expr_rhs): Take volatiles into account when
27408 optimizing constructors.
27409 Do not optimize constructors if gimplify_init_constructor will dump to
27411 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27412 * gcc.c-torture/compile/pr34448.c: New.
27414 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27416 PR gcov-profile/34609
27417 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27418 return_slot if result is TREE_ADDRESSABLE.
27420 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27422 * config/mips/mips.md (sqrt_condition): Tweak comment.
27423 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27425 2008-01-03 Tom Tromey <tromey@redhat.com>
27428 * c-common.c (c_type_hash): Handle VLAs.
27430 2008-01-03 Jan Hubicka <jh@suse.cz>
27432 PR tree-optimization/31081
27433 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27434 0 when inlining and not inlining to first basic block.
27435 (remap_decl): When var is initialized to 0, don't set default_def.
27436 (expand_call_inline): Set entry_bb.
27437 * tree-inline.h (copy_body_data): Add entry_bb.
27439 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27442 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27445 PR tree-optimization/29484
27446 * tree-inline.c (inline_forbidden_p_2): New function.
27447 (inline_forbidden_p): Disallow inlining if some static var
27448 has an address of a local LABEL_DECL in its initializer.
27449 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27452 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27454 PR tree-optimization/34635
27455 * tree-data-ref.c (add_other_self_distances): Make sure that the
27456 evolution step is constant.
27458 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27460 PR middle-end/34608
27461 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27463 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27465 * tree-sra.c (scalarize_init): Insert the generate_element_init
27466 statements after the generate_element_zero statements.
27468 2008-01-02 Richard Guenther <rguenther@suse.de>
27470 PR middle-end/34093
27471 PR middle-end/31976
27472 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27473 for very large number of operands instead of ICEing.
27475 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27478 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27479 while stack probing.
27481 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27483 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27486 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27488 PR libmudflap/26442
27489 * tree-mudflap.c (mx_register_decls): Guard warning by
27490 !DECL_ARTIFICIAL check.
27492 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27494 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27495 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27496 sse5_perm<mode>): Fix constraints.