1 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
4 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
5 decoration of function RTL names here on Ada language.
7 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
9 PR rtl-optimization/38280
10 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
11 ira_rebuild_regno_allocno_list): New functions.
12 (regno_allocnos): New static variable.
13 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
14 Call ira_rebuild_regno_allocno_list.
16 2008-12-01 David Daney <ddaney@caviumnetworks.com>
17 Adam Nemet <anemet@caviumnetworks.com>
19 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
20 LINUX_DRIVER_SELF_SPECS.
22 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
24 PR rtl-optimization/37514
25 * reload1.c (reload_as_needed): Invalidate reg_last_reload
28 2008-12-01 Jakub Jelinek <jakub@redhat.com>
31 * c-omp.c (c_finish_omp_for): Only transform pointer
32 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
34 PR rtl-optimization/38245
35 * tree-vrp.c (abs_extent_range): New function.
36 (extract_range_from_binary_expr): Compute range
37 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
38 or includes zero or if vr1 is VR_RANGE and op0 has some
41 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
44 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
45 case by calculating ~(new_reg & val) instead of (~new_reg & val).
46 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
47 to (not:I48MODE (and:I48MODE (...))).
48 (sync_old_nand<mode>): Ditto.
49 (sync_new_nand<mode>): Ditto.
51 2008-12-01 Nick Clifton <nickc@redhat.com>
53 * config/stormy16/stormy16.md (CARRY_REG): New constant.
54 Replace uses of the "y" register class with direct references to
55 the CARRY_REG register.
56 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
57 register with clobbers of the carry register.
58 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
59 (xstormy16_split_cbranch): Remove redundant carry parameter.
60 (xstormy16_expand_arith): Likewise.
61 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
62 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
63 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
64 (CARRY_REGNUM): Define.
65 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
67 (xstormy16_expand_arith): Likewise.
69 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
71 * config/score/score.h (IRA_COVER_CLASSES): Define.
73 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
76 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
77 (divsi3_sp32): Add new alternative with 'K' for operand #2.
78 (cmp_sdiv_cc_set): Factor common string.
79 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
81 (cmp_udiv_cc_set): Factor common string.
83 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
86 * varasm.c (emutls_finish): Fix common registration.
88 2008-11-29 Jakub Jelinek <jakub@redhat.com>
91 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
93 2008-11-29 David Edelsohn <edelsohn@gnu.org>
95 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
96 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
97 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
98 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
99 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
100 Ignore sub-word case for now.
101 (sync_nand<mode>_internal): Represent NAND in RTL.
102 (sync_old_nand<mode): Same.
103 (sync_old_name<mode>_internal): Same.
104 (sync_new_nand<mode>): Same.
105 (sync_new_nand<mode>_internal): Same.
106 (sync_boolcshort_internal): Expect NAND.
108 2008-11-28 Richard Guenther <rguenther@suse.de>
110 PR tree-optimization/37955
111 PR tree-optimization/37742
112 * tree-vect-transform.c (vectorizable_store): Remove assert for
114 (vectorizable_load): Likewise.
116 2008-11-27 Richard Guenther <rguenther@suse.de>
118 * tree-ssa-structalias.c (intra_create_variable_infos): Make
119 a constraint for the static chain parameter.
121 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
123 * config/bfin/bfin.opt (micplb): New option.
124 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
125 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
126 ENABLE_WA_INDIRECT_CALLS): New macros.
127 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
129 (indirect_call_p): New function.
130 (workaround_speculation): Handle anomaly 05-00-0426 when
131 ENABLE_WA_INDIRECT_CALLS is true.
132 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
133 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
134 * doc/invoke.texi (Blackfin Options): Document -micplb.
136 2008-11-26 DJ Delorie <dj@redhat.com>
138 * config/m32c/mov.md ("extendhipsi2"): New.
140 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
142 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
143 * config/m32c/mov.md (zero_extendqihi2): Likewise.
145 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
147 * config/mips/mips.md (clear_hazard): Rename to
148 clear_hazard_<mode>. Use mode-specific addition.
149 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
150 or gen_clear_hazard_di depending on the size of Pmode.
152 2008-11-26 DJ Delorie <dj@redhat.com>
154 * configure.ac: Test m32c-elf-gas for .loc.
155 * configure: Likewise.
157 2008-11-26 Janis Johnson <janis187@us.ibm.com>
160 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
163 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
165 * config/i386/sync.md (memory_barrier_nosse): Disable also for
166 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
167 (memory_barrier): Do not generate memory_barrier_nosse instruction
169 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
171 2008-11-26 Fredrik Unger <fred@tree.se>
173 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
174 function name from __floatundisf.
175 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
178 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
179 Richard Guenther <rguenther@suse.de>
181 PR tree-optimization/37869
182 * tree-ssa-structalias.c (struct constraint_graph): Remove
183 pt_used and number_incoming members.
184 (build_pred_graph): Do not allocate them.
185 (condense_visit): Do not use them.
186 (label_visit): Likewise.
187 (free_var_substitution_info): Do not free them.
189 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
191 * doc/invoke.texi (ira-max-loops-num): Change semantics.
193 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
195 * ira-color.c (allocno_spill_priority): New function.
196 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
197 Print more info about the spilled allocno.
198 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
201 * ira-build.c (loop_node_to_be_removed_p): Remove.
202 (loop_compare_func, mark_loops_for_removal): New functions.
203 (remove_uneccesary_loop_nodes_from_loop_t): Use member
205 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
207 * ira.c (ira): Don't change flag_ira_algorithm.
209 * params.def (ira-max-loops-num): Change the value.
211 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
213 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
214 Disable unsupported alternative for ColdFire,
215 add new alternative that ColdFire can handle.
217 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
219 * regrename.c (merge_overlapping_regs): Add registers artificially
220 defined at the top of the basic block to the set of live ones just
221 before the first insn.
223 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
224 Joey Ye <joey.ye@intel.com>
227 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
228 false if we need to align the outgoing stack.
229 (ix86_update_stack_boundary): Check parm_stack_boundary.
231 2008-11-25 Richard Guenther <rguenther@suse.de>
235 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
236 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
237 in favor of dereferenced_ptrs.
238 (init_alias_info): Adjust.
239 (delete_alias_info): Likewise.
240 (compute_flow_insensitive_aliasing): Properly
241 include all aliased variables.
242 (update_alias_info_1): Use dereferenced_ptrs.
243 (setup_pointers_and_addressables): Likewise.
244 (get_smt_for): Honor ref-all pointers and pointers with known alias
246 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
248 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
251 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
252 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
254 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
256 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
258 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
260 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
262 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
265 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
266 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
268 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
270 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
271 UNSPECV_CMPXCHG_[12].
272 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
273 UNSPECV_CMPXCHG_[12].
276 * config/i386/sync.md (memory_barrier): New expander.
278 2008-11-24 Jakub Jelinek <jakub@redhat.com>
281 * dse.c (find_shift_sequence): Optimize extraction from a constant.
283 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
285 * pa.c (function_arg): Revert 2008-10-26 change.
287 2008-11-23 Helge Deller <deller@gmx.de>
289 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
290 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
291 succeeded and lws_ret is not equal to oldval.
293 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
295 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
297 2008-11-22 Andreas Schwab <schwab@suse.de>
299 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
302 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
304 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
305 Use constant 1 as the operand.
306 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
307 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
308 gen_rdhwr_synci_step_di depending on the size of Pmode.
310 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.md (SWI248): New mode iterator.
314 (SWI32): Remove mode iterator.
315 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
316 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
317 iterator. Generate popcnt mnemonic without mode extensions
318 for Darwin x86 targets.
319 (*popcount<mode>2_cmp): Ditto.
320 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
321 extensions for Darwin x86 targets.
323 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
325 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
326 only if HAVE_AS_SPARC_UA_PCREL is defined.
328 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
330 * ira-costs.c (find_allocno_class_costs): Work out the maximum
331 allocno_costs value of the classees with the lowest total_costs
332 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
333 (setup_allocno_cover_class_and_costs): ...rather than here.
334 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
337 2008-11-22 Jakub Jelinek <jakub@redhat.com>
340 * builtins.c (expand_builtin_apply_args): Emit sequence before
341 parm_birth_insn instead of after entry_of_function's first insn.
344 * function.c (assign_parm_remove_parallels): Pass
345 data->passed_type as third argument to emit_group_store.
348 * final.c (mark_symbol_refs_as_used): New function.
349 * output.h (mark_symbol_refs_as_used): New prototype.
350 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
351 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
352 * config/arm/arm.md (consttable_4): Likewise.
355 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
357 2008-11-21 Jakub Jelinek <jakub@redhat.com>
360 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
361 propagate x = &a into *x = b if conversion from b to a's type is
364 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
366 * caller-save.c (insert_one_insn): Take into account REG_INC notes
367 for the liveness computation of the new insn.
369 2008-11-21 DJ Delorie <dj@redhat.com>
371 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
372 Moves to/from below100 space (W) can only use r0-r7.
374 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
377 * doc/invoke.texi (Optimization Options): Fix typo.
379 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
380 Xuepeng Guo <xuepeng.guo@intel.com>
382 * config.gcc (extra_headers): For x86 and x86-64, remove
383 gmmintrin.h, add immintrin.h and avxintrin.h.
385 * config/i386/gmmintrin.h: Renamed to ...
386 * config/i386/avxintrin.h: This. Issue an error if
387 _IMMINTRIN_H_INCLUDED is undedined.
389 * config/i386/immintrin.h: New.
391 2008-11-21 Jakub Jelinek <jakub@redhat.com>
394 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
395 mode of PLUS, not mode of the eliminated register.
397 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
399 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
400 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
401 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
402 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
403 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
404 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
405 (*nand<mode>3): Rename to *andnot<mode>3.
406 (*nandtf3): rename to *andnottf3.
407 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
408 Use CODE_FOR_mmx_andnotv2si3.
409 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
410 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
411 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
412 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
413 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
415 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
418 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
419 case by calculating ~(new_reg & val) instead of (~new_reg & val).
420 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
421 to (not:IMODE (and:IMODE (...))).
422 (sync_old_nand<mode>): Ditto.
423 (sync_new_nand<mode>): Ditto.
425 2008-11-20 Joseph Myers <joseph@codesourcery.com>
427 * config/arm/thumb2.md (thumb2_casesi_internal,
428 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
430 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
432 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
433 nand to the changed 4.4 semantic.
435 2008-11-20 Jakub Jelinek <jakub@redhat.com>
438 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
439 (fold_builtin_memory_op): Handle even the case where just one
440 of src and dest is an address of a var decl component, using
441 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
442 and readonly_data_expr src check.
443 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
446 PR rtl-optimization/36998
447 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
448 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
449 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
450 stack_adjust_offset callers.
451 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
453 (compute_barrier_args_size): Handle insns in annulled branches
456 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
459 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
460 Handle cases when integer argument crosses argument register boundary.
462 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
465 * config.gcc (i[34567]86-*-solaris2*): Don't include
466 i386/t-crtstuff here.
467 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
468 * config/i386/t-sol2: Move to libgcc/config/i386.
470 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
473 * tlink.c: Include "libiberty.h".
474 (initial_cwd): Change type into char *.
475 (tlink_init): Call getpwd instead of getcwd.
477 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
479 PR rtl-optimization/32283
480 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
481 of the induction variable to decide whether it may wrap.
482 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
483 initialization of the bound before the loop.
484 * simplify-rtx.c (simplify_binary_operation_1): Add two
485 simplifications regarding AND.
486 (simplify_plus_minus): Only fail if no simplification is possible.
487 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
489 2008-11-20 Jakub Jelinek <jakub@redhat.com>
492 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
493 checking until GIMPLE lowering.
494 * gimple-low.c (check_call_args): New function.
495 (lower_stmt) <case GIMPLE_CALL>: Call it.
497 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
499 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
500 with the same type as the first operand of the AND expression.
502 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
505 * ira-int.h (struct ira_loop_tree_node): New member
506 entered_from_non_parent_p.
508 * ira-color.c (print_loop_title): Print loop bbs.
510 * ira-emit.c (entered_from_non_parent_p,
511 setup_entered_from_non_parent_p): New functions.
512 (not_modified_p): Rename to store_can_be_removed_p. Check there
514 (generate_edge_moves): Use store_can_be_removed_p instead of
516 (ira_emit): Call setup_entered_from_non_parent_p.
518 * ira-build.c (copy_info_to_removed_store_destinations):
519 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
520 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
521 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
522 update all accumulated attributes.
524 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
527 * ira-int.h (ira_copy_allocno_live_range_list,
528 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
529 ira_finish_allocno_live_range_list): New prototypes.
530 (ira_allocno_live_ranges_intersect_p,
531 ira_pseudo_live_ranges_intersect_p): Remove.
533 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
534 ira_pseudo_live_ranges_intersect_p): Rename to
535 allocnos_have_intersected_live_ranges_p and
536 pseudos_have_intersected_live_ranges_p. Move them from here to ...
538 * ira-color.c: ... here
539 (coalesced_allocno_conflict_p): Use
540 allocnos_have_intersected_live_ranges_p.
541 (coalesced_allocnos_living_at_program_points,
542 coalesced_allocnos_live_at_points_p,
543 set_coalesced_allocnos_live_points): Remove.
544 (slot_coalesced_allocnos_live_ranges,
545 slot_coalesced_allocno_live_ranges_intersect_p,
546 setup_slot_coalesced_allocno_live_ranges): New.
547 (coalesce_spill_slots): Use ranges of coalesced allocnos.
548 (ira_sort_regnos_for_alter_reg): Use
549 allocnos_have_intersected_live_ranges_p.
550 (ira_reuse_stack_slot): Use
551 pseudos_have_intersected_live_ranges_p.
553 * global.c (pseudo_for_reload_consideration_p): Check
554 flag_ira_share_spill_slots too.
556 * ira-build.c (copy_allocno_live_range_list): Rename to
557 ira_copy_allocno_live_range_list. Make it external.
558 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
560 (ira_allocno_live_ranges_intersect_p): New.
561 (ira_finish_allocno_live_range_list): New.
562 (finish_allocno): Use it.
563 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
564 (copy_info_to_removed_store_destinations): Ditto. Use
565 ira_copy_allocno_live_range_list.
566 (ira_flattening): Use ira_merge_allocno_live_ranges.
568 * ira.c (too_high_register_pressure_p): New function.
569 (ira): Switch off sharing spill slots if the pressure is too high.
571 2008-11-19 Richard Guenther <rguenther@suse.de>
573 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
574 non-sizetype offsets if their precision matches that of the pointer.
575 * expr.c (expand_expr_real_1): Always sign-extend the offset
576 operand of a POINTER_PLUS_EXPR.
578 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
580 * config.gcc: Unobsolete mips-sgi-irix[56]*.
581 (mips-sgi-irix[56]*): No need to use fixproto.
583 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
584 Paul Brook <paul@codesourcery.com>
586 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
589 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
591 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
593 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
596 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
597 (separate_decls_in_region): Create shared struct even when there
600 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
602 * config/picochip/picochip.c (headers): Remove an unnecessary
605 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
608 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
609 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
611 * config/m68k/m68k.md: Adjust all conditional branches that use the
612 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
614 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
617 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
618 is a register or zero operand in the correct mode before generating
619 mtch1 insn or a register operand in the correct mode before generating
621 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
623 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
625 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
626 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
627 mipsisa*-*-elf*. Handle mipsisa64r2*.
628 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
629 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
631 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
632 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
634 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
635 Fix mips16 if mips64 or mips64r2 are multilib defaults.
636 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
639 2008-11-18 Jakub Jelinek <jakub@redhat.com>
642 * config/i386/i386.md (allocate_stack_worker_32,
643 allocate_stack_worker_64): Don't use match_dup between input and
645 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
646 * config/i386/i386.c (ix86_expand_prologue): Likewise.
648 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
650 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
651 is forced when trying to do a symbol link for it.
653 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
655 * expmed.c (extract_bit_field_1): Also use a temporary and
656 convert_extracted_bit_field when the conversion from ext_mode to
657 the target mode requires explicit truncation.
659 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
661 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
663 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
664 registers when not optimizing.
666 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
668 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
669 and its associated define_split. Expose the all-d alternative
670 to the register allocator, but mark it with "?". Mark the first
671 alternative with "*?*?".
672 (*mul_sub_si): Likewise.
673 (*mul_acc_si_r3900): New pattern.
675 2008-11-17 Jakub Jelinek <jakub@redhat.com>
678 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
679 propagating x = &a into *x = b, add a cast if not useless
680 type conversion or don't optimize if another stmt would be
683 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
686 * optabs.c (expand_sync_operation): Properly handle NAND case
687 by calculating ~(t1 & val) instead of (~t1 & val).
688 * builtins.c (expand_builtin_sync_operation): Warn for changed
689 semantics in NAND builtins.
690 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
692 * doc/invoke.texi (Warning options): Add Wsync-nand.
693 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
694 __sync_fetch_and_nand builtin operation in the example. Add a note
695 about changed semantics in GCC 4.4.
696 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
697 operation in the example. Add a note about changed semantics in
700 2008-11-16 Jan Hubicka <jh@suse.cz>
702 * cgraph.c (cgraph_function_body_availability): Fix test of externally
705 2008-11-16 Joshua Kinard <kumba@gentoo.org>
707 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
710 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
713 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
714 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
716 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
717 rather than call_really_used_regs when handling $gp.
719 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
722 * config/mips/mips.c (machine_function): Update the comment
723 above global_pointer.
724 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
725 that a function doesn't need a global pointer.
726 (mips_current_loadgp_style): Update accordingly.
727 (mips_restore_gp): Likewise.
728 (mips_output_cplocal): Likewise.
729 (mips_expand_prologue): Likewise.
731 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
733 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
734 parameter. Use DImode for computing the number of registers.
735 (function_arg): Adjust for above change.
736 (function_value): Likewise.
738 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
740 PR tree-optimization/37950
741 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
742 not computed for the current function.
744 2008-11-15 Jakub Jelinek <jakub@redhat.com>
747 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
748 gpr and other COMPONENT_REFs.
750 2008-11-15 Richard Guenther <rguenther@suse.de>
752 PR tree-optimization/38051
753 * tree-ssa-alias.c (update_alias_info_1): Manually find
756 2008-11-15 Joshua Kinard <kumba@gentoo.org>
758 * doc/invoke.texi (-mfix-r10000): Document.
759 * config/mips/mips.opt (mfix-r10000): New option.
760 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
761 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
762 (MIPS_COMPARE_AND_SWAP_12): Likewise.
763 (MIPS_SYNC_OP): Likewise.
764 (MIPS_SYNC_OP_12): Likewise.
765 (MIPS_SYNC_OLD_OP_12): Likewise.
766 (MIPS_SYNC_NEW_OP_12): Likewise.
767 (MIPS_SYNC_OLD_OP): Likewise.
768 (MIPS_SYNC_NAND): Likewise.
769 (MIPS_SYNC_OLD_NAND): Likewise.
770 (MIPS_SYNC_EXCHANGE): Likewise.
771 (MIPS_SYNC_EXCHANGE_12): Likewise.
772 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
774 (MIPS_SYNC_NEW_NAND): Likewise.
775 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
776 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
777 (mips_output_sync_loop): New function.
778 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
779 Make -mfix-r10000 require branch-likely instructions.
780 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
781 mips_output_sync_loop.
782 (compare_and_swap_12): Likewise.
783 (sync_add<mode>): Likewise.
784 (sync_<optab>_12): Likewise.
785 (sync_old_<optab>_12): Likewise.
786 (sync_new_<optab>_12): Likewise.
787 (sync_nand_12): Likewise.
788 (sync_old_nand_12): Likewise.
789 (sync_new_nand_12): Likewise.
790 (sync_sub<mode>): Likewise.
791 (sync_old_add<mode>): Likewise.
792 (sync_old_sub<mode>): Likewise.
793 (sync_new_add<mode>): Likewise.
794 (sync_new_sub<mode>): Likewise.
795 (sync_<optab><mode>): Likewise.
796 (sync_old_<optab><mode>): Likewise.
797 (sync_new_<optab><mode>): Likewise.
798 (sync_nand<mode>): Likewise.
799 (sync_old_nand<mode>): Likewise.
800 (sync_new_nand<mode>): Likewise.
801 (sync_lock_test_and_set<mode>): Likewise.
802 (test_and_set_12): Likewise.
804 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
806 * gcc.c (cc1_options): Fix comment.
808 2008-11-15 Jakub Jelinek <jakub@redhat.com>
811 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
812 argtype instead of result_type.
814 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
816 * ira-int.h (struct ira_loop_tree_node): Improve comments for
817 subloop_next/next and subloops/childen fields.
819 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
821 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
822 (STANDARD_INCLUDE_DIR): Redefine to "/include".
823 (LOCAL_INCLUDE_DIR): Undefine.
824 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
826 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
828 PR rtl-optimization/37397
829 * ira-int.h (struct ira_allocno): New member bad_spill_p.
830 (ALLOCNO_BAD_SPILL_P): New macro.
832 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
834 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
835 (create_cap_allocno, propagate_allocno_info,
836 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
837 (update_bad_spill_attribute): New function.
838 (ira_build): Call it.
840 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
842 2008-11-14 Jakub Jelinek <jakub@redhat.com>
844 PR tree-optimization/38104
845 * gimplify.c (gimple_regimplify_operands): Add referenced vars
846 before calling mark_symbols_for_renaming, not after it.
848 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
850 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
851 (OVERRIDE_OPTIONS): Likewise.
853 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
854 Andrew Stubbs <ams@codesourcery.com>
855 Gunnar Von Boehn <gunnar@genesi-usa.com>
858 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
859 the shorter LEA insn over ADD.L where possible.
861 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
863 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
864 systems, which are assumend to always provide SSP-support in glibc.
865 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
867 * configure: Regenerate.
869 2008-11-14 Jakub Jelinek <jakub@redhat.com>
872 * function.c (gimplify_parameters): For callee copies parameters,
873 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
875 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
878 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
879 x86 parts into the `i[34567]86-*-linux*' and parts that are
880 independent of the processor architecture into the `*-*-linux*' cases.
881 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
882 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
883 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
884 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
885 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
886 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
887 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
889 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
891 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
892 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
893 (ls2_idiv): Likewise idiv3.
894 (ls2_prefetch): New reservation.
895 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
896 * config/mips/mips.md (type): Add imul3nc and idiv3.
897 (length): Handle idiv3.
898 (any_mod): New code_iterator.
899 (u): Handle MOD and UMOD.
900 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
901 (prefetch): Handle TARGET_LOONGSON_2EF.
903 2008-11-13 Jakub Jelinek <jakub@redhat.com>
906 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
907 (prune_unused_types_walk): Call it for non-perennial local classes.
908 Set die_mark to 2 if recursing on children. If die_mark is 1 on
909 entry, just set it to 2 and recurse on children, don't walk attributes
912 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
914 * c-common.c (warn_about_parentheses): Add missing whitespace
917 2008-11-13 Paul Brook <paul@codesourcery.com>
919 * doc/invoke.texi: Document --fix-cortex-m3.
920 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
921 Cortex-M3 cpu is selected.
922 (output_move_double): Avoid overlapping base register and first
923 destination register when fix_cm3_ldrd.
924 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
926 2008-11-13 Jakub Jelinek <jakub@redhat.com>
929 * gimple.h (gimple_range_check_failed): Remove prototype.
930 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
932 (gimple_range_check_failed): Removed.
934 2008-11-13 Andrew Haley <aph@redhat.com>
937 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
940 2008-11-12 Jakub Jelinek <jakub@redhat.com>
944 2007-05-07 Mike Stump <mrs@apple.com>
945 * doc/invoke.texi (Warning Options): Document that -Wempty-body
946 also checks for and while statements in C++.
948 2008-11-12 Dodji Seketeli <dodji@redhat.com>
951 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
952 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
953 - which clones are reachable - as "abstract and needed".
954 * cgraph.c (cgraph_release_function_body): If a node is
955 "abstract and needed", do not release its DECL_INITIAL() content
956 that will be needed to emit debug info.
958 2008-11-12 Steve Ellcey <sje@cup.hp.com>
961 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
962 to set HAVE_GETIPINFO.
963 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
964 * configure: Regenerate.
965 * config.in: Regenerate.
967 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
970 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
972 2008-11-12 Jakub Jelinek <jakub@redhat.com>
975 2008-10-21 Jakub Jelinek <jakub@redhat.com>
976 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
978 2008-11-12 Jason Merrill <jason@redhat.com>
981 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
984 2008-11-12 Anatoly Sokolov <aesok@post.ru>
986 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
987 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
989 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
990 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
992 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
994 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
995 packed-stack special handling.
996 (FRAME_ADDR_RTX): Add definition.
998 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1001 * fold-const.c (native_encode_string): New function.
1002 (native_encode_expr): Use it for STRING_CST.
1004 2008-11-12 DJ Delorie <dj@redhat.com>
1006 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1007 insns if the intermediate value will be used later.
1009 2008-11-12 Andreas Schwab <schwab@suse.de>
1011 * config/m68k/m68k.c (print_operand): Mask off extra extension
1012 bits when writing out the representation of real values.
1014 2008-11-12 Ira Rosen <irar@il.ibm.com>
1016 PR tree-optimization/38079
1017 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1020 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1023 * c-pretty-print.c (pp_c_complex_expr): New function.
1024 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1027 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1028 than INNER and INNER is a constant, forcibly align INNER as much
1031 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1033 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1035 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1037 PR rtl-optimization/37363
1038 * simplify-rtx.c (simplify_plus_minus): Don't create
1039 (const (minus ...)) expresisons.
1041 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1043 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1046 2008-11-10 Catherine Moore <clm@codesourcery.com>
1048 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1050 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1051 (BASE_DRIVER_SELF_SPECS): Remove.
1052 (DRIVER_SELF_SPECS): New definition.
1053 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1054 BASE_DRIVER_SELF_SPECS.
1055 * config/mips/sde.h: Likewise.
1056 * config/mips/iris6.h: Likewise.
1057 * config/mips/vr.h: Likewise.
1058 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1060 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1062 PR rtl-optimizations/37948
1063 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1064 (ira_create_copy, ira_add_allocno_copy): New parameter.
1066 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1067 to ira_add_allocno_copy.
1068 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1069 parameter to process_regs_for_copy.
1070 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1071 Fix typo in passing second allocno to ira_add_allocno_copy.
1073 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1074 coalesced allocnos list.
1075 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1077 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1078 (add_ira_allocno_to_ordered_bucket): Rename to
1079 add_allocno_to_ordered_bucket.
1080 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1081 head of coalesced allocnos list.
1082 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1083 Check that it is aready calculated.
1084 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1085 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1087 (coalesce_allocnos): Do extended coalescing too.
1089 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1090 parameter to ira_add_allocno_copy.
1092 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1094 (print_copy): Print copy origination too.
1096 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1099 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1101 PR rtl-optimization/37514
1102 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1103 flag_ira_share_spill_slots to 2 if it's already non-zero.
1104 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1105 flag_ira_share_spill_slots is 2.
1107 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1109 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1110 (prologue_enter_32): Set FB to SP - 4.
1112 2008-11-10 DJ Delorie <dj@redhat.com>
1114 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1115 constraint for single-bit-clear in lower byte of HI constant, vs
1116 Imb which just ignores the upper byte.
1117 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1118 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1119 (iorhi3_16): Check for single bit set, not single bit clear.
1121 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1123 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1125 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1127 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1129 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1130 values living in memory and use more precise alignment information.
1132 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1135 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1136 after __mf_check call if the call must end a bb.
1138 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1142 * combine.c (force_to_mode): Do not process vector types.
1144 * rtlanal.c (nonzero_bits1): Do not process vector types.
1145 (num_sign_bit_copies1): Likewise.
1147 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1149 * config/i386/gnu.h: Add copyright and licensing header.
1150 * config/gnu.h: Likewise.
1152 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1154 * fwprop.c (fwprop_done): Call df_remove_problem.
1156 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1159 * tree-scalar-evolution.c (instantiate_scev_1): Return
1160 chrec_dont_know for VL_EXP_CLASS_P.
1162 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1164 * reg-stack.c (reg_to_stack): Add missing braces in memset
1167 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1169 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1170 (NO_PROFILE_COUNTERS): New define.
1172 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1175 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1177 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1180 * config/sparc/constraints.md (D): New.
1181 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1182 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1184 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1185 Use the 'D' constraint in addition to 'F' in some alternatives.
1186 (DF splitter): Generalize for V64mode.
1187 * doc/md.texi (SPARC): Document the 'D' constraint.
1189 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1191 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1193 2008-11-06 Ben Elliston <bje@au.ibm.com>
1195 * gcc.c: Remove ancient comment about a bug in Sun cc.
1197 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1199 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1201 2008-11-06 Ben Elliston <bje@au.ibm.com>
1203 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1205 2008-11-06 Ben Elliston <bje@au.ibm.com>
1207 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1210 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1213 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1216 2008-11-05 Martin Jambor <mjambor@suse.cz>
1219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1220 pointer arithmetics into array_ref if the array is accessed
1221 through an indirect_ref.
1223 2008-11-05 Richard Guenther <rguenther@suse.de>
1226 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1227 qualified pointer conversion before stripping qualifiers.
1228 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1229 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1230 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1233 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1234 properly canonicalize binary ops.
1235 (forward_propagate_addr_expr_1): Use
1236 may_propagate_address_into_dereference.
1238 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1241 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1242 Initialize uninitialized input registers with a NaN.
1244 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1248 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1250 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1254 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1255 exits and conditions.
1256 * testsuite/gcc.dg/graphite/pr37943.c: New.
1258 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1259 Andrew Pinski <andrew_pinski@playstation.sony.com>
1262 * c-common.c (warn_for_sign_compare): For complex result_type
1263 use component's type.
1265 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1267 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1269 * print-tree.c (print_node): Don't print DECL_INITIAL
1273 * c-common.c (parse_optimize_options): Save and restore
1274 flag_strict_aliasing around decode_options call.
1276 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1279 (host_detect_local_cpu): Use it instead of casted strings to
1280 compare vendor signatures.
1282 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1285 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1286 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1288 2008-11-03 Catherine Moore <clm@codesourcery.com>
1290 * config/mips.c (mips_conditional_register_usage): Handle the
1291 DSP control register.
1292 * doc/extend.texi: Document the DSP control register.
1294 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1295 Jakub Jelinek <jakub@redhat.com>
1297 * omp-low.c (expand_omp_for_generic): If iter_type has different
1298 precision than type and type is a pointer type, cast n1 and n2
1299 first to an integer type with the same precision as pointers
1300 and only afterwards to iter_type.
1302 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1304 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1305 (UNSPEC_GOTSYM_OFF): New unspec.
1306 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1307 (pic_add_dot_plus_eight): Likewise.
1308 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1309 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1310 UNSPEC_PIC_BASE operands.
1311 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1312 (arm_output_addr_const_extra): Handle it.
1314 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1316 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1317 integer class to full integer class if the offset is not word-aligned.
1319 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1322 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1324 (doloop_optimize): Update call to doloop_modify.
1326 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1328 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1330 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1333 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1334 gcc_cv_as_cfi_directive.
1335 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1336 merging read-only and read-write sections or assembler emits
1337 read-write .eh_frame sections.
1338 * configure: Regenerate.
1340 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1343 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1345 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1347 (rs6000_emit_prologue): Invert logic.
1348 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1349 (reg:P 11) instead of match_operand.
1350 (*save_fpregs_<mode>): Likewise.
1351 (*restore_gpregs_<mode>): Likewise.
1352 (*return_and_restore_gpregs_<mode>): Likewise.
1353 (*return_and_restore_fpregs_<mode>): Likewise.
1354 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1355 (reg:P 11) insted of match_operand.
1356 (*restore_gpregs_spe): Likewise.
1357 (*return_and_restore_gpregs_spe): Likewise.
1359 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1361 PR tree-optimization/37684
1362 * gcc.dg/graphite/pr37684.c: New.
1363 * graphite.c (exclude_component_ref): New.
1364 (is_simple_operand): Call exclude_component_ref.
1366 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1368 PR tree-optimization/36908
1369 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1370 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1371 (number_of_rw_in_partition): New.
1372 (partition_contains_all_rw): New.
1373 (ldist_gen): Do not distribute when one of the partitions
1374 contains all the memory operations.
1376 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1378 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1379 EDGE_IRREDUCIBLE_LOOP.
1381 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1383 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1384 where we have one entry point in the loop which isn't the head.
1386 2008-11-03 Richard Guenther <rguenther@suse.de>
1389 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1391 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1394 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1395 for ipa and simple ipa passes.
1397 2008-11-02 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/37542
1400 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1401 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1402 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1403 (vn_nary_op_insert_stmt): Likewise.
1404 (visit_use): Likewise.
1406 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1408 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1410 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1411 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1412 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1413 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1414 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1415 peephole2's): Replace unspec with rotate.
1416 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1418 2008-11-02 Richard Guenther <rguenther@suse.de>
1420 PR tree-optimization/37991
1421 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1422 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1423 (set_ssa_val_to): Print if the value changed.
1424 (simplify_binary_expression): Strip useless conversions.
1426 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1429 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1432 2008-11-01 Richard Guenther <rguenther@suse.de>
1435 * builtins.c (fold_builtin_strspn): Return a size_t.
1436 (fold_builtin_strcspn): Likewise.
1438 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1440 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1441 attribute for struct return convention.
1443 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1445 * config/rs6000/crtsavres.asm: Really, really delete.
1447 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1449 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1451 (rs6000_emit_prologue): Invert logic.
1452 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1453 (reg:P 11) instead of match_operand.
1454 (*save_fpregs_<mode>): Likewise.
1455 (*restore_gpregs_<mode>): Likewise.
1456 (*return_and_restore_gpregs_<mode>): Likewise.
1457 (*return_and_restore_fpregs_<mode>): Likewise.
1458 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1459 (reg:P 11) insted of match_operand.
1460 (*restore_gpregs_spe): Likewise.
1461 (*return_and_restore_gpregs_spe): Likewise.
1463 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1465 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1466 list of word switches that take args.
1468 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1470 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1471 (s390_output_pool_entry): Call it through for_each_rtx.
1474 * expr.c (store_constructor): For vectors, if target is a MEM, use
1475 target's MEM_ALIAS_SET instead of elttype alias set.
1477 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1480 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1483 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1486 * config/rs6000/predicates.md (word_offset_memref_operand):
1487 Restructure code and look inside auto-inc/dec addresses.
1489 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1492 * libgcov.c ( __gcov_indirect_call_profiler): Check
1493 TARGET_VTABLE_USES_DESCRIPTORS.
1495 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1497 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1498 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1499 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1500 offset if eliminating soft frame pointer.
1501 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1502 (stack_protect_test_si): Add initial machine description
1503 for Stack Smashing Protector
1505 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1508 * c-common.c (min_precision): Move to...
1509 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1510 * tree.h (tree_int_cst_min_precision): Declare.
1511 * c-common.h (min_precision): Delete declaration.
1512 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1513 multiplication of non-negative integer constants.
1514 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1515 tree_int_cst_min_precision.
1516 (finish_enum): Likewise.
1518 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1521 * convert.c (convert_to_real): Do not optimize conversions of
1522 binary arithmetic operations between binary and decimal
1523 floating-point types. Consider mode of target type in determining
1524 decimal type for arithmetic. Unless
1525 flag_unsafe_math_optimizations, do not optimize binary conversions
1526 where this may change rounding behavior.
1527 * real.c (real_can_shorten_arithmetic): New.
1528 * real.h (real_can_shorten_arithmetic): Declare.
1530 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1532 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1533 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1534 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1536 (must_save_p): For some workarounds, interrupts need to clobber a
1538 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1539 and LC1 for WA_05000257.
1540 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1541 WA_05000283 and WA_05000315.
1542 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1543 (movbi): Add alternative to set CC to 1; improve code for setting
1545 (dummy_load): New pattern.
1547 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1550 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1551 BLKmode for non-memory, convert using a wider MODE_INT mode
1555 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1556 that haven't been removed yet.
1558 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1560 * config/bfin/bfin.c (struct machine_function): New member
1561 has_loopreg_clobber.
1562 (bfin_expand_movmem): Set it when generating memcpy insns.
1563 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1564 expand_epilogue_reg_restore): If we have hardware loops,
1565 memcpy insns (indicated by has_loopreg_clobber) or function
1566 calls, we need to save the loop registers.
1568 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1570 * config/i386/i386.c (core2_cost): Fix typos in comments.
1572 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1575 * combine.c (make_compound_operation): Don't call make_extraction with
1576 non-positive length.
1577 (simplify_shift_const_1): Canonicalize count even if complement_p.
1579 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1581 * convert.c (strip_float_extensions): Do not remove or introduce
1582 conversions between binary and decimal floating-point types.
1584 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1587 * fold-const.c (distribute_bit_expr): Convert common, left and
1588 right arguments to type.
1590 2008-10-28 Nick Clifton <nickc@redhat.com>
1592 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1593 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1594 call_really_used_regs array rather than the call_used_regs array.
1595 (mn10300_get_live_callee_saved_regs, expand_prologue,
1596 expand_epilogue, output_tst): Likewise.
1598 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1601 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1602 (df_get_entry_block_def_set): Neither here.
1603 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1605 PR tree-optimization/37879
1606 * predict.c (tree_estimate_probability): Check if last_stmt is
1607 non-NULL before dereferencing it.
1609 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1611 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1612 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1613 (ira_fast_allocation): Remove the prototype.
1615 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1616 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1617 (color_pass): Modify the updated costs.
1618 (ira_color): Rename to color. Make it static.
1619 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1620 (ira_color): New function.
1622 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1625 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1627 (set_allocno_live, clear_allocno_live, mark_ref_live,
1628 mark_ref_dead): Invalidate corresponding element of
1629 allocno_saved_at_call.
1630 (process_bb_node_lives): Increment last_call_num. Setup
1631 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1632 allocno was already saved.
1633 (ira_create_allocno_live_ranges): Initiate last_call_num and
1634 allocno_saved_at_call.
1636 * ira-build.c (ira_create_allocno): Initiate
1637 ALLOCNO_UPDATED_COVER_CLASS_COST.
1638 (create_cap_allocno, propagate_allocno_info,
1639 remove_unnecessary_allocnos): Remove setting updated costs.
1640 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1642 * ira.c (ira): Don't call ira_fast_allocation.
1644 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1647 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1650 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1652 * ira-int.h (ira_hard_regno_cover_class): New.
1654 * ira-lives.c (mark_reg_live, mark_reg_dead,
1655 process_bb_node_lives): Use ira_hard_regno_cover_class.
1657 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1658 (setup_hard_regno_cover_class): New function.
1659 (ira_init): Call setup_hard_regno_cover_class.
1661 * ira-costs.c (cost_class_nums): Add comment.
1662 (find_allocno_class_costs): Initiate cost_class_nums.
1663 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1665 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1668 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1669 Rename to copy_info_to_removed_store_destinations. Propagate
1670 conflict hard regs and register stack attribute.
1672 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1675 * pa.c (function_arg_padding): Pad complex and vector types
1676 upward in 64-bit runtime.
1677 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1679 2008-10-26 Matthias Klose <doko@ubuntu.com>
1681 * doc/install.texi: Document requirements on antlr.
1683 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1685 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1688 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1691 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1692 is defined, use it to modify the constant offset.
1694 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1696 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1697 and short arguments to the correct location as mandated by the ABI.
1699 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1701 PR rtl-optimization/37769
1702 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1704 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1706 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1707 unwind-dw2-Os-4-200.o.
1709 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1711 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1712 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1714 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1716 PR tree-optimization/36038
1717 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1718 add sizetype IV with initial value zero instead of pointer type.
1720 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1723 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1724 around bit operation.
1725 * profile.c (is_edge_inconsistent): Likewise.
1726 * fold-const.c (truth_value_p): Move from here...
1727 * tree.h (truth_value_p): ... to here.
1728 * c-tree.h (c_expr): Update description of original_code.
1729 * c-typeck.c (parser_build_unary_op): Set original_code.
1730 (parser_build_binary_op): Update call to warn_about_parentheses.
1731 * c-common.c (warn_about_parentheses): Take two additional
1732 arguments of the operands. Use a switch. Quote operators
1733 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1734 Add warning about !x | y and !x & y.
1735 * c-common.h (warn_about_parentheses): Update declaration.
1737 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1739 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1740 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1741 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1743 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1744 (check-%): For test targets listed in lang_checks_parallelized
1745 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1746 run the testing in multiple make goals, possibly parallel, and
1747 afterwards run dg-extract-results.sh to merge the sum and log files.
1749 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1751 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1752 (mips_move_to_gpr_cost): Likewise.
1753 (mips_move_from_gpr_cost): Likewise.
1754 (mips_register_move_cost): Make more fine-grained.
1756 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1758 * graphite.c (graphite_apply_transformations): Check for
1759 -fgraphite-identity.
1760 * toplev.c (process_options): Add graphite_identity.
1761 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1763 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1765 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1766 mulhisihl and mulhisihh builtins.
1768 From Jie Zhang <jie.zhang@analog.com>
1769 * config/bfin/bfin.md (composev2hi): Put operands into vector
1772 2008-10-22 Chao-ying Fu <fu@mips.com>
1774 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1776 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1778 From Mike Frysinger <michael.frysinger@analog.com>
1779 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1780 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1781 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1782 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1783 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1784 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1785 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1786 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1787 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1788 __ADSPBF51x__ for all of them.
1789 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1790 -mcpu bf512, bf514, bf516, and bf518.
1791 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1792 bf512-none, bf514-none, bf516-none, and bf518-none.
1793 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1794 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1795 * doc/invoke.texi (Blackfin Options): Document that
1796 -mcpu now accepts bf512, bf514, bf516, and bf518.
1798 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1801 * fold-const.c (build_range_type): For 1 .. signed_max
1802 range call build_nonstandard_inter_type if signed_type_for
1803 returned a type with bigger precision.
1805 2008-10-22 Richard Guenther <rguenther@suse.de>
1807 * tree.def (COMPLEX_TYPE): Constrain element type.
1808 * tree.c (build_complex_type): Assert that.
1809 * tree-ssa-structalias.c (could_have_pointers): Complex types
1810 cannot have pointers.
1812 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1815 * c-typeck.c (convert_for_assignment): Do not give declaration's
1816 location for builtins. Spell out which type was expected and which
1819 2008-10-22 Nick Clifton <nickc@redhat.com>
1821 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1822 the fdpic register to be a target when running in fdpic mode.
1824 2008-10-22 Rafael Espindola <espindola@google.com>
1826 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1827 newly created statements.
1829 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1832 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1833 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1834 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1836 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1839 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1840 Adjust -mcmodel=medium description for 2005-07-31 changes.
1842 2008-10-22 Jan Hubicka <jh@suse.cz>
1843 Jakub Jelinek <jakub@redhat.com>
1846 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1848 2008-10-21 Richard Henderson <rth@redhat.com>
1851 * emit-rtl.c (get_spill_slot_decl): Export.
1852 * emit-rtl.h (get_spill_slot_decl): Declare.
1853 * var-tracking.c (vt_add_function_parameters): Relax assertion
1854 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1856 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1858 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1859 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1862 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1865 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1866 processed by get_maxval_strlen.
1868 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1871 * tree.c (get_file_function_name): Copy first_global_object_name.
1872 Centralize call to clean_symbol_name.
1874 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1876 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1877 * config/svr4.h (SVR4_ASM_SPEC): New.
1878 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1879 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1881 * doc/invoke.texi (Option Summary): Add -T to linker options.
1882 (Link Options): Document -T.
1884 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1886 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1889 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1892 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1894 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1896 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1899 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1901 * doc/install.texi: Fix typos in previous patch.
1903 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1905 * doc/install.texi: Document in-tree building of gcc and mpfr.
1907 2008-10-19 Richard Guenther <rguenther@suse.de>
1909 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1911 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1914 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1915 (build_enumerator): Convert enumerators that fit in integer to
1918 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1920 * config/i386/i386.md (unnamed peephole2): Do not force memory
1921 operands of arith or logical instructions into registers for
1922 non-TARGET_READ_MODIFY targets.
1924 (ffs_cmove): Change operand 0 predicate to register_operand.
1925 Change operand 1 predicate to nonimmediate_operand.
1927 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1929 2008-10-18 Richard Guenther <rguenther@suse.de>
1931 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1932 VIEW_CONVERT_EXPR case against invalid gimple.
1934 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1936 * c-parser.c (c_parser_binary_expression): Silence the
1937 uninitialized variable warning emitted for binary_loc.
1939 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1941 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1944 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1947 * c-typeck.c (build_unary_op): Use omit_one_operand for
1948 IMAGPART_EXPR of real argument.
1950 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1952 PR tree-optimization/37664
1953 * fold-const.c (fold_binary): When optimizing comparison with
1954 highest or lowest type's value, don't consider TREE_OVERFLOW.
1956 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1959 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1960 * coverage.c: Include tm_p.h.
1961 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1962 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1963 dollar signs from PREFIX.
1964 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1965 instead of manual strip_name_encoding.
1967 2008-10-16 Richard Guenther <rguenther@suse.de>
1970 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1971 volatile qualified functions or methods as relevant.
1973 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1975 PR tree-optimization/37525
1976 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1977 sizetype unsigned constants, both in the case of C and bounds.
1979 2008-10-15 Jan Hubicka <jh@suse.cz>
1981 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1983 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1986 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1987 HARD_REGNO_CALL_PART_CLOBBERED.
1989 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1992 * ira-lives.c (mark_early_clobbers): Remove.
1993 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1994 check_and_make_def_conflicts,
1995 make_early_clobber_and_input_conflicts,
1996 mark_hard_reg_early_clobbers): New functions.
1997 (process_bb_node_lives): Call
1998 make_early_clobber_and_input_conflicts and
1999 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2001 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2002 early clobbers of pseudo-registers.
2004 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2007 * ira-build.c (ira_flattening): Recalculate
2008 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2009 from the scratch instead of the propagation.
2011 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2013 * doc/rtl.texi (const_double): Remove the "addr" operand.
2014 Describe CONST_DOUBLE_* macros under const_double rather
2016 (const_fixed): Fix the operand description.
2017 (const): Add an @findex directive.
2018 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2019 after the constant rtl table.
2020 (fix): Combine floating-point and fixed-point descriptions.
2022 * sched-deps.c (sched_analyze_2): Remove reference to
2025 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2027 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2029 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2030 for UNSPEC_GOTSYM_OFFs.
2031 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2032 (add_GOT_to_pic_reg): Use it.
2033 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2035 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2036 Harsha Jagasia <harsha.jagasia@amd.com>
2038 PR tree-optimization/37485
2039 * graphite.c (gmp_cst_to_tree): Moved.
2040 (iv_stack_entry_is_constant): New.
2041 (iv_stack_entry_is_iv): New.
2042 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2043 (loop_iv_stack_insert_constant): New.
2044 (loop_iv_stack_pop): Use new datatpype.
2045 (loop_iv_stack_get_iv): Same.
2046 (loop_iv_stack_get_iv_from_name): Same.
2047 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2048 (loop_iv_stack_patch_for_consts): New.
2049 (loop_iv_stack_remove_constants): New.
2050 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2051 (translate_clast): Call loop_iv_stack_patch_for_consts and
2052 loop_iv_stack_remove_constants.
2053 (gloog): Use new datatype. Redirect construction edge to end
2054 block to avoid accidental deletion.
2055 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2057 (union iv_stack_entry_data): New. Data in iv stack entry.
2058 (struct iv_stack_entry): New. Datatype for iv stack entries.
2060 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2062 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2063 * graphite.c (free_scop): Same.
2064 (build_scops): Same.
2065 (free_scattering): New.
2066 (build_cloog_prog): Call free_scattering.
2067 (patch_phis_for_virtual_defs): Fix memleak.
2068 (graphite_trans_bb_strip_mine): Same.
2069 (limit_scops): Same.
2071 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2072 Harsha Jagasia <harsha.jagasia@amd.com>
2074 PR tree-optimization/37828
2075 * graphite.c (graphite_trans_loop_block): Do not loop block
2076 single nested loops.
2078 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2080 PR tree-optimization/37686
2081 * tree-loop-linear.c (linear_transform_loops): Build a
2082 loop nest vector. Pass it to lambda_compute_access_matrices.
2083 * tree-data-ref.h (struct access_matrix): Store the loop nest
2084 relative to which it encodes the information.
2085 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2086 (am_vector_index_for_loop): Reimplemented: iterate over the
2087 loop nest for finding the loop index in the access matrix.
2088 (lambda_compute_access_matrices): Update declaration.
2089 * lambda-code.c (build_access_matrix): Pass the loop nest and
2091 (lambda_compute_access_matrices): Same.
2093 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2095 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2096 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2097 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2098 already implies hard float. Also fix several insn condition
2099 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2101 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2104 Based on patches by Laurent Vivier.
2105 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2106 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2107 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2108 dollar sign to underscore.
2109 (ASM_OUTPUT_EXTERNAL): Same.
2110 (ASM_OUTPUT_LABELREF): New.
2111 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2113 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2114 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2115 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2116 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2118 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2120 PR tree-optimization/36881
2121 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2122 that each value doesn't need runtime relocations, for !flag_pic
2123 check that each value is just a valid initializer constant.
2125 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2127 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2128 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2129 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2130 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2132 (REG_CLASS_NAMES): Update accordingly.
2133 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2134 rather than an unpredictable descriptive string.
2135 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2136 (mips_register_move_cost): Check for specific COP*_REGS classes,
2137 instead of ALL_COP_AND_GR_REGS.
2138 (mips_ira_cover_classes): New function.
2139 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2140 (TARGET_IRA_COVER_CLASSES): Define.
2142 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2145 * tree.c (build_type_attribute_qual_variant): Hash on the
2146 unqualified type, and don't overwrite an existing
2147 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2148 allow distinguishing between wchar_t and its underlying type. This
2149 also means that we'll retain a little more typedef information.
2151 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2152 Dmitry Melnik <dm@ispras.ru>
2153 Dmitry Zhurikhin <zhur@ispras.ru>
2154 Alexander Monakov <amonakov@ispras.ru>
2155 Maxim Kuvyrkov <maxim@codesourcery.com>
2157 * target.h (struct gcc_target): Update prototypes of needs_block_p
2159 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2160 * sel-sched.c (create_speculation_check): Likewise.
2161 * doc/tm.texi: Provide documentation for new target hooks.
2163 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2164 (ia64_gen_spec_insn): Removed.
2165 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2166 ia64_gen_spec_check): New static functions.
2167 (ia64_alloc_sched_context, ia64_init_sched_context,
2168 ia64_set_sched_context, ia64_clear_sched_context,
2169 ia64_free_sched_context, ia64_get_insn_spec_ds,
2170 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2171 (ia64_needs_block_p): Change prototype.
2172 (ia64_gen_check): Rename to ia64_gen_spec_check.
2173 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2174 into declaration, add special memory dependencies handling.
2175 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2176 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2177 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2178 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2179 Define new target hooks.
2180 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2181 (ia64_optimization_options): Turn on selective scheduling with -O3,
2182 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2183 default with selective scheduling.
2184 (ia64_override_options): Initialize align_loops and align_functions
2185 to 32 and 64, respectively. Set global selective scheduling flags
2186 according to target-dependent flags.
2187 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2188 (group_barrier_needed): Use new mstop-bit-before-check flag.
2190 (dfa_state_size): Make global.
2191 (spec_check_no, max_uid): Remove.
2192 (mem_ops_in_group, current_cycle): New variables.
2193 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2194 Initialize new variables.
2195 (is_load_p, record_memory_reference): New functions.
2196 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2198 (ia64_variable_issue): Change use of current_sched_info to
2199 sched_deps_info. Update comment. Note if a load or a store is issued.
2200 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2201 advance if maximal number of loads or stores was issued on current
2203 (scheduled_good_insn): New static helper function.
2204 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2205 a group barrier is needed. Fix vertical spacing. Guard the code
2206 doing state transition with last_scheduled_insn check.
2207 Mark that a stop bit should be before current insn if there was a
2208 cycle advance. Update current_cycle and mem_ops_in_group.
2209 (ia64_h_i_d_extended): Change use of current_sched_info to
2210 sched_deps_info. Reallocate stops_p by larger chunks.
2211 (struct _ia64_sched_context): New structure.
2212 (ia64_sched_context_t): New typedef.
2213 (ia64_alloc_sched_context, ia64_init_sched_context,
2214 ia64_set_sched_context, ia64_clear_sched_context,
2215 ia64_free_sched_context): New static functions.
2216 (gen_func_t): New typedef.
2217 (get_spec_load_gen_function): New function.
2218 (SPEC_GEN_EXTEND_OFFSET): Declare.
2219 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2220 (get_mode_no_for_insn): Change the condition that prevents use of
2221 special hardware registers so it can now handle pseudos.
2222 (get_spec_unspec_code): New function.
2223 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2224 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2225 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2226 during selective scheduling.
2227 (ia64_speculate_insn): Use ds_get_speculation_types when
2228 determining whether we need to change the pattern.
2229 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2230 (ia64_spec_check_src_p): Support new speculation/check codes.
2231 (struct bundle_state): New field.
2232 (issue_nops_and_insn): Initialize it.
2233 (insert_bundle_state): Minimize mid-bundle stop bits.
2234 (important_for_bundling_p): New function.
2235 (get_next_important_insn): Use important_for_bundling_p.
2236 (bundling): When shifting TImode from unimportant insns, ignore
2237 also group barriers. Assert that best state is found before
2238 the backward bundling pass. Print number of mid-bundle stop bits.
2239 Minimize mid-bundle stop bits. Check correct calculation of
2240 mid-bundle stop bits.
2241 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2242 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2244 (sel2_run): New variable.
2245 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2246 selective scheduling pass instead of schedule_ebbs.
2248 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2249 (UNSPEC_LDS_A): New UNSPEC.
2250 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2251 movti_internal, movsf_internal, movdf_internal,
2252 movxf_internal): Make visible. Add speculable* attributes.
2253 (output_c_nc): New mode attribute.
2254 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2255 mov<mode>_nc, zero_extend<mode>di2_nc,
2256 advanced_load_check_nc_<mode>): New insns.
2257 (zero_extend*): Add speculable* attributes.
2259 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2260 (msched-stop-bits-after-every-cycle): Likewise.
2261 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2263 (msched-spec-verbose): Remove.
2264 (msched-prefer-non-data-spec-insns,
2265 msched-prefer-non-control-spec-insns,
2266 msched-count-spec-in-critical-path,
2267 msel-sched-dont-check-control-spec): Use Target Report Var
2268 instead of Common Report Var.
2270 * config/ia64/itanium2.md: Remove incorrect bypass.
2272 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2274 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2277 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2278 and -fhelp=separate.
2280 2008-10-14 Ben Elliston <bje@au.ibm.com>
2282 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2284 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2286 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2289 2008-10-13 Matthias Klose <doko@ubuntu.com>
2291 * config/pa/linux-atomic.c: Work around missing header file
2292 for hppa64-linux-gnu targets.
2294 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2295 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2296 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2297 Grace Cao <grace_cao@playstation.sony.com>
2299 * doc/invoke.texi (-mgen-cell-microcode): Document.
2300 (-mwarn-cell-microcode): Document.
2301 * cfglayout.c (locator_location): Export.
2302 * rtl.h (locator_location): Define prototype.
2303 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2305 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2306 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2307 (mwarn-cell-microcode): New option.
2308 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2309 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2310 cell and not already set.
2311 Turn off string instructions if not generating cell microcode.
2312 (rs6000_final_prescan_insn): New function that warns about microcoded
2314 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2315 * config/rs6000/rs6000.md
2316 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2317 the instruction would have been microcoded on the Cell. Set
2318 cell_micro to always on unnamed patterns for the string instructions.
2319 (cell_micro): Update definition, remove load/store conditional
2321 (sign_extend:DI): Define new pattern for non microcoded version.
2322 (sign_extend:SI): Likewise.
2323 (compare (div:P)): Set cell_micro to not.
2324 (andsi3): Define as an expand.
2325 (andsi3_mc): New pattern.
2326 (andsi3_nomc): New pattern.
2327 (andsi3_internal0_nomc): New pattern.
2328 (andsi3_internal2): Rename to ...
2329 (andsi3_internal2_mc): this and enable iff generating microcode.
2330 (andsi3_internal3): Rename to ...
2331 (andsi3_internal3_mc): this and enable iff generating microcode.
2332 (andsi3_internal4): Enable iif generating microcode.
2333 (andsi3_internal5): Rename to ..
2334 (andsi3_internal5_mc): this and enable iff generating microcode.
2335 (andsi3_internal5_nomc): New pattern.
2336 (extzvdi_internal1): Enable iff generating microcode.
2337 (extzvdi_internal2): Likewise.
2338 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2339 (anddi3): Change to expand.
2340 (anddi3_mc): Rename from anddi3.
2341 (anddi3_no_mc): New pattern.
2342 (anddi3_internal2): Rename to ..
2343 (anddi3_internal2_mc): this and enable iff generating microcode.
2344 (anddi3_internal2_nomc): New pattern.
2345 (anddi3_internal3): Rename to ..
2346 (anddi3_internal3_mc): this and enable iff generating microcode.
2347 (anddi3_internal3_nomc): New pattern.
2348 (movti_string): Set cell_micro to always if TARGET_STRING.
2349 (stmsi8): Set cell_micro to always.
2355 (stmsi8_power): Likewise.
2356 (stmsi7_power): Likewise.
2357 (stmsi6_power): Likewise.
2358 (stmsi5_power): Likewise.
2359 (stmsi4_power): Likewise.
2360 (stmsi3_power): Likewise.
2361 (movsi_update2): Enable iff generating microcode.
2362 (movhi_update3): Likewise.
2363 (lmw): Set cell_micro to always.
2365 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2367 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2368 * config/s390/s390.c (machine_function): Remove
2369 decomposed_literal_pool_addresses_ok_p.
2370 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2371 the difference of two labels.
2372 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2373 (s390_pool_offset): New function.
2374 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2375 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2377 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2379 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2380 (powerpc*-*-linux-gnu*): Describe.
2381 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2382 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2383 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2384 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2385 config/rs6000/e500crtres32gpr.asm,
2386 config/rs6000/e500crtres64gpr.asm,
2387 config/rs6000/e500crtres64gprctr.asm,
2388 config/rs6000/e500crtrest32gpr.asm,
2389 config/rs6000/e500crtrest64gpr.asm,
2390 config/rs6000/e500crtresx32gpr.asm,
2391 config/rs6000/e500crtresx64gpr.asm,
2392 config/rs6000/e500crtsav32gpr.asm,
2393 config/rs6000/e500crtsav64gpr.asm,
2394 config/rs6000/e500crtsav64gprctr.asm,
2395 config/rs6000/e500crtsavg32gpr.asm,
2396 config/rs6000/e500crtsavg64gpr.asm,
2397 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2398 * config/rs6000/crtsavres.asm: Really remove.
2400 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2403 * c-format.c (convert_format_name_to_system_name): Use
2404 TARGET_OVERRIDES_FORMAT_INIT.
2405 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2406 * config/i386/mingw.opt: New.
2407 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2408 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2409 (ms_printf_length_specs): Removed const specifier.
2410 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2411 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2413 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2415 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2416 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2418 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2421 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2422 sure that ref has valid bb.
2424 2008-10-12 Richard Henderson <rth@redhat.com>
2427 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2428 * alias.c (value_addr_p, stack_addr_p): Remove.
2429 (nonoverlapping_memrefs_p): Remove IRA special case.
2430 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2431 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2432 * reload1.c (alter_reg): Use it.
2434 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2436 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2437 of registers instead of eax, ebx, ecx and edx. Use for loop
2438 and check register for non-zero value before the call
2439 to decode_caches_intel.
2441 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2443 PR rtl-optimization/37448
2444 * df.h: (df_ref_class): New enum.
2445 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2446 (struct df_ref): Replaced with union df_ref_d.
2447 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2448 New members of df_ref_d union.
2449 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2450 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2451 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2452 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2453 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2454 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2455 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2456 (df_scan_bb_info, df_bb_regno_first_def_find,
2457 df_bb_regno_last_def_find, df_find_def, df_find_use,
2458 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2459 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2460 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2461 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2462 Replaced struct df_ref * with df_ref.
2463 * df-scan.c (df_collection_rec, df_null_ref_rec,
2464 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2465 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2466 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2467 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2468 df_reorganize_refs_by_reg_by_reg,
2469 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2470 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2471 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2472 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2473 df_bb_refs_record, df_exit_block_uses_collect,
2474 df_record_exit_block_uses, df_reg_chain_mark,
2475 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2476 df_ref * with df_ref.
2477 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2478 df_ref_class parameter.
2479 (df_scan_problem_data): Added new pools for different types of refs.
2480 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2481 df_ref_create_structure): Processed new ref pools.
2482 (df_scan_start_dump): Added counts of refs and insns.
2483 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2484 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2485 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2486 code to pass df_ref_class down to ref creation functions.
2487 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2488 df_reg_chain_mark): Use macros to hide references to df_refs.
2489 (df_ref_chain_change_bb): Removed.
2490 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2491 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2492 Enhanced to understand df_ref union structure.
2493 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2494 all_uses_available_at, update_df, try_fwprop_subst,
2495 forward_propagate_subreg, forward_propagate_and_simplify,
2496 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2497 df_ref * with df_ref.
2498 (use_killed_between, all_uses_available_at): Use macros to hide
2499 references to df_refs.
2500 * regstat.c (regstat_bb_compute_ri,
2501 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2503 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2504 see_handle_relevant_refs, see_analyze_one_def,
2505 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2506 struct df_ref * with df_ref.
2507 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2508 global_conflicts): Replaced struct df_ref * with df_ref.
2509 * ddg.c (create_ddg_dep_from_intra_loop_link,
2510 add_cross_iteration_register_deps, build_inter_loop_deps):
2511 Replaced struct df_ref * with df_ref.
2512 (create_ddg_dep_from_intra_loop_link,
2513 add_cross_iteration_register_deps): Use macros to hide references
2515 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2516 df_ref * with df_ref.
2517 * df-core.c (df_bb_regno_first_def_find,
2518 df_bb_regno_last_def_find, df_find_def, df_find_use,
2519 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2520 debug_df_ref): Replaced struct df_ref * with df_ref.
2521 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2522 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2524 * web.c (union_defs, entry_register, replace_ref, web_main):
2525 Replaced struct df_ref * with df_ref.
2526 (union_defs, replace_ref): Use macros to hide references to df_refs.
2527 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2528 Replaced struct df_ref * with df_ref.
2529 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2530 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2531 Replaced struct df_ref * with df_ref.
2532 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2533 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2535 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2536 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2537 df_compute_accessed_bytes_strict_low_part,
2538 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2539 Replaced struct df_ref * with df_ref.
2540 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2541 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2542 df_ref * with df_ref.
2543 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2544 check_dependency, check_dependencies, record_uses): Replaced
2545 struct df_ref * with df_ref.
2546 (invariant_for_use, check_dependency): Use macros to hide
2547 references to df_refs.
2548 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2549 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2550 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2551 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2552 references to df_refs.
2553 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2555 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2556 * df-problems.c (df_rd_bb_local_compute_process_def,
2557 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2558 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2559 df_chain_remove_problem, df_chain_create_bb_process_use,
2560 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2561 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2562 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2563 df_byte_lr_simulate_artificial_refs_at_top,
2564 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2565 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2566 df_simulate_uses, df_simulate_artificial_refs_at_end,
2567 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2569 (df_chain_dump): Use macros to hide references to df_refs.
2570 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2571 df_ref * with df_ref.
2572 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2573 mark_artificial_uses, mark_reg_dependencies,
2574 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2576 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2578 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2580 (array_ref_element_size): Likewise.
2581 (array_ref_low_bound): Likewise.
2582 (array_ref_up_bound): Likewise.
2583 * expr.c (contains_packed_reference): Likewise.
2584 (array_ref_element_size): Likewise.
2585 (array_ref_low_bound): Likewise.
2586 (array_ref_up_bound): Likewise.
2587 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2588 with ARRAY_RANGE_REF.
2589 (idx_find_step): Likewise.
2590 (idx_record_use): Likewise.
2591 (strip_offset_1): Likewise.
2592 (idx_remove_ssa_names): Likewise.
2594 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2595 Andi Kleen <ak@linux.intel.com>
2597 * config/i386/cpuid.h (__cpuid_count): New defines.
2598 * config/i386/driver-i386.c (struct cache_desc): New structure.
2599 (describe_cache): Use struct cache_desc to pass cache descriptions.
2600 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2601 (detect_caches_amd): Use struct cache_desc to describe caches.
2602 (decode_caches_intel): Use struct cache_desc to pass cache
2603 descriptions. Update descriptions to match latest (rev -032,
2604 December 2007) CPUID documentation. Do not check valid bit here.
2605 Check for Xeon MP value 0x49 problems.
2606 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2607 Check valid bit before calling decode_caches_intel. Detect number
2608 of times to repeat CPUID instruction.
2609 (detect_caches_cpuid4): New function.
2610 (detect_caches_intel): Depending on max_level, call
2611 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2612 only when other methods fail to provide valid L2 cache description.
2614 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2617 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2618 it to PIC call patterns.
2619 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2620 code generation and attributes from pattern. Change peephole2 to
2621 split for noreturn case. Revise split pattern for non noreturn case.
2622 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2623 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2624 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2627 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2629 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2630 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2632 (divdf3): Reformat long line.
2634 2008-10-11 Michael J. Eager <eager@eagercon.com>
2636 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2638 (rs6000_handle_option): Process -mfpu options.
2639 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2640 (enum fpu_type_t): New.
2641 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2642 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2644 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2645 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2646 * config/rs6000/rs6000.opt (-mfpu): New.
2647 (-mxilinx-fpu): New.
2648 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2649 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2650 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2651 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2652 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2654 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2657 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2658 LO_SUM on Darwin if mode has just one unit.
2660 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2663 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2664 has been optimized out.
2666 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2668 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2669 instead of PIC_DIRECT_ADDR_P.
2670 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2671 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2672 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2673 (PIC_OFFSET_P): Rename to...
2674 (PCREL_SYMOFF_P): ...this.
2675 (PIC_DIRECT_ADDR_P): Delete.
2676 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2678 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2679 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2680 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2681 * config/sh/sh.c (print_operand): Remove CONST handling.
2682 (unspec_caller_rtx_p): Rewrite to use split_const and check
2683 the operands of UNSPEC bases.
2684 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2685 with (unspec [A B] UNSPEC_SYMOFF).
2686 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2687 UNSPEC_PCREL_SYMOFF.
2688 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2689 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2690 (UNSPEC_EXTRACT_U16): Likewise.
2691 (UNSPEC_SYMOFF): Likewise.
2692 (UNSPEC_PCREL_SYMOFF): Likewise.
2693 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2695 (movsi_const_16bit): Likewise.
2696 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2697 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2698 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2699 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2700 with (unspec [A B] UNSPEC_SYMOFF).
2701 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2702 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2703 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2704 (Csu): Likewise UNSPEC_EXTRACT_U16.
2705 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2706 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2708 2008-10-10 Stepan Kasal <skasal@redhat.com>
2710 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2711 for loop strip mining and loop blocking.
2713 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2715 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2716 vary types depending on debug info.
2718 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2720 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2721 before ensuring it's already computed.
2723 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2725 * rtl.h (locator_eq): New decl.
2726 * cfglayout.c (locator_scope): New function.
2727 (insn_scope): Use it.
2728 (locator_eq): New function.
2729 (fixup_reorder_chain): Search for last insn in src bb
2730 that has locator set or first insn in dest bb. Use
2731 locator_eq instead of == to compare locators.
2732 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2733 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2734 == to compare locators.
2736 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2738 * gimple-low.c (lower_function_body, lower_gimple_return,
2739 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2740 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2741 goto_block on edges if goto_locus is known.
2744 * tree.h (get_object_alignment): Declare.
2745 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2746 get_object_alignment if needed.
2747 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2749 (get_object_alignment): ... here. New function. Try harder to
2750 determine alignment from get_inner_reference returned offset.
2752 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2754 * graphite.c (gloog): Don't call find_unreachable_blocks
2755 before delte_unreachable_blocks.
2757 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2758 goto_locus of true_edge into RTL locator.
2760 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2762 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2763 (*jcc_btdi_mask_rex64): Ditto.
2765 (*jcc_btsi_mask): Ditto.
2766 (*jcc_btsi_1): Ditto.
2767 (*jcc_btsi_mask_1): Ditto.
2769 2008-10-08 Paul Brook <paul@codesourcery.com>
2771 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2772 compatible profiler (__gnu_mcount_nc).
2773 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2775 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2777 * config/i386/i386.c (initial_ix86_tune_features): Add
2778 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2779 * config/i386/i386.h (ix86_tune_indices): Likewise.
2780 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2782 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2783 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2784 for FP to FP splitters.
2786 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2788 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2791 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2795 PR rtl-optimization/37341
2796 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2797 to ORIG_BB, pass through ORIG_BB recursively.
2798 (cse_condition_code_reg): Adjust caller.
2800 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2802 * sdbout.c (sdbout_one_type): Treat the value type
2803 CONST_DECL for enumerals.
2805 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2807 * config/i386/i386.md: Remove trailing white spaces.
2809 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2811 PR rtl-optimization/37448
2812 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2813 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2815 (struct output_info) [count]: Renamed total_created and made
2817 (struct output_info) [size]: Renamed total_allocated and made
2819 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2820 Properly keep track of desc->size.
2821 (print_statistics, dump_alloc_pool_statistics): Enhance the
2822 printing of statistics to print the number of elements and to use
2825 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2828 * opts.h (CL_SAVE): Move up to flags range.
2829 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2830 CL_COMMON): Renumber.
2831 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2832 * opts.c (common_handle_option): Revert last change.
2834 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2836 * config/i386/i386-protos.h (ix86_schedule): New.
2838 * config/i386/i386.c (ix86_schedule): New.
2839 (override_options): Add schedule to processor_alias_table. Set
2840 ix86_schedule from the schedule field in processor_alias_table.
2841 (ix86_function_specific_save): Save ix86_schedule.
2842 (ix86_function_specific_restore): Restore ix86_schedule.
2844 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2845 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2848 * config/i386/i386.opt: Add schedule.
2850 * config/i386/ppro.md: Remove generic32.
2852 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2855 * expr.c (count_type_elements): Handle ERROR_MARK.
2857 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2862 * basic-block.h (struct edge_def): Add goto_block field.
2863 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2864 one insn with locus corresponding to edge's goto_locus if !optimize.
2865 * profile.c (branch_prob): Copy edge's goto_block.
2866 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2868 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2869 locator in between the merged basic blocks if !optimize and needed.
2870 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2871 goto_locus into RTL locator. For unconditional jump use that
2872 locator for the jump insn.
2873 (expand_gimple_cond): Convert goto_block and goto_locus into
2874 RTL locator for all remaining edges. For unconditional jump
2875 use that locator for the jump insn.
2876 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2877 there is more than one edge or insn locator along the forwarding
2878 edges and !optimize. If there is just one, set e->goto_locus.
2879 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2881 (move_block_to_fn): Adjust edge's goto_block.
2883 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2886 * expmed.c (expand_mult): Properly check DImode constant in
2889 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2892 * dwarf2out.c (common_block_die_table): New variable.
2893 (common_block_die_table_hash, common_block_die_table_eq): New
2895 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2896 COMMON block in the current scope rather than globally. Optimize
2897 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2898 DW_OP_addr SYMBOL_REF+off.
2900 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2902 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2903 Return true for non-addressable GIMPLE operands.
2905 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2908 * config/i386/i386.c (initial_ix86_tune_features): Remove
2909 X86_TUNE_USE_BIT_TEST.
2910 * config/i386/i386.h (ix86_tune_indices): Likewise.
2911 (TARGET_USE_BIT_TEST): Removed.
2913 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2915 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2917 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2919 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2920 (mul<mode>3_mul3): ... into this new template.
2922 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2924 * gimplify.c (gimplify_arg): Add location argument. Use it.
2925 (gimplify_call_expr): Pass location to gimplify_arg.
2926 (gimplify_modify_expr_to_memcpy): Same.
2927 (gimplify_modify_expr_to_memset): Same.
2929 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2931 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2932 Update calls to build_unary_op and build_indirect_ref for location
2935 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2938 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2939 * c-typeck.c (array_to_pointer_conversion): Pass location to
2941 (function_to_pointer_conversion): Use error_at and warning_at.
2942 (build_indirect_ref): Same.
2943 (build_array_ref): Pass location to build_binary_op.
2944 (parser_build_unary_op): Do not set location after calling
2946 (build_unary_op): Add location argument. Use it throughout. Set
2947 EXPR_LOCATION before returning new tree.
2948 (build_modify_expr): Same.
2949 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2951 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2952 build_indirect_ref, build_modify_expr.
2953 (c_finish_omp_for): Same. Use error_at instead of error.
2954 * c-common.c (c_common_truthvalue_conversion): Pass location to
2956 (warn_for_div_by_zero): Add location argument.
2957 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2958 build_unary_op, warn_for_div_by_zero.
2959 * c-parser.c (c_parser_typeof_specifier): Use
2960 protected_set_expr_location.
2961 (c_parser_statement_after_labels): Same.
2962 (c_parser_condition): Same.
2963 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2964 (c_parser_conditional_expression): Use protected_set_expr_location.
2965 (c_parser_unary_expression): Pass location to build_indirect_ref.
2966 (c_parser_postfix_expression_after_primary): Pass location to
2967 build_indirect_ref, build_unary_op.
2968 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2970 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2972 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2973 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2974 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2976 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2977 (mips_issue_rate): Handle PROCESSOR_R10000.
2978 * config/mips/mips.md (cpu): Add r10000.
2980 * config/mips/10000.md: New file.
2982 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2984 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2985 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2986 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2988 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2990 * config/darwin-protos.h (machopic_function_base_name): Delete.
2991 (machopic_function_base_sym): Likewise.
2992 (machopic_gen_offset): Declare.
2993 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2994 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2995 * config/darwin.c (machopic_function_base_name): Delete.
2996 (machopic_function_base_sym): Likewise.
2997 (gen_pic_offset): Rename to...
2998 (machopic_gen_offset): ...this and remove the pic_base argument.
2999 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3000 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3001 crtl->uses_pic_offset_table.
3002 (machopic_indirect_data_reference): Use new machopic_gen_offset
3004 (machopic_legitimize_pic_address): Likewise.
3005 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3007 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3008 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3009 * config/i386/i386.c (output_set_got): Likewise.
3010 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3012 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3013 (legitimate_address_p): Likewise.
3014 (output_pic_addr_const): Likewise.
3015 (output_addr_const_extra): Likewise.
3016 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3017 match an UNSPEC rather than a MINUS.
3018 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3019 (builtin_setjmp_receiver): Use machopic_gen_offset.
3020 * config/i386/predicates.md (pic_symbolic_operand): Handle
3021 UNSPEC_MACHOPIC_OFFSET.
3023 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3024 Use machopic_gen_offset and machopic_operand_p.
3025 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3026 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3027 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3028 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3029 Set crtl->uses_pic_offset_table.
3031 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3033 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3035 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3036 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3037 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3038 (constant_pool_expr_p): Use split_const and check the base.
3039 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3041 (legitimate_constant_pool_address_p): Check toc_relative_p
3042 instead of constant_pool_expr_p.
3043 (print_operand_address): Always use output_addr_const for
3044 constant pool addresses.
3045 (rs6000_output_addr_const_extra): New function.
3046 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3048 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3052 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3053 (mark_ref_live, mark_ref_dead): Use them.
3054 (def_conflicts_with_inputs_p): Remove.
3055 (mark_early_clobbers): New function.
3056 (process_bb_node_lives): Call preprocess_constraints and
3057 mark_early_clobbers.
3059 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3061 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3063 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3064 lib with -mthread switch.
3066 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3069 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3070 function in two, making it call a new and reusable
3071 dwarf2out_imported_module_or_decl() that takes the containing
3072 BLOCK of the declaration in argument.
3073 (dwarf2out_imported_module_or_decl_real): New function.
3074 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3075 IMPORTED_DECL in account.
3076 * tree.def: Added IMPORTED_DECL node type.
3077 * tree.h: Added accessors for IMPORTED_DECL nodes.
3078 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3080 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3082 * doc/gimple.texi: Fix some typos, wrap some long lines,
3083 fix some broken wraps with continuations.
3084 * tree-ssa-reassoc.c: Fix comment typos.
3086 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3089 * pa.c (legitimize_pic_address): Force function labels to memory in
3092 2008-10-04 Anton Blanchard <anton@samba.org>
3094 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3095 (rs6000_split_atomic_op): Same.
3096 (rs6000_split_compare_and_swap): Same.
3097 (rs6000_split_compare_and_swapqhi): Same.
3099 2008-10-04 Richard Guenther <rguenther@suse.de>
3101 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3102 instead of pointer equality.
3103 (vn_nary_op_eq): Likewise.
3105 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3107 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3109 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3110 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3112 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3114 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3115 Revert previous change.
3117 2008-10-03 Tom Tromey <tromey@redhat.com>
3119 * stringpool.c (ggc_alloc_string): Terminate string.
3121 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3123 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3124 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3125 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3128 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3131 2008-10-03 Pascal Obry <obry@adacore.com>
3133 * gcov.c (create_file_names): Properly handle UNIX and DOS
3134 directory separators.
3135 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3136 separator to '~' to ensure clean filenames on Windows.
3138 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3140 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3141 Add a null terminator to the stripped name.
3143 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3145 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3146 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3147 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3148 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3149 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3150 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3151 TARGET_SINGLE_FLOAT.
3153 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3155 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3157 2008-10-02 Richard Guenther <rguenther@suse.de>
3160 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3161 and VECTOR_TYPE recurse with useless_type_conversion_p which
3162 properly handles void pointer conversion.
3164 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3167 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3168 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3170 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3172 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3173 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3174 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3175 they translate to non builtins.
3176 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3177 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3178 __builtin_vec_promote, __builtin_vec_extract, and
3179 __builtin_vec_insert.
3180 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3181 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3182 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3183 * config/rs6000/altivec.h (vec_extract): Define
3184 (vec_insert): Define.
3185 (vec_splats): Define.
3186 (vec_promote): Define.
3188 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3189 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3190 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3192 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3194 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3195 prototype. Add new parameter, blk.
3196 Use BLKmode for the MEM if blk is true.
3197 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3198 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3199 ALTIVEC_BUILTIN_STVRXL.
3200 Update usage of altivec_expand_lv_builtin.
3201 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3202 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3203 (altivec_init_builtins): If compiling for the Cell, also define the
3205 * config/rs6000/rs6000.h (rs6000_builtins): Define
3206 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3207 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3208 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3209 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3210 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3211 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3212 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3213 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3214 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3215 UNSPEC_STVRX, and UNSPEC_STVRXL.
3216 (altivec_lvlx): New pattern.
3217 (altivec_lvlxl): New pattern.
3218 (altivec_lvrx): New pattern.
3219 (altivec_lvrxl): New pattern.
3220 (altivec_stvlx): New pattern.
3221 (altivec_stvlxl): New pattern.
3222 (altivec_stvrx): New pattern.
3223 (altivec_stvrxl): New pattern.
3224 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3225 (vec_lvlxl): Likewise.
3226 (vec_lvrx): Define if PPU is defined.
3227 (vec_lvrxl): Likewise.
3228 (vec_stvlx): Define if PPU is defined.
3229 (vec_stvlxl): Likewise.
3230 (vec_stvrx): Define if PPU is defined.
3231 (vec_stvrxl): Likewise.
3233 2008-10-01 Geert Bosch <bosch@adacore.com>
3235 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3237 2008-10-01 Richard Guenther <rguenther@suse.de>
3239 PR tree-optimization/37617
3240 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3241 do not add to the NEW_SETS.
3243 2008-10-01 Richard Guenther <rguenther@suse.de>
3246 * tree-vrp.c (execute_vrp): If we optimized away the default
3247 case make sure to promote the label that got in place of it
3248 to a default case label.
3250 2008-10-01 Richard Henderson <rth@redhat.com>
3253 * tree-complex.c (set_component_ssa_name): Don't optimize
3254 is_gimple_min_invariant values with ssa_names in abnormal phis.
3256 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3258 PR tree-optimization/37662
3259 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3260 commutative binary operation if they are in the wrong order and
3261 fold_build2 produces non-GIMPLE.
3263 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3265 PR tree-optimization/37662
3266 PR tree-optimization/37663
3267 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3268 get_value_range with non-SSA_NAME. Don't assert operands have been
3269 folded, instead just bail out.
3271 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3273 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3275 2008-09-30 Richard Guenther <rguenther@suse.de>
3278 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3279 build restrict-qualified pointers.
3280 (vectorizable_store): Move alias check later.
3281 (vectorizable_load): Likewise.
3283 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3285 * c-common.c (empty_if_body_warning): Remove.
3286 * c-common.h (empty_if_body_warning): Remove.
3287 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3288 here the -Wempty-body warning for `if' and `else' statements.
3289 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3291 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3293 * config/i386/i386.opt: Add msse2avx.
3295 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3296 * config/i386/linux64.h (ASM_SPEC): Likewise.
3298 * doc/invoke.texi: Document -msse2avx.
3300 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3302 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3304 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3306 * ifcvt.c (noce_emit_store_flag): If using condition from original
3307 jump, reverse it if if_info->cond was reversed.
3309 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3311 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3312 non-constant memory if it cannot be forced to constant memory.
3313 Overhaul surrounding code and factor out common condition.
3315 2008-09-29 Jeff Law <law@redhat.com>
3317 * reload1.c (alter_reg): Add missing curly braces.
3319 2008-09-29 Michael J. Eager <eager@eagercon.com>
3321 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3323 * config/rs6000/rs6000.c (rs6000_override_options): Move
3324 rs6000_init_hard_regno_mode_ok after all options changed.
3325 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3326 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3327 -msimple-fpu flags. Add warning messages if single FP not configured.
3328 (rs6000_file_start): Output gnu_attribute for single-float.
3329 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3330 (rs6000_legitimize_address): Likewise.
3331 (rs6000_legitimize_reload_address): Likewise.
3332 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3333 TARGET_SINGLE_FLOAT.
3334 (function_arg_advance): Likewise (partial conversion).
3335 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3336 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3337 TARGET_SINGLE_FLOAT.
3338 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3339 (rs6000_emit_prologue): Likewise.
3340 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3341 TARGET_SINGLE_FLOAT.
3342 (rs6000_libcall_value): Likewise.
3343 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3344 (TARGET_DOUBLE_FLOAT): New default to 1
3345 (TARGET_SIMPLE_FPU): New default to 0
3346 (TARGET_SINGLE_FPU): New default to 0
3347 (TARGET_SINGLE_FLOAT_MODE): New.
3348 (TARGET_DOUBLE_FLOAT_MODE): New.
3349 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3350 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3352 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3353 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3354 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3355 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3356 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3357 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3358 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3359 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3360 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3361 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3362 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3363 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3364 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3365 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3366 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3367 cmptf_internal1, *cmptf_internal2): Condition on
3368 TARGET_DOUBLE_FLOAT.
3369 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3370 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3371 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3372 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3373 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3374 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3375 TARGET_SINGLE_FLOAT.
3376 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3377 * config/rs6000/rs6000.opt (-msingle-float): New.
3378 (-mdouble-float): New.
3379 (-msimple-fpu): New.
3380 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3381 -msingle-float, -mdouble-float, -msimple-fpu options.
3382 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3383 _SOFT_DOUBLE for -msingle-float.
3384 * config.gcc: New config for target=powerpc-xilinx-eabi.
3386 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3388 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3389 have exit and entry.
3390 (new_scop): Take entry and exit edge to define new SCoP.
3391 (sd_region_p): New structure used during SCoP detection.
3392 (move_scops): Delete.
3393 (move_sd_regions): New.
3394 (scopdet_info): Change the definition from edges back to basic_blocks.
3395 (scopdet_edge_info): Work on basic_blocks and rename to
3396 scopdet_basic_block_info.
3397 (split_difficult_bb): At the moment removed. We should later
3398 add it at another place.
3399 (build_scops_1): Work on basic_blocks.
3400 (bb_in_sd_region): New.
3401 (find_single_entry_edge): New.
3402 (find_single_exit_edge): New.
3403 (create_single_entry_edge): New.
3404 (sd_region_without_exit): New.
3405 (create_single_exit_edge): New.
3406 (unmark_exit_edges): New.
3407 (mark_exit_edges): New.
3408 (create_sese_edges): New.
3409 (build_graphite_scops): New.
3410 (build_scops): Make SCoPs SESE.
3411 (limit_scops): Use the new functions.
3413 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3415 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3417 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3420 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3421 address to a register before taking the lower part.
3423 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3425 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3428 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3429 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3432 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3433 the newly created variable.
3434 Create a VECTOR_CST of all 1s for vector types.
3436 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3439 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3441 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3443 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3444 order to convert between modes.
3445 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3447 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3449 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3452 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3455 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3459 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3461 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3462 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3463 them to yield false with MIPS16.
3465 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3468 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3469 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3470 mem_loc_descriptor failed. Accept UNSPEC.
3471 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3472 fail if one of the loc_descriptor calls for pieces failed.
3473 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3474 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3475 if loc_descriptor_from_tree_1 on offset failed.
3478 * opts.c (common_handle_option): Don't call print_specific_help with
3479 CL_SAVE as first argument.
3481 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3482 Steve Ellcey <sje@cup.hp.com>
3484 * configure: Regenerate for new libtool.
3485 * aclocal.m4: Ditto.
3487 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3489 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3490 alias set on MEM when saving stack pointer.
3491 * config/rs6000/rs6000.md (allocate_stack): Likewise
3493 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3495 PR tree-optimization/37574
3496 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3497 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3498 instead of vector_type for constants. Take computation out of loop.
3499 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3500 and use only vector_type for invariant case.
3501 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3503 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3506 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3507 the decl is a VAR_DECL or FUNCTION_DECL.
3509 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3512 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3513 (mark_ref_live, mark_ref_dead): Use them.
3514 (def_conflicts_with_inputs_p): Remove.
3515 (mark_early_clobbers): New function.
3516 (process_bb_node_lives): Call preprocess_constraints and
3517 mark_early_clobbers.
3519 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3521 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3524 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3525 (ira_compress_allocno_live_ranges): New prototype.
3527 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3528 (coalesced_allocnos_living_at_program_points): New.
3529 (coalesced_allocnos_live_at_points_p,
3530 set_coalesced_allocnos_live_points): New functions.
3531 (coalesce_spill_slots): Rewrite.
3533 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3534 ira_compress_allocno_live_ranges): New functions.
3536 * ira-build.c (ira_flattening): Call
3537 ira_compress_allocno_live_ranges.
3540 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3542 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3545 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3547 * combine.c (make_compound_operation): Handle the 'E' format.
3548 (count_rtxs): Likewise.
3549 (update_table_tick): Likewise.
3550 (get_last_value_validate): Likewise.
3552 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3554 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3556 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3558 * matrix-reorg.c (transform_allocation_sites): Initializers
3559 added to avoid the warning.
3561 2008-09-25 Martin Jambor <mjambor@suse.cz>
3563 * cgraph.c (free_nodes): New variable.
3564 (NEXT_FREE_NODE): New macro.
3565 (cgraph_create_node): Reuse nodes from the free list. Do not
3566 update uid if doing so.
3567 (cgraph_remove_node): Add the node to the free list.
3569 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3571 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3573 2008-09-24 Richard Henderson <rth@redhat.com>
3575 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3576 * unwind-dw2.c (execute_stack_op): Handle it.
3578 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3581 2008-09-24 Michael J. Eager <eager@eagercon.com>
3583 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3585 * c-common.c (fname_decl): New location argument.
3586 * c-common.h (fname_decl): Same.
3587 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3589 (c_parser_typeof_specifier): Same.
3590 (c_parser_parms_list_declarator): Same.
3591 (c_parser_asm_string_literal): Same.
3592 (c_parser_compound_statement_nostart): Same.
3593 (c_parser_label): Same.
3594 (c_parser_do_statement): Same.
3595 (c_parser_asm_statement): Same.
3596 (c_parser_unary_expression): Same.
3597 (c_parser_sizeof_expression): Same.
3598 (c_parser_postfix_expression): Same.
3599 (c_parser_pragma): Same.
3600 (c_parser_omp_clause_collapse): Same.
3601 (c_parser_omp_clause_num_threads): Same.
3602 (c_parser_omp_clause_schedule): Same.
3603 (c_parser_omp_all_clauses): Same.
3604 (c_parser_omp_sections_scope): Same.
3605 (c_parser_omp_for_loop): Same. Pass condition's location to
3606 c_objc_common_truthvalue_conversion.
3607 (c_parser_enum_specifier): Remove comment.
3609 2008-09-24 Michael J. Eager <eager@eagercon.com>
3611 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3613 * config/rs6000/rs6000.c (rs6000_override_options): Move
3614 rs6000_init_hard_regno_mode_ok after all options changed.
3615 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3616 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3617 -msimple-fpu flags. Add warning messages if single FP not configured.
3618 (rs6000_file_start): Output gnu_attribute for single-float.
3619 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3620 (rs6000_legitimize_address): Likewise.
3621 (rs6000_legitimize_reload_address): Likewise.
3622 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3623 TARGET_SINGLE_FLOAT.
3624 (function_arg_advance): Likewise.
3625 (function_arg): Likewise.
3626 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3627 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3628 TARGET_SINGLE_FLOAT.
3629 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3630 (rs6000_emit_prologue): Likewise.
3631 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3632 TARGET_SINGLE_FLOAT.
3633 (rs6000_libcall_value): Likewise.
3634 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3635 (TARGET_DOUBLE_FLOAT): New default to 1
3636 (TARGET_SIMPLE_FPU): New default to 0
3637 (TARGET_SINGLE_FPU): New default to 0
3638 (TARGET_SINGLE_FLOAT_MODE): New.
3639 (TARGET_DOUBLE_FLOAT_MODE): New.
3640 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3641 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3643 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3644 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3645 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3646 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3647 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3648 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3649 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3650 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3651 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3652 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3653 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3654 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3655 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3656 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3657 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3658 cmptf_internal1, *cmptf_internal2): Condition on
3659 TARGET_DOUBLE_FLOAT.
3660 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3661 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3662 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3663 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3664 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3665 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3666 TARGET_SINGLE_FLOAT.
3667 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3668 * config/rs6000/rs6000.opt (-msingle-float): New.
3669 (-mdouble-float): New.
3670 (-msimple-fpu): New.
3671 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3672 -msingle-float, -mdouble-float, -msimple-fpu options.
3673 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3674 _SOFT_DOUBLE for -msingle-float.
3675 * config.gcc: New config for target=powerpc-xilinx-eabi.
3677 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3679 * config/sparc/constraints.md: New file.
3680 * config/sparc/sparc.md: Include it.
3681 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3682 (sparc_extra_constraint_check): Delete.
3683 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3684 (memory_ok_for_ldd): New predicate.
3685 (sparc_extra_constraint_check): Delete.
3686 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3687 (CONST_OK_FOR_LETTER_P): Likewise.
3688 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3689 (EXTRA_CONSTRAINT): Likewise.
3691 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3693 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3695 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3697 * alias.c (find_base_value): Use FIND_BASE_TERM.
3698 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3700 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3702 * config/i386/i386.c: Include cselib.h.
3703 (ix86_pic_register_p): New function.
3704 (ix86_delegitimize_address): Use it to check for the PIC register.
3706 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3708 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3709 * config/i386/i386.c (ix86_find_base_term): Don't check for
3710 SYMBOL_REF and LABEL_REF.
3712 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3714 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3715 constant PLUS in a CONST.
3717 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3719 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3720 check for sibcall support for w64.
3722 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3724 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3726 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3728 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3729 parser_build_binary_op.
3730 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3731 * c-typeck.c (build_array_ref): Same.
3732 (parser_build_unary_op): New location argument.
3733 (pointer_diff): Pass location to build_binary_op,
3734 c_objc_common_truthvalue_conversion.
3735 (build_modify_expr): Same.
3736 (build_unary_op): New location argument.
3737 (build_binary_op): New location argument.
3738 (c_objc_common_truthvalue_conversion): Pass location to
3739 c_*common_truthvalue_conversion.
3740 * c-convert.c (convert): Same.
3741 * c-common.c (binary_op_error): New location argument.
3742 (pointer_int_sum): Pass location to build_binary_op.
3743 (c_common_truthvalue_conversion): New location argument.
3744 (warn_for_sign_compare): Same.
3745 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3746 binary_op_error, build_binary_op, warn_for_sign_compare.
3747 * c-parser.c (c_parser_condition): Pass location to
3748 c_*common_truthvalue_conversion.
3749 (c_parser_conditional_expression): Save condition's location and pass
3751 (c_parser_binary_expression): Same, but for the binary operator's
3753 (c_parser_omp_for_loop): Pass location to
3754 c_objc_common_truthvalue_conversion.
3756 2008-09-23 Martin Jambor <mjambor@suse.cz>
3758 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3759 (cgraph_node_remove_callees): New temporary f. Hold the next item
3761 (cgraph_node_remove_callers): Likewise.
3763 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3764 (ipa_node_removal_hook): Likewise.
3766 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3767 gimple_call_copy_skip_args and moved to the gimple_call section.
3768 * gimple.c (gimple_copy_call_skip_args): Renamed to
3769 gimple_call_copy_skip_args. Changed al users.
3771 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3773 * ira-color.c (start_allocno_priorities): Rename to
3774 setup_allocno_priorities. Use costs and
3775 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3776 range lengths. Get rid off doubles.
3777 (ira_fast_allocations): Call start_allocno_priorities.
3779 2008-09-22 David Daney <ddaney@avtrex.com>
3782 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3783 register if TARGET_LONG_CALLS.
3785 2008-09-22 Richard Guenther <rguenther@suse.de>
3787 PR tree-optimization/37145
3788 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3789 value-numbering union accesses with their offset and size only.
3790 (visit_reference_op_load): Fix simplification of inserted conversions.
3791 * tree-ssa-pre.c (find_or_generate_expression): Do not
3792 recursively generate expressions if running FRE.
3794 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3796 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3797 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3800 2008-09-22 Richard Guenther <rguenther@suse.de>
3802 PR tree-optimization/37145
3803 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3804 (phi_translate_1): Constant fold references.
3806 2008-09-22 Ira Rosen <irar@il.ibm.com>
3808 PR tree-optimization/37482
3809 * tree-vectorizer.h (struct _slp_instance): Add new field.
3810 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3811 (get_earlier_stmt): New function.
3812 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3814 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3815 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3816 asserts that GSI points to the scalar statement being vectorized.
3817 Set new statement location according to GSI.
3818 (vect_schedule_slp_instance): Use GSI of
3819 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3821 2008-09-21 Jan Hubicka <jh@suse.cz>
3823 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3824 (ipcp_insert_stage): Update dead_nodes bitmap.
3826 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3829 * config/i386/t-cygming (SHLIB_LC): Remove.
3830 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3831 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3833 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3837 * final.c (mark_symbol_ref_as_used): New helper function.
3838 (output_operand): Instead of just looking inside MEMs for
3839 SYMBOL_REFs, use new helper function and for_each_rtx.
3840 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3841 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3842 Make head comment more general.
3843 * config/darwin.c (machopic_output_indirection): Handle weak
3844 references here, like in assemble_external.
3846 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3848 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3849 (sparc_emit_float_lib_cmp): Change return type.
3850 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3851 (gen_compare_operator): New function.
3852 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3853 the comparison sequence. Minor tweaks.
3854 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3855 that the final operator and the result of sparc_emit_float_lib_cmp
3856 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3857 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3858 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3859 result of sparc_emit_float_lib_cmp match for software TFmode.
3860 (movqicc, movhicc, movsicc, movdicc): Merge into...
3861 (mov<I:mode>cc): ...this.
3862 (movsfcc, movdfcc, movtfcc): Merge into...
3863 (mov<F:mode>cc): ...this.
3864 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3866 (mov<I:mode>_cc_v9): ...this.
3867 (movdi_cc_sp64_trunc): Delete.
3868 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3869 movdi_cc_reg_sp64): Merge into...
3870 (mov<I:mode>_cc_reg_sp64): ...this.
3871 (movsf_cc_sp64): Rename into...
3872 (movsf_cc_v9): ...this.
3873 (movdf_cc_sp64): Rename into...
3874 (movdf_cc_v9): ...this.
3875 (movtf_cc_hq_sp64): Rename into...
3876 (movtf_cc_hq_v9): ...this.
3877 (movtf_cc_sp64): Rename into...
3878 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3880 2008-09-21 Diego Novillo <dnovillo@google.com>
3882 * doc/gccint.texi: Include generic.texi and gimple.texi.
3884 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3885 (GIMPLE): Move to gimple.texi.
3886 (Annotations): Remove references to to stmt_ann_t and
3888 (SSA Operands): Rename from 'Statement Operands'.
3889 * doc/generic.texi: New.
3890 * doc/gimple.texi: New.
3891 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3892 * Makefile.in (TEXI_GCCINT_FILES):
3893 * gimple.c (gimple_copy_call_skip_args): Rename from
3894 giple_copy_call_skip_args. Update all users.
3895 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3897 2008-09-21 Ira Rosen <irar@il.ibm.com>
3899 PR tree-optimization/37539
3900 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3901 statement in related statement field only for the first load of the
3902 group of loads with the same data reference.
3904 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3906 * config/mips/mips.h (TUNE_OCTEON): New macro.
3907 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3908 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3909 * config/mips/octeon.md: New file.
3910 * config/mips/mips.md: Include octeon.md. Restore
3911 semi-alphabetical order of include files.
3913 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3916 * config/i386/i386.md (*jcc_fused_1): Removed.
3917 (*jcc_fused_2): Likewise.
3918 (*jcc_fused_3): Likewise.
3919 (*jcc_fused_4): Likewise.
3921 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3923 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3924 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3925 * target.h (gcc_target): Add ira_cover_classes.
3926 * ira.c: Remove IRA_COVER_CLASSES guards.
3927 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3928 instead of IRA_COVER_CLASSES.
3929 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3930 (setup_class_translate): Likewise.
3931 (setup_reg_class_intersect_union): Likewise.
3932 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3933 test of targetm.ira_cover_classes.
3934 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3935 of IRA_COVER_CLASSES.
3936 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3937 (TARGET_INITIALIZER): Include it.
3938 * targhooks.h (default_ira_cover_classes): Declare.
3939 * targhooks.c (default_ira_cover_classes): New function.
3941 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3943 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3945 2008-09-19 Ian Lance Taylor <iant@google.com>
3947 * varasm.c (narrowing_initializer_constant_valid_p): Return
3948 NULL_TREE if ENDTYPE is not an integer.
3950 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3953 * tree-ssa.c (execute_update_addresses_taken): Also update
3954 DECL_GIMPLE_REG_P for vector and complex types.
3956 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3957 Jan Hubicka <jh@suse.cz>
3960 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3961 empty before freeing them.
3962 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3964 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3966 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3967 * config/xtensa/predicates.md (tls_symbol_operand): New.
3968 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3969 (TARGET_CANNOT_FORCE_MEM): Define.
3970 (xtensa_tls_symbol_p): New.
3971 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3972 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3973 (xtensa_tls_module_base): New.
3974 (xtensa_call_tls_desc): New.
3975 (xtensa_legitimize_tls_address): New.
3976 (xtensa_legitimize_address): Handle TLS symbols.
3977 (xtensa_tls_referenced_p_1): New.
3978 (xtensa_tls_referenced_p): New.
3979 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3981 (XTENSA_BUILTIN_THREAD_POINTER): New.
3982 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3983 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3984 builtin. Add declarations for __builtin_thread_pointer and
3985 __builtin_set_thread_pointer.
3986 (xtensa_fold_builtin): Recognize new builtins.
3987 (xtensa_expand_builtin): Expand new builtins.
3988 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3989 (TARGET_THREADPTR): Define.
3990 (HAVE_AS_TLS): Define default value.
3991 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3992 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3993 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3994 (UNSPECV_SET_TP): New.
3995 (sym_TPOFF, sym_DTPOFF): New.
3996 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3997 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3998 * configure: Regenerated.
4000 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4003 * config/ia64/ia64.c (ia64_optimization_options): Move
4004 checking and setting flag_schedule_insns_after_reload and
4005 ia64_flag_schedule_insns2 back to ...
4006 (ia64_override_options): Here.
4008 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4011 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4012 zero extend count after the correction to it is done.
4013 (doloop_optimize): Update call to doloop_modify, don't zero extend
4016 2008-09-18 Martin Jambor <mjambor@suse.cz>
4018 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4020 * ipa-prop.c: Correct comments.
4021 * ipa-prop.h: Likewise.
4023 2008-09-18 Jan Hubicka <jh@suse.cz>
4026 * ipa-reference.c (ipa_reference_local_vars_info_d,
4027 ipa_reference_global_vars_info_d,
4028 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4029 ipa_reference_vars_info_t): Move here from ipa-reference.h
4030 (node_duplication_hook_holder, node_removal_hook_holder): New.
4031 (get_reference_vars_info_from_cgraph): Rename to ...
4032 (get_reference_vars_info): ... this one, use cgraph uids.
4033 (get_local_reference_vars_info, get_global_reference_vars_info):
4034 Use cgraph instead of decl.
4035 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4037 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4038 ipa_reference_get_written_global,
4039 ipa_reference_get_not_written_global): Use cgraph argument.
4040 (check_call): Simplify avail check.
4041 (scan_stmt_for_static_refs): Update.
4042 (propagate_bits): Update.
4043 (merge_callee_local_info): Remove.
4044 (init_function_info): Use cgraph nodes.
4045 (clean_function_local_data): Break out from ...
4046 (clean_function): ... here.
4047 (copy_local_bitmap, copy_global_bitmap): New functions.
4048 (duplicate_node_data, remove_node_data): New functions.
4049 (generate_summary): Register hooks; use visibility instead of
4051 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4052 * ipa-reference.h (ipa_reference_local_vars_info_d,
4053 ipa_reference_global_vars_info_d,
4054 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4055 ipa_reference_vars_info_t): Move to ipa-reference.c
4056 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4058 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4059 ipa_reference_get_not_read_global,
4060 ipa_reference_get_not_written_global): Update prototype.
4061 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4062 (init_state): Remove.
4063 (node_duplication_hook_holder, node_removal_hook_holder): New.
4064 (get_function_state, set_function_state): Use VECtor.
4065 (analyze_function): Check body availability.
4066 (add_new_function): Likewise.
4067 (duplicate_node_data, remove_node_data): New.
4068 (generate_summary): Register hooks; do not care about clones.
4069 (propafate): Do not care about clones; recursive functions are
4071 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4072 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4073 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4075 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4076 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4077 Update call of ipa-reference accesors.
4079 2008-09-18 Simon Baldwin <simonb@google.com>
4081 * c-opts.c (c_common_handle_option): Add handling for
4082 -Wbuiltin-macro-redefined command line option.
4083 * c.opt: Added builtin-macro-redefined option.
4084 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4087 2008-09-18 Richard Guenther <rguenther@suse.de>
4089 PR tree-optimization/37258
4090 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4091 and signedness for integral types.
4092 (vn_phi_eq): Require compatible types.
4094 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4097 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4098 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4100 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4101 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4102 ggc_free other TREE_LIST nodes from that chain.
4103 * function.c (instantiate_decls): Instantiate also DECL_RTL
4104 of vars in cfun->local_decls, free that list afterwards.
4106 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4108 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4109 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4111 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4113 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4114 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4116 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4118 PR tree-optimization/37102
4119 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4120 from a node. Check to see if another PHI is dead.
4121 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4122 remove real PHIs which have no uses.
4123 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4125 2008-09-18 Richard Guenther <rguenther@suse.de>
4128 * tree-cfg.c (remove_useless_stmts_1): Remove
4129 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4131 2008-09-18 Nick Clifton <nickc@redhat.com>
4133 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4134 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4135 to frv_secondary_reload_class.
4136 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4137 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4138 (frv_secondary_reload_class): Omit unused parameter.
4139 (frv_secondary_reload): New function. Handle the case when
4140 secondary_reload_class() is called before the reload_(in|out)
4141 _optabs have been initialised.
4142 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4144 * config/frv/frv.md: Define an exclusion set between fr550_m0
4147 2008-09-18 Richard Guenther <rguenther@suse.de>
4149 PR tree-optimization/37456
4150 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4151 want to insert after ends a BB insert on the single fallthru
4154 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4156 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4157 Mention -march=z9-109, z9-ec and z10.
4159 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4161 PR rtl-optimization/37544
4162 * regrename.c (maybe_mode_change): Exit early when copy_mode
4163 is narrower than orig_mode and narrower than new_mode.
4165 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4168 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4170 * sched-rgn.c (ref_counts): Remove.
4171 (insn_referenced): New static variable.
4172 (INSN_REF_COUNT): Remove.
4173 (sched_run_compute_dependencies): Use insn_referenced instead of
4175 (add_branch_dependences): Likewise. Delete dead assignment.
4177 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4179 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4180 consumer is an asm. Add comment why this is important.
4181 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4182 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4184 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4186 * expr.c (emit_group_store): Do not shift before moving via a
4189 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4191 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4192 from aggregate to non-aggregate type if the bit pattern is not fully
4193 preserved afterwards.
4195 2008-09-17 Richard Guenther <rguenther@suse.de>
4197 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4198 (verify_gimple_assign): ... this. Split into ...
4199 (verify_gimple_assign_unary): ... this,
4200 (verify_gimple_assign_binary): ... that,
4201 (verify_gimple_assign_single): ... and this.
4202 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4203 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4204 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4205 (verify_types_in_gimple_reference): Be forgiving with
4207 (verify_gimple_phi): Deal with virtual operands.
4209 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4211 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4213 * tree.c (get_callee_fndecl): Don't call the language hook.
4214 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4215 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4216 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4218 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4220 * tree.c (protected_set_expr_location): Don't unnecessarily
4221 check for error_mark_node.
4223 2008-09-17 Art Haas <ahaas@impactweather.com>
4225 * ipa-reference.c (analyze_function): Declare step only if
4226 ENABLE_CHECKING is defined.
4228 2008-09-17 Jan Hubicka <jh@suse.cz>
4231 * tree.h (DECL_INLINE): remove.
4232 (DECL_DECLARED_INLINE_P): Update docs.
4233 (DECL_NO_INLINE_WARNING_P): new.
4234 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4235 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4237 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4238 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4241 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4244 2008-09-17 Jan Hubicka <jh@suse.cz>
4246 * ipa-reference.c (ipa_obstack): Remove.
4247 (local_info_obstack, global_info_obstack): New.
4248 (add_static_var): We now handle variables only.
4249 (mark_address_taken, mark_load, mark_store): New functions based on ...
4250 (check_operand): ... remove.
4251 (get_asm_stmt_operands): Rename to ...
4252 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4253 (scan_stmt_for_static_refs): Rewrite.
4254 (scan_op_for_static_refs): Rename to ...
4255 (scan_initializer_for_static_refs): do not look for VAR_DECL
4256 initializers; stop recursion on types and decls.
4257 (ipa_init): Use proper obstacks.
4258 (analyze_variable): Use scan_initializer_for_static_refs.
4259 (init_function_info): Use local obstack.
4260 (analyze_function): Simplify.
4261 (add_new_function): We don't need visited_nodes obstack.
4262 (generate_summary): Use proper obstacks; cleanup after propagation.
4264 2008-09-17 Richard Guenther <rguenther@suse.de>
4267 PR tree-optimization/37491
4268 * alias.c (get_alias_set): Use the canonical type.
4269 * tree-vect-transform.c (vectorizable_store): Use the type of
4270 the lhs for the vector type. Adjust checking.
4271 (vectorizable_load): Adjust checking.
4273 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4274 Adam Nemet <anemet@caviumnetworks.com>
4276 PR rtl-optimization/37483
4277 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4278 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4279 Rearrange code to better match the original comment. Check
4280 t_unconditional first. Improve comment.
4282 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4285 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4286 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4289 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4290 GIMPLE_TRY if cleanup sequence is empty.
4292 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4295 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4296 eliminate IV if the cost are the same.
4298 2008-09-16 Richard Guenther <rguenther@suse.de>
4301 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4304 2008-09-16 Richard Guenther <rguenther@suse.de>
4306 PR tree-optimization/37508
4307 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4309 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4311 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4313 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4315 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4316 use gen_floatdidf2 directly.
4317 (floatunssidf2): Likewise.
4318 (floatsidf_ppc64_mfpgpr): Remove.
4319 (floatsidf_ppc64): Remove.
4320 (floatunssidf_ppc64): Remove.
4322 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4324 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4325 rather than update_cost_queue.
4327 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4328 in every call starting with the second one, instead of only when
4329 alias_bitmap_obstack.elements != NULL.
4331 * tree-predcom.c (filter_suitable_components): Free all refs in
4332 act->refs vector before calling release_component.
4333 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4335 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4337 * tree-loop-linear.c (linear_transform_loops): Initialize
4338 lambda_obstack only after calling perfect_loop_nest_depth.
4339 Goto free_and_continue instead of just continue for later failures.
4342 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4345 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4347 2008-09-14 Andreas Schwab <schwab@suse.de>
4349 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4351 2008-09-14 Jan Hubicka <jh@suse.cz>
4353 * invoke.texi (-fconserve-stack): Document.
4354 * opts.c (decode_options): Handle conserve_stack.
4355 * common.opt (fconvserve_stack): New.
4357 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4359 * config.host: Add x-aix to host_xmake_file.
4360 * config/rs6000/t-aix52: Do not override LDFLAGS.
4361 * config/rs6000/x-aix: New file.
4363 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4369 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4370 is not recognized as a valid register usage. Allow REG_X to be used
4372 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4373 forces a reload when using a base register.
4375 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4377 * config/i386/cygming-crtend.c (register_frame_ctor): If
4378 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4379 directly with atexit.
4380 (deregister_frame_ctor): Rename to ...
4381 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4382 if !DEFAULT_USE_CXA_ATEXIT.
4384 2008-09-13 Jan Hubicka <jh@suse.cz>
4386 * cgraph.c: Include value-prof.h
4387 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4389 2008-09-13 Jan Hubicka <jh@suse.cz>
4392 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4393 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4394 tree_gen_one_value_profiler, tree_gen_average_profiler,
4395 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4397 2008-09-13 Jan Hubicka <jh@suse.cz>
4399 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4400 too many bytes on misalligned blocks.
4402 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4404 * doc/cfg.texi: Fix some typos.
4405 * doc/extend.texi: Likewise.
4406 * doc/install.texi: Likewise.
4407 * doc/invoke.texi: Likewise.
4408 * doc/rtl.texi: Likewise.
4409 * doc/tree-ssa.texi: Likewise.
4411 2008-09-13 Richard Guenther <rguenther@suse.de>
4414 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4415 gimple stores for memory rhs.
4417 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4419 PR rtl-optimization/37489
4420 * cse.c (fold_rtx): Don't return const_true_rtx for float
4421 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4423 2008-09-13 Jan Hubicka <jh@suse.cz>
4425 PR tree-optimization/37392
4426 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4428 2008-09-13 Martin Jambor <mjambor@suse.cz>
4429 Jan Hubicka <jh@suse.cz>
4431 * cgraph.c (free_edges): New variable.
4432 (NEXT_FREE_EDGE): New macro.
4433 (cgraph_free_edge): New function.
4434 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4435 (cgraph_node_remove_callees): Likewise.
4436 (cgraph_node_remove_callers): Likewise.
4437 (cgraph_create_edge): Reuse edges from the free list. Do not
4438 update uid if doing so.
4439 (cgraph_remove_*_hook): Add free call.
4441 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4443 * ira-color.c (conflict_allocno_vec): Delete.
4444 (update_cost_queue_elem): New structure.
4445 (update_cost_queue): New variable.
4446 (update_cost_queue_tail): Likewise.
4447 (update_cost_queue_elems): Likewise.
4448 (allocno_update_cost_check): Delete.
4449 (initiate_cost_update): Allocate update_cost_queue_elems
4450 instead of allocno_update_cost_check.
4451 (finish_cost_update): Update the free()s accordingly.
4452 (start_update_cost): New function.
4453 (queue_update_cost): Likewise.
4454 (get_next_update_cost): Likewise.
4455 (update_copy_costs_1): Inline into...
4456 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4457 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4458 once we've established they are equal. Don't allocate update
4459 costs if there is nothing to add to them.
4460 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4461 DIVISOR arguments. Use a queue instead of recursive calls;
4462 process all the allocnos in the initial queue, rather than
4464 (assign_hard_reg): Use queue_update_cost instead of
4465 conflict_allocno_vec. Queue coalesced allocnos instead
4466 of calling update_conflict_hard_regno_costs for each one.
4467 Just call update_conflict_hard_regno_costs once for the
4469 (ira_color): Remove conflict_allocno_vec handling.
4471 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4473 PR tree-optimization/37484
4474 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4475 (save_var_name): Same.
4476 (initialize_cloog_names): Same.
4477 (initialize_cloog_names): Same.
4479 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4481 * tree-scalar-evolution.c (set_instantiated_value): Set
4484 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4488 * ira-build.c (common_loop_tree_node_dominator): Remove.
4489 (copy_live_ranges_to_removed_store_destinations): New function.
4490 (regno_top_level_allocno_map): Move to top level from ...
4491 (ira_flattening): ... here. Use
4492 copy_live_ranges_to_removed_store_destinations.
4494 * ira-emit.c (generate_edge_moves): Fix a comment.
4496 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4499 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4500 scratch register after 'set' pattern.
4502 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4504 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4505 information passed to mark_reg_pointer.
4506 * explow.c (force_reg): Likewise.
4508 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4510 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4511 when building for the celledp architecture.
4513 2008-09-12 Richard Guenther <rguenther@suse.de>
4515 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4517 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4519 PR rtl-optimization/37424
4520 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4521 the regnos instead of the addresses.
4523 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4525 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4527 2008-09-11 Richard Guenther <rguenther@suse.de>
4529 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4530 entering the weaker equivalence recording.
4532 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4534 2008-09-11 Jeff Law <law@redhat.com>
4536 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4537 by assign_stack_local on the IRA path for stack slot sharing
4538 as well as the non-IRA path.
4540 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4542 * config/i386/i386.h: Fix whitespace issues.
4544 2008-09-11 Martin Jambor <mjambor@suse.cz>
4546 * ipa-prop.h (struct ipa_param_flags): Removed.
4547 (struct ipa_param_descriptor): New structure.
4548 (struct ipa_node_params): ipcp_lattices, param_decls and
4549 param_flags moved to ipa_param_description.
4550 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4551 descriptors. Renamed all users.
4552 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4553 changed to access descriptors. Renamed all users.
4554 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4555 to access descriptors. Renamed all users.
4556 * ipa-cp.c (ipcp_init_cloned_node): Call
4557 ipa_initialize_node_params instead of ipa_count_formal_params and
4558 ipa_create_param_decls_array.
4559 (ipcp_analyze_node): Likewise.
4560 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4561 descriptors. Renamed all users.
4562 (ipcp_initialize_node_lattices): Remove allocation.
4563 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4564 ipa_initialize_node_params instead of ipa_count_formal_params and
4565 ipa_create_param_decls_array.
4566 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4567 ipa_populate_param_decls, made static, added parameter info,
4568 renamed mt to node, removed allocation, changed to use
4570 (ipa_count_formal_params): Made static, added parameter info,
4572 (ipa_initialize_node_params): New function.
4573 (ipa_check_stmt_modifications): Changed to use descriptors.
4574 (ipa_detect_param_modifications): Removed allocation, changed to
4576 (ipa_note_param_call): Changed to use descriptors.
4577 (ipa_analyze_params_uses): Removed allocation.
4578 (ipa_free_node_params_substructures): Changed to use descriptors.
4579 (ipa_edge_duplication_hook): Use the unused attribute.
4580 (ipa_node_duplication_hook): Use the unused attribute, changed to
4581 use descriptors, changed to duplicate descriptors.
4583 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4584 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4585 indirect inlining. Made static.
4586 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4587 functions called only once.
4588 (cgraph_decide_recursive_inlining): Don't call
4589 ipa_propagate_indirect_call_infos, pass new_edges to
4590 cgraph_mark_inline_edge instead.
4591 (cgraph_decide_inlining_of_small_functions): Don't call
4592 ipa_propagate_indirect_call_infos, pass new_edges to
4593 cgraph_mark_inline_edge instead.
4594 (cgraph_decide_inlining): Don't call
4595 ipa_propagate_indirect_call_infos.
4596 * ipa-prop.c: Check that vectors are allocated.
4598 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4599 iff a new cgraph edges have been created.
4600 (cgraph_decide_inlining): New variable redo_always_inline.
4601 Flattening and always_inlining loop until callgraph stabilizes.
4602 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4603 true iff new cgraph edges have been created.
4604 (propagate_info_to_inlined_callees): Likewise.
4605 (ipa_propagate_indirect_call_infos): Likewise.
4607 2008-09-11 Richard Guenther <rguenther@suse.de>
4609 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4610 (set_prologue_iterations): Likewise.
4611 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4613 (vect_update_init_of_dr): Likewise.
4614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4616 * fold-const.c (fold_unary): Do not generate calculations
4619 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4621 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4622 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4623 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4625 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4627 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4628 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4629 before finalizing the changes.
4630 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4632 (simplify_truth_ops_using_ranges): New.
4633 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4634 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4635 whether a simplification was made.
4636 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4637 use a switch statement and also call simplify_truth_ops_using_ranges.
4639 2008-09-11 Jan Hubicka <jh@suse.cz>
4641 * ggc-common.c (loc_array): Make static.
4642 * dce.c (rest_of_handle_ud_dce): Free worklist.
4644 2008-09-11 Jan Hubicka <jh@suse.cz>
4646 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4647 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4648 function so we are sure we do not dangle it forever.
4649 * function.c (outer_function_chain, find_function_data): Remove.
4650 (function_context_stack): New.
4651 (push_function_context, pop_function_context): Update.
4652 * function.h (struct function): Remove pointer outer.
4653 (outer_function_chain, find_function_data): Remove.
4654 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4656 2008-09-11 Jan Hubicka <jh@suse.cz>
4659 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4661 2008-09-11 Jan Hubicka <jh@suse.cz>
4663 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4665 2008-09-11 Jan Hubicka <jh@suse.cz>
4667 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4668 (free_var_map_entry): New function.
4669 (redirect_edge_var_map_destroy): Use it.
4671 2008-09-11 Jan Hubicka <jh@suse.cz>
4674 * tree-inline.c (add_lexical_block): Replace with ...
4675 (prepend_lexical_block): ... prepend at begginig.
4676 (remap_blocks): Use it and reverse later.
4677 (expand_call_inline): Use prepend_lexical_block.
4679 2008-09-11 Jan Hubicka <jh@suse.cz>
4681 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4683 2008-09-11 Jan Hubicka <jh@suse.cz>
4685 * function.c (free_after_compilation): Call insn_locators_free.
4686 * cfglayout.c (insn_locators_free): New function.
4687 * rtl.h (insn_locators_free): Declare.
4689 2008-09-11 Jan Hubicka <jh@suse.cz>
4691 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4693 (cond_move_process_if_block): Update call.
4695 2008-09-11 Jan Hubicka <jh@suse.cz>
4697 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4698 * vec.c: Include hashtab.h
4699 (vec_descriptor, ptr_hash_entry): New structures.
4700 (vec_desc_hash, vec_ptr_map): New static variables.
4701 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4702 register_overhead, free_overhead, vec_heap_free): New functions.
4703 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4704 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4705 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4708 2008-09-11 Ira Rosen <irar@il.ibm.com>
4710 PR tree-optimization/37474
4711 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4712 length of load permutation.
4714 2008-09-11 Andreas Schwab <schwab@suse.de>
4716 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4718 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4721 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4722 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4723 simplify_gen_subreg.
4725 2008-09-11 Ira Rosen <irar@il.ibm.com>
4727 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4730 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4733 * gimplify.c (gimplify_body): Call default_rtl_profile.
4736 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4737 instead of tok->val.node if not expanding to something else. Handle
4738 intervening CPP_PADDING tokens.
4739 (altivec_categorize_keyword): Remove unneeded comparisons.
4741 2008-09-10 Richard Guenther <rguenther@suse.de>
4743 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4745 2008-09-10 Richard Guenther <rguenther@suse.de>
4748 * tree-inline.c (insert_init_stmt): Make sure to not
4749 insert invalid gimple stores.
4751 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4753 PR tree-optimization/37388
4754 * toplev.c (process_options): Fail and warn when graphite
4755 flags are used, but the compiler has not been configured
4756 with graphite libraries.
4757 * graphite.c (graphite_transform_loops): Remove printfs
4758 to dump_file for the case when graphite is not available.
4760 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4763 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4764 the even element into register.
4765 (ix86_expand_vector_init_general): Don't use
4766 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4767 if we can't move from GPR to SSE register directly.
4769 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4771 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4772 not lose track of the number of NOPs needed. Number of NOPs needed
4773 for sync vs. loads workaround was switched; corrected. Run second
4774 pass for all workarounds. No NOPs needed after call insns. Change
4775 second pass to use find_next_insn_start and find_load helpers in order
4776 to properly detect parallel insns.
4777 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4779 2008-09-10 Jan Hubicka <jh@suse.cz>
4781 * value-prof.c (gimple_ic): Fix tuplification bug.
4782 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4785 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4787 PR tree-optimization/37353
4788 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4789 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4790 calls instead of cond_dead_built_in_calls.
4791 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4792 initalize the vector only before adding first entry. Use VEC_safe_push
4793 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4794 shrink_wrap_conditional_dead_built_in_calls call.
4796 2008-09-10 Ira Rosen <irar@il.ibm.com>
4798 PR tree-optimization/37385
4799 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4800 argument, and use it as a vector type if not NULL.
4801 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4803 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4804 additional argument.
4805 (vectorizable_load): Likewise.
4807 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4809 * config/i386/i386.md (SWI32): New mode iterator.
4810 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4813 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4815 PR rtl-optimization/37435
4816 * caller-save.c (insert_restore, insert_save): Check the mode by
4819 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4822 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4824 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4827 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4829 * doc/invoke.texi (ARM Options): Correct errors in discussion
4830 of -mfloat-abi, -mhard-float, and -msoft-float.
4832 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4833 Jan Hubicka <jh@suse.cz>
4836 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4837 calling gimple_regimplify_operands on it. Iterate over all newly
4838 added statements, not just the last one.
4839 (insert_init_stmt): Insert stmt into seq first, then call
4840 gimple_regimplify_operands on it. Don't create new gimplification
4841 context, nor find referenced vars.
4843 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4846 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4847 to pointer to vector pointer.
4848 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4849 propagate_info_to_inlined_callees): Likewise.
4850 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4851 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4852 ipa_check_create_edge_args.
4853 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4854 argument to pointer to vector pointer.
4855 (cgraph_decide_inlining_of_small_function): Adjust
4856 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4860 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4861 optimizing for size, not speed.
4863 PR rtl-optimization/37408
4864 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4865 if parm is promoted.
4867 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4869 PR tree-optimization/37375
4870 * tree-scalar-evolution.c (scev_info_str): Add field
4872 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4873 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4874 set_instantiated_value): Pass instantiated_below.
4875 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4877 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4878 the definitions are not instantiated.
4880 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4881 (block_before_loop): New.
4882 * tree-data-ref.c (dr_analyze_indices): Update uses of
4884 * graphite.c (block_before_scop): New.
4885 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4886 basic block, not a loop for determining the parameters.
4887 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4889 (idx_record_params, find_params_in_bb, find_scop_parameters,
4890 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4891 to instantiate_scev.
4893 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4895 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4899 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4901 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4902 Check zero freq and increase if necessary.
4904 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4906 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4907 regno is in the right range. Add comments.
4909 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4911 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4913 * mips-tfile.c (copy_object): Cast alloca result to int *.
4914 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4916 Rename class to sclass.
4917 (read_tfile): Cast read_seek return values to proper types.
4918 Cast xcalloc return value to proper type.
4920 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4922 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4923 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4924 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4926 2008-09-09 Jan Hubicka <jh@suse.cz>
4928 * profile.c (is_edge_inconsistent): Add debug output; ignore
4929 negative count on fake edges.
4930 (is_inconsistent): Add debug output.
4932 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4934 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4936 (choose_ready): When first insn is chosen from the ready list, also
4939 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4941 PR rtl-optimization/37360
4942 * haifa-sched.c (max_issue): Do not assert that we never issue more
4943 insns than issue_rate. Add comment.
4945 2008-09-09 Richard Guenther <rguenther@suse.de>
4947 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4948 (verify_types_in_gimple_call): Rename to ...
4949 (verify_gimple_call): ... this. Enhance.
4950 (verify_types_in_gimple_cond): Remove.
4951 (verify_gimple_comparison): New function ...
4952 (verify_types_in_gimple_assign): ... split out from here.
4953 (verify_types_in_gimple_return): Rename to ...
4954 (verify_gimple_return): ... this. Enhance.
4955 (verify_types_in_gimple_switch): Rename to ...
4956 (verify_gimple_switch): ... this. Enhance.
4957 (verify_gimple_goto): New function.
4958 (verify_types_in_gimple_phi): Rename to ...
4959 (verify_gimple_phi): ... this. Enhance.
4960 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4961 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4962 (verify_types_in_gimple_seq_2): Remove cases handled in
4963 verify_types_in_gimple_stmt.
4965 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4967 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4968 (push_multiple_operation, pop_multiple_operation): Set it.
4969 (workaround_rts_anomaly): New function.
4970 (workaround_speculation): New function, broken out of bfin_reorg.
4971 (bfin_reorg): Call the new functions.
4973 2008-09-09 Richard Guenther <rguenther@suse.de>
4977 * gimplify.c (gimplify_conversion): Change conversions of
4978 non-register type to VIEW_CONVERT_EXPRs.
4979 (gimplify_addr_expr): If we need to make the operand
4980 addressable make sure to use a properly initialized
4981 temporary for that so it gets a valid gimple store.
4983 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4985 * function.h (struct function): Add function_start_locus.
4986 * cfgexpand.c (gimple_expand_cfg): Use it.
4987 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4989 2008-09-09 Richard Guenther <rguenther@suse.de>
4991 PR tree-optimization/37433
4992 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4995 2008-09-09 Richard Guenther <rguenther@suse.de>
4997 PR tree-optimization/37387
4998 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4999 and bits to a common type.
5001 2008-09-09 Nick Clifton <nickc@redhat.com>
5003 * config/v850/v850.md (return): Restore frame size restriction.
5005 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5007 * c-common.c (c_expand_decl): Remove.
5008 * c-common.h (anon_aggr_type_p): Remove prototype.
5009 (DECL_ANON_UNION_ELEMS): Remove.
5010 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5011 * c-decl.c (anon_aggr_type_p): Remove.
5012 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5013 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5014 * langhooks.h (struct lang_hooks): Remove expand_decl.
5015 * langhooks.c (lhd_expand_decl): Remove.
5016 * stmt.c (expand_anon_union_decl): Remove.
5017 * tree.h (expand_anon_union_decl): Remove prototype.
5019 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5022 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5024 * config/avr/avr.md (QISI) : Define mode iterator.
5025 (negated_tst<mode>) : Redefine as split using mode macro.
5026 (reversed_tstqi): Define insn as reversed compare with zero.
5027 (reversed_tsthi): Ditto.
5028 (reversed_tstsi): Ditto.
5030 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5033 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5034 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5037 * predict.c (optimize_function_for_size_p): Don't segfault if
5039 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5040 tree_swap_operands_p): Don't test cfun != NULL before calling
5041 optimize_function_for_s*_p.
5043 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5045 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5048 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5050 * crx/crx.h (IRA_COVER_CLASSES): Define.
5052 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5055 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5056 even when a stmt has been gimple_modified_p, but after fold_stmt is
5057 not any longer. Remove unneeded may_have_exposed_new_symbols
5060 2008-09-08 Richard Guenther <rguenther@suse.de>
5062 PR tree-optimization/37421
5063 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5066 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5069 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5071 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5074 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5075 * pa-hpux10.h (LINK_SPEC): Likewise.
5076 * pa-hpux11.h (LINK_SPEC): Likewise.
5078 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5080 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5081 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5083 2008-09-07 Helge Deller <deller@gmx.de>
5085 * pa/linux-atomic.c: New file.
5086 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5087 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5089 2008-09-07 Richard Guenther <rguenther@suse.de>
5090 Ira Rosen <irar@il.ibm.com>
5092 PR tree-optimization/36630
5093 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5094 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5096 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5097 Ira Rosen <irar@il.ibm.com>
5099 PR tree-optimization/35642
5100 * config/rs6000/altivec.md (mulv8hi3): Implement.
5102 2008-09-06 Jeff Law <law@redhat.com>
5104 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5106 2008-09-06 Jan Hubicka <jh@suse.cz>
5108 PR tree-optimization/14703
5109 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5111 * passes.c (init_optimization_passes): Recompute inline parameters.
5113 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5115 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5118 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5119 Peter Fuerst <post@pfrst.de>
5121 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5122 * doc/extend.texi: Document __builtin_mips_cache.
5123 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5124 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5125 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5126 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5127 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5128 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5129 (set_push_mips_isas): New variable.
5130 (mips_r10k_cache_barrier): New variable.
5131 (cache): New availability predicate.
5132 (mips_builtins): Add an entry for __builtin_mips_cache.
5133 (mips_build_cvpointer_type): New function.
5134 (MIPS_ATYPE_CVPOINTER): New macro.
5135 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5137 (r10k_simplified_address_p, r10k_simplify_address)
5138 (r10k_uncached_address_p, r10k_safe_address_p)
5139 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5140 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5141 (r10k_insert_cache_barriers): New functions.
5142 (mips_reorg_process_insns): Delete cache barriers after a
5143 branch-likely instruction.
5144 (mips_reorg): Call r10k_insert_cache_barriers.
5145 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5146 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5147 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5148 (mips_cache, r10k_cache_barrier): New define_insns.
5150 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5152 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5153 * ira-color.c (setup_allocno_left_conflicts_num): Use
5154 hard_reg_set_equal_p instead of a comparison with
5155 ira_zero_hard_reg_set.
5156 * ira.c (setup_reg_subclasses): Likewise.
5157 (setup_cover_and_important_classes): Likewise.
5158 (setup_class_translate): Likewise.
5159 (setup_reg_class_intersect_union): Likewise.
5160 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5161 (ira_init_once): Don't initialize them.
5163 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5165 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5167 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5169 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5171 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5173 Improved branch hints, safe hints, and scheduling.
5175 * haifa-sched.c (sched_emit_insn) : Define.
5176 * sched-int.h (sched_emit_insn) : Add prototype.
5177 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5178 -mhint-max-distance -msafe-hints) : Document.
5179 * config/spu/spu.c (spu_flag_var_tracking): New.
5180 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5181 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5182 TARGET_ASM_FILE_START): Define.
5183 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5184 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5185 (spu_emit_branch_hint): Add blocks argument.
5186 (insert_branch_hints, insert_nops): Remove.
5187 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5188 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5189 spu_sched_reorder, asm_file_start): New functions.
5190 (clock_var, spu_sched_length, pipe0_clock,
5191 pipe1_clock, prev_clock_var, prev_priority,
5192 spu_ls_first, prev_ls_clock): New static variables.
5193 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5194 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5195 (nopn_nv): Add a non-volatile version of nop.
5196 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5197 -mhint-max-distance, -msafe-hints): New options.
5199 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5200 Samuel Tardieu <sam@rfc1149.net>
5202 * opts.c (decode_options): Combine nested if statements.
5205 * opts.c (decode_options): Handle more relationships among
5206 unit-at-a-time, toplevel-reorder, and section-anchors.
5208 2008-09-05 David Daney <ddaney@avtrex.com>
5210 * doc/install.texi (--enable-reduced-reflection): Document new option.
5212 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5214 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5216 (constantpool_operand): New.
5217 (move_operand): Disallow sub-word modes for the constant pool.
5218 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5219 (xtensa_secondary_reload_class): Replace with....
5220 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5221 Set icode for sub-word reloads from the constant pool.
5222 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5223 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5224 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5225 * config/xtensa/xtensa-protos.h: Update prototypes.
5227 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5229 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5230 (REG_CLASS_NAMES): Update.
5231 (REG_CLASS_CONTENTS): Update.
5232 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5233 of ALL_REGS for regs 77 and 78.
5234 * function.c (instantiate_virtual_regs_in_insn): Assert that
5235 return value of simplify_gen_subreg is not NULL.
5237 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5239 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5240 (gen_rtvec_v): Fix coding standards.
5242 2008-09-04 Jan Hubicka <jh@suse.cz>
5244 * i386.c (decide_alg): Be more conservative about optimizing for size.
5246 2008-09-04 Ian Lance Taylor <iant@google.com>
5248 * varasm.c (narrowing_initializer_constant_valid_p): New
5250 (initializer_constant_valid_p): Call it.
5252 2008-09-04 Jeff Law <law@redhat.com>
5254 * fold-const.c (native_encode_real): Fix computation of WORDS.
5255 (native_interpret_real): Likewise.
5257 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5259 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5261 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5263 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5264 that the cost is already taken into account in ira-costs.c
5266 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5268 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5269 ira_debug_copies): New.
5270 (ira_bulid): Call print_copies.
5272 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5274 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5277 * config/rs6000/rs6000.c (optimization_options): Remove check of
5278 flag_toplevel_order.
5280 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5282 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5283 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5284 second operand is a reg_imm10_operand.
5285 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5286 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5287 (*seq_<GPR:mode><GPR2:mode>): Rename to
5288 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5290 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5291 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5293 (*sne_<GPR:mode><GPR2:mode>): Rename to
5294 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5297 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5299 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5300 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5301 combining an arithmetic right shift by more than 31 and a
5302 trunction. Don't match for out-of-range shift amounts. Set
5303 attribute mode to <MODE>.
5304 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5305 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5306 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5307 shifts by less than 32.
5308 (extv): Change predicate on first operand to accept registers.
5309 Change predicate of the other operands from immediate_operand to
5310 const_int_operand. Expand exts when source is a register.
5311 (extzv): Change predicate of the constant operands from
5312 immediate_operand to const_int_operand.
5313 (extzv<mode>): Change predicate of the constant operands from
5314 immediate_operand to const_int_operand and no constraint. Also
5316 (*extzv_trunc<mode>_exts): New pattern.
5318 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5320 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5321 * config/mips/mips-protos.h (mask_low_and_shift_p,
5322 mask_low_and_shift_len): Declare.
5323 * config/mips/mips.c (mask_low_and_shift_p,
5324 mask_low_and_shift_len): New functions.
5325 (mips_print_operand): Handle new operand prefix "m".
5326 * config/mips/mips.md (*cins<mode>): New pattern.
5328 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5330 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5331 optimizing for size.
5333 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5335 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5336 regardless of epilogue_completed.
5338 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5341 * ira-lives.c (process_bb_node_lives): Check setjmp.
5343 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5346 * ira-build.c (form_loop_tree): Reverse BB walk.
5347 (create_bb_allocnos): Likewise.
5348 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5349 (mark_reg_store): Rename to...
5350 (mark_ref_live): ...this and take a df_ref argument instead of
5351 note_stores arguments. Assert that we have a register.
5352 (mark_reg_clobber): Delete.
5353 (def_conflicts_with_inputs_p): New function.
5354 (mark_reg_conflicts): Delete.
5355 (mark_reg_death): Rename to...
5356 (mark_ref_dead): ...this and take a df_ref argument instead of
5357 a register. Assert that we have a register.
5358 (process_bb_node_lives): Hoist frequency calculation out of
5359 instruction walk. Convert from a forwards scan to a backwards scan.
5360 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5361 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5362 (create_allocno_live_ranges): Don't create regs_set.
5364 2008-09-04 Ian Lance Taylor <iant@google.com>
5366 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5367 or REG_LABEL_TARGET.
5368 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5369 comparing MODE with MEM.
5370 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5371 comparing with GF_PREDICT_TAKEN.
5372 (gimple_get_lhs): Change code to enum gimple_code.
5373 (gimple_set_lhs): Likewise.
5374 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5375 * omp-low.c (find_omp_clause): Change kind parameter to enum
5377 * tree-flow.h (find_omp_clause): Update declaration.
5378 * regrename.c (clear_dead_regs): Change kind parameter to enum
5380 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5382 * see.c (see_get_extension_data): Change return type to enum
5383 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5384 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5385 (see_gen_normalized_extension): Change extension_code parameter to
5387 (see_seek_pre_extension_expr): Change extension_code to enum
5389 (see_merge_one_def_extension): Likewise.
5390 (see_handle_relevant_defs): Likewise.
5391 (see_handle_relevant_uses): Likewise.
5392 (see_analyze_one_def): Likewise.
5393 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5394 GIMPLE_ASM rather than ASM_EXPR.
5395 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5396 GIMPLE_RETURN rather than RETURN_EXPR.
5397 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5398 (evaluate_stmt): Likewise.
5399 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5400 to enum vect_relevant.
5401 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5402 compare gimple codes with tree codes.
5404 2008-09-04 Paul Brook <paul@codesourcery.com>
5406 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5408 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5410 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5411 pointer check lost in the recent no-unit-at-a-time patch.
5413 2008-09-04 Jan Hubicka <jh@suse.cz>
5416 * tree-switch-conversion.c (check_final_bb): Accept only IP
5419 2008-09-04 Jan Hubicka <jh@suse.cz>
5421 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5423 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5424 using_ranges argument.
5425 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5426 (vrp_visit_cond_stmt): Update call of
5427 vrp_evaluate_conditional_warnv_with_ops
5429 2008-09-04 Jan Hubicka <jh@suse.cz>
5431 PR tree-optimization/37345
5432 PR tree-optimization/37358
5433 PR tree-optimization/37357
5434 * tree.c (build_function_type_skip_args): Build distinct type copy;
5436 (build_function_decl_skip_args): Set type of new decl not orig decl;
5437 clear DECL_VINDEX for methods turned into functions.
5439 2008-09-04 Nick Clifton <nickc@redhat.com>
5441 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5442 * configure: Regenerate.
5443 * config.in: Regenerate.
5444 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5445 alignment field, if it is supported.
5447 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5449 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5452 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5454 * config/rs6000/rs6000.c (processor_target_table): Do not
5455 enable VMX for POWER6.
5457 2008-09-03 Anton Blanchard <anton@samba.org>
5459 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5460 emit memory barrier before operation.
5462 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5465 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5466 default_elf_asm_output_external.
5468 2008-09-03 Jeff Law <law@redhat.com>
5470 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5472 2008-09-03 Richard Henderson <rth@redhat.com>
5474 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5475 memory barrier to below the test-and-set.
5476 (alpha_split_lock_test_and_set_12): Likewise.
5478 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5482 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5485 * ira-color.c (print_loop_title): Use all_allocnos.
5486 (color_pass): Ditto. Don't add border_allocnos. Check that
5487 subloop allocno in the correspdoning bitmap all_allocnos.
5489 * ira-emit.c (change_loop): Use all_allocnos.
5491 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5492 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5493 (create_cap_allocno): Remove setting mentioned_allocnos.
5494 (create_insn_allocnos): Ditto.
5495 (remove_unnecessary_allocnos): Use all_allocnos.
5496 (check_allocno_creation): Check that allocnos are in the
5497 corresponding bitmap all_allocnos.
5499 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5503 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5504 (process_regs_for_copy): Process subregs. Refine check when cost
5505 is taken into account in ira-costs.c.
5506 (process_reg_shuffles): Use REG_SUBREG_P.
5507 (add_insn_allocno_copies): Ditto. Ignore modes.
5509 * ira-color.c (conflict_allocno_vec): New.
5510 (COST_HOP_DIVISOR): New macro.
5511 (update_copy_costs_1): Use it.
5512 (update_conflict_hard_regno_costs): New function.
5513 (assign_hard_reg): Use it.
5514 (ira_color): Allocate and free conflict_allocno_vec.
5516 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5520 * ira-int.h (ira_sort_insn_chain): Remove.
5522 * ira.c (basic_block_order_nums, chain_insn_order,
5523 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5524 (ira): Don't call ira_sort_insn_chain.
5526 * reload1.c (reload): Don't call ira_sort_insn_chain.
5528 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5531 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5532 which become non throw.
5533 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5534 update_call_expr after updating the flags on the decl.
5536 2008-09-03 Jan Hubicka <jh@suse.cz>
5538 PR tree-optimization/37315
5539 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5540 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5541 (cgraph_analyze_functions): Use node->analyzed
5542 (cgraph_mark_functions_to_output): Likewise.
5543 (cgraph_expand_function): All functions can be released after
5545 (cgraph_optimize): Use gimple_has_body_p.
5546 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5547 (cgraph_decide_inlining_incrementally): Likewise.
5548 (inline_transform): Inline transform.
5549 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5551 (inlinable_function_p): Drop gimple_body check.
5552 (expand_call_inline): Use gimple_has_body_p.
5553 * gimple.c (gimple_has_body_p): New.
5554 * gimple.h (gimple_has_body_p): Add prototype.
5555 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5556 (dump_function_to_file): Use gimple_has_body_p check.
5558 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5561 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5563 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5565 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5567 From Michael Frysinger <michael.frysinger@analog.com>
5568 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5569 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5572 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5575 * doc/extend.texi: Document picoChip builtin functions.
5576 * doc/invoke.texi: Document picoChip options.
5577 * doc/contrib.texi: Add picoChip contribution.
5578 * doc/md.texi: Document picoChip constraints.
5579 * config.gcc: Add picochip-*-*.
5580 * config/picochip/: Add new port.
5582 2008-09-03 Richard Guenther <rguenther@suse.de>
5584 PR tree-optimization/37328
5585 * tree-sra.c (sra_build_assignment): Gimplify properly.
5586 (generate_copy_inout): Take the correct stmt as definition,
5587 remove bogus assert.
5589 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5591 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5594 From Michael Frysinger <michael.frysinger@analog.com>
5595 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5597 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5599 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5600 (__gthread_setspecific): Revert 2008-08-31 change to
5601 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5603 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5605 * diagnostic.c (error_at): New.
5606 * toplev.h (error_at): New prototype.
5607 * c-typeck.c (build_array_ref): Call error_at instead of error.
5608 Pass location to pedwarn.
5610 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5612 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5614 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5616 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5617 VAR_DECL and CONST_DECL.
5619 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5620 Jakub Jelinek <jakub@redhat.com>
5622 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5623 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5624 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5625 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5626 Don't set ix86_save_varrargs_registers.
5627 (ix86_setup_incoming_varargs): Assume cum != NULL.
5628 (ix86_va_start): Check ix86_varargs_gpr_size and
5629 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5630 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5631 from frame pointer if ix86_varargs_gpr_size == 0.
5632 (ix86_compute_frame_layout): Updated.
5633 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5634 (ix86_varargs_gpr_size): Define.
5635 (ix86_varargs_fpr_size): Likewise.
5636 (machine_function): Remove save_varrargs_registers.
5637 Add varargs_gpr_size and varargs_fpr_size.
5639 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5641 * config/alpha/alpha.c (va_list_skip_additions,
5642 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5643 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5646 PR tree-optimization/36766
5647 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5648 for already removed basic blocks.
5651 * real.c (real_maxval): Clear a lower bit to make real_maxval
5652 match get_max_float for IBM long double format.
5654 2008-09-02 Andreas Schwab <schwab@suse.de>
5656 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5657 * configure: Regenerate.
5659 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5661 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5662 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5663 checking for a non-VOID CONSTANT_P.
5665 2008-09-02 Jan Hubicka <jh@suse.cz>
5667 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5668 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5671 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5673 * expr.c (emit_group_store): Don't assert stack temp mode size.
5675 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5676 Tobias Grosser <grosser@fim.uni-passau.de>
5677 Jan Sjodin <jan.sjodin@amd.com>
5678 Harsha Jagasia <harsha.jagasia@amd.com>
5679 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5680 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5681 Adrien Eliche <aeliche@isty.uvsq.fr>
5683 Merge from graphite branch.
5686 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5687 * doc/invoke.texi (-floop-block, -floop-interchange,
5688 -floop-strip-mine): Document new flags.
5689 * tree-into-ssa.c (gimple_vec): Moved...
5690 * tree-loop-distribution.c (rdg_component): Moved...
5691 * cfgloopmanip.c: Include tree-flow.h.
5692 (update_dominators_in_loop): New.
5693 (create_empty_if_region_on_edge): New.
5694 (create_empty_loop_on_edge): New.
5695 (loopify): Use update_dominators_in_loop.
5696 * tree-pass.h (pass_graphite_transforms): Declared.
5697 * configure: Regenerate.
5698 * tree-phinodes.c (make_phi_node): Export.
5699 (add_phi_node_to_bb): New, split from create_phi_node.
5700 * tree-chrec.c (for_each_scev_op): New.
5701 * tree-chrec.h (for_each_scev_op): Declared.
5702 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5703 (remove_statement): Call get_phi_with_result.
5704 * config.in (HAVE_cloog): Undef.
5705 * gdbinit.in (pgg): New.
5706 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5707 * tree-ssa-loop.c (graphite_transforms): New.
5708 (gate_graphite_transforms): New.
5709 (pass_graphite_transforms): New.
5710 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5711 HAVE_cloog): Defined.
5712 * tree-vectorizer.c (rename_variables_in_bb): Export.
5713 * tree-data-ref.c (dr_may_alias_p): Export.
5714 (stmt_simple_memref_p): New.
5715 (find_data_references_in_stmt): Export.
5716 (find_data_references_in_loop): Export.
5717 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5718 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5719 (create_rdg_vertices): Export.
5720 (build_empty_rdg): New.
5721 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5722 * tree-data-ref.h (rdg_component): ... here.
5724 (struct data_reference): Add a field scop.
5726 (find_data_references_in_loop): Declared.
5727 (find_data_references_in_stmt): Declared.
5728 (create_rdg_vertices): Declared.
5729 (dr_may_alias_p): Declared.
5730 (stmt_simple_memref_p): Declared.
5731 (struct rdg_edge): Add a field ddr_p relation.
5732 (build_empty_rdg): Declared.
5733 * lambda.h (lambda_matrix): Declare a VEC of.
5734 (find_induction_var_from_exit_cond): Declared.
5735 (lambda_vector_compare): New.
5736 * common.opt (fgraphite, floop-strip-mine,
5737 floop-interchange, floop-block): New flags.
5738 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5739 * cfgloop.c (is_loop_exit): New.
5740 * cfgloop.h (is_loop_exit): Declared.
5741 (create_empty_if_region_on_edge): Declared.
5742 (create_empty_loop_on_edge): Declared.
5743 * tree-flow.h (add_phi_node_to_bb): Declared.
5744 (make_phi_node): Declared.
5745 (rename_variables_in_bb): Declared.
5746 (perfect_loop_nest_depth): Declared.
5747 (graphite_transform_loops): Declared.
5748 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5749 (graphite.o-warn): Add -Wno-error.
5750 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5751 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5752 (INCLUDES): Add PPLINC, CLOOGINC.
5753 (OBJS-common): Add graphite.o.
5754 (graphite.o): Add rule.
5755 * gimple.h (gimple_vec): ... here.
5756 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5757 * passes.c (init_optimization_passes): Schedule
5758 pass_graphite_transforms.
5760 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5763 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5764 and -fno-toplevel-reorder after handle_options.
5766 2008-09-02 Paul Brook <paul@codesourcery.com>
5768 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5769 (arm_override_options): Set arm_tune_cortex_a9.
5770 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5771 (arm_issue_rate): Handle cortexa9.
5772 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5773 * config/arm/arm-cores.def: Add cortex-a9.
5774 * config/arm/arm-tune.md: Regenerate.
5775 * config/arm/arm.md: Include cortex-a9.md.
5776 (generic_sched, generic_vfp): Add cortexa9.
5777 * config/arm/cortex-a9.md: New file.
5779 2008-09-02 Richard Guenther <rguenther@suse.de>
5781 PR tree-optimization/37327
5782 * tree-vrp.c (register_new_assert_for): Make sure to not have
5783 TREE_OVERFLOW set on the bound.
5785 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5787 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5789 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5790 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5793 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5795 * gcc/config/spu/spu.md (divdf3): Removed.
5797 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5799 PR tree-optimization/37095
5800 * cgraph.c (cgraph_node): When creating new cgraph node after
5801 assembler_name_hash has been populated, record it in the hash
5804 2008-09-01 Paul Brook <paul@codesourcery.com>
5806 * doc/invoke.texi: Document -mword-relocations.
5807 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5808 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5809 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5810 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5811 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5812 (arm_emit_movpair): New function.
5813 (arm_print_operand <c>): Handle sybolic addresses.
5814 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5815 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5816 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5817 * config/arm/arm.opt: Add -mword-relocations.
5818 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5819 (arm_movt, arm_movw): New.
5821 2008-09-01 Paul Brook <paul@codesourcery.com>
5823 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5824 Allow Interworking on ARMv4 EABI based targets.
5825 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5826 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5828 2008-09-01 Paul Brook <paul@codesourcery.com>
5830 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5831 optimized LT0 test. Remove optimization for GT.
5833 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5835 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5836 openmp applications.
5837 * pa-hpux11.h (LIB_SPEC): Likewise.
5839 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5842 2008-09-01 Jan Hubicka <jh@suse.cz>
5844 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5845 present, use only counts; when guessed use only frequencies.
5846 (estimate_bb_frequencies): Use function_frequency.
5847 * profile.c (compute_branch_probabilities): Exit early when
5848 profile reading failed. Set profile_status.
5849 (branch_prob): Do not set profile_status.
5851 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5853 * tree.c (protected_set_expr_location): New.
5854 * tree.h (protected_set_expr_location): New prototype.
5855 * c-tree.h (build_array_ref): Add argument.
5856 (parser_build_unary_op): Same.
5857 * c-typeck.c (build_indirect_ref): Handle new location argument.
5858 (build_array_ref): Same.
5859 (parser_build_unary_op): Same.
5860 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5862 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5864 * c-common.c (finish_label_address_expr): Handle new location argument.
5865 * c-common.h (build_indirect_ref): Add argument.
5866 (finish_label_address_expr): Same.
5867 * c-parser.c (c_parser_unary_expression): Pass location to build
5869 (c_parser_postfix_expression): Same.
5871 2008-09-01 Paul Brook <paul@codesourcery.com>
5873 * config/arm/arm.md: Include cortex-r4f.md.
5874 (attr fpu): Update type list.
5875 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5876 fconstd, fcmps and fcmpd.
5877 (attr tune_cortexr4): Define.
5878 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5879 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5880 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5881 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5882 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5883 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5884 cortex_a8_vfp_farith: Ditto.
5885 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5886 * config/arm/cortex-r4.md: Use tune_cortexr4.
5887 * config/arm/cortex-r4f.md: New file.
5889 2008-09-01 Richard Guenther <rguenther@suse.de>
5891 PR tree-optimization/37305
5892 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5893 the result of constant conversions.
5894 (fold_gimple_assign): Likewise.
5896 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5898 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5899 #ifdef ENABLE_CHECKING.
5901 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5903 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5904 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5905 when !INSN_SCHEDULING.
5907 2008-09-01 Andreas Schwab <schwab@suse.de>
5909 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5911 2008-09-01 Paul Brook <paul@codesourcery.com>
5913 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5915 2008-09-01 Jan Hubicka <jh@suse.cz>
5917 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5919 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5921 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5922 * gimplify.c (gimplify_init_constructor): Add speed operand.
5923 * tree-sra.c (decide_block_copy): Likewise.
5924 * tree-inline.c (estimate_move_cost): Likewise.
5925 * config/alpha/alpha.h (MOVE_RATIO): Update.
5926 * config/frv/frv.c (MOVE_RATIO): Update.
5927 * config/spu/spu.h (MOVE_RATIO): Update.
5928 * config/sparc/sparc.h (MOVE_RATIO): Update.
5929 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5930 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5931 * config/cris/cris.h (MOVE_RATIO): Update.
5932 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5933 * config/arm/arm.h (MOVE_RATIO): Update.
5934 * config/pa/pa.md: Update uses of MOVE_RATIO
5935 * config/pa/pa.h (MOVE_RATIO): Update.
5936 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5937 CLEAR_RATIO, SET_RATIO): Update.
5938 * config/h8300/h8300.h (MOVE_RATIO): Update.
5939 * config/v850/v850.h (MOVE_RATIO): Update.
5940 * config/bfin/bfin.h (MOVE_RATIO): Update.
5942 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5943 Dmitry Melnik <dm@ispras.ru>
5944 Dmitry Zhurikhin <zhur@ispras.ru>
5945 Alexander Monakov <amonakov@ispras.ru>
5946 Maxim Kuvyrkov <maxim@codesourcery.com>
5948 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5949 sel-sched-dump.c, sel-sched-ir.c: New files.
5950 * Makefile.in (OBJS-common): Add selective scheduling object files.
5951 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5952 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5953 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5954 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5955 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5956 (make_forwarder_block): Update loop latch if we have redirected
5957 the loop latch edge.
5958 * cfgloop.c (get_loop_body_in_custom_order): New function.
5959 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5960 (CP_FALLTHRU_PREHEADERS): Likewise.
5961 (get_loop_body_in_custom_order): Declare.
5962 * cfgloopmanip.c (has_preds_from_loop): New.
5963 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5964 Assert that the preheader edge will be fall thru when it is set.
5965 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5966 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5967 fsel-sched-substitution, fselective-scheduling): New flags.
5968 * cse.c (hash_rtx_cb): New.
5970 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5971 sel_sched_insn_cnt): New counters.
5972 * final.c (compute_alignments): Export. Free dominance
5973 info after loop_optimizer_finalize.
5974 * genattr.c (main): Output maximal_insn_latency prototype.
5975 * genautomata.c (output_default_latencies): New.
5976 Factor its code from ...
5977 (output_internal_insn_latency_func): ... here.
5978 (output_internal_maximal_insn_latency_func): New.
5979 (output_maximal_insn_latency_func): New.
5980 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5981 (struct hard_reg_set_iterator): New.
5982 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5983 hard_reg_set_iter_next): New functions.
5984 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5985 * lists.c (remove_free_INSN_LIST_node,
5986 remove_free_EXPR_LIST_node): New functions.
5987 * loop-init.c (loop_optimizer_init): When
5988 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5989 calling create_preheaders.
5990 (loop_optimizer_finalize): Do not verify flow info after reload.
5991 * recog.c (validate_replace_rtx_1): New parameter simplify.
5992 Default it to true. Update all uses. Factor out simplifying
5994 (simplify_while_replacing): ... this new function.
5995 (validate_replace_rtx_part,
5996 validate_replace_rtx_part_nosimplify): New.
5997 * recog.h (validate_replace_rtx_part,
5998 validate_replace_rtx_part_nosimplify): Declare.
5999 * rtl.c (rtx_equal_p_cb): New.
6000 (rtx_equal_p): Use it.
6001 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6002 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6003 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6004 * vecprim.h: Add a vector type for unsigned int.
6005 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6006 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6007 ready_try, cycle_issued_insns, spec_info): Make global.
6008 (readyp): Initialize.
6009 (dfa_lookahead): New global variable.
6010 (old_max_uid, old_last_basic_block): Remove.
6011 (h_i_d): Make it a vector.
6012 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6014 (after_recovery, adding_bb_to_current_region_p):
6015 New variables to handle correct insertion of the recovery code.
6016 (struct ready_list): Move declaration to sched-int.h.
6017 (rgn_n_insns): Removed.
6018 (rtx_vec_t): Move to sched-int.h.
6019 (find_insn_reg_weight): Remove.
6020 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6021 (haifa_init_h_i_d, haifa_finish_h_i_d):
6022 New functions to initialize / finalize haifa instruction data.
6023 (extend_h_i_d, init_h_i_d): Rewrite.
6024 (unlink_other_notes): Move logic to add_to_note_list. Handle
6025 selective scheduler.
6026 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6027 find_fallthru_edge): Make global, remove static prototypes.
6028 (max_issue): Make global. Add privileged_n and state parameters. Use
6030 (extend_global, extend_all): Removed.
6031 (init_before_recovery): Add new param. Fix the handling of the case
6032 when we insert a recovery code before the EXIT which has a predecessor
6033 with a fallthrough edge to it.
6034 (create_recovery_block): Make global. Rename to
6035 sched_create_recovery_block. Update.
6036 (change_pattern): Rename to sched_change_pattern. Make global.
6037 (speculate_insn): Rename to sched_speculate_insn. Make global.
6038 Split haifa-specific functionality into ...
6039 (haifa_change_pattern): New static function.
6040 (sched_extend_bb): New static function.
6041 (sched_init_bbs): New function.
6042 (current_sched_info): Change type to struct haifa_sched_info.
6043 (insn_cost): Adjust for selective scheduling.
6044 (dep_cost_1): New function. Move logic from ...
6045 (dep_cost): ... here.
6046 (dep_cost): Use dep_cost_1.
6047 (contributes_to_priority_p): Use sched_deps_info instead of
6049 (priority): Adjust to work with selective scheduling. Process the
6050 corner case when all dependencies don't contribute to priority.
6051 (rank_for_schedule): Use ds_weak instead of dep_weak.
6052 (advance_state): New function. Move logic from ...
6053 (advance_one_cycle): ... here.
6054 (add_to_note_list, concat_note_lists): New functions.
6055 (rm_other_notes): Make static. Adjust for selective scheduling.
6056 (remove_notes, restore_other_notes): New functions.
6057 (move_insn): Add two arguments. Update assert. Don't call
6059 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6060 Remove more_issue, max_points. Move the code to initialize
6061 max_lookahead_tries to max_issue.
6062 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6063 ready. Adjust use of move_insn. Call restore_other_notes.
6065 (sched_init, sched_finish): Move Haifa-specific initialization/
6067 (haifa_sched_init, haifa_sched_finish): ... respectively.
6069 (setup_sched_dump): New function.
6070 (haifa_init_only_bb): New static function.
6071 (haifa_speculate_insn): New static function.
6072 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6073 (extend_ready, extend_all): Remove.
6074 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6075 (create_check_block_twin, add_to_speculative_block): Use
6076 haifa_insns_init instead of extend_global. Update to use new
6077 initialization functions. Change parameter. Factor out code from
6078 create_check_block_twin to ...
6079 (sched_create_recovery_edges) ... this new function.
6080 (add_block): Remove.
6081 (sched_scan_info): New.
6082 (extend_bb): Use sched_scan_info.
6083 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6084 static functions for walking through scheduling region.
6085 (sched_luids): New vector variable to replace uid_to_luid.
6086 (luids_extend_insn): New function.
6087 (sched_max_luid): New variable.
6088 (luids_init_insn): New function.
6089 (sched_init_luids, sched_finish_luids): New functions.
6090 (insn_luid): New debug function.
6091 (sched_extend_target): New function.
6092 (haifa_init_insn): New static function.
6093 (sched_init_only_bb): New hook.
6094 (sched_split_block): New hook.
6095 (sched_split_block_1): New function.
6096 (sched_create_empty_bb): New hook.
6097 (sched_create_empty_bb_1): New function.
6098 (common_sched_info, ready): New global variables.
6099 (current_sched_info_var): Remove.
6100 (move_block_after_check): Use common_sched_info.
6101 (haifa_luid_for_non_insn): New static function.
6102 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6103 (increase_insn_priority): New.
6104 * modulo-sched.c: (issue_rate): Remove static declaration.
6105 (sms_sched_info): Change type to haifa_sched_info.
6106 (sms_sched_deps_info, sms_common_sched_info): New variables.
6107 (setup_sched_infos): New.
6108 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6109 Do not call regstat_free_calls_crossed.
6110 (sms_print_insn): Use const_rtx.
6111 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6112 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6113 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6114 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6115 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6116 current_sched_info to use it.
6117 (enum reg_pending_barrier_mode): Move to sched-int.h.
6118 (h_d_i_d): New variable. Initialize to NULL.
6119 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6121 (estimate_dep_weak): Remove static declaration.
6122 (sched_has_condition_p): New function. Adjust users of
6123 sched_get_condition to use it instead.
6124 (conditions_mutex_p): Add arguments indicating which conditions are
6126 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6127 argument to indicate whether returned condition is reversed. Do not
6128 generate new rtx when condition should be reversed; indicate it by
6129 setting new argument instead.
6130 (add_dependence_list_and_free): Add deps parameter.
6131 Update all users. Do not free dependence list when
6132 deps context is readonly.
6133 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6135 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6136 (remove_from_deps): New. Use the above functions.
6137 (cur_insn, can_start_lhs_rhs_p): New static variables.
6138 (add_or_update_back_dep_1): Initialize present_dep_type.
6139 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6140 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6141 haifa_note_dep): New functions implementing dependence hooks for
6142 the Haifa scheduler.
6143 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6144 note_dep): New functions.
6145 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6147 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6148 (free_deps): Initialize deps->reg_last.
6149 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6150 sched_analyze_insn): Update to use dependency hooks infrastructure
6151 and readonly contexts.
6152 (deps_analyze_insn): New function. Move part of logic from ...
6153 (sched_analyze): ... here. Also move some logic to ...
6154 (deps_start_bb): ... here. New function.
6155 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6157 (sched_deps_init): New function. Move code from ...
6158 (init_dependency_caches): ... here. Remove.
6159 (init_deps_data_vector): New.
6160 (sched_deps_finish): New function. Move code from ...
6161 (free_dependency_caches): ... here. Remove.
6162 (init_deps_global, finish_deps_global): Adjust for use with
6163 selective scheduling.
6164 (get_dep_weak): Move logic to ...
6165 (get_dep_weak_1): New function.
6166 (ds_merge): Move logic to ...
6167 (ds_merge_1): New static function.
6168 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6169 (ds_get_max_dep_weak): New function.
6170 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6171 (n_insns): Rename to rgn_n_insns.
6172 (debug_ebb_dependencies): New function.
6173 (init_ready_list): Use it.
6174 (begin_schedule_ready): Use sched_init_only_bb.
6175 (ebb_print_insn): Indicate when an insn starts a new cycle.
6176 (contributes_to_priority, compute_jump_reg_dependencies,
6177 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6178 (add_block1): Remove to ebb_add_block.
6179 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6180 (schedule_ebb): Initialize them. Use remove_notes instead of
6181 rm_other_notes. Use haifa_local_init/finish.
6182 (schedule_ebbs): Use haifa_sched_init/finish.
6183 * sched-int.h: Include vecprim.h, remove rtl.h.
6184 (struct ready_list): Delete declaration.
6185 (sched_verbose_param, enum sched_pass_id_t,
6186 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6187 (struct sched_scan_info_def): New structure.
6188 (sched_scan_info, sched_scan, sched_init_bbs,
6189 sched_init_luids, sched_finish_luids, sched_extend_target,
6190 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6191 (struct common_sched_info_def): New.
6192 (common_sched_info, haifa_common_sched_info,
6193 sched_emulate_haifa_p): Declare.
6195 (sched_luids): Declare.
6196 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6197 (sched_max_luid, insn_luid): Declare.
6198 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6199 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6200 print_insn, print_pattern, print_value, haifa_classify_insn,
6201 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6202 setup_sched_dump, sched_init, sched_finish,
6203 sel_insn_is_speculation_check): Export.
6204 (struct ready_list): Move from haifa-sched.c.
6205 (ready_try, ready, max_issue): Export.
6206 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6207 sched_init_only_bb, sched_split_block, sched_split_block_1,
6208 sched_create_empty_bb, sched_create_empty_bb_1,
6209 sched_create_recovery_block, sched_create_recovery_edges): Export.
6210 (enum reg_pending_barrier_mode): Export.
6211 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6213 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6214 print_insn field. Move add_block and fix_recovery_cfg to
6215 common_sched_info_def. Move compute_jump_reg_dependencies,
6217 (struct sched_deps_info_def): ... this new structure.
6218 (sched_deps_info): Declare.
6219 (struct spec_info_def): Remove weakness_cutoff, add
6220 data_weakness_cutoff and control_weakness_cutoff.
6221 (spec_info): Declare.
6222 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6224 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6225 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6226 (current_sched_info): Change type to struct haifa_sched_info.
6227 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6228 (h_d_i_d): New variable.
6229 (HDID): New accessor macro.
6230 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6231 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6233 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6234 (enum SCHED_FLAGS): Update for selective scheduler.
6235 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6236 (init_dependency_caches, free_dependency_caches): Delete declarations.
6237 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6238 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6239 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6240 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6241 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6243 (rm_other_notes): Delete declaration.
6244 (schedule_block): Remove one argument.
6245 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6246 ready_element, ready_lastpos, sched_extend_ready_list,
6247 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6248 concat_note_lists): Export.
6249 (struct region): Move from sched-rgn.h.
6250 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6251 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6252 BLOCK_TO_BB, CONTAINING_RGN): Export.
6253 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6254 (current_nr_blocks, current_blocks, target_bb): Likewise.
6255 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6256 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6257 sched_rgn_local_init, extend_regions,
6258 rgn_make_new_region_out_of_new_block, compute_priorities,
6259 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6260 extend_rgns, deps_join rgn_setup_common_sched_info,
6261 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6262 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6263 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6264 increase_insn_priority): Likewise.
6265 * sched-rgn.c: Include sel-sched.h.
6266 (ref_counts): New static variable. Use it ...
6267 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6268 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6269 (sched_is_disabled_for_current_region_p): Delete static declaration.
6270 (struct region): Move to sched-int.h.
6271 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6272 ebb_head): Define and initialize.
6273 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6274 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6275 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6277 (find_single_block_region): Add new argument to indicate that EBB
6278 regions should be constructed.
6279 (debug_live): Delete declaration.
6280 (current_nr_blocks, current_blocks, target_bb):
6281 Remove static qualifiers.
6282 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6284 (init_regions): Delete declaration.
6285 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6286 rgn_estimate_number_of_insns): New.
6287 (too_large): Use estimate_number_of_insns.
6288 (haifa_find_rgns): New. Move the code from ...
6289 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6290 (free_trg_info): New.
6291 (compute_trg_info): Allocate candidate tables here instead of ...
6292 (init_ready_list): ... here.
6293 (rgn_print_insn): Use const_rtx.
6294 (contributes_to_priority, extend_regions): Delete static declaration.
6295 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6296 (add_block1): Rename to rgn_add_block.
6297 (debug_rgn_dependencies): Delete static qualifier.
6298 (new_ready): Use sched_deps_info. Simplify.
6299 (rgn_common_sched_info, rgn_const_sched_deps_info,
6300 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6302 (region_sched_info): Rename to rgn_const_sched_info.
6303 (deps_join): New, extracted from ...
6304 (propagate_deps): ... here.
6305 (compute_block_dependences, debug_dependencies): Update for selective
6307 (free_rgn_deps, compute_priorities): New functions.
6308 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6309 sched_rgn_compute_dependencies): New functions.
6310 (schedule_region): Use them.
6311 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6312 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6314 (schedule_insns): Call new functions that were split out.
6315 (rgn_make_new_region_out_of_new_block): New.
6316 (get_rgn_sched_max_insns_priority): New.
6317 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6318 scheduling when appropriate.
6319 * sched-vis.c: Include insn-attr.h.
6320 (print_value, print_pattern): Make global.
6321 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6322 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6323 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6324 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6325 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6326 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6327 hooks. Initialize them to 0.
6328 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6329 * target.h (struct gcc_target): Add them. Rename gen_check field to
6331 * flags.h (sel_sched_switch_set): Declare.
6332 * opts.c (sel_sched_switch_set): New variable.
6333 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6334 pipelining is disabled from command line.
6335 (common_handle_option): Record whether selective scheduling is
6336 requested from command line.
6337 * doc/invoke.texi: Document new flags and parameters.
6338 * doc/tm.texi: Document new target hooks.
6339 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6341 (dfa_state_size): Do not declare locally.
6342 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6343 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6344 rs6000_alloc_sched_context, rs6000_set_sched_context,
6345 rs6000_free_sched_context): New functions.
6346 (struct _rs6000_sched_context): New.
6347 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6349 (rs6000_sched_finish): Do not run for selective scheduling.
6351 2008-08-31 Jan Hubicka <jh@suse.cz>
6353 * frv.c (frv_rtx_costs): Update forward declaration.
6354 * spu.c (spu_rtx_costs): Likewise.
6355 * pdp11.c: Include df.h
6356 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6357 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6358 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6359 * iq2000.c (iq2000_address_cost): Add speed argument.
6360 (iq2000_rtx_costs): Likewise.
6361 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6362 update call of mn10300_address_cost.
6363 * mcore.c: Include df.h
6364 (mcore_rtx_costs): Update prototype.
6365 * score3.c: Include df.h
6366 (score3_rtx_costs): Remove speed argument.
6367 * score7.c: Include df.h
6368 (score7_address_cost): Remove speed argument.
6369 * score-protos.h (score_address_cost): Update prototype.
6370 * score.c: Include df.h
6371 (score_rtx_costs): Update call of costs functions.
6372 * v850.c (v850_rtx_costs): Add bool argument.
6374 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6376 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6378 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6380 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6381 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6383 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6385 * mkmap-flat.awk: Add option pe_dll.
6386 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6387 * config/i386/t-cygwin (SHLIB_LC): Add.
6388 * config/i386/t-mingw32 (SHLIB_LC): Add.
6389 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6390 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6391 (LINK_SPEC): Support libgcc_s.
6392 (LIBGCC_SPEC): Support libgcc_s.
6393 (LIBGCC_SONAME): New.
6395 2008-08-31 Jan Hubicka <jh@suse.cz>
6397 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6398 mistakely had old version of patch.
6400 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6401 (ipcp_estimate_growth): New.
6402 (ipcp_insert_stage): Use ipcp_estimate_growth.
6403 * profile.c (branch_prob): When reading failed, do not consider
6406 2008-08-31 Jan Hubicka <jh@suse.cz>
6408 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6409 loop is optimized for speed.
6411 2008-08-31 Richard Guenther <rguenther@suse.de>
6414 * fold-const.c (fold_binary): Retain conversions in folding
6417 2008-08-31 Jan Hubicka <jh@suse.cz>
6419 * postreload-gcse.c (eliminate_partially_redundant_loads):
6420 Use optimize_bb_for_size_p.
6421 * predict.c (maybe_hot_frequency_p): Make inline.
6422 (maybe_hot_count_p): Break out from ...
6423 (maybe_hot_bb_p): ... this one.
6424 (maybe_hot_edge_p): Simplify.
6425 * basic-block.h (probably_cold_bb_p): Remove.
6427 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6430 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6432 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6433 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6434 Also split V4SFmode.
6435 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6438 2008-08-31 Jan Hubicka <jh@suse.cz>
6440 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6442 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6444 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6447 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6450 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6451 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6453 2008-08-31 Jan Hubicka <jh@suse.cz>
6455 * sparc.h (BRANCH_COST): Fix macro definition.
6456 * avr.c (avr_operand_rtx_cost): Add speed argument.
6457 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6459 2008-08-31 Richard Guenther <rguenther@suse.de>
6461 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6462 types instead of operands. Re-instantiate verifying of
6463 binary expression operands.
6465 2008-08-30 Jan Hubicka <jh@suse.cz>
6467 * fwprop.c (should_replace_address): Add speed attribute.
6468 (PR_OPTIMIZE_FOR_SPEED): New flag.
6469 (propagate_rtx_1): Use it.
6470 (propagate_rtx): Set it.
6471 (try_fwprop_subst): Update call of rtx_costs.
6472 (forward_propagate_and_simplify): LIkewise.
6473 * hooks.c (hook_int_rtx_bool_0): New
6474 (hook_bool_rtx_int_int_intp_false): Replace by ...
6475 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6476 * hooks.h (hook_int_rtx_bool_0): New
6477 (hook_bool_rtx_int_int_intp_false): Replace by ...
6478 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6479 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6480 (prepare_cmp_insn): UPdate call of rtx_cost.
6481 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6482 (reload_cse_simplify_operands): Update call of rtx_cost.
6483 (reload_cse_move2add): call of rtx_cost.
6484 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6485 * rtlanal.c (rtx_cost): Add speed argument.
6486 (address_cost): Add speed argument
6487 (default_address_cost): Likewise.
6488 (insn_rtx_cost): Likewise.
6489 * cfgloopanal.c (seq_cost): Add speed argument.
6490 (target_reg_cost, target_spill_cost): Turn to array.
6491 (init_set_costs): Update for speed.
6492 (estimate_reg_pressure_cost): Add speed argument.
6493 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6494 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6495 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6496 (seq_cost): Add speed argument.
6497 (computation_cost): Add speed arugment.
6498 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6499 (force_expr_to_var_cost): Update for profile info.
6500 (force_var_cost): Likewise.
6501 (split_address_cost): Likewise.
6502 (ptr_difference_cost): Likewise.
6503 (difference_cost): Likewise.
6504 (get_computation_cost_at): Likewise.
6505 (determine_iv_cost): Likewise.
6506 (ivopts_global_cost_for_size): Likewise.
6507 (rewrite_use_address): Likewise.
6508 (tree_ssa_iv_optimize_loop): Initialize speed field.
6509 * cse.c (optimize_this_for_speed_p): New static var.
6510 (notreg_cost): Update call of rtx_cost.
6511 (cse_extended_basic_block): set optimize_this_for_speed_p.
6512 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6513 (noce_try_cmove_arith): Likewise.
6514 (noce_try_sign_mask): LIkewise.
6515 * expr.c (compress_float_constant): Update rtx_cost calls.
6516 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6518 (addr_to_parts): Likewise.
6519 (create_mem_ref): Likewise.
6520 * dse.c (find_shift_sequence): Add speed argument.
6521 (replace_read): Update call.
6522 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6523 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6524 * neg_cost, shift_cost, shiftadd_cost,
6525 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6526 mul_highpart_cost): Increase dimension.
6527 (init_expmed): Initialize for both size and speed.
6528 (expand_shift): Use profile.
6529 (synth_mult): Use profile.
6530 (choose_mult_variant): Use profile.
6531 (expand_mult): Use profile.
6532 (expand_mult_highpart_optab): Use profile.
6533 (expand_mult_highpart): Use profile.
6534 (expand_smod_pow2): Use profile.
6535 (expand_divmod): Use profile.
6536 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6538 * loop-invariant.c (create_new_invariant): Use profile.
6539 (gain_for_invariant): Add speed parameter.
6540 (best_gain_for_invariant): Likewise.
6541 (find_invariants_to_move): Likewise.
6542 (move_single_loop_invariants): Set it.
6543 * target-def.h (TARGET_RTX_COSTS): Use hook.
6544 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6545 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6546 * output.h (default_address_cost): Update prototype.
6547 * combine.c (optimize_this_for_speed_p): New static var.
6548 (combine_validate_cost): Update call of rtx_cost.
6549 (combine_instructions): Set optimize_this_for_speed_p.
6550 (expand_compound_operation): Update call of rtx_cost.
6551 (make_extraction):Update call of rtx_cost.
6552 (force_to_mode):Update call of rtx_cost.
6553 (distribute_and_simplify_rtx):Update call of rtx_cost.
6554 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6555 (estimate_reg_pressure_cost): Update prototype.
6556 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6557 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6559 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6560 (alpha_rtx_costs): Update.
6561 * config/frv/frv.c (frv_rtx_costs): Update.
6562 * config/s390/s390.c (s390_rtx_costs): Update.
6563 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6564 (m32c_rtx_costs): Update.
6565 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6566 (spu_rtx_costs): Update.
6567 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6568 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6569 * config/i386/i386.c (:ix86_address_cost): Update.
6570 (ix86_rtx_costs): Update.
6571 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6572 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6573 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6574 * config/crx/crx.c (crx_address_cost): Update.
6575 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6576 * config/stormy16/stormy16.c
6577 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6578 * config/m68hc11/m68hc11.c
6579 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6580 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6581 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6583 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6585 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6586 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6587 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6588 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6589 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6590 (mcore_rtx_costs): update.
6591 * config/score/score3.c (score3_rtx_costs): Update.
6592 * config/score/score7.c (score7_rtx_costs): Update.
6593 * config/score/score3.h (score3_rtx_costs):Update.
6594 * config/score/score7.h (score7_rtx_costs): Update.
6595 * config/score/score.c (score_rtx_costs): Update.
6596 * config/arm/arm.c (arm_address_cost): Update.
6597 (arm_rtx_costs_1): Update.
6598 (arm_rtx_costs_1): Update.
6599 (arm_size_rtx_costs): Update.
6600 (arm_size_rtx_costs): Update.
6601 (arm_size_rtx_costs): Update.
6602 (arm_xscale_rtx_costs): Update.
6603 (arm_thumb_address_cost): Update.
6604 * config/pa/pa.c (hppa_address_cost): Update.
6605 * config/mips/mips.c (mips_rtx_costs): Update.
6606 * config/vax/vax.c (vax_address_cost): Update.
6607 * config/h8300/h8300.c (h8300_shift_costs): Update.
6608 (h8300_rtx_costs): Update.
6609 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6610 (v850_rtx_costs): Update.
6611 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6612 * config/bfin/bfin.c
6613 (bfin_address_cost): Update.
6614 (bfin_rtx_costs): Update.
6615 * stmt.c (lshift_cheap_p): Update.
6617 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6620 * expmed.c (extract_bit_field_1): Check the mode size to make
6621 sure the vector modes have the same size.
6623 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6625 * dojump.c (top level): Include basic-block.h to declare
6626 optimize_insn_for_speed_p
6628 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6630 * opts.h (CL_SAVE): New option class for marking options that are
6631 target specific options usable in the target attribute.
6632 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6634 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6635 can easily find the target specific options that are safe to use
6636 in the attribute or pragma.
6638 * attribs.c (decl_attributes): Change #pragma GCC option to
6639 #pragma GCC target, and attribute((option(...))) to
6640 attribute((target(...))).
6642 * doc/extend.texi (target attribute): Change from option
6643 attribute. Delete push/pop/reset.
6644 (#pragma GCC target): Change from #pragma GCC option. Delete
6646 (#pragma GCC push_options): Document new pragma.
6647 (#pragma GCC pop_options): Document new pragma.
6648 (#pragma GCC reset_options): Document new pragma.
6650 * targhooks.c (default_target_option_valid_attribute_p): Add
6651 warning about port not supporting target attributes.
6652 (default_target_option_pragma_parse): New function, warn about
6653 #pragma GCC target not being supported.
6655 * targhooks.h (default_target_option_pragma_parse): Add
6658 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6659 TI_CURRENT_OPTION_PRAGMA.
6660 (current_target_pragma): Rename from current_option_pragma.
6662 * target.h: (struct target_option): Delete booleans for changing
6663 the optimization level on hot/cold functions. Change signature of
6664 pragma_parse hook to take a second tree.
6666 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6668 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6669 that the declaration is done at global scope.
6671 * langhooks.c (add_builtin_function_common): Move most of the code
6672 from add_builtin_function here, calling the hook passed in.
6673 (add_builtin_function): Call add_builtin_function_common with
6674 standard builtin hook.
6675 (add_builtin_function_ext_scope): New function to add builtins to
6678 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6680 (add_builtin_function_ext_scope): Add declaration.
6682 * c-pragma.c (handle_pragma_target): Rename from
6683 handle_pragma_option, #pragma GCC option is now #pragma GCC
6684 target. Move warning about port not supporting target options to
6685 default pragma parse hook. Remove push/pop/reset from this
6687 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6688 (option_stack): Delete static variable.
6689 (optimize_stack): Ditto.
6690 (optons_stack): New stack of saved target and optimization
6692 (handle_pragma_push_options): New function to handle pushing both
6693 target and optimization options.
6694 (handle_pragma_pop_options): New function to handle popping both
6695 target and optimization options.
6696 (handle_pragma_reset_options): New function to handle resetting
6697 both target and optimization options to their initial state.
6698 (init_pragma): Rename handle_pragma_option to
6699 handle_pragma_target. Add support for push_options, pop_options,
6700 and reset_options pragmas.
6702 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6703 default_target_option_pragma_parse.
6704 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6705 default_target_option_valid_attribute_p.
6706 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6707 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6708 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6709 optimization level on hot/cold functions.
6711 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6712 if the caller and callee have different optimization levels.
6714 * c-common.c (handle_target_attribute): Rename from
6715 handle_option_attribute, attribute((option(...))) is now
6716 attribute((target(...))). Move warning if the port does not
6717 support target attributes to the default hook.
6718 (handle_hot_attribute): Delete code to change the optimization
6719 level of hot functions.
6720 (handle_cold_attribute): Ditto.
6722 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6723 argument that is the binary tree options to use if there are no
6724 arguments. Call ix86_valid_target_attribute_tree instead of
6725 ix86_valid_option_attribute_tree.
6726 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6727 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6728 ix86_pragma_option_parse.
6730 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6731 Rename from ix86_valid_option_attribute_tree.
6733 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6734 new builtins when the ISA changes.
6735 (ix86_valid_target_attribute_tree): Rename from
6736 ix86_valid_option_attribute_tree. Change callers. If the
6737 function specified optimization options, use those as the starting
6738 point before setting up the target attributes. If the
6739 optimization options were changed in the course of setting the
6740 target attributes, record the new optimization options.
6741 (ix86_valid_target_attribute_tree_inner_p): Rename from
6742 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6743 ix86_add_new_builtins if the ISA changed.
6744 (ix86_valid_target_attribute_p): Rename from
6745 ix86_valid_option_attribute_p. Change callers.
6746 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6747 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6748 as delayed builtin functions.
6749 (struct builtin_isa): New structure to record builtin functions
6750 that should be delayed until the ISA for that function is used.
6751 (ix86_builtins_isa): Change from int to struct to track builtin
6752 functions we want to declare at some point.
6753 (def_builtin): If the front end can delay defining the builtin
6754 functions, don't create builtins for ISAs not part of the default
6756 (def_builtin_const): Ditto.
6757 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6758 __builtin_ia32_pcmov_v2di to be different builtin functions.
6759 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6760 a structure instead of an int.
6761 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6762 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6763 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6764 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6766 * config/ia64/ia64.h
6767 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6768 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6770 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6771 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6772 (LANG_HOOKS_INITIALIZER): Add
6773 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6775 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6778 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6779 the reload address with the index register for SFmode
6780 access with a displacement.
6782 2008-08-30 Jan Hubicka <jh@suse.cz>
6784 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6785 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6786 * dojump.c (do_jump): Likewise.
6787 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6788 (note-if_info): Add BRANCH_COST.
6789 (noce_try_store_flag_constants, noce_try_addcc,
6790 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6791 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6792 find_if_case_2): Use computed branch cost.
6793 * expr.h (BRANCH_COST): Update default.
6794 * predict.c (predictable_edge_p): New function.
6795 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6796 Update BRANCH_COST call.
6797 * basic-block.h (predictable_edge_p): Declare.
6798 * config/alpha/alpha.h (BRANCH_COST): Update.
6799 * config/frv/frv.h (BRANCH_COST): Update.
6800 * config/s390/s390.h (BRANCH_COST): Update.
6801 * config/spu/spu.h (BRANCH_COST): Update.
6802 * config/sparc/sparc.h (BRANCH_COST): Update.
6803 * config/m32r/m32r.h (BRANCH_COST): Update.
6804 * config/i386/i386.h (BRANCH_COST): Update.
6805 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6807 * config/sh/sh.h (BRANCH_COST): Update.
6808 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6809 * config/avr/avr.h (BRANCH_COST): Update.
6810 * config/crx/crx.h (BRANCH_COST): Update.
6811 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6812 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6813 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6814 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6815 * config/ia64/ia64.h (BRANCH_COST): Update.
6816 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6817 * config/arc/arc.h (BRANCH_COST): Update.
6818 * config/score/score.h (BRANCH_COST): Update.
6819 * config/arm/arm.h (BRANCH_COST): Update.
6820 * config/pa/pa.h (BRANCH_COST): Update.
6821 * config/mips/mips.h (BRANCH_COST): Update.
6822 * config/vax/vax.h (BRANCH_COST): Update.
6823 * config/h8300/h8300.h (BRANCH_COST): Update.
6824 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6825 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6826 * doc/tm.texi (BRANCH_COST): Update.
6828 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6831 * config/arm/arm.c (arm_optimization_options): Set
6832 flag_section_anchors to 2 instead of 1 to distinguish it from
6833 -fsection-anchors given explicitely on the command line.
6835 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6837 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6838 final insn of a split.
6840 2008-08-30 Jan Hubicka <jh@suse.cz>
6842 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6843 optimized for speed.
6844 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6845 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6846 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6847 flag_gcse_after_reload_set): New static vars.
6848 (common_handle_option): Enable those flags for profile-use.
6849 (decode_options): Remove optimize_size flags that are handled
6850 on higher granuality.
6851 * tree-vectorizer.c (vectorize_loops): Use
6852 optimize_loop_nest_for_speed_p.
6853 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6854 * tree-predcom.c (tree_predictive_commoning): Use
6855 optimize_loop_for_speed_p.
6856 * varasm.c (assemble_start_function): Use
6857 optimize_function_for_speed_p.
6858 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6859 * predict.c (optimize_loop_for_speed_p): Fix walk.
6861 2008-08-30 Jan Hubicka <jh@suse.cz>
6863 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6865 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6866 profile presence locally.
6868 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6871 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6872 versions before 4.0.
6874 2008-08-29 Jan Hubicka <jh@suse.cz>
6876 * tree-inline.c (insert_init_stmt): Insert sequence even when
6879 2008-08-29 Jeff Law <law@redhat.com>
6881 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6882 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6883 location and class is an FP register.
6885 2008-08-29 Jan Hubicka <jh@suse.cz>
6887 * see.c (see_merge_one_def_extension): Silence used uninitialized
6889 * matrix-reorg.c (check_allocation_function): Likewise.
6890 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6892 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6895 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6896 compute new & and | in type rather than TREE_TYPE (arg0).
6898 * dwarf2out.c (fortran_common): Update comment.
6899 (gen_variable_die): Swap com_die and var_die variables in Fortran
6900 COMMON block handling code.
6902 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6904 * dwarf2out.c (gen_const_die): New function.
6905 (size_of_die, value_format, output_die): Output larger
6906 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6907 (native_encode_initializer): New function.
6908 (tree_add_const_value_attribute): Call it.
6909 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6911 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6912 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6913 TREE_THIS_VOLATILE to add_type_attribute.
6915 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6917 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6920 * dwarf2out.c (loc_by_reference): New function.
6921 (add_location_or_const_value_attribute): Use it.
6924 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6925 as DW_TAG_variable children of DW_TAG_common_block rather than
6926 DW_TAG_member children. Put DW_AT_external to individual
6927 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6929 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6930 loc_descriptor_from_tree_1.
6934 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6935 arguments to imported_module_or_decl.
6936 (debug_nothing_tree_tree): Removed.
6937 (debug_nothing_tree_tree_tree_bool): New prototype.
6938 * debug.c (do_nothing_debug_hooks): Adjust.
6939 (debug_nothing_tree_tree): Removed.
6940 (debug_nothing_tree_tree_tree_bool): New function.
6941 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6942 (gen_variable_die): Put all common vars for the
6943 same COMMON block under one DW_TAG_common_block.
6944 (declare_in_namespace): Return new context_die, for Fortran
6945 return the module DIE instead of adding extra declarations into
6947 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6948 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6949 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6951 (dwarf2out_global_decl): Don't skip Fortran global vars.
6952 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6953 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6954 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6955 DW_TAG_imported_declaration as child of previous
6956 DW_TAG_imported_module.
6957 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6958 * sdbout.c (sdb_debug_hooks): Likewise.
6959 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6961 2008-08-29 Jan Hubicka <jh@suse.cz>
6963 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6965 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6966 * ipa-cp.c (n_cloning_candidates): New static variable.
6967 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6968 (ipcp_print_all_lattices): Improve debug output.
6969 (ipcp_cloning_candidate_p): New function.
6970 (ipcp_initialize_node_lattices): Use it.
6971 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6972 (ipcp_propagate_stage): Prettier debug output.
6973 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6974 (ipcp_print_all_structures): Remove.
6975 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6976 (ipcp_insert_stage): Prettier debug output; call
6977 cgraph_remove_unreachable_nodes before propagating.
6978 (pass_ipa_cp): Schedule function removal pass.
6979 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6981 (cgraph_maybe_hot_edge_p): Move to ...
6982 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6983 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6984 (common_handle_option): Set them; enable ipa-cp when profiling.
6985 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6986 (ipa_print_all_jump_functions): Likewise.
6987 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6988 (ipa_print_node_params, ipa_print_all_params): New.
6989 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6990 ipa_print_all_param_flags): Remove.
6991 (ipa_print_node_params, ipa_print_all_params): New.
6993 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6995 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6996 change from 2008-04-03.
6997 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6999 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7002 * ira-color.c (push_allocnos_to_stack): Truncate
7003 removed_splay_allocno_vec.
7005 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7008 * ira-color (ira_fast_allocation): Don't assign hard registers to
7011 2008-08-29 Jan Hubicka <jh@suse.cz>
7014 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7015 for cold internal loops.
7017 2008-08-29 Richard Guenther <rguenther@suse.de>
7019 * tree-ssa-structalias.c (create_variable_info_for): Do not
7020 create fields for heap vars or vars with a noalias state.
7021 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7024 2008-08-29 Richard Guenther <rguenther@suse.de>
7026 * common.opt (ftree-store-ccp): Mark as preserved for
7027 backward compatibility.
7028 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7029 * tree-pass.h (pass_store_ccp): Remove.
7030 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7031 (first_vdef): Remove declaration.
7032 (get_value_loaded_by): Likewise.
7033 * tree-ssa-ccp.c (do_store_ccp): Remove.
7034 (get_default_value): Simplify as do_store_ccp is always false
7035 now. Do not initialize mem_ref.
7036 (set_value_varying): Likewise.
7037 (canonicalize_float_value): Likewise.
7038 (set_lattice_value): Likewise.
7039 (likely_value): Likewise.
7040 (surely_varying_stmt_p): Likewise.
7041 (ccp_initialize): Likewise.
7042 (ccp_lattice_meet): Likewise.
7043 (ccp_visit_phi_node): Likewise.
7044 (ccp_fold): Likewise.
7045 (evaluate_stmt): Likewise.
7046 (visit_assignment): Likewise.
7047 (ccp_visit_stmt): Likewise.
7048 (execute_ssa_ccp): Fold into ...
7049 (do_ssa_ccp): ... this.
7050 (do_ssa_store_ccp): Remove.
7051 (gate_store_ccp): Likewise.
7052 (pass_store_ccp): Likewise.
7053 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7055 * tree-ssa-propagate.c (first_vdef): Remove.
7056 (get_value_loaded_by): Likewise.
7057 (replace_vuses_in): Likewise.
7058 (substitute_and_fold): Do not call replace_vuses_in.
7059 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7061 2008-08-29 Richard Guenther <rguenther@suse.de>
7064 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7065 PARAM_NOALIAS tags with is_heapvar.
7066 * tree-ssa-operands.c (access_can_touch_variable): Offset
7067 based tests do not apply for heapvars. Fix offset test.
7069 2008-08-29 Jan Hubicka <jh@suse.cz>
7071 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7072 (-fipa-cp-clone): Enabled by default at -O3.
7073 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7074 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7076 2008-08-29 Jan Hubicka <jh@suse.cz>
7078 * tree.c (build_function_type_skip_args,
7079 build_function_decl_skip_args): New functions.
7080 * tree.h (build_function_type_skip_args,
7081 build_function_decl_skip_args): Declare.
7082 * gimple.c (giple_copy_call_skip_args): New function.
7083 (giple_copy_call_skip_args): Declare.
7085 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7086 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7087 (ipcp_node_modifiable_p): ... this one; use
7088 tree_versionable_function_p.
7089 (ipcp_create_replace_map): Improve debug output.
7090 (ipcp_need_redirect_p): Return false when not clonning.
7091 (ipcp_update_callgraph): Skip args.
7092 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7094 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7095 (save_inline_function_body): Update call of tree_function_versioning.
7096 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7097 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7099 (tree_function_versioning): Likewise.
7100 * tree-inline.h (tree_function_versioning): Update prototype.
7102 2008-08-29 Jan Hubicka <jh@suse.cz>
7104 * loop-unswitch.c (unswitch_single_loop): Use
7105 optimize_loop_for_speed_p.
7106 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7107 Use optimize_function_for_size_p.
7108 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7109 * postreload-gcse.c (eliminate_partially_redundant_load):
7110 Use optimize_bb_for_size_p.
7111 * value-prof.c (gimple_divmod_fixed_value_transform,
7112 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7113 gimple_stringops_transform): Use optimize_bb_for_size_p.
7114 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7115 * final.c (compute_alignments): Use optimize_function_for_size_p.
7116 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7117 (fold_builtin_strcpy, fold_builtin_fputs): Use
7118 optimize_function_for_size_p.
7119 * fold-const.c (tree_swap_operands_p): Use
7120 optimize_function_for_size_p.
7121 * recog.c (relax_delay_slots): Likewise.
7122 * tree-ssa-math-opts.c (replace_reciprocal):
7123 Use optimize_bb_for_speed_p.
7124 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7125 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7126 optimize_function_for_size_p.
7127 (cgraph_decide_inlining_of_small_function): Use
7128 optimize_function_for_size_p.
7129 * global.c (find_reg): Use optimize_function_for_size_p.
7130 * opts.c (decode_options): Do not clear flag_tree_ch,
7131 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7132 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7133 work it out from profile.
7134 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7135 optimize_loop_for_speed_p.
7136 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7138 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7139 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7140 * tree-eh.c (decide_copy_try_finally): Use
7141 optimize_function_for_size_p.
7142 * local-alloc.c (block_alloc): Pass BB pointer.
7143 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7144 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7145 * loop-unroll.c (decide_unrolling_and_peeling):
7146 Use optimize_loop_for_size_p.
7147 (decide_peel_completely): Likewise.
7148 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7149 optimize_loop_for_size_p.
7150 (vect_enhance_data_refs_alignment): Likewise.
7151 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7152 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7154 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7155 (try_crossjump_bb): Use optimize_bb_for_size_p.
7156 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7157 optimize_loop_for_speed_p.
7158 * bb-reorder.c (find_traces_1_round): Likewise.
7159 (copy_bb): Use optimize_bb_for_speed_p.
7160 (duplicate_computed_gotos): Likewise.
7161 * basic-block.h (optimize_loop_nest_for_size_p,
7162 optimize_loop_nest_for_speed_p): New.
7163 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7165 2008-08-29 Tristan Gingold <gingold@adacore.com>
7167 * gcov.c (main): Call expandargv.
7169 2008-08-29 Jan Hubicka <jh@suse.cz>
7171 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7173 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7175 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7176 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7178 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7180 2008-08-29 Jan Hubicka <jh@suse.cz>
7182 * tree-pass.h (pass_strip_predict_hints): Declare.
7183 * predict.c (strip_builtin_expect): Rename to ...
7184 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7185 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7186 (tree_estimate_probability): Do not strip builtin_expect.
7187 (pass_strip_predict_hints): New pass.
7188 * tree-inline.c (expand_call_inline): When inlining cold function,
7189 predict it as unlikely.
7190 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7192 2008-08-29 Richard Guenther <rguenther@suse.de>
7194 PR tree-optimization/37207
7195 * tree-vrp.c (extract_range_from_binary_expr): Also try
7196 to constant fold if only one of the operands is a constant.
7198 2008-08-29 Nick Clifton <nickc@redhat.com>
7200 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7201 the same way as SYMBOL_REFs.
7203 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7205 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7207 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7209 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7210 * config/mips/mips.md (branch_likely): Remove const. Fix
7212 (define_delay for type "branch"): Change to only apply for branch
7213 with likely variant.
7214 (define_delay for type "branch" and "branch_likely" no). New delay
7216 (equality_op): New code iterator.
7217 (bbv, bbinv): New code attributes.
7218 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7221 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7222 Andrew Pinski <pinskia@gcc.gnu.org>
7225 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7227 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7229 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7230 rule that a symbolic constant must be defined and >= 0 for the
7231 corresponding facility to be present at compile-time.
7232 * gthr-posix.c: Likewise.
7234 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7236 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7237 * config/mips/mips.md (D): New mode attribute.
7238 (mulsi3, muldi3): Merge it into ...
7239 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7240 (muldi3_mul3): New pattern.
7241 (mulsi3_mult3): Rename to mulsi3_mul3.
7243 2008-08-28 Jan Hubicka <jh@suse.cz>
7245 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7247 * predict.c (always_optimize_for_size_p): Rename to ...
7248 (optimize_function_for_size): ... this one; make extern.
7249 (optimize_function_for_speed_p): New.
7250 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7251 optimize_edge_for_size_p,optimize_edge_for_size_p,
7252 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7253 * basic-block.h (optimize_function_for_size_p,
7254 optimize_function_for_speed_p): Declare.
7255 * i386.md (optimize_size checks): Replace them by appropriate
7257 (standard_80387_constant_p, ix86_compute_frame_layout,
7258 ix86_expand_epilogue, ix86_decompose_address,
7259 print_operand, emit_i387_cw_initialization,
7260 inline_memory_move_cost, ix86_pad_returns,
7261 ix86_reorg): Replace optimize_size checks.
7263 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7265 * rtl.h (simplify_subreg_regno): Declare.
7266 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7267 * simplify-rtx.c (simplify_subreg): ...here.
7268 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7269 subreg_offset_representable_p.
7271 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7274 * c-typeck.c (convert_for_assignment): Give a note describing what
7275 was passed and what was expected.
7277 2008-08-28 Joey Ye <joey.ye@intel.com>
7279 * doc/extend.texi: Document AVX built-in functions.
7280 * doc/invoke.texi: Document -mavx.
7282 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7283 Joey Ye <joey.ye@intel.com>
7284 Xuepeng Guo <xuepeng.guo@intel.com>
7286 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7288 * config/i386/cpuid.h (bit_FMA): New.
7289 (bit_XSAVE): Likewise.
7290 (bit_OSXSAVE): Likewise.
7291 (bit_AVX): Likewise.
7293 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7294 define. Use ASM_OUTPUT_AVX_PREFIX.
7296 * config/i386/gmmintrin.h: New.
7298 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7299 (OPTION_MASK_ISA_AVX_SET): New.
7300 (OPTION_MASK_ISA_FMA_SET): Likewise.
7301 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7302 (OPTION_MASK_ISA_FMA_SET): Likewise.
7303 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7304 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7305 (pta_flags): Add PTA_AVX and PTA_FMA.
7306 (override_options): Handle PTA_AVX and PTA_FMA.
7307 (init_cumulative_args): Handle warn_avx.
7308 (classify_argument): Return 0 for COImode and OImode. Return
7309 1 and X86_64_AVX_CLASS for 256bit vector types.
7310 (examine_argument): Handle X86_64_AVX_CLASS.
7311 (construct_container): Likewise.
7312 (function_arg_advance_32): Pass OImode and 256bit vector types
7314 (function_arg_advance_64): Take a new argument to indicate if a
7315 parameter is named. Handle 256bit vector types. Return
7316 immediately for unnamed 256bit vector mode parameters.
7317 (function_arg_advance): Updated.
7318 (function_arg_32): Add comments for TImode. Handle OImode
7319 and 256bit vector types.
7320 (function_arg_64): Take a new argument to indicate if a
7321 parameter is named. Handle 256bit vector types. Return NULL
7322 for unnamed 256bit vector mode parameters.
7323 (function_arg): Updated.
7324 (setup_incoming_varargs_64): Support
7325 AVX encoding for *sse_prologue_save_insn.
7326 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7327 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7328 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7329 enabled, otherwise return -3.
7330 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7332 (print_reg): Support AVX registers. Handle 'x' and 't'.
7333 Handle 'd' to duplicate the operand.
7334 (print_operand): Likewise. Also support AVX vector compare
7336 (output_387_binary_op): Support AVX.
7337 (output_fp_compare): Likewise.
7338 (ix86_expand_vector_move_misalign): Likewise.
7339 (ix86_attr_length_vex_default): New.
7340 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7341 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7342 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7343 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7344 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7345 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7346 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7347 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7348 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7349 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7350 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7351 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7352 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7353 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7354 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7355 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7356 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7357 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7358 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7359 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7360 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7361 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7362 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7363 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7364 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7365 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7366 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7367 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7368 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7369 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7370 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7371 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7372 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7373 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7374 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7375 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7376 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7377 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7378 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7379 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7380 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7381 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7382 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7383 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7384 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7385 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7386 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7387 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7388 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7389 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7390 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7391 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7392 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7393 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7394 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7395 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7396 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7397 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7398 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7399 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7400 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7401 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7402 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7403 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7404 and IX86_BUILTIN_MOVMSKPS256,
7405 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7406 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7407 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7408 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7409 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7410 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7411 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7412 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7413 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7414 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7415 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7416 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7417 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7418 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7419 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7420 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7421 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7422 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7423 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7424 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7425 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7426 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7427 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7428 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7429 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7430 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7431 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7432 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7433 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7434 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7435 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7436 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7437 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7438 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7439 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7440 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7441 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7442 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7443 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7444 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7445 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7446 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7447 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7448 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7449 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7450 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7451 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7452 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7453 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7454 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7455 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7456 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7457 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7458 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7459 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7460 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7461 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7462 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7464 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7465 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7466 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7467 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7468 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7469 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7470 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7471 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7472 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7473 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7474 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7475 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7476 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7477 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7478 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7479 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7480 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7481 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7482 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7483 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7484 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7485 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7486 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7487 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7488 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7489 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7490 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7491 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7492 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7493 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7494 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7495 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7496 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7497 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7498 IX86_BUILTIN_MOVMSKPS256.
7499 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7500 (ix86_expand_args_builtin): Likewise.
7501 (ix86_expand_special_args_builtin): Likewise.
7502 (ix86_hard_regno_mode_ok): Handle AVX modes.
7503 (ix86_expand_vector_init_duplicate): Likewise.
7504 (ix86_expand_vector_init_one_nonzero): Likewise.
7505 (ix86_expand_vector_init_one_var): Likewise.
7506 (ix86_expand_vector_init_concat): Likewise.
7507 (ix86_expand_vector_init_general): Likewise.
7508 (ix86_expand_vector_set): Likewise.
7509 (ix86_vector_mode_supported_p): Likewise.
7510 (x86_extended_reg_mentioned_p): Check INSN_P before using
7513 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7514 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7516 * config/i386/i386.h (TARGET_AVX): New.
7517 (TARGET_FMA): Likewise.
7518 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7519 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7520 (VALID_AVX256_REG_MODE): New.
7521 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7522 (AVX_FLOAT_MODE_P): Likewise.
7523 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7524 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7525 (AVX_VEC_FLOAT_MODE_P): Likewise.
7526 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7527 (ASM_OUTPUT_OPCODE): Likewise.
7528 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7530 (SSE_REG_MODE_P): Allow 256bit vector modes.
7531 (ix86_args): Add a warn_avx field.
7533 * config/i386/i386.md (UNSPEC_PCMP): New.
7534 (UNSPEC_VPERMIL): Likewise.
7535 (UNSPEC_VPERMIL2): Likewise.
7536 (UNSPEC_VPERMIL2F128): Likewise.
7537 (UNSPEC_MASKLOAD): Likewise.
7538 (UNSPEC_MASKSTORE): Likewise.
7539 (UNSPEC_CAST): Likewise.
7540 (UNSPEC_VTESTP): Likewise.
7541 (UNSPECV_VZEROALL): Likewise.
7542 (UNSPECV_VZEROUPPER): Likewise.
7543 (XMM0_REG): Likewise.
7544 (XMM1_REG): Likewise.
7545 (XMM2_REG): Likewise.
7546 (XMM3_REG): Likewise.
7547 (XMM4_REG): Likewise.
7548 (XMM5_REG): Likewise.
7549 (XMM6_REG): Likewise.
7550 (XMM8_REG): Likewise.
7551 (XMM9_REG): Likewise.
7552 (XMM10_REG): Likewise.
7553 (XMM11_REG): Likewise.
7554 (XMM12_REG): Likewise.
7555 (XMM13_REG): Likewise.
7556 (XMM14_REG): Likewise.
7557 (XMM15_REG): Likewise.
7559 (prefix_vex_imm8): Likewise.
7560 (prefix_vex_w): Likewise.
7561 (length_vex): Likewise.
7564 (*avx_ashlti3): Likewise.
7565 (*avx_lshrti3): Likewise.
7566 (*avx_setcc<mode>): Likewise.
7567 (*fop_<mode>_comm_mixed_avx): Likewise.
7568 (*fop_<mode>_comm_avx): Likewise.
7569 (*fop_<mode>_1_mixed_avx): Likewise.
7570 (*fop_<mode>_1_avx): Likewise.
7571 (*avx_<code><mode>3): Likewise.
7572 (*avx_ieee_smin<mode>3): Likewise.
7573 (*avx_ieee_smax<mode>3): Likewise.
7574 (mode): Add OI, V8SF and V4DF.
7575 (length): Support VEX prefix.
7576 (*cmpfp_i_mixed): Set prefix attribute.
7577 (*cmpfp_i_sse): Likewise.
7578 (*cmpfp_iu_mixed): Likewise.
7579 (*cmpfp_iu_sse): Likewise.
7580 (*movsi_1): Support AVX.
7581 (*movdi_2): Likewise.
7582 (*movdi_1_rex64): Likewise.
7583 (*movti_internal): Likewise.
7584 (*movti_rex64): Likewise.
7585 (*movsf_1): Likewise.
7586 (*movdf_nointeger): Likewise.
7587 (*movdf_integer_rex64): Likewise.
7588 (*movtf_internal): Likewise.
7589 (zero_extendsidi2_32): Likewise.
7590 (zero_extendsidi2_rex64): Likewise.
7591 (*extendsfdf2_mixed): Likewise.
7592 (*extendsfdf2_sse): Likewise.
7593 (*truncdfsf_fast_mixed): Likewise.
7594 (*truncdfsf_fast_sse): Likewise.
7595 (*truncdfsf_mixed): Likewise.
7596 (fix_trunc<mode>di_sse): Likewise.
7597 (fix_trunc<mode>si_sse): Likewise.
7598 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7599 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7600 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7601 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7602 (*rcpsf2_sse): Likewise.
7603 (*rsqrtsf2_sse): Likewise.
7604 (*sqrt<mode>2_sse): Likewise.
7605 (sse4_1_round<mode>2): Likewise.
7606 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7607 Support AVX. Set length attribute properly for AVX.
7609 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7610 (VECTOR_MODES (FLOAT, 32)): Likewise.
7611 (VECTOR_MODE (INT, DI, 8)): Likewise.
7612 (VECTOR_MODE (INT, HI, 32)): Likewise.
7613 (VECTOR_MODE (INT, QI, 64)): Likewise.
7614 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7615 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7616 (VECTOR_MODE (INT, DI, 4)): Removed.
7617 (VECTOR_MODE (INT, SI, 8)): Likewise.
7618 (VECTOR_MODE (INT, HI, 16)): Likewise.
7619 (VECTOR_MODE (INT, QI, 32)): Likewise.
7620 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7621 (INT_MODE (OI, 32)): Likewise.
7623 * config/i386/i386.opt (mavx): New.
7626 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7628 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7629 (*mov<mode>_internal_avx): New.
7630 (*movv2sf_internal_rex64_avx): Likewise.
7631 (*movv2sf_internal_avx): Likewise.
7633 * config/i386/predicates.md (const_4_to_5_operand): New.
7634 (const_6_to_7_operand): Likewise.
7635 (const_8_to_11_operand): Likewise.
7636 (const_12_to_15_operand): Likewise.
7637 (avx_comparison_float_operator): Likewise.
7639 * config/i386/sse.md (AVX256MODEI): New.
7640 (AVX256MODE): Likewise.
7641 (AVXMODEQI): Likewise.
7642 (AVXMODE): Likewise.
7643 (AVX256MODEF2P): Likewise.
7644 (AVX256MODE2P): Likewise.
7645 (AVX256MODE4P): Likewise.
7646 (AVX256MODE8P): Likewise.
7647 (AVXMODEF2P): Likewise.
7648 (AVXMODEF4P): Likewise.
7649 (AVXMODEDCVTDQ2PS): Likewise.
7650 (AVXMODEDCVTPS2DQ): Likewise.
7651 (avxvecmode): Likewise.
7652 (avxvecpsmode): Likewise.
7653 (avxhalfvecmode): Likewise.
7654 (avxscalarmode): Likewise.
7655 (avxcvtvecmode): Likewise.
7656 (avxpermvecmode): Likewise.
7657 (avxmodesuffixf2c): Likewise.
7658 (avxmodesuffixp): Likewise.
7659 (avxmodesuffixs): Likewise.
7660 (avxmodesuffix): Likewise.
7661 (vpermilbits): Likewise.
7662 (pinsrbits): Likewise.
7663 (mov<mode>): Likewise.
7664 (*mov<mode>_internal): Likewise.
7665 (push<mode>1): Likewise.
7666 (movmisalign<mode>): Likewise.
7667 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7668 (avx_movdqu<avxmodesuffix>): Likewise.
7669 (avx_lddqu<avxmodesuffix>): Likewise.
7670 (<plusminus_insn><mode>3): Likewise.
7671 (*avx_<plusminus_insn><mode>3): Likewise.
7672 (*avx_vm<plusminus_insn><mode>3): Likewise.
7673 (mul<mode>3): Likewise.
7674 (*avx_mul<mode>3): Likewise.
7675 (*avx_vmmul<mode>3): Likewise.
7676 (divv8sf3): Likewise.
7677 (divv4df3): Likewise.
7678 (avx_div<mode>3): Likewise.
7679 (*avx_div<mode>3): Likewise.
7680 (*avx_vmdiv<mode>3): Likewise.
7681 (avx_rcpv8sf2): Likewise.
7682 (*avx_vmrcpv4sf2): Likewise.
7683 (sqrtv8sf2): Likewise.
7684 (avx_sqrtv8sf2): Likewise.
7685 (*avx_vmsqrt<mode>2): Likewise.
7686 (rsqrtv8sf2): Likewise.
7687 (avx_rsqrtv8sf2): Likewise.
7688 (*avx_vmrsqrtv4sf2): Likewise.
7689 (<code><mode>3): Likewise.
7690 (*avx_<code><mode>3_finite): Likewise.
7691 (*avx_<code><mode>3): Likewise.
7692 (*avx_vm<code><mode>3): Likewise.
7693 (*avx_ieee_smin<mode>3): Likewise.
7694 (*avx_ieee_smax<mode>3): Likewise.
7695 (avx_addsubv8sf3): Likewise.
7696 (avx_addsubv4df3): Likewise.
7697 (*avx_addsubv4sf3): Likewise.
7698 (*avx_addsubv2df3): Likewise.
7699 (avx_h<plusminus_insn>v4df3): Likewise.
7700 (avx_h<plusminus_insn>v8sf3): Likewise.
7701 (*avx_h<plusminus_insn>v4sf3): Likewise.
7702 (*avx_h<plusminus_insn>v2df3): Likewise.
7703 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7704 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7705 (*avx_maskcmp<mode>3): Likewise.
7706 (avx_nand<mode>3): Likewise.
7707 (*avx_<code><mode>3): Likewise.
7708 (*avx_nand<mode>3): Likewise.
7709 (*avx_<code><mode>3): Likewise.
7710 (*avx_cvtsi2ss): Likewise.
7711 (*avx_cvtsi2ssq): Likewise.
7712 (*avx_cvtsi2sd): Likewise.
7713 (*avx_cvtsi2sdq): Likewise.
7714 (*avx_cvtsd2ss): Likewise.
7715 (avx_cvtss2sd): Likewise.
7716 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7717 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7718 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7719 (*avx_cvtsi2sd): Likewise.
7720 (*avx_cvtsi2sdq): Likewise.
7721 (avx_cvtdq2pd256): Likewise.
7722 (avx_cvtpd2dq256): Likewise.
7723 (avx_cvttpd2dq256): Likewise.
7724 (*avx_cvtsd2ss): Likewise.
7725 (*avx_cvtss2sd): Likewise.
7726 (avx_cvtpd2ps256): Likewise.
7727 (avx_cvtps2pd256): Likewise.
7728 (*avx_movhlps): Likewise.
7729 (*avx_movlhps): Likewise.
7730 (avx_unpckhps256): Likewise.
7731 (*avx_unpckhps): Likewise.
7732 (avx_unpcklps256): Likewise.
7733 (*avx_unpcklps): Likewise.
7734 (avx_movshdup256): Likewise.
7735 (avx_movsldup256): Likewise.
7736 (avx_shufps256): Likewise.
7737 (avx_shufps256_1): Likewise.
7738 (*avx_shufps_<mode>): Likewise.
7739 (*avx_loadhps): Likewise.
7740 (*avx_storelps): Likewise.
7741 (*avx_loadlps): Likewise.
7742 (*avx_movss): Likewise.
7743 (*vec_dupv4sf_avx): Likewise.
7744 (*vec_concatv2sf_avx): Likewise.
7745 (*vec_concatv4sf_avx): Likewise.
7746 (*vec_setv4sf_0_avx): Likewise.
7747 (*vec_setv4sf_avx): Likewise.
7748 (*avx_insertps): Likewise.
7749 (avx_vextractf128<mode>): Likewise.
7750 (vec_extract_lo_<mode>): Likewise.
7751 (vec_extract_hi_<mode>): Likewise.
7752 (vec_extract_lo_<mode>): Likewise.
7753 (vec_extract_hi_<mode>): Likewise.
7754 (vec_extract_lo_v16hi): Likewise.
7755 (vec_extract_hi_v16hi): Likewise.
7756 (vec_extract_lo_v32qi): Likewise.
7757 (vec_extract_hi_v32qi): Likewise.
7758 (avx_unpckhpd256): Likewise.
7759 (*avx_unpckhpd): Likewise.
7760 (avx_movddup256): Likewise.
7761 (*avx_movddup): Likewise.
7762 (avx_unpcklpd256): Likewise.
7763 (*avx_unpcklpd): Likewise.
7764 (avx_shufpd256): Likewise.
7765 (avx_shufpd256_1): Likewise.
7766 (*avx_punpckhqdq): Likewise.
7767 (*avx_punpcklqdq): Likewise.
7768 (*avx_shufpd_<mode>): Likewise.
7769 (*avx_storehpd): Likewise.
7770 (*avx_loadhpd): Likewise.
7771 (*avx_loadlpd): Likewise.
7772 (*avx_movsd): Likewise.
7773 (*vec_concatv2df_avx): Likewise.
7774 (*avx_<plusminus_insn><mode>3): Likewise.
7775 (*avx_<plusminus_insn><mode>3): Likewise.
7776 (*avx_mulv8hi3): Likewise.
7777 (*avxv8hi3_highpart): Likewise.
7778 (*avx_umulv8hi3_highpart): Likewise.
7779 (*avx_umulv2siv2di3): Likewise.
7780 (*avx_mulv2siv2di3): Likewise.
7781 (*avx_pmaddwd): Likewise.
7782 (*avx_mulv4si3): Likewise.
7783 (*avx_ashr<mode>3): Likewise.
7784 (*avx_lshr<mode>3): Likewise.
7785 (*avx_ashl<mode>3): Likewise.
7786 (*avx_<code><mode>3): Likewise.
7787 (*avx_eq<mode>3): Likewise.
7788 (*avx_gt<mode>3): Likewise.
7789 (*avx_nand<mode>3): Likewise.
7790 (*avx_nand<mode>3): Likewise.
7791 (*avx_<code><mode>3): Likewise.
7792 (*avx_<code><mode>3): Likewise.
7793 (*avx_packsswb): Likewise.
7794 (*avx_packssdw): Likewise.
7795 (*avx_packuswb): Likewise.
7796 (*avx_punpckhbw): Likewise.
7797 (*avx_punpcklbw): Likewise.
7798 (*avx_punpckhwd): Likewise.
7799 (*avx_punpcklwd): Likewise.
7800 (*avx_punpckhdq): Likewise.
7801 (*avx_punpckldq): Likewise.
7802 (*avx_pinsr<avxmodesuffixs>): Likewise.
7803 (*avx_pinsrq): Likewise.
7804 (*avx_loadld): Likewise.
7805 (*vec_extractv2di_1_rex64_avx): Likewise.
7806 (*vec_extractv2di_1_avx): Likewise.
7807 (*vec_dupv2di_avx): Likewise.
7808 (*vec_concatv2si_avx): Likewise.
7809 (*vec_concatv4si_1_avx): Likewise.
7810 (*vec_concatv2di_avx): Likewise.
7811 (*vec_concatv2di_rex64_avx): Likewise.
7812 (*avx_uavgv16qi3): Likewise.
7813 (*avx_uavgv8hi3): Likewise.
7814 (*avx_psadbw): Likewise.
7815 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7816 (*avx_phaddwv8hi3): Likewise.
7817 (*avx_phadddv4si3): Likewise.
7818 (*avx_phaddswv8hi3): Likewise.
7819 (*avx_phsubwv8hi3): Likewise.
7820 (*avx_phsubdv4si3): Likewise.
7821 (*avx_phsubswv8hi3): Likewise.
7822 (*avx_pmaddubsw128): Likewise.
7823 (*avx_pmulhrswv8hi3): Likewise.
7824 (*avx_pshufbv16qi3): Likewise.
7825 (*avx_psign<mode>3): Likewise.
7826 (*avx_palignrti): Likewise.
7827 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7828 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7829 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7830 (*avx_mpsadbw): Likewise.
7831 (*avx_packusdw): Likewise.
7832 (*avx_pblendvb): Likewise.
7833 (*avx_pblendw): Likewise.
7834 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7835 (avx_ptest256): Likewise.
7836 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7837 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7838 (*avx_aesenc): Likewise.
7839 (*avx_aesenclast): Likewise.
7840 (*avx_aesdec): Likewise.
7841 (*avx_aesdeclast): Likewise.
7842 (avx_vzeroupper): Likewise.
7843 (avx_vzeroupper_rex64): Likewise.
7844 (avx_vpermil<mode>): Likewise.
7845 (avx_vpermilvar<mode>3): Likewise.
7846 (avx_vpermil2<mode>3): Likewise.
7847 (avx_vperm2f128<mode>3): Likewise.
7848 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7849 (avx_vbroadcastss256): Likewise.
7850 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7851 (avx_vinsertf128<mode>): Likewise.
7852 (vec_set_lo_<mode>): Likewise.
7853 (vec_set_hi_<mode>): Likewise.
7854 (vec_set_lo_<mode>): Likewise.
7855 (vec_set_hi_<mode>): Likewise.
7856 (vec_set_lo_v16hi): Likewise.
7857 (vec_set_hi_v16hi): Likewise.
7858 (vec_set_lo_v32qi): Likewise.
7859 (vec_set_hi_v32qi): Likewise.
7860 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7861 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7862 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7863 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7864 (vec_init<mode>): Likewise.
7865 (*vec_concat<mode>_avx): Likewise.
7866 (blendbits): Support V8SF and V4DF.
7867 (sse2_movq128): Support AVX.
7868 (<sse>_movnt<mode>): Likewise.
7869 (sse2_movntv2di): Likewise.
7870 (sse_rcpv4sf2): Likewise.
7871 (sse_sqrtv4sf2): Likewise.
7872 (sse_rsqrtv4sf2): Likewise.
7873 (<sse>_comi): Likewise.
7874 (<sse>_ucomi): Likewise.
7875 (sse_cvtss2si): Likewise.
7876 (sse_cvtss2si_2): Likewise.
7877 (sse_cvtss2siq): Likewise.
7878 (sse_cvtss2siq_2): Likewise.
7879 (sse_cvttss2si): Likewise.
7880 (sse_cvttss2siq): Likewise.
7881 (sse2_cvtsd2si): Likewise.
7882 (sse2_cvtsd2si_2): Likewise.
7883 (sse2_cvtsd2siq): Likewise.
7884 (sse2_cvtsd2siq_2): Likewise.
7885 (sse2_cvttsd2si): Likewise.
7886 (sse2_cvttsd2siq): Likewise.
7887 (sse2_cvtdq2pd): Likewise.
7888 (*sse2_cvtpd2dq): Likewise.
7889 (*sse2_cvttpd2dq): Likewise.
7890 (*sse2_cvtpd2ps): Likewise.
7891 (sse2_cvtps2pd): Likewise.
7892 (sse3_movshdup): Likewise.
7893 (sse3_movsldup): Likewise.
7894 (sse_storehps): Likewise.
7895 (*sse4_1_extractps): Likewise.
7896 (sse2_storelpd): Likewise.
7897 (vec_dupv2df_sse3): Likewise.
7898 (*vec_concatv2df_sse3): Likewise.
7899 (*sse4_1_pextrb): Likewise.
7900 (*sse4_1_pextrb_memory): Likewise.
7901 (*sse2_pextrw): Likewise.
7902 (*sse4_1_pextrw_memory): Likewise.
7903 (*sse4_1_pextrd): Likewise.
7904 (*sse4_1_pextrq): Likewise.
7905 (sse2_pshufd_1): Likewise.
7906 (sse2_pshuflw_1): Likewise.
7907 (sse2_pshufhw_1): Likewise.
7908 (*sse2_storeq_rex64): Likewise.
7909 (*vec_dupv4si): Likewise.
7910 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7911 (sse2_pmovmskb): Likewise.
7912 (*sse2_maskmovdqu): Likewise.
7913 (*sse2_maskmovdqu_rex64): Likewise.
7914 (sse_ldmxcsr): Likewise.
7915 (sse_stmxcsr): Likewise.
7916 (abs<mode>2): Likewise.
7917 (sse4_1_movntdqa): Likewise.
7918 (sse4_1_phminposuw): Likewise.
7919 (sse4_1_extendv8qiv8hi2): Likewise.
7920 (*sse4_1_extendv8qiv8hi2): Likewise.
7921 (sse4_1_extendv4qiv4si2): Likewise.
7922 (*sse4_1_extendv4qiv4si2): Likewise.
7923 (sse4_1_extendv2qiv2di2): Likewise.
7924 (*sse4_1_extendv2qiv2di2): Likewise.
7925 (sse4_1_extendv4hiv4si2): Likewise.
7926 (*sse4_1_extendv4hiv4si2): Likewise.
7927 (sse4_1_extendv2hiv2di2): Likewise.
7928 (*sse4_1_extendv2hiv2di2): Likewise.
7929 (sse4_1_extendv2siv2di2): Likewise.
7930 (*sse4_1_extendv2siv2di2): Likewise.
7931 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7932 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7933 (sse4_1_zero_extendv4qiv4si2): Likewise.
7934 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7935 (sse4_1_zero_extendv2qiv2di2): Likewise.
7936 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7937 (sse4_1_zero_extendv4hiv4si2): Likewise.
7938 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7939 (sse4_1_zero_extendv2hiv2di2): Likewise.
7940 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7941 (sse4_1_zero_extendv2siv2di2): Likewise.
7942 (*sse4_1_zero_extendv2siv2di2): Likewise.
7943 (sse4_1_ptest): Likewise.
7944 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7945 (sse4_2_pcmpestri): Likewise.
7946 (sse4_2_pcmpestrm): Likewise.
7947 (sse4_2_pcmpistri): Likewise.
7948 (sse4_2_pcmpistrm): Likewise.
7950 (aeskeygenassist): Likewise.
7952 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7954 * config/i386/predicates.md (vzeroall_operation): New.
7956 * config/i386/sse.md (avx_vzeroall): New.
7957 (*avx_vzeroall): Likewise.
7959 2008-08-28 Paul Brook <paul@codesourcery.com>
7960 Mark Shinwell <shinwell@codesourcery.com>
7961 Richard Earnshaw <richard.earnshaw@arm.com>
7963 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7964 (TARGET_MIN_ANCHOR_OFFSET): New.
7965 (arm_override_options): Set correct anchor ranges for Thumb-1
7966 and Thumb-2 if required.
7967 (legitimize_pic_address): Handle case involving a TLS symbol
7968 reference with an addend.
7969 (arm_optimization_options): Enable section anchors at -O1 and
7971 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7972 * config/arm/arm-protos.h (arm_optimization_options): New.
7974 2008-08-28 Nick Clifton <nickc@redhat.com>
7976 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7977 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7980 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7981 * config/v850/v850.md (return): Remove frame size restriction.
7983 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7985 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7987 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7989 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7991 2008-08-28 Paul Brook <paul@codesourcery.com>
7993 * config/arm/vfp11.md: Update license notice.
7994 * config/arm/cortex-r4.md: Ditto.
7996 2008-08-28 Richard Guenther <rguenther@suse.de>
7998 PR tree-optimization/37207
7999 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8002 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8005 * tree.c (int_fits_type_p): Don't forget unsigned integers
8006 of type sizetype which higher end word equals -1.
8008 2008-08-28 Ira Rosen <irar@il.ibm.com>
8010 * target.h (struct vectorize): Add new target builtin.
8011 * tree-vectorizer.c (destroy_loop_vec_info): Call
8012 vect_free_slp_instance instead of vect_free_slp_node.
8013 * tree-vectorizer.h (enum slp_load_perm_type): New.
8014 (struct _slp_instance): Add new fields.
8015 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8016 (SLP_INSTANCE_LOADS): New.
8017 (vect_free_slp_tree): Remove.
8018 (vect_free_slp_instance): Declare.
8019 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8020 (vectorizable_load): Add argument.
8021 (vect_transform_slp_perm_load): New.
8022 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8024 (vect_get_place_in_interleaving_chain): New function.
8025 (vect_free_slp_tree): Make static.
8026 (vect_free_slp_instance): New function.
8027 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8028 collect the load location in the interleaving chain.
8029 (vect_supported_slp_permutation_p): New function.
8030 (vect_supported_load_permutation_p): Likewise.
8031 (vect_analyze_slp_instance): In case of loads permutation, call
8032 vect_supported_load_permutation_p to check that the permutation is
8034 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8035 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8036 (vect_create_mask_and_perm): New function.
8037 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8038 (vectorizable_load): Add an argument. Don't keep the created vectors
8039 statements in the node if permutation is required. Call
8040 vect_transform_slp_perm_load to generate the permutation.
8041 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8042 additional argument.
8043 (vect_schedule_slp_instance): In case of loads permutation, allocate
8044 vectorized statements structure for all the related SLP nodes. Call
8045 vect_transform_stmt with addditional argument.
8046 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8047 * config/spu/spu.c (spu_builtin_vec_perm): New.
8048 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8049 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8050 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8051 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8053 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8055 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8056 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8057 __gthread_cond_signal, __gthread_cond_timedwait,
8058 __gthread_cond_timedwait_recursive): New functions.
8059 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8061 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8064 2008-08-28 Richard Guenther <rguenther@suse.de>
8067 * fold-const.c (maybe_canonicalize_comparison_1): Require
8068 undefined overflow only for canonicalizing A +- CST cmp CST.
8069 Make sure to not generate new constants that are not inside
8070 their TYPE_MIN/MAX_VALUE range.
8071 (maybe_canonicalize_comparison): Remove undefined overflow
8073 (fold_binary): Remove now duplicate folding.
8075 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8077 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8078 use not updated in the last change.
8080 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8082 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8083 (IRA_COVER_CLASSES): Add FPUL_REGS.
8085 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8088 * c-common.c (conversion_warning): Check for null operands.
8090 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8093 * c-decl.c (check_for_loop_decls): Improve error message. Give
8096 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8099 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8100 (convert_for_assignment): Pass corrent OPT_W* parameter to
8101 WARN_FOR_ASSIGNMENT.
8103 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8106 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8108 2008-08-27 Paul Brook <paul@codesourcery.com>
8110 * config.gcc: Loosen checks for arm uclinux eabi targets.
8112 2008-08-27 Paul Brook <paul@codesourcery.com>
8114 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8116 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8118 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8120 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8121 the enumerators of an ENUMERAL_TYPE.
8122 * dbxout.c (dbxout_type): Ditto.
8124 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8127 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8128 (fwprop_addr): Check that the loop_father is not the outer loop.
8130 2008-08-26 Paul Brook <paul@codesourcery.com>
8132 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8133 Remove documentation entry for fmul type.
8134 Use fmuls to annotate single-precision multiplication patterns,
8135 fmuld to annotate double-precision multiplication patterns,
8136 fmacs to annotate single-precision multiply-accumulate patterns
8137 and fmacd to annotate double-precision multiply-accumulate patterns.
8138 * config/arm/vfp11.md: Update reservations accordingly.
8139 * config/arm/arm.md: Note that certain values of the "type"
8140 attribute are documented in vfp.md.
8141 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8142 (v10_cvt): Use new fmul types.
8144 2008-08-26 Paul Brook <paul@codesourcery.com>
8146 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8147 * config/arm/vfp11.md: ...here. New.
8148 * config/arm/arm.md: Include vfp11.md.
8150 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8152 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8153 parameter to inform call.
8155 2008-08-26 Jeff Law <law@redhat.com>
8157 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8158 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8159 preferred class when copying a constant into a partial word register.
8161 2008-08-26 Ben Elliston <bje@au.ibm.com>
8163 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8164 * cp/typeck.c: Likewise.
8165 * cp/tree.c: Likewise.
8166 * gimple-low.c: Likewise.
8169 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8171 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8172 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8174 * doc/passes.texi: Describe IRA.
8176 * doc/tm.texi (IRA_COVER_CLASSES,
8177 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8179 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8180 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8181 -fira-propagate-cost, -fno-ira-share-save-slots,
8182 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8184 * flags.h (ira_algorithm): New enumeration.
8185 (flag_ira_algorithm, flag_ira_verbose): New external variable
8188 * postreload.c (gate_handle_postreload): Don't do post reload
8189 optimizations unless the reload is completed.
8191 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8194 * tree-pass.h (pass_ira): New external variable declaration.
8196 * reload.h: Add 2008 to the Copyright.
8198 * cfgloopanal.c: Include params.h.
8199 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8202 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8204 * toplev.c (ira.h): New include.
8205 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8206 (backend_init_target): Call ira_init.
8207 (backend_init): Call ira_init_once.
8208 (finalize): Call finish_ira_once.
8210 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8211 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8214 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8215 may_move_out_cost): New external variable declarations.
8216 (move_table): New typedef.
8218 * caller-save.c: Include headers output.h and ira.h.
8219 (no_caller_save_reg_set): New global variable.
8220 (save_slots_num, save_slots): New variables.
8221 (reg_save_code, reg_restore_code, add_stored_regs): Add
8223 (init_caller_save): Set up no_caller_save_reg_set.
8224 (init_save_areas): Reset save_slots_num.
8225 (saved_hard_reg): New structure.
8226 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8227 (initiate_saved_hard_regs, new_saved_hard_reg,
8228 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8230 (setup_save_areas): Add code for sharing stack slots.
8231 (all_blocks): New variable.
8232 (save_call_clobbered_regs): Process pseudo-register too.
8233 (mark_set_regs): Process pseudo-register too.
8234 (insert_one_insn): Put the insn after bb note in a empty basic
8235 block. Add insn check.
8237 * global.c (eliminable_regset): Make it external.
8238 (mark_elimination): Use DF_LR_IN for IRA.
8239 (pseudo_for_reload_consideration_p): New.
8240 (build_insn_chain): Make it external. Don't ignore spilled
8241 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8242 (gate_handle_global_alloc): New function.
8243 (pass_global_alloc): Add the gate function.
8245 * opts.c (decode_options): Set up flag_ira. Print the warning for
8247 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8249 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8251 * regmove.c (regmove_optimize): Don't do replacement of output for
8254 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8255 New external variable declarations.
8257 * local-alloc.c (update_equiv_regs): Make it external. Return
8258 true if jump label rebuilding should be done. Rescan new_insn for
8260 (gate_handle_local_alloc): New function.
8261 (pass_local_alloc): Add the gate function.
8263 * alias.c (value_addr_p, stack_addr_p): New functions.
8264 (nonoverlapping_memrefs_p): Use them for IRA.
8266 * common.opt (fira, fira-algorithm, fira-coalesce,
8267 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8268 fira-verbose): New options.
8270 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8271 move_cost, may_move_in_cost, may_move_out_cost): Make the
8273 (move_table): Remove typedef.
8274 (init_move_cost): Make it external.
8275 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8278 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8279 setup_reg_classes): New function prototypes.
8280 (eliminable_regset): New external variable declaration.
8281 (build_insn_chain, update_equiv_regs): New function prototypes.
8283 * Makefile.in (IRA_INT_H): New definition.
8284 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8285 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8286 (reload1.o, toplev.o): Add dependence on ira.h.
8287 (cfgloopanal.o): Add PARAMS_H.
8288 (caller-save.o): Add dependence on output.h and ira.h.
8289 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8290 ira-emit.o, ira-lives.o): New entries.
8292 * passes.c (pass_ira): New pass.
8294 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8296 * reload1.c (ira.h): Include the header.
8297 (changed_allocation_pseudos): New bitmap.
8298 (init_reload): Initiate the bitmap.
8299 (compute_use_by_pseudos): Permits spilled registers in FROM.
8300 (temp_pseudo_reg_arr): New variable.
8301 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8302 IRA. Call alter_reg with the additional parameter. Don't clear
8303 spilled_pseudos for IRA. Restore original insn chain for IRA.
8304 Clear changed_allocation_pseudos at the end of reload.
8305 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8306 (hard_regno_to_pseudo_regno): New variable.
8307 (count_pseudo): Check spilled pseudos. Set up
8308 hard_regno_to_pseudo_regno.
8309 (count_spilled_pseudo): Check spilled pseudos. Update
8310 hard_regno_to_pseudo_regno.
8311 (find_reg): Use better_spill_reload_regno_p. Check
8312 hard_regno_to_pseudo_regno.
8313 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8315 (eliminate_regs_1): Use additional parameter for alter_reg.
8316 (finish_spills): Set up pseudo_previous_regs only for spilled
8317 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8318 more arguments. Don't clear live_throughout and dead_or_set for
8319 spilled pseudos. Use additional parameter for alter_reg. Call
8320 mark_allocation_change. Set up changed_allocation_pseudos.
8321 Remove sanity check.
8322 (emit_input_reload_insns, delete_output_reload): Use additional
8323 parameter for alter_reg. Call mark_allocation_change.
8324 (substitute, gen_reload_chain_without_interm_reg_p): New
8326 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8328 * testsuite/gcc.dg/20080410-1.c: New file.
8330 * config/s390/s390.h (IRA_COVER_CLASSES,
8331 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8333 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8335 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8337 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8339 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8341 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8343 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8345 2008-08-24 Jeff Law <law@redhat.com>
8346 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8347 when ignoring unavailable registers.
8349 2008-08-24 Jeff Law <law@redhat.com>
8350 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8351 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8352 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8353 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8355 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8356 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8358 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8359 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8360 * reload1.c (find_reg): Process registers in register allocation order.
8362 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8363 * toplev.c (backend_init_target): Move ira_init call from
8365 (lang_dependent_init_target): ...to here.
8367 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8368 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8369 calculate memory move costs for NO_REGS.
8371 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8372 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8373 STACK_REGS is defined.
8375 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8376 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8378 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8379 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8381 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8382 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8383 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8386 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8387 Dorit Nuzman <dorit@il.ibm.com>
8389 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8390 vec_extract_evenv4sf, vec_extract_evenv8hi,
8391 vec_extract_evenv16qi, vec_extract_oddv4si,
8392 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8393 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8394 vec_interleave_highv4si, vec_interleave_lowv4si,
8395 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8396 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8397 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8399 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8402 * config/rs6000/rs6000.c (optimization_options): Don't default to
8403 section anchors without toplevel reorder.
8405 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8407 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8408 (mfc_end_critical_section): Likewise.
8410 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8412 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8413 all type qualifiers from element type to vector type.
8415 2008-08-25 David Daney <ddaney@avtrex.com>
8417 * config/mips/mips.md (immediate_insn): Move up in file, fix
8418 comment typo, reformat.
8419 (fetchop_bit, atomic_hiqi_op memory_barrier,
8420 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8421 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8422 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8423 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8424 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8425 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8426 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8427 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8428 sync_old_nand<mode>, sync_new_nand<mode>,
8429 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8430 test_and_set_12): Moved to sync.md.
8432 * config/mips/sync.md: New file.
8434 2008-08-25 Richard Henderson <rth@redhat.com>
8436 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8437 (regsave): Likewise.
8438 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8439 (output_cfi_directive): Likewise.
8440 (div_data_align): New.
8441 (output_cfi): Use it.
8443 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8445 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8446 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8447 (TARGET_OCTEON): New macro.
8448 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8449 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8450 (ISA_HAS_POP): New macro.
8451 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8453 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8455 * config/mips/mips.md (cpu): Add octeon.
8456 (type): Add pop attribute value.
8457 (popcount<mode>2): New pattern.
8458 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8460 2008-08-24 Jan Hubicka <jh@suse.cz>
8462 * doc/invoke.texi (-fipa-cp-clone): New option.
8463 (-fipa-cp): Update docs.
8464 (--param ipcp-unit-growth):New.
8465 * ipa-cp.c: Include fibheap.h, params.h
8466 (ipcp_initialize_node_lattices): When not cloning, all externally
8467 visible functions are bottom.
8468 (ipcp_need_redirect_p): Accept clones.
8469 (ipcp_insert_stage): Use cost driven heuristics.
8470 (max_count, dead_nodes): New static vars.
8471 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8472 ipcp_const_param_count): New functions.
8473 * common.opt (ipa-cp-clone): New command line option.
8474 * params.def (ipcp-unit-growth): New.
8476 2008-08-24 Jan Hubicka <jh@suse.cz>
8478 * tree-inline.c (tree_function_versioning): Look harder
8479 for referenced vars.
8481 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8483 PR tree-optimization/37185
8484 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8486 2008-08-23 Jan Hubicka <jh@suse.cz>
8488 * ipa-cp.c (ipcp_analyze_node): New function.
8489 (ipcp_update_cloned_node): Use it.
8490 (ipcp_init_stage): Likewise.
8491 * ipa-inline.c (function_insertion_hook_holder): New static var.
8492 (analyze_function): Break out from ....
8493 (inline_generate_summary): Here; register insertion hook.
8494 (cgraph_decide_inlining): Remove hook.
8495 (add_new_function): New function.
8497 2008-08-23 Jan Hubicka <jh@suse.cz>
8499 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8501 2008-08-23 Jan Hubicka <jh@suse.cz>
8503 * ipa-cp.c (constant_val_insert): Remove.
8504 (ipcp_propagate_one_const): Remove.
8505 (ipcp_create_replace_map): Always insert replacements to the map.
8506 (ipcp_insert_stage): Do not try to insert statements by hand.
8507 * tree-inline.c (insert_init_stmt): Break out from ...
8508 (setup_one_parameter): ... here; allow NULL BB pointer.
8509 (tree_function_versioning): Use setup_one_parameter to process
8512 2008-08-23 Jan Hubicka <jh@suse.cz>
8514 * tree.c (decl_address_ip_invariant_p): New function.
8515 * tree.h (decl_address_ip_invariant_p): Declare.
8516 * gimple.c (strip_invariant_refs): Break out from ...
8517 (is_gimple_invariant_address): ... here
8518 (is_gimple_ip_invariant_address): New function.
8519 (is_gimple_ip_invariant): New function.
8520 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8523 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8524 (ipcp_lat_is_insertable): All constants are insertable.
8525 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8526 IPA_CONST_VALUE_REF.
8527 (ipcp_initialize_node_lattices): Propagate all types of operands.
8528 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8529 (ipcp_create_replace_map): Reformat.
8530 (ipcp_need_redirect_p): Simplify.
8531 (ipcp_insert_stage): Check that argument is used before clonning.
8532 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8534 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8535 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8536 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8537 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8538 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8539 * tree-inline.c (tree_function_versioning): Add variables referenced
8542 2008-08-23 Jan Hubicka <jh@suse.cz>
8545 * i386.c (standard_80387_constant_p): Use optimize_size.
8547 2008-08-23 Ira Rosen <irar@il.ibm.com>
8549 PR tree-optimization/37161
8550 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8551 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8552 (vect_determine_vectorization_factor): Move the scalar type
8553 retrieval to vect_get_smallest_scalar_type.
8554 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8555 scalar type. Remove redundant computation.
8556 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8557 (vect_get_slp_defs): Take the type of RHS into account if
8558 necessary by calling vect_get_smallest_scalar_type. Call
8559 vect_get_constant_vectors with additional argument.
8561 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8564 * doc/invoke.texi (Wwrite-strings): Clarify description.
8566 2008-08-23 Ira Rosen <irar@il.ibm.com>
8568 PR tree-optimization/37174
8569 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8570 def stmt is a part of the loop before accessing its stmt_vec_info.
8572 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8575 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8576 (*swap): New insn pattern.
8577 (*ashlqi3): Rename from ashlqi3 insn pattern.
8578 (ashlqi3): New expanders.
8579 (*lshrqi3): Rename from lshrqi3 insn pattern.
8580 (lshrqi3): New expanders.
8581 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8582 lshrqi3_const5, lshrqi3_const6): New splitters.
8583 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8584 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8587 2008-08-22 Richard Guenther <rguenther@suse.de>
8589 PR tree-optimization/37078
8590 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8591 [+INF, +INF] ranges.
8593 2008-08-22 Richard Guenther <rguenther@suse.de>
8595 PR tree-optimization/37143
8596 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8597 a conversion statement instead of a copy.
8599 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8602 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8603 CCCmode, CCOmode and CCSmode destination modes.
8606 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8607 from different units in a single alternative.
8608 (*vec_extractv2sf_1): Ditto.
8609 (*vec_extractv2si_0): Ditto.
8610 (*vec_extractv2si_1): Ditto.
8611 * config/i386/sse.md (sse2_storehpd): Ditto.
8612 (sse2_storelpd): Ditto.
8613 (sse2_loadhpd): Ditto.
8614 (sse2_loadlpd): Ditto.
8617 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8618 (popcountsi2): Ditto.
8619 (clzdi2_abm): Ditto.
8620 (popcountdi2): Ditto.
8621 (clzhi2_abm): Ditto.
8622 (popcounthi2): Ditto.
8624 2008-08-22 Richard Guenther <rguenther@suse.de>
8628 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8629 if the multiplication does not overflow.
8631 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8633 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8635 2008-08-21 Richard Henderson <rth@redhat.com>
8637 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8638 spurrious comma from test.
8639 * configure: Rebuild.
8641 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8644 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8647 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8649 * c-tree.h (grokfield): New argument.
8650 * c-decl.c (grokfield): Handle new location argument.
8651 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8653 2008-08-21 Richard Guenther <rguenther@suse.de>
8655 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8657 2008-08-21 Jan Hubicka <jh@suse.cz>
8659 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8660 (cgraph_add_function_insertion_hook,
8661 cgraph_remove_function_insertion_hook,
8662 cgraph_call_function_insertion_hooks): New functions.
8663 * cgraph.h (cgraph_add_function_insertion_hook,
8664 cgraph_remove_function_insertion_hook,
8665 cgraph_call_function_insertion_hooks): Declare.
8666 * ipa-reference.c (function_insertion_hook_holder): New variable.
8667 (check_operand, look_for_address_of): When checking late, do not care
8668 about module bitmaps.
8669 (add_new_function): New function.
8670 (generate_summary): Register hooks; zero module bitmaps.
8671 (propagate): Unregister hooks.
8672 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8673 (add_new_function): New function.
8674 (generate_summary): Register hook.
8675 (propagate): Remove hook.
8677 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8679 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8680 * ipa-cp.c (ipcp_update_cloned_node): New function.
8681 (build_const_val): Handle functions correctly; bring type logic
8682 into sync with tree-inline.c
8683 (ipcp_init_stage): Take care of computing stuff needed by
8684 indirect inlining; update clones.
8685 (ipcp_generate_summary): Break out of ipcp_driver.
8686 (ipcp_driver): Do only execution and transformation.
8687 (pass_ipa_cp): Make IPA_PASS.
8688 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8690 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8691 ipcp, some info is already available.
8692 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8693 * tree-inline.c (remap_ssa_name): Unshare expression.
8695 2008-08-21 Richard Guenther <rguenther@suse.de>
8697 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8698 a PHI ask VN if it is already available.
8699 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8700 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8702 2008-08-21 Richard Guenther <rguenther@suse.de>
8705 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8706 makes sure to produce a result of the correct type.
8708 2008-08-21 Jan Hubicka <jh@suse.cz>
8709 Backport from LTO branch:
8711 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8712 Jan Hubicka <jh@suse.cz>
8715 (init_state, finish_state, set_function_state, generate_summary):
8717 (scan_stmt): Renamed from scan_function. Changed to keep state in
8718 local static vars rather than cgraph aux field.
8719 (propagate): Renamed from static_execute. Changed to keep state in
8720 local static vars rather than cgraph aux field.
8721 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8722 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8724 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8726 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8727 * ipa-reference.c (init_function_info, generate_summary,
8728 propagate): New functions.
8729 (analyze_function): Call init_function_info.
8730 (static_execute): Stripped into generate_summary and propagate.
8731 (pass_ipa_reference): Made into ipa_opt_pass.
8733 2008-08-21 Richard Guenther <rguenther@suse.de>
8735 PR tree-optimization/37181
8736 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8738 (extract_range_from_unary_expr): Likewise.
8740 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8742 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8744 * toplev.h (pedwarn_at): Likewise.
8745 * builtins.c: Update all calls to pedwarn.
8746 * c-lex.c: Likewise.
8747 * toplev.c: Likewise.
8748 * c-tree.h: Likewise.
8749 * c-decl.c: Likewise.
8750 * c-errors.c: Likewise.
8751 * c-typeck.c: Likewise.
8752 * c-common.c: Likewise.
8753 * c-parser.c: Likewise.
8755 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8758 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8759 with MODE_VECTOR_INT mode.
8761 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8764 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8765 initialized outside the current module.
8766 (warn_uninitialized_var): Ignore left-hand side when walking the
8767 trees. Ignore address expressions. Examine VUSE operands in gimple
8768 statements with a variable declaration on the right-hand side.
8770 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8773 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8775 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8778 * c-common.c (conversion_warning): Do not warn if applying bit-and
8779 operator to unsigned constant that fits in the target type.
8781 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8784 * c-common.c (conversion_warning): Do not warn for artificial
8787 2008-08-20 Richard Guenther <rguenther@suse.de>
8789 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8790 (extract_range_from_binary_expr): Fall back to constant propagation.
8791 (extract_range_from_unary_expr): Likewise.
8793 2008-08-20 Richard Guenther <rguenther@suse.de>
8795 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8796 with TREE_THIS_VOLATILE on shared nodes.
8797 (fold_stmt_r): Likewise.
8799 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8802 * c-parser.c (c_parser_attributes): For keywords use canonical
8803 spelling for attr_name.
8805 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8807 * value-prof.c (check_counter): Revert wrong call to error.
8809 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8811 * profile.c: Update calls to inform.
8812 * value-prof.c: Update calls to inform.
8814 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8816 * diagnostic.c (inform): Add an explicit location_t parameter.
8817 * toplev.h (inform): Update declaration.
8818 * builtins.c: Update all calls to inform.
8819 * c-common.c: Likewise.
8820 * c-decl.c: Likewise.
8821 * c-opts.c: Likewise.
8822 * c-pch.c: Likewise.
8823 * c-pragma.c: Likewise.
8824 * c-typeck.c: Likewise.
8825 * coverage.c: Likewise.
8827 * toplev.c: Likewise.
8828 * tree-cfg.c: Likewise.
8829 * tree-ssa.c: Likewise.
8831 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8834 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8835 V2DI mode, for SSE4.1, use movq instead of vector set if the
8836 second element is zero and inter-unit moves are OK.
8838 2008-08-20 Richard Guenther <rguenther@suse.de>
8840 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8841 properly handle conversion/copy chains after tuplification.
8843 2008-08-20 Richard Guenther <rguenther@suse.de>
8845 * passes.c (init_optimization_passes): Move the second
8846 forwprop pass before alias computation. Remove the second
8847 DCE pass. Remove the first dominator and phi copy/const
8850 2008-08-20 Nick Clifton <nickc@redhat.com>
8852 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8853 support of this feature. Do not assume that a sufficiently new
8854 assembler will support the feature regardless of the target type.
8855 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8856 * configure: Regenerate.
8858 2008-08-20 Richard Guenther <rguenther@suse.de>
8860 * tree-vrp.c (found_in_subgraph): Remove.
8861 (live): New global static.
8862 (live_on_edge): New function.
8863 (blocks_visited): Remove.
8864 (register_edge_assert_for_2): Use live_on_edge.
8865 (find_conditional_asserts): Remove code dealing with
8866 found_in_subgraph. Do not walk the CFG.
8867 (find_switch_asserts): Likewise.
8868 (find_assert_locations_1): Renamed from find_assert_locations.
8869 Move finding assert locations for conditional and switch
8870 statements first. Update live bitmap. Do not walk the CFG.
8871 (find_assert_locations): New function.
8872 (insert_range_assertions): Remove entry of CFG walk.
8873 Adjust call to find_assert_locations.
8874 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8875 that only can appear because of fake exit edges but assert we
8876 never try to insert on those.
8877 (fini_pre): Do not remove fake exit edges here...
8878 (execute_pre): ...but here, before committing edge inserts.
8880 2008-08-19 Richard Guenther <rguenther@suse.de>
8882 * passes.c (init_optimization_passes): Exchange store-ccp
8885 2008-08-19 Rafael Espíndola <espindola@google.com>
8887 * varasm.c (weak_decls): Move earlier in the file.
8888 (assemble_external): Add weak decls to the weak_decls list.
8889 (declare_weak): Don't add decls to the weak_decls list.
8891 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8894 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8895 before (sse2_shufpd_<mode>).
8897 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8900 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8901 * tree.c (block_nonartificial_location): Likewise.
8903 2008-08-19 Richard Guenther <rguenther@suse.de>
8905 PR tree-optimization/35972
8906 PR tree-optimization/23094
8907 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8909 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8910 handle MISALIGNED_INDIRECT_REF.
8911 (get_ref_from_reference_ops): New helper.
8912 (vn_reference_lookup_pieces): Walk the use-def chain using the
8913 alias-oracle if requested.
8914 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8915 walking the use-def chain.
8916 (compute_avail): But not here.
8917 (create_component_ref_by_pieces_1): Properly handle
8918 MISALIGNED_INDIRECT_REF.
8919 (do_regular_insertion): Handle fully redundant
8920 expressions after PHI-translation also for SSA_NAME values, not
8921 only constants. Correctly use edoubleprime for that.
8923 2008-08-19 Ira Rosen <irar@il.ibm.com>
8925 * tree-vectorizer.c (supportable_widening_operation): Support
8926 multi-step conversion, return the number of steps in such conversion
8927 and the required intermediate types.
8928 (supportable_narrowing_operation): Likewise.
8929 * tree-vectorizer.h (vect_pow2): New function.
8930 (supportable_widening_operation): Change argument types.
8931 (supportable_narrowing_operation): Likewise.
8932 (vectorizable_type_promotion): Add an argument.
8933 (vectorizable_type_demotion): Likewise.
8934 * tree-vect-analyze.c (vect_analyze_operations): Call
8935 vectorizable_type_promotion and vectorizable_type_demotion with
8936 additional argument.
8937 (vect_get_and_check_slp_defs): Detect patterns.
8938 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8940 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8941 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8942 factor according to the smallest type in the loop.
8943 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8944 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8945 supportable_widening_operation with correct arguments.
8946 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8947 operands lists according to the number of vector statements in left
8948 or right node, if exists.
8949 (vect_gen_widened_results_half): Remove unused argument.
8950 (vectorizable_conversion): Call supportable_widening_operation,
8951 supportable_narrowing_operation, and vect_gen_widened_results_half
8952 with correct arguments.
8953 (vectorizable_assignment): Change documentation, support multiple
8955 (vectorizable_operation): Likewise.
8956 (vect_get_loop_based_defs): New function.
8957 (vect_create_vectorized_demotion_stmts): Likewise.
8958 (vectorizable_type_demotion): Support loop-aware SLP and general
8959 multi-step conversion. Call vect_get_loop_based_defs and
8960 vect_create_vectorized_demotion_stmts for transformation.
8961 (vect_create_vectorized_promotion_stmts): New function.
8962 (vectorizable_type_promotion): Support loop-aware SLP and general
8963 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8965 (vectorizable_store): Change documentation, support multiple
8967 (vectorizable_load): Likewise.
8968 (vect_transform_stmt): Pass SLP_NODE to
8969 vectorizable_type_promotion and vectorizable_type_demotion.
8970 (vect_schedule_slp_instance): Move here the calculation of number
8971 of vectorized statements for each node from...
8972 (vect_schedule_slp): ... here.
8973 (vect_transform_loop): Call vect_schedule_slp without the last
8976 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8979 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8980 to == in assert statement.
8981 (vectorizable_reduction): Fix typo.
8983 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8986 * value-prof.c (check_counter): Dereference pointer to overall
8987 count when printing it.
8989 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8991 * profile.h: Really add it.
8993 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8995 * mcf.c: Really add it.
8997 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8998 Vinodha Ramasamy <vinodha@google.com>
9000 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9002 * value-prof.c (check_counter): Fix the counter if
9003 flag_profile_correction is true.
9004 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9005 tree_mod_subtract_transform):
9006 Follow check_counter parameter change.
9007 * common.opt (fprofile-correction): New option.
9009 * profile.h: Likewise.
9010 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9011 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9012 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9014 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9015 flag_profile_correction is set.
9017 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9019 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9021 2008-08-18 Tomas Bily <tbily@suse.cz>
9023 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9024 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9026 * tree-data-ref.c (split_constant_offset_1): Likewise.
9027 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9028 * tree-sra.c (sra_walk_expr): Likewise.
9029 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9030 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9031 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9032 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9034 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9035 * tree-vect-transform.c (vectorizable_type_demotion)
9036 (vectorizable_type_promotion): Likewise.
9037 * tree-inline.c (expand_call_inline):
9038 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9039 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9040 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9041 * expr.c (expand_expr_real_1): Likewise.
9042 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9043 (gimple_assign_unary_useless_conversion_p): Likewise.
9044 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9045 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9046 * fold-const.c (fold_unary): Likewise.
9047 * tree.h (CONVERT_EXPR_P): Likewise.
9048 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9049 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9051 (register_edge_assert_for_2, extract_range_from_unary_expr)
9052 (register_edge_assert_for_1): Likewise.
9054 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9056 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9057 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9058 (enum real_value_const): Delete.
9059 (get_real_const): Delete.
9060 * real.c (get_real_const): Delete.
9061 (dconst_e_ptr): Define.
9062 (dconst_third_ptr): Define.
9063 (dconst_sqrt2_ptr): Define.
9064 * builtins.c: Update all callers.
9066 2008-08-18 Richard Guenther <rguenther@suse.de>
9068 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9069 statement iterator after statement removal.
9071 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9073 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9074 (detect_processor_freebsd): Likewise.
9075 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9077 2008-08-18 Richard Guenther <rguenther@suse.de>
9079 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9080 and loads have the correct types.
9082 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9085 * c-opts.c (cpp_opts): Remove static.
9086 * c-parser.c (cpp_opts): Declare it extern.
9087 (disable_extension_diagnostics): Handle cpp options.
9088 (enable_extension_diagnostics): Likewise.
9090 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9092 * diagnostics.c (permerror_at): Rename as permerror.
9093 (permerror): Delete.
9094 * toplev.h: Likewise.
9096 2008-08-18 Richard Guenther <rguenther@suse.de>
9098 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9099 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9100 Move call_cdce before build_alias. Move copyrename2,
9101 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9102 right after final inlining.
9103 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9104 (pass_build_cfg): But instead via TODO_dump_func.
9106 2008-08-18 Richard Guenther <rguenther@suse.de>
9108 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9110 (scalarize_init): If we failed to generate some initializers
9111 do not generate zeros for not instantiated members. Instead
9112 rely on the copy out.
9113 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9114 about missing flow-sensitive alias info only if we have
9117 2008-08-17 Nick Clifton <nickc@redhat.com>
9119 * doc/extend.texi (Function Attributes): Fix typo in description
9120 if hot function attribute.
9122 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9123 Richard Sandiford <rdsandiford@googlemail.com>
9125 * doc/install.texi (--with-mips-plt): Document.
9126 * doc/invoke.texi (-mplt, -mno-plt): Document.
9127 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9128 and handle ${with_mips_plt}.
9129 * config/mips/mips.opt (mplt): New option.
9130 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9131 (TARGET_ABICALLS_PIC2): Likewise.
9132 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9133 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9134 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9135 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9136 to decide whether to output ".option picX" directives.
9137 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9138 Pass -call_nonpic rather than -KPIC for -mplt.
9139 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9140 on the command line. Also remove it when -mabi=64 is used without
9142 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9143 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9144 TARGET_ABICALLS_PIC0.
9145 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9147 (mips16_build_function_stub): Only output ".option pic" directives
9148 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9149 (mips16_build_call_stub): Fix comment and remove redundant
9150 ".set at"/"set .noat" directives.
9151 (mips_function_rodata_section): Use the default behaviour for
9152 TARGET_ABSOLUTE_ABICALLS.
9153 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9154 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9155 (mips_restore_gp): Do nothing if the current function doesn't use
9157 (mips_expand_prologue): Only save $gp if the current function uses it.
9158 Use a normal move for TARGET_ABICALLS_PIC0.
9159 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9161 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9163 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9164 of function when handling GLOBAL_POINTER_REGNUM.
9166 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9169 * common.opt (-fstack-check): Do not declare the variable here.
9170 (-fstack-check=): New option variant.
9171 * doc/invoke.texi (Code Gen Options): Document it.
9172 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9173 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9174 (STACK_CHECK_STATIC_BUILTIN): New macro.
9175 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9176 * opts.c: Include expr.h.
9177 (common_handle_option) <OPT_fold_stack_check_>: New case.
9178 <OPT_fstack_check>: Likewise.
9179 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9180 consistently in the test for variable-sized types. Adjust for
9181 new behaviour of flag_stack_check.
9182 * explow.c: Include except.h.
9183 (allocate_dynamic_stack_space): Do not take into account
9184 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9185 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9186 for variable-sized parameters. Treat all parameters whose size is
9187 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9188 stack checking is enabled.
9189 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9190 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9191 if generic stack checking is enabled.
9192 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9193 * reload1.c (reload): Likewise.
9194 * stmt.c (expand_decl): Assert that all automatic variables have
9195 fixed size at this point and remove dead code.
9196 * flags.h (stack_check_type): New enumeration type.
9197 (flag_stack_check): Declare.
9198 * toplev.c (flag_stack_check): New global variable.
9199 * Makefile.in (opts.o): Add dependency on EXPR_H.
9200 (explow.o): Add dependency on except.h.
9202 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9204 * config/avr/avr.c (avr_override_options): Reduce value of
9205 PARAM_INLINE_CALL_COST.
9207 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9209 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9210 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9211 lieu of TYPE_MODE (type) throughout.
9213 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9215 * config/arm/arm.c (add_minipool_backward_ref): Check for
9216 8-byte-aligned entries in second case of forcing insertion after a
9217 particular entry. Change third case to avoid inserting
9218 non-8-byte-aligned entries before 8-byte-aligned ones.
9220 2008-08-15 Richard Guenther <rguenther@suse.de>
9222 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9223 strip components for unknown size accesses.
9225 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9227 * config/s390/2097.md New file.
9228 * config/s390/s390.md ("z10prop" attribute): Define none,
9229 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9230 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9231 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9232 possible values and apply them to insns as appropriate.
9233 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9234 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9235 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9236 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9237 ("bfp" mode attribute): Removed. Every occurence replaced
9239 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9240 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9243 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9246 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9249 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9251 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9252 additional argument. Support reduction when duplication is needed due
9253 to data-types of different sizes in the loop.
9254 (get_initial_def_for_induction): Fix printout.
9255 (vect_get_vec_def_for_stmt_copy): Support case where the
9256 vec_stmt_for_operand is a phi node.
9257 (vectorizable_reduction): Support reduction when duplication is needed
9258 due to data-types of different sizes in the loop.
9259 (vectorizable_call): Remove restriction to not vectorize in case we
9260 have data-types of different sizes in the loop.
9261 (vectorizable_conversion): Likewise.
9262 (vectorizable_operation): Likewise.
9263 (vectorizable_type_demotion): Likewise.
9264 (vectorizable_type_promotion): Likewise.
9265 (vectorizable_induction): Add restriction to not vectorize in case
9266 we have data-types of different sizes in the loop.
9268 2008-08-14 Christophe Saout <christophe@saout.de>
9269 Uros Bizjak <ubizjak@gmail.com>
9272 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9273 (*vec_concatv2di_rex64_sse4_1): Ditto.
9274 (*vec_concatv2di_rex64_sse): Ditto.
9276 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9279 * fold-const.c (fold_widened_comparison): Do not allow
9280 sign changes that change the result even if shorter type
9281 is wider than arg1_unw's type.
9283 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9285 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9286 Skip if the multilib testing specifies -march that does not
9287 agree with the one specified in the testcase.
9289 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9291 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9292 zero extend SImode values being converted to TFmode before passing
9295 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9297 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9298 __PPU__ when targeting the Cell/B.E. PPU processor.
9300 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9302 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9303 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9304 Rematerialize the static chain, if any.
9305 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9308 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9310 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9311 (new_loc_descr): Likewise.
9312 (add_loc_descr): Likewise.
9313 (size_of_loc_descr): Likewise.
9314 (size_of_locs): Likewise.
9315 (output_loc_operands): Likewise.
9316 (output_loc_sequence): Likewise.
9317 (new_reg_loc_descr): New.
9318 (build_cfa_loc): Use it.
9319 (build_cfa_aligned_loc): Likewise.
9320 (one_reg_loc_descriptor): Likewise.
9321 (based_loc_descr): Likewise.
9323 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9326 * doc/invoke.texi (Wmain): Update.
9327 * c-decl.c (start_decl): warn_main is only 0 or 1.
9328 (start_function): Likewise. Fix formatting.
9329 (finish_function): Delete redundant warning.
9330 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9331 * c-opts (c_common_handle_option): -Wall only has effect if
9332 warn_main is uninitialized. OPT_Wmain is automatically
9333 handled. -pedantic also enables Wmain.
9334 (c_common_post_options): Handle all logic for Wmain here.
9335 * c-common.c (warn_main): Delete.
9336 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9337 * c-common.h (warn_main): Delete.
9339 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9342 * expr.c (emit_group_store): Allocate stack temp with the
9343 largest alignment when copying from register to stack.
9345 2008-08-13 Richard Guenther <rguenther@suse.de>
9347 * tree.h (maybe_fold_offset_to_address): Declare.
9348 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9349 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9350 Likewise for POINTER_PLUS_EXPR.
9351 (maybe_fold_offset_to_reference): Enable disabled code.
9352 (maybe_fold_offset_to_address): New function.
9353 (fold_stmt_r): Use it.
9354 (fold_gimple_assign): Likewise.
9355 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9356 (gimplify_expr): Likewise.
9358 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9360 * toplev.h (pedwarn_at): Fix declaration.
9362 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9364 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9365 LINK_SPEC): Use %R in -Y P argument.
9367 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9370 * diagnostic.c (pedwarn_at): New.
9371 * toplev.h (pedwarn_at): Declare.
9372 * c-tree.h (build_enumerator): Update declaration.
9373 * c-decl.c (finish_enum): Update comment.
9374 (build_enumerator): Take a location parameter. Give a pedwarn but do
9375 not perform any conversion.
9376 * c-parser.c (c_parser_enum_specifier): Set correct location for
9379 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9382 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9383 expressions except for conversions to signed:1 bitfields. Handle
9384 COND_EXPR with constant operands.
9386 2008-08-13 Richard Guenther <rguenther@suse.de>
9388 PR tree-optimization/15255
9389 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9390 (struct oecount_s): New struct and VEC types.
9392 (oecount_hash): New function.
9393 (oecount_eq): Likewise.
9394 (oecount_cmp): Likewise.
9395 (zero_one_operation): New function.
9396 (build_and_add_sum): Likewise.
9397 (undistribute_ops_list): Perform un-distribution of multiplication
9398 and division on the chain of summands.
9399 (should_break_up_subtract): Also break up subtracts for factors.
9400 (reassociate_bb): Delete dead visited statements.
9401 Call undistribute_ops_list. Re-sort and optimize if it did something.
9402 * passes.c (init_optimization_passes): Move DSE before
9404 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9407 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9409 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9411 * doc/invoke.texi: Revert unintended checkin.
9413 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9416 * gcc.c (include_spec_function): Tweak call to find_a_file.
9418 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9421 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9422 and TRUTH_ORIF_EXPR.
9423 * dojump.c (do_jump): Likewise.
9425 PR tree-optimization/37084
9426 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9427 if id->regimplify, don't assume stmt is a cast assignment.
9429 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9431 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9433 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9436 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9439 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9441 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9442 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9444 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9445 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9446 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9447 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9448 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9450 * doc/tm.texi (Storage Layout): Remove documentation for
9451 TARGET_FLOAT_FORMAT.
9453 * simplify-rtx.c (simplify_binary_operation_1): Replace
9454 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9456 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9458 * real.h (struct real_format): New member has_sign_dependent_rounding.
9459 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9460 spu_single_format, ieee_double_format, mips_double_format,
9461 motorola_double_format, ieee_extended_motorola_format,
9462 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9463 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9464 mips_extended_format, ieee_quad_format, mips_quad_format,
9465 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9466 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9468 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9469 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9470 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9471 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9472 (ROUND_TOWARDS_ZERO): Likewise.
9474 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9475 (FLOAT_MODE_FORMAT): New macro.
9476 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9477 (MODE_COMPOSITE_P): ... this new macro.
9478 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9479 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9480 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9482 * flags.h: Include "real.h".
9484 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9485 REAL_MODE_FORMAT_COMPOSITE_P.
9486 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9488 * doc/tm.texi (Storage Layout): Remove documentation of
9489 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9490 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9491 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9492 they only apply to libgcc2.a.
9494 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9496 * config/spu/float_disf.c: New file.
9497 * config/spu/float_unsdisf.c: New file.
9498 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9499 (LIB2FUNCS_EXCLUDE): Define.
9501 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9502 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9504 * real.h (struct real_format): New member round_towards_zero.
9505 * real.c (round_for_format): Respect fmt->round_towards_zero.
9506 (ieee_single_format, mips_single_format, motorola_single_format,
9507 spu_single_format, ieee_double_format, mips_double_format,
9508 motorola_double_format, ieee_extended_motorola_format,
9509 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9510 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9511 mips_extended_format, ieee_quad_format, mips_quad_format,
9512 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9513 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9515 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9516 real_format to choose rounding mode when calling MPFR functions.
9517 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9518 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9520 * real.h (real_to_decimal_for_mode): Add prototype.
9521 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9522 Respect target rounding mode when generating decimal representation.
9523 (real_to_decimal): New stub for backwards compatibility.
9524 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9525 real_to_decimal_for_mode instead of real_to_decimal.
9527 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9529 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9530 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9532 * real.c (spu_single_format): New variable.
9533 * real.h (spu_single_format): Declare.
9535 * config/spu/spu.c (spu_override_options): Install SFmode format.
9536 (spu_split_immediate): Use integer mode to operate on pieces of
9537 floating-point values in all cases.
9539 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9540 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9541 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9543 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9545 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9547 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9549 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9551 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9554 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9555 on the VAR_DECL instead of TYPE_READONLY on its type.
9557 2008-08-12 Ira Rosen <irar@il.ibm.com>
9559 * tree-vectorizer.c: Depend on langhooks.h.
9560 (supportable_widening_operation): Add two arguments. Support double
9562 (supportable_narrowing_operation): Likewise.
9563 * tree-vectorizer.h (supportable_widening_operation): Add two
9565 (supportable_narrowing_operation): Likewise.
9566 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9567 supportable_widening_operation with correct arguments.
9568 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9569 (vectorizable_type_demotion): Support double type conversions.
9570 (vectorizable_type_promotion): Likewise.
9571 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9573 2008-08-11 Michael Matz <matz@suse.de>
9575 * i386/i386.c (override_options): Move initialisation from
9576 flag_schedule_insns_after_reload to here from ...
9577 (optimization_options): ... here.
9579 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9581 PR rtl-optimization/36998
9582 * dwarf2out.c (compute_barrier_args_size_1,
9583 compute_barrier_args_size): Temporarily remove assertions.
9585 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9588 * tree-ssa.c (struct walk_data): Add new flag
9589 warn_possibly_uninitialized.
9590 (warn_uninitialized_var): Use it.
9591 (warn_uninitialized_vars): New.
9592 (execute_early_warn_uninitialized): Call it.
9593 (execute_late_warn_uninitialized): Likewise.
9595 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9598 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9601 2008-08-09 Jan Hubicka <jh@suse.cz>
9604 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9606 (expand_fix): Be prepared for expansion to fail.
9607 (expand_sfix_optab): Remove instructions if expansion failed.
9609 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9611 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9613 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9614 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9616 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9618 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9619 mips/t-libgcc-mips16 to tmake_file.
9620 * config/mips/mips-protos.h (mips_call_type): New enum.
9621 (mips_pic_base_register, mips_got_load): Declare.
9622 (mips_restore_gp): Take an rtx argument.
9623 (mips_use_pic_fn_addr_reg_p): Declare.
9624 (mips_expand_call): Replace the sibcall_p argument with
9625 a mips_call_type argument. Add a lazy_p parameter.
9626 (mips_split_call): Declare.
9627 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9628 (MIPS16_PIC_TEMP): Likewise.
9629 (reg_class): Delete M16_NA_REGS.
9630 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9631 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9632 (mips_split_hi_p): Declare.
9633 * config/mips/mips.c (mips_split_hi_p): New array.
9634 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9635 (mips_got_symbol_type_p): New function.
9636 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9637 (mips16_stub_function_p): New function.
9638 (mips16_local_function_p): Likewise.
9639 (mips_use_pic_fn_addr_reg_p): Likewise.
9640 (mips_cannot_force_const_mem): Return false for HIGHs.
9641 Extend CONST_INT and symbolic handling to MIPS16, using
9642 mips_symbol_insns to check that the base symbol type is a
9643 legitimate constant. Reject GOT-based constants if
9644 TARGET_MIPS16_PCREL_LOADS.
9645 (mips_const_insns): Check targetm.cannot_force_const_mem when
9646 decomposing a symbolic base and a large offset.
9647 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9648 When calling a function that needs $25 from MIPS16 code,
9649 move the target address into $25 separately and add a USE
9651 (mips16_gp_pseudo_reg): Insert the initializer immediately
9652 before the first real insn.
9653 (mips_pic_base_register, mips_got_load): New functions.
9654 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9655 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9656 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9657 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9658 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9659 also passing NULL_RTX rather than const0_rtx as the aux argument.
9660 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9661 instead of TARGET_EXPLICIT_RELOCS.
9662 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9663 (mips_load_call_address): Replace the sibcall_p argument with
9664 a mips_call_type argument. Use mips_got_load.
9665 (mips16_local_alias): New structure.
9666 (mips16_local_aliases): New variable.
9667 (mips16_local_aliases_hash): New function.
9668 (mips16_local_aliases_eq): Likewise.
9669 (mips16_local_alias): Likewise.
9670 (mips16_stub_function): Likewise.
9671 (mips16_build_function_stub): Create a local alias for the target
9672 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9673 .cpload directive and an R_MIPS_NONE relocation for the target
9674 function, then load the alias rather than the function itself.
9675 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9676 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9677 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9678 (mips16_build_call_stub): Replace the FN parameter with an
9679 FN_PTR parameter. Force the address into a register if it
9680 isn't a call_insn_operand; don't rely on the caller to do this.
9681 If a call to a locally-defined and locally-binding MIPS16
9682 function must be made indirectly, redirect the call to the
9683 function's local alias. Use mips16_stub_function_p,
9684 mips16_stub_function, mips_expand_call and use_reg.
9685 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9686 Use explicit %hi and %lo accesses where possible.
9687 Use MIPS_CALL to generate the correct code form of a
9688 jal instruction. Add clobbers of $18 instead of uses.
9689 Update the call to mips_emit_call_insn.
9690 (mips_expand_call): Replace the SIBCALL_P argument with a
9691 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9692 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9693 allowing it to modify the call address. Update the calls to
9694 mips_load_call_address and mips_emit_call_insn.
9695 (mips_split_call): New function.
9696 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9697 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9698 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9699 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9700 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9702 (mips_cprestore_slot): New function.
9703 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9704 and use mips_cprestore_slot.
9705 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9707 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9708 then use a copygp_mips16 instruction to set up $28.
9709 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9710 (mips16_lay_out_constants): Call split_all_insns_noflow.
9711 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9712 false if TARGET_MIPS16.
9713 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9714 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9715 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9716 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9717 MIPS16 code. Allow MIPS16 o32 PIC.
9718 (mips_override_options): Allow MIPS16 o32 PIC.
9719 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9720 after reload if TARGET_USE_GOT.
9721 (UNSPEC_COPYGP): New constant.
9722 (length): Use a default length of 8 for MIPS16 GOT loads.
9723 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9724 (*got_page<mode>): Check mips_split_hi_p.
9725 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9726 (unspec_got<mode>, unspec_call<mode>): New expanders.
9727 (load_got<mode>, load_call<mode>): Remove the length attributes.
9728 Use a got attribute instead of a type attribute.
9729 (copygp_mips16): New insn.
9730 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9731 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9732 (sibcall, sibcall_value, call, call_value): Update the calls
9733 to mips_expand_call.
9734 (call_internal, call_value_internal): Use mips_split_call.
9735 (call_value_multiple_internal): Likewise.
9736 (call_split): Move after call_internal (the insn it is split from).
9737 (call_internal_direct, call_value_internal_direct): Turn into
9738 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9739 (call_direct_split, call_value_direct_split): New patterns.
9740 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9741 and use M16_REGS instead of M16_NA_REGS.
9742 * config/mips/predicates.md (const_call_insn_operand): Replace
9743 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9744 mips_use_pic_fn_addr_reg_p check.
9745 (move_operand): Reject HIGHs if mips_split_hi_p.
9746 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9747 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9748 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9749 * config/mips/libgcc-mips16.ver: New file.
9750 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9751 $(srcdir)/config/mips/libgcc-mips16.ver.
9753 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9755 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9757 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9758 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9759 (mips16_cfun_returns_in_fpr_p): Likewise.
9761 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9763 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9764 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9765 rather than 4 to PC.
9767 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9769 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9770 (FUNCTION_PROFILER): Save the static chain pointer into $2
9771 beforehand and restore it aftewards.
9772 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9773 address directly into $25 and call the function through $25;
9774 do not clobber $3. Pad the DImode version to cover the space
9775 left by the deleted $25 <- $3 move.
9776 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9777 the removal of the $25 <- $3 move.
9778 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9779 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9781 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9782 Daniel Jacobowitz <dan@codesourcery.com>
9784 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9785 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9786 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9787 * config/mips/mips.c (mips_start_function_definition): New function.
9788 (mips_end_function_definition): Likewise.
9789 (mips_output_function_prologue): Use mips_start_function_definition.
9790 (mips_output_function_epilogue): Use mips_end_function_definition.
9791 (build_mips16_function_stub): Use mips_start_function_definition
9792 and mips_end_function_definition.
9793 (build_mips16_call_stub): Likewise.
9795 2008-08-09 Richard Guenther <rguenther@suse.de>
9797 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9798 * gimple.h (gimple_call_fn): Adjust comment.
9799 (gimple_call_set_fndecl): New function.
9800 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9801 longer having bare FUNCTION_DECL operand.
9802 (gimple_call_return_type): Likewise.
9803 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9805 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9806 (gimple_mod_pow2): Likewise.
9807 (gimple_mod_subtract): Likewise.
9808 (gimple_ic): Likewise.
9809 (gimple_stringop_fixed_value): Likewise.
9810 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9811 longer having bare FUNCTION_DECL operand.
9812 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9813 * omp-low.c (optimize_omp_library_calls): Likewise.
9814 * cgraphunit.c (update_call_expr): Likewise.
9815 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9816 (execute_convert_to_rsqrt): Likewise.
9817 * cfgexpand.c (gimple_to_tree): Simplify.
9818 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9819 bare FUNCTION_DECL operand.
9820 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9821 (convert_gimple_call): Use gimple_call_fndecl.
9822 * c-common.c (c_warn_unused_result): Likewise.
9824 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9827 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9828 (c_finish_return): Likewise.
9829 (c_start_case): Likewise.
9830 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9831 * c-parser.c (c_parser_condition): New. Call
9832 verify_sequence_points.
9833 (c_parser_paren_condition): Call c_parser_condition.
9834 (c_parser_for_statement): Call c_parser_condition.
9836 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9839 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9840 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9841 Moved from diagnostic.h
9842 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9844 (emit_diagnostic): New.
9845 (warning0, pedwarn0): Delete.
9846 (warning, warning_at, pedwarn, permerror): Return bool.
9847 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9848 Moved to diagnostic.c.
9849 (struct diagnostic_context): Use correct type for
9850 classify_diagnostic.
9851 (diagnostic_report_diagnostic): Update declaration.
9852 (emit_diagnostic): Declare.
9853 * errors.c (warning): Return bool.
9854 * errors.h (warning): Update declaration.
9855 * toplev.h (warning0, pedwarn0): Delete.
9856 (warning, warning_at, pedwarn, permerror): Return bool.
9857 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9858 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9859 inform. Update all calls.
9860 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9861 before giving informative note.
9862 (implicit_decl_warning): Likewise.
9863 * c-typeck.c (build_function_call): Likewise.
9864 * tree-sssa.c (warn_uninit): Likewise.
9865 * builtins.c (gimplify_va_arg_expr): Likewise.
9867 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9870 * doc/invoke.texi (-Wextra): Move warning from here...
9871 (-Wuninitialized): ... to here.
9873 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9876 * flags.h (set_Wunused): Delete
9877 * toplev.c (process_options): Handle Wunused flags here.
9878 * opts.c (maybe_warn_unused_parameter): Delete.
9879 (common_handle_option): Replace set_Wunused by warn_unused.
9880 (set_Wextra): Do not handle Wunused-parameter here.
9881 (set_Wunused): Delete.
9882 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9884 * common.opt (Wunused): Add Var and Init.
9885 (Wunused-function): Likewise.
9886 (Wunused-label): Likewise.
9887 (Wunused-parameter): Likewise.
9888 (Wunused-value): Likewise.
9889 (Wunused-variable): Likewise.
9891 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9893 * doc/invoke.texi: Add cpu_type power7.
9894 * config.in (HAVE_AS_VSX): New.
9895 * config.gcc: Add cpu_type power7.
9896 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9898 * configure: Regenerate.
9899 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9901 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9902 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9903 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9905 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9907 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9908 type to vectorize.builtin_conversion.
9909 (vectorizable_conversion): Likewise.
9910 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9911 integral type as input.
9912 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9914 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9915 and ALTIVEC_BUILTIN_VCTSXS.
9916 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9919 2008-08-08 Richard Guenther <rguenther@suse.de>
9921 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9922 (surely_varying_stmt_p): Calls are varying only if they are
9923 non-builtin and not indirect or have no result.
9924 (ccp_fold): Re-instantiate code before the tuples merge.
9926 2008-08-08 Richard Guenther <rguenther@suse.de>
9928 PR tree-optimization/37056
9929 * gimple.h (gimple_assign_rhs_class): New helper function.
9930 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9931 unary operations properly.
9933 2008-08-07 Jan Hubicka <jh@suse.cz>
9935 * i386.h (ix86_size_cost): Declare.
9936 (ix86_cur_cost): New function macro.
9937 * i386.md (peepholes expanding size and splitters): Predicate by
9938 optimize_insn_for_speed_p.
9939 (peepholes reduce size and splitters): Predicate by
9940 optimize_insn_for_size_p.
9941 * i386.c (ix86_size_cost): Rename from ...
9942 (size_cost): This one.
9943 (override_options): Update.
9944 (decide_alg): Likewise.
9945 (ix86_expand_clear): Use RTL profile.
9946 (ix86_pad_returns): Use RTL profile.
9948 2008-08-07 Jan Hubicka <jh@suse.cz>
9950 * recog.c (split_all_insns): Set RTL profile
9951 (peephole2_optimize): Likewise.
9952 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9953 * combine.c (combine_instructions): Likewise.
9955 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9957 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9959 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9961 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9962 value in a6 after the set_frame_ptr insn.
9964 2008-08-07 Richard Henderson <rth@redhat.com>
9967 * gcc.c (cpp_options): Pass along -g*.
9969 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9971 * config/arm/arm.c (output_move_neon): Update comment describing
9972 big-endian vector layout.
9973 (arm_assemble_integer): Do not handle big-endian NEON vectors
9975 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9976 neon_vget_lane<mode>_sext_internal,
9977 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9978 element indices for big-endian.
9980 2008-08-07 Richard Henderson <rth@redhat.com>
9982 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9983 * configure, config.in: Rebuild.
9984 * debug.h (dwarf2out_do_cfi_asm): Declare.
9985 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9986 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9987 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9988 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9990 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9992 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9993 movv2si_internal): Combine into mov<mode>_internal.
9994 (movv2si_internal_2): Remove.
9996 2008-08-07 Jan Hubicka <jh@suse.cz>
9999 * i386.md (single stringop patterns): Enable unconditionally.
10001 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10004 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10006 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10007 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10009 * config/i386/sse.md (sse2_movq128): New.
10011 * doc/extend.texi: Document __builtin_ia32_movq128.
10013 2008-08-07 Richard Guenther <rguenther@suse.de>
10015 PR middle-end/37042
10016 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10017 pointers can access anything.
10019 2008-08-06 Jan Hubicka <jh@suse.cz>
10021 * optabs.c (emit_unop_insn): Break out to ...
10022 (maybe_emit_unop_insn): ... this one.
10023 (expand_sfix_optab): Use maybe variant.
10024 * optabs.h (maybe_emit_unop_insn): Declare.
10026 * i386.md (mov0 patterns): Enable by default.
10027 (FP conversion expanders): Disable expansion of code expanding
10028 sequences when instruction should be optimized for size.
10029 (single strinop patterns): Enable when optimizing for size.
10030 (string expanders): Disable expanding of code expanding sequences
10031 when optimizning instruction for size.
10032 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10034 (ix86_fp_comparison_sahf_cost): Likewise.
10035 (ix86_expand_branch): Likewise.
10036 (ix86_expand_ashl_const): Likewise.
10037 (ix86_split_ashl): Likewise.
10038 (ix86_expand_strlen): Likewise.
10039 (ix86_emit_fp_unordered_jump): Likewie.
10041 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10043 * c-common.c: Fix typo.
10044 (c_common_reswords): Activate more C++ keyword warnings.
10046 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10048 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10051 * diagnostic.c (permerror_at): New.
10052 * toplev.h (permerror_at): Declare.
10054 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10055 Ira Rosen <irar@il.ibm.com>
10057 * tree-vect-transform.c (vect_model_simple_cost): Return
10058 immediately if stmt is pure SLP.
10059 (vect_model_store_cost): Ditto.
10060 (vect_model_load_cost): Ditto.
10061 (vectorizable_store): Remove PURE_SLP check before call
10062 to vect_model_store_cost.
10063 (vect_model_store_cost): When checking whether stmt describe
10064 strided access, add a check that it is not slp_node.
10066 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10069 * c-common.c (warn_for_sign_compare): New. Handle separately the
10070 case that 'constant' is zero.
10071 * c-typeck.c (build_binary_op): Move code to c-common.c
10073 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10075 * config/alpha/alpha.c (alpha_preferred_reload_class,
10076 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10077 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10078 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10079 * config/arm/arm.md: Likewise.
10080 * config/avr/avr-protos.h (preferred_reload_class,
10081 test_hard_reg_class, avr_simplify_comparison_p,
10082 out_shift_with_cnt, class_max_nregs): Likewise.
10083 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10084 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10085 preferred_reload_class, test_hard_reg_class): Likewise.
10086 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10087 bfin_memory_move_cost, bfin_secondary_reload,
10088 bfin_output_mi_thunk): Likewise.
10089 * config/crx/crx.c (crx_secondary_reload_class,
10090 crx_memory_move_cost): Likewise.
10091 * config/frv/frv-protos.h (frv_secondary_reload_class,
10092 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10093 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10094 frv_secondary_reload_class, frv_class_likely_spilled_p,
10095 frv_class_max_nregs): Likewise.
10096 * config/h8300/h8300.c (h8300_classify_operand,
10097 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10099 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10100 * config/ia64/ia64.c (ia64_preferred_reload_class,
10101 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10102 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10103 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10105 * config/m68hc11/m68hc11.c (preferred_reload_class,
10106 m68hc11_memory_move_cost): Likewise.
10107 * config/mcore/mcore.c (mcore_secondary_reload_class,
10108 mcore_reload_class): Likewise.
10109 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10110 mips_class_max_nregs, mips_cannot_change_mode_class,
10111 mips_preferred_reload_class, mips_secondary_reload_class,
10112 mips_output_mi_thunk): Likewise.
10113 * config/mmix/mmix.c (mmix_preferred_reload_class,
10114 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10116 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10118 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10119 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10120 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10121 * config/rs6000/rs6000.c (paired_expand_vector_init,
10122 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10123 compare_section_name, rs6000_memory_move_cost): Likewise.
10124 * config/s390/s390.c (s390_emit_compare_and_swap,
10125 s390_preferred_reload_class, s390_secondary_reload,
10126 legitimize_pic_address, legitimize_tls_address,
10127 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10128 s390_class_max_nregs): Likewise.
10129 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10130 * config/s390/s390.md: Likewise.
10131 * config/score/score-protos.h (score_secondary_reload_class,
10132 score_preferred_reload_class): Likewise.
10133 * config/score/score.c (score_preferred_reload_class,
10134 score_secondary_reload_class): Likewise.
10135 * config/score/score3.c (score3_output_mi_thunk,
10136 score3_preferred_reload_class, score3_secondary_reload_class,
10137 score3_hard_regno_mode_ok): Likewise.
10138 * config/score/score3.h (score3_preferred_reload_class,
10139 score3_secondary_reload_class): Likewise.
10140 * config/score/score7.c (score7_output_mi_thunk,
10141 score7_preferred_reload_class, score7_secondary_reload_class,
10142 score7_hard_regno_mode_ok): Likewise.
10143 * config/score/score7.h (score7_preferred_reload_class,
10144 score7_secondary_reload_class): Likewise.
10145 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10146 output_branchy_insn, add_constant, gen_block_redirect,
10147 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10148 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10149 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10150 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10151 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10152 xstormy16_preferred_reload_class): Likewise.
10153 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10154 xtensa_expand_atomic, override_options,
10155 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10157 * reorg.c (try_merge_delay_insns): Likewise.
10158 * tree.c (merge_dllimport_decl_attributes): Likewise.
10160 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10162 2008-08-06 Michael Matz <matz@suse.de>
10164 * Makefile.in (write_entries_to_file): Quote words.
10165 * gengtype.c: (read_input_line): Skip over leading white-space.
10167 2008-08-06 Marc Gauthier <marc@tensilica.com>
10169 * config.gcc: Match more processor names for Xtensa.
10170 * configure.ac: Likewise.
10171 * doc/install.texi (Specific): Likewise.
10172 * configure: Regenerate.
10174 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10176 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10177 * calls.c (avoid_likely_spilled_reg): Likewise.
10178 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10179 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10180 * config/i386/i386.c (ix86_expand_special_args_builtin,
10181 ix86_secondary_reload): Likewise.
10182 * except.c (struct eh_region, gen_eh_region_catch,
10183 remove_unreachable_regions, duplicate_eh_regions,
10184 assign_filter_values, build_post_landing_pads,
10185 sjlj_find_directly_reachable_regions, remove_eh_handler,
10186 reachable_next_level, foreach_reachable_handler,
10187 can_throw_internal_1, can_throw_external_1,
10188 collect_one_action_chain): Likewise.
10189 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10190 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10191 * function.c (update_temp_slot_address, instantiate_new_reg,
10192 instantiate_virtual_regs_in_rtx,
10193 instantiate_virtual_regs_in_insn): Likewise.
10194 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10195 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10196 gimplify_cleanup_point_expr): Likewise.
10197 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10198 * passes.c (next_pass_1): Likewise.
10199 * print-tree.c (print_node_brief, print_node): Likewise.
10200 * profile.c (branch_prob): Likewise.
10201 * tree-dump.c (dump_register): Likewise.
10202 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10204 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10205 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10206 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10207 copy_arguments_for_versioning, copy_static_chain): Likewise.
10208 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10209 add_new_name_mapping, register_new_name_mapping): Likewise.
10210 * tree-mudflap.c (mf_xform_derefs): Likewise.
10211 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10212 get_init_expr, combine_chains): Likewise.
10213 * tree-pretty-print.c (dump_generic_node): Likewise.
10214 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10215 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10216 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10217 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10219 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10221 PR middle-end/37010
10222 * calls.c (expand_call): Use the biggest preferred stack
10225 2008-08-06 Michael Matz <matz@suse.de>
10228 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10229 for reused reload, instead of overwriting them.
10231 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10233 PR middle-end/37009
10234 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10235 for incoming stack boundary.
10237 * function.c (assign_parm_find_entry_rtl): Update
10238 parm_stack_boundary.
10240 * function.h (rtl_data): Add parm_stack_boundary.
10242 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10243 parm_stack_boundary for incoming stack boundary.
10245 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10247 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10248 for unrepresentable subregs or treat them as equal to other regs
10249 or subregs with the same register number.
10251 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10253 PR middle-end/35432
10254 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10257 2008-08-06 Jan Hubicka <jh@suse.cz>
10259 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10260 frequencies might be hot.
10262 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10264 * reload.c (find_reloads): Force constants into literal pool
10265 also if they are wrapped in a SUBREG.
10267 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10270 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10271 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10272 Don't allow predicated instructions for data speculation.
10273 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10276 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10278 * haifa-sched.c (extend_global): Split to extend_global_data and
10279 extend_region_data. Update all uses.
10280 (extend_all): Rename to extend_block_data.
10282 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10284 * sched-rgn.c (new_ready): Check if instruction can be
10285 speculatively scheduled before attempting speculation.
10286 (debug_rgn_dependencies): Remove wrongful assert.
10288 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10290 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10292 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10294 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10295 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10296 va_size, and type_size.
10298 2008-08-04 Jason Merrill <jason@redhat.com>
10301 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10302 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10304 2008-08-05 Richard Henderson <rth@redhat.com>
10306 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10307 * configure: Rebuild.
10309 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10312 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10313 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10316 2008-08-05 Richard Henderson <rth@redhat.com>
10318 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10319 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10320 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10321 * common.opt (fdwarf2-cfi-asm): New.
10322 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10323 * config.in, configure: Rebuild.
10324 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10325 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10327 (dw2_force_const_mem): Externalize.
10328 * dwarf2asm.h: Update.
10329 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10330 generate a real label.
10331 (output_cfi_directive): New.
10332 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10333 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10334 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10336 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10337 (output_loc_operands_raw, output_loc_sequence_raw): New.
10338 (output_cfa_loc_raw): New.
10340 2008-08-05 Paul Brook <paul@codesourcery.com>
10342 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10343 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10344 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10345 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10346 * config/arm/arm.h (TARGET_VFPD32): Define.
10347 (TARGET_VFP3): Use TARGET_VFPD32.
10348 (fputype): Add FPUTYPE_VFP3D16.
10349 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10350 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10351 * config/arm/arm-cores.def: Add cortex-r4f.
10352 * config/arm/arm-tune.md: Regenerate.
10354 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10356 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10357 Reword some comments throughout the file.
10359 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10360 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10361 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10362 MFC_MIN_DMA_LIST_ELEMENTS.
10363 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10364 MFC_MAX_DMA_LIST_ELEMENTS.
10366 (MFC_START_ENABLE): Remove PPU-only define.
10367 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10368 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10370 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10371 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10372 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10373 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10374 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10375 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10376 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10378 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10379 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10380 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10381 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10383 (spu_read_machine_status): Fix typo.
10385 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10387 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10388 SUBREG of multi-word hard register.
10389 * config/spu/spu.c (valid_subreg): Likewise.
10390 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10392 2008-08-04 Richard Guenther <rguenther@suse.de>
10394 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10395 the candidate with the stripped base if that base is different
10396 from the original base even for offset zero.
10398 2008-08-04 Richard Guenther <rguenther@suse.de>
10400 PR middle-end/36691
10401 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10402 check for no_overflow.
10404 2008-08-04 Richard Guenther <rguenther@suse.de>
10406 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10408 2008-08-04 Paul Brook <paul@codesourcery.com>
10410 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10411 (arm_order_regs_for_local_alloc): New function.
10412 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10414 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10416 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10419 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10420 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10421 (ix86_expand_epilogue): Likewise.
10423 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10425 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10428 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10430 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10431 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10432 (*movv2sf_internal_rex64): Ditto.
10434 2008-08-03 Jan Hubicka <jh@suse.cz>
10436 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10437 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10438 * expmed.c (expand_smod_pow2): Likewise.
10440 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10443 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10444 alternative 0 of operand 1.
10445 (*vec_concatv2di_rex64_sse): Ditto.
10446 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10448 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10449 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10450 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10451 (*movv2sf_internal_rex64): Ditto.
10453 2008-08-02 Richard Guenther <rguenther@suse.de>
10456 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10457 (ssedoublesizemode): New mode attribute.
10458 (sse_shufps): Call gen_sse_shufps_v4sf.
10459 (sse_shufps_1): Macroize.
10460 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10461 (sse2_shufpd_1): Macroize.
10462 (vec_extract_odd, vec_extract_even): New expanders.
10463 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10464 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10465 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10466 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10467 (ix86_expand_vector_set): Likewise.
10468 (ix86_expand_reduc_v4sf): Likewise.
10470 2008-08-01 Doug Kwan <dougkwan@google.com>
10472 * matrix-reorg.c: Re-enable all code.
10473 (struct malloc_call_data): Change CALL_STMT to gimple type.
10474 (collect_data_for_malloc_call): Tuplify.
10475 (struct access_site_info): Change STMT to gimple type.
10476 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10477 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10478 (struct free_info): Change STMT to gimple type.
10479 (struct matrix_access_phi_node): Change PHI to gimple type.
10480 (get_inner_of_cast_expr): Remove.
10481 (may_flatten_matrices_1): Tuplify.
10482 (may_flatten_matrices): Ditto.
10483 (mark_min_matrix_escape_level): Ditto.
10484 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10485 (ssa_accessed_in_call_rhs): New
10486 (ssa_accessed_in_assign_rhs): New
10487 (record_access_alloc_site_info): Tuplify.
10488 (add_allocation_site): Ditto.
10489 (analyze_matrix_allocation_site): Ditto.
10490 (analyze_transpose): Ditto.
10491 (get_index_from_offset): Ditto.
10492 (update_type_size): Ditto.
10493 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10494 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10495 (analyze_accesses_for_phi_node): Tuplify.
10496 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10497 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10498 (analyze_matrix_accesses): Tuplify.
10499 (check_var_data): New call-back type for check_var_notmodified_p.
10500 (check_var_notmodified_p): Tuplify and use call-back struct to
10501 return statement found.
10502 (can_calculate_expr_before_stmt): Factor out statement related code
10504 (can_calculate_stmt_before_stmt): New.
10505 (check_allocation_function): Tuplify.
10506 (find_sites_in_func): Ditto.
10507 (record_all_accesses_in_func): Ditto.
10508 (transform_access_sites): Ditto.
10509 (transform_allocation_sites): Ditto.
10510 (matrix_reorg): Re-enable.
10511 (gate_matrix_reorg): Re-enable.
10513 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10515 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10516 for labels for which it hasn't been set yet. If it has been set,
10517 stop walking insns and continue with next worklist item.
10518 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10519 if the only BARRIER is at the very end of a function.
10521 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10523 * cfgexpand.c (expand_stack_alignment): Assert that
10524 stack_realign_drap and drap_rtx must match.
10526 * function.c (instantiate_new_reg): If DRAP is used to realign
10527 stack, replace virtual_incoming_args_rtx with internal arg
10530 2008-08-01 Richard Guenther <rguenther@suse.de>
10532 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10533 loop information only if we initialized it.
10534 (execute_pre): Call fini_pre with in_fre.
10535 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10536 if we do not unroll because we hit max-completely-peeled-insns.
10537 Use our estimation for consistency, do allow shrinking.
10539 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10541 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10542 with MIN_STACK_BOUNDARY.
10543 (ix86_update_stack_boundary): Likewise.
10544 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10547 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10548 (MIN_STACK_BOUNDARY): This.
10550 2008-08-01 Richard Guenther <rguenther@suse.de>
10552 PR middle-end/36997
10553 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10555 2008-08-01 Richard Guenther <rguenther@suse.de>
10557 PR tree-optimization/36988
10558 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10559 do not matter if that doesn't change volatile qualification.
10561 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10563 * configure.ac: Do not generate libada-mk. Do not subst
10564 host_cc_for_libada.
10565 * libada-mk.in: Remove.
10566 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10567 * configure: Regenerate.
10569 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10571 * tree-pass.h: Added comment about not dumping passes with name
10572 starting with star in struct opt_pass.
10573 * passes.c (register_dump_files_1): Don't do dump for a pass with
10574 name starting with star.
10575 * doc/passes.texi (Pass manager): Mention pass names and special
10576 meaning of star prefix to avoid dump.
10578 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10580 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10582 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10583 (ISA_MIPS64R2): New macro.
10584 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10585 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10586 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10587 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10588 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10589 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10590 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10591 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10592 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10593 Move up to keep list alphabetically sorted.
10594 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10595 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10597 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10598 (-march=@var{arch}): Add mips64r2.
10600 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10602 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10604 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10606 * expr.c (expand_assignment): Check for complete type.
10608 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10611 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10613 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10614 for stack alignment.
10616 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10618 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10620 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10621 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10623 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10625 PR rtl-optimization/36419
10626 * dwarf2out.c (barrier_args_size): New variable.
10627 (compute_barrier_args_size, compute_barrier_args_size_1): New
10629 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10630 if not called yet in the current function, use barrier_args_size
10631 array to find the new args_size value.
10632 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10634 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10637 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10640 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10643 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10644 (dwarf2out_stack_adjust): Use it.
10645 (dwarf2out_frame_debug_expr): Likewise.
10647 2008-07-31 Richard Guenther <rguenther@suse.de>
10649 PR tree-optimization/36978
10650 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10651 the generated condition.
10653 2008-07-31 Richard Guenther <rguenther@suse.de>
10655 * passes.c (init_optimization_passes): Always call
10656 pass_early_warn_uninitialized.
10657 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10658 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10659 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10661 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10664 * builtins.c (maybe_emit_free_warning): New function.
10665 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10666 maybe_emit_free_warning for BUILT_IN_FREE.
10669 * dwarf2out.c (get_context_die): New function.
10670 (force_decl_die, force_type_die): Use it.
10671 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10672 returns NULL, force generation of DW_TAG_typedef and put that into
10675 PR preprocessor/36649
10676 * c-pch.c (c_common_read_pch): Save and restore
10677 line_table->trace_includes across PCH restore.
10679 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10682 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10684 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10687 * final.c (call_from_call_insn): Handle COND_EXEC.
10689 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10691 * builtins.c (std_gimplify_va_arg_expr): Replace
10692 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10693 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10695 2008-07-30 Joey Ye <joey.ye@intel.com>
10696 H.J. Lu <hongjiu.lu@intel.com>
10698 * builtins.c (expand_builtin_setjmp_receiver): Replace
10699 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10700 (expand_builtin_apply_args_1): Likewise.
10701 (expand_builtin_longjmp): Need DRAP for stack alignment.
10702 (expand_builtin_apply): Likewise.
10704 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10705 instead of assign_stack_local to allow alignment reduction.
10707 * calls.c (emit_call_1): Need DRAP for stack alignment if
10709 (expand_call): Replace virtual_incoming_args_rtx with
10710 crtl->args.internal_arg_pointer.
10711 * stmt.c (expand_nl_goto_receiver): Likewise.
10713 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10714 alignment and store to stack_alignment_estimated and
10715 max_used_stack_slot_alignment.
10716 (expand_one_var): Likewise.
10717 (expand_stack_alignment): New function.
10718 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10719 and stack_alignment_estimated fields in rtl_data. Call
10720 expand_stack_alignment at end.
10722 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10723 (MAX_STACK_ALIGNMENT): Likewise.
10724 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10725 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10727 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10728 stack alignment when generating virtual registers.
10730 * function.c (assign_stack_local): Renamed to ...
10731 (assign_stack_local_1): This. Add a parameter to indicate
10732 if it is OK to reduce alignment.
10733 (assign_stack_local): Use it.
10734 (instantiate_new_reg): Instantiate virtual incoming args rtx
10735 to vDRAP if stack realignment and DRAP is needed.
10736 (assign_parms): Collect parameter/return type alignment and
10737 contribute to stack_alignment_estimated.
10738 (locate_and_pad_parm): Likewise.
10739 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10740 with crtl->args.internal_arg_pointer.
10742 * function.h (rtl_data): Add new field drap_reg,
10743 max_used_stack_slot_alignment, stack_alignment_estimated,
10744 stack_realign_needed, need_drap, stack_realign_processed and
10745 stack_realign_finalized.
10746 (stack_realign_fp): New macro.
10747 (stack_realign_drap): Likewise.
10749 * global.c (compute_regsets): Frame pointer is needed when
10750 stack is realigned. Can eliminate frame pointer when stack is
10751 realigned and dynamic realigned argument pointer isn't used.
10753 * reload1.c (update_eliminables): Frame pointer is needed
10754 when stack is realigned.
10755 (init_elim_table): Can eliminate frame pointer when stack is
10756 realigned and dynamic realigned argument pointer isn't used.
10758 * rtl.h (assign_stack_local_1): Declare new funtion.
10760 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10761 (TARGET_GET_DRAP_RTX): Likewise.
10762 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10763 TARGET_GET_DRAP_RTX.
10765 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10767 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10768 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10770 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10771 H.J. Lu <hongjiu.lu@intel.com>
10773 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10774 vdrap_reg, stack_realign and drap_reg_saved.
10775 (add_cfi): Don't allow redefining CFA when DRAP is used.
10776 (reg_save): Handle stack alignment.
10777 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10778 alignment. Don't generate DWARF information for (set fp sp)
10780 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10782 (int_loc_descriptor): Move prototype forward. Also define if
10783 DWARF2_UNWIND_INFO is true.
10784 (output_cfa_loc): Handle DW_CFA_expression.
10785 (build_cfa_aligned_loc): New.
10786 (based_loc_descr): Update assert for stack realign. For local
10787 variables, use sp+offset when stack is aligned without drap and
10788 fp+offset when stack is aligned with drap. For arguments, use
10789 cfa+offset when drap is used to align stack.
10791 2008-07-30 Joey Ye <joey.ye@intel.com>
10792 H.J. Lu <hongjiu.lu@intel.com>
10794 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10796 (ix86_gen_andsp): New.
10797 (ix86_user_incoming_stack_boundary): Likewise.
10798 (ix86_default_incoming_stack_boundary): Likewise.
10799 (ix86_incoming_stack_boundary): Likewise.
10800 (ix86_can_eliminate): Likewise.
10801 (find_drap_reg): Likewise.
10802 (ix86_update_stack_boundary): Likewise.
10803 (ix86_get_drap_rtx): Likewise.
10804 (ix86_finalize_stack_realign_flags): Likewise.
10805 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10806 (TARGET_GET_DRAP_RTX): Likewise.
10807 (override_options): Overide option value for new options.
10808 (ix86_function_ok_for_sibcall): Remove check for
10809 force_align_arg_pointer.
10810 (ix86_handle_cconv_attribute): Likewise.
10811 (ix86_function_regparm): Likewise.
10812 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10813 (ix86_va_start): Replace virtual_incoming_args_rtx with
10814 crtl->args.internal_arg_pointer.
10815 (ix86_select_alt_pic_regnum): Check DRAP register.
10816 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10817 (ix86_compute_frame_layout): Compute frame layout wrt stack
10819 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10820 (ix86_expand_prologue): Decide if stack realignment is needed
10821 and generate prologue code accordingly.
10822 (ix86_expand_epilogue): Generate epilogue code wrt stack
10823 realignment is really needed or not.
10825 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10826 (ABI_STACK_BOUNDARY): Likewise.
10827 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10828 (STACK_REALIGN_DEFAULT): Likewise.
10829 (INCOMING_STACK_BOUNDARY): Likewise.
10830 (MAX_STACK_ALIGNMENT): Likewise.
10831 (ix86_incoming_stack_boundary): Likewise.
10832 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10833 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10834 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10835 (machine_function): Remove force_align_arg_pointer.
10837 * config/i386/i386.md (BX_REG): New.
10838 (R13_REG): Likewise.
10840 * config/i386/i386.opt (mforce_drap): New.
10841 (mincoming-stack-boundary): Likewise.
10842 (mstackrealign): Add Init(-1).
10844 * config/i386/i386-protos.h (ix86_can_eliminate): New
10846 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10848 * doc/extend.texi: Update force_align_arg_pointer.
10850 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10853 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10854 (INCOMING_STACK_BOUNDARY): Likewise.
10855 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10856 (TARGET_GET_DRAP_RTX): Likewise.
10858 2008-07-30 Andreas Schwab <schwab@suse.de>
10860 PR rtl-optimization/36929
10861 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10862 add_insn_before and fix argument order.
10863 (replace_inc_dec_mem): Handle NULL rtx.
10865 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10867 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10869 (arm_compute_initial_elimination_offset): Use it.
10870 (arm_compute_save_reg_mask): Include static chain save slot when
10871 calculating alignment.
10872 (arm_get_frame_offsets): Ditto.
10873 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10874 that we can use to decrement the stack when the stack decrement
10875 could be too big for an immediate value in a single insn.
10876 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10878 2008-07-30 Richard Guenther <rguenther@suse.de>
10880 PR tree-optimization/36967
10881 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10882 Release defs of statements we remove.
10884 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10886 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10887 instead of NULL_RTVEC.
10889 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10893 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10896 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10898 * final.c (call_from_call_insn): New.
10899 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10901 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10903 * configure.ac: Substitute ADA_CFLAGS.
10904 * configure: Regenerate.
10905 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10906 * Makefile.in: Remove mention of X_* variables.
10907 * config/pa/x-ada-hpux10: Remove.
10908 * config/pa/x-ada: Remove.
10910 * doc/fragments.texi: Update.
10912 2008-07-30 Olivier Hainque <hainque@adacore.com>
10914 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10915 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10916 __dso_handle explicitly here.
10918 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10921 * c-typeck.c (build_binary_op): Encapsulate code into...
10922 * c-common.c (shorten_binary_op): ...this new function.
10923 (conversion_warning): Use the new function. Handle non-negative
10924 constant in bitwise-and.
10925 * c-common.h (shorten_binary_op): Declare.
10927 2008-07-30 Olivier Hainque <hainque@adacore.com>
10929 * scan.c (make_sstring_space): Add explicit conversions of
10930 allocator's return value.
10931 * fix-header.c (recognized_function): Likewise.
10933 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10935 * doc/cpp.texi: Update to GFDL 1.2.
10936 * doc/gcc.texi: Do not list GPL as Invariant Section.
10937 * doc/gccint.texi: Likewise. Update copyright years.
10938 * doc/install.texi: Update copyright years.
10940 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10943 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10944 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10946 2008-07-29 Jan Hubicka <jh@suse.cz>
10948 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10949 (grokdeclarator): Likewise.
10950 * langhooks.c (lhd_warn_unused_global_decl): Use
10951 DECL_DECLARED_INLINE_P.
10952 * print-tree.c (print_node): Remove DECL_INLINE check.
10954 2008-07-29 Richard Guenther <rguenther@suse.de>
10956 PR tree-optimization/36945
10957 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10958 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10959 Record invariant addresses un-decomposed.
10960 (copy_reference_ops_from_call): Record reference call
10961 arguments properly. Simplify.
10962 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10963 helper split out from ...
10964 (create_component_ref_by_pieces): ... here. Simplify.
10965 Prepare for recursive invocation for call arguments.
10966 (create_expression_by_pieces): Adjust call to
10967 create_component_ref_by_pieces.
10968 (compute_avail): Process operand 2 of reference ops.
10970 2008-07-29 Richard Guenther <rguenther@suse.de>
10972 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10974 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10976 * c-format.c (check_format_types): Revert unwanted checkin.
10978 2008-07-29 Jan Hubicka <jh@suse.cz>
10980 * flags.h (flag_really_no_inline): Remove.
10981 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10982 * toplev.c (flag_really_no_inline): Remove.
10983 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10984 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10985 (cgraph_decide_inlining_incrementally): Likewise.
10986 (compute_inline_parameters): Likewise.
10987 * opts.c (decode_options): Simplify.
10988 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10989 * common.opt (finline): Initialize to 1.
10990 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10992 2008-07-29 Jan Hubicka <jh@suse.cz>
10994 * predict.c (always_optimize_for_size_p): New function.
10995 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10996 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10997 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10999 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11000 * function.c (prepare_function_start): Set default profile.
11001 * function.h (rtl_data): Add maybe_hot_insn_p.
11002 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11003 (construct_exit_block): Likewise.
11004 (tree_expand_cfg): Likewise.
11006 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11007 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11008 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11009 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11012 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11015 * c-decl.c (merge_decls): Merge USED flags.
11017 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11019 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11020 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11021 next_stack, lab_false and lab_over trees.
11023 2008-07-28 Richard Guenther <rguenther@suse.de>
11025 PR tree-optimization/36957
11026 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11027 (useless_type_conversion_p): Remove.
11028 (types_compatible_p): Remove.
11029 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11030 (useless_type_conversion_p): Declare.
11031 (types_compatible_p): Declare.
11032 (gimple_expr_type): Return the base type only if it is
11033 trivially convertible to the subtype.
11035 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11037 * configure.ac: Use the m4_do macro to concatenate the warnings into
11038 one string in ACX_PROG_CC_WARNING_OPTS,
11039 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11040 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11041 * configure: Regenerate.
11043 2008-07-28 Richard Guenther <rguenther@suse.de>
11045 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11046 (insert_fake_stores): Remove.
11047 (realify_fake_stores): Likewise.
11048 (execute_pre): Remove dead code.
11049 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11050 (find_func_aliases): Deal with it here instead.
11051 Re-enable gcc_unreachable call.
11053 2008-07-28 Richard Guenther <rguenther@suse.de>
11055 Merge from gimple-tuples-branch.
11057 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11058 * gimple.def: New file.
11059 * gsstruct.def: Likewise.
11060 * gimple-iterator.c: Likewise.
11061 * gimple-pretty-print.c: Likewise.
11062 * tree-gimple.c: Removed. Merged into ...
11063 * gimple.c: ... here. New file.
11064 * tree-gimple.h: Removed. Merged into ...
11065 * gimple.h: ... here. New file.
11067 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11068 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11069 --enable-checking=gimple flag.
11070 * config.in: Likewise.
11071 * configure: Regenerated.
11073 * tree-ssa-operands.h: Tuplified.
11074 * tree-vrp.c: Likewise.
11075 * tree-loop-linear.c: Likewise.
11076 * tree-into-ssa.c: Likewise.
11077 * tree-ssa-loop-im.c: Likewise.
11078 * tree-dump.c: Likewise.
11079 * tree-complex.c: Likewise.
11080 * cgraphbuild.c: Likewise.
11081 * tree-ssa-threadupdate.c: Likewise.
11082 * tree-ssa-loop-niter.c: Likewise.
11083 * tree-pretty-print.c: Likewise.
11084 * tracer.c: Likewise.
11085 * gengtype.c: Likewise.
11086 * tree-loop-distribution.c: Likewise.
11087 * tree-ssa-loop-unswitch.c: Likewise.
11088 * cgraph.c: Likewise.
11089 * cgraph.h: Likewise.
11090 * tree-ssa-loop-manip.c: Likewise.
11091 * value-prof.c: Likewise.
11092 * tree-ssa-loop-ch.c: Likewise.
11093 * tree-tailcall.c: Likewise.
11094 * value-prof.h: Likewise.
11095 * tree.c: Likewise.
11096 * tree.h: Likewise.
11097 * tree-pass.h: Likewise.
11098 * ipa-cp.c: Likewise.
11099 * tree-scalar-evolution.c: Likewise.
11100 * tree-scalar-evolution.h: Likewise.
11101 * target.h: Likewise.
11102 * lambda-mat.c: Likewise.
11103 * tree-phinodes.c: Likewise.
11104 * diagnostic.h: Likewise.
11105 * builtins.c: Likewise.
11106 * tree-ssa-alias-warnings.c: Likewise.
11107 * cfghooks.c: Likewise.
11108 * fold-const.c: Likewise.
11109 * cfghooks.h: Likewise.
11110 * omp-low.c: Likewise.
11111 * tree-ssa-dse.c: Likewise.
11112 * ipa-reference.c: Likewise.
11113 * tree-ssa-uncprop.c: Likewise.
11114 * toplev.c: Likewise.
11115 * tree-gimple.c: Likewise.
11116 * tree-gimple.h: Likewise.
11117 * tree-chrec.c: Likewise.
11118 * tree-chrec.h: Likewise.
11119 * tree-ssa-sccvn.c: Likewise.
11120 * tree-ssa-sccvn.h: Likewise.
11121 * cgraphunit.c: Likewise.
11122 * tree-ssa-copyrename.c: Likewise.
11123 * tree-ssa-ccp.c: Likewise.
11124 * tree-ssa-loop-ivopts.c: Likewise.
11125 * tree-nomudflap.c: Likewise.
11126 * tree-call-cdce.c: Likewise.
11127 * ipa-pure-const.c: Likewise.
11128 * c-format.c: Likewise.
11129 * tree-stdarg.c: Likewise.
11130 * tree-ssa-math-opts.c: Likewise.
11131 * tree-ssa-dom.c: Likewise.
11132 * tree-nrv.c: Likewise.
11133 * tree-ssa-propagate.c: Likewise.
11134 * ipa-utils.c: Likewise.
11135 * tree-ssa-propagate.h: Likewise.
11136 * tree-ssa-alias.c: Likewise.
11137 * gimple-low.c: Likewise.
11138 * tree-ssa-sink.c: Likewise.
11139 * ipa-inline.c: Likewise.
11140 * c-semantics.c: Likewise.
11141 * dwarf2out.c: Likewise.
11142 * expr.c: Likewise.
11143 * tree-ssa-loop-ivcanon.c: Likewise.
11144 * predict.c: Likewise.
11145 * tree-ssa-loop.c: Likewise.
11146 * tree-parloops.c: Likewise.
11147 * tree-ssa-address.c: Likewise.
11148 * tree-ssa-ifcombine.c: Likewise.
11149 * matrix-reorg.c: Likewise.
11150 * c-decl.c: Likewise.
11151 * tree-eh.c: Likewise.
11152 * c-pretty-print.c: Likewise.
11153 * lambda-trans.c: Likewise.
11154 * function.c: Likewise.
11155 * langhooks.c: Likewise.
11156 * ebitmap.h: Likewise.
11157 * tree-vectorizer.c: Likewise.
11158 * function.h: Likewise.
11159 * langhooks.h: Likewise.
11160 * tree-vectorizer.h: Likewise.
11161 * ipa-type-escape.c: Likewise.
11162 * ipa-type-escape.h: Likewise.
11163 * domwalk.c: Likewise.
11164 * tree-if-conv.c: Likewise.
11165 * profile.c: Likewise.
11166 * domwalk.h: Likewise.
11167 * tree-data-ref.c: Likewise.
11168 * tree-data-ref.h: Likewise.
11169 * tree-flow-inline.h: Likewise.
11170 * tree-affine.c: Likewise.
11171 * tree-vect-analyze.c: Likewise.
11172 * c-typeck.c: Likewise.
11173 * gimplify.c: Likewise.
11174 * coretypes.h: Likewise.
11175 * tree-ssa-phiopt.c: Likewise.
11176 * calls.c: Likewise.
11177 * tree-ssa-coalesce.c: Likewise.
11178 * tree.def: Likewise.
11179 * tree-dfa.c: Likewise.
11180 * except.c: Likewise.
11181 * except.h: Likewise.
11182 * cfgexpand.c: Likewise.
11183 * tree-cfgcleanup.c: Likewise.
11184 * tree-ssa-pre.c: Likewise.
11185 * tree-ssa-live.c: Likewise.
11186 * tree-sra.c: Likewise.
11187 * tree-ssa-live.h: Likewise.
11188 * tree-predcom.c: Likewise.
11189 * lambda.h: Likewise.
11190 * tree-mudflap.c: Likewise.
11191 * ipa-prop.c: Likewise.
11192 * print-tree.c: Likewise.
11193 * tree-ssa-copy.c: Likewise.
11194 * ipa-prop.h: Likewise.
11195 * tree-ssa-forwprop.c: Likewise.
11196 * ggc-page.c: Likewise.
11197 * c-omp.c: Likewise.
11198 * tree-ssa-dce.c: Likewise.
11199 * tree-vect-patterns.c: Likewise.
11200 * tree-ssa-ter.c: Likewise.
11201 * tree-nested.c: Likewise.
11202 * tree-ssa.c: Likewise.
11203 * lambda-code.c: Likewise.
11204 * tree-ssa-loop-prefetch.c: Likewise.
11205 * tree-inline.c: Likewise.
11206 * tree-inline.h: Likewise.
11207 * tree-iterator.c: Likewise.
11208 * tree-optimize.c: Likewise.
11209 * tree-ssa-phiprop.c: Likewise.
11210 * tree-vect-transform.c: Likewise.
11211 * tree-object-size.c: Likewise.
11212 * tree-outof-ssa.c: Likewise.
11213 * cfgloop.c: Likewise.
11214 * system.h: Likewise.
11215 * tree-profile.c: Likewise.
11216 * cfgloop.h: Likewise.
11217 * c-gimplify.c: Likewise.
11218 * c-common.c: Likewise.
11219 * tree-vect-generic.c: Likewise.
11220 * tree-flow.h: Likewise.
11221 * c-common.h: Likewise.
11222 * basic-block.h: Likewise.
11223 * tree-ssa-structalias.c: Likewise.
11224 * tree-switch-conversion.c: Likewise.
11225 * tree-ssa-structalias.h: Likewise.
11226 * tree-cfg.c: Likewise.
11227 * passes.c: Likewise.
11228 * ipa-struct-reorg.c: Likewise.
11229 * ipa-struct-reorg.h: Likewise.
11230 * tree-ssa-reassoc.c: Likewise.
11231 * cfgrtl.c: Likewise.
11232 * varpool.c: Likewise.
11233 * stmt.c: Likewise.
11234 * tree-ssanames.c: Likewise.
11235 * tree-ssa-threadedge.c: Likewise.
11236 * langhooks-def.h: Likewise.
11237 * tree-ssa-operands.c: Likewise.
11238 * config/alpha/alpha.c: Likewise.
11239 * config/frv/frv.c: Likewise.
11240 * config/s390/s390.c: Likewise.
11241 * config/m32c/m32c.c: Likewise.
11242 * config/m32c/m32c-protos.h: Likewise.
11243 * config/spu/spu.c: Likewise.
11244 * config/sparc/sparc.c: Likewise.
11245 * config/i386/i386.c: Likewise.
11246 * config/sh/sh.c: Likewise.
11247 * config/xtensa/xtensa.c: Likewise.
11248 * config/stormy16/stormy16.c: Likewise.
11249 * config/ia64/ia64.c: Likewise.
11250 * config/rs6000/rs6000.c: Likewise.
11251 * config/pa/pa.c: Likewise.
11252 * config/mips/mips.c: Likewise.
11254 2008-07-28 Simon Baldwin <simonb@google.com>
11256 * c-pragma.c (handle_pragma_message): New function.
11257 (init_pragma): Register handle_pragma_message.
11258 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11261 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11263 PR tree-optimization/35252
11264 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11265 REALPART_EXPR to be considered as same load operation.
11267 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11269 PR tree-optimization/36830
11270 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11271 (expressions_equal_p): Return false if only one operand is null.
11273 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11275 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11276 version requirements.
11278 2008-07-26 Olivier Hainque <hainque@adacore.com>
11280 * collect2.c (symkind): New enum. Symbol kinds we care about.
11281 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11282 code and head comment accordingly.
11283 (scan_prog_file): Use symkind names instead of bare integers.
11285 2008-07-25 Jan Hubicka <jh@suse.cz>
11287 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11289 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11290 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11291 * dojump.c (clear_pending_stack_adjust): Likewise.
11292 * print-tree.c (print_node): Ignore DECL_INLINE.
11293 * tree-inline.c (inlinable_function_p): Likewise.
11295 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11297 * doc/extend.texi (hot attribute): Document that the hot attribute
11298 turns on -O3 for some ports.
11299 (cold attribute): Document that the cold attribute turns on -Os
11302 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11303 reflect function specific option support.
11305 * target.h (struct target_option_hooks): Add fields to say whether
11306 the cold attribute implies -Os and the hot attribute implies -O3.
11308 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11309 By default, do not turn on -Os for cold functions.
11310 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11311 not turn on -O3 for hot functions.
11313 * c-common.c (handle_hot_attribute): Use target hook to determine
11314 if hot functions should enable -O3.
11315 (handle_cold_attribute): Use target hook to determine if cold
11316 functions should enable -Os.
11318 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11319 (override_options): Move disable scheduling to
11320 optimization_options.
11321 (optimization_options): Disable scheduling here, not
11323 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11324 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11326 * config/ia64/ia64.c (ia64_override_options): Move setting
11327 scheduling flags to ia64_optimization_options.
11328 (ia64_optimization_options): Disable scheduling options here, and
11329 not in ia64_override_options.
11330 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11331 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11333 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11336 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11338 2008-07-25 Martin Jambor <mjambor@suse.cz>
11340 PR tree-optimization/36926
11341 * ipa-prop.c (ipa_analyze_call_uses): Call
11342 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11344 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11346 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11347 movv2si_internal): Add mem = reg alternative.
11349 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11352 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11353 DEFAULT_PCC_STRUCT_RETURN to 127.
11355 2008-07-24 Jan Hubicka <jh@suse.cz>
11357 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11358 (build_cgraph_edges): Likewise.
11359 * cgraph.c (cgraph_node): Do not update assembler hash.
11360 (cgraph_remove_node): Drop non-unit-at-a-time code.
11361 * tree-pass.h (pass_O0_always_inline): Remove.
11362 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11363 * toplev.c (process_options): Flag unit-at-a-time does not imply
11364 no section anchors.
11365 * cgraphunit.c: Update comments.
11366 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11367 (cgraph_assemble_pending_functions): Remove.
11368 (cgraph_reset_node): Drop non-unit-at-a-time code.
11369 (cgraph_finalize_function): Likewise.
11370 (cgraph_analyze_function): Likewise.
11371 (cgraph_finalize_compilation_unit): Likewise.
11372 (cgraph_expand_function): Likewise.
11373 (cgraph_optimize): Likesise.
11374 (save_inline_function_body): Likewise.
11375 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11376 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11377 * ipa-inline.c: Update comments.
11378 (enum inlining_mode): remove INLINE_SPEED.
11379 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11380 (cgraph_mark_inline_edge): Likewise.
11381 (try_inline): Likewise.
11382 (cgraph_decide_inlining_incrementally): Likewise.
11383 (cgraph_gate_inlining): Remove.
11384 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11385 (cgraph_gate_early_inlining): Likewise.
11386 (gate_inline_passes): Remove.
11387 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11388 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11389 pass_O0_always_inline): Remove.
11390 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11391 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11392 * opts.c (no_unit_at_a_time_default): Remove.
11393 (decode_options): Remove flag_unit_at_a_time reset and warning.
11394 * opts.h (no_unit_at_a_time_default): Remove.
11395 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11396 early in GNU dialect.
11397 (merge_decls): Update comment; drop unit-at-a-time check.
11398 (finish_decl): Likewise.
11399 (grok_declaration): Remove flag_inline_trees code.
11400 (finish_functions): Return on function returning non-void on all
11402 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11403 * cfgexpand.c (expand_one_static_var): Remove.
11404 (expand_one_var): Remove expand_one_static_var call.
11405 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11406 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11407 and flag_unit_at_a-time compatibility checks.
11408 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11409 * tree-inline.c (flag_inline_trees): Remove.
11410 (inlinable_function_p): Don't check it.
11411 (expand_call_inline): Remove non-unit-at-a-time code.
11412 * tree-inline.h (flag_inline_trees): Remove.
11413 * tree-optimize.c (execute_early_local_optimizations): Remove
11414 unit-at-a-time checks.
11415 (tree_rest_of_compilation): Likewise.
11416 * combine.c (setup_incoming_promotions): Likewise.
11417 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11418 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11419 * passes.c (pass_inline_parameters): Update comments; remove
11420 O0_alwaysinline pass.
11421 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11422 (execute_one_pass): Likewise.
11423 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11424 (ix86_function_sseregparm): Likewise.
11425 * arm.c (arm_function_in_section_p): Likewise.
11426 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11427 * varpool.c: Update comments.
11428 (decide_is_variable_needed): Remove unit-at-a-time checks.
11429 (varpool_finalize_decl): Likewise.
11431 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11433 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11434 to 2 instead of -1.
11435 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11437 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11439 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11440 imp symbol extension.
11442 2008-07-23 Ian Lance Taylor <iant@google.com>
11444 * tree-vrp.c (infer_value_range): Ignore asm statements when
11445 looking for memory accesses for -fdelete-null-pointer-checks.
11447 2008-07-24 Ben Elliston <bje@au.ibm.com>
11449 * config/spu/spu-c.c (__vector_keyword): New variable.
11450 (vector_keyword): Likewise.
11451 (spu_categorize_keyword): New function.
11452 (spu_macro_to_expand): Likewise.
11453 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11454 compiling an ISO C dialect.
11456 2008-07-24 Ben Elliston <bje@au.ibm.com>
11458 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11459 conventional usage.
11461 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11463 * configure: Regenerate.
11464 * configure.ac: Require texinfo 4.7.
11465 * doc/install.texi: Document texinfo 4.7 requirement.
11467 2008-07-23 Martin Jambor <mjambor@suse.cz>
11469 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11470 rather than for DECL_SAVED_TREE.
11471 * ipa-prop.c: Include diagnostic.h.
11472 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11474 (ipa_detect_param_modifications): Function rewritten from scratch.
11475 (ipa_compute_jump_functions): Changed accesses to modification flags.
11476 (ipa_free_node_params_substructures): Update flags destruction.
11477 (ipa_node_duplication_hook): Update flags duplication.
11478 (ipa_print_all_params_modified): Updated flag access.
11479 * ipa-prop.h (struct ipa_param_flags): New structure.
11480 (struct ipa_node_params): New field modification_analysis_done,
11481 modified_flags changed into param_flags.
11482 (ipa_is_ith_param_modified): Changed to use new flags.
11483 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11485 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11486 ipa-cp.c and split into two functions.
11487 (ipa_print_node_jump_functions): New function.
11488 (compute_scalar_jump_functions): New function.
11489 (type_like_member_ptr_p): New function.
11490 (compute_pass_through_member_ptrs): New function.
11491 (fill_member_ptr_cst_jump_function): New function.
11492 (determine_cst_member_ptr): New function.
11493 (compute_cst_member_ptr_arguments): New function.
11494 (ipa_compute_jump_functions): Complete rewrite.
11495 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11496 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11497 (struct ipa_member_ptr_cst): New structure.
11498 (union jump_func_value): New field member_cst.
11499 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11500 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11501 jump function types.
11502 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11503 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11504 instead of ipcp_print_all_jump_functions.
11505 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11506 only for replacable scalars.
11508 * doc/invoke.texi (Optimize options): Add description of
11509 -findirect-inlining.
11510 * common.opt (flag_indirect_inlining): New flag.
11511 * opts.c (decode_options): Set flag_indirect_inlining when
11514 * ipa-inline.c: Include ipa-prop.h.
11515 (inline_indirect_intraprocedural_analysis): New function.
11516 (inline_generate_summary): Allocate parameter and argument info
11517 structures, call inline_indirect_intraprocedural_analysis on each
11518 node when doing indirect inlining and deallocate indirect inlining
11519 data structures in the end.
11520 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11521 (free_all_ipa_structures_after_iinln): New function.
11522 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11524 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11526 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11527 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11528 of computing the frequency separately.
11529 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11530 of computing the frequency separately.
11531 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11532 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11533 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11534 (ipa_get_stmt_member_ptr_load_param): New function.
11535 (ipa_is_ssa_with_stmt_def): New function.
11536 (ipa_note_param_call): New function.
11537 (ipa_analyze_call_uses): New function.
11538 (ipa_analyze_stmt_uses): New function.
11539 (ipa_analyze_params_uses): New function.
11540 (ipa_free_node_params_substructures): Also free the param_calls linked
11542 (ipa_node_duplication_hook): Also duplicate the param_calls
11544 (ipa_print_node_param_flags): New function.
11545 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11546 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11547 * ipa-prop.h (struct ipa_param_flags): New field called.
11548 (struct ipa_param_call_note): New structure.
11549 (struct ipa_node_params): New fields param_calls and
11550 uses_analysis_done.
11551 (ipa_is_ith_param_called): New function.
11552 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11553 ipa_analyze_params_uses and dump parameter flags.
11555 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11556 ipa_propagate_indirect_call_infos if performing indirect inlining,
11557 pass a new parameter new_edges to it.
11558 (add_new_edges_to_heap): New fucntion.
11559 (cgraph_decide_inlining_of_small_functions): New vector
11560 new_indirect_edges for newly found indirect edges , call
11561 ipa_propagate_indirect_call_infos after inlining.
11562 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11563 inlining if performing indirect inlining. Call
11564 free_all_ipa_structures_after_iinln when doing so too.
11565 (inline_generate_summary): Do not call
11566 free_all_ipa_structures_after_iinln here.
11567 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11568 (print_edge_addition_message): New function.
11569 (update_call_notes_after_inlining): New function.
11570 (propagate_info_to_inlined_callees): New function.
11571 (ipa_propagate_indirect_call_infos): New function.
11572 * ipa-prop.h: Include cgraph.h
11573 (struct ipa_param_call_note): Fields reordered, new field processed.
11574 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11575 flag indirect_call.
11576 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11577 rediscovered call statements.
11578 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11579 (dump_cgraph_node): Dump also the indirect_call flag.
11580 (cgraph_clone_edge): Copy also the indirect_call flag.
11581 * tree-inline.c (copy_bb): Do not check for fndecls from call
11582 expressions, check for edge availability when moving clones.
11583 (get_indirect_callee_fndecl): New function.
11584 (expand_call_inline): If callee declaration is not apprent from
11585 the statement, try calling get_indirect_callee_fndecl. Do not
11586 issue warnings or call sorry when not inlinings an indirect edge.
11587 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11589 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11590 bit more frandly to matching.
11591 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11592 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11593 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11595 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11598 * opth-gen.awk: Suppress function specific features when building
11600 * optc-gen.awk: Ditto.
11602 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11605 * diagnostic.c (pedwarn): Add opt parameter.
11607 * c-tree.h (pedwarn_init): Add opt parameter.
11608 (pedwarn_c90): Likewise.
11609 (pedwarn_c99): Likewise.
11610 * c-errors.c (pedwarn_c99): Likewise.
11611 (pedwarn_c90): Likewise.
11612 * toplev.h (pedwarn): Update declaration.
11613 (pedwarn0): Declare.
11614 * c-lex.c: All calls to pedwarn changed.
11615 * builtins.c: All calls to pedwarn changed.
11616 * toplev.c: All calls to pedwarn changed.
11617 * c-decl.c: All calls to pedwarn changed.
11618 * c-typeck.c: All calls to pedwarn changed.
11619 * c-common.c: All calls to pedwarn changed.
11620 * c-parser.c: All calls to pedwarn changed.
11622 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11623 Karthik Kumar <karthikkumar@gmail.com>
11625 * attribs.c (file scope): Include c-common.h.
11626 (decl_attributes): Add support for #pragma GCC optimize and
11627 #pragma GCC option.
11629 * targhooks.c (default_can_inline_p): New function that is the
11630 default for the TARGET_CAN_INLINE_P target hook.
11632 * targhooks.h (default_can_inline_p): Add declaration.
11634 * tree.c (cl_optimization_node): New static tree for building
11635 OPTIMIZATION_NODE tree.
11636 (cl_target_option_node): New static tree for building
11637 TARGET_OPTION_NODE tree.
11638 (cl_option_hash_table): New hash table for hashing
11639 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11640 (cl_option_hash_hash): New function to provide the hash value for
11641 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11642 (cl_option_hash_eq): New function to provide an equality test for
11643 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11644 (tree_code_size): Add support for OPTIMIZATION_NODE and
11645 TARGET_OPTION_NODE trees.
11646 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11647 TARGET_OPTION_NODE trees.
11648 (build_optimization_node): Build a tree that has all of the
11649 current optimization options.
11650 (build_target_option_node): Build a tree that has the target
11651 options that might be changed on a per function basis.
11653 * tree.h (file scope): Include options.h.
11654 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11655 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11656 (TREE_OPTIMIZATION): Ditto.
11657 (TREE_TARGET_SPECIFIC): Ditto.
11658 (struct tree_function_decl): Add fields for remembering the
11659 current optimization options and target specific options.
11660 (struct tree_optimization_option): New tree variant that remembers
11661 the optimization options.
11662 (struct tree_target_option): New tree variant that remembers the
11663 target specific flags that might change for compiling a particular
11665 (union tree_node): Include tree_optimization_option and
11666 tree_target_option fields.
11667 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11668 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11669 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11670 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11671 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11672 optimization and target options.
11673 (optimization_default_node): New macro to refer to global_trees
11675 (optimization_current_node): Ditto.
11676 (optimization_cold_node): Ditto.
11677 (optimization_hot_node): Ditto.
11678 (target_option_default_node): Ditto.
11679 (target_option_current_node): Ditto.
11680 (current_option_pragma): Ditto.
11681 (current_optimize_pragma): Ditto.
11683 * target.h (struct gcc_target): Add valid_option_attribute_p,
11684 target_option_save, target_option_restore, target_option_print,
11685 target_option_pragma_parse, and can_inline_p hooks.
11687 * toplev.h (parse_optimize_options): Add declaration.
11688 (fast_math_flags_struct_set_p): Ditto.
11690 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11691 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11694 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11695 tree_can_inline_p hook to see if one function can inline another.
11696 (cgraph_decide_inlining): Ditto.
11697 (cgraph_decide_inlining_incrementally): Ditto.
11699 * opts.c (decode_options): Add support for running multiple times
11700 to allow functions with different target or optimization options
11701 than was specified on the command line.
11702 (fast_math_flags_struct_set_p): New function that is similar to
11703 fast_math_flags_set_p, except it uses the values in the
11704 cl_optimization structure instead of global variables.
11706 * optc-gen.awk: Add support for TargetSave to allow a back end to
11707 declare new fields that need to be saved when using function
11708 specific options. Include flags.h and target.h in the options.c
11709 source. Add support for Save to indicate which options can be set
11710 for individual functions. Generate cl_optimize_save,
11711 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11712 cl_target_option_restore, cl_target_option_print functions to
11713 allow functions to use different optimization or target options.
11715 * opt-functions.awk (var_type_struct): Return the type used for
11716 storing the field in a structure.
11718 * opth-gen.awk: Add support for TargetSave to allow a back end to
11719 declare new fields that need to be saved when using function
11720 specific options. Add support for Save to indicate which options
11721 can be set for individual functions. Only generate one extern for
11722 Mask fields. Generate cl_optimization and cl_target_option
11723 structures to remember optimization and target options.
11725 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11726 collecting new tree nodes.
11727 (TS_TARGET_OPTION): Ditto.
11729 * c-decl.c (merge_decls): Merge function specific target and
11730 optimization options.
11732 * function.c (invoke_set_current_function_hook): If the function
11733 uses different optimization options, change the global variables
11736 * coretypes.h (struct cl_optimization): Add forward reference.
11737 (struct cl_target_option): Ditto.
11739 * c-pragma.c (option_stack): New static vector to remember the
11740 current #pragma GCC option stack.
11741 (handle_pragma_option): New function to support #pragma GCC option
11742 to change target options.
11743 (optimize_stack): New static vector to remember the current
11744 #pragma GCC optimize stack.
11745 (handle_pragma_optimize): New function to support #pragma GCC
11746 optimize to change optimization options.
11747 (init_pragma): Add support for #pragma GCC optimize and #pragma
11750 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11751 optimization options.
11752 (TARGET_OPTION_NODE): New tree code for remembering certain target
11755 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11756 TARGET_OPTION_NODE trees.
11758 * common.opt (-O): Add Optimization flag.
11760 (-fmath-errno): Ditto.
11761 (-falign-functions): Add UInteger flag to make sure flag gets full
11762 int in cl_optimization structure.
11763 (-falign-jumps): Ditto.
11764 (-falign-labels): Ditto.
11765 (-falign-loops): Ditto.
11766 (-fsched-stalled-insns): Ditto.
11767 (-fsched-stalled-insns-dep): Ditto.
11769 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11771 (TARGET_OPTION_SAVE): Ditto.
11772 (TARGET_OPTION_RESTORE): Ditto.
11773 (TARGET_OPTION_PRINT): Ditto.
11774 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11775 (TARGET_CAN_INLINE_P): Ditto.
11776 (TARGET_INITIALIZER): Add new hooks.
11778 * tree-inline.c (tree_can_inline_p): New function to determine
11779 whether one function can inline another. Check if the functions
11780 use compatible optimization options, and also call the backend
11783 * tree-inline.h (tree_can_inline_p): Add declaration.
11785 * c-common.c (c_common_attribute): Add support for option and
11786 optimize attributes.
11787 (handle_option_attribute): Add support for the option attribute to
11788 allow the user to specify different target options for compiling a
11790 (handle_optimize_attribute): Add support for the optimize
11791 attribute to allow the user to specify different optimization
11792 options for compiling a specific function.
11793 (handle_hot_attribute): Turn on -O3 optimization for this one
11794 function if it isn't the default optimization level.
11795 (handle_cold_attribute): Turn on -Os optimization for this one
11796 function if it insn't the default optimization.
11797 (const_char_p): New const char * typedef.
11798 (optimize_args): New static vector to remember the optimization
11800 (parse_optimize_options): New function to set up the optimization
11801 arguments from either the optimize attribute or #pragma GCC optimize.
11803 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11804 (builtin_define_std): Ditto.
11806 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11807 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11808 (x86_64-*-*): Ditto.
11810 * Makefile.in (TREE_H): Add options.h.
11811 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11813 * doc/extend.texi (option attribute): Document new attribute.
11814 (optimize attribute): Ditto.
11815 (hot attribute): Document hot attribute sets -O3.
11816 (cold attribute): Document cold attribute sets -Os.
11817 (#pragma GCC option): Document new pragma.
11818 (#pragma GCC optimize): Ditto.
11820 * doc/options.texi (TargetSave): Document TargetSave syntax.
11821 (UInteger): Document UInteger must be used for certain flags.
11822 (Save): Document Save option to create target specific options
11823 that can be saved/restored on a function specific context.
11825 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11826 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11828 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11829 (TARGET_OPTION_SAVE): Ditto.
11830 (TARGET_OPTION_RESTORE): Ditto.
11831 (TARGET_OPTION_PRINT): Ditto.
11832 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11833 (TARGET_CAN_INLINE_P): Ditto.
11835 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11837 (-mfpmath=both): Ditto.
11839 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11840 Karthik Kumar <karthikkumar@gmail.com>
11842 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11843 (TARGET_POPCNT): Ditto.
11844 (TARGET_SAHF): Ditto.
11845 (TARGET_AES): Ditto.
11846 (TARGET_PCLMUL): Ditto.
11847 (TARGET_CMPXCHG16B): Ditto.
11848 (TARGET_RECIP): Move switch into target_flags.
11849 (TARGET_FUSED_MADD): Ditto.
11850 (ix86_arch_features): Make an unsigned char type.
11851 (ix86_tune_features): Ditto.
11852 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11853 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11854 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11856 * config/i386/i386.opt (arch): New TargetSave field to define
11857 fields that need to be saved for function specific option support.
11860 (branch_cost): Ditto.
11861 (ix86_isa_flags_explicit): Ditto.
11862 (tune_defaulted): Ditto.
11863 (arch_specified): Ditto.
11864 (-m128-long-double): Add Save flag to save option for target
11865 specific option support.
11867 (-maccumulate-outgoing-args): Ditto.
11868 (-malign-double): Ditto.
11869 (-malign-stringops): Ditto.
11870 (-mfancy-math-387): Ditto.
11871 (-mhard-float): Ditto.
11872 (-mieee-fp): Ditto.
11873 (-minline-all-stringops): Ditto.
11874 (-minline-stringops-dynamically): Ditto.
11875 (-mms-bitfields): Ditto.
11876 (-mno-align-stringops): Ditto.
11877 (-mno-fancy-math-387): Ditto.
11878 (-mno-push-args): Ditto.
11879 (-mno-red-zone): Ditto.
11880 (-mpush-args): Ditto.
11881 (-mred-zone): Ditto.
11883 (-msseregparm): Ditto.
11884 (-mstack-arg-probe): Ditto.
11896 (-mno-sse4): Ditto.
11899 (-mrecip): Move flag into target_flags.
11901 (-mno-fused-madd): Ditto.
11902 (-mfused-madd): Ditto.
11903 (-mabm): Move flag into ix86_isa_flags.
11910 * config/i386/i386-c.c: New file for #pragma support.
11911 (ix86_target_macros_internal): New function to #define or #undef
11912 target macros based when the user uses the #pragma GCC option to
11913 change target options.
11914 (ix86_pragma_option_parse): New function to add #pragma GCC option
11916 (ix86_target_macros): Move defining the target macros here from
11917 TARGET_CPU_CPP_BUILTINS in i386.h.
11918 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11919 defined, initialize any subtarget #pragmas.
11921 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11922 REGISTER_TARGET_PRAGMAS.
11924 * config/i386/t-i386: New file for x86 dependencies.
11925 (i386.o): Make dependencies mirror the include files used.
11926 (i386-c.o): New file, add dependencies.
11928 * config/i386/i386-protos.h (override_options): Add bool argument.
11929 (ix86_valid_option_attribute_tree): Add declaration.
11930 (ix86_target_macros): Ditto.
11931 (ix86_register_macros): Ditto.
11933 * config/i386/i386.c (ix86_tune_features): Move initialization of
11934 the target masks to initial_ix86_tune_features to allow functions
11935 to have different target options. Make type unsigned char,
11936 instead of unsigned int.
11937 (initial_ix86_tune_features): New static vector to hold processor
11938 masks for the tune variables.
11939 (ix86_arch_features): Move initialization of the target masks to
11940 initial_ix86_arch_features to allow functions to have different
11941 target options. Make type unsigned char, instead of unsigned int.
11942 (initial_ix86_arch_features): New static vector to hold processor
11943 masks for the arch variables.
11944 (enum ix86_function_specific_strings): New enum to describe the
11945 string options used for attribute((option(...))).
11946 (ix86_target_string): New function to return a string that
11947 describes the target options.
11948 (ix86_debug_options): New function to print the current options in
11950 (ix86_function_specific_save): New function hook to save the
11951 function specific global variables in the cl_target_option structure.
11952 (ix86_function_specific_restore): New function hook to restore the
11953 function specific variables from the cl_target_option structure to
11954 the global variables.
11955 (ix86_function_specific_print): New function hook to print the
11956 target specific options in the cl_target_option structure.
11957 (ix86_valid_option_attribute_p): New function hook to validate
11958 attribute((option(...))) arguments.
11959 (ix86_valid_option_attribute_tree): New function that is common
11960 code between attribute((option(...))) and #pragma GCC option
11961 support that parses the options and returns a tree holding the options.
11962 (ix86_valid_option_attribute_inner_p): New helper function for
11963 ix86_valid_option_attribute_tree.
11964 (ix86_can_inline_p): New function hook to decide if one function
11965 can inline another on a target specific basis.
11966 (ix86_set_current_function); New function hook to switch target
11967 options if the user used attribute((option(...))) or #pragma GCC
11969 (ix86_tune_defaulted): Move to static file scope from
11971 (ix86_arch_specified): Ditto.
11972 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11974 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11975 (OPTION_MASK_ISA_ABM_SET): Ditto.
11976 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11977 (OPTION_MASK_ISA_CX16_SET): Ditto.
11978 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11979 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11980 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11981 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11982 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11983 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11984 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11985 (struct ptt): Move to static file scope from override_options.
11986 (processor_target_table): Ditto.
11987 (cpu_names): Ditto.
11988 (ix86_handle_option): Add support for options that are now isa options.
11989 (override_options): Add support for declaring functions that
11990 support different target options than were specified on the
11991 command line. Move struct ptt, processor_target_table, cpu_names,
11992 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11993 Add bool argument. Fix up error messages so the appropriate error
11994 is given for either command line or attribute.
11995 (ix86_previous_fndecl): New static to remember previous function
11996 declaration to see if we need to change target options.
11997 (ix86_builtins_isa): New array to record the ISA of each builtin
11999 (def_builtin): Always create the builtin function, even if the
12000 current ISA doesn't support it.
12001 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12002 tests for those builtins.
12003 (ix86_init_builtins): Remove TARGET_MMX test for calling
12004 ix86_init_mmx_sse_builtins.
12005 (ix86_expand_builtin): If the current ISA doesn't support a given
12006 builtin, signal an error.
12007 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12008 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12009 (TARGET_OPTION_SAVE): Ditto.
12010 (TARGET_OPTION_RESTORE): Ditto.
12011 (TARGET_OPTION_PRINT): Ditto.
12012 (TARGET_CAN_INLINE_P): Ditto.
12014 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12016 * c-typeck.c (build_external_ref): Don't call assemble_external.
12017 * final.c (output_operand): Call assemble_external.
12019 2008-07-21 DJ Delorie <dj@redhat.com>
12021 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12022 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12024 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12026 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12027 original insn and splitter contents into ...
12028 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12029 flag_unsafe_math_optimizations. Add dummy scratch register.
12030 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12031 !flag_unsafe_math_optimizations. Returns number with next
12032 highest magnitude if this is still less or equal to the true
12033 quotient in magnitude.
12035 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12037 * Makefile.in: Replace toplev.h with TOPLEV_H.
12038 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12039 * c-lex.c (fe_file_change): Don't set in_system_header.
12040 * c-parser.c (c_token): Remove in_system_header.
12041 (c_lex_one_token): Don't set in_system_header.
12042 (c_parser_set_source_position_from_token): Don't set in_system_header.
12043 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12046 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12047 * flags.h (in_system_header): Remove.
12048 * function.c (saved_in_system_header): Remove.
12049 (push_cfun): Don't set in_system_header.
12050 (pop_cfun): Don't set in_system_header.
12051 (push_struct_function): Don't set in_system_header.
12052 * input.h (expanded_location): Add sysp.
12053 (in_system_header_at): New.
12054 (in_system_header): New.
12055 * toplev.c (in_system_header): Remove.
12056 * toplev.h: Include input.h
12058 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12059 * tree-ssa.c (warn_uninit): Call warning_at.
12060 (warn_uninitialized_var): Update calls to warn_uninit.
12061 (warn_uninitialized_phi): Update calls to warn_uninit.
12062 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12063 (expand_location): Initialize xloc.sysp.
12064 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12065 (tree_decl_with_vis): Remove in_system_header_flag.
12067 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12070 * recog.c (asm_operand_ok): Change the order of the extra
12071 memory constraint checks.
12073 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12076 * tree-switch-conversion.c (build_one_array): Call
12077 varpool_mark_needed_node and varpool_finalize_decl
12078 instead of assemble_variable.
12080 2008-07-19 Jan Hubicka <jh@suse.cz>
12082 * cgraph.c (cgraph_add_new_function): Do early local passes.
12083 * tree-nrv.c (gate_pass_return_slot): New gate.
12084 (pass_nrv): Add the gate.
12085 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12087 (coalesce_ssa_name): Coalesce SSA names.
12088 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12089 not optimizing so unused user vars remains visible.
12090 * common.opt (flag_tree_ter): Always enable by default.
12091 * tree-ssa-ter.c: Include flags.h
12092 (is_replaceable_p): Check that locations match; when aliasing
12093 is missing be conservative about loads.
12094 * tree-optimize.c (gate_init_datastructures): Remove.
12095 (pass_init_datastructures): New.
12096 * passes.c: Reorder passes so we always go into SSA.
12098 2008-07-19 Jan Hubicka <jh@suse.cz>
12100 * doc/extend.texi (flatten attribute): Remove note about
12102 * doc/invoke.texi (--combine): Likewise.
12103 (-finline-functions-called-once): Update levels when enabled.
12104 (-funit-at-a-time): Document new behaviour.
12105 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12106 -fno-section-anchors when disabled explicitly.
12107 (inline params): They are not ignored now.
12108 (precompiled headers): Remove unit-at-a-time as being incompatible.
12109 * opts.c (decode_options): Handle unit-at-a-time as alias;
12110 imply -fno-section-anchors when toplevel reorder is disabled
12112 * common.opt (ftoplevel-reorder): Set default value to 2.
12113 (funit-at-a-time): Set default value to 1.
12114 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12117 2008-07-19 Jan Hubicka <jh@suse.cz>
12119 * builtins.c (expand_builtin_int_roundingfn,
12120 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12123 2008-07-19 Richard Guenther <rguenther@suse.de>
12126 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12127 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12128 * tree-ssa-pre.c (get_expr_value_id): For newly created
12129 constant value-ids make sure to add the expression to its
12132 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12134 PR middle-end/36877
12135 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12136 return value of the builtin is ignored.
12138 2008-07-19 Olivier Hainque <hainque@adacore.com>
12140 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12141 bits, a C conformant malloc implementation has to provide.
12142 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12144 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12148 * reload.c (find_reloads_subreg_address): Only reload address if
12149 reloaded == 0, not for reloaded != 1.
12152 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12153 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12154 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12155 m32c_legitimize_reload_address.
12157 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12158 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12159 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12161 2008-07-19 Olivier Hainque <hainque@adacore.com>
12163 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12164 argument, saying whether nested array are to be collapsed
12165 into a single array type DIE with multiple subscripts.
12166 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12167 issues, centralize the nested array types collapsing control and
12168 disable the transformation for Ada.
12170 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12173 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12175 (x86_64_shift_adj_2): New expander.
12176 (x86_64_shift_adj_3): Ditto.
12177 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12178 to split TImode operands.
12179 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12180 (ix86_split_lshr): Ditto.
12182 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12184 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12185 and __CHAR32_TYPE__.
12186 * c-typeck.c (digest_init): Support char16_t and char32_t.
12187 (set_nonincremental_init_from_string): Idem.
12189 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12191 PR middle-end/36859
12192 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12193 PREFERRED_STACK_BOUNDARY.
12194 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12196 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12198 PR middle-end/36858
12199 * function.c (locate_and_pad_parm): Cap boundary earlier.
12201 2008-07-17 Julian Brown <julian@codesourcery.com>
12203 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12204 no-op for targets which don't use DLLs.
12206 2008-07-17 Martin Jambor <mjambor@suse.cz>
12208 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12209 that nodes are relevant by examining the node->analyzed flag.
12210 (ipcp_init_stage): Check which nodes are relevant, assert that the
12211 relevant ones are also required.
12212 (ipcp_propagate_stage): Check on the side arrays are properly
12214 (ipcp_print_all_jump_functions): Make sure not to touch any node
12215 that is not analyzed or an edge that does not have a corresponding
12216 entry in the on-the-side vectors.
12217 (ipcp_function_scale_print): Likewise.
12218 (ipcp_update_callgraph): Check that the node is relevant.
12219 (ipcp_insert_stage): Check that the node is relevant. Check there is
12220 an info for every node and edge.
12221 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12222 (ipa_print_all_tree_maps): Likewise and a new variable info.
12223 (ipa_print_all_params_modified): Likewise.
12224 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12226 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12229 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12231 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12233 PR rtl-optimization/36753
12234 * fwprop.c (use_killed_between): Don't shortcut
12235 single-definition global registers.
12237 2008-07-16 Jan Hubicka <jh@suse.cz>
12239 * cgraph.h (varpool_empty_needed_queue): Declare.
12240 * cgraphunit.c (output_in_order): Mark all variables as needed;
12242 * varpool.c (varpool_assemble_node): Update debug queue.
12243 (varpool_assemble_pending_decls): Don't do it here.
12244 (varpool_empty_needed_queue): New function.
12246 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12248 * recog.c (peephole2_optimize): Fix formatting.
12250 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12252 * c-pch.c (get_ident): Avoid C++ keywords.
12253 * combine-stack-adj.c (single_set_for_csa): Likewise.
12254 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12255 output_asm_insn): Likewise.
12256 * reload.c (push_secondary_reload, find_reusable_reload,
12257 push_reload, combine_reloads, find_reloads,
12258 debug_reload_to_stream): Likewise.
12259 * reload.h (struct reload): Likewise.
12260 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12261 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12262 emit_output_reload_insns): Likewise.
12263 * targhooks.c (default_secondary_reload): Likewise.
12264 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12266 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12268 * recog.c (validate_change_1, validate_change,
12269 validate_unshare_change, validate_replace_rtx_1, struct
12270 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12272 * reload.c (push_secondary_reload, secondary_reload_class,
12273 scratch_reload_class, find_valid_class, find_reusable_reload,
12274 push_reload, find_dummy_reload, find_reloads_address_1,
12275 find_reloads_address_part, find_equiv_reg): Likewise.
12276 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12277 choose_reload_regs): Likewise.
12278 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12280 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12281 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12282 * sched-rgn.c (concat_INSN_LIST): Likewise.
12283 * stor-layout.c (mode_for_size, mode_for_size_tree,
12284 smallest_mode_for_size): Likewise.
12286 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12288 * cfg.c (dump_reg_info): Avoid C++ keywords.
12289 * dwarf2asm.c (dw2_force_const_mem,
12290 dw2_asm_output_encoded_addr_rtx): Likewise.
12291 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12292 * expmed.c (expand_shift): Likewise.
12293 * global.c (find_reg): Likewise.
12294 * graph.c (draw_edge): Likewise.
12295 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12296 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12297 widen_clz, widen_bswap, expand_parity, expand_unop,
12298 emit_cmp_and_jump_insn_1): Likewise.
12299 * postreload.c (reload_cse_simplify_operands): Likewise.
12300 * ra.h (add_neighbor): Likewise.
12301 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12302 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12303 record_reg_classes, copy_cost, record_address_regs,
12304 invalid_mode_change_p): Likewise.
12305 * regrename.c (regrename_optimize, scan_rtx_reg,
12306 dump_def_use_chain, find_oldest_value_reg,
12307 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12309 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12311 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12312 MASK_POWERPC64 for power4 in previous commit.
12314 2008-07-16 Olivier Hainque <hainque@adacore.com>
12316 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12317 instead of bare conversion to cast const-ness away.
12319 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12321 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12322 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12323 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12324 (TARGET_FUNCTION_VALUE): Define.
12326 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12328 * config/rs6000/rs6000.c (processor_target_table): Add
12329 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12331 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12334 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12335 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12336 m32c_legitimize_reload_address.
12338 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12340 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12341 DECL_IN_SYSTEM_HEADER in sync.
12343 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12345 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12346 * tree-ssa-pre.c (pre_expr_eq): Ditto
12347 (get_constant_for_value_id): Take a type as an argument.
12348 (fully_constant_expression): Pass in type.
12349 (find_or_generate_expression): Short circuit constant case.
12350 (create_expression_by_pieces): Remove special casing of
12352 (do_regular_insertion): Short circuit constant case.
12353 (do_partial_partial_insertion): Ditto.
12355 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12358 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12360 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12362 * config/xtensa/libgcc-xtensa.ver: New file.
12363 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12365 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12367 * df-problems.c (df_set_note): Avoid C++ keywords.
12368 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12369 * dse.c (record_store, remove_useless_values): Likewise.
12370 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12371 gen_reg_rtx_offset, operand_subword, change_address_1,
12372 change_address, adjust_address_1, offset_address,
12373 widen_memory_access, emit_copy_of_insn_after): Likewise.
12374 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12375 * fwprop.c (should_replace_address, propagate_rtx_1,
12376 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12378 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12379 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12380 * lcm.c (compute_insert_delete, pre_edge_lcm,
12381 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12382 * lower-subreg.c (resolve_reg_notes): Likewise.
12383 * mode-switching.c (optimize_mode_switching): Likewise.
12385 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12387 * bt-load.c (add_btr_def, migrate_btr_def,
12388 branch_target_load_optimize): Avoid C++ keywords.
12389 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12391 * combine.c (subst, simplify_set, make_extraction,
12392 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12393 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12394 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12396 2008-07-15 Richard Guenther <rguenther@suse.de>
12398 PR middle-end/36369
12399 * c-common.c (strict_aliasing_warning): Do not warn for
12400 TYPE_REF_CAN_ALIAS_ALL pointers.
12401 (c_common_get_alias_set): may_alias types are not special.
12402 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12403 attribute and set can_ref_all accordingly.
12404 (build_reference_type_for_mode): Likewise.
12405 * doc/extend.texi (may_alias): Clarify.
12407 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12410 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12411 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12413 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12416 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12417 gcc_assert, instead call output_operand_lossage.
12419 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12421 * builtins.c (std_canonical_va_list): Treat structure based
12424 2008-07-15 Ben Elliston <bje@au.ibm.com>
12426 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12428 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12430 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12433 2008-07-14 Jan Hubicka <jh@suse.cz>
12435 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12436 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12437 fix predicates and constraints.
12438 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12439 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12441 2008-07-14 Doug Kwan <dougkwan@google.com>
12443 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12444 additional option file arm/eabi.opt.
12445 * config/arm/eabi.h (File): New configuration file for EABI targets.
12446 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12447 SUBSUBTARGET_EXTRA_SPECS.
12448 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12449 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12450 from STARTFILE_SPEC so that it can be referenced in an override.
12451 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12452 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12453 can be referenced in an override.
12454 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12455 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12456 so that it can be referenced in an override.
12457 (LINK_SPEC): Use BPABI_LINK_SPEC.
12458 * config/arm/eabi.opt (File): New.
12460 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12462 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12463 (FIXED_VALUE_H): New variable.
12464 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12465 input.h, fixed-value.h.
12466 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12467 (BASIC_BLOCK_H): Use $(BITMAP_H).
12468 (FUNCTION_H): Add varray.h.
12469 (IPA_REFERENCE_H): Use $(BITMAP_H).
12470 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12471 (DF_H): Use $(BITMAP_H).
12472 (GGC_H): Add statistics.h.
12473 (INSN_ADDR_H): New.
12474 (INSN_ATTR_H): Use it.
12475 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12477 (SYMTAB_H): Add $(OBSTACK_H).
12478 (CPP_INTERNAL_H): New.
12479 (TREE_DUMP_H): Add tree-pass.h.
12480 (TREE_FLOW_H): Use $(BITMAP_H)
12481 (PRETTY_PRINT_H): Use $(INPUT_H).
12482 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12485 (many object files): Fix lots of header dependencies throughout.
12487 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12489 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12491 (s-gtyp-input): Use them to write tmp-gi.list.
12492 (echo_to_gi.list): Remove.
12494 2008-07-14 Richard Guenther <rguenther@suse.de>
12496 * tree-ssa-sccvn.c (pre_info): Remove.
12497 (switch_to_PRE_table): Likewise.
12498 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12499 (set_hashtable_value_ids): Do not create value-ids for the
12501 (run_scc_vn): Remove double test. Remove bogus special-case
12502 in value-number printing.
12503 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12504 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12506 * tree-flow-inline.h (get_value_handle): Remove.
12507 * tree-flow.h (get_value_handle): Remove.
12509 2008-07-14 Martin Jambor <mjambor@suse.cz>
12511 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12512 in which we generate arithmetics is not a subrange.
12514 2008-07-14 Martin Jambor <mjambor@suse.cz>
12516 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12518 2008-07-14 Richard Guenther <rguenther@suse.de>
12520 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12522 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12525 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12526 reload for symbol refs moved to r0 with -fPIC.
12527 (legitimize_pic_address): Use the target register as temporary
12529 (emit_symbolic_move): Adjust comment.
12530 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12533 2008-07-14 Ben Elliston <bje@au.ibm.com>
12535 * c-common.h (C_CPP_HASHNODE): New macro.
12536 * coretypes.h (struct cpp_token): Forward declare.
12537 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12538 the context-sensitive keyword method.
12539 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12540 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12541 expand_bool_pixel): New.
12542 (altivec_categorize_keyword): New function.
12543 (init_vector_keywords): New function.
12544 (rs6000_macro_to_expand): Likewise.
12545 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12546 compiling an ISO C dialect.
12548 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12550 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12551 (create_expression_by_pieces): Fix typo.
12552 (do_regular_insertion): Use debug counter here too.
12554 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12557 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12558 CONST_OK_FOR_LETTER_P. All port-local users changed.
12559 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12560 implement Kp matching power-of-two.
12561 (CONSTRAINT_LEN): Define to match.
12562 * config/cris/cris.md: Replace all use of constraint K with Kc.
12563 ("*btst*): Use Kp for operand 0 of last alternative.
12565 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12568 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12571 2008-07-13 Jan Hubicka <jh@suse.cz>
12573 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12576 2008-07-13 Richard Guenther <rguenther@suse.de>
12578 PR middle-end/36811
12579 * langhooks.c (lhd_print_error_function): Deal with recursive
12582 2008-07-12 Jan Hubicka <jh@suse.cz>
12584 * cgraph.c (assembler_name_hash): New static var.
12585 (hash_node_by_assembler_name, eq_assembler_name): New.
12586 (cgraph_node_for_asm): Use hashtable.
12587 (cgraph_remove_node): Maintain hashtable.
12588 (change_decl_assembler_name): Sanity check that names are not changing
12589 after aliasing was processed.
12590 * cgraph.h (varpoon_node): Add next GGC marker.
12591 * tree.c (decl_assembler_name_equal): Constify.
12592 (decl_assembler_name_hash): New.
12593 * tree.h (decl_assembler_name_equal): Constify.
12594 (decl_assembler_name_hash): Update.
12596 2008-07-12 David Daney <ddaney@avtrex.com>
12598 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12599 sb1 and r5000 cpus.
12601 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12603 * doc/md.texi: Document the MIPS "v" constraint.
12604 * config/mips/mips.h (reg_class): Revert last change.
12605 (REG_CLASS_NAMES): Likewise.
12606 (REG_CLASS_CONTENTS): Likewise.
12607 * config/mips/mips.c (mips_regno_to_class): Likewise.
12608 * config/mips/constraints.md (v): Likewise, but add documentation.
12609 Add a comment to say that this constraint should not be used in
12612 2008-07-11 DJ Delorie <dj@redhat.com>
12614 * config/h8300/h8300.md (length): Fix branch offset limit.
12616 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12618 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12619 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12620 (avr_hard_regno_scratch_ok): New function.
12621 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12622 * config/avr/avr.md (all peepholes that request a scratch register):
12623 Remove avr_peep2_scratch_safe use.
12625 2008-07-11 Tom Tromey <tromey@redhat.com>
12626 Ian Lance Taylor <iant@google.com>
12628 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12629 (struct c_common_resword): Define.
12630 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12631 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12632 (c_common_reswords, num_c_common_reswords): Declare.
12633 * c-common.c (c_common_reswords): New global const array.
12634 (num_c_common_reswords): New const int.
12635 * c-parser.c (struct resword, reswords): Don't define.
12636 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12637 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12638 than reswords. If warning about C++ keywords, give them a special
12640 (c_lex_one_token): Warn about C++ keywords. Call
12641 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12642 (c_parser_external_declaration): Look for RID_xxx rather than
12643 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12644 (c_parser_statement_after_labels): Likewise.
12645 (c_parser_objc_class_instance_variables): Likewise.
12646 (c_parser_objc_class_declaration): Likewise.
12647 (c_parser_objc_try_catch_statement): Likewise.
12648 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12649 (declspecs_add_type): Likewise.
12651 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12653 * ggc-page.c (alloc_page):
12654 Substituting xmalloc, xcalloc with
12655 XNEWVEC and XCNEWVAR macros which add the
12658 2008-07-11 Richard Guenther <rguenther@suse.de>
12660 PR tree-optimization/36765
12661 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12662 aliases from HEAP vars to SMTs.
12664 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12666 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12667 * configure.ac (loose_warn): Move -Wc++-compat from here...
12668 (strict_warn): ...to here.
12669 * configure: Regenerate.
12671 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12673 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12674 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12675 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12676 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12677 excluding more specific h8300-*-* and sh-*-* targets.
12679 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12681 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12682 (eliminate): Ditto.
12683 (execute_pre): Call loop_optimizer_finalize in early exit.
12685 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12687 PR middle-end/36790
12688 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12689 uids in the bitmap, not just VAR_DECL uids.
12691 PR rtl-optimization/36419
12692 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12693 (combine_stack_adjustments_for_block): Call it if needed. Delete
12695 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12696 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12697 prologue sp adjustment.
12699 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12702 * opts.c (print_ignored_options): Report postponed diagnostics for
12703 unknown -Wno-* options as warnings, not errors.
12704 (postpone_unknown_option_error): Renamed to...
12705 (postpone_unknown_option_warning): ... this.
12707 2008-07-09 Doug Kwan <dougkwan@google.com>
12710 2008-07-08 Doug Kwan <dougkwan@google.com>
12712 * config/arm/arm.opt (mandroid): New option.
12713 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12714 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12716 (CC1PLUS_SPEC): Same.
12718 (STARTFILE_SPEC): Same.
12719 (ENDFILE_SPEC): Same.
12720 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12723 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12726 * config/mips/mips.h (reg_class): Remove V1_REG.
12727 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12728 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12729 instead of V1_REGS.
12730 (mips_get_tp): New function.
12731 (mips_legitimize_tls_address): Use it.
12732 * config/mips/constraints.md (v): Delete.
12733 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12734 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12735 After reload, split into a move and ...
12736 (*tls_get_tp_<mode>_split): ...this new instruction.
12738 2008-07-09 David Daney <ddaney@avtrex.com>
12740 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12742 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12744 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12745 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12747 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12748 htab_delete should be called. Don't free c.
12749 (lookup_tmp_var): Create temp_htab lazily.
12750 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12751 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12753 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12754 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12755 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12756 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12757 * tree-sra.c (generate_element_init): Likewise.
12758 * tree-mudflap.c (execute_mudflap_function_ops,
12759 execute_mudflap_function_decls): Likewise.
12760 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12761 * tree-gimple.h (struct gimplify_ctx): New type.
12762 (push_gimplify_context): Adjust prototype.
12764 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12766 * tree-ssa-pre.c (phi_translate_1): Update placement of
12767 add_to_value calls.
12769 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12771 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12772 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12773 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12774 * targhooks.c (default_hard_regno_scratch_ok): New function.
12775 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12776 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12777 * recog.c: Include "target.h".
12778 (peep2_find_free_register): Add check for global regs. Add target
12780 * Makefile.in (recog.o): Depend on target.h.
12782 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12784 * config/sh/sh.c (sh_canonical_va_list_type): New.
12785 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12787 2008-07-09 Raksit Ashok <raksit@google.com>
12789 * doc/invoke.texi (Option Summary): Mention new option
12790 -Wdisallowed-function-list=...
12791 (Warning Options): Document -Wdisallowed-function-list=...
12792 * common.opt (Wdisallowed-function-list=): New flag.
12793 * flags.h (warn_disallowed_functions): External definition of new
12794 boolean warning flag.
12795 (warn_if_disallowed_function_p): Declare new function.
12796 * opts.c (warning_disallowed_functions): New static variable.
12797 (warn_disallowed_functions): New boolean warning flag.
12798 (warn_if_disallowed_function_p): New function.
12799 (add_comma_separated_to_vector): Rename
12800 add_instrument_functions_exclude_list to this.
12801 (common_handle_option): Handle new option. Rename calls to
12802 add_instrument_functions_exclude_list into calls to
12803 add_comma_separated_to_vector.
12804 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12805 based on flag warn_disallowed_functions.
12807 2008-07-09 Christian Bruel <christian.bruel@st.com>
12809 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12810 instead of get_attr_length.
12812 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12814 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12816 * genemit.c (gen_insn): Likewise.
12817 * gengtype.c (note_def_vec): Likewise.
12818 * gengtype.h (note_def_vec): Likewise.
12819 * genoutput.c (struct data, output_insn_data, process_template,
12820 gen_expand, gen_split, note_constraint): Likewise.
12821 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12822 make_insn_sequence): Likewise.
12823 * gensupport.c (record_insn_name): Likewise.
12825 2008-07-08 Doug Kwan <dougkwan@google.com>
12827 * config/arm/arm.opt (mandroid): New option.
12828 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12829 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12831 (CC1PLUS_SPEC): Same.
12833 (STARTFILE_SPEC): Same.
12834 (ENDFILE_SPEC): Same.
12835 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12838 2008-07-08 Raksit Ashok <raksit@google.com>
12840 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12841 (set_storage_via_setmem): Fix expected_align parameter.
12842 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12843 missing from the list.
12844 * doc/md.texi (movmem): Explicitly state that expected alignment is
12845 to be expressed in bytes.
12846 (setmem): Explicitly state that expected alignment is to be expressed
12849 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12851 * reload.c (find_reloads_subreg_address): Do not require validity
12852 of address in original mode before reloading address.
12854 2008-07-07 Tianwei Sheng <tianweis@google.com>
12856 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12857 bounds array access.
12859 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12861 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12863 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12865 Fix PR tree-optimization/23455
12866 Fix PR tree-optimization/35286
12867 Fix PR tree-optimization/35287
12868 * Makefile.in (OBJS-common): Remove tree-vn.o.
12869 (tree-vn.o): Remove.
12870 * dbgcnt.def: Add treepre_insert debug counter.
12871 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12872 (debug_value_expressions): Ditto.
12873 (print_value_expressions): Ditto.
12874 * tree-pretty-print.c (dump_generic_node): Updated for
12875 VALUE_HANDLE removal.
12876 * tree-ssa-dom.c (record_equality): Ditto.
12877 (cprop_operand): Ditto.
12878 (lookup_avail_expr): Ditto.
12879 * tree-ssa-threadedge.c
12880 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12881 (simplify_control_stmt_condition): Ditto.
12882 * tree.c (tree_code_size): Ditto.
12883 (tree_node_structure): Ditto.
12884 (iterative_hash_expr): Ditto.
12886 * tree.h (VALUE_HANDLE_ID): Ditto.
12887 (VALUE_HANDLE_EXPR_SET): Ditto.
12888 (struct tree_value_handle): Ditto.
12889 (union tree_node): Ditto.
12890 * treestruct.def: Ditto.
12891 * tree-vn.c: Removed.
12892 * tree-ssa-pre.c: Rewritten entirely.
12893 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12894 (constant_value_ids): Ditto.
12895 (vn_nary_op_t): Moved to header.
12897 (vn_reference_op_t): Ditto
12898 (vn_reference_t): Ditto.
12899 (next_value_id): New variable.
12900 (VN_INFO): Add an assert.
12901 (vn_constant_eq): New function.
12902 (vn_constant_hash): Ditto.
12903 (get_or_alloc_constant_value_id): Ditto.
12904 (value_id_constant_p): Ditto.
12905 (vn_reference_compute_hash): De-staticify.
12906 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12907 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12908 (valueize_refs): Update opcode if it changes from ssa name to constant.
12909 (vn_reference_lookup_1): Add new argument.
12910 (vn_reference_lookup): Ditto.
12911 (vn_reference_lookup_pieces): New function.
12912 (vn_reference_insert): Add return type. Modify to deal with value ids.
12913 (vn_reference_insert_pieces): New function.
12914 (vn_nary_op_compute_hash): De-staticify.
12915 (vn_nary_op_eq): Ditto.
12916 (vn_nary_op_lookup_pieces): New function.
12917 (vn_nary_op_lookup): Add new argument.
12918 (vn_nary_op_insert_pieces): New function.
12919 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12920 (vn_phi_insert): Ditto.
12921 (visit_unary_op): Update for callee changes.
12922 (visit_binary_op): Ditto.
12923 (visit_reference_op_load): Ditto.
12924 (visit_reference_op_store): Ditto.
12925 (init_scc_vn): Init next_value_id, constant_to_value_id and
12926 constant_value_ids.
12927 (free_scc_vn): Free them.
12928 (set_hashtable_value_ids): New function.
12929 (run_scc_vn): Use it.
12930 (get_max_value_id): New function.
12931 (get_next_value_id): Ditto.
12932 (expressions_equal_p): Moved from tree-vn.c
12933 (sort_vuses): Ditto.
12934 (sort_vuses_heap): Ditto.
12935 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12937 * tree.c (iterative_hash_hashval_t): Made non-static
12938 * tree.h (iterative_hash_hashval_t): Declare it.
12940 2008-07-08 Martin Jambor <mjambor@suse.cz>
12942 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12943 instead of ipa_create_node_params.
12944 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12945 ipa_check_create_edge_args, free them with
12946 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12948 * ipa-prop.c: Include flags.h and tree-inline.h.
12949 (ipa_node_params_vector): New variable.
12950 (ipa_edge_args_vector): New variable.
12951 (edge_removal_hook_holder): New variable.
12952 (node_removal_hook_holder): New variable.
12953 (edge_duplication_hook_holder): New variable.
12954 (node_duplication_hook_holder): New variable.
12955 (ipa_detect_param_modifications): Check for presence of modified flags.
12956 (ipa_compute_jump_functions): Check for presence of jump functions.
12957 (ipa_free_edge_args_substructures): New function.
12958 (ipa_create_node_params): Removed.
12959 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12960 (ipa_free_node_params_substructures): New function.
12961 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12963 (ipa_edge_removal_hook): New function.
12964 (ipa_node_removal_hook): New function.
12965 (duplicate_array): New function.
12966 (ipa_edge_duplication_hook): New function.
12967 (ipa_node_duplication_hook): New function.
12968 (ipa_register_cgraph_hooks): New function.
12969 (ipa_unregister_cgraph_hooks): New function.
12970 (free_all_ipa_structures_after_ipa_cp): New function.
12972 * ipa-prop.h: Include vec.h.
12973 (ipa_node_params_t): New typedef with vector types for it.
12974 (ipa_edge_args_t): New typedef with vector types for it.
12975 (IPA_NODE_REF): Changed to access an on-the-side vector.
12976 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12977 (ipa_check_create_node_params): New function.
12978 (ipa_check_create_edge_args): New function.
12980 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12983 2008-07-07 Tom Tromey <tromey@redhat.com>
12985 * configure, config.in: Rebuilt.
12986 * configure.ac: Don't check for scandir or alphasort.
12988 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12990 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12991 types immediately after creating them.
12993 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12995 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12997 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12999 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13000 dump_constraint_graph.
13001 (dump_constraint_edge): New function.
13002 (dump_constraint_graph): New function.
13003 (debug_constraint_graph): New function.
13004 (dump_constraint): Removed useless comparison.
13005 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13006 (dump_constraint_graph): Declare.
13007 (debug_constraint_graph): Declare.
13008 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13010 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13012 * config/i386/i386.c (is_va_list_char_pointer): New.
13013 (ix86_va_start): Replace compare with ms_va_list_type_node
13014 by is_va_list_char_pointer.
13015 (ix86_gimplify_va_arg): Likewise.
13017 2008-07-07 Martin Jambor <mjambor@suse.cz>
13019 * cgraph.c (cgraph_edge_max_uid): New variable.
13020 (struct cgraph_edge_hook_list): New type.
13021 (struct cgraph_node_hook_list): New type.
13022 (struct cgraph_2edge_hook_list): New type.
13023 (struct cgraph_2node_hook_list): New type.
13024 (first_cgraph_edge_removal_hook): New variable.
13025 (first_cgraph_node_removal_hook): New variable.
13026 (first_cgraph_edge_duplicated_hook): New variable.
13027 (first_cgraph_node_duplicated_hook): New variable.
13028 (cgraph_add_edge_removal_hook): New function.
13029 (cgraph_remove_edge_removal_hook): New function.
13030 (cgraph_call_edge_removal_hooks): New function.
13031 (cgraph_add_node_removal_hook): New function.
13032 (cgraph_remove_node_removal_hook): New function.
13033 (cgraph_call_node_removal_hooks): New function.
13034 (cgraph_add_edge_duplication_hook): New function.
13035 (cgraph_remove_edge_duplication_hook): New function.
13036 (cgraph_call_edge_duplication_hooks): New function.
13037 (cgraph_add_node_duplication_hook): New function.
13038 (cgraph_remove_node_duplication_hook): New function.
13039 (cgraph_call_node_duplication_hooks): New function.
13040 (cgraph_create_edge): Assign to edge uid.
13041 (cgraph_remove_edge): Call edge removal hooks.
13042 (cgraph_node_remove_callees): Call edge removal hooks.
13043 (cgraph_node_remove_callers): Call edge removal hooks.
13044 (cgraph_remove_node): Call node removal hooks.
13045 (cgraph_clone_edge): Call edge duplication hooks.
13046 (cgraph_clone_node): Call node duplication hooks.
13048 * cgraph.h (cgraph_edge): New field uid.
13049 (cgraph_edge_hook): New type.
13050 (cgraph_node_hook): New type.
13051 (cgraph_2edge_hook): New type.
13052 (cgraph_2node_hook): New type.
13054 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13056 * config.in: Regenerate.
13058 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13060 * gcc.c (print_sysroot): New.
13061 (option_map, display_help, process_command): Handle the
13062 -print-sysroot option.
13063 (main): Print the sysroot if requested.
13064 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13066 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13069 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13071 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13073 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13074 (assign_parm_setup_block_p): Also check mode of entry_parm.
13076 2008-07-07 Richard Guenther <rguenther@suse.de>
13078 * tree-ssa-structalias.h (set_used_smts): Remove.
13079 * tree-ssa-structalias.c (used_smts): Likewise.
13080 (set_used_smts): Likewise.
13081 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13082 call to set_used_smts.
13084 2008-07-07 Richard Guenther <rguenther@suse.de>
13086 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13087 (new_var_info): Set it to false.
13088 (solution_set_add): Correctly handle pointers outside a var and
13090 (type_safe): Treat variables with is_full_var properly.
13091 (do_sd_constraint): Likewise.
13092 (do_ds_constraint): Likewise.
13093 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13094 (get_constraint_for_ptr_offset): New function.
13095 (get_constraint_for_component_ref): For addresses at least include
13096 the last field of the variable. Handle is_full_vars properly.
13097 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13098 (handle_ptr_arith): Remove.
13099 (find_func_aliases): Simplify assignment handling.
13100 (create_function_info_for): For parameter and result varinfos set
13102 (create_variable_info_for): Set is_full_var flag whenever we
13103 just created a single varinfo for a decl.
13104 (init_alias_vars): Initialize use_field_sensitive from
13105 max-fields-for-field-sensitive parameter.
13107 2008-07-07 Richard Guenther <rguenther@suse.de>
13109 PR tree-optimization/36713
13110 * tree-flow-inline.h (is_call_used): New function.
13111 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13112 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13113 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13115 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13117 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13119 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13121 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13123 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13124 Nathan Sidwell <nathan@codesourcery.com>
13126 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13127 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13129 * config/m68k/t-linux: New.
13130 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13133 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13135 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13136 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13139 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13141 * gcc.c (execute): Fix -Wc++-compat warning.
13143 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13146 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13147 constant for little endian.
13149 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13151 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13152 mips_base_mips16 instead of TARGET_MIPS16.
13153 (mips_base_mips16): Declare.
13154 * config/mips/mips.c (mips_base_mips16): Make global.
13155 (was_mips16_p): Remove GTY marker.
13156 (was_mips16_pch_p): New variable.
13157 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13158 (mips_override_options): Force to non-MIPS16 mode initially.
13159 Do not complain about MIPS16 PIC incompatibilities here.
13160 Only allow -mgpopt if -mexplicit-relocs is in force for
13163 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13165 * configure.ac: Check for caddr_t, define to char * if not defined.
13166 * configure: Regenerate.
13167 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13168 (mmap_gt_pch_use_address): Likewise.
13169 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13171 2008-07-06 Richard Guenther <rguenther@suse.de>
13173 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13174 (new_var_info): Deal with it.
13175 (solution_set_add): Likewise.
13176 (bitpos_of_field): Make signed, fix.
13177 (struct fieldoff): Remove type and decl fields. Make size field
13178 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13180 (fieldoff_compare): Deal with it.
13181 (push_fields_onto_fieldstack): Remove has_union argument, glob
13182 adjacent non-pointer fields together.
13183 (create_function_info_for): Do not set has_union.
13184 (create_variable_info_for): Simplify.
13186 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13188 * config.gcc (extra_headers): Add cross-stdarg.h for target
13189 x86_64-*-* and i?86-*-*.
13190 * config/i386/cross-stdarg.h: New.
13191 * builtins.c (std_fn_abi_va_list): New.
13192 (std_canonical_va_list_type): New.
13193 (stabilize_va_list): Replace va_list_type_node use by
13194 mtarget.canonical_va_list_type.
13195 (gimplify_va_arg_expr): Likewise.
13196 (expand_builtin_va_copy): Replace va_list_type_node use by
13197 mtarget.fn_abi_va_list.
13198 * tree-sra.c (is_va_list_type): New helper.
13199 (decl_can_be_decomposed_p): Replace
13200 va_list_type_node use by is_va_list_type.
13201 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13202 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13203 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13204 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13205 (ix86_enum_va_list): New.
13206 * config/i386/i386.c (sysv_va_list_type_node): New.
13207 (ms_va_list_type_node): New.
13208 (ix86_function_type_abi): Remove sorry.
13209 (ix86_build_builtin_va_list_abi): New.
13210 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13211 for 64-bit targets.
13212 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13213 (ix86_init_builtins_va_builtins_abi): New.
13214 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13215 for 64-bit targets.
13216 (ix86_handle_abi_attribute): New.
13217 (attribute_spec): Add sysv_abi and ms_abi.
13218 (ix86_fn_abi_va_list): New.
13219 (ix86_canonical_va_list_type): New.
13220 (ix86_enum_va_list): New.
13221 (TARGET_FN_ABI_VA_LIST): New.
13222 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13223 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13224 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13225 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13226 (TARGET_ENUM_VA_LIST): New.
13227 * expr.h (std_fn_abi_va_list): New.
13228 (std_canonical_va_list_type): New.
13229 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13230 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13231 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13232 TARGET_CANONICAL_VA_LIST_TYPE.
13233 * target.h (struct gcc_target): Add fn_abi_va_list hook
13234 and canonical_va_list_type hook.
13236 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13238 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13239 integral and pointer types.
13241 2008-07-04 Roger Sayle <roger@eyesopen.com>
13243 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13244 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13246 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13249 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13251 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13253 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13254 build_gimple_modify_stmt.
13255 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13256 gimple operand. Use fold_build* instead of build*.
13258 2008-07-04 Richard Guenther <rguenther@suse.de>
13260 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13261 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13262 properly to compute the reachability set if we do field-sensitive PTA.
13263 * invoke.texi (max-fields-for-field-sensitive): Document default.
13264 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13265 100 for optimize >= 2.
13267 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13269 * ggc-zone.c (lookup_page_table_if_allocated,
13270 set_page_table_entry, zone_find_object_size, alloc_small_page,
13271 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13272 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13273 -Wc++-compat and/or -Wcast-qual warnings.
13275 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13278 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13279 pic_offset_table_rtx to be marked as used here.
13280 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13281 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13282 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13283 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13284 !TARGET_SECURE_PLT.
13286 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13288 * alloc-pool.c (hash_descriptor, eq_descriptor,
13289 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13290 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13292 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13293 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13294 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13295 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13298 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13300 * tree-flow.h (loop_only_exit_p): Declare.
13301 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13302 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13303 the number of iterations if it is constant. Otherwise, if this is the
13304 only possible exit of the loop, use the conservative estimate on the
13305 number of iterations of the entire loop if available.
13307 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13309 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13310 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13311 Add synchronization functions.
13312 * config/sync.c: New file.
13313 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13314 (LIBGCC_SYNC_CFLAGS): Likewise.
13316 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13319 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13320 (*pushtf_sse): New insn pattern.
13321 (pushtf splitters): New splitters.
13323 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13325 PR middle-end/35736
13326 * predict.c (build_predict_expr): Use void_type_node for the tree
13327 type, instead of NULL_TREE.
13329 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13331 * config/i386/i386.c (contains_aligned_value_p): Return true
13333 (ix86_data_alignment): Align TCmode to 128bits.
13334 (ix86_local_alignment): Likewise.
13336 2008-07-03 Andrew Haley <aph@redhat.com>
13339 * vec.h (VEC_TA): New.
13340 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13341 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13342 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13343 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13344 (C_COMMON_FIXED_TYPES): Remove first arg.
13345 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13346 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13347 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13348 not to use empty macro arguments.
13350 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13352 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13353 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13354 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13355 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13356 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13357 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13358 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13359 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13360 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13361 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13362 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13363 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13364 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13365 config/rs6000/e500crtres64gpr.asm,
13366 config/rs6000/e500crtres64gprctr.asm,
13367 config/rs6000/e500crtrest32gpr.asm,
13368 config/rs6000/e500crtrest64gpr.asm,
13369 config/rs6000/e500crtresx32gpr.asm,
13370 config/rs6000/e500crtresx64gpr.asm,
13371 config/rs6000/e500crtsav32gpr.asm,
13372 config/rs6000/e500crtsav64gpr.asm,
13373 config/rs6000/e500crtsav64gprctr.asm,
13374 config/rs6000/e500crtsavg32gpr.asm,
13375 config/rs6000/e500crtsavg64gpr.asm,
13376 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13377 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13378 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13379 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13380 config/sparc/sol2-cn.asm: Remove .file directives.
13382 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13384 * resource.c (mark_referenced_resources): Look inside
13385 UNSPEC_VOLATILEs and ASM_INPUTs.
13387 2008-07-02 Ian Lance Taylor <iant@google.com>
13389 * rtlanal.c (add_reg_note): New function.
13390 * rtl.h (add_reg_note): Declare.
13391 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13392 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13393 * builtins.c (expand_builtin_longjmp): Likewise.
13394 (expand_builtin_nonlocal_goto): Likewise.
13395 * calls.c (emit_call_1, expand_call): Likewise.
13396 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13397 * cfglayout.c (fixup_reorder_chain): Likewise.
13398 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13399 (commit_one_edge_insertion): Likewise.
13400 * combine.c (move_deaths, distribute_notes): Likewise.
13401 * df-problems.c (df_set_note): Likewise.
13402 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13403 (set_unique_reg_note): Likewise.
13404 (emit_copy_of_insn_after): Likewise.
13405 * expr.c (expand_expr_real): Likewise.
13406 * gcse.c (add_label_notes): Likewise.
13407 * haifa-sched.c (create_check_block_twin): Likewise.
13408 * jump.c (mark_jump_label_1): Likewise.
13409 * loop-doloop.c (add_test, doloop_modify): Likewise.
13410 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13411 * lower-subreg.c (move_eh_region_note): Likewise.
13412 * optabs.c (emit_libcall_block): Likewise.
13413 * predict.c (predict_insn): Likewise.
13414 (combine_predictions_for_insn): Likewise.
13415 * recog.c (peephole2_optimize): Likewise.
13416 * regmove.c (try_auto_increment): Likewise.
13417 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13418 * reload.c (find_reloads): Likewise.
13419 * reload1.c (fixup_eh_region_note): Likewise.
13420 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13421 * reorg.c (delete_prior_computation): Likewise.
13422 (delete_computation, dbr_schedule): Likewise.
13423 * config/pa/pa.c (legitimize_pic_address): Likewise.
13424 * config/sh/sh.c (sh_reorg): Likewise.
13426 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13429 * config/libgcc-glibc.ver: Add %exclude.
13430 * config/m32r/libgcc-glibc.ver: Likwise.
13431 * config/s390/libgcc-glibc.ver: Likwise.
13432 * config/sh/libgcc-glibc.ver: Likwise.
13433 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13435 * config/i386/libgcc-glibc.ver: New.
13437 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13439 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13441 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13442 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13443 i[34567]86-*-linux*, x86_64-*-linux*. Add
13444 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13445 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13446 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13447 i[34567]86-*-linux*, x86_64-*-linux*.
13449 * libgcc-std.ver: Add empty GCC_4.4.0.
13451 * mkmap-symver.awk: Support multiple versions per symbol.
13453 * config/i386/i386.c (ix86_init_builtins): Always define
13454 __builtin_fabsq and __builtin_copysignq with fallbacks.
13455 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13456 and __builtin_copysignq if SSE2 isn't available.
13458 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13459 (LIBGCC2_TF_CEXT): Likwise.
13460 (TF_SIZE): Likwise.
13462 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13464 * config/i386/sfp-machine.h: Moved to libgcc.
13466 * config/i386/sfp-machine.h: New.
13467 * config/i386/t-linux: Likwise.
13469 * config/i386/t-darwin: Remove softfp_wrap_start and
13471 * config/i386/t-darwin64: Likewise.
13473 * config/i386/t-fprules-softfp64: Renamed to ...
13474 * config/i386/t-fprules-softfp: This.
13476 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13477 and softfp_wrap_end.
13479 2008-07-02 Jason Merrill <jason@redhat.com>
13481 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13483 * tree.c (ctor_to_list): New fn.
13484 * tree.h: Declare it.
13485 (CONSTRUCTOR_ELT): New macro.
13486 (CONSTRUCTOR_NELTS): New macro.
13488 2008-07-02 Richard Guenther <rguenther@suse.de>
13490 * tree-ssa-structalias.c (struct variable_info): Reorder
13491 to fill padding on 64bit hosts. Make collapsed_to an int.
13492 (get_varinfo_fc): Deal with that.
13493 (new_var_info): Likewise.
13494 (collapse_rest_of_var): Likewise.
13496 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13498 * doc/install.texi (--enable-java-home): Document.
13499 (--enable-aot-compile-rpm): Likewise.
13500 (--with-arch-directory): Likewise.
13501 (--with-os-directory): Likewise.
13502 (--with-origin-name): Likewise.
13503 (--with-arch-suffix): Likewise.
13504 (--with-jvm-root-dir): Likewise.
13505 (--with-jvm-jar-dir): Likewise.
13506 (--with-python-dir): Likewise.
13508 2008-07-02 Richard Guenther <rguenther@suse.de>
13510 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13511 from decls explicitly. Merge operand checking from tuples.
13513 2008-07-02 Martin Jambor <mjambor@suse.cz>
13515 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13517 2008-07-02 Martin Jambor <mjambor@suse.cz>
13519 * tree-switch-conversion.c: Included timevar.h
13520 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13522 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13524 2008-07-02 Martin Jambor <mjambor@suse.cz>
13526 * tree-switch-conversion.c: Corrected various comments and
13528 (build_constructors): Fixed minor formatting mistakes.
13530 * invoke.texi (Optimize Options): Corrected the
13531 switch-conversion-max-branch-ratio parameter.
13533 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13535 * final.c (asm_insn_count): Return zero for an empty asm body.
13537 2008-07-02 Richard Guenther <rguenther@suse.de>
13539 * bitmap.h (bitmap_set_bit): Return bool.
13540 (bitmap_clear_bit): Likewise.
13541 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13542 write to the bitmap if it would.
13543 (bitmap_clear_bit): Likewise.
13544 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13545 bitmap_set_bit return value.
13546 (add_pred_graph_edge): Likewise.
13547 (add_graph_edge): Likewise.
13548 (do_sd_constraint): Likewise.
13549 (do_ds_constraint): Likewise.
13551 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13553 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13554 Fix -Wc++-compat and/or -Wcast-qual warnings.
13555 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13556 gen_regparm_prefix): Likewise.
13557 * vmsdbgout.c (write_modbeg, lookup_filename,
13558 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13560 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13562 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13563 defaults.h definition apply.
13565 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13567 * function.c (assign_parm_remove_parallels): New.
13568 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13570 (assign_parm_setup_block): Do not handle them.
13571 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13572 assign_parm_remove_parallels.
13574 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13576 * c-typeck.c (convert_for_assignment): Use
13577 vector_targets_convertible_p.
13578 * c-common.c (vector_targets_convertible_p): New.
13579 * c-common.h (vector_targets_convertible_p): New prototype.
13580 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13581 opaque_p_V2SI_type_node.
13583 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13585 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13588 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13590 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13591 TFmode constants via two element DImode vector for hosts with
13592 HOST_BITS_PER_WIDE_INT < 64.
13593 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13594 also for HOST_BITS_PER_WIDE_INT < 64.
13596 2008-07-01 Richard Guenther <rguenther@suse.de>
13598 PR tree-optimization/36666
13599 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13600 (get_constraint_exp_from_ssa_var): Split into ...
13601 (get_constraint_exp_for_temp): ... this ...
13602 (get_constraint_for_ssa_var): ... and that.
13603 Return constraint expressions for all touched sub-fields
13604 if the results address is not taken.
13605 (process_constraint): Remove assertion that aggregate
13606 assignments do not happen at this place.
13607 (get_constraint_for_component_ref): Add address_p argument.
13608 Return constraint expressions for all touched sub-fields
13609 if the results address is not taken.
13610 (do_deref): Use get_constraint_exp_for_temp.
13611 (get_constraint_for_1): Rename from ...
13612 (get_constraint_for): ... this. Add the old function as wrapper.
13613 (do_structure_copy): Use get_constraint_for_1.
13615 2008-07-01 Martin Jambor <mjambor@suse.cz>
13617 * Makefile.in (tree-switch-conversion.o): Add.
13618 (OBJS-common): Add tree-swtch-conversion.o.
13619 * passes.c (init_optimization_passes): Add pass_convert_switch.
13620 * tree-pass.h: (pass_convert_switch): Add.
13621 * tree-switch-conversion.c: New file.
13622 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13623 * common.opt (ftree-cswtch): New option.
13624 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13625 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13626 * opts.c (decode_options): Set flag_tree_switch_conversion when
13627 optimization level is >= 2.
13628 * doc/invoke.texi (Optimize Options): Added description of
13629 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13631 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13633 * config/darwin-driver.c (darwin_default_min_version): Fix
13634 -Wc++-compat warnings.
13636 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13638 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13641 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13643 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13645 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13647 PR rtl-optimization/34744
13648 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13649 (df_scan_free_internal): Free data structures not
13650 allocated in storage pools.
13651 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13652 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13653 df_scan_free_mws_vec.
13654 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13657 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13659 * config/i386/i386.c (contains_aligned_value_p): Return true
13661 (ix86_function_arg_boundary): Return its natural boundary
13663 (return_in_memory_32): Don't check TDmode.
13664 (ix86_split_to_parts): Support splitting into 4 parts and
13665 support TFmode for 32bit target.
13666 (ix86_split_long_move): Support splitting into 4 parts.
13667 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13669 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13670 (ix86_init_builtins): Here.
13671 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13672 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13673 'q' and 'w', respectively.
13675 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13677 (movtf_internal): Likewise.
13678 (<code>tf2): Likewise.
13679 (*absnegtf2_sse): Likewise.
13680 (copysign<mode>3): Likewise.
13681 (copysign<mode>3_const): Likewise.
13682 (copysign<mode>3_var): Likewise.
13683 (define_split UNSPEC_COPYSIGN): Likewise.
13684 * config/i386/sse.md (*nandtf3): Likewise.
13685 (<code>tf3): Likewise.
13686 (*<code>tf3): Likewise.
13688 2008-06-30 Joey Ye <joey.ye@intel.com>
13689 H.J. Lu <hongjiu.lu@intel.com>
13691 * global.c (compute_regsets): Set frame_pointer_needed here.
13692 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13694 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13696 * doc/install.texi (specific): Expand Windows build notes.
13698 2008-06-30 Ira Rosen <irar@il.ibm.com>
13700 PR tree-optimization/36648
13701 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13702 number of prolog iterations by step. Fix the comment.
13704 2008-06-30 Richard Guenther <rguenther@suse.de>
13706 PR middle-end/36671
13707 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13708 handle calls from ECF_MALLOC functions.
13709 (handle_pure_call): ECF_MALLOC functions do not return
13711 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13713 2008-06-29 Andreas Schwab <schwab@suse.de>
13715 * config/m68k/m68k.c (print_operand): Always print a float
13717 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13718 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13721 * config/rs6000/x-linux64: Remove never used file.
13723 2008-06-29 Richard Guenther <rguenther@suse.de>
13725 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13727 (struct alias_info): Move ...
13728 * tree-ssa-alias.c: ... here.
13729 (update_alias_info): Declare.
13730 (compute_may_aliases): Call it.
13731 (update_alias_info): New function.
13732 * tree-ssa-structalias.c (update_alias_info): Move ...
13733 * tree-ssa-alias.c (update_alias_info_1): ... here.
13734 * tree-ssa-structalias.c (process_constraint_1): Remove
13735 unused from_call argument. Rename to ...
13736 (process_constraint): ... this. Delete old wrapper.
13737 (make_constraint_to): Adjust callers.
13738 (handle_const_call): Likewise.
13739 (handle_pure_call): Likewise.
13740 (init_base_vars): Likewise.
13741 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13742 (find_func_aliases): We don't need structure copies for
13744 (make_constraint_from_anything): Remove.
13745 (create_variable_info_for): For globals make constraints
13746 from escaped, not from anything.
13747 (compute_points_to_sets): Do not call update_alias_info.
13748 (ipa_pta_execute): Use make_constraint_from.
13750 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13752 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13753 (bitmap.o-warn, dominance.o-warn): New.
13754 * configure.ac (cxx_compat_warn): Delete.
13755 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13756 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13758 * configure: Regenerate.
13760 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13763 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13765 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13766 * df-scan.c (df_notes_rescan): Likewise.
13767 * ggc-page.c (set_page_table_entry): Likewise.
13768 * intl.c (gcc_gettext_width): Likewise.
13769 * varasm.c (get_unnamed_section, get_noswitch_section,
13770 get_section): Likewise.
13772 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13774 * regrename.c (build_def_use): Don't copy RTX.
13776 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13778 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13779 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13780 punctuation. Use @ref instead of @xref.
13781 (Function Names): Remove stray @display/@end display.
13782 (C++ Attributes): Use @ref instead of @xref.
13783 (Deprecated Features): Fix punctuation around @xref.
13784 (Backwards Compatibility): Likewise.
13785 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13787 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13789 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13790 constants for E500 double.
13792 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13794 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13795 element type of const_vector.
13797 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13799 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13800 Remove FLAGS_REG clobber from expander pattern.
13801 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13802 (anddi3, andsi3, andhi3, andqi3): Ditto.
13803 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13804 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13805 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13806 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13807 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13808 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13809 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13810 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13812 2008-06-28 Richard Guenther <rguenther@suse.de>
13814 * tree-ssa-structalias.c (callused_id, var_callused,
13815 callused_tree): Add.
13816 (handle_pure_call): New function.
13817 (find_func_aliases): Call it.
13818 (find_what_p_points_to): Handle the call-used set.
13819 (clobber_what_escaped): Likewise.
13820 (compute_call_used_vars): New function.
13821 (init_base_vars): Init the call-used variable.
13822 (do_sd_constraint): Do not propagate the solution from CALLUSED
13823 but use CALLUSED as a placeholder.
13824 (solve_graph): Likewise.
13825 * tree-flow-inline.h (gimple_call_used_vars): New function.
13826 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13827 (compute_call_used_vars): Declare.
13828 * tree-ssa-alias.c (set_initial_properties): Call
13829 compute_call_used_vars.
13830 (reset_alias_info): Clear call-used variables.
13831 (add_call_clobber_ops): Assert we are not called for const/pure
13832 functions. Remove handling of them.
13833 (add_call_read_ops): Handle pure functions by adding the
13834 call-used set of variables as VUSEs.
13835 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13836 (delete_tree_ssa): Free it.
13837 * tree-dfa.c (remove_referenced_var): Clear the var from the
13840 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13842 * tree.c (build_varargs_function_type_list): New.
13843 (build_function_type_list_1): New.
13844 (build_function_type_list): Use build_function_type_list_1.
13845 * tree.h (build_varargs_function_type_list): New.
13847 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13850 * config/spu/spu.c (spu_builtin_splats): Do not generate
13851 invalid CONST_VECTOR expressions.
13852 (spu_expand_vector_init): Likewise.
13854 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13856 * optabs.c (libfunc_decls): New variable.
13857 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13858 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13859 for the same function twice.
13861 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13863 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13864 ix86_expand_binary_operator directly.
13865 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13867 (*ashrti3_1): Ditto.
13868 (*lshrti3_1): Ditto.
13869 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13870 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13871 using only one splitter. Conditionaly execute splitter before or
13872 after peephole2 pass.
13873 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13874 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13875 Use only one alternative in asm template.
13876 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13878 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13879 "J" operand constraint for operand 2.
13880 (*ashldi3_cconly_rex64): Ditto.
13881 (*ashrdi3_cmp_rex64): Ditto.
13882 (*ashrdi3_cconly_rex64): Ditto.
13883 (*lshrdi3_cmp_rex64): Ditto.
13884 (*lshrdi3_cconly_rex64): Ditto.
13885 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13886 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13887 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13890 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13892 * gimplify.c (omp_is_private): Don't return true if decl is not
13893 already private on #pragma omp for or #pragma omp parallel for.
13896 * tree-cfg.c (struct move_stmt_d): Replace block field with
13897 orig_block and new_block fields.
13898 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13899 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13900 (move_block_to_fn): Replace vars_map and new_label_map arguments
13901 with struct move_stmt_d pointer.
13902 (replace_block_vars_by_duplicates): New function.
13903 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13904 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13905 all subblocks of ORIG_BLOCK to the new function. Call
13906 replace_block_vars_by_duplicates.
13907 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13908 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13909 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13910 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13911 (expand_omp): Temporarily set input_location to the location of
13912 region's controlling stmt.
13913 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13914 BIND_EXPR, push ctx->block_vars and gimplification vars into
13915 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13916 into dest function.
13917 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13918 there are any BLOCK_VARS.
13919 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13920 OMP_PARALLEL or OMP_TASK stmt.
13921 (lower_omp): Save and restore input_location around the lower_omp_1
13924 2008-06-27 Richard Guenther <rguenther@suse.de>
13926 PR tree-optimization/36400
13927 PR tree-optimization/36373
13928 PR tree-optimization/36344
13929 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13930 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13931 (update_alias_info): Remove call clobbering code.
13932 (make_constraint_to): New helper function.
13933 (make_escape_constraint): Likewise.
13934 (handle_rhs_call): Use it on all pointer containing arguments.
13935 Also mark the static chain escaped.
13936 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13937 instead of ANYTHING.
13938 (make_constraint_from): New helper split out from ...
13939 (make_constraint_from_anything): ... here.
13940 (find_func_aliases): Add constraints for escape sites.
13941 (intra_create_variable_infos): Make constraints from NONLOCAL
13943 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13945 (clobber_what_p_points_to): Remove.
13946 (clobber_what_escaped): New function.
13947 (init_base_vars): Init NONLOCAL and ESCAPED.
13948 (do_sd_constraint): Do not propagate the solution from ESCAPED
13949 but use ESCAPED as a placeholder.
13950 (solve_graph): Likewise.
13951 * tree-flow.h (clobber_what_p_points_to): Remove.
13952 (clobber_what_escaped): Declare.
13953 * tree-ssa-alias.c (set_initial_properties): Call it.
13954 Remove code clobbering escaped pointers.
13956 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13958 * function.c (allocate_struct_function): Only allocate a unique
13959 funcdef_no if the decl is nonzero.
13961 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13963 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13964 * config/mips/mips.c (mips_split_const_insns): New function.
13965 * config/mips/mips.md (move_type): New attribute.
13966 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13967 (dword_mode): New attribute.
13968 (type): Avoid long line. Map "move_type"s to "type"s,
13969 choosing "multi" for doubleword moves if appropriate.
13970 Swap MTC/MFC comments to match their declaration order.
13971 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13972 "type" is "branch" or "jal" is "direct".
13973 (length): Handle "extended_mips16" first. Make the default
13974 "0" for "ghost" instructions. Set the length from "move_type".
13975 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13976 of "type", with "sll0" for the register alternative. Remove the
13977 "extended_mips16" attribute.
13978 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13979 of "type", with "shift_shift" for the register alternative.
13980 Remove the "length" attribute.
13981 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13982 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13983 of "type", with "andi" for the register alternative.
13984 (*zero_extendqihi2): Likewise.
13985 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13986 of "andi" instead of a "type" of "arith".
13987 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13989 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13990 (mov_<store>r, *mov<mode>_ra): Likewise.
13991 (extendsidi2): Use "move_type" instead of "type", with "move"
13992 for the register alternative.
13993 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13994 of "type", with "signext" for the register alternative.
13995 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13996 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13997 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13998 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13999 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14000 (unnamed branch insn): Likewise.
14001 (*movdi_gp32_fp64): Fold into...
14002 (*movdi_32bit): ...here.
14003 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14004 (*movdf_hardfloat): ...this new pattern.
14005 (*movdf_softfloat): Remove redundant FPR alternatives.
14006 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14007 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14008 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14009 the "move" attribute.
14010 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14011 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14012 and "store" for COP loads and stores.
14013 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14014 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14015 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14016 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14017 (*movtf_mips16, *movv2sf): Likewise.
14018 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14019 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14020 (mfhc1<mode>): Use "move_type" instead of "move".
14021 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14022 (loadgp_blockage): Remove the "length" attribute.
14023 (blockage, set_got_version, update_got_version): Likewise.
14024 (call_internal): Remove the "extended_mips16" attribute.
14025 (call_value_internal, call_value_multiple_internal): Likewise.
14026 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14028 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14029 the "length" attribute.
14031 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14033 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14034 -Wcast-qual warnings.
14035 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14036 handle_pragma_pop_macro): Likewise.
14037 * collect2.c (resolve_lib_name): Likewise.
14038 * config/arc/arc.c (arc_init): Likewise.
14039 * config/arm/arm.c (neon_builtin_compare,
14040 locate_neon_builtin_icode): Likewise.
14041 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14042 * config/bfin/bfin.c (bfin_init_machine_status,
14043 bfin_optimize_loop): Likewise.
14044 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14045 * config/cris/cris.c (cris_init_expanders): Likewise.
14046 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14047 * config/darwin.c (machopic_indirection_eq,
14048 machopic_indirection_name, machopic_output_indirection): Likewise.
14049 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14050 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14051 frv_optimize_membar): Likewise.
14052 * config/i386/cygwin.h (mingw_scan,
14053 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14054 * config/i386/cygwin1.c (mingw_scan): Likewise.
14055 * config/i386/i386.c (machopic_output_stub): Likewise.
14056 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14057 i386_pe_unique_section): Likewise.
14058 * config/ia64/ia64.c (ia64_init_machine_status,
14059 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14061 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14062 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14063 * config/m68k/m68k.c (m68k_handle_option,
14064 m68k_sched_md_init_global): Likewise.
14065 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14066 mcore_unique_section): Likewise.
14067 * config/mips/mips.c (mips_block_move_straight,
14068 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14070 * config/mmix/mmix.c (mmix_init_machine_status,
14071 mmix_encode_section_info): Likewise.
14072 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14073 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14074 print_operand_address, output_toc, redefine_groups,
14075 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14076 * config/s390/s390.c (s390_init_machine_status): Likewise.
14077 * config/score/score.c (score_block_move_straight,
14078 score_block_move_loop_body): Likewise.
14079 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14080 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14081 * emit-rtl.c (find_auto_inc): Likewise.
14082 * gcc.c (translate_options, process_command): Likewise.
14083 * reorg.c (dbr_schedule): Likewise.
14084 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14085 * xcoffout.c (xcoffout_declare_function): Likewise.
14087 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14089 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14090 ipa-pta working again.
14092 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14094 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14097 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14099 * config.gcc (powerpc*-*-*): Add new core e500mc.
14100 * config/rs6000/e500mc.md: New file.
14101 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14103 (rs6000_override_options): Add e500mc case to
14104 processor_target_table. Altivec and Spe options not allowed
14105 with e500mc. Add isel instruction to e500mc by
14106 default. Initialize rs6000_cost for e500mc.
14107 (rs6000_issue_rate): Set issue rate for e500mc.
14108 * config/rs6000/rs6000.h (processor_type): Add
14109 PROCESSOR_PPCE500MC.
14110 (ASM_CPU_SPEC): Add e500mc.
14111 Set TARGET_ISEL to rs6000_isel.
14112 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14113 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14114 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14116 * doc/invoke.texi: Add e500mc to list of cpus.
14118 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14121 * c-lex.c (lex_charconst): Initialize unsignedp.
14123 2008-06-27 Olivier Hainque <hainque@adacore.com>
14125 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14126 documented assumptions.
14128 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14130 * dwarf2out.c: Remove trailing white spaces. Break long line
14133 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14135 * libfuncs.h (LTI_synchronize): New libfunc_index.
14136 (synchronize_libfunc): Declare.
14137 * builtins.c (expand_builtin_synchronize): Consider using
14138 synchronize_libfunc before falling back on an asm blockage.
14139 * config/mips/mips.c: Include libfuncs.h
14140 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14142 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14144 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14145 parameter. Copy stack_reg to r11 where appropriate.
14146 (no_global_regs_above): Add gpr parameter.
14147 (rs6000_stack_info): Only add padding for SPE save area if we
14148 are saving SPE GPRs and CR.
14149 (saveres_routine_syms): New variable.
14150 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14152 (rs6000_savres_routine_sym): New function.
14153 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14155 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14156 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14157 Tweak FPR out-of-line saving.
14158 (rs6000_make_savres_rtx): New function.
14159 (rs6000_use_multiple_p): New function.
14160 (rs6000_savres_strategy): New function.
14161 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14162 out-of-line if appropriate.
14163 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14164 if we are optimizing for size.
14165 (GP_SAVE_INLINE): Define.
14166 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14167 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14168 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14169 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14170 (*save_fpregs_<mode>): Add use of r11.
14171 (*restore_gpregs_<mode>): New insn.
14172 (*return_and_restore_gpregs_<mode>): New insn.
14173 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14175 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14176 (*restore_gpregs_spe): New insn.
14177 (*return_and_restore_gpregs_spe): New insn.
14178 * config/rs6000/predicates.md (save_world_operation): Fix check.
14180 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14182 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14183 this point, so assert that.
14185 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14187 * cfganal.c: Include vec.h and vecprim.h.
14188 (compute_idf): Import from...
14189 * tree-into-ssa (compute_idf): ...here.
14190 * basic-block.h (compute_idf): Export.
14192 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14194 * c-decl.c (merge_decls): Use !current_function_decl to check for
14195 extern declaration of C99 inline function being at file scope.
14197 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14199 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14201 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14203 * alias.c (record_alias_subset, init_alias_analysis): Fix
14204 -Wc++-compat and/or -Wcast-qual warnings.
14205 * attribs.c (lookup_attribute_spec): Likewise.
14206 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14207 copy_bb, connect_traces,
14208 find_rarely_executed_basic_blocks_and_cr): Likewise.
14209 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14210 note_btr_set, migrate_btr_defs): Likewise.
14211 * builtins.c (result_vector, expand_builtin_memcpy,
14212 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14213 builtin_memset_read_str, expand_builtin_printf,
14214 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14216 * caller-save.c (mark_set_regs): Likewise.
14217 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14218 * cgraph.c (cgraph_edge): Likewise.
14219 * combine.c (likely_spilled_retval_1): Likewise.
14220 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14221 htab_counts_entry_del, get_coverage_counts): Likewise.
14222 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14223 new_cselib_val): Likewise.
14224 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14225 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14227 * df-core.c (df_compact_blocks): Likewise.
14228 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14229 * df-scan.c (df_grow_reg_info, df_ref_create,
14230 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14231 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14232 df_record_entry_block_defs, df_record_exit_block_uses,
14233 df_bb_verify): Likewise.
14234 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14235 DF_REF_EXTRACT_MODE_CONST): New.
14236 * dominance.c (get_immediate_dominator, get_dominated_by,
14237 nearest_common_dominator, root_of_dom_tree,
14238 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14239 -Wc++-compat and/or -Wcast-qual warnings.
14240 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14241 record_store, replace_read, check_mem_read_rtx, scan_insn,
14242 dse_step1, dse_record_singleton_alias_set): Likewise.
14243 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14245 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14247 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14248 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14249 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14250 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14251 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14252 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14253 file_name_acquire, output_file_names, add_const_value_attribute,
14254 premark_used_types_helper, file_table_eq, file_table_hash,
14255 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14256 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14257 -Wcast-qual warnings.
14258 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14259 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14260 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14261 gen_reg_rtx, start_sequence, init_emit): Likewise.
14262 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14263 * except.c (init_eh_for_function, gen_eh_region,
14264 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14265 arh_to_landing_pad, arh_to_label, add_action_record,
14266 add_call_site, switch_to_exception_section): Likewise.
14267 * expmed.c (synth_mult): Likewise.
14268 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14269 store_expr): Likewise.
14270 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14272 * function.c (assign_stack_temp_for_type,
14273 allocate_struct_function, match_asm_constraints_1): Likewise.
14274 * gcov-io.c (gcov_allocate): Likewise.
14275 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14276 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14277 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14278 record_one_set, insert_expr_in_table, insert_set_in_table,
14279 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14280 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14281 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14282 -Wcast-qual warnings.
14284 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14286 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14287 -Wcast-qual warnings.
14288 * gcc.c (process_command): Likewise.
14289 * genattrtab.c (oballoc): Use XOBNEW.
14290 (oballocvec): Define.
14291 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14292 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14293 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14294 -Wc++-compat and/or -Wcast-qual warnings.
14295 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14296 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14297 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14298 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14299 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14300 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14301 add_excls, process_presence_absence_names,
14302 process_presence_absence_patterns, add_presence_absence,
14303 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14304 get_free_state, add_arc, get_free_automata_list_el,
14305 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14306 transform_3, cache_presence, create_ainsns, create_automata,
14307 create_state_ainsn_table, dfa_insn_code_enlarge,
14308 output_trans_func, output_min_issue_delay_func,
14309 output_dead_lock_func, output_reset_func,
14310 output_get_cpu_unit_code_func, output_dfa_start_func,
14311 expand_automata): Likewise.
14312 * genextract.c (gen_insn): Likewise.
14313 * gengtype-lex.l: Likewise.
14314 * gengtype.c (read_input_list, adjust_field_type,
14315 process_gc_options): Likewise.
14316 * genoutput.c (note_constraint): Likewise.
14317 * genpreds.c (mangle, add_constraint): Likewise.
14318 * genrecog.c (process_define_predicate, new_decision,
14319 add_to_sequence): Likewise.
14320 * gensupport.c (record_insn_name): Likewise.
14322 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14324 * config/i386/driver-i386.c (detect_caches_amd,
14325 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14326 and/or -Wcast-qual warnings.
14327 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14328 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14329 gt_pch_save): Likewise.
14330 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14331 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14332 * global.c (compute_regsets): Likewise.
14333 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14334 finish_graph_dump_file): Likewise.
14335 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14336 unlink_bb_notes): Likewise.
14337 * integrate.c (get_hard_reg_initial_val): Likewise.
14338 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14339 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14340 * local-alloc.c (update_equiv_regs): Likewise.
14341 * loop-invariant.c (check_invariant_table_size,
14342 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14344 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14345 altered_reg_used, mark_altered): Likewise.
14346 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14347 insert_var_expansion_initialization,
14348 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14349 release_var_copies): Likewise.
14350 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14351 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14352 analyze_accesses_for_phi_node, check_var_notmodified_p,
14353 check_allocation_function, find_sites_in_func,
14354 record_all_accesses_in_func, transform_access_sites,
14355 transform_allocation_sites): Likewise.
14356 * omp-low.c (new_omp_region, create_omp_child_function_name,
14357 check_omp_nesting_restrictions, check_combined_parallel,
14358 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14359 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14360 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14361 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14363 * opts-common.c (prune_options): Likewise.
14364 * opts.c (add_input_filename, print_filtered_help,
14365 get_option_state): Likewise.
14366 * params.c (add_params): Likewise.
14367 * passes.c (set_pass_for_id, next_pass_1,
14368 do_per_function_toporder, pass_fini_dump_file): Likewise.
14369 * postreload.c (reload_cse_simplify_operands): Likewise.
14370 * predict.c (tree_predicted_by_p, tree_predict_edge,
14371 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14373 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14375 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14377 * recog.c (check_asm_operands, validate_change_1): Likewise.
14378 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14379 subst_asm_stack_regs): Likewise.
14380 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14381 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14382 * regmove.c (reg_is_remote_constant_p): Likewise.
14383 * regrename.c (regrename_optimize, scan_rtx_reg,
14384 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14386 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14387 regstat_compute_calls_crossed): Likewise.
14388 * reload1.c (init_reload, new_insn_chain,
14389 has_nonexceptional_receiver, reload, copy_reloads,
14390 calculate_needs_all_insns, init_elim_table): Likewise.
14391 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14392 * rtl.c (shallow_copy_rtx_stat): Likewise.
14393 * rtlanal.c (parms_set): Likewise.
14394 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14395 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14396 * sched-ebb.c (earliest_block_with_similiar_load,
14397 add_deps_for_risky_insns): Likewise.
14398 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14399 schedule_region): Likewise.
14400 * see.c (eq_descriptor_pre_extension,
14401 hash_descriptor_pre_extension, hash_del_pre_extension,
14402 eq_descriptor_properties, hash_descriptor_properties,
14403 hash_del_properties, see_seek_pre_extension_expr,
14404 see_initialize_data_structures, see_print_register_properties,
14405 see_print_pre_extension_expr, see_delete_merged_def_extension,
14406 see_delete_unmerged_def_extension, see_emit_use_extension,
14407 see_pre_delete_extension, see_map_extension, see_commit_changes,
14408 see_analyze_merged_def_local_prop,
14409 see_analyze_merged_def_local_prop,
14410 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14411 see_set_prop_merged_def, see_set_prop_unmerged_def,
14412 see_set_prop_unmerged_use, see_print_one_extension,
14413 see_merge_one_use_extension, see_merge_one_def_extension,
14414 see_store_reference_and_extension, see_update_uses_relevancy,
14415 see_update_defs_relevancy): Likewise.
14416 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14417 hash_statistics_free, curr_statistics_hash): Likewise.
14418 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14419 expand_asm_operands, expand_return, case_bit_test_cmp,
14420 expand_case): Likewise.
14421 * stor-layout.c (start_record_layout): Likewise.
14422 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14423 gt_pch_save_stringpool): Likewise.
14424 * tree-data-ref.c (hash_stmt_vertex_info,
14425 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14426 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14428 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14431 * config/i386/i386.md : Change constraints of HImode and QImode
14432 immediate operands from "i" to "n". Change SImode "ni" constraint to
14433 "i" and SImode "rmi" constraint to "g". Remove all constraints
14434 from const0_operand and const1_operand predicated operands.
14435 (i): Change QImode and HImode attribute from "i" to "n".
14436 (*subqi_2): Change HImode operands to QImode.
14439 2008-06-25 Olivier Hainque <hainque@adacore.com>
14441 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14444 2008-06-25 Richard Guenther <rguenther@suse.de>
14446 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14447 not overflow the result type.
14449 2008-06-25 Richard Guenther <rguenther@suse.de>
14451 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14452 (vn_lookup): Likewise.
14454 2008-06-25 Richard Guenther <rguenther@suse.de>
14456 PR tree-optimization/35518
14457 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14458 * tree-sra.c (instantiate_element): Use fold_build3 to build
14460 (try_instantiate_multiple_fields): Likewise.
14462 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14464 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14467 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14469 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14470 use_backchain_to_restore_sp to true
14471 if the offset of the link register save area would go over the 32k - 1
14472 offset limit of the load
14475 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14477 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14478 anchor for the type-punning blurb. Cross-reference "Structures
14479 unions enumerations and bit-fields implementation". Provide a
14480 cast-through-pointer example. Make final sentence self-contained.
14481 * doc/implement-c.texi (Structures unions enumerations and
14482 bit-fields implementation): Cross-reference the type-punning blurb
14483 in the -fstrict-aliasing documentation.
14485 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14487 PR middle-end/36594
14488 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14489 the memory instead of the memory itself for the save area.
14491 2008-06-24 Olivier Hainque <hainque@adacore.com>
14492 Nicolas Roche <roche@adacore.com>
14494 * gengtype.c (srcdir_len): size_t instead of int.
14495 (get_file_realbasename): New function. For F a filename, the real
14496 basename of F, with all the path components stripped.
14497 (get_file_srcdir_relative_path): New function. For F a filename, the
14498 relative path to F from $(srcdir).
14499 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14500 get_file_realbasename. Adjust the head comment.
14501 (get_prefix_langdir_index): New function. For F a filename, return the
14502 lang_dir_names[] relative index of the language directory that is
14504 (get_file_langdir): For F a filename, return the name of the language
14505 directory where F is located.
14506 (get_file_gtfilename): New function. The gt- output file name for an
14508 (get_output_file_with_visibility): Replace in-line computations with
14509 uses of get_file_gtfilename and get_prefix_langdir_index.
14510 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14512 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14514 PR tree-optimization/36504
14515 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14516 references without base address.
14518 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14520 PR middle-end/36584
14521 * calls.c (expand_call): Increase alignment for recursive functions.
14523 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14525 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14526 (TARGET_FUNCTION_VALUE): New define.
14527 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14528 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14530 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14532 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14533 (fmod<mode>3): Ditto.
14534 (remainderxf3): Ditto.
14535 (remainder<mode>3): Ditto.
14537 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14540 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14541 REG is a hard register.
14543 PR tree-optimization/36508
14544 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14545 499, don't check it at all in release compilers.
14547 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14549 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14550 together with SSE_TARGET_MATH to disable insn pattern.
14551 (*fop_<MODEF:mode>_2_i387): Ditto.
14552 (*fop_<MODEF:mode>_3_i387): Ditto.
14554 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14556 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14558 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14560 PR middle-end/34906
14561 * gimplify.c (gimplify_asm_expr): Check the return code of
14562 parse_output_constraint call, set function return and is_inout
14563 value if it failed.
14565 2008-06-22 Ian Lance Taylor <iant@google.com>
14567 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14568 (narrowest_signed_type): Likewise.
14569 * c-typeck.c (c_common_type): Change local variable mclass to enum
14571 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14572 tcc_comparison, not the tree code itself.
14573 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14574 (c_expand_expr): Cast modifier to enum expand_modifier.
14575 * c-common.h (C_RID_CODE): Add casts.
14576 (C_SET_RID_CODE): Define.
14577 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14578 (c_lex_one_token): Add cast to avoid warning.
14579 (c_parser_objc_type_name): Rename local typename to type_name.
14580 (check_no_duplicate_clause): Change code parameter to enum
14582 (c_parser_omp_var_list_parens): Change kind parameter to enum
14584 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14585 c_parser_omp_list_var_parens.
14586 (c_parser_omp_threadprivate): Likewise.
14587 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14588 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14589 * c-format.c (NO_FMT): Define.
14590 (printf_length_specs): Use NO_FMT.
14591 (asm_fprintf_length_specs): Likewise.
14592 (gcc_diag_length_specs): Likewise.
14593 (scanf_length_specs): Likewise.
14594 (strfmon_length_specs): Likewise.
14595 (gcc_gfc_length_specs): Likewise.
14596 (printf_flag_specs): Change 0 to STD_C89.
14597 (asm_fprintf_flag_specs): Likewise.
14598 (gcc_diag_flag_specs): Likewise.
14599 (gcc_cxxdiag_flag_specs): Likewise.
14600 (scanf_flag_specs): Likewise.
14601 (strftime_flag_specs): Likewise.
14602 (strfmon_flag_specs): Likewise.
14603 (print_char_table): Likewise.
14604 (asm_fprintf_char_table): Likewise.
14605 (gcc_diag_char_table): Likewise.
14606 (gcc_tdiag_char_table): Likewise.
14607 (gcc_cdiag_char_table): Likewise.
14608 (gcc_cxxdiag_char_table): Likewise.
14609 (gcc_gfc_char_table): Likewise.
14610 (scan_char_table): Likewise.
14611 (time_char_table): Likewis.
14612 (monetary_char_table): Likewise.
14613 * c-format.h (BADLEN): Likewise.
14615 2008-06-21 Ian Lance Taylor <iant@google.com>
14617 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14618 Define END_OF_BASE_TREE_CODES around inclusion.
14619 * tree.c (tree_code_type): New global array.
14620 (tree_code_length, tree_code_name): Likewise.
14621 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14622 $(lang_tree_files).
14623 (all-tree.def, s-alltree): New targets.
14624 (gencheck.h, s-gencheck): Remove.
14625 (tree.o): Depend upon all-tree.def.
14626 (build/gencheck.o): Remove gencheck.h dependency.
14627 (mostlyclean): Don't remove gencheck.h.
14628 * c-common.h (enum c_tree_code): Remove.
14629 * c-lang.c (tree_code_type): Remove.
14630 (tree_code_length, tree_code_name): Remove.
14631 * gencheck.c (tree_codes): Include all-tree.def, rather than
14632 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14634 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14636 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14637 (operator_name_info): Size to MAX_TREE_CODES.
14638 (assignment_operator_name_info): Likewise.
14639 * cp/cp-lang.c (tree_code_type): Remove.
14640 (tree_code_length, tree_code_name): Remove.
14641 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14642 (assignment_operator_name_info): Likewise.
14643 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14645 * cp/mangle.c (write_expression): Likewise.
14646 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14647 * fortran/f95-lang.c (tree_code_type): Remove.
14648 (tree_code_length, tree_code_name): Remove.
14649 * java/java-tree.h (enum java_tree_code): Remove.
14650 * java/lang.c (tree_code_type): Remove.
14651 (tree_code_length, tree_code_name): Remove.
14652 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14653 * objc/objc-act.h (enum objc_tree_code): Remove.
14654 * objc/objc-lang.c (tree_code_type): Remove.
14655 (tree_code_length, tree_code_name): Remove.
14656 * objcp/objcp-lang.c (tree_code_type): Remove.
14657 (tree_code_length, tree_code_name): Remove.
14658 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14659 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14660 * ada/misc.c (tree_code_type): Remove.
14661 (tree_code_length, tree_code_name): Remove.
14663 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14665 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14666 the grand_bitmap_obstack.
14668 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14670 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14671 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14672 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14673 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14674 move_stmt_r, new_label_mapper): Likewise.
14675 * tree-complex.c (cvc_lookup): Likewise.
14676 * tree-dfa.c (create_function_ann): Likewise.
14677 * tree-dump.c (dump_register): Likewise.
14678 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14679 find_phi_replacement_condition): Likewise.
14680 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14681 tree_function_versioning): Likewise.
14682 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14683 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14684 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14685 get_nonlocal_debug_decl, convert_nonlocal_reference,
14686 convert_nonlocal_omp_clauses, get_local_debug_decl,
14687 convert_local_reference, convert_local_omp_clauses,
14688 convert_nl_goto_reference, convert_nl_goto_receiver,
14689 convert_tramp_reference, convert_call_expr): Likewise.
14690 * tree-outof-ssa.c (contains_tree_r): Likewise.
14691 * tree-parloops.c (reduction_phi, initialize_reductions,
14692 eliminate_local_variables_1, add_field_for_reduction,
14693 add_field_for_name, create_phi_for_local_result,
14694 create_call_for_reduction_1, create_loads_for_reductions,
14695 create_stores_for_reduction, create_loads_and_stores_for_name):
14697 * tree-phinodes.c (allocate_phi_node): Likewise.
14698 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14699 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14700 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14701 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14702 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14703 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14704 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14705 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14706 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14707 vn_nary_op_insert): Likewise.
14708 * tree-ssa.c (redirect_edge_var_map_add,
14709 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14710 * tree-vectorizer.c (vectorize_loops): Likewise.
14711 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14712 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14713 tree_cons_stat, build1_stat, build_variant_type_copy,
14714 decl_init_priority_lookup, decl_fini_priority_lookup,
14715 decl_priority_info, decl_restrict_base_lookup,
14716 decl_restrict_base_insert, decl_debug_expr_lookup,
14717 decl_debug_expr_insert, decl_value_expr_lookup,
14718 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14719 type_hash_add, get_file_function_name, tree_check_failed,
14720 tree_not_check_failed, tree_range_check_failed,
14721 omp_clause_range_check_failed, build_omp_clause,
14722 build_vl_exp_stat): Likewise.
14723 * value-prof.c (gimple_histogram_value,
14724 gimple_duplicate_stmt_histograms): Likewise.
14725 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14726 unshare_variable, variable_union_info_cmp_pos, variable_union,
14727 dataflow_set_different_1, dataflow_set_different_2,
14728 vt_find_locations, variable_was_changed, set_variable_part,
14729 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14730 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14731 section_entry_hash, object_block_entry_eq,
14732 object_block_entry_hash, create_block_symbol,
14733 initialize_cold_section_name, default_function_rodata_section,
14734 strip_reg_name, set_user_assembler_name, const_desc_eq,
14735 build_constant_desc, output_constant_def, lookup_constant_def,
14736 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14737 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14738 default_internal_label): Likewise.
14739 * varray.c (varray_init, varray_grow): Likewise.
14740 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14742 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14744 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14745 operators for "test" insn. Macroize insn using SWI mode macro.
14746 (*jcc_fused_2): Ditto.
14747 (*jcc_fused_3): Macroize insn using SWI mode macro.
14748 (*jcc_fused_4): Ditto.
14750 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14752 * tree-ssa-pre.c: Fix typo in comment.
14753 (init_antic, fini_antic): Add explicit funtions for
14754 initializing and deinitializing ANTIC and AVAIL sets.
14755 (create_expression_by_pieces): Fix typo in comment.
14756 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14757 (execute_pre): Eventually dump details about ANTIC_IN.
14759 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14761 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14762 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14763 add_to_obstack, file_at_path, find_a_file, execute,
14764 add_preprocessor_option, add_assembler_option, add_linker_option,
14765 process_command, insert_wrapper, do_option_spec, do_self_spec,
14766 spec_path, do_spec_1, is_directory, main, used_arg,
14767 getenv_spec_function): Likewise.
14768 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14769 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14772 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14774 * doc/rtl.texi: Updated subreg section.
14776 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14779 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14780 node->needed and node->reachable.
14781 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14782 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14783 (expand_task_call): Don't call expand_task_copyfn.
14784 (expand_task_copyfn): Renamed to...
14785 (finalize_task_copyfn): ... this.
14787 2008-06-19 Jan Hubicka <jh@suse.cz>
14789 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14790 clobbering framepointer.
14792 2008-06-19 Jan Hubicka <jh@suse.cz>
14794 * tree-optimize.c (execute_early_local_optimizations): Set
14795 cgraph_state only at first invocation.
14797 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14799 * system.h (-Wc++-compat): Activate as a warning, no an error.
14801 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14803 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14804 instead of "#" in insn asm template.
14805 (*jcc_fused_2): Ditto.
14807 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14809 * config/i386/i386.h (ix86_tune_indices)
14810 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14811 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14812 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14813 (*jcc_fused_2): Ditto.
14814 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14815 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14816 (print operand): Handle 'E' and 'e' code.
14818 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14820 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14821 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14822 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14824 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14826 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14828 (cgraph_expand_function): Use local copy of decl.
14829 (cgraph_expand_all_functions): Remove redundant initialization of
14831 (cgraph_optimize): Reword internal_error message.
14833 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14835 * arm-protos.h (arm_return_in_memory): Remove public
14836 arm_return_in_memory() prototype.
14837 * arm.c (arm_return_in_memory): Add static prototype, add target
14838 hook macro, change definition and comments.
14839 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14841 2008-06-19 Ben Elliston <bje@au.ibm.com>
14843 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14844 real.c: Remove references to IEEE 754R.
14845 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14846 * doc/libgcc.texi (Decimal float library routines): Likewise.
14848 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14850 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14851 (default_unwind_word_mode): Add prototype.
14852 * targhooks.c (default_unwind_word_mode): New function.
14853 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14854 instead of word_mode.
14855 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14856 (TARGET_INITIALIZER): Use it.
14858 * c-common.c (handle_mode_attribute): Support "unwind_word"
14860 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14862 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14863 word_mode to access SjLj_Function_Context member "data".
14864 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14865 conversion from targetm.eh_return_filter_mode () to
14866 targetm.unwind_word_mode () if they differ.
14868 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14869 (BT_FN_UNWINDWORD_PTR): New function type.
14870 (BT_FN_WORD_PTR): Remove.
14871 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14872 * except.c (expand_builtin_extend_pointer): Convert pointer to
14873 targetm.unwind_word_mode () instead of word_mode.
14875 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14876 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14877 (spu_unwind_word_mode): New function.
14878 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14879 (TARGET_UNWIND_WORD_MODE): Define.
14880 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14882 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14884 * config/spu/spu.c (reg_align): Remove.
14885 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14886 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14887 (spu_split_store): Likewise.
14889 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14891 * gcc/tree-vn.c: Fix typo in comment.
14893 2008-06-18 Jan Hubicka <jh@suse.cz>
14895 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14896 toplevel reorder too.
14898 2008-06-18 Jan Hubicka <jh@suse.cz>
14900 * c-opts.c (c_common_post_options): PCH is not compatible with
14902 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14903 -fno-toplevel-reorder by default now.
14905 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14907 PR documentation/30739
14908 * doc/install.texi (Prerequisites): Document dependency on awk.
14910 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14911 Ian Lance Taylor <iant@google.com>
14913 PR rtl-optimization/35604
14914 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14915 only want to change jump destinations, not eventual label comparisons.
14917 2008-06-16 Jan Hubicka <jh@suse.cz>
14919 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14921 (cgraph_analyze_function): Likewise.
14923 2008-06-16 Jan Hubicka <jh@suse.cz>
14925 * cgraph.h (cgraph_mark_if_needed): New function.
14926 * cgraphunit.c (cgraph_mark_if_needed): New function.
14927 * c-decl.c (duplicate_decl): Use it.
14929 2008-06-16 Jan Hubicka <jh@suse.cz>
14931 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14934 2008-06-16 Jan Hubicka <jh@suse.cz>
14936 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14938 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14939 Kazu Hirata <kazu@codesourcery.com>
14940 Maxim Kuvyrkov <maxim@codesourcery.com
14942 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14943 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14944 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14945 EXTRA_SPEC_FUNCTIONS.
14946 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14947 (DRIVER_SELF_SPECS): Adjust.
14948 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14949 * config/mips/st.h, config/mips/t-st: New.
14950 * config/mips/driver-native.c, config/mips/x-native: New.
14951 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14954 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14956 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14958 (ISA_HAS_FP_CONDMOVE): New macro.
14959 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14960 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14961 (ISA_HAS_NMADD3_NMSUB3): New macro.
14962 * config/mips/mips.c (mips_rtx_costs): Update.
14963 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14964 compiling for ST Loongson 2E/2F.
14965 (madd<mode>): Rename to madd4<mode>. Update.
14966 (madd3<mode>): New pattern.
14967 (msub<mode>): Rename to msub4<mode>. Update.
14968 (msub3<mode>): New pattern.
14969 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14970 (nmadd3<mode>): New pattern.
14971 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14972 (nmadd3<mode>_fastmath): New pattern.
14973 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14974 (nmsub3<mode>): New pattern.
14975 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14976 (nmsub3<mode>_fastmath): New pattern.
14977 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14979 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14981 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14982 (DF_REF_INSN_INFO): New.
14983 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14984 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14985 with a NULL DF_REF_INSN_INFO.
14986 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14988 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14989 DF_INSN_INFO_EQ_USES): New.
14990 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14991 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14992 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14993 * df-core.c: Update comment for above changes.
14994 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14995 DF_INSN_UID_* macros.
14996 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14997 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14998 insn rtx. Update all callers.
14999 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15000 df_ref_create_structure, df_insn_refs_collect): Likewise.
15001 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15002 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15003 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15004 macros to access the insn refs.
15005 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15006 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15007 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15008 for accessing the refs.
15009 (try_fwprop_subst): Likewise.
15010 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15011 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15012 for accessing the refs.
15013 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15014 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15015 to look at the insn refs.
15016 (record_uses): Likewise.
15017 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15019 (mark_artificial_uses): Don't mark_insn for artificial refs.
15020 (mark_reg_rependencies): Likewise.
15022 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15024 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15026 * configure: Regenerate.
15028 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15030 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15031 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15032 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15034 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15036 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15037 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15038 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15040 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15042 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15043 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15044 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15046 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15048 * tree-ssa-sccvn.c: Fix format of comments.
15050 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15052 * cgraph.c: Remove unneeded forward declarations of eq_node()
15055 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15057 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15059 (see_update_relevancy): Likewise.
15060 * fwprop.c (try_fwprop_subst): Likewise.
15061 * rtlanal.c (noop_move_p): Likewise.
15062 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15063 notes to non-existing libcall blocks.
15064 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15066 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15067 (dead_libcall_p): Remove.
15068 (delete_trivially_dead_insns): Don't use it.
15069 * web.c (union_defs): Remove comment about keeping nops.
15070 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15071 (compute_hash_table_work): Don't track libcall notes.
15072 (do_local_cprop): Don't take libcall pointers. Don't update
15074 (adjust_libcall_notes): Deleted.
15075 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15076 ever have existed in the first place).
15077 (replace_store_insn): Don't try to remove libcall notes.
15078 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15079 (resolve_reg_notes): Don't call them.
15080 (resolve_simple_move): Likewise.
15081 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15082 Don't remove REG_RETVAL notes.
15083 * emit-rtl.c (try_split): Don't update libcall notes.
15084 (emit_copy_of_insn_after): Dito.
15085 * cselib.c (cselib_current_insn_in_libcall): Remove.
15086 (cselib_process_insn): Don't set/clear it.
15087 (new_elt_loc_list): Don't record it.
15088 (cselib_init): Don't initialize it.
15089 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15090 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15092 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15093 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15094 (init_deps): Don't initialize it.
15095 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15096 * combine.c (delete_noop_moves): Don't update libcall notes.
15097 (can_combine_p): Remove now pointless #if 0 block.
15098 (try_combine): Remove another obsolete #if 0 block.
15099 (distribute_notes): Don't distribute libcall notes.
15100 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15101 * dce.c (libcall_dead_p): Remove.
15102 (delete_unmarked_insns): Don't handle libcall blocks.
15103 (preserve_libcall_for_dce): Remove.
15104 (prescan_insns_for_dce): Don't special-case libcall block insns.
15105 * reload1 (reload): Don't handle libcall notes.
15106 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15109 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15111 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15112 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15113 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15115 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15117 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15118 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15119 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15121 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15123 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15125 2008-06-16 Ira Rosen <irar@il.ibm.com>
15127 PR tree-optimization/36493
15128 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15129 the arguments list. Use VECTYPE to create vector pointer.
15130 (vectorizable_store): Fail if accesses through a pointer to vectype
15131 do not alias the original memory reference operands.
15132 Call vect_create_data_ref_ptr without the removed argument.
15133 (vectorizable_load): Likewise.
15134 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15137 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15140 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15141 reg_equiv_constant.
15143 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15145 * config/mips/loongson2ef.md: New file.
15146 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15147 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15148 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15149 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15150 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15152 (loongson2ef.md): New include.
15153 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15154 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15155 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15156 (loongson_gt_<mode>, loongson_extract_halfword)
15157 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15158 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15159 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15160 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15161 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15162 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15163 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15164 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15165 (vec_interleave_low<mode>): Define type attribute.
15166 * config/mips/mips.c (mips_ls2): New static variable.
15167 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15168 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15169 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15170 Implement target scheduling hooks.
15171 (mips_multipass_dfa_lookahead): Update to handle tuning for
15173 (mips_sched_init): Initialize data for Loongson scheduling.
15174 (mips_ls2_variable_issue): New static function.
15175 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15177 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15178 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15179 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15180 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15181 Handle ST Loongson 2E/2F cores.
15182 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15184 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15186 * omp-low.c (extract_omp_for_data): Fix comment typo.
15189 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15191 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15192 FIXME note about gcc/config.guess.
15193 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15194 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15195 * doc/cppopts.texi: Likewise.
15196 * doc/extend.texi: Likewise.
15197 * doc/gcc.texi: Likewise.
15198 * doc/gccint.texi: Likewise.
15199 * doc/gcov.texi: Likewise.
15200 * doc/gty.texi: Likewise.
15201 * doc/hostconfig.texi: Likewise.
15202 * doc/install.texi: Likewise.
15203 * doc/invoke.texi: Likewise.
15204 * doc/loop.texi: Likewise.
15205 * doc/makefile.texi: Likewise.
15206 * doc/md.texi: Likewise.
15207 * doc/passes.texi: Likewise.
15208 * doc/tm.texi: Likewise.
15209 * doc/tree-ssa.texi: Likewise.
15210 * doc/trouble.texi: Likewise.
15212 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15213 Nathan Sidwell <nathan@codesourcery.com>
15214 Maxim Kuvyrkov <maxim@codesourcery.com>
15215 Richard Sandiford <rdsandiford@googlemail.com>
15217 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15218 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15219 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15221 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15222 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15223 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15225 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15226 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15227 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15228 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15229 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15230 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15231 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15232 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15233 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15234 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15235 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15236 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15237 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15238 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15239 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15240 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15241 (mips_builtins): Add Loongson builtins.
15242 (mips_loongson_2ef_bdesc): New.
15243 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15244 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15245 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15246 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15248 (mips_expand_vector_init): New.
15249 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15250 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15252 * config/mips/mips.md: Add unspec numbers for Loongson
15253 builtins. Include loongson.md.
15254 (MOVE64): Include Loongson vector modes.
15255 (SPLITF): Include Loongson vector modes.
15256 (HALFMODE): Handle Loongson vector modes.
15257 * config/mips/loongson.md: New.
15258 * config/mips/loongson.h: New.
15259 * config.gcc: Add loongson.h header for mips*-*-* targets.
15260 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15262 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15264 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15265 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15266 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15267 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15268 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15269 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15270 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15271 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15272 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15273 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15274 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15275 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15276 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15277 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15278 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15279 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15280 Remove use_fixproto=yes.
15281 (ia64*-*-hpux*): Remove comment about using fixproto.
15282 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15284 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15286 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15288 * configure: Regenerate.
15290 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15292 PR middle-end/36520
15293 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15294 before evaluating it.
15296 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15299 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15300 nested inline functions.
15301 (start_decl, start_function): Don't invert DECL_EXTERNAL
15302 for nested inline functions.
15304 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15306 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15307 splits that must be made for correctness.
15309 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15311 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15312 (AVAIL_NON_MIPS16): Likewise.
15313 (mips_builtin_description): Replace target_flags with a predicate.
15314 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15315 (dspr2_32): New availability predicates.
15316 (MIPS_BUILTIN): New macro.
15317 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15318 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15319 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15320 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15321 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15322 (mips_dsp_32only_bdesc): Merge into...
15323 (mips_builtins): ...this new array.
15324 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15325 (mips_init_builtins): Update after above changes.
15326 (mips_expand_builtin_1): Merge into...
15327 (mips_expand_builtin): ...here and update after above changes.
15329 2008-06-12 Paul Brook <paul@codesourcery.com>
15331 * longlong.h (__arm__): Define count_leading_zeros.
15332 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15333 (clzsi2, clzdi2): New functions.
15334 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15335 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15336 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15337 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15338 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15339 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15340 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15341 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15342 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15343 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15345 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15347 * config/m68k/m68k.c (m68k_tune_flags): New.
15348 (override_options): Compute m68k_tune_flags.
15349 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15350 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15352 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15354 PR middle-end/36506
15355 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15357 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15359 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15360 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15362 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15364 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15365 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15367 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15369 PR middle-end/36506
15370 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15373 2008-06-12 Richard Guenther <rguenther@suse.de>
15375 PR tree-optimization/36345
15376 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15377 add memory_tag_needed flag.
15378 (may_alias_p): Declare.
15379 * tree-ssa-alias.c (may_alias_p): Export.
15380 (set_initial_properties): Use memory_tag_needed flag.
15381 (update_reference_counts): Likewise.
15382 (reset_alias_info): Reset memory_tag_needed flag.
15383 (create_name_tags): Check memory_tag_needed flag.
15384 (dump_points_to_info_for): Dump it.
15385 * tree-ssa-structalias.c (struct variable_info): Remove
15386 directly_dereferenced flag.
15387 (new_var_info): Do not initialize it.
15388 (process_constraint_1): Do not set it.
15389 (update_alias_info): Set is_dereferenced flag.
15390 (set_uids_in_ptset): Use may_alias_p.
15391 (set_used_smts): Check memory_tag_needed flag.
15392 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15393 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15394 memory_tag_needed flag.
15395 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15396 from broken design.
15398 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15400 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15401 red zone for w64 abi.
15402 (ix86_expand_prologue): Likewise.
15403 (ix86_force_to_memory): Likewise.
15404 (ix86_free_from_memory): Likewise.
15406 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15409 * config/rs6000/rs6000.c (rs6000_override_options): Set
15410 rs6000_isel conditionally to the absence of comand line override.
15411 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15412 Remove duplicate rs6000_isel setting.
15413 * config/rs6000/eabispe.h: Ditto.
15415 2008-06-11 Richard Guenther <rguenther@suse.de>
15417 * alias.c (get_alias_set): Use the element alias-set for arrays.
15418 (record_component_aliases): For arrays and vectors do nothing.
15419 * c-common.c (strict_aliasing_warning): Handle the cases
15420 of alias set zero explicitly.
15421 * Makefile.in (dfp.o-warn): Add -Wno-error.
15423 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15425 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15427 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15428 tune_32 tune_64 to supported_defaults. Allow values not
15429 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15430 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15431 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15432 with_cpu_64 to generic for 64-bit-supporting configurations, not
15433 with_cpu. Remove FIXMEs.
15434 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15435 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15436 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15437 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15438 arch_32 and arch_64.
15440 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15441 Olivier Hainque <hainque@adacore.com>
15443 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15444 Use DECL_SIZE_UNIT to retrieve the size of the field.
15446 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15448 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15449 with function calls after declarations. Lay out
15450 neon_float_type_node before further use.
15452 2008-06-11 Richard Guenther <rguenther@suse.de>
15454 * tree-flow.h (may_point_to_global_var): Declare.
15455 * tree-ssa-alias.c (may_point_to_global_var): New function.
15456 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15458 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15460 * configure.ac: Teach that fido supports .debug_line.
15461 * configure: Regenerate.
15463 2008-06-10 Tom Tromey <tromey@redhat.com>
15465 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15468 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15470 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15471 (encode_decimal64, decode_decimal64, encode_decimal128,
15472 decode_decimal128): Reverse order of 32-bit parts of value if host
15473 and target endianness differ.
15475 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15477 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15478 Avoid division by 0.
15479 (tree_mod_pow2_value_transform): Likewise.
15480 (tree_ic_transform): Likewise.
15481 (tree_stringops_transform): Likewise.
15482 (tree_mod_subtract_transform): Likewise.
15483 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15484 (copy_edges_for_bb): Likewise.
15485 (initialize_cfun): Likewise.
15487 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15489 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15490 nonmemory_operand. Add "N" operand constraint.
15492 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15493 (*jcc_btsi_mask): Ditto.
15494 (*jcc_btsi_mask_1): Ditto.
15496 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15498 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15499 TYPE_CANONICAL for copied element type.
15501 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15504 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15505 Add m_CORE2 and m_GENERIC.
15506 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15507 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15509 (*jcc_btdi_rex64): New instruction and split pattern.
15510 (*jcc_btsi): Ditto.
15511 (*jcc_btsi_1): Ditto.
15512 (*btsq): Fix Intel asm dialect operand order.
15516 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15518 PR middle-end/36447
15519 * simplify-rtx.c (simplify_subreg): Add check for shift count
15522 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15524 * doc/md.texi: Synchronize with later constraints.md change.
15525 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15526 with a C implementation.
15527 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15529 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15530 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15531 when moving to and from MD_REGNUM.
15532 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15533 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15534 Handle byte and halfword moves.
15535 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15537 * config/mips/constraints.md (h): Turn into NO_REGS.
15538 (l, x): Update documentation.
15539 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15540 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15541 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15542 (HILO): New mode iterator.
15544 (any_div): New code iterator.
15545 (u): Extend code attribute to div and udiv.
15546 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15547 d_operand in the splitters. Remove redundant CONST_INT checks.
15548 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15549 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15550 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15551 accordingly, using normal moves instead of unspecs to move LO into
15552 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15553 (<u>mulsidi3): Handle expansion in C code.
15554 (<u>mulsidi3_32bit_internal): Rename to...
15555 (<u>mulsidi3_32bit): ...this.
15556 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15557 (*<u>mulsidi3_64bit): Rename to...
15558 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15559 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15560 to set LO and HI to the multiplication result. Use a normal move
15561 for MFLO and an unspec for MFHI.
15562 (*<u>mulsidi3_64bit_parts): Replace with...
15563 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15564 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15565 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15566 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15567 instead of HI. Split the instruction into a separate multiplication
15568 and MFHI if !TARGET_FIX_R4000.
15569 (<su>muldi3_highpart): Likewise.
15570 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15571 and the "=h" clobber.
15572 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15573 (<u>mulditi3): New expander.
15574 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15575 (madsi): Remove "=h" clobber.
15576 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15577 Force the modulus result to be a GPR and split the instruction into
15578 a division followed by an MFHI after reload.
15579 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15580 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15581 the MIPS16 HIGH define_split.
15582 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15583 of acc<->gpr moves to "multi".
15584 (*movdi_64bit): Replace the single "x" alternative with
15585 alternatives for moving into and out of "a".
15586 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15587 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15588 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15589 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15590 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15591 (movti): New expander.
15592 (*movti, *movti_mips16): New insns.
15593 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15594 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15595 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15596 * config/mips/predicates.md (fpr_operand): Delete.
15597 (d_operand): New predicate.
15599 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15601 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15602 failure on some Bourne shells.
15603 (x86_64-*-*): Ditto.
15605 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15607 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15609 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15611 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15612 (sparc-sun-solaris2*): Likewise.
15614 2008-06-09 Arnaud Charlet <charlet@adacore.com
15616 * doc/install.texi: Update requirements to build the Ada compiler.
15618 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15620 * df-scan.c (struct df_scan_problem_data): Remove the
15621 mw_link_pool alloc pool.
15622 (df_scan_free_internal): Don't free it.
15623 (df_scan_alloc): Don't allocate it.
15624 * df.h (struct df_link): Update comment.
15626 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15628 * except.h: Correct checks for when SJLJ exceptions must be used.
15630 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15632 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15635 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15637 PR tree-optimization/36218
15638 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15639 configure for the build system.
15640 (BUILD_LDFLAGS): Define.
15641 * configure: Regenerate.
15642 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15644 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15647 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15648 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15649 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15651 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15653 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15655 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15657 * config.gcc (Obsolete configurations): Remove list of
15659 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15660 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15661 targets matched by those patterns.
15662 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15663 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15664 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15665 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15666 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15667 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15668 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15669 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15670 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15671 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15672 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15673 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15674 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15675 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15676 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15677 Make code for Solaris 7 and greater unconditional for Solaris.
15678 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15679 Remove --with-* handling.
15680 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15681 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15682 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15683 LINK_OS_WINDISS_SPEC): Remove.
15684 * config/rs6000/sysv4.opt (mwindiss): Remove.
15685 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15686 * configure: Regenerate.
15687 * doc/cpp.texi: Don't mention BeOS.
15688 * doc/extend.texi (interrupt): Don't mention MS1.
15689 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15690 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15691 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15692 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15693 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15695 * doc/invoke.texi (MT Options): Remove.
15696 (-mwindiss): Remove.
15697 (CRIS Options): Remove cris-axis-aout references.
15698 (HPPA Options): Don't mention hppa1.1-*-pro.
15699 * doc/md.texi: (MorphoTech family): Remove.
15700 * libgcc2.c: Don't handle UWIN.
15701 * config/alpha/t-unicosmk: Remove.
15702 * config/alpha/unicosmk.h: Remove.
15703 * config/arm/kaos-arm.h: Remove.
15704 * config/arm/kaos-strongarm.h: Remove.
15705 * config/arm/strongarm-coff.h: Remove.
15706 * config/arm/strongarm-elf.h: Remove.
15707 * config/arm/strongarm-pe.h: Remove.
15708 * config/arm/t-strongarm-pe: Remove.
15709 * config/arm/t-xscale-coff: Remove.
15710 * config/arm/t-xscale-elf: Remove.
15711 * config/arm/xscale-coff.h: Remove.
15712 * config/arm/xscale-elf.h: Remove.
15713 * config/chorus.h: Remove.
15714 * config/cris/aout.h: Remove.
15715 * config/cris/aout.opt: Remove.
15716 * config/cris/t-aout: Remove.
15717 * config/i386/beos-elf.h: Remove.
15718 * config/i386/kaos-i386.h: Remove.
15719 * config/i386/ptx4-i.h: Remove.
15720 * config/i386/sco5.h: Remove.
15721 * config/i386/sco5.opt: Remove.
15722 * config/i386/sysv4-cpp.h: Remove.
15723 * config/i386/sysv5.h: Remove.
15724 * config/i386/t-beos: Remove.
15725 * config/i386/t-sco5: Remove.
15726 * config/i386/t-uwin: Remove.
15727 * config/i386/uwin.asm: Remove.
15728 * config/i386/uwin.h: Remove.
15729 * config/kaos.h: Remove.
15730 * config/mips/windiss.h: Remove.
15731 * config/mt: Remove directory.
15732 * config/pa/pa-osf.h: Remove.
15733 * config/pa/pa-pro-end.h: Remove.
15734 * config/pa/t-pro: Remove.
15735 * config/ptx4.h: Remove.
15736 * config/rs6000/beos.h: Remove.
15737 * config/rs6000/kaos-ppc.h: Remove.
15738 * config/rs6000/t-beos: Remove.
15739 * config/rs6000/windiss.h: Remove.
15740 * config/sh/kaos-sh.h: Remove.
15741 * config/sol2-6.h: Remove.
15742 * config/sparc/sol26-sld.h: Remove.
15743 * config/sparc/sysv4-only.h: Remove.
15744 * config/vax/bsd.h: Remove.
15745 * config/vax/t-memfuncs: Remove.
15746 * config/vax/ultrix.h: Remove.
15747 * config/vax/vaxv.h: Remove.
15748 * config/windiss.h: Remove.
15750 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15752 PR rtl-optimization/36438
15753 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15754 for vector shifts with constant scalar shift operands.
15756 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15758 * doc/invoke.texi: Document -march=xlr.
15759 * config/mips/xlr.md: New file.
15760 * config/mips/mips.md: Include it.
15762 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15763 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15764 (mips_rtx_cost_data): Likewise.
15766 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15768 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15769 PRE_INC and PRE_DEC cases.
15771 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15773 PR rtl-optimization/36419
15774 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15775 the emitting jump insn.
15778 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15779 is not bool, boolify the whole *expr_p and convert to the desired type.
15781 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15783 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15784 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15785 Add omp_private_outer_ref hook, add another argument to
15786 omp_clause_default_ctor hook.
15787 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15788 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15789 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15790 hook_tree_tree_tree_tree_null.
15791 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15792 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15793 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15794 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15795 * tree.def (OMP_TASK): New tree code.
15796 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15797 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15798 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15799 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15800 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15801 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15802 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15803 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15804 (OMP_DIRECTIVE_P): Add OMP_TASK.
15805 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15806 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15807 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15808 and OMP_CLAUSE_UNTIED entries.
15809 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15811 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15812 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15813 * tree-pretty-print.c (dump_omp_clause): Handle
15814 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15815 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15816 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15817 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15818 warning about unsigned iterators. Change decl/init/cond/incr
15819 arguments to TREE_VECs, check arguments for all collapsed loops.
15820 (c_finish_omp_taskwait): New function.
15821 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15823 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15824 default_function_array_conversion on init. Add par_clauses argument.
15825 If decl is present in parallel's lastprivate clause, change it to
15826 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15827 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15828 collapse count in clauses.
15829 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15830 c_parser_omp_for_loop callers.
15831 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15832 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15833 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15834 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15836 (c_parser_omp_clause_schedule): Handle schedule(auto).
15837 Include correct location in the error message.
15838 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15839 and PRAGMA_OMP_CLAUSE_UNTIED.
15840 (OMP_TASK_CLAUSE_MASK): Define.
15841 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15842 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15843 * tree-nested.c (convert_nonlocal_omp_clauses,
15844 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15845 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15846 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15847 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15849 (conver_nonlocal_reference, convert_local_reference,
15850 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15851 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15852 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15853 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15854 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15855 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15856 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15857 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15858 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15860 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15861 * c-common.h (c_finish_omp_taskwait): New prototype.
15862 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15863 * tree-parloops.c (create_parallel_loop): Create 1 entry
15864 vectors for OMP_FOR_{INIT,COND,INCR}.
15865 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15866 (make_edges): Handle OMP_TASK.
15867 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15868 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15869 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15870 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15871 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15872 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15873 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15874 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15875 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15876 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15877 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15878 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15879 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15880 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15881 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15882 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15883 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15884 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15885 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15886 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15887 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15888 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15889 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15890 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15891 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15892 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15893 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15894 original iterator is present in lastprivate clause or if
15895 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15896 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15897 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15898 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15899 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15900 if it is set, lookup var in outer contexts too. Handle
15901 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15902 to be implicitly determined firstprivate for task regions.
15903 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15904 if it is set, lookup var in outer contexts too. Set
15905 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15906 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15907 OMP_CLAUSE_UNTIED. Take region_type as last argument
15908 instead of in_parallel and in_combined_parallel.
15909 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15911 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15912 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15913 (new_omp_context): Set default_kind to
15914 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15915 (omp_region_type): New enum.
15916 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15917 fields, add region_type.
15918 (new_omp_context): Take region_type as argument instead of is_parallel
15919 and is_combined_parallel.
15920 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15921 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15922 ctx->is_combined_parallel checks.
15923 (gimplify_omp_task): New function.
15924 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15926 * omp-low.c (extract_omp_for_data): Use schedule(static)
15927 for schedule(auto). Handle pointer and unsigned iterators.
15928 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15929 Add loops argument. Extract data for collapsed OMP_FOR loops.
15930 (expand_parallel_call): Assert sched_kind isn't auto,
15931 map runtime schedule to index 3.
15932 (struct omp_for_data_loop): New type.
15933 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15934 Add loop, loops, collapse and iter_type fields.
15935 (workshare_safe_to_combine_p): Disallow combined for if
15936 iter_type is unsigned long long. Don't combine collapse > 1 loops
15937 unless all bounds and steps are constant. Adjust extract_omp_for_data
15939 (expand_omp_for_generic): Handle pointer, unsigned and long long
15940 iterators. Handle collapsed OMP_FOR loops. Adjust
15941 for struct omp_for_data changes. If libgomp function doesn't return
15942 boolean_type_node, add comparison of the return value with 0.
15943 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15944 pointer, unsigned and long long iterators. Adjust for struct
15945 omp_for_data changes.
15946 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15947 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15948 unsigned long long. Allocate loops array, pass it to
15949 extract_omp_for_data. For collapse > 1 loops use always
15950 expand_omp_for_generic.
15951 (omp_context): Add sfield_map and srecord_type fields.
15952 (is_task_ctx, lookup_sfield): New functions.
15953 (use_pointer_for_field): Use is_task_ctx helper. Change first
15954 argument's type from const_tree to tree. Clarify comment.
15955 In OMP_TASK disallow copy-in/out sharing.
15956 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15957 (install_var_field): Add mask argument. Populate both record_type
15958 and srecord_type if needed.
15959 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15961 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15962 and DECL_FIELD_OFFSET.
15963 (scan_sharing_clauses): Adjust install_var_field callers. For
15964 firstprivate clauses on explicit tasks allocate the var by value in
15965 record_type unconditionally, rather than by reference.
15966 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15967 Use is_taskreg_ctx instead of is_parallel_ctx.
15968 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15969 (create_omp_child_function_name): Add task_copy argument, use
15970 *_omp_cpyfn* names if it is true.
15971 (create_omp_child_function): Add task_copy argument, if true create
15972 *_omp_cpyfn* helper function.
15973 (scan_omp_parallel): Adjust create_omp_child_function callers.
15974 Rename parallel_nesting_level to taskreg_nesting_level.
15975 (scan_omp_task): New function.
15976 (lower_rec_input_clauses): Don't run constructors for firstprivate
15977 explicit task vars which are initialized by *_omp_cpyfn*.
15978 Pass outer var ref to omp_clause_default_ctor hook if
15979 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15980 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15981 OMP_CLAUSE_REDUCTION_INIT.
15982 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15983 avoid duplicate setting of fields. Handle
15984 OMP_CLAUSE_PRIVATE_OUTER_REF.
15985 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15986 copy-out if TREE_READONLY, only copy-in.
15987 (expand_task_copyfn): New function.
15988 (expand_task_call): New function.
15989 (struct omp_taskcopy_context): New type.
15990 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15992 (lower_omp_parallel): Rename to...
15993 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15994 Call create_task_copyfn if srecord_type is needed. Adjust
15996 (task_shared_vars): New variable.
15997 (check_omp_nesting_restrictions): Warn if work-sharing,
15998 barrier, master or ordered region is closely nested inside OMP_TASK.
15999 Add warnings for barrier if closely nested inside of work-sharing,
16000 ordered, or master region.
16001 (scan_omp_1): Call check_omp_nesting_restrictions even for
16002 GOMP_barrier calls. Rename parallel_nesting_level to
16003 taskreg_nesting_level. Handle OMP_TASK.
16004 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16005 work-sharing construct, continue looking for them on parent parallel
16007 (lower_omp_for_lastprivate): Add lastprivate clauses
16008 to the beginning of dlist rather than end. Adjust for struct
16009 omp_for_data changes.
16010 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16011 not after it. Handle collapsed OMP_FOR loops, adjust for
16012 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16013 (get_ws_args_for): Adjust extract_omp_for_data caller.
16014 (scan_omp_for): Handle collapsed OMP_FOR
16015 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16016 (lower_omp_single_simple): If libgomp function doesn't return
16017 boolean_type_node, add comparison of the return value with 0.
16018 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16019 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16020 (parallel_nesting_level): Rename to...
16021 (taskreg_nesting_level): ... this.
16022 (is_taskreg_ctx): New function.
16023 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16024 of is_parallel_ctx.
16025 (execute_lower_omp): Rename parallel_nesting_level to
16026 taskreg_nesting_level.
16027 (expand_omp_parallel): Rename to...
16028 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16029 Call omp_task_call for OMP_TASK regions.
16030 (expand_omp): Adjust caller, handle OMP_TASK.
16031 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16033 * bitmap.c (bitmap_default_obstack_depth): New variable.
16034 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16035 if argument is NULL and bitmap_default_obstack is already initialized.
16036 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16038 * matrix-reorg.c (matrix_reorg): Likewise.
16040 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16042 * config/i386/i386.md (*indirect_jump): Macroize using P
16043 mode iterator. Remove !TARGET_64BIT from insn constraints.
16044 (*tablejump_1): Ditto.
16045 (*indirect_jump_rex64): Remove insn pattern.
16046 (*tablejump_1_rex64): Ditto.
16047 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16048 and eh_return_si insn patterns.
16050 2008-06-06 Richard Guenther <rguenther@suse.de>
16052 * tree-ssa-structalias.c (merge_smts_into): Remove.
16053 (find_what_p_points_to): Do not bother to compute the
16054 points-to set for pt_anything pointers.
16055 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16056 for pt_anything pointers is ok.
16058 2008-06-06 Jan Hubicka <jh@suse.cz>
16060 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16062 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16064 * cgraph.c: Fix typos in comments.
16065 (cgraph_availability_names): Fix string typo.
16066 * fold-const.c: Fix typos in comments.
16067 (fold_binary): Fix typo in warning.
16068 * genautomata.c: Fix typos in comments.
16069 (check_presence_pattern_sets): Fix typo in local variable.
16070 (output_description): Fix typo in output.
16071 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16072 * hwint.h: Likewise.
16073 * matrix-reorg.c (check_allocation_function): Likewise.
16074 * omega.c (smooth_weird_equations): Likewise.
16075 * auto-inc-dec.c: Fix typos in comments.
16076 * bb-reorder.c: Likewise.
16077 * builtins.c: Likewise.
16078 * c-common.c: Likewise.
16079 * c-cppbuiltin.c: Likewise.
16080 * c-parser.c: Likewise.
16081 * c-pretty-print.c: Likewise.
16082 * cfgcleanup.c: Likewise.
16083 * cfgexpand.c: Likewise.
16084 * cfghooks.c: Likewise.
16085 * cfglayout.c: Likewise.
16086 * cfgloopmanip.c: Likewise.
16087 * cgraphunit.c: Likewise.
16088 * coverage.c: Likewise.
16089 * dbxout.c: Likewise.
16090 * df-byte-scan.c: Likewise.
16091 * df-core.c: Likewise.
16092 * df-problems.c: Likewise.
16093 * df-scan.c: Likewise.
16095 * dominance.c: Likewise.
16096 * domwalk.c: Likewise.
16098 * dwarf2out.c: Likewise.
16099 * emit-rtl.c: Likewise.
16100 * et-forest.c: Likewise.
16101 * function.c: Likewise.
16102 * function.h: Likewise.
16104 * gcov-io.c: Likewise.
16105 * gcov.c: Likewise.
16106 * gcse.c: Likewise.
16107 * genattrtab.c: Likewise.
16108 * ggc-page.c: Likewise.
16109 * gimplify.c: Likewise.
16110 * gthr-lynx.h: Likewise.
16111 * haifa-sched.c: Likewise.
16112 * ipa-cp.c: Likewise.
16113 * ipa-inline.c: Likewise.
16114 * ipa-prop.h: Likewise.
16115 * ipa-pure-const.c: Likewise.
16116 * ipa-struct-reorg.c: Likewise.
16117 * ipa-struct-reorg.h: Likewise.
16118 * ipa-type-escape.c: Likewise.
16120 * loop-doloop.c: Likewise.
16121 * mips-tfile.c: Likewise.
16122 * mkmap-flat.awk: Likewise.
16123 * mkmap-symver.awk: Likewise.
16124 * modulo-sched.c: Likewise.
16125 * omp-low.c: Likewise.
16126 * optabs.c: Likewise.
16127 * optabs.h: Likewise.
16128 * opts.c: Likewise.
16129 * passes.c: Likewise.
16130 * postreload-gcse.c: Likewise.
16131 * postreload.c: Likewise.
16132 * predict.c: Likewise.
16133 * pretty-print.h: Likewise.
16134 * profile.c: Likewise.
16135 * protoize.c: Likewise.
16136 * ra-conflict.c: Likewise.
16137 * real.c: Likewise.
16138 * recog.c: Likewise.
16139 * regclass.c: Likewise.
16140 * regs.h: Likewise.
16141 * reload.c: Likewise.
16142 * rtl-error.c: Likewise.
16143 * rtlanal.c: Likewise.
16144 * scan.h: Likewise.
16145 * sched-rgn.c: Likewise.
16147 * stmt.c: Likewise.
16148 * target.h: Likewise.
16149 * tree-dfa.c: Likewise.
16150 * tree-eh.c: Likewise.
16151 * tree-flow-inline.h: Likewise.
16152 * tree-inline.c: Likewise.
16153 * tree-into-ssa.c: Likewise.
16154 * tree-loop-distribution.c: Likewise.
16155 * tree-nested.c: Likewise.
16156 * tree-parloops.c: Likewise.
16157 * tree-pass.h: Likewise.
16158 * tree-pretty-print.c: Likewise.
16159 * tree-profile.c: Likewise.
16160 * tree-scalar-evolution.c: Likewise.
16161 * tree-sra.c: Likewise.
16162 * tree-ssa-alias-warnings.c: Likewise.
16163 * tree-ssa-ccp.c: Likewise.
16164 * tree-ssa-coalesce.c: Likewise.
16165 * tree-ssa-dom.c: Likewise.
16166 * tree-ssa-dse.c: Likewise.
16167 * tree-ssa-forwprop.c: Likewise.
16168 * tree-ssa-live.c: Likewise.
16169 * tree-ssa-live.h: Likewise.
16170 * tree-ssa-loop-im.c: Likewise.
16171 * tree-ssa-loop-ivopts.c: Likewise.
16172 * tree-ssa-loop-niter.c: Likewise.
16173 * tree-ssa-loop-prefetch.c: Likewise.
16174 * tree-ssa-phiopt.c: Likewise.
16175 * tree-ssa-phiprop.c: Likewise.
16176 * tree-ssa-sccvn.c: Likewise.
16177 * tree-ssa-ter.c: Likewise.
16178 * tree-ssa-threadupdate.c: Likewise.
16179 * tree-ssa.c: Likewise.
16180 * tree-vect-analyze.c: Likewise.
16181 * tree-vect-transform.c: Likewise.
16182 * tree-vectorizer.c: Likewise.
16183 * tree-vn.c: Likewise.
16184 * tree-vrp.c: Likewise.
16185 * tree.c: Likewise.
16186 * tree.def: Likewise.
16187 * tree.h: Likewise.
16188 * unwind-dw2-fde.c: Likewise.
16189 * unwind.inc: Likewise.
16190 * value-prof.c: Likewise.
16191 * vmsdbgout.c: Likewise.
16193 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16195 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16196 always place FP constants in the TOC for TARGET_POWERPC64.
16197 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16199 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16201 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16202 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16203 enable for TARGET_E500_DOUBLE.
16204 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16205 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16206 floating-point modes like integer modes for E500 double.
16207 (rs6000_legitimate_offset_address_p): Likewise.
16208 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16209 addressing for DDmode for E500 double.
16210 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16211 modes as using 64-bits of registers for E500 double.
16212 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16213 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16214 specially for E500 double.
16215 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16216 TDmode for E500 double.
16217 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16218 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16219 (rs6000_split_multireg_move): Do not handle TDmode specially for
16221 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16222 using 64-bit registers for E500 double.
16223 (emit_frame_save): Do not handle DDmode specially for E500 double.
16224 (gen_frame_mem_offset): Likewise.
16225 (rs6000_function_value): Do not call spe_build_register_parallel
16226 for DDmode or TDmode.
16227 (rs6000_libcall_value): Likewise.
16228 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16229 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16232 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16234 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16237 2008-06-04 Junjie Gu <jgu@tensilica.com>
16239 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16240 comparison for frame pointers.
16242 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16245 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16247 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16250 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16251 register is already smaller or equal to required mode.
16253 2008-06-04 Xinliang David Li <davidxl@google.com>
16255 * tree-call-cdce.c: New file.
16256 (cond_dead_built_in_calls): New static variable.
16257 (input_domain): New struct.
16258 (check_pow): New function.
16259 (check_builtin_call): Ditto.
16260 (check_target_format): Ditto.
16261 (is_call_dce_candidate): Ditto.
16262 (gen_one_condition): Ditto.
16263 (gen_conditions_for_domain): Ditto.
16264 (get_domain): Ditto.
16265 (gen_conditions_for_pow_cst_base): Ditto.
16266 (gen_conditions_for_pow_int_base): Ditto.
16267 (gen_conditions_for_pow): Ditto.
16268 (get_no_error_domain): Ditto.
16269 (gen_shrink_wrap_conditions): Ditto.
16270 (shrink_wrap_one_built_in_call): Ditto.
16271 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16272 (tree_call_cdce): Ditto.
16273 (gate_call_cdce): Ditto.
16274 (pass_call_cdce): New gimple pass.
16275 * passes.c: (init_optimization_passes): New pass.
16276 * tree-pass.h: New pass declaration.
16277 * opts.c (decode_options): New flag setting.
16278 * common.opt: Add -ftree-builtin-call-dce flag.
16279 * Makefile.in: Add new source file.
16280 * tempvar.def: New tv_id.
16281 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16283 2008-06-04 Richard Guenther <rguenther@suse.de>
16285 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16286 (is_call_clobbered): Always check var_ann->call_clobbered.
16287 (mark_call_clobbered): Always set var_ann->call_clobbered.
16288 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16289 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16290 (reset_alias_info): Clear call clobbering info on MTAGs and
16292 (set_pt_anything): Set pt_global_mem.
16293 (create_tag_raw): Adjust comment.
16294 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16296 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16297 Maxim Kuvyrkov <maxim@codesourcery.com>
16299 * config/m68k/m68k.opt (mxgot): New option.
16300 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16301 (m68k_output_addr_const_extra): New.
16302 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16303 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16304 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16305 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16307 2008-06-04 Richard Guenther <rguenther@suse.de>
16309 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16310 negative or non-representable offsets.
16312 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16314 * config/i386/i386.c (ix86_gen_leave): New.
16315 (ix86_gen_pop1): Likewise.
16316 (ix86_gen_add3): Likewise.
16317 (ix86_gen_sub3): Likewise.
16318 (ix86_gen_sub3_carry): Likewise.
16319 (ix86_gen_one_cmpl2): Likewise.
16320 (ix86_gen_monitor): Likewise.
16321 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16322 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16323 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16324 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16325 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16326 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16327 (ix86_expand_epilogue): Updated.
16328 (print_operand): Handle integer register operand for 'z'.
16329 (ix86_expand_strlensi_unroll_1): Likewise.
16330 (ix86_expand_strlen): Likewise.
16331 (ix86_expand_builtin): Likewise.
16332 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16333 mov{q}/mov{l} and add{q}/add{l}.
16335 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16337 * config/i386/i386.md (P): New mode iterator.
16338 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16339 using P mode iterator.
16340 (DFmode push_operand splitter): Ditto.
16341 (XFmode push_operand splitter): Ditto.
16342 (DFmode float_extend SFmode push_operand splitter): Ditto.
16343 (XFmode float_extend SFmode push_operand splitter): Do not generate
16344 SImode pushes for 64bit target. Macroize Dimode and SImode
16345 pushes using P mode iterator.
16346 (XFmode float_extend DFmode push_operand splitter): Ditto.
16348 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16350 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16351 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16352 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16353 return type to int.
16354 (ix86_call_abi_override): Remove check for call_used_regs.
16356 2008-06-03 Richard Guenther <rguenther@suse.de>
16358 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16359 for the lhs of calls if the return type contains pointers.
16361 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16363 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16364 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16365 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16366 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16367 of cfun and DEFAULT_ABI to deceide abi mode.
16368 (DEFAULT_ABI): New.
16369 (REG_PARM_STACK_SPACE): Removed.
16370 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16371 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16372 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16373 (ix86_function_abi): Likewise.
16374 (ix86_function_type_abi): Likewise.
16375 (ix86_call_abi_override): Likewise.
16376 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16377 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16378 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16379 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16381 (X86_64_REGPARM_MAX): New.
16382 (X86_64_SSE_REGPARM_MAX): New.
16383 (X64_REGPARM_MAX): New.
16384 (X64_SSE_REGPARM_MAX): New.
16385 (X86_32_REGPARM_MAX): New.
16386 (X86_32_SSE_REGPARM_MAX): New.
16387 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16388 (ix86_function_regparm): Handle user calling abi.
16389 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16390 by DEFAULT_ABI versus SYSV_ABI check.
16391 (ix86_reg_parm_stack_space): New.
16392 (ix86_function_type_abi): New.
16393 (ix86_call_abi_override): New.
16394 (ix86_function_abi): New.
16395 (ix86_cfun_abi): New.
16396 (init_cumulative_args): Call abi specific initialization.
16397 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16398 (function_arg_64): Extend SSE_REGPARM_MAX check.
16399 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16400 (ix86_pass_by_reference): Likewise.
16401 (ix86_function_value_regno_p): Likewise.
16402 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16403 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16404 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16405 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16406 (setup_incoming_varargs_64): Adjust regparm for call abi.
16407 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16408 (ix86_va_start): Likewise.
16409 (ix86_gimplify_va_arg): Likewise.
16410 (ix86_expand_prologue): Likewise.
16411 (output_pic_addr_const): Likewise.
16412 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16413 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16414 (x86_output_mi_thunk): Likewise.
16415 (x86_function_profiler): Likewise.
16416 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16417 (SYSV_ABI, MS_ABI): New constants.
16418 (DEFAULT_ABI): New.
16419 (init_regs): Add prototype of function in regclass.c file.
16420 (OVERRIDE_ABI_FORMAT): New.
16421 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16422 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16423 (OUTGOING_REG_PARM_STACK_SPACE): New.
16424 (ix86_reg_parm_stack_space): New prototype.
16425 (CUMULATIVE_ARGS): Add call_abi member.
16426 (machine_function): Add call_abi member.
16427 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16428 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16430 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16433 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16434 (avr_builtin_setjmp_frame_value): New function.
16435 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16436 (nonlocal_goto): Define.
16438 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16440 * config/mips/mips.c (mips_emit_loadgp): Return early if
16441 there is nothing do to, otherwise emit a blockage if
16442 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16443 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16445 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16447 * configure.ac: Drop unneeded backslash ending up in config.in.
16448 * acinclude.m4: Likewise.
16449 * config.in: Regenerate.
16451 2008-05-26 Jan Hubicka <jh@suse.cz>
16453 * predict.c (maybe_hot_frequency_p): Break out of...
16454 (maybe_hot_bb_p): ... here.
16455 (maybe_hot_edge_p): New.
16456 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16457 * basic-block.h (maybe_hot_edge_p): Declare.
16459 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16461 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16462 (*cmpfp_<mode>_cc): Ditto.
16463 (*fp_jcc_8<mode>_387): Ditto.
16464 (*fop_<MODEF:mode>_2_i387): Ditto.
16465 (*fop_<MODEF:mode>_3_i387): Ditto.
16466 (*fop_xf_2_i387): Ditto.
16467 (*fop_xf_3_i387): Ditto.
16469 2008-06-02 Tomas Bily <tbily@suse.cz>
16471 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16473 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16475 * config/mips/mips.c (mips_valid_offset_p): New function.
16476 (mips_valid_lo_sum_p): Likewise.
16477 (mips_classify_address): Use them.
16478 (mips_force_address): New function.
16479 (mips_legitimize_address): Use it.
16480 * config/mips/mips.md (MOVE128): New mode iterator.
16481 (movtf): Require TARGET_64BIT. Remove empty strings.
16482 (*movtf_internal): Rename to...
16483 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16484 of "R" and use {,fp}{load,store} attributes instead of "multi".
16485 Use a separate define_split.
16486 (*movtf_mips16): New pattern.
16488 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16490 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16491 * config/mips/mips.c (mips_expand_before_return): New function.
16492 (mips_expand_epilogue): Call it.
16493 * config/mips/mips.md (return): Turn into a define_expand.
16494 (*return): New insn.
16496 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16498 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16499 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16500 functions. Do not emit uses and clobbers of CONCATs; individually
16501 use and clobber their operands.
16502 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16503 gen_clobber, emit_use and gen_use.
16504 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16505 (expand_builtin_return): Likewise.
16506 * cfgbuild.c (count_basic_blocks): Likewise.
16507 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16508 * explow.c (emit_stack_restore): Likewise.
16509 * expmed.c (extract_bit_field_1): Likewise.
16510 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16511 (emit_move_multi_word, store_constructor): Likewise.
16512 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16513 (thread_prologue_and_epilogue_insns): Likewise.
16514 * lower-subreg.c (resolve_simple_move): Likewise.
16515 * optabs.c (widen_operand, expand_binop): Likewise.
16516 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16517 * reload.c (find_reloads): Likewise.
16518 * reload1.c (eliminate_regs_in_insn): Likewise.
16519 * stmt.c (expand_nl_goto_receiver): Likewise.
16520 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16521 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16522 * config/arm/arm.c (arm_load_pic_register): Likewise.
16523 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16524 * config/arm/arm.md (untyped_return): Likewise.
16525 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16526 * config/avr/avr.c (expand_prologue): Likewise.
16527 * config/bfin/bfin.c (do_unlink): Likewise.
16528 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16529 * config/cris/cris.c (cris_expand_prologue): Likewise.
16530 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16531 (machopic_legitimize_pic_address): Likewise.
16532 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16533 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16534 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16535 (ix86_expand_convert_uns_didf_sse): Likewise.
16536 (ix86_expand_vector_init_general): Likewise.
16537 * config/ia64/ia64.md (eh_epilogue): Likewise.
16538 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16539 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16540 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16541 (config/iq2000/iq2000.c): Likewise.
16542 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16543 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16544 (builtin_longjmp): Likewise.
16545 * config/mn10300/mn10300.md (call, call_value): Likewise.
16546 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16547 * config/pdp11/pdp11.md (abshi2): Likewise.
16548 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16549 * config/s390/s390.c (s390_emit_prologue): Likewise.
16550 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16551 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16552 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16553 * config/sh/sh.c (prepare_move_operands): Likewise.
16554 (output_stack_adjust, sh_expand_epilogue): Likewise.
16555 (sh_set_return_address, sh_expand_t_scc): Likewise.
16556 * config/sparc/sparc.c (load_pic_register): Likewise.
16557 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16558 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16559 * config/v850/v850.c (expand_epilogue): Likewise.
16561 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16563 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16564 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16565 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16566 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16567 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16568 stack pointer register.
16569 (output_movhi): Remove code for interrupt specific writing to the
16570 stack pointer register.
16572 2008-05-31 Richard Guenther <rguenther@suse.de>
16574 PR tree-optimization/34244
16575 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16576 (tree_expr_nonzero_warnv_p): Likewise.
16577 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16578 ssa_name_nonnegative_p.
16579 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16580 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16581 not tree_expr_nonzero_warnv_p.
16583 PR tree-optimization/36262
16585 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16587 PR tree-optimization/34244
16588 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16589 (record_numbers_of_iterations): New function.
16590 (execute_vrp): Cache the numbers of iterations of loops.
16591 * tree-scalar-evolution.c (scev_reset_except_niters):
16593 (scev_reset): Use scev_reset_except_niters.
16594 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16596 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16598 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16599 __WORKAROUND_RETS when appropriate.
16601 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16603 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16604 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16606 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16607 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16608 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16609 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16610 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16611 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16612 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16613 *fop_df_1_sse insn patterns using MODEF mode iterator.
16614 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16615 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16616 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16617 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16618 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16619 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16620 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16621 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16622 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16623 (*fop_xf_5_i387): Ditto.
16624 (*fop_xf_6_i387): Ditto.
16626 2008-05-30 Richard Guenther <rguenther@suse.de>
16628 * builtins.c (build_string_literal): Avoid generating
16629 a non-gimple_val result.
16631 2008-05-30 DJ Delorie <dj@redhat.com>
16633 * exec-tool.in: Use an environment variable (private) instead of a
16634 file (shared) as a semaphore, so as to not break parallel builds.
16636 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16638 * optabs.c (maybe_encapsulate_block): Remove.
16639 (emit_libcall_block): Adjust accordingly.
16640 * optabs.h (maybe_encapsulate_block): Remove prototype.
16642 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16643 Don't use maybe_encapsulate_block.
16645 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16647 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16648 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16649 rtx is a SYMBOL_REF before calling get_pool_constant.
16651 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16653 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16655 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16657 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16658 rather than OS names to choose INO_T_EQ definition.
16659 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16660 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16662 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16665 * config/darwin-f.c: New.
16666 * config/t-darwin: Added rule to build darwin-f.o.
16667 * config.gcc: Defined new variable, fortran_target_objs.
16668 (*-*-darwin*): Set fortran_target_objs.
16669 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16670 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16671 * configure: Regenerated.
16673 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16676 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16677 canonical type if needed.
16679 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16681 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16683 2008-05-29 Richard Guenther <rguenther@suse.de>
16685 PR tree-optimization/36343
16686 PR tree-optimization/36346
16687 PR tree-optimization/36347
16688 * tree-flow.h (clobber_what_p_points_to): Declare.
16689 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16690 pointed-to variable is dereferenced is irrelevant to whether
16691 the pointer can access the pointed-to variable.
16692 (clobber_what_p_points_to): New function.
16693 * tree-ssa-alias.c (set_initial_properties): Use it.
16694 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16695 call clobber check for NMTs.
16697 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16699 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16700 for printing gcov_type.
16702 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16704 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16705 and the eh region information.
16706 * value-prof.c (gimple_move_stmt_histograms): New function.
16707 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16709 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16711 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16713 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16715 * value-prof.c (tree_ic_transform): Print counts.
16716 * tree-profile.c (tree_gen_ic_func_profiler):
16717 Clear __gcov_indreict_call_callee variable to avoid misattribution
16720 2008-05-28 Rafael Espíndola <espindola@google.com>
16722 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16725 2008-05-28 Richard Guenther <rguenther@suse.de>
16727 PR tree-optimization/36339
16728 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16729 and clobbering code out of the loop.
16731 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16733 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16736 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16737 s390_contiguous_bitmask_p, s390_symref_operand_p,
16738 s390_check_symref_alignment, s390_reload_larl_operand,
16739 s390_reload_symref_address): New functions.
16740 (s390_branch_condition_mnemonic): Support compare and branch
16742 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16743 and 'W' constraints.
16744 (s390_secondary_reload): Add secondary reloads for unaligned
16745 symbol refs or symbol refs to floating point or QI/TI mode
16747 (legitimate_address_p): Accept symbol references as addresses.
16748 (s390_expand_insv): Use rotate and insert selected bits
16749 instruction for insv when building for z10.
16750 (print_operand_address): Handle symbol ref addresses.
16751 (print_operand): Output modifier 'c' added for signed byte values.
16752 (s390_encode_section_info): Mark symbol refs with
16753 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16755 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16756 (length attribute): RRF, RRR have 4 byte length.
16757 (FPALL, INTALL): New mode iterators added.
16758 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16759 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16760 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16761 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16762 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16763 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16764 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16765 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16767 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16768 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16769 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16770 reload<INTALL:mode><P:mode>_toreg_z10,
16771 reload<FPALL:mode><P:mode>_tomem_z10,
16772 reload<FPALL:mode><P:mode>_toreg_z10,
16773 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16774 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16775 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16776 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16778 (movmem, clrmem, cmpmem): New splitters added.
16780 * config/s390/predicates.md (larl_operand): Use
16781 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16782 SYMBOL_REF_ALIGN1_P.
16783 (s390_signed_integer_comparison,
16784 s390_unsigned_integer_comparison): New predicates.
16786 * config/s390/s390-protos.h (s390_check_symref_alignment,
16787 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16788 s390_reload_symref_address,
16789 s390_compare_and_branch_condition_mask): Prototypes added.
16791 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16792 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16793 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16795 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16797 * config/s390/s390.c (z10_cost): New cost function for z10.
16798 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16799 (s390_issue_rate): Adjust issue rate for z10.
16800 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16801 (processor_flags): Add PF_Z10.
16802 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16803 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16804 * gcc/config.gcc: Add z10.
16806 2008-05-28 Richard Guenther <rguenther@suse.de>
16808 PR tree-optimization/36291
16809 * tree-flow. h (struct gimple_df): Remove var_anns member.
16810 * tree-flow-inline.h (gimple_var_anns): Remove.
16811 (var_ann): Simplify.
16812 * tree-dfa.c (create_var_ann): Simplify.
16813 (remove_referenced_var): Clear alias info from var_anns of globals.
16814 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16815 (delete_tree_ssa): Clear alias info from var_anns of globals.
16816 Do not free var_anns.
16817 (var_ann_eq): Remove.
16818 (var_ann_hash): Likewise.
16820 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16822 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16823 and loongson2f entries.
16824 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16825 * config/mips/mips.h (processor_type): Add Loongson-2E
16826 and Loongson-2F entries.
16827 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16828 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16829 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16830 * doc/invoke.texi (MIPS Options): Document loongson2e
16831 and loongson2f processor names.
16833 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16837 * config/i386/i386.c (ix86_function_arg_boundary): Use
16838 alignment of canonical type.
16839 (ix86_expand_vector_move): Check unaligned memory access for
16842 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16844 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16845 Moved to the front of file.
16847 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16848 H.J. Lu <hongjiu.lu@intel.com>
16850 * dwarf2out.c (current_fde): New.
16852 (lookup_cfa:): Likewise.
16853 (dwarf2out_end_epilogue): Likewise.
16854 (dwarf2out_note_section_used): Likewise.
16856 2008-05-27 Michael Matz <matz@suse.de>
16859 * c.opt (Wenum-compare): New warning option.
16860 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16862 2008-05-27 Michael Matz <matz@suse.de>
16864 PR middle-end/36326
16865 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16867 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16868 into memory as tail calls.
16870 2008-05-27 Richard Guenther <rguenther@suse.de>
16872 PR tree-optimization/36339
16873 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16874 pointers cause all addressable variables to be call clobbered.
16876 2008-05-27 Richard Guenther <rguenther@suse.de>
16878 PR tree-optimization/36245
16879 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16881 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16883 * config/s390/s390.md: Replace all occurences of the 'm'
16884 constraint with 'RT'.
16886 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16888 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16890 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16892 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16893 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16894 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16896 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16898 * reload.c: (find_reloads): Skip alternatives according to the
16899 "enabled" attribute. Constify the constraint variable.
16900 * recog.c (get_attr_enabled): Add default implementation.
16901 (extract_insn): Set the alternative_enabled_p array
16902 in the recog_data struct.
16903 (preprocess_constraints, constrain_operands): Skip
16904 alternatives according to the "enabled" attribute
16905 * recog.h (struct recog_data): New field alternative_enabled_p.
16906 (skip_alternative): New inline function.
16907 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16908 (record_reg_classes): Skip alternative according to the
16909 "enabled" attribute.
16911 * doc/md.texi: Add documention for the "enabled" attribute.
16913 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16915 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16916 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16917 constraint with TARGET_MEM_CONSTRAINT.
16918 * recog.c (asm_operand_ok, preprocess_constraints,
16919 constrain_operands): Likewise.
16920 * regclass.c (record_reg_classes): Likewise.
16921 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16922 * reload1.c (maybe_fix_stack_asms): Likewise.
16923 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16924 * recog.h: Adjust comment.
16925 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16926 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16927 * doc/md.texi: Add a note to description of 'm' constraint.
16928 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16930 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16932 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16933 that the bitfield is of integral type before testing its precision.
16935 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16936 Sa Liu <saliu@de.ibm.com>
16938 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16939 __modti3, __udivti3, __umodti3 and __udivmodti4.
16940 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16941 that implement TImode mul and div functions.
16942 * config/spu/multi3.c: New. Implement __multi3.
16943 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16944 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16947 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16949 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16950 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16951 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16952 tls_sysv_suffix): New mode and mode attribute iterators.
16953 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16954 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16955 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16956 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16957 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16960 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16962 PR tree-optimization/36329
16963 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16964 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16965 * cgraphbuild.c (initialize_inline_failed): Use the latter
16966 macro in lieu of the former.
16967 * ipa-inline.c (cgraph_mark_inline): Likewise.
16968 (cgraph_decide_inlining_of_small_function): Likewise.
16969 (cgraph_decide_inlining): Likewise.
16970 (cgraph_decide_inlining_incrementally): Likewise.
16972 2008-05-26 Tristan Gingold <gingold@adacore.com>
16973 Anatoly Sokolov <aesok@post.ru>
16975 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16976 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16977 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16978 optimization for 'avr6' architecture.
16980 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16983 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16985 2008-05-26 Richard Guenther <rguenther@suse.de>
16987 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16988 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16990 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16992 PR middle-end/36253
16993 * caller-save.c (insert_restore): Verify alignment of spill space.
16994 (insert_save): Likewise.
16995 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16996 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16997 (STACK_SLOT_ALIGNMENT): Likewise.
16998 * function.c (LOCAL_ALIGNMENT): Removed.
16999 (get_stack_local_alignment): New.
17000 (assign_stack_local): Use it. Set alignment on stack slot.
17001 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17002 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17003 (STACK_SLOT_ALIGNMENT): New.
17004 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17005 stack slot in XFmode.
17007 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17009 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17012 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17013 argument operand in rax isn't removed.
17015 2008-05-26 Richard Guenther <rguenther@suse.de>
17017 PR middle-end/36300
17018 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17019 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17021 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17024 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17026 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17028 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17029 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17031 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17033 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17034 build a trampoline if we don't want one.
17035 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17036 return zero for nested functions if we don't want a trampoline.
17038 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17040 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17042 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17045 * c.opt: Removed undocumented option '-lang-fortran'.
17046 * c-common.h: Removed global variable 'lang_fortran'.
17047 * c-opts.c (c_common_handle_option): Removed code to handle
17048 option '-lang-fortran'. Updated includes.
17049 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17050 definition of '__GFORTRAN__'.
17051 (define__GNUC__): Reimplemented to use BASEVER and
17052 cpp_define_formatted.
17053 (builtin_define_with_value_n): Removed.
17054 * c-incpath.h: Renamed to ...
17055 * incpath.h: ... this.
17056 * c-incpath.c: Renamed to ...
17057 * incpath.c: ... this. Updated includes.
17058 * fix-header.c: Updated includes.
17059 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17060 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17061 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17063 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17065 * tree.h: Update the table of flags used on tree nodes.
17066 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17067 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17068 (FORCED_LABEL): Add access check.
17069 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17070 (ASM_INPUT_P): Likewise.
17071 (ASM_VOLATILE_P): Likewise.
17072 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17073 (OMP_SECTION_LAST): Access private_flag directly.
17074 (OMP_RETURN_NOWAIT): Likewise.
17075 (OMP_PARALLEL_COMBINED): Likewise.
17076 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17077 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17078 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17079 deprecated_flag directly.
17081 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17083 * final.c (frame_pointer_needed): Removed.
17084 * flags.h (frame_pointer_needed): Likewise.
17086 * function.h (rtl_data): Add frame_pointer_needed.
17087 (frame_pointer_needed): New.
17089 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17091 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17093 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17095 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17098 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17100 * c-common.c (strip_array_types): Move function to..
17102 (get_inner_array_type): Delete.
17103 * c-common.h (strip_array_types): Move declaration to..
17105 (get_inner_array_type): Delete.
17106 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17107 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17108 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17109 * config/pa/pa.c (emit_move_sequence): Likewise.
17111 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17113 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17116 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17118 * function.c: Include target hook for nonlocal_goto frame value.
17120 2008-05-24 Richard Guenther <rguenther@suse.de>
17122 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17123 variable can be only accessed through a pointer or a union.
17125 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17127 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17128 * doc/extend.texi: Likewise.
17130 2008-05-23 DJ Delorie <dj@redhat.com>
17132 * config/m32c/jump.md (untyped_call): Add.
17134 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17135 for A24 to PSImode.
17136 (m32c_address_cost): Detail costs for indirect offsets.
17138 2008-05-23 Rafael Espíndola <espindola@google.com>
17140 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17141 if a node is a SUBREG.
17142 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17145 2008-05-23 Paul Brook <paul@codesourcery.com>
17146 Carlos O'Donell <carlos@codesourcery.com>
17148 * doc/extend.texi: Clarify use of __attribute__((naked)).
17149 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17150 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17151 * function.c (use_register_for_decl): Use
17152 targetm.calls.allocate_stack_slots_for_args.
17153 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17154 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17155 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17157 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17159 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17161 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17163 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17164 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17165 is only rounded once.
17167 2008-05-23 Richard Guenther <rguenther@suse.de>
17169 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17171 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17172 Jakub Jelinek <jakub@redhat.com>
17175 * configure.ac: Handle --enable-cld.
17176 * configure: Regenerated.
17177 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17178 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17179 (ix86_current_function_needs_cld): New define.
17180 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17181 (cld): New isns pattern.
17182 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17183 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17184 * config/i386/i386.opt (mcld): New option.
17185 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17186 TARGET_CLD and ix86_current_function_needs_cld.
17187 (override_options): Use -mcld by default for 32-bit code if
17190 * doc/install.texi (Options specification): Document --enable-cld.
17191 * doc/invoke.texi (Machine Dependent Options)
17192 [i386 and x86-64 Options]: Add -mcld option.
17193 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17195 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17196 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17197 (return_in_memory_64): Likewise.
17198 (return_in_memory_ms_64): Likewise.
17200 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17202 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17203 * builtins.c (fold_builtin_fpclassify): New.
17204 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17205 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17206 * c-common.c (handle_type_generic_attribute): Adjust to accept
17207 fixed arguments before an elipsis.
17208 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17209 * doc/extend.texi: Document __builtin_fpclassify.
17211 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17213 * omp-low.c (gate_expand_omp_ssa): Remove.
17214 (pass_expand_omp_ssa): Remove.
17215 (gate_expand_omp): Do not check for flag_openmp_ssa.
17216 * common.opt (-fopenmp-ssa): Remove.
17217 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17219 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17221 * config/sh/sh.opt (mfixed-range): New option.
17222 * config/sh/sh-protos.h (sh_fix_range): Declare.
17223 * config/sh/sh.c (sh_fix_range): New function.
17224 * config/sh/sh.h (sh_fixed_range_str): Declare.
17225 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17227 * doc/invoke.texi (SH Options): Document -mfixed-range.
17229 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17231 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17232 it before the redeclaration.
17234 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17236 * config/avr/avr.c (get_sequence_length): Add new function.
17237 (expand_prologue, expand_epilogue): Remove duplicate code.
17239 2008-05-22 Rafael Espíndola <espindola@google.com>
17241 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17244 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17246 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17247 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17249 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17250 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17251 (vect_update_misalignment_for_peel): Likewise.
17252 (vector_alignment_reachable_p): Likewise.
17253 * tree-vect-transform.c (vectorizable_load): Likewise.
17254 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17255 (get_vectype_for_scalar_type): Pass mode of scalar_type
17256 to UNITS_PER_SIMD_WORD.
17258 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17259 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17260 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17261 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17262 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17264 2008-05-22 Ira Rosen <irar@il.ibm.com>
17266 PR tree-optimization/36293
17267 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17268 if the first load must be skipped because of a gap.
17270 2008-05-22 Richard Guenther <rguenther@suse.de>
17272 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17273 more cases of offset disambiguation that is possible if
17274 strict-aliasing rules apply.
17275 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17276 for basic offset and type-based disambiguation.
17278 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17280 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17281 ix86_expand_vector_set on V16QImode for SSE4.1.
17283 2008-05-21 Tom Tromey <tromey@redhat.com>
17285 * c.opt (Wimport): Mark as undocumented.
17286 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17288 (Warning Options): Likewise.
17289 * doc/cppopts.texi: Don't mention -Wimport.
17291 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17293 PR tree-optimization/36287
17294 PR tree-optimization/36286
17295 * lambda-code.c (build_access_matrix): Do not use the loop->num
17296 for computing the number of induction variables: use the loop depth
17299 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17302 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17303 option -f(no-)leading-underscore.
17305 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17307 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17308 GET_MODE_NUNITS (mode).
17310 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17312 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17313 (-mmulhw): Add 464 to description.
17314 (-mdlmzb): Likewise.
17315 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17316 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17318 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17319 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17320 * config/rs6000/rs6000.md: Update comments for 464.
17322 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17324 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17326 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17328 * config/i386/sse.md (vec_extractv4sf): Removed.
17329 (vec_extractv2df): Likewise.
17330 (vec_extractv2di): Likewise.
17331 (vec_extractv4si): Likewise.
17332 (vec_extractv8hi): Likewise.
17333 (vec_extractv16qi): Likewise.
17334 (vec_extract<mode>): New.
17336 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17338 * config/i386/sse.md (vec_setv4sf): Removed.
17339 (vec_setv2df): Likewise.
17340 (vec_setv2di): Likewise.
17341 (vec_setv4si): Likewise.
17342 (vec_setv8hi): Likewise.
17343 (vec_setv16qi): Likewise.
17344 (vec_set<mode>): New.
17346 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17348 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17349 goto for vec_concat and vec_interleave.
17351 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17353 * config/i386/sse.md (vec_initv4sf): Removed.
17354 (vec_initv2df): Likewise.
17355 (vec_initv2di): Likewise.
17356 (vec_initv4si): Likewise.
17357 (vec_initv8hi): Likewise.
17358 (vec_initv16qi): Likewise.
17359 (vec_init<mode>): New.
17361 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17363 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17365 2008-05-21 Tom Tromey <tromey@redhat.com>
17367 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17368 (zone_find_object_offset): Likewise.
17369 (gt_ggc_m_S): Likewise.
17370 (highest_bit): Likewise.
17371 * ggc-page.c (gt_ggc_m_S): New function.
17372 * stringpool.c (string_stack): Remove.
17373 (init_stringpool): Update.
17374 (ggc_alloc_string): Use ggc_alloc.
17375 (maybe_delete_ident): New function.
17376 (ggc_purge_stringpool): Likewise.
17377 (gt_ggc_m_S): Remove.
17378 * ggc-common.c (ggc_protect_identifiers): New global.
17379 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17380 ggc_protect_identifiers.
17381 * ggc.h (ggc_protect_identifiers): Declare.
17382 (gt_ggc_m_S): Update.
17383 (ggc_purge_stringpool): Declare.
17384 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17385 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17387 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17389 2008-05-21 David S. Miller <davem@davemloft.net>
17391 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17394 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17396 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17399 2008-05-20 David Daney <ddaney@avtrex.com>
17401 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17402 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17403 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17404 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17405 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17406 (atomic_hiqi_op): New define_code_iterator.
17407 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17408 mips_expand_compare_and_swap_12.
17409 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17410 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17411 (sync_<optab><mode>, sync_old_<optab><mode>,
17412 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17413 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17414 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17415 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17416 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17417 (test_and_set_12): New insn.
17418 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17419 sync_new_<optab><mode>, sync_old_nand<mode>,
17420 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17421 clobber to operand 0 for SI and DI mode insns.
17422 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17423 mips_gen_fn_4): New typedefs.
17424 (mips_gen_fn_ptrs): Define new union type.
17425 (mips_expand_compare_and_swap_12): Remove declaration.
17426 (mips_expand_atomic_qihi): Declare function.
17427 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17428 (mips_expand_atomic_qihi): ... this. Use new generator function
17430 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17431 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17432 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17433 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17434 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17435 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17436 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17437 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17438 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17439 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17442 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17444 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17447 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17449 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17450 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17451 (avr_attribute_table): Add 'OS_main' function attribute.
17452 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17453 functions with 'OS_main' attribute.
17455 2008-05-20 Richard Guenther <rguenther@suse.de>
17457 PR tree-optimization/35204
17458 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17459 helper, split out from ...
17460 (DFS): ... here. Make the DFS walk non-recursive.
17462 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17463 Jan Sjodin <jan.sjodin@amd.com>
17465 PR tree-optimization/36181
17466 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17467 (parallelize_loops): Don't parallelize when the loop has vector
17470 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17471 Sebastian Pop <sebastian.pop@amd.com>
17473 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17474 matrix, and never look at the tree representation of the memory
17476 (linear_transform_loops): Computes parameters and access matrices.
17477 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17479 (access_matrix_get_index_for_parameter): New.
17480 * tree-data-ref.h (struct access_matrix): New.
17481 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17482 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17483 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17484 am_vector_index_for_loop): New.
17485 (struct data_reference): Add field access_matrix.
17486 (DR_ACCESS_MATRIX): New.
17487 (compute_data_dependences_for_loop): Update declaration.
17488 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17489 * lambda.h (lambda_vector_vec_p): Declared.
17490 * lambda-code.c: Depend on pointer-set.h.
17491 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17492 av_for_af_base, av_for_af, build_access_matrix,
17493 lambda_compute_access_matrices): New.
17494 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17496 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17498 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17499 $SOURCEDIR/include.
17501 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17502 Sebastian Pop <sebastian.pop@amd.com>
17504 PR tree-optimization/36206
17505 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17507 (instantiate_scev_1): Rename flags to fold_conversions.
17508 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17509 outeside instantiation_loop.
17510 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17511 (evolution_function_is_affine_or_constant_p): Removed.
17512 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17514 (analyze_siv_subscript): Pass in the loop nest number.
17515 Call evolution_function_is_affine_in_loop instead of
17516 evolution_function_is_affine_p.
17517 (analyze_overlapping_iterations): Pass in the loop nest number.
17519 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17520 Sebastian Pop <sebastian.pop@amd.com>
17522 PR tree-optimization/36206
17523 * tree-chrec.h (chrec_fold_op): New.
17524 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17527 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17529 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17531 (remove_duplicates): Do not set inode on non-inode systems.
17534 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17536 * config.gcc (tm_file): Update comments about relative pathnames.
17538 2008-05-20 Richard Guenther <rguenther@suse.de>
17540 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17541 * tree-ssa-sccvn.c (process_scc): Likewise.
17542 * tree-ssa-sink.c (execute_sink_code): Likewise.
17543 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17544 * tree-vrp.c (process_assert_insertions): Likewise.
17545 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17546 (perform_tree_ssa_dce): Likewise.
17547 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17548 (dump_dominator_optimization_stats): Likewise.
17549 * tree-vectorizer.c (vectorize_loops): Likewise.
17551 2008-05-20 Richard Guenther <rguenther@suse.de>
17553 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17555 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17557 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17558 (ix86_i386elf_return_in_memory): Likewise.
17559 (ix86_i386interix_return_in_memory): Likewise.
17560 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17561 (SUBTARGET_RETURN_IN_MEMORY): New.
17562 * config/i386/i386elf.h: Likewise.
17563 * config/i386/ptx4-i.h: Likewise.
17564 * config/i386/sol2-10.h: Likewise.
17565 * config/i386/sysv4.h: Likewise.
17566 * config/i386/vx-common.h: Likewise.
17567 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17568 * config/i386/i386.c (ix86_return_in_memory): Made static and
17569 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17570 (ix86_i386elf_return_in_memory): Removed.
17571 (ix86_i386interix_return_in_memory): Removed.
17572 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17573 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17575 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17577 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17579 2008-05-19 Xinliang David Li <davidxl@google.com>
17581 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17583 * common.opt: Ditto.
17584 * doc/invoke.texi: Ditto.
17586 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17588 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17589 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17591 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17593 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17594 sizes of operand array from 8/4 to 4/2.
17595 (ix86_expand_vector_init_general): Change size of operand array
17596 from 32 to 16. Remove op0, op1 and half_mode.
17598 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17600 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17601 (ix86_expand_vector_init_interleave): Likewise.
17602 (ix86_expand_vector_init_general): Use them. Assert
17603 word_mode == SImode when n_words == 4.
17605 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17607 * config/i386/i386.c (ix86_secondary_reload): New static function.
17608 (TARGET_SECONDARY_RELOAD): New define.
17609 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17610 * config/i386/i386.md (reload_outqi): Remove.
17612 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17614 PR middle-end/35509
17615 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17616 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17617 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17618 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17619 (fold_builtin_1): Likewise.
17620 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17621 c-common.c (check_builtin_function_arguments): Handle
17622 BUILT_IN_ISINF_SIGN.
17623 * doc/extend.texi: Document __builtin_isinf_sign.
17624 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17626 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17628 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17629 EH cleanup at the end of the pass, search for those that have been
17630 turned into forwarder blocks and do the cleanup on their successor.
17632 2008-05-18 Richard Guenther <rguenther@suse.de>
17634 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17635 pointers to sizetype and vice versa.
17637 2008-05-18 Xinliang David Li <davidxl@google.com>
17639 * gcc/tree-ssa-dce.c: Coding style fix.
17640 (check_pow): Documentation comment.
17641 (check_log): Documenation comment. Coding style fix.
17642 (is_unnecessary_except_errno_call): Ditto.
17643 (gen_conditions_for_pow): Ditto.
17644 (gen_conditions_for_log): Ditto.
17645 (gen_shrink_wrap_conditions): Ditto.
17646 (shrink_wrap_one_built_in_calls): Ditto.
17647 * gcc/doc/invoke.texi: Better documentation string.
17648 * ChangeLog: Fix wrong change log entries from
17649 May 17 checkin on function call DCE.
17651 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17653 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17655 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17657 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17658 * df-problems.c (simulation routines): Fixed block comment to
17659 properly say how to add forwards scanning functions.
17661 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17663 * tree-inline.c (setup_one_parameter): Remove dead code.
17665 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17667 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17668 a BIT_AND_EXPR only for an INTEGER_TYPE.
17670 2008-05-17 Xinliang David Li <davidxl@google.com>
17672 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17673 (check_pow, check_log, is_unnecessary_except_errno_call): New
17674 functions to check for eliminating math functions that are pure
17675 except for setting errno.
17676 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17677 general condition expressions for shrink-wrapping pow/log calls.
17678 (gen_shrink_wrap_conditions): Ditto.
17679 (shrink_wrap_one_built_in_call): Ditto.
17680 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17681 (mark_operand_necessary): If debugging, output if OP is necessary.
17682 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17684 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17686 * gcc/common.opt: New user flag -ftree-builtin-dce.
17687 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17689 2008-05-16 David S. Miller <davem@davemloft.net>
17691 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17692 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17694 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17697 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17699 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17701 * ifcvt.c (dead_or_predicable): Rename
17702 df_simulate_one_insn_backwards to df_simulate_one_insn.
17703 * recog.c (peephole2_optimize): Ditto.
17704 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17706 * df.h: Rename df_simulate_one_insn_backwards to
17707 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17708 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17709 scanning of defs and uses.
17710 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17711 (df_simulate_one_insn_forwards): Removed.
17713 2008-05-16 Doug Kwan <dougkwan@google.com>
17715 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17717 (real_from_string): Handle NaNs and Inf as approriate.
17719 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17721 * doc/gty.texi (Source Files Containing Type Information): Note
17722 that headers should appear first in the gtfiles list.
17724 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17726 * tree.def (COND_EXEC): Properly documented this code.
17728 2008-05-16 Diego Novillo <dnovillo@google.com>
17730 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17731 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17734 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17736 * tree-ssa-dse (max_stmt_uid): Removed.
17737 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17738 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17739 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17740 * function.h (cfun.last_stmt_uid): New field.
17741 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17742 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17744 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17745 (create_stmt_ann): Initialize the ann->uid field.
17746 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17748 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17750 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17752 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17753 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17754 (init_empty_tree_cfg): Call it.
17756 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17758 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17761 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17763 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17764 * tree-dump.c (dump_options): New verbose option.
17765 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17767 * tree-pass.h (TDF_VERBOSE): New dump flag.
17768 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17769 (tree-flow.h): Added include.
17770 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17772 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17774 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17776 From Jie Zhang <jie.zhang@analog.com>
17777 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17778 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17779 mcpu=bf561-none and mcpu=bf561-0.2.
17780 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17781 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17782 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17783 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17784 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17785 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17786 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17788 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17789 (cputype_selected): Remove.
17790 (bfin_handle_option): Don't use cputype_selected.
17791 (override_options): When no mcpu option, enable all workarounds.
17792 Don't use bfin_workarounds.
17793 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17795 (DEFAULT_CPU_TYPE): Don't define.
17797 2008-05-16 Richard Guenther <rguenther@suse.de>
17799 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17800 on deletion of the last stmt.
17802 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17804 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17805 V8HImode for SSE2 and V16QImode for SSE4.1.
17807 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17809 * cgraph.h (compute_inline_parameters): Made public.
17810 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17811 variable_generate_summary, function_write_summary,
17812 variable_write_summary, variable_read_summary. Added generate_summary,
17813 write_summary, read_summary.
17814 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17815 pass_ipa_inline.function_generate_summary, to
17816 compute_inline_parameters.
17817 * ipa-inline.c (compute_inline_parameters): Made public and added
17819 (compute_inline_parameters_for_current): New function.
17820 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17821 (inline_generate_summary): Removed parameter and made to loop over
17823 (pass_ipa_inline): Updated for new IPA_PASS structure.
17824 * passes.c (execute_ipa_summary_passes): Now is called once per
17825 pass rather than once per node*pass.
17827 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17829 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17830 avr_have_mul_p, avr_asm_only_p): Remove variables.
17831 (avr_override_options): Remove initialization of removed variables.
17832 (avr_file_start): Convert removed variables to fields of
17833 'struct base_arch_s *avr_current_arch'.
17834 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17835 (AVR_HAVE_MUL): (Ditto.).
17836 (AVR_HAVE_MOVW): (Ditto.).
17837 (AVR_HAVE_LPMX): (Ditto.).
17838 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17839 avr_asm_only_p): Remove declaration.
17841 2008-05-15 Diego Novillo <dnovillo@google.com>
17843 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17844 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17846 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17848 PR middle-end/36194
17849 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17850 Don't call record_truncated_value from here.
17851 (record_truncated_value): Turn it into a for_each_rtx callback.
17852 (record_truncated_values): New function.
17853 (combine_instructions): Call note_uses with record_truncated_values.
17854 Change name of check_conversion to check_promoted_subreg.
17856 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17858 * doc/sourcebuild.texi: Document support for torture tests.
17860 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17862 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17863 to alternative 4 of operand 2.
17865 2008-05-15 Richard Guenther <rguenther@suse.de>
17867 * tree-pass.h (current_pass): Declare.
17868 (get_pass_for_id): Likewise.
17869 * passes.c (passes_by_id, passes_by_id_size): New globals.
17870 (set_pass_for_id): New function.
17871 (get_pass_for_id): Likewise.
17872 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17873 (execute_function_todo): Flush per function statistics.
17874 * toplev.c (compile_file): Init statistics.
17875 (general_init): Do early statistics initialization.
17876 (finalize): Finish statistics.
17877 * statistics.h (statistics_early_init): Declare.
17878 (statistics_init): Likewise.
17879 (statistics_fini): Likewise.
17880 (statistics_fini_pass): Likewise.
17881 (statistics_counter_event): Likewise.
17882 (statistics_histogram_event): Likewise.
17883 * statistics.c: New file.
17884 * Makefile.in (OBJS-common): Add statistics.o.
17885 (statistics.o): Add dependencies.
17886 * doc/invoke.texi (-fdump-statistics): Document.
17888 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17889 (insert): Likewise.
17890 (execute_pre): Use statistics_counter_event.
17891 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17892 (substitute_and_fold): Increment it. Use statistics_counter_event.
17894 2008-05-15 Diego Novillo <dnovillo@google.com>
17896 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17898 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17899 * tree-ssa-alias.c (new_type_alias): Remove references to
17900 sub-variables from comment.
17901 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17903 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17905 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17906 attribute to 1 only for insertps alternative.
17908 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17910 * config/bfin/bfin.md (loadbytes): New pattern.
17911 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17912 (bfin_init_builtins): Initialize it.
17913 (bdesc_1arg): Add it.
17915 2008-05-15 Sa Liu <saliu@de.ibm.com>
17917 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17918 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17919 * testsuite/lib/target-supports.exp: Add
17920 check_effective_target_fortran_integer_16.
17922 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17924 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17925 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17926 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17927 (TARGET_RETURN_IN_MEMORY): Define.
17929 2008-05-15 Richard Guenther <rguenther@suse.de>
17931 PR middle-end/36244
17932 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17933 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17934 represent unmodifiable vars.
17936 2008-05-15 Richard Guenther <rguenther@suse.de>
17938 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17939 INDIRECT_REF and TARGET_MEM_REF.
17940 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17943 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17944 H.J. Lu <hongjiu.lu@intel.com>
17946 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17947 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17948 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17949 insn alternatives. Add missing alternatives.
17950 (*vec_concatv2di_rex64_sse4_1): Likewise.
17951 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17952 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17953 Require TARGET_SSE.
17955 2008-05-15 Richard Guenther <rguenther@suse.de>
17957 PR tree-optimization/36009
17958 PR tree-optimization/36204
17959 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17960 (determine_invariantness_stmt): Record the loop a store is
17961 always executed in.
17962 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17965 2008-05-15 Richard Guenther <rguenther@suse.de>
17967 PR tree-optimization/34330
17968 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17969 through the pointer will alias the SMT.
17971 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17973 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17975 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17977 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17979 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17980 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17982 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17983 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17984 (vashl_optab): New optab for vector/vector shifts.
17985 (vashr_optab): Ditto.
17986 (vlshr_optab): Ditto.
17987 (vrotl_optab): Ditto.
17988 (vrotr_optab): Ditto.
17989 (optab_subtype): New enum for optab_for_tree_code call.
17990 (optab_for_tree_code): Add enum optab_subtype argument.
17992 * optabs.c (optab_for_tree_code): Take an additional argument to
17993 distinguish between a vector shift by a scalar and vector shift by
17994 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17995 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17996 vector shift by a vector.
17997 (expand_widen_pattern_expr): Pass additional argument to
17998 optab_for_tree_code.
18000 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18001 vrotl_optab, vrotr_optab.
18003 * expr.c (expand_expr_real_1): Update calls to
18004 optab_for_tree_code to distinguish between vector shifted by a
18005 scalar and vector shifted by a vector.
18006 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18007 (supportable_narrowing_operation): Ditto.
18008 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18009 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18010 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18011 (vect_create_epilog_for_reduction): Ditto.
18012 (vectorizable_reduction): Ditto.
18013 (vectorizable_operation): Ditto.
18014 (vect_strided_store_supported): Ditto.
18015 (vect_strided_load_supported): Ditto.
18016 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18017 * expmed.c (expand_shift): Ditto.
18019 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18021 (ashr@var{m}3): Ditto.
18022 (vashl@var{m}3): Document new vector/vector shift standard name.
18023 (vashr@var{m}3): Ditto.
18024 (vlshr@var{m}3): Ditto.
18025 (vrotl@var{m}3): Ditto.
18026 (vrotr@var{m}3): Ditto.
18028 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18029 (PPERM_INVERT): Ditto.
18030 (PPERM_REVERSE): Ditto.
18031 (PPERM_REV_INV): Ditto.
18032 (PPERM_ZERO): Ditto.
18033 (PPERM_ONES): Ditto.
18034 (PPERM_SIGN): Ditto.
18035 (PPERM_INV_SIGN): Ditto.
18036 (PPERM_SRC1): Ditto.
18037 (PPERM_SRC2): Ditto.
18039 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18040 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18041 allows a memory operand to be the value being added, and split it
18042 to improve vectorization.
18043 (sse5_pmacsdqh_mem): Ditto.
18044 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18045 (sse5_mulv2div2di3_high): Ditto.
18046 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18047 (vec_pack_trunc_v4si): Ditto.
18048 (vec_pack_trunc_v2di): Ditto.
18049 (sse5_pcmov_<mode>): Remove code that tried to use use
18050 andps/andnps instead of pcmov.
18051 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18052 pmacsdqh instructions.
18053 (vec_widen_smult_lo_v4si): Ditto.
18055 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18056 (PPERM_INVERT): Ditto.
18057 (PPERM_REVERSE): Ditto.
18058 (PPERM_REV_INV): Ditto.
18059 (PPERM_ZERO): Ditto.
18060 (PPERM_ONES): Ditto.
18061 (PPERM_SIGN): Ditto.
18062 (PPERM_INV_SIGN): Ditto.
18063 (PPERM_SRC1): Ditto.
18064 (PPERM_SRC2): Ditto.
18065 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18067 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18069 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18070 says ignore whether the last reference is a memory operand.
18072 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18073 Paolo Bonzini <bonzini at gnu dot org>
18075 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18078 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18079 (vlshr<mode>3): Rename from vlshr<mode>3.
18080 (vashr<mode>3): Rename from vashr<mode>3.
18081 (mulv4sf3): Change the names of vector shift patterns.
18085 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18088 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18113 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18114 (floatunssidf2_internal): Change vector/vector shift names.
18115 (floatunsdidf2_internal): Ditto.
18122 (vashl<mode>3): Rename from ashl<mode>3.
18123 (vashr<mode>3): Rename from ashr<mode>3.
18124 (vlshr<mode>3): Rename from lshr<mode>3.
18125 (vrotl<mode>3): Rename from rotl<mode>3.
18127 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18130 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18131 multiply gives the wrong value when doing widening multiplies.
18132 (vec_widen_smult_lo_v4si): Ditto.
18134 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18136 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18137 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18138 emit_library_call_value.
18139 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18140 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18141 * calls.c (initialize_argument_information, precompute_arguments,
18142 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18143 (precompute_arguments): Removed flags parameter.
18144 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18146 2008-05-14 Richard Guenther <rguenther@suse.de>
18148 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18149 Make sure to register the store if the use is a PHI_NODE.
18151 2008-05-14 Olivier Hainque <hainque@adacore.com>
18153 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18154 memory if the component is to be referenced in BLKmode according
18155 to get_inner_reference.
18157 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18159 * calls.c (emit_library_call_value_1): Restore code clearing
18160 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18162 2008-05-14 Olivier Hainque <hainque@adacore.com>
18163 Nicolas Roche <roche@adacore.com>
18165 * configure.ac: Add support for a "gcc_subdir" variable in
18166 config-lang.in, to denote a subdirectory where the language/GCC
18167 integration files are to be found.
18168 * configure: Regenerate.
18170 2008-05-14 Ira Rosen <irar@il.ibm.com>
18172 PR tree-optimization/36098
18173 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18174 value for the first load in the group in case of a gap.
18175 (vect_build_slp_tree): Check that there are no gaps in loads.
18177 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18179 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18180 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18181 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18182 emit_insn and remove unneeded code to construct extra args.
18183 (emit_no_conflict_block): Removed.
18184 * optabls.h: (emit_no_conflict_block): Removed.
18185 * cse.c (cse_extended_basic_block): Remove search for
18186 REG_NO_CONFLICT note.
18187 * global.c: Removed incorrect comment added in revision 117.
18188 * expr.c (convert_move): Change call to emit_no_conflict_block to
18190 * recog.c: Change comments so that they do not mention
18192 * local_alloc.c (combine_regs): Removed last parameter.
18193 (no_conflict_p): Removed.
18194 (block_alloc): Removed note, no_conflict_combined_regno and set
18195 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18196 (combine_regs): Removed already_dead and code to look for
18197 REG_NO_CONFLICT notes.
18198 * lower_subreg (remove_retval_note): Removed code to look for
18199 REG_NO_CONFLICT block.
18200 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18201 (resolve_clobber): Remove code to process libcalls that have
18202 REG_NO_CONFLICT notes.
18203 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18205 * combine.c (can_combine_p, distribute_notes): Removed
18206 REG_NO_CONFLICT case.
18207 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18209 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18210 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18212 * reg-notes.def (NO_CONFLICT): Removed.
18214 2008-05-14 David S. Miller <davem@davemloft.net>
18216 * config/sparc/sparc.c (sparc_profile_hook): If
18217 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18218 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18219 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18221 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18223 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18225 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18228 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18229 and op1 expansion before vector concat to have less live pseudos.
18231 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18233 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18234 ix86_expand_vector_set if supported.
18236 2008-05-13 Diego Novillo <dnovillo@google.com>
18237 Kenneth Zadeck <zadeck@naturalbridge.com>
18239 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18241 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18242 phinodes_print_statistics, init_ssanames, fini_ssanames,
18243 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18244 release_ssa_name, release_defs, replace_ssa_name_symbol,
18245 ssanames_print_statistics): Move ...
18246 * tree-flow.h: ... here.
18247 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18248 Use FN instead of cfun.
18249 (make_ssa_name_fn): Rename from make_ssa_name.
18250 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18251 * tree-flow-inline.h (make_ssa_name): Move from
18252 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18253 * omp-low.c (expand_omp_parallel):
18254 * tree-flow-inline.h (redirect_edge_var_map_result):
18255 * tree-ssa.c (init_tree_ssa): Add argument FN.
18256 Use it instead of cfun. Update all users.
18258 2008-05-13 Tom Tromey <tromey@redhat.com>
18260 PR preprocessor/22168:
18261 * doc/cpp.texi (Top): Update menu.
18262 (Alternatives to Wrapper #ifndef): New node.
18263 (Other Directives): Document deprecation.
18264 (Obsolete Features): Remove menu.
18265 (Assertions): Merge node into Obsolete Features.
18266 (Obsolete once-only headers): Move earlier; rename to Alternatives
18267 to Wrapper #ifndef.
18268 * doc/cppopts.texi: Update.
18269 * c.opt (Wdeprecated): Enable for C and ObjC.
18270 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18271 (C++ Dialect Options): Move -Wno-deprecated from here to...
18272 (Warning Options): ... here.
18274 2008-05-13 Richard Guenther <rguenther@suse.de>
18276 PR middle-end/36227
18277 * fold-const.c (fold_sign_changed_comparison): Do not allow
18278 changes in pointer-ness.
18280 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18283 * config/sh/sh.c (sh_expand_prologue): Don't clear
18284 RTX_FRAME_RELATED_P for push insns.
18286 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18288 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18290 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18292 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18293 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18294 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18296 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18298 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18299 (*vec_concatv4sf_sse): This.
18300 (*sse2_concatv2si): Renamed to ...
18301 (*vec_concatv2si_sse2): This.
18302 (*sse1_concatv2si): Renamed to ...
18303 (*vec_concatv2si_sse): This.
18304 (*vec_concatv2di_rex): Renamed to ...
18305 (*vec_concatv2di_rex64): This.
18306 (*vec_concatv2si_sse4_1): New.
18307 (*vec_concatv2di_rex64_sse4_1): Likewise.
18309 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18311 PR rtl-optimization/36111
18312 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18313 that was created for swappable operands.
18315 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18318 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18319 * configure.ac: Add call to ACX_PROG_GNAT.
18321 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18323 * optc-gen.awk: Fix comment typo.
18325 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18327 * pretty-print.c (pp_integer_with_precision): Use
18328 HOST_LONG_LONG_FORMAT.
18330 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18332 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18334 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18336 * config/i386/i386.c (bdesc_ptest): Removed.
18337 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18338 (bdesc_args): Add __builtin_ia32_ptestz128,
18339 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18340 (ix86_init_mmx_sse_builtins): Updated.
18341 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18342 (ix86_expand_builtin): Updated.
18344 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18346 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18347 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18349 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18351 * value-prof.c (interesting_stringop_to_profile): Do not
18352 return early for BUILT_IN_MEMPCPY.
18354 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18356 * calls.c (expand_call): Don't use callgraph to increase
18357 preferred_stack_boundary.
18359 * cgraph.h (cgraph_rtl_info): Use unsigned on
18360 preferred_incoming_stack_boundary.
18362 * final.c (rest_of_clean_state): Use unsigned on
18363 preferred_stack_boundary.
18365 2008-05-09 Tom Tromey <tromey@redhat.com>
18367 PR preprocessor/22231:
18368 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18371 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18373 PR tree-optimization/36129
18374 * tree-ssa-ccp.c: Include value-prof.h.
18375 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18376 built-in function was folded to a constant.
18377 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18379 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18380 Sebastian Pop <sebastian.pop@amd.com>
18382 * tree-scalar-evolution.c: Document instantiate_scev.
18383 (instantiate_parameters_1): Renamed instantiate_scev_1.
18384 Don't use the same loop for instantiation_loop and evolution_loop.
18385 (instantiate_scev): New.
18386 (instantiate_parameters): Moved...
18387 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18388 same loop twice. Maintains the semantics for this function.
18389 * tree-scalar-evolution.h (instantiate_scev): Declare.
18390 (instantiate_parameters): ...here. Now static inline.
18391 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18392 instead of resolve_mixers.
18394 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18396 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18398 2008-05-09 Tomas Bily <tbily@suse.cz>
18400 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18401 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18402 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18403 * c-common.c (c_common_truthvalue_conversion): Likewise.
18404 * tree-object-size.c (compute_object_offset): Likewise.
18405 * tree-inline.c (estimate_num_insns_1): Likewise.
18406 * varasm.c (const_hash_1, compare_constant, copy_constant)
18407 (compute_reloc_for_constant, output_addressed_constants)
18408 (initializer_constant_valid_p): Likewise.
18409 * c-omp.c (check_omp_for_incr_expr): Likewise.
18410 * gimplify.c (gimplify_expr): Likewise.
18411 * c-typeck.c (c_finish_return): Likewise.
18412 * tree-vectorizer.c (supportable_widening_operation)
18413 (supportable_narrowing_operation): Likewise.
18414 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18415 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18416 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18417 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18418 (descr_info_loc): Likewise.
18419 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18420 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18421 (fold_unary): Likewise.
18422 * builtins.c (get_pointer_alignment): Likewise.
18423 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18424 (instantiate_parameters_1): Likewise.
18425 * tree.c (expr_align, stabilize_reference): Likewise.
18426 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18427 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18428 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18429 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18430 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18431 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18433 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18434 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18435 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18436 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18437 (forward_propagate_comparison)
18438 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18439 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18440 * emit-rtl.c (component_ref_for_mem_expr)
18441 (set_mem_attributes_minus_bitpos): Likewise.
18442 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18443 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18445 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18446 (build_function_call, pointer_diff, build_compound_expr)
18447 (c_finish_return): Likewise.
18448 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18449 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18451 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18452 * expr.c (is_aligning_offset): Likewise.
18453 * tree-ssa-alias.c (is_escape_site): Likewise.
18454 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18455 (check_all_va_list_escapes): Likewise.
18456 * tree-ssa-loop-ivopts.c (determine_base_object)
18457 (determine_common_wider_type): Likewise.
18458 * dojump.c (do_jump): Likewise.
18459 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18460 * tree-gimple.c (is_gimple_cast): Likewise.
18461 * fold-const.c (decode_field_reference, )
18462 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18463 (fold_binary): Likewise.
18464 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18465 (already_warned_in_frontend_p): Likewise.
18466 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18467 * tree.c (really_constant_p, get_unwidened): Likewise.
18468 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18469 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18470 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18472 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18474 (CONVERT_EXPR_P): Define.
18475 (CASE_CONVERT): Define.
18477 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18479 PR middle-end/36117
18480 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18481 (delete_unmarked_insns): When deleting a call, call
18482 delete_unreachable_blocks.
18483 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18484 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18486 2008-05-08 Richard Guenther <rguenther@suse.de>
18488 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18489 (-ftree-salias): Likewise.
18490 (salias-max-implicit-fields): Remove param documentation.
18491 (salias-max-array-elements): Likewise.
18492 * tree-pass.h (pass_create_structure_vars): Remove.
18493 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18494 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18495 * tree-ssa-alias.c (create_structure_vars): Remove.
18496 (gate_structure_vars): Likewise.
18497 (pass_create_structure_vars): Likewise.
18498 (gate_build_alias): Likewise.
18499 (pass_build_alias): Adjust to run always and dump the function.
18500 * common.opt (ftree-salias): Hide.
18501 * passes.c (init_optimization_passes): Remove
18502 pass_create_structure_vars, adjust comment.
18503 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18504 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18505 * opts.c (decode_options): Do not set flag_tree_salias.
18506 (common_handle_option): Add OPT_ftree_salias to the backward
18507 compatibility section.
18509 2008-05-08 Richard Guenther <rguenther@suse.de>
18511 * tree-flow-inline.h (var_can_have_subvars): Move ...
18512 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18513 * tree-flow.h (var_can_have_subvars): Remove.
18514 (push_fields_onto_fieldstack): Remove.
18515 (sort_fieldstack): Likewise.
18516 (struct fieldoff): Move ...
18517 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18518 alias_set and base_for_components fields.
18519 (sort_fieldstack): Make static.
18520 (push_fields_onto_fieldstack): Likewise. Remove code that
18521 handles anything but RECORD_TYPEs. Remove alias_set and
18522 base_for_components handling.
18523 (create_variable_info_for): Adjust.
18525 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18527 * common.opt (Wframe-larger-than=): Shorten the help message
18529 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18531 2008-05-08 Rafael Espíndola <espindola@google.com>
18533 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18535 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18536 trap and that both operands are gimple values.
18537 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18538 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18541 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18543 * read-rtl.c (join_c_conditions): Return the first string if the
18544 two strings are equal.
18546 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18548 * gensupport.h (pred_data): Add a "num_codes" field.
18549 (add_predicate_code): Declare.
18550 * gensupport.c (add_predicate_code): New function.
18551 (std_pred_table): Add an "allows_const_p" field.
18552 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18553 Remove the (incomplete) list of such codes from the codes field.
18554 (init_predicate_table): Use add_predicate_code. Add all
18555 RTX_CONST_OBJs if allows_const_p is true.
18556 * genrecog.c (process_define_predicate): Use add_predicate_code.
18558 2008-05-08 David Daney <ddaney@avtrex.com>
18559 Richard Sandiford <rsandifo@nildram.co.uk>
18561 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18562 special case of constant zero operands.
18563 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18564 old and new values. Special case constant zero values.
18565 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18567 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18568 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18570 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18573 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18574 similar RTX_CONST_OBJ before CONST_INT.
18576 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18578 * stmt.c (expand_stack_restore): Change sa mode if needed.
18580 2008-05-08 Richard Guenther <rguenther@suse.de>
18582 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18583 return type to bool.
18584 (ix86_sol10_return_in_memory): Likewise.
18585 (ix86_i386elf_return_in_memory): Likewise.
18586 (ix86_i386interix_return_in_memory): Likewise.
18587 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18588 (ix86_sol10_return_in_memory): Likewise.
18589 (ix86_i386elf_return_in_memory): Likewise.
18590 (ix86_i386interix_return_in_memory): Likewise.
18592 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18595 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18597 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18598 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18601 2008-05-08 Richard Guenther <rguenther@suse.de>
18603 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18604 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18605 (DR_SUBVARS): Remove.
18606 * tree-dfa.c (dump_subvars_for): Remove.
18607 (debug_subvars_for): Likewise.
18608 (dump_variable): Do not dump subvars.
18609 (remove_referenced_var): Do not remove subvars.
18610 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18611 (lookup_subvars_for_var): Remove.
18612 (get_subvars_for_var): Likewise.
18613 (get_subvars_at): Likewise.
18614 (get_first_overlapping_subvar): Likewise.
18615 (overlap_subvar): Likewise.
18616 * tree-flow.h (subvar_t): Remove.
18617 (struct var_ann_d): Remove subvars field.
18618 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18619 argument. Remove special handling of SFTs.
18620 (compute_tag_properties): Likewise.
18621 (set_initial_properties): Likewise.
18622 (compute_call_clobbered): Likewise.
18623 (count_mem_refs): Likewise.
18624 (compute_memory_partitions): Likewise.
18625 (compute_flow_insensitive_aliasing): Likewise.
18626 (setup_pointers_and_addressables): Likewise.
18627 (new_type_alias): Likewise.
18628 (struct used_part): Remove.
18629 (used_portions): Likewise.
18630 (struct used_part_map): Likewise.
18631 (used_part_map_eq): Likewise.
18632 (used_part_map_hash): Likewise.
18633 (free_used_part_map): Likewise.
18634 (up_lookup): Likewise.
18635 (up_insert): Likewise.
18636 (get_or_create_used_part_for): Likewise.
18637 (create_sft): Likewise.
18638 (create_overlap_variables_for): Likewise.
18639 (find_used_portions): Likewise.
18640 (create_structure_vars): Likewise.
18641 * tree.def (STRUCT_FIELD_TAG): Remove.
18642 * tree.h (MTAG_P): Adjust.
18643 (struct tree_memory_tag): Remove base_for_components and
18644 unpartitionable flags.
18645 (struct tree_struct_field_tag): Remove.
18646 (SFT_PARENT_VAR): Likewise.
18647 (SFT_OFFSET): Likewise.
18648 (SFT_SIZE): Likewise.
18649 (SFT_NONADDRESSABLE_P): Likewise.
18650 (SFT_ALIAS_SET): Likewise.
18651 (SFT_UNPARTITIONABLE_P): Likewise.
18652 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18653 (union tree_node): Remove sft field.
18654 * alias.c (get_alias_set): Remove special handling of SFTs.
18655 * print-tree.c (print_node): Remove handling of SFTs.
18656 * tree-dump.c (dequeue_and_dump): Likewise.
18657 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18658 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18659 * tree-predcom.c (set_alias_info): Do not set subvars.
18660 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18661 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18662 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18663 (add_vars_for_offset): Remove.
18664 (add_virtual_operand): Remove special handling of SFTs.
18665 (add_call_clobber_ops): Likewise.
18666 (add_call_read_ops): Likewise.
18667 (get_asm_expr_operands): Likewise.
18668 (get_modify_stmt_operands): Likewise.
18669 (get_expr_operands): Likewise.
18670 (add_to_addressable_set): Likewise.
18671 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18672 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18673 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18674 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18675 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18676 (tree_node_structure): Likewise.
18677 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18679 (find_what_p_points_to): Likewise.
18681 2008-05-08 Sa Liu <saliu@de.ibm.com>
18683 * config/spu/spu.md: Fixed subti3 pattern.
18685 2008-05-08 Richard Guenther <rguenther@suse.de>
18687 PR middle-end/36154
18688 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18689 sure to create a representative for trailing arrays for PTA.
18691 2008-05-08 Richard Guenther <rguenther@suse.de>
18693 PR middle-end/36172
18694 * fold-const.c (operand_equal_p): Two objects which types
18695 differ in pointerness are not equal.
18697 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18699 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18700 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18701 (emit_library_call_value_1): Add new variable fndecl initialized by
18702 NULL_TREE. It should be the decl type of orgfun, but this information
18703 seems not to be available here, so it uses the default calling abi.
18704 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18705 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18706 by TARGET_RETURN_IN_MEMORY.
18707 * config/i386/i386-interix.h: Likewise.
18708 * config/i386/i386.h: Likewise.
18709 * config/i386/i386elf.h: Likewise.
18710 * config/i386/ptx4-i.h: Likewise.
18711 * config/i386/sol2-10.h: Likewise.
18712 * config/i386/sysv4.h: Likewise.
18713 * config/i386/vx-common.h: Likewise.
18714 * config/cris/cris.h: Removed #if 0 clause.
18715 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18716 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18718 (ix86_sol10_return_in_memory): Likewise.
18719 (ix86_i386elf_return_in_memory): New.
18720 (ix86_i386interix_return_in_memory): New.
18721 * config/mt/mt-protos.h (mt_return_in_memory): New.
18722 * config/mt/mt.c: Likewise.
18723 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18724 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18725 * config/bfin/bfin.h: Likewise.
18726 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18728 * config/bfin/bfin.c: Likewise.
18729 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18730 * config/alpha/unicosmk.h: Likewise.
18731 * config/i386/cygming.h: Likewise.
18732 * config/iq2000/iq2000.h: Likewise.
18733 * config/mips/mips.h: Likewise.
18734 * config/mn10300/mn10300.h: Likewise.
18735 * config/rs6000/rs6000.h: Likewise.
18736 * config/score/score.h: Likewise.
18737 * config/spu/spu.h: Likewise.
18738 * config/v850/v850.h: Likewise.
18739 * defaults.h: Likewise.
18740 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18741 * expr.c (emit_block_move): Adjust use of
18742 OUTGOING_REG_PARM_STACK_SPACE.
18743 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18744 OUTGOING_REG_PARM_STACK_SPACE.
18745 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18747 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18749 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18750 on OMP_RETURN for OMP_FOR.
18753 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18754 (fortran_common): New function.
18755 (gen_variable_die): Call fortran_common instead of common_check,
18756 adjust for it returning tree instead of rtx. Formatting.
18758 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18762 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18763 * c-decl.c (merge_decls): Ditto.
18764 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18765 to RTL_CONST_OR_PURE_CALL_P.
18766 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18767 Initialized DECL_LOOPING_CONST_PURE.
18768 (process_call_operands): Set tree_side_effects properly.
18769 * tree.h (TREE_READONLY_DECL_P): Removed.
18770 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18771 (DECL_LOOPING_OR_CONST_P): New macro.
18772 (struct tree_function_decl): Added looping_const_or_pure_p.
18773 (ECF_*) Renumbered.
18774 (ECF_LOOPING_OR_CONST_P): New macro.
18775 * rtlanal.c (pure_const_p): Removed.
18776 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18777 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18778 to RTL_CONST_CALL_P.
18779 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18780 (check_decl, check_tree, check_call, scan_function): Initialize
18782 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18783 (static_execute): Set looping true for recursive functions.
18784 Undo setting state to IPA_NEITHER for recursive functions.
18785 * cse.c (cse_insn):
18786 * ifcvt.c (noce_can_store_speculate_p): Changed
18787 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18788 RTL_CONST_OR_PURE_CALL_P.
18789 * dse.c (scan_insn): Ditto.
18790 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18791 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18792 RTL_CONST_OR_PURE_CALL_P.
18793 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18794 pure_call_p to RTL_CONST_CALL_P.
18795 * gimplify.c (gimplify_call_expr): Clear side effects for
18796 non-looping pure and constant calls.
18797 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18798 (flags_from_decl_or_type): Set ecf flags from decl flags.
18799 (initialize_argument_information): Turn off
18800 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18801 Change const to pure if callee_copies is true rather than just
18803 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18804 way of marking pure calls.
18805 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18806 Remove hack that was supposed to fix pr7335 and remove old
18807 way of marking pure calls.
18808 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18809 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18810 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18811 RTL_CONST_OR_PURE_CALL_P.
18812 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18813 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18814 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18815 * sched-deps.c (schedule_analyze): Ditto.
18816 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18817 return_val field of calls to represent pure and const function info.
18818 (CONST_OR_PURE_CALL_P): Deleted macro.
18819 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18820 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18821 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18823 * tree-optimize.c (execute_fixup_cfg): Added test for
18824 ECF_LOOPING_CONST_OR_PURE.
18825 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18827 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18828 effects for looping pure or const calls.
18829 (verify_gimple_expr): Added verification code.
18830 * config/alpha/alpha.c (alpha_legitimize_address,
18831 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18833 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18834 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18835 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18836 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18837 RTL_CONST_OR_PURE_CALL_P.
18838 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18839 and const calls to be deleted.
18841 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18844 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18845 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18846 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18847 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18848 to handle nonimmediate operands.
18849 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18850 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18851 to handle nonimmediate operands.
18852 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18853 (mmx_pmulhrwv4hi3): New expander. Use
18854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18855 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18856 (sse2_umulv1siv1di3): New expander. Use
18857 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18858 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18859 (mmx_eq<mode>3): New expander. Use
18860 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18861 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18862 (mmx_uavgv8qi3): New expander. Use
18863 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18864 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18865 (mmx_uavgv4hi3): New expander. Use
18866 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18868 * config/i386/sse.md
18869 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18870 to handle nonimmediate operands.
18871 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18872 to handle nonimmediate operands.
18873 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18874 to handle nonimmediate operands.
18875 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18876 to handle nonimmediate operands.
18877 (sse2_unpckhpd_exp): New expander. Use
18878 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18879 (sse2_unpcklpd_exp): New expander. Use
18880 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18881 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18882 to handle nonimmediate operands.
18883 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18884 to handle nonimmediate operands.
18885 (*sse2_<plusminus_insn><mode>3): Rename from
18886 sse2_<plusminus_insn><mode>3 insn pattern.
18887 (sse2_<plusminus_insn><mode>3): New expander. Use
18888 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18889 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18890 (sse2_umulv2siv2di3): New expander. Use
18891 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18892 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18893 (sse4_1_mulv2siv2di3): New expander. Use
18894 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18895 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18896 (sse2_pmaddwd): New expander. Use
18897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18898 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18899 (sse2_eq<mode>3): New expander. Use
18900 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18901 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18902 (sse4_1_eqv2di3): New expander. Use
18903 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18904 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18905 (sse2_uavgv16qi3): New expander. Use
18906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18907 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18908 (sse2_uavgv16qi3): New expander. Use
18909 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18910 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18911 (sse2_uavgv8hi3): New expander. Use
18912 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18913 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18914 (ssse3_pmulhrswv8hi3): New expander. Use
18915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18916 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18917 (ssse3_pmulhrswv4hi3): New expander. Use
18918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18920 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18921 (<sse>_vmmul<mode>3): Ditto.
18922 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18924 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18925 (ssse3_pmaddubsw): Ditto.
18927 * config/i386/i386.c (struct_builtin_description)
18928 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18929 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18930 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18931 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18932 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18933 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18934 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18935 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18936 (ix86_fixup_binary_operands): Assert that src1
18937 and src2 must have the same mode when swapped.
18938 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18939 and ix86_binary_operator_ok. Do not force operands in registers
18942 2008-05-07 Jan Hubicka <jh@suse.cz>
18944 * cgraph.c (dump_cgraph_node): Update.
18945 * cgraph.h (cgraph_local_info): Break out inline summary.
18946 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18948 * ipa-inline (inline_summary): New accestor function.
18949 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18950 cgraph_decide_inlining, compute_inline_parameters): Update.
18951 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18953 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18955 Cleanup ColdFire scheduling support and add V4 pipeline model.
18957 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18958 (define_attr cpu): Add cfv4 value.
18959 (define_attr type, define_attr type1): Merge into a single 'type'
18960 attribute. Update all uses.
18961 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18962 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18964 (define_attr opx_mem, define_attr opy_mem): Remove.
18965 (define_attr op_mem): Clean up, update comment.
18966 (define_attr size): Use specific values instead of general int.
18967 (define_attr guess, define_attr split): Remove. Update all uses.
18968 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18969 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18970 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18971 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18972 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18973 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18974 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18975 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18976 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18977 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18978 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18979 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18980 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18981 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18982 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18983 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18984 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18985 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18986 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18987 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18988 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18989 Update or set attributes.
18990 (stack_tie): New fake instruction.
18992 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18993 (m68k_sched_attr_size): Update declaration.
18994 (m68k_sched_attr_type2): Remove.
18995 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18996 Declare new bypass predicates.
18998 * config/m68k/m68k.c (m68k_sched_issue_rate,
18999 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19001 (TARGET_SCHED_ISSUE_RATE,
19002 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19003 (override_options): Handle scheduling for ColdFire V4 core.
19004 (m68k_expand_prologue): Emit stack_tie.
19005 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19006 'OP_TYPE_FPN'. Update all uses.
19007 (sched_guess_p): Remove.
19008 (sched_address_type): Handle symbolic addresses.
19009 (sched_get_operand): New static function.
19010 (sched_operand_type): Merge into sched_attr_op_type.
19011 (sched_attr_op_type): Handle FP registers, handle quick constants,
19013 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19014 (m68k_sched_attr_size): Update. Move logic to ...
19015 (sched_get_attr_size_int): New static function.
19016 (sched_get_opxy_mem_type): New static function.
19017 (m68k_sched_attr_op_mem): Update.
19018 (m68k_sched_attr_type2): Remove.
19019 (sched_cfv4_bypass_data): New static variable.
19020 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19021 (m68k_sched_issue_rate): Implement scheduler hook.
19022 (struct _sched_ib: enabled_p): New field.
19023 (m68k_sched_variable_issue): Update. Handle V4.
19024 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19025 sched_dump_class_func_t, sched_dump_split_class,
19026 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19027 sched_dump_dfa_class, m68k_sched_dump): Remove.
19028 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19030 (m68k_sched_init_global): Remove statisctics dumping, introduce
19031 sanity check that all instructions have pipeline reservations. Handle
19033 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19034 Handle ColdFire V4 core.
19035 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19036 New static functions.
19037 (m68k_sched_address_bypass_p): New bypass predicate.
19038 (sched_get_indexed_address_scale): New static function.
19039 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19041 * cf.md: Update comments.
19042 (define_attr type2): Remove. Use 'type' attribute instead.
19044 (cf_ib): Rename to cfv123_ib. Update all uses.
19045 (cf_oep): Rename to cfv123_oep. Update all uses.
19046 (cf_chr): Rename to cfv123_chr. Update all uses.
19047 (cf_mem): Rename to cfv123_mem. Update all uses.
19048 (cf_mac): Move to more appropriate place.
19049 (cfv123_guess): New automaton and cpu_unit.
19050 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19051 Update uses of 'size' attribute. Handle before reload scheduling.
19052 (cfv123_guess): New dummy reservation for unhandled instructions.
19053 (cfv4_*): Pipeline description of ColdFire V4 core.
19054 (ignore): New reservation to handle 'ignore' type.
19056 2008-05-07 Ian Lance Taylor <iant@google.com>
19058 PR middle-end/36013
19059 * gimplify.c (find_single_pointer_decl_1): Don't look through
19061 (find_single_pointer_decl): Adjust comments.
19063 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19065 PR middle-end/36137
19066 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19067 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19069 PR middle-end/36106
19070 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19071 integral type rather than floating point, then VIEW_CONVERT_EXPR
19072 to the floating point type.
19074 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19076 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19077 TFmode op0 to register.
19079 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19081 * c-decl.c (grokdeclarator): Comment typo.
19083 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19085 * tree-flow.h: Remove prototype for computed_goto_p.
19086 * tree-cfg.c (computed_goto_p): Make static.
19088 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19091 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19092 (contains_aligned_value_p): This. Handle _Decimal128.
19093 (ix86_function_arg_boundary): Only align _Decimal128 to its
19094 natural boundary and handle it properly.
19096 2008-05-06 Martin Jambor <mjambor@suse.cz>
19098 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19099 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19100 (ipcp_method_set_orig_node): Removed.
19101 (ipcp_cval_get_cvalue_type): Removed.
19102 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19103 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19104 (ipcp_cval_set_cvalue_type): Removed.
19105 (ipcp_cval_get_cvalue): Removed.
19106 (ipcp_cval_set_cvalue): Removed.
19107 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19108 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19109 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19110 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19111 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19112 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19113 (ipcp_get_ith_lattice): Changed parameters.
19114 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19115 (ipcp_lattice_from_jfunc): Changed parameters.
19116 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19117 (ipcp_method_cval_print): Added temporary variable info.
19118 (ipcp_redirect): Removed already unused local variable caller.
19119 (ipcp_redirect): New temporary variable orig_callee_info
19120 (ipcp_redirect): Removed newly unused local variable callee.
19121 (ipcp_redirect): Removed (a bit confusing) local variable type.
19122 (ipcp_insert_stage): Added local variable info.
19123 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19125 (ipcp_formal_create): Removed.
19126 (ipcp_method_cval_set): Removed.
19127 (ipcp_propagate_stage): Renamed lattice variables.
19128 (ipcp_method_cval_set_cvalue_type): Removed.
19129 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19130 (ipcp_print_all_lattices): Changed printed strings to refer to
19131 lattices rather than cvals.
19132 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19133 (ipcp_propagate_const): Changed formal parameters.
19134 (build_const_val): Changed formal parameters.
19135 (ipcp_insert_stage): Removed useless variable cvalue
19136 (build_const_val): Changed formal parameters.
19137 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19138 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19139 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19140 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19141 (ipcp_print_func_profile_counts): Changed string from "method" to
19143 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19144 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19145 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19146 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19147 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19148 (ipcp_lat_is_const): Changed parameters and made inline.
19149 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19150 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19151 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19152 the predicate condition directly
19153 (ipcp_propagate_stage): Added local variable args. Removed local
19154 variable callee. (Both are mere code simplifications.)
19155 (ipcp_method_dont_insert_const): Renamed to
19156 ipcp_node_not_modifiable_p.
19157 (ipcp_node_not_modifiable_p): Made inline.
19158 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19159 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19160 (ipcp_print_all_lattices): Removed variable cvalue
19161 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19164 2008-05-06 Olivier Hainque <hainque@adacore.com>
19166 * tree-sra.c (try_instantiate_multiple_fields): Early return
19167 if field has POINTER_TYPE.
19169 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19171 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19172 by using 'q' specifier for instruction.
19173 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19175 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19177 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19178 Change mode of zero_extract from QImode to HImode.
19179 (sign bit tests peepholes): (Ditto.).
19181 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19183 * config/i386/mmx.md: Remove double backslashes from asm templates.
19184 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19185 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19186 to handle nonimmediate operands.
19187 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19188 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19189 to handle nonimmediate operands.
19190 (*mmx_<code>v2sf3_finite): New insn pattern.
19191 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19192 (mmx_<code>v2sf3): New expander. Use
19193 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19194 (mmx_<plusminus_insn><mode>3): New expander. Use
19195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19196 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19197 (mmx_add<mode>3): Removed.
19198 (mmx_ssadd<mode>3): Ditto.
19199 (mmx_usadd<mode>3): Ditto.
19200 (mmx_sub<mode>3): Ditto.
19201 (mmx_sssub<mode>3): Ditto.
19202 (mmx_ussub<mode>3): Ditto.
19203 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19204 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19205 to handle nonimmediate operands.
19206 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19208 (mmx_smulv4hi3_highpart): New expander. Use
19209 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19210 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19212 (mmx_umulv4hi3_highpart): New expander. Use
19213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19214 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19215 (mmx_<code>v4hi3): New expander. Use
19216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19217 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19218 (mmx_<code>v8qi3): New expander. Use
19219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19220 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19221 (mmx_<code><mode>3): New expander. Use
19222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19224 2008-05-05 Jan Hubicka <jh@suse.cz>
19226 PR tree-optimization/36118
19227 * passes.c (pass_init_dump_file): Fix dump header.
19229 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19231 PR middle-end/36141
19232 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19233 VCE for function decls.
19235 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19237 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19239 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19241 * config/i386/i386.md (sat_plusminus): New.
19242 (plusminus_insn): Likewise.
19243 (plusminus_mnemonic): Likewise.
19245 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19246 (*<addsub><mode>3_cc_overflow): Renamed to ...
19247 (*<plusminus_insn><mode>3_cc_overflow): This.
19248 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19249 (*<plusminus_insn>si3_zext_cc_overflow): This.
19251 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19252 (<plusminus_insn><mode>3): This.
19253 (*<addsub><mode>3): Renamed to ...
19254 (*<plusminus_insn><mode>3): This.
19255 (<sse>_vm<addsub><mode>3): Renamed to ...
19256 (<sse>_vm<plusminus_insn><mode>3): This.
19257 (sse3_h<addsub>v4sf3): Renamed to ...
19258 (sse3_h<plusminus_insn>v4sf3): This.
19259 (sse3_h<addsub>v2df3): Renamed to ...
19260 (sse3_h<plusminus_insn>v2df3): This.
19261 (<plusminus_insn><mode>3): New.
19262 (*<plusminus_insn><mode>3): Likewise.
19263 (sse2_<plusminus_insn><mode>3): Likewise.
19264 (add<mode>): Removed.
19265 (*add<mode>3): Likewise.
19266 (sse2_ssadd<mode>3): Likewise.
19267 (sse2_usadd<mode>3): Likewise.
19268 (sub<mode>3): Likewise.
19269 (*sub<mode>3): Likewise.
19270 (sse2_sssub<mode>3): Likewise.
19271 (sse2_ussub<mode>3): Likewise.
19273 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19275 * gthr-single.h: Add in required interface elements as per gthr.h.
19276 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19277 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19278 Generalize UNUSED macro.
19279 (__gthread_once): Add.
19280 (__gthread_key_create): Add.
19281 (__gthread_key_delete): Add.
19282 (__gthread_getspecific): Add.
19283 (__gthread_setspecific): Add.
19285 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19287 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19288 the same size types for the indirect reference on the rhs, then
19291 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19293 * config/i386/i386.md
19294 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19295 one insn template instead of template series.
19296 (*xordi_1_rex64): Ditto.
19297 (*xordi_2_rex64): Ditto.
19299 2008-05-05 Ira Rosen <irar@il.ibm.com>
19301 PR tree-optimization/36119
19302 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19305 2008-06-04 Jan Hubicka <jh@suse.cz>
19307 tree-optimization/36100
19308 * tree-pass.h (pass_O0_always_inline): Declare.
19309 * ipa-inline.c (inline_transform): Remove dead code.
19310 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19311 pass_O0_always_inline): New.
19312 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19314 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19316 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19317 mnemonic in this_param move for TARGET_64BIT.
19319 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19321 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19322 (*strmovsi_rex_1): Ditto.
19323 (*strsetsi_1): Ditto.
19324 (*strsetsi_rex_1): Ditto.
19326 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19327 adddicc expanders using SWI mode iterator.
19329 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19332 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19335 2008-05-04 David S. Miller <davem@davemloft.net>
19337 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19338 (sparc*-*-linux*): Use linux.h in tm_file.
19339 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19340 compiler defaulting to 32-bit.
19341 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19343 * config/sparc/linux.h: Remove definitions now obtained
19344 properly from linux.h
19345 * config/sparc/linux64.h: Likewise.
19346 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19347 don't want this setting for 32-bit builds in a biarch compiler.
19348 * doc/install.texi: Add sparc-linux to list of targets
19349 supporting --enable-targets=all.
19351 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19353 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19355 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19357 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19358 after V4SI_FTYPE_V8HI.
19359 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19360 case V4SI_FTYPE_V2DF.
19362 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19364 * doc/invoke.texi (max-flow-memory-locations): Removed.
19365 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19367 2008-05-03 Richard Guenther <rguenther@suse.de>
19369 PR middle-end/34973
19370 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19372 2008-05-02 David S. Miller <davem@davemloft.net>
19374 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19376 2008-05-02 Simon Baldwin <simonb@google.com>
19379 * c-common.h (warn_array_subscript_range): Removed.
19380 * c-common.c (warn_array_subscript_range): Ditto.
19381 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19382 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19384 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19386 * config/i386/i386.c (ix86_special_builtin_type): New.
19387 (bdesc_special_args): Likewise.
19388 (ix86_expand_special_args_builtin): Likewise.
19389 (ix86_init_mmx_sse_builtins): Updated.
19390 (ix86_expand_builtin): Updated.
19391 (ix86_expand_store_builtin): Removed.
19392 (ix86_expand_unop_builtin): Likewise.
19394 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19395 * config/i386/mmintrin.h (__v2sf): Here.
19397 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19399 (_mm_loadl_pi): Likewise.
19400 (_mm_storeh_pi): Replace __v2si with __v2sf.
19401 (_mm_storel_pi): Likewise.
19403 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19404 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19405 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19406 __builtin_ia32_loadlpd.
19408 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19410 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19411 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19412 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19413 (ix86_init_mmx_sse_builtins): Updated.
19414 (ix86_expand_args_builtin): Likewise.
19415 (ix86_expand_builtin): Likewise.
19416 (ix86_expand_unop1_builtin): Renamed to ...
19417 (ix86_expand_unop_vec_merge_builtin): This.
19419 2008-05-01 Jan Hubicka <jh@suse.cz>
19422 * ipa-inline.c (inline_generate_summary): Make static.
19423 (inline_transform): Do not call inlining at -O0; make static.
19424 * passes.c (execute_todo): Add sanity check.
19425 (execute_one_ipa_transform_pass): Execute proper flags.
19427 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19429 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19430 (DECL_NONADDRESSABLE_P): Likewise.
19431 * alias.c (record_component_aliases): Fix comment.
19433 2008-05-01 Simon Baldwin <simonb@google.com>
19435 * c-common.h (warn_array_subscript_range): New function.
19436 * c-common.c (warn_array_subscript_range): Ditto.
19437 * tree-vrp.c (check_array_ref): Corrected code to agree with
19438 comment, ignoring only arrays of size 0 or size 1.
19439 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19441 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19443 * config/i386/i386.c (ix86_builtin_type): Replace
19444 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19445 (bdesc_args): Updated.
19446 (ix86_init_mmx_sse_builtins): Likewise.
19447 (ix86_expand_args_builtin): Likewise.
19449 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19452 * doc/extend.texi: Correct __builtin_ia32_palignr.
19454 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19457 * config/i386/i386.c (bdesc_crc32): Removed.
19458 (ix86_expand_crc32): Likewise.
19459 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19460 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19461 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19462 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19463 UINT_FTYPE_UINT_UCHAR.
19464 (bdesc_args): Updated. Add crc32 builtins.
19465 (ix86_init_mmx_sse_builtins): Updated.
19466 (ix86_expand_args_builtin): Updated to support subreg.
19468 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19470 2008-05-01 Jan Hubicka <jh@suse.cz>
19472 * tree-pass.h (opt_pass): Add IPA_PASS.
19473 (varpool_node, cgraph_node): Forward declare.
19474 (ipa_opt_pass): Define.
19475 (pass_ipa_inline): Turn into ipa_opt_pass.
19476 (pass_apply_inline): Remove.
19477 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19478 (apply_inline): Turn into ....
19479 (inline_transform): ... this one.
19480 (inline_generate_summary): New function.
19481 (pass_apply_inline): Remove.
19482 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19484 (struct function): Add ipa_transforms_to_apply.
19485 * passes.c (register_one_dump_file): Work on IPA_PASS.
19486 (init_optimization_passes): Remove pass_inline_parameters and
19488 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19489 (execute_one_pass) ... here; apply transforms when possible.
19490 (add_ipa_transform_pass, execute_ipa_summary_asses,
19491 execute_one_ipa_transform_pass): New.
19492 (execute_ipa_pass_list): Update for IPA_PASS type.
19494 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19496 * config/i386/i386.c (ix86_builtin_type): Add
19497 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19498 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19499 (bdesc_args): Add SSE4a builtins.
19500 (ix86_init_mmx_sse_builtins): Updated.
19501 (ix86_expand_args_builtin): Likewise.
19502 (ix86_expand_builtin): Likewise.
19504 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19506 * config/i386/i386.c (ix86_builtin_type): Add
19507 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19508 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19509 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19510 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19511 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19512 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19513 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19514 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19515 and DI_FTYPE_DI_DI_INT.
19516 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19517 (ix86_init_mmx_sse_builtins): Updated.
19518 (ix86_expand_args_builtin): Likewise.
19519 (ix86_expand_builtin): Likewise.
19520 (ix86_expand_binop_imm_builtin): Removed.
19522 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19524 2008-04-30 Richard Guenther <rguenther@suse.de>
19526 PR tree-optimization/32921
19527 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19529 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19531 * config/arm/arm.c (arm_unwind_emit): Use
19532 crtl->all_throwers_are_sibcalls instead of
19533 cfun->all_throwers_are_sibcalls.
19534 (arm_output_fn_unwind): Likewise.
19535 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19536 instead of cfun->uses_pic_offset_table.
19537 (frv_expand_prologue): Likewise.
19538 (frv_frame_pointer_required): Likewise.
19539 (frv_expand_fdpic_call): Likewise.
19540 (frv_emit_movsi): Likewise.
19541 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19542 cfun->returns_pcc_struct instead of
19543 current_function_returns_pcc_struct.
19544 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19545 instead of cfun->calls_eh_return.
19546 (m32c_pushm_popm): Likewise.
19547 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19548 "extern" declaration.
19550 2008-04-30 Richard Guenther <rguenther@suse.de>
19552 PR tree-optimization/21636
19553 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19555 (evaluate_stmt): Print the likely value.
19556 (ccp_visit_stmt): Avoid excessive vertical spacing.
19558 2008-04-30 Rafael Espíndola <espindola@google.com>
19560 * builtins.c (fold_call_expr): Return realret.
19561 * tree-ssa-threadedge.c
19562 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19563 __builtin_object_size.
19565 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19567 * gcc.c (wrapper_string): New variable.
19568 (insert_wrapper): New function.
19569 (execute): New option -wrapper.
19570 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19572 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19574 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19575 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19576 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19578 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19579 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19580 config/rs6000/e500crtres64gprctr.asm,
19581 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19582 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19583 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19584 config/rs6000/e500crtsav64gprctr.asm,
19585 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19586 config/rs6000/e500crtsavg64gprctr.asm: New files.
19587 * config/rs6000/t-ppccomm: Add build rules for new files.
19588 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19589 * config/rs6000/t-netbsd: Add build rules for new files.
19590 (LIB2FUNCS_STATIC_EXTRA): New variable.
19591 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19592 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19593 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19595 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19597 * config/i386/i386.c (ix86_builtin_type): Add
19598 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19599 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19600 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19601 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19602 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19603 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19604 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19605 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19606 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19607 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19608 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19609 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19610 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19611 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19612 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19613 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19614 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19615 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19616 V1DI_FTYPE_V2SI_V2SI.
19617 (bdesc_2arg): Moved to ...
19618 (bdesc_args): Here.
19619 (ix86_init_mmx_sse_builtins): Updated.
19620 (ix86_expand_args_builtin): Updated. Take a pointer
19621 to const struct builtin_description. Handle comparison
19623 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19624 (ix86_expand_builtin): Updated.
19626 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19627 (ssse3_pmaddubsw128): This.
19628 (ssse3_pmaddubswv4hi3): Renamed to ...
19629 (ssse3_pmaddubsw): This.
19631 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19632 (__builtin_ia32_packssdw128): Likewise.
19633 (__builtin_ia32_packuswb128): Likewise.
19634 (__builtin_ia32_pmaddubsw): Likewise.
19635 (__builtin_ia32_pmaddubsw128): Likewise.
19637 2008-04-30 Richard Guenther <rguenther@suse.de>
19639 PR tree-optimization/14847
19640 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19641 (recognize_bits_test): Use it.
19642 (recognize_single_bit_test): Likewise.
19644 2008-04-30 Martin Jambor <mjambor@suse.cz>
19646 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19647 instead of setting number of formal parameters to zero.
19648 (ipcp_init_stage): Do not set the number of actual parameters to zero
19650 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19651 which are called with variable number of arguments.
19652 (ipcp_insert_stage): Explicitely skipping all nodes which are
19653 called with variable number of arguments.
19654 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19655 number of parameters.
19657 * ipa-prop.h (struct ipa_node_params): Added flag
19658 called_with_var_arguments
19659 (ipa_set_param_count): Added. Changed sole setter to use it.
19660 (ipa_get_param_count): Added. All readers of param_count
19661 converted to use it instead.
19662 (ipa_set_called_with_variable_arg): Added.
19663 (ipa_is_called_with_var_arguments): Added.
19664 (ipa_get_ith_param): Added. All readers of param_decls converted
19666 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19668 (ipa_get_cs_argument_count): Added, all readers of argument_count
19670 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19673 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19674 (struct ipcp_lattice): Renamed cval_type to type
19675 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19677 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19678 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19679 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19680 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19681 (build_const_val): Changed the type of parameter cvalue to tree
19682 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19683 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19685 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19688 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19689 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19690 (ipa_add_method): Renamed to ipa_push_func_to_list
19691 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19692 (ipa_callsite_param_count): Removed.
19693 (ipa_callsite_param_count_set): Removed.
19694 (ipa_callsite_param): Removed.
19695 (ipa_callsite_callee): Removed.
19696 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19697 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19698 (ipa_method_formal_count): Removed.
19699 (ipa_method_formal_count_set): Removed.
19700 (ipa_method_get_tree): Removed.
19701 (ipa_method_tree_map_create): Removed.
19702 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19703 (ipa_create_param_decls_array): Creates the array itself
19704 (ipa_create_param_decls_array): Temporary variable info instead of
19705 a few dereferences.
19706 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19707 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19708 (get_type): Removed.
19709 (ipa_jf_get_info_type): Removed.
19710 (ipa_node_create): Renamed to ipa_create_node_params
19711 (ipa_free): Renamed to ipa_free_all_node_params
19712 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19713 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19714 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19715 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19716 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19717 ipa_free_all_edge_args
19718 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19719 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19720 (ipa_create_methodlist_node): Removed.
19721 (ipa_methodlist_method): Removed.
19722 (ipa_methodlist_method_set): Removed.
19723 (ipa_methodlist_next_method): Removed.
19724 (ipa_methodlist_next_method_set): Removed.
19725 (ipa_method_is_modified): Removed.
19726 (ipa_method_modify_create): Removed.
19727 (ipa_method_modify_init): Temporary variable info instead of a few
19729 (ipa_detect_param_modifications): Temporary variable info instead of
19730 a few dereferences.
19731 (ipa_compute_jump_functions): Temporary variable info instead of
19732 a few dereferences.
19733 (ipa_method_modify_set): Removed.
19734 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19735 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19736 than craph_node as the first parameter.
19737 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19738 (ipa_method_modify_init): Removed.
19739 (ipa_compute_jump_functions): Added a temp variable instead of
19740 repeatadly dereferencing the cgraph_edge.aux pointer
19741 (ipa_callsite_param_set_type): Removed.
19742 (ipa_compute_jump_functions): i renamed to index and moved to
19744 (ipa_callsite_param_set_info_type_formal): Removed.
19745 (ipa_callsite_param_set_info_type): Removed.
19746 (ipa_callsite_param_map_create): Removed.
19747 (ipa_callsite_tree): Removed.
19748 (ipa_callsite_caller): Removed.
19749 (ipa_pop_func_from_list): return_method removed to return_func
19751 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19752 prefixed all values with IPA_. Changed all users.
19753 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19754 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19755 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19756 (union parameter_info): Renamed to jump_func_value.
19757 (union jump_func_value): Renamed value to constant
19758 (struct ipa_jump_func): Renamed info_type to value
19759 (struct ipa_node): Renamed to ipa_node_params
19760 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19761 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19762 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19763 (struct ipa_edge): Renamed to ipa_edge_args
19764 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19765 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19766 (struct ipa_methodlist): Renamed to ipa_func_list
19767 (struct ipa_func_list): method_p renamed to node, next_method
19769 (ipa_methodlist_p): Removed, switched all users to struct pointer
19770 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19772 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19774 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19775 (rs6000_emit_epilogue): Use backchain to restore only when we
19776 have a large frame. Make use of frame pointer to restore if we
19777 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19779 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19781 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19782 Add mode to zero_extract.
19783 (sign bit tests peepholes): (Ditto.).
19785 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19787 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19788 Instructions in comments with SSE3.
19789 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19790 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19791 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19792 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19793 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19794 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19795 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19796 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19797 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19798 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19799 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19800 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19801 (bdesc_sse_args): Renamed to ...
19802 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19803 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19804 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19805 IX86_BUILTIN_FABSQ.
19806 (bdesc_1arg): Moved to ...
19807 (bdesc_args): Here.
19808 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19809 Instructions in comments with SSE3.
19810 (ix86_expand_sse_operands_builtin): Renamed to ...
19811 (ix86_expand_args_builtin): This. Updated.
19812 (ix86_expand_unop1_builtin): Update comments.
19813 (ix86_expand_builtin): Updated.
19815 2008-04-29 Richard Guenther <rguenther@suse.de>
19817 PR tree-optimization/36078
19818 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19819 Update virtual SSA form after cleaning up the CFG.
19821 2008-04-29 Richard Guenther <rguenther@suse.de>
19823 PR middle-end/15255
19824 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19826 2008-04-29 Richard Guenther <rguenther@suse.de>
19828 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19829 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19830 (compute_flow_insensitive_aliasing): Do not treat
19831 PTR_IS_REF_ALL pointers special.
19832 (get_smt_for): Likewise.
19833 (may_alias_p): Re-structure.
19834 (is_escape_site): A ref-all pointer conversion is not an escape site.
19835 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19836 PTR_IS_REF_ALL pointers special.
19837 * tree-ssa-structalias.h (struct alias_info): Remove
19838 ref_all_symbol_mem_tag field.
19839 (PTR_IS_REF_ALL): Remove.
19841 2008-04-29 Richard Guenther <rguenther@suse.de>
19843 PR middle-end/36077
19844 * fold-const.c (extract_muldiv_1): In combining division constants
19845 make sure to never overflow.
19847 2008-04-29 Nick Clifton <nickc@redhat.com>
19849 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19851 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19854 * optc-gen.awk: Work around HP-UX/IA awk bug.
19856 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19858 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19861 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19864 * config/i386/i386.md
19865 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19866 Change operand 1 predicate to nonimmediate_operand.
19868 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19871 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19873 * gengtype.c (walk_type, write_func_for_structure): Handle
19875 * doc/gty.texi: Document chain_circular.
19877 2008-04-28 Richard Guenther <rguenther@suse.de>
19879 PR tree-optimization/36066
19880 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19883 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19886 * config/i386/i386.md
19887 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19888 Use match_scratch instead of match_operand for operands 3 and 4.
19890 2008-04-27 Richard Guenther <rguenther@suse.de>
19892 PR tree-optimization/18754
19893 PR tree-optimization/34223
19894 * tree-pass.h (pass_complete_unrolli): Declare.
19895 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19896 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19897 Rewrite loop into loop closed SSA form if it is not already.
19898 (tree_unroll_loops_completely): Re-structure to iterate over
19899 innermost loops with intermediate CFG cleanups.
19900 Unroll outermost loops only if requested or the code does not grow
19902 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19903 loops are available.
19904 (tree_vectorize): Instead do so here.
19905 (tree_complete_unroll): Also unroll outermost loops.
19906 (tree_complete_unroll_inner): New function.
19907 (gate_tree_complete_unroll_inner): Likewise.
19908 (pass_complete_unrolli): New pass.
19909 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19910 uses outside of the loop.
19911 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19912 form if it is available.
19913 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19914 * passes.c (init_optimization_passes): Schedule complete inner
19915 loop unrolling pass before the first CCP pass after final inlining.
19917 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19919 * targhooks.h (default_emutls_var_fields,
19920 default_emutls_var_init): Declare.
19921 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19922 * target.h (struct gcc_target): Add struct emutls member.
19923 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19924 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19925 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19926 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19927 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19928 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19929 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19930 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19931 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19932 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19933 emit debug information.
19934 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19935 * varasm.c: Include targhooks.h.
19936 (emutls_object_section, emutls_tmpl_section): New.
19937 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19938 (EMUTLS_SEPARATOR): New.
19939 (prefix_name): New.
19940 (get_emutls_object_name): New.
19941 (default_emutls_var_fields): New, broken out of ...
19942 (get_emutls_object_type): ... here. Adjust to use target hooks.
19943 (get_emutls_init_templ_addr): Adjust to use target hooks.
19944 (emutls_decl): Adjust to use target hooks.
19945 (emutls_finish): Likewise.
19946 (default_emutls_var_init): New, broken out of ...
19947 (assemble_variable): ... here. Adjust to use target hooks.
19948 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19949 SECCAT_EMUTLS_TMPL.
19950 * c-common.c (handle_section_attribute): Prevent overriding
19951 sections for emulated tls with special sections.
19952 * config/i386/i386.c (x86_64_elf_select_section): Add
19953 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19954 (x86_64_elf_unique_section): Likewise.
19955 * config/vxworks.c: Include tree.h.
19956 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19957 (vxworks_override_options): Set TLS scheme.
19958 * doc/tm.texi (Emulated TLS): New node.
19960 2008-04-26 Simon Baldwin <simonb@google.com>
19963 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19964 with propagated string constants.
19966 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19968 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19969 constraint for operand 2 when operand 0 is memory operand.
19970 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19971 operand 0 is memory operand.
19972 (fix_trunc<mode>_i387_with_temp): Ditto.
19973 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19974 operand 2 when operand 1 is memory operand.
19975 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19976 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19977 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19978 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19979 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19980 operands 2,3 and 4 when operand 1 is memory operand.
19981 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19983 (fistdi2_floor_with_temp): Ditto.
19984 (fist<mode>2_floor_with_temp): Ditto.
19985 (fistdi2_ceil_with_temp): Ditto.
19986 (fist<mode>2_ceil_with_temp): Ditto.
19987 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19989 2008-04-26 David Daney <ddaney@avtrex.com>
19991 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19993 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19994 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19995 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19996 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19997 (compare_and_swap_12): New insn.
19998 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19999 * config/mips/mips.c (mips_force_binary): New function.
20000 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20001 (mips_expand_compare_and_swap_12): New function.
20002 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20004 2008-04-25 Jan Hubicka <jh@suse.cz>
20007 * cfgexpand.c (pass_expand): Turn into RTL pass.
20008 * passes.c (execute_one_pass): Do pass typechecking after execution.
20009 * tree-pass.h (pass_expand): Turn into RTL pass.
20011 * function.h (struct rtl_data): Move here fields
20012 accesses_prior_frames, calls_eh_return, saves_all_registers,
20013 has_nonlocal_goto, has_asm_statement, is_thunk,
20014 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20015 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20016 arg_pointer_save_area_init from struct function; turn into bool.
20017 (struct function): Move
20018 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20019 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20020 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20021 tail_call_emit, arg_pointer_save_area_init
20022 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20023 (current_function_returns_struct, current_function_returns_pcc_struct,
20024 current_function_calls_setjmp, current_function_calls_alloca,
20025 current_function_accesses_prior_frames,
20026 current_function_calls_eh_return, current_function_is_thunk,
20027 current_function_stdarg, current_function_profile,
20028 current_function_limit_stack, current_function_uses_pic_offset_table,
20029 current_function_uses_const_pool, current_function_has_nonlocal_label,
20030 current_function_saves_all_registers,
20031 current_function_has_nonlocal_goto,
20032 current_function_has_asm_statement): Remove accesor macros.
20033 * ra-conflict.c (global_conflicts): Update.
20034 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20035 (suitable_for_tail_call_opt_p): Update.
20036 * builtins.c (expand_builtin_return_addr): Update.
20037 (expand_builtin_setjmp_setup): Update.
20038 (expand_builtin_nonlocal_goto): Update.
20039 * final.c (final_start_function): Update.
20040 (profile_function): Update.
20041 (leaf_function_p): Update.
20042 (only_leaf_regs_used): Update.
20043 * df-scan.c (df_get_exit_block_use_set): Update.
20044 * dojump.c (clear_pending_stack_adjust): Update.
20045 * tree-stdarg.c (gate_optimize_stdarg): Update.
20046 * gimple-low.c (lower_function_body): Update.
20047 * global.c (compute_regsets): Update.
20048 (global_alloc): Update.
20049 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20050 * expr.c (expand_assignment): Update.
20051 * dse.c (dse_step0): Update.
20052 (dse_step1): Update.
20053 * c-decl.c (store_parm_decls): Update.
20054 * local-alloc.c (combine_regs): Update.
20055 (find_free_reg): Update.
20056 * function.c (assign_parms_augmented_arg_list): Update.
20057 (assign_parm_find_data_types): Update.
20058 (assign_parms): Update.
20059 (allocate_struct_function): Update.
20060 (expand_function_start): Update.
20061 (expand_function_end): Update.
20062 (get_arg_pointer_save_area): Update.
20063 (thread_prologue_and_epilogue_insns): Update.
20064 (rest_of_match_asm_constraints): Update.
20065 * stor-layout.c (variable_size): Update.
20066 * gcse.c (gcse_main): Update.
20067 (bypass_jumps): Update.
20068 * gimplify.c (gimplify_function_tree): Update.
20069 * calls.c (emit_call_1): Update.
20070 (expand_call): Update.
20071 * bt-load.c (compute_defs_uses_and_gen): Update.
20072 * except.c (sjlj_assign_call_site_values): Update.
20073 (sjlj_emit_function_enter): Update.
20074 (can_throw_external): Update.
20075 (set_nothrow_function_flags): Update.
20076 (expand_builtin_unwind_init): Update.
20077 (expand_eh_return): Update.
20078 (convert_to_eh_region_ranges): Update.
20079 (output_function_exception_table): Update.
20080 * emit-rtl.c (gen_tmp_stack_mem): Update.
20081 * cfgexpand.c (expand_used_vars): Update.
20082 (tree_expand_cfg): Update.
20083 * cfgcleanup.c (rest_of_handle_jump): Update.
20084 * explow.c (allocate_dynamic_stack_space): Update.
20085 * varasm.c (assemble_start_function): Update.
20086 (force_const_mem): Update.
20087 (mark_constant_pool): Update.
20088 * tree-optimize.c (tree_rest_of_compilation): Update.
20089 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20090 * tree-cfg.c (notice_special_calls): Update.
20091 (is_ctrl_altering_stmt): Update.
20092 (tree_can_make_abnormal_goto): Update.
20093 (tree_purge_dead_abnormal_call_edges): Update.
20094 * config/alpha/predicates.md: Update.
20095 * config/alpha/alpha.c (alpha_sa_mask): Update.
20096 (alpha_sa_size): Update.
20097 (alpha_does_function_need_gp): Update.
20098 (alpha_expand_prologue): Update.
20099 (alpha_start_function): Update.
20100 (alpha_output_function_end_prologue): Update.
20101 (alpha_expand_epilogue): Update.
20102 * config/frv/frv.c (frv_stack_info): Update.
20103 (frv_expand_epilogue): Update.
20104 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20105 (s390_register_info): Update.
20106 (s390_frame_info): Update.
20107 (s390_init_frame_layout): Update.
20108 (s390_can_eliminate): Update.
20109 (save_gprs): Update.
20110 * config/spu/spu.c (spu_split_immediate): Update.
20111 (need_to_save_reg): Update.
20112 (spu_expand_prologue): Update.
20113 (spu_expand_epilogue): Update.
20114 * config/sparc/sparc.md: Update.
20115 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20116 (sparc_tls_got): Update.
20117 (legitimize_pic_address): Update.
20118 (sparc_emit_call_insn): Update.
20119 (sparc_expand_prologue): Update.
20120 (output_return): Update.
20121 (print_operand): Update.
20122 (sparc_function_ok_for_sibcall): Update.
20123 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20124 * config/m32r/m32r.md: Update.
20125 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20126 (m32r_compute_frame_size): Update.
20127 (m32r_expand_prologue): Update.
20128 (m32r_expand_epilogue): Update.
20129 (m32r_legitimize_pic_address): Update.
20130 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20131 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20132 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20133 (gen_push): Update.
20134 (ix86_save_reg): Update.
20135 (ix86_compute_frame_layout): Update.
20136 (ix86_expand_prologue): Update.
20137 (ix86_expand_epilogue): Update.
20138 * config/sh/sh.c (output_stack_adjust): Update.
20139 (calc_live_regs): Update.
20140 (sh5_schedule_saves): Update.
20141 (sh_expand_prologue): Update.
20142 (sh_expand_epilogue): Update.
20143 (sh_setup_incoming_varargs): Update.
20144 (sh_allocate_initial_value): Update.
20145 (sh_get_pr_initial_val): Update.
20146 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20147 * config/sh/sh.md (label:): Update.
20148 * config/avr/avr.c (out_movhi_mr_r): Update.
20149 * config/crx/crx.h (enum): Update.
20150 * config/xtensa/xtensa.h (along): Update.
20151 * config/stormy16/stormy16.c Update.
20152 (xstormy16_compute_stack_layout): Update.
20153 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20154 (fr30_expand_prologue): Update.
20155 * config/cris/cris.c (cris_conditional_register_usage): Update.
20156 (cris_reg_saved_in_regsave_area): Update.
20157 (cris_initial_frame_pointer_offset): Update.
20158 (cris_simple_epilogue): Update.
20159 (cris_expand_prologue): Update.
20160 (cris_expand_epilogue): Update.
20161 (cris_expand_pic_call_address): Update.
20162 (cris_asm_output_symbol_ref): Update.
20163 (cris_asm_output_label_ref): Update.
20164 * config/cris/cris.md Update.
20165 * config/iq2000/iq2000.c (compute_frame_size): Update.
20166 (iq2000_expand_epilogue): Update.
20167 * config/mt/mt.h (save_direction): Update.
20168 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20169 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20170 (ia64_secondary_reload_class): Update.
20171 * config/m68k/m68k.c (m68k_save_reg): Update.
20172 (m68k_expand_prologue): Update.
20173 (m68k_expand_epilogue): Update.
20174 (legitimize_pic_address): Update.
20175 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20176 (first_reg_to_save): Update.
20177 (first_altivec_reg_to_save): Update.
20178 (compute_vrsave_mask): Update.
20179 (compute_save_world_info): Update.
20180 (rs6000_stack_info): Update.
20181 (spe_func_has_64bit_regs_p): Update.
20182 (rs6000_ra_ever_killed): Update.
20183 (rs6000_emit_eh_reg_restore): Update.
20184 (rs6000_emit_allocate_stack): Update.
20185 (rs6000_emit_prologue): Update.
20186 (rs6000_emit_epilogue): Update.
20187 (rs6000_output_function_epilogue): Update.
20188 (output_profile_hook): Update.
20189 (rs6000_elf_declare_function_name): Update.
20190 * config/rs6000/rs6000.h (rs6000_args): Update.
20191 * config/rs6000/rs6000.md: Update.
20192 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20193 * config/arc/arc.c (arc_output_function_epilogue): Update.
20194 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20195 * config/darwin.c (machopic_function_base_name): Update.
20196 * config/score/score3.c (score3_compute_frame_size): Update.
20199 (score3_epilogue): Update.
20200 * config/score/score7.c (score7_compute_frame_size): Update.
20201 (score7_prologue): Update.
20202 (score7_epilogue): Update.
20203 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20204 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20205 * config/arm/arm.c (use_return_insn): Update.
20206 (require_pic_register): Update.
20207 (arm_load_pic_register): Update.
20208 (arm_compute_save_reg0_reg12_mask): Update.
20209 (arm_compute_save_reg_mask): Update.
20210 (thumb1_compute_save_reg_mask): Update.
20211 (output_return_instruction): Update.
20212 (arm_output_function_prologue): Update.
20213 (arm_output_epilogue): Update.
20214 (arm_get_frame_offsets): Update.
20215 (arm_expand_prologue): Update.
20216 (thumb_pushpop): Update.
20217 (thumb_exit): Update.
20218 (thumb1_expand_prologue): Update.
20219 (thumb1_expand_epilogue): Update.
20220 (arm_unwind_emit): Update.
20221 (arm_output_fn_unwind): Update.
20222 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20223 * config/arm/arm.md: Update.
20224 * config/pa/pa.md: Update.
20225 * config/pa/pa.c (legitimize_pic_address): Update.
20226 (compute_frame_size): Update.
20227 (hppa_expand_prologue): Update.
20228 (hppa_expand_epilogue): Update.
20229 (borx_reg_operand): Update.
20230 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20231 (HARD_REGNO_RENAME_OK): Update.
20232 * config/mips/mips.c (mips_global_pointer): Update.
20233 (mips_save_reg_p): Update.
20234 (mips_compute_frame_info): Update.
20235 (mips_frame_pointer_required): Update.
20236 (mips_expand_prologue): Update.
20237 (mips_expand_epilogue): Update.
20238 (mips_can_use_return_insn): Update.
20239 (mips_reorg_process_insns): Update.
20240 * config/v850/v850.c (compute_register_save_size): Update.
20241 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20242 * config/mmix/mmix.c (along): Update.
20243 (mmix_expand_epilogue): Update.
20244 * config/bfin/bfin.c (legitimize_pic_address): Update.
20245 (must_save_p): Update.
20246 (stack_frame_needed_p): Update.
20247 (add_to_reg): Update.
20248 (bfin_expand_prologue): Update.
20249 * stmt.c (expand_asm_operands): Update.
20250 * reload1.c (reload): Update.
20251 (init_elim_table): Update.
20253 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20255 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20257 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20259 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20260 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20261 (mov<mode>): Removed.
20262 (*movv4sf_internal): Likewise.
20263 (*movv2df_internal): Likewise.
20265 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20267 * config.gcc (crx-*-elf): Remove deprecation.
20269 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20271 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20272 __gcc_deregister_frame with atexit.
20273 (deregister_frame_dtor): Remove.
20275 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20276 Nathan Sidwell <nathan@codesourcery.com>
20278 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20280 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20281 (rs6000_isel): Likewise.
20282 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20283 (rs6000_isel): New variable.
20284 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20286 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20289 * c-common.c (handle_vector_size_attribute): Call
20290 lang_hooks.types.reconstruct_complex_type instead of
20291 reconstruct_complex_type.
20292 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20293 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20294 * langhooks.h (struct lang_hooks_for_types): Add
20295 reconstruct_complex_type hook.
20296 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20297 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20299 2008-04-24 Richard Guenther <rguenther@suse.de>
20301 * c-common.h (check_builtin_function_arguments): Declare.
20302 * c-common.c (validate_nargs): New function.
20303 (check_builtin_function_arguments): Likewise.
20304 * c-typeck.c (build_function_call): Call
20305 check_builtin_function_arguments.
20306 * builtins.c (fold_builtin_classify): Remove error reporting code.
20307 (fold_builtin_unordered_cmp): Likewise.
20308 (fold_builtin_1): Likewise.
20309 (fold_builtin_n): Likewise.
20311 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20313 PR tree-optimization/36008
20314 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20315 the original op1, rather than delta by step.
20317 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20318 Sebastian Pop <sebastian.pop@amd.com>
20320 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20321 eliminate_local_variables_stmt, eliminate_local_variables,
20322 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20323 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20324 of code delimited by two edges in the CFG.
20325 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20326 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20327 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20328 the case of parallelisation of reductions.
20329 (expr_invariant_in_region_p): New.
20331 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20332 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20334 2008-04-24 Ira Rosen <irar@il.ibm.com>
20335 Richard Guenther <rguenther@suse.de>
20337 PR tree-optimization/36034
20338 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20339 incapable of dealing with loads with gaps.
20341 2008-04-24 Rafael Espíndola <espindola@google.com>
20343 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20344 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20345 vrp_evaluate_conditional.
20346 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20347 (vrp_evaluate_conditional): Split the cond argument.
20348 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20349 (simplify_stmt_for_jump_threading): Update call to
20350 vrp_evaluate_conditional.
20352 2008-04-24 Ira Rosen <irar@il.ibm.com>
20354 PR tree-optimization/35982
20355 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20356 interleaved data-refs are of the same type.
20358 2008-04-24 Danny Smith <dannysmith@users.net>
20360 * c-format.c (check_format_info_main): Use strncmp rather than a
20361 magic prefix to handle multichar length specs.
20362 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20363 Don't prefix "I64" and "I32" with '\0'.
20365 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20368 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20369 in registers for -m32 only if stdarg_p (fntype).
20371 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20373 PR rtl-optimization/36006
20374 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20375 temp to op0 in order to avoid invalid rtx sharing.
20377 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20379 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20380 check TREE_INVARIANT.
20381 * tree-gimple.c (is_gimple_address): New.
20382 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20383 * tree-gimple.h (is_gimple_address): New.
20384 * tree.h (decl_address_invariant_p): New.
20385 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20386 (build_string): Likewise.
20387 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20388 (tree_invariant_p_1): Likewise.
20389 (save_expr): Use it.
20390 (tree_invariant_p): New.
20391 (skip_simple_arithmetic): Use it.
20392 (stabilize_reference_1): Use it.
20393 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20395 (build1_stat): Drop code to compute TREE_INVARIANT.
20396 (build2_stat): Drop code to compute TREE_INVARIANT.
20397 (build3_stat): Drop code to compute TREE_INVARIANT.
20398 (build4_stat): Drop code to compute TREE_INVARIANT.
20399 (build5_stat): Drop code to compute TREE_INVARIANT.
20400 (build7_stat): Drop code to compute TREE_INVARIANT.
20401 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20402 * tree.h (struct tree_base): Remove invariant_flag.
20403 (TREE_INVARIANT): Remove.
20404 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20405 (fold_builtin_expect): Check TREE_CONSTANT.
20406 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20407 * c-tree.h (c_expr_to_decl): Drop third parameter.
20408 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20409 (build_c_cast): Don't set TREE_INVARIANT.
20410 (pop_init_level): Don't set TREE_INVARIANT.
20411 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20412 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20414 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20415 (gimplify_addr_expr): Adjust comment.
20416 * tree-mudflap.c (mf_build_string):
20417 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20418 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20419 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20420 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20421 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20422 * langhooks.h (struct lang_hooks): Drop third parameter from
20425 2008-04-23 Richard Guenther <rguenther@suse.de>
20427 PR tree-optimization/27799
20428 PR tree-optimization/32921
20429 PR tree-optimization/32624
20430 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20431 SMTs aliases and the tag itself into the solution.
20432 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20433 merge the points-to solution back into the SMT aliases.
20434 (may_alias_p): Use alias_set_subset_of instead of
20435 aliases_conflict_p. A pointer which points to
20436 memory with alias set zero may access any variable.
20438 2008-04-23 Richard Guenther <rguenther@suse.de>
20440 * alias.c (alias_set_subset_of): Correctly handle asking
20441 if zero is a subset of an alias set with zero child.
20442 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20443 (compute_flow_insensitive_aliasing): Correctly walk all
20444 pointers. Do not unnecessarily union sets.
20446 2008-04-23 Richard Guenther <rguenther@suse.de>
20448 PR middle-end/36021
20449 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20451 2008-04-22 Tomas Bily <tbily@suse.cz>
20453 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20455 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20457 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20458 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20459 * tree-inline.c (estimate_num_insns_1): Likewise.
20460 * varasm.c (const_hash_1, compare_constant, copy_constant)
20461 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20462 * emit-rtl.c (component_ref_for_mem_expr)
20463 (set_mem_attributes_minus_bitpos): Likewise.
20464 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20465 (is_aligning_offset): Likewise.
20466 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20467 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20468 * dojump.c (do_jump): Likewise.
20469 * builtins.c (get_pointer_alignment, get_memory_rtx)
20470 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20471 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20473 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20475 PR rtl-optimization/36017
20476 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20477 expanding the library call.
20479 2008-04-22 Ian Lance Taylor <iant@google.com>
20481 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20482 than size_in_bytes.
20484 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20486 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20487 of LR/CTR moves for Power6.
20489 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20491 PR middle-end/36003
20492 * passes.c (init_optimization_passes): Remove
20493 pass_fast_rtl_byte_dce.
20495 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20498 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20499 builtin functions to generate faster code.
20500 (_mm_cvtpu16_ps): Ditto.
20501 (_mm_cvtpi32x2_ps): Ditto.
20503 2008-04-22 Nick Clifton <nickc@redhat.com>
20505 * common.opt (ftree-loop-distribution): Add Optimization
20508 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20509 (frv_expand_builtin_va_start): Likewise.
20511 * config/arm/arm.c (thumb_find_work_register): Fix location of
20512 argument register count.
20514 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20516 Support scheduling for ColdFire V1 and V3 microarchitecture.
20517 Improve scheduling of multiplication instructions.
20519 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20520 (mac): New instruction attribute.
20521 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20522 (m68k_sched_mac): New variable.
20523 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20524 Handle cfv1 and cfv3.
20525 (max_insn_size): New static variable.
20526 (struct _sched_ib): New type.
20527 (sched_ib): New static variable.
20528 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20529 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20530 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20532 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20533 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20534 new variables. Update.
20535 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20536 Add modeling of cfv3 instruction buffer. Update.
20537 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20538 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20539 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20540 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20541 a particular reservation applies to.
20542 (type2): Reorganize attribute values. Rename alu to alu_reg,
20543 alu_l to alu, move_l to omove. Join move to alu. Split mul
20544 to mul_l and mul_w.
20545 (cf_ib_*): Simplify description of instruction buffer.
20546 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20547 (cf_mem): Split into cf_mem1 and cf_mem2.
20548 (cf_v2_move_??): Rename to cfv12_alu_??.
20549 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20550 (cf_v2_mul_??): Remove reservations.
20551 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20552 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20553 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20555 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20556 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20557 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20558 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20559 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20560 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20561 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20562 expansions of the above reservations for instructions of sizes
20565 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20567 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20569 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20571 * coverage.c: Include tree-pass.h.
20572 (coverage_counter_alloc): Print da_file_name to the dump file.
20574 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20576 * sbitmap.c (sbitmap_range_empty_p): New function.
20577 * sbitmap.h (sbitmap_range_empty_p): New function.
20578 * bitmap.h: Now includes obstack.h.
20580 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20581 Kenneth Zadeck <zadeck@naturalbridge.com>
20583 * dbgcnt.def (ra_byte_scan): Added.
20584 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20585 when the last hit happens for a counter.
20586 * timevar.def (TV_DF_BYTE_LR): New variable.
20587 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20588 * passes.c (pass_fast_rtl_byte_dce): New pass.
20589 * fwprop.c (update_df): Added mode to call df_ref_create.
20590 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20591 DF_REF_EXTRACT_OFFSET.
20592 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20593 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20595 (df_ref_extract): Added mode field.
20596 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20597 DF_REF_EXTRACT_OFFSET.
20598 (DF_REF_EXTRACT_MODE): New macro.
20599 (df_byte_lr_bb_info): New structure.
20600 (df_print_byte_regset, df_compute_accessed_bytes,
20601 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20602 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20603 df_byte_lr_simulate_uses,
20604 df_byte_lr_simulate_artificial_refs_at_top,
20605 df_byte_lr_simulate_artificial_refs_at_end,
20606 df_compute_accessed_bytes): New function.
20607 (df_ref_create): Add parameter.
20608 (df_byte_lr_get_bb_info): New inline function.
20609 * df-scan.c (df_ref_record, df_uses_record,
20610 df_ref_create_structure): Added mode parameter.
20611 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20612 df_defs_record, df_uses_record, df_get_conditional_uses,
20613 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20614 df_entry_block_defs_collect, df_exit_block_uses_collect):
20615 Added mode parameter to calls to df_ref_record, df_uses_record,
20616 df_ref_create_structure.
20617 (df_ref_equal_p, df_ref_compare): Added test for modes.
20618 (df_ref_create_structure): Added code to set mode. Renamed
20619 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20620 DF_REF_EXTRACT_OFFSET.
20621 * df-core.c (df_print_byte_regset): New function.
20622 * df-byte-scan.c: New file.
20623 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20624 calls to BITMAP_FREE.
20625 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20626 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20627 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20628 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20629 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20630 df_byte_lr_local_compute, df_byte_lr_init,
20631 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20632 df_byte_lr_transfer_function, df_byte_lr_free,
20633 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20634 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20635 df_byte_lr_simulate_uses,
20636 df_byte_lr_simulate_artificial_refs_at_top,
20637 df_byte_lr_simulate_artificial_refs_at_end): New function.
20638 * dce.c (byte_dce_process_block): New function.
20639 (dce_process_block): au is now passed in rather than computed
20640 locally. Changed loops that look at artificial defs to not look
20641 for conditional or partial ones, because there never are any.
20642 (fast_dce): Now is able to drive byte_dce_process_block or
20643 dce_process_block depending on the kind of dce being done.
20644 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20645 (rest_of_handle_fast_byte_dce): New function.
20646 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20647 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20649 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20652 * gcc.h: Added fortran options that take arguments to
20653 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20656 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20658 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20659 scalarization if on the LHS and not a full access.
20661 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20663 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20665 2008-04-18 Rafael Espíndola <espindola@google.com>
20667 * tree-vrp.c (find_case_label_index): Fix the binary search.
20668 (find_case_label_range): New.
20669 (vrp_visit_switch_stmt): Use find_case_label_range.
20670 (simplify_switch_using_ranges): Use find_case_label_range.
20672 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20674 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20675 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20677 2008-04-18 Tom Tromey <tromey@redhat.com>
20680 * doc/cpp.texi (Implementation-defined behavior): Mention
20683 2008-04-18 Ian Lance Taylor <iant@google.com>
20685 * fold-const.c (pointer_may_wrap_p): New static function.
20686 (fold_comparison): Add another test for pointer overflow. Use
20687 pointer_may_wrap_p to disable some false positives.
20689 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20691 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20692 (fname_as_string): Match updated cpp_interpret_string prototype.
20693 (fix_string_type): Support char16_t* and char32_t*.
20694 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20695 derivative) nodes. Register as builtin if C++0x.
20696 (c_parse_error): Support CPP_CHAR{16,32}.
20697 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20698 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20699 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20700 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20701 CTI_CHAR32_ARRAY_TYPE>: New elements.
20702 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20703 char32_type_node, signed_char32_type_node, char16_array_type_node,
20704 char32_array_type_node): New defines.
20705 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20706 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20707 (lex_string): Support CPP_STRING{16,32}, match updated
20708 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20709 (lex_charconst): Support CPP_CHAR{16,32}.
20710 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20711 and CPP_STRING{16,32}.
20713 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20716 * aclocal.m4: Regenerate.
20717 * configure: Regenerate.
20719 2008-04-18 Jan Hubicka <jh@suse.cz>
20721 * except.c (dw2_size_of_call_site_table,
20722 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20724 * cgraphbuild.c (build_cgraph_edges): Update.
20725 * tree-pass.h: Update comment.
20726 * final.c (leaf_function_p): Update.
20727 (leaf_renumber_regs): Update.
20728 (rest_of_clean_state): Update.
20729 * omp-low.c (expand_omp_parallel): Update.
20730 * ipa-reference.c (analyze_function): Update.
20731 * reorg.c (find_end_label): Update.
20732 (optimize_skip): Update.
20733 (fill_simple_delay_slots): Update.
20734 (fill_simple_delay_slots): Update.
20735 (make_return_insns): Update.
20736 (dbr_schedule): Update.
20737 * gimple-low.c (record_vars_into): Update.
20738 * cfgbuild.c (make_edges): Update.
20739 * function.c (assign_stack_local): Update.
20740 (assign_parm_adjust_stack_rtl): Update.
20741 (locate_and_pad_parm): Update.
20742 (allocate_struct_function): Do not initialize stack_alignment_needed
20743 and preferred_stack_boundary here.
20744 (stack_protect_prologue): Update.
20745 (stack_protect_epilogue): Update.
20746 (expand_function_start): Initialize stack_alignment_needed,
20747 preferred_stack_boundary and max_jumptable_ents.
20748 (expand_function_end): Update.
20749 (free_after_compilation): Do not NULLify epilogue_delay_list.
20750 * function.h (struct rtl_data): Add stack_protect_guard,
20751 stack_alignment_needed,
20752 preferred_stack_boundary, epilogue_delay_list.
20753 (struct function): Remove value_histograms, stack_alignment_needed,
20754 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20756 unexpanded_var_list, stack_protect_guard.
20757 (current_function_epilogue_delay_list): Remove.
20758 * ipa-type-escape.c (analyze_function): Update.
20759 * gimplify.c (pop_gimplify_context): Update comment.
20760 * calls.c (expand_call): Update.
20761 (emit_library_call_value_1): Update.
20762 * except.c (set_nothrow_function_flags): Update.
20763 * cfgexpand.c (get_decl_align_unit): Update.
20764 (create_stack_guard): Update.
20765 (estimated_stack_frame_size): Update.
20766 (expand_used_vars): Update.
20767 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20768 * explow.c (allocate_dynamic_stack_space): Update.
20769 * tree-ssa-live.c (remove_unused_locals): Update.
20770 * varasm.c (mark_constant_pool): Update.
20771 * tree-inline.c (remap_decls): Update.
20772 (initialize_cfun): Update.
20773 (declare_return_variable): Update.
20774 (inline_forbidden_p): Update.
20775 (expand_call_inline): Update.
20776 (declare_inline_vars): Update.
20777 (tree_function_versioning): Update.
20778 * tree-flow.h (value_histograms): New.
20779 (VALUE_HISTOGRAMS): New macro.
20780 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20782 * tree-cfg.c (set_bb_for_stmt): Update.
20783 (replace_by_duplicate_decl): Update.
20784 (move_block_to_fn): Update.
20785 (new_label_mapper): Update.
20786 (dump_function_to_file): Update.
20787 * ipa-struct-reorg.c (build_data_structure): Update.
20788 * cfgrtl.c (print_rtl_with_bb): Update.
20789 * reload1.c (reload): Update.
20791 * config/i386/i386.c (setup_incoming_varargs_64,
20792 ix86_compute_frame_layout): Update.
20793 * config/arc/arc.c (arc_output_function_epilogue): Update.
20795 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20797 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20798 for FreeBSD as well.
20799 * gthr-posix95.h: Likewise.
20801 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20803 PR rtl-optimization/35838
20804 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20805 out the byte offset of the first subreg.
20807 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20809 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20810 to split_ti instead of three separate calls with single member arrays.
20811 (subti3 splitter): Ditto.
20812 (adddi3 splitter): Ditto with split_di.
20813 (subdi3 splitter): Ditto.
20814 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20815 two separate calls with single member arrays. Swap match_dup
20816 operands 1 and 2 to better fit into the array.
20817 (negdi2 splitter): Ditto with split_di.
20818 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20819 two separate calls with single member arrays. Swap match_dup operands
20820 6 and 7 to better fit into the array.
20822 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20824 * config/i386/i386.c (sse_builtin_type): New.
20825 (bdesc_sse_args): Likewise.
20826 (bdesc_sse_3arg): Removed.
20827 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20828 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20829 IX86_BUILTIN_ROUNDPS.
20830 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20831 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20832 IX86_BUILTIN_ROUNDPS.
20833 (ix86_expand_sse_4_operands_builtin): Removed.
20834 (ix86_expand_sse_operands_builtin): New.
20835 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20836 and CODE_FOR_sse4_1_roundps.
20837 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20838 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20840 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20843 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20844 regs before frame pop when needed. If use_backchain_to_restore_sp
20845 then load backchain into a temp reg to restore vr and vrsave. Add
20846 code to restore vr after frame pop if possible.
20848 2008-04-17 Richard Guenther <rguenther@suse.de>
20850 * tree-vn.c (expressions_equal_p): Do not check type
20851 equality or compatibility before calling operand_equal_p.
20852 * fold-const.c (operand_equal_p): Check equivalence of
20853 integer constants before bailing out due to signedness or
20854 precision differences.
20855 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20856 spurious differences in type qualification. Ignore types
20857 for COMPONENT_REFs at all.
20859 2008-04-17 Christian Bruel <christian.bruel@st.com>
20861 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20862 msw_skip comparison.
20864 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20867 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20870 PR tree-optimization/35899
20871 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20872 rather than TREE_OPERAND.
20874 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20877 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20878 temporary registers. Change operand predicate to general_operand.
20879 (remainderxf3): Ditto.
20881 2008-04-16 Richard Guenther <rguenther@suse.de>
20883 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20884 * tree-affine.c (aff_combination_expand): Look through some
20887 2008-04-15 Doug Kwan <dougkwan@google.com>
20889 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20891 * tree-pretty-print.c (dump_generic_node): Ditto.
20892 * final.c (output_addr_const): Ditto.
20893 * dwarf2out.c (output_cfi): Ditto.
20894 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20895 * print-rtl.c (print_rtx): Ditto.
20896 * print-tree.c (print_node_brief, print_node): Ditto.
20897 * c-common.c (match_case_to_enum_1): Ditto.
20898 * sched-vis.c (print_value): Ditto.
20899 * config/i386/i386.c (print_operand): Cast to long unsigned int
20902 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20903 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20904 MS Windows VirtualProtect function.
20906 2008-04-15 Jan Hubicka <jh@suse.cz>
20908 * gengtype.c (write_root): Param_is argument is OK.
20909 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20910 * function.h: Include varray.h
20911 (rtl_eh): New stucture based on except.c one.
20912 (call_site_record): New forward declaration and vector type.
20913 * calls.c (emit_call_1): Do not call
20914 note_current_region_may_contain_throw.
20915 * except.c (eh_status): Remove cur_region, try_region since they are
20917 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20918 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20919 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20920 Remove call_site_data_used, call_site_data_size.
20921 Turn call_site_record into vector in function.h.
20922 (note_current_region_may_contain_throw): Remove.
20923 (get_exception_pointer, get_exception_filter): Do not take struct
20924 function argument; update.
20925 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20926 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20927 build_post_landing_pads, dw2_build_landing_pads,
20928 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20929 sjlj_emit_function_enter, sjlj_emit_function_enter,
20930 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20931 sjlj_build_landing_pads, finish_eh_generation,
20932 remove_exception_handler_label, remove_eh_handler,
20933 maybe_remove_eh_handler, add_reachable_handler,
20934 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20935 add_action_record, collect_one_action_chain, add_call_site,
20936 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20937 sjlj_output_call_site_table, output_function_exception_table,
20938 * except.h (note_current_region_may_contain_throw): Remove
20939 (get_exception_pointer, get_exception_filter): Do not take struct
20941 * Makefile.in (GTFILES): Put varargs before struct function.
20943 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20945 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20946 punt for STRING_CST.
20947 (get_constraint_for): Deal with STRING_CST here instead.
20949 2008-04-15 Richard Guenther <rguenther@suse.de>
20951 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20952 statements in a basic-block with a backward walk. Do not
20953 substitute into dead statements but instead remove those.
20955 2008-04-15 Richard Guenther <rguenther@suse.de>
20957 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20958 to zero, thus disable creation of SFTs.
20960 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20962 * tree-predcom.c (suitable_reference_p): Return false if the
20963 reference can throw.
20965 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20968 * c-decl.c (finish_decl): If extern or static var has variable
20969 size, set TREE_TYPE (decl) to error_mark_node.
20971 2008-04-15 Rafael Espíndola <espindola@google.com>
20973 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20976 2008-04-15 Richard Guenther <rguenther@suse.de>
20978 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20979 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20980 (visit_reference_op_load): Do walk vuse-vdef chains on
20981 vn_reference_lookup.
20982 (visit_reference_op_store): But do not here.
20983 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20984 vn_reference_lookup.
20985 (vn_lookup_with_vuses): But do so here.
20987 2008-04-14 Ian Lance Taylor <iant@google.com>
20989 * fold-const.c (fold_overflow_warning): Remove assertion.
20991 2008-04-15 Ben Elliston <bje@au.ibm.com>
20993 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20994 temp1 local variables.
20996 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20999 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21000 ".text.unlikely" section as executable.
21002 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21004 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21005 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21006 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21007 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21008 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21009 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21010 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21012 2008-04-14 Ian Lance Taylor <iant@google.com>
21014 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21015 * fold-const.c (fold_comparison): If appropriate, test
21016 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21017 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21018 reassociating a pointer type.
21019 * doc/invoke.texi (Optimize Options): Document that
21020 -fstrict-overflow applies to pointer wraparound.
21022 2008-04-13 Jan Hubicka <jh@suse.cz>
21024 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21026 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21028 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21029 we are going to "save the world".
21031 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21033 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21034 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21035 operand 0 constraint, not "=".
21037 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21039 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21041 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21043 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21044 of size of positions_needed * CHAR_BIT.
21046 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21048 PR middle-end/35897
21049 * dse.c (store_info): Change positions_needed to unsigned
21051 (lowpart_bitmask): New.
21052 (record_store): Cast to unsigned HOST_WIDE_INT for
21053 positions_needed. Assert width <= size of positions_needed *
21054 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21055 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21056 lowpart_bitmask to set mask.
21058 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21060 * config/bfin/constraints.md: New file.
21061 * config/bfin/bfin.md: Include it.
21062 (adddi3): Use satisfies_constraint functions instead of the old macros.
21063 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21064 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21065 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21066 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21067 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21068 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21069 EXTRA_CONSTRAINT): Delete.
21070 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21071 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21073 * config/bfin/bfin.c: Include "tm-constrs.h".
21074 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21075 Use satisfies_constraint functions instead of the old macros.
21076 * doc/md.texi (Blackfin Constraints): Update file name reference.
21078 2008-04-11 Richard Guenther <rguenther@suse.de>
21080 PR tree-optimization/35869
21081 * tree-vrp.c (execute_vrp): Move switch statement update after
21082 jump threading. Schedule another cfg cleanup run.
21084 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21087 * attribs.c (decl_attributes): Return early on errorneous node.
21089 2008-04-10 Oleg Ryjkov <olegr@google.com>
21091 * tree.h (struct tree_base): Added a new flag default_def_flag.
21092 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21094 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21096 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21098 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21101 * pa.md: Define mode iterator P. Define mode attribute dwc.
21102 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21103 (icacheflush): Likewise.
21104 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21105 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21107 2008-04-11 Ben Elliston <bje@au.ibm.com>
21109 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21111 2008-04-10 Rafael Espíndola <espindola@google.com>
21113 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21114 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21115 (extract_range_from_expr): The same.
21117 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21119 * config/mips/mips.md (GPR2): New mode iterator.
21120 (seq): Add comment.
21121 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21122 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21123 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21124 Rewrite these to take two modes, the mode of comparison and the
21125 mode of the destination.
21126 * config/mips/mips.c (mips_expand_scc): Instead of having
21127 paradoxical subreg as destination, expand "narrowing" scc if mode
21128 of comparison is SI and target is requested in DI mode.
21129 (mips_emit_int_order_test): Update comment. Make mode of
21130 comparison match CMP0 rather than TARGET. When creating inverse
21131 target use mode of TARGET.
21133 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21135 * gcov-dump.c (tag_summary): Only print summaries for the first
21136 GCOV_COUNTERS_SUMMABLE counters.
21138 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21140 * config/i386/i386.md (absneg): New code iterator.
21141 (absnegprefix): New code attribute.
21142 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21143 patterns using absneg code iterator.
21144 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21145 using absneg code iterator.
21146 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21147 *neg<mode>2 patterns using absneg code iterator.
21148 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21149 *negextendsfdf2 patterns using absneg code iterator.
21150 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21151 *negextendsfxf2 patterns using absneg code iterator.
21152 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21153 *negextendsfdf2 patterns using absneg code iterator.
21154 * config/i386/sse.md (<code><mode>2): Macroize expander from
21155 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21157 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21159 * config/s390/s390.h: Remove the remains of the recent search
21160 & replace action of current_function_outgoing_args_size.
21162 2008-04-10 Ira Rosen <irar@il.ibm.com>
21164 PR tree-optimization/35821
21165 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21166 NEW_STMT_LIST is not NULL.
21168 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21171 * toplev.c (process_options): Remove -ffunction-sections debugging
21174 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21176 PR middle-end/PR28690
21177 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21178 than gen_rtx_fmt_ee to perform more canonicalizations.
21180 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21183 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21185 2008-04-09 Richard Guenther <rguenther@suse.de>
21187 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21188 (dump_function_to_file): Dump function arguments with types.
21190 2008-04-08 Richard Guenther <rguenther@suse.de>
21192 * fold-const.c (fold_widened_comparison): Do not allow
21193 sign-changes that change the result.
21195 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21198 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21199 kinds of indirect references.
21201 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21203 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21204 GNU Fortran language string.
21206 2008-04-08 Rafael Espíndola <espindola@google.com>
21208 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21209 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21210 * tree.h (tree_call_nonnegative_warnv_p): New.
21212 2008-04-08 Jan Hubicka <jh@suse.cz>
21214 * function.c (free_after_compilation): Clear out regno_reg_rtx
21217 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21220 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21222 PR middle-end/PR28690
21223 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21224 same precedence as REG_POINTER and MEM_POINTER operands.
21226 2008-04-08 Richard Guenther <rguenther@suse.de>
21228 PR middle-end/35834
21229 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21230 for adding index to base.
21232 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21234 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21235 (MINGW_ENABLE_EXECUTE_STACK): New.
21236 (IN_LIBGCC2): For libgcc include windows.h file for
21237 function declarations.
21239 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21241 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21242 and tem2 if tem1 is not a REG or MULT.
21244 2008-04-08 Jan Hubicka <jh@suse.cz>
21246 * function.h (incomming_args): Break out of struct function.
21247 (function_subsections): Break out of struct function.
21248 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21249 return_rtx and hard_reg_initial_vals from struct function.
21250 Kill inl_max_label_num.
21251 (current_function_pops_args, current_function_args_info,
21252 current_function_args_size, current_function_args_size,
21253 current_function_pretend_args_size,
21254 current_function_outgoing_args_size,
21255 current_function_internal_arg_pointer, current_function_return_rtx):
21256 Kill compatibility accestor macros.
21257 * builtins.c (expand_builtin_apply_args_1): Update.
21258 (expand_builtin_next_arg): Update.
21259 * df-scan.c (df_get_call_refs): Update.
21260 * dbxout.c (dbxout_function_end): Update.
21261 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21262 (output_line_info): Update.
21263 (secname_for_decl): Update.
21264 (dwarf2out_var_location): Update.
21265 * function.c (free_after_compilation): Update.
21266 (assign_parm_find_stack_rtl): Update.
21267 (assign_parms): Update.
21268 (expand_dummy_function_end): Update.
21269 (expand_function_end): Update.
21270 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21271 (expand_call): Update.
21272 (emit_library_call_value_1): Update.
21273 (store_one_arg): Update.
21274 * varasm.c (initialize_cold_section_name): Update.
21275 (unlikely_text_section): Update.
21276 (unlikely_text_section_p): Update.
21277 (assemble_start_function): Update.
21278 (assemble_end_function): Update.
21279 (default_section_type_flags): Update.
21280 (switch_to_section): Update.
21281 * integrate.c (set_decl_abstract_flags): Update.
21282 (get_hard_reg_initial_val): Update.
21283 (has_hard_reg_initial_val): Update.
21284 (allocate_initial_values): Update.
21285 * resource.c (init_resource_info): Update.
21286 * config/alpha/alpha.c (NUM_ARGS): Update.
21287 (direct_return): Update.
21288 (alpha_va_start): Update.
21289 (alpha_sa_size): Update.
21290 (alpha_initial_elimination_offset): Update.
21291 (alpha_expand_prologue): Update.
21292 (alpha_start_function): Update.
21293 (alpha_expand_epilogue): Update.
21294 (unicosmk_initial_elimination_offset):
21295 * config/alpha/alpha.md (call expander): Update.
21296 * config/s390/s390.c (s390_register_info): Update.
21297 (s390_register_info): Update.
21298 (s390_frame_info): Update.
21299 (s390_initial_elimination_offset): Update.
21300 (s390_build_builtin_va_list): Update.
21301 (s390_va_start): Update.
21302 * config/spu/spu.c (direct_return): Update.
21303 (spu_expand_prologue): Update.
21304 (spu_initial_elimination_offset): Update.
21305 (spu_build_builtin_va_list): Update.
21306 (spu_va_start): Update.
21307 * config/sparc/sparc.c (sparc_init_modes): Update.
21308 (sparc_compute_frame_size): Update.
21309 (function_value): Update.
21310 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21311 * config/i386/i386.md (return expander): Update.
21312 * config/i386/i386.c (ix86_va_start): Update.
21313 (ix86_can_use_return_insn_p): Update.
21314 (ix86_compute_frame_layout): Update.
21315 (ix86_expand_epilogue): Update.
21316 * config/sh/sh.c (output_stack_adjust): Update.
21317 (calc_live_regs): Update.
21318 (sh_expand_prologue): Update.
21319 (sh_builtin_saveregs): Update.
21320 (sh_va_start): Update.
21321 (initial_elimination_offset): Update.
21322 (sh_allocate_initial_value): Update.
21323 (sh_function_ok_for_sibcall): Update.
21324 (sh_get_pr_initial_val): Update.
21325 * config/sh/sh.md (return expander): Update.
21326 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21327 * config/crx/crx.c (crx_compute_frame): UPdate.
21328 (crx_initial_elimination_offset): UPdate.
21329 * config/xtensa/xtensa.c (compute_frame_size): Update
21330 (xtensa_builtin_saveregs): Update.
21331 (xtensa_va_start): Update.
21332 (order_regs_for_local_alloc): Update.
21333 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21334 (xstormy16_expand_builtin_va_start): Update.
21335 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21336 * config/m68hc11/m68hc11.md (return expanders): Update.
21337 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21338 (expand_epilogue): Update.
21339 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21340 (cris_simple_epilogue): Update.
21341 (cris_expand_prologue): Update.
21342 (cris_expand_epilogue): Update.
21343 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21344 (compute_frame_size): Update.
21345 * config/mt/mt.c (mt_compute_frame_size): Update.
21346 * config/mn10300/mn10300.c (expand_prologue): Update.
21347 (expand_epilogue): Update.
21348 (initial_offset): Update.
21349 (mn10300_builtin_saveregs):
21350 * config/mn10300/mn10300.md (return expander): Update.
21351 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21352 (ia64_initial_elimination_offset): Update.
21353 (ia64_initial_elimination_offset): Update.
21354 (ia64_expand_prologue): Update.
21355 * config/m68k/m68k.md (return expander): Update.
21356 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21357 (rs6000_stack_info): Update.
21358 * config/mcore/mcore.c (layout_mcore_frame): Update.
21359 (mcore_expand_prolog): Update.
21360 * config/arc/arc.c (arc_compute_frame_size): Update.
21361 * config/score/score3.c (score3_compute_frame_size): Update.
21362 * config/score/score7.c (score7_compute_frame_size): Update.
21363 * config/arm/arm.c (use_return_insn): Update.
21364 (thumb_find_work_register): Update.
21365 (arm_compute_save_reg_mask): Update.
21366 (arm_output_function_prologue): Update.
21367 (arm_output_epilogue): Update.
21368 (arm_size_return_regs): Update.
21369 (arm_get_frame_offsets): Update.
21370 (arm_expand_prologue): Update.
21371 (thumb_exit): Update.
21372 (thumb_unexpanded_epilogue): Update.
21373 (thumb1_output_function_prologue): Update.
21374 * config/pa/pa.md (return expander): Update.
21375 * config/pa/pa.c (compute_frame_size): Update.
21376 (hppa_builtin_saveregs): Update.
21377 * config/mips/mips.c (mips_va_start): Update.
21378 (mips16_build_function_stub): Update.
21379 (mips_compute_frame_info): Update.
21380 (mips_restore_gp): Update.
21381 (mips_output_function_prologue): Update.
21382 (mips_expand_prologue): Update.
21383 * config/v850/v850.c (compute_frame_size): Update.
21384 (expand_prologue): * config/mmix/mmix.c (along): update.
21385 (mmix_initial_elimination_offset): update.
21386 (mmix_reorg): update.
21387 (mmix_use_simple_return): update.
21388 (mmix_expand_prologue): update.
21389 (mmix_expand_epilogue): Update.
21390 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21391 (emit_link_insn): Update.
21393 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21395 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21396 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21398 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21401 2008-04-07 Jan Hubicka <jh@suse.cz>
21403 * function.h (rtl): Rename to x_rtl.
21404 (crtl): New define.
21405 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21406 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21407 used_temp_slots avail_temp_slots, temp_slot_level,
21408 nonlocal_goto_handler_labels): Update accesstors.
21409 (rtl): New global variable.
21410 (struct function): Move some fileds to rtl_data.
21411 (get_arg_pointer_save_area): Update prototype.
21412 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21413 get_arg_pointer_save_area.
21414 * expr.c (init_expr): Update
21415 * function.c (get_frame_size): Update
21416 (assign_stack_local): Update
21417 (expand_function_end): Update.
21418 (get_art_pointer_save_area): Update
21420 * emit-rtl.c (rtl): Declare.
21421 (regno_reg_rtx): Declare.
21422 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21424 (gen_reg_rtx): Update.
21425 * varasm.c (n_deferred_constatns): Update accestor.
21426 (init_varasm_status): Do not allocate varasm_status.
21427 (force_const_mem, get_pool_size, output_constant_pool): Update.
21428 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21429 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21430 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21431 * sparc/sparc.h (INIT_EXPANDERS): Update.
21432 * ia64/ia64.h (INIT_EXPANDERS): Update.
21434 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21436 * reload.c (push_secondary_reload): Add missing break to for loop.
21438 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21440 PR middle-end/PR28690
21441 * rtlanal.c: Update copyright years.
21442 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21443 as REG_POINTER and MEM_POINTER operands.
21444 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21445 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21446 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21447 * gcse.c: Update copyright years.
21448 (pre_delete): Call gen_reg_rtx_and_attrs.
21449 (hoist_code): Likewise.
21450 (build_store_vectors): Likewise.
21451 (delete_store): Likewise.
21452 * loop-invariant.c (move_invariant_reg): Likewise.
21453 Update copyright years.
21455 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21457 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21458 control string instead of quoted.
21460 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21462 * doc/rtl.texi: Rewrite of subreg section.
21464 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21467 * config/i386/i386.c (legitimize_pic_address): Add treating
21468 of dllimport SYM_REF's.
21469 (legitimize_dllimport_symbol): Add prototype.
21471 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21473 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21474 reference in constructor with non self-referential type.
21476 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21478 Removal of Return with Depressed Stack Pointer support
21479 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21480 (ECF_SP_DEPRESSED): Likewise.
21481 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21482 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21483 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21484 (expand_call): Do not test ECF_SP_DEPRESSED.
21485 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21486 * function.c (keep_stack_depressed): Delete.
21487 (handle_epilogue_set): Likewise.
21488 (update_epilogue_consts): Likewise.
21489 (emit_equiv_load): Likewise.
21490 (thread_prologue_and_epilogue_insns): Remove support for Return with
21491 Depressed Stack Pointer.
21492 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21494 2008-04-06 Richard Guenther <rguenther@suse.de>
21496 PR tree-optimization/35400
21497 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21498 information from SSA_NAMEs.
21500 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21502 * config/avr/avr.h (avr_mega_p): Remove declaration.
21503 (AVR_MEGA): Remove macro.
21504 * config/avr/avr.c (avr_mega_p): Remove variable.
21505 (avr_override_options): Remove inicializion of avr_mega_p.
21506 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21507 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21508 (avr_jump_mode): (Ditto.).
21509 (avr_output_progmem_section_asm_op): (Ditto.).
21510 (avr_asm_init_sections): (Ditto.).
21511 (avr_asm_init_sections): (Ditto.).
21512 (avr_rtx_costs): (Ditto.).
21513 * config/avr/avr.md: (Ditto.).
21514 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21517 2008-04-06 Richard Guenther <rguenther@suse.de>
21519 PR tree-optimization/35842
21520 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21521 is_gimple_invariant_address.
21523 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21525 * gcc.c (default_compilers): Sync Fortran extensions list with
21526 that in fortran/lang-specs.h.
21527 * doc/invoke.texi: Likewise.
21528 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21529 * dwarf2out.c (gen_compile_unit_die): Likewise.
21531 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21533 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21535 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21538 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21539 attribute is used for nested functions.
21541 2008-04-05 Jan Hubicka <jh@suse.cz>
21543 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21545 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21547 (dump_files): Update.
21548 (enable_rtl_dump_file): Do not accept letter argument.
21549 * tree-pass.h (dump_file_info): Remove letter argument.
21550 * toplev.c (decode_d_option): Update -da handling.
21551 * toplev.h (enable_rtl_dump_file): Update prototype.
21552 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21553 it out based on pass type.
21554 (register_dump_files_1): Likewise.
21555 (init_optimization_passes): Update register_one_dump_file calls.
21556 (execute_one_pass): Sanity check that IPA passes are called at IPA
21557 level and RTL passes at RTL level.
21558 (execute_pass_list): IPA pass can not be after or subpass of
21560 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21561 disallov RTL subpasses of IPA subpasses.
21563 2008-04-05 Ben Elliston <bje@au.ibm.com>
21565 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21566 builtins that return exactly once and do not throw. Cache call to
21569 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21571 PR rtl-optimization/34916
21572 PR middle-end/35519
21573 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21574 between instruction pairs.
21576 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21578 * doc/invoke.texi: Document -mbitops for SH.
21579 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21580 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21581 * config/sh/sh.c (print_operand): Add %t operand code.
21582 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21583 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21584 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21585 (extendqihi2): Likewise.
21586 (movqi_i): Likewise.
21587 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21588 (extv): Use bld instruction for SH2A if possible.
21590 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21591 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21592 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21593 (bset.b, bclr.b): Define peepholes.
21594 * config/sh/sh.opt (mbitops): New option.
21596 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21599 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21600 and view convert expression.
21602 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21605 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21607 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21609 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21611 * config/i386/cpuid.h (bit_AES): New.
21612 (bit_PCLMUL): Likewise.
21614 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21615 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21616 SSE2 if AES or PCLMUL is enabled.
21617 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21618 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21619 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21620 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21621 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21622 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21623 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21624 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21625 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21626 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21627 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21628 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21629 __builtin_ia32_aeskeygenassist128 and
21630 __builtin_ia32_pclmulqdq128.
21631 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21632 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21633 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21635 * config/i386/i386.h (TARGET_AES): New.
21636 (TARGET_PCLMUL): Likewise.
21637 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21639 * config/i386/i386.md (UNSPEC_AESENC): New.
21640 (UNSPEC_AESENCLAST): Likewise.
21641 (UNSPEC_AESDEC): Likewise.
21642 (UNSPEC_AESDECLAST): Likewise.
21643 (UNSPEC_AESIMC): Likewise.
21644 (UNSPEC_AESKEYGENASSIST): Likewise.
21645 (UNSPEC_PCLMUL): Likewise.
21647 * config/i386/i386.opt (maes): New.
21648 (mpclmul): Likewise.
21650 * config/i386/sse.md (aesenc): New pattern.
21651 (aesenclast): Likewise.
21652 (aesdec): Likewise.
21653 (aesdeclast): Likewise.
21654 (aesimc): Likewise.
21655 (aeskeygenassist): Likewise.
21656 (pclmulqdq): Likewise.
21658 * config/i386/wmmintrin.h: New.
21660 * doc/extend.texi: Document AES and PCLMUL built-in function.
21662 * doc/invoke.texi: Document -maes and -mpclmul.
21664 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21666 * function.c (free_after_parsing): Replace with
21667 cxx_push_function_context from C++ front-end.
21668 (allocate_struct_function): Don't call langhook.
21669 * langhooks.h (struct lang_hooks_for_functions): Delete.
21670 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21672 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21673 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21674 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21675 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21676 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21677 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21678 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21680 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21681 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21683 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21686 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21689 2008-04-04 Richard Guenther <rguenther@suse.de>
21691 PR middle-end/35823
21692 * fold-const.c (optimize_minmax_comparison): Use the correct
21693 type for the constant in the simplified comparison.
21695 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21697 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21698 Pass L2 size as "--param l2-cache-size" to the compiler.
21699 (decode_l2_cache): New function to decode L2 cache parameters using
21700 0x8000006 extended cpuid function.
21701 (detect_caches_amd): Determine parameters of L2 cache using
21702 decode_l2_caches function.
21703 (decode_caches_intel): Decode L2 cache parameters.
21704 (detect_caches_intel): Determine L2 cache parameters using
21705 decode_caches_intel and decode_l2_caches functions.
21707 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21709 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21710 secondary input reload for subword loads from the constant pool.
21712 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21715 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21716 constants of the appropriate size for runtime calculations.
21719 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21720 decimal-float literal constant zero.
21722 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21725 * c-parser.c (c_parser_omp_atomic): Call
21726 default_function_array_conversion on the RHS.
21728 PR middle-end/35818
21729 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21730 call is_variable_sized if decl has incomplete type.
21732 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21734 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21736 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21738 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21740 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21741 (sgt<u>): Merge sgt and sgtu into new expander.
21742 (sgt, sgtu): Remove expanders.
21743 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21744 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21745 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21746 *sgtu_<mode>_mips16 into new pattern.
21747 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21748 (sge<u>): Merge sge and sgeu into new expander.
21749 (sge, sgeu): Remove expanders.
21750 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21752 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21753 (slt<u>): Merge slt and sltu into new expander.
21754 (slt, sltu): Remove expanders.
21755 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21756 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21757 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21758 *sltu_<mode>_mips16 into new pattern.
21759 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21760 (sle<u>): Merge sle and sleu into new expander.
21761 (sle, sleu): Remove expanders.
21762 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21763 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21764 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21765 *sleu_<mode>_mips16 into new pattern.
21766 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21768 2008-04-03 Jan Hubicka <jh@suse.cz>
21770 PR tree-optimization/35795
21771 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21772 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21773 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21774 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21775 * score/score3.c (score3_output_mi_thunk): Likewise.
21776 * score/score7.c (score7_output_mi_thunk): Likewise.
21777 * mips/mips.c (mips_output_mi_thunk): Likewise.
21779 2008-04-03 Richard Guenther <rguenther@suse.de>
21781 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21782 conversions. Simplify code.
21784 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21786 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21788 2008-04-03 Tom Tromey <tromey@redhat.com>
21789 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21791 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21792 * config/bfin/t-bfin-linux (generated_files): Add
21793 linux-sysroot-suffix.h.
21794 * doc/install.texi (Prerequisites): Require make 3.80.
21795 * doc/sourcebuild.texi (Front End Directory): Document new
21797 * Makefile.in (generated_files): New variable.
21798 (ALL_HOST_OBJS): New variable.
21799 ($(ALL_HOST_OBJS)): New target.
21801 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21803 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21804 (remap_block): Call id->transform_lang_insert_block instead
21806 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21807 Set id.transform_lang_insert_block to NULL.
21808 (clone_body): Move to cp/optimize.c
21809 * tree-inline.h (struct copy_body_data): Change
21810 transform_lang_insert_block to function pointer.
21811 (copy_generic_body, copy_decl_no_change): Export.
21812 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21813 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21814 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21816 * c-tree.h (insert_block): Kill.
21817 * c-decl.c (insert_block): Kill.
21819 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21821 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21822 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21823 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21825 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21826 argument, call {push,pop}_function_context from here.
21827 * c-parser.c: Use c_{push,pop}_function_context.
21829 * function.c (push_function_context_to): Move meat ...
21830 (push_function_context): ... here. Simplify.
21831 * function.c (pop_function_context_from): Move meat ...
21832 (pop_function_context): ... here. Simplify.
21833 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21835 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21836 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21837 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21838 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21840 2008-04-03 Ben Elliston <bje@au.ibm.com>
21842 * expmed.c (extract_force_align_mem_bit_field): Remove.
21844 2008-04-03 Richard Guenther <rguenther@suse.de>
21846 PR middle-end/35800
21847 * expr.h (try_casesi): Adjust prototype.
21848 * expr.c (try_casesi): Take fallback label as extra parameter.
21849 Use that for gen_casesi if default_label is NULL.
21850 * stmt.c (expand_case): Pass fallback label to try_casesi,
21851 make sure to fill gaps with a fallback label if default_label
21854 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21857 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21859 2008-04-03 Ben Elliston <bje@au.ibm.com>
21861 * expmed.c (extract_split_bit_field): Remove if (0) code.
21862 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21863 (do_ds_constraint): Likewise.
21865 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21867 * doc/cppopts.texi (-dU): Document.
21868 * c-common.h (flag_dump_macros): Update comment.
21869 * c-opts.c (handle_OPT_d): Handle -dU.
21870 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21871 dump_queued_macros, cb_used_define, cb_used_undef): New.
21872 (init_pp_output): Handle -dU.
21873 (cb_line_change): Call dump_queued_macros.
21874 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21876 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21878 * config/avr/predicates.md (io_address_operand): New predicate.
21879 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21880 * config/avr/avr.c (avr_io_address_p): Remove function.
21881 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21882 'avr_io_address_p' function.
21883 (out_movhi_r_mr): (Ditto.).
21884 (out_movqi_mr_r): (Ditto.).
21885 (out_movhi_mr_r): (Ditto.).
21886 (avr_address_cost): (Ditto.).
21888 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21890 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21891 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21892 in 32bit mode when XMM registers are available to avoid store
21894 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21895 corresponding post-reload splitters.
21897 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21899 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21900 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21901 __builtin_ia32_roundss.
21902 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21903 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21904 __builtin_ia32_roundss.
21905 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21906 IX86_BUILTIN_SHUFPD here.
21908 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21910 * config/i386/i386.md (plogic): New.
21911 (plogicprefix): Likewise.
21913 * config/i386/mmx.md (mmx_<code><mode>3): New.
21914 (mmx_and<mode>3): Removed.
21915 (mmx_ior<mode>3): Likewise.
21916 (mmx_xor<mode>3): Likewise.
21918 * config/i386/sse.md (<code><mode>3): New.
21919 (*<code><mode>3): Likewise.
21920 (*<code><mode>3): Likewise.
21921 (<code><mode>3): Likewise.
21922 (*sse_<code><mode>3): Likewise.
21923 (*sse2_<code><mode>3): Likewise.
21924 (<code>tf3): Likewise.
21925 (*<code>tf3): Likewise.
21926 (and<mode>3): Likewise.
21927 (*and<mode>3): Likewise.
21928 (ior<mode>3): Removed.
21929 (*ior<mode>3): Likewise.
21930 (xor<mode>3): Likewise.
21931 (*xor<mode>3): Likewise.
21932 (*and<mode>3): Likewise.
21933 (*ior<mode>3): Likewise.
21934 (*xor<mode>3): Likewise.
21935 (and<mode>3): Likewise.
21936 (*sse_and<mode>3): Likewise.
21937 (*sse2_and<mode>3): Likewise.
21938 (andtf3): Likewise.
21939 (*andtf3): Likewise.
21940 (ior<mode>3): Likewise.
21941 (*sse_ior<mode>3): Likewise.
21942 (*sse2_ior<mode>3): Likewise.
21943 (iortf3): Likewise.
21944 (*iortf3): Likewise.
21945 (xor<mode>3): Likewise.
21946 (*sse_xor<mode>3): Likewise.
21947 (*sse2_xor<mode>3): Likewise.
21948 (xortf3): Likewise.
21949 (*xortf3): Likewise.
21951 2008-04-02 Richard Guenther <rguenther@suse.de>
21953 PR tree-optimization/14495
21954 PR tree-optimization/34793
21955 * tree-vrp.c (struct switch_update): New structure.
21956 (to_remove_edges, to_update_switch_stmts): New VECs.
21957 (simplify_switch_using_ranges): New function. Remove not taken
21958 case labels and edges.
21959 (simplify_stmt_using_ranges): Call it.
21960 (identify_jump_threads): Mark edges we have queued for removal
21961 so we don't thread them.
21962 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21964 * tree-cfg.c (group_case_labels): Deal with missing default label.
21965 (tree_verify_flow_info): Allow missing default label.
21966 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21967 (emit_case_nodes): Likewise.
21968 (expand_case): Do not rely on the default label to be present.
21969 * expr.c (try_casesi): Deal with NULL default_label.
21970 (do_tablejump): Likewise.
21972 2008-04-02 Richard Guenther <rguenther@suse.de>
21974 PR tree-optimization/14495
21975 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21976 SWITCH_EXPR here ...
21977 (vrp_visit_switch_stmt): ... but here (new function).
21978 (find_case_label_index): New helper function.
21979 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21981 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21983 * fwprop.c: Fix ISO-C99ism.
21985 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21988 * Makefile.in (objdir): Set it here.
21989 * configure.ac: Not here. Find dynamic linker characteristics.
21990 * exec-tool.in: Use them.
21991 * aclocal.m4: Regenerate.
21992 * configure: Regenerate.
21994 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21996 * expr.c (expand_var): Delete it.
21997 * expr.h (expand_var): Delete prototype.
21998 * function.c (expand_function_start): Use expand_decl instead.
21999 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22002 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22004 PR rtl-optimization/35542
22005 * fwprop.c (forward_propagate_and_simplify): Replace
22006 loc_reg_mentioned_in_p with reg_mentioned_p.
22008 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22010 PR rtl-optimization/35281
22011 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22012 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22013 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22014 (varying_mem_p): Move above propagate_rtx.
22015 (all_uses_available_at): Do not check MEMs.
22017 2008-04-02 Rafael Espíndola <espindola@google.com>
22019 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22020 (register_edge_assert_for_2): Split the cond argument.
22021 (register_edge_assert_for_1): Adjust for the change in
22022 register_edge_assert_for_2.
22023 (register_edge_assert_for): Split the cond argument.
22024 (find_switch_asserts): Adjust for the change in
22025 register_edge_assert_for.
22027 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22029 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22030 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22031 offsets for 64-bit mingw.
22032 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22033 abi for x86_64-pc-mingw.
22035 2008-04-02 Richard Guenther <rguenther@suse.de>
22037 * tree-vrp.c (extract_range_from_assert): Make sure to not
22038 produce range min/max with TREE_OVERFOW set.
22039 If merging a anti-range and a range keep the anti-range if
22040 the range covers all values of the type.
22041 (register_edge_assert_for_2): Only allow sign-changing
22042 conversions in detecting canonical range checks. Also
22043 register an assert for the unsigned name if useful.
22045 PR tree-optimization/35787
22046 * tree-vrp.c (vrp_val_max): New function.
22047 (vrp_val_min): Likewise.
22048 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22049 (vrp_val_is_min): Likewise.
22050 (supports_overflow_infinity): Use vrp_val_{min,max}.
22051 (negative_overflow_infinity): Likewise.
22052 (positive_overflow_infinity): Likewise.
22053 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22054 (is_positive_overflow_infinity): Likewise.
22055 (is_overflow_infinity): Likewise.
22056 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22057 vrp_val_is_{min,max}.
22058 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22059 to ranges if possible. Avoid empty ranges.
22061 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22063 PR middle-end/35705
22064 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22065 the expression is a function address.
22067 2008-04-01 George Helffrich <george@gcc.gnu.org>
22069 PR fortran/35154, fortran/23057
22070 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22071 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22072 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22073 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22075 (dbxout_syms): Check for COMMON-based symbol and wrap in
22076 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22077 in bracket for efficiency.
22079 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22080 using DW_TAG_common_block + member offset.
22081 (add_pubname_string): New function.
22082 (dw_expand_expr): New function to find block name and offset for
22084 (common_check): New function to check whether symbol in Fortran COMMON.
22085 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22087 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22090 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22092 2008-04-02 Ben Elliston <bje@au.ibm.com>
22094 * config/v850/v850.md (casesi): Remove if (0) code.
22095 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22096 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22098 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22100 * config/i386/i386.md (rex64suffix): New mode attribute.
22101 (floathi<mode>2): Disable expander for SSE math.
22102 (*floathi<mode>2_1): New insn insn_and_split pattern.
22103 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22104 corresponding post-reload splitters.
22105 (*floathi<mode>2_i387): New macroized insn pattern.
22106 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22107 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22108 insn_and_split pattern.
22109 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22110 New macroized instruction patterns and corresponding post-reload
22112 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22113 and corresponding post-reload splitters.
22114 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22115 New macroized instruction patterns.
22116 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22117 macroized instruction patterns and corresponding post-reload splitters.
22118 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22119 corresponding post-reload splitters.
22120 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22121 New macroized instruction patterns.
22122 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22123 corresponding post-reload splitters.
22124 (*floatsi<mode>2_i387): New macroized instruction patterns.
22126 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22128 * config/i386/i386.md (smaxmin): New.
22129 (umaxmin): Likewise.
22130 (maxminiprefix): Likewise.
22131 (maxminfprefix): Likewise.
22132 (<code><mode>3): Likewise.
22133 (smin<mode>3): Removed.
22134 (smax<mode>3): Likewise.
22136 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22137 (mmx_<code>v4hi3): Likewise.
22138 (mmx_<code>v8qi3): Likewise.
22139 (mmx_smaxv2sf3): Removed.
22140 (mmx_sminv2sf3): Likewise.
22141 (mmx_umaxv8qi3): Likewise.
22142 (mmx_smaxv4hi3): Likewise.
22143 (mmx_uminv8qi3): Likewise.
22144 (mmx_sminv4hi3): Likewise.
22146 * config/i386/sse.md (<addsub><mode>3): New.
22147 (*<addsub><mode>3): Likewise.
22148 (<sse>_vm<addsub><mode>3): Likewise.
22149 (<maxmin><mode>3): Likewise.
22150 (*<maxmin><mode>3_finite): Likewise.
22151 (*<maxmin><mode>3): Likewise.
22152 (<sse>_vm<maxmin><mode>3): Likewise.
22153 (sse3_h<addsub>v4sf3): Likewise.
22154 (sse3_h<addsub>v2df3): Likewise.
22155 (<maxmin>v16qi3): Likewise.
22156 (*<maxmin>v16qi3): Likewise.
22157 (<maxmin>v8hi3): Likewise.
22158 (*<maxmin>v8hi3): Likewise.
22159 (*sse4_1_<maxmin><mode>3): Likewise.
22160 (*sse4_1_<maxmin><mode>3): Likewise.
22161 (add<mode>3): Removed.
22162 (*add<mode>3): Likewise.
22163 (<sse>_vmadd<mode>3): Likewise.
22164 (sub<mode>3): Likewise.
22165 (*sub<mode>3): Likewise.
22166 (<sse>_vmsub<mode>3): Likewise.
22167 (smin<mode>3): Likewise.
22168 (*smin<mode>3_finite): Likewise.
22169 (*smin<mode>3): Likewise.
22170 (<sse>_vmsmin<mode>3): Likewise.
22171 (smax<mode>3): Likewise.
22172 (*smax<mode>3_finite): Likewise.
22173 (*smax<mode>3): Likewise.
22174 (<sse>_vmsmax<mode>3): Likewise.
22175 (sse3_haddv4sf3): Likewise.
22176 (sse3_haddv2df3): Likewise.
22177 (sse3_hsubv4sf3): Likewise.
22178 (sse3_hsubv2df3): Likewise.
22179 (umaxv16qi3): Likewise.
22180 (*umaxv16qi3): Likewise.
22181 (smaxv8hi3): Likewise.
22182 (*smaxv8hi3): Likewise.
22183 (*sse4_1_smax<mode>3): Likewise.
22184 (*sse4_1_umax<mode>3): Likewise.
22185 (uminv16qi3): Likewise.
22186 (*uminv16qi3): Likewise.
22187 (sminv8hi3): Likewise.
22188 (*sminv8hi3): Likewise.
22189 (*sse4_1_smin<mode>3): Likewise.
22190 (*sse4_1_umin<mode>3): Likewise.
22192 2008-04-01 Rafael Espíndola <espindola@google.com>
22194 * tree-cfg.c (verify_expr): remove in_phi.
22195 (verify_stmt): Don't call walk_tree with verify_expr. Use
22196 is_gimple_min_invariant instead of is_gimple_val.
22198 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22200 * doc/include/gpl_v3.texi: Update for manpage generation.
22201 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22203 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22204 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22205 gpl_v3.texi instead of gpl.texi.
22208 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22211 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22213 2008-04-01 Rafael Espíndola <espindola@google.com>
22215 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22216 (extract_code_and_val_from_cond): Use
22217 extract_code_and_val_from_cond_with_ops.
22219 2008-04-01 Jan Hubicka <jh@suse.cz>
22221 * function.c (free_after_compilation): Free epilogue_delay_list.
22222 (prepare_function_start): Assert that previous compilation was freed.
22224 2008-04-01 Jan Hubicka <jh@suse.cz>
22225 Jim Wilson <wilson@tuliptree.org>
22226 Andreas Tobler <andreast@gcc.gnu.org>
22228 PR middle-end/35781
22229 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22230 rtl.emit instead cfun->emit.
22231 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22232 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22234 2008-04-01 Ben Elliston <bje@au.ibm.com>
22236 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22238 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22240 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22242 (fprofile-use): Add var flag_profile_use
22243 * coverage.c (coverage_begin_output): Do not open a gcno file for
22244 output only if -ftest-coverage is set.
22245 Do not add getpwd() to gcda file path.
22246 (build_gcov_info): Check the new flag
22247 flag_profile_datafile_relative_path.
22248 (coverage_init): Use profile_data_prefix.
22249 Read profile counter only if flag_profile_use is set.
22250 * opts.c (common_handle_option): New option fprofile-use=,
22251 fprofile-dir=, fprofile-generate=.
22252 * toplev.c (profile_data_prefix): New variable definition.
22253 * toplev.h (profile_data_prefix): New declaration.
22254 * doc/invoke.tex (Option Summary, Optimization Options):
22257 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22259 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22260 use tmp consistently.
22263 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22264 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22265 UNSPEC_FR_RECIP_APPROX_RES.
22266 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22268 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22271 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22273 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22275 PR middle-end/30186
22276 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22277 element of the vector via a pointer.
22279 2008-03-31 Ian Lance Taylor <iant@google.com>
22281 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22283 2008-03-31 Jan Hubicka <jh@suse.cz>
22285 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22286 get_arg_pointer_save_area.
22287 * expr.c (init_expr): Just clear out rtl.expr.
22288 * function.c (free_after_compilation): Clear out whole RTL structure.
22289 (get_func_frame_size): Merge into ...
22290 (get_frame_size): ... this one.
22291 (assign_stack_local_1): Merge into ...
22292 (assign_stack_local): ... this one.
22293 (expand_function_end): Update call of get_arg_pointer_save_area.
22294 (get_art_pointer_save_area): Remove cfun argument.
22295 * function.h (emit_status): regno_pointer_align does not need length
22296 attribute. Move x_regno_reg_rtx to ...
22297 (regno_reg_rtx): ... new global array.
22298 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22299 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22300 apply_args_value, forced_labels, stack_pointer_delta):
22302 (struct varasm_status): Move here from varasm.c
22303 (struct rtl_data): New. Move here some fields from struct function.
22304 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22305 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22306 used_temp_slots avail_temp_slots, temp_slot_level,
22307 nonlocal_goto_handler_labels): Update accesstors.
22308 (rtl): New global variable.
22309 (struct function): Move some fileds to rtl_data.
22310 (get_arg_pointer_save_area): Update prototype.
22311 * emit-rtl.c (rtl): Declare.
22312 (regno_reg_rtx): Declare.
22313 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22315 (gen_reg_rtx): Update.
22316 (init_virtual_regs): Do not tate emit_status argument.
22317 (init_emit): Do not allocate emit.
22318 * varasm.c (varasm_statuc): Move to function.h.
22319 (n_deferred_constatns): Update accestor.
22320 (init_varasm_status): Do not allocate varasm_status.
22321 (force_const_mem, get_pool_size, output_constant_pool): Update.
22322 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22323 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22325 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22327 PR rtl-optimization/35729
22328 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22331 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22334 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22335 load/store if memory is unaligned.
22336 (*movti_rex64): Likewise.
22338 * config/i386/predicates.md (misaligned_operand): New.
22340 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22343 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22346 2008-03-31 Jan Beulich <jbeulich@novell.com>
22348 * config/ia64/constraints.md: Add 'j' constraint.
22349 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22350 (movdi_internal): Likewise.
22352 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22355 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22357 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22360 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22361 proper error message for the third argument on blendpd and
22364 * config/i386/sse.md (blendbits): New.
22365 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22367 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22369 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22371 2008-03-30 Richard Guenther <rguenther@suse.de>
22373 PR middle-end/31023
22374 * fold-const.c (fold_sign_changed_comparison): Do leave
22375 conversions to base-types alone.
22377 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22379 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22380 the link register if one altivec register is be saved.
22382 2008-03-30 Ben Elliston <bje@au.ibm.com>
22384 * final.c (final_scan_insn): Remove if (0) code.
22386 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22388 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22390 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22392 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22393 of V4SFmode to ix86_binary_operator_ok.
22395 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22397 * config/i386/i386.c (override_options): Initialize
22398 ix86_veclib_handler to ix86_veclibabi_svml when
22399 -mveclibabi=svml is used.
22400 (ix86_veclibabi_svml): New function for SVML ABI style
22401 vectorization support.
22402 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22404 2008-03-28 Rafael Espíndola <espindola@google.com>
22406 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22407 (tree_binary_nonnegative_warnv_p): Make it public.
22408 (tree_single_nonnegative_warnv_p): Make it public.
22409 (tree_invalid_nonnegative_warnv_p): Make it public.
22410 (tree_unary_nonzero_warnv_p): Make it public.
22411 (tree_binary_nonzero_warnv_p): Make it public
22412 (tree_single_nonzero_warnv_p): Make it public.
22413 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22414 (extract_range_from_binary_expr): Split the expr argument.
22415 (extract_range_from_unary_expr): Split the expr argument.
22416 (extract_range_from_comparison): Split the expr argument.
22417 (extract_range_from_expr): Use the new aux functions.
22418 (vrp_evaluate_conditional_warnv): Use
22419 vrp_evaluate_conditional_warnv_with_ops.
22420 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22421 (tree_binary_nonzero_warnv_p): Declare.
22422 (tree_single_nonzero_warnv_p): Declare.
22423 (tree_expr_nonzero_warnv_p): Declare.
22424 (tree_unary_nonnegative_warnv_p): Declare.
22425 (tree_binary_nonnegative_warnv_p): Declare.
22426 (tree_single_nonnegative_warnv_p): Declare.
22427 (tree_invalid_nonnegative_warnv_p): Declare.
22429 2008-03-28 Richard Guenther <rguenther@suse.de>
22431 PR tree-optimization/30317
22432 PR tree-optimization/30911
22433 PR tree-optimization/34793
22434 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22435 (struct assert_locus_d): New member EXPR.
22436 (register_new_assert_for): Add EXPR parameter to support
22437 ASSERT_EXPR <name, expr OP limit>.
22438 (register_edge_assert_for_1): Adjust callers.
22439 (find_assert_locations): Likewise.
22440 (process_assert_insertions_for): Build condition from expression.
22441 (extract_range_from_assert): Handle ASSERT_EXPRs
22442 of the form ASSERT_EXPR <name, expr OP limit>.
22443 (register_edge_assert_for_2): New helper registering
22444 asserts for comparisons. Recognize range tests of the form
22445 (unsigned)i - CST1 OP CST2.
22446 (register_edge_assert_for_1): Use it.
22447 (register_edge_assert_for): Likewise.
22448 (needs_overflow_infinity): Integer sub-types
22449 do not need overflow infinities.
22450 (vrp_val_is_max): The extreme values of integer sub-types
22451 are those of the base type.
22452 (vrp_val_is_min): Likewise.
22453 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22456 2008-03-28 Nick Clifton <nickc@redhat.com>
22459 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22460 Return GENERAL_REGS for stack adjustment reloads.
22462 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22465 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22466 const_vector when all the vectors are constant.
22468 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22470 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22472 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22473 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22475 (s<code>_sf): Use new scc_sf attribute for opcode names.
22477 2008-03-27 Tom Tromey <tromey@redhat.com>
22479 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22480 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22481 config/spu/t-spu-elf, config/i386/t-interix,
22482 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22483 config/i386/x-darwin, config/i386/x-mingw32,
22484 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22485 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22486 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22487 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22488 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22489 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22490 config/score/t-score-elf, config/arm/t-strongarm-pe,
22491 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22492 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22493 Revert automatic dependency patch.
22495 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22498 * config/i386/i386.c (ix86_function_arg_boundary): Align
22499 decimal floating point to its natural boundary.
22501 2008-03-27 Richard Guenther <rguenther@suse.de>
22503 PR middle-end/35716
22504 * fold-const.c (fold_comparison): Restrict distinct decl
22505 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22506 solely rely on operand_equal_p.
22508 2008-03-27 Richard Guenther <rguenther@suse.de>
22511 * c-common.c (handle_weak_attribute): Reject combination of
22514 2008-03-27 Richard Guenther <rguenther@suse.de>
22516 PR tree-optimization/32810
22517 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22518 conversions from DECL_INITIAL.
22519 (fold_const_aggregate_ref): Likewise from constructor elements.
22521 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22523 * tree-affine.h (aff_combination_expand): Declare.
22524 (get_inner_reference_aff): Likewise.
22525 * tree-affine.c (aff_combination_expand): Split out from
22526 tree_to_aff_combination_expand.
22527 (get_inner_reference_aff): New function.
22528 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22529 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22530 (struct lim_aux_data): sm_done field removed.
22531 (mem_ref_loc_p, mem_ref_locs_p): New types.
22532 (struct mem_ref): Added id, stored, accesses_in_loop,
22533 indep_loop, dep_loop, indep_ref, dep_ref fields.
22534 Removed is_stored, locs and next fields.
22535 (memory_accesses): New variable.
22536 (movement_possibility): Do not allow moving statements
22537 that store to memory.
22538 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22540 (determine_max_movement): For statements with memory references,
22541 find the outermost loop in that the reference is independent.
22542 (move_computations_stmt): Mark the virtual operands for renaming.
22543 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22544 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22545 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22546 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22547 create_vop_ref_mapping, analyze_memory_references,
22548 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22549 get_all_locs_in_loop, ref_always_accessed_p,
22550 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22551 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22552 store_motion_loop, store_motion): New functions.
22553 (struct vop_to_refs_elt): New type.
22554 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22555 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22556 (schedule_sm): Replaced by...
22557 (execute_sm): ... this.
22558 (determine_lsm_ref, hoist_memory_references,
22559 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22560 find_more_ref_vops, free_mem_ref, free_mem_refs,
22561 determine_lsm_loop, determine_lsm): Removed.
22562 (tree_ssa_lim_finalize): Free data structures used by store motion.
22563 (tree_ssa_lim): Call analyze_memory_references. Use
22564 store_motion instead of determine_lsm.
22566 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22568 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22569 rename tmake_file to m68hc11/t-m68hc11.
22570 (mcore): Set inhibit_libc to true.
22571 * config.host (alpha*-dec-*vms*): Set extra_programs.
22572 (interix3*): Don't use host_xmake_file.
22573 * configure.ac: Let config.gcc override inhibit_libc.
22574 * configure: Regenerate.
22576 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22577 * config/t-openbsd-thread: Remove commented out lines.
22579 * config/x-interix: Remove.
22581 * config/m68hc11/t-m68hc11-gas: Rename to...
22582 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22584 * config/mcore/t-mcore: Remove T_CFLAGS.
22585 * config/mcore/t-mcore-pe: Likewise.
22587 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22589 * configure.ac: Replace custom __GNU_SOURCE test with
22590 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22591 * aclocal.m4: Regenerate.
22592 * configure: Regenerate.
22593 * config.in: Regenerate.
22595 2008-03-27 Richard Guenther <rguenther@suse.de>
22597 * fold-const.c (target.h): Include.
22598 (fold_comparison): Fold comparison of addresses of decls
22599 that bind locally or of constants. Consolidate address folding code.
22600 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22601 results from fold_binary_to_constant.
22602 (compare_values_warnv): Likewise.
22604 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22606 PR middle-end/35429
22607 * fold-const.c (fold_truthop): Check for integeral types when folding
22608 a == 0 && b == 0 and a != 0 || b != 0 .
22610 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22612 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22614 2008-03-26 Andreas Schwab <schwab@suse.de>
22616 * doc/invoke.texi: Fix use of @item vs. @itemx.
22618 2008-03-26 Tom Tromey <tromey@redhat.com>
22620 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22621 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22622 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22623 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22624 build/genconstants.o, build/genemit.o, build/genextract.o,
22625 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22626 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22629 2008-03-26 Richard Guenther <rguenther@suse.de>
22632 2008-03-26 Richard Guenther <rguenther@suse.de>
22634 * fold-const.c (target.h): Include.
22635 (fold_comparison): Fold comparison of addresses of two decls
22636 that bind locally. Consolidate address folding code.
22638 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22640 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22641 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22642 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22643 dconstsqrt2, dconstthird, dconste and/or dconst10.
22644 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22645 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22646 dconstsqrt2, dconste): Delete.
22647 (init_emit_once): Likewise. Simplify initializing dconstm1.
22649 * real.c (get_real_const): New.
22650 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22651 dconstsqrt2, dconste): Delete.
22652 (real_value_const, get_real_const): New.
22654 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22656 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22658 * config/i386/i386.c (ix86_function_arg_boundary): Check
22659 BIGGEST_ALIGNMENT instead of 128.
22660 (setup_incoming_varargs_64): Likewise.
22662 2008-03-26 Tom Tromey <tromey@redhat.com>
22664 * Makefile.in (DEPFILES): Add missing '/'.
22666 2008-03-26 Richard Guenther <rguenther@suse.de>
22668 * fold-const.c (target.h): Include.
22669 (fold_comparison): Fold comparison of addresses of two decls
22670 that bind locally. Consolidate address folding code.
22672 2008-03-26 Nick Clifton <nickc@redhat.com>
22675 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22676 not allow INT+INT as a legitimate addressing mode.
22678 2008-03-26 Richard Guenther <rguenther@suse.de>
22680 * tree-flow.h (widen_bitfield): Remove declaration.
22681 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22682 (widen_bitfield): Remove function.
22683 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22686 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22689 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22692 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22694 PR rtl-optimization/35232
22695 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22696 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22697 reg_reloaded_call_part_clobbered here.
22698 (reload_regs_reach_end_p): New function.
22699 (reload_reg_rtx_for_input): New variable.
22700 (reload_reg_rtx_for_output): Likewise.
22701 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22702 when reassigning a pseudo register. Load reloadreg from
22703 reload_reg_rtx_for_input, moving the mode and register
22705 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22706 instead of the original when deciding whether an input reload
22707 would be a no-op or whether an output reload can be deleted.
22708 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22709 when setting up new_spill_reg_store. Load it from
22710 reload_reg_rtx_for_output, moving the mode and register
22712 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22713 instead of the original when deciding whether an output reload
22714 would be a no-op. Do the same when modifying insn notes.
22715 Use rtx_equal_p instead of == to compare the registers.
22716 (inherit_piecemeal_p): Take a mode and two register numbers
22718 (emit_reload_insns): Clear new_spill_reg_store for every hard
22719 register in the reload register. Remove spill registers
22720 from reg_reloaded_valid before considering whether to record
22721 inheritance information for them. Use reload_reg_rtx_for_output
22722 instead of reg_rtx when recording output reloads. Use
22723 reload_reg_rtx_for_input instead of reg_rtx when recording
22724 input reloads. Set or clear reg_reloaded_call_part_clobbered
22725 at the same time as setting reg_reloaded_valid.
22726 (delete_output_reload): Add a new_reload_reg parameter and use it
22727 instead of rld[j].reg_rtx.
22728 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22731 2008-03-25 Tom Tromey <tromey@redhat.com>
22733 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22734 (build/genattr.o): Likewise.
22735 (build/genattrtab.o): Likewise.
22736 (build/gencodes.o): Likewise.
22737 (build/genconfig.o): Likewise.
22738 (build/genconstants.o): Likewise.
22739 (build/genemit.o): Likewise.
22740 (build/genextract.o): Likewise.
22741 (build/genflags.o): Likewise.
22743 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22745 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22746 instead of size_int for integer types.
22747 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22748 to match type of MINUS_EXPR.
22750 2008-03-25 Tom Tromey <tromey@redhat.com>
22752 * configure: Rebuilt.
22753 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22756 2008-03-25 Tom Tromey <tromey@redhat.com>
22758 * config/x-solaris (host-solaris.o): Update.
22759 * config/x-linux (host-linux.o): Update.
22760 * config/x-hpux (host-hpux.o): Update.
22761 * config/x-darwin (host-darwin.o): Update.
22762 * config/v850/t-v850e (v850-c.o): Update.
22763 * config/v850/t-v850 (v850-c.o): Update.
22764 * config/t-vxworks (vxworks.o): Update.
22765 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22766 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22767 * config/spu/t-spu-elf (spu-c.o): Update.
22769 * config/sh/t-symbian (sh-c.o): Update.
22770 (symbian.o): Update.
22771 * config/sh/t-sh (sh-c.o): Update.
22772 * config/score/t-score-elf (score7.o, score3.o): Update.
22773 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22774 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22775 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22776 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22777 (rs6000.o): Remove.
22778 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22779 * config/m32c/t-m32c (m32c-pragma.o): Update.
22780 * config/ia64/t-ia64 (ia64-c.o): Update.
22781 * config/i386/x-mingw32 (host-mingw32.o): Update.
22782 * config/i386/x-i386 (driver-i386.o): Update.
22783 * config/i386/x-darwin (host-i386-darwin.o): Update.
22784 * config/i386/x-cygwin (host-cygwin.o): Update.
22785 * config/i386/t-nwld (nwld.o): Update.
22786 * config/i386/t-netware (netware.o): Update.
22787 * config/i386/t-interix (winnt.o): Update.
22788 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22789 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22790 msformat-c.o): Update.
22791 * config/bfin/t-bfin-linux (generated_files): Add
22792 linux-sysroot-suffix.h.
22793 * config/arm/t-wince-pe (pe.o): Update.
22794 * config/arm/t-strongarm-pe (pe.o): Update.
22795 * config/arm/t-pe (pe.o): Update.
22796 * config/arm/t-arm (arm-c.o): Update.
22797 * doc/install.texi (Prerequisites): Require make 3.80.
22798 * Makefile.in: Remove .o targets.
22799 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22800 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22801 (simple_generated_h, simple_generated_c): Move earlier.
22802 (generated_files): New variable.
22803 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22804 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22805 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22806 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22807 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22808 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22809 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22810 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22811 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22812 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22813 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22814 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22816 (COMPILE.base, COMPILE): New variables.
22817 (%.o): New pattern rule.
22818 (ALL_HOST_OBJS): New variable.
22819 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22820 (dummy-checksum.o, cc1-checksum.o): Remove.
22821 (DRIVER_SHLIB): New variable.
22822 (DRIVER_DEFINES): Use it.
22823 (gencondmd.c): Move out of build/.
22824 (s-conditions): Update.
22825 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22826 (ALL_BUILD_OBJS): Likewise.
22827 (build/%.o): Use BUILDCOMPILE.
22828 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22829 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22830 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22831 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22832 build/genconfig.o, build/genconstants.o, build/genemit.o,
22833 build/genextract.o, build/genflags.o, build/genmddeps.o,
22834 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22835 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22836 build/gen-protos.o, build/scan.o, build/fix-header.o,
22837 build/scan-decls.o): Simplify.
22838 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22839 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22840 prefix.o, toplev.o): Reduce to variable setting.
22841 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22842 ($(out_object_file), gcc-options.o): New targets.
22843 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22844 * configure: Rebuilt.
22845 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22846 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22848 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22850 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22851 complain when we hit an error, return ERROR_MARK_NODE.
22853 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22855 * config/sh/constraints.md (Pso, Psz): New constraints.
22856 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22857 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22859 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22861 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22862 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22864 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22866 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22867 (prefetch_sh2a): New.
22869 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22870 Naveen.H.S <naveen.hs@kpitcummins.com>
22872 * config/sh/constraints.md (I28): New constraint.
22873 * config/sh/sh.c (broken_move): Add support for movi20s.
22874 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22876 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22877 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22878 Naveen.H.S <naveen.hs@kpitcummins.com>
22880 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22881 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22882 (print_operand): Handle resbank in %@ operand code.
22883 (sh_encode_section_info): New.
22884 (push_regs): Add conditions for resbank.
22885 (sh_expand_epilogue): Likewise.
22886 (sh_insert_attributes): Likewise.
22887 (sh_attribute_table): Likewise.
22888 (sh_handle_resbank_handler_attribute): New.
22889 (sh2a_handle_function_vector_handler_attribute): New.
22890 (sh2a_is_function_vector_call): New.
22891 (sh2a_get_function_vector_number): New.
22892 (sh2a_function_vector_p): New.
22893 (sh_cfun_resbank_handler_p): New.
22894 * config/sh/sh.md (calli): Emit jsr/n if possible.
22895 (calli_tbr_rel): New.
22896 (calli_pcrel): Emit jsr/n if possible.
22897 (return_i): Emit rts/n if possible.
22898 (call_valuei_tbr_rel): New.
22899 (call_valuei_pcrel): Add condition for SH2A target.
22900 (call_value): Likewise.
22901 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22902 (sh2a_get_function_vector_number): Likewise.
22903 (sh2a_is_function_vector_call): Likewise.
22904 * doc/extend.texi: Document TBR relative addressing of SH2A.
22905 (resbank): Add description for SH2A.
22907 2008-03-24 Richard Guenther <rguenther@suse.de>
22910 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22911 pointer assignments change conversions according to middle-end rules.
22912 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22913 * configure.ac: Include type checking in yes.
22914 * configure: Regenerate.
22916 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22918 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22919 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22921 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22923 * gthr-vxworks.h (UNUSED): Define.
22925 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22927 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22929 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22931 * doc/extend.texi (Function Attributes): Add missing comma in the
22932 example of the "alloc_size" attribute.
22934 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22937 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22939 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22942 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22945 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22946 of the underlying type of a MS bitfield layout to the natural
22947 alignment of the type.
22949 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22951 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22952 to their natural alignment to avoid store forwarding stalls.
22954 2008-03-22 Richard Guenther <rguenther@suse.de>
22956 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22957 For PHI nodes verify the address is invariant.
22958 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22959 (get_symbol_constant_value): Use is_gimple_min_invariant.
22960 (maybe_fold_stmt_indirect): Likewise.
22962 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22964 PR rtl-optimization/33927
22965 * Makefile.in (dse.o): Depend on $(TM_P_H).
22966 * expr.h (extract_low_bits): Declare.
22967 * expmed.c (extract_low_bits): New function.
22968 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22969 * dse.c: Include tm_p.h.
22970 (find_shift_sequence): Remove the read_reg argument and return the
22971 read value. Emit the instructions instead of returning them.
22972 Iterate on new_mode rather than calculating it each time.
22973 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22974 source to NEW_MODE and extract_low_bits to convert the shifted
22975 value to READ_MODE.
22976 (replace_read): Allow the load and store to have different mode
22977 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22978 or extraction instructions before trying the replacement. Update
22979 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22981 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22983 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22984 to their natural alignment to avoid store forwarding stalls.
22986 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22989 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22990 encouraging but not allowing gprs for input;
22991 change the input constraint to !f#r.
22992 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22994 change the output constraint to !f#r.
22996 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22999 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23000 corresponding post-reload splitters.
23001 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23002 when x87 FP math is selected.
23003 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23004 New function prototype.
23005 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23006 unreachable function to ease macroization of insn patterns.
23008 2008-03-21 Martin Jambor <mjambor@suse.cz>
23010 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23011 reference dumps if ddr is NULL or dependence is unknown.
23013 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23015 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23016 unsigned extension into account.
23017 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23018 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23019 Do computations on a scratch register.
23021 2008-03-21 Richard Guenther <rguenther@suse.de>
23023 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23024 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23025 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23026 * tree-ssa-dom.c (record_equality): Likewise.
23027 * tree-inline.c (copy_body_r): Likewise.
23028 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23031 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23033 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23034 as 'delete_unused' argument.
23036 2008-03-20 Richard Guenther <rguenther@suse.de>
23038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23039 special casing of constant qualifiers.
23040 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23041 care about them in general.
23042 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23043 regardless of their type.
23044 (fold_stmt_r): Forcefully fold *& if we end up with that.
23046 2008-03-20 Paul Brook <paul@codesourcery.com>
23048 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23049 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23051 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23053 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23054 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23056 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23058 * common.opt (Wmudflap): New option.
23059 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23060 (mx_register_decls): Likewise.
23061 (mudflap_finish_file): Likewise.
23062 * doc/invoke.texi: Document -Wno-mudflap.
23064 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23066 * c-format.c (replace_format_name_to_system_name): New.
23067 (cmp_attribs): New.
23068 (convert_format_name_to_system_name): New.
23069 (decode_format_attr): Add use of convert_format_name_to_system_name.
23070 (format_types_orig): Add gnu_ prefix to names.
23071 (check_format_info_main): Special treating of \0 escaped names for
23072 supporting multi-character format specifiers as I32, I64.
23073 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23074 (gnu_target_overrides_format_attributes): New.
23075 * c-format.h: Add structure target_ovr_attr to hold
23076 system specific formatter names.
23077 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23078 msformat-c.o file to c_target_objs and cxx_target_objs.
23079 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23080 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23081 (TARGET_N_FORMAT_TYPES): New.
23082 * config/i386/msformat-c.c: New.
23083 * config/i386/t-cygming: Add build rule for msformat-c.o.
23084 * doc/extend.texi: Add new format names gnu_* and ms_* and
23086 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23088 2008-03-20 Ira Rosen <irar@il.ibm.com>
23090 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23091 optimizations turned on under -O3.
23092 (ftree-vectorize): Add that the flag is turned on with -O3.
23094 2008-03-20 Ben Elliston <bje@au.ibm.com>
23096 * regmove.c (try_auto_increment): Fix spelling error in comment.
23097 * final.c (final_scan_insn): Likewise.
23099 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23102 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23103 allocator preferences for "y" and "r" class registers.
23104 ("*mov<mode>_internal"): Ditto.
23105 ("*movv2sf_internal_rex64"): Ditto.
23106 ("*movv2sf_internal"): Ditto.
23108 2008-03-19 Michael Matz <matz@suse.de>
23110 PR middle-end/35616
23111 * calls.c (expand_call): Check overlap of arguments with call
23112 address for sibcalls.
23114 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23117 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23118 of the underlying type of a MS bitfield layout to the natural
23119 alignment of the type.
23121 2008-03-19 Jan Hubicka <jh@suse.cz>
23124 * toplev.c (decode_d_option): Handle all CPP flags.
23125 * tree-vrp.c: Update tree_pass descriptors.
23126 * regrename.c: Update tree_pass descriptors.
23127 * fwprop.c: Update tree_pass descriptors.
23128 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23129 * tree-into-ssa.c: Update tree_pass descriptors.
23130 * tree-dump.c: Update tree_pass descriptors.
23131 * tree-complex.c: Update tree_pass descriptors.
23132 * tree-dump.h: Update tree_pass descriptors.
23133 * see.c: Update tree_pass descriptors.
23134 * cgraphbuild.c: Update tree_pass descriptors.
23135 * tracer.c: Update tree_pass descriptors.
23136 * tree-loop-distribution.c: Update tree_pass descriptors.
23137 * cgraph.c: Update tree_pass descriptors.
23138 * postreload-gcse.c: Update tree_pass descriptors.
23139 * postreload.c: Update tree_pass descriptors.
23140 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23141 * tree-tailcall.c: Update tree_pass descriptors.
23142 * tree-pass.h (tree_opt_pass): Rename to ...
23143 (opt_pass) ... this one; add "type" field and remove letter field.
23144 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23145 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23146 all_lowering_passes): Update declaration.
23147 * ipa-cp.c: Update tree_pass descriptors.
23148 * final.c: Update tree_pass descriptors.
23149 * omp-low.c: Update tree_pass descriptors.
23150 * tree-ssa-dse.c: Update tree_pass descriptors.
23151 * ipa-reference.c: Update tree_pass descriptors.
23152 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23153 * auto-inc-dec.c: Update tree_pass descriptors.
23154 * reorg.c: Update tree_pass descriptors.
23155 * cgraphunit.c: Update tree_pass descriptors.
23156 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23157 * tree-ssa-ccp.c: Update tree_pass descriptors.
23158 * df-core.c: Update tree_pass descriptors.
23159 * mode-switching.c: Update tree_pass descriptors.
23160 * tree-nomudflap.c: Update tree_pass descriptors.
23161 * modulo-sched.c: Update tree_pass descriptors.
23162 * ipa-pure-const.c: Update tree_pass descriptors.
23163 * cse.c: Update tree_pass descriptors.
23164 * web.c: Update tree_pass descriptors.
23165 * tree-stdarg.c: Update tree_pass descriptors.
23166 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23167 * tree-ssa-dom.c: Update tree_pass descriptors.
23168 * tree-nrv.c: Update tree_pass descriptors.
23169 * tree-ssa-alias.c: Update tree_pass descriptors.
23170 * loop-init.c: Update tree_pass descriptors.
23171 * gimple-low.c: Update tree_pass descriptors.
23172 * ipa-inline.c: Update tree_pass descriptors.
23173 * tree-ssa-sink.c: Update tree_pass descriptors.
23174 * global.c: Update tree_pass descriptors.
23175 * ifcvt.c: Update tree_pass descriptors.
23176 * jump.c: Update tree_pass descriptors.
23177 * predict.c: Update tree_pass descriptors.
23178 * tree-ssa-loop.c: Update tree_pass descriptors.
23179 * recog.c: Update tree_pass descriptors.
23180 * dse.c: Update tree_pass descriptors.
23181 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23182 * tree-eh.c: Update tree_pass descriptors.
23183 * regmove.c: Update tree_pass descriptors.
23185 * function.c: Update tree_pass descriptors.
23186 * tree-vectorizer.c: Update tree_pass descriptors.
23187 * gcse.c: Update tree_pass descriptors.
23188 * ipa-type-escape.c: Update tree_pass descriptors.
23189 * tree-if-conv.c: Update tree_pass descriptors.
23190 * init-regs.c: Update tree_pass descriptors.
23191 * ipa.c: Update tree_pass descriptors.
23192 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23193 * rtl-factoring.c: Update tree_pass descriptors.
23194 * lower-subreg.c: Update tree_pass descriptors.
23195 * bt-load.c: Update tree_pass descriptors.
23196 * tree-dfa.c: Update tree_pass descriptors.
23197 * except.c: Update tree_pass descriptors.
23198 * emit-rtl.c: Update tree_pass descriptors.
23199 * cfgexpand.c: Update tree_pass descriptors.
23200 * tree-cfgcleanup.c: Update tree_pass descriptors.
23201 * cfgcleanup.c: Update tree_pass descriptors.
23202 * tree-ssa-pre.c: Update tree_pass descriptors.
23203 * tree-sra.c: Update tree_pass descriptors.
23204 * tree-mudflap.c: Update tree_pass descriptors.
23205 * tree-ssa-copy.c: Update tree_pass descriptors.
23206 * cfglayout.c: Update tree_pass descriptors.
23207 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23208 * tree-ssa-dce.c: Update tree_pass descriptors.
23209 * tree-ssa.c: Update tree_pass descriptors.
23210 * regclass.c: Update tree_pass descriptors.
23211 * integrate.c: Update tree_pass descriptors.
23212 * tree-optimize.c: Update tree_pass descriptors.
23213 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23214 * tree-object-size.c: Update tree_pass descriptors.
23215 * combine.c: Update tree_pass descriptors.
23216 * tree-outof-ssa.c: Update tree_pass descriptors.
23217 * bb-reorder.c: Update tree_pass descriptors.
23218 * stack-ptr-mod.c: Update tree_pass descriptors.
23219 * var-tracking.c: Update tree_pass descriptors.
23220 * tree-profile.c: Update tree_pass descriptors.
23221 * tree-vect-generic.c: Update tree_pass descriptors.
23222 * reg-stack.c: Update tree_pass descriptors.
23223 * sched-rgn.c: Update tree_pass descriptors.
23224 * tree-ssa-structalias.c: Update tree_pass descriptors.
23225 * tree-cfg.c: Update tree_pass descriptors.
23226 * passes.c (current_pass): Update declaration.
23227 (finish_optimization_passes): Update.
23228 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23229 (register_one_dump_file, register_dump_files_1, next_pass_1):
23231 (init_optimization_passes): Update handling of new types.
23232 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23233 * ipa-struct-reorg.c: Update tree_pass descriptors.
23234 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23235 * combine-stack-adj.c: Update tree_pass descriptors.
23236 * cfgrtl.c: Update tree_pass descriptors.
23237 * dce.c: Update tree_pass descriptors.
23238 * tree-ssanames.c: Update tree_pass descriptors.
23240 2008-03-19 Richard Guenther <rguenther@suse.de>
23242 PR middle-end/35609
23243 * tree-ssa.c (walk_data): New structure.
23244 (warn_uninitialized_var): If not always_executed warn with "maybe"
23246 (execute_early_warn_uninitialized): Compute post-dominators.
23247 Initialize always_executed before processing each basic block.
23249 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23252 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23253 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23255 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23257 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23259 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23261 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23263 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23264 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23265 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23266 target after ignore has been set, and move there also the commputation
23267 of subtarget and original_target.
23268 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23269 (LANG_HOOKS_INITIALIZER): Remove it.
23270 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23272 2008-03-18 Richard Guenther <rguenther@suse.de>
23274 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23275 found an expression with constants, note that in the VN for the lhs.
23276 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23277 fold them to constants if possible. Run cleanup_cfg if done so.
23278 (execute_pre): Return todo.
23279 (do_pre): Likewise.
23280 (execute_fre): Likewise.
23281 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23283 (get_prop_source_stmt): Look through pointer conversions.
23285 2008-03-18 Jan Hubicka <jh@suse.cz>
23287 * tree-pretty-print.c: Include predict.h.
23288 (dump_generic_node): Dump predictor.
23289 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23290 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23291 * gimple-low.c (lower_stmt): Likewise.
23292 * expr.c (expand_expr_real): Likewise.
23293 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23295 (build_predict_expr, build_predict_expr): New.
23296 * predict.h (predictor_name, build_predict_expr): Update.
23297 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23298 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23299 * predict.def (PRED_CONTINUE): Update hitrate.
23300 * tree.def (PREDICT_EXPR): Define.
23301 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23302 do not handle BIND_EXPR.
23303 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23304 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23305 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23308 2008-03-18 Michael Matz <matz@suse.de>
23310 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23312 2008-03-18 Richard Guenther <rguenther@suse.de>
23314 * tree-gimple.h (is_gimple_invariant_address): Declare.
23315 (is_gimple_constant): Likewise.
23316 * tree-gimple.c (is_gimple_constant): New function.
23317 (is_gimple_invariant_address): Likewise.
23318 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23319 and is_gimple_invariant_address.
23320 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23322 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23323 an addressable base.
23325 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23327 PR middle-end/35611
23328 * gimplify.c (gimplify_expr): Gimplify second operand of
23331 2008-03-17 Richard Guenther <rguenther@suse.de>
23333 PR tree-optimization/19637
23334 * fold-const.c (fold_unary): Remove restrictions of removing
23335 intermediate pointer-conversions (P2)(P1)P0.
23336 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23337 conversion to void pointer.
23338 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23340 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23343 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23344 emulated thread local variables.
23346 2008-03-16 Richard Guenther <rguenther@suse.de>
23348 PR middle-end/35607
23349 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23350 expand TREE_INVARIANT operations that are not gimple invariant.
23352 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23354 * doc/extend.texi (Alignment): Say that the ABI controls
23355 the __alignof__ for non-strict-alignment targets rather
23356 than being a recommendation.
23358 2008-03-15 Paul Brook <paul@codesourcery.com>
23360 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23362 (arm_output_fn_unwind): Mark functions that can not be unwound.
23364 2008-03-15 Paul Brook <paul@codesourcery.com>
23366 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23367 extension instructions.
23369 2008-03-15 Richard Guenther <rguenther@suse.de>
23371 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23372 and fold constant aggregate refs.
23373 (fold_const_aggregate_ref): Handle string constants
23374 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23375 (evaluate_stmt): Simplify now that ccp_fold folds constant
23378 2008-03-15 Paul Brook <paul@codesourcery.com>
23380 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23381 (extzv): Use gen_extzv_t2.
23382 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23384 2008-03-15 Richard Guenther <rguenther@suse.de>
23386 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23387 (fold_const_aggregate_ref): Likewise.
23388 (get_value): Return NULL if we don't have any values.
23389 (ccp_finalize): Set const_val to NULL after freeing it.
23390 * tree-flow.h (get_symbol_constant_value): Declare.
23391 (fold_const_aggregate_ref): Likewise.
23392 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23394 2008-03-15 Richard Guenther <rguenther@suse.de>
23396 PR middle-end/35593
23397 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23398 to not produce negative array indices if not allowed. Add
23399 parameter to indicate that.
23400 (maybe_fold_offset_to_component_ref): Allow negative array
23401 indices only for the first member of a structure.
23402 (maybe_fold_offset_to_reference): Allow negative array indices.
23403 (maybe_fold_stmt_addition): Likewise.
23405 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23406 Anatoly Sokolov <aesok@post.ru>
23408 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23409 (avr_arch): Add ARCH_AVR6.
23410 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23411 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23412 instead of fixed value 2.
23413 (print_operand_address): Use gs() asm specifier instead of pm().
23414 (avr_assemble_integer): (Ditto.).
23415 (avr_output_addr_vec_elt): (Ditto.).
23416 (print_operand): Handle "!" code.
23417 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23418 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23419 (AVR_HAVE_EIJMP_EICALL): Define.
23420 (AVR_3_BYTE_PC): Redefine.
23421 (AVR_2_BYTE_PC): (Ditto.).
23422 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23423 (LINK_SPEC): Add atmega2560 and atmega2561.
23424 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23426 * config/avr/avr.md (call_insn): Use eicall instead of icall
23427 for 3 byte PC devices.
23428 (call_value_insn): (Ditto.).
23429 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23430 (indirect_jump): Use only for for 2 byte PC devices.
23431 (*tablejump): (Ditto.).
23432 (*indirect_jump_avr6): Add insn.
23433 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23434 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23435 instead of ijmp for 3 byte PC devices.
23436 (__tablejump2__): (Ditto.).
23437 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23438 (MULITLIB_DIRNAMES): (Ditto.).
23439 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23441 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23443 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23444 "sse2_umulsidi3". Use V1DI mode for operand 0.
23445 ("mmx_psadbw"): Use V1DI mode for operand 0.
23446 * config/i386/i386-modes.def (V1SI): New vector mode.
23447 * config/i386/i386.c (struct builtin_description)
23448 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23449 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23450 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23451 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23452 v1di_ftype_v8qi_v8qi type.
23453 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23455 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23456 __builtin_ia32_pmuludq]: Fix the mode of return value.
23458 2008-03-15 Richard Guenther <rguenther@suse.de>
23460 PR middle-end/35595
23461 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23464 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23466 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23467 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23468 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23469 unless TARGET_SERIALIZE_VOLATILE is enabled.
23470 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23471 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23472 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23474 2008-03-14 Richard Guenther <rguenther@suse.de>
23476 PR tree-optimization/34172
23477 * tree-flow.h (refs_may_alias_p): Declare.
23478 (get_single_def_stmt): Likewise.
23479 (get_single_def_stmt_from_phi): Likewise.
23480 (get_single_def_stmt_with_phi): Likewise.
23481 * tree-dfa.c (refs_may_alias_p): New function.
23482 (get_single_def_stmt): Likewise.
23483 (get_single_def_stmt_from_phi): Likewise.
23484 (get_single_def_stmt_with_phi): Likewise.
23485 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23486 (vn_reference_lookup_1): New helper function.
23487 (vn_reference_lookup): Walk the virtual use-def chain to
23488 continue searching for a match if the def does not alias the
23489 reference we are looking for.
23491 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23493 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23494 archive and Perzl. Update The Written Word listing.
23496 2008-03-14 Richard Guenther <rguenther@suse.de>
23498 PR tree-optimization/34043
23499 PR tree-optimization/33989
23500 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23502 (bitmap_find_leader): Use extra argument to verify dominance
23503 relationship inside a basic-block.
23504 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23505 (find_leader_in_sets): Adjust.
23506 (create_component_ref_by_pieces): Take extra argument for
23507 dominance check, handle lookup failures.
23508 (find_or_generate_expression): Likewise.
23509 (create_expression_by_pieces): Likewise.
23510 (insert_into_preds_of_block): Adjust.
23511 (create_value_expr_from): If asked for, verify all operands
23512 are in the blocks AVAIL_OUT set.
23513 (make_values_for_stmt): Check for SSA_NAMEs that are life
23514 over an abnormal edge.
23515 (compute_avail): Remove such check.
23516 (do_SCCVN_insertion): New function.
23517 (eliminate): If we do not find a leader suitable for replacement
23518 insert a replacement expression from SCCVN if available.
23519 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23520 (struct vn_ssa_aux): Add needs_insertion flag.
23521 * tree-ssa-sccvn.c (may_insert): New global flag.
23522 (copy_reference_ops_from_ref): Value-number union member access
23523 based on its size, not type and member if insertion is allowed.
23524 (visit_reference_op_load): For a weak match from union type
23525 punning lookup a view-converted value and insert a SSA_NAME
23526 for that value if that is not found.
23527 (visit_use): Make dumps shorter. Do not disallow value numbering
23528 SSA_NAMEs that are life over an abnormal edge to constants.
23529 (free_scc_vn): Release inserted SSA_NAMEs.
23530 (run_scc_vn): New flag to specify whether insertion is allowed.
23531 Process SSA_NAMEs in forward order.
23532 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23533 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23534 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23535 pointer type to/from integral types that do not change the
23536 precision to regular conversions.
23538 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23540 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23541 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23542 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23543 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23544 input arguments and the mode of return value. Built-in functions
23545 that operate on whole 64-bit MMX register now use V1DI mode.
23547 2008-03-13 Alon Dayan <alond@il.ibm.com>
23548 Olga Golovanevsky <olga@il.ibm.com>
23550 PR tree-optimization/35041
23551 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23552 to locate the right position in a statement.
23554 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23558 * config/i386/xmmintrin.h: Change all static inline functions to
23559 extern inline and add __gnu_inline__ attribute.
23560 * config/i386/bmintrin.h: Ditto.
23561 * config/i386/smmintrin.h: Ditto.
23562 * config/i386/tmmintrin.h: Ditto.
23563 * config/i386/mmintrin-common.h: Ditto.
23564 * config/i386/ammintrin.h: Ditto.
23565 * config/i386/emmintrin.h: Ditto.
23566 * config/i386/pmmintrin.h: Ditto.
23567 * config/i386/mmintrin.h: Ditto.
23568 * config/i386/mm3dnow.h: Ditto.
23570 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23572 PR middle-end/35185
23573 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23574 (lower_omp_2): New function.
23575 (lower_omp_1, lower_omp): Rewritten.
23577 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23580 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23581 with the phrase "Microsoft Windows compilers".
23582 (Push/Pop Macro Pragmas): New subsection. Document
23583 #pragma push_macro and pragma pop_macro.
23585 2008-03-12 Paul Brook <paul@codesourcery.com>
23587 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23589 2008-03-12 Paul Brook <paul@codesourcery.com>
23591 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23592 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23593 (thumb2_addsi_shortim): Rename ...
23594 (thumb2_addsi_short): ... to this. Allow register operands.
23595 (thumb2_subsi_short): New pattern.
23596 (thumb2_one_cmplsi2_short,
23597 thumb2_negsi2_short): New patterns and peepholes.
23599 2008-03-12 Paul Brook <paul@codesourcery.com>
23601 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23603 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23605 * config/i386/i386.md (int_cond): New code iterator.
23607 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23608 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23609 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23610 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23611 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23612 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23613 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23614 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23616 2008-03-12 Paul Brook <paul@codesourcery.com>
23618 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23619 instead of {arm,thumb}_compute_save_reg_mask.
23620 (output_return_instruction): Ditto.
23621 (thumb_unexpanded_epilogue): Ditto.
23622 (thumb1_expand_prologue): Ditto.
23623 (thumb1_output_function_prologue): Ditto.
23624 (arm_set_return_address): Ditto.
23625 (thumb_set_return_address): Ditto.
23626 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23627 regs to achieve stack alignment.
23628 (thumb1_compute_save_reg_mask): Fix compiler warning.
23629 (arm_output_epilogue): Use offsets->saved_regs_mask.
23630 Adjust stack pointer by poping call clobered registers.
23631 (arm_expand_prologue): Use offsets->saved_regs_mask.
23632 Adjust stack pointer by pushing extra registers.
23633 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23635 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23638 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23639 conversion to the operands of a multiplication.
23641 2008-03-12 Richard Guenther <rguenther@suse.de>
23643 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23644 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23645 * timevar.def (TV_TREE_PHIPROP): Add.
23646 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23647 pass description. Use TV_TREE_PHIPROP.
23648 * tree-ssa-forwprop.c: Remove phiprop code.
23650 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23652 PR middle-end/35549
23653 * omp-low.c (maybe_lookup_decl): Constify first argument.
23654 (use_pointer_for_field): Change last argument from bool to
23655 omp_context *. Disallow shared copy-in/out in nested
23656 parallel if decl is shared in outer parallel too.
23657 (build_outer_var_ref, scan_sharing_clauses,
23658 lower_rec_input_clauses, lower_copyprivate_clauses,
23659 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23661 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23662 Ira Rosen <irar@il.ibm.com>
23664 * tree-vectorizer.c (free_stmt_vec_info): New function.
23665 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23666 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23667 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23668 * tree-vect-transform.c (vectorizable_conversion): Free
23669 vec_oprnds0 if it was allocated.
23670 (vect_permute_store_chain): Remove unused VECs.
23671 (vectorizable_store): Free VECs that are allocated in the..
23673 (vect_transform_strided_load, vectorizable_load): Likewise.
23674 (vect_remove_stores): Simplify the code.
23675 (vect_transform_loop): Move code to vect_remove_stores().
23676 Call vect_remove_stores() and free_stmt_vec_info().
23678 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23680 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23681 TARGET_HPUX. Revise comment.
23682 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23683 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23684 Use sr4 variant of `be' instruction when not generating PIC code.
23685 (attr_length_call): Adjust for above change.
23687 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23689 * ipa-reference.c (static_execute): Remove module_statics_const and
23690 associated setting code.
23692 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23695 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23696 predicate for operand 1.
23697 (paritysi2_cmp): Use register_operand predicate for operand 2.
23698 Use earlyclobber modifier for operand 1. Remove support for
23700 (paritydi2_cmp): Use register_operand predicate for operand 3.
23701 Use earlyclobber modifier for operand 1. Remove support for
23704 2008-03-11 Paul Brook <paul@codesourcery.com>
23705 Vladimir Prus <vladimir@codesourcery.com>
23707 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23708 (arm_compute_save_reg0_reg12_mask): Always
23709 check if register 11 must be saved. Always safe hard frame pointer
23710 when frame_pointer_needeed.
23711 (arm_compute_save_reg_mask): Save IP and PC
23712 only with apcs frames.
23713 (arm_output_epilogue): Adjust Thumb2 codepath to
23714 be also invoked and work for ARM non-apcs frames.
23715 (arm_expand_prologue): Don't bother saving IP
23716 for non-apcs frame, since it's not clobbered by
23717 prologue code. Implement non-apcs frame
23720 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23722 PR rtl-optimization/35281
23723 * expr.c (convert_move): Use a new pseudo for the intermediate
23724 from_mode->word_mode result.
23726 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23728 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23729 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23730 * toplev.c (compile_file): Don't call it.
23732 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23734 PR middle-end/35526
23735 * expr.c (store_expr): Call emit_block_move if the mode
23736 of "temp" RTX is BLKmode.
23738 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23739 Richard Guenther <rguenther@suse.de>
23741 PR tree-optimization/31358
23742 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23743 the step with a NULL_TREE.
23744 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23745 to sizetype if type is a pointer type.
23746 (add_candidate_1): Don't convert the base and step to
23747 the generic type if the orginal type is a pointer type.
23748 (add_iv_value_candidates): Use sizetype for the step
23749 if type is a pointer type.
23750 (cand_value_at): Likewise.
23751 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23753 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23754 Don't convert the tem affine to the type.
23755 (add_elt_to_tree): Use sizetype for the step if a pointer.
23756 Use POINTER_PLUS_EXPR for pointers.
23757 (aff_combination_to_tree): Use sizetype for the step if a
23760 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23762 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23763 Remove commutativity hint.
23765 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23769 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23770 errorneous type. Check that v is a VAR_DECL.
23772 PR middle-end/35099
23773 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23775 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23777 PR tree-optimization/35494
23778 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23779 may be overriden at link and run time.
23781 2008-03-10 Richard Guenther <rguenther@suse.de>
23783 PR tree-optimization/34677
23784 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23785 (poolify_tree): Likewise.
23786 (modify_expr_template): Likewise.
23787 (poolify_modify_stmt): Likewise.
23788 (insert_fake_stores): Handle all component-ref style stores
23789 in addition to INDIRECT_REF. Also handle complex types.
23790 Do not poolify the inserted load.
23791 (realify_fake_stores): Do not rebuild the tree but only
23792 make it a SSA_NAME copy.
23793 (init_pre): Remove initialzation of modify_expr_template.
23794 Do not allocate modify_expr_node_pool.
23795 (fini_pre): Do not free modify_expr_node_pool.
23797 2008-03-10 Paul Brook <paul@codesourcery.com>
23799 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23800 to avoid conflicts.
23802 2008-03-10 Paul Brook <paul@codesourcery.com>
23803 Mark Shinwell <shinwell@codesourcery.com>
23805 * config/arm/cortex-r4.md: New.
23806 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23808 * config/arm/arm.md: Include cortex-r4.md.
23809 (insn): Add smmls, sdiv and udiv values.
23810 (generic_sched): Don't use generic scheduling for Cortex-R4.
23811 (arm_issue_rate): New function.
23812 (TARGET_SCHED_ISSUE_RATE): Define.
23814 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23816 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23818 2008-03-10 Richard Guenther <rguenther@suse.de>
23820 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23821 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23823 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23825 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23826 Set default to true.
23828 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23830 * c.opt (Wsynth): Deprecate.
23831 * doc/invoke.texi (Option Summary, Warning Options): Document
23832 -Wno-format-contains-nul.
23834 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23837 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23838 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23840 2008-03-09 Ira Rosen <irar@il.ibm.com>
23842 * config/rs6000/rs6000.c (builtin_description): Rename vector
23843 left shift operations.
23844 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23845 (altivec_vsl<VI_char>): Rename to ...
23846 (ashl<mode>3): ... new name.
23847 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23849 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23851 2008-03-08 Richard Guenther <rguenther@suse.de>
23853 * coverage.h (tree_coverage_counter_addr): Declare.
23854 * coverage.c (tree_coverage_counter_addr): New function.
23855 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23856 before using again.
23857 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23858 (tree_gen_one_value_profiler): Likewise.
23859 (tree_gen_ic_profiler): Likewise.
23860 (tree_gen_average_profiler): Likewise.
23861 (tree_gen_ior_profiler): Likewise.
23863 2008-03-08 Richard Guenther <rguenther@suse.de>
23865 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23866 (vn_binary_op_insert): Likewise.
23867 (vn_unary_op_lookup): Likewise.
23868 (vn_unary_op_insert): Likewise.
23869 (vn_nary_op_lookup): Declare.
23870 (vn_nary_op_insert): Likewise.
23871 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23872 and binary hashes, use a single obstack for unary_op_pool
23873 and binary_op_pool.
23874 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23875 a single struct vn_nary_op_s. Store tree code length and
23876 a variable number of operands.
23877 (struct vn_reference_op_struct): Remove unused op2.
23878 (vn_reference_op_eq): Do not compare op2.
23879 (vn_reference_op_compute_hash): Do not compute hash of op2.
23880 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23881 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23882 with vn_nary_op_compute_hash.
23883 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23884 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23886 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23888 (visit_unary_op): Call nary functions.
23889 (visit_binary_op): Likewise.
23890 (process_scc): Adjust for struct vn_tables_s changes.
23891 (allocate_vn_table): Likewise.
23892 (free_vn_table): Likewise.
23893 * tree-vn.c (vn_add): Call nary functions.
23894 (vn_lookup): Likewise.
23896 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23899 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23900 wdst back after sync_compare_and_swapqhi_internal.
23902 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23905 * config/i386/i386-modes.def (V1DI): New vector mode.
23906 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23907 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23908 (MMXMODE248): Ditto.
23909 (MMXMODE): Add V1DI mode.
23910 (mmxvecsize): Change DI mode to V1DI mode.
23911 ("mov<mode>): Use MMXMODEI8 mode iterator.
23912 ("*mov<mode>_internal_rex64"): Ditto.
23913 ("*mov<mode>_internal"): Ditto.
23914 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23915 ("mmx_sub<mode>3"): Ditto.
23916 ("mmx_adddi3"): Remove insn pattern.
23917 ("mmx_subdi3"): Ditto.
23918 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23919 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23920 ("mmx_ashl<mode>3"): Ditto.
23921 ("mmx_lshrdi3"): Remove insn pattern.
23922 ("mmx_ashldi3"): Ditto.
23923 * config/i386/i386.c (classify_argument): Handle V1DImode.
23924 (function_arg_advance_32): Ditto.
23925 (function_arg_32): Ditto.
23926 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23927 mmx_addv1di3 insn pattern.
23928 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23929 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23930 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23931 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23932 Remove definitions of built-in functions.
23933 (V1DI_type_node): New node.
23934 (v1di_ftype_v1di_int): Ditto.
23935 (v1di_ftype_v1di_v1di): Ditto.
23936 (v2si_ftype_v2si_si): Ditto.
23937 (v4hi_ftype_v4hi_di): Remove node.
23938 (v2si_ftype_v2si_di): Ditto.
23939 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23940 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23941 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23942 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23943 Add new builtins using def_builtin_const.
23944 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23945 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23946 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23947 * config/i386/mmintrin.h (__v1di): New typedef.
23948 (_mm_add_si64): Cast arguments to __v1di type.
23949 (_mm_sub_si64): Ditto.
23950 (_mm_sll_pi16): Cast __count to __v4hi type.
23951 (_mm_sll_pi32): Cast __count to __v2si type.
23952 (_mm_sll_si64): Cast arguments to __v1di type.
23953 (_mm_srl_pi16): Cast __count to __v4hi type.
23954 (_mm_srl_pi32): Cast __count to __v2si type.
23955 (_mm_srl_si64): Cast arguments to __v1di type.
23956 (_mm_sra_pi16): Cast __count to __v4hi type.
23957 (_mm_sra_pi32): Cast __count to __v2si type.
23958 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23959 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23960 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23961 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23962 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23963 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23964 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23965 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23966 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23967 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23968 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23969 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23971 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23973 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23975 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23978 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23979 reg+const addressing for Altivec modes. Don't generate reg+reg
23980 addressing for TFmode or TDmode quantities.
23982 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23984 * c-common.c (vector_types_convertible_p): Call langhook
23985 instead of comptypes.
23987 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23990 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23991 integral and scalar float variables which have a
23994 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23996 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23997 dwarf_register_span hook when emitting unwind information for
23998 register-to-memory saves.
23999 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24000 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24002 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24004 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24005 for the same VAR_DECL.
24007 2008-03-06 Tom Tromey <tromey@redhat.com>
24009 * treelang: Delete.
24010 * doc/standards.texi (Standards): Don't mention treelang.
24011 * doc/invoke.texi (Overall Options): Don't mention treelang.
24012 * doc/install.texi (Prerequisites): Don't mention bison or
24014 (Configuration): Don't mention treelang.
24015 (Building): Likewise.
24016 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24018 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24020 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24021 word-extractions out of a multi-word object.
24023 2008-03-06 Richard Guenther <rguenther@suse.de>
24025 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24026 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24027 result type and precision.
24028 * expr.c (get_inner_reference): Set unsignedp based on the result
24029 type of BIT_FIELD_REF.
24030 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24031 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24032 (try_instantiate_multiple_fields): Likewise. Use the correct type
24034 (sra_build_assignment): Likewise.
24035 (sra_build_elt_assignment): Likewise.
24036 (sra_explode_bitfield_assignment): Likewise.
24037 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24038 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24039 set BIT_FIELD_REF_UNSIGNED.
24040 (vectorizable_load): Likewise.
24042 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24044 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24047 2008-03-06 Richard Guenther <rguenther@suse.de>
24049 * alias.c (struct alias_set_entry): Move has_zero_child field
24050 to pack with alias_set.
24052 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24054 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24057 2008-03-05 Ian Lance Taylor <iant@google.com>
24059 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24061 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24063 * fwprop.c (update_df): Support width and offset parameters of
24065 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24066 global_conflicts): Change DF_REF_EXTRACT to either
24067 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24068 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24069 * df-scan.c (df_ref_record, df_defs_record,
24070 df_ref_create_structure, df_def_record_1, df_uses_record,
24071 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24072 df_bb_refs_collect, df_entry_block_defs_collect,
24073 df_exit_block_uses_collect): Support new width and offset fields.
24074 (ref_extract_pool): New storage pool.
24075 (df_free_ref): New function.
24076 (df_reg_chain_unlink, df_free_collection_rec,
24077 df_sort_and_compress_refs): Call df_free_ref.
24078 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24080 (df_ref_create_structure): Allocate df_ref_extract if offset and
24081 width fields are used.
24082 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24083 (df_uses_record): Get offset and width from ZERO_EXTRACT
24085 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24086 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24087 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24088 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24089 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24090 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24091 (df_ref_extract): New structure.
24092 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24093 (df_ref_create): Add width and offset parameters.
24095 2008-03-05 Richard Guenther <rguenther@suse.de>
24097 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24098 Use ranges_overlap_p.
24099 (offset_overlaps_with_access): Rename
24100 to ranges_overlap_p and move ...
24101 * tree-flow-inline.h (ranges_overlap_p): ... here.
24103 * tree.h (get_inner_reference, handled_component_p): Update
24106 * tree.h (record_component_aliases, get_alias_set,
24107 alias_sets_conflict_p, alias_sets_must_conflict_p,
24108 objects_must_conflict_p): Move declarations ...
24109 * alias.h (record_component_aliases, get_alias_set,
24110 alias_sets_conflict_p, alias_sets_must_conflict_p,
24111 objects_must_conflict_p): ... here.
24112 Include coretypes.h.
24113 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24115 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24117 * cfg.c: Include tree-flow.h.
24118 (remove_edge_raw): Call redirect_edge_var_map_clear.
24119 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24120 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24121 (redirect_edge_var_map_result): New.
24122 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24123 PENDING_STMT use with redirect_edge_var_map_*.
24124 * tree-ssa.c (edge_var_maps): New definition.
24125 (redirect_edge_var_map_add): New.
24126 (redirect_edge_var_map_clear): New.
24127 (redirect_edge_var_map_dup): New.
24128 (redirect_edge_var_map_vector): New.
24129 (redirect_edge_var_map_destroy): New.
24130 (ssa_redirect_edge): Replace PENDING_STMT use with
24131 redirect_edge_var_map_*.
24132 (flush_pending_stmts): Same.
24133 (delete_tree_ssa): Destroy edge var map.
24134 * tree-flow.h (struct _edge_var_map): New.
24135 Define edge_var_map vector type.
24136 Declare redirect_edge_var_map_* prototypes.
24137 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24138 * tree-cfg.c (reinstall_phi_args): Replace
24139 PENDING_STMT use with redirect_edge_var_map_*.
24141 2008-03-05 Richard Guenther <rguenther@suse.de>
24143 PR tree-optimization/35472
24144 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24145 whose single use_stmt has a overlapping set of loaded and
24146 stored symbols as that use_stmt might be a noop assignment then.
24148 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24150 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24152 2008-03-05 Richard Guenther <rguenther@suse.de>
24155 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24156 should be constants.
24157 * tree-cfg.c (verify_expr): Verify it.
24158 * fold-const.c (fold_truthop): Remove code generating
24159 BIT_FIELD_REFs of structure bases.
24160 (fold_binary): Likewise.
24161 (fold_ternary): Position and size of BIT_FIELD_REFs are
24162 always host integers.
24163 (make_bit_field_ref): Remove.
24164 (optimize_bit_field_compare): Remove.
24165 (all_ones_mask_p): Remove.
24167 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24170 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24171 (split_block_and_df_analyze): New. Split basic block and rebuild
24173 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24175 (split_pattern_seq): Likewise.
24176 (erase_matching_seqs): Likewise.
24177 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24179 2008-03-04 Geoff Keating <geoffk@apple.com>
24181 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24182 declaration and code.
24183 (tree_invalid_nonnegative_warnv_p): Likewise.
24185 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24187 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24188 examples. Truncate option-names then causing overfull hbox.
24190 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24193 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24195 * configure: Rebuilt.
24197 2008-03-04 Rafael Espíndola <espindola@google.com>
24199 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24200 (tree_unary_nonnegative_warnv_p): New.
24201 (tree_binary_nonnegative_warnv_p): New.
24202 (tree_single_nonnegative_warnv_p): New.
24203 (tree_invalid_nonnegative_warnv_p): New.
24204 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24206 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24209 * opts.c (handle_option): Postpone 'unknown option' errors only for
24212 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24215 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24218 2008-03-04 Rafael Espíndola <espindola@google.com>
24220 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24221 (tree_binary_nonzero_warnv_p): New.
24222 (tree_single_nonzero_warnv_p): New.
24223 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24225 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24227 PR middle-end/35456
24228 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24229 transformations for modes that have signed zeros.
24230 * ifcvt.c (noce_try_abs): Ditto.
24232 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24234 * config/i386/i386.c (override_options): Force
24235 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24237 2008-03-04 Jan Hubicka <jh@suse.cz>
24240 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24243 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24245 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24246 label to probe the stack.
24248 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24250 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24251 (__gthr_win32_mutex_destroy): Declare.
24252 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24253 __gthr_win32_mutex_destroy.
24254 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24256 2008-03-03 Jan Hubicka <jh@suse.cz>
24259 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24260 aggressive on inlining cold calls.
24262 2008-03-03 Richard Guenther <rguenther@suse.de>
24264 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24265 struct copies into the expression table.
24266 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24267 (try_to_simplify): Likewise.
24268 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24269 integral and pointer arguments which do not change the
24270 precision to NOP_EXPRs.
24271 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24272 VIEW_CONVERT_EXPR case.
24274 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24276 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24277 defined in a loop at depth 0 is invariant.
24278 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24279 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24280 be called at loop depth 0.
24282 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24285 * gcc.c (process_command): Update copyright notice dates.
24286 * gcov.c (print_version): Likewise.
24287 * gcov-dump.c (print_version): Likewise.
24288 * mips-tfile.c (main): Likewise.
24289 * mips-tdump.c (main): Likewise.
24291 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24294 * c-common.c (flag_permissive): Delete.
24295 (constant_expression_warnings): Check flags first.
24296 (constant_expression_error): New.
24297 * c-common.h (flag_permissive): Delete.
24298 (constant_expression_error): Declare.
24299 * flags.h (flag_permissive): Declare. Update description.
24300 * diagnostic.c (pedwarn): Update.
24302 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24303 (permissive_error_kind): New.
24304 * toplev.c (flag_permissive): Define. Update description.
24305 * toplev.h (permissive_error_kind): Declare.
24306 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24307 (pedwarn_c90): Use pedantic_warning_kind.
24308 * c-opts.c (c_common_post_options): flag_permissive does not affect
24309 flag_pedantic_errors.
24311 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24313 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24314 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24315 __absvsi2, __absvDI2): Use unsigned arithmetic.
24317 2008-03-02 Andi Kleen <ak@suse.de>
24318 Richard Guenther <rguenther@suse.de>
24320 * struct-equiv.c: Remove file.
24321 * cfg_cleanup.c (condjump_equiv_p): Remove.
24322 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24323 (struct-equiv.o): Remove rule.
24324 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24325 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24326 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24328 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24330 * ifcvt.c (noce_process_if_block): Try to handle only the then
24331 block if the else block exists but isn't suitable.
24333 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24336 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24337 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24338 regression from previous patch.
24340 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24343 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24345 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24346 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24347 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24348 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24349 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24350 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24351 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24352 (__gthread_mutex_destroy_function): Rename to
24353 __gthread_mutex_destroy.
24354 * gthr-dce.h (__gthread_mutex_destroy): Call
24355 pthread_mutex_destroy.
24356 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24357 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24358 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24360 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24362 * df-scan.c (df_ref_chain_change_bb): Simplify.
24363 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24364 set_block_for_insn if there's any change.
24365 * df.h ((df_insn_change_bb): Fix prototype.
24366 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24367 df_insn_change_bb, don't call set_block_for_insn.
24368 * emit-rtl.c (reorder_insns): Likewise.
24369 * haifa-sched.c (move_insn): Likewise.
24371 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24373 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24375 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24377 * tree-flow-inline.h (next_readonly_imm_use): Return
24378 NULL_USE_OPERAND_P after the end.
24380 2008-03-01 Richard Guenther <rguenther@suse.de>
24382 PR tree-optimization/35411
24383 * tree-sra.c (sra_build_assignment): Split conversion to
24384 final type to a separate statement if we are not assigning
24387 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24389 * fold-const.c (fold_convertible_p): Correct the logic to follow
24390 that in fold_convert().
24392 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24395 * tree-inline.c (build_duplicate_type): When we make a
24396 duplicate type, make it unique in the canonical types system.
24398 2008-02-29 Tom Tromey <tromey@redhat.com>
24400 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24401 input_file_stack_history, input_file_stack_restored): Remove.
24402 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24403 * input.h (struct file_stack): Remove.
24404 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24405 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24407 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24409 (diagnostic_last_module_changed): Add 'map' argument.
24410 (diagnostic_set_last_function): Likewise.
24411 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24412 line map, not input_file_stack.
24413 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24415 2008-02-29 Paul Brook <paul@codesourcery.com>
24417 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24419 2008-02-29 Paul Brook <paul@codesourcery.com>
24421 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24423 2008-02-29 Richard Guenther <rguenther@suse.de>
24425 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24427 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24428 value for comparing for a store match.
24429 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24430 (try_to_simplify): Do not do a full-blown reference lookup.
24432 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24434 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24435 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24437 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24439 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24441 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24442 strides against cache sizes.
24444 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24446 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24449 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24451 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24452 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24453 is smaller than the original promoted value.
24454 (simplify_subreg): If OP is a SUBREG, try to preserve its
24455 SUBREG_PROMOTED_VAR_P information.
24457 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24459 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24460 (VN_INFO_GET): Allocate new objects on the obstack.
24461 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24462 for rpo_numbers_temp, for consistency.
24463 (free_scc_vn): Free the obstack.
24465 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24467 * doc/invoke.texi: Document -ftree-loop-distribution.
24468 * tree-loop-distribution.c: New.
24469 * tree-pass.h (pass_loop_distribution): New.
24470 * graphds.h (struct graph): Add htab_t indices.
24471 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24472 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24473 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24474 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24475 * tree-data-ref.c (debug_data_dependence_relations): New.
24476 (dump_data_dependence_relation): Also print data references.
24477 (free_data_ref): Extern.
24478 (same_access_functions): Moved...
24479 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24480 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24481 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24482 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24483 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24484 (stmts_from_loop): Skip LABEL_EXPR.
24485 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24487 (build_rdg): Initialize rdg->indices htab.
24488 (free_rdg, stores_from_loop, ref_base_address,
24489 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24490 have_similar_memory_accesses_1, ref_base_address_1,
24491 remove_similar_memory_refs): New.
24492 * tree-data-ref.h: Depend on tree-chrec.h.
24493 (debug_data_dependence_relations, free_data_ref): Declared.
24494 (same_access_functions): ... here.
24495 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24497 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24498 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24499 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24500 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24501 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24502 rdg_vertex_for_stmt): Declared.
24503 (struct rdg_edge): Add level.
24505 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24506 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24508 (rdg_has_similar_memory_accesses): New.
24509 * tree-vect-analyze.c: Remove unused static decls.
24510 * lambda.h (dependence_level): New.
24511 * common.opt (ftree-loop-distribution): New.
24512 * tree-flow.h (mark_virtual_ops_in_bb,
24513 slpeel_tree_duplicate_loop_to_edge_cfg,
24514 rename_variables_in_loop): Declared.
24515 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24516 (OBJS-common): Add tree-loop-distribution.o.
24517 (tree-loop-distribution.o): New rule.
24518 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24519 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24520 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24522 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24525 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24526 other than structures and unions.
24528 2008-02-28 Richard Guenther <rguenther@suse.de>
24531 2008-02-26 Richard Guenther <rguenther@suse.de>
24533 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24534 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24535 (lookup_decl_from_uid): Declare.
24536 (remove_decl_from_map): Likewise.
24537 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24538 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24539 (decl_for_uid_map): New global hashtable mapping DECL_UID
24541 (init_ttree): Allocate it.
24542 (insert_decl_to_uid_decl_map): New helper function.
24543 (make_node_stat): Insert new decls into the map.
24544 (copy_node_stat): Likewise.
24545 (lookup_decl_from_uid): New function.
24546 (remove_decl_from_map): Likewise.
24547 (print_decl_for_uid_map_statistics): New helper.
24548 (dump_tree_statistics): Call it.
24550 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24551 (referenced_var_iterator): Adjust.
24552 (FOR_EACH_REFERENCED_VAR): Adjust.
24553 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24554 (num_referenced_vars): Adjust.
24555 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24556 (first_referenced_var): Remove.
24557 (end_referenced_vars_p): Likewise.
24558 (next_referenced_var): Likewise.
24559 (referenced_var_iterator_set): New helper function.
24560 * tree-dfa.c (referenced_var_lookup): Adjust.
24561 (referenced_var_check_and_insert): Likewise.
24562 (remove_referenced_var): Likewise.
24563 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24564 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24565 (verify_call_clobbering): Likewise.
24566 (verify_memory_partitions): Likewise.
24567 (init_tree_ssa): Allocate bitmap instead of hashtable for
24569 (delete_tree_ssa): Adjust.
24570 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24571 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24572 (compute_tag_properties): Likewise.
24573 (set_initial_properties): Likewise.
24574 (find_partition_for): Likewise.
24575 (update_reference_counts): Likewise.
24576 (dump_may_aliases_for): Likewise.
24577 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24578 (add_call_clobber_ops): Likewise.
24579 (add_call_read_ops): Likewise.
24580 (get_asm_expr_operands): Likewise.
24581 * tree-into-ssa.c (dump_decl_set): Likewise.
24582 (update_ssa): Likewise.
24583 * tree-sra.c (scan_function): Likewise.
24584 (decide_instantiations): Likewise.
24585 (scalarize_parms): Likewise.
24586 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24587 (dsa_named_for): Likewise.
24588 * tree-ssa-structalias.c (update_alias_info): Likewise.
24589 (merge_smts_into): Likewise.
24591 2008-02-27 David Daney <ddaney@avtrex.com>
24594 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24595 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24596 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24597 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24598 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24600 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24603 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24604 (BUILT_IN_NEXTTOWARD): Remove.
24605 (BUILT_IN_NEXTTOWARDF): Ditto.
24606 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24607 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24609 2008-02-27 Tom Tromey <tromey@redhat.com>
24611 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24612 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24614 2008-02-27 Jan Beulich <jbeulich@novell.com>
24616 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24617 update the respective field on newdecl.
24619 2008-02-27 Revital Eres <eres@il.ibm.com>
24621 PR rtl-optimization/34999
24622 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24623 crossing edges that ends with a call insn.
24624 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24625 call insn and clear the EDGE_CROSSING flag of the crossing edge
24626 when fixing fallthru edges.
24628 2008-02-27 Richard Guenther <rguenther@suse.de>
24630 PR middle-end/35390
24631 * fold-const.c (fold_unary): Return the correct argument,
24632 converted to the result type.
24634 2008-02-27 Richard Guenther <rguenther@suse.de>
24636 PR middle-end/34971
24637 * expr.c (expand_expr_real_1): Assert on rotates that operate
24639 * fold-const.c (fold_binary): Use the types precision, not the
24640 bitsize of the mode if folding rotate expressions. Build rotates
24641 only for full modes.
24643 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24645 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24646 and CPP_PRAGMA_EOL.
24647 * c-pragma.c (pragma_ns_name): New typedef.
24648 (registered_pp_pragmas): New variable.
24649 (c_pp_lookup_pragma): New function.
24650 (c_register_pragma_1): If flag_preprocess_only, do nothing
24651 for non-expanded pragmas, for expanded ones push pragma's
24652 namespace and name into registered_pp_pragmas vector.
24653 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24654 flag_preprocess_only, don't register GCC pch_preprocess
24655 pragma if flag_preprocess_only.
24656 * c-opts.c (c_common_init): Call init_pragma even if
24657 flag_preprocess_only.
24658 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24659 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24660 cpp_register_pragma if flag_preprocess_only.
24662 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24665 * c-parser.c (c_parser_translation_unit): Warn for empty
24666 translation unit, not empty source file.
24668 2008-02-26 Paul Brook <paul@codesourcery.com>
24670 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24671 operand for Thumb-2.
24672 * config/arm/arm.h (reg_class): Add CORE_REGS.
24673 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24674 (BASE_REG_CLASS): Use CORE_REGS.
24675 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24676 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24677 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24678 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24679 ARM_REGNO_OK_FOR_INDEX_P.
24680 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24681 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24682 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24683 (ldm/stm peepholes): Ditto.
24684 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24685 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24686 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24687 * config/arm/constraints.md: Enable "k" constraint on ARM.
24689 2008-02-27 Ben Elliston <bje@au.ibm.com>
24691 * config/rs6000/rs6000.c: Annotate cache line size field in all
24692 instances of struct processor_costs.
24694 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24696 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24697 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24698 jump_bypass): New counters.
24699 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24700 * dce.c (gate_ud_dce): Same.
24701 (gate_fast_dce): Same.
24702 * dse.c (gate_dse1): New function.
24703 (gate_dse2): New function.
24704 (gate_dse): Merge results of new gate functions.
24705 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24706 (gate_handle_jump_bypass): Add dbg_cnt.
24707 (gate_handle_gcse): Add dbg_cnt.
24708 * ifcvt.c (gate_handle_if_conversion): Same.
24709 (gate_handle_if_after_combine): Same.
24710 (gate_handle_if_after_reload): Same.
24711 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24713 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24715 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24717 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24719 2008-02-26 Jason Merrill <jason@redhat.com>
24722 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24723 alone if it's the naming decl for the type's main variant.
24725 2008-02-26 Tom Tromey <tromey@redhat.com>
24727 * system.h (USE_MAPPED_LOCATION): Poison.
24728 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24729 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24730 (make_goto_expr_edges): Likewise.
24731 (remove_bb): Likewise.
24732 (execute_warn_function_return): Likewise.
24733 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24735 * c-common.c (fname_decl): Remove old location code.
24736 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24738 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24740 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24741 (gen_rtx_ASM_INPUT): Likewise.
24742 (gen_rtx_ASM_INPUT_loc): Likewise.
24743 (get_rtx_asm_OPERANDS): Remove.
24744 * cfglayout.c (insn_locators_alloc): Remove old location code.
24745 (set_curr_insn_source_location): Likewise.
24746 (curr_insn_locator): Likewise.
24747 * print-tree.c (print_node): Remove old location code.
24748 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24749 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24750 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24751 location_from_locus.
24752 (construct_exit_block): Remove old location code.
24753 * emit-rtl.c (force_next_line_note): Remove old location code.
24754 * profile.c (branch_prob): Remove old location code.
24755 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24756 LOC_LINE): Remove old-location variants.
24757 * langhooks.c (lhd_print_error_function): Remove old location
24759 * configure, config.in: Rebuilt.
24760 * configure.ac (--enable-mapped-location): Remove.
24761 * c-decl.c (c_init_decl_processing): Remove old location code.
24762 (finish_function): Likewise.
24763 * recog.c (decode_asm_operands): Remove old location code.
24764 * c-pch.c (c_common_read_pch): Remove old location code.
24765 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24767 * gimple-low.c (lower_function_body): Remove old location code.
24768 * toplev.c (unknown_location): Remove.
24769 (push_srcloc): Remove old-location variant.
24770 (process_options): Remove old location code.
24771 (lang_dependent_init): Likewise.
24772 * input.h (UNKNOWN_LOCATION): Move definition.
24773 (location_t): Undeprecate.
24774 (source_locus): Remove.
24775 (location_from_locus): Remove.
24776 (struct location_s): Remove.
24777 Remove all old-location code.
24778 (input_line, input_filename): Remove.
24779 * final.c (final_scan_insn): Remove old location code.
24780 * diagnostic.c (diagnostic_build_prefix): Remove
24781 USE_MAPPED_LOCATION test.
24782 * tree.h (gimple_stmt) <locus>: Now a location_t.
24783 (tree_exp) <locus>: Likewise.
24784 (DECL_IS_BUILTIN): Remove old-location variant.
24785 (annotate_with_file_line, annotate_with_locus): Likewise.
24786 (expr_locus, set_expr_locus): Update.
24787 * tree.c (build1_stat): Remove old location code.
24788 (last_annotated_node): Remove.
24789 (annotate_with_file_line): Remove old-location variant.
24790 (annotate_with_locus): Likewise.
24791 (expr_location): Remove old location code.
24792 (set_expr_location): Likewise.
24793 (expr_has_location): Likewise.
24794 (expr_locus): Likewise.
24795 (set_expr_locus): Likewise.
24796 (expr_filename): Don't use location_from_locus.
24797 (expr_lineno): Likewise.
24798 * rtl-error.c (location_for_asm): Remove old location code.
24799 * c-lex.c (cb_line_change): Remove old location code.
24800 (fe_file_change): Likewise.
24801 (cb_def_pragma): Likewise.
24802 (c_lex_with_flags): Likewise.
24803 * gengtype.c (do_typedef): Don't special-case location types.
24804 (define_location_structures): Remove.
24805 (main): Don't call define_location_structures.
24806 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24809 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24812 * builtins.def (BUILT_IN_STDARG_START): Remove.
24813 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24814 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24815 * tree-inline.c (inline_forbidden_p_1): Likewise.
24817 2008-02-26 Richard Guenther <rguenther@suse.de>
24819 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24820 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24821 (lookup_decl_from_uid): Declare.
24822 (remove_decl_from_map): Likewise.
24823 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24824 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24825 (decl_for_uid_map): New global hashtable mapping DECL_UID
24827 (init_ttree): Allocate it.
24828 (insert_decl_to_uid_decl_map): New helper function.
24829 (make_node_stat): Insert new decls into the map.
24830 (copy_node_stat): Likewise.
24831 (lookup_decl_from_uid): New function.
24832 (remove_decl_from_map): Likewise.
24833 (print_decl_for_uid_map_statistics): New helper.
24834 (dump_tree_statistics): Call it.
24836 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24837 (referenced_var_iterator): Adjust.
24838 (FOR_EACH_REFERENCED_VAR): Adjust.
24839 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24840 (num_referenced_vars): Adjust.
24841 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24842 (first_referenced_var): Remove.
24843 (end_referenced_vars_p): Likewise.
24844 (next_referenced_var): Likewise.
24845 (referenced_var_iterator_set): New helper function.
24846 * tree-dfa.c (referenced_var_lookup): Adjust.
24847 (referenced_var_check_and_insert): Likewise.
24848 (remove_referenced_var): Likewise.
24849 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24850 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24851 (verify_call_clobbering): Likewise.
24852 (verify_memory_partitions): Likewise.
24853 (init_tree_ssa): Allocate bitmap instead of hashtable for
24855 (delete_tree_ssa): Adjust.
24856 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24857 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24858 (compute_tag_properties): Likewise.
24859 (set_initial_properties): Likewise.
24860 (find_partition_for): Likewise.
24861 (update_reference_counts): Likewise.
24862 (dump_may_aliases_for): Likewise.
24863 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24864 (add_call_clobber_ops): Likewise.
24865 (add_call_read_ops): Likewise.
24866 (get_asm_expr_operands): Likewise.
24867 * tree-into-ssa.c (dump_decl_set): Likewise.
24868 (update_ssa): Likewise.
24869 * tree-sra.c (scan_function): Likewise.
24870 (decide_instantiations): Likewise.
24871 (scalarize_parms): Likewise.
24872 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24873 (dsa_named_for): Likewise.
24874 * tree-ssa-structalias.c (update_alias_info): Likewise.
24875 (merge_smts_into): Likewise.
24877 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24880 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24881 * c-opts.c (c_common_handle_option): Wall enables
24882 Wvolatile-register-var.
24883 * common.opt: Move Wvolatile-register-var to...
24886 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24888 * common.opt (Wlarger-than=): New.
24889 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24891 * opts.c (common_handle_option): Handle -Wlarger-than=.
24892 * optc-gen.awk: Likewise.
24893 * opth-gen.awk: Likewise.
24894 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24895 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24897 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24899 * c-common.c (match_case_to_enum_1): Add appropriate
24900 OPT_W* parameter to warning.
24901 (c_do_switch_warnings): Likewise.
24902 * c-typeck.c (warning_init): Add one more parameter following
24903 'warning' function.
24904 (push_init_level): Update call to warning_init.
24905 (pop_init_level): Likewise.
24906 (add_pending_init): Likewise.
24907 (output_init_element: Likewise.
24909 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24912 * toplev.c (toplev_main): If there are warnings or error, print
24913 errors for ignored options.
24914 * opts.c (ignored_options): New static variable.
24915 (postpone_unknown_option_error): New.
24916 (print_ignored_options): New.
24917 (handle_option): Postpone errors for unknown -Wno-* options.
24918 * opts.h (print_ignored_options): Declare.
24920 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24922 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24925 2008-02-25 Richard Guenther <rguenther@suse.de>
24928 2008-02-25 Richard Guenther <rguenther@suse.de>
24930 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24931 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24932 (lookup_decl_from_uid): Declare.
24933 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24934 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24935 (decl_for_uid_map): New global hashtable mapping DECL_UID
24937 (init_ttree): Allocate it.
24938 (insert_decl_to_uid_decl_map): New helper function.
24939 (make_node_stat): Insert new decls into the map.
24940 (copy_node_stat): Likewise.
24941 (lookup_decl_from_uid): New function.
24942 (print_decl_for_uid_map_statistics): New helper.
24943 (dump_tree_statistics): Call it.
24945 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24946 (referenced_var_iterator): Adjust.
24947 (FOR_EACH_REFERENCED_VAR): Adjust.
24948 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24949 (num_referenced_vars): Adjust.
24950 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24951 (first_referenced_var): Remove.
24952 (end_referenced_vars_p): Likewise.
24953 (next_referenced_var): Likewise.
24954 (referenced_var_iterator_set): New helper function.
24955 * tree-dfa.c (referenced_var_lookup): Adjust.
24956 (referenced_var_check_and_insert): Likewise.
24957 (remove_referenced_var): Likewise.
24958 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24959 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24960 (verify_call_clobbering): Likewise.
24961 (verify_memory_partitions): Likewise.
24962 (init_tree_ssa): Allocate bitmap instead of hashtable for
24964 (delete_tree_ssa): Adjust.
24965 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24966 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24967 (compute_tag_properties): Likewise.
24968 (set_initial_properties): Likewise.
24969 (find_partition_for): Likewise.
24970 (update_reference_counts): Likewise.
24971 (dump_may_aliases_for): Likewise.
24972 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24973 (add_call_clobber_ops): Likewise.
24974 (add_call_read_ops): Likewise.
24975 (get_asm_expr_operands): Likewise.
24976 * tree-into-ssa.c (dump_decl_set): Likewise.
24977 (update_ssa): Likewise.
24978 * tree-sra.c (scan_function): Likewise.
24979 (decide_instantiations): Likewise.
24980 (scalarize_parms): Likewise.
24981 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24982 (dsa_named_for): Likewise.
24983 * tree-ssa-structalias.c (update_alias_info): Likewise.
24984 (merge_smts_into): Likewise.
24986 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24989 * doc/invoke.texi (-fcx-limited-range): Document new option.
24990 * toplev.c (process_options): Handle -fcx-fortran-rules.
24991 * common.opt: Add documentation for -fcx-fortran-rules.
24993 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24996 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24997 actual behaviour and C99.
24999 2008-02-26 Ben Elliston <bje@au.ibm.com>
25001 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25002 (ASM_CPU_POWER6_SPEC): Likewise.
25003 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25004 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25005 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25007 2008-02-25 Richard Guenther <rguenther@suse.de>
25009 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25010 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25011 (lookup_decl_from_uid): Declare.
25012 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25013 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25014 (decl_for_uid_map): New global hashtable mapping DECL_UID
25016 (init_ttree): Allocate it.
25017 (insert_decl_to_uid_decl_map): New helper function.
25018 (make_node_stat): Insert new decls into the map.
25019 (copy_node_stat): Likewise.
25020 (lookup_decl_from_uid): New function.
25021 (print_decl_for_uid_map_statistics): New helper.
25022 (dump_tree_statistics): Call it.
25024 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25025 (referenced_var_iterator): Adjust.
25026 (FOR_EACH_REFERENCED_VAR): Adjust.
25027 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25028 (num_referenced_vars): Adjust.
25029 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25030 (first_referenced_var): Remove.
25031 (end_referenced_vars_p): Likewise.
25032 (next_referenced_var): Likewise.
25033 (referenced_var_iterator_set): New helper function.
25034 * tree-dfa.c (referenced_var_lookup): Adjust.
25035 (referenced_var_check_and_insert): Likewise.
25036 (remove_referenced_var): Likewise.
25037 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25038 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25039 (verify_call_clobbering): Likewise.
25040 (verify_memory_partitions): Likewise.
25041 (init_tree_ssa): Allocate bitmap instead of hashtable for
25043 (delete_tree_ssa): Adjust.
25044 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25045 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25046 (compute_tag_properties): Likewise.
25047 (set_initial_properties): Likewise.
25048 (find_partition_for): Likewise.
25049 (update_reference_counts): Likewise.
25050 (dump_may_aliases_for): Likewise.
25051 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25052 (add_call_clobber_ops): Likewise.
25053 (add_call_read_ops): Likewise.
25054 (get_asm_expr_operands): Likewise.
25055 * tree-into-ssa.c (dump_decl_set): Likewise.
25056 (update_ssa): Likewise.
25057 * tree-sra.c (scan_function): Likewise.
25058 (decide_instantiations): Likewise.
25059 (scalarize_parms): Likewise.
25060 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25061 (dsa_named_for): Likewise.
25062 * tree-ssa-structalias.c (update_alias_info): Likewise.
25063 (merge_smts_into): Likewise.
25065 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25068 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25069 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25070 * alias.h (nonoverlapping_memrefs_p): Likewise.
25072 2008-02-25 Jan Beulich <jbeulich@novell.com>
25074 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25075 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25076 __emultls_get_address, __emultls_register_common,
25077 __floatundi?f, and _Unwind_GetIPInfo.
25078 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25079 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25080 (gen_regparm_prefix): Likewise.
25081 (i386_nlm_encode_section_info): Sync with
25082 config/i386/winnt.c:i386_pe_encode_section_info().
25083 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25084 i386_nlm_mangle_decl_assembler_name): New.
25085 (netware_override_options): New.
25086 * config/i386/netware.h (netware_override_options): Declare.
25087 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25088 (i386_nlm_mangle_decl_assembler_name): Declare.
25089 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25091 2008-02-25 Ben Elliston <bje@au.ibm.com>
25094 * c-decl.c (grokdeclarator): Remove unused local variables
25095 `typedef_type' and `type_as_written'.
25097 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25098 unused local variable `has_hot_blocks'.
25099 (fix_crossing_conditional_branches): Remove unused local variable
25102 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25104 PR middle-end/19984
25105 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25106 using DEF_C99_BUILTIN.
25107 (BUILT_IN_NANF): Ditto.
25108 (BUILT_IN_NANL): Ditto.
25110 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25111 Revital Eres <eres@il.ibm.com>
25113 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25114 regarding the order of two dependent insns in the same row.
25116 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25118 * stor-layout.c (layout_decl): Do not bump the alignment of a
25119 bit-field to more than byte alignment if it is packed.
25121 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25123 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25126 2008-02-24 Diego Novillo <dnovillo@google.com>
25128 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25131 * tree-vrp.c (vrp_evaluate_conditional): With
25132 -Wtype-limits, emit a warning when comparing against a
25133 constant outside the natural range of OP0's type.
25134 * c.opt (Wtype-limits): Move ...
25135 * common.opt (Wtype-limits): ... here.
25137 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25139 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25140 * config/rs6000/e300c2c3.md: New file.
25141 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25143 (rs6000_override_options): Add e300c2 and e300c3 cases to
25144 processor_target_table. Do not allow usage of Altivec or Spe
25145 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25146 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25147 * config/rs6000/rs6000.h (processor_type): Add
25148 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25149 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25150 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25151 and ppce300c3. Include e300c2c3.md.
25153 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25155 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25156 instead of TARGET_STRICT_ALIGN.
25158 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25160 * explow.c (memory_address): Assert that the generated address is
25163 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25166 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25167 * config/darwin-ppc-ldouble-patch.def: New file.
25168 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25169 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25170 SUBTARGET_INIT_BUILTINS if defined.
25171 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25174 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25177 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25178 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25180 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25183 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25184 file" warning condtional on -Winvalid-PCH.
25186 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25188 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25190 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25194 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25195 prevent reload from using MMX registers.
25196 (*mov<mode>_internal): Ditto.
25197 (*movv2sf_internal_rex64): Ditto.
25198 (*movv2sf_internal): Ditto.
25200 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25202 PR documentation/31569
25203 * doc/install.texi2html: Use makeinfo --no-number-sections.
25205 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25207 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25208 ensure that we can address an entire entity > 8 bytes. Don't
25209 generate reg+reg addressing for such data.
25211 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25213 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25214 strings when optimizing for size, unless the target cares about
25217 2008-02-22 Tom Tromey <tromey@redhat.com>
25219 * regclass.c (current_pass): Remove declaration.
25221 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25223 * config/avr/libgcc.S (__RAMPZ__): Define.
25224 (__do_copy_data): Add for devices with 128KB code memory.
25226 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25228 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25230 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25232 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25234 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25237 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25240 * c-typeck.c (build_binary_op): Warn about floating point
25241 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25243 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25246 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25247 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25249 (rs6000_override_options): Set altivec_abi as default, not override,
25250 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25251 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25252 is used; use new member spe_abi.
25253 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25254 spe_abi and altivec_abi.
25256 2008-02-22 Tomas Bily <tbily@suse.cz>
25258 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25260 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25263 * config.build (build_file_translate): Set to `CMD //c' only if
25265 * Makefile.in (build_file_translate): Improve comment.
25267 2008-02-21 Jan Hubicka <jh@suse.cz>
25269 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25270 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25271 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25273 2008-02-21 Michael Matz <matz@suse.de>
25276 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25278 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25280 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25281 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25282 as insn constraint.
25283 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25284 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25285 SSE_VEC_FLOAT_MODE_P as insn constraint.
25286 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25287 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25288 sse4a_movntdf using MODEF mode iterator.
25289 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25290 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25291 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25292 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25293 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25294 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25295 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25297 2008-02-21 Richard Guenther <rguenther@suse.de>
25299 * tree.def (PAREN_EXPR): New tree code.
25300 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25302 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25303 * expr.c (expand_expr_real_1): Likewise.
25304 * tree-inline.c (estimate_num_insns_1): Likewise.
25305 * tree-complex.c (expand_complex_move): Likewise.
25306 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25309 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25312 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25314 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25317 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25319 * config/sh/sh.c (find_barrier): Don't go past
25320 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25322 2008-02-20 DJ Delorie <dj@redhat.com>
25324 * config/h8300/h8300.md (insv): Force source operand to be a register.
25326 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25327 as a jump, not as a plain insn.
25329 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25331 * doc/invoke.texi (Warning Options): Add new option
25332 -Wframe-larger-than=.
25333 (-Wframe-larger-than): Document.
25335 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25336 Add declarations for new option variables.
25338 * final.c (final_start_function): Check the frame size
25339 before emission and issue a Wframe-larger-than warning.
25341 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25342 Add definitions for new option variables.
25343 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25345 * common.opt (Wframe-larger-than=): New option.
25347 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25349 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25350 (<sse>_div<mode>3): Ditto.
25351 (<sse>_vmdiv<mode>3): Ditto.
25352 (<sse>_vmsqrt<mode>2): Ditto.
25353 (*smax<mode>3): Ditto.
25354 (sse5_frcz<mode>2): Ditto.
25355 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25356 as insn constraint.
25358 2008-02-20 Richard Guenther <rguenther@suse.de>
25360 PR middle-end/35265
25361 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25362 be happy with INTEGRAL_TYPE_P.
25364 2008-02-20 Richard Guenther <rguenther@suse.de>
25366 * fold-const.c (split_tree): Associate floatig-point expressions
25367 if flag_associative_math is set.
25369 2008-02-20 Richard Guenther <rguenther@suse.de>
25371 * tree.h (fold_real_zero_addition_p): Declare.
25372 * fold-const.c (fold_real_zero_addition_p): Export.
25373 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25374 floating-point operations with zero and one.
25376 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25378 * doc/install.texi: Correct references to CFLAGS, replacing them
25379 with BOOT_CFLAGS. Document flags used during bootstrap for
25382 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25384 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25385 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25386 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25388 (smin<mode>3): Ditto from similar patterns.
25389 (smax<mode>3): Ditto.
25390 (*ieee_smin<mode>3): Ditto.
25391 (*ieee_smax<mode>3): Ditto.
25392 * config/i386/sse.md (sse): New mode attribute.
25393 (mov<mode>): Macroize expander from movv4sf and movv2df using
25394 SSEMODEF2P mode iterator.
25395 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25396 SSE_VEC_FLOAT_MODE_P as insn constraint.
25397 (storent<mode>): Ditto.
25398 (storent<mode>): Macroize expander from storentsf and storentdf using
25399 MODEF mode iterator.
25400 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25401 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25402 (abs<mode>2): Ditto from similar patterns.
25403 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25404 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25405 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25406 (<sse>_vmsqrt<mode>2): Ditto.
25407 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25408 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25409 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25410 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25411 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25412 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25413 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25415 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25416 iterator and SSE_FLOAT_MODE_P as insn constraint.
25417 (<sse>_ucomi): Ditto from similar patterns.
25418 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25419 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25420 SSE_VEC_FLOAT_MODE_P as insn constraint.
25421 (vcond<mode>): Ditto from similar patterns.
25422 (and<mode>3, *and<mode>3): Ditto.
25423 (<sse>_nand<mode>3): Ditto.
25424 (ior<mode>3, *ior<mode>3): Ditto.
25425 (xor<mode>3, *xor<mode>3): Ditto.
25426 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25427 iterator and SSE_FLOAT_MODE_P as insn constraint.
25428 (*nand<mode>3): Ditto from similar patterns.
25429 (*ior<mode>3): Ditto.
25430 (*xor<mode>3): Ditto.
25432 2008-02-20 Ira Rosen <irar@il.ibm.com>
25434 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25435 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25436 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25438 2008-02-19 Jan Hubicka <jh@suse.cz>
25440 * predict.c (tree_bb_level_predictions): Remove variable next
25441 mistakely introduced by previous commit.
25443 2008-02-19 Jan Hubicka <jh@suse.cz>
25445 * predict.c (predict_paths_leading_to): Rewrite.
25446 (predict_paths_for_bb): New.
25447 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25449 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25452 * Makefile.in (build_file_translate): New.
25453 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25454 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25455 * configure.ac (build_file_translate): Substitute it.
25456 * configure: Regenerate.
25458 2008-02-19 Jan Hubicka <jh@suse.cz>
25460 PR rtl-optimization/34408
25461 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25464 2008-02-19 Jan Hubicka <jh@suse.cz>
25466 PR middle-end/28779
25467 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25470 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25473 * config/i386/i386-modes.def: Revert the last DI alignment
25474 change until Ada people can look into it.
25476 2008-02-19 Nick Clifton <nickc@redhat.com>
25478 * opts.c (print_specific_help): Fix typo in --help text.
25480 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25483 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25484 32-bit inline asm without asm alternatives for host GCC < 3.0.
25486 2008-02-19 Richard Guenther <rguenther@suse.de>
25488 PR tree-optimization/34989
25489 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25490 Allow propagation to INDIRECT_REF if we can simplify only.
25492 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25494 * c-common.c (warn_for_collisions_1): Use appropriate option when
25497 2008-02-19 Nick Clifton <nickc@redhat.com>
25500 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25501 (handle_options): Fix indentation.
25502 (print_filtered_help): If no language-specific options were
25503 displayed tell the user how to list all the options supported by
25504 the language's front-end.
25505 (print_specific_help): Fix indentation and remove duplicate line.
25506 (common_handle_option): Handle the -v option.
25507 For --help enable the display of undocumented options if the -v
25508 switch has been included on the command line.
25509 For --help= check for overlaps in the arguments between the option
25510 classes and the language names and issue a warning when they
25511 cannot be disambiguated.
25512 * c.opt (v): Pass on to the common option handler.
25514 2008-02-19 Revital Eres <eres@il.ibm.com>
25516 * modulo-sched.c (sms_schedule): Change dump message when
25517 create_ddg function fails.
25518 (try_scheduling_node_in_cycle): Rename row to cycle.
25519 (print_partial_schedule): Rename CYCLE to ROW.
25521 2008-02-19 Christian Bruel <christian.bruel@st.com>
25522 Zdenek Dvorak <ook@ucw.cz>
25524 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25526 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25529 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25530 (*x86_movdicc_0_m1_se): Ditto.
25532 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25534 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25535 (CMPtype): Define as __gcc_CMPtype.
25536 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25537 (CMPtype): Define as __gcc_CMPtype.
25539 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25541 Support valgrind 3.3 for --enable-checking=valgrind.
25542 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25544 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25545 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25546 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25547 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25548 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25549 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25550 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25552 * ggc-zone.c: Similar.
25553 * ggc-page.c: Similar.
25555 2008-02-19 Paul Brook <paul@codesourcery.com>
25558 * config/arm/ieee754-df.S: Fix do_it typo.
25559 * config/arm/ieee754-sf.S: Fix do_it typo.
25561 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25564 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25565 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25566 (OPTION_MASK_ISA_SSE_SET): Likewise.
25567 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25568 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25569 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25570 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25571 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25572 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25573 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25574 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25575 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25576 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25577 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25578 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25579 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25580 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25581 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25582 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25583 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25584 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25585 (OPTION_MASK_ISA_SSE4): Removed.
25586 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25587 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25588 (override_options): Don't turn on implied SSE/MMX bits in
25591 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25593 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25596 2008-02-18 Joey Ye <joey.ye@intel.com>
25598 PR middle-end/34921
25599 * tree-nested.c (insert_field_into_struct): Set type alignment
25600 to field alignment if the former is less than the latter.
25602 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25604 * BASE-VER: Set to 4.4.0.
25606 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25608 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25609 * doc/cfg.texi: Likewise.
25610 * doc/extend.texi: Likewise.
25611 * doc/gty.texi: Likewise.
25612 * doc/invoke.texi: Likewise.
25613 * doc/loop.texi: Likewise.
25614 * doc/md.texi: Likewise.
25615 * doc/passes.texi: Likewise.
25616 * doc/rtl.texi: Likewise.
25617 * doc/sourcebuild.texi: Likewise.
25618 * doc/tm.texi: Likewise.
25619 * doc/tree-ssa.texi: Likewise.
25621 2008-02-17 Richard Guenther <rguenther@suse.de>
25623 PR middle-end/35227
25624 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25625 without default definition.
25627 2008-02-17 Richard Guenther <rguenther@suse.de>
25629 PR tree-optimization/35231
25630 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25633 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25636 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25637 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25638 libgcc_cmp_return mode.
25640 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25643 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25645 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25647 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25650 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25652 * doc/c-tree.texi: Use `@.' where appropriate.
25653 * doc/extend.texi: Likewise.
25654 * doc/install.texi: Likewise.
25655 * doc/invoke.texi: Likewise.
25656 * doc/loop.texi: Likewise.
25657 * doc/makefile.texi: Likewise.
25658 * doc/md.texi: Likewise.
25659 * doc/passes.texi: Likewise.
25660 * doc/standards.texi: Likewise.
25661 * doc/tm.texi: Likewise.
25663 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25665 PR middle-end/35196
25666 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25668 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25669 rather than in entry_bb.
25671 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25673 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25674 libgcc_cmp_return mode.
25676 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25678 PR middle-end/35130
25679 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25680 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25682 2008-02-15 Richard Guenther <rguenther@suse.de>
25683 Zdenek Dvorak <ook@ucw.cz>
25685 PR tree-optimization/35164
25686 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25687 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25688 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25689 Only propagate addresses which do not have abnormal SSA_NAMEs
25692 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25695 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25697 2008-02-15 Jan Hubicka <jh@suse.cz>
25699 PR middle-end/35149
25700 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25702 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25704 PR middle-end/34621
25705 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25706 when calculating alignment_pad.
25708 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25710 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25711 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25712 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25713 and STACK_BOUNDARY define.
25715 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25717 PR preprocessor/35061
25718 * c-pragma.c (handle_pragma_pop_macro): Check that
25719 pushed_macro_table has been allocated.
25721 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25723 PR middle-end/35136
25724 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25725 (force_gimple_operand): Likewise.
25726 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25727 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25728 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25729 (find_interesting_uses_address): Check addressability and alignment
25730 of the base expression only after substituting bases of IVs into it.
25732 2008-02-14 Michael Matz <matz@suse.de>
25735 * function.c (instantiate_virtual_regs_in_insn): Reload address
25736 before falling back to reloading the whole operand.
25738 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25740 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25741 before the first section switch note.
25743 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25745 * doc/bugreport.texi: Update copyright years.
25746 * doc/c-tree.texi: Likewise.
25747 * doc/cfg.texi: Likewise.
25748 * doc/cpp.texi: Likewise.
25749 * doc/cppinternals.texi: Likewise.
25750 * doc/fragments.texi: Likewise.
25751 * doc/frontends.texi: Likewise.
25752 * doc/gcc.texi: Likewise.
25753 * doc/gty.texi: Likewise.
25754 * doc/hostconfig.texi: Likewise.
25755 * doc/implement-c.texi: Likewise.
25756 * doc/libgcc.texi: Likewise.
25757 * doc/loop.texi: Likewise.
25758 * doc/makefile.texi: Likewise.
25759 * doc/options.texi: Likewise.
25760 * doc/passes.texi: Likewise.
25761 * doc/rtl.texi: Likewise.
25762 * doc/sourcebuild.texi: Likewise.
25763 * doc/standards.texi: Likewise.
25764 * doc/tree-ssa.texi: Likewise.
25765 * doc/trouble.texi: Likewise.
25767 * doc/extend.texi: Use @: or add comma where appropriate.
25768 * doc/invoke.texi: Likewise.
25769 * doc/tm.texi: Likewise.
25771 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25774 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25777 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25779 * doc/md.texi (clz, ctz): Add reference.
25780 * doc/rtl.texi (clz, ctz): Likewise.
25782 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25785 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25788 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25790 * config/s390/s390.c (struct constant_pool): New field
25791 emit_pool_after added.
25792 (s390_mainpool_start): Set the emit_pool_after flag according
25793 to the section switch notes.
25794 (s390_mainpool_finish): Consider emit_pool_after when emitting
25795 the literal pool at the end of the function.
25796 (s390_chunkify_start): Force literal pool splits at section
25799 2008-02-13 Michael Matz <matz@suse.de>
25802 * var-tracking.c (clobber_variable_part): Correctly traverse the
25805 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25808 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25809 Add -fdump-ipa-inline.
25810 * tree-dump.c (dump_files): Remove tree-inlined dump.
25811 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25813 2008-02-12 Richard Guenther <rguenther@suse.de>
25815 PR tree-optimization/35171
25816 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25819 2008-02-12 Richard Guenther <rguenther@suse.de>
25821 PR middle-end/35163
25822 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25823 value-preserving mode. Disallow final truncation.
25825 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25827 PR middle-end/35136
25828 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25829 code from here to...
25830 (force_gimple_operand): ...here.
25832 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25835 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25836 non-compatible pointers.
25837 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25838 different FIELD_DECLs, try harder by comparing field offsets, sizes
25841 PR inline-asm/35160
25842 * function.c (match_asm_constraints_1): Don't replace the same input
25845 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25847 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25848 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25849 (expand_epilogue): Restore RAMPZ register.
25850 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25852 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25854 * config/i386/cygwin.asm: (__alloca): Correct calling
25855 convention and alignment.
25856 (__chkstk): Force 8 byte stack alignment.
25858 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25859 Richard Guenther <rguenther@suse.de>
25861 PR tree-optimization/33992
25862 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25863 the zero we compare against.
25865 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25867 PR libfortran/35063
25868 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25869 to CloseHandle after unlocking to prevent accumulation of handle
25872 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25874 PR middle_end/34150
25875 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25876 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25877 and update LABEL_NUSES during and after reload.
25879 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25881 PR middle-end/34627
25882 * combine.c (simplify_if_then_else): Make sure the comparison is
25883 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25885 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25888 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25889 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25890 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25891 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25892 * tree.h (get_type_static_bounds): Likewise.
25894 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25896 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25897 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25898 Make -Wfoo language annotations match what the compiler outputs.
25900 2008-02-08 Sa Liu <saliu@de.ibm.com>
25902 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25903 intrinsics spu_convts, spu_convtu, spu_convtf.
25905 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25907 * doc/extend.texi (Function Attributes) <noinline>: Mention
25908 asm ("") as method to keep calls.
25910 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25913 * doc/options.texi (Options): Replace references to opts.sh with
25915 * opts-common.c: Likewise.
25916 * optc-gen.awk: Likewise.
25918 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25920 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25922 2008-02-07 Richard Henderson <rth@redhat.com>
25925 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25926 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25929 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25931 PR tree-optimization/35085
25932 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25933 for operand entry oe2 in addition to operand entry oe3 in order to
25934 expose more opportunities for vectorizer sum reduction.
25936 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25939 * Makefile.in (LIBS): Remove $(GMPLIBS).
25940 (cc1-dummy, cc1): Add $(GMPLIBS).
25942 2008-02-06 Jan Hubicka <jh@suse.cz>
25945 * i386.md (moddf_integer): Do not produce partial memory stalls for
25946 targets where it hurts.
25948 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25951 * optabs.c (expand_float): Do not check for decimal modes when
25952 expanding unsigned integer through signed conversion.
25954 2008-02-06 Nick Clifton <nickc@redhat.com>
25956 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25957 inside the clobber with a match_operand and duplicated operand
25958 number in the constraint.
25959 (ineqbranchsi): Delete redundant comment.
25961 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25963 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25964 builtin_define ("__USE_INIT_FINI__").
25965 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25967 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25969 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25971 PR documentation/30330
25972 * doc/invoke.texi (C++ Dialect Options)
25973 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25974 For each warning option -Wfoo that allows -Wno-foo, ensure both
25975 -Wfoo and -Wno-foo are listed in the option index. Fix index
25976 entry of -Wswitch-default, index -Wnormalized= including the
25977 `=', and -Wlarger-than-@var{len} including @var{len}.
25979 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25981 * config/i386/i386.md (floatunssisf2): Use
25982 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25983 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25984 Macroize expander using MODEF mode iterator.
25986 2008-02-05 Diego Novillo <dnovillo@google.com>
25988 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25991 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25993 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25996 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25998 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26001 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26002 to indicate if a message should be generated.
26003 (init_cumulative_args): Updated.
26004 (function_value_32): Likewise.
26006 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26008 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26010 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26013 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26014 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26016 2008-02-04 Diego Novillo <dnovillo@google.com>
26018 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26021 * tree-vrp.c (vrp_evaluate_conditional): With
26022 -Wtype-limits, emit a warning when comparing against a
26023 constant outside the natural range of OP0's type.
26025 2008-02-04 Richard Guenther <rguenther@suse.de>
26027 PR middle-end/33631
26028 * expr.c (count_type_elements): Give for unions instead of
26031 2008-02-04 Richard Guenther <rguenther@suse.de>
26033 PR middle-end/35043
26034 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26035 to TYPE_DOMAINs base type instead of using bitsizetype here.
26037 2008-02-03 Jason Merrill <jason@redhat.com>
26039 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26041 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26044 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26045 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26046 (RS/6000 and PowerPC Options): Fix typos and markup.
26047 * doc/passes.texi (Tree-SSA passes): Likewise.
26049 2008-02-02 Michael Matz <matz@suse.de>
26052 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26053 from record_last_reg_set_info.
26054 (record_last_reg_set_info): Take an RTX argument, iterate over all
26055 constituent hardregs.
26056 (record_last_set_info, record_opr_changes): Change calls to
26057 new signature or to record_last_reg_set_info_regno.
26059 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26061 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26063 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26065 PR rtl-optimization/34773
26066 * reg-notes.def (EQUAL): Mention significance of combination of
26067 REG_EQUAL and REG_RETVAL.
26068 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26069 insn that has a REG_RETVAL.
26071 2008-02-01 Roger Sayle <roger@eyesopen.com>
26074 * configure.ac (--enable-fixed-point): Disable unless explicitly
26076 * configure: Regenerate.
26078 2008-02-01 Richard Guenther <rguenther@suse.de>
26081 * invoke.texi (-finline-limit): Remove no longer true parts
26082 of the documentation. Note that there is no default value.
26084 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26085 Mark Mitchell <mark@codesourcery.com>
26086 Ben Elliston <bje@au.ibm.com>
26089 * doc/extend.texi (Other Builtins): Document.
26091 2008-01-31 Tom Browder <tom.browder@gmail.com>
26093 * doc/c-tree.texi (Types): Fix grammar.
26094 (Expression trees): Ditto.
26095 * doc/passes.texi (Tree-SSA passes): Ditto.
26097 * doc/configterms.texi (Configure Terms): Fix typo.
26098 * doc/cpp.texi (Common Predefined Macros): Ditto.
26099 * doc/md.texi (Machine Constraints): Ditto.
26101 * doc/makefile.texi (Makefile): Add comma.
26103 2008-01-31 Tom Browder <tom.browder@gmail.com>
26104 Gerald Pfeifer <gerald@pfeifer.com>
26106 * doc/sourcebuild.texi (Front End): Remove references to CVS
26107 and CVSROOT/modules.
26108 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26109 (Back End): Remove reference to CVS.
26111 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26114 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26116 (mips16_gp_pseudo_reg): ...here.
26117 * config/mips/mips.md (load_const_gp): Replace with...
26118 (load_const_gp_<mode>): ...this :P-based insn.
26120 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26122 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26123 options. Minor fixes.
26124 (-std): Move reference to standards closer to where language
26125 standards are first mentioned.
26127 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26129 PR rtl-optimization/34995
26130 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26131 parameter and return a bool. If the rtx parameter is nonnull,
26132 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26133 (find_reloads): Update call accordingly. Pass the new operand
26134 if it needed no address reloads, otherwise pass null.
26136 2008-01-30 Richard Henderson <rth@redhat.com>
26139 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26140 for unbounded arrays.
26142 2008-01-30 Silvius Rus <rus@google.com>
26144 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26146 2008-01-30 Jan Hubicka <jh@suse.cz>
26149 * i386.c (init_cumulative_args): Use real function declaration when
26152 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26154 PR rtl-optimization/34998
26155 * global.c (build_insn_chain): Treat non-subreg_lowpart
26156 SUBREGs of pseudos as clobbering all the words covered by the
26157 SUBREG, not just all the bytes.
26158 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26159 original df_ref rather than an extract parameter.
26160 (global_conflicts): Update call accordingly.
26162 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26164 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26165 the overflow check to make it easier to read.
26166 (__fixtfdi): Change the type of the ll member in union
26167 long_double to UDItype_x.
26169 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26171 PR middle-end/34969
26172 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26173 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26174 * tree-inline.c (fold_marked_statements): Call
26175 cgraph_update_edges_for_call_stmt if folding a call statement.
26176 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26177 debug_generic_stmt calls, reset it back afterwards.
26180 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26182 * c-typeck.c (build_external_ref): Don't pedwarn about
26183 static vars in current function's scope.
26185 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26187 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26189 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26192 * ipa-struct-reorg.c: Fix spelling.
26193 * params.def: Ditto.
26195 2008-01-29 Richard Guenther <rguenther@suse.de>
26197 PR middle-end/35006
26198 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26200 * tree-inline.c (remap_type): Increment remapping_type_depth
26201 around remapping types.
26202 (copy_body_r): Only add referenced variables if they are referenced
26203 from code, not types.
26205 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26216 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26217 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26219 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26222 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26223 pointer for tiny stack.
26225 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26227 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26229 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26231 * config/vx-common.h: Fix typo in comment.
26233 2008-01-28 Ian Lance Taylor <iant@google.com>
26237 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26238 coalesce pointers if they have different DECL_NO_TBAA_P values.
26239 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26240 between variables with different DECL_NO_TBAA_P values.
26242 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26245 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26246 are not legitimate small data references on SPE targets.
26248 2008-01-28 David Daney <ddaney@avtrex.com>
26250 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26252 2008-01-28 David Daney <ddaney@avtrex.com>
26254 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26256 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26258 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26259 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26260 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26261 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26262 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26263 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26264 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26265 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26267 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26269 * basic-block.h (condjump_equiv_p): Fix comment.
26271 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26273 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26274 print_generic_stmt_indented): Fix comment.
26276 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26278 * configure.ac (__stack_chk_fail): Add detecion for availability
26279 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26280 * configure: Regenerate.
26282 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26284 PR middle-end/34688
26285 * final.c (output_addr_const): Handle TRUNCATE.
26287 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26290 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26291 (zero_cost, infinite_cost): New constants.
26292 (struct cost_pair): Change type of cost to comp_cost.
26293 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26294 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26296 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26297 split_address_cost, ptr_difference_cost, difference_cost,
26298 get_computation_cost_at, get_computation_cost,
26299 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26300 determine_use_iv_cost_condition, determine_use_iv_costs,
26301 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26302 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26303 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26304 Change type of cost to comp_cost.
26305 (determine_iv_cost): Increase cost of non-original ivs, instead
26306 of decreasing the cost of original ones.
26307 (get_address_cost): Indicate the complexity of the addressing mode
26309 (try_add_cand_for): Prefer using ivs not specific to some object.
26310 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26312 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26313 Janis Johnson <janis187@us.ibm.com>
26316 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26317 (TARGET_INSTANTIATE_DECLS): Likewise.
26318 * target.h (expand_to_rtl_hook): New target hook.
26319 (instantiate_decls): Likewise.
26320 * function.c (instantiate_decl): Make non-static. Rename to...
26321 (instantiate_decl_rtl): ... this.
26322 (instantiate_expr): Use instantiate_decl_rtl.
26323 (instantiate_decls_1): Likewise.
26324 (instantiate_decls): Likewise.
26325 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26326 * function.h (instantiate_decl_rtl): Add prototype.
26327 * cfgexpand.c (target.h): New include.
26328 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26329 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26330 (TARGET_INSTANTIATE_DECLS): Likewise.
26331 (TARGET_INITIALIZER): New target hooks added.
26332 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26334 * config/rs6000/rs6000.c (tree-flow.h): New include.
26335 (machine_function): Add sdmode_stack_slot field.
26336 (rs6000_alloc_sdmode_stack_slot): New function.
26337 (rs6000_instantiate_decls): Likewise.
26338 (rs6000_secondary_memory_needed_rtx): Likewise.
26339 (rs6000_check_sdmode): Likewise.
26340 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26341 (TARGET_INSTANTIATE_DECLS): Likewise.
26342 (rs6000_hard_regno_mode_ok): Allow SDmode.
26343 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26344 (rs6000_emit_move): Handle SDmode.
26345 (function_arg_advance): Likewise.
26346 (function_arg): Likewise.
26347 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26348 SDmode var args for 32-bit compiles.
26349 (rs6000_secondary_reload_class): Handle SDmode.
26350 (rs6000_output_function_epilogue): Likewise.
26351 (rs6000_function_value): Simplify if statement.
26352 (rs6000_libcall_value): Likewise.
26353 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26354 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26355 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26356 (movsd_hardfloat): New define_insn.
26357 (movsd_softfloat): Likewise.
26358 (movsd_store): Likewise.
26359 (movsd_load): Likewise.
26360 (extendsddd2): Likewise.
26361 (extendsdtd2): Likewise.
26362 (truncddsd2): Likewise.
26363 (movdd_hardfloat64): Fixup comment.
26364 (UNSPEC_MOVSD_LOAD): New constant.
26365 (UNSPEC_MOVSD_STORE): Likewise.
26367 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26370 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26372 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26373 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26374 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26375 and TRUTH_XOR_EXPR.
26377 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26380 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26381 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26382 __LONGDOUBLE128 too.
26383 * config/rs6000/aix61.h: New file.
26385 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26387 PR rtl-optimization/34959
26388 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26389 popcount and parity rtxes the same mode as their operand.
26390 Truncate or extend the result to the return value's mode
26393 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26396 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26397 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26398 to GOT_VERSION_REGNUM.
26399 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26400 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26401 * config/mips/mips.c (mips_emit_call_insn): New function.
26402 (mips_call_tls_get_addr): Call mips_expand_call directly.
26403 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26405 (mips16_build_call_stub): Likewise. Return the call insn or null.
26406 (mips_expand_call): Update the call to mips16_build_call_stub
26407 accordingly and a remove redundant condition. Assert that MIPS16
26408 stubs do not use lazy binding. Use mips_emit_call_insn and return
26410 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26412 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26413 (mips_avoid_hazard): Remove hazard_set handling.
26414 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26415 (UNSPEC_RESTORE_GP): ...this.
26416 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26417 (FAKE_CALL_REGNO): Rename to...
26418 (GOT_VERSION_REGNUM): ...this.
26419 (type): Add "ghost" value. Add an associated insn reservation.
26420 (hazard_set): Remove.
26421 (exception_receiver): Rename to...
26422 (restore_gp): ...this and update the unspec identifier accordingly.
26423 (exception_receiver, nonlocal_got_receiver): New expanders.
26424 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26425 FAKE_CALL_REGNO. Remove hazard_set attribute.
26426 (set_got_version, update_got_version): New patterns.
26428 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26431 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26433 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26436 * doc/install.texi2html: Generate gcc-vers.texi.
26438 2008-01-25 DJ Delorie <dj@redhat.com>
26440 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26442 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26444 * config/c4x: Remove directory.
26445 * config.gcc (crx-*, mt-*): Mark obsolete.
26446 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26447 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26448 sh-*-rtemscoff*): Remove cases.
26449 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26450 * real.c (encode_c4x_single, decode_c4x_single,
26451 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26452 c4x_extended_format): Remove.
26453 * real.h (c4x_single_format, c4x_extended_format): Remove.
26454 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26456 (Pragmas): Remove comment about c4x pragmas.
26457 * doc/install.texi (c4x): Remove target-specific instructions.
26458 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26459 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26460 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26461 refer to C4x source files as examples.
26462 (C4X_FLOAT_FORMAT): Remove documentation.
26464 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26466 * config/bfin/bfin.c (override_options): Reorder tests so that
26467 flag_pic gets enabled for -msep-data.
26469 2008-01-25 Richard Guenther <rguenther@suse.de>
26471 PR middle-end/32244
26472 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26473 to its bitfield precision if required.
26475 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26477 PR middle-end/33880
26478 * tree-nested.c (walk_omp_for): New function.
26479 (convert_nonlocal_reference, convert_local_reference): Call
26480 walk_omp_for on OMP_FOR.
26481 (convert_call_expr): Call walk_body on OMP_FOR's
26482 OMP_FOR_PRE_INIT_BODY.
26484 2008-01-25 Richard Guenther <rguenther@suse.de>
26486 PR tree-optimization/34966
26487 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26488 default defs and PHI_NODEs we have to insert after the
26489 defining statement.
26491 2008-01-24 Nick Clifton <nickc@redhat.com>
26493 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26494 Provide a default definition.
26495 (LIBGCC2_UNITS_PER_WORD): Likewise.
26497 * config/stormy16/stormy16.c: Include df.h for the prototype
26498 for df_regs_ever_live_p.
26499 (xstormy16_expand_builtin_va_start): Convert the stack offset
26500 into a component_ref and then use POINTER_PLUS_EXPR to add it
26501 to the incoming_virtual_args_rtx.
26502 (xstormy16_gimplify_va_arg_expr): Rename to
26503 xstormy16_gimplify_va_arg_expr.
26504 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26505 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26506 xstormy16_gimplify_va_arg_expr.
26507 Fix up some formatting issues.
26509 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26510 Move to predicates.md.
26511 (xs_hi_general_operand): Likewise.
26512 (xs_hi_nonmemory_operand): Likewise.
26513 * config/stormy16/predicates.md:
26514 (xstormy16_carry_plus_operand): New predicate.
26515 (xs_hi_general_operand): New predicate.
26516 (xs_hi_nonmemory_operand): New predicate.
26517 * config/stormy16/stormy16-protos.h:
26518 (xstormy16_carry_plus_operand): Delete prototype.
26519 (xs_hi_general_operand): Likewise.
26520 (xs_hi_nonmemory_operand): Likewise.
26522 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26523 modifiers as they are no longer needed and they can trigger
26524 reload spill failures.
26526 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26527 with a match_operand in order to help reload.
26529 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26530 constraint with 'e' for the 8th alternative as this version of
26531 the mov.w instruction only accepts the lower 8 registers.
26533 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26536 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26537 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26540 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26542 PR middle-end/33333
26543 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26545 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26547 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26549 (remove_structure): Update allocations list before removing structure.
26551 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26553 * ipa-struct-reorg.c (is_safe_cond_expr,
26554 create_new_stmts_for_cond_expr): Use integer_zerop function,
26555 that recognize not only zero-pointer, but zero-integer too.
26557 2008-01-25 Ben Elliston <bje@au.ibm.com>
26560 * fixproto: Escape "." in sed expression that strips leading "./".
26562 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26565 * gcc.c (SWITCH_OK): Removed.
26566 (SWITCH_LIVE): Changed to bit.
26567 (SWITCH_FALSE): Likewise.
26568 (SWITCH_IGNORE): Likewise.
26569 (switchstr): Change live_cond to unsigned int.
26570 (process_command): Replace SWITCH_OK with 0.
26571 (do_self_spec): Likewise.
26572 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26573 (give_switch): Likewise.
26574 (used_arg): Likewise.
26575 (do_spec_1): Set the SWITCH_IGNORE bit.
26576 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26577 bits. Set the SWITCH_LIVE bit.
26579 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26581 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26583 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26585 PR tree-optimization/34472
26586 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26587 parameter to a "bool *" and set *DATA to false if there is
26588 an unsafe access. Do not delete the structure here.
26589 (check_cond_exprs): Delete it here instead.
26590 (check_cond_exprs, exclude_cold_structs): Do not increase
26591 I when removing a structure.
26593 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26596 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26597 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26599 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26601 PR middle-end/34934
26602 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26603 a fixed vector for stack.
26605 2008-01-24 Ben Elliston <bje@au.ibm.com>
26608 * doc/gcc.texi (Software development): Add a direntry for g++.
26610 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26612 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26613 stale and straggling -fforce-addr comments above.
26615 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26617 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26618 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26620 2008-01-23 Michael Matz <matz@suse.de>
26623 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26626 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26628 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26629 malloc result type.
26631 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26633 * config/avr/avr.c (avr_current_arch): New variable.
26634 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26635 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26636 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26637 (avr_override_options): Init 'avr_current_arch'.
26638 (base_arch_s): Move from here...
26639 * config/avr/avr.h (base_arch_s): ... here. Add new members
26640 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26641 'mega' to 'have_jmp_call'.
26642 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26643 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26645 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26647 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26648 MULTILIB_MATCHES): Ditto.
26650 2008-01-23 Richard Guenther <rguenther@suse.de>
26652 PR middle-end/31529
26653 * cgraphunit.c (cgraph_reset_node): Always mark the node
26654 not reachable if it is not queued already.
26656 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26658 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26659 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26660 (cputype_selected): New static variable.
26661 (bfin_handle_option): Set it if -mcpu is used.
26662 (override_option): Select default set of workarounds if no cpu type
26663 selected on the command line.
26664 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26666 From Michael Frysinger <michael.frysinger@analog.com>
26667 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26668 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26670 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26671 for bf547, bf523, bf524, and bf526.
26672 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26674 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26675 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26676 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26677 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26678 * doc/invoke.texi (Blackfin Options): Document that
26679 -mcpu now accept bf547, bf523, bf524, and bf526.
26681 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26683 PR rtl-optimization/34628
26684 * combine.c (try_combine): Stop and undo after the first combination
26685 if an autoincrement side-effect on the first insn has effectively
26688 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26691 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26692 Offset addresses are not valid for Altivec or paired float modes.
26694 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26697 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26698 if DECL_INITIAL (decl) is error_mark_node.
26701 * c-common.c (handle_vector_size_attribute): Only allow
26702 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26703 the same way as pointer, array etc. types.
26704 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26707 * tree.c (build_type_attribute_qual_variant): Call
26708 build_qualified_type if attributes are equal, but quals are not.
26710 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26713 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26714 * flags.h (warn_strict_aliasing): Remove.
26715 (warn_strict_overflow): Remove.
26716 * opts.c (warn_strict_aliasing): Remove.
26717 (warn_strict_overflow): Remove.
26718 * c-opts.c (c_common_handle_option): -Wall only sets
26719 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26720 (c_common_post_options): Give default values to -Wstrict-aliasing
26721 and -Wstrict-overflow if they are uninitialized.
26722 * common.opt (Wstrict-aliasing): Specify Var and Init.
26723 (Wstrict-overflow): Likewise.
26725 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26727 PR rtl-optimization/26854
26728 PR rtl-optimization/34400
26729 PR rtl-optimization/34884
26730 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26732 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26733 (df_rd_bb_info.expanded_lr_out): Deleted
26734 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26735 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26736 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26737 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26738 Removed code to allocate, initialize or free expanded_lr_out.
26739 (df_rd_bb_local_compute_process_def): Restructured to make more
26741 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26742 sets if the sets are being trimmed.
26744 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26747 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26748 (as_vers): Likewise.
26749 * configure: Regenerated.
26751 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26753 PR middle-end/33092
26754 * tree-pass.h (pass_build_alias): New pass.
26755 * tree-ssa-alias.c (gate_build_alias): New.
26756 (pass_build_alias): New.
26757 * passes.c (init_optimization_passes): Add pass_build_alias after
26758 pass_create_structure_vars.
26760 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26762 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26763 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26764 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26765 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26766 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26767 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26768 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26769 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26770 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26771 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26772 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26773 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26774 * config/s390/s390.md (FP_ALL): New mode iterator.
26775 (_d): New mode attribute.
26776 ("*signbit<mode>2>"): Changed mode of first operand.
26777 ("isinf<mode>2"): Changed mode of first operand.
26778 ("*TDC_insn"): Adaptation for DFP modes.
26780 2008-01-22 Ben Elliston <bje@au.ibm.com>
26782 * tree.c (check_qualified_type): Improve function description.
26784 2008-01-21 Jason Merrill <jason@redhat.com>
26787 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26788 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26791 2008-01-21 DJ Delorie <dj@redhat.com>
26793 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26796 2008-01-21 Richard Guenther <rguenther@suse.de>
26798 PR middle-end/34856
26799 * tree-cfg.c (verify_expr): Allow all invariant expressions
26800 instead of just constant class ones as reference argument.
26801 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26802 like any other constant.
26803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26805 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26807 * regmove.c (fixup_match_1): Update call crossed frequencies.
26809 2008-01-21 Richard Guenther <rguenther@suse.de>
26812 * tree-inline.c (setup_one_parameter): Deal with mismatched
26813 types using a VIEW_CONVERT_EXPR.
26815 2008-01-21 Alon Dayan <alond@il.ibm.com>
26816 Olga Golovanevsky <olga@il.ibm.com>
26818 PR tree-optimization/34701
26819 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26820 when the structure size is not a power of 2.
26822 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26824 * doc/install.texi: Add doc for --enable-checking=df.
26826 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26828 PR rtl-optimization/34808
26829 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26831 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26833 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26836 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26838 PR rtl-optimization/26854
26839 PR rtl-optimization/34400
26840 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26842 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26843 (df_rd_bb_info.expanded_lr_out): New.
26844 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26845 * loop_iv.c (iv_analysis_loop_init): Ditto.
26846 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26847 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26848 Added code to allocate, initialize or free expanded_lr_out.
26849 (df_rd_bb_local_compute_process_def): Restructured to make
26850 more understandable.
26851 (df_rd_confluence_n): Add code to do nothing with fake edges and
26852 code to no apply invalidate_by_call sets if the sets are being trimmed.
26853 (df_lr_local_finalize): Renamed to df_lr_finalize.
26854 (df_live_local_finalize): Renamed to df_live_finalize.
26856 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26859 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26860 deciding whether to use reciprocal instructions.
26862 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26864 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26865 dwarf2out_note_section_used if cold_text_section is NULL.
26867 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26869 PR gcov-profile/34610
26870 * tree-cfg.c (make_edges): Mark both outgoing edges from
26871 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26872 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26873 from OMP_FOR and OMP_CONTINUE outgoing edges.
26875 * tree-profile.c (tree_profiling): Return early if
26876 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26878 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26879 from cfun to child_cfun.
26880 * function.h (struct function): Add after_tree_profile bit.
26882 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26884 * config/avr/avr.S (_exit): Disable interrupt.
26886 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26887 Steven Bosscher <stevenb.gcc@gmail.com>
26889 PR rtl-optimization/26854
26890 PR rtl-optimization/34400
26891 * df-problems.c (df_live_scratch): New scratch bitmap.
26892 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26893 (df_live_reset): Clear the proper bitmaps.
26894 (df_live_bb_local_compute): Only process the artificial defs once
26895 since the order is not important.
26896 (df_live_init): Init the df_live sets only with the variables
26897 found live by df_lr.
26898 (df_live_transfer_function): Use the df_lr sets to prune the
26899 df_live sets as they are being computed.
26900 (df_live_free): Free df_live_scratch.
26902 2008-01-18 Ian Lance Taylor <iant@google.com>
26904 * common.opt: Add fmerge-debug-strings.
26905 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26906 flag_merge_debug_strings rather than flag_merge_constants.
26907 * doc/invoke.texi (Option Summary): Mention
26908 -fmerge-debug-strings.
26909 (Debugging Options): Document -fmerge-debug-strings.
26911 2008-01-18 Ian Lance Taylor <iant@google.com>
26914 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26915 (struct tree_function_decl): Add new field operator_new_flag.
26916 * tree-inline.c (expand_call_inline): When inlining a call to
26917 operator new, force the return value to go into a variable, and
26918 set DECL_NO_TBAA_P on that variable.
26919 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26921 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26924 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26925 DWARF2_DEBUGGING_INFO.
26926 (dwarf2out_note_section_used): Ditto. Add prototype.
26927 (have_multiple_function_sections, text_section_used,
26928 cold_text_section_used, *cold_text_sections): Move declarations
26931 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26933 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26934 field and add signal_ra.
26935 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26936 assignments to frame state pc. Move end of stack check after
26937 MD_FALLBACK_FRAME_STATE_FOR.
26938 (uw_update_context_1): Use frame state signal_regs if set, instead
26939 of checking signal_frame flag.
26940 (uw_update_context): Use frame state signal_ra if set.
26941 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26942 * config/xtensa/linux-unwind.h: New file.
26944 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26946 * modulo-sched.c (get_sched_window): Fix comment typo.
26948 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26950 PR tree-optimization/34648
26951 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26953 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26955 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26956 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26958 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26960 PR rtl-optimization/34400
26961 * df-core.c (df_worklist_dataflow_overeager,
26962 df_worklist_dataflow_doublequeue): New functions.
26963 (df_worklist_dataflow): Two different worklist solvers.
26964 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26967 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26970 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26971 and ftree-parallelize-loops.
26973 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26975 PR rtl-optimization/34826
26976 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26978 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26980 * global.c (find_reg): Mark the eh regs as used if necessary.
26981 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26982 * ra.h (struct allocno): no_eh_reg field added. Changed
26983 no_stack_reg type to bitfield.
26985 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26987 * tree.c (substitute_in_expr): Add missing 'break'.
26989 2008-01-17 Richard Guenther <rguenther@suse.de>
26991 PR tree-optimization/34825
26992 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26993 x / x as division to handle.
26995 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26997 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26998 "-pthread" is specified.
26999 * pa-hpux11.h (LIB_SPEC): Likewise.
27001 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27002 Peter Bergner <bergner@vnet.ibm.com>
27004 PR rtl-optimization/33796
27005 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27007 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27009 PR libgfortran/34699
27010 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27012 * pa-hpux10.h (LINK_SPEC): Likewise.
27013 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27015 2008-01-16 Richard Guenther <rguenther@suse.de>
27017 PR middle-end/32628
27018 * fold-const.c (fold_convert_const_int_from_int): Do not
27019 set overflow if that occured only because of a sign extension
27020 change when converting from/to a sizetype with the same
27021 precision and signedness.
27023 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27026 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27027 location address to the correct place. Update copyright year.
27029 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27031 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27032 no dependences in the dependence_relations vector.
27034 2008-01-16 Jan Hubicka <jh@suse.cz>
27036 PR rtl-optimization/31396
27037 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27038 * cfg.c (dump_reg_info): Print it.
27039 * regs.h (struct reg_info_t): add freq_calls_crossed.
27040 (REG_FREQ_CALLS_CROSSED): New macro.
27041 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27042 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27043 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27044 regmove_optimize): Update call crossed frequencies.
27045 * local-alloc.c (struct qty): Add freq_calls_crossed.
27046 (alloc_qty): Copute freq_calls_crossed.
27047 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27048 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27049 * ra.h (struct allocno): Add freq_calls_crossed.
27051 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27053 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27054 libgomp when compiling with ftree-parallelize-loops.
27055 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27057 2008-01-16 Richard Guenther <rguenther@suse.de>
27059 PR tree-optimization/34769
27060 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27061 * tree.c (int_cst_value): Instead make this function more
27062 permissive in what it accepts as valid input. Document this
27063 function always sign-extends the value.
27065 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27066 Richard Guenther <rguenther@suse.de>
27069 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27070 (gimple_fold_indirect_ref_rhs): ... this.
27071 (gimple_fold_indirect_ref): New function with foldings
27072 that preserve lvalueness.
27073 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27074 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27075 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27076 to fold an INDIRECT_REF, fall back to the old use of
27077 fold_indirect_ref_1.
27079 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27081 * tree-data-ref.c (subscript_dependence_tester_1): Call
27082 free_conflict_function.
27083 (compute_self_dependence): Same.
27085 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27088 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27089 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27091 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27092 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27093 for DWARF2_UNWIND_INFO targets.
27095 2008-01-16 Richard Guenther <rguenther@suse.de>
27098 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27099 type qualifiers for function types.
27101 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27103 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27104 loop_iterator li from previous commit.
27106 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27108 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27110 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27112 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27113 (parallelize_loops): Don't parallelize irreducible components.
27115 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27118 * c-opts (c_common_post_options): Do not enable CPP
27119 flag_pedantic_errors by default.
27121 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27123 PR rtl-optimization/31944
27124 * cse.c (remove_pseudo_from_table): New function.
27125 (merge_equiv_classes): Use above function to remove pseudo-registers.
27126 (invalidate): Likewise.
27128 2008-01-13 Richard Guenther <rguenther@suse.de>
27130 PR middle-end/34601
27131 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27132 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27134 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27136 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27137 validate_change to unshare the source of the PC set.
27139 2008-01-12 Jan Hubicka <jh@suse.cz>
27141 PR middle-end/32135
27142 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27143 references above array bounds. This might trigger bounds checks for
27144 pointers to arrays.
27146 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27148 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27149 new_replaceable_dependencies.
27151 2008-01-12 Doug Kwan <dougkwan@google.com>
27153 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27154 instead of OPT_Wreturn_type in warning due to ignored return type
27156 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27157 options included in -Wextra.
27158 * c.opt: New option -Wignored_qualifiers.
27159 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27160 -Wignore_qualifiers.
27161 (-Wignored-qualifiers): Document.
27162 (-Wreturn-type): Remove description of functionality now handled
27163 by -Wignored-qualifiers.
27165 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27168 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27169 NOP_EXPR if it is between integral types with the same precision.
27171 2008-01-12 Jan Hubicka <jh@suse.cz>
27174 * invoke.texi (max-inline-recursive-depth): Fix default value.
27176 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27178 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27181 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27183 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27185 2008-01-11 James E. Wilson <wilson@specifix.com>
27188 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27190 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27192 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27193 save/restore frame pointer register and don't use 'call-prologues'
27194 optimization in function with "OS_task" attribute.
27196 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27198 PR middle-end/31309
27199 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27200 when copying to memory.
27202 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27204 PR rtl-optimization/30905
27205 * cfgcleanup.c: Include dce.h
27206 (crossjumps_occured): New global variable.
27207 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27208 If something changed, set crossjumps_occured to true.
27209 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27210 Don't add/remove fake edges to exit here...
27211 (cleanup_cfg): ...but do it here, when crossjumping.
27212 Run a fast DCE when successful crossjumps occured in the latest
27213 iteration of try_optimize_cfg.
27215 2008-01-11 Richard Guenther <rguenther@suse.de>
27217 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27218 (struct vn_unary_op_s): Likewise.
27219 (vn_reference_insert): Free old reference on hash collision.
27221 2008-01-10 Raksit Ashok <raksit@google.com>
27223 PR rtl-optimization/27971
27224 * combine.c (find_split_point): Split PLUS expressions which are
27225 inside a MEM rtx, and whose first operand is complex.
27227 2008-01-10 DJ Delorie <dj@redhat.com>
27229 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27230 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27231 (m32c_hard_regno_ok): Call the underlying function.
27233 2008-01-10 Richard Guenther <rguenther@suse.de>
27235 PR middle-end/34683
27236 * tree-cfg.c (tree_merge_blocks): Do not go through the
27237 full-blown folding and stmt updating path if we just deal
27238 with virtual operands.
27239 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27240 test for abnormal SSA_NAMEs.
27242 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27244 PR middle-end/34641
27245 * reload.c (push_reload): Add assertions. All constants from
27246 reg_equiv_constant should have been used for replacing the respective
27248 (find_reloads_address): Invoke find_reloads_address_part for
27249 constant taken from the reg_equiv_constant array.
27251 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27253 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27254 field (valnum) the first in the struct. Replace bools with
27257 2008-01-10 Richard Guenther <rguenther@suse.de>
27259 PR tree-optimization/34651
27260 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27261 types and ordering for masking and converting.
27263 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27265 PR tree-optimization/34017
27266 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27267 also for PHI_NODE expressions.
27269 2008-01-09 Jan Hubicka <jh@suse.cz>
27271 PR tree-optimization/34708
27272 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27273 based on number of case labels.
27274 (init_inline_once): Remove switch_cost.
27275 * tree-inline.h (eni_weights_d): Remove switch_cost.
27277 2008-01-09 Richard Guenther <rguenther@suse.de>
27278 Andrew Pinski <andrew_pinski@playstation.sony.com>
27280 PR middle-end/30132
27281 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27282 temporary if an rvalue is ok or an lvalue is not required.
27284 2008-01-09 Richard Guenther <rguenther@suse.de>
27286 PR middle-end/34458
27287 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27288 adjust return type.
27290 2008-01-09 Richard Guenther <rguenther@suse.de>
27292 PR middle-end/34679
27293 * tree.c (host_integerp): Check for sizetype only if the
27294 type is an integer type.
27296 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27299 * opts.c (decode_options): Disable inlining of functions called
27300 once if not in unit-at-a-time mode.
27302 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27304 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27306 2008-01-08 Richard Guenther <rguenther@suse.de>
27308 PR middle-end/31863
27309 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27310 out early if the result will be unused.
27312 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27317 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27318 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27321 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27323 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27324 for vectorization tuned.
27326 2008-01-08 Richard Guenther <rguenther@suse.de>
27328 PR tree-optimization/34683
27329 * tree-ssa-operands.c (operand_build_cmp): Export.
27330 * tree-ssa-operands.h (operand_build_cmp): Declare.
27331 * tree-vn.c (vuses_compare): Remove.
27332 (sort_vuses): Use operand_build_cmp.
27333 (sort_vuses_heap): Likewise.
27334 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27335 to re-use old VEC if available. Do not sort already sorted VUSEs.
27336 (vdefs_to_vec): Do not sort already sorted VDEFs.
27338 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27340 PR middle-end/34694
27341 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27343 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27346 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27347 limitations of reciprocal sequences on x86 targets.
27349 2008-01-08 Richard Guenther <rguenther@suse.de>
27351 PR tree-optimization/34683
27352 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27354 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27357 * config/darwin.c (darwin_mergeable_string_section): Don't use
27358 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27360 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27363 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27364 negxf2. Macroize expander using X87MODEF mode iterator. Change
27365 predicates of op0 and op1 to register_operand.
27366 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27367 expander using X87MODEF mode iterator. Change predicates of
27368 op0 and op1 to register_operand.
27369 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27370 corresponding patterns and macroize using MODEF macro. Change
27371 predicates of op0 and op1 to register_operand and remove
27372 "m" constraint. Disparage "r" alternative with "!".
27373 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27374 macroize using X87MODEF macro. Change predicates of op0 and op1
27375 to register_operand and remove "m" constraint. Disparage "r"
27376 alternative with "!".
27377 (absneg splitter with memory operands): Remove.
27378 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27379 patterns and macroize using X87MODEF mode iterator.
27380 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27381 Change predicate of op1 to register_operand.
27382 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27383 for memory operands.
27385 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27387 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27389 2008-01-07 Richard Guenther <rguenther@suse.de>
27391 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27394 2008-01-07 Richard Guenther <rguenther@suse.de>
27396 PR tree-optimization/34683
27397 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27398 VOPs of the needed size to save memory. Use VEC_quick_push
27399 to save compile-time.
27400 (vdefs_to_vec): Likewise.
27402 2008-01-07 Sa Liu <saliu@de.ibm.com>
27404 * config/spu/spu.md (divdf3): Genetate inline code for double
27405 division. The implementation doesn't handle INF or NAN, therefore it
27406 only applies when -ffinite-math-only is given.
27408 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27411 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27412 * doc/cpp.texi ([Common Predefined Macros]): Document.
27414 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27416 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27417 order to use commutative addition instead of subtraction.
27419 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27420 Mircea Namolaru <namolaru@il.ibm.com>
27421 Vladimir Yanovsky <yanov@il.ibm.com>
27422 Revital Eres <eres@il.ibm.com>
27424 PR tree-optimization/34263
27425 * tree-outof-ssa.c (process_single_block_loop_latch,
27426 contains_tree_r): New functions.
27427 (analyze_edges_for_bb): Call process_single_block_loop_latch
27428 function to empty single-basic-block latch block if possible.
27430 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27432 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27434 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27436 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27438 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27440 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27442 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27444 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27446 PR tree-optimization/34618
27447 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27450 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27453 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27454 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27455 Update copyright year.
27457 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27458 Update copyright year.
27459 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27462 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27464 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27465 edge does not point to current bb before changing need_assert.
27467 2008-01-04 Richard Guenther <rguenther@suse.de>
27469 PR middle-end/34029
27470 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27471 for verifying purposes if they are is_gimple_min_invariant.
27473 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27475 PR tree-optimization/34448
27476 PR tree-optimization/34465
27477 * gimplify.c (gimplify_init_constructor): Add new parameter
27478 notify_temp_creation. Use it.
27479 (gimplify_modify_expr_rhs): Take volatiles into account when
27480 optimizing constructors.
27481 Do not optimize constructors if gimplify_init_constructor will dump to
27483 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27484 * gcc.c-torture/compile/pr34448.c: New.
27486 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27488 PR gcov-profile/34609
27489 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27490 return_slot if result is TREE_ADDRESSABLE.
27492 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27494 * config/mips/mips.md (sqrt_condition): Tweak comment.
27495 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27497 2008-01-03 Tom Tromey <tromey@redhat.com>
27500 * c-common.c (c_type_hash): Handle VLAs.
27502 2008-01-03 Jan Hubicka <jh@suse.cz>
27504 PR tree-optimization/31081
27505 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27506 0 when inlining and not inlining to first basic block.
27507 (remap_decl): When var is initialized to 0, don't set default_def.
27508 (expand_call_inline): Set entry_bb.
27509 * tree-inline.h (copy_body_data): Add entry_bb.
27511 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27514 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27517 PR tree-optimization/29484
27518 * tree-inline.c (inline_forbidden_p_2): New function.
27519 (inline_forbidden_p): Disallow inlining if some static var
27520 has an address of a local LABEL_DECL in its initializer.
27521 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27524 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27526 PR tree-optimization/34635
27527 * tree-data-ref.c (add_other_self_distances): Make sure that the
27528 evolution step is constant.
27530 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27532 PR middle-end/34608
27533 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27535 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27537 * tree-sra.c (scalarize_init): Insert the generate_element_init
27538 statements after the generate_element_zero statements.
27540 2008-01-02 Richard Guenther <rguenther@suse.de>
27542 PR middle-end/34093
27543 PR middle-end/31976
27544 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27545 for very large number of operands instead of ICEing.
27547 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27550 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27551 while stack probing.
27553 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27555 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27558 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27560 PR libmudflap/26442
27561 * tree-mudflap.c (mx_register_decls): Guard warning by
27562 !DECL_ARTIFICIAL check.
27564 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27566 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27567 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27568 sse5_perm<mode>): Fix constraints.