1 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/sync.md (memory_barrier_nosse): New insn
5 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
7 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
9 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
11 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
13 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
15 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
18 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
19 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
21 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
23 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
25 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
29 * config/i386/sync.md (memory_barrier): New expander.
31 2008-11-24 Jakub Jelinek <jakub@redhat.com>
34 * dse.c (find_shift_sequence): Optimize extraction from a constant.
36 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
38 * pa.c (function_arg): Revert 2008-10-26 change.
40 2008-11-23 Helge Deller <deller@gmx.de>
42 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
43 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
44 succeeded and lws_ret is not equal to oldval.
46 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
48 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
50 2008-11-22 Andreas Schwab <schwab@suse.de>
52 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
55 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
57 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
58 Use constant 1 as the operand.
59 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
60 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
61 gen_rdhwr_synci_step_di depending on the size of Pmode.
63 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
66 * config/i386/i386.md (SWI248): New mode iterator.
67 (SWI32): Remove mode iterator.
68 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
69 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
70 iterator. Generate popcnt mnemonic without mode extensions
71 for Darwin x86 targets.
72 (*popcount<mode>2_cmp): Ditto.
73 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
74 extensions for Darwin x86 targets.
76 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
78 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
79 only if HAVE_AS_SPARC_UA_PCREL is defined.
81 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
83 * ira-costs.c (find_allocno_class_costs): Work out the maximum
84 allocno_costs value of the classees with the lowest total_costs
85 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
86 (setup_allocno_cover_class_and_costs): ...rather than here.
87 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
90 2008-11-22 Jakub Jelinek <jakub@redhat.com>
93 * builtins.c (expand_builtin_apply_args): Emit sequence before
94 parm_birth_insn instead of after entry_of_function's first insn.
97 * function.c (assign_parm_remove_parallels): Pass
98 data->passed_type as third argument to emit_group_store.
101 * final.c (mark_symbol_refs_as_used): New function.
102 * output.h (mark_symbol_refs_as_used): New prototype.
103 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
104 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
105 * config/arm/arm.md (consttable_4): Likewise.
108 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
110 2008-11-21 Jakub Jelinek <jakub@redhat.com>
113 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
114 propagate x = &a into *x = b if conversion from b to a's type is
117 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
119 * caller-save.c (insert_one_insn): Take into account REG_INC notes
120 for the liveness computation of the new insn.
122 2008-11-21 DJ Delorie <dj@redhat.com>
124 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
125 Moves to/from below100 space (W) can only use r0-r7.
127 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
130 * doc/invoke.texi (Optimization Options): Fix typo.
132 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
133 Xuepeng Guo <xuepeng.guo@intel.com>
135 * config.gcc (extra_headers): For x86 and x86-64, remove
136 gmmintrin.h, add immintrin.h and avxintrin.h.
138 * config/i386/gmmintrin.h: Renamed to ...
139 * config/i386/avxintrin.h: This. Issue an error if
140 _IMMINTRIN_H_INCLUDED is undedined.
142 * config/i386/immintrin.h: New.
144 2008-11-21 Jakub Jelinek <jakub@redhat.com>
147 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
148 mode of PLUS, not mode of the eliminated register.
150 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
152 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
153 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
154 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
155 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
156 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
157 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
158 (*nand<mode>3): Rename to *andnot<mode>3.
159 (*nandtf3): rename to *andnottf3.
160 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
161 Use CODE_FOR_mmx_andnotv2si3.
162 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
163 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
164 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
165 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
166 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
168 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
171 * config/ia64/ia64.c (ia64_expand_atomic_ope): Properly handle NAND
172 case by calculating ~(new_reg & val) instead of (~new_reg & val).
173 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
174 to (not:IMODE (and:IMODE (...))).
175 (sync_old_nand<mode>): Ditto.
176 (sync_new_nand<mode>): Ditto.
178 2008-11-20 Joseph Myers <joseph@codesourcery.com>
180 * config/arm/thumb2.md (thumb2_casesi_internal,
181 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
183 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
185 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
186 nand to the changed 4.4 semantic.
188 2008-11-20 Jakub Jelinek <jakub@redhat.com>
191 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
192 (fold_builtin_memory_op): Handle even the case where just one
193 of src and dest is an address of a var decl component, using
194 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
195 and readonly_data_expr src check.
196 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
199 PR rtl-optimization/36998
200 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
201 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
202 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
203 stack_adjust_offset callers.
204 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
206 (compute_barrier_args_size): Handle insns in annulled branches
209 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
212 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
213 Handle cases when integer argument crosses argument register boundary.
215 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
218 * config.gcc (i[34567]86-*-solaris2*): Don't include
219 i386/t-crtstuff here.
220 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
221 * config/i386/t-sol2: Move to libgcc/config/i386.
223 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
226 * tlink.c: Include "libiberty.h".
227 (initial_cwd): Change type into char *.
228 (tlink_init): Call getpwd instead of getcwd.
230 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
232 PR rtl-optimization/32283
233 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
234 of the induction variable to decide whether it may wrap.
235 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
236 initialization of the bound before the loop.
237 * simplify-rtx.c (simplify_binary_operation_1): Add two
238 simplifications regarding AND.
239 (simplify_plus_minus): Only fail if no simplification is possible.
240 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
242 2008-11-20 Jakub Jelinek <jakub@redhat.com>
245 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
246 checking until GIMPLE lowering.
247 * gimple-low.c (check_call_args): New function.
248 (lower_stmt) <case GIMPLE_CALL>: Call it.
250 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
252 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
253 with the same type as the first operand of the AND expression.
255 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
258 * ira-int.h (struct ira_loop_tree_node): New member
259 entered_from_non_parent_p.
261 * ira-color.c (print_loop_title): Print loop bbs.
263 * ira-emit.c (entered_from_non_parent_p,
264 setup_entered_from_non_parent_p): New functions.
265 (not_modified_p): Rename to store_can_be_removed_p. Check there
267 (generate_edge_moves): Use store_can_be_removed_p instead of
269 (ira_emit): Call setup_entered_from_non_parent_p.
271 * ira-build.c (copy_info_to_removed_store_destinations):
272 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
273 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
274 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
275 update all accumulated attributes.
277 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
280 * ira-int.h (ira_copy_allocno_live_range_list,
281 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
282 ira_finish_allocno_live_range_list): New prototypes.
283 (ira_allocno_live_ranges_intersect_p,
284 ira_pseudo_live_ranges_intersect_p): Remove.
286 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
287 ira_pseudo_live_ranges_intersect_p): Rename to
288 allocnos_have_intersected_live_ranges_p and
289 pseudos_have_intersected_live_ranges_p. Move them from here to ...
291 * ira-color.c: ... here
292 (coalesced_allocno_conflict_p): Use
293 allocnos_have_intersected_live_ranges_p.
294 (coalesced_allocnos_living_at_program_points,
295 coalesced_allocnos_live_at_points_p,
296 set_coalesced_allocnos_live_points): Remove.
297 (slot_coalesced_allocnos_live_ranges,
298 slot_coalesced_allocno_live_ranges_intersect_p,
299 setup_slot_coalesced_allocno_live_ranges): New.
300 (coalesce_spill_slots): Use ranges of coalesced allocnos.
301 (ira_sort_regnos_for_alter_reg): Use
302 allocnos_have_intersected_live_ranges_p.
303 (ira_reuse_stack_slot): Use
304 pseudos_have_intersected_live_ranges_p.
306 * global.c (pseudo_for_reload_consideration_p): Check
307 flag_ira_share_spill_slots too.
309 * ira-build.c (copy_allocno_live_range_list): Rename to
310 ira_copy_allocno_live_range_list. Make it external.
311 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
313 (ira_allocno_live_ranges_intersect_p): New.
314 (ira_finish_allocno_live_range_list): New.
315 (finish_allocno): Use it.
316 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
317 (copy_info_to_removed_store_destinations): Ditto. Use
318 ira_copy_allocno_live_range_list.
319 (ira_flattening): Use ira_merge_allocno_live_ranges.
321 * ira.c (too_high_register_pressure_p): New function.
322 (ira): Switch off sharing spill slots if the pressure is too high.
324 2008-11-19 Richard Guenther <rguenther@suse.de>
326 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
327 non-sizetype offsets if their precision matches that of the pointer.
328 * expr.c (expand_expr_real_1): Always sign-extend the offset
329 operand of a POINTER_PLUS_EXPR.
331 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
333 * config.gcc: Unobsolete mips-sgi-irix[56]*.
334 (mips-sgi-irix[56]*): No need to use fixproto.
336 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
337 Paul Brook <paul@codesourcery.com>
339 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
342 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
344 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
346 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
349 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
350 (separate_decls_in_region): Create shared struct even when there
353 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
355 * config/picochip/picochip.c (headers): Remove an unnecessary
358 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
361 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
362 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
364 * config/m68k/m68k.md: Adjust all conditional branches that use the
365 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
367 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
370 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
371 is a register or zero operand in the correct mode before generating
372 mtch1 insn or a register operand in the correct mode before generating
374 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
376 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
378 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
379 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
380 mipsisa*-*-elf*. Handle mipsisa64r2*.
381 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
382 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
384 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
385 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
387 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
388 Fix mips16 if mips64 or mips64r2 are multilib defaults.
389 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
392 2008-11-18 Jakub Jelinek <jakub@redhat.com>
395 * config/i386/i386.md (allocate_stack_worker_32,
396 allocate_stack_worker_64): Don't use match_dup between input and
398 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
399 * config/i386/i386.c (ix86_expand_prologue): Likewise.
401 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
403 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
404 is forced when trying to do a symbol link for it.
406 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
408 * expmed.c (extract_bit_field_1): Also use a temporary and
409 convert_extracted_bit_field when the conversion from ext_mode to
410 the target mode requires explicit truncation.
412 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
414 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
416 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
417 registers when not optimizing.
419 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
421 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
422 and its associated define_split. Expose the all-d alternative
423 to the register allocator, but mark it with "?". Mark the first
424 alternative with "*?*?".
425 (*mul_sub_si): Likewise.
426 (*mul_acc_si_r3900): New pattern.
428 2008-11-17 Jakub Jelinek <jakub@redhat.com>
431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
432 propagating x = &a into *x = b, add a cast if not useless
433 type conversion or don't optimize if another stmt would be
436 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
439 * optabs.c (expand_sync_operation): Properly handle NAND case
440 by calculating ~(t1 & val) instead of (~t1 & val).
441 * builtins.c (expand_builtin_sync_operation): Warn for changed
442 semantics in NAND builtins.
443 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
445 * doc/invoke.texi (Warning options): Add Wsync-nand.
446 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
447 __sync_fetch_and_nand builtin operation in the example. Add a note
448 about changed semantics in GCC 4.4.
449 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
450 operation in the example. Add a note about changed semantics in
453 2008-11-16 Jan Hubicka <jh@suse.cz>
455 * cgraph.c (cgraph_function_body_availability): Fix test of externally
458 2008-11-16 Joshua Kinard <kumba@gentoo.org>
460 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
463 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
466 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
467 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
469 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
470 rather than call_really_used_regs when handling $gp.
472 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
475 * config/mips/mips.c (machine_function): Update the comment
476 above global_pointer.
477 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
478 that a function doesn't need a global pointer.
479 (mips_current_loadgp_style): Update accordingly.
480 (mips_restore_gp): Likewise.
481 (mips_output_cplocal): Likewise.
482 (mips_expand_prologue): Likewise.
484 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
486 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
487 parameter. Use DImode for computing the number of registers.
488 (function_arg): Adjust for above change.
489 (function_value): Likewise.
491 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
493 PR tree-optimization/37950
494 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
495 not computed for the current function.
497 2008-11-15 Jakub Jelinek <jakub@redhat.com>
500 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
501 gpr and other COMPONENT_REFs.
503 2008-11-15 Richard Guenther <rguenther@suse.de>
505 PR tree-optimization/38051
506 * tree-ssa-alias.c (update_alias_info_1): Manually find
509 2008-11-15 Joshua Kinard <kumba@gentoo.org>
511 * doc/invoke.texi (-mfix-r10000): Document.
512 * config/mips/mips.opt (mfix-r10000): New option.
513 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
514 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
515 (MIPS_COMPARE_AND_SWAP_12): Likewise.
516 (MIPS_SYNC_OP): Likewise.
517 (MIPS_SYNC_OP_12): Likewise.
518 (MIPS_SYNC_OLD_OP_12): Likewise.
519 (MIPS_SYNC_NEW_OP_12): Likewise.
520 (MIPS_SYNC_OLD_OP): Likewise.
521 (MIPS_SYNC_NAND): Likewise.
522 (MIPS_SYNC_OLD_NAND): Likewise.
523 (MIPS_SYNC_EXCHANGE): Likewise.
524 (MIPS_SYNC_EXCHANGE_12): Likewise.
525 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
527 (MIPS_SYNC_NEW_NAND): Likewise.
528 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
529 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
530 (mips_output_sync_loop): New function.
531 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
532 Make -mfix-r10000 require branch-likely instructions.
533 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
534 mips_output_sync_loop.
535 (compare_and_swap_12): Likewise.
536 (sync_add<mode>): Likewise.
537 (sync_<optab>_12): Likewise.
538 (sync_old_<optab>_12): Likewise.
539 (sync_new_<optab>_12): Likewise.
540 (sync_nand_12): Likewise.
541 (sync_old_nand_12): Likewise.
542 (sync_new_nand_12): Likewise.
543 (sync_sub<mode>): Likewise.
544 (sync_old_add<mode>): Likewise.
545 (sync_old_sub<mode>): Likewise.
546 (sync_new_add<mode>): Likewise.
547 (sync_new_sub<mode>): Likewise.
548 (sync_<optab><mode>): Likewise.
549 (sync_old_<optab><mode>): Likewise.
550 (sync_new_<optab><mode>): Likewise.
551 (sync_nand<mode>): Likewise.
552 (sync_old_nand<mode>): Likewise.
553 (sync_new_nand<mode>): Likewise.
554 (sync_lock_test_and_set<mode>): Likewise.
555 (test_and_set_12): Likewise.
557 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
559 * gcc.c (cc1_options): Fix comment.
561 2008-11-15 Jakub Jelinek <jakub@redhat.com>
564 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
565 argtype instead of result_type.
567 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
569 * ira-int.h (struct ira_loop_tree_node): Improve comments for
570 subloop_next/next and subloops/childen fields.
572 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
574 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
575 (STANDARD_INCLUDE_DIR): Redefine to "/include".
576 (LOCAL_INCLUDE_DIR): Undefine.
577 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
579 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
581 PR rtl-optimization/37397
582 * ira-int.h (struct ira_allocno): New member bad_spill_p.
583 (ALLOCNO_BAD_SPILL_P): New macro.
585 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
587 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
588 (create_cap_allocno, propagate_allocno_info,
589 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
590 (update_bad_spill_attribute): New function.
591 (ira_build): Call it.
593 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
595 2008-11-14 Jakub Jelinek <jakub@redhat.com>
597 PR tree-optimization/38104
598 * gimplify.c (gimple_regimplify_operands): Add referenced vars
599 before calling mark_symbols_for_renaming, not after it.
601 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
603 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
604 (OVERRIDE_OPTIONS): Likewise.
606 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
607 Andrew Stubbs <ams@codesourcery.com>
608 Gunnar Von Boehn <gunnar@genesi-usa.com>
611 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
612 the shorter LEA insn over ADD.L where possible.
614 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
616 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
617 systems, which are assumend to always provide SSP-support in glibc.
618 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
620 * configure: Regenerate.
622 2008-11-14 Jakub Jelinek <jakub@redhat.com>
625 * function.c (gimplify_parameters): For callee copies parameters,
626 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
628 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
631 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
632 x86 parts into the `i[34567]86-*-linux*' and parts that are
633 independent of the processor architecture into the `*-*-linux*' cases.
634 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
635 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
636 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
637 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
638 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
639 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
640 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
642 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
644 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
645 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
646 (ls2_idiv): Likewise idiv3.
647 (ls2_prefetch): New reservation.
648 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
649 * config/mips/mips.md (type): Add imul3nc and idiv3.
650 (length): Handle idiv3.
651 (any_mod): New code_iterator.
652 (u): Handle MOD and UMOD.
653 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
654 (prefetch): Handle TARGET_LOONGSON_2EF.
656 2008-11-13 Jakub Jelinek <jakub@redhat.com>
659 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
660 (prune_unused_types_walk): Call it for non-perennial local classes.
661 Set die_mark to 2 if recursing on children. If die_mark is 1 on
662 entry, just set it to 2 and recurse on children, don't walk attributes
665 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
667 * c-common.c (warn_about_parentheses): Add missing whitespace
670 2008-11-13 Paul Brook <paul@codesourcery.com>
672 * doc/invoke.texi: Document --fix-cortex-m3.
673 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
674 Cortex-M3 cpu is selected.
675 (output_move_double): Avoid overlapping base register and first
676 destination register when fix_cm3_ldrd.
677 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
679 2008-11-13 Jakub Jelinek <jakub@redhat.com>
682 * gimple.h (gimple_range_check_failed): Remove prototype.
683 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
685 (gimple_range_check_failed): Removed.
687 2008-11-13 Andrew Haley <aph@redhat.com>
690 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
693 2008-11-12 Jakub Jelinek <jakub@redhat.com>
697 2007-05-07 Mike Stump <mrs@apple.com>
698 * doc/invoke.texi (Warning Options): Document that -Wempty-body
699 also checks for and while statements in C++.
701 2008-11-12 Dodji Seketeli <dodji@redhat.com>
704 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
705 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
706 - which clones are reachable - as "abstract and needed".
707 * cgraph.c (cgraph_release_function_body): If a node is
708 "abstract and needed", do not release its DECL_INITIAL() content
709 that will be needed to emit debug info.
711 2008-11-12 Steve Ellcey <sje@cup.hp.com>
714 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
715 to set HAVE_GETIPINFO.
716 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
717 * configure: Regenerate.
718 * config.in: Regenerate.
720 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
723 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
725 2008-11-12 Jakub Jelinek <jakub@redhat.com>
728 2008-10-21 Jakub Jelinek <jakub@redhat.com>
729 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
731 2008-11-12 Jason Merrill <jason@redhat.com>
734 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
737 2008-11-12 Anatoly Sokolov <aesok@post.ru>
739 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
740 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
742 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
743 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
745 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
747 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
748 packed-stack special handling.
749 (FRAME_ADDR_RTX): Add definition.
751 2008-11-12 Jakub Jelinek <jakub@redhat.com>
754 * fold-const.c (native_encode_string): New function.
755 (native_encode_expr): Use it for STRING_CST.
757 2008-11-12 DJ Delorie <dj@redhat.com>
759 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
760 insns if the intermediate value will be used later.
762 2008-11-12 Andreas Schwab <schwab@suse.de>
764 * config/m68k/m68k.c (print_operand): Mask off extra extension
765 bits when writing out the representation of real values.
767 2008-11-12 Ira Rosen <irar@il.ibm.com>
769 PR tree-optimization/38079
770 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
773 2008-11-12 Jakub Jelinek <jakub@redhat.com>
776 * c-pretty-print.c (pp_c_complex_expr): New function.
777 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
780 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
781 than INNER and INNER is a constant, forcibly align INNER as much
784 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
786 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
788 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
790 PR rtl-optimization/37363
791 * simplify-rtx.c (simplify_plus_minus): Don't create
792 (const (minus ...)) expresisons.
794 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
796 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
799 2008-11-10 Catherine Moore <clm@codesourcery.com>
801 * config.gcc (mips64vrel-*-elf*): Include the tm_file
803 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
804 (BASE_DRIVER_SELF_SPECS): Remove.
805 (DRIVER_SELF_SPECS): New definition.
806 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
807 BASE_DRIVER_SELF_SPECS.
808 * config/mips/sde.h: Likewise.
809 * config/mips/iris6.h: Likewise.
810 * config/mips/vr.h: Likewise.
811 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
813 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
815 PR rtl-optimizations/37948
816 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
817 (ira_create_copy, ira_add_allocno_copy): New parameter.
819 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
820 to ira_add_allocno_copy.
821 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
822 parameter to process_regs_for_copy.
823 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
824 Fix typo in passing second allocno to ira_add_allocno_copy.
826 * ira-color.c (update_conflict_hard_regno_costs): Use head of
827 coalesced allocnos list.
828 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
830 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
831 (add_ira_allocno_to_ordered_bucket): Rename to
832 add_allocno_to_ordered_bucket.
833 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
834 head of coalesced allocnos list.
835 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
836 Check that it is aready calculated.
837 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
838 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
840 (coalesce_allocnos): Do extended coalescing too.
842 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
843 parameter to ira_add_allocno_copy.
845 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
847 (print_copy): Print copy origination too.
849 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
852 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
854 PR rtl-optimization/37514
855 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
856 flag_ira_share_spill_slots to 2 if it's already non-zero.
857 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
858 flag_ira_share_spill_slots is 2.
860 2008-11-10 Kevin Buettner <kevinb@redhat.com>
862 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
863 (prologue_enter_32): Set FB to SP - 4.
865 2008-11-10 DJ Delorie <dj@redhat.com>
867 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
868 constraint for single-bit-clear in lower byte of HI constant, vs
869 Imb which just ignores the upper byte.
870 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
871 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
872 (iorhi3_16): Check for single bit set, not single bit clear.
874 2008-11-10 Janis Johnson <janis187@us.ibm.com>
876 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
878 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
880 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
882 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
883 values living in memory and use more precise alignment information.
885 2008-11-10 Jakub Jelinek <jakub@redhat.com>
888 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
889 after __mf_check call if the call must end a bb.
891 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
895 * combine.c (force_to_mode): Do not process vector types.
897 * rtlanal.c (nonzero_bits1): Do not process vector types.
898 (num_sign_bit_copies1): Likewise.
900 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
902 * config/i386/gnu.h: Add copyright and licensing header.
903 * config/gnu.h: Likewise.
905 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
907 * fwprop.c (fwprop_done): Call df_remove_problem.
909 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
912 * tree-scalar-evolution.c (instantiate_scev_1): Return
913 chrec_dont_know for VL_EXP_CLASS_P.
915 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
917 * reg-stack.c (reg_to_stack): Add missing braces in memset
920 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
922 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
923 (NO_PROFILE_COUNTERS): New define.
925 2008-11-06 David Edelsohn <edelsohn@gnu.org>
928 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
930 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
933 * config/sparc/constraints.md (D): New.
934 * config/sparc/predicates.md (const_double_or_vector_operand): New.
935 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
937 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
938 Use the 'D' constraint in addition to 'F' in some alternatives.
939 (DF splitter): Generalize for V64mode.
940 * doc/md.texi (SPARC): Document the 'D' constraint.
942 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
944 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
946 2008-11-06 Ben Elliston <bje@au.ibm.com>
948 * gcc.c: Remove ancient comment about a bug in Sun cc.
950 2008-11-05 Janis Johnson <janis187@us.ibm.com>
952 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
954 2008-11-06 Ben Elliston <bje@au.ibm.com>
956 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
958 2008-11-06 Ben Elliston <bje@au.ibm.com>
960 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
963 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
966 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
969 2008-11-05 Martin Jambor <mjambor@suse.cz>
972 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
973 pointer arithmetics into array_ref if the array is accessed
974 through an indirect_ref.
976 2008-11-05 Richard Guenther <rguenther@suse.de>
979 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
980 qualified pointer conversion before stripping qualifiers.
981 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
982 * tree-flow.h (may_propagate_address_into_dereference): Declare.
983 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
986 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
987 properly canonicalize binary ops.
988 (forward_propagate_addr_expr_1): Use
989 may_propagate_address_into_dereference.
991 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
994 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
995 Initialize uninitialized input registers with a NaN.
997 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1001 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1003 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1007 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1008 exits and conditions.
1009 * testsuite/gcc.dg/graphite/pr37943.c: New.
1011 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1012 Andrew Pinski <andrew_pinski@playstation.sony.com>
1015 * c-common.c (warn_for_sign_compare): For complex result_type
1016 use component's type.
1018 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1020 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1022 * print-tree.c (print_node): Don't print DECL_INITIAL
1026 * c-common.c (parse_optimize_options): Save and restore
1027 flag_strict_aliasing around decode_options call.
1029 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1031 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1032 (host_detect_local_cpu): Use it instead of casted strings to
1033 compare vendor signatures.
1035 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1038 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1039 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1041 2008-11-03 Catherine Moore <clm@codesourcery.com>
1043 * config/mips.c (mips_conditional_register_usage): Handle the
1044 DSP control register.
1045 * doc/extend.texi: Document the DSP control register.
1047 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1048 Jakub Jelinek <jakub@redhat.com>
1050 * omp-low.c (expand_omp_for_generic): If iter_type has different
1051 precision than type and type is a pointer type, cast n1 and n2
1052 first to an integer type with the same precision as pointers
1053 and only afterwards to iter_type.
1055 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1057 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1058 (UNSPEC_GOTSYM_OFF): New unspec.
1059 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1060 (pic_add_dot_plus_eight): Likewise.
1061 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1062 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1063 UNSPEC_PIC_BASE operands.
1064 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1065 (arm_output_addr_const_extra): Handle it.
1067 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1069 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1070 integer class to full integer class if the offset is not word-aligned.
1072 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1075 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1077 (doloop_optimize): Update call to doloop_modify.
1079 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1081 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1083 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1086 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1087 gcc_cv_as_cfi_directive.
1088 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1089 merging read-only and read-write sections or assembler emits
1090 read-write .eh_frame sections.
1091 * configure: Regenerate.
1093 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1096 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1098 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1100 (rs6000_emit_prologue): Invert logic.
1101 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1102 (reg:P 11) instead of match_operand.
1103 (*save_fpregs_<mode>): Likewise.
1104 (*restore_gpregs_<mode>): Likewise.
1105 (*return_and_restore_gpregs_<mode>): Likewise.
1106 (*return_and_restore_fpregs_<mode>): Likewise.
1107 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1108 (reg:P 11) insted of match_operand.
1109 (*restore_gpregs_spe): Likewise.
1110 (*return_and_restore_gpregs_spe): Likewise.
1112 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1114 PR tree-optimization/37684
1115 * gcc.dg/graphite/pr37684.c: New.
1116 * graphite.c (exclude_component_ref): New.
1117 (is_simple_operand): Call exclude_component_ref.
1119 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1121 PR tree-optimization/36908
1122 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1123 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1124 (number_of_rw_in_partition): New.
1125 (partition_contains_all_rw): New.
1126 (ldist_gen): Do not distribute when one of the partitions
1127 contains all the memory operations.
1129 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1131 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1132 EDGE_IRREDUCIBLE_LOOP.
1134 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1136 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1137 where we have one entry point in the loop which isn't the head.
1139 2008-11-03 Richard Guenther <rguenther@suse.de>
1142 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1144 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1147 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1148 for ipa and simple ipa passes.
1150 2008-11-02 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/37542
1153 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1154 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1155 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1156 (vn_nary_op_insert_stmt): Likewise.
1157 (visit_use): Likewise.
1159 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1161 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1163 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1164 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1165 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1166 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1167 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1168 peephole2's): Replace unspec with rotate.
1169 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1171 2008-11-02 Richard Guenther <rguenther@suse.de>
1173 PR tree-optimization/37991
1174 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1175 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1176 (set_ssa_val_to): Print if the value changed.
1177 (simplify_binary_expression): Strip useless conversions.
1179 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1182 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1185 2008-11-01 Richard Guenther <rguenther@suse.de>
1188 * builtins.c (fold_builtin_strspn): Return a size_t.
1189 (fold_builtin_strcspn): Likewise.
1191 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1193 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1194 attribute for struct return convention.
1196 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1198 * config/rs6000/crtsavres.asm: Really, really delete.
1200 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1202 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1204 (rs6000_emit_prologue): Invert logic.
1205 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1206 (reg:P 11) instead of match_operand.
1207 (*save_fpregs_<mode>): Likewise.
1208 (*restore_gpregs_<mode>): Likewise.
1209 (*return_and_restore_gpregs_<mode>): Likewise.
1210 (*return_and_restore_fpregs_<mode>): Likewise.
1211 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1212 (reg:P 11) insted of match_operand.
1213 (*restore_gpregs_spe): Likewise.
1214 (*return_and_restore_gpregs_spe): Likewise.
1216 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1218 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1219 list of word switches that take args.
1221 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1223 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1224 (s390_output_pool_entry): Call it through for_each_rtx.
1227 * expr.c (store_constructor): For vectors, if target is a MEM, use
1228 target's MEM_ALIAS_SET instead of elttype alias set.
1230 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1233 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1236 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1239 * config/rs6000/predicates.md (word_offset_memref_operand):
1240 Restructure code and look inside auto-inc/dec addresses.
1242 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1245 * libgcov.c ( __gcov_indirect_call_profiler): Check
1246 TARGET_VTABLE_USES_DESCRIPTORS.
1248 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1250 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1251 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1252 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1253 offset if eliminating soft frame pointer.
1254 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1255 (stack_protect_test_si): Add initial machine description
1256 for Stack Smashing Protector
1258 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1261 * c-common.c (min_precision): Move to...
1262 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1263 * tree.h (tree_int_cst_min_precision): Declare.
1264 * c-common.h (min_precision): Delete declaration.
1265 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1266 multiplication of non-negative integer constants.
1267 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1268 tree_int_cst_min_precision.
1269 (finish_enum): Likewise.
1271 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1274 * convert.c (convert_to_real): Do not optimize conversions of
1275 binary arithmetic operations between binary and decimal
1276 floating-point types. Consider mode of target type in determining
1277 decimal type for arithmetic. Unless
1278 flag_unsafe_math_optimizations, do not optimize binary conversions
1279 where this may change rounding behavior.
1280 * real.c (real_can_shorten_arithmetic): New.
1281 * real.h (real_can_shorten_arithmetic): Declare.
1283 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1285 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1286 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1287 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1289 (must_save_p): For some workarounds, interrupts need to clobber a
1291 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1292 and LC1 for WA_05000257.
1293 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1294 WA_05000283 and WA_05000315.
1295 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1296 (movbi): Add alternative to set CC to 1; improve code for setting
1298 (dummy_load): New pattern.
1300 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1303 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1304 BLKmode for non-memory, convert using a wider MODE_INT mode
1308 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1309 that haven't been removed yet.
1311 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1313 * config/bfin/bfin.c (struct machine_function): New member
1314 has_loopreg_clobber.
1315 (bfin_expand_movmem): Set it when generating memcpy insns.
1316 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1317 expand_epilogue_reg_restore): If we have hardware loops,
1318 memcpy insns (indicated by has_loopreg_clobber) or function
1319 calls, we need to save the loop registers.
1321 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1323 * config/i386/i386.c (core2_cost): Fix typos in comments.
1325 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1328 * combine.c (make_compound_operation): Don't call make_extraction with
1329 non-positive length.
1330 (simplify_shift_const_1): Canonicalize count even if complement_p.
1332 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1334 * convert.c (strip_float_extensions): Do not remove or introduce
1335 conversions between binary and decimal floating-point types.
1337 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1340 * fold-const.c (distribute_bit_expr): Convert common, left and
1341 right arguments to type.
1343 2008-10-28 Nick Clifton <nickc@redhat.com>
1345 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1346 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1347 call_really_used_regs array rather than the call_used_regs array.
1348 (mn10300_get_live_callee_saved_regs, expand_prologue,
1349 expand_epilogue, output_tst): Likewise.
1351 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1354 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1355 (df_get_entry_block_def_set): Neither here.
1356 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1358 PR tree-optimization/37879
1359 * predict.c (tree_estimate_probability): Check if last_stmt is
1360 non-NULL before dereferencing it.
1362 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1364 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1365 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1366 (ira_fast_allocation): Remove the prototype.
1368 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1369 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1370 (color_pass): Modify the updated costs.
1371 (ira_color): Rename to color. Make it static.
1372 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1373 (ira_color): New function.
1375 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1378 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1380 (set_allocno_live, clear_allocno_live, mark_ref_live,
1381 mark_ref_dead): Invalidate corresponding element of
1382 allocno_saved_at_call.
1383 (process_bb_node_lives): Increment last_call_num. Setup
1384 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1385 allocno was already saved.
1386 (ira_create_allocno_live_ranges): Initiate last_call_num and
1387 allocno_saved_at_call.
1389 * ira-build.c (ira_create_allocno): Initiate
1390 ALLOCNO_UPDATED_COVER_CLASS_COST.
1391 (create_cap_allocno, propagate_allocno_info,
1392 remove_unnecessary_allocnos): Remove setting updated costs.
1393 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1395 * ira.c (ira): Don't call ira_fast_allocation.
1397 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1400 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1403 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1405 * ira-int.h (ira_hard_regno_cover_class): New.
1407 * ira-lives.c (mark_reg_live, mark_reg_dead,
1408 process_bb_node_lives): Use ira_hard_regno_cover_class.
1410 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1411 (setup_hard_regno_cover_class): New function.
1412 (ira_init): Call setup_hard_regno_cover_class.
1414 * ira-costs.c (cost_class_nums): Add comment.
1415 (find_allocno_class_costs): Initiate cost_class_nums.
1416 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1418 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1421 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1422 Rename to copy_info_to_removed_store_destinations. Propagate
1423 conflict hard regs and register stack attribute.
1425 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1428 * pa.c (function_arg_padding): Pad complex and vector types
1429 upward in 64-bit runtime.
1430 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1432 2008-10-26 Matthias Klose <doko@ubuntu.com>
1434 * doc/install.texi: Document requirements on antlr.
1436 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1438 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1441 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1444 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1445 is defined, use it to modify the constant offset.
1447 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1449 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1450 and short arguments to the correct location as mandated by the ABI.
1452 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1454 PR rtl-optimization/37769
1455 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1457 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1459 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1460 unwind-dw2-Os-4-200.o.
1462 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1464 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1465 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1467 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1469 PR tree-optimization/36038
1470 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1471 add sizetype IV with initial value zero instead of pointer type.
1473 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1476 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1477 around bit operation.
1478 * profile.c (is_edge_inconsistent): Likewise.
1479 * fold-const.c (truth_value_p): Move from here...
1480 * tree.h (truth_value_p): ... to here.
1481 * c-tree.h (c_expr): Update description of original_code.
1482 * c-typeck.c (parser_build_unary_op): Set original_code.
1483 (parser_build_binary_op): Update call to warn_about_parentheses.
1484 * c-common.c (warn_about_parentheses): Take two additional
1485 arguments of the operands. Use a switch. Quote operators
1486 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1487 Add warning about !x | y and !x & y.
1488 * c-common.h (warn_about_parentheses): Update declaration.
1490 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1492 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1493 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1494 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1496 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1497 (check-%): For test targets listed in lang_checks_parallelized
1498 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1499 run the testing in multiple make goals, possibly parallel, and
1500 afterwards run dg-extract-results.sh to merge the sum and log files.
1502 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1504 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1505 (mips_move_to_gpr_cost): Likewise.
1506 (mips_move_from_gpr_cost): Likewise.
1507 (mips_register_move_cost): Make more fine-grained.
1509 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1511 * graphite.c (graphite_apply_transformations): Check for
1512 -fgraphite-identity.
1513 * toplev.c (process_options): Add graphite_identity.
1514 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1516 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1518 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1519 mulhisihl and mulhisihh builtins.
1521 From Jie Zhang <jie.zhang@analog.com>
1522 * config/bfin/bfin.md (composev2hi): Put operands into vector
1525 2008-10-22 Chao-ying Fu <fu@mips.com>
1527 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1529 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1531 From Mike Frysinger <michael.frysinger@analog.com>
1532 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1533 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1534 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1535 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1536 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1537 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1538 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1539 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1540 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1541 __ADSPBF51x__ for all of them.
1542 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1543 -mcpu bf512, bf514, bf516, and bf518.
1544 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1545 bf512-none, bf514-none, bf516-none, and bf518-none.
1546 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1547 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1548 * doc/invoke.texi (Blackfin Options): Document that
1549 -mcpu now accepts bf512, bf514, bf516, and bf518.
1551 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1554 * fold-const.c (build_range_type): For 1 .. signed_max
1555 range call build_nonstandard_inter_type if signed_type_for
1556 returned a type with bigger precision.
1558 2008-10-22 Richard Guenther <rguenther@suse.de>
1560 * tree.def (COMPLEX_TYPE): Constrain element type.
1561 * tree.c (build_complex_type): Assert that.
1562 * tree-ssa-structalias.c (could_have_pointers): Complex types
1563 cannot have pointers.
1565 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1568 * c-typeck.c (convert_for_assignment): Do not give declaration's
1569 location for builtins. Spell out which type was expected and which
1572 2008-10-22 Nick Clifton <nickc@redhat.com>
1574 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1575 the fdpic register to be a target when running in fdpic mode.
1577 2008-10-22 Rafael Espindola <espindola@google.com>
1579 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1580 newly created statements.
1582 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1585 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1586 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1587 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1589 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1592 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1593 Adjust -mcmodel=medium description for 2005-07-31 changes.
1595 2008-10-22 Jan Hubicka <jh@suse.cz>
1596 Jakub Jelinek <jakub@redhat.com>
1599 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1601 2008-10-21 Richard Henderson <rth@redhat.com>
1604 * emit-rtl.c (get_spill_slot_decl): Export.
1605 * emit-rtl.h (get_spill_slot_decl): Declare.
1606 * var-tracking.c (vt_add_function_parameters): Relax assertion
1607 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1609 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1611 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1612 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1615 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1618 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1619 processed by get_maxval_strlen.
1621 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1624 * tree.c (get_file_function_name): Copy first_global_object_name.
1625 Centralize call to clean_symbol_name.
1627 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1629 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1630 * config/svr4.h (SVR4_ASM_SPEC): New.
1631 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1632 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1634 * doc/invoke.texi (Option Summary): Add -T to linker options.
1635 (Link Options): Document -T.
1637 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1639 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1642 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1645 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1647 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1649 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1652 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1654 * doc/install.texi: Fix typos in previous patch.
1656 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1658 * doc/install.texi: Document in-tree building of gcc and mpfr.
1660 2008-10-19 Richard Guenther <rguenther@suse.de>
1662 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1664 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1667 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1668 (build_enumerator): Convert enumerators that fit in integer to
1671 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/i386.md (unnamed peephole2): Do not force memory
1674 operands of arith or logical instructions into registers for
1675 non-TARGET_READ_MODIFY targets.
1677 (ffs_cmove): Change operand 0 predicate to register_operand.
1678 Change operand 1 predicate to nonimmediate_operand.
1680 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1682 2008-10-18 Richard Guenther <rguenther@suse.de>
1684 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1685 VIEW_CONVERT_EXPR case against invalid gimple.
1687 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1689 * c-parser.c (c_parser_binary_expression): Silence the
1690 uninitialized variable warning emitted for binary_loc.
1692 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1694 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1697 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1700 * c-typeck.c (build_unary_op): Use omit_one_operand for
1701 IMAGPART_EXPR of real argument.
1703 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1705 PR tree-optimization/37664
1706 * fold-const.c (fold_binary): When optimizing comparison with
1707 highest or lowest type's value, don't consider TREE_OVERFLOW.
1709 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1712 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1713 * coverage.c: Include tm_p.h.
1714 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1715 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1716 dollar signs from PREFIX.
1717 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1718 instead of manual strip_name_encoding.
1720 2008-10-16 Richard Guenther <rguenther@suse.de>
1723 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1724 volatile qualified functions or methods as relevant.
1726 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1728 PR tree-optimization/37525
1729 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1730 sizetype unsigned constants, both in the case of C and bounds.
1732 2008-10-15 Jan Hubicka <jh@suse.cz>
1734 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1736 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1739 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1740 HARD_REGNO_CALL_PART_CLOBBERED.
1742 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1745 * ira-lives.c (mark_early_clobbers): Remove.
1746 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1747 check_and_make_def_conflicts,
1748 make_early_clobber_and_input_conflicts,
1749 mark_hard_reg_early_clobbers): New functions.
1750 (process_bb_node_lives): Call
1751 make_early_clobber_and_input_conflicts and
1752 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1754 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1755 early clobbers of pseudo-registers.
1757 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1760 * ira-build.c (ira_flattening): Recalculate
1761 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1762 from the scratch instead of the propagation.
1764 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1766 * doc/rtl.texi (const_double): Remove the "addr" operand.
1767 Describe CONST_DOUBLE_* macros under const_double rather
1769 (const_fixed): Fix the operand description.
1770 (const): Add an @findex directive.
1771 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1772 after the constant rtl table.
1773 (fix): Combine floating-point and fixed-point descriptions.
1775 * sched-deps.c (sched_analyze_2): Remove reference to
1778 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1780 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1782 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1783 for UNSPEC_GOTSYM_OFFs.
1784 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1785 (add_GOT_to_pic_reg): Use it.
1786 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1788 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1789 Harsha Jagasia <harsha.jagasia@amd.com>
1791 PR tree-optimization/37485
1792 * graphite.c (gmp_cst_to_tree): Moved.
1793 (iv_stack_entry_is_constant): New.
1794 (iv_stack_entry_is_iv): New.
1795 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1796 (loop_iv_stack_insert_constant): New.
1797 (loop_iv_stack_pop): Use new datatpype.
1798 (loop_iv_stack_get_iv): Same.
1799 (loop_iv_stack_get_iv_from_name): Same.
1800 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1801 (loop_iv_stack_patch_for_consts): New.
1802 (loop_iv_stack_remove_constants): New.
1803 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1804 (translate_clast): Call loop_iv_stack_patch_for_consts and
1805 loop_iv_stack_remove_constants.
1806 (gloog): Use new datatype. Redirect construction edge to end
1807 block to avoid accidental deletion.
1808 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1810 (union iv_stack_entry_data): New. Data in iv stack entry.
1811 (struct iv_stack_entry): New. Datatype for iv stack entries.
1813 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1815 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1816 * graphite.c (free_scop): Same.
1817 (build_scops): Same.
1818 (free_scattering): New.
1819 (build_cloog_prog): Call free_scattering.
1820 (patch_phis_for_virtual_defs): Fix memleak.
1821 (graphite_trans_bb_strip_mine): Same.
1822 (limit_scops): Same.
1824 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1825 Harsha Jagasia <harsha.jagasia@amd.com>
1827 PR tree-optimization/37828
1828 * graphite.c (graphite_trans_loop_block): Do not loop block
1829 single nested loops.
1831 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1833 PR tree-optimization/37686
1834 * tree-loop-linear.c (linear_transform_loops): Build a
1835 loop nest vector. Pass it to lambda_compute_access_matrices.
1836 * tree-data-ref.h (struct access_matrix): Store the loop nest
1837 relative to which it encodes the information.
1838 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1839 (am_vector_index_for_loop): Reimplemented: iterate over the
1840 loop nest for finding the loop index in the access matrix.
1841 (lambda_compute_access_matrices): Update declaration.
1842 * lambda-code.c (build_access_matrix): Pass the loop nest and
1844 (lambda_compute_access_matrices): Same.
1846 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1848 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1849 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1850 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1851 already implies hard float. Also fix several insn condition
1852 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1854 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1857 Based on patches by Laurent Vivier.
1858 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1859 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1860 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1861 dollar sign to underscore.
1862 (ASM_OUTPUT_EXTERNAL): Same.
1863 (ASM_OUTPUT_LABELREF): New.
1864 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1866 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1867 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1868 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1869 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1871 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1873 PR tree-optimization/36881
1874 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1875 that each value doesn't need runtime relocations, for !flag_pic
1876 check that each value is just a valid initializer constant.
1878 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1880 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1881 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1882 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1883 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1885 (REG_CLASS_NAMES): Update accordingly.
1886 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1887 rather than an unpredictable descriptive string.
1888 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1889 (mips_register_move_cost): Check for specific COP*_REGS classes,
1890 instead of ALL_COP_AND_GR_REGS.
1891 (mips_ira_cover_classes): New function.
1892 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1893 (TARGET_IRA_COVER_CLASSES): Define.
1895 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1898 * tree.c (build_type_attribute_qual_variant): Hash on the
1899 unqualified type, and don't overwrite an existing
1900 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1901 allow distinguishing between wchar_t and its underlying type. This
1902 also means that we'll retain a little more typedef information.
1904 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1905 Dmitry Melnik <dm@ispras.ru>
1906 Dmitry Zhurikhin <zhur@ispras.ru>
1907 Alexander Monakov <amonakov@ispras.ru>
1908 Maxim Kuvyrkov <maxim@codesourcery.com>
1910 * target.h (struct gcc_target): Update prototypes of needs_block_p
1912 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1913 * sel-sched.c (create_speculation_check): Likewise.
1914 * doc/tm.texi: Provide documentation for new target hooks.
1916 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1917 (ia64_gen_spec_insn): Removed.
1918 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1919 ia64_gen_spec_check): New static functions.
1920 (ia64_alloc_sched_context, ia64_init_sched_context,
1921 ia64_set_sched_context, ia64_clear_sched_context,
1922 ia64_free_sched_context, ia64_get_insn_spec_ds,
1923 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1924 (ia64_needs_block_p): Change prototype.
1925 (ia64_gen_check): Rename to ia64_gen_spec_check.
1926 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1927 into declaration, add special memory dependencies handling.
1928 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1929 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1930 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1931 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1932 Define new target hooks.
1933 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1934 (ia64_optimization_options): Turn on selective scheduling with -O3,
1935 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1936 default with selective scheduling.
1937 (ia64_override_options): Initialize align_loops and align_functions
1938 to 32 and 64, respectively. Set global selective scheduling flags
1939 according to target-dependent flags.
1940 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1941 (group_barrier_needed): Use new mstop-bit-before-check flag.
1943 (dfa_state_size): Make global.
1944 (spec_check_no, max_uid): Remove.
1945 (mem_ops_in_group, current_cycle): New variables.
1946 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1947 Initialize new variables.
1948 (is_load_p, record_memory_reference): New functions.
1949 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1951 (ia64_variable_issue): Change use of current_sched_info to
1952 sched_deps_info. Update comment. Note if a load or a store is issued.
1953 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1954 advance if maximal number of loads or stores was issued on current
1956 (scheduled_good_insn): New static helper function.
1957 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1958 a group barrier is needed. Fix vertical spacing. Guard the code
1959 doing state transition with last_scheduled_insn check.
1960 Mark that a stop bit should be before current insn if there was a
1961 cycle advance. Update current_cycle and mem_ops_in_group.
1962 (ia64_h_i_d_extended): Change use of current_sched_info to
1963 sched_deps_info. Reallocate stops_p by larger chunks.
1964 (struct _ia64_sched_context): New structure.
1965 (ia64_sched_context_t): New typedef.
1966 (ia64_alloc_sched_context, ia64_init_sched_context,
1967 ia64_set_sched_context, ia64_clear_sched_context,
1968 ia64_free_sched_context): New static functions.
1969 (gen_func_t): New typedef.
1970 (get_spec_load_gen_function): New function.
1971 (SPEC_GEN_EXTEND_OFFSET): Declare.
1972 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1973 (get_mode_no_for_insn): Change the condition that prevents use of
1974 special hardware registers so it can now handle pseudos.
1975 (get_spec_unspec_code): New function.
1976 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1977 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1978 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1979 during selective scheduling.
1980 (ia64_speculate_insn): Use ds_get_speculation_types when
1981 determining whether we need to change the pattern.
1982 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1983 (ia64_spec_check_src_p): Support new speculation/check codes.
1984 (struct bundle_state): New field.
1985 (issue_nops_and_insn): Initialize it.
1986 (insert_bundle_state): Minimize mid-bundle stop bits.
1987 (important_for_bundling_p): New function.
1988 (get_next_important_insn): Use important_for_bundling_p.
1989 (bundling): When shifting TImode from unimportant insns, ignore
1990 also group barriers. Assert that best state is found before
1991 the backward bundling pass. Print number of mid-bundle stop bits.
1992 Minimize mid-bundle stop bits. Check correct calculation of
1993 mid-bundle stop bits.
1994 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1995 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1997 (sel2_run): New variable.
1998 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1999 selective scheduling pass instead of schedule_ebbs.
2001 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2002 (UNSPEC_LDS_A): New UNSPEC.
2003 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2004 movti_internal, movsf_internal, movdf_internal,
2005 movxf_internal): Make visible. Add speculable* attributes.
2006 (output_c_nc): New mode attribute.
2007 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2008 mov<mode>_nc, zero_extend<mode>di2_nc,
2009 advanced_load_check_nc_<mode>): New insns.
2010 (zero_extend*): Add speculable* attributes.
2012 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2013 (msched-stop-bits-after-every-cycle): Likewise.
2014 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2016 (msched-spec-verbose): Remove.
2017 (msched-prefer-non-data-spec-insns,
2018 msched-prefer-non-control-spec-insns,
2019 msched-count-spec-in-critical-path,
2020 msel-sched-dont-check-control-spec): Use Target Report Var
2021 instead of Common Report Var.
2023 * config/ia64/itanium2.md: Remove incorrect bypass.
2025 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2027 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2030 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2031 and -fhelp=separate.
2033 2008-10-14 Ben Elliston <bje@au.ibm.com>
2035 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2037 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2039 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2042 2008-10-13 Matthias Klose <doko@ubuntu.com>
2044 * config/pa/linux-atomic.c: Work around missing header file
2045 for hppa64-linux-gnu targets.
2047 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2048 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2049 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2050 Grace Cao <grace_cao@playstation.sony.com>
2052 * doc/invoke.texi (-mgen-cell-microcode): Document.
2053 (-mwarn-cell-microcode): Document.
2054 * cfglayout.c (locator_location): Export.
2055 * rtl.h (locator_location): Define prototype.
2056 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2058 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2059 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2060 (mwarn-cell-microcode): New option.
2061 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2062 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2063 cell and not already set.
2064 Turn off string instructions if not generating cell microcode.
2065 (rs6000_final_prescan_insn): New function that warns about microcoded
2067 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2068 * config/rs6000/rs6000.md
2069 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2070 the instruction would have been microcoded on the Cell. Set
2071 cell_micro to always on unnamed patterns for the string instructions.
2072 (cell_micro): Update definition, remove load/store conditional
2074 (sign_extend:DI): Define new pattern for non microcoded version.
2075 (sign_extend:SI): Likewise.
2076 (compare (div:P)): Set cell_micro to not.
2077 (andsi3): Define as an expand.
2078 (andsi3_mc): New pattern.
2079 (andsi3_nomc): New pattern.
2080 (andsi3_internal0_nomc): New pattern.
2081 (andsi3_internal2): Rename to ...
2082 (andsi3_internal2_mc): this and enable iff generating microcode.
2083 (andsi3_internal3): Rename to ...
2084 (andsi3_internal3_mc): this and enable iff generating microcode.
2085 (andsi3_internal4): Enable iif generating microcode.
2086 (andsi3_internal5): Rename to ..
2087 (andsi3_internal5_mc): this and enable iff generating microcode.
2088 (andsi3_internal5_nomc): New pattern.
2089 (extzvdi_internal1): Enable iff generating microcode.
2090 (extzvdi_internal2): Likewise.
2091 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2092 (anddi3): Change to expand.
2093 (anddi3_mc): Rename from anddi3.
2094 (anddi3_no_mc): New pattern.
2095 (anddi3_internal2): Rename to ..
2096 (anddi3_internal2_mc): this and enable iff generating microcode.
2097 (anddi3_internal2_nomc): New pattern.
2098 (anddi3_internal3): Rename to ..
2099 (anddi3_internal3_mc): this and enable iff generating microcode.
2100 (anddi3_internal3_nomc): New pattern.
2101 (movti_string): Set cell_micro to always if TARGET_STRING.
2102 (stmsi8): Set cell_micro to always.
2108 (stmsi8_power): Likewise.
2109 (stmsi7_power): Likewise.
2110 (stmsi6_power): Likewise.
2111 (stmsi5_power): Likewise.
2112 (stmsi4_power): Likewise.
2113 (stmsi3_power): Likewise.
2114 (movsi_update2): Enable iff generating microcode.
2115 (movhi_update3): Likewise.
2116 (lmw): Set cell_micro to always.
2118 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2120 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2121 * config/s390/s390.c (machine_function): Remove
2122 decomposed_literal_pool_addresses_ok_p.
2123 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2124 the difference of two labels.
2125 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2126 (s390_pool_offset): New function.
2127 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2128 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2130 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2132 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2133 (powerpc*-*-linux-gnu*): Describe.
2134 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2135 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2136 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2137 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2138 config/rs6000/e500crtres32gpr.asm,
2139 config/rs6000/e500crtres64gpr.asm,
2140 config/rs6000/e500crtres64gprctr.asm,
2141 config/rs6000/e500crtrest32gpr.asm,
2142 config/rs6000/e500crtrest64gpr.asm,
2143 config/rs6000/e500crtresx32gpr.asm,
2144 config/rs6000/e500crtresx64gpr.asm,
2145 config/rs6000/e500crtsav32gpr.asm,
2146 config/rs6000/e500crtsav64gpr.asm,
2147 config/rs6000/e500crtsav64gprctr.asm,
2148 config/rs6000/e500crtsavg32gpr.asm,
2149 config/rs6000/e500crtsavg64gpr.asm,
2150 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2151 * config/rs6000/crtsavres.asm: Really remove.
2153 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2156 * c-format.c (convert_format_name_to_system_name): Use
2157 TARGET_OVERRIDES_FORMAT_INIT.
2158 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2159 * config/i386/mingw.opt: New.
2160 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2161 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2162 (ms_printf_length_specs): Removed const specifier.
2163 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2164 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2166 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2168 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2169 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2171 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2174 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2175 sure that ref has valid bb.
2177 2008-10-12 Richard Henderson <rth@redhat.com>
2180 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2181 * alias.c (value_addr_p, stack_addr_p): Remove.
2182 (nonoverlapping_memrefs_p): Remove IRA special case.
2183 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2184 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2185 * reload1.c (alter_reg): Use it.
2187 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2189 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2190 of registers instead of eax, ebx, ecx and edx. Use for loop
2191 and check register for non-zero value before the call
2192 to decode_caches_intel.
2194 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2196 PR rtl-optimization/37448
2197 * df.h: (df_ref_class): New enum.
2198 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2199 (struct df_ref): Replaced with union df_ref_d.
2200 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2201 New members of df_ref_d union.
2202 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2203 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2204 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2205 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2206 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2207 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2208 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2209 (df_scan_bb_info, df_bb_regno_first_def_find,
2210 df_bb_regno_last_def_find, df_find_def, df_find_use,
2211 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2212 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2213 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2214 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2215 Replaced struct df_ref * with df_ref.
2216 * df-scan.c (df_collection_rec, df_null_ref_rec,
2217 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2218 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2219 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2220 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2221 df_reorganize_refs_by_reg_by_reg,
2222 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2223 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2224 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2225 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2226 df_bb_refs_record, df_exit_block_uses_collect,
2227 df_record_exit_block_uses, df_reg_chain_mark,
2228 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2229 df_ref * with df_ref.
2230 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2231 df_ref_class parameter.
2232 (df_scan_problem_data): Added new pools for different types of refs.
2233 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2234 df_ref_create_structure): Processed new ref pools.
2235 (df_scan_start_dump): Added counts of refs and insns.
2236 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2237 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2238 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2239 code to pass df_ref_class down to ref creation functions.
2240 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2241 df_reg_chain_mark): Use macros to hide references to df_refs.
2242 (df_ref_chain_change_bb): Removed.
2243 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2244 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2245 Enhanced to understand df_ref union structure.
2246 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2247 all_uses_available_at, update_df, try_fwprop_subst,
2248 forward_propagate_subreg, forward_propagate_and_simplify,
2249 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2250 df_ref * with df_ref.
2251 (use_killed_between, all_uses_available_at): Use macros to hide
2252 references to df_refs.
2253 * regstat.c (regstat_bb_compute_ri,
2254 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2256 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2257 see_handle_relevant_refs, see_analyze_one_def,
2258 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2259 struct df_ref * with df_ref.
2260 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2261 global_conflicts): Replaced struct df_ref * with df_ref.
2262 * ddg.c (create_ddg_dep_from_intra_loop_link,
2263 add_cross_iteration_register_deps, build_inter_loop_deps):
2264 Replaced struct df_ref * with df_ref.
2265 (create_ddg_dep_from_intra_loop_link,
2266 add_cross_iteration_register_deps): Use macros to hide references
2268 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2269 df_ref * with df_ref.
2270 * df-core.c (df_bb_regno_first_def_find,
2271 df_bb_regno_last_def_find, df_find_def, df_find_use,
2272 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2273 debug_df_ref): Replaced struct df_ref * with df_ref.
2274 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2275 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2277 * web.c (union_defs, entry_register, replace_ref, web_main):
2278 Replaced struct df_ref * with df_ref.
2279 (union_defs, replace_ref): Use macros to hide references to df_refs.
2280 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2281 Replaced struct df_ref * with df_ref.
2282 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2283 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2284 Replaced struct df_ref * with df_ref.
2285 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2286 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2288 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2289 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2290 df_compute_accessed_bytes_strict_low_part,
2291 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2292 Replaced struct df_ref * with df_ref.
2293 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2294 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2295 df_ref * with df_ref.
2296 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2297 check_dependency, check_dependencies, record_uses): Replaced
2298 struct df_ref * with df_ref.
2299 (invariant_for_use, check_dependency): Use macros to hide
2300 references to df_refs.
2301 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2302 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2303 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2304 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2305 references to df_refs.
2306 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2308 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2309 * df-problems.c (df_rd_bb_local_compute_process_def,
2310 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2311 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2312 df_chain_remove_problem, df_chain_create_bb_process_use,
2313 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2314 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2315 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2316 df_byte_lr_simulate_artificial_refs_at_top,
2317 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2318 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2319 df_simulate_uses, df_simulate_artificial_refs_at_end,
2320 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2322 (df_chain_dump): Use macros to hide references to df_refs.
2323 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2324 df_ref * with df_ref.
2325 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2326 mark_artificial_uses, mark_reg_dependencies,
2327 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2329 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2331 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2333 (array_ref_element_size): Likewise.
2334 (array_ref_low_bound): Likewise.
2335 (array_ref_up_bound): Likewise.
2336 * expr.c (contains_packed_reference): Likewise.
2337 (array_ref_element_size): Likewise.
2338 (array_ref_low_bound): Likewise.
2339 (array_ref_up_bound): Likewise.
2340 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2341 with ARRAY_RANGE_REF.
2342 (idx_find_step): Likewise.
2343 (idx_record_use): Likewise.
2344 (strip_offset_1): Likewise.
2345 (idx_remove_ssa_names): Likewise.
2347 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2348 Andi Kleen <ak@linux.intel.com>
2350 * config/i386/cpuid.h (__cpuid_count): New defines.
2351 * config/i386/driver-i386.c (struct cache_desc): New structure.
2352 (describe_cache): Use struct cache_desc to pass cache descriptions.
2353 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2354 (detect_caches_amd): Use struct cache_desc to describe caches.
2355 (decode_caches_intel): Use struct cache_desc to pass cache
2356 descriptions. Update descriptions to match latest (rev -032,
2357 December 2007) CPUID documentation. Do not check valid bit here.
2358 Check for Xeon MP value 0x49 problems.
2359 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2360 Check valid bit before calling decode_caches_intel. Detect number
2361 of times to repeat CPUID instruction.
2362 (detect_caches_cpuid4): New function.
2363 (detect_caches_intel): Depending on max_level, call
2364 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2365 only when other methods fail to provide valid L2 cache description.
2367 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2370 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2371 it to PIC call patterns.
2372 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2373 code generation and attributes from pattern. Change peephole2 to
2374 split for noreturn case. Revise split pattern for non noreturn case.
2375 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2376 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2377 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2380 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2382 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2383 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2385 (divdf3): Reformat long line.
2387 2008-10-11 Michael J. Eager <eager@eagercon.com>
2389 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2391 (rs6000_handle_option): Process -mfpu options.
2392 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2393 (enum fpu_type_t): New.
2394 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2395 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2397 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2398 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2399 * config/rs6000/rs6000.opt (-mfpu): New.
2400 (-mxilinx-fpu): New.
2401 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2402 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2403 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2404 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2405 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2407 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2410 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2411 LO_SUM on Darwin if mode has just one unit.
2413 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2416 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2417 has been optimized out.
2419 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2421 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2422 instead of PIC_DIRECT_ADDR_P.
2423 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2424 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2425 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2426 (PIC_OFFSET_P): Rename to...
2427 (PCREL_SYMOFF_P): ...this.
2428 (PIC_DIRECT_ADDR_P): Delete.
2429 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2431 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2432 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2433 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2434 * config/sh/sh.c (print_operand): Remove CONST handling.
2435 (unspec_caller_rtx_p): Rewrite to use split_const and check
2436 the operands of UNSPEC bases.
2437 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2438 with (unspec [A B] UNSPEC_SYMOFF).
2439 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2440 UNSPEC_PCREL_SYMOFF.
2441 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2442 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2443 (UNSPEC_EXTRACT_U16): Likewise.
2444 (UNSPEC_SYMOFF): Likewise.
2445 (UNSPEC_PCREL_SYMOFF): Likewise.
2446 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2448 (movsi_const_16bit): Likewise.
2449 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2450 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2451 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2452 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2453 with (unspec [A B] UNSPEC_SYMOFF).
2454 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2455 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2456 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2457 (Csu): Likewise UNSPEC_EXTRACT_U16.
2458 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2459 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2461 2008-10-10 Stepan Kasal <skasal@redhat.com>
2463 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2464 for loop strip mining and loop blocking.
2466 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2468 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2469 vary types depending on debug info.
2471 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2473 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2474 before ensuring it's already computed.
2476 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2478 * rtl.h (locator_eq): New decl.
2479 * cfglayout.c (locator_scope): New function.
2480 (insn_scope): Use it.
2481 (locator_eq): New function.
2482 (fixup_reorder_chain): Search for last insn in src bb
2483 that has locator set or first insn in dest bb. Use
2484 locator_eq instead of == to compare locators.
2485 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2486 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2487 == to compare locators.
2489 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2491 * gimple-low.c (lower_function_body, lower_gimple_return,
2492 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2493 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2494 goto_block on edges if goto_locus is known.
2497 * tree.h (get_object_alignment): Declare.
2498 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2499 get_object_alignment if needed.
2500 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2502 (get_object_alignment): ... here. New function. Try harder to
2503 determine alignment from get_inner_reference returned offset.
2505 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2507 * graphite.c (gloog): Don't call find_unreachable_blocks
2508 before delte_unreachable_blocks.
2510 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2511 goto_locus of true_edge into RTL locator.
2513 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2515 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2516 (*jcc_btdi_mask_rex64): Ditto.
2518 (*jcc_btsi_mask): Ditto.
2519 (*jcc_btsi_1): Ditto.
2520 (*jcc_btsi_mask_1): Ditto.
2522 2008-10-08 Paul Brook <paul@codesourcery.com>
2524 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2525 compatible profiler (__gnu_mcount_nc).
2526 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2528 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2530 * config/i386/i386.c (initial_ix86_tune_features): Add
2531 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2532 * config/i386/i386.h (ix86_tune_indices): Likewise.
2533 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2535 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2536 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2537 for FP to FP splitters.
2539 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2541 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2544 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2548 PR rtl-optimization/37341
2549 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2550 to ORIG_BB, pass through ORIG_BB recursively.
2551 (cse_condition_code_reg): Adjust caller.
2553 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2555 * sdbout.c (sdbout_one_type): Treat the value type
2556 CONST_DECL for enumerals.
2558 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2560 * config/i386/i386.md: Remove trailing white spaces.
2562 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2564 PR rtl-optimization/37448
2565 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2566 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2568 (struct output_info) [count]: Renamed total_created and made
2570 (struct output_info) [size]: Renamed total_allocated and made
2572 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2573 Properly keep track of desc->size.
2574 (print_statistics, dump_alloc_pool_statistics): Enhance the
2575 printing of statistics to print the number of elements and to use
2578 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2581 * opts.h (CL_SAVE): Move up to flags range.
2582 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2583 CL_COMMON): Renumber.
2584 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2585 * opts.c (common_handle_option): Revert last change.
2587 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2589 * config/i386/i386-protos.h (ix86_schedule): New.
2591 * config/i386/i386.c (ix86_schedule): New.
2592 (override_options): Add schedule to processor_alias_table. Set
2593 ix86_schedule from the schedule field in processor_alias_table.
2594 (ix86_function_specific_save): Save ix86_schedule.
2595 (ix86_function_specific_restore): Restore ix86_schedule.
2597 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2598 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2601 * config/i386/i386.opt: Add schedule.
2603 * config/i386/ppro.md: Remove generic32.
2605 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2608 * expr.c (count_type_elements): Handle ERROR_MARK.
2610 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2615 * basic-block.h (struct edge_def): Add goto_block field.
2616 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2617 one insn with locus corresponding to edge's goto_locus if !optimize.
2618 * profile.c (branch_prob): Copy edge's goto_block.
2619 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2621 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2622 locator in between the merged basic blocks if !optimize and needed.
2623 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2624 goto_locus into RTL locator. For unconditional jump use that
2625 locator for the jump insn.
2626 (expand_gimple_cond): Convert goto_block and goto_locus into
2627 RTL locator for all remaining edges. For unconditional jump
2628 use that locator for the jump insn.
2629 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2630 there is more than one edge or insn locator along the forwarding
2631 edges and !optimize. If there is just one, set e->goto_locus.
2632 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2634 (move_block_to_fn): Adjust edge's goto_block.
2636 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2639 * expmed.c (expand_mult): Properly check DImode constant in
2642 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2645 * dwarf2out.c (common_block_die_table): New variable.
2646 (common_block_die_table_hash, common_block_die_table_eq): New
2648 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2649 COMMON block in the current scope rather than globally. Optimize
2650 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2651 DW_OP_addr SYMBOL_REF+off.
2653 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2655 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2656 Return true for non-addressable GIMPLE operands.
2658 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2661 * config/i386/i386.c (initial_ix86_tune_features): Remove
2662 X86_TUNE_USE_BIT_TEST.
2663 * config/i386/i386.h (ix86_tune_indices): Likewise.
2664 (TARGET_USE_BIT_TEST): Removed.
2666 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2668 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2670 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2672 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2673 (mul<mode>3_mul3): ... into this new template.
2675 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2677 * gimplify.c (gimplify_arg): Add location argument. Use it.
2678 (gimplify_call_expr): Pass location to gimplify_arg.
2679 (gimplify_modify_expr_to_memcpy): Same.
2680 (gimplify_modify_expr_to_memset): Same.
2682 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2684 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2685 Update calls to build_unary_op and build_indirect_ref for location
2688 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2691 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2692 * c-typeck.c (array_to_pointer_conversion): Pass location to
2694 (function_to_pointer_conversion): Use error_at and warning_at.
2695 (build_indirect_ref): Same.
2696 (build_array_ref): Pass location to build_binary_op.
2697 (parser_build_unary_op): Do not set location after calling
2699 (build_unary_op): Add location argument. Use it throughout. Set
2700 EXPR_LOCATION before returning new tree.
2701 (build_modify_expr): Same.
2702 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2704 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2705 build_indirect_ref, build_modify_expr.
2706 (c_finish_omp_for): Same. Use error_at instead of error.
2707 * c-common.c (c_common_truthvalue_conversion): Pass location to
2709 (warn_for_div_by_zero): Add location argument.
2710 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2711 build_unary_op, warn_for_div_by_zero.
2712 * c-parser.c (c_parser_typeof_specifier): Use
2713 protected_set_expr_location.
2714 (c_parser_statement_after_labels): Same.
2715 (c_parser_condition): Same.
2716 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2717 (c_parser_conditional_expression): Use protected_set_expr_location.
2718 (c_parser_unary_expression): Pass location to build_indirect_ref.
2719 (c_parser_postfix_expression_after_primary): Pass location to
2720 build_indirect_ref, build_unary_op.
2721 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2723 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2725 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2726 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2727 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2729 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2730 (mips_issue_rate): Handle PROCESSOR_R10000.
2731 * config/mips/mips.md (cpu): Add r10000.
2733 * config/mips/10000.md: New file.
2735 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2737 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2738 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2739 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2741 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2743 * config/darwin-protos.h (machopic_function_base_name): Delete.
2744 (machopic_function_base_sym): Likewise.
2745 (machopic_gen_offset): Declare.
2746 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2747 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2748 * config/darwin.c (machopic_function_base_name): Delete.
2749 (machopic_function_base_sym): Likewise.
2750 (gen_pic_offset): Rename to...
2751 (machopic_gen_offset): ...this and remove the pic_base argument.
2752 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2753 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2754 crtl->uses_pic_offset_table.
2755 (machopic_indirect_data_reference): Use new machopic_gen_offset
2757 (machopic_legitimize_pic_address): Likewise.
2758 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2760 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2761 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2762 * config/i386/i386.c (output_set_got): Likewise.
2763 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2765 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2766 (legitimate_address_p): Likewise.
2767 (output_pic_addr_const): Likewise.
2768 (output_addr_const_extra): Likewise.
2769 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2770 match an UNSPEC rather than a MINUS.
2771 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2772 (builtin_setjmp_receiver): Use machopic_gen_offset.
2773 * config/i386/predicates.md (pic_symbolic_operand): Handle
2774 UNSPEC_MACHOPIC_OFFSET.
2776 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2777 Use machopic_gen_offset and machopic_operand_p.
2778 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2779 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2780 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2781 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2782 Set crtl->uses_pic_offset_table.
2784 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2786 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2788 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2789 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2790 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2791 (constant_pool_expr_p): Use split_const and check the base.
2792 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2794 (legitimate_constant_pool_address_p): Check toc_relative_p
2795 instead of constant_pool_expr_p.
2796 (print_operand_address): Always use output_addr_const for
2797 constant pool addresses.
2798 (rs6000_output_addr_const_extra): New function.
2799 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2801 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2805 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2806 (mark_ref_live, mark_ref_dead): Use them.
2807 (def_conflicts_with_inputs_p): Remove.
2808 (mark_early_clobbers): New function.
2809 (process_bb_node_lives): Call preprocess_constraints and
2810 mark_early_clobbers.
2812 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2814 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2816 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2817 lib with -mthread switch.
2819 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2822 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2823 function in two, making it call a new and reusable
2824 dwarf2out_imported_module_or_decl() that takes the containing
2825 BLOCK of the declaration in argument.
2826 (dwarf2out_imported_module_or_decl_real): New function.
2827 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2828 IMPORTED_DECL in account.
2829 * tree.def: Added IMPORTED_DECL node type.
2830 * tree.h: Added accessors for IMPORTED_DECL nodes.
2831 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2833 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2835 * doc/gimple.texi: Fix some typos, wrap some long lines,
2836 fix some broken wraps with continuations.
2837 * tree-ssa-reassoc.c: Fix comment typos.
2839 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2842 * pa.c (legitimize_pic_address): Force function labels to memory in
2845 2008-10-04 Anton Blanchard <anton@samba.org>
2847 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2848 (rs6000_split_atomic_op): Same.
2849 (rs6000_split_compare_and_swap): Same.
2850 (rs6000_split_compare_and_swapqhi): Same.
2852 2008-10-04 Richard Guenther <rguenther@suse.de>
2854 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2855 instead of pointer equality.
2856 (vn_nary_op_eq): Likewise.
2858 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2860 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2862 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2863 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2865 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2867 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2868 Revert previous change.
2870 2008-10-03 Tom Tromey <tromey@redhat.com>
2872 * stringpool.c (ggc_alloc_string): Terminate string.
2874 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2876 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2877 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2878 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2881 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2884 2008-10-03 Pascal Obry <obry@adacore.com>
2886 * gcov.c (create_file_names): Properly handle UNIX and DOS
2887 directory separators.
2888 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2889 separator to '~' to ensure clean filenames on Windows.
2891 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2893 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2894 Add a null terminator to the stripped name.
2896 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2898 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2899 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2900 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2901 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2902 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2903 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2904 TARGET_SINGLE_FLOAT.
2906 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2908 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2910 2008-10-02 Richard Guenther <rguenther@suse.de>
2913 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2914 and VECTOR_TYPE recurse with useless_type_conversion_p which
2915 properly handles void pointer conversion.
2917 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2920 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2921 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2923 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2925 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2926 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2927 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2928 they translate to non builtins.
2929 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2930 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2931 __builtin_vec_promote, __builtin_vec_extract, and
2932 __builtin_vec_insert.
2933 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2934 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2935 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2936 * config/rs6000/altivec.h (vec_extract): Define
2937 (vec_insert): Define.
2938 (vec_splats): Define.
2939 (vec_promote): Define.
2941 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2942 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2943 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2945 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2947 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2948 prototype. Add new parameter, blk.
2949 Use BLKmode for the MEM if blk is true.
2950 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2951 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2952 ALTIVEC_BUILTIN_STVRXL.
2953 Update usage of altivec_expand_lv_builtin.
2954 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2955 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2956 (altivec_init_builtins): If compiling for the Cell, also define the
2958 * config/rs6000/rs6000.h (rs6000_builtins): Define
2959 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2960 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2961 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2962 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2963 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2964 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2965 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2966 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2967 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2968 UNSPEC_STVRX, and UNSPEC_STVRXL.
2969 (altivec_lvlx): New pattern.
2970 (altivec_lvlxl): New pattern.
2971 (altivec_lvrx): New pattern.
2972 (altivec_lvrxl): New pattern.
2973 (altivec_stvlx): New pattern.
2974 (altivec_stvlxl): New pattern.
2975 (altivec_stvrx): New pattern.
2976 (altivec_stvrxl): New pattern.
2977 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2978 (vec_lvlxl): Likewise.
2979 (vec_lvrx): Define if PPU is defined.
2980 (vec_lvrxl): Likewise.
2981 (vec_stvlx): Define if PPU is defined.
2982 (vec_stvlxl): Likewise.
2983 (vec_stvrx): Define if PPU is defined.
2984 (vec_stvrxl): Likewise.
2986 2008-10-01 Geert Bosch <bosch@adacore.com>
2988 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2990 2008-10-01 Richard Guenther <rguenther@suse.de>
2992 PR tree-optimization/37617
2993 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2994 do not add to the NEW_SETS.
2996 2008-10-01 Richard Guenther <rguenther@suse.de>
2999 * tree-vrp.c (execute_vrp): If we optimized away the default
3000 case make sure to promote the label that got in place of it
3001 to a default case label.
3003 2008-10-01 Richard Henderson <rth@redhat.com>
3006 * tree-complex.c (set_component_ssa_name): Don't optimize
3007 is_gimple_min_invariant values with ssa_names in abnormal phis.
3009 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3011 PR tree-optimization/37662
3012 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3013 commutative binary operation if they are in the wrong order and
3014 fold_build2 produces non-GIMPLE.
3016 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3018 PR tree-optimization/37662
3019 PR tree-optimization/37663
3020 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3021 get_value_range with non-SSA_NAME. Don't assert operands have been
3022 folded, instead just bail out.
3024 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3026 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3028 2008-09-30 Richard Guenther <rguenther@suse.de>
3031 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3032 build restrict-qualified pointers.
3033 (vectorizable_store): Move alias check later.
3034 (vectorizable_load): Likewise.
3036 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3038 * c-common.c (empty_if_body_warning): Remove.
3039 * c-common.h (empty_if_body_warning): Remove.
3040 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3041 here the -Wempty-body warning for `if' and `else' statements.
3042 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3044 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3046 * config/i386/i386.opt: Add msse2avx.
3048 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3049 * config/i386/linux64.h (ASM_SPEC): Likewise.
3051 * doc/invoke.texi: Document -msse2avx.
3053 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3055 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3057 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3059 * ifcvt.c (noce_emit_store_flag): If using condition from original
3060 jump, reverse it if if_info->cond was reversed.
3062 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3064 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3065 non-constant memory if it cannot be forced to constant memory.
3066 Overhaul surrounding code and factor out common condition.
3068 2008-09-29 Jeff Law <law@redhat.com>
3070 * reload1.c (alter_reg): Add missing curly braces.
3072 2008-09-29 Michael J. Eager <eager@eagercon.com>
3074 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3076 * config/rs6000/rs6000.c (rs6000_override_options): Move
3077 rs6000_init_hard_regno_mode_ok after all options changed.
3078 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3079 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3080 -msimple-fpu flags. Add warning messages if single FP not configured.
3081 (rs6000_file_start): Output gnu_attribute for single-float.
3082 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3083 (rs6000_legitimize_address): Likewise.
3084 (rs6000_legitimize_reload_address): Likewise.
3085 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3086 TARGET_SINGLE_FLOAT.
3087 (function_arg_advance): Likewise (partial conversion).
3088 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3089 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3090 TARGET_SINGLE_FLOAT.
3091 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3092 (rs6000_emit_prologue): Likewise.
3093 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3094 TARGET_SINGLE_FLOAT.
3095 (rs6000_libcall_value): Likewise.
3096 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3097 (TARGET_DOUBLE_FLOAT): New default to 1
3098 (TARGET_SIMPLE_FPU): New default to 0
3099 (TARGET_SINGLE_FPU): New default to 0
3100 (TARGET_SINGLE_FLOAT_MODE): New.
3101 (TARGET_DOUBLE_FLOAT_MODE): New.
3102 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3103 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3105 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3106 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3107 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3108 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3109 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3110 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3111 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3112 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3113 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3114 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3115 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3116 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3117 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3118 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3119 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3120 cmptf_internal1, *cmptf_internal2): Condition on
3121 TARGET_DOUBLE_FLOAT.
3122 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3123 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3124 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3125 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3126 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3127 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3128 TARGET_SINGLE_FLOAT.
3129 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3130 * config/rs6000/rs6000.opt (-msingle-float): New.
3131 (-mdouble-float): New.
3132 (-msimple-fpu): New.
3133 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3134 -msingle-float, -mdouble-float, -msimple-fpu options.
3135 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3136 _SOFT_DOUBLE for -msingle-float.
3137 * config.gcc: New config for target=powerpc-xilinx-eabi.
3139 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3141 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3142 have exit and entry.
3143 (new_scop): Take entry and exit edge to define new SCoP.
3144 (sd_region_p): New structure used during SCoP detection.
3145 (move_scops): Delete.
3146 (move_sd_regions): New.
3147 (scopdet_info): Change the definition from edges back to basic_blocks.
3148 (scopdet_edge_info): Work on basic_blocks and rename to
3149 scopdet_basic_block_info.
3150 (split_difficult_bb): At the moment removed. We should later
3151 add it at another place.
3152 (build_scops_1): Work on basic_blocks.
3153 (bb_in_sd_region): New.
3154 (find_single_entry_edge): New.
3155 (find_single_exit_edge): New.
3156 (create_single_entry_edge): New.
3157 (sd_region_without_exit): New.
3158 (create_single_exit_edge): New.
3159 (unmark_exit_edges): New.
3160 (mark_exit_edges): New.
3161 (create_sese_edges): New.
3162 (build_graphite_scops): New.
3163 (build_scops): Make SCoPs SESE.
3164 (limit_scops): Use the new functions.
3166 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3168 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3170 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3173 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3174 address to a register before taking the lower part.
3176 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3178 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3181 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3182 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3185 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3186 the newly created variable.
3187 Create a VECTOR_CST of all 1s for vector types.
3189 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3192 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3194 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3196 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3197 order to convert between modes.
3198 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3200 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3202 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3205 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3208 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3212 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3214 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3215 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3216 them to yield false with MIPS16.
3218 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3221 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3222 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3223 mem_loc_descriptor failed. Accept UNSPEC.
3224 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3225 fail if one of the loc_descriptor calls for pieces failed.
3226 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3227 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3228 if loc_descriptor_from_tree_1 on offset failed.
3231 * opts.c (common_handle_option): Don't call print_specific_help with
3232 CL_SAVE as first argument.
3234 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3235 Steve Ellcey <sje@cup.hp.com>
3237 * configure: Regenerate for new libtool.
3238 * aclocal.m4: Ditto.
3240 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3242 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3243 alias set on MEM when saving stack pointer.
3244 * config/rs6000/rs6000.md (allocate_stack): Likewise
3246 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3248 PR tree-optimization/37574
3249 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3250 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3251 instead of vector_type for constants. Take computation out of loop.
3252 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3253 and use only vector_type for invariant case.
3254 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3256 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3259 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3260 the decl is a VAR_DECL or FUNCTION_DECL.
3262 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3265 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3266 (mark_ref_live, mark_ref_dead): Use them.
3267 (def_conflicts_with_inputs_p): Remove.
3268 (mark_early_clobbers): New function.
3269 (process_bb_node_lives): Call preprocess_constraints and
3270 mark_early_clobbers.
3272 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3274 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3277 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3278 (ira_compress_allocno_live_ranges): New prototype.
3280 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3281 (coalesced_allocnos_living_at_program_points): New.
3282 (coalesced_allocnos_live_at_points_p,
3283 set_coalesced_allocnos_live_points): New functions.
3284 (coalesce_spill_slots): Rewrite.
3286 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3287 ira_compress_allocno_live_ranges): New functions.
3289 * ira-build.c (ira_flattening): Call
3290 ira_compress_allocno_live_ranges.
3293 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3295 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3298 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3300 * combine.c (make_compound_operation): Handle the 'E' format.
3301 (count_rtxs): Likewise.
3302 (update_table_tick): Likewise.
3303 (get_last_value_validate): Likewise.
3305 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3307 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3309 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3311 * matrix-reorg.c (transform_allocation_sites): Initializers
3312 added to avoid the warning.
3314 2008-09-25 Martin Jambor <mjambor@suse.cz>
3316 * cgraph.c (free_nodes): New variable.
3317 (NEXT_FREE_NODE): New macro.
3318 (cgraph_create_node): Reuse nodes from the free list. Do not
3319 update uid if doing so.
3320 (cgraph_remove_node): Add the node to the free list.
3322 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3324 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3326 2008-09-24 Richard Henderson <rth@redhat.com>
3328 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3329 * unwind-dw2.c (execute_stack_op): Handle it.
3331 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3334 2008-09-24 Michael J. Eager <eager@eagercon.com>
3336 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3338 * c-common.c (fname_decl): New location argument.
3339 * c-common.h (fname_decl): Same.
3340 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3342 (c_parser_typeof_specifier): Same.
3343 (c_parser_parms_list_declarator): Same.
3344 (c_parser_asm_string_literal): Same.
3345 (c_parser_compound_statement_nostart): Same.
3346 (c_parser_label): Same.
3347 (c_parser_do_statement): Same.
3348 (c_parser_asm_statement): Same.
3349 (c_parser_unary_expression): Same.
3350 (c_parser_sizeof_expression): Same.
3351 (c_parser_postfix_expression): Same.
3352 (c_parser_pragma): Same.
3353 (c_parser_omp_clause_collapse): Same.
3354 (c_parser_omp_clause_num_threads): Same.
3355 (c_parser_omp_clause_schedule): Same.
3356 (c_parser_omp_all_clauses): Same.
3357 (c_parser_omp_sections_scope): Same.
3358 (c_parser_omp_for_loop): Same. Pass condition's location to
3359 c_objc_common_truthvalue_conversion.
3360 (c_parser_enum_specifier): Remove comment.
3362 2008-09-24 Michael J. Eager <eager@eagercon.com>
3364 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3366 * config/rs6000/rs6000.c (rs6000_override_options): Move
3367 rs6000_init_hard_regno_mode_ok after all options changed.
3368 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3369 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3370 -msimple-fpu flags. Add warning messages if single FP not configured.
3371 (rs6000_file_start): Output gnu_attribute for single-float.
3372 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3373 (rs6000_legitimize_address): Likewise.
3374 (rs6000_legitimize_reload_address): Likewise.
3375 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3376 TARGET_SINGLE_FLOAT.
3377 (function_arg_advance): Likewise.
3378 (function_arg): Likewise.
3379 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3380 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3381 TARGET_SINGLE_FLOAT.
3382 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3383 (rs6000_emit_prologue): Likewise.
3384 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3385 TARGET_SINGLE_FLOAT.
3386 (rs6000_libcall_value): Likewise.
3387 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3388 (TARGET_DOUBLE_FLOAT): New default to 1
3389 (TARGET_SIMPLE_FPU): New default to 0
3390 (TARGET_SINGLE_FPU): New default to 0
3391 (TARGET_SINGLE_FLOAT_MODE): New.
3392 (TARGET_DOUBLE_FLOAT_MODE): New.
3393 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3394 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3396 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3397 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3398 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3399 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3400 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3401 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3402 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3403 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3404 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3405 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3406 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3407 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3408 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3409 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3410 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3411 cmptf_internal1, *cmptf_internal2): Condition on
3412 TARGET_DOUBLE_FLOAT.
3413 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3414 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3415 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3416 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3417 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3418 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3419 TARGET_SINGLE_FLOAT.
3420 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3421 * config/rs6000/rs6000.opt (-msingle-float): New.
3422 (-mdouble-float): New.
3423 (-msimple-fpu): New.
3424 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3425 -msingle-float, -mdouble-float, -msimple-fpu options.
3426 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3427 _SOFT_DOUBLE for -msingle-float.
3428 * config.gcc: New config for target=powerpc-xilinx-eabi.
3430 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3432 * config/sparc/constraints.md: New file.
3433 * config/sparc/sparc.md: Include it.
3434 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3435 (sparc_extra_constraint_check): Delete.
3436 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3437 (memory_ok_for_ldd): New predicate.
3438 (sparc_extra_constraint_check): Delete.
3439 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3440 (CONST_OK_FOR_LETTER_P): Likewise.
3441 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3442 (EXTRA_CONSTRAINT): Likewise.
3444 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3446 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3448 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3450 * alias.c (find_base_value): Use FIND_BASE_TERM.
3451 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3453 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3455 * config/i386/i386.c: Include cselib.h.
3456 (ix86_pic_register_p): New function.
3457 (ix86_delegitimize_address): Use it to check for the PIC register.
3459 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3461 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3462 * config/i386/i386.c (ix86_find_base_term): Don't check for
3463 SYMBOL_REF and LABEL_REF.
3465 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3467 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3468 constant PLUS in a CONST.
3470 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3472 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3473 check for sibcall support for w64.
3475 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3477 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3479 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3481 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3482 parser_build_binary_op.
3483 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3484 * c-typeck.c (build_array_ref): Same.
3485 (parser_build_unary_op): New location argument.
3486 (pointer_diff): Pass location to build_binary_op,
3487 c_objc_common_truthvalue_conversion.
3488 (build_modify_expr): Same.
3489 (build_unary_op): New location argument.
3490 (build_binary_op): New location argument.
3491 (c_objc_common_truthvalue_conversion): Pass location to
3492 c_*common_truthvalue_conversion.
3493 * c-convert.c (convert): Same.
3494 * c-common.c (binary_op_error): New location argument.
3495 (pointer_int_sum): Pass location to build_binary_op.
3496 (c_common_truthvalue_conversion): New location argument.
3497 (warn_for_sign_compare): Same.
3498 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3499 binary_op_error, build_binary_op, warn_for_sign_compare.
3500 * c-parser.c (c_parser_condition): Pass location to
3501 c_*common_truthvalue_conversion.
3502 (c_parser_conditional_expression): Save condition's location and pass
3504 (c_parser_binary_expression): Same, but for the binary operator's
3506 (c_parser_omp_for_loop): Pass location to
3507 c_objc_common_truthvalue_conversion.
3509 2008-09-23 Martin Jambor <mjambor@suse.cz>
3511 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3512 (cgraph_node_remove_callees): New temporary f. Hold the next item
3514 (cgraph_node_remove_callers): Likewise.
3516 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3517 (ipa_node_removal_hook): Likewise.
3519 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3520 gimple_call_copy_skip_args and moved to the gimple_call section.
3521 * gimple.c (gimple_copy_call_skip_args): Renamed to
3522 gimple_call_copy_skip_args. Changed al users.
3524 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3526 * ira-color.c (start_allocno_priorities): Rename to
3527 setup_allocno_priorities. Use costs and
3528 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3529 range lengths. Get rid off doubles.
3530 (ira_fast_allocations): Call start_allocno_priorities.
3532 2008-09-22 David Daney <ddaney@avtrex.com>
3535 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3536 register if TARGET_LONG_CALLS.
3538 2008-09-22 Richard Guenther <rguenther@suse.de>
3540 PR tree-optimization/37145
3541 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3542 value-numbering union accesses with their offset and size only.
3543 (visit_reference_op_load): Fix simplification of inserted conversions.
3544 * tree-ssa-pre.c (find_or_generate_expression): Do not
3545 recursively generate expressions if running FRE.
3547 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3549 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3550 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3553 2008-09-22 Richard Guenther <rguenther@suse.de>
3555 PR tree-optimization/37145
3556 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3557 (phi_translate_1): Constant fold references.
3559 2008-09-22 Ira Rosen <irar@il.ibm.com>
3561 PR tree-optimization/37482
3562 * tree-vectorizer.h (struct _slp_instance): Add new field.
3563 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3564 (get_earlier_stmt): New function.
3565 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3567 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3568 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3569 asserts that GSI points to the scalar statement being vectorized.
3570 Set new statement location according to GSI.
3571 (vect_schedule_slp_instance): Use GSI of
3572 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3574 2008-09-21 Jan Hubicka <jh@suse.cz>
3576 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3577 (ipcp_insert_stage): Update dead_nodes bitmap.
3579 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3582 * config/i386/t-cygming (SHLIB_LC): Remove.
3583 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3584 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3586 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3590 * final.c (mark_symbol_ref_as_used): New helper function.
3591 (output_operand): Instead of just looking inside MEMs for
3592 SYMBOL_REFs, use new helper function and for_each_rtx.
3593 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3594 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3595 Make head comment more general.
3596 * config/darwin.c (machopic_output_indirection): Handle weak
3597 references here, like in assemble_external.
3599 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3601 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3602 (sparc_emit_float_lib_cmp): Change return type.
3603 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3604 (gen_compare_operator): New function.
3605 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3606 the comparison sequence. Minor tweaks.
3607 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3608 that the final operator and the result of sparc_emit_float_lib_cmp
3609 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3610 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3611 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3612 result of sparc_emit_float_lib_cmp match for software TFmode.
3613 (movqicc, movhicc, movsicc, movdicc): Merge into...
3614 (mov<I:mode>cc): ...this.
3615 (movsfcc, movdfcc, movtfcc): Merge into...
3616 (mov<F:mode>cc): ...this.
3617 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3619 (mov<I:mode>_cc_v9): ...this.
3620 (movdi_cc_sp64_trunc): Delete.
3621 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3622 movdi_cc_reg_sp64): Merge into...
3623 (mov<I:mode>_cc_reg_sp64): ...this.
3624 (movsf_cc_sp64): Rename into...
3625 (movsf_cc_v9): ...this.
3626 (movdf_cc_sp64): Rename into...
3627 (movdf_cc_v9): ...this.
3628 (movtf_cc_hq_sp64): Rename into...
3629 (movtf_cc_hq_v9): ...this.
3630 (movtf_cc_sp64): Rename into...
3631 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3633 2008-09-21 Diego Novillo <dnovillo@google.com>
3635 * doc/gccint.texi: Include generic.texi and gimple.texi.
3637 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3638 (GIMPLE): Move to gimple.texi.
3639 (Annotations): Remove references to to stmt_ann_t and
3641 (SSA Operands): Rename from 'Statement Operands'.
3642 * doc/generic.texi: New.
3643 * doc/gimple.texi: New.
3644 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3645 * Makefile.in (TEXI_GCCINT_FILES):
3646 * gimple.c (gimple_copy_call_skip_args): Rename from
3647 giple_copy_call_skip_args. Update all users.
3648 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3650 2008-09-21 Ira Rosen <irar@il.ibm.com>
3652 PR tree-optimization/37539
3653 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3654 statement in related statement field only for the first load of the
3655 group of loads with the same data reference.
3657 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3659 * config/mips/mips.h (TUNE_OCTEON): New macro.
3660 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3661 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3662 * config/mips/octeon.md: New file.
3663 * config/mips/mips.md: Include octeon.md. Restore
3664 semi-alphabetical order of include files.
3666 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3669 * config/i386/i386.md (*jcc_fused_1): Removed.
3670 (*jcc_fused_2): Likewise.
3671 (*jcc_fused_3): Likewise.
3672 (*jcc_fused_4): Likewise.
3674 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3676 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3677 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3678 * target.h (gcc_target): Add ira_cover_classes.
3679 * ira.c: Remove IRA_COVER_CLASSES guards.
3680 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3681 instead of IRA_COVER_CLASSES.
3682 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3683 (setup_class_translate): Likewise.
3684 (setup_reg_class_intersect_union): Likewise.
3685 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3686 test of targetm.ira_cover_classes.
3687 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3688 of IRA_COVER_CLASSES.
3689 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3690 (TARGET_INITIALIZER): Include it.
3691 * targhooks.h (default_ira_cover_classes): Declare.
3692 * targhooks.c (default_ira_cover_classes): New function.
3694 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3696 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3698 2008-09-19 Ian Lance Taylor <iant@google.com>
3700 * varasm.c (narrowing_initializer_constant_valid_p): Return
3701 NULL_TREE if ENDTYPE is not an integer.
3703 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3706 * tree-ssa.c (execute_update_addresses_taken): Also update
3707 DECL_GIMPLE_REG_P for vector and complex types.
3709 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3710 Jan Hubicka <jh@suse.cz>
3713 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3714 empty before freeing them.
3715 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3717 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3719 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3720 * config/xtensa/predicates.md (tls_symbol_operand): New.
3721 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3722 (TARGET_CANNOT_FORCE_MEM): Define.
3723 (xtensa_tls_symbol_p): New.
3724 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3725 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3726 (xtensa_tls_module_base): New.
3727 (xtensa_call_tls_desc): New.
3728 (xtensa_legitimize_tls_address): New.
3729 (xtensa_legitimize_address): Handle TLS symbols.
3730 (xtensa_tls_referenced_p_1): New.
3731 (xtensa_tls_referenced_p): New.
3732 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3734 (XTENSA_BUILTIN_THREAD_POINTER): New.
3735 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3736 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3737 builtin. Add declarations for __builtin_thread_pointer and
3738 __builtin_set_thread_pointer.
3739 (xtensa_fold_builtin): Recognize new builtins.
3740 (xtensa_expand_builtin): Expand new builtins.
3741 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3742 (TARGET_THREADPTR): Define.
3743 (HAVE_AS_TLS): Define default value.
3744 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3745 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3746 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3747 (UNSPECV_SET_TP): New.
3748 (sym_TPOFF, sym_DTPOFF): New.
3749 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3750 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3751 * configure: Regenerated.
3753 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3756 * config/ia64/ia64.c (ia64_optimization_options): Move
3757 checking and setting flag_schedule_insns_after_reload and
3758 ia64_flag_schedule_insns2 back to ...
3759 (ia64_override_options): Here.
3761 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3764 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3765 zero extend count after the correction to it is done.
3766 (doloop_optimize): Update call to doloop_modify, don't zero extend
3769 2008-09-18 Martin Jambor <mjambor@suse.cz>
3771 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3773 * ipa-prop.c: Correct comments.
3774 * ipa-prop.h: Likewise.
3776 2008-09-18 Jan Hubicka <jh@suse.cz>
3779 * ipa-reference.c (ipa_reference_local_vars_info_d,
3780 ipa_reference_global_vars_info_d,
3781 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3782 ipa_reference_vars_info_t): Move here from ipa-reference.h
3783 (node_duplication_hook_holder, node_removal_hook_holder): New.
3784 (get_reference_vars_info_from_cgraph): Rename to ...
3785 (get_reference_vars_info): ... this one, use cgraph uids.
3786 (get_local_reference_vars_info, get_global_reference_vars_info):
3787 Use cgraph instead of decl.
3788 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3790 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3791 ipa_reference_get_written_global,
3792 ipa_reference_get_not_written_global): Use cgraph argument.
3793 (check_call): Simplify avail check.
3794 (scan_stmt_for_static_refs): Update.
3795 (propagate_bits): Update.
3796 (merge_callee_local_info): Remove.
3797 (init_function_info): Use cgraph nodes.
3798 (clean_function_local_data): Break out from ...
3799 (clean_function): ... here.
3800 (copy_local_bitmap, copy_global_bitmap): New functions.
3801 (duplicate_node_data, remove_node_data): New functions.
3802 (generate_summary): Register hooks; use visibility instead of
3804 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3805 * ipa-reference.h (ipa_reference_local_vars_info_d,
3806 ipa_reference_global_vars_info_d,
3807 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3808 ipa_reference_vars_info_t): Move to ipa-reference.c
3809 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3811 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3812 ipa_reference_get_not_read_global,
3813 ipa_reference_get_not_written_global): Update prototype.
3814 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3815 (init_state): Remove.
3816 (node_duplication_hook_holder, node_removal_hook_holder): New.
3817 (get_function_state, set_function_state): Use VECtor.
3818 (analyze_function): Check body availability.
3819 (add_new_function): Likewise.
3820 (duplicate_node_data, remove_node_data): New.
3821 (generate_summary): Register hooks; do not care about clones.
3822 (propafate): Do not care about clones; recursive functions are
3824 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3825 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3826 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3828 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3829 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3830 Update call of ipa-reference accesors.
3832 2008-09-18 Simon Baldwin <simonb@google.com>
3834 * c-opts.c (c_common_handle_option): Add handling for
3835 -Wbuiltin-macro-redefined command line option.
3836 * c.opt: Added builtin-macro-redefined option.
3837 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3840 2008-09-18 Richard Guenther <rguenther@suse.de>
3842 PR tree-optimization/37258
3843 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3844 and signedness for integral types.
3845 (vn_phi_eq): Require compatible types.
3847 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3850 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3851 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3853 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3854 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3855 ggc_free other TREE_LIST nodes from that chain.
3856 * function.c (instantiate_decls): Instantiate also DECL_RTL
3857 of vars in cfun->local_decls, free that list afterwards.
3859 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3861 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3862 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3864 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3866 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3867 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3869 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3871 PR tree-optimization/37102
3872 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3873 from a node. Check to see if another PHI is dead.
3874 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3875 remove real PHIs which have no uses.
3876 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3878 2008-09-18 Richard Guenther <rguenther@suse.de>
3881 * tree-cfg.c (remove_useless_stmts_1): Remove
3882 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3884 2008-09-18 Nick Clifton <nickc@redhat.com>
3886 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3887 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3888 to frv_secondary_reload_class.
3889 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3890 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3891 (frv_secondary_reload_class): Omit unused parameter.
3892 (frv_secondary_reload): New function. Handle the case when
3893 secondary_reload_class() is called before the reload_(in|out)
3894 _optabs have been initialised.
3895 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3897 * config/frv/frv.md: Define an exclusion set between fr550_m0
3900 2008-09-18 Richard Guenther <rguenther@suse.de>
3902 PR tree-optimization/37456
3903 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3904 want to insert after ends a BB insert on the single fallthru
3907 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3909 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3910 Mention -march=z9-109, z9-ec and z10.
3912 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3914 PR rtl-optimization/37544
3915 * regrename.c (maybe_mode_change): Exit early when copy_mode
3916 is narrower than orig_mode and narrower than new_mode.
3918 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3921 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3923 * sched-rgn.c (ref_counts): Remove.
3924 (insn_referenced): New static variable.
3925 (INSN_REF_COUNT): Remove.
3926 (sched_run_compute_dependencies): Use insn_referenced instead of
3928 (add_branch_dependences): Likewise. Delete dead assignment.
3930 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3932 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3933 consumer is an asm. Add comment why this is important.
3934 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3935 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3937 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3939 * expr.c (emit_group_store): Do not shift before moving via a
3942 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3944 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3945 from aggregate to non-aggregate type if the bit pattern is not fully
3946 preserved afterwards.
3948 2008-09-17 Richard Guenther <rguenther@suse.de>
3950 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3951 (verify_gimple_assign): ... this. Split into ...
3952 (verify_gimple_assign_unary): ... this,
3953 (verify_gimple_assign_binary): ... that,
3954 (verify_gimple_assign_single): ... and this.
3955 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3956 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3957 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3958 (verify_types_in_gimple_reference): Be forgiving with
3960 (verify_gimple_phi): Deal with virtual operands.
3962 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3964 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3966 * tree.c (get_callee_fndecl): Don't call the language hook.
3967 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3968 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3969 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3971 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3973 * tree.c (protected_set_expr_location): Don't unnecessarily
3974 check for error_mark_node.
3976 2008-09-17 Art Haas <ahaas@impactweather.com>
3978 * ipa-reference.c (analyze_function): Declare step only if
3979 ENABLE_CHECKING is defined.
3981 2008-09-17 Jan Hubicka <jh@suse.cz>
3984 * tree.h (DECL_INLINE): remove.
3985 (DECL_DECLARED_INLINE_P): Update docs.
3986 (DECL_NO_INLINE_WARNING_P): new.
3987 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3988 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3990 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3991 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3994 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3997 2008-09-17 Jan Hubicka <jh@suse.cz>
3999 * ipa-reference.c (ipa_obstack): Remove.
4000 (local_info_obstack, global_info_obstack): New.
4001 (add_static_var): We now handle variables only.
4002 (mark_address_taken, mark_load, mark_store): New functions based on ...
4003 (check_operand): ... remove.
4004 (get_asm_stmt_operands): Rename to ...
4005 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4006 (scan_stmt_for_static_refs): Rewrite.
4007 (scan_op_for_static_refs): Rename to ...
4008 (scan_initializer_for_static_refs): do not look for VAR_DECL
4009 initializers; stop recursion on types and decls.
4010 (ipa_init): Use proper obstacks.
4011 (analyze_variable): Use scan_initializer_for_static_refs.
4012 (init_function_info): Use local obstack.
4013 (analyze_function): Simplify.
4014 (add_new_function): We don't need visited_nodes obstack.
4015 (generate_summary): Use proper obstacks; cleanup after propagation.
4017 2008-09-17 Richard Guenther <rguenther@suse.de>
4020 PR tree-optimization/37491
4021 * alias.c (get_alias_set): Use the canonical type.
4022 * tree-vect-transform.c (vectorizable_store): Use the type of
4023 the lhs for the vector type. Adjust checking.
4024 (vectorizable_load): Adjust checking.
4026 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4027 Adam Nemet <anemet@caviumnetworks.com>
4029 PR rtl-optimization/37483
4030 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4031 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4032 Rearrange code to better match the original comment. Check
4033 t_unconditional first. Improve comment.
4035 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4038 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4039 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4042 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4043 GIMPLE_TRY if cleanup sequence is empty.
4045 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4048 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4049 eliminate IV if the cost are the same.
4051 2008-09-16 Richard Guenther <rguenther@suse.de>
4054 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4057 2008-09-16 Richard Guenther <rguenther@suse.de>
4059 PR tree-optimization/37508
4060 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4062 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4064 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4066 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4068 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4069 use gen_floatdidf2 directly.
4070 (floatunssidf2): Likewise.
4071 (floatsidf_ppc64_mfpgpr): Remove.
4072 (floatsidf_ppc64): Remove.
4073 (floatunssidf_ppc64): Remove.
4075 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4077 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4078 rather than update_cost_queue.
4080 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4081 in every call starting with the second one, instead of only when
4082 alias_bitmap_obstack.elements != NULL.
4084 * tree-predcom.c (filter_suitable_components): Free all refs in
4085 act->refs vector before calling release_component.
4086 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4088 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4090 * tree-loop-linear.c (linear_transform_loops): Initialize
4091 lambda_obstack only after calling perfect_loop_nest_depth.
4092 Goto free_and_continue instead of just continue for later failures.
4095 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4098 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4100 2008-09-14 Andreas Schwab <schwab@suse.de>
4102 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4104 2008-09-14 Jan Hubicka <jh@suse.cz>
4106 * invoke.texi (-fconserve-stack): Document.
4107 * opts.c (decode_options): Handle conserve_stack.
4108 * common.opt (fconvserve_stack): New.
4110 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4112 * config.host: Add x-aix to host_xmake_file.
4113 * config/rs6000/t-aix52: Do not override LDFLAGS.
4114 * config/rs6000/x-aix: New file.
4116 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4122 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4123 is not recognized as a valid register usage. Allow REG_X to be used
4125 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4126 forces a reload when using a base register.
4128 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4130 * config/i386/cygming-crtend.c (register_frame_ctor): If
4131 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4132 directly with atexit.
4133 (deregister_frame_ctor): Rename to ...
4134 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4135 if !DEFAULT_USE_CXA_ATEXIT.
4137 2008-09-13 Jan Hubicka <jh@suse.cz>
4139 * cgraph.c: Include value-prof.h
4140 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4142 2008-09-13 Jan Hubicka <jh@suse.cz>
4145 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4146 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4147 tree_gen_one_value_profiler, tree_gen_average_profiler,
4148 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4150 2008-09-13 Jan Hubicka <jh@suse.cz>
4152 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4153 too many bytes on misalligned blocks.
4155 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4157 * doc/cfg.texi: Fix some typos.
4158 * doc/extend.texi: Likewise.
4159 * doc/install.texi: Likewise.
4160 * doc/invoke.texi: Likewise.
4161 * doc/rtl.texi: Likewise.
4162 * doc/tree-ssa.texi: Likewise.
4164 2008-09-13 Richard Guenther <rguenther@suse.de>
4167 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4168 gimple stores for memory rhs.
4170 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4172 PR rtl-optimization/37489
4173 * cse.c (fold_rtx): Don't return const_true_rtx for float
4174 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4176 2008-09-13 Jan Hubicka <jh@suse.cz>
4178 PR tree-optimization/37392
4179 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4181 2008-09-13 Martin Jambor <mjambor@suse.cz>
4182 Jan Hubicka <jh@suse.cz>
4184 * cgraph.c (free_edges): New variable.
4185 (NEXT_FREE_EDGE): New macro.
4186 (cgraph_free_edge): New function.
4187 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4188 (cgraph_node_remove_callees): Likewise.
4189 (cgraph_node_remove_callers): Likewise.
4190 (cgraph_create_edge): Reuse edges from the free list. Do not
4191 update uid if doing so.
4192 (cgraph_remove_*_hook): Add free call.
4194 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4196 * ira-color.c (conflict_allocno_vec): Delete.
4197 (update_cost_queue_elem): New structure.
4198 (update_cost_queue): New variable.
4199 (update_cost_queue_tail): Likewise.
4200 (update_cost_queue_elems): Likewise.
4201 (allocno_update_cost_check): Delete.
4202 (initiate_cost_update): Allocate update_cost_queue_elems
4203 instead of allocno_update_cost_check.
4204 (finish_cost_update): Update the free()s accordingly.
4205 (start_update_cost): New function.
4206 (queue_update_cost): Likewise.
4207 (get_next_update_cost): Likewise.
4208 (update_copy_costs_1): Inline into...
4209 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4210 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4211 once we've established they are equal. Don't allocate update
4212 costs if there is nothing to add to them.
4213 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4214 DIVISOR arguments. Use a queue instead of recursive calls;
4215 process all the allocnos in the initial queue, rather than
4217 (assign_hard_reg): Use queue_update_cost instead of
4218 conflict_allocno_vec. Queue coalesced allocnos instead
4219 of calling update_conflict_hard_regno_costs for each one.
4220 Just call update_conflict_hard_regno_costs once for the
4222 (ira_color): Remove conflict_allocno_vec handling.
4224 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4226 PR tree-optimization/37484
4227 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4228 (save_var_name): Same.
4229 (initialize_cloog_names): Same.
4230 (initialize_cloog_names): Same.
4232 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4234 * tree-scalar-evolution.c (set_instantiated_value): Set
4237 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4241 * ira-build.c (common_loop_tree_node_dominator): Remove.
4242 (copy_live_ranges_to_removed_store_destinations): New function.
4243 (regno_top_level_allocno_map): Move to top level from ...
4244 (ira_flattening): ... here. Use
4245 copy_live_ranges_to_removed_store_destinations.
4247 * ira-emit.c (generate_edge_moves): Fix a comment.
4249 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4252 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4253 scratch register after 'set' pattern.
4255 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4257 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4258 information passed to mark_reg_pointer.
4259 * explow.c (force_reg): Likewise.
4261 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4263 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4264 when building for the celledp architecture.
4266 2008-09-12 Richard Guenther <rguenther@suse.de>
4268 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4270 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4272 PR rtl-optimization/37424
4273 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4274 the regnos instead of the addresses.
4276 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4278 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4280 2008-09-11 Richard Guenther <rguenther@suse.de>
4282 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4283 entering the weaker equivalence recording.
4285 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4287 2008-09-11 Jeff Law <law@redhat.com>
4289 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4290 by assign_stack_local on the IRA path for stack slot sharing
4291 as well as the non-IRA path.
4293 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4295 * config/i386/i386.h: Fix whitespace issues.
4297 2008-09-11 Martin Jambor <mjambor@suse.cz>
4299 * ipa-prop.h (struct ipa_param_flags): Removed.
4300 (struct ipa_param_descriptor): New structure.
4301 (struct ipa_node_params): ipcp_lattices, param_decls and
4302 param_flags moved to ipa_param_description.
4303 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4304 descriptors. Renamed all users.
4305 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4306 changed to access descriptors. Renamed all users.
4307 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4308 to access descriptors. Renamed all users.
4309 * ipa-cp.c (ipcp_init_cloned_node): Call
4310 ipa_initialize_node_params instead of ipa_count_formal_params and
4311 ipa_create_param_decls_array.
4312 (ipcp_analyze_node): Likewise.
4313 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4314 descriptors. Renamed all users.
4315 (ipcp_initialize_node_lattices): Remove allocation.
4316 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4317 ipa_initialize_node_params instead of ipa_count_formal_params and
4318 ipa_create_param_decls_array.
4319 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4320 ipa_populate_param_decls, made static, added parameter info,
4321 renamed mt to node, removed allocation, changed to use
4323 (ipa_count_formal_params): Made static, added parameter info,
4325 (ipa_initialize_node_params): New function.
4326 (ipa_check_stmt_modifications): Changed to use descriptors.
4327 (ipa_detect_param_modifications): Removed allocation, changed to
4329 (ipa_note_param_call): Changed to use descriptors.
4330 (ipa_analyze_params_uses): Removed allocation.
4331 (ipa_free_node_params_substructures): Changed to use descriptors.
4332 (ipa_edge_duplication_hook): Use the unused attribute.
4333 (ipa_node_duplication_hook): Use the unused attribute, changed to
4334 use descriptors, changed to duplicate descriptors.
4336 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4337 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4338 indirect inlining. Made static.
4339 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4340 functions called only once.
4341 (cgraph_decide_recursive_inlining): Don't call
4342 ipa_propagate_indirect_call_infos, pass new_edges to
4343 cgraph_mark_inline_edge instead.
4344 (cgraph_decide_inlining_of_small_functions): Don't call
4345 ipa_propagate_indirect_call_infos, pass new_edges to
4346 cgraph_mark_inline_edge instead.
4347 (cgraph_decide_inlining): Don't call
4348 ipa_propagate_indirect_call_infos.
4349 * ipa-prop.c: Check that vectors are allocated.
4351 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4352 iff a new cgraph edges have been created.
4353 (cgraph_decide_inlining): New variable redo_always_inline.
4354 Flattening and always_inlining loop until callgraph stabilizes.
4355 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4356 true iff new cgraph edges have been created.
4357 (propagate_info_to_inlined_callees): Likewise.
4358 (ipa_propagate_indirect_call_infos): Likewise.
4360 2008-09-11 Richard Guenther <rguenther@suse.de>
4362 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4363 (set_prologue_iterations): Likewise.
4364 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4366 (vect_update_init_of_dr): Likewise.
4367 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4369 * fold-const.c (fold_unary): Do not generate calculations
4372 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4374 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4375 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4376 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4378 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4380 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4381 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4382 before finalizing the changes.
4383 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4385 (simplify_truth_ops_using_ranges): New.
4386 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4387 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4388 whether a simplification was made.
4389 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4390 use a switch statement and also call simplify_truth_ops_using_ranges.
4392 2008-09-11 Jan Hubicka <jh@suse.cz>
4394 * ggc-common.c (loc_array): Make static.
4395 * dce.c (rest_of_handle_ud_dce): Free worklist.
4397 2008-09-11 Jan Hubicka <jh@suse.cz>
4399 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4400 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4401 function so we are sure we do not dangle it forever.
4402 * function.c (outer_function_chain, find_function_data): Remove.
4403 (function_context_stack): New.
4404 (push_function_context, pop_function_context): Update.
4405 * function.h (struct function): Remove pointer outer.
4406 (outer_function_chain, find_function_data): Remove.
4407 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4409 2008-09-11 Jan Hubicka <jh@suse.cz>
4412 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4414 2008-09-11 Jan Hubicka <jh@suse.cz>
4416 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4418 2008-09-11 Jan Hubicka <jh@suse.cz>
4420 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4421 (free_var_map_entry): New function.
4422 (redirect_edge_var_map_destroy): Use it.
4424 2008-09-11 Jan Hubicka <jh@suse.cz>
4427 * tree-inline.c (add_lexical_block): Replace with ...
4428 (prepend_lexical_block): ... prepend at begginig.
4429 (remap_blocks): Use it and reverse later.
4430 (expand_call_inline): Use prepend_lexical_block.
4432 2008-09-11 Jan Hubicka <jh@suse.cz>
4434 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4436 2008-09-11 Jan Hubicka <jh@suse.cz>
4438 * function.c (free_after_compilation): Call insn_locators_free.
4439 * cfglayout.c (insn_locators_free): New function.
4440 * rtl.h (insn_locators_free): Declare.
4442 2008-09-11 Jan Hubicka <jh@suse.cz>
4444 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4446 (cond_move_process_if_block): Update call.
4448 2008-09-11 Jan Hubicka <jh@suse.cz>
4450 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4451 * vec.c: Include hashtab.h
4452 (vec_descriptor, ptr_hash_entry): New structures.
4453 (vec_desc_hash, vec_ptr_map): New static variables.
4454 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4455 register_overhead, free_overhead, vec_heap_free): New functions.
4456 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4457 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4458 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4461 2008-09-11 Ira Rosen <irar@il.ibm.com>
4463 PR tree-optimization/37474
4464 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4465 length of load permutation.
4467 2008-09-11 Andreas Schwab <schwab@suse.de>
4469 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4471 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4474 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4475 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4476 simplify_gen_subreg.
4478 2008-09-11 Ira Rosen <irar@il.ibm.com>
4480 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4483 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4486 * gimplify.c (gimplify_body): Call default_rtl_profile.
4489 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4490 instead of tok->val.node if not expanding to something else. Handle
4491 intervening CPP_PADDING tokens.
4492 (altivec_categorize_keyword): Remove unneeded comparisons.
4494 2008-09-10 Richard Guenther <rguenther@suse.de>
4496 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4498 2008-09-10 Richard Guenther <rguenther@suse.de>
4501 * tree-inline.c (insert_init_stmt): Make sure to not
4502 insert invalid gimple stores.
4504 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4506 PR tree-optimization/37388
4507 * toplev.c (process_options): Fail and warn when graphite
4508 flags are used, but the compiler has not been configured
4509 with graphite libraries.
4510 * graphite.c (graphite_transform_loops): Remove printfs
4511 to dump_file for the case when graphite is not available.
4513 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4516 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4517 the even element into register.
4518 (ix86_expand_vector_init_general): Don't use
4519 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4520 if we can't move from GPR to SSE register directly.
4522 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4524 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4525 not lose track of the number of NOPs needed. Number of NOPs needed
4526 for sync vs. loads workaround was switched; corrected. Run second
4527 pass for all workarounds. No NOPs needed after call insns. Change
4528 second pass to use find_next_insn_start and find_load helpers in order
4529 to properly detect parallel insns.
4530 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4532 2008-09-10 Jan Hubicka <jh@suse.cz>
4534 * value-prof.c (gimple_ic): Fix tuplification bug.
4535 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4538 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4540 PR tree-optimization/37353
4541 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4542 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4543 calls instead of cond_dead_built_in_calls.
4544 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4545 initalize the vector only before adding first entry. Use VEC_safe_push
4546 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4547 shrink_wrap_conditional_dead_built_in_calls call.
4549 2008-09-10 Ira Rosen <irar@il.ibm.com>
4551 PR tree-optimization/37385
4552 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4553 argument, and use it as a vector type if not NULL.
4554 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4556 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4557 additional argument.
4558 (vectorizable_load): Likewise.
4560 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4562 * config/i386/i386.md (SWI32): New mode iterator.
4563 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4566 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4568 PR rtl-optimization/37435
4569 * caller-save.c (insert_restore, insert_save): Check the mode by
4572 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4575 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4577 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4580 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4582 * doc/invoke.texi (ARM Options): Correct errors in discussion
4583 of -mfloat-abi, -mhard-float, and -msoft-float.
4585 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4586 Jan Hubicka <jh@suse.cz>
4589 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4590 calling gimple_regimplify_operands on it. Iterate over all newly
4591 added statements, not just the last one.
4592 (insert_init_stmt): Insert stmt into seq first, then call
4593 gimple_regimplify_operands on it. Don't create new gimplification
4594 context, nor find referenced vars.
4596 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4599 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4600 to pointer to vector pointer.
4601 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4602 propagate_info_to_inlined_callees): Likewise.
4603 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4604 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4605 ipa_check_create_edge_args.
4606 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4607 argument to pointer to vector pointer.
4608 (cgraph_decide_inlining_of_small_function): Adjust
4609 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4613 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4614 optimizing for size, not speed.
4616 PR rtl-optimization/37408
4617 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4618 if parm is promoted.
4620 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4622 PR tree-optimization/37375
4623 * tree-scalar-evolution.c (scev_info_str): Add field
4625 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4626 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4627 set_instantiated_value): Pass instantiated_below.
4628 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4630 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4631 the definitions are not instantiated.
4633 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4634 (block_before_loop): New.
4635 * tree-data-ref.c (dr_analyze_indices): Update uses of
4637 * graphite.c (block_before_scop): New.
4638 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4639 basic block, not a loop for determining the parameters.
4640 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4642 (idx_record_params, find_params_in_bb, find_scop_parameters,
4643 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4644 to instantiate_scev.
4646 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4648 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4652 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4654 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4655 Check zero freq and increase if necessary.
4657 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4659 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4660 regno is in the right range. Add comments.
4662 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4664 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4666 * mips-tfile.c (copy_object): Cast alloca result to int *.
4667 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4669 Rename class to sclass.
4670 (read_tfile): Cast read_seek return values to proper types.
4671 Cast xcalloc return value to proper type.
4673 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4675 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4676 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4677 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4679 2008-09-09 Jan Hubicka <jh@suse.cz>
4681 * profile.c (is_edge_inconsistent): Add debug output; ignore
4682 negative count on fake edges.
4683 (is_inconsistent): Add debug output.
4685 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4687 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4689 (choose_ready): When first insn is chosen from the ready list, also
4692 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4694 PR rtl-optimization/37360
4695 * haifa-sched.c (max_issue): Do not assert that we never issue more
4696 insns than issue_rate. Add comment.
4698 2008-09-09 Richard Guenther <rguenther@suse.de>
4700 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4701 (verify_types_in_gimple_call): Rename to ...
4702 (verify_gimple_call): ... this. Enhance.
4703 (verify_types_in_gimple_cond): Remove.
4704 (verify_gimple_comparison): New function ...
4705 (verify_types_in_gimple_assign): ... split out from here.
4706 (verify_types_in_gimple_return): Rename to ...
4707 (verify_gimple_return): ... this. Enhance.
4708 (verify_types_in_gimple_switch): Rename to ...
4709 (verify_gimple_switch): ... this. Enhance.
4710 (verify_gimple_goto): New function.
4711 (verify_types_in_gimple_phi): Rename to ...
4712 (verify_gimple_phi): ... this. Enhance.
4713 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4714 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4715 (verify_types_in_gimple_seq_2): Remove cases handled in
4716 verify_types_in_gimple_stmt.
4718 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4720 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4721 (push_multiple_operation, pop_multiple_operation): Set it.
4722 (workaround_rts_anomaly): New function.
4723 (workaround_speculation): New function, broken out of bfin_reorg.
4724 (bfin_reorg): Call the new functions.
4726 2008-09-09 Richard Guenther <rguenther@suse.de>
4730 * gimplify.c (gimplify_conversion): Change conversions of
4731 non-register type to VIEW_CONVERT_EXPRs.
4732 (gimplify_addr_expr): If we need to make the operand
4733 addressable make sure to use a properly initialized
4734 temporary for that so it gets a valid gimple store.
4736 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4738 * function.h (struct function): Add function_start_locus.
4739 * cfgexpand.c (gimple_expand_cfg): Use it.
4740 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4742 2008-09-09 Richard Guenther <rguenther@suse.de>
4744 PR tree-optimization/37433
4745 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4748 2008-09-09 Richard Guenther <rguenther@suse.de>
4750 PR tree-optimization/37387
4751 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4752 and bits to a common type.
4754 2008-09-09 Nick Clifton <nickc@redhat.com>
4756 * config/v850/v850.md (return): Restore frame size restriction.
4758 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4760 * c-common.c (c_expand_decl): Remove.
4761 * c-common.h (anon_aggr_type_p): Remove prototype.
4762 (DECL_ANON_UNION_ELEMS): Remove.
4763 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4764 * c-decl.c (anon_aggr_type_p): Remove.
4765 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4766 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4767 * langhooks.h (struct lang_hooks): Remove expand_decl.
4768 * langhooks.c (lhd_expand_decl): Remove.
4769 * stmt.c (expand_anon_union_decl): Remove.
4770 * tree.h (expand_anon_union_decl): Remove prototype.
4772 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4775 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4777 * config/avr/avr.md (QISI) : Define mode iterator.
4778 (negated_tst<mode>) : Redefine as split using mode macro.
4779 (reversed_tstqi): Define insn as reversed compare with zero.
4780 (reversed_tsthi): Ditto.
4781 (reversed_tstsi): Ditto.
4783 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4786 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4787 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4790 * predict.c (optimize_function_for_size_p): Don't segfault if
4792 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4793 tree_swap_operands_p): Don't test cfun != NULL before calling
4794 optimize_function_for_s*_p.
4796 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4798 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4801 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4803 * crx/crx.h (IRA_COVER_CLASSES): Define.
4805 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4808 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4809 even when a stmt has been gimple_modified_p, but after fold_stmt is
4810 not any longer. Remove unneeded may_have_exposed_new_symbols
4813 2008-09-08 Richard Guenther <rguenther@suse.de>
4815 PR tree-optimization/37421
4816 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4819 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4822 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4824 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4827 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4828 * pa-hpux10.h (LINK_SPEC): Likewise.
4829 * pa-hpux11.h (LINK_SPEC): Likewise.
4831 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4833 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4834 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4836 2008-09-07 Helge Deller <deller@gmx.de>
4838 * pa/linux-atomic.c: New file.
4839 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4840 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4842 2008-09-07 Richard Guenther <rguenther@suse.de>
4843 Ira Rosen <irar@il.ibm.com>
4845 PR tree-optimization/36630
4846 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4847 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4849 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4850 Ira Rosen <irar@il.ibm.com>
4852 PR tree-optimization/35642
4853 * config/rs6000/altivec.md (mulv8hi3): Implement.
4855 2008-09-06 Jeff Law <law@redhat.com>
4857 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4859 2008-09-06 Jan Hubicka <jh@suse.cz>
4861 PR tree-optimization/14703
4862 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4864 * passes.c (init_optimization_passes): Recompute inline parameters.
4866 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4868 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4871 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4872 Peter Fuerst <post@pfrst.de>
4874 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4875 * doc/extend.texi: Document __builtin_mips_cache.
4876 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4877 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4878 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4879 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4880 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4881 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4882 (set_push_mips_isas): New variable.
4883 (mips_r10k_cache_barrier): New variable.
4884 (cache): New availability predicate.
4885 (mips_builtins): Add an entry for __builtin_mips_cache.
4886 (mips_build_cvpointer_type): New function.
4887 (MIPS_ATYPE_CVPOINTER): New macro.
4888 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4890 (r10k_simplified_address_p, r10k_simplify_address)
4891 (r10k_uncached_address_p, r10k_safe_address_p)
4892 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4893 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4894 (r10k_insert_cache_barriers): New functions.
4895 (mips_reorg_process_insns): Delete cache barriers after a
4896 branch-likely instruction.
4897 (mips_reorg): Call r10k_insert_cache_barriers.
4898 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4899 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4900 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4901 (mips_cache, r10k_cache_barrier): New define_insns.
4903 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4905 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4906 * ira-color.c (setup_allocno_left_conflicts_num): Use
4907 hard_reg_set_equal_p instead of a comparison with
4908 ira_zero_hard_reg_set.
4909 * ira.c (setup_reg_subclasses): Likewise.
4910 (setup_cover_and_important_classes): Likewise.
4911 (setup_class_translate): Likewise.
4912 (setup_reg_class_intersect_union): Likewise.
4913 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4914 (ira_init_once): Don't initialize them.
4916 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4918 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4920 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4922 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4924 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4926 Improved branch hints, safe hints, and scheduling.
4928 * haifa-sched.c (sched_emit_insn) : Define.
4929 * sched-int.h (sched_emit_insn) : Add prototype.
4930 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4931 -mhint-max-distance -msafe-hints) : Document.
4932 * config/spu/spu.c (spu_flag_var_tracking): New.
4933 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4934 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4935 TARGET_ASM_FILE_START): Define.
4936 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4937 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4938 (spu_emit_branch_hint): Add blocks argument.
4939 (insert_branch_hints, insert_nops): Remove.
4940 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4941 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4942 spu_sched_reorder, asm_file_start): New functions.
4943 (clock_var, spu_sched_length, pipe0_clock,
4944 pipe1_clock, prev_clock_var, prev_priority,
4945 spu_ls_first, prev_ls_clock): New static variables.
4946 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4947 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4948 (nopn_nv): Add a non-volatile version of nop.
4949 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4950 -mhint-max-distance, -msafe-hints): New options.
4952 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4953 Samuel Tardieu <sam@rfc1149.net>
4955 * opts.c (decode_options): Combine nested if statements.
4958 * opts.c (decode_options): Handle more relationships among
4959 unit-at-a-time, toplevel-reorder, and section-anchors.
4961 2008-09-05 David Daney <ddaney@avtrex.com>
4963 * doc/install.texi (--enable-reduced-reflection): Document new option.
4965 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4967 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4969 (constantpool_operand): New.
4970 (move_operand): Disallow sub-word modes for the constant pool.
4971 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4972 (xtensa_secondary_reload_class): Replace with....
4973 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4974 Set icode for sub-word reloads from the constant pool.
4975 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4976 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4977 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4978 * config/xtensa/xtensa-protos.h: Update prototypes.
4980 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4982 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4983 (REG_CLASS_NAMES): Update.
4984 (REG_CLASS_CONTENTS): Update.
4985 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4986 of ALL_REGS for regs 77 and 78.
4987 * function.c (instantiate_virtual_regs_in_insn): Assert that
4988 return value of simplify_gen_subreg is not NULL.
4990 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4992 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4993 (gen_rtvec_v): Fix coding standards.
4995 2008-09-04 Jan Hubicka <jh@suse.cz>
4997 * i386.c (decide_alg): Be more conservative about optimizing for size.
4999 2008-09-04 Ian Lance Taylor <iant@google.com>
5001 * varasm.c (narrowing_initializer_constant_valid_p): New
5003 (initializer_constant_valid_p): Call it.
5005 2008-09-04 Jeff Law <law@redhat.com>
5007 * fold-const.c (native_encode_real): Fix computation of WORDS.
5008 (native_interpret_real): Likewise.
5010 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5012 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5014 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5016 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5017 that the cost is already taken into account in ira-costs.c
5019 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5021 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5022 ira_debug_copies): New.
5023 (ira_bulid): Call print_copies.
5025 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5027 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5030 * config/rs6000/rs6000.c (optimization_options): Remove check of
5031 flag_toplevel_order.
5033 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5035 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5036 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5037 second operand is a reg_imm10_operand.
5038 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5039 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5040 (*seq_<GPR:mode><GPR2:mode>): Rename to
5041 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5043 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5044 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5046 (*sne_<GPR:mode><GPR2:mode>): Rename to
5047 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5050 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5052 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5053 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5054 combining an arithmetic right shift by more than 31 and a
5055 trunction. Don't match for out-of-range shift amounts. Set
5056 attribute mode to <MODE>.
5057 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5058 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5059 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5060 shifts by less than 32.
5061 (extv): Change predicate on first operand to accept registers.
5062 Change predicate of the other operands from immediate_operand to
5063 const_int_operand. Expand exts when source is a register.
5064 (extzv): Change predicate of the constant operands from
5065 immediate_operand to const_int_operand.
5066 (extzv<mode>): Change predicate of the constant operands from
5067 immediate_operand to const_int_operand and no constraint. Also
5069 (*extzv_trunc<mode>_exts): New pattern.
5071 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5073 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5074 * config/mips/mips-protos.h (mask_low_and_shift_p,
5075 mask_low_and_shift_len): Declare.
5076 * config/mips/mips.c (mask_low_and_shift_p,
5077 mask_low_and_shift_len): New functions.
5078 (mips_print_operand): Handle new operand prefix "m".
5079 * config/mips/mips.md (*cins<mode>): New pattern.
5081 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5083 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5084 optimizing for size.
5086 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5088 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5089 regardless of epilogue_completed.
5091 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5094 * ira-lives.c (process_bb_node_lives): Check setjmp.
5096 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5099 * ira-build.c (form_loop_tree): Reverse BB walk.
5100 (create_bb_allocnos): Likewise.
5101 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5102 (mark_reg_store): Rename to...
5103 (mark_ref_live): ...this and take a df_ref argument instead of
5104 note_stores arguments. Assert that we have a register.
5105 (mark_reg_clobber): Delete.
5106 (def_conflicts_with_inputs_p): New function.
5107 (mark_reg_conflicts): Delete.
5108 (mark_reg_death): Rename to...
5109 (mark_ref_dead): ...this and take a df_ref argument instead of
5110 a register. Assert that we have a register.
5111 (process_bb_node_lives): Hoist frequency calculation out of
5112 instruction walk. Convert from a forwards scan to a backwards scan.
5113 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5114 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5115 (create_allocno_live_ranges): Don't create regs_set.
5117 2008-09-04 Ian Lance Taylor <iant@google.com>
5119 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5120 or REG_LABEL_TARGET.
5121 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5122 comparing MODE with MEM.
5123 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5124 comparing with GF_PREDICT_TAKEN.
5125 (gimple_get_lhs): Change code to enum gimple_code.
5126 (gimple_set_lhs): Likewise.
5127 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5128 * omp-low.c (find_omp_clause): Change kind parameter to enum
5130 * tree-flow.h (find_omp_clause): Update declaration.
5131 * regrename.c (clear_dead_regs): Change kind parameter to enum
5133 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5135 * see.c (see_get_extension_data): Change return type to enum
5136 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5137 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5138 (see_gen_normalized_extension): Change extension_code parameter to
5140 (see_seek_pre_extension_expr): Change extension_code to enum
5142 (see_merge_one_def_extension): Likewise.
5143 (see_handle_relevant_defs): Likewise.
5144 (see_handle_relevant_uses): Likewise.
5145 (see_analyze_one_def): Likewise.
5146 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5147 GIMPLE_ASM rather than ASM_EXPR.
5148 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5149 GIMPLE_RETURN rather than RETURN_EXPR.
5150 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5151 (evaluate_stmt): Likewise.
5152 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5153 to enum vect_relevant.
5154 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5155 compare gimple codes with tree codes.
5157 2008-09-04 Paul Brook <paul@codesourcery.com>
5159 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5161 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5163 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5164 pointer check lost in the recent no-unit-at-a-time patch.
5166 2008-09-04 Jan Hubicka <jh@suse.cz>
5169 * tree-switch-conversion.c (check_final_bb): Accept only IP
5172 2008-09-04 Jan Hubicka <jh@suse.cz>
5174 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5176 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5177 using_ranges argument.
5178 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5179 (vrp_visit_cond_stmt): Update call of
5180 vrp_evaluate_conditional_warnv_with_ops
5182 2008-09-04 Jan Hubicka <jh@suse.cz>
5184 PR tree-optimization/37345
5185 PR tree-optimization/37358
5186 PR tree-optimization/37357
5187 * tree.c (build_function_type_skip_args): Build distinct type copy;
5189 (build_function_decl_skip_args): Set type of new decl not orig decl;
5190 clear DECL_VINDEX for methods turned into functions.
5192 2008-09-04 Nick Clifton <nickc@redhat.com>
5194 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5195 * configure: Regenerate.
5196 * config.in: Regenerate.
5197 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5198 alignment field, if it is supported.
5200 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5202 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5205 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5207 * config/rs6000/rs6000.c (processor_target_table): Do not
5208 enable VMX for POWER6.
5210 2008-09-03 Anton Blanchard <anton@samba.org>
5212 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5213 emit memory barrier before operation.
5215 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5218 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5219 default_elf_asm_output_external.
5221 2008-09-03 Jeff Law <law@redhat.com>
5223 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5225 2008-09-03 Richard Henderson <rth@redhat.com>
5227 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5228 memory barrier to below the test-and-set.
5229 (alpha_split_lock_test_and_set_12): Likewise.
5231 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5235 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5238 * ira-color.c (print_loop_title): Use all_allocnos.
5239 (color_pass): Ditto. Don't add border_allocnos. Check that
5240 subloop allocno in the correspdoning bitmap all_allocnos.
5242 * ira-emit.c (change_loop): Use all_allocnos.
5244 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5245 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5246 (create_cap_allocno): Remove setting mentioned_allocnos.
5247 (create_insn_allocnos): Ditto.
5248 (remove_unnecessary_allocnos): Use all_allocnos.
5249 (check_allocno_creation): Check that allocnos are in the
5250 corresponding bitmap all_allocnos.
5252 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5256 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5257 (process_regs_for_copy): Process subregs. Refine check when cost
5258 is taken into account in ira-costs.c.
5259 (process_reg_shuffles): Use REG_SUBREG_P.
5260 (add_insn_allocno_copies): Ditto. Ignore modes.
5262 * ira-color.c (conflict_allocno_vec): New.
5263 (COST_HOP_DIVISOR): New macro.
5264 (update_copy_costs_1): Use it.
5265 (update_conflict_hard_regno_costs): New function.
5266 (assign_hard_reg): Use it.
5267 (ira_color): Allocate and free conflict_allocno_vec.
5269 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5273 * ira-int.h (ira_sort_insn_chain): Remove.
5275 * ira.c (basic_block_order_nums, chain_insn_order,
5276 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5277 (ira): Don't call ira_sort_insn_chain.
5279 * reload1.c (reload): Don't call ira_sort_insn_chain.
5281 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5284 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5285 which become non throw.
5286 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5287 update_call_expr after updating the flags on the decl.
5289 2008-09-03 Jan Hubicka <jh@suse.cz>
5291 PR tree-optimization/37315
5292 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5293 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5294 (cgraph_analyze_functions): Use node->analyzed
5295 (cgraph_mark_functions_to_output): Likewise.
5296 (cgraph_expand_function): All functions can be released after
5298 (cgraph_optimize): Use gimple_has_body_p.
5299 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5300 (cgraph_decide_inlining_incrementally): Likewise.
5301 (inline_transform): Inline transform.
5302 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5304 (inlinable_function_p): Drop gimple_body check.
5305 (expand_call_inline): Use gimple_has_body_p.
5306 * gimple.c (gimple_has_body_p): New.
5307 * gimple.h (gimple_has_body_p): Add prototype.
5308 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5309 (dump_function_to_file): Use gimple_has_body_p check.
5311 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5314 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5316 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5318 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5320 From Michael Frysinger <michael.frysinger@analog.com>
5321 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5322 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5325 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5328 * doc/extend.texi: Document picoChip builtin functions.
5329 * doc/invoke.texi: Document picoChip options.
5330 * doc/contrib.texi: Add picoChip contribution.
5331 * doc/md.texi: Document picoChip constraints.
5332 * config.gcc: Add picochip-*-*.
5333 * config/picochip/: Add new port.
5335 2008-09-03 Richard Guenther <rguenther@suse.de>
5337 PR tree-optimization/37328
5338 * tree-sra.c (sra_build_assignment): Gimplify properly.
5339 (generate_copy_inout): Take the correct stmt as definition,
5340 remove bogus assert.
5342 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5344 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5347 From Michael Frysinger <michael.frysinger@analog.com>
5348 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5350 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5352 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5353 (__gthread_setspecific): Revert 2008-08-31 change to
5354 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5356 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5358 * diagnostic.c (error_at): New.
5359 * toplev.h (error_at): New prototype.
5360 * c-typeck.c (build_array_ref): Call error_at instead of error.
5361 Pass location to pedwarn.
5363 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5365 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5367 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5369 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5370 VAR_DECL and CONST_DECL.
5372 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5373 Jakub Jelinek <jakub@redhat.com>
5375 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5376 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5377 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5378 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5379 Don't set ix86_save_varrargs_registers.
5380 (ix86_setup_incoming_varargs): Assume cum != NULL.
5381 (ix86_va_start): Check ix86_varargs_gpr_size and
5382 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5383 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5384 from frame pointer if ix86_varargs_gpr_size == 0.
5385 (ix86_compute_frame_layout): Updated.
5386 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5387 (ix86_varargs_gpr_size): Define.
5388 (ix86_varargs_fpr_size): Likewise.
5389 (machine_function): Remove save_varrargs_registers.
5390 Add varargs_gpr_size and varargs_fpr_size.
5392 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5394 * config/alpha/alpha.c (va_list_skip_additions,
5395 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5396 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5399 PR tree-optimization/36766
5400 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5401 for already removed basic blocks.
5404 * real.c (real_maxval): Clear a lower bit to make real_maxval
5405 match get_max_float for IBM long double format.
5407 2008-09-02 Andreas Schwab <schwab@suse.de>
5409 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5410 * configure: Regenerate.
5412 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5414 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5415 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5416 checking for a non-VOID CONSTANT_P.
5418 2008-09-02 Jan Hubicka <jh@suse.cz>
5420 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5421 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5424 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5426 * expr.c (emit_group_store): Don't assert stack temp mode size.
5428 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5429 Tobias Grosser <grosser@fim.uni-passau.de>
5430 Jan Sjodin <jan.sjodin@amd.com>
5431 Harsha Jagasia <harsha.jagasia@amd.com>
5432 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5433 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5434 Adrien Eliche <aeliche@isty.uvsq.fr>
5436 Merge from graphite branch.
5439 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5440 * doc/invoke.texi (-floop-block, -floop-interchange,
5441 -floop-strip-mine): Document new flags.
5442 * tree-into-ssa.c (gimple_vec): Moved...
5443 * tree-loop-distribution.c (rdg_component): Moved...
5444 * cfgloopmanip.c: Include tree-flow.h.
5445 (update_dominators_in_loop): New.
5446 (create_empty_if_region_on_edge): New.
5447 (create_empty_loop_on_edge): New.
5448 (loopify): Use update_dominators_in_loop.
5449 * tree-pass.h (pass_graphite_transforms): Declared.
5450 * configure: Regenerate.
5451 * tree-phinodes.c (make_phi_node): Export.
5452 (add_phi_node_to_bb): New, split from create_phi_node.
5453 * tree-chrec.c (for_each_scev_op): New.
5454 * tree-chrec.h (for_each_scev_op): Declared.
5455 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5456 (remove_statement): Call get_phi_with_result.
5457 * config.in (HAVE_cloog): Undef.
5458 * gdbinit.in (pgg): New.
5459 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5460 * tree-ssa-loop.c (graphite_transforms): New.
5461 (gate_graphite_transforms): New.
5462 (pass_graphite_transforms): New.
5463 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5464 HAVE_cloog): Defined.
5465 * tree-vectorizer.c (rename_variables_in_bb): Export.
5466 * tree-data-ref.c (dr_may_alias_p): Export.
5467 (stmt_simple_memref_p): New.
5468 (find_data_references_in_stmt): Export.
5469 (find_data_references_in_loop): Export.
5470 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5471 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5472 (create_rdg_vertices): Export.
5473 (build_empty_rdg): New.
5474 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5475 * tree-data-ref.h (rdg_component): ... here.
5477 (struct data_reference): Add a field scop.
5479 (find_data_references_in_loop): Declared.
5480 (find_data_references_in_stmt): Declared.
5481 (create_rdg_vertices): Declared.
5482 (dr_may_alias_p): Declared.
5483 (stmt_simple_memref_p): Declared.
5484 (struct rdg_edge): Add a field ddr_p relation.
5485 (build_empty_rdg): Declared.
5486 * lambda.h (lambda_matrix): Declare a VEC of.
5487 (find_induction_var_from_exit_cond): Declared.
5488 (lambda_vector_compare): New.
5489 * common.opt (fgraphite, floop-strip-mine,
5490 floop-interchange, floop-block): New flags.
5491 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5492 * cfgloop.c (is_loop_exit): New.
5493 * cfgloop.h (is_loop_exit): Declared.
5494 (create_empty_if_region_on_edge): Declared.
5495 (create_empty_loop_on_edge): Declared.
5496 * tree-flow.h (add_phi_node_to_bb): Declared.
5497 (make_phi_node): Declared.
5498 (rename_variables_in_bb): Declared.
5499 (perfect_loop_nest_depth): Declared.
5500 (graphite_transform_loops): Declared.
5501 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5502 (graphite.o-warn): Add -Wno-error.
5503 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5504 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5505 (INCLUDES): Add PPLINC, CLOOGINC.
5506 (OBJS-common): Add graphite.o.
5507 (graphite.o): Add rule.
5508 * gimple.h (gimple_vec): ... here.
5509 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5510 * passes.c (init_optimization_passes): Schedule
5511 pass_graphite_transforms.
5513 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5516 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5517 and -fno-toplevel-reorder after handle_options.
5519 2008-09-02 Paul Brook <paul@codesourcery.com>
5521 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5522 (arm_override_options): Set arm_tune_cortex_a9.
5523 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5524 (arm_issue_rate): Handle cortexa9.
5525 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5526 * config/arm/arm-cores.def: Add cortex-a9.
5527 * config/arm/arm-tune.md: Regenerate.
5528 * config/arm/arm.md: Include cortex-a9.md.
5529 (generic_sched, generic_vfp): Add cortexa9.
5530 * config/arm/cortex-a9.md: New file.
5532 2008-09-02 Richard Guenther <rguenther@suse.de>
5534 PR tree-optimization/37327
5535 * tree-vrp.c (register_new_assert_for): Make sure to not have
5536 TREE_OVERFLOW set on the bound.
5538 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5540 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5542 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5543 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5546 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5548 * gcc/config/spu/spu.md (divdf3): Removed.
5550 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5552 PR tree-optimization/37095
5553 * cgraph.c (cgraph_node): When creating new cgraph node after
5554 assembler_name_hash has been populated, record it in the hash
5557 2008-09-01 Paul Brook <paul@codesourcery.com>
5559 * doc/invoke.texi: Document -mword-relocations.
5560 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5561 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5562 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5563 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5564 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5565 (arm_emit_movpair): New function.
5566 (arm_print_operand <c>): Handle sybolic addresses.
5567 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5568 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5569 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5570 * config/arm/arm.opt: Add -mword-relocations.
5571 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5572 (arm_movt, arm_movw): New.
5574 2008-09-01 Paul Brook <paul@codesourcery.com>
5576 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5577 Allow Interworking on ARMv4 EABI based targets.
5578 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5579 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5581 2008-09-01 Paul Brook <paul@codesourcery.com>
5583 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5584 optimized LT0 test. Remove optimization for GT.
5586 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5588 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5589 openmp applications.
5590 * pa-hpux11.h (LIB_SPEC): Likewise.
5592 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5595 2008-09-01 Jan Hubicka <jh@suse.cz>
5597 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5598 present, use only counts; when guessed use only frequencies.
5599 (estimate_bb_frequencies): Use function_frequency.
5600 * profile.c (compute_branch_probabilities): Exit early when
5601 profile reading failed. Set profile_status.
5602 (branch_prob): Do not set profile_status.
5604 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5606 * tree.c (protected_set_expr_location): New.
5607 * tree.h (protected_set_expr_location): New prototype.
5608 * c-tree.h (build_array_ref): Add argument.
5609 (parser_build_unary_op): Same.
5610 * c-typeck.c (build_indirect_ref): Handle new location argument.
5611 (build_array_ref): Same.
5612 (parser_build_unary_op): Same.
5613 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5615 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5617 * c-common.c (finish_label_address_expr): Handle new location argument.
5618 * c-common.h (build_indirect_ref): Add argument.
5619 (finish_label_address_expr): Same.
5620 * c-parser.c (c_parser_unary_expression): Pass location to build
5622 (c_parser_postfix_expression): Same.
5624 2008-09-01 Paul Brook <paul@codesourcery.com>
5626 * config/arm/arm.md: Include cortex-r4f.md.
5627 (attr fpu): Update type list.
5628 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5629 fconstd, fcmps and fcmpd.
5630 (attr tune_cortexr4): Define.
5631 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5632 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5633 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5634 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5635 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5636 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5637 cortex_a8_vfp_farith: Ditto.
5638 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5639 * config/arm/cortex-r4.md: Use tune_cortexr4.
5640 * config/arm/cortex-r4f.md: New file.
5642 2008-09-01 Richard Guenther <rguenther@suse.de>
5644 PR tree-optimization/37305
5645 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5646 the result of constant conversions.
5647 (fold_gimple_assign): Likewise.
5649 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5651 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5652 #ifdef ENABLE_CHECKING.
5654 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5656 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5657 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5658 when !INSN_SCHEDULING.
5660 2008-09-01 Andreas Schwab <schwab@suse.de>
5662 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5664 2008-09-01 Paul Brook <paul@codesourcery.com>
5666 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5668 2008-09-01 Jan Hubicka <jh@suse.cz>
5670 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5672 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5674 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5675 * gimplify.c (gimplify_init_constructor): Add speed operand.
5676 * tree-sra.c (decide_block_copy): Likewise.
5677 * tree-inline.c (estimate_move_cost): Likewise.
5678 * config/alpha/alpha.h (MOVE_RATIO): Update.
5679 * config/frv/frv.c (MOVE_RATIO): Update.
5680 * config/spu/spu.h (MOVE_RATIO): Update.
5681 * config/sparc/sparc.h (MOVE_RATIO): Update.
5682 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5683 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5684 * config/cris/cris.h (MOVE_RATIO): Update.
5685 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5686 * config/arm/arm.h (MOVE_RATIO): Update.
5687 * config/pa/pa.md: Update uses of MOVE_RATIO
5688 * config/pa/pa.h (MOVE_RATIO): Update.
5689 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5690 CLEAR_RATIO, SET_RATIO): Update.
5691 * config/h8300/h8300.h (MOVE_RATIO): Update.
5692 * config/v850/v850.h (MOVE_RATIO): Update.
5693 * config/bfin/bfin.h (MOVE_RATIO): Update.
5695 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5696 Dmitry Melnik <dm@ispras.ru>
5697 Dmitry Zhurikhin <zhur@ispras.ru>
5698 Alexander Monakov <amonakov@ispras.ru>
5699 Maxim Kuvyrkov <maxim@codesourcery.com>
5701 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5702 sel-sched-dump.c, sel-sched-ir.c: New files.
5703 * Makefile.in (OBJS-common): Add selective scheduling object files.
5704 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5705 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5706 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5707 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5708 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5709 (make_forwarder_block): Update loop latch if we have redirected
5710 the loop latch edge.
5711 * cfgloop.c (get_loop_body_in_custom_order): New function.
5712 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5713 (CP_FALLTHRU_PREHEADERS): Likewise.
5714 (get_loop_body_in_custom_order): Declare.
5715 * cfgloopmanip.c (has_preds_from_loop): New.
5716 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5717 Assert that the preheader edge will be fall thru when it is set.
5718 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5719 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5720 fsel-sched-substitution, fselective-scheduling): New flags.
5721 * cse.c (hash_rtx_cb): New.
5723 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5724 sel_sched_insn_cnt): New counters.
5725 * final.c (compute_alignments): Export. Free dominance
5726 info after loop_optimizer_finalize.
5727 * genattr.c (main): Output maximal_insn_latency prototype.
5728 * genautomata.c (output_default_latencies): New.
5729 Factor its code from ...
5730 (output_internal_insn_latency_func): ... here.
5731 (output_internal_maximal_insn_latency_func): New.
5732 (output_maximal_insn_latency_func): New.
5733 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5734 (struct hard_reg_set_iterator): New.
5735 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5736 hard_reg_set_iter_next): New functions.
5737 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5738 * lists.c (remove_free_INSN_LIST_node,
5739 remove_free_EXPR_LIST_node): New functions.
5740 * loop-init.c (loop_optimizer_init): When
5741 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5742 calling create_preheaders.
5743 (loop_optimizer_finalize): Do not verify flow info after reload.
5744 * recog.c (validate_replace_rtx_1): New parameter simplify.
5745 Default it to true. Update all uses. Factor out simplifying
5747 (simplify_while_replacing): ... this new function.
5748 (validate_replace_rtx_part,
5749 validate_replace_rtx_part_nosimplify): New.
5750 * recog.h (validate_replace_rtx_part,
5751 validate_replace_rtx_part_nosimplify): Declare.
5752 * rtl.c (rtx_equal_p_cb): New.
5753 (rtx_equal_p): Use it.
5754 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5755 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5756 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5757 * vecprim.h: Add a vector type for unsigned int.
5758 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5759 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5760 ready_try, cycle_issued_insns, spec_info): Make global.
5761 (readyp): Initialize.
5762 (dfa_lookahead): New global variable.
5763 (old_max_uid, old_last_basic_block): Remove.
5764 (h_i_d): Make it a vector.
5765 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5767 (after_recovery, adding_bb_to_current_region_p):
5768 New variables to handle correct insertion of the recovery code.
5769 (struct ready_list): Move declaration to sched-int.h.
5770 (rgn_n_insns): Removed.
5771 (rtx_vec_t): Move to sched-int.h.
5772 (find_insn_reg_weight): Remove.
5773 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5774 (haifa_init_h_i_d, haifa_finish_h_i_d):
5775 New functions to initialize / finalize haifa instruction data.
5776 (extend_h_i_d, init_h_i_d): Rewrite.
5777 (unlink_other_notes): Move logic to add_to_note_list. Handle
5778 selective scheduler.
5779 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5780 find_fallthru_edge): Make global, remove static prototypes.
5781 (max_issue): Make global. Add privileged_n and state parameters. Use
5783 (extend_global, extend_all): Removed.
5784 (init_before_recovery): Add new param. Fix the handling of the case
5785 when we insert a recovery code before the EXIT which has a predecessor
5786 with a fallthrough edge to it.
5787 (create_recovery_block): Make global. Rename to
5788 sched_create_recovery_block. Update.
5789 (change_pattern): Rename to sched_change_pattern. Make global.
5790 (speculate_insn): Rename to sched_speculate_insn. Make global.
5791 Split haifa-specific functionality into ...
5792 (haifa_change_pattern): New static function.
5793 (sched_extend_bb): New static function.
5794 (sched_init_bbs): New function.
5795 (current_sched_info): Change type to struct haifa_sched_info.
5796 (insn_cost): Adjust for selective scheduling.
5797 (dep_cost_1): New function. Move logic from ...
5798 (dep_cost): ... here.
5799 (dep_cost): Use dep_cost_1.
5800 (contributes_to_priority_p): Use sched_deps_info instead of
5802 (priority): Adjust to work with selective scheduling. Process the
5803 corner case when all dependencies don't contribute to priority.
5804 (rank_for_schedule): Use ds_weak instead of dep_weak.
5805 (advance_state): New function. Move logic from ...
5806 (advance_one_cycle): ... here.
5807 (add_to_note_list, concat_note_lists): New functions.
5808 (rm_other_notes): Make static. Adjust for selective scheduling.
5809 (remove_notes, restore_other_notes): New functions.
5810 (move_insn): Add two arguments. Update assert. Don't call
5812 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5813 Remove more_issue, max_points. Move the code to initialize
5814 max_lookahead_tries to max_issue.
5815 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5816 ready. Adjust use of move_insn. Call restore_other_notes.
5818 (sched_init, sched_finish): Move Haifa-specific initialization/
5820 (haifa_sched_init, haifa_sched_finish): ... respectively.
5822 (setup_sched_dump): New function.
5823 (haifa_init_only_bb): New static function.
5824 (haifa_speculate_insn): New static function.
5825 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5826 (extend_ready, extend_all): Remove.
5827 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5828 (create_check_block_twin, add_to_speculative_block): Use
5829 haifa_insns_init instead of extend_global. Update to use new
5830 initialization functions. Change parameter. Factor out code from
5831 create_check_block_twin to ...
5832 (sched_create_recovery_edges) ... this new function.
5833 (add_block): Remove.
5834 (sched_scan_info): New.
5835 (extend_bb): Use sched_scan_info.
5836 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5837 static functions for walking through scheduling region.
5838 (sched_luids): New vector variable to replace uid_to_luid.
5839 (luids_extend_insn): New function.
5840 (sched_max_luid): New variable.
5841 (luids_init_insn): New function.
5842 (sched_init_luids, sched_finish_luids): New functions.
5843 (insn_luid): New debug function.
5844 (sched_extend_target): New function.
5845 (haifa_init_insn): New static function.
5846 (sched_init_only_bb): New hook.
5847 (sched_split_block): New hook.
5848 (sched_split_block_1): New function.
5849 (sched_create_empty_bb): New hook.
5850 (sched_create_empty_bb_1): New function.
5851 (common_sched_info, ready): New global variables.
5852 (current_sched_info_var): Remove.
5853 (move_block_after_check): Use common_sched_info.
5854 (haifa_luid_for_non_insn): New static function.
5855 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5856 (increase_insn_priority): New.
5857 * modulo-sched.c: (issue_rate): Remove static declaration.
5858 (sms_sched_info): Change type to haifa_sched_info.
5859 (sms_sched_deps_info, sms_common_sched_info): New variables.
5860 (setup_sched_infos): New.
5861 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5862 Do not call regstat_free_calls_crossed.
5863 (sms_print_insn): Use const_rtx.
5864 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5865 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5866 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5867 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5868 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5869 current_sched_info to use it.
5870 (enum reg_pending_barrier_mode): Move to sched-int.h.
5871 (h_d_i_d): New variable. Initialize to NULL.
5872 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5874 (estimate_dep_weak): Remove static declaration.
5875 (sched_has_condition_p): New function. Adjust users of
5876 sched_get_condition to use it instead.
5877 (conditions_mutex_p): Add arguments indicating which conditions are
5879 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5880 argument to indicate whether returned condition is reversed. Do not
5881 generate new rtx when condition should be reversed; indicate it by
5882 setting new argument instead.
5883 (add_dependence_list_and_free): Add deps parameter.
5884 Update all users. Do not free dependence list when
5885 deps context is readonly.
5886 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5888 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5889 (remove_from_deps): New. Use the above functions.
5890 (cur_insn, can_start_lhs_rhs_p): New static variables.
5891 (add_or_update_back_dep_1): Initialize present_dep_type.
5892 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5893 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5894 haifa_note_dep): New functions implementing dependence hooks for
5895 the Haifa scheduler.
5896 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5897 note_dep): New functions.
5898 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5900 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5901 (free_deps): Initialize deps->reg_last.
5902 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5903 sched_analyze_insn): Update to use dependency hooks infrastructure
5904 and readonly contexts.
5905 (deps_analyze_insn): New function. Move part of logic from ...
5906 (sched_analyze): ... here. Also move some logic to ...
5907 (deps_start_bb): ... here. New function.
5908 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5910 (sched_deps_init): New function. Move code from ...
5911 (init_dependency_caches): ... here. Remove.
5912 (init_deps_data_vector): New.
5913 (sched_deps_finish): New function. Move code from ...
5914 (free_dependency_caches): ... here. Remove.
5915 (init_deps_global, finish_deps_global): Adjust for use with
5916 selective scheduling.
5917 (get_dep_weak): Move logic to ...
5918 (get_dep_weak_1): New function.
5919 (ds_merge): Move logic to ...
5920 (ds_merge_1): New static function.
5921 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5922 (ds_get_max_dep_weak): New function.
5923 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5924 (n_insns): Rename to rgn_n_insns.
5925 (debug_ebb_dependencies): New function.
5926 (init_ready_list): Use it.
5927 (begin_schedule_ready): Use sched_init_only_bb.
5928 (ebb_print_insn): Indicate when an insn starts a new cycle.
5929 (contributes_to_priority, compute_jump_reg_dependencies,
5930 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5931 (add_block1): Remove to ebb_add_block.
5932 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5933 (schedule_ebb): Initialize them. Use remove_notes instead of
5934 rm_other_notes. Use haifa_local_init/finish.
5935 (schedule_ebbs): Use haifa_sched_init/finish.
5936 * sched-int.h: Include vecprim.h, remove rtl.h.
5937 (struct ready_list): Delete declaration.
5938 (sched_verbose_param, enum sched_pass_id_t,
5939 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5940 (struct sched_scan_info_def): New structure.
5941 (sched_scan_info, sched_scan, sched_init_bbs,
5942 sched_init_luids, sched_finish_luids, sched_extend_target,
5943 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5944 (struct common_sched_info_def): New.
5945 (common_sched_info, haifa_common_sched_info,
5946 sched_emulate_haifa_p): Declare.
5948 (sched_luids): Declare.
5949 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5950 (sched_max_luid, insn_luid): Declare.
5951 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5952 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5953 print_insn, print_pattern, print_value, haifa_classify_insn,
5954 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5955 setup_sched_dump, sched_init, sched_finish,
5956 sel_insn_is_speculation_check): Export.
5957 (struct ready_list): Move from haifa-sched.c.
5958 (ready_try, ready, max_issue): Export.
5959 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5960 sched_init_only_bb, sched_split_block, sched_split_block_1,
5961 sched_create_empty_bb, sched_create_empty_bb_1,
5962 sched_create_recovery_block, sched_create_recovery_edges): Export.
5963 (enum reg_pending_barrier_mode): Export.
5964 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5966 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5967 print_insn field. Move add_block and fix_recovery_cfg to
5968 common_sched_info_def. Move compute_jump_reg_dependencies,
5970 (struct sched_deps_info_def): ... this new structure.
5971 (sched_deps_info): Declare.
5972 (struct spec_info_def): Remove weakness_cutoff, add
5973 data_weakness_cutoff and control_weakness_cutoff.
5974 (spec_info): Declare.
5975 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5977 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5978 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5979 (current_sched_info): Change type to struct haifa_sched_info.
5980 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5981 (h_d_i_d): New variable.
5982 (HDID): New accessor macro.
5983 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5984 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5986 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5987 (enum SCHED_FLAGS): Update for selective scheduler.
5988 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5989 (init_dependency_caches, free_dependency_caches): Delete declarations.
5990 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5991 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5992 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5993 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5994 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5996 (rm_other_notes): Delete declaration.
5997 (schedule_block): Remove one argument.
5998 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5999 ready_element, ready_lastpos, sched_extend_ready_list,
6000 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6001 concat_note_lists): Export.
6002 (struct region): Move from sched-rgn.h.
6003 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6004 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6005 BLOCK_TO_BB, CONTAINING_RGN): Export.
6006 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6007 (current_nr_blocks, current_blocks, target_bb): Likewise.
6008 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6009 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6010 sched_rgn_local_init, extend_regions,
6011 rgn_make_new_region_out_of_new_block, compute_priorities,
6012 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6013 extend_rgns, deps_join rgn_setup_common_sched_info,
6014 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6015 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6016 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6017 increase_insn_priority): Likewise.
6018 * sched-rgn.c: Include sel-sched.h.
6019 (ref_counts): New static variable. Use it ...
6020 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6021 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6022 (sched_is_disabled_for_current_region_p): Delete static declaration.
6023 (struct region): Move to sched-int.h.
6024 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6025 ebb_head): Define and initialize.
6026 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6027 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6028 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6030 (find_single_block_region): Add new argument to indicate that EBB
6031 regions should be constructed.
6032 (debug_live): Delete declaration.
6033 (current_nr_blocks, current_blocks, target_bb):
6034 Remove static qualifiers.
6035 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6037 (init_regions): Delete declaration.
6038 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6039 rgn_estimate_number_of_insns): New.
6040 (too_large): Use estimate_number_of_insns.
6041 (haifa_find_rgns): New. Move the code from ...
6042 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6043 (free_trg_info): New.
6044 (compute_trg_info): Allocate candidate tables here instead of ...
6045 (init_ready_list): ... here.
6046 (rgn_print_insn): Use const_rtx.
6047 (contributes_to_priority, extend_regions): Delete static declaration.
6048 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6049 (add_block1): Rename to rgn_add_block.
6050 (debug_rgn_dependencies): Delete static qualifier.
6051 (new_ready): Use sched_deps_info. Simplify.
6052 (rgn_common_sched_info, rgn_const_sched_deps_info,
6053 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6055 (region_sched_info): Rename to rgn_const_sched_info.
6056 (deps_join): New, extracted from ...
6057 (propagate_deps): ... here.
6058 (compute_block_dependences, debug_dependencies): Update for selective
6060 (free_rgn_deps, compute_priorities): New functions.
6061 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6062 sched_rgn_compute_dependencies): New functions.
6063 (schedule_region): Use them.
6064 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6065 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6067 (schedule_insns): Call new functions that were split out.
6068 (rgn_make_new_region_out_of_new_block): New.
6069 (get_rgn_sched_max_insns_priority): New.
6070 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6071 scheduling when appropriate.
6072 * sched-vis.c: Include insn-attr.h.
6073 (print_value, print_pattern): Make global.
6074 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6075 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6076 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6077 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6078 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6079 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6080 hooks. Initialize them to 0.
6081 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6082 * target.h (struct gcc_target): Add them. Rename gen_check field to
6084 * flags.h (sel_sched_switch_set): Declare.
6085 * opts.c (sel_sched_switch_set): New variable.
6086 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6087 pipelining is disabled from command line.
6088 (common_handle_option): Record whether selective scheduling is
6089 requested from command line.
6090 * doc/invoke.texi: Document new flags and parameters.
6091 * doc/tm.texi: Document new target hooks.
6092 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6094 (dfa_state_size): Do not declare locally.
6095 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6096 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6097 rs6000_alloc_sched_context, rs6000_set_sched_context,
6098 rs6000_free_sched_context): New functions.
6099 (struct _rs6000_sched_context): New.
6100 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6102 (rs6000_sched_finish): Do not run for selective scheduling.
6104 2008-08-31 Jan Hubicka <jh@suse.cz>
6106 * frv.c (frv_rtx_costs): Update forward declaration.
6107 * spu.c (spu_rtx_costs): Likewise.
6108 * pdp11.c: Include df.h
6109 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6110 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6111 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6112 * iq2000.c (iq2000_address_cost): Add speed argument.
6113 (iq2000_rtx_costs): Likewise.
6114 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6115 update call of mn10300_address_cost.
6116 * mcore.c: Include df.h
6117 (mcore_rtx_costs): Update prototype.
6118 * score3.c: Include df.h
6119 (score3_rtx_costs): Remove speed argument.
6120 * score7.c: Include df.h
6121 (score7_address_cost): Remove speed argument.
6122 * score-protos.h (score_address_cost): Update prototype.
6123 * score.c: Include df.h
6124 (score_rtx_costs): Update call of costs functions.
6125 * v850.c (v850_rtx_costs): Add bool argument.
6127 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6129 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6131 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6133 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6134 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6136 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6138 * mkmap-flat.awk: Add option pe_dll.
6139 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6140 * config/i386/t-cygwin (SHLIB_LC): Add.
6141 * config/i386/t-mingw32 (SHLIB_LC): Add.
6142 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6143 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6144 (LINK_SPEC): Support libgcc_s.
6145 (LIBGCC_SPEC): Support libgcc_s.
6146 (LIBGCC_SONAME): New.
6148 2008-08-31 Jan Hubicka <jh@suse.cz>
6150 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6151 mistakely had old version of patch.
6153 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6154 (ipcp_estimate_growth): New.
6155 (ipcp_insert_stage): Use ipcp_estimate_growth.
6156 * profile.c (branch_prob): When reading failed, do not consider
6159 2008-08-31 Jan Hubicka <jh@suse.cz>
6161 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6162 loop is optimized for speed.
6164 2008-08-31 Richard Guenther <rguenther@suse.de>
6167 * fold-const.c (fold_binary): Retain conversions in folding
6170 2008-08-31 Jan Hubicka <jh@suse.cz>
6172 * postreload-gcse.c (eliminate_partially_redundant_loads):
6173 Use optimize_bb_for_size_p.
6174 * predict.c (maybe_hot_frequency_p): Make inline.
6175 (maybe_hot_count_p): Break out from ...
6176 (maybe_hot_bb_p): ... this one.
6177 (maybe_hot_edge_p): Simplify.
6178 * basic-block.h (probably_cold_bb_p): Remove.
6180 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6183 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6185 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6186 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6187 Also split V4SFmode.
6188 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6191 2008-08-31 Jan Hubicka <jh@suse.cz>
6193 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6195 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6197 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6200 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6203 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6204 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6206 2008-08-31 Jan Hubicka <jh@suse.cz>
6208 * sparc.h (BRANCH_COST): Fix macro definition.
6209 * avr.c (avr_operand_rtx_cost): Add speed argument.
6210 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6212 2008-08-31 Richard Guenther <rguenther@suse.de>
6214 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6215 types instead of operands. Re-instantiate verifying of
6216 binary expression operands.
6218 2008-08-30 Jan Hubicka <jh@suse.cz>
6220 * fwprop.c (should_replace_address): Add speed attribute.
6221 (PR_OPTIMIZE_FOR_SPEED): New flag.
6222 (propagate_rtx_1): Use it.
6223 (propagate_rtx): Set it.
6224 (try_fwprop_subst): Update call of rtx_costs.
6225 (forward_propagate_and_simplify): LIkewise.
6226 * hooks.c (hook_int_rtx_bool_0): New
6227 (hook_bool_rtx_int_int_intp_false): Replace by ...
6228 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6229 * hooks.h (hook_int_rtx_bool_0): New
6230 (hook_bool_rtx_int_int_intp_false): Replace by ...
6231 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6232 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6233 (prepare_cmp_insn): UPdate call of rtx_cost.
6234 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6235 (reload_cse_simplify_operands): Update call of rtx_cost.
6236 (reload_cse_move2add): call of rtx_cost.
6237 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6238 * rtlanal.c (rtx_cost): Add speed argument.
6239 (address_cost): Add speed argument
6240 (default_address_cost): Likewise.
6241 (insn_rtx_cost): Likewise.
6242 * cfgloopanal.c (seq_cost): Add speed argument.
6243 (target_reg_cost, target_spill_cost): Turn to array.
6244 (init_set_costs): Update for speed.
6245 (estimate_reg_pressure_cost): Add speed argument.
6246 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6247 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6248 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6249 (seq_cost): Add speed argument.
6250 (computation_cost): Add speed arugment.
6251 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6252 (force_expr_to_var_cost): Update for profile info.
6253 (force_var_cost): Likewise.
6254 (split_address_cost): Likewise.
6255 (ptr_difference_cost): Likewise.
6256 (difference_cost): Likewise.
6257 (get_computation_cost_at): Likewise.
6258 (determine_iv_cost): Likewise.
6259 (ivopts_global_cost_for_size): Likewise.
6260 (rewrite_use_address): Likewise.
6261 (tree_ssa_iv_optimize_loop): Initialize speed field.
6262 * cse.c (optimize_this_for_speed_p): New static var.
6263 (notreg_cost): Update call of rtx_cost.
6264 (cse_extended_basic_block): set optimize_this_for_speed_p.
6265 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6266 (noce_try_cmove_arith): Likewise.
6267 (noce_try_sign_mask): LIkewise.
6268 * expr.c (compress_float_constant): Update rtx_cost calls.
6269 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6271 (addr_to_parts): Likewise.
6272 (create_mem_ref): Likewise.
6273 * dse.c (find_shift_sequence): Add speed argument.
6274 (replace_read): Update call.
6275 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6276 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6277 * neg_cost, shift_cost, shiftadd_cost,
6278 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6279 mul_highpart_cost): Increase dimension.
6280 (init_expmed): Initialize for both size and speed.
6281 (expand_shift): Use profile.
6282 (synth_mult): Use profile.
6283 (choose_mult_variant): Use profile.
6284 (expand_mult): Use profile.
6285 (expand_mult_highpart_optab): Use profile.
6286 (expand_mult_highpart): Use profile.
6287 (expand_smod_pow2): Use profile.
6288 (expand_divmod): Use profile.
6289 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6291 * loop-invariant.c (create_new_invariant): Use profile.
6292 (gain_for_invariant): Add speed parameter.
6293 (best_gain_for_invariant): Likewise.
6294 (find_invariants_to_move): Likewise.
6295 (move_single_loop_invariants): Set it.
6296 * target-def.h (TARGET_RTX_COSTS): Use hook.
6297 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6298 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6299 * output.h (default_address_cost): Update prototype.
6300 * combine.c (optimize_this_for_speed_p): New static var.
6301 (combine_validate_cost): Update call of rtx_cost.
6302 (combine_instructions): Set optimize_this_for_speed_p.
6303 (expand_compound_operation): Update call of rtx_cost.
6304 (make_extraction):Update call of rtx_cost.
6305 (force_to_mode):Update call of rtx_cost.
6306 (distribute_and_simplify_rtx):Update call of rtx_cost.
6307 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6308 (estimate_reg_pressure_cost): Update prototype.
6309 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6310 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6312 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6313 (alpha_rtx_costs): Update.
6314 * config/frv/frv.c (frv_rtx_costs): Update.
6315 * config/s390/s390.c (s390_rtx_costs): Update.
6316 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6317 (m32c_rtx_costs): Update.
6318 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6319 (spu_rtx_costs): Update.
6320 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6321 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6322 * config/i386/i386.c (:ix86_address_cost): Update.
6323 (ix86_rtx_costs): Update.
6324 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6325 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6326 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6327 * config/crx/crx.c (crx_address_cost): Update.
6328 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6329 * config/stormy16/stormy16.c
6330 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6331 * config/m68hc11/m68hc11.c
6332 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6333 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6334 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6336 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6338 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6339 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6340 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6341 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6342 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6343 (mcore_rtx_costs): update.
6344 * config/score/score3.c (score3_rtx_costs): Update.
6345 * config/score/score7.c (score7_rtx_costs): Update.
6346 * config/score/score3.h (score3_rtx_costs):Update.
6347 * config/score/score7.h (score7_rtx_costs): Update.
6348 * config/score/score.c (score_rtx_costs): Update.
6349 * config/arm/arm.c (arm_address_cost): Update.
6350 (arm_rtx_costs_1): Update.
6351 (arm_rtx_costs_1): Update.
6352 (arm_size_rtx_costs): Update.
6353 (arm_size_rtx_costs): Update.
6354 (arm_size_rtx_costs): Update.
6355 (arm_xscale_rtx_costs): Update.
6356 (arm_thumb_address_cost): Update.
6357 * config/pa/pa.c (hppa_address_cost): Update.
6358 * config/mips/mips.c (mips_rtx_costs): Update.
6359 * config/vax/vax.c (vax_address_cost): Update.
6360 * config/h8300/h8300.c (h8300_shift_costs): Update.
6361 (h8300_rtx_costs): Update.
6362 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6363 (v850_rtx_costs): Update.
6364 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6365 * config/bfin/bfin.c
6366 (bfin_address_cost): Update.
6367 (bfin_rtx_costs): Update.
6368 * stmt.c (lshift_cheap_p): Update.
6370 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6373 * expmed.c (extract_bit_field_1): Check the mode size to make
6374 sure the vector modes have the same size.
6376 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6378 * dojump.c (top level): Include basic-block.h to declare
6379 optimize_insn_for_speed_p
6381 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6383 * opts.h (CL_SAVE): New option class for marking options that are
6384 target specific options usable in the target attribute.
6385 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6387 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6388 can easily find the target specific options that are safe to use
6389 in the attribute or pragma.
6391 * attribs.c (decl_attributes): Change #pragma GCC option to
6392 #pragma GCC target, and attribute((option(...))) to
6393 attribute((target(...))).
6395 * doc/extend.texi (target attribute): Change from option
6396 attribute. Delete push/pop/reset.
6397 (#pragma GCC target): Change from #pragma GCC option. Delete
6399 (#pragma GCC push_options): Document new pragma.
6400 (#pragma GCC pop_options): Document new pragma.
6401 (#pragma GCC reset_options): Document new pragma.
6403 * targhooks.c (default_target_option_valid_attribute_p): Add
6404 warning about port not supporting target attributes.
6405 (default_target_option_pragma_parse): New function, warn about
6406 #pragma GCC target not being supported.
6408 * targhooks.h (default_target_option_pragma_parse): Add
6411 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6412 TI_CURRENT_OPTION_PRAGMA.
6413 (current_target_pragma): Rename from current_option_pragma.
6415 * target.h: (struct target_option): Delete booleans for changing
6416 the optimization level on hot/cold functions. Change signature of
6417 pragma_parse hook to take a second tree.
6419 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6421 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6422 that the declaration is done at global scope.
6424 * langhooks.c (add_builtin_function_common): Move most of the code
6425 from add_builtin_function here, calling the hook passed in.
6426 (add_builtin_function): Call add_builtin_function_common with
6427 standard builtin hook.
6428 (add_builtin_function_ext_scope): New function to add builtins to
6431 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6433 (add_builtin_function_ext_scope): Add declaration.
6435 * c-pragma.c (handle_pragma_target): Rename from
6436 handle_pragma_option, #pragma GCC option is now #pragma GCC
6437 target. Move warning about port not supporting target options to
6438 default pragma parse hook. Remove push/pop/reset from this
6440 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6441 (option_stack): Delete static variable.
6442 (optimize_stack): Ditto.
6443 (optons_stack): New stack of saved target and optimization
6445 (handle_pragma_push_options): New function to handle pushing both
6446 target and optimization options.
6447 (handle_pragma_pop_options): New function to handle popping both
6448 target and optimization options.
6449 (handle_pragma_reset_options): New function to handle resetting
6450 both target and optimization options to their initial state.
6451 (init_pragma): Rename handle_pragma_option to
6452 handle_pragma_target. Add support for push_options, pop_options,
6453 and reset_options pragmas.
6455 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6456 default_target_option_pragma_parse.
6457 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6458 default_target_option_valid_attribute_p.
6459 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6460 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6461 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6462 optimization level on hot/cold functions.
6464 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6465 if the caller and callee have different optimization levels.
6467 * c-common.c (handle_target_attribute): Rename from
6468 handle_option_attribute, attribute((option(...))) is now
6469 attribute((target(...))). Move warning if the port does not
6470 support target attributes to the default hook.
6471 (handle_hot_attribute): Delete code to change the optimization
6472 level of hot functions.
6473 (handle_cold_attribute): Ditto.
6475 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6476 argument that is the binary tree options to use if there are no
6477 arguments. Call ix86_valid_target_attribute_tree instead of
6478 ix86_valid_option_attribute_tree.
6479 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6480 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6481 ix86_pragma_option_parse.
6483 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6484 Rename from ix86_valid_option_attribute_tree.
6486 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6487 new builtins when the ISA changes.
6488 (ix86_valid_target_attribute_tree): Rename from
6489 ix86_valid_option_attribute_tree. Change callers. If the
6490 function specified optimization options, use those as the starting
6491 point before setting up the target attributes. If the
6492 optimization options were changed in the course of setting the
6493 target attributes, record the new optimization options.
6494 (ix86_valid_target_attribute_tree_inner_p): Rename from
6495 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6496 ix86_add_new_builtins if the ISA changed.
6497 (ix86_valid_target_attribute_p): Rename from
6498 ix86_valid_option_attribute_p. Change callers.
6499 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6500 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6501 as delayed builtin functions.
6502 (struct builtin_isa): New structure to record builtin functions
6503 that should be delayed until the ISA for that function is used.
6504 (ix86_builtins_isa): Change from int to struct to track builtin
6505 functions we want to declare at some point.
6506 (def_builtin): If the front end can delay defining the builtin
6507 functions, don't create builtins for ISAs not part of the default
6509 (def_builtin_const): Ditto.
6510 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6511 __builtin_ia32_pcmov_v2di to be different builtin functions.
6512 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6513 a structure instead of an int.
6514 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6515 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6516 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6517 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6519 * config/ia64/ia64.h
6520 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6521 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6523 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6524 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6525 (LANG_HOOKS_INITIALIZER): Add
6526 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6528 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6531 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6532 the reload address with the index register for SFmode
6533 access with a displacement.
6535 2008-08-30 Jan Hubicka <jh@suse.cz>
6537 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6538 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6539 * dojump.c (do_jump): Likewise.
6540 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6541 (note-if_info): Add BRANCH_COST.
6542 (noce_try_store_flag_constants, noce_try_addcc,
6543 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6544 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6545 find_if_case_2): Use computed branch cost.
6546 * expr.h (BRANCH_COST): Update default.
6547 * predict.c (predictable_edge_p): New function.
6548 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6549 Update BRANCH_COST call.
6550 * basic-block.h (predictable_edge_p): Declare.
6551 * config/alpha/alpha.h (BRANCH_COST): Update.
6552 * config/frv/frv.h (BRANCH_COST): Update.
6553 * config/s390/s390.h (BRANCH_COST): Update.
6554 * config/spu/spu.h (BRANCH_COST): Update.
6555 * config/sparc/sparc.h (BRANCH_COST): Update.
6556 * config/m32r/m32r.h (BRANCH_COST): Update.
6557 * config/i386/i386.h (BRANCH_COST): Update.
6558 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6560 * config/sh/sh.h (BRANCH_COST): Update.
6561 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6562 * config/avr/avr.h (BRANCH_COST): Update.
6563 * config/crx/crx.h (BRANCH_COST): Update.
6564 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6565 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6566 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6567 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6568 * config/ia64/ia64.h (BRANCH_COST): Update.
6569 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6570 * config/arc/arc.h (BRANCH_COST): Update.
6571 * config/score/score.h (BRANCH_COST): Update.
6572 * config/arm/arm.h (BRANCH_COST): Update.
6573 * config/pa/pa.h (BRANCH_COST): Update.
6574 * config/mips/mips.h (BRANCH_COST): Update.
6575 * config/vax/vax.h (BRANCH_COST): Update.
6576 * config/h8300/h8300.h (BRANCH_COST): Update.
6577 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6578 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6579 * doc/tm.texi (BRANCH_COST): Update.
6581 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6584 * config/arm/arm.c (arm_optimization_options): Set
6585 flag_section_anchors to 2 instead of 1 to distinguish it from
6586 -fsection-anchors given explicitely on the command line.
6588 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6590 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6591 final insn of a split.
6593 2008-08-30 Jan Hubicka <jh@suse.cz>
6595 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6596 optimized for speed.
6597 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6598 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6599 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6600 flag_gcse_after_reload_set): New static vars.
6601 (common_handle_option): Enable those flags for profile-use.
6602 (decode_options): Remove optimize_size flags that are handled
6603 on higher granuality.
6604 * tree-vectorizer.c (vectorize_loops): Use
6605 optimize_loop_nest_for_speed_p.
6606 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6607 * tree-predcom.c (tree_predictive_commoning): Use
6608 optimize_loop_for_speed_p.
6609 * varasm.c (assemble_start_function): Use
6610 optimize_function_for_speed_p.
6611 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6612 * predict.c (optimize_loop_for_speed_p): Fix walk.
6614 2008-08-30 Jan Hubicka <jh@suse.cz>
6616 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6618 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6619 profile presence locally.
6621 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6624 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6625 versions before 4.0.
6627 2008-08-29 Jan Hubicka <jh@suse.cz>
6629 * tree-inline.c (insert_init_stmt): Insert sequence even when
6632 2008-08-29 Jeff Law <law@redhat.com>
6634 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6635 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6636 location and class is an FP register.
6638 2008-08-29 Jan Hubicka <jh@suse.cz>
6640 * see.c (see_merge_one_def_extension): Silence used uninitialized
6642 * matrix-reorg.c (check_allocation_function): Likewise.
6643 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6645 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6648 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6649 compute new & and | in type rather than TREE_TYPE (arg0).
6651 * dwarf2out.c (fortran_common): Update comment.
6652 (gen_variable_die): Swap com_die and var_die variables in Fortran
6653 COMMON block handling code.
6655 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6657 * dwarf2out.c (gen_const_die): New function.
6658 (size_of_die, value_format, output_die): Output larger
6659 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6660 (native_encode_initializer): New function.
6661 (tree_add_const_value_attribute): Call it.
6662 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6664 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6665 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6666 TREE_THIS_VOLATILE to add_type_attribute.
6668 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6670 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6673 * dwarf2out.c (loc_by_reference): New function.
6674 (add_location_or_const_value_attribute): Use it.
6677 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6678 as DW_TAG_variable children of DW_TAG_common_block rather than
6679 DW_TAG_member children. Put DW_AT_external to individual
6680 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6682 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6683 loc_descriptor_from_tree_1.
6687 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6688 arguments to imported_module_or_decl.
6689 (debug_nothing_tree_tree): Removed.
6690 (debug_nothing_tree_tree_tree_bool): New prototype.
6691 * debug.c (do_nothing_debug_hooks): Adjust.
6692 (debug_nothing_tree_tree): Removed.
6693 (debug_nothing_tree_tree_tree_bool): New function.
6694 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6695 (gen_variable_die): Put all common vars for the
6696 same COMMON block under one DW_TAG_common_block.
6697 (declare_in_namespace): Return new context_die, for Fortran
6698 return the module DIE instead of adding extra declarations into
6700 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6701 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6702 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6704 (dwarf2out_global_decl): Don't skip Fortran global vars.
6705 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6706 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6707 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6708 DW_TAG_imported_declaration as child of previous
6709 DW_TAG_imported_module.
6710 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6711 * sdbout.c (sdb_debug_hooks): Likewise.
6712 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6714 2008-08-29 Jan Hubicka <jh@suse.cz>
6716 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6718 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6719 * ipa-cp.c (n_cloning_candidates): New static variable.
6720 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6721 (ipcp_print_all_lattices): Improve debug output.
6722 (ipcp_cloning_candidate_p): New function.
6723 (ipcp_initialize_node_lattices): Use it.
6724 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6725 (ipcp_propagate_stage): Prettier debug output.
6726 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6727 (ipcp_print_all_structures): Remove.
6728 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6729 (ipcp_insert_stage): Prettier debug output; call
6730 cgraph_remove_unreachable_nodes before propagating.
6731 (pass_ipa_cp): Schedule function removal pass.
6732 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6734 (cgraph_maybe_hot_edge_p): Move to ...
6735 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6736 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6737 (common_handle_option): Set them; enable ipa-cp when profiling.
6738 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6739 (ipa_print_all_jump_functions): Likewise.
6740 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6741 (ipa_print_node_params, ipa_print_all_params): New.
6742 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6743 ipa_print_all_param_flags): Remove.
6744 (ipa_print_node_params, ipa_print_all_params): New.
6746 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6748 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6749 change from 2008-04-03.
6750 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6752 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6755 * ira-color.c (push_allocnos_to_stack): Truncate
6756 removed_splay_allocno_vec.
6758 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6761 * ira-color (ira_fast_allocation): Don't assign hard registers to
6764 2008-08-29 Jan Hubicka <jh@suse.cz>
6767 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6768 for cold internal loops.
6770 2008-08-29 Richard Guenther <rguenther@suse.de>
6772 * tree-ssa-structalias.c (create_variable_info_for): Do not
6773 create fields for heap vars or vars with a noalias state.
6774 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6777 2008-08-29 Richard Guenther <rguenther@suse.de>
6779 * common.opt (ftree-store-ccp): Mark as preserved for
6780 backward compatibility.
6781 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6782 * tree-pass.h (pass_store_ccp): Remove.
6783 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6784 (first_vdef): Remove declaration.
6785 (get_value_loaded_by): Likewise.
6786 * tree-ssa-ccp.c (do_store_ccp): Remove.
6787 (get_default_value): Simplify as do_store_ccp is always false
6788 now. Do not initialize mem_ref.
6789 (set_value_varying): Likewise.
6790 (canonicalize_float_value): Likewise.
6791 (set_lattice_value): Likewise.
6792 (likely_value): Likewise.
6793 (surely_varying_stmt_p): Likewise.
6794 (ccp_initialize): Likewise.
6795 (ccp_lattice_meet): Likewise.
6796 (ccp_visit_phi_node): Likewise.
6797 (ccp_fold): Likewise.
6798 (evaluate_stmt): Likewise.
6799 (visit_assignment): Likewise.
6800 (ccp_visit_stmt): Likewise.
6801 (execute_ssa_ccp): Fold into ...
6802 (do_ssa_ccp): ... this.
6803 (do_ssa_store_ccp): Remove.
6804 (gate_store_ccp): Likewise.
6805 (pass_store_ccp): Likewise.
6806 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6808 * tree-ssa-propagate.c (first_vdef): Remove.
6809 (get_value_loaded_by): Likewise.
6810 (replace_vuses_in): Likewise.
6811 (substitute_and_fold): Do not call replace_vuses_in.
6812 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6814 2008-08-29 Richard Guenther <rguenther@suse.de>
6817 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6818 PARAM_NOALIAS tags with is_heapvar.
6819 * tree-ssa-operands.c (access_can_touch_variable): Offset
6820 based tests do not apply for heapvars. Fix offset test.
6822 2008-08-29 Jan Hubicka <jh@suse.cz>
6824 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6825 (-fipa-cp-clone): Enabled by default at -O3.
6826 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6827 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6829 2008-08-29 Jan Hubicka <jh@suse.cz>
6831 * tree.c (build_function_type_skip_args,
6832 build_function_decl_skip_args): New functions.
6833 * tree.h (build_function_type_skip_args,
6834 build_function_decl_skip_args): Declare.
6835 * gimple.c (giple_copy_call_skip_args): New function.
6836 (giple_copy_call_skip_args): Declare.
6838 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6839 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6840 (ipcp_node_modifiable_p): ... this one; use
6841 tree_versionable_function_p.
6842 (ipcp_create_replace_map): Improve debug output.
6843 (ipcp_need_redirect_p): Return false when not clonning.
6844 (ipcp_update_callgraph): Skip args.
6845 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6847 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6848 (save_inline_function_body): Update call of tree_function_versioning.
6849 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6850 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6852 (tree_function_versioning): Likewise.
6853 * tree-inline.h (tree_function_versioning): Update prototype.
6855 2008-08-29 Jan Hubicka <jh@suse.cz>
6857 * loop-unswitch.c (unswitch_single_loop): Use
6858 optimize_loop_for_speed_p.
6859 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6860 Use optimize_function_for_size_p.
6861 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6862 * postreload-gcse.c (eliminate_partially_redundant_load):
6863 Use optimize_bb_for_size_p.
6864 * value-prof.c (gimple_divmod_fixed_value_transform,
6865 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6866 gimple_stringops_transform): Use optimize_bb_for_size_p.
6867 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6868 * final.c (compute_alignments): Use optimize_function_for_size_p.
6869 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6870 (fold_builtin_strcpy, fold_builtin_fputs): Use
6871 optimize_function_for_size_p.
6872 * fold-const.c (tree_swap_operands_p): Use
6873 optimize_function_for_size_p.
6874 * recog.c (relax_delay_slots): Likewise.
6875 * tree-ssa-math-opts.c (replace_reciprocal):
6876 Use optimize_bb_for_speed_p.
6877 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6878 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6879 optimize_function_for_size_p.
6880 (cgraph_decide_inlining_of_small_function): Use
6881 optimize_function_for_size_p.
6882 * global.c (find_reg): Use optimize_function_for_size_p.
6883 * opts.c (decode_options): Do not clear flag_tree_ch,
6884 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6885 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6886 work it out from profile.
6887 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6888 optimize_loop_for_speed_p.
6889 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6891 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6892 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6893 * tree-eh.c (decide_copy_try_finally): Use
6894 optimize_function_for_size_p.
6895 * local-alloc.c (block_alloc): Pass BB pointer.
6896 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6897 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6898 * loop-unroll.c (decide_unrolling_and_peeling):
6899 Use optimize_loop_for_size_p.
6900 (decide_peel_completely): Likewise.
6901 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6902 optimize_loop_for_size_p.
6903 (vect_enhance_data_refs_alignment): Likewise.
6904 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6905 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6907 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6908 (try_crossjump_bb): Use optimize_bb_for_size_p.
6909 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6910 optimize_loop_for_speed_p.
6911 * bb-reorder.c (find_traces_1_round): Likewise.
6912 (copy_bb): Use optimize_bb_for_speed_p.
6913 (duplicate_computed_gotos): Likewise.
6914 * basic-block.h (optimize_loop_nest_for_size_p,
6915 optimize_loop_nest_for_speed_p): New.
6916 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6918 2008-08-29 Tristan Gingold <gingold@adacore.com>
6920 * gcov.c (main): Call expandargv.
6922 2008-08-29 Jan Hubicka <jh@suse.cz>
6924 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6926 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6928 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6929 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6931 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6933 2008-08-29 Jan Hubicka <jh@suse.cz>
6935 * tree-pass.h (pass_strip_predict_hints): Declare.
6936 * predict.c (strip_builtin_expect): Rename to ...
6937 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6938 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6939 (tree_estimate_probability): Do not strip builtin_expect.
6940 (pass_strip_predict_hints): New pass.
6941 * tree-inline.c (expand_call_inline): When inlining cold function,
6942 predict it as unlikely.
6943 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6945 2008-08-29 Richard Guenther <rguenther@suse.de>
6947 PR tree-optimization/37207
6948 * tree-vrp.c (extract_range_from_binary_expr): Also try
6949 to constant fold if only one of the operands is a constant.
6951 2008-08-29 Nick Clifton <nickc@redhat.com>
6953 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6954 the same way as SYMBOL_REFs.
6956 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6958 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6960 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6962 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6963 * config/mips/mips.md (branch_likely): Remove const. Fix
6965 (define_delay for type "branch"): Change to only apply for branch
6966 with likely variant.
6967 (define_delay for type "branch" and "branch_likely" no). New delay
6969 (equality_op): New code iterator.
6970 (bbv, bbinv): New code attributes.
6971 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6974 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6975 Andrew Pinski <pinskia@gcc.gnu.org>
6978 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6980 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6982 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6983 rule that a symbolic constant must be defined and >= 0 for the
6984 corresponding facility to be present at compile-time.
6985 * gthr-posix.c: Likewise.
6987 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6989 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6990 * config/mips/mips.md (D): New mode attribute.
6991 (mulsi3, muldi3): Merge it into ...
6992 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6993 (muldi3_mul3): New pattern.
6994 (mulsi3_mult3): Rename to mulsi3_mul3.
6996 2008-08-28 Jan Hubicka <jh@suse.cz>
6998 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7000 * predict.c (always_optimize_for_size_p): Rename to ...
7001 (optimize_function_for_size): ... this one; make extern.
7002 (optimize_function_for_speed_p): New.
7003 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7004 optimize_edge_for_size_p,optimize_edge_for_size_p,
7005 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7006 * basic-block.h (optimize_function_for_size_p,
7007 optimize_function_for_speed_p): Declare.
7008 * i386.md (optimize_size checks): Replace them by appropriate
7010 (standard_80387_constant_p, ix86_compute_frame_layout,
7011 ix86_expand_epilogue, ix86_decompose_address,
7012 print_operand, emit_i387_cw_initialization,
7013 inline_memory_move_cost, ix86_pad_returns,
7014 ix86_reorg): Replace optimize_size checks.
7016 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7018 * rtl.h (simplify_subreg_regno): Declare.
7019 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7020 * simplify-rtx.c (simplify_subreg): ...here.
7021 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7022 subreg_offset_representable_p.
7024 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7027 * c-typeck.c (convert_for_assignment): Give a note describing what
7028 was passed and what was expected.
7030 2008-08-28 Joey Ye <joey.ye@intel.com>
7032 * doc/extend.texi: Document AVX built-in functions.
7033 * doc/invoke.texi: Document -mavx.
7035 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7036 Joey Ye <joey.ye@intel.com>
7037 Xuepeng Guo <xuepeng.guo@intel.com>
7039 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7041 * config/i386/cpuid.h (bit_FMA): New.
7042 (bit_XSAVE): Likewise.
7043 (bit_OSXSAVE): Likewise.
7044 (bit_AVX): Likewise.
7046 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7047 define. Use ASM_OUTPUT_AVX_PREFIX.
7049 * config/i386/gmmintrin.h: New.
7051 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7052 (OPTION_MASK_ISA_AVX_SET): New.
7053 (OPTION_MASK_ISA_FMA_SET): Likewise.
7054 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7055 (OPTION_MASK_ISA_FMA_SET): Likewise.
7056 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7057 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7058 (pta_flags): Add PTA_AVX and PTA_FMA.
7059 (override_options): Handle PTA_AVX and PTA_FMA.
7060 (init_cumulative_args): Handle warn_avx.
7061 (classify_argument): Return 0 for COImode and OImode. Return
7062 1 and X86_64_AVX_CLASS for 256bit vector types.
7063 (examine_argument): Handle X86_64_AVX_CLASS.
7064 (construct_container): Likewise.
7065 (function_arg_advance_32): Pass OImode and 256bit vector types
7067 (function_arg_advance_64): Take a new argument to indicate if a
7068 parameter is named. Handle 256bit vector types. Return
7069 immediately for unnamed 256bit vector mode parameters.
7070 (function_arg_advance): Updated.
7071 (function_arg_32): Add comments for TImode. Handle OImode
7072 and 256bit vector types.
7073 (function_arg_64): Take a new argument to indicate if a
7074 parameter is named. Handle 256bit vector types. Return NULL
7075 for unnamed 256bit vector mode parameters.
7076 (function_arg): Updated.
7077 (setup_incoming_varargs_64): Support
7078 AVX encoding for *sse_prologue_save_insn.
7079 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7080 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7081 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7082 enabled, otherwise return -3.
7083 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7085 (print_reg): Support AVX registers. Handle 'x' and 't'.
7086 Handle 'd' to duplicate the operand.
7087 (print_operand): Likewise. Also support AVX vector compare
7089 (output_387_binary_op): Support AVX.
7090 (output_fp_compare): Likewise.
7091 (ix86_expand_vector_move_misalign): Likewise.
7092 (ix86_attr_length_vex_default): New.
7093 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7094 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7095 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7096 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7097 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7098 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7099 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7100 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7101 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7102 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7103 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7104 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7105 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7106 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7107 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7108 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7109 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7110 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7111 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7112 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7113 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7114 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7115 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7116 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7117 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7118 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7119 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7120 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7121 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7122 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7123 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7124 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7125 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7126 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7127 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7128 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7129 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7130 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7131 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7132 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7133 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7134 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7135 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7136 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7137 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7138 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7139 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7140 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7141 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7142 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7143 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7144 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7145 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7146 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7147 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7148 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7149 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7150 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7151 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7152 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7153 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7154 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7155 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7156 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7157 and IX86_BUILTIN_MOVMSKPS256,
7158 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7159 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7160 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7161 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7162 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7163 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7164 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7165 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7166 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7167 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7168 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7169 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7170 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7171 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7172 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7173 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7174 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7175 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7176 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7177 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7178 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7179 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7180 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7181 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7182 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7183 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7184 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7185 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7186 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7187 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7188 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7189 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7190 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7191 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7192 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7193 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7194 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7195 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7196 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7197 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7198 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7199 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7200 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7201 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7202 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7203 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7204 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7205 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7206 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7207 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7208 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7209 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7210 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7211 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7212 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7213 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7214 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7215 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7217 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7218 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7219 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7220 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7221 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7222 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7223 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7224 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7225 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7226 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7227 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7228 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7229 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7230 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7231 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7232 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7233 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7234 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7235 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7236 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7237 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7238 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7239 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7240 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7241 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7242 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7243 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7244 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7245 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7246 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7247 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7248 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7249 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7250 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7251 IX86_BUILTIN_MOVMSKPS256.
7252 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7253 (ix86_expand_args_builtin): Likewise.
7254 (ix86_expand_special_args_builtin): Likewise.
7255 (ix86_hard_regno_mode_ok): Handle AVX modes.
7256 (ix86_expand_vector_init_duplicate): Likewise.
7257 (ix86_expand_vector_init_one_nonzero): Likewise.
7258 (ix86_expand_vector_init_one_var): Likewise.
7259 (ix86_expand_vector_init_concat): Likewise.
7260 (ix86_expand_vector_init_general): Likewise.
7261 (ix86_expand_vector_set): Likewise.
7262 (ix86_vector_mode_supported_p): Likewise.
7263 (x86_extended_reg_mentioned_p): Check INSN_P before using
7266 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7267 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7269 * config/i386/i386.h (TARGET_AVX): New.
7270 (TARGET_FMA): Likewise.
7271 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7272 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7273 (VALID_AVX256_REG_MODE): New.
7274 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7275 (AVX_FLOAT_MODE_P): Likewise.
7276 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7277 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7278 (AVX_VEC_FLOAT_MODE_P): Likewise.
7279 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7280 (ASM_OUTPUT_OPCODE): Likewise.
7281 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7283 (SSE_REG_MODE_P): Allow 256bit vector modes.
7284 (ix86_args): Add a warn_avx field.
7286 * config/i386/i386.md (UNSPEC_PCMP): New.
7287 (UNSPEC_VPERMIL): Likewise.
7288 (UNSPEC_VPERMIL2): Likewise.
7289 (UNSPEC_VPERMIL2F128): Likewise.
7290 (UNSPEC_MASKLOAD): Likewise.
7291 (UNSPEC_MASKSTORE): Likewise.
7292 (UNSPEC_CAST): Likewise.
7293 (UNSPEC_VTESTP): Likewise.
7294 (UNSPECV_VZEROALL): Likewise.
7295 (UNSPECV_VZEROUPPER): Likewise.
7296 (XMM0_REG): Likewise.
7297 (XMM1_REG): Likewise.
7298 (XMM2_REG): Likewise.
7299 (XMM3_REG): Likewise.
7300 (XMM4_REG): Likewise.
7301 (XMM5_REG): Likewise.
7302 (XMM6_REG): Likewise.
7303 (XMM8_REG): Likewise.
7304 (XMM9_REG): Likewise.
7305 (XMM10_REG): Likewise.
7306 (XMM11_REG): Likewise.
7307 (XMM12_REG): Likewise.
7308 (XMM13_REG): Likewise.
7309 (XMM14_REG): Likewise.
7310 (XMM15_REG): Likewise.
7312 (prefix_vex_imm8): Likewise.
7313 (prefix_vex_w): Likewise.
7314 (length_vex): Likewise.
7317 (*avx_ashlti3): Likewise.
7318 (*avx_lshrti3): Likewise.
7319 (*avx_setcc<mode>): Likewise.
7320 (*fop_<mode>_comm_mixed_avx): Likewise.
7321 (*fop_<mode>_comm_avx): Likewise.
7322 (*fop_<mode>_1_mixed_avx): Likewise.
7323 (*fop_<mode>_1_avx): Likewise.
7324 (*avx_<code><mode>3): Likewise.
7325 (*avx_ieee_smin<mode>3): Likewise.
7326 (*avx_ieee_smax<mode>3): Likewise.
7327 (mode): Add OI, V8SF and V4DF.
7328 (length): Support VEX prefix.
7329 (*cmpfp_i_mixed): Set prefix attribute.
7330 (*cmpfp_i_sse): Likewise.
7331 (*cmpfp_iu_mixed): Likewise.
7332 (*cmpfp_iu_sse): Likewise.
7333 (*movsi_1): Support AVX.
7334 (*movdi_2): Likewise.
7335 (*movdi_1_rex64): Likewise.
7336 (*movti_internal): Likewise.
7337 (*movti_rex64): Likewise.
7338 (*movsf_1): Likewise.
7339 (*movdf_nointeger): Likewise.
7340 (*movdf_integer_rex64): Likewise.
7341 (*movtf_internal): Likewise.
7342 (zero_extendsidi2_32): Likewise.
7343 (zero_extendsidi2_rex64): Likewise.
7344 (*extendsfdf2_mixed): Likewise.
7345 (*extendsfdf2_sse): Likewise.
7346 (*truncdfsf_fast_mixed): Likewise.
7347 (*truncdfsf_fast_sse): Likewise.
7348 (*truncdfsf_mixed): Likewise.
7349 (fix_trunc<mode>di_sse): Likewise.
7350 (fix_trunc<mode>si_sse): Likewise.
7351 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7352 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7353 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7354 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7355 (*rcpsf2_sse): Likewise.
7356 (*rsqrtsf2_sse): Likewise.
7357 (*sqrt<mode>2_sse): Likewise.
7358 (sse4_1_round<mode>2): Likewise.
7359 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7360 Support AVX. Set length attribute properly for AVX.
7362 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7363 (VECTOR_MODES (FLOAT, 32)): Likewise.
7364 (VECTOR_MODE (INT, DI, 8)): Likewise.
7365 (VECTOR_MODE (INT, HI, 32)): Likewise.
7366 (VECTOR_MODE (INT, QI, 64)): Likewise.
7367 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7368 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7369 (VECTOR_MODE (INT, DI, 4)): Removed.
7370 (VECTOR_MODE (INT, SI, 8)): Likewise.
7371 (VECTOR_MODE (INT, HI, 16)): Likewise.
7372 (VECTOR_MODE (INT, QI, 32)): Likewise.
7373 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7374 (INT_MODE (OI, 32)): Likewise.
7376 * config/i386/i386.opt (mavx): New.
7379 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7381 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7382 (*mov<mode>_internal_avx): New.
7383 (*movv2sf_internal_rex64_avx): Likewise.
7384 (*movv2sf_internal_avx): Likewise.
7386 * config/i386/predicates.md (const_4_to_5_operand): New.
7387 (const_6_to_7_operand): Likewise.
7388 (const_8_to_11_operand): Likewise.
7389 (const_12_to_15_operand): Likewise.
7390 (avx_comparison_float_operator): Likewise.
7392 * config/i386/sse.md (AVX256MODEI): New.
7393 (AVX256MODE): Likewise.
7394 (AVXMODEQI): Likewise.
7395 (AVXMODE): Likewise.
7396 (AVX256MODEF2P): Likewise.
7397 (AVX256MODE2P): Likewise.
7398 (AVX256MODE4P): Likewise.
7399 (AVX256MODE8P): Likewise.
7400 (AVXMODEF2P): Likewise.
7401 (AVXMODEF4P): Likewise.
7402 (AVXMODEDCVTDQ2PS): Likewise.
7403 (AVXMODEDCVTPS2DQ): Likewise.
7404 (avxvecmode): Likewise.
7405 (avxvecpsmode): Likewise.
7406 (avxhalfvecmode): Likewise.
7407 (avxscalarmode): Likewise.
7408 (avxcvtvecmode): Likewise.
7409 (avxpermvecmode): Likewise.
7410 (avxmodesuffixf2c): Likewise.
7411 (avxmodesuffixp): Likewise.
7412 (avxmodesuffixs): Likewise.
7413 (avxmodesuffix): Likewise.
7414 (vpermilbits): Likewise.
7415 (pinsrbits): Likewise.
7416 (mov<mode>): Likewise.
7417 (*mov<mode>_internal): Likewise.
7418 (push<mode>1): Likewise.
7419 (movmisalign<mode>): Likewise.
7420 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7421 (avx_movdqu<avxmodesuffix>): Likewise.
7422 (avx_lddqu<avxmodesuffix>): Likewise.
7423 (<plusminus_insn><mode>3): Likewise.
7424 (*avx_<plusminus_insn><mode>3): Likewise.
7425 (*avx_vm<plusminus_insn><mode>3): Likewise.
7426 (mul<mode>3): Likewise.
7427 (*avx_mul<mode>3): Likewise.
7428 (*avx_vmmul<mode>3): Likewise.
7429 (divv8sf3): Likewise.
7430 (divv4df3): Likewise.
7431 (avx_div<mode>3): Likewise.
7432 (*avx_div<mode>3): Likewise.
7433 (*avx_vmdiv<mode>3): Likewise.
7434 (avx_rcpv8sf2): Likewise.
7435 (*avx_vmrcpv4sf2): Likewise.
7436 (sqrtv8sf2): Likewise.
7437 (avx_sqrtv8sf2): Likewise.
7438 (*avx_vmsqrt<mode>2): Likewise.
7439 (rsqrtv8sf2): Likewise.
7440 (avx_rsqrtv8sf2): Likewise.
7441 (*avx_vmrsqrtv4sf2): Likewise.
7442 (<code><mode>3): Likewise.
7443 (*avx_<code><mode>3_finite): Likewise.
7444 (*avx_<code><mode>3): Likewise.
7445 (*avx_vm<code><mode>3): Likewise.
7446 (*avx_ieee_smin<mode>3): Likewise.
7447 (*avx_ieee_smax<mode>3): Likewise.
7448 (avx_addsubv8sf3): Likewise.
7449 (avx_addsubv4df3): Likewise.
7450 (*avx_addsubv4sf3): Likewise.
7451 (*avx_addsubv2df3): Likewise.
7452 (avx_h<plusminus_insn>v4df3): Likewise.
7453 (avx_h<plusminus_insn>v8sf3): Likewise.
7454 (*avx_h<plusminus_insn>v4sf3): Likewise.
7455 (*avx_h<plusminus_insn>v2df3): Likewise.
7456 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7457 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7458 (*avx_maskcmp<mode>3): Likewise.
7459 (avx_nand<mode>3): Likewise.
7460 (*avx_<code><mode>3): Likewise.
7461 (*avx_nand<mode>3): Likewise.
7462 (*avx_<code><mode>3): Likewise.
7463 (*avx_cvtsi2ss): Likewise.
7464 (*avx_cvtsi2ssq): Likewise.
7465 (*avx_cvtsi2sd): Likewise.
7466 (*avx_cvtsi2sdq): Likewise.
7467 (*avx_cvtsd2ss): Likewise.
7468 (avx_cvtss2sd): Likewise.
7469 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7470 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7471 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7472 (*avx_cvtsi2sd): Likewise.
7473 (*avx_cvtsi2sdq): Likewise.
7474 (avx_cvtdq2pd256): Likewise.
7475 (avx_cvtpd2dq256): Likewise.
7476 (avx_cvttpd2dq256): Likewise.
7477 (*avx_cvtsd2ss): Likewise.
7478 (*avx_cvtss2sd): Likewise.
7479 (avx_cvtpd2ps256): Likewise.
7480 (avx_cvtps2pd256): Likewise.
7481 (*avx_movhlps): Likewise.
7482 (*avx_movlhps): Likewise.
7483 (avx_unpckhps256): Likewise.
7484 (*avx_unpckhps): Likewise.
7485 (avx_unpcklps256): Likewise.
7486 (*avx_unpcklps): Likewise.
7487 (avx_movshdup256): Likewise.
7488 (avx_movsldup256): Likewise.
7489 (avx_shufps256): Likewise.
7490 (avx_shufps256_1): Likewise.
7491 (*avx_shufps_<mode>): Likewise.
7492 (*avx_loadhps): Likewise.
7493 (*avx_storelps): Likewise.
7494 (*avx_loadlps): Likewise.
7495 (*avx_movss): Likewise.
7496 (*vec_dupv4sf_avx): Likewise.
7497 (*vec_concatv2sf_avx): Likewise.
7498 (*vec_concatv4sf_avx): Likewise.
7499 (*vec_setv4sf_0_avx): Likewise.
7500 (*vec_setv4sf_avx): Likewise.
7501 (*avx_insertps): Likewise.
7502 (avx_vextractf128<mode>): Likewise.
7503 (vec_extract_lo_<mode>): Likewise.
7504 (vec_extract_hi_<mode>): Likewise.
7505 (vec_extract_lo_<mode>): Likewise.
7506 (vec_extract_hi_<mode>): Likewise.
7507 (vec_extract_lo_v16hi): Likewise.
7508 (vec_extract_hi_v16hi): Likewise.
7509 (vec_extract_lo_v32qi): Likewise.
7510 (vec_extract_hi_v32qi): Likewise.
7511 (avx_unpckhpd256): Likewise.
7512 (*avx_unpckhpd): Likewise.
7513 (avx_movddup256): Likewise.
7514 (*avx_movddup): Likewise.
7515 (avx_unpcklpd256): Likewise.
7516 (*avx_unpcklpd): Likewise.
7517 (avx_shufpd256): Likewise.
7518 (avx_shufpd256_1): Likewise.
7519 (*avx_punpckhqdq): Likewise.
7520 (*avx_punpcklqdq): Likewise.
7521 (*avx_shufpd_<mode>): Likewise.
7522 (*avx_storehpd): Likewise.
7523 (*avx_loadhpd): Likewise.
7524 (*avx_loadlpd): Likewise.
7525 (*avx_movsd): Likewise.
7526 (*vec_concatv2df_avx): Likewise.
7527 (*avx_<plusminus_insn><mode>3): Likewise.
7528 (*avx_<plusminus_insn><mode>3): Likewise.
7529 (*avx_mulv8hi3): Likewise.
7530 (*avxv8hi3_highpart): Likewise.
7531 (*avx_umulv8hi3_highpart): Likewise.
7532 (*avx_umulv2siv2di3): Likewise.
7533 (*avx_mulv2siv2di3): Likewise.
7534 (*avx_pmaddwd): Likewise.
7535 (*avx_mulv4si3): Likewise.
7536 (*avx_ashr<mode>3): Likewise.
7537 (*avx_lshr<mode>3): Likewise.
7538 (*avx_ashl<mode>3): Likewise.
7539 (*avx_<code><mode>3): Likewise.
7540 (*avx_eq<mode>3): Likewise.
7541 (*avx_gt<mode>3): Likewise.
7542 (*avx_nand<mode>3): Likewise.
7543 (*avx_nand<mode>3): Likewise.
7544 (*avx_<code><mode>3): Likewise.
7545 (*avx_<code><mode>3): Likewise.
7546 (*avx_packsswb): Likewise.
7547 (*avx_packssdw): Likewise.
7548 (*avx_packuswb): Likewise.
7549 (*avx_punpckhbw): Likewise.
7550 (*avx_punpcklbw): Likewise.
7551 (*avx_punpckhwd): Likewise.
7552 (*avx_punpcklwd): Likewise.
7553 (*avx_punpckhdq): Likewise.
7554 (*avx_punpckldq): Likewise.
7555 (*avx_pinsr<avxmodesuffixs>): Likewise.
7556 (*avx_pinsrq): Likewise.
7557 (*avx_loadld): Likewise.
7558 (*vec_extractv2di_1_rex64_avx): Likewise.
7559 (*vec_extractv2di_1_avx): Likewise.
7560 (*vec_dupv2di_avx): Likewise.
7561 (*vec_concatv2si_avx): Likewise.
7562 (*vec_concatv4si_1_avx): Likewise.
7563 (*vec_concatv2di_avx): Likewise.
7564 (*vec_concatv2di_rex64_avx): Likewise.
7565 (*avx_uavgv16qi3): Likewise.
7566 (*avx_uavgv8hi3): Likewise.
7567 (*avx_psadbw): Likewise.
7568 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7569 (*avx_phaddwv8hi3): Likewise.
7570 (*avx_phadddv4si3): Likewise.
7571 (*avx_phaddswv8hi3): Likewise.
7572 (*avx_phsubwv8hi3): Likewise.
7573 (*avx_phsubdv4si3): Likewise.
7574 (*avx_phsubswv8hi3): Likewise.
7575 (*avx_pmaddubsw128): Likewise.
7576 (*avx_pmulhrswv8hi3): Likewise.
7577 (*avx_pshufbv16qi3): Likewise.
7578 (*avx_psign<mode>3): Likewise.
7579 (*avx_palignrti): Likewise.
7580 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7581 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7582 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7583 (*avx_mpsadbw): Likewise.
7584 (*avx_packusdw): Likewise.
7585 (*avx_pblendvb): Likewise.
7586 (*avx_pblendw): Likewise.
7587 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7588 (avx_ptest256): Likewise.
7589 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7590 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7591 (*avx_aesenc): Likewise.
7592 (*avx_aesenclast): Likewise.
7593 (*avx_aesdec): Likewise.
7594 (*avx_aesdeclast): Likewise.
7595 (avx_vzeroupper): Likewise.
7596 (avx_vzeroupper_rex64): Likewise.
7597 (avx_vpermil<mode>): Likewise.
7598 (avx_vpermilvar<mode>3): Likewise.
7599 (avx_vpermil2<mode>3): Likewise.
7600 (avx_vperm2f128<mode>3): Likewise.
7601 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7602 (avx_vbroadcastss256): Likewise.
7603 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7604 (avx_vinsertf128<mode>): Likewise.
7605 (vec_set_lo_<mode>): Likewise.
7606 (vec_set_hi_<mode>): Likewise.
7607 (vec_set_lo_<mode>): Likewise.
7608 (vec_set_hi_<mode>): Likewise.
7609 (vec_set_lo_v16hi): Likewise.
7610 (vec_set_hi_v16hi): Likewise.
7611 (vec_set_lo_v32qi): Likewise.
7612 (vec_set_hi_v32qi): Likewise.
7613 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7614 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7615 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7616 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7617 (vec_init<mode>): Likewise.
7618 (*vec_concat<mode>_avx): Likewise.
7619 (blendbits): Support V8SF and V4DF.
7620 (sse2_movq128): Support AVX.
7621 (<sse>_movnt<mode>): Likewise.
7622 (sse2_movntv2di): Likewise.
7623 (sse_rcpv4sf2): Likewise.
7624 (sse_sqrtv4sf2): Likewise.
7625 (sse_rsqrtv4sf2): Likewise.
7626 (<sse>_comi): Likewise.
7627 (<sse>_ucomi): Likewise.
7628 (sse_cvtss2si): Likewise.
7629 (sse_cvtss2si_2): Likewise.
7630 (sse_cvtss2siq): Likewise.
7631 (sse_cvtss2siq_2): Likewise.
7632 (sse_cvttss2si): Likewise.
7633 (sse_cvttss2siq): Likewise.
7634 (sse2_cvtsd2si): Likewise.
7635 (sse2_cvtsd2si_2): Likewise.
7636 (sse2_cvtsd2siq): Likewise.
7637 (sse2_cvtsd2siq_2): Likewise.
7638 (sse2_cvttsd2si): Likewise.
7639 (sse2_cvttsd2siq): Likewise.
7640 (sse2_cvtdq2pd): Likewise.
7641 (*sse2_cvtpd2dq): Likewise.
7642 (*sse2_cvttpd2dq): Likewise.
7643 (*sse2_cvtpd2ps): Likewise.
7644 (sse2_cvtps2pd): Likewise.
7645 (sse3_movshdup): Likewise.
7646 (sse3_movsldup): Likewise.
7647 (sse_storehps): Likewise.
7648 (*sse4_1_extractps): Likewise.
7649 (sse2_storelpd): Likewise.
7650 (vec_dupv2df_sse3): Likewise.
7651 (*vec_concatv2df_sse3): Likewise.
7652 (*sse4_1_pextrb): Likewise.
7653 (*sse4_1_pextrb_memory): Likewise.
7654 (*sse2_pextrw): Likewise.
7655 (*sse4_1_pextrw_memory): Likewise.
7656 (*sse4_1_pextrd): Likewise.
7657 (*sse4_1_pextrq): Likewise.
7658 (sse2_pshufd_1): Likewise.
7659 (sse2_pshuflw_1): Likewise.
7660 (sse2_pshufhw_1): Likewise.
7661 (*sse2_storeq_rex64): Likewise.
7662 (*vec_dupv4si): Likewise.
7663 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7664 (sse2_pmovmskb): Likewise.
7665 (*sse2_maskmovdqu): Likewise.
7666 (*sse2_maskmovdqu_rex64): Likewise.
7667 (sse_ldmxcsr): Likewise.
7668 (sse_stmxcsr): Likewise.
7669 (abs<mode>2): Likewise.
7670 (sse4_1_movntdqa): Likewise.
7671 (sse4_1_phminposuw): Likewise.
7672 (sse4_1_extendv8qiv8hi2): Likewise.
7673 (*sse4_1_extendv8qiv8hi2): Likewise.
7674 (sse4_1_extendv4qiv4si2): Likewise.
7675 (*sse4_1_extendv4qiv4si2): Likewise.
7676 (sse4_1_extendv2qiv2di2): Likewise.
7677 (*sse4_1_extendv2qiv2di2): Likewise.
7678 (sse4_1_extendv4hiv4si2): Likewise.
7679 (*sse4_1_extendv4hiv4si2): Likewise.
7680 (sse4_1_extendv2hiv2di2): Likewise.
7681 (*sse4_1_extendv2hiv2di2): Likewise.
7682 (sse4_1_extendv2siv2di2): Likewise.
7683 (*sse4_1_extendv2siv2di2): Likewise.
7684 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7685 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7686 (sse4_1_zero_extendv4qiv4si2): Likewise.
7687 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7688 (sse4_1_zero_extendv2qiv2di2): Likewise.
7689 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7690 (sse4_1_zero_extendv4hiv4si2): Likewise.
7691 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7692 (sse4_1_zero_extendv2hiv2di2): Likewise.
7693 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7694 (sse4_1_zero_extendv2siv2di2): Likewise.
7695 (*sse4_1_zero_extendv2siv2di2): Likewise.
7696 (sse4_1_ptest): Likewise.
7697 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7698 (sse4_2_pcmpestri): Likewise.
7699 (sse4_2_pcmpestrm): Likewise.
7700 (sse4_2_pcmpistri): Likewise.
7701 (sse4_2_pcmpistrm): Likewise.
7703 (aeskeygenassist): Likewise.
7705 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7707 * config/i386/predicates.md (vzeroall_operation): New.
7709 * config/i386/sse.md (avx_vzeroall): New.
7710 (*avx_vzeroall): Likewise.
7712 2008-08-28 Paul Brook <paul@codesourcery.com>
7713 Mark Shinwell <shinwell@codesourcery.com>
7714 Richard Earnshaw <richard.earnshaw@arm.com>
7716 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7717 (TARGET_MIN_ANCHOR_OFFSET): New.
7718 (arm_override_options): Set correct anchor ranges for Thumb-1
7719 and Thumb-2 if required.
7720 (legitimize_pic_address): Handle case involving a TLS symbol
7721 reference with an addend.
7722 (arm_optimization_options): Enable section anchors at -O1 and
7724 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7725 * config/arm/arm-protos.h (arm_optimization_options): New.
7727 2008-08-28 Nick Clifton <nickc@redhat.com>
7729 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7730 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7733 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7734 * config/v850/v850.md (return): Remove frame size restriction.
7736 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7738 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7740 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7742 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7744 2008-08-28 Paul Brook <paul@codesourcery.com>
7746 * config/arm/vfp11.md: Update license notice.
7747 * config/arm/cortex-r4.md: Ditto.
7749 2008-08-28 Richard Guenther <rguenther@suse.de>
7751 PR tree-optimization/37207
7752 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7755 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7758 * tree.c (int_fits_type_p): Don't forget unsigned integers
7759 of type sizetype which higher end word equals -1.
7761 2008-08-28 Ira Rosen <irar@il.ibm.com>
7763 * target.h (struct vectorize): Add new target builtin.
7764 * tree-vectorizer.c (destroy_loop_vec_info): Call
7765 vect_free_slp_instance instead of vect_free_slp_node.
7766 * tree-vectorizer.h (enum slp_load_perm_type): New.
7767 (struct _slp_instance): Add new fields.
7768 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7769 (SLP_INSTANCE_LOADS): New.
7770 (vect_free_slp_tree): Remove.
7771 (vect_free_slp_instance): Declare.
7772 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7773 (vectorizable_load): Add argument.
7774 (vect_transform_slp_perm_load): New.
7775 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7777 (vect_get_place_in_interleaving_chain): New function.
7778 (vect_free_slp_tree): Make static.
7779 (vect_free_slp_instance): New function.
7780 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7781 collect the load location in the interleaving chain.
7782 (vect_supported_slp_permutation_p): New function.
7783 (vect_supported_load_permutation_p): Likewise.
7784 (vect_analyze_slp_instance): In case of loads permutation, call
7785 vect_supported_load_permutation_p to check that the permutation is
7787 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7788 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7789 (vect_create_mask_and_perm): New function.
7790 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7791 (vectorizable_load): Add an argument. Don't keep the created vectors
7792 statements in the node if permutation is required. Call
7793 vect_transform_slp_perm_load to generate the permutation.
7794 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7795 additional argument.
7796 (vect_schedule_slp_instance): In case of loads permutation, allocate
7797 vectorized statements structure for all the related SLP nodes. Call
7798 vect_transform_stmt with addditional argument.
7799 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7800 * config/spu/spu.c (spu_builtin_vec_perm): New.
7801 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7802 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7803 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7804 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7806 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7808 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7809 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7810 __gthread_cond_signal, __gthread_cond_timedwait,
7811 __gthread_cond_timedwait_recursive): New functions.
7812 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7814 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7817 2008-08-28 Richard Guenther <rguenther@suse.de>
7820 * fold-const.c (maybe_canonicalize_comparison_1): Require
7821 undefined overflow only for canonicalizing A +- CST cmp CST.
7822 Make sure to not generate new constants that are not inside
7823 their TYPE_MIN/MAX_VALUE range.
7824 (maybe_canonicalize_comparison): Remove undefined overflow
7826 (fold_binary): Remove now duplicate folding.
7828 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7830 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7831 use not updated in the last change.
7833 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7835 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7836 (IRA_COVER_CLASSES): Add FPUL_REGS.
7838 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7841 * c-common.c (conversion_warning): Check for null operands.
7843 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7846 * c-decl.c (check_for_loop_decls): Improve error message. Give
7849 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7852 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7853 (convert_for_assignment): Pass corrent OPT_W* parameter to
7854 WARN_FOR_ASSIGNMENT.
7856 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7859 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7861 2008-08-27 Paul Brook <paul@codesourcery.com>
7863 * config.gcc: Loosen checks for arm uclinux eabi targets.
7865 2008-08-27 Paul Brook <paul@codesourcery.com>
7867 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7869 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7871 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7873 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7874 the enumerators of an ENUMERAL_TYPE.
7875 * dbxout.c (dbxout_type): Ditto.
7877 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7880 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7881 (fwprop_addr): Check that the loop_father is not the outer loop.
7883 2008-08-26 Paul Brook <paul@codesourcery.com>
7885 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7886 Remove documentation entry for fmul type.
7887 Use fmuls to annotate single-precision multiplication patterns,
7888 fmuld to annotate double-precision multiplication patterns,
7889 fmacs to annotate single-precision multiply-accumulate patterns
7890 and fmacd to annotate double-precision multiply-accumulate patterns.
7891 * config/arm/vfp11.md: Update reservations accordingly.
7892 * config/arm/arm.md: Note that certain values of the "type"
7893 attribute are documented in vfp.md.
7894 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7895 (v10_cvt): Use new fmul types.
7897 2008-08-26 Paul Brook <paul@codesourcery.com>
7899 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7900 * config/arm/vfp11.md: ...here. New.
7901 * config/arm/arm.md: Include vfp11.md.
7903 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7905 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7906 parameter to inform call.
7908 2008-08-26 Jeff Law <law@redhat.com>
7910 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7911 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7912 preferred class when copying a constant into a partial word register.
7914 2008-08-26 Ben Elliston <bje@au.ibm.com>
7916 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7917 * cp/typeck.c: Likewise.
7918 * cp/tree.c: Likewise.
7919 * gimple-low.c: Likewise.
7922 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7924 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7925 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7927 * doc/passes.texi: Describe IRA.
7929 * doc/tm.texi (IRA_COVER_CLASSES,
7930 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7932 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7933 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7934 -fira-propagate-cost, -fno-ira-share-save-slots,
7935 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7937 * flags.h (ira_algorithm): New enumeration.
7938 (flag_ira_algorithm, flag_ira_verbose): New external variable
7941 * postreload.c (gate_handle_postreload): Don't do post reload
7942 optimizations unless the reload is completed.
7944 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7947 * tree-pass.h (pass_ira): New external variable declaration.
7949 * reload.h: Add 2008 to the Copyright.
7951 * cfgloopanal.c: Include params.h.
7952 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7955 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7957 * toplev.c (ira.h): New include.
7958 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7959 (backend_init_target): Call ira_init.
7960 (backend_init): Call ira_init_once.
7961 (finalize): Call finish_ira_once.
7963 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7964 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7967 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7968 may_move_out_cost): New external variable declarations.
7969 (move_table): New typedef.
7971 * caller-save.c: Include headers output.h and ira.h.
7972 (no_caller_save_reg_set): New global variable.
7973 (save_slots_num, save_slots): New variables.
7974 (reg_save_code, reg_restore_code, add_stored_regs): Add
7976 (init_caller_save): Set up no_caller_save_reg_set.
7977 (init_save_areas): Reset save_slots_num.
7978 (saved_hard_reg): New structure.
7979 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7980 (initiate_saved_hard_regs, new_saved_hard_reg,
7981 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7983 (setup_save_areas): Add code for sharing stack slots.
7984 (all_blocks): New variable.
7985 (save_call_clobbered_regs): Process pseudo-register too.
7986 (mark_set_regs): Process pseudo-register too.
7987 (insert_one_insn): Put the insn after bb note in a empty basic
7988 block. Add insn check.
7990 * global.c (eliminable_regset): Make it external.
7991 (mark_elimination): Use DF_LR_IN for IRA.
7992 (pseudo_for_reload_consideration_p): New.
7993 (build_insn_chain): Make it external. Don't ignore spilled
7994 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7995 (gate_handle_global_alloc): New function.
7996 (pass_global_alloc): Add the gate function.
7998 * opts.c (decode_options): Set up flag_ira. Print the warning for
8000 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8002 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8004 * regmove.c (regmove_optimize): Don't do replacement of output for
8007 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8008 New external variable declarations.
8010 * local-alloc.c (update_equiv_regs): Make it external. Return
8011 true if jump label rebuilding should be done. Rescan new_insn for
8013 (gate_handle_local_alloc): New function.
8014 (pass_local_alloc): Add the gate function.
8016 * alias.c (value_addr_p, stack_addr_p): New functions.
8017 (nonoverlapping_memrefs_p): Use them for IRA.
8019 * common.opt (fira, fira-algorithm, fira-coalesce,
8020 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8021 fira-verbose): New options.
8023 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8024 move_cost, may_move_in_cost, may_move_out_cost): Make the
8026 (move_table): Remove typedef.
8027 (init_move_cost): Make it external.
8028 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8031 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8032 setup_reg_classes): New function prototypes.
8033 (eliminable_regset): New external variable declaration.
8034 (build_insn_chain, update_equiv_regs): New function prototypes.
8036 * Makefile.in (IRA_INT_H): New definition.
8037 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8038 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8039 (reload1.o, toplev.o): Add dependence on ira.h.
8040 (cfgloopanal.o): Add PARAMS_H.
8041 (caller-save.o): Add dependence on output.h and ira.h.
8042 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8043 ira-emit.o, ira-lives.o): New entries.
8045 * passes.c (pass_ira): New pass.
8047 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8049 * reload1.c (ira.h): Include the header.
8050 (changed_allocation_pseudos): New bitmap.
8051 (init_reload): Initiate the bitmap.
8052 (compute_use_by_pseudos): Permits spilled registers in FROM.
8053 (temp_pseudo_reg_arr): New variable.
8054 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8055 IRA. Call alter_reg with the additional parameter. Don't clear
8056 spilled_pseudos for IRA. Restore original insn chain for IRA.
8057 Clear changed_allocation_pseudos at the end of reload.
8058 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8059 (hard_regno_to_pseudo_regno): New variable.
8060 (count_pseudo): Check spilled pseudos. Set up
8061 hard_regno_to_pseudo_regno.
8062 (count_spilled_pseudo): Check spilled pseudos. Update
8063 hard_regno_to_pseudo_regno.
8064 (find_reg): Use better_spill_reload_regno_p. Check
8065 hard_regno_to_pseudo_regno.
8066 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8068 (eliminate_regs_1): Use additional parameter for alter_reg.
8069 (finish_spills): Set up pseudo_previous_regs only for spilled
8070 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8071 more arguments. Don't clear live_throughout and dead_or_set for
8072 spilled pseudos. Use additional parameter for alter_reg. Call
8073 mark_allocation_change. Set up changed_allocation_pseudos.
8074 Remove sanity check.
8075 (emit_input_reload_insns, delete_output_reload): Use additional
8076 parameter for alter_reg. Call mark_allocation_change.
8077 (substitute, gen_reload_chain_without_interm_reg_p): New
8079 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8081 * testsuite/gcc.dg/20080410-1.c: New file.
8083 * config/s390/s390.h (IRA_COVER_CLASSES,
8084 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8086 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8088 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8090 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8092 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8094 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8096 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8098 2008-08-24 Jeff Law <law@redhat.com>
8099 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8100 when ignoring unavailable registers.
8102 2008-08-24 Jeff Law <law@redhat.com>
8103 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8104 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8105 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8106 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8108 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8109 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8111 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8112 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8113 * reload1.c (find_reg): Process registers in register allocation order.
8115 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8116 * toplev.c (backend_init_target): Move ira_init call from
8118 (lang_dependent_init_target): ...to here.
8120 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8121 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8122 calculate memory move costs for NO_REGS.
8124 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8125 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8126 STACK_REGS is defined.
8128 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8129 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8131 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8132 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8134 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8135 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8136 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8139 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8140 Dorit Nuzman <dorit@il.ibm.com>
8142 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8143 vec_extract_evenv4sf, vec_extract_evenv8hi,
8144 vec_extract_evenv16qi, vec_extract_oddv4si,
8145 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8146 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8147 vec_interleave_highv4si, vec_interleave_lowv4si,
8148 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8149 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8150 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8152 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8155 * config/rs6000/rs6000.c (optimization_options): Don't default to
8156 section anchors without toplevel reorder.
8158 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8160 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8161 (mfc_end_critical_section): Likewise.
8163 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8165 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8166 all type qualifiers from element type to vector type.
8168 2008-08-25 David Daney <ddaney@avtrex.com>
8170 * config/mips/mips.md (immediate_insn): Move up in file, fix
8171 comment typo, reformat.
8172 (fetchop_bit, atomic_hiqi_op memory_barrier,
8173 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8174 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8175 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8176 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8177 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8178 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8179 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8180 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8181 sync_old_nand<mode>, sync_new_nand<mode>,
8182 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8183 test_and_set_12): Moved to sync.md.
8185 * config/mips/sync.md: New file.
8187 2008-08-25 Richard Henderson <rth@redhat.com>
8189 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8190 (regsave): Likewise.
8191 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8192 (output_cfi_directive): Likewise.
8193 (div_data_align): New.
8194 (output_cfi): Use it.
8196 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8198 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8199 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8200 (TARGET_OCTEON): New macro.
8201 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8202 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8203 (ISA_HAS_POP): New macro.
8204 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8206 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8208 * config/mips/mips.md (cpu): Add octeon.
8209 (type): Add pop attribute value.
8210 (popcount<mode>2): New pattern.
8211 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8213 2008-08-24 Jan Hubicka <jh@suse.cz>
8215 * doc/invoke.texi (-fipa-cp-clone): New option.
8216 (-fipa-cp): Update docs.
8217 (--param ipcp-unit-growth):New.
8218 * ipa-cp.c: Include fibheap.h, params.h
8219 (ipcp_initialize_node_lattices): When not cloning, all externally
8220 visible functions are bottom.
8221 (ipcp_need_redirect_p): Accept clones.
8222 (ipcp_insert_stage): Use cost driven heuristics.
8223 (max_count, dead_nodes): New static vars.
8224 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8225 ipcp_const_param_count): New functions.
8226 * common.opt (ipa-cp-clone): New command line option.
8227 * params.def (ipcp-unit-growth): New.
8229 2008-08-24 Jan Hubicka <jh@suse.cz>
8231 * tree-inline.c (tree_function_versioning): Look harder
8232 for referenced vars.
8234 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8236 PR tree-optimization/37185
8237 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8239 2008-08-23 Jan Hubicka <jh@suse.cz>
8241 * ipa-cp.c (ipcp_analyze_node): New function.
8242 (ipcp_update_cloned_node): Use it.
8243 (ipcp_init_stage): Likewise.
8244 * ipa-inline.c (function_insertion_hook_holder): New static var.
8245 (analyze_function): Break out from ....
8246 (inline_generate_summary): Here; register insertion hook.
8247 (cgraph_decide_inlining): Remove hook.
8248 (add_new_function): New function.
8250 2008-08-23 Jan Hubicka <jh@suse.cz>
8252 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8254 2008-08-23 Jan Hubicka <jh@suse.cz>
8256 * ipa-cp.c (constant_val_insert): Remove.
8257 (ipcp_propagate_one_const): Remove.
8258 (ipcp_create_replace_map): Always insert replacements to the map.
8259 (ipcp_insert_stage): Do not try to insert statements by hand.
8260 * tree-inline.c (insert_init_stmt): Break out from ...
8261 (setup_one_parameter): ... here; allow NULL BB pointer.
8262 (tree_function_versioning): Use setup_one_parameter to process
8265 2008-08-23 Jan Hubicka <jh@suse.cz>
8267 * tree.c (decl_address_ip_invariant_p): New function.
8268 * tree.h (decl_address_ip_invariant_p): Declare.
8269 * gimple.c (strip_invariant_refs): Break out from ...
8270 (is_gimple_invariant_address): ... here
8271 (is_gimple_ip_invariant_address): New function.
8272 (is_gimple_ip_invariant): New function.
8273 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8276 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8277 (ipcp_lat_is_insertable): All constants are insertable.
8278 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8279 IPA_CONST_VALUE_REF.
8280 (ipcp_initialize_node_lattices): Propagate all types of operands.
8281 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8282 (ipcp_create_replace_map): Reformat.
8283 (ipcp_need_redirect_p): Simplify.
8284 (ipcp_insert_stage): Check that argument is used before clonning.
8285 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8287 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8288 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8289 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8290 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8291 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8292 * tree-inline.c (tree_function_versioning): Add variables referenced
8295 2008-08-23 Jan Hubicka <jh@suse.cz>
8298 * i386.c (standard_80387_constant_p): Use optimize_size.
8300 2008-08-23 Ira Rosen <irar@il.ibm.com>
8302 PR tree-optimization/37161
8303 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8304 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8305 (vect_determine_vectorization_factor): Move the scalar type
8306 retrieval to vect_get_smallest_scalar_type.
8307 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8308 scalar type. Remove redundant computation.
8309 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8310 (vect_get_slp_defs): Take the type of RHS into account if
8311 necessary by calling vect_get_smallest_scalar_type. Call
8312 vect_get_constant_vectors with additional argument.
8314 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8317 * doc/invoke.texi (Wwrite-strings): Clarify description.
8319 2008-08-23 Ira Rosen <irar@il.ibm.com>
8321 PR tree-optimization/37174
8322 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8323 def stmt is a part of the loop before accessing its stmt_vec_info.
8325 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8328 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8329 (*swap): New insn pattern.
8330 (*ashlqi3): Rename from ashlqi3 insn pattern.
8331 (ashlqi3): New expanders.
8332 (*lshrqi3): Rename from lshrqi3 insn pattern.
8333 (lshrqi3): New expanders.
8334 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8335 lshrqi3_const5, lshrqi3_const6): New splitters.
8336 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8337 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8340 2008-08-22 Richard Guenther <rguenther@suse.de>
8342 PR tree-optimization/37078
8343 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8344 [+INF, +INF] ranges.
8346 2008-08-22 Richard Guenther <rguenther@suse.de>
8348 PR tree-optimization/37143
8349 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8350 a conversion statement instead of a copy.
8352 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8355 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8356 CCCmode, CCOmode and CCSmode destination modes.
8359 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8360 from different units in a single alternative.
8361 (*vec_extractv2sf_1): Ditto.
8362 (*vec_extractv2si_0): Ditto.
8363 (*vec_extractv2si_1): Ditto.
8364 * config/i386/sse.md (sse2_storehpd): Ditto.
8365 (sse2_storelpd): Ditto.
8366 (sse2_loadhpd): Ditto.
8367 (sse2_loadlpd): Ditto.
8370 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8371 (popcountsi2): Ditto.
8372 (clzdi2_abm): Ditto.
8373 (popcountdi2): Ditto.
8374 (clzhi2_abm): Ditto.
8375 (popcounthi2): Ditto.
8377 2008-08-22 Richard Guenther <rguenther@suse.de>
8381 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8382 if the multiplication does not overflow.
8384 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8386 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8388 2008-08-21 Richard Henderson <rth@redhat.com>
8390 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8391 spurrious comma from test.
8392 * configure: Rebuild.
8394 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8397 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8400 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8402 * c-tree.h (grokfield): New argument.
8403 * c-decl.c (grokfield): Handle new location argument.
8404 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8406 2008-08-21 Richard Guenther <rguenther@suse.de>
8408 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8410 2008-08-21 Jan Hubicka <jh@suse.cz>
8412 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8413 (cgraph_add_function_insertion_hook,
8414 cgraph_remove_function_insertion_hook,
8415 cgraph_call_function_insertion_hooks): New functions.
8416 * cgraph.h (cgraph_add_function_insertion_hook,
8417 cgraph_remove_function_insertion_hook,
8418 cgraph_call_function_insertion_hooks): Declare.
8419 * ipa-reference.c (function_insertion_hook_holder): New variable.
8420 (check_operand, look_for_address_of): When checking late, do not care
8421 about module bitmaps.
8422 (add_new_function): New function.
8423 (generate_summary): Register hooks; zero module bitmaps.
8424 (propagate): Unregister hooks.
8425 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8426 (add_new_function): New function.
8427 (generate_summary): Register hook.
8428 (propagate): Remove hook.
8430 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8432 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8433 * ipa-cp.c (ipcp_update_cloned_node): New function.
8434 (build_const_val): Handle functions correctly; bring type logic
8435 into sync with tree-inline.c
8436 (ipcp_init_stage): Take care of computing stuff needed by
8437 indirect inlining; update clones.
8438 (ipcp_generate_summary): Break out of ipcp_driver.
8439 (ipcp_driver): Do only execution and transformation.
8440 (pass_ipa_cp): Make IPA_PASS.
8441 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8443 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8444 ipcp, some info is already available.
8445 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8446 * tree-inline.c (remap_ssa_name): Unshare expression.
8448 2008-08-21 Richard Guenther <rguenther@suse.de>
8450 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8451 a PHI ask VN if it is already available.
8452 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8453 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8455 2008-08-21 Richard Guenther <rguenther@suse.de>
8458 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8459 makes sure to produce a result of the correct type.
8461 2008-08-21 Jan Hubicka <jh@suse.cz>
8462 Backport from LTO branch:
8464 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8465 Jan Hubicka <jh@suse.cz>
8468 (init_state, finish_state, set_function_state, generate_summary):
8470 (scan_stmt): Renamed from scan_function. Changed to keep state in
8471 local static vars rather than cgraph aux field.
8472 (propagate): Renamed from static_execute. Changed to keep state in
8473 local static vars rather than cgraph aux field.
8474 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8475 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8477 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8479 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8480 * ipa-reference.c (init_function_info, generate_summary,
8481 propagate): New functions.
8482 (analyze_function): Call init_function_info.
8483 (static_execute): Stripped into generate_summary and propagate.
8484 (pass_ipa_reference): Made into ipa_opt_pass.
8486 2008-08-21 Richard Guenther <rguenther@suse.de>
8488 PR tree-optimization/37181
8489 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8491 (extract_range_from_unary_expr): Likewise.
8493 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8495 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8497 * toplev.h (pedwarn_at): Likewise.
8498 * builtins.c: Update all calls to pedwarn.
8499 * c-lex.c: Likewise.
8500 * toplev.c: Likewise.
8501 * c-tree.h: Likewise.
8502 * c-decl.c: Likewise.
8503 * c-errors.c: Likewise.
8504 * c-typeck.c: Likewise.
8505 * c-common.c: Likewise.
8506 * c-parser.c: Likewise.
8508 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8511 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8512 with MODE_VECTOR_INT mode.
8514 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8517 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8518 initialized outside the current module.
8519 (warn_uninitialized_var): Ignore left-hand side when walking the
8520 trees. Ignore address expressions. Examine VUSE operands in gimple
8521 statements with a variable declaration on the right-hand side.
8523 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8526 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8528 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8531 * c-common.c (conversion_warning): Do not warn if applying bit-and
8532 operator to unsigned constant that fits in the target type.
8534 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8537 * c-common.c (conversion_warning): Do not warn for artificial
8540 2008-08-20 Richard Guenther <rguenther@suse.de>
8542 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8543 (extract_range_from_binary_expr): Fall back to constant propagation.
8544 (extract_range_from_unary_expr): Likewise.
8546 2008-08-20 Richard Guenther <rguenther@suse.de>
8548 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8549 with TREE_THIS_VOLATILE on shared nodes.
8550 (fold_stmt_r): Likewise.
8552 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8555 * c-parser.c (c_parser_attributes): For keywords use canonical
8556 spelling for attr_name.
8558 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8560 * value-prof.c (check_counter): Revert wrong call to error.
8562 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8564 * profile.c: Update calls to inform.
8565 * value-prof.c: Update calls to inform.
8567 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8569 * diagnostic.c (inform): Add an explicit location_t parameter.
8570 * toplev.h (inform): Update declaration.
8571 * builtins.c: Update all calls to inform.
8572 * c-common.c: Likewise.
8573 * c-decl.c: Likewise.
8574 * c-opts.c: Likewise.
8575 * c-pch.c: Likewise.
8576 * c-pragma.c: Likewise.
8577 * c-typeck.c: Likewise.
8578 * coverage.c: Likewise.
8580 * toplev.c: Likewise.
8581 * tree-cfg.c: Likewise.
8582 * tree-ssa.c: Likewise.
8584 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8587 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8588 V2DI mode, for SSE4.1, use movq instead of vector set if the
8589 second element is zero and inter-unit moves are OK.
8591 2008-08-20 Richard Guenther <rguenther@suse.de>
8593 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8594 properly handle conversion/copy chains after tuplification.
8596 2008-08-20 Richard Guenther <rguenther@suse.de>
8598 * passes.c (init_optimization_passes): Move the second
8599 forwprop pass before alias computation. Remove the second
8600 DCE pass. Remove the first dominator and phi copy/const
8603 2008-08-20 Nick Clifton <nickc@redhat.com>
8605 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8606 support of this feature. Do not assume that a sufficiently new
8607 assembler will support the feature regardless of the target type.
8608 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8609 * configure: Regenerate.
8611 2008-08-20 Richard Guenther <rguenther@suse.de>
8613 * tree-vrp.c (found_in_subgraph): Remove.
8614 (live): New global static.
8615 (live_on_edge): New function.
8616 (blocks_visited): Remove.
8617 (register_edge_assert_for_2): Use live_on_edge.
8618 (find_conditional_asserts): Remove code dealing with
8619 found_in_subgraph. Do not walk the CFG.
8620 (find_switch_asserts): Likewise.
8621 (find_assert_locations_1): Renamed from find_assert_locations.
8622 Move finding assert locations for conditional and switch
8623 statements first. Update live bitmap. Do not walk the CFG.
8624 (find_assert_locations): New function.
8625 (insert_range_assertions): Remove entry of CFG walk.
8626 Adjust call to find_assert_locations.
8627 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8628 that only can appear because of fake exit edges but assert we
8629 never try to insert on those.
8630 (fini_pre): Do not remove fake exit edges here...
8631 (execute_pre): ...but here, before committing edge inserts.
8633 2008-08-19 Richard Guenther <rguenther@suse.de>
8635 * passes.c (init_optimization_passes): Exchange store-ccp
8638 2008-08-19 Rafael Espíndola <espindola@google.com>
8640 * varasm.c (weak_decls): Move earlier in the file.
8641 (assemble_external): Add weak decls to the weak_decls list.
8642 (declare_weak): Don't add decls to the weak_decls list.
8644 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8647 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8648 before (sse2_shufpd_<mode>).
8650 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8653 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8654 * tree.c (block_nonartificial_location): Likewise.
8656 2008-08-19 Richard Guenther <rguenther@suse.de>
8658 PR tree-optimization/35972
8659 PR tree-optimization/23094
8660 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8662 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8663 handle MISALIGNED_INDIRECT_REF.
8664 (get_ref_from_reference_ops): New helper.
8665 (vn_reference_lookup_pieces): Walk the use-def chain using the
8666 alias-oracle if requested.
8667 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8668 walking the use-def chain.
8669 (compute_avail): But not here.
8670 (create_component_ref_by_pieces_1): Properly handle
8671 MISALIGNED_INDIRECT_REF.
8672 (do_regular_insertion): Handle fully redundant
8673 expressions after PHI-translation also for SSA_NAME values, not
8674 only constants. Correctly use edoubleprime for that.
8676 2008-08-19 Ira Rosen <irar@il.ibm.com>
8678 * tree-vectorizer.c (supportable_widening_operation): Support
8679 multi-step conversion, return the number of steps in such conversion
8680 and the required intermediate types.
8681 (supportable_narrowing_operation): Likewise.
8682 * tree-vectorizer.h (vect_pow2): New function.
8683 (supportable_widening_operation): Change argument types.
8684 (supportable_narrowing_operation): Likewise.
8685 (vectorizable_type_promotion): Add an argument.
8686 (vectorizable_type_demotion): Likewise.
8687 * tree-vect-analyze.c (vect_analyze_operations): Call
8688 vectorizable_type_promotion and vectorizable_type_demotion with
8689 additional argument.
8690 (vect_get_and_check_slp_defs): Detect patterns.
8691 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8693 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8694 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8695 factor according to the smallest type in the loop.
8696 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8697 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8698 supportable_widening_operation with correct arguments.
8699 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8700 operands lists according to the number of vector statements in left
8701 or right node, if exists.
8702 (vect_gen_widened_results_half): Remove unused argument.
8703 (vectorizable_conversion): Call supportable_widening_operation,
8704 supportable_narrowing_operation, and vect_gen_widened_results_half
8705 with correct arguments.
8706 (vectorizable_assignment): Change documentation, support multiple
8708 (vectorizable_operation): Likewise.
8709 (vect_get_loop_based_defs): New function.
8710 (vect_create_vectorized_demotion_stmts): Likewise.
8711 (vectorizable_type_demotion): Support loop-aware SLP and general
8712 multi-step conversion. Call vect_get_loop_based_defs and
8713 vect_create_vectorized_demotion_stmts for transformation.
8714 (vect_create_vectorized_promotion_stmts): New function.
8715 (vectorizable_type_promotion): Support loop-aware SLP and general
8716 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8718 (vectorizable_store): Change documentation, support multiple
8720 (vectorizable_load): Likewise.
8721 (vect_transform_stmt): Pass SLP_NODE to
8722 vectorizable_type_promotion and vectorizable_type_demotion.
8723 (vect_schedule_slp_instance): Move here the calculation of number
8724 of vectorized statements for each node from...
8725 (vect_schedule_slp): ... here.
8726 (vect_transform_loop): Call vect_schedule_slp without the last
8729 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8732 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8733 to == in assert statement.
8734 (vectorizable_reduction): Fix typo.
8736 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8739 * value-prof.c (check_counter): Dereference pointer to overall
8740 count when printing it.
8742 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8744 * profile.h: Really add it.
8746 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8748 * mcf.c: Really add it.
8750 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8751 Vinodha Ramasamy <vinodha@google.com>
8753 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8755 * value-prof.c (check_counter): Fix the counter if
8756 flag_profile_correction is true.
8757 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8758 tree_mod_subtract_transform):
8759 Follow check_counter parameter change.
8760 * common.opt (fprofile-correction): New option.
8762 * profile.h: Likewise.
8763 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8764 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8765 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8767 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8768 flag_profile_correction is set.
8770 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8772 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8774 2008-08-18 Tomas Bily <tbily@suse.cz>
8776 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8777 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8779 * tree-data-ref.c (split_constant_offset_1): Likewise.
8780 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8781 * tree-sra.c (sra_walk_expr): Likewise.
8782 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8783 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8784 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8785 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8787 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8788 * tree-vect-transform.c (vectorizable_type_demotion)
8789 (vectorizable_type_promotion): Likewise.
8790 * tree-inline.c (expand_call_inline):
8791 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8792 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8793 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8794 * expr.c (expand_expr_real_1): Likewise.
8795 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8796 (gimple_assign_unary_useless_conversion_p): Likewise.
8797 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8798 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8799 * fold-const.c (fold_unary): Likewise.
8800 * tree.h (CONVERT_EXPR_P): Likewise.
8801 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8802 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8804 (register_edge_assert_for_2, extract_range_from_unary_expr)
8805 (register_edge_assert_for_1): Likewise.
8807 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8809 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8810 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8811 (enum real_value_const): Delete.
8812 (get_real_const): Delete.
8813 * real.c (get_real_const): Delete.
8814 (dconst_e_ptr): Define.
8815 (dconst_third_ptr): Define.
8816 (dconst_sqrt2_ptr): Define.
8817 * builtins.c: Update all callers.
8819 2008-08-18 Richard Guenther <rguenther@suse.de>
8821 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8822 statement iterator after statement removal.
8824 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8826 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8827 (detect_processor_freebsd): Likewise.
8828 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8830 2008-08-18 Richard Guenther <rguenther@suse.de>
8832 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8833 and loads have the correct types.
8835 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8838 * c-opts.c (cpp_opts): Remove static.
8839 * c-parser.c (cpp_opts): Declare it extern.
8840 (disable_extension_diagnostics): Handle cpp options.
8841 (enable_extension_diagnostics): Likewise.
8843 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8845 * diagnostics.c (permerror_at): Rename as permerror.
8846 (permerror): Delete.
8847 * toplev.h: Likewise.
8849 2008-08-18 Richard Guenther <rguenther@suse.de>
8851 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8852 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8853 Move call_cdce before build_alias. Move copyrename2,
8854 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8855 right after final inlining.
8856 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8857 (pass_build_cfg): But instead via TODO_dump_func.
8859 2008-08-18 Richard Guenther <rguenther@suse.de>
8861 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8863 (scalarize_init): If we failed to generate some initializers
8864 do not generate zeros for not instantiated members. Instead
8865 rely on the copy out.
8866 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8867 about missing flow-sensitive alias info only if we have
8870 2008-08-17 Nick Clifton <nickc@redhat.com>
8872 * doc/extend.texi (Function Attributes): Fix typo in description
8873 if hot function attribute.
8875 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8876 Richard Sandiford <rdsandiford@googlemail.com>
8878 * doc/install.texi (--with-mips-plt): Document.
8879 * doc/invoke.texi (-mplt, -mno-plt): Document.
8880 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8881 and handle ${with_mips_plt}.
8882 * config/mips/mips.opt (mplt): New option.
8883 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8884 (TARGET_ABICALLS_PIC2): Likewise.
8885 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8886 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8887 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8888 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8889 to decide whether to output ".option picX" directives.
8890 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8891 Pass -call_nonpic rather than -KPIC for -mplt.
8892 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8893 on the command line. Also remove it when -mabi=64 is used without
8895 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8896 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8897 TARGET_ABICALLS_PIC0.
8898 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8900 (mips16_build_function_stub): Only output ".option pic" directives
8901 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8902 (mips16_build_call_stub): Fix comment and remove redundant
8903 ".set at"/"set .noat" directives.
8904 (mips_function_rodata_section): Use the default behaviour for
8905 TARGET_ABSOLUTE_ABICALLS.
8906 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8907 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8908 (mips_restore_gp): Do nothing if the current function doesn't use
8910 (mips_expand_prologue): Only save $gp if the current function uses it.
8911 Use a normal move for TARGET_ABICALLS_PIC0.
8912 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8914 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8916 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8917 of function when handling GLOBAL_POINTER_REGNUM.
8919 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8922 * common.opt (-fstack-check): Do not declare the variable here.
8923 (-fstack-check=): New option variant.
8924 * doc/invoke.texi (Code Gen Options): Document it.
8925 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8926 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8927 (STACK_CHECK_STATIC_BUILTIN): New macro.
8928 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8929 * opts.c: Include expr.h.
8930 (common_handle_option) <OPT_fold_stack_check_>: New case.
8931 <OPT_fstack_check>: Likewise.
8932 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8933 consistently in the test for variable-sized types. Adjust for
8934 new behaviour of flag_stack_check.
8935 * explow.c: Include except.h.
8936 (allocate_dynamic_stack_space): Do not take into account
8937 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8938 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8939 for variable-sized parameters. Treat all parameters whose size is
8940 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8941 stack checking is enabled.
8942 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8943 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8944 if generic stack checking is enabled.
8945 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8946 * reload1.c (reload): Likewise.
8947 * stmt.c (expand_decl): Assert that all automatic variables have
8948 fixed size at this point and remove dead code.
8949 * flags.h (stack_check_type): New enumeration type.
8950 (flag_stack_check): Declare.
8951 * toplev.c (flag_stack_check): New global variable.
8952 * Makefile.in (opts.o): Add dependency on EXPR_H.
8953 (explow.o): Add dependency on except.h.
8955 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8957 * config/avr/avr.c (avr_override_options): Reduce value of
8958 PARAM_INLINE_CALL_COST.
8960 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8962 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8963 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8964 lieu of TYPE_MODE (type) throughout.
8966 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8968 * config/arm/arm.c (add_minipool_backward_ref): Check for
8969 8-byte-aligned entries in second case of forcing insertion after a
8970 particular entry. Change third case to avoid inserting
8971 non-8-byte-aligned entries before 8-byte-aligned ones.
8973 2008-08-15 Richard Guenther <rguenther@suse.de>
8975 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8976 strip components for unknown size accesses.
8978 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8980 * config/s390/2097.md New file.
8981 * config/s390/s390.md ("z10prop" attribute): Define none,
8982 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8983 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8984 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8985 possible values and apply them to insns as appropriate.
8986 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8987 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8988 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8989 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8990 ("bfp" mode attribute): Removed. Every occurence replaced
8992 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8993 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8996 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8999 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9002 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9004 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9005 additional argument. Support reduction when duplication is needed due
9006 to data-types of different sizes in the loop.
9007 (get_initial_def_for_induction): Fix printout.
9008 (vect_get_vec_def_for_stmt_copy): Support case where the
9009 vec_stmt_for_operand is a phi node.
9010 (vectorizable_reduction): Support reduction when duplication is needed
9011 due to data-types of different sizes in the loop.
9012 (vectorizable_call): Remove restriction to not vectorize in case we
9013 have data-types of different sizes in the loop.
9014 (vectorizable_conversion): Likewise.
9015 (vectorizable_operation): Likewise.
9016 (vectorizable_type_demotion): Likewise.
9017 (vectorizable_type_promotion): Likewise.
9018 (vectorizable_induction): Add restriction to not vectorize in case
9019 we have data-types of different sizes in the loop.
9021 2008-08-14 Christophe Saout <christophe@saout.de>
9022 Uros Bizjak <ubizjak@gmail.com>
9025 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9026 (*vec_concatv2di_rex64_sse4_1): Ditto.
9027 (*vec_concatv2di_rex64_sse): Ditto.
9029 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9032 * fold-const.c (fold_widened_comparison): Do not allow
9033 sign changes that change the result even if shorter type
9034 is wider than arg1_unw's type.
9036 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9038 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9039 Skip if the multilib testing specifies -march that does not
9040 agree with the one specified in the testcase.
9042 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9044 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9045 zero extend SImode values being converted to TFmode before passing
9048 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9050 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9051 __PPU__ when targeting the Cell/B.E. PPU processor.
9053 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9055 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9056 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9057 Rematerialize the static chain, if any.
9058 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9061 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9063 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9064 (new_loc_descr): Likewise.
9065 (add_loc_descr): Likewise.
9066 (size_of_loc_descr): Likewise.
9067 (size_of_locs): Likewise.
9068 (output_loc_operands): Likewise.
9069 (output_loc_sequence): Likewise.
9070 (new_reg_loc_descr): New.
9071 (build_cfa_loc): Use it.
9072 (build_cfa_aligned_loc): Likewise.
9073 (one_reg_loc_descriptor): Likewise.
9074 (based_loc_descr): Likewise.
9076 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9079 * doc/invoke.texi (Wmain): Update.
9080 * c-decl.c (start_decl): warn_main is only 0 or 1.
9081 (start_function): Likewise. Fix formatting.
9082 (finish_function): Delete redundant warning.
9083 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9084 * c-opts (c_common_handle_option): -Wall only has effect if
9085 warn_main is uninitialized. OPT_Wmain is automatically
9086 handled. -pedantic also enables Wmain.
9087 (c_common_post_options): Handle all logic for Wmain here.
9088 * c-common.c (warn_main): Delete.
9089 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9090 * c-common.h (warn_main): Delete.
9092 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9095 * expr.c (emit_group_store): Allocate stack temp with the
9096 largest alignment when copying from register to stack.
9098 2008-08-13 Richard Guenther <rguenther@suse.de>
9100 * tree.h (maybe_fold_offset_to_address): Declare.
9101 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9102 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9103 Likewise for POINTER_PLUS_EXPR.
9104 (maybe_fold_offset_to_reference): Enable disabled code.
9105 (maybe_fold_offset_to_address): New function.
9106 (fold_stmt_r): Use it.
9107 (fold_gimple_assign): Likewise.
9108 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9109 (gimplify_expr): Likewise.
9111 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9113 * toplev.h (pedwarn_at): Fix declaration.
9115 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9117 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9118 LINK_SPEC): Use %R in -Y P argument.
9120 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9123 * diagnostic.c (pedwarn_at): New.
9124 * toplev.h (pedwarn_at): Declare.
9125 * c-tree.h (build_enumerator): Update declaration.
9126 * c-decl.c (finish_enum): Update comment.
9127 (build_enumerator): Take a location parameter. Give a pedwarn but do
9128 not perform any conversion.
9129 * c-parser.c (c_parser_enum_specifier): Set correct location for
9132 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9135 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9136 expressions except for conversions to signed:1 bitfields. Handle
9137 COND_EXPR with constant operands.
9139 2008-08-13 Richard Guenther <rguenther@suse.de>
9141 PR tree-optimization/15255
9142 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9143 (struct oecount_s): New struct and VEC types.
9145 (oecount_hash): New function.
9146 (oecount_eq): Likewise.
9147 (oecount_cmp): Likewise.
9148 (zero_one_operation): New function.
9149 (build_and_add_sum): Likewise.
9150 (undistribute_ops_list): Perform un-distribution of multiplication
9151 and division on the chain of summands.
9152 (should_break_up_subtract): Also break up subtracts for factors.
9153 (reassociate_bb): Delete dead visited statements.
9154 Call undistribute_ops_list. Re-sort and optimize if it did something.
9155 * passes.c (init_optimization_passes): Move DSE before
9157 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9160 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9162 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9164 * doc/invoke.texi: Revert unintended checkin.
9166 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9169 * gcc.c (include_spec_function): Tweak call to find_a_file.
9171 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9174 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9175 and TRUTH_ORIF_EXPR.
9176 * dojump.c (do_jump): Likewise.
9178 PR tree-optimization/37084
9179 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9180 if id->regimplify, don't assume stmt is a cast assignment.
9182 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9184 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9186 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9189 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9192 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9194 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9195 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9197 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9198 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9199 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9200 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9201 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9203 * doc/tm.texi (Storage Layout): Remove documentation for
9204 TARGET_FLOAT_FORMAT.
9206 * simplify-rtx.c (simplify_binary_operation_1): Replace
9207 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9209 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9211 * real.h (struct real_format): New member has_sign_dependent_rounding.
9212 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9213 spu_single_format, ieee_double_format, mips_double_format,
9214 motorola_double_format, ieee_extended_motorola_format,
9215 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9216 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9217 mips_extended_format, ieee_quad_format, mips_quad_format,
9218 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9219 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9221 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9222 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9223 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9224 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9225 (ROUND_TOWARDS_ZERO): Likewise.
9227 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9228 (FLOAT_MODE_FORMAT): New macro.
9229 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9230 (MODE_COMPOSITE_P): ... this new macro.
9231 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9232 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9233 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9235 * flags.h: Include "real.h".
9237 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9238 REAL_MODE_FORMAT_COMPOSITE_P.
9239 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9241 * doc/tm.texi (Storage Layout): Remove documentation of
9242 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9243 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9244 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9245 they only apply to libgcc2.a.
9247 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9249 * config/spu/float_disf.c: New file.
9250 * config/spu/float_unsdisf.c: New file.
9251 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9252 (LIB2FUNCS_EXCLUDE): Define.
9254 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9255 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9257 * real.h (struct real_format): New member round_towards_zero.
9258 * real.c (round_for_format): Respect fmt->round_towards_zero.
9259 (ieee_single_format, mips_single_format, motorola_single_format,
9260 spu_single_format, ieee_double_format, mips_double_format,
9261 motorola_double_format, ieee_extended_motorola_format,
9262 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9263 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9264 mips_extended_format, ieee_quad_format, mips_quad_format,
9265 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9266 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9268 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9269 real_format to choose rounding mode when calling MPFR functions.
9270 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9271 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9273 * real.h (real_to_decimal_for_mode): Add prototype.
9274 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9275 Respect target rounding mode when generating decimal representation.
9276 (real_to_decimal): New stub for backwards compatibility.
9277 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9278 real_to_decimal_for_mode instead of real_to_decimal.
9280 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9282 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9283 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9285 * real.c (spu_single_format): New variable.
9286 * real.h (spu_single_format): Declare.
9288 * config/spu/spu.c (spu_override_options): Install SFmode format.
9289 (spu_split_immediate): Use integer mode to operate on pieces of
9290 floating-point values in all cases.
9292 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9293 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9294 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9296 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9298 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9300 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9302 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9304 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9307 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9308 on the VAR_DECL instead of TYPE_READONLY on its type.
9310 2008-08-12 Ira Rosen <irar@il.ibm.com>
9312 * tree-vectorizer.c: Depend on langhooks.h.
9313 (supportable_widening_operation): Add two arguments. Support double
9315 (supportable_narrowing_operation): Likewise.
9316 * tree-vectorizer.h (supportable_widening_operation): Add two
9318 (supportable_narrowing_operation): Likewise.
9319 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9320 supportable_widening_operation with correct arguments.
9321 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9322 (vectorizable_type_demotion): Support double type conversions.
9323 (vectorizable_type_promotion): Likewise.
9324 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9326 2008-08-11 Michael Matz <matz@suse.de>
9328 * i386/i386.c (override_options): Move initialisation from
9329 flag_schedule_insns_after_reload to here from ...
9330 (optimization_options): ... here.
9332 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9334 PR rtl-optimization/36998
9335 * dwarf2out.c (compute_barrier_args_size_1,
9336 compute_barrier_args_size): Temporarily remove assertions.
9338 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9341 * tree-ssa.c (struct walk_data): Add new flag
9342 warn_possibly_uninitialized.
9343 (warn_uninitialized_var): Use it.
9344 (warn_uninitialized_vars): New.
9345 (execute_early_warn_uninitialized): Call it.
9346 (execute_late_warn_uninitialized): Likewise.
9348 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9351 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9354 2008-08-09 Jan Hubicka <jh@suse.cz>
9357 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9359 (expand_fix): Be prepared for expansion to fail.
9360 (expand_sfix_optab): Remove instructions if expansion failed.
9362 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9364 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9366 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9367 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9369 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9371 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9372 mips/t-libgcc-mips16 to tmake_file.
9373 * config/mips/mips-protos.h (mips_call_type): New enum.
9374 (mips_pic_base_register, mips_got_load): Declare.
9375 (mips_restore_gp): Take an rtx argument.
9376 (mips_use_pic_fn_addr_reg_p): Declare.
9377 (mips_expand_call): Replace the sibcall_p argument with
9378 a mips_call_type argument. Add a lazy_p parameter.
9379 (mips_split_call): Declare.
9380 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9381 (MIPS16_PIC_TEMP): Likewise.
9382 (reg_class): Delete M16_NA_REGS.
9383 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9384 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9385 (mips_split_hi_p): Declare.
9386 * config/mips/mips.c (mips_split_hi_p): New array.
9387 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9388 (mips_got_symbol_type_p): New function.
9389 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9390 (mips16_stub_function_p): New function.
9391 (mips16_local_function_p): Likewise.
9392 (mips_use_pic_fn_addr_reg_p): Likewise.
9393 (mips_cannot_force_const_mem): Return false for HIGHs.
9394 Extend CONST_INT and symbolic handling to MIPS16, using
9395 mips_symbol_insns to check that the base symbol type is a
9396 legitimate constant. Reject GOT-based constants if
9397 TARGET_MIPS16_PCREL_LOADS.
9398 (mips_const_insns): Check targetm.cannot_force_const_mem when
9399 decomposing a symbolic base and a large offset.
9400 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9401 When calling a function that needs $25 from MIPS16 code,
9402 move the target address into $25 separately and add a USE
9404 (mips16_gp_pseudo_reg): Insert the initializer immediately
9405 before the first real insn.
9406 (mips_pic_base_register, mips_got_load): New functions.
9407 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9408 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9409 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9410 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9411 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9412 also passing NULL_RTX rather than const0_rtx as the aux argument.
9413 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9414 instead of TARGET_EXPLICIT_RELOCS.
9415 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9416 (mips_load_call_address): Replace the sibcall_p argument with
9417 a mips_call_type argument. Use mips_got_load.
9418 (mips16_local_alias): New structure.
9419 (mips16_local_aliases): New variable.
9420 (mips16_local_aliases_hash): New function.
9421 (mips16_local_aliases_eq): Likewise.
9422 (mips16_local_alias): Likewise.
9423 (mips16_stub_function): Likewise.
9424 (mips16_build_function_stub): Create a local alias for the target
9425 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9426 .cpload directive and an R_MIPS_NONE relocation for the target
9427 function, then load the alias rather than the function itself.
9428 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9429 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9430 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9431 (mips16_build_call_stub): Replace the FN parameter with an
9432 FN_PTR parameter. Force the address into a register if it
9433 isn't a call_insn_operand; don't rely on the caller to do this.
9434 If a call to a locally-defined and locally-binding MIPS16
9435 function must be made indirectly, redirect the call to the
9436 function's local alias. Use mips16_stub_function_p,
9437 mips16_stub_function, mips_expand_call and use_reg.
9438 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9439 Use explicit %hi and %lo accesses where possible.
9440 Use MIPS_CALL to generate the correct code form of a
9441 jal instruction. Add clobbers of $18 instead of uses.
9442 Update the call to mips_emit_call_insn.
9443 (mips_expand_call): Replace the SIBCALL_P argument with a
9444 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9445 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9446 allowing it to modify the call address. Update the calls to
9447 mips_load_call_address and mips_emit_call_insn.
9448 (mips_split_call): New function.
9449 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9450 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9451 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9452 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9453 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9455 (mips_cprestore_slot): New function.
9456 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9457 and use mips_cprestore_slot.
9458 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9460 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9461 then use a copygp_mips16 instruction to set up $28.
9462 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9463 (mips16_lay_out_constants): Call split_all_insns_noflow.
9464 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9465 false if TARGET_MIPS16.
9466 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9467 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9468 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9469 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9470 MIPS16 code. Allow MIPS16 o32 PIC.
9471 (mips_override_options): Allow MIPS16 o32 PIC.
9472 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9473 after reload if TARGET_USE_GOT.
9474 (UNSPEC_COPYGP): New constant.
9475 (length): Use a default length of 8 for MIPS16 GOT loads.
9476 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9477 (*got_page<mode>): Check mips_split_hi_p.
9478 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9479 (unspec_got<mode>, unspec_call<mode>): New expanders.
9480 (load_got<mode>, load_call<mode>): Remove the length attributes.
9481 Use a got attribute instead of a type attribute.
9482 (copygp_mips16): New insn.
9483 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9484 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9485 (sibcall, sibcall_value, call, call_value): Update the calls
9486 to mips_expand_call.
9487 (call_internal, call_value_internal): Use mips_split_call.
9488 (call_value_multiple_internal): Likewise.
9489 (call_split): Move after call_internal (the insn it is split from).
9490 (call_internal_direct, call_value_internal_direct): Turn into
9491 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9492 (call_direct_split, call_value_direct_split): New patterns.
9493 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9494 and use M16_REGS instead of M16_NA_REGS.
9495 * config/mips/predicates.md (const_call_insn_operand): Replace
9496 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9497 mips_use_pic_fn_addr_reg_p check.
9498 (move_operand): Reject HIGHs if mips_split_hi_p.
9499 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9500 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9501 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9502 * config/mips/libgcc-mips16.ver: New file.
9503 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9504 $(srcdir)/config/mips/libgcc-mips16.ver.
9506 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9508 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9510 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9511 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9512 (mips16_cfun_returns_in_fpr_p): Likewise.
9514 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9516 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9517 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9518 rather than 4 to PC.
9520 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9522 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9523 (FUNCTION_PROFILER): Save the static chain pointer into $2
9524 beforehand and restore it aftewards.
9525 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9526 address directly into $25 and call the function through $25;
9527 do not clobber $3. Pad the DImode version to cover the space
9528 left by the deleted $25 <- $3 move.
9529 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9530 the removal of the $25 <- $3 move.
9531 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9532 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9534 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9535 Daniel Jacobowitz <dan@codesourcery.com>
9537 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9538 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9539 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9540 * config/mips/mips.c (mips_start_function_definition): New function.
9541 (mips_end_function_definition): Likewise.
9542 (mips_output_function_prologue): Use mips_start_function_definition.
9543 (mips_output_function_epilogue): Use mips_end_function_definition.
9544 (build_mips16_function_stub): Use mips_start_function_definition
9545 and mips_end_function_definition.
9546 (build_mips16_call_stub): Likewise.
9548 2008-08-09 Richard Guenther <rguenther@suse.de>
9550 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9551 * gimple.h (gimple_call_fn): Adjust comment.
9552 (gimple_call_set_fndecl): New function.
9553 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9554 longer having bare FUNCTION_DECL operand.
9555 (gimple_call_return_type): Likewise.
9556 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9558 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9559 (gimple_mod_pow2): Likewise.
9560 (gimple_mod_subtract): Likewise.
9561 (gimple_ic): Likewise.
9562 (gimple_stringop_fixed_value): Likewise.
9563 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9564 longer having bare FUNCTION_DECL operand.
9565 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9566 * omp-low.c (optimize_omp_library_calls): Likewise.
9567 * cgraphunit.c (update_call_expr): Likewise.
9568 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9569 (execute_convert_to_rsqrt): Likewise.
9570 * cfgexpand.c (gimple_to_tree): Simplify.
9571 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9572 bare FUNCTION_DECL operand.
9573 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9574 (convert_gimple_call): Use gimple_call_fndecl.
9575 * c-common.c (c_warn_unused_result): Likewise.
9577 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9580 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9581 (c_finish_return): Likewise.
9582 (c_start_case): Likewise.
9583 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9584 * c-parser.c (c_parser_condition): New. Call
9585 verify_sequence_points.
9586 (c_parser_paren_condition): Call c_parser_condition.
9587 (c_parser_for_statement): Call c_parser_condition.
9589 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9592 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9593 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9594 Moved from diagnostic.h
9595 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9597 (emit_diagnostic): New.
9598 (warning0, pedwarn0): Delete.
9599 (warning, warning_at, pedwarn, permerror): Return bool.
9600 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9601 Moved to diagnostic.c.
9602 (struct diagnostic_context): Use correct type for
9603 classify_diagnostic.
9604 (diagnostic_report_diagnostic): Update declaration.
9605 (emit_diagnostic): Declare.
9606 * errors.c (warning): Return bool.
9607 * errors.h (warning): Update declaration.
9608 * toplev.h (warning0, pedwarn0): Delete.
9609 (warning, warning_at, pedwarn, permerror): Return bool.
9610 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9611 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9612 inform. Update all calls.
9613 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9614 before giving informative note.
9615 (implicit_decl_warning): Likewise.
9616 * c-typeck.c (build_function_call): Likewise.
9617 * tree-sssa.c (warn_uninit): Likewise.
9618 * builtins.c (gimplify_va_arg_expr): Likewise.
9620 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9623 * doc/invoke.texi (-Wextra): Move warning from here...
9624 (-Wuninitialized): ... to here.
9626 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9629 * flags.h (set_Wunused): Delete
9630 * toplev.c (process_options): Handle Wunused flags here.
9631 * opts.c (maybe_warn_unused_parameter): Delete.
9632 (common_handle_option): Replace set_Wunused by warn_unused.
9633 (set_Wextra): Do not handle Wunused-parameter here.
9634 (set_Wunused): Delete.
9635 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9637 * common.opt (Wunused): Add Var and Init.
9638 (Wunused-function): Likewise.
9639 (Wunused-label): Likewise.
9640 (Wunused-parameter): Likewise.
9641 (Wunused-value): Likewise.
9642 (Wunused-variable): Likewise.
9644 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9646 * doc/invoke.texi: Add cpu_type power7.
9647 * config.in (HAVE_AS_VSX): New.
9648 * config.gcc: Add cpu_type power7.
9649 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9651 * configure: Regenerate.
9652 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9654 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9655 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9656 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9658 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9660 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9661 type to vectorize.builtin_conversion.
9662 (vectorizable_conversion): Likewise.
9663 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9664 integral type as input.
9665 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9667 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9668 and ALTIVEC_BUILTIN_VCTSXS.
9669 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9672 2008-08-08 Richard Guenther <rguenther@suse.de>
9674 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9675 (surely_varying_stmt_p): Calls are varying only if they are
9676 non-builtin and not indirect or have no result.
9677 (ccp_fold): Re-instantiate code before the tuples merge.
9679 2008-08-08 Richard Guenther <rguenther@suse.de>
9681 PR tree-optimization/37056
9682 * gimple.h (gimple_assign_rhs_class): New helper function.
9683 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9684 unary operations properly.
9686 2008-08-07 Jan Hubicka <jh@suse.cz>
9688 * i386.h (ix86_size_cost): Declare.
9689 (ix86_cur_cost): New function macro.
9690 * i386.md (peepholes expanding size and splitters): Predicate by
9691 optimize_insn_for_speed_p.
9692 (peepholes reduce size and splitters): Predicate by
9693 optimize_insn_for_size_p.
9694 * i386.c (ix86_size_cost): Rename from ...
9695 (size_cost): This one.
9696 (override_options): Update.
9697 (decide_alg): Likewise.
9698 (ix86_expand_clear): Use RTL profile.
9699 (ix86_pad_returns): Use RTL profile.
9701 2008-08-07 Jan Hubicka <jh@suse.cz>
9703 * recog.c (split_all_insns): Set RTL profile
9704 (peephole2_optimize): Likewise.
9705 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9706 * combine.c (combine_instructions): Likewise.
9708 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9710 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9712 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9714 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9715 value in a6 after the set_frame_ptr insn.
9717 2008-08-07 Richard Henderson <rth@redhat.com>
9720 * gcc.c (cpp_options): Pass along -g*.
9722 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9724 * config/arm/arm.c (output_move_neon): Update comment describing
9725 big-endian vector layout.
9726 (arm_assemble_integer): Do not handle big-endian NEON vectors
9728 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9729 neon_vget_lane<mode>_sext_internal,
9730 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9731 element indices for big-endian.
9733 2008-08-07 Richard Henderson <rth@redhat.com>
9735 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9736 * configure, config.in: Rebuild.
9737 * debug.h (dwarf2out_do_cfi_asm): Declare.
9738 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9739 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9740 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9741 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9743 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9745 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9746 movv2si_internal): Combine into mov<mode>_internal.
9747 (movv2si_internal_2): Remove.
9749 2008-08-07 Jan Hubicka <jh@suse.cz>
9752 * i386.md (single stringop patterns): Enable unconditionally.
9754 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9757 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9759 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9760 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9762 * config/i386/sse.md (sse2_movq128): New.
9764 * doc/extend.texi: Document __builtin_ia32_movq128.
9766 2008-08-07 Richard Guenther <rguenther@suse.de>
9769 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9770 pointers can access anything.
9772 2008-08-06 Jan Hubicka <jh@suse.cz>
9774 * optabs.c (emit_unop_insn): Break out to ...
9775 (maybe_emit_unop_insn): ... this one.
9776 (expand_sfix_optab): Use maybe variant.
9777 * optabs.h (maybe_emit_unop_insn): Declare.
9779 * i386.md (mov0 patterns): Enable by default.
9780 (FP conversion expanders): Disable expansion of code expanding
9781 sequences when instruction should be optimized for size.
9782 (single strinop patterns): Enable when optimizing for size.
9783 (string expanders): Disable expanding of code expanding sequences
9784 when optimizning instruction for size.
9785 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9787 (ix86_fp_comparison_sahf_cost): Likewise.
9788 (ix86_expand_branch): Likewise.
9789 (ix86_expand_ashl_const): Likewise.
9790 (ix86_split_ashl): Likewise.
9791 (ix86_expand_strlen): Likewise.
9792 (ix86_emit_fp_unordered_jump): Likewie.
9794 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9796 * c-common.c: Fix typo.
9797 (c_common_reswords): Activate more C++ keyword warnings.
9799 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9801 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9804 * diagnostic.c (permerror_at): New.
9805 * toplev.h (permerror_at): Declare.
9807 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9808 Ira Rosen <irar@il.ibm.com>
9810 * tree-vect-transform.c (vect_model_simple_cost): Return
9811 immediately if stmt is pure SLP.
9812 (vect_model_store_cost): Ditto.
9813 (vect_model_load_cost): Ditto.
9814 (vectorizable_store): Remove PURE_SLP check before call
9815 to vect_model_store_cost.
9816 (vect_model_store_cost): When checking whether stmt describe
9817 strided access, add a check that it is not slp_node.
9819 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9822 * c-common.c (warn_for_sign_compare): New. Handle separately the
9823 case that 'constant' is zero.
9824 * c-typeck.c (build_binary_op): Move code to c-common.c
9826 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9828 * config/alpha/alpha.c (alpha_preferred_reload_class,
9829 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9830 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9831 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9832 * config/arm/arm.md: Likewise.
9833 * config/avr/avr-protos.h (preferred_reload_class,
9834 test_hard_reg_class, avr_simplify_comparison_p,
9835 out_shift_with_cnt, class_max_nregs): Likewise.
9836 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9837 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9838 preferred_reload_class, test_hard_reg_class): Likewise.
9839 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9840 bfin_memory_move_cost, bfin_secondary_reload,
9841 bfin_output_mi_thunk): Likewise.
9842 * config/crx/crx.c (crx_secondary_reload_class,
9843 crx_memory_move_cost): Likewise.
9844 * config/frv/frv-protos.h (frv_secondary_reload_class,
9845 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9846 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9847 frv_secondary_reload_class, frv_class_likely_spilled_p,
9848 frv_class_max_nregs): Likewise.
9849 * config/h8300/h8300.c (h8300_classify_operand,
9850 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9852 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9853 * config/ia64/ia64.c (ia64_preferred_reload_class,
9854 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9855 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9856 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9858 * config/m68hc11/m68hc11.c (preferred_reload_class,
9859 m68hc11_memory_move_cost): Likewise.
9860 * config/mcore/mcore.c (mcore_secondary_reload_class,
9861 mcore_reload_class): Likewise.
9862 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9863 mips_class_max_nregs, mips_cannot_change_mode_class,
9864 mips_preferred_reload_class, mips_secondary_reload_class,
9865 mips_output_mi_thunk): Likewise.
9866 * config/mmix/mmix.c (mmix_preferred_reload_class,
9867 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9869 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9871 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9872 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9873 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9874 * config/rs6000/rs6000.c (paired_expand_vector_init,
9875 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9876 compare_section_name, rs6000_memory_move_cost): Likewise.
9877 * config/s390/s390.c (s390_emit_compare_and_swap,
9878 s390_preferred_reload_class, s390_secondary_reload,
9879 legitimize_pic_address, legitimize_tls_address,
9880 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9881 s390_class_max_nregs): Likewise.
9882 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9883 * config/s390/s390.md: Likewise.
9884 * config/score/score-protos.h (score_secondary_reload_class,
9885 score_preferred_reload_class): Likewise.
9886 * config/score/score.c (score_preferred_reload_class,
9887 score_secondary_reload_class): Likewise.
9888 * config/score/score3.c (score3_output_mi_thunk,
9889 score3_preferred_reload_class, score3_secondary_reload_class,
9890 score3_hard_regno_mode_ok): Likewise.
9891 * config/score/score3.h (score3_preferred_reload_class,
9892 score3_secondary_reload_class): Likewise.
9893 * config/score/score7.c (score7_output_mi_thunk,
9894 score7_preferred_reload_class, score7_secondary_reload_class,
9895 score7_hard_regno_mode_ok): Likewise.
9896 * config/score/score7.h (score7_preferred_reload_class,
9897 score7_secondary_reload_class): Likewise.
9898 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9899 output_branchy_insn, add_constant, gen_block_redirect,
9900 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9901 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9902 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9903 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9904 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9905 xstormy16_preferred_reload_class): Likewise.
9906 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9907 xtensa_expand_atomic, override_options,
9908 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9910 * reorg.c (try_merge_delay_insns): Likewise.
9911 * tree.c (merge_dllimport_decl_attributes): Likewise.
9913 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9915 2008-08-06 Michael Matz <matz@suse.de>
9917 * Makefile.in (write_entries_to_file): Quote words.
9918 * gengtype.c: (read_input_line): Skip over leading white-space.
9920 2008-08-06 Marc Gauthier <marc@tensilica.com>
9922 * config.gcc: Match more processor names for Xtensa.
9923 * configure.ac: Likewise.
9924 * doc/install.texi (Specific): Likewise.
9925 * configure: Regenerate.
9927 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9929 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9930 * calls.c (avoid_likely_spilled_reg): Likewise.
9931 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9932 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9933 * config/i386/i386.c (ix86_expand_special_args_builtin,
9934 ix86_secondary_reload): Likewise.
9935 * except.c (struct eh_region, gen_eh_region_catch,
9936 remove_unreachable_regions, duplicate_eh_regions,
9937 assign_filter_values, build_post_landing_pads,
9938 sjlj_find_directly_reachable_regions, remove_eh_handler,
9939 reachable_next_level, foreach_reachable_handler,
9940 can_throw_internal_1, can_throw_external_1,
9941 collect_one_action_chain): Likewise.
9942 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9943 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9944 * function.c (update_temp_slot_address, instantiate_new_reg,
9945 instantiate_virtual_regs_in_rtx,
9946 instantiate_virtual_regs_in_insn): Likewise.
9947 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9948 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9949 gimplify_cleanup_point_expr): Likewise.
9950 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9951 * passes.c (next_pass_1): Likewise.
9952 * print-tree.c (print_node_brief, print_node): Likewise.
9953 * profile.c (branch_prob): Likewise.
9954 * tree-dump.c (dump_register): Likewise.
9955 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9957 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9958 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9959 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9960 copy_arguments_for_versioning, copy_static_chain): Likewise.
9961 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9962 add_new_name_mapping, register_new_name_mapping): Likewise.
9963 * tree-mudflap.c (mf_xform_derefs): Likewise.
9964 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9965 get_init_expr, combine_chains): Likewise.
9966 * tree-pretty-print.c (dump_generic_node): Likewise.
9967 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9968 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9969 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9970 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9972 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9975 * calls.c (expand_call): Use the biggest preferred stack
9978 2008-08-06 Michael Matz <matz@suse.de>
9981 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9982 for reused reload, instead of overwriting them.
9984 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9987 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9988 for incoming stack boundary.
9990 * function.c (assign_parm_find_entry_rtl): Update
9991 parm_stack_boundary.
9993 * function.h (rtl_data): Add parm_stack_boundary.
9995 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9996 parm_stack_boundary for incoming stack boundary.
9998 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10000 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10001 for unrepresentable subregs or treat them as equal to other regs
10002 or subregs with the same register number.
10004 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10006 PR middle-end/35432
10007 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10010 2008-08-06 Jan Hubicka <jh@suse.cz>
10012 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10013 frequencies might be hot.
10015 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10017 * reload.c (find_reloads): Force constants into literal pool
10018 also if they are wrapped in a SUBREG.
10020 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10023 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10024 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10025 Don't allow predicated instructions for data speculation.
10026 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10029 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10031 * haifa-sched.c (extend_global): Split to extend_global_data and
10032 extend_region_data. Update all uses.
10033 (extend_all): Rename to extend_block_data.
10035 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10037 * sched-rgn.c (new_ready): Check if instruction can be
10038 speculatively scheduled before attempting speculation.
10039 (debug_rgn_dependencies): Remove wrongful assert.
10041 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10043 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10045 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10047 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10048 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10049 va_size, and type_size.
10051 2008-08-04 Jason Merrill <jason@redhat.com>
10054 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10055 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10057 2008-08-05 Richard Henderson <rth@redhat.com>
10059 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10060 * configure: Rebuild.
10062 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10065 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10066 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10069 2008-08-05 Richard Henderson <rth@redhat.com>
10071 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10072 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10073 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10074 * common.opt (fdwarf2-cfi-asm): New.
10075 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10076 * config.in, configure: Rebuild.
10077 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10078 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10080 (dw2_force_const_mem): Externalize.
10081 * dwarf2asm.h: Update.
10082 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10083 generate a real label.
10084 (output_cfi_directive): New.
10085 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10086 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10087 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10089 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10090 (output_loc_operands_raw, output_loc_sequence_raw): New.
10091 (output_cfa_loc_raw): New.
10093 2008-08-05 Paul Brook <paul@codesourcery.com>
10095 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10096 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10097 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10098 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10099 * config/arm/arm.h (TARGET_VFPD32): Define.
10100 (TARGET_VFP3): Use TARGET_VFPD32.
10101 (fputype): Add FPUTYPE_VFP3D16.
10102 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10103 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10104 * config/arm/arm-cores.def: Add cortex-r4f.
10105 * config/arm/arm-tune.md: Regenerate.
10107 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10109 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10110 Reword some comments throughout the file.
10112 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10113 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10114 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10115 MFC_MIN_DMA_LIST_ELEMENTS.
10116 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10117 MFC_MAX_DMA_LIST_ELEMENTS.
10119 (MFC_START_ENABLE): Remove PPU-only define.
10120 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10121 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10123 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10124 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10125 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10126 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10127 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10128 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10129 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10131 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10132 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10133 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10134 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10136 (spu_read_machine_status): Fix typo.
10138 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10140 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10141 SUBREG of multi-word hard register.
10142 * config/spu/spu.c (valid_subreg): Likewise.
10143 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10145 2008-08-04 Richard Guenther <rguenther@suse.de>
10147 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10148 the candidate with the stripped base if that base is different
10149 from the original base even for offset zero.
10151 2008-08-04 Richard Guenther <rguenther@suse.de>
10153 PR middle-end/36691
10154 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10155 check for no_overflow.
10157 2008-08-04 Richard Guenther <rguenther@suse.de>
10159 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10161 2008-08-04 Paul Brook <paul@codesourcery.com>
10163 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10164 (arm_order_regs_for_local_alloc): New function.
10165 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10167 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10169 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10172 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10173 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10174 (ix86_expand_epilogue): Likewise.
10176 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10178 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10181 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10183 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10184 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10185 (*movv2sf_internal_rex64): Ditto.
10187 2008-08-03 Jan Hubicka <jh@suse.cz>
10189 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10190 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10191 * expmed.c (expand_smod_pow2): Likewise.
10193 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10196 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10197 alternative 0 of operand 1.
10198 (*vec_concatv2di_rex64_sse): Ditto.
10199 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10201 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10202 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10203 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10204 (*movv2sf_internal_rex64): Ditto.
10206 2008-08-02 Richard Guenther <rguenther@suse.de>
10209 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10210 (ssedoublesizemode): New mode attribute.
10211 (sse_shufps): Call gen_sse_shufps_v4sf.
10212 (sse_shufps_1): Macroize.
10213 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10214 (sse2_shufpd_1): Macroize.
10215 (vec_extract_odd, vec_extract_even): New expanders.
10216 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10217 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10218 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10219 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10220 (ix86_expand_vector_set): Likewise.
10221 (ix86_expand_reduc_v4sf): Likewise.
10223 2008-08-01 Doug Kwan <dougkwan@google.com>
10225 * matrix-reorg.c: Re-enable all code.
10226 (struct malloc_call_data): Change CALL_STMT to gimple type.
10227 (collect_data_for_malloc_call): Tuplify.
10228 (struct access_site_info): Change STMT to gimple type.
10229 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10230 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10231 (struct free_info): Change STMT to gimple type.
10232 (struct matrix_access_phi_node): Change PHI to gimple type.
10233 (get_inner_of_cast_expr): Remove.
10234 (may_flatten_matrices_1): Tuplify.
10235 (may_flatten_matrices): Ditto.
10236 (mark_min_matrix_escape_level): Ditto.
10237 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10238 (ssa_accessed_in_call_rhs): New
10239 (ssa_accessed_in_assign_rhs): New
10240 (record_access_alloc_site_info): Tuplify.
10241 (add_allocation_site): Ditto.
10242 (analyze_matrix_allocation_site): Ditto.
10243 (analyze_transpose): Ditto.
10244 (get_index_from_offset): Ditto.
10245 (update_type_size): Ditto.
10246 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10247 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10248 (analyze_accesses_for_phi_node): Tuplify.
10249 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10250 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10251 (analyze_matrix_accesses): Tuplify.
10252 (check_var_data): New call-back type for check_var_notmodified_p.
10253 (check_var_notmodified_p): Tuplify and use call-back struct to
10254 return statement found.
10255 (can_calculate_expr_before_stmt): Factor out statement related code
10257 (can_calculate_stmt_before_stmt): New.
10258 (check_allocation_function): Tuplify.
10259 (find_sites_in_func): Ditto.
10260 (record_all_accesses_in_func): Ditto.
10261 (transform_access_sites): Ditto.
10262 (transform_allocation_sites): Ditto.
10263 (matrix_reorg): Re-enable.
10264 (gate_matrix_reorg): Re-enable.
10266 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10268 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10269 for labels for which it hasn't been set yet. If it has been set,
10270 stop walking insns and continue with next worklist item.
10271 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10272 if the only BARRIER is at the very end of a function.
10274 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10276 * cfgexpand.c (expand_stack_alignment): Assert that
10277 stack_realign_drap and drap_rtx must match.
10279 * function.c (instantiate_new_reg): If DRAP is used to realign
10280 stack, replace virtual_incoming_args_rtx with internal arg
10283 2008-08-01 Richard Guenther <rguenther@suse.de>
10285 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10286 loop information only if we initialized it.
10287 (execute_pre): Call fini_pre with in_fre.
10288 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10289 if we do not unroll because we hit max-completely-peeled-insns.
10290 Use our estimation for consistency, do allow shrinking.
10292 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10294 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10295 with MIN_STACK_BOUNDARY.
10296 (ix86_update_stack_boundary): Likewise.
10297 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10300 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10301 (MIN_STACK_BOUNDARY): This.
10303 2008-08-01 Richard Guenther <rguenther@suse.de>
10305 PR middle-end/36997
10306 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10308 2008-08-01 Richard Guenther <rguenther@suse.de>
10310 PR tree-optimization/36988
10311 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10312 do not matter if that doesn't change volatile qualification.
10314 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10316 * configure.ac: Do not generate libada-mk. Do not subst
10317 host_cc_for_libada.
10318 * libada-mk.in: Remove.
10319 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10320 * configure: Regenerate.
10322 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10324 * tree-pass.h: Added comment about not dumping passes with name
10325 starting with star in struct opt_pass.
10326 * passes.c (register_dump_files_1): Don't do dump for a pass with
10327 name starting with star.
10328 * doc/passes.texi (Pass manager): Mention pass names and special
10329 meaning of star prefix to avoid dump.
10331 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10333 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10335 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10336 (ISA_MIPS64R2): New macro.
10337 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10338 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10339 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10340 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10341 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10342 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10343 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10344 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10345 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10346 Move up to keep list alphabetically sorted.
10347 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10348 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10350 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10351 (-march=@var{arch}): Add mips64r2.
10353 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10355 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10357 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10359 * expr.c (expand_assignment): Check for complete type.
10361 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10364 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10366 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10367 for stack alignment.
10369 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10371 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10373 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10374 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10376 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10378 PR rtl-optimization/36419
10379 * dwarf2out.c (barrier_args_size): New variable.
10380 (compute_barrier_args_size, compute_barrier_args_size_1): New
10382 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10383 if not called yet in the current function, use barrier_args_size
10384 array to find the new args_size value.
10385 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10387 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10390 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10393 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10396 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10397 (dwarf2out_stack_adjust): Use it.
10398 (dwarf2out_frame_debug_expr): Likewise.
10400 2008-07-31 Richard Guenther <rguenther@suse.de>
10402 PR tree-optimization/36978
10403 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10404 the generated condition.
10406 2008-07-31 Richard Guenther <rguenther@suse.de>
10408 * passes.c (init_optimization_passes): Always call
10409 pass_early_warn_uninitialized.
10410 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10411 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10412 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10414 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10417 * builtins.c (maybe_emit_free_warning): New function.
10418 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10419 maybe_emit_free_warning for BUILT_IN_FREE.
10422 * dwarf2out.c (get_context_die): New function.
10423 (force_decl_die, force_type_die): Use it.
10424 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10425 returns NULL, force generation of DW_TAG_typedef and put that into
10428 PR preprocessor/36649
10429 * c-pch.c (c_common_read_pch): Save and restore
10430 line_table->trace_includes across PCH restore.
10432 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10435 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10437 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10440 * final.c (call_from_call_insn): Handle COND_EXEC.
10442 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10444 * builtins.c (std_gimplify_va_arg_expr): Replace
10445 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10446 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10448 2008-07-30 Joey Ye <joey.ye@intel.com>
10449 H.J. Lu <hongjiu.lu@intel.com>
10451 * builtins.c (expand_builtin_setjmp_receiver): Replace
10452 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10453 (expand_builtin_apply_args_1): Likewise.
10454 (expand_builtin_longjmp): Need DRAP for stack alignment.
10455 (expand_builtin_apply): Likewise.
10457 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10458 instead of assign_stack_local to allow alignment reduction.
10460 * calls.c (emit_call_1): Need DRAP for stack alignment if
10462 (expand_call): Replace virtual_incoming_args_rtx with
10463 crtl->args.internal_arg_pointer.
10464 * stmt.c (expand_nl_goto_receiver): Likewise.
10466 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10467 alignment and store to stack_alignment_estimated and
10468 max_used_stack_slot_alignment.
10469 (expand_one_var): Likewise.
10470 (expand_stack_alignment): New function.
10471 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10472 and stack_alignment_estimated fields in rtl_data. Call
10473 expand_stack_alignment at end.
10475 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10476 (MAX_STACK_ALIGNMENT): Likewise.
10477 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10478 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10480 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10481 stack alignment when generating virtual registers.
10483 * function.c (assign_stack_local): Renamed to ...
10484 (assign_stack_local_1): This. Add a parameter to indicate
10485 if it is OK to reduce alignment.
10486 (assign_stack_local): Use it.
10487 (instantiate_new_reg): Instantiate virtual incoming args rtx
10488 to vDRAP if stack realignment and DRAP is needed.
10489 (assign_parms): Collect parameter/return type alignment and
10490 contribute to stack_alignment_estimated.
10491 (locate_and_pad_parm): Likewise.
10492 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10493 with crtl->args.internal_arg_pointer.
10495 * function.h (rtl_data): Add new field drap_reg,
10496 max_used_stack_slot_alignment, stack_alignment_estimated,
10497 stack_realign_needed, need_drap, stack_realign_processed and
10498 stack_realign_finalized.
10499 (stack_realign_fp): New macro.
10500 (stack_realign_drap): Likewise.
10502 * global.c (compute_regsets): Frame pointer is needed when
10503 stack is realigned. Can eliminate frame pointer when stack is
10504 realigned and dynamic realigned argument pointer isn't used.
10506 * reload1.c (update_eliminables): Frame pointer is needed
10507 when stack is realigned.
10508 (init_elim_table): Can eliminate frame pointer when stack is
10509 realigned and dynamic realigned argument pointer isn't used.
10511 * rtl.h (assign_stack_local_1): Declare new funtion.
10513 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10514 (TARGET_GET_DRAP_RTX): Likewise.
10515 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10516 TARGET_GET_DRAP_RTX.
10518 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10520 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10521 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10523 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10524 H.J. Lu <hongjiu.lu@intel.com>
10526 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10527 vdrap_reg, stack_realign and drap_reg_saved.
10528 (add_cfi): Don't allow redefining CFA when DRAP is used.
10529 (reg_save): Handle stack alignment.
10530 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10531 alignment. Don't generate DWARF information for (set fp sp)
10533 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10535 (int_loc_descriptor): Move prototype forward. Also define if
10536 DWARF2_UNWIND_INFO is true.
10537 (output_cfa_loc): Handle DW_CFA_expression.
10538 (build_cfa_aligned_loc): New.
10539 (based_loc_descr): Update assert for stack realign. For local
10540 variables, use sp+offset when stack is aligned without drap and
10541 fp+offset when stack is aligned with drap. For arguments, use
10542 cfa+offset when drap is used to align stack.
10544 2008-07-30 Joey Ye <joey.ye@intel.com>
10545 H.J. Lu <hongjiu.lu@intel.com>
10547 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10549 (ix86_gen_andsp): New.
10550 (ix86_user_incoming_stack_boundary): Likewise.
10551 (ix86_default_incoming_stack_boundary): Likewise.
10552 (ix86_incoming_stack_boundary): Likewise.
10553 (ix86_can_eliminate): Likewise.
10554 (find_drap_reg): Likewise.
10555 (ix86_update_stack_boundary): Likewise.
10556 (ix86_get_drap_rtx): Likewise.
10557 (ix86_finalize_stack_realign_flags): Likewise.
10558 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10559 (TARGET_GET_DRAP_RTX): Likewise.
10560 (override_options): Overide option value for new options.
10561 (ix86_function_ok_for_sibcall): Remove check for
10562 force_align_arg_pointer.
10563 (ix86_handle_cconv_attribute): Likewise.
10564 (ix86_function_regparm): Likewise.
10565 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10566 (ix86_va_start): Replace virtual_incoming_args_rtx with
10567 crtl->args.internal_arg_pointer.
10568 (ix86_select_alt_pic_regnum): Check DRAP register.
10569 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10570 (ix86_compute_frame_layout): Compute frame layout wrt stack
10572 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10573 (ix86_expand_prologue): Decide if stack realignment is needed
10574 and generate prologue code accordingly.
10575 (ix86_expand_epilogue): Generate epilogue code wrt stack
10576 realignment is really needed or not.
10578 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10579 (ABI_STACK_BOUNDARY): Likewise.
10580 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10581 (STACK_REALIGN_DEFAULT): Likewise.
10582 (INCOMING_STACK_BOUNDARY): Likewise.
10583 (MAX_STACK_ALIGNMENT): Likewise.
10584 (ix86_incoming_stack_boundary): Likewise.
10585 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10586 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10587 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10588 (machine_function): Remove force_align_arg_pointer.
10590 * config/i386/i386.md (BX_REG): New.
10591 (R13_REG): Likewise.
10593 * config/i386/i386.opt (mforce_drap): New.
10594 (mincoming-stack-boundary): Likewise.
10595 (mstackrealign): Add Init(-1).
10597 * config/i386/i386-protos.h (ix86_can_eliminate): New
10599 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10601 * doc/extend.texi: Update force_align_arg_pointer.
10603 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10606 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10607 (INCOMING_STACK_BOUNDARY): Likewise.
10608 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10609 (TARGET_GET_DRAP_RTX): Likewise.
10611 2008-07-30 Andreas Schwab <schwab@suse.de>
10613 PR rtl-optimization/36929
10614 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10615 add_insn_before and fix argument order.
10616 (replace_inc_dec_mem): Handle NULL rtx.
10618 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10620 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10622 (arm_compute_initial_elimination_offset): Use it.
10623 (arm_compute_save_reg_mask): Include static chain save slot when
10624 calculating alignment.
10625 (arm_get_frame_offsets): Ditto.
10626 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10627 that we can use to decrement the stack when the stack decrement
10628 could be too big for an immediate value in a single insn.
10629 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10631 2008-07-30 Richard Guenther <rguenther@suse.de>
10633 PR tree-optimization/36967
10634 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10635 Release defs of statements we remove.
10637 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10639 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10640 instead of NULL_RTVEC.
10642 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10646 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10649 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10651 * final.c (call_from_call_insn): New.
10652 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10654 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10656 * configure.ac: Substitute ADA_CFLAGS.
10657 * configure: Regenerate.
10658 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10659 * Makefile.in: Remove mention of X_* variables.
10660 * config/pa/x-ada-hpux10: Remove.
10661 * config/pa/x-ada: Remove.
10663 * doc/fragments.texi: Update.
10665 2008-07-30 Olivier Hainque <hainque@adacore.com>
10667 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10668 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10669 __dso_handle explicitly here.
10671 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10674 * c-typeck.c (build_binary_op): Encapsulate code into...
10675 * c-common.c (shorten_binary_op): ...this new function.
10676 (conversion_warning): Use the new function. Handle non-negative
10677 constant in bitwise-and.
10678 * c-common.h (shorten_binary_op): Declare.
10680 2008-07-30 Olivier Hainque <hainque@adacore.com>
10682 * scan.c (make_sstring_space): Add explicit conversions of
10683 allocator's return value.
10684 * fix-header.c (recognized_function): Likewise.
10686 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10688 * doc/cpp.texi: Update to GFDL 1.2.
10689 * doc/gcc.texi: Do not list GPL as Invariant Section.
10690 * doc/gccint.texi: Likewise. Update copyright years.
10691 * doc/install.texi: Update copyright years.
10693 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10696 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10697 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10699 2008-07-29 Jan Hubicka <jh@suse.cz>
10701 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10702 (grokdeclarator): Likewise.
10703 * langhooks.c (lhd_warn_unused_global_decl): Use
10704 DECL_DECLARED_INLINE_P.
10705 * print-tree.c (print_node): Remove DECL_INLINE check.
10707 2008-07-29 Richard Guenther <rguenther@suse.de>
10709 PR tree-optimization/36945
10710 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10711 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10712 Record invariant addresses un-decomposed.
10713 (copy_reference_ops_from_call): Record reference call
10714 arguments properly. Simplify.
10715 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10716 helper split out from ...
10717 (create_component_ref_by_pieces): ... here. Simplify.
10718 Prepare for recursive invocation for call arguments.
10719 (create_expression_by_pieces): Adjust call to
10720 create_component_ref_by_pieces.
10721 (compute_avail): Process operand 2 of reference ops.
10723 2008-07-29 Richard Guenther <rguenther@suse.de>
10725 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10727 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10729 * c-format.c (check_format_types): Revert unwanted checkin.
10731 2008-07-29 Jan Hubicka <jh@suse.cz>
10733 * flags.h (flag_really_no_inline): Remove.
10734 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10735 * toplev.c (flag_really_no_inline): Remove.
10736 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10737 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10738 (cgraph_decide_inlining_incrementally): Likewise.
10739 (compute_inline_parameters): Likewise.
10740 * opts.c (decode_options): Simplify.
10741 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10742 * common.opt (finline): Initialize to 1.
10743 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10745 2008-07-29 Jan Hubicka <jh@suse.cz>
10747 * predict.c (always_optimize_for_size_p): New function.
10748 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10749 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10750 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10752 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10753 * function.c (prepare_function_start): Set default profile.
10754 * function.h (rtl_data): Add maybe_hot_insn_p.
10755 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10756 (construct_exit_block): Likewise.
10757 (tree_expand_cfg): Likewise.
10759 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10760 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10761 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10762 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10765 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10768 * c-decl.c (merge_decls): Merge USED flags.
10770 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10772 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10773 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10774 next_stack, lab_false and lab_over trees.
10776 2008-07-28 Richard Guenther <rguenther@suse.de>
10778 PR tree-optimization/36957
10779 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10780 (useless_type_conversion_p): Remove.
10781 (types_compatible_p): Remove.
10782 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10783 (useless_type_conversion_p): Declare.
10784 (types_compatible_p): Declare.
10785 (gimple_expr_type): Return the base type only if it is
10786 trivially convertible to the subtype.
10788 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10790 * configure.ac: Use the m4_do macro to concatenate the warnings into
10791 one string in ACX_PROG_CC_WARNING_OPTS,
10792 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10793 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10794 * configure: Regenerate.
10796 2008-07-28 Richard Guenther <rguenther@suse.de>
10798 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10799 (insert_fake_stores): Remove.
10800 (realify_fake_stores): Likewise.
10801 (execute_pre): Remove dead code.
10802 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10803 (find_func_aliases): Deal with it here instead.
10804 Re-enable gcc_unreachable call.
10806 2008-07-28 Richard Guenther <rguenther@suse.de>
10808 Merge from gimple-tuples-branch.
10810 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10811 * gimple.def: New file.
10812 * gsstruct.def: Likewise.
10813 * gimple-iterator.c: Likewise.
10814 * gimple-pretty-print.c: Likewise.
10815 * tree-gimple.c: Removed. Merged into ...
10816 * gimple.c: ... here. New file.
10817 * tree-gimple.h: Removed. Merged into ...
10818 * gimple.h: ... here. New file.
10820 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10821 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10822 --enable-checking=gimple flag.
10823 * config.in: Likewise.
10824 * configure: Regenerated.
10826 * tree-ssa-operands.h: Tuplified.
10827 * tree-vrp.c: Likewise.
10828 * tree-loop-linear.c: Likewise.
10829 * tree-into-ssa.c: Likewise.
10830 * tree-ssa-loop-im.c: Likewise.
10831 * tree-dump.c: Likewise.
10832 * tree-complex.c: Likewise.
10833 * cgraphbuild.c: Likewise.
10834 * tree-ssa-threadupdate.c: Likewise.
10835 * tree-ssa-loop-niter.c: Likewise.
10836 * tree-pretty-print.c: Likewise.
10837 * tracer.c: Likewise.
10838 * gengtype.c: Likewise.
10839 * tree-loop-distribution.c: Likewise.
10840 * tree-ssa-loop-unswitch.c: Likewise.
10841 * cgraph.c: Likewise.
10842 * cgraph.h: Likewise.
10843 * tree-ssa-loop-manip.c: Likewise.
10844 * value-prof.c: Likewise.
10845 * tree-ssa-loop-ch.c: Likewise.
10846 * tree-tailcall.c: Likewise.
10847 * value-prof.h: Likewise.
10848 * tree.c: Likewise.
10849 * tree.h: Likewise.
10850 * tree-pass.h: Likewise.
10851 * ipa-cp.c: Likewise.
10852 * tree-scalar-evolution.c: Likewise.
10853 * tree-scalar-evolution.h: Likewise.
10854 * target.h: Likewise.
10855 * lambda-mat.c: Likewise.
10856 * tree-phinodes.c: Likewise.
10857 * diagnostic.h: Likewise.
10858 * builtins.c: Likewise.
10859 * tree-ssa-alias-warnings.c: Likewise.
10860 * cfghooks.c: Likewise.
10861 * fold-const.c: Likewise.
10862 * cfghooks.h: Likewise.
10863 * omp-low.c: Likewise.
10864 * tree-ssa-dse.c: Likewise.
10865 * ipa-reference.c: Likewise.
10866 * tree-ssa-uncprop.c: Likewise.
10867 * toplev.c: Likewise.
10868 * tree-gimple.c: Likewise.
10869 * tree-gimple.h: Likewise.
10870 * tree-chrec.c: Likewise.
10871 * tree-chrec.h: Likewise.
10872 * tree-ssa-sccvn.c: Likewise.
10873 * tree-ssa-sccvn.h: Likewise.
10874 * cgraphunit.c: Likewise.
10875 * tree-ssa-copyrename.c: Likewise.
10876 * tree-ssa-ccp.c: Likewise.
10877 * tree-ssa-loop-ivopts.c: Likewise.
10878 * tree-nomudflap.c: Likewise.
10879 * tree-call-cdce.c: Likewise.
10880 * ipa-pure-const.c: Likewise.
10881 * c-format.c: Likewise.
10882 * tree-stdarg.c: Likewise.
10883 * tree-ssa-math-opts.c: Likewise.
10884 * tree-ssa-dom.c: Likewise.
10885 * tree-nrv.c: Likewise.
10886 * tree-ssa-propagate.c: Likewise.
10887 * ipa-utils.c: Likewise.
10888 * tree-ssa-propagate.h: Likewise.
10889 * tree-ssa-alias.c: Likewise.
10890 * gimple-low.c: Likewise.
10891 * tree-ssa-sink.c: Likewise.
10892 * ipa-inline.c: Likewise.
10893 * c-semantics.c: Likewise.
10894 * dwarf2out.c: Likewise.
10895 * expr.c: Likewise.
10896 * tree-ssa-loop-ivcanon.c: Likewise.
10897 * predict.c: Likewise.
10898 * tree-ssa-loop.c: Likewise.
10899 * tree-parloops.c: Likewise.
10900 * tree-ssa-address.c: Likewise.
10901 * tree-ssa-ifcombine.c: Likewise.
10902 * matrix-reorg.c: Likewise.
10903 * c-decl.c: Likewise.
10904 * tree-eh.c: Likewise.
10905 * c-pretty-print.c: Likewise.
10906 * lambda-trans.c: Likewise.
10907 * function.c: Likewise.
10908 * langhooks.c: Likewise.
10909 * ebitmap.h: Likewise.
10910 * tree-vectorizer.c: Likewise.
10911 * function.h: Likewise.
10912 * langhooks.h: Likewise.
10913 * tree-vectorizer.h: Likewise.
10914 * ipa-type-escape.c: Likewise.
10915 * ipa-type-escape.h: Likewise.
10916 * domwalk.c: Likewise.
10917 * tree-if-conv.c: Likewise.
10918 * profile.c: Likewise.
10919 * domwalk.h: Likewise.
10920 * tree-data-ref.c: Likewise.
10921 * tree-data-ref.h: Likewise.
10922 * tree-flow-inline.h: Likewise.
10923 * tree-affine.c: Likewise.
10924 * tree-vect-analyze.c: Likewise.
10925 * c-typeck.c: Likewise.
10926 * gimplify.c: Likewise.
10927 * coretypes.h: Likewise.
10928 * tree-ssa-phiopt.c: Likewise.
10929 * calls.c: Likewise.
10930 * tree-ssa-coalesce.c: Likewise.
10931 * tree.def: Likewise.
10932 * tree-dfa.c: Likewise.
10933 * except.c: Likewise.
10934 * except.h: Likewise.
10935 * cfgexpand.c: Likewise.
10936 * tree-cfgcleanup.c: Likewise.
10937 * tree-ssa-pre.c: Likewise.
10938 * tree-ssa-live.c: Likewise.
10939 * tree-sra.c: Likewise.
10940 * tree-ssa-live.h: Likewise.
10941 * tree-predcom.c: Likewise.
10942 * lambda.h: Likewise.
10943 * tree-mudflap.c: Likewise.
10944 * ipa-prop.c: Likewise.
10945 * print-tree.c: Likewise.
10946 * tree-ssa-copy.c: Likewise.
10947 * ipa-prop.h: Likewise.
10948 * tree-ssa-forwprop.c: Likewise.
10949 * ggc-page.c: Likewise.
10950 * c-omp.c: Likewise.
10951 * tree-ssa-dce.c: Likewise.
10952 * tree-vect-patterns.c: Likewise.
10953 * tree-ssa-ter.c: Likewise.
10954 * tree-nested.c: Likewise.
10955 * tree-ssa.c: Likewise.
10956 * lambda-code.c: Likewise.
10957 * tree-ssa-loop-prefetch.c: Likewise.
10958 * tree-inline.c: Likewise.
10959 * tree-inline.h: Likewise.
10960 * tree-iterator.c: Likewise.
10961 * tree-optimize.c: Likewise.
10962 * tree-ssa-phiprop.c: Likewise.
10963 * tree-vect-transform.c: Likewise.
10964 * tree-object-size.c: Likewise.
10965 * tree-outof-ssa.c: Likewise.
10966 * cfgloop.c: Likewise.
10967 * system.h: Likewise.
10968 * tree-profile.c: Likewise.
10969 * cfgloop.h: Likewise.
10970 * c-gimplify.c: Likewise.
10971 * c-common.c: Likewise.
10972 * tree-vect-generic.c: Likewise.
10973 * tree-flow.h: Likewise.
10974 * c-common.h: Likewise.
10975 * basic-block.h: Likewise.
10976 * tree-ssa-structalias.c: Likewise.
10977 * tree-switch-conversion.c: Likewise.
10978 * tree-ssa-structalias.h: Likewise.
10979 * tree-cfg.c: Likewise.
10980 * passes.c: Likewise.
10981 * ipa-struct-reorg.c: Likewise.
10982 * ipa-struct-reorg.h: Likewise.
10983 * tree-ssa-reassoc.c: Likewise.
10984 * cfgrtl.c: Likewise.
10985 * varpool.c: Likewise.
10986 * stmt.c: Likewise.
10987 * tree-ssanames.c: Likewise.
10988 * tree-ssa-threadedge.c: Likewise.
10989 * langhooks-def.h: Likewise.
10990 * tree-ssa-operands.c: Likewise.
10991 * config/alpha/alpha.c: Likewise.
10992 * config/frv/frv.c: Likewise.
10993 * config/s390/s390.c: Likewise.
10994 * config/m32c/m32c.c: Likewise.
10995 * config/m32c/m32c-protos.h: Likewise.
10996 * config/spu/spu.c: Likewise.
10997 * config/sparc/sparc.c: Likewise.
10998 * config/i386/i386.c: Likewise.
10999 * config/sh/sh.c: Likewise.
11000 * config/xtensa/xtensa.c: Likewise.
11001 * config/stormy16/stormy16.c: Likewise.
11002 * config/ia64/ia64.c: Likewise.
11003 * config/rs6000/rs6000.c: Likewise.
11004 * config/pa/pa.c: Likewise.
11005 * config/mips/mips.c: Likewise.
11007 2008-07-28 Simon Baldwin <simonb@google.com>
11009 * c-pragma.c (handle_pragma_message): New function.
11010 (init_pragma): Register handle_pragma_message.
11011 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11014 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11016 PR tree-optimization/35252
11017 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11018 REALPART_EXPR to be considered as same load operation.
11020 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11022 PR tree-optimization/36830
11023 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11024 (expressions_equal_p): Return false if only one operand is null.
11026 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11028 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11029 version requirements.
11031 2008-07-26 Olivier Hainque <hainque@adacore.com>
11033 * collect2.c (symkind): New enum. Symbol kinds we care about.
11034 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11035 code and head comment accordingly.
11036 (scan_prog_file): Use symkind names instead of bare integers.
11038 2008-07-25 Jan Hubicka <jh@suse.cz>
11040 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11042 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11043 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11044 * dojump.c (clear_pending_stack_adjust): Likewise.
11045 * print-tree.c (print_node): Ignore DECL_INLINE.
11046 * tree-inline.c (inlinable_function_p): Likewise.
11048 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11050 * doc/extend.texi (hot attribute): Document that the hot attribute
11051 turns on -O3 for some ports.
11052 (cold attribute): Document that the cold attribute turns on -Os
11055 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11056 reflect function specific option support.
11058 * target.h (struct target_option_hooks): Add fields to say whether
11059 the cold attribute implies -Os and the hot attribute implies -O3.
11061 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11062 By default, do not turn on -Os for cold functions.
11063 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11064 not turn on -O3 for hot functions.
11066 * c-common.c (handle_hot_attribute): Use target hook to determine
11067 if hot functions should enable -O3.
11068 (handle_cold_attribute): Use target hook to determine if cold
11069 functions should enable -Os.
11071 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11072 (override_options): Move disable scheduling to
11073 optimization_options.
11074 (optimization_options): Disable scheduling here, not
11076 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11077 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11079 * config/ia64/ia64.c (ia64_override_options): Move setting
11080 scheduling flags to ia64_optimization_options.
11081 (ia64_optimization_options): Disable scheduling options here, and
11082 not in ia64_override_options.
11083 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11084 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11086 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11089 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11091 2008-07-25 Martin Jambor <mjambor@suse.cz>
11093 PR tree-optimization/36926
11094 * ipa-prop.c (ipa_analyze_call_uses): Call
11095 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11097 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11099 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11100 movv2si_internal): Add mem = reg alternative.
11102 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11105 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11106 DEFAULT_PCC_STRUCT_RETURN to 127.
11108 2008-07-24 Jan Hubicka <jh@suse.cz>
11110 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11111 (build_cgraph_edges): Likewise.
11112 * cgraph.c (cgraph_node): Do not update assembler hash.
11113 (cgraph_remove_node): Drop non-unit-at-a-time code.
11114 * tree-pass.h (pass_O0_always_inline): Remove.
11115 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11116 * toplev.c (process_options): Flag unit-at-a-time does not imply
11117 no section anchors.
11118 * cgraphunit.c: Update comments.
11119 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11120 (cgraph_assemble_pending_functions): Remove.
11121 (cgraph_reset_node): Drop non-unit-at-a-time code.
11122 (cgraph_finalize_function): Likewise.
11123 (cgraph_analyze_function): Likewise.
11124 (cgraph_finalize_compilation_unit): Likewise.
11125 (cgraph_expand_function): Likewise.
11126 (cgraph_optimize): Likesise.
11127 (save_inline_function_body): Likewise.
11128 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11129 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11130 * ipa-inline.c: Update comments.
11131 (enum inlining_mode): remove INLINE_SPEED.
11132 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11133 (cgraph_mark_inline_edge): Likewise.
11134 (try_inline): Likewise.
11135 (cgraph_decide_inlining_incrementally): Likewise.
11136 (cgraph_gate_inlining): Remove.
11137 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11138 (cgraph_gate_early_inlining): Likewise.
11139 (gate_inline_passes): Remove.
11140 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11141 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11142 pass_O0_always_inline): Remove.
11143 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11144 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11145 * opts.c (no_unit_at_a_time_default): Remove.
11146 (decode_options): Remove flag_unit_at_a_time reset and warning.
11147 * opts.h (no_unit_at_a_time_default): Remove.
11148 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11149 early in GNU dialect.
11150 (merge_decls): Update comment; drop unit-at-a-time check.
11151 (finish_decl): Likewise.
11152 (grok_declaration): Remove flag_inline_trees code.
11153 (finish_functions): Return on function returning non-void on all
11155 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11156 * cfgexpand.c (expand_one_static_var): Remove.
11157 (expand_one_var): Remove expand_one_static_var call.
11158 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11159 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11160 and flag_unit_at_a-time compatibility checks.
11161 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11162 * tree-inline.c (flag_inline_trees): Remove.
11163 (inlinable_function_p): Don't check it.
11164 (expand_call_inline): Remove non-unit-at-a-time code.
11165 * tree-inline.h (flag_inline_trees): Remove.
11166 * tree-optimize.c (execute_early_local_optimizations): Remove
11167 unit-at-a-time checks.
11168 (tree_rest_of_compilation): Likewise.
11169 * combine.c (setup_incoming_promotions): Likewise.
11170 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11171 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11172 * passes.c (pass_inline_parameters): Update comments; remove
11173 O0_alwaysinline pass.
11174 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11175 (execute_one_pass): Likewise.
11176 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11177 (ix86_function_sseregparm): Likewise.
11178 * arm.c (arm_function_in_section_p): Likewise.
11179 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11180 * varpool.c: Update comments.
11181 (decide_is_variable_needed): Remove unit-at-a-time checks.
11182 (varpool_finalize_decl): Likewise.
11184 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11186 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11187 to 2 instead of -1.
11188 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11190 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11192 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11193 imp symbol extension.
11195 2008-07-23 Ian Lance Taylor <iant@google.com>
11197 * tree-vrp.c (infer_value_range): Ignore asm statements when
11198 looking for memory accesses for -fdelete-null-pointer-checks.
11200 2008-07-24 Ben Elliston <bje@au.ibm.com>
11202 * config/spu/spu-c.c (__vector_keyword): New variable.
11203 (vector_keyword): Likewise.
11204 (spu_categorize_keyword): New function.
11205 (spu_macro_to_expand): Likewise.
11206 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11207 compiling an ISO C dialect.
11209 2008-07-24 Ben Elliston <bje@au.ibm.com>
11211 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11212 conventional usage.
11214 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11216 * configure: Regenerate.
11217 * configure.ac: Require texinfo 4.7.
11218 * doc/install.texi: Document texinfo 4.7 requirement.
11220 2008-07-23 Martin Jambor <mjambor@suse.cz>
11222 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11223 rather than for DECL_SAVED_TREE.
11224 * ipa-prop.c: Include diagnostic.h.
11225 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11227 (ipa_detect_param_modifications): Function rewritten from scratch.
11228 (ipa_compute_jump_functions): Changed accesses to modification flags.
11229 (ipa_free_node_params_substructures): Update flags destruction.
11230 (ipa_node_duplication_hook): Update flags duplication.
11231 (ipa_print_all_params_modified): Updated flag access.
11232 * ipa-prop.h (struct ipa_param_flags): New structure.
11233 (struct ipa_node_params): New field modification_analysis_done,
11234 modified_flags changed into param_flags.
11235 (ipa_is_ith_param_modified): Changed to use new flags.
11236 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11238 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11239 ipa-cp.c and split into two functions.
11240 (ipa_print_node_jump_functions): New function.
11241 (compute_scalar_jump_functions): New function.
11242 (type_like_member_ptr_p): New function.
11243 (compute_pass_through_member_ptrs): New function.
11244 (fill_member_ptr_cst_jump_function): New function.
11245 (determine_cst_member_ptr): New function.
11246 (compute_cst_member_ptr_arguments): New function.
11247 (ipa_compute_jump_functions): Complete rewrite.
11248 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11249 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11250 (struct ipa_member_ptr_cst): New structure.
11251 (union jump_func_value): New field member_cst.
11252 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11253 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11254 jump function types.
11255 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11256 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11257 instead of ipcp_print_all_jump_functions.
11258 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11259 only for replacable scalars.
11261 * doc/invoke.texi (Optimize options): Add description of
11262 -findirect-inlining.
11263 * common.opt (flag_indirect_inlining): New flag.
11264 * opts.c (decode_options): Set flag_indirect_inlining when
11267 * ipa-inline.c: Include ipa-prop.h.
11268 (inline_indirect_intraprocedural_analysis): New function.
11269 (inline_generate_summary): Allocate parameter and argument info
11270 structures, call inline_indirect_intraprocedural_analysis on each
11271 node when doing indirect inlining and deallocate indirect inlining
11272 data structures in the end.
11273 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11274 (free_all_ipa_structures_after_iinln): New function.
11275 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11277 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11279 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11280 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11281 of computing the frequency separately.
11282 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11283 of computing the frequency separately.
11284 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11285 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11286 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11287 (ipa_get_stmt_member_ptr_load_param): New function.
11288 (ipa_is_ssa_with_stmt_def): New function.
11289 (ipa_note_param_call): New function.
11290 (ipa_analyze_call_uses): New function.
11291 (ipa_analyze_stmt_uses): New function.
11292 (ipa_analyze_params_uses): New function.
11293 (ipa_free_node_params_substructures): Also free the param_calls linked
11295 (ipa_node_duplication_hook): Also duplicate the param_calls
11297 (ipa_print_node_param_flags): New function.
11298 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11299 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11300 * ipa-prop.h (struct ipa_param_flags): New field called.
11301 (struct ipa_param_call_note): New structure.
11302 (struct ipa_node_params): New fields param_calls and
11303 uses_analysis_done.
11304 (ipa_is_ith_param_called): New function.
11305 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11306 ipa_analyze_params_uses and dump parameter flags.
11308 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11309 ipa_propagate_indirect_call_infos if performing indirect inlining,
11310 pass a new parameter new_edges to it.
11311 (add_new_edges_to_heap): New fucntion.
11312 (cgraph_decide_inlining_of_small_functions): New vector
11313 new_indirect_edges for newly found indirect edges , call
11314 ipa_propagate_indirect_call_infos after inlining.
11315 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11316 inlining if performing indirect inlining. Call
11317 free_all_ipa_structures_after_iinln when doing so too.
11318 (inline_generate_summary): Do not call
11319 free_all_ipa_structures_after_iinln here.
11320 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11321 (print_edge_addition_message): New function.
11322 (update_call_notes_after_inlining): New function.
11323 (propagate_info_to_inlined_callees): New function.
11324 (ipa_propagate_indirect_call_infos): New function.
11325 * ipa-prop.h: Include cgraph.h
11326 (struct ipa_param_call_note): Fields reordered, new field processed.
11327 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11328 flag indirect_call.
11329 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11330 rediscovered call statements.
11331 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11332 (dump_cgraph_node): Dump also the indirect_call flag.
11333 (cgraph_clone_edge): Copy also the indirect_call flag.
11334 * tree-inline.c (copy_bb): Do not check for fndecls from call
11335 expressions, check for edge availability when moving clones.
11336 (get_indirect_callee_fndecl): New function.
11337 (expand_call_inline): If callee declaration is not apprent from
11338 the statement, try calling get_indirect_callee_fndecl. Do not
11339 issue warnings or call sorry when not inlinings an indirect edge.
11340 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11342 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11343 bit more frandly to matching.
11344 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11345 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11346 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11348 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11351 * opth-gen.awk: Suppress function specific features when building
11353 * optc-gen.awk: Ditto.
11355 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11358 * diagnostic.c (pedwarn): Add opt parameter.
11360 * c-tree.h (pedwarn_init): Add opt parameter.
11361 (pedwarn_c90): Likewise.
11362 (pedwarn_c99): Likewise.
11363 * c-errors.c (pedwarn_c99): Likewise.
11364 (pedwarn_c90): Likewise.
11365 * toplev.h (pedwarn): Update declaration.
11366 (pedwarn0): Declare.
11367 * c-lex.c: All calls to pedwarn changed.
11368 * builtins.c: All calls to pedwarn changed.
11369 * toplev.c: All calls to pedwarn changed.
11370 * c-decl.c: All calls to pedwarn changed.
11371 * c-typeck.c: All calls to pedwarn changed.
11372 * c-common.c: All calls to pedwarn changed.
11373 * c-parser.c: All calls to pedwarn changed.
11375 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11376 Karthik Kumar <karthikkumar@gmail.com>
11378 * attribs.c (file scope): Include c-common.h.
11379 (decl_attributes): Add support for #pragma GCC optimize and
11380 #pragma GCC option.
11382 * targhooks.c (default_can_inline_p): New function that is the
11383 default for the TARGET_CAN_INLINE_P target hook.
11385 * targhooks.h (default_can_inline_p): Add declaration.
11387 * tree.c (cl_optimization_node): New static tree for building
11388 OPTIMIZATION_NODE tree.
11389 (cl_target_option_node): New static tree for building
11390 TARGET_OPTION_NODE tree.
11391 (cl_option_hash_table): New hash table for hashing
11392 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11393 (cl_option_hash_hash): New function to provide the hash value for
11394 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11395 (cl_option_hash_eq): New function to provide an equality test for
11396 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11397 (tree_code_size): Add support for OPTIMIZATION_NODE and
11398 TARGET_OPTION_NODE trees.
11399 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11400 TARGET_OPTION_NODE trees.
11401 (build_optimization_node): Build a tree that has all of the
11402 current optimization options.
11403 (build_target_option_node): Build a tree that has the target
11404 options that might be changed on a per function basis.
11406 * tree.h (file scope): Include options.h.
11407 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11408 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11409 (TREE_OPTIMIZATION): Ditto.
11410 (TREE_TARGET_SPECIFIC): Ditto.
11411 (struct tree_function_decl): Add fields for remembering the
11412 current optimization options and target specific options.
11413 (struct tree_optimization_option): New tree variant that remembers
11414 the optimization options.
11415 (struct tree_target_option): New tree variant that remembers the
11416 target specific flags that might change for compiling a particular
11418 (union tree_node): Include tree_optimization_option and
11419 tree_target_option fields.
11420 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11421 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11422 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11423 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11424 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11425 optimization and target options.
11426 (optimization_default_node): New macro to refer to global_trees
11428 (optimization_current_node): Ditto.
11429 (optimization_cold_node): Ditto.
11430 (optimization_hot_node): Ditto.
11431 (target_option_default_node): Ditto.
11432 (target_option_current_node): Ditto.
11433 (current_option_pragma): Ditto.
11434 (current_optimize_pragma): Ditto.
11436 * target.h (struct gcc_target): Add valid_option_attribute_p,
11437 target_option_save, target_option_restore, target_option_print,
11438 target_option_pragma_parse, and can_inline_p hooks.
11440 * toplev.h (parse_optimize_options): Add declaration.
11441 (fast_math_flags_struct_set_p): Ditto.
11443 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11444 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11447 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11448 tree_can_inline_p hook to see if one function can inline another.
11449 (cgraph_decide_inlining): Ditto.
11450 (cgraph_decide_inlining_incrementally): Ditto.
11452 * opts.c (decode_options): Add support for running multiple times
11453 to allow functions with different target or optimization options
11454 than was specified on the command line.
11455 (fast_math_flags_struct_set_p): New function that is similar to
11456 fast_math_flags_set_p, except it uses the values in the
11457 cl_optimization structure instead of global variables.
11459 * optc-gen.awk: Add support for TargetSave to allow a back end to
11460 declare new fields that need to be saved when using function
11461 specific options. Include flags.h and target.h in the options.c
11462 source. Add support for Save to indicate which options can be set
11463 for individual functions. Generate cl_optimize_save,
11464 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11465 cl_target_option_restore, cl_target_option_print functions to
11466 allow functions to use different optimization or target options.
11468 * opt-functions.awk (var_type_struct): Return the type used for
11469 storing the field in a structure.
11471 * opth-gen.awk: Add support for TargetSave to allow a back end to
11472 declare new fields that need to be saved when using function
11473 specific options. Add support for Save to indicate which options
11474 can be set for individual functions. Only generate one extern for
11475 Mask fields. Generate cl_optimization and cl_target_option
11476 structures to remember optimization and target options.
11478 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11479 collecting new tree nodes.
11480 (TS_TARGET_OPTION): Ditto.
11482 * c-decl.c (merge_decls): Merge function specific target and
11483 optimization options.
11485 * function.c (invoke_set_current_function_hook): If the function
11486 uses different optimization options, change the global variables
11489 * coretypes.h (struct cl_optimization): Add forward reference.
11490 (struct cl_target_option): Ditto.
11492 * c-pragma.c (option_stack): New static vector to remember the
11493 current #pragma GCC option stack.
11494 (handle_pragma_option): New function to support #pragma GCC option
11495 to change target options.
11496 (optimize_stack): New static vector to remember the current
11497 #pragma GCC optimize stack.
11498 (handle_pragma_optimize): New function to support #pragma GCC
11499 optimize to change optimization options.
11500 (init_pragma): Add support for #pragma GCC optimize and #pragma
11503 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11504 optimization options.
11505 (TARGET_OPTION_NODE): New tree code for remembering certain target
11508 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11509 TARGET_OPTION_NODE trees.
11511 * common.opt (-O): Add Optimization flag.
11513 (-fmath-errno): Ditto.
11514 (-falign-functions): Add UInteger flag to make sure flag gets full
11515 int in cl_optimization structure.
11516 (-falign-jumps): Ditto.
11517 (-falign-labels): Ditto.
11518 (-falign-loops): Ditto.
11519 (-fsched-stalled-insns): Ditto.
11520 (-fsched-stalled-insns-dep): Ditto.
11522 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11524 (TARGET_OPTION_SAVE): Ditto.
11525 (TARGET_OPTION_RESTORE): Ditto.
11526 (TARGET_OPTION_PRINT): Ditto.
11527 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11528 (TARGET_CAN_INLINE_P): Ditto.
11529 (TARGET_INITIALIZER): Add new hooks.
11531 * tree-inline.c (tree_can_inline_p): New function to determine
11532 whether one function can inline another. Check if the functions
11533 use compatible optimization options, and also call the backend
11536 * tree-inline.h (tree_can_inline_p): Add declaration.
11538 * c-common.c (c_common_attribute): Add support for option and
11539 optimize attributes.
11540 (handle_option_attribute): Add support for the option attribute to
11541 allow the user to specify different target options for compiling a
11543 (handle_optimize_attribute): Add support for the optimize
11544 attribute to allow the user to specify different optimization
11545 options for compiling a specific function.
11546 (handle_hot_attribute): Turn on -O3 optimization for this one
11547 function if it isn't the default optimization level.
11548 (handle_cold_attribute): Turn on -Os optimization for this one
11549 function if it insn't the default optimization.
11550 (const_char_p): New const char * typedef.
11551 (optimize_args): New static vector to remember the optimization
11553 (parse_optimize_options): New function to set up the optimization
11554 arguments from either the optimize attribute or #pragma GCC optimize.
11556 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11557 (builtin_define_std): Ditto.
11559 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11560 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11561 (x86_64-*-*): Ditto.
11563 * Makefile.in (TREE_H): Add options.h.
11564 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11566 * doc/extend.texi (option attribute): Document new attribute.
11567 (optimize attribute): Ditto.
11568 (hot attribute): Document hot attribute sets -O3.
11569 (cold attribute): Document cold attribute sets -Os.
11570 (#pragma GCC option): Document new pragma.
11571 (#pragma GCC optimize): Ditto.
11573 * doc/options.texi (TargetSave): Document TargetSave syntax.
11574 (UInteger): Document UInteger must be used for certain flags.
11575 (Save): Document Save option to create target specific options
11576 that can be saved/restored on a function specific context.
11578 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11579 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11581 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11582 (TARGET_OPTION_SAVE): Ditto.
11583 (TARGET_OPTION_RESTORE): Ditto.
11584 (TARGET_OPTION_PRINT): Ditto.
11585 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11586 (TARGET_CAN_INLINE_P): Ditto.
11588 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11590 (-mfpmath=both): Ditto.
11592 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11593 Karthik Kumar <karthikkumar@gmail.com>
11595 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11596 (TARGET_POPCNT): Ditto.
11597 (TARGET_SAHF): Ditto.
11598 (TARGET_AES): Ditto.
11599 (TARGET_PCLMUL): Ditto.
11600 (TARGET_CMPXCHG16B): Ditto.
11601 (TARGET_RECIP): Move switch into target_flags.
11602 (TARGET_FUSED_MADD): Ditto.
11603 (ix86_arch_features): Make an unsigned char type.
11604 (ix86_tune_features): Ditto.
11605 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11606 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11607 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11609 * config/i386/i386.opt (arch): New TargetSave field to define
11610 fields that need to be saved for function specific option support.
11613 (branch_cost): Ditto.
11614 (ix86_isa_flags_explicit): Ditto.
11615 (tune_defaulted): Ditto.
11616 (arch_specified): Ditto.
11617 (-m128-long-double): Add Save flag to save option for target
11618 specific option support.
11620 (-maccumulate-outgoing-args): Ditto.
11621 (-malign-double): Ditto.
11622 (-malign-stringops): Ditto.
11623 (-mfancy-math-387): Ditto.
11624 (-mhard-float): Ditto.
11625 (-mieee-fp): Ditto.
11626 (-minline-all-stringops): Ditto.
11627 (-minline-stringops-dynamically): Ditto.
11628 (-mms-bitfields): Ditto.
11629 (-mno-align-stringops): Ditto.
11630 (-mno-fancy-math-387): Ditto.
11631 (-mno-push-args): Ditto.
11632 (-mno-red-zone): Ditto.
11633 (-mpush-args): Ditto.
11634 (-mred-zone): Ditto.
11636 (-msseregparm): Ditto.
11637 (-mstack-arg-probe): Ditto.
11649 (-mno-sse4): Ditto.
11652 (-mrecip): Move flag into target_flags.
11654 (-mno-fused-madd): Ditto.
11655 (-mfused-madd): Ditto.
11656 (-mabm): Move flag into ix86_isa_flags.
11663 * config/i386/i386-c.c: New file for #pragma support.
11664 (ix86_target_macros_internal): New function to #define or #undef
11665 target macros based when the user uses the #pragma GCC option to
11666 change target options.
11667 (ix86_pragma_option_parse): New function to add #pragma GCC option
11669 (ix86_target_macros): Move defining the target macros here from
11670 TARGET_CPU_CPP_BUILTINS in i386.h.
11671 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11672 defined, initialize any subtarget #pragmas.
11674 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11675 REGISTER_TARGET_PRAGMAS.
11677 * config/i386/t-i386: New file for x86 dependencies.
11678 (i386.o): Make dependencies mirror the include files used.
11679 (i386-c.o): New file, add dependencies.
11681 * config/i386/i386-protos.h (override_options): Add bool argument.
11682 (ix86_valid_option_attribute_tree): Add declaration.
11683 (ix86_target_macros): Ditto.
11684 (ix86_register_macros): Ditto.
11686 * config/i386/i386.c (ix86_tune_features): Move initialization of
11687 the target masks to initial_ix86_tune_features to allow functions
11688 to have different target options. Make type unsigned char,
11689 instead of unsigned int.
11690 (initial_ix86_tune_features): New static vector to hold processor
11691 masks for the tune variables.
11692 (ix86_arch_features): Move initialization of the target masks to
11693 initial_ix86_arch_features to allow functions to have different
11694 target options. Make type unsigned char, instead of unsigned int.
11695 (initial_ix86_arch_features): New static vector to hold processor
11696 masks for the arch variables.
11697 (enum ix86_function_specific_strings): New enum to describe the
11698 string options used for attribute((option(...))).
11699 (ix86_target_string): New function to return a string that
11700 describes the target options.
11701 (ix86_debug_options): New function to print the current options in
11703 (ix86_function_specific_save): New function hook to save the
11704 function specific global variables in the cl_target_option structure.
11705 (ix86_function_specific_restore): New function hook to restore the
11706 function specific variables from the cl_target_option structure to
11707 the global variables.
11708 (ix86_function_specific_print): New function hook to print the
11709 target specific options in the cl_target_option structure.
11710 (ix86_valid_option_attribute_p): New function hook to validate
11711 attribute((option(...))) arguments.
11712 (ix86_valid_option_attribute_tree): New function that is common
11713 code between attribute((option(...))) and #pragma GCC option
11714 support that parses the options and returns a tree holding the options.
11715 (ix86_valid_option_attribute_inner_p): New helper function for
11716 ix86_valid_option_attribute_tree.
11717 (ix86_can_inline_p): New function hook to decide if one function
11718 can inline another on a target specific basis.
11719 (ix86_set_current_function); New function hook to switch target
11720 options if the user used attribute((option(...))) or #pragma GCC
11722 (ix86_tune_defaulted): Move to static file scope from
11724 (ix86_arch_specified): Ditto.
11725 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11727 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11728 (OPTION_MASK_ISA_ABM_SET): Ditto.
11729 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11730 (OPTION_MASK_ISA_CX16_SET): Ditto.
11731 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11732 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11733 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11734 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11735 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11736 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11737 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11738 (struct ptt): Move to static file scope from override_options.
11739 (processor_target_table): Ditto.
11740 (cpu_names): Ditto.
11741 (ix86_handle_option): Add support for options that are now isa options.
11742 (override_options): Add support for declaring functions that
11743 support different target options than were specified on the
11744 command line. Move struct ptt, processor_target_table, cpu_names,
11745 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11746 Add bool argument. Fix up error messages so the appropriate error
11747 is given for either command line or attribute.
11748 (ix86_previous_fndecl): New static to remember previous function
11749 declaration to see if we need to change target options.
11750 (ix86_builtins_isa): New array to record the ISA of each builtin
11752 (def_builtin): Always create the builtin function, even if the
11753 current ISA doesn't support it.
11754 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11755 tests for those builtins.
11756 (ix86_init_builtins): Remove TARGET_MMX test for calling
11757 ix86_init_mmx_sse_builtins.
11758 (ix86_expand_builtin): If the current ISA doesn't support a given
11759 builtin, signal an error.
11760 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11761 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11762 (TARGET_OPTION_SAVE): Ditto.
11763 (TARGET_OPTION_RESTORE): Ditto.
11764 (TARGET_OPTION_PRINT): Ditto.
11765 (TARGET_CAN_INLINE_P): Ditto.
11767 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11769 * c-typeck.c (build_external_ref): Don't call assemble_external.
11770 * final.c (output_operand): Call assemble_external.
11772 2008-07-21 DJ Delorie <dj@redhat.com>
11774 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11775 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11777 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11779 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11780 original insn and splitter contents into ...
11781 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11782 flag_unsafe_math_optimizations. Add dummy scratch register.
11783 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11784 !flag_unsafe_math_optimizations. Returns number with next
11785 highest magnitude if this is still less or equal to the true
11786 quotient in magnitude.
11788 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11790 * Makefile.in: Replace toplev.h with TOPLEV_H.
11791 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11792 * c-lex.c (fe_file_change): Don't set in_system_header.
11793 * c-parser.c (c_token): Remove in_system_header.
11794 (c_lex_one_token): Don't set in_system_header.
11795 (c_parser_set_source_position_from_token): Don't set in_system_header.
11796 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11799 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11800 * flags.h (in_system_header): Remove.
11801 * function.c (saved_in_system_header): Remove.
11802 (push_cfun): Don't set in_system_header.
11803 (pop_cfun): Don't set in_system_header.
11804 (push_struct_function): Don't set in_system_header.
11805 * input.h (expanded_location): Add sysp.
11806 (in_system_header_at): New.
11807 (in_system_header): New.
11808 * toplev.c (in_system_header): Remove.
11809 * toplev.h: Include input.h
11811 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11812 * tree-ssa.c (warn_uninit): Call warning_at.
11813 (warn_uninitialized_var): Update calls to warn_uninit.
11814 (warn_uninitialized_phi): Update calls to warn_uninit.
11815 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11816 (expand_location): Initialize xloc.sysp.
11817 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11818 (tree_decl_with_vis): Remove in_system_header_flag.
11820 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11823 * recog.c (asm_operand_ok): Change the order of the extra
11824 memory constraint checks.
11826 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11829 * tree-switch-conversion.c (build_one_array): Call
11830 varpool_mark_needed_node and varpool_finalize_decl
11831 instead of assemble_variable.
11833 2008-07-19 Jan Hubicka <jh@suse.cz>
11835 * cgraph.c (cgraph_add_new_function): Do early local passes.
11836 * tree-nrv.c (gate_pass_return_slot): New gate.
11837 (pass_nrv): Add the gate.
11838 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11840 (coalesce_ssa_name): Coalesce SSA names.
11841 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11842 not optimizing so unused user vars remains visible.
11843 * common.opt (flag_tree_ter): Always enable by default.
11844 * tree-ssa-ter.c: Include flags.h
11845 (is_replaceable_p): Check that locations match; when aliasing
11846 is missing be conservative about loads.
11847 * tree-optimize.c (gate_init_datastructures): Remove.
11848 (pass_init_datastructures): New.
11849 * passes.c: Reorder passes so we always go into SSA.
11851 2008-07-19 Jan Hubicka <jh@suse.cz>
11853 * doc/extend.texi (flatten attribute): Remove note about
11855 * doc/invoke.texi (--combine): Likewise.
11856 (-finline-functions-called-once): Update levels when enabled.
11857 (-funit-at-a-time): Document new behaviour.
11858 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11859 -fno-section-anchors when disabled explicitly.
11860 (inline params): They are not ignored now.
11861 (precompiled headers): Remove unit-at-a-time as being incompatible.
11862 * opts.c (decode_options): Handle unit-at-a-time as alias;
11863 imply -fno-section-anchors when toplevel reorder is disabled
11865 * common.opt (ftoplevel-reorder): Set default value to 2.
11866 (funit-at-a-time): Set default value to 1.
11867 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11870 2008-07-19 Jan Hubicka <jh@suse.cz>
11872 * builtins.c (expand_builtin_int_roundingfn,
11873 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11876 2008-07-19 Richard Guenther <rguenther@suse.de>
11879 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11880 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11881 * tree-ssa-pre.c (get_expr_value_id): For newly created
11882 constant value-ids make sure to add the expression to its
11885 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11887 PR middle-end/36877
11888 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11889 return value of the builtin is ignored.
11891 2008-07-19 Olivier Hainque <hainque@adacore.com>
11893 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11894 bits, a C conformant malloc implementation has to provide.
11895 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11897 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11901 * reload.c (find_reloads_subreg_address): Only reload address if
11902 reloaded == 0, not for reloaded != 1.
11905 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11906 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11907 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11908 m32c_legitimize_reload_address.
11910 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11911 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11912 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11914 2008-07-19 Olivier Hainque <hainque@adacore.com>
11916 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11917 argument, saying whether nested array are to be collapsed
11918 into a single array type DIE with multiple subscripts.
11919 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11920 issues, centralize the nested array types collapsing control and
11921 disable the transformation for Ada.
11923 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11926 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11928 (x86_64_shift_adj_2): New expander.
11929 (x86_64_shift_adj_3): Ditto.
11930 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11931 to split TImode operands.
11932 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11933 (ix86_split_lshr): Ditto.
11935 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11937 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11938 and __CHAR32_TYPE__.
11939 * c-typeck.c (digest_init): Support char16_t and char32_t.
11940 (set_nonincremental_init_from_string): Idem.
11942 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11944 PR middle-end/36859
11945 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11946 PREFERRED_STACK_BOUNDARY.
11947 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11949 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11951 PR middle-end/36858
11952 * function.c (locate_and_pad_parm): Cap boundary earlier.
11954 2008-07-17 Julian Brown <julian@codesourcery.com>
11956 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11957 no-op for targets which don't use DLLs.
11959 2008-07-17 Martin Jambor <mjambor@suse.cz>
11961 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11962 that nodes are relevant by examining the node->analyzed flag.
11963 (ipcp_init_stage): Check which nodes are relevant, assert that the
11964 relevant ones are also required.
11965 (ipcp_propagate_stage): Check on the side arrays are properly
11967 (ipcp_print_all_jump_functions): Make sure not to touch any node
11968 that is not analyzed or an edge that does not have a corresponding
11969 entry in the on-the-side vectors.
11970 (ipcp_function_scale_print): Likewise.
11971 (ipcp_update_callgraph): Check that the node is relevant.
11972 (ipcp_insert_stage): Check that the node is relevant. Check there is
11973 an info for every node and edge.
11974 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11975 (ipa_print_all_tree_maps): Likewise and a new variable info.
11976 (ipa_print_all_params_modified): Likewise.
11977 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11979 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11982 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11984 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11986 PR rtl-optimization/36753
11987 * fwprop.c (use_killed_between): Don't shortcut
11988 single-definition global registers.
11990 2008-07-16 Jan Hubicka <jh@suse.cz>
11992 * cgraph.h (varpool_empty_needed_queue): Declare.
11993 * cgraphunit.c (output_in_order): Mark all variables as needed;
11995 * varpool.c (varpool_assemble_node): Update debug queue.
11996 (varpool_assemble_pending_decls): Don't do it here.
11997 (varpool_empty_needed_queue): New function.
11999 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12001 * recog.c (peephole2_optimize): Fix formatting.
12003 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12005 * c-pch.c (get_ident): Avoid C++ keywords.
12006 * combine-stack-adj.c (single_set_for_csa): Likewise.
12007 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12008 output_asm_insn): Likewise.
12009 * reload.c (push_secondary_reload, find_reusable_reload,
12010 push_reload, combine_reloads, find_reloads,
12011 debug_reload_to_stream): Likewise.
12012 * reload.h (struct reload): Likewise.
12013 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12014 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12015 emit_output_reload_insns): Likewise.
12016 * targhooks.c (default_secondary_reload): Likewise.
12017 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12019 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12021 * recog.c (validate_change_1, validate_change,
12022 validate_unshare_change, validate_replace_rtx_1, struct
12023 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12025 * reload.c (push_secondary_reload, secondary_reload_class,
12026 scratch_reload_class, find_valid_class, find_reusable_reload,
12027 push_reload, find_dummy_reload, find_reloads_address_1,
12028 find_reloads_address_part, find_equiv_reg): Likewise.
12029 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12030 choose_reload_regs): Likewise.
12031 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12033 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12034 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12035 * sched-rgn.c (concat_INSN_LIST): Likewise.
12036 * stor-layout.c (mode_for_size, mode_for_size_tree,
12037 smallest_mode_for_size): Likewise.
12039 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12041 * cfg.c (dump_reg_info): Avoid C++ keywords.
12042 * dwarf2asm.c (dw2_force_const_mem,
12043 dw2_asm_output_encoded_addr_rtx): Likewise.
12044 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12045 * expmed.c (expand_shift): Likewise.
12046 * global.c (find_reg): Likewise.
12047 * graph.c (draw_edge): Likewise.
12048 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12049 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12050 widen_clz, widen_bswap, expand_parity, expand_unop,
12051 emit_cmp_and_jump_insn_1): Likewise.
12052 * postreload.c (reload_cse_simplify_operands): Likewise.
12053 * ra.h (add_neighbor): Likewise.
12054 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12055 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12056 record_reg_classes, copy_cost, record_address_regs,
12057 invalid_mode_change_p): Likewise.
12058 * regrename.c (regrename_optimize, scan_rtx_reg,
12059 dump_def_use_chain, find_oldest_value_reg,
12060 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12062 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12064 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12065 MASK_POWERPC64 for power4 in previous commit.
12067 2008-07-16 Olivier Hainque <hainque@adacore.com>
12069 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12070 instead of bare conversion to cast const-ness away.
12072 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12074 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12075 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12076 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12077 (TARGET_FUNCTION_VALUE): Define.
12079 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12081 * config/rs6000/rs6000.c (processor_target_table): Add
12082 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12084 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12087 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12088 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12089 m32c_legitimize_reload_address.
12091 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12093 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12094 DECL_IN_SYSTEM_HEADER in sync.
12096 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12098 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12099 * tree-ssa-pre.c (pre_expr_eq): Ditto
12100 (get_constant_for_value_id): Take a type as an argument.
12101 (fully_constant_expression): Pass in type.
12102 (find_or_generate_expression): Short circuit constant case.
12103 (create_expression_by_pieces): Remove special casing of
12105 (do_regular_insertion): Short circuit constant case.
12106 (do_partial_partial_insertion): Ditto.
12108 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12111 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12113 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12115 * config/xtensa/libgcc-xtensa.ver: New file.
12116 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12118 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12120 * df-problems.c (df_set_note): Avoid C++ keywords.
12121 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12122 * dse.c (record_store, remove_useless_values): Likewise.
12123 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12124 gen_reg_rtx_offset, operand_subword, change_address_1,
12125 change_address, adjust_address_1, offset_address,
12126 widen_memory_access, emit_copy_of_insn_after): Likewise.
12127 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12128 * fwprop.c (should_replace_address, propagate_rtx_1,
12129 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12131 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12132 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12133 * lcm.c (compute_insert_delete, pre_edge_lcm,
12134 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12135 * lower-subreg.c (resolve_reg_notes): Likewise.
12136 * mode-switching.c (optimize_mode_switching): Likewise.
12138 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12140 * bt-load.c (add_btr_def, migrate_btr_def,
12141 branch_target_load_optimize): Avoid C++ keywords.
12142 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12144 * combine.c (subst, simplify_set, make_extraction,
12145 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12146 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12147 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12149 2008-07-15 Richard Guenther <rguenther@suse.de>
12151 PR middle-end/36369
12152 * c-common.c (strict_aliasing_warning): Do not warn for
12153 TYPE_REF_CAN_ALIAS_ALL pointers.
12154 (c_common_get_alias_set): may_alias types are not special.
12155 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12156 attribute and set can_ref_all accordingly.
12157 (build_reference_type_for_mode): Likewise.
12158 * doc/extend.texi (may_alias): Clarify.
12160 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12163 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12164 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12166 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12169 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12170 gcc_assert, instead call output_operand_lossage.
12172 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12174 * builtins.c (std_canonical_va_list): Treat structure based
12177 2008-07-15 Ben Elliston <bje@au.ibm.com>
12179 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12181 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12183 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12186 2008-07-14 Jan Hubicka <jh@suse.cz>
12188 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12189 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12190 fix predicates and constraints.
12191 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12192 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12194 2008-07-14 Doug Kwan <dougkwan@google.com>
12196 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12197 additional option file arm/eabi.opt.
12198 * config/arm/eabi.h (File): New configuration file for EABI targets.
12199 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12200 SUBSUBTARGET_EXTRA_SPECS.
12201 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12202 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12203 from STARTFILE_SPEC so that it can be referenced in an override.
12204 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12205 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12206 can be referenced in an override.
12207 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12208 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12209 so that it can be referenced in an override.
12210 (LINK_SPEC): Use BPABI_LINK_SPEC.
12211 * config/arm/eabi.opt (File): New.
12213 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12215 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12216 (FIXED_VALUE_H): New variable.
12217 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12218 input.h, fixed-value.h.
12219 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12220 (BASIC_BLOCK_H): Use $(BITMAP_H).
12221 (FUNCTION_H): Add varray.h.
12222 (IPA_REFERENCE_H): Use $(BITMAP_H).
12223 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12224 (DF_H): Use $(BITMAP_H).
12225 (GGC_H): Add statistics.h.
12226 (INSN_ADDR_H): New.
12227 (INSN_ATTR_H): Use it.
12228 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12230 (SYMTAB_H): Add $(OBSTACK_H).
12231 (CPP_INTERNAL_H): New.
12232 (TREE_DUMP_H): Add tree-pass.h.
12233 (TREE_FLOW_H): Use $(BITMAP_H)
12234 (PRETTY_PRINT_H): Use $(INPUT_H).
12235 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12238 (many object files): Fix lots of header dependencies throughout.
12240 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12242 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12244 (s-gtyp-input): Use them to write tmp-gi.list.
12245 (echo_to_gi.list): Remove.
12247 2008-07-14 Richard Guenther <rguenther@suse.de>
12249 * tree-ssa-sccvn.c (pre_info): Remove.
12250 (switch_to_PRE_table): Likewise.
12251 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12252 (set_hashtable_value_ids): Do not create value-ids for the
12254 (run_scc_vn): Remove double test. Remove bogus special-case
12255 in value-number printing.
12256 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12257 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12259 * tree-flow-inline.h (get_value_handle): Remove.
12260 * tree-flow.h (get_value_handle): Remove.
12262 2008-07-14 Martin Jambor <mjambor@suse.cz>
12264 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12265 in which we generate arithmetics is not a subrange.
12267 2008-07-14 Martin Jambor <mjambor@suse.cz>
12269 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12271 2008-07-14 Richard Guenther <rguenther@suse.de>
12273 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12275 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12278 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12279 reload for symbol refs moved to r0 with -fPIC.
12280 (legitimize_pic_address): Use the target register as temporary
12282 (emit_symbolic_move): Adjust comment.
12283 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12286 2008-07-14 Ben Elliston <bje@au.ibm.com>
12288 * c-common.h (C_CPP_HASHNODE): New macro.
12289 * coretypes.h (struct cpp_token): Forward declare.
12290 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12291 the context-sensitive keyword method.
12292 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12293 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12294 expand_bool_pixel): New.
12295 (altivec_categorize_keyword): New function.
12296 (init_vector_keywords): New function.
12297 (rs6000_macro_to_expand): Likewise.
12298 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12299 compiling an ISO C dialect.
12301 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12303 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12304 (create_expression_by_pieces): Fix typo.
12305 (do_regular_insertion): Use debug counter here too.
12307 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12310 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12311 CONST_OK_FOR_LETTER_P. All port-local users changed.
12312 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12313 implement Kp matching power-of-two.
12314 (CONSTRAINT_LEN): Define to match.
12315 * config/cris/cris.md: Replace all use of constraint K with Kc.
12316 ("*btst*): Use Kp for operand 0 of last alternative.
12318 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12321 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12324 2008-07-13 Jan Hubicka <jh@suse.cz>
12326 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12329 2008-07-13 Richard Guenther <rguenther@suse.de>
12331 PR middle-end/36811
12332 * langhooks.c (lhd_print_error_function): Deal with recursive
12335 2008-07-12 Jan Hubicka <jh@suse.cz>
12337 * cgraph.c (assembler_name_hash): New static var.
12338 (hash_node_by_assembler_name, eq_assembler_name): New.
12339 (cgraph_node_for_asm): Use hashtable.
12340 (cgraph_remove_node): Maintain hashtable.
12341 (change_decl_assembler_name): Sanity check that names are not changing
12342 after aliasing was processed.
12343 * cgraph.h (varpoon_node): Add next GGC marker.
12344 * tree.c (decl_assembler_name_equal): Constify.
12345 (decl_assembler_name_hash): New.
12346 * tree.h (decl_assembler_name_equal): Constify.
12347 (decl_assembler_name_hash): Update.
12349 2008-07-12 David Daney <ddaney@avtrex.com>
12351 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12352 sb1 and r5000 cpus.
12354 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12356 * doc/md.texi: Document the MIPS "v" constraint.
12357 * config/mips/mips.h (reg_class): Revert last change.
12358 (REG_CLASS_NAMES): Likewise.
12359 (REG_CLASS_CONTENTS): Likewise.
12360 * config/mips/mips.c (mips_regno_to_class): Likewise.
12361 * config/mips/constraints.md (v): Likewise, but add documentation.
12362 Add a comment to say that this constraint should not be used in
12365 2008-07-11 DJ Delorie <dj@redhat.com>
12367 * config/h8300/h8300.md (length): Fix branch offset limit.
12369 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12371 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12372 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12373 (avr_hard_regno_scratch_ok): New function.
12374 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12375 * config/avr/avr.md (all peepholes that request a scratch register):
12376 Remove avr_peep2_scratch_safe use.
12378 2008-07-11 Tom Tromey <tromey@redhat.com>
12379 Ian Lance Taylor <iant@google.com>
12381 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12382 (struct c_common_resword): Define.
12383 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12384 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12385 (c_common_reswords, num_c_common_reswords): Declare.
12386 * c-common.c (c_common_reswords): New global const array.
12387 (num_c_common_reswords): New const int.
12388 * c-parser.c (struct resword, reswords): Don't define.
12389 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12390 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12391 than reswords. If warning about C++ keywords, give them a special
12393 (c_lex_one_token): Warn about C++ keywords. Call
12394 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12395 (c_parser_external_declaration): Look for RID_xxx rather than
12396 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12397 (c_parser_statement_after_labels): Likewise.
12398 (c_parser_objc_class_instance_variables): Likewise.
12399 (c_parser_objc_class_declaration): Likewise.
12400 (c_parser_objc_try_catch_statement): Likewise.
12401 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12402 (declspecs_add_type): Likewise.
12404 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12406 * ggc-page.c (alloc_page):
12407 Substituting xmalloc, xcalloc with
12408 XNEWVEC and XCNEWVAR macros which add the
12411 2008-07-11 Richard Guenther <rguenther@suse.de>
12413 PR tree-optimization/36765
12414 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12415 aliases from HEAP vars to SMTs.
12417 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12419 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12420 * configure.ac (loose_warn): Move -Wc++-compat from here...
12421 (strict_warn): ...to here.
12422 * configure: Regenerate.
12424 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12426 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12427 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12428 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12429 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12430 excluding more specific h8300-*-* and sh-*-* targets.
12432 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12434 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12435 (eliminate): Ditto.
12436 (execute_pre): Call loop_optimizer_finalize in early exit.
12438 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12440 PR middle-end/36790
12441 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12442 uids in the bitmap, not just VAR_DECL uids.
12444 PR rtl-optimization/36419
12445 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12446 (combine_stack_adjustments_for_block): Call it if needed. Delete
12448 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12449 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12450 prologue sp adjustment.
12452 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12455 * opts.c (print_ignored_options): Report postponed diagnostics for
12456 unknown -Wno-* options as warnings, not errors.
12457 (postpone_unknown_option_error): Renamed to...
12458 (postpone_unknown_option_warning): ... this.
12460 2008-07-09 Doug Kwan <dougkwan@google.com>
12463 2008-07-08 Doug Kwan <dougkwan@google.com>
12465 * config/arm/arm.opt (mandroid): New option.
12466 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12467 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12469 (CC1PLUS_SPEC): Same.
12471 (STARTFILE_SPEC): Same.
12472 (ENDFILE_SPEC): Same.
12473 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12476 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12479 * config/mips/mips.h (reg_class): Remove V1_REG.
12480 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12481 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12482 instead of V1_REGS.
12483 (mips_get_tp): New function.
12484 (mips_legitimize_tls_address): Use it.
12485 * config/mips/constraints.md (v): Delete.
12486 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12487 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12488 After reload, split into a move and ...
12489 (*tls_get_tp_<mode>_split): ...this new instruction.
12491 2008-07-09 David Daney <ddaney@avtrex.com>
12493 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12495 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12497 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12498 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12500 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12501 htab_delete should be called. Don't free c.
12502 (lookup_tmp_var): Create temp_htab lazily.
12503 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12504 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12506 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12507 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12508 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12509 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12510 * tree-sra.c (generate_element_init): Likewise.
12511 * tree-mudflap.c (execute_mudflap_function_ops,
12512 execute_mudflap_function_decls): Likewise.
12513 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12514 * tree-gimple.h (struct gimplify_ctx): New type.
12515 (push_gimplify_context): Adjust prototype.
12517 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12519 * tree-ssa-pre.c (phi_translate_1): Update placement of
12520 add_to_value calls.
12522 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12524 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12525 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12526 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12527 * targhooks.c (default_hard_regno_scratch_ok): New function.
12528 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12529 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12530 * recog.c: Include "target.h".
12531 (peep2_find_free_register): Add check for global regs. Add target
12533 * Makefile.in (recog.o): Depend on target.h.
12535 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12537 * config/sh/sh.c (sh_canonical_va_list_type): New.
12538 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12540 2008-07-09 Raksit Ashok <raksit@google.com>
12542 * doc/invoke.texi (Option Summary): Mention new option
12543 -Wdisallowed-function-list=...
12544 (Warning Options): Document -Wdisallowed-function-list=...
12545 * common.opt (Wdisallowed-function-list=): New flag.
12546 * flags.h (warn_disallowed_functions): External definition of new
12547 boolean warning flag.
12548 (warn_if_disallowed_function_p): Declare new function.
12549 * opts.c (warning_disallowed_functions): New static variable.
12550 (warn_disallowed_functions): New boolean warning flag.
12551 (warn_if_disallowed_function_p): New function.
12552 (add_comma_separated_to_vector): Rename
12553 add_instrument_functions_exclude_list to this.
12554 (common_handle_option): Handle new option. Rename calls to
12555 add_instrument_functions_exclude_list into calls to
12556 add_comma_separated_to_vector.
12557 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12558 based on flag warn_disallowed_functions.
12560 2008-07-09 Christian Bruel <christian.bruel@st.com>
12562 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12563 instead of get_attr_length.
12565 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12567 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12569 * genemit.c (gen_insn): Likewise.
12570 * gengtype.c (note_def_vec): Likewise.
12571 * gengtype.h (note_def_vec): Likewise.
12572 * genoutput.c (struct data, output_insn_data, process_template,
12573 gen_expand, gen_split, note_constraint): Likewise.
12574 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12575 make_insn_sequence): Likewise.
12576 * gensupport.c (record_insn_name): Likewise.
12578 2008-07-08 Doug Kwan <dougkwan@google.com>
12580 * config/arm/arm.opt (mandroid): New option.
12581 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12582 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12584 (CC1PLUS_SPEC): Same.
12586 (STARTFILE_SPEC): Same.
12587 (ENDFILE_SPEC): Same.
12588 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12591 2008-07-08 Raksit Ashok <raksit@google.com>
12593 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12594 (set_storage_via_setmem): Fix expected_align parameter.
12595 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12596 missing from the list.
12597 * doc/md.texi (movmem): Explicitly state that expected alignment is
12598 to be expressed in bytes.
12599 (setmem): Explicitly state that expected alignment is to be expressed
12602 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12604 * reload.c (find_reloads_subreg_address): Do not require validity
12605 of address in original mode before reloading address.
12607 2008-07-07 Tianwei Sheng <tianweis@google.com>
12609 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12610 bounds array access.
12612 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12614 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12616 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12618 Fix PR tree-optimization/23455
12619 Fix PR tree-optimization/35286
12620 Fix PR tree-optimization/35287
12621 * Makefile.in (OBJS-common): Remove tree-vn.o.
12622 (tree-vn.o): Remove.
12623 * dbgcnt.def: Add treepre_insert debug counter.
12624 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12625 (debug_value_expressions): Ditto.
12626 (print_value_expressions): Ditto.
12627 * tree-pretty-print.c (dump_generic_node): Updated for
12628 VALUE_HANDLE removal.
12629 * tree-ssa-dom.c (record_equality): Ditto.
12630 (cprop_operand): Ditto.
12631 (lookup_avail_expr): Ditto.
12632 * tree-ssa-threadedge.c
12633 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12634 (simplify_control_stmt_condition): Ditto.
12635 * tree.c (tree_code_size): Ditto.
12636 (tree_node_structure): Ditto.
12637 (iterative_hash_expr): Ditto.
12639 * tree.h (VALUE_HANDLE_ID): Ditto.
12640 (VALUE_HANDLE_EXPR_SET): Ditto.
12641 (struct tree_value_handle): Ditto.
12642 (union tree_node): Ditto.
12643 * treestruct.def: Ditto.
12644 * tree-vn.c: Removed.
12645 * tree-ssa-pre.c: Rewritten entirely.
12646 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12647 (constant_value_ids): Ditto.
12648 (vn_nary_op_t): Moved to header.
12650 (vn_reference_op_t): Ditto
12651 (vn_reference_t): Ditto.
12652 (next_value_id): New variable.
12653 (VN_INFO): Add an assert.
12654 (vn_constant_eq): New function.
12655 (vn_constant_hash): Ditto.
12656 (get_or_alloc_constant_value_id): Ditto.
12657 (value_id_constant_p): Ditto.
12658 (vn_reference_compute_hash): De-staticify.
12659 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12660 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12661 (valueize_refs): Update opcode if it changes from ssa name to constant.
12662 (vn_reference_lookup_1): Add new argument.
12663 (vn_reference_lookup): Ditto.
12664 (vn_reference_lookup_pieces): New function.
12665 (vn_reference_insert): Add return type. Modify to deal with value ids.
12666 (vn_reference_insert_pieces): New function.
12667 (vn_nary_op_compute_hash): De-staticify.
12668 (vn_nary_op_eq): Ditto.
12669 (vn_nary_op_lookup_pieces): New function.
12670 (vn_nary_op_lookup): Add new argument.
12671 (vn_nary_op_insert_pieces): New function.
12672 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12673 (vn_phi_insert): Ditto.
12674 (visit_unary_op): Update for callee changes.
12675 (visit_binary_op): Ditto.
12676 (visit_reference_op_load): Ditto.
12677 (visit_reference_op_store): Ditto.
12678 (init_scc_vn): Init next_value_id, constant_to_value_id and
12679 constant_value_ids.
12680 (free_scc_vn): Free them.
12681 (set_hashtable_value_ids): New function.
12682 (run_scc_vn): Use it.
12683 (get_max_value_id): New function.
12684 (get_next_value_id): Ditto.
12685 (expressions_equal_p): Moved from tree-vn.c
12686 (sort_vuses): Ditto.
12687 (sort_vuses_heap): Ditto.
12688 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12690 * tree.c (iterative_hash_hashval_t): Made non-static
12691 * tree.h (iterative_hash_hashval_t): Declare it.
12693 2008-07-08 Martin Jambor <mjambor@suse.cz>
12695 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12696 instead of ipa_create_node_params.
12697 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12698 ipa_check_create_edge_args, free them with
12699 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12701 * ipa-prop.c: Include flags.h and tree-inline.h.
12702 (ipa_node_params_vector): New variable.
12703 (ipa_edge_args_vector): New variable.
12704 (edge_removal_hook_holder): New variable.
12705 (node_removal_hook_holder): New variable.
12706 (edge_duplication_hook_holder): New variable.
12707 (node_duplication_hook_holder): New variable.
12708 (ipa_detect_param_modifications): Check for presence of modified flags.
12709 (ipa_compute_jump_functions): Check for presence of jump functions.
12710 (ipa_free_edge_args_substructures): New function.
12711 (ipa_create_node_params): Removed.
12712 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12713 (ipa_free_node_params_substructures): New function.
12714 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12716 (ipa_edge_removal_hook): New function.
12717 (ipa_node_removal_hook): New function.
12718 (duplicate_array): New function.
12719 (ipa_edge_duplication_hook): New function.
12720 (ipa_node_duplication_hook): New function.
12721 (ipa_register_cgraph_hooks): New function.
12722 (ipa_unregister_cgraph_hooks): New function.
12723 (free_all_ipa_structures_after_ipa_cp): New function.
12725 * ipa-prop.h: Include vec.h.
12726 (ipa_node_params_t): New typedef with vector types for it.
12727 (ipa_edge_args_t): New typedef with vector types for it.
12728 (IPA_NODE_REF): Changed to access an on-the-side vector.
12729 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12730 (ipa_check_create_node_params): New function.
12731 (ipa_check_create_edge_args): New function.
12733 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12736 2008-07-07 Tom Tromey <tromey@redhat.com>
12738 * configure, config.in: Rebuilt.
12739 * configure.ac: Don't check for scandir or alphasort.
12741 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12743 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12744 types immediately after creating them.
12746 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12748 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12750 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12752 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12753 dump_constraint_graph.
12754 (dump_constraint_edge): New function.
12755 (dump_constraint_graph): New function.
12756 (debug_constraint_graph): New function.
12757 (dump_constraint): Removed useless comparison.
12758 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12759 (dump_constraint_graph): Declare.
12760 (debug_constraint_graph): Declare.
12761 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12763 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12765 * config/i386/i386.c (is_va_list_char_pointer): New.
12766 (ix86_va_start): Replace compare with ms_va_list_type_node
12767 by is_va_list_char_pointer.
12768 (ix86_gimplify_va_arg): Likewise.
12770 2008-07-07 Martin Jambor <mjambor@suse.cz>
12772 * cgraph.c (cgraph_edge_max_uid): New variable.
12773 (struct cgraph_edge_hook_list): New type.
12774 (struct cgraph_node_hook_list): New type.
12775 (struct cgraph_2edge_hook_list): New type.
12776 (struct cgraph_2node_hook_list): New type.
12777 (first_cgraph_edge_removal_hook): New variable.
12778 (first_cgraph_node_removal_hook): New variable.
12779 (first_cgraph_edge_duplicated_hook): New variable.
12780 (first_cgraph_node_duplicated_hook): New variable.
12781 (cgraph_add_edge_removal_hook): New function.
12782 (cgraph_remove_edge_removal_hook): New function.
12783 (cgraph_call_edge_removal_hooks): New function.
12784 (cgraph_add_node_removal_hook): New function.
12785 (cgraph_remove_node_removal_hook): New function.
12786 (cgraph_call_node_removal_hooks): New function.
12787 (cgraph_add_edge_duplication_hook): New function.
12788 (cgraph_remove_edge_duplication_hook): New function.
12789 (cgraph_call_edge_duplication_hooks): New function.
12790 (cgraph_add_node_duplication_hook): New function.
12791 (cgraph_remove_node_duplication_hook): New function.
12792 (cgraph_call_node_duplication_hooks): New function.
12793 (cgraph_create_edge): Assign to edge uid.
12794 (cgraph_remove_edge): Call edge removal hooks.
12795 (cgraph_node_remove_callees): Call edge removal hooks.
12796 (cgraph_node_remove_callers): Call edge removal hooks.
12797 (cgraph_remove_node): Call node removal hooks.
12798 (cgraph_clone_edge): Call edge duplication hooks.
12799 (cgraph_clone_node): Call node duplication hooks.
12801 * cgraph.h (cgraph_edge): New field uid.
12802 (cgraph_edge_hook): New type.
12803 (cgraph_node_hook): New type.
12804 (cgraph_2edge_hook): New type.
12805 (cgraph_2node_hook): New type.
12807 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12809 * config.in: Regenerate.
12811 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12813 * gcc.c (print_sysroot): New.
12814 (option_map, display_help, process_command): Handle the
12815 -print-sysroot option.
12816 (main): Print the sysroot if requested.
12817 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12819 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12822 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12824 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12826 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12827 (assign_parm_setup_block_p): Also check mode of entry_parm.
12829 2008-07-07 Richard Guenther <rguenther@suse.de>
12831 * tree-ssa-structalias.h (set_used_smts): Remove.
12832 * tree-ssa-structalias.c (used_smts): Likewise.
12833 (set_used_smts): Likewise.
12834 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12835 call to set_used_smts.
12837 2008-07-07 Richard Guenther <rguenther@suse.de>
12839 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12840 (new_var_info): Set it to false.
12841 (solution_set_add): Correctly handle pointers outside a var and
12843 (type_safe): Treat variables with is_full_var properly.
12844 (do_sd_constraint): Likewise.
12845 (do_ds_constraint): Likewise.
12846 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12847 (get_constraint_for_ptr_offset): New function.
12848 (get_constraint_for_component_ref): For addresses at least include
12849 the last field of the variable. Handle is_full_vars properly.
12850 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12851 (handle_ptr_arith): Remove.
12852 (find_func_aliases): Simplify assignment handling.
12853 (create_function_info_for): For parameter and result varinfos set
12855 (create_variable_info_for): Set is_full_var flag whenever we
12856 just created a single varinfo for a decl.
12857 (init_alias_vars): Initialize use_field_sensitive from
12858 max-fields-for-field-sensitive parameter.
12860 2008-07-07 Richard Guenther <rguenther@suse.de>
12862 PR tree-optimization/36713
12863 * tree-flow-inline.h (is_call_used): New function.
12864 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12865 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12866 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12868 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12870 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12872 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12874 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12876 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12877 Nathan Sidwell <nathan@codesourcery.com>
12879 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12880 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12882 * config/m68k/t-linux: New.
12883 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12886 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12888 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12889 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12892 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12894 * gcc.c (execute): Fix -Wc++-compat warning.
12896 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12899 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12900 constant for little endian.
12902 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12904 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12905 mips_base_mips16 instead of TARGET_MIPS16.
12906 (mips_base_mips16): Declare.
12907 * config/mips/mips.c (mips_base_mips16): Make global.
12908 (was_mips16_p): Remove GTY marker.
12909 (was_mips16_pch_p): New variable.
12910 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12911 (mips_override_options): Force to non-MIPS16 mode initially.
12912 Do not complain about MIPS16 PIC incompatibilities here.
12913 Only allow -mgpopt if -mexplicit-relocs is in force for
12916 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12918 * configure.ac: Check for caddr_t, define to char * if not defined.
12919 * configure: Regenerate.
12920 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12921 (mmap_gt_pch_use_address): Likewise.
12922 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12924 2008-07-06 Richard Guenther <rguenther@suse.de>
12926 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12927 (new_var_info): Deal with it.
12928 (solution_set_add): Likewise.
12929 (bitpos_of_field): Make signed, fix.
12930 (struct fieldoff): Remove type and decl fields. Make size field
12931 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12933 (fieldoff_compare): Deal with it.
12934 (push_fields_onto_fieldstack): Remove has_union argument, glob
12935 adjacent non-pointer fields together.
12936 (create_function_info_for): Do not set has_union.
12937 (create_variable_info_for): Simplify.
12939 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12941 * config.gcc (extra_headers): Add cross-stdarg.h for target
12942 x86_64-*-* and i?86-*-*.
12943 * config/i386/cross-stdarg.h: New.
12944 * builtins.c (std_fn_abi_va_list): New.
12945 (std_canonical_va_list_type): New.
12946 (stabilize_va_list): Replace va_list_type_node use by
12947 mtarget.canonical_va_list_type.
12948 (gimplify_va_arg_expr): Likewise.
12949 (expand_builtin_va_copy): Replace va_list_type_node use by
12950 mtarget.fn_abi_va_list.
12951 * tree-sra.c (is_va_list_type): New helper.
12952 (decl_can_be_decomposed_p): Replace
12953 va_list_type_node use by is_va_list_type.
12954 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12955 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12956 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12957 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12958 (ix86_enum_va_list): New.
12959 * config/i386/i386.c (sysv_va_list_type_node): New.
12960 (ms_va_list_type_node): New.
12961 (ix86_function_type_abi): Remove sorry.
12962 (ix86_build_builtin_va_list_abi): New.
12963 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12964 for 64-bit targets.
12965 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12966 (ix86_init_builtins_va_builtins_abi): New.
12967 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12968 for 64-bit targets.
12969 (ix86_handle_abi_attribute): New.
12970 (attribute_spec): Add sysv_abi and ms_abi.
12971 (ix86_fn_abi_va_list): New.
12972 (ix86_canonical_va_list_type): New.
12973 (ix86_enum_va_list): New.
12974 (TARGET_FN_ABI_VA_LIST): New.
12975 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12976 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12977 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12978 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12979 (TARGET_ENUM_VA_LIST): New.
12980 * expr.h (std_fn_abi_va_list): New.
12981 (std_canonical_va_list_type): New.
12982 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12983 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12984 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12985 TARGET_CANONICAL_VA_LIST_TYPE.
12986 * target.h (struct gcc_target): Add fn_abi_va_list hook
12987 and canonical_va_list_type hook.
12989 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12991 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12992 integral and pointer types.
12994 2008-07-04 Roger Sayle <roger@eyesopen.com>
12996 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12997 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12999 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13002 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13004 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13006 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13007 build_gimple_modify_stmt.
13008 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13009 gimple operand. Use fold_build* instead of build*.
13011 2008-07-04 Richard Guenther <rguenther@suse.de>
13013 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13014 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13015 properly to compute the reachability set if we do field-sensitive PTA.
13016 * invoke.texi (max-fields-for-field-sensitive): Document default.
13017 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13018 100 for optimize >= 2.
13020 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13022 * ggc-zone.c (lookup_page_table_if_allocated,
13023 set_page_table_entry, zone_find_object_size, alloc_small_page,
13024 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13025 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13026 -Wc++-compat and/or -Wcast-qual warnings.
13028 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13031 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13032 pic_offset_table_rtx to be marked as used here.
13033 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13034 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13035 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13036 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13037 !TARGET_SECURE_PLT.
13039 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13041 * alloc-pool.c (hash_descriptor, eq_descriptor,
13042 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13043 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13045 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13046 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13047 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13048 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13051 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13053 * tree-flow.h (loop_only_exit_p): Declare.
13054 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13055 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13056 the number of iterations if it is constant. Otherwise, if this is the
13057 only possible exit of the loop, use the conservative estimate on the
13058 number of iterations of the entire loop if available.
13060 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13062 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13063 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13064 Add synchronization functions.
13065 * config/sync.c: New file.
13066 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13067 (LIBGCC_SYNC_CFLAGS): Likewise.
13069 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13072 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13073 (*pushtf_sse): New insn pattern.
13074 (pushtf splitters): New splitters.
13076 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13078 PR middle-end/35736
13079 * predict.c (build_predict_expr): Use void_type_node for the tree
13080 type, instead of NULL_TREE.
13082 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13084 * config/i386/i386.c (contains_aligned_value_p): Return true
13086 (ix86_data_alignment): Align TCmode to 128bits.
13087 (ix86_local_alignment): Likewise.
13089 2008-07-03 Andrew Haley <aph@redhat.com>
13092 * vec.h (VEC_TA): New.
13093 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13094 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13095 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13096 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13097 (C_COMMON_FIXED_TYPES): Remove first arg.
13098 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13099 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13100 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13101 not to use empty macro arguments.
13103 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13105 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13106 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13107 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13108 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13109 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13110 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13111 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13112 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13113 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13114 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13115 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13116 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13117 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13118 config/rs6000/e500crtres64gpr.asm,
13119 config/rs6000/e500crtres64gprctr.asm,
13120 config/rs6000/e500crtrest32gpr.asm,
13121 config/rs6000/e500crtrest64gpr.asm,
13122 config/rs6000/e500crtresx32gpr.asm,
13123 config/rs6000/e500crtresx64gpr.asm,
13124 config/rs6000/e500crtsav32gpr.asm,
13125 config/rs6000/e500crtsav64gpr.asm,
13126 config/rs6000/e500crtsav64gprctr.asm,
13127 config/rs6000/e500crtsavg32gpr.asm,
13128 config/rs6000/e500crtsavg64gpr.asm,
13129 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13130 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13131 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13132 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13133 config/sparc/sol2-cn.asm: Remove .file directives.
13135 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13137 * resource.c (mark_referenced_resources): Look inside
13138 UNSPEC_VOLATILEs and ASM_INPUTs.
13140 2008-07-02 Ian Lance Taylor <iant@google.com>
13142 * rtlanal.c (add_reg_note): New function.
13143 * rtl.h (add_reg_note): Declare.
13144 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13145 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13146 * builtins.c (expand_builtin_longjmp): Likewise.
13147 (expand_builtin_nonlocal_goto): Likewise.
13148 * calls.c (emit_call_1, expand_call): Likewise.
13149 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13150 * cfglayout.c (fixup_reorder_chain): Likewise.
13151 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13152 (commit_one_edge_insertion): Likewise.
13153 * combine.c (move_deaths, distribute_notes): Likewise.
13154 * df-problems.c (df_set_note): Likewise.
13155 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13156 (set_unique_reg_note): Likewise.
13157 (emit_copy_of_insn_after): Likewise.
13158 * expr.c (expand_expr_real): Likewise.
13159 * gcse.c (add_label_notes): Likewise.
13160 * haifa-sched.c (create_check_block_twin): Likewise.
13161 * jump.c (mark_jump_label_1): Likewise.
13162 * loop-doloop.c (add_test, doloop_modify): Likewise.
13163 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13164 * lower-subreg.c (move_eh_region_note): Likewise.
13165 * optabs.c (emit_libcall_block): Likewise.
13166 * predict.c (predict_insn): Likewise.
13167 (combine_predictions_for_insn): Likewise.
13168 * recog.c (peephole2_optimize): Likewise.
13169 * regmove.c (try_auto_increment): Likewise.
13170 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13171 * reload.c (find_reloads): Likewise.
13172 * reload1.c (fixup_eh_region_note): Likewise.
13173 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13174 * reorg.c (delete_prior_computation): Likewise.
13175 (delete_computation, dbr_schedule): Likewise.
13176 * config/pa/pa.c (legitimize_pic_address): Likewise.
13177 * config/sh/sh.c (sh_reorg): Likewise.
13179 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13182 * config/libgcc-glibc.ver: Add %exclude.
13183 * config/m32r/libgcc-glibc.ver: Likwise.
13184 * config/s390/libgcc-glibc.ver: Likwise.
13185 * config/sh/libgcc-glibc.ver: Likwise.
13186 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13188 * config/i386/libgcc-glibc.ver: New.
13190 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13192 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13194 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13195 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13196 i[34567]86-*-linux*, x86_64-*-linux*. Add
13197 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13198 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13199 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13200 i[34567]86-*-linux*, x86_64-*-linux*.
13202 * libgcc-std.ver: Add empty GCC_4.4.0.
13204 * mkmap-symver.awk: Support multiple versions per symbol.
13206 * config/i386/i386.c (ix86_init_builtins): Always define
13207 __builtin_fabsq and __builtin_copysignq with fallbacks.
13208 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13209 and __builtin_copysignq if SSE2 isn't available.
13211 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13212 (LIBGCC2_TF_CEXT): Likwise.
13213 (TF_SIZE): Likwise.
13215 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13217 * config/i386/sfp-machine.h: Moved to libgcc.
13219 * config/i386/sfp-machine.h: New.
13220 * config/i386/t-linux: Likwise.
13222 * config/i386/t-darwin: Remove softfp_wrap_start and
13224 * config/i386/t-darwin64: Likewise.
13226 * config/i386/t-fprules-softfp64: Renamed to ...
13227 * config/i386/t-fprules-softfp: This.
13229 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13230 and softfp_wrap_end.
13232 2008-07-02 Jason Merrill <jason@redhat.com>
13234 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13236 * tree.c (ctor_to_list): New fn.
13237 * tree.h: Declare it.
13238 (CONSTRUCTOR_ELT): New macro.
13239 (CONSTRUCTOR_NELTS): New macro.
13241 2008-07-02 Richard Guenther <rguenther@suse.de>
13243 * tree-ssa-structalias.c (struct variable_info): Reorder
13244 to fill padding on 64bit hosts. Make collapsed_to an int.
13245 (get_varinfo_fc): Deal with that.
13246 (new_var_info): Likewise.
13247 (collapse_rest_of_var): Likewise.
13249 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13251 * doc/install.texi (--enable-java-home): Document.
13252 (--enable-aot-compile-rpm): Likewise.
13253 (--with-arch-directory): Likewise.
13254 (--with-os-directory): Likewise.
13255 (--with-origin-name): Likewise.
13256 (--with-arch-suffix): Likewise.
13257 (--with-jvm-root-dir): Likewise.
13258 (--with-jvm-jar-dir): Likewise.
13259 (--with-python-dir): Likewise.
13261 2008-07-02 Richard Guenther <rguenther@suse.de>
13263 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13264 from decls explicitly. Merge operand checking from tuples.
13266 2008-07-02 Martin Jambor <mjambor@suse.cz>
13268 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13270 2008-07-02 Martin Jambor <mjambor@suse.cz>
13272 * tree-switch-conversion.c: Included timevar.h
13273 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13275 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13277 2008-07-02 Martin Jambor <mjambor@suse.cz>
13279 * tree-switch-conversion.c: Corrected various comments and
13281 (build_constructors): Fixed minor formatting mistakes.
13283 * invoke.texi (Optimize Options): Corrected the
13284 switch-conversion-max-branch-ratio parameter.
13286 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13288 * final.c (asm_insn_count): Return zero for an empty asm body.
13290 2008-07-02 Richard Guenther <rguenther@suse.de>
13292 * bitmap.h (bitmap_set_bit): Return bool.
13293 (bitmap_clear_bit): Likewise.
13294 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13295 write to the bitmap if it would.
13296 (bitmap_clear_bit): Likewise.
13297 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13298 bitmap_set_bit return value.
13299 (add_pred_graph_edge): Likewise.
13300 (add_graph_edge): Likewise.
13301 (do_sd_constraint): Likewise.
13302 (do_ds_constraint): Likewise.
13304 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13306 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13307 Fix -Wc++-compat and/or -Wcast-qual warnings.
13308 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13309 gen_regparm_prefix): Likewise.
13310 * vmsdbgout.c (write_modbeg, lookup_filename,
13311 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13313 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13315 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13316 defaults.h definition apply.
13318 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13320 * function.c (assign_parm_remove_parallels): New.
13321 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13323 (assign_parm_setup_block): Do not handle them.
13324 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13325 assign_parm_remove_parallels.
13327 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13329 * c-typeck.c (convert_for_assignment): Use
13330 vector_targets_convertible_p.
13331 * c-common.c (vector_targets_convertible_p): New.
13332 * c-common.h (vector_targets_convertible_p): New prototype.
13333 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13334 opaque_p_V2SI_type_node.
13336 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13338 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13341 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13343 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13344 TFmode constants via two element DImode vector for hosts with
13345 HOST_BITS_PER_WIDE_INT < 64.
13346 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13347 also for HOST_BITS_PER_WIDE_INT < 64.
13349 2008-07-01 Richard Guenther <rguenther@suse.de>
13351 PR tree-optimization/36666
13352 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13353 (get_constraint_exp_from_ssa_var): Split into ...
13354 (get_constraint_exp_for_temp): ... this ...
13355 (get_constraint_for_ssa_var): ... and that.
13356 Return constraint expressions for all touched sub-fields
13357 if the results address is not taken.
13358 (process_constraint): Remove assertion that aggregate
13359 assignments do not happen at this place.
13360 (get_constraint_for_component_ref): Add address_p argument.
13361 Return constraint expressions for all touched sub-fields
13362 if the results address is not taken.
13363 (do_deref): Use get_constraint_exp_for_temp.
13364 (get_constraint_for_1): Rename from ...
13365 (get_constraint_for): ... this. Add the old function as wrapper.
13366 (do_structure_copy): Use get_constraint_for_1.
13368 2008-07-01 Martin Jambor <mjambor@suse.cz>
13370 * Makefile.in (tree-switch-conversion.o): Add.
13371 (OBJS-common): Add tree-swtch-conversion.o.
13372 * passes.c (init_optimization_passes): Add pass_convert_switch.
13373 * tree-pass.h: (pass_convert_switch): Add.
13374 * tree-switch-conversion.c: New file.
13375 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13376 * common.opt (ftree-cswtch): New option.
13377 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13378 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13379 * opts.c (decode_options): Set flag_tree_switch_conversion when
13380 optimization level is >= 2.
13381 * doc/invoke.texi (Optimize Options): Added description of
13382 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13384 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13386 * config/darwin-driver.c (darwin_default_min_version): Fix
13387 -Wc++-compat warnings.
13389 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13391 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13394 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13396 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13398 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13400 PR rtl-optimization/34744
13401 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13402 (df_scan_free_internal): Free data structures not
13403 allocated in storage pools.
13404 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13405 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13406 df_scan_free_mws_vec.
13407 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13410 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13412 * config/i386/i386.c (contains_aligned_value_p): Return true
13414 (ix86_function_arg_boundary): Return its natural boundary
13416 (return_in_memory_32): Don't check TDmode.
13417 (ix86_split_to_parts): Support splitting into 4 parts and
13418 support TFmode for 32bit target.
13419 (ix86_split_long_move): Support splitting into 4 parts.
13420 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13422 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13423 (ix86_init_builtins): Here.
13424 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13425 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13426 'q' and 'w', respectively.
13428 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13430 (movtf_internal): Likewise.
13431 (<code>tf2): Likewise.
13432 (*absnegtf2_sse): Likewise.
13433 (copysign<mode>3): Likewise.
13434 (copysign<mode>3_const): Likewise.
13435 (copysign<mode>3_var): Likewise.
13436 (define_split UNSPEC_COPYSIGN): Likewise.
13437 * config/i386/sse.md (*nandtf3): Likewise.
13438 (<code>tf3): Likewise.
13439 (*<code>tf3): Likewise.
13441 2008-06-30 Joey Ye <joey.ye@intel.com>
13442 H.J. Lu <hongjiu.lu@intel.com>
13444 * global.c (compute_regsets): Set frame_pointer_needed here.
13445 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13447 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13449 * doc/install.texi (specific): Expand Windows build notes.
13451 2008-06-30 Ira Rosen <irar@il.ibm.com>
13453 PR tree-optimization/36648
13454 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13455 number of prolog iterations by step. Fix the comment.
13457 2008-06-30 Richard Guenther <rguenther@suse.de>
13459 PR middle-end/36671
13460 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13461 handle calls from ECF_MALLOC functions.
13462 (handle_pure_call): ECF_MALLOC functions do not return
13464 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13466 2008-06-29 Andreas Schwab <schwab@suse.de>
13468 * config/m68k/m68k.c (print_operand): Always print a float
13470 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13471 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13474 * config/rs6000/x-linux64: Remove never used file.
13476 2008-06-29 Richard Guenther <rguenther@suse.de>
13478 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13480 (struct alias_info): Move ...
13481 * tree-ssa-alias.c: ... here.
13482 (update_alias_info): Declare.
13483 (compute_may_aliases): Call it.
13484 (update_alias_info): New function.
13485 * tree-ssa-structalias.c (update_alias_info): Move ...
13486 * tree-ssa-alias.c (update_alias_info_1): ... here.
13487 * tree-ssa-structalias.c (process_constraint_1): Remove
13488 unused from_call argument. Rename to ...
13489 (process_constraint): ... this. Delete old wrapper.
13490 (make_constraint_to): Adjust callers.
13491 (handle_const_call): Likewise.
13492 (handle_pure_call): Likewise.
13493 (init_base_vars): Likewise.
13494 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13495 (find_func_aliases): We don't need structure copies for
13497 (make_constraint_from_anything): Remove.
13498 (create_variable_info_for): For globals make constraints
13499 from escaped, not from anything.
13500 (compute_points_to_sets): Do not call update_alias_info.
13501 (ipa_pta_execute): Use make_constraint_from.
13503 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13505 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13506 (bitmap.o-warn, dominance.o-warn): New.
13507 * configure.ac (cxx_compat_warn): Delete.
13508 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13509 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13511 * configure: Regenerate.
13513 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13516 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13518 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13519 * df-scan.c (df_notes_rescan): Likewise.
13520 * ggc-page.c (set_page_table_entry): Likewise.
13521 * intl.c (gcc_gettext_width): Likewise.
13522 * varasm.c (get_unnamed_section, get_noswitch_section,
13523 get_section): Likewise.
13525 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13527 * regrename.c (build_def_use): Don't copy RTX.
13529 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13531 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13532 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13533 punctuation. Use @ref instead of @xref.
13534 (Function Names): Remove stray @display/@end display.
13535 (C++ Attributes): Use @ref instead of @xref.
13536 (Deprecated Features): Fix punctuation around @xref.
13537 (Backwards Compatibility): Likewise.
13538 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13540 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13542 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13543 constants for E500 double.
13545 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13547 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13548 element type of const_vector.
13550 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13552 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13553 Remove FLAGS_REG clobber from expander pattern.
13554 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13555 (anddi3, andsi3, andhi3, andqi3): Ditto.
13556 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13557 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13558 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13559 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13560 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13561 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13562 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13563 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13565 2008-06-28 Richard Guenther <rguenther@suse.de>
13567 * tree-ssa-structalias.c (callused_id, var_callused,
13568 callused_tree): Add.
13569 (handle_pure_call): New function.
13570 (find_func_aliases): Call it.
13571 (find_what_p_points_to): Handle the call-used set.
13572 (clobber_what_escaped): Likewise.
13573 (compute_call_used_vars): New function.
13574 (init_base_vars): Init the call-used variable.
13575 (do_sd_constraint): Do not propagate the solution from CALLUSED
13576 but use CALLUSED as a placeholder.
13577 (solve_graph): Likewise.
13578 * tree-flow-inline.h (gimple_call_used_vars): New function.
13579 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13580 (compute_call_used_vars): Declare.
13581 * tree-ssa-alias.c (set_initial_properties): Call
13582 compute_call_used_vars.
13583 (reset_alias_info): Clear call-used variables.
13584 (add_call_clobber_ops): Assert we are not called for const/pure
13585 functions. Remove handling of them.
13586 (add_call_read_ops): Handle pure functions by adding the
13587 call-used set of variables as VUSEs.
13588 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13589 (delete_tree_ssa): Free it.
13590 * tree-dfa.c (remove_referenced_var): Clear the var from the
13593 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13595 * tree.c (build_varargs_function_type_list): New.
13596 (build_function_type_list_1): New.
13597 (build_function_type_list): Use build_function_type_list_1.
13598 * tree.h (build_varargs_function_type_list): New.
13600 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13603 * config/spu/spu.c (spu_builtin_splats): Do not generate
13604 invalid CONST_VECTOR expressions.
13605 (spu_expand_vector_init): Likewise.
13607 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13609 * optabs.c (libfunc_decls): New variable.
13610 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13611 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13612 for the same function twice.
13614 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13616 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13617 ix86_expand_binary_operator directly.
13618 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13620 (*ashrti3_1): Ditto.
13621 (*lshrti3_1): Ditto.
13622 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13623 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13624 using only one splitter. Conditionaly execute splitter before or
13625 after peephole2 pass.
13626 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13627 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13628 Use only one alternative in asm template.
13629 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13631 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13632 "J" operand constraint for operand 2.
13633 (*ashldi3_cconly_rex64): Ditto.
13634 (*ashrdi3_cmp_rex64): Ditto.
13635 (*ashrdi3_cconly_rex64): Ditto.
13636 (*lshrdi3_cmp_rex64): Ditto.
13637 (*lshrdi3_cconly_rex64): Ditto.
13638 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13639 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13640 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13643 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13645 * gimplify.c (omp_is_private): Don't return true if decl is not
13646 already private on #pragma omp for or #pragma omp parallel for.
13649 * tree-cfg.c (struct move_stmt_d): Replace block field with
13650 orig_block and new_block fields.
13651 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13652 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13653 (move_block_to_fn): Replace vars_map and new_label_map arguments
13654 with struct move_stmt_d pointer.
13655 (replace_block_vars_by_duplicates): New function.
13656 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13657 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13658 all subblocks of ORIG_BLOCK to the new function. Call
13659 replace_block_vars_by_duplicates.
13660 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13661 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13662 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13663 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13664 (expand_omp): Temporarily set input_location to the location of
13665 region's controlling stmt.
13666 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13667 BIND_EXPR, push ctx->block_vars and gimplification vars into
13668 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13669 into dest function.
13670 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13671 there are any BLOCK_VARS.
13672 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13673 OMP_PARALLEL or OMP_TASK stmt.
13674 (lower_omp): Save and restore input_location around the lower_omp_1
13677 2008-06-27 Richard Guenther <rguenther@suse.de>
13679 PR tree-optimization/36400
13680 PR tree-optimization/36373
13681 PR tree-optimization/36344
13682 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13683 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13684 (update_alias_info): Remove call clobbering code.
13685 (make_constraint_to): New helper function.
13686 (make_escape_constraint): Likewise.
13687 (handle_rhs_call): Use it on all pointer containing arguments.
13688 Also mark the static chain escaped.
13689 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13690 instead of ANYTHING.
13691 (make_constraint_from): New helper split out from ...
13692 (make_constraint_from_anything): ... here.
13693 (find_func_aliases): Add constraints for escape sites.
13694 (intra_create_variable_infos): Make constraints from NONLOCAL
13696 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13698 (clobber_what_p_points_to): Remove.
13699 (clobber_what_escaped): New function.
13700 (init_base_vars): Init NONLOCAL and ESCAPED.
13701 (do_sd_constraint): Do not propagate the solution from ESCAPED
13702 but use ESCAPED as a placeholder.
13703 (solve_graph): Likewise.
13704 * tree-flow.h (clobber_what_p_points_to): Remove.
13705 (clobber_what_escaped): Declare.
13706 * tree-ssa-alias.c (set_initial_properties): Call it.
13707 Remove code clobbering escaped pointers.
13709 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13711 * function.c (allocate_struct_function): Only allocate a unique
13712 funcdef_no if the decl is nonzero.
13714 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13716 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13717 * config/mips/mips.c (mips_split_const_insns): New function.
13718 * config/mips/mips.md (move_type): New attribute.
13719 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13720 (dword_mode): New attribute.
13721 (type): Avoid long line. Map "move_type"s to "type"s,
13722 choosing "multi" for doubleword moves if appropriate.
13723 Swap MTC/MFC comments to match their declaration order.
13724 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13725 "type" is "branch" or "jal" is "direct".
13726 (length): Handle "extended_mips16" first. Make the default
13727 "0" for "ghost" instructions. Set the length from "move_type".
13728 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13729 of "type", with "sll0" for the register alternative. Remove the
13730 "extended_mips16" attribute.
13731 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13732 of "type", with "shift_shift" for the register alternative.
13733 Remove the "length" attribute.
13734 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13735 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13736 of "type", with "andi" for the register alternative.
13737 (*zero_extendqihi2): Likewise.
13738 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13739 of "andi" instead of a "type" of "arith".
13740 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13742 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13743 (mov_<store>r, *mov<mode>_ra): Likewise.
13744 (extendsidi2): Use "move_type" instead of "type", with "move"
13745 for the register alternative.
13746 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13747 of "type", with "signext" for the register alternative.
13748 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13749 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13750 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13751 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13752 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13753 (unnamed branch insn): Likewise.
13754 (*movdi_gp32_fp64): Fold into...
13755 (*movdi_32bit): ...here.
13756 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13757 (*movdf_hardfloat): ...this new pattern.
13758 (*movdf_softfloat): Remove redundant FPR alternatives.
13759 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13760 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13761 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13762 the "move" attribute.
13763 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13764 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13765 and "store" for COP loads and stores.
13766 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13767 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13768 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13769 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13770 (*movtf_mips16, *movv2sf): Likewise.
13771 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13772 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13773 (mfhc1<mode>): Use "move_type" instead of "move".
13774 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13775 (loadgp_blockage): Remove the "length" attribute.
13776 (blockage, set_got_version, update_got_version): Likewise.
13777 (call_internal): Remove the "extended_mips16" attribute.
13778 (call_value_internal, call_value_multiple_internal): Likewise.
13779 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13781 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13782 the "length" attribute.
13784 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13786 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13787 -Wcast-qual warnings.
13788 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13789 handle_pragma_pop_macro): Likewise.
13790 * collect2.c (resolve_lib_name): Likewise.
13791 * config/arc/arc.c (arc_init): Likewise.
13792 * config/arm/arm.c (neon_builtin_compare,
13793 locate_neon_builtin_icode): Likewise.
13794 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13795 * config/bfin/bfin.c (bfin_init_machine_status,
13796 bfin_optimize_loop): Likewise.
13797 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13798 * config/cris/cris.c (cris_init_expanders): Likewise.
13799 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13800 * config/darwin.c (machopic_indirection_eq,
13801 machopic_indirection_name, machopic_output_indirection): Likewise.
13802 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13803 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13804 frv_optimize_membar): Likewise.
13805 * config/i386/cygwin.h (mingw_scan,
13806 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13807 * config/i386/cygwin1.c (mingw_scan): Likewise.
13808 * config/i386/i386.c (machopic_output_stub): Likewise.
13809 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13810 i386_pe_unique_section): Likewise.
13811 * config/ia64/ia64.c (ia64_init_machine_status,
13812 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13814 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13815 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13816 * config/m68k/m68k.c (m68k_handle_option,
13817 m68k_sched_md_init_global): Likewise.
13818 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13819 mcore_unique_section): Likewise.
13820 * config/mips/mips.c (mips_block_move_straight,
13821 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13823 * config/mmix/mmix.c (mmix_init_machine_status,
13824 mmix_encode_section_info): Likewise.
13825 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13826 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13827 print_operand_address, output_toc, redefine_groups,
13828 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13829 * config/s390/s390.c (s390_init_machine_status): Likewise.
13830 * config/score/score.c (score_block_move_straight,
13831 score_block_move_loop_body): Likewise.
13832 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13833 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13834 * emit-rtl.c (find_auto_inc): Likewise.
13835 * gcc.c (translate_options, process_command): Likewise.
13836 * reorg.c (dbr_schedule): Likewise.
13837 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13838 * xcoffout.c (xcoffout_declare_function): Likewise.
13840 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13842 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13843 ipa-pta working again.
13845 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13847 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13850 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13852 * config.gcc (powerpc*-*-*): Add new core e500mc.
13853 * config/rs6000/e500mc.md: New file.
13854 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13856 (rs6000_override_options): Add e500mc case to
13857 processor_target_table. Altivec and Spe options not allowed
13858 with e500mc. Add isel instruction to e500mc by
13859 default. Initialize rs6000_cost for e500mc.
13860 (rs6000_issue_rate): Set issue rate for e500mc.
13861 * config/rs6000/rs6000.h (processor_type): Add
13862 PROCESSOR_PPCE500MC.
13863 (ASM_CPU_SPEC): Add e500mc.
13864 Set TARGET_ISEL to rs6000_isel.
13865 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13866 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13867 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13869 * doc/invoke.texi: Add e500mc to list of cpus.
13871 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13874 * c-lex.c (lex_charconst): Initialize unsignedp.
13876 2008-06-27 Olivier Hainque <hainque@adacore.com>
13878 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13879 documented assumptions.
13881 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13883 * dwarf2out.c: Remove trailing white spaces. Break long line
13886 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13888 * libfuncs.h (LTI_synchronize): New libfunc_index.
13889 (synchronize_libfunc): Declare.
13890 * builtins.c (expand_builtin_synchronize): Consider using
13891 synchronize_libfunc before falling back on an asm blockage.
13892 * config/mips/mips.c: Include libfuncs.h
13893 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13895 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13897 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13898 parameter. Copy stack_reg to r11 where appropriate.
13899 (no_global_regs_above): Add gpr parameter.
13900 (rs6000_stack_info): Only add padding for SPE save area if we
13901 are saving SPE GPRs and CR.
13902 (saveres_routine_syms): New variable.
13903 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13905 (rs6000_savres_routine_sym): New function.
13906 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13908 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13909 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13910 Tweak FPR out-of-line saving.
13911 (rs6000_make_savres_rtx): New function.
13912 (rs6000_use_multiple_p): New function.
13913 (rs6000_savres_strategy): New function.
13914 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13915 out-of-line if appropriate.
13916 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13917 if we are optimizing for size.
13918 (GP_SAVE_INLINE): Define.
13919 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13920 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13921 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13922 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13923 (*save_fpregs_<mode>): Add use of r11.
13924 (*restore_gpregs_<mode>): New insn.
13925 (*return_and_restore_gpregs_<mode>): New insn.
13926 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13928 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13929 (*restore_gpregs_spe): New insn.
13930 (*return_and_restore_gpregs_spe): New insn.
13931 * config/rs6000/predicates.md (save_world_operation): Fix check.
13933 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13935 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13936 this point, so assert that.
13938 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13940 * cfganal.c: Include vec.h and vecprim.h.
13941 (compute_idf): Import from...
13942 * tree-into-ssa (compute_idf): ...here.
13943 * basic-block.h (compute_idf): Export.
13945 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13947 * c-decl.c (merge_decls): Use !current_function_decl to check for
13948 extern declaration of C99 inline function being at file scope.
13950 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13952 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13954 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13956 * alias.c (record_alias_subset, init_alias_analysis): Fix
13957 -Wc++-compat and/or -Wcast-qual warnings.
13958 * attribs.c (lookup_attribute_spec): Likewise.
13959 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13960 copy_bb, connect_traces,
13961 find_rarely_executed_basic_blocks_and_cr): Likewise.
13962 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13963 note_btr_set, migrate_btr_defs): Likewise.
13964 * builtins.c (result_vector, expand_builtin_memcpy,
13965 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13966 builtin_memset_read_str, expand_builtin_printf,
13967 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13969 * caller-save.c (mark_set_regs): Likewise.
13970 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13971 * cgraph.c (cgraph_edge): Likewise.
13972 * combine.c (likely_spilled_retval_1): Likewise.
13973 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13974 htab_counts_entry_del, get_coverage_counts): Likewise.
13975 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13976 new_cselib_val): Likewise.
13977 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13978 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13980 * df-core.c (df_compact_blocks): Likewise.
13981 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13982 * df-scan.c (df_grow_reg_info, df_ref_create,
13983 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13984 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13985 df_record_entry_block_defs, df_record_exit_block_uses,
13986 df_bb_verify): Likewise.
13987 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13988 DF_REF_EXTRACT_MODE_CONST): New.
13989 * dominance.c (get_immediate_dominator, get_dominated_by,
13990 nearest_common_dominator, root_of_dom_tree,
13991 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13992 -Wc++-compat and/or -Wcast-qual warnings.
13993 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13994 record_store, replace_read, check_mem_read_rtx, scan_insn,
13995 dse_step1, dse_record_singleton_alias_set): Likewise.
13996 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13998 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14000 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14001 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14002 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14003 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14004 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14005 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14006 file_name_acquire, output_file_names, add_const_value_attribute,
14007 premark_used_types_helper, file_table_eq, file_table_hash,
14008 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14009 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14010 -Wcast-qual warnings.
14011 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14012 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14013 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14014 gen_reg_rtx, start_sequence, init_emit): Likewise.
14015 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14016 * except.c (init_eh_for_function, gen_eh_region,
14017 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14018 arh_to_landing_pad, arh_to_label, add_action_record,
14019 add_call_site, switch_to_exception_section): Likewise.
14020 * expmed.c (synth_mult): Likewise.
14021 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14022 store_expr): Likewise.
14023 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14025 * function.c (assign_stack_temp_for_type,
14026 allocate_struct_function, match_asm_constraints_1): Likewise.
14027 * gcov-io.c (gcov_allocate): Likewise.
14028 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14029 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14030 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14031 record_one_set, insert_expr_in_table, insert_set_in_table,
14032 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14033 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14034 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14035 -Wcast-qual warnings.
14037 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14039 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14040 -Wcast-qual warnings.
14041 * gcc.c (process_command): Likewise.
14042 * genattrtab.c (oballoc): Use XOBNEW.
14043 (oballocvec): Define.
14044 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14045 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14046 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14047 -Wc++-compat and/or -Wcast-qual warnings.
14048 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14049 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14050 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14051 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14052 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14053 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14054 add_excls, process_presence_absence_names,
14055 process_presence_absence_patterns, add_presence_absence,
14056 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14057 get_free_state, add_arc, get_free_automata_list_el,
14058 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14059 transform_3, cache_presence, create_ainsns, create_automata,
14060 create_state_ainsn_table, dfa_insn_code_enlarge,
14061 output_trans_func, output_min_issue_delay_func,
14062 output_dead_lock_func, output_reset_func,
14063 output_get_cpu_unit_code_func, output_dfa_start_func,
14064 expand_automata): Likewise.
14065 * genextract.c (gen_insn): Likewise.
14066 * gengtype-lex.l: Likewise.
14067 * gengtype.c (read_input_list, adjust_field_type,
14068 process_gc_options): Likewise.
14069 * genoutput.c (note_constraint): Likewise.
14070 * genpreds.c (mangle, add_constraint): Likewise.
14071 * genrecog.c (process_define_predicate, new_decision,
14072 add_to_sequence): Likewise.
14073 * gensupport.c (record_insn_name): Likewise.
14075 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14077 * config/i386/driver-i386.c (detect_caches_amd,
14078 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14079 and/or -Wcast-qual warnings.
14080 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14081 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14082 gt_pch_save): Likewise.
14083 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14084 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14085 * global.c (compute_regsets): Likewise.
14086 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14087 finish_graph_dump_file): Likewise.
14088 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14089 unlink_bb_notes): Likewise.
14090 * integrate.c (get_hard_reg_initial_val): Likewise.
14091 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14092 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14093 * local-alloc.c (update_equiv_regs): Likewise.
14094 * loop-invariant.c (check_invariant_table_size,
14095 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14097 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14098 altered_reg_used, mark_altered): Likewise.
14099 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14100 insert_var_expansion_initialization,
14101 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14102 release_var_copies): Likewise.
14103 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14104 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14105 analyze_accesses_for_phi_node, check_var_notmodified_p,
14106 check_allocation_function, find_sites_in_func,
14107 record_all_accesses_in_func, transform_access_sites,
14108 transform_allocation_sites): Likewise.
14109 * omp-low.c (new_omp_region, create_omp_child_function_name,
14110 check_omp_nesting_restrictions, check_combined_parallel,
14111 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14112 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14113 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14114 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14116 * opts-common.c (prune_options): Likewise.
14117 * opts.c (add_input_filename, print_filtered_help,
14118 get_option_state): Likewise.
14119 * params.c (add_params): Likewise.
14120 * passes.c (set_pass_for_id, next_pass_1,
14121 do_per_function_toporder, pass_fini_dump_file): Likewise.
14122 * postreload.c (reload_cse_simplify_operands): Likewise.
14123 * predict.c (tree_predicted_by_p, tree_predict_edge,
14124 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14126 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14128 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14130 * recog.c (check_asm_operands, validate_change_1): Likewise.
14131 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14132 subst_asm_stack_regs): Likewise.
14133 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14134 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14135 * regmove.c (reg_is_remote_constant_p): Likewise.
14136 * regrename.c (regrename_optimize, scan_rtx_reg,
14137 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14139 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14140 regstat_compute_calls_crossed): Likewise.
14141 * reload1.c (init_reload, new_insn_chain,
14142 has_nonexceptional_receiver, reload, copy_reloads,
14143 calculate_needs_all_insns, init_elim_table): Likewise.
14144 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14145 * rtl.c (shallow_copy_rtx_stat): Likewise.
14146 * rtlanal.c (parms_set): Likewise.
14147 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14148 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14149 * sched-ebb.c (earliest_block_with_similiar_load,
14150 add_deps_for_risky_insns): Likewise.
14151 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14152 schedule_region): Likewise.
14153 * see.c (eq_descriptor_pre_extension,
14154 hash_descriptor_pre_extension, hash_del_pre_extension,
14155 eq_descriptor_properties, hash_descriptor_properties,
14156 hash_del_properties, see_seek_pre_extension_expr,
14157 see_initialize_data_structures, see_print_register_properties,
14158 see_print_pre_extension_expr, see_delete_merged_def_extension,
14159 see_delete_unmerged_def_extension, see_emit_use_extension,
14160 see_pre_delete_extension, see_map_extension, see_commit_changes,
14161 see_analyze_merged_def_local_prop,
14162 see_analyze_merged_def_local_prop,
14163 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14164 see_set_prop_merged_def, see_set_prop_unmerged_def,
14165 see_set_prop_unmerged_use, see_print_one_extension,
14166 see_merge_one_use_extension, see_merge_one_def_extension,
14167 see_store_reference_and_extension, see_update_uses_relevancy,
14168 see_update_defs_relevancy): Likewise.
14169 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14170 hash_statistics_free, curr_statistics_hash): Likewise.
14171 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14172 expand_asm_operands, expand_return, case_bit_test_cmp,
14173 expand_case): Likewise.
14174 * stor-layout.c (start_record_layout): Likewise.
14175 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14176 gt_pch_save_stringpool): Likewise.
14177 * tree-data-ref.c (hash_stmt_vertex_info,
14178 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14179 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14181 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14184 * config/i386/i386.md : Change constraints of HImode and QImode
14185 immediate operands from "i" to "n". Change SImode "ni" constraint to
14186 "i" and SImode "rmi" constraint to "g". Remove all constraints
14187 from const0_operand and const1_operand predicated operands.
14188 (i): Change QImode and HImode attribute from "i" to "n".
14189 (*subqi_2): Change HImode operands to QImode.
14192 2008-06-25 Olivier Hainque <hainque@adacore.com>
14194 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14197 2008-06-25 Richard Guenther <rguenther@suse.de>
14199 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14200 not overflow the result type.
14202 2008-06-25 Richard Guenther <rguenther@suse.de>
14204 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14205 (vn_lookup): Likewise.
14207 2008-06-25 Richard Guenther <rguenther@suse.de>
14209 PR tree-optimization/35518
14210 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14211 * tree-sra.c (instantiate_element): Use fold_build3 to build
14213 (try_instantiate_multiple_fields): Likewise.
14215 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14217 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14220 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14222 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14223 use_backchain_to_restore_sp to true
14224 if the offset of the link register save area would go over the 32k - 1
14225 offset limit of the load
14228 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14230 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14231 anchor for the type-punning blurb. Cross-reference "Structures
14232 unions enumerations and bit-fields implementation". Provide a
14233 cast-through-pointer example. Make final sentence self-contained.
14234 * doc/implement-c.texi (Structures unions enumerations and
14235 bit-fields implementation): Cross-reference the type-punning blurb
14236 in the -fstrict-aliasing documentation.
14238 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14240 PR middle-end/36594
14241 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14242 the memory instead of the memory itself for the save area.
14244 2008-06-24 Olivier Hainque <hainque@adacore.com>
14245 Nicolas Roche <roche@adacore.com>
14247 * gengtype.c (srcdir_len): size_t instead of int.
14248 (get_file_realbasename): New function. For F a filename, the real
14249 basename of F, with all the path components stripped.
14250 (get_file_srcdir_relative_path): New function. For F a filename, the
14251 relative path to F from $(srcdir).
14252 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14253 get_file_realbasename. Adjust the head comment.
14254 (get_prefix_langdir_index): New function. For F a filename, return the
14255 lang_dir_names[] relative index of the language directory that is
14257 (get_file_langdir): For F a filename, return the name of the language
14258 directory where F is located.
14259 (get_file_gtfilename): New function. The gt- output file name for an
14261 (get_output_file_with_visibility): Replace in-line computations with
14262 uses of get_file_gtfilename and get_prefix_langdir_index.
14263 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14265 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14267 PR tree-optimization/36504
14268 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14269 references without base address.
14271 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14273 PR middle-end/36584
14274 * calls.c (expand_call): Increase alignment for recursive functions.
14276 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14278 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14279 (TARGET_FUNCTION_VALUE): New define.
14280 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14281 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14283 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14285 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14286 (fmod<mode>3): Ditto.
14287 (remainderxf3): Ditto.
14288 (remainder<mode>3): Ditto.
14290 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14293 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14294 REG is a hard register.
14296 PR tree-optimization/36508
14297 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14298 499, don't check it at all in release compilers.
14300 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14302 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14303 together with SSE_TARGET_MATH to disable insn pattern.
14304 (*fop_<MODEF:mode>_2_i387): Ditto.
14305 (*fop_<MODEF:mode>_3_i387): Ditto.
14307 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14309 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14311 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14313 PR middle-end/34906
14314 * gimplify.c (gimplify_asm_expr): Check the return code of
14315 parse_output_constraint call, set function return and is_inout
14316 value if it failed.
14318 2008-06-22 Ian Lance Taylor <iant@google.com>
14320 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14321 (narrowest_signed_type): Likewise.
14322 * c-typeck.c (c_common_type): Change local variable mclass to enum
14324 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14325 tcc_comparison, not the tree code itself.
14326 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14327 (c_expand_expr): Cast modifier to enum expand_modifier.
14328 * c-common.h (C_RID_CODE): Add casts.
14329 (C_SET_RID_CODE): Define.
14330 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14331 (c_lex_one_token): Add cast to avoid warning.
14332 (c_parser_objc_type_name): Rename local typename to type_name.
14333 (check_no_duplicate_clause): Change code parameter to enum
14335 (c_parser_omp_var_list_parens): Change kind parameter to enum
14337 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14338 c_parser_omp_list_var_parens.
14339 (c_parser_omp_threadprivate): Likewise.
14340 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14341 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14342 * c-format.c (NO_FMT): Define.
14343 (printf_length_specs): Use NO_FMT.
14344 (asm_fprintf_length_specs): Likewise.
14345 (gcc_diag_length_specs): Likewise.
14346 (scanf_length_specs): Likewise.
14347 (strfmon_length_specs): Likewise.
14348 (gcc_gfc_length_specs): Likewise.
14349 (printf_flag_specs): Change 0 to STD_C89.
14350 (asm_fprintf_flag_specs): Likewise.
14351 (gcc_diag_flag_specs): Likewise.
14352 (gcc_cxxdiag_flag_specs): Likewise.
14353 (scanf_flag_specs): Likewise.
14354 (strftime_flag_specs): Likewise.
14355 (strfmon_flag_specs): Likewise.
14356 (print_char_table): Likewise.
14357 (asm_fprintf_char_table): Likewise.
14358 (gcc_diag_char_table): Likewise.
14359 (gcc_tdiag_char_table): Likewise.
14360 (gcc_cdiag_char_table): Likewise.
14361 (gcc_cxxdiag_char_table): Likewise.
14362 (gcc_gfc_char_table): Likewise.
14363 (scan_char_table): Likewise.
14364 (time_char_table): Likewis.
14365 (monetary_char_table): Likewise.
14366 * c-format.h (BADLEN): Likewise.
14368 2008-06-21 Ian Lance Taylor <iant@google.com>
14370 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14371 Define END_OF_BASE_TREE_CODES around inclusion.
14372 * tree.c (tree_code_type): New global array.
14373 (tree_code_length, tree_code_name): Likewise.
14374 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14375 $(lang_tree_files).
14376 (all-tree.def, s-alltree): New targets.
14377 (gencheck.h, s-gencheck): Remove.
14378 (tree.o): Depend upon all-tree.def.
14379 (build/gencheck.o): Remove gencheck.h dependency.
14380 (mostlyclean): Don't remove gencheck.h.
14381 * c-common.h (enum c_tree_code): Remove.
14382 * c-lang.c (tree_code_type): Remove.
14383 (tree_code_length, tree_code_name): Remove.
14384 * gencheck.c (tree_codes): Include all-tree.def, rather than
14385 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14387 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14389 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14390 (operator_name_info): Size to MAX_TREE_CODES.
14391 (assignment_operator_name_info): Likewise.
14392 * cp/cp-lang.c (tree_code_type): Remove.
14393 (tree_code_length, tree_code_name): Remove.
14394 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14395 (assignment_operator_name_info): Likewise.
14396 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14398 * cp/mangle.c (write_expression): Likewise.
14399 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14400 * fortran/f95-lang.c (tree_code_type): Remove.
14401 (tree_code_length, tree_code_name): Remove.
14402 * java/java-tree.h (enum java_tree_code): Remove.
14403 * java/lang.c (tree_code_type): Remove.
14404 (tree_code_length, tree_code_name): Remove.
14405 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14406 * objc/objc-act.h (enum objc_tree_code): Remove.
14407 * objc/objc-lang.c (tree_code_type): Remove.
14408 (tree_code_length, tree_code_name): Remove.
14409 * objcp/objcp-lang.c (tree_code_type): Remove.
14410 (tree_code_length, tree_code_name): Remove.
14411 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14412 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14413 * ada/misc.c (tree_code_type): Remove.
14414 (tree_code_length, tree_code_name): Remove.
14416 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14418 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14419 the grand_bitmap_obstack.
14421 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14423 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14424 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14425 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14426 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14427 move_stmt_r, new_label_mapper): Likewise.
14428 * tree-complex.c (cvc_lookup): Likewise.
14429 * tree-dfa.c (create_function_ann): Likewise.
14430 * tree-dump.c (dump_register): Likewise.
14431 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14432 find_phi_replacement_condition): Likewise.
14433 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14434 tree_function_versioning): Likewise.
14435 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14436 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14437 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14438 get_nonlocal_debug_decl, convert_nonlocal_reference,
14439 convert_nonlocal_omp_clauses, get_local_debug_decl,
14440 convert_local_reference, convert_local_omp_clauses,
14441 convert_nl_goto_reference, convert_nl_goto_receiver,
14442 convert_tramp_reference, convert_call_expr): Likewise.
14443 * tree-outof-ssa.c (contains_tree_r): Likewise.
14444 * tree-parloops.c (reduction_phi, initialize_reductions,
14445 eliminate_local_variables_1, add_field_for_reduction,
14446 add_field_for_name, create_phi_for_local_result,
14447 create_call_for_reduction_1, create_loads_for_reductions,
14448 create_stores_for_reduction, create_loads_and_stores_for_name):
14450 * tree-phinodes.c (allocate_phi_node): Likewise.
14451 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14452 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14453 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14454 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14455 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14456 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14457 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14458 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14459 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14460 vn_nary_op_insert): Likewise.
14461 * tree-ssa.c (redirect_edge_var_map_add,
14462 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14463 * tree-vectorizer.c (vectorize_loops): Likewise.
14464 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14465 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14466 tree_cons_stat, build1_stat, build_variant_type_copy,
14467 decl_init_priority_lookup, decl_fini_priority_lookup,
14468 decl_priority_info, decl_restrict_base_lookup,
14469 decl_restrict_base_insert, decl_debug_expr_lookup,
14470 decl_debug_expr_insert, decl_value_expr_lookup,
14471 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14472 type_hash_add, get_file_function_name, tree_check_failed,
14473 tree_not_check_failed, tree_range_check_failed,
14474 omp_clause_range_check_failed, build_omp_clause,
14475 build_vl_exp_stat): Likewise.
14476 * value-prof.c (gimple_histogram_value,
14477 gimple_duplicate_stmt_histograms): Likewise.
14478 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14479 unshare_variable, variable_union_info_cmp_pos, variable_union,
14480 dataflow_set_different_1, dataflow_set_different_2,
14481 vt_find_locations, variable_was_changed, set_variable_part,
14482 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14483 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14484 section_entry_hash, object_block_entry_eq,
14485 object_block_entry_hash, create_block_symbol,
14486 initialize_cold_section_name, default_function_rodata_section,
14487 strip_reg_name, set_user_assembler_name, const_desc_eq,
14488 build_constant_desc, output_constant_def, lookup_constant_def,
14489 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14490 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14491 default_internal_label): Likewise.
14492 * varray.c (varray_init, varray_grow): Likewise.
14493 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14495 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14497 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14498 operators for "test" insn. Macroize insn using SWI mode macro.
14499 (*jcc_fused_2): Ditto.
14500 (*jcc_fused_3): Macroize insn using SWI mode macro.
14501 (*jcc_fused_4): Ditto.
14503 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14505 * tree-ssa-pre.c: Fix typo in comment.
14506 (init_antic, fini_antic): Add explicit funtions for
14507 initializing and deinitializing ANTIC and AVAIL sets.
14508 (create_expression_by_pieces): Fix typo in comment.
14509 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14510 (execute_pre): Eventually dump details about ANTIC_IN.
14512 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14514 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14515 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14516 add_to_obstack, file_at_path, find_a_file, execute,
14517 add_preprocessor_option, add_assembler_option, add_linker_option,
14518 process_command, insert_wrapper, do_option_spec, do_self_spec,
14519 spec_path, do_spec_1, is_directory, main, used_arg,
14520 getenv_spec_function): Likewise.
14521 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14522 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14525 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14527 * doc/rtl.texi: Updated subreg section.
14529 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14532 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14533 node->needed and node->reachable.
14534 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14535 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14536 (expand_task_call): Don't call expand_task_copyfn.
14537 (expand_task_copyfn): Renamed to...
14538 (finalize_task_copyfn): ... this.
14540 2008-06-19 Jan Hubicka <jh@suse.cz>
14542 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14543 clobbering framepointer.
14545 2008-06-19 Jan Hubicka <jh@suse.cz>
14547 * tree-optimize.c (execute_early_local_optimizations): Set
14548 cgraph_state only at first invocation.
14550 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14552 * system.h (-Wc++-compat): Activate as a warning, no an error.
14554 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14556 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14557 instead of "#" in insn asm template.
14558 (*jcc_fused_2): Ditto.
14560 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14562 * config/i386/i386.h (ix86_tune_indices)
14563 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14564 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14565 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14566 (*jcc_fused_2): Ditto.
14567 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14568 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14569 (print operand): Handle 'E' and 'e' code.
14571 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14573 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14574 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14575 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14577 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14579 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14581 (cgraph_expand_function): Use local copy of decl.
14582 (cgraph_expand_all_functions): Remove redundant initialization of
14584 (cgraph_optimize): Reword internal_error message.
14586 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14588 * arm-protos.h (arm_return_in_memory): Remove public
14589 arm_return_in_memory() prototype.
14590 * arm.c (arm_return_in_memory): Add static prototype, add target
14591 hook macro, change definition and comments.
14592 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14594 2008-06-19 Ben Elliston <bje@au.ibm.com>
14596 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14597 real.c: Remove references to IEEE 754R.
14598 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14599 * doc/libgcc.texi (Decimal float library routines): Likewise.
14601 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14603 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14604 (default_unwind_word_mode): Add prototype.
14605 * targhooks.c (default_unwind_word_mode): New function.
14606 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14607 instead of word_mode.
14608 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14609 (TARGET_INITIALIZER): Use it.
14611 * c-common.c (handle_mode_attribute): Support "unwind_word"
14613 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14615 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14616 word_mode to access SjLj_Function_Context member "data".
14617 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14618 conversion from targetm.eh_return_filter_mode () to
14619 targetm.unwind_word_mode () if they differ.
14621 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14622 (BT_FN_UNWINDWORD_PTR): New function type.
14623 (BT_FN_WORD_PTR): Remove.
14624 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14625 * except.c (expand_builtin_extend_pointer): Convert pointer to
14626 targetm.unwind_word_mode () instead of word_mode.
14628 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14629 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14630 (spu_unwind_word_mode): New function.
14631 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14632 (TARGET_UNWIND_WORD_MODE): Define.
14633 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14635 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14637 * config/spu/spu.c (reg_align): Remove.
14638 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14639 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14640 (spu_split_store): Likewise.
14642 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14644 * gcc/tree-vn.c: Fix typo in comment.
14646 2008-06-18 Jan Hubicka <jh@suse.cz>
14648 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14649 toplevel reorder too.
14651 2008-06-18 Jan Hubicka <jh@suse.cz>
14653 * c-opts.c (c_common_post_options): PCH is not compatible with
14655 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14656 -fno-toplevel-reorder by default now.
14658 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14660 PR documentation/30739
14661 * doc/install.texi (Prerequisites): Document dependency on awk.
14663 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14664 Ian Lance Taylor <iant@google.com>
14666 PR rtl-optimization/35604
14667 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14668 only want to change jump destinations, not eventual label comparisons.
14670 2008-06-16 Jan Hubicka <jh@suse.cz>
14672 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14674 (cgraph_analyze_function): Likewise.
14676 2008-06-16 Jan Hubicka <jh@suse.cz>
14678 * cgraph.h (cgraph_mark_if_needed): New function.
14679 * cgraphunit.c (cgraph_mark_if_needed): New function.
14680 * c-decl.c (duplicate_decl): Use it.
14682 2008-06-16 Jan Hubicka <jh@suse.cz>
14684 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14687 2008-06-16 Jan Hubicka <jh@suse.cz>
14689 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14691 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14692 Kazu Hirata <kazu@codesourcery.com>
14693 Maxim Kuvyrkov <maxim@codesourcery.com
14695 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14696 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14697 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14698 EXTRA_SPEC_FUNCTIONS.
14699 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14700 (DRIVER_SELF_SPECS): Adjust.
14701 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14702 * config/mips/st.h, config/mips/t-st: New.
14703 * config/mips/driver-native.c, config/mips/x-native: New.
14704 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14707 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14709 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14711 (ISA_HAS_FP_CONDMOVE): New macro.
14712 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14713 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14714 (ISA_HAS_NMADD3_NMSUB3): New macro.
14715 * config/mips/mips.c (mips_rtx_costs): Update.
14716 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14717 compiling for ST Loongson 2E/2F.
14718 (madd<mode>): Rename to madd4<mode>. Update.
14719 (madd3<mode>): New pattern.
14720 (msub<mode>): Rename to msub4<mode>. Update.
14721 (msub3<mode>): New pattern.
14722 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14723 (nmadd3<mode>): New pattern.
14724 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14725 (nmadd3<mode>_fastmath): New pattern.
14726 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14727 (nmsub3<mode>): New pattern.
14728 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14729 (nmsub3<mode>_fastmath): New pattern.
14730 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14732 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14734 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14735 (DF_REF_INSN_INFO): New.
14736 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14737 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14738 with a NULL DF_REF_INSN_INFO.
14739 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14741 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14742 DF_INSN_INFO_EQ_USES): New.
14743 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14744 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14745 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14746 * df-core.c: Update comment for above changes.
14747 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14748 DF_INSN_UID_* macros.
14749 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14750 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14751 insn rtx. Update all callers.
14752 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14753 df_ref_create_structure, df_insn_refs_collect): Likewise.
14754 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14755 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14756 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14757 macros to access the insn refs.
14758 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14759 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14760 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14761 for accessing the refs.
14762 (try_fwprop_subst): Likewise.
14763 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14764 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14765 for accessing the refs.
14766 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14767 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14768 to look at the insn refs.
14769 (record_uses): Likewise.
14770 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14772 (mark_artificial_uses): Don't mark_insn for artificial refs.
14773 (mark_reg_rependencies): Likewise.
14775 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14777 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14779 * configure: Regenerate.
14781 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14783 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14784 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14785 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14787 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14789 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14790 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14791 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14793 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14795 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14796 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14797 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14799 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14801 * tree-ssa-sccvn.c: Fix format of comments.
14803 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14805 * cgraph.c: Remove unneeded forward declarations of eq_node()
14808 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14810 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14812 (see_update_relevancy): Likewise.
14813 * fwprop.c (try_fwprop_subst): Likewise.
14814 * rtlanal.c (noop_move_p): Likewise.
14815 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14816 notes to non-existing libcall blocks.
14817 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14819 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14820 (dead_libcall_p): Remove.
14821 (delete_trivially_dead_insns): Don't use it.
14822 * web.c (union_defs): Remove comment about keeping nops.
14823 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14824 (compute_hash_table_work): Don't track libcall notes.
14825 (do_local_cprop): Don't take libcall pointers. Don't update
14827 (adjust_libcall_notes): Deleted.
14828 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14829 ever have existed in the first place).
14830 (replace_store_insn): Don't try to remove libcall notes.
14831 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14832 (resolve_reg_notes): Don't call them.
14833 (resolve_simple_move): Likewise.
14834 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14835 Don't remove REG_RETVAL notes.
14836 * emit-rtl.c (try_split): Don't update libcall notes.
14837 (emit_copy_of_insn_after): Dito.
14838 * cselib.c (cselib_current_insn_in_libcall): Remove.
14839 (cselib_process_insn): Don't set/clear it.
14840 (new_elt_loc_list): Don't record it.
14841 (cselib_init): Don't initialize it.
14842 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14843 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14845 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14846 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14847 (init_deps): Don't initialize it.
14848 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14849 * combine.c (delete_noop_moves): Don't update libcall notes.
14850 (can_combine_p): Remove now pointless #if 0 block.
14851 (try_combine): Remove another obsolete #if 0 block.
14852 (distribute_notes): Don't distribute libcall notes.
14853 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14854 * dce.c (libcall_dead_p): Remove.
14855 (delete_unmarked_insns): Don't handle libcall blocks.
14856 (preserve_libcall_for_dce): Remove.
14857 (prescan_insns_for_dce): Don't special-case libcall block insns.
14858 * reload1 (reload): Don't handle libcall notes.
14859 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14862 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14864 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14865 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14866 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14868 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14870 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14871 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14872 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14874 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14876 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14878 2008-06-16 Ira Rosen <irar@il.ibm.com>
14880 PR tree-optimization/36493
14881 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14882 the arguments list. Use VECTYPE to create vector pointer.
14883 (vectorizable_store): Fail if accesses through a pointer to vectype
14884 do not alias the original memory reference operands.
14885 Call vect_create_data_ref_ptr without the removed argument.
14886 (vectorizable_load): Likewise.
14887 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14890 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14893 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14894 reg_equiv_constant.
14896 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14898 * config/mips/loongson2ef.md: New file.
14899 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14900 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14901 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14902 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14903 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14905 (loongson2ef.md): New include.
14906 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14907 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14908 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14909 (loongson_gt_<mode>, loongson_extract_halfword)
14910 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14911 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14912 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14913 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14914 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14915 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14916 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14917 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14918 (vec_interleave_low<mode>): Define type attribute.
14919 * config/mips/mips.c (mips_ls2): New static variable.
14920 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14921 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14922 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14923 Implement target scheduling hooks.
14924 (mips_multipass_dfa_lookahead): Update to handle tuning for
14926 (mips_sched_init): Initialize data for Loongson scheduling.
14927 (mips_ls2_variable_issue): New static function.
14928 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14930 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14931 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14932 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14933 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14934 Handle ST Loongson 2E/2F cores.
14935 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14937 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14939 * omp-low.c (extract_omp_for_data): Fix comment typo.
14942 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14944 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14945 FIXME note about gcc/config.guess.
14946 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14947 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14948 * doc/cppopts.texi: Likewise.
14949 * doc/extend.texi: Likewise.
14950 * doc/gcc.texi: Likewise.
14951 * doc/gccint.texi: Likewise.
14952 * doc/gcov.texi: Likewise.
14953 * doc/gty.texi: Likewise.
14954 * doc/hostconfig.texi: Likewise.
14955 * doc/install.texi: Likewise.
14956 * doc/invoke.texi: Likewise.
14957 * doc/loop.texi: Likewise.
14958 * doc/makefile.texi: Likewise.
14959 * doc/md.texi: Likewise.
14960 * doc/passes.texi: Likewise.
14961 * doc/tm.texi: Likewise.
14962 * doc/tree-ssa.texi: Likewise.
14963 * doc/trouble.texi: Likewise.
14965 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14966 Nathan Sidwell <nathan@codesourcery.com>
14967 Maxim Kuvyrkov <maxim@codesourcery.com>
14968 Richard Sandiford <rdsandiford@googlemail.com>
14970 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14971 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14972 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14974 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14975 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14976 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14978 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14979 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14980 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14981 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14982 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14983 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14984 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14985 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14986 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14987 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14988 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14989 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14990 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14991 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14992 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14993 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14994 (mips_builtins): Add Loongson builtins.
14995 (mips_loongson_2ef_bdesc): New.
14996 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14997 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14998 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14999 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15001 (mips_expand_vector_init): New.
15002 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15003 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15005 * config/mips/mips.md: Add unspec numbers for Loongson
15006 builtins. Include loongson.md.
15007 (MOVE64): Include Loongson vector modes.
15008 (SPLITF): Include Loongson vector modes.
15009 (HALFMODE): Handle Loongson vector modes.
15010 * config/mips/loongson.md: New.
15011 * config/mips/loongson.h: New.
15012 * config.gcc: Add loongson.h header for mips*-*-* targets.
15013 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15015 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15017 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15018 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15019 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15020 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15021 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15022 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15023 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15024 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15025 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15026 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15027 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15028 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15029 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15030 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15031 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15032 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15033 Remove use_fixproto=yes.
15034 (ia64*-*-hpux*): Remove comment about using fixproto.
15035 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15037 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15039 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15041 * configure: Regenerate.
15043 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15045 PR middle-end/36520
15046 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15047 before evaluating it.
15049 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15052 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15053 nested inline functions.
15054 (start_decl, start_function): Don't invert DECL_EXTERNAL
15055 for nested inline functions.
15057 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15059 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15060 splits that must be made for correctness.
15062 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15064 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15065 (AVAIL_NON_MIPS16): Likewise.
15066 (mips_builtin_description): Replace target_flags with a predicate.
15067 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15068 (dspr2_32): New availability predicates.
15069 (MIPS_BUILTIN): New macro.
15070 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15071 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15072 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15073 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15074 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15075 (mips_dsp_32only_bdesc): Merge into...
15076 (mips_builtins): ...this new array.
15077 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15078 (mips_init_builtins): Update after above changes.
15079 (mips_expand_builtin_1): Merge into...
15080 (mips_expand_builtin): ...here and update after above changes.
15082 2008-06-12 Paul Brook <paul@codesourcery.com>
15084 * longlong.h (__arm__): Define count_leading_zeros.
15085 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15086 (clzsi2, clzdi2): New functions.
15087 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15088 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15089 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15090 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15091 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15092 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15093 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15094 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15095 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15096 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15098 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15100 * config/m68k/m68k.c (m68k_tune_flags): New.
15101 (override_options): Compute m68k_tune_flags.
15102 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15103 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15105 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15107 PR middle-end/36506
15108 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15110 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15112 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15113 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15115 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15117 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15118 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15120 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15122 PR middle-end/36506
15123 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15126 2008-06-12 Richard Guenther <rguenther@suse.de>
15128 PR tree-optimization/36345
15129 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15130 add memory_tag_needed flag.
15131 (may_alias_p): Declare.
15132 * tree-ssa-alias.c (may_alias_p): Export.
15133 (set_initial_properties): Use memory_tag_needed flag.
15134 (update_reference_counts): Likewise.
15135 (reset_alias_info): Reset memory_tag_needed flag.
15136 (create_name_tags): Check memory_tag_needed flag.
15137 (dump_points_to_info_for): Dump it.
15138 * tree-ssa-structalias.c (struct variable_info): Remove
15139 directly_dereferenced flag.
15140 (new_var_info): Do not initialize it.
15141 (process_constraint_1): Do not set it.
15142 (update_alias_info): Set is_dereferenced flag.
15143 (set_uids_in_ptset): Use may_alias_p.
15144 (set_used_smts): Check memory_tag_needed flag.
15145 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15146 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15147 memory_tag_needed flag.
15148 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15149 from broken design.
15151 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15153 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15154 red zone for w64 abi.
15155 (ix86_expand_prologue): Likewise.
15156 (ix86_force_to_memory): Likewise.
15157 (ix86_free_from_memory): Likewise.
15159 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15162 * config/rs6000/rs6000.c (rs6000_override_options): Set
15163 rs6000_isel conditionally to the absence of comand line override.
15164 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15165 Remove duplicate rs6000_isel setting.
15166 * config/rs6000/eabispe.h: Ditto.
15168 2008-06-11 Richard Guenther <rguenther@suse.de>
15170 * alias.c (get_alias_set): Use the element alias-set for arrays.
15171 (record_component_aliases): For arrays and vectors do nothing.
15172 * c-common.c (strict_aliasing_warning): Handle the cases
15173 of alias set zero explicitly.
15174 * Makefile.in (dfp.o-warn): Add -Wno-error.
15176 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15178 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15180 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15181 tune_32 tune_64 to supported_defaults. Allow values not
15182 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15183 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15184 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15185 with_cpu_64 to generic for 64-bit-supporting configurations, not
15186 with_cpu. Remove FIXMEs.
15187 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15188 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15189 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15190 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15191 arch_32 and arch_64.
15193 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15194 Olivier Hainque <hainque@adacore.com>
15196 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15197 Use DECL_SIZE_UNIT to retrieve the size of the field.
15199 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15201 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15202 with function calls after declarations. Lay out
15203 neon_float_type_node before further use.
15205 2008-06-11 Richard Guenther <rguenther@suse.de>
15207 * tree-flow.h (may_point_to_global_var): Declare.
15208 * tree-ssa-alias.c (may_point_to_global_var): New function.
15209 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15211 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15213 * configure.ac: Teach that fido supports .debug_line.
15214 * configure: Regenerate.
15216 2008-06-10 Tom Tromey <tromey@redhat.com>
15218 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15221 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15223 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15224 (encode_decimal64, decode_decimal64, encode_decimal128,
15225 decode_decimal128): Reverse order of 32-bit parts of value if host
15226 and target endianness differ.
15228 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15230 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15231 Avoid division by 0.
15232 (tree_mod_pow2_value_transform): Likewise.
15233 (tree_ic_transform): Likewise.
15234 (tree_stringops_transform): Likewise.
15235 (tree_mod_subtract_transform): Likewise.
15236 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15237 (copy_edges_for_bb): Likewise.
15238 (initialize_cfun): Likewise.
15240 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15242 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15243 nonmemory_operand. Add "N" operand constraint.
15245 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15246 (*jcc_btsi_mask): Ditto.
15247 (*jcc_btsi_mask_1): Ditto.
15249 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15251 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15252 TYPE_CANONICAL for copied element type.
15254 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15257 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15258 Add m_CORE2 and m_GENERIC.
15259 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15260 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15262 (*jcc_btdi_rex64): New instruction and split pattern.
15263 (*jcc_btsi): Ditto.
15264 (*jcc_btsi_1): Ditto.
15265 (*btsq): Fix Intel asm dialect operand order.
15269 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15271 PR middle-end/36447
15272 * simplify-rtx.c (simplify_subreg): Add check for shift count
15275 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15277 * doc/md.texi: Synchronize with later constraints.md change.
15278 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15279 with a C implementation.
15280 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15282 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15283 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15284 when moving to and from MD_REGNUM.
15285 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15286 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15287 Handle byte and halfword moves.
15288 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15290 * config/mips/constraints.md (h): Turn into NO_REGS.
15291 (l, x): Update documentation.
15292 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15293 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15294 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15295 (HILO): New mode iterator.
15297 (any_div): New code iterator.
15298 (u): Extend code attribute to div and udiv.
15299 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15300 d_operand in the splitters. Remove redundant CONST_INT checks.
15301 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15302 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15303 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15304 accordingly, using normal moves instead of unspecs to move LO into
15305 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15306 (<u>mulsidi3): Handle expansion in C code.
15307 (<u>mulsidi3_32bit_internal): Rename to...
15308 (<u>mulsidi3_32bit): ...this.
15309 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15310 (*<u>mulsidi3_64bit): Rename to...
15311 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15312 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15313 to set LO and HI to the multiplication result. Use a normal move
15314 for MFLO and an unspec for MFHI.
15315 (*<u>mulsidi3_64bit_parts): Replace with...
15316 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15317 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15318 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15319 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15320 instead of HI. Split the instruction into a separate multiplication
15321 and MFHI if !TARGET_FIX_R4000.
15322 (<su>muldi3_highpart): Likewise.
15323 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15324 and the "=h" clobber.
15325 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15326 (<u>mulditi3): New expander.
15327 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15328 (madsi): Remove "=h" clobber.
15329 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15330 Force the modulus result to be a GPR and split the instruction into
15331 a division followed by an MFHI after reload.
15332 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15333 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15334 the MIPS16 HIGH define_split.
15335 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15336 of acc<->gpr moves to "multi".
15337 (*movdi_64bit): Replace the single "x" alternative with
15338 alternatives for moving into and out of "a".
15339 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15340 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15341 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15342 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15343 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15344 (movti): New expander.
15345 (*movti, *movti_mips16): New insns.
15346 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15347 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15348 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15349 * config/mips/predicates.md (fpr_operand): Delete.
15350 (d_operand): New predicate.
15352 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15354 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15355 failure on some Bourne shells.
15356 (x86_64-*-*): Ditto.
15358 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15360 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15362 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15364 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15365 (sparc-sun-solaris2*): Likewise.
15367 2008-06-09 Arnaud Charlet <charlet@adacore.com
15369 * doc/install.texi: Update requirements to build the Ada compiler.
15371 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15373 * df-scan.c (struct df_scan_problem_data): Remove the
15374 mw_link_pool alloc pool.
15375 (df_scan_free_internal): Don't free it.
15376 (df_scan_alloc): Don't allocate it.
15377 * df.h (struct df_link): Update comment.
15379 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15381 * except.h: Correct checks for when SJLJ exceptions must be used.
15383 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15385 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15388 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15390 PR tree-optimization/36218
15391 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15392 configure for the build system.
15393 (BUILD_LDFLAGS): Define.
15394 * configure: Regenerate.
15395 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15397 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15400 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15401 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15402 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15404 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15406 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15408 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15410 * config.gcc (Obsolete configurations): Remove list of
15412 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15413 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15414 targets matched by those patterns.
15415 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15416 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15417 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15418 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15419 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15420 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15421 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15422 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15423 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15424 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15425 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15426 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15427 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15428 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15429 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15430 Make code for Solaris 7 and greater unconditional for Solaris.
15431 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15432 Remove --with-* handling.
15433 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15434 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15435 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15436 LINK_OS_WINDISS_SPEC): Remove.
15437 * config/rs6000/sysv4.opt (mwindiss): Remove.
15438 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15439 * configure: Regenerate.
15440 * doc/cpp.texi: Don't mention BeOS.
15441 * doc/extend.texi (interrupt): Don't mention MS1.
15442 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15443 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15444 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15445 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15446 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15448 * doc/invoke.texi (MT Options): Remove.
15449 (-mwindiss): Remove.
15450 (CRIS Options): Remove cris-axis-aout references.
15451 (HPPA Options): Don't mention hppa1.1-*-pro.
15452 * doc/md.texi: (MorphoTech family): Remove.
15453 * libgcc2.c: Don't handle UWIN.
15454 * config/alpha/t-unicosmk: Remove.
15455 * config/alpha/unicosmk.h: Remove.
15456 * config/arm/kaos-arm.h: Remove.
15457 * config/arm/kaos-strongarm.h: Remove.
15458 * config/arm/strongarm-coff.h: Remove.
15459 * config/arm/strongarm-elf.h: Remove.
15460 * config/arm/strongarm-pe.h: Remove.
15461 * config/arm/t-strongarm-pe: Remove.
15462 * config/arm/t-xscale-coff: Remove.
15463 * config/arm/t-xscale-elf: Remove.
15464 * config/arm/xscale-coff.h: Remove.
15465 * config/arm/xscale-elf.h: Remove.
15466 * config/chorus.h: Remove.
15467 * config/cris/aout.h: Remove.
15468 * config/cris/aout.opt: Remove.
15469 * config/cris/t-aout: Remove.
15470 * config/i386/beos-elf.h: Remove.
15471 * config/i386/kaos-i386.h: Remove.
15472 * config/i386/ptx4-i.h: Remove.
15473 * config/i386/sco5.h: Remove.
15474 * config/i386/sco5.opt: Remove.
15475 * config/i386/sysv4-cpp.h: Remove.
15476 * config/i386/sysv5.h: Remove.
15477 * config/i386/t-beos: Remove.
15478 * config/i386/t-sco5: Remove.
15479 * config/i386/t-uwin: Remove.
15480 * config/i386/uwin.asm: Remove.
15481 * config/i386/uwin.h: Remove.
15482 * config/kaos.h: Remove.
15483 * config/mips/windiss.h: Remove.
15484 * config/mt: Remove directory.
15485 * config/pa/pa-osf.h: Remove.
15486 * config/pa/pa-pro-end.h: Remove.
15487 * config/pa/t-pro: Remove.
15488 * config/ptx4.h: Remove.
15489 * config/rs6000/beos.h: Remove.
15490 * config/rs6000/kaos-ppc.h: Remove.
15491 * config/rs6000/t-beos: Remove.
15492 * config/rs6000/windiss.h: Remove.
15493 * config/sh/kaos-sh.h: Remove.
15494 * config/sol2-6.h: Remove.
15495 * config/sparc/sol26-sld.h: Remove.
15496 * config/sparc/sysv4-only.h: Remove.
15497 * config/vax/bsd.h: Remove.
15498 * config/vax/t-memfuncs: Remove.
15499 * config/vax/ultrix.h: Remove.
15500 * config/vax/vaxv.h: Remove.
15501 * config/windiss.h: Remove.
15503 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15505 PR rtl-optimization/36438
15506 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15507 for vector shifts with constant scalar shift operands.
15509 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15511 * doc/invoke.texi: Document -march=xlr.
15512 * config/mips/xlr.md: New file.
15513 * config/mips/mips.md: Include it.
15515 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15516 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15517 (mips_rtx_cost_data): Likewise.
15519 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15521 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15522 PRE_INC and PRE_DEC cases.
15524 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15526 PR rtl-optimization/36419
15527 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15528 the emitting jump insn.
15531 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15532 is not bool, boolify the whole *expr_p and convert to the desired type.
15534 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15536 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15537 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15538 Add omp_private_outer_ref hook, add another argument to
15539 omp_clause_default_ctor hook.
15540 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15541 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15542 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15543 hook_tree_tree_tree_tree_null.
15544 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15545 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15546 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15547 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15548 * tree.def (OMP_TASK): New tree code.
15549 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15550 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15551 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15552 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15553 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15554 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15555 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15556 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15557 (OMP_DIRECTIVE_P): Add OMP_TASK.
15558 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15559 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15560 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15561 and OMP_CLAUSE_UNTIED entries.
15562 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15564 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15565 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15566 * tree-pretty-print.c (dump_omp_clause): Handle
15567 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15568 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15569 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15570 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15571 warning about unsigned iterators. Change decl/init/cond/incr
15572 arguments to TREE_VECs, check arguments for all collapsed loops.
15573 (c_finish_omp_taskwait): New function.
15574 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15576 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15577 default_function_array_conversion on init. Add par_clauses argument.
15578 If decl is present in parallel's lastprivate clause, change it to
15579 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15580 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15581 collapse count in clauses.
15582 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15583 c_parser_omp_for_loop callers.
15584 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15585 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15586 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15587 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15589 (c_parser_omp_clause_schedule): Handle schedule(auto).
15590 Include correct location in the error message.
15591 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15592 and PRAGMA_OMP_CLAUSE_UNTIED.
15593 (OMP_TASK_CLAUSE_MASK): Define.
15594 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15595 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15596 * tree-nested.c (convert_nonlocal_omp_clauses,
15597 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15598 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15599 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15600 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15602 (conver_nonlocal_reference, convert_local_reference,
15603 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15604 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15605 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15606 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15607 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15608 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15609 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15610 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15611 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15613 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15614 * c-common.h (c_finish_omp_taskwait): New prototype.
15615 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15616 * tree-parloops.c (create_parallel_loop): Create 1 entry
15617 vectors for OMP_FOR_{INIT,COND,INCR}.
15618 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15619 (make_edges): Handle OMP_TASK.
15620 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15621 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15622 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15623 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15624 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15625 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15626 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15627 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15628 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15629 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15630 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15631 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15632 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15633 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15634 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15635 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15636 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15637 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15638 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15639 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15640 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15641 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15642 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15643 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15644 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15645 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15646 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15647 original iterator is present in lastprivate clause or if
15648 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15649 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15650 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15651 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15652 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15653 if it is set, lookup var in outer contexts too. Handle
15654 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15655 to be implicitly determined firstprivate for task regions.
15656 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15657 if it is set, lookup var in outer contexts too. Set
15658 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15659 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15660 OMP_CLAUSE_UNTIED. Take region_type as last argument
15661 instead of in_parallel and in_combined_parallel.
15662 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15664 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15665 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15666 (new_omp_context): Set default_kind to
15667 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15668 (omp_region_type): New enum.
15669 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15670 fields, add region_type.
15671 (new_omp_context): Take region_type as argument instead of is_parallel
15672 and is_combined_parallel.
15673 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15674 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15675 ctx->is_combined_parallel checks.
15676 (gimplify_omp_task): New function.
15677 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15679 * omp-low.c (extract_omp_for_data): Use schedule(static)
15680 for schedule(auto). Handle pointer and unsigned iterators.
15681 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15682 Add loops argument. Extract data for collapsed OMP_FOR loops.
15683 (expand_parallel_call): Assert sched_kind isn't auto,
15684 map runtime schedule to index 3.
15685 (struct omp_for_data_loop): New type.
15686 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15687 Add loop, loops, collapse and iter_type fields.
15688 (workshare_safe_to_combine_p): Disallow combined for if
15689 iter_type is unsigned long long. Don't combine collapse > 1 loops
15690 unless all bounds and steps are constant. Adjust extract_omp_for_data
15692 (expand_omp_for_generic): Handle pointer, unsigned and long long
15693 iterators. Handle collapsed OMP_FOR loops. Adjust
15694 for struct omp_for_data changes. If libgomp function doesn't return
15695 boolean_type_node, add comparison of the return value with 0.
15696 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15697 pointer, unsigned and long long iterators. Adjust for struct
15698 omp_for_data changes.
15699 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15700 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15701 unsigned long long. Allocate loops array, pass it to
15702 extract_omp_for_data. For collapse > 1 loops use always
15703 expand_omp_for_generic.
15704 (omp_context): Add sfield_map and srecord_type fields.
15705 (is_task_ctx, lookup_sfield): New functions.
15706 (use_pointer_for_field): Use is_task_ctx helper. Change first
15707 argument's type from const_tree to tree. Clarify comment.
15708 In OMP_TASK disallow copy-in/out sharing.
15709 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15710 (install_var_field): Add mask argument. Populate both record_type
15711 and srecord_type if needed.
15712 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15714 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15715 and DECL_FIELD_OFFSET.
15716 (scan_sharing_clauses): Adjust install_var_field callers. For
15717 firstprivate clauses on explicit tasks allocate the var by value in
15718 record_type unconditionally, rather than by reference.
15719 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15720 Use is_taskreg_ctx instead of is_parallel_ctx.
15721 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15722 (create_omp_child_function_name): Add task_copy argument, use
15723 *_omp_cpyfn* names if it is true.
15724 (create_omp_child_function): Add task_copy argument, if true create
15725 *_omp_cpyfn* helper function.
15726 (scan_omp_parallel): Adjust create_omp_child_function callers.
15727 Rename parallel_nesting_level to taskreg_nesting_level.
15728 (scan_omp_task): New function.
15729 (lower_rec_input_clauses): Don't run constructors for firstprivate
15730 explicit task vars which are initialized by *_omp_cpyfn*.
15731 Pass outer var ref to omp_clause_default_ctor hook if
15732 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15733 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15734 OMP_CLAUSE_REDUCTION_INIT.
15735 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15736 avoid duplicate setting of fields. Handle
15737 OMP_CLAUSE_PRIVATE_OUTER_REF.
15738 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15739 copy-out if TREE_READONLY, only copy-in.
15740 (expand_task_copyfn): New function.
15741 (expand_task_call): New function.
15742 (struct omp_taskcopy_context): New type.
15743 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15745 (lower_omp_parallel): Rename to...
15746 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15747 Call create_task_copyfn if srecord_type is needed. Adjust
15749 (task_shared_vars): New variable.
15750 (check_omp_nesting_restrictions): Warn if work-sharing,
15751 barrier, master or ordered region is closely nested inside OMP_TASK.
15752 Add warnings for barrier if closely nested inside of work-sharing,
15753 ordered, or master region.
15754 (scan_omp_1): Call check_omp_nesting_restrictions even for
15755 GOMP_barrier calls. Rename parallel_nesting_level to
15756 taskreg_nesting_level. Handle OMP_TASK.
15757 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15758 work-sharing construct, continue looking for them on parent parallel
15760 (lower_omp_for_lastprivate): Add lastprivate clauses
15761 to the beginning of dlist rather than end. Adjust for struct
15762 omp_for_data changes.
15763 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15764 not after it. Handle collapsed OMP_FOR loops, adjust for
15765 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15766 (get_ws_args_for): Adjust extract_omp_for_data caller.
15767 (scan_omp_for): Handle collapsed OMP_FOR
15768 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15769 (lower_omp_single_simple): If libgomp function doesn't return
15770 boolean_type_node, add comparison of the return value with 0.
15771 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15772 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15773 (parallel_nesting_level): Rename to...
15774 (taskreg_nesting_level): ... this.
15775 (is_taskreg_ctx): New function.
15776 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15777 of is_parallel_ctx.
15778 (execute_lower_omp): Rename parallel_nesting_level to
15779 taskreg_nesting_level.
15780 (expand_omp_parallel): Rename to...
15781 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15782 Call omp_task_call for OMP_TASK regions.
15783 (expand_omp): Adjust caller, handle OMP_TASK.
15784 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15786 * bitmap.c (bitmap_default_obstack_depth): New variable.
15787 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15788 if argument is NULL and bitmap_default_obstack is already initialized.
15789 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15791 * matrix-reorg.c (matrix_reorg): Likewise.
15793 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15795 * config/i386/i386.md (*indirect_jump): Macroize using P
15796 mode iterator. Remove !TARGET_64BIT from insn constraints.
15797 (*tablejump_1): Ditto.
15798 (*indirect_jump_rex64): Remove insn pattern.
15799 (*tablejump_1_rex64): Ditto.
15800 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15801 and eh_return_si insn patterns.
15803 2008-06-06 Richard Guenther <rguenther@suse.de>
15805 * tree-ssa-structalias.c (merge_smts_into): Remove.
15806 (find_what_p_points_to): Do not bother to compute the
15807 points-to set for pt_anything pointers.
15808 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15809 for pt_anything pointers is ok.
15811 2008-06-06 Jan Hubicka <jh@suse.cz>
15813 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15815 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15817 * cgraph.c: Fix typos in comments.
15818 (cgraph_availability_names): Fix string typo.
15819 * fold-const.c: Fix typos in comments.
15820 (fold_binary): Fix typo in warning.
15821 * genautomata.c: Fix typos in comments.
15822 (check_presence_pattern_sets): Fix typo in local variable.
15823 (output_description): Fix typo in output.
15824 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15825 * hwint.h: Likewise.
15826 * matrix-reorg.c (check_allocation_function): Likewise.
15827 * omega.c (smooth_weird_equations): Likewise.
15828 * auto-inc-dec.c: Fix typos in comments.
15829 * bb-reorder.c: Likewise.
15830 * builtins.c: Likewise.
15831 * c-common.c: Likewise.
15832 * c-cppbuiltin.c: Likewise.
15833 * c-parser.c: Likewise.
15834 * c-pretty-print.c: Likewise.
15835 * cfgcleanup.c: Likewise.
15836 * cfgexpand.c: Likewise.
15837 * cfghooks.c: Likewise.
15838 * cfglayout.c: Likewise.
15839 * cfgloopmanip.c: Likewise.
15840 * cgraphunit.c: Likewise.
15841 * coverage.c: Likewise.
15842 * dbxout.c: Likewise.
15843 * df-byte-scan.c: Likewise.
15844 * df-core.c: Likewise.
15845 * df-problems.c: Likewise.
15846 * df-scan.c: Likewise.
15848 * dominance.c: Likewise.
15849 * domwalk.c: Likewise.
15851 * dwarf2out.c: Likewise.
15852 * emit-rtl.c: Likewise.
15853 * et-forest.c: Likewise.
15854 * function.c: Likewise.
15855 * function.h: Likewise.
15857 * gcov-io.c: Likewise.
15858 * gcov.c: Likewise.
15859 * gcse.c: Likewise.
15860 * genattrtab.c: Likewise.
15861 * ggc-page.c: Likewise.
15862 * gimplify.c: Likewise.
15863 * gthr-lynx.h: Likewise.
15864 * haifa-sched.c: Likewise.
15865 * ipa-cp.c: Likewise.
15866 * ipa-inline.c: Likewise.
15867 * ipa-prop.h: Likewise.
15868 * ipa-pure-const.c: Likewise.
15869 * ipa-struct-reorg.c: Likewise.
15870 * ipa-struct-reorg.h: Likewise.
15871 * ipa-type-escape.c: Likewise.
15873 * loop-doloop.c: Likewise.
15874 * mips-tfile.c: Likewise.
15875 * mkmap-flat.awk: Likewise.
15876 * mkmap-symver.awk: Likewise.
15877 * modulo-sched.c: Likewise.
15878 * omp-low.c: Likewise.
15879 * optabs.c: Likewise.
15880 * optabs.h: Likewise.
15881 * opts.c: Likewise.
15882 * passes.c: Likewise.
15883 * postreload-gcse.c: Likewise.
15884 * postreload.c: Likewise.
15885 * predict.c: Likewise.
15886 * pretty-print.h: Likewise.
15887 * profile.c: Likewise.
15888 * protoize.c: Likewise.
15889 * ra-conflict.c: Likewise.
15890 * real.c: Likewise.
15891 * recog.c: Likewise.
15892 * regclass.c: Likewise.
15893 * regs.h: Likewise.
15894 * reload.c: Likewise.
15895 * rtl-error.c: Likewise.
15896 * rtlanal.c: Likewise.
15897 * scan.h: Likewise.
15898 * sched-rgn.c: Likewise.
15900 * stmt.c: Likewise.
15901 * target.h: Likewise.
15902 * tree-dfa.c: Likewise.
15903 * tree-eh.c: Likewise.
15904 * tree-flow-inline.h: Likewise.
15905 * tree-inline.c: Likewise.
15906 * tree-into-ssa.c: Likewise.
15907 * tree-loop-distribution.c: Likewise.
15908 * tree-nested.c: Likewise.
15909 * tree-parloops.c: Likewise.
15910 * tree-pass.h: Likewise.
15911 * tree-pretty-print.c: Likewise.
15912 * tree-profile.c: Likewise.
15913 * tree-scalar-evolution.c: Likewise.
15914 * tree-sra.c: Likewise.
15915 * tree-ssa-alias-warnings.c: Likewise.
15916 * tree-ssa-ccp.c: Likewise.
15917 * tree-ssa-coalesce.c: Likewise.
15918 * tree-ssa-dom.c: Likewise.
15919 * tree-ssa-dse.c: Likewise.
15920 * tree-ssa-forwprop.c: Likewise.
15921 * tree-ssa-live.c: Likewise.
15922 * tree-ssa-live.h: Likewise.
15923 * tree-ssa-loop-im.c: Likewise.
15924 * tree-ssa-loop-ivopts.c: Likewise.
15925 * tree-ssa-loop-niter.c: Likewise.
15926 * tree-ssa-loop-prefetch.c: Likewise.
15927 * tree-ssa-phiopt.c: Likewise.
15928 * tree-ssa-phiprop.c: Likewise.
15929 * tree-ssa-sccvn.c: Likewise.
15930 * tree-ssa-ter.c: Likewise.
15931 * tree-ssa-threadupdate.c: Likewise.
15932 * tree-ssa.c: Likewise.
15933 * tree-vect-analyze.c: Likewise.
15934 * tree-vect-transform.c: Likewise.
15935 * tree-vectorizer.c: Likewise.
15936 * tree-vn.c: Likewise.
15937 * tree-vrp.c: Likewise.
15938 * tree.c: Likewise.
15939 * tree.def: Likewise.
15940 * tree.h: Likewise.
15941 * unwind-dw2-fde.c: Likewise.
15942 * unwind.inc: Likewise.
15943 * value-prof.c: Likewise.
15944 * vmsdbgout.c: Likewise.
15946 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15948 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15949 always place FP constants in the TOC for TARGET_POWERPC64.
15950 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15952 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15954 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15955 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15956 enable for TARGET_E500_DOUBLE.
15957 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15958 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15959 floating-point modes like integer modes for E500 double.
15960 (rs6000_legitimate_offset_address_p): Likewise.
15961 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15962 addressing for DDmode for E500 double.
15963 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15964 modes as using 64-bits of registers for E500 double.
15965 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15966 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15967 specially for E500 double.
15968 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15969 TDmode for E500 double.
15970 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15971 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15972 (rs6000_split_multireg_move): Do not handle TDmode specially for
15974 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15975 using 64-bit registers for E500 double.
15976 (emit_frame_save): Do not handle DDmode specially for E500 double.
15977 (gen_frame_mem_offset): Likewise.
15978 (rs6000_function_value): Do not call spe_build_register_parallel
15979 for DDmode or TDmode.
15980 (rs6000_libcall_value): Likewise.
15981 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15982 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15985 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15987 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15990 2008-06-04 Junjie Gu <jgu@tensilica.com>
15992 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15993 comparison for frame pointers.
15995 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15998 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16000 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16003 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16004 register is already smaller or equal to required mode.
16006 2008-06-04 Xinliang David Li <davidxl@google.com>
16008 * tree-call-cdce.c: New file.
16009 (cond_dead_built_in_calls): New static variable.
16010 (input_domain): New struct.
16011 (check_pow): New function.
16012 (check_builtin_call): Ditto.
16013 (check_target_format): Ditto.
16014 (is_call_dce_candidate): Ditto.
16015 (gen_one_condition): Ditto.
16016 (gen_conditions_for_domain): Ditto.
16017 (get_domain): Ditto.
16018 (gen_conditions_for_pow_cst_base): Ditto.
16019 (gen_conditions_for_pow_int_base): Ditto.
16020 (gen_conditions_for_pow): Ditto.
16021 (get_no_error_domain): Ditto.
16022 (gen_shrink_wrap_conditions): Ditto.
16023 (shrink_wrap_one_built_in_call): Ditto.
16024 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16025 (tree_call_cdce): Ditto.
16026 (gate_call_cdce): Ditto.
16027 (pass_call_cdce): New gimple pass.
16028 * passes.c: (init_optimization_passes): New pass.
16029 * tree-pass.h: New pass declaration.
16030 * opts.c (decode_options): New flag setting.
16031 * common.opt: Add -ftree-builtin-call-dce flag.
16032 * Makefile.in: Add new source file.
16033 * tempvar.def: New tv_id.
16034 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16036 2008-06-04 Richard Guenther <rguenther@suse.de>
16038 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16039 (is_call_clobbered): Always check var_ann->call_clobbered.
16040 (mark_call_clobbered): Always set var_ann->call_clobbered.
16041 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16042 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16043 (reset_alias_info): Clear call clobbering info on MTAGs and
16045 (set_pt_anything): Set pt_global_mem.
16046 (create_tag_raw): Adjust comment.
16047 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16049 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16050 Maxim Kuvyrkov <maxim@codesourcery.com>
16052 * config/m68k/m68k.opt (mxgot): New option.
16053 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16054 (m68k_output_addr_const_extra): New.
16055 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16056 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16057 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16058 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16060 2008-06-04 Richard Guenther <rguenther@suse.de>
16062 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16063 negative or non-representable offsets.
16065 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16067 * config/i386/i386.c (ix86_gen_leave): New.
16068 (ix86_gen_pop1): Likewise.
16069 (ix86_gen_add3): Likewise.
16070 (ix86_gen_sub3): Likewise.
16071 (ix86_gen_sub3_carry): Likewise.
16072 (ix86_gen_one_cmpl2): Likewise.
16073 (ix86_gen_monitor): Likewise.
16074 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16075 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16076 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16077 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16078 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16079 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16080 (ix86_expand_epilogue): Updated.
16081 (print_operand): Handle integer register operand for 'z'.
16082 (ix86_expand_strlensi_unroll_1): Likewise.
16083 (ix86_expand_strlen): Likewise.
16084 (ix86_expand_builtin): Likewise.
16085 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16086 mov{q}/mov{l} and add{q}/add{l}.
16088 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16090 * config/i386/i386.md (P): New mode iterator.
16091 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16092 using P mode iterator.
16093 (DFmode push_operand splitter): Ditto.
16094 (XFmode push_operand splitter): Ditto.
16095 (DFmode float_extend SFmode push_operand splitter): Ditto.
16096 (XFmode float_extend SFmode push_operand splitter): Do not generate
16097 SImode pushes for 64bit target. Macroize Dimode and SImode
16098 pushes using P mode iterator.
16099 (XFmode float_extend DFmode push_operand splitter): Ditto.
16101 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16103 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16104 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16105 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16106 return type to int.
16107 (ix86_call_abi_override): Remove check for call_used_regs.
16109 2008-06-03 Richard Guenther <rguenther@suse.de>
16111 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16112 for the lhs of calls if the return type contains pointers.
16114 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16116 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16117 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16118 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16119 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16120 of cfun and DEFAULT_ABI to deceide abi mode.
16121 (DEFAULT_ABI): New.
16122 (REG_PARM_STACK_SPACE): Removed.
16123 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16124 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16125 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16126 (ix86_function_abi): Likewise.
16127 (ix86_function_type_abi): Likewise.
16128 (ix86_call_abi_override): Likewise.
16129 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16130 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16131 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16132 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16134 (X86_64_REGPARM_MAX): New.
16135 (X86_64_SSE_REGPARM_MAX): New.
16136 (X64_REGPARM_MAX): New.
16137 (X64_SSE_REGPARM_MAX): New.
16138 (X86_32_REGPARM_MAX): New.
16139 (X86_32_SSE_REGPARM_MAX): New.
16140 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16141 (ix86_function_regparm): Handle user calling abi.
16142 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16143 by DEFAULT_ABI versus SYSV_ABI check.
16144 (ix86_reg_parm_stack_space): New.
16145 (ix86_function_type_abi): New.
16146 (ix86_call_abi_override): New.
16147 (ix86_function_abi): New.
16148 (ix86_cfun_abi): New.
16149 (init_cumulative_args): Call abi specific initialization.
16150 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16151 (function_arg_64): Extend SSE_REGPARM_MAX check.
16152 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16153 (ix86_pass_by_reference): Likewise.
16154 (ix86_function_value_regno_p): Likewise.
16155 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16156 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16157 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16158 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16159 (setup_incoming_varargs_64): Adjust regparm for call abi.
16160 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16161 (ix86_va_start): Likewise.
16162 (ix86_gimplify_va_arg): Likewise.
16163 (ix86_expand_prologue): Likewise.
16164 (output_pic_addr_const): Likewise.
16165 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16166 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16167 (x86_output_mi_thunk): Likewise.
16168 (x86_function_profiler): Likewise.
16169 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16170 (SYSV_ABI, MS_ABI): New constants.
16171 (DEFAULT_ABI): New.
16172 (init_regs): Add prototype of function in regclass.c file.
16173 (OVERRIDE_ABI_FORMAT): New.
16174 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16175 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16176 (OUTGOING_REG_PARM_STACK_SPACE): New.
16177 (ix86_reg_parm_stack_space): New prototype.
16178 (CUMULATIVE_ARGS): Add call_abi member.
16179 (machine_function): Add call_abi member.
16180 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16181 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16183 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16186 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16187 (avr_builtin_setjmp_frame_value): New function.
16188 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16189 (nonlocal_goto): Define.
16191 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16193 * config/mips/mips.c (mips_emit_loadgp): Return early if
16194 there is nothing do to, otherwise emit a blockage if
16195 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16196 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16198 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16200 * configure.ac: Drop unneeded backslash ending up in config.in.
16201 * acinclude.m4: Likewise.
16202 * config.in: Regenerate.
16204 2008-05-26 Jan Hubicka <jh@suse.cz>
16206 * predict.c (maybe_hot_frequency_p): Break out of...
16207 (maybe_hot_bb_p): ... here.
16208 (maybe_hot_edge_p): New.
16209 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16210 * basic-block.h (maybe_hot_edge_p): Declare.
16212 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16214 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16215 (*cmpfp_<mode>_cc): Ditto.
16216 (*fp_jcc_8<mode>_387): Ditto.
16217 (*fop_<MODEF:mode>_2_i387): Ditto.
16218 (*fop_<MODEF:mode>_3_i387): Ditto.
16219 (*fop_xf_2_i387): Ditto.
16220 (*fop_xf_3_i387): Ditto.
16222 2008-06-02 Tomas Bily <tbily@suse.cz>
16224 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16226 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16228 * config/mips/mips.c (mips_valid_offset_p): New function.
16229 (mips_valid_lo_sum_p): Likewise.
16230 (mips_classify_address): Use them.
16231 (mips_force_address): New function.
16232 (mips_legitimize_address): Use it.
16233 * config/mips/mips.md (MOVE128): New mode iterator.
16234 (movtf): Require TARGET_64BIT. Remove empty strings.
16235 (*movtf_internal): Rename to...
16236 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16237 of "R" and use {,fp}{load,store} attributes instead of "multi".
16238 Use a separate define_split.
16239 (*movtf_mips16): New pattern.
16241 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16243 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16244 * config/mips/mips.c (mips_expand_before_return): New function.
16245 (mips_expand_epilogue): Call it.
16246 * config/mips/mips.md (return): Turn into a define_expand.
16247 (*return): New insn.
16249 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16251 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16252 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16253 functions. Do not emit uses and clobbers of CONCATs; individually
16254 use and clobber their operands.
16255 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16256 gen_clobber, emit_use and gen_use.
16257 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16258 (expand_builtin_return): Likewise.
16259 * cfgbuild.c (count_basic_blocks): Likewise.
16260 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16261 * explow.c (emit_stack_restore): Likewise.
16262 * expmed.c (extract_bit_field_1): Likewise.
16263 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16264 (emit_move_multi_word, store_constructor): Likewise.
16265 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16266 (thread_prologue_and_epilogue_insns): Likewise.
16267 * lower-subreg.c (resolve_simple_move): Likewise.
16268 * optabs.c (widen_operand, expand_binop): Likewise.
16269 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16270 * reload.c (find_reloads): Likewise.
16271 * reload1.c (eliminate_regs_in_insn): Likewise.
16272 * stmt.c (expand_nl_goto_receiver): Likewise.
16273 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16274 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16275 * config/arm/arm.c (arm_load_pic_register): Likewise.
16276 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16277 * config/arm/arm.md (untyped_return): Likewise.
16278 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16279 * config/avr/avr.c (expand_prologue): Likewise.
16280 * config/bfin/bfin.c (do_unlink): Likewise.
16281 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16282 * config/cris/cris.c (cris_expand_prologue): Likewise.
16283 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16284 (machopic_legitimize_pic_address): Likewise.
16285 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16286 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16287 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16288 (ix86_expand_convert_uns_didf_sse): Likewise.
16289 (ix86_expand_vector_init_general): Likewise.
16290 * config/ia64/ia64.md (eh_epilogue): Likewise.
16291 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16292 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16293 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16294 (config/iq2000/iq2000.c): Likewise.
16295 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16296 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16297 (builtin_longjmp): Likewise.
16298 * config/mn10300/mn10300.md (call, call_value): Likewise.
16299 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16300 * config/pdp11/pdp11.md (abshi2): Likewise.
16301 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16302 * config/s390/s390.c (s390_emit_prologue): Likewise.
16303 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16304 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16305 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16306 * config/sh/sh.c (prepare_move_operands): Likewise.
16307 (output_stack_adjust, sh_expand_epilogue): Likewise.
16308 (sh_set_return_address, sh_expand_t_scc): Likewise.
16309 * config/sparc/sparc.c (load_pic_register): Likewise.
16310 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16311 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16312 * config/v850/v850.c (expand_epilogue): Likewise.
16314 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16316 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16317 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16318 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16319 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16320 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16321 stack pointer register.
16322 (output_movhi): Remove code for interrupt specific writing to the
16323 stack pointer register.
16325 2008-05-31 Richard Guenther <rguenther@suse.de>
16327 PR tree-optimization/34244
16328 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16329 (tree_expr_nonzero_warnv_p): Likewise.
16330 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16331 ssa_name_nonnegative_p.
16332 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16333 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16334 not tree_expr_nonzero_warnv_p.
16336 PR tree-optimization/36262
16338 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16340 PR tree-optimization/34244
16341 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16342 (record_numbers_of_iterations): New function.
16343 (execute_vrp): Cache the numbers of iterations of loops.
16344 * tree-scalar-evolution.c (scev_reset_except_niters):
16346 (scev_reset): Use scev_reset_except_niters.
16347 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16349 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16351 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16352 __WORKAROUND_RETS when appropriate.
16354 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16356 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16357 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16359 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16360 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16361 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16362 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16363 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16364 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16365 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16366 *fop_df_1_sse insn patterns using MODEF mode iterator.
16367 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16368 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16369 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16370 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16371 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16372 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16373 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16374 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16375 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16376 (*fop_xf_5_i387): Ditto.
16377 (*fop_xf_6_i387): Ditto.
16379 2008-05-30 Richard Guenther <rguenther@suse.de>
16381 * builtins.c (build_string_literal): Avoid generating
16382 a non-gimple_val result.
16384 2008-05-30 DJ Delorie <dj@redhat.com>
16386 * exec-tool.in: Use an environment variable (private) instead of a
16387 file (shared) as a semaphore, so as to not break parallel builds.
16389 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16391 * optabs.c (maybe_encapsulate_block): Remove.
16392 (emit_libcall_block): Adjust accordingly.
16393 * optabs.h (maybe_encapsulate_block): Remove prototype.
16395 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16396 Don't use maybe_encapsulate_block.
16398 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16400 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16401 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16402 rtx is a SYMBOL_REF before calling get_pool_constant.
16404 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16406 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16408 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16410 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16411 rather than OS names to choose INO_T_EQ definition.
16412 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16413 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16415 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16418 * config/darwin-f.c: New.
16419 * config/t-darwin: Added rule to build darwin-f.o.
16420 * config.gcc: Defined new variable, fortran_target_objs.
16421 (*-*-darwin*): Set fortran_target_objs.
16422 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16423 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16424 * configure: Regenerated.
16426 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16429 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16430 canonical type if needed.
16432 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16434 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16436 2008-05-29 Richard Guenther <rguenther@suse.de>
16438 PR tree-optimization/36343
16439 PR tree-optimization/36346
16440 PR tree-optimization/36347
16441 * tree-flow.h (clobber_what_p_points_to): Declare.
16442 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16443 pointed-to variable is dereferenced is irrelevant to whether
16444 the pointer can access the pointed-to variable.
16445 (clobber_what_p_points_to): New function.
16446 * tree-ssa-alias.c (set_initial_properties): Use it.
16447 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16448 call clobber check for NMTs.
16450 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16452 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16453 for printing gcov_type.
16455 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16457 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16458 and the eh region information.
16459 * value-prof.c (gimple_move_stmt_histograms): New function.
16460 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16462 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16464 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16466 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16468 * value-prof.c (tree_ic_transform): Print counts.
16469 * tree-profile.c (tree_gen_ic_func_profiler):
16470 Clear __gcov_indreict_call_callee variable to avoid misattribution
16473 2008-05-28 Rafael Espíndola <espindola@google.com>
16475 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16478 2008-05-28 Richard Guenther <rguenther@suse.de>
16480 PR tree-optimization/36339
16481 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16482 and clobbering code out of the loop.
16484 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16486 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16489 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16490 s390_contiguous_bitmask_p, s390_symref_operand_p,
16491 s390_check_symref_alignment, s390_reload_larl_operand,
16492 s390_reload_symref_address): New functions.
16493 (s390_branch_condition_mnemonic): Support compare and branch
16495 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16496 and 'W' constraints.
16497 (s390_secondary_reload): Add secondary reloads for unaligned
16498 symbol refs or symbol refs to floating point or QI/TI mode
16500 (legitimate_address_p): Accept symbol references as addresses.
16501 (s390_expand_insv): Use rotate and insert selected bits
16502 instruction for insv when building for z10.
16503 (print_operand_address): Handle symbol ref addresses.
16504 (print_operand): Output modifier 'c' added for signed byte values.
16505 (s390_encode_section_info): Mark symbol refs with
16506 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16508 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16509 (length attribute): RRF, RRR have 4 byte length.
16510 (FPALL, INTALL): New mode iterators added.
16511 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16512 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16513 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16514 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16515 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16516 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16517 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16518 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16520 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16521 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16522 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16523 reload<INTALL:mode><P:mode>_toreg_z10,
16524 reload<FPALL:mode><P:mode>_tomem_z10,
16525 reload<FPALL:mode><P:mode>_toreg_z10,
16526 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16527 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16528 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16529 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16531 (movmem, clrmem, cmpmem): New splitters added.
16533 * config/s390/predicates.md (larl_operand): Use
16534 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16535 SYMBOL_REF_ALIGN1_P.
16536 (s390_signed_integer_comparison,
16537 s390_unsigned_integer_comparison): New predicates.
16539 * config/s390/s390-protos.h (s390_check_symref_alignment,
16540 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16541 s390_reload_symref_address,
16542 s390_compare_and_branch_condition_mask): Prototypes added.
16544 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16545 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16546 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16548 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16550 * config/s390/s390.c (z10_cost): New cost function for z10.
16551 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16552 (s390_issue_rate): Adjust issue rate for z10.
16553 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16554 (processor_flags): Add PF_Z10.
16555 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16556 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16557 * gcc/config.gcc: Add z10.
16559 2008-05-28 Richard Guenther <rguenther@suse.de>
16561 PR tree-optimization/36291
16562 * tree-flow. h (struct gimple_df): Remove var_anns member.
16563 * tree-flow-inline.h (gimple_var_anns): Remove.
16564 (var_ann): Simplify.
16565 * tree-dfa.c (create_var_ann): Simplify.
16566 (remove_referenced_var): Clear alias info from var_anns of globals.
16567 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16568 (delete_tree_ssa): Clear alias info from var_anns of globals.
16569 Do not free var_anns.
16570 (var_ann_eq): Remove.
16571 (var_ann_hash): Likewise.
16573 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16575 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16576 and loongson2f entries.
16577 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16578 * config/mips/mips.h (processor_type): Add Loongson-2E
16579 and Loongson-2F entries.
16580 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16581 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16582 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16583 * doc/invoke.texi (MIPS Options): Document loongson2e
16584 and loongson2f processor names.
16586 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16590 * config/i386/i386.c (ix86_function_arg_boundary): Use
16591 alignment of canonical type.
16592 (ix86_expand_vector_move): Check unaligned memory access for
16595 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16597 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16598 Moved to the front of file.
16600 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16601 H.J. Lu <hongjiu.lu@intel.com>
16603 * dwarf2out.c (current_fde): New.
16605 (lookup_cfa:): Likewise.
16606 (dwarf2out_end_epilogue): Likewise.
16607 (dwarf2out_note_section_used): Likewise.
16609 2008-05-27 Michael Matz <matz@suse.de>
16612 * c.opt (Wenum-compare): New warning option.
16613 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16615 2008-05-27 Michael Matz <matz@suse.de>
16617 PR middle-end/36326
16618 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16620 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16621 into memory as tail calls.
16623 2008-05-27 Richard Guenther <rguenther@suse.de>
16625 PR tree-optimization/36339
16626 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16627 pointers cause all addressable variables to be call clobbered.
16629 2008-05-27 Richard Guenther <rguenther@suse.de>
16631 PR tree-optimization/36245
16632 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16634 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16636 * config/s390/s390.md: Replace all occurences of the 'm'
16637 constraint with 'RT'.
16639 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16641 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16643 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16645 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16646 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16647 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16649 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16651 * reload.c: (find_reloads): Skip alternatives according to the
16652 "enabled" attribute. Constify the constraint variable.
16653 * recog.c (get_attr_enabled): Add default implementation.
16654 (extract_insn): Set the alternative_enabled_p array
16655 in the recog_data struct.
16656 (preprocess_constraints, constrain_operands): Skip
16657 alternatives according to the "enabled" attribute
16658 * recog.h (struct recog_data): New field alternative_enabled_p.
16659 (skip_alternative): New inline function.
16660 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16661 (record_reg_classes): Skip alternative according to the
16662 "enabled" attribute.
16664 * doc/md.texi: Add documention for the "enabled" attribute.
16666 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16668 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16669 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16670 constraint with TARGET_MEM_CONSTRAINT.
16671 * recog.c (asm_operand_ok, preprocess_constraints,
16672 constrain_operands): Likewise.
16673 * regclass.c (record_reg_classes): Likewise.
16674 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16675 * reload1.c (maybe_fix_stack_asms): Likewise.
16676 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16677 * recog.h: Adjust comment.
16678 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16679 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16680 * doc/md.texi: Add a note to description of 'm' constraint.
16681 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16683 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16685 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16686 that the bitfield is of integral type before testing its precision.
16688 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16689 Sa Liu <saliu@de.ibm.com>
16691 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16692 __modti3, __udivti3, __umodti3 and __udivmodti4.
16693 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16694 that implement TImode mul and div functions.
16695 * config/spu/multi3.c: New. Implement __multi3.
16696 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16697 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16700 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16702 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16703 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16704 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16705 tls_sysv_suffix): New mode and mode attribute iterators.
16706 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16707 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16708 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16709 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16710 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16713 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16715 PR tree-optimization/36329
16716 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16717 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16718 * cgraphbuild.c (initialize_inline_failed): Use the latter
16719 macro in lieu of the former.
16720 * ipa-inline.c (cgraph_mark_inline): Likewise.
16721 (cgraph_decide_inlining_of_small_function): Likewise.
16722 (cgraph_decide_inlining): Likewise.
16723 (cgraph_decide_inlining_incrementally): Likewise.
16725 2008-05-26 Tristan Gingold <gingold@adacore.com>
16726 Anatoly Sokolov <aesok@post.ru>
16728 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16729 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16730 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16731 optimization for 'avr6' architecture.
16733 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16736 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16738 2008-05-26 Richard Guenther <rguenther@suse.de>
16740 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16741 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16743 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16745 PR middle-end/36253
16746 * caller-save.c (insert_restore): Verify alignment of spill space.
16747 (insert_save): Likewise.
16748 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16749 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16750 (STACK_SLOT_ALIGNMENT): Likewise.
16751 * function.c (LOCAL_ALIGNMENT): Removed.
16752 (get_stack_local_alignment): New.
16753 (assign_stack_local): Use it. Set alignment on stack slot.
16754 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16755 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16756 (STACK_SLOT_ALIGNMENT): New.
16757 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16758 stack slot in XFmode.
16760 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16762 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16765 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16766 argument operand in rax isn't removed.
16768 2008-05-26 Richard Guenther <rguenther@suse.de>
16770 PR middle-end/36300
16771 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16772 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16774 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16777 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16779 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16781 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16782 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16784 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16786 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16787 build a trampoline if we don't want one.
16788 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16789 return zero for nested functions if we don't want a trampoline.
16791 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16793 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16795 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16798 * c.opt: Removed undocumented option '-lang-fortran'.
16799 * c-common.h: Removed global variable 'lang_fortran'.
16800 * c-opts.c (c_common_handle_option): Removed code to handle
16801 option '-lang-fortran'. Updated includes.
16802 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16803 definition of '__GFORTRAN__'.
16804 (define__GNUC__): Reimplemented to use BASEVER and
16805 cpp_define_formatted.
16806 (builtin_define_with_value_n): Removed.
16807 * c-incpath.h: Renamed to ...
16808 * incpath.h: ... this.
16809 * c-incpath.c: Renamed to ...
16810 * incpath.c: ... this. Updated includes.
16811 * fix-header.c: Updated includes.
16812 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16813 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16814 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16816 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16818 * tree.h: Update the table of flags used on tree nodes.
16819 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16820 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16821 (FORCED_LABEL): Add access check.
16822 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16823 (ASM_INPUT_P): Likewise.
16824 (ASM_VOLATILE_P): Likewise.
16825 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16826 (OMP_SECTION_LAST): Access private_flag directly.
16827 (OMP_RETURN_NOWAIT): Likewise.
16828 (OMP_PARALLEL_COMBINED): Likewise.
16829 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16830 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16831 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16832 deprecated_flag directly.
16834 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16836 * final.c (frame_pointer_needed): Removed.
16837 * flags.h (frame_pointer_needed): Likewise.
16839 * function.h (rtl_data): Add frame_pointer_needed.
16840 (frame_pointer_needed): New.
16842 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16844 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16846 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16848 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16851 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16853 * c-common.c (strip_array_types): Move function to..
16855 (get_inner_array_type): Delete.
16856 * c-common.h (strip_array_types): Move declaration to..
16858 (get_inner_array_type): Delete.
16859 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16860 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16861 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16862 * config/pa/pa.c (emit_move_sequence): Likewise.
16864 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16866 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16869 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16871 * function.c: Include target hook for nonlocal_goto frame value.
16873 2008-05-24 Richard Guenther <rguenther@suse.de>
16875 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16876 variable can be only accessed through a pointer or a union.
16878 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16880 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16881 * doc/extend.texi: Likewise.
16883 2008-05-23 DJ Delorie <dj@redhat.com>
16885 * config/m32c/jump.md (untyped_call): Add.
16887 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16888 for A24 to PSImode.
16889 (m32c_address_cost): Detail costs for indirect offsets.
16891 2008-05-23 Rafael Espíndola <espindola@google.com>
16893 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16894 if a node is a SUBREG.
16895 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16898 2008-05-23 Paul Brook <paul@codesourcery.com>
16899 Carlos O'Donell <carlos@codesourcery.com>
16901 * doc/extend.texi: Clarify use of __attribute__((naked)).
16902 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16903 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16904 * function.c (use_register_for_decl): Use
16905 targetm.calls.allocate_stack_slots_for_args.
16906 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16907 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16908 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16910 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16912 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16914 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16916 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16917 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16918 is only rounded once.
16920 2008-05-23 Richard Guenther <rguenther@suse.de>
16922 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16924 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16925 Jakub Jelinek <jakub@redhat.com>
16928 * configure.ac: Handle --enable-cld.
16929 * configure: Regenerated.
16930 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16931 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16932 (ix86_current_function_needs_cld): New define.
16933 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16934 (cld): New isns pattern.
16935 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16936 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16937 * config/i386/i386.opt (mcld): New option.
16938 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16939 TARGET_CLD and ix86_current_function_needs_cld.
16940 (override_options): Use -mcld by default for 32-bit code if
16943 * doc/install.texi (Options specification): Document --enable-cld.
16944 * doc/invoke.texi (Machine Dependent Options)
16945 [i386 and x86-64 Options]: Add -mcld option.
16946 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16948 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16949 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16950 (return_in_memory_64): Likewise.
16951 (return_in_memory_ms_64): Likewise.
16953 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16955 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16956 * builtins.c (fold_builtin_fpclassify): New.
16957 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16958 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16959 * c-common.c (handle_type_generic_attribute): Adjust to accept
16960 fixed arguments before an elipsis.
16961 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16962 * doc/extend.texi: Document __builtin_fpclassify.
16964 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16966 * omp-low.c (gate_expand_omp_ssa): Remove.
16967 (pass_expand_omp_ssa): Remove.
16968 (gate_expand_omp): Do not check for flag_openmp_ssa.
16969 * common.opt (-fopenmp-ssa): Remove.
16970 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16972 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16974 * config/sh/sh.opt (mfixed-range): New option.
16975 * config/sh/sh-protos.h (sh_fix_range): Declare.
16976 * config/sh/sh.c (sh_fix_range): New function.
16977 * config/sh/sh.h (sh_fixed_range_str): Declare.
16978 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16980 * doc/invoke.texi (SH Options): Document -mfixed-range.
16982 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16984 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16985 it before the redeclaration.
16987 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16989 * config/avr/avr.c (get_sequence_length): Add new function.
16990 (expand_prologue, expand_epilogue): Remove duplicate code.
16992 2008-05-22 Rafael Espíndola <espindola@google.com>
16994 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16997 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16999 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17000 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17002 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17003 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17004 (vect_update_misalignment_for_peel): Likewise.
17005 (vector_alignment_reachable_p): Likewise.
17006 * tree-vect-transform.c (vectorizable_load): Likewise.
17007 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17008 (get_vectype_for_scalar_type): Pass mode of scalar_type
17009 to UNITS_PER_SIMD_WORD.
17011 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17012 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17013 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17014 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17015 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17017 2008-05-22 Ira Rosen <irar@il.ibm.com>
17019 PR tree-optimization/36293
17020 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17021 if the first load must be skipped because of a gap.
17023 2008-05-22 Richard Guenther <rguenther@suse.de>
17025 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17026 more cases of offset disambiguation that is possible if
17027 strict-aliasing rules apply.
17028 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17029 for basic offset and type-based disambiguation.
17031 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17033 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17034 ix86_expand_vector_set on V16QImode for SSE4.1.
17036 2008-05-21 Tom Tromey <tromey@redhat.com>
17038 * c.opt (Wimport): Mark as undocumented.
17039 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17041 (Warning Options): Likewise.
17042 * doc/cppopts.texi: Don't mention -Wimport.
17044 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17046 PR tree-optimization/36287
17047 PR tree-optimization/36286
17048 * lambda-code.c (build_access_matrix): Do not use the loop->num
17049 for computing the number of induction variables: use the loop depth
17052 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17055 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17056 option -f(no-)leading-underscore.
17058 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17060 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17061 GET_MODE_NUNITS (mode).
17063 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17065 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17066 (-mmulhw): Add 464 to description.
17067 (-mdlmzb): Likewise.
17068 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17069 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17071 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17072 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17073 * config/rs6000/rs6000.md: Update comments for 464.
17075 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17077 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17079 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17081 * config/i386/sse.md (vec_extractv4sf): Removed.
17082 (vec_extractv2df): Likewise.
17083 (vec_extractv2di): Likewise.
17084 (vec_extractv4si): Likewise.
17085 (vec_extractv8hi): Likewise.
17086 (vec_extractv16qi): Likewise.
17087 (vec_extract<mode>): New.
17089 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17091 * config/i386/sse.md (vec_setv4sf): Removed.
17092 (vec_setv2df): Likewise.
17093 (vec_setv2di): Likewise.
17094 (vec_setv4si): Likewise.
17095 (vec_setv8hi): Likewise.
17096 (vec_setv16qi): Likewise.
17097 (vec_set<mode>): New.
17099 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17101 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17102 goto for vec_concat and vec_interleave.
17104 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17106 * config/i386/sse.md (vec_initv4sf): Removed.
17107 (vec_initv2df): Likewise.
17108 (vec_initv2di): Likewise.
17109 (vec_initv4si): Likewise.
17110 (vec_initv8hi): Likewise.
17111 (vec_initv16qi): Likewise.
17112 (vec_init<mode>): New.
17114 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17116 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17118 2008-05-21 Tom Tromey <tromey@redhat.com>
17120 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17121 (zone_find_object_offset): Likewise.
17122 (gt_ggc_m_S): Likewise.
17123 (highest_bit): Likewise.
17124 * ggc-page.c (gt_ggc_m_S): New function.
17125 * stringpool.c (string_stack): Remove.
17126 (init_stringpool): Update.
17127 (ggc_alloc_string): Use ggc_alloc.
17128 (maybe_delete_ident): New function.
17129 (ggc_purge_stringpool): Likewise.
17130 (gt_ggc_m_S): Remove.
17131 * ggc-common.c (ggc_protect_identifiers): New global.
17132 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17133 ggc_protect_identifiers.
17134 * ggc.h (ggc_protect_identifiers): Declare.
17135 (gt_ggc_m_S): Update.
17136 (ggc_purge_stringpool): Declare.
17137 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17138 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17140 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17142 2008-05-21 David S. Miller <davem@davemloft.net>
17144 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17147 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17149 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17152 2008-05-20 David Daney <ddaney@avtrex.com>
17154 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17155 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17156 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17157 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17158 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17159 (atomic_hiqi_op): New define_code_iterator.
17160 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17161 mips_expand_compare_and_swap_12.
17162 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17163 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17164 (sync_<optab><mode>, sync_old_<optab><mode>,
17165 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17166 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17167 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17168 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17169 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17170 (test_and_set_12): New insn.
17171 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17172 sync_new_<optab><mode>, sync_old_nand<mode>,
17173 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17174 clobber to operand 0 for SI and DI mode insns.
17175 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17176 mips_gen_fn_4): New typedefs.
17177 (mips_gen_fn_ptrs): Define new union type.
17178 (mips_expand_compare_and_swap_12): Remove declaration.
17179 (mips_expand_atomic_qihi): Declare function.
17180 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17181 (mips_expand_atomic_qihi): ... this. Use new generator function
17183 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17184 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17185 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17186 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17187 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17188 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17189 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17190 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17191 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17192 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17195 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17197 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17200 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17202 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17203 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17204 (avr_attribute_table): Add 'OS_main' function attribute.
17205 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17206 functions with 'OS_main' attribute.
17208 2008-05-20 Richard Guenther <rguenther@suse.de>
17210 PR tree-optimization/35204
17211 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17212 helper, split out from ...
17213 (DFS): ... here. Make the DFS walk non-recursive.
17215 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17216 Jan Sjodin <jan.sjodin@amd.com>
17218 PR tree-optimization/36181
17219 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17220 (parallelize_loops): Don't parallelize when the loop has vector
17223 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17224 Sebastian Pop <sebastian.pop@amd.com>
17226 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17227 matrix, and never look at the tree representation of the memory
17229 (linear_transform_loops): Computes parameters and access matrices.
17230 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17232 (access_matrix_get_index_for_parameter): New.
17233 * tree-data-ref.h (struct access_matrix): New.
17234 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17235 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17236 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17237 am_vector_index_for_loop): New.
17238 (struct data_reference): Add field access_matrix.
17239 (DR_ACCESS_MATRIX): New.
17240 (compute_data_dependences_for_loop): Update declaration.
17241 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17242 * lambda.h (lambda_vector_vec_p): Declared.
17243 * lambda-code.c: Depend on pointer-set.h.
17244 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17245 av_for_af_base, av_for_af, build_access_matrix,
17246 lambda_compute_access_matrices): New.
17247 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17249 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17251 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17252 $SOURCEDIR/include.
17254 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17255 Sebastian Pop <sebastian.pop@amd.com>
17257 PR tree-optimization/36206
17258 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17260 (instantiate_scev_1): Rename flags to fold_conversions.
17261 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17262 outeside instantiation_loop.
17263 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17264 (evolution_function_is_affine_or_constant_p): Removed.
17265 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17267 (analyze_siv_subscript): Pass in the loop nest number.
17268 Call evolution_function_is_affine_in_loop instead of
17269 evolution_function_is_affine_p.
17270 (analyze_overlapping_iterations): Pass in the loop nest number.
17272 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17273 Sebastian Pop <sebastian.pop@amd.com>
17275 PR tree-optimization/36206
17276 * tree-chrec.h (chrec_fold_op): New.
17277 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17280 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17282 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17284 (remove_duplicates): Do not set inode on non-inode systems.
17287 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17289 * config.gcc (tm_file): Update comments about relative pathnames.
17291 2008-05-20 Richard Guenther <rguenther@suse.de>
17293 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17294 * tree-ssa-sccvn.c (process_scc): Likewise.
17295 * tree-ssa-sink.c (execute_sink_code): Likewise.
17296 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17297 * tree-vrp.c (process_assert_insertions): Likewise.
17298 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17299 (perform_tree_ssa_dce): Likewise.
17300 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17301 (dump_dominator_optimization_stats): Likewise.
17302 * tree-vectorizer.c (vectorize_loops): Likewise.
17304 2008-05-20 Richard Guenther <rguenther@suse.de>
17306 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17308 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17310 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17311 (ix86_i386elf_return_in_memory): Likewise.
17312 (ix86_i386interix_return_in_memory): Likewise.
17313 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17314 (SUBTARGET_RETURN_IN_MEMORY): New.
17315 * config/i386/i386elf.h: Likewise.
17316 * config/i386/ptx4-i.h: Likewise.
17317 * config/i386/sol2-10.h: Likewise.
17318 * config/i386/sysv4.h: Likewise.
17319 * config/i386/vx-common.h: Likewise.
17320 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17321 * config/i386/i386.c (ix86_return_in_memory): Made static and
17322 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17323 (ix86_i386elf_return_in_memory): Removed.
17324 (ix86_i386interix_return_in_memory): Removed.
17325 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17326 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17328 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17330 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17332 2008-05-19 Xinliang David Li <davidxl@google.com>
17334 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17336 * common.opt: Ditto.
17337 * doc/invoke.texi: Ditto.
17339 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17341 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17342 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17344 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17346 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17347 sizes of operand array from 8/4 to 4/2.
17348 (ix86_expand_vector_init_general): Change size of operand array
17349 from 32 to 16. Remove op0, op1 and half_mode.
17351 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17353 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17354 (ix86_expand_vector_init_interleave): Likewise.
17355 (ix86_expand_vector_init_general): Use them. Assert
17356 word_mode == SImode when n_words == 4.
17358 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17360 * config/i386/i386.c (ix86_secondary_reload): New static function.
17361 (TARGET_SECONDARY_RELOAD): New define.
17362 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17363 * config/i386/i386.md (reload_outqi): Remove.
17365 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17367 PR middle-end/35509
17368 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17369 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17370 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17371 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17372 (fold_builtin_1): Likewise.
17373 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17374 c-common.c (check_builtin_function_arguments): Handle
17375 BUILT_IN_ISINF_SIGN.
17376 * doc/extend.texi: Document __builtin_isinf_sign.
17377 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17379 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17381 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17382 EH cleanup at the end of the pass, search for those that have been
17383 turned into forwarder blocks and do the cleanup on their successor.
17385 2008-05-18 Richard Guenther <rguenther@suse.de>
17387 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17388 pointers to sizetype and vice versa.
17390 2008-05-18 Xinliang David Li <davidxl@google.com>
17392 * gcc/tree-ssa-dce.c: Coding style fix.
17393 (check_pow): Documentation comment.
17394 (check_log): Documenation comment. Coding style fix.
17395 (is_unnecessary_except_errno_call): Ditto.
17396 (gen_conditions_for_pow): Ditto.
17397 (gen_conditions_for_log): Ditto.
17398 (gen_shrink_wrap_conditions): Ditto.
17399 (shrink_wrap_one_built_in_calls): Ditto.
17400 * gcc/doc/invoke.texi: Better documentation string.
17401 * ChangeLog: Fix wrong change log entries from
17402 May 17 checkin on function call DCE.
17404 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17406 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17408 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17410 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17411 * df-problems.c (simulation routines): Fixed block comment to
17412 properly say how to add forwards scanning functions.
17414 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17416 * tree-inline.c (setup_one_parameter): Remove dead code.
17418 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17420 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17421 a BIT_AND_EXPR only for an INTEGER_TYPE.
17423 2008-05-17 Xinliang David Li <davidxl@google.com>
17425 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17426 (check_pow, check_log, is_unnecessary_except_errno_call): New
17427 functions to check for eliminating math functions that are pure
17428 except for setting errno.
17429 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17430 general condition expressions for shrink-wrapping pow/log calls.
17431 (gen_shrink_wrap_conditions): Ditto.
17432 (shrink_wrap_one_built_in_call): Ditto.
17433 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17434 (mark_operand_necessary): If debugging, output if OP is necessary.
17435 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17437 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17439 * gcc/common.opt: New user flag -ftree-builtin-dce.
17440 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17442 2008-05-16 David S. Miller <davem@davemloft.net>
17444 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17445 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17447 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17450 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17452 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17454 * ifcvt.c (dead_or_predicable): Rename
17455 df_simulate_one_insn_backwards to df_simulate_one_insn.
17456 * recog.c (peephole2_optimize): Ditto.
17457 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17459 * df.h: Rename df_simulate_one_insn_backwards to
17460 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17461 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17462 scanning of defs and uses.
17463 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17464 (df_simulate_one_insn_forwards): Removed.
17466 2008-05-16 Doug Kwan <dougkwan@google.com>
17468 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17470 (real_from_string): Handle NaNs and Inf as approriate.
17472 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17474 * doc/gty.texi (Source Files Containing Type Information): Note
17475 that headers should appear first in the gtfiles list.
17477 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17479 * tree.def (COND_EXEC): Properly documented this code.
17481 2008-05-16 Diego Novillo <dnovillo@google.com>
17483 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17484 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17487 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17489 * tree-ssa-dse (max_stmt_uid): Removed.
17490 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17491 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17492 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17493 * function.h (cfun.last_stmt_uid): New field.
17494 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17495 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17497 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17498 (create_stmt_ann): Initialize the ann->uid field.
17499 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17501 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17503 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17505 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17506 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17507 (init_empty_tree_cfg): Call it.
17509 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17511 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17514 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17516 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17517 * tree-dump.c (dump_options): New verbose option.
17518 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17520 * tree-pass.h (TDF_VERBOSE): New dump flag.
17521 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17522 (tree-flow.h): Added include.
17523 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17525 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17527 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17529 From Jie Zhang <jie.zhang@analog.com>
17530 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17531 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17532 mcpu=bf561-none and mcpu=bf561-0.2.
17533 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17534 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17535 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17536 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17537 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17538 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17539 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17541 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17542 (cputype_selected): Remove.
17543 (bfin_handle_option): Don't use cputype_selected.
17544 (override_options): When no mcpu option, enable all workarounds.
17545 Don't use bfin_workarounds.
17546 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17548 (DEFAULT_CPU_TYPE): Don't define.
17550 2008-05-16 Richard Guenther <rguenther@suse.de>
17552 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17553 on deletion of the last stmt.
17555 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17557 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17558 V8HImode for SSE2 and V16QImode for SSE4.1.
17560 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17562 * cgraph.h (compute_inline_parameters): Made public.
17563 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17564 variable_generate_summary, function_write_summary,
17565 variable_write_summary, variable_read_summary. Added generate_summary,
17566 write_summary, read_summary.
17567 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17568 pass_ipa_inline.function_generate_summary, to
17569 compute_inline_parameters.
17570 * ipa-inline.c (compute_inline_parameters): Made public and added
17572 (compute_inline_parameters_for_current): New function.
17573 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17574 (inline_generate_summary): Removed parameter and made to loop over
17576 (pass_ipa_inline): Updated for new IPA_PASS structure.
17577 * passes.c (execute_ipa_summary_passes): Now is called once per
17578 pass rather than once per node*pass.
17580 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17582 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17583 avr_have_mul_p, avr_asm_only_p): Remove variables.
17584 (avr_override_options): Remove initialization of removed variables.
17585 (avr_file_start): Convert removed variables to fields of
17586 'struct base_arch_s *avr_current_arch'.
17587 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17588 (AVR_HAVE_MUL): (Ditto.).
17589 (AVR_HAVE_MOVW): (Ditto.).
17590 (AVR_HAVE_LPMX): (Ditto.).
17591 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17592 avr_asm_only_p): Remove declaration.
17594 2008-05-15 Diego Novillo <dnovillo@google.com>
17596 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17597 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17599 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17601 PR middle-end/36194
17602 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17603 Don't call record_truncated_value from here.
17604 (record_truncated_value): Turn it into a for_each_rtx callback.
17605 (record_truncated_values): New function.
17606 (combine_instructions): Call note_uses with record_truncated_values.
17607 Change name of check_conversion to check_promoted_subreg.
17609 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17611 * doc/sourcebuild.texi: Document support for torture tests.
17613 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17615 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17616 to alternative 4 of operand 2.
17618 2008-05-15 Richard Guenther <rguenther@suse.de>
17620 * tree-pass.h (current_pass): Declare.
17621 (get_pass_for_id): Likewise.
17622 * passes.c (passes_by_id, passes_by_id_size): New globals.
17623 (set_pass_for_id): New function.
17624 (get_pass_for_id): Likewise.
17625 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17626 (execute_function_todo): Flush per function statistics.
17627 * toplev.c (compile_file): Init statistics.
17628 (general_init): Do early statistics initialization.
17629 (finalize): Finish statistics.
17630 * statistics.h (statistics_early_init): Declare.
17631 (statistics_init): Likewise.
17632 (statistics_fini): Likewise.
17633 (statistics_fini_pass): Likewise.
17634 (statistics_counter_event): Likewise.
17635 (statistics_histogram_event): Likewise.
17636 * statistics.c: New file.
17637 * Makefile.in (OBJS-common): Add statistics.o.
17638 (statistics.o): Add dependencies.
17639 * doc/invoke.texi (-fdump-statistics): Document.
17641 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17642 (insert): Likewise.
17643 (execute_pre): Use statistics_counter_event.
17644 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17645 (substitute_and_fold): Increment it. Use statistics_counter_event.
17647 2008-05-15 Diego Novillo <dnovillo@google.com>
17649 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17651 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17652 * tree-ssa-alias.c (new_type_alias): Remove references to
17653 sub-variables from comment.
17654 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17656 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17658 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17659 attribute to 1 only for insertps alternative.
17661 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17663 * config/bfin/bfin.md (loadbytes): New pattern.
17664 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17665 (bfin_init_builtins): Initialize it.
17666 (bdesc_1arg): Add it.
17668 2008-05-15 Sa Liu <saliu@de.ibm.com>
17670 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17671 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17672 * testsuite/lib/target-supports.exp: Add
17673 check_effective_target_fortran_integer_16.
17675 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17677 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17678 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17679 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17680 (TARGET_RETURN_IN_MEMORY): Define.
17682 2008-05-15 Richard Guenther <rguenther@suse.de>
17684 PR middle-end/36244
17685 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17686 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17687 represent unmodifiable vars.
17689 2008-05-15 Richard Guenther <rguenther@suse.de>
17691 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17692 INDIRECT_REF and TARGET_MEM_REF.
17693 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17696 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17697 H.J. Lu <hongjiu.lu@intel.com>
17699 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17700 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17701 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17702 insn alternatives. Add missing alternatives.
17703 (*vec_concatv2di_rex64_sse4_1): Likewise.
17704 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17705 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17706 Require TARGET_SSE.
17708 2008-05-15 Richard Guenther <rguenther@suse.de>
17710 PR tree-optimization/36009
17711 PR tree-optimization/36204
17712 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17713 (determine_invariantness_stmt): Record the loop a store is
17714 always executed in.
17715 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17718 2008-05-15 Richard Guenther <rguenther@suse.de>
17720 PR tree-optimization/34330
17721 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17722 through the pointer will alias the SMT.
17724 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17726 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17728 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17730 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17732 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17733 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17735 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17736 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17737 (vashl_optab): New optab for vector/vector shifts.
17738 (vashr_optab): Ditto.
17739 (vlshr_optab): Ditto.
17740 (vrotl_optab): Ditto.
17741 (vrotr_optab): Ditto.
17742 (optab_subtype): New enum for optab_for_tree_code call.
17743 (optab_for_tree_code): Add enum optab_subtype argument.
17745 * optabs.c (optab_for_tree_code): Take an additional argument to
17746 distinguish between a vector shift by a scalar and vector shift by
17747 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17748 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17749 vector shift by a vector.
17750 (expand_widen_pattern_expr): Pass additional argument to
17751 optab_for_tree_code.
17753 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17754 vrotl_optab, vrotr_optab.
17756 * expr.c (expand_expr_real_1): Update calls to
17757 optab_for_tree_code to distinguish between vector shifted by a
17758 scalar and vector shifted by a vector.
17759 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17760 (supportable_narrowing_operation): Ditto.
17761 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17762 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17763 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17764 (vect_create_epilog_for_reduction): Ditto.
17765 (vectorizable_reduction): Ditto.
17766 (vectorizable_operation): Ditto.
17767 (vect_strided_store_supported): Ditto.
17768 (vect_strided_load_supported): Ditto.
17769 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17770 * expmed.c (expand_shift): Ditto.
17772 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17774 (ashr@var{m}3): Ditto.
17775 (vashl@var{m}3): Document new vector/vector shift standard name.
17776 (vashr@var{m}3): Ditto.
17777 (vlshr@var{m}3): Ditto.
17778 (vrotl@var{m}3): Ditto.
17779 (vrotr@var{m}3): Ditto.
17781 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17782 (PPERM_INVERT): Ditto.
17783 (PPERM_REVERSE): Ditto.
17784 (PPERM_REV_INV): Ditto.
17785 (PPERM_ZERO): Ditto.
17786 (PPERM_ONES): Ditto.
17787 (PPERM_SIGN): Ditto.
17788 (PPERM_INV_SIGN): Ditto.
17789 (PPERM_SRC1): Ditto.
17790 (PPERM_SRC2): Ditto.
17792 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17793 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17794 allows a memory operand to be the value being added, and split it
17795 to improve vectorization.
17796 (sse5_pmacsdqh_mem): Ditto.
17797 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17798 (sse5_mulv2div2di3_high): Ditto.
17799 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17800 (vec_pack_trunc_v4si): Ditto.
17801 (vec_pack_trunc_v2di): Ditto.
17802 (sse5_pcmov_<mode>): Remove code that tried to use use
17803 andps/andnps instead of pcmov.
17804 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17805 pmacsdqh instructions.
17806 (vec_widen_smult_lo_v4si): Ditto.
17808 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17809 (PPERM_INVERT): Ditto.
17810 (PPERM_REVERSE): Ditto.
17811 (PPERM_REV_INV): Ditto.
17812 (PPERM_ZERO): Ditto.
17813 (PPERM_ONES): Ditto.
17814 (PPERM_SIGN): Ditto.
17815 (PPERM_INV_SIGN): Ditto.
17816 (PPERM_SRC1): Ditto.
17817 (PPERM_SRC2): Ditto.
17818 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17820 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17822 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17823 says ignore whether the last reference is a memory operand.
17825 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17826 Paolo Bonzini <bonzini at gnu dot org>
17828 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17831 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17832 (vlshr<mode>3): Rename from vlshr<mode>3.
17833 (vashr<mode>3): Rename from vashr<mode>3.
17834 (mulv4sf3): Change the names of vector shift patterns.
17838 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17841 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17866 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17867 (floatunssidf2_internal): Change vector/vector shift names.
17868 (floatunsdidf2_internal): Ditto.
17875 (vashl<mode>3): Rename from ashl<mode>3.
17876 (vashr<mode>3): Rename from ashr<mode>3.
17877 (vlshr<mode>3): Rename from lshr<mode>3.
17878 (vrotl<mode>3): Rename from rotl<mode>3.
17880 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17883 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17884 multiply gives the wrong value when doing widening multiplies.
17885 (vec_widen_smult_lo_v4si): Ditto.
17887 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17889 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17890 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17891 emit_library_call_value.
17892 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17893 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17894 * calls.c (initialize_argument_information, precompute_arguments,
17895 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17896 (precompute_arguments): Removed flags parameter.
17897 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17899 2008-05-14 Richard Guenther <rguenther@suse.de>
17901 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17902 Make sure to register the store if the use is a PHI_NODE.
17904 2008-05-14 Olivier Hainque <hainque@adacore.com>
17906 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17907 memory if the component is to be referenced in BLKmode according
17908 to get_inner_reference.
17910 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17912 * calls.c (emit_library_call_value_1): Restore code clearing
17913 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17915 2008-05-14 Olivier Hainque <hainque@adacore.com>
17916 Nicolas Roche <roche@adacore.com>
17918 * configure.ac: Add support for a "gcc_subdir" variable in
17919 config-lang.in, to denote a subdirectory where the language/GCC
17920 integration files are to be found.
17921 * configure: Regenerate.
17923 2008-05-14 Ira Rosen <irar@il.ibm.com>
17925 PR tree-optimization/36098
17926 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17927 value for the first load in the group in case of a gap.
17928 (vect_build_slp_tree): Check that there are no gaps in loads.
17930 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17932 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17933 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17934 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17935 emit_insn and remove unneeded code to construct extra args.
17936 (emit_no_conflict_block): Removed.
17937 * optabls.h: (emit_no_conflict_block): Removed.
17938 * cse.c (cse_extended_basic_block): Remove search for
17939 REG_NO_CONFLICT note.
17940 * global.c: Removed incorrect comment added in revision 117.
17941 * expr.c (convert_move): Change call to emit_no_conflict_block to
17943 * recog.c: Change comments so that they do not mention
17945 * local_alloc.c (combine_regs): Removed last parameter.
17946 (no_conflict_p): Removed.
17947 (block_alloc): Removed note, no_conflict_combined_regno and set
17948 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17949 (combine_regs): Removed already_dead and code to look for
17950 REG_NO_CONFLICT notes.
17951 * lower_subreg (remove_retval_note): Removed code to look for
17952 REG_NO_CONFLICT block.
17953 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17954 (resolve_clobber): Remove code to process libcalls that have
17955 REG_NO_CONFLICT notes.
17956 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17958 * combine.c (can_combine_p, distribute_notes): Removed
17959 REG_NO_CONFLICT case.
17960 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17962 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17963 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17965 * reg-notes.def (NO_CONFLICT): Removed.
17967 2008-05-14 David S. Miller <davem@davemloft.net>
17969 * config/sparc/sparc.c (sparc_profile_hook): If
17970 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17971 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17972 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17974 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17976 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17978 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17981 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17982 and op1 expansion before vector concat to have less live pseudos.
17984 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17986 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17987 ix86_expand_vector_set if supported.
17989 2008-05-13 Diego Novillo <dnovillo@google.com>
17990 Kenneth Zadeck <zadeck@naturalbridge.com>
17992 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17994 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17995 phinodes_print_statistics, init_ssanames, fini_ssanames,
17996 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17997 release_ssa_name, release_defs, replace_ssa_name_symbol,
17998 ssanames_print_statistics): Move ...
17999 * tree-flow.h: ... here.
18000 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18001 Use FN instead of cfun.
18002 (make_ssa_name_fn): Rename from make_ssa_name.
18003 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18004 * tree-flow-inline.h (make_ssa_name): Move from
18005 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18006 * omp-low.c (expand_omp_parallel):
18007 * tree-flow-inline.h (redirect_edge_var_map_result):
18008 * tree-ssa.c (init_tree_ssa): Add argument FN.
18009 Use it instead of cfun. Update all users.
18011 2008-05-13 Tom Tromey <tromey@redhat.com>
18013 PR preprocessor/22168:
18014 * doc/cpp.texi (Top): Update menu.
18015 (Alternatives to Wrapper #ifndef): New node.
18016 (Other Directives): Document deprecation.
18017 (Obsolete Features): Remove menu.
18018 (Assertions): Merge node into Obsolete Features.
18019 (Obsolete once-only headers): Move earlier; rename to Alternatives
18020 to Wrapper #ifndef.
18021 * doc/cppopts.texi: Update.
18022 * c.opt (Wdeprecated): Enable for C and ObjC.
18023 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18024 (C++ Dialect Options): Move -Wno-deprecated from here to...
18025 (Warning Options): ... here.
18027 2008-05-13 Richard Guenther <rguenther@suse.de>
18029 PR middle-end/36227
18030 * fold-const.c (fold_sign_changed_comparison): Do not allow
18031 changes in pointer-ness.
18033 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18036 * config/sh/sh.c (sh_expand_prologue): Don't clear
18037 RTX_FRAME_RELATED_P for push insns.
18039 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18041 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18043 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18045 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18046 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18047 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18049 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18051 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18052 (*vec_concatv4sf_sse): This.
18053 (*sse2_concatv2si): Renamed to ...
18054 (*vec_concatv2si_sse2): This.
18055 (*sse1_concatv2si): Renamed to ...
18056 (*vec_concatv2si_sse): This.
18057 (*vec_concatv2di_rex): Renamed to ...
18058 (*vec_concatv2di_rex64): This.
18059 (*vec_concatv2si_sse4_1): New.
18060 (*vec_concatv2di_rex64_sse4_1): Likewise.
18062 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18064 PR rtl-optimization/36111
18065 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18066 that was created for swappable operands.
18068 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18071 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18072 * configure.ac: Add call to ACX_PROG_GNAT.
18074 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18076 * optc-gen.awk: Fix comment typo.
18078 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18080 * pretty-print.c (pp_integer_with_precision): Use
18081 HOST_LONG_LONG_FORMAT.
18083 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18085 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18087 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18089 * config/i386/i386.c (bdesc_ptest): Removed.
18090 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18091 (bdesc_args): Add __builtin_ia32_ptestz128,
18092 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18093 (ix86_init_mmx_sse_builtins): Updated.
18094 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18095 (ix86_expand_builtin): Updated.
18097 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18099 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18100 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18102 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18104 * value-prof.c (interesting_stringop_to_profile): Do not
18105 return early for BUILT_IN_MEMPCPY.
18107 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18109 * calls.c (expand_call): Don't use callgraph to increase
18110 preferred_stack_boundary.
18112 * cgraph.h (cgraph_rtl_info): Use unsigned on
18113 preferred_incoming_stack_boundary.
18115 * final.c (rest_of_clean_state): Use unsigned on
18116 preferred_stack_boundary.
18118 2008-05-09 Tom Tromey <tromey@redhat.com>
18120 PR preprocessor/22231:
18121 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18124 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18126 PR tree-optimization/36129
18127 * tree-ssa-ccp.c: Include value-prof.h.
18128 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18129 built-in function was folded to a constant.
18130 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18132 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18133 Sebastian Pop <sebastian.pop@amd.com>
18135 * tree-scalar-evolution.c: Document instantiate_scev.
18136 (instantiate_parameters_1): Renamed instantiate_scev_1.
18137 Don't use the same loop for instantiation_loop and evolution_loop.
18138 (instantiate_scev): New.
18139 (instantiate_parameters): Moved...
18140 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18141 same loop twice. Maintains the semantics for this function.
18142 * tree-scalar-evolution.h (instantiate_scev): Declare.
18143 (instantiate_parameters): ...here. Now static inline.
18144 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18145 instead of resolve_mixers.
18147 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18149 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18151 2008-05-09 Tomas Bily <tbily@suse.cz>
18153 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18154 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18155 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18156 * c-common.c (c_common_truthvalue_conversion): Likewise.
18157 * tree-object-size.c (compute_object_offset): Likewise.
18158 * tree-inline.c (estimate_num_insns_1): Likewise.
18159 * varasm.c (const_hash_1, compare_constant, copy_constant)
18160 (compute_reloc_for_constant, output_addressed_constants)
18161 (initializer_constant_valid_p): Likewise.
18162 * c-omp.c (check_omp_for_incr_expr): Likewise.
18163 * gimplify.c (gimplify_expr): Likewise.
18164 * c-typeck.c (c_finish_return): Likewise.
18165 * tree-vectorizer.c (supportable_widening_operation)
18166 (supportable_narrowing_operation): Likewise.
18167 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18168 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18169 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18170 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18171 (descr_info_loc): Likewise.
18172 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18173 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18174 (fold_unary): Likewise.
18175 * builtins.c (get_pointer_alignment): Likewise.
18176 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18177 (instantiate_parameters_1): Likewise.
18178 * tree.c (expr_align, stabilize_reference): Likewise.
18179 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18180 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18181 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18182 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18183 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18184 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18186 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18187 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18188 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18189 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18190 (forward_propagate_comparison)
18191 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18192 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18193 * emit-rtl.c (component_ref_for_mem_expr)
18194 (set_mem_attributes_minus_bitpos): Likewise.
18195 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18196 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18198 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18199 (build_function_call, pointer_diff, build_compound_expr)
18200 (c_finish_return): Likewise.
18201 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18202 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18204 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18205 * expr.c (is_aligning_offset): Likewise.
18206 * tree-ssa-alias.c (is_escape_site): Likewise.
18207 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18208 (check_all_va_list_escapes): Likewise.
18209 * tree-ssa-loop-ivopts.c (determine_base_object)
18210 (determine_common_wider_type): Likewise.
18211 * dojump.c (do_jump): Likewise.
18212 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18213 * tree-gimple.c (is_gimple_cast): Likewise.
18214 * fold-const.c (decode_field_reference, )
18215 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18216 (fold_binary): Likewise.
18217 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18218 (already_warned_in_frontend_p): Likewise.
18219 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18220 * tree.c (really_constant_p, get_unwidened): Likewise.
18221 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18222 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18223 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18225 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18227 (CONVERT_EXPR_P): Define.
18228 (CASE_CONVERT): Define.
18230 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18232 PR middle-end/36117
18233 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18234 (delete_unmarked_insns): When deleting a call, call
18235 delete_unreachable_blocks.
18236 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18237 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18239 2008-05-08 Richard Guenther <rguenther@suse.de>
18241 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18242 (-ftree-salias): Likewise.
18243 (salias-max-implicit-fields): Remove param documentation.
18244 (salias-max-array-elements): Likewise.
18245 * tree-pass.h (pass_create_structure_vars): Remove.
18246 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18247 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18248 * tree-ssa-alias.c (create_structure_vars): Remove.
18249 (gate_structure_vars): Likewise.
18250 (pass_create_structure_vars): Likewise.
18251 (gate_build_alias): Likewise.
18252 (pass_build_alias): Adjust to run always and dump the function.
18253 * common.opt (ftree-salias): Hide.
18254 * passes.c (init_optimization_passes): Remove
18255 pass_create_structure_vars, adjust comment.
18256 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18257 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18258 * opts.c (decode_options): Do not set flag_tree_salias.
18259 (common_handle_option): Add OPT_ftree_salias to the backward
18260 compatibility section.
18262 2008-05-08 Richard Guenther <rguenther@suse.de>
18264 * tree-flow-inline.h (var_can_have_subvars): Move ...
18265 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18266 * tree-flow.h (var_can_have_subvars): Remove.
18267 (push_fields_onto_fieldstack): Remove.
18268 (sort_fieldstack): Likewise.
18269 (struct fieldoff): Move ...
18270 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18271 alias_set and base_for_components fields.
18272 (sort_fieldstack): Make static.
18273 (push_fields_onto_fieldstack): Likewise. Remove code that
18274 handles anything but RECORD_TYPEs. Remove alias_set and
18275 base_for_components handling.
18276 (create_variable_info_for): Adjust.
18278 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18280 * common.opt (Wframe-larger-than=): Shorten the help message
18282 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18284 2008-05-08 Rafael Espíndola <espindola@google.com>
18286 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18288 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18289 trap and that both operands are gimple values.
18290 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18291 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18294 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18296 * read-rtl.c (join_c_conditions): Return the first string if the
18297 two strings are equal.
18299 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18301 * gensupport.h (pred_data): Add a "num_codes" field.
18302 (add_predicate_code): Declare.
18303 * gensupport.c (add_predicate_code): New function.
18304 (std_pred_table): Add an "allows_const_p" field.
18305 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18306 Remove the (incomplete) list of such codes from the codes field.
18307 (init_predicate_table): Use add_predicate_code. Add all
18308 RTX_CONST_OBJs if allows_const_p is true.
18309 * genrecog.c (process_define_predicate): Use add_predicate_code.
18311 2008-05-08 David Daney <ddaney@avtrex.com>
18312 Richard Sandiford <rsandifo@nildram.co.uk>
18314 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18315 special case of constant zero operands.
18316 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18317 old and new values. Special case constant zero values.
18318 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18320 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18321 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18323 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18326 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18327 similar RTX_CONST_OBJ before CONST_INT.
18329 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18331 * stmt.c (expand_stack_restore): Change sa mode if needed.
18333 2008-05-08 Richard Guenther <rguenther@suse.de>
18335 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18336 return type to bool.
18337 (ix86_sol10_return_in_memory): Likewise.
18338 (ix86_i386elf_return_in_memory): Likewise.
18339 (ix86_i386interix_return_in_memory): Likewise.
18340 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18341 (ix86_sol10_return_in_memory): Likewise.
18342 (ix86_i386elf_return_in_memory): Likewise.
18343 (ix86_i386interix_return_in_memory): Likewise.
18345 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18348 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18350 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18351 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18354 2008-05-08 Richard Guenther <rguenther@suse.de>
18356 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18357 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18358 (DR_SUBVARS): Remove.
18359 * tree-dfa.c (dump_subvars_for): Remove.
18360 (debug_subvars_for): Likewise.
18361 (dump_variable): Do not dump subvars.
18362 (remove_referenced_var): Do not remove subvars.
18363 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18364 (lookup_subvars_for_var): Remove.
18365 (get_subvars_for_var): Likewise.
18366 (get_subvars_at): Likewise.
18367 (get_first_overlapping_subvar): Likewise.
18368 (overlap_subvar): Likewise.
18369 * tree-flow.h (subvar_t): Remove.
18370 (struct var_ann_d): Remove subvars field.
18371 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18372 argument. Remove special handling of SFTs.
18373 (compute_tag_properties): Likewise.
18374 (set_initial_properties): Likewise.
18375 (compute_call_clobbered): Likewise.
18376 (count_mem_refs): Likewise.
18377 (compute_memory_partitions): Likewise.
18378 (compute_flow_insensitive_aliasing): Likewise.
18379 (setup_pointers_and_addressables): Likewise.
18380 (new_type_alias): Likewise.
18381 (struct used_part): Remove.
18382 (used_portions): Likewise.
18383 (struct used_part_map): Likewise.
18384 (used_part_map_eq): Likewise.
18385 (used_part_map_hash): Likewise.
18386 (free_used_part_map): Likewise.
18387 (up_lookup): Likewise.
18388 (up_insert): Likewise.
18389 (get_or_create_used_part_for): Likewise.
18390 (create_sft): Likewise.
18391 (create_overlap_variables_for): Likewise.
18392 (find_used_portions): Likewise.
18393 (create_structure_vars): Likewise.
18394 * tree.def (STRUCT_FIELD_TAG): Remove.
18395 * tree.h (MTAG_P): Adjust.
18396 (struct tree_memory_tag): Remove base_for_components and
18397 unpartitionable flags.
18398 (struct tree_struct_field_tag): Remove.
18399 (SFT_PARENT_VAR): Likewise.
18400 (SFT_OFFSET): Likewise.
18401 (SFT_SIZE): Likewise.
18402 (SFT_NONADDRESSABLE_P): Likewise.
18403 (SFT_ALIAS_SET): Likewise.
18404 (SFT_UNPARTITIONABLE_P): Likewise.
18405 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18406 (union tree_node): Remove sft field.
18407 * alias.c (get_alias_set): Remove special handling of SFTs.
18408 * print-tree.c (print_node): Remove handling of SFTs.
18409 * tree-dump.c (dequeue_and_dump): Likewise.
18410 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18411 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18412 * tree-predcom.c (set_alias_info): Do not set subvars.
18413 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18414 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18415 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18416 (add_vars_for_offset): Remove.
18417 (add_virtual_operand): Remove special handling of SFTs.
18418 (add_call_clobber_ops): Likewise.
18419 (add_call_read_ops): Likewise.
18420 (get_asm_expr_operands): Likewise.
18421 (get_modify_stmt_operands): Likewise.
18422 (get_expr_operands): Likewise.
18423 (add_to_addressable_set): Likewise.
18424 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18425 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18426 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18427 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18428 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18429 (tree_node_structure): Likewise.
18430 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18432 (find_what_p_points_to): Likewise.
18434 2008-05-08 Sa Liu <saliu@de.ibm.com>
18436 * config/spu/spu.md: Fixed subti3 pattern.
18438 2008-05-08 Richard Guenther <rguenther@suse.de>
18440 PR middle-end/36154
18441 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18442 sure to create a representative for trailing arrays for PTA.
18444 2008-05-08 Richard Guenther <rguenther@suse.de>
18446 PR middle-end/36172
18447 * fold-const.c (operand_equal_p): Two objects which types
18448 differ in pointerness are not equal.
18450 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18452 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18453 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18454 (emit_library_call_value_1): Add new variable fndecl initialized by
18455 NULL_TREE. It should be the decl type of orgfun, but this information
18456 seems not to be available here, so it uses the default calling abi.
18457 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18458 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18459 by TARGET_RETURN_IN_MEMORY.
18460 * config/i386/i386-interix.h: Likewise.
18461 * config/i386/i386.h: Likewise.
18462 * config/i386/i386elf.h: Likewise.
18463 * config/i386/ptx4-i.h: Likewise.
18464 * config/i386/sol2-10.h: Likewise.
18465 * config/i386/sysv4.h: Likewise.
18466 * config/i386/vx-common.h: Likewise.
18467 * config/cris/cris.h: Removed #if 0 clause.
18468 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18469 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18471 (ix86_sol10_return_in_memory): Likewise.
18472 (ix86_i386elf_return_in_memory): New.
18473 (ix86_i386interix_return_in_memory): New.
18474 * config/mt/mt-protos.h (mt_return_in_memory): New.
18475 * config/mt/mt.c: Likewise.
18476 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18477 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18478 * config/bfin/bfin.h: Likewise.
18479 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18481 * config/bfin/bfin.c: Likewise.
18482 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18483 * config/alpha/unicosmk.h: Likewise.
18484 * config/i386/cygming.h: Likewise.
18485 * config/iq2000/iq2000.h: Likewise.
18486 * config/mips/mips.h: Likewise.
18487 * config/mn10300/mn10300.h: Likewise.
18488 * config/rs6000/rs6000.h: Likewise.
18489 * config/score/score.h: Likewise.
18490 * config/spu/spu.h: Likewise.
18491 * config/v850/v850.h: Likewise.
18492 * defaults.h: Likewise.
18493 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18494 * expr.c (emit_block_move): Adjust use of
18495 OUTGOING_REG_PARM_STACK_SPACE.
18496 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18497 OUTGOING_REG_PARM_STACK_SPACE.
18498 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18500 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18502 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18503 on OMP_RETURN for OMP_FOR.
18506 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18507 (fortran_common): New function.
18508 (gen_variable_die): Call fortran_common instead of common_check,
18509 adjust for it returning tree instead of rtx. Formatting.
18511 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18515 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18516 * c-decl.c (merge_decls): Ditto.
18517 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18518 to RTL_CONST_OR_PURE_CALL_P.
18519 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18520 Initialized DECL_LOOPING_CONST_PURE.
18521 (process_call_operands): Set tree_side_effects properly.
18522 * tree.h (TREE_READONLY_DECL_P): Removed.
18523 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18524 (DECL_LOOPING_OR_CONST_P): New macro.
18525 (struct tree_function_decl): Added looping_const_or_pure_p.
18526 (ECF_*) Renumbered.
18527 (ECF_LOOPING_OR_CONST_P): New macro.
18528 * rtlanal.c (pure_const_p): Removed.
18529 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18530 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18531 to RTL_CONST_CALL_P.
18532 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18533 (check_decl, check_tree, check_call, scan_function): Initialize
18535 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18536 (static_execute): Set looping true for recursive functions.
18537 Undo setting state to IPA_NEITHER for recursive functions.
18538 * cse.c (cse_insn):
18539 * ifcvt.c (noce_can_store_speculate_p): Changed
18540 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18541 RTL_CONST_OR_PURE_CALL_P.
18542 * dse.c (scan_insn): Ditto.
18543 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18544 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18545 RTL_CONST_OR_PURE_CALL_P.
18546 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18547 pure_call_p to RTL_CONST_CALL_P.
18548 * gimplify.c (gimplify_call_expr): Clear side effects for
18549 non-looping pure and constant calls.
18550 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18551 (flags_from_decl_or_type): Set ecf flags from decl flags.
18552 (initialize_argument_information): Turn off
18553 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18554 Change const to pure if callee_copies is true rather than just
18556 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18557 way of marking pure calls.
18558 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18559 Remove hack that was supposed to fix pr7335 and remove old
18560 way of marking pure calls.
18561 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18562 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18563 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18564 RTL_CONST_OR_PURE_CALL_P.
18565 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18566 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18567 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18568 * sched-deps.c (schedule_analyze): Ditto.
18569 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18570 return_val field of calls to represent pure and const function info.
18571 (CONST_OR_PURE_CALL_P): Deleted macro.
18572 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18573 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18574 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18576 * tree-optimize.c (execute_fixup_cfg): Added test for
18577 ECF_LOOPING_CONST_OR_PURE.
18578 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18580 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18581 effects for looping pure or const calls.
18582 (verify_gimple_expr): Added verification code.
18583 * config/alpha/alpha.c (alpha_legitimize_address,
18584 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18586 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18587 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18588 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18589 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18590 RTL_CONST_OR_PURE_CALL_P.
18591 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18592 and const calls to be deleted.
18594 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18597 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18598 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18599 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18600 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18601 to handle nonimmediate operands.
18602 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18603 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18604 to handle nonimmediate operands.
18605 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18606 (mmx_pmulhrwv4hi3): New expander. Use
18607 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18608 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18609 (sse2_umulv1siv1di3): New expander. Use
18610 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18611 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18612 (mmx_eq<mode>3): New expander. Use
18613 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18614 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18615 (mmx_uavgv8qi3): New expander. Use
18616 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18617 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18618 (mmx_uavgv4hi3): New expander. Use
18619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18621 * config/i386/sse.md
18622 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18623 to handle nonimmediate operands.
18624 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18625 to handle nonimmediate operands.
18626 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18627 to handle nonimmediate operands.
18628 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18629 to handle nonimmediate operands.
18630 (sse2_unpckhpd_exp): New expander. Use
18631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18632 (sse2_unpcklpd_exp): New expander. Use
18633 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18634 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18635 to handle nonimmediate operands.
18636 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18637 to handle nonimmediate operands.
18638 (*sse2_<plusminus_insn><mode>3): Rename from
18639 sse2_<plusminus_insn><mode>3 insn pattern.
18640 (sse2_<plusminus_insn><mode>3): New expander. Use
18641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18642 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18643 (sse2_umulv2siv2di3): New expander. Use
18644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18645 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18646 (sse4_1_mulv2siv2di3): New expander. Use
18647 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18648 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18649 (sse2_pmaddwd): New expander. Use
18650 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18651 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18652 (sse2_eq<mode>3): New expander. Use
18653 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18654 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18655 (sse4_1_eqv2di3): New expander. Use
18656 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18657 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18658 (sse2_uavgv16qi3): New expander. Use
18659 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18660 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18661 (sse2_uavgv16qi3): New expander. Use
18662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18663 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18664 (sse2_uavgv8hi3): New expander. Use
18665 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18666 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18667 (ssse3_pmulhrswv8hi3): New expander. Use
18668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18669 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18670 (ssse3_pmulhrswv4hi3): New expander. Use
18671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18673 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18674 (<sse>_vmmul<mode>3): Ditto.
18675 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18677 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18678 (ssse3_pmaddubsw): Ditto.
18680 * config/i386/i386.c (struct_builtin_description)
18681 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18682 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18683 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18684 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18685 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18686 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18687 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18688 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18689 (ix86_fixup_binary_operands): Assert that src1
18690 and src2 must have the same mode when swapped.
18691 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18692 and ix86_binary_operator_ok. Do not force operands in registers
18695 2008-05-07 Jan Hubicka <jh@suse.cz>
18697 * cgraph.c (dump_cgraph_node): Update.
18698 * cgraph.h (cgraph_local_info): Break out inline summary.
18699 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18701 * ipa-inline (inline_summary): New accestor function.
18702 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18703 cgraph_decide_inlining, compute_inline_parameters): Update.
18704 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18706 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18708 Cleanup ColdFire scheduling support and add V4 pipeline model.
18710 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18711 (define_attr cpu): Add cfv4 value.
18712 (define_attr type, define_attr type1): Merge into a single 'type'
18713 attribute. Update all uses.
18714 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18715 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18717 (define_attr opx_mem, define_attr opy_mem): Remove.
18718 (define_attr op_mem): Clean up, update comment.
18719 (define_attr size): Use specific values instead of general int.
18720 (define_attr guess, define_attr split): Remove. Update all uses.
18721 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18722 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18723 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18724 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18725 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18726 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18727 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18728 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18729 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18730 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18731 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18732 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18733 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18734 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18735 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18736 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18737 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18738 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18739 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18740 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18741 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18742 Update or set attributes.
18743 (stack_tie): New fake instruction.
18745 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18746 (m68k_sched_attr_size): Update declaration.
18747 (m68k_sched_attr_type2): Remove.
18748 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18749 Declare new bypass predicates.
18751 * config/m68k/m68k.c (m68k_sched_issue_rate,
18752 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18754 (TARGET_SCHED_ISSUE_RATE,
18755 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18756 (override_options): Handle scheduling for ColdFire V4 core.
18757 (m68k_expand_prologue): Emit stack_tie.
18758 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18759 'OP_TYPE_FPN'. Update all uses.
18760 (sched_guess_p): Remove.
18761 (sched_address_type): Handle symbolic addresses.
18762 (sched_get_operand): New static function.
18763 (sched_operand_type): Merge into sched_attr_op_type.
18764 (sched_attr_op_type): Handle FP registers, handle quick constants,
18766 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18767 (m68k_sched_attr_size): Update. Move logic to ...
18768 (sched_get_attr_size_int): New static function.
18769 (sched_get_opxy_mem_type): New static function.
18770 (m68k_sched_attr_op_mem): Update.
18771 (m68k_sched_attr_type2): Remove.
18772 (sched_cfv4_bypass_data): New static variable.
18773 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18774 (m68k_sched_issue_rate): Implement scheduler hook.
18775 (struct _sched_ib: enabled_p): New field.
18776 (m68k_sched_variable_issue): Update. Handle V4.
18777 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18778 sched_dump_class_func_t, sched_dump_split_class,
18779 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18780 sched_dump_dfa_class, m68k_sched_dump): Remove.
18781 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18783 (m68k_sched_init_global): Remove statisctics dumping, introduce
18784 sanity check that all instructions have pipeline reservations. Handle
18786 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18787 Handle ColdFire V4 core.
18788 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18789 New static functions.
18790 (m68k_sched_address_bypass_p): New bypass predicate.
18791 (sched_get_indexed_address_scale): New static function.
18792 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18794 * cf.md: Update comments.
18795 (define_attr type2): Remove. Use 'type' attribute instead.
18797 (cf_ib): Rename to cfv123_ib. Update all uses.
18798 (cf_oep): Rename to cfv123_oep. Update all uses.
18799 (cf_chr): Rename to cfv123_chr. Update all uses.
18800 (cf_mem): Rename to cfv123_mem. Update all uses.
18801 (cf_mac): Move to more appropriate place.
18802 (cfv123_guess): New automaton and cpu_unit.
18803 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18804 Update uses of 'size' attribute. Handle before reload scheduling.
18805 (cfv123_guess): New dummy reservation for unhandled instructions.
18806 (cfv4_*): Pipeline description of ColdFire V4 core.
18807 (ignore): New reservation to handle 'ignore' type.
18809 2008-05-07 Ian Lance Taylor <iant@google.com>
18811 PR middle-end/36013
18812 * gimplify.c (find_single_pointer_decl_1): Don't look through
18814 (find_single_pointer_decl): Adjust comments.
18816 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18818 PR middle-end/36137
18819 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18820 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18822 PR middle-end/36106
18823 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18824 integral type rather than floating point, then VIEW_CONVERT_EXPR
18825 to the floating point type.
18827 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18829 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18830 TFmode op0 to register.
18832 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18834 * c-decl.c (grokdeclarator): Comment typo.
18836 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18838 * tree-flow.h: Remove prototype for computed_goto_p.
18839 * tree-cfg.c (computed_goto_p): Make static.
18841 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18844 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18845 (contains_aligned_value_p): This. Handle _Decimal128.
18846 (ix86_function_arg_boundary): Only align _Decimal128 to its
18847 natural boundary and handle it properly.
18849 2008-05-06 Martin Jambor <mjambor@suse.cz>
18851 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18852 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18853 (ipcp_method_set_orig_node): Removed.
18854 (ipcp_cval_get_cvalue_type): Removed.
18855 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18856 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18857 (ipcp_cval_set_cvalue_type): Removed.
18858 (ipcp_cval_get_cvalue): Removed.
18859 (ipcp_cval_set_cvalue): Removed.
18860 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18861 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18862 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18863 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18864 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18865 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18866 (ipcp_get_ith_lattice): Changed parameters.
18867 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18868 (ipcp_lattice_from_jfunc): Changed parameters.
18869 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18870 (ipcp_method_cval_print): Added temporary variable info.
18871 (ipcp_redirect): Removed already unused local variable caller.
18872 (ipcp_redirect): New temporary variable orig_callee_info
18873 (ipcp_redirect): Removed newly unused local variable callee.
18874 (ipcp_redirect): Removed (a bit confusing) local variable type.
18875 (ipcp_insert_stage): Added local variable info.
18876 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18878 (ipcp_formal_create): Removed.
18879 (ipcp_method_cval_set): Removed.
18880 (ipcp_propagate_stage): Renamed lattice variables.
18881 (ipcp_method_cval_set_cvalue_type): Removed.
18882 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18883 (ipcp_print_all_lattices): Changed printed strings to refer to
18884 lattices rather than cvals.
18885 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18886 (ipcp_propagate_const): Changed formal parameters.
18887 (build_const_val): Changed formal parameters.
18888 (ipcp_insert_stage): Removed useless variable cvalue
18889 (build_const_val): Changed formal parameters.
18890 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18891 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18892 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18893 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18894 (ipcp_print_func_profile_counts): Changed string from "method" to
18896 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18897 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18898 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18899 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18900 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18901 (ipcp_lat_is_const): Changed parameters and made inline.
18902 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18903 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18904 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18905 the predicate condition directly
18906 (ipcp_propagate_stage): Added local variable args. Removed local
18907 variable callee. (Both are mere code simplifications.)
18908 (ipcp_method_dont_insert_const): Renamed to
18909 ipcp_node_not_modifiable_p.
18910 (ipcp_node_not_modifiable_p): Made inline.
18911 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18912 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18913 (ipcp_print_all_lattices): Removed variable cvalue
18914 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18917 2008-05-06 Olivier Hainque <hainque@adacore.com>
18919 * tree-sra.c (try_instantiate_multiple_fields): Early return
18920 if field has POINTER_TYPE.
18922 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18924 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18925 by using 'q' specifier for instruction.
18926 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18928 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18930 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18931 Change mode of zero_extract from QImode to HImode.
18932 (sign bit tests peepholes): (Ditto.).
18934 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18936 * config/i386/mmx.md: Remove double backslashes from asm templates.
18937 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18938 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18939 to handle nonimmediate operands.
18940 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18941 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18942 to handle nonimmediate operands.
18943 (*mmx_<code>v2sf3_finite): New insn pattern.
18944 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18945 (mmx_<code>v2sf3): New expander. Use
18946 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18947 (mmx_<plusminus_insn><mode>3): New expander. Use
18948 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18949 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18950 (mmx_add<mode>3): Removed.
18951 (mmx_ssadd<mode>3): Ditto.
18952 (mmx_usadd<mode>3): Ditto.
18953 (mmx_sub<mode>3): Ditto.
18954 (mmx_sssub<mode>3): Ditto.
18955 (mmx_ussub<mode>3): Ditto.
18956 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18957 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18958 to handle nonimmediate operands.
18959 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18961 (mmx_smulv4hi3_highpart): New expander. Use
18962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18963 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18965 (mmx_umulv4hi3_highpart): New expander. Use
18966 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18967 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18968 (mmx_<code>v4hi3): New expander. Use
18969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18970 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18971 (mmx_<code>v8qi3): New expander. Use
18972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18973 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18974 (mmx_<code><mode>3): New expander. Use
18975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18977 2008-05-05 Jan Hubicka <jh@suse.cz>
18979 PR tree-optimization/36118
18980 * passes.c (pass_init_dump_file): Fix dump header.
18982 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18984 PR middle-end/36141
18985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18986 VCE for function decls.
18988 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18990 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18992 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18994 * config/i386/i386.md (sat_plusminus): New.
18995 (plusminus_insn): Likewise.
18996 (plusminus_mnemonic): Likewise.
18998 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18999 (*<addsub><mode>3_cc_overflow): Renamed to ...
19000 (*<plusminus_insn><mode>3_cc_overflow): This.
19001 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19002 (*<plusminus_insn>si3_zext_cc_overflow): This.
19004 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19005 (<plusminus_insn><mode>3): This.
19006 (*<addsub><mode>3): Renamed to ...
19007 (*<plusminus_insn><mode>3): This.
19008 (<sse>_vm<addsub><mode>3): Renamed to ...
19009 (<sse>_vm<plusminus_insn><mode>3): This.
19010 (sse3_h<addsub>v4sf3): Renamed to ...
19011 (sse3_h<plusminus_insn>v4sf3): This.
19012 (sse3_h<addsub>v2df3): Renamed to ...
19013 (sse3_h<plusminus_insn>v2df3): This.
19014 (<plusminus_insn><mode>3): New.
19015 (*<plusminus_insn><mode>3): Likewise.
19016 (sse2_<plusminus_insn><mode>3): Likewise.
19017 (add<mode>): Removed.
19018 (*add<mode>3): Likewise.
19019 (sse2_ssadd<mode>3): Likewise.
19020 (sse2_usadd<mode>3): Likewise.
19021 (sub<mode>3): Likewise.
19022 (*sub<mode>3): Likewise.
19023 (sse2_sssub<mode>3): Likewise.
19024 (sse2_ussub<mode>3): Likewise.
19026 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19028 * gthr-single.h: Add in required interface elements as per gthr.h.
19029 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19030 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19031 Generalize UNUSED macro.
19032 (__gthread_once): Add.
19033 (__gthread_key_create): Add.
19034 (__gthread_key_delete): Add.
19035 (__gthread_getspecific): Add.
19036 (__gthread_setspecific): Add.
19038 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19040 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19041 the same size types for the indirect reference on the rhs, then
19044 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19046 * config/i386/i386.md
19047 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19048 one insn template instead of template series.
19049 (*xordi_1_rex64): Ditto.
19050 (*xordi_2_rex64): Ditto.
19052 2008-05-05 Ira Rosen <irar@il.ibm.com>
19054 PR tree-optimization/36119
19055 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19058 2008-06-04 Jan Hubicka <jh@suse.cz>
19060 tree-optimization/36100
19061 * tree-pass.h (pass_O0_always_inline): Declare.
19062 * ipa-inline.c (inline_transform): Remove dead code.
19063 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19064 pass_O0_always_inline): New.
19065 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19067 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19069 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19070 mnemonic in this_param move for TARGET_64BIT.
19072 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19074 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19075 (*strmovsi_rex_1): Ditto.
19076 (*strsetsi_1): Ditto.
19077 (*strsetsi_rex_1): Ditto.
19079 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19080 adddicc expanders using SWI mode iterator.
19082 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19085 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19088 2008-05-04 David S. Miller <davem@davemloft.net>
19090 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19091 (sparc*-*-linux*): Use linux.h in tm_file.
19092 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19093 compiler defaulting to 32-bit.
19094 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19096 * config/sparc/linux.h: Remove definitions now obtained
19097 properly from linux.h
19098 * config/sparc/linux64.h: Likewise.
19099 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19100 don't want this setting for 32-bit builds in a biarch compiler.
19101 * doc/install.texi: Add sparc-linux to list of targets
19102 supporting --enable-targets=all.
19104 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19106 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19108 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19110 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19111 after V4SI_FTYPE_V8HI.
19112 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19113 case V4SI_FTYPE_V2DF.
19115 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19117 * doc/invoke.texi (max-flow-memory-locations): Removed.
19118 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19120 2008-05-03 Richard Guenther <rguenther@suse.de>
19122 PR middle-end/34973
19123 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19125 2008-05-02 David S. Miller <davem@davemloft.net>
19127 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19129 2008-05-02 Simon Baldwin <simonb@google.com>
19132 * c-common.h (warn_array_subscript_range): Removed.
19133 * c-common.c (warn_array_subscript_range): Ditto.
19134 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19135 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19137 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19139 * config/i386/i386.c (ix86_special_builtin_type): New.
19140 (bdesc_special_args): Likewise.
19141 (ix86_expand_special_args_builtin): Likewise.
19142 (ix86_init_mmx_sse_builtins): Updated.
19143 (ix86_expand_builtin): Updated.
19144 (ix86_expand_store_builtin): Removed.
19145 (ix86_expand_unop_builtin): Likewise.
19147 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19148 * config/i386/mmintrin.h (__v2sf): Here.
19150 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19152 (_mm_loadl_pi): Likewise.
19153 (_mm_storeh_pi): Replace __v2si with __v2sf.
19154 (_mm_storel_pi): Likewise.
19156 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19157 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19158 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19159 __builtin_ia32_loadlpd.
19161 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19163 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19164 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19165 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19166 (ix86_init_mmx_sse_builtins): Updated.
19167 (ix86_expand_args_builtin): Likewise.
19168 (ix86_expand_builtin): Likewise.
19169 (ix86_expand_unop1_builtin): Renamed to ...
19170 (ix86_expand_unop_vec_merge_builtin): This.
19172 2008-05-01 Jan Hubicka <jh@suse.cz>
19175 * ipa-inline.c (inline_generate_summary): Make static.
19176 (inline_transform): Do not call inlining at -O0; make static.
19177 * passes.c (execute_todo): Add sanity check.
19178 (execute_one_ipa_transform_pass): Execute proper flags.
19180 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19182 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19183 (DECL_NONADDRESSABLE_P): Likewise.
19184 * alias.c (record_component_aliases): Fix comment.
19186 2008-05-01 Simon Baldwin <simonb@google.com>
19188 * c-common.h (warn_array_subscript_range): New function.
19189 * c-common.c (warn_array_subscript_range): Ditto.
19190 * tree-vrp.c (check_array_ref): Corrected code to agree with
19191 comment, ignoring only arrays of size 0 or size 1.
19192 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19194 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19196 * config/i386/i386.c (ix86_builtin_type): Replace
19197 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19198 (bdesc_args): Updated.
19199 (ix86_init_mmx_sse_builtins): Likewise.
19200 (ix86_expand_args_builtin): Likewise.
19202 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19205 * doc/extend.texi: Correct __builtin_ia32_palignr.
19207 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19210 * config/i386/i386.c (bdesc_crc32): Removed.
19211 (ix86_expand_crc32): Likewise.
19212 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19213 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19214 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19215 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19216 UINT_FTYPE_UINT_UCHAR.
19217 (bdesc_args): Updated. Add crc32 builtins.
19218 (ix86_init_mmx_sse_builtins): Updated.
19219 (ix86_expand_args_builtin): Updated to support subreg.
19221 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19223 2008-05-01 Jan Hubicka <jh@suse.cz>
19225 * tree-pass.h (opt_pass): Add IPA_PASS.
19226 (varpool_node, cgraph_node): Forward declare.
19227 (ipa_opt_pass): Define.
19228 (pass_ipa_inline): Turn into ipa_opt_pass.
19229 (pass_apply_inline): Remove.
19230 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19231 (apply_inline): Turn into ....
19232 (inline_transform): ... this one.
19233 (inline_generate_summary): New function.
19234 (pass_apply_inline): Remove.
19235 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19237 (struct function): Add ipa_transforms_to_apply.
19238 * passes.c (register_one_dump_file): Work on IPA_PASS.
19239 (init_optimization_passes): Remove pass_inline_parameters and
19241 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19242 (execute_one_pass) ... here; apply transforms when possible.
19243 (add_ipa_transform_pass, execute_ipa_summary_asses,
19244 execute_one_ipa_transform_pass): New.
19245 (execute_ipa_pass_list): Update for IPA_PASS type.
19247 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19249 * config/i386/i386.c (ix86_builtin_type): Add
19250 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19251 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19252 (bdesc_args): Add SSE4a builtins.
19253 (ix86_init_mmx_sse_builtins): Updated.
19254 (ix86_expand_args_builtin): Likewise.
19255 (ix86_expand_builtin): Likewise.
19257 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19259 * config/i386/i386.c (ix86_builtin_type): Add
19260 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19261 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19262 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19263 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19264 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19265 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19266 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19267 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19268 and DI_FTYPE_DI_DI_INT.
19269 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19270 (ix86_init_mmx_sse_builtins): Updated.
19271 (ix86_expand_args_builtin): Likewise.
19272 (ix86_expand_builtin): Likewise.
19273 (ix86_expand_binop_imm_builtin): Removed.
19275 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19277 2008-04-30 Richard Guenther <rguenther@suse.de>
19279 PR tree-optimization/32921
19280 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19282 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19284 * config/arm/arm.c (arm_unwind_emit): Use
19285 crtl->all_throwers_are_sibcalls instead of
19286 cfun->all_throwers_are_sibcalls.
19287 (arm_output_fn_unwind): Likewise.
19288 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19289 instead of cfun->uses_pic_offset_table.
19290 (frv_expand_prologue): Likewise.
19291 (frv_frame_pointer_required): Likewise.
19292 (frv_expand_fdpic_call): Likewise.
19293 (frv_emit_movsi): Likewise.
19294 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19295 cfun->returns_pcc_struct instead of
19296 current_function_returns_pcc_struct.
19297 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19298 instead of cfun->calls_eh_return.
19299 (m32c_pushm_popm): Likewise.
19300 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19301 "extern" declaration.
19303 2008-04-30 Richard Guenther <rguenther@suse.de>
19305 PR tree-optimization/21636
19306 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19308 (evaluate_stmt): Print the likely value.
19309 (ccp_visit_stmt): Avoid excessive vertical spacing.
19311 2008-04-30 Rafael Espíndola <espindola@google.com>
19313 * builtins.c (fold_call_expr): Return realret.
19314 * tree-ssa-threadedge.c
19315 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19316 __builtin_object_size.
19318 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19320 * gcc.c (wrapper_string): New variable.
19321 (insert_wrapper): New function.
19322 (execute): New option -wrapper.
19323 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19325 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19327 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19328 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19329 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19331 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19332 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19333 config/rs6000/e500crtres64gprctr.asm,
19334 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19335 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19336 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19337 config/rs6000/e500crtsav64gprctr.asm,
19338 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19339 config/rs6000/e500crtsavg64gprctr.asm: New files.
19340 * config/rs6000/t-ppccomm: Add build rules for new files.
19341 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19342 * config/rs6000/t-netbsd: Add build rules for new files.
19343 (LIB2FUNCS_STATIC_EXTRA): New variable.
19344 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19345 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19346 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19348 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19350 * config/i386/i386.c (ix86_builtin_type): Add
19351 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19352 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19353 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19354 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19355 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19356 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19357 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19358 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19359 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19360 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19361 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19362 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19363 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19364 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19365 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19366 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19367 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19368 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19369 V1DI_FTYPE_V2SI_V2SI.
19370 (bdesc_2arg): Moved to ...
19371 (bdesc_args): Here.
19372 (ix86_init_mmx_sse_builtins): Updated.
19373 (ix86_expand_args_builtin): Updated. Take a pointer
19374 to const struct builtin_description. Handle comparison
19376 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19377 (ix86_expand_builtin): Updated.
19379 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19380 (ssse3_pmaddubsw128): This.
19381 (ssse3_pmaddubswv4hi3): Renamed to ...
19382 (ssse3_pmaddubsw): This.
19384 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19385 (__builtin_ia32_packssdw128): Likewise.
19386 (__builtin_ia32_packuswb128): Likewise.
19387 (__builtin_ia32_pmaddubsw): Likewise.
19388 (__builtin_ia32_pmaddubsw128): Likewise.
19390 2008-04-30 Richard Guenther <rguenther@suse.de>
19392 PR tree-optimization/14847
19393 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19394 (recognize_bits_test): Use it.
19395 (recognize_single_bit_test): Likewise.
19397 2008-04-30 Martin Jambor <mjambor@suse.cz>
19399 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19400 instead of setting number of formal parameters to zero.
19401 (ipcp_init_stage): Do not set the number of actual parameters to zero
19403 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19404 which are called with variable number of arguments.
19405 (ipcp_insert_stage): Explicitely skipping all nodes which are
19406 called with variable number of arguments.
19407 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19408 number of parameters.
19410 * ipa-prop.h (struct ipa_node_params): Added flag
19411 called_with_var_arguments
19412 (ipa_set_param_count): Added. Changed sole setter to use it.
19413 (ipa_get_param_count): Added. All readers of param_count
19414 converted to use it instead.
19415 (ipa_set_called_with_variable_arg): Added.
19416 (ipa_is_called_with_var_arguments): Added.
19417 (ipa_get_ith_param): Added. All readers of param_decls converted
19419 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19421 (ipa_get_cs_argument_count): Added, all readers of argument_count
19423 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19426 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19427 (struct ipcp_lattice): Renamed cval_type to type
19428 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19430 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19431 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19432 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19433 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19434 (build_const_val): Changed the type of parameter cvalue to tree
19435 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19436 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19438 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19441 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19442 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19443 (ipa_add_method): Renamed to ipa_push_func_to_list
19444 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19445 (ipa_callsite_param_count): Removed.
19446 (ipa_callsite_param_count_set): Removed.
19447 (ipa_callsite_param): Removed.
19448 (ipa_callsite_callee): Removed.
19449 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19450 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19451 (ipa_method_formal_count): Removed.
19452 (ipa_method_formal_count_set): Removed.
19453 (ipa_method_get_tree): Removed.
19454 (ipa_method_tree_map_create): Removed.
19455 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19456 (ipa_create_param_decls_array): Creates the array itself
19457 (ipa_create_param_decls_array): Temporary variable info instead of
19458 a few dereferences.
19459 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19460 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19461 (get_type): Removed.
19462 (ipa_jf_get_info_type): Removed.
19463 (ipa_node_create): Renamed to ipa_create_node_params
19464 (ipa_free): Renamed to ipa_free_all_node_params
19465 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19466 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19467 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19468 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19469 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19470 ipa_free_all_edge_args
19471 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19472 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19473 (ipa_create_methodlist_node): Removed.
19474 (ipa_methodlist_method): Removed.
19475 (ipa_methodlist_method_set): Removed.
19476 (ipa_methodlist_next_method): Removed.
19477 (ipa_methodlist_next_method_set): Removed.
19478 (ipa_method_is_modified): Removed.
19479 (ipa_method_modify_create): Removed.
19480 (ipa_method_modify_init): Temporary variable info instead of a few
19482 (ipa_detect_param_modifications): Temporary variable info instead of
19483 a few dereferences.
19484 (ipa_compute_jump_functions): Temporary variable info instead of
19485 a few dereferences.
19486 (ipa_method_modify_set): Removed.
19487 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19488 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19489 than craph_node as the first parameter.
19490 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19491 (ipa_method_modify_init): Removed.
19492 (ipa_compute_jump_functions): Added a temp variable instead of
19493 repeatadly dereferencing the cgraph_edge.aux pointer
19494 (ipa_callsite_param_set_type): Removed.
19495 (ipa_compute_jump_functions): i renamed to index and moved to
19497 (ipa_callsite_param_set_info_type_formal): Removed.
19498 (ipa_callsite_param_set_info_type): Removed.
19499 (ipa_callsite_param_map_create): Removed.
19500 (ipa_callsite_tree): Removed.
19501 (ipa_callsite_caller): Removed.
19502 (ipa_pop_func_from_list): return_method removed to return_func
19504 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19505 prefixed all values with IPA_. Changed all users.
19506 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19507 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19508 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19509 (union parameter_info): Renamed to jump_func_value.
19510 (union jump_func_value): Renamed value to constant
19511 (struct ipa_jump_func): Renamed info_type to value
19512 (struct ipa_node): Renamed to ipa_node_params
19513 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19514 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19515 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19516 (struct ipa_edge): Renamed to ipa_edge_args
19517 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19518 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19519 (struct ipa_methodlist): Renamed to ipa_func_list
19520 (struct ipa_func_list): method_p renamed to node, next_method
19522 (ipa_methodlist_p): Removed, switched all users to struct pointer
19523 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19525 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19527 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19528 (rs6000_emit_epilogue): Use backchain to restore only when we
19529 have a large frame. Make use of frame pointer to restore if we
19530 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19532 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19534 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19535 Add mode to zero_extract.
19536 (sign bit tests peepholes): (Ditto.).
19538 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19540 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19541 Instructions in comments with SSE3.
19542 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19543 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19544 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19545 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19546 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19547 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19548 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19549 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19550 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19551 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19552 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19553 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19554 (bdesc_sse_args): Renamed to ...
19555 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19556 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19557 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19558 IX86_BUILTIN_FABSQ.
19559 (bdesc_1arg): Moved to ...
19560 (bdesc_args): Here.
19561 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19562 Instructions in comments with SSE3.
19563 (ix86_expand_sse_operands_builtin): Renamed to ...
19564 (ix86_expand_args_builtin): This. Updated.
19565 (ix86_expand_unop1_builtin): Update comments.
19566 (ix86_expand_builtin): Updated.
19568 2008-04-29 Richard Guenther <rguenther@suse.de>
19570 PR tree-optimization/36078
19571 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19572 Update virtual SSA form after cleaning up the CFG.
19574 2008-04-29 Richard Guenther <rguenther@suse.de>
19576 PR middle-end/15255
19577 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19579 2008-04-29 Richard Guenther <rguenther@suse.de>
19581 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19582 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19583 (compute_flow_insensitive_aliasing): Do not treat
19584 PTR_IS_REF_ALL pointers special.
19585 (get_smt_for): Likewise.
19586 (may_alias_p): Re-structure.
19587 (is_escape_site): A ref-all pointer conversion is not an escape site.
19588 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19589 PTR_IS_REF_ALL pointers special.
19590 * tree-ssa-structalias.h (struct alias_info): Remove
19591 ref_all_symbol_mem_tag field.
19592 (PTR_IS_REF_ALL): Remove.
19594 2008-04-29 Richard Guenther <rguenther@suse.de>
19596 PR middle-end/36077
19597 * fold-const.c (extract_muldiv_1): In combining division constants
19598 make sure to never overflow.
19600 2008-04-29 Nick Clifton <nickc@redhat.com>
19602 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19604 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19607 * optc-gen.awk: Work around HP-UX/IA awk bug.
19609 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19611 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19614 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19617 * config/i386/i386.md
19618 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19619 Change operand 1 predicate to nonimmediate_operand.
19621 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19624 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19626 * gengtype.c (walk_type, write_func_for_structure): Handle
19628 * doc/gty.texi: Document chain_circular.
19630 2008-04-28 Richard Guenther <rguenther@suse.de>
19632 PR tree-optimization/36066
19633 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19636 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19639 * config/i386/i386.md
19640 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19641 Use match_scratch instead of match_operand for operands 3 and 4.
19643 2008-04-27 Richard Guenther <rguenther@suse.de>
19645 PR tree-optimization/18754
19646 PR tree-optimization/34223
19647 * tree-pass.h (pass_complete_unrolli): Declare.
19648 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19649 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19650 Rewrite loop into loop closed SSA form if it is not already.
19651 (tree_unroll_loops_completely): Re-structure to iterate over
19652 innermost loops with intermediate CFG cleanups.
19653 Unroll outermost loops only if requested or the code does not grow
19655 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19656 loops are available.
19657 (tree_vectorize): Instead do so here.
19658 (tree_complete_unroll): Also unroll outermost loops.
19659 (tree_complete_unroll_inner): New function.
19660 (gate_tree_complete_unroll_inner): Likewise.
19661 (pass_complete_unrolli): New pass.
19662 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19663 uses outside of the loop.
19664 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19665 form if it is available.
19666 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19667 * passes.c (init_optimization_passes): Schedule complete inner
19668 loop unrolling pass before the first CCP pass after final inlining.
19670 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19672 * targhooks.h (default_emutls_var_fields,
19673 default_emutls_var_init): Declare.
19674 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19675 * target.h (struct gcc_target): Add struct emutls member.
19676 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19677 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19678 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19679 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19680 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19681 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19682 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19683 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19684 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19685 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19686 emit debug information.
19687 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19688 * varasm.c: Include targhooks.h.
19689 (emutls_object_section, emutls_tmpl_section): New.
19690 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19691 (EMUTLS_SEPARATOR): New.
19692 (prefix_name): New.
19693 (get_emutls_object_name): New.
19694 (default_emutls_var_fields): New, broken out of ...
19695 (get_emutls_object_type): ... here. Adjust to use target hooks.
19696 (get_emutls_init_templ_addr): Adjust to use target hooks.
19697 (emutls_decl): Adjust to use target hooks.
19698 (emutls_finish): Likewise.
19699 (default_emutls_var_init): New, broken out of ...
19700 (assemble_variable): ... here. Adjust to use target hooks.
19701 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19702 SECCAT_EMUTLS_TMPL.
19703 * c-common.c (handle_section_attribute): Prevent overriding
19704 sections for emulated tls with special sections.
19705 * config/i386/i386.c (x86_64_elf_select_section): Add
19706 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19707 (x86_64_elf_unique_section): Likewise.
19708 * config/vxworks.c: Include tree.h.
19709 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19710 (vxworks_override_options): Set TLS scheme.
19711 * doc/tm.texi (Emulated TLS): New node.
19713 2008-04-26 Simon Baldwin <simonb@google.com>
19716 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19717 with propagated string constants.
19719 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19721 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19722 constraint for operand 2 when operand 0 is memory operand.
19723 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19724 operand 0 is memory operand.
19725 (fix_trunc<mode>_i387_with_temp): Ditto.
19726 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19727 operand 2 when operand 1 is memory operand.
19728 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19729 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19730 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19731 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19732 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19733 operands 2,3 and 4 when operand 1 is memory operand.
19734 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19736 (fistdi2_floor_with_temp): Ditto.
19737 (fist<mode>2_floor_with_temp): Ditto.
19738 (fistdi2_ceil_with_temp): Ditto.
19739 (fist<mode>2_ceil_with_temp): Ditto.
19740 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19742 2008-04-26 David Daney <ddaney@avtrex.com>
19744 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19746 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19747 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19748 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19749 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19750 (compare_and_swap_12): New insn.
19751 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19752 * config/mips/mips.c (mips_force_binary): New function.
19753 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19754 (mips_expand_compare_and_swap_12): New function.
19755 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19757 2008-04-25 Jan Hubicka <jh@suse.cz>
19760 * cfgexpand.c (pass_expand): Turn into RTL pass.
19761 * passes.c (execute_one_pass): Do pass typechecking after execution.
19762 * tree-pass.h (pass_expand): Turn into RTL pass.
19764 * function.h (struct rtl_data): Move here fields
19765 accesses_prior_frames, calls_eh_return, saves_all_registers,
19766 has_nonlocal_goto, has_asm_statement, is_thunk,
19767 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19768 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19769 arg_pointer_save_area_init from struct function; turn into bool.
19770 (struct function): Move
19771 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19772 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19773 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19774 tail_call_emit, arg_pointer_save_area_init
19775 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19776 (current_function_returns_struct, current_function_returns_pcc_struct,
19777 current_function_calls_setjmp, current_function_calls_alloca,
19778 current_function_accesses_prior_frames,
19779 current_function_calls_eh_return, current_function_is_thunk,
19780 current_function_stdarg, current_function_profile,
19781 current_function_limit_stack, current_function_uses_pic_offset_table,
19782 current_function_uses_const_pool, current_function_has_nonlocal_label,
19783 current_function_saves_all_registers,
19784 current_function_has_nonlocal_goto,
19785 current_function_has_asm_statement): Remove accesor macros.
19786 * ra-conflict.c (global_conflicts): Update.
19787 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19788 (suitable_for_tail_call_opt_p): Update.
19789 * builtins.c (expand_builtin_return_addr): Update.
19790 (expand_builtin_setjmp_setup): Update.
19791 (expand_builtin_nonlocal_goto): Update.
19792 * final.c (final_start_function): Update.
19793 (profile_function): Update.
19794 (leaf_function_p): Update.
19795 (only_leaf_regs_used): Update.
19796 * df-scan.c (df_get_exit_block_use_set): Update.
19797 * dojump.c (clear_pending_stack_adjust): Update.
19798 * tree-stdarg.c (gate_optimize_stdarg): Update.
19799 * gimple-low.c (lower_function_body): Update.
19800 * global.c (compute_regsets): Update.
19801 (global_alloc): Update.
19802 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19803 * expr.c (expand_assignment): Update.
19804 * dse.c (dse_step0): Update.
19805 (dse_step1): Update.
19806 * c-decl.c (store_parm_decls): Update.
19807 * local-alloc.c (combine_regs): Update.
19808 (find_free_reg): Update.
19809 * function.c (assign_parms_augmented_arg_list): Update.
19810 (assign_parm_find_data_types): Update.
19811 (assign_parms): Update.
19812 (allocate_struct_function): Update.
19813 (expand_function_start): Update.
19814 (expand_function_end): Update.
19815 (get_arg_pointer_save_area): Update.
19816 (thread_prologue_and_epilogue_insns): Update.
19817 (rest_of_match_asm_constraints): Update.
19818 * stor-layout.c (variable_size): Update.
19819 * gcse.c (gcse_main): Update.
19820 (bypass_jumps): Update.
19821 * gimplify.c (gimplify_function_tree): Update.
19822 * calls.c (emit_call_1): Update.
19823 (expand_call): Update.
19824 * bt-load.c (compute_defs_uses_and_gen): Update.
19825 * except.c (sjlj_assign_call_site_values): Update.
19826 (sjlj_emit_function_enter): Update.
19827 (can_throw_external): Update.
19828 (set_nothrow_function_flags): Update.
19829 (expand_builtin_unwind_init): Update.
19830 (expand_eh_return): Update.
19831 (convert_to_eh_region_ranges): Update.
19832 (output_function_exception_table): Update.
19833 * emit-rtl.c (gen_tmp_stack_mem): Update.
19834 * cfgexpand.c (expand_used_vars): Update.
19835 (tree_expand_cfg): Update.
19836 * cfgcleanup.c (rest_of_handle_jump): Update.
19837 * explow.c (allocate_dynamic_stack_space): Update.
19838 * varasm.c (assemble_start_function): Update.
19839 (force_const_mem): Update.
19840 (mark_constant_pool): Update.
19841 * tree-optimize.c (tree_rest_of_compilation): Update.
19842 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19843 * tree-cfg.c (notice_special_calls): Update.
19844 (is_ctrl_altering_stmt): Update.
19845 (tree_can_make_abnormal_goto): Update.
19846 (tree_purge_dead_abnormal_call_edges): Update.
19847 * config/alpha/predicates.md: Update.
19848 * config/alpha/alpha.c (alpha_sa_mask): Update.
19849 (alpha_sa_size): Update.
19850 (alpha_does_function_need_gp): Update.
19851 (alpha_expand_prologue): Update.
19852 (alpha_start_function): Update.
19853 (alpha_output_function_end_prologue): Update.
19854 (alpha_expand_epilogue): Update.
19855 * config/frv/frv.c (frv_stack_info): Update.
19856 (frv_expand_epilogue): Update.
19857 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19858 (s390_register_info): Update.
19859 (s390_frame_info): Update.
19860 (s390_init_frame_layout): Update.
19861 (s390_can_eliminate): Update.
19862 (save_gprs): Update.
19863 * config/spu/spu.c (spu_split_immediate): Update.
19864 (need_to_save_reg): Update.
19865 (spu_expand_prologue): Update.
19866 (spu_expand_epilogue): Update.
19867 * config/sparc/sparc.md: Update.
19868 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19869 (sparc_tls_got): Update.
19870 (legitimize_pic_address): Update.
19871 (sparc_emit_call_insn): Update.
19872 (sparc_expand_prologue): Update.
19873 (output_return): Update.
19874 (print_operand): Update.
19875 (sparc_function_ok_for_sibcall): Update.
19876 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19877 * config/m32r/m32r.md: Update.
19878 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19879 (m32r_compute_frame_size): Update.
19880 (m32r_expand_prologue): Update.
19881 (m32r_expand_epilogue): Update.
19882 (m32r_legitimize_pic_address): Update.
19883 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19884 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19885 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19886 (gen_push): Update.
19887 (ix86_save_reg): Update.
19888 (ix86_compute_frame_layout): Update.
19889 (ix86_expand_prologue): Update.
19890 (ix86_expand_epilogue): Update.
19891 * config/sh/sh.c (output_stack_adjust): Update.
19892 (calc_live_regs): Update.
19893 (sh5_schedule_saves): Update.
19894 (sh_expand_prologue): Update.
19895 (sh_expand_epilogue): Update.
19896 (sh_setup_incoming_varargs): Update.
19897 (sh_allocate_initial_value): Update.
19898 (sh_get_pr_initial_val): Update.
19899 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19900 * config/sh/sh.md (label:): Update.
19901 * config/avr/avr.c (out_movhi_mr_r): Update.
19902 * config/crx/crx.h (enum): Update.
19903 * config/xtensa/xtensa.h (along): Update.
19904 * config/stormy16/stormy16.c Update.
19905 (xstormy16_compute_stack_layout): Update.
19906 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19907 (fr30_expand_prologue): Update.
19908 * config/cris/cris.c (cris_conditional_register_usage): Update.
19909 (cris_reg_saved_in_regsave_area): Update.
19910 (cris_initial_frame_pointer_offset): Update.
19911 (cris_simple_epilogue): Update.
19912 (cris_expand_prologue): Update.
19913 (cris_expand_epilogue): Update.
19914 (cris_expand_pic_call_address): Update.
19915 (cris_asm_output_symbol_ref): Update.
19916 (cris_asm_output_label_ref): Update.
19917 * config/cris/cris.md Update.
19918 * config/iq2000/iq2000.c (compute_frame_size): Update.
19919 (iq2000_expand_epilogue): Update.
19920 * config/mt/mt.h (save_direction): Update.
19921 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19922 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19923 (ia64_secondary_reload_class): Update.
19924 * config/m68k/m68k.c (m68k_save_reg): Update.
19925 (m68k_expand_prologue): Update.
19926 (m68k_expand_epilogue): Update.
19927 (legitimize_pic_address): Update.
19928 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19929 (first_reg_to_save): Update.
19930 (first_altivec_reg_to_save): Update.
19931 (compute_vrsave_mask): Update.
19932 (compute_save_world_info): Update.
19933 (rs6000_stack_info): Update.
19934 (spe_func_has_64bit_regs_p): Update.
19935 (rs6000_ra_ever_killed): Update.
19936 (rs6000_emit_eh_reg_restore): Update.
19937 (rs6000_emit_allocate_stack): Update.
19938 (rs6000_emit_prologue): Update.
19939 (rs6000_emit_epilogue): Update.
19940 (rs6000_output_function_epilogue): Update.
19941 (output_profile_hook): Update.
19942 (rs6000_elf_declare_function_name): Update.
19943 * config/rs6000/rs6000.h (rs6000_args): Update.
19944 * config/rs6000/rs6000.md: Update.
19945 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19946 * config/arc/arc.c (arc_output_function_epilogue): Update.
19947 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19948 * config/darwin.c (machopic_function_base_name): Update.
19949 * config/score/score3.c (score3_compute_frame_size): Update.
19952 (score3_epilogue): Update.
19953 * config/score/score7.c (score7_compute_frame_size): Update.
19954 (score7_prologue): Update.
19955 (score7_epilogue): Update.
19956 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19957 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19958 * config/arm/arm.c (use_return_insn): Update.
19959 (require_pic_register): Update.
19960 (arm_load_pic_register): Update.
19961 (arm_compute_save_reg0_reg12_mask): Update.
19962 (arm_compute_save_reg_mask): Update.
19963 (thumb1_compute_save_reg_mask): Update.
19964 (output_return_instruction): Update.
19965 (arm_output_function_prologue): Update.
19966 (arm_output_epilogue): Update.
19967 (arm_get_frame_offsets): Update.
19968 (arm_expand_prologue): Update.
19969 (thumb_pushpop): Update.
19970 (thumb_exit): Update.
19971 (thumb1_expand_prologue): Update.
19972 (thumb1_expand_epilogue): Update.
19973 (arm_unwind_emit): Update.
19974 (arm_output_fn_unwind): Update.
19975 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19976 * config/arm/arm.md: Update.
19977 * config/pa/pa.md: Update.
19978 * config/pa/pa.c (legitimize_pic_address): Update.
19979 (compute_frame_size): Update.
19980 (hppa_expand_prologue): Update.
19981 (hppa_expand_epilogue): Update.
19982 (borx_reg_operand): Update.
19983 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19984 (HARD_REGNO_RENAME_OK): Update.
19985 * config/mips/mips.c (mips_global_pointer): Update.
19986 (mips_save_reg_p): Update.
19987 (mips_compute_frame_info): Update.
19988 (mips_frame_pointer_required): Update.
19989 (mips_expand_prologue): Update.
19990 (mips_expand_epilogue): Update.
19991 (mips_can_use_return_insn): Update.
19992 (mips_reorg_process_insns): Update.
19993 * config/v850/v850.c (compute_register_save_size): Update.
19994 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19995 * config/mmix/mmix.c (along): Update.
19996 (mmix_expand_epilogue): Update.
19997 * config/bfin/bfin.c (legitimize_pic_address): Update.
19998 (must_save_p): Update.
19999 (stack_frame_needed_p): Update.
20000 (add_to_reg): Update.
20001 (bfin_expand_prologue): Update.
20002 * stmt.c (expand_asm_operands): Update.
20003 * reload1.c (reload): Update.
20004 (init_elim_table): Update.
20006 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20008 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20010 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20012 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20013 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20014 (mov<mode>): Removed.
20015 (*movv4sf_internal): Likewise.
20016 (*movv2df_internal): Likewise.
20018 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20020 * config.gcc (crx-*-elf): Remove deprecation.
20022 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20024 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20025 __gcc_deregister_frame with atexit.
20026 (deregister_frame_dtor): Remove.
20028 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20029 Nathan Sidwell <nathan@codesourcery.com>
20031 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20033 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20034 (rs6000_isel): Likewise.
20035 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20036 (rs6000_isel): New variable.
20037 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20039 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20042 * c-common.c (handle_vector_size_attribute): Call
20043 lang_hooks.types.reconstruct_complex_type instead of
20044 reconstruct_complex_type.
20045 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20046 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20047 * langhooks.h (struct lang_hooks_for_types): Add
20048 reconstruct_complex_type hook.
20049 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20050 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20052 2008-04-24 Richard Guenther <rguenther@suse.de>
20054 * c-common.h (check_builtin_function_arguments): Declare.
20055 * c-common.c (validate_nargs): New function.
20056 (check_builtin_function_arguments): Likewise.
20057 * c-typeck.c (build_function_call): Call
20058 check_builtin_function_arguments.
20059 * builtins.c (fold_builtin_classify): Remove error reporting code.
20060 (fold_builtin_unordered_cmp): Likewise.
20061 (fold_builtin_1): Likewise.
20062 (fold_builtin_n): Likewise.
20064 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20066 PR tree-optimization/36008
20067 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20068 the original op1, rather than delta by step.
20070 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20071 Sebastian Pop <sebastian.pop@amd.com>
20073 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20074 eliminate_local_variables_stmt, eliminate_local_variables,
20075 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20076 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20077 of code delimited by two edges in the CFG.
20078 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20079 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20080 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20081 the case of parallelisation of reductions.
20082 (expr_invariant_in_region_p): New.
20084 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20085 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20087 2008-04-24 Ira Rosen <irar@il.ibm.com>
20088 Richard Guenther <rguenther@suse.de>
20090 PR tree-optimization/36034
20091 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20092 incapable of dealing with loads with gaps.
20094 2008-04-24 Rafael Espíndola <espindola@google.com>
20096 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20097 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20098 vrp_evaluate_conditional.
20099 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20100 (vrp_evaluate_conditional): Split the cond argument.
20101 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20102 (simplify_stmt_for_jump_threading): Update call to
20103 vrp_evaluate_conditional.
20105 2008-04-24 Ira Rosen <irar@il.ibm.com>
20107 PR tree-optimization/35982
20108 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20109 interleaved data-refs are of the same type.
20111 2008-04-24 Danny Smith <dannysmith@users.net>
20113 * c-format.c (check_format_info_main): Use strncmp rather than a
20114 magic prefix to handle multichar length specs.
20115 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20116 Don't prefix "I64" and "I32" with '\0'.
20118 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20121 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20122 in registers for -m32 only if stdarg_p (fntype).
20124 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20126 PR rtl-optimization/36006
20127 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20128 temp to op0 in order to avoid invalid rtx sharing.
20130 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20132 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20133 check TREE_INVARIANT.
20134 * tree-gimple.c (is_gimple_address): New.
20135 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20136 * tree-gimple.h (is_gimple_address): New.
20137 * tree.h (decl_address_invariant_p): New.
20138 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20139 (build_string): Likewise.
20140 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20141 (tree_invariant_p_1): Likewise.
20142 (save_expr): Use it.
20143 (tree_invariant_p): New.
20144 (skip_simple_arithmetic): Use it.
20145 (stabilize_reference_1): Use it.
20146 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20148 (build1_stat): Drop code to compute TREE_INVARIANT.
20149 (build2_stat): Drop code to compute TREE_INVARIANT.
20150 (build3_stat): Drop code to compute TREE_INVARIANT.
20151 (build4_stat): Drop code to compute TREE_INVARIANT.
20152 (build5_stat): Drop code to compute TREE_INVARIANT.
20153 (build7_stat): Drop code to compute TREE_INVARIANT.
20154 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20155 * tree.h (struct tree_base): Remove invariant_flag.
20156 (TREE_INVARIANT): Remove.
20157 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20158 (fold_builtin_expect): Check TREE_CONSTANT.
20159 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20160 * c-tree.h (c_expr_to_decl): Drop third parameter.
20161 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20162 (build_c_cast): Don't set TREE_INVARIANT.
20163 (pop_init_level): Don't set TREE_INVARIANT.
20164 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20165 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20167 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20168 (gimplify_addr_expr): Adjust comment.
20169 * tree-mudflap.c (mf_build_string):
20170 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20171 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20172 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20173 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20174 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20175 * langhooks.h (struct lang_hooks): Drop third parameter from
20178 2008-04-23 Richard Guenther <rguenther@suse.de>
20180 PR tree-optimization/27799
20181 PR tree-optimization/32921
20182 PR tree-optimization/32624
20183 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20184 SMTs aliases and the tag itself into the solution.
20185 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20186 merge the points-to solution back into the SMT aliases.
20187 (may_alias_p): Use alias_set_subset_of instead of
20188 aliases_conflict_p. A pointer which points to
20189 memory with alias set zero may access any variable.
20191 2008-04-23 Richard Guenther <rguenther@suse.de>
20193 * alias.c (alias_set_subset_of): Correctly handle asking
20194 if zero is a subset of an alias set with zero child.
20195 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20196 (compute_flow_insensitive_aliasing): Correctly walk all
20197 pointers. Do not unnecessarily union sets.
20199 2008-04-23 Richard Guenther <rguenther@suse.de>
20201 PR middle-end/36021
20202 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20204 2008-04-22 Tomas Bily <tbily@suse.cz>
20206 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20208 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20210 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20211 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20212 * tree-inline.c (estimate_num_insns_1): Likewise.
20213 * varasm.c (const_hash_1, compare_constant, copy_constant)
20214 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20215 * emit-rtl.c (component_ref_for_mem_expr)
20216 (set_mem_attributes_minus_bitpos): Likewise.
20217 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20218 (is_aligning_offset): Likewise.
20219 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20220 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20221 * dojump.c (do_jump): Likewise.
20222 * builtins.c (get_pointer_alignment, get_memory_rtx)
20223 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20224 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20226 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20228 PR rtl-optimization/36017
20229 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20230 expanding the library call.
20232 2008-04-22 Ian Lance Taylor <iant@google.com>
20234 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20235 than size_in_bytes.
20237 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20239 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20240 of LR/CTR moves for Power6.
20242 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20244 PR middle-end/36003
20245 * passes.c (init_optimization_passes): Remove
20246 pass_fast_rtl_byte_dce.
20248 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20251 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20252 builtin functions to generate faster code.
20253 (_mm_cvtpu16_ps): Ditto.
20254 (_mm_cvtpi32x2_ps): Ditto.
20256 2008-04-22 Nick Clifton <nickc@redhat.com>
20258 * common.opt (ftree-loop-distribution): Add Optimization
20261 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20262 (frv_expand_builtin_va_start): Likewise.
20264 * config/arm/arm.c (thumb_find_work_register): Fix location of
20265 argument register count.
20267 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20269 Support scheduling for ColdFire V1 and V3 microarchitecture.
20270 Improve scheduling of multiplication instructions.
20272 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20273 (mac): New instruction attribute.
20274 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20275 (m68k_sched_mac): New variable.
20276 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20277 Handle cfv1 and cfv3.
20278 (max_insn_size): New static variable.
20279 (struct _sched_ib): New type.
20280 (sched_ib): New static variable.
20281 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20282 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20283 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20285 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20286 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20287 new variables. Update.
20288 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20289 Add modeling of cfv3 instruction buffer. Update.
20290 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20291 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20292 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20293 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20294 a particular reservation applies to.
20295 (type2): Reorganize attribute values. Rename alu to alu_reg,
20296 alu_l to alu, move_l to omove. Join move to alu. Split mul
20297 to mul_l and mul_w.
20298 (cf_ib_*): Simplify description of instruction buffer.
20299 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20300 (cf_mem): Split into cf_mem1 and cf_mem2.
20301 (cf_v2_move_??): Rename to cfv12_alu_??.
20302 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20303 (cf_v2_mul_??): Remove reservations.
20304 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20305 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20306 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20308 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20309 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20310 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20311 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20312 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20313 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20314 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20315 expansions of the above reservations for instructions of sizes
20318 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20320 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20322 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20324 * coverage.c: Include tree-pass.h.
20325 (coverage_counter_alloc): Print da_file_name to the dump file.
20327 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20329 * sbitmap.c (sbitmap_range_empty_p): New function.
20330 * sbitmap.h (sbitmap_range_empty_p): New function.
20331 * bitmap.h: Now includes obstack.h.
20333 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20334 Kenneth Zadeck <zadeck@naturalbridge.com>
20336 * dbgcnt.def (ra_byte_scan): Added.
20337 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20338 when the last hit happens for a counter.
20339 * timevar.def (TV_DF_BYTE_LR): New variable.
20340 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20341 * passes.c (pass_fast_rtl_byte_dce): New pass.
20342 * fwprop.c (update_df): Added mode to call df_ref_create.
20343 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20344 DF_REF_EXTRACT_OFFSET.
20345 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20346 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20348 (df_ref_extract): Added mode field.
20349 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20350 DF_REF_EXTRACT_OFFSET.
20351 (DF_REF_EXTRACT_MODE): New macro.
20352 (df_byte_lr_bb_info): New structure.
20353 (df_print_byte_regset, df_compute_accessed_bytes,
20354 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20355 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20356 df_byte_lr_simulate_uses,
20357 df_byte_lr_simulate_artificial_refs_at_top,
20358 df_byte_lr_simulate_artificial_refs_at_end,
20359 df_compute_accessed_bytes): New function.
20360 (df_ref_create): Add parameter.
20361 (df_byte_lr_get_bb_info): New inline function.
20362 * df-scan.c (df_ref_record, df_uses_record,
20363 df_ref_create_structure): Added mode parameter.
20364 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20365 df_defs_record, df_uses_record, df_get_conditional_uses,
20366 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20367 df_entry_block_defs_collect, df_exit_block_uses_collect):
20368 Added mode parameter to calls to df_ref_record, df_uses_record,
20369 df_ref_create_structure.
20370 (df_ref_equal_p, df_ref_compare): Added test for modes.
20371 (df_ref_create_structure): Added code to set mode. Renamed
20372 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20373 DF_REF_EXTRACT_OFFSET.
20374 * df-core.c (df_print_byte_regset): New function.
20375 * df-byte-scan.c: New file.
20376 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20377 calls to BITMAP_FREE.
20378 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20379 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20380 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20381 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20382 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20383 df_byte_lr_local_compute, df_byte_lr_init,
20384 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20385 df_byte_lr_transfer_function, df_byte_lr_free,
20386 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20387 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20388 df_byte_lr_simulate_uses,
20389 df_byte_lr_simulate_artificial_refs_at_top,
20390 df_byte_lr_simulate_artificial_refs_at_end): New function.
20391 * dce.c (byte_dce_process_block): New function.
20392 (dce_process_block): au is now passed in rather than computed
20393 locally. Changed loops that look at artificial defs to not look
20394 for conditional or partial ones, because there never are any.
20395 (fast_dce): Now is able to drive byte_dce_process_block or
20396 dce_process_block depending on the kind of dce being done.
20397 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20398 (rest_of_handle_fast_byte_dce): New function.
20399 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20400 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20402 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20405 * gcc.h: Added fortran options that take arguments to
20406 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20409 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20411 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20412 scalarization if on the LHS and not a full access.
20414 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20416 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20418 2008-04-18 Rafael Espíndola <espindola@google.com>
20420 * tree-vrp.c (find_case_label_index): Fix the binary search.
20421 (find_case_label_range): New.
20422 (vrp_visit_switch_stmt): Use find_case_label_range.
20423 (simplify_switch_using_ranges): Use find_case_label_range.
20425 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20427 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20428 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20430 2008-04-18 Tom Tromey <tromey@redhat.com>
20433 * doc/cpp.texi (Implementation-defined behavior): Mention
20436 2008-04-18 Ian Lance Taylor <iant@google.com>
20438 * fold-const.c (pointer_may_wrap_p): New static function.
20439 (fold_comparison): Add another test for pointer overflow. Use
20440 pointer_may_wrap_p to disable some false positives.
20442 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20444 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20445 (fname_as_string): Match updated cpp_interpret_string prototype.
20446 (fix_string_type): Support char16_t* and char32_t*.
20447 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20448 derivative) nodes. Register as builtin if C++0x.
20449 (c_parse_error): Support CPP_CHAR{16,32}.
20450 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20451 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20452 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20453 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20454 CTI_CHAR32_ARRAY_TYPE>: New elements.
20455 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20456 char32_type_node, signed_char32_type_node, char16_array_type_node,
20457 char32_array_type_node): New defines.
20458 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20459 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20460 (lex_string): Support CPP_STRING{16,32}, match updated
20461 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20462 (lex_charconst): Support CPP_CHAR{16,32}.
20463 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20464 and CPP_STRING{16,32}.
20466 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20469 * aclocal.m4: Regenerate.
20470 * configure: Regenerate.
20472 2008-04-18 Jan Hubicka <jh@suse.cz>
20474 * except.c (dw2_size_of_call_site_table,
20475 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20477 * cgraphbuild.c (build_cgraph_edges): Update.
20478 * tree-pass.h: Update comment.
20479 * final.c (leaf_function_p): Update.
20480 (leaf_renumber_regs): Update.
20481 (rest_of_clean_state): Update.
20482 * omp-low.c (expand_omp_parallel): Update.
20483 * ipa-reference.c (analyze_function): Update.
20484 * reorg.c (find_end_label): Update.
20485 (optimize_skip): Update.
20486 (fill_simple_delay_slots): Update.
20487 (fill_simple_delay_slots): Update.
20488 (make_return_insns): Update.
20489 (dbr_schedule): Update.
20490 * gimple-low.c (record_vars_into): Update.
20491 * cfgbuild.c (make_edges): Update.
20492 * function.c (assign_stack_local): Update.
20493 (assign_parm_adjust_stack_rtl): Update.
20494 (locate_and_pad_parm): Update.
20495 (allocate_struct_function): Do not initialize stack_alignment_needed
20496 and preferred_stack_boundary here.
20497 (stack_protect_prologue): Update.
20498 (stack_protect_epilogue): Update.
20499 (expand_function_start): Initialize stack_alignment_needed,
20500 preferred_stack_boundary and max_jumptable_ents.
20501 (expand_function_end): Update.
20502 (free_after_compilation): Do not NULLify epilogue_delay_list.
20503 * function.h (struct rtl_data): Add stack_protect_guard,
20504 stack_alignment_needed,
20505 preferred_stack_boundary, epilogue_delay_list.
20506 (struct function): Remove value_histograms, stack_alignment_needed,
20507 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20509 unexpanded_var_list, stack_protect_guard.
20510 (current_function_epilogue_delay_list): Remove.
20511 * ipa-type-escape.c (analyze_function): Update.
20512 * gimplify.c (pop_gimplify_context): Update comment.
20513 * calls.c (expand_call): Update.
20514 (emit_library_call_value_1): Update.
20515 * except.c (set_nothrow_function_flags): Update.
20516 * cfgexpand.c (get_decl_align_unit): Update.
20517 (create_stack_guard): Update.
20518 (estimated_stack_frame_size): Update.
20519 (expand_used_vars): Update.
20520 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20521 * explow.c (allocate_dynamic_stack_space): Update.
20522 * tree-ssa-live.c (remove_unused_locals): Update.
20523 * varasm.c (mark_constant_pool): Update.
20524 * tree-inline.c (remap_decls): Update.
20525 (initialize_cfun): Update.
20526 (declare_return_variable): Update.
20527 (inline_forbidden_p): Update.
20528 (expand_call_inline): Update.
20529 (declare_inline_vars): Update.
20530 (tree_function_versioning): Update.
20531 * tree-flow.h (value_histograms): New.
20532 (VALUE_HISTOGRAMS): New macro.
20533 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20535 * tree-cfg.c (set_bb_for_stmt): Update.
20536 (replace_by_duplicate_decl): Update.
20537 (move_block_to_fn): Update.
20538 (new_label_mapper): Update.
20539 (dump_function_to_file): Update.
20540 * ipa-struct-reorg.c (build_data_structure): Update.
20541 * cfgrtl.c (print_rtl_with_bb): Update.
20542 * reload1.c (reload): Update.
20544 * config/i386/i386.c (setup_incoming_varargs_64,
20545 ix86_compute_frame_layout): Update.
20546 * config/arc/arc.c (arc_output_function_epilogue): Update.
20548 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20550 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20551 for FreeBSD as well.
20552 * gthr-posix95.h: Likewise.
20554 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20556 PR rtl-optimization/35838
20557 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20558 out the byte offset of the first subreg.
20560 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20562 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20563 to split_ti instead of three separate calls with single member arrays.
20564 (subti3 splitter): Ditto.
20565 (adddi3 splitter): Ditto with split_di.
20566 (subdi3 splitter): Ditto.
20567 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20568 two separate calls with single member arrays. Swap match_dup
20569 operands 1 and 2 to better fit into the array.
20570 (negdi2 splitter): Ditto with split_di.
20571 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20572 two separate calls with single member arrays. Swap match_dup operands
20573 6 and 7 to better fit into the array.
20575 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20577 * config/i386/i386.c (sse_builtin_type): New.
20578 (bdesc_sse_args): Likewise.
20579 (bdesc_sse_3arg): Removed.
20580 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20581 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20582 IX86_BUILTIN_ROUNDPS.
20583 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20584 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20585 IX86_BUILTIN_ROUNDPS.
20586 (ix86_expand_sse_4_operands_builtin): Removed.
20587 (ix86_expand_sse_operands_builtin): New.
20588 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20589 and CODE_FOR_sse4_1_roundps.
20590 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20591 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20593 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20596 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20597 regs before frame pop when needed. If use_backchain_to_restore_sp
20598 then load backchain into a temp reg to restore vr and vrsave. Add
20599 code to restore vr after frame pop if possible.
20601 2008-04-17 Richard Guenther <rguenther@suse.de>
20603 * tree-vn.c (expressions_equal_p): Do not check type
20604 equality or compatibility before calling operand_equal_p.
20605 * fold-const.c (operand_equal_p): Check equivalence of
20606 integer constants before bailing out due to signedness or
20607 precision differences.
20608 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20609 spurious differences in type qualification. Ignore types
20610 for COMPONENT_REFs at all.
20612 2008-04-17 Christian Bruel <christian.bruel@st.com>
20614 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20615 msw_skip comparison.
20617 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20620 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20623 PR tree-optimization/35899
20624 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20625 rather than TREE_OPERAND.
20627 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20630 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20631 temporary registers. Change operand predicate to general_operand.
20632 (remainderxf3): Ditto.
20634 2008-04-16 Richard Guenther <rguenther@suse.de>
20636 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20637 * tree-affine.c (aff_combination_expand): Look through some
20640 2008-04-15 Doug Kwan <dougkwan@google.com>
20642 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20644 * tree-pretty-print.c (dump_generic_node): Ditto.
20645 * final.c (output_addr_const): Ditto.
20646 * dwarf2out.c (output_cfi): Ditto.
20647 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20648 * print-rtl.c (print_rtx): Ditto.
20649 * print-tree.c (print_node_brief, print_node): Ditto.
20650 * c-common.c (match_case_to_enum_1): Ditto.
20651 * sched-vis.c (print_value): Ditto.
20652 * config/i386/i386.c (print_operand): Cast to long unsigned int
20655 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20656 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20657 MS Windows VirtualProtect function.
20659 2008-04-15 Jan Hubicka <jh@suse.cz>
20661 * gengtype.c (write_root): Param_is argument is OK.
20662 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20663 * function.h: Include varray.h
20664 (rtl_eh): New stucture based on except.c one.
20665 (call_site_record): New forward declaration and vector type.
20666 * calls.c (emit_call_1): Do not call
20667 note_current_region_may_contain_throw.
20668 * except.c (eh_status): Remove cur_region, try_region since they are
20670 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20671 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20672 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20673 Remove call_site_data_used, call_site_data_size.
20674 Turn call_site_record into vector in function.h.
20675 (note_current_region_may_contain_throw): Remove.
20676 (get_exception_pointer, get_exception_filter): Do not take struct
20677 function argument; update.
20678 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20679 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20680 build_post_landing_pads, dw2_build_landing_pads,
20681 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20682 sjlj_emit_function_enter, sjlj_emit_function_enter,
20683 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20684 sjlj_build_landing_pads, finish_eh_generation,
20685 remove_exception_handler_label, remove_eh_handler,
20686 maybe_remove_eh_handler, add_reachable_handler,
20687 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20688 add_action_record, collect_one_action_chain, add_call_site,
20689 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20690 sjlj_output_call_site_table, output_function_exception_table,
20691 * except.h (note_current_region_may_contain_throw): Remove
20692 (get_exception_pointer, get_exception_filter): Do not take struct
20694 * Makefile.in (GTFILES): Put varargs before struct function.
20696 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20698 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20699 punt for STRING_CST.
20700 (get_constraint_for): Deal with STRING_CST here instead.
20702 2008-04-15 Richard Guenther <rguenther@suse.de>
20704 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20705 statements in a basic-block with a backward walk. Do not
20706 substitute into dead statements but instead remove those.
20708 2008-04-15 Richard Guenther <rguenther@suse.de>
20710 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20711 to zero, thus disable creation of SFTs.
20713 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20715 * tree-predcom.c (suitable_reference_p): Return false if the
20716 reference can throw.
20718 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20721 * c-decl.c (finish_decl): If extern or static var has variable
20722 size, set TREE_TYPE (decl) to error_mark_node.
20724 2008-04-15 Rafael Espíndola <espindola@google.com>
20726 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20729 2008-04-15 Richard Guenther <rguenther@suse.de>
20731 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20732 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20733 (visit_reference_op_load): Do walk vuse-vdef chains on
20734 vn_reference_lookup.
20735 (visit_reference_op_store): But do not here.
20736 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20737 vn_reference_lookup.
20738 (vn_lookup_with_vuses): But do so here.
20740 2008-04-14 Ian Lance Taylor <iant@google.com>
20742 * fold-const.c (fold_overflow_warning): Remove assertion.
20744 2008-04-15 Ben Elliston <bje@au.ibm.com>
20746 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20747 temp1 local variables.
20749 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20752 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20753 ".text.unlikely" section as executable.
20755 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20757 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20758 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20759 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20760 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20761 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20762 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20763 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20765 2008-04-14 Ian Lance Taylor <iant@google.com>
20767 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20768 * fold-const.c (fold_comparison): If appropriate, test
20769 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20770 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20771 reassociating a pointer type.
20772 * doc/invoke.texi (Optimize Options): Document that
20773 -fstrict-overflow applies to pointer wraparound.
20775 2008-04-13 Jan Hubicka <jh@suse.cz>
20777 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20779 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20781 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20782 we are going to "save the world".
20784 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20786 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20787 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20788 operand 0 constraint, not "=".
20790 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20792 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20794 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20796 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20797 of size of positions_needed * CHAR_BIT.
20799 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20801 PR middle-end/35897
20802 * dse.c (store_info): Change positions_needed to unsigned
20804 (lowpart_bitmask): New.
20805 (record_store): Cast to unsigned HOST_WIDE_INT for
20806 positions_needed. Assert width <= size of positions_needed *
20807 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20808 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20809 lowpart_bitmask to set mask.
20811 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20813 * config/bfin/constraints.md: New file.
20814 * config/bfin/bfin.md: Include it.
20815 (adddi3): Use satisfies_constraint functions instead of the old macros.
20816 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20817 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20818 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20819 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20820 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20821 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20822 EXTRA_CONSTRAINT): Delete.
20823 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20824 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20826 * config/bfin/bfin.c: Include "tm-constrs.h".
20827 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20828 Use satisfies_constraint functions instead of the old macros.
20829 * doc/md.texi (Blackfin Constraints): Update file name reference.
20831 2008-04-11 Richard Guenther <rguenther@suse.de>
20833 PR tree-optimization/35869
20834 * tree-vrp.c (execute_vrp): Move switch statement update after
20835 jump threading. Schedule another cfg cleanup run.
20837 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20840 * attribs.c (decl_attributes): Return early on errorneous node.
20842 2008-04-10 Oleg Ryjkov <olegr@google.com>
20844 * tree.h (struct tree_base): Added a new flag default_def_flag.
20845 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20847 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20849 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20851 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20854 * pa.md: Define mode iterator P. Define mode attribute dwc.
20855 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20856 (icacheflush): Likewise.
20857 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20858 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20860 2008-04-11 Ben Elliston <bje@au.ibm.com>
20862 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20864 2008-04-10 Rafael Espíndola <espindola@google.com>
20866 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20867 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20868 (extract_range_from_expr): The same.
20870 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20872 * config/mips/mips.md (GPR2): New mode iterator.
20873 (seq): Add comment.
20874 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20875 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20876 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20877 Rewrite these to take two modes, the mode of comparison and the
20878 mode of the destination.
20879 * config/mips/mips.c (mips_expand_scc): Instead of having
20880 paradoxical subreg as destination, expand "narrowing" scc if mode
20881 of comparison is SI and target is requested in DI mode.
20882 (mips_emit_int_order_test): Update comment. Make mode of
20883 comparison match CMP0 rather than TARGET. When creating inverse
20884 target use mode of TARGET.
20886 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20888 * gcov-dump.c (tag_summary): Only print summaries for the first
20889 GCOV_COUNTERS_SUMMABLE counters.
20891 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20893 * config/i386/i386.md (absneg): New code iterator.
20894 (absnegprefix): New code attribute.
20895 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20896 patterns using absneg code iterator.
20897 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20898 using absneg code iterator.
20899 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20900 *neg<mode>2 patterns using absneg code iterator.
20901 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20902 *negextendsfdf2 patterns using absneg code iterator.
20903 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20904 *negextendsfxf2 patterns using absneg code iterator.
20905 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20906 *negextendsfdf2 patterns using absneg code iterator.
20907 * config/i386/sse.md (<code><mode>2): Macroize expander from
20908 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20910 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20912 * config/s390/s390.h: Remove the remains of the recent search
20913 & replace action of current_function_outgoing_args_size.
20915 2008-04-10 Ira Rosen <irar@il.ibm.com>
20917 PR tree-optimization/35821
20918 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20919 NEW_STMT_LIST is not NULL.
20921 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20924 * toplev.c (process_options): Remove -ffunction-sections debugging
20927 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20929 PR middle-end/PR28690
20930 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20931 than gen_rtx_fmt_ee to perform more canonicalizations.
20933 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20936 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20938 2008-04-09 Richard Guenther <rguenther@suse.de>
20940 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20941 (dump_function_to_file): Dump function arguments with types.
20943 2008-04-08 Richard Guenther <rguenther@suse.de>
20945 * fold-const.c (fold_widened_comparison): Do not allow
20946 sign-changes that change the result.
20948 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20951 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20952 kinds of indirect references.
20954 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20956 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20957 GNU Fortran language string.
20959 2008-04-08 Rafael Espíndola <espindola@google.com>
20961 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20962 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20963 * tree.h (tree_call_nonnegative_warnv_p): New.
20965 2008-04-08 Jan Hubicka <jh@suse.cz>
20967 * function.c (free_after_compilation): Clear out regno_reg_rtx
20970 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20973 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20975 PR middle-end/PR28690
20976 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20977 same precedence as REG_POINTER and MEM_POINTER operands.
20979 2008-04-08 Richard Guenther <rguenther@suse.de>
20981 PR middle-end/35834
20982 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20983 for adding index to base.
20985 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20987 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20988 (MINGW_ENABLE_EXECUTE_STACK): New.
20989 (IN_LIBGCC2): For libgcc include windows.h file for
20990 function declarations.
20992 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20994 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20995 and tem2 if tem1 is not a REG or MULT.
20997 2008-04-08 Jan Hubicka <jh@suse.cz>
20999 * function.h (incomming_args): Break out of struct function.
21000 (function_subsections): Break out of struct function.
21001 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21002 return_rtx and hard_reg_initial_vals from struct function.
21003 Kill inl_max_label_num.
21004 (current_function_pops_args, current_function_args_info,
21005 current_function_args_size, current_function_args_size,
21006 current_function_pretend_args_size,
21007 current_function_outgoing_args_size,
21008 current_function_internal_arg_pointer, current_function_return_rtx):
21009 Kill compatibility accestor macros.
21010 * builtins.c (expand_builtin_apply_args_1): Update.
21011 (expand_builtin_next_arg): Update.
21012 * df-scan.c (df_get_call_refs): Update.
21013 * dbxout.c (dbxout_function_end): Update.
21014 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21015 (output_line_info): Update.
21016 (secname_for_decl): Update.
21017 (dwarf2out_var_location): Update.
21018 * function.c (free_after_compilation): Update.
21019 (assign_parm_find_stack_rtl): Update.
21020 (assign_parms): Update.
21021 (expand_dummy_function_end): Update.
21022 (expand_function_end): Update.
21023 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21024 (expand_call): Update.
21025 (emit_library_call_value_1): Update.
21026 (store_one_arg): Update.
21027 * varasm.c (initialize_cold_section_name): Update.
21028 (unlikely_text_section): Update.
21029 (unlikely_text_section_p): Update.
21030 (assemble_start_function): Update.
21031 (assemble_end_function): Update.
21032 (default_section_type_flags): Update.
21033 (switch_to_section): Update.
21034 * integrate.c (set_decl_abstract_flags): Update.
21035 (get_hard_reg_initial_val): Update.
21036 (has_hard_reg_initial_val): Update.
21037 (allocate_initial_values): Update.
21038 * resource.c (init_resource_info): Update.
21039 * config/alpha/alpha.c (NUM_ARGS): Update.
21040 (direct_return): Update.
21041 (alpha_va_start): Update.
21042 (alpha_sa_size): Update.
21043 (alpha_initial_elimination_offset): Update.
21044 (alpha_expand_prologue): Update.
21045 (alpha_start_function): Update.
21046 (alpha_expand_epilogue): Update.
21047 (unicosmk_initial_elimination_offset):
21048 * config/alpha/alpha.md (call expander): Update.
21049 * config/s390/s390.c (s390_register_info): Update.
21050 (s390_register_info): Update.
21051 (s390_frame_info): Update.
21052 (s390_initial_elimination_offset): Update.
21053 (s390_build_builtin_va_list): Update.
21054 (s390_va_start): Update.
21055 * config/spu/spu.c (direct_return): Update.
21056 (spu_expand_prologue): Update.
21057 (spu_initial_elimination_offset): Update.
21058 (spu_build_builtin_va_list): Update.
21059 (spu_va_start): Update.
21060 * config/sparc/sparc.c (sparc_init_modes): Update.
21061 (sparc_compute_frame_size): Update.
21062 (function_value): Update.
21063 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21064 * config/i386/i386.md (return expander): Update.
21065 * config/i386/i386.c (ix86_va_start): Update.
21066 (ix86_can_use_return_insn_p): Update.
21067 (ix86_compute_frame_layout): Update.
21068 (ix86_expand_epilogue): Update.
21069 * config/sh/sh.c (output_stack_adjust): Update.
21070 (calc_live_regs): Update.
21071 (sh_expand_prologue): Update.
21072 (sh_builtin_saveregs): Update.
21073 (sh_va_start): Update.
21074 (initial_elimination_offset): Update.
21075 (sh_allocate_initial_value): Update.
21076 (sh_function_ok_for_sibcall): Update.
21077 (sh_get_pr_initial_val): Update.
21078 * config/sh/sh.md (return expander): Update.
21079 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21080 * config/crx/crx.c (crx_compute_frame): UPdate.
21081 (crx_initial_elimination_offset): UPdate.
21082 * config/xtensa/xtensa.c (compute_frame_size): Update
21083 (xtensa_builtin_saveregs): Update.
21084 (xtensa_va_start): Update.
21085 (order_regs_for_local_alloc): Update.
21086 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21087 (xstormy16_expand_builtin_va_start): Update.
21088 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21089 * config/m68hc11/m68hc11.md (return expanders): Update.
21090 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21091 (expand_epilogue): Update.
21092 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21093 (cris_simple_epilogue): Update.
21094 (cris_expand_prologue): Update.
21095 (cris_expand_epilogue): Update.
21096 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21097 (compute_frame_size): Update.
21098 * config/mt/mt.c (mt_compute_frame_size): Update.
21099 * config/mn10300/mn10300.c (expand_prologue): Update.
21100 (expand_epilogue): Update.
21101 (initial_offset): Update.
21102 (mn10300_builtin_saveregs):
21103 * config/mn10300/mn10300.md (return expander): Update.
21104 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21105 (ia64_initial_elimination_offset): Update.
21106 (ia64_initial_elimination_offset): Update.
21107 (ia64_expand_prologue): Update.
21108 * config/m68k/m68k.md (return expander): Update.
21109 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21110 (rs6000_stack_info): Update.
21111 * config/mcore/mcore.c (layout_mcore_frame): Update.
21112 (mcore_expand_prolog): Update.
21113 * config/arc/arc.c (arc_compute_frame_size): Update.
21114 * config/score/score3.c (score3_compute_frame_size): Update.
21115 * config/score/score7.c (score7_compute_frame_size): Update.
21116 * config/arm/arm.c (use_return_insn): Update.
21117 (thumb_find_work_register): Update.
21118 (arm_compute_save_reg_mask): Update.
21119 (arm_output_function_prologue): Update.
21120 (arm_output_epilogue): Update.
21121 (arm_size_return_regs): Update.
21122 (arm_get_frame_offsets): Update.
21123 (arm_expand_prologue): Update.
21124 (thumb_exit): Update.
21125 (thumb_unexpanded_epilogue): Update.
21126 (thumb1_output_function_prologue): Update.
21127 * config/pa/pa.md (return expander): Update.
21128 * config/pa/pa.c (compute_frame_size): Update.
21129 (hppa_builtin_saveregs): Update.
21130 * config/mips/mips.c (mips_va_start): Update.
21131 (mips16_build_function_stub): Update.
21132 (mips_compute_frame_info): Update.
21133 (mips_restore_gp): Update.
21134 (mips_output_function_prologue): Update.
21135 (mips_expand_prologue): Update.
21136 * config/v850/v850.c (compute_frame_size): Update.
21137 (expand_prologue): * config/mmix/mmix.c (along): update.
21138 (mmix_initial_elimination_offset): update.
21139 (mmix_reorg): update.
21140 (mmix_use_simple_return): update.
21141 (mmix_expand_prologue): update.
21142 (mmix_expand_epilogue): Update.
21143 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21144 (emit_link_insn): Update.
21146 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21148 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21149 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21151 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21154 2008-04-07 Jan Hubicka <jh@suse.cz>
21156 * function.h (rtl): Rename to x_rtl.
21157 (crtl): New define.
21158 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21159 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21160 used_temp_slots avail_temp_slots, temp_slot_level,
21161 nonlocal_goto_handler_labels): Update accesstors.
21162 (rtl): New global variable.
21163 (struct function): Move some fileds to rtl_data.
21164 (get_arg_pointer_save_area): Update prototype.
21165 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21166 get_arg_pointer_save_area.
21167 * expr.c (init_expr): Update
21168 * function.c (get_frame_size): Update
21169 (assign_stack_local): Update
21170 (expand_function_end): Update.
21171 (get_art_pointer_save_area): Update
21173 * emit-rtl.c (rtl): Declare.
21174 (regno_reg_rtx): Declare.
21175 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21177 (gen_reg_rtx): Update.
21178 * varasm.c (n_deferred_constatns): Update accestor.
21179 (init_varasm_status): Do not allocate varasm_status.
21180 (force_const_mem, get_pool_size, output_constant_pool): Update.
21181 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21182 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21183 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21184 * sparc/sparc.h (INIT_EXPANDERS): Update.
21185 * ia64/ia64.h (INIT_EXPANDERS): Update.
21187 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21189 * reload.c (push_secondary_reload): Add missing break to for loop.
21191 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21193 PR middle-end/PR28690
21194 * rtlanal.c: Update copyright years.
21195 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21196 as REG_POINTER and MEM_POINTER operands.
21197 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21198 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21199 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21200 * gcse.c: Update copyright years.
21201 (pre_delete): Call gen_reg_rtx_and_attrs.
21202 (hoist_code): Likewise.
21203 (build_store_vectors): Likewise.
21204 (delete_store): Likewise.
21205 * loop-invariant.c (move_invariant_reg): Likewise.
21206 Update copyright years.
21208 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21210 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21211 control string instead of quoted.
21213 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21215 * doc/rtl.texi: Rewrite of subreg section.
21217 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21220 * config/i386/i386.c (legitimize_pic_address): Add treating
21221 of dllimport SYM_REF's.
21222 (legitimize_dllimport_symbol): Add prototype.
21224 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21226 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21227 reference in constructor with non self-referential type.
21229 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21231 Removal of Return with Depressed Stack Pointer support
21232 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21233 (ECF_SP_DEPRESSED): Likewise.
21234 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21235 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21236 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21237 (expand_call): Do not test ECF_SP_DEPRESSED.
21238 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21239 * function.c (keep_stack_depressed): Delete.
21240 (handle_epilogue_set): Likewise.
21241 (update_epilogue_consts): Likewise.
21242 (emit_equiv_load): Likewise.
21243 (thread_prologue_and_epilogue_insns): Remove support for Return with
21244 Depressed Stack Pointer.
21245 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21247 2008-04-06 Richard Guenther <rguenther@suse.de>
21249 PR tree-optimization/35400
21250 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21251 information from SSA_NAMEs.
21253 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21255 * config/avr/avr.h (avr_mega_p): Remove declaration.
21256 (AVR_MEGA): Remove macro.
21257 * config/avr/avr.c (avr_mega_p): Remove variable.
21258 (avr_override_options): Remove inicializion of avr_mega_p.
21259 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21260 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21261 (avr_jump_mode): (Ditto.).
21262 (avr_output_progmem_section_asm_op): (Ditto.).
21263 (avr_asm_init_sections): (Ditto.).
21264 (avr_asm_init_sections): (Ditto.).
21265 (avr_rtx_costs): (Ditto.).
21266 * config/avr/avr.md: (Ditto.).
21267 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21270 2008-04-06 Richard Guenther <rguenther@suse.de>
21272 PR tree-optimization/35842
21273 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21274 is_gimple_invariant_address.
21276 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21278 * gcc.c (default_compilers): Sync Fortran extensions list with
21279 that in fortran/lang-specs.h.
21280 * doc/invoke.texi: Likewise.
21281 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21282 * dwarf2out.c (gen_compile_unit_die): Likewise.
21284 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21286 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21288 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21291 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21292 attribute is used for nested functions.
21294 2008-04-05 Jan Hubicka <jh@suse.cz>
21296 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21298 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21300 (dump_files): Update.
21301 (enable_rtl_dump_file): Do not accept letter argument.
21302 * tree-pass.h (dump_file_info): Remove letter argument.
21303 * toplev.c (decode_d_option): Update -da handling.
21304 * toplev.h (enable_rtl_dump_file): Update prototype.
21305 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21306 it out based on pass type.
21307 (register_dump_files_1): Likewise.
21308 (init_optimization_passes): Update register_one_dump_file calls.
21309 (execute_one_pass): Sanity check that IPA passes are called at IPA
21310 level and RTL passes at RTL level.
21311 (execute_pass_list): IPA pass can not be after or subpass of
21313 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21314 disallov RTL subpasses of IPA subpasses.
21316 2008-04-05 Ben Elliston <bje@au.ibm.com>
21318 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21319 builtins that return exactly once and do not throw. Cache call to
21322 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21324 PR rtl-optimization/34916
21325 PR middle-end/35519
21326 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21327 between instruction pairs.
21329 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21331 * doc/invoke.texi: Document -mbitops for SH.
21332 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21333 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21334 * config/sh/sh.c (print_operand): Add %t operand code.
21335 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21336 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21337 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21338 (extendqihi2): Likewise.
21339 (movqi_i): Likewise.
21340 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21341 (extv): Use bld instruction for SH2A if possible.
21343 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21344 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21345 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21346 (bset.b, bclr.b): Define peepholes.
21347 * config/sh/sh.opt (mbitops): New option.
21349 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21352 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21353 and view convert expression.
21355 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21358 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21360 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21362 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21364 * config/i386/cpuid.h (bit_AES): New.
21365 (bit_PCLMUL): Likewise.
21367 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21368 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21369 SSE2 if AES or PCLMUL is enabled.
21370 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21371 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21372 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21373 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21374 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21375 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21376 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21377 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21378 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21379 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21380 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21381 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21382 __builtin_ia32_aeskeygenassist128 and
21383 __builtin_ia32_pclmulqdq128.
21384 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21385 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21386 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21388 * config/i386/i386.h (TARGET_AES): New.
21389 (TARGET_PCLMUL): Likewise.
21390 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21392 * config/i386/i386.md (UNSPEC_AESENC): New.
21393 (UNSPEC_AESENCLAST): Likewise.
21394 (UNSPEC_AESDEC): Likewise.
21395 (UNSPEC_AESDECLAST): Likewise.
21396 (UNSPEC_AESIMC): Likewise.
21397 (UNSPEC_AESKEYGENASSIST): Likewise.
21398 (UNSPEC_PCLMUL): Likewise.
21400 * config/i386/i386.opt (maes): New.
21401 (mpclmul): Likewise.
21403 * config/i386/sse.md (aesenc): New pattern.
21404 (aesenclast): Likewise.
21405 (aesdec): Likewise.
21406 (aesdeclast): Likewise.
21407 (aesimc): Likewise.
21408 (aeskeygenassist): Likewise.
21409 (pclmulqdq): Likewise.
21411 * config/i386/wmmintrin.h: New.
21413 * doc/extend.texi: Document AES and PCLMUL built-in function.
21415 * doc/invoke.texi: Document -maes and -mpclmul.
21417 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21419 * function.c (free_after_parsing): Replace with
21420 cxx_push_function_context from C++ front-end.
21421 (allocate_struct_function): Don't call langhook.
21422 * langhooks.h (struct lang_hooks_for_functions): Delete.
21423 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21425 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21426 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21427 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21428 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21429 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21430 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21431 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21433 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21434 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21436 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21439 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21442 2008-04-04 Richard Guenther <rguenther@suse.de>
21444 PR middle-end/35823
21445 * fold-const.c (optimize_minmax_comparison): Use the correct
21446 type for the constant in the simplified comparison.
21448 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21450 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21451 Pass L2 size as "--param l2-cache-size" to the compiler.
21452 (decode_l2_cache): New function to decode L2 cache parameters using
21453 0x8000006 extended cpuid function.
21454 (detect_caches_amd): Determine parameters of L2 cache using
21455 decode_l2_caches function.
21456 (decode_caches_intel): Decode L2 cache parameters.
21457 (detect_caches_intel): Determine L2 cache parameters using
21458 decode_caches_intel and decode_l2_caches functions.
21460 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21462 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21463 secondary input reload for subword loads from the constant pool.
21465 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21468 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21469 constants of the appropriate size for runtime calculations.
21472 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21473 decimal-float literal constant zero.
21475 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21478 * c-parser.c (c_parser_omp_atomic): Call
21479 default_function_array_conversion on the RHS.
21481 PR middle-end/35818
21482 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21483 call is_variable_sized if decl has incomplete type.
21485 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21487 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21489 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21491 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21493 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21494 (sgt<u>): Merge sgt and sgtu into new expander.
21495 (sgt, sgtu): Remove expanders.
21496 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21497 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21498 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21499 *sgtu_<mode>_mips16 into new pattern.
21500 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21501 (sge<u>): Merge sge and sgeu into new expander.
21502 (sge, sgeu): Remove expanders.
21503 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21505 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21506 (slt<u>): Merge slt and sltu into new expander.
21507 (slt, sltu): Remove expanders.
21508 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21509 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21510 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21511 *sltu_<mode>_mips16 into new pattern.
21512 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21513 (sle<u>): Merge sle and sleu into new expander.
21514 (sle, sleu): Remove expanders.
21515 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21516 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21517 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21518 *sleu_<mode>_mips16 into new pattern.
21519 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21521 2008-04-03 Jan Hubicka <jh@suse.cz>
21523 PR tree-optimization/35795
21524 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21525 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21526 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21527 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21528 * score/score3.c (score3_output_mi_thunk): Likewise.
21529 * score/score7.c (score7_output_mi_thunk): Likewise.
21530 * mips/mips.c (mips_output_mi_thunk): Likewise.
21532 2008-04-03 Richard Guenther <rguenther@suse.de>
21534 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21535 conversions. Simplify code.
21537 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21539 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21541 2008-04-03 Tom Tromey <tromey@redhat.com>
21542 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21544 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21545 * config/bfin/t-bfin-linux (generated_files): Add
21546 linux-sysroot-suffix.h.
21547 * doc/install.texi (Prerequisites): Require make 3.80.
21548 * doc/sourcebuild.texi (Front End Directory): Document new
21550 * Makefile.in (generated_files): New variable.
21551 (ALL_HOST_OBJS): New variable.
21552 ($(ALL_HOST_OBJS)): New target.
21554 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21556 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21557 (remap_block): Call id->transform_lang_insert_block instead
21559 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21560 Set id.transform_lang_insert_block to NULL.
21561 (clone_body): Move to cp/optimize.c
21562 * tree-inline.h (struct copy_body_data): Change
21563 transform_lang_insert_block to function pointer.
21564 (copy_generic_body, copy_decl_no_change): Export.
21565 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21566 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21567 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21569 * c-tree.h (insert_block): Kill.
21570 * c-decl.c (insert_block): Kill.
21572 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21574 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21575 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21576 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21578 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21579 argument, call {push,pop}_function_context from here.
21580 * c-parser.c: Use c_{push,pop}_function_context.
21582 * function.c (push_function_context_to): Move meat ...
21583 (push_function_context): ... here. Simplify.
21584 * function.c (pop_function_context_from): Move meat ...
21585 (pop_function_context): ... here. Simplify.
21586 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21588 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21589 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21590 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21591 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21593 2008-04-03 Ben Elliston <bje@au.ibm.com>
21595 * expmed.c (extract_force_align_mem_bit_field): Remove.
21597 2008-04-03 Richard Guenther <rguenther@suse.de>
21599 PR middle-end/35800
21600 * expr.h (try_casesi): Adjust prototype.
21601 * expr.c (try_casesi): Take fallback label as extra parameter.
21602 Use that for gen_casesi if default_label is NULL.
21603 * stmt.c (expand_case): Pass fallback label to try_casesi,
21604 make sure to fill gaps with a fallback label if default_label
21607 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21610 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21612 2008-04-03 Ben Elliston <bje@au.ibm.com>
21614 * expmed.c (extract_split_bit_field): Remove if (0) code.
21615 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21616 (do_ds_constraint): Likewise.
21618 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21620 * doc/cppopts.texi (-dU): Document.
21621 * c-common.h (flag_dump_macros): Update comment.
21622 * c-opts.c (handle_OPT_d): Handle -dU.
21623 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21624 dump_queued_macros, cb_used_define, cb_used_undef): New.
21625 (init_pp_output): Handle -dU.
21626 (cb_line_change): Call dump_queued_macros.
21627 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21629 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21631 * config/avr/predicates.md (io_address_operand): New predicate.
21632 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21633 * config/avr/avr.c (avr_io_address_p): Remove function.
21634 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21635 'avr_io_address_p' function.
21636 (out_movhi_r_mr): (Ditto.).
21637 (out_movqi_mr_r): (Ditto.).
21638 (out_movhi_mr_r): (Ditto.).
21639 (avr_address_cost): (Ditto.).
21641 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21643 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21644 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21645 in 32bit mode when XMM registers are available to avoid store
21647 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21648 corresponding post-reload splitters.
21650 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21652 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21653 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21654 __builtin_ia32_roundss.
21655 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21656 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21657 __builtin_ia32_roundss.
21658 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21659 IX86_BUILTIN_SHUFPD here.
21661 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21663 * config/i386/i386.md (plogic): New.
21664 (plogicprefix): Likewise.
21666 * config/i386/mmx.md (mmx_<code><mode>3): New.
21667 (mmx_and<mode>3): Removed.
21668 (mmx_ior<mode>3): Likewise.
21669 (mmx_xor<mode>3): Likewise.
21671 * config/i386/sse.md (<code><mode>3): New.
21672 (*<code><mode>3): Likewise.
21673 (*<code><mode>3): Likewise.
21674 (<code><mode>3): Likewise.
21675 (*sse_<code><mode>3): Likewise.
21676 (*sse2_<code><mode>3): Likewise.
21677 (<code>tf3): Likewise.
21678 (*<code>tf3): Likewise.
21679 (and<mode>3): Likewise.
21680 (*and<mode>3): Likewise.
21681 (ior<mode>3): Removed.
21682 (*ior<mode>3): Likewise.
21683 (xor<mode>3): Likewise.
21684 (*xor<mode>3): Likewise.
21685 (*and<mode>3): Likewise.
21686 (*ior<mode>3): Likewise.
21687 (*xor<mode>3): Likewise.
21688 (and<mode>3): Likewise.
21689 (*sse_and<mode>3): Likewise.
21690 (*sse2_and<mode>3): Likewise.
21691 (andtf3): Likewise.
21692 (*andtf3): Likewise.
21693 (ior<mode>3): Likewise.
21694 (*sse_ior<mode>3): Likewise.
21695 (*sse2_ior<mode>3): Likewise.
21696 (iortf3): Likewise.
21697 (*iortf3): Likewise.
21698 (xor<mode>3): Likewise.
21699 (*sse_xor<mode>3): Likewise.
21700 (*sse2_xor<mode>3): Likewise.
21701 (xortf3): Likewise.
21702 (*xortf3): Likewise.
21704 2008-04-02 Richard Guenther <rguenther@suse.de>
21706 PR tree-optimization/14495
21707 PR tree-optimization/34793
21708 * tree-vrp.c (struct switch_update): New structure.
21709 (to_remove_edges, to_update_switch_stmts): New VECs.
21710 (simplify_switch_using_ranges): New function. Remove not taken
21711 case labels and edges.
21712 (simplify_stmt_using_ranges): Call it.
21713 (identify_jump_threads): Mark edges we have queued for removal
21714 so we don't thread them.
21715 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21717 * tree-cfg.c (group_case_labels): Deal with missing default label.
21718 (tree_verify_flow_info): Allow missing default label.
21719 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21720 (emit_case_nodes): Likewise.
21721 (expand_case): Do not rely on the default label to be present.
21722 * expr.c (try_casesi): Deal with NULL default_label.
21723 (do_tablejump): Likewise.
21725 2008-04-02 Richard Guenther <rguenther@suse.de>
21727 PR tree-optimization/14495
21728 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21729 SWITCH_EXPR here ...
21730 (vrp_visit_switch_stmt): ... but here (new function).
21731 (find_case_label_index): New helper function.
21732 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21734 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21736 * fwprop.c: Fix ISO-C99ism.
21738 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21741 * Makefile.in (objdir): Set it here.
21742 * configure.ac: Not here. Find dynamic linker characteristics.
21743 * exec-tool.in: Use them.
21744 * aclocal.m4: Regenerate.
21745 * configure: Regenerate.
21747 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21749 * expr.c (expand_var): Delete it.
21750 * expr.h (expand_var): Delete prototype.
21751 * function.c (expand_function_start): Use expand_decl instead.
21752 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21755 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21757 PR rtl-optimization/35542
21758 * fwprop.c (forward_propagate_and_simplify): Replace
21759 loc_reg_mentioned_in_p with reg_mentioned_p.
21761 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21763 PR rtl-optimization/35281
21764 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21765 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21766 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21767 (varying_mem_p): Move above propagate_rtx.
21768 (all_uses_available_at): Do not check MEMs.
21770 2008-04-02 Rafael Espíndola <espindola@google.com>
21772 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21773 (register_edge_assert_for_2): Split the cond argument.
21774 (register_edge_assert_for_1): Adjust for the change in
21775 register_edge_assert_for_2.
21776 (register_edge_assert_for): Split the cond argument.
21777 (find_switch_asserts): Adjust for the change in
21778 register_edge_assert_for.
21780 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21782 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21783 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21784 offsets for 64-bit mingw.
21785 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21786 abi for x86_64-pc-mingw.
21788 2008-04-02 Richard Guenther <rguenther@suse.de>
21790 * tree-vrp.c (extract_range_from_assert): Make sure to not
21791 produce range min/max with TREE_OVERFOW set.
21792 If merging a anti-range and a range keep the anti-range if
21793 the range covers all values of the type.
21794 (register_edge_assert_for_2): Only allow sign-changing
21795 conversions in detecting canonical range checks. Also
21796 register an assert for the unsigned name if useful.
21798 PR tree-optimization/35787
21799 * tree-vrp.c (vrp_val_max): New function.
21800 (vrp_val_min): Likewise.
21801 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21802 (vrp_val_is_min): Likewise.
21803 (supports_overflow_infinity): Use vrp_val_{min,max}.
21804 (negative_overflow_infinity): Likewise.
21805 (positive_overflow_infinity): Likewise.
21806 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21807 (is_positive_overflow_infinity): Likewise.
21808 (is_overflow_infinity): Likewise.
21809 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21810 vrp_val_is_{min,max}.
21811 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21812 to ranges if possible. Avoid empty ranges.
21814 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21816 PR middle-end/35705
21817 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21818 the expression is a function address.
21820 2008-04-01 George Helffrich <george@gcc.gnu.org>
21822 PR fortran/35154, fortran/23057
21823 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21824 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21825 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21826 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21828 (dbxout_syms): Check for COMMON-based symbol and wrap in
21829 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21830 in bracket for efficiency.
21832 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21833 using DW_TAG_common_block + member offset.
21834 (add_pubname_string): New function.
21835 (dw_expand_expr): New function to find block name and offset for
21837 (common_check): New function to check whether symbol in Fortran COMMON.
21838 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21840 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21843 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21845 2008-04-02 Ben Elliston <bje@au.ibm.com>
21847 * config/v850/v850.md (casesi): Remove if (0) code.
21848 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21849 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21851 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21853 * config/i386/i386.md (rex64suffix): New mode attribute.
21854 (floathi<mode>2): Disable expander for SSE math.
21855 (*floathi<mode>2_1): New insn insn_and_split pattern.
21856 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21857 corresponding post-reload splitters.
21858 (*floathi<mode>2_i387): New macroized insn pattern.
21859 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21860 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21861 insn_and_split pattern.
21862 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21863 New macroized instruction patterns and corresponding post-reload
21865 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21866 and corresponding post-reload splitters.
21867 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21868 New macroized instruction patterns.
21869 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21870 macroized instruction patterns and corresponding post-reload splitters.
21871 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21872 corresponding post-reload splitters.
21873 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21874 New macroized instruction patterns.
21875 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21876 corresponding post-reload splitters.
21877 (*floatsi<mode>2_i387): New macroized instruction patterns.
21879 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21881 * config/i386/i386.md (smaxmin): New.
21882 (umaxmin): Likewise.
21883 (maxminiprefix): Likewise.
21884 (maxminfprefix): Likewise.
21885 (<code><mode>3): Likewise.
21886 (smin<mode>3): Removed.
21887 (smax<mode>3): Likewise.
21889 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21890 (mmx_<code>v4hi3): Likewise.
21891 (mmx_<code>v8qi3): Likewise.
21892 (mmx_smaxv2sf3): Removed.
21893 (mmx_sminv2sf3): Likewise.
21894 (mmx_umaxv8qi3): Likewise.
21895 (mmx_smaxv4hi3): Likewise.
21896 (mmx_uminv8qi3): Likewise.
21897 (mmx_sminv4hi3): Likewise.
21899 * config/i386/sse.md (<addsub><mode>3): New.
21900 (*<addsub><mode>3): Likewise.
21901 (<sse>_vm<addsub><mode>3): Likewise.
21902 (<maxmin><mode>3): Likewise.
21903 (*<maxmin><mode>3_finite): Likewise.
21904 (*<maxmin><mode>3): Likewise.
21905 (<sse>_vm<maxmin><mode>3): Likewise.
21906 (sse3_h<addsub>v4sf3): Likewise.
21907 (sse3_h<addsub>v2df3): Likewise.
21908 (<maxmin>v16qi3): Likewise.
21909 (*<maxmin>v16qi3): Likewise.
21910 (<maxmin>v8hi3): Likewise.
21911 (*<maxmin>v8hi3): Likewise.
21912 (*sse4_1_<maxmin><mode>3): Likewise.
21913 (*sse4_1_<maxmin><mode>3): Likewise.
21914 (add<mode>3): Removed.
21915 (*add<mode>3): Likewise.
21916 (<sse>_vmadd<mode>3): Likewise.
21917 (sub<mode>3): Likewise.
21918 (*sub<mode>3): Likewise.
21919 (<sse>_vmsub<mode>3): Likewise.
21920 (smin<mode>3): Likewise.
21921 (*smin<mode>3_finite): Likewise.
21922 (*smin<mode>3): Likewise.
21923 (<sse>_vmsmin<mode>3): Likewise.
21924 (smax<mode>3): Likewise.
21925 (*smax<mode>3_finite): Likewise.
21926 (*smax<mode>3): Likewise.
21927 (<sse>_vmsmax<mode>3): Likewise.
21928 (sse3_haddv4sf3): Likewise.
21929 (sse3_haddv2df3): Likewise.
21930 (sse3_hsubv4sf3): Likewise.
21931 (sse3_hsubv2df3): Likewise.
21932 (umaxv16qi3): Likewise.
21933 (*umaxv16qi3): Likewise.
21934 (smaxv8hi3): Likewise.
21935 (*smaxv8hi3): Likewise.
21936 (*sse4_1_smax<mode>3): Likewise.
21937 (*sse4_1_umax<mode>3): Likewise.
21938 (uminv16qi3): Likewise.
21939 (*uminv16qi3): Likewise.
21940 (sminv8hi3): Likewise.
21941 (*sminv8hi3): Likewise.
21942 (*sse4_1_smin<mode>3): Likewise.
21943 (*sse4_1_umin<mode>3): Likewise.
21945 2008-04-01 Rafael Espíndola <espindola@google.com>
21947 * tree-cfg.c (verify_expr): remove in_phi.
21948 (verify_stmt): Don't call walk_tree with verify_expr. Use
21949 is_gimple_min_invariant instead of is_gimple_val.
21951 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21953 * doc/include/gpl_v3.texi: Update for manpage generation.
21954 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21956 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21957 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21958 gpl_v3.texi instead of gpl.texi.
21961 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21964 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21966 2008-04-01 Rafael Espíndola <espindola@google.com>
21968 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21969 (extract_code_and_val_from_cond): Use
21970 extract_code_and_val_from_cond_with_ops.
21972 2008-04-01 Jan Hubicka <jh@suse.cz>
21974 * function.c (free_after_compilation): Free epilogue_delay_list.
21975 (prepare_function_start): Assert that previous compilation was freed.
21977 2008-04-01 Jan Hubicka <jh@suse.cz>
21978 Jim Wilson <wilson@tuliptree.org>
21979 Andreas Tobler <andreast@gcc.gnu.org>
21981 PR middle-end/35781
21982 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21983 rtl.emit instead cfun->emit.
21984 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21985 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21987 2008-04-01 Ben Elliston <bje@au.ibm.com>
21989 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21991 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21993 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21995 (fprofile-use): Add var flag_profile_use
21996 * coverage.c (coverage_begin_output): Do not open a gcno file for
21997 output only if -ftest-coverage is set.
21998 Do not add getpwd() to gcda file path.
21999 (build_gcov_info): Check the new flag
22000 flag_profile_datafile_relative_path.
22001 (coverage_init): Use profile_data_prefix.
22002 Read profile counter only if flag_profile_use is set.
22003 * opts.c (common_handle_option): New option fprofile-use=,
22004 fprofile-dir=, fprofile-generate=.
22005 * toplev.c (profile_data_prefix): New variable definition.
22006 * toplev.h (profile_data_prefix): New declaration.
22007 * doc/invoke.tex (Option Summary, Optimization Options):
22010 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22012 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22013 use tmp consistently.
22016 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22017 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22018 UNSPEC_FR_RECIP_APPROX_RES.
22019 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22021 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22024 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22026 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22028 PR middle-end/30186
22029 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22030 element of the vector via a pointer.
22032 2008-03-31 Ian Lance Taylor <iant@google.com>
22034 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22036 2008-03-31 Jan Hubicka <jh@suse.cz>
22038 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22039 get_arg_pointer_save_area.
22040 * expr.c (init_expr): Just clear out rtl.expr.
22041 * function.c (free_after_compilation): Clear out whole RTL structure.
22042 (get_func_frame_size): Merge into ...
22043 (get_frame_size): ... this one.
22044 (assign_stack_local_1): Merge into ...
22045 (assign_stack_local): ... this one.
22046 (expand_function_end): Update call of get_arg_pointer_save_area.
22047 (get_art_pointer_save_area): Remove cfun argument.
22048 * function.h (emit_status): regno_pointer_align does not need length
22049 attribute. Move x_regno_reg_rtx to ...
22050 (regno_reg_rtx): ... new global array.
22051 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22052 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22053 apply_args_value, forced_labels, stack_pointer_delta):
22055 (struct varasm_status): Move here from varasm.c
22056 (struct rtl_data): New. Move here some fields from struct function.
22057 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22058 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22059 used_temp_slots avail_temp_slots, temp_slot_level,
22060 nonlocal_goto_handler_labels): Update accesstors.
22061 (rtl): New global variable.
22062 (struct function): Move some fileds to rtl_data.
22063 (get_arg_pointer_save_area): Update prototype.
22064 * emit-rtl.c (rtl): Declare.
22065 (regno_reg_rtx): Declare.
22066 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22068 (gen_reg_rtx): Update.
22069 (init_virtual_regs): Do not tate emit_status argument.
22070 (init_emit): Do not allocate emit.
22071 * varasm.c (varasm_statuc): Move to function.h.
22072 (n_deferred_constatns): Update accestor.
22073 (init_varasm_status): Do not allocate varasm_status.
22074 (force_const_mem, get_pool_size, output_constant_pool): Update.
22075 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22076 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22078 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22080 PR rtl-optimization/35729
22081 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22084 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22087 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22088 load/store if memory is unaligned.
22089 (*movti_rex64): Likewise.
22091 * config/i386/predicates.md (misaligned_operand): New.
22093 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22096 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22099 2008-03-31 Jan Beulich <jbeulich@novell.com>
22101 * config/ia64/constraints.md: Add 'j' constraint.
22102 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22103 (movdi_internal): Likewise.
22105 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22108 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22110 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22113 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22114 proper error message for the third argument on blendpd and
22117 * config/i386/sse.md (blendbits): New.
22118 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22120 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22122 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22124 2008-03-30 Richard Guenther <rguenther@suse.de>
22126 PR middle-end/31023
22127 * fold-const.c (fold_sign_changed_comparison): Do leave
22128 conversions to base-types alone.
22130 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22132 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22133 the link register if one altivec register is be saved.
22135 2008-03-30 Ben Elliston <bje@au.ibm.com>
22137 * final.c (final_scan_insn): Remove if (0) code.
22139 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22141 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22143 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22145 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22146 of V4SFmode to ix86_binary_operator_ok.
22148 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22150 * config/i386/i386.c (override_options): Initialize
22151 ix86_veclib_handler to ix86_veclibabi_svml when
22152 -mveclibabi=svml is used.
22153 (ix86_veclibabi_svml): New function for SVML ABI style
22154 vectorization support.
22155 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22157 2008-03-28 Rafael Espíndola <espindola@google.com>
22159 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22160 (tree_binary_nonnegative_warnv_p): Make it public.
22161 (tree_single_nonnegative_warnv_p): Make it public.
22162 (tree_invalid_nonnegative_warnv_p): Make it public.
22163 (tree_unary_nonzero_warnv_p): Make it public.
22164 (tree_binary_nonzero_warnv_p): Make it public
22165 (tree_single_nonzero_warnv_p): Make it public.
22166 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22167 (extract_range_from_binary_expr): Split the expr argument.
22168 (extract_range_from_unary_expr): Split the expr argument.
22169 (extract_range_from_comparison): Split the expr argument.
22170 (extract_range_from_expr): Use the new aux functions.
22171 (vrp_evaluate_conditional_warnv): Use
22172 vrp_evaluate_conditional_warnv_with_ops.
22173 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22174 (tree_binary_nonzero_warnv_p): Declare.
22175 (tree_single_nonzero_warnv_p): Declare.
22176 (tree_expr_nonzero_warnv_p): Declare.
22177 (tree_unary_nonnegative_warnv_p): Declare.
22178 (tree_binary_nonnegative_warnv_p): Declare.
22179 (tree_single_nonnegative_warnv_p): Declare.
22180 (tree_invalid_nonnegative_warnv_p): Declare.
22182 2008-03-28 Richard Guenther <rguenther@suse.de>
22184 PR tree-optimization/30317
22185 PR tree-optimization/30911
22186 PR tree-optimization/34793
22187 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22188 (struct assert_locus_d): New member EXPR.
22189 (register_new_assert_for): Add EXPR parameter to support
22190 ASSERT_EXPR <name, expr OP limit>.
22191 (register_edge_assert_for_1): Adjust callers.
22192 (find_assert_locations): Likewise.
22193 (process_assert_insertions_for): Build condition from expression.
22194 (extract_range_from_assert): Handle ASSERT_EXPRs
22195 of the form ASSERT_EXPR <name, expr OP limit>.
22196 (register_edge_assert_for_2): New helper registering
22197 asserts for comparisons. Recognize range tests of the form
22198 (unsigned)i - CST1 OP CST2.
22199 (register_edge_assert_for_1): Use it.
22200 (register_edge_assert_for): Likewise.
22201 (needs_overflow_infinity): Integer sub-types
22202 do not need overflow infinities.
22203 (vrp_val_is_max): The extreme values of integer sub-types
22204 are those of the base type.
22205 (vrp_val_is_min): Likewise.
22206 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22209 2008-03-28 Nick Clifton <nickc@redhat.com>
22212 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22213 Return GENERAL_REGS for stack adjustment reloads.
22215 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22218 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22219 const_vector when all the vectors are constant.
22221 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22223 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22225 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22226 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22228 (s<code>_sf): Use new scc_sf attribute for opcode names.
22230 2008-03-27 Tom Tromey <tromey@redhat.com>
22232 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22233 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22234 config/spu/t-spu-elf, config/i386/t-interix,
22235 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22236 config/i386/x-darwin, config/i386/x-mingw32,
22237 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22238 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22239 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22240 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22241 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22242 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22243 config/score/t-score-elf, config/arm/t-strongarm-pe,
22244 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22245 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22246 Revert automatic dependency patch.
22248 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22251 * config/i386/i386.c (ix86_function_arg_boundary): Align
22252 decimal floating point to its natural boundary.
22254 2008-03-27 Richard Guenther <rguenther@suse.de>
22256 PR middle-end/35716
22257 * fold-const.c (fold_comparison): Restrict distinct decl
22258 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22259 solely rely on operand_equal_p.
22261 2008-03-27 Richard Guenther <rguenther@suse.de>
22264 * c-common.c (handle_weak_attribute): Reject combination of
22267 2008-03-27 Richard Guenther <rguenther@suse.de>
22269 PR tree-optimization/32810
22270 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22271 conversions from DECL_INITIAL.
22272 (fold_const_aggregate_ref): Likewise from constructor elements.
22274 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22276 * tree-affine.h (aff_combination_expand): Declare.
22277 (get_inner_reference_aff): Likewise.
22278 * tree-affine.c (aff_combination_expand): Split out from
22279 tree_to_aff_combination_expand.
22280 (get_inner_reference_aff): New function.
22281 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22282 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22283 (struct lim_aux_data): sm_done field removed.
22284 (mem_ref_loc_p, mem_ref_locs_p): New types.
22285 (struct mem_ref): Added id, stored, accesses_in_loop,
22286 indep_loop, dep_loop, indep_ref, dep_ref fields.
22287 Removed is_stored, locs and next fields.
22288 (memory_accesses): New variable.
22289 (movement_possibility): Do not allow moving statements
22290 that store to memory.
22291 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22293 (determine_max_movement): For statements with memory references,
22294 find the outermost loop in that the reference is independent.
22295 (move_computations_stmt): Mark the virtual operands for renaming.
22296 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22297 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22298 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22299 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22300 create_vop_ref_mapping, analyze_memory_references,
22301 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22302 get_all_locs_in_loop, ref_always_accessed_p,
22303 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22304 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22305 store_motion_loop, store_motion): New functions.
22306 (struct vop_to_refs_elt): New type.
22307 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22308 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22309 (schedule_sm): Replaced by...
22310 (execute_sm): ... this.
22311 (determine_lsm_ref, hoist_memory_references,
22312 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22313 find_more_ref_vops, free_mem_ref, free_mem_refs,
22314 determine_lsm_loop, determine_lsm): Removed.
22315 (tree_ssa_lim_finalize): Free data structures used by store motion.
22316 (tree_ssa_lim): Call analyze_memory_references. Use
22317 store_motion instead of determine_lsm.
22319 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22321 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22322 rename tmake_file to m68hc11/t-m68hc11.
22323 (mcore): Set inhibit_libc to true.
22324 * config.host (alpha*-dec-*vms*): Set extra_programs.
22325 (interix3*): Don't use host_xmake_file.
22326 * configure.ac: Let config.gcc override inhibit_libc.
22327 * configure: Regenerate.
22329 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22330 * config/t-openbsd-thread: Remove commented out lines.
22332 * config/x-interix: Remove.
22334 * config/m68hc11/t-m68hc11-gas: Rename to...
22335 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22337 * config/mcore/t-mcore: Remove T_CFLAGS.
22338 * config/mcore/t-mcore-pe: Likewise.
22340 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22342 * configure.ac: Replace custom __GNU_SOURCE test with
22343 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22344 * aclocal.m4: Regenerate.
22345 * configure: Regenerate.
22346 * config.in: Regenerate.
22348 2008-03-27 Richard Guenther <rguenther@suse.de>
22350 * fold-const.c (target.h): Include.
22351 (fold_comparison): Fold comparison of addresses of decls
22352 that bind locally or of constants. Consolidate address folding code.
22353 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22354 results from fold_binary_to_constant.
22355 (compare_values_warnv): Likewise.
22357 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22359 PR middle-end/35429
22360 * fold-const.c (fold_truthop): Check for integeral types when folding
22361 a == 0 && b == 0 and a != 0 || b != 0 .
22363 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22365 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22367 2008-03-26 Andreas Schwab <schwab@suse.de>
22369 * doc/invoke.texi: Fix use of @item vs. @itemx.
22371 2008-03-26 Tom Tromey <tromey@redhat.com>
22373 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22374 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22375 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22376 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22377 build/genconstants.o, build/genemit.o, build/genextract.o,
22378 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22379 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22382 2008-03-26 Richard Guenther <rguenther@suse.de>
22385 2008-03-26 Richard Guenther <rguenther@suse.de>
22387 * fold-const.c (target.h): Include.
22388 (fold_comparison): Fold comparison of addresses of two decls
22389 that bind locally. Consolidate address folding code.
22391 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22393 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22394 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22395 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22396 dconstsqrt2, dconstthird, dconste and/or dconst10.
22397 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22398 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22399 dconstsqrt2, dconste): Delete.
22400 (init_emit_once): Likewise. Simplify initializing dconstm1.
22402 * real.c (get_real_const): New.
22403 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22404 dconstsqrt2, dconste): Delete.
22405 (real_value_const, get_real_const): New.
22407 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22409 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22411 * config/i386/i386.c (ix86_function_arg_boundary): Check
22412 BIGGEST_ALIGNMENT instead of 128.
22413 (setup_incoming_varargs_64): Likewise.
22415 2008-03-26 Tom Tromey <tromey@redhat.com>
22417 * Makefile.in (DEPFILES): Add missing '/'.
22419 2008-03-26 Richard Guenther <rguenther@suse.de>
22421 * fold-const.c (target.h): Include.
22422 (fold_comparison): Fold comparison of addresses of two decls
22423 that bind locally. Consolidate address folding code.
22425 2008-03-26 Nick Clifton <nickc@redhat.com>
22428 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22429 not allow INT+INT as a legitimate addressing mode.
22431 2008-03-26 Richard Guenther <rguenther@suse.de>
22433 * tree-flow.h (widen_bitfield): Remove declaration.
22434 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22435 (widen_bitfield): Remove function.
22436 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22439 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22442 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22445 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22447 PR rtl-optimization/35232
22448 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22449 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22450 reg_reloaded_call_part_clobbered here.
22451 (reload_regs_reach_end_p): New function.
22452 (reload_reg_rtx_for_input): New variable.
22453 (reload_reg_rtx_for_output): Likewise.
22454 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22455 when reassigning a pseudo register. Load reloadreg from
22456 reload_reg_rtx_for_input, moving the mode and register
22458 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22459 instead of the original when deciding whether an input reload
22460 would be a no-op or whether an output reload can be deleted.
22461 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22462 when setting up new_spill_reg_store. Load it from
22463 reload_reg_rtx_for_output, moving the mode and register
22465 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22466 instead of the original when deciding whether an output reload
22467 would be a no-op. Do the same when modifying insn notes.
22468 Use rtx_equal_p instead of == to compare the registers.
22469 (inherit_piecemeal_p): Take a mode and two register numbers
22471 (emit_reload_insns): Clear new_spill_reg_store for every hard
22472 register in the reload register. Remove spill registers
22473 from reg_reloaded_valid before considering whether to record
22474 inheritance information for them. Use reload_reg_rtx_for_output
22475 instead of reg_rtx when recording output reloads. Use
22476 reload_reg_rtx_for_input instead of reg_rtx when recording
22477 input reloads. Set or clear reg_reloaded_call_part_clobbered
22478 at the same time as setting reg_reloaded_valid.
22479 (delete_output_reload): Add a new_reload_reg parameter and use it
22480 instead of rld[j].reg_rtx.
22481 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22484 2008-03-25 Tom Tromey <tromey@redhat.com>
22486 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22487 (build/genattr.o): Likewise.
22488 (build/genattrtab.o): Likewise.
22489 (build/gencodes.o): Likewise.
22490 (build/genconfig.o): Likewise.
22491 (build/genconstants.o): Likewise.
22492 (build/genemit.o): Likewise.
22493 (build/genextract.o): Likewise.
22494 (build/genflags.o): Likewise.
22496 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22498 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22499 instead of size_int for integer types.
22500 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22501 to match type of MINUS_EXPR.
22503 2008-03-25 Tom Tromey <tromey@redhat.com>
22505 * configure: Rebuilt.
22506 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22509 2008-03-25 Tom Tromey <tromey@redhat.com>
22511 * config/x-solaris (host-solaris.o): Update.
22512 * config/x-linux (host-linux.o): Update.
22513 * config/x-hpux (host-hpux.o): Update.
22514 * config/x-darwin (host-darwin.o): Update.
22515 * config/v850/t-v850e (v850-c.o): Update.
22516 * config/v850/t-v850 (v850-c.o): Update.
22517 * config/t-vxworks (vxworks.o): Update.
22518 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22519 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22520 * config/spu/t-spu-elf (spu-c.o): Update.
22522 * config/sh/t-symbian (sh-c.o): Update.
22523 (symbian.o): Update.
22524 * config/sh/t-sh (sh-c.o): Update.
22525 * config/score/t-score-elf (score7.o, score3.o): Update.
22526 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22527 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22528 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22529 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22530 (rs6000.o): Remove.
22531 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22532 * config/m32c/t-m32c (m32c-pragma.o): Update.
22533 * config/ia64/t-ia64 (ia64-c.o): Update.
22534 * config/i386/x-mingw32 (host-mingw32.o): Update.
22535 * config/i386/x-i386 (driver-i386.o): Update.
22536 * config/i386/x-darwin (host-i386-darwin.o): Update.
22537 * config/i386/x-cygwin (host-cygwin.o): Update.
22538 * config/i386/t-nwld (nwld.o): Update.
22539 * config/i386/t-netware (netware.o): Update.
22540 * config/i386/t-interix (winnt.o): Update.
22541 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22542 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22543 msformat-c.o): Update.
22544 * config/bfin/t-bfin-linux (generated_files): Add
22545 linux-sysroot-suffix.h.
22546 * config/arm/t-wince-pe (pe.o): Update.
22547 * config/arm/t-strongarm-pe (pe.o): Update.
22548 * config/arm/t-pe (pe.o): Update.
22549 * config/arm/t-arm (arm-c.o): Update.
22550 * doc/install.texi (Prerequisites): Require make 3.80.
22551 * Makefile.in: Remove .o targets.
22552 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22553 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22554 (simple_generated_h, simple_generated_c): Move earlier.
22555 (generated_files): New variable.
22556 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22557 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22558 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22559 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22560 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22561 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22562 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22563 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22564 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22565 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22566 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22567 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22569 (COMPILE.base, COMPILE): New variables.
22570 (%.o): New pattern rule.
22571 (ALL_HOST_OBJS): New variable.
22572 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22573 (dummy-checksum.o, cc1-checksum.o): Remove.
22574 (DRIVER_SHLIB): New variable.
22575 (DRIVER_DEFINES): Use it.
22576 (gencondmd.c): Move out of build/.
22577 (s-conditions): Update.
22578 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22579 (ALL_BUILD_OBJS): Likewise.
22580 (build/%.o): Use BUILDCOMPILE.
22581 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22582 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22583 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22584 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22585 build/genconfig.o, build/genconstants.o, build/genemit.o,
22586 build/genextract.o, build/genflags.o, build/genmddeps.o,
22587 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22588 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22589 build/gen-protos.o, build/scan.o, build/fix-header.o,
22590 build/scan-decls.o): Simplify.
22591 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22592 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22593 prefix.o, toplev.o): Reduce to variable setting.
22594 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22595 ($(out_object_file), gcc-options.o): New targets.
22596 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22597 * configure: Rebuilt.
22598 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22599 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22601 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22603 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22604 complain when we hit an error, return ERROR_MARK_NODE.
22606 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22608 * config/sh/constraints.md (Pso, Psz): New constraints.
22609 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22610 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22612 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22614 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22615 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22617 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22619 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22620 (prefetch_sh2a): New.
22622 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22623 Naveen.H.S <naveen.hs@kpitcummins.com>
22625 * config/sh/constraints.md (I28): New constraint.
22626 * config/sh/sh.c (broken_move): Add support for movi20s.
22627 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22629 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22630 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22631 Naveen.H.S <naveen.hs@kpitcummins.com>
22633 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22634 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22635 (print_operand): Handle resbank in %@ operand code.
22636 (sh_encode_section_info): New.
22637 (push_regs): Add conditions for resbank.
22638 (sh_expand_epilogue): Likewise.
22639 (sh_insert_attributes): Likewise.
22640 (sh_attribute_table): Likewise.
22641 (sh_handle_resbank_handler_attribute): New.
22642 (sh2a_handle_function_vector_handler_attribute): New.
22643 (sh2a_is_function_vector_call): New.
22644 (sh2a_get_function_vector_number): New.
22645 (sh2a_function_vector_p): New.
22646 (sh_cfun_resbank_handler_p): New.
22647 * config/sh/sh.md (calli): Emit jsr/n if possible.
22648 (calli_tbr_rel): New.
22649 (calli_pcrel): Emit jsr/n if possible.
22650 (return_i): Emit rts/n if possible.
22651 (call_valuei_tbr_rel): New.
22652 (call_valuei_pcrel): Add condition for SH2A target.
22653 (call_value): Likewise.
22654 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22655 (sh2a_get_function_vector_number): Likewise.
22656 (sh2a_is_function_vector_call): Likewise.
22657 * doc/extend.texi: Document TBR relative addressing of SH2A.
22658 (resbank): Add description for SH2A.
22660 2008-03-24 Richard Guenther <rguenther@suse.de>
22663 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22664 pointer assignments change conversions according to middle-end rules.
22665 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22666 * configure.ac: Include type checking in yes.
22667 * configure: Regenerate.
22669 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22671 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22672 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22674 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22676 * gthr-vxworks.h (UNUSED): Define.
22678 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22680 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22682 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22684 * doc/extend.texi (Function Attributes): Add missing comma in the
22685 example of the "alloc_size" attribute.
22687 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22690 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22692 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22695 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22698 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22699 of the underlying type of a MS bitfield layout to the natural
22700 alignment of the type.
22702 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22704 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22705 to their natural alignment to avoid store forwarding stalls.
22707 2008-03-22 Richard Guenther <rguenther@suse.de>
22709 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22710 For PHI nodes verify the address is invariant.
22711 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22712 (get_symbol_constant_value): Use is_gimple_min_invariant.
22713 (maybe_fold_stmt_indirect): Likewise.
22715 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22717 PR rtl-optimization/33927
22718 * Makefile.in (dse.o): Depend on $(TM_P_H).
22719 * expr.h (extract_low_bits): Declare.
22720 * expmed.c (extract_low_bits): New function.
22721 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22722 * dse.c: Include tm_p.h.
22723 (find_shift_sequence): Remove the read_reg argument and return the
22724 read value. Emit the instructions instead of returning them.
22725 Iterate on new_mode rather than calculating it each time.
22726 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22727 source to NEW_MODE and extract_low_bits to convert the shifted
22728 value to READ_MODE.
22729 (replace_read): Allow the load and store to have different mode
22730 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22731 or extraction instructions before trying the replacement. Update
22732 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22734 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22736 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22737 to their natural alignment to avoid store forwarding stalls.
22739 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22742 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22743 encouraging but not allowing gprs for input;
22744 change the input constraint to !f#r.
22745 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22747 change the output constraint to !f#r.
22749 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22752 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22753 corresponding post-reload splitters.
22754 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22755 when x87 FP math is selected.
22756 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22757 New function prototype.
22758 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22759 unreachable function to ease macroization of insn patterns.
22761 2008-03-21 Martin Jambor <mjambor@suse.cz>
22763 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22764 reference dumps if ddr is NULL or dependence is unknown.
22766 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22768 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22769 unsigned extension into account.
22770 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22771 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22772 Do computations on a scratch register.
22774 2008-03-21 Richard Guenther <rguenther@suse.de>
22776 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22777 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22778 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22779 * tree-ssa-dom.c (record_equality): Likewise.
22780 * tree-inline.c (copy_body_r): Likewise.
22781 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22784 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22786 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22787 as 'delete_unused' argument.
22789 2008-03-20 Richard Guenther <rguenther@suse.de>
22791 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22792 special casing of constant qualifiers.
22793 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22794 care about them in general.
22795 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22796 regardless of their type.
22797 (fold_stmt_r): Forcefully fold *& if we end up with that.
22799 2008-03-20 Paul Brook <paul@codesourcery.com>
22801 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22802 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22804 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22806 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22807 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22809 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22811 * common.opt (Wmudflap): New option.
22812 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22813 (mx_register_decls): Likewise.
22814 (mudflap_finish_file): Likewise.
22815 * doc/invoke.texi: Document -Wno-mudflap.
22817 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22819 * c-format.c (replace_format_name_to_system_name): New.
22820 (cmp_attribs): New.
22821 (convert_format_name_to_system_name): New.
22822 (decode_format_attr): Add use of convert_format_name_to_system_name.
22823 (format_types_orig): Add gnu_ prefix to names.
22824 (check_format_info_main): Special treating of \0 escaped names for
22825 supporting multi-character format specifiers as I32, I64.
22826 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22827 (gnu_target_overrides_format_attributes): New.
22828 * c-format.h: Add structure target_ovr_attr to hold
22829 system specific formatter names.
22830 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22831 msformat-c.o file to c_target_objs and cxx_target_objs.
22832 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22833 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22834 (TARGET_N_FORMAT_TYPES): New.
22835 * config/i386/msformat-c.c: New.
22836 * config/i386/t-cygming: Add build rule for msformat-c.o.
22837 * doc/extend.texi: Add new format names gnu_* and ms_* and
22839 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22841 2008-03-20 Ira Rosen <irar@il.ibm.com>
22843 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22844 optimizations turned on under -O3.
22845 (ftree-vectorize): Add that the flag is turned on with -O3.
22847 2008-03-20 Ben Elliston <bje@au.ibm.com>
22849 * regmove.c (try_auto_increment): Fix spelling error in comment.
22850 * final.c (final_scan_insn): Likewise.
22852 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22855 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22856 allocator preferences for "y" and "r" class registers.
22857 ("*mov<mode>_internal"): Ditto.
22858 ("*movv2sf_internal_rex64"): Ditto.
22859 ("*movv2sf_internal"): Ditto.
22861 2008-03-19 Michael Matz <matz@suse.de>
22863 PR middle-end/35616
22864 * calls.c (expand_call): Check overlap of arguments with call
22865 address for sibcalls.
22867 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22870 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22871 of the underlying type of a MS bitfield layout to the natural
22872 alignment of the type.
22874 2008-03-19 Jan Hubicka <jh@suse.cz>
22877 * toplev.c (decode_d_option): Handle all CPP flags.
22878 * tree-vrp.c: Update tree_pass descriptors.
22879 * regrename.c: Update tree_pass descriptors.
22880 * fwprop.c: Update tree_pass descriptors.
22881 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22882 * tree-into-ssa.c: Update tree_pass descriptors.
22883 * tree-dump.c: Update tree_pass descriptors.
22884 * tree-complex.c: Update tree_pass descriptors.
22885 * tree-dump.h: Update tree_pass descriptors.
22886 * see.c: Update tree_pass descriptors.
22887 * cgraphbuild.c: Update tree_pass descriptors.
22888 * tracer.c: Update tree_pass descriptors.
22889 * tree-loop-distribution.c: Update tree_pass descriptors.
22890 * cgraph.c: Update tree_pass descriptors.
22891 * postreload-gcse.c: Update tree_pass descriptors.
22892 * postreload.c: Update tree_pass descriptors.
22893 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22894 * tree-tailcall.c: Update tree_pass descriptors.
22895 * tree-pass.h (tree_opt_pass): Rename to ...
22896 (opt_pass) ... this one; add "type" field and remove letter field.
22897 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22898 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22899 all_lowering_passes): Update declaration.
22900 * ipa-cp.c: Update tree_pass descriptors.
22901 * final.c: Update tree_pass descriptors.
22902 * omp-low.c: Update tree_pass descriptors.
22903 * tree-ssa-dse.c: Update tree_pass descriptors.
22904 * ipa-reference.c: Update tree_pass descriptors.
22905 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22906 * auto-inc-dec.c: Update tree_pass descriptors.
22907 * reorg.c: Update tree_pass descriptors.
22908 * cgraphunit.c: Update tree_pass descriptors.
22909 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22910 * tree-ssa-ccp.c: Update tree_pass descriptors.
22911 * df-core.c: Update tree_pass descriptors.
22912 * mode-switching.c: Update tree_pass descriptors.
22913 * tree-nomudflap.c: Update tree_pass descriptors.
22914 * modulo-sched.c: Update tree_pass descriptors.
22915 * ipa-pure-const.c: Update tree_pass descriptors.
22916 * cse.c: Update tree_pass descriptors.
22917 * web.c: Update tree_pass descriptors.
22918 * tree-stdarg.c: Update tree_pass descriptors.
22919 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22920 * tree-ssa-dom.c: Update tree_pass descriptors.
22921 * tree-nrv.c: Update tree_pass descriptors.
22922 * tree-ssa-alias.c: Update tree_pass descriptors.
22923 * loop-init.c: Update tree_pass descriptors.
22924 * gimple-low.c: Update tree_pass descriptors.
22925 * ipa-inline.c: Update tree_pass descriptors.
22926 * tree-ssa-sink.c: Update tree_pass descriptors.
22927 * global.c: Update tree_pass descriptors.
22928 * ifcvt.c: Update tree_pass descriptors.
22929 * jump.c: Update tree_pass descriptors.
22930 * predict.c: Update tree_pass descriptors.
22931 * tree-ssa-loop.c: Update tree_pass descriptors.
22932 * recog.c: Update tree_pass descriptors.
22933 * dse.c: Update tree_pass descriptors.
22934 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22935 * tree-eh.c: Update tree_pass descriptors.
22936 * regmove.c: Update tree_pass descriptors.
22938 * function.c: Update tree_pass descriptors.
22939 * tree-vectorizer.c: Update tree_pass descriptors.
22940 * gcse.c: Update tree_pass descriptors.
22941 * ipa-type-escape.c: Update tree_pass descriptors.
22942 * tree-if-conv.c: Update tree_pass descriptors.
22943 * init-regs.c: Update tree_pass descriptors.
22944 * ipa.c: Update tree_pass descriptors.
22945 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22946 * rtl-factoring.c: Update tree_pass descriptors.
22947 * lower-subreg.c: Update tree_pass descriptors.
22948 * bt-load.c: Update tree_pass descriptors.
22949 * tree-dfa.c: Update tree_pass descriptors.
22950 * except.c: Update tree_pass descriptors.
22951 * emit-rtl.c: Update tree_pass descriptors.
22952 * cfgexpand.c: Update tree_pass descriptors.
22953 * tree-cfgcleanup.c: Update tree_pass descriptors.
22954 * cfgcleanup.c: Update tree_pass descriptors.
22955 * tree-ssa-pre.c: Update tree_pass descriptors.
22956 * tree-sra.c: Update tree_pass descriptors.
22957 * tree-mudflap.c: Update tree_pass descriptors.
22958 * tree-ssa-copy.c: Update tree_pass descriptors.
22959 * cfglayout.c: Update tree_pass descriptors.
22960 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22961 * tree-ssa-dce.c: Update tree_pass descriptors.
22962 * tree-ssa.c: Update tree_pass descriptors.
22963 * regclass.c: Update tree_pass descriptors.
22964 * integrate.c: Update tree_pass descriptors.
22965 * tree-optimize.c: Update tree_pass descriptors.
22966 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22967 * tree-object-size.c: Update tree_pass descriptors.
22968 * combine.c: Update tree_pass descriptors.
22969 * tree-outof-ssa.c: Update tree_pass descriptors.
22970 * bb-reorder.c: Update tree_pass descriptors.
22971 * stack-ptr-mod.c: Update tree_pass descriptors.
22972 * var-tracking.c: Update tree_pass descriptors.
22973 * tree-profile.c: Update tree_pass descriptors.
22974 * tree-vect-generic.c: Update tree_pass descriptors.
22975 * reg-stack.c: Update tree_pass descriptors.
22976 * sched-rgn.c: Update tree_pass descriptors.
22977 * tree-ssa-structalias.c: Update tree_pass descriptors.
22978 * tree-cfg.c: Update tree_pass descriptors.
22979 * passes.c (current_pass): Update declaration.
22980 (finish_optimization_passes): Update.
22981 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22982 (register_one_dump_file, register_dump_files_1, next_pass_1):
22984 (init_optimization_passes): Update handling of new types.
22985 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22986 * ipa-struct-reorg.c: Update tree_pass descriptors.
22987 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22988 * combine-stack-adj.c: Update tree_pass descriptors.
22989 * cfgrtl.c: Update tree_pass descriptors.
22990 * dce.c: Update tree_pass descriptors.
22991 * tree-ssanames.c: Update tree_pass descriptors.
22993 2008-03-19 Richard Guenther <rguenther@suse.de>
22995 PR middle-end/35609
22996 * tree-ssa.c (walk_data): New structure.
22997 (warn_uninitialized_var): If not always_executed warn with "maybe"
22999 (execute_early_warn_uninitialized): Compute post-dominators.
23000 Initialize always_executed before processing each basic block.
23002 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23005 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23006 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23008 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23010 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23012 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23014 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23016 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23017 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23018 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23019 target after ignore has been set, and move there also the commputation
23020 of subtarget and original_target.
23021 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23022 (LANG_HOOKS_INITIALIZER): Remove it.
23023 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23025 2008-03-18 Richard Guenther <rguenther@suse.de>
23027 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23028 found an expression with constants, note that in the VN for the lhs.
23029 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23030 fold them to constants if possible. Run cleanup_cfg if done so.
23031 (execute_pre): Return todo.
23032 (do_pre): Likewise.
23033 (execute_fre): Likewise.
23034 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23036 (get_prop_source_stmt): Look through pointer conversions.
23038 2008-03-18 Jan Hubicka <jh@suse.cz>
23040 * tree-pretty-print.c: Include predict.h.
23041 (dump_generic_node): Dump predictor.
23042 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23043 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23044 * gimple-low.c (lower_stmt): Likewise.
23045 * expr.c (expand_expr_real): Likewise.
23046 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23048 (build_predict_expr, build_predict_expr): New.
23049 * predict.h (predictor_name, build_predict_expr): Update.
23050 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23051 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23052 * predict.def (PRED_CONTINUE): Update hitrate.
23053 * tree.def (PREDICT_EXPR): Define.
23054 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23055 do not handle BIND_EXPR.
23056 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23057 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23058 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23061 2008-03-18 Michael Matz <matz@suse.de>
23063 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23065 2008-03-18 Richard Guenther <rguenther@suse.de>
23067 * tree-gimple.h (is_gimple_invariant_address): Declare.
23068 (is_gimple_constant): Likewise.
23069 * tree-gimple.c (is_gimple_constant): New function.
23070 (is_gimple_invariant_address): Likewise.
23071 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23072 and is_gimple_invariant_address.
23073 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23075 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23076 an addressable base.
23078 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23080 PR middle-end/35611
23081 * gimplify.c (gimplify_expr): Gimplify second operand of
23084 2008-03-17 Richard Guenther <rguenther@suse.de>
23086 PR tree-optimization/19637
23087 * fold-const.c (fold_unary): Remove restrictions of removing
23088 intermediate pointer-conversions (P2)(P1)P0.
23089 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23090 conversion to void pointer.
23091 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23093 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23096 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23097 emulated thread local variables.
23099 2008-03-16 Richard Guenther <rguenther@suse.de>
23101 PR middle-end/35607
23102 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23103 expand TREE_INVARIANT operations that are not gimple invariant.
23105 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23107 * doc/extend.texi (Alignment): Say that the ABI controls
23108 the __alignof__ for non-strict-alignment targets rather
23109 than being a recommendation.
23111 2008-03-15 Paul Brook <paul@codesourcery.com>
23113 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23115 (arm_output_fn_unwind): Mark functions that can not be unwound.
23117 2008-03-15 Paul Brook <paul@codesourcery.com>
23119 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23120 extension instructions.
23122 2008-03-15 Richard Guenther <rguenther@suse.de>
23124 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23125 and fold constant aggregate refs.
23126 (fold_const_aggregate_ref): Handle string constants
23127 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23128 (evaluate_stmt): Simplify now that ccp_fold folds constant
23131 2008-03-15 Paul Brook <paul@codesourcery.com>
23133 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23134 (extzv): Use gen_extzv_t2.
23135 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23137 2008-03-15 Richard Guenther <rguenther@suse.de>
23139 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23140 (fold_const_aggregate_ref): Likewise.
23141 (get_value): Return NULL if we don't have any values.
23142 (ccp_finalize): Set const_val to NULL after freeing it.
23143 * tree-flow.h (get_symbol_constant_value): Declare.
23144 (fold_const_aggregate_ref): Likewise.
23145 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23147 2008-03-15 Richard Guenther <rguenther@suse.de>
23149 PR middle-end/35593
23150 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23151 to not produce negative array indices if not allowed. Add
23152 parameter to indicate that.
23153 (maybe_fold_offset_to_component_ref): Allow negative array
23154 indices only for the first member of a structure.
23155 (maybe_fold_offset_to_reference): Allow negative array indices.
23156 (maybe_fold_stmt_addition): Likewise.
23158 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23159 Anatoly Sokolov <aesok@post.ru>
23161 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23162 (avr_arch): Add ARCH_AVR6.
23163 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23164 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23165 instead of fixed value 2.
23166 (print_operand_address): Use gs() asm specifier instead of pm().
23167 (avr_assemble_integer): (Ditto.).
23168 (avr_output_addr_vec_elt): (Ditto.).
23169 (print_operand): Handle "!" code.
23170 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23171 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23172 (AVR_HAVE_EIJMP_EICALL): Define.
23173 (AVR_3_BYTE_PC): Redefine.
23174 (AVR_2_BYTE_PC): (Ditto.).
23175 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23176 (LINK_SPEC): Add atmega2560 and atmega2561.
23177 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23179 * config/avr/avr.md (call_insn): Use eicall instead of icall
23180 for 3 byte PC devices.
23181 (call_value_insn): (Ditto.).
23182 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23183 (indirect_jump): Use only for for 2 byte PC devices.
23184 (*tablejump): (Ditto.).
23185 (*indirect_jump_avr6): Add insn.
23186 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23187 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23188 instead of ijmp for 3 byte PC devices.
23189 (__tablejump2__): (Ditto.).
23190 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23191 (MULITLIB_DIRNAMES): (Ditto.).
23192 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23194 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23196 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23197 "sse2_umulsidi3". Use V1DI mode for operand 0.
23198 ("mmx_psadbw"): Use V1DI mode for operand 0.
23199 * config/i386/i386-modes.def (V1SI): New vector mode.
23200 * config/i386/i386.c (struct builtin_description)
23201 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23202 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23203 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23204 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23205 v1di_ftype_v8qi_v8qi type.
23206 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23208 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23209 __builtin_ia32_pmuludq]: Fix the mode of return value.
23211 2008-03-15 Richard Guenther <rguenther@suse.de>
23213 PR middle-end/35595
23214 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23217 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23219 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23220 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23221 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23222 unless TARGET_SERIALIZE_VOLATILE is enabled.
23223 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23224 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23225 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23227 2008-03-14 Richard Guenther <rguenther@suse.de>
23229 PR tree-optimization/34172
23230 * tree-flow.h (refs_may_alias_p): Declare.
23231 (get_single_def_stmt): Likewise.
23232 (get_single_def_stmt_from_phi): Likewise.
23233 (get_single_def_stmt_with_phi): Likewise.
23234 * tree-dfa.c (refs_may_alias_p): New function.
23235 (get_single_def_stmt): Likewise.
23236 (get_single_def_stmt_from_phi): Likewise.
23237 (get_single_def_stmt_with_phi): Likewise.
23238 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23239 (vn_reference_lookup_1): New helper function.
23240 (vn_reference_lookup): Walk the virtual use-def chain to
23241 continue searching for a match if the def does not alias the
23242 reference we are looking for.
23244 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23246 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23247 archive and Perzl. Update The Written Word listing.
23249 2008-03-14 Richard Guenther <rguenther@suse.de>
23251 PR tree-optimization/34043
23252 PR tree-optimization/33989
23253 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23255 (bitmap_find_leader): Use extra argument to verify dominance
23256 relationship inside a basic-block.
23257 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23258 (find_leader_in_sets): Adjust.
23259 (create_component_ref_by_pieces): Take extra argument for
23260 dominance check, handle lookup failures.
23261 (find_or_generate_expression): Likewise.
23262 (create_expression_by_pieces): Likewise.
23263 (insert_into_preds_of_block): Adjust.
23264 (create_value_expr_from): If asked for, verify all operands
23265 are in the blocks AVAIL_OUT set.
23266 (make_values_for_stmt): Check for SSA_NAMEs that are life
23267 over an abnormal edge.
23268 (compute_avail): Remove such check.
23269 (do_SCCVN_insertion): New function.
23270 (eliminate): If we do not find a leader suitable for replacement
23271 insert a replacement expression from SCCVN if available.
23272 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23273 (struct vn_ssa_aux): Add needs_insertion flag.
23274 * tree-ssa-sccvn.c (may_insert): New global flag.
23275 (copy_reference_ops_from_ref): Value-number union member access
23276 based on its size, not type and member if insertion is allowed.
23277 (visit_reference_op_load): For a weak match from union type
23278 punning lookup a view-converted value and insert a SSA_NAME
23279 for that value if that is not found.
23280 (visit_use): Make dumps shorter. Do not disallow value numbering
23281 SSA_NAMEs that are life over an abnormal edge to constants.
23282 (free_scc_vn): Release inserted SSA_NAMEs.
23283 (run_scc_vn): New flag to specify whether insertion is allowed.
23284 Process SSA_NAMEs in forward order.
23285 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23286 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23287 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23288 pointer type to/from integral types that do not change the
23289 precision to regular conversions.
23291 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23293 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23294 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23295 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23296 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23297 input arguments and the mode of return value. Built-in functions
23298 that operate on whole 64-bit MMX register now use V1DI mode.
23300 2008-03-13 Alon Dayan <alond@il.ibm.com>
23301 Olga Golovanevsky <olga@il.ibm.com>
23303 PR tree-optimization/35041
23304 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23305 to locate the right position in a statement.
23307 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23311 * config/i386/xmmintrin.h: Change all static inline functions to
23312 extern inline and add __gnu_inline__ attribute.
23313 * config/i386/bmintrin.h: Ditto.
23314 * config/i386/smmintrin.h: Ditto.
23315 * config/i386/tmmintrin.h: Ditto.
23316 * config/i386/mmintrin-common.h: Ditto.
23317 * config/i386/ammintrin.h: Ditto.
23318 * config/i386/emmintrin.h: Ditto.
23319 * config/i386/pmmintrin.h: Ditto.
23320 * config/i386/mmintrin.h: Ditto.
23321 * config/i386/mm3dnow.h: Ditto.
23323 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23325 PR middle-end/35185
23326 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23327 (lower_omp_2): New function.
23328 (lower_omp_1, lower_omp): Rewritten.
23330 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23333 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23334 with the phrase "Microsoft Windows compilers".
23335 (Push/Pop Macro Pragmas): New subsection. Document
23336 #pragma push_macro and pragma pop_macro.
23338 2008-03-12 Paul Brook <paul@codesourcery.com>
23340 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23342 2008-03-12 Paul Brook <paul@codesourcery.com>
23344 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23345 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23346 (thumb2_addsi_shortim): Rename ...
23347 (thumb2_addsi_short): ... to this. Allow register operands.
23348 (thumb2_subsi_short): New pattern.
23349 (thumb2_one_cmplsi2_short,
23350 thumb2_negsi2_short): New patterns and peepholes.
23352 2008-03-12 Paul Brook <paul@codesourcery.com>
23354 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23356 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23358 * config/i386/i386.md (int_cond): New code iterator.
23360 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23361 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23362 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23363 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23364 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23365 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23366 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23367 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23369 2008-03-12 Paul Brook <paul@codesourcery.com>
23371 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23372 instead of {arm,thumb}_compute_save_reg_mask.
23373 (output_return_instruction): Ditto.
23374 (thumb_unexpanded_epilogue): Ditto.
23375 (thumb1_expand_prologue): Ditto.
23376 (thumb1_output_function_prologue): Ditto.
23377 (arm_set_return_address): Ditto.
23378 (thumb_set_return_address): Ditto.
23379 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23380 regs to achieve stack alignment.
23381 (thumb1_compute_save_reg_mask): Fix compiler warning.
23382 (arm_output_epilogue): Use offsets->saved_regs_mask.
23383 Adjust stack pointer by poping call clobered registers.
23384 (arm_expand_prologue): Use offsets->saved_regs_mask.
23385 Adjust stack pointer by pushing extra registers.
23386 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23388 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23391 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23392 conversion to the operands of a multiplication.
23394 2008-03-12 Richard Guenther <rguenther@suse.de>
23396 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23397 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23398 * timevar.def (TV_TREE_PHIPROP): Add.
23399 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23400 pass description. Use TV_TREE_PHIPROP.
23401 * tree-ssa-forwprop.c: Remove phiprop code.
23403 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23405 PR middle-end/35549
23406 * omp-low.c (maybe_lookup_decl): Constify first argument.
23407 (use_pointer_for_field): Change last argument from bool to
23408 omp_context *. Disallow shared copy-in/out in nested
23409 parallel if decl is shared in outer parallel too.
23410 (build_outer_var_ref, scan_sharing_clauses,
23411 lower_rec_input_clauses, lower_copyprivate_clauses,
23412 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23414 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23415 Ira Rosen <irar@il.ibm.com>
23417 * tree-vectorizer.c (free_stmt_vec_info): New function.
23418 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23419 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23420 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23421 * tree-vect-transform.c (vectorizable_conversion): Free
23422 vec_oprnds0 if it was allocated.
23423 (vect_permute_store_chain): Remove unused VECs.
23424 (vectorizable_store): Free VECs that are allocated in the..
23426 (vect_transform_strided_load, vectorizable_load): Likewise.
23427 (vect_remove_stores): Simplify the code.
23428 (vect_transform_loop): Move code to vect_remove_stores().
23429 Call vect_remove_stores() and free_stmt_vec_info().
23431 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23433 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23434 TARGET_HPUX. Revise comment.
23435 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23436 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23437 Use sr4 variant of `be' instruction when not generating PIC code.
23438 (attr_length_call): Adjust for above change.
23440 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23442 * ipa-reference.c (static_execute): Remove module_statics_const and
23443 associated setting code.
23445 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23448 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23449 predicate for operand 1.
23450 (paritysi2_cmp): Use register_operand predicate for operand 2.
23451 Use earlyclobber modifier for operand 1. Remove support for
23453 (paritydi2_cmp): Use register_operand predicate for operand 3.
23454 Use earlyclobber modifier for operand 1. Remove support for
23457 2008-03-11 Paul Brook <paul@codesourcery.com>
23458 Vladimir Prus <vladimir@codesourcery.com>
23460 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23461 (arm_compute_save_reg0_reg12_mask): Always
23462 check if register 11 must be saved. Always safe hard frame pointer
23463 when frame_pointer_needeed.
23464 (arm_compute_save_reg_mask): Save IP and PC
23465 only with apcs frames.
23466 (arm_output_epilogue): Adjust Thumb2 codepath to
23467 be also invoked and work for ARM non-apcs frames.
23468 (arm_expand_prologue): Don't bother saving IP
23469 for non-apcs frame, since it's not clobbered by
23470 prologue code. Implement non-apcs frame
23473 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23475 PR rtl-optimization/35281
23476 * expr.c (convert_move): Use a new pseudo for the intermediate
23477 from_mode->word_mode result.
23479 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23481 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23482 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23483 * toplev.c (compile_file): Don't call it.
23485 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23487 PR middle-end/35526
23488 * expr.c (store_expr): Call emit_block_move if the mode
23489 of "temp" RTX is BLKmode.
23491 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23492 Richard Guenther <rguenther@suse.de>
23494 PR tree-optimization/31358
23495 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23496 the step with a NULL_TREE.
23497 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23498 to sizetype if type is a pointer type.
23499 (add_candidate_1): Don't convert the base and step to
23500 the generic type if the orginal type is a pointer type.
23501 (add_iv_value_candidates): Use sizetype for the step
23502 if type is a pointer type.
23503 (cand_value_at): Likewise.
23504 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23506 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23507 Don't convert the tem affine to the type.
23508 (add_elt_to_tree): Use sizetype for the step if a pointer.
23509 Use POINTER_PLUS_EXPR for pointers.
23510 (aff_combination_to_tree): Use sizetype for the step if a
23513 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23515 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23516 Remove commutativity hint.
23518 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23522 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23523 errorneous type. Check that v is a VAR_DECL.
23525 PR middle-end/35099
23526 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23528 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23530 PR tree-optimization/35494
23531 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23532 may be overriden at link and run time.
23534 2008-03-10 Richard Guenther <rguenther@suse.de>
23536 PR tree-optimization/34677
23537 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23538 (poolify_tree): Likewise.
23539 (modify_expr_template): Likewise.
23540 (poolify_modify_stmt): Likewise.
23541 (insert_fake_stores): Handle all component-ref style stores
23542 in addition to INDIRECT_REF. Also handle complex types.
23543 Do not poolify the inserted load.
23544 (realify_fake_stores): Do not rebuild the tree but only
23545 make it a SSA_NAME copy.
23546 (init_pre): Remove initialzation of modify_expr_template.
23547 Do not allocate modify_expr_node_pool.
23548 (fini_pre): Do not free modify_expr_node_pool.
23550 2008-03-10 Paul Brook <paul@codesourcery.com>
23552 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23553 to avoid conflicts.
23555 2008-03-10 Paul Brook <paul@codesourcery.com>
23556 Mark Shinwell <shinwell@codesourcery.com>
23558 * config/arm/cortex-r4.md: New.
23559 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23561 * config/arm/arm.md: Include cortex-r4.md.
23562 (insn): Add smmls, sdiv and udiv values.
23563 (generic_sched): Don't use generic scheduling for Cortex-R4.
23564 (arm_issue_rate): New function.
23565 (TARGET_SCHED_ISSUE_RATE): Define.
23567 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23569 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23571 2008-03-10 Richard Guenther <rguenther@suse.de>
23573 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23574 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23576 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23578 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23579 Set default to true.
23581 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23583 * c.opt (Wsynth): Deprecate.
23584 * doc/invoke.texi (Option Summary, Warning Options): Document
23585 -Wno-format-contains-nul.
23587 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23590 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23591 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23593 2008-03-09 Ira Rosen <irar@il.ibm.com>
23595 * config/rs6000/rs6000.c (builtin_description): Rename vector
23596 left shift operations.
23597 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23598 (altivec_vsl<VI_char>): Rename to ...
23599 (ashl<mode>3): ... new name.
23600 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23602 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23604 2008-03-08 Richard Guenther <rguenther@suse.de>
23606 * coverage.h (tree_coverage_counter_addr): Declare.
23607 * coverage.c (tree_coverage_counter_addr): New function.
23608 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23609 before using again.
23610 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23611 (tree_gen_one_value_profiler): Likewise.
23612 (tree_gen_ic_profiler): Likewise.
23613 (tree_gen_average_profiler): Likewise.
23614 (tree_gen_ior_profiler): Likewise.
23616 2008-03-08 Richard Guenther <rguenther@suse.de>
23618 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23619 (vn_binary_op_insert): Likewise.
23620 (vn_unary_op_lookup): Likewise.
23621 (vn_unary_op_insert): Likewise.
23622 (vn_nary_op_lookup): Declare.
23623 (vn_nary_op_insert): Likewise.
23624 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23625 and binary hashes, use a single obstack for unary_op_pool
23626 and binary_op_pool.
23627 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23628 a single struct vn_nary_op_s. Store tree code length and
23629 a variable number of operands.
23630 (struct vn_reference_op_struct): Remove unused op2.
23631 (vn_reference_op_eq): Do not compare op2.
23632 (vn_reference_op_compute_hash): Do not compute hash of op2.
23633 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23634 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23635 with vn_nary_op_compute_hash.
23636 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23637 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23639 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23641 (visit_unary_op): Call nary functions.
23642 (visit_binary_op): Likewise.
23643 (process_scc): Adjust for struct vn_tables_s changes.
23644 (allocate_vn_table): Likewise.
23645 (free_vn_table): Likewise.
23646 * tree-vn.c (vn_add): Call nary functions.
23647 (vn_lookup): Likewise.
23649 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23652 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23653 wdst back after sync_compare_and_swapqhi_internal.
23655 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23658 * config/i386/i386-modes.def (V1DI): New vector mode.
23659 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23660 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23661 (MMXMODE248): Ditto.
23662 (MMXMODE): Add V1DI mode.
23663 (mmxvecsize): Change DI mode to V1DI mode.
23664 ("mov<mode>): Use MMXMODEI8 mode iterator.
23665 ("*mov<mode>_internal_rex64"): Ditto.
23666 ("*mov<mode>_internal"): Ditto.
23667 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23668 ("mmx_sub<mode>3"): Ditto.
23669 ("mmx_adddi3"): Remove insn pattern.
23670 ("mmx_subdi3"): Ditto.
23671 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23672 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23673 ("mmx_ashl<mode>3"): Ditto.
23674 ("mmx_lshrdi3"): Remove insn pattern.
23675 ("mmx_ashldi3"): Ditto.
23676 * config/i386/i386.c (classify_argument): Handle V1DImode.
23677 (function_arg_advance_32): Ditto.
23678 (function_arg_32): Ditto.
23679 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23680 mmx_addv1di3 insn pattern.
23681 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23682 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23683 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23684 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23685 Remove definitions of built-in functions.
23686 (V1DI_type_node): New node.
23687 (v1di_ftype_v1di_int): Ditto.
23688 (v1di_ftype_v1di_v1di): Ditto.
23689 (v2si_ftype_v2si_si): Ditto.
23690 (v4hi_ftype_v4hi_di): Remove node.
23691 (v2si_ftype_v2si_di): Ditto.
23692 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23693 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23694 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23695 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23696 Add new builtins using def_builtin_const.
23697 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23698 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23699 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23700 * config/i386/mmintrin.h (__v1di): New typedef.
23701 (_mm_add_si64): Cast arguments to __v1di type.
23702 (_mm_sub_si64): Ditto.
23703 (_mm_sll_pi16): Cast __count to __v4hi type.
23704 (_mm_sll_pi32): Cast __count to __v2si type.
23705 (_mm_sll_si64): Cast arguments to __v1di type.
23706 (_mm_srl_pi16): Cast __count to __v4hi type.
23707 (_mm_srl_pi32): Cast __count to __v2si type.
23708 (_mm_srl_si64): Cast arguments to __v1di type.
23709 (_mm_sra_pi16): Cast __count to __v4hi type.
23710 (_mm_sra_pi32): Cast __count to __v2si type.
23711 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23712 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23713 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23714 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23715 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23716 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23717 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23718 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23719 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23720 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23721 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23722 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23724 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23726 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23728 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23731 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23732 reg+const addressing for Altivec modes. Don't generate reg+reg
23733 addressing for TFmode or TDmode quantities.
23735 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23737 * c-common.c (vector_types_convertible_p): Call langhook
23738 instead of comptypes.
23740 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23743 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23744 integral and scalar float variables which have a
23747 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23749 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23750 dwarf_register_span hook when emitting unwind information for
23751 register-to-memory saves.
23752 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23753 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23755 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23757 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23758 for the same VAR_DECL.
23760 2008-03-06 Tom Tromey <tromey@redhat.com>
23762 * treelang: Delete.
23763 * doc/standards.texi (Standards): Don't mention treelang.
23764 * doc/invoke.texi (Overall Options): Don't mention treelang.
23765 * doc/install.texi (Prerequisites): Don't mention bison or
23767 (Configuration): Don't mention treelang.
23768 (Building): Likewise.
23769 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23771 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23773 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23774 word-extractions out of a multi-word object.
23776 2008-03-06 Richard Guenther <rguenther@suse.de>
23778 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23779 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23780 result type and precision.
23781 * expr.c (get_inner_reference): Set unsignedp based on the result
23782 type of BIT_FIELD_REF.
23783 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23784 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23785 (try_instantiate_multiple_fields): Likewise. Use the correct type
23787 (sra_build_assignment): Likewise.
23788 (sra_build_elt_assignment): Likewise.
23789 (sra_explode_bitfield_assignment): Likewise.
23790 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23791 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23792 set BIT_FIELD_REF_UNSIGNED.
23793 (vectorizable_load): Likewise.
23795 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23797 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23800 2008-03-06 Richard Guenther <rguenther@suse.de>
23802 * alias.c (struct alias_set_entry): Move has_zero_child field
23803 to pack with alias_set.
23805 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23807 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23810 2008-03-05 Ian Lance Taylor <iant@google.com>
23812 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23814 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23816 * fwprop.c (update_df): Support width and offset parameters of
23818 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23819 global_conflicts): Change DF_REF_EXTRACT to either
23820 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23821 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23822 * df-scan.c (df_ref_record, df_defs_record,
23823 df_ref_create_structure, df_def_record_1, df_uses_record,
23824 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23825 df_bb_refs_collect, df_entry_block_defs_collect,
23826 df_exit_block_uses_collect): Support new width and offset fields.
23827 (ref_extract_pool): New storage pool.
23828 (df_free_ref): New function.
23829 (df_reg_chain_unlink, df_free_collection_rec,
23830 df_sort_and_compress_refs): Call df_free_ref.
23831 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23833 (df_ref_create_structure): Allocate df_ref_extract if offset and
23834 width fields are used.
23835 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23836 (df_uses_record): Get offset and width from ZERO_EXTRACT
23838 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23839 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23840 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23841 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23842 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23843 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23844 (df_ref_extract): New structure.
23845 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23846 (df_ref_create): Add width and offset parameters.
23848 2008-03-05 Richard Guenther <rguenther@suse.de>
23850 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23851 Use ranges_overlap_p.
23852 (offset_overlaps_with_access): Rename
23853 to ranges_overlap_p and move ...
23854 * tree-flow-inline.h (ranges_overlap_p): ... here.
23856 * tree.h (get_inner_reference, handled_component_p): Update
23859 * tree.h (record_component_aliases, get_alias_set,
23860 alias_sets_conflict_p, alias_sets_must_conflict_p,
23861 objects_must_conflict_p): Move declarations ...
23862 * alias.h (record_component_aliases, get_alias_set,
23863 alias_sets_conflict_p, alias_sets_must_conflict_p,
23864 objects_must_conflict_p): ... here.
23865 Include coretypes.h.
23866 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23868 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23870 * cfg.c: Include tree-flow.h.
23871 (remove_edge_raw): Call redirect_edge_var_map_clear.
23872 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23873 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23874 (redirect_edge_var_map_result): New.
23875 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23876 PENDING_STMT use with redirect_edge_var_map_*.
23877 * tree-ssa.c (edge_var_maps): New definition.
23878 (redirect_edge_var_map_add): New.
23879 (redirect_edge_var_map_clear): New.
23880 (redirect_edge_var_map_dup): New.
23881 (redirect_edge_var_map_vector): New.
23882 (redirect_edge_var_map_destroy): New.
23883 (ssa_redirect_edge): Replace PENDING_STMT use with
23884 redirect_edge_var_map_*.
23885 (flush_pending_stmts): Same.
23886 (delete_tree_ssa): Destroy edge var map.
23887 * tree-flow.h (struct _edge_var_map): New.
23888 Define edge_var_map vector type.
23889 Declare redirect_edge_var_map_* prototypes.
23890 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23891 * tree-cfg.c (reinstall_phi_args): Replace
23892 PENDING_STMT use with redirect_edge_var_map_*.
23894 2008-03-05 Richard Guenther <rguenther@suse.de>
23896 PR tree-optimization/35472
23897 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23898 whose single use_stmt has a overlapping set of loaded and
23899 stored symbols as that use_stmt might be a noop assignment then.
23901 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23903 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23905 2008-03-05 Richard Guenther <rguenther@suse.de>
23908 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23909 should be constants.
23910 * tree-cfg.c (verify_expr): Verify it.
23911 * fold-const.c (fold_truthop): Remove code generating
23912 BIT_FIELD_REFs of structure bases.
23913 (fold_binary): Likewise.
23914 (fold_ternary): Position and size of BIT_FIELD_REFs are
23915 always host integers.
23916 (make_bit_field_ref): Remove.
23917 (optimize_bit_field_compare): Remove.
23918 (all_ones_mask_p): Remove.
23920 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23923 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23924 (split_block_and_df_analyze): New. Split basic block and rebuild
23926 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23928 (split_pattern_seq): Likewise.
23929 (erase_matching_seqs): Likewise.
23930 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23932 2008-03-04 Geoff Keating <geoffk@apple.com>
23934 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23935 declaration and code.
23936 (tree_invalid_nonnegative_warnv_p): Likewise.
23938 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23940 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23941 examples. Truncate option-names then causing overfull hbox.
23943 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23946 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23948 * configure: Rebuilt.
23950 2008-03-04 Rafael Espíndola <espindola@google.com>
23952 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23953 (tree_unary_nonnegative_warnv_p): New.
23954 (tree_binary_nonnegative_warnv_p): New.
23955 (tree_single_nonnegative_warnv_p): New.
23956 (tree_invalid_nonnegative_warnv_p): New.
23957 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23959 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23962 * opts.c (handle_option): Postpone 'unknown option' errors only for
23965 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23968 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23971 2008-03-04 Rafael Espíndola <espindola@google.com>
23973 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23974 (tree_binary_nonzero_warnv_p): New.
23975 (tree_single_nonzero_warnv_p): New.
23976 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23978 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23980 PR middle-end/35456
23981 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23982 transformations for modes that have signed zeros.
23983 * ifcvt.c (noce_try_abs): Ditto.
23985 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23987 * config/i386/i386.c (override_options): Force
23988 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23990 2008-03-04 Jan Hubicka <jh@suse.cz>
23993 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23996 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23998 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23999 label to probe the stack.
24001 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24003 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24004 (__gthr_win32_mutex_destroy): Declare.
24005 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24006 __gthr_win32_mutex_destroy.
24007 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24009 2008-03-03 Jan Hubicka <jh@suse.cz>
24012 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24013 aggressive on inlining cold calls.
24015 2008-03-03 Richard Guenther <rguenther@suse.de>
24017 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24018 struct copies into the expression table.
24019 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24020 (try_to_simplify): Likewise.
24021 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24022 integral and pointer arguments which do not change the
24023 precision to NOP_EXPRs.
24024 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24025 VIEW_CONVERT_EXPR case.
24027 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24029 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24030 defined in a loop at depth 0 is invariant.
24031 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24032 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24033 be called at loop depth 0.
24035 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24038 * gcc.c (process_command): Update copyright notice dates.
24039 * gcov.c (print_version): Likewise.
24040 * gcov-dump.c (print_version): Likewise.
24041 * mips-tfile.c (main): Likewise.
24042 * mips-tdump.c (main): Likewise.
24044 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24047 * c-common.c (flag_permissive): Delete.
24048 (constant_expression_warnings): Check flags first.
24049 (constant_expression_error): New.
24050 * c-common.h (flag_permissive): Delete.
24051 (constant_expression_error): Declare.
24052 * flags.h (flag_permissive): Declare. Update description.
24053 * diagnostic.c (pedwarn): Update.
24055 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24056 (permissive_error_kind): New.
24057 * toplev.c (flag_permissive): Define. Update description.
24058 * toplev.h (permissive_error_kind): Declare.
24059 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24060 (pedwarn_c90): Use pedantic_warning_kind.
24061 * c-opts.c (c_common_post_options): flag_permissive does not affect
24062 flag_pedantic_errors.
24064 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24066 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24067 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24068 __absvsi2, __absvDI2): Use unsigned arithmetic.
24070 2008-03-02 Andi Kleen <ak@suse.de>
24071 Richard Guenther <rguenther@suse.de>
24073 * struct-equiv.c: Remove file.
24074 * cfg_cleanup.c (condjump_equiv_p): Remove.
24075 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24076 (struct-equiv.o): Remove rule.
24077 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24078 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24079 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24081 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24083 * ifcvt.c (noce_process_if_block): Try to handle only the then
24084 block if the else block exists but isn't suitable.
24086 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24089 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24090 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24091 regression from previous patch.
24093 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24096 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24098 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24099 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24100 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24101 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24102 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24103 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24104 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24105 (__gthread_mutex_destroy_function): Rename to
24106 __gthread_mutex_destroy.
24107 * gthr-dce.h (__gthread_mutex_destroy): Call
24108 pthread_mutex_destroy.
24109 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24110 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24111 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24113 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24115 * df-scan.c (df_ref_chain_change_bb): Simplify.
24116 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24117 set_block_for_insn if there's any change.
24118 * df.h ((df_insn_change_bb): Fix prototype.
24119 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24120 df_insn_change_bb, don't call set_block_for_insn.
24121 * emit-rtl.c (reorder_insns): Likewise.
24122 * haifa-sched.c (move_insn): Likewise.
24124 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24126 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24128 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24130 * tree-flow-inline.h (next_readonly_imm_use): Return
24131 NULL_USE_OPERAND_P after the end.
24133 2008-03-01 Richard Guenther <rguenther@suse.de>
24135 PR tree-optimization/35411
24136 * tree-sra.c (sra_build_assignment): Split conversion to
24137 final type to a separate statement if we are not assigning
24140 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24142 * fold-const.c (fold_convertible_p): Correct the logic to follow
24143 that in fold_convert().
24145 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24148 * tree-inline.c (build_duplicate_type): When we make a
24149 duplicate type, make it unique in the canonical types system.
24151 2008-02-29 Tom Tromey <tromey@redhat.com>
24153 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24154 input_file_stack_history, input_file_stack_restored): Remove.
24155 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24156 * input.h (struct file_stack): Remove.
24157 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24158 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24160 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24162 (diagnostic_last_module_changed): Add 'map' argument.
24163 (diagnostic_set_last_function): Likewise.
24164 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24165 line map, not input_file_stack.
24166 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24168 2008-02-29 Paul Brook <paul@codesourcery.com>
24170 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24172 2008-02-29 Paul Brook <paul@codesourcery.com>
24174 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24176 2008-02-29 Richard Guenther <rguenther@suse.de>
24178 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24180 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24181 value for comparing for a store match.
24182 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24183 (try_to_simplify): Do not do a full-blown reference lookup.
24185 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24187 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24188 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24190 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24192 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24194 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24195 strides against cache sizes.
24197 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24199 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24202 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24204 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24205 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24206 is smaller than the original promoted value.
24207 (simplify_subreg): If OP is a SUBREG, try to preserve its
24208 SUBREG_PROMOTED_VAR_P information.
24210 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24212 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24213 (VN_INFO_GET): Allocate new objects on the obstack.
24214 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24215 for rpo_numbers_temp, for consistency.
24216 (free_scc_vn): Free the obstack.
24218 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24220 * doc/invoke.texi: Document -ftree-loop-distribution.
24221 * tree-loop-distribution.c: New.
24222 * tree-pass.h (pass_loop_distribution): New.
24223 * graphds.h (struct graph): Add htab_t indices.
24224 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24225 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24226 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24227 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24228 * tree-data-ref.c (debug_data_dependence_relations): New.
24229 (dump_data_dependence_relation): Also print data references.
24230 (free_data_ref): Extern.
24231 (same_access_functions): Moved...
24232 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24233 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24234 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24235 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24236 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24237 (stmts_from_loop): Skip LABEL_EXPR.
24238 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24240 (build_rdg): Initialize rdg->indices htab.
24241 (free_rdg, stores_from_loop, ref_base_address,
24242 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24243 have_similar_memory_accesses_1, ref_base_address_1,
24244 remove_similar_memory_refs): New.
24245 * tree-data-ref.h: Depend on tree-chrec.h.
24246 (debug_data_dependence_relations, free_data_ref): Declared.
24247 (same_access_functions): ... here.
24248 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24250 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24251 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24252 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24253 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24254 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24255 rdg_vertex_for_stmt): Declared.
24256 (struct rdg_edge): Add level.
24258 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24259 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24261 (rdg_has_similar_memory_accesses): New.
24262 * tree-vect-analyze.c: Remove unused static decls.
24263 * lambda.h (dependence_level): New.
24264 * common.opt (ftree-loop-distribution): New.
24265 * tree-flow.h (mark_virtual_ops_in_bb,
24266 slpeel_tree_duplicate_loop_to_edge_cfg,
24267 rename_variables_in_loop): Declared.
24268 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24269 (OBJS-common): Add tree-loop-distribution.o.
24270 (tree-loop-distribution.o): New rule.
24271 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24272 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24273 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24275 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24278 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24279 other than structures and unions.
24281 2008-02-28 Richard Guenther <rguenther@suse.de>
24284 2008-02-26 Richard Guenther <rguenther@suse.de>
24286 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24287 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24288 (lookup_decl_from_uid): Declare.
24289 (remove_decl_from_map): Likewise.
24290 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24291 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24292 (decl_for_uid_map): New global hashtable mapping DECL_UID
24294 (init_ttree): Allocate it.
24295 (insert_decl_to_uid_decl_map): New helper function.
24296 (make_node_stat): Insert new decls into the map.
24297 (copy_node_stat): Likewise.
24298 (lookup_decl_from_uid): New function.
24299 (remove_decl_from_map): Likewise.
24300 (print_decl_for_uid_map_statistics): New helper.
24301 (dump_tree_statistics): Call it.
24303 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24304 (referenced_var_iterator): Adjust.
24305 (FOR_EACH_REFERENCED_VAR): Adjust.
24306 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24307 (num_referenced_vars): Adjust.
24308 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24309 (first_referenced_var): Remove.
24310 (end_referenced_vars_p): Likewise.
24311 (next_referenced_var): Likewise.
24312 (referenced_var_iterator_set): New helper function.
24313 * tree-dfa.c (referenced_var_lookup): Adjust.
24314 (referenced_var_check_and_insert): Likewise.
24315 (remove_referenced_var): Likewise.
24316 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24317 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24318 (verify_call_clobbering): Likewise.
24319 (verify_memory_partitions): Likewise.
24320 (init_tree_ssa): Allocate bitmap instead of hashtable for
24322 (delete_tree_ssa): Adjust.
24323 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24324 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24325 (compute_tag_properties): Likewise.
24326 (set_initial_properties): Likewise.
24327 (find_partition_for): Likewise.
24328 (update_reference_counts): Likewise.
24329 (dump_may_aliases_for): Likewise.
24330 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24331 (add_call_clobber_ops): Likewise.
24332 (add_call_read_ops): Likewise.
24333 (get_asm_expr_operands): Likewise.
24334 * tree-into-ssa.c (dump_decl_set): Likewise.
24335 (update_ssa): Likewise.
24336 * tree-sra.c (scan_function): Likewise.
24337 (decide_instantiations): Likewise.
24338 (scalarize_parms): Likewise.
24339 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24340 (dsa_named_for): Likewise.
24341 * tree-ssa-structalias.c (update_alias_info): Likewise.
24342 (merge_smts_into): Likewise.
24344 2008-02-27 David Daney <ddaney@avtrex.com>
24347 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24348 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24349 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24350 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24351 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24353 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24356 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24357 (BUILT_IN_NEXTTOWARD): Remove.
24358 (BUILT_IN_NEXTTOWARDF): Ditto.
24359 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24360 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24362 2008-02-27 Tom Tromey <tromey@redhat.com>
24364 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24365 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24367 2008-02-27 Jan Beulich <jbeulich@novell.com>
24369 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24370 update the respective field on newdecl.
24372 2008-02-27 Revital Eres <eres@il.ibm.com>
24374 PR rtl-optimization/34999
24375 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24376 crossing edges that ends with a call insn.
24377 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24378 call insn and clear the EDGE_CROSSING flag of the crossing edge
24379 when fixing fallthru edges.
24381 2008-02-27 Richard Guenther <rguenther@suse.de>
24383 PR middle-end/35390
24384 * fold-const.c (fold_unary): Return the correct argument,
24385 converted to the result type.
24387 2008-02-27 Richard Guenther <rguenther@suse.de>
24389 PR middle-end/34971
24390 * expr.c (expand_expr_real_1): Assert on rotates that operate
24392 * fold-const.c (fold_binary): Use the types precision, not the
24393 bitsize of the mode if folding rotate expressions. Build rotates
24394 only for full modes.
24396 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24398 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24399 and CPP_PRAGMA_EOL.
24400 * c-pragma.c (pragma_ns_name): New typedef.
24401 (registered_pp_pragmas): New variable.
24402 (c_pp_lookup_pragma): New function.
24403 (c_register_pragma_1): If flag_preprocess_only, do nothing
24404 for non-expanded pragmas, for expanded ones push pragma's
24405 namespace and name into registered_pp_pragmas vector.
24406 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24407 flag_preprocess_only, don't register GCC pch_preprocess
24408 pragma if flag_preprocess_only.
24409 * c-opts.c (c_common_init): Call init_pragma even if
24410 flag_preprocess_only.
24411 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24412 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24413 cpp_register_pragma if flag_preprocess_only.
24415 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24418 * c-parser.c (c_parser_translation_unit): Warn for empty
24419 translation unit, not empty source file.
24421 2008-02-26 Paul Brook <paul@codesourcery.com>
24423 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24424 operand for Thumb-2.
24425 * config/arm/arm.h (reg_class): Add CORE_REGS.
24426 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24427 (BASE_REG_CLASS): Use CORE_REGS.
24428 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24429 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24430 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24431 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24432 ARM_REGNO_OK_FOR_INDEX_P.
24433 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24434 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24435 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24436 (ldm/stm peepholes): Ditto.
24437 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24438 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24439 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24440 * config/arm/constraints.md: Enable "k" constraint on ARM.
24442 2008-02-27 Ben Elliston <bje@au.ibm.com>
24444 * config/rs6000/rs6000.c: Annotate cache line size field in all
24445 instances of struct processor_costs.
24447 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24449 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24450 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24451 jump_bypass): New counters.
24452 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24453 * dce.c (gate_ud_dce): Same.
24454 (gate_fast_dce): Same.
24455 * dse.c (gate_dse1): New function.
24456 (gate_dse2): New function.
24457 (gate_dse): Merge results of new gate functions.
24458 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24459 (gate_handle_jump_bypass): Add dbg_cnt.
24460 (gate_handle_gcse): Add dbg_cnt.
24461 * ifcvt.c (gate_handle_if_conversion): Same.
24462 (gate_handle_if_after_combine): Same.
24463 (gate_handle_if_after_reload): Same.
24464 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24466 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24468 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24470 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24472 2008-02-26 Jason Merrill <jason@redhat.com>
24475 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24476 alone if it's the naming decl for the type's main variant.
24478 2008-02-26 Tom Tromey <tromey@redhat.com>
24480 * system.h (USE_MAPPED_LOCATION): Poison.
24481 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24482 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24483 (make_goto_expr_edges): Likewise.
24484 (remove_bb): Likewise.
24485 (execute_warn_function_return): Likewise.
24486 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24488 * c-common.c (fname_decl): Remove old location code.
24489 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24491 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24493 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24494 (gen_rtx_ASM_INPUT): Likewise.
24495 (gen_rtx_ASM_INPUT_loc): Likewise.
24496 (get_rtx_asm_OPERANDS): Remove.
24497 * cfglayout.c (insn_locators_alloc): Remove old location code.
24498 (set_curr_insn_source_location): Likewise.
24499 (curr_insn_locator): Likewise.
24500 * print-tree.c (print_node): Remove old location code.
24501 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24502 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24503 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24504 location_from_locus.
24505 (construct_exit_block): Remove old location code.
24506 * emit-rtl.c (force_next_line_note): Remove old location code.
24507 * profile.c (branch_prob): Remove old location code.
24508 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24509 LOC_LINE): Remove old-location variants.
24510 * langhooks.c (lhd_print_error_function): Remove old location
24512 * configure, config.in: Rebuilt.
24513 * configure.ac (--enable-mapped-location): Remove.
24514 * c-decl.c (c_init_decl_processing): Remove old location code.
24515 (finish_function): Likewise.
24516 * recog.c (decode_asm_operands): Remove old location code.
24517 * c-pch.c (c_common_read_pch): Remove old location code.
24518 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24520 * gimple-low.c (lower_function_body): Remove old location code.
24521 * toplev.c (unknown_location): Remove.
24522 (push_srcloc): Remove old-location variant.
24523 (process_options): Remove old location code.
24524 (lang_dependent_init): Likewise.
24525 * input.h (UNKNOWN_LOCATION): Move definition.
24526 (location_t): Undeprecate.
24527 (source_locus): Remove.
24528 (location_from_locus): Remove.
24529 (struct location_s): Remove.
24530 Remove all old-location code.
24531 (input_line, input_filename): Remove.
24532 * final.c (final_scan_insn): Remove old location code.
24533 * diagnostic.c (diagnostic_build_prefix): Remove
24534 USE_MAPPED_LOCATION test.
24535 * tree.h (gimple_stmt) <locus>: Now a location_t.
24536 (tree_exp) <locus>: Likewise.
24537 (DECL_IS_BUILTIN): Remove old-location variant.
24538 (annotate_with_file_line, annotate_with_locus): Likewise.
24539 (expr_locus, set_expr_locus): Update.
24540 * tree.c (build1_stat): Remove old location code.
24541 (last_annotated_node): Remove.
24542 (annotate_with_file_line): Remove old-location variant.
24543 (annotate_with_locus): Likewise.
24544 (expr_location): Remove old location code.
24545 (set_expr_location): Likewise.
24546 (expr_has_location): Likewise.
24547 (expr_locus): Likewise.
24548 (set_expr_locus): Likewise.
24549 (expr_filename): Don't use location_from_locus.
24550 (expr_lineno): Likewise.
24551 * rtl-error.c (location_for_asm): Remove old location code.
24552 * c-lex.c (cb_line_change): Remove old location code.
24553 (fe_file_change): Likewise.
24554 (cb_def_pragma): Likewise.
24555 (c_lex_with_flags): Likewise.
24556 * gengtype.c (do_typedef): Don't special-case location types.
24557 (define_location_structures): Remove.
24558 (main): Don't call define_location_structures.
24559 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24562 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24565 * builtins.def (BUILT_IN_STDARG_START): Remove.
24566 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24567 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24568 * tree-inline.c (inline_forbidden_p_1): Likewise.
24570 2008-02-26 Richard Guenther <rguenther@suse.de>
24572 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24573 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24574 (lookup_decl_from_uid): Declare.
24575 (remove_decl_from_map): Likewise.
24576 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24577 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24578 (decl_for_uid_map): New global hashtable mapping DECL_UID
24580 (init_ttree): Allocate it.
24581 (insert_decl_to_uid_decl_map): New helper function.
24582 (make_node_stat): Insert new decls into the map.
24583 (copy_node_stat): Likewise.
24584 (lookup_decl_from_uid): New function.
24585 (remove_decl_from_map): Likewise.
24586 (print_decl_for_uid_map_statistics): New helper.
24587 (dump_tree_statistics): Call it.
24589 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24590 (referenced_var_iterator): Adjust.
24591 (FOR_EACH_REFERENCED_VAR): Adjust.
24592 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24593 (num_referenced_vars): Adjust.
24594 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24595 (first_referenced_var): Remove.
24596 (end_referenced_vars_p): Likewise.
24597 (next_referenced_var): Likewise.
24598 (referenced_var_iterator_set): New helper function.
24599 * tree-dfa.c (referenced_var_lookup): Adjust.
24600 (referenced_var_check_and_insert): Likewise.
24601 (remove_referenced_var): Likewise.
24602 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24603 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24604 (verify_call_clobbering): Likewise.
24605 (verify_memory_partitions): Likewise.
24606 (init_tree_ssa): Allocate bitmap instead of hashtable for
24608 (delete_tree_ssa): Adjust.
24609 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24610 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24611 (compute_tag_properties): Likewise.
24612 (set_initial_properties): Likewise.
24613 (find_partition_for): Likewise.
24614 (update_reference_counts): Likewise.
24615 (dump_may_aliases_for): Likewise.
24616 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24617 (add_call_clobber_ops): Likewise.
24618 (add_call_read_ops): Likewise.
24619 (get_asm_expr_operands): Likewise.
24620 * tree-into-ssa.c (dump_decl_set): Likewise.
24621 (update_ssa): Likewise.
24622 * tree-sra.c (scan_function): Likewise.
24623 (decide_instantiations): Likewise.
24624 (scalarize_parms): Likewise.
24625 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24626 (dsa_named_for): Likewise.
24627 * tree-ssa-structalias.c (update_alias_info): Likewise.
24628 (merge_smts_into): Likewise.
24630 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24633 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24634 * c-opts.c (c_common_handle_option): Wall enables
24635 Wvolatile-register-var.
24636 * common.opt: Move Wvolatile-register-var to...
24639 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24641 * common.opt (Wlarger-than=): New.
24642 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24644 * opts.c (common_handle_option): Handle -Wlarger-than=.
24645 * optc-gen.awk: Likewise.
24646 * opth-gen.awk: Likewise.
24647 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24648 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24650 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24652 * c-common.c (match_case_to_enum_1): Add appropriate
24653 OPT_W* parameter to warning.
24654 (c_do_switch_warnings): Likewise.
24655 * c-typeck.c (warning_init): Add one more parameter following
24656 'warning' function.
24657 (push_init_level): Update call to warning_init.
24658 (pop_init_level): Likewise.
24659 (add_pending_init): Likewise.
24660 (output_init_element: Likewise.
24662 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24665 * toplev.c (toplev_main): If there are warnings or error, print
24666 errors for ignored options.
24667 * opts.c (ignored_options): New static variable.
24668 (postpone_unknown_option_error): New.
24669 (print_ignored_options): New.
24670 (handle_option): Postpone errors for unknown -Wno-* options.
24671 * opts.h (print_ignored_options): Declare.
24673 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24675 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24678 2008-02-25 Richard Guenther <rguenther@suse.de>
24681 2008-02-25 Richard Guenther <rguenther@suse.de>
24683 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24684 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24685 (lookup_decl_from_uid): Declare.
24686 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24687 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24688 (decl_for_uid_map): New global hashtable mapping DECL_UID
24690 (init_ttree): Allocate it.
24691 (insert_decl_to_uid_decl_map): New helper function.
24692 (make_node_stat): Insert new decls into the map.
24693 (copy_node_stat): Likewise.
24694 (lookup_decl_from_uid): New function.
24695 (print_decl_for_uid_map_statistics): New helper.
24696 (dump_tree_statistics): Call it.
24698 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24699 (referenced_var_iterator): Adjust.
24700 (FOR_EACH_REFERENCED_VAR): Adjust.
24701 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24702 (num_referenced_vars): Adjust.
24703 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24704 (first_referenced_var): Remove.
24705 (end_referenced_vars_p): Likewise.
24706 (next_referenced_var): Likewise.
24707 (referenced_var_iterator_set): New helper function.
24708 * tree-dfa.c (referenced_var_lookup): Adjust.
24709 (referenced_var_check_and_insert): Likewise.
24710 (remove_referenced_var): Likewise.
24711 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24712 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24713 (verify_call_clobbering): Likewise.
24714 (verify_memory_partitions): Likewise.
24715 (init_tree_ssa): Allocate bitmap instead of hashtable for
24717 (delete_tree_ssa): Adjust.
24718 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24719 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24720 (compute_tag_properties): Likewise.
24721 (set_initial_properties): Likewise.
24722 (find_partition_for): Likewise.
24723 (update_reference_counts): Likewise.
24724 (dump_may_aliases_for): Likewise.
24725 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24726 (add_call_clobber_ops): Likewise.
24727 (add_call_read_ops): Likewise.
24728 (get_asm_expr_operands): Likewise.
24729 * tree-into-ssa.c (dump_decl_set): Likewise.
24730 (update_ssa): Likewise.
24731 * tree-sra.c (scan_function): Likewise.
24732 (decide_instantiations): Likewise.
24733 (scalarize_parms): Likewise.
24734 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24735 (dsa_named_for): Likewise.
24736 * tree-ssa-structalias.c (update_alias_info): Likewise.
24737 (merge_smts_into): Likewise.
24739 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24742 * doc/invoke.texi (-fcx-limited-range): Document new option.
24743 * toplev.c (process_options): Handle -fcx-fortran-rules.
24744 * common.opt: Add documentation for -fcx-fortran-rules.
24746 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24749 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24750 actual behaviour and C99.
24752 2008-02-26 Ben Elliston <bje@au.ibm.com>
24754 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24755 (ASM_CPU_POWER6_SPEC): Likewise.
24756 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24757 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24758 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24760 2008-02-25 Richard Guenther <rguenther@suse.de>
24762 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24763 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24764 (lookup_decl_from_uid): Declare.
24765 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24766 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24767 (decl_for_uid_map): New global hashtable mapping DECL_UID
24769 (init_ttree): Allocate it.
24770 (insert_decl_to_uid_decl_map): New helper function.
24771 (make_node_stat): Insert new decls into the map.
24772 (copy_node_stat): Likewise.
24773 (lookup_decl_from_uid): New function.
24774 (print_decl_for_uid_map_statistics): New helper.
24775 (dump_tree_statistics): Call it.
24777 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24778 (referenced_var_iterator): Adjust.
24779 (FOR_EACH_REFERENCED_VAR): Adjust.
24780 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24781 (num_referenced_vars): Adjust.
24782 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24783 (first_referenced_var): Remove.
24784 (end_referenced_vars_p): Likewise.
24785 (next_referenced_var): Likewise.
24786 (referenced_var_iterator_set): New helper function.
24787 * tree-dfa.c (referenced_var_lookup): Adjust.
24788 (referenced_var_check_and_insert): Likewise.
24789 (remove_referenced_var): Likewise.
24790 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24791 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24792 (verify_call_clobbering): Likewise.
24793 (verify_memory_partitions): Likewise.
24794 (init_tree_ssa): Allocate bitmap instead of hashtable for
24796 (delete_tree_ssa): Adjust.
24797 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24798 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24799 (compute_tag_properties): Likewise.
24800 (set_initial_properties): Likewise.
24801 (find_partition_for): Likewise.
24802 (update_reference_counts): Likewise.
24803 (dump_may_aliases_for): Likewise.
24804 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24805 (add_call_clobber_ops): Likewise.
24806 (add_call_read_ops): Likewise.
24807 (get_asm_expr_operands): Likewise.
24808 * tree-into-ssa.c (dump_decl_set): Likewise.
24809 (update_ssa): Likewise.
24810 * tree-sra.c (scan_function): Likewise.
24811 (decide_instantiations): Likewise.
24812 (scalarize_parms): Likewise.
24813 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24814 (dsa_named_for): Likewise.
24815 * tree-ssa-structalias.c (update_alias_info): Likewise.
24816 (merge_smts_into): Likewise.
24818 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24821 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24822 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24823 * alias.h (nonoverlapping_memrefs_p): Likewise.
24825 2008-02-25 Jan Beulich <jbeulich@novell.com>
24827 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24828 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24829 __emultls_get_address, __emultls_register_common,
24830 __floatundi?f, and _Unwind_GetIPInfo.
24831 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24832 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24833 (gen_regparm_prefix): Likewise.
24834 (i386_nlm_encode_section_info): Sync with
24835 config/i386/winnt.c:i386_pe_encode_section_info().
24836 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24837 i386_nlm_mangle_decl_assembler_name): New.
24838 (netware_override_options): New.
24839 * config/i386/netware.h (netware_override_options): Declare.
24840 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24841 (i386_nlm_mangle_decl_assembler_name): Declare.
24842 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24844 2008-02-25 Ben Elliston <bje@au.ibm.com>
24847 * c-decl.c (grokdeclarator): Remove unused local variables
24848 `typedef_type' and `type_as_written'.
24850 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24851 unused local variable `has_hot_blocks'.
24852 (fix_crossing_conditional_branches): Remove unused local variable
24855 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24857 PR middle-end/19984
24858 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24859 using DEF_C99_BUILTIN.
24860 (BUILT_IN_NANF): Ditto.
24861 (BUILT_IN_NANL): Ditto.
24863 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24864 Revital Eres <eres@il.ibm.com>
24866 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24867 regarding the order of two dependent insns in the same row.
24869 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24871 * stor-layout.c (layout_decl): Do not bump the alignment of a
24872 bit-field to more than byte alignment if it is packed.
24874 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24876 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24879 2008-02-24 Diego Novillo <dnovillo@google.com>
24881 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24884 * tree-vrp.c (vrp_evaluate_conditional): With
24885 -Wtype-limits, emit a warning when comparing against a
24886 constant outside the natural range of OP0's type.
24887 * c.opt (Wtype-limits): Move ...
24888 * common.opt (Wtype-limits): ... here.
24890 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24892 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24893 * config/rs6000/e300c2c3.md: New file.
24894 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24896 (rs6000_override_options): Add e300c2 and e300c3 cases to
24897 processor_target_table. Do not allow usage of Altivec or Spe
24898 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24899 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24900 * config/rs6000/rs6000.h (processor_type): Add
24901 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24902 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24903 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24904 and ppce300c3. Include e300c2c3.md.
24906 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24908 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24909 instead of TARGET_STRICT_ALIGN.
24911 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24913 * explow.c (memory_address): Assert that the generated address is
24916 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24919 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24920 * config/darwin-ppc-ldouble-patch.def: New file.
24921 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24922 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24923 SUBTARGET_INIT_BUILTINS if defined.
24924 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24927 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24930 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24931 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24933 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24936 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24937 file" warning condtional on -Winvalid-PCH.
24939 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24941 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24943 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24947 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24948 prevent reload from using MMX registers.
24949 (*mov<mode>_internal): Ditto.
24950 (*movv2sf_internal_rex64): Ditto.
24951 (*movv2sf_internal): Ditto.
24953 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24955 PR documentation/31569
24956 * doc/install.texi2html: Use makeinfo --no-number-sections.
24958 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24960 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24961 ensure that we can address an entire entity > 8 bytes. Don't
24962 generate reg+reg addressing for such data.
24964 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24966 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24967 strings when optimizing for size, unless the target cares about
24970 2008-02-22 Tom Tromey <tromey@redhat.com>
24972 * regclass.c (current_pass): Remove declaration.
24974 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24976 * config/avr/libgcc.S (__RAMPZ__): Define.
24977 (__do_copy_data): Add for devices with 128KB code memory.
24979 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24981 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24983 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24985 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24987 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24990 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24993 * c-typeck.c (build_binary_op): Warn about floating point
24994 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24996 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24999 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25000 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25002 (rs6000_override_options): Set altivec_abi as default, not override,
25003 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25004 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25005 is used; use new member spe_abi.
25006 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25007 spe_abi and altivec_abi.
25009 2008-02-22 Tomas Bily <tbily@suse.cz>
25011 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25013 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25016 * config.build (build_file_translate): Set to `CMD //c' only if
25018 * Makefile.in (build_file_translate): Improve comment.
25020 2008-02-21 Jan Hubicka <jh@suse.cz>
25022 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25023 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25024 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25026 2008-02-21 Michael Matz <matz@suse.de>
25029 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25031 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25033 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25034 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25035 as insn constraint.
25036 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25037 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25038 SSE_VEC_FLOAT_MODE_P as insn constraint.
25039 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25040 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25041 sse4a_movntdf using MODEF mode iterator.
25042 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25043 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25044 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25045 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25046 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25047 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25048 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25050 2008-02-21 Richard Guenther <rguenther@suse.de>
25052 * tree.def (PAREN_EXPR): New tree code.
25053 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25055 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25056 * expr.c (expand_expr_real_1): Likewise.
25057 * tree-inline.c (estimate_num_insns_1): Likewise.
25058 * tree-complex.c (expand_complex_move): Likewise.
25059 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25062 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25065 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25067 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25070 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25072 * config/sh/sh.c (find_barrier): Don't go past
25073 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25075 2008-02-20 DJ Delorie <dj@redhat.com>
25077 * config/h8300/h8300.md (insv): Force source operand to be a register.
25079 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25080 as a jump, not as a plain insn.
25082 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25084 * doc/invoke.texi (Warning Options): Add new option
25085 -Wframe-larger-than=.
25086 (-Wframe-larger-than): Document.
25088 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25089 Add declarations for new option variables.
25091 * final.c (final_start_function): Check the frame size
25092 before emission and issue a Wframe-larger-than warning.
25094 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25095 Add definitions for new option variables.
25096 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25098 * common.opt (Wframe-larger-than=): New option.
25100 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25102 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25103 (<sse>_div<mode>3): Ditto.
25104 (<sse>_vmdiv<mode>3): Ditto.
25105 (<sse>_vmsqrt<mode>2): Ditto.
25106 (*smax<mode>3): Ditto.
25107 (sse5_frcz<mode>2): Ditto.
25108 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25109 as insn constraint.
25111 2008-02-20 Richard Guenther <rguenther@suse.de>
25113 PR middle-end/35265
25114 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25115 be happy with INTEGRAL_TYPE_P.
25117 2008-02-20 Richard Guenther <rguenther@suse.de>
25119 * fold-const.c (split_tree): Associate floatig-point expressions
25120 if flag_associative_math is set.
25122 2008-02-20 Richard Guenther <rguenther@suse.de>
25124 * tree.h (fold_real_zero_addition_p): Declare.
25125 * fold-const.c (fold_real_zero_addition_p): Export.
25126 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25127 floating-point operations with zero and one.
25129 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25131 * doc/install.texi: Correct references to CFLAGS, replacing them
25132 with BOOT_CFLAGS. Document flags used during bootstrap for
25135 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25137 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25138 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25139 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25141 (smin<mode>3): Ditto from similar patterns.
25142 (smax<mode>3): Ditto.
25143 (*ieee_smin<mode>3): Ditto.
25144 (*ieee_smax<mode>3): Ditto.
25145 * config/i386/sse.md (sse): New mode attribute.
25146 (mov<mode>): Macroize expander from movv4sf and movv2df using
25147 SSEMODEF2P mode iterator.
25148 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25149 SSE_VEC_FLOAT_MODE_P as insn constraint.
25150 (storent<mode>): Ditto.
25151 (storent<mode>): Macroize expander from storentsf and storentdf using
25152 MODEF mode iterator.
25153 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25154 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25155 (abs<mode>2): Ditto from similar patterns.
25156 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25157 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25158 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25159 (<sse>_vmsqrt<mode>2): Ditto.
25160 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25161 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25162 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25163 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25164 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25165 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25166 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25168 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25169 iterator and SSE_FLOAT_MODE_P as insn constraint.
25170 (<sse>_ucomi): Ditto from similar patterns.
25171 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25172 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25173 SSE_VEC_FLOAT_MODE_P as insn constraint.
25174 (vcond<mode>): Ditto from similar patterns.
25175 (and<mode>3, *and<mode>3): Ditto.
25176 (<sse>_nand<mode>3): Ditto.
25177 (ior<mode>3, *ior<mode>3): Ditto.
25178 (xor<mode>3, *xor<mode>3): Ditto.
25179 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25180 iterator and SSE_FLOAT_MODE_P as insn constraint.
25181 (*nand<mode>3): Ditto from similar patterns.
25182 (*ior<mode>3): Ditto.
25183 (*xor<mode>3): Ditto.
25185 2008-02-20 Ira Rosen <irar@il.ibm.com>
25187 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25188 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25189 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25191 2008-02-19 Jan Hubicka <jh@suse.cz>
25193 * predict.c (tree_bb_level_predictions): Remove variable next
25194 mistakely introduced by previous commit.
25196 2008-02-19 Jan Hubicka <jh@suse.cz>
25198 * predict.c (predict_paths_leading_to): Rewrite.
25199 (predict_paths_for_bb): New.
25200 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25202 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25205 * Makefile.in (build_file_translate): New.
25206 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25207 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25208 * configure.ac (build_file_translate): Substitute it.
25209 * configure: Regenerate.
25211 2008-02-19 Jan Hubicka <jh@suse.cz>
25213 PR rtl-optimization/34408
25214 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25217 2008-02-19 Jan Hubicka <jh@suse.cz>
25219 PR middle-end/28779
25220 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25223 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25226 * config/i386/i386-modes.def: Revert the last DI alignment
25227 change until Ada people can look into it.
25229 2008-02-19 Nick Clifton <nickc@redhat.com>
25231 * opts.c (print_specific_help): Fix typo in --help text.
25233 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25236 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25237 32-bit inline asm without asm alternatives for host GCC < 3.0.
25239 2008-02-19 Richard Guenther <rguenther@suse.de>
25241 PR tree-optimization/34989
25242 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25243 Allow propagation to INDIRECT_REF if we can simplify only.
25245 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25247 * c-common.c (warn_for_collisions_1): Use appropriate option when
25250 2008-02-19 Nick Clifton <nickc@redhat.com>
25253 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25254 (handle_options): Fix indentation.
25255 (print_filtered_help): If no language-specific options were
25256 displayed tell the user how to list all the options supported by
25257 the language's front-end.
25258 (print_specific_help): Fix indentation and remove duplicate line.
25259 (common_handle_option): Handle the -v option.
25260 For --help enable the display of undocumented options if the -v
25261 switch has been included on the command line.
25262 For --help= check for overlaps in the arguments between the option
25263 classes and the language names and issue a warning when they
25264 cannot be disambiguated.
25265 * c.opt (v): Pass on to the common option handler.
25267 2008-02-19 Revital Eres <eres@il.ibm.com>
25269 * modulo-sched.c (sms_schedule): Change dump message when
25270 create_ddg function fails.
25271 (try_scheduling_node_in_cycle): Rename row to cycle.
25272 (print_partial_schedule): Rename CYCLE to ROW.
25274 2008-02-19 Christian Bruel <christian.bruel@st.com>
25275 Zdenek Dvorak <ook@ucw.cz>
25277 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25279 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25282 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25283 (*x86_movdicc_0_m1_se): Ditto.
25285 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25287 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25288 (CMPtype): Define as __gcc_CMPtype.
25289 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25290 (CMPtype): Define as __gcc_CMPtype.
25292 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25294 Support valgrind 3.3 for --enable-checking=valgrind.
25295 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25297 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25298 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25299 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25300 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25301 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25302 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25303 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25305 * ggc-zone.c: Similar.
25306 * ggc-page.c: Similar.
25308 2008-02-19 Paul Brook <paul@codesourcery.com>
25311 * config/arm/ieee754-df.S: Fix do_it typo.
25312 * config/arm/ieee754-sf.S: Fix do_it typo.
25314 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25317 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25318 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25319 (OPTION_MASK_ISA_SSE_SET): Likewise.
25320 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25321 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25322 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25323 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25324 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25325 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25326 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25327 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25328 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25329 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25330 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25331 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25332 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25333 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25334 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25335 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25336 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25337 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25338 (OPTION_MASK_ISA_SSE4): Removed.
25339 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25340 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25341 (override_options): Don't turn on implied SSE/MMX bits in
25344 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25346 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25349 2008-02-18 Joey Ye <joey.ye@intel.com>
25351 PR middle-end/34921
25352 * tree-nested.c (insert_field_into_struct): Set type alignment
25353 to field alignment if the former is less than the latter.
25355 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25357 * BASE-VER: Set to 4.4.0.
25359 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25361 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25362 * doc/cfg.texi: Likewise.
25363 * doc/extend.texi: Likewise.
25364 * doc/gty.texi: Likewise.
25365 * doc/invoke.texi: Likewise.
25366 * doc/loop.texi: Likewise.
25367 * doc/md.texi: Likewise.
25368 * doc/passes.texi: Likewise.
25369 * doc/rtl.texi: Likewise.
25370 * doc/sourcebuild.texi: Likewise.
25371 * doc/tm.texi: Likewise.
25372 * doc/tree-ssa.texi: Likewise.
25374 2008-02-17 Richard Guenther <rguenther@suse.de>
25376 PR middle-end/35227
25377 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25378 without default definition.
25380 2008-02-17 Richard Guenther <rguenther@suse.de>
25382 PR tree-optimization/35231
25383 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25386 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25389 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25390 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25391 libgcc_cmp_return mode.
25393 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25396 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25398 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25400 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25403 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25405 * doc/c-tree.texi: Use `@.' where appropriate.
25406 * doc/extend.texi: Likewise.
25407 * doc/install.texi: Likewise.
25408 * doc/invoke.texi: Likewise.
25409 * doc/loop.texi: Likewise.
25410 * doc/makefile.texi: Likewise.
25411 * doc/md.texi: Likewise.
25412 * doc/passes.texi: Likewise.
25413 * doc/standards.texi: Likewise.
25414 * doc/tm.texi: Likewise.
25416 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25418 PR middle-end/35196
25419 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25421 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25422 rather than in entry_bb.
25424 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25426 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25427 libgcc_cmp_return mode.
25429 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25431 PR middle-end/35130
25432 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25433 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25435 2008-02-15 Richard Guenther <rguenther@suse.de>
25436 Zdenek Dvorak <ook@ucw.cz>
25438 PR tree-optimization/35164
25439 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25440 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25441 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25442 Only propagate addresses which do not have abnormal SSA_NAMEs
25445 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25448 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25450 2008-02-15 Jan Hubicka <jh@suse.cz>
25452 PR middle-end/35149
25453 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25455 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25457 PR middle-end/34621
25458 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25459 when calculating alignment_pad.
25461 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25463 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25464 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25465 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25466 and STACK_BOUNDARY define.
25468 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25470 PR preprocessor/35061
25471 * c-pragma.c (handle_pragma_pop_macro): Check that
25472 pushed_macro_table has been allocated.
25474 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25476 PR middle-end/35136
25477 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25478 (force_gimple_operand): Likewise.
25479 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25480 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25481 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25482 (find_interesting_uses_address): Check addressability and alignment
25483 of the base expression only after substituting bases of IVs into it.
25485 2008-02-14 Michael Matz <matz@suse.de>
25488 * function.c (instantiate_virtual_regs_in_insn): Reload address
25489 before falling back to reloading the whole operand.
25491 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25493 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25494 before the first section switch note.
25496 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25498 * doc/bugreport.texi: Update copyright years.
25499 * doc/c-tree.texi: Likewise.
25500 * doc/cfg.texi: Likewise.
25501 * doc/cpp.texi: Likewise.
25502 * doc/cppinternals.texi: Likewise.
25503 * doc/fragments.texi: Likewise.
25504 * doc/frontends.texi: Likewise.
25505 * doc/gcc.texi: Likewise.
25506 * doc/gty.texi: Likewise.
25507 * doc/hostconfig.texi: Likewise.
25508 * doc/implement-c.texi: Likewise.
25509 * doc/libgcc.texi: Likewise.
25510 * doc/loop.texi: Likewise.
25511 * doc/makefile.texi: Likewise.
25512 * doc/options.texi: Likewise.
25513 * doc/passes.texi: Likewise.
25514 * doc/rtl.texi: Likewise.
25515 * doc/sourcebuild.texi: Likewise.
25516 * doc/standards.texi: Likewise.
25517 * doc/tree-ssa.texi: Likewise.
25518 * doc/trouble.texi: Likewise.
25520 * doc/extend.texi: Use @: or add comma where appropriate.
25521 * doc/invoke.texi: Likewise.
25522 * doc/tm.texi: Likewise.
25524 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25527 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25530 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25532 * doc/md.texi (clz, ctz): Add reference.
25533 * doc/rtl.texi (clz, ctz): Likewise.
25535 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25538 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25541 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25543 * config/s390/s390.c (struct constant_pool): New field
25544 emit_pool_after added.
25545 (s390_mainpool_start): Set the emit_pool_after flag according
25546 to the section switch notes.
25547 (s390_mainpool_finish): Consider emit_pool_after when emitting
25548 the literal pool at the end of the function.
25549 (s390_chunkify_start): Force literal pool splits at section
25552 2008-02-13 Michael Matz <matz@suse.de>
25555 * var-tracking.c (clobber_variable_part): Correctly traverse the
25558 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25561 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25562 Add -fdump-ipa-inline.
25563 * tree-dump.c (dump_files): Remove tree-inlined dump.
25564 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25566 2008-02-12 Richard Guenther <rguenther@suse.de>
25568 PR tree-optimization/35171
25569 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25572 2008-02-12 Richard Guenther <rguenther@suse.de>
25574 PR middle-end/35163
25575 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25576 value-preserving mode. Disallow final truncation.
25578 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25580 PR middle-end/35136
25581 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25582 code from here to...
25583 (force_gimple_operand): ...here.
25585 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25588 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25589 non-compatible pointers.
25590 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25591 different FIELD_DECLs, try harder by comparing field offsets, sizes
25594 PR inline-asm/35160
25595 * function.c (match_asm_constraints_1): Don't replace the same input
25598 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25600 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25601 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25602 (expand_epilogue): Restore RAMPZ register.
25603 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25605 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25607 * config/i386/cygwin.asm: (__alloca): Correct calling
25608 convention and alignment.
25609 (__chkstk): Force 8 byte stack alignment.
25611 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25612 Richard Guenther <rguenther@suse.de>
25614 PR tree-optimization/33992
25615 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25616 the zero we compare against.
25618 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25620 PR libfortran/35063
25621 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25622 to CloseHandle after unlocking to prevent accumulation of handle
25625 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25627 PR middle_end/34150
25628 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25629 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25630 and update LABEL_NUSES during and after reload.
25632 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25634 PR middle-end/34627
25635 * combine.c (simplify_if_then_else): Make sure the comparison is
25636 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25638 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25641 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25642 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25643 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25644 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25645 * tree.h (get_type_static_bounds): Likewise.
25647 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25649 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25650 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25651 Make -Wfoo language annotations match what the compiler outputs.
25653 2008-02-08 Sa Liu <saliu@de.ibm.com>
25655 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25656 intrinsics spu_convts, spu_convtu, spu_convtf.
25658 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25660 * doc/extend.texi (Function Attributes) <noinline>: Mention
25661 asm ("") as method to keep calls.
25663 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25666 * doc/options.texi (Options): Replace references to opts.sh with
25668 * opts-common.c: Likewise.
25669 * optc-gen.awk: Likewise.
25671 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25673 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25675 2008-02-07 Richard Henderson <rth@redhat.com>
25678 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25679 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25682 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25684 PR tree-optimization/35085
25685 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25686 for operand entry oe2 in addition to operand entry oe3 in order to
25687 expose more opportunities for vectorizer sum reduction.
25689 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25692 * Makefile.in (LIBS): Remove $(GMPLIBS).
25693 (cc1-dummy, cc1): Add $(GMPLIBS).
25695 2008-02-06 Jan Hubicka <jh@suse.cz>
25698 * i386.md (moddf_integer): Do not produce partial memory stalls for
25699 targets where it hurts.
25701 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25704 * optabs.c (expand_float): Do not check for decimal modes when
25705 expanding unsigned integer through signed conversion.
25707 2008-02-06 Nick Clifton <nickc@redhat.com>
25709 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25710 inside the clobber with a match_operand and duplicated operand
25711 number in the constraint.
25712 (ineqbranchsi): Delete redundant comment.
25714 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25716 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25717 builtin_define ("__USE_INIT_FINI__").
25718 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25720 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25722 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25724 PR documentation/30330
25725 * doc/invoke.texi (C++ Dialect Options)
25726 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25727 For each warning option -Wfoo that allows -Wno-foo, ensure both
25728 -Wfoo and -Wno-foo are listed in the option index. Fix index
25729 entry of -Wswitch-default, index -Wnormalized= including the
25730 `=', and -Wlarger-than-@var{len} including @var{len}.
25732 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25734 * config/i386/i386.md (floatunssisf2): Use
25735 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25736 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25737 Macroize expander using MODEF mode iterator.
25739 2008-02-05 Diego Novillo <dnovillo@google.com>
25741 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25744 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25746 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25749 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25751 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25754 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25755 to indicate if a message should be generated.
25756 (init_cumulative_args): Updated.
25757 (function_value_32): Likewise.
25759 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25761 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25763 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25766 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25767 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25769 2008-02-04 Diego Novillo <dnovillo@google.com>
25771 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25774 * tree-vrp.c (vrp_evaluate_conditional): With
25775 -Wtype-limits, emit a warning when comparing against a
25776 constant outside the natural range of OP0's type.
25778 2008-02-04 Richard Guenther <rguenther@suse.de>
25780 PR middle-end/33631
25781 * expr.c (count_type_elements): Give for unions instead of
25784 2008-02-04 Richard Guenther <rguenther@suse.de>
25786 PR middle-end/35043
25787 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25788 to TYPE_DOMAINs base type instead of using bitsizetype here.
25790 2008-02-03 Jason Merrill <jason@redhat.com>
25792 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25794 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25797 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25798 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25799 (RS/6000 and PowerPC Options): Fix typos and markup.
25800 * doc/passes.texi (Tree-SSA passes): Likewise.
25802 2008-02-02 Michael Matz <matz@suse.de>
25805 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25806 from record_last_reg_set_info.
25807 (record_last_reg_set_info): Take an RTX argument, iterate over all
25808 constituent hardregs.
25809 (record_last_set_info, record_opr_changes): Change calls to
25810 new signature or to record_last_reg_set_info_regno.
25812 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25814 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25816 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25818 PR rtl-optimization/34773
25819 * reg-notes.def (EQUAL): Mention significance of combination of
25820 REG_EQUAL and REG_RETVAL.
25821 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25822 insn that has a REG_RETVAL.
25824 2008-02-01 Roger Sayle <roger@eyesopen.com>
25827 * configure.ac (--enable-fixed-point): Disable unless explicitly
25829 * configure: Regenerate.
25831 2008-02-01 Richard Guenther <rguenther@suse.de>
25834 * invoke.texi (-finline-limit): Remove no longer true parts
25835 of the documentation. Note that there is no default value.
25837 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25838 Mark Mitchell <mark@codesourcery.com>
25839 Ben Elliston <bje@au.ibm.com>
25842 * doc/extend.texi (Other Builtins): Document.
25844 2008-01-31 Tom Browder <tom.browder@gmail.com>
25846 * doc/c-tree.texi (Types): Fix grammar.
25847 (Expression trees): Ditto.
25848 * doc/passes.texi (Tree-SSA passes): Ditto.
25850 * doc/configterms.texi (Configure Terms): Fix typo.
25851 * doc/cpp.texi (Common Predefined Macros): Ditto.
25852 * doc/md.texi (Machine Constraints): Ditto.
25854 * doc/makefile.texi (Makefile): Add comma.
25856 2008-01-31 Tom Browder <tom.browder@gmail.com>
25857 Gerald Pfeifer <gerald@pfeifer.com>
25859 * doc/sourcebuild.texi (Front End): Remove references to CVS
25860 and CVSROOT/modules.
25861 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25862 (Back End): Remove reference to CVS.
25864 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25867 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25869 (mips16_gp_pseudo_reg): ...here.
25870 * config/mips/mips.md (load_const_gp): Replace with...
25871 (load_const_gp_<mode>): ...this :P-based insn.
25873 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25875 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25876 options. Minor fixes.
25877 (-std): Move reference to standards closer to where language
25878 standards are first mentioned.
25880 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25882 PR rtl-optimization/34995
25883 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25884 parameter and return a bool. If the rtx parameter is nonnull,
25885 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25886 (find_reloads): Update call accordingly. Pass the new operand
25887 if it needed no address reloads, otherwise pass null.
25889 2008-01-30 Richard Henderson <rth@redhat.com>
25892 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25893 for unbounded arrays.
25895 2008-01-30 Silvius Rus <rus@google.com>
25897 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25899 2008-01-30 Jan Hubicka <jh@suse.cz>
25902 * i386.c (init_cumulative_args): Use real function declaration when
25905 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25907 PR rtl-optimization/34998
25908 * global.c (build_insn_chain): Treat non-subreg_lowpart
25909 SUBREGs of pseudos as clobbering all the words covered by the
25910 SUBREG, not just all the bytes.
25911 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25912 original df_ref rather than an extract parameter.
25913 (global_conflicts): Update call accordingly.
25915 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25917 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25918 the overflow check to make it easier to read.
25919 (__fixtfdi): Change the type of the ll member in union
25920 long_double to UDItype_x.
25922 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25924 PR middle-end/34969
25925 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25926 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25927 * tree-inline.c (fold_marked_statements): Call
25928 cgraph_update_edges_for_call_stmt if folding a call statement.
25929 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25930 debug_generic_stmt calls, reset it back afterwards.
25933 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25935 * c-typeck.c (build_external_ref): Don't pedwarn about
25936 static vars in current function's scope.
25938 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25940 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25942 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25945 * ipa-struct-reorg.c: Fix spelling.
25946 * params.def: Ditto.
25948 2008-01-29 Richard Guenther <rguenther@suse.de>
25950 PR middle-end/35006
25951 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25953 * tree-inline.c (remap_type): Increment remapping_type_depth
25954 around remapping types.
25955 (copy_body_r): Only add referenced variables if they are referenced
25956 from code, not types.
25958 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25969 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25970 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25972 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25975 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25976 pointer for tiny stack.
25978 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25980 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25982 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25984 * config/vx-common.h: Fix typo in comment.
25986 2008-01-28 Ian Lance Taylor <iant@google.com>
25990 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25991 coalesce pointers if they have different DECL_NO_TBAA_P values.
25992 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25993 between variables with different DECL_NO_TBAA_P values.
25995 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25998 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25999 are not legitimate small data references on SPE targets.
26001 2008-01-28 David Daney <ddaney@avtrex.com>
26003 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26005 2008-01-28 David Daney <ddaney@avtrex.com>
26007 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26009 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26011 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26012 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26013 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26014 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26015 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26016 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26017 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26018 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26020 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26022 * basic-block.h (condjump_equiv_p): Fix comment.
26024 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26026 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26027 print_generic_stmt_indented): Fix comment.
26029 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26031 * configure.ac (__stack_chk_fail): Add detecion for availability
26032 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26033 * configure: Regenerate.
26035 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26037 PR middle-end/34688
26038 * final.c (output_addr_const): Handle TRUNCATE.
26040 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26043 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26044 (zero_cost, infinite_cost): New constants.
26045 (struct cost_pair): Change type of cost to comp_cost.
26046 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26047 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26049 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26050 split_address_cost, ptr_difference_cost, difference_cost,
26051 get_computation_cost_at, get_computation_cost,
26052 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26053 determine_use_iv_cost_condition, determine_use_iv_costs,
26054 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26055 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26056 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26057 Change type of cost to comp_cost.
26058 (determine_iv_cost): Increase cost of non-original ivs, instead
26059 of decreasing the cost of original ones.
26060 (get_address_cost): Indicate the complexity of the addressing mode
26062 (try_add_cand_for): Prefer using ivs not specific to some object.
26063 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26065 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26066 Janis Johnson <janis187@us.ibm.com>
26069 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26070 (TARGET_INSTANTIATE_DECLS): Likewise.
26071 * target.h (expand_to_rtl_hook): New target hook.
26072 (instantiate_decls): Likewise.
26073 * function.c (instantiate_decl): Make non-static. Rename to...
26074 (instantiate_decl_rtl): ... this.
26075 (instantiate_expr): Use instantiate_decl_rtl.
26076 (instantiate_decls_1): Likewise.
26077 (instantiate_decls): Likewise.
26078 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26079 * function.h (instantiate_decl_rtl): Add prototype.
26080 * cfgexpand.c (target.h): New include.
26081 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26082 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26083 (TARGET_INSTANTIATE_DECLS): Likewise.
26084 (TARGET_INITIALIZER): New target hooks added.
26085 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26087 * config/rs6000/rs6000.c (tree-flow.h): New include.
26088 (machine_function): Add sdmode_stack_slot field.
26089 (rs6000_alloc_sdmode_stack_slot): New function.
26090 (rs6000_instantiate_decls): Likewise.
26091 (rs6000_secondary_memory_needed_rtx): Likewise.
26092 (rs6000_check_sdmode): Likewise.
26093 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26094 (TARGET_INSTANTIATE_DECLS): Likewise.
26095 (rs6000_hard_regno_mode_ok): Allow SDmode.
26096 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26097 (rs6000_emit_move): Handle SDmode.
26098 (function_arg_advance): Likewise.
26099 (function_arg): Likewise.
26100 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26101 SDmode var args for 32-bit compiles.
26102 (rs6000_secondary_reload_class): Handle SDmode.
26103 (rs6000_output_function_epilogue): Likewise.
26104 (rs6000_function_value): Simplify if statement.
26105 (rs6000_libcall_value): Likewise.
26106 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26107 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26108 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26109 (movsd_hardfloat): New define_insn.
26110 (movsd_softfloat): Likewise.
26111 (movsd_store): Likewise.
26112 (movsd_load): Likewise.
26113 (extendsddd2): Likewise.
26114 (extendsdtd2): Likewise.
26115 (truncddsd2): Likewise.
26116 (movdd_hardfloat64): Fixup comment.
26117 (UNSPEC_MOVSD_LOAD): New constant.
26118 (UNSPEC_MOVSD_STORE): Likewise.
26120 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26123 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26125 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26126 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26127 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26128 and TRUTH_XOR_EXPR.
26130 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26133 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26134 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26135 __LONGDOUBLE128 too.
26136 * config/rs6000/aix61.h: New file.
26138 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26140 PR rtl-optimization/34959
26141 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26142 popcount and parity rtxes the same mode as their operand.
26143 Truncate or extend the result to the return value's mode
26146 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26149 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26150 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26151 to GOT_VERSION_REGNUM.
26152 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26153 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26154 * config/mips/mips.c (mips_emit_call_insn): New function.
26155 (mips_call_tls_get_addr): Call mips_expand_call directly.
26156 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26158 (mips16_build_call_stub): Likewise. Return the call insn or null.
26159 (mips_expand_call): Update the call to mips16_build_call_stub
26160 accordingly and a remove redundant condition. Assert that MIPS16
26161 stubs do not use lazy binding. Use mips_emit_call_insn and return
26163 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26165 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26166 (mips_avoid_hazard): Remove hazard_set handling.
26167 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26168 (UNSPEC_RESTORE_GP): ...this.
26169 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26170 (FAKE_CALL_REGNO): Rename to...
26171 (GOT_VERSION_REGNUM): ...this.
26172 (type): Add "ghost" value. Add an associated insn reservation.
26173 (hazard_set): Remove.
26174 (exception_receiver): Rename to...
26175 (restore_gp): ...this and update the unspec identifier accordingly.
26176 (exception_receiver, nonlocal_got_receiver): New expanders.
26177 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26178 FAKE_CALL_REGNO. Remove hazard_set attribute.
26179 (set_got_version, update_got_version): New patterns.
26181 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26184 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26186 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26189 * doc/install.texi2html: Generate gcc-vers.texi.
26191 2008-01-25 DJ Delorie <dj@redhat.com>
26193 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26195 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26197 * config/c4x: Remove directory.
26198 * config.gcc (crx-*, mt-*): Mark obsolete.
26199 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26200 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26201 sh-*-rtemscoff*): Remove cases.
26202 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26203 * real.c (encode_c4x_single, decode_c4x_single,
26204 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26205 c4x_extended_format): Remove.
26206 * real.h (c4x_single_format, c4x_extended_format): Remove.
26207 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26209 (Pragmas): Remove comment about c4x pragmas.
26210 * doc/install.texi (c4x): Remove target-specific instructions.
26211 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26212 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26213 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26214 refer to C4x source files as examples.
26215 (C4X_FLOAT_FORMAT): Remove documentation.
26217 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26219 * config/bfin/bfin.c (override_options): Reorder tests so that
26220 flag_pic gets enabled for -msep-data.
26222 2008-01-25 Richard Guenther <rguenther@suse.de>
26224 PR middle-end/32244
26225 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26226 to its bitfield precision if required.
26228 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26230 PR middle-end/33880
26231 * tree-nested.c (walk_omp_for): New function.
26232 (convert_nonlocal_reference, convert_local_reference): Call
26233 walk_omp_for on OMP_FOR.
26234 (convert_call_expr): Call walk_body on OMP_FOR's
26235 OMP_FOR_PRE_INIT_BODY.
26237 2008-01-25 Richard Guenther <rguenther@suse.de>
26239 PR tree-optimization/34966
26240 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26241 default defs and PHI_NODEs we have to insert after the
26242 defining statement.
26244 2008-01-24 Nick Clifton <nickc@redhat.com>
26246 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26247 Provide a default definition.
26248 (LIBGCC2_UNITS_PER_WORD): Likewise.
26250 * config/stormy16/stormy16.c: Include df.h for the prototype
26251 for df_regs_ever_live_p.
26252 (xstormy16_expand_builtin_va_start): Convert the stack offset
26253 into a component_ref and then use POINTER_PLUS_EXPR to add it
26254 to the incoming_virtual_args_rtx.
26255 (xstormy16_gimplify_va_arg_expr): Rename to
26256 xstormy16_gimplify_va_arg_expr.
26257 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26258 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26259 xstormy16_gimplify_va_arg_expr.
26260 Fix up some formatting issues.
26262 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26263 Move to predicates.md.
26264 (xs_hi_general_operand): Likewise.
26265 (xs_hi_nonmemory_operand): Likewise.
26266 * config/stormy16/predicates.md:
26267 (xstormy16_carry_plus_operand): New predicate.
26268 (xs_hi_general_operand): New predicate.
26269 (xs_hi_nonmemory_operand): New predicate.
26270 * config/stormy16/stormy16-protos.h:
26271 (xstormy16_carry_plus_operand): Delete prototype.
26272 (xs_hi_general_operand): Likewise.
26273 (xs_hi_nonmemory_operand): Likewise.
26275 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26276 modifiers as they are no longer needed and they can trigger
26277 reload spill failures.
26279 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26280 with a match_operand in order to help reload.
26282 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26283 constraint with 'e' for the 8th alternative as this version of
26284 the mov.w instruction only accepts the lower 8 registers.
26286 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26289 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26290 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26293 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26295 PR middle-end/33333
26296 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26298 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26300 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26302 (remove_structure): Update allocations list before removing structure.
26304 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26306 * ipa-struct-reorg.c (is_safe_cond_expr,
26307 create_new_stmts_for_cond_expr): Use integer_zerop function,
26308 that recognize not only zero-pointer, but zero-integer too.
26310 2008-01-25 Ben Elliston <bje@au.ibm.com>
26313 * fixproto: Escape "." in sed expression that strips leading "./".
26315 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26318 * gcc.c (SWITCH_OK): Removed.
26319 (SWITCH_LIVE): Changed to bit.
26320 (SWITCH_FALSE): Likewise.
26321 (SWITCH_IGNORE): Likewise.
26322 (switchstr): Change live_cond to unsigned int.
26323 (process_command): Replace SWITCH_OK with 0.
26324 (do_self_spec): Likewise.
26325 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26326 (give_switch): Likewise.
26327 (used_arg): Likewise.
26328 (do_spec_1): Set the SWITCH_IGNORE bit.
26329 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26330 bits. Set the SWITCH_LIVE bit.
26332 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26334 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26336 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26338 PR tree-optimization/34472
26339 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26340 parameter to a "bool *" and set *DATA to false if there is
26341 an unsafe access. Do not delete the structure here.
26342 (check_cond_exprs): Delete it here instead.
26343 (check_cond_exprs, exclude_cold_structs): Do not increase
26344 I when removing a structure.
26346 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26349 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26350 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26352 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26354 PR middle-end/34934
26355 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26356 a fixed vector for stack.
26358 2008-01-24 Ben Elliston <bje@au.ibm.com>
26361 * doc/gcc.texi (Software development): Add a direntry for g++.
26363 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26365 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26366 stale and straggling -fforce-addr comments above.
26368 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26370 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26371 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26373 2008-01-23 Michael Matz <matz@suse.de>
26376 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26379 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26381 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26382 malloc result type.
26384 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26386 * config/avr/avr.c (avr_current_arch): New variable.
26387 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26388 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26389 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26390 (avr_override_options): Init 'avr_current_arch'.
26391 (base_arch_s): Move from here...
26392 * config/avr/avr.h (base_arch_s): ... here. Add new members
26393 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26394 'mega' to 'have_jmp_call'.
26395 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26396 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26398 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26400 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26401 MULTILIB_MATCHES): Ditto.
26403 2008-01-23 Richard Guenther <rguenther@suse.de>
26405 PR middle-end/31529
26406 * cgraphunit.c (cgraph_reset_node): Always mark the node
26407 not reachable if it is not queued already.
26409 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26411 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26412 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26413 (cputype_selected): New static variable.
26414 (bfin_handle_option): Set it if -mcpu is used.
26415 (override_option): Select default set of workarounds if no cpu type
26416 selected on the command line.
26417 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26419 From Michael Frysinger <michael.frysinger@analog.com>
26420 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26421 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26423 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26424 for bf547, bf523, bf524, and bf526.
26425 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26427 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26428 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26429 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26430 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26431 * doc/invoke.texi (Blackfin Options): Document that
26432 -mcpu now accept bf547, bf523, bf524, and bf526.
26434 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26436 PR rtl-optimization/34628
26437 * combine.c (try_combine): Stop and undo after the first combination
26438 if an autoincrement side-effect on the first insn has effectively
26441 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26444 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26445 Offset addresses are not valid for Altivec or paired float modes.
26447 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26450 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26451 if DECL_INITIAL (decl) is error_mark_node.
26454 * c-common.c (handle_vector_size_attribute): Only allow
26455 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26456 the same way as pointer, array etc. types.
26457 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26460 * tree.c (build_type_attribute_qual_variant): Call
26461 build_qualified_type if attributes are equal, but quals are not.
26463 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26466 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26467 * flags.h (warn_strict_aliasing): Remove.
26468 (warn_strict_overflow): Remove.
26469 * opts.c (warn_strict_aliasing): Remove.
26470 (warn_strict_overflow): Remove.
26471 * c-opts.c (c_common_handle_option): -Wall only sets
26472 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26473 (c_common_post_options): Give default values to -Wstrict-aliasing
26474 and -Wstrict-overflow if they are uninitialized.
26475 * common.opt (Wstrict-aliasing): Specify Var and Init.
26476 (Wstrict-overflow): Likewise.
26478 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26480 PR rtl-optimization/26854
26481 PR rtl-optimization/34400
26482 PR rtl-optimization/34884
26483 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26485 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26486 (df_rd_bb_info.expanded_lr_out): Deleted
26487 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26488 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26489 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26490 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26491 Removed code to allocate, initialize or free expanded_lr_out.
26492 (df_rd_bb_local_compute_process_def): Restructured to make more
26494 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26495 sets if the sets are being trimmed.
26497 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26500 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26501 (as_vers): Likewise.
26502 * configure: Regenerated.
26504 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26506 PR middle-end/33092
26507 * tree-pass.h (pass_build_alias): New pass.
26508 * tree-ssa-alias.c (gate_build_alias): New.
26509 (pass_build_alias): New.
26510 * passes.c (init_optimization_passes): Add pass_build_alias after
26511 pass_create_structure_vars.
26513 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26515 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26516 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26517 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26518 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26519 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26520 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26521 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26522 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26523 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26524 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26525 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26526 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26527 * config/s390/s390.md (FP_ALL): New mode iterator.
26528 (_d): New mode attribute.
26529 ("*signbit<mode>2>"): Changed mode of first operand.
26530 ("isinf<mode>2"): Changed mode of first operand.
26531 ("*TDC_insn"): Adaptation for DFP modes.
26533 2008-01-22 Ben Elliston <bje@au.ibm.com>
26535 * tree.c (check_qualified_type): Improve function description.
26537 2008-01-21 Jason Merrill <jason@redhat.com>
26540 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26541 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26544 2008-01-21 DJ Delorie <dj@redhat.com>
26546 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26549 2008-01-21 Richard Guenther <rguenther@suse.de>
26551 PR middle-end/34856
26552 * tree-cfg.c (verify_expr): Allow all invariant expressions
26553 instead of just constant class ones as reference argument.
26554 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26555 like any other constant.
26556 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26558 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26560 * regmove.c (fixup_match_1): Update call crossed frequencies.
26562 2008-01-21 Richard Guenther <rguenther@suse.de>
26565 * tree-inline.c (setup_one_parameter): Deal with mismatched
26566 types using a VIEW_CONVERT_EXPR.
26568 2008-01-21 Alon Dayan <alond@il.ibm.com>
26569 Olga Golovanevsky <olga@il.ibm.com>
26571 PR tree-optimization/34701
26572 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26573 when the structure size is not a power of 2.
26575 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26577 * doc/install.texi: Add doc for --enable-checking=df.
26579 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26581 PR rtl-optimization/34808
26582 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26584 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26586 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26589 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26591 PR rtl-optimization/26854
26592 PR rtl-optimization/34400
26593 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26595 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26596 (df_rd_bb_info.expanded_lr_out): New.
26597 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26598 * loop_iv.c (iv_analysis_loop_init): Ditto.
26599 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26600 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26601 Added code to allocate, initialize or free expanded_lr_out.
26602 (df_rd_bb_local_compute_process_def): Restructured to make
26603 more understandable.
26604 (df_rd_confluence_n): Add code to do nothing with fake edges and
26605 code to no apply invalidate_by_call sets if the sets are being trimmed.
26606 (df_lr_local_finalize): Renamed to df_lr_finalize.
26607 (df_live_local_finalize): Renamed to df_live_finalize.
26609 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26612 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26613 deciding whether to use reciprocal instructions.
26615 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26617 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26618 dwarf2out_note_section_used if cold_text_section is NULL.
26620 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26622 PR gcov-profile/34610
26623 * tree-cfg.c (make_edges): Mark both outgoing edges from
26624 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26625 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26626 from OMP_FOR and OMP_CONTINUE outgoing edges.
26628 * tree-profile.c (tree_profiling): Return early if
26629 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26631 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26632 from cfun to child_cfun.
26633 * function.h (struct function): Add after_tree_profile bit.
26635 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26637 * config/avr/avr.S (_exit): Disable interrupt.
26639 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26640 Steven Bosscher <stevenb.gcc@gmail.com>
26642 PR rtl-optimization/26854
26643 PR rtl-optimization/34400
26644 * df-problems.c (df_live_scratch): New scratch bitmap.
26645 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26646 (df_live_reset): Clear the proper bitmaps.
26647 (df_live_bb_local_compute): Only process the artificial defs once
26648 since the order is not important.
26649 (df_live_init): Init the df_live sets only with the variables
26650 found live by df_lr.
26651 (df_live_transfer_function): Use the df_lr sets to prune the
26652 df_live sets as they are being computed.
26653 (df_live_free): Free df_live_scratch.
26655 2008-01-18 Ian Lance Taylor <iant@google.com>
26657 * common.opt: Add fmerge-debug-strings.
26658 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26659 flag_merge_debug_strings rather than flag_merge_constants.
26660 * doc/invoke.texi (Option Summary): Mention
26661 -fmerge-debug-strings.
26662 (Debugging Options): Document -fmerge-debug-strings.
26664 2008-01-18 Ian Lance Taylor <iant@google.com>
26667 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26668 (struct tree_function_decl): Add new field operator_new_flag.
26669 * tree-inline.c (expand_call_inline): When inlining a call to
26670 operator new, force the return value to go into a variable, and
26671 set DECL_NO_TBAA_P on that variable.
26672 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26674 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26677 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26678 DWARF2_DEBUGGING_INFO.
26679 (dwarf2out_note_section_used): Ditto. Add prototype.
26680 (have_multiple_function_sections, text_section_used,
26681 cold_text_section_used, *cold_text_sections): Move declarations
26684 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26686 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26687 field and add signal_ra.
26688 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26689 assignments to frame state pc. Move end of stack check after
26690 MD_FALLBACK_FRAME_STATE_FOR.
26691 (uw_update_context_1): Use frame state signal_regs if set, instead
26692 of checking signal_frame flag.
26693 (uw_update_context): Use frame state signal_ra if set.
26694 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26695 * config/xtensa/linux-unwind.h: New file.
26697 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26699 * modulo-sched.c (get_sched_window): Fix comment typo.
26701 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26703 PR tree-optimization/34648
26704 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26706 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26708 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26709 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26711 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26713 PR rtl-optimization/34400
26714 * df-core.c (df_worklist_dataflow_overeager,
26715 df_worklist_dataflow_doublequeue): New functions.
26716 (df_worklist_dataflow): Two different worklist solvers.
26717 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26720 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26723 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26724 and ftree-parallelize-loops.
26726 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26728 PR rtl-optimization/34826
26729 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26731 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26733 * global.c (find_reg): Mark the eh regs as used if necessary.
26734 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26735 * ra.h (struct allocno): no_eh_reg field added. Changed
26736 no_stack_reg type to bitfield.
26738 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26740 * tree.c (substitute_in_expr): Add missing 'break'.
26742 2008-01-17 Richard Guenther <rguenther@suse.de>
26744 PR tree-optimization/34825
26745 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26746 x / x as division to handle.
26748 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26750 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26751 "-pthread" is specified.
26752 * pa-hpux11.h (LIB_SPEC): Likewise.
26754 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26755 Peter Bergner <bergner@vnet.ibm.com>
26757 PR rtl-optimization/33796
26758 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26760 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26762 PR libgfortran/34699
26763 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26765 * pa-hpux10.h (LINK_SPEC): Likewise.
26766 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26768 2008-01-16 Richard Guenther <rguenther@suse.de>
26770 PR middle-end/32628
26771 * fold-const.c (fold_convert_const_int_from_int): Do not
26772 set overflow if that occured only because of a sign extension
26773 change when converting from/to a sizetype with the same
26774 precision and signedness.
26776 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26779 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26780 location address to the correct place. Update copyright year.
26782 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26784 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26785 no dependences in the dependence_relations vector.
26787 2008-01-16 Jan Hubicka <jh@suse.cz>
26789 PR rtl-optimization/31396
26790 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26791 * cfg.c (dump_reg_info): Print it.
26792 * regs.h (struct reg_info_t): add freq_calls_crossed.
26793 (REG_FREQ_CALLS_CROSSED): New macro.
26794 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26795 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26796 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26797 regmove_optimize): Update call crossed frequencies.
26798 * local-alloc.c (struct qty): Add freq_calls_crossed.
26799 (alloc_qty): Copute freq_calls_crossed.
26800 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26801 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26802 * ra.h (struct allocno): Add freq_calls_crossed.
26804 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26806 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26807 libgomp when compiling with ftree-parallelize-loops.
26808 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26810 2008-01-16 Richard Guenther <rguenther@suse.de>
26812 PR tree-optimization/34769
26813 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26814 * tree.c (int_cst_value): Instead make this function more
26815 permissive in what it accepts as valid input. Document this
26816 function always sign-extends the value.
26818 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26819 Richard Guenther <rguenther@suse.de>
26822 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26823 (gimple_fold_indirect_ref_rhs): ... this.
26824 (gimple_fold_indirect_ref): New function with foldings
26825 that preserve lvalueness.
26826 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26827 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26828 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26829 to fold an INDIRECT_REF, fall back to the old use of
26830 fold_indirect_ref_1.
26832 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26834 * tree-data-ref.c (subscript_dependence_tester_1): Call
26835 free_conflict_function.
26836 (compute_self_dependence): Same.
26838 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26841 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26842 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26844 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26845 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26846 for DWARF2_UNWIND_INFO targets.
26848 2008-01-16 Richard Guenther <rguenther@suse.de>
26851 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26852 type qualifiers for function types.
26854 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26856 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26857 loop_iterator li from previous commit.
26859 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26861 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26863 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26865 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26866 (parallelize_loops): Don't parallelize irreducible components.
26868 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26871 * c-opts (c_common_post_options): Do not enable CPP
26872 flag_pedantic_errors by default.
26874 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26876 PR rtl-optimization/31944
26877 * cse.c (remove_pseudo_from_table): New function.
26878 (merge_equiv_classes): Use above function to remove pseudo-registers.
26879 (invalidate): Likewise.
26881 2008-01-13 Richard Guenther <rguenther@suse.de>
26883 PR middle-end/34601
26884 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26885 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26887 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26889 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26890 validate_change to unshare the source of the PC set.
26892 2008-01-12 Jan Hubicka <jh@suse.cz>
26894 PR middle-end/32135
26895 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26896 references above array bounds. This might trigger bounds checks for
26897 pointers to arrays.
26899 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26901 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26902 new_replaceable_dependencies.
26904 2008-01-12 Doug Kwan <dougkwan@google.com>
26906 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26907 instead of OPT_Wreturn_type in warning due to ignored return type
26909 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26910 options included in -Wextra.
26911 * c.opt: New option -Wignored_qualifiers.
26912 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26913 -Wignore_qualifiers.
26914 (-Wignored-qualifiers): Document.
26915 (-Wreturn-type): Remove description of functionality now handled
26916 by -Wignored-qualifiers.
26918 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26921 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26922 NOP_EXPR if it is between integral types with the same precision.
26924 2008-01-12 Jan Hubicka <jh@suse.cz>
26927 * invoke.texi (max-inline-recursive-depth): Fix default value.
26929 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26931 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26934 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26936 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26938 2008-01-11 James E. Wilson <wilson@specifix.com>
26941 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26943 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26945 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26946 save/restore frame pointer register and don't use 'call-prologues'
26947 optimization in function with "OS_task" attribute.
26949 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26951 PR middle-end/31309
26952 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26953 when copying to memory.
26955 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26957 PR rtl-optimization/30905
26958 * cfgcleanup.c: Include dce.h
26959 (crossjumps_occured): New global variable.
26960 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26961 If something changed, set crossjumps_occured to true.
26962 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26963 Don't add/remove fake edges to exit here...
26964 (cleanup_cfg): ...but do it here, when crossjumping.
26965 Run a fast DCE when successful crossjumps occured in the latest
26966 iteration of try_optimize_cfg.
26968 2008-01-11 Richard Guenther <rguenther@suse.de>
26970 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26971 (struct vn_unary_op_s): Likewise.
26972 (vn_reference_insert): Free old reference on hash collision.
26974 2008-01-10 Raksit Ashok <raksit@google.com>
26976 PR rtl-optimization/27971
26977 * combine.c (find_split_point): Split PLUS expressions which are
26978 inside a MEM rtx, and whose first operand is complex.
26980 2008-01-10 DJ Delorie <dj@redhat.com>
26982 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26983 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26984 (m32c_hard_regno_ok): Call the underlying function.
26986 2008-01-10 Richard Guenther <rguenther@suse.de>
26988 PR middle-end/34683
26989 * tree-cfg.c (tree_merge_blocks): Do not go through the
26990 full-blown folding and stmt updating path if we just deal
26991 with virtual operands.
26992 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26993 test for abnormal SSA_NAMEs.
26995 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26997 PR middle-end/34641
26998 * reload.c (push_reload): Add assertions. All constants from
26999 reg_equiv_constant should have been used for replacing the respective
27001 (find_reloads_address): Invoke find_reloads_address_part for
27002 constant taken from the reg_equiv_constant array.
27004 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27006 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27007 field (valnum) the first in the struct. Replace bools with
27010 2008-01-10 Richard Guenther <rguenther@suse.de>
27012 PR tree-optimization/34651
27013 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27014 types and ordering for masking and converting.
27016 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27018 PR tree-optimization/34017
27019 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27020 also for PHI_NODE expressions.
27022 2008-01-09 Jan Hubicka <jh@suse.cz>
27024 PR tree-optimization/34708
27025 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27026 based on number of case labels.
27027 (init_inline_once): Remove switch_cost.
27028 * tree-inline.h (eni_weights_d): Remove switch_cost.
27030 2008-01-09 Richard Guenther <rguenther@suse.de>
27031 Andrew Pinski <andrew_pinski@playstation.sony.com>
27033 PR middle-end/30132
27034 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27035 temporary if an rvalue is ok or an lvalue is not required.
27037 2008-01-09 Richard Guenther <rguenther@suse.de>
27039 PR middle-end/34458
27040 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27041 adjust return type.
27043 2008-01-09 Richard Guenther <rguenther@suse.de>
27045 PR middle-end/34679
27046 * tree.c (host_integerp): Check for sizetype only if the
27047 type is an integer type.
27049 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27052 * opts.c (decode_options): Disable inlining of functions called
27053 once if not in unit-at-a-time mode.
27055 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27057 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27059 2008-01-08 Richard Guenther <rguenther@suse.de>
27061 PR middle-end/31863
27062 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27063 out early if the result will be unused.
27065 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27070 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27071 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27074 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27076 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27077 for vectorization tuned.
27079 2008-01-08 Richard Guenther <rguenther@suse.de>
27081 PR tree-optimization/34683
27082 * tree-ssa-operands.c (operand_build_cmp): Export.
27083 * tree-ssa-operands.h (operand_build_cmp): Declare.
27084 * tree-vn.c (vuses_compare): Remove.
27085 (sort_vuses): Use operand_build_cmp.
27086 (sort_vuses_heap): Likewise.
27087 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27088 to re-use old VEC if available. Do not sort already sorted VUSEs.
27089 (vdefs_to_vec): Do not sort already sorted VDEFs.
27091 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27093 PR middle-end/34694
27094 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27096 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27099 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27100 limitations of reciprocal sequences on x86 targets.
27102 2008-01-08 Richard Guenther <rguenther@suse.de>
27104 PR tree-optimization/34683
27105 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27107 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27110 * config/darwin.c (darwin_mergeable_string_section): Don't use
27111 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27113 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27116 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27117 negxf2. Macroize expander using X87MODEF mode iterator. Change
27118 predicates of op0 and op1 to register_operand.
27119 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27120 expander using X87MODEF mode iterator. Change predicates of
27121 op0 and op1 to register_operand.
27122 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27123 corresponding patterns and macroize using MODEF macro. Change
27124 predicates of op0 and op1 to register_operand and remove
27125 "m" constraint. Disparage "r" alternative with "!".
27126 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27127 macroize using X87MODEF macro. Change predicates of op0 and op1
27128 to register_operand and remove "m" constraint. Disparage "r"
27129 alternative with "!".
27130 (absneg splitter with memory operands): Remove.
27131 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27132 patterns and macroize using X87MODEF mode iterator.
27133 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27134 Change predicate of op1 to register_operand.
27135 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27136 for memory operands.
27138 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27140 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27142 2008-01-07 Richard Guenther <rguenther@suse.de>
27144 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27147 2008-01-07 Richard Guenther <rguenther@suse.de>
27149 PR tree-optimization/34683
27150 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27151 VOPs of the needed size to save memory. Use VEC_quick_push
27152 to save compile-time.
27153 (vdefs_to_vec): Likewise.
27155 2008-01-07 Sa Liu <saliu@de.ibm.com>
27157 * config/spu/spu.md (divdf3): Genetate inline code for double
27158 division. The implementation doesn't handle INF or NAN, therefore it
27159 only applies when -ffinite-math-only is given.
27161 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27164 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27165 * doc/cpp.texi ([Common Predefined Macros]): Document.
27167 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27169 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27170 order to use commutative addition instead of subtraction.
27172 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27173 Mircea Namolaru <namolaru@il.ibm.com>
27174 Vladimir Yanovsky <yanov@il.ibm.com>
27175 Revital Eres <eres@il.ibm.com>
27177 PR tree-optimization/34263
27178 * tree-outof-ssa.c (process_single_block_loop_latch,
27179 contains_tree_r): New functions.
27180 (analyze_edges_for_bb): Call process_single_block_loop_latch
27181 function to empty single-basic-block latch block if possible.
27183 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27185 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27187 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27189 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27191 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27193 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27195 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27197 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27199 PR tree-optimization/34618
27200 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27203 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27206 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27207 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27208 Update copyright year.
27210 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27211 Update copyright year.
27212 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27215 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27217 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27218 edge does not point to current bb before changing need_assert.
27220 2008-01-04 Richard Guenther <rguenther@suse.de>
27222 PR middle-end/34029
27223 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27224 for verifying purposes if they are is_gimple_min_invariant.
27226 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27228 PR tree-optimization/34448
27229 PR tree-optimization/34465
27230 * gimplify.c (gimplify_init_constructor): Add new parameter
27231 notify_temp_creation. Use it.
27232 (gimplify_modify_expr_rhs): Take volatiles into account when
27233 optimizing constructors.
27234 Do not optimize constructors if gimplify_init_constructor will dump to
27236 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27237 * gcc.c-torture/compile/pr34448.c: New.
27239 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27241 PR gcov-profile/34609
27242 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27243 return_slot if result is TREE_ADDRESSABLE.
27245 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27247 * config/mips/mips.md (sqrt_condition): Tweak comment.
27248 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27250 2008-01-03 Tom Tromey <tromey@redhat.com>
27253 * c-common.c (c_type_hash): Handle VLAs.
27255 2008-01-03 Jan Hubicka <jh@suse.cz>
27257 PR tree-optimization/31081
27258 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27259 0 when inlining and not inlining to first basic block.
27260 (remap_decl): When var is initialized to 0, don't set default_def.
27261 (expand_call_inline): Set entry_bb.
27262 * tree-inline.h (copy_body_data): Add entry_bb.
27264 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27267 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27270 PR tree-optimization/29484
27271 * tree-inline.c (inline_forbidden_p_2): New function.
27272 (inline_forbidden_p): Disallow inlining if some static var
27273 has an address of a local LABEL_DECL in its initializer.
27274 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27277 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27279 PR tree-optimization/34635
27280 * tree-data-ref.c (add_other_self_distances): Make sure that the
27281 evolution step is constant.
27283 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27285 PR middle-end/34608
27286 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27288 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27290 * tree-sra.c (scalarize_init): Insert the generate_element_init
27291 statements after the generate_element_zero statements.
27293 2008-01-02 Richard Guenther <rguenther@suse.de>
27295 PR middle-end/34093
27296 PR middle-end/31976
27297 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27298 for very large number of operands instead of ICEing.
27300 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27303 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27304 while stack probing.
27306 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27308 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27311 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27313 PR libmudflap/26442
27314 * tree-mudflap.c (mx_register_decls): Guard warning by
27315 !DECL_ARTIFICIAL check.
27317 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27319 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27320 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27321 sse5_perm<mode>): Fix constraints.