1 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
4 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
5 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
7 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
9 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
11 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
15 * config/i386/sync.md (memory_barrier): New expander.
17 2008-11-24 Jakub Jelinek <jakub@redhat.com>
20 * dse.c (find_shift_sequence): Optimize extraction from a constant.
22 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24 * pa.c (function_arg): Revert 2008-10-26 change.
26 2008-11-23 Helge Deller <deller@gmx.de>
28 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
29 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
30 succeeded and lws_ret is not equal to oldval.
32 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
34 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
36 2008-11-22 Andreas Schwab <schwab@suse.de>
38 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
41 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
43 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
44 Use constant 1 as the operand.
45 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
46 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
47 gen_rdhwr_synci_step_di depending on the size of Pmode.
49 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
52 * config/i386/i386.md (SWI248): New mode iterator.
53 (SWI32): Remove mode iterator.
54 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
55 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
56 iterator. Generate popcnt mnemonic without mode extensions
57 for Darwin x86 targets.
58 (*popcount<mode>2_cmp): Ditto.
59 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
60 extensions for Darwin x86 targets.
62 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
64 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
65 only if HAVE_AS_SPARC_UA_PCREL is defined.
67 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
69 * ira-costs.c (find_allocno_class_costs): Work out the maximum
70 allocno_costs value of the classees with the lowest total_costs
71 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
72 (setup_allocno_cover_class_and_costs): ...rather than here.
73 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
76 2008-11-22 Jakub Jelinek <jakub@redhat.com>
79 * builtins.c (expand_builtin_apply_args): Emit sequence before
80 parm_birth_insn instead of after entry_of_function's first insn.
83 * function.c (assign_parm_remove_parallels): Pass
84 data->passed_type as third argument to emit_group_store.
87 * final.c (mark_symbol_refs_as_used): New function.
88 * output.h (mark_symbol_refs_as_used): New prototype.
89 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
90 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
91 * config/arm/arm.md (consttable_4): Likewise.
94 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
96 2008-11-21 Jakub Jelinek <jakub@redhat.com>
99 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
100 propagate x = &a into *x = b if conversion from b to a's type is
103 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
105 * caller-save.c (insert_one_insn): Take into account REG_INC notes
106 for the liveness computation of the new insn.
108 2008-11-21 DJ Delorie <dj@redhat.com>
110 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
111 Moves to/from below100 space (W) can only use r0-r7.
113 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
116 * doc/invoke.texi (Optimization Options): Fix typo.
118 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
119 Xuepeng Guo <xuepeng.guo@intel.com>
121 * config.gcc (extra_headers): For x86 and x86-64, remove
122 gmmintrin.h, add immintrin.h and avxintrin.h.
124 * config/i386/gmmintrin.h: Renamed to ...
125 * config/i386/avxintrin.h: This. Issue an error if
126 _IMMINTRIN_H_INCLUDED is undedined.
128 * config/i386/immintrin.h: New.
130 2008-11-21 Jakub Jelinek <jakub@redhat.com>
133 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
134 mode of PLUS, not mode of the eliminated register.
136 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
138 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
139 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
140 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
141 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
142 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
143 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
144 (*nand<mode>3): Rename to *andnot<mode>3.
145 (*nandtf3): rename to *andnottf3.
146 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
147 Use CODE_FOR_mmx_andnotv2si3.
148 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
149 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
150 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
151 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
152 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
154 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
157 * config/ia64/ia64.c (ia64_expand_atomic_ope): Properly handle NAND
158 case by calculating ~(new_reg & val) instead of (~new_reg & val).
159 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
160 to (not:IMODE (and:IMODE (...))).
161 (sync_old_nand<mode>): Ditto.
162 (sync_new_nand<mode>): Ditto.
164 2008-11-20 Joseph Myers <joseph@codesourcery.com>
166 * config/arm/thumb2.md (thumb2_casesi_internal,
167 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
169 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
171 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
172 nand to the changed 4.4 semantic.
174 2008-11-20 Jakub Jelinek <jakub@redhat.com>
177 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
178 (fold_builtin_memory_op): Handle even the case where just one
179 of src and dest is an address of a var decl component, using
180 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
181 and readonly_data_expr src check.
182 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
185 PR rtl-optimization/36998
186 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
187 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
188 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
189 stack_adjust_offset callers.
190 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
192 (compute_barrier_args_size): Handle insns in annulled branches
195 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
198 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
199 Handle cases when integer argument crosses argument register boundary.
201 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
204 * config.gcc (i[34567]86-*-solaris2*): Don't include
205 i386/t-crtstuff here.
206 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
207 * config/i386/t-sol2: Move to libgcc/config/i386.
209 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
212 * tlink.c: Include "libiberty.h".
213 (initial_cwd): Change type into char *.
214 (tlink_init): Call getpwd instead of getcwd.
216 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
218 PR rtl-optimization/32283
219 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
220 of the induction variable to decide whether it may wrap.
221 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
222 initialization of the bound before the loop.
223 * simplify-rtx.c (simplify_binary_operation_1): Add two
224 simplifications regarding AND.
225 (simplify_plus_minus): Only fail if no simplification is possible.
226 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
228 2008-11-20 Jakub Jelinek <jakub@redhat.com>
231 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
232 checking until GIMPLE lowering.
233 * gimple-low.c (check_call_args): New function.
234 (lower_stmt) <case GIMPLE_CALL>: Call it.
236 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
238 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
239 with the same type as the first operand of the AND expression.
241 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
244 * ira-int.h (struct ira_loop_tree_node): New member
245 entered_from_non_parent_p.
247 * ira-color.c (print_loop_title): Print loop bbs.
249 * ira-emit.c (entered_from_non_parent_p,
250 setup_entered_from_non_parent_p): New functions.
251 (not_modified_p): Rename to store_can_be_removed_p. Check there
253 (generate_edge_moves): Use store_can_be_removed_p instead of
255 (ira_emit): Call setup_entered_from_non_parent_p.
257 * ira-build.c (copy_info_to_removed_store_destinations):
258 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
259 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
260 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
261 update all accumulated attributes.
263 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
266 * ira-int.h (ira_copy_allocno_live_range_list,
267 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
268 ira_finish_allocno_live_range_list): New prototypes.
269 (ira_allocno_live_ranges_intersect_p,
270 ira_pseudo_live_ranges_intersect_p): Remove.
272 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
273 ira_pseudo_live_ranges_intersect_p): Rename to
274 allocnos_have_intersected_live_ranges_p and
275 pseudos_have_intersected_live_ranges_p. Move them from here to ...
277 * ira-color.c: ... here
278 (coalesced_allocno_conflict_p): Use
279 allocnos_have_intersected_live_ranges_p.
280 (coalesced_allocnos_living_at_program_points,
281 coalesced_allocnos_live_at_points_p,
282 set_coalesced_allocnos_live_points): Remove.
283 (slot_coalesced_allocnos_live_ranges,
284 slot_coalesced_allocno_live_ranges_intersect_p,
285 setup_slot_coalesced_allocno_live_ranges): New.
286 (coalesce_spill_slots): Use ranges of coalesced allocnos.
287 (ira_sort_regnos_for_alter_reg): Use
288 allocnos_have_intersected_live_ranges_p.
289 (ira_reuse_stack_slot): Use
290 pseudos_have_intersected_live_ranges_p.
292 * global.c (pseudo_for_reload_consideration_p): Check
293 flag_ira_share_spill_slots too.
295 * ira-build.c (copy_allocno_live_range_list): Rename to
296 ira_copy_allocno_live_range_list. Make it external.
297 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
299 (ira_allocno_live_ranges_intersect_p): New.
300 (ira_finish_allocno_live_range_list): New.
301 (finish_allocno): Use it.
302 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
303 (copy_info_to_removed_store_destinations): Ditto. Use
304 ira_copy_allocno_live_range_list.
305 (ira_flattening): Use ira_merge_allocno_live_ranges.
307 * ira.c (too_high_register_pressure_p): New function.
308 (ira): Switch off sharing spill slots if the pressure is too high.
310 2008-11-19 Richard Guenther <rguenther@suse.de>
312 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
313 non-sizetype offsets if their precision matches that of the pointer.
314 * expr.c (expand_expr_real_1): Always sign-extend the offset
315 operand of a POINTER_PLUS_EXPR.
317 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
319 * config.gcc: Unobsolete mips-sgi-irix[56]*.
320 (mips-sgi-irix[56]*): No need to use fixproto.
322 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
323 Paul Brook <paul@codesourcery.com>
325 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
328 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
330 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
332 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
335 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
336 (separate_decls_in_region): Create shared struct even when there
339 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
341 * config/picochip/picochip.c (headers): Remove an unnecessary
344 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
347 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
348 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
350 * config/m68k/m68k.md: Adjust all conditional branches that use the
351 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
353 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
356 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
357 is a register or zero operand in the correct mode before generating
358 mtch1 insn or a register operand in the correct mode before generating
360 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
362 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
364 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
365 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
366 mipsisa*-*-elf*. Handle mipsisa64r2*.
367 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
368 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
370 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
371 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
373 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
374 Fix mips16 if mips64 or mips64r2 are multilib defaults.
375 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
378 2008-11-18 Jakub Jelinek <jakub@redhat.com>
381 * config/i386/i386.md (allocate_stack_worker_32,
382 allocate_stack_worker_64): Don't use match_dup between input and
384 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
385 * config/i386/i386.c (ix86_expand_prologue): Likewise.
387 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
389 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
390 is forced when trying to do a symbol link for it.
392 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
394 * expmed.c (extract_bit_field_1): Also use a temporary and
395 convert_extracted_bit_field when the conversion from ext_mode to
396 the target mode requires explicit truncation.
398 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
400 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
402 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
403 registers when not optimizing.
405 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
407 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
408 and its associated define_split. Expose the all-d alternative
409 to the register allocator, but mark it with "?". Mark the first
410 alternative with "*?*?".
411 (*mul_sub_si): Likewise.
412 (*mul_acc_si_r3900): New pattern.
414 2008-11-17 Jakub Jelinek <jakub@redhat.com>
417 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
418 propagating x = &a into *x = b, add a cast if not useless
419 type conversion or don't optimize if another stmt would be
422 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
425 * optabs.c (expand_sync_operation): Properly handle NAND case
426 by calculating ~(t1 & val) instead of (~t1 & val).
427 * builtins.c (expand_builtin_sync_operation): Warn for changed
428 semantics in NAND builtins.
429 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
431 * doc/invoke.texi (Warning options): Add Wsync-nand.
432 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
433 __sync_fetch_and_nand builtin operation in the example. Add a note
434 about changed semantics in GCC 4.4.
435 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
436 operation in the example. Add a note about changed semantics in
439 2008-11-16 Jan Hubicka <jh@suse.cz>
441 * cgraph.c (cgraph_function_body_availability): Fix test of externally
444 2008-11-16 Joshua Kinard <kumba@gentoo.org>
446 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
449 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
452 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
453 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
455 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
456 rather than call_really_used_regs when handling $gp.
458 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
461 * config/mips/mips.c (machine_function): Update the comment
462 above global_pointer.
463 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
464 that a function doesn't need a global pointer.
465 (mips_current_loadgp_style): Update accordingly.
466 (mips_restore_gp): Likewise.
467 (mips_output_cplocal): Likewise.
468 (mips_expand_prologue): Likewise.
470 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
472 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
473 parameter. Use DImode for computing the number of registers.
474 (function_arg): Adjust for above change.
475 (function_value): Likewise.
477 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
479 PR tree-optimization/37950
480 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
481 not computed for the current function.
483 2008-11-15 Jakub Jelinek <jakub@redhat.com>
486 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
487 gpr and other COMPONENT_REFs.
489 2008-11-15 Richard Guenther <rguenther@suse.de>
491 PR tree-optimization/38051
492 * tree-ssa-alias.c (update_alias_info_1): Manually find
495 2008-11-15 Joshua Kinard <kumba@gentoo.org>
497 * doc/invoke.texi (-mfix-r10000): Document.
498 * config/mips/mips.opt (mfix-r10000): New option.
499 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
500 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
501 (MIPS_COMPARE_AND_SWAP_12): Likewise.
502 (MIPS_SYNC_OP): Likewise.
503 (MIPS_SYNC_OP_12): Likewise.
504 (MIPS_SYNC_OLD_OP_12): Likewise.
505 (MIPS_SYNC_NEW_OP_12): Likewise.
506 (MIPS_SYNC_OLD_OP): Likewise.
507 (MIPS_SYNC_NAND): Likewise.
508 (MIPS_SYNC_OLD_NAND): Likewise.
509 (MIPS_SYNC_EXCHANGE): Likewise.
510 (MIPS_SYNC_EXCHANGE_12): Likewise.
511 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
513 (MIPS_SYNC_NEW_NAND): Likewise.
514 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
515 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
516 (mips_output_sync_loop): New function.
517 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
518 Make -mfix-r10000 require branch-likely instructions.
519 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
520 mips_output_sync_loop.
521 (compare_and_swap_12): Likewise.
522 (sync_add<mode>): Likewise.
523 (sync_<optab>_12): Likewise.
524 (sync_old_<optab>_12): Likewise.
525 (sync_new_<optab>_12): Likewise.
526 (sync_nand_12): Likewise.
527 (sync_old_nand_12): Likewise.
528 (sync_new_nand_12): Likewise.
529 (sync_sub<mode>): Likewise.
530 (sync_old_add<mode>): Likewise.
531 (sync_old_sub<mode>): Likewise.
532 (sync_new_add<mode>): Likewise.
533 (sync_new_sub<mode>): Likewise.
534 (sync_<optab><mode>): Likewise.
535 (sync_old_<optab><mode>): Likewise.
536 (sync_new_<optab><mode>): Likewise.
537 (sync_nand<mode>): Likewise.
538 (sync_old_nand<mode>): Likewise.
539 (sync_new_nand<mode>): Likewise.
540 (sync_lock_test_and_set<mode>): Likewise.
541 (test_and_set_12): Likewise.
543 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
545 * gcc.c (cc1_options): Fix comment.
547 2008-11-15 Jakub Jelinek <jakub@redhat.com>
550 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
551 argtype instead of result_type.
553 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
555 * ira-int.h (struct ira_loop_tree_node): Improve comments for
556 subloop_next/next and subloops/childen fields.
558 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
560 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
561 (STANDARD_INCLUDE_DIR): Redefine to "/include".
562 (LOCAL_INCLUDE_DIR): Undefine.
563 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
565 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
567 PR rtl-optimization/37397
568 * ira-int.h (struct ira_allocno): New member bad_spill_p.
569 (ALLOCNO_BAD_SPILL_P): New macro.
571 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
573 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
574 (create_cap_allocno, propagate_allocno_info,
575 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
576 (update_bad_spill_attribute): New function.
577 (ira_build): Call it.
579 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
581 2008-11-14 Jakub Jelinek <jakub@redhat.com>
583 PR tree-optimization/38104
584 * gimplify.c (gimple_regimplify_operands): Add referenced vars
585 before calling mark_symbols_for_renaming, not after it.
587 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
589 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
590 (OVERRIDE_OPTIONS): Likewise.
592 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
593 Andrew Stubbs <ams@codesourcery.com>
594 Gunnar Von Boehn <gunnar@genesi-usa.com>
597 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
598 the shorter LEA insn over ADD.L where possible.
600 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
602 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
603 systems, which are assumend to always provide SSP-support in glibc.
604 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
606 * configure: Regenerate.
608 2008-11-14 Jakub Jelinek <jakub@redhat.com>
611 * function.c (gimplify_parameters): For callee copies parameters,
612 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
614 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
617 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
618 x86 parts into the `i[34567]86-*-linux*' and parts that are
619 independent of the processor architecture into the `*-*-linux*' cases.
620 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
621 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
622 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
623 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
624 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
625 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
626 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
628 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
630 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
631 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
632 (ls2_idiv): Likewise idiv3.
633 (ls2_prefetch): New reservation.
634 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
635 * config/mips/mips.md (type): Add imul3nc and idiv3.
636 (length): Handle idiv3.
637 (any_mod): New code_iterator.
638 (u): Handle MOD and UMOD.
639 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
640 (prefetch): Handle TARGET_LOONGSON_2EF.
642 2008-11-13 Jakub Jelinek <jakub@redhat.com>
645 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
646 (prune_unused_types_walk): Call it for non-perennial local classes.
647 Set die_mark to 2 if recursing on children. If die_mark is 1 on
648 entry, just set it to 2 and recurse on children, don't walk attributes
651 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
653 * c-common.c (warn_about_parentheses): Add missing whitespace
656 2008-11-13 Paul Brook <paul@codesourcery.com>
658 * doc/invoke.texi: Document --fix-cortex-m3.
659 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
660 Cortex-M3 cpu is selected.
661 (output_move_double): Avoid overlapping base register and first
662 destination register when fix_cm3_ldrd.
663 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
665 2008-11-13 Jakub Jelinek <jakub@redhat.com>
668 * gimple.h (gimple_range_check_failed): Remove prototype.
669 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
671 (gimple_range_check_failed): Removed.
673 2008-11-13 Andrew Haley <aph@redhat.com>
676 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
679 2008-11-12 Jakub Jelinek <jakub@redhat.com>
683 2007-05-07 Mike Stump <mrs@apple.com>
684 * doc/invoke.texi (Warning Options): Document that -Wempty-body
685 also checks for and while statements in C++.
687 2008-11-12 Dodji Seketeli <dodji@redhat.com>
690 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
691 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
692 - which clones are reachable - as "abstract and needed".
693 * cgraph.c (cgraph_release_function_body): If a node is
694 "abstract and needed", do not release its DECL_INITIAL() content
695 that will be needed to emit debug info.
697 2008-11-12 Steve Ellcey <sje@cup.hp.com>
700 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
701 to set HAVE_GETIPINFO.
702 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
703 * configure: Regenerate.
704 * config.in: Regenerate.
706 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
709 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
711 2008-11-12 Jakub Jelinek <jakub@redhat.com>
714 2008-10-21 Jakub Jelinek <jakub@redhat.com>
715 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
717 2008-11-12 Jason Merrill <jason@redhat.com>
720 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
723 2008-11-12 Anatoly Sokolov <aesok@post.ru>
725 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
726 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
728 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
729 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
731 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
733 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
734 packed-stack special handling.
735 (FRAME_ADDR_RTX): Add definition.
737 2008-11-12 Jakub Jelinek <jakub@redhat.com>
740 * fold-const.c (native_encode_string): New function.
741 (native_encode_expr): Use it for STRING_CST.
743 2008-11-12 DJ Delorie <dj@redhat.com>
745 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
746 insns if the intermediate value will be used later.
748 2008-11-12 Andreas Schwab <schwab@suse.de>
750 * config/m68k/m68k.c (print_operand): Mask off extra extension
751 bits when writing out the representation of real values.
753 2008-11-12 Ira Rosen <irar@il.ibm.com>
755 PR tree-optimization/38079
756 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
759 2008-11-12 Jakub Jelinek <jakub@redhat.com>
762 * c-pretty-print.c (pp_c_complex_expr): New function.
763 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
766 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
767 than INNER and INNER is a constant, forcibly align INNER as much
770 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
772 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
774 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
776 PR rtl-optimization/37363
777 * simplify-rtx.c (simplify_plus_minus): Don't create
778 (const (minus ...)) expresisons.
780 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
782 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
785 2008-11-10 Catherine Moore <clm@codesourcery.com>
787 * config.gcc (mips64vrel-*-elf*): Include the tm_file
789 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
790 (BASE_DRIVER_SELF_SPECS): Remove.
791 (DRIVER_SELF_SPECS): New definition.
792 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
793 BASE_DRIVER_SELF_SPECS.
794 * config/mips/sde.h: Likewise.
795 * config/mips/iris6.h: Likewise.
796 * config/mips/vr.h: Likewise.
797 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
799 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
801 PR rtl-optimizations/37948
802 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
803 (ira_create_copy, ira_add_allocno_copy): New parameter.
805 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
806 to ira_add_allocno_copy.
807 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
808 parameter to process_regs_for_copy.
809 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
810 Fix typo in passing second allocno to ira_add_allocno_copy.
812 * ira-color.c (update_conflict_hard_regno_costs): Use head of
813 coalesced allocnos list.
814 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
816 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
817 (add_ira_allocno_to_ordered_bucket): Rename to
818 add_allocno_to_ordered_bucket.
819 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
820 head of coalesced allocnos list.
821 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
822 Check that it is aready calculated.
823 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
824 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
826 (coalesce_allocnos): Do extended coalescing too.
828 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
829 parameter to ira_add_allocno_copy.
831 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
833 (print_copy): Print copy origination too.
835 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
838 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
840 PR rtl-optimization/37514
841 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
842 flag_ira_share_spill_slots to 2 if it's already non-zero.
843 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
844 flag_ira_share_spill_slots is 2.
846 2008-11-10 Kevin Buettner <kevinb@redhat.com>
848 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
849 (prologue_enter_32): Set FB to SP - 4.
851 2008-11-10 DJ Delorie <dj@redhat.com>
853 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
854 constraint for single-bit-clear in lower byte of HI constant, vs
855 Imb which just ignores the upper byte.
856 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
857 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
858 (iorhi3_16): Check for single bit set, not single bit clear.
860 2008-11-10 Janis Johnson <janis187@us.ibm.com>
862 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
864 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
866 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
868 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
869 values living in memory and use more precise alignment information.
871 2008-11-10 Jakub Jelinek <jakub@redhat.com>
874 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
875 after __mf_check call if the call must end a bb.
877 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
881 * combine.c (force_to_mode): Do not process vector types.
883 * rtlanal.c (nonzero_bits1): Do not process vector types.
884 (num_sign_bit_copies1): Likewise.
886 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
888 * config/i386/gnu.h: Add copyright and licensing header.
889 * config/gnu.h: Likewise.
891 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
893 * fwprop.c (fwprop_done): Call df_remove_problem.
895 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
898 * tree-scalar-evolution.c (instantiate_scev_1): Return
899 chrec_dont_know for VL_EXP_CLASS_P.
901 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
903 * reg-stack.c (reg_to_stack): Add missing braces in memset
906 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
908 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
909 (NO_PROFILE_COUNTERS): New define.
911 2008-11-06 David Edelsohn <edelsohn@gnu.org>
914 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
916 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
919 * config/sparc/constraints.md (D): New.
920 * config/sparc/predicates.md (const_double_or_vector_operand): New.
921 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
923 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
924 Use the 'D' constraint in addition to 'F' in some alternatives.
925 (DF splitter): Generalize for V64mode.
926 * doc/md.texi (SPARC): Document the 'D' constraint.
928 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
930 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
932 2008-11-06 Ben Elliston <bje@au.ibm.com>
934 * gcc.c: Remove ancient comment about a bug in Sun cc.
936 2008-11-05 Janis Johnson <janis187@us.ibm.com>
938 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
940 2008-11-06 Ben Elliston <bje@au.ibm.com>
942 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
944 2008-11-06 Ben Elliston <bje@au.ibm.com>
946 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
949 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
952 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
955 2008-11-05 Martin Jambor <mjambor@suse.cz>
958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
959 pointer arithmetics into array_ref if the array is accessed
960 through an indirect_ref.
962 2008-11-05 Richard Guenther <rguenther@suse.de>
965 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
966 qualified pointer conversion before stripping qualifiers.
967 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
968 * tree-flow.h (may_propagate_address_into_dereference): Declare.
969 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
972 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
973 properly canonicalize binary ops.
974 (forward_propagate_addr_expr_1): Use
975 may_propagate_address_into_dereference.
977 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
980 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
981 Initialize uninitialized input registers with a NaN.
983 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
987 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
989 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
993 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
994 exits and conditions.
995 * testsuite/gcc.dg/graphite/pr37943.c: New.
997 2008-11-04 Jakub Jelinek <jakub@redhat.com>
998 Andrew Pinski <andrew_pinski@playstation.sony.com>
1001 * c-common.c (warn_for_sign_compare): For complex result_type
1002 use component's type.
1004 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1006 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1008 * print-tree.c (print_node): Don't print DECL_INITIAL
1012 * c-common.c (parse_optimize_options): Save and restore
1013 flag_strict_aliasing around decode_options call.
1015 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1017 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1018 (host_detect_local_cpu): Use it instead of casted strings to
1019 compare vendor signatures.
1021 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1024 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1025 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1027 2008-11-03 Catherine Moore <clm@codesourcery.com>
1029 * config/mips.c (mips_conditional_register_usage): Handle the
1030 DSP control register.
1031 * doc/extend.texi: Document the DSP control register.
1033 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1034 Jakub Jelinek <jakub@redhat.com>
1036 * omp-low.c (expand_omp_for_generic): If iter_type has different
1037 precision than type and type is a pointer type, cast n1 and n2
1038 first to an integer type with the same precision as pointers
1039 and only afterwards to iter_type.
1041 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1043 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1044 (UNSPEC_GOTSYM_OFF): New unspec.
1045 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1046 (pic_add_dot_plus_eight): Likewise.
1047 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1048 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1049 UNSPEC_PIC_BASE operands.
1050 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1051 (arm_output_addr_const_extra): Handle it.
1053 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1055 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1056 integer class to full integer class if the offset is not word-aligned.
1058 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1061 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1063 (doloop_optimize): Update call to doloop_modify.
1065 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1067 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1069 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1072 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1073 gcc_cv_as_cfi_directive.
1074 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1075 merging read-only and read-write sections or assembler emits
1076 read-write .eh_frame sections.
1077 * configure: Regenerate.
1079 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1082 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1084 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1086 (rs6000_emit_prologue): Invert logic.
1087 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1088 (reg:P 11) instead of match_operand.
1089 (*save_fpregs_<mode>): Likewise.
1090 (*restore_gpregs_<mode>): Likewise.
1091 (*return_and_restore_gpregs_<mode>): Likewise.
1092 (*return_and_restore_fpregs_<mode>): Likewise.
1093 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1094 (reg:P 11) insted of match_operand.
1095 (*restore_gpregs_spe): Likewise.
1096 (*return_and_restore_gpregs_spe): Likewise.
1098 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1100 PR tree-optimization/37684
1101 * gcc.dg/graphite/pr37684.c: New.
1102 * graphite.c (exclude_component_ref): New.
1103 (is_simple_operand): Call exclude_component_ref.
1105 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1107 PR tree-optimization/36908
1108 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1109 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1110 (number_of_rw_in_partition): New.
1111 (partition_contains_all_rw): New.
1112 (ldist_gen): Do not distribute when one of the partitions
1113 contains all the memory operations.
1115 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1117 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1118 EDGE_IRREDUCIBLE_LOOP.
1120 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1122 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1123 where we have one entry point in the loop which isn't the head.
1125 2008-11-03 Richard Guenther <rguenther@suse.de>
1128 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1130 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1133 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1134 for ipa and simple ipa passes.
1136 2008-11-02 Richard Guenther <rguenther@suse.de>
1138 PR tree-optimization/37542
1139 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1140 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1141 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1142 (vn_nary_op_insert_stmt): Likewise.
1143 (visit_use): Likewise.
1145 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1147 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1149 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1150 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1151 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1152 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1153 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1154 peephole2's): Replace unspec with rotate.
1155 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1157 2008-11-02 Richard Guenther <rguenther@suse.de>
1159 PR tree-optimization/37991
1160 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1161 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1162 (set_ssa_val_to): Print if the value changed.
1163 (simplify_binary_expression): Strip useless conversions.
1165 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1168 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1171 2008-11-01 Richard Guenther <rguenther@suse.de>
1174 * builtins.c (fold_builtin_strspn): Return a size_t.
1175 (fold_builtin_strcspn): Likewise.
1177 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1179 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1180 attribute for struct return convention.
1182 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1184 * config/rs6000/crtsavres.asm: Really, really delete.
1186 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1188 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1190 (rs6000_emit_prologue): Invert logic.
1191 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1192 (reg:P 11) instead of match_operand.
1193 (*save_fpregs_<mode>): Likewise.
1194 (*restore_gpregs_<mode>): Likewise.
1195 (*return_and_restore_gpregs_<mode>): Likewise.
1196 (*return_and_restore_fpregs_<mode>): Likewise.
1197 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1198 (reg:P 11) insted of match_operand.
1199 (*restore_gpregs_spe): Likewise.
1200 (*return_and_restore_gpregs_spe): Likewise.
1202 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1204 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1205 list of word switches that take args.
1207 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1209 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1210 (s390_output_pool_entry): Call it through for_each_rtx.
1213 * expr.c (store_constructor): For vectors, if target is a MEM, use
1214 target's MEM_ALIAS_SET instead of elttype alias set.
1216 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1219 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1222 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1225 * config/rs6000/predicates.md (word_offset_memref_operand):
1226 Restructure code and look inside auto-inc/dec addresses.
1228 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1231 * libgcov.c ( __gcov_indirect_call_profiler): Check
1232 TARGET_VTABLE_USES_DESCRIPTORS.
1234 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1236 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1237 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1238 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1239 offset if eliminating soft frame pointer.
1240 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1241 (stack_protect_test_si): Add initial machine description
1242 for Stack Smashing Protector
1244 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1247 * c-common.c (min_precision): Move to...
1248 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1249 * tree.h (tree_int_cst_min_precision): Declare.
1250 * c-common.h (min_precision): Delete declaration.
1251 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1252 multiplication of non-negative integer constants.
1253 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1254 tree_int_cst_min_precision.
1255 (finish_enum): Likewise.
1257 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1260 * convert.c (convert_to_real): Do not optimize conversions of
1261 binary arithmetic operations between binary and decimal
1262 floating-point types. Consider mode of target type in determining
1263 decimal type for arithmetic. Unless
1264 flag_unsafe_math_optimizations, do not optimize binary conversions
1265 where this may change rounding behavior.
1266 * real.c (real_can_shorten_arithmetic): New.
1267 * real.h (real_can_shorten_arithmetic): Declare.
1269 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1271 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1272 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1273 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1275 (must_save_p): For some workarounds, interrupts need to clobber a
1277 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1278 and LC1 for WA_05000257.
1279 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1280 WA_05000283 and WA_05000315.
1281 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1282 (movbi): Add alternative to set CC to 1; improve code for setting
1284 (dummy_load): New pattern.
1286 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1289 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1290 BLKmode for non-memory, convert using a wider MODE_INT mode
1294 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1295 that haven't been removed yet.
1297 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1299 * config/bfin/bfin.c (struct machine_function): New member
1300 has_loopreg_clobber.
1301 (bfin_expand_movmem): Set it when generating memcpy insns.
1302 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1303 expand_epilogue_reg_restore): If we have hardware loops,
1304 memcpy insns (indicated by has_loopreg_clobber) or function
1305 calls, we need to save the loop registers.
1307 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1309 * config/i386/i386.c (core2_cost): Fix typos in comments.
1311 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1314 * combine.c (make_compound_operation): Don't call make_extraction with
1315 non-positive length.
1316 (simplify_shift_const_1): Canonicalize count even if complement_p.
1318 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1320 * convert.c (strip_float_extensions): Do not remove or introduce
1321 conversions between binary and decimal floating-point types.
1323 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1326 * fold-const.c (distribute_bit_expr): Convert common, left and
1327 right arguments to type.
1329 2008-10-28 Nick Clifton <nickc@redhat.com>
1331 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1332 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1333 call_really_used_regs array rather than the call_used_regs array.
1334 (mn10300_get_live_callee_saved_regs, expand_prologue,
1335 expand_epilogue, output_tst): Likewise.
1337 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1340 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1341 (df_get_entry_block_def_set): Neither here.
1342 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1344 PR tree-optimization/37879
1345 * predict.c (tree_estimate_probability): Check if last_stmt is
1346 non-NULL before dereferencing it.
1348 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1350 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1351 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1352 (ira_fast_allocation): Remove the prototype.
1354 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1355 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1356 (color_pass): Modify the updated costs.
1357 (ira_color): Rename to color. Make it static.
1358 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1359 (ira_color): New function.
1361 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1364 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1366 (set_allocno_live, clear_allocno_live, mark_ref_live,
1367 mark_ref_dead): Invalidate corresponding element of
1368 allocno_saved_at_call.
1369 (process_bb_node_lives): Increment last_call_num. Setup
1370 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1371 allocno was already saved.
1372 (ira_create_allocno_live_ranges): Initiate last_call_num and
1373 allocno_saved_at_call.
1375 * ira-build.c (ira_create_allocno): Initiate
1376 ALLOCNO_UPDATED_COVER_CLASS_COST.
1377 (create_cap_allocno, propagate_allocno_info,
1378 remove_unnecessary_allocnos): Remove setting updated costs.
1379 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1381 * ira.c (ira): Don't call ira_fast_allocation.
1383 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1386 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1389 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1391 * ira-int.h (ira_hard_regno_cover_class): New.
1393 * ira-lives.c (mark_reg_live, mark_reg_dead,
1394 process_bb_node_lives): Use ira_hard_regno_cover_class.
1396 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1397 (setup_hard_regno_cover_class): New function.
1398 (ira_init): Call setup_hard_regno_cover_class.
1400 * ira-costs.c (cost_class_nums): Add comment.
1401 (find_allocno_class_costs): Initiate cost_class_nums.
1402 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1404 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1407 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1408 Rename to copy_info_to_removed_store_destinations. Propagate
1409 conflict hard regs and register stack attribute.
1411 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1414 * pa.c (function_arg_padding): Pad complex and vector types
1415 upward in 64-bit runtime.
1416 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1418 2008-10-26 Matthias Klose <doko@ubuntu.com>
1420 * doc/install.texi: Document requirements on antlr.
1422 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1424 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1427 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1430 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1431 is defined, use it to modify the constant offset.
1433 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1435 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1436 and short arguments to the correct location as mandated by the ABI.
1438 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1440 PR rtl-optimization/37769
1441 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1443 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1445 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1446 unwind-dw2-Os-4-200.o.
1448 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1450 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1451 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1453 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1455 PR tree-optimization/36038
1456 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1457 add sizetype IV with initial value zero instead of pointer type.
1459 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1462 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1463 around bit operation.
1464 * profile.c (is_edge_inconsistent): Likewise.
1465 * fold-const.c (truth_value_p): Move from here...
1466 * tree.h (truth_value_p): ... to here.
1467 * c-tree.h (c_expr): Update description of original_code.
1468 * c-typeck.c (parser_build_unary_op): Set original_code.
1469 (parser_build_binary_op): Update call to warn_about_parentheses.
1470 * c-common.c (warn_about_parentheses): Take two additional
1471 arguments of the operands. Use a switch. Quote operators
1472 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1473 Add warning about !x | y and !x & y.
1474 * c-common.h (warn_about_parentheses): Update declaration.
1476 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1478 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1479 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1480 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1482 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1483 (check-%): For test targets listed in lang_checks_parallelized
1484 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1485 run the testing in multiple make goals, possibly parallel, and
1486 afterwards run dg-extract-results.sh to merge the sum and log files.
1488 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1490 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1491 (mips_move_to_gpr_cost): Likewise.
1492 (mips_move_from_gpr_cost): Likewise.
1493 (mips_register_move_cost): Make more fine-grained.
1495 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1497 * graphite.c (graphite_apply_transformations): Check for
1498 -fgraphite-identity.
1499 * toplev.c (process_options): Add graphite_identity.
1500 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1502 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1504 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1505 mulhisihl and mulhisihh builtins.
1507 From Jie Zhang <jie.zhang@analog.com>
1508 * config/bfin/bfin.md (composev2hi): Put operands into vector
1511 2008-10-22 Chao-ying Fu <fu@mips.com>
1513 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1515 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1517 From Mike Frysinger <michael.frysinger@analog.com>
1518 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1519 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1520 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1521 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1522 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1523 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1524 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1525 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1526 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1527 __ADSPBF51x__ for all of them.
1528 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1529 -mcpu bf512, bf514, bf516, and bf518.
1530 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1531 bf512-none, bf514-none, bf516-none, and bf518-none.
1532 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1533 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1534 * doc/invoke.texi (Blackfin Options): Document that
1535 -mcpu now accepts bf512, bf514, bf516, and bf518.
1537 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1540 * fold-const.c (build_range_type): For 1 .. signed_max
1541 range call build_nonstandard_inter_type if signed_type_for
1542 returned a type with bigger precision.
1544 2008-10-22 Richard Guenther <rguenther@suse.de>
1546 * tree.def (COMPLEX_TYPE): Constrain element type.
1547 * tree.c (build_complex_type): Assert that.
1548 * tree-ssa-structalias.c (could_have_pointers): Complex types
1549 cannot have pointers.
1551 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1554 * c-typeck.c (convert_for_assignment): Do not give declaration's
1555 location for builtins. Spell out which type was expected and which
1558 2008-10-22 Nick Clifton <nickc@redhat.com>
1560 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1561 the fdpic register to be a target when running in fdpic mode.
1563 2008-10-22 Rafael Espindola <espindola@google.com>
1565 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1566 newly created statements.
1568 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1571 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1572 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1573 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1575 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1578 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1579 Adjust -mcmodel=medium description for 2005-07-31 changes.
1581 2008-10-22 Jan Hubicka <jh@suse.cz>
1582 Jakub Jelinek <jakub@redhat.com>
1585 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1587 2008-10-21 Richard Henderson <rth@redhat.com>
1590 * emit-rtl.c (get_spill_slot_decl): Export.
1591 * emit-rtl.h (get_spill_slot_decl): Declare.
1592 * var-tracking.c (vt_add_function_parameters): Relax assertion
1593 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1595 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1597 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1598 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1601 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1604 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1605 processed by get_maxval_strlen.
1607 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1610 * tree.c (get_file_function_name): Copy first_global_object_name.
1611 Centralize call to clean_symbol_name.
1613 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1615 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1616 * config/svr4.h (SVR4_ASM_SPEC): New.
1617 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1618 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1620 * doc/invoke.texi (Option Summary): Add -T to linker options.
1621 (Link Options): Document -T.
1623 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1625 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1628 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1631 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1633 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1635 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1638 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1640 * doc/install.texi: Fix typos in previous patch.
1642 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1644 * doc/install.texi: Document in-tree building of gcc and mpfr.
1646 2008-10-19 Richard Guenther <rguenther@suse.de>
1648 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1650 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1653 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1654 (build_enumerator): Convert enumerators that fit in integer to
1657 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1659 * config/i386/i386.md (unnamed peephole2): Do not force memory
1660 operands of arith or logical instructions into registers for
1661 non-TARGET_READ_MODIFY targets.
1663 (ffs_cmove): Change operand 0 predicate to register_operand.
1664 Change operand 1 predicate to nonimmediate_operand.
1666 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1668 2008-10-18 Richard Guenther <rguenther@suse.de>
1670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1671 VIEW_CONVERT_EXPR case against invalid gimple.
1673 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1675 * c-parser.c (c_parser_binary_expression): Silence the
1676 uninitialized variable warning emitted for binary_loc.
1678 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1680 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1683 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1686 * c-typeck.c (build_unary_op): Use omit_one_operand for
1687 IMAGPART_EXPR of real argument.
1689 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1691 PR tree-optimization/37664
1692 * fold-const.c (fold_binary): When optimizing comparison with
1693 highest or lowest type's value, don't consider TREE_OVERFLOW.
1695 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1698 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1699 * coverage.c: Include tm_p.h.
1700 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1701 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1702 dollar signs from PREFIX.
1703 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1704 instead of manual strip_name_encoding.
1706 2008-10-16 Richard Guenther <rguenther@suse.de>
1709 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1710 volatile qualified functions or methods as relevant.
1712 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1714 PR tree-optimization/37525
1715 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1716 sizetype unsigned constants, both in the case of C and bounds.
1718 2008-10-15 Jan Hubicka <jh@suse.cz>
1720 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1722 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1725 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1726 HARD_REGNO_CALL_PART_CLOBBERED.
1728 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1731 * ira-lives.c (mark_early_clobbers): Remove.
1732 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1733 check_and_make_def_conflicts,
1734 make_early_clobber_and_input_conflicts,
1735 mark_hard_reg_early_clobbers): New functions.
1736 (process_bb_node_lives): Call
1737 make_early_clobber_and_input_conflicts and
1738 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1740 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1741 early clobbers of pseudo-registers.
1743 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1746 * ira-build.c (ira_flattening): Recalculate
1747 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1748 from the scratch instead of the propagation.
1750 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1752 * doc/rtl.texi (const_double): Remove the "addr" operand.
1753 Describe CONST_DOUBLE_* macros under const_double rather
1755 (const_fixed): Fix the operand description.
1756 (const): Add an @findex directive.
1757 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1758 after the constant rtl table.
1759 (fix): Combine floating-point and fixed-point descriptions.
1761 * sched-deps.c (sched_analyze_2): Remove reference to
1764 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1766 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1768 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1769 for UNSPEC_GOTSYM_OFFs.
1770 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1771 (add_GOT_to_pic_reg): Use it.
1772 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1774 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1775 Harsha Jagasia <harsha.jagasia@amd.com>
1777 PR tree-optimization/37485
1778 * graphite.c (gmp_cst_to_tree): Moved.
1779 (iv_stack_entry_is_constant): New.
1780 (iv_stack_entry_is_iv): New.
1781 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1782 (loop_iv_stack_insert_constant): New.
1783 (loop_iv_stack_pop): Use new datatpype.
1784 (loop_iv_stack_get_iv): Same.
1785 (loop_iv_stack_get_iv_from_name): Same.
1786 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1787 (loop_iv_stack_patch_for_consts): New.
1788 (loop_iv_stack_remove_constants): New.
1789 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1790 (translate_clast): Call loop_iv_stack_patch_for_consts and
1791 loop_iv_stack_remove_constants.
1792 (gloog): Use new datatype. Redirect construction edge to end
1793 block to avoid accidental deletion.
1794 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1796 (union iv_stack_entry_data): New. Data in iv stack entry.
1797 (struct iv_stack_entry): New. Datatype for iv stack entries.
1799 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1801 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1802 * graphite.c (free_scop): Same.
1803 (build_scops): Same.
1804 (free_scattering): New.
1805 (build_cloog_prog): Call free_scattering.
1806 (patch_phis_for_virtual_defs): Fix memleak.
1807 (graphite_trans_bb_strip_mine): Same.
1808 (limit_scops): Same.
1810 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1811 Harsha Jagasia <harsha.jagasia@amd.com>
1813 PR tree-optimization/37828
1814 * graphite.c (graphite_trans_loop_block): Do not loop block
1815 single nested loops.
1817 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1819 PR tree-optimization/37686
1820 * tree-loop-linear.c (linear_transform_loops): Build a
1821 loop nest vector. Pass it to lambda_compute_access_matrices.
1822 * tree-data-ref.h (struct access_matrix): Store the loop nest
1823 relative to which it encodes the information.
1824 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1825 (am_vector_index_for_loop): Reimplemented: iterate over the
1826 loop nest for finding the loop index in the access matrix.
1827 (lambda_compute_access_matrices): Update declaration.
1828 * lambda-code.c (build_access_matrix): Pass the loop nest and
1830 (lambda_compute_access_matrices): Same.
1832 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1834 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1835 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1836 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1837 already implies hard float. Also fix several insn condition
1838 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1840 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1843 Based on patches by Laurent Vivier.
1844 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1845 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1846 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1847 dollar sign to underscore.
1848 (ASM_OUTPUT_EXTERNAL): Same.
1849 (ASM_OUTPUT_LABELREF): New.
1850 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1852 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1853 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1854 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1855 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1857 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1859 PR tree-optimization/36881
1860 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1861 that each value doesn't need runtime relocations, for !flag_pic
1862 check that each value is just a valid initializer constant.
1864 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1866 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1867 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1868 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1869 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1871 (REG_CLASS_NAMES): Update accordingly.
1872 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1873 rather than an unpredictable descriptive string.
1874 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1875 (mips_register_move_cost): Check for specific COP*_REGS classes,
1876 instead of ALL_COP_AND_GR_REGS.
1877 (mips_ira_cover_classes): New function.
1878 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1879 (TARGET_IRA_COVER_CLASSES): Define.
1881 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1884 * tree.c (build_type_attribute_qual_variant): Hash on the
1885 unqualified type, and don't overwrite an existing
1886 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1887 allow distinguishing between wchar_t and its underlying type. This
1888 also means that we'll retain a little more typedef information.
1890 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1891 Dmitry Melnik <dm@ispras.ru>
1892 Dmitry Zhurikhin <zhur@ispras.ru>
1893 Alexander Monakov <amonakov@ispras.ru>
1894 Maxim Kuvyrkov <maxim@codesourcery.com>
1896 * target.h (struct gcc_target): Update prototypes of needs_block_p
1898 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1899 * sel-sched.c (create_speculation_check): Likewise.
1900 * doc/tm.texi: Provide documentation for new target hooks.
1902 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1903 (ia64_gen_spec_insn): Removed.
1904 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1905 ia64_gen_spec_check): New static functions.
1906 (ia64_alloc_sched_context, ia64_init_sched_context,
1907 ia64_set_sched_context, ia64_clear_sched_context,
1908 ia64_free_sched_context, ia64_get_insn_spec_ds,
1909 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1910 (ia64_needs_block_p): Change prototype.
1911 (ia64_gen_check): Rename to ia64_gen_spec_check.
1912 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1913 into declaration, add special memory dependencies handling.
1914 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1915 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1916 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1917 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1918 Define new target hooks.
1919 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1920 (ia64_optimization_options): Turn on selective scheduling with -O3,
1921 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1922 default with selective scheduling.
1923 (ia64_override_options): Initialize align_loops and align_functions
1924 to 32 and 64, respectively. Set global selective scheduling flags
1925 according to target-dependent flags.
1926 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1927 (group_barrier_needed): Use new mstop-bit-before-check flag.
1929 (dfa_state_size): Make global.
1930 (spec_check_no, max_uid): Remove.
1931 (mem_ops_in_group, current_cycle): New variables.
1932 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1933 Initialize new variables.
1934 (is_load_p, record_memory_reference): New functions.
1935 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1937 (ia64_variable_issue): Change use of current_sched_info to
1938 sched_deps_info. Update comment. Note if a load or a store is issued.
1939 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1940 advance if maximal number of loads or stores was issued on current
1942 (scheduled_good_insn): New static helper function.
1943 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1944 a group barrier is needed. Fix vertical spacing. Guard the code
1945 doing state transition with last_scheduled_insn check.
1946 Mark that a stop bit should be before current insn if there was a
1947 cycle advance. Update current_cycle and mem_ops_in_group.
1948 (ia64_h_i_d_extended): Change use of current_sched_info to
1949 sched_deps_info. Reallocate stops_p by larger chunks.
1950 (struct _ia64_sched_context): New structure.
1951 (ia64_sched_context_t): New typedef.
1952 (ia64_alloc_sched_context, ia64_init_sched_context,
1953 ia64_set_sched_context, ia64_clear_sched_context,
1954 ia64_free_sched_context): New static functions.
1955 (gen_func_t): New typedef.
1956 (get_spec_load_gen_function): New function.
1957 (SPEC_GEN_EXTEND_OFFSET): Declare.
1958 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1959 (get_mode_no_for_insn): Change the condition that prevents use of
1960 special hardware registers so it can now handle pseudos.
1961 (get_spec_unspec_code): New function.
1962 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1963 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1964 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1965 during selective scheduling.
1966 (ia64_speculate_insn): Use ds_get_speculation_types when
1967 determining whether we need to change the pattern.
1968 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1969 (ia64_spec_check_src_p): Support new speculation/check codes.
1970 (struct bundle_state): New field.
1971 (issue_nops_and_insn): Initialize it.
1972 (insert_bundle_state): Minimize mid-bundle stop bits.
1973 (important_for_bundling_p): New function.
1974 (get_next_important_insn): Use important_for_bundling_p.
1975 (bundling): When shifting TImode from unimportant insns, ignore
1976 also group barriers. Assert that best state is found before
1977 the backward bundling pass. Print number of mid-bundle stop bits.
1978 Minimize mid-bundle stop bits. Check correct calculation of
1979 mid-bundle stop bits.
1980 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1981 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1983 (sel2_run): New variable.
1984 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1985 selective scheduling pass instead of schedule_ebbs.
1987 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1988 (UNSPEC_LDS_A): New UNSPEC.
1989 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1990 movti_internal, movsf_internal, movdf_internal,
1991 movxf_internal): Make visible. Add speculable* attributes.
1992 (output_c_nc): New mode attribute.
1993 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1994 mov<mode>_nc, zero_extend<mode>di2_nc,
1995 advanced_load_check_nc_<mode>): New insns.
1996 (zero_extend*): Add speculable* attributes.
1998 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1999 (msched-stop-bits-after-every-cycle): Likewise.
2000 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2002 (msched-spec-verbose): Remove.
2003 (msched-prefer-non-data-spec-insns,
2004 msched-prefer-non-control-spec-insns,
2005 msched-count-spec-in-critical-path,
2006 msel-sched-dont-check-control-spec): Use Target Report Var
2007 instead of Common Report Var.
2009 * config/ia64/itanium2.md: Remove incorrect bypass.
2011 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2013 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2016 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2017 and -fhelp=separate.
2019 2008-10-14 Ben Elliston <bje@au.ibm.com>
2021 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2023 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2025 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2028 2008-10-13 Matthias Klose <doko@ubuntu.com>
2030 * config/pa/linux-atomic.c: Work around missing header file
2031 for hppa64-linux-gnu targets.
2033 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2034 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2035 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2036 Grace Cao <grace_cao@playstation.sony.com>
2038 * doc/invoke.texi (-mgen-cell-microcode): Document.
2039 (-mwarn-cell-microcode): Document.
2040 * cfglayout.c (locator_location): Export.
2041 * rtl.h (locator_location): Define prototype.
2042 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2044 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2045 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2046 (mwarn-cell-microcode): New option.
2047 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2048 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2049 cell and not already set.
2050 Turn off string instructions if not generating cell microcode.
2051 (rs6000_final_prescan_insn): New function that warns about microcoded
2053 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2054 * config/rs6000/rs6000.md
2055 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2056 the instruction would have been microcoded on the Cell. Set
2057 cell_micro to always on unnamed patterns for the string instructions.
2058 (cell_micro): Update definition, remove load/store conditional
2060 (sign_extend:DI): Define new pattern for non microcoded version.
2061 (sign_extend:SI): Likewise.
2062 (compare (div:P)): Set cell_micro to not.
2063 (andsi3): Define as an expand.
2064 (andsi3_mc): New pattern.
2065 (andsi3_nomc): New pattern.
2066 (andsi3_internal0_nomc): New pattern.
2067 (andsi3_internal2): Rename to ...
2068 (andsi3_internal2_mc): this and enable iff generating microcode.
2069 (andsi3_internal3): Rename to ...
2070 (andsi3_internal3_mc): this and enable iff generating microcode.
2071 (andsi3_internal4): Enable iif generating microcode.
2072 (andsi3_internal5): Rename to ..
2073 (andsi3_internal5_mc): this and enable iff generating microcode.
2074 (andsi3_internal5_nomc): New pattern.
2075 (extzvdi_internal1): Enable iff generating microcode.
2076 (extzvdi_internal2): Likewise.
2077 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2078 (anddi3): Change to expand.
2079 (anddi3_mc): Rename from anddi3.
2080 (anddi3_no_mc): New pattern.
2081 (anddi3_internal2): Rename to ..
2082 (anddi3_internal2_mc): this and enable iff generating microcode.
2083 (anddi3_internal2_nomc): New pattern.
2084 (anddi3_internal3): Rename to ..
2085 (anddi3_internal3_mc): this and enable iff generating microcode.
2086 (anddi3_internal3_nomc): New pattern.
2087 (movti_string): Set cell_micro to always if TARGET_STRING.
2088 (stmsi8): Set cell_micro to always.
2094 (stmsi8_power): Likewise.
2095 (stmsi7_power): Likewise.
2096 (stmsi6_power): Likewise.
2097 (stmsi5_power): Likewise.
2098 (stmsi4_power): Likewise.
2099 (stmsi3_power): Likewise.
2100 (movsi_update2): Enable iff generating microcode.
2101 (movhi_update3): Likewise.
2102 (lmw): Set cell_micro to always.
2104 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2106 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2107 * config/s390/s390.c (machine_function): Remove
2108 decomposed_literal_pool_addresses_ok_p.
2109 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2110 the difference of two labels.
2111 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2112 (s390_pool_offset): New function.
2113 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2114 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2116 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2118 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2119 (powerpc*-*-linux-gnu*): Describe.
2120 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2121 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2122 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2123 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2124 config/rs6000/e500crtres32gpr.asm,
2125 config/rs6000/e500crtres64gpr.asm,
2126 config/rs6000/e500crtres64gprctr.asm,
2127 config/rs6000/e500crtrest32gpr.asm,
2128 config/rs6000/e500crtrest64gpr.asm,
2129 config/rs6000/e500crtresx32gpr.asm,
2130 config/rs6000/e500crtresx64gpr.asm,
2131 config/rs6000/e500crtsav32gpr.asm,
2132 config/rs6000/e500crtsav64gpr.asm,
2133 config/rs6000/e500crtsav64gprctr.asm,
2134 config/rs6000/e500crtsavg32gpr.asm,
2135 config/rs6000/e500crtsavg64gpr.asm,
2136 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2137 * config/rs6000/crtsavres.asm: Really remove.
2139 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2142 * c-format.c (convert_format_name_to_system_name): Use
2143 TARGET_OVERRIDES_FORMAT_INIT.
2144 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2145 * config/i386/mingw.opt: New.
2146 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2147 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2148 (ms_printf_length_specs): Removed const specifier.
2149 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2150 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2152 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2154 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2155 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2157 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2160 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2161 sure that ref has valid bb.
2163 2008-10-12 Richard Henderson <rth@redhat.com>
2166 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2167 * alias.c (value_addr_p, stack_addr_p): Remove.
2168 (nonoverlapping_memrefs_p): Remove IRA special case.
2169 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2170 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2171 * reload1.c (alter_reg): Use it.
2173 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2175 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2176 of registers instead of eax, ebx, ecx and edx. Use for loop
2177 and check register for non-zero value before the call
2178 to decode_caches_intel.
2180 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2182 PR rtl-optimization/37448
2183 * df.h: (df_ref_class): New enum.
2184 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2185 (struct df_ref): Replaced with union df_ref_d.
2186 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2187 New members of df_ref_d union.
2188 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2189 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2190 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2191 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2192 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2193 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2194 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2195 (df_scan_bb_info, df_bb_regno_first_def_find,
2196 df_bb_regno_last_def_find, df_find_def, df_find_use,
2197 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2198 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2199 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2200 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2201 Replaced struct df_ref * with df_ref.
2202 * df-scan.c (df_collection_rec, df_null_ref_rec,
2203 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2204 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2205 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2206 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2207 df_reorganize_refs_by_reg_by_reg,
2208 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2209 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2210 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2211 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2212 df_bb_refs_record, df_exit_block_uses_collect,
2213 df_record_exit_block_uses, df_reg_chain_mark,
2214 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2215 df_ref * with df_ref.
2216 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2217 df_ref_class parameter.
2218 (df_scan_problem_data): Added new pools for different types of refs.
2219 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2220 df_ref_create_structure): Processed new ref pools.
2221 (df_scan_start_dump): Added counts of refs and insns.
2222 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2223 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2224 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2225 code to pass df_ref_class down to ref creation functions.
2226 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2227 df_reg_chain_mark): Use macros to hide references to df_refs.
2228 (df_ref_chain_change_bb): Removed.
2229 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2230 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2231 Enhanced to understand df_ref union structure.
2232 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2233 all_uses_available_at, update_df, try_fwprop_subst,
2234 forward_propagate_subreg, forward_propagate_and_simplify,
2235 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2236 df_ref * with df_ref.
2237 (use_killed_between, all_uses_available_at): Use macros to hide
2238 references to df_refs.
2239 * regstat.c (regstat_bb_compute_ri,
2240 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2242 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2243 see_handle_relevant_refs, see_analyze_one_def,
2244 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2245 struct df_ref * with df_ref.
2246 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2247 global_conflicts): Replaced struct df_ref * with df_ref.
2248 * ddg.c (create_ddg_dep_from_intra_loop_link,
2249 add_cross_iteration_register_deps, build_inter_loop_deps):
2250 Replaced struct df_ref * with df_ref.
2251 (create_ddg_dep_from_intra_loop_link,
2252 add_cross_iteration_register_deps): Use macros to hide references
2254 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2255 df_ref * with df_ref.
2256 * df-core.c (df_bb_regno_first_def_find,
2257 df_bb_regno_last_def_find, df_find_def, df_find_use,
2258 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2259 debug_df_ref): Replaced struct df_ref * with df_ref.
2260 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2261 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2263 * web.c (union_defs, entry_register, replace_ref, web_main):
2264 Replaced struct df_ref * with df_ref.
2265 (union_defs, replace_ref): Use macros to hide references to df_refs.
2266 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2267 Replaced struct df_ref * with df_ref.
2268 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2269 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2270 Replaced struct df_ref * with df_ref.
2271 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2272 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2274 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2275 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2276 df_compute_accessed_bytes_strict_low_part,
2277 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2278 Replaced struct df_ref * with df_ref.
2279 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2280 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2281 df_ref * with df_ref.
2282 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2283 check_dependency, check_dependencies, record_uses): Replaced
2284 struct df_ref * with df_ref.
2285 (invariant_for_use, check_dependency): Use macros to hide
2286 references to df_refs.
2287 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2288 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2289 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2290 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2291 references to df_refs.
2292 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2294 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2295 * df-problems.c (df_rd_bb_local_compute_process_def,
2296 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2297 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2298 df_chain_remove_problem, df_chain_create_bb_process_use,
2299 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2300 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2301 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2302 df_byte_lr_simulate_artificial_refs_at_top,
2303 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2304 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2305 df_simulate_uses, df_simulate_artificial_refs_at_end,
2306 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2308 (df_chain_dump): Use macros to hide references to df_refs.
2309 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2310 df_ref * with df_ref.
2311 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2312 mark_artificial_uses, mark_reg_dependencies,
2313 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2315 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2317 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2319 (array_ref_element_size): Likewise.
2320 (array_ref_low_bound): Likewise.
2321 (array_ref_up_bound): Likewise.
2322 * expr.c (contains_packed_reference): Likewise.
2323 (array_ref_element_size): Likewise.
2324 (array_ref_low_bound): Likewise.
2325 (array_ref_up_bound): Likewise.
2326 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2327 with ARRAY_RANGE_REF.
2328 (idx_find_step): Likewise.
2329 (idx_record_use): Likewise.
2330 (strip_offset_1): Likewise.
2331 (idx_remove_ssa_names): Likewise.
2333 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2334 Andi Kleen <ak@linux.intel.com>
2336 * config/i386/cpuid.h (__cpuid_count): New defines.
2337 * config/i386/driver-i386.c (struct cache_desc): New structure.
2338 (describe_cache): Use struct cache_desc to pass cache descriptions.
2339 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2340 (detect_caches_amd): Use struct cache_desc to describe caches.
2341 (decode_caches_intel): Use struct cache_desc to pass cache
2342 descriptions. Update descriptions to match latest (rev -032,
2343 December 2007) CPUID documentation. Do not check valid bit here.
2344 Check for Xeon MP value 0x49 problems.
2345 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2346 Check valid bit before calling decode_caches_intel. Detect number
2347 of times to repeat CPUID instruction.
2348 (detect_caches_cpuid4): New function.
2349 (detect_caches_intel): Depending on max_level, call
2350 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2351 only when other methods fail to provide valid L2 cache description.
2353 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2356 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2357 it to PIC call patterns.
2358 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2359 code generation and attributes from pattern. Change peephole2 to
2360 split for noreturn case. Revise split pattern for non noreturn case.
2361 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2362 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2363 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2366 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2368 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2369 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2371 (divdf3): Reformat long line.
2373 2008-10-11 Michael J. Eager <eager@eagercon.com>
2375 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2377 (rs6000_handle_option): Process -mfpu options.
2378 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2379 (enum fpu_type_t): New.
2380 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2381 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2383 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2384 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2385 * config/rs6000/rs6000.opt (-mfpu): New.
2386 (-mxilinx-fpu): New.
2387 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2388 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2389 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2390 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2391 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2393 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2396 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2397 LO_SUM on Darwin if mode has just one unit.
2399 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2402 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2403 has been optimized out.
2405 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2407 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2408 instead of PIC_DIRECT_ADDR_P.
2409 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2410 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2411 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2412 (PIC_OFFSET_P): Rename to...
2413 (PCREL_SYMOFF_P): ...this.
2414 (PIC_DIRECT_ADDR_P): Delete.
2415 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2417 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2418 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2419 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2420 * config/sh/sh.c (print_operand): Remove CONST handling.
2421 (unspec_caller_rtx_p): Rewrite to use split_const and check
2422 the operands of UNSPEC bases.
2423 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2424 with (unspec [A B] UNSPEC_SYMOFF).
2425 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2426 UNSPEC_PCREL_SYMOFF.
2427 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2428 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2429 (UNSPEC_EXTRACT_U16): Likewise.
2430 (UNSPEC_SYMOFF): Likewise.
2431 (UNSPEC_PCREL_SYMOFF): Likewise.
2432 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2434 (movsi_const_16bit): Likewise.
2435 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2436 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2437 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2438 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2439 with (unspec [A B] UNSPEC_SYMOFF).
2440 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2441 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2442 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2443 (Csu): Likewise UNSPEC_EXTRACT_U16.
2444 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2445 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2447 2008-10-10 Stepan Kasal <skasal@redhat.com>
2449 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2450 for loop strip mining and loop blocking.
2452 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2454 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2455 vary types depending on debug info.
2457 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2459 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2460 before ensuring it's already computed.
2462 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2464 * rtl.h (locator_eq): New decl.
2465 * cfglayout.c (locator_scope): New function.
2466 (insn_scope): Use it.
2467 (locator_eq): New function.
2468 (fixup_reorder_chain): Search for last insn in src bb
2469 that has locator set or first insn in dest bb. Use
2470 locator_eq instead of == to compare locators.
2471 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2472 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2473 == to compare locators.
2475 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2477 * gimple-low.c (lower_function_body, lower_gimple_return,
2478 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2479 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2480 goto_block on edges if goto_locus is known.
2483 * tree.h (get_object_alignment): Declare.
2484 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2485 get_object_alignment if needed.
2486 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2488 (get_object_alignment): ... here. New function. Try harder to
2489 determine alignment from get_inner_reference returned offset.
2491 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2493 * graphite.c (gloog): Don't call find_unreachable_blocks
2494 before delte_unreachable_blocks.
2496 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2497 goto_locus of true_edge into RTL locator.
2499 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2502 (*jcc_btdi_mask_rex64): Ditto.
2504 (*jcc_btsi_mask): Ditto.
2505 (*jcc_btsi_1): Ditto.
2506 (*jcc_btsi_mask_1): Ditto.
2508 2008-10-08 Paul Brook <paul@codesourcery.com>
2510 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2511 compatible profiler (__gnu_mcount_nc).
2512 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2514 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2516 * config/i386/i386.c (initial_ix86_tune_features): Add
2517 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2518 * config/i386/i386.h (ix86_tune_indices): Likewise.
2519 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2521 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2522 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2523 for FP to FP splitters.
2525 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2527 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2530 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2534 PR rtl-optimization/37341
2535 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2536 to ORIG_BB, pass through ORIG_BB recursively.
2537 (cse_condition_code_reg): Adjust caller.
2539 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2541 * sdbout.c (sdbout_one_type): Treat the value type
2542 CONST_DECL for enumerals.
2544 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2546 * config/i386/i386.md: Remove trailing white spaces.
2548 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2550 PR rtl-optimization/37448
2551 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2552 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2554 (struct output_info) [count]: Renamed total_created and made
2556 (struct output_info) [size]: Renamed total_allocated and made
2558 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2559 Properly keep track of desc->size.
2560 (print_statistics, dump_alloc_pool_statistics): Enhance the
2561 printing of statistics to print the number of elements and to use
2564 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2567 * opts.h (CL_SAVE): Move up to flags range.
2568 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2569 CL_COMMON): Renumber.
2570 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2571 * opts.c (common_handle_option): Revert last change.
2573 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2575 * config/i386/i386-protos.h (ix86_schedule): New.
2577 * config/i386/i386.c (ix86_schedule): New.
2578 (override_options): Add schedule to processor_alias_table. Set
2579 ix86_schedule from the schedule field in processor_alias_table.
2580 (ix86_function_specific_save): Save ix86_schedule.
2581 (ix86_function_specific_restore): Restore ix86_schedule.
2583 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2584 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2587 * config/i386/i386.opt: Add schedule.
2589 * config/i386/ppro.md: Remove generic32.
2591 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2594 * expr.c (count_type_elements): Handle ERROR_MARK.
2596 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2601 * basic-block.h (struct edge_def): Add goto_block field.
2602 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2603 one insn with locus corresponding to edge's goto_locus if !optimize.
2604 * profile.c (branch_prob): Copy edge's goto_block.
2605 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2607 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2608 locator in between the merged basic blocks if !optimize and needed.
2609 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2610 goto_locus into RTL locator. For unconditional jump use that
2611 locator for the jump insn.
2612 (expand_gimple_cond): Convert goto_block and goto_locus into
2613 RTL locator for all remaining edges. For unconditional jump
2614 use that locator for the jump insn.
2615 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2616 there is more than one edge or insn locator along the forwarding
2617 edges and !optimize. If there is just one, set e->goto_locus.
2618 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2620 (move_block_to_fn): Adjust edge's goto_block.
2622 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2625 * expmed.c (expand_mult): Properly check DImode constant in
2628 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2631 * dwarf2out.c (common_block_die_table): New variable.
2632 (common_block_die_table_hash, common_block_die_table_eq): New
2634 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2635 COMMON block in the current scope rather than globally. Optimize
2636 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2637 DW_OP_addr SYMBOL_REF+off.
2639 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2641 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2642 Return true for non-addressable GIMPLE operands.
2644 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2647 * config/i386/i386.c (initial_ix86_tune_features): Remove
2648 X86_TUNE_USE_BIT_TEST.
2649 * config/i386/i386.h (ix86_tune_indices): Likewise.
2650 (TARGET_USE_BIT_TEST): Removed.
2652 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2654 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2656 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2658 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2659 (mul<mode>3_mul3): ... into this new template.
2661 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2663 * gimplify.c (gimplify_arg): Add location argument. Use it.
2664 (gimplify_call_expr): Pass location to gimplify_arg.
2665 (gimplify_modify_expr_to_memcpy): Same.
2666 (gimplify_modify_expr_to_memset): Same.
2668 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2670 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2671 Update calls to build_unary_op and build_indirect_ref for location
2674 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2677 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2678 * c-typeck.c (array_to_pointer_conversion): Pass location to
2680 (function_to_pointer_conversion): Use error_at and warning_at.
2681 (build_indirect_ref): Same.
2682 (build_array_ref): Pass location to build_binary_op.
2683 (parser_build_unary_op): Do not set location after calling
2685 (build_unary_op): Add location argument. Use it throughout. Set
2686 EXPR_LOCATION before returning new tree.
2687 (build_modify_expr): Same.
2688 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2690 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2691 build_indirect_ref, build_modify_expr.
2692 (c_finish_omp_for): Same. Use error_at instead of error.
2693 * c-common.c (c_common_truthvalue_conversion): Pass location to
2695 (warn_for_div_by_zero): Add location argument.
2696 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2697 build_unary_op, warn_for_div_by_zero.
2698 * c-parser.c (c_parser_typeof_specifier): Use
2699 protected_set_expr_location.
2700 (c_parser_statement_after_labels): Same.
2701 (c_parser_condition): Same.
2702 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2703 (c_parser_conditional_expression): Use protected_set_expr_location.
2704 (c_parser_unary_expression): Pass location to build_indirect_ref.
2705 (c_parser_postfix_expression_after_primary): Pass location to
2706 build_indirect_ref, build_unary_op.
2707 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2709 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2711 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2712 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2713 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2715 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2716 (mips_issue_rate): Handle PROCESSOR_R10000.
2717 * config/mips/mips.md (cpu): Add r10000.
2719 * config/mips/10000.md: New file.
2721 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2723 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2724 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2725 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2727 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2729 * config/darwin-protos.h (machopic_function_base_name): Delete.
2730 (machopic_function_base_sym): Likewise.
2731 (machopic_gen_offset): Declare.
2732 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2733 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2734 * config/darwin.c (machopic_function_base_name): Delete.
2735 (machopic_function_base_sym): Likewise.
2736 (gen_pic_offset): Rename to...
2737 (machopic_gen_offset): ...this and remove the pic_base argument.
2738 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2739 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2740 crtl->uses_pic_offset_table.
2741 (machopic_indirect_data_reference): Use new machopic_gen_offset
2743 (machopic_legitimize_pic_address): Likewise.
2744 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2746 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2747 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2748 * config/i386/i386.c (output_set_got): Likewise.
2749 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2751 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2752 (legitimate_address_p): Likewise.
2753 (output_pic_addr_const): Likewise.
2754 (output_addr_const_extra): Likewise.
2755 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2756 match an UNSPEC rather than a MINUS.
2757 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2758 (builtin_setjmp_receiver): Use machopic_gen_offset.
2759 * config/i386/predicates.md (pic_symbolic_operand): Handle
2760 UNSPEC_MACHOPIC_OFFSET.
2762 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2763 Use machopic_gen_offset and machopic_operand_p.
2764 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2765 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2766 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2767 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2768 Set crtl->uses_pic_offset_table.
2770 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2772 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2774 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2775 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2776 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2777 (constant_pool_expr_p): Use split_const and check the base.
2778 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2780 (legitimate_constant_pool_address_p): Check toc_relative_p
2781 instead of constant_pool_expr_p.
2782 (print_operand_address): Always use output_addr_const for
2783 constant pool addresses.
2784 (rs6000_output_addr_const_extra): New function.
2785 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2787 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2791 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2792 (mark_ref_live, mark_ref_dead): Use them.
2793 (def_conflicts_with_inputs_p): Remove.
2794 (mark_early_clobbers): New function.
2795 (process_bb_node_lives): Call preprocess_constraints and
2796 mark_early_clobbers.
2798 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2800 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2802 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2803 lib with -mthread switch.
2805 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2808 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2809 function in two, making it call a new and reusable
2810 dwarf2out_imported_module_or_decl() that takes the containing
2811 BLOCK of the declaration in argument.
2812 (dwarf2out_imported_module_or_decl_real): New function.
2813 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2814 IMPORTED_DECL in account.
2815 * tree.def: Added IMPORTED_DECL node type.
2816 * tree.h: Added accessors for IMPORTED_DECL nodes.
2817 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2819 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2821 * doc/gimple.texi: Fix some typos, wrap some long lines,
2822 fix some broken wraps with continuations.
2823 * tree-ssa-reassoc.c: Fix comment typos.
2825 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2828 * pa.c (legitimize_pic_address): Force function labels to memory in
2831 2008-10-04 Anton Blanchard <anton@samba.org>
2833 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2834 (rs6000_split_atomic_op): Same.
2835 (rs6000_split_compare_and_swap): Same.
2836 (rs6000_split_compare_and_swapqhi): Same.
2838 2008-10-04 Richard Guenther <rguenther@suse.de>
2840 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2841 instead of pointer equality.
2842 (vn_nary_op_eq): Likewise.
2844 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2846 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2848 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2849 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2851 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2853 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2854 Revert previous change.
2856 2008-10-03 Tom Tromey <tromey@redhat.com>
2858 * stringpool.c (ggc_alloc_string): Terminate string.
2860 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2862 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2863 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2864 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2867 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2870 2008-10-03 Pascal Obry <obry@adacore.com>
2872 * gcov.c (create_file_names): Properly handle UNIX and DOS
2873 directory separators.
2874 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2875 separator to '~' to ensure clean filenames on Windows.
2877 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2879 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2880 Add a null terminator to the stripped name.
2882 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2884 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2885 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2886 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2887 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2888 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2889 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2890 TARGET_SINGLE_FLOAT.
2892 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2894 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2896 2008-10-02 Richard Guenther <rguenther@suse.de>
2899 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2900 and VECTOR_TYPE recurse with useless_type_conversion_p which
2901 properly handles void pointer conversion.
2903 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2906 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2907 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2909 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2911 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2912 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2913 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2914 they translate to non builtins.
2915 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2916 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2917 __builtin_vec_promote, __builtin_vec_extract, and
2918 __builtin_vec_insert.
2919 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2920 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2921 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2922 * config/rs6000/altivec.h (vec_extract): Define
2923 (vec_insert): Define.
2924 (vec_splats): Define.
2925 (vec_promote): Define.
2927 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2928 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2929 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2931 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2933 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2934 prototype. Add new parameter, blk.
2935 Use BLKmode for the MEM if blk is true.
2936 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2937 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2938 ALTIVEC_BUILTIN_STVRXL.
2939 Update usage of altivec_expand_lv_builtin.
2940 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2941 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2942 (altivec_init_builtins): If compiling for the Cell, also define the
2944 * config/rs6000/rs6000.h (rs6000_builtins): Define
2945 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2946 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2947 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2948 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2949 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2950 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2951 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2952 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2953 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2954 UNSPEC_STVRX, and UNSPEC_STVRXL.
2955 (altivec_lvlx): New pattern.
2956 (altivec_lvlxl): New pattern.
2957 (altivec_lvrx): New pattern.
2958 (altivec_lvrxl): New pattern.
2959 (altivec_stvlx): New pattern.
2960 (altivec_stvlxl): New pattern.
2961 (altivec_stvrx): New pattern.
2962 (altivec_stvrxl): New pattern.
2963 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2964 (vec_lvlxl): Likewise.
2965 (vec_lvrx): Define if PPU is defined.
2966 (vec_lvrxl): Likewise.
2967 (vec_stvlx): Define if PPU is defined.
2968 (vec_stvlxl): Likewise.
2969 (vec_stvrx): Define if PPU is defined.
2970 (vec_stvrxl): Likewise.
2972 2008-10-01 Geert Bosch <bosch@adacore.com>
2974 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2976 2008-10-01 Richard Guenther <rguenther@suse.de>
2978 PR tree-optimization/37617
2979 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2980 do not add to the NEW_SETS.
2982 2008-10-01 Richard Guenther <rguenther@suse.de>
2985 * tree-vrp.c (execute_vrp): If we optimized away the default
2986 case make sure to promote the label that got in place of it
2987 to a default case label.
2989 2008-10-01 Richard Henderson <rth@redhat.com>
2992 * tree-complex.c (set_component_ssa_name): Don't optimize
2993 is_gimple_min_invariant values with ssa_names in abnormal phis.
2995 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2997 PR tree-optimization/37662
2998 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2999 commutative binary operation if they are in the wrong order and
3000 fold_build2 produces non-GIMPLE.
3002 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3004 PR tree-optimization/37662
3005 PR tree-optimization/37663
3006 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3007 get_value_range with non-SSA_NAME. Don't assert operands have been
3008 folded, instead just bail out.
3010 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3012 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3014 2008-09-30 Richard Guenther <rguenther@suse.de>
3017 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3018 build restrict-qualified pointers.
3019 (vectorizable_store): Move alias check later.
3020 (vectorizable_load): Likewise.
3022 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3024 * c-common.c (empty_if_body_warning): Remove.
3025 * c-common.h (empty_if_body_warning): Remove.
3026 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3027 here the -Wempty-body warning for `if' and `else' statements.
3028 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3030 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3032 * config/i386/i386.opt: Add msse2avx.
3034 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3035 * config/i386/linux64.h (ASM_SPEC): Likewise.
3037 * doc/invoke.texi: Document -msse2avx.
3039 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3041 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3043 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3045 * ifcvt.c (noce_emit_store_flag): If using condition from original
3046 jump, reverse it if if_info->cond was reversed.
3048 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3050 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3051 non-constant memory if it cannot be forced to constant memory.
3052 Overhaul surrounding code and factor out common condition.
3054 2008-09-29 Jeff Law <law@redhat.com>
3056 * reload1.c (alter_reg): Add missing curly braces.
3058 2008-09-29 Michael J. Eager <eager@eagercon.com>
3060 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3062 * config/rs6000/rs6000.c (rs6000_override_options): Move
3063 rs6000_init_hard_regno_mode_ok after all options changed.
3064 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3065 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3066 -msimple-fpu flags. Add warning messages if single FP not configured.
3067 (rs6000_file_start): Output gnu_attribute for single-float.
3068 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3069 (rs6000_legitimize_address): Likewise.
3070 (rs6000_legitimize_reload_address): Likewise.
3071 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3072 TARGET_SINGLE_FLOAT.
3073 (function_arg_advance): Likewise (partial conversion).
3074 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3075 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3076 TARGET_SINGLE_FLOAT.
3077 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3078 (rs6000_emit_prologue): Likewise.
3079 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3080 TARGET_SINGLE_FLOAT.
3081 (rs6000_libcall_value): Likewise.
3082 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3083 (TARGET_DOUBLE_FLOAT): New default to 1
3084 (TARGET_SIMPLE_FPU): New default to 0
3085 (TARGET_SINGLE_FPU): New default to 0
3086 (TARGET_SINGLE_FLOAT_MODE): New.
3087 (TARGET_DOUBLE_FLOAT_MODE): New.
3088 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3089 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3091 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3092 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3093 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3094 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3095 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3096 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3097 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3098 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3099 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3100 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3101 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3102 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3103 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3104 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3105 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3106 cmptf_internal1, *cmptf_internal2): Condition on
3107 TARGET_DOUBLE_FLOAT.
3108 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3109 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3110 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3111 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3112 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3113 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3114 TARGET_SINGLE_FLOAT.
3115 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3116 * config/rs6000/rs6000.opt (-msingle-float): New.
3117 (-mdouble-float): New.
3118 (-msimple-fpu): New.
3119 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3120 -msingle-float, -mdouble-float, -msimple-fpu options.
3121 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3122 _SOFT_DOUBLE for -msingle-float.
3123 * config.gcc: New config for target=powerpc-xilinx-eabi.
3125 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3127 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3128 have exit and entry.
3129 (new_scop): Take entry and exit edge to define new SCoP.
3130 (sd_region_p): New structure used during SCoP detection.
3131 (move_scops): Delete.
3132 (move_sd_regions): New.
3133 (scopdet_info): Change the definition from edges back to basic_blocks.
3134 (scopdet_edge_info): Work on basic_blocks and rename to
3135 scopdet_basic_block_info.
3136 (split_difficult_bb): At the moment removed. We should later
3137 add it at another place.
3138 (build_scops_1): Work on basic_blocks.
3139 (bb_in_sd_region): New.
3140 (find_single_entry_edge): New.
3141 (find_single_exit_edge): New.
3142 (create_single_entry_edge): New.
3143 (sd_region_without_exit): New.
3144 (create_single_exit_edge): New.
3145 (unmark_exit_edges): New.
3146 (mark_exit_edges): New.
3147 (create_sese_edges): New.
3148 (build_graphite_scops): New.
3149 (build_scops): Make SCoPs SESE.
3150 (limit_scops): Use the new functions.
3152 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3154 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3156 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3159 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3160 address to a register before taking the lower part.
3162 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3164 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3167 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3168 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3171 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3172 the newly created variable.
3173 Create a VECTOR_CST of all 1s for vector types.
3175 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3178 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3180 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3182 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3183 order to convert between modes.
3184 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3186 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3188 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3191 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3194 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3198 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3200 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3201 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3202 them to yield false with MIPS16.
3204 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3207 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3208 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3209 mem_loc_descriptor failed. Accept UNSPEC.
3210 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3211 fail if one of the loc_descriptor calls for pieces failed.
3212 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3213 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3214 if loc_descriptor_from_tree_1 on offset failed.
3217 * opts.c (common_handle_option): Don't call print_specific_help with
3218 CL_SAVE as first argument.
3220 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3221 Steve Ellcey <sje@cup.hp.com>
3223 * configure: Regenerate for new libtool.
3224 * aclocal.m4: Ditto.
3226 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3228 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3229 alias set on MEM when saving stack pointer.
3230 * config/rs6000/rs6000.md (allocate_stack): Likewise
3232 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3234 PR tree-optimization/37574
3235 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3236 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3237 instead of vector_type for constants. Take computation out of loop.
3238 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3239 and use only vector_type for invariant case.
3240 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3242 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3245 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3246 the decl is a VAR_DECL or FUNCTION_DECL.
3248 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3251 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3252 (mark_ref_live, mark_ref_dead): Use them.
3253 (def_conflicts_with_inputs_p): Remove.
3254 (mark_early_clobbers): New function.
3255 (process_bb_node_lives): Call preprocess_constraints and
3256 mark_early_clobbers.
3258 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3260 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3263 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3264 (ira_compress_allocno_live_ranges): New prototype.
3266 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3267 (coalesced_allocnos_living_at_program_points): New.
3268 (coalesced_allocnos_live_at_points_p,
3269 set_coalesced_allocnos_live_points): New functions.
3270 (coalesce_spill_slots): Rewrite.
3272 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3273 ira_compress_allocno_live_ranges): New functions.
3275 * ira-build.c (ira_flattening): Call
3276 ira_compress_allocno_live_ranges.
3279 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3281 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3284 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3286 * combine.c (make_compound_operation): Handle the 'E' format.
3287 (count_rtxs): Likewise.
3288 (update_table_tick): Likewise.
3289 (get_last_value_validate): Likewise.
3291 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3293 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3295 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3297 * matrix-reorg.c (transform_allocation_sites): Initializers
3298 added to avoid the warning.
3300 2008-09-25 Martin Jambor <mjambor@suse.cz>
3302 * cgraph.c (free_nodes): New variable.
3303 (NEXT_FREE_NODE): New macro.
3304 (cgraph_create_node): Reuse nodes from the free list. Do not
3305 update uid if doing so.
3306 (cgraph_remove_node): Add the node to the free list.
3308 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3310 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3312 2008-09-24 Richard Henderson <rth@redhat.com>
3314 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3315 * unwind-dw2.c (execute_stack_op): Handle it.
3317 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3320 2008-09-24 Michael J. Eager <eager@eagercon.com>
3322 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3324 * c-common.c (fname_decl): New location argument.
3325 * c-common.h (fname_decl): Same.
3326 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3328 (c_parser_typeof_specifier): Same.
3329 (c_parser_parms_list_declarator): Same.
3330 (c_parser_asm_string_literal): Same.
3331 (c_parser_compound_statement_nostart): Same.
3332 (c_parser_label): Same.
3333 (c_parser_do_statement): Same.
3334 (c_parser_asm_statement): Same.
3335 (c_parser_unary_expression): Same.
3336 (c_parser_sizeof_expression): Same.
3337 (c_parser_postfix_expression): Same.
3338 (c_parser_pragma): Same.
3339 (c_parser_omp_clause_collapse): Same.
3340 (c_parser_omp_clause_num_threads): Same.
3341 (c_parser_omp_clause_schedule): Same.
3342 (c_parser_omp_all_clauses): Same.
3343 (c_parser_omp_sections_scope): Same.
3344 (c_parser_omp_for_loop): Same. Pass condition's location to
3345 c_objc_common_truthvalue_conversion.
3346 (c_parser_enum_specifier): Remove comment.
3348 2008-09-24 Michael J. Eager <eager@eagercon.com>
3350 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3352 * config/rs6000/rs6000.c (rs6000_override_options): Move
3353 rs6000_init_hard_regno_mode_ok after all options changed.
3354 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3355 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3356 -msimple-fpu flags. Add warning messages if single FP not configured.
3357 (rs6000_file_start): Output gnu_attribute for single-float.
3358 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3359 (rs6000_legitimize_address): Likewise.
3360 (rs6000_legitimize_reload_address): Likewise.
3361 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3362 TARGET_SINGLE_FLOAT.
3363 (function_arg_advance): Likewise.
3364 (function_arg): Likewise.
3365 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3366 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3367 TARGET_SINGLE_FLOAT.
3368 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3369 (rs6000_emit_prologue): Likewise.
3370 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3371 TARGET_SINGLE_FLOAT.
3372 (rs6000_libcall_value): Likewise.
3373 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3374 (TARGET_DOUBLE_FLOAT): New default to 1
3375 (TARGET_SIMPLE_FPU): New default to 0
3376 (TARGET_SINGLE_FPU): New default to 0
3377 (TARGET_SINGLE_FLOAT_MODE): New.
3378 (TARGET_DOUBLE_FLOAT_MODE): New.
3379 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3380 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3382 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3383 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3384 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3385 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3386 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3387 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3388 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3389 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3390 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3391 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3392 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3393 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3394 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3395 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3396 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3397 cmptf_internal1, *cmptf_internal2): Condition on
3398 TARGET_DOUBLE_FLOAT.
3399 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3400 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3401 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3402 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3403 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3404 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3405 TARGET_SINGLE_FLOAT.
3406 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3407 * config/rs6000/rs6000.opt (-msingle-float): New.
3408 (-mdouble-float): New.
3409 (-msimple-fpu): New.
3410 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3411 -msingle-float, -mdouble-float, -msimple-fpu options.
3412 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3413 _SOFT_DOUBLE for -msingle-float.
3414 * config.gcc: New config for target=powerpc-xilinx-eabi.
3416 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3418 * config/sparc/constraints.md: New file.
3419 * config/sparc/sparc.md: Include it.
3420 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3421 (sparc_extra_constraint_check): Delete.
3422 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3423 (memory_ok_for_ldd): New predicate.
3424 (sparc_extra_constraint_check): Delete.
3425 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3426 (CONST_OK_FOR_LETTER_P): Likewise.
3427 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3428 (EXTRA_CONSTRAINT): Likewise.
3430 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3432 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3434 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3436 * alias.c (find_base_value): Use FIND_BASE_TERM.
3437 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3439 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3441 * config/i386/i386.c: Include cselib.h.
3442 (ix86_pic_register_p): New function.
3443 (ix86_delegitimize_address): Use it to check for the PIC register.
3445 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3447 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3448 * config/i386/i386.c (ix86_find_base_term): Don't check for
3449 SYMBOL_REF and LABEL_REF.
3451 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3453 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3454 constant PLUS in a CONST.
3456 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3458 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3459 check for sibcall support for w64.
3461 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3463 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3465 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3467 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3468 parser_build_binary_op.
3469 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3470 * c-typeck.c (build_array_ref): Same.
3471 (parser_build_unary_op): New location argument.
3472 (pointer_diff): Pass location to build_binary_op,
3473 c_objc_common_truthvalue_conversion.
3474 (build_modify_expr): Same.
3475 (build_unary_op): New location argument.
3476 (build_binary_op): New location argument.
3477 (c_objc_common_truthvalue_conversion): Pass location to
3478 c_*common_truthvalue_conversion.
3479 * c-convert.c (convert): Same.
3480 * c-common.c (binary_op_error): New location argument.
3481 (pointer_int_sum): Pass location to build_binary_op.
3482 (c_common_truthvalue_conversion): New location argument.
3483 (warn_for_sign_compare): Same.
3484 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3485 binary_op_error, build_binary_op, warn_for_sign_compare.
3486 * c-parser.c (c_parser_condition): Pass location to
3487 c_*common_truthvalue_conversion.
3488 (c_parser_conditional_expression): Save condition's location and pass
3490 (c_parser_binary_expression): Same, but for the binary operator's
3492 (c_parser_omp_for_loop): Pass location to
3493 c_objc_common_truthvalue_conversion.
3495 2008-09-23 Martin Jambor <mjambor@suse.cz>
3497 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3498 (cgraph_node_remove_callees): New temporary f. Hold the next item
3500 (cgraph_node_remove_callers): Likewise.
3502 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3503 (ipa_node_removal_hook): Likewise.
3505 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3506 gimple_call_copy_skip_args and moved to the gimple_call section.
3507 * gimple.c (gimple_copy_call_skip_args): Renamed to
3508 gimple_call_copy_skip_args. Changed al users.
3510 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3512 * ira-color.c (start_allocno_priorities): Rename to
3513 setup_allocno_priorities. Use costs and
3514 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3515 range lengths. Get rid off doubles.
3516 (ira_fast_allocations): Call start_allocno_priorities.
3518 2008-09-22 David Daney <ddaney@avtrex.com>
3521 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3522 register if TARGET_LONG_CALLS.
3524 2008-09-22 Richard Guenther <rguenther@suse.de>
3526 PR tree-optimization/37145
3527 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3528 value-numbering union accesses with their offset and size only.
3529 (visit_reference_op_load): Fix simplification of inserted conversions.
3530 * tree-ssa-pre.c (find_or_generate_expression): Do not
3531 recursively generate expressions if running FRE.
3533 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3535 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3536 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3539 2008-09-22 Richard Guenther <rguenther@suse.de>
3541 PR tree-optimization/37145
3542 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3543 (phi_translate_1): Constant fold references.
3545 2008-09-22 Ira Rosen <irar@il.ibm.com>
3547 PR tree-optimization/37482
3548 * tree-vectorizer.h (struct _slp_instance): Add new field.
3549 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3550 (get_earlier_stmt): New function.
3551 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3553 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3554 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3555 asserts that GSI points to the scalar statement being vectorized.
3556 Set new statement location according to GSI.
3557 (vect_schedule_slp_instance): Use GSI of
3558 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3560 2008-09-21 Jan Hubicka <jh@suse.cz>
3562 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3563 (ipcp_insert_stage): Update dead_nodes bitmap.
3565 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3568 * config/i386/t-cygming (SHLIB_LC): Remove.
3569 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3570 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3572 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3576 * final.c (mark_symbol_ref_as_used): New helper function.
3577 (output_operand): Instead of just looking inside MEMs for
3578 SYMBOL_REFs, use new helper function and for_each_rtx.
3579 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3580 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3581 Make head comment more general.
3582 * config/darwin.c (machopic_output_indirection): Handle weak
3583 references here, like in assemble_external.
3585 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3587 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3588 (sparc_emit_float_lib_cmp): Change return type.
3589 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3590 (gen_compare_operator): New function.
3591 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3592 the comparison sequence. Minor tweaks.
3593 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3594 that the final operator and the result of sparc_emit_float_lib_cmp
3595 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3596 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3597 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3598 result of sparc_emit_float_lib_cmp match for software TFmode.
3599 (movqicc, movhicc, movsicc, movdicc): Merge into...
3600 (mov<I:mode>cc): ...this.
3601 (movsfcc, movdfcc, movtfcc): Merge into...
3602 (mov<F:mode>cc): ...this.
3603 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3605 (mov<I:mode>_cc_v9): ...this.
3606 (movdi_cc_sp64_trunc): Delete.
3607 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3608 movdi_cc_reg_sp64): Merge into...
3609 (mov<I:mode>_cc_reg_sp64): ...this.
3610 (movsf_cc_sp64): Rename into...
3611 (movsf_cc_v9): ...this.
3612 (movdf_cc_sp64): Rename into...
3613 (movdf_cc_v9): ...this.
3614 (movtf_cc_hq_sp64): Rename into...
3615 (movtf_cc_hq_v9): ...this.
3616 (movtf_cc_sp64): Rename into...
3617 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3619 2008-09-21 Diego Novillo <dnovillo@google.com>
3621 * doc/gccint.texi: Include generic.texi and gimple.texi.
3623 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3624 (GIMPLE): Move to gimple.texi.
3625 (Annotations): Remove references to to stmt_ann_t and
3627 (SSA Operands): Rename from 'Statement Operands'.
3628 * doc/generic.texi: New.
3629 * doc/gimple.texi: New.
3630 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3631 * Makefile.in (TEXI_GCCINT_FILES):
3632 * gimple.c (gimple_copy_call_skip_args): Rename from
3633 giple_copy_call_skip_args. Update all users.
3634 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3636 2008-09-21 Ira Rosen <irar@il.ibm.com>
3638 PR tree-optimization/37539
3639 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3640 statement in related statement field only for the first load of the
3641 group of loads with the same data reference.
3643 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3645 * config/mips/mips.h (TUNE_OCTEON): New macro.
3646 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3647 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3648 * config/mips/octeon.md: New file.
3649 * config/mips/mips.md: Include octeon.md. Restore
3650 semi-alphabetical order of include files.
3652 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3655 * config/i386/i386.md (*jcc_fused_1): Removed.
3656 (*jcc_fused_2): Likewise.
3657 (*jcc_fused_3): Likewise.
3658 (*jcc_fused_4): Likewise.
3660 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3662 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3663 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3664 * target.h (gcc_target): Add ira_cover_classes.
3665 * ira.c: Remove IRA_COVER_CLASSES guards.
3666 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3667 instead of IRA_COVER_CLASSES.
3668 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3669 (setup_class_translate): Likewise.
3670 (setup_reg_class_intersect_union): Likewise.
3671 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3672 test of targetm.ira_cover_classes.
3673 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3674 of IRA_COVER_CLASSES.
3675 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3676 (TARGET_INITIALIZER): Include it.
3677 * targhooks.h (default_ira_cover_classes): Declare.
3678 * targhooks.c (default_ira_cover_classes): New function.
3680 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3682 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3684 2008-09-19 Ian Lance Taylor <iant@google.com>
3686 * varasm.c (narrowing_initializer_constant_valid_p): Return
3687 NULL_TREE if ENDTYPE is not an integer.
3689 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3692 * tree-ssa.c (execute_update_addresses_taken): Also update
3693 DECL_GIMPLE_REG_P for vector and complex types.
3695 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3696 Jan Hubicka <jh@suse.cz>
3699 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3700 empty before freeing them.
3701 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3703 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3705 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3706 * config/xtensa/predicates.md (tls_symbol_operand): New.
3707 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3708 (TARGET_CANNOT_FORCE_MEM): Define.
3709 (xtensa_tls_symbol_p): New.
3710 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3711 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3712 (xtensa_tls_module_base): New.
3713 (xtensa_call_tls_desc): New.
3714 (xtensa_legitimize_tls_address): New.
3715 (xtensa_legitimize_address): Handle TLS symbols.
3716 (xtensa_tls_referenced_p_1): New.
3717 (xtensa_tls_referenced_p): New.
3718 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3720 (XTENSA_BUILTIN_THREAD_POINTER): New.
3721 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3722 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3723 builtin. Add declarations for __builtin_thread_pointer and
3724 __builtin_set_thread_pointer.
3725 (xtensa_fold_builtin): Recognize new builtins.
3726 (xtensa_expand_builtin): Expand new builtins.
3727 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3728 (TARGET_THREADPTR): Define.
3729 (HAVE_AS_TLS): Define default value.
3730 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3731 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3732 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3733 (UNSPECV_SET_TP): New.
3734 (sym_TPOFF, sym_DTPOFF): New.
3735 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3736 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3737 * configure: Regenerated.
3739 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3742 * config/ia64/ia64.c (ia64_optimization_options): Move
3743 checking and setting flag_schedule_insns_after_reload and
3744 ia64_flag_schedule_insns2 back to ...
3745 (ia64_override_options): Here.
3747 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3750 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3751 zero extend count after the correction to it is done.
3752 (doloop_optimize): Update call to doloop_modify, don't zero extend
3755 2008-09-18 Martin Jambor <mjambor@suse.cz>
3757 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3759 * ipa-prop.c: Correct comments.
3760 * ipa-prop.h: Likewise.
3762 2008-09-18 Jan Hubicka <jh@suse.cz>
3765 * ipa-reference.c (ipa_reference_local_vars_info_d,
3766 ipa_reference_global_vars_info_d,
3767 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3768 ipa_reference_vars_info_t): Move here from ipa-reference.h
3769 (node_duplication_hook_holder, node_removal_hook_holder): New.
3770 (get_reference_vars_info_from_cgraph): Rename to ...
3771 (get_reference_vars_info): ... this one, use cgraph uids.
3772 (get_local_reference_vars_info, get_global_reference_vars_info):
3773 Use cgraph instead of decl.
3774 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3776 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3777 ipa_reference_get_written_global,
3778 ipa_reference_get_not_written_global): Use cgraph argument.
3779 (check_call): Simplify avail check.
3780 (scan_stmt_for_static_refs): Update.
3781 (propagate_bits): Update.
3782 (merge_callee_local_info): Remove.
3783 (init_function_info): Use cgraph nodes.
3784 (clean_function_local_data): Break out from ...
3785 (clean_function): ... here.
3786 (copy_local_bitmap, copy_global_bitmap): New functions.
3787 (duplicate_node_data, remove_node_data): New functions.
3788 (generate_summary): Register hooks; use visibility instead of
3790 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3791 * ipa-reference.h (ipa_reference_local_vars_info_d,
3792 ipa_reference_global_vars_info_d,
3793 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3794 ipa_reference_vars_info_t): Move to ipa-reference.c
3795 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3797 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3798 ipa_reference_get_not_read_global,
3799 ipa_reference_get_not_written_global): Update prototype.
3800 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3801 (init_state): Remove.
3802 (node_duplication_hook_holder, node_removal_hook_holder): New.
3803 (get_function_state, set_function_state): Use VECtor.
3804 (analyze_function): Check body availability.
3805 (add_new_function): Likewise.
3806 (duplicate_node_data, remove_node_data): New.
3807 (generate_summary): Register hooks; do not care about clones.
3808 (propafate): Do not care about clones; recursive functions are
3810 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3811 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3812 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3814 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3815 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3816 Update call of ipa-reference accesors.
3818 2008-09-18 Simon Baldwin <simonb@google.com>
3820 * c-opts.c (c_common_handle_option): Add handling for
3821 -Wbuiltin-macro-redefined command line option.
3822 * c.opt: Added builtin-macro-redefined option.
3823 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3826 2008-09-18 Richard Guenther <rguenther@suse.de>
3828 PR tree-optimization/37258
3829 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3830 and signedness for integral types.
3831 (vn_phi_eq): Require compatible types.
3833 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3836 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3837 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3839 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3840 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3841 ggc_free other TREE_LIST nodes from that chain.
3842 * function.c (instantiate_decls): Instantiate also DECL_RTL
3843 of vars in cfun->local_decls, free that list afterwards.
3845 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3847 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3848 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3850 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3852 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3853 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3855 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3857 PR tree-optimization/37102
3858 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3859 from a node. Check to see if another PHI is dead.
3860 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3861 remove real PHIs which have no uses.
3862 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3864 2008-09-18 Richard Guenther <rguenther@suse.de>
3867 * tree-cfg.c (remove_useless_stmts_1): Remove
3868 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3870 2008-09-18 Nick Clifton <nickc@redhat.com>
3872 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3873 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3874 to frv_secondary_reload_class.
3875 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3876 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3877 (frv_secondary_reload_class): Omit unused parameter.
3878 (frv_secondary_reload): New function. Handle the case when
3879 secondary_reload_class() is called before the reload_(in|out)
3880 _optabs have been initialised.
3881 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3883 * config/frv/frv.md: Define an exclusion set between fr550_m0
3886 2008-09-18 Richard Guenther <rguenther@suse.de>
3888 PR tree-optimization/37456
3889 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3890 want to insert after ends a BB insert on the single fallthru
3893 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3895 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3896 Mention -march=z9-109, z9-ec and z10.
3898 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3900 PR rtl-optimization/37544
3901 * regrename.c (maybe_mode_change): Exit early when copy_mode
3902 is narrower than orig_mode and narrower than new_mode.
3904 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3907 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3909 * sched-rgn.c (ref_counts): Remove.
3910 (insn_referenced): New static variable.
3911 (INSN_REF_COUNT): Remove.
3912 (sched_run_compute_dependencies): Use insn_referenced instead of
3914 (add_branch_dependences): Likewise. Delete dead assignment.
3916 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3918 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3919 consumer is an asm. Add comment why this is important.
3920 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3921 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3923 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3925 * expr.c (emit_group_store): Do not shift before moving via a
3928 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3930 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3931 from aggregate to non-aggregate type if the bit pattern is not fully
3932 preserved afterwards.
3934 2008-09-17 Richard Guenther <rguenther@suse.de>
3936 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3937 (verify_gimple_assign): ... this. Split into ...
3938 (verify_gimple_assign_unary): ... this,
3939 (verify_gimple_assign_binary): ... that,
3940 (verify_gimple_assign_single): ... and this.
3941 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3942 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3943 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3944 (verify_types_in_gimple_reference): Be forgiving with
3946 (verify_gimple_phi): Deal with virtual operands.
3948 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3950 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3952 * tree.c (get_callee_fndecl): Don't call the language hook.
3953 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3954 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3955 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3957 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3959 * tree.c (protected_set_expr_location): Don't unnecessarily
3960 check for error_mark_node.
3962 2008-09-17 Art Haas <ahaas@impactweather.com>
3964 * ipa-reference.c (analyze_function): Declare step only if
3965 ENABLE_CHECKING is defined.
3967 2008-09-17 Jan Hubicka <jh@suse.cz>
3970 * tree.h (DECL_INLINE): remove.
3971 (DECL_DECLARED_INLINE_P): Update docs.
3972 (DECL_NO_INLINE_WARNING_P): new.
3973 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3974 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3976 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3977 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3980 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3983 2008-09-17 Jan Hubicka <jh@suse.cz>
3985 * ipa-reference.c (ipa_obstack): Remove.
3986 (local_info_obstack, global_info_obstack): New.
3987 (add_static_var): We now handle variables only.
3988 (mark_address_taken, mark_load, mark_store): New functions based on ...
3989 (check_operand): ... remove.
3990 (get_asm_stmt_operands): Rename to ...
3991 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3992 (scan_stmt_for_static_refs): Rewrite.
3993 (scan_op_for_static_refs): Rename to ...
3994 (scan_initializer_for_static_refs): do not look for VAR_DECL
3995 initializers; stop recursion on types and decls.
3996 (ipa_init): Use proper obstacks.
3997 (analyze_variable): Use scan_initializer_for_static_refs.
3998 (init_function_info): Use local obstack.
3999 (analyze_function): Simplify.
4000 (add_new_function): We don't need visited_nodes obstack.
4001 (generate_summary): Use proper obstacks; cleanup after propagation.
4003 2008-09-17 Richard Guenther <rguenther@suse.de>
4006 PR tree-optimization/37491
4007 * alias.c (get_alias_set): Use the canonical type.
4008 * tree-vect-transform.c (vectorizable_store): Use the type of
4009 the lhs for the vector type. Adjust checking.
4010 (vectorizable_load): Adjust checking.
4012 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4013 Adam Nemet <anemet@caviumnetworks.com>
4015 PR rtl-optimization/37483
4016 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4017 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4018 Rearrange code to better match the original comment. Check
4019 t_unconditional first. Improve comment.
4021 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4024 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4025 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4028 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4029 GIMPLE_TRY if cleanup sequence is empty.
4031 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4034 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4035 eliminate IV if the cost are the same.
4037 2008-09-16 Richard Guenther <rguenther@suse.de>
4040 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4043 2008-09-16 Richard Guenther <rguenther@suse.de>
4045 PR tree-optimization/37508
4046 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4048 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4050 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4052 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4054 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4055 use gen_floatdidf2 directly.
4056 (floatunssidf2): Likewise.
4057 (floatsidf_ppc64_mfpgpr): Remove.
4058 (floatsidf_ppc64): Remove.
4059 (floatunssidf_ppc64): Remove.
4061 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4063 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4064 rather than update_cost_queue.
4066 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4067 in every call starting with the second one, instead of only when
4068 alias_bitmap_obstack.elements != NULL.
4070 * tree-predcom.c (filter_suitable_components): Free all refs in
4071 act->refs vector before calling release_component.
4072 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4074 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4076 * tree-loop-linear.c (linear_transform_loops): Initialize
4077 lambda_obstack only after calling perfect_loop_nest_depth.
4078 Goto free_and_continue instead of just continue for later failures.
4081 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4084 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4086 2008-09-14 Andreas Schwab <schwab@suse.de>
4088 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4090 2008-09-14 Jan Hubicka <jh@suse.cz>
4092 * invoke.texi (-fconserve-stack): Document.
4093 * opts.c (decode_options): Handle conserve_stack.
4094 * common.opt (fconvserve_stack): New.
4096 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4098 * config.host: Add x-aix to host_xmake_file.
4099 * config/rs6000/t-aix52: Do not override LDFLAGS.
4100 * config/rs6000/x-aix: New file.
4102 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4108 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4109 is not recognized as a valid register usage. Allow REG_X to be used
4111 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4112 forces a reload when using a base register.
4114 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4116 * config/i386/cygming-crtend.c (register_frame_ctor): If
4117 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4118 directly with atexit.
4119 (deregister_frame_ctor): Rename to ...
4120 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4121 if !DEFAULT_USE_CXA_ATEXIT.
4123 2008-09-13 Jan Hubicka <jh@suse.cz>
4125 * cgraph.c: Include value-prof.h
4126 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4128 2008-09-13 Jan Hubicka <jh@suse.cz>
4131 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4132 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4133 tree_gen_one_value_profiler, tree_gen_average_profiler,
4134 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4136 2008-09-13 Jan Hubicka <jh@suse.cz>
4138 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4139 too many bytes on misalligned blocks.
4141 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4143 * doc/cfg.texi: Fix some typos.
4144 * doc/extend.texi: Likewise.
4145 * doc/install.texi: Likewise.
4146 * doc/invoke.texi: Likewise.
4147 * doc/rtl.texi: Likewise.
4148 * doc/tree-ssa.texi: Likewise.
4150 2008-09-13 Richard Guenther <rguenther@suse.de>
4153 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4154 gimple stores for memory rhs.
4156 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4158 PR rtl-optimization/37489
4159 * cse.c (fold_rtx): Don't return const_true_rtx for float
4160 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4162 2008-09-13 Jan Hubicka <jh@suse.cz>
4164 PR tree-optimization/37392
4165 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4167 2008-09-13 Martin Jambor <mjambor@suse.cz>
4168 Jan Hubicka <jh@suse.cz>
4170 * cgraph.c (free_edges): New variable.
4171 (NEXT_FREE_EDGE): New macro.
4172 (cgraph_free_edge): New function.
4173 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4174 (cgraph_node_remove_callees): Likewise.
4175 (cgraph_node_remove_callers): Likewise.
4176 (cgraph_create_edge): Reuse edges from the free list. Do not
4177 update uid if doing so.
4178 (cgraph_remove_*_hook): Add free call.
4180 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4182 * ira-color.c (conflict_allocno_vec): Delete.
4183 (update_cost_queue_elem): New structure.
4184 (update_cost_queue): New variable.
4185 (update_cost_queue_tail): Likewise.
4186 (update_cost_queue_elems): Likewise.
4187 (allocno_update_cost_check): Delete.
4188 (initiate_cost_update): Allocate update_cost_queue_elems
4189 instead of allocno_update_cost_check.
4190 (finish_cost_update): Update the free()s accordingly.
4191 (start_update_cost): New function.
4192 (queue_update_cost): Likewise.
4193 (get_next_update_cost): Likewise.
4194 (update_copy_costs_1): Inline into...
4195 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4196 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4197 once we've established they are equal. Don't allocate update
4198 costs if there is nothing to add to them.
4199 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4200 DIVISOR arguments. Use a queue instead of recursive calls;
4201 process all the allocnos in the initial queue, rather than
4203 (assign_hard_reg): Use queue_update_cost instead of
4204 conflict_allocno_vec. Queue coalesced allocnos instead
4205 of calling update_conflict_hard_regno_costs for each one.
4206 Just call update_conflict_hard_regno_costs once for the
4208 (ira_color): Remove conflict_allocno_vec handling.
4210 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4212 PR tree-optimization/37484
4213 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4214 (save_var_name): Same.
4215 (initialize_cloog_names): Same.
4216 (initialize_cloog_names): Same.
4218 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4220 * tree-scalar-evolution.c (set_instantiated_value): Set
4223 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4227 * ira-build.c (common_loop_tree_node_dominator): Remove.
4228 (copy_live_ranges_to_removed_store_destinations): New function.
4229 (regno_top_level_allocno_map): Move to top level from ...
4230 (ira_flattening): ... here. Use
4231 copy_live_ranges_to_removed_store_destinations.
4233 * ira-emit.c (generate_edge_moves): Fix a comment.
4235 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4238 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4239 scratch register after 'set' pattern.
4241 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4243 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4244 information passed to mark_reg_pointer.
4245 * explow.c (force_reg): Likewise.
4247 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4249 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4250 when building for the celledp architecture.
4252 2008-09-12 Richard Guenther <rguenther@suse.de>
4254 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4256 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4258 PR rtl-optimization/37424
4259 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4260 the regnos instead of the addresses.
4262 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4264 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4266 2008-09-11 Richard Guenther <rguenther@suse.de>
4268 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4269 entering the weaker equivalence recording.
4271 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4273 2008-09-11 Jeff Law <law@redhat.com>
4275 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4276 by assign_stack_local on the IRA path for stack slot sharing
4277 as well as the non-IRA path.
4279 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4281 * config/i386/i386.h: Fix whitespace issues.
4283 2008-09-11 Martin Jambor <mjambor@suse.cz>
4285 * ipa-prop.h (struct ipa_param_flags): Removed.
4286 (struct ipa_param_descriptor): New structure.
4287 (struct ipa_node_params): ipcp_lattices, param_decls and
4288 param_flags moved to ipa_param_description.
4289 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4290 descriptors. Renamed all users.
4291 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4292 changed to access descriptors. Renamed all users.
4293 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4294 to access descriptors. Renamed all users.
4295 * ipa-cp.c (ipcp_init_cloned_node): Call
4296 ipa_initialize_node_params instead of ipa_count_formal_params and
4297 ipa_create_param_decls_array.
4298 (ipcp_analyze_node): Likewise.
4299 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4300 descriptors. Renamed all users.
4301 (ipcp_initialize_node_lattices): Remove allocation.
4302 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4303 ipa_initialize_node_params instead of ipa_count_formal_params and
4304 ipa_create_param_decls_array.
4305 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4306 ipa_populate_param_decls, made static, added parameter info,
4307 renamed mt to node, removed allocation, changed to use
4309 (ipa_count_formal_params): Made static, added parameter info,
4311 (ipa_initialize_node_params): New function.
4312 (ipa_check_stmt_modifications): Changed to use descriptors.
4313 (ipa_detect_param_modifications): Removed allocation, changed to
4315 (ipa_note_param_call): Changed to use descriptors.
4316 (ipa_analyze_params_uses): Removed allocation.
4317 (ipa_free_node_params_substructures): Changed to use descriptors.
4318 (ipa_edge_duplication_hook): Use the unused attribute.
4319 (ipa_node_duplication_hook): Use the unused attribute, changed to
4320 use descriptors, changed to duplicate descriptors.
4322 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4323 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4324 indirect inlining. Made static.
4325 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4326 functions called only once.
4327 (cgraph_decide_recursive_inlining): Don't call
4328 ipa_propagate_indirect_call_infos, pass new_edges to
4329 cgraph_mark_inline_edge instead.
4330 (cgraph_decide_inlining_of_small_functions): Don't call
4331 ipa_propagate_indirect_call_infos, pass new_edges to
4332 cgraph_mark_inline_edge instead.
4333 (cgraph_decide_inlining): Don't call
4334 ipa_propagate_indirect_call_infos.
4335 * ipa-prop.c: Check that vectors are allocated.
4337 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4338 iff a new cgraph edges have been created.
4339 (cgraph_decide_inlining): New variable redo_always_inline.
4340 Flattening and always_inlining loop until callgraph stabilizes.
4341 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4342 true iff new cgraph edges have been created.
4343 (propagate_info_to_inlined_callees): Likewise.
4344 (ipa_propagate_indirect_call_infos): Likewise.
4346 2008-09-11 Richard Guenther <rguenther@suse.de>
4348 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4349 (set_prologue_iterations): Likewise.
4350 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4352 (vect_update_init_of_dr): Likewise.
4353 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4355 * fold-const.c (fold_unary): Do not generate calculations
4358 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4360 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4361 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4362 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4364 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4366 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4367 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4368 before finalizing the changes.
4369 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4371 (simplify_truth_ops_using_ranges): New.
4372 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4373 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4374 whether a simplification was made.
4375 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4376 use a switch statement and also call simplify_truth_ops_using_ranges.
4378 2008-09-11 Jan Hubicka <jh@suse.cz>
4380 * ggc-common.c (loc_array): Make static.
4381 * dce.c (rest_of_handle_ud_dce): Free worklist.
4383 2008-09-11 Jan Hubicka <jh@suse.cz>
4385 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4386 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4387 function so we are sure we do not dangle it forever.
4388 * function.c (outer_function_chain, find_function_data): Remove.
4389 (function_context_stack): New.
4390 (push_function_context, pop_function_context): Update.
4391 * function.h (struct function): Remove pointer outer.
4392 (outer_function_chain, find_function_data): Remove.
4393 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4395 2008-09-11 Jan Hubicka <jh@suse.cz>
4398 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4400 2008-09-11 Jan Hubicka <jh@suse.cz>
4402 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4404 2008-09-11 Jan Hubicka <jh@suse.cz>
4406 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4407 (free_var_map_entry): New function.
4408 (redirect_edge_var_map_destroy): Use it.
4410 2008-09-11 Jan Hubicka <jh@suse.cz>
4413 * tree-inline.c (add_lexical_block): Replace with ...
4414 (prepend_lexical_block): ... prepend at begginig.
4415 (remap_blocks): Use it and reverse later.
4416 (expand_call_inline): Use prepend_lexical_block.
4418 2008-09-11 Jan Hubicka <jh@suse.cz>
4420 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4422 2008-09-11 Jan Hubicka <jh@suse.cz>
4424 * function.c (free_after_compilation): Call insn_locators_free.
4425 * cfglayout.c (insn_locators_free): New function.
4426 * rtl.h (insn_locators_free): Declare.
4428 2008-09-11 Jan Hubicka <jh@suse.cz>
4430 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4432 (cond_move_process_if_block): Update call.
4434 2008-09-11 Jan Hubicka <jh@suse.cz>
4436 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4437 * vec.c: Include hashtab.h
4438 (vec_descriptor, ptr_hash_entry): New structures.
4439 (vec_desc_hash, vec_ptr_map): New static variables.
4440 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4441 register_overhead, free_overhead, vec_heap_free): New functions.
4442 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4443 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4444 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4447 2008-09-11 Ira Rosen <irar@il.ibm.com>
4449 PR tree-optimization/37474
4450 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4451 length of load permutation.
4453 2008-09-11 Andreas Schwab <schwab@suse.de>
4455 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4457 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4460 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4461 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4462 simplify_gen_subreg.
4464 2008-09-11 Ira Rosen <irar@il.ibm.com>
4466 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4469 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4472 * gimplify.c (gimplify_body): Call default_rtl_profile.
4475 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4476 instead of tok->val.node if not expanding to something else. Handle
4477 intervening CPP_PADDING tokens.
4478 (altivec_categorize_keyword): Remove unneeded comparisons.
4480 2008-09-10 Richard Guenther <rguenther@suse.de>
4482 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4484 2008-09-10 Richard Guenther <rguenther@suse.de>
4487 * tree-inline.c (insert_init_stmt): Make sure to not
4488 insert invalid gimple stores.
4490 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4492 PR tree-optimization/37388
4493 * toplev.c (process_options): Fail and warn when graphite
4494 flags are used, but the compiler has not been configured
4495 with graphite libraries.
4496 * graphite.c (graphite_transform_loops): Remove printfs
4497 to dump_file for the case when graphite is not available.
4499 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4502 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4503 the even element into register.
4504 (ix86_expand_vector_init_general): Don't use
4505 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4506 if we can't move from GPR to SSE register directly.
4508 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4510 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4511 not lose track of the number of NOPs needed. Number of NOPs needed
4512 for sync vs. loads workaround was switched; corrected. Run second
4513 pass for all workarounds. No NOPs needed after call insns. Change
4514 second pass to use find_next_insn_start and find_load helpers in order
4515 to properly detect parallel insns.
4516 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4518 2008-09-10 Jan Hubicka <jh@suse.cz>
4520 * value-prof.c (gimple_ic): Fix tuplification bug.
4521 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4524 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4526 PR tree-optimization/37353
4527 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4528 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4529 calls instead of cond_dead_built_in_calls.
4530 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4531 initalize the vector only before adding first entry. Use VEC_safe_push
4532 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4533 shrink_wrap_conditional_dead_built_in_calls call.
4535 2008-09-10 Ira Rosen <irar@il.ibm.com>
4537 PR tree-optimization/37385
4538 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4539 argument, and use it as a vector type if not NULL.
4540 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4542 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4543 additional argument.
4544 (vectorizable_load): Likewise.
4546 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4548 * config/i386/i386.md (SWI32): New mode iterator.
4549 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4552 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4554 PR rtl-optimization/37435
4555 * caller-save.c (insert_restore, insert_save): Check the mode by
4558 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4561 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4563 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4566 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4568 * doc/invoke.texi (ARM Options): Correct errors in discussion
4569 of -mfloat-abi, -mhard-float, and -msoft-float.
4571 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4572 Jan Hubicka <jh@suse.cz>
4575 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4576 calling gimple_regimplify_operands on it. Iterate over all newly
4577 added statements, not just the last one.
4578 (insert_init_stmt): Insert stmt into seq first, then call
4579 gimple_regimplify_operands on it. Don't create new gimplification
4580 context, nor find referenced vars.
4582 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4585 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4586 to pointer to vector pointer.
4587 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4588 propagate_info_to_inlined_callees): Likewise.
4589 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4590 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4591 ipa_check_create_edge_args.
4592 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4593 argument to pointer to vector pointer.
4594 (cgraph_decide_inlining_of_small_function): Adjust
4595 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4599 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4600 optimizing for size, not speed.
4602 PR rtl-optimization/37408
4603 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4604 if parm is promoted.
4606 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4608 PR tree-optimization/37375
4609 * tree-scalar-evolution.c (scev_info_str): Add field
4611 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4612 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4613 set_instantiated_value): Pass instantiated_below.
4614 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4616 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4617 the definitions are not instantiated.
4619 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4620 (block_before_loop): New.
4621 * tree-data-ref.c (dr_analyze_indices): Update uses of
4623 * graphite.c (block_before_scop): New.
4624 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4625 basic block, not a loop for determining the parameters.
4626 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4628 (idx_record_params, find_params_in_bb, find_scop_parameters,
4629 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4630 to instantiate_scev.
4632 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4634 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4638 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4640 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4641 Check zero freq and increase if necessary.
4643 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4645 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4646 regno is in the right range. Add comments.
4648 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4650 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4652 * mips-tfile.c (copy_object): Cast alloca result to int *.
4653 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4655 Rename class to sclass.
4656 (read_tfile): Cast read_seek return values to proper types.
4657 Cast xcalloc return value to proper type.
4659 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4661 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4662 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4663 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4665 2008-09-09 Jan Hubicka <jh@suse.cz>
4667 * profile.c (is_edge_inconsistent): Add debug output; ignore
4668 negative count on fake edges.
4669 (is_inconsistent): Add debug output.
4671 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4673 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4675 (choose_ready): When first insn is chosen from the ready list, also
4678 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4680 PR rtl-optimization/37360
4681 * haifa-sched.c (max_issue): Do not assert that we never issue more
4682 insns than issue_rate. Add comment.
4684 2008-09-09 Richard Guenther <rguenther@suse.de>
4686 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4687 (verify_types_in_gimple_call): Rename to ...
4688 (verify_gimple_call): ... this. Enhance.
4689 (verify_types_in_gimple_cond): Remove.
4690 (verify_gimple_comparison): New function ...
4691 (verify_types_in_gimple_assign): ... split out from here.
4692 (verify_types_in_gimple_return): Rename to ...
4693 (verify_gimple_return): ... this. Enhance.
4694 (verify_types_in_gimple_switch): Rename to ...
4695 (verify_gimple_switch): ... this. Enhance.
4696 (verify_gimple_goto): New function.
4697 (verify_types_in_gimple_phi): Rename to ...
4698 (verify_gimple_phi): ... this. Enhance.
4699 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4700 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4701 (verify_types_in_gimple_seq_2): Remove cases handled in
4702 verify_types_in_gimple_stmt.
4704 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4706 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4707 (push_multiple_operation, pop_multiple_operation): Set it.
4708 (workaround_rts_anomaly): New function.
4709 (workaround_speculation): New function, broken out of bfin_reorg.
4710 (bfin_reorg): Call the new functions.
4712 2008-09-09 Richard Guenther <rguenther@suse.de>
4716 * gimplify.c (gimplify_conversion): Change conversions of
4717 non-register type to VIEW_CONVERT_EXPRs.
4718 (gimplify_addr_expr): If we need to make the operand
4719 addressable make sure to use a properly initialized
4720 temporary for that so it gets a valid gimple store.
4722 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4724 * function.h (struct function): Add function_start_locus.
4725 * cfgexpand.c (gimple_expand_cfg): Use it.
4726 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4728 2008-09-09 Richard Guenther <rguenther@suse.de>
4730 PR tree-optimization/37433
4731 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4734 2008-09-09 Richard Guenther <rguenther@suse.de>
4736 PR tree-optimization/37387
4737 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4738 and bits to a common type.
4740 2008-09-09 Nick Clifton <nickc@redhat.com>
4742 * config/v850/v850.md (return): Restore frame size restriction.
4744 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4746 * c-common.c (c_expand_decl): Remove.
4747 * c-common.h (anon_aggr_type_p): Remove prototype.
4748 (DECL_ANON_UNION_ELEMS): Remove.
4749 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4750 * c-decl.c (anon_aggr_type_p): Remove.
4751 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4752 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4753 * langhooks.h (struct lang_hooks): Remove expand_decl.
4754 * langhooks.c (lhd_expand_decl): Remove.
4755 * stmt.c (expand_anon_union_decl): Remove.
4756 * tree.h (expand_anon_union_decl): Remove prototype.
4758 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4761 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4763 * config/avr/avr.md (QISI) : Define mode iterator.
4764 (negated_tst<mode>) : Redefine as split using mode macro.
4765 (reversed_tstqi): Define insn as reversed compare with zero.
4766 (reversed_tsthi): Ditto.
4767 (reversed_tstsi): Ditto.
4769 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4772 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4773 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4776 * predict.c (optimize_function_for_size_p): Don't segfault if
4778 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4779 tree_swap_operands_p): Don't test cfun != NULL before calling
4780 optimize_function_for_s*_p.
4782 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4784 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4787 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4789 * crx/crx.h (IRA_COVER_CLASSES): Define.
4791 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4794 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4795 even when a stmt has been gimple_modified_p, but after fold_stmt is
4796 not any longer. Remove unneeded may_have_exposed_new_symbols
4799 2008-09-08 Richard Guenther <rguenther@suse.de>
4801 PR tree-optimization/37421
4802 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4805 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4808 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4810 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4813 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4814 * pa-hpux10.h (LINK_SPEC): Likewise.
4815 * pa-hpux11.h (LINK_SPEC): Likewise.
4817 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4819 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4820 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4822 2008-09-07 Helge Deller <deller@gmx.de>
4824 * pa/linux-atomic.c: New file.
4825 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4826 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4828 2008-09-07 Richard Guenther <rguenther@suse.de>
4829 Ira Rosen <irar@il.ibm.com>
4831 PR tree-optimization/36630
4832 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4833 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4835 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4836 Ira Rosen <irar@il.ibm.com>
4838 PR tree-optimization/35642
4839 * config/rs6000/altivec.md (mulv8hi3): Implement.
4841 2008-09-06 Jeff Law <law@redhat.com>
4843 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4845 2008-09-06 Jan Hubicka <jh@suse.cz>
4847 PR tree-optimization/14703
4848 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4850 * passes.c (init_optimization_passes): Recompute inline parameters.
4852 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4854 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4857 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4858 Peter Fuerst <post@pfrst.de>
4860 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4861 * doc/extend.texi: Document __builtin_mips_cache.
4862 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4863 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4864 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4865 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4866 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4867 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4868 (set_push_mips_isas): New variable.
4869 (mips_r10k_cache_barrier): New variable.
4870 (cache): New availability predicate.
4871 (mips_builtins): Add an entry for __builtin_mips_cache.
4872 (mips_build_cvpointer_type): New function.
4873 (MIPS_ATYPE_CVPOINTER): New macro.
4874 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4876 (r10k_simplified_address_p, r10k_simplify_address)
4877 (r10k_uncached_address_p, r10k_safe_address_p)
4878 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4879 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4880 (r10k_insert_cache_barriers): New functions.
4881 (mips_reorg_process_insns): Delete cache barriers after a
4882 branch-likely instruction.
4883 (mips_reorg): Call r10k_insert_cache_barriers.
4884 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4885 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4886 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4887 (mips_cache, r10k_cache_barrier): New define_insns.
4889 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4891 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4892 * ira-color.c (setup_allocno_left_conflicts_num): Use
4893 hard_reg_set_equal_p instead of a comparison with
4894 ira_zero_hard_reg_set.
4895 * ira.c (setup_reg_subclasses): Likewise.
4896 (setup_cover_and_important_classes): Likewise.
4897 (setup_class_translate): Likewise.
4898 (setup_reg_class_intersect_union): Likewise.
4899 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4900 (ira_init_once): Don't initialize them.
4902 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4904 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4906 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4908 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4910 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4912 Improved branch hints, safe hints, and scheduling.
4914 * haifa-sched.c (sched_emit_insn) : Define.
4915 * sched-int.h (sched_emit_insn) : Add prototype.
4916 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4917 -mhint-max-distance -msafe-hints) : Document.
4918 * config/spu/spu.c (spu_flag_var_tracking): New.
4919 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4920 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4921 TARGET_ASM_FILE_START): Define.
4922 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4923 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4924 (spu_emit_branch_hint): Add blocks argument.
4925 (insert_branch_hints, insert_nops): Remove.
4926 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4927 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4928 spu_sched_reorder, asm_file_start): New functions.
4929 (clock_var, spu_sched_length, pipe0_clock,
4930 pipe1_clock, prev_clock_var, prev_priority,
4931 spu_ls_first, prev_ls_clock): New static variables.
4932 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4933 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4934 (nopn_nv): Add a non-volatile version of nop.
4935 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4936 -mhint-max-distance, -msafe-hints): New options.
4938 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4939 Samuel Tardieu <sam@rfc1149.net>
4941 * opts.c (decode_options): Combine nested if statements.
4944 * opts.c (decode_options): Handle more relationships among
4945 unit-at-a-time, toplevel-reorder, and section-anchors.
4947 2008-09-05 David Daney <ddaney@avtrex.com>
4949 * doc/install.texi (--enable-reduced-reflection): Document new option.
4951 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4953 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4955 (constantpool_operand): New.
4956 (move_operand): Disallow sub-word modes for the constant pool.
4957 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4958 (xtensa_secondary_reload_class): Replace with....
4959 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4960 Set icode for sub-word reloads from the constant pool.
4961 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4962 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4963 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4964 * config/xtensa/xtensa-protos.h: Update prototypes.
4966 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4968 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4969 (REG_CLASS_NAMES): Update.
4970 (REG_CLASS_CONTENTS): Update.
4971 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4972 of ALL_REGS for regs 77 and 78.
4973 * function.c (instantiate_virtual_regs_in_insn): Assert that
4974 return value of simplify_gen_subreg is not NULL.
4976 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4978 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4979 (gen_rtvec_v): Fix coding standards.
4981 2008-09-04 Jan Hubicka <jh@suse.cz>
4983 * i386.c (decide_alg): Be more conservative about optimizing for size.
4985 2008-09-04 Ian Lance Taylor <iant@google.com>
4987 * varasm.c (narrowing_initializer_constant_valid_p): New
4989 (initializer_constant_valid_p): Call it.
4991 2008-09-04 Jeff Law <law@redhat.com>
4993 * fold-const.c (native_encode_real): Fix computation of WORDS.
4994 (native_interpret_real): Likewise.
4996 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4998 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5000 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5002 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5003 that the cost is already taken into account in ira-costs.c
5005 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5007 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5008 ira_debug_copies): New.
5009 (ira_bulid): Call print_copies.
5011 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5013 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5016 * config/rs6000/rs6000.c (optimization_options): Remove check of
5017 flag_toplevel_order.
5019 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5021 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5022 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5023 second operand is a reg_imm10_operand.
5024 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5025 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5026 (*seq_<GPR:mode><GPR2:mode>): Rename to
5027 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5029 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5030 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5032 (*sne_<GPR:mode><GPR2:mode>): Rename to
5033 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5036 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5038 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5039 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5040 combining an arithmetic right shift by more than 31 and a
5041 trunction. Don't match for out-of-range shift amounts. Set
5042 attribute mode to <MODE>.
5043 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5044 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5045 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5046 shifts by less than 32.
5047 (extv): Change predicate on first operand to accept registers.
5048 Change predicate of the other operands from immediate_operand to
5049 const_int_operand. Expand exts when source is a register.
5050 (extzv): Change predicate of the constant operands from
5051 immediate_operand to const_int_operand.
5052 (extzv<mode>): Change predicate of the constant operands from
5053 immediate_operand to const_int_operand and no constraint. Also
5055 (*extzv_trunc<mode>_exts): New pattern.
5057 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5059 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5060 * config/mips/mips-protos.h (mask_low_and_shift_p,
5061 mask_low_and_shift_len): Declare.
5062 * config/mips/mips.c (mask_low_and_shift_p,
5063 mask_low_and_shift_len): New functions.
5064 (mips_print_operand): Handle new operand prefix "m".
5065 * config/mips/mips.md (*cins<mode>): New pattern.
5067 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5069 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5070 optimizing for size.
5072 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5074 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5075 regardless of epilogue_completed.
5077 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5080 * ira-lives.c (process_bb_node_lives): Check setjmp.
5082 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5085 * ira-build.c (form_loop_tree): Reverse BB walk.
5086 (create_bb_allocnos): Likewise.
5087 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5088 (mark_reg_store): Rename to...
5089 (mark_ref_live): ...this and take a df_ref argument instead of
5090 note_stores arguments. Assert that we have a register.
5091 (mark_reg_clobber): Delete.
5092 (def_conflicts_with_inputs_p): New function.
5093 (mark_reg_conflicts): Delete.
5094 (mark_reg_death): Rename to...
5095 (mark_ref_dead): ...this and take a df_ref argument instead of
5096 a register. Assert that we have a register.
5097 (process_bb_node_lives): Hoist frequency calculation out of
5098 instruction walk. Convert from a forwards scan to a backwards scan.
5099 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5100 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5101 (create_allocno_live_ranges): Don't create regs_set.
5103 2008-09-04 Ian Lance Taylor <iant@google.com>
5105 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5106 or REG_LABEL_TARGET.
5107 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5108 comparing MODE with MEM.
5109 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5110 comparing with GF_PREDICT_TAKEN.
5111 (gimple_get_lhs): Change code to enum gimple_code.
5112 (gimple_set_lhs): Likewise.
5113 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5114 * omp-low.c (find_omp_clause): Change kind parameter to enum
5116 * tree-flow.h (find_omp_clause): Update declaration.
5117 * regrename.c (clear_dead_regs): Change kind parameter to enum
5119 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5121 * see.c (see_get_extension_data): Change return type to enum
5122 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5123 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5124 (see_gen_normalized_extension): Change extension_code parameter to
5126 (see_seek_pre_extension_expr): Change extension_code to enum
5128 (see_merge_one_def_extension): Likewise.
5129 (see_handle_relevant_defs): Likewise.
5130 (see_handle_relevant_uses): Likewise.
5131 (see_analyze_one_def): Likewise.
5132 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5133 GIMPLE_ASM rather than ASM_EXPR.
5134 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5135 GIMPLE_RETURN rather than RETURN_EXPR.
5136 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5137 (evaluate_stmt): Likewise.
5138 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5139 to enum vect_relevant.
5140 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5141 compare gimple codes with tree codes.
5143 2008-09-04 Paul Brook <paul@codesourcery.com>
5145 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5147 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5149 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5150 pointer check lost in the recent no-unit-at-a-time patch.
5152 2008-09-04 Jan Hubicka <jh@suse.cz>
5155 * tree-switch-conversion.c (check_final_bb): Accept only IP
5158 2008-09-04 Jan Hubicka <jh@suse.cz>
5160 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5162 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5163 using_ranges argument.
5164 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5165 (vrp_visit_cond_stmt): Update call of
5166 vrp_evaluate_conditional_warnv_with_ops
5168 2008-09-04 Jan Hubicka <jh@suse.cz>
5170 PR tree-optimization/37345
5171 PR tree-optimization/37358
5172 PR tree-optimization/37357
5173 * tree.c (build_function_type_skip_args): Build distinct type copy;
5175 (build_function_decl_skip_args): Set type of new decl not orig decl;
5176 clear DECL_VINDEX for methods turned into functions.
5178 2008-09-04 Nick Clifton <nickc@redhat.com>
5180 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5181 * configure: Regenerate.
5182 * config.in: Regenerate.
5183 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5184 alignment field, if it is supported.
5186 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5188 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5191 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5193 * config/rs6000/rs6000.c (processor_target_table): Do not
5194 enable VMX for POWER6.
5196 2008-09-03 Anton Blanchard <anton@samba.org>
5198 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5199 emit memory barrier before operation.
5201 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5204 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5205 default_elf_asm_output_external.
5207 2008-09-03 Jeff Law <law@redhat.com>
5209 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5211 2008-09-03 Richard Henderson <rth@redhat.com>
5213 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5214 memory barrier to below the test-and-set.
5215 (alpha_split_lock_test_and_set_12): Likewise.
5217 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5221 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5224 * ira-color.c (print_loop_title): Use all_allocnos.
5225 (color_pass): Ditto. Don't add border_allocnos. Check that
5226 subloop allocno in the correspdoning bitmap all_allocnos.
5228 * ira-emit.c (change_loop): Use all_allocnos.
5230 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5231 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5232 (create_cap_allocno): Remove setting mentioned_allocnos.
5233 (create_insn_allocnos): Ditto.
5234 (remove_unnecessary_allocnos): Use all_allocnos.
5235 (check_allocno_creation): Check that allocnos are in the
5236 corresponding bitmap all_allocnos.
5238 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5242 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5243 (process_regs_for_copy): Process subregs. Refine check when cost
5244 is taken into account in ira-costs.c.
5245 (process_reg_shuffles): Use REG_SUBREG_P.
5246 (add_insn_allocno_copies): Ditto. Ignore modes.
5248 * ira-color.c (conflict_allocno_vec): New.
5249 (COST_HOP_DIVISOR): New macro.
5250 (update_copy_costs_1): Use it.
5251 (update_conflict_hard_regno_costs): New function.
5252 (assign_hard_reg): Use it.
5253 (ira_color): Allocate and free conflict_allocno_vec.
5255 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5259 * ira-int.h (ira_sort_insn_chain): Remove.
5261 * ira.c (basic_block_order_nums, chain_insn_order,
5262 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5263 (ira): Don't call ira_sort_insn_chain.
5265 * reload1.c (reload): Don't call ira_sort_insn_chain.
5267 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5270 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5271 which become non throw.
5272 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5273 update_call_expr after updating the flags on the decl.
5275 2008-09-03 Jan Hubicka <jh@suse.cz>
5277 PR tree-optimization/37315
5278 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5279 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5280 (cgraph_analyze_functions): Use node->analyzed
5281 (cgraph_mark_functions_to_output): Likewise.
5282 (cgraph_expand_function): All functions can be released after
5284 (cgraph_optimize): Use gimple_has_body_p.
5285 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5286 (cgraph_decide_inlining_incrementally): Likewise.
5287 (inline_transform): Inline transform.
5288 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5290 (inlinable_function_p): Drop gimple_body check.
5291 (expand_call_inline): Use gimple_has_body_p.
5292 * gimple.c (gimple_has_body_p): New.
5293 * gimple.h (gimple_has_body_p): Add prototype.
5294 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5295 (dump_function_to_file): Use gimple_has_body_p check.
5297 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5300 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5302 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5304 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5306 From Michael Frysinger <michael.frysinger@analog.com>
5307 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5308 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5311 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5314 * doc/extend.texi: Document picoChip builtin functions.
5315 * doc/invoke.texi: Document picoChip options.
5316 * doc/contrib.texi: Add picoChip contribution.
5317 * doc/md.texi: Document picoChip constraints.
5318 * config.gcc: Add picochip-*-*.
5319 * config/picochip/: Add new port.
5321 2008-09-03 Richard Guenther <rguenther@suse.de>
5323 PR tree-optimization/37328
5324 * tree-sra.c (sra_build_assignment): Gimplify properly.
5325 (generate_copy_inout): Take the correct stmt as definition,
5326 remove bogus assert.
5328 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5330 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5333 From Michael Frysinger <michael.frysinger@analog.com>
5334 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5336 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5338 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5339 (__gthread_setspecific): Revert 2008-08-31 change to
5340 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5342 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5344 * diagnostic.c (error_at): New.
5345 * toplev.h (error_at): New prototype.
5346 * c-typeck.c (build_array_ref): Call error_at instead of error.
5347 Pass location to pedwarn.
5349 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5351 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5353 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5355 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5356 VAR_DECL and CONST_DECL.
5358 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5359 Jakub Jelinek <jakub@redhat.com>
5361 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5362 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5363 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5364 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5365 Don't set ix86_save_varrargs_registers.
5366 (ix86_setup_incoming_varargs): Assume cum != NULL.
5367 (ix86_va_start): Check ix86_varargs_gpr_size and
5368 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5369 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5370 from frame pointer if ix86_varargs_gpr_size == 0.
5371 (ix86_compute_frame_layout): Updated.
5372 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5373 (ix86_varargs_gpr_size): Define.
5374 (ix86_varargs_fpr_size): Likewise.
5375 (machine_function): Remove save_varrargs_registers.
5376 Add varargs_gpr_size and varargs_fpr_size.
5378 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5380 * config/alpha/alpha.c (va_list_skip_additions,
5381 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5382 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5385 PR tree-optimization/36766
5386 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5387 for already removed basic blocks.
5390 * real.c (real_maxval): Clear a lower bit to make real_maxval
5391 match get_max_float for IBM long double format.
5393 2008-09-02 Andreas Schwab <schwab@suse.de>
5395 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5396 * configure: Regenerate.
5398 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5400 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5401 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5402 checking for a non-VOID CONSTANT_P.
5404 2008-09-02 Jan Hubicka <jh@suse.cz>
5406 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5407 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5410 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5412 * expr.c (emit_group_store): Don't assert stack temp mode size.
5414 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5415 Tobias Grosser <grosser@fim.uni-passau.de>
5416 Jan Sjodin <jan.sjodin@amd.com>
5417 Harsha Jagasia <harsha.jagasia@amd.com>
5418 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5419 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5420 Adrien Eliche <aeliche@isty.uvsq.fr>
5422 Merge from graphite branch.
5425 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5426 * doc/invoke.texi (-floop-block, -floop-interchange,
5427 -floop-strip-mine): Document new flags.
5428 * tree-into-ssa.c (gimple_vec): Moved...
5429 * tree-loop-distribution.c (rdg_component): Moved...
5430 * cfgloopmanip.c: Include tree-flow.h.
5431 (update_dominators_in_loop): New.
5432 (create_empty_if_region_on_edge): New.
5433 (create_empty_loop_on_edge): New.
5434 (loopify): Use update_dominators_in_loop.
5435 * tree-pass.h (pass_graphite_transforms): Declared.
5436 * configure: Regenerate.
5437 * tree-phinodes.c (make_phi_node): Export.
5438 (add_phi_node_to_bb): New, split from create_phi_node.
5439 * tree-chrec.c (for_each_scev_op): New.
5440 * tree-chrec.h (for_each_scev_op): Declared.
5441 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5442 (remove_statement): Call get_phi_with_result.
5443 * config.in (HAVE_cloog): Undef.
5444 * gdbinit.in (pgg): New.
5445 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5446 * tree-ssa-loop.c (graphite_transforms): New.
5447 (gate_graphite_transforms): New.
5448 (pass_graphite_transforms): New.
5449 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5450 HAVE_cloog): Defined.
5451 * tree-vectorizer.c (rename_variables_in_bb): Export.
5452 * tree-data-ref.c (dr_may_alias_p): Export.
5453 (stmt_simple_memref_p): New.
5454 (find_data_references_in_stmt): Export.
5455 (find_data_references_in_loop): Export.
5456 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5457 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5458 (create_rdg_vertices): Export.
5459 (build_empty_rdg): New.
5460 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5461 * tree-data-ref.h (rdg_component): ... here.
5463 (struct data_reference): Add a field scop.
5465 (find_data_references_in_loop): Declared.
5466 (find_data_references_in_stmt): Declared.
5467 (create_rdg_vertices): Declared.
5468 (dr_may_alias_p): Declared.
5469 (stmt_simple_memref_p): Declared.
5470 (struct rdg_edge): Add a field ddr_p relation.
5471 (build_empty_rdg): Declared.
5472 * lambda.h (lambda_matrix): Declare a VEC of.
5473 (find_induction_var_from_exit_cond): Declared.
5474 (lambda_vector_compare): New.
5475 * common.opt (fgraphite, floop-strip-mine,
5476 floop-interchange, floop-block): New flags.
5477 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5478 * cfgloop.c (is_loop_exit): New.
5479 * cfgloop.h (is_loop_exit): Declared.
5480 (create_empty_if_region_on_edge): Declared.
5481 (create_empty_loop_on_edge): Declared.
5482 * tree-flow.h (add_phi_node_to_bb): Declared.
5483 (make_phi_node): Declared.
5484 (rename_variables_in_bb): Declared.
5485 (perfect_loop_nest_depth): Declared.
5486 (graphite_transform_loops): Declared.
5487 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5488 (graphite.o-warn): Add -Wno-error.
5489 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5490 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5491 (INCLUDES): Add PPLINC, CLOOGINC.
5492 (OBJS-common): Add graphite.o.
5493 (graphite.o): Add rule.
5494 * gimple.h (gimple_vec): ... here.
5495 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5496 * passes.c (init_optimization_passes): Schedule
5497 pass_graphite_transforms.
5499 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5502 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5503 and -fno-toplevel-reorder after handle_options.
5505 2008-09-02 Paul Brook <paul@codesourcery.com>
5507 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5508 (arm_override_options): Set arm_tune_cortex_a9.
5509 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5510 (arm_issue_rate): Handle cortexa9.
5511 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5512 * config/arm/arm-cores.def: Add cortex-a9.
5513 * config/arm/arm-tune.md: Regenerate.
5514 * config/arm/arm.md: Include cortex-a9.md.
5515 (generic_sched, generic_vfp): Add cortexa9.
5516 * config/arm/cortex-a9.md: New file.
5518 2008-09-02 Richard Guenther <rguenther@suse.de>
5520 PR tree-optimization/37327
5521 * tree-vrp.c (register_new_assert_for): Make sure to not have
5522 TREE_OVERFLOW set on the bound.
5524 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5526 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5528 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5529 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5532 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5534 * gcc/config/spu/spu.md (divdf3): Removed.
5536 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5538 PR tree-optimization/37095
5539 * cgraph.c (cgraph_node): When creating new cgraph node after
5540 assembler_name_hash has been populated, record it in the hash
5543 2008-09-01 Paul Brook <paul@codesourcery.com>
5545 * doc/invoke.texi: Document -mword-relocations.
5546 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5547 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5548 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5549 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5550 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5551 (arm_emit_movpair): New function.
5552 (arm_print_operand <c>): Handle sybolic addresses.
5553 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5554 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5555 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5556 * config/arm/arm.opt: Add -mword-relocations.
5557 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5558 (arm_movt, arm_movw): New.
5560 2008-09-01 Paul Brook <paul@codesourcery.com>
5562 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5563 Allow Interworking on ARMv4 EABI based targets.
5564 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5565 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5567 2008-09-01 Paul Brook <paul@codesourcery.com>
5569 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5570 optimized LT0 test. Remove optimization for GT.
5572 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5574 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5575 openmp applications.
5576 * pa-hpux11.h (LIB_SPEC): Likewise.
5578 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5581 2008-09-01 Jan Hubicka <jh@suse.cz>
5583 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5584 present, use only counts; when guessed use only frequencies.
5585 (estimate_bb_frequencies): Use function_frequency.
5586 * profile.c (compute_branch_probabilities): Exit early when
5587 profile reading failed. Set profile_status.
5588 (branch_prob): Do not set profile_status.
5590 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5592 * tree.c (protected_set_expr_location): New.
5593 * tree.h (protected_set_expr_location): New prototype.
5594 * c-tree.h (build_array_ref): Add argument.
5595 (parser_build_unary_op): Same.
5596 * c-typeck.c (build_indirect_ref): Handle new location argument.
5597 (build_array_ref): Same.
5598 (parser_build_unary_op): Same.
5599 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5601 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5603 * c-common.c (finish_label_address_expr): Handle new location argument.
5604 * c-common.h (build_indirect_ref): Add argument.
5605 (finish_label_address_expr): Same.
5606 * c-parser.c (c_parser_unary_expression): Pass location to build
5608 (c_parser_postfix_expression): Same.
5610 2008-09-01 Paul Brook <paul@codesourcery.com>
5612 * config/arm/arm.md: Include cortex-r4f.md.
5613 (attr fpu): Update type list.
5614 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5615 fconstd, fcmps and fcmpd.
5616 (attr tune_cortexr4): Define.
5617 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5618 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5619 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5620 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5621 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5622 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5623 cortex_a8_vfp_farith: Ditto.
5624 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5625 * config/arm/cortex-r4.md: Use tune_cortexr4.
5626 * config/arm/cortex-r4f.md: New file.
5628 2008-09-01 Richard Guenther <rguenther@suse.de>
5630 PR tree-optimization/37305
5631 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5632 the result of constant conversions.
5633 (fold_gimple_assign): Likewise.
5635 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5637 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5638 #ifdef ENABLE_CHECKING.
5640 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5642 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5643 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5644 when !INSN_SCHEDULING.
5646 2008-09-01 Andreas Schwab <schwab@suse.de>
5648 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5650 2008-09-01 Paul Brook <paul@codesourcery.com>
5652 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5654 2008-09-01 Jan Hubicka <jh@suse.cz>
5656 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5658 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5660 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5661 * gimplify.c (gimplify_init_constructor): Add speed operand.
5662 * tree-sra.c (decide_block_copy): Likewise.
5663 * tree-inline.c (estimate_move_cost): Likewise.
5664 * config/alpha/alpha.h (MOVE_RATIO): Update.
5665 * config/frv/frv.c (MOVE_RATIO): Update.
5666 * config/spu/spu.h (MOVE_RATIO): Update.
5667 * config/sparc/sparc.h (MOVE_RATIO): Update.
5668 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5669 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5670 * config/cris/cris.h (MOVE_RATIO): Update.
5671 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5672 * config/arm/arm.h (MOVE_RATIO): Update.
5673 * config/pa/pa.md: Update uses of MOVE_RATIO
5674 * config/pa/pa.h (MOVE_RATIO): Update.
5675 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5676 CLEAR_RATIO, SET_RATIO): Update.
5677 * config/h8300/h8300.h (MOVE_RATIO): Update.
5678 * config/v850/v850.h (MOVE_RATIO): Update.
5679 * config/bfin/bfin.h (MOVE_RATIO): Update.
5681 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5682 Dmitry Melnik <dm@ispras.ru>
5683 Dmitry Zhurikhin <zhur@ispras.ru>
5684 Alexander Monakov <amonakov@ispras.ru>
5685 Maxim Kuvyrkov <maxim@codesourcery.com>
5687 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5688 sel-sched-dump.c, sel-sched-ir.c: New files.
5689 * Makefile.in (OBJS-common): Add selective scheduling object files.
5690 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5691 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5692 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5693 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5694 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5695 (make_forwarder_block): Update loop latch if we have redirected
5696 the loop latch edge.
5697 * cfgloop.c (get_loop_body_in_custom_order): New function.
5698 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5699 (CP_FALLTHRU_PREHEADERS): Likewise.
5700 (get_loop_body_in_custom_order): Declare.
5701 * cfgloopmanip.c (has_preds_from_loop): New.
5702 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5703 Assert that the preheader edge will be fall thru when it is set.
5704 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5705 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5706 fsel-sched-substitution, fselective-scheduling): New flags.
5707 * cse.c (hash_rtx_cb): New.
5709 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5710 sel_sched_insn_cnt): New counters.
5711 * final.c (compute_alignments): Export. Free dominance
5712 info after loop_optimizer_finalize.
5713 * genattr.c (main): Output maximal_insn_latency prototype.
5714 * genautomata.c (output_default_latencies): New.
5715 Factor its code from ...
5716 (output_internal_insn_latency_func): ... here.
5717 (output_internal_maximal_insn_latency_func): New.
5718 (output_maximal_insn_latency_func): New.
5719 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5720 (struct hard_reg_set_iterator): New.
5721 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5722 hard_reg_set_iter_next): New functions.
5723 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5724 * lists.c (remove_free_INSN_LIST_node,
5725 remove_free_EXPR_LIST_node): New functions.
5726 * loop-init.c (loop_optimizer_init): When
5727 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5728 calling create_preheaders.
5729 (loop_optimizer_finalize): Do not verify flow info after reload.
5730 * recog.c (validate_replace_rtx_1): New parameter simplify.
5731 Default it to true. Update all uses. Factor out simplifying
5733 (simplify_while_replacing): ... this new function.
5734 (validate_replace_rtx_part,
5735 validate_replace_rtx_part_nosimplify): New.
5736 * recog.h (validate_replace_rtx_part,
5737 validate_replace_rtx_part_nosimplify): Declare.
5738 * rtl.c (rtx_equal_p_cb): New.
5739 (rtx_equal_p): Use it.
5740 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5741 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5742 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5743 * vecprim.h: Add a vector type for unsigned int.
5744 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5745 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5746 ready_try, cycle_issued_insns, spec_info): Make global.
5747 (readyp): Initialize.
5748 (dfa_lookahead): New global variable.
5749 (old_max_uid, old_last_basic_block): Remove.
5750 (h_i_d): Make it a vector.
5751 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5753 (after_recovery, adding_bb_to_current_region_p):
5754 New variables to handle correct insertion of the recovery code.
5755 (struct ready_list): Move declaration to sched-int.h.
5756 (rgn_n_insns): Removed.
5757 (rtx_vec_t): Move to sched-int.h.
5758 (find_insn_reg_weight): Remove.
5759 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5760 (haifa_init_h_i_d, haifa_finish_h_i_d):
5761 New functions to initialize / finalize haifa instruction data.
5762 (extend_h_i_d, init_h_i_d): Rewrite.
5763 (unlink_other_notes): Move logic to add_to_note_list. Handle
5764 selective scheduler.
5765 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5766 find_fallthru_edge): Make global, remove static prototypes.
5767 (max_issue): Make global. Add privileged_n and state parameters. Use
5769 (extend_global, extend_all): Removed.
5770 (init_before_recovery): Add new param. Fix the handling of the case
5771 when we insert a recovery code before the EXIT which has a predecessor
5772 with a fallthrough edge to it.
5773 (create_recovery_block): Make global. Rename to
5774 sched_create_recovery_block. Update.
5775 (change_pattern): Rename to sched_change_pattern. Make global.
5776 (speculate_insn): Rename to sched_speculate_insn. Make global.
5777 Split haifa-specific functionality into ...
5778 (haifa_change_pattern): New static function.
5779 (sched_extend_bb): New static function.
5780 (sched_init_bbs): New function.
5781 (current_sched_info): Change type to struct haifa_sched_info.
5782 (insn_cost): Adjust for selective scheduling.
5783 (dep_cost_1): New function. Move logic from ...
5784 (dep_cost): ... here.
5785 (dep_cost): Use dep_cost_1.
5786 (contributes_to_priority_p): Use sched_deps_info instead of
5788 (priority): Adjust to work with selective scheduling. Process the
5789 corner case when all dependencies don't contribute to priority.
5790 (rank_for_schedule): Use ds_weak instead of dep_weak.
5791 (advance_state): New function. Move logic from ...
5792 (advance_one_cycle): ... here.
5793 (add_to_note_list, concat_note_lists): New functions.
5794 (rm_other_notes): Make static. Adjust for selective scheduling.
5795 (remove_notes, restore_other_notes): New functions.
5796 (move_insn): Add two arguments. Update assert. Don't call
5798 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5799 Remove more_issue, max_points. Move the code to initialize
5800 max_lookahead_tries to max_issue.
5801 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5802 ready. Adjust use of move_insn. Call restore_other_notes.
5804 (sched_init, sched_finish): Move Haifa-specific initialization/
5806 (haifa_sched_init, haifa_sched_finish): ... respectively.
5808 (setup_sched_dump): New function.
5809 (haifa_init_only_bb): New static function.
5810 (haifa_speculate_insn): New static function.
5811 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5812 (extend_ready, extend_all): Remove.
5813 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5814 (create_check_block_twin, add_to_speculative_block): Use
5815 haifa_insns_init instead of extend_global. Update to use new
5816 initialization functions. Change parameter. Factor out code from
5817 create_check_block_twin to ...
5818 (sched_create_recovery_edges) ... this new function.
5819 (add_block): Remove.
5820 (sched_scan_info): New.
5821 (extend_bb): Use sched_scan_info.
5822 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5823 static functions for walking through scheduling region.
5824 (sched_luids): New vector variable to replace uid_to_luid.
5825 (luids_extend_insn): New function.
5826 (sched_max_luid): New variable.
5827 (luids_init_insn): New function.
5828 (sched_init_luids, sched_finish_luids): New functions.
5829 (insn_luid): New debug function.
5830 (sched_extend_target): New function.
5831 (haifa_init_insn): New static function.
5832 (sched_init_only_bb): New hook.
5833 (sched_split_block): New hook.
5834 (sched_split_block_1): New function.
5835 (sched_create_empty_bb): New hook.
5836 (sched_create_empty_bb_1): New function.
5837 (common_sched_info, ready): New global variables.
5838 (current_sched_info_var): Remove.
5839 (move_block_after_check): Use common_sched_info.
5840 (haifa_luid_for_non_insn): New static function.
5841 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5842 (increase_insn_priority): New.
5843 * modulo-sched.c: (issue_rate): Remove static declaration.
5844 (sms_sched_info): Change type to haifa_sched_info.
5845 (sms_sched_deps_info, sms_common_sched_info): New variables.
5846 (setup_sched_infos): New.
5847 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5848 Do not call regstat_free_calls_crossed.
5849 (sms_print_insn): Use const_rtx.
5850 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5851 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5852 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5853 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5854 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5855 current_sched_info to use it.
5856 (enum reg_pending_barrier_mode): Move to sched-int.h.
5857 (h_d_i_d): New variable. Initialize to NULL.
5858 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5860 (estimate_dep_weak): Remove static declaration.
5861 (sched_has_condition_p): New function. Adjust users of
5862 sched_get_condition to use it instead.
5863 (conditions_mutex_p): Add arguments indicating which conditions are
5865 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5866 argument to indicate whether returned condition is reversed. Do not
5867 generate new rtx when condition should be reversed; indicate it by
5868 setting new argument instead.
5869 (add_dependence_list_and_free): Add deps parameter.
5870 Update all users. Do not free dependence list when
5871 deps context is readonly.
5872 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5874 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5875 (remove_from_deps): New. Use the above functions.
5876 (cur_insn, can_start_lhs_rhs_p): New static variables.
5877 (add_or_update_back_dep_1): Initialize present_dep_type.
5878 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5879 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5880 haifa_note_dep): New functions implementing dependence hooks for
5881 the Haifa scheduler.
5882 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5883 note_dep): New functions.
5884 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5886 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5887 (free_deps): Initialize deps->reg_last.
5888 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5889 sched_analyze_insn): Update to use dependency hooks infrastructure
5890 and readonly contexts.
5891 (deps_analyze_insn): New function. Move part of logic from ...
5892 (sched_analyze): ... here. Also move some logic to ...
5893 (deps_start_bb): ... here. New function.
5894 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5896 (sched_deps_init): New function. Move code from ...
5897 (init_dependency_caches): ... here. Remove.
5898 (init_deps_data_vector): New.
5899 (sched_deps_finish): New function. Move code from ...
5900 (free_dependency_caches): ... here. Remove.
5901 (init_deps_global, finish_deps_global): Adjust for use with
5902 selective scheduling.
5903 (get_dep_weak): Move logic to ...
5904 (get_dep_weak_1): New function.
5905 (ds_merge): Move logic to ...
5906 (ds_merge_1): New static function.
5907 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5908 (ds_get_max_dep_weak): New function.
5909 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5910 (n_insns): Rename to rgn_n_insns.
5911 (debug_ebb_dependencies): New function.
5912 (init_ready_list): Use it.
5913 (begin_schedule_ready): Use sched_init_only_bb.
5914 (ebb_print_insn): Indicate when an insn starts a new cycle.
5915 (contributes_to_priority, compute_jump_reg_dependencies,
5916 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5917 (add_block1): Remove to ebb_add_block.
5918 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5919 (schedule_ebb): Initialize them. Use remove_notes instead of
5920 rm_other_notes. Use haifa_local_init/finish.
5921 (schedule_ebbs): Use haifa_sched_init/finish.
5922 * sched-int.h: Include vecprim.h, remove rtl.h.
5923 (struct ready_list): Delete declaration.
5924 (sched_verbose_param, enum sched_pass_id_t,
5925 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5926 (struct sched_scan_info_def): New structure.
5927 (sched_scan_info, sched_scan, sched_init_bbs,
5928 sched_init_luids, sched_finish_luids, sched_extend_target,
5929 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5930 (struct common_sched_info_def): New.
5931 (common_sched_info, haifa_common_sched_info,
5932 sched_emulate_haifa_p): Declare.
5934 (sched_luids): Declare.
5935 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5936 (sched_max_luid, insn_luid): Declare.
5937 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5938 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5939 print_insn, print_pattern, print_value, haifa_classify_insn,
5940 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5941 setup_sched_dump, sched_init, sched_finish,
5942 sel_insn_is_speculation_check): Export.
5943 (struct ready_list): Move from haifa-sched.c.
5944 (ready_try, ready, max_issue): Export.
5945 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5946 sched_init_only_bb, sched_split_block, sched_split_block_1,
5947 sched_create_empty_bb, sched_create_empty_bb_1,
5948 sched_create_recovery_block, sched_create_recovery_edges): Export.
5949 (enum reg_pending_barrier_mode): Export.
5950 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5952 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5953 print_insn field. Move add_block and fix_recovery_cfg to
5954 common_sched_info_def. Move compute_jump_reg_dependencies,
5956 (struct sched_deps_info_def): ... this new structure.
5957 (sched_deps_info): Declare.
5958 (struct spec_info_def): Remove weakness_cutoff, add
5959 data_weakness_cutoff and control_weakness_cutoff.
5960 (spec_info): Declare.
5961 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5963 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5964 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5965 (current_sched_info): Change type to struct haifa_sched_info.
5966 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5967 (h_d_i_d): New variable.
5968 (HDID): New accessor macro.
5969 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5970 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5972 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5973 (enum SCHED_FLAGS): Update for selective scheduler.
5974 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5975 (init_dependency_caches, free_dependency_caches): Delete declarations.
5976 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5977 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5978 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5979 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5980 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5982 (rm_other_notes): Delete declaration.
5983 (schedule_block): Remove one argument.
5984 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5985 ready_element, ready_lastpos, sched_extend_ready_list,
5986 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5987 concat_note_lists): Export.
5988 (struct region): Move from sched-rgn.h.
5989 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5990 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5991 BLOCK_TO_BB, CONTAINING_RGN): Export.
5992 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5993 (current_nr_blocks, current_blocks, target_bb): Likewise.
5994 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5995 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5996 sched_rgn_local_init, extend_regions,
5997 rgn_make_new_region_out_of_new_block, compute_priorities,
5998 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5999 extend_rgns, deps_join rgn_setup_common_sched_info,
6000 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6001 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6002 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6003 increase_insn_priority): Likewise.
6004 * sched-rgn.c: Include sel-sched.h.
6005 (ref_counts): New static variable. Use it ...
6006 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6007 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6008 (sched_is_disabled_for_current_region_p): Delete static declaration.
6009 (struct region): Move to sched-int.h.
6010 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6011 ebb_head): Define and initialize.
6012 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6013 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6014 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6016 (find_single_block_region): Add new argument to indicate that EBB
6017 regions should be constructed.
6018 (debug_live): Delete declaration.
6019 (current_nr_blocks, current_blocks, target_bb):
6020 Remove static qualifiers.
6021 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6023 (init_regions): Delete declaration.
6024 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6025 rgn_estimate_number_of_insns): New.
6026 (too_large): Use estimate_number_of_insns.
6027 (haifa_find_rgns): New. Move the code from ...
6028 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6029 (free_trg_info): New.
6030 (compute_trg_info): Allocate candidate tables here instead of ...
6031 (init_ready_list): ... here.
6032 (rgn_print_insn): Use const_rtx.
6033 (contributes_to_priority, extend_regions): Delete static declaration.
6034 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6035 (add_block1): Rename to rgn_add_block.
6036 (debug_rgn_dependencies): Delete static qualifier.
6037 (new_ready): Use sched_deps_info. Simplify.
6038 (rgn_common_sched_info, rgn_const_sched_deps_info,
6039 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6041 (region_sched_info): Rename to rgn_const_sched_info.
6042 (deps_join): New, extracted from ...
6043 (propagate_deps): ... here.
6044 (compute_block_dependences, debug_dependencies): Update for selective
6046 (free_rgn_deps, compute_priorities): New functions.
6047 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6048 sched_rgn_compute_dependencies): New functions.
6049 (schedule_region): Use them.
6050 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6051 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6053 (schedule_insns): Call new functions that were split out.
6054 (rgn_make_new_region_out_of_new_block): New.
6055 (get_rgn_sched_max_insns_priority): New.
6056 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6057 scheduling when appropriate.
6058 * sched-vis.c: Include insn-attr.h.
6059 (print_value, print_pattern): Make global.
6060 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6061 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6062 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6063 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6064 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6065 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6066 hooks. Initialize them to 0.
6067 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6068 * target.h (struct gcc_target): Add them. Rename gen_check field to
6070 * flags.h (sel_sched_switch_set): Declare.
6071 * opts.c (sel_sched_switch_set): New variable.
6072 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6073 pipelining is disabled from command line.
6074 (common_handle_option): Record whether selective scheduling is
6075 requested from command line.
6076 * doc/invoke.texi: Document new flags and parameters.
6077 * doc/tm.texi: Document new target hooks.
6078 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6080 (dfa_state_size): Do not declare locally.
6081 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6082 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6083 rs6000_alloc_sched_context, rs6000_set_sched_context,
6084 rs6000_free_sched_context): New functions.
6085 (struct _rs6000_sched_context): New.
6086 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6088 (rs6000_sched_finish): Do not run for selective scheduling.
6090 2008-08-31 Jan Hubicka <jh@suse.cz>
6092 * frv.c (frv_rtx_costs): Update forward declaration.
6093 * spu.c (spu_rtx_costs): Likewise.
6094 * pdp11.c: Include df.h
6095 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6096 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6097 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6098 * iq2000.c (iq2000_address_cost): Add speed argument.
6099 (iq2000_rtx_costs): Likewise.
6100 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6101 update call of mn10300_address_cost.
6102 * mcore.c: Include df.h
6103 (mcore_rtx_costs): Update prototype.
6104 * score3.c: Include df.h
6105 (score3_rtx_costs): Remove speed argument.
6106 * score7.c: Include df.h
6107 (score7_address_cost): Remove speed argument.
6108 * score-protos.h (score_address_cost): Update prototype.
6109 * score.c: Include df.h
6110 (score_rtx_costs): Update call of costs functions.
6111 * v850.c (v850_rtx_costs): Add bool argument.
6113 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6115 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6117 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6119 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6120 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6122 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6124 * mkmap-flat.awk: Add option pe_dll.
6125 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6126 * config/i386/t-cygwin (SHLIB_LC): Add.
6127 * config/i386/t-mingw32 (SHLIB_LC): Add.
6128 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6129 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6130 (LINK_SPEC): Support libgcc_s.
6131 (LIBGCC_SPEC): Support libgcc_s.
6132 (LIBGCC_SONAME): New.
6134 2008-08-31 Jan Hubicka <jh@suse.cz>
6136 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6137 mistakely had old version of patch.
6139 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6140 (ipcp_estimate_growth): New.
6141 (ipcp_insert_stage): Use ipcp_estimate_growth.
6142 * profile.c (branch_prob): When reading failed, do not consider
6145 2008-08-31 Jan Hubicka <jh@suse.cz>
6147 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6148 loop is optimized for speed.
6150 2008-08-31 Richard Guenther <rguenther@suse.de>
6153 * fold-const.c (fold_binary): Retain conversions in folding
6156 2008-08-31 Jan Hubicka <jh@suse.cz>
6158 * postreload-gcse.c (eliminate_partially_redundant_loads):
6159 Use optimize_bb_for_size_p.
6160 * predict.c (maybe_hot_frequency_p): Make inline.
6161 (maybe_hot_count_p): Break out from ...
6162 (maybe_hot_bb_p): ... this one.
6163 (maybe_hot_edge_p): Simplify.
6164 * basic-block.h (probably_cold_bb_p): Remove.
6166 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6169 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6171 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6172 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6173 Also split V4SFmode.
6174 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6177 2008-08-31 Jan Hubicka <jh@suse.cz>
6179 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6181 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6183 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6186 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6189 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6190 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6192 2008-08-31 Jan Hubicka <jh@suse.cz>
6194 * sparc.h (BRANCH_COST): Fix macro definition.
6195 * avr.c (avr_operand_rtx_cost): Add speed argument.
6196 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6198 2008-08-31 Richard Guenther <rguenther@suse.de>
6200 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6201 types instead of operands. Re-instantiate verifying of
6202 binary expression operands.
6204 2008-08-30 Jan Hubicka <jh@suse.cz>
6206 * fwprop.c (should_replace_address): Add speed attribute.
6207 (PR_OPTIMIZE_FOR_SPEED): New flag.
6208 (propagate_rtx_1): Use it.
6209 (propagate_rtx): Set it.
6210 (try_fwprop_subst): Update call of rtx_costs.
6211 (forward_propagate_and_simplify): LIkewise.
6212 * hooks.c (hook_int_rtx_bool_0): New
6213 (hook_bool_rtx_int_int_intp_false): Replace by ...
6214 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6215 * hooks.h (hook_int_rtx_bool_0): New
6216 (hook_bool_rtx_int_int_intp_false): Replace by ...
6217 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6218 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6219 (prepare_cmp_insn): UPdate call of rtx_cost.
6220 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6221 (reload_cse_simplify_operands): Update call of rtx_cost.
6222 (reload_cse_move2add): call of rtx_cost.
6223 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6224 * rtlanal.c (rtx_cost): Add speed argument.
6225 (address_cost): Add speed argument
6226 (default_address_cost): Likewise.
6227 (insn_rtx_cost): Likewise.
6228 * cfgloopanal.c (seq_cost): Add speed argument.
6229 (target_reg_cost, target_spill_cost): Turn to array.
6230 (init_set_costs): Update for speed.
6231 (estimate_reg_pressure_cost): Add speed argument.
6232 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6233 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6234 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6235 (seq_cost): Add speed argument.
6236 (computation_cost): Add speed arugment.
6237 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6238 (force_expr_to_var_cost): Update for profile info.
6239 (force_var_cost): Likewise.
6240 (split_address_cost): Likewise.
6241 (ptr_difference_cost): Likewise.
6242 (difference_cost): Likewise.
6243 (get_computation_cost_at): Likewise.
6244 (determine_iv_cost): Likewise.
6245 (ivopts_global_cost_for_size): Likewise.
6246 (rewrite_use_address): Likewise.
6247 (tree_ssa_iv_optimize_loop): Initialize speed field.
6248 * cse.c (optimize_this_for_speed_p): New static var.
6249 (notreg_cost): Update call of rtx_cost.
6250 (cse_extended_basic_block): set optimize_this_for_speed_p.
6251 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6252 (noce_try_cmove_arith): Likewise.
6253 (noce_try_sign_mask): LIkewise.
6254 * expr.c (compress_float_constant): Update rtx_cost calls.
6255 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6257 (addr_to_parts): Likewise.
6258 (create_mem_ref): Likewise.
6259 * dse.c (find_shift_sequence): Add speed argument.
6260 (replace_read): Update call.
6261 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6262 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6263 * neg_cost, shift_cost, shiftadd_cost,
6264 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6265 mul_highpart_cost): Increase dimension.
6266 (init_expmed): Initialize for both size and speed.
6267 (expand_shift): Use profile.
6268 (synth_mult): Use profile.
6269 (choose_mult_variant): Use profile.
6270 (expand_mult): Use profile.
6271 (expand_mult_highpart_optab): Use profile.
6272 (expand_mult_highpart): Use profile.
6273 (expand_smod_pow2): Use profile.
6274 (expand_divmod): Use profile.
6275 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6277 * loop-invariant.c (create_new_invariant): Use profile.
6278 (gain_for_invariant): Add speed parameter.
6279 (best_gain_for_invariant): Likewise.
6280 (find_invariants_to_move): Likewise.
6281 (move_single_loop_invariants): Set it.
6282 * target-def.h (TARGET_RTX_COSTS): Use hook.
6283 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6284 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6285 * output.h (default_address_cost): Update prototype.
6286 * combine.c (optimize_this_for_speed_p): New static var.
6287 (combine_validate_cost): Update call of rtx_cost.
6288 (combine_instructions): Set optimize_this_for_speed_p.
6289 (expand_compound_operation): Update call of rtx_cost.
6290 (make_extraction):Update call of rtx_cost.
6291 (force_to_mode):Update call of rtx_cost.
6292 (distribute_and_simplify_rtx):Update call of rtx_cost.
6293 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6294 (estimate_reg_pressure_cost): Update prototype.
6295 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6296 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6298 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6299 (alpha_rtx_costs): Update.
6300 * config/frv/frv.c (frv_rtx_costs): Update.
6301 * config/s390/s390.c (s390_rtx_costs): Update.
6302 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6303 (m32c_rtx_costs): Update.
6304 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6305 (spu_rtx_costs): Update.
6306 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6307 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6308 * config/i386/i386.c (:ix86_address_cost): Update.
6309 (ix86_rtx_costs): Update.
6310 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6311 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6312 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6313 * config/crx/crx.c (crx_address_cost): Update.
6314 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6315 * config/stormy16/stormy16.c
6316 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6317 * config/m68hc11/m68hc11.c
6318 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6319 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6320 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6322 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6324 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6325 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6326 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6327 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6328 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6329 (mcore_rtx_costs): update.
6330 * config/score/score3.c (score3_rtx_costs): Update.
6331 * config/score/score7.c (score7_rtx_costs): Update.
6332 * config/score/score3.h (score3_rtx_costs):Update.
6333 * config/score/score7.h (score7_rtx_costs): Update.
6334 * config/score/score.c (score_rtx_costs): Update.
6335 * config/arm/arm.c (arm_address_cost): Update.
6336 (arm_rtx_costs_1): Update.
6337 (arm_rtx_costs_1): Update.
6338 (arm_size_rtx_costs): Update.
6339 (arm_size_rtx_costs): Update.
6340 (arm_size_rtx_costs): Update.
6341 (arm_xscale_rtx_costs): Update.
6342 (arm_thumb_address_cost): Update.
6343 * config/pa/pa.c (hppa_address_cost): Update.
6344 * config/mips/mips.c (mips_rtx_costs): Update.
6345 * config/vax/vax.c (vax_address_cost): Update.
6346 * config/h8300/h8300.c (h8300_shift_costs): Update.
6347 (h8300_rtx_costs): Update.
6348 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6349 (v850_rtx_costs): Update.
6350 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6351 * config/bfin/bfin.c
6352 (bfin_address_cost): Update.
6353 (bfin_rtx_costs): Update.
6354 * stmt.c (lshift_cheap_p): Update.
6356 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6359 * expmed.c (extract_bit_field_1): Check the mode size to make
6360 sure the vector modes have the same size.
6362 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6364 * dojump.c (top level): Include basic-block.h to declare
6365 optimize_insn_for_speed_p
6367 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6369 * opts.h (CL_SAVE): New option class for marking options that are
6370 target specific options usable in the target attribute.
6371 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6373 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6374 can easily find the target specific options that are safe to use
6375 in the attribute or pragma.
6377 * attribs.c (decl_attributes): Change #pragma GCC option to
6378 #pragma GCC target, and attribute((option(...))) to
6379 attribute((target(...))).
6381 * doc/extend.texi (target attribute): Change from option
6382 attribute. Delete push/pop/reset.
6383 (#pragma GCC target): Change from #pragma GCC option. Delete
6385 (#pragma GCC push_options): Document new pragma.
6386 (#pragma GCC pop_options): Document new pragma.
6387 (#pragma GCC reset_options): Document new pragma.
6389 * targhooks.c (default_target_option_valid_attribute_p): Add
6390 warning about port not supporting target attributes.
6391 (default_target_option_pragma_parse): New function, warn about
6392 #pragma GCC target not being supported.
6394 * targhooks.h (default_target_option_pragma_parse): Add
6397 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6398 TI_CURRENT_OPTION_PRAGMA.
6399 (current_target_pragma): Rename from current_option_pragma.
6401 * target.h: (struct target_option): Delete booleans for changing
6402 the optimization level on hot/cold functions. Change signature of
6403 pragma_parse hook to take a second tree.
6405 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6407 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6408 that the declaration is done at global scope.
6410 * langhooks.c (add_builtin_function_common): Move most of the code
6411 from add_builtin_function here, calling the hook passed in.
6412 (add_builtin_function): Call add_builtin_function_common with
6413 standard builtin hook.
6414 (add_builtin_function_ext_scope): New function to add builtins to
6417 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6419 (add_builtin_function_ext_scope): Add declaration.
6421 * c-pragma.c (handle_pragma_target): Rename from
6422 handle_pragma_option, #pragma GCC option is now #pragma GCC
6423 target. Move warning about port not supporting target options to
6424 default pragma parse hook. Remove push/pop/reset from this
6426 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6427 (option_stack): Delete static variable.
6428 (optimize_stack): Ditto.
6429 (optons_stack): New stack of saved target and optimization
6431 (handle_pragma_push_options): New function to handle pushing both
6432 target and optimization options.
6433 (handle_pragma_pop_options): New function to handle popping both
6434 target and optimization options.
6435 (handle_pragma_reset_options): New function to handle resetting
6436 both target and optimization options to their initial state.
6437 (init_pragma): Rename handle_pragma_option to
6438 handle_pragma_target. Add support for push_options, pop_options,
6439 and reset_options pragmas.
6441 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6442 default_target_option_pragma_parse.
6443 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6444 default_target_option_valid_attribute_p.
6445 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6446 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6447 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6448 optimization level on hot/cold functions.
6450 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6451 if the caller and callee have different optimization levels.
6453 * c-common.c (handle_target_attribute): Rename from
6454 handle_option_attribute, attribute((option(...))) is now
6455 attribute((target(...))). Move warning if the port does not
6456 support target attributes to the default hook.
6457 (handle_hot_attribute): Delete code to change the optimization
6458 level of hot functions.
6459 (handle_cold_attribute): Ditto.
6461 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6462 argument that is the binary tree options to use if there are no
6463 arguments. Call ix86_valid_target_attribute_tree instead of
6464 ix86_valid_option_attribute_tree.
6465 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6466 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6467 ix86_pragma_option_parse.
6469 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6470 Rename from ix86_valid_option_attribute_tree.
6472 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6473 new builtins when the ISA changes.
6474 (ix86_valid_target_attribute_tree): Rename from
6475 ix86_valid_option_attribute_tree. Change callers. If the
6476 function specified optimization options, use those as the starting
6477 point before setting up the target attributes. If the
6478 optimization options were changed in the course of setting the
6479 target attributes, record the new optimization options.
6480 (ix86_valid_target_attribute_tree_inner_p): Rename from
6481 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6482 ix86_add_new_builtins if the ISA changed.
6483 (ix86_valid_target_attribute_p): Rename from
6484 ix86_valid_option_attribute_p. Change callers.
6485 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6486 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6487 as delayed builtin functions.
6488 (struct builtin_isa): New structure to record builtin functions
6489 that should be delayed until the ISA for that function is used.
6490 (ix86_builtins_isa): Change from int to struct to track builtin
6491 functions we want to declare at some point.
6492 (def_builtin): If the front end can delay defining the builtin
6493 functions, don't create builtins for ISAs not part of the default
6495 (def_builtin_const): Ditto.
6496 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6497 __builtin_ia32_pcmov_v2di to be different builtin functions.
6498 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6499 a structure instead of an int.
6500 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6501 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6502 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6503 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6505 * config/ia64/ia64.h
6506 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6507 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6509 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6510 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6511 (LANG_HOOKS_INITIALIZER): Add
6512 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6514 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6517 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6518 the reload address with the index register for SFmode
6519 access with a displacement.
6521 2008-08-30 Jan Hubicka <jh@suse.cz>
6523 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6524 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6525 * dojump.c (do_jump): Likewise.
6526 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6527 (note-if_info): Add BRANCH_COST.
6528 (noce_try_store_flag_constants, noce_try_addcc,
6529 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6530 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6531 find_if_case_2): Use computed branch cost.
6532 * expr.h (BRANCH_COST): Update default.
6533 * predict.c (predictable_edge_p): New function.
6534 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6535 Update BRANCH_COST call.
6536 * basic-block.h (predictable_edge_p): Declare.
6537 * config/alpha/alpha.h (BRANCH_COST): Update.
6538 * config/frv/frv.h (BRANCH_COST): Update.
6539 * config/s390/s390.h (BRANCH_COST): Update.
6540 * config/spu/spu.h (BRANCH_COST): Update.
6541 * config/sparc/sparc.h (BRANCH_COST): Update.
6542 * config/m32r/m32r.h (BRANCH_COST): Update.
6543 * config/i386/i386.h (BRANCH_COST): Update.
6544 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6546 * config/sh/sh.h (BRANCH_COST): Update.
6547 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6548 * config/avr/avr.h (BRANCH_COST): Update.
6549 * config/crx/crx.h (BRANCH_COST): Update.
6550 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6551 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6552 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6553 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6554 * config/ia64/ia64.h (BRANCH_COST): Update.
6555 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6556 * config/arc/arc.h (BRANCH_COST): Update.
6557 * config/score/score.h (BRANCH_COST): Update.
6558 * config/arm/arm.h (BRANCH_COST): Update.
6559 * config/pa/pa.h (BRANCH_COST): Update.
6560 * config/mips/mips.h (BRANCH_COST): Update.
6561 * config/vax/vax.h (BRANCH_COST): Update.
6562 * config/h8300/h8300.h (BRANCH_COST): Update.
6563 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6564 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6565 * doc/tm.texi (BRANCH_COST): Update.
6567 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6570 * config/arm/arm.c (arm_optimization_options): Set
6571 flag_section_anchors to 2 instead of 1 to distinguish it from
6572 -fsection-anchors given explicitely on the command line.
6574 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6576 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6577 final insn of a split.
6579 2008-08-30 Jan Hubicka <jh@suse.cz>
6581 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6582 optimized for speed.
6583 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6584 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6585 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6586 flag_gcse_after_reload_set): New static vars.
6587 (common_handle_option): Enable those flags for profile-use.
6588 (decode_options): Remove optimize_size flags that are handled
6589 on higher granuality.
6590 * tree-vectorizer.c (vectorize_loops): Use
6591 optimize_loop_nest_for_speed_p.
6592 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6593 * tree-predcom.c (tree_predictive_commoning): Use
6594 optimize_loop_for_speed_p.
6595 * varasm.c (assemble_start_function): Use
6596 optimize_function_for_speed_p.
6597 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6598 * predict.c (optimize_loop_for_speed_p): Fix walk.
6600 2008-08-30 Jan Hubicka <jh@suse.cz>
6602 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6604 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6605 profile presence locally.
6607 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6610 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6611 versions before 4.0.
6613 2008-08-29 Jan Hubicka <jh@suse.cz>
6615 * tree-inline.c (insert_init_stmt): Insert sequence even when
6618 2008-08-29 Jeff Law <law@redhat.com>
6620 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6621 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6622 location and class is an FP register.
6624 2008-08-29 Jan Hubicka <jh@suse.cz>
6626 * see.c (see_merge_one_def_extension): Silence used uninitialized
6628 * matrix-reorg.c (check_allocation_function): Likewise.
6629 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6631 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6634 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6635 compute new & and | in type rather than TREE_TYPE (arg0).
6637 * dwarf2out.c (fortran_common): Update comment.
6638 (gen_variable_die): Swap com_die and var_die variables in Fortran
6639 COMMON block handling code.
6641 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6643 * dwarf2out.c (gen_const_die): New function.
6644 (size_of_die, value_format, output_die): Output larger
6645 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6646 (native_encode_initializer): New function.
6647 (tree_add_const_value_attribute): Call it.
6648 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6650 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6651 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6652 TREE_THIS_VOLATILE to add_type_attribute.
6654 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6656 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6659 * dwarf2out.c (loc_by_reference): New function.
6660 (add_location_or_const_value_attribute): Use it.
6663 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6664 as DW_TAG_variable children of DW_TAG_common_block rather than
6665 DW_TAG_member children. Put DW_AT_external to individual
6666 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6668 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6669 loc_descriptor_from_tree_1.
6673 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6674 arguments to imported_module_or_decl.
6675 (debug_nothing_tree_tree): Removed.
6676 (debug_nothing_tree_tree_tree_bool): New prototype.
6677 * debug.c (do_nothing_debug_hooks): Adjust.
6678 (debug_nothing_tree_tree): Removed.
6679 (debug_nothing_tree_tree_tree_bool): New function.
6680 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6681 (gen_variable_die): Put all common vars for the
6682 same COMMON block under one DW_TAG_common_block.
6683 (declare_in_namespace): Return new context_die, for Fortran
6684 return the module DIE instead of adding extra declarations into
6686 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6687 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6688 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6690 (dwarf2out_global_decl): Don't skip Fortran global vars.
6691 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6692 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6693 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6694 DW_TAG_imported_declaration as child of previous
6695 DW_TAG_imported_module.
6696 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6697 * sdbout.c (sdb_debug_hooks): Likewise.
6698 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6700 2008-08-29 Jan Hubicka <jh@suse.cz>
6702 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6704 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6705 * ipa-cp.c (n_cloning_candidates): New static variable.
6706 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6707 (ipcp_print_all_lattices): Improve debug output.
6708 (ipcp_cloning_candidate_p): New function.
6709 (ipcp_initialize_node_lattices): Use it.
6710 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6711 (ipcp_propagate_stage): Prettier debug output.
6712 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6713 (ipcp_print_all_structures): Remove.
6714 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6715 (ipcp_insert_stage): Prettier debug output; call
6716 cgraph_remove_unreachable_nodes before propagating.
6717 (pass_ipa_cp): Schedule function removal pass.
6718 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6720 (cgraph_maybe_hot_edge_p): Move to ...
6721 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6722 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6723 (common_handle_option): Set them; enable ipa-cp when profiling.
6724 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6725 (ipa_print_all_jump_functions): Likewise.
6726 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6727 (ipa_print_node_params, ipa_print_all_params): New.
6728 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6729 ipa_print_all_param_flags): Remove.
6730 (ipa_print_node_params, ipa_print_all_params): New.
6732 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6734 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6735 change from 2008-04-03.
6736 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6738 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6741 * ira-color.c (push_allocnos_to_stack): Truncate
6742 removed_splay_allocno_vec.
6744 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6747 * ira-color (ira_fast_allocation): Don't assign hard registers to
6750 2008-08-29 Jan Hubicka <jh@suse.cz>
6753 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6754 for cold internal loops.
6756 2008-08-29 Richard Guenther <rguenther@suse.de>
6758 * tree-ssa-structalias.c (create_variable_info_for): Do not
6759 create fields for heap vars or vars with a noalias state.
6760 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6763 2008-08-29 Richard Guenther <rguenther@suse.de>
6765 * common.opt (ftree-store-ccp): Mark as preserved for
6766 backward compatibility.
6767 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6768 * tree-pass.h (pass_store_ccp): Remove.
6769 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6770 (first_vdef): Remove declaration.
6771 (get_value_loaded_by): Likewise.
6772 * tree-ssa-ccp.c (do_store_ccp): Remove.
6773 (get_default_value): Simplify as do_store_ccp is always false
6774 now. Do not initialize mem_ref.
6775 (set_value_varying): Likewise.
6776 (canonicalize_float_value): Likewise.
6777 (set_lattice_value): Likewise.
6778 (likely_value): Likewise.
6779 (surely_varying_stmt_p): Likewise.
6780 (ccp_initialize): Likewise.
6781 (ccp_lattice_meet): Likewise.
6782 (ccp_visit_phi_node): Likewise.
6783 (ccp_fold): Likewise.
6784 (evaluate_stmt): Likewise.
6785 (visit_assignment): Likewise.
6786 (ccp_visit_stmt): Likewise.
6787 (execute_ssa_ccp): Fold into ...
6788 (do_ssa_ccp): ... this.
6789 (do_ssa_store_ccp): Remove.
6790 (gate_store_ccp): Likewise.
6791 (pass_store_ccp): Likewise.
6792 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6794 * tree-ssa-propagate.c (first_vdef): Remove.
6795 (get_value_loaded_by): Likewise.
6796 (replace_vuses_in): Likewise.
6797 (substitute_and_fold): Do not call replace_vuses_in.
6798 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6800 2008-08-29 Richard Guenther <rguenther@suse.de>
6803 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6804 PARAM_NOALIAS tags with is_heapvar.
6805 * tree-ssa-operands.c (access_can_touch_variable): Offset
6806 based tests do not apply for heapvars. Fix offset test.
6808 2008-08-29 Jan Hubicka <jh@suse.cz>
6810 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6811 (-fipa-cp-clone): Enabled by default at -O3.
6812 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6813 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6815 2008-08-29 Jan Hubicka <jh@suse.cz>
6817 * tree.c (build_function_type_skip_args,
6818 build_function_decl_skip_args): New functions.
6819 * tree.h (build_function_type_skip_args,
6820 build_function_decl_skip_args): Declare.
6821 * gimple.c (giple_copy_call_skip_args): New function.
6822 (giple_copy_call_skip_args): Declare.
6824 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6825 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6826 (ipcp_node_modifiable_p): ... this one; use
6827 tree_versionable_function_p.
6828 (ipcp_create_replace_map): Improve debug output.
6829 (ipcp_need_redirect_p): Return false when not clonning.
6830 (ipcp_update_callgraph): Skip args.
6831 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6833 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6834 (save_inline_function_body): Update call of tree_function_versioning.
6835 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6836 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6838 (tree_function_versioning): Likewise.
6839 * tree-inline.h (tree_function_versioning): Update prototype.
6841 2008-08-29 Jan Hubicka <jh@suse.cz>
6843 * loop-unswitch.c (unswitch_single_loop): Use
6844 optimize_loop_for_speed_p.
6845 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6846 Use optimize_function_for_size_p.
6847 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6848 * postreload-gcse.c (eliminate_partially_redundant_load):
6849 Use optimize_bb_for_size_p.
6850 * value-prof.c (gimple_divmod_fixed_value_transform,
6851 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6852 gimple_stringops_transform): Use optimize_bb_for_size_p.
6853 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6854 * final.c (compute_alignments): Use optimize_function_for_size_p.
6855 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6856 (fold_builtin_strcpy, fold_builtin_fputs): Use
6857 optimize_function_for_size_p.
6858 * fold-const.c (tree_swap_operands_p): Use
6859 optimize_function_for_size_p.
6860 * recog.c (relax_delay_slots): Likewise.
6861 * tree-ssa-math-opts.c (replace_reciprocal):
6862 Use optimize_bb_for_speed_p.
6863 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6864 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6865 optimize_function_for_size_p.
6866 (cgraph_decide_inlining_of_small_function): Use
6867 optimize_function_for_size_p.
6868 * global.c (find_reg): Use optimize_function_for_size_p.
6869 * opts.c (decode_options): Do not clear flag_tree_ch,
6870 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6871 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6872 work it out from profile.
6873 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6874 optimize_loop_for_speed_p.
6875 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6877 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6878 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6879 * tree-eh.c (decide_copy_try_finally): Use
6880 optimize_function_for_size_p.
6881 * local-alloc.c (block_alloc): Pass BB pointer.
6882 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6883 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6884 * loop-unroll.c (decide_unrolling_and_peeling):
6885 Use optimize_loop_for_size_p.
6886 (decide_peel_completely): Likewise.
6887 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6888 optimize_loop_for_size_p.
6889 (vect_enhance_data_refs_alignment): Likewise.
6890 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6891 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6893 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6894 (try_crossjump_bb): Use optimize_bb_for_size_p.
6895 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6896 optimize_loop_for_speed_p.
6897 * bb-reorder.c (find_traces_1_round): Likewise.
6898 (copy_bb): Use optimize_bb_for_speed_p.
6899 (duplicate_computed_gotos): Likewise.
6900 * basic-block.h (optimize_loop_nest_for_size_p,
6901 optimize_loop_nest_for_speed_p): New.
6902 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6904 2008-08-29 Tristan Gingold <gingold@adacore.com>
6906 * gcov.c (main): Call expandargv.
6908 2008-08-29 Jan Hubicka <jh@suse.cz>
6910 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6912 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6914 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6915 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6917 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6919 2008-08-29 Jan Hubicka <jh@suse.cz>
6921 * tree-pass.h (pass_strip_predict_hints): Declare.
6922 * predict.c (strip_builtin_expect): Rename to ...
6923 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6924 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6925 (tree_estimate_probability): Do not strip builtin_expect.
6926 (pass_strip_predict_hints): New pass.
6927 * tree-inline.c (expand_call_inline): When inlining cold function,
6928 predict it as unlikely.
6929 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6931 2008-08-29 Richard Guenther <rguenther@suse.de>
6933 PR tree-optimization/37207
6934 * tree-vrp.c (extract_range_from_binary_expr): Also try
6935 to constant fold if only one of the operands is a constant.
6937 2008-08-29 Nick Clifton <nickc@redhat.com>
6939 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6940 the same way as SYMBOL_REFs.
6942 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6944 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6946 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6948 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6949 * config/mips/mips.md (branch_likely): Remove const. Fix
6951 (define_delay for type "branch"): Change to only apply for branch
6952 with likely variant.
6953 (define_delay for type "branch" and "branch_likely" no). New delay
6955 (equality_op): New code iterator.
6956 (bbv, bbinv): New code attributes.
6957 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6960 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6961 Andrew Pinski <pinskia@gcc.gnu.org>
6964 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6966 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6968 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6969 rule that a symbolic constant must be defined and >= 0 for the
6970 corresponding facility to be present at compile-time.
6971 * gthr-posix.c: Likewise.
6973 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6975 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6976 * config/mips/mips.md (D): New mode attribute.
6977 (mulsi3, muldi3): Merge it into ...
6978 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6979 (muldi3_mul3): New pattern.
6980 (mulsi3_mult3): Rename to mulsi3_mul3.
6982 2008-08-28 Jan Hubicka <jh@suse.cz>
6984 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6986 * predict.c (always_optimize_for_size_p): Rename to ...
6987 (optimize_function_for_size): ... this one; make extern.
6988 (optimize_function_for_speed_p): New.
6989 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6990 optimize_edge_for_size_p,optimize_edge_for_size_p,
6991 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6992 * basic-block.h (optimize_function_for_size_p,
6993 optimize_function_for_speed_p): Declare.
6994 * i386.md (optimize_size checks): Replace them by appropriate
6996 (standard_80387_constant_p, ix86_compute_frame_layout,
6997 ix86_expand_epilogue, ix86_decompose_address,
6998 print_operand, emit_i387_cw_initialization,
6999 inline_memory_move_cost, ix86_pad_returns,
7000 ix86_reorg): Replace optimize_size checks.
7002 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7004 * rtl.h (simplify_subreg_regno): Declare.
7005 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7006 * simplify-rtx.c (simplify_subreg): ...here.
7007 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7008 subreg_offset_representable_p.
7010 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7013 * c-typeck.c (convert_for_assignment): Give a note describing what
7014 was passed and what was expected.
7016 2008-08-28 Joey Ye <joey.ye@intel.com>
7018 * doc/extend.texi: Document AVX built-in functions.
7019 * doc/invoke.texi: Document -mavx.
7021 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7022 Joey Ye <joey.ye@intel.com>
7023 Xuepeng Guo <xuepeng.guo@intel.com>
7025 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7027 * config/i386/cpuid.h (bit_FMA): New.
7028 (bit_XSAVE): Likewise.
7029 (bit_OSXSAVE): Likewise.
7030 (bit_AVX): Likewise.
7032 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7033 define. Use ASM_OUTPUT_AVX_PREFIX.
7035 * config/i386/gmmintrin.h: New.
7037 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7038 (OPTION_MASK_ISA_AVX_SET): New.
7039 (OPTION_MASK_ISA_FMA_SET): Likewise.
7040 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7041 (OPTION_MASK_ISA_FMA_SET): Likewise.
7042 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7043 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7044 (pta_flags): Add PTA_AVX and PTA_FMA.
7045 (override_options): Handle PTA_AVX and PTA_FMA.
7046 (init_cumulative_args): Handle warn_avx.
7047 (classify_argument): Return 0 for COImode and OImode. Return
7048 1 and X86_64_AVX_CLASS for 256bit vector types.
7049 (examine_argument): Handle X86_64_AVX_CLASS.
7050 (construct_container): Likewise.
7051 (function_arg_advance_32): Pass OImode and 256bit vector types
7053 (function_arg_advance_64): Take a new argument to indicate if a
7054 parameter is named. Handle 256bit vector types. Return
7055 immediately for unnamed 256bit vector mode parameters.
7056 (function_arg_advance): Updated.
7057 (function_arg_32): Add comments for TImode. Handle OImode
7058 and 256bit vector types.
7059 (function_arg_64): Take a new argument to indicate if a
7060 parameter is named. Handle 256bit vector types. Return NULL
7061 for unnamed 256bit vector mode parameters.
7062 (function_arg): Updated.
7063 (setup_incoming_varargs_64): Support
7064 AVX encoding for *sse_prologue_save_insn.
7065 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7066 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7067 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7068 enabled, otherwise return -3.
7069 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7071 (print_reg): Support AVX registers. Handle 'x' and 't'.
7072 Handle 'd' to duplicate the operand.
7073 (print_operand): Likewise. Also support AVX vector compare
7075 (output_387_binary_op): Support AVX.
7076 (output_fp_compare): Likewise.
7077 (ix86_expand_vector_move_misalign): Likewise.
7078 (ix86_attr_length_vex_default): New.
7079 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7080 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7081 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7082 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7083 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7084 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7085 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7086 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7087 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7088 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7089 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7090 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7091 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7092 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7093 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7094 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7095 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7096 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7097 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7098 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7099 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7100 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7101 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7102 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7103 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7104 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7105 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7106 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7107 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7108 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7109 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7110 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7111 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7112 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7113 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7114 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7115 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7116 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7117 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7118 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7119 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7120 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7121 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7122 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7123 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7124 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7125 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7126 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7127 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7128 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7129 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7130 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7131 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7132 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7133 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7134 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7135 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7136 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7137 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7138 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7139 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7140 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7141 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7142 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7143 and IX86_BUILTIN_MOVMSKPS256,
7144 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7145 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7146 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7147 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7148 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7149 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7150 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7151 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7152 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7153 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7154 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7155 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7156 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7157 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7158 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7159 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7160 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7161 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7162 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7163 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7164 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7165 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7166 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7167 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7168 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7169 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7170 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7171 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7172 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7173 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7174 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7175 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7176 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7177 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7178 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7179 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7180 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7181 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7182 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7183 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7184 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7185 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7186 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7187 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7188 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7189 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7190 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7191 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7192 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7193 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7194 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7195 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7196 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7197 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7198 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7199 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7200 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7201 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7203 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7204 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7205 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7206 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7207 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7208 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7209 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7210 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7211 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7212 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7213 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7214 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7215 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7216 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7217 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7218 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7219 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7220 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7221 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7222 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7223 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7224 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7225 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7226 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7227 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7228 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7229 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7230 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7231 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7232 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7233 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7234 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7235 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7236 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7237 IX86_BUILTIN_MOVMSKPS256.
7238 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7239 (ix86_expand_args_builtin): Likewise.
7240 (ix86_expand_special_args_builtin): Likewise.
7241 (ix86_hard_regno_mode_ok): Handle AVX modes.
7242 (ix86_expand_vector_init_duplicate): Likewise.
7243 (ix86_expand_vector_init_one_nonzero): Likewise.
7244 (ix86_expand_vector_init_one_var): Likewise.
7245 (ix86_expand_vector_init_concat): Likewise.
7246 (ix86_expand_vector_init_general): Likewise.
7247 (ix86_expand_vector_set): Likewise.
7248 (ix86_vector_mode_supported_p): Likewise.
7249 (x86_extended_reg_mentioned_p): Check INSN_P before using
7252 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7253 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7255 * config/i386/i386.h (TARGET_AVX): New.
7256 (TARGET_FMA): Likewise.
7257 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7258 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7259 (VALID_AVX256_REG_MODE): New.
7260 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7261 (AVX_FLOAT_MODE_P): Likewise.
7262 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7263 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7264 (AVX_VEC_FLOAT_MODE_P): Likewise.
7265 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7266 (ASM_OUTPUT_OPCODE): Likewise.
7267 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7269 (SSE_REG_MODE_P): Allow 256bit vector modes.
7270 (ix86_args): Add a warn_avx field.
7272 * config/i386/i386.md (UNSPEC_PCMP): New.
7273 (UNSPEC_VPERMIL): Likewise.
7274 (UNSPEC_VPERMIL2): Likewise.
7275 (UNSPEC_VPERMIL2F128): Likewise.
7276 (UNSPEC_MASKLOAD): Likewise.
7277 (UNSPEC_MASKSTORE): Likewise.
7278 (UNSPEC_CAST): Likewise.
7279 (UNSPEC_VTESTP): Likewise.
7280 (UNSPECV_VZEROALL): Likewise.
7281 (UNSPECV_VZEROUPPER): Likewise.
7282 (XMM0_REG): Likewise.
7283 (XMM1_REG): Likewise.
7284 (XMM2_REG): Likewise.
7285 (XMM3_REG): Likewise.
7286 (XMM4_REG): Likewise.
7287 (XMM5_REG): Likewise.
7288 (XMM6_REG): Likewise.
7289 (XMM8_REG): Likewise.
7290 (XMM9_REG): Likewise.
7291 (XMM10_REG): Likewise.
7292 (XMM11_REG): Likewise.
7293 (XMM12_REG): Likewise.
7294 (XMM13_REG): Likewise.
7295 (XMM14_REG): Likewise.
7296 (XMM15_REG): Likewise.
7298 (prefix_vex_imm8): Likewise.
7299 (prefix_vex_w): Likewise.
7300 (length_vex): Likewise.
7303 (*avx_ashlti3): Likewise.
7304 (*avx_lshrti3): Likewise.
7305 (*avx_setcc<mode>): Likewise.
7306 (*fop_<mode>_comm_mixed_avx): Likewise.
7307 (*fop_<mode>_comm_avx): Likewise.
7308 (*fop_<mode>_1_mixed_avx): Likewise.
7309 (*fop_<mode>_1_avx): Likewise.
7310 (*avx_<code><mode>3): Likewise.
7311 (*avx_ieee_smin<mode>3): Likewise.
7312 (*avx_ieee_smax<mode>3): Likewise.
7313 (mode): Add OI, V8SF and V4DF.
7314 (length): Support VEX prefix.
7315 (*cmpfp_i_mixed): Set prefix attribute.
7316 (*cmpfp_i_sse): Likewise.
7317 (*cmpfp_iu_mixed): Likewise.
7318 (*cmpfp_iu_sse): Likewise.
7319 (*movsi_1): Support AVX.
7320 (*movdi_2): Likewise.
7321 (*movdi_1_rex64): Likewise.
7322 (*movti_internal): Likewise.
7323 (*movti_rex64): Likewise.
7324 (*movsf_1): Likewise.
7325 (*movdf_nointeger): Likewise.
7326 (*movdf_integer_rex64): Likewise.
7327 (*movtf_internal): Likewise.
7328 (zero_extendsidi2_32): Likewise.
7329 (zero_extendsidi2_rex64): Likewise.
7330 (*extendsfdf2_mixed): Likewise.
7331 (*extendsfdf2_sse): Likewise.
7332 (*truncdfsf_fast_mixed): Likewise.
7333 (*truncdfsf_fast_sse): Likewise.
7334 (*truncdfsf_mixed): Likewise.
7335 (fix_trunc<mode>di_sse): Likewise.
7336 (fix_trunc<mode>si_sse): Likewise.
7337 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7338 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7339 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7340 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7341 (*rcpsf2_sse): Likewise.
7342 (*rsqrtsf2_sse): Likewise.
7343 (*sqrt<mode>2_sse): Likewise.
7344 (sse4_1_round<mode>2): Likewise.
7345 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7346 Support AVX. Set length attribute properly for AVX.
7348 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7349 (VECTOR_MODES (FLOAT, 32)): Likewise.
7350 (VECTOR_MODE (INT, DI, 8)): Likewise.
7351 (VECTOR_MODE (INT, HI, 32)): Likewise.
7352 (VECTOR_MODE (INT, QI, 64)): Likewise.
7353 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7354 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7355 (VECTOR_MODE (INT, DI, 4)): Removed.
7356 (VECTOR_MODE (INT, SI, 8)): Likewise.
7357 (VECTOR_MODE (INT, HI, 16)): Likewise.
7358 (VECTOR_MODE (INT, QI, 32)): Likewise.
7359 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7360 (INT_MODE (OI, 32)): Likewise.
7362 * config/i386/i386.opt (mavx): New.
7365 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7367 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7368 (*mov<mode>_internal_avx): New.
7369 (*movv2sf_internal_rex64_avx): Likewise.
7370 (*movv2sf_internal_avx): Likewise.
7372 * config/i386/predicates.md (const_4_to_5_operand): New.
7373 (const_6_to_7_operand): Likewise.
7374 (const_8_to_11_operand): Likewise.
7375 (const_12_to_15_operand): Likewise.
7376 (avx_comparison_float_operator): Likewise.
7378 * config/i386/sse.md (AVX256MODEI): New.
7379 (AVX256MODE): Likewise.
7380 (AVXMODEQI): Likewise.
7381 (AVXMODE): Likewise.
7382 (AVX256MODEF2P): Likewise.
7383 (AVX256MODE2P): Likewise.
7384 (AVX256MODE4P): Likewise.
7385 (AVX256MODE8P): Likewise.
7386 (AVXMODEF2P): Likewise.
7387 (AVXMODEF4P): Likewise.
7388 (AVXMODEDCVTDQ2PS): Likewise.
7389 (AVXMODEDCVTPS2DQ): Likewise.
7390 (avxvecmode): Likewise.
7391 (avxvecpsmode): Likewise.
7392 (avxhalfvecmode): Likewise.
7393 (avxscalarmode): Likewise.
7394 (avxcvtvecmode): Likewise.
7395 (avxpermvecmode): Likewise.
7396 (avxmodesuffixf2c): Likewise.
7397 (avxmodesuffixp): Likewise.
7398 (avxmodesuffixs): Likewise.
7399 (avxmodesuffix): Likewise.
7400 (vpermilbits): Likewise.
7401 (pinsrbits): Likewise.
7402 (mov<mode>): Likewise.
7403 (*mov<mode>_internal): Likewise.
7404 (push<mode>1): Likewise.
7405 (movmisalign<mode>): Likewise.
7406 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7407 (avx_movdqu<avxmodesuffix>): Likewise.
7408 (avx_lddqu<avxmodesuffix>): Likewise.
7409 (<plusminus_insn><mode>3): Likewise.
7410 (*avx_<plusminus_insn><mode>3): Likewise.
7411 (*avx_vm<plusminus_insn><mode>3): Likewise.
7412 (mul<mode>3): Likewise.
7413 (*avx_mul<mode>3): Likewise.
7414 (*avx_vmmul<mode>3): Likewise.
7415 (divv8sf3): Likewise.
7416 (divv4df3): Likewise.
7417 (avx_div<mode>3): Likewise.
7418 (*avx_div<mode>3): Likewise.
7419 (*avx_vmdiv<mode>3): Likewise.
7420 (avx_rcpv8sf2): Likewise.
7421 (*avx_vmrcpv4sf2): Likewise.
7422 (sqrtv8sf2): Likewise.
7423 (avx_sqrtv8sf2): Likewise.
7424 (*avx_vmsqrt<mode>2): Likewise.
7425 (rsqrtv8sf2): Likewise.
7426 (avx_rsqrtv8sf2): Likewise.
7427 (*avx_vmrsqrtv4sf2): Likewise.
7428 (<code><mode>3): Likewise.
7429 (*avx_<code><mode>3_finite): Likewise.
7430 (*avx_<code><mode>3): Likewise.
7431 (*avx_vm<code><mode>3): Likewise.
7432 (*avx_ieee_smin<mode>3): Likewise.
7433 (*avx_ieee_smax<mode>3): Likewise.
7434 (avx_addsubv8sf3): Likewise.
7435 (avx_addsubv4df3): Likewise.
7436 (*avx_addsubv4sf3): Likewise.
7437 (*avx_addsubv2df3): Likewise.
7438 (avx_h<plusminus_insn>v4df3): Likewise.
7439 (avx_h<plusminus_insn>v8sf3): Likewise.
7440 (*avx_h<plusminus_insn>v4sf3): Likewise.
7441 (*avx_h<plusminus_insn>v2df3): Likewise.
7442 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7443 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7444 (*avx_maskcmp<mode>3): Likewise.
7445 (avx_nand<mode>3): Likewise.
7446 (*avx_<code><mode>3): Likewise.
7447 (*avx_nand<mode>3): Likewise.
7448 (*avx_<code><mode>3): Likewise.
7449 (*avx_cvtsi2ss): Likewise.
7450 (*avx_cvtsi2ssq): Likewise.
7451 (*avx_cvtsi2sd): Likewise.
7452 (*avx_cvtsi2sdq): Likewise.
7453 (*avx_cvtsd2ss): Likewise.
7454 (avx_cvtss2sd): Likewise.
7455 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7456 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7457 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7458 (*avx_cvtsi2sd): Likewise.
7459 (*avx_cvtsi2sdq): Likewise.
7460 (avx_cvtdq2pd256): Likewise.
7461 (avx_cvtpd2dq256): Likewise.
7462 (avx_cvttpd2dq256): Likewise.
7463 (*avx_cvtsd2ss): Likewise.
7464 (*avx_cvtss2sd): Likewise.
7465 (avx_cvtpd2ps256): Likewise.
7466 (avx_cvtps2pd256): Likewise.
7467 (*avx_movhlps): Likewise.
7468 (*avx_movlhps): Likewise.
7469 (avx_unpckhps256): Likewise.
7470 (*avx_unpckhps): Likewise.
7471 (avx_unpcklps256): Likewise.
7472 (*avx_unpcklps): Likewise.
7473 (avx_movshdup256): Likewise.
7474 (avx_movsldup256): Likewise.
7475 (avx_shufps256): Likewise.
7476 (avx_shufps256_1): Likewise.
7477 (*avx_shufps_<mode>): Likewise.
7478 (*avx_loadhps): Likewise.
7479 (*avx_storelps): Likewise.
7480 (*avx_loadlps): Likewise.
7481 (*avx_movss): Likewise.
7482 (*vec_dupv4sf_avx): Likewise.
7483 (*vec_concatv2sf_avx): Likewise.
7484 (*vec_concatv4sf_avx): Likewise.
7485 (*vec_setv4sf_0_avx): Likewise.
7486 (*vec_setv4sf_avx): Likewise.
7487 (*avx_insertps): Likewise.
7488 (avx_vextractf128<mode>): Likewise.
7489 (vec_extract_lo_<mode>): Likewise.
7490 (vec_extract_hi_<mode>): Likewise.
7491 (vec_extract_lo_<mode>): Likewise.
7492 (vec_extract_hi_<mode>): Likewise.
7493 (vec_extract_lo_v16hi): Likewise.
7494 (vec_extract_hi_v16hi): Likewise.
7495 (vec_extract_lo_v32qi): Likewise.
7496 (vec_extract_hi_v32qi): Likewise.
7497 (avx_unpckhpd256): Likewise.
7498 (*avx_unpckhpd): Likewise.
7499 (avx_movddup256): Likewise.
7500 (*avx_movddup): Likewise.
7501 (avx_unpcklpd256): Likewise.
7502 (*avx_unpcklpd): Likewise.
7503 (avx_shufpd256): Likewise.
7504 (avx_shufpd256_1): Likewise.
7505 (*avx_punpckhqdq): Likewise.
7506 (*avx_punpcklqdq): Likewise.
7507 (*avx_shufpd_<mode>): Likewise.
7508 (*avx_storehpd): Likewise.
7509 (*avx_loadhpd): Likewise.
7510 (*avx_loadlpd): Likewise.
7511 (*avx_movsd): Likewise.
7512 (*vec_concatv2df_avx): Likewise.
7513 (*avx_<plusminus_insn><mode>3): Likewise.
7514 (*avx_<plusminus_insn><mode>3): Likewise.
7515 (*avx_mulv8hi3): Likewise.
7516 (*avxv8hi3_highpart): Likewise.
7517 (*avx_umulv8hi3_highpart): Likewise.
7518 (*avx_umulv2siv2di3): Likewise.
7519 (*avx_mulv2siv2di3): Likewise.
7520 (*avx_pmaddwd): Likewise.
7521 (*avx_mulv4si3): Likewise.
7522 (*avx_ashr<mode>3): Likewise.
7523 (*avx_lshr<mode>3): Likewise.
7524 (*avx_ashl<mode>3): Likewise.
7525 (*avx_<code><mode>3): Likewise.
7526 (*avx_eq<mode>3): Likewise.
7527 (*avx_gt<mode>3): Likewise.
7528 (*avx_nand<mode>3): Likewise.
7529 (*avx_nand<mode>3): Likewise.
7530 (*avx_<code><mode>3): Likewise.
7531 (*avx_<code><mode>3): Likewise.
7532 (*avx_packsswb): Likewise.
7533 (*avx_packssdw): Likewise.
7534 (*avx_packuswb): Likewise.
7535 (*avx_punpckhbw): Likewise.
7536 (*avx_punpcklbw): Likewise.
7537 (*avx_punpckhwd): Likewise.
7538 (*avx_punpcklwd): Likewise.
7539 (*avx_punpckhdq): Likewise.
7540 (*avx_punpckldq): Likewise.
7541 (*avx_pinsr<avxmodesuffixs>): Likewise.
7542 (*avx_pinsrq): Likewise.
7543 (*avx_loadld): Likewise.
7544 (*vec_extractv2di_1_rex64_avx): Likewise.
7545 (*vec_extractv2di_1_avx): Likewise.
7546 (*vec_dupv2di_avx): Likewise.
7547 (*vec_concatv2si_avx): Likewise.
7548 (*vec_concatv4si_1_avx): Likewise.
7549 (*vec_concatv2di_avx): Likewise.
7550 (*vec_concatv2di_rex64_avx): Likewise.
7551 (*avx_uavgv16qi3): Likewise.
7552 (*avx_uavgv8hi3): Likewise.
7553 (*avx_psadbw): Likewise.
7554 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7555 (*avx_phaddwv8hi3): Likewise.
7556 (*avx_phadddv4si3): Likewise.
7557 (*avx_phaddswv8hi3): Likewise.
7558 (*avx_phsubwv8hi3): Likewise.
7559 (*avx_phsubdv4si3): Likewise.
7560 (*avx_phsubswv8hi3): Likewise.
7561 (*avx_pmaddubsw128): Likewise.
7562 (*avx_pmulhrswv8hi3): Likewise.
7563 (*avx_pshufbv16qi3): Likewise.
7564 (*avx_psign<mode>3): Likewise.
7565 (*avx_palignrti): Likewise.
7566 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7567 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7568 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7569 (*avx_mpsadbw): Likewise.
7570 (*avx_packusdw): Likewise.
7571 (*avx_pblendvb): Likewise.
7572 (*avx_pblendw): Likewise.
7573 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7574 (avx_ptest256): Likewise.
7575 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7576 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7577 (*avx_aesenc): Likewise.
7578 (*avx_aesenclast): Likewise.
7579 (*avx_aesdec): Likewise.
7580 (*avx_aesdeclast): Likewise.
7581 (avx_vzeroupper): Likewise.
7582 (avx_vzeroupper_rex64): Likewise.
7583 (avx_vpermil<mode>): Likewise.
7584 (avx_vpermilvar<mode>3): Likewise.
7585 (avx_vpermil2<mode>3): Likewise.
7586 (avx_vperm2f128<mode>3): Likewise.
7587 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7588 (avx_vbroadcastss256): Likewise.
7589 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7590 (avx_vinsertf128<mode>): Likewise.
7591 (vec_set_lo_<mode>): Likewise.
7592 (vec_set_hi_<mode>): Likewise.
7593 (vec_set_lo_<mode>): Likewise.
7594 (vec_set_hi_<mode>): Likewise.
7595 (vec_set_lo_v16hi): Likewise.
7596 (vec_set_hi_v16hi): Likewise.
7597 (vec_set_lo_v32qi): Likewise.
7598 (vec_set_hi_v32qi): Likewise.
7599 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7600 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7601 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7602 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7603 (vec_init<mode>): Likewise.
7604 (*vec_concat<mode>_avx): Likewise.
7605 (blendbits): Support V8SF and V4DF.
7606 (sse2_movq128): Support AVX.
7607 (<sse>_movnt<mode>): Likewise.
7608 (sse2_movntv2di): Likewise.
7609 (sse_rcpv4sf2): Likewise.
7610 (sse_sqrtv4sf2): Likewise.
7611 (sse_rsqrtv4sf2): Likewise.
7612 (<sse>_comi): Likewise.
7613 (<sse>_ucomi): Likewise.
7614 (sse_cvtss2si): Likewise.
7615 (sse_cvtss2si_2): Likewise.
7616 (sse_cvtss2siq): Likewise.
7617 (sse_cvtss2siq_2): Likewise.
7618 (sse_cvttss2si): Likewise.
7619 (sse_cvttss2siq): Likewise.
7620 (sse2_cvtsd2si): Likewise.
7621 (sse2_cvtsd2si_2): Likewise.
7622 (sse2_cvtsd2siq): Likewise.
7623 (sse2_cvtsd2siq_2): Likewise.
7624 (sse2_cvttsd2si): Likewise.
7625 (sse2_cvttsd2siq): Likewise.
7626 (sse2_cvtdq2pd): Likewise.
7627 (*sse2_cvtpd2dq): Likewise.
7628 (*sse2_cvttpd2dq): Likewise.
7629 (*sse2_cvtpd2ps): Likewise.
7630 (sse2_cvtps2pd): Likewise.
7631 (sse3_movshdup): Likewise.
7632 (sse3_movsldup): Likewise.
7633 (sse_storehps): Likewise.
7634 (*sse4_1_extractps): Likewise.
7635 (sse2_storelpd): Likewise.
7636 (vec_dupv2df_sse3): Likewise.
7637 (*vec_concatv2df_sse3): Likewise.
7638 (*sse4_1_pextrb): Likewise.
7639 (*sse4_1_pextrb_memory): Likewise.
7640 (*sse2_pextrw): Likewise.
7641 (*sse4_1_pextrw_memory): Likewise.
7642 (*sse4_1_pextrd): Likewise.
7643 (*sse4_1_pextrq): Likewise.
7644 (sse2_pshufd_1): Likewise.
7645 (sse2_pshuflw_1): Likewise.
7646 (sse2_pshufhw_1): Likewise.
7647 (*sse2_storeq_rex64): Likewise.
7648 (*vec_dupv4si): Likewise.
7649 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7650 (sse2_pmovmskb): Likewise.
7651 (*sse2_maskmovdqu): Likewise.
7652 (*sse2_maskmovdqu_rex64): Likewise.
7653 (sse_ldmxcsr): Likewise.
7654 (sse_stmxcsr): Likewise.
7655 (abs<mode>2): Likewise.
7656 (sse4_1_movntdqa): Likewise.
7657 (sse4_1_phminposuw): Likewise.
7658 (sse4_1_extendv8qiv8hi2): Likewise.
7659 (*sse4_1_extendv8qiv8hi2): Likewise.
7660 (sse4_1_extendv4qiv4si2): Likewise.
7661 (*sse4_1_extendv4qiv4si2): Likewise.
7662 (sse4_1_extendv2qiv2di2): Likewise.
7663 (*sse4_1_extendv2qiv2di2): Likewise.
7664 (sse4_1_extendv4hiv4si2): Likewise.
7665 (*sse4_1_extendv4hiv4si2): Likewise.
7666 (sse4_1_extendv2hiv2di2): Likewise.
7667 (*sse4_1_extendv2hiv2di2): Likewise.
7668 (sse4_1_extendv2siv2di2): Likewise.
7669 (*sse4_1_extendv2siv2di2): Likewise.
7670 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7671 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7672 (sse4_1_zero_extendv4qiv4si2): Likewise.
7673 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7674 (sse4_1_zero_extendv2qiv2di2): Likewise.
7675 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7676 (sse4_1_zero_extendv4hiv4si2): Likewise.
7677 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7678 (sse4_1_zero_extendv2hiv2di2): Likewise.
7679 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7680 (sse4_1_zero_extendv2siv2di2): Likewise.
7681 (*sse4_1_zero_extendv2siv2di2): Likewise.
7682 (sse4_1_ptest): Likewise.
7683 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7684 (sse4_2_pcmpestri): Likewise.
7685 (sse4_2_pcmpestrm): Likewise.
7686 (sse4_2_pcmpistri): Likewise.
7687 (sse4_2_pcmpistrm): Likewise.
7689 (aeskeygenassist): Likewise.
7691 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7693 * config/i386/predicates.md (vzeroall_operation): New.
7695 * config/i386/sse.md (avx_vzeroall): New.
7696 (*avx_vzeroall): Likewise.
7698 2008-08-28 Paul Brook <paul@codesourcery.com>
7699 Mark Shinwell <shinwell@codesourcery.com>
7700 Richard Earnshaw <richard.earnshaw@arm.com>
7702 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7703 (TARGET_MIN_ANCHOR_OFFSET): New.
7704 (arm_override_options): Set correct anchor ranges for Thumb-1
7705 and Thumb-2 if required.
7706 (legitimize_pic_address): Handle case involving a TLS symbol
7707 reference with an addend.
7708 (arm_optimization_options): Enable section anchors at -O1 and
7710 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7711 * config/arm/arm-protos.h (arm_optimization_options): New.
7713 2008-08-28 Nick Clifton <nickc@redhat.com>
7715 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7716 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7719 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7720 * config/v850/v850.md (return): Remove frame size restriction.
7722 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7724 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7726 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7728 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7730 2008-08-28 Paul Brook <paul@codesourcery.com>
7732 * config/arm/vfp11.md: Update license notice.
7733 * config/arm/cortex-r4.md: Ditto.
7735 2008-08-28 Richard Guenther <rguenther@suse.de>
7737 PR tree-optimization/37207
7738 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7741 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7744 * tree.c (int_fits_type_p): Don't forget unsigned integers
7745 of type sizetype which higher end word equals -1.
7747 2008-08-28 Ira Rosen <irar@il.ibm.com>
7749 * target.h (struct vectorize): Add new target builtin.
7750 * tree-vectorizer.c (destroy_loop_vec_info): Call
7751 vect_free_slp_instance instead of vect_free_slp_node.
7752 * tree-vectorizer.h (enum slp_load_perm_type): New.
7753 (struct _slp_instance): Add new fields.
7754 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7755 (SLP_INSTANCE_LOADS): New.
7756 (vect_free_slp_tree): Remove.
7757 (vect_free_slp_instance): Declare.
7758 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7759 (vectorizable_load): Add argument.
7760 (vect_transform_slp_perm_load): New.
7761 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7763 (vect_get_place_in_interleaving_chain): New function.
7764 (vect_free_slp_tree): Make static.
7765 (vect_free_slp_instance): New function.
7766 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7767 collect the load location in the interleaving chain.
7768 (vect_supported_slp_permutation_p): New function.
7769 (vect_supported_load_permutation_p): Likewise.
7770 (vect_analyze_slp_instance): In case of loads permutation, call
7771 vect_supported_load_permutation_p to check that the permutation is
7773 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7774 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7775 (vect_create_mask_and_perm): New function.
7776 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7777 (vectorizable_load): Add an argument. Don't keep the created vectors
7778 statements in the node if permutation is required. Call
7779 vect_transform_slp_perm_load to generate the permutation.
7780 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7781 additional argument.
7782 (vect_schedule_slp_instance): In case of loads permutation, allocate
7783 vectorized statements structure for all the related SLP nodes. Call
7784 vect_transform_stmt with addditional argument.
7785 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7786 * config/spu/spu.c (spu_builtin_vec_perm): New.
7787 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7788 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7789 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7790 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7792 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7794 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7795 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7796 __gthread_cond_signal, __gthread_cond_timedwait,
7797 __gthread_cond_timedwait_recursive): New functions.
7798 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7800 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7803 2008-08-28 Richard Guenther <rguenther@suse.de>
7806 * fold-const.c (maybe_canonicalize_comparison_1): Require
7807 undefined overflow only for canonicalizing A +- CST cmp CST.
7808 Make sure to not generate new constants that are not inside
7809 their TYPE_MIN/MAX_VALUE range.
7810 (maybe_canonicalize_comparison): Remove undefined overflow
7812 (fold_binary): Remove now duplicate folding.
7814 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7816 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7817 use not updated in the last change.
7819 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7821 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7822 (IRA_COVER_CLASSES): Add FPUL_REGS.
7824 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7827 * c-common.c (conversion_warning): Check for null operands.
7829 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7832 * c-decl.c (check_for_loop_decls): Improve error message. Give
7835 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7838 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7839 (convert_for_assignment): Pass corrent OPT_W* parameter to
7840 WARN_FOR_ASSIGNMENT.
7842 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7845 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7847 2008-08-27 Paul Brook <paul@codesourcery.com>
7849 * config.gcc: Loosen checks for arm uclinux eabi targets.
7851 2008-08-27 Paul Brook <paul@codesourcery.com>
7853 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7855 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7857 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7859 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7860 the enumerators of an ENUMERAL_TYPE.
7861 * dbxout.c (dbxout_type): Ditto.
7863 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7866 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7867 (fwprop_addr): Check that the loop_father is not the outer loop.
7869 2008-08-26 Paul Brook <paul@codesourcery.com>
7871 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7872 Remove documentation entry for fmul type.
7873 Use fmuls to annotate single-precision multiplication patterns,
7874 fmuld to annotate double-precision multiplication patterns,
7875 fmacs to annotate single-precision multiply-accumulate patterns
7876 and fmacd to annotate double-precision multiply-accumulate patterns.
7877 * config/arm/vfp11.md: Update reservations accordingly.
7878 * config/arm/arm.md: Note that certain values of the "type"
7879 attribute are documented in vfp.md.
7880 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7881 (v10_cvt): Use new fmul types.
7883 2008-08-26 Paul Brook <paul@codesourcery.com>
7885 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7886 * config/arm/vfp11.md: ...here. New.
7887 * config/arm/arm.md: Include vfp11.md.
7889 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7891 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7892 parameter to inform call.
7894 2008-08-26 Jeff Law <law@redhat.com>
7896 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7897 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7898 preferred class when copying a constant into a partial word register.
7900 2008-08-26 Ben Elliston <bje@au.ibm.com>
7902 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7903 * cp/typeck.c: Likewise.
7904 * cp/tree.c: Likewise.
7905 * gimple-low.c: Likewise.
7908 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7910 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7911 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7913 * doc/passes.texi: Describe IRA.
7915 * doc/tm.texi (IRA_COVER_CLASSES,
7916 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7918 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7919 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7920 -fira-propagate-cost, -fno-ira-share-save-slots,
7921 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7923 * flags.h (ira_algorithm): New enumeration.
7924 (flag_ira_algorithm, flag_ira_verbose): New external variable
7927 * postreload.c (gate_handle_postreload): Don't do post reload
7928 optimizations unless the reload is completed.
7930 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7933 * tree-pass.h (pass_ira): New external variable declaration.
7935 * reload.h: Add 2008 to the Copyright.
7937 * cfgloopanal.c: Include params.h.
7938 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7941 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7943 * toplev.c (ira.h): New include.
7944 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7945 (backend_init_target): Call ira_init.
7946 (backend_init): Call ira_init_once.
7947 (finalize): Call finish_ira_once.
7949 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7950 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7953 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7954 may_move_out_cost): New external variable declarations.
7955 (move_table): New typedef.
7957 * caller-save.c: Include headers output.h and ira.h.
7958 (no_caller_save_reg_set): New global variable.
7959 (save_slots_num, save_slots): New variables.
7960 (reg_save_code, reg_restore_code, add_stored_regs): Add
7962 (init_caller_save): Set up no_caller_save_reg_set.
7963 (init_save_areas): Reset save_slots_num.
7964 (saved_hard_reg): New structure.
7965 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7966 (initiate_saved_hard_regs, new_saved_hard_reg,
7967 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7969 (setup_save_areas): Add code for sharing stack slots.
7970 (all_blocks): New variable.
7971 (save_call_clobbered_regs): Process pseudo-register too.
7972 (mark_set_regs): Process pseudo-register too.
7973 (insert_one_insn): Put the insn after bb note in a empty basic
7974 block. Add insn check.
7976 * global.c (eliminable_regset): Make it external.
7977 (mark_elimination): Use DF_LR_IN for IRA.
7978 (pseudo_for_reload_consideration_p): New.
7979 (build_insn_chain): Make it external. Don't ignore spilled
7980 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7981 (gate_handle_global_alloc): New function.
7982 (pass_global_alloc): Add the gate function.
7984 * opts.c (decode_options): Set up flag_ira. Print the warning for
7986 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7988 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7990 * regmove.c (regmove_optimize): Don't do replacement of output for
7993 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7994 New external variable declarations.
7996 * local-alloc.c (update_equiv_regs): Make it external. Return
7997 true if jump label rebuilding should be done. Rescan new_insn for
7999 (gate_handle_local_alloc): New function.
8000 (pass_local_alloc): Add the gate function.
8002 * alias.c (value_addr_p, stack_addr_p): New functions.
8003 (nonoverlapping_memrefs_p): Use them for IRA.
8005 * common.opt (fira, fira-algorithm, fira-coalesce,
8006 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8007 fira-verbose): New options.
8009 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8010 move_cost, may_move_in_cost, may_move_out_cost): Make the
8012 (move_table): Remove typedef.
8013 (init_move_cost): Make it external.
8014 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8017 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8018 setup_reg_classes): New function prototypes.
8019 (eliminable_regset): New external variable declaration.
8020 (build_insn_chain, update_equiv_regs): New function prototypes.
8022 * Makefile.in (IRA_INT_H): New definition.
8023 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8024 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8025 (reload1.o, toplev.o): Add dependence on ira.h.
8026 (cfgloopanal.o): Add PARAMS_H.
8027 (caller-save.o): Add dependence on output.h and ira.h.
8028 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8029 ira-emit.o, ira-lives.o): New entries.
8031 * passes.c (pass_ira): New pass.
8033 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8035 * reload1.c (ira.h): Include the header.
8036 (changed_allocation_pseudos): New bitmap.
8037 (init_reload): Initiate the bitmap.
8038 (compute_use_by_pseudos): Permits spilled registers in FROM.
8039 (temp_pseudo_reg_arr): New variable.
8040 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8041 IRA. Call alter_reg with the additional parameter. Don't clear
8042 spilled_pseudos for IRA. Restore original insn chain for IRA.
8043 Clear changed_allocation_pseudos at the end of reload.
8044 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8045 (hard_regno_to_pseudo_regno): New variable.
8046 (count_pseudo): Check spilled pseudos. Set up
8047 hard_regno_to_pseudo_regno.
8048 (count_spilled_pseudo): Check spilled pseudos. Update
8049 hard_regno_to_pseudo_regno.
8050 (find_reg): Use better_spill_reload_regno_p. Check
8051 hard_regno_to_pseudo_regno.
8052 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8054 (eliminate_regs_1): Use additional parameter for alter_reg.
8055 (finish_spills): Set up pseudo_previous_regs only for spilled
8056 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8057 more arguments. Don't clear live_throughout and dead_or_set for
8058 spilled pseudos. Use additional parameter for alter_reg. Call
8059 mark_allocation_change. Set up changed_allocation_pseudos.
8060 Remove sanity check.
8061 (emit_input_reload_insns, delete_output_reload): Use additional
8062 parameter for alter_reg. Call mark_allocation_change.
8063 (substitute, gen_reload_chain_without_interm_reg_p): New
8065 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8067 * testsuite/gcc.dg/20080410-1.c: New file.
8069 * config/s390/s390.h (IRA_COVER_CLASSES,
8070 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8072 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8074 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8076 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8078 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8080 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8082 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8084 2008-08-24 Jeff Law <law@redhat.com>
8085 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8086 when ignoring unavailable registers.
8088 2008-08-24 Jeff Law <law@redhat.com>
8089 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8090 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8091 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8092 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8094 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8095 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8097 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8098 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8099 * reload1.c (find_reg): Process registers in register allocation order.
8101 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8102 * toplev.c (backend_init_target): Move ira_init call from
8104 (lang_dependent_init_target): ...to here.
8106 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8107 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8108 calculate memory move costs for NO_REGS.
8110 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8111 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8112 STACK_REGS is defined.
8114 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8115 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8117 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8118 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8120 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8121 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8122 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8125 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8126 Dorit Nuzman <dorit@il.ibm.com>
8128 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8129 vec_extract_evenv4sf, vec_extract_evenv8hi,
8130 vec_extract_evenv16qi, vec_extract_oddv4si,
8131 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8132 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8133 vec_interleave_highv4si, vec_interleave_lowv4si,
8134 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8135 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8136 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8138 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8141 * config/rs6000/rs6000.c (optimization_options): Don't default to
8142 section anchors without toplevel reorder.
8144 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8146 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8147 (mfc_end_critical_section): Likewise.
8149 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8151 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8152 all type qualifiers from element type to vector type.
8154 2008-08-25 David Daney <ddaney@avtrex.com>
8156 * config/mips/mips.md (immediate_insn): Move up in file, fix
8157 comment typo, reformat.
8158 (fetchop_bit, atomic_hiqi_op memory_barrier,
8159 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8160 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8161 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8162 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8163 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8164 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8165 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8166 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8167 sync_old_nand<mode>, sync_new_nand<mode>,
8168 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8169 test_and_set_12): Moved to sync.md.
8171 * config/mips/sync.md: New file.
8173 2008-08-25 Richard Henderson <rth@redhat.com>
8175 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8176 (regsave): Likewise.
8177 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8178 (output_cfi_directive): Likewise.
8179 (div_data_align): New.
8180 (output_cfi): Use it.
8182 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8184 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8185 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8186 (TARGET_OCTEON): New macro.
8187 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8188 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8189 (ISA_HAS_POP): New macro.
8190 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8192 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8194 * config/mips/mips.md (cpu): Add octeon.
8195 (type): Add pop attribute value.
8196 (popcount<mode>2): New pattern.
8197 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8199 2008-08-24 Jan Hubicka <jh@suse.cz>
8201 * doc/invoke.texi (-fipa-cp-clone): New option.
8202 (-fipa-cp): Update docs.
8203 (--param ipcp-unit-growth):New.
8204 * ipa-cp.c: Include fibheap.h, params.h
8205 (ipcp_initialize_node_lattices): When not cloning, all externally
8206 visible functions are bottom.
8207 (ipcp_need_redirect_p): Accept clones.
8208 (ipcp_insert_stage): Use cost driven heuristics.
8209 (max_count, dead_nodes): New static vars.
8210 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8211 ipcp_const_param_count): New functions.
8212 * common.opt (ipa-cp-clone): New command line option.
8213 * params.def (ipcp-unit-growth): New.
8215 2008-08-24 Jan Hubicka <jh@suse.cz>
8217 * tree-inline.c (tree_function_versioning): Look harder
8218 for referenced vars.
8220 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8222 PR tree-optimization/37185
8223 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8225 2008-08-23 Jan Hubicka <jh@suse.cz>
8227 * ipa-cp.c (ipcp_analyze_node): New function.
8228 (ipcp_update_cloned_node): Use it.
8229 (ipcp_init_stage): Likewise.
8230 * ipa-inline.c (function_insertion_hook_holder): New static var.
8231 (analyze_function): Break out from ....
8232 (inline_generate_summary): Here; register insertion hook.
8233 (cgraph_decide_inlining): Remove hook.
8234 (add_new_function): New function.
8236 2008-08-23 Jan Hubicka <jh@suse.cz>
8238 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8240 2008-08-23 Jan Hubicka <jh@suse.cz>
8242 * ipa-cp.c (constant_val_insert): Remove.
8243 (ipcp_propagate_one_const): Remove.
8244 (ipcp_create_replace_map): Always insert replacements to the map.
8245 (ipcp_insert_stage): Do not try to insert statements by hand.
8246 * tree-inline.c (insert_init_stmt): Break out from ...
8247 (setup_one_parameter): ... here; allow NULL BB pointer.
8248 (tree_function_versioning): Use setup_one_parameter to process
8251 2008-08-23 Jan Hubicka <jh@suse.cz>
8253 * tree.c (decl_address_ip_invariant_p): New function.
8254 * tree.h (decl_address_ip_invariant_p): Declare.
8255 * gimple.c (strip_invariant_refs): Break out from ...
8256 (is_gimple_invariant_address): ... here
8257 (is_gimple_ip_invariant_address): New function.
8258 (is_gimple_ip_invariant): New function.
8259 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8262 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8263 (ipcp_lat_is_insertable): All constants are insertable.
8264 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8265 IPA_CONST_VALUE_REF.
8266 (ipcp_initialize_node_lattices): Propagate all types of operands.
8267 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8268 (ipcp_create_replace_map): Reformat.
8269 (ipcp_need_redirect_p): Simplify.
8270 (ipcp_insert_stage): Check that argument is used before clonning.
8271 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8273 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8274 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8275 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8276 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8277 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8278 * tree-inline.c (tree_function_versioning): Add variables referenced
8281 2008-08-23 Jan Hubicka <jh@suse.cz>
8284 * i386.c (standard_80387_constant_p): Use optimize_size.
8286 2008-08-23 Ira Rosen <irar@il.ibm.com>
8288 PR tree-optimization/37161
8289 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8290 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8291 (vect_determine_vectorization_factor): Move the scalar type
8292 retrieval to vect_get_smallest_scalar_type.
8293 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8294 scalar type. Remove redundant computation.
8295 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8296 (vect_get_slp_defs): Take the type of RHS into account if
8297 necessary by calling vect_get_smallest_scalar_type. Call
8298 vect_get_constant_vectors with additional argument.
8300 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8303 * doc/invoke.texi (Wwrite-strings): Clarify description.
8305 2008-08-23 Ira Rosen <irar@il.ibm.com>
8307 PR tree-optimization/37174
8308 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8309 def stmt is a part of the loop before accessing its stmt_vec_info.
8311 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8314 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8315 (*swap): New insn pattern.
8316 (*ashlqi3): Rename from ashlqi3 insn pattern.
8317 (ashlqi3): New expanders.
8318 (*lshrqi3): Rename from lshrqi3 insn pattern.
8319 (lshrqi3): New expanders.
8320 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8321 lshrqi3_const5, lshrqi3_const6): New splitters.
8322 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8323 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8326 2008-08-22 Richard Guenther <rguenther@suse.de>
8328 PR tree-optimization/37078
8329 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8330 [+INF, +INF] ranges.
8332 2008-08-22 Richard Guenther <rguenther@suse.de>
8334 PR tree-optimization/37143
8335 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8336 a conversion statement instead of a copy.
8338 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8341 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8342 CCCmode, CCOmode and CCSmode destination modes.
8345 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8346 from different units in a single alternative.
8347 (*vec_extractv2sf_1): Ditto.
8348 (*vec_extractv2si_0): Ditto.
8349 (*vec_extractv2si_1): Ditto.
8350 * config/i386/sse.md (sse2_storehpd): Ditto.
8351 (sse2_storelpd): Ditto.
8352 (sse2_loadhpd): Ditto.
8353 (sse2_loadlpd): Ditto.
8356 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8357 (popcountsi2): Ditto.
8358 (clzdi2_abm): Ditto.
8359 (popcountdi2): Ditto.
8360 (clzhi2_abm): Ditto.
8361 (popcounthi2): Ditto.
8363 2008-08-22 Richard Guenther <rguenther@suse.de>
8367 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8368 if the multiplication does not overflow.
8370 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8372 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8374 2008-08-21 Richard Henderson <rth@redhat.com>
8376 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8377 spurrious comma from test.
8378 * configure: Rebuild.
8380 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8383 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8386 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8388 * c-tree.h (grokfield): New argument.
8389 * c-decl.c (grokfield): Handle new location argument.
8390 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8392 2008-08-21 Richard Guenther <rguenther@suse.de>
8394 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8396 2008-08-21 Jan Hubicka <jh@suse.cz>
8398 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8399 (cgraph_add_function_insertion_hook,
8400 cgraph_remove_function_insertion_hook,
8401 cgraph_call_function_insertion_hooks): New functions.
8402 * cgraph.h (cgraph_add_function_insertion_hook,
8403 cgraph_remove_function_insertion_hook,
8404 cgraph_call_function_insertion_hooks): Declare.
8405 * ipa-reference.c (function_insertion_hook_holder): New variable.
8406 (check_operand, look_for_address_of): When checking late, do not care
8407 about module bitmaps.
8408 (add_new_function): New function.
8409 (generate_summary): Register hooks; zero module bitmaps.
8410 (propagate): Unregister hooks.
8411 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8412 (add_new_function): New function.
8413 (generate_summary): Register hook.
8414 (propagate): Remove hook.
8416 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8418 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8419 * ipa-cp.c (ipcp_update_cloned_node): New function.
8420 (build_const_val): Handle functions correctly; bring type logic
8421 into sync with tree-inline.c
8422 (ipcp_init_stage): Take care of computing stuff needed by
8423 indirect inlining; update clones.
8424 (ipcp_generate_summary): Break out of ipcp_driver.
8425 (ipcp_driver): Do only execution and transformation.
8426 (pass_ipa_cp): Make IPA_PASS.
8427 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8429 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8430 ipcp, some info is already available.
8431 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8432 * tree-inline.c (remap_ssa_name): Unshare expression.
8434 2008-08-21 Richard Guenther <rguenther@suse.de>
8436 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8437 a PHI ask VN if it is already available.
8438 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8439 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8441 2008-08-21 Richard Guenther <rguenther@suse.de>
8444 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8445 makes sure to produce a result of the correct type.
8447 2008-08-21 Jan Hubicka <jh@suse.cz>
8448 Backport from LTO branch:
8450 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8451 Jan Hubicka <jh@suse.cz>
8454 (init_state, finish_state, set_function_state, generate_summary):
8456 (scan_stmt): Renamed from scan_function. Changed to keep state in
8457 local static vars rather than cgraph aux field.
8458 (propagate): Renamed from static_execute. Changed to keep state in
8459 local static vars rather than cgraph aux field.
8460 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8461 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8463 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8465 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8466 * ipa-reference.c (init_function_info, generate_summary,
8467 propagate): New functions.
8468 (analyze_function): Call init_function_info.
8469 (static_execute): Stripped into generate_summary and propagate.
8470 (pass_ipa_reference): Made into ipa_opt_pass.
8472 2008-08-21 Richard Guenther <rguenther@suse.de>
8474 PR tree-optimization/37181
8475 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8477 (extract_range_from_unary_expr): Likewise.
8479 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8481 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8483 * toplev.h (pedwarn_at): Likewise.
8484 * builtins.c: Update all calls to pedwarn.
8485 * c-lex.c: Likewise.
8486 * toplev.c: Likewise.
8487 * c-tree.h: Likewise.
8488 * c-decl.c: Likewise.
8489 * c-errors.c: Likewise.
8490 * c-typeck.c: Likewise.
8491 * c-common.c: Likewise.
8492 * c-parser.c: Likewise.
8494 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8497 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8498 with MODE_VECTOR_INT mode.
8500 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8503 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8504 initialized outside the current module.
8505 (warn_uninitialized_var): Ignore left-hand side when walking the
8506 trees. Ignore address expressions. Examine VUSE operands in gimple
8507 statements with a variable declaration on the right-hand side.
8509 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8512 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8514 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8517 * c-common.c (conversion_warning): Do not warn if applying bit-and
8518 operator to unsigned constant that fits in the target type.
8520 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8523 * c-common.c (conversion_warning): Do not warn for artificial
8526 2008-08-20 Richard Guenther <rguenther@suse.de>
8528 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8529 (extract_range_from_binary_expr): Fall back to constant propagation.
8530 (extract_range_from_unary_expr): Likewise.
8532 2008-08-20 Richard Guenther <rguenther@suse.de>
8534 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8535 with TREE_THIS_VOLATILE on shared nodes.
8536 (fold_stmt_r): Likewise.
8538 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8541 * c-parser.c (c_parser_attributes): For keywords use canonical
8542 spelling for attr_name.
8544 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8546 * value-prof.c (check_counter): Revert wrong call to error.
8548 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8550 * profile.c: Update calls to inform.
8551 * value-prof.c: Update calls to inform.
8553 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8555 * diagnostic.c (inform): Add an explicit location_t parameter.
8556 * toplev.h (inform): Update declaration.
8557 * builtins.c: Update all calls to inform.
8558 * c-common.c: Likewise.
8559 * c-decl.c: Likewise.
8560 * c-opts.c: Likewise.
8561 * c-pch.c: Likewise.
8562 * c-pragma.c: Likewise.
8563 * c-typeck.c: Likewise.
8564 * coverage.c: Likewise.
8566 * toplev.c: Likewise.
8567 * tree-cfg.c: Likewise.
8568 * tree-ssa.c: Likewise.
8570 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8573 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8574 V2DI mode, for SSE4.1, use movq instead of vector set if the
8575 second element is zero and inter-unit moves are OK.
8577 2008-08-20 Richard Guenther <rguenther@suse.de>
8579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8580 properly handle conversion/copy chains after tuplification.
8582 2008-08-20 Richard Guenther <rguenther@suse.de>
8584 * passes.c (init_optimization_passes): Move the second
8585 forwprop pass before alias computation. Remove the second
8586 DCE pass. Remove the first dominator and phi copy/const
8589 2008-08-20 Nick Clifton <nickc@redhat.com>
8591 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8592 support of this feature. Do not assume that a sufficiently new
8593 assembler will support the feature regardless of the target type.
8594 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8595 * configure: Regenerate.
8597 2008-08-20 Richard Guenther <rguenther@suse.de>
8599 * tree-vrp.c (found_in_subgraph): Remove.
8600 (live): New global static.
8601 (live_on_edge): New function.
8602 (blocks_visited): Remove.
8603 (register_edge_assert_for_2): Use live_on_edge.
8604 (find_conditional_asserts): Remove code dealing with
8605 found_in_subgraph. Do not walk the CFG.
8606 (find_switch_asserts): Likewise.
8607 (find_assert_locations_1): Renamed from find_assert_locations.
8608 Move finding assert locations for conditional and switch
8609 statements first. Update live bitmap. Do not walk the CFG.
8610 (find_assert_locations): New function.
8611 (insert_range_assertions): Remove entry of CFG walk.
8612 Adjust call to find_assert_locations.
8613 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8614 that only can appear because of fake exit edges but assert we
8615 never try to insert on those.
8616 (fini_pre): Do not remove fake exit edges here...
8617 (execute_pre): ...but here, before committing edge inserts.
8619 2008-08-19 Richard Guenther <rguenther@suse.de>
8621 * passes.c (init_optimization_passes): Exchange store-ccp
8624 2008-08-19 Rafael Espíndola <espindola@google.com>
8626 * varasm.c (weak_decls): Move earlier in the file.
8627 (assemble_external): Add weak decls to the weak_decls list.
8628 (declare_weak): Don't add decls to the weak_decls list.
8630 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8633 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8634 before (sse2_shufpd_<mode>).
8636 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8639 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8640 * tree.c (block_nonartificial_location): Likewise.
8642 2008-08-19 Richard Guenther <rguenther@suse.de>
8644 PR tree-optimization/35972
8645 PR tree-optimization/23094
8646 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8648 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8649 handle MISALIGNED_INDIRECT_REF.
8650 (get_ref_from_reference_ops): New helper.
8651 (vn_reference_lookup_pieces): Walk the use-def chain using the
8652 alias-oracle if requested.
8653 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8654 walking the use-def chain.
8655 (compute_avail): But not here.
8656 (create_component_ref_by_pieces_1): Properly handle
8657 MISALIGNED_INDIRECT_REF.
8658 (do_regular_insertion): Handle fully redundant
8659 expressions after PHI-translation also for SSA_NAME values, not
8660 only constants. Correctly use edoubleprime for that.
8662 2008-08-19 Ira Rosen <irar@il.ibm.com>
8664 * tree-vectorizer.c (supportable_widening_operation): Support
8665 multi-step conversion, return the number of steps in such conversion
8666 and the required intermediate types.
8667 (supportable_narrowing_operation): Likewise.
8668 * tree-vectorizer.h (vect_pow2): New function.
8669 (supportable_widening_operation): Change argument types.
8670 (supportable_narrowing_operation): Likewise.
8671 (vectorizable_type_promotion): Add an argument.
8672 (vectorizable_type_demotion): Likewise.
8673 * tree-vect-analyze.c (vect_analyze_operations): Call
8674 vectorizable_type_promotion and vectorizable_type_demotion with
8675 additional argument.
8676 (vect_get_and_check_slp_defs): Detect patterns.
8677 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8679 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8680 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8681 factor according to the smallest type in the loop.
8682 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8683 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8684 supportable_widening_operation with correct arguments.
8685 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8686 operands lists according to the number of vector statements in left
8687 or right node, if exists.
8688 (vect_gen_widened_results_half): Remove unused argument.
8689 (vectorizable_conversion): Call supportable_widening_operation,
8690 supportable_narrowing_operation, and vect_gen_widened_results_half
8691 with correct arguments.
8692 (vectorizable_assignment): Change documentation, support multiple
8694 (vectorizable_operation): Likewise.
8695 (vect_get_loop_based_defs): New function.
8696 (vect_create_vectorized_demotion_stmts): Likewise.
8697 (vectorizable_type_demotion): Support loop-aware SLP and general
8698 multi-step conversion. Call vect_get_loop_based_defs and
8699 vect_create_vectorized_demotion_stmts for transformation.
8700 (vect_create_vectorized_promotion_stmts): New function.
8701 (vectorizable_type_promotion): Support loop-aware SLP and general
8702 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8704 (vectorizable_store): Change documentation, support multiple
8706 (vectorizable_load): Likewise.
8707 (vect_transform_stmt): Pass SLP_NODE to
8708 vectorizable_type_promotion and vectorizable_type_demotion.
8709 (vect_schedule_slp_instance): Move here the calculation of number
8710 of vectorized statements for each node from...
8711 (vect_schedule_slp): ... here.
8712 (vect_transform_loop): Call vect_schedule_slp without the last
8715 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8718 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8719 to == in assert statement.
8720 (vectorizable_reduction): Fix typo.
8722 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8725 * value-prof.c (check_counter): Dereference pointer to overall
8726 count when printing it.
8728 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8730 * profile.h: Really add it.
8732 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8734 * mcf.c: Really add it.
8736 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8737 Vinodha Ramasamy <vinodha@google.com>
8739 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8741 * value-prof.c (check_counter): Fix the counter if
8742 flag_profile_correction is true.
8743 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8744 tree_mod_subtract_transform):
8745 Follow check_counter parameter change.
8746 * common.opt (fprofile-correction): New option.
8748 * profile.h: Likewise.
8749 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8750 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8751 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8753 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8754 flag_profile_correction is set.
8756 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8758 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8760 2008-08-18 Tomas Bily <tbily@suse.cz>
8762 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8763 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8765 * tree-data-ref.c (split_constant_offset_1): Likewise.
8766 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8767 * tree-sra.c (sra_walk_expr): Likewise.
8768 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8769 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8770 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8771 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8773 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8774 * tree-vect-transform.c (vectorizable_type_demotion)
8775 (vectorizable_type_promotion): Likewise.
8776 * tree-inline.c (expand_call_inline):
8777 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8778 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8779 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8780 * expr.c (expand_expr_real_1): Likewise.
8781 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8782 (gimple_assign_unary_useless_conversion_p): Likewise.
8783 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8784 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8785 * fold-const.c (fold_unary): Likewise.
8786 * tree.h (CONVERT_EXPR_P): Likewise.
8787 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8788 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8790 (register_edge_assert_for_2, extract_range_from_unary_expr)
8791 (register_edge_assert_for_1): Likewise.
8793 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8795 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8796 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8797 (enum real_value_const): Delete.
8798 (get_real_const): Delete.
8799 * real.c (get_real_const): Delete.
8800 (dconst_e_ptr): Define.
8801 (dconst_third_ptr): Define.
8802 (dconst_sqrt2_ptr): Define.
8803 * builtins.c: Update all callers.
8805 2008-08-18 Richard Guenther <rguenther@suse.de>
8807 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8808 statement iterator after statement removal.
8810 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8812 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8813 (detect_processor_freebsd): Likewise.
8814 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8816 2008-08-18 Richard Guenther <rguenther@suse.de>
8818 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8819 and loads have the correct types.
8821 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8824 * c-opts.c (cpp_opts): Remove static.
8825 * c-parser.c (cpp_opts): Declare it extern.
8826 (disable_extension_diagnostics): Handle cpp options.
8827 (enable_extension_diagnostics): Likewise.
8829 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8831 * diagnostics.c (permerror_at): Rename as permerror.
8832 (permerror): Delete.
8833 * toplev.h: Likewise.
8835 2008-08-18 Richard Guenther <rguenther@suse.de>
8837 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8838 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8839 Move call_cdce before build_alias. Move copyrename2,
8840 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8841 right after final inlining.
8842 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8843 (pass_build_cfg): But instead via TODO_dump_func.
8845 2008-08-18 Richard Guenther <rguenther@suse.de>
8847 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8849 (scalarize_init): If we failed to generate some initializers
8850 do not generate zeros for not instantiated members. Instead
8851 rely on the copy out.
8852 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8853 about missing flow-sensitive alias info only if we have
8856 2008-08-17 Nick Clifton <nickc@redhat.com>
8858 * doc/extend.texi (Function Attributes): Fix typo in description
8859 if hot function attribute.
8861 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8862 Richard Sandiford <rdsandiford@googlemail.com>
8864 * doc/install.texi (--with-mips-plt): Document.
8865 * doc/invoke.texi (-mplt, -mno-plt): Document.
8866 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8867 and handle ${with_mips_plt}.
8868 * config/mips/mips.opt (mplt): New option.
8869 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8870 (TARGET_ABICALLS_PIC2): Likewise.
8871 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8872 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8873 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8874 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8875 to decide whether to output ".option picX" directives.
8876 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8877 Pass -call_nonpic rather than -KPIC for -mplt.
8878 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8879 on the command line. Also remove it when -mabi=64 is used without
8881 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8882 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8883 TARGET_ABICALLS_PIC0.
8884 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8886 (mips16_build_function_stub): Only output ".option pic" directives
8887 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8888 (mips16_build_call_stub): Fix comment and remove redundant
8889 ".set at"/"set .noat" directives.
8890 (mips_function_rodata_section): Use the default behaviour for
8891 TARGET_ABSOLUTE_ABICALLS.
8892 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8893 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8894 (mips_restore_gp): Do nothing if the current function doesn't use
8896 (mips_expand_prologue): Only save $gp if the current function uses it.
8897 Use a normal move for TARGET_ABICALLS_PIC0.
8898 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8900 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8902 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8903 of function when handling GLOBAL_POINTER_REGNUM.
8905 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8908 * common.opt (-fstack-check): Do not declare the variable here.
8909 (-fstack-check=): New option variant.
8910 * doc/invoke.texi (Code Gen Options): Document it.
8911 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8912 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8913 (STACK_CHECK_STATIC_BUILTIN): New macro.
8914 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8915 * opts.c: Include expr.h.
8916 (common_handle_option) <OPT_fold_stack_check_>: New case.
8917 <OPT_fstack_check>: Likewise.
8918 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8919 consistently in the test for variable-sized types. Adjust for
8920 new behaviour of flag_stack_check.
8921 * explow.c: Include except.h.
8922 (allocate_dynamic_stack_space): Do not take into account
8923 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8924 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8925 for variable-sized parameters. Treat all parameters whose size is
8926 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8927 stack checking is enabled.
8928 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8929 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8930 if generic stack checking is enabled.
8931 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8932 * reload1.c (reload): Likewise.
8933 * stmt.c (expand_decl): Assert that all automatic variables have
8934 fixed size at this point and remove dead code.
8935 * flags.h (stack_check_type): New enumeration type.
8936 (flag_stack_check): Declare.
8937 * toplev.c (flag_stack_check): New global variable.
8938 * Makefile.in (opts.o): Add dependency on EXPR_H.
8939 (explow.o): Add dependency on except.h.
8941 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8943 * config/avr/avr.c (avr_override_options): Reduce value of
8944 PARAM_INLINE_CALL_COST.
8946 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8948 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8949 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8950 lieu of TYPE_MODE (type) throughout.
8952 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8954 * config/arm/arm.c (add_minipool_backward_ref): Check for
8955 8-byte-aligned entries in second case of forcing insertion after a
8956 particular entry. Change third case to avoid inserting
8957 non-8-byte-aligned entries before 8-byte-aligned ones.
8959 2008-08-15 Richard Guenther <rguenther@suse.de>
8961 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8962 strip components for unknown size accesses.
8964 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8966 * config/s390/2097.md New file.
8967 * config/s390/s390.md ("z10prop" attribute): Define none,
8968 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8969 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8970 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8971 possible values and apply them to insns as appropriate.
8972 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8973 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8974 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8975 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8976 ("bfp" mode attribute): Removed. Every occurence replaced
8978 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8979 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8982 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8985 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8988 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8990 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8991 additional argument. Support reduction when duplication is needed due
8992 to data-types of different sizes in the loop.
8993 (get_initial_def_for_induction): Fix printout.
8994 (vect_get_vec_def_for_stmt_copy): Support case where the
8995 vec_stmt_for_operand is a phi node.
8996 (vectorizable_reduction): Support reduction when duplication is needed
8997 due to data-types of different sizes in the loop.
8998 (vectorizable_call): Remove restriction to not vectorize in case we
8999 have data-types of different sizes in the loop.
9000 (vectorizable_conversion): Likewise.
9001 (vectorizable_operation): Likewise.
9002 (vectorizable_type_demotion): Likewise.
9003 (vectorizable_type_promotion): Likewise.
9004 (vectorizable_induction): Add restriction to not vectorize in case
9005 we have data-types of different sizes in the loop.
9007 2008-08-14 Christophe Saout <christophe@saout.de>
9008 Uros Bizjak <ubizjak@gmail.com>
9011 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9012 (*vec_concatv2di_rex64_sse4_1): Ditto.
9013 (*vec_concatv2di_rex64_sse): Ditto.
9015 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9018 * fold-const.c (fold_widened_comparison): Do not allow
9019 sign changes that change the result even if shorter type
9020 is wider than arg1_unw's type.
9022 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9024 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9025 Skip if the multilib testing specifies -march that does not
9026 agree with the one specified in the testcase.
9028 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9030 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9031 zero extend SImode values being converted to TFmode before passing
9034 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9036 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9037 __PPU__ when targeting the Cell/B.E. PPU processor.
9039 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9041 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9042 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9043 Rematerialize the static chain, if any.
9044 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9047 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9049 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9050 (new_loc_descr): Likewise.
9051 (add_loc_descr): Likewise.
9052 (size_of_loc_descr): Likewise.
9053 (size_of_locs): Likewise.
9054 (output_loc_operands): Likewise.
9055 (output_loc_sequence): Likewise.
9056 (new_reg_loc_descr): New.
9057 (build_cfa_loc): Use it.
9058 (build_cfa_aligned_loc): Likewise.
9059 (one_reg_loc_descriptor): Likewise.
9060 (based_loc_descr): Likewise.
9062 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9065 * doc/invoke.texi (Wmain): Update.
9066 * c-decl.c (start_decl): warn_main is only 0 or 1.
9067 (start_function): Likewise. Fix formatting.
9068 (finish_function): Delete redundant warning.
9069 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9070 * c-opts (c_common_handle_option): -Wall only has effect if
9071 warn_main is uninitialized. OPT_Wmain is automatically
9072 handled. -pedantic also enables Wmain.
9073 (c_common_post_options): Handle all logic for Wmain here.
9074 * c-common.c (warn_main): Delete.
9075 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9076 * c-common.h (warn_main): Delete.
9078 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9081 * expr.c (emit_group_store): Allocate stack temp with the
9082 largest alignment when copying from register to stack.
9084 2008-08-13 Richard Guenther <rguenther@suse.de>
9086 * tree.h (maybe_fold_offset_to_address): Declare.
9087 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9088 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9089 Likewise for POINTER_PLUS_EXPR.
9090 (maybe_fold_offset_to_reference): Enable disabled code.
9091 (maybe_fold_offset_to_address): New function.
9092 (fold_stmt_r): Use it.
9093 (fold_gimple_assign): Likewise.
9094 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9095 (gimplify_expr): Likewise.
9097 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9099 * toplev.h (pedwarn_at): Fix declaration.
9101 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9103 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9104 LINK_SPEC): Use %R in -Y P argument.
9106 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9109 * diagnostic.c (pedwarn_at): New.
9110 * toplev.h (pedwarn_at): Declare.
9111 * c-tree.h (build_enumerator): Update declaration.
9112 * c-decl.c (finish_enum): Update comment.
9113 (build_enumerator): Take a location parameter. Give a pedwarn but do
9114 not perform any conversion.
9115 * c-parser.c (c_parser_enum_specifier): Set correct location for
9118 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9121 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9122 expressions except for conversions to signed:1 bitfields. Handle
9123 COND_EXPR with constant operands.
9125 2008-08-13 Richard Guenther <rguenther@suse.de>
9127 PR tree-optimization/15255
9128 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9129 (struct oecount_s): New struct and VEC types.
9131 (oecount_hash): New function.
9132 (oecount_eq): Likewise.
9133 (oecount_cmp): Likewise.
9134 (zero_one_operation): New function.
9135 (build_and_add_sum): Likewise.
9136 (undistribute_ops_list): Perform un-distribution of multiplication
9137 and division on the chain of summands.
9138 (should_break_up_subtract): Also break up subtracts for factors.
9139 (reassociate_bb): Delete dead visited statements.
9140 Call undistribute_ops_list. Re-sort and optimize if it did something.
9141 * passes.c (init_optimization_passes): Move DSE before
9143 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9146 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9148 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9150 * doc/invoke.texi: Revert unintended checkin.
9152 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9155 * gcc.c (include_spec_function): Tweak call to find_a_file.
9157 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9160 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9161 and TRUTH_ORIF_EXPR.
9162 * dojump.c (do_jump): Likewise.
9164 PR tree-optimization/37084
9165 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9166 if id->regimplify, don't assume stmt is a cast assignment.
9168 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9170 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9172 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9175 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9178 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9180 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9181 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9183 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9184 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9185 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9186 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9187 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9189 * doc/tm.texi (Storage Layout): Remove documentation for
9190 TARGET_FLOAT_FORMAT.
9192 * simplify-rtx.c (simplify_binary_operation_1): Replace
9193 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9195 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9197 * real.h (struct real_format): New member has_sign_dependent_rounding.
9198 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9199 spu_single_format, ieee_double_format, mips_double_format,
9200 motorola_double_format, ieee_extended_motorola_format,
9201 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9202 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9203 mips_extended_format, ieee_quad_format, mips_quad_format,
9204 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9205 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9207 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9208 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9209 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9210 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9211 (ROUND_TOWARDS_ZERO): Likewise.
9213 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9214 (FLOAT_MODE_FORMAT): New macro.
9215 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9216 (MODE_COMPOSITE_P): ... this new macro.
9217 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9218 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9219 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9221 * flags.h: Include "real.h".
9223 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9224 REAL_MODE_FORMAT_COMPOSITE_P.
9225 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9227 * doc/tm.texi (Storage Layout): Remove documentation of
9228 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9229 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9230 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9231 they only apply to libgcc2.a.
9233 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9235 * config/spu/float_disf.c: New file.
9236 * config/spu/float_unsdisf.c: New file.
9237 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9238 (LIB2FUNCS_EXCLUDE): Define.
9240 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9241 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9243 * real.h (struct real_format): New member round_towards_zero.
9244 * real.c (round_for_format): Respect fmt->round_towards_zero.
9245 (ieee_single_format, mips_single_format, motorola_single_format,
9246 spu_single_format, ieee_double_format, mips_double_format,
9247 motorola_double_format, ieee_extended_motorola_format,
9248 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9249 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9250 mips_extended_format, ieee_quad_format, mips_quad_format,
9251 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9252 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9254 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9255 real_format to choose rounding mode when calling MPFR functions.
9256 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9257 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9259 * real.h (real_to_decimal_for_mode): Add prototype.
9260 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9261 Respect target rounding mode when generating decimal representation.
9262 (real_to_decimal): New stub for backwards compatibility.
9263 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9264 real_to_decimal_for_mode instead of real_to_decimal.
9266 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9268 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9269 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9271 * real.c (spu_single_format): New variable.
9272 * real.h (spu_single_format): Declare.
9274 * config/spu/spu.c (spu_override_options): Install SFmode format.
9275 (spu_split_immediate): Use integer mode to operate on pieces of
9276 floating-point values in all cases.
9278 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9279 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9280 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9282 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9284 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9286 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9288 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9290 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9293 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9294 on the VAR_DECL instead of TYPE_READONLY on its type.
9296 2008-08-12 Ira Rosen <irar@il.ibm.com>
9298 * tree-vectorizer.c: Depend on langhooks.h.
9299 (supportable_widening_operation): Add two arguments. Support double
9301 (supportable_narrowing_operation): Likewise.
9302 * tree-vectorizer.h (supportable_widening_operation): Add two
9304 (supportable_narrowing_operation): Likewise.
9305 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9306 supportable_widening_operation with correct arguments.
9307 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9308 (vectorizable_type_demotion): Support double type conversions.
9309 (vectorizable_type_promotion): Likewise.
9310 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9312 2008-08-11 Michael Matz <matz@suse.de>
9314 * i386/i386.c (override_options): Move initialisation from
9315 flag_schedule_insns_after_reload to here from ...
9316 (optimization_options): ... here.
9318 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9320 PR rtl-optimization/36998
9321 * dwarf2out.c (compute_barrier_args_size_1,
9322 compute_barrier_args_size): Temporarily remove assertions.
9324 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9327 * tree-ssa.c (struct walk_data): Add new flag
9328 warn_possibly_uninitialized.
9329 (warn_uninitialized_var): Use it.
9330 (warn_uninitialized_vars): New.
9331 (execute_early_warn_uninitialized): Call it.
9332 (execute_late_warn_uninitialized): Likewise.
9334 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9337 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9340 2008-08-09 Jan Hubicka <jh@suse.cz>
9343 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9345 (expand_fix): Be prepared for expansion to fail.
9346 (expand_sfix_optab): Remove instructions if expansion failed.
9348 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9350 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9352 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9353 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9355 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9357 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9358 mips/t-libgcc-mips16 to tmake_file.
9359 * config/mips/mips-protos.h (mips_call_type): New enum.
9360 (mips_pic_base_register, mips_got_load): Declare.
9361 (mips_restore_gp): Take an rtx argument.
9362 (mips_use_pic_fn_addr_reg_p): Declare.
9363 (mips_expand_call): Replace the sibcall_p argument with
9364 a mips_call_type argument. Add a lazy_p parameter.
9365 (mips_split_call): Declare.
9366 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9367 (MIPS16_PIC_TEMP): Likewise.
9368 (reg_class): Delete M16_NA_REGS.
9369 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9370 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9371 (mips_split_hi_p): Declare.
9372 * config/mips/mips.c (mips_split_hi_p): New array.
9373 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9374 (mips_got_symbol_type_p): New function.
9375 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9376 (mips16_stub_function_p): New function.
9377 (mips16_local_function_p): Likewise.
9378 (mips_use_pic_fn_addr_reg_p): Likewise.
9379 (mips_cannot_force_const_mem): Return false for HIGHs.
9380 Extend CONST_INT and symbolic handling to MIPS16, using
9381 mips_symbol_insns to check that the base symbol type is a
9382 legitimate constant. Reject GOT-based constants if
9383 TARGET_MIPS16_PCREL_LOADS.
9384 (mips_const_insns): Check targetm.cannot_force_const_mem when
9385 decomposing a symbolic base and a large offset.
9386 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9387 When calling a function that needs $25 from MIPS16 code,
9388 move the target address into $25 separately and add a USE
9390 (mips16_gp_pseudo_reg): Insert the initializer immediately
9391 before the first real insn.
9392 (mips_pic_base_register, mips_got_load): New functions.
9393 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9394 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9395 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9396 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9397 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9398 also passing NULL_RTX rather than const0_rtx as the aux argument.
9399 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9400 instead of TARGET_EXPLICIT_RELOCS.
9401 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9402 (mips_load_call_address): Replace the sibcall_p argument with
9403 a mips_call_type argument. Use mips_got_load.
9404 (mips16_local_alias): New structure.
9405 (mips16_local_aliases): New variable.
9406 (mips16_local_aliases_hash): New function.
9407 (mips16_local_aliases_eq): Likewise.
9408 (mips16_local_alias): Likewise.
9409 (mips16_stub_function): Likewise.
9410 (mips16_build_function_stub): Create a local alias for the target
9411 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9412 .cpload directive and an R_MIPS_NONE relocation for the target
9413 function, then load the alias rather than the function itself.
9414 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9415 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9416 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9417 (mips16_build_call_stub): Replace the FN parameter with an
9418 FN_PTR parameter. Force the address into a register if it
9419 isn't a call_insn_operand; don't rely on the caller to do this.
9420 If a call to a locally-defined and locally-binding MIPS16
9421 function must be made indirectly, redirect the call to the
9422 function's local alias. Use mips16_stub_function_p,
9423 mips16_stub_function, mips_expand_call and use_reg.
9424 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9425 Use explicit %hi and %lo accesses where possible.
9426 Use MIPS_CALL to generate the correct code form of a
9427 jal instruction. Add clobbers of $18 instead of uses.
9428 Update the call to mips_emit_call_insn.
9429 (mips_expand_call): Replace the SIBCALL_P argument with a
9430 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9431 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9432 allowing it to modify the call address. Update the calls to
9433 mips_load_call_address and mips_emit_call_insn.
9434 (mips_split_call): New function.
9435 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9436 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9437 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9438 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9439 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9441 (mips_cprestore_slot): New function.
9442 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9443 and use mips_cprestore_slot.
9444 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9446 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9447 then use a copygp_mips16 instruction to set up $28.
9448 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9449 (mips16_lay_out_constants): Call split_all_insns_noflow.
9450 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9451 false if TARGET_MIPS16.
9452 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9453 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9454 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9455 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9456 MIPS16 code. Allow MIPS16 o32 PIC.
9457 (mips_override_options): Allow MIPS16 o32 PIC.
9458 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9459 after reload if TARGET_USE_GOT.
9460 (UNSPEC_COPYGP): New constant.
9461 (length): Use a default length of 8 for MIPS16 GOT loads.
9462 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9463 (*got_page<mode>): Check mips_split_hi_p.
9464 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9465 (unspec_got<mode>, unspec_call<mode>): New expanders.
9466 (load_got<mode>, load_call<mode>): Remove the length attributes.
9467 Use a got attribute instead of a type attribute.
9468 (copygp_mips16): New insn.
9469 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9470 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9471 (sibcall, sibcall_value, call, call_value): Update the calls
9472 to mips_expand_call.
9473 (call_internal, call_value_internal): Use mips_split_call.
9474 (call_value_multiple_internal): Likewise.
9475 (call_split): Move after call_internal (the insn it is split from).
9476 (call_internal_direct, call_value_internal_direct): Turn into
9477 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9478 (call_direct_split, call_value_direct_split): New patterns.
9479 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9480 and use M16_REGS instead of M16_NA_REGS.
9481 * config/mips/predicates.md (const_call_insn_operand): Replace
9482 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9483 mips_use_pic_fn_addr_reg_p check.
9484 (move_operand): Reject HIGHs if mips_split_hi_p.
9485 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9486 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9487 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9488 * config/mips/libgcc-mips16.ver: New file.
9489 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9490 $(srcdir)/config/mips/libgcc-mips16.ver.
9492 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9494 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9496 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9497 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9498 (mips16_cfun_returns_in_fpr_p): Likewise.
9500 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9502 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9503 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9504 rather than 4 to PC.
9506 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9508 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9509 (FUNCTION_PROFILER): Save the static chain pointer into $2
9510 beforehand and restore it aftewards.
9511 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9512 address directly into $25 and call the function through $25;
9513 do not clobber $3. Pad the DImode version to cover the space
9514 left by the deleted $25 <- $3 move.
9515 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9516 the removal of the $25 <- $3 move.
9517 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9518 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9520 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9521 Daniel Jacobowitz <dan@codesourcery.com>
9523 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9524 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9525 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9526 * config/mips/mips.c (mips_start_function_definition): New function.
9527 (mips_end_function_definition): Likewise.
9528 (mips_output_function_prologue): Use mips_start_function_definition.
9529 (mips_output_function_epilogue): Use mips_end_function_definition.
9530 (build_mips16_function_stub): Use mips_start_function_definition
9531 and mips_end_function_definition.
9532 (build_mips16_call_stub): Likewise.
9534 2008-08-09 Richard Guenther <rguenther@suse.de>
9536 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9537 * gimple.h (gimple_call_fn): Adjust comment.
9538 (gimple_call_set_fndecl): New function.
9539 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9540 longer having bare FUNCTION_DECL operand.
9541 (gimple_call_return_type): Likewise.
9542 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9544 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9545 (gimple_mod_pow2): Likewise.
9546 (gimple_mod_subtract): Likewise.
9547 (gimple_ic): Likewise.
9548 (gimple_stringop_fixed_value): Likewise.
9549 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9550 longer having bare FUNCTION_DECL operand.
9551 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9552 * omp-low.c (optimize_omp_library_calls): Likewise.
9553 * cgraphunit.c (update_call_expr): Likewise.
9554 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9555 (execute_convert_to_rsqrt): Likewise.
9556 * cfgexpand.c (gimple_to_tree): Simplify.
9557 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9558 bare FUNCTION_DECL operand.
9559 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9560 (convert_gimple_call): Use gimple_call_fndecl.
9561 * c-common.c (c_warn_unused_result): Likewise.
9563 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9566 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9567 (c_finish_return): Likewise.
9568 (c_start_case): Likewise.
9569 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9570 * c-parser.c (c_parser_condition): New. Call
9571 verify_sequence_points.
9572 (c_parser_paren_condition): Call c_parser_condition.
9573 (c_parser_for_statement): Call c_parser_condition.
9575 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9578 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9579 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9580 Moved from diagnostic.h
9581 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9583 (emit_diagnostic): New.
9584 (warning0, pedwarn0): Delete.
9585 (warning, warning_at, pedwarn, permerror): Return bool.
9586 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9587 Moved to diagnostic.c.
9588 (struct diagnostic_context): Use correct type for
9589 classify_diagnostic.
9590 (diagnostic_report_diagnostic): Update declaration.
9591 (emit_diagnostic): Declare.
9592 * errors.c (warning): Return bool.
9593 * errors.h (warning): Update declaration.
9594 * toplev.h (warning0, pedwarn0): Delete.
9595 (warning, warning_at, pedwarn, permerror): Return bool.
9596 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9597 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9598 inform. Update all calls.
9599 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9600 before giving informative note.
9601 (implicit_decl_warning): Likewise.
9602 * c-typeck.c (build_function_call): Likewise.
9603 * tree-sssa.c (warn_uninit): Likewise.
9604 * builtins.c (gimplify_va_arg_expr): Likewise.
9606 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9609 * doc/invoke.texi (-Wextra): Move warning from here...
9610 (-Wuninitialized): ... to here.
9612 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9615 * flags.h (set_Wunused): Delete
9616 * toplev.c (process_options): Handle Wunused flags here.
9617 * opts.c (maybe_warn_unused_parameter): Delete.
9618 (common_handle_option): Replace set_Wunused by warn_unused.
9619 (set_Wextra): Do not handle Wunused-parameter here.
9620 (set_Wunused): Delete.
9621 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9623 * common.opt (Wunused): Add Var and Init.
9624 (Wunused-function): Likewise.
9625 (Wunused-label): Likewise.
9626 (Wunused-parameter): Likewise.
9627 (Wunused-value): Likewise.
9628 (Wunused-variable): Likewise.
9630 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9632 * doc/invoke.texi: Add cpu_type power7.
9633 * config.in (HAVE_AS_VSX): New.
9634 * config.gcc: Add cpu_type power7.
9635 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9637 * configure: Regenerate.
9638 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9640 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9641 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9642 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9644 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9646 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9647 type to vectorize.builtin_conversion.
9648 (vectorizable_conversion): Likewise.
9649 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9650 integral type as input.
9651 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9653 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9654 and ALTIVEC_BUILTIN_VCTSXS.
9655 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9658 2008-08-08 Richard Guenther <rguenther@suse.de>
9660 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9661 (surely_varying_stmt_p): Calls are varying only if they are
9662 non-builtin and not indirect or have no result.
9663 (ccp_fold): Re-instantiate code before the tuples merge.
9665 2008-08-08 Richard Guenther <rguenther@suse.de>
9667 PR tree-optimization/37056
9668 * gimple.h (gimple_assign_rhs_class): New helper function.
9669 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9670 unary operations properly.
9672 2008-08-07 Jan Hubicka <jh@suse.cz>
9674 * i386.h (ix86_size_cost): Declare.
9675 (ix86_cur_cost): New function macro.
9676 * i386.md (peepholes expanding size and splitters): Predicate by
9677 optimize_insn_for_speed_p.
9678 (peepholes reduce size and splitters): Predicate by
9679 optimize_insn_for_size_p.
9680 * i386.c (ix86_size_cost): Rename from ...
9681 (size_cost): This one.
9682 (override_options): Update.
9683 (decide_alg): Likewise.
9684 (ix86_expand_clear): Use RTL profile.
9685 (ix86_pad_returns): Use RTL profile.
9687 2008-08-07 Jan Hubicka <jh@suse.cz>
9689 * recog.c (split_all_insns): Set RTL profile
9690 (peephole2_optimize): Likewise.
9691 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9692 * combine.c (combine_instructions): Likewise.
9694 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9696 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9698 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9700 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9701 value in a6 after the set_frame_ptr insn.
9703 2008-08-07 Richard Henderson <rth@redhat.com>
9706 * gcc.c (cpp_options): Pass along -g*.
9708 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9710 * config/arm/arm.c (output_move_neon): Update comment describing
9711 big-endian vector layout.
9712 (arm_assemble_integer): Do not handle big-endian NEON vectors
9714 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9715 neon_vget_lane<mode>_sext_internal,
9716 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9717 element indices for big-endian.
9719 2008-08-07 Richard Henderson <rth@redhat.com>
9721 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9722 * configure, config.in: Rebuild.
9723 * debug.h (dwarf2out_do_cfi_asm): Declare.
9724 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9725 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9726 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9727 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9729 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9731 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9732 movv2si_internal): Combine into mov<mode>_internal.
9733 (movv2si_internal_2): Remove.
9735 2008-08-07 Jan Hubicka <jh@suse.cz>
9738 * i386.md (single stringop patterns): Enable unconditionally.
9740 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9743 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9745 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9746 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9748 * config/i386/sse.md (sse2_movq128): New.
9750 * doc/extend.texi: Document __builtin_ia32_movq128.
9752 2008-08-07 Richard Guenther <rguenther@suse.de>
9755 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9756 pointers can access anything.
9758 2008-08-06 Jan Hubicka <jh@suse.cz>
9760 * optabs.c (emit_unop_insn): Break out to ...
9761 (maybe_emit_unop_insn): ... this one.
9762 (expand_sfix_optab): Use maybe variant.
9763 * optabs.h (maybe_emit_unop_insn): Declare.
9765 * i386.md (mov0 patterns): Enable by default.
9766 (FP conversion expanders): Disable expansion of code expanding
9767 sequences when instruction should be optimized for size.
9768 (single strinop patterns): Enable when optimizing for size.
9769 (string expanders): Disable expanding of code expanding sequences
9770 when optimizning instruction for size.
9771 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9773 (ix86_fp_comparison_sahf_cost): Likewise.
9774 (ix86_expand_branch): Likewise.
9775 (ix86_expand_ashl_const): Likewise.
9776 (ix86_split_ashl): Likewise.
9777 (ix86_expand_strlen): Likewise.
9778 (ix86_emit_fp_unordered_jump): Likewie.
9780 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9782 * c-common.c: Fix typo.
9783 (c_common_reswords): Activate more C++ keyword warnings.
9785 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9787 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9790 * diagnostic.c (permerror_at): New.
9791 * toplev.h (permerror_at): Declare.
9793 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9794 Ira Rosen <irar@il.ibm.com>
9796 * tree-vect-transform.c (vect_model_simple_cost): Return
9797 immediately if stmt is pure SLP.
9798 (vect_model_store_cost): Ditto.
9799 (vect_model_load_cost): Ditto.
9800 (vectorizable_store): Remove PURE_SLP check before call
9801 to vect_model_store_cost.
9802 (vect_model_store_cost): When checking whether stmt describe
9803 strided access, add a check that it is not slp_node.
9805 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9808 * c-common.c (warn_for_sign_compare): New. Handle separately the
9809 case that 'constant' is zero.
9810 * c-typeck.c (build_binary_op): Move code to c-common.c
9812 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9814 * config/alpha/alpha.c (alpha_preferred_reload_class,
9815 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9816 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9817 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9818 * config/arm/arm.md: Likewise.
9819 * config/avr/avr-protos.h (preferred_reload_class,
9820 test_hard_reg_class, avr_simplify_comparison_p,
9821 out_shift_with_cnt, class_max_nregs): Likewise.
9822 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9823 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9824 preferred_reload_class, test_hard_reg_class): Likewise.
9825 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9826 bfin_memory_move_cost, bfin_secondary_reload,
9827 bfin_output_mi_thunk): Likewise.
9828 * config/crx/crx.c (crx_secondary_reload_class,
9829 crx_memory_move_cost): Likewise.
9830 * config/frv/frv-protos.h (frv_secondary_reload_class,
9831 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9832 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9833 frv_secondary_reload_class, frv_class_likely_spilled_p,
9834 frv_class_max_nregs): Likewise.
9835 * config/h8300/h8300.c (h8300_classify_operand,
9836 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9838 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9839 * config/ia64/ia64.c (ia64_preferred_reload_class,
9840 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9841 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9842 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9844 * config/m68hc11/m68hc11.c (preferred_reload_class,
9845 m68hc11_memory_move_cost): Likewise.
9846 * config/mcore/mcore.c (mcore_secondary_reload_class,
9847 mcore_reload_class): Likewise.
9848 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9849 mips_class_max_nregs, mips_cannot_change_mode_class,
9850 mips_preferred_reload_class, mips_secondary_reload_class,
9851 mips_output_mi_thunk): Likewise.
9852 * config/mmix/mmix.c (mmix_preferred_reload_class,
9853 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9855 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9857 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9858 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9859 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9860 * config/rs6000/rs6000.c (paired_expand_vector_init,
9861 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9862 compare_section_name, rs6000_memory_move_cost): Likewise.
9863 * config/s390/s390.c (s390_emit_compare_and_swap,
9864 s390_preferred_reload_class, s390_secondary_reload,
9865 legitimize_pic_address, legitimize_tls_address,
9866 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9867 s390_class_max_nregs): Likewise.
9868 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9869 * config/s390/s390.md: Likewise.
9870 * config/score/score-protos.h (score_secondary_reload_class,
9871 score_preferred_reload_class): Likewise.
9872 * config/score/score.c (score_preferred_reload_class,
9873 score_secondary_reload_class): Likewise.
9874 * config/score/score3.c (score3_output_mi_thunk,
9875 score3_preferred_reload_class, score3_secondary_reload_class,
9876 score3_hard_regno_mode_ok): Likewise.
9877 * config/score/score3.h (score3_preferred_reload_class,
9878 score3_secondary_reload_class): Likewise.
9879 * config/score/score7.c (score7_output_mi_thunk,
9880 score7_preferred_reload_class, score7_secondary_reload_class,
9881 score7_hard_regno_mode_ok): Likewise.
9882 * config/score/score7.h (score7_preferred_reload_class,
9883 score7_secondary_reload_class): Likewise.
9884 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9885 output_branchy_insn, add_constant, gen_block_redirect,
9886 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9887 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9888 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9889 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9890 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9891 xstormy16_preferred_reload_class): Likewise.
9892 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9893 xtensa_expand_atomic, override_options,
9894 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9896 * reorg.c (try_merge_delay_insns): Likewise.
9897 * tree.c (merge_dllimport_decl_attributes): Likewise.
9899 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9901 2008-08-06 Michael Matz <matz@suse.de>
9903 * Makefile.in (write_entries_to_file): Quote words.
9904 * gengtype.c: (read_input_line): Skip over leading white-space.
9906 2008-08-06 Marc Gauthier <marc@tensilica.com>
9908 * config.gcc: Match more processor names for Xtensa.
9909 * configure.ac: Likewise.
9910 * doc/install.texi (Specific): Likewise.
9911 * configure: Regenerate.
9913 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9915 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9916 * calls.c (avoid_likely_spilled_reg): Likewise.
9917 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9918 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9919 * config/i386/i386.c (ix86_expand_special_args_builtin,
9920 ix86_secondary_reload): Likewise.
9921 * except.c (struct eh_region, gen_eh_region_catch,
9922 remove_unreachable_regions, duplicate_eh_regions,
9923 assign_filter_values, build_post_landing_pads,
9924 sjlj_find_directly_reachable_regions, remove_eh_handler,
9925 reachable_next_level, foreach_reachable_handler,
9926 can_throw_internal_1, can_throw_external_1,
9927 collect_one_action_chain): Likewise.
9928 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9929 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9930 * function.c (update_temp_slot_address, instantiate_new_reg,
9931 instantiate_virtual_regs_in_rtx,
9932 instantiate_virtual_regs_in_insn): Likewise.
9933 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9934 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9935 gimplify_cleanup_point_expr): Likewise.
9936 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9937 * passes.c (next_pass_1): Likewise.
9938 * print-tree.c (print_node_brief, print_node): Likewise.
9939 * profile.c (branch_prob): Likewise.
9940 * tree-dump.c (dump_register): Likewise.
9941 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9943 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9944 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9945 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9946 copy_arguments_for_versioning, copy_static_chain): Likewise.
9947 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9948 add_new_name_mapping, register_new_name_mapping): Likewise.
9949 * tree-mudflap.c (mf_xform_derefs): Likewise.
9950 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9951 get_init_expr, combine_chains): Likewise.
9952 * tree-pretty-print.c (dump_generic_node): Likewise.
9953 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9954 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9955 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9956 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9958 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9961 * calls.c (expand_call): Use the biggest preferred stack
9964 2008-08-06 Michael Matz <matz@suse.de>
9967 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9968 for reused reload, instead of overwriting them.
9970 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9973 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9974 for incoming stack boundary.
9976 * function.c (assign_parm_find_entry_rtl): Update
9977 parm_stack_boundary.
9979 * function.h (rtl_data): Add parm_stack_boundary.
9981 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9982 parm_stack_boundary for incoming stack boundary.
9984 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9986 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9987 for unrepresentable subregs or treat them as equal to other regs
9988 or subregs with the same register number.
9990 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9993 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9996 2008-08-06 Jan Hubicka <jh@suse.cz>
9998 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9999 frequencies might be hot.
10001 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10003 * reload.c (find_reloads): Force constants into literal pool
10004 also if they are wrapped in a SUBREG.
10006 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10009 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10010 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10011 Don't allow predicated instructions for data speculation.
10012 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10015 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10017 * haifa-sched.c (extend_global): Split to extend_global_data and
10018 extend_region_data. Update all uses.
10019 (extend_all): Rename to extend_block_data.
10021 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10023 * sched-rgn.c (new_ready): Check if instruction can be
10024 speculatively scheduled before attempting speculation.
10025 (debug_rgn_dependencies): Remove wrongful assert.
10027 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10029 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10031 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10033 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10034 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10035 va_size, and type_size.
10037 2008-08-04 Jason Merrill <jason@redhat.com>
10040 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10041 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10043 2008-08-05 Richard Henderson <rth@redhat.com>
10045 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10046 * configure: Rebuild.
10048 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10051 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10052 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10055 2008-08-05 Richard Henderson <rth@redhat.com>
10057 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10058 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10059 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10060 * common.opt (fdwarf2-cfi-asm): New.
10061 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10062 * config.in, configure: Rebuild.
10063 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10064 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10066 (dw2_force_const_mem): Externalize.
10067 * dwarf2asm.h: Update.
10068 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10069 generate a real label.
10070 (output_cfi_directive): New.
10071 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10072 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10073 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10075 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10076 (output_loc_operands_raw, output_loc_sequence_raw): New.
10077 (output_cfa_loc_raw): New.
10079 2008-08-05 Paul Brook <paul@codesourcery.com>
10081 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10082 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10083 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10084 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10085 * config/arm/arm.h (TARGET_VFPD32): Define.
10086 (TARGET_VFP3): Use TARGET_VFPD32.
10087 (fputype): Add FPUTYPE_VFP3D16.
10088 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10089 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10090 * config/arm/arm-cores.def: Add cortex-r4f.
10091 * config/arm/arm-tune.md: Regenerate.
10093 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10095 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10096 Reword some comments throughout the file.
10098 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10099 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10100 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10101 MFC_MIN_DMA_LIST_ELEMENTS.
10102 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10103 MFC_MAX_DMA_LIST_ELEMENTS.
10105 (MFC_START_ENABLE): Remove PPU-only define.
10106 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10107 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10109 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10110 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10111 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10112 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10113 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10114 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10115 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10117 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10118 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10119 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10120 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10122 (spu_read_machine_status): Fix typo.
10124 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10126 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10127 SUBREG of multi-word hard register.
10128 * config/spu/spu.c (valid_subreg): Likewise.
10129 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10131 2008-08-04 Richard Guenther <rguenther@suse.de>
10133 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10134 the candidate with the stripped base if that base is different
10135 from the original base even for offset zero.
10137 2008-08-04 Richard Guenther <rguenther@suse.de>
10139 PR middle-end/36691
10140 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10141 check for no_overflow.
10143 2008-08-04 Richard Guenther <rguenther@suse.de>
10145 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10147 2008-08-04 Paul Brook <paul@codesourcery.com>
10149 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10150 (arm_order_regs_for_local_alloc): New function.
10151 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10153 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10155 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10158 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10159 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10160 (ix86_expand_epilogue): Likewise.
10162 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10164 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10167 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10169 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10170 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10171 (*movv2sf_internal_rex64): Ditto.
10173 2008-08-03 Jan Hubicka <jh@suse.cz>
10175 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10176 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10177 * expmed.c (expand_smod_pow2): Likewise.
10179 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10182 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10183 alternative 0 of operand 1.
10184 (*vec_concatv2di_rex64_sse): Ditto.
10185 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10187 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10188 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10189 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10190 (*movv2sf_internal_rex64): Ditto.
10192 2008-08-02 Richard Guenther <rguenther@suse.de>
10195 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10196 (ssedoublesizemode): New mode attribute.
10197 (sse_shufps): Call gen_sse_shufps_v4sf.
10198 (sse_shufps_1): Macroize.
10199 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10200 (sse2_shufpd_1): Macroize.
10201 (vec_extract_odd, vec_extract_even): New expanders.
10202 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10203 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10204 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10205 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10206 (ix86_expand_vector_set): Likewise.
10207 (ix86_expand_reduc_v4sf): Likewise.
10209 2008-08-01 Doug Kwan <dougkwan@google.com>
10211 * matrix-reorg.c: Re-enable all code.
10212 (struct malloc_call_data): Change CALL_STMT to gimple type.
10213 (collect_data_for_malloc_call): Tuplify.
10214 (struct access_site_info): Change STMT to gimple type.
10215 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10216 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10217 (struct free_info): Change STMT to gimple type.
10218 (struct matrix_access_phi_node): Change PHI to gimple type.
10219 (get_inner_of_cast_expr): Remove.
10220 (may_flatten_matrices_1): Tuplify.
10221 (may_flatten_matrices): Ditto.
10222 (mark_min_matrix_escape_level): Ditto.
10223 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10224 (ssa_accessed_in_call_rhs): New
10225 (ssa_accessed_in_assign_rhs): New
10226 (record_access_alloc_site_info): Tuplify.
10227 (add_allocation_site): Ditto.
10228 (analyze_matrix_allocation_site): Ditto.
10229 (analyze_transpose): Ditto.
10230 (get_index_from_offset): Ditto.
10231 (update_type_size): Ditto.
10232 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10233 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10234 (analyze_accesses_for_phi_node): Tuplify.
10235 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10236 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10237 (analyze_matrix_accesses): Tuplify.
10238 (check_var_data): New call-back type for check_var_notmodified_p.
10239 (check_var_notmodified_p): Tuplify and use call-back struct to
10240 return statement found.
10241 (can_calculate_expr_before_stmt): Factor out statement related code
10243 (can_calculate_stmt_before_stmt): New.
10244 (check_allocation_function): Tuplify.
10245 (find_sites_in_func): Ditto.
10246 (record_all_accesses_in_func): Ditto.
10247 (transform_access_sites): Ditto.
10248 (transform_allocation_sites): Ditto.
10249 (matrix_reorg): Re-enable.
10250 (gate_matrix_reorg): Re-enable.
10252 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10254 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10255 for labels for which it hasn't been set yet. If it has been set,
10256 stop walking insns and continue with next worklist item.
10257 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10258 if the only BARRIER is at the very end of a function.
10260 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10262 * cfgexpand.c (expand_stack_alignment): Assert that
10263 stack_realign_drap and drap_rtx must match.
10265 * function.c (instantiate_new_reg): If DRAP is used to realign
10266 stack, replace virtual_incoming_args_rtx with internal arg
10269 2008-08-01 Richard Guenther <rguenther@suse.de>
10271 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10272 loop information only if we initialized it.
10273 (execute_pre): Call fini_pre with in_fre.
10274 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10275 if we do not unroll because we hit max-completely-peeled-insns.
10276 Use our estimation for consistency, do allow shrinking.
10278 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10280 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10281 with MIN_STACK_BOUNDARY.
10282 (ix86_update_stack_boundary): Likewise.
10283 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10286 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10287 (MIN_STACK_BOUNDARY): This.
10289 2008-08-01 Richard Guenther <rguenther@suse.de>
10291 PR middle-end/36997
10292 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10294 2008-08-01 Richard Guenther <rguenther@suse.de>
10296 PR tree-optimization/36988
10297 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10298 do not matter if that doesn't change volatile qualification.
10300 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10302 * configure.ac: Do not generate libada-mk. Do not subst
10303 host_cc_for_libada.
10304 * libada-mk.in: Remove.
10305 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10306 * configure: Regenerate.
10308 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10310 * tree-pass.h: Added comment about not dumping passes with name
10311 starting with star in struct opt_pass.
10312 * passes.c (register_dump_files_1): Don't do dump for a pass with
10313 name starting with star.
10314 * doc/passes.texi (Pass manager): Mention pass names and special
10315 meaning of star prefix to avoid dump.
10317 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10319 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10321 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10322 (ISA_MIPS64R2): New macro.
10323 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10324 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10325 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10326 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10327 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10328 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10329 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10330 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10331 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10332 Move up to keep list alphabetically sorted.
10333 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10334 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10336 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10337 (-march=@var{arch}): Add mips64r2.
10339 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10341 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10343 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10345 * expr.c (expand_assignment): Check for complete type.
10347 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10350 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10352 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10353 for stack alignment.
10355 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10357 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10359 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10360 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10362 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10364 PR rtl-optimization/36419
10365 * dwarf2out.c (barrier_args_size): New variable.
10366 (compute_barrier_args_size, compute_barrier_args_size_1): New
10368 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10369 if not called yet in the current function, use barrier_args_size
10370 array to find the new args_size value.
10371 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10373 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10376 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10379 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10382 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10383 (dwarf2out_stack_adjust): Use it.
10384 (dwarf2out_frame_debug_expr): Likewise.
10386 2008-07-31 Richard Guenther <rguenther@suse.de>
10388 PR tree-optimization/36978
10389 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10390 the generated condition.
10392 2008-07-31 Richard Guenther <rguenther@suse.de>
10394 * passes.c (init_optimization_passes): Always call
10395 pass_early_warn_uninitialized.
10396 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10397 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10398 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10400 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10403 * builtins.c (maybe_emit_free_warning): New function.
10404 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10405 maybe_emit_free_warning for BUILT_IN_FREE.
10408 * dwarf2out.c (get_context_die): New function.
10409 (force_decl_die, force_type_die): Use it.
10410 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10411 returns NULL, force generation of DW_TAG_typedef and put that into
10414 PR preprocessor/36649
10415 * c-pch.c (c_common_read_pch): Save and restore
10416 line_table->trace_includes across PCH restore.
10418 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10421 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10423 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10426 * final.c (call_from_call_insn): Handle COND_EXEC.
10428 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10430 * builtins.c (std_gimplify_va_arg_expr): Replace
10431 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10432 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10434 2008-07-30 Joey Ye <joey.ye@intel.com>
10435 H.J. Lu <hongjiu.lu@intel.com>
10437 * builtins.c (expand_builtin_setjmp_receiver): Replace
10438 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10439 (expand_builtin_apply_args_1): Likewise.
10440 (expand_builtin_longjmp): Need DRAP for stack alignment.
10441 (expand_builtin_apply): Likewise.
10443 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10444 instead of assign_stack_local to allow alignment reduction.
10446 * calls.c (emit_call_1): Need DRAP for stack alignment if
10448 (expand_call): Replace virtual_incoming_args_rtx with
10449 crtl->args.internal_arg_pointer.
10450 * stmt.c (expand_nl_goto_receiver): Likewise.
10452 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10453 alignment and store to stack_alignment_estimated and
10454 max_used_stack_slot_alignment.
10455 (expand_one_var): Likewise.
10456 (expand_stack_alignment): New function.
10457 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10458 and stack_alignment_estimated fields in rtl_data. Call
10459 expand_stack_alignment at end.
10461 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10462 (MAX_STACK_ALIGNMENT): Likewise.
10463 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10464 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10466 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10467 stack alignment when generating virtual registers.
10469 * function.c (assign_stack_local): Renamed to ...
10470 (assign_stack_local_1): This. Add a parameter to indicate
10471 if it is OK to reduce alignment.
10472 (assign_stack_local): Use it.
10473 (instantiate_new_reg): Instantiate virtual incoming args rtx
10474 to vDRAP if stack realignment and DRAP is needed.
10475 (assign_parms): Collect parameter/return type alignment and
10476 contribute to stack_alignment_estimated.
10477 (locate_and_pad_parm): Likewise.
10478 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10479 with crtl->args.internal_arg_pointer.
10481 * function.h (rtl_data): Add new field drap_reg,
10482 max_used_stack_slot_alignment, stack_alignment_estimated,
10483 stack_realign_needed, need_drap, stack_realign_processed and
10484 stack_realign_finalized.
10485 (stack_realign_fp): New macro.
10486 (stack_realign_drap): Likewise.
10488 * global.c (compute_regsets): Frame pointer is needed when
10489 stack is realigned. Can eliminate frame pointer when stack is
10490 realigned and dynamic realigned argument pointer isn't used.
10492 * reload1.c (update_eliminables): Frame pointer is needed
10493 when stack is realigned.
10494 (init_elim_table): Can eliminate frame pointer when stack is
10495 realigned and dynamic realigned argument pointer isn't used.
10497 * rtl.h (assign_stack_local_1): Declare new funtion.
10499 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10500 (TARGET_GET_DRAP_RTX): Likewise.
10501 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10502 TARGET_GET_DRAP_RTX.
10504 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10506 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10507 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10509 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10510 H.J. Lu <hongjiu.lu@intel.com>
10512 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10513 vdrap_reg, stack_realign and drap_reg_saved.
10514 (add_cfi): Don't allow redefining CFA when DRAP is used.
10515 (reg_save): Handle stack alignment.
10516 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10517 alignment. Don't generate DWARF information for (set fp sp)
10519 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10521 (int_loc_descriptor): Move prototype forward. Also define if
10522 DWARF2_UNWIND_INFO is true.
10523 (output_cfa_loc): Handle DW_CFA_expression.
10524 (build_cfa_aligned_loc): New.
10525 (based_loc_descr): Update assert for stack realign. For local
10526 variables, use sp+offset when stack is aligned without drap and
10527 fp+offset when stack is aligned with drap. For arguments, use
10528 cfa+offset when drap is used to align stack.
10530 2008-07-30 Joey Ye <joey.ye@intel.com>
10531 H.J. Lu <hongjiu.lu@intel.com>
10533 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10535 (ix86_gen_andsp): New.
10536 (ix86_user_incoming_stack_boundary): Likewise.
10537 (ix86_default_incoming_stack_boundary): Likewise.
10538 (ix86_incoming_stack_boundary): Likewise.
10539 (ix86_can_eliminate): Likewise.
10540 (find_drap_reg): Likewise.
10541 (ix86_update_stack_boundary): Likewise.
10542 (ix86_get_drap_rtx): Likewise.
10543 (ix86_finalize_stack_realign_flags): Likewise.
10544 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10545 (TARGET_GET_DRAP_RTX): Likewise.
10546 (override_options): Overide option value for new options.
10547 (ix86_function_ok_for_sibcall): Remove check for
10548 force_align_arg_pointer.
10549 (ix86_handle_cconv_attribute): Likewise.
10550 (ix86_function_regparm): Likewise.
10551 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10552 (ix86_va_start): Replace virtual_incoming_args_rtx with
10553 crtl->args.internal_arg_pointer.
10554 (ix86_select_alt_pic_regnum): Check DRAP register.
10555 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10556 (ix86_compute_frame_layout): Compute frame layout wrt stack
10558 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10559 (ix86_expand_prologue): Decide if stack realignment is needed
10560 and generate prologue code accordingly.
10561 (ix86_expand_epilogue): Generate epilogue code wrt stack
10562 realignment is really needed or not.
10564 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10565 (ABI_STACK_BOUNDARY): Likewise.
10566 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10567 (STACK_REALIGN_DEFAULT): Likewise.
10568 (INCOMING_STACK_BOUNDARY): Likewise.
10569 (MAX_STACK_ALIGNMENT): Likewise.
10570 (ix86_incoming_stack_boundary): Likewise.
10571 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10572 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10573 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10574 (machine_function): Remove force_align_arg_pointer.
10576 * config/i386/i386.md (BX_REG): New.
10577 (R13_REG): Likewise.
10579 * config/i386/i386.opt (mforce_drap): New.
10580 (mincoming-stack-boundary): Likewise.
10581 (mstackrealign): Add Init(-1).
10583 * config/i386/i386-protos.h (ix86_can_eliminate): New
10585 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10587 * doc/extend.texi: Update force_align_arg_pointer.
10589 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10592 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10593 (INCOMING_STACK_BOUNDARY): Likewise.
10594 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10595 (TARGET_GET_DRAP_RTX): Likewise.
10597 2008-07-30 Andreas Schwab <schwab@suse.de>
10599 PR rtl-optimization/36929
10600 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10601 add_insn_before and fix argument order.
10602 (replace_inc_dec_mem): Handle NULL rtx.
10604 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10606 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10608 (arm_compute_initial_elimination_offset): Use it.
10609 (arm_compute_save_reg_mask): Include static chain save slot when
10610 calculating alignment.
10611 (arm_get_frame_offsets): Ditto.
10612 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10613 that we can use to decrement the stack when the stack decrement
10614 could be too big for an immediate value in a single insn.
10615 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10617 2008-07-30 Richard Guenther <rguenther@suse.de>
10619 PR tree-optimization/36967
10620 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10621 Release defs of statements we remove.
10623 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10625 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10626 instead of NULL_RTVEC.
10628 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10632 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10635 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10637 * final.c (call_from_call_insn): New.
10638 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10640 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10642 * configure.ac: Substitute ADA_CFLAGS.
10643 * configure: Regenerate.
10644 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10645 * Makefile.in: Remove mention of X_* variables.
10646 * config/pa/x-ada-hpux10: Remove.
10647 * config/pa/x-ada: Remove.
10649 * doc/fragments.texi: Update.
10651 2008-07-30 Olivier Hainque <hainque@adacore.com>
10653 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10654 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10655 __dso_handle explicitly here.
10657 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10660 * c-typeck.c (build_binary_op): Encapsulate code into...
10661 * c-common.c (shorten_binary_op): ...this new function.
10662 (conversion_warning): Use the new function. Handle non-negative
10663 constant in bitwise-and.
10664 * c-common.h (shorten_binary_op): Declare.
10666 2008-07-30 Olivier Hainque <hainque@adacore.com>
10668 * scan.c (make_sstring_space): Add explicit conversions of
10669 allocator's return value.
10670 * fix-header.c (recognized_function): Likewise.
10672 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10674 * doc/cpp.texi: Update to GFDL 1.2.
10675 * doc/gcc.texi: Do not list GPL as Invariant Section.
10676 * doc/gccint.texi: Likewise. Update copyright years.
10677 * doc/install.texi: Update copyright years.
10679 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10682 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10683 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10685 2008-07-29 Jan Hubicka <jh@suse.cz>
10687 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10688 (grokdeclarator): Likewise.
10689 * langhooks.c (lhd_warn_unused_global_decl): Use
10690 DECL_DECLARED_INLINE_P.
10691 * print-tree.c (print_node): Remove DECL_INLINE check.
10693 2008-07-29 Richard Guenther <rguenther@suse.de>
10695 PR tree-optimization/36945
10696 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10697 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10698 Record invariant addresses un-decomposed.
10699 (copy_reference_ops_from_call): Record reference call
10700 arguments properly. Simplify.
10701 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10702 helper split out from ...
10703 (create_component_ref_by_pieces): ... here. Simplify.
10704 Prepare for recursive invocation for call arguments.
10705 (create_expression_by_pieces): Adjust call to
10706 create_component_ref_by_pieces.
10707 (compute_avail): Process operand 2 of reference ops.
10709 2008-07-29 Richard Guenther <rguenther@suse.de>
10711 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10713 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10715 * c-format.c (check_format_types): Revert unwanted checkin.
10717 2008-07-29 Jan Hubicka <jh@suse.cz>
10719 * flags.h (flag_really_no_inline): Remove.
10720 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10721 * toplev.c (flag_really_no_inline): Remove.
10722 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10723 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10724 (cgraph_decide_inlining_incrementally): Likewise.
10725 (compute_inline_parameters): Likewise.
10726 * opts.c (decode_options): Simplify.
10727 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10728 * common.opt (finline): Initialize to 1.
10729 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10731 2008-07-29 Jan Hubicka <jh@suse.cz>
10733 * predict.c (always_optimize_for_size_p): New function.
10734 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10735 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10736 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10738 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10739 * function.c (prepare_function_start): Set default profile.
10740 * function.h (rtl_data): Add maybe_hot_insn_p.
10741 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10742 (construct_exit_block): Likewise.
10743 (tree_expand_cfg): Likewise.
10745 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10746 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10747 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10748 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10751 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10754 * c-decl.c (merge_decls): Merge USED flags.
10756 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10758 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10759 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10760 next_stack, lab_false and lab_over trees.
10762 2008-07-28 Richard Guenther <rguenther@suse.de>
10764 PR tree-optimization/36957
10765 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10766 (useless_type_conversion_p): Remove.
10767 (types_compatible_p): Remove.
10768 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10769 (useless_type_conversion_p): Declare.
10770 (types_compatible_p): Declare.
10771 (gimple_expr_type): Return the base type only if it is
10772 trivially convertible to the subtype.
10774 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10776 * configure.ac: Use the m4_do macro to concatenate the warnings into
10777 one string in ACX_PROG_CC_WARNING_OPTS,
10778 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10779 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10780 * configure: Regenerate.
10782 2008-07-28 Richard Guenther <rguenther@suse.de>
10784 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10785 (insert_fake_stores): Remove.
10786 (realify_fake_stores): Likewise.
10787 (execute_pre): Remove dead code.
10788 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10789 (find_func_aliases): Deal with it here instead.
10790 Re-enable gcc_unreachable call.
10792 2008-07-28 Richard Guenther <rguenther@suse.de>
10794 Merge from gimple-tuples-branch.
10796 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10797 * gimple.def: New file.
10798 * gsstruct.def: Likewise.
10799 * gimple-iterator.c: Likewise.
10800 * gimple-pretty-print.c: Likewise.
10801 * tree-gimple.c: Removed. Merged into ...
10802 * gimple.c: ... here. New file.
10803 * tree-gimple.h: Removed. Merged into ...
10804 * gimple.h: ... here. New file.
10806 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10807 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10808 --enable-checking=gimple flag.
10809 * config.in: Likewise.
10810 * configure: Regenerated.
10812 * tree-ssa-operands.h: Tuplified.
10813 * tree-vrp.c: Likewise.
10814 * tree-loop-linear.c: Likewise.
10815 * tree-into-ssa.c: Likewise.
10816 * tree-ssa-loop-im.c: Likewise.
10817 * tree-dump.c: Likewise.
10818 * tree-complex.c: Likewise.
10819 * cgraphbuild.c: Likewise.
10820 * tree-ssa-threadupdate.c: Likewise.
10821 * tree-ssa-loop-niter.c: Likewise.
10822 * tree-pretty-print.c: Likewise.
10823 * tracer.c: Likewise.
10824 * gengtype.c: Likewise.
10825 * tree-loop-distribution.c: Likewise.
10826 * tree-ssa-loop-unswitch.c: Likewise.
10827 * cgraph.c: Likewise.
10828 * cgraph.h: Likewise.
10829 * tree-ssa-loop-manip.c: Likewise.
10830 * value-prof.c: Likewise.
10831 * tree-ssa-loop-ch.c: Likewise.
10832 * tree-tailcall.c: Likewise.
10833 * value-prof.h: Likewise.
10834 * tree.c: Likewise.
10835 * tree.h: Likewise.
10836 * tree-pass.h: Likewise.
10837 * ipa-cp.c: Likewise.
10838 * tree-scalar-evolution.c: Likewise.
10839 * tree-scalar-evolution.h: Likewise.
10840 * target.h: Likewise.
10841 * lambda-mat.c: Likewise.
10842 * tree-phinodes.c: Likewise.
10843 * diagnostic.h: Likewise.
10844 * builtins.c: Likewise.
10845 * tree-ssa-alias-warnings.c: Likewise.
10846 * cfghooks.c: Likewise.
10847 * fold-const.c: Likewise.
10848 * cfghooks.h: Likewise.
10849 * omp-low.c: Likewise.
10850 * tree-ssa-dse.c: Likewise.
10851 * ipa-reference.c: Likewise.
10852 * tree-ssa-uncprop.c: Likewise.
10853 * toplev.c: Likewise.
10854 * tree-gimple.c: Likewise.
10855 * tree-gimple.h: Likewise.
10856 * tree-chrec.c: Likewise.
10857 * tree-chrec.h: Likewise.
10858 * tree-ssa-sccvn.c: Likewise.
10859 * tree-ssa-sccvn.h: Likewise.
10860 * cgraphunit.c: Likewise.
10861 * tree-ssa-copyrename.c: Likewise.
10862 * tree-ssa-ccp.c: Likewise.
10863 * tree-ssa-loop-ivopts.c: Likewise.
10864 * tree-nomudflap.c: Likewise.
10865 * tree-call-cdce.c: Likewise.
10866 * ipa-pure-const.c: Likewise.
10867 * c-format.c: Likewise.
10868 * tree-stdarg.c: Likewise.
10869 * tree-ssa-math-opts.c: Likewise.
10870 * tree-ssa-dom.c: Likewise.
10871 * tree-nrv.c: Likewise.
10872 * tree-ssa-propagate.c: Likewise.
10873 * ipa-utils.c: Likewise.
10874 * tree-ssa-propagate.h: Likewise.
10875 * tree-ssa-alias.c: Likewise.
10876 * gimple-low.c: Likewise.
10877 * tree-ssa-sink.c: Likewise.
10878 * ipa-inline.c: Likewise.
10879 * c-semantics.c: Likewise.
10880 * dwarf2out.c: Likewise.
10881 * expr.c: Likewise.
10882 * tree-ssa-loop-ivcanon.c: Likewise.
10883 * predict.c: Likewise.
10884 * tree-ssa-loop.c: Likewise.
10885 * tree-parloops.c: Likewise.
10886 * tree-ssa-address.c: Likewise.
10887 * tree-ssa-ifcombine.c: Likewise.
10888 * matrix-reorg.c: Likewise.
10889 * c-decl.c: Likewise.
10890 * tree-eh.c: Likewise.
10891 * c-pretty-print.c: Likewise.
10892 * lambda-trans.c: Likewise.
10893 * function.c: Likewise.
10894 * langhooks.c: Likewise.
10895 * ebitmap.h: Likewise.
10896 * tree-vectorizer.c: Likewise.
10897 * function.h: Likewise.
10898 * langhooks.h: Likewise.
10899 * tree-vectorizer.h: Likewise.
10900 * ipa-type-escape.c: Likewise.
10901 * ipa-type-escape.h: Likewise.
10902 * domwalk.c: Likewise.
10903 * tree-if-conv.c: Likewise.
10904 * profile.c: Likewise.
10905 * domwalk.h: Likewise.
10906 * tree-data-ref.c: Likewise.
10907 * tree-data-ref.h: Likewise.
10908 * tree-flow-inline.h: Likewise.
10909 * tree-affine.c: Likewise.
10910 * tree-vect-analyze.c: Likewise.
10911 * c-typeck.c: Likewise.
10912 * gimplify.c: Likewise.
10913 * coretypes.h: Likewise.
10914 * tree-ssa-phiopt.c: Likewise.
10915 * calls.c: Likewise.
10916 * tree-ssa-coalesce.c: Likewise.
10917 * tree.def: Likewise.
10918 * tree-dfa.c: Likewise.
10919 * except.c: Likewise.
10920 * except.h: Likewise.
10921 * cfgexpand.c: Likewise.
10922 * tree-cfgcleanup.c: Likewise.
10923 * tree-ssa-pre.c: Likewise.
10924 * tree-ssa-live.c: Likewise.
10925 * tree-sra.c: Likewise.
10926 * tree-ssa-live.h: Likewise.
10927 * tree-predcom.c: Likewise.
10928 * lambda.h: Likewise.
10929 * tree-mudflap.c: Likewise.
10930 * ipa-prop.c: Likewise.
10931 * print-tree.c: Likewise.
10932 * tree-ssa-copy.c: Likewise.
10933 * ipa-prop.h: Likewise.
10934 * tree-ssa-forwprop.c: Likewise.
10935 * ggc-page.c: Likewise.
10936 * c-omp.c: Likewise.
10937 * tree-ssa-dce.c: Likewise.
10938 * tree-vect-patterns.c: Likewise.
10939 * tree-ssa-ter.c: Likewise.
10940 * tree-nested.c: Likewise.
10941 * tree-ssa.c: Likewise.
10942 * lambda-code.c: Likewise.
10943 * tree-ssa-loop-prefetch.c: Likewise.
10944 * tree-inline.c: Likewise.
10945 * tree-inline.h: Likewise.
10946 * tree-iterator.c: Likewise.
10947 * tree-optimize.c: Likewise.
10948 * tree-ssa-phiprop.c: Likewise.
10949 * tree-vect-transform.c: Likewise.
10950 * tree-object-size.c: Likewise.
10951 * tree-outof-ssa.c: Likewise.
10952 * cfgloop.c: Likewise.
10953 * system.h: Likewise.
10954 * tree-profile.c: Likewise.
10955 * cfgloop.h: Likewise.
10956 * c-gimplify.c: Likewise.
10957 * c-common.c: Likewise.
10958 * tree-vect-generic.c: Likewise.
10959 * tree-flow.h: Likewise.
10960 * c-common.h: Likewise.
10961 * basic-block.h: Likewise.
10962 * tree-ssa-structalias.c: Likewise.
10963 * tree-switch-conversion.c: Likewise.
10964 * tree-ssa-structalias.h: Likewise.
10965 * tree-cfg.c: Likewise.
10966 * passes.c: Likewise.
10967 * ipa-struct-reorg.c: Likewise.
10968 * ipa-struct-reorg.h: Likewise.
10969 * tree-ssa-reassoc.c: Likewise.
10970 * cfgrtl.c: Likewise.
10971 * varpool.c: Likewise.
10972 * stmt.c: Likewise.
10973 * tree-ssanames.c: Likewise.
10974 * tree-ssa-threadedge.c: Likewise.
10975 * langhooks-def.h: Likewise.
10976 * tree-ssa-operands.c: Likewise.
10977 * config/alpha/alpha.c: Likewise.
10978 * config/frv/frv.c: Likewise.
10979 * config/s390/s390.c: Likewise.
10980 * config/m32c/m32c.c: Likewise.
10981 * config/m32c/m32c-protos.h: Likewise.
10982 * config/spu/spu.c: Likewise.
10983 * config/sparc/sparc.c: Likewise.
10984 * config/i386/i386.c: Likewise.
10985 * config/sh/sh.c: Likewise.
10986 * config/xtensa/xtensa.c: Likewise.
10987 * config/stormy16/stormy16.c: Likewise.
10988 * config/ia64/ia64.c: Likewise.
10989 * config/rs6000/rs6000.c: Likewise.
10990 * config/pa/pa.c: Likewise.
10991 * config/mips/mips.c: Likewise.
10993 2008-07-28 Simon Baldwin <simonb@google.com>
10995 * c-pragma.c (handle_pragma_message): New function.
10996 (init_pragma): Register handle_pragma_message.
10997 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11000 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11002 PR tree-optimization/35252
11003 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11004 REALPART_EXPR to be considered as same load operation.
11006 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11008 PR tree-optimization/36830
11009 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11010 (expressions_equal_p): Return false if only one operand is null.
11012 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11014 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11015 version requirements.
11017 2008-07-26 Olivier Hainque <hainque@adacore.com>
11019 * collect2.c (symkind): New enum. Symbol kinds we care about.
11020 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11021 code and head comment accordingly.
11022 (scan_prog_file): Use symkind names instead of bare integers.
11024 2008-07-25 Jan Hubicka <jh@suse.cz>
11026 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11028 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11029 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11030 * dojump.c (clear_pending_stack_adjust): Likewise.
11031 * print-tree.c (print_node): Ignore DECL_INLINE.
11032 * tree-inline.c (inlinable_function_p): Likewise.
11034 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11036 * doc/extend.texi (hot attribute): Document that the hot attribute
11037 turns on -O3 for some ports.
11038 (cold attribute): Document that the cold attribute turns on -Os
11041 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11042 reflect function specific option support.
11044 * target.h (struct target_option_hooks): Add fields to say whether
11045 the cold attribute implies -Os and the hot attribute implies -O3.
11047 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11048 By default, do not turn on -Os for cold functions.
11049 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11050 not turn on -O3 for hot functions.
11052 * c-common.c (handle_hot_attribute): Use target hook to determine
11053 if hot functions should enable -O3.
11054 (handle_cold_attribute): Use target hook to determine if cold
11055 functions should enable -Os.
11057 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11058 (override_options): Move disable scheduling to
11059 optimization_options.
11060 (optimization_options): Disable scheduling here, not
11062 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11063 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11065 * config/ia64/ia64.c (ia64_override_options): Move setting
11066 scheduling flags to ia64_optimization_options.
11067 (ia64_optimization_options): Disable scheduling options here, and
11068 not in ia64_override_options.
11069 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11070 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11072 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11075 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11077 2008-07-25 Martin Jambor <mjambor@suse.cz>
11079 PR tree-optimization/36926
11080 * ipa-prop.c (ipa_analyze_call_uses): Call
11081 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11083 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11085 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11086 movv2si_internal): Add mem = reg alternative.
11088 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11091 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11092 DEFAULT_PCC_STRUCT_RETURN to 127.
11094 2008-07-24 Jan Hubicka <jh@suse.cz>
11096 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11097 (build_cgraph_edges): Likewise.
11098 * cgraph.c (cgraph_node): Do not update assembler hash.
11099 (cgraph_remove_node): Drop non-unit-at-a-time code.
11100 * tree-pass.h (pass_O0_always_inline): Remove.
11101 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11102 * toplev.c (process_options): Flag unit-at-a-time does not imply
11103 no section anchors.
11104 * cgraphunit.c: Update comments.
11105 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11106 (cgraph_assemble_pending_functions): Remove.
11107 (cgraph_reset_node): Drop non-unit-at-a-time code.
11108 (cgraph_finalize_function): Likewise.
11109 (cgraph_analyze_function): Likewise.
11110 (cgraph_finalize_compilation_unit): Likewise.
11111 (cgraph_expand_function): Likewise.
11112 (cgraph_optimize): Likesise.
11113 (save_inline_function_body): Likewise.
11114 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11115 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11116 * ipa-inline.c: Update comments.
11117 (enum inlining_mode): remove INLINE_SPEED.
11118 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11119 (cgraph_mark_inline_edge): Likewise.
11120 (try_inline): Likewise.
11121 (cgraph_decide_inlining_incrementally): Likewise.
11122 (cgraph_gate_inlining): Remove.
11123 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11124 (cgraph_gate_early_inlining): Likewise.
11125 (gate_inline_passes): Remove.
11126 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11127 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11128 pass_O0_always_inline): Remove.
11129 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11130 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11131 * opts.c (no_unit_at_a_time_default): Remove.
11132 (decode_options): Remove flag_unit_at_a_time reset and warning.
11133 * opts.h (no_unit_at_a_time_default): Remove.
11134 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11135 early in GNU dialect.
11136 (merge_decls): Update comment; drop unit-at-a-time check.
11137 (finish_decl): Likewise.
11138 (grok_declaration): Remove flag_inline_trees code.
11139 (finish_functions): Return on function returning non-void on all
11141 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11142 * cfgexpand.c (expand_one_static_var): Remove.
11143 (expand_one_var): Remove expand_one_static_var call.
11144 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11145 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11146 and flag_unit_at_a-time compatibility checks.
11147 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11148 * tree-inline.c (flag_inline_trees): Remove.
11149 (inlinable_function_p): Don't check it.
11150 (expand_call_inline): Remove non-unit-at-a-time code.
11151 * tree-inline.h (flag_inline_trees): Remove.
11152 * tree-optimize.c (execute_early_local_optimizations): Remove
11153 unit-at-a-time checks.
11154 (tree_rest_of_compilation): Likewise.
11155 * combine.c (setup_incoming_promotions): Likewise.
11156 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11157 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11158 * passes.c (pass_inline_parameters): Update comments; remove
11159 O0_alwaysinline pass.
11160 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11161 (execute_one_pass): Likewise.
11162 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11163 (ix86_function_sseregparm): Likewise.
11164 * arm.c (arm_function_in_section_p): Likewise.
11165 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11166 * varpool.c: Update comments.
11167 (decide_is_variable_needed): Remove unit-at-a-time checks.
11168 (varpool_finalize_decl): Likewise.
11170 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11172 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11173 to 2 instead of -1.
11174 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11176 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11178 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11179 imp symbol extension.
11181 2008-07-23 Ian Lance Taylor <iant@google.com>
11183 * tree-vrp.c (infer_value_range): Ignore asm statements when
11184 looking for memory accesses for -fdelete-null-pointer-checks.
11186 2008-07-24 Ben Elliston <bje@au.ibm.com>
11188 * config/spu/spu-c.c (__vector_keyword): New variable.
11189 (vector_keyword): Likewise.
11190 (spu_categorize_keyword): New function.
11191 (spu_macro_to_expand): Likewise.
11192 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11193 compiling an ISO C dialect.
11195 2008-07-24 Ben Elliston <bje@au.ibm.com>
11197 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11198 conventional usage.
11200 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11202 * configure: Regenerate.
11203 * configure.ac: Require texinfo 4.7.
11204 * doc/install.texi: Document texinfo 4.7 requirement.
11206 2008-07-23 Martin Jambor <mjambor@suse.cz>
11208 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11209 rather than for DECL_SAVED_TREE.
11210 * ipa-prop.c: Include diagnostic.h.
11211 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11213 (ipa_detect_param_modifications): Function rewritten from scratch.
11214 (ipa_compute_jump_functions): Changed accesses to modification flags.
11215 (ipa_free_node_params_substructures): Update flags destruction.
11216 (ipa_node_duplication_hook): Update flags duplication.
11217 (ipa_print_all_params_modified): Updated flag access.
11218 * ipa-prop.h (struct ipa_param_flags): New structure.
11219 (struct ipa_node_params): New field modification_analysis_done,
11220 modified_flags changed into param_flags.
11221 (ipa_is_ith_param_modified): Changed to use new flags.
11222 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11224 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11225 ipa-cp.c and split into two functions.
11226 (ipa_print_node_jump_functions): New function.
11227 (compute_scalar_jump_functions): New function.
11228 (type_like_member_ptr_p): New function.
11229 (compute_pass_through_member_ptrs): New function.
11230 (fill_member_ptr_cst_jump_function): New function.
11231 (determine_cst_member_ptr): New function.
11232 (compute_cst_member_ptr_arguments): New function.
11233 (ipa_compute_jump_functions): Complete rewrite.
11234 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11235 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11236 (struct ipa_member_ptr_cst): New structure.
11237 (union jump_func_value): New field member_cst.
11238 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11239 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11240 jump function types.
11241 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11242 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11243 instead of ipcp_print_all_jump_functions.
11244 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11245 only for replacable scalars.
11247 * doc/invoke.texi (Optimize options): Add description of
11248 -findirect-inlining.
11249 * common.opt (flag_indirect_inlining): New flag.
11250 * opts.c (decode_options): Set flag_indirect_inlining when
11253 * ipa-inline.c: Include ipa-prop.h.
11254 (inline_indirect_intraprocedural_analysis): New function.
11255 (inline_generate_summary): Allocate parameter and argument info
11256 structures, call inline_indirect_intraprocedural_analysis on each
11257 node when doing indirect inlining and deallocate indirect inlining
11258 data structures in the end.
11259 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11260 (free_all_ipa_structures_after_iinln): New function.
11261 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11263 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11265 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11266 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11267 of computing the frequency separately.
11268 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11269 of computing the frequency separately.
11270 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11271 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11272 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11273 (ipa_get_stmt_member_ptr_load_param): New function.
11274 (ipa_is_ssa_with_stmt_def): New function.
11275 (ipa_note_param_call): New function.
11276 (ipa_analyze_call_uses): New function.
11277 (ipa_analyze_stmt_uses): New function.
11278 (ipa_analyze_params_uses): New function.
11279 (ipa_free_node_params_substructures): Also free the param_calls linked
11281 (ipa_node_duplication_hook): Also duplicate the param_calls
11283 (ipa_print_node_param_flags): New function.
11284 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11285 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11286 * ipa-prop.h (struct ipa_param_flags): New field called.
11287 (struct ipa_param_call_note): New structure.
11288 (struct ipa_node_params): New fields param_calls and
11289 uses_analysis_done.
11290 (ipa_is_ith_param_called): New function.
11291 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11292 ipa_analyze_params_uses and dump parameter flags.
11294 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11295 ipa_propagate_indirect_call_infos if performing indirect inlining,
11296 pass a new parameter new_edges to it.
11297 (add_new_edges_to_heap): New fucntion.
11298 (cgraph_decide_inlining_of_small_functions): New vector
11299 new_indirect_edges for newly found indirect edges , call
11300 ipa_propagate_indirect_call_infos after inlining.
11301 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11302 inlining if performing indirect inlining. Call
11303 free_all_ipa_structures_after_iinln when doing so too.
11304 (inline_generate_summary): Do not call
11305 free_all_ipa_structures_after_iinln here.
11306 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11307 (print_edge_addition_message): New function.
11308 (update_call_notes_after_inlining): New function.
11309 (propagate_info_to_inlined_callees): New function.
11310 (ipa_propagate_indirect_call_infos): New function.
11311 * ipa-prop.h: Include cgraph.h
11312 (struct ipa_param_call_note): Fields reordered, new field processed.
11313 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11314 flag indirect_call.
11315 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11316 rediscovered call statements.
11317 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11318 (dump_cgraph_node): Dump also the indirect_call flag.
11319 (cgraph_clone_edge): Copy also the indirect_call flag.
11320 * tree-inline.c (copy_bb): Do not check for fndecls from call
11321 expressions, check for edge availability when moving clones.
11322 (get_indirect_callee_fndecl): New function.
11323 (expand_call_inline): If callee declaration is not apprent from
11324 the statement, try calling get_indirect_callee_fndecl. Do not
11325 issue warnings or call sorry when not inlinings an indirect edge.
11326 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11328 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11329 bit more frandly to matching.
11330 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11331 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11332 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11334 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11337 * opth-gen.awk: Suppress function specific features when building
11339 * optc-gen.awk: Ditto.
11341 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11344 * diagnostic.c (pedwarn): Add opt parameter.
11346 * c-tree.h (pedwarn_init): Add opt parameter.
11347 (pedwarn_c90): Likewise.
11348 (pedwarn_c99): Likewise.
11349 * c-errors.c (pedwarn_c99): Likewise.
11350 (pedwarn_c90): Likewise.
11351 * toplev.h (pedwarn): Update declaration.
11352 (pedwarn0): Declare.
11353 * c-lex.c: All calls to pedwarn changed.
11354 * builtins.c: All calls to pedwarn changed.
11355 * toplev.c: All calls to pedwarn changed.
11356 * c-decl.c: All calls to pedwarn changed.
11357 * c-typeck.c: All calls to pedwarn changed.
11358 * c-common.c: All calls to pedwarn changed.
11359 * c-parser.c: All calls to pedwarn changed.
11361 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11362 Karthik Kumar <karthikkumar@gmail.com>
11364 * attribs.c (file scope): Include c-common.h.
11365 (decl_attributes): Add support for #pragma GCC optimize and
11366 #pragma GCC option.
11368 * targhooks.c (default_can_inline_p): New function that is the
11369 default for the TARGET_CAN_INLINE_P target hook.
11371 * targhooks.h (default_can_inline_p): Add declaration.
11373 * tree.c (cl_optimization_node): New static tree for building
11374 OPTIMIZATION_NODE tree.
11375 (cl_target_option_node): New static tree for building
11376 TARGET_OPTION_NODE tree.
11377 (cl_option_hash_table): New hash table for hashing
11378 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11379 (cl_option_hash_hash): New function to provide the hash value for
11380 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11381 (cl_option_hash_eq): New function to provide an equality test for
11382 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11383 (tree_code_size): Add support for OPTIMIZATION_NODE and
11384 TARGET_OPTION_NODE trees.
11385 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11386 TARGET_OPTION_NODE trees.
11387 (build_optimization_node): Build a tree that has all of the
11388 current optimization options.
11389 (build_target_option_node): Build a tree that has the target
11390 options that might be changed on a per function basis.
11392 * tree.h (file scope): Include options.h.
11393 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11394 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11395 (TREE_OPTIMIZATION): Ditto.
11396 (TREE_TARGET_SPECIFIC): Ditto.
11397 (struct tree_function_decl): Add fields for remembering the
11398 current optimization options and target specific options.
11399 (struct tree_optimization_option): New tree variant that remembers
11400 the optimization options.
11401 (struct tree_target_option): New tree variant that remembers the
11402 target specific flags that might change for compiling a particular
11404 (union tree_node): Include tree_optimization_option and
11405 tree_target_option fields.
11406 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11407 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11408 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11409 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11410 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11411 optimization and target options.
11412 (optimization_default_node): New macro to refer to global_trees
11414 (optimization_current_node): Ditto.
11415 (optimization_cold_node): Ditto.
11416 (optimization_hot_node): Ditto.
11417 (target_option_default_node): Ditto.
11418 (target_option_current_node): Ditto.
11419 (current_option_pragma): Ditto.
11420 (current_optimize_pragma): Ditto.
11422 * target.h (struct gcc_target): Add valid_option_attribute_p,
11423 target_option_save, target_option_restore, target_option_print,
11424 target_option_pragma_parse, and can_inline_p hooks.
11426 * toplev.h (parse_optimize_options): Add declaration.
11427 (fast_math_flags_struct_set_p): Ditto.
11429 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11430 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11433 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11434 tree_can_inline_p hook to see if one function can inline another.
11435 (cgraph_decide_inlining): Ditto.
11436 (cgraph_decide_inlining_incrementally): Ditto.
11438 * opts.c (decode_options): Add support for running multiple times
11439 to allow functions with different target or optimization options
11440 than was specified on the command line.
11441 (fast_math_flags_struct_set_p): New function that is similar to
11442 fast_math_flags_set_p, except it uses the values in the
11443 cl_optimization structure instead of global variables.
11445 * optc-gen.awk: Add support for TargetSave to allow a back end to
11446 declare new fields that need to be saved when using function
11447 specific options. Include flags.h and target.h in the options.c
11448 source. Add support for Save to indicate which options can be set
11449 for individual functions. Generate cl_optimize_save,
11450 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11451 cl_target_option_restore, cl_target_option_print functions to
11452 allow functions to use different optimization or target options.
11454 * opt-functions.awk (var_type_struct): Return the type used for
11455 storing the field in a structure.
11457 * opth-gen.awk: Add support for TargetSave to allow a back end to
11458 declare new fields that need to be saved when using function
11459 specific options. Add support for Save to indicate which options
11460 can be set for individual functions. Only generate one extern for
11461 Mask fields. Generate cl_optimization and cl_target_option
11462 structures to remember optimization and target options.
11464 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11465 collecting new tree nodes.
11466 (TS_TARGET_OPTION): Ditto.
11468 * c-decl.c (merge_decls): Merge function specific target and
11469 optimization options.
11471 * function.c (invoke_set_current_function_hook): If the function
11472 uses different optimization options, change the global variables
11475 * coretypes.h (struct cl_optimization): Add forward reference.
11476 (struct cl_target_option): Ditto.
11478 * c-pragma.c (option_stack): New static vector to remember the
11479 current #pragma GCC option stack.
11480 (handle_pragma_option): New function to support #pragma GCC option
11481 to change target options.
11482 (optimize_stack): New static vector to remember the current
11483 #pragma GCC optimize stack.
11484 (handle_pragma_optimize): New function to support #pragma GCC
11485 optimize to change optimization options.
11486 (init_pragma): Add support for #pragma GCC optimize and #pragma
11489 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11490 optimization options.
11491 (TARGET_OPTION_NODE): New tree code for remembering certain target
11494 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11495 TARGET_OPTION_NODE trees.
11497 * common.opt (-O): Add Optimization flag.
11499 (-fmath-errno): Ditto.
11500 (-falign-functions): Add UInteger flag to make sure flag gets full
11501 int in cl_optimization structure.
11502 (-falign-jumps): Ditto.
11503 (-falign-labels): Ditto.
11504 (-falign-loops): Ditto.
11505 (-fsched-stalled-insns): Ditto.
11506 (-fsched-stalled-insns-dep): Ditto.
11508 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11510 (TARGET_OPTION_SAVE): Ditto.
11511 (TARGET_OPTION_RESTORE): Ditto.
11512 (TARGET_OPTION_PRINT): Ditto.
11513 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11514 (TARGET_CAN_INLINE_P): Ditto.
11515 (TARGET_INITIALIZER): Add new hooks.
11517 * tree-inline.c (tree_can_inline_p): New function to determine
11518 whether one function can inline another. Check if the functions
11519 use compatible optimization options, and also call the backend
11522 * tree-inline.h (tree_can_inline_p): Add declaration.
11524 * c-common.c (c_common_attribute): Add support for option and
11525 optimize attributes.
11526 (handle_option_attribute): Add support for the option attribute to
11527 allow the user to specify different target options for compiling a
11529 (handle_optimize_attribute): Add support for the optimize
11530 attribute to allow the user to specify different optimization
11531 options for compiling a specific function.
11532 (handle_hot_attribute): Turn on -O3 optimization for this one
11533 function if it isn't the default optimization level.
11534 (handle_cold_attribute): Turn on -Os optimization for this one
11535 function if it insn't the default optimization.
11536 (const_char_p): New const char * typedef.
11537 (optimize_args): New static vector to remember the optimization
11539 (parse_optimize_options): New function to set up the optimization
11540 arguments from either the optimize attribute or #pragma GCC optimize.
11542 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11543 (builtin_define_std): Ditto.
11545 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11546 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11547 (x86_64-*-*): Ditto.
11549 * Makefile.in (TREE_H): Add options.h.
11550 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11552 * doc/extend.texi (option attribute): Document new attribute.
11553 (optimize attribute): Ditto.
11554 (hot attribute): Document hot attribute sets -O3.
11555 (cold attribute): Document cold attribute sets -Os.
11556 (#pragma GCC option): Document new pragma.
11557 (#pragma GCC optimize): Ditto.
11559 * doc/options.texi (TargetSave): Document TargetSave syntax.
11560 (UInteger): Document UInteger must be used for certain flags.
11561 (Save): Document Save option to create target specific options
11562 that can be saved/restored on a function specific context.
11564 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11565 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11567 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11568 (TARGET_OPTION_SAVE): Ditto.
11569 (TARGET_OPTION_RESTORE): Ditto.
11570 (TARGET_OPTION_PRINT): Ditto.
11571 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11572 (TARGET_CAN_INLINE_P): Ditto.
11574 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11576 (-mfpmath=both): Ditto.
11578 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11579 Karthik Kumar <karthikkumar@gmail.com>
11581 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11582 (TARGET_POPCNT): Ditto.
11583 (TARGET_SAHF): Ditto.
11584 (TARGET_AES): Ditto.
11585 (TARGET_PCLMUL): Ditto.
11586 (TARGET_CMPXCHG16B): Ditto.
11587 (TARGET_RECIP): Move switch into target_flags.
11588 (TARGET_FUSED_MADD): Ditto.
11589 (ix86_arch_features): Make an unsigned char type.
11590 (ix86_tune_features): Ditto.
11591 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11592 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11593 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11595 * config/i386/i386.opt (arch): New TargetSave field to define
11596 fields that need to be saved for function specific option support.
11599 (branch_cost): Ditto.
11600 (ix86_isa_flags_explicit): Ditto.
11601 (tune_defaulted): Ditto.
11602 (arch_specified): Ditto.
11603 (-m128-long-double): Add Save flag to save option for target
11604 specific option support.
11606 (-maccumulate-outgoing-args): Ditto.
11607 (-malign-double): Ditto.
11608 (-malign-stringops): Ditto.
11609 (-mfancy-math-387): Ditto.
11610 (-mhard-float): Ditto.
11611 (-mieee-fp): Ditto.
11612 (-minline-all-stringops): Ditto.
11613 (-minline-stringops-dynamically): Ditto.
11614 (-mms-bitfields): Ditto.
11615 (-mno-align-stringops): Ditto.
11616 (-mno-fancy-math-387): Ditto.
11617 (-mno-push-args): Ditto.
11618 (-mno-red-zone): Ditto.
11619 (-mpush-args): Ditto.
11620 (-mred-zone): Ditto.
11622 (-msseregparm): Ditto.
11623 (-mstack-arg-probe): Ditto.
11635 (-mno-sse4): Ditto.
11638 (-mrecip): Move flag into target_flags.
11640 (-mno-fused-madd): Ditto.
11641 (-mfused-madd): Ditto.
11642 (-mabm): Move flag into ix86_isa_flags.
11649 * config/i386/i386-c.c: New file for #pragma support.
11650 (ix86_target_macros_internal): New function to #define or #undef
11651 target macros based when the user uses the #pragma GCC option to
11652 change target options.
11653 (ix86_pragma_option_parse): New function to add #pragma GCC option
11655 (ix86_target_macros): Move defining the target macros here from
11656 TARGET_CPU_CPP_BUILTINS in i386.h.
11657 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11658 defined, initialize any subtarget #pragmas.
11660 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11661 REGISTER_TARGET_PRAGMAS.
11663 * config/i386/t-i386: New file for x86 dependencies.
11664 (i386.o): Make dependencies mirror the include files used.
11665 (i386-c.o): New file, add dependencies.
11667 * config/i386/i386-protos.h (override_options): Add bool argument.
11668 (ix86_valid_option_attribute_tree): Add declaration.
11669 (ix86_target_macros): Ditto.
11670 (ix86_register_macros): Ditto.
11672 * config/i386/i386.c (ix86_tune_features): Move initialization of
11673 the target masks to initial_ix86_tune_features to allow functions
11674 to have different target options. Make type unsigned char,
11675 instead of unsigned int.
11676 (initial_ix86_tune_features): New static vector to hold processor
11677 masks for the tune variables.
11678 (ix86_arch_features): Move initialization of the target masks to
11679 initial_ix86_arch_features to allow functions to have different
11680 target options. Make type unsigned char, instead of unsigned int.
11681 (initial_ix86_arch_features): New static vector to hold processor
11682 masks for the arch variables.
11683 (enum ix86_function_specific_strings): New enum to describe the
11684 string options used for attribute((option(...))).
11685 (ix86_target_string): New function to return a string that
11686 describes the target options.
11687 (ix86_debug_options): New function to print the current options in
11689 (ix86_function_specific_save): New function hook to save the
11690 function specific global variables in the cl_target_option structure.
11691 (ix86_function_specific_restore): New function hook to restore the
11692 function specific variables from the cl_target_option structure to
11693 the global variables.
11694 (ix86_function_specific_print): New function hook to print the
11695 target specific options in the cl_target_option structure.
11696 (ix86_valid_option_attribute_p): New function hook to validate
11697 attribute((option(...))) arguments.
11698 (ix86_valid_option_attribute_tree): New function that is common
11699 code between attribute((option(...))) and #pragma GCC option
11700 support that parses the options and returns a tree holding the options.
11701 (ix86_valid_option_attribute_inner_p): New helper function for
11702 ix86_valid_option_attribute_tree.
11703 (ix86_can_inline_p): New function hook to decide if one function
11704 can inline another on a target specific basis.
11705 (ix86_set_current_function); New function hook to switch target
11706 options if the user used attribute((option(...))) or #pragma GCC
11708 (ix86_tune_defaulted): Move to static file scope from
11710 (ix86_arch_specified): Ditto.
11711 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11713 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11714 (OPTION_MASK_ISA_ABM_SET): Ditto.
11715 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11716 (OPTION_MASK_ISA_CX16_SET): Ditto.
11717 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11718 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11719 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11720 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11721 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11722 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11723 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11724 (struct ptt): Move to static file scope from override_options.
11725 (processor_target_table): Ditto.
11726 (cpu_names): Ditto.
11727 (ix86_handle_option): Add support for options that are now isa options.
11728 (override_options): Add support for declaring functions that
11729 support different target options than were specified on the
11730 command line. Move struct ptt, processor_target_table, cpu_names,
11731 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11732 Add bool argument. Fix up error messages so the appropriate error
11733 is given for either command line or attribute.
11734 (ix86_previous_fndecl): New static to remember previous function
11735 declaration to see if we need to change target options.
11736 (ix86_builtins_isa): New array to record the ISA of each builtin
11738 (def_builtin): Always create the builtin function, even if the
11739 current ISA doesn't support it.
11740 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11741 tests for those builtins.
11742 (ix86_init_builtins): Remove TARGET_MMX test for calling
11743 ix86_init_mmx_sse_builtins.
11744 (ix86_expand_builtin): If the current ISA doesn't support a given
11745 builtin, signal an error.
11746 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11747 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11748 (TARGET_OPTION_SAVE): Ditto.
11749 (TARGET_OPTION_RESTORE): Ditto.
11750 (TARGET_OPTION_PRINT): Ditto.
11751 (TARGET_CAN_INLINE_P): Ditto.
11753 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11755 * c-typeck.c (build_external_ref): Don't call assemble_external.
11756 * final.c (output_operand): Call assemble_external.
11758 2008-07-21 DJ Delorie <dj@redhat.com>
11760 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11761 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11763 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11765 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11766 original insn and splitter contents into ...
11767 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11768 flag_unsafe_math_optimizations. Add dummy scratch register.
11769 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11770 !flag_unsafe_math_optimizations. Returns number with next
11771 highest magnitude if this is still less or equal to the true
11772 quotient in magnitude.
11774 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11776 * Makefile.in: Replace toplev.h with TOPLEV_H.
11777 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11778 * c-lex.c (fe_file_change): Don't set in_system_header.
11779 * c-parser.c (c_token): Remove in_system_header.
11780 (c_lex_one_token): Don't set in_system_header.
11781 (c_parser_set_source_position_from_token): Don't set in_system_header.
11782 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11785 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11786 * flags.h (in_system_header): Remove.
11787 * function.c (saved_in_system_header): Remove.
11788 (push_cfun): Don't set in_system_header.
11789 (pop_cfun): Don't set in_system_header.
11790 (push_struct_function): Don't set in_system_header.
11791 * input.h (expanded_location): Add sysp.
11792 (in_system_header_at): New.
11793 (in_system_header): New.
11794 * toplev.c (in_system_header): Remove.
11795 * toplev.h: Include input.h
11797 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11798 * tree-ssa.c (warn_uninit): Call warning_at.
11799 (warn_uninitialized_var): Update calls to warn_uninit.
11800 (warn_uninitialized_phi): Update calls to warn_uninit.
11801 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11802 (expand_location): Initialize xloc.sysp.
11803 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11804 (tree_decl_with_vis): Remove in_system_header_flag.
11806 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11809 * recog.c (asm_operand_ok): Change the order of the extra
11810 memory constraint checks.
11812 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11815 * tree-switch-conversion.c (build_one_array): Call
11816 varpool_mark_needed_node and varpool_finalize_decl
11817 instead of assemble_variable.
11819 2008-07-19 Jan Hubicka <jh@suse.cz>
11821 * cgraph.c (cgraph_add_new_function): Do early local passes.
11822 * tree-nrv.c (gate_pass_return_slot): New gate.
11823 (pass_nrv): Add the gate.
11824 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11826 (coalesce_ssa_name): Coalesce SSA names.
11827 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11828 not optimizing so unused user vars remains visible.
11829 * common.opt (flag_tree_ter): Always enable by default.
11830 * tree-ssa-ter.c: Include flags.h
11831 (is_replaceable_p): Check that locations match; when aliasing
11832 is missing be conservative about loads.
11833 * tree-optimize.c (gate_init_datastructures): Remove.
11834 (pass_init_datastructures): New.
11835 * passes.c: Reorder passes so we always go into SSA.
11837 2008-07-19 Jan Hubicka <jh@suse.cz>
11839 * doc/extend.texi (flatten attribute): Remove note about
11841 * doc/invoke.texi (--combine): Likewise.
11842 (-finline-functions-called-once): Update levels when enabled.
11843 (-funit-at-a-time): Document new behaviour.
11844 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11845 -fno-section-anchors when disabled explicitly.
11846 (inline params): They are not ignored now.
11847 (precompiled headers): Remove unit-at-a-time as being incompatible.
11848 * opts.c (decode_options): Handle unit-at-a-time as alias;
11849 imply -fno-section-anchors when toplevel reorder is disabled
11851 * common.opt (ftoplevel-reorder): Set default value to 2.
11852 (funit-at-a-time): Set default value to 1.
11853 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11856 2008-07-19 Jan Hubicka <jh@suse.cz>
11858 * builtins.c (expand_builtin_int_roundingfn,
11859 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11862 2008-07-19 Richard Guenther <rguenther@suse.de>
11865 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11866 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11867 * tree-ssa-pre.c (get_expr_value_id): For newly created
11868 constant value-ids make sure to add the expression to its
11871 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11873 PR middle-end/36877
11874 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11875 return value of the builtin is ignored.
11877 2008-07-19 Olivier Hainque <hainque@adacore.com>
11879 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11880 bits, a C conformant malloc implementation has to provide.
11881 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11883 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11887 * reload.c (find_reloads_subreg_address): Only reload address if
11888 reloaded == 0, not for reloaded != 1.
11891 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11892 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11893 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11894 m32c_legitimize_reload_address.
11896 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11897 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11898 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11900 2008-07-19 Olivier Hainque <hainque@adacore.com>
11902 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11903 argument, saying whether nested array are to be collapsed
11904 into a single array type DIE with multiple subscripts.
11905 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11906 issues, centralize the nested array types collapsing control and
11907 disable the transformation for Ada.
11909 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11912 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11914 (x86_64_shift_adj_2): New expander.
11915 (x86_64_shift_adj_3): Ditto.
11916 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11917 to split TImode operands.
11918 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11919 (ix86_split_lshr): Ditto.
11921 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11923 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11924 and __CHAR32_TYPE__.
11925 * c-typeck.c (digest_init): Support char16_t and char32_t.
11926 (set_nonincremental_init_from_string): Idem.
11928 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11930 PR middle-end/36859
11931 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11932 PREFERRED_STACK_BOUNDARY.
11933 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11935 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11937 PR middle-end/36858
11938 * function.c (locate_and_pad_parm): Cap boundary earlier.
11940 2008-07-17 Julian Brown <julian@codesourcery.com>
11942 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11943 no-op for targets which don't use DLLs.
11945 2008-07-17 Martin Jambor <mjambor@suse.cz>
11947 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11948 that nodes are relevant by examining the node->analyzed flag.
11949 (ipcp_init_stage): Check which nodes are relevant, assert that the
11950 relevant ones are also required.
11951 (ipcp_propagate_stage): Check on the side arrays are properly
11953 (ipcp_print_all_jump_functions): Make sure not to touch any node
11954 that is not analyzed or an edge that does not have a corresponding
11955 entry in the on-the-side vectors.
11956 (ipcp_function_scale_print): Likewise.
11957 (ipcp_update_callgraph): Check that the node is relevant.
11958 (ipcp_insert_stage): Check that the node is relevant. Check there is
11959 an info for every node and edge.
11960 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11961 (ipa_print_all_tree_maps): Likewise and a new variable info.
11962 (ipa_print_all_params_modified): Likewise.
11963 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11965 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11968 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11970 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11972 PR rtl-optimization/36753
11973 * fwprop.c (use_killed_between): Don't shortcut
11974 single-definition global registers.
11976 2008-07-16 Jan Hubicka <jh@suse.cz>
11978 * cgraph.h (varpool_empty_needed_queue): Declare.
11979 * cgraphunit.c (output_in_order): Mark all variables as needed;
11981 * varpool.c (varpool_assemble_node): Update debug queue.
11982 (varpool_assemble_pending_decls): Don't do it here.
11983 (varpool_empty_needed_queue): New function.
11985 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11987 * recog.c (peephole2_optimize): Fix formatting.
11989 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11991 * c-pch.c (get_ident): Avoid C++ keywords.
11992 * combine-stack-adj.c (single_set_for_csa): Likewise.
11993 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11994 output_asm_insn): Likewise.
11995 * reload.c (push_secondary_reload, find_reusable_reload,
11996 push_reload, combine_reloads, find_reloads,
11997 debug_reload_to_stream): Likewise.
11998 * reload.h (struct reload): Likewise.
11999 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12000 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12001 emit_output_reload_insns): Likewise.
12002 * targhooks.c (default_secondary_reload): Likewise.
12003 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12005 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12007 * recog.c (validate_change_1, validate_change,
12008 validate_unshare_change, validate_replace_rtx_1, struct
12009 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12011 * reload.c (push_secondary_reload, secondary_reload_class,
12012 scratch_reload_class, find_valid_class, find_reusable_reload,
12013 push_reload, find_dummy_reload, find_reloads_address_1,
12014 find_reloads_address_part, find_equiv_reg): Likewise.
12015 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12016 choose_reload_regs): Likewise.
12017 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12019 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12020 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12021 * sched-rgn.c (concat_INSN_LIST): Likewise.
12022 * stor-layout.c (mode_for_size, mode_for_size_tree,
12023 smallest_mode_for_size): Likewise.
12025 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12027 * cfg.c (dump_reg_info): Avoid C++ keywords.
12028 * dwarf2asm.c (dw2_force_const_mem,
12029 dw2_asm_output_encoded_addr_rtx): Likewise.
12030 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12031 * expmed.c (expand_shift): Likewise.
12032 * global.c (find_reg): Likewise.
12033 * graph.c (draw_edge): Likewise.
12034 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12035 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12036 widen_clz, widen_bswap, expand_parity, expand_unop,
12037 emit_cmp_and_jump_insn_1): Likewise.
12038 * postreload.c (reload_cse_simplify_operands): Likewise.
12039 * ra.h (add_neighbor): Likewise.
12040 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12041 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12042 record_reg_classes, copy_cost, record_address_regs,
12043 invalid_mode_change_p): Likewise.
12044 * regrename.c (regrename_optimize, scan_rtx_reg,
12045 dump_def_use_chain, find_oldest_value_reg,
12046 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12048 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12050 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12051 MASK_POWERPC64 for power4 in previous commit.
12053 2008-07-16 Olivier Hainque <hainque@adacore.com>
12055 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12056 instead of bare conversion to cast const-ness away.
12058 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12060 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12061 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12062 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12063 (TARGET_FUNCTION_VALUE): Define.
12065 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12067 * config/rs6000/rs6000.c (processor_target_table): Add
12068 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12070 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12073 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12074 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12075 m32c_legitimize_reload_address.
12077 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12079 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12080 DECL_IN_SYSTEM_HEADER in sync.
12082 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12084 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12085 * tree-ssa-pre.c (pre_expr_eq): Ditto
12086 (get_constant_for_value_id): Take a type as an argument.
12087 (fully_constant_expression): Pass in type.
12088 (find_or_generate_expression): Short circuit constant case.
12089 (create_expression_by_pieces): Remove special casing of
12091 (do_regular_insertion): Short circuit constant case.
12092 (do_partial_partial_insertion): Ditto.
12094 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12097 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12099 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12101 * config/xtensa/libgcc-xtensa.ver: New file.
12102 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12104 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12106 * df-problems.c (df_set_note): Avoid C++ keywords.
12107 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12108 * dse.c (record_store, remove_useless_values): Likewise.
12109 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12110 gen_reg_rtx_offset, operand_subword, change_address_1,
12111 change_address, adjust_address_1, offset_address,
12112 widen_memory_access, emit_copy_of_insn_after): Likewise.
12113 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12114 * fwprop.c (should_replace_address, propagate_rtx_1,
12115 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12117 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12118 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12119 * lcm.c (compute_insert_delete, pre_edge_lcm,
12120 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12121 * lower-subreg.c (resolve_reg_notes): Likewise.
12122 * mode-switching.c (optimize_mode_switching): Likewise.
12124 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12126 * bt-load.c (add_btr_def, migrate_btr_def,
12127 branch_target_load_optimize): Avoid C++ keywords.
12128 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12130 * combine.c (subst, simplify_set, make_extraction,
12131 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12132 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12133 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12135 2008-07-15 Richard Guenther <rguenther@suse.de>
12137 PR middle-end/36369
12138 * c-common.c (strict_aliasing_warning): Do not warn for
12139 TYPE_REF_CAN_ALIAS_ALL pointers.
12140 (c_common_get_alias_set): may_alias types are not special.
12141 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12142 attribute and set can_ref_all accordingly.
12143 (build_reference_type_for_mode): Likewise.
12144 * doc/extend.texi (may_alias): Clarify.
12146 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12149 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12150 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12152 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12155 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12156 gcc_assert, instead call output_operand_lossage.
12158 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12160 * builtins.c (std_canonical_va_list): Treat structure based
12163 2008-07-15 Ben Elliston <bje@au.ibm.com>
12165 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12167 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12169 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12172 2008-07-14 Jan Hubicka <jh@suse.cz>
12174 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12175 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12176 fix predicates and constraints.
12177 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12178 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12180 2008-07-14 Doug Kwan <dougkwan@google.com>
12182 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12183 additional option file arm/eabi.opt.
12184 * config/arm/eabi.h (File): New configuration file for EABI targets.
12185 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12186 SUBSUBTARGET_EXTRA_SPECS.
12187 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12188 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12189 from STARTFILE_SPEC so that it can be referenced in an override.
12190 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12191 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12192 can be referenced in an override.
12193 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12194 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12195 so that it can be referenced in an override.
12196 (LINK_SPEC): Use BPABI_LINK_SPEC.
12197 * config/arm/eabi.opt (File): New.
12199 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12201 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12202 (FIXED_VALUE_H): New variable.
12203 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12204 input.h, fixed-value.h.
12205 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12206 (BASIC_BLOCK_H): Use $(BITMAP_H).
12207 (FUNCTION_H): Add varray.h.
12208 (IPA_REFERENCE_H): Use $(BITMAP_H).
12209 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12210 (DF_H): Use $(BITMAP_H).
12211 (GGC_H): Add statistics.h.
12212 (INSN_ADDR_H): New.
12213 (INSN_ATTR_H): Use it.
12214 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12216 (SYMTAB_H): Add $(OBSTACK_H).
12217 (CPP_INTERNAL_H): New.
12218 (TREE_DUMP_H): Add tree-pass.h.
12219 (TREE_FLOW_H): Use $(BITMAP_H)
12220 (PRETTY_PRINT_H): Use $(INPUT_H).
12221 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12224 (many object files): Fix lots of header dependencies throughout.
12226 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12228 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12230 (s-gtyp-input): Use them to write tmp-gi.list.
12231 (echo_to_gi.list): Remove.
12233 2008-07-14 Richard Guenther <rguenther@suse.de>
12235 * tree-ssa-sccvn.c (pre_info): Remove.
12236 (switch_to_PRE_table): Likewise.
12237 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12238 (set_hashtable_value_ids): Do not create value-ids for the
12240 (run_scc_vn): Remove double test. Remove bogus special-case
12241 in value-number printing.
12242 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12243 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12245 * tree-flow-inline.h (get_value_handle): Remove.
12246 * tree-flow.h (get_value_handle): Remove.
12248 2008-07-14 Martin Jambor <mjambor@suse.cz>
12250 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12251 in which we generate arithmetics is not a subrange.
12253 2008-07-14 Martin Jambor <mjambor@suse.cz>
12255 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12257 2008-07-14 Richard Guenther <rguenther@suse.de>
12259 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12261 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12264 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12265 reload for symbol refs moved to r0 with -fPIC.
12266 (legitimize_pic_address): Use the target register as temporary
12268 (emit_symbolic_move): Adjust comment.
12269 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12272 2008-07-14 Ben Elliston <bje@au.ibm.com>
12274 * c-common.h (C_CPP_HASHNODE): New macro.
12275 * coretypes.h (struct cpp_token): Forward declare.
12276 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12277 the context-sensitive keyword method.
12278 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12279 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12280 expand_bool_pixel): New.
12281 (altivec_categorize_keyword): New function.
12282 (init_vector_keywords): New function.
12283 (rs6000_macro_to_expand): Likewise.
12284 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12285 compiling an ISO C dialect.
12287 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12289 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12290 (create_expression_by_pieces): Fix typo.
12291 (do_regular_insertion): Use debug counter here too.
12293 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12296 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12297 CONST_OK_FOR_LETTER_P. All port-local users changed.
12298 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12299 implement Kp matching power-of-two.
12300 (CONSTRAINT_LEN): Define to match.
12301 * config/cris/cris.md: Replace all use of constraint K with Kc.
12302 ("*btst*): Use Kp for operand 0 of last alternative.
12304 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12307 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12310 2008-07-13 Jan Hubicka <jh@suse.cz>
12312 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12315 2008-07-13 Richard Guenther <rguenther@suse.de>
12317 PR middle-end/36811
12318 * langhooks.c (lhd_print_error_function): Deal with recursive
12321 2008-07-12 Jan Hubicka <jh@suse.cz>
12323 * cgraph.c (assembler_name_hash): New static var.
12324 (hash_node_by_assembler_name, eq_assembler_name): New.
12325 (cgraph_node_for_asm): Use hashtable.
12326 (cgraph_remove_node): Maintain hashtable.
12327 (change_decl_assembler_name): Sanity check that names are not changing
12328 after aliasing was processed.
12329 * cgraph.h (varpoon_node): Add next GGC marker.
12330 * tree.c (decl_assembler_name_equal): Constify.
12331 (decl_assembler_name_hash): New.
12332 * tree.h (decl_assembler_name_equal): Constify.
12333 (decl_assembler_name_hash): Update.
12335 2008-07-12 David Daney <ddaney@avtrex.com>
12337 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12338 sb1 and r5000 cpus.
12340 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12342 * doc/md.texi: Document the MIPS "v" constraint.
12343 * config/mips/mips.h (reg_class): Revert last change.
12344 (REG_CLASS_NAMES): Likewise.
12345 (REG_CLASS_CONTENTS): Likewise.
12346 * config/mips/mips.c (mips_regno_to_class): Likewise.
12347 * config/mips/constraints.md (v): Likewise, but add documentation.
12348 Add a comment to say that this constraint should not be used in
12351 2008-07-11 DJ Delorie <dj@redhat.com>
12353 * config/h8300/h8300.md (length): Fix branch offset limit.
12355 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12357 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12358 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12359 (avr_hard_regno_scratch_ok): New function.
12360 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12361 * config/avr/avr.md (all peepholes that request a scratch register):
12362 Remove avr_peep2_scratch_safe use.
12364 2008-07-11 Tom Tromey <tromey@redhat.com>
12365 Ian Lance Taylor <iant@google.com>
12367 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12368 (struct c_common_resword): Define.
12369 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12370 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12371 (c_common_reswords, num_c_common_reswords): Declare.
12372 * c-common.c (c_common_reswords): New global const array.
12373 (num_c_common_reswords): New const int.
12374 * c-parser.c (struct resword, reswords): Don't define.
12375 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12376 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12377 than reswords. If warning about C++ keywords, give them a special
12379 (c_lex_one_token): Warn about C++ keywords. Call
12380 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12381 (c_parser_external_declaration): Look for RID_xxx rather than
12382 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12383 (c_parser_statement_after_labels): Likewise.
12384 (c_parser_objc_class_instance_variables): Likewise.
12385 (c_parser_objc_class_declaration): Likewise.
12386 (c_parser_objc_try_catch_statement): Likewise.
12387 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12388 (declspecs_add_type): Likewise.
12390 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12392 * ggc-page.c (alloc_page):
12393 Substituting xmalloc, xcalloc with
12394 XNEWVEC and XCNEWVAR macros which add the
12397 2008-07-11 Richard Guenther <rguenther@suse.de>
12399 PR tree-optimization/36765
12400 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12401 aliases from HEAP vars to SMTs.
12403 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12405 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12406 * configure.ac (loose_warn): Move -Wc++-compat from here...
12407 (strict_warn): ...to here.
12408 * configure: Regenerate.
12410 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12412 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12413 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12414 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12415 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12416 excluding more specific h8300-*-* and sh-*-* targets.
12418 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12420 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12421 (eliminate): Ditto.
12422 (execute_pre): Call loop_optimizer_finalize in early exit.
12424 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12426 PR middle-end/36790
12427 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12428 uids in the bitmap, not just VAR_DECL uids.
12430 PR rtl-optimization/36419
12431 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12432 (combine_stack_adjustments_for_block): Call it if needed. Delete
12434 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12435 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12436 prologue sp adjustment.
12438 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12441 * opts.c (print_ignored_options): Report postponed diagnostics for
12442 unknown -Wno-* options as warnings, not errors.
12443 (postpone_unknown_option_error): Renamed to...
12444 (postpone_unknown_option_warning): ... this.
12446 2008-07-09 Doug Kwan <dougkwan@google.com>
12449 2008-07-08 Doug Kwan <dougkwan@google.com>
12451 * config/arm/arm.opt (mandroid): New option.
12452 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12453 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12455 (CC1PLUS_SPEC): Same.
12457 (STARTFILE_SPEC): Same.
12458 (ENDFILE_SPEC): Same.
12459 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12462 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12465 * config/mips/mips.h (reg_class): Remove V1_REG.
12466 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12467 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12468 instead of V1_REGS.
12469 (mips_get_tp): New function.
12470 (mips_legitimize_tls_address): Use it.
12471 * config/mips/constraints.md (v): Delete.
12472 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12473 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12474 After reload, split into a move and ...
12475 (*tls_get_tp_<mode>_split): ...this new instruction.
12477 2008-07-09 David Daney <ddaney@avtrex.com>
12479 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12481 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12483 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12484 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12486 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12487 htab_delete should be called. Don't free c.
12488 (lookup_tmp_var): Create temp_htab lazily.
12489 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12490 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12492 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12493 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12494 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12495 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12496 * tree-sra.c (generate_element_init): Likewise.
12497 * tree-mudflap.c (execute_mudflap_function_ops,
12498 execute_mudflap_function_decls): Likewise.
12499 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12500 * tree-gimple.h (struct gimplify_ctx): New type.
12501 (push_gimplify_context): Adjust prototype.
12503 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12505 * tree-ssa-pre.c (phi_translate_1): Update placement of
12506 add_to_value calls.
12508 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12510 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12511 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12512 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12513 * targhooks.c (default_hard_regno_scratch_ok): New function.
12514 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12515 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12516 * recog.c: Include "target.h".
12517 (peep2_find_free_register): Add check for global regs. Add target
12519 * Makefile.in (recog.o): Depend on target.h.
12521 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12523 * config/sh/sh.c (sh_canonical_va_list_type): New.
12524 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12526 2008-07-09 Raksit Ashok <raksit@google.com>
12528 * doc/invoke.texi (Option Summary): Mention new option
12529 -Wdisallowed-function-list=...
12530 (Warning Options): Document -Wdisallowed-function-list=...
12531 * common.opt (Wdisallowed-function-list=): New flag.
12532 * flags.h (warn_disallowed_functions): External definition of new
12533 boolean warning flag.
12534 (warn_if_disallowed_function_p): Declare new function.
12535 * opts.c (warning_disallowed_functions): New static variable.
12536 (warn_disallowed_functions): New boolean warning flag.
12537 (warn_if_disallowed_function_p): New function.
12538 (add_comma_separated_to_vector): Rename
12539 add_instrument_functions_exclude_list to this.
12540 (common_handle_option): Handle new option. Rename calls to
12541 add_instrument_functions_exclude_list into calls to
12542 add_comma_separated_to_vector.
12543 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12544 based on flag warn_disallowed_functions.
12546 2008-07-09 Christian Bruel <christian.bruel@st.com>
12548 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12549 instead of get_attr_length.
12551 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12553 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12555 * genemit.c (gen_insn): Likewise.
12556 * gengtype.c (note_def_vec): Likewise.
12557 * gengtype.h (note_def_vec): Likewise.
12558 * genoutput.c (struct data, output_insn_data, process_template,
12559 gen_expand, gen_split, note_constraint): Likewise.
12560 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12561 make_insn_sequence): Likewise.
12562 * gensupport.c (record_insn_name): Likewise.
12564 2008-07-08 Doug Kwan <dougkwan@google.com>
12566 * config/arm/arm.opt (mandroid): New option.
12567 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12568 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12570 (CC1PLUS_SPEC): Same.
12572 (STARTFILE_SPEC): Same.
12573 (ENDFILE_SPEC): Same.
12574 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12577 2008-07-08 Raksit Ashok <raksit@google.com>
12579 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12580 (set_storage_via_setmem): Fix expected_align parameter.
12581 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12582 missing from the list.
12583 * doc/md.texi (movmem): Explicitly state that expected alignment is
12584 to be expressed in bytes.
12585 (setmem): Explicitly state that expected alignment is to be expressed
12588 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12590 * reload.c (find_reloads_subreg_address): Do not require validity
12591 of address in original mode before reloading address.
12593 2008-07-07 Tianwei Sheng <tianweis@google.com>
12595 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12596 bounds array access.
12598 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12600 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12602 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12604 Fix PR tree-optimization/23455
12605 Fix PR tree-optimization/35286
12606 Fix PR tree-optimization/35287
12607 * Makefile.in (OBJS-common): Remove tree-vn.o.
12608 (tree-vn.o): Remove.
12609 * dbgcnt.def: Add treepre_insert debug counter.
12610 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12611 (debug_value_expressions): Ditto.
12612 (print_value_expressions): Ditto.
12613 * tree-pretty-print.c (dump_generic_node): Updated for
12614 VALUE_HANDLE removal.
12615 * tree-ssa-dom.c (record_equality): Ditto.
12616 (cprop_operand): Ditto.
12617 (lookup_avail_expr): Ditto.
12618 * tree-ssa-threadedge.c
12619 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12620 (simplify_control_stmt_condition): Ditto.
12621 * tree.c (tree_code_size): Ditto.
12622 (tree_node_structure): Ditto.
12623 (iterative_hash_expr): Ditto.
12625 * tree.h (VALUE_HANDLE_ID): Ditto.
12626 (VALUE_HANDLE_EXPR_SET): Ditto.
12627 (struct tree_value_handle): Ditto.
12628 (union tree_node): Ditto.
12629 * treestruct.def: Ditto.
12630 * tree-vn.c: Removed.
12631 * tree-ssa-pre.c: Rewritten entirely.
12632 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12633 (constant_value_ids): Ditto.
12634 (vn_nary_op_t): Moved to header.
12636 (vn_reference_op_t): Ditto
12637 (vn_reference_t): Ditto.
12638 (next_value_id): New variable.
12639 (VN_INFO): Add an assert.
12640 (vn_constant_eq): New function.
12641 (vn_constant_hash): Ditto.
12642 (get_or_alloc_constant_value_id): Ditto.
12643 (value_id_constant_p): Ditto.
12644 (vn_reference_compute_hash): De-staticify.
12645 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12646 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12647 (valueize_refs): Update opcode if it changes from ssa name to constant.
12648 (vn_reference_lookup_1): Add new argument.
12649 (vn_reference_lookup): Ditto.
12650 (vn_reference_lookup_pieces): New function.
12651 (vn_reference_insert): Add return type. Modify to deal with value ids.
12652 (vn_reference_insert_pieces): New function.
12653 (vn_nary_op_compute_hash): De-staticify.
12654 (vn_nary_op_eq): Ditto.
12655 (vn_nary_op_lookup_pieces): New function.
12656 (vn_nary_op_lookup): Add new argument.
12657 (vn_nary_op_insert_pieces): New function.
12658 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12659 (vn_phi_insert): Ditto.
12660 (visit_unary_op): Update for callee changes.
12661 (visit_binary_op): Ditto.
12662 (visit_reference_op_load): Ditto.
12663 (visit_reference_op_store): Ditto.
12664 (init_scc_vn): Init next_value_id, constant_to_value_id and
12665 constant_value_ids.
12666 (free_scc_vn): Free them.
12667 (set_hashtable_value_ids): New function.
12668 (run_scc_vn): Use it.
12669 (get_max_value_id): New function.
12670 (get_next_value_id): Ditto.
12671 (expressions_equal_p): Moved from tree-vn.c
12672 (sort_vuses): Ditto.
12673 (sort_vuses_heap): Ditto.
12674 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12676 * tree.c (iterative_hash_hashval_t): Made non-static
12677 * tree.h (iterative_hash_hashval_t): Declare it.
12679 2008-07-08 Martin Jambor <mjambor@suse.cz>
12681 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12682 instead of ipa_create_node_params.
12683 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12684 ipa_check_create_edge_args, free them with
12685 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12687 * ipa-prop.c: Include flags.h and tree-inline.h.
12688 (ipa_node_params_vector): New variable.
12689 (ipa_edge_args_vector): New variable.
12690 (edge_removal_hook_holder): New variable.
12691 (node_removal_hook_holder): New variable.
12692 (edge_duplication_hook_holder): New variable.
12693 (node_duplication_hook_holder): New variable.
12694 (ipa_detect_param_modifications): Check for presence of modified flags.
12695 (ipa_compute_jump_functions): Check for presence of jump functions.
12696 (ipa_free_edge_args_substructures): New function.
12697 (ipa_create_node_params): Removed.
12698 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12699 (ipa_free_node_params_substructures): New function.
12700 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12702 (ipa_edge_removal_hook): New function.
12703 (ipa_node_removal_hook): New function.
12704 (duplicate_array): New function.
12705 (ipa_edge_duplication_hook): New function.
12706 (ipa_node_duplication_hook): New function.
12707 (ipa_register_cgraph_hooks): New function.
12708 (ipa_unregister_cgraph_hooks): New function.
12709 (free_all_ipa_structures_after_ipa_cp): New function.
12711 * ipa-prop.h: Include vec.h.
12712 (ipa_node_params_t): New typedef with vector types for it.
12713 (ipa_edge_args_t): New typedef with vector types for it.
12714 (IPA_NODE_REF): Changed to access an on-the-side vector.
12715 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12716 (ipa_check_create_node_params): New function.
12717 (ipa_check_create_edge_args): New function.
12719 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12722 2008-07-07 Tom Tromey <tromey@redhat.com>
12724 * configure, config.in: Rebuilt.
12725 * configure.ac: Don't check for scandir or alphasort.
12727 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12729 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12730 types immediately after creating them.
12732 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12734 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12736 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12738 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12739 dump_constraint_graph.
12740 (dump_constraint_edge): New function.
12741 (dump_constraint_graph): New function.
12742 (debug_constraint_graph): New function.
12743 (dump_constraint): Removed useless comparison.
12744 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12745 (dump_constraint_graph): Declare.
12746 (debug_constraint_graph): Declare.
12747 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12749 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12751 * config/i386/i386.c (is_va_list_char_pointer): New.
12752 (ix86_va_start): Replace compare with ms_va_list_type_node
12753 by is_va_list_char_pointer.
12754 (ix86_gimplify_va_arg): Likewise.
12756 2008-07-07 Martin Jambor <mjambor@suse.cz>
12758 * cgraph.c (cgraph_edge_max_uid): New variable.
12759 (struct cgraph_edge_hook_list): New type.
12760 (struct cgraph_node_hook_list): New type.
12761 (struct cgraph_2edge_hook_list): New type.
12762 (struct cgraph_2node_hook_list): New type.
12763 (first_cgraph_edge_removal_hook): New variable.
12764 (first_cgraph_node_removal_hook): New variable.
12765 (first_cgraph_edge_duplicated_hook): New variable.
12766 (first_cgraph_node_duplicated_hook): New variable.
12767 (cgraph_add_edge_removal_hook): New function.
12768 (cgraph_remove_edge_removal_hook): New function.
12769 (cgraph_call_edge_removal_hooks): New function.
12770 (cgraph_add_node_removal_hook): New function.
12771 (cgraph_remove_node_removal_hook): New function.
12772 (cgraph_call_node_removal_hooks): New function.
12773 (cgraph_add_edge_duplication_hook): New function.
12774 (cgraph_remove_edge_duplication_hook): New function.
12775 (cgraph_call_edge_duplication_hooks): New function.
12776 (cgraph_add_node_duplication_hook): New function.
12777 (cgraph_remove_node_duplication_hook): New function.
12778 (cgraph_call_node_duplication_hooks): New function.
12779 (cgraph_create_edge): Assign to edge uid.
12780 (cgraph_remove_edge): Call edge removal hooks.
12781 (cgraph_node_remove_callees): Call edge removal hooks.
12782 (cgraph_node_remove_callers): Call edge removal hooks.
12783 (cgraph_remove_node): Call node removal hooks.
12784 (cgraph_clone_edge): Call edge duplication hooks.
12785 (cgraph_clone_node): Call node duplication hooks.
12787 * cgraph.h (cgraph_edge): New field uid.
12788 (cgraph_edge_hook): New type.
12789 (cgraph_node_hook): New type.
12790 (cgraph_2edge_hook): New type.
12791 (cgraph_2node_hook): New type.
12793 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12795 * config.in: Regenerate.
12797 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12799 * gcc.c (print_sysroot): New.
12800 (option_map, display_help, process_command): Handle the
12801 -print-sysroot option.
12802 (main): Print the sysroot if requested.
12803 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12805 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12808 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12810 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12812 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12813 (assign_parm_setup_block_p): Also check mode of entry_parm.
12815 2008-07-07 Richard Guenther <rguenther@suse.de>
12817 * tree-ssa-structalias.h (set_used_smts): Remove.
12818 * tree-ssa-structalias.c (used_smts): Likewise.
12819 (set_used_smts): Likewise.
12820 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12821 call to set_used_smts.
12823 2008-07-07 Richard Guenther <rguenther@suse.de>
12825 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12826 (new_var_info): Set it to false.
12827 (solution_set_add): Correctly handle pointers outside a var and
12829 (type_safe): Treat variables with is_full_var properly.
12830 (do_sd_constraint): Likewise.
12831 (do_ds_constraint): Likewise.
12832 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12833 (get_constraint_for_ptr_offset): New function.
12834 (get_constraint_for_component_ref): For addresses at least include
12835 the last field of the variable. Handle is_full_vars properly.
12836 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12837 (handle_ptr_arith): Remove.
12838 (find_func_aliases): Simplify assignment handling.
12839 (create_function_info_for): For parameter and result varinfos set
12841 (create_variable_info_for): Set is_full_var flag whenever we
12842 just created a single varinfo for a decl.
12843 (init_alias_vars): Initialize use_field_sensitive from
12844 max-fields-for-field-sensitive parameter.
12846 2008-07-07 Richard Guenther <rguenther@suse.de>
12848 PR tree-optimization/36713
12849 * tree-flow-inline.h (is_call_used): New function.
12850 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12851 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12852 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12854 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12856 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12858 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12860 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12862 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12863 Nathan Sidwell <nathan@codesourcery.com>
12865 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12866 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12868 * config/m68k/t-linux: New.
12869 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12872 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12874 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12875 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12878 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12880 * gcc.c (execute): Fix -Wc++-compat warning.
12882 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12885 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12886 constant for little endian.
12888 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12890 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12891 mips_base_mips16 instead of TARGET_MIPS16.
12892 (mips_base_mips16): Declare.
12893 * config/mips/mips.c (mips_base_mips16): Make global.
12894 (was_mips16_p): Remove GTY marker.
12895 (was_mips16_pch_p): New variable.
12896 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12897 (mips_override_options): Force to non-MIPS16 mode initially.
12898 Do not complain about MIPS16 PIC incompatibilities here.
12899 Only allow -mgpopt if -mexplicit-relocs is in force for
12902 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12904 * configure.ac: Check for caddr_t, define to char * if not defined.
12905 * configure: Regenerate.
12906 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12907 (mmap_gt_pch_use_address): Likewise.
12908 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12910 2008-07-06 Richard Guenther <rguenther@suse.de>
12912 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12913 (new_var_info): Deal with it.
12914 (solution_set_add): Likewise.
12915 (bitpos_of_field): Make signed, fix.
12916 (struct fieldoff): Remove type and decl fields. Make size field
12917 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12919 (fieldoff_compare): Deal with it.
12920 (push_fields_onto_fieldstack): Remove has_union argument, glob
12921 adjacent non-pointer fields together.
12922 (create_function_info_for): Do not set has_union.
12923 (create_variable_info_for): Simplify.
12925 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12927 * config.gcc (extra_headers): Add cross-stdarg.h for target
12928 x86_64-*-* and i?86-*-*.
12929 * config/i386/cross-stdarg.h: New.
12930 * builtins.c (std_fn_abi_va_list): New.
12931 (std_canonical_va_list_type): New.
12932 (stabilize_va_list): Replace va_list_type_node use by
12933 mtarget.canonical_va_list_type.
12934 (gimplify_va_arg_expr): Likewise.
12935 (expand_builtin_va_copy): Replace va_list_type_node use by
12936 mtarget.fn_abi_va_list.
12937 * tree-sra.c (is_va_list_type): New helper.
12938 (decl_can_be_decomposed_p): Replace
12939 va_list_type_node use by is_va_list_type.
12940 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12941 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12942 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12943 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12944 (ix86_enum_va_list): New.
12945 * config/i386/i386.c (sysv_va_list_type_node): New.
12946 (ms_va_list_type_node): New.
12947 (ix86_function_type_abi): Remove sorry.
12948 (ix86_build_builtin_va_list_abi): New.
12949 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12950 for 64-bit targets.
12951 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12952 (ix86_init_builtins_va_builtins_abi): New.
12953 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12954 for 64-bit targets.
12955 (ix86_handle_abi_attribute): New.
12956 (attribute_spec): Add sysv_abi and ms_abi.
12957 (ix86_fn_abi_va_list): New.
12958 (ix86_canonical_va_list_type): New.
12959 (ix86_enum_va_list): New.
12960 (TARGET_FN_ABI_VA_LIST): New.
12961 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12962 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12963 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12964 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12965 (TARGET_ENUM_VA_LIST): New.
12966 * expr.h (std_fn_abi_va_list): New.
12967 (std_canonical_va_list_type): New.
12968 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12969 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12970 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12971 TARGET_CANONICAL_VA_LIST_TYPE.
12972 * target.h (struct gcc_target): Add fn_abi_va_list hook
12973 and canonical_va_list_type hook.
12975 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12977 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12978 integral and pointer types.
12980 2008-07-04 Roger Sayle <roger@eyesopen.com>
12982 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12983 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12985 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12988 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12990 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12992 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12993 build_gimple_modify_stmt.
12994 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12995 gimple operand. Use fold_build* instead of build*.
12997 2008-07-04 Richard Guenther <rguenther@suse.de>
12999 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13000 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13001 properly to compute the reachability set if we do field-sensitive PTA.
13002 * invoke.texi (max-fields-for-field-sensitive): Document default.
13003 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13004 100 for optimize >= 2.
13006 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13008 * ggc-zone.c (lookup_page_table_if_allocated,
13009 set_page_table_entry, zone_find_object_size, alloc_small_page,
13010 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13011 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13012 -Wc++-compat and/or -Wcast-qual warnings.
13014 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13017 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13018 pic_offset_table_rtx to be marked as used here.
13019 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13020 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13021 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13022 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13023 !TARGET_SECURE_PLT.
13025 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13027 * alloc-pool.c (hash_descriptor, eq_descriptor,
13028 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13029 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13031 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13032 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13033 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13034 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13037 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13039 * tree-flow.h (loop_only_exit_p): Declare.
13040 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13041 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13042 the number of iterations if it is constant. Otherwise, if this is the
13043 only possible exit of the loop, use the conservative estimate on the
13044 number of iterations of the entire loop if available.
13046 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13048 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13049 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13050 Add synchronization functions.
13051 * config/sync.c: New file.
13052 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13053 (LIBGCC_SYNC_CFLAGS): Likewise.
13055 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13058 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13059 (*pushtf_sse): New insn pattern.
13060 (pushtf splitters): New splitters.
13062 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13064 PR middle-end/35736
13065 * predict.c (build_predict_expr): Use void_type_node for the tree
13066 type, instead of NULL_TREE.
13068 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13070 * config/i386/i386.c (contains_aligned_value_p): Return true
13072 (ix86_data_alignment): Align TCmode to 128bits.
13073 (ix86_local_alignment): Likewise.
13075 2008-07-03 Andrew Haley <aph@redhat.com>
13078 * vec.h (VEC_TA): New.
13079 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13080 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13081 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13082 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13083 (C_COMMON_FIXED_TYPES): Remove first arg.
13084 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13085 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13086 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13087 not to use empty macro arguments.
13089 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13091 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13092 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13093 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13094 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13095 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13096 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13097 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13098 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13099 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13100 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13101 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13102 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13103 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13104 config/rs6000/e500crtres64gpr.asm,
13105 config/rs6000/e500crtres64gprctr.asm,
13106 config/rs6000/e500crtrest32gpr.asm,
13107 config/rs6000/e500crtrest64gpr.asm,
13108 config/rs6000/e500crtresx32gpr.asm,
13109 config/rs6000/e500crtresx64gpr.asm,
13110 config/rs6000/e500crtsav32gpr.asm,
13111 config/rs6000/e500crtsav64gpr.asm,
13112 config/rs6000/e500crtsav64gprctr.asm,
13113 config/rs6000/e500crtsavg32gpr.asm,
13114 config/rs6000/e500crtsavg64gpr.asm,
13115 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13116 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13117 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13118 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13119 config/sparc/sol2-cn.asm: Remove .file directives.
13121 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13123 * resource.c (mark_referenced_resources): Look inside
13124 UNSPEC_VOLATILEs and ASM_INPUTs.
13126 2008-07-02 Ian Lance Taylor <iant@google.com>
13128 * rtlanal.c (add_reg_note): New function.
13129 * rtl.h (add_reg_note): Declare.
13130 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13131 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13132 * builtins.c (expand_builtin_longjmp): Likewise.
13133 (expand_builtin_nonlocal_goto): Likewise.
13134 * calls.c (emit_call_1, expand_call): Likewise.
13135 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13136 * cfglayout.c (fixup_reorder_chain): Likewise.
13137 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13138 (commit_one_edge_insertion): Likewise.
13139 * combine.c (move_deaths, distribute_notes): Likewise.
13140 * df-problems.c (df_set_note): Likewise.
13141 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13142 (set_unique_reg_note): Likewise.
13143 (emit_copy_of_insn_after): Likewise.
13144 * expr.c (expand_expr_real): Likewise.
13145 * gcse.c (add_label_notes): Likewise.
13146 * haifa-sched.c (create_check_block_twin): Likewise.
13147 * jump.c (mark_jump_label_1): Likewise.
13148 * loop-doloop.c (add_test, doloop_modify): Likewise.
13149 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13150 * lower-subreg.c (move_eh_region_note): Likewise.
13151 * optabs.c (emit_libcall_block): Likewise.
13152 * predict.c (predict_insn): Likewise.
13153 (combine_predictions_for_insn): Likewise.
13154 * recog.c (peephole2_optimize): Likewise.
13155 * regmove.c (try_auto_increment): Likewise.
13156 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13157 * reload.c (find_reloads): Likewise.
13158 * reload1.c (fixup_eh_region_note): Likewise.
13159 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13160 * reorg.c (delete_prior_computation): Likewise.
13161 (delete_computation, dbr_schedule): Likewise.
13162 * config/pa/pa.c (legitimize_pic_address): Likewise.
13163 * config/sh/sh.c (sh_reorg): Likewise.
13165 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13168 * config/libgcc-glibc.ver: Add %exclude.
13169 * config/m32r/libgcc-glibc.ver: Likwise.
13170 * config/s390/libgcc-glibc.ver: Likwise.
13171 * config/sh/libgcc-glibc.ver: Likwise.
13172 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13174 * config/i386/libgcc-glibc.ver: New.
13176 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13178 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13180 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13181 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13182 i[34567]86-*-linux*, x86_64-*-linux*. Add
13183 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13184 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13185 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13186 i[34567]86-*-linux*, x86_64-*-linux*.
13188 * libgcc-std.ver: Add empty GCC_4.4.0.
13190 * mkmap-symver.awk: Support multiple versions per symbol.
13192 * config/i386/i386.c (ix86_init_builtins): Always define
13193 __builtin_fabsq and __builtin_copysignq with fallbacks.
13194 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13195 and __builtin_copysignq if SSE2 isn't available.
13197 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13198 (LIBGCC2_TF_CEXT): Likwise.
13199 (TF_SIZE): Likwise.
13201 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13203 * config/i386/sfp-machine.h: Moved to libgcc.
13205 * config/i386/sfp-machine.h: New.
13206 * config/i386/t-linux: Likwise.
13208 * config/i386/t-darwin: Remove softfp_wrap_start and
13210 * config/i386/t-darwin64: Likewise.
13212 * config/i386/t-fprules-softfp64: Renamed to ...
13213 * config/i386/t-fprules-softfp: This.
13215 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13216 and softfp_wrap_end.
13218 2008-07-02 Jason Merrill <jason@redhat.com>
13220 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13222 * tree.c (ctor_to_list): New fn.
13223 * tree.h: Declare it.
13224 (CONSTRUCTOR_ELT): New macro.
13225 (CONSTRUCTOR_NELTS): New macro.
13227 2008-07-02 Richard Guenther <rguenther@suse.de>
13229 * tree-ssa-structalias.c (struct variable_info): Reorder
13230 to fill padding on 64bit hosts. Make collapsed_to an int.
13231 (get_varinfo_fc): Deal with that.
13232 (new_var_info): Likewise.
13233 (collapse_rest_of_var): Likewise.
13235 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13237 * doc/install.texi (--enable-java-home): Document.
13238 (--enable-aot-compile-rpm): Likewise.
13239 (--with-arch-directory): Likewise.
13240 (--with-os-directory): Likewise.
13241 (--with-origin-name): Likewise.
13242 (--with-arch-suffix): Likewise.
13243 (--with-jvm-root-dir): Likewise.
13244 (--with-jvm-jar-dir): Likewise.
13245 (--with-python-dir): Likewise.
13247 2008-07-02 Richard Guenther <rguenther@suse.de>
13249 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13250 from decls explicitly. Merge operand checking from tuples.
13252 2008-07-02 Martin Jambor <mjambor@suse.cz>
13254 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13256 2008-07-02 Martin Jambor <mjambor@suse.cz>
13258 * tree-switch-conversion.c: Included timevar.h
13259 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13261 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13263 2008-07-02 Martin Jambor <mjambor@suse.cz>
13265 * tree-switch-conversion.c: Corrected various comments and
13267 (build_constructors): Fixed minor formatting mistakes.
13269 * invoke.texi (Optimize Options): Corrected the
13270 switch-conversion-max-branch-ratio parameter.
13272 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13274 * final.c (asm_insn_count): Return zero for an empty asm body.
13276 2008-07-02 Richard Guenther <rguenther@suse.de>
13278 * bitmap.h (bitmap_set_bit): Return bool.
13279 (bitmap_clear_bit): Likewise.
13280 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13281 write to the bitmap if it would.
13282 (bitmap_clear_bit): Likewise.
13283 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13284 bitmap_set_bit return value.
13285 (add_pred_graph_edge): Likewise.
13286 (add_graph_edge): Likewise.
13287 (do_sd_constraint): Likewise.
13288 (do_ds_constraint): Likewise.
13290 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13292 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13293 Fix -Wc++-compat and/or -Wcast-qual warnings.
13294 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13295 gen_regparm_prefix): Likewise.
13296 * vmsdbgout.c (write_modbeg, lookup_filename,
13297 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13299 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13301 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13302 defaults.h definition apply.
13304 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13306 * function.c (assign_parm_remove_parallels): New.
13307 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13309 (assign_parm_setup_block): Do not handle them.
13310 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13311 assign_parm_remove_parallels.
13313 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13315 * c-typeck.c (convert_for_assignment): Use
13316 vector_targets_convertible_p.
13317 * c-common.c (vector_targets_convertible_p): New.
13318 * c-common.h (vector_targets_convertible_p): New prototype.
13319 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13320 opaque_p_V2SI_type_node.
13322 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13324 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13327 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13329 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13330 TFmode constants via two element DImode vector for hosts with
13331 HOST_BITS_PER_WIDE_INT < 64.
13332 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13333 also for HOST_BITS_PER_WIDE_INT < 64.
13335 2008-07-01 Richard Guenther <rguenther@suse.de>
13337 PR tree-optimization/36666
13338 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13339 (get_constraint_exp_from_ssa_var): Split into ...
13340 (get_constraint_exp_for_temp): ... this ...
13341 (get_constraint_for_ssa_var): ... and that.
13342 Return constraint expressions for all touched sub-fields
13343 if the results address is not taken.
13344 (process_constraint): Remove assertion that aggregate
13345 assignments do not happen at this place.
13346 (get_constraint_for_component_ref): Add address_p argument.
13347 Return constraint expressions for all touched sub-fields
13348 if the results address is not taken.
13349 (do_deref): Use get_constraint_exp_for_temp.
13350 (get_constraint_for_1): Rename from ...
13351 (get_constraint_for): ... this. Add the old function as wrapper.
13352 (do_structure_copy): Use get_constraint_for_1.
13354 2008-07-01 Martin Jambor <mjambor@suse.cz>
13356 * Makefile.in (tree-switch-conversion.o): Add.
13357 (OBJS-common): Add tree-swtch-conversion.o.
13358 * passes.c (init_optimization_passes): Add pass_convert_switch.
13359 * tree-pass.h: (pass_convert_switch): Add.
13360 * tree-switch-conversion.c: New file.
13361 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13362 * common.opt (ftree-cswtch): New option.
13363 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13364 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13365 * opts.c (decode_options): Set flag_tree_switch_conversion when
13366 optimization level is >= 2.
13367 * doc/invoke.texi (Optimize Options): Added description of
13368 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13370 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13372 * config/darwin-driver.c (darwin_default_min_version): Fix
13373 -Wc++-compat warnings.
13375 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13377 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13380 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13382 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13384 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13386 PR rtl-optimization/34744
13387 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13388 (df_scan_free_internal): Free data structures not
13389 allocated in storage pools.
13390 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13391 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13392 df_scan_free_mws_vec.
13393 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13396 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13398 * config/i386/i386.c (contains_aligned_value_p): Return true
13400 (ix86_function_arg_boundary): Return its natural boundary
13402 (return_in_memory_32): Don't check TDmode.
13403 (ix86_split_to_parts): Support splitting into 4 parts and
13404 support TFmode for 32bit target.
13405 (ix86_split_long_move): Support splitting into 4 parts.
13406 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13408 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13409 (ix86_init_builtins): Here.
13410 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13411 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13412 'q' and 'w', respectively.
13414 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13416 (movtf_internal): Likewise.
13417 (<code>tf2): Likewise.
13418 (*absnegtf2_sse): Likewise.
13419 (copysign<mode>3): Likewise.
13420 (copysign<mode>3_const): Likewise.
13421 (copysign<mode>3_var): Likewise.
13422 (define_split UNSPEC_COPYSIGN): Likewise.
13423 * config/i386/sse.md (*nandtf3): Likewise.
13424 (<code>tf3): Likewise.
13425 (*<code>tf3): Likewise.
13427 2008-06-30 Joey Ye <joey.ye@intel.com>
13428 H.J. Lu <hongjiu.lu@intel.com>
13430 * global.c (compute_regsets): Set frame_pointer_needed here.
13431 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13433 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13435 * doc/install.texi (specific): Expand Windows build notes.
13437 2008-06-30 Ira Rosen <irar@il.ibm.com>
13439 PR tree-optimization/36648
13440 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13441 number of prolog iterations by step. Fix the comment.
13443 2008-06-30 Richard Guenther <rguenther@suse.de>
13445 PR middle-end/36671
13446 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13447 handle calls from ECF_MALLOC functions.
13448 (handle_pure_call): ECF_MALLOC functions do not return
13450 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13452 2008-06-29 Andreas Schwab <schwab@suse.de>
13454 * config/m68k/m68k.c (print_operand): Always print a float
13456 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13457 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13460 * config/rs6000/x-linux64: Remove never used file.
13462 2008-06-29 Richard Guenther <rguenther@suse.de>
13464 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13466 (struct alias_info): Move ...
13467 * tree-ssa-alias.c: ... here.
13468 (update_alias_info): Declare.
13469 (compute_may_aliases): Call it.
13470 (update_alias_info): New function.
13471 * tree-ssa-structalias.c (update_alias_info): Move ...
13472 * tree-ssa-alias.c (update_alias_info_1): ... here.
13473 * tree-ssa-structalias.c (process_constraint_1): Remove
13474 unused from_call argument. Rename to ...
13475 (process_constraint): ... this. Delete old wrapper.
13476 (make_constraint_to): Adjust callers.
13477 (handle_const_call): Likewise.
13478 (handle_pure_call): Likewise.
13479 (init_base_vars): Likewise.
13480 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13481 (find_func_aliases): We don't need structure copies for
13483 (make_constraint_from_anything): Remove.
13484 (create_variable_info_for): For globals make constraints
13485 from escaped, not from anything.
13486 (compute_points_to_sets): Do not call update_alias_info.
13487 (ipa_pta_execute): Use make_constraint_from.
13489 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13491 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13492 (bitmap.o-warn, dominance.o-warn): New.
13493 * configure.ac (cxx_compat_warn): Delete.
13494 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13495 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13497 * configure: Regenerate.
13499 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13502 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13504 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13505 * df-scan.c (df_notes_rescan): Likewise.
13506 * ggc-page.c (set_page_table_entry): Likewise.
13507 * intl.c (gcc_gettext_width): Likewise.
13508 * varasm.c (get_unnamed_section, get_noswitch_section,
13509 get_section): Likewise.
13511 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13513 * regrename.c (build_def_use): Don't copy RTX.
13515 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13517 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13518 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13519 punctuation. Use @ref instead of @xref.
13520 (Function Names): Remove stray @display/@end display.
13521 (C++ Attributes): Use @ref instead of @xref.
13522 (Deprecated Features): Fix punctuation around @xref.
13523 (Backwards Compatibility): Likewise.
13524 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13526 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13528 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13529 constants for E500 double.
13531 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13533 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13534 element type of const_vector.
13536 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13538 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13539 Remove FLAGS_REG clobber from expander pattern.
13540 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13541 (anddi3, andsi3, andhi3, andqi3): Ditto.
13542 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13543 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13544 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13545 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13546 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13547 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13548 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13549 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13551 2008-06-28 Richard Guenther <rguenther@suse.de>
13553 * tree-ssa-structalias.c (callused_id, var_callused,
13554 callused_tree): Add.
13555 (handle_pure_call): New function.
13556 (find_func_aliases): Call it.
13557 (find_what_p_points_to): Handle the call-used set.
13558 (clobber_what_escaped): Likewise.
13559 (compute_call_used_vars): New function.
13560 (init_base_vars): Init the call-used variable.
13561 (do_sd_constraint): Do not propagate the solution from CALLUSED
13562 but use CALLUSED as a placeholder.
13563 (solve_graph): Likewise.
13564 * tree-flow-inline.h (gimple_call_used_vars): New function.
13565 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13566 (compute_call_used_vars): Declare.
13567 * tree-ssa-alias.c (set_initial_properties): Call
13568 compute_call_used_vars.
13569 (reset_alias_info): Clear call-used variables.
13570 (add_call_clobber_ops): Assert we are not called for const/pure
13571 functions. Remove handling of them.
13572 (add_call_read_ops): Handle pure functions by adding the
13573 call-used set of variables as VUSEs.
13574 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13575 (delete_tree_ssa): Free it.
13576 * tree-dfa.c (remove_referenced_var): Clear the var from the
13579 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13581 * tree.c (build_varargs_function_type_list): New.
13582 (build_function_type_list_1): New.
13583 (build_function_type_list): Use build_function_type_list_1.
13584 * tree.h (build_varargs_function_type_list): New.
13586 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13589 * config/spu/spu.c (spu_builtin_splats): Do not generate
13590 invalid CONST_VECTOR expressions.
13591 (spu_expand_vector_init): Likewise.
13593 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13595 * optabs.c (libfunc_decls): New variable.
13596 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13597 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13598 for the same function twice.
13600 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13602 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13603 ix86_expand_binary_operator directly.
13604 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13606 (*ashrti3_1): Ditto.
13607 (*lshrti3_1): Ditto.
13608 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13609 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13610 using only one splitter. Conditionaly execute splitter before or
13611 after peephole2 pass.
13612 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13613 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13614 Use only one alternative in asm template.
13615 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13617 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13618 "J" operand constraint for operand 2.
13619 (*ashldi3_cconly_rex64): Ditto.
13620 (*ashrdi3_cmp_rex64): Ditto.
13621 (*ashrdi3_cconly_rex64): Ditto.
13622 (*lshrdi3_cmp_rex64): Ditto.
13623 (*lshrdi3_cconly_rex64): Ditto.
13624 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13625 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13626 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13629 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13631 * gimplify.c (omp_is_private): Don't return true if decl is not
13632 already private on #pragma omp for or #pragma omp parallel for.
13635 * tree-cfg.c (struct move_stmt_d): Replace block field with
13636 orig_block and new_block fields.
13637 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13638 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13639 (move_block_to_fn): Replace vars_map and new_label_map arguments
13640 with struct move_stmt_d pointer.
13641 (replace_block_vars_by_duplicates): New function.
13642 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13643 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13644 all subblocks of ORIG_BLOCK to the new function. Call
13645 replace_block_vars_by_duplicates.
13646 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13647 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13648 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13649 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13650 (expand_omp): Temporarily set input_location to the location of
13651 region's controlling stmt.
13652 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13653 BIND_EXPR, push ctx->block_vars and gimplification vars into
13654 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13655 into dest function.
13656 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13657 there are any BLOCK_VARS.
13658 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13659 OMP_PARALLEL or OMP_TASK stmt.
13660 (lower_omp): Save and restore input_location around the lower_omp_1
13663 2008-06-27 Richard Guenther <rguenther@suse.de>
13665 PR tree-optimization/36400
13666 PR tree-optimization/36373
13667 PR tree-optimization/36344
13668 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13669 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13670 (update_alias_info): Remove call clobbering code.
13671 (make_constraint_to): New helper function.
13672 (make_escape_constraint): Likewise.
13673 (handle_rhs_call): Use it on all pointer containing arguments.
13674 Also mark the static chain escaped.
13675 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13676 instead of ANYTHING.
13677 (make_constraint_from): New helper split out from ...
13678 (make_constraint_from_anything): ... here.
13679 (find_func_aliases): Add constraints for escape sites.
13680 (intra_create_variable_infos): Make constraints from NONLOCAL
13682 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13684 (clobber_what_p_points_to): Remove.
13685 (clobber_what_escaped): New function.
13686 (init_base_vars): Init NONLOCAL and ESCAPED.
13687 (do_sd_constraint): Do not propagate the solution from ESCAPED
13688 but use ESCAPED as a placeholder.
13689 (solve_graph): Likewise.
13690 * tree-flow.h (clobber_what_p_points_to): Remove.
13691 (clobber_what_escaped): Declare.
13692 * tree-ssa-alias.c (set_initial_properties): Call it.
13693 Remove code clobbering escaped pointers.
13695 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13697 * function.c (allocate_struct_function): Only allocate a unique
13698 funcdef_no if the decl is nonzero.
13700 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13702 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13703 * config/mips/mips.c (mips_split_const_insns): New function.
13704 * config/mips/mips.md (move_type): New attribute.
13705 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13706 (dword_mode): New attribute.
13707 (type): Avoid long line. Map "move_type"s to "type"s,
13708 choosing "multi" for doubleword moves if appropriate.
13709 Swap MTC/MFC comments to match their declaration order.
13710 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13711 "type" is "branch" or "jal" is "direct".
13712 (length): Handle "extended_mips16" first. Make the default
13713 "0" for "ghost" instructions. Set the length from "move_type".
13714 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13715 of "type", with "sll0" for the register alternative. Remove the
13716 "extended_mips16" attribute.
13717 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13718 of "type", with "shift_shift" for the register alternative.
13719 Remove the "length" attribute.
13720 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13721 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13722 of "type", with "andi" for the register alternative.
13723 (*zero_extendqihi2): Likewise.
13724 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13725 of "andi" instead of a "type" of "arith".
13726 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13728 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13729 (mov_<store>r, *mov<mode>_ra): Likewise.
13730 (extendsidi2): Use "move_type" instead of "type", with "move"
13731 for the register alternative.
13732 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13733 of "type", with "signext" for the register alternative.
13734 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13735 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13736 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13737 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13738 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13739 (unnamed branch insn): Likewise.
13740 (*movdi_gp32_fp64): Fold into...
13741 (*movdi_32bit): ...here.
13742 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13743 (*movdf_hardfloat): ...this new pattern.
13744 (*movdf_softfloat): Remove redundant FPR alternatives.
13745 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13746 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13747 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13748 the "move" attribute.
13749 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13750 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13751 and "store" for COP loads and stores.
13752 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13753 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13754 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13755 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13756 (*movtf_mips16, *movv2sf): Likewise.
13757 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13758 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13759 (mfhc1<mode>): Use "move_type" instead of "move".
13760 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13761 (loadgp_blockage): Remove the "length" attribute.
13762 (blockage, set_got_version, update_got_version): Likewise.
13763 (call_internal): Remove the "extended_mips16" attribute.
13764 (call_value_internal, call_value_multiple_internal): Likewise.
13765 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13767 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13768 the "length" attribute.
13770 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13772 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13773 -Wcast-qual warnings.
13774 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13775 handle_pragma_pop_macro): Likewise.
13776 * collect2.c (resolve_lib_name): Likewise.
13777 * config/arc/arc.c (arc_init): Likewise.
13778 * config/arm/arm.c (neon_builtin_compare,
13779 locate_neon_builtin_icode): Likewise.
13780 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13781 * config/bfin/bfin.c (bfin_init_machine_status,
13782 bfin_optimize_loop): Likewise.
13783 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13784 * config/cris/cris.c (cris_init_expanders): Likewise.
13785 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13786 * config/darwin.c (machopic_indirection_eq,
13787 machopic_indirection_name, machopic_output_indirection): Likewise.
13788 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13789 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13790 frv_optimize_membar): Likewise.
13791 * config/i386/cygwin.h (mingw_scan,
13792 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13793 * config/i386/cygwin1.c (mingw_scan): Likewise.
13794 * config/i386/i386.c (machopic_output_stub): Likewise.
13795 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13796 i386_pe_unique_section): Likewise.
13797 * config/ia64/ia64.c (ia64_init_machine_status,
13798 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13800 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13801 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13802 * config/m68k/m68k.c (m68k_handle_option,
13803 m68k_sched_md_init_global): Likewise.
13804 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13805 mcore_unique_section): Likewise.
13806 * config/mips/mips.c (mips_block_move_straight,
13807 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13809 * config/mmix/mmix.c (mmix_init_machine_status,
13810 mmix_encode_section_info): Likewise.
13811 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13812 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13813 print_operand_address, output_toc, redefine_groups,
13814 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13815 * config/s390/s390.c (s390_init_machine_status): Likewise.
13816 * config/score/score.c (score_block_move_straight,
13817 score_block_move_loop_body): Likewise.
13818 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13819 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13820 * emit-rtl.c (find_auto_inc): Likewise.
13821 * gcc.c (translate_options, process_command): Likewise.
13822 * reorg.c (dbr_schedule): Likewise.
13823 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13824 * xcoffout.c (xcoffout_declare_function): Likewise.
13826 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13828 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13829 ipa-pta working again.
13831 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13833 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13836 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13838 * config.gcc (powerpc*-*-*): Add new core e500mc.
13839 * config/rs6000/e500mc.md: New file.
13840 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13842 (rs6000_override_options): Add e500mc case to
13843 processor_target_table. Altivec and Spe options not allowed
13844 with e500mc. Add isel instruction to e500mc by
13845 default. Initialize rs6000_cost for e500mc.
13846 (rs6000_issue_rate): Set issue rate for e500mc.
13847 * config/rs6000/rs6000.h (processor_type): Add
13848 PROCESSOR_PPCE500MC.
13849 (ASM_CPU_SPEC): Add e500mc.
13850 Set TARGET_ISEL to rs6000_isel.
13851 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13852 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13853 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13855 * doc/invoke.texi: Add e500mc to list of cpus.
13857 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13860 * c-lex.c (lex_charconst): Initialize unsignedp.
13862 2008-06-27 Olivier Hainque <hainque@adacore.com>
13864 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13865 documented assumptions.
13867 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13869 * dwarf2out.c: Remove trailing white spaces. Break long line
13872 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13874 * libfuncs.h (LTI_synchronize): New libfunc_index.
13875 (synchronize_libfunc): Declare.
13876 * builtins.c (expand_builtin_synchronize): Consider using
13877 synchronize_libfunc before falling back on an asm blockage.
13878 * config/mips/mips.c: Include libfuncs.h
13879 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13881 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13883 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13884 parameter. Copy stack_reg to r11 where appropriate.
13885 (no_global_regs_above): Add gpr parameter.
13886 (rs6000_stack_info): Only add padding for SPE save area if we
13887 are saving SPE GPRs and CR.
13888 (saveres_routine_syms): New variable.
13889 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13891 (rs6000_savres_routine_sym): New function.
13892 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13894 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13895 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13896 Tweak FPR out-of-line saving.
13897 (rs6000_make_savres_rtx): New function.
13898 (rs6000_use_multiple_p): New function.
13899 (rs6000_savres_strategy): New function.
13900 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13901 out-of-line if appropriate.
13902 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13903 if we are optimizing for size.
13904 (GP_SAVE_INLINE): Define.
13905 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13906 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13907 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13908 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13909 (*save_fpregs_<mode>): Add use of r11.
13910 (*restore_gpregs_<mode>): New insn.
13911 (*return_and_restore_gpregs_<mode>): New insn.
13912 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13914 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13915 (*restore_gpregs_spe): New insn.
13916 (*return_and_restore_gpregs_spe): New insn.
13917 * config/rs6000/predicates.md (save_world_operation): Fix check.
13919 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13921 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13922 this point, so assert that.
13924 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13926 * cfganal.c: Include vec.h and vecprim.h.
13927 (compute_idf): Import from...
13928 * tree-into-ssa (compute_idf): ...here.
13929 * basic-block.h (compute_idf): Export.
13931 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13933 * c-decl.c (merge_decls): Use !current_function_decl to check for
13934 extern declaration of C99 inline function being at file scope.
13936 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13938 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13940 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13942 * alias.c (record_alias_subset, init_alias_analysis): Fix
13943 -Wc++-compat and/or -Wcast-qual warnings.
13944 * attribs.c (lookup_attribute_spec): Likewise.
13945 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13946 copy_bb, connect_traces,
13947 find_rarely_executed_basic_blocks_and_cr): Likewise.
13948 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13949 note_btr_set, migrate_btr_defs): Likewise.
13950 * builtins.c (result_vector, expand_builtin_memcpy,
13951 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13952 builtin_memset_read_str, expand_builtin_printf,
13953 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13955 * caller-save.c (mark_set_regs): Likewise.
13956 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13957 * cgraph.c (cgraph_edge): Likewise.
13958 * combine.c (likely_spilled_retval_1): Likewise.
13959 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13960 htab_counts_entry_del, get_coverage_counts): Likewise.
13961 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13962 new_cselib_val): Likewise.
13963 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13964 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13966 * df-core.c (df_compact_blocks): Likewise.
13967 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13968 * df-scan.c (df_grow_reg_info, df_ref_create,
13969 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13970 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13971 df_record_entry_block_defs, df_record_exit_block_uses,
13972 df_bb_verify): Likewise.
13973 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13974 DF_REF_EXTRACT_MODE_CONST): New.
13975 * dominance.c (get_immediate_dominator, get_dominated_by,
13976 nearest_common_dominator, root_of_dom_tree,
13977 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13978 -Wc++-compat and/or -Wcast-qual warnings.
13979 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13980 record_store, replace_read, check_mem_read_rtx, scan_insn,
13981 dse_step1, dse_record_singleton_alias_set): Likewise.
13982 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13984 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13986 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13987 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13988 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13989 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13990 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13991 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13992 file_name_acquire, output_file_names, add_const_value_attribute,
13993 premark_used_types_helper, file_table_eq, file_table_hash,
13994 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13995 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13996 -Wcast-qual warnings.
13997 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13998 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13999 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14000 gen_reg_rtx, start_sequence, init_emit): Likewise.
14001 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14002 * except.c (init_eh_for_function, gen_eh_region,
14003 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14004 arh_to_landing_pad, arh_to_label, add_action_record,
14005 add_call_site, switch_to_exception_section): Likewise.
14006 * expmed.c (synth_mult): Likewise.
14007 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14008 store_expr): Likewise.
14009 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14011 * function.c (assign_stack_temp_for_type,
14012 allocate_struct_function, match_asm_constraints_1): Likewise.
14013 * gcov-io.c (gcov_allocate): Likewise.
14014 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14015 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14016 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14017 record_one_set, insert_expr_in_table, insert_set_in_table,
14018 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14019 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14020 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14021 -Wcast-qual warnings.
14023 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14025 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14026 -Wcast-qual warnings.
14027 * gcc.c (process_command): Likewise.
14028 * genattrtab.c (oballoc): Use XOBNEW.
14029 (oballocvec): Define.
14030 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14031 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14032 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14033 -Wc++-compat and/or -Wcast-qual warnings.
14034 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14035 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14036 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14037 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14038 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14039 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14040 add_excls, process_presence_absence_names,
14041 process_presence_absence_patterns, add_presence_absence,
14042 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14043 get_free_state, add_arc, get_free_automata_list_el,
14044 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14045 transform_3, cache_presence, create_ainsns, create_automata,
14046 create_state_ainsn_table, dfa_insn_code_enlarge,
14047 output_trans_func, output_min_issue_delay_func,
14048 output_dead_lock_func, output_reset_func,
14049 output_get_cpu_unit_code_func, output_dfa_start_func,
14050 expand_automata): Likewise.
14051 * genextract.c (gen_insn): Likewise.
14052 * gengtype-lex.l: Likewise.
14053 * gengtype.c (read_input_list, adjust_field_type,
14054 process_gc_options): Likewise.
14055 * genoutput.c (note_constraint): Likewise.
14056 * genpreds.c (mangle, add_constraint): Likewise.
14057 * genrecog.c (process_define_predicate, new_decision,
14058 add_to_sequence): Likewise.
14059 * gensupport.c (record_insn_name): Likewise.
14061 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14063 * config/i386/driver-i386.c (detect_caches_amd,
14064 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14065 and/or -Wcast-qual warnings.
14066 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14067 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14068 gt_pch_save): Likewise.
14069 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14070 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14071 * global.c (compute_regsets): Likewise.
14072 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14073 finish_graph_dump_file): Likewise.
14074 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14075 unlink_bb_notes): Likewise.
14076 * integrate.c (get_hard_reg_initial_val): Likewise.
14077 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14078 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14079 * local-alloc.c (update_equiv_regs): Likewise.
14080 * loop-invariant.c (check_invariant_table_size,
14081 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14083 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14084 altered_reg_used, mark_altered): Likewise.
14085 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14086 insert_var_expansion_initialization,
14087 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14088 release_var_copies): Likewise.
14089 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14090 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14091 analyze_accesses_for_phi_node, check_var_notmodified_p,
14092 check_allocation_function, find_sites_in_func,
14093 record_all_accesses_in_func, transform_access_sites,
14094 transform_allocation_sites): Likewise.
14095 * omp-low.c (new_omp_region, create_omp_child_function_name,
14096 check_omp_nesting_restrictions, check_combined_parallel,
14097 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14098 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14099 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14100 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14102 * opts-common.c (prune_options): Likewise.
14103 * opts.c (add_input_filename, print_filtered_help,
14104 get_option_state): Likewise.
14105 * params.c (add_params): Likewise.
14106 * passes.c (set_pass_for_id, next_pass_1,
14107 do_per_function_toporder, pass_fini_dump_file): Likewise.
14108 * postreload.c (reload_cse_simplify_operands): Likewise.
14109 * predict.c (tree_predicted_by_p, tree_predict_edge,
14110 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14112 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14114 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14116 * recog.c (check_asm_operands, validate_change_1): Likewise.
14117 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14118 subst_asm_stack_regs): Likewise.
14119 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14120 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14121 * regmove.c (reg_is_remote_constant_p): Likewise.
14122 * regrename.c (regrename_optimize, scan_rtx_reg,
14123 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14125 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14126 regstat_compute_calls_crossed): Likewise.
14127 * reload1.c (init_reload, new_insn_chain,
14128 has_nonexceptional_receiver, reload, copy_reloads,
14129 calculate_needs_all_insns, init_elim_table): Likewise.
14130 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14131 * rtl.c (shallow_copy_rtx_stat): Likewise.
14132 * rtlanal.c (parms_set): Likewise.
14133 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14134 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14135 * sched-ebb.c (earliest_block_with_similiar_load,
14136 add_deps_for_risky_insns): Likewise.
14137 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14138 schedule_region): Likewise.
14139 * see.c (eq_descriptor_pre_extension,
14140 hash_descriptor_pre_extension, hash_del_pre_extension,
14141 eq_descriptor_properties, hash_descriptor_properties,
14142 hash_del_properties, see_seek_pre_extension_expr,
14143 see_initialize_data_structures, see_print_register_properties,
14144 see_print_pre_extension_expr, see_delete_merged_def_extension,
14145 see_delete_unmerged_def_extension, see_emit_use_extension,
14146 see_pre_delete_extension, see_map_extension, see_commit_changes,
14147 see_analyze_merged_def_local_prop,
14148 see_analyze_merged_def_local_prop,
14149 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14150 see_set_prop_merged_def, see_set_prop_unmerged_def,
14151 see_set_prop_unmerged_use, see_print_one_extension,
14152 see_merge_one_use_extension, see_merge_one_def_extension,
14153 see_store_reference_and_extension, see_update_uses_relevancy,
14154 see_update_defs_relevancy): Likewise.
14155 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14156 hash_statistics_free, curr_statistics_hash): Likewise.
14157 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14158 expand_asm_operands, expand_return, case_bit_test_cmp,
14159 expand_case): Likewise.
14160 * stor-layout.c (start_record_layout): Likewise.
14161 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14162 gt_pch_save_stringpool): Likewise.
14163 * tree-data-ref.c (hash_stmt_vertex_info,
14164 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14165 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14167 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14170 * config/i386/i386.md : Change constraints of HImode and QImode
14171 immediate operands from "i" to "n". Change SImode "ni" constraint to
14172 "i" and SImode "rmi" constraint to "g". Remove all constraints
14173 from const0_operand and const1_operand predicated operands.
14174 (i): Change QImode and HImode attribute from "i" to "n".
14175 (*subqi_2): Change HImode operands to QImode.
14178 2008-06-25 Olivier Hainque <hainque@adacore.com>
14180 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14183 2008-06-25 Richard Guenther <rguenther@suse.de>
14185 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14186 not overflow the result type.
14188 2008-06-25 Richard Guenther <rguenther@suse.de>
14190 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14191 (vn_lookup): Likewise.
14193 2008-06-25 Richard Guenther <rguenther@suse.de>
14195 PR tree-optimization/35518
14196 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14197 * tree-sra.c (instantiate_element): Use fold_build3 to build
14199 (try_instantiate_multiple_fields): Likewise.
14201 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14203 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14206 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14208 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14209 use_backchain_to_restore_sp to true
14210 if the offset of the link register save area would go over the 32k - 1
14211 offset limit of the load
14214 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14216 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14217 anchor for the type-punning blurb. Cross-reference "Structures
14218 unions enumerations and bit-fields implementation". Provide a
14219 cast-through-pointer example. Make final sentence self-contained.
14220 * doc/implement-c.texi (Structures unions enumerations and
14221 bit-fields implementation): Cross-reference the type-punning blurb
14222 in the -fstrict-aliasing documentation.
14224 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14226 PR middle-end/36594
14227 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14228 the memory instead of the memory itself for the save area.
14230 2008-06-24 Olivier Hainque <hainque@adacore.com>
14231 Nicolas Roche <roche@adacore.com>
14233 * gengtype.c (srcdir_len): size_t instead of int.
14234 (get_file_realbasename): New function. For F a filename, the real
14235 basename of F, with all the path components stripped.
14236 (get_file_srcdir_relative_path): New function. For F a filename, the
14237 relative path to F from $(srcdir).
14238 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14239 get_file_realbasename. Adjust the head comment.
14240 (get_prefix_langdir_index): New function. For F a filename, return the
14241 lang_dir_names[] relative index of the language directory that is
14243 (get_file_langdir): For F a filename, return the name of the language
14244 directory where F is located.
14245 (get_file_gtfilename): New function. The gt- output file name for an
14247 (get_output_file_with_visibility): Replace in-line computations with
14248 uses of get_file_gtfilename and get_prefix_langdir_index.
14249 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14251 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14253 PR tree-optimization/36504
14254 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14255 references without base address.
14257 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14259 PR middle-end/36584
14260 * calls.c (expand_call): Increase alignment for recursive functions.
14262 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14264 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14265 (TARGET_FUNCTION_VALUE): New define.
14266 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14267 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14269 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14271 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14272 (fmod<mode>3): Ditto.
14273 (remainderxf3): Ditto.
14274 (remainder<mode>3): Ditto.
14276 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14279 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14280 REG is a hard register.
14282 PR tree-optimization/36508
14283 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14284 499, don't check it at all in release compilers.
14286 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14288 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14289 together with SSE_TARGET_MATH to disable insn pattern.
14290 (*fop_<MODEF:mode>_2_i387): Ditto.
14291 (*fop_<MODEF:mode>_3_i387): Ditto.
14293 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14295 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14297 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14299 PR middle-end/34906
14300 * gimplify.c (gimplify_asm_expr): Check the return code of
14301 parse_output_constraint call, set function return and is_inout
14302 value if it failed.
14304 2008-06-22 Ian Lance Taylor <iant@google.com>
14306 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14307 (narrowest_signed_type): Likewise.
14308 * c-typeck.c (c_common_type): Change local variable mclass to enum
14310 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14311 tcc_comparison, not the tree code itself.
14312 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14313 (c_expand_expr): Cast modifier to enum expand_modifier.
14314 * c-common.h (C_RID_CODE): Add casts.
14315 (C_SET_RID_CODE): Define.
14316 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14317 (c_lex_one_token): Add cast to avoid warning.
14318 (c_parser_objc_type_name): Rename local typename to type_name.
14319 (check_no_duplicate_clause): Change code parameter to enum
14321 (c_parser_omp_var_list_parens): Change kind parameter to enum
14323 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14324 c_parser_omp_list_var_parens.
14325 (c_parser_omp_threadprivate): Likewise.
14326 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14327 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14328 * c-format.c (NO_FMT): Define.
14329 (printf_length_specs): Use NO_FMT.
14330 (asm_fprintf_length_specs): Likewise.
14331 (gcc_diag_length_specs): Likewise.
14332 (scanf_length_specs): Likewise.
14333 (strfmon_length_specs): Likewise.
14334 (gcc_gfc_length_specs): Likewise.
14335 (printf_flag_specs): Change 0 to STD_C89.
14336 (asm_fprintf_flag_specs): Likewise.
14337 (gcc_diag_flag_specs): Likewise.
14338 (gcc_cxxdiag_flag_specs): Likewise.
14339 (scanf_flag_specs): Likewise.
14340 (strftime_flag_specs): Likewise.
14341 (strfmon_flag_specs): Likewise.
14342 (print_char_table): Likewise.
14343 (asm_fprintf_char_table): Likewise.
14344 (gcc_diag_char_table): Likewise.
14345 (gcc_tdiag_char_table): Likewise.
14346 (gcc_cdiag_char_table): Likewise.
14347 (gcc_cxxdiag_char_table): Likewise.
14348 (gcc_gfc_char_table): Likewise.
14349 (scan_char_table): Likewise.
14350 (time_char_table): Likewis.
14351 (monetary_char_table): Likewise.
14352 * c-format.h (BADLEN): Likewise.
14354 2008-06-21 Ian Lance Taylor <iant@google.com>
14356 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14357 Define END_OF_BASE_TREE_CODES around inclusion.
14358 * tree.c (tree_code_type): New global array.
14359 (tree_code_length, tree_code_name): Likewise.
14360 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14361 $(lang_tree_files).
14362 (all-tree.def, s-alltree): New targets.
14363 (gencheck.h, s-gencheck): Remove.
14364 (tree.o): Depend upon all-tree.def.
14365 (build/gencheck.o): Remove gencheck.h dependency.
14366 (mostlyclean): Don't remove gencheck.h.
14367 * c-common.h (enum c_tree_code): Remove.
14368 * c-lang.c (tree_code_type): Remove.
14369 (tree_code_length, tree_code_name): Remove.
14370 * gencheck.c (tree_codes): Include all-tree.def, rather than
14371 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14373 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14375 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14376 (operator_name_info): Size to MAX_TREE_CODES.
14377 (assignment_operator_name_info): Likewise.
14378 * cp/cp-lang.c (tree_code_type): Remove.
14379 (tree_code_length, tree_code_name): Remove.
14380 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14381 (assignment_operator_name_info): Likewise.
14382 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14384 * cp/mangle.c (write_expression): Likewise.
14385 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14386 * fortran/f95-lang.c (tree_code_type): Remove.
14387 (tree_code_length, tree_code_name): Remove.
14388 * java/java-tree.h (enum java_tree_code): Remove.
14389 * java/lang.c (tree_code_type): Remove.
14390 (tree_code_length, tree_code_name): Remove.
14391 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14392 * objc/objc-act.h (enum objc_tree_code): Remove.
14393 * objc/objc-lang.c (tree_code_type): Remove.
14394 (tree_code_length, tree_code_name): Remove.
14395 * objcp/objcp-lang.c (tree_code_type): Remove.
14396 (tree_code_length, tree_code_name): Remove.
14397 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14398 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14399 * ada/misc.c (tree_code_type): Remove.
14400 (tree_code_length, tree_code_name): Remove.
14402 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14404 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14405 the grand_bitmap_obstack.
14407 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14409 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14410 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14411 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14412 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14413 move_stmt_r, new_label_mapper): Likewise.
14414 * tree-complex.c (cvc_lookup): Likewise.
14415 * tree-dfa.c (create_function_ann): Likewise.
14416 * tree-dump.c (dump_register): Likewise.
14417 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14418 find_phi_replacement_condition): Likewise.
14419 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14420 tree_function_versioning): Likewise.
14421 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14422 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14423 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14424 get_nonlocal_debug_decl, convert_nonlocal_reference,
14425 convert_nonlocal_omp_clauses, get_local_debug_decl,
14426 convert_local_reference, convert_local_omp_clauses,
14427 convert_nl_goto_reference, convert_nl_goto_receiver,
14428 convert_tramp_reference, convert_call_expr): Likewise.
14429 * tree-outof-ssa.c (contains_tree_r): Likewise.
14430 * tree-parloops.c (reduction_phi, initialize_reductions,
14431 eliminate_local_variables_1, add_field_for_reduction,
14432 add_field_for_name, create_phi_for_local_result,
14433 create_call_for_reduction_1, create_loads_for_reductions,
14434 create_stores_for_reduction, create_loads_and_stores_for_name):
14436 * tree-phinodes.c (allocate_phi_node): Likewise.
14437 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14438 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14439 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14440 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14441 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14442 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14443 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14444 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14445 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14446 vn_nary_op_insert): Likewise.
14447 * tree-ssa.c (redirect_edge_var_map_add,
14448 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14449 * tree-vectorizer.c (vectorize_loops): Likewise.
14450 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14451 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14452 tree_cons_stat, build1_stat, build_variant_type_copy,
14453 decl_init_priority_lookup, decl_fini_priority_lookup,
14454 decl_priority_info, decl_restrict_base_lookup,
14455 decl_restrict_base_insert, decl_debug_expr_lookup,
14456 decl_debug_expr_insert, decl_value_expr_lookup,
14457 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14458 type_hash_add, get_file_function_name, tree_check_failed,
14459 tree_not_check_failed, tree_range_check_failed,
14460 omp_clause_range_check_failed, build_omp_clause,
14461 build_vl_exp_stat): Likewise.
14462 * value-prof.c (gimple_histogram_value,
14463 gimple_duplicate_stmt_histograms): Likewise.
14464 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14465 unshare_variable, variable_union_info_cmp_pos, variable_union,
14466 dataflow_set_different_1, dataflow_set_different_2,
14467 vt_find_locations, variable_was_changed, set_variable_part,
14468 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14469 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14470 section_entry_hash, object_block_entry_eq,
14471 object_block_entry_hash, create_block_symbol,
14472 initialize_cold_section_name, default_function_rodata_section,
14473 strip_reg_name, set_user_assembler_name, const_desc_eq,
14474 build_constant_desc, output_constant_def, lookup_constant_def,
14475 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14476 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14477 default_internal_label): Likewise.
14478 * varray.c (varray_init, varray_grow): Likewise.
14479 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14481 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14483 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14484 operators for "test" insn. Macroize insn using SWI mode macro.
14485 (*jcc_fused_2): Ditto.
14486 (*jcc_fused_3): Macroize insn using SWI mode macro.
14487 (*jcc_fused_4): Ditto.
14489 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14491 * tree-ssa-pre.c: Fix typo in comment.
14492 (init_antic, fini_antic): Add explicit funtions for
14493 initializing and deinitializing ANTIC and AVAIL sets.
14494 (create_expression_by_pieces): Fix typo in comment.
14495 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14496 (execute_pre): Eventually dump details about ANTIC_IN.
14498 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14500 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14501 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14502 add_to_obstack, file_at_path, find_a_file, execute,
14503 add_preprocessor_option, add_assembler_option, add_linker_option,
14504 process_command, insert_wrapper, do_option_spec, do_self_spec,
14505 spec_path, do_spec_1, is_directory, main, used_arg,
14506 getenv_spec_function): Likewise.
14507 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14508 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14511 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14513 * doc/rtl.texi: Updated subreg section.
14515 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14518 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14519 node->needed and node->reachable.
14520 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14521 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14522 (expand_task_call): Don't call expand_task_copyfn.
14523 (expand_task_copyfn): Renamed to...
14524 (finalize_task_copyfn): ... this.
14526 2008-06-19 Jan Hubicka <jh@suse.cz>
14528 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14529 clobbering framepointer.
14531 2008-06-19 Jan Hubicka <jh@suse.cz>
14533 * tree-optimize.c (execute_early_local_optimizations): Set
14534 cgraph_state only at first invocation.
14536 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14538 * system.h (-Wc++-compat): Activate as a warning, no an error.
14540 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14542 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14543 instead of "#" in insn asm template.
14544 (*jcc_fused_2): Ditto.
14546 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14548 * config/i386/i386.h (ix86_tune_indices)
14549 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14550 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14551 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14552 (*jcc_fused_2): Ditto.
14553 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14554 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14555 (print operand): Handle 'E' and 'e' code.
14557 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14559 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14560 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14561 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14563 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14565 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14567 (cgraph_expand_function): Use local copy of decl.
14568 (cgraph_expand_all_functions): Remove redundant initialization of
14570 (cgraph_optimize): Reword internal_error message.
14572 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14574 * arm-protos.h (arm_return_in_memory): Remove public
14575 arm_return_in_memory() prototype.
14576 * arm.c (arm_return_in_memory): Add static prototype, add target
14577 hook macro, change definition and comments.
14578 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14580 2008-06-19 Ben Elliston <bje@au.ibm.com>
14582 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14583 real.c: Remove references to IEEE 754R.
14584 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14585 * doc/libgcc.texi (Decimal float library routines): Likewise.
14587 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14589 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14590 (default_unwind_word_mode): Add prototype.
14591 * targhooks.c (default_unwind_word_mode): New function.
14592 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14593 instead of word_mode.
14594 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14595 (TARGET_INITIALIZER): Use it.
14597 * c-common.c (handle_mode_attribute): Support "unwind_word"
14599 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14601 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14602 word_mode to access SjLj_Function_Context member "data".
14603 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14604 conversion from targetm.eh_return_filter_mode () to
14605 targetm.unwind_word_mode () if they differ.
14607 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14608 (BT_FN_UNWINDWORD_PTR): New function type.
14609 (BT_FN_WORD_PTR): Remove.
14610 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14611 * except.c (expand_builtin_extend_pointer): Convert pointer to
14612 targetm.unwind_word_mode () instead of word_mode.
14614 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14615 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14616 (spu_unwind_word_mode): New function.
14617 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14618 (TARGET_UNWIND_WORD_MODE): Define.
14619 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14621 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14623 * config/spu/spu.c (reg_align): Remove.
14624 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14625 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14626 (spu_split_store): Likewise.
14628 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14630 * gcc/tree-vn.c: Fix typo in comment.
14632 2008-06-18 Jan Hubicka <jh@suse.cz>
14634 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14635 toplevel reorder too.
14637 2008-06-18 Jan Hubicka <jh@suse.cz>
14639 * c-opts.c (c_common_post_options): PCH is not compatible with
14641 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14642 -fno-toplevel-reorder by default now.
14644 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14646 PR documentation/30739
14647 * doc/install.texi (Prerequisites): Document dependency on awk.
14649 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14650 Ian Lance Taylor <iant@google.com>
14652 PR rtl-optimization/35604
14653 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14654 only want to change jump destinations, not eventual label comparisons.
14656 2008-06-16 Jan Hubicka <jh@suse.cz>
14658 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14660 (cgraph_analyze_function): Likewise.
14662 2008-06-16 Jan Hubicka <jh@suse.cz>
14664 * cgraph.h (cgraph_mark_if_needed): New function.
14665 * cgraphunit.c (cgraph_mark_if_needed): New function.
14666 * c-decl.c (duplicate_decl): Use it.
14668 2008-06-16 Jan Hubicka <jh@suse.cz>
14670 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14673 2008-06-16 Jan Hubicka <jh@suse.cz>
14675 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14677 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14678 Kazu Hirata <kazu@codesourcery.com>
14679 Maxim Kuvyrkov <maxim@codesourcery.com
14681 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14682 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14683 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14684 EXTRA_SPEC_FUNCTIONS.
14685 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14686 (DRIVER_SELF_SPECS): Adjust.
14687 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14688 * config/mips/st.h, config/mips/t-st: New.
14689 * config/mips/driver-native.c, config/mips/x-native: New.
14690 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14693 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14695 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14697 (ISA_HAS_FP_CONDMOVE): New macro.
14698 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14699 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14700 (ISA_HAS_NMADD3_NMSUB3): New macro.
14701 * config/mips/mips.c (mips_rtx_costs): Update.
14702 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14703 compiling for ST Loongson 2E/2F.
14704 (madd<mode>): Rename to madd4<mode>. Update.
14705 (madd3<mode>): New pattern.
14706 (msub<mode>): Rename to msub4<mode>. Update.
14707 (msub3<mode>): New pattern.
14708 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14709 (nmadd3<mode>): New pattern.
14710 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14711 (nmadd3<mode>_fastmath): New pattern.
14712 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14713 (nmsub3<mode>): New pattern.
14714 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14715 (nmsub3<mode>_fastmath): New pattern.
14716 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14718 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14720 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14721 (DF_REF_INSN_INFO): New.
14722 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14723 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14724 with a NULL DF_REF_INSN_INFO.
14725 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14727 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14728 DF_INSN_INFO_EQ_USES): New.
14729 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14730 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14731 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14732 * df-core.c: Update comment for above changes.
14733 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14734 DF_INSN_UID_* macros.
14735 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14736 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14737 insn rtx. Update all callers.
14738 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14739 df_ref_create_structure, df_insn_refs_collect): Likewise.
14740 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14741 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14742 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14743 macros to access the insn refs.
14744 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14745 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14746 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14747 for accessing the refs.
14748 (try_fwprop_subst): Likewise.
14749 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14750 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14751 for accessing the refs.
14752 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14753 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14754 to look at the insn refs.
14755 (record_uses): Likewise.
14756 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14758 (mark_artificial_uses): Don't mark_insn for artificial refs.
14759 (mark_reg_rependencies): Likewise.
14761 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14763 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14765 * configure: Regenerate.
14767 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14769 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14770 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14771 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14773 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14775 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14776 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14777 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14779 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14781 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14782 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14783 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14785 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14787 * tree-ssa-sccvn.c: Fix format of comments.
14789 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14791 * cgraph.c: Remove unneeded forward declarations of eq_node()
14794 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14796 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14798 (see_update_relevancy): Likewise.
14799 * fwprop.c (try_fwprop_subst): Likewise.
14800 * rtlanal.c (noop_move_p): Likewise.
14801 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14802 notes to non-existing libcall blocks.
14803 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14805 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14806 (dead_libcall_p): Remove.
14807 (delete_trivially_dead_insns): Don't use it.
14808 * web.c (union_defs): Remove comment about keeping nops.
14809 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14810 (compute_hash_table_work): Don't track libcall notes.
14811 (do_local_cprop): Don't take libcall pointers. Don't update
14813 (adjust_libcall_notes): Deleted.
14814 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14815 ever have existed in the first place).
14816 (replace_store_insn): Don't try to remove libcall notes.
14817 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14818 (resolve_reg_notes): Don't call them.
14819 (resolve_simple_move): Likewise.
14820 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14821 Don't remove REG_RETVAL notes.
14822 * emit-rtl.c (try_split): Don't update libcall notes.
14823 (emit_copy_of_insn_after): Dito.
14824 * cselib.c (cselib_current_insn_in_libcall): Remove.
14825 (cselib_process_insn): Don't set/clear it.
14826 (new_elt_loc_list): Don't record it.
14827 (cselib_init): Don't initialize it.
14828 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14829 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14831 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14832 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14833 (init_deps): Don't initialize it.
14834 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14835 * combine.c (delete_noop_moves): Don't update libcall notes.
14836 (can_combine_p): Remove now pointless #if 0 block.
14837 (try_combine): Remove another obsolete #if 0 block.
14838 (distribute_notes): Don't distribute libcall notes.
14839 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14840 * dce.c (libcall_dead_p): Remove.
14841 (delete_unmarked_insns): Don't handle libcall blocks.
14842 (preserve_libcall_for_dce): Remove.
14843 (prescan_insns_for_dce): Don't special-case libcall block insns.
14844 * reload1 (reload): Don't handle libcall notes.
14845 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14848 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14850 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14851 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14852 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14854 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14856 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14857 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14858 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14860 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14862 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14864 2008-06-16 Ira Rosen <irar@il.ibm.com>
14866 PR tree-optimization/36493
14867 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14868 the arguments list. Use VECTYPE to create vector pointer.
14869 (vectorizable_store): Fail if accesses through a pointer to vectype
14870 do not alias the original memory reference operands.
14871 Call vect_create_data_ref_ptr without the removed argument.
14872 (vectorizable_load): Likewise.
14873 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14876 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14879 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14880 reg_equiv_constant.
14882 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14884 * config/mips/loongson2ef.md: New file.
14885 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14886 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14887 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14888 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14889 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14891 (loongson2ef.md): New include.
14892 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14893 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14894 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14895 (loongson_gt_<mode>, loongson_extract_halfword)
14896 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14897 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14898 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14899 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14900 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14901 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14902 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14903 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14904 (vec_interleave_low<mode>): Define type attribute.
14905 * config/mips/mips.c (mips_ls2): New static variable.
14906 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14907 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14908 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14909 Implement target scheduling hooks.
14910 (mips_multipass_dfa_lookahead): Update to handle tuning for
14912 (mips_sched_init): Initialize data for Loongson scheduling.
14913 (mips_ls2_variable_issue): New static function.
14914 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14916 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14917 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14918 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14919 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14920 Handle ST Loongson 2E/2F cores.
14921 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14923 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14925 * omp-low.c (extract_omp_for_data): Fix comment typo.
14928 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14930 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14931 FIXME note about gcc/config.guess.
14932 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14933 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14934 * doc/cppopts.texi: Likewise.
14935 * doc/extend.texi: Likewise.
14936 * doc/gcc.texi: Likewise.
14937 * doc/gccint.texi: Likewise.
14938 * doc/gcov.texi: Likewise.
14939 * doc/gty.texi: Likewise.
14940 * doc/hostconfig.texi: Likewise.
14941 * doc/install.texi: Likewise.
14942 * doc/invoke.texi: Likewise.
14943 * doc/loop.texi: Likewise.
14944 * doc/makefile.texi: Likewise.
14945 * doc/md.texi: Likewise.
14946 * doc/passes.texi: Likewise.
14947 * doc/tm.texi: Likewise.
14948 * doc/tree-ssa.texi: Likewise.
14949 * doc/trouble.texi: Likewise.
14951 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14952 Nathan Sidwell <nathan@codesourcery.com>
14953 Maxim Kuvyrkov <maxim@codesourcery.com>
14954 Richard Sandiford <rdsandiford@googlemail.com>
14956 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14957 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14958 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14960 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14961 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14962 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14964 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14965 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14966 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14967 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14968 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14969 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14970 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14971 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14972 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14973 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14974 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14975 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14976 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14977 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14978 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14979 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14980 (mips_builtins): Add Loongson builtins.
14981 (mips_loongson_2ef_bdesc): New.
14982 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14983 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14984 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14985 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14987 (mips_expand_vector_init): New.
14988 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14989 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14991 * config/mips/mips.md: Add unspec numbers for Loongson
14992 builtins. Include loongson.md.
14993 (MOVE64): Include Loongson vector modes.
14994 (SPLITF): Include Loongson vector modes.
14995 (HALFMODE): Handle Loongson vector modes.
14996 * config/mips/loongson.md: New.
14997 * config/mips/loongson.h: New.
14998 * config.gcc: Add loongson.h header for mips*-*-* targets.
14999 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15001 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15003 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15004 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15005 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15006 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15007 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15008 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15009 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15010 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15011 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15012 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15013 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15014 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15015 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15016 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15017 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15018 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15019 Remove use_fixproto=yes.
15020 (ia64*-*-hpux*): Remove comment about using fixproto.
15021 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15023 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15025 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15027 * configure: Regenerate.
15029 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15031 PR middle-end/36520
15032 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15033 before evaluating it.
15035 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15038 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15039 nested inline functions.
15040 (start_decl, start_function): Don't invert DECL_EXTERNAL
15041 for nested inline functions.
15043 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15045 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15046 splits that must be made for correctness.
15048 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15050 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15051 (AVAIL_NON_MIPS16): Likewise.
15052 (mips_builtin_description): Replace target_flags with a predicate.
15053 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15054 (dspr2_32): New availability predicates.
15055 (MIPS_BUILTIN): New macro.
15056 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15057 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15058 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15059 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15060 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15061 (mips_dsp_32only_bdesc): Merge into...
15062 (mips_builtins): ...this new array.
15063 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15064 (mips_init_builtins): Update after above changes.
15065 (mips_expand_builtin_1): Merge into...
15066 (mips_expand_builtin): ...here and update after above changes.
15068 2008-06-12 Paul Brook <paul@codesourcery.com>
15070 * longlong.h (__arm__): Define count_leading_zeros.
15071 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15072 (clzsi2, clzdi2): New functions.
15073 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15074 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15075 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15076 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15077 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15078 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15079 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15080 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15081 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15082 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15084 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15086 * config/m68k/m68k.c (m68k_tune_flags): New.
15087 (override_options): Compute m68k_tune_flags.
15088 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15089 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15091 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15093 PR middle-end/36506
15094 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15096 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15098 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15099 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15101 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15103 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15104 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15106 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15108 PR middle-end/36506
15109 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15112 2008-06-12 Richard Guenther <rguenther@suse.de>
15114 PR tree-optimization/36345
15115 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15116 add memory_tag_needed flag.
15117 (may_alias_p): Declare.
15118 * tree-ssa-alias.c (may_alias_p): Export.
15119 (set_initial_properties): Use memory_tag_needed flag.
15120 (update_reference_counts): Likewise.
15121 (reset_alias_info): Reset memory_tag_needed flag.
15122 (create_name_tags): Check memory_tag_needed flag.
15123 (dump_points_to_info_for): Dump it.
15124 * tree-ssa-structalias.c (struct variable_info): Remove
15125 directly_dereferenced flag.
15126 (new_var_info): Do not initialize it.
15127 (process_constraint_1): Do not set it.
15128 (update_alias_info): Set is_dereferenced flag.
15129 (set_uids_in_ptset): Use may_alias_p.
15130 (set_used_smts): Check memory_tag_needed flag.
15131 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15132 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15133 memory_tag_needed flag.
15134 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15135 from broken design.
15137 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15139 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15140 red zone for w64 abi.
15141 (ix86_expand_prologue): Likewise.
15142 (ix86_force_to_memory): Likewise.
15143 (ix86_free_from_memory): Likewise.
15145 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15148 * config/rs6000/rs6000.c (rs6000_override_options): Set
15149 rs6000_isel conditionally to the absence of comand line override.
15150 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15151 Remove duplicate rs6000_isel setting.
15152 * config/rs6000/eabispe.h: Ditto.
15154 2008-06-11 Richard Guenther <rguenther@suse.de>
15156 * alias.c (get_alias_set): Use the element alias-set for arrays.
15157 (record_component_aliases): For arrays and vectors do nothing.
15158 * c-common.c (strict_aliasing_warning): Handle the cases
15159 of alias set zero explicitly.
15160 * Makefile.in (dfp.o-warn): Add -Wno-error.
15162 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15164 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15166 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15167 tune_32 tune_64 to supported_defaults. Allow values not
15168 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15169 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15170 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15171 with_cpu_64 to generic for 64-bit-supporting configurations, not
15172 with_cpu. Remove FIXMEs.
15173 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15174 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15175 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15176 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15177 arch_32 and arch_64.
15179 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15180 Olivier Hainque <hainque@adacore.com>
15182 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15183 Use DECL_SIZE_UNIT to retrieve the size of the field.
15185 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15187 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15188 with function calls after declarations. Lay out
15189 neon_float_type_node before further use.
15191 2008-06-11 Richard Guenther <rguenther@suse.de>
15193 * tree-flow.h (may_point_to_global_var): Declare.
15194 * tree-ssa-alias.c (may_point_to_global_var): New function.
15195 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15197 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15199 * configure.ac: Teach that fido supports .debug_line.
15200 * configure: Regenerate.
15202 2008-06-10 Tom Tromey <tromey@redhat.com>
15204 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15207 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15209 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15210 (encode_decimal64, decode_decimal64, encode_decimal128,
15211 decode_decimal128): Reverse order of 32-bit parts of value if host
15212 and target endianness differ.
15214 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15216 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15217 Avoid division by 0.
15218 (tree_mod_pow2_value_transform): Likewise.
15219 (tree_ic_transform): Likewise.
15220 (tree_stringops_transform): Likewise.
15221 (tree_mod_subtract_transform): Likewise.
15222 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15223 (copy_edges_for_bb): Likewise.
15224 (initialize_cfun): Likewise.
15226 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15228 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15229 nonmemory_operand. Add "N" operand constraint.
15231 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15232 (*jcc_btsi_mask): Ditto.
15233 (*jcc_btsi_mask_1): Ditto.
15235 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15237 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15238 TYPE_CANONICAL for copied element type.
15240 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15243 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15244 Add m_CORE2 and m_GENERIC.
15245 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15246 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15248 (*jcc_btdi_rex64): New instruction and split pattern.
15249 (*jcc_btsi): Ditto.
15250 (*jcc_btsi_1): Ditto.
15251 (*btsq): Fix Intel asm dialect operand order.
15255 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15257 PR middle-end/36447
15258 * simplify-rtx.c (simplify_subreg): Add check for shift count
15261 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15263 * doc/md.texi: Synchronize with later constraints.md change.
15264 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15265 with a C implementation.
15266 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15268 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15269 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15270 when moving to and from MD_REGNUM.
15271 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15272 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15273 Handle byte and halfword moves.
15274 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15276 * config/mips/constraints.md (h): Turn into NO_REGS.
15277 (l, x): Update documentation.
15278 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15279 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15280 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15281 (HILO): New mode iterator.
15283 (any_div): New code iterator.
15284 (u): Extend code attribute to div and udiv.
15285 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15286 d_operand in the splitters. Remove redundant CONST_INT checks.
15287 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15288 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15289 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15290 accordingly, using normal moves instead of unspecs to move LO into
15291 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15292 (<u>mulsidi3): Handle expansion in C code.
15293 (<u>mulsidi3_32bit_internal): Rename to...
15294 (<u>mulsidi3_32bit): ...this.
15295 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15296 (*<u>mulsidi3_64bit): Rename to...
15297 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15298 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15299 to set LO and HI to the multiplication result. Use a normal move
15300 for MFLO and an unspec for MFHI.
15301 (*<u>mulsidi3_64bit_parts): Replace with...
15302 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15303 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15304 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15305 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15306 instead of HI. Split the instruction into a separate multiplication
15307 and MFHI if !TARGET_FIX_R4000.
15308 (<su>muldi3_highpart): Likewise.
15309 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15310 and the "=h" clobber.
15311 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15312 (<u>mulditi3): New expander.
15313 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15314 (madsi): Remove "=h" clobber.
15315 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15316 Force the modulus result to be a GPR and split the instruction into
15317 a division followed by an MFHI after reload.
15318 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15319 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15320 the MIPS16 HIGH define_split.
15321 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15322 of acc<->gpr moves to "multi".
15323 (*movdi_64bit): Replace the single "x" alternative with
15324 alternatives for moving into and out of "a".
15325 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15326 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15327 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15328 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15329 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15330 (movti): New expander.
15331 (*movti, *movti_mips16): New insns.
15332 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15333 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15334 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15335 * config/mips/predicates.md (fpr_operand): Delete.
15336 (d_operand): New predicate.
15338 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15340 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15341 failure on some Bourne shells.
15342 (x86_64-*-*): Ditto.
15344 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15346 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15348 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15350 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15351 (sparc-sun-solaris2*): Likewise.
15353 2008-06-09 Arnaud Charlet <charlet@adacore.com
15355 * doc/install.texi: Update requirements to build the Ada compiler.
15357 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15359 * df-scan.c (struct df_scan_problem_data): Remove the
15360 mw_link_pool alloc pool.
15361 (df_scan_free_internal): Don't free it.
15362 (df_scan_alloc): Don't allocate it.
15363 * df.h (struct df_link): Update comment.
15365 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15367 * except.h: Correct checks for when SJLJ exceptions must be used.
15369 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15371 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15374 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15376 PR tree-optimization/36218
15377 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15378 configure for the build system.
15379 (BUILD_LDFLAGS): Define.
15380 * configure: Regenerate.
15381 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15383 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15386 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15387 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15388 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15390 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15392 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15394 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15396 * config.gcc (Obsolete configurations): Remove list of
15398 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15399 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15400 targets matched by those patterns.
15401 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15402 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15403 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15404 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15405 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15406 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15407 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15408 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15409 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15410 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15411 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15412 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15413 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15414 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15415 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15416 Make code for Solaris 7 and greater unconditional for Solaris.
15417 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15418 Remove --with-* handling.
15419 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15420 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15421 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15422 LINK_OS_WINDISS_SPEC): Remove.
15423 * config/rs6000/sysv4.opt (mwindiss): Remove.
15424 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15425 * configure: Regenerate.
15426 * doc/cpp.texi: Don't mention BeOS.
15427 * doc/extend.texi (interrupt): Don't mention MS1.
15428 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15429 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15430 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15431 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15432 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15434 * doc/invoke.texi (MT Options): Remove.
15435 (-mwindiss): Remove.
15436 (CRIS Options): Remove cris-axis-aout references.
15437 (HPPA Options): Don't mention hppa1.1-*-pro.
15438 * doc/md.texi: (MorphoTech family): Remove.
15439 * libgcc2.c: Don't handle UWIN.
15440 * config/alpha/t-unicosmk: Remove.
15441 * config/alpha/unicosmk.h: Remove.
15442 * config/arm/kaos-arm.h: Remove.
15443 * config/arm/kaos-strongarm.h: Remove.
15444 * config/arm/strongarm-coff.h: Remove.
15445 * config/arm/strongarm-elf.h: Remove.
15446 * config/arm/strongarm-pe.h: Remove.
15447 * config/arm/t-strongarm-pe: Remove.
15448 * config/arm/t-xscale-coff: Remove.
15449 * config/arm/t-xscale-elf: Remove.
15450 * config/arm/xscale-coff.h: Remove.
15451 * config/arm/xscale-elf.h: Remove.
15452 * config/chorus.h: Remove.
15453 * config/cris/aout.h: Remove.
15454 * config/cris/aout.opt: Remove.
15455 * config/cris/t-aout: Remove.
15456 * config/i386/beos-elf.h: Remove.
15457 * config/i386/kaos-i386.h: Remove.
15458 * config/i386/ptx4-i.h: Remove.
15459 * config/i386/sco5.h: Remove.
15460 * config/i386/sco5.opt: Remove.
15461 * config/i386/sysv4-cpp.h: Remove.
15462 * config/i386/sysv5.h: Remove.
15463 * config/i386/t-beos: Remove.
15464 * config/i386/t-sco5: Remove.
15465 * config/i386/t-uwin: Remove.
15466 * config/i386/uwin.asm: Remove.
15467 * config/i386/uwin.h: Remove.
15468 * config/kaos.h: Remove.
15469 * config/mips/windiss.h: Remove.
15470 * config/mt: Remove directory.
15471 * config/pa/pa-osf.h: Remove.
15472 * config/pa/pa-pro-end.h: Remove.
15473 * config/pa/t-pro: Remove.
15474 * config/ptx4.h: Remove.
15475 * config/rs6000/beos.h: Remove.
15476 * config/rs6000/kaos-ppc.h: Remove.
15477 * config/rs6000/t-beos: Remove.
15478 * config/rs6000/windiss.h: Remove.
15479 * config/sh/kaos-sh.h: Remove.
15480 * config/sol2-6.h: Remove.
15481 * config/sparc/sol26-sld.h: Remove.
15482 * config/sparc/sysv4-only.h: Remove.
15483 * config/vax/bsd.h: Remove.
15484 * config/vax/t-memfuncs: Remove.
15485 * config/vax/ultrix.h: Remove.
15486 * config/vax/vaxv.h: Remove.
15487 * config/windiss.h: Remove.
15489 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15491 PR rtl-optimization/36438
15492 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15493 for vector shifts with constant scalar shift operands.
15495 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15497 * doc/invoke.texi: Document -march=xlr.
15498 * config/mips/xlr.md: New file.
15499 * config/mips/mips.md: Include it.
15501 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15502 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15503 (mips_rtx_cost_data): Likewise.
15505 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15507 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15508 PRE_INC and PRE_DEC cases.
15510 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15512 PR rtl-optimization/36419
15513 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15514 the emitting jump insn.
15517 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15518 is not bool, boolify the whole *expr_p and convert to the desired type.
15520 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15522 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15523 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15524 Add omp_private_outer_ref hook, add another argument to
15525 omp_clause_default_ctor hook.
15526 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15527 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15528 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15529 hook_tree_tree_tree_tree_null.
15530 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15531 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15532 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15533 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15534 * tree.def (OMP_TASK): New tree code.
15535 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15536 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15537 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15538 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15539 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15540 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15541 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15542 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15543 (OMP_DIRECTIVE_P): Add OMP_TASK.
15544 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15545 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15546 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15547 and OMP_CLAUSE_UNTIED entries.
15548 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15550 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15551 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15552 * tree-pretty-print.c (dump_omp_clause): Handle
15553 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15554 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15555 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15556 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15557 warning about unsigned iterators. Change decl/init/cond/incr
15558 arguments to TREE_VECs, check arguments for all collapsed loops.
15559 (c_finish_omp_taskwait): New function.
15560 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15562 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15563 default_function_array_conversion on init. Add par_clauses argument.
15564 If decl is present in parallel's lastprivate clause, change it to
15565 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15566 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15567 collapse count in clauses.
15568 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15569 c_parser_omp_for_loop callers.
15570 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15571 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15572 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15573 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15575 (c_parser_omp_clause_schedule): Handle schedule(auto).
15576 Include correct location in the error message.
15577 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15578 and PRAGMA_OMP_CLAUSE_UNTIED.
15579 (OMP_TASK_CLAUSE_MASK): Define.
15580 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15581 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15582 * tree-nested.c (convert_nonlocal_omp_clauses,
15583 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15584 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15585 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15586 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15588 (conver_nonlocal_reference, convert_local_reference,
15589 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15590 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15591 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15592 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15593 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15594 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15595 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15596 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15597 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15599 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15600 * c-common.h (c_finish_omp_taskwait): New prototype.
15601 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15602 * tree-parloops.c (create_parallel_loop): Create 1 entry
15603 vectors for OMP_FOR_{INIT,COND,INCR}.
15604 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15605 (make_edges): Handle OMP_TASK.
15606 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15607 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15608 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15609 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15610 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15611 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15612 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15613 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15614 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15615 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15616 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15617 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15618 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15619 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15620 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15621 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15622 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15623 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15624 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15625 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15626 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15627 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15628 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15629 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15630 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15631 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15632 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15633 original iterator is present in lastprivate clause or if
15634 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15635 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15636 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15637 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15638 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15639 if it is set, lookup var in outer contexts too. Handle
15640 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15641 to be implicitly determined firstprivate for task regions.
15642 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15643 if it is set, lookup var in outer contexts too. Set
15644 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15645 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15646 OMP_CLAUSE_UNTIED. Take region_type as last argument
15647 instead of in_parallel and in_combined_parallel.
15648 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15650 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15651 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15652 (new_omp_context): Set default_kind to
15653 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15654 (omp_region_type): New enum.
15655 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15656 fields, add region_type.
15657 (new_omp_context): Take region_type as argument instead of is_parallel
15658 and is_combined_parallel.
15659 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15660 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15661 ctx->is_combined_parallel checks.
15662 (gimplify_omp_task): New function.
15663 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15665 * omp-low.c (extract_omp_for_data): Use schedule(static)
15666 for schedule(auto). Handle pointer and unsigned iterators.
15667 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15668 Add loops argument. Extract data for collapsed OMP_FOR loops.
15669 (expand_parallel_call): Assert sched_kind isn't auto,
15670 map runtime schedule to index 3.
15671 (struct omp_for_data_loop): New type.
15672 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15673 Add loop, loops, collapse and iter_type fields.
15674 (workshare_safe_to_combine_p): Disallow combined for if
15675 iter_type is unsigned long long. Don't combine collapse > 1 loops
15676 unless all bounds and steps are constant. Adjust extract_omp_for_data
15678 (expand_omp_for_generic): Handle pointer, unsigned and long long
15679 iterators. Handle collapsed OMP_FOR loops. Adjust
15680 for struct omp_for_data changes. If libgomp function doesn't return
15681 boolean_type_node, add comparison of the return value with 0.
15682 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15683 pointer, unsigned and long long iterators. Adjust for struct
15684 omp_for_data changes.
15685 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15686 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15687 unsigned long long. Allocate loops array, pass it to
15688 extract_omp_for_data. For collapse > 1 loops use always
15689 expand_omp_for_generic.
15690 (omp_context): Add sfield_map and srecord_type fields.
15691 (is_task_ctx, lookup_sfield): New functions.
15692 (use_pointer_for_field): Use is_task_ctx helper. Change first
15693 argument's type from const_tree to tree. Clarify comment.
15694 In OMP_TASK disallow copy-in/out sharing.
15695 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15696 (install_var_field): Add mask argument. Populate both record_type
15697 and srecord_type if needed.
15698 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15700 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15701 and DECL_FIELD_OFFSET.
15702 (scan_sharing_clauses): Adjust install_var_field callers. For
15703 firstprivate clauses on explicit tasks allocate the var by value in
15704 record_type unconditionally, rather than by reference.
15705 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15706 Use is_taskreg_ctx instead of is_parallel_ctx.
15707 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15708 (create_omp_child_function_name): Add task_copy argument, use
15709 *_omp_cpyfn* names if it is true.
15710 (create_omp_child_function): Add task_copy argument, if true create
15711 *_omp_cpyfn* helper function.
15712 (scan_omp_parallel): Adjust create_omp_child_function callers.
15713 Rename parallel_nesting_level to taskreg_nesting_level.
15714 (scan_omp_task): New function.
15715 (lower_rec_input_clauses): Don't run constructors for firstprivate
15716 explicit task vars which are initialized by *_omp_cpyfn*.
15717 Pass outer var ref to omp_clause_default_ctor hook if
15718 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15719 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15720 OMP_CLAUSE_REDUCTION_INIT.
15721 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15722 avoid duplicate setting of fields. Handle
15723 OMP_CLAUSE_PRIVATE_OUTER_REF.
15724 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15725 copy-out if TREE_READONLY, only copy-in.
15726 (expand_task_copyfn): New function.
15727 (expand_task_call): New function.
15728 (struct omp_taskcopy_context): New type.
15729 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15731 (lower_omp_parallel): Rename to...
15732 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15733 Call create_task_copyfn if srecord_type is needed. Adjust
15735 (task_shared_vars): New variable.
15736 (check_omp_nesting_restrictions): Warn if work-sharing,
15737 barrier, master or ordered region is closely nested inside OMP_TASK.
15738 Add warnings for barrier if closely nested inside of work-sharing,
15739 ordered, or master region.
15740 (scan_omp_1): Call check_omp_nesting_restrictions even for
15741 GOMP_barrier calls. Rename parallel_nesting_level to
15742 taskreg_nesting_level. Handle OMP_TASK.
15743 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15744 work-sharing construct, continue looking for them on parent parallel
15746 (lower_omp_for_lastprivate): Add lastprivate clauses
15747 to the beginning of dlist rather than end. Adjust for struct
15748 omp_for_data changes.
15749 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15750 not after it. Handle collapsed OMP_FOR loops, adjust for
15751 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15752 (get_ws_args_for): Adjust extract_omp_for_data caller.
15753 (scan_omp_for): Handle collapsed OMP_FOR
15754 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15755 (lower_omp_single_simple): If libgomp function doesn't return
15756 boolean_type_node, add comparison of the return value with 0.
15757 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15758 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15759 (parallel_nesting_level): Rename to...
15760 (taskreg_nesting_level): ... this.
15761 (is_taskreg_ctx): New function.
15762 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15763 of is_parallel_ctx.
15764 (execute_lower_omp): Rename parallel_nesting_level to
15765 taskreg_nesting_level.
15766 (expand_omp_parallel): Rename to...
15767 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15768 Call omp_task_call for OMP_TASK regions.
15769 (expand_omp): Adjust caller, handle OMP_TASK.
15770 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15772 * bitmap.c (bitmap_default_obstack_depth): New variable.
15773 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15774 if argument is NULL and bitmap_default_obstack is already initialized.
15775 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15777 * matrix-reorg.c (matrix_reorg): Likewise.
15779 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15781 * config/i386/i386.md (*indirect_jump): Macroize using P
15782 mode iterator. Remove !TARGET_64BIT from insn constraints.
15783 (*tablejump_1): Ditto.
15784 (*indirect_jump_rex64): Remove insn pattern.
15785 (*tablejump_1_rex64): Ditto.
15786 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15787 and eh_return_si insn patterns.
15789 2008-06-06 Richard Guenther <rguenther@suse.de>
15791 * tree-ssa-structalias.c (merge_smts_into): Remove.
15792 (find_what_p_points_to): Do not bother to compute the
15793 points-to set for pt_anything pointers.
15794 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15795 for pt_anything pointers is ok.
15797 2008-06-06 Jan Hubicka <jh@suse.cz>
15799 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15801 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15803 * cgraph.c: Fix typos in comments.
15804 (cgraph_availability_names): Fix string typo.
15805 * fold-const.c: Fix typos in comments.
15806 (fold_binary): Fix typo in warning.
15807 * genautomata.c: Fix typos in comments.
15808 (check_presence_pattern_sets): Fix typo in local variable.
15809 (output_description): Fix typo in output.
15810 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15811 * hwint.h: Likewise.
15812 * matrix-reorg.c (check_allocation_function): Likewise.
15813 * omega.c (smooth_weird_equations): Likewise.
15814 * auto-inc-dec.c: Fix typos in comments.
15815 * bb-reorder.c: Likewise.
15816 * builtins.c: Likewise.
15817 * c-common.c: Likewise.
15818 * c-cppbuiltin.c: Likewise.
15819 * c-parser.c: Likewise.
15820 * c-pretty-print.c: Likewise.
15821 * cfgcleanup.c: Likewise.
15822 * cfgexpand.c: Likewise.
15823 * cfghooks.c: Likewise.
15824 * cfglayout.c: Likewise.
15825 * cfgloopmanip.c: Likewise.
15826 * cgraphunit.c: Likewise.
15827 * coverage.c: Likewise.
15828 * dbxout.c: Likewise.
15829 * df-byte-scan.c: Likewise.
15830 * df-core.c: Likewise.
15831 * df-problems.c: Likewise.
15832 * df-scan.c: Likewise.
15834 * dominance.c: Likewise.
15835 * domwalk.c: Likewise.
15837 * dwarf2out.c: Likewise.
15838 * emit-rtl.c: Likewise.
15839 * et-forest.c: Likewise.
15840 * function.c: Likewise.
15841 * function.h: Likewise.
15843 * gcov-io.c: Likewise.
15844 * gcov.c: Likewise.
15845 * gcse.c: Likewise.
15846 * genattrtab.c: Likewise.
15847 * ggc-page.c: Likewise.
15848 * gimplify.c: Likewise.
15849 * gthr-lynx.h: Likewise.
15850 * haifa-sched.c: Likewise.
15851 * ipa-cp.c: Likewise.
15852 * ipa-inline.c: Likewise.
15853 * ipa-prop.h: Likewise.
15854 * ipa-pure-const.c: Likewise.
15855 * ipa-struct-reorg.c: Likewise.
15856 * ipa-struct-reorg.h: Likewise.
15857 * ipa-type-escape.c: Likewise.
15859 * loop-doloop.c: Likewise.
15860 * mips-tfile.c: Likewise.
15861 * mkmap-flat.awk: Likewise.
15862 * mkmap-symver.awk: Likewise.
15863 * modulo-sched.c: Likewise.
15864 * omp-low.c: Likewise.
15865 * optabs.c: Likewise.
15866 * optabs.h: Likewise.
15867 * opts.c: Likewise.
15868 * passes.c: Likewise.
15869 * postreload-gcse.c: Likewise.
15870 * postreload.c: Likewise.
15871 * predict.c: Likewise.
15872 * pretty-print.h: Likewise.
15873 * profile.c: Likewise.
15874 * protoize.c: Likewise.
15875 * ra-conflict.c: Likewise.
15876 * real.c: Likewise.
15877 * recog.c: Likewise.
15878 * regclass.c: Likewise.
15879 * regs.h: Likewise.
15880 * reload.c: Likewise.
15881 * rtl-error.c: Likewise.
15882 * rtlanal.c: Likewise.
15883 * scan.h: Likewise.
15884 * sched-rgn.c: Likewise.
15886 * stmt.c: Likewise.
15887 * target.h: Likewise.
15888 * tree-dfa.c: Likewise.
15889 * tree-eh.c: Likewise.
15890 * tree-flow-inline.h: Likewise.
15891 * tree-inline.c: Likewise.
15892 * tree-into-ssa.c: Likewise.
15893 * tree-loop-distribution.c: Likewise.
15894 * tree-nested.c: Likewise.
15895 * tree-parloops.c: Likewise.
15896 * tree-pass.h: Likewise.
15897 * tree-pretty-print.c: Likewise.
15898 * tree-profile.c: Likewise.
15899 * tree-scalar-evolution.c: Likewise.
15900 * tree-sra.c: Likewise.
15901 * tree-ssa-alias-warnings.c: Likewise.
15902 * tree-ssa-ccp.c: Likewise.
15903 * tree-ssa-coalesce.c: Likewise.
15904 * tree-ssa-dom.c: Likewise.
15905 * tree-ssa-dse.c: Likewise.
15906 * tree-ssa-forwprop.c: Likewise.
15907 * tree-ssa-live.c: Likewise.
15908 * tree-ssa-live.h: Likewise.
15909 * tree-ssa-loop-im.c: Likewise.
15910 * tree-ssa-loop-ivopts.c: Likewise.
15911 * tree-ssa-loop-niter.c: Likewise.
15912 * tree-ssa-loop-prefetch.c: Likewise.
15913 * tree-ssa-phiopt.c: Likewise.
15914 * tree-ssa-phiprop.c: Likewise.
15915 * tree-ssa-sccvn.c: Likewise.
15916 * tree-ssa-ter.c: Likewise.
15917 * tree-ssa-threadupdate.c: Likewise.
15918 * tree-ssa.c: Likewise.
15919 * tree-vect-analyze.c: Likewise.
15920 * tree-vect-transform.c: Likewise.
15921 * tree-vectorizer.c: Likewise.
15922 * tree-vn.c: Likewise.
15923 * tree-vrp.c: Likewise.
15924 * tree.c: Likewise.
15925 * tree.def: Likewise.
15926 * tree.h: Likewise.
15927 * unwind-dw2-fde.c: Likewise.
15928 * unwind.inc: Likewise.
15929 * value-prof.c: Likewise.
15930 * vmsdbgout.c: Likewise.
15932 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15934 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15935 always place FP constants in the TOC for TARGET_POWERPC64.
15936 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15938 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15940 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15941 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15942 enable for TARGET_E500_DOUBLE.
15943 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15944 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15945 floating-point modes like integer modes for E500 double.
15946 (rs6000_legitimate_offset_address_p): Likewise.
15947 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15948 addressing for DDmode for E500 double.
15949 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15950 modes as using 64-bits of registers for E500 double.
15951 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15952 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15953 specially for E500 double.
15954 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15955 TDmode for E500 double.
15956 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15957 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15958 (rs6000_split_multireg_move): Do not handle TDmode specially for
15960 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15961 using 64-bit registers for E500 double.
15962 (emit_frame_save): Do not handle DDmode specially for E500 double.
15963 (gen_frame_mem_offset): Likewise.
15964 (rs6000_function_value): Do not call spe_build_register_parallel
15965 for DDmode or TDmode.
15966 (rs6000_libcall_value): Likewise.
15967 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15968 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15971 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15973 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15976 2008-06-04 Junjie Gu <jgu@tensilica.com>
15978 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15979 comparison for frame pointers.
15981 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15984 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15986 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15989 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15990 register is already smaller or equal to required mode.
15992 2008-06-04 Xinliang David Li <davidxl@google.com>
15994 * tree-call-cdce.c: New file.
15995 (cond_dead_built_in_calls): New static variable.
15996 (input_domain): New struct.
15997 (check_pow): New function.
15998 (check_builtin_call): Ditto.
15999 (check_target_format): Ditto.
16000 (is_call_dce_candidate): Ditto.
16001 (gen_one_condition): Ditto.
16002 (gen_conditions_for_domain): Ditto.
16003 (get_domain): Ditto.
16004 (gen_conditions_for_pow_cst_base): Ditto.
16005 (gen_conditions_for_pow_int_base): Ditto.
16006 (gen_conditions_for_pow): Ditto.
16007 (get_no_error_domain): Ditto.
16008 (gen_shrink_wrap_conditions): Ditto.
16009 (shrink_wrap_one_built_in_call): Ditto.
16010 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16011 (tree_call_cdce): Ditto.
16012 (gate_call_cdce): Ditto.
16013 (pass_call_cdce): New gimple pass.
16014 * passes.c: (init_optimization_passes): New pass.
16015 * tree-pass.h: New pass declaration.
16016 * opts.c (decode_options): New flag setting.
16017 * common.opt: Add -ftree-builtin-call-dce flag.
16018 * Makefile.in: Add new source file.
16019 * tempvar.def: New tv_id.
16020 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16022 2008-06-04 Richard Guenther <rguenther@suse.de>
16024 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16025 (is_call_clobbered): Always check var_ann->call_clobbered.
16026 (mark_call_clobbered): Always set var_ann->call_clobbered.
16027 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16028 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16029 (reset_alias_info): Clear call clobbering info on MTAGs and
16031 (set_pt_anything): Set pt_global_mem.
16032 (create_tag_raw): Adjust comment.
16033 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16035 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16036 Maxim Kuvyrkov <maxim@codesourcery.com>
16038 * config/m68k/m68k.opt (mxgot): New option.
16039 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16040 (m68k_output_addr_const_extra): New.
16041 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16042 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16043 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16044 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16046 2008-06-04 Richard Guenther <rguenther@suse.de>
16048 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16049 negative or non-representable offsets.
16051 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16053 * config/i386/i386.c (ix86_gen_leave): New.
16054 (ix86_gen_pop1): Likewise.
16055 (ix86_gen_add3): Likewise.
16056 (ix86_gen_sub3): Likewise.
16057 (ix86_gen_sub3_carry): Likewise.
16058 (ix86_gen_one_cmpl2): Likewise.
16059 (ix86_gen_monitor): Likewise.
16060 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16061 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16062 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16063 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16064 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16065 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16066 (ix86_expand_epilogue): Updated.
16067 (print_operand): Handle integer register operand for 'z'.
16068 (ix86_expand_strlensi_unroll_1): Likewise.
16069 (ix86_expand_strlen): Likewise.
16070 (ix86_expand_builtin): Likewise.
16071 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16072 mov{q}/mov{l} and add{q}/add{l}.
16074 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16076 * config/i386/i386.md (P): New mode iterator.
16077 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16078 using P mode iterator.
16079 (DFmode push_operand splitter): Ditto.
16080 (XFmode push_operand splitter): Ditto.
16081 (DFmode float_extend SFmode push_operand splitter): Ditto.
16082 (XFmode float_extend SFmode push_operand splitter): Do not generate
16083 SImode pushes for 64bit target. Macroize Dimode and SImode
16084 pushes using P mode iterator.
16085 (XFmode float_extend DFmode push_operand splitter): Ditto.
16087 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16089 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16090 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16091 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16092 return type to int.
16093 (ix86_call_abi_override): Remove check for call_used_regs.
16095 2008-06-03 Richard Guenther <rguenther@suse.de>
16097 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16098 for the lhs of calls if the return type contains pointers.
16100 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16102 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16103 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16104 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16105 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16106 of cfun and DEFAULT_ABI to deceide abi mode.
16107 (DEFAULT_ABI): New.
16108 (REG_PARM_STACK_SPACE): Removed.
16109 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16110 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16111 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16112 (ix86_function_abi): Likewise.
16113 (ix86_function_type_abi): Likewise.
16114 (ix86_call_abi_override): Likewise.
16115 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16116 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16117 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16118 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16120 (X86_64_REGPARM_MAX): New.
16121 (X86_64_SSE_REGPARM_MAX): New.
16122 (X64_REGPARM_MAX): New.
16123 (X64_SSE_REGPARM_MAX): New.
16124 (X86_32_REGPARM_MAX): New.
16125 (X86_32_SSE_REGPARM_MAX): New.
16126 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16127 (ix86_function_regparm): Handle user calling abi.
16128 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16129 by DEFAULT_ABI versus SYSV_ABI check.
16130 (ix86_reg_parm_stack_space): New.
16131 (ix86_function_type_abi): New.
16132 (ix86_call_abi_override): New.
16133 (ix86_function_abi): New.
16134 (ix86_cfun_abi): New.
16135 (init_cumulative_args): Call abi specific initialization.
16136 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16137 (function_arg_64): Extend SSE_REGPARM_MAX check.
16138 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16139 (ix86_pass_by_reference): Likewise.
16140 (ix86_function_value_regno_p): Likewise.
16141 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16142 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16143 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16144 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16145 (setup_incoming_varargs_64): Adjust regparm for call abi.
16146 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16147 (ix86_va_start): Likewise.
16148 (ix86_gimplify_va_arg): Likewise.
16149 (ix86_expand_prologue): Likewise.
16150 (output_pic_addr_const): Likewise.
16151 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16152 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16153 (x86_output_mi_thunk): Likewise.
16154 (x86_function_profiler): Likewise.
16155 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16156 (SYSV_ABI, MS_ABI): New constants.
16157 (DEFAULT_ABI): New.
16158 (init_regs): Add prototype of function in regclass.c file.
16159 (OVERRIDE_ABI_FORMAT): New.
16160 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16161 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16162 (OUTGOING_REG_PARM_STACK_SPACE): New.
16163 (ix86_reg_parm_stack_space): New prototype.
16164 (CUMULATIVE_ARGS): Add call_abi member.
16165 (machine_function): Add call_abi member.
16166 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16167 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16169 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16172 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16173 (avr_builtin_setjmp_frame_value): New function.
16174 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16175 (nonlocal_goto): Define.
16177 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16179 * config/mips/mips.c (mips_emit_loadgp): Return early if
16180 there is nothing do to, otherwise emit a blockage if
16181 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16182 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16184 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16186 * configure.ac: Drop unneeded backslash ending up in config.in.
16187 * acinclude.m4: Likewise.
16188 * config.in: Regenerate.
16190 2008-05-26 Jan Hubicka <jh@suse.cz>
16192 * predict.c (maybe_hot_frequency_p): Break out of...
16193 (maybe_hot_bb_p): ... here.
16194 (maybe_hot_edge_p): New.
16195 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16196 * basic-block.h (maybe_hot_edge_p): Declare.
16198 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16200 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16201 (*cmpfp_<mode>_cc): Ditto.
16202 (*fp_jcc_8<mode>_387): Ditto.
16203 (*fop_<MODEF:mode>_2_i387): Ditto.
16204 (*fop_<MODEF:mode>_3_i387): Ditto.
16205 (*fop_xf_2_i387): Ditto.
16206 (*fop_xf_3_i387): Ditto.
16208 2008-06-02 Tomas Bily <tbily@suse.cz>
16210 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16212 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16214 * config/mips/mips.c (mips_valid_offset_p): New function.
16215 (mips_valid_lo_sum_p): Likewise.
16216 (mips_classify_address): Use them.
16217 (mips_force_address): New function.
16218 (mips_legitimize_address): Use it.
16219 * config/mips/mips.md (MOVE128): New mode iterator.
16220 (movtf): Require TARGET_64BIT. Remove empty strings.
16221 (*movtf_internal): Rename to...
16222 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16223 of "R" and use {,fp}{load,store} attributes instead of "multi".
16224 Use a separate define_split.
16225 (*movtf_mips16): New pattern.
16227 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16229 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16230 * config/mips/mips.c (mips_expand_before_return): New function.
16231 (mips_expand_epilogue): Call it.
16232 * config/mips/mips.md (return): Turn into a define_expand.
16233 (*return): New insn.
16235 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16237 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16238 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16239 functions. Do not emit uses and clobbers of CONCATs; individually
16240 use and clobber their operands.
16241 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16242 gen_clobber, emit_use and gen_use.
16243 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16244 (expand_builtin_return): Likewise.
16245 * cfgbuild.c (count_basic_blocks): Likewise.
16246 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16247 * explow.c (emit_stack_restore): Likewise.
16248 * expmed.c (extract_bit_field_1): Likewise.
16249 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16250 (emit_move_multi_word, store_constructor): Likewise.
16251 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16252 (thread_prologue_and_epilogue_insns): Likewise.
16253 * lower-subreg.c (resolve_simple_move): Likewise.
16254 * optabs.c (widen_operand, expand_binop): Likewise.
16255 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16256 * reload.c (find_reloads): Likewise.
16257 * reload1.c (eliminate_regs_in_insn): Likewise.
16258 * stmt.c (expand_nl_goto_receiver): Likewise.
16259 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16260 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16261 * config/arm/arm.c (arm_load_pic_register): Likewise.
16262 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16263 * config/arm/arm.md (untyped_return): Likewise.
16264 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16265 * config/avr/avr.c (expand_prologue): Likewise.
16266 * config/bfin/bfin.c (do_unlink): Likewise.
16267 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16268 * config/cris/cris.c (cris_expand_prologue): Likewise.
16269 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16270 (machopic_legitimize_pic_address): Likewise.
16271 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16272 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16273 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16274 (ix86_expand_convert_uns_didf_sse): Likewise.
16275 (ix86_expand_vector_init_general): Likewise.
16276 * config/ia64/ia64.md (eh_epilogue): Likewise.
16277 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16278 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16279 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16280 (config/iq2000/iq2000.c): Likewise.
16281 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16282 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16283 (builtin_longjmp): Likewise.
16284 * config/mn10300/mn10300.md (call, call_value): Likewise.
16285 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16286 * config/pdp11/pdp11.md (abshi2): Likewise.
16287 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16288 * config/s390/s390.c (s390_emit_prologue): Likewise.
16289 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16290 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16291 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16292 * config/sh/sh.c (prepare_move_operands): Likewise.
16293 (output_stack_adjust, sh_expand_epilogue): Likewise.
16294 (sh_set_return_address, sh_expand_t_scc): Likewise.
16295 * config/sparc/sparc.c (load_pic_register): Likewise.
16296 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16297 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16298 * config/v850/v850.c (expand_epilogue): Likewise.
16300 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16302 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16303 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16304 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16305 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16306 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16307 stack pointer register.
16308 (output_movhi): Remove code for interrupt specific writing to the
16309 stack pointer register.
16311 2008-05-31 Richard Guenther <rguenther@suse.de>
16313 PR tree-optimization/34244
16314 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16315 (tree_expr_nonzero_warnv_p): Likewise.
16316 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16317 ssa_name_nonnegative_p.
16318 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16319 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16320 not tree_expr_nonzero_warnv_p.
16322 PR tree-optimization/36262
16324 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16326 PR tree-optimization/34244
16327 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16328 (record_numbers_of_iterations): New function.
16329 (execute_vrp): Cache the numbers of iterations of loops.
16330 * tree-scalar-evolution.c (scev_reset_except_niters):
16332 (scev_reset): Use scev_reset_except_niters.
16333 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16335 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16337 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16338 __WORKAROUND_RETS when appropriate.
16340 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16342 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16343 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16345 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16346 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16347 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16348 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16349 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16350 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16351 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16352 *fop_df_1_sse insn patterns using MODEF mode iterator.
16353 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16354 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16355 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16356 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16357 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16358 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16359 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16360 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16361 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16362 (*fop_xf_5_i387): Ditto.
16363 (*fop_xf_6_i387): Ditto.
16365 2008-05-30 Richard Guenther <rguenther@suse.de>
16367 * builtins.c (build_string_literal): Avoid generating
16368 a non-gimple_val result.
16370 2008-05-30 DJ Delorie <dj@redhat.com>
16372 * exec-tool.in: Use an environment variable (private) instead of a
16373 file (shared) as a semaphore, so as to not break parallel builds.
16375 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16377 * optabs.c (maybe_encapsulate_block): Remove.
16378 (emit_libcall_block): Adjust accordingly.
16379 * optabs.h (maybe_encapsulate_block): Remove prototype.
16381 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16382 Don't use maybe_encapsulate_block.
16384 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16386 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16387 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16388 rtx is a SYMBOL_REF before calling get_pool_constant.
16390 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16392 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16394 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16396 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16397 rather than OS names to choose INO_T_EQ definition.
16398 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16399 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16401 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16404 * config/darwin-f.c: New.
16405 * config/t-darwin: Added rule to build darwin-f.o.
16406 * config.gcc: Defined new variable, fortran_target_objs.
16407 (*-*-darwin*): Set fortran_target_objs.
16408 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16409 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16410 * configure: Regenerated.
16412 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16415 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16416 canonical type if needed.
16418 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16420 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16422 2008-05-29 Richard Guenther <rguenther@suse.de>
16424 PR tree-optimization/36343
16425 PR tree-optimization/36346
16426 PR tree-optimization/36347
16427 * tree-flow.h (clobber_what_p_points_to): Declare.
16428 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16429 pointed-to variable is dereferenced is irrelevant to whether
16430 the pointer can access the pointed-to variable.
16431 (clobber_what_p_points_to): New function.
16432 * tree-ssa-alias.c (set_initial_properties): Use it.
16433 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16434 call clobber check for NMTs.
16436 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16438 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16439 for printing gcov_type.
16441 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16443 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16444 and the eh region information.
16445 * value-prof.c (gimple_move_stmt_histograms): New function.
16446 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16448 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16450 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16452 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16454 * value-prof.c (tree_ic_transform): Print counts.
16455 * tree-profile.c (tree_gen_ic_func_profiler):
16456 Clear __gcov_indreict_call_callee variable to avoid misattribution
16459 2008-05-28 Rafael Espíndola <espindola@google.com>
16461 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16464 2008-05-28 Richard Guenther <rguenther@suse.de>
16466 PR tree-optimization/36339
16467 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16468 and clobbering code out of the loop.
16470 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16472 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16475 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16476 s390_contiguous_bitmask_p, s390_symref_operand_p,
16477 s390_check_symref_alignment, s390_reload_larl_operand,
16478 s390_reload_symref_address): New functions.
16479 (s390_branch_condition_mnemonic): Support compare and branch
16481 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16482 and 'W' constraints.
16483 (s390_secondary_reload): Add secondary reloads for unaligned
16484 symbol refs or symbol refs to floating point or QI/TI mode
16486 (legitimate_address_p): Accept symbol references as addresses.
16487 (s390_expand_insv): Use rotate and insert selected bits
16488 instruction for insv when building for z10.
16489 (print_operand_address): Handle symbol ref addresses.
16490 (print_operand): Output modifier 'c' added for signed byte values.
16491 (s390_encode_section_info): Mark symbol refs with
16492 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16494 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16495 (length attribute): RRF, RRR have 4 byte length.
16496 (FPALL, INTALL): New mode iterators added.
16497 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16498 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16499 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16500 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16501 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16502 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16503 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16504 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16506 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16507 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16508 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16509 reload<INTALL:mode><P:mode>_toreg_z10,
16510 reload<FPALL:mode><P:mode>_tomem_z10,
16511 reload<FPALL:mode><P:mode>_toreg_z10,
16512 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16513 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16514 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16515 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16517 (movmem, clrmem, cmpmem): New splitters added.
16519 * config/s390/predicates.md (larl_operand): Use
16520 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16521 SYMBOL_REF_ALIGN1_P.
16522 (s390_signed_integer_comparison,
16523 s390_unsigned_integer_comparison): New predicates.
16525 * config/s390/s390-protos.h (s390_check_symref_alignment,
16526 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16527 s390_reload_symref_address,
16528 s390_compare_and_branch_condition_mask): Prototypes added.
16530 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16531 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16532 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16534 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16536 * config/s390/s390.c (z10_cost): New cost function for z10.
16537 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16538 (s390_issue_rate): Adjust issue rate for z10.
16539 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16540 (processor_flags): Add PF_Z10.
16541 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16542 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16543 * gcc/config.gcc: Add z10.
16545 2008-05-28 Richard Guenther <rguenther@suse.de>
16547 PR tree-optimization/36291
16548 * tree-flow. h (struct gimple_df): Remove var_anns member.
16549 * tree-flow-inline.h (gimple_var_anns): Remove.
16550 (var_ann): Simplify.
16551 * tree-dfa.c (create_var_ann): Simplify.
16552 (remove_referenced_var): Clear alias info from var_anns of globals.
16553 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16554 (delete_tree_ssa): Clear alias info from var_anns of globals.
16555 Do not free var_anns.
16556 (var_ann_eq): Remove.
16557 (var_ann_hash): Likewise.
16559 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16561 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16562 and loongson2f entries.
16563 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16564 * config/mips/mips.h (processor_type): Add Loongson-2E
16565 and Loongson-2F entries.
16566 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16567 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16568 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16569 * doc/invoke.texi (MIPS Options): Document loongson2e
16570 and loongson2f processor names.
16572 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16576 * config/i386/i386.c (ix86_function_arg_boundary): Use
16577 alignment of canonical type.
16578 (ix86_expand_vector_move): Check unaligned memory access for
16581 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16583 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16584 Moved to the front of file.
16586 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16587 H.J. Lu <hongjiu.lu@intel.com>
16589 * dwarf2out.c (current_fde): New.
16591 (lookup_cfa:): Likewise.
16592 (dwarf2out_end_epilogue): Likewise.
16593 (dwarf2out_note_section_used): Likewise.
16595 2008-05-27 Michael Matz <matz@suse.de>
16598 * c.opt (Wenum-compare): New warning option.
16599 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16601 2008-05-27 Michael Matz <matz@suse.de>
16603 PR middle-end/36326
16604 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16606 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16607 into memory as tail calls.
16609 2008-05-27 Richard Guenther <rguenther@suse.de>
16611 PR tree-optimization/36339
16612 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16613 pointers cause all addressable variables to be call clobbered.
16615 2008-05-27 Richard Guenther <rguenther@suse.de>
16617 PR tree-optimization/36245
16618 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16620 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16622 * config/s390/s390.md: Replace all occurences of the 'm'
16623 constraint with 'RT'.
16625 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16627 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16629 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16631 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16632 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16633 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16635 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16637 * reload.c: (find_reloads): Skip alternatives according to the
16638 "enabled" attribute. Constify the constraint variable.
16639 * recog.c (get_attr_enabled): Add default implementation.
16640 (extract_insn): Set the alternative_enabled_p array
16641 in the recog_data struct.
16642 (preprocess_constraints, constrain_operands): Skip
16643 alternatives according to the "enabled" attribute
16644 * recog.h (struct recog_data): New field alternative_enabled_p.
16645 (skip_alternative): New inline function.
16646 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16647 (record_reg_classes): Skip alternative according to the
16648 "enabled" attribute.
16650 * doc/md.texi: Add documention for the "enabled" attribute.
16652 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16654 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16655 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16656 constraint with TARGET_MEM_CONSTRAINT.
16657 * recog.c (asm_operand_ok, preprocess_constraints,
16658 constrain_operands): Likewise.
16659 * regclass.c (record_reg_classes): Likewise.
16660 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16661 * reload1.c (maybe_fix_stack_asms): Likewise.
16662 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16663 * recog.h: Adjust comment.
16664 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16665 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16666 * doc/md.texi: Add a note to description of 'm' constraint.
16667 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16669 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16671 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16672 that the bitfield is of integral type before testing its precision.
16674 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16675 Sa Liu <saliu@de.ibm.com>
16677 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16678 __modti3, __udivti3, __umodti3 and __udivmodti4.
16679 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16680 that implement TImode mul and div functions.
16681 * config/spu/multi3.c: New. Implement __multi3.
16682 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16683 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16686 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16688 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16689 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16690 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16691 tls_sysv_suffix): New mode and mode attribute iterators.
16692 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16693 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16694 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16695 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16696 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16699 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16701 PR tree-optimization/36329
16702 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16703 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16704 * cgraphbuild.c (initialize_inline_failed): Use the latter
16705 macro in lieu of the former.
16706 * ipa-inline.c (cgraph_mark_inline): Likewise.
16707 (cgraph_decide_inlining_of_small_function): Likewise.
16708 (cgraph_decide_inlining): Likewise.
16709 (cgraph_decide_inlining_incrementally): Likewise.
16711 2008-05-26 Tristan Gingold <gingold@adacore.com>
16712 Anatoly Sokolov <aesok@post.ru>
16714 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16715 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16716 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16717 optimization for 'avr6' architecture.
16719 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16722 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16724 2008-05-26 Richard Guenther <rguenther@suse.de>
16726 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16727 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16729 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16731 PR middle-end/36253
16732 * caller-save.c (insert_restore): Verify alignment of spill space.
16733 (insert_save): Likewise.
16734 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16735 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16736 (STACK_SLOT_ALIGNMENT): Likewise.
16737 * function.c (LOCAL_ALIGNMENT): Removed.
16738 (get_stack_local_alignment): New.
16739 (assign_stack_local): Use it. Set alignment on stack slot.
16740 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16741 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16742 (STACK_SLOT_ALIGNMENT): New.
16743 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16744 stack slot in XFmode.
16746 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16748 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16751 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16752 argument operand in rax isn't removed.
16754 2008-05-26 Richard Guenther <rguenther@suse.de>
16756 PR middle-end/36300
16757 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16758 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16760 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16763 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16765 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16767 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16768 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16770 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16772 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16773 build a trampoline if we don't want one.
16774 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16775 return zero for nested functions if we don't want a trampoline.
16777 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16779 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16781 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16784 * c.opt: Removed undocumented option '-lang-fortran'.
16785 * c-common.h: Removed global variable 'lang_fortran'.
16786 * c-opts.c (c_common_handle_option): Removed code to handle
16787 option '-lang-fortran'. Updated includes.
16788 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16789 definition of '__GFORTRAN__'.
16790 (define__GNUC__): Reimplemented to use BASEVER and
16791 cpp_define_formatted.
16792 (builtin_define_with_value_n): Removed.
16793 * c-incpath.h: Renamed to ...
16794 * incpath.h: ... this.
16795 * c-incpath.c: Renamed to ...
16796 * incpath.c: ... this. Updated includes.
16797 * fix-header.c: Updated includes.
16798 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16799 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16800 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16802 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16804 * tree.h: Update the table of flags used on tree nodes.
16805 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16806 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16807 (FORCED_LABEL): Add access check.
16808 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16809 (ASM_INPUT_P): Likewise.
16810 (ASM_VOLATILE_P): Likewise.
16811 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16812 (OMP_SECTION_LAST): Access private_flag directly.
16813 (OMP_RETURN_NOWAIT): Likewise.
16814 (OMP_PARALLEL_COMBINED): Likewise.
16815 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16816 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16817 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16818 deprecated_flag directly.
16820 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16822 * final.c (frame_pointer_needed): Removed.
16823 * flags.h (frame_pointer_needed): Likewise.
16825 * function.h (rtl_data): Add frame_pointer_needed.
16826 (frame_pointer_needed): New.
16828 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16830 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16832 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16834 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16837 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16839 * c-common.c (strip_array_types): Move function to..
16841 (get_inner_array_type): Delete.
16842 * c-common.h (strip_array_types): Move declaration to..
16844 (get_inner_array_type): Delete.
16845 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16846 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16847 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16848 * config/pa/pa.c (emit_move_sequence): Likewise.
16850 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16852 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16855 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16857 * function.c: Include target hook for nonlocal_goto frame value.
16859 2008-05-24 Richard Guenther <rguenther@suse.de>
16861 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16862 variable can be only accessed through a pointer or a union.
16864 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16866 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16867 * doc/extend.texi: Likewise.
16869 2008-05-23 DJ Delorie <dj@redhat.com>
16871 * config/m32c/jump.md (untyped_call): Add.
16873 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16874 for A24 to PSImode.
16875 (m32c_address_cost): Detail costs for indirect offsets.
16877 2008-05-23 Rafael Espíndola <espindola@google.com>
16879 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16880 if a node is a SUBREG.
16881 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16884 2008-05-23 Paul Brook <paul@codesourcery.com>
16885 Carlos O'Donell <carlos@codesourcery.com>
16887 * doc/extend.texi: Clarify use of __attribute__((naked)).
16888 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16889 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16890 * function.c (use_register_for_decl): Use
16891 targetm.calls.allocate_stack_slots_for_args.
16892 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16893 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16894 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16896 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16898 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16900 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16902 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16903 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16904 is only rounded once.
16906 2008-05-23 Richard Guenther <rguenther@suse.de>
16908 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16910 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16911 Jakub Jelinek <jakub@redhat.com>
16914 * configure.ac: Handle --enable-cld.
16915 * configure: Regenerated.
16916 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16917 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16918 (ix86_current_function_needs_cld): New define.
16919 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16920 (cld): New isns pattern.
16921 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16922 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16923 * config/i386/i386.opt (mcld): New option.
16924 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16925 TARGET_CLD and ix86_current_function_needs_cld.
16926 (override_options): Use -mcld by default for 32-bit code if
16929 * doc/install.texi (Options specification): Document --enable-cld.
16930 * doc/invoke.texi (Machine Dependent Options)
16931 [i386 and x86-64 Options]: Add -mcld option.
16932 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16934 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16935 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16936 (return_in_memory_64): Likewise.
16937 (return_in_memory_ms_64): Likewise.
16939 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16941 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16942 * builtins.c (fold_builtin_fpclassify): New.
16943 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16944 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16945 * c-common.c (handle_type_generic_attribute): Adjust to accept
16946 fixed arguments before an elipsis.
16947 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16948 * doc/extend.texi: Document __builtin_fpclassify.
16950 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16952 * omp-low.c (gate_expand_omp_ssa): Remove.
16953 (pass_expand_omp_ssa): Remove.
16954 (gate_expand_omp): Do not check for flag_openmp_ssa.
16955 * common.opt (-fopenmp-ssa): Remove.
16956 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16958 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16960 * config/sh/sh.opt (mfixed-range): New option.
16961 * config/sh/sh-protos.h (sh_fix_range): Declare.
16962 * config/sh/sh.c (sh_fix_range): New function.
16963 * config/sh/sh.h (sh_fixed_range_str): Declare.
16964 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16966 * doc/invoke.texi (SH Options): Document -mfixed-range.
16968 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16970 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16971 it before the redeclaration.
16973 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16975 * config/avr/avr.c (get_sequence_length): Add new function.
16976 (expand_prologue, expand_epilogue): Remove duplicate code.
16978 2008-05-22 Rafael Espíndola <espindola@google.com>
16980 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16983 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16985 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16986 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16988 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16989 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16990 (vect_update_misalignment_for_peel): Likewise.
16991 (vector_alignment_reachable_p): Likewise.
16992 * tree-vect-transform.c (vectorizable_load): Likewise.
16993 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16994 (get_vectype_for_scalar_type): Pass mode of scalar_type
16995 to UNITS_PER_SIMD_WORD.
16997 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16998 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16999 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17000 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17001 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17003 2008-05-22 Ira Rosen <irar@il.ibm.com>
17005 PR tree-optimization/36293
17006 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17007 if the first load must be skipped because of a gap.
17009 2008-05-22 Richard Guenther <rguenther@suse.de>
17011 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17012 more cases of offset disambiguation that is possible if
17013 strict-aliasing rules apply.
17014 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17015 for basic offset and type-based disambiguation.
17017 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17019 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17020 ix86_expand_vector_set on V16QImode for SSE4.1.
17022 2008-05-21 Tom Tromey <tromey@redhat.com>
17024 * c.opt (Wimport): Mark as undocumented.
17025 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17027 (Warning Options): Likewise.
17028 * doc/cppopts.texi: Don't mention -Wimport.
17030 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17032 PR tree-optimization/36287
17033 PR tree-optimization/36286
17034 * lambda-code.c (build_access_matrix): Do not use the loop->num
17035 for computing the number of induction variables: use the loop depth
17038 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17041 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17042 option -f(no-)leading-underscore.
17044 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17046 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17047 GET_MODE_NUNITS (mode).
17049 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17051 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17052 (-mmulhw): Add 464 to description.
17053 (-mdlmzb): Likewise.
17054 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17055 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17057 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17058 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17059 * config/rs6000/rs6000.md: Update comments for 464.
17061 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17063 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17065 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17067 * config/i386/sse.md (vec_extractv4sf): Removed.
17068 (vec_extractv2df): Likewise.
17069 (vec_extractv2di): Likewise.
17070 (vec_extractv4si): Likewise.
17071 (vec_extractv8hi): Likewise.
17072 (vec_extractv16qi): Likewise.
17073 (vec_extract<mode>): New.
17075 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17077 * config/i386/sse.md (vec_setv4sf): Removed.
17078 (vec_setv2df): Likewise.
17079 (vec_setv2di): Likewise.
17080 (vec_setv4si): Likewise.
17081 (vec_setv8hi): Likewise.
17082 (vec_setv16qi): Likewise.
17083 (vec_set<mode>): New.
17085 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17087 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17088 goto for vec_concat and vec_interleave.
17090 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17092 * config/i386/sse.md (vec_initv4sf): Removed.
17093 (vec_initv2df): Likewise.
17094 (vec_initv2di): Likewise.
17095 (vec_initv4si): Likewise.
17096 (vec_initv8hi): Likewise.
17097 (vec_initv16qi): Likewise.
17098 (vec_init<mode>): New.
17100 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17102 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17104 2008-05-21 Tom Tromey <tromey@redhat.com>
17106 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17107 (zone_find_object_offset): Likewise.
17108 (gt_ggc_m_S): Likewise.
17109 (highest_bit): Likewise.
17110 * ggc-page.c (gt_ggc_m_S): New function.
17111 * stringpool.c (string_stack): Remove.
17112 (init_stringpool): Update.
17113 (ggc_alloc_string): Use ggc_alloc.
17114 (maybe_delete_ident): New function.
17115 (ggc_purge_stringpool): Likewise.
17116 (gt_ggc_m_S): Remove.
17117 * ggc-common.c (ggc_protect_identifiers): New global.
17118 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17119 ggc_protect_identifiers.
17120 * ggc.h (ggc_protect_identifiers): Declare.
17121 (gt_ggc_m_S): Update.
17122 (ggc_purge_stringpool): Declare.
17123 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17124 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17126 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17128 2008-05-21 David S. Miller <davem@davemloft.net>
17130 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17133 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17135 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17138 2008-05-20 David Daney <ddaney@avtrex.com>
17140 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17141 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17142 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17143 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17144 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17145 (atomic_hiqi_op): New define_code_iterator.
17146 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17147 mips_expand_compare_and_swap_12.
17148 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17149 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17150 (sync_<optab><mode>, sync_old_<optab><mode>,
17151 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17152 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17153 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17154 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17155 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17156 (test_and_set_12): New insn.
17157 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17158 sync_new_<optab><mode>, sync_old_nand<mode>,
17159 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17160 clobber to operand 0 for SI and DI mode insns.
17161 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17162 mips_gen_fn_4): New typedefs.
17163 (mips_gen_fn_ptrs): Define new union type.
17164 (mips_expand_compare_and_swap_12): Remove declaration.
17165 (mips_expand_atomic_qihi): Declare function.
17166 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17167 (mips_expand_atomic_qihi): ... this. Use new generator function
17169 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17170 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17171 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17172 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17173 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17174 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17175 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17176 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17177 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17178 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17181 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17183 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17186 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17188 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17189 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17190 (avr_attribute_table): Add 'OS_main' function attribute.
17191 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17192 functions with 'OS_main' attribute.
17194 2008-05-20 Richard Guenther <rguenther@suse.de>
17196 PR tree-optimization/35204
17197 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17198 helper, split out from ...
17199 (DFS): ... here. Make the DFS walk non-recursive.
17201 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17202 Jan Sjodin <jan.sjodin@amd.com>
17204 PR tree-optimization/36181
17205 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17206 (parallelize_loops): Don't parallelize when the loop has vector
17209 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17210 Sebastian Pop <sebastian.pop@amd.com>
17212 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17213 matrix, and never look at the tree representation of the memory
17215 (linear_transform_loops): Computes parameters and access matrices.
17216 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17218 (access_matrix_get_index_for_parameter): New.
17219 * tree-data-ref.h (struct access_matrix): New.
17220 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17221 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17222 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17223 am_vector_index_for_loop): New.
17224 (struct data_reference): Add field access_matrix.
17225 (DR_ACCESS_MATRIX): New.
17226 (compute_data_dependences_for_loop): Update declaration.
17227 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17228 * lambda.h (lambda_vector_vec_p): Declared.
17229 * lambda-code.c: Depend on pointer-set.h.
17230 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17231 av_for_af_base, av_for_af, build_access_matrix,
17232 lambda_compute_access_matrices): New.
17233 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17235 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17237 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17238 $SOURCEDIR/include.
17240 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17241 Sebastian Pop <sebastian.pop@amd.com>
17243 PR tree-optimization/36206
17244 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17246 (instantiate_scev_1): Rename flags to fold_conversions.
17247 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17248 outeside instantiation_loop.
17249 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17250 (evolution_function_is_affine_or_constant_p): Removed.
17251 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17253 (analyze_siv_subscript): Pass in the loop nest number.
17254 Call evolution_function_is_affine_in_loop instead of
17255 evolution_function_is_affine_p.
17256 (analyze_overlapping_iterations): Pass in the loop nest number.
17258 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17259 Sebastian Pop <sebastian.pop@amd.com>
17261 PR tree-optimization/36206
17262 * tree-chrec.h (chrec_fold_op): New.
17263 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17266 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17268 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17270 (remove_duplicates): Do not set inode on non-inode systems.
17273 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17275 * config.gcc (tm_file): Update comments about relative pathnames.
17277 2008-05-20 Richard Guenther <rguenther@suse.de>
17279 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17280 * tree-ssa-sccvn.c (process_scc): Likewise.
17281 * tree-ssa-sink.c (execute_sink_code): Likewise.
17282 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17283 * tree-vrp.c (process_assert_insertions): Likewise.
17284 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17285 (perform_tree_ssa_dce): Likewise.
17286 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17287 (dump_dominator_optimization_stats): Likewise.
17288 * tree-vectorizer.c (vectorize_loops): Likewise.
17290 2008-05-20 Richard Guenther <rguenther@suse.de>
17292 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17294 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17296 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17297 (ix86_i386elf_return_in_memory): Likewise.
17298 (ix86_i386interix_return_in_memory): Likewise.
17299 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17300 (SUBTARGET_RETURN_IN_MEMORY): New.
17301 * config/i386/i386elf.h: Likewise.
17302 * config/i386/ptx4-i.h: Likewise.
17303 * config/i386/sol2-10.h: Likewise.
17304 * config/i386/sysv4.h: Likewise.
17305 * config/i386/vx-common.h: Likewise.
17306 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17307 * config/i386/i386.c (ix86_return_in_memory): Made static and
17308 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17309 (ix86_i386elf_return_in_memory): Removed.
17310 (ix86_i386interix_return_in_memory): Removed.
17311 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17312 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17314 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17316 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17318 2008-05-19 Xinliang David Li <davidxl@google.com>
17320 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17322 * common.opt: Ditto.
17323 * doc/invoke.texi: Ditto.
17325 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17327 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17328 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17330 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17332 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17333 sizes of operand array from 8/4 to 4/2.
17334 (ix86_expand_vector_init_general): Change size of operand array
17335 from 32 to 16. Remove op0, op1 and half_mode.
17337 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17339 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17340 (ix86_expand_vector_init_interleave): Likewise.
17341 (ix86_expand_vector_init_general): Use them. Assert
17342 word_mode == SImode when n_words == 4.
17344 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17346 * config/i386/i386.c (ix86_secondary_reload): New static function.
17347 (TARGET_SECONDARY_RELOAD): New define.
17348 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17349 * config/i386/i386.md (reload_outqi): Remove.
17351 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17353 PR middle-end/35509
17354 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17355 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17356 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17357 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17358 (fold_builtin_1): Likewise.
17359 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17360 c-common.c (check_builtin_function_arguments): Handle
17361 BUILT_IN_ISINF_SIGN.
17362 * doc/extend.texi: Document __builtin_isinf_sign.
17363 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17365 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17367 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17368 EH cleanup at the end of the pass, search for those that have been
17369 turned into forwarder blocks and do the cleanup on their successor.
17371 2008-05-18 Richard Guenther <rguenther@suse.de>
17373 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17374 pointers to sizetype and vice versa.
17376 2008-05-18 Xinliang David Li <davidxl@google.com>
17378 * gcc/tree-ssa-dce.c: Coding style fix.
17379 (check_pow): Documentation comment.
17380 (check_log): Documenation comment. Coding style fix.
17381 (is_unnecessary_except_errno_call): Ditto.
17382 (gen_conditions_for_pow): Ditto.
17383 (gen_conditions_for_log): Ditto.
17384 (gen_shrink_wrap_conditions): Ditto.
17385 (shrink_wrap_one_built_in_calls): Ditto.
17386 * gcc/doc/invoke.texi: Better documentation string.
17387 * ChangeLog: Fix wrong change log entries from
17388 May 17 checkin on function call DCE.
17390 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17392 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17394 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17396 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17397 * df-problems.c (simulation routines): Fixed block comment to
17398 properly say how to add forwards scanning functions.
17400 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17402 * tree-inline.c (setup_one_parameter): Remove dead code.
17404 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17406 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17407 a BIT_AND_EXPR only for an INTEGER_TYPE.
17409 2008-05-17 Xinliang David Li <davidxl@google.com>
17411 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17412 (check_pow, check_log, is_unnecessary_except_errno_call): New
17413 functions to check for eliminating math functions that are pure
17414 except for setting errno.
17415 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17416 general condition expressions for shrink-wrapping pow/log calls.
17417 (gen_shrink_wrap_conditions): Ditto.
17418 (shrink_wrap_one_built_in_call): Ditto.
17419 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17420 (mark_operand_necessary): If debugging, output if OP is necessary.
17421 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17423 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17425 * gcc/common.opt: New user flag -ftree-builtin-dce.
17426 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17428 2008-05-16 David S. Miller <davem@davemloft.net>
17430 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17431 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17433 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17436 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17438 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17440 * ifcvt.c (dead_or_predicable): Rename
17441 df_simulate_one_insn_backwards to df_simulate_one_insn.
17442 * recog.c (peephole2_optimize): Ditto.
17443 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17445 * df.h: Rename df_simulate_one_insn_backwards to
17446 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17447 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17448 scanning of defs and uses.
17449 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17450 (df_simulate_one_insn_forwards): Removed.
17452 2008-05-16 Doug Kwan <dougkwan@google.com>
17454 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17456 (real_from_string): Handle NaNs and Inf as approriate.
17458 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17460 * doc/gty.texi (Source Files Containing Type Information): Note
17461 that headers should appear first in the gtfiles list.
17463 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17465 * tree.def (COND_EXEC): Properly documented this code.
17467 2008-05-16 Diego Novillo <dnovillo@google.com>
17469 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17470 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17473 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17475 * tree-ssa-dse (max_stmt_uid): Removed.
17476 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17477 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17478 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17479 * function.h (cfun.last_stmt_uid): New field.
17480 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17481 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17483 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17484 (create_stmt_ann): Initialize the ann->uid field.
17485 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17487 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17489 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17491 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17492 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17493 (init_empty_tree_cfg): Call it.
17495 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17497 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17500 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17502 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17503 * tree-dump.c (dump_options): New verbose option.
17504 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17506 * tree-pass.h (TDF_VERBOSE): New dump flag.
17507 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17508 (tree-flow.h): Added include.
17509 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17511 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17513 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17515 From Jie Zhang <jie.zhang@analog.com>
17516 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17517 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17518 mcpu=bf561-none and mcpu=bf561-0.2.
17519 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17520 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17521 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17522 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17523 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17524 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17525 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17527 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17528 (cputype_selected): Remove.
17529 (bfin_handle_option): Don't use cputype_selected.
17530 (override_options): When no mcpu option, enable all workarounds.
17531 Don't use bfin_workarounds.
17532 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17534 (DEFAULT_CPU_TYPE): Don't define.
17536 2008-05-16 Richard Guenther <rguenther@suse.de>
17538 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17539 on deletion of the last stmt.
17541 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17543 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17544 V8HImode for SSE2 and V16QImode for SSE4.1.
17546 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17548 * cgraph.h (compute_inline_parameters): Made public.
17549 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17550 variable_generate_summary, function_write_summary,
17551 variable_write_summary, variable_read_summary. Added generate_summary,
17552 write_summary, read_summary.
17553 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17554 pass_ipa_inline.function_generate_summary, to
17555 compute_inline_parameters.
17556 * ipa-inline.c (compute_inline_parameters): Made public and added
17558 (compute_inline_parameters_for_current): New function.
17559 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17560 (inline_generate_summary): Removed parameter and made to loop over
17562 (pass_ipa_inline): Updated for new IPA_PASS structure.
17563 * passes.c (execute_ipa_summary_passes): Now is called once per
17564 pass rather than once per node*pass.
17566 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17568 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17569 avr_have_mul_p, avr_asm_only_p): Remove variables.
17570 (avr_override_options): Remove initialization of removed variables.
17571 (avr_file_start): Convert removed variables to fields of
17572 'struct base_arch_s *avr_current_arch'.
17573 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17574 (AVR_HAVE_MUL): (Ditto.).
17575 (AVR_HAVE_MOVW): (Ditto.).
17576 (AVR_HAVE_LPMX): (Ditto.).
17577 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17578 avr_asm_only_p): Remove declaration.
17580 2008-05-15 Diego Novillo <dnovillo@google.com>
17582 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17583 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17585 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17587 PR middle-end/36194
17588 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17589 Don't call record_truncated_value from here.
17590 (record_truncated_value): Turn it into a for_each_rtx callback.
17591 (record_truncated_values): New function.
17592 (combine_instructions): Call note_uses with record_truncated_values.
17593 Change name of check_conversion to check_promoted_subreg.
17595 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17597 * doc/sourcebuild.texi: Document support for torture tests.
17599 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17601 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17602 to alternative 4 of operand 2.
17604 2008-05-15 Richard Guenther <rguenther@suse.de>
17606 * tree-pass.h (current_pass): Declare.
17607 (get_pass_for_id): Likewise.
17608 * passes.c (passes_by_id, passes_by_id_size): New globals.
17609 (set_pass_for_id): New function.
17610 (get_pass_for_id): Likewise.
17611 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17612 (execute_function_todo): Flush per function statistics.
17613 * toplev.c (compile_file): Init statistics.
17614 (general_init): Do early statistics initialization.
17615 (finalize): Finish statistics.
17616 * statistics.h (statistics_early_init): Declare.
17617 (statistics_init): Likewise.
17618 (statistics_fini): Likewise.
17619 (statistics_fini_pass): Likewise.
17620 (statistics_counter_event): Likewise.
17621 (statistics_histogram_event): Likewise.
17622 * statistics.c: New file.
17623 * Makefile.in (OBJS-common): Add statistics.o.
17624 (statistics.o): Add dependencies.
17625 * doc/invoke.texi (-fdump-statistics): Document.
17627 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17628 (insert): Likewise.
17629 (execute_pre): Use statistics_counter_event.
17630 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17631 (substitute_and_fold): Increment it. Use statistics_counter_event.
17633 2008-05-15 Diego Novillo <dnovillo@google.com>
17635 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17637 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17638 * tree-ssa-alias.c (new_type_alias): Remove references to
17639 sub-variables from comment.
17640 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17642 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17644 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17645 attribute to 1 only for insertps alternative.
17647 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17649 * config/bfin/bfin.md (loadbytes): New pattern.
17650 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17651 (bfin_init_builtins): Initialize it.
17652 (bdesc_1arg): Add it.
17654 2008-05-15 Sa Liu <saliu@de.ibm.com>
17656 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17657 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17658 * testsuite/lib/target-supports.exp: Add
17659 check_effective_target_fortran_integer_16.
17661 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17663 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17664 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17665 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17666 (TARGET_RETURN_IN_MEMORY): Define.
17668 2008-05-15 Richard Guenther <rguenther@suse.de>
17670 PR middle-end/36244
17671 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17672 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17673 represent unmodifiable vars.
17675 2008-05-15 Richard Guenther <rguenther@suse.de>
17677 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17678 INDIRECT_REF and TARGET_MEM_REF.
17679 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17682 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17683 H.J. Lu <hongjiu.lu@intel.com>
17685 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17686 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17687 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17688 insn alternatives. Add missing alternatives.
17689 (*vec_concatv2di_rex64_sse4_1): Likewise.
17690 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17691 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17692 Require TARGET_SSE.
17694 2008-05-15 Richard Guenther <rguenther@suse.de>
17696 PR tree-optimization/36009
17697 PR tree-optimization/36204
17698 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17699 (determine_invariantness_stmt): Record the loop a store is
17700 always executed in.
17701 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17704 2008-05-15 Richard Guenther <rguenther@suse.de>
17706 PR tree-optimization/34330
17707 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17708 through the pointer will alias the SMT.
17710 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17712 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17714 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17716 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17718 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17719 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17721 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17722 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17723 (vashl_optab): New optab for vector/vector shifts.
17724 (vashr_optab): Ditto.
17725 (vlshr_optab): Ditto.
17726 (vrotl_optab): Ditto.
17727 (vrotr_optab): Ditto.
17728 (optab_subtype): New enum for optab_for_tree_code call.
17729 (optab_for_tree_code): Add enum optab_subtype argument.
17731 * optabs.c (optab_for_tree_code): Take an additional argument to
17732 distinguish between a vector shift by a scalar and vector shift by
17733 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17734 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17735 vector shift by a vector.
17736 (expand_widen_pattern_expr): Pass additional argument to
17737 optab_for_tree_code.
17739 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17740 vrotl_optab, vrotr_optab.
17742 * expr.c (expand_expr_real_1): Update calls to
17743 optab_for_tree_code to distinguish between vector shifted by a
17744 scalar and vector shifted by a vector.
17745 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17746 (supportable_narrowing_operation): Ditto.
17747 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17748 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17749 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17750 (vect_create_epilog_for_reduction): Ditto.
17751 (vectorizable_reduction): Ditto.
17752 (vectorizable_operation): Ditto.
17753 (vect_strided_store_supported): Ditto.
17754 (vect_strided_load_supported): Ditto.
17755 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17756 * expmed.c (expand_shift): Ditto.
17758 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17760 (ashr@var{m}3): Ditto.
17761 (vashl@var{m}3): Document new vector/vector shift standard name.
17762 (vashr@var{m}3): Ditto.
17763 (vlshr@var{m}3): Ditto.
17764 (vrotl@var{m}3): Ditto.
17765 (vrotr@var{m}3): Ditto.
17767 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17768 (PPERM_INVERT): Ditto.
17769 (PPERM_REVERSE): Ditto.
17770 (PPERM_REV_INV): Ditto.
17771 (PPERM_ZERO): Ditto.
17772 (PPERM_ONES): Ditto.
17773 (PPERM_SIGN): Ditto.
17774 (PPERM_INV_SIGN): Ditto.
17775 (PPERM_SRC1): Ditto.
17776 (PPERM_SRC2): Ditto.
17778 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17779 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17780 allows a memory operand to be the value being added, and split it
17781 to improve vectorization.
17782 (sse5_pmacsdqh_mem): Ditto.
17783 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17784 (sse5_mulv2div2di3_high): Ditto.
17785 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17786 (vec_pack_trunc_v4si): Ditto.
17787 (vec_pack_trunc_v2di): Ditto.
17788 (sse5_pcmov_<mode>): Remove code that tried to use use
17789 andps/andnps instead of pcmov.
17790 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17791 pmacsdqh instructions.
17792 (vec_widen_smult_lo_v4si): Ditto.
17794 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17795 (PPERM_INVERT): Ditto.
17796 (PPERM_REVERSE): Ditto.
17797 (PPERM_REV_INV): Ditto.
17798 (PPERM_ZERO): Ditto.
17799 (PPERM_ONES): Ditto.
17800 (PPERM_SIGN): Ditto.
17801 (PPERM_INV_SIGN): Ditto.
17802 (PPERM_SRC1): Ditto.
17803 (PPERM_SRC2): Ditto.
17804 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17806 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17808 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17809 says ignore whether the last reference is a memory operand.
17811 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17812 Paolo Bonzini <bonzini at gnu dot org>
17814 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17817 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17818 (vlshr<mode>3): Rename from vlshr<mode>3.
17819 (vashr<mode>3): Rename from vashr<mode>3.
17820 (mulv4sf3): Change the names of vector shift patterns.
17824 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17827 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17852 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17853 (floatunssidf2_internal): Change vector/vector shift names.
17854 (floatunsdidf2_internal): Ditto.
17861 (vashl<mode>3): Rename from ashl<mode>3.
17862 (vashr<mode>3): Rename from ashr<mode>3.
17863 (vlshr<mode>3): Rename from lshr<mode>3.
17864 (vrotl<mode>3): Rename from rotl<mode>3.
17866 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17869 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17870 multiply gives the wrong value when doing widening multiplies.
17871 (vec_widen_smult_lo_v4si): Ditto.
17873 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17875 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17876 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17877 emit_library_call_value.
17878 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17879 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17880 * calls.c (initialize_argument_information, precompute_arguments,
17881 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17882 (precompute_arguments): Removed flags parameter.
17883 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17885 2008-05-14 Richard Guenther <rguenther@suse.de>
17887 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17888 Make sure to register the store if the use is a PHI_NODE.
17890 2008-05-14 Olivier Hainque <hainque@adacore.com>
17892 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17893 memory if the component is to be referenced in BLKmode according
17894 to get_inner_reference.
17896 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17898 * calls.c (emit_library_call_value_1): Restore code clearing
17899 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17901 2008-05-14 Olivier Hainque <hainque@adacore.com>
17902 Nicolas Roche <roche@adacore.com>
17904 * configure.ac: Add support for a "gcc_subdir" variable in
17905 config-lang.in, to denote a subdirectory where the language/GCC
17906 integration files are to be found.
17907 * configure: Regenerate.
17909 2008-05-14 Ira Rosen <irar@il.ibm.com>
17911 PR tree-optimization/36098
17912 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17913 value for the first load in the group in case of a gap.
17914 (vect_build_slp_tree): Check that there are no gaps in loads.
17916 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17918 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17919 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17920 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17921 emit_insn and remove unneeded code to construct extra args.
17922 (emit_no_conflict_block): Removed.
17923 * optabls.h: (emit_no_conflict_block): Removed.
17924 * cse.c (cse_extended_basic_block): Remove search for
17925 REG_NO_CONFLICT note.
17926 * global.c: Removed incorrect comment added in revision 117.
17927 * expr.c (convert_move): Change call to emit_no_conflict_block to
17929 * recog.c: Change comments so that they do not mention
17931 * local_alloc.c (combine_regs): Removed last parameter.
17932 (no_conflict_p): Removed.
17933 (block_alloc): Removed note, no_conflict_combined_regno and set
17934 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17935 (combine_regs): Removed already_dead and code to look for
17936 REG_NO_CONFLICT notes.
17937 * lower_subreg (remove_retval_note): Removed code to look for
17938 REG_NO_CONFLICT block.
17939 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17940 (resolve_clobber): Remove code to process libcalls that have
17941 REG_NO_CONFLICT notes.
17942 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17944 * combine.c (can_combine_p, distribute_notes): Removed
17945 REG_NO_CONFLICT case.
17946 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17948 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17949 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17951 * reg-notes.def (NO_CONFLICT): Removed.
17953 2008-05-14 David S. Miller <davem@davemloft.net>
17955 * config/sparc/sparc.c (sparc_profile_hook): If
17956 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17957 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17958 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17960 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17962 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17964 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17967 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17968 and op1 expansion before vector concat to have less live pseudos.
17970 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17972 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17973 ix86_expand_vector_set if supported.
17975 2008-05-13 Diego Novillo <dnovillo@google.com>
17976 Kenneth Zadeck <zadeck@naturalbridge.com>
17978 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17980 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17981 phinodes_print_statistics, init_ssanames, fini_ssanames,
17982 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17983 release_ssa_name, release_defs, replace_ssa_name_symbol,
17984 ssanames_print_statistics): Move ...
17985 * tree-flow.h: ... here.
17986 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17987 Use FN instead of cfun.
17988 (make_ssa_name_fn): Rename from make_ssa_name.
17989 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17990 * tree-flow-inline.h (make_ssa_name): Move from
17991 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17992 * omp-low.c (expand_omp_parallel):
17993 * tree-flow-inline.h (redirect_edge_var_map_result):
17994 * tree-ssa.c (init_tree_ssa): Add argument FN.
17995 Use it instead of cfun. Update all users.
17997 2008-05-13 Tom Tromey <tromey@redhat.com>
17999 PR preprocessor/22168:
18000 * doc/cpp.texi (Top): Update menu.
18001 (Alternatives to Wrapper #ifndef): New node.
18002 (Other Directives): Document deprecation.
18003 (Obsolete Features): Remove menu.
18004 (Assertions): Merge node into Obsolete Features.
18005 (Obsolete once-only headers): Move earlier; rename to Alternatives
18006 to Wrapper #ifndef.
18007 * doc/cppopts.texi: Update.
18008 * c.opt (Wdeprecated): Enable for C and ObjC.
18009 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18010 (C++ Dialect Options): Move -Wno-deprecated from here to...
18011 (Warning Options): ... here.
18013 2008-05-13 Richard Guenther <rguenther@suse.de>
18015 PR middle-end/36227
18016 * fold-const.c (fold_sign_changed_comparison): Do not allow
18017 changes in pointer-ness.
18019 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18022 * config/sh/sh.c (sh_expand_prologue): Don't clear
18023 RTX_FRAME_RELATED_P for push insns.
18025 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18027 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18029 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18031 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18032 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18033 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18035 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18037 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18038 (*vec_concatv4sf_sse): This.
18039 (*sse2_concatv2si): Renamed to ...
18040 (*vec_concatv2si_sse2): This.
18041 (*sse1_concatv2si): Renamed to ...
18042 (*vec_concatv2si_sse): This.
18043 (*vec_concatv2di_rex): Renamed to ...
18044 (*vec_concatv2di_rex64): This.
18045 (*vec_concatv2si_sse4_1): New.
18046 (*vec_concatv2di_rex64_sse4_1): Likewise.
18048 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18050 PR rtl-optimization/36111
18051 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18052 that was created for swappable operands.
18054 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18057 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18058 * configure.ac: Add call to ACX_PROG_GNAT.
18060 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18062 * optc-gen.awk: Fix comment typo.
18064 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18066 * pretty-print.c (pp_integer_with_precision): Use
18067 HOST_LONG_LONG_FORMAT.
18069 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18071 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18073 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18075 * config/i386/i386.c (bdesc_ptest): Removed.
18076 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18077 (bdesc_args): Add __builtin_ia32_ptestz128,
18078 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18079 (ix86_init_mmx_sse_builtins): Updated.
18080 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18081 (ix86_expand_builtin): Updated.
18083 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18085 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18086 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18088 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18090 * value-prof.c (interesting_stringop_to_profile): Do not
18091 return early for BUILT_IN_MEMPCPY.
18093 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18095 * calls.c (expand_call): Don't use callgraph to increase
18096 preferred_stack_boundary.
18098 * cgraph.h (cgraph_rtl_info): Use unsigned on
18099 preferred_incoming_stack_boundary.
18101 * final.c (rest_of_clean_state): Use unsigned on
18102 preferred_stack_boundary.
18104 2008-05-09 Tom Tromey <tromey@redhat.com>
18106 PR preprocessor/22231:
18107 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18110 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18112 PR tree-optimization/36129
18113 * tree-ssa-ccp.c: Include value-prof.h.
18114 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18115 built-in function was folded to a constant.
18116 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18118 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18119 Sebastian Pop <sebastian.pop@amd.com>
18121 * tree-scalar-evolution.c: Document instantiate_scev.
18122 (instantiate_parameters_1): Renamed instantiate_scev_1.
18123 Don't use the same loop for instantiation_loop and evolution_loop.
18124 (instantiate_scev): New.
18125 (instantiate_parameters): Moved...
18126 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18127 same loop twice. Maintains the semantics for this function.
18128 * tree-scalar-evolution.h (instantiate_scev): Declare.
18129 (instantiate_parameters): ...here. Now static inline.
18130 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18131 instead of resolve_mixers.
18133 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18135 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18137 2008-05-09 Tomas Bily <tbily@suse.cz>
18139 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18140 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18141 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18142 * c-common.c (c_common_truthvalue_conversion): Likewise.
18143 * tree-object-size.c (compute_object_offset): Likewise.
18144 * tree-inline.c (estimate_num_insns_1): Likewise.
18145 * varasm.c (const_hash_1, compare_constant, copy_constant)
18146 (compute_reloc_for_constant, output_addressed_constants)
18147 (initializer_constant_valid_p): Likewise.
18148 * c-omp.c (check_omp_for_incr_expr): Likewise.
18149 * gimplify.c (gimplify_expr): Likewise.
18150 * c-typeck.c (c_finish_return): Likewise.
18151 * tree-vectorizer.c (supportable_widening_operation)
18152 (supportable_narrowing_operation): Likewise.
18153 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18154 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18155 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18156 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18157 (descr_info_loc): Likewise.
18158 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18159 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18160 (fold_unary): Likewise.
18161 * builtins.c (get_pointer_alignment): Likewise.
18162 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18163 (instantiate_parameters_1): Likewise.
18164 * tree.c (expr_align, stabilize_reference): Likewise.
18165 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18166 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18167 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18168 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18169 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18170 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18172 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18173 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18174 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18175 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18176 (forward_propagate_comparison)
18177 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18178 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18179 * emit-rtl.c (component_ref_for_mem_expr)
18180 (set_mem_attributes_minus_bitpos): Likewise.
18181 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18182 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18184 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18185 (build_function_call, pointer_diff, build_compound_expr)
18186 (c_finish_return): Likewise.
18187 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18188 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18190 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18191 * expr.c (is_aligning_offset): Likewise.
18192 * tree-ssa-alias.c (is_escape_site): Likewise.
18193 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18194 (check_all_va_list_escapes): Likewise.
18195 * tree-ssa-loop-ivopts.c (determine_base_object)
18196 (determine_common_wider_type): Likewise.
18197 * dojump.c (do_jump): Likewise.
18198 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18199 * tree-gimple.c (is_gimple_cast): Likewise.
18200 * fold-const.c (decode_field_reference, )
18201 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18202 (fold_binary): Likewise.
18203 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18204 (already_warned_in_frontend_p): Likewise.
18205 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18206 * tree.c (really_constant_p, get_unwidened): Likewise.
18207 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18208 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18209 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18211 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18213 (CONVERT_EXPR_P): Define.
18214 (CASE_CONVERT): Define.
18216 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18218 PR middle-end/36117
18219 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18220 (delete_unmarked_insns): When deleting a call, call
18221 delete_unreachable_blocks.
18222 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18223 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18225 2008-05-08 Richard Guenther <rguenther@suse.de>
18227 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18228 (-ftree-salias): Likewise.
18229 (salias-max-implicit-fields): Remove param documentation.
18230 (salias-max-array-elements): Likewise.
18231 * tree-pass.h (pass_create_structure_vars): Remove.
18232 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18233 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18234 * tree-ssa-alias.c (create_structure_vars): Remove.
18235 (gate_structure_vars): Likewise.
18236 (pass_create_structure_vars): Likewise.
18237 (gate_build_alias): Likewise.
18238 (pass_build_alias): Adjust to run always and dump the function.
18239 * common.opt (ftree-salias): Hide.
18240 * passes.c (init_optimization_passes): Remove
18241 pass_create_structure_vars, adjust comment.
18242 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18243 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18244 * opts.c (decode_options): Do not set flag_tree_salias.
18245 (common_handle_option): Add OPT_ftree_salias to the backward
18246 compatibility section.
18248 2008-05-08 Richard Guenther <rguenther@suse.de>
18250 * tree-flow-inline.h (var_can_have_subvars): Move ...
18251 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18252 * tree-flow.h (var_can_have_subvars): Remove.
18253 (push_fields_onto_fieldstack): Remove.
18254 (sort_fieldstack): Likewise.
18255 (struct fieldoff): Move ...
18256 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18257 alias_set and base_for_components fields.
18258 (sort_fieldstack): Make static.
18259 (push_fields_onto_fieldstack): Likewise. Remove code that
18260 handles anything but RECORD_TYPEs. Remove alias_set and
18261 base_for_components handling.
18262 (create_variable_info_for): Adjust.
18264 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18266 * common.opt (Wframe-larger-than=): Shorten the help message
18268 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18270 2008-05-08 Rafael Espíndola <espindola@google.com>
18272 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18274 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18275 trap and that both operands are gimple values.
18276 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18277 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18280 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18282 * read-rtl.c (join_c_conditions): Return the first string if the
18283 two strings are equal.
18285 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18287 * gensupport.h (pred_data): Add a "num_codes" field.
18288 (add_predicate_code): Declare.
18289 * gensupport.c (add_predicate_code): New function.
18290 (std_pred_table): Add an "allows_const_p" field.
18291 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18292 Remove the (incomplete) list of such codes from the codes field.
18293 (init_predicate_table): Use add_predicate_code. Add all
18294 RTX_CONST_OBJs if allows_const_p is true.
18295 * genrecog.c (process_define_predicate): Use add_predicate_code.
18297 2008-05-08 David Daney <ddaney@avtrex.com>
18298 Richard Sandiford <rsandifo@nildram.co.uk>
18300 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18301 special case of constant zero operands.
18302 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18303 old and new values. Special case constant zero values.
18304 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18306 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18307 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18309 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18312 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18313 similar RTX_CONST_OBJ before CONST_INT.
18315 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18317 * stmt.c (expand_stack_restore): Change sa mode if needed.
18319 2008-05-08 Richard Guenther <rguenther@suse.de>
18321 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18322 return type to bool.
18323 (ix86_sol10_return_in_memory): Likewise.
18324 (ix86_i386elf_return_in_memory): Likewise.
18325 (ix86_i386interix_return_in_memory): Likewise.
18326 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18327 (ix86_sol10_return_in_memory): Likewise.
18328 (ix86_i386elf_return_in_memory): Likewise.
18329 (ix86_i386interix_return_in_memory): Likewise.
18331 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18334 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18336 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18337 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18340 2008-05-08 Richard Guenther <rguenther@suse.de>
18342 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18343 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18344 (DR_SUBVARS): Remove.
18345 * tree-dfa.c (dump_subvars_for): Remove.
18346 (debug_subvars_for): Likewise.
18347 (dump_variable): Do not dump subvars.
18348 (remove_referenced_var): Do not remove subvars.
18349 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18350 (lookup_subvars_for_var): Remove.
18351 (get_subvars_for_var): Likewise.
18352 (get_subvars_at): Likewise.
18353 (get_first_overlapping_subvar): Likewise.
18354 (overlap_subvar): Likewise.
18355 * tree-flow.h (subvar_t): Remove.
18356 (struct var_ann_d): Remove subvars field.
18357 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18358 argument. Remove special handling of SFTs.
18359 (compute_tag_properties): Likewise.
18360 (set_initial_properties): Likewise.
18361 (compute_call_clobbered): Likewise.
18362 (count_mem_refs): Likewise.
18363 (compute_memory_partitions): Likewise.
18364 (compute_flow_insensitive_aliasing): Likewise.
18365 (setup_pointers_and_addressables): Likewise.
18366 (new_type_alias): Likewise.
18367 (struct used_part): Remove.
18368 (used_portions): Likewise.
18369 (struct used_part_map): Likewise.
18370 (used_part_map_eq): Likewise.
18371 (used_part_map_hash): Likewise.
18372 (free_used_part_map): Likewise.
18373 (up_lookup): Likewise.
18374 (up_insert): Likewise.
18375 (get_or_create_used_part_for): Likewise.
18376 (create_sft): Likewise.
18377 (create_overlap_variables_for): Likewise.
18378 (find_used_portions): Likewise.
18379 (create_structure_vars): Likewise.
18380 * tree.def (STRUCT_FIELD_TAG): Remove.
18381 * tree.h (MTAG_P): Adjust.
18382 (struct tree_memory_tag): Remove base_for_components and
18383 unpartitionable flags.
18384 (struct tree_struct_field_tag): Remove.
18385 (SFT_PARENT_VAR): Likewise.
18386 (SFT_OFFSET): Likewise.
18387 (SFT_SIZE): Likewise.
18388 (SFT_NONADDRESSABLE_P): Likewise.
18389 (SFT_ALIAS_SET): Likewise.
18390 (SFT_UNPARTITIONABLE_P): Likewise.
18391 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18392 (union tree_node): Remove sft field.
18393 * alias.c (get_alias_set): Remove special handling of SFTs.
18394 * print-tree.c (print_node): Remove handling of SFTs.
18395 * tree-dump.c (dequeue_and_dump): Likewise.
18396 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18397 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18398 * tree-predcom.c (set_alias_info): Do not set subvars.
18399 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18400 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18401 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18402 (add_vars_for_offset): Remove.
18403 (add_virtual_operand): Remove special handling of SFTs.
18404 (add_call_clobber_ops): Likewise.
18405 (add_call_read_ops): Likewise.
18406 (get_asm_expr_operands): Likewise.
18407 (get_modify_stmt_operands): Likewise.
18408 (get_expr_operands): Likewise.
18409 (add_to_addressable_set): Likewise.
18410 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18411 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18412 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18413 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18414 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18415 (tree_node_structure): Likewise.
18416 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18418 (find_what_p_points_to): Likewise.
18420 2008-05-08 Sa Liu <saliu@de.ibm.com>
18422 * config/spu/spu.md: Fixed subti3 pattern.
18424 2008-05-08 Richard Guenther <rguenther@suse.de>
18426 PR middle-end/36154
18427 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18428 sure to create a representative for trailing arrays for PTA.
18430 2008-05-08 Richard Guenther <rguenther@suse.de>
18432 PR middle-end/36172
18433 * fold-const.c (operand_equal_p): Two objects which types
18434 differ in pointerness are not equal.
18436 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18438 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18439 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18440 (emit_library_call_value_1): Add new variable fndecl initialized by
18441 NULL_TREE. It should be the decl type of orgfun, but this information
18442 seems not to be available here, so it uses the default calling abi.
18443 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18444 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18445 by TARGET_RETURN_IN_MEMORY.
18446 * config/i386/i386-interix.h: Likewise.
18447 * config/i386/i386.h: Likewise.
18448 * config/i386/i386elf.h: Likewise.
18449 * config/i386/ptx4-i.h: Likewise.
18450 * config/i386/sol2-10.h: Likewise.
18451 * config/i386/sysv4.h: Likewise.
18452 * config/i386/vx-common.h: Likewise.
18453 * config/cris/cris.h: Removed #if 0 clause.
18454 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18455 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18457 (ix86_sol10_return_in_memory): Likewise.
18458 (ix86_i386elf_return_in_memory): New.
18459 (ix86_i386interix_return_in_memory): New.
18460 * config/mt/mt-protos.h (mt_return_in_memory): New.
18461 * config/mt/mt.c: Likewise.
18462 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18463 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18464 * config/bfin/bfin.h: Likewise.
18465 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18467 * config/bfin/bfin.c: Likewise.
18468 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18469 * config/alpha/unicosmk.h: Likewise.
18470 * config/i386/cygming.h: Likewise.
18471 * config/iq2000/iq2000.h: Likewise.
18472 * config/mips/mips.h: Likewise.
18473 * config/mn10300/mn10300.h: Likewise.
18474 * config/rs6000/rs6000.h: Likewise.
18475 * config/score/score.h: Likewise.
18476 * config/spu/spu.h: Likewise.
18477 * config/v850/v850.h: Likewise.
18478 * defaults.h: Likewise.
18479 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18480 * expr.c (emit_block_move): Adjust use of
18481 OUTGOING_REG_PARM_STACK_SPACE.
18482 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18483 OUTGOING_REG_PARM_STACK_SPACE.
18484 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18486 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18488 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18489 on OMP_RETURN for OMP_FOR.
18492 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18493 (fortran_common): New function.
18494 (gen_variable_die): Call fortran_common instead of common_check,
18495 adjust for it returning tree instead of rtx. Formatting.
18497 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18501 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18502 * c-decl.c (merge_decls): Ditto.
18503 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18504 to RTL_CONST_OR_PURE_CALL_P.
18505 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18506 Initialized DECL_LOOPING_CONST_PURE.
18507 (process_call_operands): Set tree_side_effects properly.
18508 * tree.h (TREE_READONLY_DECL_P): Removed.
18509 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18510 (DECL_LOOPING_OR_CONST_P): New macro.
18511 (struct tree_function_decl): Added looping_const_or_pure_p.
18512 (ECF_*) Renumbered.
18513 (ECF_LOOPING_OR_CONST_P): New macro.
18514 * rtlanal.c (pure_const_p): Removed.
18515 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18516 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18517 to RTL_CONST_CALL_P.
18518 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18519 (check_decl, check_tree, check_call, scan_function): Initialize
18521 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18522 (static_execute): Set looping true for recursive functions.
18523 Undo setting state to IPA_NEITHER for recursive functions.
18524 * cse.c (cse_insn):
18525 * ifcvt.c (noce_can_store_speculate_p): Changed
18526 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18527 RTL_CONST_OR_PURE_CALL_P.
18528 * dse.c (scan_insn): Ditto.
18529 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18530 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18531 RTL_CONST_OR_PURE_CALL_P.
18532 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18533 pure_call_p to RTL_CONST_CALL_P.
18534 * gimplify.c (gimplify_call_expr): Clear side effects for
18535 non-looping pure and constant calls.
18536 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18537 (flags_from_decl_or_type): Set ecf flags from decl flags.
18538 (initialize_argument_information): Turn off
18539 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18540 Change const to pure if callee_copies is true rather than just
18542 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18543 way of marking pure calls.
18544 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18545 Remove hack that was supposed to fix pr7335 and remove old
18546 way of marking pure calls.
18547 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18548 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18549 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18550 RTL_CONST_OR_PURE_CALL_P.
18551 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18552 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18553 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18554 * sched-deps.c (schedule_analyze): Ditto.
18555 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18556 return_val field of calls to represent pure and const function info.
18557 (CONST_OR_PURE_CALL_P): Deleted macro.
18558 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18559 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18560 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18562 * tree-optimize.c (execute_fixup_cfg): Added test for
18563 ECF_LOOPING_CONST_OR_PURE.
18564 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18566 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18567 effects for looping pure or const calls.
18568 (verify_gimple_expr): Added verification code.
18569 * config/alpha/alpha.c (alpha_legitimize_address,
18570 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18572 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18573 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18574 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18575 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18576 RTL_CONST_OR_PURE_CALL_P.
18577 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18578 and const calls to be deleted.
18580 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18583 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18584 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18585 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18586 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18587 to handle nonimmediate operands.
18588 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18589 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18590 to handle nonimmediate operands.
18591 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18592 (mmx_pmulhrwv4hi3): New expander. Use
18593 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18594 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18595 (sse2_umulv1siv1di3): New expander. Use
18596 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18597 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18598 (mmx_eq<mode>3): New expander. Use
18599 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18600 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18601 (mmx_uavgv8qi3): New expander. Use
18602 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18603 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18604 (mmx_uavgv4hi3): New expander. Use
18605 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18607 * config/i386/sse.md
18608 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18609 to handle nonimmediate operands.
18610 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18611 to handle nonimmediate operands.
18612 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18613 to handle nonimmediate operands.
18614 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18615 to handle nonimmediate operands.
18616 (sse2_unpckhpd_exp): New expander. Use
18617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18618 (sse2_unpcklpd_exp): New expander. Use
18619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18620 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18621 to handle nonimmediate operands.
18622 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18623 to handle nonimmediate operands.
18624 (*sse2_<plusminus_insn><mode>3): Rename from
18625 sse2_<plusminus_insn><mode>3 insn pattern.
18626 (sse2_<plusminus_insn><mode>3): New expander. Use
18627 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18628 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18629 (sse2_umulv2siv2di3): New expander. Use
18630 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18631 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18632 (sse4_1_mulv2siv2di3): New expander. Use
18633 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18634 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18635 (sse2_pmaddwd): New expander. Use
18636 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18637 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18638 (sse2_eq<mode>3): New expander. Use
18639 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18640 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18641 (sse4_1_eqv2di3): New expander. Use
18642 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18643 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18644 (sse2_uavgv16qi3): New expander. Use
18645 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18646 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18647 (sse2_uavgv16qi3): New expander. Use
18648 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18649 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18650 (sse2_uavgv8hi3): New expander. Use
18651 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18652 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18653 (ssse3_pmulhrswv8hi3): New expander. Use
18654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18655 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18656 (ssse3_pmulhrswv4hi3): New expander. Use
18657 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18659 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18660 (<sse>_vmmul<mode>3): Ditto.
18661 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18663 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18664 (ssse3_pmaddubsw): Ditto.
18666 * config/i386/i386.c (struct_builtin_description)
18667 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18668 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18669 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18670 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18671 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18672 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18673 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18674 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18675 (ix86_fixup_binary_operands): Assert that src1
18676 and src2 must have the same mode when swapped.
18677 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18678 and ix86_binary_operator_ok. Do not force operands in registers
18681 2008-05-07 Jan Hubicka <jh@suse.cz>
18683 * cgraph.c (dump_cgraph_node): Update.
18684 * cgraph.h (cgraph_local_info): Break out inline summary.
18685 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18687 * ipa-inline (inline_summary): New accestor function.
18688 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18689 cgraph_decide_inlining, compute_inline_parameters): Update.
18690 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18692 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18694 Cleanup ColdFire scheduling support and add V4 pipeline model.
18696 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18697 (define_attr cpu): Add cfv4 value.
18698 (define_attr type, define_attr type1): Merge into a single 'type'
18699 attribute. Update all uses.
18700 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18701 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18703 (define_attr opx_mem, define_attr opy_mem): Remove.
18704 (define_attr op_mem): Clean up, update comment.
18705 (define_attr size): Use specific values instead of general int.
18706 (define_attr guess, define_attr split): Remove. Update all uses.
18707 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18708 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18709 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18710 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18711 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18712 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18713 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18714 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18715 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18716 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18717 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18718 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18719 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18720 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18721 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18722 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18723 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18724 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18725 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18726 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18727 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18728 Update or set attributes.
18729 (stack_tie): New fake instruction.
18731 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18732 (m68k_sched_attr_size): Update declaration.
18733 (m68k_sched_attr_type2): Remove.
18734 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18735 Declare new bypass predicates.
18737 * config/m68k/m68k.c (m68k_sched_issue_rate,
18738 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18740 (TARGET_SCHED_ISSUE_RATE,
18741 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18742 (override_options): Handle scheduling for ColdFire V4 core.
18743 (m68k_expand_prologue): Emit stack_tie.
18744 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18745 'OP_TYPE_FPN'. Update all uses.
18746 (sched_guess_p): Remove.
18747 (sched_address_type): Handle symbolic addresses.
18748 (sched_get_operand): New static function.
18749 (sched_operand_type): Merge into sched_attr_op_type.
18750 (sched_attr_op_type): Handle FP registers, handle quick constants,
18752 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18753 (m68k_sched_attr_size): Update. Move logic to ...
18754 (sched_get_attr_size_int): New static function.
18755 (sched_get_opxy_mem_type): New static function.
18756 (m68k_sched_attr_op_mem): Update.
18757 (m68k_sched_attr_type2): Remove.
18758 (sched_cfv4_bypass_data): New static variable.
18759 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18760 (m68k_sched_issue_rate): Implement scheduler hook.
18761 (struct _sched_ib: enabled_p): New field.
18762 (m68k_sched_variable_issue): Update. Handle V4.
18763 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18764 sched_dump_class_func_t, sched_dump_split_class,
18765 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18766 sched_dump_dfa_class, m68k_sched_dump): Remove.
18767 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18769 (m68k_sched_init_global): Remove statisctics dumping, introduce
18770 sanity check that all instructions have pipeline reservations. Handle
18772 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18773 Handle ColdFire V4 core.
18774 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18775 New static functions.
18776 (m68k_sched_address_bypass_p): New bypass predicate.
18777 (sched_get_indexed_address_scale): New static function.
18778 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18780 * cf.md: Update comments.
18781 (define_attr type2): Remove. Use 'type' attribute instead.
18783 (cf_ib): Rename to cfv123_ib. Update all uses.
18784 (cf_oep): Rename to cfv123_oep. Update all uses.
18785 (cf_chr): Rename to cfv123_chr. Update all uses.
18786 (cf_mem): Rename to cfv123_mem. Update all uses.
18787 (cf_mac): Move to more appropriate place.
18788 (cfv123_guess): New automaton and cpu_unit.
18789 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18790 Update uses of 'size' attribute. Handle before reload scheduling.
18791 (cfv123_guess): New dummy reservation for unhandled instructions.
18792 (cfv4_*): Pipeline description of ColdFire V4 core.
18793 (ignore): New reservation to handle 'ignore' type.
18795 2008-05-07 Ian Lance Taylor <iant@google.com>
18797 PR middle-end/36013
18798 * gimplify.c (find_single_pointer_decl_1): Don't look through
18800 (find_single_pointer_decl): Adjust comments.
18802 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18804 PR middle-end/36137
18805 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18806 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18808 PR middle-end/36106
18809 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18810 integral type rather than floating point, then VIEW_CONVERT_EXPR
18811 to the floating point type.
18813 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18815 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18816 TFmode op0 to register.
18818 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18820 * c-decl.c (grokdeclarator): Comment typo.
18822 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18824 * tree-flow.h: Remove prototype for computed_goto_p.
18825 * tree-cfg.c (computed_goto_p): Make static.
18827 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18830 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18831 (contains_aligned_value_p): This. Handle _Decimal128.
18832 (ix86_function_arg_boundary): Only align _Decimal128 to its
18833 natural boundary and handle it properly.
18835 2008-05-06 Martin Jambor <mjambor@suse.cz>
18837 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18838 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18839 (ipcp_method_set_orig_node): Removed.
18840 (ipcp_cval_get_cvalue_type): Removed.
18841 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18842 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18843 (ipcp_cval_set_cvalue_type): Removed.
18844 (ipcp_cval_get_cvalue): Removed.
18845 (ipcp_cval_set_cvalue): Removed.
18846 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18847 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18848 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18849 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18850 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18851 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18852 (ipcp_get_ith_lattice): Changed parameters.
18853 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18854 (ipcp_lattice_from_jfunc): Changed parameters.
18855 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18856 (ipcp_method_cval_print): Added temporary variable info.
18857 (ipcp_redirect): Removed already unused local variable caller.
18858 (ipcp_redirect): New temporary variable orig_callee_info
18859 (ipcp_redirect): Removed newly unused local variable callee.
18860 (ipcp_redirect): Removed (a bit confusing) local variable type.
18861 (ipcp_insert_stage): Added local variable info.
18862 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18864 (ipcp_formal_create): Removed.
18865 (ipcp_method_cval_set): Removed.
18866 (ipcp_propagate_stage): Renamed lattice variables.
18867 (ipcp_method_cval_set_cvalue_type): Removed.
18868 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18869 (ipcp_print_all_lattices): Changed printed strings to refer to
18870 lattices rather than cvals.
18871 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18872 (ipcp_propagate_const): Changed formal parameters.
18873 (build_const_val): Changed formal parameters.
18874 (ipcp_insert_stage): Removed useless variable cvalue
18875 (build_const_val): Changed formal parameters.
18876 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18877 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18878 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18879 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18880 (ipcp_print_func_profile_counts): Changed string from "method" to
18882 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18883 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18884 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18885 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18886 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18887 (ipcp_lat_is_const): Changed parameters and made inline.
18888 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18889 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18890 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18891 the predicate condition directly
18892 (ipcp_propagate_stage): Added local variable args. Removed local
18893 variable callee. (Both are mere code simplifications.)
18894 (ipcp_method_dont_insert_const): Renamed to
18895 ipcp_node_not_modifiable_p.
18896 (ipcp_node_not_modifiable_p): Made inline.
18897 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18898 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18899 (ipcp_print_all_lattices): Removed variable cvalue
18900 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18903 2008-05-06 Olivier Hainque <hainque@adacore.com>
18905 * tree-sra.c (try_instantiate_multiple_fields): Early return
18906 if field has POINTER_TYPE.
18908 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18910 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18911 by using 'q' specifier for instruction.
18912 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18914 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18916 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18917 Change mode of zero_extract from QImode to HImode.
18918 (sign bit tests peepholes): (Ditto.).
18920 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18922 * config/i386/mmx.md: Remove double backslashes from asm templates.
18923 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18924 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18925 to handle nonimmediate operands.
18926 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18927 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18928 to handle nonimmediate operands.
18929 (*mmx_<code>v2sf3_finite): New insn pattern.
18930 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18931 (mmx_<code>v2sf3): New expander. Use
18932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18933 (mmx_<plusminus_insn><mode>3): New expander. Use
18934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18935 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18936 (mmx_add<mode>3): Removed.
18937 (mmx_ssadd<mode>3): Ditto.
18938 (mmx_usadd<mode>3): Ditto.
18939 (mmx_sub<mode>3): Ditto.
18940 (mmx_sssub<mode>3): Ditto.
18941 (mmx_ussub<mode>3): Ditto.
18942 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18943 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18944 to handle nonimmediate operands.
18945 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18947 (mmx_smulv4hi3_highpart): New expander. Use
18948 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18949 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18951 (mmx_umulv4hi3_highpart): New expander. Use
18952 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18953 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18954 (mmx_<code>v4hi3): New expander. Use
18955 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18956 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18957 (mmx_<code>v8qi3): New expander. Use
18958 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18959 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18960 (mmx_<code><mode>3): New expander. Use
18961 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18963 2008-05-05 Jan Hubicka <jh@suse.cz>
18965 PR tree-optimization/36118
18966 * passes.c (pass_init_dump_file): Fix dump header.
18968 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18970 PR middle-end/36141
18971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18972 VCE for function decls.
18974 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18976 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18978 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18980 * config/i386/i386.md (sat_plusminus): New.
18981 (plusminus_insn): Likewise.
18982 (plusminus_mnemonic): Likewise.
18984 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18985 (*<addsub><mode>3_cc_overflow): Renamed to ...
18986 (*<plusminus_insn><mode>3_cc_overflow): This.
18987 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18988 (*<plusminus_insn>si3_zext_cc_overflow): This.
18990 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18991 (<plusminus_insn><mode>3): This.
18992 (*<addsub><mode>3): Renamed to ...
18993 (*<plusminus_insn><mode>3): This.
18994 (<sse>_vm<addsub><mode>3): Renamed to ...
18995 (<sse>_vm<plusminus_insn><mode>3): This.
18996 (sse3_h<addsub>v4sf3): Renamed to ...
18997 (sse3_h<plusminus_insn>v4sf3): This.
18998 (sse3_h<addsub>v2df3): Renamed to ...
18999 (sse3_h<plusminus_insn>v2df3): This.
19000 (<plusminus_insn><mode>3): New.
19001 (*<plusminus_insn><mode>3): Likewise.
19002 (sse2_<plusminus_insn><mode>3): Likewise.
19003 (add<mode>): Removed.
19004 (*add<mode>3): Likewise.
19005 (sse2_ssadd<mode>3): Likewise.
19006 (sse2_usadd<mode>3): Likewise.
19007 (sub<mode>3): Likewise.
19008 (*sub<mode>3): Likewise.
19009 (sse2_sssub<mode>3): Likewise.
19010 (sse2_ussub<mode>3): Likewise.
19012 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19014 * gthr-single.h: Add in required interface elements as per gthr.h.
19015 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19016 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19017 Generalize UNUSED macro.
19018 (__gthread_once): Add.
19019 (__gthread_key_create): Add.
19020 (__gthread_key_delete): Add.
19021 (__gthread_getspecific): Add.
19022 (__gthread_setspecific): Add.
19024 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19026 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19027 the same size types for the indirect reference on the rhs, then
19030 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19032 * config/i386/i386.md
19033 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19034 one insn template instead of template series.
19035 (*xordi_1_rex64): Ditto.
19036 (*xordi_2_rex64): Ditto.
19038 2008-05-05 Ira Rosen <irar@il.ibm.com>
19040 PR tree-optimization/36119
19041 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19044 2008-06-04 Jan Hubicka <jh@suse.cz>
19046 tree-optimization/36100
19047 * tree-pass.h (pass_O0_always_inline): Declare.
19048 * ipa-inline.c (inline_transform): Remove dead code.
19049 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19050 pass_O0_always_inline): New.
19051 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19053 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19055 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19056 mnemonic in this_param move for TARGET_64BIT.
19058 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19060 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19061 (*strmovsi_rex_1): Ditto.
19062 (*strsetsi_1): Ditto.
19063 (*strsetsi_rex_1): Ditto.
19065 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19066 adddicc expanders using SWI mode iterator.
19068 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19071 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19074 2008-05-04 David S. Miller <davem@davemloft.net>
19076 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19077 (sparc*-*-linux*): Use linux.h in tm_file.
19078 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19079 compiler defaulting to 32-bit.
19080 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19082 * config/sparc/linux.h: Remove definitions now obtained
19083 properly from linux.h
19084 * config/sparc/linux64.h: Likewise.
19085 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19086 don't want this setting for 32-bit builds in a biarch compiler.
19087 * doc/install.texi: Add sparc-linux to list of targets
19088 supporting --enable-targets=all.
19090 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19092 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19094 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19096 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19097 after V4SI_FTYPE_V8HI.
19098 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19099 case V4SI_FTYPE_V2DF.
19101 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19103 * doc/invoke.texi (max-flow-memory-locations): Removed.
19104 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19106 2008-05-03 Richard Guenther <rguenther@suse.de>
19108 PR middle-end/34973
19109 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19111 2008-05-02 David S. Miller <davem@davemloft.net>
19113 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19115 2008-05-02 Simon Baldwin <simonb@google.com>
19118 * c-common.h (warn_array_subscript_range): Removed.
19119 * c-common.c (warn_array_subscript_range): Ditto.
19120 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19121 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19123 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19125 * config/i386/i386.c (ix86_special_builtin_type): New.
19126 (bdesc_special_args): Likewise.
19127 (ix86_expand_special_args_builtin): Likewise.
19128 (ix86_init_mmx_sse_builtins): Updated.
19129 (ix86_expand_builtin): Updated.
19130 (ix86_expand_store_builtin): Removed.
19131 (ix86_expand_unop_builtin): Likewise.
19133 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19134 * config/i386/mmintrin.h (__v2sf): Here.
19136 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19138 (_mm_loadl_pi): Likewise.
19139 (_mm_storeh_pi): Replace __v2si with __v2sf.
19140 (_mm_storel_pi): Likewise.
19142 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19143 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19144 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19145 __builtin_ia32_loadlpd.
19147 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19149 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19150 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19151 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19152 (ix86_init_mmx_sse_builtins): Updated.
19153 (ix86_expand_args_builtin): Likewise.
19154 (ix86_expand_builtin): Likewise.
19155 (ix86_expand_unop1_builtin): Renamed to ...
19156 (ix86_expand_unop_vec_merge_builtin): This.
19158 2008-05-01 Jan Hubicka <jh@suse.cz>
19161 * ipa-inline.c (inline_generate_summary): Make static.
19162 (inline_transform): Do not call inlining at -O0; make static.
19163 * passes.c (execute_todo): Add sanity check.
19164 (execute_one_ipa_transform_pass): Execute proper flags.
19166 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19168 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19169 (DECL_NONADDRESSABLE_P): Likewise.
19170 * alias.c (record_component_aliases): Fix comment.
19172 2008-05-01 Simon Baldwin <simonb@google.com>
19174 * c-common.h (warn_array_subscript_range): New function.
19175 * c-common.c (warn_array_subscript_range): Ditto.
19176 * tree-vrp.c (check_array_ref): Corrected code to agree with
19177 comment, ignoring only arrays of size 0 or size 1.
19178 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19180 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19182 * config/i386/i386.c (ix86_builtin_type): Replace
19183 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19184 (bdesc_args): Updated.
19185 (ix86_init_mmx_sse_builtins): Likewise.
19186 (ix86_expand_args_builtin): Likewise.
19188 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19191 * doc/extend.texi: Correct __builtin_ia32_palignr.
19193 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19196 * config/i386/i386.c (bdesc_crc32): Removed.
19197 (ix86_expand_crc32): Likewise.
19198 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19199 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19200 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19201 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19202 UINT_FTYPE_UINT_UCHAR.
19203 (bdesc_args): Updated. Add crc32 builtins.
19204 (ix86_init_mmx_sse_builtins): Updated.
19205 (ix86_expand_args_builtin): Updated to support subreg.
19207 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19209 2008-05-01 Jan Hubicka <jh@suse.cz>
19211 * tree-pass.h (opt_pass): Add IPA_PASS.
19212 (varpool_node, cgraph_node): Forward declare.
19213 (ipa_opt_pass): Define.
19214 (pass_ipa_inline): Turn into ipa_opt_pass.
19215 (pass_apply_inline): Remove.
19216 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19217 (apply_inline): Turn into ....
19218 (inline_transform): ... this one.
19219 (inline_generate_summary): New function.
19220 (pass_apply_inline): Remove.
19221 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19223 (struct function): Add ipa_transforms_to_apply.
19224 * passes.c (register_one_dump_file): Work on IPA_PASS.
19225 (init_optimization_passes): Remove pass_inline_parameters and
19227 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19228 (execute_one_pass) ... here; apply transforms when possible.
19229 (add_ipa_transform_pass, execute_ipa_summary_asses,
19230 execute_one_ipa_transform_pass): New.
19231 (execute_ipa_pass_list): Update for IPA_PASS type.
19233 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19235 * config/i386/i386.c (ix86_builtin_type): Add
19236 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19237 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19238 (bdesc_args): Add SSE4a builtins.
19239 (ix86_init_mmx_sse_builtins): Updated.
19240 (ix86_expand_args_builtin): Likewise.
19241 (ix86_expand_builtin): Likewise.
19243 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19245 * config/i386/i386.c (ix86_builtin_type): Add
19246 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19247 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19248 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19249 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19250 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19251 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19252 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19253 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19254 and DI_FTYPE_DI_DI_INT.
19255 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19256 (ix86_init_mmx_sse_builtins): Updated.
19257 (ix86_expand_args_builtin): Likewise.
19258 (ix86_expand_builtin): Likewise.
19259 (ix86_expand_binop_imm_builtin): Removed.
19261 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19263 2008-04-30 Richard Guenther <rguenther@suse.de>
19265 PR tree-optimization/32921
19266 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19268 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19270 * config/arm/arm.c (arm_unwind_emit): Use
19271 crtl->all_throwers_are_sibcalls instead of
19272 cfun->all_throwers_are_sibcalls.
19273 (arm_output_fn_unwind): Likewise.
19274 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19275 instead of cfun->uses_pic_offset_table.
19276 (frv_expand_prologue): Likewise.
19277 (frv_frame_pointer_required): Likewise.
19278 (frv_expand_fdpic_call): Likewise.
19279 (frv_emit_movsi): Likewise.
19280 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19281 cfun->returns_pcc_struct instead of
19282 current_function_returns_pcc_struct.
19283 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19284 instead of cfun->calls_eh_return.
19285 (m32c_pushm_popm): Likewise.
19286 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19287 "extern" declaration.
19289 2008-04-30 Richard Guenther <rguenther@suse.de>
19291 PR tree-optimization/21636
19292 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19294 (evaluate_stmt): Print the likely value.
19295 (ccp_visit_stmt): Avoid excessive vertical spacing.
19297 2008-04-30 Rafael Espíndola <espindola@google.com>
19299 * builtins.c (fold_call_expr): Return realret.
19300 * tree-ssa-threadedge.c
19301 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19302 __builtin_object_size.
19304 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19306 * gcc.c (wrapper_string): New variable.
19307 (insert_wrapper): New function.
19308 (execute): New option -wrapper.
19309 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19311 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19313 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19314 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19315 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19317 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19318 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19319 config/rs6000/e500crtres64gprctr.asm,
19320 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19321 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19322 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19323 config/rs6000/e500crtsav64gprctr.asm,
19324 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19325 config/rs6000/e500crtsavg64gprctr.asm: New files.
19326 * config/rs6000/t-ppccomm: Add build rules for new files.
19327 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19328 * config/rs6000/t-netbsd: Add build rules for new files.
19329 (LIB2FUNCS_STATIC_EXTRA): New variable.
19330 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19331 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19332 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19334 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19336 * config/i386/i386.c (ix86_builtin_type): Add
19337 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19338 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19339 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19340 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19341 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19342 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19343 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19344 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19345 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19346 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19347 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19348 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19349 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19350 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19351 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19352 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19353 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19354 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19355 V1DI_FTYPE_V2SI_V2SI.
19356 (bdesc_2arg): Moved to ...
19357 (bdesc_args): Here.
19358 (ix86_init_mmx_sse_builtins): Updated.
19359 (ix86_expand_args_builtin): Updated. Take a pointer
19360 to const struct builtin_description. Handle comparison
19362 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19363 (ix86_expand_builtin): Updated.
19365 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19366 (ssse3_pmaddubsw128): This.
19367 (ssse3_pmaddubswv4hi3): Renamed to ...
19368 (ssse3_pmaddubsw): This.
19370 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19371 (__builtin_ia32_packssdw128): Likewise.
19372 (__builtin_ia32_packuswb128): Likewise.
19373 (__builtin_ia32_pmaddubsw): Likewise.
19374 (__builtin_ia32_pmaddubsw128): Likewise.
19376 2008-04-30 Richard Guenther <rguenther@suse.de>
19378 PR tree-optimization/14847
19379 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19380 (recognize_bits_test): Use it.
19381 (recognize_single_bit_test): Likewise.
19383 2008-04-30 Martin Jambor <mjambor@suse.cz>
19385 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19386 instead of setting number of formal parameters to zero.
19387 (ipcp_init_stage): Do not set the number of actual parameters to zero
19389 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19390 which are called with variable number of arguments.
19391 (ipcp_insert_stage): Explicitely skipping all nodes which are
19392 called with variable number of arguments.
19393 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19394 number of parameters.
19396 * ipa-prop.h (struct ipa_node_params): Added flag
19397 called_with_var_arguments
19398 (ipa_set_param_count): Added. Changed sole setter to use it.
19399 (ipa_get_param_count): Added. All readers of param_count
19400 converted to use it instead.
19401 (ipa_set_called_with_variable_arg): Added.
19402 (ipa_is_called_with_var_arguments): Added.
19403 (ipa_get_ith_param): Added. All readers of param_decls converted
19405 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19407 (ipa_get_cs_argument_count): Added, all readers of argument_count
19409 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19412 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19413 (struct ipcp_lattice): Renamed cval_type to type
19414 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19416 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19417 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19418 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19419 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19420 (build_const_val): Changed the type of parameter cvalue to tree
19421 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19422 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19424 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19427 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19428 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19429 (ipa_add_method): Renamed to ipa_push_func_to_list
19430 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19431 (ipa_callsite_param_count): Removed.
19432 (ipa_callsite_param_count_set): Removed.
19433 (ipa_callsite_param): Removed.
19434 (ipa_callsite_callee): Removed.
19435 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19436 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19437 (ipa_method_formal_count): Removed.
19438 (ipa_method_formal_count_set): Removed.
19439 (ipa_method_get_tree): Removed.
19440 (ipa_method_tree_map_create): Removed.
19441 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19442 (ipa_create_param_decls_array): Creates the array itself
19443 (ipa_create_param_decls_array): Temporary variable info instead of
19444 a few dereferences.
19445 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19446 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19447 (get_type): Removed.
19448 (ipa_jf_get_info_type): Removed.
19449 (ipa_node_create): Renamed to ipa_create_node_params
19450 (ipa_free): Renamed to ipa_free_all_node_params
19451 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19452 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19453 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19454 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19455 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19456 ipa_free_all_edge_args
19457 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19458 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19459 (ipa_create_methodlist_node): Removed.
19460 (ipa_methodlist_method): Removed.
19461 (ipa_methodlist_method_set): Removed.
19462 (ipa_methodlist_next_method): Removed.
19463 (ipa_methodlist_next_method_set): Removed.
19464 (ipa_method_is_modified): Removed.
19465 (ipa_method_modify_create): Removed.
19466 (ipa_method_modify_init): Temporary variable info instead of a few
19468 (ipa_detect_param_modifications): Temporary variable info instead of
19469 a few dereferences.
19470 (ipa_compute_jump_functions): Temporary variable info instead of
19471 a few dereferences.
19472 (ipa_method_modify_set): Removed.
19473 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19474 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19475 than craph_node as the first parameter.
19476 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19477 (ipa_method_modify_init): Removed.
19478 (ipa_compute_jump_functions): Added a temp variable instead of
19479 repeatadly dereferencing the cgraph_edge.aux pointer
19480 (ipa_callsite_param_set_type): Removed.
19481 (ipa_compute_jump_functions): i renamed to index and moved to
19483 (ipa_callsite_param_set_info_type_formal): Removed.
19484 (ipa_callsite_param_set_info_type): Removed.
19485 (ipa_callsite_param_map_create): Removed.
19486 (ipa_callsite_tree): Removed.
19487 (ipa_callsite_caller): Removed.
19488 (ipa_pop_func_from_list): return_method removed to return_func
19490 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19491 prefixed all values with IPA_. Changed all users.
19492 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19493 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19494 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19495 (union parameter_info): Renamed to jump_func_value.
19496 (union jump_func_value): Renamed value to constant
19497 (struct ipa_jump_func): Renamed info_type to value
19498 (struct ipa_node): Renamed to ipa_node_params
19499 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19500 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19501 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19502 (struct ipa_edge): Renamed to ipa_edge_args
19503 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19504 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19505 (struct ipa_methodlist): Renamed to ipa_func_list
19506 (struct ipa_func_list): method_p renamed to node, next_method
19508 (ipa_methodlist_p): Removed, switched all users to struct pointer
19509 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19511 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19513 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19514 (rs6000_emit_epilogue): Use backchain to restore only when we
19515 have a large frame. Make use of frame pointer to restore if we
19516 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19518 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19520 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19521 Add mode to zero_extract.
19522 (sign bit tests peepholes): (Ditto.).
19524 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19526 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19527 Instructions in comments with SSE3.
19528 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19529 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19530 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19531 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19532 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19533 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19534 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19535 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19536 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19537 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19538 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19539 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19540 (bdesc_sse_args): Renamed to ...
19541 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19542 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19543 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19544 IX86_BUILTIN_FABSQ.
19545 (bdesc_1arg): Moved to ...
19546 (bdesc_args): Here.
19547 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19548 Instructions in comments with SSE3.
19549 (ix86_expand_sse_operands_builtin): Renamed to ...
19550 (ix86_expand_args_builtin): This. Updated.
19551 (ix86_expand_unop1_builtin): Update comments.
19552 (ix86_expand_builtin): Updated.
19554 2008-04-29 Richard Guenther <rguenther@suse.de>
19556 PR tree-optimization/36078
19557 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19558 Update virtual SSA form after cleaning up the CFG.
19560 2008-04-29 Richard Guenther <rguenther@suse.de>
19562 PR middle-end/15255
19563 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19565 2008-04-29 Richard Guenther <rguenther@suse.de>
19567 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19568 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19569 (compute_flow_insensitive_aliasing): Do not treat
19570 PTR_IS_REF_ALL pointers special.
19571 (get_smt_for): Likewise.
19572 (may_alias_p): Re-structure.
19573 (is_escape_site): A ref-all pointer conversion is not an escape site.
19574 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19575 PTR_IS_REF_ALL pointers special.
19576 * tree-ssa-structalias.h (struct alias_info): Remove
19577 ref_all_symbol_mem_tag field.
19578 (PTR_IS_REF_ALL): Remove.
19580 2008-04-29 Richard Guenther <rguenther@suse.de>
19582 PR middle-end/36077
19583 * fold-const.c (extract_muldiv_1): In combining division constants
19584 make sure to never overflow.
19586 2008-04-29 Nick Clifton <nickc@redhat.com>
19588 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19590 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19593 * optc-gen.awk: Work around HP-UX/IA awk bug.
19595 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19597 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19600 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19603 * config/i386/i386.md
19604 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19605 Change operand 1 predicate to nonimmediate_operand.
19607 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19610 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19612 * gengtype.c (walk_type, write_func_for_structure): Handle
19614 * doc/gty.texi: Document chain_circular.
19616 2008-04-28 Richard Guenther <rguenther@suse.de>
19618 PR tree-optimization/36066
19619 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19622 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19625 * config/i386/i386.md
19626 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19627 Use match_scratch instead of match_operand for operands 3 and 4.
19629 2008-04-27 Richard Guenther <rguenther@suse.de>
19631 PR tree-optimization/18754
19632 PR tree-optimization/34223
19633 * tree-pass.h (pass_complete_unrolli): Declare.
19634 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19635 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19636 Rewrite loop into loop closed SSA form if it is not already.
19637 (tree_unroll_loops_completely): Re-structure to iterate over
19638 innermost loops with intermediate CFG cleanups.
19639 Unroll outermost loops only if requested or the code does not grow
19641 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19642 loops are available.
19643 (tree_vectorize): Instead do so here.
19644 (tree_complete_unroll): Also unroll outermost loops.
19645 (tree_complete_unroll_inner): New function.
19646 (gate_tree_complete_unroll_inner): Likewise.
19647 (pass_complete_unrolli): New pass.
19648 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19649 uses outside of the loop.
19650 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19651 form if it is available.
19652 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19653 * passes.c (init_optimization_passes): Schedule complete inner
19654 loop unrolling pass before the first CCP pass after final inlining.
19656 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19658 * targhooks.h (default_emutls_var_fields,
19659 default_emutls_var_init): Declare.
19660 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19661 * target.h (struct gcc_target): Add struct emutls member.
19662 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19663 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19664 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19665 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19666 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19667 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19668 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19669 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19670 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19671 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19672 emit debug information.
19673 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19674 * varasm.c: Include targhooks.h.
19675 (emutls_object_section, emutls_tmpl_section): New.
19676 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19677 (EMUTLS_SEPARATOR): New.
19678 (prefix_name): New.
19679 (get_emutls_object_name): New.
19680 (default_emutls_var_fields): New, broken out of ...
19681 (get_emutls_object_type): ... here. Adjust to use target hooks.
19682 (get_emutls_init_templ_addr): Adjust to use target hooks.
19683 (emutls_decl): Adjust to use target hooks.
19684 (emutls_finish): Likewise.
19685 (default_emutls_var_init): New, broken out of ...
19686 (assemble_variable): ... here. Adjust to use target hooks.
19687 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19688 SECCAT_EMUTLS_TMPL.
19689 * c-common.c (handle_section_attribute): Prevent overriding
19690 sections for emulated tls with special sections.
19691 * config/i386/i386.c (x86_64_elf_select_section): Add
19692 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19693 (x86_64_elf_unique_section): Likewise.
19694 * config/vxworks.c: Include tree.h.
19695 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19696 (vxworks_override_options): Set TLS scheme.
19697 * doc/tm.texi (Emulated TLS): New node.
19699 2008-04-26 Simon Baldwin <simonb@google.com>
19702 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19703 with propagated string constants.
19705 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19707 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19708 constraint for operand 2 when operand 0 is memory operand.
19709 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19710 operand 0 is memory operand.
19711 (fix_trunc<mode>_i387_with_temp): Ditto.
19712 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19713 operand 2 when operand 1 is memory operand.
19714 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19715 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19716 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19717 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19718 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19719 operands 2,3 and 4 when operand 1 is memory operand.
19720 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19722 (fistdi2_floor_with_temp): Ditto.
19723 (fist<mode>2_floor_with_temp): Ditto.
19724 (fistdi2_ceil_with_temp): Ditto.
19725 (fist<mode>2_ceil_with_temp): Ditto.
19726 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19728 2008-04-26 David Daney <ddaney@avtrex.com>
19730 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19732 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19733 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19734 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19735 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19736 (compare_and_swap_12): New insn.
19737 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19738 * config/mips/mips.c (mips_force_binary): New function.
19739 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19740 (mips_expand_compare_and_swap_12): New function.
19741 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19743 2008-04-25 Jan Hubicka <jh@suse.cz>
19746 * cfgexpand.c (pass_expand): Turn into RTL pass.
19747 * passes.c (execute_one_pass): Do pass typechecking after execution.
19748 * tree-pass.h (pass_expand): Turn into RTL pass.
19750 * function.h (struct rtl_data): Move here fields
19751 accesses_prior_frames, calls_eh_return, saves_all_registers,
19752 has_nonlocal_goto, has_asm_statement, is_thunk,
19753 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19754 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19755 arg_pointer_save_area_init from struct function; turn into bool.
19756 (struct function): Move
19757 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19758 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19759 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19760 tail_call_emit, arg_pointer_save_area_init
19761 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19762 (current_function_returns_struct, current_function_returns_pcc_struct,
19763 current_function_calls_setjmp, current_function_calls_alloca,
19764 current_function_accesses_prior_frames,
19765 current_function_calls_eh_return, current_function_is_thunk,
19766 current_function_stdarg, current_function_profile,
19767 current_function_limit_stack, current_function_uses_pic_offset_table,
19768 current_function_uses_const_pool, current_function_has_nonlocal_label,
19769 current_function_saves_all_registers,
19770 current_function_has_nonlocal_goto,
19771 current_function_has_asm_statement): Remove accesor macros.
19772 * ra-conflict.c (global_conflicts): Update.
19773 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19774 (suitable_for_tail_call_opt_p): Update.
19775 * builtins.c (expand_builtin_return_addr): Update.
19776 (expand_builtin_setjmp_setup): Update.
19777 (expand_builtin_nonlocal_goto): Update.
19778 * final.c (final_start_function): Update.
19779 (profile_function): Update.
19780 (leaf_function_p): Update.
19781 (only_leaf_regs_used): Update.
19782 * df-scan.c (df_get_exit_block_use_set): Update.
19783 * dojump.c (clear_pending_stack_adjust): Update.
19784 * tree-stdarg.c (gate_optimize_stdarg): Update.
19785 * gimple-low.c (lower_function_body): Update.
19786 * global.c (compute_regsets): Update.
19787 (global_alloc): Update.
19788 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19789 * expr.c (expand_assignment): Update.
19790 * dse.c (dse_step0): Update.
19791 (dse_step1): Update.
19792 * c-decl.c (store_parm_decls): Update.
19793 * local-alloc.c (combine_regs): Update.
19794 (find_free_reg): Update.
19795 * function.c (assign_parms_augmented_arg_list): Update.
19796 (assign_parm_find_data_types): Update.
19797 (assign_parms): Update.
19798 (allocate_struct_function): Update.
19799 (expand_function_start): Update.
19800 (expand_function_end): Update.
19801 (get_arg_pointer_save_area): Update.
19802 (thread_prologue_and_epilogue_insns): Update.
19803 (rest_of_match_asm_constraints): Update.
19804 * stor-layout.c (variable_size): Update.
19805 * gcse.c (gcse_main): Update.
19806 (bypass_jumps): Update.
19807 * gimplify.c (gimplify_function_tree): Update.
19808 * calls.c (emit_call_1): Update.
19809 (expand_call): Update.
19810 * bt-load.c (compute_defs_uses_and_gen): Update.
19811 * except.c (sjlj_assign_call_site_values): Update.
19812 (sjlj_emit_function_enter): Update.
19813 (can_throw_external): Update.
19814 (set_nothrow_function_flags): Update.
19815 (expand_builtin_unwind_init): Update.
19816 (expand_eh_return): Update.
19817 (convert_to_eh_region_ranges): Update.
19818 (output_function_exception_table): Update.
19819 * emit-rtl.c (gen_tmp_stack_mem): Update.
19820 * cfgexpand.c (expand_used_vars): Update.
19821 (tree_expand_cfg): Update.
19822 * cfgcleanup.c (rest_of_handle_jump): Update.
19823 * explow.c (allocate_dynamic_stack_space): Update.
19824 * varasm.c (assemble_start_function): Update.
19825 (force_const_mem): Update.
19826 (mark_constant_pool): Update.
19827 * tree-optimize.c (tree_rest_of_compilation): Update.
19828 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19829 * tree-cfg.c (notice_special_calls): Update.
19830 (is_ctrl_altering_stmt): Update.
19831 (tree_can_make_abnormal_goto): Update.
19832 (tree_purge_dead_abnormal_call_edges): Update.
19833 * config/alpha/predicates.md: Update.
19834 * config/alpha/alpha.c (alpha_sa_mask): Update.
19835 (alpha_sa_size): Update.
19836 (alpha_does_function_need_gp): Update.
19837 (alpha_expand_prologue): Update.
19838 (alpha_start_function): Update.
19839 (alpha_output_function_end_prologue): Update.
19840 (alpha_expand_epilogue): Update.
19841 * config/frv/frv.c (frv_stack_info): Update.
19842 (frv_expand_epilogue): Update.
19843 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19844 (s390_register_info): Update.
19845 (s390_frame_info): Update.
19846 (s390_init_frame_layout): Update.
19847 (s390_can_eliminate): Update.
19848 (save_gprs): Update.
19849 * config/spu/spu.c (spu_split_immediate): Update.
19850 (need_to_save_reg): Update.
19851 (spu_expand_prologue): Update.
19852 (spu_expand_epilogue): Update.
19853 * config/sparc/sparc.md: Update.
19854 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19855 (sparc_tls_got): Update.
19856 (legitimize_pic_address): Update.
19857 (sparc_emit_call_insn): Update.
19858 (sparc_expand_prologue): Update.
19859 (output_return): Update.
19860 (print_operand): Update.
19861 (sparc_function_ok_for_sibcall): Update.
19862 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19863 * config/m32r/m32r.md: Update.
19864 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19865 (m32r_compute_frame_size): Update.
19866 (m32r_expand_prologue): Update.
19867 (m32r_expand_epilogue): Update.
19868 (m32r_legitimize_pic_address): Update.
19869 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19870 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19871 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19872 (gen_push): Update.
19873 (ix86_save_reg): Update.
19874 (ix86_compute_frame_layout): Update.
19875 (ix86_expand_prologue): Update.
19876 (ix86_expand_epilogue): Update.
19877 * config/sh/sh.c (output_stack_adjust): Update.
19878 (calc_live_regs): Update.
19879 (sh5_schedule_saves): Update.
19880 (sh_expand_prologue): Update.
19881 (sh_expand_epilogue): Update.
19882 (sh_setup_incoming_varargs): Update.
19883 (sh_allocate_initial_value): Update.
19884 (sh_get_pr_initial_val): Update.
19885 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19886 * config/sh/sh.md (label:): Update.
19887 * config/avr/avr.c (out_movhi_mr_r): Update.
19888 * config/crx/crx.h (enum): Update.
19889 * config/xtensa/xtensa.h (along): Update.
19890 * config/stormy16/stormy16.c Update.
19891 (xstormy16_compute_stack_layout): Update.
19892 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19893 (fr30_expand_prologue): Update.
19894 * config/cris/cris.c (cris_conditional_register_usage): Update.
19895 (cris_reg_saved_in_regsave_area): Update.
19896 (cris_initial_frame_pointer_offset): Update.
19897 (cris_simple_epilogue): Update.
19898 (cris_expand_prologue): Update.
19899 (cris_expand_epilogue): Update.
19900 (cris_expand_pic_call_address): Update.
19901 (cris_asm_output_symbol_ref): Update.
19902 (cris_asm_output_label_ref): Update.
19903 * config/cris/cris.md Update.
19904 * config/iq2000/iq2000.c (compute_frame_size): Update.
19905 (iq2000_expand_epilogue): Update.
19906 * config/mt/mt.h (save_direction): Update.
19907 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19908 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19909 (ia64_secondary_reload_class): Update.
19910 * config/m68k/m68k.c (m68k_save_reg): Update.
19911 (m68k_expand_prologue): Update.
19912 (m68k_expand_epilogue): Update.
19913 (legitimize_pic_address): Update.
19914 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19915 (first_reg_to_save): Update.
19916 (first_altivec_reg_to_save): Update.
19917 (compute_vrsave_mask): Update.
19918 (compute_save_world_info): Update.
19919 (rs6000_stack_info): Update.
19920 (spe_func_has_64bit_regs_p): Update.
19921 (rs6000_ra_ever_killed): Update.
19922 (rs6000_emit_eh_reg_restore): Update.
19923 (rs6000_emit_allocate_stack): Update.
19924 (rs6000_emit_prologue): Update.
19925 (rs6000_emit_epilogue): Update.
19926 (rs6000_output_function_epilogue): Update.
19927 (output_profile_hook): Update.
19928 (rs6000_elf_declare_function_name): Update.
19929 * config/rs6000/rs6000.h (rs6000_args): Update.
19930 * config/rs6000/rs6000.md: Update.
19931 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19932 * config/arc/arc.c (arc_output_function_epilogue): Update.
19933 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19934 * config/darwin.c (machopic_function_base_name): Update.
19935 * config/score/score3.c (score3_compute_frame_size): Update.
19938 (score3_epilogue): Update.
19939 * config/score/score7.c (score7_compute_frame_size): Update.
19940 (score7_prologue): Update.
19941 (score7_epilogue): Update.
19942 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19943 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19944 * config/arm/arm.c (use_return_insn): Update.
19945 (require_pic_register): Update.
19946 (arm_load_pic_register): Update.
19947 (arm_compute_save_reg0_reg12_mask): Update.
19948 (arm_compute_save_reg_mask): Update.
19949 (thumb1_compute_save_reg_mask): Update.
19950 (output_return_instruction): Update.
19951 (arm_output_function_prologue): Update.
19952 (arm_output_epilogue): Update.
19953 (arm_get_frame_offsets): Update.
19954 (arm_expand_prologue): Update.
19955 (thumb_pushpop): Update.
19956 (thumb_exit): Update.
19957 (thumb1_expand_prologue): Update.
19958 (thumb1_expand_epilogue): Update.
19959 (arm_unwind_emit): Update.
19960 (arm_output_fn_unwind): Update.
19961 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19962 * config/arm/arm.md: Update.
19963 * config/pa/pa.md: Update.
19964 * config/pa/pa.c (legitimize_pic_address): Update.
19965 (compute_frame_size): Update.
19966 (hppa_expand_prologue): Update.
19967 (hppa_expand_epilogue): Update.
19968 (borx_reg_operand): Update.
19969 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19970 (HARD_REGNO_RENAME_OK): Update.
19971 * config/mips/mips.c (mips_global_pointer): Update.
19972 (mips_save_reg_p): Update.
19973 (mips_compute_frame_info): Update.
19974 (mips_frame_pointer_required): Update.
19975 (mips_expand_prologue): Update.
19976 (mips_expand_epilogue): Update.
19977 (mips_can_use_return_insn): Update.
19978 (mips_reorg_process_insns): Update.
19979 * config/v850/v850.c (compute_register_save_size): Update.
19980 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19981 * config/mmix/mmix.c (along): Update.
19982 (mmix_expand_epilogue): Update.
19983 * config/bfin/bfin.c (legitimize_pic_address): Update.
19984 (must_save_p): Update.
19985 (stack_frame_needed_p): Update.
19986 (add_to_reg): Update.
19987 (bfin_expand_prologue): Update.
19988 * stmt.c (expand_asm_operands): Update.
19989 * reload1.c (reload): Update.
19990 (init_elim_table): Update.
19992 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19994 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19996 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19998 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19999 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20000 (mov<mode>): Removed.
20001 (*movv4sf_internal): Likewise.
20002 (*movv2df_internal): Likewise.
20004 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20006 * config.gcc (crx-*-elf): Remove deprecation.
20008 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20010 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20011 __gcc_deregister_frame with atexit.
20012 (deregister_frame_dtor): Remove.
20014 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20015 Nathan Sidwell <nathan@codesourcery.com>
20017 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20019 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20020 (rs6000_isel): Likewise.
20021 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20022 (rs6000_isel): New variable.
20023 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20025 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20028 * c-common.c (handle_vector_size_attribute): Call
20029 lang_hooks.types.reconstruct_complex_type instead of
20030 reconstruct_complex_type.
20031 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20032 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20033 * langhooks.h (struct lang_hooks_for_types): Add
20034 reconstruct_complex_type hook.
20035 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20036 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20038 2008-04-24 Richard Guenther <rguenther@suse.de>
20040 * c-common.h (check_builtin_function_arguments): Declare.
20041 * c-common.c (validate_nargs): New function.
20042 (check_builtin_function_arguments): Likewise.
20043 * c-typeck.c (build_function_call): Call
20044 check_builtin_function_arguments.
20045 * builtins.c (fold_builtin_classify): Remove error reporting code.
20046 (fold_builtin_unordered_cmp): Likewise.
20047 (fold_builtin_1): Likewise.
20048 (fold_builtin_n): Likewise.
20050 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20052 PR tree-optimization/36008
20053 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20054 the original op1, rather than delta by step.
20056 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20057 Sebastian Pop <sebastian.pop@amd.com>
20059 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20060 eliminate_local_variables_stmt, eliminate_local_variables,
20061 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20062 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20063 of code delimited by two edges in the CFG.
20064 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20065 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20066 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20067 the case of parallelisation of reductions.
20068 (expr_invariant_in_region_p): New.
20070 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20071 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20073 2008-04-24 Ira Rosen <irar@il.ibm.com>
20074 Richard Guenther <rguenther@suse.de>
20076 PR tree-optimization/36034
20077 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20078 incapable of dealing with loads with gaps.
20080 2008-04-24 Rafael Espíndola <espindola@google.com>
20082 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20083 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20084 vrp_evaluate_conditional.
20085 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20086 (vrp_evaluate_conditional): Split the cond argument.
20087 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20088 (simplify_stmt_for_jump_threading): Update call to
20089 vrp_evaluate_conditional.
20091 2008-04-24 Ira Rosen <irar@il.ibm.com>
20093 PR tree-optimization/35982
20094 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20095 interleaved data-refs are of the same type.
20097 2008-04-24 Danny Smith <dannysmith@users.net>
20099 * c-format.c (check_format_info_main): Use strncmp rather than a
20100 magic prefix to handle multichar length specs.
20101 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20102 Don't prefix "I64" and "I32" with '\0'.
20104 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20107 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20108 in registers for -m32 only if stdarg_p (fntype).
20110 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20112 PR rtl-optimization/36006
20113 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20114 temp to op0 in order to avoid invalid rtx sharing.
20116 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20118 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20119 check TREE_INVARIANT.
20120 * tree-gimple.c (is_gimple_address): New.
20121 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20122 * tree-gimple.h (is_gimple_address): New.
20123 * tree.h (decl_address_invariant_p): New.
20124 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20125 (build_string): Likewise.
20126 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20127 (tree_invariant_p_1): Likewise.
20128 (save_expr): Use it.
20129 (tree_invariant_p): New.
20130 (skip_simple_arithmetic): Use it.
20131 (stabilize_reference_1): Use it.
20132 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20134 (build1_stat): Drop code to compute TREE_INVARIANT.
20135 (build2_stat): Drop code to compute TREE_INVARIANT.
20136 (build3_stat): Drop code to compute TREE_INVARIANT.
20137 (build4_stat): Drop code to compute TREE_INVARIANT.
20138 (build5_stat): Drop code to compute TREE_INVARIANT.
20139 (build7_stat): Drop code to compute TREE_INVARIANT.
20140 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20141 * tree.h (struct tree_base): Remove invariant_flag.
20142 (TREE_INVARIANT): Remove.
20143 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20144 (fold_builtin_expect): Check TREE_CONSTANT.
20145 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20146 * c-tree.h (c_expr_to_decl): Drop third parameter.
20147 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20148 (build_c_cast): Don't set TREE_INVARIANT.
20149 (pop_init_level): Don't set TREE_INVARIANT.
20150 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20151 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20153 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20154 (gimplify_addr_expr): Adjust comment.
20155 * tree-mudflap.c (mf_build_string):
20156 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20157 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20158 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20159 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20160 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20161 * langhooks.h (struct lang_hooks): Drop third parameter from
20164 2008-04-23 Richard Guenther <rguenther@suse.de>
20166 PR tree-optimization/27799
20167 PR tree-optimization/32921
20168 PR tree-optimization/32624
20169 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20170 SMTs aliases and the tag itself into the solution.
20171 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20172 merge the points-to solution back into the SMT aliases.
20173 (may_alias_p): Use alias_set_subset_of instead of
20174 aliases_conflict_p. A pointer which points to
20175 memory with alias set zero may access any variable.
20177 2008-04-23 Richard Guenther <rguenther@suse.de>
20179 * alias.c (alias_set_subset_of): Correctly handle asking
20180 if zero is a subset of an alias set with zero child.
20181 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20182 (compute_flow_insensitive_aliasing): Correctly walk all
20183 pointers. Do not unnecessarily union sets.
20185 2008-04-23 Richard Guenther <rguenther@suse.de>
20187 PR middle-end/36021
20188 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20190 2008-04-22 Tomas Bily <tbily@suse.cz>
20192 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20194 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20196 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20197 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20198 * tree-inline.c (estimate_num_insns_1): Likewise.
20199 * varasm.c (const_hash_1, compare_constant, copy_constant)
20200 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20201 * emit-rtl.c (component_ref_for_mem_expr)
20202 (set_mem_attributes_minus_bitpos): Likewise.
20203 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20204 (is_aligning_offset): Likewise.
20205 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20206 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20207 * dojump.c (do_jump): Likewise.
20208 * builtins.c (get_pointer_alignment, get_memory_rtx)
20209 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20210 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20212 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20214 PR rtl-optimization/36017
20215 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20216 expanding the library call.
20218 2008-04-22 Ian Lance Taylor <iant@google.com>
20220 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20221 than size_in_bytes.
20223 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20225 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20226 of LR/CTR moves for Power6.
20228 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20230 PR middle-end/36003
20231 * passes.c (init_optimization_passes): Remove
20232 pass_fast_rtl_byte_dce.
20234 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20237 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20238 builtin functions to generate faster code.
20239 (_mm_cvtpu16_ps): Ditto.
20240 (_mm_cvtpi32x2_ps): Ditto.
20242 2008-04-22 Nick Clifton <nickc@redhat.com>
20244 * common.opt (ftree-loop-distribution): Add Optimization
20247 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20248 (frv_expand_builtin_va_start): Likewise.
20250 * config/arm/arm.c (thumb_find_work_register): Fix location of
20251 argument register count.
20253 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20255 Support scheduling for ColdFire V1 and V3 microarchitecture.
20256 Improve scheduling of multiplication instructions.
20258 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20259 (mac): New instruction attribute.
20260 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20261 (m68k_sched_mac): New variable.
20262 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20263 Handle cfv1 and cfv3.
20264 (max_insn_size): New static variable.
20265 (struct _sched_ib): New type.
20266 (sched_ib): New static variable.
20267 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20268 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20269 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20271 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20272 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20273 new variables. Update.
20274 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20275 Add modeling of cfv3 instruction buffer. Update.
20276 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20277 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20278 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20279 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20280 a particular reservation applies to.
20281 (type2): Reorganize attribute values. Rename alu to alu_reg,
20282 alu_l to alu, move_l to omove. Join move to alu. Split mul
20283 to mul_l and mul_w.
20284 (cf_ib_*): Simplify description of instruction buffer.
20285 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20286 (cf_mem): Split into cf_mem1 and cf_mem2.
20287 (cf_v2_move_??): Rename to cfv12_alu_??.
20288 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20289 (cf_v2_mul_??): Remove reservations.
20290 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20291 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20292 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20294 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20295 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20296 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20297 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20298 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20299 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20300 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20301 expansions of the above reservations for instructions of sizes
20304 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20306 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20308 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20310 * coverage.c: Include tree-pass.h.
20311 (coverage_counter_alloc): Print da_file_name to the dump file.
20313 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20315 * sbitmap.c (sbitmap_range_empty_p): New function.
20316 * sbitmap.h (sbitmap_range_empty_p): New function.
20317 * bitmap.h: Now includes obstack.h.
20319 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20320 Kenneth Zadeck <zadeck@naturalbridge.com>
20322 * dbgcnt.def (ra_byte_scan): Added.
20323 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20324 when the last hit happens for a counter.
20325 * timevar.def (TV_DF_BYTE_LR): New variable.
20326 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20327 * passes.c (pass_fast_rtl_byte_dce): New pass.
20328 * fwprop.c (update_df): Added mode to call df_ref_create.
20329 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20330 DF_REF_EXTRACT_OFFSET.
20331 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20332 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20334 (df_ref_extract): Added mode field.
20335 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20336 DF_REF_EXTRACT_OFFSET.
20337 (DF_REF_EXTRACT_MODE): New macro.
20338 (df_byte_lr_bb_info): New structure.
20339 (df_print_byte_regset, df_compute_accessed_bytes,
20340 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20341 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20342 df_byte_lr_simulate_uses,
20343 df_byte_lr_simulate_artificial_refs_at_top,
20344 df_byte_lr_simulate_artificial_refs_at_end,
20345 df_compute_accessed_bytes): New function.
20346 (df_ref_create): Add parameter.
20347 (df_byte_lr_get_bb_info): New inline function.
20348 * df-scan.c (df_ref_record, df_uses_record,
20349 df_ref_create_structure): Added mode parameter.
20350 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20351 df_defs_record, df_uses_record, df_get_conditional_uses,
20352 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20353 df_entry_block_defs_collect, df_exit_block_uses_collect):
20354 Added mode parameter to calls to df_ref_record, df_uses_record,
20355 df_ref_create_structure.
20356 (df_ref_equal_p, df_ref_compare): Added test for modes.
20357 (df_ref_create_structure): Added code to set mode. Renamed
20358 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20359 DF_REF_EXTRACT_OFFSET.
20360 * df-core.c (df_print_byte_regset): New function.
20361 * df-byte-scan.c: New file.
20362 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20363 calls to BITMAP_FREE.
20364 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20365 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20366 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20367 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20368 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20369 df_byte_lr_local_compute, df_byte_lr_init,
20370 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20371 df_byte_lr_transfer_function, df_byte_lr_free,
20372 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20373 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20374 df_byte_lr_simulate_uses,
20375 df_byte_lr_simulate_artificial_refs_at_top,
20376 df_byte_lr_simulate_artificial_refs_at_end): New function.
20377 * dce.c (byte_dce_process_block): New function.
20378 (dce_process_block): au is now passed in rather than computed
20379 locally. Changed loops that look at artificial defs to not look
20380 for conditional or partial ones, because there never are any.
20381 (fast_dce): Now is able to drive byte_dce_process_block or
20382 dce_process_block depending on the kind of dce being done.
20383 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20384 (rest_of_handle_fast_byte_dce): New function.
20385 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20386 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20388 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20391 * gcc.h: Added fortran options that take arguments to
20392 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20395 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20397 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20398 scalarization if on the LHS and not a full access.
20400 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20402 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20404 2008-04-18 Rafael Espíndola <espindola@google.com>
20406 * tree-vrp.c (find_case_label_index): Fix the binary search.
20407 (find_case_label_range): New.
20408 (vrp_visit_switch_stmt): Use find_case_label_range.
20409 (simplify_switch_using_ranges): Use find_case_label_range.
20411 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20413 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20414 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20416 2008-04-18 Tom Tromey <tromey@redhat.com>
20419 * doc/cpp.texi (Implementation-defined behavior): Mention
20422 2008-04-18 Ian Lance Taylor <iant@google.com>
20424 * fold-const.c (pointer_may_wrap_p): New static function.
20425 (fold_comparison): Add another test for pointer overflow. Use
20426 pointer_may_wrap_p to disable some false positives.
20428 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20430 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20431 (fname_as_string): Match updated cpp_interpret_string prototype.
20432 (fix_string_type): Support char16_t* and char32_t*.
20433 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20434 derivative) nodes. Register as builtin if C++0x.
20435 (c_parse_error): Support CPP_CHAR{16,32}.
20436 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20437 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20438 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20439 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20440 CTI_CHAR32_ARRAY_TYPE>: New elements.
20441 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20442 char32_type_node, signed_char32_type_node, char16_array_type_node,
20443 char32_array_type_node): New defines.
20444 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20445 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20446 (lex_string): Support CPP_STRING{16,32}, match updated
20447 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20448 (lex_charconst): Support CPP_CHAR{16,32}.
20449 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20450 and CPP_STRING{16,32}.
20452 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20455 * aclocal.m4: Regenerate.
20456 * configure: Regenerate.
20458 2008-04-18 Jan Hubicka <jh@suse.cz>
20460 * except.c (dw2_size_of_call_site_table,
20461 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20463 * cgraphbuild.c (build_cgraph_edges): Update.
20464 * tree-pass.h: Update comment.
20465 * final.c (leaf_function_p): Update.
20466 (leaf_renumber_regs): Update.
20467 (rest_of_clean_state): Update.
20468 * omp-low.c (expand_omp_parallel): Update.
20469 * ipa-reference.c (analyze_function): Update.
20470 * reorg.c (find_end_label): Update.
20471 (optimize_skip): Update.
20472 (fill_simple_delay_slots): Update.
20473 (fill_simple_delay_slots): Update.
20474 (make_return_insns): Update.
20475 (dbr_schedule): Update.
20476 * gimple-low.c (record_vars_into): Update.
20477 * cfgbuild.c (make_edges): Update.
20478 * function.c (assign_stack_local): Update.
20479 (assign_parm_adjust_stack_rtl): Update.
20480 (locate_and_pad_parm): Update.
20481 (allocate_struct_function): Do not initialize stack_alignment_needed
20482 and preferred_stack_boundary here.
20483 (stack_protect_prologue): Update.
20484 (stack_protect_epilogue): Update.
20485 (expand_function_start): Initialize stack_alignment_needed,
20486 preferred_stack_boundary and max_jumptable_ents.
20487 (expand_function_end): Update.
20488 (free_after_compilation): Do not NULLify epilogue_delay_list.
20489 * function.h (struct rtl_data): Add stack_protect_guard,
20490 stack_alignment_needed,
20491 preferred_stack_boundary, epilogue_delay_list.
20492 (struct function): Remove value_histograms, stack_alignment_needed,
20493 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20495 unexpanded_var_list, stack_protect_guard.
20496 (current_function_epilogue_delay_list): Remove.
20497 * ipa-type-escape.c (analyze_function): Update.
20498 * gimplify.c (pop_gimplify_context): Update comment.
20499 * calls.c (expand_call): Update.
20500 (emit_library_call_value_1): Update.
20501 * except.c (set_nothrow_function_flags): Update.
20502 * cfgexpand.c (get_decl_align_unit): Update.
20503 (create_stack_guard): Update.
20504 (estimated_stack_frame_size): Update.
20505 (expand_used_vars): Update.
20506 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20507 * explow.c (allocate_dynamic_stack_space): Update.
20508 * tree-ssa-live.c (remove_unused_locals): Update.
20509 * varasm.c (mark_constant_pool): Update.
20510 * tree-inline.c (remap_decls): Update.
20511 (initialize_cfun): Update.
20512 (declare_return_variable): Update.
20513 (inline_forbidden_p): Update.
20514 (expand_call_inline): Update.
20515 (declare_inline_vars): Update.
20516 (tree_function_versioning): Update.
20517 * tree-flow.h (value_histograms): New.
20518 (VALUE_HISTOGRAMS): New macro.
20519 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20521 * tree-cfg.c (set_bb_for_stmt): Update.
20522 (replace_by_duplicate_decl): Update.
20523 (move_block_to_fn): Update.
20524 (new_label_mapper): Update.
20525 (dump_function_to_file): Update.
20526 * ipa-struct-reorg.c (build_data_structure): Update.
20527 * cfgrtl.c (print_rtl_with_bb): Update.
20528 * reload1.c (reload): Update.
20530 * config/i386/i386.c (setup_incoming_varargs_64,
20531 ix86_compute_frame_layout): Update.
20532 * config/arc/arc.c (arc_output_function_epilogue): Update.
20534 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20536 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20537 for FreeBSD as well.
20538 * gthr-posix95.h: Likewise.
20540 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20542 PR rtl-optimization/35838
20543 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20544 out the byte offset of the first subreg.
20546 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20548 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20549 to split_ti instead of three separate calls with single member arrays.
20550 (subti3 splitter): Ditto.
20551 (adddi3 splitter): Ditto with split_di.
20552 (subdi3 splitter): Ditto.
20553 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20554 two separate calls with single member arrays. Swap match_dup
20555 operands 1 and 2 to better fit into the array.
20556 (negdi2 splitter): Ditto with split_di.
20557 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20558 two separate calls with single member arrays. Swap match_dup operands
20559 6 and 7 to better fit into the array.
20561 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20563 * config/i386/i386.c (sse_builtin_type): New.
20564 (bdesc_sse_args): Likewise.
20565 (bdesc_sse_3arg): Removed.
20566 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20567 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20568 IX86_BUILTIN_ROUNDPS.
20569 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20570 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20571 IX86_BUILTIN_ROUNDPS.
20572 (ix86_expand_sse_4_operands_builtin): Removed.
20573 (ix86_expand_sse_operands_builtin): New.
20574 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20575 and CODE_FOR_sse4_1_roundps.
20576 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20577 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20579 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20582 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20583 regs before frame pop when needed. If use_backchain_to_restore_sp
20584 then load backchain into a temp reg to restore vr and vrsave. Add
20585 code to restore vr after frame pop if possible.
20587 2008-04-17 Richard Guenther <rguenther@suse.de>
20589 * tree-vn.c (expressions_equal_p): Do not check type
20590 equality or compatibility before calling operand_equal_p.
20591 * fold-const.c (operand_equal_p): Check equivalence of
20592 integer constants before bailing out due to signedness or
20593 precision differences.
20594 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20595 spurious differences in type qualification. Ignore types
20596 for COMPONENT_REFs at all.
20598 2008-04-17 Christian Bruel <christian.bruel@st.com>
20600 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20601 msw_skip comparison.
20603 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20606 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20609 PR tree-optimization/35899
20610 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20611 rather than TREE_OPERAND.
20613 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20616 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20617 temporary registers. Change operand predicate to general_operand.
20618 (remainderxf3): Ditto.
20620 2008-04-16 Richard Guenther <rguenther@suse.de>
20622 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20623 * tree-affine.c (aff_combination_expand): Look through some
20626 2008-04-15 Doug Kwan <dougkwan@google.com>
20628 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20630 * tree-pretty-print.c (dump_generic_node): Ditto.
20631 * final.c (output_addr_const): Ditto.
20632 * dwarf2out.c (output_cfi): Ditto.
20633 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20634 * print-rtl.c (print_rtx): Ditto.
20635 * print-tree.c (print_node_brief, print_node): Ditto.
20636 * c-common.c (match_case_to_enum_1): Ditto.
20637 * sched-vis.c (print_value): Ditto.
20638 * config/i386/i386.c (print_operand): Cast to long unsigned int
20641 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20642 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20643 MS Windows VirtualProtect function.
20645 2008-04-15 Jan Hubicka <jh@suse.cz>
20647 * gengtype.c (write_root): Param_is argument is OK.
20648 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20649 * function.h: Include varray.h
20650 (rtl_eh): New stucture based on except.c one.
20651 (call_site_record): New forward declaration and vector type.
20652 * calls.c (emit_call_1): Do not call
20653 note_current_region_may_contain_throw.
20654 * except.c (eh_status): Remove cur_region, try_region since they are
20656 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20657 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20658 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20659 Remove call_site_data_used, call_site_data_size.
20660 Turn call_site_record into vector in function.h.
20661 (note_current_region_may_contain_throw): Remove.
20662 (get_exception_pointer, get_exception_filter): Do not take struct
20663 function argument; update.
20664 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20665 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20666 build_post_landing_pads, dw2_build_landing_pads,
20667 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20668 sjlj_emit_function_enter, sjlj_emit_function_enter,
20669 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20670 sjlj_build_landing_pads, finish_eh_generation,
20671 remove_exception_handler_label, remove_eh_handler,
20672 maybe_remove_eh_handler, add_reachable_handler,
20673 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20674 add_action_record, collect_one_action_chain, add_call_site,
20675 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20676 sjlj_output_call_site_table, output_function_exception_table,
20677 * except.h (note_current_region_may_contain_throw): Remove
20678 (get_exception_pointer, get_exception_filter): Do not take struct
20680 * Makefile.in (GTFILES): Put varargs before struct function.
20682 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20684 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20685 punt for STRING_CST.
20686 (get_constraint_for): Deal with STRING_CST here instead.
20688 2008-04-15 Richard Guenther <rguenther@suse.de>
20690 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20691 statements in a basic-block with a backward walk. Do not
20692 substitute into dead statements but instead remove those.
20694 2008-04-15 Richard Guenther <rguenther@suse.de>
20696 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20697 to zero, thus disable creation of SFTs.
20699 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20701 * tree-predcom.c (suitable_reference_p): Return false if the
20702 reference can throw.
20704 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20707 * c-decl.c (finish_decl): If extern or static var has variable
20708 size, set TREE_TYPE (decl) to error_mark_node.
20710 2008-04-15 Rafael Espíndola <espindola@google.com>
20712 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20715 2008-04-15 Richard Guenther <rguenther@suse.de>
20717 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20718 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20719 (visit_reference_op_load): Do walk vuse-vdef chains on
20720 vn_reference_lookup.
20721 (visit_reference_op_store): But do not here.
20722 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20723 vn_reference_lookup.
20724 (vn_lookup_with_vuses): But do so here.
20726 2008-04-14 Ian Lance Taylor <iant@google.com>
20728 * fold-const.c (fold_overflow_warning): Remove assertion.
20730 2008-04-15 Ben Elliston <bje@au.ibm.com>
20732 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20733 temp1 local variables.
20735 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20738 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20739 ".text.unlikely" section as executable.
20741 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20743 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20744 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20745 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20746 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20747 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20748 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20749 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20751 2008-04-14 Ian Lance Taylor <iant@google.com>
20753 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20754 * fold-const.c (fold_comparison): If appropriate, test
20755 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20756 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20757 reassociating a pointer type.
20758 * doc/invoke.texi (Optimize Options): Document that
20759 -fstrict-overflow applies to pointer wraparound.
20761 2008-04-13 Jan Hubicka <jh@suse.cz>
20763 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20765 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20767 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20768 we are going to "save the world".
20770 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20772 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20773 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20774 operand 0 constraint, not "=".
20776 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20778 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20780 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20782 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20783 of size of positions_needed * CHAR_BIT.
20785 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20787 PR middle-end/35897
20788 * dse.c (store_info): Change positions_needed to unsigned
20790 (lowpart_bitmask): New.
20791 (record_store): Cast to unsigned HOST_WIDE_INT for
20792 positions_needed. Assert width <= size of positions_needed *
20793 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20794 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20795 lowpart_bitmask to set mask.
20797 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20799 * config/bfin/constraints.md: New file.
20800 * config/bfin/bfin.md: Include it.
20801 (adddi3): Use satisfies_constraint functions instead of the old macros.
20802 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20803 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20804 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20805 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20806 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20807 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20808 EXTRA_CONSTRAINT): Delete.
20809 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20810 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20812 * config/bfin/bfin.c: Include "tm-constrs.h".
20813 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20814 Use satisfies_constraint functions instead of the old macros.
20815 * doc/md.texi (Blackfin Constraints): Update file name reference.
20817 2008-04-11 Richard Guenther <rguenther@suse.de>
20819 PR tree-optimization/35869
20820 * tree-vrp.c (execute_vrp): Move switch statement update after
20821 jump threading. Schedule another cfg cleanup run.
20823 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20826 * attribs.c (decl_attributes): Return early on errorneous node.
20828 2008-04-10 Oleg Ryjkov <olegr@google.com>
20830 * tree.h (struct tree_base): Added a new flag default_def_flag.
20831 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20833 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20835 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20837 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20840 * pa.md: Define mode iterator P. Define mode attribute dwc.
20841 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20842 (icacheflush): Likewise.
20843 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20844 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20846 2008-04-11 Ben Elliston <bje@au.ibm.com>
20848 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20850 2008-04-10 Rafael Espíndola <espindola@google.com>
20852 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20853 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20854 (extract_range_from_expr): The same.
20856 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20858 * config/mips/mips.md (GPR2): New mode iterator.
20859 (seq): Add comment.
20860 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20861 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20862 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20863 Rewrite these to take two modes, the mode of comparison and the
20864 mode of the destination.
20865 * config/mips/mips.c (mips_expand_scc): Instead of having
20866 paradoxical subreg as destination, expand "narrowing" scc if mode
20867 of comparison is SI and target is requested in DI mode.
20868 (mips_emit_int_order_test): Update comment. Make mode of
20869 comparison match CMP0 rather than TARGET. When creating inverse
20870 target use mode of TARGET.
20872 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20874 * gcov-dump.c (tag_summary): Only print summaries for the first
20875 GCOV_COUNTERS_SUMMABLE counters.
20877 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20879 * config/i386/i386.md (absneg): New code iterator.
20880 (absnegprefix): New code attribute.
20881 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20882 patterns using absneg code iterator.
20883 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20884 using absneg code iterator.
20885 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20886 *neg<mode>2 patterns using absneg code iterator.
20887 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20888 *negextendsfdf2 patterns using absneg code iterator.
20889 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20890 *negextendsfxf2 patterns using absneg code iterator.
20891 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20892 *negextendsfdf2 patterns using absneg code iterator.
20893 * config/i386/sse.md (<code><mode>2): Macroize expander from
20894 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20896 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20898 * config/s390/s390.h: Remove the remains of the recent search
20899 & replace action of current_function_outgoing_args_size.
20901 2008-04-10 Ira Rosen <irar@il.ibm.com>
20903 PR tree-optimization/35821
20904 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20905 NEW_STMT_LIST is not NULL.
20907 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20910 * toplev.c (process_options): Remove -ffunction-sections debugging
20913 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20915 PR middle-end/PR28690
20916 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20917 than gen_rtx_fmt_ee to perform more canonicalizations.
20919 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20922 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20924 2008-04-09 Richard Guenther <rguenther@suse.de>
20926 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20927 (dump_function_to_file): Dump function arguments with types.
20929 2008-04-08 Richard Guenther <rguenther@suse.de>
20931 * fold-const.c (fold_widened_comparison): Do not allow
20932 sign-changes that change the result.
20934 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20937 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20938 kinds of indirect references.
20940 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20942 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20943 GNU Fortran language string.
20945 2008-04-08 Rafael Espíndola <espindola@google.com>
20947 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20948 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20949 * tree.h (tree_call_nonnegative_warnv_p): New.
20951 2008-04-08 Jan Hubicka <jh@suse.cz>
20953 * function.c (free_after_compilation): Clear out regno_reg_rtx
20956 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20959 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20961 PR middle-end/PR28690
20962 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20963 same precedence as REG_POINTER and MEM_POINTER operands.
20965 2008-04-08 Richard Guenther <rguenther@suse.de>
20967 PR middle-end/35834
20968 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20969 for adding index to base.
20971 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20973 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20974 (MINGW_ENABLE_EXECUTE_STACK): New.
20975 (IN_LIBGCC2): For libgcc include windows.h file for
20976 function declarations.
20978 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20980 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20981 and tem2 if tem1 is not a REG or MULT.
20983 2008-04-08 Jan Hubicka <jh@suse.cz>
20985 * function.h (incomming_args): Break out of struct function.
20986 (function_subsections): Break out of struct function.
20987 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20988 return_rtx and hard_reg_initial_vals from struct function.
20989 Kill inl_max_label_num.
20990 (current_function_pops_args, current_function_args_info,
20991 current_function_args_size, current_function_args_size,
20992 current_function_pretend_args_size,
20993 current_function_outgoing_args_size,
20994 current_function_internal_arg_pointer, current_function_return_rtx):
20995 Kill compatibility accestor macros.
20996 * builtins.c (expand_builtin_apply_args_1): Update.
20997 (expand_builtin_next_arg): Update.
20998 * df-scan.c (df_get_call_refs): Update.
20999 * dbxout.c (dbxout_function_end): Update.
21000 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21001 (output_line_info): Update.
21002 (secname_for_decl): Update.
21003 (dwarf2out_var_location): Update.
21004 * function.c (free_after_compilation): Update.
21005 (assign_parm_find_stack_rtl): Update.
21006 (assign_parms): Update.
21007 (expand_dummy_function_end): Update.
21008 (expand_function_end): Update.
21009 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21010 (expand_call): Update.
21011 (emit_library_call_value_1): Update.
21012 (store_one_arg): Update.
21013 * varasm.c (initialize_cold_section_name): Update.
21014 (unlikely_text_section): Update.
21015 (unlikely_text_section_p): Update.
21016 (assemble_start_function): Update.
21017 (assemble_end_function): Update.
21018 (default_section_type_flags): Update.
21019 (switch_to_section): Update.
21020 * integrate.c (set_decl_abstract_flags): Update.
21021 (get_hard_reg_initial_val): Update.
21022 (has_hard_reg_initial_val): Update.
21023 (allocate_initial_values): Update.
21024 * resource.c (init_resource_info): Update.
21025 * config/alpha/alpha.c (NUM_ARGS): Update.
21026 (direct_return): Update.
21027 (alpha_va_start): Update.
21028 (alpha_sa_size): Update.
21029 (alpha_initial_elimination_offset): Update.
21030 (alpha_expand_prologue): Update.
21031 (alpha_start_function): Update.
21032 (alpha_expand_epilogue): Update.
21033 (unicosmk_initial_elimination_offset):
21034 * config/alpha/alpha.md (call expander): Update.
21035 * config/s390/s390.c (s390_register_info): Update.
21036 (s390_register_info): Update.
21037 (s390_frame_info): Update.
21038 (s390_initial_elimination_offset): Update.
21039 (s390_build_builtin_va_list): Update.
21040 (s390_va_start): Update.
21041 * config/spu/spu.c (direct_return): Update.
21042 (spu_expand_prologue): Update.
21043 (spu_initial_elimination_offset): Update.
21044 (spu_build_builtin_va_list): Update.
21045 (spu_va_start): Update.
21046 * config/sparc/sparc.c (sparc_init_modes): Update.
21047 (sparc_compute_frame_size): Update.
21048 (function_value): Update.
21049 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21050 * config/i386/i386.md (return expander): Update.
21051 * config/i386/i386.c (ix86_va_start): Update.
21052 (ix86_can_use_return_insn_p): Update.
21053 (ix86_compute_frame_layout): Update.
21054 (ix86_expand_epilogue): Update.
21055 * config/sh/sh.c (output_stack_adjust): Update.
21056 (calc_live_regs): Update.
21057 (sh_expand_prologue): Update.
21058 (sh_builtin_saveregs): Update.
21059 (sh_va_start): Update.
21060 (initial_elimination_offset): Update.
21061 (sh_allocate_initial_value): Update.
21062 (sh_function_ok_for_sibcall): Update.
21063 (sh_get_pr_initial_val): Update.
21064 * config/sh/sh.md (return expander): Update.
21065 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21066 * config/crx/crx.c (crx_compute_frame): UPdate.
21067 (crx_initial_elimination_offset): UPdate.
21068 * config/xtensa/xtensa.c (compute_frame_size): Update
21069 (xtensa_builtin_saveregs): Update.
21070 (xtensa_va_start): Update.
21071 (order_regs_for_local_alloc): Update.
21072 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21073 (xstormy16_expand_builtin_va_start): Update.
21074 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21075 * config/m68hc11/m68hc11.md (return expanders): Update.
21076 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21077 (expand_epilogue): Update.
21078 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21079 (cris_simple_epilogue): Update.
21080 (cris_expand_prologue): Update.
21081 (cris_expand_epilogue): Update.
21082 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21083 (compute_frame_size): Update.
21084 * config/mt/mt.c (mt_compute_frame_size): Update.
21085 * config/mn10300/mn10300.c (expand_prologue): Update.
21086 (expand_epilogue): Update.
21087 (initial_offset): Update.
21088 (mn10300_builtin_saveregs):
21089 * config/mn10300/mn10300.md (return expander): Update.
21090 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21091 (ia64_initial_elimination_offset): Update.
21092 (ia64_initial_elimination_offset): Update.
21093 (ia64_expand_prologue): Update.
21094 * config/m68k/m68k.md (return expander): Update.
21095 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21096 (rs6000_stack_info): Update.
21097 * config/mcore/mcore.c (layout_mcore_frame): Update.
21098 (mcore_expand_prolog): Update.
21099 * config/arc/arc.c (arc_compute_frame_size): Update.
21100 * config/score/score3.c (score3_compute_frame_size): Update.
21101 * config/score/score7.c (score7_compute_frame_size): Update.
21102 * config/arm/arm.c (use_return_insn): Update.
21103 (thumb_find_work_register): Update.
21104 (arm_compute_save_reg_mask): Update.
21105 (arm_output_function_prologue): Update.
21106 (arm_output_epilogue): Update.
21107 (arm_size_return_regs): Update.
21108 (arm_get_frame_offsets): Update.
21109 (arm_expand_prologue): Update.
21110 (thumb_exit): Update.
21111 (thumb_unexpanded_epilogue): Update.
21112 (thumb1_output_function_prologue): Update.
21113 * config/pa/pa.md (return expander): Update.
21114 * config/pa/pa.c (compute_frame_size): Update.
21115 (hppa_builtin_saveregs): Update.
21116 * config/mips/mips.c (mips_va_start): Update.
21117 (mips16_build_function_stub): Update.
21118 (mips_compute_frame_info): Update.
21119 (mips_restore_gp): Update.
21120 (mips_output_function_prologue): Update.
21121 (mips_expand_prologue): Update.
21122 * config/v850/v850.c (compute_frame_size): Update.
21123 (expand_prologue): * config/mmix/mmix.c (along): update.
21124 (mmix_initial_elimination_offset): update.
21125 (mmix_reorg): update.
21126 (mmix_use_simple_return): update.
21127 (mmix_expand_prologue): update.
21128 (mmix_expand_epilogue): Update.
21129 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21130 (emit_link_insn): Update.
21132 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21134 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21135 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21137 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21140 2008-04-07 Jan Hubicka <jh@suse.cz>
21142 * function.h (rtl): Rename to x_rtl.
21143 (crtl): New define.
21144 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21145 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21146 used_temp_slots avail_temp_slots, temp_slot_level,
21147 nonlocal_goto_handler_labels): Update accesstors.
21148 (rtl): New global variable.
21149 (struct function): Move some fileds to rtl_data.
21150 (get_arg_pointer_save_area): Update prototype.
21151 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21152 get_arg_pointer_save_area.
21153 * expr.c (init_expr): Update
21154 * function.c (get_frame_size): Update
21155 (assign_stack_local): Update
21156 (expand_function_end): Update.
21157 (get_art_pointer_save_area): Update
21159 * emit-rtl.c (rtl): Declare.
21160 (regno_reg_rtx): Declare.
21161 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21163 (gen_reg_rtx): Update.
21164 * varasm.c (n_deferred_constatns): Update accestor.
21165 (init_varasm_status): Do not allocate varasm_status.
21166 (force_const_mem, get_pool_size, output_constant_pool): Update.
21167 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21168 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21169 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21170 * sparc/sparc.h (INIT_EXPANDERS): Update.
21171 * ia64/ia64.h (INIT_EXPANDERS): Update.
21173 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21175 * reload.c (push_secondary_reload): Add missing break to for loop.
21177 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21179 PR middle-end/PR28690
21180 * rtlanal.c: Update copyright years.
21181 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21182 as REG_POINTER and MEM_POINTER operands.
21183 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21184 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21185 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21186 * gcse.c: Update copyright years.
21187 (pre_delete): Call gen_reg_rtx_and_attrs.
21188 (hoist_code): Likewise.
21189 (build_store_vectors): Likewise.
21190 (delete_store): Likewise.
21191 * loop-invariant.c (move_invariant_reg): Likewise.
21192 Update copyright years.
21194 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21196 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21197 control string instead of quoted.
21199 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21201 * doc/rtl.texi: Rewrite of subreg section.
21203 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21206 * config/i386/i386.c (legitimize_pic_address): Add treating
21207 of dllimport SYM_REF's.
21208 (legitimize_dllimport_symbol): Add prototype.
21210 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21212 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21213 reference in constructor with non self-referential type.
21215 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21217 Removal of Return with Depressed Stack Pointer support
21218 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21219 (ECF_SP_DEPRESSED): Likewise.
21220 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21221 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21222 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21223 (expand_call): Do not test ECF_SP_DEPRESSED.
21224 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21225 * function.c (keep_stack_depressed): Delete.
21226 (handle_epilogue_set): Likewise.
21227 (update_epilogue_consts): Likewise.
21228 (emit_equiv_load): Likewise.
21229 (thread_prologue_and_epilogue_insns): Remove support for Return with
21230 Depressed Stack Pointer.
21231 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21233 2008-04-06 Richard Guenther <rguenther@suse.de>
21235 PR tree-optimization/35400
21236 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21237 information from SSA_NAMEs.
21239 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21241 * config/avr/avr.h (avr_mega_p): Remove declaration.
21242 (AVR_MEGA): Remove macro.
21243 * config/avr/avr.c (avr_mega_p): Remove variable.
21244 (avr_override_options): Remove inicializion of avr_mega_p.
21245 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21246 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21247 (avr_jump_mode): (Ditto.).
21248 (avr_output_progmem_section_asm_op): (Ditto.).
21249 (avr_asm_init_sections): (Ditto.).
21250 (avr_asm_init_sections): (Ditto.).
21251 (avr_rtx_costs): (Ditto.).
21252 * config/avr/avr.md: (Ditto.).
21253 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21256 2008-04-06 Richard Guenther <rguenther@suse.de>
21258 PR tree-optimization/35842
21259 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21260 is_gimple_invariant_address.
21262 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21264 * gcc.c (default_compilers): Sync Fortran extensions list with
21265 that in fortran/lang-specs.h.
21266 * doc/invoke.texi: Likewise.
21267 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21268 * dwarf2out.c (gen_compile_unit_die): Likewise.
21270 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21272 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21274 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21277 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21278 attribute is used for nested functions.
21280 2008-04-05 Jan Hubicka <jh@suse.cz>
21282 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21284 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21286 (dump_files): Update.
21287 (enable_rtl_dump_file): Do not accept letter argument.
21288 * tree-pass.h (dump_file_info): Remove letter argument.
21289 * toplev.c (decode_d_option): Update -da handling.
21290 * toplev.h (enable_rtl_dump_file): Update prototype.
21291 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21292 it out based on pass type.
21293 (register_dump_files_1): Likewise.
21294 (init_optimization_passes): Update register_one_dump_file calls.
21295 (execute_one_pass): Sanity check that IPA passes are called at IPA
21296 level and RTL passes at RTL level.
21297 (execute_pass_list): IPA pass can not be after or subpass of
21299 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21300 disallov RTL subpasses of IPA subpasses.
21302 2008-04-05 Ben Elliston <bje@au.ibm.com>
21304 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21305 builtins that return exactly once and do not throw. Cache call to
21308 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21310 PR rtl-optimization/34916
21311 PR middle-end/35519
21312 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21313 between instruction pairs.
21315 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21317 * doc/invoke.texi: Document -mbitops for SH.
21318 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21319 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21320 * config/sh/sh.c (print_operand): Add %t operand code.
21321 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21322 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21323 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21324 (extendqihi2): Likewise.
21325 (movqi_i): Likewise.
21326 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21327 (extv): Use bld instruction for SH2A if possible.
21329 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21330 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21331 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21332 (bset.b, bclr.b): Define peepholes.
21333 * config/sh/sh.opt (mbitops): New option.
21335 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21338 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21339 and view convert expression.
21341 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21344 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21346 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21348 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21350 * config/i386/cpuid.h (bit_AES): New.
21351 (bit_PCLMUL): Likewise.
21353 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21354 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21355 SSE2 if AES or PCLMUL is enabled.
21356 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21357 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21358 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21359 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21360 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21361 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21362 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21363 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21364 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21365 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21366 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21367 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21368 __builtin_ia32_aeskeygenassist128 and
21369 __builtin_ia32_pclmulqdq128.
21370 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21371 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21372 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21374 * config/i386/i386.h (TARGET_AES): New.
21375 (TARGET_PCLMUL): Likewise.
21376 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21378 * config/i386/i386.md (UNSPEC_AESENC): New.
21379 (UNSPEC_AESENCLAST): Likewise.
21380 (UNSPEC_AESDEC): Likewise.
21381 (UNSPEC_AESDECLAST): Likewise.
21382 (UNSPEC_AESIMC): Likewise.
21383 (UNSPEC_AESKEYGENASSIST): Likewise.
21384 (UNSPEC_PCLMUL): Likewise.
21386 * config/i386/i386.opt (maes): New.
21387 (mpclmul): Likewise.
21389 * config/i386/sse.md (aesenc): New pattern.
21390 (aesenclast): Likewise.
21391 (aesdec): Likewise.
21392 (aesdeclast): Likewise.
21393 (aesimc): Likewise.
21394 (aeskeygenassist): Likewise.
21395 (pclmulqdq): Likewise.
21397 * config/i386/wmmintrin.h: New.
21399 * doc/extend.texi: Document AES and PCLMUL built-in function.
21401 * doc/invoke.texi: Document -maes and -mpclmul.
21403 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21405 * function.c (free_after_parsing): Replace with
21406 cxx_push_function_context from C++ front-end.
21407 (allocate_struct_function): Don't call langhook.
21408 * langhooks.h (struct lang_hooks_for_functions): Delete.
21409 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21411 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21412 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21413 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21414 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21415 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21416 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21417 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21419 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21420 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21422 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21425 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21428 2008-04-04 Richard Guenther <rguenther@suse.de>
21430 PR middle-end/35823
21431 * fold-const.c (optimize_minmax_comparison): Use the correct
21432 type for the constant in the simplified comparison.
21434 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21436 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21437 Pass L2 size as "--param l2-cache-size" to the compiler.
21438 (decode_l2_cache): New function to decode L2 cache parameters using
21439 0x8000006 extended cpuid function.
21440 (detect_caches_amd): Determine parameters of L2 cache using
21441 decode_l2_caches function.
21442 (decode_caches_intel): Decode L2 cache parameters.
21443 (detect_caches_intel): Determine L2 cache parameters using
21444 decode_caches_intel and decode_l2_caches functions.
21446 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21448 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21449 secondary input reload for subword loads from the constant pool.
21451 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21454 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21455 constants of the appropriate size for runtime calculations.
21458 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21459 decimal-float literal constant zero.
21461 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21464 * c-parser.c (c_parser_omp_atomic): Call
21465 default_function_array_conversion on the RHS.
21467 PR middle-end/35818
21468 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21469 call is_variable_sized if decl has incomplete type.
21471 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21473 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21475 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21477 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21479 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21480 (sgt<u>): Merge sgt and sgtu into new expander.
21481 (sgt, sgtu): Remove expanders.
21482 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21483 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21484 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21485 *sgtu_<mode>_mips16 into new pattern.
21486 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21487 (sge<u>): Merge sge and sgeu into new expander.
21488 (sge, sgeu): Remove expanders.
21489 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21491 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21492 (slt<u>): Merge slt and sltu into new expander.
21493 (slt, sltu): Remove expanders.
21494 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21495 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21496 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21497 *sltu_<mode>_mips16 into new pattern.
21498 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21499 (sle<u>): Merge sle and sleu into new expander.
21500 (sle, sleu): Remove expanders.
21501 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21502 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21503 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21504 *sleu_<mode>_mips16 into new pattern.
21505 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21507 2008-04-03 Jan Hubicka <jh@suse.cz>
21509 PR tree-optimization/35795
21510 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21511 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21512 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21513 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21514 * score/score3.c (score3_output_mi_thunk): Likewise.
21515 * score/score7.c (score7_output_mi_thunk): Likewise.
21516 * mips/mips.c (mips_output_mi_thunk): Likewise.
21518 2008-04-03 Richard Guenther <rguenther@suse.de>
21520 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21521 conversions. Simplify code.
21523 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21525 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21527 2008-04-03 Tom Tromey <tromey@redhat.com>
21528 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21530 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21531 * config/bfin/t-bfin-linux (generated_files): Add
21532 linux-sysroot-suffix.h.
21533 * doc/install.texi (Prerequisites): Require make 3.80.
21534 * doc/sourcebuild.texi (Front End Directory): Document new
21536 * Makefile.in (generated_files): New variable.
21537 (ALL_HOST_OBJS): New variable.
21538 ($(ALL_HOST_OBJS)): New target.
21540 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21542 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21543 (remap_block): Call id->transform_lang_insert_block instead
21545 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21546 Set id.transform_lang_insert_block to NULL.
21547 (clone_body): Move to cp/optimize.c
21548 * tree-inline.h (struct copy_body_data): Change
21549 transform_lang_insert_block to function pointer.
21550 (copy_generic_body, copy_decl_no_change): Export.
21551 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21552 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21553 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21555 * c-tree.h (insert_block): Kill.
21556 * c-decl.c (insert_block): Kill.
21558 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21560 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21561 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21562 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21564 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21565 argument, call {push,pop}_function_context from here.
21566 * c-parser.c: Use c_{push,pop}_function_context.
21568 * function.c (push_function_context_to): Move meat ...
21569 (push_function_context): ... here. Simplify.
21570 * function.c (pop_function_context_from): Move meat ...
21571 (pop_function_context): ... here. Simplify.
21572 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21574 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21575 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21576 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21577 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21579 2008-04-03 Ben Elliston <bje@au.ibm.com>
21581 * expmed.c (extract_force_align_mem_bit_field): Remove.
21583 2008-04-03 Richard Guenther <rguenther@suse.de>
21585 PR middle-end/35800
21586 * expr.h (try_casesi): Adjust prototype.
21587 * expr.c (try_casesi): Take fallback label as extra parameter.
21588 Use that for gen_casesi if default_label is NULL.
21589 * stmt.c (expand_case): Pass fallback label to try_casesi,
21590 make sure to fill gaps with a fallback label if default_label
21593 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21596 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21598 2008-04-03 Ben Elliston <bje@au.ibm.com>
21600 * expmed.c (extract_split_bit_field): Remove if (0) code.
21601 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21602 (do_ds_constraint): Likewise.
21604 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21606 * doc/cppopts.texi (-dU): Document.
21607 * c-common.h (flag_dump_macros): Update comment.
21608 * c-opts.c (handle_OPT_d): Handle -dU.
21609 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21610 dump_queued_macros, cb_used_define, cb_used_undef): New.
21611 (init_pp_output): Handle -dU.
21612 (cb_line_change): Call dump_queued_macros.
21613 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21615 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21617 * config/avr/predicates.md (io_address_operand): New predicate.
21618 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21619 * config/avr/avr.c (avr_io_address_p): Remove function.
21620 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21621 'avr_io_address_p' function.
21622 (out_movhi_r_mr): (Ditto.).
21623 (out_movqi_mr_r): (Ditto.).
21624 (out_movhi_mr_r): (Ditto.).
21625 (avr_address_cost): (Ditto.).
21627 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21629 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21630 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21631 in 32bit mode when XMM registers are available to avoid store
21633 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21634 corresponding post-reload splitters.
21636 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21638 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21639 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21640 __builtin_ia32_roundss.
21641 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21642 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21643 __builtin_ia32_roundss.
21644 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21645 IX86_BUILTIN_SHUFPD here.
21647 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21649 * config/i386/i386.md (plogic): New.
21650 (plogicprefix): Likewise.
21652 * config/i386/mmx.md (mmx_<code><mode>3): New.
21653 (mmx_and<mode>3): Removed.
21654 (mmx_ior<mode>3): Likewise.
21655 (mmx_xor<mode>3): Likewise.
21657 * config/i386/sse.md (<code><mode>3): New.
21658 (*<code><mode>3): Likewise.
21659 (*<code><mode>3): Likewise.
21660 (<code><mode>3): Likewise.
21661 (*sse_<code><mode>3): Likewise.
21662 (*sse2_<code><mode>3): Likewise.
21663 (<code>tf3): Likewise.
21664 (*<code>tf3): Likewise.
21665 (and<mode>3): Likewise.
21666 (*and<mode>3): Likewise.
21667 (ior<mode>3): Removed.
21668 (*ior<mode>3): Likewise.
21669 (xor<mode>3): Likewise.
21670 (*xor<mode>3): Likewise.
21671 (*and<mode>3): Likewise.
21672 (*ior<mode>3): Likewise.
21673 (*xor<mode>3): Likewise.
21674 (and<mode>3): Likewise.
21675 (*sse_and<mode>3): Likewise.
21676 (*sse2_and<mode>3): Likewise.
21677 (andtf3): Likewise.
21678 (*andtf3): Likewise.
21679 (ior<mode>3): Likewise.
21680 (*sse_ior<mode>3): Likewise.
21681 (*sse2_ior<mode>3): Likewise.
21682 (iortf3): Likewise.
21683 (*iortf3): Likewise.
21684 (xor<mode>3): Likewise.
21685 (*sse_xor<mode>3): Likewise.
21686 (*sse2_xor<mode>3): Likewise.
21687 (xortf3): Likewise.
21688 (*xortf3): Likewise.
21690 2008-04-02 Richard Guenther <rguenther@suse.de>
21692 PR tree-optimization/14495
21693 PR tree-optimization/34793
21694 * tree-vrp.c (struct switch_update): New structure.
21695 (to_remove_edges, to_update_switch_stmts): New VECs.
21696 (simplify_switch_using_ranges): New function. Remove not taken
21697 case labels and edges.
21698 (simplify_stmt_using_ranges): Call it.
21699 (identify_jump_threads): Mark edges we have queued for removal
21700 so we don't thread them.
21701 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21703 * tree-cfg.c (group_case_labels): Deal with missing default label.
21704 (tree_verify_flow_info): Allow missing default label.
21705 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21706 (emit_case_nodes): Likewise.
21707 (expand_case): Do not rely on the default label to be present.
21708 * expr.c (try_casesi): Deal with NULL default_label.
21709 (do_tablejump): Likewise.
21711 2008-04-02 Richard Guenther <rguenther@suse.de>
21713 PR tree-optimization/14495
21714 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21715 SWITCH_EXPR here ...
21716 (vrp_visit_switch_stmt): ... but here (new function).
21717 (find_case_label_index): New helper function.
21718 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21720 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21722 * fwprop.c: Fix ISO-C99ism.
21724 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21727 * Makefile.in (objdir): Set it here.
21728 * configure.ac: Not here. Find dynamic linker characteristics.
21729 * exec-tool.in: Use them.
21730 * aclocal.m4: Regenerate.
21731 * configure: Regenerate.
21733 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21735 * expr.c (expand_var): Delete it.
21736 * expr.h (expand_var): Delete prototype.
21737 * function.c (expand_function_start): Use expand_decl instead.
21738 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21741 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21743 PR rtl-optimization/35542
21744 * fwprop.c (forward_propagate_and_simplify): Replace
21745 loc_reg_mentioned_in_p with reg_mentioned_p.
21747 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21749 PR rtl-optimization/35281
21750 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21751 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21752 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21753 (varying_mem_p): Move above propagate_rtx.
21754 (all_uses_available_at): Do not check MEMs.
21756 2008-04-02 Rafael Espíndola <espindola@google.com>
21758 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21759 (register_edge_assert_for_2): Split the cond argument.
21760 (register_edge_assert_for_1): Adjust for the change in
21761 register_edge_assert_for_2.
21762 (register_edge_assert_for): Split the cond argument.
21763 (find_switch_asserts): Adjust for the change in
21764 register_edge_assert_for.
21766 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21768 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21769 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21770 offsets for 64-bit mingw.
21771 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21772 abi for x86_64-pc-mingw.
21774 2008-04-02 Richard Guenther <rguenther@suse.de>
21776 * tree-vrp.c (extract_range_from_assert): Make sure to not
21777 produce range min/max with TREE_OVERFOW set.
21778 If merging a anti-range and a range keep the anti-range if
21779 the range covers all values of the type.
21780 (register_edge_assert_for_2): Only allow sign-changing
21781 conversions in detecting canonical range checks. Also
21782 register an assert for the unsigned name if useful.
21784 PR tree-optimization/35787
21785 * tree-vrp.c (vrp_val_max): New function.
21786 (vrp_val_min): Likewise.
21787 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21788 (vrp_val_is_min): Likewise.
21789 (supports_overflow_infinity): Use vrp_val_{min,max}.
21790 (negative_overflow_infinity): Likewise.
21791 (positive_overflow_infinity): Likewise.
21792 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21793 (is_positive_overflow_infinity): Likewise.
21794 (is_overflow_infinity): Likewise.
21795 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21796 vrp_val_is_{min,max}.
21797 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21798 to ranges if possible. Avoid empty ranges.
21800 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21802 PR middle-end/35705
21803 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21804 the expression is a function address.
21806 2008-04-01 George Helffrich <george@gcc.gnu.org>
21808 PR fortran/35154, fortran/23057
21809 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21810 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21811 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21812 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21814 (dbxout_syms): Check for COMMON-based symbol and wrap in
21815 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21816 in bracket for efficiency.
21818 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21819 using DW_TAG_common_block + member offset.
21820 (add_pubname_string): New function.
21821 (dw_expand_expr): New function to find block name and offset for
21823 (common_check): New function to check whether symbol in Fortran COMMON.
21824 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21826 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21829 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21831 2008-04-02 Ben Elliston <bje@au.ibm.com>
21833 * config/v850/v850.md (casesi): Remove if (0) code.
21834 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21835 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21837 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21839 * config/i386/i386.md (rex64suffix): New mode attribute.
21840 (floathi<mode>2): Disable expander for SSE math.
21841 (*floathi<mode>2_1): New insn insn_and_split pattern.
21842 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21843 corresponding post-reload splitters.
21844 (*floathi<mode>2_i387): New macroized insn pattern.
21845 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21846 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21847 insn_and_split pattern.
21848 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21849 New macroized instruction patterns and corresponding post-reload
21851 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21852 and corresponding post-reload splitters.
21853 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21854 New macroized instruction patterns.
21855 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21856 macroized instruction patterns and corresponding post-reload splitters.
21857 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21858 corresponding post-reload splitters.
21859 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21860 New macroized instruction patterns.
21861 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21862 corresponding post-reload splitters.
21863 (*floatsi<mode>2_i387): New macroized instruction patterns.
21865 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21867 * config/i386/i386.md (smaxmin): New.
21868 (umaxmin): Likewise.
21869 (maxminiprefix): Likewise.
21870 (maxminfprefix): Likewise.
21871 (<code><mode>3): Likewise.
21872 (smin<mode>3): Removed.
21873 (smax<mode>3): Likewise.
21875 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21876 (mmx_<code>v4hi3): Likewise.
21877 (mmx_<code>v8qi3): Likewise.
21878 (mmx_smaxv2sf3): Removed.
21879 (mmx_sminv2sf3): Likewise.
21880 (mmx_umaxv8qi3): Likewise.
21881 (mmx_smaxv4hi3): Likewise.
21882 (mmx_uminv8qi3): Likewise.
21883 (mmx_sminv4hi3): Likewise.
21885 * config/i386/sse.md (<addsub><mode>3): New.
21886 (*<addsub><mode>3): Likewise.
21887 (<sse>_vm<addsub><mode>3): Likewise.
21888 (<maxmin><mode>3): Likewise.
21889 (*<maxmin><mode>3_finite): Likewise.
21890 (*<maxmin><mode>3): Likewise.
21891 (<sse>_vm<maxmin><mode>3): Likewise.
21892 (sse3_h<addsub>v4sf3): Likewise.
21893 (sse3_h<addsub>v2df3): Likewise.
21894 (<maxmin>v16qi3): Likewise.
21895 (*<maxmin>v16qi3): Likewise.
21896 (<maxmin>v8hi3): Likewise.
21897 (*<maxmin>v8hi3): Likewise.
21898 (*sse4_1_<maxmin><mode>3): Likewise.
21899 (*sse4_1_<maxmin><mode>3): Likewise.
21900 (add<mode>3): Removed.
21901 (*add<mode>3): Likewise.
21902 (<sse>_vmadd<mode>3): Likewise.
21903 (sub<mode>3): Likewise.
21904 (*sub<mode>3): Likewise.
21905 (<sse>_vmsub<mode>3): Likewise.
21906 (smin<mode>3): Likewise.
21907 (*smin<mode>3_finite): Likewise.
21908 (*smin<mode>3): Likewise.
21909 (<sse>_vmsmin<mode>3): Likewise.
21910 (smax<mode>3): Likewise.
21911 (*smax<mode>3_finite): Likewise.
21912 (*smax<mode>3): Likewise.
21913 (<sse>_vmsmax<mode>3): Likewise.
21914 (sse3_haddv4sf3): Likewise.
21915 (sse3_haddv2df3): Likewise.
21916 (sse3_hsubv4sf3): Likewise.
21917 (sse3_hsubv2df3): Likewise.
21918 (umaxv16qi3): Likewise.
21919 (*umaxv16qi3): Likewise.
21920 (smaxv8hi3): Likewise.
21921 (*smaxv8hi3): Likewise.
21922 (*sse4_1_smax<mode>3): Likewise.
21923 (*sse4_1_umax<mode>3): Likewise.
21924 (uminv16qi3): Likewise.
21925 (*uminv16qi3): Likewise.
21926 (sminv8hi3): Likewise.
21927 (*sminv8hi3): Likewise.
21928 (*sse4_1_smin<mode>3): Likewise.
21929 (*sse4_1_umin<mode>3): Likewise.
21931 2008-04-01 Rafael Espíndola <espindola@google.com>
21933 * tree-cfg.c (verify_expr): remove in_phi.
21934 (verify_stmt): Don't call walk_tree with verify_expr. Use
21935 is_gimple_min_invariant instead of is_gimple_val.
21937 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21939 * doc/include/gpl_v3.texi: Update for manpage generation.
21940 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21942 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21943 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21944 gpl_v3.texi instead of gpl.texi.
21947 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21950 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21952 2008-04-01 Rafael Espíndola <espindola@google.com>
21954 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21955 (extract_code_and_val_from_cond): Use
21956 extract_code_and_val_from_cond_with_ops.
21958 2008-04-01 Jan Hubicka <jh@suse.cz>
21960 * function.c (free_after_compilation): Free epilogue_delay_list.
21961 (prepare_function_start): Assert that previous compilation was freed.
21963 2008-04-01 Jan Hubicka <jh@suse.cz>
21964 Jim Wilson <wilson@tuliptree.org>
21965 Andreas Tobler <andreast@gcc.gnu.org>
21967 PR middle-end/35781
21968 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21969 rtl.emit instead cfun->emit.
21970 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21971 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21973 2008-04-01 Ben Elliston <bje@au.ibm.com>
21975 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21977 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21979 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21981 (fprofile-use): Add var flag_profile_use
21982 * coverage.c (coverage_begin_output): Do not open a gcno file for
21983 output only if -ftest-coverage is set.
21984 Do not add getpwd() to gcda file path.
21985 (build_gcov_info): Check the new flag
21986 flag_profile_datafile_relative_path.
21987 (coverage_init): Use profile_data_prefix.
21988 Read profile counter only if flag_profile_use is set.
21989 * opts.c (common_handle_option): New option fprofile-use=,
21990 fprofile-dir=, fprofile-generate=.
21991 * toplev.c (profile_data_prefix): New variable definition.
21992 * toplev.h (profile_data_prefix): New declaration.
21993 * doc/invoke.tex (Option Summary, Optimization Options):
21996 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21998 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21999 use tmp consistently.
22002 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22003 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22004 UNSPEC_FR_RECIP_APPROX_RES.
22005 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22007 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22010 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22012 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22014 PR middle-end/30186
22015 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22016 element of the vector via a pointer.
22018 2008-03-31 Ian Lance Taylor <iant@google.com>
22020 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22022 2008-03-31 Jan Hubicka <jh@suse.cz>
22024 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22025 get_arg_pointer_save_area.
22026 * expr.c (init_expr): Just clear out rtl.expr.
22027 * function.c (free_after_compilation): Clear out whole RTL structure.
22028 (get_func_frame_size): Merge into ...
22029 (get_frame_size): ... this one.
22030 (assign_stack_local_1): Merge into ...
22031 (assign_stack_local): ... this one.
22032 (expand_function_end): Update call of get_arg_pointer_save_area.
22033 (get_art_pointer_save_area): Remove cfun argument.
22034 * function.h (emit_status): regno_pointer_align does not need length
22035 attribute. Move x_regno_reg_rtx to ...
22036 (regno_reg_rtx): ... new global array.
22037 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22038 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22039 apply_args_value, forced_labels, stack_pointer_delta):
22041 (struct varasm_status): Move here from varasm.c
22042 (struct rtl_data): New. Move here some fields from struct function.
22043 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22044 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22045 used_temp_slots avail_temp_slots, temp_slot_level,
22046 nonlocal_goto_handler_labels): Update accesstors.
22047 (rtl): New global variable.
22048 (struct function): Move some fileds to rtl_data.
22049 (get_arg_pointer_save_area): Update prototype.
22050 * emit-rtl.c (rtl): Declare.
22051 (regno_reg_rtx): Declare.
22052 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22054 (gen_reg_rtx): Update.
22055 (init_virtual_regs): Do not tate emit_status argument.
22056 (init_emit): Do not allocate emit.
22057 * varasm.c (varasm_statuc): Move to function.h.
22058 (n_deferred_constatns): Update accestor.
22059 (init_varasm_status): Do not allocate varasm_status.
22060 (force_const_mem, get_pool_size, output_constant_pool): Update.
22061 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22062 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22064 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22066 PR rtl-optimization/35729
22067 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22070 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22073 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22074 load/store if memory is unaligned.
22075 (*movti_rex64): Likewise.
22077 * config/i386/predicates.md (misaligned_operand): New.
22079 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22082 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22085 2008-03-31 Jan Beulich <jbeulich@novell.com>
22087 * config/ia64/constraints.md: Add 'j' constraint.
22088 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22089 (movdi_internal): Likewise.
22091 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22094 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22096 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22099 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22100 proper error message for the third argument on blendpd and
22103 * config/i386/sse.md (blendbits): New.
22104 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22106 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22108 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22110 2008-03-30 Richard Guenther <rguenther@suse.de>
22112 PR middle-end/31023
22113 * fold-const.c (fold_sign_changed_comparison): Do leave
22114 conversions to base-types alone.
22116 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22118 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22119 the link register if one altivec register is be saved.
22121 2008-03-30 Ben Elliston <bje@au.ibm.com>
22123 * final.c (final_scan_insn): Remove if (0) code.
22125 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22127 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22129 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22131 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22132 of V4SFmode to ix86_binary_operator_ok.
22134 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22136 * config/i386/i386.c (override_options): Initialize
22137 ix86_veclib_handler to ix86_veclibabi_svml when
22138 -mveclibabi=svml is used.
22139 (ix86_veclibabi_svml): New function for SVML ABI style
22140 vectorization support.
22141 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22143 2008-03-28 Rafael Espíndola <espindola@google.com>
22145 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22146 (tree_binary_nonnegative_warnv_p): Make it public.
22147 (tree_single_nonnegative_warnv_p): Make it public.
22148 (tree_invalid_nonnegative_warnv_p): Make it public.
22149 (tree_unary_nonzero_warnv_p): Make it public.
22150 (tree_binary_nonzero_warnv_p): Make it public
22151 (tree_single_nonzero_warnv_p): Make it public.
22152 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22153 (extract_range_from_binary_expr): Split the expr argument.
22154 (extract_range_from_unary_expr): Split the expr argument.
22155 (extract_range_from_comparison): Split the expr argument.
22156 (extract_range_from_expr): Use the new aux functions.
22157 (vrp_evaluate_conditional_warnv): Use
22158 vrp_evaluate_conditional_warnv_with_ops.
22159 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22160 (tree_binary_nonzero_warnv_p): Declare.
22161 (tree_single_nonzero_warnv_p): Declare.
22162 (tree_expr_nonzero_warnv_p): Declare.
22163 (tree_unary_nonnegative_warnv_p): Declare.
22164 (tree_binary_nonnegative_warnv_p): Declare.
22165 (tree_single_nonnegative_warnv_p): Declare.
22166 (tree_invalid_nonnegative_warnv_p): Declare.
22168 2008-03-28 Richard Guenther <rguenther@suse.de>
22170 PR tree-optimization/30317
22171 PR tree-optimization/30911
22172 PR tree-optimization/34793
22173 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22174 (struct assert_locus_d): New member EXPR.
22175 (register_new_assert_for): Add EXPR parameter to support
22176 ASSERT_EXPR <name, expr OP limit>.
22177 (register_edge_assert_for_1): Adjust callers.
22178 (find_assert_locations): Likewise.
22179 (process_assert_insertions_for): Build condition from expression.
22180 (extract_range_from_assert): Handle ASSERT_EXPRs
22181 of the form ASSERT_EXPR <name, expr OP limit>.
22182 (register_edge_assert_for_2): New helper registering
22183 asserts for comparisons. Recognize range tests of the form
22184 (unsigned)i - CST1 OP CST2.
22185 (register_edge_assert_for_1): Use it.
22186 (register_edge_assert_for): Likewise.
22187 (needs_overflow_infinity): Integer sub-types
22188 do not need overflow infinities.
22189 (vrp_val_is_max): The extreme values of integer sub-types
22190 are those of the base type.
22191 (vrp_val_is_min): Likewise.
22192 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22195 2008-03-28 Nick Clifton <nickc@redhat.com>
22198 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22199 Return GENERAL_REGS for stack adjustment reloads.
22201 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22204 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22205 const_vector when all the vectors are constant.
22207 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22209 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22211 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22212 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22214 (s<code>_sf): Use new scc_sf attribute for opcode names.
22216 2008-03-27 Tom Tromey <tromey@redhat.com>
22218 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22219 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22220 config/spu/t-spu-elf, config/i386/t-interix,
22221 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22222 config/i386/x-darwin, config/i386/x-mingw32,
22223 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22224 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22225 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22226 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22227 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22228 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22229 config/score/t-score-elf, config/arm/t-strongarm-pe,
22230 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22231 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22232 Revert automatic dependency patch.
22234 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22237 * config/i386/i386.c (ix86_function_arg_boundary): Align
22238 decimal floating point to its natural boundary.
22240 2008-03-27 Richard Guenther <rguenther@suse.de>
22242 PR middle-end/35716
22243 * fold-const.c (fold_comparison): Restrict distinct decl
22244 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22245 solely rely on operand_equal_p.
22247 2008-03-27 Richard Guenther <rguenther@suse.de>
22250 * c-common.c (handle_weak_attribute): Reject combination of
22253 2008-03-27 Richard Guenther <rguenther@suse.de>
22255 PR tree-optimization/32810
22256 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22257 conversions from DECL_INITIAL.
22258 (fold_const_aggregate_ref): Likewise from constructor elements.
22260 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22262 * tree-affine.h (aff_combination_expand): Declare.
22263 (get_inner_reference_aff): Likewise.
22264 * tree-affine.c (aff_combination_expand): Split out from
22265 tree_to_aff_combination_expand.
22266 (get_inner_reference_aff): New function.
22267 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22268 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22269 (struct lim_aux_data): sm_done field removed.
22270 (mem_ref_loc_p, mem_ref_locs_p): New types.
22271 (struct mem_ref): Added id, stored, accesses_in_loop,
22272 indep_loop, dep_loop, indep_ref, dep_ref fields.
22273 Removed is_stored, locs and next fields.
22274 (memory_accesses): New variable.
22275 (movement_possibility): Do not allow moving statements
22276 that store to memory.
22277 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22279 (determine_max_movement): For statements with memory references,
22280 find the outermost loop in that the reference is independent.
22281 (move_computations_stmt): Mark the virtual operands for renaming.
22282 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22283 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22284 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22285 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22286 create_vop_ref_mapping, analyze_memory_references,
22287 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22288 get_all_locs_in_loop, ref_always_accessed_p,
22289 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22290 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22291 store_motion_loop, store_motion): New functions.
22292 (struct vop_to_refs_elt): New type.
22293 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22294 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22295 (schedule_sm): Replaced by...
22296 (execute_sm): ... this.
22297 (determine_lsm_ref, hoist_memory_references,
22298 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22299 find_more_ref_vops, free_mem_ref, free_mem_refs,
22300 determine_lsm_loop, determine_lsm): Removed.
22301 (tree_ssa_lim_finalize): Free data structures used by store motion.
22302 (tree_ssa_lim): Call analyze_memory_references. Use
22303 store_motion instead of determine_lsm.
22305 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22307 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22308 rename tmake_file to m68hc11/t-m68hc11.
22309 (mcore): Set inhibit_libc to true.
22310 * config.host (alpha*-dec-*vms*): Set extra_programs.
22311 (interix3*): Don't use host_xmake_file.
22312 * configure.ac: Let config.gcc override inhibit_libc.
22313 * configure: Regenerate.
22315 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22316 * config/t-openbsd-thread: Remove commented out lines.
22318 * config/x-interix: Remove.
22320 * config/m68hc11/t-m68hc11-gas: Rename to...
22321 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22323 * config/mcore/t-mcore: Remove T_CFLAGS.
22324 * config/mcore/t-mcore-pe: Likewise.
22326 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22328 * configure.ac: Replace custom __GNU_SOURCE test with
22329 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22330 * aclocal.m4: Regenerate.
22331 * configure: Regenerate.
22332 * config.in: Regenerate.
22334 2008-03-27 Richard Guenther <rguenther@suse.de>
22336 * fold-const.c (target.h): Include.
22337 (fold_comparison): Fold comparison of addresses of decls
22338 that bind locally or of constants. Consolidate address folding code.
22339 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22340 results from fold_binary_to_constant.
22341 (compare_values_warnv): Likewise.
22343 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22345 PR middle-end/35429
22346 * fold-const.c (fold_truthop): Check for integeral types when folding
22347 a == 0 && b == 0 and a != 0 || b != 0 .
22349 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22351 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22353 2008-03-26 Andreas Schwab <schwab@suse.de>
22355 * doc/invoke.texi: Fix use of @item vs. @itemx.
22357 2008-03-26 Tom Tromey <tromey@redhat.com>
22359 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22360 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22361 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22362 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22363 build/genconstants.o, build/genemit.o, build/genextract.o,
22364 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22365 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22368 2008-03-26 Richard Guenther <rguenther@suse.de>
22371 2008-03-26 Richard Guenther <rguenther@suse.de>
22373 * fold-const.c (target.h): Include.
22374 (fold_comparison): Fold comparison of addresses of two decls
22375 that bind locally. Consolidate address folding code.
22377 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22379 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22380 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22381 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22382 dconstsqrt2, dconstthird, dconste and/or dconst10.
22383 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22384 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22385 dconstsqrt2, dconste): Delete.
22386 (init_emit_once): Likewise. Simplify initializing dconstm1.
22388 * real.c (get_real_const): New.
22389 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22390 dconstsqrt2, dconste): Delete.
22391 (real_value_const, get_real_const): New.
22393 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22395 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22397 * config/i386/i386.c (ix86_function_arg_boundary): Check
22398 BIGGEST_ALIGNMENT instead of 128.
22399 (setup_incoming_varargs_64): Likewise.
22401 2008-03-26 Tom Tromey <tromey@redhat.com>
22403 * Makefile.in (DEPFILES): Add missing '/'.
22405 2008-03-26 Richard Guenther <rguenther@suse.de>
22407 * fold-const.c (target.h): Include.
22408 (fold_comparison): Fold comparison of addresses of two decls
22409 that bind locally. Consolidate address folding code.
22411 2008-03-26 Nick Clifton <nickc@redhat.com>
22414 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22415 not allow INT+INT as a legitimate addressing mode.
22417 2008-03-26 Richard Guenther <rguenther@suse.de>
22419 * tree-flow.h (widen_bitfield): Remove declaration.
22420 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22421 (widen_bitfield): Remove function.
22422 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22425 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22428 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22431 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22433 PR rtl-optimization/35232
22434 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22435 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22436 reg_reloaded_call_part_clobbered here.
22437 (reload_regs_reach_end_p): New function.
22438 (reload_reg_rtx_for_input): New variable.
22439 (reload_reg_rtx_for_output): Likewise.
22440 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22441 when reassigning a pseudo register. Load reloadreg from
22442 reload_reg_rtx_for_input, moving the mode and register
22444 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22445 instead of the original when deciding whether an input reload
22446 would be a no-op or whether an output reload can be deleted.
22447 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22448 when setting up new_spill_reg_store. Load it from
22449 reload_reg_rtx_for_output, moving the mode and register
22451 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22452 instead of the original when deciding whether an output reload
22453 would be a no-op. Do the same when modifying insn notes.
22454 Use rtx_equal_p instead of == to compare the registers.
22455 (inherit_piecemeal_p): Take a mode and two register numbers
22457 (emit_reload_insns): Clear new_spill_reg_store for every hard
22458 register in the reload register. Remove spill registers
22459 from reg_reloaded_valid before considering whether to record
22460 inheritance information for them. Use reload_reg_rtx_for_output
22461 instead of reg_rtx when recording output reloads. Use
22462 reload_reg_rtx_for_input instead of reg_rtx when recording
22463 input reloads. Set or clear reg_reloaded_call_part_clobbered
22464 at the same time as setting reg_reloaded_valid.
22465 (delete_output_reload): Add a new_reload_reg parameter and use it
22466 instead of rld[j].reg_rtx.
22467 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22470 2008-03-25 Tom Tromey <tromey@redhat.com>
22472 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22473 (build/genattr.o): Likewise.
22474 (build/genattrtab.o): Likewise.
22475 (build/gencodes.o): Likewise.
22476 (build/genconfig.o): Likewise.
22477 (build/genconstants.o): Likewise.
22478 (build/genemit.o): Likewise.
22479 (build/genextract.o): Likewise.
22480 (build/genflags.o): Likewise.
22482 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22484 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22485 instead of size_int for integer types.
22486 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22487 to match type of MINUS_EXPR.
22489 2008-03-25 Tom Tromey <tromey@redhat.com>
22491 * configure: Rebuilt.
22492 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22495 2008-03-25 Tom Tromey <tromey@redhat.com>
22497 * config/x-solaris (host-solaris.o): Update.
22498 * config/x-linux (host-linux.o): Update.
22499 * config/x-hpux (host-hpux.o): Update.
22500 * config/x-darwin (host-darwin.o): Update.
22501 * config/v850/t-v850e (v850-c.o): Update.
22502 * config/v850/t-v850 (v850-c.o): Update.
22503 * config/t-vxworks (vxworks.o): Update.
22504 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22505 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22506 * config/spu/t-spu-elf (spu-c.o): Update.
22508 * config/sh/t-symbian (sh-c.o): Update.
22509 (symbian.o): Update.
22510 * config/sh/t-sh (sh-c.o): Update.
22511 * config/score/t-score-elf (score7.o, score3.o): Update.
22512 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22513 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22514 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22515 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22516 (rs6000.o): Remove.
22517 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22518 * config/m32c/t-m32c (m32c-pragma.o): Update.
22519 * config/ia64/t-ia64 (ia64-c.o): Update.
22520 * config/i386/x-mingw32 (host-mingw32.o): Update.
22521 * config/i386/x-i386 (driver-i386.o): Update.
22522 * config/i386/x-darwin (host-i386-darwin.o): Update.
22523 * config/i386/x-cygwin (host-cygwin.o): Update.
22524 * config/i386/t-nwld (nwld.o): Update.
22525 * config/i386/t-netware (netware.o): Update.
22526 * config/i386/t-interix (winnt.o): Update.
22527 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22528 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22529 msformat-c.o): Update.
22530 * config/bfin/t-bfin-linux (generated_files): Add
22531 linux-sysroot-suffix.h.
22532 * config/arm/t-wince-pe (pe.o): Update.
22533 * config/arm/t-strongarm-pe (pe.o): Update.
22534 * config/arm/t-pe (pe.o): Update.
22535 * config/arm/t-arm (arm-c.o): Update.
22536 * doc/install.texi (Prerequisites): Require make 3.80.
22537 * Makefile.in: Remove .o targets.
22538 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22539 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22540 (simple_generated_h, simple_generated_c): Move earlier.
22541 (generated_files): New variable.
22542 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22543 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22544 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22545 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22546 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22547 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22548 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22549 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22550 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22551 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22552 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22553 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22555 (COMPILE.base, COMPILE): New variables.
22556 (%.o): New pattern rule.
22557 (ALL_HOST_OBJS): New variable.
22558 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22559 (dummy-checksum.o, cc1-checksum.o): Remove.
22560 (DRIVER_SHLIB): New variable.
22561 (DRIVER_DEFINES): Use it.
22562 (gencondmd.c): Move out of build/.
22563 (s-conditions): Update.
22564 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22565 (ALL_BUILD_OBJS): Likewise.
22566 (build/%.o): Use BUILDCOMPILE.
22567 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22568 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22569 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22570 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22571 build/genconfig.o, build/genconstants.o, build/genemit.o,
22572 build/genextract.o, build/genflags.o, build/genmddeps.o,
22573 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22574 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22575 build/gen-protos.o, build/scan.o, build/fix-header.o,
22576 build/scan-decls.o): Simplify.
22577 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22578 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22579 prefix.o, toplev.o): Reduce to variable setting.
22580 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22581 ($(out_object_file), gcc-options.o): New targets.
22582 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22583 * configure: Rebuilt.
22584 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22585 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22587 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22589 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22590 complain when we hit an error, return ERROR_MARK_NODE.
22592 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22594 * config/sh/constraints.md (Pso, Psz): New constraints.
22595 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22596 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22598 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22600 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22601 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22603 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22605 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22606 (prefetch_sh2a): New.
22608 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22609 Naveen.H.S <naveen.hs@kpitcummins.com>
22611 * config/sh/constraints.md (I28): New constraint.
22612 * config/sh/sh.c (broken_move): Add support for movi20s.
22613 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22615 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22616 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22617 Naveen.H.S <naveen.hs@kpitcummins.com>
22619 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22620 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22621 (print_operand): Handle resbank in %@ operand code.
22622 (sh_encode_section_info): New.
22623 (push_regs): Add conditions for resbank.
22624 (sh_expand_epilogue): Likewise.
22625 (sh_insert_attributes): Likewise.
22626 (sh_attribute_table): Likewise.
22627 (sh_handle_resbank_handler_attribute): New.
22628 (sh2a_handle_function_vector_handler_attribute): New.
22629 (sh2a_is_function_vector_call): New.
22630 (sh2a_get_function_vector_number): New.
22631 (sh2a_function_vector_p): New.
22632 (sh_cfun_resbank_handler_p): New.
22633 * config/sh/sh.md (calli): Emit jsr/n if possible.
22634 (calli_tbr_rel): New.
22635 (calli_pcrel): Emit jsr/n if possible.
22636 (return_i): Emit rts/n if possible.
22637 (call_valuei_tbr_rel): New.
22638 (call_valuei_pcrel): Add condition for SH2A target.
22639 (call_value): Likewise.
22640 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22641 (sh2a_get_function_vector_number): Likewise.
22642 (sh2a_is_function_vector_call): Likewise.
22643 * doc/extend.texi: Document TBR relative addressing of SH2A.
22644 (resbank): Add description for SH2A.
22646 2008-03-24 Richard Guenther <rguenther@suse.de>
22649 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22650 pointer assignments change conversions according to middle-end rules.
22651 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22652 * configure.ac: Include type checking in yes.
22653 * configure: Regenerate.
22655 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22657 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22658 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22660 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22662 * gthr-vxworks.h (UNUSED): Define.
22664 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22666 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22668 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22670 * doc/extend.texi (Function Attributes): Add missing comma in the
22671 example of the "alloc_size" attribute.
22673 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22676 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22678 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22681 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22684 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22685 of the underlying type of a MS bitfield layout to the natural
22686 alignment of the type.
22688 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22690 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22691 to their natural alignment to avoid store forwarding stalls.
22693 2008-03-22 Richard Guenther <rguenther@suse.de>
22695 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22696 For PHI nodes verify the address is invariant.
22697 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22698 (get_symbol_constant_value): Use is_gimple_min_invariant.
22699 (maybe_fold_stmt_indirect): Likewise.
22701 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22703 PR rtl-optimization/33927
22704 * Makefile.in (dse.o): Depend on $(TM_P_H).
22705 * expr.h (extract_low_bits): Declare.
22706 * expmed.c (extract_low_bits): New function.
22707 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22708 * dse.c: Include tm_p.h.
22709 (find_shift_sequence): Remove the read_reg argument and return the
22710 read value. Emit the instructions instead of returning them.
22711 Iterate on new_mode rather than calculating it each time.
22712 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22713 source to NEW_MODE and extract_low_bits to convert the shifted
22714 value to READ_MODE.
22715 (replace_read): Allow the load and store to have different mode
22716 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22717 or extraction instructions before trying the replacement. Update
22718 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22720 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22722 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22723 to their natural alignment to avoid store forwarding stalls.
22725 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22728 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22729 encouraging but not allowing gprs for input;
22730 change the input constraint to !f#r.
22731 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22733 change the output constraint to !f#r.
22735 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22738 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22739 corresponding post-reload splitters.
22740 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22741 when x87 FP math is selected.
22742 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22743 New function prototype.
22744 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22745 unreachable function to ease macroization of insn patterns.
22747 2008-03-21 Martin Jambor <mjambor@suse.cz>
22749 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22750 reference dumps if ddr is NULL or dependence is unknown.
22752 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22754 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22755 unsigned extension into account.
22756 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22757 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22758 Do computations on a scratch register.
22760 2008-03-21 Richard Guenther <rguenther@suse.de>
22762 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22763 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22764 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22765 * tree-ssa-dom.c (record_equality): Likewise.
22766 * tree-inline.c (copy_body_r): Likewise.
22767 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22770 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22772 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22773 as 'delete_unused' argument.
22775 2008-03-20 Richard Guenther <rguenther@suse.de>
22777 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22778 special casing of constant qualifiers.
22779 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22780 care about them in general.
22781 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22782 regardless of their type.
22783 (fold_stmt_r): Forcefully fold *& if we end up with that.
22785 2008-03-20 Paul Brook <paul@codesourcery.com>
22787 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22788 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22790 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22792 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22793 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22795 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22797 * common.opt (Wmudflap): New option.
22798 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22799 (mx_register_decls): Likewise.
22800 (mudflap_finish_file): Likewise.
22801 * doc/invoke.texi: Document -Wno-mudflap.
22803 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22805 * c-format.c (replace_format_name_to_system_name): New.
22806 (cmp_attribs): New.
22807 (convert_format_name_to_system_name): New.
22808 (decode_format_attr): Add use of convert_format_name_to_system_name.
22809 (format_types_orig): Add gnu_ prefix to names.
22810 (check_format_info_main): Special treating of \0 escaped names for
22811 supporting multi-character format specifiers as I32, I64.
22812 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22813 (gnu_target_overrides_format_attributes): New.
22814 * c-format.h: Add structure target_ovr_attr to hold
22815 system specific formatter names.
22816 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22817 msformat-c.o file to c_target_objs and cxx_target_objs.
22818 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22819 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22820 (TARGET_N_FORMAT_TYPES): New.
22821 * config/i386/msformat-c.c: New.
22822 * config/i386/t-cygming: Add build rule for msformat-c.o.
22823 * doc/extend.texi: Add new format names gnu_* and ms_* and
22825 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22827 2008-03-20 Ira Rosen <irar@il.ibm.com>
22829 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22830 optimizations turned on under -O3.
22831 (ftree-vectorize): Add that the flag is turned on with -O3.
22833 2008-03-20 Ben Elliston <bje@au.ibm.com>
22835 * regmove.c (try_auto_increment): Fix spelling error in comment.
22836 * final.c (final_scan_insn): Likewise.
22838 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22841 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22842 allocator preferences for "y" and "r" class registers.
22843 ("*mov<mode>_internal"): Ditto.
22844 ("*movv2sf_internal_rex64"): Ditto.
22845 ("*movv2sf_internal"): Ditto.
22847 2008-03-19 Michael Matz <matz@suse.de>
22849 PR middle-end/35616
22850 * calls.c (expand_call): Check overlap of arguments with call
22851 address for sibcalls.
22853 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22856 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22857 of the underlying type of a MS bitfield layout to the natural
22858 alignment of the type.
22860 2008-03-19 Jan Hubicka <jh@suse.cz>
22863 * toplev.c (decode_d_option): Handle all CPP flags.
22864 * tree-vrp.c: Update tree_pass descriptors.
22865 * regrename.c: Update tree_pass descriptors.
22866 * fwprop.c: Update tree_pass descriptors.
22867 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22868 * tree-into-ssa.c: Update tree_pass descriptors.
22869 * tree-dump.c: Update tree_pass descriptors.
22870 * tree-complex.c: Update tree_pass descriptors.
22871 * tree-dump.h: Update tree_pass descriptors.
22872 * see.c: Update tree_pass descriptors.
22873 * cgraphbuild.c: Update tree_pass descriptors.
22874 * tracer.c: Update tree_pass descriptors.
22875 * tree-loop-distribution.c: Update tree_pass descriptors.
22876 * cgraph.c: Update tree_pass descriptors.
22877 * postreload-gcse.c: Update tree_pass descriptors.
22878 * postreload.c: Update tree_pass descriptors.
22879 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22880 * tree-tailcall.c: Update tree_pass descriptors.
22881 * tree-pass.h (tree_opt_pass): Rename to ...
22882 (opt_pass) ... this one; add "type" field and remove letter field.
22883 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22884 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22885 all_lowering_passes): Update declaration.
22886 * ipa-cp.c: Update tree_pass descriptors.
22887 * final.c: Update tree_pass descriptors.
22888 * omp-low.c: Update tree_pass descriptors.
22889 * tree-ssa-dse.c: Update tree_pass descriptors.
22890 * ipa-reference.c: Update tree_pass descriptors.
22891 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22892 * auto-inc-dec.c: Update tree_pass descriptors.
22893 * reorg.c: Update tree_pass descriptors.
22894 * cgraphunit.c: Update tree_pass descriptors.
22895 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22896 * tree-ssa-ccp.c: Update tree_pass descriptors.
22897 * df-core.c: Update tree_pass descriptors.
22898 * mode-switching.c: Update tree_pass descriptors.
22899 * tree-nomudflap.c: Update tree_pass descriptors.
22900 * modulo-sched.c: Update tree_pass descriptors.
22901 * ipa-pure-const.c: Update tree_pass descriptors.
22902 * cse.c: Update tree_pass descriptors.
22903 * web.c: Update tree_pass descriptors.
22904 * tree-stdarg.c: Update tree_pass descriptors.
22905 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22906 * tree-ssa-dom.c: Update tree_pass descriptors.
22907 * tree-nrv.c: Update tree_pass descriptors.
22908 * tree-ssa-alias.c: Update tree_pass descriptors.
22909 * loop-init.c: Update tree_pass descriptors.
22910 * gimple-low.c: Update tree_pass descriptors.
22911 * ipa-inline.c: Update tree_pass descriptors.
22912 * tree-ssa-sink.c: Update tree_pass descriptors.
22913 * global.c: Update tree_pass descriptors.
22914 * ifcvt.c: Update tree_pass descriptors.
22915 * jump.c: Update tree_pass descriptors.
22916 * predict.c: Update tree_pass descriptors.
22917 * tree-ssa-loop.c: Update tree_pass descriptors.
22918 * recog.c: Update tree_pass descriptors.
22919 * dse.c: Update tree_pass descriptors.
22920 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22921 * tree-eh.c: Update tree_pass descriptors.
22922 * regmove.c: Update tree_pass descriptors.
22924 * function.c: Update tree_pass descriptors.
22925 * tree-vectorizer.c: Update tree_pass descriptors.
22926 * gcse.c: Update tree_pass descriptors.
22927 * ipa-type-escape.c: Update tree_pass descriptors.
22928 * tree-if-conv.c: Update tree_pass descriptors.
22929 * init-regs.c: Update tree_pass descriptors.
22930 * ipa.c: Update tree_pass descriptors.
22931 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22932 * rtl-factoring.c: Update tree_pass descriptors.
22933 * lower-subreg.c: Update tree_pass descriptors.
22934 * bt-load.c: Update tree_pass descriptors.
22935 * tree-dfa.c: Update tree_pass descriptors.
22936 * except.c: Update tree_pass descriptors.
22937 * emit-rtl.c: Update tree_pass descriptors.
22938 * cfgexpand.c: Update tree_pass descriptors.
22939 * tree-cfgcleanup.c: Update tree_pass descriptors.
22940 * cfgcleanup.c: Update tree_pass descriptors.
22941 * tree-ssa-pre.c: Update tree_pass descriptors.
22942 * tree-sra.c: Update tree_pass descriptors.
22943 * tree-mudflap.c: Update tree_pass descriptors.
22944 * tree-ssa-copy.c: Update tree_pass descriptors.
22945 * cfglayout.c: Update tree_pass descriptors.
22946 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22947 * tree-ssa-dce.c: Update tree_pass descriptors.
22948 * tree-ssa.c: Update tree_pass descriptors.
22949 * regclass.c: Update tree_pass descriptors.
22950 * integrate.c: Update tree_pass descriptors.
22951 * tree-optimize.c: Update tree_pass descriptors.
22952 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22953 * tree-object-size.c: Update tree_pass descriptors.
22954 * combine.c: Update tree_pass descriptors.
22955 * tree-outof-ssa.c: Update tree_pass descriptors.
22956 * bb-reorder.c: Update tree_pass descriptors.
22957 * stack-ptr-mod.c: Update tree_pass descriptors.
22958 * var-tracking.c: Update tree_pass descriptors.
22959 * tree-profile.c: Update tree_pass descriptors.
22960 * tree-vect-generic.c: Update tree_pass descriptors.
22961 * reg-stack.c: Update tree_pass descriptors.
22962 * sched-rgn.c: Update tree_pass descriptors.
22963 * tree-ssa-structalias.c: Update tree_pass descriptors.
22964 * tree-cfg.c: Update tree_pass descriptors.
22965 * passes.c (current_pass): Update declaration.
22966 (finish_optimization_passes): Update.
22967 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22968 (register_one_dump_file, register_dump_files_1, next_pass_1):
22970 (init_optimization_passes): Update handling of new types.
22971 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22972 * ipa-struct-reorg.c: Update tree_pass descriptors.
22973 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22974 * combine-stack-adj.c: Update tree_pass descriptors.
22975 * cfgrtl.c: Update tree_pass descriptors.
22976 * dce.c: Update tree_pass descriptors.
22977 * tree-ssanames.c: Update tree_pass descriptors.
22979 2008-03-19 Richard Guenther <rguenther@suse.de>
22981 PR middle-end/35609
22982 * tree-ssa.c (walk_data): New structure.
22983 (warn_uninitialized_var): If not always_executed warn with "maybe"
22985 (execute_early_warn_uninitialized): Compute post-dominators.
22986 Initialize always_executed before processing each basic block.
22988 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22991 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22992 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22994 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22996 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22998 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23000 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23002 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23003 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23004 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23005 target after ignore has been set, and move there also the commputation
23006 of subtarget and original_target.
23007 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23008 (LANG_HOOKS_INITIALIZER): Remove it.
23009 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23011 2008-03-18 Richard Guenther <rguenther@suse.de>
23013 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23014 found an expression with constants, note that in the VN for the lhs.
23015 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23016 fold them to constants if possible. Run cleanup_cfg if done so.
23017 (execute_pre): Return todo.
23018 (do_pre): Likewise.
23019 (execute_fre): Likewise.
23020 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23022 (get_prop_source_stmt): Look through pointer conversions.
23024 2008-03-18 Jan Hubicka <jh@suse.cz>
23026 * tree-pretty-print.c: Include predict.h.
23027 (dump_generic_node): Dump predictor.
23028 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23029 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23030 * gimple-low.c (lower_stmt): Likewise.
23031 * expr.c (expand_expr_real): Likewise.
23032 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23034 (build_predict_expr, build_predict_expr): New.
23035 * predict.h (predictor_name, build_predict_expr): Update.
23036 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23037 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23038 * predict.def (PRED_CONTINUE): Update hitrate.
23039 * tree.def (PREDICT_EXPR): Define.
23040 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23041 do not handle BIND_EXPR.
23042 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23043 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23044 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23047 2008-03-18 Michael Matz <matz@suse.de>
23049 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23051 2008-03-18 Richard Guenther <rguenther@suse.de>
23053 * tree-gimple.h (is_gimple_invariant_address): Declare.
23054 (is_gimple_constant): Likewise.
23055 * tree-gimple.c (is_gimple_constant): New function.
23056 (is_gimple_invariant_address): Likewise.
23057 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23058 and is_gimple_invariant_address.
23059 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23061 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23062 an addressable base.
23064 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23066 PR middle-end/35611
23067 * gimplify.c (gimplify_expr): Gimplify second operand of
23070 2008-03-17 Richard Guenther <rguenther@suse.de>
23072 PR tree-optimization/19637
23073 * fold-const.c (fold_unary): Remove restrictions of removing
23074 intermediate pointer-conversions (P2)(P1)P0.
23075 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23076 conversion to void pointer.
23077 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23079 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23082 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23083 emulated thread local variables.
23085 2008-03-16 Richard Guenther <rguenther@suse.de>
23087 PR middle-end/35607
23088 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23089 expand TREE_INVARIANT operations that are not gimple invariant.
23091 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23093 * doc/extend.texi (Alignment): Say that the ABI controls
23094 the __alignof__ for non-strict-alignment targets rather
23095 than being a recommendation.
23097 2008-03-15 Paul Brook <paul@codesourcery.com>
23099 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23101 (arm_output_fn_unwind): Mark functions that can not be unwound.
23103 2008-03-15 Paul Brook <paul@codesourcery.com>
23105 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23106 extension instructions.
23108 2008-03-15 Richard Guenther <rguenther@suse.de>
23110 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23111 and fold constant aggregate refs.
23112 (fold_const_aggregate_ref): Handle string constants
23113 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23114 (evaluate_stmt): Simplify now that ccp_fold folds constant
23117 2008-03-15 Paul Brook <paul@codesourcery.com>
23119 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23120 (extzv): Use gen_extzv_t2.
23121 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23123 2008-03-15 Richard Guenther <rguenther@suse.de>
23125 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23126 (fold_const_aggregate_ref): Likewise.
23127 (get_value): Return NULL if we don't have any values.
23128 (ccp_finalize): Set const_val to NULL after freeing it.
23129 * tree-flow.h (get_symbol_constant_value): Declare.
23130 (fold_const_aggregate_ref): Likewise.
23131 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23133 2008-03-15 Richard Guenther <rguenther@suse.de>
23135 PR middle-end/35593
23136 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23137 to not produce negative array indices if not allowed. Add
23138 parameter to indicate that.
23139 (maybe_fold_offset_to_component_ref): Allow negative array
23140 indices only for the first member of a structure.
23141 (maybe_fold_offset_to_reference): Allow negative array indices.
23142 (maybe_fold_stmt_addition): Likewise.
23144 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23145 Anatoly Sokolov <aesok@post.ru>
23147 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23148 (avr_arch): Add ARCH_AVR6.
23149 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23150 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23151 instead of fixed value 2.
23152 (print_operand_address): Use gs() asm specifier instead of pm().
23153 (avr_assemble_integer): (Ditto.).
23154 (avr_output_addr_vec_elt): (Ditto.).
23155 (print_operand): Handle "!" code.
23156 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23157 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23158 (AVR_HAVE_EIJMP_EICALL): Define.
23159 (AVR_3_BYTE_PC): Redefine.
23160 (AVR_2_BYTE_PC): (Ditto.).
23161 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23162 (LINK_SPEC): Add atmega2560 and atmega2561.
23163 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23165 * config/avr/avr.md (call_insn): Use eicall instead of icall
23166 for 3 byte PC devices.
23167 (call_value_insn): (Ditto.).
23168 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23169 (indirect_jump): Use only for for 2 byte PC devices.
23170 (*tablejump): (Ditto.).
23171 (*indirect_jump_avr6): Add insn.
23172 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23173 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23174 instead of ijmp for 3 byte PC devices.
23175 (__tablejump2__): (Ditto.).
23176 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23177 (MULITLIB_DIRNAMES): (Ditto.).
23178 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23180 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23182 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23183 "sse2_umulsidi3". Use V1DI mode for operand 0.
23184 ("mmx_psadbw"): Use V1DI mode for operand 0.
23185 * config/i386/i386-modes.def (V1SI): New vector mode.
23186 * config/i386/i386.c (struct builtin_description)
23187 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23188 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23189 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23190 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23191 v1di_ftype_v8qi_v8qi type.
23192 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23194 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23195 __builtin_ia32_pmuludq]: Fix the mode of return value.
23197 2008-03-15 Richard Guenther <rguenther@suse.de>
23199 PR middle-end/35595
23200 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23203 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23205 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23206 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23207 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23208 unless TARGET_SERIALIZE_VOLATILE is enabled.
23209 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23210 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23211 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23213 2008-03-14 Richard Guenther <rguenther@suse.de>
23215 PR tree-optimization/34172
23216 * tree-flow.h (refs_may_alias_p): Declare.
23217 (get_single_def_stmt): Likewise.
23218 (get_single_def_stmt_from_phi): Likewise.
23219 (get_single_def_stmt_with_phi): Likewise.
23220 * tree-dfa.c (refs_may_alias_p): New function.
23221 (get_single_def_stmt): Likewise.
23222 (get_single_def_stmt_from_phi): Likewise.
23223 (get_single_def_stmt_with_phi): Likewise.
23224 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23225 (vn_reference_lookup_1): New helper function.
23226 (vn_reference_lookup): Walk the virtual use-def chain to
23227 continue searching for a match if the def does not alias the
23228 reference we are looking for.
23230 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23232 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23233 archive and Perzl. Update The Written Word listing.
23235 2008-03-14 Richard Guenther <rguenther@suse.de>
23237 PR tree-optimization/34043
23238 PR tree-optimization/33989
23239 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23241 (bitmap_find_leader): Use extra argument to verify dominance
23242 relationship inside a basic-block.
23243 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23244 (find_leader_in_sets): Adjust.
23245 (create_component_ref_by_pieces): Take extra argument for
23246 dominance check, handle lookup failures.
23247 (find_or_generate_expression): Likewise.
23248 (create_expression_by_pieces): Likewise.
23249 (insert_into_preds_of_block): Adjust.
23250 (create_value_expr_from): If asked for, verify all operands
23251 are in the blocks AVAIL_OUT set.
23252 (make_values_for_stmt): Check for SSA_NAMEs that are life
23253 over an abnormal edge.
23254 (compute_avail): Remove such check.
23255 (do_SCCVN_insertion): New function.
23256 (eliminate): If we do not find a leader suitable for replacement
23257 insert a replacement expression from SCCVN if available.
23258 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23259 (struct vn_ssa_aux): Add needs_insertion flag.
23260 * tree-ssa-sccvn.c (may_insert): New global flag.
23261 (copy_reference_ops_from_ref): Value-number union member access
23262 based on its size, not type and member if insertion is allowed.
23263 (visit_reference_op_load): For a weak match from union type
23264 punning lookup a view-converted value and insert a SSA_NAME
23265 for that value if that is not found.
23266 (visit_use): Make dumps shorter. Do not disallow value numbering
23267 SSA_NAMEs that are life over an abnormal edge to constants.
23268 (free_scc_vn): Release inserted SSA_NAMEs.
23269 (run_scc_vn): New flag to specify whether insertion is allowed.
23270 Process SSA_NAMEs in forward order.
23271 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23272 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23273 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23274 pointer type to/from integral types that do not change the
23275 precision to regular conversions.
23277 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23279 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23280 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23281 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23282 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23283 input arguments and the mode of return value. Built-in functions
23284 that operate on whole 64-bit MMX register now use V1DI mode.
23286 2008-03-13 Alon Dayan <alond@il.ibm.com>
23287 Olga Golovanevsky <olga@il.ibm.com>
23289 PR tree-optimization/35041
23290 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23291 to locate the right position in a statement.
23293 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23297 * config/i386/xmmintrin.h: Change all static inline functions to
23298 extern inline and add __gnu_inline__ attribute.
23299 * config/i386/bmintrin.h: Ditto.
23300 * config/i386/smmintrin.h: Ditto.
23301 * config/i386/tmmintrin.h: Ditto.
23302 * config/i386/mmintrin-common.h: Ditto.
23303 * config/i386/ammintrin.h: Ditto.
23304 * config/i386/emmintrin.h: Ditto.
23305 * config/i386/pmmintrin.h: Ditto.
23306 * config/i386/mmintrin.h: Ditto.
23307 * config/i386/mm3dnow.h: Ditto.
23309 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23311 PR middle-end/35185
23312 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23313 (lower_omp_2): New function.
23314 (lower_omp_1, lower_omp): Rewritten.
23316 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23319 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23320 with the phrase "Microsoft Windows compilers".
23321 (Push/Pop Macro Pragmas): New subsection. Document
23322 #pragma push_macro and pragma pop_macro.
23324 2008-03-12 Paul Brook <paul@codesourcery.com>
23326 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23328 2008-03-12 Paul Brook <paul@codesourcery.com>
23330 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23331 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23332 (thumb2_addsi_shortim): Rename ...
23333 (thumb2_addsi_short): ... to this. Allow register operands.
23334 (thumb2_subsi_short): New pattern.
23335 (thumb2_one_cmplsi2_short,
23336 thumb2_negsi2_short): New patterns and peepholes.
23338 2008-03-12 Paul Brook <paul@codesourcery.com>
23340 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23342 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23344 * config/i386/i386.md (int_cond): New code iterator.
23346 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23347 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23348 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23349 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23350 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23351 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23352 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23353 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23355 2008-03-12 Paul Brook <paul@codesourcery.com>
23357 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23358 instead of {arm,thumb}_compute_save_reg_mask.
23359 (output_return_instruction): Ditto.
23360 (thumb_unexpanded_epilogue): Ditto.
23361 (thumb1_expand_prologue): Ditto.
23362 (thumb1_output_function_prologue): Ditto.
23363 (arm_set_return_address): Ditto.
23364 (thumb_set_return_address): Ditto.
23365 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23366 regs to achieve stack alignment.
23367 (thumb1_compute_save_reg_mask): Fix compiler warning.
23368 (arm_output_epilogue): Use offsets->saved_regs_mask.
23369 Adjust stack pointer by poping call clobered registers.
23370 (arm_expand_prologue): Use offsets->saved_regs_mask.
23371 Adjust stack pointer by pushing extra registers.
23372 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23374 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23377 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23378 conversion to the operands of a multiplication.
23380 2008-03-12 Richard Guenther <rguenther@suse.de>
23382 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23383 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23384 * timevar.def (TV_TREE_PHIPROP): Add.
23385 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23386 pass description. Use TV_TREE_PHIPROP.
23387 * tree-ssa-forwprop.c: Remove phiprop code.
23389 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23391 PR middle-end/35549
23392 * omp-low.c (maybe_lookup_decl): Constify first argument.
23393 (use_pointer_for_field): Change last argument from bool to
23394 omp_context *. Disallow shared copy-in/out in nested
23395 parallel if decl is shared in outer parallel too.
23396 (build_outer_var_ref, scan_sharing_clauses,
23397 lower_rec_input_clauses, lower_copyprivate_clauses,
23398 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23400 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23401 Ira Rosen <irar@il.ibm.com>
23403 * tree-vectorizer.c (free_stmt_vec_info): New function.
23404 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23405 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23406 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23407 * tree-vect-transform.c (vectorizable_conversion): Free
23408 vec_oprnds0 if it was allocated.
23409 (vect_permute_store_chain): Remove unused VECs.
23410 (vectorizable_store): Free VECs that are allocated in the..
23412 (vect_transform_strided_load, vectorizable_load): Likewise.
23413 (vect_remove_stores): Simplify the code.
23414 (vect_transform_loop): Move code to vect_remove_stores().
23415 Call vect_remove_stores() and free_stmt_vec_info().
23417 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23419 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23420 TARGET_HPUX. Revise comment.
23421 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23422 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23423 Use sr4 variant of `be' instruction when not generating PIC code.
23424 (attr_length_call): Adjust for above change.
23426 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23428 * ipa-reference.c (static_execute): Remove module_statics_const and
23429 associated setting code.
23431 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23434 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23435 predicate for operand 1.
23436 (paritysi2_cmp): Use register_operand predicate for operand 2.
23437 Use earlyclobber modifier for operand 1. Remove support for
23439 (paritydi2_cmp): Use register_operand predicate for operand 3.
23440 Use earlyclobber modifier for operand 1. Remove support for
23443 2008-03-11 Paul Brook <paul@codesourcery.com>
23444 Vladimir Prus <vladimir@codesourcery.com>
23446 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23447 (arm_compute_save_reg0_reg12_mask): Always
23448 check if register 11 must be saved. Always safe hard frame pointer
23449 when frame_pointer_needeed.
23450 (arm_compute_save_reg_mask): Save IP and PC
23451 only with apcs frames.
23452 (arm_output_epilogue): Adjust Thumb2 codepath to
23453 be also invoked and work for ARM non-apcs frames.
23454 (arm_expand_prologue): Don't bother saving IP
23455 for non-apcs frame, since it's not clobbered by
23456 prologue code. Implement non-apcs frame
23459 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23461 PR rtl-optimization/35281
23462 * expr.c (convert_move): Use a new pseudo for the intermediate
23463 from_mode->word_mode result.
23465 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23467 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23468 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23469 * toplev.c (compile_file): Don't call it.
23471 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23473 PR middle-end/35526
23474 * expr.c (store_expr): Call emit_block_move if the mode
23475 of "temp" RTX is BLKmode.
23477 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23478 Richard Guenther <rguenther@suse.de>
23480 PR tree-optimization/31358
23481 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23482 the step with a NULL_TREE.
23483 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23484 to sizetype if type is a pointer type.
23485 (add_candidate_1): Don't convert the base and step to
23486 the generic type if the orginal type is a pointer type.
23487 (add_iv_value_candidates): Use sizetype for the step
23488 if type is a pointer type.
23489 (cand_value_at): Likewise.
23490 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23492 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23493 Don't convert the tem affine to the type.
23494 (add_elt_to_tree): Use sizetype for the step if a pointer.
23495 Use POINTER_PLUS_EXPR for pointers.
23496 (aff_combination_to_tree): Use sizetype for the step if a
23499 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23501 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23502 Remove commutativity hint.
23504 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23508 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23509 errorneous type. Check that v is a VAR_DECL.
23511 PR middle-end/35099
23512 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23514 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23516 PR tree-optimization/35494
23517 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23518 may be overriden at link and run time.
23520 2008-03-10 Richard Guenther <rguenther@suse.de>
23522 PR tree-optimization/34677
23523 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23524 (poolify_tree): Likewise.
23525 (modify_expr_template): Likewise.
23526 (poolify_modify_stmt): Likewise.
23527 (insert_fake_stores): Handle all component-ref style stores
23528 in addition to INDIRECT_REF. Also handle complex types.
23529 Do not poolify the inserted load.
23530 (realify_fake_stores): Do not rebuild the tree but only
23531 make it a SSA_NAME copy.
23532 (init_pre): Remove initialzation of modify_expr_template.
23533 Do not allocate modify_expr_node_pool.
23534 (fini_pre): Do not free modify_expr_node_pool.
23536 2008-03-10 Paul Brook <paul@codesourcery.com>
23538 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23539 to avoid conflicts.
23541 2008-03-10 Paul Brook <paul@codesourcery.com>
23542 Mark Shinwell <shinwell@codesourcery.com>
23544 * config/arm/cortex-r4.md: New.
23545 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23547 * config/arm/arm.md: Include cortex-r4.md.
23548 (insn): Add smmls, sdiv and udiv values.
23549 (generic_sched): Don't use generic scheduling for Cortex-R4.
23550 (arm_issue_rate): New function.
23551 (TARGET_SCHED_ISSUE_RATE): Define.
23553 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23555 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23557 2008-03-10 Richard Guenther <rguenther@suse.de>
23559 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23560 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23562 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23564 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23565 Set default to true.
23567 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23569 * c.opt (Wsynth): Deprecate.
23570 * doc/invoke.texi (Option Summary, Warning Options): Document
23571 -Wno-format-contains-nul.
23573 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23576 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23577 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23579 2008-03-09 Ira Rosen <irar@il.ibm.com>
23581 * config/rs6000/rs6000.c (builtin_description): Rename vector
23582 left shift operations.
23583 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23584 (altivec_vsl<VI_char>): Rename to ...
23585 (ashl<mode>3): ... new name.
23586 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23588 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23590 2008-03-08 Richard Guenther <rguenther@suse.de>
23592 * coverage.h (tree_coverage_counter_addr): Declare.
23593 * coverage.c (tree_coverage_counter_addr): New function.
23594 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23595 before using again.
23596 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23597 (tree_gen_one_value_profiler): Likewise.
23598 (tree_gen_ic_profiler): Likewise.
23599 (tree_gen_average_profiler): Likewise.
23600 (tree_gen_ior_profiler): Likewise.
23602 2008-03-08 Richard Guenther <rguenther@suse.de>
23604 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23605 (vn_binary_op_insert): Likewise.
23606 (vn_unary_op_lookup): Likewise.
23607 (vn_unary_op_insert): Likewise.
23608 (vn_nary_op_lookup): Declare.
23609 (vn_nary_op_insert): Likewise.
23610 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23611 and binary hashes, use a single obstack for unary_op_pool
23612 and binary_op_pool.
23613 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23614 a single struct vn_nary_op_s. Store tree code length and
23615 a variable number of operands.
23616 (struct vn_reference_op_struct): Remove unused op2.
23617 (vn_reference_op_eq): Do not compare op2.
23618 (vn_reference_op_compute_hash): Do not compute hash of op2.
23619 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23620 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23621 with vn_nary_op_compute_hash.
23622 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23623 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23625 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23627 (visit_unary_op): Call nary functions.
23628 (visit_binary_op): Likewise.
23629 (process_scc): Adjust for struct vn_tables_s changes.
23630 (allocate_vn_table): Likewise.
23631 (free_vn_table): Likewise.
23632 * tree-vn.c (vn_add): Call nary functions.
23633 (vn_lookup): Likewise.
23635 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23638 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23639 wdst back after sync_compare_and_swapqhi_internal.
23641 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23644 * config/i386/i386-modes.def (V1DI): New vector mode.
23645 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23646 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23647 (MMXMODE248): Ditto.
23648 (MMXMODE): Add V1DI mode.
23649 (mmxvecsize): Change DI mode to V1DI mode.
23650 ("mov<mode>): Use MMXMODEI8 mode iterator.
23651 ("*mov<mode>_internal_rex64"): Ditto.
23652 ("*mov<mode>_internal"): Ditto.
23653 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23654 ("mmx_sub<mode>3"): Ditto.
23655 ("mmx_adddi3"): Remove insn pattern.
23656 ("mmx_subdi3"): Ditto.
23657 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23658 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23659 ("mmx_ashl<mode>3"): Ditto.
23660 ("mmx_lshrdi3"): Remove insn pattern.
23661 ("mmx_ashldi3"): Ditto.
23662 * config/i386/i386.c (classify_argument): Handle V1DImode.
23663 (function_arg_advance_32): Ditto.
23664 (function_arg_32): Ditto.
23665 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23666 mmx_addv1di3 insn pattern.
23667 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23668 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23669 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23670 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23671 Remove definitions of built-in functions.
23672 (V1DI_type_node): New node.
23673 (v1di_ftype_v1di_int): Ditto.
23674 (v1di_ftype_v1di_v1di): Ditto.
23675 (v2si_ftype_v2si_si): Ditto.
23676 (v4hi_ftype_v4hi_di): Remove node.
23677 (v2si_ftype_v2si_di): Ditto.
23678 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23679 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23680 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23681 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23682 Add new builtins using def_builtin_const.
23683 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23684 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23685 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23686 * config/i386/mmintrin.h (__v1di): New typedef.
23687 (_mm_add_si64): Cast arguments to __v1di type.
23688 (_mm_sub_si64): Ditto.
23689 (_mm_sll_pi16): Cast __count to __v4hi type.
23690 (_mm_sll_pi32): Cast __count to __v2si type.
23691 (_mm_sll_si64): Cast arguments to __v1di type.
23692 (_mm_srl_pi16): Cast __count to __v4hi type.
23693 (_mm_srl_pi32): Cast __count to __v2si type.
23694 (_mm_srl_si64): Cast arguments to __v1di type.
23695 (_mm_sra_pi16): Cast __count to __v4hi type.
23696 (_mm_sra_pi32): Cast __count to __v2si type.
23697 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23698 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23699 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23700 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23701 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23702 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23703 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23704 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23705 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23706 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23707 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23708 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23710 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23712 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23714 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23717 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23718 reg+const addressing for Altivec modes. Don't generate reg+reg
23719 addressing for TFmode or TDmode quantities.
23721 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23723 * c-common.c (vector_types_convertible_p): Call langhook
23724 instead of comptypes.
23726 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23729 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23730 integral and scalar float variables which have a
23733 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23735 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23736 dwarf_register_span hook when emitting unwind information for
23737 register-to-memory saves.
23738 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23739 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23741 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23743 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23744 for the same VAR_DECL.
23746 2008-03-06 Tom Tromey <tromey@redhat.com>
23748 * treelang: Delete.
23749 * doc/standards.texi (Standards): Don't mention treelang.
23750 * doc/invoke.texi (Overall Options): Don't mention treelang.
23751 * doc/install.texi (Prerequisites): Don't mention bison or
23753 (Configuration): Don't mention treelang.
23754 (Building): Likewise.
23755 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23757 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23759 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23760 word-extractions out of a multi-word object.
23762 2008-03-06 Richard Guenther <rguenther@suse.de>
23764 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23765 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23766 result type and precision.
23767 * expr.c (get_inner_reference): Set unsignedp based on the result
23768 type of BIT_FIELD_REF.
23769 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23770 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23771 (try_instantiate_multiple_fields): Likewise. Use the correct type
23773 (sra_build_assignment): Likewise.
23774 (sra_build_elt_assignment): Likewise.
23775 (sra_explode_bitfield_assignment): Likewise.
23776 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23777 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23778 set BIT_FIELD_REF_UNSIGNED.
23779 (vectorizable_load): Likewise.
23781 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23783 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23786 2008-03-06 Richard Guenther <rguenther@suse.de>
23788 * alias.c (struct alias_set_entry): Move has_zero_child field
23789 to pack with alias_set.
23791 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23793 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23796 2008-03-05 Ian Lance Taylor <iant@google.com>
23798 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23800 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23802 * fwprop.c (update_df): Support width and offset parameters of
23804 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23805 global_conflicts): Change DF_REF_EXTRACT to either
23806 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23807 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23808 * df-scan.c (df_ref_record, df_defs_record,
23809 df_ref_create_structure, df_def_record_1, df_uses_record,
23810 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23811 df_bb_refs_collect, df_entry_block_defs_collect,
23812 df_exit_block_uses_collect): Support new width and offset fields.
23813 (ref_extract_pool): New storage pool.
23814 (df_free_ref): New function.
23815 (df_reg_chain_unlink, df_free_collection_rec,
23816 df_sort_and_compress_refs): Call df_free_ref.
23817 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23819 (df_ref_create_structure): Allocate df_ref_extract if offset and
23820 width fields are used.
23821 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23822 (df_uses_record): Get offset and width from ZERO_EXTRACT
23824 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23825 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23826 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23827 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23828 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23829 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23830 (df_ref_extract): New structure.
23831 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23832 (df_ref_create): Add width and offset parameters.
23834 2008-03-05 Richard Guenther <rguenther@suse.de>
23836 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23837 Use ranges_overlap_p.
23838 (offset_overlaps_with_access): Rename
23839 to ranges_overlap_p and move ...
23840 * tree-flow-inline.h (ranges_overlap_p): ... here.
23842 * tree.h (get_inner_reference, handled_component_p): Update
23845 * tree.h (record_component_aliases, get_alias_set,
23846 alias_sets_conflict_p, alias_sets_must_conflict_p,
23847 objects_must_conflict_p): Move declarations ...
23848 * alias.h (record_component_aliases, get_alias_set,
23849 alias_sets_conflict_p, alias_sets_must_conflict_p,
23850 objects_must_conflict_p): ... here.
23851 Include coretypes.h.
23852 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23854 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23856 * cfg.c: Include tree-flow.h.
23857 (remove_edge_raw): Call redirect_edge_var_map_clear.
23858 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23859 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23860 (redirect_edge_var_map_result): New.
23861 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23862 PENDING_STMT use with redirect_edge_var_map_*.
23863 * tree-ssa.c (edge_var_maps): New definition.
23864 (redirect_edge_var_map_add): New.
23865 (redirect_edge_var_map_clear): New.
23866 (redirect_edge_var_map_dup): New.
23867 (redirect_edge_var_map_vector): New.
23868 (redirect_edge_var_map_destroy): New.
23869 (ssa_redirect_edge): Replace PENDING_STMT use with
23870 redirect_edge_var_map_*.
23871 (flush_pending_stmts): Same.
23872 (delete_tree_ssa): Destroy edge var map.
23873 * tree-flow.h (struct _edge_var_map): New.
23874 Define edge_var_map vector type.
23875 Declare redirect_edge_var_map_* prototypes.
23876 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23877 * tree-cfg.c (reinstall_phi_args): Replace
23878 PENDING_STMT use with redirect_edge_var_map_*.
23880 2008-03-05 Richard Guenther <rguenther@suse.de>
23882 PR tree-optimization/35472
23883 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23884 whose single use_stmt has a overlapping set of loaded and
23885 stored symbols as that use_stmt might be a noop assignment then.
23887 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23889 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23891 2008-03-05 Richard Guenther <rguenther@suse.de>
23894 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23895 should be constants.
23896 * tree-cfg.c (verify_expr): Verify it.
23897 * fold-const.c (fold_truthop): Remove code generating
23898 BIT_FIELD_REFs of structure bases.
23899 (fold_binary): Likewise.
23900 (fold_ternary): Position and size of BIT_FIELD_REFs are
23901 always host integers.
23902 (make_bit_field_ref): Remove.
23903 (optimize_bit_field_compare): Remove.
23904 (all_ones_mask_p): Remove.
23906 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23909 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23910 (split_block_and_df_analyze): New. Split basic block and rebuild
23912 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23914 (split_pattern_seq): Likewise.
23915 (erase_matching_seqs): Likewise.
23916 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23918 2008-03-04 Geoff Keating <geoffk@apple.com>
23920 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23921 declaration and code.
23922 (tree_invalid_nonnegative_warnv_p): Likewise.
23924 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23926 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23927 examples. Truncate option-names then causing overfull hbox.
23929 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23932 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23934 * configure: Rebuilt.
23936 2008-03-04 Rafael Espíndola <espindola@google.com>
23938 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23939 (tree_unary_nonnegative_warnv_p): New.
23940 (tree_binary_nonnegative_warnv_p): New.
23941 (tree_single_nonnegative_warnv_p): New.
23942 (tree_invalid_nonnegative_warnv_p): New.
23943 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23945 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23948 * opts.c (handle_option): Postpone 'unknown option' errors only for
23951 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23954 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23957 2008-03-04 Rafael Espíndola <espindola@google.com>
23959 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23960 (tree_binary_nonzero_warnv_p): New.
23961 (tree_single_nonzero_warnv_p): New.
23962 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23964 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23966 PR middle-end/35456
23967 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23968 transformations for modes that have signed zeros.
23969 * ifcvt.c (noce_try_abs): Ditto.
23971 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23973 * config/i386/i386.c (override_options): Force
23974 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23976 2008-03-04 Jan Hubicka <jh@suse.cz>
23979 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23982 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23984 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23985 label to probe the stack.
23987 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23989 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23990 (__gthr_win32_mutex_destroy): Declare.
23991 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23992 __gthr_win32_mutex_destroy.
23993 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23995 2008-03-03 Jan Hubicka <jh@suse.cz>
23998 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23999 aggressive on inlining cold calls.
24001 2008-03-03 Richard Guenther <rguenther@suse.de>
24003 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24004 struct copies into the expression table.
24005 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24006 (try_to_simplify): Likewise.
24007 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24008 integral and pointer arguments which do not change the
24009 precision to NOP_EXPRs.
24010 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24011 VIEW_CONVERT_EXPR case.
24013 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24015 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24016 defined in a loop at depth 0 is invariant.
24017 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24018 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24019 be called at loop depth 0.
24021 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24024 * gcc.c (process_command): Update copyright notice dates.
24025 * gcov.c (print_version): Likewise.
24026 * gcov-dump.c (print_version): Likewise.
24027 * mips-tfile.c (main): Likewise.
24028 * mips-tdump.c (main): Likewise.
24030 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24033 * c-common.c (flag_permissive): Delete.
24034 (constant_expression_warnings): Check flags first.
24035 (constant_expression_error): New.
24036 * c-common.h (flag_permissive): Delete.
24037 (constant_expression_error): Declare.
24038 * flags.h (flag_permissive): Declare. Update description.
24039 * diagnostic.c (pedwarn): Update.
24041 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24042 (permissive_error_kind): New.
24043 * toplev.c (flag_permissive): Define. Update description.
24044 * toplev.h (permissive_error_kind): Declare.
24045 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24046 (pedwarn_c90): Use pedantic_warning_kind.
24047 * c-opts.c (c_common_post_options): flag_permissive does not affect
24048 flag_pedantic_errors.
24050 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24052 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24053 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24054 __absvsi2, __absvDI2): Use unsigned arithmetic.
24056 2008-03-02 Andi Kleen <ak@suse.de>
24057 Richard Guenther <rguenther@suse.de>
24059 * struct-equiv.c: Remove file.
24060 * cfg_cleanup.c (condjump_equiv_p): Remove.
24061 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24062 (struct-equiv.o): Remove rule.
24063 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24064 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24065 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24067 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24069 * ifcvt.c (noce_process_if_block): Try to handle only the then
24070 block if the else block exists but isn't suitable.
24072 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24075 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24076 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24077 regression from previous patch.
24079 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24082 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24084 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24085 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24086 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24087 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24088 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24089 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24090 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24091 (__gthread_mutex_destroy_function): Rename to
24092 __gthread_mutex_destroy.
24093 * gthr-dce.h (__gthread_mutex_destroy): Call
24094 pthread_mutex_destroy.
24095 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24096 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24097 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24099 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24101 * df-scan.c (df_ref_chain_change_bb): Simplify.
24102 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24103 set_block_for_insn if there's any change.
24104 * df.h ((df_insn_change_bb): Fix prototype.
24105 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24106 df_insn_change_bb, don't call set_block_for_insn.
24107 * emit-rtl.c (reorder_insns): Likewise.
24108 * haifa-sched.c (move_insn): Likewise.
24110 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24112 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24114 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24116 * tree-flow-inline.h (next_readonly_imm_use): Return
24117 NULL_USE_OPERAND_P after the end.
24119 2008-03-01 Richard Guenther <rguenther@suse.de>
24121 PR tree-optimization/35411
24122 * tree-sra.c (sra_build_assignment): Split conversion to
24123 final type to a separate statement if we are not assigning
24126 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24128 * fold-const.c (fold_convertible_p): Correct the logic to follow
24129 that in fold_convert().
24131 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24134 * tree-inline.c (build_duplicate_type): When we make a
24135 duplicate type, make it unique in the canonical types system.
24137 2008-02-29 Tom Tromey <tromey@redhat.com>
24139 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24140 input_file_stack_history, input_file_stack_restored): Remove.
24141 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24142 * input.h (struct file_stack): Remove.
24143 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24144 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24146 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24148 (diagnostic_last_module_changed): Add 'map' argument.
24149 (diagnostic_set_last_function): Likewise.
24150 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24151 line map, not input_file_stack.
24152 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24154 2008-02-29 Paul Brook <paul@codesourcery.com>
24156 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24158 2008-02-29 Paul Brook <paul@codesourcery.com>
24160 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24162 2008-02-29 Richard Guenther <rguenther@suse.de>
24164 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24166 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24167 value for comparing for a store match.
24168 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24169 (try_to_simplify): Do not do a full-blown reference lookup.
24171 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24173 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24174 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24176 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24178 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24180 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24181 strides against cache sizes.
24183 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24185 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24188 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24190 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24191 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24192 is smaller than the original promoted value.
24193 (simplify_subreg): If OP is a SUBREG, try to preserve its
24194 SUBREG_PROMOTED_VAR_P information.
24196 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24198 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24199 (VN_INFO_GET): Allocate new objects on the obstack.
24200 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24201 for rpo_numbers_temp, for consistency.
24202 (free_scc_vn): Free the obstack.
24204 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24206 * doc/invoke.texi: Document -ftree-loop-distribution.
24207 * tree-loop-distribution.c: New.
24208 * tree-pass.h (pass_loop_distribution): New.
24209 * graphds.h (struct graph): Add htab_t indices.
24210 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24211 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24212 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24213 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24214 * tree-data-ref.c (debug_data_dependence_relations): New.
24215 (dump_data_dependence_relation): Also print data references.
24216 (free_data_ref): Extern.
24217 (same_access_functions): Moved...
24218 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24219 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24220 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24221 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24222 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24223 (stmts_from_loop): Skip LABEL_EXPR.
24224 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24226 (build_rdg): Initialize rdg->indices htab.
24227 (free_rdg, stores_from_loop, ref_base_address,
24228 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24229 have_similar_memory_accesses_1, ref_base_address_1,
24230 remove_similar_memory_refs): New.
24231 * tree-data-ref.h: Depend on tree-chrec.h.
24232 (debug_data_dependence_relations, free_data_ref): Declared.
24233 (same_access_functions): ... here.
24234 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24236 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24237 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24238 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24239 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24240 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24241 rdg_vertex_for_stmt): Declared.
24242 (struct rdg_edge): Add level.
24244 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24245 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24247 (rdg_has_similar_memory_accesses): New.
24248 * tree-vect-analyze.c: Remove unused static decls.
24249 * lambda.h (dependence_level): New.
24250 * common.opt (ftree-loop-distribution): New.
24251 * tree-flow.h (mark_virtual_ops_in_bb,
24252 slpeel_tree_duplicate_loop_to_edge_cfg,
24253 rename_variables_in_loop): Declared.
24254 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24255 (OBJS-common): Add tree-loop-distribution.o.
24256 (tree-loop-distribution.o): New rule.
24257 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24258 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24259 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24261 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24264 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24265 other than structures and unions.
24267 2008-02-28 Richard Guenther <rguenther@suse.de>
24270 2008-02-26 Richard Guenther <rguenther@suse.de>
24272 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24273 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24274 (lookup_decl_from_uid): Declare.
24275 (remove_decl_from_map): Likewise.
24276 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24277 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24278 (decl_for_uid_map): New global hashtable mapping DECL_UID
24280 (init_ttree): Allocate it.
24281 (insert_decl_to_uid_decl_map): New helper function.
24282 (make_node_stat): Insert new decls into the map.
24283 (copy_node_stat): Likewise.
24284 (lookup_decl_from_uid): New function.
24285 (remove_decl_from_map): Likewise.
24286 (print_decl_for_uid_map_statistics): New helper.
24287 (dump_tree_statistics): Call it.
24289 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24290 (referenced_var_iterator): Adjust.
24291 (FOR_EACH_REFERENCED_VAR): Adjust.
24292 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24293 (num_referenced_vars): Adjust.
24294 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24295 (first_referenced_var): Remove.
24296 (end_referenced_vars_p): Likewise.
24297 (next_referenced_var): Likewise.
24298 (referenced_var_iterator_set): New helper function.
24299 * tree-dfa.c (referenced_var_lookup): Adjust.
24300 (referenced_var_check_and_insert): Likewise.
24301 (remove_referenced_var): Likewise.
24302 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24303 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24304 (verify_call_clobbering): Likewise.
24305 (verify_memory_partitions): Likewise.
24306 (init_tree_ssa): Allocate bitmap instead of hashtable for
24308 (delete_tree_ssa): Adjust.
24309 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24310 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24311 (compute_tag_properties): Likewise.
24312 (set_initial_properties): Likewise.
24313 (find_partition_for): Likewise.
24314 (update_reference_counts): Likewise.
24315 (dump_may_aliases_for): Likewise.
24316 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24317 (add_call_clobber_ops): Likewise.
24318 (add_call_read_ops): Likewise.
24319 (get_asm_expr_operands): Likewise.
24320 * tree-into-ssa.c (dump_decl_set): Likewise.
24321 (update_ssa): Likewise.
24322 * tree-sra.c (scan_function): Likewise.
24323 (decide_instantiations): Likewise.
24324 (scalarize_parms): Likewise.
24325 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24326 (dsa_named_for): Likewise.
24327 * tree-ssa-structalias.c (update_alias_info): Likewise.
24328 (merge_smts_into): Likewise.
24330 2008-02-27 David Daney <ddaney@avtrex.com>
24333 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24334 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24335 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24336 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24337 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24339 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24342 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24343 (BUILT_IN_NEXTTOWARD): Remove.
24344 (BUILT_IN_NEXTTOWARDF): Ditto.
24345 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24346 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24348 2008-02-27 Tom Tromey <tromey@redhat.com>
24350 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24351 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24353 2008-02-27 Jan Beulich <jbeulich@novell.com>
24355 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24356 update the respective field on newdecl.
24358 2008-02-27 Revital Eres <eres@il.ibm.com>
24360 PR rtl-optimization/34999
24361 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24362 crossing edges that ends with a call insn.
24363 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24364 call insn and clear the EDGE_CROSSING flag of the crossing edge
24365 when fixing fallthru edges.
24367 2008-02-27 Richard Guenther <rguenther@suse.de>
24369 PR middle-end/35390
24370 * fold-const.c (fold_unary): Return the correct argument,
24371 converted to the result type.
24373 2008-02-27 Richard Guenther <rguenther@suse.de>
24375 PR middle-end/34971
24376 * expr.c (expand_expr_real_1): Assert on rotates that operate
24378 * fold-const.c (fold_binary): Use the types precision, not the
24379 bitsize of the mode if folding rotate expressions. Build rotates
24380 only for full modes.
24382 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24384 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24385 and CPP_PRAGMA_EOL.
24386 * c-pragma.c (pragma_ns_name): New typedef.
24387 (registered_pp_pragmas): New variable.
24388 (c_pp_lookup_pragma): New function.
24389 (c_register_pragma_1): If flag_preprocess_only, do nothing
24390 for non-expanded pragmas, for expanded ones push pragma's
24391 namespace and name into registered_pp_pragmas vector.
24392 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24393 flag_preprocess_only, don't register GCC pch_preprocess
24394 pragma if flag_preprocess_only.
24395 * c-opts.c (c_common_init): Call init_pragma even if
24396 flag_preprocess_only.
24397 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24398 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24399 cpp_register_pragma if flag_preprocess_only.
24401 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24404 * c-parser.c (c_parser_translation_unit): Warn for empty
24405 translation unit, not empty source file.
24407 2008-02-26 Paul Brook <paul@codesourcery.com>
24409 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24410 operand for Thumb-2.
24411 * config/arm/arm.h (reg_class): Add CORE_REGS.
24412 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24413 (BASE_REG_CLASS): Use CORE_REGS.
24414 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24415 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24416 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24417 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24418 ARM_REGNO_OK_FOR_INDEX_P.
24419 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24420 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24421 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24422 (ldm/stm peepholes): Ditto.
24423 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24424 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24425 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24426 * config/arm/constraints.md: Enable "k" constraint on ARM.
24428 2008-02-27 Ben Elliston <bje@au.ibm.com>
24430 * config/rs6000/rs6000.c: Annotate cache line size field in all
24431 instances of struct processor_costs.
24433 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24435 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24436 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24437 jump_bypass): New counters.
24438 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24439 * dce.c (gate_ud_dce): Same.
24440 (gate_fast_dce): Same.
24441 * dse.c (gate_dse1): New function.
24442 (gate_dse2): New function.
24443 (gate_dse): Merge results of new gate functions.
24444 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24445 (gate_handle_jump_bypass): Add dbg_cnt.
24446 (gate_handle_gcse): Add dbg_cnt.
24447 * ifcvt.c (gate_handle_if_conversion): Same.
24448 (gate_handle_if_after_combine): Same.
24449 (gate_handle_if_after_reload): Same.
24450 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24452 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24454 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24456 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24458 2008-02-26 Jason Merrill <jason@redhat.com>
24461 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24462 alone if it's the naming decl for the type's main variant.
24464 2008-02-26 Tom Tromey <tromey@redhat.com>
24466 * system.h (USE_MAPPED_LOCATION): Poison.
24467 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24468 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24469 (make_goto_expr_edges): Likewise.
24470 (remove_bb): Likewise.
24471 (execute_warn_function_return): Likewise.
24472 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24474 * c-common.c (fname_decl): Remove old location code.
24475 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24477 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24479 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24480 (gen_rtx_ASM_INPUT): Likewise.
24481 (gen_rtx_ASM_INPUT_loc): Likewise.
24482 (get_rtx_asm_OPERANDS): Remove.
24483 * cfglayout.c (insn_locators_alloc): Remove old location code.
24484 (set_curr_insn_source_location): Likewise.
24485 (curr_insn_locator): Likewise.
24486 * print-tree.c (print_node): Remove old location code.
24487 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24488 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24489 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24490 location_from_locus.
24491 (construct_exit_block): Remove old location code.
24492 * emit-rtl.c (force_next_line_note): Remove old location code.
24493 * profile.c (branch_prob): Remove old location code.
24494 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24495 LOC_LINE): Remove old-location variants.
24496 * langhooks.c (lhd_print_error_function): Remove old location
24498 * configure, config.in: Rebuilt.
24499 * configure.ac (--enable-mapped-location): Remove.
24500 * c-decl.c (c_init_decl_processing): Remove old location code.
24501 (finish_function): Likewise.
24502 * recog.c (decode_asm_operands): Remove old location code.
24503 * c-pch.c (c_common_read_pch): Remove old location code.
24504 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24506 * gimple-low.c (lower_function_body): Remove old location code.
24507 * toplev.c (unknown_location): Remove.
24508 (push_srcloc): Remove old-location variant.
24509 (process_options): Remove old location code.
24510 (lang_dependent_init): Likewise.
24511 * input.h (UNKNOWN_LOCATION): Move definition.
24512 (location_t): Undeprecate.
24513 (source_locus): Remove.
24514 (location_from_locus): Remove.
24515 (struct location_s): Remove.
24516 Remove all old-location code.
24517 (input_line, input_filename): Remove.
24518 * final.c (final_scan_insn): Remove old location code.
24519 * diagnostic.c (diagnostic_build_prefix): Remove
24520 USE_MAPPED_LOCATION test.
24521 * tree.h (gimple_stmt) <locus>: Now a location_t.
24522 (tree_exp) <locus>: Likewise.
24523 (DECL_IS_BUILTIN): Remove old-location variant.
24524 (annotate_with_file_line, annotate_with_locus): Likewise.
24525 (expr_locus, set_expr_locus): Update.
24526 * tree.c (build1_stat): Remove old location code.
24527 (last_annotated_node): Remove.
24528 (annotate_with_file_line): Remove old-location variant.
24529 (annotate_with_locus): Likewise.
24530 (expr_location): Remove old location code.
24531 (set_expr_location): Likewise.
24532 (expr_has_location): Likewise.
24533 (expr_locus): Likewise.
24534 (set_expr_locus): Likewise.
24535 (expr_filename): Don't use location_from_locus.
24536 (expr_lineno): Likewise.
24537 * rtl-error.c (location_for_asm): Remove old location code.
24538 * c-lex.c (cb_line_change): Remove old location code.
24539 (fe_file_change): Likewise.
24540 (cb_def_pragma): Likewise.
24541 (c_lex_with_flags): Likewise.
24542 * gengtype.c (do_typedef): Don't special-case location types.
24543 (define_location_structures): Remove.
24544 (main): Don't call define_location_structures.
24545 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24548 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24551 * builtins.def (BUILT_IN_STDARG_START): Remove.
24552 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24553 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24554 * tree-inline.c (inline_forbidden_p_1): Likewise.
24556 2008-02-26 Richard Guenther <rguenther@suse.de>
24558 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24559 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24560 (lookup_decl_from_uid): Declare.
24561 (remove_decl_from_map): Likewise.
24562 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24563 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24564 (decl_for_uid_map): New global hashtable mapping DECL_UID
24566 (init_ttree): Allocate it.
24567 (insert_decl_to_uid_decl_map): New helper function.
24568 (make_node_stat): Insert new decls into the map.
24569 (copy_node_stat): Likewise.
24570 (lookup_decl_from_uid): New function.
24571 (remove_decl_from_map): Likewise.
24572 (print_decl_for_uid_map_statistics): New helper.
24573 (dump_tree_statistics): Call it.
24575 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24576 (referenced_var_iterator): Adjust.
24577 (FOR_EACH_REFERENCED_VAR): Adjust.
24578 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24579 (num_referenced_vars): Adjust.
24580 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24581 (first_referenced_var): Remove.
24582 (end_referenced_vars_p): Likewise.
24583 (next_referenced_var): Likewise.
24584 (referenced_var_iterator_set): New helper function.
24585 * tree-dfa.c (referenced_var_lookup): Adjust.
24586 (referenced_var_check_and_insert): Likewise.
24587 (remove_referenced_var): Likewise.
24588 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24589 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24590 (verify_call_clobbering): Likewise.
24591 (verify_memory_partitions): Likewise.
24592 (init_tree_ssa): Allocate bitmap instead of hashtable for
24594 (delete_tree_ssa): Adjust.
24595 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24596 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24597 (compute_tag_properties): Likewise.
24598 (set_initial_properties): Likewise.
24599 (find_partition_for): Likewise.
24600 (update_reference_counts): Likewise.
24601 (dump_may_aliases_for): Likewise.
24602 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24603 (add_call_clobber_ops): Likewise.
24604 (add_call_read_ops): Likewise.
24605 (get_asm_expr_operands): Likewise.
24606 * tree-into-ssa.c (dump_decl_set): Likewise.
24607 (update_ssa): Likewise.
24608 * tree-sra.c (scan_function): Likewise.
24609 (decide_instantiations): Likewise.
24610 (scalarize_parms): Likewise.
24611 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24612 (dsa_named_for): Likewise.
24613 * tree-ssa-structalias.c (update_alias_info): Likewise.
24614 (merge_smts_into): Likewise.
24616 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24619 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24620 * c-opts.c (c_common_handle_option): Wall enables
24621 Wvolatile-register-var.
24622 * common.opt: Move Wvolatile-register-var to...
24625 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24627 * common.opt (Wlarger-than=): New.
24628 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24630 * opts.c (common_handle_option): Handle -Wlarger-than=.
24631 * optc-gen.awk: Likewise.
24632 * opth-gen.awk: Likewise.
24633 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24634 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24636 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24638 * c-common.c (match_case_to_enum_1): Add appropriate
24639 OPT_W* parameter to warning.
24640 (c_do_switch_warnings): Likewise.
24641 * c-typeck.c (warning_init): Add one more parameter following
24642 'warning' function.
24643 (push_init_level): Update call to warning_init.
24644 (pop_init_level): Likewise.
24645 (add_pending_init): Likewise.
24646 (output_init_element: Likewise.
24648 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24651 * toplev.c (toplev_main): If there are warnings or error, print
24652 errors for ignored options.
24653 * opts.c (ignored_options): New static variable.
24654 (postpone_unknown_option_error): New.
24655 (print_ignored_options): New.
24656 (handle_option): Postpone errors for unknown -Wno-* options.
24657 * opts.h (print_ignored_options): Declare.
24659 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24661 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24664 2008-02-25 Richard Guenther <rguenther@suse.de>
24667 2008-02-25 Richard Guenther <rguenther@suse.de>
24669 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24670 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24671 (lookup_decl_from_uid): Declare.
24672 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24673 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24674 (decl_for_uid_map): New global hashtable mapping DECL_UID
24676 (init_ttree): Allocate it.
24677 (insert_decl_to_uid_decl_map): New helper function.
24678 (make_node_stat): Insert new decls into the map.
24679 (copy_node_stat): Likewise.
24680 (lookup_decl_from_uid): New function.
24681 (print_decl_for_uid_map_statistics): New helper.
24682 (dump_tree_statistics): Call it.
24684 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24685 (referenced_var_iterator): Adjust.
24686 (FOR_EACH_REFERENCED_VAR): Adjust.
24687 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24688 (num_referenced_vars): Adjust.
24689 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24690 (first_referenced_var): Remove.
24691 (end_referenced_vars_p): Likewise.
24692 (next_referenced_var): Likewise.
24693 (referenced_var_iterator_set): New helper function.
24694 * tree-dfa.c (referenced_var_lookup): Adjust.
24695 (referenced_var_check_and_insert): Likewise.
24696 (remove_referenced_var): Likewise.
24697 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24698 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24699 (verify_call_clobbering): Likewise.
24700 (verify_memory_partitions): Likewise.
24701 (init_tree_ssa): Allocate bitmap instead of hashtable for
24703 (delete_tree_ssa): Adjust.
24704 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24705 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24706 (compute_tag_properties): Likewise.
24707 (set_initial_properties): Likewise.
24708 (find_partition_for): Likewise.
24709 (update_reference_counts): Likewise.
24710 (dump_may_aliases_for): Likewise.
24711 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24712 (add_call_clobber_ops): Likewise.
24713 (add_call_read_ops): Likewise.
24714 (get_asm_expr_operands): Likewise.
24715 * tree-into-ssa.c (dump_decl_set): Likewise.
24716 (update_ssa): Likewise.
24717 * tree-sra.c (scan_function): Likewise.
24718 (decide_instantiations): Likewise.
24719 (scalarize_parms): Likewise.
24720 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24721 (dsa_named_for): Likewise.
24722 * tree-ssa-structalias.c (update_alias_info): Likewise.
24723 (merge_smts_into): Likewise.
24725 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24728 * doc/invoke.texi (-fcx-limited-range): Document new option.
24729 * toplev.c (process_options): Handle -fcx-fortran-rules.
24730 * common.opt: Add documentation for -fcx-fortran-rules.
24732 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24735 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24736 actual behaviour and C99.
24738 2008-02-26 Ben Elliston <bje@au.ibm.com>
24740 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24741 (ASM_CPU_POWER6_SPEC): Likewise.
24742 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24743 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24744 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24746 2008-02-25 Richard Guenther <rguenther@suse.de>
24748 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24749 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24750 (lookup_decl_from_uid): Declare.
24751 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24752 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24753 (decl_for_uid_map): New global hashtable mapping DECL_UID
24755 (init_ttree): Allocate it.
24756 (insert_decl_to_uid_decl_map): New helper function.
24757 (make_node_stat): Insert new decls into the map.
24758 (copy_node_stat): Likewise.
24759 (lookup_decl_from_uid): New function.
24760 (print_decl_for_uid_map_statistics): New helper.
24761 (dump_tree_statistics): Call it.
24763 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24764 (referenced_var_iterator): Adjust.
24765 (FOR_EACH_REFERENCED_VAR): Adjust.
24766 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24767 (num_referenced_vars): Adjust.
24768 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24769 (first_referenced_var): Remove.
24770 (end_referenced_vars_p): Likewise.
24771 (next_referenced_var): Likewise.
24772 (referenced_var_iterator_set): New helper function.
24773 * tree-dfa.c (referenced_var_lookup): Adjust.
24774 (referenced_var_check_and_insert): Likewise.
24775 (remove_referenced_var): Likewise.
24776 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24777 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24778 (verify_call_clobbering): Likewise.
24779 (verify_memory_partitions): Likewise.
24780 (init_tree_ssa): Allocate bitmap instead of hashtable for
24782 (delete_tree_ssa): Adjust.
24783 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24784 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24785 (compute_tag_properties): Likewise.
24786 (set_initial_properties): Likewise.
24787 (find_partition_for): Likewise.
24788 (update_reference_counts): Likewise.
24789 (dump_may_aliases_for): Likewise.
24790 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24791 (add_call_clobber_ops): Likewise.
24792 (add_call_read_ops): Likewise.
24793 (get_asm_expr_operands): Likewise.
24794 * tree-into-ssa.c (dump_decl_set): Likewise.
24795 (update_ssa): Likewise.
24796 * tree-sra.c (scan_function): Likewise.
24797 (decide_instantiations): Likewise.
24798 (scalarize_parms): Likewise.
24799 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24800 (dsa_named_for): Likewise.
24801 * tree-ssa-structalias.c (update_alias_info): Likewise.
24802 (merge_smts_into): Likewise.
24804 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24807 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24808 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24809 * alias.h (nonoverlapping_memrefs_p): Likewise.
24811 2008-02-25 Jan Beulich <jbeulich@novell.com>
24813 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24814 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24815 __emultls_get_address, __emultls_register_common,
24816 __floatundi?f, and _Unwind_GetIPInfo.
24817 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24818 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24819 (gen_regparm_prefix): Likewise.
24820 (i386_nlm_encode_section_info): Sync with
24821 config/i386/winnt.c:i386_pe_encode_section_info().
24822 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24823 i386_nlm_mangle_decl_assembler_name): New.
24824 (netware_override_options): New.
24825 * config/i386/netware.h (netware_override_options): Declare.
24826 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24827 (i386_nlm_mangle_decl_assembler_name): Declare.
24828 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24830 2008-02-25 Ben Elliston <bje@au.ibm.com>
24833 * c-decl.c (grokdeclarator): Remove unused local variables
24834 `typedef_type' and `type_as_written'.
24836 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24837 unused local variable `has_hot_blocks'.
24838 (fix_crossing_conditional_branches): Remove unused local variable
24841 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24843 PR middle-end/19984
24844 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24845 using DEF_C99_BUILTIN.
24846 (BUILT_IN_NANF): Ditto.
24847 (BUILT_IN_NANL): Ditto.
24849 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24850 Revital Eres <eres@il.ibm.com>
24852 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24853 regarding the order of two dependent insns in the same row.
24855 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24857 * stor-layout.c (layout_decl): Do not bump the alignment of a
24858 bit-field to more than byte alignment if it is packed.
24860 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24862 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24865 2008-02-24 Diego Novillo <dnovillo@google.com>
24867 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24870 * tree-vrp.c (vrp_evaluate_conditional): With
24871 -Wtype-limits, emit a warning when comparing against a
24872 constant outside the natural range of OP0's type.
24873 * c.opt (Wtype-limits): Move ...
24874 * common.opt (Wtype-limits): ... here.
24876 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24878 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24879 * config/rs6000/e300c2c3.md: New file.
24880 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24882 (rs6000_override_options): Add e300c2 and e300c3 cases to
24883 processor_target_table. Do not allow usage of Altivec or Spe
24884 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24885 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24886 * config/rs6000/rs6000.h (processor_type): Add
24887 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24888 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24889 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24890 and ppce300c3. Include e300c2c3.md.
24892 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24894 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24895 instead of TARGET_STRICT_ALIGN.
24897 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24899 * explow.c (memory_address): Assert that the generated address is
24902 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24905 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24906 * config/darwin-ppc-ldouble-patch.def: New file.
24907 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24908 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24909 SUBTARGET_INIT_BUILTINS if defined.
24910 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24913 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24916 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24917 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24919 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24922 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24923 file" warning condtional on -Winvalid-PCH.
24925 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24927 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24929 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24933 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24934 prevent reload from using MMX registers.
24935 (*mov<mode>_internal): Ditto.
24936 (*movv2sf_internal_rex64): Ditto.
24937 (*movv2sf_internal): Ditto.
24939 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24941 PR documentation/31569
24942 * doc/install.texi2html: Use makeinfo --no-number-sections.
24944 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24946 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24947 ensure that we can address an entire entity > 8 bytes. Don't
24948 generate reg+reg addressing for such data.
24950 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24952 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24953 strings when optimizing for size, unless the target cares about
24956 2008-02-22 Tom Tromey <tromey@redhat.com>
24958 * regclass.c (current_pass): Remove declaration.
24960 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24962 * config/avr/libgcc.S (__RAMPZ__): Define.
24963 (__do_copy_data): Add for devices with 128KB code memory.
24965 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24967 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24969 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24971 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24973 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24976 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24979 * c-typeck.c (build_binary_op): Warn about floating point
24980 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24982 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24985 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24986 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24988 (rs6000_override_options): Set altivec_abi as default, not override,
24989 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24990 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24991 is used; use new member spe_abi.
24992 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24993 spe_abi and altivec_abi.
24995 2008-02-22 Tomas Bily <tbily@suse.cz>
24997 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24999 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25002 * config.build (build_file_translate): Set to `CMD //c' only if
25004 * Makefile.in (build_file_translate): Improve comment.
25006 2008-02-21 Jan Hubicka <jh@suse.cz>
25008 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25009 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25010 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25012 2008-02-21 Michael Matz <matz@suse.de>
25015 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25017 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25019 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25020 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25021 as insn constraint.
25022 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25023 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25024 SSE_VEC_FLOAT_MODE_P as insn constraint.
25025 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25026 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25027 sse4a_movntdf using MODEF mode iterator.
25028 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25029 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25030 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25031 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25032 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25033 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25034 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25036 2008-02-21 Richard Guenther <rguenther@suse.de>
25038 * tree.def (PAREN_EXPR): New tree code.
25039 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25041 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25042 * expr.c (expand_expr_real_1): Likewise.
25043 * tree-inline.c (estimate_num_insns_1): Likewise.
25044 * tree-complex.c (expand_complex_move): Likewise.
25045 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25048 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25051 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25053 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25056 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25058 * config/sh/sh.c (find_barrier): Don't go past
25059 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25061 2008-02-20 DJ Delorie <dj@redhat.com>
25063 * config/h8300/h8300.md (insv): Force source operand to be a register.
25065 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25066 as a jump, not as a plain insn.
25068 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25070 * doc/invoke.texi (Warning Options): Add new option
25071 -Wframe-larger-than=.
25072 (-Wframe-larger-than): Document.
25074 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25075 Add declarations for new option variables.
25077 * final.c (final_start_function): Check the frame size
25078 before emission and issue a Wframe-larger-than warning.
25080 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25081 Add definitions for new option variables.
25082 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25084 * common.opt (Wframe-larger-than=): New option.
25086 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25088 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25089 (<sse>_div<mode>3): Ditto.
25090 (<sse>_vmdiv<mode>3): Ditto.
25091 (<sse>_vmsqrt<mode>2): Ditto.
25092 (*smax<mode>3): Ditto.
25093 (sse5_frcz<mode>2): Ditto.
25094 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25095 as insn constraint.
25097 2008-02-20 Richard Guenther <rguenther@suse.de>
25099 PR middle-end/35265
25100 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25101 be happy with INTEGRAL_TYPE_P.
25103 2008-02-20 Richard Guenther <rguenther@suse.de>
25105 * fold-const.c (split_tree): Associate floatig-point expressions
25106 if flag_associative_math is set.
25108 2008-02-20 Richard Guenther <rguenther@suse.de>
25110 * tree.h (fold_real_zero_addition_p): Declare.
25111 * fold-const.c (fold_real_zero_addition_p): Export.
25112 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25113 floating-point operations with zero and one.
25115 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25117 * doc/install.texi: Correct references to CFLAGS, replacing them
25118 with BOOT_CFLAGS. Document flags used during bootstrap for
25121 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25123 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25124 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25125 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25127 (smin<mode>3): Ditto from similar patterns.
25128 (smax<mode>3): Ditto.
25129 (*ieee_smin<mode>3): Ditto.
25130 (*ieee_smax<mode>3): Ditto.
25131 * config/i386/sse.md (sse): New mode attribute.
25132 (mov<mode>): Macroize expander from movv4sf and movv2df using
25133 SSEMODEF2P mode iterator.
25134 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25135 SSE_VEC_FLOAT_MODE_P as insn constraint.
25136 (storent<mode>): Ditto.
25137 (storent<mode>): Macroize expander from storentsf and storentdf using
25138 MODEF mode iterator.
25139 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25140 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25141 (abs<mode>2): Ditto from similar patterns.
25142 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25143 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25144 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25145 (<sse>_vmsqrt<mode>2): Ditto.
25146 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25147 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25148 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25149 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25150 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25151 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25152 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25154 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25155 iterator and SSE_FLOAT_MODE_P as insn constraint.
25156 (<sse>_ucomi): Ditto from similar patterns.
25157 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25158 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25159 SSE_VEC_FLOAT_MODE_P as insn constraint.
25160 (vcond<mode>): Ditto from similar patterns.
25161 (and<mode>3, *and<mode>3): Ditto.
25162 (<sse>_nand<mode>3): Ditto.
25163 (ior<mode>3, *ior<mode>3): Ditto.
25164 (xor<mode>3, *xor<mode>3): Ditto.
25165 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25166 iterator and SSE_FLOAT_MODE_P as insn constraint.
25167 (*nand<mode>3): Ditto from similar patterns.
25168 (*ior<mode>3): Ditto.
25169 (*xor<mode>3): Ditto.
25171 2008-02-20 Ira Rosen <irar@il.ibm.com>
25173 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25174 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25175 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25177 2008-02-19 Jan Hubicka <jh@suse.cz>
25179 * predict.c (tree_bb_level_predictions): Remove variable next
25180 mistakely introduced by previous commit.
25182 2008-02-19 Jan Hubicka <jh@suse.cz>
25184 * predict.c (predict_paths_leading_to): Rewrite.
25185 (predict_paths_for_bb): New.
25186 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25188 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25191 * Makefile.in (build_file_translate): New.
25192 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25193 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25194 * configure.ac (build_file_translate): Substitute it.
25195 * configure: Regenerate.
25197 2008-02-19 Jan Hubicka <jh@suse.cz>
25199 PR rtl-optimization/34408
25200 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25203 2008-02-19 Jan Hubicka <jh@suse.cz>
25205 PR middle-end/28779
25206 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25209 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25212 * config/i386/i386-modes.def: Revert the last DI alignment
25213 change until Ada people can look into it.
25215 2008-02-19 Nick Clifton <nickc@redhat.com>
25217 * opts.c (print_specific_help): Fix typo in --help text.
25219 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25222 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25223 32-bit inline asm without asm alternatives for host GCC < 3.0.
25225 2008-02-19 Richard Guenther <rguenther@suse.de>
25227 PR tree-optimization/34989
25228 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25229 Allow propagation to INDIRECT_REF if we can simplify only.
25231 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25233 * c-common.c (warn_for_collisions_1): Use appropriate option when
25236 2008-02-19 Nick Clifton <nickc@redhat.com>
25239 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25240 (handle_options): Fix indentation.
25241 (print_filtered_help): If no language-specific options were
25242 displayed tell the user how to list all the options supported by
25243 the language's front-end.
25244 (print_specific_help): Fix indentation and remove duplicate line.
25245 (common_handle_option): Handle the -v option.
25246 For --help enable the display of undocumented options if the -v
25247 switch has been included on the command line.
25248 For --help= check for overlaps in the arguments between the option
25249 classes and the language names and issue a warning when they
25250 cannot be disambiguated.
25251 * c.opt (v): Pass on to the common option handler.
25253 2008-02-19 Revital Eres <eres@il.ibm.com>
25255 * modulo-sched.c (sms_schedule): Change dump message when
25256 create_ddg function fails.
25257 (try_scheduling_node_in_cycle): Rename row to cycle.
25258 (print_partial_schedule): Rename CYCLE to ROW.
25260 2008-02-19 Christian Bruel <christian.bruel@st.com>
25261 Zdenek Dvorak <ook@ucw.cz>
25263 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25265 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25268 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25269 (*x86_movdicc_0_m1_se): Ditto.
25271 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25273 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25274 (CMPtype): Define as __gcc_CMPtype.
25275 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25276 (CMPtype): Define as __gcc_CMPtype.
25278 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25280 Support valgrind 3.3 for --enable-checking=valgrind.
25281 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25283 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25284 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25285 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25286 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25287 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25288 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25289 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25291 * ggc-zone.c: Similar.
25292 * ggc-page.c: Similar.
25294 2008-02-19 Paul Brook <paul@codesourcery.com>
25297 * config/arm/ieee754-df.S: Fix do_it typo.
25298 * config/arm/ieee754-sf.S: Fix do_it typo.
25300 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25303 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25304 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25305 (OPTION_MASK_ISA_SSE_SET): Likewise.
25306 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25307 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25308 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25309 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25310 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25311 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25312 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25313 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25314 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25315 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25316 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25317 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25318 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25319 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25320 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25321 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25322 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25323 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25324 (OPTION_MASK_ISA_SSE4): Removed.
25325 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25326 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25327 (override_options): Don't turn on implied SSE/MMX bits in
25330 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25332 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25335 2008-02-18 Joey Ye <joey.ye@intel.com>
25337 PR middle-end/34921
25338 * tree-nested.c (insert_field_into_struct): Set type alignment
25339 to field alignment if the former is less than the latter.
25341 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25343 * BASE-VER: Set to 4.4.0.
25345 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25347 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25348 * doc/cfg.texi: Likewise.
25349 * doc/extend.texi: Likewise.
25350 * doc/gty.texi: Likewise.
25351 * doc/invoke.texi: Likewise.
25352 * doc/loop.texi: Likewise.
25353 * doc/md.texi: Likewise.
25354 * doc/passes.texi: Likewise.
25355 * doc/rtl.texi: Likewise.
25356 * doc/sourcebuild.texi: Likewise.
25357 * doc/tm.texi: Likewise.
25358 * doc/tree-ssa.texi: Likewise.
25360 2008-02-17 Richard Guenther <rguenther@suse.de>
25362 PR middle-end/35227
25363 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25364 without default definition.
25366 2008-02-17 Richard Guenther <rguenther@suse.de>
25368 PR tree-optimization/35231
25369 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25372 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25375 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25376 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25377 libgcc_cmp_return mode.
25379 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25382 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25384 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25386 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25389 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25391 * doc/c-tree.texi: Use `@.' where appropriate.
25392 * doc/extend.texi: Likewise.
25393 * doc/install.texi: Likewise.
25394 * doc/invoke.texi: Likewise.
25395 * doc/loop.texi: Likewise.
25396 * doc/makefile.texi: Likewise.
25397 * doc/md.texi: Likewise.
25398 * doc/passes.texi: Likewise.
25399 * doc/standards.texi: Likewise.
25400 * doc/tm.texi: Likewise.
25402 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25404 PR middle-end/35196
25405 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25407 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25408 rather than in entry_bb.
25410 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25412 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25413 libgcc_cmp_return mode.
25415 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25417 PR middle-end/35130
25418 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25419 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25421 2008-02-15 Richard Guenther <rguenther@suse.de>
25422 Zdenek Dvorak <ook@ucw.cz>
25424 PR tree-optimization/35164
25425 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25426 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25427 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25428 Only propagate addresses which do not have abnormal SSA_NAMEs
25431 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25434 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25436 2008-02-15 Jan Hubicka <jh@suse.cz>
25438 PR middle-end/35149
25439 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25441 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25443 PR middle-end/34621
25444 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25445 when calculating alignment_pad.
25447 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25449 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25450 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25451 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25452 and STACK_BOUNDARY define.
25454 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25456 PR preprocessor/35061
25457 * c-pragma.c (handle_pragma_pop_macro): Check that
25458 pushed_macro_table has been allocated.
25460 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25462 PR middle-end/35136
25463 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25464 (force_gimple_operand): Likewise.
25465 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25466 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25467 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25468 (find_interesting_uses_address): Check addressability and alignment
25469 of the base expression only after substituting bases of IVs into it.
25471 2008-02-14 Michael Matz <matz@suse.de>
25474 * function.c (instantiate_virtual_regs_in_insn): Reload address
25475 before falling back to reloading the whole operand.
25477 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25479 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25480 before the first section switch note.
25482 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25484 * doc/bugreport.texi: Update copyright years.
25485 * doc/c-tree.texi: Likewise.
25486 * doc/cfg.texi: Likewise.
25487 * doc/cpp.texi: Likewise.
25488 * doc/cppinternals.texi: Likewise.
25489 * doc/fragments.texi: Likewise.
25490 * doc/frontends.texi: Likewise.
25491 * doc/gcc.texi: Likewise.
25492 * doc/gty.texi: Likewise.
25493 * doc/hostconfig.texi: Likewise.
25494 * doc/implement-c.texi: Likewise.
25495 * doc/libgcc.texi: Likewise.
25496 * doc/loop.texi: Likewise.
25497 * doc/makefile.texi: Likewise.
25498 * doc/options.texi: Likewise.
25499 * doc/passes.texi: Likewise.
25500 * doc/rtl.texi: Likewise.
25501 * doc/sourcebuild.texi: Likewise.
25502 * doc/standards.texi: Likewise.
25503 * doc/tree-ssa.texi: Likewise.
25504 * doc/trouble.texi: Likewise.
25506 * doc/extend.texi: Use @: or add comma where appropriate.
25507 * doc/invoke.texi: Likewise.
25508 * doc/tm.texi: Likewise.
25510 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25513 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25516 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25518 * doc/md.texi (clz, ctz): Add reference.
25519 * doc/rtl.texi (clz, ctz): Likewise.
25521 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25524 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25527 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25529 * config/s390/s390.c (struct constant_pool): New field
25530 emit_pool_after added.
25531 (s390_mainpool_start): Set the emit_pool_after flag according
25532 to the section switch notes.
25533 (s390_mainpool_finish): Consider emit_pool_after when emitting
25534 the literal pool at the end of the function.
25535 (s390_chunkify_start): Force literal pool splits at section
25538 2008-02-13 Michael Matz <matz@suse.de>
25541 * var-tracking.c (clobber_variable_part): Correctly traverse the
25544 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25547 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25548 Add -fdump-ipa-inline.
25549 * tree-dump.c (dump_files): Remove tree-inlined dump.
25550 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25552 2008-02-12 Richard Guenther <rguenther@suse.de>
25554 PR tree-optimization/35171
25555 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25558 2008-02-12 Richard Guenther <rguenther@suse.de>
25560 PR middle-end/35163
25561 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25562 value-preserving mode. Disallow final truncation.
25564 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25566 PR middle-end/35136
25567 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25568 code from here to...
25569 (force_gimple_operand): ...here.
25571 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25574 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25575 non-compatible pointers.
25576 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25577 different FIELD_DECLs, try harder by comparing field offsets, sizes
25580 PR inline-asm/35160
25581 * function.c (match_asm_constraints_1): Don't replace the same input
25584 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25586 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25587 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25588 (expand_epilogue): Restore RAMPZ register.
25589 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25591 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25593 * config/i386/cygwin.asm: (__alloca): Correct calling
25594 convention and alignment.
25595 (__chkstk): Force 8 byte stack alignment.
25597 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25598 Richard Guenther <rguenther@suse.de>
25600 PR tree-optimization/33992
25601 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25602 the zero we compare against.
25604 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25606 PR libfortran/35063
25607 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25608 to CloseHandle after unlocking to prevent accumulation of handle
25611 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25613 PR middle_end/34150
25614 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25615 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25616 and update LABEL_NUSES during and after reload.
25618 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25620 PR middle-end/34627
25621 * combine.c (simplify_if_then_else): Make sure the comparison is
25622 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25624 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25627 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25628 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25629 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25630 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25631 * tree.h (get_type_static_bounds): Likewise.
25633 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25635 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25636 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25637 Make -Wfoo language annotations match what the compiler outputs.
25639 2008-02-08 Sa Liu <saliu@de.ibm.com>
25641 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25642 intrinsics spu_convts, spu_convtu, spu_convtf.
25644 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25646 * doc/extend.texi (Function Attributes) <noinline>: Mention
25647 asm ("") as method to keep calls.
25649 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25652 * doc/options.texi (Options): Replace references to opts.sh with
25654 * opts-common.c: Likewise.
25655 * optc-gen.awk: Likewise.
25657 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25659 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25661 2008-02-07 Richard Henderson <rth@redhat.com>
25664 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25665 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25668 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25670 PR tree-optimization/35085
25671 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25672 for operand entry oe2 in addition to operand entry oe3 in order to
25673 expose more opportunities for vectorizer sum reduction.
25675 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25678 * Makefile.in (LIBS): Remove $(GMPLIBS).
25679 (cc1-dummy, cc1): Add $(GMPLIBS).
25681 2008-02-06 Jan Hubicka <jh@suse.cz>
25684 * i386.md (moddf_integer): Do not produce partial memory stalls for
25685 targets where it hurts.
25687 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25690 * optabs.c (expand_float): Do not check for decimal modes when
25691 expanding unsigned integer through signed conversion.
25693 2008-02-06 Nick Clifton <nickc@redhat.com>
25695 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25696 inside the clobber with a match_operand and duplicated operand
25697 number in the constraint.
25698 (ineqbranchsi): Delete redundant comment.
25700 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25702 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25703 builtin_define ("__USE_INIT_FINI__").
25704 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25706 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25708 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25710 PR documentation/30330
25711 * doc/invoke.texi (C++ Dialect Options)
25712 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25713 For each warning option -Wfoo that allows -Wno-foo, ensure both
25714 -Wfoo and -Wno-foo are listed in the option index. Fix index
25715 entry of -Wswitch-default, index -Wnormalized= including the
25716 `=', and -Wlarger-than-@var{len} including @var{len}.
25718 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25720 * config/i386/i386.md (floatunssisf2): Use
25721 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25722 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25723 Macroize expander using MODEF mode iterator.
25725 2008-02-05 Diego Novillo <dnovillo@google.com>
25727 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25730 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25732 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25735 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25737 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25740 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25741 to indicate if a message should be generated.
25742 (init_cumulative_args): Updated.
25743 (function_value_32): Likewise.
25745 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25747 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25749 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25752 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25753 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25755 2008-02-04 Diego Novillo <dnovillo@google.com>
25757 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25760 * tree-vrp.c (vrp_evaluate_conditional): With
25761 -Wtype-limits, emit a warning when comparing against a
25762 constant outside the natural range of OP0's type.
25764 2008-02-04 Richard Guenther <rguenther@suse.de>
25766 PR middle-end/33631
25767 * expr.c (count_type_elements): Give for unions instead of
25770 2008-02-04 Richard Guenther <rguenther@suse.de>
25772 PR middle-end/35043
25773 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25774 to TYPE_DOMAINs base type instead of using bitsizetype here.
25776 2008-02-03 Jason Merrill <jason@redhat.com>
25778 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25780 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25783 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25784 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25785 (RS/6000 and PowerPC Options): Fix typos and markup.
25786 * doc/passes.texi (Tree-SSA passes): Likewise.
25788 2008-02-02 Michael Matz <matz@suse.de>
25791 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25792 from record_last_reg_set_info.
25793 (record_last_reg_set_info): Take an RTX argument, iterate over all
25794 constituent hardregs.
25795 (record_last_set_info, record_opr_changes): Change calls to
25796 new signature or to record_last_reg_set_info_regno.
25798 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25800 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25802 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25804 PR rtl-optimization/34773
25805 * reg-notes.def (EQUAL): Mention significance of combination of
25806 REG_EQUAL and REG_RETVAL.
25807 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25808 insn that has a REG_RETVAL.
25810 2008-02-01 Roger Sayle <roger@eyesopen.com>
25813 * configure.ac (--enable-fixed-point): Disable unless explicitly
25815 * configure: Regenerate.
25817 2008-02-01 Richard Guenther <rguenther@suse.de>
25820 * invoke.texi (-finline-limit): Remove no longer true parts
25821 of the documentation. Note that there is no default value.
25823 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25824 Mark Mitchell <mark@codesourcery.com>
25825 Ben Elliston <bje@au.ibm.com>
25828 * doc/extend.texi (Other Builtins): Document.
25830 2008-01-31 Tom Browder <tom.browder@gmail.com>
25832 * doc/c-tree.texi (Types): Fix grammar.
25833 (Expression trees): Ditto.
25834 * doc/passes.texi (Tree-SSA passes): Ditto.
25836 * doc/configterms.texi (Configure Terms): Fix typo.
25837 * doc/cpp.texi (Common Predefined Macros): Ditto.
25838 * doc/md.texi (Machine Constraints): Ditto.
25840 * doc/makefile.texi (Makefile): Add comma.
25842 2008-01-31 Tom Browder <tom.browder@gmail.com>
25843 Gerald Pfeifer <gerald@pfeifer.com>
25845 * doc/sourcebuild.texi (Front End): Remove references to CVS
25846 and CVSROOT/modules.
25847 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25848 (Back End): Remove reference to CVS.
25850 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25853 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25855 (mips16_gp_pseudo_reg): ...here.
25856 * config/mips/mips.md (load_const_gp): Replace with...
25857 (load_const_gp_<mode>): ...this :P-based insn.
25859 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25861 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25862 options. Minor fixes.
25863 (-std): Move reference to standards closer to where language
25864 standards are first mentioned.
25866 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25868 PR rtl-optimization/34995
25869 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25870 parameter and return a bool. If the rtx parameter is nonnull,
25871 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25872 (find_reloads): Update call accordingly. Pass the new operand
25873 if it needed no address reloads, otherwise pass null.
25875 2008-01-30 Richard Henderson <rth@redhat.com>
25878 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25879 for unbounded arrays.
25881 2008-01-30 Silvius Rus <rus@google.com>
25883 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25885 2008-01-30 Jan Hubicka <jh@suse.cz>
25888 * i386.c (init_cumulative_args): Use real function declaration when
25891 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25893 PR rtl-optimization/34998
25894 * global.c (build_insn_chain): Treat non-subreg_lowpart
25895 SUBREGs of pseudos as clobbering all the words covered by the
25896 SUBREG, not just all the bytes.
25897 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25898 original df_ref rather than an extract parameter.
25899 (global_conflicts): Update call accordingly.
25901 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25903 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25904 the overflow check to make it easier to read.
25905 (__fixtfdi): Change the type of the ll member in union
25906 long_double to UDItype_x.
25908 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25910 PR middle-end/34969
25911 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25912 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25913 * tree-inline.c (fold_marked_statements): Call
25914 cgraph_update_edges_for_call_stmt if folding a call statement.
25915 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25916 debug_generic_stmt calls, reset it back afterwards.
25919 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25921 * c-typeck.c (build_external_ref): Don't pedwarn about
25922 static vars in current function's scope.
25924 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25926 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25928 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25931 * ipa-struct-reorg.c: Fix spelling.
25932 * params.def: Ditto.
25934 2008-01-29 Richard Guenther <rguenther@suse.de>
25936 PR middle-end/35006
25937 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25939 * tree-inline.c (remap_type): Increment remapping_type_depth
25940 around remapping types.
25941 (copy_body_r): Only add referenced variables if they are referenced
25942 from code, not types.
25944 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25955 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25956 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25958 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25961 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25962 pointer for tiny stack.
25964 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25966 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25968 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25970 * config/vx-common.h: Fix typo in comment.
25972 2008-01-28 Ian Lance Taylor <iant@google.com>
25976 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25977 coalesce pointers if they have different DECL_NO_TBAA_P values.
25978 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25979 between variables with different DECL_NO_TBAA_P values.
25981 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25984 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25985 are not legitimate small data references on SPE targets.
25987 2008-01-28 David Daney <ddaney@avtrex.com>
25989 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25991 2008-01-28 David Daney <ddaney@avtrex.com>
25993 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25995 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25997 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25998 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25999 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26000 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26001 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26002 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26003 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26004 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26006 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26008 * basic-block.h (condjump_equiv_p): Fix comment.
26010 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26012 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26013 print_generic_stmt_indented): Fix comment.
26015 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26017 * configure.ac (__stack_chk_fail): Add detecion for availability
26018 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26019 * configure: Regenerate.
26021 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26023 PR middle-end/34688
26024 * final.c (output_addr_const): Handle TRUNCATE.
26026 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26029 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26030 (zero_cost, infinite_cost): New constants.
26031 (struct cost_pair): Change type of cost to comp_cost.
26032 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26033 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26035 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26036 split_address_cost, ptr_difference_cost, difference_cost,
26037 get_computation_cost_at, get_computation_cost,
26038 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26039 determine_use_iv_cost_condition, determine_use_iv_costs,
26040 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26041 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26042 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26043 Change type of cost to comp_cost.
26044 (determine_iv_cost): Increase cost of non-original ivs, instead
26045 of decreasing the cost of original ones.
26046 (get_address_cost): Indicate the complexity of the addressing mode
26048 (try_add_cand_for): Prefer using ivs not specific to some object.
26049 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26051 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26052 Janis Johnson <janis187@us.ibm.com>
26055 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26056 (TARGET_INSTANTIATE_DECLS): Likewise.
26057 * target.h (expand_to_rtl_hook): New target hook.
26058 (instantiate_decls): Likewise.
26059 * function.c (instantiate_decl): Make non-static. Rename to...
26060 (instantiate_decl_rtl): ... this.
26061 (instantiate_expr): Use instantiate_decl_rtl.
26062 (instantiate_decls_1): Likewise.
26063 (instantiate_decls): Likewise.
26064 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26065 * function.h (instantiate_decl_rtl): Add prototype.
26066 * cfgexpand.c (target.h): New include.
26067 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26068 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26069 (TARGET_INSTANTIATE_DECLS): Likewise.
26070 (TARGET_INITIALIZER): New target hooks added.
26071 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26073 * config/rs6000/rs6000.c (tree-flow.h): New include.
26074 (machine_function): Add sdmode_stack_slot field.
26075 (rs6000_alloc_sdmode_stack_slot): New function.
26076 (rs6000_instantiate_decls): Likewise.
26077 (rs6000_secondary_memory_needed_rtx): Likewise.
26078 (rs6000_check_sdmode): Likewise.
26079 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26080 (TARGET_INSTANTIATE_DECLS): Likewise.
26081 (rs6000_hard_regno_mode_ok): Allow SDmode.
26082 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26083 (rs6000_emit_move): Handle SDmode.
26084 (function_arg_advance): Likewise.
26085 (function_arg): Likewise.
26086 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26087 SDmode var args for 32-bit compiles.
26088 (rs6000_secondary_reload_class): Handle SDmode.
26089 (rs6000_output_function_epilogue): Likewise.
26090 (rs6000_function_value): Simplify if statement.
26091 (rs6000_libcall_value): Likewise.
26092 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26093 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26094 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26095 (movsd_hardfloat): New define_insn.
26096 (movsd_softfloat): Likewise.
26097 (movsd_store): Likewise.
26098 (movsd_load): Likewise.
26099 (extendsddd2): Likewise.
26100 (extendsdtd2): Likewise.
26101 (truncddsd2): Likewise.
26102 (movdd_hardfloat64): Fixup comment.
26103 (UNSPEC_MOVSD_LOAD): New constant.
26104 (UNSPEC_MOVSD_STORE): Likewise.
26106 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26109 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26111 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26112 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26113 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26114 and TRUTH_XOR_EXPR.
26116 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26119 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26120 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26121 __LONGDOUBLE128 too.
26122 * config/rs6000/aix61.h: New file.
26124 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26126 PR rtl-optimization/34959
26127 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26128 popcount and parity rtxes the same mode as their operand.
26129 Truncate or extend the result to the return value's mode
26132 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26135 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26136 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26137 to GOT_VERSION_REGNUM.
26138 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26139 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26140 * config/mips/mips.c (mips_emit_call_insn): New function.
26141 (mips_call_tls_get_addr): Call mips_expand_call directly.
26142 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26144 (mips16_build_call_stub): Likewise. Return the call insn or null.
26145 (mips_expand_call): Update the call to mips16_build_call_stub
26146 accordingly and a remove redundant condition. Assert that MIPS16
26147 stubs do not use lazy binding. Use mips_emit_call_insn and return
26149 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26151 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26152 (mips_avoid_hazard): Remove hazard_set handling.
26153 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26154 (UNSPEC_RESTORE_GP): ...this.
26155 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26156 (FAKE_CALL_REGNO): Rename to...
26157 (GOT_VERSION_REGNUM): ...this.
26158 (type): Add "ghost" value. Add an associated insn reservation.
26159 (hazard_set): Remove.
26160 (exception_receiver): Rename to...
26161 (restore_gp): ...this and update the unspec identifier accordingly.
26162 (exception_receiver, nonlocal_got_receiver): New expanders.
26163 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26164 FAKE_CALL_REGNO. Remove hazard_set attribute.
26165 (set_got_version, update_got_version): New patterns.
26167 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26170 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26172 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26175 * doc/install.texi2html: Generate gcc-vers.texi.
26177 2008-01-25 DJ Delorie <dj@redhat.com>
26179 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26181 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26183 * config/c4x: Remove directory.
26184 * config.gcc (crx-*, mt-*): Mark obsolete.
26185 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26186 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26187 sh-*-rtemscoff*): Remove cases.
26188 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26189 * real.c (encode_c4x_single, decode_c4x_single,
26190 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26191 c4x_extended_format): Remove.
26192 * real.h (c4x_single_format, c4x_extended_format): Remove.
26193 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26195 (Pragmas): Remove comment about c4x pragmas.
26196 * doc/install.texi (c4x): Remove target-specific instructions.
26197 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26198 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26199 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26200 refer to C4x source files as examples.
26201 (C4X_FLOAT_FORMAT): Remove documentation.
26203 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26205 * config/bfin/bfin.c (override_options): Reorder tests so that
26206 flag_pic gets enabled for -msep-data.
26208 2008-01-25 Richard Guenther <rguenther@suse.de>
26210 PR middle-end/32244
26211 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26212 to its bitfield precision if required.
26214 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26216 PR middle-end/33880
26217 * tree-nested.c (walk_omp_for): New function.
26218 (convert_nonlocal_reference, convert_local_reference): Call
26219 walk_omp_for on OMP_FOR.
26220 (convert_call_expr): Call walk_body on OMP_FOR's
26221 OMP_FOR_PRE_INIT_BODY.
26223 2008-01-25 Richard Guenther <rguenther@suse.de>
26225 PR tree-optimization/34966
26226 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26227 default defs and PHI_NODEs we have to insert after the
26228 defining statement.
26230 2008-01-24 Nick Clifton <nickc@redhat.com>
26232 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26233 Provide a default definition.
26234 (LIBGCC2_UNITS_PER_WORD): Likewise.
26236 * config/stormy16/stormy16.c: Include df.h for the prototype
26237 for df_regs_ever_live_p.
26238 (xstormy16_expand_builtin_va_start): Convert the stack offset
26239 into a component_ref and then use POINTER_PLUS_EXPR to add it
26240 to the incoming_virtual_args_rtx.
26241 (xstormy16_gimplify_va_arg_expr): Rename to
26242 xstormy16_gimplify_va_arg_expr.
26243 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26244 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26245 xstormy16_gimplify_va_arg_expr.
26246 Fix up some formatting issues.
26248 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26249 Move to predicates.md.
26250 (xs_hi_general_operand): Likewise.
26251 (xs_hi_nonmemory_operand): Likewise.
26252 * config/stormy16/predicates.md:
26253 (xstormy16_carry_plus_operand): New predicate.
26254 (xs_hi_general_operand): New predicate.
26255 (xs_hi_nonmemory_operand): New predicate.
26256 * config/stormy16/stormy16-protos.h:
26257 (xstormy16_carry_plus_operand): Delete prototype.
26258 (xs_hi_general_operand): Likewise.
26259 (xs_hi_nonmemory_operand): Likewise.
26261 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26262 modifiers as they are no longer needed and they can trigger
26263 reload spill failures.
26265 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26266 with a match_operand in order to help reload.
26268 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26269 constraint with 'e' for the 8th alternative as this version of
26270 the mov.w instruction only accepts the lower 8 registers.
26272 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26275 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26276 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26279 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26281 PR middle-end/33333
26282 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26284 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26286 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26288 (remove_structure): Update allocations list before removing structure.
26290 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26292 * ipa-struct-reorg.c (is_safe_cond_expr,
26293 create_new_stmts_for_cond_expr): Use integer_zerop function,
26294 that recognize not only zero-pointer, but zero-integer too.
26296 2008-01-25 Ben Elliston <bje@au.ibm.com>
26299 * fixproto: Escape "." in sed expression that strips leading "./".
26301 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26304 * gcc.c (SWITCH_OK): Removed.
26305 (SWITCH_LIVE): Changed to bit.
26306 (SWITCH_FALSE): Likewise.
26307 (SWITCH_IGNORE): Likewise.
26308 (switchstr): Change live_cond to unsigned int.
26309 (process_command): Replace SWITCH_OK with 0.
26310 (do_self_spec): Likewise.
26311 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26312 (give_switch): Likewise.
26313 (used_arg): Likewise.
26314 (do_spec_1): Set the SWITCH_IGNORE bit.
26315 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26316 bits. Set the SWITCH_LIVE bit.
26318 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26320 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26322 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26324 PR tree-optimization/34472
26325 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26326 parameter to a "bool *" and set *DATA to false if there is
26327 an unsafe access. Do not delete the structure here.
26328 (check_cond_exprs): Delete it here instead.
26329 (check_cond_exprs, exclude_cold_structs): Do not increase
26330 I when removing a structure.
26332 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26335 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26336 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26338 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26340 PR middle-end/34934
26341 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26342 a fixed vector for stack.
26344 2008-01-24 Ben Elliston <bje@au.ibm.com>
26347 * doc/gcc.texi (Software development): Add a direntry for g++.
26349 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26351 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26352 stale and straggling -fforce-addr comments above.
26354 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26356 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26357 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26359 2008-01-23 Michael Matz <matz@suse.de>
26362 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26365 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26367 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26368 malloc result type.
26370 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26372 * config/avr/avr.c (avr_current_arch): New variable.
26373 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26374 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26375 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26376 (avr_override_options): Init 'avr_current_arch'.
26377 (base_arch_s): Move from here...
26378 * config/avr/avr.h (base_arch_s): ... here. Add new members
26379 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26380 'mega' to 'have_jmp_call'.
26381 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26382 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26384 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26386 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26387 MULTILIB_MATCHES): Ditto.
26389 2008-01-23 Richard Guenther <rguenther@suse.de>
26391 PR middle-end/31529
26392 * cgraphunit.c (cgraph_reset_node): Always mark the node
26393 not reachable if it is not queued already.
26395 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26397 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26398 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26399 (cputype_selected): New static variable.
26400 (bfin_handle_option): Set it if -mcpu is used.
26401 (override_option): Select default set of workarounds if no cpu type
26402 selected on the command line.
26403 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26405 From Michael Frysinger <michael.frysinger@analog.com>
26406 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26407 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26409 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26410 for bf547, bf523, bf524, and bf526.
26411 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26413 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26414 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26415 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26416 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26417 * doc/invoke.texi (Blackfin Options): Document that
26418 -mcpu now accept bf547, bf523, bf524, and bf526.
26420 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26422 PR rtl-optimization/34628
26423 * combine.c (try_combine): Stop and undo after the first combination
26424 if an autoincrement side-effect on the first insn has effectively
26427 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26430 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26431 Offset addresses are not valid for Altivec or paired float modes.
26433 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26436 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26437 if DECL_INITIAL (decl) is error_mark_node.
26440 * c-common.c (handle_vector_size_attribute): Only allow
26441 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26442 the same way as pointer, array etc. types.
26443 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26446 * tree.c (build_type_attribute_qual_variant): Call
26447 build_qualified_type if attributes are equal, but quals are not.
26449 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26452 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26453 * flags.h (warn_strict_aliasing): Remove.
26454 (warn_strict_overflow): Remove.
26455 * opts.c (warn_strict_aliasing): Remove.
26456 (warn_strict_overflow): Remove.
26457 * c-opts.c (c_common_handle_option): -Wall only sets
26458 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26459 (c_common_post_options): Give default values to -Wstrict-aliasing
26460 and -Wstrict-overflow if they are uninitialized.
26461 * common.opt (Wstrict-aliasing): Specify Var and Init.
26462 (Wstrict-overflow): Likewise.
26464 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26466 PR rtl-optimization/26854
26467 PR rtl-optimization/34400
26468 PR rtl-optimization/34884
26469 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26471 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26472 (df_rd_bb_info.expanded_lr_out): Deleted
26473 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26474 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26475 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26476 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26477 Removed code to allocate, initialize or free expanded_lr_out.
26478 (df_rd_bb_local_compute_process_def): Restructured to make more
26480 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26481 sets if the sets are being trimmed.
26483 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26486 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26487 (as_vers): Likewise.
26488 * configure: Regenerated.
26490 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26492 PR middle-end/33092
26493 * tree-pass.h (pass_build_alias): New pass.
26494 * tree-ssa-alias.c (gate_build_alias): New.
26495 (pass_build_alias): New.
26496 * passes.c (init_optimization_passes): Add pass_build_alias after
26497 pass_create_structure_vars.
26499 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26501 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26502 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26503 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26504 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26505 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26506 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26507 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26508 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26509 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26510 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26511 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26512 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26513 * config/s390/s390.md (FP_ALL): New mode iterator.
26514 (_d): New mode attribute.
26515 ("*signbit<mode>2>"): Changed mode of first operand.
26516 ("isinf<mode>2"): Changed mode of first operand.
26517 ("*TDC_insn"): Adaptation for DFP modes.
26519 2008-01-22 Ben Elliston <bje@au.ibm.com>
26521 * tree.c (check_qualified_type): Improve function description.
26523 2008-01-21 Jason Merrill <jason@redhat.com>
26526 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26527 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26530 2008-01-21 DJ Delorie <dj@redhat.com>
26532 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26535 2008-01-21 Richard Guenther <rguenther@suse.de>
26537 PR middle-end/34856
26538 * tree-cfg.c (verify_expr): Allow all invariant expressions
26539 instead of just constant class ones as reference argument.
26540 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26541 like any other constant.
26542 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26544 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26546 * regmove.c (fixup_match_1): Update call crossed frequencies.
26548 2008-01-21 Richard Guenther <rguenther@suse.de>
26551 * tree-inline.c (setup_one_parameter): Deal with mismatched
26552 types using a VIEW_CONVERT_EXPR.
26554 2008-01-21 Alon Dayan <alond@il.ibm.com>
26555 Olga Golovanevsky <olga@il.ibm.com>
26557 PR tree-optimization/34701
26558 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26559 when the structure size is not a power of 2.
26561 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26563 * doc/install.texi: Add doc for --enable-checking=df.
26565 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26567 PR rtl-optimization/34808
26568 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26570 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26572 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26575 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26577 PR rtl-optimization/26854
26578 PR rtl-optimization/34400
26579 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26581 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26582 (df_rd_bb_info.expanded_lr_out): New.
26583 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26584 * loop_iv.c (iv_analysis_loop_init): Ditto.
26585 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26586 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26587 Added code to allocate, initialize or free expanded_lr_out.
26588 (df_rd_bb_local_compute_process_def): Restructured to make
26589 more understandable.
26590 (df_rd_confluence_n): Add code to do nothing with fake edges and
26591 code to no apply invalidate_by_call sets if the sets are being trimmed.
26592 (df_lr_local_finalize): Renamed to df_lr_finalize.
26593 (df_live_local_finalize): Renamed to df_live_finalize.
26595 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26598 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26599 deciding whether to use reciprocal instructions.
26601 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26603 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26604 dwarf2out_note_section_used if cold_text_section is NULL.
26606 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26608 PR gcov-profile/34610
26609 * tree-cfg.c (make_edges): Mark both outgoing edges from
26610 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26611 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26612 from OMP_FOR and OMP_CONTINUE outgoing edges.
26614 * tree-profile.c (tree_profiling): Return early if
26615 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26617 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26618 from cfun to child_cfun.
26619 * function.h (struct function): Add after_tree_profile bit.
26621 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26623 * config/avr/avr.S (_exit): Disable interrupt.
26625 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26626 Steven Bosscher <stevenb.gcc@gmail.com>
26628 PR rtl-optimization/26854
26629 PR rtl-optimization/34400
26630 * df-problems.c (df_live_scratch): New scratch bitmap.
26631 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26632 (df_live_reset): Clear the proper bitmaps.
26633 (df_live_bb_local_compute): Only process the artificial defs once
26634 since the order is not important.
26635 (df_live_init): Init the df_live sets only with the variables
26636 found live by df_lr.
26637 (df_live_transfer_function): Use the df_lr sets to prune the
26638 df_live sets as they are being computed.
26639 (df_live_free): Free df_live_scratch.
26641 2008-01-18 Ian Lance Taylor <iant@google.com>
26643 * common.opt: Add fmerge-debug-strings.
26644 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26645 flag_merge_debug_strings rather than flag_merge_constants.
26646 * doc/invoke.texi (Option Summary): Mention
26647 -fmerge-debug-strings.
26648 (Debugging Options): Document -fmerge-debug-strings.
26650 2008-01-18 Ian Lance Taylor <iant@google.com>
26653 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26654 (struct tree_function_decl): Add new field operator_new_flag.
26655 * tree-inline.c (expand_call_inline): When inlining a call to
26656 operator new, force the return value to go into a variable, and
26657 set DECL_NO_TBAA_P on that variable.
26658 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26660 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26663 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26664 DWARF2_DEBUGGING_INFO.
26665 (dwarf2out_note_section_used): Ditto. Add prototype.
26666 (have_multiple_function_sections, text_section_used,
26667 cold_text_section_used, *cold_text_sections): Move declarations
26670 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26672 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26673 field and add signal_ra.
26674 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26675 assignments to frame state pc. Move end of stack check after
26676 MD_FALLBACK_FRAME_STATE_FOR.
26677 (uw_update_context_1): Use frame state signal_regs if set, instead
26678 of checking signal_frame flag.
26679 (uw_update_context): Use frame state signal_ra if set.
26680 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26681 * config/xtensa/linux-unwind.h: New file.
26683 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26685 * modulo-sched.c (get_sched_window): Fix comment typo.
26687 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26689 PR tree-optimization/34648
26690 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26692 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26694 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26695 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26697 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26699 PR rtl-optimization/34400
26700 * df-core.c (df_worklist_dataflow_overeager,
26701 df_worklist_dataflow_doublequeue): New functions.
26702 (df_worklist_dataflow): Two different worklist solvers.
26703 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26706 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26709 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26710 and ftree-parallelize-loops.
26712 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26714 PR rtl-optimization/34826
26715 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26717 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26719 * global.c (find_reg): Mark the eh regs as used if necessary.
26720 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26721 * ra.h (struct allocno): no_eh_reg field added. Changed
26722 no_stack_reg type to bitfield.
26724 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26726 * tree.c (substitute_in_expr): Add missing 'break'.
26728 2008-01-17 Richard Guenther <rguenther@suse.de>
26730 PR tree-optimization/34825
26731 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26732 x / x as division to handle.
26734 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26736 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26737 "-pthread" is specified.
26738 * pa-hpux11.h (LIB_SPEC): Likewise.
26740 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26741 Peter Bergner <bergner@vnet.ibm.com>
26743 PR rtl-optimization/33796
26744 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26746 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26748 PR libgfortran/34699
26749 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26751 * pa-hpux10.h (LINK_SPEC): Likewise.
26752 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26754 2008-01-16 Richard Guenther <rguenther@suse.de>
26756 PR middle-end/32628
26757 * fold-const.c (fold_convert_const_int_from_int): Do not
26758 set overflow if that occured only because of a sign extension
26759 change when converting from/to a sizetype with the same
26760 precision and signedness.
26762 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26765 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26766 location address to the correct place. Update copyright year.
26768 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26770 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26771 no dependences in the dependence_relations vector.
26773 2008-01-16 Jan Hubicka <jh@suse.cz>
26775 PR rtl-optimization/31396
26776 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26777 * cfg.c (dump_reg_info): Print it.
26778 * regs.h (struct reg_info_t): add freq_calls_crossed.
26779 (REG_FREQ_CALLS_CROSSED): New macro.
26780 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26781 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26782 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26783 regmove_optimize): Update call crossed frequencies.
26784 * local-alloc.c (struct qty): Add freq_calls_crossed.
26785 (alloc_qty): Copute freq_calls_crossed.
26786 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26787 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26788 * ra.h (struct allocno): Add freq_calls_crossed.
26790 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26792 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26793 libgomp when compiling with ftree-parallelize-loops.
26794 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26796 2008-01-16 Richard Guenther <rguenther@suse.de>
26798 PR tree-optimization/34769
26799 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26800 * tree.c (int_cst_value): Instead make this function more
26801 permissive in what it accepts as valid input. Document this
26802 function always sign-extends the value.
26804 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26805 Richard Guenther <rguenther@suse.de>
26808 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26809 (gimple_fold_indirect_ref_rhs): ... this.
26810 (gimple_fold_indirect_ref): New function with foldings
26811 that preserve lvalueness.
26812 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26813 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26814 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26815 to fold an INDIRECT_REF, fall back to the old use of
26816 fold_indirect_ref_1.
26818 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26820 * tree-data-ref.c (subscript_dependence_tester_1): Call
26821 free_conflict_function.
26822 (compute_self_dependence): Same.
26824 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26827 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26828 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26830 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26831 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26832 for DWARF2_UNWIND_INFO targets.
26834 2008-01-16 Richard Guenther <rguenther@suse.de>
26837 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26838 type qualifiers for function types.
26840 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26842 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26843 loop_iterator li from previous commit.
26845 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26847 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26849 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26851 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26852 (parallelize_loops): Don't parallelize irreducible components.
26854 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26857 * c-opts (c_common_post_options): Do not enable CPP
26858 flag_pedantic_errors by default.
26860 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26862 PR rtl-optimization/31944
26863 * cse.c (remove_pseudo_from_table): New function.
26864 (merge_equiv_classes): Use above function to remove pseudo-registers.
26865 (invalidate): Likewise.
26867 2008-01-13 Richard Guenther <rguenther@suse.de>
26869 PR middle-end/34601
26870 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26871 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26873 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26875 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26876 validate_change to unshare the source of the PC set.
26878 2008-01-12 Jan Hubicka <jh@suse.cz>
26880 PR middle-end/32135
26881 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26882 references above array bounds. This might trigger bounds checks for
26883 pointers to arrays.
26885 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26887 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26888 new_replaceable_dependencies.
26890 2008-01-12 Doug Kwan <dougkwan@google.com>
26892 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26893 instead of OPT_Wreturn_type in warning due to ignored return type
26895 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26896 options included in -Wextra.
26897 * c.opt: New option -Wignored_qualifiers.
26898 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26899 -Wignore_qualifiers.
26900 (-Wignored-qualifiers): Document.
26901 (-Wreturn-type): Remove description of functionality now handled
26902 by -Wignored-qualifiers.
26904 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26907 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26908 NOP_EXPR if it is between integral types with the same precision.
26910 2008-01-12 Jan Hubicka <jh@suse.cz>
26913 * invoke.texi (max-inline-recursive-depth): Fix default value.
26915 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26917 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26920 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26922 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26924 2008-01-11 James E. Wilson <wilson@specifix.com>
26927 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26929 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26931 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26932 save/restore frame pointer register and don't use 'call-prologues'
26933 optimization in function with "OS_task" attribute.
26935 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26937 PR middle-end/31309
26938 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26939 when copying to memory.
26941 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26943 PR rtl-optimization/30905
26944 * cfgcleanup.c: Include dce.h
26945 (crossjumps_occured): New global variable.
26946 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26947 If something changed, set crossjumps_occured to true.
26948 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26949 Don't add/remove fake edges to exit here...
26950 (cleanup_cfg): ...but do it here, when crossjumping.
26951 Run a fast DCE when successful crossjumps occured in the latest
26952 iteration of try_optimize_cfg.
26954 2008-01-11 Richard Guenther <rguenther@suse.de>
26956 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26957 (struct vn_unary_op_s): Likewise.
26958 (vn_reference_insert): Free old reference on hash collision.
26960 2008-01-10 Raksit Ashok <raksit@google.com>
26962 PR rtl-optimization/27971
26963 * combine.c (find_split_point): Split PLUS expressions which are
26964 inside a MEM rtx, and whose first operand is complex.
26966 2008-01-10 DJ Delorie <dj@redhat.com>
26968 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26969 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26970 (m32c_hard_regno_ok): Call the underlying function.
26972 2008-01-10 Richard Guenther <rguenther@suse.de>
26974 PR middle-end/34683
26975 * tree-cfg.c (tree_merge_blocks): Do not go through the
26976 full-blown folding and stmt updating path if we just deal
26977 with virtual operands.
26978 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26979 test for abnormal SSA_NAMEs.
26981 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26983 PR middle-end/34641
26984 * reload.c (push_reload): Add assertions. All constants from
26985 reg_equiv_constant should have been used for replacing the respective
26987 (find_reloads_address): Invoke find_reloads_address_part for
26988 constant taken from the reg_equiv_constant array.
26990 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26992 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26993 field (valnum) the first in the struct. Replace bools with
26996 2008-01-10 Richard Guenther <rguenther@suse.de>
26998 PR tree-optimization/34651
26999 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27000 types and ordering for masking and converting.
27002 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27004 PR tree-optimization/34017
27005 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27006 also for PHI_NODE expressions.
27008 2008-01-09 Jan Hubicka <jh@suse.cz>
27010 PR tree-optimization/34708
27011 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27012 based on number of case labels.
27013 (init_inline_once): Remove switch_cost.
27014 * tree-inline.h (eni_weights_d): Remove switch_cost.
27016 2008-01-09 Richard Guenther <rguenther@suse.de>
27017 Andrew Pinski <andrew_pinski@playstation.sony.com>
27019 PR middle-end/30132
27020 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27021 temporary if an rvalue is ok or an lvalue is not required.
27023 2008-01-09 Richard Guenther <rguenther@suse.de>
27025 PR middle-end/34458
27026 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27027 adjust return type.
27029 2008-01-09 Richard Guenther <rguenther@suse.de>
27031 PR middle-end/34679
27032 * tree.c (host_integerp): Check for sizetype only if the
27033 type is an integer type.
27035 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27038 * opts.c (decode_options): Disable inlining of functions called
27039 once if not in unit-at-a-time mode.
27041 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27043 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27045 2008-01-08 Richard Guenther <rguenther@suse.de>
27047 PR middle-end/31863
27048 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27049 out early if the result will be unused.
27051 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27056 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27057 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27060 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27062 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27063 for vectorization tuned.
27065 2008-01-08 Richard Guenther <rguenther@suse.de>
27067 PR tree-optimization/34683
27068 * tree-ssa-operands.c (operand_build_cmp): Export.
27069 * tree-ssa-operands.h (operand_build_cmp): Declare.
27070 * tree-vn.c (vuses_compare): Remove.
27071 (sort_vuses): Use operand_build_cmp.
27072 (sort_vuses_heap): Likewise.
27073 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27074 to re-use old VEC if available. Do not sort already sorted VUSEs.
27075 (vdefs_to_vec): Do not sort already sorted VDEFs.
27077 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27079 PR middle-end/34694
27080 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27082 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27085 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27086 limitations of reciprocal sequences on x86 targets.
27088 2008-01-08 Richard Guenther <rguenther@suse.de>
27090 PR tree-optimization/34683
27091 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27093 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27096 * config/darwin.c (darwin_mergeable_string_section): Don't use
27097 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27099 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27102 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27103 negxf2. Macroize expander using X87MODEF mode iterator. Change
27104 predicates of op0 and op1 to register_operand.
27105 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27106 expander using X87MODEF mode iterator. Change predicates of
27107 op0 and op1 to register_operand.
27108 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27109 corresponding patterns and macroize using MODEF macro. Change
27110 predicates of op0 and op1 to register_operand and remove
27111 "m" constraint. Disparage "r" alternative with "!".
27112 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27113 macroize using X87MODEF macro. Change predicates of op0 and op1
27114 to register_operand and remove "m" constraint. Disparage "r"
27115 alternative with "!".
27116 (absneg splitter with memory operands): Remove.
27117 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27118 patterns and macroize using X87MODEF mode iterator.
27119 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27120 Change predicate of op1 to register_operand.
27121 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27122 for memory operands.
27124 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27126 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27128 2008-01-07 Richard Guenther <rguenther@suse.de>
27130 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27133 2008-01-07 Richard Guenther <rguenther@suse.de>
27135 PR tree-optimization/34683
27136 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27137 VOPs of the needed size to save memory. Use VEC_quick_push
27138 to save compile-time.
27139 (vdefs_to_vec): Likewise.
27141 2008-01-07 Sa Liu <saliu@de.ibm.com>
27143 * config/spu/spu.md (divdf3): Genetate inline code for double
27144 division. The implementation doesn't handle INF or NAN, therefore it
27145 only applies when -ffinite-math-only is given.
27147 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27150 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27151 * doc/cpp.texi ([Common Predefined Macros]): Document.
27153 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27155 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27156 order to use commutative addition instead of subtraction.
27158 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27159 Mircea Namolaru <namolaru@il.ibm.com>
27160 Vladimir Yanovsky <yanov@il.ibm.com>
27161 Revital Eres <eres@il.ibm.com>
27163 PR tree-optimization/34263
27164 * tree-outof-ssa.c (process_single_block_loop_latch,
27165 contains_tree_r): New functions.
27166 (analyze_edges_for_bb): Call process_single_block_loop_latch
27167 function to empty single-basic-block latch block if possible.
27169 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27171 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27173 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27175 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27177 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27179 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27181 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27183 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27185 PR tree-optimization/34618
27186 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27189 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27192 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27193 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27194 Update copyright year.
27196 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27197 Update copyright year.
27198 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27201 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27203 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27204 edge does not point to current bb before changing need_assert.
27206 2008-01-04 Richard Guenther <rguenther@suse.de>
27208 PR middle-end/34029
27209 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27210 for verifying purposes if they are is_gimple_min_invariant.
27212 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27214 PR tree-optimization/34448
27215 PR tree-optimization/34465
27216 * gimplify.c (gimplify_init_constructor): Add new parameter
27217 notify_temp_creation. Use it.
27218 (gimplify_modify_expr_rhs): Take volatiles into account when
27219 optimizing constructors.
27220 Do not optimize constructors if gimplify_init_constructor will dump to
27222 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27223 * gcc.c-torture/compile/pr34448.c: New.
27225 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27227 PR gcov-profile/34609
27228 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27229 return_slot if result is TREE_ADDRESSABLE.
27231 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27233 * config/mips/mips.md (sqrt_condition): Tweak comment.
27234 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27236 2008-01-03 Tom Tromey <tromey@redhat.com>
27239 * c-common.c (c_type_hash): Handle VLAs.
27241 2008-01-03 Jan Hubicka <jh@suse.cz>
27243 PR tree-optimization/31081
27244 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27245 0 when inlining and not inlining to first basic block.
27246 (remap_decl): When var is initialized to 0, don't set default_def.
27247 (expand_call_inline): Set entry_bb.
27248 * tree-inline.h (copy_body_data): Add entry_bb.
27250 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27253 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27256 PR tree-optimization/29484
27257 * tree-inline.c (inline_forbidden_p_2): New function.
27258 (inline_forbidden_p): Disallow inlining if some static var
27259 has an address of a local LABEL_DECL in its initializer.
27260 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27263 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27265 PR tree-optimization/34635
27266 * tree-data-ref.c (add_other_self_distances): Make sure that the
27267 evolution step is constant.
27269 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27271 PR middle-end/34608
27272 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27274 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27276 * tree-sra.c (scalarize_init): Insert the generate_element_init
27277 statements after the generate_element_zero statements.
27279 2008-01-02 Richard Guenther <rguenther@suse.de>
27281 PR middle-end/34093
27282 PR middle-end/31976
27283 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27284 for very large number of operands instead of ICEing.
27286 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27289 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27290 while stack probing.
27292 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27294 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27297 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27299 PR libmudflap/26442
27300 * tree-mudflap.c (mx_register_decls): Guard warning by
27301 !DECL_ARTIFICIAL check.
27303 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27305 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27306 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27307 sse5_perm<mode>): Fix constraints.