1 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4 supported on all platforms.
5 * target.h (struct gcc_target): Remove
6 handle_pragma_redefine_extname.
7 * c-cppbuiltin.c: Remove use of
8 targetm.handle_pragma_redefine_extname.
9 * c-pragma.c: Likewise.
10 * target-def.h (TARGET_INITIALIZER): Remove
11 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12 * config/sol2.h: Remove use of
13 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
15 2009-08-14 Douglas B Rupp <rupp@gnat.com>
17 * config/ia64/fde-vms.c: New file.
18 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
19 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
20 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
21 (uw_frame_state_for): Only register a personality routine if it is
22 known to be compatible with our expectations.
23 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
24 Declare unw_table_entry stack variable and
25 mod all calls to _Unwind_FindTableEntry to add arg.
26 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
27 (_Unwind_FindTableEntry): Add arg to prototype.
29 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
31 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
32 field 'signal_pfs_loc'.
33 (uw_frame_state_for): Remove duplicate code dealing with leaf
34 procedures without unwind info.
35 If in the frame after unwinding through a signal handler, restore
36 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
37 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
38 'pfs_loc' to the AR.PFS location in the signal context; instead
40 Manually generate the unwind info for the AR.PFS register.
41 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
42 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
43 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
44 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
45 instead set 'signal_pfs_loc'.
46 Remove code preventing the AR.PFS register from being restored
47 from the signal context.
49 2009-08-14 Douglas B Rupp <rupp@gnat.com>
50 Tristan Gingold <gingold@adacore.com>
52 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
53 * config/ia64/t-vms: New file.
54 * config/ia64/vms64.h: New file.
55 * config/ia64/vms.h: New file.
56 * config/ia64/vms-crtinit.asm: New file.
57 * config/ia64/vms_symvec_libgcc_s.opt: New file.
58 * config/ia64/vms-unwind.h: New file.
60 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
62 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
65 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
68 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
69 version. Move declaration...
70 * real.h (do_mpc_arg2): ... here.
71 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
74 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
76 * final.c (add_debug_prefix_map): Don't use GC memory for
77 old_prefix and new_prefix.
79 2009-08-14 Richard Guenther <rguenther@suse.de>
81 * ipa-prop.c (compute_complex_pass_through): If we cannot
82 compute a non-varying offset for IPA_JF_ANCESTOR punt.
84 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
86 * c-lex.c (c_lex_with_flags): Increase size of local variable
87 to avoid memory clobber.
89 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
92 * config/i386/i386.c (ix86_fp_comparison_strategy):
93 Only enable/disable sahf at function granularity.
95 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
97 PR rtl-optimization/41064
98 * reload1.c (reload_as_needed): Don't call extract_insn
99 for known invalid replacements after calling
100 validate_replace_rtx_group and verify_changes.
102 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
106 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
107 ix86_expand_fp_vcond.
108 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
109 Assert that operation is supported by ix86_expand_int_vcond.
110 (vcondu<SSEMODE124C8:mode>): Ditto.
112 2009-08-13 DJ Delorie <dj@redhat.com>
114 * config/i386/djgpp-stdint.h: New.
115 * config.gcc (djgpp): Use it.
117 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
119 * config/sh/sh.c (sh_override_options): When flag_exceptions or
120 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
122 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
124 * tree-ssa-loop-prefetch.c
125 (prune_ref_by_group_reuse): Enhance probabilistic analysis
126 for long-stride pruning.
127 (compute_miss_rate): New function to compute the probability
128 that two memory references access different cache lines.
130 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
132 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
134 2009-08-13 Richard Guenther <rguenther@suse.de>
137 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
138 use the constant pointer type.
139 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
140 of CV qualifiers on the target pointer type.
141 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
142 conversion check before restrict check.
144 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
147 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
149 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
151 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
153 2009-08-12 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/41011
156 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
157 and reference constructing.
159 2009-08-12 Xinliang David Li <davidxl@google.com>
161 PR tree-optimization/41012
162 * tree-flow.h : New external interface.
163 * gimple-low.c (check_call_arg): Change to public function.
164 Remove argument mismatch check in lowering.
165 * tree-inline.h (tree_can_inline_p): Interface change.
166 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
168 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
169 Call change to tree_can_inline_p function.
170 (cgraph_decide_inlining_incrementally): Ditto.
172 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
174 PR tree-optimization/41031
175 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
176 on the partition variable rather than promote_mode on the source
177 type. Assert that the partition variable's type has the same
178 mode as the source value's.
180 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
182 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
184 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
186 * calls.c (expand_call): Fix typo.
187 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
189 * stmt.c (expand_value_return): Use promote_function_mode to copy out
191 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
192 * config/cris/cris.c (cris_promote_function_mode): Likewise.
193 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
194 * config/pa/pa.c (pa_promote_function_mode): Likewise.
196 2009-08-11 Andrew Haley <aph@redhat.com>
198 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
200 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
203 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
205 2009-08-12 Richard Guenther <rguenther@suse.de>
207 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
208 * gimplify.c (gimplify_modify_expr): Do not use
209 lang_hooks.types_compatible_p.
210 * tree-ssa.c (useless_type_conversion_p): For aggregates
211 just return false if the canonical types differ.
213 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
216 * sese.c (convert_for_phi_arg): New.
217 (add_guard_exit_phis): Use convert_for_phi_arg.
219 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
221 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
222 unknown subscript upper bounds.
224 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
225 Pranav Garg <pranav.garg2107@gmail.com>
227 * graphite-interchange.c (gather_access_strides): Removed.
228 (ppl_max_for_le): New.
229 (build_linearized_memory_access): New.
230 (memory_stride_in_loop): New.
231 (pbb_interchange_profitable_p): Reimplemented.
232 * graphite-ppl.h (ppl_new_id_map): New.
233 (ppl_interchange): New.
235 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
237 * graphite-interchange.c (compute_subscript): Removed.
238 (compute_array_size_cstr): Removed.
239 (compute_array_size_poly): Removed.
240 (compute_array_size): Removed.
241 (gather_access_strides_poly): Removed.
242 (gather_access_strides): Empty.
244 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
246 * graphite-dependences.c (dependence_polyhedron_1): Replace
247 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
248 (graphite_legal_transform_dr): Same.
249 (graphite_carried_dependence_level_k): Same.
250 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
251 Initialize PDR_NB_SUBSCRIPTS.
252 (print_pdr_access_layout): Replace pdr_nb_subscripts with
254 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
255 (PDR_NB_SUBSCRIPTS): New.
256 (pdr_nb_subscripts): Removed.
257 (pdr_dim): Simplified.
258 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
259 with PDR_NB_SUBSCRIPTS.
261 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
263 * graphite-interchange.c (compute_array_size): Remove use of
265 * graphite-poly.c (new_poly_dr): Remove argument data_container.
266 Do not initialize PDR_DATA_CONTAINER.
267 (print_pdr): Do not print PDR_DATA_CONTAINER.
268 * graphite-poly.h (struct poly_dr): Remove data_container field.
269 (PDR_DATA_CONTAINER): Removed.
270 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
272 (build_poly_dr): Same.
274 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
275 Sebastian Pop <sebastian.pop@amd.com>
277 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
278 copy of the dependence polyhedron. Free the temporary objects.
279 (graphite_carried_dependence_level_k): Free unused objects before
282 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
283 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
284 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
285 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
286 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
288 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
290 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
291 Early return without analyzing the data dependences if no
292 transform has been done. Call restore_scattering if the transform
294 (graphite-interchange.c): Same.
295 * graphite-poly.c (print_scattering_function): Test for
297 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
298 (apply_poly_transforms): Do not gcc_assert that
299 the transform is legal.
300 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
301 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
302 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
303 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
304 * graphite-poly.h (struct poly_scattering): New.
305 (struct poly_bb): Add original, transformed, and saved fields.
306 Remove transformed_scattering, original_scattering,
307 nb_local_variables and nb_scattering_transform fields.
308 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
309 (poly_scattering_new): New.
310 (poly_scattering_free): New.
311 (poly_scattering_copy): New.
312 (store_scattering_pbb): New.
313 (store_scattering): New.
314 (restore_scattering_pbb): New.
315 (restore_scattering): New.
316 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
317 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
319 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
321 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
324 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
326 * Makefile.in (graphite.o): Depends on PREDICT_H.
327 * graphite.c: Include predict.h.
328 (graphite_finalize): Call tree_estimate_probability.
329 * predict.c (predict_loops): Do not call scev_initialize and
331 (tree_estimate_probability_bb): New.
332 (tree_estimate_probability): Do not initialize loops: move that
333 code to the driver. Call tree_estimate_probability_bb.
334 (tree_estimate_probability_driver): New.
335 (pass_profile): Use tree_estimate_probability_driver.
336 * predict.h (tree_estimate_probability): Declared.
338 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
340 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
341 * graphite-dependences.c (graphite_legal_transform): Add time to
342 TV_GRAPHITE_DATA_DEPS.
343 (dependency_between_pbbs_p): Same.
344 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
346 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
348 PR rtl-optimization/41033
349 * alias.c (nonoverlapping_component_refs_p): Punt when strict
350 aliasing is disabled.
352 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
354 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
355 si_mask_operand, and_load_operand, low_bitmask_operand,
356 and_reg_operand, and_operand): New predicates.
357 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
358 * config/mips/mips.c (and_operands_ok): New function.
359 * config/mips/mips-protos.h (and_operands_ok): Declare it.
360 * config/mips/mips.md (move_type): Add ext_ins and logical.
362 (and<mode>3): Use and_reg_operand as the second operand's predicate.
363 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
364 shift_shift. Remove commutative constraint modifier.
365 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
367 (*clear_upper32_dext): Remove define_insn_and_split.
368 (*clear_upper32): Turn this define_insn_and_split ...
369 (splitter for ANDing register with 0xffff_ffff): .. into this.
371 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
373 * combine.c (try_widen_shift_mode): Factor out code to check if an
374 integer constant is a low-order bitmask from here ...
375 * rtlanal.c (low_bitmask_len): ... to here.
376 * rtl.h (low_bitmask_len): Declare.
378 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
381 * config/alpha/alpha.md (addsi3): Remove expander.
382 (addsi3): Rename from *addsi3_internal insn pattern.
383 (subsi3): Remove expander.
384 (subsi3): Rename from *subsi3_internal insn pattern.
386 2009-08-11 Douglas B Rupp <rupp@gnat.com>
388 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
391 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
392 Eric Botcazou <botcazou@adacore.com>
393 Douglas B Rupp <rupp@gnat.com>
395 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
396 that records that fit in 64 bits are returned by immediate value,
397 as required by OpenVMS Calling Standard.
398 (function_value): Adjust for above modification.
399 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
400 virtual_incoming_args_rtx as base object, not next_arg.
401 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
403 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
405 * reload.c (find_reloads_subreg_address): Check the original
406 req_equiv_mem address to detect the case where an address is
407 not valid in the outer mode.
409 2009-08-11 Richard Guenther <rguenther@suse.de>
412 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
414 2009-08-10 Douglas B Rupp <rupp@gnat.com>
416 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
417 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
419 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
420 Douglas B Rupp <rupp@gnat.com>
422 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
423 PT_STACK when frame_pointer_needed on OpenVMS.
424 (alpha_pv_save_size, alpha_using_fp): Remove.
425 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
426 with proper processing for PT_NULL.
427 (alpha_vms_initial_elimination_offset): New function. Support for
428 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
429 (alpha_sa_size): Force procedure type to PT_STACK when
430 frame_pointer_needed on OpenVMS.
431 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
432 (alpha_using_fp): Likewise.
433 (alpha_vms_can_eliminate): Add prototype.
434 (alpha_vms_initial_elimination_offset): Likewise.
435 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
436 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
438 2009-08-10 Eric Botcazou <botcazou@adacore.com>
439 Douglas B Rupp <rupp@gnat.com>
441 * config/alpha/alpha.c (common_object_handler): New function.
442 (vms_attribute_table): Declare a single attribute "common_object".
443 (vms_output_aligned_decl_common): New global function.
444 (SECTION_VMS_OVERLAY): Delete.
445 (SECTION_VMS_GLOBAL): Likewise.
446 (SECTION_VMS_INITIALIZE): Likewise.
447 (vms_asm_named_section): Remove support for above flags.
448 (vms_section_type_flags): Delete.
449 (TARGET_SECTION_TYPE_FLAGS): Likewise.
450 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
451 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
452 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
454 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
457 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
458 (sub_ddmmss): Likewise.
460 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
463 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
466 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
469 * reload1.c (reload_as_needed): Use cancel_changes to completely
470 undo a failed replacement attempt.
472 2009-08-10 Richard Guenther <rguenther@suse.de>
475 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
476 (useless_type_conversion_p): ... here. Require pointer targets
479 2009-08-10 Dodji Seketeli <dodji@redhat.com>
482 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
483 loose the original type of the statement list.
485 2009-08-09 Douglas B Rupp <rupp@gnat.com>
487 * config/alpha/alpha.c: Include libfuncs.h
488 (avms_asm_output_extern): New function.
489 (alpha_init_libfuncs): Init some decc libfuncs.
490 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
491 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
492 (DO_CRTL_NAMES): Define.
494 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
495 (LONG_TYPE_SIZE): Define.
496 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
497 (SUBTARGET_SWITCHES): Define malloc64 switch.
498 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
499 (MASK_RETURN_ADDR): Define.
500 doc/invoke.texi (mmalloc64): Document switch.
502 2009-08-09 Olivier Hainque <hainque@adacore.com>
503 Douglas B Rupp <rupp@gnat.com>
505 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
506 uses_condition_handler.
507 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
508 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
509 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
510 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
511 (code_for_builtin): New insn codes for the new alpha_builtins.
512 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
513 (alpha_sa_size): Account for uses_condition_handler.
514 (alpha_expand_prologue): Likewise.
515 (alpha_start_function): Likewise.
516 (alpha_expand_epilogue): Likewise.
517 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
518 establish/revert expanders.
519 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
520 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
521 New expander, resorting to the alpha.c associated function.
522 (builtin_revert_vms_condition_handler): Likewise.
523 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
524 __gcc_shell_handler, the static VMS condition handler used as
525 an indirection wrapper to the current dynamically established
527 * config/alpha/vms-unwind.h: Complete rewrite.
528 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
529 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
531 2009-08-09 Eric Botcazou <botcazou@adacore.com>
532 Douglas B Rupp <rupp@gnat.com>
534 * config/alpha/alpha.c (alpha_links): Add 'target' field.
535 (alpha_need_linkage): Handle aliases. Return function symbol.
536 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
537 Use ultimate alias target for the linkage name.
538 * config/alpha/alpha.md (movmemdi): Use the symbol returned
539 by alpha_need_linkage for the function symbol.
540 (setmemdi): Likewise.
542 2009-08-09 Douglas B Rupp <rupp@gnat.com>
544 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
545 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
546 (ASM_WEAKEN_LABEL): Define.
547 (CRT_CALL_STATIC_FUNCTION): Define.
548 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
549 (ENDFILE_SPEC): Define.
550 (INIT_SECTION_ASM_OP): Define.
551 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
552 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
554 (MULTILIB_OSDIRNAMES): Define.
555 (shlib_version): Define.
557 (SHLIB_OBJS): Define.
558 (SHLIB_NAME): Define.
559 (SHLIB_MULTILIB): Define.
560 (SHLIB_INSTALL): Define.
561 (SHLIB_SYMVEC): Define.
562 (SHLIB_SYMVECX2): Define.
563 (SHLIB_LINK): Define.
565 2009-08-09 Douglas B Rupp <rupp@gnat.com>
567 * config/alpha/alpha.c (alpha_initialize_trampoline):
568 Initialize VMS trampoline IAW ABI for bounded procedure calls.
569 (alpha_start_function): Emit transfer address on nested functions
570 for VMS trampoline call.
571 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
572 since no longer used.
573 * config/alpha/vms-tramp.asm: Remove.
574 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
575 since now only data initialized at runtime.
577 2009-08-09 Douglas B Rupp <rupp@gnat.com>
579 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
580 (LINK_GCC_C_SEQUENCE_SPEC): Define.
581 (MD_EXEC_PREFIX): Remove, no longer used.
582 (MD_STARTFILE_PREFIX): Likewise.
583 (INCLUDE_DEFAULTS): Likewise.
584 * config/alpha/t-vms:
585 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
587 2009-08-09 Richard Guenther <rguenther@suse.de>
589 PR tree-optimization/41016
590 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
591 (operand_precision): Remove.
592 (integral_operand_p): Likewise.
593 (recognize_single_bit_test): Adjust.
595 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
597 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
598 operation overflows. Likewise non-cast unary arithmetic.
599 If one arm of a conditional expression is always taken,
600 inhibit evaluation warnings for the other arm. Likewise inhibit
601 evaluation warnings for the second && or || operand if the first
602 operand is enough to determine the result.
603 * c-typeck.c (build_conditional_expr): Apply the same inhibition
605 (build_binary_op): Prevent duplicate evaluation warnings.
607 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
609 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
610 and destination have different modes, Use promote_mode to
611 determine the signedness of the conversion. Assert that the
612 promoted source mode matches the destination mode. Don't pass
613 the destination and destination mode to expand_expr if the source
614 mode is different. Simplify conversion logic.
616 2009-08-09 Ira Rosen <irar@il.ibm.com>
618 PR tree-optimization/41008
619 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
620 from condition only in case it's a comparison. Adjust checks.
622 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
624 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
625 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
626 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
627 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
628 (dump_cand): Handle them.
629 (struct iv_cand): New members COST_STEP and AINC_USE.
630 (stmt_after_increment): Likewise.
631 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
632 callers changed. Use gimple_uid comparison instead of scanning.
633 (add_candidate_1): When looking for identical candidates, take
634 AINC_USE into account. Set it for new candidates.
635 (force_expr_to_var_cost): Cast target_spill_cost to int.
636 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
637 All callers changed. Check for availability of autoinc addressing
638 modes, both in general for a given mode, and in the specific use case.
639 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
641 (get_computation_cost): Likewise.
642 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
643 add_autoinc_candidates): New static functions.
644 (add_candidate): Call add_autoinc_candidates for candidates based on
646 (find_iv_candidates): Call set_autoinc_for_original_candidates.
647 (determine_use_iv_cost_address): If we have an autoinc candidate at
648 the matching use, verify autoinc is possible and subtract the cost
649 of the candidate's step from the cost.
650 (determine_iv_cost): Record the cost of the increment in the COST_STEP
651 member of the candidate.
652 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
653 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
655 2009-08-09 Douglas B Rupp <rupp@gnat.com>
657 * config.build (ia64-hp-*vms*): New target.
658 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
660 * config.gcc (ia64-hp-*vms*): New target.
661 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
663 * config.host (ia64-hp-*vms*): New target.
664 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
667 2009-08-08 Richard Guenther <rguenther@suse.de>
669 PR tree-optimization/40991
670 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
672 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
674 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
675 mode check. Do truncations in an integer mode.
676 (force_to_mode): Handle subregs for all mode types. Only do
677 arithmetic simplifications on integer modes.
679 2009-08-07 Richard Guenther <rguenther@suse.de>
681 PR tree-optimization/40999
682 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
683 (maybe_fold_reference): Lookup constant initializers.
684 (fold_gimple_assign): Likewise.
686 2009-08-07 Richard Guenther <rguenther@suse.de>
688 * tree-ssa.c (useless_type_conversion_p_1): Only for types
689 that require structural equality defer to the langhook.
691 2009-08-07 Martin Jambor <mjambor@suse.cz>
693 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
695 (struct ipa_pass_through_data): New type.
696 (struct ipa_ancestor_jf_data): New type.
697 (union jump_func_value): Removed field formal_id, added fields
698 pass_through and ancestor.
699 (struct ipa_param_call_note): Changed type of formal_id to int from
701 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
702 operations jump functions and ancestor jump functions.
703 (compute_complex_pass_through): New function.
704 (compute_scalar_jump_functions): Call compute_complex_pass_through,
705 reflect changes in the jump function strucutre.
706 (update_jump_functions_after_inlining): Ignore complex pass-through
707 and ancestor jump functions.
708 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
709 polynomial pass-through with operation jump functions.
711 2009-08-07 Jakub Jelinek <jakub@redhat.com>
713 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
714 fde->dw_fde_begin as begin label instead of hot/cold label.
715 Use LLSDAC label instead of LLSDA for second section lsda.
716 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
717 label instead of LLSDA if it is true.
718 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
720 * except.c (add_call_site, dw2_size_of_call_site_table): Add
721 SECTION argument. Use it as index into crtl->eh.call_site_record
723 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
724 use it to determine how to print table entries instead of using
725 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
726 label instead of normal begin label as base.
727 (sjlj_assign_call_site_values): Adjust add_call_site caller.
728 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
729 ensure no EH range spans between sections and that landing pads
730 are always in the corresponding section.
731 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
732 for crtl->eh.call_site_record being an array rather than scalar.
733 (output_one_function_exception_table): New function, copied
734 from output_function_exception_table. Adjust
735 dw2_size_of_call_site_table, dw2_output_call_site_table
736 callers. For SECOND section use *C suffixed labels.
737 (output_function_exception_table): Call
738 output_one_function_exception_table and, when doing hot/cold
739 partitioning, also another time for the second section.
740 * opts.c: Include except.h.
741 (decode_options): Allow -freorder-blocks-and-partition with
742 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
743 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
744 * function.h (struct rtl_eh): Change call_site_record from
745 scalar into array of 2 elements.
747 2009-08-07 Martin Jambor <mjambor@suse.cz>
749 * ipa-prop.c (count_formal_params_1): New function.
750 (ipa_get_vector_of_formal_parms): New function.
751 (get_vector_of_formal_parm_types): New function.
752 (ipa_modify_formal_parameters): New function.
753 (ipa_modify_call_arguments): New function.
754 (index_in_adjustments_multiple_times_p): New function.
755 (ipa_combine_adjustments): New function.
756 (ipa_dump_param_adjustments): New function.
757 * ipa-prop.h (struct ipa_parm_adjustment): New type.
758 (ipa_get_vector_of_formal_parms): Declare.
759 (ipa_modify_formal_parameters): Declare.
760 (ipa_modify_call_arguments): Declare.
761 (ipa_combine_adjustments): Declare.
762 (ipa_dump_param_adjustments): Declare.
763 (build_ref_for_offset): Declare.
764 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
765 * tree-sra.c: Include ipa-prop.c.
766 (build_ref_for_offset): Make public.
768 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
770 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
772 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
774 * gcc/doc/extend.texi (__builtin_extract_return_address)
775 (__builtin_frob_return_address): Document.
777 2009-08-06 Paul Brook <paul@codesourcery.com>
779 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
780 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
781 implementation on ARMv6-M.
783 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
785 * doc/extend.texi (pcs): Document new attribute for ARM.
787 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
789 * arm.c (pcs_attribute_args): Comment out unsupported attribute
792 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
794 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
797 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
799 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
801 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
803 Merge ARM/hard_vfp_branch to trunk.
805 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
807 * arm.c (libcall_eq): New function.
808 (libcall_hash): New function.
809 (add_libcall): New function.
810 (arm_libcall_uses_aapcs_base): New function.
811 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
812 libcalls using the base PCS.
813 (arm_init_cumulative_args): Likewise.
815 2009-07-20 Joseph Myers <joseph@codesourcery.com>
817 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
818 Use base ABI for conversion libfuncs between HFmode and SFmode.
820 2009-05-12 Joseph Myers <joseph@codesourcery.com>
822 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
823 V4SImode as representatives of all 64-bit and 128-bit vector
824 types. Allow vector types without vector modes.
825 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
826 without vector modes like BLKmode.
827 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
828 BLKmode. Avoid unsupported vector modes or TImode moves for
830 (aapcs_vfp_allocate_return_reg): Likewise.
831 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
832 V8QImode if TARGET_NEON || TARGET_IWMMXT.
834 2009-05-12 Joseph Myers <joseph@codesourcery.com>
836 * config/arm/arm.c (arm_handle_pcs_attribute): New.
837 (arm_get_pcs_model): Pass attribute arguments to
838 arm_pcs_from_attribute.
839 (arm_init_cumulative_args): Use base AAPCS for conversions from
840 floating-point types to DImode.
841 (arm_attribute_table): Add pcs attribute.
842 (arm_handle_pcs_attribute): New.
843 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
844 conversions from floating-point types to DImode, also declare them
845 to use base AAPCS and declare functions they call to use base
846 AAPCS and their RTABI names.
848 2009-05-12 Joseph Myers <joseph@codesourcery.com>
850 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
851 -mfloat-abi=hard not being supported for VFP.
853 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
855 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
856 SYMBOL_REF to hard_libcall_value.
858 2009-03-05 Joseph Myers <joseph@codesourcery.com>
859 Richard Earnshaw <rearnsha@arm.com>
861 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
862 has been put on the stack, all remaining co-processory arguments for
863 that co-processor also go on the stack.
865 2009-03-05 Joseph Myers <joseph@codesourcery.com>
867 * config/arm/arm.c (arm_return_in_memory): Handle returning
868 vectors of suitable size in registers also for AAPCS case.
870 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
872 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
874 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
876 ARM Hard-VFP calling convention
877 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
878 * target.h (gcc_target): Add libcall_value to table of call hooks.
879 * targhooks.h (default_libcall_value): Default implementation.
880 * targhooks.c (default_libcall_value): Likewise.
881 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
882 * optabs.c (expand_unop): Use it.
883 * expr.h (hard_libcall_value): Pass the function RTX through.
884 * calls.c (emit_library_call_value_1): Update call to
886 * explow.c (hard_libcall_value): Use new target hook.
887 * testsuite/lib/target-supports.exp
888 (check_effective_target_arm_hard_vfp_ok): New hook.
889 (check_effective_target_arm_neon_ok): Improve test for neon
891 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
892 * config/arm/arm.c: Include cgraph.h
893 (TARGET_FUNCTION_VALUE): Override default hook.
894 (arm_pcs_default): New variable.
895 (arm_override_options): Don't fault hard calling convention with VFP.
896 Add support for AAPCS variants.
897 (arm_function_value): Make static. Handle AAPCS variants.
898 (arm_libcall_value): New function.
899 (arm_apply_result_size): Handle VFP registers in results.
900 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
902 (pcs_attribute_args): New variable.
903 (arm_pcs_from_attribute): New function.
904 (arm_get_pcs_model): New function.
905 (aapcs_vfp_cum_init): New function.
906 (aapcs_vfp_sub_candidate): New function.
907 (aapcs_vfp_is_return_candidate): New function.
908 (aapcs_vfp_is_call_candidate): New function.
909 (aapcs_vfp_allocate): New function.
910 (aapcs_vfp_allocate_return_reg): New function.
911 (aapcs_vfp_advance): New function.
912 (aapcs_cp_arg_layout): New variable.
913 (aapcs_select_call_coproc): New function.
914 (aapcs_select_return_coproc): New function.
915 (aapcs_allocate_return_reg): New function.
916 (aapcs_libcall_value): New function.
917 (aapcs_layout_arg): New function.
918 (arm_init_cumulative_args): Initialize AAPCS args data.
919 (arm_function_arg): Handle AAPCS variants using new interface.
920 (arm_arg_parital_bytes): Likewise.
921 (arm_function_arg_advance): New function.
922 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
924 (arm_setup_incoming_varargs): Handle new AAPCS args data.
925 * arm.h (NUM_VFP_ARG_REGS): Define.
926 (LIBCALL_VALUE): Update.
927 (FUNCTION_VALUE): Delete.
928 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
930 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
931 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
932 (FUNCTION_ARG_REGNO_P): Add VFP regs.
933 * arm-protos.h (arm_function_arg_advance): Add.
934 (aapcs_libcall_value): Add.
935 (arm_function_value): Delete.
937 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
938 H.J. Lu <hongjiu.lu@intel.com>
941 * config/i386/i386.c (standard_sse_mode_p): Remove.
942 (standard_sse_constant_p): Return 2 for integer mode
943 vector_all_ones_operand when SSE2 is enabled.
944 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
945 (ix86_expand_vector_move): Do not check for negative values from
946 standard_sse_constant_p.
948 2009-08-06 Richard Guenther <rguenther@suse.de>
950 * tree-ssa.c (useless_type_conversion_p_1): Make function and
951 array type comparisons frontend independent.
952 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
953 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
954 out array reference lower bound and element size operands.
955 (ao_ref_init_from_vn_reference): Properly compute the offset
957 (vn_reference_fold_indirect): Fill out array reference lower
958 bound and element size operands.
959 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
960 a non gimple valued reference operand which can happen for
961 array reference lower bound or element size.
962 (create_component_ref_by_pieces_1): Properly generate the
963 element size operand for array references.
965 2009-08-06 Richard Guenther <rguenther@suse.de>
967 PR tree-optimization/40964
968 * tree.c (iterative_hash_host_wide_int): Export.
969 * tree.h (iterative_hash_host_wide_int): Declare.
970 * tree-ssa-structalias.c (heapvar_map): New struct.
971 (heapvar_map_eq): New function.
972 (heapvar_map_hash): Likewise.
973 (heapvar_lookup): Adjust.
974 (heapvar_insert): Likewise.
975 (make_constraint_from_heapvar): Allow multiple heap variables
976 per decl at different offsets.
977 (init_alias_heapvars): Adjust.
979 2009-08-04 David Daney <ddaney@caviumnetworks.com>
981 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
982 * mips_output_sync_loop (mips_output_sync_loop): Only emit
983 trailing sync if TARGET_SYNC_AFTER_SC.
985 2009-08-05 David Daney <ddaney@caviumnetworks.com>
987 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
988 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
989 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
990 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
991 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
992 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
993 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
994 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
995 test_and_set_12): Rewrite calls to mips_output_sync_loop.
996 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
997 the prototype declaration match the definition.
998 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
999 instructions explicitly. Add barrier_before and operands
1001 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1002 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1003 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1004 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1005 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1006 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1008 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1010 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1012 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1013 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1016 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1019 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1021 PR rtl-optimization/40924
1022 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1023 make sure canon_rtx (mem_address) isn't simpler than
1024 canon_rtx (expanded_mem_address).
1026 2009-08-05 Li Feng <nemokingdom@gmail.com>
1028 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1030 (build_scop_drs): Build alias set for each SCoP.
1032 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1034 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1035 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1036 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1037 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1038 (BASE_DRIVER_SELF_SPECS): Likewise.
1040 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1042 * tree-ssa-alias.c: Fix some comment typos.
1044 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1046 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1047 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1049 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1052 * simplify-rtx.c (simplify_binary_operation_1): Disable
1053 simplifications for decimal float operations.
1055 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1058 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1059 operand of INDIRECT_REF.
1061 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1063 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1064 constants referencing TLS symbols.
1066 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1068 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1069 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1071 2009-08-03 Richard Guenther <rguenther@suse.de>
1073 * tree.c (make_vector_type): Build a main variant first,
1074 get the canonical one and then build the variant.
1075 * tree-ssa.c (useless_type_conversion_p_1): Handle
1077 (useless_type_conversion_p): Conversions to pointers to
1078 incomplete record types are useless.
1080 2009-08-03 Richard Guenther <rguenther@suse.de>
1082 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1083 file will be created.
1084 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1085 * toplev.c (compile_file): Adjust comment.
1087 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1089 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1090 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1091 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1092 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1093 (sh_promote_function_mode): Fix typo.
1095 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1097 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1099 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1101 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1102 declaration arguments.
1104 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1107 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1108 (ix86_split_ashl): Ditto.
1109 (ix86_expand_vector_init_one_nonzero): Ditto.
1110 (ix86_expand_vector_set): Ditto.
1111 (ix86_expand_reduc_v4sf): Ditto.
1113 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1115 * explow.c (promote_function_mode): Remove assert.
1116 * config/sh/sh.c (sh_promote_function_mode): Declare.
1118 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1120 * config/pa/pa.c (pa_promote_function_mode): Declare.
1121 Change to static. Fix promote_mode call.
1123 * gthr-dce.h (CONST_CAST2): Define if not defined.
1124 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1126 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1128 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1130 * expr.c (store_constructor): Use promote_decl_mode. Remove
1131 now write-only variable unsignedp.
1132 (expand_expr_real_1): Use promote_decl_mode.
1133 * expr.h (promote_function_mode, promote_decl_mode): New.
1134 (promote_mode): Remove last argument.
1135 * function.c (assign_temp): Drop last argument of promote_mode.
1136 (assign_parm_find_data_types): Use promote_function_mode.
1137 (assign_parm_setup_reg): Likewise.
1138 (expand_function_end): Use promote_function_mode.
1139 * calls.c (initialize_argument_information): Use promote_function_mode.
1140 (precompute_arguments): Use promote_mode instead of checking if
1141 only PROMOTE_FUNCTION_MODE is defined.
1142 (expand_call): When making sibcall decisions, use promote_function_mode.
1143 Below, remove an if for targetm.calls.promote_function_return and
1144 and use promote_function_mode.
1145 (emit_library_call_value_1): Use promote_function_mode, fix bug
1146 where promote_mode was passed FOR_CALL == 0 for a return value in an
1148 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1149 * explow.c (promote_function_mode, promote_decl_mode): New.
1150 (promote_mode): Keep only the FOR_CALL == 0 case.
1151 * combine.c (setup_incoming_promotion): Remove test of
1152 promote_function_args. Use promote_function_mode.
1153 * stmt.c (expand_value_return): Use promote_decl_mode.
1154 (expand_decl): Use promote_decl_mode.
1156 * expr.c (store_constructor): Use promote_decl_mode. Remove
1157 now write-only variable unsignedp.
1158 (expand_expr_real_1): Use promote_decl_mode.
1159 * expr.h (promote_function_mode, promote_decl_mode): New.
1160 (promote_mode): Remove last argument.
1161 * function.c (assign_temp): Drop last argument of promote_mode.
1162 (assign_parm_find_data_types): Use promote_function_mode.
1163 (assign_parm_setup_reg): Likewise.
1164 (expand_function_end): Use promote_function_mode.
1165 * calls.c (initialize_argument_information): Use promote_function_mode.
1166 (precompute_arguments): Use promote_mode instead of checking if
1167 only PROMOTE_FUNCTION_MODE is defined.
1168 (expand_call): When making sibcall decisions, use promote_function_mode.
1169 Below, remove an if for targetm.calls.promote_function_return and
1170 and use promote_function_mode.
1171 (emit_library_call_value_1): Use promote_function_mode, fix bug
1172 where promote_mode was passed FOR_CALL == 0 for a return value in an
1174 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1175 * explow.c (promote_function_mode, promote_decl_mode): New.
1176 (promote_mode): Keep only the FOR_CALL == 0 case.
1177 * combine.c (setup_incoming_promotion): Remove test of
1178 promote_function_args. Use promote_function_mode.
1179 * stmt.c (expand_value_return): Use promote_decl_mode.
1180 (expand_decl): Use promote_decl_mode.
1182 * explow.c (promote_function_mode): Just call the target hook.
1183 * targhooks.c (default_promote_function_mode,
1184 default_promote_function_mode_always_promote): New.
1185 * targhooks.h (default_promote_function_mode,
1186 default_promote_function_mode_always_promote): Declare.
1187 * target.h (promote_function_args, promote_function_return): Remove.
1188 (promote_function_mode): New.
1189 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1190 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1191 (TARGET_PROMOTE_FUNCTION_MODE): New.
1192 (TARGET_CALLS): Adjust.
1193 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1194 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1196 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1197 * config/s390/s390.c (s390_promote_function_mode): ... here,
1198 with pointer handling.
1199 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1200 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1202 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1203 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1204 with pointer handling.
1205 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1206 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1208 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1209 * config/sh/sh.c (sh_promote_function_mode): New.
1210 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1211 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1213 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1214 * config/cris/cris.c (cris_promote_function_mode): ... here.
1215 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1216 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1218 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1219 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1220 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1221 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1223 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1224 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1225 complex type handling.
1226 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1227 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1229 * config/pa/pa.c (pa_promote_function_mode): New.
1230 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1231 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1233 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1234 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1235 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1236 * config/xtensa/xtensa.c: Likewise.
1237 * config/stormy16/stormy16.c: Likewise.
1238 * config/iq2000/iq2000.c: Likewise.
1239 * config/rs6000/rs6000.c: Likewise.
1240 * config/picochip/picochip.c: Likewise.
1241 * config/arc/arc.c: Likewise.
1242 * config/mcore/mcore.c: Likewise.
1243 * config/score/score.c: Likewise.
1244 * config/mips/mips.c: Likewise.
1245 * config/bfin/bfin.c: Likewise.
1246 * config/ia64/ia64.c: Likewise (disabled though).
1248 * config/frv/frv.h: Remove pointless remark.
1250 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1251 TARGET_PROMOTE_FUNCTION_ARGS,
1252 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1253 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1255 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1257 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1258 -floop-parallelize-all.
1259 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1260 flag_loop_parallelize_all.
1261 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1262 * graphite.c (graphite_transform_loops): Same.
1264 * graphite-poly.c (apply_poly_transforms): Same.
1266 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1268 PR tree-optimization/40914
1269 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1270 if set, then check the delta field of the PMF record.
1271 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1272 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1273 call is stored in the delta.
1275 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1277 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1279 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1281 * config/i386/bsd.h (ASM_BYTE): New define.
1282 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1283 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1284 .byte. Use fputs or putc instead of fprintf where appropriate.
1285 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1286 fputs or putc instead of fprintf where appropriate.
1287 * config/i386/i386elf.h: Ditto.
1288 * config/i386/sysv4.h: Ditto.
1290 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1291 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1292 (*tls_global_dynamic_64): Ditto.
1294 2009-07-31 Christian Bruel <christian.bruel@st.com>
1296 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1298 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1300 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1301 Remove dead code for MINUS.
1303 2009-07-31 Anthony Green <green@moxielogic.com>
1305 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1307 (moxie_expand_epilogue): Ditto for epilogue.
1308 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1310 (moxie_function_arg): Ditto.
1311 (moxie_pass_by_reference): Ditto.
1312 (moxie_arg_partial_bytes): Ditto.
1313 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1314 (FUNCTION_ARG_ADVANCE) Ditto.
1315 (REG_PARM_STACK_SPACE) Ditto.
1316 (FUNCTION_ARG_REGNO_P) Dito.
1318 * config.gcc: Add moxie linux config support.
1319 * gcc/config/moxie/uclinux.h: New file.
1321 2009-07-31 DJ Delorie <dj@redhat.com>
1323 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1324 (UNSPECV_SP_SWITCH_E): New.
1325 (sp_switch_1): Change to an unspec.
1326 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1328 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1329 reference the new stack's address
1331 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1333 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1334 graphite-clast-to-gimple.o, graphite-dependences.o,
1335 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1336 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1337 (graphite-blocking.o,
1338 graphite-clast-to-gimple.o, graphite-dependences.o,
1339 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1340 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1341 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1342 * cfgloop.h (struct loop): Add can_be_parallel field.
1343 * common.opt (fgraphite-identity): Moved up.
1344 (fgraphite-force-parallel): New flag.
1345 * graphite.c: Rewrite.
1346 * graphite.h: Rewrite.
1347 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1349 * toplev.c (graphite_out_file): New file descriptor.
1350 (graphite_in_file): New.
1351 (process_options): flag_graphite_force_parallel cannot be used without
1353 * tree-ssa-loop.c: Include toplev.h.
1354 (gate_graphite_transforms): Enable flag_graphite for
1355 flag_graphite_force_parallel.
1357 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1359 * ChangeLog.graphite: New.
1360 * graphite-blocking.c: New.
1361 * graphite-clast-to-gimple.c: New.
1362 * graphite-clast-to-gimple.h: New.
1363 * graphite-dependences.c: New.
1364 * graphite-dependences.h: New.
1365 * graphite-interchange.c: New.
1366 * graphite-poly.c: New.
1367 * graphite-poly.h: New.
1368 * graphite-ppl.c: New.
1369 * graphite-ppl.h: New.
1370 * graphite-scop-detection.c: New.
1371 * graphite-scop-detection.h: New.
1372 * graphite-sese-to-poly.c: New.
1373 * graphite-sese-to-poly.h: New.
1377 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1379 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1380 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1382 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1384 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1385 (scev_is_linear_expression): Return false if the evolution is not
1386 affine multivariate.
1388 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1390 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1391 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1393 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1395 * tree-data-ref.c (debug_data_references): New.
1396 (debug_data_reference): New.
1397 * tree-data-ref.h (debug_data_references): Declared.
1398 (debug_data_reference): Declared.
1400 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1402 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1403 * tree-data-ref.h (scop_p): Removed.
1404 (struct data_reference): Remove field scop.
1406 (stmt_simple_memref_p): Removed.
1408 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1410 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1411 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1414 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1416 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1418 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1420 * doc/invoke.texi (-fgraphite-identity): Documented.
1422 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1424 * tree-scalar-evolution.c: Fix comment.
1425 (instantiate_scev_1): Return unknow from scev instantiation if the
1426 result is not above instantiate_below.
1428 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1430 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1431 static anymore. Instantiate the symbols that may have been introduced
1433 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1436 2009-07-30 DJ Delorie <dj@redhat.com>
1438 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1439 .vliw directive to VLIW sections.
1441 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1443 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1445 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1446 (AUTOHEADER): New variable.
1447 ($(srcdir)/cstamp-h.in): Use it.
1449 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1450 Pat Haugen <pthaugen@us.ibm.com>
1451 Revital Eres <ERES@il.ibm.com>
1453 * config/rs6000/vector.md (VEC_F): Add VSX support.
1457 (vector_load_<mode>): Ditto.
1458 (vector_store_<mode>): Ditto.
1459 (vector GPR move split): Ditto.
1460 (vec_reload_and_plus_<mptrsize>): Ditto.
1461 (vec_reload_and_reg_<mptrsize>): Ditto.
1462 (add<mode>3): Ditto.
1463 (sub<mode>3): Ditto.
1464 (mul<mode>3): Ditto.
1465 (neg<mode>2): Ditto.
1466 (abs<mode>2): Ditto.
1467 (smin<mode>3): Ditto.
1468 (smax<mode>3): Ditto.
1469 (vector_eq<mode>): Ditto.
1470 (vector_gt<mode>): Ditto.
1471 (vector_ge<mode>): Ditto.
1472 (vector_gtu<mode>): Ditto.
1473 (vector_select_<mode>_uns): Ditto.
1474 (vector_eq_<mode>_p): Ditto.
1475 (vector_gt_<mode>_p): Ditto.
1476 (vector_ge_<mode>_p): Ditto.
1477 (vector_gtu_<mode>_p): Ditto.
1478 (cr6_test_for_zero): Ditto.
1479 (cr6_test_for_zero_reverse): Ditto.
1480 (cr6_test_for_lt): Ditto.
1481 (cr6_test_for_lt_reverse): Ditto.
1482 (xor<mode>3): Ditto.
1483 (ior<mode>3): Ditto.
1484 (and<mode>3): Ditto.
1485 (one_cmpl<mode>2): Ditto.
1486 (nor<mode>2): Ditto.
1487 (andc<mode>2): Ditto.
1488 (float<VEC_int<mode>2): Ditto.
1489 (unsigned_float<VEC_int><mode>2): Ditto.
1490 (fix_trunc<mode><VEC_int>2): Ditto.
1491 (fixuns_trunc<mode><VEC_int>2): Ditto.
1493 (vec_set<mode>): Ditto.
1494 (vec_extract<mode>): Ditto.
1495 (vec_interleave_highv4sf): Ditto.
1496 (vec_interleave_lowv4sf): Ditto.
1497 (vec_realign_load_<mode>): Ditto.
1498 (vec_shl_<mode>): Ditto.
1499 (vec_shr_<mode>): Ditto.
1500 (div<mode>3): New patterns for VSX.
1501 (vec_interleave_highv2df): Ditto.
1502 (vec_interleave_lowv2df): Ditto.
1503 (vec_pack_trunc_v2df): Ditto.
1504 (vec_pack_sfix_trunc_v2df): Ditto.
1505 (vec_pack_ufix_trunc_v2df): Ditto.
1506 (vec_unpacks_hi_v4sf): Ditto.
1507 (vec_unpacks_lo_v4sf): Ditto.
1508 (vec_unpacks_float_hi_v4si): Ditto.
1509 (vec_unpacks_float_lo_v4si): Ditto.
1510 (vec_unpacku_float_hi_v4si): Ditto.
1511 (vec_unpacku_float_lo_v4si): Ditto.
1512 (movmisalign<mode>): Ditto.
1513 (vector_ceil<mode>2): New patterns for vectorizing math library.
1514 (vector_floor<mode>2): Ditto.
1515 (vector_btrunc<mode>2): Ditto.
1516 (vector_copysign<mode>3): Ditto.
1518 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1519 predicate for setting the high bit in each word, used for copysign.
1521 * config/rs6000/ppc-asm.h (f19): Whitespace.
1522 (f32-f63): Define if VSX.
1523 (v0-v31): Define if Altivec.
1524 (vs0-vs63): Define if VSX.
1526 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1528 * config/rs6000/power7.md: New file, provide tuning parameters for
1531 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1532 (rs6000_cpu_cpp_builtins): Ditto.
1533 (altivec_overloaded_builtins): Ditto.
1534 (altivec_resolve_overloaded_builtin): Ditto.
1536 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1537 debug switch to disable vectorizing simple math builtin
1540 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1541 Vectorize simple math builtin functions.
1542 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1543 hook to vectorize math builtins.
1544 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1545 (rs6000_builtin_conversion): Add VSX/power7 support.
1546 (rs6000_builtin_vec_perm): Ditto.
1547 (vsplits_constant): Add support for loading up a vector constant
1548 with just the high bit set in each part.
1549 (rs6000_expand_vector_init): Add VSX/power7 support.
1550 (rs6000_expand_vector_set): Ditto.
1551 (rs6000_expand_vector_extract): Ditto.
1552 (rs6000_emit_move): Ditto.
1553 (bdesc_3arg): Ditto.
1554 (bdesc_2arg): Ditto.
1555 (bdesc_1arg): Ditto.
1556 (rs6000_expand_ternop_builtin): Ditto.
1557 (altivec_expand_builtin): Ditto.
1558 (rs6000_expand_unop_builtin): Ditto.
1559 (rs6000_init_builtins): Ditto.
1560 (altivec_init_builtins): Ditto.
1561 (builtin_function_type): Ditto.
1562 (rs6000_common_init_builtins): Ditto.
1563 (rs6000_handle_altivec_attribute); Ditto.
1564 (rs6000_mangle_type): Ditto.
1565 (rs6000_vector_mode_supported_p): Ditto.
1566 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1569 * config/rs6000/vsx.md: New file for VSX support.
1571 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1572 identifing values with just the most significant bit set.
1573 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1574 vectorized builtins.
1576 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1577 (UNSPEC_VRFIM): Delete.
1578 (splitter for loading up vector with most significant bit): New
1579 splitter for vectorizing copysign.
1580 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1581 vectorizing simple math functions.
1582 (altivec_vrfip): Add support for vectorizing simple math functions.
1583 (altivec_vrfim): Ditto.
1584 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1586 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1587 (power7.md, vsx.md): Include for power7 support.
1588 (copysigndf3): Use VSX instructions if -mvsx.
1589 (negdf2_fpr): Ditto.
1590 (absdf2_fpr): Ditto.
1591 (nabsdf2_fpr): Ditto.
1592 (adddf3_fpr): Ditto.
1593 (subdf3_fpr): Ditto.
1594 (muldf3_fpr): Ditto.
1595 (divdf3_fpr): Ditto.
1596 (fix_truncdfdi2_fpr): Ditto.
1597 (cmpdf_internal1): Ditto.
1598 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1599 (btruncdf2, btruncdf2_fpr): Ditto.
1600 (ceildf2, ceildf2_fpr): Ditto.
1601 (floordf2, floordf2_fpr): Ditto.
1602 (floatdidf2, floatdidf2_fpr): Ditto.
1603 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1604 (fmsubdf4_fpr): Ditto.
1605 (fnmadddf4_fpr_1): Ditto.
1606 (fnmadddf4_fpr_2): Ditto.
1607 (fnmsubdf4_fpr_1): Ditto.
1608 (fnmsubdf4_fpr_2): Ditto.
1609 (fixuns_truncdfdi2): Add expander for VSX support.
1610 (fix_truncdfdi2): Ditto.
1611 (fix_truncdfsi2): Ditto.
1613 (btruncsf2): Whitespace.
1614 (movdf_hardfloat32): Add support for VSX registers.
1615 (movdf_softfloat32): Ditto.
1616 (movdf_hardfloat64): Ditto.
1617 (movdf_hardfloat64_mfpgpr): Ditto.
1618 (movdf_softfloat64): Ditto.
1619 (movti splitters): Add check for vector registers supporting
1620 TImode in the future.
1621 (bpermd): Add power7 bpermd instruction.
1623 * config/rs6000/altivec.h (vec_div): Define if VSX.
1627 (vec_nearbyint): Ditto.
1630 (all predicates): Use the generic builtin function, and not the V4SF
1631 specific function so that the predicates will work with VSX's V2DF.
1635 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1636 Document new VSX functions and types.
1638 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1641 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1642 "wa", and "j" constraints. Modify "v" to talk about Altivec
1643 instead of just vector.
1645 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1648 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1649 location for phi arguments.
1650 (rewrite_update_phi_arguments): Find locations for reaching defs.
1651 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1652 Add location to add_phi_arg calls.
1653 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1654 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1655 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1656 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1657 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1658 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1659 * tree-phinodes.c (make_phi_node): Initialize location.
1660 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1661 (add_phi_arg): Add location parameter.
1662 (remove_phi_arg_num): Move location when moving phi argument.
1663 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1665 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1666 slpeel_update_phi_nodes_for_guard1,
1667 slpeel_update_phi_nodes_for_guard2,
1668 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1669 vect_loop_versioning): Set locations.
1670 * tree-parloops.c (create_phi_for_local_result,
1671 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1672 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1673 * tree-vect-loop.c (get_initial_def_for_induction,
1674 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1676 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1677 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1678 (gimple_phi_arg_set_location): New. Set locus.
1679 (gimple_phi_arg_has_location): New. Check for locus.
1680 (redirect_edge_var_map_location): New. Return locus from var_map.
1681 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1682 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1683 combining PHI arguments.
1684 (cond_store_replacement): Set location.
1685 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1686 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1687 scop_add_exit_phis_edge): Add locations.
1688 * tree-cfgcleanup.c (remove_forwarder_block,
1689 remove_forwarder_block_with_phi): Add locations.
1690 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1691 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1693 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1694 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1695 flush_pending_stmts): Add source location.
1696 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1697 stack to preserve locations.
1698 * tree-vect-stmts.c (vectorizable_load): Add location.
1699 * tree-inline.c (copy_phis_for_bb): Copy locus.
1700 (setup_one_parameter): Add call locus to inlined parameter stmts.
1701 (initialize_inlined_parameters): Pass in call location as parameter
1703 (tree_function_versioning): Pass location to setup_one_parameter.
1704 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1705 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1706 copy and edge lists.
1707 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1708 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1709 locus parameter and override the stmt default if provided.
1710 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1711 elim_graph_add_edge, elim_graph_remove_succ_edge,
1712 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1713 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1714 eliminate_phi): Add locus info in elimination graph for each edge and
1716 (insert_backedge_copies): Copy locus if present.
1717 * tree-flow.h (struct _edge_var_map): Add locus field.
1718 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1719 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1720 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1722 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1724 2009-07-30 Martin Jambor <mjambor@suse.cz>
1726 PR tree-optimization/40570
1727 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1730 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1732 * ssa-loop-manip.c: Include langhooks.h.
1733 (rewrite_phi_with_iv): New.
1734 (rewrite_all_phi_nodes_with_iv): New.
1735 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1736 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1737 * tree-parloops.c (loop_parallel_p): Move out all conditions
1738 except dependency check.
1739 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1740 (gen_parallel_loop): Call canonicalize_loop_ivs without
1741 reduction_list argument.
1742 (build_new_reduction): New.
1743 (gather_scalar_reductions): New.
1744 (try_get_loop_niter): New.
1745 (try_create_reduction_list): New.
1746 (parallleize_loops): Change the parallel conditions check.
1747 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1748 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1750 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1752 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1754 * doc/options.texi (Option properties): Mention new quoting syntax.
1756 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1758 * config/alpha/alpha.c (alpha_start_function):
1759 Handle VMS_DEBUG_MAIN_POINTER
1760 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1761 * doc/invoke.texi: Document -mdebug-main switch.
1763 2009-07-29 Richard Henderson <rth@redhat.com>
1765 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1766 (cgraph_create_edge_including_clones): Likewise.
1767 * tree-inline.c (copy_bb): Operate on the correct edges
1768 when updating the callgraph.
1770 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1772 * config/alpha/vms-cc.c: Deleted.
1773 * config/alpha/vms-ld.c: Deleted.
1774 * config/alpha/t-vms64: Moved to config/vms
1775 * config/alpha/vms-crt0-64.c: Moved to config/vms
1776 * config/alpha/vms-crt0.c: Moved to config/vms
1777 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1778 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1779 * config/alpha/xm-vms.h: Moved to config/vms
1780 * config/alpha/x-vms: Moved to config/vms
1781 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1783 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1784 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1786 * config/vms/t-vms64: Moved here from config/alpha
1787 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1788 (argc,argv,envp): Enforce 32bit malloc'ing.
1789 * config/vms/vms-psxcrt0-64.c: Likewise.
1790 * config/vms/vms-crt0.c: Moved here from config/alpha.
1791 * config/vms/vms-psxcrt0.c: Likewise.
1792 * config/vms/vms-crtl-64.h: New file.
1793 * config/vms/vms-crtl.h: New file.
1794 * config/vms/vms.opt: New file.
1795 * config/vms/xm-vms64.h: New file.
1796 * config/vms/xm-vms.h: Moved here from config/alpha.
1797 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1799 * config/vms/x-vms: Moved here from config/alpha.
1800 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1801 (vms-ld.o, vms-cc.o): Removed.
1802 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1804 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1806 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1807 correct stack (obvious VMS fix).
1809 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1811 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1812 date, version info if VMS_DEBUGGING_INFO defined.
1813 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1814 size, date calculating code moved here.
1816 2009-07-29 Paul Brook <paul@codesourcery.com>
1818 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1821 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1824 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1825 to DImode when generating insq_le insn.
1827 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1829 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1830 New macro set for VMS_DEBUGGGING_INFO.
1831 (AT_string_form): Use it.
1833 2009-07-28 DJ Delorie <dj@redhat.com>
1835 * config/mep/mep.c (vtext_section): New.
1836 (vftext_section): New.
1837 (ftext_section): New.
1838 (mep_select_section): Add support for functions.
1839 (mep_unique_section): Likewise.
1840 (mep_asm_init_sections): Likewise.
1841 (mep_encode_section_info): Remove it from here.
1843 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1845 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1847 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1848 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1850 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1852 * dwarf2out.c (output_file_names): Test new macro
1853 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1854 (add_comp_dir_attribute): Likewise.
1856 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1858 * config/i386/mingw-w64.h (LINK_SPEC): Add
1859 separating space between commands.
1861 2009-07-28 Jan Hubicka <jh@suse.cz>
1863 PR tree-optimization/40759
1864 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1867 2009-07-27 DJ Delorie <dj@redhat.com>
1869 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1870 types are dword-aligned.
1871 (mep_expand_va_start): Likewise.
1873 2009-07-27 Olivier Hainque <hainque@adacore.com>
1874 Douglas B Rupp <rupp@gnat.com>
1876 * convert.c (convert_to_pointer): Don't assume the target
1877 pointer type is POINTER_SIZE long. Fetch its precision instead.
1879 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1881 * system.h (fopen): Undefine if macro.
1883 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1885 * dwarf2out.c (output_cfi_p): Removed.
1886 (output_cfis): New function.
1887 (output_fde): New function, split from output_call_frame_info.
1888 (output_call_frame_info): Use it.
1889 (dwarf2out_switch_text_section): Use output_cfis.
1891 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1893 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1894 TARGET_BI_ARCH is specified without enabling SJLJ.
1895 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1896 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1898 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1900 * arm.md (negdi2): Use DImode if forcing a value into a register.
1902 2009-07-26 Ira Rosen <irar@il.ibm.com>
1904 PR tree-optimization/40801
1905 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1906 of vector operand from the previous copy of vector statement.
1907 Pass the correct definition type value to
1908 vect_get_vec_def_for_stmt_copy().
1910 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1912 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1913 const char ** conversion.
1915 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1917 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1918 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1919 (gcc_unreachable): Invoke __builtin_unreachable() if
1920 !ENABLE_ASSERT_CHECKING.
1922 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1924 PR rtl-optimization/40445
1925 * emit-rtl.c (next_nonnote_insn_bb): New function.
1926 * rtl.h (next_nonnote_insn_bb): Declare new function.
1927 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1928 with no successors that is the successor of the ENTRY_BLOCK.
1929 Continue from the top after removing an empty fallthrough block.
1930 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1931 of next_nonnote_insn.
1933 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1935 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1937 2009-07-25 Martin Jambor <mjambor@suse.cz>
1939 * c-common.c (c_common_attribute_table): New element for noclone.
1940 (handle_noclone_attribute): New function. Forward-declare.
1941 * tree-inline.c (tree_versionable_function_p): Check for noclone
1943 * doc/extend.texi (Labels as Values): Document need for noclone.
1944 (Function Attributes): Document noclone attribute.
1946 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1948 PR rtl-optimization/34999
1949 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1950 and dw_fde_switched_cold_to_hot fields.
1951 (output_cfi_p): New function.
1952 (output_call_frame_info): If fde->dw_fde_switched_sections,
1953 output 2 FDEs instead of one with corrupted header.
1954 (dwarf2out_do_cfi_startproc): New function.
1955 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1956 and fde->dw_fde_switched_cold_to_hot.
1957 (dwarf2out_switch_text_section): Compute
1958 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1959 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1960 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1961 Otherwise, compute fde->dw_fde_switch_cfi.
1963 2009-07-24 Cary Coutant <ccoutant@google.com>
1965 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1967 2009-07-24 Cary Coutant <ccoutant@google.com>
1969 * cfghooks.c (split_block): Copy discriminator to new block.
1970 * tree-cfg.c (assign_discriminator): Check location of last
1971 instruction in block as well as first.
1973 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1975 * config/i386/linux.c: Use fputs or putc instead of fprintf
1977 * config/i386/gas.h: Ditto.
1978 * config/i386/x86-64.h: Ditto.
1979 * config/i386/att.h: Ditto.
1981 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1983 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1986 2009-07-24 Martin Jambor <mjambor@suse.cz>
1988 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1989 (ipa_push_func_to_list_1): Declare.
1990 (ipa_push_func_to_list): New function.
1992 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1993 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1994 (ipa_push_func_to_list): Removed.
1995 (ipa_pop_func_from_list): Clear node_enqueued flag.
1997 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1999 * config/s390/s390.c (override_options): Default
2000 max-unrolled-insns to 100 for z10 tuning.
2002 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2004 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2005 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2006 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2007 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2008 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2009 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2010 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2012 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2014 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2015 use default set in mingw32.h header.
2016 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2017 64-bit /mingw/include path.
2018 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2021 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2023 PR rtl-optimization/40209
2024 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2026 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2028 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2029 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2030 with the rest of string where appropriate. Use fputs or putc
2031 instead of fprintf where appropriate.
2033 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2034 Pat Haugen <pthaugen@us.ibm.com>
2035 Revital Eres <ERES@il.ibm.com>
2037 * config/rs6000/vector.md: New file. Move most of the vector
2038 expander support here from altivec.md to allow for the VSX vector
2039 unit in the future. Add support for secondary_reload patterns.
2040 Rewrite the patterns for vector comparison, and vector comparison
2041 predicate instructions so that the RTL expresses the desired
2042 behavior, instead of using unspec.
2044 * config/rs6000/constraints.md ("f" constraint): Use
2045 rs6000_constraints to hold the precalculated register class.
2046 ("d" constraint): Ditto.
2047 ("wd" constraint): New constraint for VSX.
2048 ("wf" constraint): Ditto.
2049 ("ws" constraint): Ditto.
2050 ("wa" constraint): Ditto.
2051 ("wZ" constraint): Ditto.
2052 ("j" constraint): Ditto.
2054 * config/rs6000/predicates.md (vsx_register_operand): New
2056 (vfloat_operand): New predicate for vector.md.
2057 (vint_operand): Ditto.
2058 (vlogical_operand): Ditto.
2059 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2060 (easy_vector_constant): Add VSX support.
2061 (altivec_indexed_or_indirect_operand): New predicate for
2062 recognizing Altivec style memory references with AND -16.
2064 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2065 for vector secondary reload support.
2066 (rs6000_vector_reg_class): Delete, replacing it with
2068 (rs6000_vsx_reg_class): Ditto.
2069 (rs6000_constraints): New array to hold the register classes of
2070 each of the register constraints that can vary at runtime.
2071 (builtin_mode_to_type): New static array for builtin function type
2073 (builtin_hash_table): New static hash table for builtin function
2075 (TARGET_SECONDARY_RELOAD): Define target hook.
2076 (TARGET_IRA_COVER_CLASSES): Ditto.
2077 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2078 registers are 128 bits if VSX memory reference instructions are used.
2079 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2081 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2082 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2083 Print several of the scheduling related parameters.
2084 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2085 rs6000_constraints instead of rs6000_vector_reg_class. Move
2086 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2087 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2088 Altivec. Add VSX support. Setup for secondary reload support on
2089 Altivec/VSX registers.
2090 (rs6000_override_options): Make power7 set the scheduling groups
2091 like the power5. Add support for new debug switches to override
2092 the scheduling defaults. Temporarily disable -mcpu=power7 from
2093 setting -mvsx. Add support for debug switches -malways-hint,
2094 -msched-groups, and -malign-branch-targets.
2095 (rs6000_buitlin_conversion): Add support for returning unsigned
2096 vector conversion functions to fix regressions due to stricter
2098 (rs6000_builtin_mul_widen_even): Ditto.
2099 (rs6000_builtin_mul_widen_odd): Ditto.
2100 (rs6000_builtin_vec_perm): Ditto.
2101 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2102 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2104 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2106 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2107 VSX types for bit operations. Changes to accomidate vector.md.
2108 (bdesc_2arg): Ditto.
2109 (bdesc_1arg): Ditto.
2110 (struct builtin_description_predicates): Rewrite predicate
2111 handling so that RTL describes the operation, instead of passing
2112 the instruction to be used as a string argument.
2113 (bdesc_altivec_preds): Ditto.
2114 (altivec_expand_predicate_builtin): Ditto.
2115 (altivec_expand_builtin): Ditto.
2116 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2117 statement for vsldoi support.
2118 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2119 (altivec_expand_st_builtin): Ditto.
2120 (paired_expand_builtin): Whitespace changes.
2121 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2122 builtin_mode_to_type table for secondary reload. Call
2123 builtin_function_type to build random builtin functions.
2124 (altivec_init_builtins): Change to use builtin_function_type to
2125 create builtin function types dynamically as we need them.
2126 (builtin_hash_function): New support for hashing the tree types
2127 for builtin function as we need it, rather than trying to build
2128 all of the trees that we need. Add initial preliminary VSX support.
2129 (builtin_function_type): Ditto.
2130 (builtin_function_eq): Ditto.
2131 (builtin_hash_struct): Ditto.
2132 (rs6000_init_builtins): Ditto.
2133 (rs6000_common_init_builtins): Ditto.
2134 (altivec_init_builtins): Ditto.
2135 (rs6000_common_init_builtins): Ditto.
2136 (enum reload_reg_type): New enum for simplifing reg classes.
2137 (rs6000_reload_register_type): Simplify register classes into GPR,
2138 Vector, and other registers. Altivec and VSX addresses in reload.
2139 (rs6000_secondary_reload_inner): Ditto.
2140 (rs6000_ira_cover_classes): New target hook, that returns the
2141 appropriate cover classes, based on -mvsx being used or not.
2142 (rs6000_secondary_reload_class): Add VSX support.
2143 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2144 (get_vsel_insn): Ditto.
2145 (rs6000_emit_vector_compare): Rewrite vector conditional support
2146 so that where we can, we use RTL operators, instead of blindly use
2148 (rs6000_emit_vector_select): Ditto.
2149 (rs6000_emit_vector_cond_expr): Ditto.
2150 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2151 (create_TOC_reference): Add -mdebug=addr support.
2152 (emit_frame_save): VSX loads/stores need register indexed addressing.
2154 * config/rs6000/rs6000.md: Include vector.md.
2156 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2158 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2159 support for V2DI, V2DF in logical, permute, select operations.
2161 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2162 switch for vsx/power7.
2163 (-mvsx-scalar-memory): Ditto.
2164 (-mvsx-align-128): Ditto.
2165 (-mallow-movmisalign): Ditto.
2166 (-mallow-df-permute): Ditto.
2167 (-msched-groups): Ditto.
2168 (-malways-hint): Ditto.
2169 (-malign-branch-targets): Ditto.
2171 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2173 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2174 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2175 (rs6000_vector_reg_class): Delete.
2176 (rs6000_vsx_reg_class): Ditto.
2177 (enum rs6000_reg_class_enum): New enum for the constraints that
2178 vary based on target switches.
2179 (rs6000_constraints): New array to hold the register class for all
2180 of the register constraints that vary based on the switches used.
2181 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2182 (enum rs6000_builtins): Add unsigned varients for the builtin
2183 declarations returned by target hooks for expanding multiplies,
2184 select, and permute operations. Add VSX builtins.
2185 (enum rs6000_builtin_type_index): Add entries for VSX.
2186 (V2DI_type_node): Ditto.
2187 (V2DF_type_node): Ditto.
2188 (unsigned_V2DI_type_node): Ditto.
2189 (bool_long_type_node): Ditto.
2190 (intDI_type_internal_node): Ditto.
2191 (uintDI_type_internal_node): Ditto.
2192 (double_type_internal_node): Ditto.
2194 * config/rs6000/altivec.md (whole file): Move all expanders to
2195 vector.md from altivec.md. Rename insn matching functions to be
2197 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2198 (altivec_vcmp*): Ditto.
2199 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2200 (VM): New iterator for moves that includes the VSX types.
2201 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2202 (altivec_vperm_<mode>_uns): New, for unsigned types.
2203 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2204 (altivec_eq<mode>): Ditto.
2205 (altivec_gt<mode>): Ditto.
2206 (altivec_gtu<mode>): Ditto.
2207 (altivec_eqv4sf): Ditto.
2208 (altivec_gev4sf): Ditto.
2209 (altivec_gtv4sf): Ditto.
2210 (altivec_vcmpbfp_p): Ditto.
2212 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2214 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2217 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2220 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2221 ASM_SHORT instead of .word.
2222 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2223 instead of .word in asm template.
2225 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2228 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2229 (process_bb_node_lives): Use it.
2231 * ira.c (setup_cover_and_important_classes): Don't setup
2232 ira_important_class_nums. Add cover classes to the end of
2234 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2236 (find_reg_class_closure): Use reorder_important_classes.
2238 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2240 * config/i386/i386.c (i386_ira_cover_classes): New function.
2241 (TARGET_IRA_COVER_CLASSES): Redefine.
2243 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2244 importance of order of cover classes in the array.
2246 2009-07-22 Diego Novillo <dnovillo@google.com>
2248 * tree-pass.h (TDF_EH): Define.
2249 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2250 contains TDF_EH, print the EH region number holding GS.
2251 * tree-dump.c (dump_options): Add "eh".
2252 * doc/invoke.texi: Document it.
2254 2009-07-22 Doug Kwan <dougkwan@google.com>
2256 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2258 2009-07-22 Michael Matz <matz@suse.de>
2260 PR tree-optimization/35229
2261 PR tree-optimization/39300
2263 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2264 (inhibit_phi_insertion): New function.
2265 (insert_into_preds_of_block): Call it for REFERENCEs.
2266 (init_pre): Initialize and finalize scalar evolutions.
2267 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2269 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2272 Use CONST_VECTOR_NUNITS to determine number of elements.
2274 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2276 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2277 (U, W): Constraints are now deprecated and will be removed if we
2279 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2281 ("prefetch"): Add the stcmh instruction for prefetching.
2282 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2284 (s390_short_displacement): Return always true if compiling for
2285 machines not providing the long displacement facility.
2286 (s390_mem_constraint): Support the new constraint letter Z.
2287 (s390_check_qrst_address): New function.
2289 2009-07-21 DJ Delorie <dj@redhat.com>
2291 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2294 2009-07-21 Jason Merrill <jason@redhat.com>
2296 * c-common.c (max_tinst_depth): Increase default to 1024.
2298 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2300 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2301 (vec_unpacku_float_lo_v4si): Ditto.
2303 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2307 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2308 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2309 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2311 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2313 PR tree-optimization/40813
2314 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2317 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2319 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2320 with a NOP_EXPR if needed.
2322 2009-07-21 Paul Brook <paul@codesourcery.com>
2324 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2325 Terminate debug dump with newline.
2327 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2329 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2330 Cast "1" to unsigned HOST_WIDE_INT.
2331 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2332 deposit length to the maximum length - lsb. Extend length if
2333 HOST_BITS_PER_WIDE_INT is 32.
2335 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2337 * cgraph.h (constant_pool_htab): New function.
2338 (constant_descriptor_tree): Move from varasm.c.
2339 * varasm.c (constant_pool_htab): New function.
2340 (constant_descriptor_tree): Move to cgraph.h.
2342 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2344 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2346 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2348 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2351 2009-07-20 Xinliang David Li <davidxl@google.com>
2353 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2355 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2357 * config/mips/mips.md (move_type): Add arith.
2358 (type): Handle arith.
2359 (zero_extendsidi2): Rename this into ...
2360 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2361 (zero_extendsidi2): New expander.
2362 (*zero_extendsidi2_dext): New pattern.
2364 2009-07-20 Nick Clifton <nickc@redhat.com>
2366 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2367 to set MIPS_ABI_DEFAULT.
2368 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2370 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2372 * tree-object-size.c (addr_object_size): Handle unions with
2373 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2375 PR tree-optimization/40792
2376 * tree.c (build_function_type_skip_args): Remove bogus assert.
2378 2009-07-20 Jan Hubicka <jh@suse.cz>
2379 Martin Jambor <mjambor@suse.cz>
2381 * cgraph.h (combined_args_to_skip): New field.
2382 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2383 combined_args_to_skip and args_to_skip.
2384 * tree-inline.c (update_clone_info): New function.
2385 (tree_function_versioning): Call update_clone_info.
2386 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2388 (cgraph_materialize_all_clones): More extensive dumping, working
2389 with combined_args_to_skip rather than args_to_skip.
2391 2009-07-20 Ira Rosen <irar@il.ibm.com>
2393 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2394 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2395 (get_initial_def_for_reduction): Likewise.
2396 (vectorizable_reduction): Skip the check of first operand in case
2397 of COND_EXPR. Add check that it is outer loop vectorization if
2398 nested cycle was detected. Call vectorizable_condition() for
2399 COND_EXPR. If reduction epilogue cannot be created do not fail for
2400 nested cycles (if it is not double reduction). Assert that there
2401 is only one type in the loop in case of COND_EXPR. Call
2402 vectorizable_condition() to vectorize COND_EXPR.
2403 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2404 Add parameters. Allow nested cycles if called from
2405 vectorizable_reduction(). Use reduction vector variable if provided.
2406 (vect_analyze_stmt): Call vectorizable_reduction() before
2407 vectorizable_condition().
2408 (vect_transform_stmt): Update call to vectorizable_condition().
2410 2009-07-20 Christian Bruel <christian.bruel@st.com>
2412 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2413 * doc/invoke.texi (-mfmovd): Likewise.
2414 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2416 2009-07-20 Jan Hubicka <jh@suse.cz>
2418 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2419 when handling SSA name.
2421 2009-07-19 Jan Hubicka <jh@suse.cz>
2423 PR tree-optimization/40676
2424 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2425 virtual PHIs in empty BBs.
2427 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2429 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2430 re-expanded the compound use gen_lowpart instead to convert to the
2433 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2435 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2436 OUTER_CONST arguments.
2437 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2438 the new wider mode will be masked off.
2439 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2441 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2443 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2444 high-order bits are zero.
2446 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2448 * combine.c (simplify_shift_const_1): Split code to determine
2450 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2451 new bits shifted in are identical to the old sign bit.
2453 2009-07-18 Richard Guenther <rguenther@suse.de>
2456 * gimplify.c (gimplify_call_expr): Reject code using results from
2457 functions returning void.
2459 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2461 * doc/md.texi: Document the new PowerPC "es" constraint.
2462 Document that "m" can include automodified addresses on this target,
2463 and explain how %U must be used. Extend the "Q" and "Z" documentation
2464 to suggest "es" as well as "m".
2465 * config/rs6000/constraints.md (es): New memory constraint.
2466 (Q, Z): Update strings to match new documentation.
2468 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2470 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2471 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2472 * config/rs6000/predicates.md (volatile_mem_operand): Use
2473 offsettable_nonstrict_memref_p.
2474 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2475 (*floatunssidf2_internal): Likewise.
2476 (*fix_truncdfsi2_internal): Likewise.
2477 (*fix_trunctfsi2_internal): Likewise.
2479 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2481 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2483 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2485 2009-07-17 Richard Guenther <rguenther@suse.de>
2488 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2489 (pass_warn_unused_result): Likewise.
2490 (TODO_set_props): Remove.
2491 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2493 (pass_diagnose_omp_blocks): Define.
2494 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2495 (c_gimple_diagnostics_recursively): Remove.
2496 (finish_function): Do not call it.
2497 (c_write_global_declarations): Continue after errors.
2498 Finalize the CU here.
2499 * c-gimplify.c (c_genericize): Do not gimplify here.
2500 * c-common.c (c_warn_unused_result): Move ...
2501 * tree-cfg.c (do_warn_unused_result): ... here.
2502 (run_warn_unused_result): New function.
2503 (gate_warn_unused_result): New function.
2504 (pass_warn_unused_result): New pass.
2505 * c-common.h (c_warn_unused_result): Remove.
2506 * flags.h (flag_warn_unused_result): Declare.
2507 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2508 * opts.c (flag_warn_unused_result): Initialize to false.
2509 * toplev.c (compile_file): Add comment.
2510 * omp-low.c (create_omp_child_function): Do not register
2511 the function with the frontend.
2512 (diagnose_omp_structured_block_errors): Prepare to be
2513 called as optimization pass.
2514 (gate_diagnose_omp_blocks): New function.
2515 (pass_diagnose_omp_blocks): New pass.
2516 * cgraph.h (cgraph_optimize): Remove.
2517 (cgraph_analyze_function): Likewise.
2518 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2519 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2520 before their parents here.
2521 (cgraph_finalize_function): Not here.
2522 (cgraph_analyze_function): Gimplify functions here.
2523 (cgraph_finalize_compilation_unit): Continue after errors.
2524 Optimize the callgraph from here.
2525 (cgraph_optimize): Make static.
2526 * langhooks.c (write_global_declarations): Finalize the CU.
2527 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2528 (gimplify_function_tree): Assert we gimplify only once.
2529 Set PROP_gimple_any property.
2530 * tree-nested.c (gimplify_all_functions): New function.
2531 (lower_nested_functions): Gimplify all nested functions.
2532 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2533 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2534 and pass_diagnose_omp_blocks after gimplification. Do not
2535 set TODO_set_props on all_lowering_passes.
2536 (execute_one_pass): Do not handle TODO_set_props.
2537 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2538 (gimplify.o): Add tree-pass.h dependency.
2539 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2540 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2541 (unsave_r): Likewise.
2542 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2545 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2547 * doc/service.texi (Service): Restore previously removed link,
2548 which isn't broken after all.
2550 2009-07-17 Richard Guenther <rguenther@suse.de>
2552 PR tree-optimization/40321
2553 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2554 PHI nodes to the maximal set.
2555 (make_values_for_phi): Add PHI arguments to the maximal set.
2556 (execute_pre): Dump PHI_GEN and the maximal set.
2558 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2561 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2564 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2566 * doc/extend.texi (Nested Functions): Replace broken link with
2568 * doc/service.texi (Service): Remove broken link.
2570 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2573 * builtins.c (expand_builtin_memcmp): Use loc instead of
2574 EXPR_LOCATION (exp).
2575 (expand_builtin_strncmp): Likewise.
2577 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2578 Manuel López-Ibáñez <manu@gcc.gnu.org>
2581 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2582 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2583 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2584 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2585 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2586 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2587 tree-inline.c, c-common.c, c-common.h, gimple.c,
2588 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2589 convert.c: Add location argument to fold_{unary,binary,ternary},
2590 fold_build[123], build_call_expr, build_size_arg,
2591 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2592 fold_build1_initializer, fold_build2_initializer,
2593 fold_build3_initializer, fold_build_call_array,
2594 fold_build_call_array_initializer, fold_single_bit_test,
2595 omit_one_operand, omit_two_operands, invert_truthvalue,
2596 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2597 combine_comparisons, fold_builtin_*, fold_call_expr,
2598 build_range_check, maybe_fold_offset_to_address, round_up,
2601 2009-07-16 Jason Merrill <jason@redhat.com>
2604 * c-common.c (c_common_reswords): Add __is_standard_layout
2606 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2607 * doc/implement-cxx.texi: New.
2608 * doc/gcc.texi: Include it.
2610 2009-07-16 DJ Delorie <dj@redhat.com>
2612 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2613 compares that may be indirectly affected by previous instructions.
2615 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2617 * builtins.c (do_mpc_arg2): New.
2618 (fold_builtin_2): Fold builtin cpow.
2619 * real.h (HAVE_mpc_pow): New.
2621 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2623 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2624 comparison to skip unprofitable schedule
2626 2009-07-16 Simon Baldwin <simonb@google.com>
2628 * gcc.c (option_map): New flag -no-canonical-prefixes.
2629 * (display_help): Print help text for new flag.
2630 * (process_command): Move options translation and language specifics
2631 and handle new flag early. Use it to set a function pointer to a
2632 prefix builder. Replace make_relative_prefix calls with calls to
2633 the function pointed to. Ignore new flag in regular options handling.
2634 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2636 2009-07-15 DJ Delorie <dj@redhat.com>
2638 * config/mep/mep.md (sibcall_internal): Change register to avoid
2640 (sibcall_value_internal): Likewise.
2642 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2644 PR rtl-optimization/40710
2645 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2647 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2649 * config/mips/mips.md (*extenddi_truncate<mode>,
2650 *extendsi_truncate<mode>): Change type attribute to move_type
2651 with shift_shift. Split out code handling exts from here ...
2652 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2654 (*extendhi_truncateqi): Change type attribute to move_type with
2655 shift_shift. Split out code handling exts from here ...
2656 (*extendhi_truncateqi_exts): ... to this new pattern.
2658 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2660 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2661 instead of "and" with inverted sign bit mask value. Use
2662 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2663 Allocate registers only for operand 4 and operand 5.
2665 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2668 * fold-const.c (fold_cond_expr_with_comparison): When folding
2669 < and <= to MIN, make sure the MIN uses the same type as the
2670 comparison's operands.
2672 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2674 * arm.md (ior_xor): New code iterator.
2675 (split for ior/xor with shift and zero-extend): New split pattern.
2676 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2678 2009-07-15 Richard Guenther <rguenther@suse.de>
2680 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2683 2009-07-15 Richard Guenther <rguenther@suse.de>
2686 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2688 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2690 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2691 handle 2.6.30 kernel.
2693 2009-07-15 DJ Delorie <dj@redhat.com>
2695 * config/mep/mep.md (sibcall_internal): Change register to allow
2696 for 24-bit addresses.
2697 (sibcall_value_internal): Likewise.
2699 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2701 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2702 that are enabled/disabled by the flags introduced by a previous patch.
2704 2009-07-14 DJ Delorie <dj@redhat.com>
2706 * config/mep/mep.md (sibcall_internal): Include non-toggling
2708 (sibcall_value_internal): Likewise.
2710 2009-07-14 Taras Glek <tglek@mozilla.com>
2711 Rafael Espindola <espindola@google.com>
2713 * doc/sourcebuild.texi: Document install-plugin target.
2714 * configure.ac: Added install-plugin target to language makefiles.
2715 * configure: Regenerate.
2716 * Makefile.in: (install-plugin): Install more headers,
2717 depend on lang.install-plugin.
2719 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2721 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2724 2009-07-14 DJ Delorie <dj@redhat.com>
2726 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2727 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2728 * config/mep/mep.md (sibcall_internal): Change test from
2729 mep_vliw_mode_match to mep_vliw_jmp_match.
2730 (sibcall_value_internal): Likewise.
2732 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/sse.md (copysign<mode>3): New expander.
2735 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2736 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2737 Use ix86_build_const_vector.
2738 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2739 IX86_BUILTIN_CPYSGNPD.
2740 (builtin_description): Add __builtin_ia32_copysignps and
2741 __builtin_ia32_copysignpd.
2742 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2743 and BUILT_IN_COPYSIGNF.
2745 2009-07-13 Jason Merrill <jason@redhat.com>
2747 * builtins.c (can_trust_pointer_alignment): New fn.
2748 (get_pointer_alignment): Factor it out from here.
2749 * tree.h: Declare it.
2751 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2753 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2756 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2760 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2762 2009-07-14 Richard Guenther <rguenther@suse.de>
2763 Andrey Belevantsev <abel@ispras.ru>
2766 * cfgexpand.c (partition_stack_vars): Do not bother to update
2767 alias information when not optimizing.
2769 2009-07-14 Richard Guenther <rguenther@suse.de>
2770 Andrey Belevantsev <abel@ispras.ru>
2772 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2773 (pt_solution_set): Likewise.
2774 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2775 * tree-ssa-structalias.c (pt_solution_set): New function.
2776 * final.c (rest_of_clean_state): Free SSA data structures.
2777 * print-rtl.c (print_decl_name): Remove.
2778 (print_mem_expr): Implement in terms of print_generic_expr.
2779 * alias.c (ao_ref_from_mem): New function.
2780 (rtx_refs_may_alias_p): Likewise.
2781 (true_dependence): Query alias-export info.
2782 (canon_true_dependence): Likewise.
2783 (write_dependence_p): Likewise.
2784 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2786 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2787 (mem_expr_equal_p): Use operand_equal_p.
2788 (set_mem_attributes_minus_bitpos): Do not use
2789 component_ref_for_mem_expr.
2790 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2791 (update_alias_info_with_stack_vars): Likewise.
2792 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2793 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2794 explicitly nor clear stmt operands.
2795 Free the decl-to-pointer map.
2796 * tree-optimize.c (execute_free_datastructures): Do not free
2797 SSA data structures here.
2798 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2799 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2800 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2802 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2804 2009-07-13 DJ Delorie <dj@redhat.com>
2806 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2807 unrolling at the right iteration count.
2809 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2812 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2814 * haifa-sched.c (rank_for_schedule): Introduced flags to
2815 enable/disable individual scheduling heuristics.
2816 * common.opt: Introduced flags to enable/disable individual
2817 heuristics in the scheduler.
2818 * doc/invoke.texi: Introduced flags to enable/disable individual
2819 heuristics in the scheduler.
2821 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2823 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2824 config/i386/mingw-tls.c.
2825 * config/i386/mingw-tls.c: Removed.
2827 2009-07-13 Ira Rosen <irar@il.ibm.com>
2829 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2830 checks access only relevant statements.
2831 (vectorizable_reduction): Likewise.
2833 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2835 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2836 just for 32-bit case.
2838 2009-07-12 Jan Hubicka <jh@suse.cz>
2840 PR tree-optimization/40585
2841 * except.c (expand_resx_expr): When there already is resume
2842 instruction, produce linked list.
2843 (build_post_landing_pads): Assert that resume is empty.
2844 (connect_post_landing_pads): Handle resume lists.
2845 (dump_eh_tree): Dump resume list.
2847 2009-07-12 Ira Rosen <irar@il.ibm.com>
2849 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2850 with additional argument.
2851 * tree-vectorizer.h (enum vect_def_type): Add
2852 vect_double_reduction_def.
2853 (vect_is_simple_reduction): Add argument.
2854 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2856 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2857 vect_is_simple_reduction with additional argument.
2858 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2860 (reduction_code_for_scalar_code): Handle additional codes by
2861 returning ERROR_MARK for them. Fix comment and indentation.
2862 (vect_is_simple_reduction): Fix comment, add argument to specify
2863 double reduction. Detect double reduction.
2864 (get_initial_def_for_induction): Fix indentation.
2865 (get_initial_def_for_reduction): Fix comment and indentation.
2866 Handle double reduction. Create initial definitions that do not
2867 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2868 (vect_create_epilog_for_reduction): Fix comment, add argument to
2869 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2870 epilogue result extraction. Create double reduction phi node and
2871 replace relevant uses.
2872 (vectorizable_reduction): Call vect_is_simple_reduction with
2873 additional argument. Fix indentation. Update epilogue code treatment
2874 according to the changes in reduction_code_for_scalar_code. Check
2875 for double reduction. Call vect_create_epilog_for_reduction with
2876 additional argument.
2877 * tree-vect-stmts.c (process_use): Handle double reduction, update
2879 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2880 (vect_get_vec_def_for_operand): Likewise.
2882 2009-07-12 Danny Smith <dansmister@gmail.com>
2884 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2885 dllexport if !TREE_PUBLIC.
2886 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2888 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2890 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2891 (avr_extra_arch_macro) Remove declatation.
2892 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2893 (avr_extra_arch_macro) Declare as static.
2894 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2896 2009-07-11 Jan Hubicka <jh@suse.cz>
2899 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2901 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2904 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2905 cold_in_std_section bits.
2906 (dwarf2out_begin_prologue): Initialize them.
2907 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2908 if already covered by text_section or cold_text_section range.
2910 PR rtl-optimization/40667
2911 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2912 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2913 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2914 * config/i386/i386.c (ix86_minimum_alignment): New function.
2915 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2916 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2917 * emit-rtl.c (gen_reg_rtx): Likewise.
2918 * function.c (assign_parms): Likewise. If nominal_type needs
2919 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2920 rather than passed_type's alignment.
2923 * function.c (assign_parm_setup_stack): Adjust
2924 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2925 from nominal_mode on big endian.
2927 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2929 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2931 2009-07-10 DJ Delorie <dj@redhat.com>
2933 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2935 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2937 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2939 (thumb2_cbnz): Likewise.
2941 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2944 * config.gcc (supported_defaults): Add synci.
2945 (with_synci): Add validation.
2946 (all_defaults): Add synci.
2947 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2950 * config/mips/mips.opt (msynci): New option.
2951 * config/mips/mips.c (mips_override_options): Warn on use of
2952 -msynci for targets that do now support it.
2953 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2955 * gcc/doc/invoke.texi (-msynci): Document the new option.
2956 * doc/install.texi (--with-synci): Document the new option.
2958 2009-07-10 Richard Guenther <rguenther@suse.de>
2960 PR tree-optimization/40496
2961 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2962 the PHI result with a compatible type.
2964 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2968 * c.opt (Wunused-result): New.
2969 * doc/invoke.texi: Document it.
2970 * c-common.c (c_warn_unused_result): Use it.
2972 2009-07-09 DJ Delorie <dj@redhat.com>
2974 * targhooks.c (default_target_can_inline_p): Rename from
2975 default_target_option_can_inline_p.
2976 * targhooks.h (default_target_can_inline_p): Likewise.
2977 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2978 TARGET_OPTION_CAN_INLINE_P.
2979 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2980 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2981 (mep_target_can_inline_p): Rename from
2982 mep_target_option_can_inline_p.
2985 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2986 registers used to pass vectors.
2988 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2990 2009-07-09 Tom Tromey <tromey@redhat.com>
2992 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2993 * config/mmix/mmix.c: Include dwarf2.h.
2994 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2995 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2996 * config/sh/sh.c: Include dwarf2.h.
2997 * config/i386/i386.c: Include dwarf2.h.
2998 * Makefile.in (DWARF2_H): Remove 'elf'.
2999 * except.c: Include dwarf2.h.
3000 * unwind-dw2.c: Include dwarf2.h.
3001 * dwarf2out.c: Include dwarf2.h.
3002 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3003 * unwind-dw2-fde.c: Include dwarf2.h.
3004 * dwarf2asm.c: Include dwarf2.h.
3006 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3008 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3009 (max_issue): Use it.
3010 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3012 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3013 (region_sched_info): Update.
3014 * sched-ebb.c (ebb_sched_info): Update.
3015 * modulo-sched.c (sms_sched_info): Update.
3016 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3018 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3020 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3022 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3024 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3026 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3029 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3030 arg1 with arg01 if arg1 is already INTEGER_CST.
3032 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3034 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3035 Transform (and (truncate)) into (truncate (and)).
3037 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3039 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3040 creating LHS paradoxical subregs. Fix surrounding returns to
3041 use NULL_RTX rather than 0.
3043 2009-07-08 DJ Delorie <dj@redhat.com>
3045 * config/mep/mep.c: (mep_option_can_inline_p): New.
3046 (TARGET_OPTION_CAN_INLINE_P): Define.
3048 2009-07-08 Mark Wielaard <mjw@redhat.com>
3051 * dwarf2out.c (add_data_member_location_attribute): When we have
3052 only a constant offset don't emit a new location description using
3053 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3056 2009-07-08 Richard Henderson <rth@redhat.com>
3059 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3060 (enum reg_class): Add CLOBBERED_REGS.
3061 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3062 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3063 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3064 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3065 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3066 force 64-bit sibcalls into R11.
3067 * config/i386/constraints.md (U): New constraint.
3068 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3069 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3070 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3072 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3074 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3076 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3077 * ebitmap.h (dump_ebitmap): Ditto.
3078 * optabs.h (optab_libfunc): Ditto.
3079 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3080 * tree-flow.h (vect_can_force_dr_alignment_p,
3081 get_vectype_for_scalar_type): Ditto.
3082 (vectorize_loops): Move prototype to ...
3083 * tree-vectorizer.h: ... here. Also, adjust comment.
3084 (vect_set_verbosity_level): Remove duplicate prototype.
3085 * tree-ssa-loop.c: Include tree-vectorizer.h.
3086 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3088 2009-07-08 Nick Clifton <nickc@redhat.com>
3090 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3093 2009-07-08 DJ Delorie <dj@redhat.com>
3095 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3096 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3097 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3099 * config/mep/intrinsics.md: Regenerated.
3100 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3101 registers when asm() or calls are detected.
3103 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3106 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3108 * gimple (gimple_build_call_from_tree): Likewise.
3109 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3110 no_warning flag before warning.
3112 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3114 * tree.c (set_expr_locus): Remove.
3115 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3116 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3118 * gimplify.c (internal_get_tmp_var): Likewise.
3119 (gimplify_call_expr): Likewise.
3120 (gimplify_one_sizepos): Likewise.
3122 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3125 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3126 to variables for debugging purposes.
3128 2009-06-23 Mark Loeser <mark@halcy0n.com>
3131 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3133 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3135 * pretty-print.c (pp_base_format): Remove %J.
3136 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3137 gcc_cxxdiag_char_table): Likewise.
3138 (init_dynamic_diag_info): Likewise.
3140 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3142 * pretty-print.c (pp_base_format): Remove %H.
3143 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3144 gcc_cxxdiag_char_table): Likewise.
3145 (init_dynamic_diag_info): Likewise.
3146 * config/mep/mep.c (mep_select_section): Likewise.
3148 2009-07-07 Duncan Sands <baldrick@free.fr>
3150 * final.c (pass_clean_state): Give the pass a name.
3151 * passes.c (pass_rest_of_compilation): Likewise.
3152 * tree-optimize.c (pass_all_optimizations): Likewise.
3154 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3156 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3157 an extra 'decl' for error_at.
3159 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3162 * tree-tailcall.c (adjust_return_value_with_ops,
3163 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3164 if it has complex or vector type.
3166 2009-07-07 Olivier Hainque <hainque@adacore.com>
3168 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3171 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3173 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3175 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3177 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3178 * c-decl.c: Likewise.
3179 * function.c: Likewise.
3180 * varasm.c: Likewise.
3181 * tree-ssa.c: Likewise.
3182 * c-common.c: Likewise.
3183 * tree-cfg.c: Likewise.
3184 * config/spu/spu.c: Likewise.
3185 * config/ia64/ia64.c: Likewise.
3186 * config/v850/v850.c: Likewise.
3188 2009-07-06 DJ Delorie <dj@redhat.com>
3190 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3191 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3192 unspecified accesses to control registers.
3193 * config/mep/intrinsics.md: Regenerate.
3194 * config/mep/intrinsics.h: Regenerate.
3195 * config/mep/mep-intrin.h: Regenerate.
3197 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3199 * c-lex.c: Replace %H by an explicit location. Update all calls.
3200 * c-common.c: Likewise.
3201 * c-decl.c: Likewise.
3202 * c-typeck.c: Likewise.
3203 * fold-const.c: Likewise.
3204 * gimplify.c: Likewise.
3206 * tree-cfg.c: Likewise.
3207 * tree-ssa-loop-niter.c: Likewise.
3208 * tree-vrp.c: Likewise.
3209 * value-prof.c: Likewise.
3211 2009-07-06 Diego Novillo <dnovillo@google.com>
3213 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3214 if it has one. Handle cases where VAR does not have an
3215 annotation or cfun is NULL.
3217 2009-07-06 Diego Novillo <dnovillo@google.com>
3219 * tree.c: Include debug.h.
3220 (initialize_tree_contains_struct): New.
3221 (init_ttree): Call it.
3222 (tree_node_structure_for_code): Factor out of ...
3223 (tree_node_structure): ... here.
3224 * treestruct.def (TS_PHI_NODE): Remove.
3225 (TS_GIMPLE_STATEMENT): Remove.
3227 2009-07-06 Diego Novillo <dnovillo@google.com>
3229 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3230 (debug_tree_chain): Handle cycles.
3232 2009-07-06 Nick Clifton <nickc@redhat.com>
3233 DJ Delorie <dj@redhat.com>
3235 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3236 __FMOVD_ENABLED__ is defined.
3238 (TARGET_FMOVD): Provide a default definition.
3239 (MASK_FMOVD): Likewise.
3240 (TARGET_CPU_CPP_BUILTINS): Define
3241 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3242 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3243 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3244 (split for DF load from memory into register): Also handle
3245 MEMs which consist of REG+DISP addressing.
3246 (split for DF store from register to memory): Likewise.
3247 (movsf_ie): Always use single fp_mode.
3248 * config/sh/sh.c (sh_override_options): Do not automatically
3249 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3250 that to the -mfmovd command line switch.
3251 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3252 (fldi_ok): Always allow.
3253 * config/sh/sh.opt (mfmovd): Remove this switch.
3254 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3256 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3257 Kaz Kojima <kkojima@gcc.gnu.org>
3259 PR rtl-optimization/30807
3260 * postreload.c (reload_combine): For every new use of REG_SUM,
3261 record the use of BASE.
3263 2009-07-06 Jan Hubicka <jh@suse.cz>
3265 * params.def: Revert my accidental commit at 2009-06-30.
3267 2009-07-04 Ian Lance Taylor <iant@google.com>
3270 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3272 (mingw_format_attribute_overrides): Likewise.
3274 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3277 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3278 don't check cfa.reg. Instead of cfa.indirect use
3279 fde && fde->drap_reg != INVALID_REGNUM test.
3281 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3283 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3285 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3288 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3290 2009-07-03 Richard Guenther <rguenther@suse.de>
3292 PR tree-optimization/40640
3293 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3296 2009-07-03 Jan Hubicka <jh@suse.cz>
3298 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3299 for size, reduce amount of inlining.
3301 2009-07-03 Richard Guenther <rguenther@suse.de>
3304 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3305 if t +- x is known to not overflow and the conversion widens the
3307 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3309 2009-07-03 Jan Hubicka <jh@suse.cz>
3311 * ipa-pure-const.c (analyze): Update loop optimizer init.
3312 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3313 try_remove_empty_loop, remove_empty_loops): Remove.
3314 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3315 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3316 to mark regular loops as neccesary.
3317 (degenerate_phi_p): New function.
3318 (propagate_necessity, remove_dead_phis): Use it.
3319 (forward_edge_to_pdom): Likewise.
3320 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3321 virtual PHI nodes that became unreachable.
3322 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3323 * tree-flow.h (remove_empty_loops): Remove.
3324 * passes.c (init_optimization_passes): Remove.
3326 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3328 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3329 can_create_pseudo_p.
3330 (*fix_trunc<mode>_i387_1): Ditto.
3331 (*floathi<mode>2_1): Ditto.
3332 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3333 (*fistdi2_1): Ditto.
3334 (*fist<mode>2_1): Ditto.
3335 (frndintxf2_floor): Ditto.
3336 (*fist<mode>2_floor_1): Ditto.
3337 (frndintxf2_ceil): Ditto.
3338 (*fist<mode>2_ceil_1): Ditto.
3339 (frndintxf2_trunc): Ditto.
3340 (frndintxf2_mask_pm): Ditto.
3341 (fxam<mode>2_i387_with_temp): Ditto.
3342 * config/i386/sse.md (mulv16qi3): Ditto.
3343 (*sse2_mulv4si3): Ditto.
3345 (sse4_2_pcmpestr): Ditto.
3346 (sse4_2_pcmpistr): Ditto.
3348 2009-07-03 Jan Hubicka <jh@suse.cz>
3350 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3351 (mark_stmt_necessary): Set it.
3352 (mark_operand_necessary): Set it.
3353 (mark_control_dependent_edges_necessary): Set it.
3354 (mark_virtual_phi_result_for_renaming): New function.
3355 (get_live_post_dom): New function.
3356 (forward_edge_to_pdom): New function.
3357 (remove_dead_stmt): Fix handling of control dependences.
3358 (tree_dce_init): Init new bitmap.
3359 (tree_dce_done): Free it.
3361 2009-07-02 Richard Guenther <rguenther@suse.de>
3364 * tree-ssa-structalias.c (new_var_info): Initialize
3367 2009-07-02 Jan Hubicka <jh@suse.cz>
3369 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3372 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3374 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3375 instead of recomputing it. Adjust calls.
3376 (emit_store_flag): Adjust recursive calls.
3378 2009-07-02 Richard Guenther <rguenther@suse.de>
3380 * tree-ssa-live.c (remove_unused_locals): Do not remove
3382 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3383 of DECL_EXTERNAL for HEAP variables.
3384 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3385 HEAP variables. Do not adjust RESTRICT vars.
3386 (find_what_var_points_to): Nobody cares if something
3389 2009-07-02 Ben Elliston <bje@au.ibm.com>
3391 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3392 pc_low and pc_high declarations to the top of the function.
3394 2009-07-01 DJ Delorie <dj@redhat.com>
3396 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3398 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3399 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3400 unspecified accesses to control registers.
3401 * config/mep/intrinsics.md: Regenerate.
3402 * config/mep/intrinsics.h: Regenerate.
3403 * config/mep/mep-intrin.h: Regenerate.
3405 2009-07-01 Anthony Green <green@moxielogic.com>
3407 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3408 instruction when possible.
3409 (moxie_expand_prologue): Ditto. Also, save an instruction and
3410 some complexity by popping off of $r12 instead of $sp.
3411 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3414 2009-07-01 Richard Henderson <rth@redhat.com>
3417 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3418 contained no insns, reposition note before last insn.
3420 2009-07-01 Richard Henderson <rth@redhat.com>
3423 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3424 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3426 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3429 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3430 darwin9 for printing reg addresses with %y.
3432 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3434 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3435 truncation from operands in binary operations.
3437 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3440 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3441 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3442 subreg of op0 to the original op0.
3444 * expmed.c (store_bit_field_1): Use a temporary as the destination
3445 instead of a paradoxical subreg when we need to truncate the result.
3447 2009-07-01 DJ Delorie <dj@redhat.com>
3449 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3450 names to VLIW variants.
3451 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3452 * config/mep/intrinsics.md: Regenerate.
3453 * config/mep/intrinsics.h: Regenerate.
3454 * config/mep/mep-intrin.h: Regenerate.
3456 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3459 * jump.c (returnjump_p): Revert last patch.
3460 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3462 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3465 * pa.md (casesi32p): Use jump table label to determine the offset
3467 (casesi64p): Likewise.
3469 * pa.c (forward_branch_p): Return bool type. Use instruction
3470 addresses when available. Assert that INSN has a jump label.
3471 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3474 2009-07-01 Richard Guenther <rguenther@suse.de>
3476 PR tree-optimization/19831
3477 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3478 that only act as barriers do not make any previous stores necessary.
3479 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3480 HEAP variables global, do not add a constraint from nonlocal.
3481 (find_func_aliases): Handle escapes through return statements.
3482 (compute_points_to_sets): Make escaped HEAP variables global.
3484 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3487 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3488 after reducing a DImode cstore to SImode.
3490 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3492 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3493 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3495 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3497 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3498 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3500 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3501 and umod_optab if TARGET_BSD_DIVMOD.
3502 * config/vax/lib1funcs.asm: New file.
3503 * config/vax/t-linux: New file.
3504 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3506 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3509 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3510 to type arguments that have void type.
3513 * dwarf2out.c (gen_formal_parameter_die): Call
3514 equate_decl_number_to_die if node is different from origin.
3516 2009-06-30 Anthony Green <green@moxielogic.com>
3518 Clean up moxie port for --enable-build-with-cxx.
3519 * config/moxie/moxie.c (moxie_function_value): First two
3520 parameters are const_tree, not tree.
3521 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3522 (REG_CLASS_NAMES): Ditto.
3523 (REGNO_REG_CLASS): Ditto.
3524 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3525 (moxie_function_value): Fix constyness of arguments.
3527 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3529 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3530 finalize_size_functions before further processing.
3531 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3532 (variable_size): Call self_referential_size on size expressions
3533 that contain a PLACEHOLDER_EXPR.
3534 (size_functions): New static variable.
3535 (copy_self_referential_tree_r): New static function.
3536 (self_referential_size): Likewise.
3537 (finalize_size_functions): New global function.
3538 * tree.c: Include tree-inline.h.
3539 (push_without_duplicates): New static function.
3540 (find_placeholder_in_expr): New global function.
3541 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3543 <tcc_expression>: Likewise.
3544 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3545 the call in the expression.
3546 * tree.h (finalize_size_functions): Declare.
3547 (find_placeholder_in_expr): Likewise.
3548 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3549 (substitute_placeholder_in_expr): Update comment.
3550 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3552 (copy_tree_body_r): Likewise.
3553 (copy_tree_body): New static function.
3554 (maybe_inline_call_in_expr): New global function.
3555 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3556 (maybe_inline_call_in_expr): Declare.
3557 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3558 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3561 2009-06-30 Richard Guenther <rguenther@suse.de>
3563 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3565 (propagate_necessity): Do not mark reaching defs of stores
3568 2009-06-30 Jan Hubicka <jh@suse.cz>
3570 * cfgloopanal.c (check_irred): Move into ...
3571 (mark_irreducible_loops): ... here; return true if ireducible
3573 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3574 (analyze_function): Try to prove loop finiteness.
3575 * cfgloop.h (mark_irreducible_loops): Update prototype.
3576 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3578 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3580 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3582 2009-06-30 Ira Rosen <irar@il.ibm.com>
3584 PR tree-optimization/40542
3585 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3588 2009-06-30 Martin Jambor <mjambor@suse.cz>
3590 PR tree-optimization/40582
3591 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3592 than useless_type_conversion_p.
3593 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3596 2009-06-30 Martin Jambor <mjambor@suse.cz>
3599 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3601 2009-06-30 Richard Guenther <rguenther@suse.de>
3603 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3604 use ao_ref references.
3605 (walk_aliased_vdefs): Likewise.
3606 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3607 * tree-ssa-dce.c (struct ref_data): Remove.
3608 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3609 (mark_aliased_reaching_defs_necessary): Adjust.
3610 (mark_all_reaching_defs_necessary_1): Likewise.
3612 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3615 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3616 (emit_store_flag_1): Extract from emit_store_flag, adjust
3617 calls to (what now is) emit_cstore.
3618 (emit_store_flag): Call emit_store_flag_1 and also use it
3619 for what used to be recursive calls.
3621 2009-06-30 Wei Guozhi <carrot@google.com>
3624 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3625 if the target bb post dominates from bb.
3626 * config/i386/i386.c (memory_address_length): Check existence of base
3627 register before using it.
3629 2009-06-30 Nick Clifton <nickc@redhat.com>
3630 DJ Delorie <dj@redhat.com>
3632 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3633 __FMOVD_ENABLED__ is defined.
3635 (TARGET_FMOVD): Provide a default definition.
3636 (MASK_FMOVD): Likewise.
3637 (TARGET_CPU_CPP_BUILTINS): Define
3638 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3639 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3640 two fmov instructions depending upon whether TARGET_FMOVD is
3642 (split for DF load from memory into register): Also handle
3643 MEMs which consist of REG+DISP addressing.
3644 (split for DF store from register to memory): Likewise.
3645 * config/sh/sh.opt (mfmovd): Remove this switch.
3646 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3647 * config/sh/sh.c (sh_override_options): Do not automatically
3648 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3649 that to the -mfmovd command line switch.
3651 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3653 (fldi_ok): Always allow.
3654 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3656 2009-06-29 DJ Delorie <dj@redhat.com>
3658 * doc/install.texi (mep-x-elf): Correct chip's full name.
3660 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3662 * doc/extend.texi: Fix typo.
3664 2009-06-29 Tom Tromey <tromey@redhat.com>
3667 * Makefile.in (DWARF2_H): New variable.
3669 (dwarf2out.o): Likewise.
3670 (dwarf2asm.o): Likewise.
3671 * config/i386/t-i386: Use DWARF2_H.
3672 * except.c: Include elf/dwarf2.h.
3673 * unwind-dw2.c: Include elf/dwarf2.h.
3674 * dwarf2out.c: Include elf/dwarf2.h.
3675 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3676 <dtprel>: New field.
3677 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3678 (size_of_loc_descr): Likewise.
3679 (output_loc_operands_raw): Likewise.
3680 (output_loc_operands): Handle new dtprel field.
3681 (loc_checksum): Update.
3682 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3683 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3684 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3685 * dwarf2asm.c: Include elf/dwarf2.h.
3686 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3687 * config/mmix/mmix.c: Include elf/dwarf2.h.
3688 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3689 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3690 * config/sh/sh.c: Include elf/dwarf2.h.
3691 * config/i386/i386.c: Include elf/dwarf2.h.
3693 2009-06-29 DJ Delorie <dj@redhat.com>
3695 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3697 * doc/extend.texi: Add MeP attributes and pragmas.
3698 * doc/invoke.text: Add MeP Options.
3699 * doc/contrib.texi: Add MeP contribution.
3700 * doc/md.texi: Add MeP constraints.
3701 * doc/install.texi: Add MeP target.
3703 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3705 * target.h (struct gcc_target): Add frame_pointer_required field.
3706 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3707 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3708 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3710 * reload1.c (update_eliminables): (Ditto.).
3711 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3712 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3713 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3715 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3717 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3718 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3719 (arm_frame_pointer_required): New function.
3721 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3722 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3723 (avr_frame_pointer_required_p): Declare as static.
3724 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3726 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3727 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3728 (bfin_frame_pointer_required): Make as static, change return type
3730 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3732 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3733 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3734 (cris_frame_pointer_required): New function.
3736 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3738 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3739 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3740 (fr30_frame_pointer_required): New function.
3742 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3743 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3744 (frv_frame_pointer_required): Make as static, change return type
3746 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3748 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3749 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3750 (ix86_frame_pointer_required): Make as static, change return type to
3752 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3754 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3755 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3757 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3759 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3761 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3763 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3764 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3765 (mips_frame_pointer_required): Make as static.
3766 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3768 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3769 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3770 (mmix_frame_pointer_required): Mew function.
3772 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3773 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3775 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3777 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3779 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3781 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3782 (CAN_ELIMINATE): Redefine.
3783 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3784 (sparc_frame_pointer_required): New function.
3785 (sparc_can_eliminate): New function.
3786 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3788 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3789 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3791 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3792 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3793 (xtensa_frame_pointer_required): Make as static, change return type
3795 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3798 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3800 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3801 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3802 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3803 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3804 (register_callback): Handle PLUGIN_START_UNIT.
3805 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3807 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3809 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3811 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3812 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3814 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3816 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3819 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3821 * doc/extend.texi (Additional Floating Types): __float128 is also
3822 supported on i386 targets.
3824 2009-06-29 Richard Guenther <rguenther@suse.de>
3827 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3829 (pt_solutions_same_restrict_base): Declare.
3830 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3832 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3833 (make_constraint_from, make_copy_constraint): Move earlier.
3834 (make_constraint_from_heapvar): New function.
3835 (make_constraint_from_restrict): Likewise.
3836 (handle_lhs_call): Use it.
3837 (find_func_aliases): Use it to track conversions to restrict
3839 (struct fieldoff): Add only_restrict_pointers flag.
3840 (push_fields_onto_fieldstack): Initialize it.
3841 (create_variable_info_for): Track global restrict qualified pointers.
3842 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3843 Track restrict qualified pointer arguments.
3844 (set_uids_in_ptset): Use varinfo is_global_var flag.
3845 (find_what_var_points_to): Set the vars_contains_restrict flag.
3846 Always create the points-to solution for sets including restrict tags.
3847 (pt_solutions_same_restrict_base): New function.
3848 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3849 qualified pointers use pt_solutions_same_restrict_base as
3850 additional source for disambiguation.
3852 2009-06-29 Richard Guenther <rguenther@suse.de>
3855 * alias.c (find_base_decl): Remove.
3856 (get_deref_alias_set_1): Remove restrict handling.
3857 * c-common.c (c_apply_type_quals_to_decl): Do not set
3858 DECL_POINTER_ALIAS_SET.
3859 * gimplify.c (find_single_pointer_decl_1): Remove.
3860 (find_single_pointer_decl): Likewise.
3861 (internal_get_tmp_var): Remove restrict handling.
3862 (gimple_regimplify_operands): Likewise.
3863 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3864 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3865 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3866 * tree.c (restrict_base_for_decl): Remove.
3867 (init_ttree): Do not allocate it.
3868 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3869 LABEL_DECL_UID for label decls.
3870 (copy_node_stat): Do not copy restrict information.
3871 (decl_restrict_base_lookup): Remove.
3872 (decl_restrict_base_insert): Likewise.
3873 (print_restrict_base_statistics): Likewise.
3874 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3875 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3876 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3877 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3878 (LABEL_DECL_UID): Adjust.
3879 (DECL_BASED_ON_RESTRICT_P): Remove.
3880 (DECL_GET_RESTRICT_BASE): Likewise.
3881 (SET_DECL_RESTRICT_BASE): Likewise.
3882 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3884 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3885 instead of DECL_POINTER_ALIAS_SET.
3886 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3887 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3888 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3890 2009-06-29 Richard Guenther <rguenther@suse.de>
3892 PR tree-optimization/40579
3893 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3894 the IL to simplify has constants that overflowed.
3896 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3898 PR tree-optimization/40550
3899 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3900 vector_compute_type only when the size of vector_compute_type is
3901 less than the size of type.
3903 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3905 * fold-const.c (contains_label_1): Fix comments.
3906 (contains_label_p): Do not walk trees multiple time.
3908 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3910 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3911 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3912 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3913 ix86_fp_comparison_operator.
3914 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3915 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3916 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3917 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3918 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3919 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3920 (related splits): Change predicate to ix86_fp_comparison_operator.
3921 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3922 instead of ix86_fp_comparison_codes.
3923 (ix86_trivial_fp_comparison_operator,
3924 ix86_fp_comparison_operator): New.
3925 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3926 (ix86_expand_compare): Eliminate last two parameters.
3927 (ix86_fp_jump_nontrivial_p): Kill.
3928 * config/i386/i386.c (put_condition_code): Eliminate call to
3929 ix86_fp_comparison_codes and subsequent assertion.
3930 (ix86_fp_comparison_codes): Eliminate.
3931 (ix86_fp_swap_condition): New.
3932 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3933 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3934 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3935 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3936 and ix86_fp_swap_condition.
3937 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3938 Use ix86_fp_comparison_strategy.
3939 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3940 (ix86_fp_jump_nontrivial_p): Eliminate.
3941 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3942 call to ix86_expand_compare.
3943 (ix86_split_fp_branch, ix86_expand_setcc,
3944 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3945 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3947 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3949 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3950 related to jump_clobbers.
3951 * config/arm/arm.md (conds): Remove jump_clob case.
3952 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3953 splits): Change comparison_operator to arm_comparison_operator.
3954 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3957 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3959 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3960 condition for floating point modes.
3961 * expmed.c (emit_store_flag_1): Move here a bigger part
3963 (emit_store_flag): Try swapping the condition for floating point
3965 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3967 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3969 * expr.c (expand_expr_real_1): Just use do_store_flag.
3970 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3971 emit_store_flag_force.
3972 * expmed.c (emit_store_flag_force): Copy here trick
3973 previously in expand_expr_real_1. Try reversing the comparison.
3974 (emit_store_flag_1): Work if target is NULL.
3975 (emit_store_flag): Work if target is NULL, using the result mode
3976 from the comparison. Use split_comparison, restructure final part
3977 to simplify conditionals.
3979 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3981 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3982 * dojump.c (do_jump): Change handling of floating-point
3983 ops to use just do_compare_and_jump.
3984 (split_comparison): New.
3985 (do_compare_rtx_and_jump): Add here logic coming previously
3986 in do_jump, using split_comparison.
3988 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3991 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3993 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3995 * tree-ssa-alias.c: Fix unintentional commit.
3997 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3999 * passes.c (execute_one_pass): Fix unintentional commit.
4001 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4003 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4004 (df_rd_local_compute, df_md_local_compute): Inline them.
4006 (df_md_scratch): New.
4007 (df_md_alloc, df_md_free): Allocate/free it.
4008 (df_md_local_compute): Only include live registers in init.
4009 (df_md_transfer_function): Prune the in-set computed by
4010 the confluence function, and the gen-set too.
4012 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4014 PR rtl-optimization/26854
4015 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4016 * df-problems.c (df_rd_add_problem): Fix comment.
4017 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4018 df_md_simulate_artificial_defs_at_top,
4019 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4020 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4021 df_md_transfer_function, df_md_init, df_md_confluence_0,
4022 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4023 problem_MD, df_md_add_problem): New.
4024 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4025 df_md_get_bb_info): New.
4026 (DF_LAST_PROBLEM_PLUS1): Adjust.
4028 * Makefile.in (fwprop.o): Include domwalk.h.
4029 * fwprop.c: Include domwalk.h.
4030 (reg_defs, reg_defs_stack): New.
4031 (bitmap_only_bit_between): Remove.
4032 (process_defs): New.
4033 (process_uses): Use reg_defs and local_md instead of
4034 bitmap_only_bit_between and local_rd.
4035 (single_def_use_enter_block): New, from build_single_def_use_links.
4036 (single_def_use_leave_block): New.
4037 (build_single_def_use_links): Remove code moved to
4038 single_def_use_enter_block, invoke domwalk.
4039 (use_killed_between): Adjust comment.
4041 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4043 * bitmap.h (bitmap_ior_and_into): New.
4044 * bitmap.c (bitmap_ior_and_into): New.
4046 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4048 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4049 before_dom_children_before_stmts and after_dom_children_after_stmts.
4050 Rename the two remaining callbacks to just before_dom_children and
4051 after_dom_children. Remove other GIMPLE statement walking bits.
4052 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4053 * graphite.c: Do not include domwalk.h.
4054 * tree-into-ssa.c (interesting_blocks): New global.
4055 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4056 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4057 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4058 now that they're not domwalk callbacks.
4059 (rewrite_initialize_block): Rename to...
4060 (rewrite_enter_block): ... this, place after called functions. Test
4061 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4062 (rewrite_finalize_block): Rename to...
4063 (rewrite_leave_block): ... this, place after called functions.
4064 (rewrite_update_init_block): Rename to...
4065 (rewrite_update_enter_block): ... this, place after called functions.
4066 Test interesting_blocks, call rewrite_update_stmt and
4067 rewrite_update_phi_arguments.
4068 (rewrite_update_fini_block): Rename to...
4069 (rewrite_leave_block): ... this, place after called functions.
4070 (rewrite_blocks): Remove last argument, simplify initialization of
4072 (mark_def_sites_initialize_block): Rename to...
4073 (mark_def_sites_block): ... this, call mark_def_sites.
4074 (mark_def_sites_blocks): Remove argument, simplify initialization of
4076 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4077 (update_ssa): Likewise.
4078 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4080 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4081 (dom_opt_initialize_block): Rename to...
4082 (dom_opt_enter_block): ... this, place after called functions. Walk
4083 statements here, inline propagate_to_outgoing_edges.
4084 (dom_opt_finalize_block): Rename to...
4085 (dom_opt_leave_block): ... this, place after called functions.
4086 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4088 (dse_enter_block, dse_record_phi): New.
4089 (dse_record_phis): Delete.
4090 (dse_finalize_block): Rename to...
4091 (dse_leave_block): ... this.
4092 (tree_ssa_dse): Simplify initialization of walk_data.
4093 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4094 Adjust initialization of walk_data.
4095 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4096 * tree-ssa-loop-phiopt.c (get_non_trapping):
4097 Adjust initialization of walk_data.
4098 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4099 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4100 it's not a domwalk callback.
4101 (uncprop_initialize_block): Rename to...
4102 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4103 (dse_finalize_block): Rename to...
4104 (dse_leave_block): ... this.
4105 (tree_ssa_uncprop): Simplify initialization of walk_data.
4106 * Makefile.in: Adjust dependencies.
4108 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4110 * arm.md (casesi): Fix test for Thumb1.
4111 (thumb1_casesi_internal_pic): Likewise.
4112 (thumb1_casesi_dispatch): Likewise.
4114 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4116 * config/arm/arm-cores.def: Added core cortex-m0.
4117 * config/arm/arm-tune.md: Regenerated.
4118 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4120 2009-06-26 DJ Delorie <dj@redhat.com>
4122 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4124 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4125 the scheduler doesn't tag jump insns.
4127 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4129 * c-decl.c (merge_decls): Re-indent.
4131 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4134 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4135 Special-case decimal float constants.
4137 2009-06-26 Richard Henderson <rth@redhat.com>
4139 * function.h (struct function): Add cannot_be_copied_reason,
4140 and cannot_be_copied_set.
4141 * tree-inline.c (has_label_address_in_static_1): Rename from
4142 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4143 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4144 don't set inline_forbidden_reason.
4145 (copy_forbidden): New function, split out of inline_forbidden_p.
4146 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4147 (inline_forbidden_p): Use copy_forbidden.
4148 (tree_versionable_function_p): Likewise.
4149 (inlinable_function_p): Merge into tree_inlinable_function_p.
4150 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4151 * ipa-cp.c (ipcp_versionable_function_p): New function.
4152 (ipcp_cloning_candidate_p): Use it.
4153 (ipcp_node_modifiable_p): Likewise.
4155 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4157 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4158 that is marked not to be inlined. Remove flag_mudflap use.
4159 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4160 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4162 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4165 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4166 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4168 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4170 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4172 (__mingwthr_remove_key_dtor): Likewise.
4174 2009-06-26 Richard Guenther <rguenther@suse.de>
4176 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4178 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4181 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4182 try the non-cond_exec path also.
4184 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4187 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4188 (output_cbranch): Use new functions.
4189 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4192 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4193 Pat Haugen <pthaugen@us.ibm.com>
4194 Revital Eres <ERES@il.ibm.com>
4196 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4197 for %c error. Add %x support to print VSX registers as a unified
4198 register set, instead of separate float and altivec registers.
4199 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4200 %y case, and add support for VSX pre-modify addresses.
4201 (output_toc): Add assert for CONST containing an integer constant
4203 (rs6000_adjust_cost): Add POWER7 support.
4204 (insn_must_be_first_in_group): Ditto.
4205 (insn_must_be_last_in_group): Ditto.
4206 (rs6000_emit_popcount): Ditto.
4207 (rs6000_vector_mode_supported_p): Ditto.
4209 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4210 Change some of the functions called by macros to being called
4211 through a pointer, so debug functions can be inserted if
4212 -mdebug=addr or -mdebug=cost.
4213 (rs6000_preferred_reload_class_ptr): Ditto.
4214 (rs6000_secondary_reload_class_ptr): Ditto.
4215 (rs6000_secondary_memory_needed_ptr): Ditto.
4216 (rs6000_cannot_change_mode_class_ptr): Ditto.
4217 (rs6000_secondary_reload_inner): Ditto.
4218 (rs6000_legitimize_reload_address): Ditto.
4219 (rs6000_legitimize_reload_address_ptr): Ditto.
4220 (rs6000_mode_dependent_address): Ditto.
4221 (rs6000_mode_dependent_address_ptr): Ditto.
4223 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4224 function to return true if the mode allows reg + integer
4226 (virtual_stack_registers_memory_p): New function to return true if
4227 the address refers to a virtual stack register.
4228 (rs6000_legitimate_offset_address_p): Move code to say whether a
4229 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4231 (rs6000_legitimate_address_p): Add checks for modes that only can
4232 do reg+reg addressing. Start adding VSX support.
4233 (rs6000_legitimize_reload_address): Ditto.
4234 (rs6000_legitimize_address): Ditto.
4235 (rs6000_debug_legitimate_address_p): New debug functions for
4236 -mdebug=addr and -mdebug=cost.
4237 (rs6000_debug_rtx_costs): Ditto.
4238 (rs6000_debug_address_costs): Ditto.
4239 (rs6000_debug_adjust_cost): Ditto.
4240 (rs6000_debug_legitimize_address): Ditto.
4241 (rs6000_legitimize_reload_address_ptr): Point to call normal
4242 function or debug function. Make functions called via pointer
4244 (rs6000_mode_dependent_address_ptr): Ditto.
4245 (rs6000_secondary_reload_class_ptr): Ditto.
4246 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4247 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4248 into a friendlier error.
4249 (rs6000_init_builtins): Add initial VSX support.
4250 (rs6000_adjust_cost): Fix some spacing issues.
4252 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4253 (REG_CLASS_NAMES): Ditto.
4254 (REG_CLASS_CONTENTS): Ditto.
4255 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4256 pointer, to add -mdebug=addr support.
4257 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4258 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4259 -mdebug=addr support.
4260 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4261 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4262 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4264 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4266 (bswapsi*): Set attribute types for load/store. Add combiner
4267 patterns to eliminate zero extend on 64-bit.
4268 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4269 stdbrx if the hardware supports those instructions.
4271 2009-06-25 Ian Lance Taylor <iant@google.com>
4273 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4274 (Link Options): Document -static-libstdc++.
4276 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4279 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4280 DATA_ALIGNMENT instead.
4282 2009-06-25 Richard Guenther <rguenther@suse.de>
4284 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4285 indirect references against the callused/escaped solutions.
4286 (call_may_clobber_ref_p_1): Likewise.
4288 2009-06-25 Martin Jambor <mjambor@suse.cz>
4290 PR tree-optimization/40493
4291 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4292 (enum unscalarized_data_handling): New type.
4293 (handle_unscalarized_data_in_subtree): Return what has been done.
4294 (load_assign_lhs_subreplacements): Handle left flushes differently.
4295 (sra_modify_assign): Use unscalarized_data_handling, simplified
4296 condition determining whether to remove the statement.
4298 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4300 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4301 excerpt - @ should be doubled for texinfo.
4303 2009-06-24 Ian Lance Taylor <iant@google.com>
4305 * config/arc/arc.c: Include "df.h".
4306 (arc_attribute_table): Make static. Move higher in file.
4307 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4308 (output_shift): Initialize n later to avoid warning.
4309 * config/arm/arm.c (arm_attribute_table): Make static. Move
4311 * config/avr/avr.c (avr_attribute_table): Make static. Move
4313 (reg_class_tab): Change array type from int to enum reg_class.
4314 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4316 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4317 (lshrhi3_out): Likewise.
4318 (class_likely_spilled_p): Change return type to bool.
4319 (avr_rtx_costs): Use local code variable with enum type.
4320 * config/avr/avr.md (movmemhi): Use add_reg_note.
4321 (andhi3, andsi3): Don't use AS2 with "and".
4322 (iorhi3, iorsi3): Don't use AS2 with "or".
4323 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4324 * config/crx/crx.c: Include "df.h".
4325 (crx_attribute_table): Make static.
4326 * config/m32r/m32r.c: Include "df.h".
4327 (m32r_attribute_table): Make static. Move higher in file.
4328 (pop): Use add_reg_note.
4329 (block_move_call): Change 0 to LCT_NORMAL in function call.
4330 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4331 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4332 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4333 declare, not just when TREE_CODE is defined.
4334 * config/m68hc11/m68hc11.c: Include "expr.h".
4335 (m68hc11_attribute_table): Make static. Move higher in file.
4336 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4338 (m68hc11_register_indirect_p): Likewise.
4339 (m68hc11_function_arg_padding): Change return type to enum
4341 (emit_move_after_reload): Use add_reg_note.
4342 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4343 (m68hc11_split_logical): Likewise.
4344 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4346 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4347 to VOIDmode in function call.
4348 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4350 (m68hc11_split_logical): Update declaration.
4351 (m68hc11_function_arg_padding): Update declaration.
4352 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4353 to array of enum reg_class.
4354 (mcore_attribute_table): Make static. Move higher in file.
4355 (mcore_rtx_costs): Add cast to enum type.
4356 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4357 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4358 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4360 * config/sh/predicates.md (trapping_target_operand): Rename and to
4362 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4364 * config/spu/spu.c (spu_attribute_table): Make static. Move
4366 * config/v850/v850.c (v850_attribute_table): Make static. Move
4368 (v850_rtx_costs): Use local code with enum type.
4369 (expand_epilogue): Add cast.
4370 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4372 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4375 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4376 -m2a-single-only and -m2a-nofpu.
4377 * config/sh/sh.opt: Document m2a generates FPU code.
4379 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4381 * defaults.h (CAN_ELIMINATE): Provide default.
4382 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4383 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4384 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4385 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4386 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4387 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4388 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4389 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4390 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4391 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4393 2009-06-24 DJ Delorie <dj@redhat.com>
4395 * mep-ext-cop.cpu: Fix copyright notice.
4396 * mep-default: Fix copyright notice.
4397 * mep-core: Fix copyright notice.
4398 * mep: Fix copyright notice.
4399 * mep-ivc2: Fix copyright notice.
4400 * mep-c5: Fix copyright notice.
4402 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4404 * doc/contrib.texi (Contributors):
4406 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4409 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4410 src and dst operands if necessary.
4412 2009-06-23 DJ Delorie <dj@redhat.com>
4415 * config.gcc: Add mep support.
4416 * recog.c: Resurrect validate_replace_rtx_subexp().
4417 * recog.h: Likewise.
4418 * config/mep/: Add new port:
4419 * config/mep/constraints.md: New file.
4420 * config/mep/default.h: New file.
4421 * config/mep/intrinsics.h: New file.
4422 * config/mep/intrinsics.md: New file.
4423 * config/mep/ivc2-template.h: New file.
4424 * config/mep/mep-c5.cpu: New file.
4425 * config/mep/mep-core.cpu: New file.
4426 * config/mep/mep-default.cpu: New file.
4427 * config/mep/mep-ext-cop.cpu: New file.
4428 * config/mep/mep-intrin.h: New file.
4429 * config/mep/mep-ivc2.cpu: New file.
4430 * config/mep/mep-lib1.asm: New file.
4431 * config/mep/mep-lib2.c: New file.
4432 * config/mep/mep-pragma.c: New file.
4433 * config/mep/mep-protos.h: New file.
4434 * config/mep/mep-tramp.c: New file.
4435 * config/mep/mep.c: New file.
4436 * config/mep/mep.cpu: New file.
4437 * config/mep/mep.h: New file.
4438 * config/mep/mep.md: New file.
4439 * config/mep/mep.opt: New file.
4440 * config/mep/predicates.md: New file.
4441 * config/mep/t-mep: New file.
4443 2009-06-23 Ian Lance Taylor <iant@google.com>
4445 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4446 from loose_warn into c_loose_warn and from strict_warn into
4447 c_strict_warn. Set and substitute warn_cxxflags. Check for
4448 --enable-build-with-cxx. Set and substitute
4449 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4450 * Makefile.in (CXXFLAGS): New variable.
4451 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4452 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4453 the default is the same as $(STRICT_WARN).
4454 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4455 (CXX): New variable.
4456 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4457 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4458 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4459 (HOST_LIBS): New variable.
4460 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4461 (ALL_CXXFLAGS): New variable.
4462 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4463 * doc/install.texi (Configuration): Document
4464 --enable-build-with-cxx, --with-stage1-ldflags,
4465 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4466 * configure: Rebuild.
4468 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4470 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4471 from previous commit.
4473 2009-06-23 Ian Lance Taylor <iant@google.com>
4475 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4477 2009-06-23 Ian Lance Taylor <iant@google.com>
4479 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4480 with ATTRIBUTE_UNUSED.
4482 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4483 Pat Haugen <pthaugen@us.ibm.com>
4484 Revital Eres <eres@il.ibm.com>
4486 * config.in (HAVE_AS_POPCNTD): Add default definition.
4487 (HAVE_AS_LWSYNC): Ditto.
4489 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4491 (gcc_cv_as_powerpc_cmpb): Ditto.
4492 (gcc_cv_as_powerpc_dfp): Ditto.
4493 (gcc_cv_as_powerpc_vsx): Ditto.
4494 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4495 supporting the popcntd/lwsync instructions.
4496 (gcc_cv_as_powerpc_lwsync): Ditto.
4497 * configure: Regenerate.
4499 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4500 -mcpu=native and -mcpu=power7.
4501 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4503 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4504 a variable instead of a mask to reduce the number of mask bits.
4505 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4506 (-mbit-word): Ditto.
4507 (-mregnames): Ditto.
4508 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4509 (-mfused-madd): Ditto.
4511 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4513 (-mvsx): New switch for VSX instructions.
4514 (-misel): Move from a variable to a mask to allow it to be set by
4517 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4518 function declaration to an array declaration.
4519 (rs6000_hard_regno_nregs): New external array declaration.
4521 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4522 files included by rs6000.md.
4524 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4525 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4527 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4529 (rs6000_debug_reg): New -mdebug= variables.
4530 (rs6000_debug_addr): Ditto.
4531 (rs6000_debug_cost): Ditto.
4532 (rs6000_pmode): New variable to hold Pmode.
4533 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4534 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4535 calculated at compiler start.
4536 (rs6000_hard_regno_nregs): Change function to an array which holds
4537 HARD_REGNO_NREGS calculated at compiler start.
4538 (rs6000_explicit_options): Delete isel field.
4539 (rs6000_vector_unit): New array to hold which vector unit
4540 supports arithmetic options for a given type.
4541 (rs6000_vector_mem): New array to hold which vector unit supports
4542 memory reference operations for a given type.
4543 (rs6000_vector_align): New array to given the alignment of each
4545 (power7_cost): New basic costs for power7.
4546 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4547 (rs6000_hard_regno_nregs_internal): New function, moved from
4548 HARD_REGNO_NREGS, to calculate the number of registers each hard
4549 register takes for each type.
4550 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4551 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4552 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4553 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4554 unit information here so it is calculated once at compiler startup
4556 (rs6000_override_options): Make -misel a target mask. Add more
4557 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4558 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4560 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4561 (rs6000_handle_option): Move -misel from variable to target mask.
4562 (rs6000_builtin_mask_for_load): Add VSX support.
4563 (rs6000_conditional_register_usage): Ditto.
4564 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4565 (function_arg_boundary): Ditto.
4566 (rs6000_expand_builtin): Ditto.
4567 (def_builtin): Make abort message a little friendlier.
4568 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4570 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4571 assembler support the popcntd instruction instead of a vsx
4572 instruction to enable power7 support.
4573 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4574 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4575 option to the assembler if -mcpu=native.
4576 (ASM_CPU_NATIVE_SPEC): Ditto.
4577 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4579 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4580 the lwsync instruction.
4581 (enum processor_type): Add PROCESSOR_POWER7.
4582 (rs6000_debug_reg): New -mdebug= options.
4583 (rs6000_debug_addr): Ditto.
4584 (rs6000_debug_cost): Ditto.
4585 (rs6000_isel): Delete.
4586 (enum rs6000_vector): New enum to say what vector unit we have.
4587 (VECTOR_UNIT_*): New macros to say which vector unit has
4588 arithmetic operations for a given type.
4589 (VECTOR_MEM_*): New macros to say which vector unit has memory
4590 operations for a given type.
4591 (TARGET_LDBRX): Whether the machine supports the ldbrx
4593 (TARGET_ISEL): Delete, -misel moved to be a mask.
4594 (TARGET_ISEL64): New macro for 64-bit isel support.
4595 (UNITS_PER_VSX_WORD): New macro.
4596 (POINTER_SIZE): Move to be an external variable, rather than
4597 calculating whether we are generating 32 ot 64-bit code.
4599 (STACK_BOUNDARY): Add VSX support.
4600 (LOCAL_ALIGNMENT): Ditto.
4601 (SLOW_UNALIGNED_ACCESS): Ditto.
4602 (VSX_REGNO_P): New macro for VSX support.
4603 (VFLOAT_REGNO_P): Ditto.
4604 (VINT_REGNO_P): Ditto.
4605 (VLOGICAL_REGNO_P): Ditto.
4606 (VSX_VECTOR_MODE): Ditto.
4607 (VSX_SCALAR_MODE): Ditto.
4609 (VSX_MOVE_MODE): Ditto.
4610 (VSX_REG_CLASS_P): Ditto.
4611 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4613 (UNITS_PER_SIMD_WORD): Add VSX support.
4614 (MODES_TIEABLE_P): Ditto.
4615 (STARTING_FRAME_OFFSET): Ditto.
4616 (STACK_DYNAMIC_OFFSET): Ditto.
4617 (EPILOGUE_USES): Ditto.
4618 (REGNO_REG_CLASS): Move to array lookup.
4619 (CLASS_MAX_NREGS): Ditto.
4620 (rs6000_vector_reg_class): Add declaration.
4621 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4622 overlap with the floating point and Altivec registers.
4624 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4626 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4627 give the appropriate asm switches if -mcpu=native.
4628 (host_detect_local_cpu): Add support for "asm".
4629 (host_detect_local_cpu): Follow GNU code guidelines for name.
4631 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4632 -mbit-word to a variable instead of being a target mask.
4634 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4635 emit the lwsync instruction instead of emitting the instruction as
4636 an integer constant.
4638 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4639 fixuns_trundfsi2, move expander into rs6000.md.
4641 * config/rs6000/rs6000.md (cpu): Add power7.
4642 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4643 (logical predicate patterns): Change the single instruction
4644 primitives that set CR0 to be fast_compare instead of compare.
4646 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4647 (popcntddi2): Ditto.
4648 (popcount<mode>): Ditto.
4649 (floating multiply/add insns): Name the floating point
4651 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4652 (isel_unsigned_<mode>): Ditto.
4653 (fixuns_trundfsi2): Move expander here from spe.md.
4654 (smindi3): Define if we have -misel on 64-bit systems.
4659 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4661 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4663 * config/avr/avr.c (avr_current_device): New variable.
4664 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4665 (avr_arch, mcu_type_s): Move to avr.h.
4666 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4667 default_data_section_start fields.
4668 (avr_arch): Moved from avr.c.
4669 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4670 library_name fields.
4671 (avr_current_device, avr_mcu_types, avr_arch_types,
4672 avr_device_to_arch, avr_device_to_data_start,
4673 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4674 (EXTRA_SPEC_FUNCTIONS): Define.
4675 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4676 options mapping. Use device_to_arch and device_to_data_start insted.
4677 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4678 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4679 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4680 * config/avr/driver-avr.c: New file.
4681 * config/avr/avr-devices.c: New file.
4683 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4685 * var-tracking.c (unshare_variable): Force initialized to
4686 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4687 (set_variable_part): Likewise.
4688 (struct variable_union_info): Remove pos_src field.
4689 (vui_vec, vui_allocated): New variables.
4690 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4691 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4692 == 1 use a simpler sorting algorithm. Compute pos field right
4693 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4694 Avoid quadratic comparison if !flag_var_tracking_uninit.
4695 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4696 unshare_variable unconditionally.
4697 (dataflow_set_different_2): Removed.
4698 (dataflow_set_different): Don't traverse second hash table.
4699 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4700 unconditionally to var_reg_set or var_mem_set.
4701 (emit_notes_in_bb): Likewise.
4702 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4704 (emit_note_insn_var_location): Don't set initialized to
4705 VAR_INIT_STATUS_INITIALIZED early.
4706 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4708 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4710 * tree-object-size.c (addr_object_size): Instead of checking
4711 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4712 are no FIELD_DECLs following it.
4714 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4716 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4717 order to match bswaps with signed source operands.
4719 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4721 * sdbout.c (sdbout_one_type): Fix braces in switch.
4723 2009-06-23 Richard Guenther <rguenther@suse.de>
4725 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4727 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4728 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4729 var_callused, callused_tree, var_storedanything, storedanything_tree,
4730 var_integer, integer_tree): Remove global variables.
4731 (new_var_info): Do not pass new id, append the new var to the
4732 global variable vector.
4733 (do_ds_constraint): Use is_global_var member of the variable-info.
4734 (new_scalar_tmp_constraint_exp): Adjust.
4735 (create_function_info_for): Likewise.
4736 (create_variable_info_for): Likewise.
4737 (find_what_var_points_to): Remove dead code.
4738 (init_base_vars): Simplify.
4739 (compute_points_to_sets): Adjust.
4741 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4743 * combine.c (try_combine): Dump information about the insns we're
4746 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4748 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4749 check when calling force_to_mode on TRUNCATE's operand.
4751 2009-06-22 Ian Lance Taylor <iant@google.com>
4753 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4755 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4757 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4759 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4761 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4762 override library linkage flags such as -static-libgcc or
4765 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4767 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4769 2009-06-22 Ian Lance Taylor <iant@google.com>
4771 * config/linux.opt: Put mglibc ahead of muclibc.
4773 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4774 for duplicate decls.
4776 2009-06-22 Matthias Klose <doko@ubuntu.com>
4778 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4780 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4783 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4784 instead of NULL if a parser error occurs.
4786 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4788 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4789 non-DWARF2_DEBUGGING_INFO version.
4791 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4793 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4794 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4796 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4797 (LIBGCC2_TF_CEXT): Define.
4800 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4803 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4805 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4807 * config/arm/arm.c (arm_override_options): Disable
4808 -mcaller-super-interworking and -mcallee-super-interworking.
4809 * doc/invoke.texi (ARM Options): Document this.
4811 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4813 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4814 * config/arm/constraints.md (j): New constraint for movw operands.
4815 (N): Remove thumb2 meaning.
4816 * config/arm/arm.md (*arm_movw): Delete.
4817 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4818 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4819 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4821 2009-06-22 Martin Jambor <mjambor@suse.cz>
4823 PR tree-optimization/40492
4824 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4825 build_ref_for_offset.
4827 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4829 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4830 JUMP_TABLE_DATA_P predicates where applicable.
4831 * auto-inc-dec.c: Ditto.
4832 * builtins.c: Ditto.
4833 * caller-save.c: Ditto.
4835 * cfgcleanup.c: Ditto.
4836 * cfglayout.c: Ditto.
4839 * combine-stack-adj.c: Ditto.
4845 * dwarf2asm.c: Ditto.
4846 * dwarf2out.c: Ditto.
4847 * emit-rtl.c: Ditto.
4853 * function.c: Ditto.
4856 * genpreds.c: Ditto.
4857 * genrecog.c: Ditto.
4859 * ira-costs.c: Ditto.
4860 * ira-lives.c: Ditto.
4863 * lower-subreg.c: Ditto.
4864 * modulo-sched.c: Ditto.
4866 * postreload.c: Ditto.
4867 * print-rtl.c: Ditto.
4876 * sched-vis.c: Ditto.
4878 * sel-sched-ir.c: Ditto.
4879 * simplify-rtx.c: Ditto.
4880 * targhooks.c: Ditto.
4881 * var-tracking.c: Ditto.
4882 * vmsdbgout.c: Ditto.
4884 2009-06-22 Matthias Klose <doko@ubuntu.com>
4886 * Makefile.in (install-plugin): Always use DESTDIR.
4888 2009-06-22 Olivier Hainque <hainque@adacore.com>
4890 * config/pa/pa.c (output_call): Don't optimize post call jumps
4891 into return address adjustments if the call may throw.
4893 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4895 * arm.c (thumb1_output_casesi): New function.
4896 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4897 optimizing for size or PIC.
4898 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4899 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4900 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4901 (thumb1_casesi_internal_pic): New expand rule.
4902 (thumb1_casesi_dispatch): New pattern.
4903 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4905 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4906 in the text seciton when PIC or optimizing for size.
4907 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4908 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4909 preservation properties of code.
4910 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4911 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4912 (__gnu_thumb1_case_si): New function.
4913 * t-arm (LIB1ASMSRC): Define here.
4914 (LIB1ASMFUNCS): Add some common functions.
4915 * t-arm-elf (LIB1ASMSRC): Delete.
4916 (LIB1ASMFUNCS): Append to existing set.
4917 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4918 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4919 * t-symbian (LIB1ASMFUNCS): Likewise.
4920 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4921 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4923 2009-06-21 Richard Guenther <rguenther@suse.de>
4925 PR tree-optimization/38729
4926 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4927 to loops with a single exit if -fno-expensive-optimizations.
4929 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4931 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4932 (dataflow_set): Change vars type from htab_t to shared_hash.
4933 (shared_hash_pool, empty_shared_hash): New variables.
4934 (vars_clear): Removed.
4935 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4936 shared_hash_find_slot_unshare, shared_hash_find_slot,
4937 shared_hash_find_slot_noinsert, shared_hash_find): New
4939 (shared_hash_unshare, shared_hash_destroy): New functions.
4940 (unshare_variable): Unshare set->vars if shared, use
4942 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4943 (get_init_value, find_src_set_src, dump_dataflow_set,
4944 clobber_variable_part, emit_notes_for_differences): Use
4946 (dataflow_set_init): Remove second argument, set vars to
4947 empty_shared_hash instead of creating a new htab.
4948 (dataflow_set_clear): Call shared_hash_destroy and set vars
4949 to empty_shared_hash instead of calling vars_clear.
4950 (dataflow_set_copy): Don't call vars_copy, instead just share
4951 the src htab with dst.
4952 (variable_union): Use shared_hash_*, use initially NO_INSERT
4953 lookup if set->vars is shared. Don't keep slot cleared before
4954 calling unshare_variable. Unshare set->vars if needed.
4955 Even ->refcount == 1 vars must be unshared if set->vars is shared
4956 and var needs to be modified.
4957 (variable_canonicalize): New function.
4958 (dataflow_set_union): If dst->vars is empty, just share src->vars
4959 with dst->vars and traverse with variable_canonicalize to canonicalize
4960 and unshare what is needed.
4961 (dataflow_set_different): If old_set and new_set use the same shared
4962 htab, they aren't different. If number of htab elements is different,
4963 htabs are different. Use shared_hash_*.
4964 (dataflow_set_destroy): Call shared_hash_destroy instead of
4966 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4967 second argument to dataflow_set_init.
4968 (vt_initialize): Likewise. Initialize shared_hash_pool and
4969 empty_shared_hash, move bb in/out initialization afterwards.
4970 Use variable_htab_free instead of NULL as changed_variables del hook.
4971 (variable_was_changed): Change type of second argument to pointer to
4972 dataflow_set. When inserting var into changed_variables, bump
4973 refcount. Unshare set->vars if set is shared htab and slot needs to
4975 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4976 lookup if set->vars is shared. Unshare set->vars if needed.
4977 Even ->refcount == 1 vars must be unshared if set->vars is shared
4978 and var needs to be modified. Adjust variable_was_changed caller.
4979 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4980 vars must be unshared if set->vars is shared and var needs to be
4981 modified. Adjust variable_was_changed caller.
4982 (emit_note_insn_var_location): Don't pool_free var.
4983 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4985 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4986 free_alloc_pool on shared_hash_pool.
4988 2009-06-20 Anthony Green <green@moxielogic.com>
4990 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4991 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4993 2009-06-20 Richard Guenther <rguenther@suse.de>
4995 * tree-ssa-structalias.c (find_func_aliases): For memset use
4996 a constraint from NULL if we memset to zero.
4997 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4998 we explicitly handle that do not read from memory.
4999 (call_may_clobber_ref_p_1): Properly handle builtins that may
5002 2009-06-20 Richard Guenther <rguenther@suse.de>
5004 PR tree-optimization/40495
5005 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5006 (new_scalar_tmp_constraint_exp): New function.
5007 (process_constraint): Do not create temporary decls.
5008 (process_all_all_constraints): Likewise.
5009 (handle_const_call): Likewise.
5010 (create_function_info_for): Do not set decl.
5012 2009-06-19 Ian Lance Taylor <iant@google.com>
5014 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5015 (rs6000_attribute_table): Make static; move before use.
5017 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5019 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5020 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5021 Propagate the TREE_READONLY flag without overwriting it.
5022 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5023 Propagate the TREE_READONLY flag onto the result.
5024 (process_call_operands): Move around. Use correct constant value.
5026 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5029 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5030 * config/arm/arm.md: Likewise.
5032 2009-06-19 Ian Lance Taylor <iant@google.com>
5034 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5035 to GIMPLE_ERROR_MARK.
5037 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5038 op2_original_type parameters. Warn about using different enum types.
5039 * c-parser.c (c_parser_conditional_expression): Pass original
5040 types to build_conditional_expr.
5041 * c-tree.h (build_conditional_expr): Update declaration.
5043 2009-06-19 Ian Lance Taylor <iant@google.com>
5045 * config/i386/i386.c (ix86_function_specific_save): Test that
5046 fields match values, rather than testing the values are in a
5049 2009-06-19 Richard Guenther <rguenther@suse.de>
5051 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5053 (ptr_derefs_may_alias_p): Likewise.
5054 (ptr_deref_may_alias_ref_p_1): New function.
5055 (ptr_deref_may_alias_ref_p): Likewise.
5056 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5057 covered by looking at the ESCAPED solution.
5058 (call_may_clobber_ref_p_1): Likewise.
5059 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5060 Handle NULL_TREE offset. Do not produce redundant constraints.
5061 (process_all_all_constraints): New helper function.
5062 (do_structure_copy): Use it.
5063 (handle_lhs_call): Likewise.
5064 (find_func_aliases): Handle some builtins with pointer arguments
5065 and/or return values explicitly.
5067 2009-06-19 Ian Lance Taylor <iant@google.com>
5069 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5071 2009-06-19 Ian Lance Taylor <iant@google.com>
5073 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5075 2009-06-19 Ian Lance Taylor <iant@google.com>
5077 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5078 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5081 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5082 uninitialized const.
5084 2009-06-19 Ian Lance Taylor <iant@google.com>
5086 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5089 * c-decl.c (in_struct, struct_types): Remove.
5090 (struct c_binding): Add in_struct field.
5091 (c_binding_ptr): Define type, along with VEC.
5092 (struct c_struct_parse_info): Define.
5093 (struct_parse_info): New static variable.
5094 (bind): Initialize in_struct field.
5095 (start_struct): Remove enclosing_in_struct and
5096 enclosing_struct_types parameters. Add
5097 enclosing_struct_parse_info parameter. Change all callers. Set
5098 struct_parse_info rather than in_struct and struct_types.
5099 (grokfield): If -Wc++-compat and there is a symbol binding for the
5100 field name, set the in_struct flag and push it on the
5101 struct_parse_info->fields vector.
5102 (warn_cxx_compat_finish_struct): New static function.
5103 (finish_struct): Remove enclosing_in_struct and
5104 enclosing_struct_types parameters. Add
5105 enclosing_struct_parse_info parameter. Change all callers. Don't
5106 set C_TYPE_DEFINED_IN_STRUCT here. Call
5107 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5108 parameter. Only push on struct_types if warn_cxx_compat.
5109 (finish_enum): Only push on struct_types if warn_cxx_compat.
5110 (declspecs_add_type): Add loc parameter. Change all callers.
5111 Change all error calls to error_at. Pass loc, not input_location,
5112 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5113 defined in a struct. If -Wc++-compat and parsing a struct, record
5114 that a typedef name was used.
5115 * c-parser.c (c_parser_declspecs): Get location to pass to
5117 (c_parser_struct_or_union_specifier): Update calls to start_struct
5119 * c-tree.h (struct c_struct_parse_info): Declare.
5120 (finish_struct, start_struct): Update declarations.
5121 (declspecs_add_type): Update declaration.
5123 2009-06-19 Ian Lance Taylor <iant@google.com>
5125 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5126 variable with an anonymous type.
5128 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5130 * see.c: Remove for real.
5132 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5134 * optabs.h (enum optab_index): Add new OTI_significand.
5135 (significand_optab): Define corresponding macro.
5136 * optabs.c (init_optabs): Initialize significand_optab.
5137 * genopinit.c (optabs): Implement significand_optab using
5138 significand?f2 patterns.
5139 * builtins.c (expand_builtin_mathfn): Handle
5140 BUILT_IN_SIGNIFICAND{,F,L}.
5141 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5142 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5144 * config/i386/i386.md (significandxf2, significand<mode>2): New
5145 expanders to implement significandf, significand and significandl
5146 built-ins as inline x87 intrinsics.
5148 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5150 * config/avr/avr.c (avr_override_options): Remove setting value of
5151 PARAM_INLINE_CALL_COST.
5153 2009-06-18 Richard Henderson <rth@redhat.com>
5156 * tree-pass.h (TDF_ASMNAME): New.
5157 * tree-dump.c (dump_options): Add asmname.
5158 * doc/invoke.texi: Document it.
5160 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5161 (dump_decl_name): ...here.
5162 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5163 (dump_generic_node): Update dump_function_name calls.
5164 (print_call_name): New flags arg; update all dump calls.
5165 * diagnostic.h (print_call_name): Update.
5166 * gimple-pretty-print.c (dump_gimple_call): Update.
5168 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5171 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5173 2009-06-18 Diego Novillo <dnovillo@google.com>
5175 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5176 * plugin.c (str_license): Declare.
5177 (try_init_one_plugin): Assert that the symbol
5178 'plugin_is_GPL_compatible' exists.
5180 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5183 * Makefile.in (OBJS-common): Remove see.o.
5185 * common.opt (fsee): Mark as preserved for backward compatibility.
5186 * opts.c (common_handle_option): Add OPT_fsee to the backward
5187 compatibility section.
5188 * passes.c (init_optimization_passes, pass_see): Remove pass.
5189 * timevar.def (TV_SEE): Remove.
5190 * tree-pass.h (pass_see): Remove declaration.
5191 * doc/invoke.texi (-fsee): Remove documentation.
5193 2009-06-18 Martin Jambor <mjambor@suse.cz>
5195 * tree-sra.c: Include statistics.h
5196 (sra_stats): New variable.
5197 (sra_initialize): Clear sra_stats.
5198 (create_access_replacement): Increment sra_stats.replacements.
5199 (get_access_replacement): Do not return twice.
5200 (analyze_all_variable_accesses): Increment statistics counter by the
5201 number of scalarized aggregates.
5202 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5203 (sra_modify_expr): Increment sra_stats.exprs.
5204 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5205 (sra_modify_assign): Increment sra_stats.exprs,
5206 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5207 (perform_intra_sra): Update statistics counters.
5208 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5210 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5212 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5213 (arm_scalar_mode_supported_p): New function.
5215 2009-06-18 Paul Brook <paul@codesourcery.com>
5216 Sandra Loosemore <sandra@codesourcery.com>
5218 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5219 (__extendhfsf2, __truncsfhf2): Define.
5220 * config/arm/fp16.c: New file.
5221 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5222 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5224 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5226 * doc/extend.texi (Half-Precision): New section.
5227 * doc/invoke.texi (Option Summary): List -mfp16-format.
5228 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5229 * config/arm/arm.opt (mfp16-format=): New.
5230 * config/arm/arm.c: Include intl.h.
5231 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5232 (TARGET_INVALID_RETURN_TYPE): Redefine.
5233 (TARGET_PROMOTED_TYPE): Redefine.
5234 (TARGET_CONVERT_TO_TYPE): Redefine.
5235 (arm_fp16_format): Define.
5236 (all_fpus): Add entry for neon-fp16.
5237 (fp_model_for_fpu): Likewise.
5238 (struct fp16_format): Declare.
5239 (all_fp16_formats): Define.
5240 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5242 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5244 (arm_legitimate_index_p): Treat HFmode like HImode.
5245 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5246 (coproc_secondary_reload_class): Special-case HFmode.
5247 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5248 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5249 (arm_init_fp16_builtins): New.
5250 (arm_init_builtins): Call it.
5251 (arm_invalid_parameter_type): New.
5252 (arm_invalid_return_type): New.
5253 (arm_promoted_type): New.
5254 (arm_convert_to_type).
5255 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5257 (arm_emit_fp16_const): New function.
5258 (arm_mangle_type): Mangle __fp16 as "Dh".
5259 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5261 (TARGET_NEON_FP16): New.
5262 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5263 (enum fputype): Add FPUTYPE_NEON_FP16.
5264 (enum arm_fp16_format_type): Declare.
5265 (arm_fp16_format): Declare.
5266 (LARGEST_EXPONENT_IS_NORMAL): Define.
5267 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5268 * config/arm/arm-modes.def (HFmode): Define.
5269 * config/arm/vfp.md: (*movhf_vfp): New.
5272 * config/arm/arm.md: (fpu): Add neon_fp16.
5273 (floatsihf2, floatdihf2): New.
5274 (fix_trunchfsi2, fix_trunchfdi2): New.
5278 (*arm32_movhf): New.
5279 (*thumb1_movhf): New.
5280 (consttable_2): Add check for HFmode constants.
5281 (consttable_4): Handle HFmode constants.
5283 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5285 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5287 2009-06-17 Olivier Hainque <hainque@adacore.com>
5289 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5290 const char ** conversion in AIX specific section.
5292 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5294 * config/i386/i386.c (ix86_special_builtin_type): Remove
5295 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5296 (bdesc_special_args): Updated.
5297 (ix86_init_mmx_sse_builtins): Likewise.
5298 (ix86_expand_special_args_builtin): Likewise.
5300 2009-06-17 Richard Henderson <rth@redhat.com>
5302 * tree-pretty-print.c (maybe_dump_asm_name): New.
5303 (dump_decl_name): Use it.
5304 (PRINT_FUNCTION_NAME): Merge into...
5305 (dump_function_name): ... here. Use maybe_dump_asm_name.
5307 2009-06-17 Cary Coutant <ccoutant@google.com>
5309 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5311 * debug.c (struct gcc_debug_hooks): Change placeholder for
5313 (debug_nothing_int_charstar_int): Replaced by...
5314 (debug_nothing_int_charstar_int_bool): ...this.
5315 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5316 source_line prototype.
5317 (debug_nothing_int_charstar_int): Replaced by...
5318 (debug_nothing_int_charstar_int_bool): ...this.
5319 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5320 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5321 Output is_stmt operand when necessary.
5322 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5323 (notice_source_line): Add is_stmt parameter.
5324 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5325 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5327 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5328 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5330 2009-06-17 Ian Lance Taylor <iant@google.com>
5332 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5334 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5337 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5339 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5340 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5341 tree_strip_sign_nop_conversions and
5342 tree_ssa_strip_useless_type_conversions rather than stripping
5343 the operations here.
5344 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5346 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5347 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5348 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5349 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5352 2009-06-17 Michael Eager <eager@eagercon.com>
5354 * config/rs6000/constraints.md (register_constraint "d"): New.
5355 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5356 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5357 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5358 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5359 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5360 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5361 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5362 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5363 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5364 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5366 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5367 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5368 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5369 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5370 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5371 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5372 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5373 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5374 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5375 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5376 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5377 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5378 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5379 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5381 2009-06-16 Ian Lance Taylor <iant@google.com>
5383 * profile.c (total_num_never_executed): Don't define.
5384 (compute_branch_probabilities): Don't count or print
5386 (init_branch_prob): Don't set total_num_never_executed.
5387 (end_branch_prob): Don't print total_num_never_executed.
5389 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5391 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5393 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5395 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5396 (nabstd2_fpr): Same.
5398 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5400 * expr.c (expand_assignment): Change complex type check.
5402 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5404 * doc/plugins.texi (Building GCC plugins): Added new section.
5406 2009-06-17 Ian Lance Taylor <iant@google.com>
5408 * c-pch.c (get_ident): Don't set size of templ array.
5409 (pch_init): Don't set size of partial_pch array.
5411 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5412 string constant to intialize an array whose size is the length of
5415 2009-06-17 Richard Guenther <rguenther@suse.de>
5417 PR tree-optimization/40389
5418 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5419 to addressable types.
5420 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5422 2009-06-17 Richard Guenther <rguenther@suse.de>
5425 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5426 if there is no evolution of left in the loop bail out.
5427 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5428 chrec_fold_multiply.
5430 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5431 Janis Johnson <janis187@us.ibm.com>
5434 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5435 for the symbol ref of a constant that is the source of a move
5436 - nor for any other not-obvious-label-ref constants.
5438 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5440 * plugin.c (position_pass): Skip newly inserted pass during list
5441 traversal to avoid repeated insertion.
5443 2009-06-16 Ian Lance Taylor <iant@google.com>
5445 * vec.h (VEC_stack_alloc): Define different version if
5446 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5447 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5448 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5449 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5451 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5453 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5455 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5456 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5457 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5458 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5459 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5460 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5461 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5462 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5463 __builtin_ia32_rdtscp.
5464 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5465 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5466 and __builtin_ia32_rorhi.
5467 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5468 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5469 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5470 (ix86_expand_args_builtin): Likewise.
5471 (ix86_expand_special_args_builtin): Likewise.
5473 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5474 (UNSPECV_RDTSC): Likewise.
5475 (UNSPECV_RDPMC): Likewise.
5476 (*bsr): Renamed to ...
5478 (*bsr_rex64): Renamed to ...
5482 (*rdpmc_rex64): Likewise.
5485 (*rdtsc_rex64): Likewise.
5487 (*rdtscp): Likewise.
5488 (*rdtscp_rex64): Likewise.
5490 * config/i386/ia32intrin.h: New.
5492 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5494 2009-06-16 Ian Lance Taylor <iant@google.com>
5496 * ira-build.c (copy_info_to_removed_store_destinations):
5497 Initialize parent_a.
5499 2009-06-16 Ian Lance Taylor <iant@google.com>
5501 * c-decl.c (grokdeclarator): Change size_varies to bool.
5503 2009-06-16 Ian Lance Taylor <iant@google.com>
5505 * sel-sched.c: Make forward declarations of move_op_hooks and
5506 fur_hooks explicitly extern.
5508 2009-06-16 Ian Lance Taylor <iant@google.com>
5510 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5511 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5513 2009-06-16 Ian Lance Taylor <iant@google.com>
5515 * resource.c (mark_referenced_resources): Change
5516 include_delayed_effects parameter to bool. Change all callers.
5517 (mark_end_of_function_resources): Likewise.
5518 * reorg.c (insn_references_resource_p): Likewise.
5519 (insn_sets_resource_p): Likewise.
5520 * resource.h (mark_referenced_resources): Update declaration.
5521 (mark_end_of_function_resources): Update declaration.
5523 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5525 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5527 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5529 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5530 GCC can bootstrap on AIX with GNU Binutils 2.20.
5532 2009-06-16 Ian Lance Taylor <iant@google.com>
5534 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5536 2009-06-16 Ian Lance Taylor <iant@google.com>
5538 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5539 inline, not extern inline.
5540 (exact_log2): Likewise.
5541 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5543 (exact_log2): Likewise, but don't test CTZ_HWI.
5545 2009-06-16 Ian Lance Taylor <iant@google.com>
5547 * bitmap.c (bitmap_clear): Don't declare as inline.
5548 * gimple.c (gimplify_assign): Likewise.
5549 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5550 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5551 (sched_scan_info): Remove duplicate definition.
5553 2009-06-16 Ian Lance Taylor <iant@google.com>
5555 * c-common.c (skip_evaluation): Don't define.
5556 (c_inhibit_evaluation_warnings): Define global variable.
5557 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5558 than skip_evaluation.
5559 (convert_and_check, warn_for_div_by_zero): Likewise.
5560 * c-common.h (skip_evaluation): Don't declare.
5561 (c_inhibit_evaluation_warnings): Declare.
5562 * c-parser.c (c_parser_typeof_specifier): Set
5563 c_inhibit_evaluation_warnings rather than skip_evaluation.
5564 (c_parser_conditional_expression): Likewise.
5565 (c_parser_binary_expression): Likewise.
5566 (c_parser_sizeof_expression): Likewise.
5567 (c_parser_alignof_expression): Likewise.
5568 * c-typeck.c (build_indirect_ref): Check
5569 c_inhibit_evaluation_warnings rather than skip_evaluation.
5570 (build_conditional_expr, build_binary_op): Likewise.
5572 2009-06-16 Richard Guenther <rguenther@suse.de>
5574 * tree-ssa-alias.c (is_escape_site): Remove.
5575 * tree-ssa-alias.h (enum escape_type): Remove.
5576 (is_escape_site): Likewise.
5577 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5578 via casts and asms without deferring to is_escape_site.
5580 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5583 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5584 use gen_lowpart if op0 has complex mode.
5586 2009-06-16 Richard Guenther <rguenther@suse.de>
5588 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5589 variables add them to ESCAPED.
5590 (find_func_aliases): Do not make all indirectly stored values escaped.
5592 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5594 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5597 2009-06-16 Martin Jambor <mjambor@suse.cz>
5599 PR tree-optimization/40432
5600 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5601 check whether we need to force gimple register operand.
5603 2009-06-16 Martin Jambor <mjambor@suse.cz>
5605 PR tree-optimization/40413
5606 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5607 build_ref_for_offset.
5608 (propagate_subacesses_accross_link): Fix a typo in a comment.
5610 2009-06-16 Ira Rosen <irar@il.ibm.com>
5612 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5613 with additional parameter.
5614 * tree-vectorizer.h (enum vect_def_type): Add new value
5616 (enum vect_relevant): Add comments.
5617 (vect_is_simple_reduction): Add new argument.
5618 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5619 Detect nested cycles.
5620 (vect_is_simple_reduction): Update documentation, add an argument to
5621 distinguish inner-loop reduction from nested cycle, detect nested
5622 cycles, fix printings and indentation, don't swap operands in case
5624 (get_initial_def_for_reduction): Handle subtraction.
5625 (vect_create_epilog_for_reduction): Add new argument to specify
5627 (vect_finalize_reduction): Handle subtraction, fix comments.
5628 (vectorizable_reduction): Handle nested cycles. In case of nested
5629 cycle keep track of the reduction variable position. Call
5630 vect_is_simple_reduction with additional parameter. Use original
5631 statement code in reduction epilogue for nested cycle. Call
5632 vect_create_epilog_for_reduction with additional parameter.
5633 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5634 inner-loop vectorization.
5635 (vect_recog_widen_sum_pattern): Likewise.
5636 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5638 (vect_mark_stmts_to_be_vectorized): Likewise.
5639 (vect_get_vec_def_for_operand): Handle nested cycles.
5641 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5643 * doc/invoke.texi (Debugging Options): Fix option index entries
5644 for -fdump-statistics, -frandom-seed add entries for
5645 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5646 (FRV Options): Fix entries for -mTLS, -mtls.
5647 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5648 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5649 (M68hc1x Options): Fix @itemx for -mnominmax.
5650 (MCore Options): Fix entry for -mno-lsim.
5651 (MMIX Options): Fix entry for -mabi=mmixware.
5652 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5654 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5656 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5657 Mention the plugin mode of gengtype.
5658 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5659 * gengtype.c: Updated copyright.
5660 (plugin_files, nb_plugin_files) Added new static variables.
5661 (measure_input_list) Care about plugin_files.
5662 (write_rtx_next): Added early return in plugin mode.
5663 (create_file): Updated copyright year in generated file. Added
5665 (oprintf): Added early return if NULL outf.
5666 (get_output_file_with_visibility): Care of plugin_files.
5667 (get_output_file_name): May return null.
5668 (write_local): Added early return.
5669 (put_mangled_filename): Ditto.
5670 (finish_root_table): Added check for base_files.
5671 (write_roots): Care about null when plugins.
5672 (main): Added plugin mode.
5674 2009-06-15 Ian Lance Taylor <iant@google.com>
5676 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5677 * gcov.c (read_count_file): Add braces around variables declared
5680 * c.opt (Wjump-misses-init): New warning.
5681 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5682 -Wall and -Wc++-compat if not already set.
5683 (c_common_post_options): Clear warn_jump_misses_init if it was not
5685 * c-decl.c (struct c_binding): Change type field to a union with
5686 new label field. Make it the first field in the struct. Update
5687 references to type to use u.type instead.
5688 (struct c_spot_bindings): Define.
5689 (struct c_goto_bindings): Define.
5690 (c_goto_bindings_p): Define, along with VECs.
5691 (struct c_label_vars): Define.
5692 (struct c_scope): Add has_label_bindings field.
5693 (bind_label, set_spot_bindings): New static functions.
5694 (decl_jump_unsafe, update_spot_bindings): New static functions.
5695 (update_label_decls): New static function.
5696 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5697 Update binding u.label field to shadowed field.
5698 (c_binding_start_stmt_expr): New function.
5699 (c_binding_end_stmt_expr): New function.
5700 (pushdecl): Don't call c_begin_vm_scope.
5701 (make_label): Add defining and p_label_vars parameters. Change
5703 (lookup_label): Correct test for whether a label has not yet been
5704 defined. Call bind_label rather than bind.
5705 (warn_about_goto): New static function.
5706 (lookup_label_for_goto): New function.
5707 (declare_label): Call bind_label rather than bind.
5708 (check_earlier_gotos): New static function.
5709 (define_label): Don't give errors about jumping into statement
5710 expressions or scopes of variably modified types. Call
5711 set_spot_bindings and check_earlier_gotos. Call bind_label
5712 instead of bind. Don't set label_context_stack_se or
5713 label_context_stack_vm.
5714 (c_get_switch_bindings): New function.
5715 (c_release_switch_bindings): New function.
5716 (c_check_switch_jump_warnings): New function.
5717 (start_function): Don't set label_context_stack_se or
5718 label_context_stack_vm.
5719 (finish_function): Likewise.
5720 * c-typeck.c (label_context_stack_se): Don't define.
5721 (label_context_stack_vm): Don't define.
5722 (c_finish_goto_label): Call lookup_label_for_goto rather than
5723 lookup_label. Don't give errors about jumping into a statement
5724 expression or the scope of a variably modified type. Don't set
5725 label_context_stack_se or label_context_stack_vm.
5726 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5727 fields. Add bindings field.
5728 (c_start_case): Don't set deleted fields. Set bindings field.
5729 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5730 or blocked_vm. Call c_check_switch_jump_warnings.
5731 (c_finish_case): Don't test blocked_stmt_expr field. Call
5732 c_release_switch_bindings.
5733 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5734 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5735 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5736 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5737 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5738 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5739 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5740 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5741 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5742 (C_DECL_UNJUMPABLE_VM): Don't define.
5743 (C_DECL_UNDEFINABLE_VM): Don't define.
5744 (struct c_label_list): Don't define.
5745 (struct c_label_context_se): Don't define.
5746 (struct c_label_context_vm): Don't define.
5747 (struct c_spot_bindings): Declare.
5748 (c_bindings_start_stmt_expr): Declare.
5749 (c_bindings_end_stmt_expr): Declare.
5750 (lookup_label_for_goto): Declare.
5751 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5752 (c_check_switch_jump_warnings): Declare.
5753 (label_context_stack_se, label_context_stack_vm): Don't declare.
5754 (c_finish_goto_label): Update declaration.
5755 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5756 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5757 (Warning Options): Document -Wjump-misses-init.
5759 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5761 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5764 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5766 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5768 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5770 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5772 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5774 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5776 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5778 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5779 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5780 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5781 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5782 * dwarf2asm.c (dw2_force_const_mem): Update call to
5784 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5785 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5786 * langhooks.c (lhd_comdat_group): Remove.
5787 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5788 * tree.h (DECL_COMDAT_GROUP): New.
5789 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5790 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5791 (make_decl_one_only): Change signature.
5792 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5794 (make_decl_one_only): Change signature.
5795 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5797 2009-06-15 Richard Guenther <rguenther@suse.de>
5800 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5802 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5804 * tree-ssa-math-opts.c: Remove extra divide.
5806 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5808 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5810 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5812 * passes.c: Add bswap pass.
5813 * tree-pass.h: Add pass_optimize_bswap declaration.
5814 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5815 Include rtl.h, expr.h and optabs.h for optab_handler check.
5816 (struct symbolic_number, pass_optimize_bswap): New definition.
5817 (do_shift_rotate, verify_symbolic_number_p): New functions.
5818 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5819 (gate_optimize_bswap): New function.
5820 * tree.c (widest_int_cst_value): New function.
5821 * tree.h (widest_int_cst_value): Prototype added.
5823 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5825 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5826 REG_EQUAL/REG_EQUIV notes.
5828 2009-06-14 Richard Guenther <rguenther@suse.de>
5831 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5832 has its address taken if NRV was applied and it is addressable.
5833 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5834 function split out from ...
5835 (get_constraint_for_1): ... here.
5836 (handle_rhs_call): Use it to mark the return slot escaped if
5837 it is addressable and NRV was applied.
5839 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5841 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5842 Change first argument type to location_t.
5843 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5844 Do not set input_location.
5845 Use loc instead of input_location throughout.
5847 2009-06-13 Richard Guenther <rguenther@suse.de>
5849 PR tree-optimization/40421
5850 * tree-predcom.c (should_unroll_loop_p): Remove.
5851 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5853 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5855 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5856 Add location argument.
5858 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5860 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5862 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5863 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5864 * config/spu/spu-protos.h: Add location to
5865 spu_resolve_overloaded_builtin.
5866 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5867 spu_build_builtin_va_list.
5868 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5869 argument. Pass location to build_function_call_vec.
5870 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5872 (emit_fpu_switch): Same.
5873 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5874 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5875 to build_decl and create_artificial_label.
5876 (xtensa_gimplify_va_arg_expr): Same.
5877 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5878 (xstormy16_gimplify_va_arg_expr): Same.
5879 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5880 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5881 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5882 (mips16_build_function_stub): Same.
5883 (mips16_build_call_stub): Same.
5885 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5888 * arm/constraints.md (Pa, Pb): New constraints.
5889 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5890 split pattern to deal with them.
5892 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5894 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5895 fix index entry for -Xpreprocessor.
5897 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5899 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5900 Add location argument to build_decl call.
5901 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5902 (rs6000_init_builtins): Same.
5903 (spe_init_builtins): Same.
5904 (rs6000_gimplify_va_arg): Add location argument to
5905 create_artificial_label call.
5907 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5909 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5910 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5911 * Makefile.in: Fix GGC dependency for gcse.o.
5913 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5915 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5916 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5917 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5919 * c-parser.c (c_parser_binary_expression): Use current column while
5920 building binary operations.
5921 * common.opt (fshow-column): Enable by default.
5922 * tree-vrp.c (check_array_ref): Use warning_at.
5923 (check_array_bounds): Use location from call back if expr has no
5925 * tree.h: Add location argument to maybe_fold_*.
5926 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5927 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5928 (maybe_fold_offset_to_component_ref): Same.
5929 (maybe_fold_offset_to_reference): Same.
5930 (maybe_fold_offset_to_address): Same.
5931 (maybe_fold_stmt_indirect): Same.
5932 (maybe_fold_stmt_addition): Same.
5933 (fold_stmt_r): Pass location to maybe_fold_*.
5934 (fold_gimple_assign): Same.
5935 * c-tree.h: Add location argument to finish_decl,
5936 default_function_array_conversion, store_init_value.
5937 * c-decl.c (define_label): Use error_at.
5938 (c_make_fname_decl): Pass location to finish_decl.
5939 (finish_decl): New location argument.
5940 (build_compound_literal): Pass location to store_init_value.
5941 (grokdeclarator): Pass location to finish_decl.
5943 * c-typeck.c (array_to_pointer_conversion): New location argument.
5944 (function_to_pointer_conversion): Same.
5945 (default_function_array_conversion): Same.
5946 (parser_build_unary_op): Pass location to overflow_warning.
5947 (parser_build_binary_op): Same. Use warning_at.
5948 (build_unary_op): Pass location to array_to_pointer_conversion.
5949 (build_c_cast): Pass location to digest_init.
5950 (build_modify_expr): New location argument.
5951 (convert_for_assignment): Same.
5952 (store_init_value): Same.
5953 (digest_init): Same.
5954 (output_init_element): Pass location to digest_init and
5955 array_to_pointer_conversion.
5956 (c_finish_return): Pass location to convert_for_assignment.
5957 * gimplify.c (gimplify_conversion): Pass location to
5958 maybe_fold_offset_to_address.
5959 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5960 to maybe_fold_stmt_addition.
5961 * c-omp.c (c_finish_omp_atomic): Pass new location to
5963 (c_finish_omp_for): Same.
5964 * c-common.c (overflow_warning): New argument.
5965 * c-common.h: New argument to build_modify_expr, overflow_warning.
5966 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5968 (c_parser_initializer): Pass location to
5969 default_function_array_conversion.
5970 (c_parser_initelt): Same.
5971 (c_parser_initval): Same.
5972 (c_parser_asm_operands): Same.
5973 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5974 (c_parser_conditional_expression): Same.
5975 (c_parser_binary_expression): Add location info to stack. Use it.
5976 (c_parser_unary_expression): Pass location to
5977 default_function_array_conversion, parser_build_unary_op,
5978 build_indirect_ref, c_parser_postfix_expression_after_primary.
5979 (c_parser_postfix_expression_after_primary): New location argument.
5981 (c_parser_expression_conv): Pass location to
5982 default_function_array_conversion.
5983 (c_parser_expr_list): Same.
5984 (c_parser_omp_atomic): Same.
5985 (c_parser_omp_for_loop): Same.
5986 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5987 (build_array_declarator): New argument.
5988 * c-decl.c (build_array_declarator): Add location argument.
5989 (grokdeclarator): Set id_loc for cdk_array.
5990 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5991 build_array_declarator.
5992 * tree.c (build_omp_clause): Add location argument.
5993 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5994 (OMP_CLAUSE_LOCATION): New macro.
5995 (struct tree_omp_clause): Add location field.
5996 (build_omp_clause): Add argument.
5997 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5998 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6000 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6001 (cp_parser_omp_clause_collapse): Same.
6002 (cp_parser_omp_clause_default): Same.
6003 (cp_parser_omp_clause_if): Same.
6004 (cp_parser_omp_clause_nowait): Same.
6005 (cp_parser_omp_clause_num_threads): Same.
6006 (cp_parser_omp_clause_ordered): Same.
6007 (cp_parser_omp_clause_schedule): Same.
6008 (cp_parser_omp_clause_untied): Same.
6009 (cp_parser_omp_for_loop): Same.
6010 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6011 * c-tree.h (c_start_case): Add location argument.
6012 (c_process_expr_stmt): Same.
6013 (c_finish_goto_*): Same.
6014 * tree-parloops.c (initialize_reductions): Pass location to
6016 (create_parallel_loop): Same.
6017 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6018 (gfc_trans_omp_reduction_list): Same.
6019 (gfc_trans_omp_clauses): Same.
6020 (gfc_trans_omp_do): Same.
6021 * c-typeck.c (c_finish_goto_label): Same.
6022 (c_finish_goto_ptr): New location argument.
6023 (c_start_case): Same.
6024 (emit_side_effect_warnings): Same.
6025 (c_process_expr_stmt): Same.
6026 (c_finish_stmt_expr): Same.
6027 (c_finish_omp_clauses): Use error_at instead of error.
6028 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6030 * c-omp.c (c_split_parallel_clauses): New location argument.
6031 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6032 to build_omp_clause.
6033 (convert_local_reference_stmt): Same.
6034 (convert_gimple_call): Same.
6035 * c-common.h (c_split_parallel_clauses): New argument.
6036 * c-parser.c (c_parser_statement_after_labels): Pass location to
6037 c_finish_goto_label.
6038 (c_parser_switch_statement): Pass location to c_start_case.
6039 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6040 and c_process_expr_stmt.
6041 (c_parser_omp_variable_list): Add location argument.
6042 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6043 (c_parser_omp_clause_default): Same.
6044 (c_parser_omp_clause_if): Same.
6045 (c_parser_omp_clause_num_threads): Same.
6046 (-c_parser_omp_clause_ordered): Same.
6047 (c_parser_omp_clause_reduction): Pass location to
6048 c_parser_omp_variable_list.
6049 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6050 (c_parser_omp_clause_untied): Same.
6051 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6052 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6054 * c-tree.h (check_for_loop_decls, undeclared_variable,
6055 build_component_ref, build_array_ref, build_external_ref,
6056 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6057 build_conditional_expr, build_compound_expr, c_cast_expr,
6058 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6059 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6061 * c-semantics.c (build_stmt): Same.
6062 (build_case_label): Same.
6063 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6064 (undeclared_variable): New argument.
6066 (lookup_label): Pass location on down.
6067 (define_label): Same.
6068 (finish_decl): Same.
6069 (build_compound_literal): Same.
6070 (finish_struct): Same.
6071 (finish_function): Do not set location here.
6072 (check_for_loop_decls): New argument.
6073 * tree.c (save_expr): Set location.
6074 (build_empty_stmt): New argument.
6075 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6076 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6077 * builtins.c (gimplify_va_arg_expr): Use locations.
6078 (expand_builtin_sync_operation): Same.
6079 * c-typeck.c (build_component_ref): New argument.
6080 (build_array_ref): Same.
6081 (build_external_ref): Same.
6082 (c_expr_sizeof_expr): Same.
6083 (c_expr_sizeof_type): Same.
6084 (parser_build_unary_op): Same.
6085 (build_conditional_expr): Same.
6086 (build_compound_expr): Pass location on down.
6087 (build_compound_expr): New argument.
6088 (build_c_cast): Same.
6089 (c_cast_expr): Same.
6090 (build_asm_expr): Same.
6091 (c_finish_return): Same.
6092 (c_process_expr_stmt): Pass location on down.
6093 (c_finish_stmt_expr): New argument.
6094 (push_clenaup): Same.
6095 (c_finish_omp_parallel): Same.
6096 (c_finish_omp_task): Same.
6097 * gimplify.c (gimplify_call_expr): Pass location on down.
6098 * c-omp.c (c_finish_omp_master): New argument.
6099 (c_finish_omp_critical): Same.
6100 (c_finish_omp_ordered): Same.
6101 (c_finish_omp_barrier): Same.
6102 (-c_finish_omp_taskwait): Same.
6103 (c_finish_omp_atomic): Same.
6104 (c_finish_omp_flush): Same.
6105 * tree-inline.c (copy_tree_body_r): Pass location on down.
6106 (inline_forbidden_p): Remove use of input_location.
6107 * c-gimplify.c (c_build_bind_expr): New argument.
6108 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6109 (c_sizeof_or_alignof_type): New argument.
6110 (c_alignof_expr): Same.
6111 (build_va_arg): Same.
6112 (c_add_case_label): Same.
6113 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6114 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6115 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6116 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6117 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6118 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6120 * stub-objc.c (objc_build_selector_expr): Same.
6121 (objc_build_throw_stmt): Same.
6122 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6123 (c_parser_initelt): Same.
6124 (c_parser_compound_statement): Same.
6125 (c_parser_compound_statement_nostart): Same.
6126 (c_parser_label): Same.
6127 (c_parser_statement_after_labels): Same.
6128 (c_parser_if_body): Same.
6129 (c_parser_else_body): Same.
6130 (c_parser_if_statement): Same.
6131 (c_parser_switch_statement): Same.
6132 (c_parser_while_statement): Same.
6133 (c_parser_do_statement): Same.
6134 (c_parser_for_statement): Same.
6135 (c_parser_asm_statement): Same.
6136 (c_parser_conditional_expression): Same.
6137 (c_parser_binary_expression): Same.
6138 (c_parser_cast_expression): Same.
6139 (c_parser_unary_expression): Same.
6140 (c_parser_sizeof_expression): Same.
6141 (c_parser_alignof_expression): Same.
6142 (c_parser_postfix_expression): Same.
6143 (c_parser_expression): Same.
6144 (c_parser_objc_receiver): Same.
6145 (c_parser_omp_variable_list): Same.
6146 (c_parser_omp_structured_block): Same.
6147 (c_parser_omp_atomic): New argument.
6148 (c_parser_omp_barrier): Same.
6149 (c_parser_omp_critical): Same.
6150 (c_parser_omp_flush): Pass location on down.
6151 (c_parser_omp_for_loop): New argument.
6152 (c_parser_omp_for): Same.
6153 (c_parser_omp_master): Same.
6154 (c_parser_omp_ordered): Same.
6155 (c_parser_omp_sections_scope): Same.
6156 (c_parser_omp_sections): Same.
6157 (c_parser_omp_parallel): Same.
6158 (c_parser_omp_single): Same.
6159 (c_parser_omp_task): Same.
6160 (c_parser_omp_taskwait): Pass location on down.
6161 (c_parser_omp_construct): Same.
6162 (c_parser_omp_threadprivate): Same.
6163 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6164 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6165 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6166 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6167 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6168 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6169 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6170 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6171 config/i386/i386.c, stmt.c:
6172 Add location argument to the following function definitions and/or
6173 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6174 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6175 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6176 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6177 do_case, c_finish_bc_stmt, build_compound_literal,
6178 build_function_call.
6179 * c-decl.c (build_compound_literal): Add location argument.
6180 Make all diagnostic calls use location.
6181 (start_struct): Same.
6182 (finish_struct): Same.
6184 (build_enumerator): Same.
6185 (start_function): Same.
6186 (grokdeclarator): Make all diagnostic calls use location.
6187 (store_parm_decls_oldstyle): Same.
6188 * c-typeck.c (build_function_call): Add location argument.
6189 Make all diagnostic calls use location.
6191 (c_finish_bc_stmt): Same.
6192 * tree-nested.c (get_trampoline_type): Add argument.
6193 Pass location to build_decl.
6194 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6195 * rtl.h (RTL_LOCATION): New.
6196 * c-common.c (c_add_case_label): Add location argument.
6197 Make all diagnostic calls use location.
6198 * c-common.h: Add location argument to make_fname_decl, do_case,
6199 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6200 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6201 Set it appropriately for every case. Pass enum_loc to start_enum
6202 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6204 (c_parser_struct_or_union_specifier): Save location. Use it for
6205 start_struct, finish_struct, and parser_xref_tag.
6207 2009-06-12 Ian Lance Taylor <iant@google.com>
6209 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6211 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6212 cpp_opts->warn_cxx_operator_names.
6214 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6217 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6218 is returns NULL and OP is a VCE, look through the VCE.
6220 2009-06-12 Ian Lance Taylor <iant@google.com>
6223 * collect2.c (main): Use CONST_CAST2 in code inside #if
6224 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6226 2009-06-12 Joey Ye <joey.ye@intel.com>
6229 * cfgexpand.c (get_decl_align_unit): Update
6230 max_used_stack_slot_alignment with align instead of
6231 stack_alignment_needed.
6233 * function.c (assign_stack_local_1): Update
6234 max_used_stack_slot_alignment with alignment_in_bits instead
6235 of stack_alignment_needed.
6236 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6239 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6241 * dwarf2out.c (last_var_location_insn): New variable.
6242 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6243 (dwarf2out_var_location): Don't record anything after last real
6244 insn. Only change labels if there were any real instructions
6245 in between last note and this one, or if changed sections.
6247 2009-06-11 Richard Henderson <rth@redhat.com>
6249 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6250 note when storing the frame pointer in a register.
6251 (FRP): Don't redefine to nothing for epilogue.
6252 (alpha_expand_epilogue): Mark register and sp restores.
6253 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6255 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6256 when gen_lowpart is needed.
6258 2009-06-11 Richard Henderson <rth@redhat.com>
6260 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6262 * dwarf2out.c (need_data_align_sf_opcode): New.
6263 (div_data_align): Move earlier.
6264 (def_cfa_1, reg_save): Use it.
6266 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6268 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6269 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6270 (ix86_handle_option): Handle OPT_mcrc32.
6271 (ix86_target_string): Add -mcrc32.
6272 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6274 * config/i386/i386.h (TARGET_CRC32): New.
6276 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6277 (sse4_2_crc32di): Likewise.
6279 * config/i386/i386.opt (mcrc32): New.
6281 * doc/invoke.texi: Document -mcrc32.
6283 2009-06-11 Richard Henderson <rth@redhat.com>
6285 * common.opt (gdwarf-): Accept a version number.
6286 * doc/invoke.texi (gdwarf-): Update docs.
6287 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6288 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6289 version level, and record it.
6291 * dwarf2.h (DW_CIE_VERSION): Remove.
6292 * dwarf2out.c (DWARF_VERSION): Remove.
6293 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6294 (output_call_frame_info): Use CIE version 3 for dwarf3,
6295 or if the return register column is out of range for version 1.
6296 (dwarf_stack_op_name): Add all dwarf3 values.
6297 (DEBUG_PUBTYPES_SECTION): New.
6298 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6299 encoding change for dwarf3.
6300 (output_die) [dw_val_class_die_ref]: Likewise.
6301 (output_compilation_unit_header): Emit correct version for dwarf3.
6302 (output_line_info): Likewise.
6303 (output_pubnames): Update for DWARF_VERSION removal.
6304 (output_aranges): Likewise.
6305 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6306 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6307 (dwarf2out_finish): Likewise.
6309 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6311 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6314 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6317 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6318 * builtins.c (expand_builtin_unreachable): New function.
6319 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6320 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6321 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6323 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6324 searching for missing barriers.
6326 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6328 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6329 when -fprofile-generate* was passed.
6330 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6332 2009-06-11 Anthony Green <green@moxielogic.com>
6334 * config/moxie/moxie.md: Define length attribute for all instructions.
6336 (*b<cond:code>): Support limited branch ranges for new PC-relative
6337 branch instructions.
6338 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6340 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6342 * config/i386/i386.c (min_insn_size): Use get_attr_length
6343 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6346 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6347 instead of emit_insn_before.
6349 2009-06-10 Ian Lance Taylor <iant@google.com>
6352 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6355 2009-06-10 Revital Eres <eres@il.ibm.com>
6357 * passes.c (init_optimization_passes): Reschedule
6358 predictive-commoning pass before complete unroll pass.
6360 2009-06-10 Martin Jambor <mjambor@suse.cz>
6362 * cgraph.c (cgraph_node_can_be_local_p): New function.
6363 (cgraph_make_node_local): New function.
6364 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6365 (cgraph_make_node_local): Declare.
6367 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6369 * tree.h (tree_base): Add packed_flag and user_align fields.
6370 Decrease size of spare field.
6371 (TYPE_USER_ALIGN): Use user_align from tree_base.
6372 (DECL_USER_ALIGN): Likewise.
6373 (TYPE_PACKED): Use packed_flag from tree_base.
6374 (DECL_PACKED): Likewise.
6375 (tree_type): Delete packed_flag and user_align fields. Widen
6376 precision field. Widen mode field and shuffle fields to align
6377 mode on an 8-bit boundary.
6378 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6379 Renumber decl_flag_* fields. Fix comments. Widen
6380 decl_common_unused field.
6381 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6382 (DECL_EXTERNAL): Likewise.
6383 (DECL_BIT_FIELD): Likewise.
6384 (DECL_NONADDRESSABLE_P): Likewise.
6385 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6386 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6388 2009-06-10 Ian Lance Taylor <iant@google.com>
6390 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6391 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6392 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6393 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6394 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6395 DEF_VEC_ALLOC_FUNC_P.
6396 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6397 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6398 DEF_VEC_ALLOC_FUNC_O.
6399 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6400 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6401 DEF_VEC_ALLOC_FUNC_I.
6402 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6403 (vec_stack_p_reserve_exact_1): Declare.
6404 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6405 (vec_stack_free): Declare.
6406 (VEC_stack_alloc): Define.
6407 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6408 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6409 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6410 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6412 (stack_vecs): New static variable.
6413 (vec_stack_p_reserve_exact_1): New function.
6414 (vec_stack_o_reserve_1): New static function.
6415 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6416 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6417 (vec_stack_free): New function.
6418 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6419 (VEC_df_ref_stack_alloc): Define.
6420 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6421 DEF_VEC_ALLOC_P_STACK.
6422 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6423 (struct df_collection_rec): Change _vec fields to VEC. Remove
6425 (df_free_collection_rec): Adjust for new fields.
6426 (df_insn_rescan): Use new df_collection_rec fields.
6427 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6428 (df_ref_create_structure, df_ref_record): Likewise.
6429 (df_get_conditional_uses, df_get_call_refs): Likewise.
6430 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6431 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6432 (df_record_exit_block_uses, df_bb_verify): Likewise.
6433 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6434 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6435 Remove count parameter. Change return type to void. Change all
6437 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6438 Remove count parameter. Change return type to void. Change all
6440 (df_install_refs): Change old_vec parameter to VEC. Remove count
6441 parameter. Change all callers.
6442 (df_install_mws): Change old_vec parameter to VEC. Remove count
6443 parameter. Change all callers.
6444 (df_refs_verify): Change new_rec parameter to VEC. Change call
6446 (df_mws_verify): Likewise.
6448 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6450 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6452 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6454 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6456 2009-06-10 Anthony Green <green@moxielogic.com>
6458 * config/moxie/crti.asm: New file.
6459 * config/moxie/crtn.asm: New file.
6460 * config/moxie/moxie.c: New file.
6461 * config/moxie/moxie.h: New file.
6462 * config/moxie/sfp-machine.h: New file.
6463 * config/moxie/moxie-protos.h: New file.
6464 * config/moxie/t-moxie: Created.
6465 * config/moxie/t-moxie-softfp: Created.
6466 * config/moxie/moxie.md: Created.
6467 * config/moxie/constraints.md: Created.
6468 * config.gcc: Add moxie support.
6469 * doc/md.texi (Machine Constraints): Add moxie constraints.
6470 * doc/contrib.texi (Contributors): Mention moxie port.
6471 * doc/install.texi (Specific): Mention the moxie port.
6473 2009-06-09 Ian Lance Taylor <iant@google.com>
6475 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6477 * optabs.c (optab_table): Only use designated initializers if
6478 HAVE_DESIGNATED_INITIALIZERS is defined.
6479 (convert_optab_table): Likewise.
6480 (init_optabs): Always call init_insn_codes if
6481 HAVE_DESIGNATED_INITIALIZERS is not defined.
6483 2009-06-09 Ian Lance Taylor <iant@google.com>
6485 * targhooks.c (default_builtin_vectorized_function): Change fn
6486 parameter to unsigned int.
6487 (default_builtin_vectorized_conversion): Change code parameter to
6489 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6490 * targhooks.h: Update declarations.
6491 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6492 parameter to unsigned int.
6494 * c-typeck.c (comptypes_check_enum_int): New static function.
6495 (comptypes_internal): Add enum_and_int_p parameter. Change all
6497 (comp_target_types): Add location parameter. Change all callers.
6498 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6500 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6501 (build_conditional_expr): Add colon_loc parameter. Change all
6503 (convert_for_assignment): Add location parameter. Change all callers.
6504 * c-parser.c (c_parser_conditional_expression): Pass location of
6505 colon to build_conditional_expr.
6506 * c-tree.h (build_conditional_expr): Update declaration.
6508 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6510 * graphite.c: Revert previous patch.
6512 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6515 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6517 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6519 * tree-ssa-loop-prefetch.c
6520 (loop_prefetch_arrays): Fixed a portability problem in printf format
6523 2009-06-09 Martin Jambor <mjambor@suse.cz>
6525 PR tree-optimization/40351
6526 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6527 refrence to a potential artifical subaccess can be constructed.
6529 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6531 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6532 (sh_override_options): Likewise.
6533 * config/sh/sh.c: Include params.h.
6534 (sh_optimization_options): New.
6535 (sh_override_options): Likewise.
6536 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6537 (OVERRIDE_OPTIONS): Use sh_override_options.
6539 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6541 * dwarf2out.c (emit_cfa_remember): New variable.
6542 (add_fde_cfi): If emit_cfa_remember, recurse to add
6543 DW_CFA_remember_state first.
6544 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6545 instead just set emit_cfa_remember.
6547 2009-06-08 Jan Hubicka <jh@suse.cz>
6550 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6552 2009-06-08 Jan Hubicka <jh@suse.cz>
6555 * cgraphunit.c (save_inline_function_body): Do not copy transform
6556 hooks for saved inline bodies.
6557 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6560 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6562 * jump.c (returnjump_p): Handle delayed branches. Add missing
6565 2009-06-08 Jan Hubicka <jh@suse.cz>
6568 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6569 original node might've been modified.
6570 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6572 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6574 * tree-object-size.c (addr_object_size): Add OSI argument.
6575 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6576 (compute_builtin_object_size, expr_object_size): Adjust callers.
6577 (plus_stmt_object_size): Call addr_object_size instead of
6578 compute_builtin_object_size.
6580 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6581 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6583 * tree-ssa-loop-prefetch.c
6584 (gather_memory_references): Introduced a counter for the number of
6586 (anything_to_prefetch_p): Introduced a counter for the number of
6588 (is_loop_prefetching_profitable): New function with a cost model
6590 (loop_prefetch_arrays): Use the new cost model to determine if
6591 prefetching is profitable.
6592 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6593 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6594 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6595 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6596 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6597 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6599 2009-06-08 Michael Matz <matz@suse.de>
6602 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6603 partitions use the same.
6604 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6605 for basevars of SSA_NAMEs.
6606 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6607 to not expand them twice.
6608 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6611 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6613 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6614 (fdump-final-insns=, gtoggle): New.
6615 * doc/invoke.texi: Document them.
6616 * final.c (rest_of_clean_state): Dump final insn stream.
6617 * gcc.c (invoke_as): Hook in -fcompare-debug.
6618 (static_spec_functions): Add compare-debug-dump-opt,
6619 compare-debug-self-opt and compare-debug-auxbase-opt.
6620 (compare_debug, compare_debug_second, compare_debug_opt): New.
6621 (switches_debug_check, n_switches_debug_check): New.
6622 (debug_auxbase_opt, debug_check_temp_file): New.
6623 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6625 (do_self_spec): Handle arguments after switches.
6626 (do_spec_1): Add .gk extension to temp file basenames for compare.
6627 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6628 (cc1_options): Use it instead of normal auxbase computation for
6629 the second compare-debug compilation.
6630 (compare_files): New.
6631 (main): Set up and implement compare debug mode.
6632 (compare_debug_dump_opt_spec_function): New.
6633 (compare_debug_self_opt_spec_function): New.
6634 (compare_debug_auxbase_opt_spec_function): New.
6635 * toplev.c (process_options): Handle flag_gtoggle,
6636 flag_dump_final_insns.
6637 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6638 during -fcompare-debug-second compilation.
6640 2009-06-07 Ian Lance Taylor <iant@google.com>
6642 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6643 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6645 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6646 with no default node. Change warning with %H to warning_at.
6647 Don't clear warn_switch around case checking.
6648 * doc/invoke.texi (Warning Options): Clarify distinction between
6649 -Wswitch and -Wswitch-enum.
6651 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6653 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6655 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6657 * gbl-ctors.h: Add header guard.
6659 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6661 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6662 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6663 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6664 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6665 prototypes for removed functions.
6666 (expressions_equal_p): Move to ...
6667 * tree-ssa-sccvn.h: ... here and ...
6668 * matrix-reorg.c: ... adjust includes.
6670 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6672 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6674 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6676 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6677 (finish_function): Remove erroneous whitespace.
6679 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6681 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6682 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6684 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6686 * errors.c (internal_error): Commentary typo fix.
6687 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6688 * tree-ssa-pre.c: Ditto.
6690 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6692 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6693 them is supposed to hold actual statements.
6695 2009-06-06 Ian Lance Taylor <iant@google.com>
6697 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6698 empty statements can now have attributes.
6700 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6702 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6703 * config/mips/mips.md: Ditto.
6705 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6707 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6709 (__eabi_uconvert): Likewise.
6711 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6713 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6714 CFI_* definitions with IN_GCC.
6716 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6718 * xcoffout.h (xcoffout_source_line): Update prototype.
6720 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6722 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6723 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6725 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6728 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6729 inlined_function_outer_scope_p blocks for artificial inlines
6731 * tree.c (tree_nonartificial_location): Rewrite using
6732 block_nonartificial_location.
6734 2009-06-05 Revital Eres <eres@il.ibm.com>
6735 Leehod Baruch <leehod@il.ibm.com>
6737 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6738 (expand_expr_real_1): Remove comment.
6739 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6740 Vectorize misaligned access when the target supports it.
6741 (vect_supportable_dr_alignment): Check for unaligned access support.
6742 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6745 2009-06-05 Julian Brown <julian@codesourcery.com>
6747 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6748 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6750 2009-06-05 Richard Guenther <rguenther@suse.de>
6753 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6756 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6758 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6759 (save_gprs): Don't tell unwinder when a global register is saved.
6760 (s390_emit_epilogue): Emit needed epilogue unwind info.
6762 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6764 * dwarf2out.c (deferred_asm_name): New.
6765 (add_name_and_src_coords_attributes): Defer creation of
6766 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6768 (move_linkage_attr): New.
6769 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6772 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6774 * tree-nested.c (finalize_nesting_tree_1): Declare the
6775 frame_decl in the binding tree.
6777 2009-06-04 Cary Coutant <ccoutant@google.com>
6779 * basic-block.h (struct basic_block_def): Add discriminator field.
6780 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6782 * debug.c (do_nothing_debug_hooks): Add additional entry.
6783 (debug_nothing_int_charstar_int): New function.
6784 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6785 (debug_nothing_int_charstar_int): New declaration.
6786 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6787 discriminator value in .loc directive.
6788 * final.c (last_discriminator): New variable.
6789 (discriminator): New variable.
6790 (final_start_function): Initialize above variables, pass current
6791 discriminator to debug hook.
6792 (notice_source_line): Check for discriminator change.
6793 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6794 * sdbout.c (sdbout_source_line): New parameter.
6795 * tree-cfg.c (struct locus_discrim_map): New structure type.
6796 (discriminator_per_locus): New hash table.
6797 (build_gimple_cfg): Allocate and free discriminator hash table.
6798 (make_edges): Call assign_discriminator.
6799 (locus_map_hash): New function.
6800 (locus_map_eq): New function.
6801 (next_discriminator_for_locus): New function.
6802 (same_line_p): New function.
6803 (assign_discriminator): New function.
6804 (make_cond_expr_edges): Call assign_discriminator.
6805 (make_gimple_switch_edges): Likewise.
6806 (first_non_label_stmt): New function.
6807 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6809 * xcoffout.c (xcoffout_source_line): Add new parameter.
6811 * configure.ac (gcc_cv_as_discriminator): New configury check for
6812 gas support for discriminator.
6813 * configure: Regenerate.
6814 * config.in: Regenerate.
6816 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6818 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6819 val after checking for integers.
6821 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6823 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6825 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6826 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6827 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6828 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6829 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6830 X64_SSE_REGPARM_MAX.
6831 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6832 X64_SSE_REGPARM_MAX.
6834 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6836 * gcc.c (report_times_to_file): New.
6837 (execute): Implement it.
6838 (process_command): Support -time=.
6839 * doc/invoke.texi: Document it.
6841 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6843 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6844 that have value exprs.
6846 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6848 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6849 declarations for constants until...
6850 (dw2_output_indirect_constant_1): ... this point.
6852 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6855 * arm.md (arm_addsi3): Don't try to split an add with an
6856 eliminable register until after reload has completed.
6858 2009-06-03 Ian Lance Taylor <iant@google.com>
6860 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6861 * genattrtab.c (write_length_unit_log): Likewise.
6862 * genchecksum.c (dosum): Likewise.
6863 * gengtype.c (write_rtx_next): Likewise.
6864 (finish_root_table, write_roots): Likewise.
6865 * gimple.c (gimple_ops_offset_): Likewise.
6866 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6867 * config/arc/arc.c (arc_attribute_table): Likewise.
6868 * config/arm/arm.c (arm_attribute_table): Likewise.
6869 * config/avr/avr.c (avr_attribute_table): Likewise.
6870 * config/crx/crx.c (crx_attribute_table): Likewise.
6871 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6872 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6873 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6874 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6875 * config/sh/sh.c (sh_attribute_table): Likewise.
6876 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6877 * config/spu/spu.c (spu_attribute_table): Likewise.
6878 * config/v850/v850.c (v850_attribute_table): Likewise.
6880 * config/alpha/alpha.c (vms_attribute_table): Make static.
6881 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6882 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6883 * config/mips/mips.c (mips_attribute_table): Likewise.
6885 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6887 (cc1-checksum.o): Likewise.
6889 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6891 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6893 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6895 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6896 insn if it is changing sp. Use gen_add3_insn instead of
6897 conditionally gen_addsi3 and gen_adddi3.
6898 (offset_below_red_zone_p): New static inline function.
6899 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6900 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6901 * config/rs6000/ppc-asm.h: Include auto-host.h.
6902 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6903 CFI_RESTORE): Define.
6904 * config/rs6000/crtresxgpr.asm: Add unwind info.
6905 * config/rs6000/crtresxfpr.asm: Likewise.
6906 * config/rs6000/crtresgpr.asm: Likewise.
6907 * config/rs6000/crtresfpr.asm: Likewise.
6908 * config/rs6000/crtsavgpr.asm: Likewise.
6909 * config/rs6000/crtsavfpr.asm: Likewise.
6911 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6912 argument of DWARF2_FRAME_REG_OUT macros.
6914 2009-06-03 Julian Brown <julian@codesourcery.com>
6916 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6917 words or less (including TImode) in core registers.
6919 2009-06-03 Richard Guenther <rguenther@suse.de>
6922 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6924 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6926 * statistics.c (statistics_counter_event): Do not record event
6927 in pass dump if its number == -1.
6928 (curr_statistics_hash): Add assert that we never get passes
6929 with static number == -1.
6931 2009-06-03 Richard Guenther <rguenther@suse.de>
6932 Andrey Belevantsev <abel@ispras.ru>
6934 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6935 non-BLKmode arrays addressable.
6937 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6939 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6940 * config/m68k/m68k.h: ... here.
6941 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6944 2009-06-03 Martin Jambor <mjambor@suse.cz>
6946 PR tree-optimization/40323
6947 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6950 2009-06-03 Richard Guenther <rguenther@suse.de>
6952 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6955 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6957 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6958 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6959 JUMP_TABLE_DATA_P where applicable.
6960 * config/sh/sh.c: Ditto.
6961 * config/sh/sh.h: Ditto.
6962 * config/sh/sh.md: Ditto.
6963 * config/sh/symbian.c: Ditto.
6965 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6967 * config/i386/driver-i386.c (describe_cache): Optimize
6968 concatenation of strings. Use snprintf instead of sprintf.
6969 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6970 target when not compiling with GCC.
6972 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6974 * config/sh/sh.c: Revert last change.
6975 (sh_expand_epilogue): Emit a blockage insn before the frame
6976 pointer adjustment unconditionally.
6978 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6980 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6981 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6982 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6983 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6984 to COLLECT_GCC_OPTIONS.
6986 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6988 * collect2.c (target_system_root): New variable.
6989 (main): Handle --sysroot=.
6990 (ignore_library): Strip the sysroot from the library path.
6992 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6994 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6995 (collect2.o): Depend on collect2-aix.h.
6996 (collect2-aix.o): New rule.
6997 * collect2-aix.h: New file.
6998 * collect2-aix.c: Likewise.
6999 * collect2.c: Include collect2-aix.h. Don't undefine
7000 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7001 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7002 Use TARGET_AIX_VERSION instead of _AIX51.
7003 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7004 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7005 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7006 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7007 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7009 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7011 * collect2.c (ignore_library): Avoid premature post-increment
7014 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7016 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7017 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7018 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7019 CROSS_DIRECTORY_STRUCTURE too.
7020 (LINK_LIBG_SPEC): Likewise.
7021 (LIB_SPEC): Add %R to sysroot paths.
7022 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7023 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7024 * config/rs6000/aix51.h: As for aix43.h.
7025 * config/rs6000/aix52.h: Likewise.
7026 * config/rs6000/aix53.h: Likewise.
7027 * config/rs6000/aix61.h: Likewise.
7028 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7029 to the beginning of sysroot paths.
7031 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7033 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7034 INSN_LISTs that are out of the REG_NOTE range.
7036 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7038 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7039 (struct var_to_expand): Likewise.
7040 (struct opt_info): Add head and tail for linked lists of the above.
7041 (analyze_insn_to_expand_var): Initialize next.
7042 (analyze_iv_to_split_insn): Likewise.
7043 (analyze_insns_in_loop): Create linked lists.
7044 (allocate_basic_variable): Simplify for use without hash table.
7045 (insert_var_expansion_initialization): Likewise, make it type-safer.
7046 (combine_var_copies_in_loop_exit): Likewise.
7047 (apply_opt_in_copies): Walk lists rather than hash tables.
7048 (release_var_copies): Simplified and inlined by hand into...
7049 (free_opt_info): ... this function.
7051 2009-06-02 Richard Guenther <rguenther@suse.de>
7053 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7056 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7058 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7059 only for builtins that are not overridden.
7061 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7063 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7066 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7068 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7070 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7072 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7074 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7076 * common.opt (fdump-unnumbered-links): New.
7077 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7078 * print-rtl.c (flag_dump_unnumbered_links): New.
7079 (print_rtx): Test it.
7081 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7083 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7084 push/pop multiple to 8-byte alignment.
7086 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7088 * config/i386/i386.c (queued_cfa_restores): New static variable.
7089 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7091 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7092 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7093 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7094 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7095 note unconditionally.
7096 (ix86_emit_restore_regs_using_mov): Likewise.
7097 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7098 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7099 it through to ix86_emit_restore_reg_using_pop.
7100 (ix86_emit_leave): Add RED_OFFSET argument. Call
7101 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7102 instead of adding REG_CFA_OFFSET note unconditionally.
7103 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7104 the above functions. Call ix86_add_queued_cfa_restore_notes when
7107 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7108 force output of the label even for dwarf2out_do_cfi_asm.
7109 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7110 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7111 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7113 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7114 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7115 dwarf2out_cfi_label callers.
7116 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7117 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7118 Adjust dwarf2out_cfi_label callers.
7119 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7121 * config/i386/i386.h (struct machine_cfa_state,
7122 struct machine_function): Guard with ifndef USED_FOR_TARGET
7123 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7126 * emutls.c (__emutls_get_address): Change arr->size to mean number
7127 of allocated arr->data entries instead of # of slots + 1.
7130 * recog.c (peep2_reinit_state): New function.
7131 (peephole2_init_state): Use it at the end of a basic block and also
7132 when seeing a RTX_FRAME_RELATED_P insn.
7134 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7136 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7137 fixuns_truncrfdi2): New.
7138 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7139 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7140 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7141 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7142 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7143 *recip_approx): Remove.
7144 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7145 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7146 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7148 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7151 2009-06-01 Ian Lance Taylor <iant@google.com>
7153 * attribs.c (register_attribute): Use CONST_CAST.
7154 * collect2.c (main): Use CONST_CAST2.
7155 (scan_prog_file): Likewise.
7156 * gcc.c (process_command, main): Likewise.
7157 * toplev.c (toplev_main): Likewise.
7159 * c-typeck.c (handle_warn_cast_qual): New static function,
7160 partially broken out of build_c_cast.
7161 (build_c_cast): Call handle_warn_cast_qual.
7162 * doc/invoke.texi (Warning Options): Document new effect of
7165 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7167 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7168 (diagnostic_report_current_module): Print columns.
7169 * common.opt (flag_show_column): Enable by default.
7171 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7173 * alias.c (find_base_term): Check for NULL term before returning.
7175 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7177 Revert due to PR40320:
7178 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7179 * calls.c (emit_library_call_value_1): Don't force_operand for move
7182 2009-06-01 Olivier Hainque <hainque@adacore.com>
7183 Eric Botcazou <ebotcazou@adacore.com>
7185 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7186 to be processed as a bitfield for constructor output purposes.
7187 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7189 * varasm.c (oc_local_state): New type, output_constructor
7190 local state to support communication with helpers.
7191 (oc_outer_state): New type, output_constructor outer state of
7192 relevance in recursive calls.
7193 (output_constructor_array_range): New output_constructor helper,
7194 extracted code for an array range element.
7195 (output_constructor_regular_field): New output_constructor helper,
7196 extracted code for an element that is not a bitfield.
7197 (output_constructor_bitfield): New output_constructor helper,
7198 extracted code for a bitfield element. Accept an OUTER state
7199 argument for recursive processing. Recurse on record or array
7200 CONSTRUCTOR values, possibly past noop conversions.
7201 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7202 VALUE is a valid constant-valued expression for use in a static
7203 bit-field initializer.
7204 (output_constructor): Rework to use helpers. Accept and honor an
7205 OUTER state argument for recursive calls. Return total size. Be
7206 prepared for nested constructors initializing bitfields.
7207 (output_constant): Feed OUTER in calls to output_constructor.
7209 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7211 * calls.c (emit_library_call_value_1): Don't force_operand for move
7214 2009-06-01 Nick Clifton <nickc@redhat.com>
7216 * doc/invoke.texi (IA-64 Options): Fix typo.
7218 2009-06-01 Ira Rosen <irar@il.ibm.com>
7220 PR tree-optimization/39129
7221 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7223 (vect_do_peeling_for_loop_bound): Use
7224 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7225 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7226 (vect_loop_versioning): Likewise.
7227 (vect_create_cond_for_alias_checks): Fix indentation.
7228 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7230 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7231 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7232 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7233 "control flow in loop".
7234 (vect_estimate_min_profitable_iters): Use
7235 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7236 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7237 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7238 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7239 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7240 statement belongs to a group of strided accesses with the exact code
7242 (vectorizable_load): Likewise.
7243 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7244 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7246 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7248 * config/freebsd-stdint.h: New file.
7249 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7250 Add freebsd-stdint.h to tm_file.
7252 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7254 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7255 (thumb2_extendhidi2): Likewise.
7257 2009-05-31 Ian Lance Taylor <iant@google.com>
7259 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7261 2009-05-31 Ian Lance Taylor <iant@google.com>
7263 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7264 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7265 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7267 2009-05-31 Jason Merrill <jason@redhat.com>
7269 * tree-pretty-print.c (print_call_name): Take the callee, not the
7270 call itself. Make non-static. Use dump_function_name for functions.
7271 (dump_generic_node): Adjust.
7272 * diagnostic.h: Declare print_call_name.
7273 * gimple-pretty-print.c (dump_gimple_call): Use it.
7275 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7277 * config/sh/sh.md (ashldi3_std): New define_expand.
7280 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7283 * config/sh/sh.c: Include debug.h.
7284 (sh_expand_epilogue): Emit a blockage insn before the frame
7285 pointer adjustment also when dwarf2out_do_frame returns true.
7287 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7289 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7290 (thumb2_extendqidi2): New pattern.
7292 2009-05-31 Ira Rosen <irar@il.ibm.com>
7294 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7295 mark phis for renaming.
7296 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7297 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7298 Call mark_sym_for_renaming.
7299 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7300 * tree-vect-loop.c (vect_transform_loop): Remove
7301 vect_memsyms_to_rename initialization and a call to
7302 mark_set_for_renaming.
7304 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7307 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7308 frame related even if !set_cfa && style < 0.
7310 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7312 * config/i386/mingw-tls.c: New file.
7313 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7314 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7315 defining _WIN32 but not __CYGWIN__.
7317 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7319 * configure.ac: Add MPC support.
7321 * config.in, configure: Regenerate.
7323 2009-05-29 Richard Henderson <rth@redhat.com>
7325 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7326 NOTE_INSN_BASIC_BLOCK.
7327 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7328 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7329 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7331 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7333 (add_cfi): Disable check redefining cfa away from drap.
7334 (lookup_cfa_1): Add remember argument; handle remember/restore.
7335 (lookup_cfa): Pass remember argument.
7336 (cfa_remember): New.
7337 (compute_barrier_args_size_1): Remove sibcall check.
7338 (dwarf2out_frame_debug_def_cfa): New.
7339 (dwarf2out_frame_debug_adjust_cfa): New.
7340 (dwarf2out_frame_debug_cfa_offset): New.
7341 (dwarf2out_frame_debug_cfa_register): New.
7342 (dwarf2out_frame_debug_cfa_restore): New.
7343 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7344 (dwarf2out_begin_epilogue): New.
7345 (dwarf2out_frame_debug_restore_state): New.
7346 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7347 DW_CFA_restore_state.
7348 (output_cfi_directive): Likewise.
7349 (convert_cfa_to_fb_loc_list): Likewise.
7350 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7351 * dwarf2out.h: Update.
7352 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7353 (copy_insn_1): Early out for null.
7354 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7355 and dwarf2out_frame_debug_restore_state.
7356 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7357 (prologue_insn_hash, epilogue_insn_hash): New.
7358 (free_after_compilation): Adjust freeing accordingly.
7359 (record_insns): Create hash table if needed; push insns into
7360 hash instead of array.
7361 (maybe_copy_epilogue_insn): New.
7362 (contains): Search hash table instead of array.
7363 (sibcall_epilogue_contains): Remove.
7364 (thread_prologue_and_epilogue_insns): Split eh_return insns
7365 and mark them as epilogues.
7366 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7367 scanning in terms of basic blocks.
7368 * insn-notes.def (CFA_RESTORE_STATE): New.
7369 * jump.c (returnjump_p_1): Accept EH_RETURN.
7370 (eh_returnjump_p_1, eh_returnjump_p): New.
7371 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7372 CFA_REGISTER, CFA_RESTORE): New.
7373 * rtl.def (EH_RETURN): New.
7374 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7376 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7377 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7379 * config/i386/i386.c (gen_push): Update cfa state.
7380 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7381 add a CFA_ADJUST_CFA note.
7382 (ix86_dwarf_handle_frame_unspec): Remove.
7383 (ix86_expand_prologue): Update cfa state.
7384 (ix86_emit_restore_reg_using_pop): New.
7385 (ix86_emit_restore_regs_using_pop): New.
7386 (ix86_emit_leave): New.
7387 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7388 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7389 * config/i386/i386.h (struct machine_cfa_state): New.
7390 (ix86_cfa_state): New.
7391 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7392 (eh_return_internal): Merge from eh_return_<mode>,
7393 use eh_return rtx, split w/ epilogue.
7395 2009-05-29 Ian Lance Taylor <iant@google.com>
7397 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7399 * calls.c (emit_library_call_value_1): Likewise.
7401 * c-typeck.c (c_build_va_arg): New function.
7402 * c-tree.h (c_build_va_arg): Declare.
7403 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7404 instead of build_va_arg.
7406 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7408 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7409 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7410 (ptr_difference_cost): Use affine combinations to compute it.
7411 (difference_cost): Likewise.
7412 (get_computation_cost_at): Compute more accurate cost for addresses
7413 if the ratio is a multiplier allowed in addresses.
7414 For non-addresses, consider that an additional offset or symbol is
7417 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7419 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7420 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7422 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7423 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7424 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7426 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7427 to 1 for TYPE_SSE{IADD1,CVT1}.
7428 (prefix_vex_imm8): Removed.
7429 (length_vex): Only pass 1 as second argument to
7430 ix86_attr_length_vex_default if prefix_extra is 0.
7431 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7432 (length): For prefix vex computation use length_immediate
7433 attribute instead of prefix_vex_imm8.
7434 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7435 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7436 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7437 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7438 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7439 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7440 a space in between the operands.
7441 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7442 if one operand is 0xff and the other one si, di, bp or sp.
7443 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7444 other one si, di, bp or sp.
7445 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7446 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7447 type and mode attributes.
7448 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7449 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7450 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7451 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7452 prefix_data16 attribute iff MODE_DF.
7453 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7454 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7455 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7456 constm128_operand in length_immediate computation.
7457 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7458 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7459 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7460 length_immediate attribute to 1.
7461 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7462 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7463 for certain alternatives.
7464 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7465 prefix_data16 attribute if MODE_V1DF.
7466 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7467 length_immediate to 1.
7468 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7469 length_address to 4, set mode attribute to MODE_DI.
7470 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7471 (fxam<mode>2_i387): Set length attribute to 4.
7472 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7473 *prefetch_3dnow_rex): Override length_address attribute.
7474 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7476 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7477 (constm128_operand): Removed.
7478 * config/i386/i386.c (memory_address_length): For
7479 disp && !index && !base in 64-bit mode account for SIB byte if
7480 print_operand_address can't optimize disp32 into disp32(%rip)
7481 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7482 for fs: or gs: segment.
7483 (ix86_attr_length_immediate_default): When checking if shortform
7484 is possible, truncate immediate to the length of the non-shortened
7486 (ix86_attr_length_address_default): Ignore MEM_P operands
7488 (ix86_attr_length_vex_default): Only check for DImode on
7489 GENERAL_REG_P operands.
7490 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7491 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7492 (sse_cvttps2pi): Clear prefix_rep attribute.
7493 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7495 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7496 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7497 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7498 iff operand 2 is const_int_operand.
7499 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7500 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7501 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7503 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7505 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7506 prefix_data16 attribute for movlpd and movhpd instructions.
7507 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7508 length_immediate for shufpd instruction.
7509 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7510 (avx_cmpp<avxmodesuffixf2c><mode>3,
7511 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7512 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7513 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7514 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7515 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7516 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7517 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7518 prefix_data16 attribute for the first alternative to 1.
7519 (*avx_loadlps): Override length_immediate for the first alternative.
7520 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7521 attributes for second alternative.
7522 (*vec_concatv2sf_sse4_1): Override length_immediate and
7523 prefix_data16 attributes for second alternative.
7524 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7525 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7526 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7527 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7528 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7529 prefix_data16 and length_immediate to 1.
7530 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7532 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7533 prefix_extra attribute for variants that don't have 0f prefix alone.
7534 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7535 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7536 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7537 *sse4_1_pextrd): Set length_immediate to 1.
7538 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7539 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7541 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7542 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7543 length_immediate to 1 for second alternative.
7544 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7545 prefix_extra and length_immediate attributes for the first
7547 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7549 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7550 to 1 for the first and third alternative.
7551 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7553 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7555 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7557 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7558 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7559 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7560 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7561 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7562 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7563 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7564 ssse3_psign<mode>3): Override prefix_rex attribute.
7565 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7566 (ssse3_palignrti): Override length_immediate to 1.
7567 (ssse3_palignrdi): Override length_immediate to 1, override
7568 prefix_rex attribute.
7569 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7570 (sse4a_extrqi): Override length_immediate to 2.
7571 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7572 (sse4a_insertq): Override prefix_data16 to 0.
7573 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7574 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7575 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7576 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7577 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7578 and length_immediate to 1.
7579 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7580 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7581 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7582 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7583 and length_immediate to 1.
7584 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7585 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7586 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7587 avx_ptest256): Override prefix_extra to 1.
7588 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7589 Override prefix_data16 and length_immediate to 1.
7590 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7591 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7592 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7593 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7594 prefix_data16 to 0 and prefix_extra to 2.
7595 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7596 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7598 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7599 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7600 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7601 and prefix_extra to 2.
7602 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7603 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7604 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7605 avx_vpermilvar<mode>3,
7606 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7607 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7608 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7609 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7610 Override prefix_extra to 1.
7611 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7612 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7613 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7614 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7615 prefix_extra and length_immediate to 1.
7616 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7618 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7619 to 1 for the first alternative.
7620 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7621 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7623 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7624 *movv2sf_internal_avx, *movv2sf_internal): Override
7625 prefix_rep attribute for certain alternatives.
7626 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7627 attributes for certain alternatives.
7628 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7629 attributes for certain alternatives.
7630 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7631 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7632 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7633 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7634 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7635 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7636 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7637 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7638 length_immediate to 1 if operand 2 is const_int_operand.
7639 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7640 *vec_extractv2si_1): Set length_immediate attribute to 1.
7641 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7642 using old 3DNOW insn rather than SSE/3DNOW_A.
7643 (mmx_emms, mmx_femms): Clear modrm attribute.
7645 2009-05-29 Martin Jambor <mjambor@suse.cz>
7647 * tree-sra.c: New implementation of SRA.
7649 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7650 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7651 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7652 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7653 (SRA_MAX_STRUCTURE_COUNT): Removed.
7654 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7655 * doc/invoke.texi (sra-max-structure-size): Removed.
7656 (sra-field-structure-ratio): Removed.
7658 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7661 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7664 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7666 PR rtl-optimization/40101
7667 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7668 seqno. Adjust comment.
7669 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7670 inserting bookkeeping before a jump, the jump is not scheduled.
7671 When no positive seqno found, provide a value. Add comment.
7673 2009-05-29 Richard Guenther <rguenther@suse.de>
7675 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7676 short-cutting on the first component.
7678 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7681 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7682 for trees other than decls/types.
7684 2009-05-29 Richard Guenther <rguenther@suse.de>
7686 * tree-ssa-operands.c (get_expr_operands): Do not handle
7687 INDIRECT_REFs in the handled-component case. Remove
7688 unused get_ref_base_and_extent case.
7689 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7690 tree_low_cst and host_integerp where possible.
7691 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7692 codes for equivalence.
7693 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7695 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7697 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7698 to tmake_file for i[34567]86-*-cygwin*.
7700 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7703 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7704 (altivec_categorize_keyword, init_vector_keywords,
7705 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7708 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7710 * tree.c (handle_dll_attribute): Check if node is
7711 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7713 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7715 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7717 (thumb2_zero_extendqidi2): Likewise.
7719 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7721 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7722 instead of gen_movrt.
7723 * config/sh/sh.md (movrt): Remove.
7725 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7727 * doc/invoke.texi (IA-64 Options):
7728 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7729 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7730 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7731 -msched-prefer-non-control-spec-insns,
7732 -msched-stop-bits-after-every-cycle,
7733 -msched-count-spec-in-critical-path,
7734 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7735 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7736 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7737 and -msched-spec-verbose.
7739 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7741 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7742 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7744 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7746 2009-05-28 Richard Guenther <rguenther@suse.de>
7748 * tree-ssa-alias.c (ao_ref_init): New function.
7749 (ao_ref_base): Likewise.
7750 (ao_ref_base_alias_set): Likewise.
7751 (ao_ref_alias_set): Likewise.
7752 (refs_may_alias_p_1): Change signature.
7753 (refs_may_alias_p): Adjust.
7754 (refs_anti_dependent_p): Likewise.
7755 (refs_output_dependent_p): Likewise.
7756 (call_may_clobber_ref_p_1): Change signature.
7757 (call_may_clobber_ref_p): Adjust.
7758 (stmt_may_clobber_ref_p_1): New function split out from ...
7759 (stmt_may_clobber_ref_p): ... here.
7760 (maybe_skip_until): Adjust signature.
7761 (get_continuation_for_phi): Likewise.
7762 (walk_non_aliased_vuses): Likewise.
7763 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7764 (ao_ref_init): Declare.
7765 (ao_ref_base): Likewise.
7766 (ao_ref_alias_set): Likewise.
7767 (stmt_may_clobber_ref_p_1): Likewise.
7768 (walk_non_aliased_vuses): Adjust.
7769 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7770 (get_ref_from_reference_ops): remove.
7771 (vn_reference_lookup_2): Adjust signature.
7772 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7773 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7774 (vn_reference_lookup): Adjust.
7775 (vn_reference_insert): Likewise.
7776 (vn_reference_insert_pieces): Adjust signature.
7777 (visit_reference_op_call): Adjust.
7778 * tree-ssa-pre.c (get_expr_type): Simplify.
7779 (phi_translate_1): Adjust.
7780 (compute_avail): Likewise.
7781 (translate_vuse_through_block): Do not re-build trees.
7782 (value_dies_in_block_x): Likewise.
7783 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7785 (vn_reference_lookup_pieces): Adjust declaration.
7786 (vn_reference_insert_pieces): Likewise.
7788 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7790 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7791 with checking disabled.
7793 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7797 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7798 macro definition for support of three-operand format aligned
7799 .comm directive in assembler on cygwin/pe/mingw target OS.
7800 * configure: Regenerate.
7801 * config.h: Regenerate.
7803 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7804 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7805 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7807 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7808 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7810 2009-05-28 Ira Rosen <irar@il.ibm.com>
7812 PR tree-optimization/40254
7813 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7814 in analysis of basic blocks.
7816 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7819 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7820 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7821 (TARGET_INITIALIZER): Use it.
7822 * cse.c (CHEAPER): Move it up to the other macros.
7823 (insert): Rename this ...
7824 (insert_with_costs): ... to this. Add cost parameters. Update
7826 (insert): New function. Call insert_with_costs.
7827 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7828 find_reg_offset_for_const, try_const_anchors): New functions.
7829 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7830 when using a const-anchor. Call insert_const_anchors.
7831 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7832 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7834 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7836 * tree-inline.c (remap_decls): Enable nonlocalized variables
7837 when not optimizing.
7839 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7841 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7842 Simplify other tests involving optimize.
7844 2009-05-27 Tom Tromey <tromey@redhat.com>
7846 * unwind-dw2.c (_Unwind_DebugHook): New function.
7847 (uw_install_context): Call _Unwind_DebugHook.
7849 2009-05-27 Tom Tromey <tromey@redhat.com>
7851 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7853 2009-05-27 Ian Lance Taylor <iant@google.com>
7855 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7856 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7857 (ALL_LINKERFLAGS): Define.
7858 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7859 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7860 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7861 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7862 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7863 $(LINKER_FOR_BUILD).
7864 (build/gcov-iov$(build_exeext)): Likewise.
7866 2009-05-27 Julian Brown <julian@codesourcery.com>
7868 * gcse.c (target.h): Include.
7869 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7870 copy of argument to a pseudo register.
7872 2009-05-27 Diego Novillo <dnovillo@google.com>
7874 * tree-ssa-live.c (dump_scope_block): Document arguments.
7875 (dump_scope_blocks): Document.
7876 (debug_scope_blocks): New.
7877 * tree-flow.h (debug_scope_blocks): Declare.
7879 2009-05-21 Denis Chertykov <denisc@overta.ru>
7881 * doc/contrib.texi (Contributors): Add myself to the list.
7883 2009-05-27 Olivier Hainque <hainque@adacore.com>
7885 * expr.c (target_align): New function. Alignment the TARGET of an
7886 assignment may be assume to have.
7887 (highest_pow2_factor_for_target): Use it instead of relying on
7888 immediate tree attributes of TARGET, not necessarily honored when
7889 intermediate bitfields are involved.
7891 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7894 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7895 AVX, SSE4, AES, PCLMUL and POPCNT.
7897 2009-05-27 Diego Novillo <dnovillo@google.com>
7899 * tree-pretty-print.c (dump_location): New.
7900 (dump_generic_node): Call it.
7901 Factor code to handle BLOCK nodes ...
7902 (dump_block_node): ... here.
7904 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7906 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7908 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7910 * gcc-plugin.h: Include config.h and system.h.
7911 (IN_GCC): Define if not defined.
7913 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7916 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7919 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7921 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7923 * config/m32r/m32r.h: Ditto.
7924 * config/m32r/m32r.md: Ditto.
7925 * config/m32r/predicates.md: Ditto.
7927 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7929 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7931 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7934 (Loading plugins): typo.
7935 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7936 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7937 (Interacting with the GCC Garbage Collector): Added new section.
7938 (Giving information about a plugin): Added new section for
7940 * ggc.h (ggc_register_root_tab): Added declaration.
7941 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7942 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7943 (register_callback): Improved comment in declaration.
7944 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7945 (extra_root_vec) Added static variable for dynamic roots registration.
7946 (ggc_register_root_tab) Added new routine.
7947 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7948 PLUGIN_GGC_MARKING event.
7949 * ggc-zone.c: Include plugin.h.
7950 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7951 * ggc-page.c: Include plugin.h.
7952 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7953 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7954 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7955 (register_callback): check lack of callbacks for
7956 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7957 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7958 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7959 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7960 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7961 dependency on plugin.h.
7962 (plugin.o): Added dependency on ggc.h...
7964 2009-05-26 Richard Guenther <rguenther@suse.de>
7968 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7969 with mismatched comparison modes.
7971 * expr.c (expand_expr_real_1): Expand the operand of a
7972 VIEW_CONVERT_EXPR in its natural mode.
7974 2009-05-26 Ian Lance Taylor <iant@google.com>
7976 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7977 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7978 (ALL_COMPILERFLAGS): Define.
7979 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7980 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7981 (collect2$(exeext), collect2.o): Likewise.
7982 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7983 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7984 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7985 (libbackend.o, intl.o, cppdefault.o): Likewise.
7986 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7987 (build/%.o): Use $(COMPILER_FOR_BUILD).
7988 (build/gen%$(build_exeext)): Likewise.
7989 (build/gcov-iov$(build_exeext)): LIkewise.
7990 * config/t-darwin (darwin.o): Use $(COMPILER).
7991 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7992 * config/t-sol2 (sol2-c.o): Likewise.
7994 * config/t-vxworks (vxworks.o): Likewise.
7995 * config/x-darwin (host-darwin.o): Likewise.
7996 * config/x-hpux (host-hpux.o): Likewise.
7997 * config/x-linux (host-linux.o): Likewise.
7998 * config/x-solaris (host-solaris.o): Likewise.
7999 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8000 * config/arm/t-arm (arm-c.o): Likewise.
8001 * config/arm/t-pe (pe.o): Likewise.
8002 * config/arm/t-wince-pe (pe.o): Likewise.
8003 * config/i386/t-cygming (winnt.o): Likewise.
8004 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8005 * config/i386/t-cygwin (cygwin1.o): Likewise.
8006 (cygwin2.o): Likewise.
8007 * config/i386/t-i386 (i386-c.o): Likewise.
8008 * config/i386/t-interix (winnt.o): Likewise.
8009 * config/i386/t-netware (netware.o): Likewise.
8010 * config/i386/t-nwld (nwld.o): Likewise.
8011 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8012 * config/i386/x-i386 (driver-i386.o): Likewise.
8013 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8014 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8015 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8016 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8017 * config/mips/x-native (driver-native.o): Likewise.
8018 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8019 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8020 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8021 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8022 * config/score/t-score-elf (score7.o): Likewise.
8023 (score3.o): Likewise.
8024 * config/sh/t-sh (sh-c.o): Likewise.
8025 * config/sh/t-symbian (sh-c.o): Likewise.
8026 (symbian.o): Likewise.
8027 * config/spu/t-spu-elf (spu-c.o): Likewise.
8028 * config/v850/t-v850 (v850-c.o): Likewise.
8029 * config/v850/t-v850e (v850-c.o): Likewise.
8031 2009-05-26 Richard Guenther <rguenther@suse.de>
8033 PR tree-optimization/40122
8034 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8035 VECTOR_CSTs if possible.
8036 (fold_gimple_assign): Likewise.
8038 2009-05-26 Richard Guenther <rguenther@suse.de>
8041 * fold-const.c (fold_binary): Use the correct types for building
8044 2009-05-26 Richard Guenther <rguenther@suse.de>
8046 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8047 redundant calls to merge_alias_info.
8048 (bump_vector_ptr): Likewise.
8049 * tree-ssa-copy.c (merge_alias_info): Remove.
8050 (replace_exp_1): Remove call to merge_alias_info.
8051 (propagate_tree_value): Likewise.
8052 (fini_copy_prop): Propagate points-to info.
8053 * tree-flow.h (merge_alias_info): Remove.
8055 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8057 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8059 2009-05-25 Jan Hubicka <jh@suse.cz>
8061 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8062 * cgraph.h (struct inline_summary): New filed self_wize,
8063 size_inlining_benefit, self_time and time_inlining_benefit.
8064 (struct cgraph_global_info): Replace insns by time ans size fields.
8065 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8066 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8067 (ipcp_update_callgraph): Do not touch function bodies.
8068 * ipa-inline.c: Include except.h
8069 (MAX_TIME): New constant.
8070 (overall_insns): Remove.
8072 (overall_size, max_benefit): New static variables.
8073 (cgraph_estimate_time_after_inlining): New function.
8074 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8075 (cgraph_clone_inlined_nodes): Update size.
8076 (cgraph_mark_inline_edge): Update size.
8077 (cgraph_estimate_growth): Use size info.
8078 (cgraph_check_inline_limits): Check size.
8079 (cgraph_default_inline_p): Likewise.
8080 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8081 (cgraph_decide_recursive_inlining): Check size.
8082 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8084 (cgraph_decide_inlining): Likewise.
8085 (cgraph_decide_inlining_incrementally): Likewise; honor
8086 PARAM_EARLY_INLINING_INSNS.
8087 (likely_eliminated_by_inlining_p): New predicate.
8088 (estimate_function_body_sizes): New function.
8089 (compute_inline_parameters): Use it.
8090 * except.c (must_not_throw_labels): New function.
8091 * except.h (must_not_throw_labels): Declare.
8092 * tree-inline.c (init_inline_once): Kill inlining_weigths
8093 * tree-ssa-structalias.c: Avoid uninitialized warning.
8094 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8095 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8096 (PARAM_INLINE_CALL_COST): Remove.
8097 (PARAM_EARLY_INLINING_INSNS): New.
8099 2009-05-25 Richard Guenther <rguenther@suse.de>
8101 PR tree-optimization/36327
8102 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8103 callback for reference translation or lookup at the point of may-defs.
8104 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8105 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8106 for union COMPONENT_REFs.
8107 (vn_reference_lookup_3): New callback. Lookup from memset
8108 and CONSTRUCTOR assignment, translate through struct copies.
8109 (vn_reference_lookup_pieces): Make sure to not free the
8110 passed operands array. Adjust walk_non_aliased_vuses call.
8111 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8112 make sure we do not leak memory.
8114 2009-05-25 Richard Guenther <rguenther@suse.de>
8116 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8117 * tree-inline.c (expand_call_inline): Reset the escaped and
8119 * tree-ssa-structalias.c (pass_build_ealias): New.
8120 * tree-pass.h (pass_build_ealias): Declare.
8121 * passes.c (init_optimization_passes): Add PTA during
8122 early optimizations.
8123 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8124 and CALLUSED solutions.
8125 (dump_points_to_solution): New function, split out from ...
8126 (dump_points_to_info_for): ... here.
8127 * tree-parloops.c (parallelize_loops): Reset the escaped and
8130 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8133 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8134 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8136 2009-05-25 Ira Rosen <irar@il.ibm.com>
8138 PR tree-optimization/40238
8139 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8140 statements after basic block's labels.
8141 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8142 to free the allocated memory.
8144 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8146 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8147 return address with a USE.
8149 2009-05-24 Richard Guenther <rguenther@suse.de>
8152 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8153 array type from the main variant of the inner type.
8155 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8157 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8158 definition to bool (from int) to un-break build.
8159 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8161 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8163 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8164 discard_stmt_changes): Delete.
8165 * tree-ssa-operands.c (scb_stack): Delete.
8166 (init_ssa_operands): Do not initialize it.
8167 (fini_ssa_operands): Do not free it.
8168 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8170 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8171 update_stmt, remove the others. Fix comments.
8172 * tree-dfa.c (optimize_stack_restore): Likewise.
8173 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8174 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8175 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8176 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8178 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8179 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8180 (dom_opt_finalize_block): Likewise, adjusting access to
8182 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8183 (stmts_to_rescan): Change item type to gimple.
8184 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8186 2009-05-24 Ira Rosen <irar@il.ibm.com>
8188 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8189 * tree-pass.h (pass_slp_vectorize): New pass.
8190 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8191 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8192 * tree-vectorizer.c (timevar.h): Include.
8193 (user_vect_verbosity_level): Declare.
8194 (vect_location): Fix comment.
8195 (vect_set_verbosity_level): Update user_vect_verbosity_level
8196 instead of vect_verbosity_level.
8197 (vect_set_dump_settings): Add an argument. Ignore user defined
8198 verbosity if dump flags require higher level of verbosity. Print to
8199 stderr only for loop vectorization.
8200 (vectorize_loops): Update call to vect_set_dump_settings.
8201 (execute_vect_slp): New function.
8202 (gate_vect_slp): Likewise.
8203 (struct gimple_opt_pass pass_slp_vectorize): New.
8204 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8206 (vec_info_for_bb): New function.
8207 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8208 (VECTORIZATION_ENABLED): New macro.
8209 (SLP_ENABLED, SLP_DISABLED): Likewise.
8210 (vect_is_simple_use): Add bb_vec_info argument.
8211 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8212 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8213 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8214 vect_schedule_slp, vect_analyze_slp): Likewise.
8215 (vect_analyze_stmt): Add slp_tree argument.
8216 (find_bb_location): Declare.
8217 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8218 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8219 (vect_analyze_loop_operations, vect_analyze_loop,
8220 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8221 vect_finalize_reduction, vectorizable_reduction,
8222 vectorizable_live_operation, vect_transform_loop): Likewise.
8223 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8224 skip evolution analysis if analyzing a basic block.
8225 (dr_analyze_indices): Likewise.
8226 (initialize_data_dependence_relation): Skip the test whether the
8227 object is invariant for basic blocks.
8228 (compute_all_dependences): Skip dependence analysis for data
8229 references in basic blocks.
8230 (find_data_references_in_stmt): Don't fail in case of invariant
8231 access in basic block.
8232 (find_data_references_in_bb): New function.
8233 (find_data_references_in_loop): Move code to
8234 find_data_references_in_bb and add a call to it.
8235 (compute_data_dependences_for_bb): New function.
8236 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8237 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8239 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8240 unknown dependence in basic block and fail in case of dependence in
8242 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8243 dependence instances from either loop or basic block vectorization
8245 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8246 before calling nested_in_vect_loop_p.
8247 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8248 dependence instances from either loop or basic block vectorization
8250 (vect_verify_datarefs_alignment): Likewise.
8251 (vect_enhance_data_refs_alignment): Adjust function calls.
8252 (vect_analyze_data_refs_alignment): Likewise.
8253 (vect_analyze_group_access): Fix printing. Skip different checks if
8254 DR_STEP is 0. Keep strided stores either in loop or basic block
8255 vectorization data structure. Fix indentation.
8256 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8258 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8259 dependence instances from either loop or basic block vectorization
8261 (vect_analyze_data_refs): Update comment. Call
8262 compute_data_dependences_for_bb to analyze basic blocks.
8263 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8264 case of loop vectorization. In case of basic block vectorization use
8265 data-ref itself as a base.
8266 (vect_create_data_ref_ptr): In case of basic block vectorization:
8267 don't advance the pointer, add new statements before the current
8268 statement. Adjust function calls.
8269 (vect_supportable_dr_alignment): Support only aligned accesses in
8270 basic block vectorization.
8271 * common.opt (ftree-slp-vectorize): New flag.
8272 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8273 (vect_pattern_recog_1): Likewise.
8274 * tree-vect-stmts.c (process_use): Likewise.
8275 (vect_init_vector): Add new statements in the beginning of the basic
8276 block in case of basic block SLP.
8277 (vect_get_vec_def_for_operand): Adjust function calls.
8278 (vect_finish_stmt_generation): Likewise.
8279 (vectorizable_call): Add assert that it is loop vectorization, adjust
8281 (vectorizable_conversion, vectorizable_assignment): Likewise.
8282 (vectorizable_operation): In case of basic block SLP, take
8283 vectorization factor from statement's type and skip the relevance
8284 check. Adjust function calls.
8285 (vectorizable_type_demotion): Add assert that it is loop
8286 vectorization, adjust function calls.
8287 (vectorizable_type_promotion): Likewise.
8288 (vectorizable_store): Check for outer loop only in case of loop
8289 vectorization. Adjust function calls. For basic blocks, skip the
8290 relevance check and don't advance pointers.
8291 (vectorizable_load): Likewise.
8292 (vectorizable_condition): Add assert that it is loop vectorization,
8293 adjust function calls.
8294 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8295 that it is not reduction, get vector type, call only supported
8296 functions, skip loop specific parts.
8297 (vect_transform_stmt): Check for outer loop only in case of loop
8299 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8300 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8301 for external definition.
8302 * passes.c (pass_slp_vectorize): New pass.
8303 * tree-vect-slp.c (find_bb_location): New function.
8304 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8305 check for patterns only in loops.
8306 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8307 case of multiple types in basic block SLP.
8308 (vect_mark_slp_stmts_relevant): New function.
8309 (vect_supported_load_permutation_p): Fix comment.
8310 (vect_analyze_slp_instance): Add argument. In case of basic block
8311 SLP, take vectorization factor from statement's type, check that
8312 unrolling factor is 1. Adjust function call. Save SLP instance in
8313 either loop or basic block vectorization structure. Return FALSE,
8315 (vect_analyze_slp): Add argument. Get strided stores groups from
8316 either loop or basic block vectorization structure. Return FALSE
8317 if basic block SLP failed.
8318 (new_bb_vec_info): New function.
8319 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8320 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8321 (vect_schedule_slp): Add argument. Get SLP instances from either
8322 loop or basic block vectorization structure. Set vectorization factor
8323 to be 1 for basic block SLP.
8324 (vect_slp_transform_bb): New function.
8325 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8327 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8329 * final.c (shorten_branches): Do not align labels for jump tables.
8330 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8332 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8334 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8335 Remove outdated reference to flow.c and fix nits.
8336 * doc/gccint.texi: Tweak RTL description.
8337 * doc/rtl.texi: Likewise.
8339 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8341 * config/avr/avr.c: Change my email address.
8342 * config/avr/avr.h: Likewise.
8343 * config/avr/avr.md: Likewise.
8344 * config/avr/avr-protos.h: Likewise.
8345 * config/avr/libgcc.S: Likewise.
8347 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8349 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8350 (spu_split_load, spu_split_store): Change return type to int.
8351 (spu_split_convert): Declare.
8352 * config/spu/predicates.md (spu_mem_operand): Remove.
8353 (spu_mov_operand): Update.
8354 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8355 * config/spu/spu.c (regno_aligned_for_load): Remove.
8356 (reg_aligned_for_addr, spu_expand_load): Define.
8357 (spu_expand_extv): Reimplement and handle MEM.
8358 (spu_expand_insv): Handle MEM.
8359 (spu_sched_reorder): Handle insn's with length 0.
8360 (spu_legitimate_address_p): Reimplement.
8361 (store_with_one_insn_p): Return TRUE for any mode with size
8362 larger than 16 bytes.
8363 (address_needs_split): Define.
8364 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8366 (spu_convert_move): Define.
8367 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8368 (spu_split_store): Change all MEM's to TImode.
8369 (spu_init_expanders): Preallocate registers that correspond to
8370 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8372 (spu_split_convert): Define.
8373 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8374 (_move<mode>, _movdi, _movti): Update predicate and condition.
8375 (load, store): Change to define_split.
8376 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8378 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8379 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8380 define_insn_and_split of lshr<mode>3.
8381 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8382 (<v>ashr<mode>3_imm): Define.
8383 (extv, extzv, insv): Allow MEM operands.
8384 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8385 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8386 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8387 (_spu_convert2): Change to define_insn_and_split and remove the
8388 corresponding define_peephole2.
8389 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8390 Change predicates to memory_operand.
8392 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8394 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8396 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8398 PR tree-optimization/40219
8399 * tree.c (iterative_hash_expr): Make sure the builtin function is
8400 a normal builtin function and not a front end or back end builtin
8401 before indexing into the built_in_decls array.
8403 2009-05-22 Richard Guenther <rguenther@suse.de>
8406 * alias.c (write_dependence_p): Do not use TBAA for answering
8407 anti-dependence or output-dependence.
8408 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8409 (emit_pointer_definition): Remove.
8410 (emit_alias_warning): Likewise.
8411 (find_what_var_points_to): Remove TBAA pruning code.
8412 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8414 (compute_points_to_sets): Remove code computing the set of
8415 dereferenced pointers.
8416 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8417 oracle for querying anti and output dependencies.
8418 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8419 if TBAA may be applied.
8420 (refs_anti_dependent_p): New function.
8421 (refs_output_dependent_p): Likewise.
8422 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8423 (refs_output_dependent_p): Likewise.
8424 * doc/tree-ssa.texi (Memory model): New section.
8425 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8426 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8427 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8428 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8429 * expr.c (expand_expr_real_1): Likewise.
8430 * gimple-low.c (lower_stmt): Likewise.
8431 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8432 (dump_gimple_cdt): Remove.
8433 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8434 (gimple_size): Likewise.
8435 (walk_gimple_op): Likewise.
8436 (is_gimple_stmt): Likewise.
8437 (walk_stmt_load_store_addr_ops): Likewise.
8438 (gimple_build_cdt): Remove.
8439 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8440 * gimple.h (gimple_cdt_new_type): Remove.
8441 (gimple_cdt_new_type_ptr): Likewise.
8442 (gimple_cdt_set_new_type): Likewise.
8443 (gimple_cdt_location): Likewise.
8444 (gimple_cdt_location_ptr): Likewise.
8445 (gimple_cdt_set_location): Likewise.
8446 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8447 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8448 GIMPLE_CHANGE_DYNAMIC_TYPE.
8449 (verify_types_in_gimple_stmt): Likewise.
8450 * tree-inline.c (estimate_num_insns): Likewise.
8451 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8452 (copy_decl_to_var): Likewise.
8453 (copy_result_decl_to_var): Likewise.
8454 * tree-pretty-print.c (dump_generic_node): Do not handle
8455 CHANGE_DYNAMIC_TYPE_EXPR.
8456 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8457 * tree-ssa-operands.c (get_expr_operands): Likewise.
8458 * tree-ssa-structalias.c (struct variable_info): Remove
8459 no_tbaa_pruning member.
8460 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8461 (unify_nodes): Do not copy it.
8462 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8463 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8464 (set_uids_in_ptset): Do not check it.
8465 (find_what_var_points_to): Likewise.
8466 (compute_tbaa_pruning): Remove.
8467 (compute_points_to_sets): Do not call it.
8468 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8469 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8470 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8471 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8472 (DECL_NO_TBAA_P): Likewise.
8473 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8474 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8475 (expand_omp_atomic_pipeline): Do not set it.
8476 * print-tree.c (print_node): Do not dump it.
8477 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8480 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8483 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8486 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8488 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8491 2009-05-22 Ben Elliston <bje@au.ibm.com>
8493 * Makefile.in (bversion.h, s-bversion): New targets.
8494 (TOPLEV_H): Add bversion.h.
8495 * toplev.h: Include "bversion.h".
8496 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8497 the __format__ attribute only if compiling with the same version
8498 of GCC as the sources (the "build version").
8500 2009-05-22 Ben Elliston <bje@au.ibm.com>
8502 * c-format.c (handle_format_attribute): Fix comment typo.
8504 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8507 * config/ia64/ia64.opt (mfused-madd): New.
8508 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8509 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8510 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8511 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8512 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8513 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8514 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8515 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8516 instruction if !TARGET_FUSED_MADD.
8517 (fpma, fpms): Remove colon from name.
8519 2009-05-22 Richard Guenther <rguenther@suse.de>
8521 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8522 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8523 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8525 (create_expression_by_pieces): Only convert if necessary.
8526 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8527 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8529 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8531 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8532 regular pattern from a template and rename it ...
8533 (*extzv_truncsi_exts): ... to this.
8535 2009-05-21 Richard Guenther <rguenther@suse.de>
8537 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8538 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8539 (cgraph_default_inline_p): Likewise.
8540 (cgraph_decide_inlining_incrementally): Likewise.
8542 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8543 Uros Bizjak <ubizjak@gmail.com>
8545 * config/i386/cpuid.h (bit_MOVBE): New.
8547 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8549 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8550 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8551 (ix86_handle_option): Handle OPT_mmovbe.
8552 (ix86_target_string): Add -mmovbe.
8553 (pta_flags): Add PTA_MOVBE.
8554 (processor_alias_table): Add PTA_MOVBE to "atom".
8555 (override_options): Handle PTA_MOVBE.
8557 * config/i386/i386.h (TARGET_MOVBE): New.
8559 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8560 (*bswapsi_movbe): New.
8561 (*bswapdi_movbe): Likewise.
8562 (bswapdi2): Renamed to ...
8564 (bswapdi2): New expander.
8566 * config/i386/i386.opt (mmovbe): New.
8568 * doc/invoke.texi: Document -mmovbe.
8570 2009-05-21 Taras Glek <tglek@mozilla.com>
8572 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8573 * gcc-plugin.h (plugin_init): Updated signature.
8574 * gcc-plugin.h (plugin_name_args): Moved to this header.
8575 * doc/plugins.texi (plugin_init): Updated documention to reflect
8577 * doc/plugins.texi (plugin_name_args): Added to documention.
8579 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8581 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8582 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8584 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8586 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8587 JUMP_TABLE_DATA_P predicates where applicable.
8588 * config/i386/predicates.md: Ditto.
8589 * config/i386/sse.md: Ditto.
8591 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8593 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8594 operand2 -128 override length_immediate attribute to 1.
8595 * config/i386/predicates.md (constm128_operand): New predicate.
8597 * config/i386/i386.c (memory_address_length): Handle %r12
8598 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8600 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8601 mode look through optional ZERO_EXTEND and SUBREG.
8602 * config/i386/i386.md (R12_REG): New define_constant.
8603 (prefix_data16): For sse unit set also for MODE_TI insns.
8604 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8605 insns set if operand 1 is ext_QIreg_operand.
8606 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8607 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8609 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8610 mode from MODE_DI to MODE_SI.
8611 (movdi_1_rex64): Override modrm and length_immediate attributes
8612 only for movabs (TYPE_IMOV, alternative 2).
8613 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8614 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8615 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8616 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8617 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8618 prefix_rex attribute if DImode.
8619 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8620 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8621 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8622 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8623 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8624 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8625 Likewise. For TYPE_IMOV clear length_immediate attribute.
8626 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8627 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8628 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8629 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8630 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8631 or one operand TYPE_ISHIFT.
8632 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8633 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8634 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8635 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8636 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8637 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8638 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8639 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8640 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8641 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8642 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8643 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8644 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8645 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8646 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8647 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8648 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8649 set mode attribute, don't override length attribute.
8650 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8652 (return_internal_long): Set length attribute to 2 instead of 1.
8653 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8654 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8655 prefix_rex attribute.
8656 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8658 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8660 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8662 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8664 2009-05-20 Ian Lance Taylor <iant@google.com>
8666 * tree.c (build_tree_list_vec_stat): New function.
8667 (ctor_to_vec): New function.
8668 (build_nt_call_vec): New function.
8669 (build_call_array): Change args to be a const pointer.
8670 (build_call_vec): New function.
8671 * tree.h (build_nt_call_vec): Declare.
8672 (build_tree_list_vec_stat): Declare.
8673 (build_tree_list_vec): Define.
8674 (build_call_array): Update declaration.
8675 (build_call_vec): Declare.
8676 (ctor_to_vec): Declare.
8677 * c-common.c (tree_vector_cache): New static variable.
8678 (make_tree_vector): New function.
8679 (release_tree_vector): New function.
8680 (make_tree_vector_single): New function.
8681 (make_tree_vector_copy): New function.
8682 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8683 (make_tree_vector_single, make_tree_vector_copy): Declare.
8684 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8685 (c_parser_expr_list): Don't manage cache here, instead call
8687 (c_parser_release_expr_list): Remove static function.
8688 (c_parser_vec_to_tree_list): Remove static function.
8689 (c_parser_attributes): Call build_tree_list_vec instead of
8690 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8691 c_parser_release_expr_list.
8692 (c_parser_postfix_expression_after_primary): Likewise.
8693 (c_parser_objc_keywordexpr): Likewise.
8695 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8697 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8698 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8699 TARGET_CONVERT_TO_TYPE.
8700 * hooks.c (hook_tree_const_tree_null): Define.
8701 * hooks.h (hook_tree_const_tree_null): Declare.
8702 * target.h (struct gcc_target): Add invalid_parameter_type,
8703 invalid_return_type, promoted_type, and convert_to_type fields.
8704 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8705 (TARGET_INVALID_RETURN_TYPE): Define.
8706 (TARGET_PROMOTED_TYPE): Define.
8707 (TARGET_CONVERT_TO_TYPE): Define.
8708 (TARGET_INITIALIZER): Update for new fields.
8709 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8710 (grokparms): Check targetm.invalid_parameter_type.
8711 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8712 * c-convert.c (convert): Check targetm.convert_to_type.
8714 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8716 * config/mips/mips.md (*extenddi_truncate<mode>,
8717 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8719 (*extendhi_truncateqi): New define_insn_and_sptit.
8721 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8724 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8725 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8727 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8729 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8730 the operand of VIEW_CONVERT_EXPR.
8732 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8734 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8735 extended family and model for Intel processors. Support Intel Atom.
8737 2009-05-20 Olivier Hainque <hainque@adacore.com>
8739 * gstab.h (stab_code_type): Define, to be used instead of the
8740 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8742 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8743 occurrences by stab_code_type.
8744 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8746 2009-05-20 Martin Jambor <mjambor@suse.cz>
8748 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8749 (sra_insert_before): Likewise.
8750 (sra_insert_after): Likewise.
8751 (sra_init_cache): Likewise.
8752 (sra_type_can_be_decomposed_p): Likewise.
8753 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8754 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8755 (sra_insert_before): Likewise.
8756 (sra_insert_after): Likewise.
8757 (sra_init_cache): Likewise.
8758 (insert_edge_copies_seq): Made static and moved upwards.
8760 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8763 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8765 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8766 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8769 2009-05-20 Richard Guenther <rguenther@suse.de>
8771 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8772 with mismatched comparison modes.
8774 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8776 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8777 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8778 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8779 with shifts for Thumb2.
8780 (orsi_notsi): New for orn.
8781 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8782 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8783 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8784 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8785 Don't invert remainder for IOR.
8787 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8789 PR tree-optimization/40087
8790 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8791 number_of_iterations_ne): Rename never_infinite argument.
8792 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8793 number_of_iterations_le): Handle pointer-type ivs when
8794 exit_must_be_taken is false.
8795 (number_of_iterations_cond): Do not always assume that
8796 exit_must_be_taken if the control variable is a pointer.
8798 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8800 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8801 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8803 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8805 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8806 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8808 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8811 * c.opt (Wlogical-op): Disabled by default.
8812 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8814 * doc/invoke.texi (Wlogical-op): Likewise.
8816 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8818 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8820 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8821 Propagate the type of the first operand.
8822 <ASSERT_EXPR>: Simplify.
8823 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8824 Rewrite using the RHS code as discriminant.
8825 <NOP_EXPR>: Turn into CASE_CONVERT.
8826 <PLUS_EXPR>: Propagate the type of the first operand.
8828 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8830 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8831 (ia64_dconst_0_375): New.
8832 * config/ia64/ia64.c (ia64_override_options): Remove
8833 -minline-sqrt-min-latency warning.
8834 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8835 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8836 * config/ia64/ia64.md (*sqrt_approx): Remove.
8837 (sqrtsf2): Remove #if 0.
8838 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8839 (sqrtdf): Remove assert.
8840 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8841 (sqrtxf2): Remove #if 0.
8842 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8843 * div.md (sqrt_approx_rf): New.
8844 (sqrtsf2_internal_thr): New implementation.
8845 (sqrtsf2_internal_lat): New.
8846 (sqrtdf2_internal_thr: New implementation.
8847 (sqrtxf2_internal): New implementation.
8849 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8850 Hans-Peter Nilsson <hp@axis.com>
8852 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8853 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8854 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8855 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8856 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8857 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8858 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8859 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8860 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8861 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8862 * c-common.c: ...from here.
8864 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8866 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8868 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8870 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8872 2009-05-19 Ben Elliston <bje@au.ibm.com>
8874 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8875 assignments with memcpy calls.
8876 (add_fdes): Likewise.
8877 (binary_search_unencoded_fdes): Likewise.
8878 (linear_search_fdes): Eliminate type puns.
8880 2009-05-19 Richard Guenther <rguenther@suse.de>
8882 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8883 not falsely claim to have propagated into all uses.
8885 2009-05-19 Ben Elliston <bje@au.ibm.com>
8887 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8890 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8892 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8893 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8894 (TARGET_LEGITIMATE_ADDRESS_P): New.
8895 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8896 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8898 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8901 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8902 child of the containing namespace's DIE.
8904 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8906 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8907 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8908 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8911 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8914 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8915 gen_align with gen_pad.
8916 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8917 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8919 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8920 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8922 * config/i386/i386.md (align): Renamed to ...
8923 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8924 ASM_OUTPUT_MAX_SKIP_PAD.
8926 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8928 * config.gcc: Fix variable syntax.
8931 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8932 before calling exact_log2.
8933 (output_iorsi3): Likewise.
8934 (output_xorsi3): Likewise.
8936 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8938 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8939 for the none zero constant operand except for EQ and NE
8940 comprisons even when the first operand is R0.
8942 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8944 * config/s390/2064.md: Remove trailing whitespaces.
8945 * config/s390/2084.md: Likewise.
8946 * config/s390/constraints.md: Likewise.
8947 * config/s390/fixdfdi.h: Likewise.
8948 * config/s390/libgcc-glibc.ver: Likewise.
8949 * config/s390/s390-modes.def: Likewise.
8950 * config/s390/s390-protos.h: Likewise.
8951 * config/s390/s390.c: Likewise.
8952 * config/s390/s390.h: Likewise.
8953 * config/s390/s390.md: Likewise.
8954 * config/s390/tpf-unwind.h: Likewise.
8956 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8958 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8960 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8963 * configure.ac (m68k-*-*): Check if binutils support TLS.
8964 * configure: Regenerate.
8965 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8966 * config/m68k/constraints.md (Cu): New constraint.
8967 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8968 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8969 (movsi): Handle TLS symbols.
8970 (addsi3_5200): Handle XTLS symbols, indent.
8971 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8972 (m68k_tls_reference_p): Declare.
8973 (m68k_legitimize_address): Declare.
8974 (m68k_unwrap_symbol): Declare.
8975 * config/m68k/m68k.opt (mxtls): New option.
8976 * config/m68k/m68k.c (ggc.h): Include.
8977 (m68k_output_dwarf_dtprel): Implement hook.
8978 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8979 (m68k_expand_prologue): Load GOT pointer when function needs it.
8980 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8981 (m68k_legitimate_constant_address_p): Same.
8982 (m68k_decompose_address): Handle TLS references.
8983 (m68k_get_gp): New static function.
8984 (enum m68k_reloc): New contants.
8985 (TLS_RELOC_P): New macro.
8986 (m68k_wrap_symbol): New static function.
8987 (m68k_unwrap_symbol): New function.
8988 (m68k_final_prescan_insn_1): New static function.
8989 (m68k_final_prescan_insn): New function.
8990 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8992 (legitimize_pic_address): Handle TLS references..
8993 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8994 (m68k_libcall_value_in_a0_p)
8995 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8996 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8997 (m68k_legitimize_tls_address): Handle TLS references.
8998 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9000 (m68k_legitimize_address): Handle TLS symbols.
9001 (m68k_get_reloc_decoration): New static function.
9002 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9004 (m68k_output_dwarf_dtprel): Implement hook.
9005 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9006 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9007 m68k_call_* routines.
9008 (sched_attr_op_type): Handle TLS symbols.
9009 (gt-m68k.h): Include.
9010 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9011 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9013 2009-05-18 Martin Jambor <mjambor@suse.cz>
9015 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9016 (visit_store_addr_for_mod_analysis): New function.
9017 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9018 (determine_cst_member_ptr): Use gimple_assign_single_p.
9019 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9020 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9021 operands. Don't check number of operands of a NOP_EXPR.
9023 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9025 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9027 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9030 * c-common.c (warn_logical_operator): Don't warn if one of
9031 expression isn't always true or false.
9033 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9035 * config/i386/biarch32.h: New file.
9036 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9038 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9040 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9041 *zero_extend<mode>_truncqi): Merge these into ...
9042 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9043 Name the pattern following this as *zero_extendhi_truncqi.
9045 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9048 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9049 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9050 (output_info): Make field HOST_WIDEST_INT.
9051 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9052 (dump_bitmat_statistics): Same.
9054 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9056 * config.gcc (use_gcc_stdint): Set to wrap.
9057 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9058 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9059 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9060 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9061 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9062 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9063 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9064 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9066 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9068 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9070 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9071 Move definitions earlier.
9072 (OPT_ARCH64, OPT_ARCH32): Define.
9073 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9076 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9079 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9082 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9084 * arm.md (movdi2): Copy non-reg values to DImode registers.
9086 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9089 * final.c (label_to_max_skip): New function.
9090 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9091 CODE_LABEL_NUMBER <= max_labelno.
9092 * output.h (label_to_max_skip): New prototype.
9093 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9094 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9095 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9096 Handle CODE_LABELs with >= 16 byte alignment or with
9097 max_skip == (1 << align) - 1.
9098 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9099 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9102 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9103 .p2align 3 if MAX_SKIP is smaller than 7.
9104 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9106 2009-05-15 Ian Lance Taylor <iant@google.com>
9108 * alias.c (struct alias_set_entry_d): Rename from struct
9109 alias_set_entry. Change all uses.
9110 * except.c (struct call_site_record_d): Rename from struct
9111 call_site_record. Change all uses.
9112 * except.h (struct eh_region_d): Rename from struct eh_region.
9114 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9116 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9117 ivtype_map_elt. Change all uses.
9118 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9120 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9121 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9123 (struct sese_d): Rename from struct sese. Change all uses.
9124 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9125 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9126 * optabs.h (struct optab_d): Rename from struct optab. Change all
9128 (struct convert_optab_d): Rename from struct convert_optab.
9130 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9131 ipa_opt_pass. Change all uses.
9132 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9135 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9136 defined as a typedef.
9137 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9140 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9143 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9145 (merge_ranges): Returns bool.
9146 * tree.h (make_range): .. to here.
9147 (build_range_check): Likewise.
9148 (merge_ranges): Likewise. Renamed from merge_ranges.
9149 * c-typeck.c (parser_build_binary_op): Update calls to
9150 warn_logical_operator.
9151 * c-common.c (warn_logical_operator): Add new warning.
9152 * c-common.h (warn_logical_operator): Update declaration.
9154 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9156 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9158 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9160 * doc/install.texi: Document MPC requirements, flags etc.
9162 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9163 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9164 Evaluate constant arguments.
9165 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9166 (fold_builtin_1): Likewise, also evaluate constant arguments.
9167 Remove superfluous break.
9168 (do_mpc_ckconv): New.
9169 * real.h: Include mpc.h.
9170 * toplev.c (print_version): Output MPC version info if available.
9172 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9174 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9176 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9178 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9181 2009-05-15 Jan Hubicka <jh@suse.cz>
9183 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9184 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9185 (try_inline): Fix return value.
9186 (cgraph_decide_inlining_incrementally): Honor new value.
9187 (cgraph_early_inlining): Handle indirect inlining.
9188 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9190 2009-05-15 Jan Hubicka <jh@suse.cz>
9192 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9193 * cgraphunit.c (cgraph_finalize_function): Set it.
9194 (cgraph_expand_function): Use it.
9196 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9198 * real.c (encode_ieee_half): Define.
9199 (decode_ieee_half): Define.
9200 (ieee_half_format): Define.
9201 (arm_half_format): Define.
9202 * real.h (ieee_half_format): Declare.
9203 (arm_half_format): Declare.
9205 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9207 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9208 swapped, and reversed optabs exist before trying to use them.
9210 2009-05-15 Paul Brook <paul@codesourcery.com>
9211 Sandra Loosemore <sandra@codesourcery.com>
9213 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9214 loads. Allow PRE_DEC.
9215 (output_move_neon): Handle PRE_DEC.
9216 (arm_print_operand): Add 'A' for neon structure loads.
9217 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9218 * config/arm/neon.md (neon_mov): Update comment.
9219 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9221 (Um): New constraint.
9223 2009-05-15 Jan Hubicka <jh@suse.cz>
9225 Revert the following patch until testsuite fallout is fixed:
9226 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9227 * cgraph.h (struct inline_summary): New filed self_wize,
9228 size_inlining_benefit, self_time and time_inlining_benefit.
9229 (struct cgraph_global_info): Replace insns by time ans size fields.
9230 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9231 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9232 (ipcp_update_callgraph): Do not touch function bodies.
9233 * ipa-inline.c: Include except.h
9234 (MAX_TIME): New constant.
9235 (overall_insns): Remove
9236 (overall_size, max_benefit): New static variables.
9237 (cgraph_estimate_time_after_inlining): New function.
9238 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9239 (cgraph_clone_inlined_nodes): Update size.
9240 (cgraph_mark_inline_edge): Update size.
9241 (cgraph_estimate_growth): Use size info.
9242 (cgraph_check_inline_limits): Check size.
9243 (cgraph_default_inline_p): Likewise.
9244 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9245 (cgraph_decide_recursive_inlining): Check size.
9246 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9248 (cgraph_decide_inlining): Likewise.
9249 (cgraph_decide_inlining_incrementally): Likewise; honor
9250 PARAM_EARLY_INLINING_INSNS.
9251 (likely_eliminated_by_inlining_p): New predicate.
9252 (estimate_function_body_sizes): New function.
9253 (compute_inline_parameters): Use it.
9254 * except.c (must_not_throw_labels): New function.
9255 * except.h (must_not_throw_labels): Declare.
9256 * tree-inline.c (init_inline_once): Kill inlining_weigths
9257 * tree-ssa-structalias.c: Avoid uninitialized warning.
9258 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9259 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9260 (PARAM_INLINE_CALL_COST): Remove.
9261 (PARAM_EARLY_INLINING_INSNS): New.
9263 2009-05-15 Richard Guenther <rguenther@suse.de>
9265 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9266 not TODO_update_ssa.
9268 2009-05-15 Richard Guenther <rguenther@suse.de>
9270 PR tree-optimization/39999
9271 * gimple.h (gimple_expr_type): Use the expression type looking
9272 through useless conversions.
9273 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9274 (vn_nary_op_insert_stmt): Likewise.
9275 (simplify_binary_expression): Likewise.
9277 2009-05-15 Richard Guenther <rguenther@suse.de>
9279 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9280 New options, enabled by default.
9281 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9283 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9284 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9285 * tree-ssa-structalias.c (gate_tree_pta): New function.
9286 (pass_build_alias): Use it.
9288 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9291 recurse on an invariant address if a conversion from a pointer
9292 type to a wider integer type is involved.
9294 2009-05-15 Jan Hubicka <jh@suse.cz>
9296 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9297 * cgraph.h (struct inline_summary): New filed self_wize,
9298 size_inlining_benefit, self_time and time_inlining_benefit.
9299 (struct cgraph_global_info): Replace insns by time ans size fields.
9300 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9301 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9302 (ipcp_update_callgraph): Do not touch function bodies.
9303 * ipa-inline.c: Include except.h
9304 (MAX_TIME): New constant.
9305 (overall_insns): Remove
9306 (overall_size, max_benefit): New static variables.
9307 (cgraph_estimate_time_after_inlining): New function.
9308 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9309 (cgraph_clone_inlined_nodes): Update size.
9310 (cgraph_mark_inline_edge): Update size.
9311 (cgraph_estimate_growth): Use size info.
9312 (cgraph_check_inline_limits): Check size.
9313 (cgraph_default_inline_p): Likewise.
9314 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9315 (cgraph_decide_recursive_inlining): Check size.
9316 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9318 (cgraph_decide_inlining): Likewise.
9319 (cgraph_decide_inlining_incrementally): Likewise; honor
9320 PARAM_EARLY_INLINING_INSNS.
9321 (likely_eliminated_by_inlining_p): New predicate.
9322 (estimate_function_body_sizes): New function.
9323 (compute_inline_parameters): Use it.
9324 * except.c (must_not_throw_labels): New function.
9325 * except.h (must_not_throw_labels): Declare.
9326 * tree-inline.c (init_inline_once): Kill inlining_weigths
9327 * tree-ssa-structalias.c: Avoid uninitialized warning.
9328 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9329 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9330 (PARAM_INLINE_CALL_COST): Remove.
9331 (PARAM_EARLY_INLINING_INSNS): New.
9332 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9333 (inline-call-cost): Remove.
9334 (early-inlining-insns): New.
9336 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9338 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9340 (print_int_cst_bounds_in_octal_p): Likewise.
9341 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9343 * dwarf2out.c (base_type_die): Likewise.
9344 (is_subrange_type): Delete.
9345 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9346 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9347 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9348 if the destination type is boolean.
9349 (build_range_check): Do not special-case subtypes.
9350 (fold_sign_changed_comparison): Likewise.
9351 (fold_unary): Likewise.
9352 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9353 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9354 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9355 * tree.c (subrange_type_for_debug_p): New predicate based on the
9356 former is_subrange_type.
9357 * tree.h (subrange_type_for_debug_p): Declare.
9358 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9359 (convert_affine_scev): Remove call to above function.
9360 (chrec_convert_aggressive): Likewise.
9361 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9362 false for conversions involving subtypes.
9363 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9364 (vrp_val_min): Likewise.
9365 (needs_overflow_infinity): Likewise.
9366 (extract_range_from_unary_expr): Likewise.
9368 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9370 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9371 * config/frv/frv.c: Likewise.
9372 * config/s390/s390.c: Likewise.
9373 * config/sparc/sparc.h: Likewise.
9374 * config/i386/i386.h: Likewise.
9375 * config/i386/i386.c: Likewise.
9376 * config/crx/crx.c: Likewise.
9377 * config/m68hc11/m68hc11.h: Likewise.
9378 * config/iq2000/iq2000.c: Likewise.
9379 * config/mn10300/mn10300.h: Likewise.
9380 * config/mn10300/mn10300.c: Likewise.
9381 * config/m68k/m68k.c: Likewise.
9382 * config/rs6000/rs6000.c: Likewise.
9383 * config/rs6000/xcoff.h: Likewise.
9384 * config/rs6000/linux64.h: Likewise.
9385 * config/rs6000/sysv4.h: Likewise.
9386 * config/score/score3.c: Likewise.
9387 * config/score/score7.c: Likewise.
9388 * config/score/score.c: Likewise.
9389 * config/arm/arm.md: Likewise.
9390 * config/mips/mips.c: Likewise.
9391 * config/mips/mips.md: Likewise.
9392 * config/bfin/bfin.h: Likewise.
9393 * config/pa/pa.c: Likewise.
9394 * config/pa/constraints.md: Likewise.
9396 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9397 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9398 * config/pdp11/pdp11.h: Use memory_address_p instead.
9400 2009-05-14 Ian Lance Taylor <iant@google.com>
9402 * passes.c (finish_optimization_passes): Change i to int.
9403 * plugin.c (plugins_active_p): Change event to int.
9404 (dump_active_plugins): Likewise.
9405 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9407 * tree.c (tree_range_check_failed): Change c to unsigned int.
9408 (omp_clause_range_check_failed): Likewise.
9409 (build_common_builtin_nodes): Change mode to int. Add cast.
9410 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9411 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9413 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9414 ++ or -- with a variable of enum type.
9416 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9419 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9421 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9423 * store-motion.c: Do not include params.h
9424 * Makefile.in: Fix dependencies for various files.
9426 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9428 * auto-inc-dec.c: Fix pass description, remove apparent
9429 accidental duplication.
9431 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9434 * ipa-utils.h (memory_identifier_string): Moved to ...
9435 * tree.h (memory_identifier_string): Here. Add GTY(()).
9437 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9439 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9440 in the former documentation of...
9441 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9442 * ira-conflicts.c (get_dup_num): Use address_operand.
9443 * targhooks.c (default_legitimate_address_p): New.
9444 * targhooks.h (default_legitimate_address_p): New.
9445 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9447 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9448 * target.h (struct target): Add legitimate_address_p.
9449 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9450 (TARGET_INITIALIZER): Include it.
9452 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9453 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9454 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9455 (TARGET_LEGITIMATE_ADDRESS_P): New.
9457 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9458 (REG_OK_STRICT_P): Delete.
9459 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9460 (frv_legitimate_address_p_1): ... this.
9461 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9462 (frv_legitimate_address_p_1): ... the renamed old
9463 frv_legitimate_address_p.
9464 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9465 (TARGET_LEGITIMATE_ADDRESS_P): New.
9467 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9468 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9469 * config/s390/s390.c (legitimate_address_p): Rename to...
9470 (s390_legitimate_address_p): ... this, make static.
9471 (legitimize_address): Adjust call.
9472 (TARGET_LEGITIMATE_ADDRESS_P): New.
9473 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9475 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9476 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9477 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9478 (TARGET_LEGITIMATE_ADDRESS_P): New.
9480 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9481 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9482 * config/spu/spu.c (spu_legitimate_address): Rename to...
9483 (spu_legitimate_address_p): ... this, make static.
9484 (TARGET_LEGITIMATE_ADDRESS_P): New.
9486 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9487 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9488 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9489 (sparc_legitimate_address_p): ... this, make static and return bool.
9490 (legitimize_address): Adjust call.
9491 (TARGET_LEGITIMATE_ADDRESS_P): New.
9493 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9494 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9495 * config/i386/i386.c (legitimate_address_p): Rename to...
9496 (ix86_legitimate_address_p): ... this, make static.
9497 (constant_address_p): Move after it, adjust call.
9498 (TARGET_LEGITIMATE_ADDRESS_P): New.
9500 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9501 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9502 * config/avr/avr.c (legitimate_address_p): Rename to...
9503 (avr_legitimate_address_p): ... this, make static.
9504 (legitimize_address): Adjust call.
9505 (TARGET_LEGITIMATE_ADDRESS_P): New.
9507 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9508 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9509 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9510 (TARGET_LEGITIMATE_ADDRESS_P): New.
9512 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9513 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9514 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9515 (TARGET_LEGITIMATE_ADDRESS_P): New.
9517 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9518 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9520 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9522 (TARGET_LEGITIMATE_ADDRESS_P): New.
9524 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9525 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9527 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9529 (m68hc11_legitimate_address_p): ... this, make static.
9530 (go_if_legitimate_address_internal): Rename to...
9531 (m68hc11_legitimate_address_p_1): ... this.
9532 (legitimize_address): Adjust call.
9533 (TARGET_LEGITIMATE_ADDRESS_P): New.
9535 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9536 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9537 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9538 (TARGET_LEGITIMATE_ADDRESS_P): New.
9540 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9541 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9542 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9543 (mn10300_legitimate_address_p): ... this, make static.
9544 (TARGET_LEGITIMATE_ADDRESS_P): New.
9546 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9547 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9548 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9549 (TARGET_LEGITIMATE_ADDRESS_P): New.
9551 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9552 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9553 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9554 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9555 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9556 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9557 (rs6000_legitimate_address_p): ... this, make static.
9558 (TARGET_LEGITIMATE_ADDRESS_P): New.
9559 (REG_MODE_OK_FOR_BASE_P): Delete.
9560 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9562 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9563 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9565 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9566 static, adjust types.
9567 (TARGET_LEGITIMATE_ADDRESS_P): New.
9569 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9570 * config/score/score.c (score_address_p): Rename to...
9571 (score_legitimate_address_p): ... this.
9572 (TARGET_LEGITIMATE_ADDRESS_P): New.
9573 * config/score/score3.c (score3_address_p): Rename to...
9574 (score3_legitimate_address_p): ... this.
9575 * config/score/score7.c (score7_address_p): Rename to...
9576 (score7_legitimate_address_p): ... this.
9578 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9579 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9580 GO_IF_LEGITIMATE_ADDRESS): Delete.
9581 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9582 thumb2_legitimate_address_p): Delete.
9583 (arm_legitimate_address_p): Rename to...
9584 (arm_legitimate_address_outer_p): ... this.
9585 * config/arm/constraints.md ("Uq"): Adjust call.
9586 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9587 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9589 (arm_legitimate_address_outer_p): ... this.
9590 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9592 (TARGET_LEGITIMATE_ADDRESS_P): New.
9594 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9595 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9596 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9597 (TARGET_LEGITIMATE_ADDRESS_P): New.
9599 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9600 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9601 * config/vax/vax.c (legitimate_address_p): Rename to...
9602 (vax_legitimate_address_p): ... this, make static.
9603 (TARGET_LEGITIMATE_ADDRESS_P): New.
9605 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9606 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9607 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9608 (TARGET_LEGITIMATE_ADDRESS_P): New.
9610 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9611 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9612 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9613 (mmix_legitimate_address_p): ... this, make static.
9614 (TARGET_LEGITIMATE_ADDRESS_P): New.
9616 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9617 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9618 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9619 (TARGET_LEGITIMATE_ADDRESS_P): New.
9621 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9623 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9624 of MODE_COMPLEX_INT.
9626 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9628 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9629 LCT_NORMAL in function call.
9630 * mips-tdump.c (print_file_desc): Add cast to enum type.
9631 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9632 (mark_stabs): Add casts to enum types.
9633 (parse_stabs_common): Add casts to enum types.
9635 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9637 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9638 Check for invalid values of LETTER.
9640 2009-05-13 Taras Glek <tglek@mozilla.com>
9642 * attribs.c (register_attribute): moved out attribute registration
9643 into register_attribute.
9644 * doc/plugins.texi: Documented register_attribute and
9646 * gcc-plugin.h: Added forward decl for register_attribute.
9647 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9648 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9649 PLUGIN_ATTRIBUTES boilerplate.
9651 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9653 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9654 values even in sentinel and empty entries.
9655 (ms_printf_flag_specs): Likewise.
9656 (ms_scanf_flag_specs): Likewise.
9657 (ms_strftime_flag_specs): Likewise.
9658 (ms_print_char_table): Likewise.
9659 (ms_scan_char_table): Likewise.
9660 (ms_time_char_table): Likewise.
9662 2009-05-13 Doug Kwan <dougkwan@google.com>
9664 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9666 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9668 * config/mips/mips.md (store): Add attributes for QI and HI.
9670 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9671 (truncdi<mode>2): ... this new pattern.
9673 2009-05-13 Brad Hards <bradh@kde.org>
9675 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9677 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9678 Ben Elliston <bje@au.ibm.com>
9681 * dse.c (check_mem_read_rtx): Guard against width == -1.
9683 2009-05-13 Michael Matz <matz@suse.de>
9686 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9687 (trivially_conflicts_p): New function.
9688 (insert_backedge_copies): Use it.
9690 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9692 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9693 (handle_stdc_pragma): Use new enum constant names.
9694 (handle_pragma_float_const_decimal64): Ditto.
9696 2009-05-13 Ian Lance Taylor <iant@google.com>
9698 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9701 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9703 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9704 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9706 * config/m68k/m68k.h (FL_UCLINUX): Define.
9708 2009-05-13 Jan Hubicka <jh@suse.cz>
9710 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9712 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9714 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9715 unless -fschedule-insns is specified.
9717 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9720 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9721 TARGET_EXPAND_CBRANCHDI4.
9722 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9723 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9724 (cmpeqdi): Fix comment.
9726 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9728 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9729 (sh_legitimate_address_p): Likewise.
9730 * config/sh/sh.c (sh_legitimate_index_p): New.
9731 (sh_legitimate_address_p): Likewise.
9732 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9733 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9734 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9735 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9736 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9737 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9738 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9739 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9740 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9742 2009-05-12 Jan Hubicka <jh@suse.cz>
9744 * tree-inline.c (estimate_operator_cost): Add operands;
9745 when division happens by constant, it is cheap.
9746 (estimate_num_insns): Loads and stores are not having cost of 0;
9747 EH magic stuff is cheap; when computing runtime cost of switch,
9748 use log2 base of amount of its cases; builtin_expect has cost of 0;
9749 compute cost for moving return value of call.
9750 (init_inline_once): Initialize time_based flags.
9751 * tree-inline.h (eni_weights_d): Add time_based flag.
9753 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9755 * df-core.c: Update head documentation.
9757 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9760 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9761 shadowing exisiting variable op1.
9763 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9766 * config/i386/driver-i386.c (processor_signatures): New enum.
9767 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9768 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9769 processor signature to detect geode processor.
9771 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9775 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9777 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9778 causes spurious differences between trunk and cond-optab branch.
9780 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9782 * dojump.c (compare_from_rtx): Delete.
9783 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9784 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9785 if the comparison does not satisfy the predicate; test predicates for
9786 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9787 further if one existing pattern fails.
9788 * expr.h (compare_from_rtx): Delete.
9789 (prepare_operand): Declare it.
9790 * optabs.c: Change "lib call" to "libcall" throughout.
9791 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9792 HAVE_conditional_trap, emit_cmp_insn): Delete.
9793 (can_compare_p): Delete cmp_optab case.
9794 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9795 Accept other parameters by value.
9796 (prepare_operand): Make non-static.
9797 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9798 other parameters by value. Try to widen operands here based on
9799 an optab_methods argument and looking at cbranch_optab.
9800 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9801 loop. Use cbranch_optab directly.
9802 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9803 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9805 (emit_conditional_move, emit_conditional_add): Inline what's needed
9806 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9807 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9808 with COMPARE. Move cmov_optab and cstore_optab above
9809 with cbranch_optab, move cmp_optab down with ucmp_optab,
9810 remove tst_otpab. Do not initialize trap_rtx.
9811 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9812 for trap code. Do not check HAVE_conditional_trap. Use
9813 prepare_cmp_insn. Accept no predicate for operand 3.
9814 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9815 (OTI_ctrap, ctrap_optab): New.
9816 (tst_optab): Delete.
9817 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9818 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9819 with lookup of ctrap_optab.
9820 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9824 * combine.c (combine_simplify_rtx, simplify_set): Do not
9825 special case comparing against zero for cc0 machines.
9826 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9827 COMPARE on cc0 machines.
9828 (simplify_relational_operation): Return a new expression when
9829 a COMPARE could be removed.
9830 * final.c (final_scan_insn): Compare cc_status values
9831 against LHS of a (compare FOO (const_int 0)) cc0 source.
9832 Also check if cc_status.value is the full compare.
9834 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9835 (cstoreMM4): Document.
9836 (conditional_trap): Document ctrapMM4 instead.
9837 (sync_compare_and_swapMM): Refer to cbranchcc4.
9838 (Dependent Patterns): Eliminate obsolete information referring to
9839 the old jump optimization phase.
9840 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9841 of compares with 0 on cc0 machines.
9842 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9843 avoiding references to cc0. Remove text about storing operands
9845 * doc/tm.texi (Condition Codes): Include blurb on different
9846 condition code representations, separate into subsections for
9847 CC0, MODE_CC and conditional execution.
9849 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9850 alpha_emit_setcc): Accept operands and a machine mode.
9851 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9852 Get code/op0/op1 from operands, use machine mode argument
9853 instead of alpha_compare.fp_p. Emit the branch here.
9854 (alpha_emit_setcc): Likewise, and return boolean.
9855 (alpha_emit_conditional_move): Likewise. Assert that
9856 cmp_op_mode == cmp_mode, and simplify accordingly.
9857 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9858 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9859 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9861 (stack probe test): Use cbranchdi4.
9862 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9864 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9865 * config/arc/arc.h (movsicc, movsfcc): Use it.
9866 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9867 (cbranchsi4, cstoresi4): New.
9868 (cmpsi, bCC and sCC expanders): Remove.
9870 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9871 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9872 * config/arm/predicates.md (arm_comparison_operator): Only include
9873 floating-point operators if there is a hardware floating-point unit.
9874 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9875 deferring to cbranch_cc and cstore_cc respectively.
9876 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9877 cbranch_cc, cstore_cc): New.
9878 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9880 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9882 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9883 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9885 (adjust_insn_length): Adjust calls.
9886 (avr_reorg): Handle (compare (foo) (const_int 0)).
9887 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9888 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9889 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9890 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9892 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9893 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9895 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9896 (cbranchsi4, cstorebi4, cstoresi4): New.
9897 (movbisi): This insn is duplicate, split it to zero_extend.
9898 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9899 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9900 (bfin_optimize_loop): Use cbranch expander.
9901 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9902 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9903 (bfin_bimode_comparison_operator): ... this.
9904 (bfin_direct_comparison_operator): New.
9906 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9907 inside (compare FOO (const_int 0)).
9908 (cris_rtx_costs): Handle ZERO_EXTRACT.
9909 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9910 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9911 (*tstdi_v32): Delete.
9912 (*cmpdi_non_v32): Add M alternative for operand 1.
9913 (cmpsi, cmp<mode>): Make private.
9914 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9916 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9918 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9919 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9920 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9921 (cc_reg_operand): New.
9923 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9924 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9925 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9926 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9927 crx_expand_scond): Delete.
9929 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9931 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9932 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9934 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9935 cstoresi4, cstoresf4, cstoredf4): New.
9936 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9937 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9938 Receive the entire operands array.
9939 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9940 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9941 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9942 Get test/op0/op1 from the operands array.
9943 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9945 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9946 (h8300_expand_store): New.
9947 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9949 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9950 (h8300_expand_store): New.
9951 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9952 or do not try to produce (set (cc0) REG).
9953 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9954 change a compare into a move to a scratch register. Disable some
9955 peepholes when comparing with zero.
9956 (tstsi, tsthi, tstsi, cmpqi): Make private.
9959 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9962 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9963 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9964 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9965 (ix86_emit_i387_log1p): Use cbranchxf2.
9966 (ix86_expand_setcc): Return void.
9967 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9968 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9969 cmp<MODEF>, cmpcc): Remove.
9970 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9971 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9972 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9973 (sCC and bCC expanders): Remove.
9974 (stack_protect_test): Use cbranchcc4.
9976 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9978 (ia64_expand_compare): Accept three rtx by reference and return void.
9979 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9980 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9981 from *expr. Update *expr with the BImode comparison to do.
9982 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9983 cmptf, bCC, sCC, conditional_trap): Delete.
9984 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9985 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9986 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9987 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9988 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9990 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9991 type of last argument.
9992 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9993 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9994 use machine mode argument instead of branch_type. Remove dead
9995 code for floating-point comparisons.
9996 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9997 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9999 (cbranchsi4, cstoresi4): New.
10000 * config/iq2000/predicates.md (reg_or_const_operand): New.
10002 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10003 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10004 (b<code>_op): Rewrite to...
10005 (bcc_op): ... this, using match_operator.
10006 (s<code>_op): Rewrite to...
10007 (scc_op): ... this, using match_operator.
10008 (s<code>_24_op): Rewrite to...
10009 (scc_op_24): ... this, using match_operator.
10010 (s<code>_<mode>): Rewrite to...
10011 (cstore<mode>4): ... this, using match_operator.
10012 (s<code>_<mode>_24): Rewrite to...
10013 (cstore<mode>4_24): ... this, using match_operator.
10014 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10015 m32c_unpend_compare, m32c_expand_scc): Delete.
10016 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10017 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10018 (m32c_expand_movcc): Change NE to EQ if necessary.
10019 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10021 * config/m32r/m32r-protos.h (gen_cond_store): New.
10022 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10023 (gen_cond_store): New, from sCC patterns.
10024 (m32r_expand_block_move): Use cbranchsi4.
10025 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10026 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10027 (cbranchsi4, cstoresi4): New.
10029 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10031 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10032 (m68hc11_notice_update_cc): Look into a compare with 0.
10033 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10035 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10036 cmphi, cmpqi, bCC): Delete.
10037 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10038 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10039 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10042 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10043 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10044 * config/m68k/constraints.md (H): New.
10045 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10046 the define_insn below.
10047 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10048 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10049 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10050 patterns): Wrap RHS with COMPARE.
10051 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10052 (*cmpdi_internal): Name this pattern.
10053 (cmpdi): Change to define_insn.
10054 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10055 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10056 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10058 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10059 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10060 (conditional_trap): Change to...
10061 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10062 (*conditional_trap): Use the ordered_comparison_operator and
10063 const1_operand predicates.
10064 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10065 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10066 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10067 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10069 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10070 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10071 (mcore_gen_compare): New.
10072 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10073 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10074 (mcore_gen_compare): ... this.
10075 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10076 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10077 (stack probe pattern): Use cbranchsi4.
10079 * config/mips/predicates.md (mips_cstore_operator): New.
10080 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10081 * config/mips/mips.md (any_cond): Delete.
10082 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10084 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10085 fixuns_truncsfdi2): Use cbranch patterns.
10086 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10087 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10088 Adjust call to mips_expand_conditional_branch.
10089 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10091 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10092 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10093 * config/mips/mips.c (cmp_operands): Delete.
10094 (mips_emit_compare): Get comparison operands from *op0/*op1.
10095 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10096 that it succeeds. Use op0/op1 instead of cmp_operands.
10097 (mips_expand_conditional_branch, mips_expand_conditional_move,
10098 mips_expand_conditional_trap): Likewise.
10099 (mips_block_move_loop): Use cbranch patterns.
10100 * config/mips/mips.h (cmp_operands): Delete.
10102 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10103 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10104 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10105 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10106 (*cmpcc_folded): Rename to...
10107 (*cmpdi_folded): this.
10108 (*cmpcc): Rename to...
10110 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10113 (cbranchdf4): New. Handle invalid comparisons here.
10114 * config/mmix/predicates.md (float_comparison_operator): New.
10116 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10117 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10118 * config/mn10300/mn10300.md (tst): Delete.
10119 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10120 Name these patterns and wrap RHS in a compare.
10121 (*cmpsi): Make this pattern private. Include tst.
10122 (*cmpsf): Make this pattern private.
10123 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10124 (compare with zero peepholes): Likewise.
10126 (cbranchsi4, cbranchsf4): New.
10127 (casesi): Use cbranchsi4.
10129 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10130 hppa_branch_type): Delete.
10131 (return_addr_rtx): Use cbranchsi4.
10132 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10133 Emit CCFPmode comparison here.
10134 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10135 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10136 hppa_branch_type): Delete.
10137 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10138 (movsicc, movdicc): Remove references to hppa_compare_op0,
10139 hppa_compare_op1 and compare_from_rtx.
10140 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10141 (casesi): Use cbranchsi4.
10143 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10144 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10145 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10146 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10147 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10149 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10150 (*branch, *branch_inverted): New.
10152 * config/picochip/picochip.md (cbranchhi4): Use
10153 ordered_comparison_operator.
10154 (cmphi, bCC): Remove.
10156 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10157 (trap_comparison_operator): Delete.
10158 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10159 rs6000_emit_cbranch): Accept mode and operands.
10160 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10161 rs6000_compare_fp_p): Delete.
10162 (rs6000_generate_compare): Accept mode and comparison. Extract code
10163 and op0/op1 from there. Replace references to rs6000_compare_op0
10164 and rs6000_compare_op1.
10165 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10166 extract result from passed operands.
10167 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10168 extract loc from passed operands.
10169 (rs6000_emit_cmove): Likewise.
10170 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10171 rs6000_compare_fp_p): Delete.
10172 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10173 (cbranch<GPR>4, cbranch<FP>4): New.
10174 (cstore<mode>4): New. Consolidate here all choices about when to use
10175 portable or specialized sCC sequences.
10176 (stack_protect_test): Use cbranchsi4.
10177 (conditional_trap): Replace with ctrap<GPR>4.
10178 (conditional trap insn): Replace trap_comparison_operator with
10179 ordered_comparison_operator.
10181 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10182 (s390_emit_prologue): Use ctrap.
10183 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10184 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10185 New predicates replacing...
10186 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10187 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10188 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10189 (add<mode>cc): Do not use s390_compare_op0/op1.
10190 (s<code>): Change to...
10191 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10192 (seq): Change to...
10193 (cstorecc4): ... this. Handle EQ or NE equally.
10194 (*sne): Un-privatize for use in cstorecc4.
10195 (b<code>): Change to...
10196 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10197 (conditional_trap): Replace with...
10198 (ctrap<GPR>4, ctrap<FP>4): ... these.
10199 (stack_protect): Use cbranchcc4.
10201 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10202 * config/score/score-protos.h (score_gen_cmp): Delete.
10203 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10204 (score_block_move-loop): Use cbranchsi4.
10205 * config/score/score.md (cbranchsi4): New.
10206 (cmpsi, bCC): Delete.
10207 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10208 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10209 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10210 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10211 * config/score/score3.h (score3_gen_cmp): Delete.
10212 * config/score/score7.h (score7_gen_cmp): Delete.
10214 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10215 (sh_emit_scc_to_t): ... this. Return void.
10216 (from_compare): Rename to...
10217 (sh_emit_compare_and_branch): ... this.
10218 (sh_emit_compare_and_set): New.
10219 (sh_expand_t_scc): Accept operands.
10220 * config/sh/predicates.md (sh_float_comparison_operator): New.
10221 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10222 (prepare_scc_operands): Rename to...
10223 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10225 (sh_emit_cheap_store_flag): New.
10226 (sh_emit_set_t_insn): New.
10227 (from_compare): Rename to...
10228 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10229 handling of TARGET_SH2E floating point to avoid recursive call.
10230 Generate branch here.
10231 (sh_emit_compare_and_set): New.
10232 (sh_expand_t_scc): Get op0/op1 from arguments.
10233 (sh_emit_cheap_store_flag): New.
10234 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10236 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10237 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10238 (movsicc, movdicc): Do nothing when it recreated operands from
10239 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10240 prepare_scc_operands (now sh_emit_scc_to_t).
10241 (udivdi3): Use cstoresi4.
10242 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10243 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10244 (cbranchint4_media, cbranchfp4_media): New.
10245 (casesi): Use cbranchdi4.
10246 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10248 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10249 (movnegt): Remove second operand.
10250 (cbranchsf4, cbranchdf4): New.
10251 (stack_protect): Use cbranchdi4/cbranchsi4.
10253 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10254 (gen_compare_reg): Accept comparison, extract part of it to...
10255 (gen_compare_reg_1): ... this.
10256 (gen_compare_operator): Delete.
10257 (gen_v9_scc): Accept separate destination, comparison code and arms.
10258 Do not use sparc_compare_op0/sparc_compare_op1.
10259 (emit_scc_insn, emit_conditional_branch_insn): New.
10260 (emit_v9_brxx): Make static. Remove useless assertion.
10261 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10263 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10264 * config/sparc/sparc-protos.h (gen_compare_reg,
10265 sparc_emit_float_lib_cmp): Adjust prototype.
10266 (emit_scc_insn, emit_conditional_branch_insn): New.
10267 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10268 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10269 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10270 iterators to the top.
10271 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10272 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10273 snedi_special_trunc): Delete.
10274 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10275 and snedi_special_trunc.
10276 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10277 cbranchdi4, cbranch<F:mode>4): New.
10278 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10279 here. Use gen_compare_reg instead of gen_compare_operator.
10280 (conditional_trap): Replace with...
10281 (ctrapsi4, ctrapdi4): ... this.
10282 (stack_protect_test): Use cbranchcc4.
10284 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10286 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10287 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10288 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10289 from operands[0] or operands[3] depending on is_set.
10290 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10291 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10292 cmpdf, bCC), sCC: Remove.
10293 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10294 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10296 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10297 spu_emit_branch_or_set.
10299 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10301 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10302 xstormy16_compare_op1): Delete.
10303 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10304 xstormy16_compare_op1): Delete.
10305 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10307 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10308 (cmphi, cmpsi, bCC): Remove.
10310 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10311 (*cmpsi): ... this one.
10312 (cbranchsi4, cstoresi4): New.
10313 (bCC expanders): Delete.
10314 (sCC insns): Fold into...
10315 (*setcc): ... this one.
10316 (casesi): Do not use gen_cmpsi and gen_bgtu.
10317 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10318 (movsicc): Simplify.
10319 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10321 * config/vax/vax-protos.h (cond_name): New.
10322 (vax_output_conditional_branch): Remove.
10323 * config/vax/vax.c (cond_name): New.
10324 (vax_output_conditional_branch): Remove.
10325 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10326 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10327 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10328 (bit<VAXint>): Wrap source with (compare).
10329 (b<code> and following unnamed pattern): Rename to *branch and
10330 *branch_reversed. Change macroization to match_operator.
10331 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10333 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10334 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10335 Change last argument to machine_mode.
10336 (xtensa_expand_scc): Add machine_mode argument.
10337 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10338 (gen_conditional_move, xtensa_expand_conditional_branch,
10339 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10340 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10341 Adjust operand numbers.
10342 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10344 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10345 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10346 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10348 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10350 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10351 causes spurious differences between trunk and cond-optab branch.
10353 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10356 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10358 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10360 * tree.c (iterative_hash_pointer): Delete.
10361 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10362 Hash UIDs and versions of SSA names. Don't special-case built-in
10363 function declarations.
10365 2009-05-11 Ian Lance Taylor <iant@google.com>
10368 * graphite.c: Force -Wc++-compat to only be a warning before
10369 #including "cloog/cloog.h".
10371 2009-05-11 Martin Jambor <mjambor@suse.cz>
10373 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10375 2009-05-11 Jan Hubicka <jh@suse.cz>
10377 * tree-ssa-loop-ivcanon.c: Include target.h
10378 (struct loop_size): new structure.
10379 (constant_after_peeling): New predicate.
10380 (tree_estimate_loop_size): New function.
10381 (estimated_unrolled_size): Rewrite for new estimates.
10382 (try_unroll_loop_completely): Use new estimates.
10383 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10385 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10387 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10388 libcpp interface change.
10389 (spu_macro_to_expand): Likewise.
10391 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10393 PR tree-optimization/40026
10394 * gimplify.c (gimplify_init_constructor): Change initial conditional
10395 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10396 optimize_compound_literals_in_ctor.
10398 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10400 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10402 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10404 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10406 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10407 HOST_WIDE_INT for gap.
10409 2009-05-11 Ira Rosen <irar@il.ibm.com>
10411 PR tree-optimization/40074
10412 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10413 account in group size and step comparison.
10415 2009-05-11 Richard Guenther <rguenther@suse.de>
10417 * passes.c (init_optimization_passes): Strip now incorrect comment.
10418 (execute_function_todo): Do not set PROP_alias.
10419 * tree-pass.h (PROP_alias): Remove.
10420 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10421 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10422 * tree-nrv.c (pass_return_slot): Likewise.
10423 * tree-object-size.c (pass_object_sizes): Likewise.
10424 * tree-ssa-dom.c (pass_dominator): Likewise.
10425 (pass_phi_only_cprop): Likewise.
10426 * tree-ssa-dse.c (pass_dse): Likewise.
10427 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10428 (pass_cselim): Likewise.
10429 * tree-ssa-pre.c (pass_pre): Likewise.
10430 (pass_fre): Likewise.
10431 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10432 * tree-ssa-sink.c (pass_sink_code): Likewise.
10433 * tree-stdarg.c (pass_stdarg): Likewise.
10434 * tree-tailcall.c (pass_tail_calls): Likewise.
10435 * tree-vrp.c (pass_vrp): Likewise.
10437 2009-05-10 Ian Lance Taylor <iant@google.com>
10439 * basic-block.h (enum profile_status): Break out of struct
10440 control_flow_graph.
10441 * cgraph.h (struct inline_summary): Break out of struct
10443 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10444 of struct cgraph_order_sort.
10445 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10446 * cse.c (struct branch_path): Break out of struct
10447 cse_basic_block_data.
10448 * except.h (enum eh_region_type): Break out of struct eh_region.
10449 * gcc.c (enum add_del): Break out of struct modify_target.
10450 * genrecog.c (enum decision_type): Break out of struct decision_test.
10451 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10453 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10454 * regmove.c (enum match_use): New enum, broken out of struct match.
10455 * sched-int.h (enum post_call_group): New enum, broken out of
10457 (struct deps_reg): Break out of struct deps.
10458 * target.h (struct asm_int_op): Break out of struct gcc_target.
10459 * tree-eh.c (struct goto_queue_node): Break out of struct
10461 * tree-inline.h (enum copy_body_cge_which): Break out of
10463 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10465 * c-decl.c (in_struct, struct_types): New static variables.
10466 (pushtag): Add loc parameter. Change all callers.
10467 (lookup_tag): Add ploc parameter. Change all callers.
10468 (check_compound_literal_type): New function.
10469 (parser_xref_tag): Add loc parameter. Change all callers. If
10470 -Wc++-compat, warn about struct/union/enum types defined within a
10472 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10473 and loc parameters. Change all callers. Change error calls to
10474 error_at, using loc. For a redefinition, if the location of the
10475 original definition is known, report it. Set in_struct and
10476 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10477 (finish_struct): Add new parameters enclosing_in_struct and
10478 enclosing_struct_types. Change all callers. Set
10479 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10480 in the struct. If in a struct, add this struct to struct_types.
10481 (start_enum): Add loc parameter. Change all callers. Use
10482 error_at for errors, using loc. For a redefinition, if the
10483 location of the original definition is known, report it. If in a
10484 struct, add this enum type to struct_types. If -Wc++-compat warn
10485 if in sizeof, typeof, or alignof.
10486 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10487 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10488 (c_parser_enum_specifier): Get enum location for start_enum.
10489 (c_parser_struct_or_union_specifier): Get struct location for
10490 start_struct. Save in_struct and struct_types status between
10491 start_struct and finish_struct.
10492 (c_parser_cast_expression): Get location of cast.
10493 (c_parser_alignof_expression): Get location of type.
10494 (c_parser_postfix_expression): Likewise.
10495 (c_parser_postfix_expression_after_paren_type): Add type_loc
10496 parameter. Change all callers. Call check_compound_literal_type.
10497 Use type_loc for error about variable size type.
10498 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10499 of an enum constant from an enum type defined in a struct or union.
10500 (c_cast_expr): Add loc parameter. Change all callers. If
10501 -Wc++-compat, warn about defining a type in a cast.
10502 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10503 (start_enum, start_struct, finish_struct): Update declarations.
10504 (parser_xref_tag, c_cast_expr): Update declarations.
10505 (check_compound_literal_type): Declare.
10507 2009-05-11 Ben Elliston <bje@au.ibm.com>
10509 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10510 for recent libcpp interface change.
10511 (rs6000_macro_to_expand): Likewise.
10513 2009-05-10 Michael Matz <matz@suse.de>
10516 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10517 not at entry of function.
10519 2009-05-10 Richard Guenther <rguenther@suse.de>
10521 PR tree-optimization/40081
10523 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10524 using the main variant of the element type. Do not fiddle with
10525 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10527 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10528 structs with volatile fields.
10530 2009-05-10 Jan Hubicka <jh@suse.cz>
10532 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10533 (estimate_move_cost): Assert that it does not get called for
10535 (estimate_num_insns): Skip VOID types in argument handling.
10536 (optimize_inline_calls): Delete unreachable blocks and verify that
10537 callgraph is valid.
10539 2009-05-10 Jan Hubicka <jh@suse.cz>
10541 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10542 * cgraph.c (cgraph_mark_address_taken_node): New function.
10543 (dump_cgraph_node): Dump new flag.
10544 * cgraph.h (struct cgraph_node): Add address_taken.
10545 (cgraph_mark_address_taken_node): New function.
10546 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10547 since new direct calls can be born.
10549 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10551 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10552 tok->val.node.node.
10554 2009-05-10 Jan Hubicka <jh@suse.cz>
10556 PR middle-end/40084
10557 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10559 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10560 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10561 * tree-inline.c (copy_bb): Set frequency correctly.
10562 (fold_marked_statements): Update call to
10563 cgraph_update_edges_for_call_stmt.
10565 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10567 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10568 identifiers in diagnostics.
10569 * config/arm/arm.c (arm_handle_fndecl_attribute,
10570 arm_handle_isr_attribute): Likewise.
10571 * config/avr/avr.c (avr_handle_progmem_attribute,
10572 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10573 * config/bfin/bfin.c (handle_int_attribute,
10574 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10575 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10576 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10578 * config/darwin.c (darwin_handle_kext_attribute,
10579 darwin_handle_weak_import_attribute): Likewise.
10580 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10581 h8300_handle_eightbit_data_attribute,
10582 h8300_handle_tiny_data_attribute): Likewise.
10583 * config/i386/i386.c (ix86_handle_cconv_attribute,
10584 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10585 * config/i386/winnt.c (ix86_handle_shared_attribute,
10586 ix86_handle_selectany_attribute): Likewise.
10587 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10588 * config/m32c/m32c.c (function_vector_handler): Likewise.
10589 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10590 m68hc11_handle_fntype_attribute): Likewise.
10591 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10592 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10593 * config/mips/mips.c (mips_insert_attributes,
10594 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10595 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10596 rs6000_handle_struct_attribute): Likewise.
10597 * config/sh/sh.c (sh_insert_attributes,
10598 sh_handle_resbank_handler_attribute,
10599 sh_handle_interrupt_handler_attribute,
10600 sh2a_handle_function_vector_handler_attribute,
10601 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10603 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10604 * config/spu/spu.c (spu_handle_fndecl_attribute,
10605 spu_handle_vector_attribute): Likewise.
10606 * config/stormy16/stormy16.c
10607 (xstormy16_handle_interrupt_attribute): Likewise.
10608 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10609 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10611 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10613 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10614 (pp_translate_identifiers): New.
10615 (pp_identifier): Only conditionally translate identifier to locale
10617 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10618 (pp_base_tree_identifier): Only conditionally translate identifier
10619 to locale character set.
10620 * c-pretty-print.c (M_): Define.
10621 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10622 fragments for conditional translation with M_.
10623 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10624 identifier translation.
10626 2009-05-10 Richard Guenther <rguenther@suse.de>
10628 PR tree-optimization/40081
10629 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10630 using the main variant of the element type. Do not fiddle with
10631 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10633 2009-05-09 Jan Hubicka <jh@suse.cz>
10635 PR middle-end/40080
10636 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10637 indirect calls; verify cgraph afterwards.
10639 2009-05-09 Jan Hubicka <jh@suse.cz>
10642 * ipa.c (update_inlined_to_pointer): New function.
10643 (cgraph_remove_unreachable_nodes): Use it.
10645 2009-05-09 Jan Hubicka <jh@suse.cz>
10647 * tree-eh.c (struct leh_state): Remove prev_try.
10648 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10649 not track prev_try.
10650 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10651 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10652 remove_eh_handler_and_replace, foreach_reachable_handler,
10653 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10654 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10655 (gen_eh_region_cleanup): Update prototype.
10657 2009-05-09 Jan Hubicka <jh@suse.cz>
10659 PR middle-end/40043
10660 * except.c (copy_eh_region): Always set prev_try.
10661 (redirect_eh_edge_to_label): Find outer try.
10662 (foreach_reachable_handler): When looking for prev try
10663 handle case where previous try is not going to be taken.
10665 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10667 PR tree-optimization/40049
10668 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10669 only vector/vector shifts, convert the type of the constant to the
10670 appropriate type to avoid building incorrect trees, which
10671 eventually have problems with garbage collection.
10673 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10675 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10676 -1 for complex floating-point types if honoring signed zeros.
10678 2009-05-08 Jan Hubicka <jh@suse.cz>
10680 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10681 argument; handle correctly when profile is absent.
10682 (build_cgraph_edges): Update.
10683 (rebuild_cgraph_edges): Update.
10684 * cgraph.c: Do not include varray.h.
10685 (cgraph_set_call_stmt_including_clones): New function.
10686 (cgraph_create_edge_including_clones): Likewise
10687 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10688 (cgraph_update_edges_for_call_stmt): Handle clones.
10689 (cgraph_remove_node): Handle clone tree.
10690 (cgraph_remove_node_and_inline_clones): New function.
10691 (dump_cgraph_node): Dump clone tree.
10692 (cgraph_clone_node): Handle clone tree.
10693 (clone_function_name): Bring here from tree-inline.c.
10694 (cgraph_create_virtual_clone): New function.
10695 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10696 (cgraph_clone_info): New function.
10697 (strut cgraph_node): Add clone_info and new clone tree pointers.
10698 (cgraph_remove_node_and_inline_clones,
10699 cgraph_set_call_stmt_including_clones,
10700 cgraph_create_edge_including_clones,
10701 cgraph_create_virtual_clone): Declare.
10702 (cgraph_function_versioning): Use VEC argument.
10703 (compute_call_stmt_bb_frequency): Update prototype.
10704 (cgraph_materialize_all_clones): New function.
10705 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10706 (ipcp_create_replace_map): Update to VECtors.
10707 (ipcp_update_callgraph): Use virtual clones.
10708 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10709 (ipcp_update_profiling): Do not update local profiling.
10710 (ipcp_insert_stage): Use VECtors and virtual clones.
10711 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10712 (clone_of_p): New function.
10713 (cgraph_preserve_function_body_p): Use clone tree.
10714 (cgraph_optimize): Materialize clones.
10715 (cgraph_function_versioning): Update for VECtors.
10716 (save_inline_function_body): Use clone tree.
10717 (cgraph_materialize_clone): New function.
10718 (cgraph_materialize_all_clones): Likewise.
10719 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10720 * ipa.c: Include gimple.h.
10721 (cgraph_remove_unreachable_nodes): Use clone tree.
10722 * ipa-prop.c (ipa_note_param_call): Update call to
10723 compute_call_stmt_bb_frequencycall.
10724 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10725 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10726 (copy_bb): Handle updating of clone tree; add new edge when new call
10728 (expand_call_inline): Be strict about every call having edge.
10729 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10730 (delete_unreachable_blocks_update_callgraph): New function.
10731 (tree_function_versioning): Use VECtors; always remove unreachable
10732 blocks and fold conditionals.
10733 * tree-inline.h: Do not include varray.h.
10734 (tree_function_versioning): Remove.
10735 * Makefile.in (GTFILES): Remove tree-inline.c
10736 * passes.c (do_per_function): Do only functions having body.
10737 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10740 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10741 Andrew Morrow <acm@google.com>
10744 * c-common.c (c_common_attribute_table): Permit deprecated
10745 attribute to take an optional argument.
10746 (handle_deprecated_attribute): If the optional argument to
10747 __attribute__((deprecated)) is not a string ignore the attribute
10748 and emit a warning.
10750 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10751 * c-typeck.c (build_component_ref): Likewise.
10752 (build_external_ref): Likewise.
10754 * toplev.c (warn_deprecated_use): Add an attribute argument.
10755 Emit the message associated with __attribute__((deprecated)).
10757 * toplev.h (warn_deprecated_use): Updated.
10759 * doc/extend.texi: Document new optional parameter to
10760 __attribute__((deprecated))
10762 2009-05-08 Michael Eager <eager@eagercon.com>
10764 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10765 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10767 2009-05-08 Richard Guenther <rguenther@suse.de>
10769 PR tree-optimization/40062
10770 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10771 Avoid exponential behavior.
10773 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10775 PR rtl-optimization/33928
10777 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10778 process_uses, build_single_def_use_links): New.
10779 (update_df): Update use_def_ref.
10780 (forward_propagate_into): Use get_def_for_use instead of use-def
10782 (fwprop_init): Call build_single_def_use_links and let it initialize
10784 (fwprop_done): Free use_def_ref.
10785 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10786 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10787 df_rd_simulate_one_insn): New.
10788 (df_rd_bb_local_compute_process_def): Update head comment.
10789 (df_chain_create_bb): Use the new RD simulation functions.
10790 * df.h (df_rd_simulate_artificial_defs_at_top,
10791 df_rd_simulate_one_insn): New.
10792 * opts.c (decode_options): Enable fwprop at -O1.
10793 * doc/invoke.texi (-fforward-propagate): Document this.
10795 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10798 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10799 and one complex operand specially.
10800 * tree-complex.c (some_nonzerop): Do not identify a real value as
10801 zero if flag_signed_zeros.
10803 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10805 PR rtl-optimization/33928
10806 * loop-invariant.c (record_use): Fix && vs. || mishap.
10808 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10810 PR rtl-optimization/33928
10811 * loop-invariant.c (struct use): Add addr_use_p.
10812 (struct def): Add n_addr_uses.
10813 (struct invariant): Add cheap_address.
10814 (create_new_invariant): Set cheap_address.
10815 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10816 (record_uses): Pass df_ref to record_use.
10817 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10820 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10822 * config/sh/sh.c: Do not include c-pragma.h.
10824 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10826 * config/spu/spu.c: Remove include of c-common.h.
10828 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10831 * c-common.h (mark_valid_location_for_stdc_pragma,
10832 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10833 clear_float_const_decimal64, float_const_decimal64_p): New.
10834 * c.opt (Wunsuffixed-float-constants): New.
10835 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10836 unsuffixed float constant, handle new warning.
10837 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10838 * c-decl.c (c_scope): New flag float_const_decimal64.
10839 (set_float_const_decimal64, clear_float_const_decimal64,
10840 float_const_decimal64_p): New.
10841 (push_scope): Set new flag.
10842 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10843 to use STDC pragmas.
10844 (c_parser_external_declaration): Ditto.
10845 (c_parser_compound_statement_nostart): Ditto.
10846 * c-pragma.c (valid_location_for_stdc_pragma,
10847 mark_valid_location_for_stdc_pragma,
10848 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10849 handle_pragma_float_const_decimal64): New.
10850 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10851 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10852 set_float_const_decimal64, clear_float_const_decimal64,
10853 float_const_decimal64_p): New dummy functions.
10854 * doc/extend.texi (Decimal Float): Remove statement that the
10855 pragma, and suffix for double constants, are not supported.
10856 * doc/invoke.texi (Warning Options): List new option.
10857 (-Wunsuffixed-float-constants): New.
10859 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10861 * config/i386/i386.c: Do not include c-common.h.
10863 2009-05-07 Mark Heffernan <meheff@google.com>
10865 * doc/invoke.texi (Debugging Options): Document change of debugging
10867 * opts.c (decode_options): Make dump_base_name relative to
10868 aux_base_name directory.
10870 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10872 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10873 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10875 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10877 * Makefile.in (install-plugin): Simplify a bit.
10879 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10881 * Makefile.in (OBJS-common): Add regcprop.o.
10883 * timevar.def (TV_CPROP_REGISTERS): New.
10884 * regrename.c (regrename_optimize): Return 0.
10885 (rest_of_handle_regrename): Delete.
10886 (pass_rename_registers): Point to regrename_optimize.
10887 (struct value_data_entry, struct value_data,
10888 kill_value_one_regno, kill_value_regno, kill_value,
10889 set_value_regno, init_value_data, kill_clobbered_value,
10890 kill_set_value, kill_autoinc_value, copy_value,
10891 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10892 replace_oldest_value_reg, replace_oldest_value_addr,
10893 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10894 debug_value_data, validate_value_data): Move...
10895 * regcprop.c: ... here.
10896 (rest_of_handle_cprop): Delete.
10897 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10899 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10901 PR middle-end/40057
10902 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10903 GEN_INT for 1 << bitnum.
10904 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10905 build_int_cst_type.
10907 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10909 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10910 Remove wrong description of "nand" operation.
10912 2009-05-06 Richard Guenther <rguenther@suse.de>
10913 Adam Nemet <anemet@caviumnetworks.com>
10915 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10916 comment. Add that if LHS is not a gimple register, then RHS1 has
10917 to be a single object (GIMPLE_SINGLE_RHS).
10919 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10921 * expr.c (get_def_for_expr): Move it up in the file.
10922 (store_field): When expanding a bit-field store, look at the
10923 defining gimple stmt for the masking conversion.
10925 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10927 PR middle-end/39986
10928 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10929 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10930 32-bit memcpy into long.
10932 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10934 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10935 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10937 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10938 instead of appending DW_OP_deref*.
10940 2009-05-06 Michael Matz <matz@suse.de>
10942 PR middle-end/40021
10943 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10944 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10946 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10948 * Makefile.in (install-plugin): Fix srcdir handling.
10950 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10952 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10953 when processing for not_regs_needed bitmap.
10954 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10955 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10956 handling it for rhs.
10958 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10960 * config/i386/i386.md (unnamed inc/dec peephole): Use
10961 optimize_insn_for_size_p instead of optimize_size.
10962 * config/i386/predicates.md (incdec_operand): Likewise.
10963 (aligned_operand): Likewise.
10964 * config/i386/sse.md (divv8sf3): Likewise.
10965 (sqrtv8sf2): Likewise.
10967 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10969 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10971 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10973 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10975 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10976 ssemodesuffixf2c with avxmodesuffixf2c.
10978 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10981 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10983 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10985 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10986 (struct tree_base): Adjust spacing for 8 bit boundaries.
10987 (struct tree_decl_common): Add decl_by_reference_flag bit.
10988 (DECL_BY_REFERENCE): Adjust.
10989 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10990 print DECL_BY_REFERENCE bit.
10991 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10992 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10993 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10994 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10997 PR middle-end/39666
10998 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10999 range of the type, but default label is missing, add it with one
11000 of the existing labels instead of adding a new label for it.
11002 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11006 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11008 * Makefile.in (enable_plugin, plugin_includedir): New.
11009 (install): Depend on install-plugin.
11010 (PLUGIN_HEADERS): New.
11011 (install-plugin): New.
11012 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11014 2009-05-05 Richard Guenther <rguenther@suse.de>
11016 PR tree-optimization/40022
11017 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11019 (phivn_valid_p): Fix tuplification error, simplify.
11020 (phiprop_insert_phi): Add dumps.
11021 (propagate_with_phi): Simplify.
11023 2009-05-05 Richard Guenther <rguenther@suse.de>
11025 PR middle-end/40023
11026 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11028 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11030 * tree.h (strip_float_extensions): Remove duplicate declaration.
11031 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11032 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11033 block_ultimate_origin): Rearrange the declarations line to match the
11034 comment that indicates the .c file which the functions are defined.
11035 (dwarf2out_*, set_decl_rtl): Add comment.
11036 (get_base_address): Adjust comment.
11037 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11038 declarations line and add comment.
11039 (is_builtin_name): Add blank after function name, for clarity.
11041 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11043 * attribs.c (decl_attributes): Use %qE for identifiers in
11045 * cgraphunit.c (verify_cgraph_node): Translate function names to
11046 locale character set in diagnostics.
11047 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11049 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11050 Document that functions are named in UTF-8.
11051 * expr.c (expand_expr_real_1): Translate function names to locale
11052 character set in diagnostics.
11053 * gimplify.c (omp_notice_variable, omp_is_private,
11054 gimplify_scan_omp_clauses): Use %qE for identifiers in
11056 * langhooks.c (lhd_print_error_function): Translate function names
11057 to locale character set.
11058 * langhooks.h (decl_printable_name): Document that return value is
11059 in internal character set.
11060 * stmt.c: Include pretty-print.h
11061 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11063 (resolve_operand_name_1): Translate named operand name to locale
11065 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11067 * toplev.c (announce_function): Translate function names to locale
11069 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11070 (default_tree_printer): Use pp_identifier or translate identifiers
11071 to locale character set. Mark "<anonymous>" for translation.
11072 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11073 for identifiers in diagnostics.
11074 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11076 * varasm.c (output_constructor): Use %qE for identifiers in
11079 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11081 * configure.ac: use ` ` instead of $()
11082 * configure: Regenerate.
11084 2009-05-05 Ben Elliston <bje@au.ibm.com>
11086 * config/pa/linux-atomic.c: Eliminate conditional include of
11087 errno.h on non-LP64 systems to simplify build requirements.
11089 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11091 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11093 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11094 and pass value to identifier_to_locale.
11095 (warn_variable_length_array): Make name a tree.
11096 (grokdeclarator): Separate diagnostic texts for named and unnamed
11097 declarators. Use %qE for named declarators.
11098 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11100 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11101 identifiers in diagnostics.
11102 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11103 identifier_to_locale. Mark "anonymous" strings for translation.
11105 2009-05-04 Michael Eager <eager@eagercon.com>
11107 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11108 address for DImode/DFmode only if double-precision FP regs.
11110 2009-05-04 Michael Eager <eager@eagercon.com>
11112 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11113 TARGET_SINGLE_FLOAT check.
11115 2009-05-04 Michael Eager <eager@eagercon.com>
11117 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11119 2009-05-04 Michael Eager <eager@eagercon.com>
11121 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11122 * config/rs6000/t-xilinx: New
11124 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11126 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11127 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11128 * gcc/explow.c (memory_address): Use target hook.
11129 * gcc/targhooks.c (default_legitimize_address): New.
11130 * gcc/targhooks.h (default_legitimize_address): New.
11131 * gcc/target.h (legitimize_address): New.
11132 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11133 (TARGET_INITIALIZER): Include it.
11134 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11136 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11137 * config/bfin/bfin.c (legitimize_address): Remove.
11138 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11139 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11141 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11142 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11144 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11145 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11146 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11147 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11148 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11149 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11150 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11151 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11152 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11153 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11154 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11155 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11156 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11157 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11158 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11159 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11160 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11161 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11162 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11163 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11164 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11165 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11166 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11168 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11169 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11170 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11171 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11172 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11173 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11174 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11175 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11176 (thumb_legitimize_address): Delete.
11177 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11178 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11179 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11180 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11181 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11182 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11184 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11187 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11188 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11189 * config/m32r/m32r.c (m32r_legitimize_address): New.
11190 * config/m68k/m68k.c (m68k_legitimize_address): New.
11191 * config/score/score.c (score_legitimize_address): Standardize.
11192 * config/score/score3.c (score3_legitimize_address): Standardize.
11193 * config/score/score3.h (score3_legitimize_address): Adjust.
11194 * config/score/score7.c (score7_legitimize_address): Standardize.
11195 * config/score/score7.h (score7_legitimize_address): Adjust.
11196 * config/sh/sh.c (sh_legitimize_address): New.
11197 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11199 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11200 (s390_legitimize_address): ... this.
11201 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11202 (sparc_legitimize_address): ... this.
11203 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11204 (ix86_legitimize_address): ... this.
11205 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11206 (avr_legitimize_address): ... this.
11207 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11208 (mn10300_legitimize_address): ... this.
11209 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11210 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11211 (alpha_expand_mov): Adjust call.
11213 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11214 * config/spu/spu.c (spu_legitimize_address): Likewise.
11215 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11216 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11218 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11220 * intl.c (locale_encoding, locale_utf8): New.
11221 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11222 * intl.h (locale_encoding, locale_utf8): Declare.
11223 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11224 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11226 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11228 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11229 (pp_base_tree_identifier): Declare as function.
11230 (identifier_to_locale): Declare.
11231 * Makefile.in (pretty-print.o): Update dependencies.
11232 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11234 2009-05-04 Richard Guenther <rguenther@suse.de>
11236 PR middle-end/40015
11237 * builtins.c (fold_builtin_memory_op): Do not decay to element
11238 type if the size matches the whole array.
11240 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11242 * expmed.c (synth_mult): When trying out a shift, pass the result
11245 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11247 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11248 (shiftsub1_cost): New.
11249 (init_expmed): Compute shiftsub1_cost.
11250 (synth_mult): Optimize multiplications by constants of the form
11251 -(2^^m-1) for some constant positive integer m.
11253 2009-05-03 Richard Guenther <rguenther@suse.de>
11256 * c-typeck.c (array_to_pointer_conversion): Do not built
11257 ADDR_EXPRs of arrays of pointer-to-element type.
11258 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11259 up wrong ADDR_EXPRs after-the-fact.
11260 * c-common.c (strict_aliasing_warning): Strip pointer
11261 conversions for obtaining the original type.
11262 * builtins.c (fold_builtin_memset): Handle array types.
11263 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11266 2009-05-03 Richard Guenther <rguenther@suse.de>
11268 PR middle-end/23329
11269 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11270 Do not lose casts from array types with unknown extent to array
11271 types with known extent.
11272 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11273 alias set compatibility.
11275 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11277 * flags.h (extra_warnings): Delete.
11278 * toplev.c (process_options): Handle Wuninitialized here.
11279 * opts.c (extra_warnings): Delete.
11280 (set_Wextra): Delete.
11281 (common_handle_option): -Wextra can be handled automatically.
11282 * c-opts.c (c_common_handle_option): Delete obsolete code.
11283 (c_common_post_options): Simplify comment.
11284 * common.opt (W): Add Var.
11286 (Wuninitialized): Initialize to -1.
11288 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11289 Richard Guenther <rguenther@suse.de>
11291 * expr.c (get_def_for_expr): New function.
11292 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11293 SSA rather than trees.
11294 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11295 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11297 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11299 * c-common.c (reswords): Add _Imaginary.
11300 * c-common.c (enum rid): Add RID_IMAGINARY.
11302 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11304 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11305 Patch by Richard Guenther.
11307 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11309 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11310 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11311 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11312 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11313 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11314 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11315 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11316 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11317 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11318 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11319 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11320 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11321 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11322 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11323 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11324 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11325 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11326 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11328 2009-05-02 Richard Guenther <rguenther@suse.de>
11330 PR tree-optimization/39940
11331 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11334 2009-05-02 Richard Guenther <rguenther@suse.de>
11336 PR middle-end/40001
11337 * tree-ssa.c (execute_update_addresses_taken): Properly check
11338 if we can mark a variable DECL_GIMPLE_REG_P.
11339 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11340 back to the end of the function.
11341 (is_gimple_reg_type): Remove complex type special casing.
11342 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11345 2009-05-02 Ben Elliston <bje@au.ibm.com>
11347 * doc/collect2.texi (Collect2): Document search path behaviour
11348 when configured with --with-ld.
11350 2009-05-02 Jan Hubicka <jh@suse.cz>
11352 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11353 parameter; update callers.
11354 (coalesce_cost_edge): EH edges are costier because they needs
11355 splitting even if not critical and even more costier when there are
11356 multiple EH predecestors.
11358 2009-05-02 Jan Hubicka <jh@suse.cz>
11360 * except.c (remove_eh_handler_and_replace): Handle updating after
11361 removing TRY blocks.
11363 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11365 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11367 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11369 * varasm.c: Do not include c-pragma.h.
11370 * attribs.c: Do not incude c-common.h.
11372 2009-05-01 Michael Matz <matz@suse.de>
11374 * calls.c (initialize_argument_information): Handle SSA names like
11375 decls with a non MEM_P DECL_RTL.
11377 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11379 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11380 * ipa-utils.c: Likewise.
11381 * ipa-type-escape.c: Likewise.
11382 * cgraphunit.c Do not include c-common.h.
11383 * ipa-pure-const.c: Likewise.
11384 * tree-if-conv.c: Likewise.
11385 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11386 * ipa-struct-reorg.c: Likewise.
11387 * tree-nomudflap.c: Likewise.
11388 * tree-ssa-structalias.c: Likewise.
11390 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11392 * store-motion.c: Many cleanups to make this pass a first-class
11393 citizen instead of an appendix to gcse load motion. Add TODO list
11394 to make this pass faster/cleaner/better.
11396 (struct ls_expr): Post gcse.c-split cleanups.
11397 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11398 "stores" field to "avail_stores".
11399 (pre_ldst_mems): Rename to store_motion_mems.
11400 (pre_ldst_table): Rename to store_motion_mems_table.
11401 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11402 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11403 (ldst_entry): Rename to st_expr_entry, update users.
11404 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11405 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11406 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11408 (first_ls_expr): Rename to first_st_expr, update users.
11409 (next_ls_expr): Rename to next_st_expr, update users.
11410 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11411 fields properly for store motion instead of names inherited from load
11413 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11414 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11417 (ae_kill): Rename to st_kill, update users.
11418 (ae_gen): Rename to st_avloc, update users.
11419 (transp): Rename to st_transp, update users.
11420 (pre_insert_map): Rename to st_insert_map, update users.
11421 (pre_delete_map): Rename to st_delete_map, update users.
11422 (insert_store, build_store_vectors, free_store_memory,
11423 one_store_motion_pass): Update for abovementioned changes.
11425 (gcse_subst_count, gcse_create_count): Remove.
11426 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11427 and "n_stores_created", local variables.
11429 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11432 (regvec, compute_store_table_current_insn): Remove.
11433 (reg_set_info, reg_clear_last_set): Remove.
11434 (compute_store_table): Use DF caches instead of local dataflow
11437 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11439 * c-objc-common.c (c_tree_printer): Print identifiers with
11440 pp_identifier, not pp_string. Mark "({anonymous})" for
11442 * c-pretty-print.c (pp_c_ws_string): New.
11443 (pp_c_cv_qualifier, pp_c_type_specifier,
11444 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11445 pp_c_storage_class_specifier, pp_c_function_specifier,
11446 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11447 pp_c_primary_expression, pp_c_postfix_expression,
11448 pp_c_unary_expression, pp_c_shift_expression,
11449 pp_c_relational_expression, pp_c_equality_expression,
11450 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11451 use pp_string and pp_c_ws_string in place of pp_identifier and
11452 pp_c_identifier for non-identifiers. Mark English strings for
11454 * c-pretty-print.h (pp_c_ws_string): Declare.
11456 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11457 Roland McGrath <roland@redhat.com>
11459 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11460 (ENABLE_LD_BUILDID): New configuration option.
11461 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11462 (LINK_BUILDID_SPEC): New macro.
11463 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11465 * doc/install.texi: Document --enable-linker-build-id option.
11466 * configure: Rebuild.
11467 * config.in: Rebuild.
11469 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11471 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11472 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11473 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11474 MIPS_GP_SAVE_AREA_SIZE.
11475 * config/mips/mips.c (struct mips_frame_info): Update comment
11476 before arg_pointer_offset and hard_frame_pointer_offset.
11477 (mips_compute_frame_info): Update diagram before function: to
11478 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11479 indicate the position of frame_pointer_rtx with -fstack-protector and
11480 to show args_size. Don't allocate cprestore area for leaf functions
11481 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11483 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11485 2009-04-30 Michael Matz <matz@suse.de>
11487 PR tree-optimization/39955
11488 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11490 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11492 * ira.c (setup_cover_and_important_classes): Use safe macro
11493 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11495 * genpreds.c (write_tm_preds_h): Output suitable definition of
11496 REG_CLASS_FOR_CONSTRAINT.
11498 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11500 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11502 * bitmap.c (bitmap_descriptor): Likewise.
11503 * ggc-common.c (loc_descriptor): Likewise.
11504 * varray.c (varray_descriptor): Likewise.
11505 * vec.c (vec_descriptor): Likewise.
11507 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11509 * Makefile.in (dce.o): Add $(EXCEPT_H).
11510 * dce.c: Include except.h and delete redundant vector definitions.
11511 (deletable_insn_p): Return false for non-call insns that can throw
11514 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11516 * gcse.c (ae_gen): Remove.
11517 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11518 and make non-static function to make it available in store-motion.c.
11519 Update call sites with search-and-replace.
11520 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11521 extract_mentioned_regs, extract_mentioned_regs_helper,
11522 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11523 store_killed_in_insn, store_killed_after, store_killed_before,
11524 build_store_vectors, insert_insn_start_basic_block, insert-store,
11525 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11526 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11527 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11528 * store-motion.c: ...new file. Also copy data structures from gcse.c
11529 and clean up to remove parts not used by store motion.
11530 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11531 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11533 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11536 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11537 when optimizing for size.
11539 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11541 * gcse.c (gcse_constant_p): Fix typo in last change.
11543 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11545 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11547 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11549 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11551 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11553 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11554 CONST_HIGH_PART result.
11556 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11558 * config/avr/avr.c (initial_elimination_offset): Rename to
11559 avr_initial_elimination_offset.
11560 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11561 change return type to bool.
11562 (avr_can_eliminate): New function.
11563 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11564 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11565 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11566 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11567 avr_initial_elimination_offset.
11568 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11569 (avr_initial_elimination_offset): Define.
11571 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11572 Steven Bosscher <steven@gcc.gnu.org>
11574 PR rtl-optimization/39938
11575 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11576 * cfgrtl.c: Include insn-attr.h.
11577 (rest_of_pass_free_cfg): New function.
11578 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11579 * resource.c (init_resource_info): Remove call to df_analyze.
11581 2009-04-29 Richard Guenther <rguenther@suse.de>
11584 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11585 allow conversion to signed integers.
11587 2009-04-29 Richard Guenther <rguenther@suse.de>
11589 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11590 shifts of floating point vectors if the shift amount is
11591 a constant multiple of the element size.
11593 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11594 Michael Matz <matz@suse.de>
11596 PR middle-end/39927
11598 * tree-outof-ssa.c (emit_partition_copy): New function.
11599 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11600 insert_part_to_rtx_on_edge): Perform the partition base var
11601 copy using emit_partition_copy.
11602 (insert_value_copy_on_edge): Convert constants to the right mode.
11603 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11604 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11606 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11608 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11609 scan backwards to try to find a constant to initialize it.
11611 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11612 insn before the loop_end instruction, don't look past labels.
11614 2009-04-29 Richard Guenther <rguenther@suse.de>
11616 PR middle-end/39937
11617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11618 loose type conversions.
11619 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11620 stmts only if there are no uses of its definition.
11622 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11624 * config/bfin/bfin.h (splitting_loops): Declare.
11625 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11626 Reorder bit definitions to be ascending.
11627 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11628 * config/bfin/bfin.c (splitting_loops): New variable.
11629 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11630 (struct loop_info): Remove members INIT and LOOP_INIT.
11631 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11632 the LSETUP sequence. Allow LC to be loaded from any register, but
11633 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11634 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11636 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11637 of reload_completed.
11640 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11642 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11644 * Makefile.in (PLUGIN_VERSION_H): New.
11645 (OBJS-common): Remove plugin-version.o.
11646 (plugin.o): Depend on (PLUGIN_VERSION_H).
11647 (plugin-version.o): Remove.
11648 * configure: Regenerate
11649 * configure.ac: Create plugin-version.h.
11650 * gcc-plugin.h (plugin_gcc_version): Remove.
11651 (plugin_default_version_check): Change signature.
11652 * plugin-version.c: Remove.
11653 * plugin.c: Include plugin-version.h.
11654 (str_plugin_gcc_version_name): Remove.
11655 (try_init_one_plugin): Pass gcc version to plugin_init.
11656 (plugin_default_version_check): Both gcc and plugin versions are now
11659 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11661 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11662 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11663 Remove special case testing for last insn of inner loops. Don't fail
11664 if the loop ends with a jump, emit an extra nop instead.
11666 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11667 DREGS rather than comparing directly. Remove code that tries to
11668 account for latencies.
11670 2009-04-29 Richard Guenther <rguenther@suse.de>
11672 PR tree-optimization/39941
11673 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11674 eliminating an indirect call.
11676 2009-04-29 Richard Guenther <rguenther@suse.de>
11678 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11679 parameter. Allow invariants as base if !require_lvalue.
11680 (verify_gimple_assign_single): Adjust.
11682 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11684 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11685 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11686 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11687 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11688 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11690 * config/bfin/bfin.c (bfin_expand_builtin,
11691 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11693 2009-04-28 Richard Guenther <rguenther@suse.de>
11695 * tree-vect-loop.c (get_initial_def_for_induction): Use
11696 correct types for pointer increment.
11698 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11700 * toplev.c (print_version): Update GMP version string calculation.
11702 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11704 PR rtl-optimization/39938
11705 * resource.c (init_resource_info): Add call to df_analyze.
11707 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11709 * config/alpha/alpha.md (usegp): Cast the result of
11710 alpha_find_lo_sum_using_gp to enum attr_usegp.
11711 * config/alpha/alpha.c (override_options): Remove end-of-structure
11712 marker element from cpu_table. Use array size of cpu_table to handle
11713 -mcpu and -mtune options.
11714 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11716 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11718 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11719 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11720 tune_32 and tune_64.
11721 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11722 support on PowerPC.
11723 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11724 * config/rs6000/option-defaults.h: ... here. New file.
11725 (OPT_64, OPT_32): Define.
11726 (MASK_64BIT): Define to 0 if not already defined.
11727 (OPT_ARCH64, OPT_ARCH32): Define.
11728 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11731 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11733 * config/arm/arm.c (arm_override_options): Emit error on using
11736 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11738 PR rtl-optimization/39914
11739 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11740 registers for allocnos created from user-defined variables only
11741 when not optimizing.
11743 2009-04-28 Richard Guenther <rguenther@suse.de>
11745 PR middle-end/39937
11746 * fold-const.c (fold_binary): Use distribute_real_division only
11749 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11751 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11752 add hpux-stdint.h to tm_file.
11753 (hppa[12]*-*-hpux11*): Ditto.
11754 (ia64*-*-hpux*): Ditto.
11755 * config/hpux-stdint.h: New.
11756 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11757 __STDC_EXT__ for all compiles.
11758 * config/pa/pa-hpux.h: Ditto.
11759 * config/pa/pa-hpux10.h: Ditto.
11760 * config/pa/pa-hpux11.h: Ditto.
11762 2009-04-28 Catherine Moore <clm@codesourcery.com>
11764 * debug.h (set_name): Add comment.
11766 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11769 * config/darwin.c (machopic_gen_offset): Check
11770 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11771 * config/arm/arm.c (require_pic_register): Likewise.
11773 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11775 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11776 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11777 m32c_promote_prototypes): Delete.
11779 2009-04-28 Michael Matz <matz@suse.de>
11781 PR middle-end/39922
11782 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11785 2009-04-28 Richard Guenther <rguenther@suse.de>
11787 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11789 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11791 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11792 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11793 * config/arm/arm-tune.md: Regenerate.
11795 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11797 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11798 block if there are complex incoming edges.
11799 (sel_merge_blocks): Remove useless assert.
11800 (sel_redirect_edge_and_branch): Check that edge was redirected.
11801 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11802 (sel_find_rgns): Delete declaration.
11803 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11804 the region when it is not a preheader.
11806 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11809 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11811 2009-04-28 Richard Guenther <rguenther@suse.de>
11813 * tree.h (SSA_NAME_VALUE): Remove.
11814 (struct tree_ssa_name): Remove value_handle member.
11815 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11816 array for jump threading.
11817 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11819 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11820 * tree-flow.h (threadedge_initialize_values): Declare.
11821 (threadedge_finalize_values): Likewise.
11822 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11823 (SSA_NAME_VALUE): Define.
11824 (threadedge_initialize_values): New function.
11825 (threadedge_finalize_values): Likewise.
11826 * tree-ssa-dom.c (ssa_name_values): New global variable.
11827 (SSA_NAME_VALUE): Define.
11828 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11830 2009-04-28 Ira Rosen <irar@il.ibm.com>
11832 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11833 Use REPORT_VECTORIZED_LOCATIONS instead
11834 REPORT_VECTORIZED_LOOPS.
11835 * tree-vectorizer.c (vect_verbosity_level): Make static.
11836 (vect_loop_location): Rename to vect_location.
11837 (vect_set_verbosity_level): Update comment.
11838 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11840 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11841 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11842 instead REPORT_UNVECTORIZED_LOOPS.
11843 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11844 and vect_loop_def to vect_external_def and vect_internal_def.
11845 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11846 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11847 REPORT_UNVECTORIZED_LOCATIONS.
11848 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11849 and vect_used_in_loop and to vect_unused_in_scope and
11850 vect_used_in_scope.
11851 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11852 (vect_verbosity_level): Remove declaration.
11853 (vect_analyze_operations): Likewise.
11854 (vect_analyze_stmt): Declare.
11855 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11856 REPORT_UNVECTORIZED_LOCATIONS.
11857 (vect_get_loop_niters): Fix indentation.
11858 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11859 (vect_analyze_loop_operations): New function.
11860 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11861 vect_analyze_operations.
11862 (vect_is_simple_reduction): Use new names.
11863 (vectorizable_live_operation, vect_transform_loop): Likewise.
11864 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11865 to specify whether the data references can be a part of interleaving
11867 (vect_analyze_data_ref_dependence): Use new names.
11868 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11869 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11870 * tree-vect-patterns.c (widened_name_p): Use new names.
11871 (vect_recog_dot_prod_pattern): Likewise.
11872 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11873 (process_use, vect_mark_stmts_to_be_vectorized,
11874 vect_model_simple_cost, vect_model_store_cost,
11875 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11876 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11877 vectorizable_operation, vectorizable_type_demotion,
11878 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11879 vectorizable_condition): Likewise.
11880 (vect_analyze_operations): Split into vect_analyze_loop_operations
11882 (vect_analyze_stmt): ... new function.
11883 (new_stmt_vec_info): Use new names.
11884 (vect_is_simple_use): Use new names and fix comment.
11885 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11886 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11888 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11891 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11892 and integer modes for x87 operands. Do not ICE for unsupported size,
11893 generate error instead. Generate error for unsupported operand types.
11894 ['z']: Do not handle HImode memory operands specially. Warning
11895 for floating-point operands. Fallthru to 'Z' for unsupported operand
11896 types. Do not ICE for unsupported size, generate error instead.
11897 (output_387_binary_op): Use %Z to output operands.
11898 (output_fp_compare): Ditto.
11899 (output_387_reg_move): Ditto.
11901 2009-04-28 Ben Elliston <bje@au.ibm.com>
11906 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11908 * builtins.c (c_strlen): Do not warn here.
11909 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11910 * c-common.c (pointer_int_sum): Take an explicit location.
11911 Warn about offsets out of bounds.
11912 * c-common.h (pointer_int_sum): Adjust declaration.
11914 2009-04-27 Ian Lance Taylor <iant@google.com>
11916 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11918 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11919 * df-core.c (df_set_flags): Change return type to int. Change
11920 type of old_flags to int.
11921 (df_clear_flags): Likewise.
11922 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11923 (df_get_conditional_uses): Likewise.
11924 * df.h (df_set_flags, df_clear_flags): Update declarations.
11925 * dwarf2out.c (struct indirect_string_node): Change type of form
11926 field to enum dwarf_form.
11927 (AT_string_form): Change return type to enum dwarf_form.
11928 * fixed-value.c (fixed_compare): Add cast to enum type.
11929 * fwprop.c (update_df): Change 0 to VOIDmode.
11930 * gensupport.c: Change 0 to UNKNOWN.
11931 * gimple.h (gimple_cond_code): Add cast to enum type.
11932 * haifa-sched.c (reemit_notes): Add cast to enum type.
11933 * hooks.c (hook_int_void_no_regs): Remove function.
11934 * hooks.h (hook_int_void_no_regs): Remove declaration.
11935 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11936 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11937 * real.c (real_arithmetic): Add cast to enum type.
11938 (real_compare): Likewise.
11939 * target.h (struct gcc_target): Change return type of
11940 branch_target_register_class to enum reg_class.
11941 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11942 default_branch_target_register_class.
11943 * targhooks.c (default_branch_target_register_class): New function.
11944 * targhooks.h (default_branch_target_register_class): Declare.
11945 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11946 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11948 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11950 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11951 vect_uninitialized_def. Change 0 to ERROR_MARK.
11952 * tree-vect-stmts.c (supportable_widening_operation): Don't
11953 initialize icode1 and icode2.
11954 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11955 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11957 (cmn_err_flag_specs): Change 0 to STD_C89.
11958 (cmn_err_char_table): Likewise.
11959 * config/arm/arm.c (get_arm_condition_code): Change type of code
11960 to enum arm_cond_code.
11961 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11962 (IWMMXT_BUILTIN2): Likewise.
11963 (neon_builtin_type_bits): Don't define typedef.
11964 (neon_builtin_datum): Change type of bits field to int.
11965 (arm_expand_neon_args): Add cast to enum type.
11966 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11968 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11969 casts to enum type.
11970 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11972 * config/mips/mips.md (jal_macro): Return enum constant.
11973 (single_insn): Likewise.
11974 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11976 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11977 casts to enum type.
11978 * config/s390/s390.c (s390_tune_flags): Change type to int.
11979 (s390_arch_flags): Likewise.
11980 (s390_handle_arch_option): Change flags field of struct pta to int.
11981 * config/s390/s390.h (s390_tune_flags): Update declaration.
11982 (s390_arch_flags): Likewise.
11983 * config/sh/sh.c (prepare_move_operands): Compare
11984 tls_symbolic_operand result with enum constant.
11985 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11986 (sh_expand_prologue): Add cast to enum type.
11987 (sh_expand_epilogue): Likewise.
11988 (tls_symbolic_operand): Change return type to enum tls_model.
11989 (fpscr_set_from_mem): Add cast to enum type.
11990 (legitimize_pic_address): Compare tls_symbolic_operand result with
11992 (sh_target_reg_class): Change return type to enum reg_class.
11993 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11995 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11996 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11997 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11998 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11999 (delayed_branch, tls_call_delay): Likewise.
12000 (eligible_for_sibcall_delay): Likewise.
12001 (eligible_for_return_delay): Likewise.
12002 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12003 (spu_expand_builtin_1): Likewise.
12005 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12006 for all types of conversions.
12007 (output_init_element): Issue -Wc++-compat warning if needed when
12008 initializing a bitfield with enum type.
12009 * c-parser.c (c_parser_expression): Set original_type to
12010 original_type of right hand operand of comman operator.
12012 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12014 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12016 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12017 * doc/cpp.texi (Standard Predefined Macros)
12018 (Implementation-defined behavior): Likewise.
12019 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12020 * doc/gimple.texi (GIMPLE Exception Handling)
12021 (@code{GIMPLE_ASSIGN}): Likewise.
12022 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12023 * doc/invoke.texi (Warning Options, Optimize Options)
12024 (AVR Options, Darwin Options): Likewise.
12025 (Optimize Options): Reformulate -fwhole-program description.
12026 * doc/loop.texi (Lambda): Likewise.
12027 * doc/md.texi (Output Template, Define Constraints)
12028 (Standard Names, Insn Splitting): Likewise.
12029 * doc/options.texi (Option properties): Likewise.
12030 * doc/passes.texi (Tree-SSA passes): Likewise.
12031 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12032 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12033 (File Names and DBX): Likewise.
12034 * doc/trouble.texi (Incompatibilities): Likewise.
12036 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12038 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12039 instruction is correct.
12041 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12043 Allow non-constant arguments to conversion intrinsics.
12044 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12045 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12046 * spu.c (print_operand): Handle 'v' and 'w'.
12047 (exp2_immediate_p, spu_gen_exp2): Define.
12048 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12049 spu_convtf_1): Update parameter descriptions.
12050 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12051 * constraints.md ('v', 'w'): New.
12052 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12054 (i2f, I2F): New define_mode_attr.
12055 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12056 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12057 fixuns_truncv4sfv4si2): Update to use mode attribute.
12058 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12059 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12060 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12061 patterns for combine.
12063 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12065 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12066 (cprop, hoist, pre, store_motion): New debug counters.
12067 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12068 is not an RTL pass anymore.
12069 (pass_profiling): Remove extern decl for pass removed in 2005.
12070 (pass_gcse, pass_jump_bypass): Remove.
12071 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12072 to 0 for clean state.
12073 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12074 * cse.c (gate_handle_cse_after_global_opts,
12075 rest_of_handle_cse_after_global_opts): New functions.
12076 (pass_cse_after_global_opts): New pass, does local CSE.
12077 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12078 (TV_CPROP): New timevar.
12079 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12080 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12081 (gcse_main, recompute_all_luids): Remove.
12082 (compute_hash_table_work): Call max_reg_num instead of reading
12084 (cprop_jump): Don't set run_jump_opt_after_gcse.
12085 (constprop_register): Always allow to alter jumps.
12086 (cprop_insn): Likewise.
12087 (do_local_cprop): Likewise.
12088 (local_cprop_pass): Likewise. Return non-zero if something changed.
12089 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12090 (find_implicit_sets): Add note about missed optimization opportunity.
12091 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12092 pass_rtl_cprop execute function.
12093 Don't bother tracking the pass number, each pass gets its own dumpfile
12095 Always allow to alter jumpsand bypass jumps.
12096 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12097 will just find no suitable set.
12098 (pre_edge_insert): Fix dumping, this function is for PRE only.
12099 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12100 pass_rtl_pre execute function.
12101 (hoist_code): Return non-zero if something changed. Keep track of
12102 substitutions and insertions for statistics gathering similar to PRE.
12103 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12104 called from the pass_rtl_hoist execute function. Show pass statistics.
12105 (compute_store_table): Use max_reg_num directly instead of using the
12106 formerly global max_gcse_regno.
12107 (build_store_vectors): Likewise.
12108 (replace_store_insn): Fix dumping.
12109 (store_motion): Rename to ...
12110 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12111 pass, called from the pass_rtl_store_motion execute function. Keep
12112 track of substitutions and insertions for statistics gathering similar
12114 (bypass_jumps): Remove, fold interesting bits into ...
12115 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12116 from the pass_rtl_cprop execute function.
12117 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12118 pass_jump_bypass): Remove.
12119 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12120 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12121 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12122 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12123 (gate_rtl_store_motion, execute_rtl_store_motion,
12124 pass_rtl_store_motion): New.
12125 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12126 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12127 * passes.c (init_optimization_passes): Remove pass_gcse and
12128 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12129 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12130 instead of pass_jump_bypass.
12132 2009-04-27 Richard Guenther <rguenther@suse.de>
12134 PR middle-end/39928
12135 * gimplify.c (gimplify_expr): If we are required to create
12136 a temporary make sure it ends up as register.
12138 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12141 * config/i386/i386.c (construct_container): Don't call
12142 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12143 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12145 2009-04-27 Michael Matz <matz@suse.de>
12147 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12148 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12149 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12150 (dump_replaceable_exprs): Take a bitmap.
12151 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12153 (expand_gimple_basic_block): Likewise.
12154 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12155 replaceable_expressions member a bitmap.
12156 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12157 (mark_replaceable): Likewise.
12158 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12159 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12161 2009-04-27 Richard Guenther <rguenther@suse.de>
12163 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12164 (verify_stmts): Dispatch to gimple/type verification code.
12165 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12166 issue with call argument types.
12168 2009-04-27 Michael Matz <matz@suse.de>
12170 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12171 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12174 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12175 Eric Botcazou <ebotcazou@adacore.com>
12177 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12178 a label's basic block.
12179 (mark_target_live_regs): Tidy and rework obsolete comments.
12180 Change back DF problem to LIVE. If a label starts a basic block,
12181 assume that all registers that used to be live then still are.
12182 (init_resource_info): If a label starts a basic block, set its
12183 BLOCK_FOR_INSN accordingly.
12184 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12186 2009-04-27 Richard Guenther <rguenther@suse.de>
12188 * tree-flow-inline.h (function_ann): Remove.
12189 (get_function_ann): Likewise.
12190 * tree-dfa.c (create_function_ann): Remove.
12191 * tree-flow.h (struct static_var_ann_d): Remove.
12192 (struct function_ann_d): Likewise.
12193 (union tree_ann_d): Remove fdecl member.
12194 (function_ann_t): Remove.
12195 (function_ann, get_function_ann, create_function_ann): Remove
12198 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12200 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12202 2009-04-27 Jan Hubicka <jh@suse.cz>
12204 * ipa-pure-const.c (struct funct_state_d): New fields
12205 state_previously_known, looping_previously_known; remove
12206 state_set_in_source.
12207 (analyze_function): Use new fields.
12208 (propagate): Avoid assumption that state_set_in_source imply
12211 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12212 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12213 * cfgloop.h (finite_loop_p): Declare.
12215 2009-04-26 Michael Matz <matz@suse.de>
12217 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12219 2009-04-26 Michael Matz <matz@suse.de>
12221 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12222 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12223 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12224 pass_mark_used_blocks): Remove.
12225 * tree-optimize.c (pass_free_datastructures,
12226 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12227 * passes.c (init_optimization_passes): Don't call
12228 pass_mark_used_blocks, remove dead code.
12230 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12232 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12233 * tree-ssa-live.h (register_ssa_partition): Likewise.
12235 2009-04-26 Michael Matz <matz@suse.de>
12238 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12239 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12240 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12242 (compare_pairs): Swap cost comparison.
12243 (coalesce_ssa_name): Don't use change_partition_var.
12244 * tree-nrv.c (struct nrv_data): Add modified member.
12245 (finalize_nrv_r): Set it.
12246 (tree_nrv): Use it to update statements.
12247 (pass_nrv): Require PROP_ssa.
12248 * tree-mudflap.c (mf_decl_cache_locals,
12249 mf_build_check_statement_for): Use make_rename_temp.
12250 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12251 * alias.c (find_base_decl): Handle SSA names.
12252 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12253 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12254 * rtl.h (set_reg_attrs_for_parm): Declare.
12255 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12256 to "optimized", remove unused locals at finish.
12257 (execute_free_datastructures): Make global, call
12258 delete_tree_cfg_annotations.
12259 (execute_free_cfg_annotations): Don't call
12260 delete_tree_cfg_annotations.
12262 * ssaexpand.h: New file.
12263 * expr.c (toplevel): Include ssaexpand.h.
12264 (expand_assignment): Handle SSA names the same as register variables.
12265 (expand_expr_real_1): Expand SSA names.
12266 * cfgexpand.c (toplevel): Include ssaexpand.h.
12267 (SA): New global variable.
12268 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12269 (SSAVAR): New macro.
12270 (set_rtl): New helper function.
12271 (add_stack_var): Deal with SSA names, use set_rtl.
12272 (expand_one_stack_var_at): Likewise.
12273 (expand_one_stack_var): Deal with SSA names.
12274 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12275 before unique numbers.
12276 (expand_stack_vars): Use set_rtl.
12277 (expand_one_var): Accept SSA names, add asserts for them, feed them
12278 to above subroutines.
12279 (expand_used_vars): Expand all partitions (without default defs),
12280 then only the local decls (ignoring those expanded already).
12281 (expand_gimple_cond): Remove edges when jumpif() expands an
12282 unconditional jump.
12283 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12284 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12286 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12287 members of SA; deal with PARM_DECL partitions here; expand
12288 all PHI nodes, free tree datastructures and SA. Commit instructions
12289 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12290 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12291 info and statements at start, collect garbage at finish.
12292 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12293 (VAR_ANN_PARTITION) Remove.
12294 (change_partition_var): Don't declare.
12295 (partition_to_var): Always return SSA names.
12296 (var_to_partition): Only accept SSA names.
12297 (register_ssa_partition): Only check argument.
12298 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12300 (delete_var_map): Don't free it.
12301 (var_union): Only accept SSA names, simplify.
12302 (partition_view_init): Mark only useful SSA names as used.
12303 (partition_view_fini): Only deal with SSA names.
12304 (change_partition_var): Remove.
12305 (dump_var_map): Use ssa_name instead of partition_to_var member.
12306 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12308 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12309 (struct _elim_graph): New member const_dests; nodes member vector of
12311 (set_location_for_edge): New static helper.
12312 (create_temp): Remove.
12313 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12314 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12315 (new_elim_graph): Allocate const_dests member.
12316 (clean_elim_graph): Truncate const_dests member.
12317 (delete_elim_graph): Free const_dests member.
12318 (elim_graph_size): Adapt to new type of nodes member.
12319 (elim_graph_add_node): Likewise.
12320 (eliminate_name): Likewise.
12321 (eliminate_build): Don't take basic block argument, deal only with
12322 partition numbers, not variables.
12323 (get_temp_reg): New static helper.
12324 (elim_create): Use it, deal with RTL temporaries instead of trees.
12325 (eliminate_phi): Adjust all calls to new signature.
12326 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12327 (rewrite_trees): Only do checking.
12328 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12329 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12330 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12331 contains_tree_r, MAX_STMTS_IN_LATCH,
12332 process_single_block_loop_latch, analyze_edges_for_bb,
12333 perform_edge_inserts): Remove.
12334 (expand_phi_nodes): New global function.
12335 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12336 functions, initialize new parameter, remember partitions having a
12338 (finish_out_of_ssa): New global function.
12339 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12340 don't reset in_ssa_p here, don't disable TER when mudflap.
12341 (pass_del_ssa): Remove.
12342 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12344 (execute_free_datastructures): Declare.
12345 * Makefile.in (SSAEXPAND_H): New variable.
12346 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12347 * basic-block.h (commit_one_edge_insertion): Declare.
12348 * passes.c (init_optimization_passes): Move pass_nrv and
12349 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12350 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12351 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12352 (redirect_branch_edge): Deal with super block when expanding, split
12353 out jump patching itself into ...
12354 (patch_jump_insn): ... here, new static helper.
12356 2009-04-26 Michael Matz <matz@suse.de>
12358 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12359 beyond num_ssa_names.
12360 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12361 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12363 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12365 PR inline-asm/39543
12366 * fwprop.c (forward_propagate_asm): New function.
12367 (forward_propagate_and_simplify): Propagate also into __asm, if it
12368 doesn't increase the number of referenced registers.
12371 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12373 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12375 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12376 note_nonlocal_vla_type for nonlocal VLAs.
12377 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12378 contains_remapped_vars, remap_vla_decls): New functions.
12379 (convert_nonlocal_reference_stmt): If not optimizing, call
12380 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12381 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12382 if it wasn't found in var_map.
12383 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12384 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12385 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12387 * gimplify.c (nonlocal_vlas): New variable.
12388 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12390 (gimplify_body): Create and destroy nonlocal_vlas.
12392 * dwarf2out.c (loc_descr_plus_const): New function.
12393 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12394 mem_loc_descriptor, loc_descriptor_from_tree_1,
12395 descr_info_loc, gen_variable_die): Use it.
12397 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12398 !TREE_STATIC VAR_DECLs.
12399 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12400 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12401 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12402 DECL_BY_REFERENCE is valid.
12403 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12404 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12405 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12406 Copy DECL_BY_REFERENCE.
12407 (struct nesting_copy_body_data): New type.
12408 (nesting_copy_decl): New function.
12409 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12410 if they have variable length.
12412 2009-04-26 Michael Matz <matz@suse.de>
12414 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12415 mark new temporaries for renaming.
12417 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12420 * c-decl.c (global_bindings_p): Return negative value.
12421 (c_variable_size): New. Based on variable_size from
12423 (grokdeclarator): Call c_variable_size not variable_size.
12425 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12427 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12429 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12431 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12432 Redefine it to just use mingw/include.
12433 (ASM_SPEC): Rules for -m32 and -m64.
12434 (LINK_SPEC): Use Likewise.
12435 (SPEC_32): New define.
12436 (SPEC_64): Likewise.
12437 (SUB_LINK_SPEC): Likewise.
12438 (MULTILIB_DEFAULTS): New define.
12439 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12440 Add multilib options.
12441 (MULTILIB_DIRNAMES): Likewise.
12442 (MULTILIB_OSDIRNAMES): Likewise.
12443 (LIBGCC): Likewise.
12444 (INSTALL_LIBGCC): Likewise.
12446 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12449 * c-tree.h (enum c_inline_static_type): New.
12450 (record_inline_static): Declare.
12451 * c-decl.c (struct c_inline_static, c_inline_statics,
12452 record_inline_static, check_inline_statics): New.
12453 (pop_file_scope): Call check_inline_statics.
12454 (start_decl): Call record_inline_static instead of pedwarning
12455 directly for static in inline function.
12456 * c-typeck.c (build_external_ref): Call record_inline_static
12457 instead of pedwarning directly for static referenced in inline
12460 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12462 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12463 not new but only being rescanned.
12464 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12465 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12466 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12467 record_set_info, compute_set, grealloc): Remove.
12468 (recompute_all_luids): New function.
12469 (gcse_main): Don't compute sets, and don't do related memory
12470 allocations/free-ing. If something changed before the end of the
12471 pass, update LUIDs using recompute_all_luids.
12472 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12473 (free_gcse_mem): Don't free it either.
12474 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12475 Use the df insn LUIDs.
12476 (load_killed_in_block): Likewise.
12477 (compute_hash_table_work): Don't compute reg_set_in_block.
12478 (compute_transp): Use DF_REG_DEF_CHAINs.
12479 (local_cprop_pass): Don't use compute_sets and related functions.
12480 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12481 Use get_max_uid() instead of max_cuid.
12482 (insert_insn_end_basic_block, pre_insert_copy_insn,
12483 update_ld_motion_stores): Don't try to
12484 keep reg_set tables up to date.
12485 (pre_insert_copies): Use df insn LUIDs.
12486 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12487 (reg_set_info): Don't use extra bitmap argument.
12488 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12489 information to compute regs_set_in_block.
12490 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12491 (bypass_jumps): Don't use compute_sets and friends.
12493 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12496 * opts.c (undocumented_msg): Do not leave blank even with
12499 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12501 * c-decl.c (build_enumerator): Allow values folding to integer
12502 constants but not integer constant expressions with a pedwarn if
12505 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12508 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12509 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12510 type is an integer constant.
12512 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12515 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12518 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12521 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12522 with variably modified return type and no storage class
12523 specifiers, except for the case of nested functions. Distinguish
12524 extern declarations of functions with variably modified return
12525 types from those of objects with variably modified types.
12527 2009-04-25 Jan Hubicka <jh@suse.cz>
12529 * tree.c (list_equal_p): New function.
12530 * tree.h (list_equal_p): Declare.
12531 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12532 basic_block_def, basic_block, const_basic_block): New.
12533 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12534 (redirect_eh_edge): New function.
12535 (make_eh_edge_update_phi): EH edges are not abnormal.
12536 * except.c: Include tree-flow.h.
12537 (list_match): New function.
12538 (eh_region_replaceable_by_p): New function.
12539 (replace_region): New function.
12540 (hash_type_list): New function.
12541 (hash_eh_region): New function.
12542 (eh_regions_equal_p): New function.
12543 (merge_peers): New function.
12544 (remove_unreachable_regions): Verify EH tree when checking;
12546 (copy_eh_region_1): New function.
12547 (copy_eh_region): New function.
12548 (push_reachable_handler): New function.
12549 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12550 regions without label but with live RESX.
12551 * except.h (redirect_eh_edge_to_label): New.
12552 * tree-flow.h (redirect_eh_edge): New.
12553 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12554 basic_block_def, basic_block, const_basic_block): Remove.
12555 * Makefile.in (except.o): Add dependency on tree-flow.h
12556 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12557 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12560 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12563 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12564 on the destination of memcpy.
12566 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12568 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12569 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12570 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12572 2009-04-25 Jan Hubicka <jh@suse.cz>
12574 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12575 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12576 to be reached by different label than left.
12577 (update_eh_edges): Update comment; remove edge_to_remove if possible
12578 and return true if suceeded.
12579 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12580 (cleanup_eh): Compute sharing map.
12581 * except.c (remove_eh_handler_and_replace): Add argument if we should
12583 (remove_unreachable_regions): Update for label sharing.
12584 (label_to_region_map): Likewise.
12585 (get_next_region_sharing_label): New function.
12586 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12588 (remove_eh_handler): Update.
12589 (remove_eh_region_and_replace_by_outer_of): New function.
12590 * except.h (struct eh_region): Add next_region_sharing_label.
12591 (remove_eh_region_and_replace_by_outer_of,
12592 get_next_region_sharing_label): Declare.
12593 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12595 2009-04-25 Jan Hubicka <jh@suse.cz>
12597 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12598 insert code even if they are not critical.
12600 2009-04-25 Jan Hubicka <jh@suse.cz>
12602 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12603 (gimple_can_remove_branch_p): EH edges won't remove branch by
12605 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12606 updating of non-abnormal EH edges.
12607 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12608 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12609 (split_critical_edges): Split also edges where emitting code on them
12610 will lead to splitting later.
12612 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12613 H.J. Lu <hongjiu.lu@intel.com>
12616 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12617 the configured assembler supports fildq and fistpq mnemonics.
12618 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12619 * configure: Regenerated.
12620 * config.in: Ditto.
12622 * config/i386/i386.c (print_operand): Handle 'Z'.
12623 ['z']: Remove handling of special fild/fist suffixes.
12624 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12625 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12626 suffix of fild insn.
12627 (*floatsi<mode>2_vector_mixed): Ditto.
12628 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12629 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12630 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12631 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12632 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12634 2009-04-25 Ben Elliston <bje@au.ibm.com>
12636 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12637 the source of a set operation.
12639 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12641 * target.h (struct gcc_target): Add case_values_threshold field.
12642 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12643 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12644 * targhooks.c (default_case_values_threshold): New function.
12645 * targhooks.h (default_case_values_threshold): Declare function.
12646 * stmt.c (expand_case): Use case_values_threshold target hook.
12647 * expr.h (case_values_threshold): Remove declartation.
12648 * expr.c (case_values_threshold): Remove function.
12649 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12651 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12652 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12653 (avr_case_values_threshold): Declare as static.
12654 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12656 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12657 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12658 (mn10300_case_values_threshold): New function.
12660 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12662 * ira.c (setup_cover_and_important_classes): Add enum cast.
12664 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12666 * genpreds.c (write_enum_constraint_num): Output definition of
12667 CONSTRAINT_NUM_DEFINED_P macro.
12668 * ira.c (setup_cover_and_important_classes): Use
12669 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12671 2009-04-24 DJ Delorie <dj@redhat.com>
12673 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12674 __SH2A_SINGLE_ONLY__ also.
12676 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12678 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12679 (movdf_internal): Ditto.
12680 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12681 SFmode and DFmode constants.
12682 (ia64_print_operand): Add 'G' format for printing
12683 floating point constants.
12685 2009-04-24 Richard Guenther <rguenther@suse.de>
12687 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12688 from unsigned additions.
12690 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12692 * c-typeck.c (set_init_index): Allow array designators that are
12693 not integer constant expressions with a pedwarn if pedantic.
12695 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12697 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12698 zero if no overlap in nonzero bits between the operands.
12700 2009-04-24 Ian Lance Taylor <iant@google.com>
12702 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12703 (record_dead_and_set_regs): Likewise.
12704 * df.h (struct df_mw_hardreg): Change flags field to int.
12705 (struct df_base_ref): Likewise.
12706 (struct df): Change changeable_flags field to int.
12707 * df-scan.c (df_defs_record): Change clobber_flags to int.
12708 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12709 constants rather than #define macros.
12710 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12711 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12712 (enum dwarf_calling_convention): Likewise.
12713 (enum dwarf_line_number_x_ops): Likewise.
12714 (enum dwarf_call_frame_info): Likewise.
12715 (enum dwarf_source_language): Likewise.
12716 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12717 (add_calling_convention_attribute): Likewise.
12718 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12719 (combine_comparisons): Change compcode to int. Add cast to enum type.
12720 * genrecog.c (maybe_both_true_2): Change c to int.
12721 (write_switch): Likewise. Add cast to enum type.
12722 * gimplify.c (gimplify_omp_for): Handle return values from
12723 gimplify_expr using MIN rather than bitwise or.
12724 (gimplify_expr): Add cast to enum type.
12725 * ipa-prop.c (update_jump_functions_after_inlining): Change
12726 IPA_BOTTOM to IPA_JF_UNKNOWN.
12727 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12728 Add casts to enum type.
12729 (setup_cover_and_important_classes): Change cl to int. Add casts
12731 (setup_class_translate): Change cl and mode to int.
12732 (ira_init_once): Change mode to int.
12733 (free_register_move_costs): Likewise.
12734 (setup_prohibited_mode_move_regs): Add casts to enum type.
12735 * langhooks.c (add_builtin_function_common): Rework assertion that
12736 value fits bitfield.
12737 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12738 * omega.c (omega_do_elimination): Avoid math on enum types.
12739 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12740 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12741 int local to handle integral_argment value.
12742 * regmove.c (try_auto_increment): Change PUT_MODE to
12744 * reload.c (push_secondary_reload): Add casts to enum type.
12745 (secondary_reload_class, find_valid_class): Likewise.
12746 * reload1.c (emit_input_reload_insns): Likewise.
12747 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12748 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12749 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12751 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12752 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12754 (expand_complex_libcall): Add casts to enum type.
12755 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12756 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12757 with ERROR_MARK, not NUM_TREE_CODES.
12758 (vect_create_epilog_for_reduction): Likewise.
12759 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12760 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12761 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12763 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12764 vect_unused_in_loop. Change 0 to loop_vect.
12765 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12766 * var-tracking.c (get_init_value): Change return type to enum
12768 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12769 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12771 (arm_override_options): Add casts to enum type.
12772 (arm_emit_tls_decoration): Likewise.
12773 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12775 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12776 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12777 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12779 * config/s390/s390.c (code_for_builtin_64): Change to array of
12781 (code_for_builtin_31): Likewise.
12782 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12784 * config/sparc/sparc.c (sparc_override_options): Change value
12785 field in struct code_model to enum cmodel. In initializer change
12786 0 to NULL and add cast to enum type.
12788 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12789 Change all callers. Issue a -Wc++-compat warning using
12790 lhs_origtype if necessary.
12791 (convert_for_assignment): Issue -Wc++-compat warnings about
12792 invalid conversions to enum type on assignment.
12793 * c-common.h (build_modify_expr): Update declaration.
12795 2009-04-24 Nick Clifton <nickc@redhat.com>
12797 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12798 (function_arg_advance): Likewise.
12799 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12802 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12804 * config/s390/constraints.md ('I', 'J'): Fix condition.
12806 2009-04-24 Diego Novillo <dnovillo@google.com>
12808 * gengtype-parse.c (parse_error): Add newline after message.
12810 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12812 * config/i386/sse.md (avxmodesuffixs): Removed.
12813 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12814 (*avx_pinsr<ssevecsize>): This.
12816 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12818 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12819 follow chains of regs with a single definition, and allow expressions
12820 that are function_invariant_p.
12821 (simple_rhs_p): Allow expressions that are function_invariant_p.
12823 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12825 PR middle-end/39867
12826 * fold-const.c (fold_cond_expr_with_comparison): When folding
12827 > and >= to MAX, make sure the MAX uses the same type as the
12828 comparison's operands.
12830 2009-04-24 Nick Clifton <nickc@redhat.com>
12832 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12833 addressing for DImode accesses.
12834 (frv_print_operand_address): Handle PLUS case.
12835 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12837 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12839 PR rtl-optimization/39794
12840 * alias.c (canon_true_dependence): Add x_addr argument.
12841 * rtl.h (canon_true_dependence): Adjust prototype.
12842 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12843 * cselib.c (cselib_invalidate_mem): Likewise.
12844 * gcse.c (compute_transp): Likewise.
12845 * dse.c (scan_reads_nospill): Likewise.
12846 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12847 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12848 canon_base_addr of the group, plus optional offset.
12849 (struct group_info): Rename canon_base_mem to
12851 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12852 canon_rtx of base_mem.
12854 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12856 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12857 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12859 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12861 * config/spu/spu-builtins.h: Delete file.
12863 * config/spu/spu.h (enum spu_builtin_type): Move here from
12865 (struct spu_builtin_description): Likewise. Add GTY marker.
12866 Do not use enum spu_function_code or enum insn_code.
12867 (spu_builtins): Add extern declaration.
12869 * config/spu/spu.c: Do not include "spu-builtins.h".
12870 (enum spu_function_code, enum spu_builtin_type_index,
12871 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12872 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12873 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12874 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12875 (spu_builtin_types): Make static. Add GTY marker.
12876 (spu_builtins): Add extern declaration with GTY marker.
12877 Include "gt-spu.h".
12879 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12880 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12881 Check programmatically whether all parameters are scalar.
12883 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12885 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12887 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12888 assignment from the constructor either if the target is volatile.
12890 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12892 * config/arm/arm.md (insv): Do not share operands[0].
12894 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12896 * config/vxlib-tls.c (active_tls_threads): Delete.
12897 (delete_hook_installed): New.
12898 (tls_delete_hook): Don't delete the delete hook.
12899 (tls_destructor): Delete it here.
12900 (__gthread_set_specific): Adjust installing the delete hook.
12901 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12902 __gthread_leave_tsd_dtor_context.
12904 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12906 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12908 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12910 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12912 (alpha_rtx_costs): Ditto.
12913 (emit_unlikely_jump): Use add_reg_note.
12914 (emit_frame_store_1): Ditto.
12915 (alpha_expand_prologue): Ditto.
12916 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12917 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12919 2009-04-23 Nick Clifton <nickc@redhat.com>
12921 * config/v850/v850.md (epilogue): Remove suppressed code.
12922 (return): Rename to return_simple and remove test of frame size.
12923 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12924 to gen_return_simple.
12926 2009-04-22 Jing Yu <jingyu@google.com>
12929 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12931 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12934 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12935 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12936 value is a VECTOR_CST, the element type is the element type of the
12939 2009-04-22 DJ Delorie <dj@redhat.com>
12941 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12943 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12945 * alias.c (find_base_term): Move around LO_SUM case, so that
12946 CONST falls through into PLUS/MINUS handling.
12949 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12950 into 0, use omit_one_operand.
12952 2009-04-23 Ben Elliston <bje@au.ibm.com>
12954 * config/rs6000/linux-unwind.h (get_regs): Remove type
12955 puns. Change the type of `pc' to an array of unsigned ints and
12956 update all users. Constify frame24.
12958 2009-04-22 DJ Delorie <dj@redhat.com>
12960 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12961 declarations before code.
12962 (current_function_special_page_vector): Likewise.
12963 (m32c_expand_insv): Silence a warning.
12965 2009-04-21 Taras Glek <tglek@mozilla.com>
12967 * alias.c: Update GTY annotations to new syntax.
12968 * basic-block.h: Likewise.
12969 * bitmap.h: Likewise.
12970 * c-common.h: Likewise.
12971 * c-decl.c: Likewise.
12972 * c-parser.c: Likewise.
12973 * c-pragma.c: Likewise.
12974 * c-tree.h: Likewise.
12975 * cfgloop.h: Likewise.
12976 * cgraph.h: Likewise.
12977 * config/alpha/alpha.c: Likewise.
12978 * config/arm/arm.h: Likewise.
12979 * config/avr/avr.h: Likewise.
12980 * config/bfin/bfin.c: Likewise.
12981 * config/cris/cris.c: Likewise.
12982 * config/darwin.c: Likewise.
12983 * config/frv/frv.c: Likewise.
12984 * config/i386/i386.c: Likewise.
12985 * config/i386/i386.h: Likewise.
12986 * config/i386/winnt.c: Likewise.
12987 * config/ia64/ia64.h: Likewise.
12988 * config/iq2000/iq2000.c: Likewise.
12989 * config/mips/mips.c: Likewise.
12990 * config/mmix/mmix.h: Likewise.
12991 * config/pa/pa.c: Likewise.
12992 * config/pa/pa.h: Likewise.
12993 * config/rs6000/rs6000.c: Likewise.
12994 * config/s390/s390.c: Likewise.
12995 * config/sparc/sparc.c: Likewise.
12996 * config/xtensa/xtensa.c: Likewise.
12997 * cselib.h: Likewise.
12998 * dbxout.c: Likewise.
12999 * dwarf2out.c: Likewise.
13000 * except.c: Likewise.
13001 * except.h: Likewise.
13002 * fixed-value.h: Likewise.
13003 * function.c: Likewise.
13004 * function.h: Likewise.
13005 * gimple.h: Likewise.
13006 * integrate.c: Likewise.
13007 * optabs.c: Likewise.
13008 * output.h: Likewise.
13009 * real.h: Likewise.
13011 * stringpool.c: Likewise.
13012 * tree-data-ref.c: Likewise.
13013 * tree-flow.h: Likewise.
13014 * tree-scalar-evolution.c: Likewise.
13015 * tree-ssa-address.c: Likewise.
13016 * tree-ssa-alias.h: Likewise.
13017 * tree-ssa-operands.h: Likewise.
13018 * tree.c: Likewise.
13019 * tree.h: Likewise.
13020 * varasm.c: Likewise.
13021 * varray.h: Likewise.
13023 * coretypes.h: Do not define GTY macro if it is already defined.
13024 * doc/gty.texi: Update GTY documentation to new syntax.
13025 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13026 annotations on structs.
13027 * gengtype-parse.c: Likewise.
13029 2009-04-22 Mark Heffernan <meheff@google.com>
13031 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13033 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13035 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13038 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13040 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13041 the same as a PLUS without a shift. Increase the cost of a
13044 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13046 * Makefile.in: Update dependencies.
13047 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13048 * errors.h: Remove bogus comment about compatibility.
13049 (warning): Update declaration.
13050 * genautomata.c: Update all calls to warning.
13051 * gimple.c: Do not include errors.h. Include toplev.h.
13052 * tree-ssa-structalias.c: Do not include errors.h.
13053 * omega.c: Likewise.
13054 * tree-ssa-reassoc.c: Likewise.
13055 * config/spu/spu-c.c: Likewise.
13056 * config/spu/t-spu-elf: Update dependencies.
13058 2009-04-22 Richard Guenther <rguenther@suse.de>
13060 PR tree-optimization/39824
13061 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13062 make sure the types are compatible.
13064 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13067 * c-common.c (c_parse_error): Take a token_flags parameter.
13068 Use token_type for the token type instead.
13069 Pass token_flags to cpp_type2name.
13070 * c-common.h (c_parse_error): Update declaration.
13071 * c-parser.c (c_parser_error): Pass 0 as token flags.
13073 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13075 PR rtl-optimization/39580
13076 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13078 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13080 * function.c (expand_function_end): Do not emit a jump to the "naked"
13081 return label for fall-through returns.
13082 * except.c (sjlj_emit_function_exit): Always place the call to the
13083 unregister function at the location installed by expand_function_end.
13085 2009-04-22 Richard Guenther <rguenther@suse.de>
13087 PR tree-optimization/39845
13088 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13089 (gen_inbound_check): Likewise.
13091 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13093 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13095 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13096 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13098 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13100 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13101 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13102 shift counts to avoid out-of-bounds array accesses.
13104 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13106 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13107 (Pmode): Move above.
13109 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13111 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13112 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13113 GET_CODE macro. Use IN_RANGE macro where appropriate.
13114 * config/alpha/alpha.h: Ditto.
13115 * config/alpha/alpha.md: Ditto.
13116 * config/alpha/constraints.md: Ditto.
13117 * config/alpha/predicates.md: Ditto.
13119 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13121 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13122 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13123 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13124 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13125 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13126 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13127 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13128 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13129 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13130 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13131 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13132 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13133 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13134 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13135 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13136 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13137 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13138 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13139 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13140 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13141 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13142 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13143 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13144 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13145 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13146 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13147 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13149 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13151 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13152 references from comments.
13153 * cfgbuild.c: (count_basic_blocks): Delete.
13154 (find_basic_blocks_1): Delete.
13155 (find_basic_blocks): Delete.
13156 * except.c (finish_eh_generation): Make static. Move comment from
13157 except.h here. Remove find_basic_blocks references from comments.
13158 * except.h (finish_eh_generation): Delete.
13159 * basic-block.h (find_basic_blocks): Delete.
13160 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13162 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13164 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13165 (sdbout_parms): Likewise.
13167 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13169 * config/sh/sh.c (prepare_cbranch_operands): Use
13170 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13171 (expand_cbranchdi4): Likewise.
13172 (from_compare): Add cast to enum type.
13173 (expand_cbranchsi4): Use add_reg_note.
13174 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13175 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13176 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13177 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13178 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13179 instead of CODE_FOR_nothing.
13180 (cbranchdi4): Likewise. Fix the order of arguments for
13182 (push_fpscr): Use add_reg_note.
13183 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13184 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13186 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13188 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13189 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13190 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13191 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13192 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13193 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13194 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13195 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13196 config/alpha/x-vms, config/arc/t-arc,
13197 config/arm/README-interworking, config/arm/arm-c.c,
13198 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13199 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13200 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13201 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13202 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13203 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13204 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13205 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13206 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13207 config/cris/t-elfmulti, config/crx/t-crx,
13208 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13209 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13210 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13211 config/h8300/t-h8300, config/i386/athlon.md,
13212 config/i386/darwin-libgcc.10.4.ver,
13213 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13214 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13215 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13216 config/i386/t-linux64, config/i386/t-nwld,
13217 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13218 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13219 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13220 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13221 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13222 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13223 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13224 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13225 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13226 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13227 config/m68k/t-uclinux, config/mcore/t-mcore,
13228 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13229 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13230 config/mips/crtn.asm, config/mips/irix-crti.asm,
13231 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13232 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13233 config/mips/mips-fixed.md, config/mips/sb1.md,
13234 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13235 config/mips/t-iris6, config/mips/t-isa3264,
13236 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13237 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13238 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13239 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13240 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13241 config/mn10300/t-linux, config/mn10300/t-mn10300,
13242 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13243 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13244 config/picochip/libgccExtras/clzsi2.asm,
13245 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13246 config/rs6000/darwin-libgcc.10.4.ver,
13247 config/rs6000/darwin-libgcc.10.5.ver,
13248 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13249 config/rs6000/t-aix43, config/rs6000/t-aix52,
13250 config/rs6000/t-darwin, config/rs6000/t-fprules,
13251 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13252 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13253 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13254 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13255 config/rs6000/t-rtems, config/rs6000/t-spe,
13256 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13257 config/score/t-score-elf, config/sh/divcost-analysis,
13258 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13259 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13260 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13261 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13262 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13263 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13264 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13265 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13266 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13267 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13268 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13269 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13270 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13271 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13272 * config/h8300/genmova.sh: Include copyright and license notices
13273 in generated output.
13274 * config/h8300/mova.md: Regenerate.
13275 * doc/install.texi2html: Include word "Copyright" in copyright
13276 notice and use name "Free Software Foundation, Inc.".
13277 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13278 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13279 ChangeLog-2007, ChangeLog-2008: Correct dates.
13281 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13283 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13284 NE_EXPR operations as well.
13285 * c-parser.c (c_parser_condition): Do not set location information on
13287 (c_parser_conditional_expression): Likewise.
13288 (c_parser_binary_expression): Set location information on operators.
13289 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13290 TRUTH_NOT_EXPR has been folded.
13291 * fold-const.c (fold_truth_not_expr): Copy location information from
13292 the incoming expression to the outgoing one.
13293 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13294 recursive calls on the LHS of the operator but pass that of the
13295 operator to recursive calls on the RHS of the operator. Set it
13297 (shortcut_cond_expr): Set the locus of the operator on the second
13298 COND_EXPR and that of the expression on the first in degenerate cases.
13299 Pass the locus of the expression to calls to shortcut_cond_r.
13300 Set the locus of the 'then' block on the associated jump, if any.
13301 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13302 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13303 expression to call to gimplify_boolean_expr.
13305 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13307 * config.gcc: Add additional configuration for
13308 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13309 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13310 (CPP_SPEC): Redefine for allowing -municode option.
13311 (STARTFILE_SPEC): Likewise.
13312 * config/i386/t-mingw-w64: New.
13313 * config/i386/mingw-w64.opt: New.
13314 (municode): Add new target option.
13315 * doc/invoke.texi (municode): Add documentation for new option.
13317 2009-04-21 Ian Lance Taylor <iant@google.com>
13319 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13320 Correct test for number of arguments.
13321 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13323 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13325 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13326 argument of emit_library_call.
13328 2009-04-21 Richard Guenther <rguenther@suse.de>
13330 PR middle-end/39829
13331 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13332 inside VIEW_CONVERT_EXPRs.
13334 2009-04-21 Martin Jambor <mjambor@suse.cz>
13336 * tree-switch-conversion.c (build_constructors): Split a long line.
13337 (constructor_contains_same_values_p): New function.
13338 (build_one_array): Create assigns of constants if possible, do not
13339 call mark_sym_for_renaming, call update_stmt.
13340 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13341 make_rename_temp. Do not call mark_symbols_for_renaming, call
13343 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13344 find_new_referenced_vars, call update_stmt.
13345 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13346 instead of calling make_rename_temp. Do not call
13347 find_new_referenced_vars or mark_symbols_for_renaming, call
13350 2009-04-21 Richard Guenther <rguenther@suse.de>
13352 PR tree-optimization/39827
13353 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13354 (tree_ssa_phiprop): Pass the correct array size.
13356 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13358 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13360 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13363 * c-typeck.c (lvalue_p): Move declaration ...
13364 * c-common.h (lvalue_p): ... to here.
13365 * c-common.c (candidate_equal_p): New.
13366 (add_tlist): Use it.
13367 (merge_tlist): Use it.
13368 (warn_for_collisions_1): Likewise.
13369 (warning_candidate_p): Accept more candidates.
13370 (verify_tree): A warning candidate can be an expression. Use
13373 2009-04-21 Ben Elliston <bje@au.ibm.com>
13376 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13377 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13378 options. Remove -mcall-solaris documentation.
13380 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13383 * doc/invoke.texi (-Wlong-long): Update description.
13384 * c-lex (interpret_integer): Only warn if there was no previous
13385 overflow and -Wlong-long is enabled.
13386 * c-decl.c (declspecs_add_type): Drop redundant flags.
13387 * c.opt (Wlong-long): Init to -1.
13388 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13389 and front-end warn_long_long. Wlong-long only depends on other
13390 flags if it is uninitialized.
13391 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13392 the same for CPP and FE.
13393 (restore_extension_diagnostics): Likewise.
13395 2009-04-20 Ian Lance Taylor <iant@google.com>
13397 Fix enum conversions which are invalid in C++:
13398 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13399 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13400 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13401 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13402 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13403 (dbxout_parms): Likewise.
13404 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13405 (df_clear_flags): Likewise.
13406 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13407 top_flag parameter to int.
13408 (df_chain_create_bb_process_use): Likewise.
13409 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13411 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13412 (df_ref_create_structure, df_def_record_1): Likewise.
13413 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13414 (df_notes_rescan): Change 0 to VOIDmode in function call.
13415 (df_get_call_refs, df_insn_refs_collect): Likewise.
13416 (df_bb_regs_collect): Likewise.
13417 (df_entry_block_defs_collect): Likewise.
13418 (df_exit_block_uses_collect): Likewise.
13419 * df.h: Update declarations.
13420 * double-int.c (double_int_divmod): Add cast to enum type.
13421 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13422 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13423 (based_loc_descr): Likewise.
13424 (loc_descriptor_from_tree_1): Change first_op and second_op to
13425 enum dwarf_location_atom. Add cast to enum type.
13426 * expmed.c (init_expmed): Change 0 to SET in function call.
13427 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13428 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13429 (do_store_flag): Likewise.
13430 * fixed-value.h (struct fixed_value): Change mode to enum
13432 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13433 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13435 (insert_insn_decl, insert_decl, insert_state): Likewise.
13436 (automata_list_finish): Likewise.
13437 * genrecog.c (process_define_predicate): Add cast to enum type.
13438 * gensupport.c (init_predicate_table): Add cast to enum type.
13439 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13441 (gimple_build_call_1, gimple_build_label): Likewise.
13442 (gimple_build_goto, gimple_build_asm_1): Likewise.
13443 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13444 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13445 (enum fallback): Rename from enum fallback_t.
13446 (fallback_t): Typedef as int.
13447 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13448 GSI_SAME_STMT in function call.
13449 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13451 (setup_reg_class_relations): Likewise.
13452 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13453 (setup_prohibited_class_mode_regs): Add cast to enum type.
13454 (setup_prohibited_mode_move_regs): Likewise.
13455 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13456 (record_address_regs): Change i to enum reg_class.
13457 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13458 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13459 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13460 (GET_MODE_2XWIDER_MODE): Likewise.
13461 (GET_CLASS_NARROWEST_MODE): Likewise.
13462 * omp-low.c (expand_omp_for): Add cast to enum type.
13463 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13464 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13465 * postreload.c (reload_cse_simplify_operands): Change rclass local
13467 * predict.c (combine_predictions_for_insn): Change best_predictor
13468 and predictor to enum br_predictor.
13469 (combine_predictions_for_bb): Likewise.
13470 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13471 use SET_PREDICT_EXPR_OUTCOME.
13472 * real.c (real_arithmetic): Change icode to code in function call.
13473 * reginfo.c (init_move_cost): Add casts to enum type.
13474 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13475 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13477 * reload.c (find_valid_class): Add casts to enum type.
13478 (push_reload): Change 0 to NO_REGS in function call.
13479 (find_reloads): Change this_alternative to array of enum
13480 reg_class. Remove some now-unnecessary casts.
13481 (make_memloc): Change 0 to VOIDmode in function call.
13482 * reload1.c (reload): Change 0 to VOIDmode in function call.
13483 (eliminate_regs_1, elimination_effects): Likewise.
13484 (eliminate_regs_in_insn): Likewise.
13485 (emit_input_reload_insns): Add cast to enum type.
13486 (delete_output_reload): Change 0 to VOIDmode in function call.
13487 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13488 to enum type in function call.
13489 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13490 (SET_PREDICT_EXPR_OUTCOME): Define.
13491 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13492 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13493 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13494 (dump_function): Likewise.
13495 * tree-dump.h: Update declarations.
13496 * tree-pass.h: Update declarations.
13497 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13498 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13500 (arm_rtx_costs_1): Correct parenthesization.
13501 (arm_rtx_costs): Add casts to enum type.
13502 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13503 (vfp_emit_fstmd): Use add_rg_note.
13504 (emit_multi_reg_push, emit_sfm): Likewise.
13505 (thumb_set_frame_pointer): Likewise.
13506 (arm_expand_prologue): Likewise.
13507 (arm_regno_class): Change return type to enum reg_class.
13508 (thumb1_expand_prologue): Use add_reg_note.
13509 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13510 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13512 * config/arm/gentune.sh: Add cast to enum type.
13513 * config/arm/arm-tune.md: Rebuild.
13514 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13515 (ix86_split_fp_branch, predict_jump): Likewise.
13516 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13517 insn_code to enum rtx_code.
13518 (ix86_builtin_vectorized_function): Add cast to enum type.
13519 * config/i386/i386.md (truncdfsf2): Change slot to enum
13521 (truncxf<mode>2, isinf<mode>2): Likewise.
13522 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13524 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13525 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13526 (insert_bundle_state): Change 1 to INSERT in function call.
13527 (ia64_add_bundle_selector_before): Likewise.
13528 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13529 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13530 (restore_stack_nonlocal): Likewise.
13531 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13533 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13535 (mips_rtx_costs): Likewise.
13536 (mips_override_options): Add casts to enum type.
13537 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13539 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13540 (store_reg, set_reg_plus_d): Likewise.
13541 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13542 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13544 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13546 (emit_unlikely_jump): Use add_reg_note.
13547 (rs6000_emit_allocate_stack): Likewise.
13548 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13549 (output_toc): Change 1 to INSERT in function call.
13550 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13551 (rs6000_initialize_trampoline): Likewise.
13552 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13554 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13555 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13556 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13557 (save_gprs): Use add_reg_note.
13558 (s390_emit_prologue): Likewise.
13559 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13560 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13561 (sparc_fold_builtin): Add cast to enum type.
13562 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13564 (spu_expand_prologue): Use add_reg_note.
13565 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13567 2009-04-20 Ian Lance Taylor <iant@google.com>
13569 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13570 (c_parser_postfix_expression_after_primary): Get VEC for list of
13571 arguments. Get original types of arguments. Call
13572 build_function_call_vec.
13573 (cached_expr_list_1, cached_expr_list_2): New static variables.
13574 (c_parser_expr_list): Change return type to VEC *. Add
13575 p_orig_types parameter. Change all callers.
13576 (c_parser_release_expr): New static function.
13577 (c_parser_vec_to_tree_list): New static function.
13578 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13579 call build_function_call_vec.
13580 (build_function_call_vec): New function, based on old
13581 build_function_call.
13582 (convert_arguments): Remove nargs and argarray parameters. Change
13583 values to a VEC. Add origtypes parameter.
13584 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13585 (convert_for_assignment): Add origtype parameter. Change all
13586 callers. If warn_cxx_compat, check for conversion to an enum
13587 type when calling a function.
13588 (store_init_value): Add origtype parameter. Change all callers.
13589 (digest_init): Likewise.
13590 (struct init_node): Add origtype field.
13591 (add_pending_init): Add origtype parameter. Change all callers.
13592 (output_init_element): Likewise.
13593 (output_pending_init_elements): Pass origtype from init_node to
13594 output_init_element.
13595 (process_init_element): Pass origtype from c_expr to
13596 output_init_element.
13597 (c_finish_return): Add origtype parameter. Change all callers.
13598 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13600 (sync_resolve_params): Likewise.
13601 (sync_resolve_return): Change params to first_param. Change caller.
13602 (resolve_overloaded_builtins): Change params to VEC *. Change
13603 callers. Save first parameter around call to build_function_call_vec.
13604 * c-decl.c (finish_decl): Add origtype parameter. Change all
13605 callers. Call build_function_call_vec rather than
13606 build_function_call for cleanup.
13607 * c-tree.h: Update declarations.
13608 * c-common.h: Update declarations.
13609 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13610 params to first_param.
13611 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13612 params parameter from tree to void *.
13613 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13614 Change arglist parameter to have type void *, and to be a pointer
13616 * config/rs6000/rs6000-protos.h
13617 (altivec_resolve_overloaded_builtin): Update declaration.
13618 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13619 fnargs parameter to have type void *, and to be a pointer to a
13620 VEC. Call build_function_call_vec instead of
13621 build_function_call.
13622 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13624 2009-04-20 Joey Ye <joey.ye@intel.com>
13625 Xuepeng Guo <xuepeng.guo@intel.com>
13626 H.J. Lu <hongjiu.lu@intel.com>
13628 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13630 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13631 (IX86_LEA_PRIORITY): Likewise.
13632 (distance_non_agu_define): New function.
13633 (distance_agu_use): Likewise.
13634 (ix86_lea_for_add_ok): Likewise.
13635 (ix86_dep_by_shift_count): Likewise.
13637 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13638 should split for LEA.
13640 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13642 (ix86_dep_by_shift_count): Likewise.
13644 2009-04-20 Richard Guenther <rguenther@suse.de>
13646 * expr.c (handled_component_p): Move ...
13647 * tree.h (handled_component_p): ... here.
13648 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13649 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13650 and REALPART_EXPR to be in one group.
13652 2009-04-20 Richard Guenther <rguenther@suse.de>
13654 * basic-block.h (get_all_dominated_blocks): Declare.
13655 * dominance.c (get_all_dominated_blocks): New function.
13656 * tree-cfg.c (get_all_dominated_blocks): Remove.
13657 (remove_edge_and_dominated_blocks): Adjust.
13658 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13659 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13660 instead of recursing.
13662 2009-04-20 Doug Kwan <dougkwan@google.com>
13664 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13665 (struct cgraph_node_set_def): New type.
13666 (cgraph_node_set) New type. Also declare vector functions.
13667 (struct cgraph_node_set_element_def): New type.
13668 (cgraph_node_set_element): Ditto.
13669 (cgraph_node_set_iterator): New iterator type.
13670 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13671 cgraph_node_set_remove, dump_cgraph_node_set,
13672 debug_cgraph_node_set): New prototypes.
13673 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13674 cgraph_node_set_size): New inlines.
13675 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13676 including cgraph.h.
13677 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13678 argument to function 'write_summary'.
13679 * ipa.c: Include ggc.h.
13680 (hash_cgraph_node_set_element,
13681 eq_cgraph_node_set_element, cgraph_node_set_new,
13682 cgraph_node_set_add, cgraph_node_set_remove,
13683 cgraph_node_set_find, dump_cgraph_node_set,
13684 debug_cgraph_node_set): New functions.
13685 * Makefile.in (ipa.o): Add dependency on GGC_H.
13687 2009-04-20 Ira Rosen <irar@il.ibm.com>
13689 PR tree-optimization/39675
13690 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13691 check of the return code of vect_schedule_slp. Check that
13692 stmt_vec_info still exists for the statement, before checking its
13693 vectorization type.
13695 2009-04-20 Michael Matz <matz@suse.de>
13697 * Makefile.in (generated_files): Take out $(simple_generated_c).
13699 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13701 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13702 (UINTPTR_TYPE): Likewise.
13704 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13707 * c-typeck.c (digest_init): Check for initializing an array with a
13710 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13713 * c-semantics.c (pop_stmt_list): Propagate
13714 STATEMENT_LIST_HAS_LABEL to parent statement list.
13716 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13718 * config/mips/mips.h (mips_tune_attr): New macro.
13719 * config/mips/mips.md (cpu): Use it.
13721 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13724 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13727 2009-04-19 Diego Novillo <dnovillo@google.com>
13729 * toplev.c (compile_file): Move call to coverage_finish ...
13730 * cgraphunit.c (ipa_passes): ... here.
13731 Call cgraph_process_new_functions.
13732 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13733 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13735 2009-04-19 Jan Hubicka <jh@suse.cz>
13737 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13739 (dump_cgraph_node): Dump can throw external flag.
13740 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13742 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13746 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13747 * common.opt (Wlogical-op): Move from here...
13748 * c.opt (Wlogical-op): ... to here.
13749 * c-typeck.c (parser_build_binary_op): Update call to
13750 warn_logical_operator.
13751 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13753 * c-common.c (warn_logical_op): Update.
13754 * c-common.h (warn_logical_op): Update declaration.
13756 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13758 * tree.c (protected_set_expr_location): Fix formatting.
13760 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13763 * c-typeck.c (readonly_warning): new.
13764 (build_unary_op, build_modify_expr): Use readonly_warning for
13765 storing into something readonly but not const-qualified.
13767 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13770 * c-typeck.c (build_unary_op): Check for taking address of
13771 expression of type void.
13773 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13776 * c-typeck.c (build_function_call): Check for calling a function
13777 with qualified void return types. Call require_complete_type when
13780 2009-04-18 Jan Hubicka <jh@suse.cz>
13782 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13784 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13785 can_throw_external flag.
13786 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13787 * ipa-pure-const.c (ignore_edge): New function.
13788 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13789 only over can_throw_external edges.
13790 (local_pure_const): Add nothrow flag.
13791 * ipa-utils.c (searchc): Add ignore_edge callback.
13792 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13793 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13794 (set_nothrow_function_flags): Update cgraph.
13795 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13797 2009-04-18 Richard Guenther <rguenther@suse.de>
13799 PR middle-end/39804
13800 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13801 (fold_stmt): ... this and ...
13802 (fold_stmt_inplace): ... this.
13803 (fold_stmt_1): Fold references in calls and asms.
13804 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13806 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13808 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13809 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13811 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13813 * tree.c (function_args_count): Remove.
13814 * tree.h: Remove the prototype for function_args_count.
13816 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13818 * tree-iterator.c (expr_only): Remove.
13819 * tree.h: Remove the prototype for expr_only.
13821 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13823 * reginfo.c (cannot_change_mode_set_regs): Remove.
13824 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13826 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13828 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13829 whether operands 0 and 1 overlaps.
13831 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13833 PR middle-end/36902
13834 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13835 pointer. Use warning_at instead of warning.
13836 (search_for_addr_array): Likewise.
13837 (check_array_bounds): Likewise.
13838 (check_all_array_refs): Check that the incoming edge is not in the
13839 list of edges to be removed.
13840 (check_all_array_refs): Avoid the temporal pointer.
13841 (vrp_visit_cond_stmt): Fix typo.
13842 (simplify_switch_using_ranges): Handle the case where the switch
13843 index is an integer constant.
13845 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13847 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13849 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13851 * doc/extend.texi, doc/invoke.texi: Fix typos.
13853 2009-04-17 Cary Coutant <ccoutant@google.com>
13855 * tree-flow-inline.h (get_lineno): Fix inverted test.
13857 2009-04-17 Diego Novillo <dnovillo@google.com>
13859 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13860 assertion for AVAIL_OUT.
13862 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13865 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13866 * config/sh/linux-atomic.asm: Likewise.
13868 2009-04-17 Diego Novillo <dnovillo@google.com>
13870 * except.c (debug_eh_tree): New.
13871 (struct eh_region, struct eh_status): Move ...
13872 * except.h: ... here.
13873 (add_type_for_runtime): Declare extern.
13874 (lookup_type_for_runtime): Likewise.
13875 (debug_eh_tree): Declare.
13876 * Makefile.in (GTFILES): List except.h before except.c
13878 2009-04-17 Diego Novillo <dnovillo@google.com>
13880 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13881 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13882 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13883 (find_vars_r): ... here.
13884 * tree-flow.h (find_referenced_vars_in): Declare.
13885 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13886 that AVAIL_OUT exists for BLOCK.
13887 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13888 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13889 (tree-parloops.o): Likewise.
13891 2009-04-17 Simon Baldwin <simonb@google.com>
13893 * toplev.c (default_tree_printer): Add handling for %E format.
13895 2009-04-17 Diego Novillo <dnovillo@google.com>
13897 * tree-pretty-print.c (dump_generic_node): Add break after
13898 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13899 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13900 FUNCTION_TYPE together. Call print_struct_decl when printing
13901 structures and TDF_SLIM is not given.
13902 (print_struct_decl): Fix logic for detecting recursion.
13904 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13907 * gcc.c (create_at_file): New.
13908 (compile_input_file_p): New.
13909 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13910 * main.c (main): Update call to toplev_main.
13911 * toplev.c (toplev_main): Change signature. Call expandargv.
13912 * toplev.h (toplev_main): Change signature.
13914 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13916 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13917 if the latter is not constant.
13919 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13921 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13923 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13925 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13926 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13928 2009-04-17 Richard Guenther <rguenther@suse.de>
13930 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13931 Handle component references view-converting an invariant address.
13933 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13935 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13936 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13937 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13938 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13939 Use @deftypevr rather than @deftypevar.
13941 2009-04-17 Richard Guenther <rguenther@suse.de>
13943 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13944 (get_prop_source_stmt): Likewise.
13945 (can_propagate_from): Likewise.
13947 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13949 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13950 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13951 (--with-multilib-list): Add default value.
13952 * configure: Regenerate.
13953 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13954 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13955 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13956 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13957 Don't add default cpu to multilib list unnecessarily, but do enable
13958 the relevant compiler option..
13959 Add support for --with-multilib-list=<blank> and
13960 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13961 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13962 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13963 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13964 TM_MULTILIB_CONFIG.
13965 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13966 (MULTILIB_OSDIRNAMES): New variable.
13967 * config/sh/t-1e: Delete file.
13968 * config/sh/t-mlib-sh1: Delete file.
13969 * config/sh/t-mlib-sh2: Delete file.
13970 * config/sh/t-mlib-sh2a: Delete file.
13971 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13972 * config/sh/t-mlib-sh2a-single: Delete file.
13973 * config/sh/t-mlib-sh2a-single-only: Delete file.
13974 * config/sh/t-mlib-sh2e: Delete file.
13975 * config/sh/t-mlib-sh3e: Delete file.
13976 * config/sh/t-mlib-sh4: Delete file.
13977 * config/sh/t-mlib-sh4-nofpu: Delete file.
13978 * config/sh/t-mlib-sh4-single: Delete file.
13979 * config/sh/t-mlib-sh4-single-only: Delete file.
13980 * config/sh/t-mlib-sh4a: Delete file.
13981 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13982 * config/sh/t-mlib-sh4a-single: Delete file.
13983 * config/sh/t-mlib-sh4a-single-only: Delete file.
13984 * config/sh/t-mlib-sh4al: Delete file.
13985 * config/sh/t-mlib-sh5-32media: Delete file.
13986 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13987 * config/sh/t-mlib-sh5-64media: Delete file.
13988 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13989 * config/sh/t-mlib-sh5-compact: Delete file.
13990 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13991 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13992 * doc/install.texi (Options specification): Add
13993 --with-multilib-list and --with-endian.
13995 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13997 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13999 (OBJS-common): Add plugin-version.o.
14000 (plugin-version.o): New.
14001 * gcc-plugin.h (plugin_gcc_version): New.
14002 (plugin_default_version_check): New.
14003 (plugin_init_func, plugin_init): Add version argument.
14004 * plugin-version.c: New.
14005 * plugin.c (str_plugin_gcc_version_name): New.
14006 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14007 pass it to the init function.
14008 (plugin_default_version_check): New.
14010 2009-04-17 Richard Guenther <rguenther@suse.de>
14012 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14013 for decl-vs-decl disambiguation.
14015 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14017 * config/s390/s390.h (s390_tune_attr): New macro definition.
14018 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14020 2009-04-17 Richard Guenther <rguenther@suse.de>
14022 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14023 (fold_stmt_r): Likewise.
14024 (maybe_fold_reference): New function.
14025 (fold_gimple_assign): Handle cases fold_stmt_r did.
14026 (fold_stmt): Do not use fold_stmt_r.
14027 (fold_stmt_inplace): Likewise.
14029 2009-04-17 Richard Guenther <rguenther@suse.de>
14031 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14032 (record_equivalences_from_stmt): Remove useless checks and
14034 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14035 the type is already suitable.
14037 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14039 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14041 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14043 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14044 (CMPtype): Define as __gcc_CMPtype.
14046 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14048 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14049 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14051 2009-04-17 Richard Guenther <rguenther@suse.de>
14053 PR tree-optimization/39746
14054 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14055 special-casing for builtins and static variable use/def.
14056 (call_may_clobber_ref_p_1): Likewise.
14058 2009-04-16 Ian Lance Taylor <iant@google.com>
14060 * df.h: Include "timevar.h".
14061 (struct df_problem): Change tv_id field to timevar_id_t.
14062 * tree-pass.h: Include "timevar.h".
14063 (struct opt_pass): Change tv_id field to timevar_id_t.
14064 * timevar.h (timevar_id_t): Define TV_NONE.
14065 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14066 TV_NONE rather than tv_id != 0.
14067 (execute_one_pass): Likewise.
14068 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14069 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14070 dependencies to $(TREE_PASS_H).
14071 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14073 (pass_branch_target_load_optimize2): Likewise.
14074 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14075 (pass_outof_cfg_layout_mode): Likewise.
14076 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14077 (pass_rebuild_cgraph_edges): Likewise.
14078 (pass_remove_cgraph_callee_edges): Likewise.
14079 * df-core.c (pass_df_initialize_opt): Likewise.
14080 (pass_df_initialize_no_opt): Likewise.
14081 (pass_df_finish): Likewise.
14082 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14083 * except.c (pass_set_nothrow_function_flags): Likewise.
14084 (pass_convert_to_eh_region_ranges): Likewise.
14085 * final.c (pass_compute_alignments): Likewise.
14086 * function.c (pass_instantiate_virtual_regs): Likewise.
14087 (pass_init_function): Likewise.
14088 (pass_leaf_regs): Likewise.
14089 (pass_match_asm_constraints): Likewise.
14090 * gimple-low.c (pass_lower_cf): Likewise.
14091 (pass_mark_used_blocks): Likewise.
14092 * init-regs.c (pass_initialize_regs): Likewise.
14093 * integrate.c (pass_initial_value_sets): Likewise.
14094 * ira.c (pass_ira): Likewise.
14095 * jump.c (pass_cleanup_barriers): Likewise.
14096 * omp-low.c (pass_expand_omp): Likewise.
14097 (pass_lower_omp): Likewise.
14098 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14099 * recog.c (pass_split_all_insns): Likewise.
14100 (pass_split_after_reload): Likewise.
14101 (pass_split_before_regstack): Likewise.
14102 (pass_split_before_sched2): Likewise.
14103 (pass_split_for_shorten_branches): Likewise.
14104 * reginfo.c (pass_reginfo_init): Likewise.
14105 (pass_subregs_of_mode_init): Likewise.
14106 (pass_subregs_of_mode_finish): Likewise.
14107 * passes.c (pass_postreload): Likewise.
14108 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14109 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14110 (pass_warn_function_return): Likewise.
14111 (pass_warn_function_noreturn): Likewise.
14112 * tree-complex.c (pass_lower_complex): Likewise.
14113 (pass_lower_complex_O0): Likewise.
14114 * tree-if-conv.c (pass_if_conversion): Likewise.
14115 * tree-into-ssa.c (pass_build_ssa): Likewise.
14116 * tree-mudflap.c (pass_mudflap_1): Likewise.
14117 (pass_mudflap_2): Likewise.
14118 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14119 (pass_mudflap_2): Likewise.
14120 * tree-nrv.c (pass_return_slot): Likewise.
14121 * tree-object-size.c (pass_object_sizes): Likewise.
14122 * tree-optimize.c (pass_all_optimizations): Likewise.
14123 (pass_early_local_passes): Likewise.
14124 (pass_all_early_optimizations): Likewise.
14125 (pass_cleanup_cfg): Likewise.
14126 (pass_cleanup_cfg_post_optimizing): Likewise.
14127 (pass_free_datastructures): Likewise.
14128 (pass_free_cfg_annotations): Likewise.
14129 (pass_fixup_cfg): Likewise.
14130 (pass_init_datastructures): Likewise.
14131 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14132 (pass_late_warn_uninitialized): Likewise.
14133 (pass_update_address_taken): Likewise.
14134 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14135 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14136 (pass_cse_sincos): Likewise.
14137 (pass_convert_to_rsqrt): Likewise.
14138 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14139 * tree-stdarg.c (pass_stdarg): Likewise.
14140 * tree-tailcall.c (pass_tail_recursion): Likewise.
14141 (pass_tail_calls): Likewise.
14142 * tree-vect-generic.c (pass_lower_vector): Likewise.
14143 (pass_lower_vector_ssa): Likewise.
14144 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14146 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14148 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14150 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14152 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14153 logical and signext.
14155 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14158 * config/sh/predicates.md (arith_operand): Check if the operand
14159 of TRUNCATE is a REG.
14161 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14163 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14164 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14166 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14168 * tree-iterator.c (tsi_split_statement_list_after,
14169 tsi_split_statement_list_before): Remove.
14170 * tree-iterator.h: Remove the prototypes for
14171 tsi_split_statement_list_after and tsi_split_statement_list_before.
14173 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14175 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14176 * tree-ssa-propagate.h: Remove the prototype for
14177 stmt_makes_single_load.
14179 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14181 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14182 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14184 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14186 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14188 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14190 * except.c (eh_region_outer_p): Remove.
14191 * except.h: Remove the prototype for eh_region_outer_p.
14193 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14195 * function.c (current_function_assembler_name): Remove.
14196 * function.h: Remove the prototype for
14197 current_function_assembler_name.
14199 2009-04-16 Ian Lance Taylor <iant@google.com>
14201 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14202 (add_reg_note): Call alloc_reg_note.
14203 * rtl.h (alloc_reg_note): Declare.
14204 * combine.c (try_combine): Use alloc_reg_note.
14205 (recog_for_combine, move_deaths): Likewise.
14206 (distribute_notes): Use alloc_reg_note and add_reg_note.
14207 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14208 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14209 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14211 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14213 PR rtl-optimization/39762
14214 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14215 ira_may_move_out_cost): Add comments about way of their usage.
14216 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14218 * ira-conflicts.c (process_regs_for_copy): Use function
14219 ira_get_register_move_cost instead of global
14220 ira_register_move_cost.
14222 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14223 color_pass, move_spill_restore, update_curr_costs): Ditto.
14225 * ira-lives.c (process_single_reg_class_operands): Ditto.
14227 * ira-emit.c (emit_move_list): Ditto.
14229 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14230 (record_reg_classes): Ditto. Use functions
14231 ira_get_register_move_cost and ira_get_may_move_cost instead of
14232 global vars ira_register_move_cost, ira_may_move_out_cost and
14233 ira_may_move_in_cost.
14234 (record_address_regs): Don't call ira_init_register_move_cost.
14235 Use function ira_get_may_move_cost instead of global
14236 ira_may_move_in_cost.
14237 (process_bb_node_for_hard_reg_moves): Use function
14238 ira_get_register_move_cost instead of global ira_register_move_cost.
14239 (ira_costs): Don't call ira_init_register_move_cost.
14241 2009-04-16 Richard Guenther <rguenther@suse.de>
14243 * tree-cfg.c (verify_gimple_assign_binary):
14244 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14245 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14246 (create_general_new_stmt): Note that this function is broken.
14248 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14250 * common.opt (fhelp): Add Var(help_flag).
14251 * gcc-plugin.h (plugin_info): Add help.
14252 * plugin.c (plugin_name_args): Add help.
14253 (register_plugin_info): Set plugin->help.
14254 (print_help_one_plugin): New.
14255 (print_plugins_help): New.
14256 * plugin.h (print_plugins_help): New.
14257 * toplev.c (toplev_main): Call print_plugins_help if needed.
14259 2009-04-16 Richard Guenther <rguenther@suse.de>
14261 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14262 (gimple_ior_addresses_taken_1): New function.
14263 (gimple_ior_addresses_taken): Likewise.
14264 * gimple.h (struct gimple_statement_with_ops_base): Remove
14265 addresses_taken member.
14266 (gimple_ior_addresses_taken): Declare.
14267 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14268 gimple_set_addresses_taken): Remove.
14269 * ipa-reference.c (mark_address): New function.
14270 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14271 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14272 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14273 (gimple_add_to_addresses_taken): Remove.
14274 (get_tmr_operands): Call mark_address_taken.
14275 (get_asm_expr_operands): Likewise.
14276 (get_expr_operands): Likewise.
14277 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14278 (free_stmt_operands): Do not free it.
14279 * tree-ssa.c (delete_tree_ssa): Likewise.
14280 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14282 2009-04-16 Richard Guenther <rguenther@suse.de>
14284 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14285 (walk_stmt_load_store_ops): Likewise.
14286 * gimple.c (get_base_loadstore): New function.
14287 (walk_stmt_load_store_addr_ops): Likewise.
14288 (walk_stmt_load_store_ops): Likewise.
14289 * ipa-pure-const.c (check_op): Simplify.
14290 (check_load, check_store): New functions.
14291 (check_stmt): Use walk_stmt_load_store_ops.
14292 * ipa-reference.c (mark_load): Adjust signature.
14293 (mark_store): Likewise.
14294 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14296 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14298 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14299 (plugin_info): New.
14300 * opts.c (common_handle_option): Don't call print_version.
14301 * plugin.c (plugin_name_args): Add version.
14302 (register_plugin_info): New.
14303 (register_callback): Handle PLUGIN_INFO.
14304 (try_init_one_plugin): New.
14305 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14307 (finalize_one_plugin): New.
14308 (finalize_plugins): New.
14309 (print_one_plugin): New.
14310 (print_plugins_versions): New.
14311 * plugin.h (print_plugins_versions): New.
14312 (finalize_plugins): New.
14313 * toplev.c (compile_file): Don't call initialize_plugins.
14314 (print_version): Call print_plugins_versions.
14315 (toplev_main): Call initialize_plugins. Print version if needed.
14316 Call finalize_plugins.
14318 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14320 * common.opt (fversion): New.
14321 * gcc.c (print_version): New.
14322 (process_command): Don't print the version. Just set print_version.
14323 (main): Print version. Call subprocesses if print_version and
14324 verbose_flag are set.
14325 * opts.c (common_handle_option): Handle OPT_fversion.
14327 2009-04-16 Richard Guenther <rguenther@suse.de>
14328 Ira Rosen <irar@il.ibm.com>
14330 PR tree-optimization/39698
14331 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14332 type of the reduction variable. Only generate the def if
14335 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14336 make sure to first convert to an integer of the same precision.
14337 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14338 the type of the evolution correctly in computing the new
14339 induction variable base.
14341 2009-04-16 Richard Guenther <rguenther@suse.de>
14343 PR middle-end/39625
14344 * tree-cfg.c (make_blocks): Split statements with to-be
14345 abnormal SSA names on the lhs.
14347 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14349 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14350 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14351 * c-typeck.c (really_start_incremental_init): Likewise.
14352 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14353 (TARGET_INITIALIZER): Remove it.
14354 * target.h (struct target): Remove vector_opaque_p.
14355 * tree.c (build_opaque_vector_type): New.
14356 * tree.h (TYPE_VECTOR_OPAQUE): New.
14357 (build_opaque_vector_type): Declare.
14358 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14359 * config/rs6000/rs6000.c (build_opaque_vector_type,
14360 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14361 (rs6000_init_builtins): Use build_opaque_vector_type for
14362 opaque_V4SI_type_node.
14364 2009-04-15 Catherine Moore <clm@codesourcery.com>
14366 * debug.h (set_name): Declare.
14367 * dwarf2out.c (dwarf2out_set_name): Declare.
14368 (dwarf2_debug_hooks): Add set_name.
14369 (find_AT_string): New.
14370 (add_AT_string): Call find_AT_string.
14371 (dwarf2out_set_name): New.
14372 * cp/decl.c (grokdeclarator): Call set_name.
14373 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14374 * debug.c (do_nothing_debug_hooks): Likewise.
14375 * dbxout.c (dbx_debug_hooks): Likewise.
14376 * sdbout.c (sdb_debug_hooks): Likewise.
14378 2009-04-15 Michael Eager <eager@eagercon.com>
14380 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14381 reg for single-precision FPU.
14382 * config/rs6000/rs6000.md (movsi_internal1): Only for
14383 !TARGET_SINGLE_FPU.
14384 (movsi_internal1_single): New. Add pattern to move SI values to/from
14385 single-precision FP regs.
14387 2009-04-15 Richard Guenther <rguenther@suse.de>
14389 * omp-low.c (lower_rec_input_clauses): Build correct address
14391 (expand_omp_for_generic): Fix multiplication type.
14392 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14393 (generate_memset_zero): Fix types.
14394 * tree-profile.c (prepare_instrumented_value): Correctly
14397 2009-04-15 Ian Lance Taylor <iant@google.com>
14399 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14400 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14401 for -Wall and for -Wc++-compat.
14402 (c_common_post_options): For C++, set warn_enum_compare if not
14404 * c-tree.h (struct c_expr): Add field original_type.
14405 (build_external_ref): Update declaration.
14406 * c-parser.c (c_parser_braced_init): Set original_type.
14407 (c_parser_initelt): Likewise.
14408 (c_parser_expr_no_commas): Likewise.
14409 (c_parser_conditional_expression): Likewise.
14410 (c_parser_cast_expression): Likewise.
14411 (c_parser_unary_expression): Likewise. Pull setting of
14412 original_code to top of function.
14413 (c_parser_sizeof_expression): Set original_type.
14414 (c_parser_alignof_expression): Likewise.
14415 (c_parser_postfix_expression): Likewise. Pull setting of
14416 original_code to top of function.
14417 (c_parser_postfix_expression_after_paren_type): Set original_type.
14418 (c_parser_postfix_expression_after_primary): Likewise.
14419 (c_parser_expression): Likewise.
14420 * c-typeck.c (build_external_ref): Add type parameter. Change all
14422 (c_expr_sizeof_expr): Set original_type field.
14423 (parser_build_unary_op): Likewise.
14424 (parser_build_binary_op): Likewise. Optionally warn about
14425 comparisons of enums of different types.
14426 (digest_init): Set original_type field.
14427 (really_start_incremental_init): Likewise.
14428 (push_init_level, pop_init_level): Likewise.
14429 * doc/invoke.texi (Warning Options): -Wenum-compare now
14432 2009-04-15 Richard Guenther <rguenther@suse.de>
14434 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14435 out a necessary conversion.
14436 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14437 names we didn't value number.
14438 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14440 2009-04-15 Richard Guenther <rguenther@suse.de>
14442 PR tree-optimization/39764
14443 * tree-ssa-ccp.c (get_value): Canonicalize value with
14444 canonicalize_float_value.
14446 2009-04-15 Jan Hubicka <jh@suse.cz>
14448 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14449 Wrong version of patch.
14451 2009-04-15 Jan Hubicka <jh@suse.cz>
14453 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14455 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14457 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14458 our distinct integral and vector types.
14460 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14462 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14463 * init.c (build_vtbl_address): Remove call to assemble_external.
14465 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14467 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14468 output for other floating point modes.
14470 2009-04-14 Diego Novillo <dnovillo@google.com>
14472 * diagnostic.c (diagnostic_report_diagnostic): Do not
14473 warn about loaded plugins for DK_ERROR and DK_WARNING.
14474 * c-decl.c (declspecs_add_type): Move call to
14475 invoke_plugin_callbacks ...
14476 * c-parser.c (c_parser_declspecs): ... here.
14477 * plugin.c (dump_active_plugins): Tidy output.
14479 2009-04-14 Diego Novillo <dnovillo@google.com>
14480 Le-Chun Wu <lcwu@google.com>
14482 * configure.ac: Add --enable-plugin support.
14483 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14484 * Makefile.in (PLUGIN_H): Define.
14485 Export ENABLE_PLUGIN and GMPINC to site.exp.
14486 Add PLUGINLIBS to link command.
14487 Add/modify dependencies for plugin.o and files including plugin.h.
14489 * config.in: Regenerate.
14491 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14494 2009-04-14 Le-Chun Wu <lcwu@google.com>
14496 * tree-pass.h (register_one_dump_file): Add a prototype for
14497 register_one_dump_file.
14498 * toplev.c (compile_file): Call initialize_plugins.
14499 (do_compile): Call invoke_plugin_callbacks.
14500 (toplev_main): Call invoke_plugin_callbacks.
14501 * common.opt: Add -fplugin= and -fplugin-arg-.
14502 * gcc-plugin.h: New public header file for plugins to include.
14503 * plugin.c: New source file.
14504 * plugin.h: New internal header file.
14505 * passes.c (register_one_dump_file): Make it external.
14507 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14509 2009-04-14 Diego Novillo <dnovillo@google.com>
14511 * doc/plugins.texi: New.
14512 * doc/gccint.texi: Add reference to Plugins chapter.
14513 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14514 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14515 loaded plugins, if any.
14516 * timevar.def (TV_PLUGIN_INIT): Define.
14517 (TV_PLUGIN_RUN): Define.
14518 * plugin.c: Include timevar.h
14519 (plugins_active_p): New.
14520 (dump_active_plugins): New.
14521 (debug_active_plugins): New.
14523 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14525 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14527 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14529 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14531 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14532 the same as a minus without a shift.
14534 2009-04-14 Nick Clifton <nickc@redhat.com>
14536 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14537 comparisons with small integers will always produce a short
14540 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14543 2008-12-19 Diego Novillo <dnovillo@google.com>
14545 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14547 2009-04-14 Richard Guenther <rguenther@suse.de>
14549 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14551 (verify_gimple_assign_binary): Likewise. Handle shifts and
14553 (verify_gimple_phi): Print the mismatched argument position.
14554 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14556 (vect_update_init_of_dr): Likewise.
14557 * matrix-reorg.c (transform_access_sites): Do what the
14559 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14561 2009-04-13 Michael Eager <eager@eagercon.com>
14563 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14564 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14565 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14566 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14567 remove duplicate config
14569 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14571 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14572 file_name:line_number type locator of the call site.
14574 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14576 * genautomata.c: Put blank after comma.
14577 (automaton_decls): New.
14578 (struct unit_usage): Add comments to member next.
14579 (store_alt_unit_usage): Keep the list ordered.
14580 (unit_present_on_list_p, equal_alternatives_p): New.
14581 (check_regexp_units_distribution): Check units distribution
14582 correctness correctly.
14583 (main): Don't write automata if error is found. Return correct
14586 * config/m68k/cf.md (cfv4_ds): Remove.
14587 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14588 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14590 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14591 power4-load-ext, power4-store, power4-store-update,
14592 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14593 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14594 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14595 power4-sqrt, power4-isync): Modify reservation to make correct
14596 unit distribution to automata.
14598 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14599 power5-store-update, power5-two, power5-three, power5-lmul,
14600 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14602 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14604 * except.c (pass_set_nothrow_function_flags): Set name and add
14606 (set_nothrow_function_flags): Mention in the dump file when
14607 changing a function to nothrow.
14609 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14612 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14613 instead of unsigned long.
14615 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14617 * config/arm/arm.c (return_used_this_function): Remove.
14618 (arm_output_function_prologue): Remove use of
14619 return_used_this_function.
14620 (output_return_instruction): Replace use of
14621 return_used_this_function
14622 by cfun->machine->return_used_this_function.
14623 (arm_output_epilogue): Likewise.
14624 (arm_output_function_epilogue): Likewise.
14625 (thumb_unexpanded_epilogue): Likewise.
14626 * config/arm/arm.h (struct machine_function):
14627 New member return_used_this_function.
14629 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14631 * doc/install.texi: Correct description of default directory for
14632 --with-gxx-include-dir.
14634 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14636 * fold-const.c (build_range_check): Properly deal with enumeral and
14637 boolean base types.
14639 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14641 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14642 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14643 * params.h (MAX_GCSE_PASSES): Remove.
14644 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14645 in sequence. Remove ability to run multiple passes.
14646 (bypass_jumps): Report run as third CPROP pass.
14648 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14650 PR middle-end/39651
14651 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14652 when deciding whether the whole SEQUENCE can throw.
14654 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14657 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14658 offseted label references.
14660 2009-04-11 Jan Hubicka <jh@suse.cz>
14662 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14664 2009-04-11 Richard Guenther <rguenther@suse.de>
14666 PR middle-end/39732
14667 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14668 return variables as TREE_ADDRESSABLE.
14670 2009-04-11 Richard Guenther <rguenther@suse.de>
14672 PR tree-optimization/39713
14673 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14674 reference trees have SSA_NAME operands.
14676 2009-04-11 Richard Guenther <rguenther@suse.de>
14679 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14680 address expressions.
14682 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14684 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14685 match changes in Cygwin 1.7
14686 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14687 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14689 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14691 PR tree-optimization/39701
14692 * doc/invoke.texi (Optimization Options): Document change in
14693 meaning and initialization of -fdelete-null-pointer-checks.
14695 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14697 PR middle-end/39701
14698 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14700 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14703 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14705 2009-04-10 Chao-ying Fu <fu@mips.com>
14707 * doc/tm.texi (Instruction Output): Document
14708 TARGET_ASM_FINAL_POSTSCAN_INSN.
14709 * target.h (final_postscan_insn): New field in asm_out.
14710 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14711 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14712 * final.c (final_scan_insn): Call
14713 targetm.asm_out.final_postscan_insn after outputting
14714 an asm macro and a normal instruction.
14716 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14717 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14718 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14719 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14720 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14722 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14724 PR middle-end/39701
14725 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14726 variables as non-NULL even with -fdelete-null-pointer-checks.
14728 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14730 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14732 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14735 * config/i386/i386.c (classify_argument): Handle SCmode with
14736 (bit_offset % 64) != 0.
14738 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14740 * doc/invoke.texi (Optimize Options): Add cross-reference to
14741 -Q --help=optimizers examples.
14743 2009-04-10 Ben Elliston <bje@au.ibm.com>
14746 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14747 regalign for the reg == fpr and TDmode case.
14749 2009-04-09 David Ayers <ayers@fsfe.org>
14752 * objc/objc-act.c (warn_with_method): Remove helper function.
14753 (check_duplicates): Call warning and inform directly.
14754 (really_start_method): Likewise.
14756 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14758 * expmed.c (expand_divmod): Always use a comparison for a division
14759 by a large unsigned integer.
14761 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14762 for things others than variables or functions as nonzero.
14764 2009-04-09 Nick Clifton <nickc@redhat.com>
14766 * unwind-compat.c: Change copyright header to refer to version
14767 3 of the GNU General Public License with version 3.1 of the
14768 GCC Runtime Library Exception and to point readers at the
14769 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14770 * config/alpha/crtfastmath.c: Likewise.
14771 * config/alpha/linux-unwind.h: Likewise.
14772 * config/alpha/qrnnd.asm: Likewise.
14773 * config/alpha/vms-crt0-64.c: Likewise.
14774 * config/alpha/vms-crt0.c: Likewise.
14775 * config/alpha/vms-dwarf2.asm: Likewise.
14776 * config/alpha/vms-dwarf2eh.asm: Likewise.
14777 * config/alpha/vms-psxcrt0-64.c: Likewise.
14778 * config/alpha/vms-psxcrt0.c: Likewise.
14779 * config/alpha/vms_tramp.asm: Likewise.
14780 * config/arc/initfini.c: Likewise.
14781 * config/arc/lib1funcs.asm: Likewise.
14782 * config/arm/bpabi-v6m.S: Likewise.
14783 * config/arm/bpabi.S: Likewise.
14784 * config/arm/bpabi.c: Likewise.
14785 * config/arm/crti.asm: Likewise.
14786 * config/arm/crtn.asm: Likewise.
14787 * config/arm/ieee754-df.S: Likewise.
14788 * config/arm/ieee754-sf.S: Likewise.
14789 * config/arm/lib1funcs.asm: Likewise.
14790 * config/arm/libunwind.S: Likewise.
14791 * config/arm/linux-atomic.c: Likewise.
14792 * config/arm/mmintrin.h: Likewise.
14793 * config/arm/pr-support.c: Likewise.
14794 * config/arm/unaligned-funcs.c: Likewise.
14795 * config/arm/unwind-arm.c: Likewise.
14796 * config/arm/unwind-arm.h: Likewise.
14797 * config/avr/libgcc.S: Likewise.
14798 * config/bfin/crti.s: Likewise.
14799 * config/bfin/crtlibid.s: Likewise.
14800 * config/bfin/crtn.s: Likewise.
14801 * config/bfin/lib1funcs.asm: Likewise.
14802 * config/bfin/linux-unwind.h: Likewise.
14803 * config/cris/arit.c: Likewise.
14804 * config/cris/cris_abi_symbol.c: Likewise.
14805 * config/darwin-64.c: Likewise.
14806 * config/darwin-crt2.c: Likewise.
14807 * config/darwin-crt3.c: Likewise.
14808 * config/darwin.h: Likewise.
14809 * config/dbxelf.h: Likewise.
14810 * config/dfp-bit.c: Likewise.
14811 * config/dfp-bit.h: Likewise.
14812 * config/elfos.h: Likewise.
14813 * config/fixed-bit.c: Likewise.
14814 * config/fixed-bit.h: Likewise.
14815 * config/fp-bit.c: Likewise.
14816 * config/fp-bit.h: Likewise.
14817 * config/fr30/crti.asm: Likewise.
14818 * config/fr30/crtn.asm: Likewise.
14819 * config/fr30/lib1funcs.asm: Likewise.
14820 * config/freebsd-spec.h: Likewise.
14821 * config/frv/cmovd.c: Likewise.
14822 * config/frv/cmovh.c: Likewise.
14823 * config/frv/cmovw.c: Likewise.
14824 * config/frv/frvbegin.c: Likewise.
14825 * config/frv/frvend.c: Likewise.
14826 * config/frv/lib1funcs.asm: Likewise.
14827 * config/glibc-stdint.h: Likewise.
14828 * config/h8300/clzhi2.c: Likewise.
14829 * config/h8300/crti.asm: Likewise.
14830 * config/h8300/crtn.asm: Likewise.
14831 * config/h8300/ctzhi2.c: Likewise.
14832 * config/h8300/fixunssfsi.c: Likewise.
14833 * config/h8300/lib1funcs.asm: Likewise.
14834 * config/h8300/parityhi2.c: Likewise.
14835 * config/h8300/popcounthi2.c: Likewise.
14836 * config/i386/ammintrin.h: Likewise.
14837 * config/i386/att.h: Likewise.
14838 * config/i386/avxintrin.h: Likewise.
14839 * config/i386/biarch64.h: Likewise.
14840 * config/i386/bmmintrin.h: Likewise.
14841 * config/i386/cpuid.h: Likewise.
14842 * config/i386/cross-stdarg.h: Likewise.
14843 * config/i386/crtfastmath.c: Likewise.
14844 * config/i386/crtprec.c: Likewise.
14845 * config/i386/cygming-crtbegin.c: Likewise.
14846 * config/i386/cygming-crtend.c: Likewise.
14847 * config/i386/cygwin.asm: Likewise.
14848 * config/i386/emmintrin.h: Likewise.
14849 * config/i386/gmm_malloc.h: Likewise.
14850 * config/i386/gthr-win32.c: Likewise.
14851 * config/i386/i386.h: Likewise.
14852 * config/i386/immintrin.h: Likewise.
14853 * config/i386/linux-unwind.h: Likewise.
14854 * config/i386/linux64.h: Likewise.
14855 * config/i386/mm3dnow.h: Likewise.
14856 * config/i386/mmintrin-common.h: Likewise.
14857 * config/i386/mmintrin.h: Likewise.
14858 * config/i386/nmmintrin.h: Likewise.
14859 * config/i386/pmm_malloc.h: Likewise.
14860 * config/i386/pmmintrin.h: Likewise.
14861 * config/i386/smmintrin.h: Likewise.
14862 * config/i386/sol2-c1.asm: Likewise.
14863 * config/i386/sol2-ci.asm: Likewise.
14864 * config/i386/sol2-cn.asm: Likewise.
14865 * config/i386/sol2-gc1.asm: Likewise.
14866 * config/i386/tmmintrin.h: Likewise.
14867 * config/i386/unix.h: Likewise.
14868 * config/i386/w32-unwind.h: Likewise.
14869 * config/i386/wmmintrin.h: Likewise.
14870 * config/i386/x86-64.h: Likewise.
14871 * config/i386/x86intrin.h: Likewise.
14872 * config/i386/xmmintrin.h: Likewise.
14873 * config/ia64/crtbegin.asm: Likewise.
14874 * config/ia64/crtend.asm: Likewise.
14875 * config/ia64/crtfastmath.c: Likewise.
14876 * config/ia64/crti.asm: Likewise.
14877 * config/ia64/crtn.asm: Likewise.
14878 * config/ia64/fde-glibc.c: Likewise.
14879 * config/ia64/lib1funcs.asm: Likewise.
14880 * config/ia64/linux-unwind.h: Likewise.
14881 * config/ia64/quadlib.c: Likewise.
14882 * config/ia64/unwind-ia64.c: Likewise.
14883 * config/linux.h: Likewise.
14884 * config/m32c/m32c-lib1.S: Likewise.
14885 * config/m32c/m32c-lib2-trapv.c: Likewise.
14886 * config/m32c/m32c-lib2.c: Likewise.
14887 * config/m32r/initfini.c: Likewise.
14888 * config/m68hc11/larith.asm: Likewise.
14889 * config/m68hc11/m68hc11-crt0.S: Likewise.
14890 * config/m68k/cf.md: Likewise.
14891 * config/m68k/crti.s: Likewise.
14892 * config/m68k/crtn.s: Likewise.
14893 * config/m68k/lb1sf68.asm: Likewise.
14894 * config/m68k/linux-unwind.h: Likewise.
14895 * config/mcore/crti.asm: Likewise.
14896 * config/mcore/crtn.asm: Likewise.
14897 * config/mcore/lib1.asm: Likewise.
14898 * config/mips/linux-unwind.h: Likewise.
14899 * config/mips/loongson.h: Likewise.
14900 * config/mips/mips16.S: Likewise.
14901 * config/mmix/crti.asm: Likewise.
14902 * config/mmix/crtn.asm: Likewise.
14903 * config/pa/fptr.c: Likewise.
14904 * config/pa/hpux-unwind.h: Likewise.
14905 * config/pa/lib2funcs.asm: Likewise.
14906 * config/pa/linux-atomic.c: Likewise.
14907 * config/pa/linux-unwind.h: Likewise.
14908 * config/pa/milli64.S: Likewise.
14909 * config/pa/quadlib.c: Likewise.
14910 * config/pa/stublib.c: Likewise.
14911 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14912 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14913 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14914 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14915 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14916 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14917 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14918 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14919 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14920 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14921 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14922 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14923 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14924 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14925 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14926 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14927 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14928 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14929 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14930 * config/rs6000/750cl.h: Likewise.
14931 * config/rs6000/altivec.h: Likewise.
14932 * config/rs6000/biarch64.h: Likewise.
14933 * config/rs6000/crtresfpr.asm: Likewise.
14934 * config/rs6000/crtresgpr.asm: Likewise.
14935 * config/rs6000/crtresxfpr.asm: Likewise.
14936 * config/rs6000/crtresxgpr.asm: Likewise.
14937 * config/rs6000/crtsavfpr.asm: Likewise.
14938 * config/rs6000/crtsavgpr.asm: Likewise.
14939 * config/rs6000/darwin-asm.h: Likewise.
14940 * config/rs6000/darwin-fallback.c: Likewise.
14941 * config/rs6000/darwin-fpsave.asm: Likewise.
14942 * config/rs6000/darwin-ldouble.c: Likewise.
14943 * config/rs6000/darwin-tramp.asm: Likewise.
14944 * config/rs6000/darwin-unwind.h: Likewise.
14945 * config/rs6000/darwin-vecsave.asm: Likewise.
14946 * config/rs6000/darwin-world.asm: Likewise.
14947 * config/rs6000/e500crtres32gpr.asm: Likewise.
14948 * config/rs6000/e500crtres64gpr.asm: Likewise.
14949 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14950 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14951 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14952 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14953 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14954 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14955 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14956 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14957 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14958 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14959 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14960 * config/rs6000/eabi-ci.asm: Likewise.
14961 * config/rs6000/eabi-cn.asm: Likewise.
14962 * config/rs6000/eabi.asm: Likewise.
14963 * config/rs6000/linux-unwind.h: Likewise.
14964 * config/rs6000/linux64.h: Likewise.
14965 * config/rs6000/paired.h: Likewise.
14966 * config/rs6000/paired.md: Likewise.
14967 * config/rs6000/ppc64-fp.c: Likewise.
14968 * config/rs6000/ppu_intrinsics.h: Likewise.
14969 * config/rs6000/rs6000.h: Likewise.
14970 * config/rs6000/si2vmx.h: Likewise.
14971 * config/rs6000/sol-ci.asm: Likewise.
14972 * config/rs6000/sol-cn.asm: Likewise.
14973 * config/rs6000/spe.h: Likewise.
14974 * config/rs6000/spu2vmx.h: Likewise.
14975 * config/rs6000/sysv4.h: Likewise.
14976 * config/rs6000/tramp.asm: Likewise.
14977 * config/rs6000/vec_types.h: Likewise.
14978 * config/s390/linux-unwind.h: Likewise.
14979 * config/s390/tpf-unwind.h: Likewise.
14980 * config/score/crti.asm: Likewise.
14981 * config/score/crtn.asm: Likewise.
14982 * config/sh/crt1.asm: Likewise.
14983 * config/sh/crti.asm: Likewise.
14984 * config/sh/crtn.asm: Likewise.
14985 * config/sh/divtab-sh4-300.c: Likewise.
14986 * config/sh/divtab-sh4.c: Likewise.
14987 * config/sh/divtab.c: Likewise.
14988 * config/sh/lib1funcs-4-300.asm: Likewise.
14989 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14990 * config/sh/lib1funcs.asm: Likewise.
14991 * config/sh/lib1funcs.h: Likewise.
14992 * config/sh/linux-atomic.asm: Likewise.
14993 * config/sh/linux-unwind.h: Likewise.
14994 * config/sh/shmedia.h: Likewise.
14995 * config/sh/sshmedia.h: Likewise.
14996 * config/sh/ushmedia.h: Likewise.
14997 * config/sparc/crtfastmath.c: Likewise.
14998 * config/sparc/linux-unwind.h: Likewise.
14999 * config/sparc/sol2-c1.asm: Likewise.
15000 * config/sparc/sol2-ci.asm: Likewise.
15001 * config/sparc/sol2-cn.asm: Likewise.
15002 * config/spu/divmodti4.c: Likewise.
15003 * config/spu/divv2df3.c: Likewise.
15004 * config/spu/float_disf.c: Likewise.
15005 * config/spu/float_unsdidf.c: Likewise.
15006 * config/spu/float_unsdisf.c: Likewise.
15007 * config/spu/float_unssidf.c: Likewise.
15008 * config/spu/mfc_multi_tag_release.c: Likewise.
15009 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15010 * config/spu/mfc_tag_release.c: Likewise.
15011 * config/spu/mfc_tag_reserve.c: Likewise.
15012 * config/spu/mfc_tag_table.c: Likewise.
15013 * config/spu/multi3.c: Likewise.
15014 * config/spu/spu_internals.h: Likewise.
15015 * config/spu/spu_intrinsics.h: Likewise.
15016 * config/spu/spu_mfcio.h: Likewise.
15017 * config/spu/vec_types.h: Likewise.
15018 * config/spu/vmx2spu.h: Likewise.
15019 * config/stormy16/stormy16-lib2.c: Likewise.
15020 * config/svr4.h: Likewise.
15021 * config/sync.c: Likewise.
15022 * config/v850/lib1funcs.asm: Likewise.
15023 * config/vxlib-tls.c: Likewise.
15024 * config/vxlib.c: Likewise.
15025 * config/vxworks-dummy.h: Likewise.
15026 * config/xtensa/crti.asm: Likewise.
15027 * config/xtensa/crtn.asm: Likewise.
15028 * config/xtensa/ieee754-df.S: Likewise.
15029 * config/xtensa/ieee754-sf.S: Likewise.
15030 * config/xtensa/lib1funcs.asm: Likewise.
15031 * config/xtensa/lib2funcs.S: Likewise.
15032 * config/xtensa/linux-unwind.h: Likewise.
15033 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15034 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15035 * coretypes.h: Likewise.
15036 * crtstuff.c: Likewise.
15037 * defaults.h: Likewise.
15038 * dwarf2.h: Likewise.
15039 * emutls.c: Likewise.
15040 * gbl-ctors.h: Likewise.
15041 * gcov-io.h: Likewise.
15042 * ginclude/float.h: Likewise.
15043 * ginclude/iso646.h: Likewise.
15044 * ginclude/stdarg.h: Likewise.
15045 * ginclude/stdbool.h: Likewise.
15046 * ginclude/stddef.h: Likewise.
15047 * ginclude/stdfix.h: Likewise.
15048 * ginclude/stdint-gcc.h: Likewise.
15049 * ginclude/tgmath.h: Likewise.
15050 * gthr-aix.h: Likewise.
15051 * gthr-dce.h: Likewise.
15052 * gthr-gnat.c: Likewise.
15053 * gthr-gnat.h: Likewise.
15054 * gthr-lynx.h: Likewise.
15055 * gthr-mipssde.h: Likewise.
15056 * gthr-nks.h: Likewise.
15057 * gthr-posix.c: Likewise.
15058 * gthr-posix.h: Likewise.
15059 * gthr-posix95.h: Likewise.
15060 * gthr-rtems.h: Likewise.
15061 * gthr-single.h: Likewise.
15062 * gthr-solaris.h: Likewise.
15063 * gthr-tpf.h: Likewise.
15064 * gthr-vxworks.h: Likewise.
15065 * gthr-win32.h: Likewise.
15066 * gthr.h: Likewise.
15067 * libgcc2.c: Likewise.
15068 * libgcc2.h: Likewise.
15069 * libgcov.c: Likewise.
15070 * tsystem.h: Likewise.
15071 * typeclass.h: Likewise.
15072 * unwind-c.c: Likewise.
15073 * unwind-compat.h: Likewise.
15074 * unwind-dw2-fde-compat.c: Likewise.
15075 * unwind-dw2-fde-darwin.c: Likewise.
15076 * unwind-dw2-fde-glibc.c: Likewise.
15077 * unwind-dw2-fde.c: Likewise.
15078 * unwind-dw2-fde.h: Likewise.
15079 * unwind-dw2.c: Likewise.
15080 * unwind-dw2.h: Likewise.
15081 * unwind-generic.h: Likewise.
15082 * unwind-pe.h: Likewise.
15083 * unwind-sjlj.c: Likewise.
15084 * unwind.inc: Likewise.
15085 * config/arm/neon-gen.ml: Change generated copyright header to
15086 refer to version 3 of the GNU General Public License with
15087 version 3.1 of the GCC Runtime Library Exception and to point
15088 readers at the COPYING3 and COPYING3.RUNTIME files and the
15089 FSF's license web page.
15090 * config/arm/arm_neon.h: Regenerate.
15092 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15094 * config/cris/cris.md: Change copyright header to refer to version
15095 3 of the GNU General Public License.
15096 * doc/install.texi2html: Change copyright header to refer to version
15097 3 of the GNU General Public License and to point readers at the
15098 COPYING3 file and the FSF's license web page.
15099 * config/vax/linux.h: Likewise.
15101 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15103 * config/i386/i386.md (cmpcc): New.
15104 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15105 (sync_compare_and_swap_cc*): Delete.
15107 * config/s390/s390.c (s390_compare_emitted): Remove.
15108 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15109 s390_compare_emitted used to be handled. Assert that modes match.
15110 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15111 refer to sync_compare_and_swap_ccsi.
15112 * config/s390/s390.h (s390_compare_emitted): Remove.
15113 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15114 instead of s390_compare_emitted.
15115 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15116 instead of s390_compare_emitted.
15117 * config/s390/s390.md (cmpcc): New.
15118 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15119 CC_REGNUM, do not pretend it's set.
15120 (sync_compare_and_swap_cc*): Delete.
15121 * config/s390/predicates.md (cc_reg_operand): New.
15123 * expr.c (sync_compare_and_swap_cc): Delete.
15124 * optabs.h (sync_compare_and_swap_cc): Delete.
15125 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15126 is being used with can_compare_p.
15127 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15128 (find_cc_set): New.
15129 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15130 look for a MODE_CC set instead. Use emit_store_flag.
15131 (expand_compare_and_swap_loop): Likewise, with some additional
15132 complication to avoid a force_reg when useless. Use
15133 emit_cmp_and_jump_insns.
15134 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15135 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15136 sync_compare_and_swap documentation.
15138 2009-04-09 Jan Hubicka <jh@suse.cz>
15140 * except.c (find_prev_try): Break out from ....
15141 (duplicate_eh_regions): ... here; properly update prev_try pointers
15142 when duplication part of tree.
15143 (dump_eh_tree): Improve dumping.
15144 (verify_eh_region): New.
15145 (verify_eh_tree): Use it.
15147 2009-04-06 Richard Guenther <rguenther@suse.de>
15149 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15150 &ARRAY addresses by adjusting their types and prepending
15152 * tree-cfg.c (verify_gimple_assign_single): Verify that
15153 addresses are correct.
15155 2009-04-09 Richard Guenther <rguenther@suse.de>
15157 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15158 indices into an array reference if possible.
15159 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15160 Fold POINTER_PLUS_EXPR statements with invariant address.
15162 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15165 * config.gcc (powerpc64-*-linux*): Always build biarch.
15167 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15170 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15171 it and pedwarn if this results in an INTEGER_CST.
15173 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15175 * doc/install.texi: Update minimum GMP version. Remove obsolete
15176 text in MPFR section.
15178 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15180 * dwarf2out.c (class_scope_p): New static inline.
15181 (class_or_namespace_scope_p): Use it.
15182 (gen_variable_die): Use DW_TAG_member tag for static data member
15183 declarations instead of DW_TAG_variable.
15185 PR middle-end/39573
15186 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15189 2009-04-08 Richard Guenther <rguenther@suse.de>
15191 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15192 valueize random data.
15194 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15196 * config.gcc (aix tm_file): Add aix-stdint.h.
15197 (aix tm clause use_gcc_stdint): Set to wrap.
15198 * config/rs6000/aix-stdint.h: New file.
15200 2009-04-08 Richard Guenther <rguenther@suse.de>
15202 PR middle-end/36291
15203 * tree-dfa.c (add_referenced_var): Do not recurse into
15204 global initializers.
15205 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15207 (fold_const_aggregate_ref): Likewise.
15209 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15211 * recog.c (ordered_comparison_operator): New.
15212 * gensupport.c (std_preds): Add it.
15213 * doc/md.texi (Machine-Independent Predicates): Document it.
15215 2009-04-08 Jan Hubicka <jh@suse.cz>
15217 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15218 * function.h (rtl_eh): Remove exception_handler_label_map.
15219 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15220 remove_exception_handler_label, for_each_eh_label_1): Remove.
15221 (rtl_remove_unreachable_regions): Remove.
15222 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15223 (find_exception_handler_labels): Don't build the hashtable.
15224 (maybe_remove_eh_handler): Remove.
15225 (for_each_eh_label): Rewrite to walk the tree.
15226 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15227 * except.h (maybe_remove_eh_handler): Remove.
15228 * passes.c (init_optimization_passes): Schedule second EH cleanup
15230 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15231 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15233 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15235 * genoutput.c (validate_optab_operands): New.
15236 (gen_insn, gen_expand): Call it.
15238 * genflags.c (gen_insn): Detect misused iterators.
15239 (main): Pass line_no to gen_insn, exit with status 1 on error.
15241 * genextract.c (line_no): Make global.
15242 (VEC_safe_set_locstr): Change assertion to error message.
15243 (main): Exit with status 1 on error.
15245 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15249 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15250 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15251 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15252 * c-convert.c (convert): Do not call fold on results of conversion
15253 functions when the result is a C_MAYBE_CONST_EXPR.
15254 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15255 of __builtin_choose_expr.
15256 * c-typeck.c (remove_c_maybe_const_expr): New.
15257 (build_unary_op, build_conditional_expr, build_compound_expr,
15258 build_binary_op, c_objc_common_truthvalue_conversion): Call
15259 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15262 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15264 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15265 CODE to produce a new one. Add a prototype to use fold_convert_const
15267 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15270 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15271 mix declarations and code.
15273 2009-04-08 Ben Elliston <bje@au.ibm.com>
15275 * gcc.c: Replace `CC' with `GCC' throughout.
15277 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15279 * doc/invoke.texi: Document Atom support.
15281 2009-04-07 Jason Merrill <jason@redhat.com>
15284 * c-common.h, c-common.c: Add flag_pretty_templates.
15285 * c-opts.c (c_common_handle_option): Set it.
15286 * c.opt: Add -fno-pretty-templates.
15287 * doc/invoke.texi (C++ Dialect Options): Likewise.
15289 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15291 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15292 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15293 (ia64_expand_builtin): Likewise.
15295 2009-04-07 Martin Jambor <mjambor@suse.cz>
15297 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15298 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15299 ADDR_EXPRS are include too.
15301 2009-04-07 Richard Guenther <rguenther@suse.de>
15303 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15304 decls are only used if passes as parameters or if they are
15305 local statics and the call is not to a builtin.
15306 (call_may_clobber_ref_p_1): Likewise.
15308 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15310 * expr.c (do_store_flag): Remove last argument. Simplify code
15311 to avoid duplication of tests already done by can_compare_p.
15312 (expand_expr_real_1): Adjust caller.
15314 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15316 * optabs.c (can_compare_p): Test the predicate of a
15317 cbranch and cstore pattern.
15319 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15321 * expr.c (convert_move): Use emit_store_flag instead of
15324 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15326 * config/i386/i386.c (ix86_compare_emitted): Remove.
15327 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15328 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15329 * config/i386/i386.h (ix86_compare_emitted): Remove.
15330 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15331 instead of ix86_compare_emitted.
15332 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15334 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15336 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15337 Add t-sysroot-suffix to tmake_file.
15338 * config/print-sysroot-suffix.sh: New file.
15339 * config/t-sysroot-suffix: New file.
15341 2009-04-07 Ben Elliston <bje@au.ibm.com>
15343 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15344 as the latter produces a warning when the target does not support
15347 2009-04-07 Ben Elliston <bje@au.ibm.com>
15349 * dfp.c: Replace type punning assignments with memcpy throughout.
15350 * Makefile.in (dfp.o-warn): Remove.
15352 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15355 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15356 Include soft-fp/t-softfp after rs6000/t-linux64.
15358 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15360 * stor-layout.c (set_sizetype): Use the full precision of their
15361 machine mode for bitsize types.
15363 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15365 * config/i386/i386.md: Revert 2 accidental checkins.
15367 2009-04-06 Joey Ye <joey.ye@intel.com>
15368 Xuepeng Guo <xuepeng.guo@intel.com>
15369 H.J. Lu <hongjiu.lu@intel.com>
15371 Atom pipeline model, tuning and insn selection.
15372 * config.gcc (atom): Add atom config options and target.
15374 * config/i386/atom.md: New.
15376 * config/i386/i386.c (atom_cost): New cost.
15377 (m_ATOM): New macro flag.
15378 (initial_ix86_tune_features): Set m_ATOM.
15379 (x86_accumulate_outgoing_args): Likewise.
15380 (x86_arch_always_fancy_math_387): Likewise.
15381 (processor_target): Add Atom cost.
15382 (cpu_names): Add Atom cpu name.
15383 (override_options): Set Atom ISA.
15384 (ix86_issue_rate): New case PROCESSOR_ATOM.
15385 (ix86_adjust_cost): Likewise.
15387 * config/i386/i386.h (TARGET_ATOM): New target macro.
15388 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15389 (TARGET_OPT_AGU): New target option.
15390 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15391 (processor_type): Add PROCESSOR_ATOM.
15393 * config/i386/i386.md (cpu): Add new value "atom".
15394 (use_carry, movu): New attr.
15395 (atom.md): Include atom.md.
15396 (adddi3_carry_rex64): Set attr "use_carry".
15397 (addqi3_carry): Likewise.
15398 (addhi3_carry): Likewise.
15399 (addsi3_carry): Likewise.
15400 (*addsi3_carry_zext): Likewise.
15401 (subdi3_carry_rex64): Likewise.
15402 (subqi3_carry): Likewise.
15403 (subhi3_carry): Likewise.
15404 (subsi3_carry): Likewise.
15405 (x86_movdicc_0_m1_rex64): Likewise.
15406 (*x86_movdicc_0_m1_se): Likewise.
15407 (x86_movsicc_0_m1): Likewise.
15408 (*x86_movsicc_0_m1_se): Likewise.
15409 (*adddi_1_rex64): Emit add insn as much as possible.
15410 (*addsi_1): Likewise.
15411 (return_internal): Set atom_unit.
15412 (return_internal_long): Likewise.
15413 (return_pop_internal): Likewise.
15414 (*rcpsf2_sse): Set atom_sse_attr attr.
15415 (*qrt<mode>2_sse): Likewise.
15416 (*prefetch_sse): Likewise.
15418 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15420 (ix86_target_macros_internal): Likewise.
15422 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15423 (*prefetch_sse_rex): Likewise.
15424 (sse_rcpv4sf2): Likewise.
15425 (sse_vmrcpv4sf2): Likewise.
15426 (sse_sqrtv4sf2): Likewise.
15427 (<sse>_vmsqrt<mode>2): Likewise.
15428 (sse_ldmxcsr): Likewise.
15429 (sse_stmxcsr): Likewise.
15430 (*sse_sfence): Likewise.
15431 (sse2_clflush): Likewise.
15432 (*sse2_mfence): Likewise.
15433 (*sse2_lfence): Likewise.
15434 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15435 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15436 (avx_movdqu<avxmodesuffix>): Likewise.
15437 (avx_lddqu<avxmodesuffix>): Likewise.
15438 (sse2_movntv2di): Change attr "type" to "ssemov".
15439 (sse2_movntsi): Likewise.
15440 (rsqrtv8sf2): Change attr "type" to "sseadd".
15441 (sse3_addsubv2df3): Set attr "atom_unit".
15442 (sse3_h<plusminus_insn>v4sf3): Likewise.
15443 (*sse2_pmaddwd): Likewise.
15444 (*vec_extractv2di_1_rex64): Likewise.
15445 (*vec_extractv2di_1_avx): Likewise.
15446 (sse2_psadbw): Likewise.
15447 (ssse3_phaddwv8hi3): Likewise.
15448 (ssse3_phaddwv4hi3): Likewise.
15449 (ssse3_phadddv4si3): Likewise.
15450 (ssse3_phadddv2si3): Likewise.
15451 (ssse3_phaddswv8hi3): Likewise.
15452 (ssse3_phaddswv4hi3): Likewise.
15453 (ssse3_phsubwv8hi3): Likewise.
15454 (ssse3_phsubwv4hi3): Likewise.
15455 (ssse3_phsubdv4si3): Likewise.
15456 (ssse3_phsubdv2si3): Likewise.
15457 (ssse3_phsubswv8hi3): Likewise.
15458 (ssse3_phsubswv4hi3): Likewise.
15459 (ssse3_pmaddubsw128): Likewise.
15460 (sse3_pmaddubsw: Likewise.
15461 (ssse3_palignrti): Likewise.
15462 (ssse3_palignrdi): Likewise.
15464 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15466 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15468 2009-04-06 Richard Guenther <rguenther@suse.de>
15470 PR tree-optimization/28868
15471 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15472 of which PHI results we inserted.
15473 (insert_into_preds_of_block): Record inserted PHIs.
15474 (eliminate): Eliminate redundant PHI nodes.
15475 (init_pre): Init inserted_phi_names.
15477 2009-04-06 Richard Guenther <rguenther@suse.de>
15479 PR tree-optimization/39643
15480 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15481 IMAGPART_EXPRs of complex constants.
15482 (execute_fold_all_builtins): If we folded a call queue
15483 TODO_update_address_taken.
15485 2009-04-06 Jan Hubicka <jh@suse.cz>
15487 PR middle-end/39659
15488 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15491 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15493 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15495 (ic_invalidate_array): Likewise.
15497 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15499 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15500 alignment for library calls.
15502 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15504 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15505 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15506 * config/i386/mingw-stdint.h: New file.
15508 2009-04-05 Richard Guenther <rguenther@suse.de>
15510 PR tree-optimization/39648
15511 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15512 our &A vs. &A[0] IL deficiencies.
15514 2009-04-04 Jan Hubicka <jh@suse.cz>
15516 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15517 removed toplevel regions.
15518 (sjlj_mark_call_sites): Likewise.
15520 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15522 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15523 (cygwin tm clause use_gcc_stdint): Set to wrap.
15524 * config/i386/cygwin-stdint.h: New file.
15526 2009-04-04 Richard Guenther <rguenther@suse.de>
15528 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15529 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15530 single-argument PHIs if we are in loop-closed SSA form.
15531 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15532 for the pre-condition.
15533 (slpeel_tree_peel_loop_to_edge): Likewise.
15534 (vect_build_loop_niters): Take an optional sequence to append stmts.
15535 (vect_generate_tmps_on_preheader): Likewise.
15536 (vect_do_peeling_for_loop_bound): Take extra guards for the
15538 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15539 the cost model check.
15540 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15541 guards if we are going to peel. Do not apply versioning in that case.
15542 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15543 (vect_do_peeling_for_loop_bound): Likewise.
15544 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15545 loop bound only record extra pre-conditions, do not apply loop
15548 2009-04-04 Richard Guenther <rguenther@suse.de>
15550 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15553 2009-04-04 Jan Hubicka <jh@suse.cz>
15555 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15556 last_basic_block for size of bb->index indexed array.
15557 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15558 compute_out, link_btr_uses, build_btr_def_use_webs,
15559 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15561 2009-04-04 Jan Hubicka <jh@suse.cz>
15563 * except.c (remove_eh_handler_and_replace): Break out from ...
15564 (remove_eh_handler): ... here.
15565 (bring_to_root): New function.
15566 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15567 handled ones, bring others to root of tree.
15569 2009-04-04 Jan Hubicka <jh@suse.cz>
15571 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15572 (all_phis_safe_to_merge): New function.
15573 (update_info): New structure.
15574 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15575 (cleanup_empty_eh): Update SSA if possible.
15577 2009-04-04 Richard Guenther <rguenther@suse.de>
15579 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15580 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15581 (append_vuse): Likewise.
15583 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15585 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15586 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15587 instead of REG_UNSAVED for DW_CFA_undefined.
15588 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15589 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15592 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15595 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15596 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15597 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15599 2009-04-04 Richard Guenther <rguenther@suse.de>
15601 PR tree-optimization/8781
15602 PR tree-optimization/37892
15603 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15604 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15605 (valueize_refs): Call it for *& valueizations.
15606 (shared_reference_ops_from_ref): Rename to ...
15607 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15608 (shared_reference_ops_from_call): Rename to ...
15609 (valueize_shared_reference_ops_from_call): ... this and valueize.
15610 (vn_reference_lookup): Update.
15611 (visit_reference_op_call): Likewise.
15612 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15613 (eliminate): Value-replace the call address in call statements.
15615 2009-04-04 Richard Guenther <rguenther@suse.de>
15617 PR tree-optimization/39636
15618 * tree-ssa-forwprop.c
15619 (forward_propagate_addr_into_variable_array_index): Check for
15620 GIMPLE_ASSIGN before accessing the rhs code.
15622 2009-04-03 Jason Merrill <jason@redhat.com>
15624 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15626 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15628 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15629 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15630 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15631 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15632 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15633 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15634 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15635 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15636 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15637 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15638 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15639 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15640 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15641 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15642 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15643 Use fr_reg_or_fp01_operand instead of fr_register_operand
15645 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15646 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15647 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15649 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15651 PR rtl-optimization/39607
15652 PR rtl-optimization/39631
15656 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15657 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15658 instead of DF_LR_OUT.
15659 * ira-lives.c (process_bb_node_lives): Ditto.
15660 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15661 instead of DF_LR_{OUT,IN}.
15662 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15663 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15665 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15667 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15668 (execute_lower_omp): Always run but take the short way out if -fopenmp
15670 (gate_lower_omp): Remove, forcing the pass manager to always run the
15671 pass and always set PROP_gimple_lomp.
15672 (pass_lower_omp): Remove gate function.
15673 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15674 PROP_trees. Instead, require it.
15675 * ipa-cp.c (pass_ipa_cp): Likewise.
15676 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15677 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15678 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15679 and PROP_gimple_leh.
15681 2009-04-03 Richard Guenther <rguenther@suse.de>
15683 PR middle-end/13146
15684 PR tree-optimization/23940
15685 PR tree-optimization/33237
15686 PR middle-end/33974
15687 PR middle-end/34093
15688 PR tree-optimization/36201
15689 PR tree-optimization/36230
15690 PR tree-optimization/38049
15691 PR tree-optimization/38207
15692 PR tree-optimization/38230
15693 PR tree-optimization/38301
15694 PR tree-optimization/38585
15695 PR middle-end/38895
15696 PR tree-optimization/38985
15697 PR tree-optimization/39299
15698 * tree-ssa-structalias.h: Remove.
15699 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15700 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15701 (struct vuse_element_d): Remove.
15702 (struct vuse_vec_d): Likewise.
15703 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15704 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15705 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15706 VUSE_ELEMENT_VAR): Likewise.
15707 (struct voptype_d): Likewise.
15708 (NUM_VOP_FREE_BUCKETS): Likewise.
15709 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15710 (struct stmt_operands_d): Remove.
15711 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15712 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15713 VDEF_NUM, VDEF_VECT): Likewise.
15714 (copy_virtual_operands): Remove.
15715 (operand_build_cmp): Likewise.
15716 (create_ssa_artificial_load_stmt): Likewise.
15717 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15718 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15719 vuse_index and mayuse_index members. Pack and move done and iter_type
15720 members to the front.
15721 (SSA_OP_VMAYUSE): Remove.
15722 (SSA_OP_VIRTUAL_USES): Adjust.
15723 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15724 (unlink_stmt_vdef): Declare.
15725 (add_to_addressable_set): Remove.
15726 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15727 (vrp_visit_stmt): Likewise.
15728 * doc/tree-ssa.texi (Alias analysis): Update.
15729 * doc/invoke.texi (max-aliased-vops): Remove docs.
15730 (avg-aliased-vops): Likewise.
15731 * tree-into-ssa.c (syms_to_rename): Remove.
15732 (need_to_update_vops_p): Likewise.
15733 (need_to_initialize_update_ssa_p): Rename to ...
15734 (update_ssa_initialized_fn): ... this. Track function we are
15736 (symbol_marked_for_renaming): Simplify.
15737 (add_new_name_mapping): Do not set need_to_update_vops_p.
15738 (dump_currdefs): Use SYMS_TO_RENAME.
15739 (rewrite_update_stmt): Always walk all uses/defs.
15740 (dump_update_ssa): Adjust.
15741 (init_update_ssa): Take function argument. Track what we are
15743 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15744 (create_new_def_for): Initialize for cfun, assert we are initialized
15746 (mark_sym_for_renaming): Simplify.
15747 (mark_set_for_renaming): Do not initialize update-ssa.
15748 (need_ssa_update_p): Simplify. Take function argument.
15749 (name_mappings_registered_p): Assert we ask for the correct function.
15750 (name_registered_for_update_p): Likewise.
15751 (ssa_names_to_replace): Likewise.
15752 (release_ssa_name_after_update_ssa): Likewise.
15753 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15754 (dump_decl_set): Do not print a newline.
15755 (debug_decl_set): Do it here.
15756 (dump_update_ssa): And here.
15757 * tree-ssa-loop-im.c (move_computations): Adjust.
15758 (movement_possibility): Likewise.
15759 (determine_max_movement): Likewise.
15760 (gather_mem_refs_stmt): Likewise.
15761 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15762 or NAME_MEMORY_TAG.
15763 * tree-complex.c (update_all_vops): Remove.
15764 (expand_complex_move): Adjust.
15765 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15766 Simplify test for memory referencing statement. Exclude
15767 non-invariant ADDR_EXPRs.
15768 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15769 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15770 (rdg_flag_uses): Likewise.
15771 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15773 (tree_optimize_tail_calls_1): Also split the
15774 edge from the entry block if we have degenerate PHI nodes in
15775 the first basic block.
15776 * tree.c (init_ttree): Remove memory-tag related code.
15777 (tree_code_size): Likewise.
15778 (tree_node_structure): Likewise.
15779 (build7_stat): Re-write to be build6_stat.
15780 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15781 (SSA_VAR_P): Adjust.
15782 (struct tree_memory_tag): Remove.
15783 (struct tree_memory_partition_tag): Likewise.
15784 (union tree_node): Adjust.
15785 (build7): Re-write to be build6.
15786 * tree-pass.h (pass_reset_cc_flags): Remove.
15787 (TODO_update_address_taken): New flag.
15788 (pass_simple_dse): Remove.
15789 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15790 * params.h (MAX_ALIASED_VOPS): Remove.
15791 (AVG_ALIASED_VOPS): Likewise.
15792 * omp-low.c (expand_omp_taskreg): Update SSA form.
15793 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15794 aliases the lhs in a copy stmt.
15795 * tree-ssa-dse.c (struct address_walk_data): Remove.
15796 (memory_ssa_name_same): Likewise.
15797 (memory_address_same): Likewise.
15798 (get_kill_of_stmt_lhs): Likewise.
15799 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15800 unused stores. Look through PHI nodes into post-dominated regions.
15801 (dse_optimize_stmt): Simplify. Properly remove stores.
15802 (tree_ssa_dse): Compute dominators.
15803 (execute_simple_dse): Remove.
15804 (pass_simple_dse): Likewise.
15805 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15806 gimple_loaded_syms and gimple_stored_syms computation.
15807 * toplev.c (dump_memory_report): Dump alias and pta stats.
15808 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15809 (vn_reference_eq): Likewise.
15810 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15811 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15812 valueize_vuses): Remove.
15813 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15814 (get_def_ref_stmt_vuse): ... this.
15815 (vn_reference_lookup_2): New function.
15816 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15817 walking equivalent vuses. Simplify.
15818 (vn_reference_lookup): Likewise.
15819 (vn_reference_insert): Likewise.
15820 (vn_reference_insert_pieces): Likewise.
15821 (visit_reference_op_call): Simplify.
15822 (visit_reference_op_load): Likewise.
15823 (visit_reference_op_store): Likewise.
15824 (init_scc_vn): Remove shared_lookup_vuses initialization.
15825 (free_scc_vn): Remove shared_lookup_vuses freeing.
15826 (sort_vuses, sort_vuses_heap): Remove.
15827 (get_ref_from_reference_ops): Export.
15828 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15829 vector with single vuse pointer.
15830 (vn_reference_lookup_pieces, vn_reference_lookup,
15831 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15832 (shared_vuses_from_stmt): Remove.
15833 (get_ref_from_reference_ops): Declare.
15834 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15835 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15836 memory-tag related code.
15837 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15838 (likely_value): Add comment, skip static-chain of call statements.
15839 (surely_varying_stmt_p): Adjust.
15840 (gimplify_and_update_call_from_tree): Likewise.
15841 (execute_fold_all_builtins): Do not rebuild alias info.
15842 (gimplify_and_update_call_from_tree): Properly update VOPs.
15843 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15844 (copy_ref_info): Remove memory-tag related code.
15845 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15846 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15847 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15849 * tree-ssa-dom.c (gimple_p): Remove typedef.
15850 (eliminate_redundant_computations): Adjust.
15851 (record_equivalences_from_stmt): Likewise.
15852 (avail_expr_hash): Likewise.
15853 (avail_expr_eq): Likewise.
15854 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15855 (stmt_makes_single_load): Likewise.
15856 (stmt_makes_single_store): Likewise.
15857 * tree-ssa-alias.c: Rewrite completely.
15858 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15859 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15860 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15861 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15862 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15863 Remove public functions.
15864 (pass_reset_cc_flags): Remove.
15865 (pass_build_alias): Move ...
15866 * tree-ssa-structalias.c (pass_build_alias): ... here.
15867 * tree-ssa-alias.c (may_be_aliased): Move ...
15868 * tree-flow-inline.h (may_be_aliased): ... here.
15869 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15870 count_uses_and_derefs): Move ...
15871 * gimple.c: ... here.
15872 * gimple.h (count_uses_and_derefs): Declare.
15873 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15874 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15875 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15876 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15877 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15878 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15879 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15881 * tree-dfa.c (refs_may_alias_p): Move ...
15882 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15883 * tree-ssa-alias.h: New file.
15884 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15885 (statement_sink_location): Likewise.
15886 * opts.c (decode_options): Do not adjust max-aliased-vops or
15887 avg-aliased-vops values.
15888 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15889 (TV_CALL_CLOBBER): Likewise.
15890 (TV_FLOW_SENSITIVE): Likewise.
15891 (TV_FLOW_INSENSITIVE): Likewise.
15892 (TV_MEMORY_PARTITIONING): Likewise.
15893 (TV_ALIAS_STMT_WALK): New timevar.
15894 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15895 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15896 (get_address_description): Remove memory-tag related code.
15897 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15898 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15899 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15900 and immediate uses in statements. Document.
15901 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15902 (dump_symbols): Remove.
15903 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15904 * alias.c (get_deref_alias_set): New function split out from ...
15905 (get_alias_set): ... here.
15906 * alias.h (get_deref_alias_set): Declare.
15907 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15908 type parameter. Remove restrict pointer handling. Create a
15909 ref-all pointer in case type-based alias sets do not conflict.
15910 (vect_analyze_data_refs): Remove SMT related code.
15911 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15912 (vectorizable_load): Likewise.
15913 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15914 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15915 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15916 Ignore vops and SMTs.
15917 (dr_analyze_alias): Likewise..
15918 (free_data_ref): Likewise.
15919 (create_data_ref): Likewise.
15920 (analyze_all_data_dependences): Likewise.
15921 (get_references_in_stmt): Adjust.
15922 * tree-flow-inline.h (gimple_aliases_computed_p,
15923 gimple_addressable_vars, gimple_call_clobbered_vars,
15924 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15925 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15926 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15927 gimple_mem_ref_stats): Remove.
15928 (gimple_vop): New function.
15929 (op_iter_next_use): Remove vuses and mayuses cases.
15930 (op_iter_next_def): Remove vdefs case.
15931 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15932 (clear_and_done_ssa_iter): Do not set removed fields.
15933 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15934 Assert we are not iterating over vuses or vdefs if not also
15935 iterating over uses or defs.
15936 (op_iter_init_use): Likewise.
15937 (op_iter_init_def): Likewise.
15938 (op_iter_next_vdef): Remove.
15939 (op_iter_next_mustdef): Likewise.
15940 (op_iter_init_vdef): Likewise.
15941 (compare_ssa_operands_equal): Likewise.
15942 (link_use_stmts_after): Handle vuse operand.
15943 (is_call_used): Use is_call_clobbered.
15944 (is_call_clobbered): Global variables are always call clobbered,
15945 query the call-clobbers bitmap.
15946 (mark_call_clobbered): Ignore global variables.
15947 (clear_call_clobbered): Likewise.
15948 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15949 virtual operands sanity check.
15950 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15952 (TARGET_MEM_REF): Remove TMR_TAG operand.
15953 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15954 Remove call-clobber related code.
15955 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15956 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15957 partitions or escape reason.
15958 (get_single_def_stmt, get_single_def_stmt_from_phi,
15959 get_single_def_stmt_with_phi): Remove.
15960 (dump_referenced_vars): Tidy.
15961 (get_ref_base_and_extent): Allow bare decls.
15962 (collect_dfa_stats): Adjust.
15963 * graphite.c (rename_variables_in_stmt): Adjust.
15964 (graphite_copy_stmts_from_block): Likewise.
15965 (translate_clast): Likewise.
15966 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15968 (translate_vuse_through_block): Use the oracle.
15969 (phi_translate_1): Adjust.
15970 (value_dies_in_block_x): Use the oracle. Cache the outcome
15972 (valid_in_sets): Check if the VUSE for
15973 a REFERENCE is available.
15974 (eliminate): Do not remove stmts during elimination,
15975 instead queue and remove them afterwards.
15976 (do_pre): Do not rebuild alias info.
15977 (pass_pre): Run TODO_rebuild_alias before PRE.
15978 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15979 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15980 (mark_all_v_defs_stmt): Remove.
15981 (mark_all_v_defs_seq): Adjust.
15982 (sra_replace): Likewise.
15983 (scalarize_use): Likewise.
15984 (scalarize_copy): Likewise.
15985 (scalarize_init): Likewise.
15986 (scalarize_ldst): Likewise.
15987 (todoflags): Remove.
15988 (tree_sra): Do not rebuild alias info.
15989 (tree_sra_early): Adjust.
15990 (pass_sra): Run TODO_update_address_taken before SRA.
15991 * tree-predcom.c (set_alias_info): Remove.
15992 (prepare_initializers_chain): Do not call it.
15993 (mark_virtual_ops_for_renaming): Adjust.
15994 (mark_virtual_ops_for_renaming_list): Remove.
15995 (initialize_root_vars): Adjust.
15996 (initialize_root_vars_lm): Likewise.
15997 (prepare_initializers_chain): Likewise.
15998 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15999 (may_propagate_copy_into_stmt): Likewise.
16000 (merge_alias_info): Do nothing for now.
16001 (propagate_tree_value_into_stmt): Adjust.
16002 (stmt_may_generate_copy): Likewise.
16003 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16004 not mark symbols for renaming.
16005 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16006 with the same statement, make sure to update the new pointed-to one.
16007 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16008 call statements, do not mark symbols for renaming.
16009 (mark_operand_necessary): Dump something.
16010 (ref_may_be_aliased): New function.
16011 (mark_aliased_reaching_defs_necessary_1): New helper function.
16012 (mark_aliased_reaching_defs_necessary): Likewise.
16013 (mark_all_reaching_defs_necessary_1): Likewise.
16014 (mark_all_reaching_defs_necessary): Likewise.
16015 (propagate_necessity): Do not process virtual PHIs. For
16016 non-aliased loads mark all reaching definitions as necessary.
16017 For aliased loads and stores mark the immediate dominating
16018 aliased clobbers as necessary.
16019 (visited): New global static.
16020 (perform_tree_ssa_dce): Free visited bitmap after propagating
16022 (remove_dead_phis): Perform simple dead virtual PHI removal.
16023 (remove_dead_stmt): Properly unlink virtual operands when
16025 (eliminate_unnecessary_stmts): Schedule PHI removal after
16027 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16028 (process_replaceable): Likewise.
16029 (find_replaceable_in_bb): Likewise.
16030 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16031 based on the single gimple vop.
16032 (verify_flow_insensitive_alias_info): Remove.
16033 (verify_flow_sensitive_alias_info): Likewise.
16034 (verify_call_clobbering): Likewise.
16035 (verify_memory_partitions): Likewise.
16036 (verify_alias_info): Likewise.
16037 (verify_ssa): Adjust..
16038 (execute_update_addresses_taken): Export. Update SSA
16039 manually. Optimize only when optimizing. Use a local bitmap.
16040 (pass_update_address_taken): Remove TODO_update_ssa, add
16042 (pass_update_address_taken): Just use TODO_update_address_taken.
16043 (init_tree_ssa): Do not initialize addressable_vars.
16044 (verify_ssa): Verify new VUSE / VDEF properties.
16045 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16046 Do not call verify_alias_info.
16047 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16048 Do not free the loaded and stored syms bitmaps. Reset the escaped
16049 and callused solutions. Do not free addressable_vars.
16050 Remove memory-tag related code.
16051 (warn_uninitialized_var): Aliases are always available.
16052 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16053 * lambda-code.c (can_put_in_inner_loop): Adjust.
16054 (can_put_after_inner_loop): Likewise.
16055 (perfect_nestify): Likewise.
16056 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16057 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16058 (vectorizable_conversion): Do not mark symbols for renaming.
16059 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16060 (expand_call_inline): Unlink the calls virtual operands before
16062 (tree_function_versioning): Do not call update_ssa if we are not
16063 updating clones. Simplify.
16064 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16065 (propagate_with_phi): Likewise..
16066 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16067 clobber code. Assert we are not aliased or global.
16068 * tree-flow.h: Include tree-ssa-alias.h
16069 (enum escape_type): Remove.
16070 (struct mem_sym_stats_d): Likewise.
16071 (struct mem_ref_stats_d): Likewise.
16072 (struct gimple_df): Add vop member. Remove global_var,
16073 call_clobbered_vars, call_used_vars, addressable_vars,
16074 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16075 escaped and callused members.
16076 (struct ptr_info_def): Remove all members, add points-to solution
16078 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16079 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16080 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16081 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16082 (tree-ssa-alias.o): Likewise.
16083 (toplev.o): Add tree-ssa-alias.h
16084 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16085 * gimple.c (gimple_set_bb): Fix off-by-one error.
16086 (is_gimple_reg): Do not handle memory tags.
16087 (gimple_copy): Also copy virtual operands.
16088 Delay updating the statement. Do not reset loaded and stored syms.
16089 (gimple_set_stored_syms): Remove.
16090 (gimple_set_loaded_syms): Likewise.
16091 (gimple_call_copy_skip_args): Copy the virtual operands
16092 and mark the new statement modified.
16093 * tree-ssa-structalias.c (may_alias_p): Remove.
16094 (set_uids_in_ptset): Take the alias set to prune with as
16095 parameter. Fold in the alias test of may_alias_p.
16096 (compute_points_to_sets): Compute whether a ptr is dereferenced
16097 in a local sbitmap.
16098 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16099 other ADDRESSOF constraints on the lhs.
16100 (get_constraint_for_component_ref): Assert that we don't get
16101 ADDRESSOF constraints from the base of the reference.
16102 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16103 (struct variable_info): Remove collapsed_to member.
16104 (get_varinfo_fc): Remove.
16105 (new_var_info): Do not set collapsed_to.
16106 (dump_constraint): Do not follow cycles.
16107 (dump_constraint_graph): Likewise.
16108 (build_pred_graph): Likewise.
16109 (build_succ_graph): Likewise.
16110 (rewrite_constraints): Likewise.
16111 (do_simple_structure_copy): Remove.
16112 (do_rhs_deref_structure_copy): Remove.
16113 (do_lhs_deref_structure_copy): Remove.
16114 (collapse_rest_of_var): Remove.
16115 (do_structure_copy): Re-implement.
16116 (pta_stats): New global variable.
16117 (dump_pta_stats): New function.
16118 (struct constraint_expr): Make offset signed.
16119 (UNKNOWN_OFFSET): Define special value.
16120 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16121 (solution_set_expand): New helper function split out from ...
16122 (do_sd_constraint): ... here.
16123 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16124 (do_ds_constraint): Likewise.
16125 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16126 and CALLUSED = *CALLUSED.
16127 (set_union_with_increment): Make inc argument signed.
16128 (type_safe): Remove.
16129 (get_constraint_for_ptr_offset): Handle unknown and negative
16131 (first_vi_for_offset): Handle offsets before start. Bail
16132 out early for offsets beyond the variable extent.
16133 (first_or_preceding_vi_for_offset): New function.
16134 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16135 Together with ESCAPED = *ESCAPED this properly computes reachability.
16136 (find_what_var_points_to): New function.
16137 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16138 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16139 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16140 pt_solutions_intersect): New functions.
16141 (compute_call_used_vars): Remove.
16142 (compute_may_aliases): New main entry into PTA computation.
16143 * gimple.h (gimple_p): New typedef.
16144 (struct gimple_statement_base): Remove references_memory_p.
16145 (struct gimple_statement_with_memory_ops_base): Remove
16146 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16148 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16149 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16150 gimple_set_references_memory): Remove.
16151 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16152 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16154 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16155 (verify_expr): Allow RESULT_DECL.
16156 (gimple_duplicate_bb): Do not copy virtual operands.
16157 (gimple_duplicate_sese_region): Adjust.
16158 (gimple_duplicate_sese_tail): Likewise.
16159 (mark_virtual_ops_in_region): Remove.
16160 (move_sese_region_to_fn): Do not call it.
16161 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16162 and pass_simple_dse.
16163 (execute_function_todo): Handle TODO_update_address_taken,
16164 call execute_update_addresses_taken for TODO_rebuild_alias.
16165 (execute_todo): Adjust.
16166 (execute_one_pass): Init dump files early.
16167 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16169 (create_general_new_stmt): Clear vops.
16170 * tree-ssa-reassoc.c (get_rank): Adjust.
16171 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16172 symbols for renaming.
16173 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16174 (PARAM_AVG_ALIASED_VOPS): Likewise.
16175 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16176 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16177 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16178 (operand_build_cmp, copy_virtual_operands,
16179 create_ssa_artificial_load_stmt, add_to_addressable_set,
16180 gimple_add_to_addresses_taken): Remove public functions.
16181 (unlink_stmt_vdef): New function.
16183 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16185 * config.gcc (powerpc-*-linux*): Merge variants.
16187 2009-04-02 Chao-ying Fu <fu@mips.com>
16188 James Grosbach <james.grosbach@microchip.com>
16190 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16191 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16193 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16194 keep_interrupts_masked_p, use_debug_exception_return_p.
16195 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16196 keep_interrupts_masked, use_debug_exception_return.
16197 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16198 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16200 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16201 (mips_print_operand): Process COP0 registers to print $0 .. $31
16202 correctly for GAS to process.
16203 (mips_interrupt_extra_call_saved_reg_p): New function.
16204 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16206 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16207 (mips_compute_frame_info): Add supports for interrupt context that
16208 includes doubleword accumulators and COP0 registers.
16209 (mips_for_each_saved_acc): New function.
16210 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16211 mips_for_each_saved_reg.
16212 (mips_save_reg): Save accumulators.
16213 (mips_kernel_reg_p): A new for_each_rtx callback.
16214 (mips_expand_prologue): Support interrupt handlers.
16215 (mips_restore_reg): Restore accumulators.
16216 (mips_expand_epilogue): Support interrupt handlers.
16217 (mips_can_use_return_insn): Return false for interrupt handlers.
16218 (mips_epilogue_uses): New function.
16219 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16220 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16221 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16222 cop0_move): New instructions.
16223 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16224 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16226 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16228 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16229 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16230 interrupt handlers, we use K0 as the temporary register.
16231 (EPILOGUE_USES): Change to a function call.
16232 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16233 handlers, we use K0 as the temporary register.
16235 * doc/extend.texi (Function Attributes): Document interrupt,
16236 use_shadow_register_set, keep_interrupts_masked,
16237 use_debug_exception_return for MIPS attributes.
16239 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16241 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16242 Remove a number of t-files from tmake_file.
16243 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16244 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16245 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16246 target_prototype, not TARGET_PROTOTYPE.
16247 (LINK_OS_GNU_SPEC): Define.
16248 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16249 and darwin-ldoubdle.c.
16251 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16254 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16255 (cpp_options): Ditto.
16256 (default_compilers): Ditto.
16257 (display_help): Ditto.
16258 (process_command): Ditto.
16259 (do_spec_1): Ditto.
16260 (set_input): Use lbasename instead of duplicate code.
16261 (save_temps_prefix): New static for -save-temps=obj.
16262 (save_temps_length): Ditto.
16264 * doc/invoke.texi (-save-temps=obj): Document new variant to
16265 -save-temps switch.
16267 2009-04-02 Jeff Law <law@redhat.com>
16269 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16272 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16274 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16275 * configure: Regenerated.
16277 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16279 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16280 share the argument list.
16282 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16286 2009-02-12 Diego Novillo <dnovillo@google.com>
16288 * varpool.c (debug_varpool): New.
16289 * cgraph.h (debug_varpool): Declare.
16291 2009-04-02 Jan Hubicka <jh@suse.cz>
16293 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16296 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16298 * config/i386/i386.c (ix86_abi): Move initialization to ...
16299 (override_options): Here.
16301 2009-04-02 Christian Bruel <christian.bruel@st.com>
16303 * config/sh/sh.c (sh_dwarf_register_span): New function.
16304 (TARGET_DWARF_REGISTER_SPAN): Define.
16305 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16307 2009-04-02 Ira Rosen <irar@il.ibm.com>
16309 PR tree-optimization/39595
16310 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16311 interleaved loads group is not greater than the SLP group size.
16313 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16315 * builtins.c (is_builtin_name): New.
16316 (called_as_built_in): Use is_builtin_name.
16317 * tree.h (is_builtin_name): New.
16318 * varasm.c (incorporeal_function_p): Use is_builtin_name
16320 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16322 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16324 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16327 * c-decl.c (clone_underlying_type): Move this ...
16328 * c-common.c (set_underlying_type): ... here.
16329 Also, make sure the function properly sets TYPE_STUB_DECL() on
16330 the newly created typedef variant type.
16331 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16332 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16335 2009-04-02 Richard Guenther <rguenther@suse.de>
16337 PR tree-optimization/37221
16338 * tree-flow.h (degenerate_phi_result): Declare.
16339 * tree-ssa-dom.c (degenerate_phi_result): Export.
16340 * tree-scalar-evolution.c (analyze_initial_condition): If
16341 the initial condition is defined by a degenerate PHI node
16342 use the degenerate value.
16344 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16346 PR rtl-optimization/39588
16347 * combine.c (merge_outer_ops): Do not set the constant when this
16349 (simplify_shift_const_1): Do not modify it either in this case.
16351 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16353 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16354 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16356 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16359 * c-lex.c (interpret_float): Default (no suffix) is double.
16361 2009-04-1 Xinliang David Li <davidxl@google.com>
16363 * config/i386/i386.c (legitimate_constant_p): Recognize
16364 all one vector constant.
16366 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16368 * config/vax/vax.c: Add #includes to silence warnings.
16369 Change #include order to silence two warnings.
16371 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16373 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16374 (ASM_SPEC): Pass -k to the assembler for PIC code.
16376 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16378 * config.gcc: Add vax-*-linux* to the switch.
16379 * config/vax/linux.h: New file. (TARGET_VERSION,
16380 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16382 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16384 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16385 Use predicate macros instead of GET_CODE() == foo.
16386 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16387 ashlsi3, rotrsi3, <unnamed>): Likewise.
16389 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16391 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16392 jbbccihi, jbbccisi): Remova trailing whitespace.
16393 * config/vax/constraints.md: Likewise.
16394 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16395 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16396 * config/vax/predicates.md: Likewise.
16397 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16398 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16399 * config/vax/vax.h: Likewise.
16400 * config/vax/vax.md (nonlocal_goto): Likewise.
16402 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16404 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16405 (indirectable_address_p, adjacent_operands_p): Add spaces around
16407 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16409 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16411 * config/vax/vax.c (legitimate_constant_address_p,
16412 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16413 index_term_p, reg_plus_index_p, legitimate_address_p,
16414 vax_mode_dependent_address_p): Update comments to match functions
16415 modified by the recent int->bool conversion.
16417 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16419 * config/vax/builtins.md: Update copyright message.
16420 * config/vax/constraints.md: Likewise.
16421 * config/vax/netbsd-elf.h: Likewise.
16422 * config/vax/predicates.md: Likewise.
16423 * config/vax/vax-protos.h: Likewise.
16424 * config/vax/vax.c: Likewise.
16425 * config/vax/vax.h: Likewise.
16426 * config/vax/vax.md: Likewise.
16427 * config/vax/vax.opt: Likewise.
16429 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16431 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16432 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16433 * config/vax/constraints.md (B, R): Likewise.
16434 * config/vax/predicates.md (external_memory_operand,
16435 nonimmediate_addsub_di_operand): Likewise.
16436 * config/vax/vax.c (vax_output_int_add): Likewise.
16437 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16438 untyped_call): Likewise.
16440 2009-04-01 Matt Thomas <matt@3am-software.com>
16442 * config/vax/predicates.md: New file.
16443 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16444 external_const_operand, nonsymbolic_operand, external_memory_operand,
16445 indirect_memory_operand, indexed_memory_operand,
16446 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16447 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16449 * config/vax/constraints.md: New file.
16450 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16452 * config/vax/builtins.md: New file.
16453 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16454 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16456 * config/vax/vax.opt (mqmath): Add option.
16457 * config/vax/vax.md (isfx): Extend with DI.
16458 (VAXintQH, VAXintQHSD): Define.
16459 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16460 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16461 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16462 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16463 (movdi): Update constraints and use vax_output_int_move().
16464 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16465 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16466 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16467 nonlocal_goto): New.
16468 (mov<mode>): Extend accepted operand types.
16469 (subdi3_old): Rename from subdi3, change update constraints and use
16470 a new implementation.
16471 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16472 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16473 MOVE_RATIO, CLEAR_RATIO): Define.
16474 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16475 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16476 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16477 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16478 (split_quadword_operands): Make static and really allow variable
16480 (print_operand_address): Update for PIC generation.
16481 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16482 indexable_address_p, fixup_mathdi_operand,
16483 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16484 (vax_float_literal, legitimate_constant_p,
16485 indirectable_constant_address_p, index_term_p,
16486 reg_plus_index_p): Return bool instead of int.
16487 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16489 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16491 (vax_output_conditional_branch): Indent.
16492 (legitimate_constant_address_p, indirectable_constant_address_p,
16493 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16494 vax_mode_dependent_address_p): Return bool instead of int, update for
16496 * config/vax/vax-protos.h (legitimate_constant_address_p,
16497 legitimate_constant_p, legitimate_address_p,
16498 vax_mode_dependent_address_p): Change declaration to bool.
16499 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16500 vax_expand_addsub_di_operands, vax_output_int_subtract,
16501 vax_output_movmemsi): Declare.
16502 (split_quadword_operands, vax_float_literal): Delete declaration.
16503 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16504 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16505 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16506 ASM_OUTPUT_DWARF_PCREL): Define.
16507 (ASM_SPEC): Change definition to allow PIC generation.
16509 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16511 * doc/sourcebuild.texi: Update front-end requirements.
16513 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16516 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16517 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16518 (booldi3_internal3): Use boolean_or_operator instead of
16521 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16524 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16525 declarator whose size is not an integer constant expression but
16526 folds to an integer constant, then treat it as a constant
16529 2009-04-01 Richard Guenther <rguenther@suse.de>
16531 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16532 i * 4 + 2 to (i * 2 + 1) * 2.
16534 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16537 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16538 return if c_parser_asm_string_literal returned NULL.
16540 2009-04-01 Nick Clifton <nickc@redhat.com>
16542 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16544 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16545 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16546 other typedefs to avoid conflicts with libgcc2.c. Define labels
16547 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16549 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16550 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16553 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16555 * varasm.c (default_function_rodata_section): Declare DOT as
16558 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16559 Andrey Galkin <agalkin@hypercom.com>
16562 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16563 Make object_name unique for each process.
16565 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16568 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16569 addressable variables in the parallel that could go out of scope while
16570 running queued tasks.
16572 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16574 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16575 (CASE_VALUES_THRESHOLD): Redefine.
16576 * config/avr/avr.c (avr_override_options): Remove initialization of
16577 avr_case_values_threshold variable.
16578 (avr_case_values_threshold): Remove variable. Add new function.
16579 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16580 * config/avr/avr.opt (mno-tablejump): Remove option.
16581 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16583 2009-04-01 DJ Delorie <dj@redhat.com>
16585 * varasm.c (default_function_rodata_section): Don't assume
16586 anything about where the first '.' in the section name is.
16588 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16590 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16591 rs6000_emit_stack_tie.
16593 2009-03-31 Ian Lance Taylor <iant@google.com>
16595 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16596 gimple_code with GIMPLE_RESX, not RESX.
16598 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16600 * c-common.c (c_get_ident): New.
16601 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16603 2009-04-01 Ben Elliston <bje@au.ibm.com>
16605 * config/rs6000/sysv4.opt (msdata): Improve option description.
16607 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16609 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16610 (divdf3_internal_lat): Remove.
16611 (divxf3_internal_lat): Remove.
16612 (divxf3_internal_thr): Remove.
16613 (divxf): Use divxf3_internal.
16614 * config/ia64/div.md (divsf3_internal_lat): New.
16615 (divdf3_internal_lat): New.
16616 (divxf3_internal): New.
16618 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16621 * Makefile.in (USE_GCC_STDINT): Define.
16622 (stmp-int-hdrs): Install stdint.h if applicable.
16623 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16625 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16626 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16627 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16628 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16629 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16630 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16631 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16632 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16633 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16634 (c_common_nodes_and_builtins): Initialize
16635 underlying_wchar_type_node. Do not initialize
16636 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16637 nodes for new types.
16638 (c_stddef_cpp_builtins): Define macros for new types.
16639 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16641 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16642 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16643 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16644 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16645 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16646 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16647 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16648 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16649 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16650 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16651 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16652 int16_type_node, int32_type_node, int64_type_node,
16653 uint8_type_node, uint16_type_node, c_uint32_type_node,
16654 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16655 int_least32_type_node, int_least64_type_node,
16656 uint_least8_type_node, uint_least16_type_node,
16657 uint_least32_type_node, uint_least64_type_node,
16658 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16659 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16660 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16661 uintptr_type_node): Define.
16662 * c-cppbuiltin.c (builtin_define_constants,
16663 builtin_define_type_minmax): New.
16664 (builtin_define_stdint_macros): Define more macros.
16665 (c_cpp_builtins): Define more limit macros.
16666 (type_suffix): New.
16667 (builtin_define_type_max): Define in terms of
16668 builtin_define_type_minmax. Remove is_long parameter. All
16670 * config.gcc (use_gcc_stdint): Define.
16671 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16672 Add newlib-stdint.h for generic targets.
16673 * config/glibc-stdint.h, config/newlib-stdint.h,
16674 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16675 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16676 * config/score/score.h (UINTPTR_TYPE): Define.
16677 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16678 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16679 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16680 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16681 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16682 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16683 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16684 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16685 * config/spu/spu.h (STDINT_LONG32): Define.
16686 * configure.ac (use_gcc_stdint): Substitute.
16687 * configure: Regenerate.
16688 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16689 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16690 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16691 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16692 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16693 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16694 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16695 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16696 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16697 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16698 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16699 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16700 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16701 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16702 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16703 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16704 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16705 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16706 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16707 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16708 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16709 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16710 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16711 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16712 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16713 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16714 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16715 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16716 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16718 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16720 * loop-iv.c (suitable_set_for_replacement): Renamed from
16721 simplify_using_assignment; changed to return bool and to accept new
16722 args DEST and SRC. Return true iff we find a source/destination pair
16723 that can be used to make a replacement, and fill SRC and DEST if so.
16724 Remove arg ALTERED. Don't deal with altered regs here. All callers
16726 (simplify_using_initial_values): Deal with altered regs here and track
16727 more precisely the effect they have on the validity of our expression.
16729 * loop-iv.c (simplify_using_condition): A condition of the form
16730 (EQ REG CONST) can be used to simply make a substitution.
16731 (simplify_using_initial_values): Keep track of conditions we have seen
16732 and keep using them to simplify new expressions, while applying the
16733 same substitutions to them as to the expression.
16735 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16736 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16739 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16740 changed. Use this when trying to improve the upper bound.
16741 Generate the comparison by using simplify_gen_relational.
16743 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16745 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16747 (simplify_using_assignment, simplify_using_initial_values): Call
16748 replace_in_expr to make replacements. Call replace_single_def_regs
16749 once on the initial version of the expression.
16751 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16754 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16756 2009-03-31 Richard Guenther <rguenther@suse.de>
16758 PR middle-end/31029
16759 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16760 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16762 2009-03-31 Richard Guenther <rguenther@suse.de>
16764 * tree.h (div_if_zero_remainder): Declare.
16765 * fold-const.c (div_if_zero_remainder): Export.
16766 * tree-ssa-forwprop.c
16767 (forward_propagate_addr_into_variable_array_index): Handle
16768 constant array index addition outside of the variable index.
16770 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16773 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16774 define_splits, floatunssi<mode>2): Require x87 conversions from
16775 DImode to be permitted.
16777 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16779 PR preprocessor/15638
16780 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16782 2009-03-31 Richard Guenther <rguenther@suse.de>
16784 PR middle-end/23401
16785 PR middle-end/27810
16786 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16787 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16788 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16789 a separate statement.
16790 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16791 (lookup_tmp_var): Likewise.
16792 (is_gimple_formal_tmp_or_call_rhs): Remove.
16793 (is_gimple_reg_or_call_rhs): Rename to ...
16794 (is_gimple_reg_rhs_or_call): ... this.
16795 (is_gimple_mem_or_call_rhs): Rename to ...
16796 (is_gimple_mem_rhs_or_call): ... this.
16797 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16798 DECL_GIMPLE_REG_P only if is_formal is true.
16799 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16800 for non-proper post-modify expression gimplification.
16801 (gimplify_self_mod_expr): For post-modify expressions gimplify
16802 the lvalue to a minimal lvalue.
16803 (rhs_predicate_for): Remove formal temp case.
16804 (gimplify_modify_expr_rhs): Likewise.
16805 (gimplify_addr_expr): Use is_gimple_reg.
16806 (gimplify_expr): Remove formal temp cases.
16807 (gimple_regimplify_operands): Likewise.
16808 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16809 and FILTER_EXPR like constants.
16810 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16812 (is_gimple_formal_tmp_rhs): Remove.
16813 (is_gimple_reg_rhs): Remove special casing.
16814 (is_gimple_mem_rhs): Fix.
16815 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16816 (is_gimple_formal_tmp_var): Remove.
16817 (is_gimple_formal_tmp_reg): Likewise.
16818 (is_gimple_min_lval): Allow invariant component ref parts.
16819 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16820 is_gimple_formal_tmp_reg): Remove declarations.
16821 * tree-cfg.c (verify_expr): Verify that variables with address
16822 taken do not have DECL_GIMPLE_REG_P set.
16823 * tree-mudflap.c (mf_build_check_statement_for): Use
16824 force_gimple_operand instead of gimplify_expr.
16826 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16828 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16829 schedulable rows to compute_split_row.
16831 2009-03-31 Ben Elliston <bje@au.ibm.com>
16834 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16837 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16839 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16840 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16841 * configure: Regenerate.
16842 * config.in: Regenerate.
16843 * config/rs6000/rs6000.opt (mtls-markers): Add.
16844 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16845 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16846 (tls_ld_aix, tls_ld_sysv): Likewise.
16847 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16848 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16850 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16852 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16854 2009-03-30 Jan Hubicka <jh@suse.cz>
16856 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16858 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16859 detection and label handling.
16861 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16863 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16864 left_conflicts_size.
16865 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16866 ALLOCNO_LEFT_CONFLICTS_SIZE.
16868 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16869 remove_allocno_from_bucket_and_push,
16870 allocno_spill_priority_compare, push_allocnos_to_stack,
16871 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16872 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16873 (setup_allocno_left_conflicts_num): Ditto. Rename to
16874 setup_allocno_left_conflicts_size.
16875 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16876 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16877 setup_allocno_left_conflicts_size instead of
16878 setup_allocno_left_conflicts_num.
16880 * ira-build.c (ira_create_allocno): Use
16881 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16882 ALLOCNO_LEFT_CONFLICTS_NUM.
16884 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16886 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16887 instead of DF_LR_OUT.
16889 * ira-lives.c (process_bb_node_lives): Ditto.
16891 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16892 instead of DF_LR_{OUT,IN}.
16894 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16896 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16898 2009-03-30 Jan Hubicka <jh@suse.cz>
16900 * except.c (label_to_region_map): Fix thinko.
16902 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16904 PR middle-end/38237
16905 * tree.h (tree_find_value): New declaration.
16906 * tree.c (tree_find_value): New function.
16907 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16909 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16912 * c-decl.c (struct c_binding): Add locus field.
16913 (bind): Add locus argument, set locus field from it.
16914 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16915 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16916 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16917 implicitly_declare, undeclared_variable, lookup_label,
16918 declare_label, c_make_fname_decl, c_builtin_function,
16919 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16922 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16925 * config/i386/i386.c (classify_argument): Check total size of
16928 2009-03-30 Martin Jambor <mjambor@suse.cz>
16930 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16931 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16932 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16935 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16936 seen_variable_array_ref while also traversing a union.
16938 * tree-inline.c (optimize_inline_calls): Do not call
16939 cgraph_node_remove_callees.
16940 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16941 (pass_remove_cgraph_callee_edges): New variable.
16942 * passes.c (init_optimization_passes): Add
16943 pass_remove_cgraph_callee_edges after early inlining and before all
16944 late intraprocedural passes.
16946 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16948 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16950 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16951 Fix typos in names.
16953 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16955 * combine.c (simplify_comparison): Use have_insn_for.
16956 * dojump.c (do_jump): Likewise.
16958 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16960 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16961 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16962 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16963 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16964 instead of sparc_compare_emitted.
16965 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16966 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16967 instead of sparc_compare_emitted.
16969 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16971 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16972 enter/exit cfglayout mode.
16973 (pass_partition_block): Require it.
16974 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16975 (combine_instructions): Track basic blocks instead of labels.
16976 (update_cfg_for_uncondjump): New.
16977 (try_combine): Use it. Update jumps after rescanning.
16978 (pass_combine): Require PROP_cfglayout.
16979 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16981 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16983 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16984 Provide/destroy PROP_cfglayout respectively.
16985 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16986 * tree-pass.h (PROP_cfglayout): New.
16988 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16990 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16991 fold_convert_const_fixed_from_fixed,
16992 fold_convert_const_fixed_from_int,
16993 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16994 set TREE_CONSTANT_OVERFLOW.
16995 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16996 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16998 2009-03-30 Ira Rosen <irar@il.ibm.com>
17000 * tree-vect-loop-manip.c: New file.
17001 * tree-vectorizer.c: Update documentation and included files.
17002 (vect_loop_location): Make extern.
17003 (rename_use_op): Move to tree-vect-loop-manip.c
17004 (rename_variables_in_bb, rename_variables_in_loop,
17005 slpeel_update_phis_for_duplicate_loop,
17006 slpeel_update_phi_nodes_for_guard1,
17007 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17008 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17009 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17010 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17011 find_loop_location): Likewise.
17012 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17013 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17014 get_vectype_for_scalar_type, vect_is_simple_use,
17015 supportable_widening_operation, supportable_narrowing_operation):
17017 (bb_in_loop_p): Move to tree-vect-loop.c.
17018 (new_loop_vec_info, destroy_loop_vec_info,
17019 reduction_code_for_scalar_code, report_vect_op,
17020 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17021 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17022 (vect_supportable_dr_alignment): Likewise.
17023 * tree-vectorizer.h (tree-data-ref.h): Include.
17024 (vect_loop_location): Declare.
17025 Reorganize function declarations according to the new file structure.
17026 * tree-vect-loop.c: New file.
17027 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17028 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17029 * tree-vect-data-refs.c: New file.
17030 * tree-vect-patterns.c (timevar.h): Don't include.
17031 * tree-vect-stmts.c: New file.
17032 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17033 tree-vect-slp.c, tree-vect-loop.c.
17034 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17035 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17036 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17037 (tree-vect-analyze.o): Remove.
17038 (tree-vect-transform.o): Likewise.
17039 (tree-vect-data-refs.o): Add rule.
17040 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17041 tree-vect-slp.o): Likewise.
17042 (tree-vect-patterns.o): Remove redundant dependencies.
17043 (tree-vectorizer.o): Likewise.
17044 * tree-vect-slp.c: New file.
17046 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17048 * optc-gen.awk: Warn if an option flag has multiple different
17051 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17053 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17054 -floop-block): Document dependences on PPL, CLooG and Graphite.
17056 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17058 PR rtl-optimization/323
17059 * c-common.c (c_fully_fold, convert_and_check,
17060 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17061 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17062 * c-common.def (EXCESS_PRECISION_EXPR): New.
17063 * c-cppbuiltin.c (builtin_define_float_constants): Define
17064 constants with enough digits for long double.
17065 * c-lex.c (interpret_float): Interpret constant with excess
17066 precision where appropriate.
17067 * c-opts.c (c_common_post_options): Set
17068 flag_excess_precision_cmdline. Give an error for
17069 -fexcess-precision=standard for C++ for processors where the
17070 option is significant.
17071 * c-parser.c (c_parser_conditional_expression): Handle excess
17072 precision in condition.
17073 * c-typeck.c (convert_arguments): Handle arguments with excess
17075 (build_unary_op): Move excess precision outside operation.
17076 (build_conditional_expr): Likewise.
17077 (build_compound_expr): Likewise.
17078 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17079 (build_modify_expr): Handle excess precision in RHS.
17080 (convert_for_assignment): Handle excess precision in converted
17082 (digest_init, output_init_element, process_init_element): Handle
17083 excess precision in initializer.
17084 (c_finish_return): Handle excess precision in return value.
17085 (build_binary_op): Handle excess precision in operands and add
17086 excess precision as needed for operation.
17087 * common.opt (-fexcess-precision=): New option.
17088 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17089 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17090 For standard excess precision, output explicit conversion to and
17091 truncation from XFmode.
17092 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17093 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17094 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17095 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17096 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17097 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17098 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17099 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17100 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17101 define_splits, sqrt<mode>2): Disable where appropriate for
17102 standard excess precision.
17103 * convert.c (convert_to_real): Do not shorten arithmetic to type
17104 for which excess precision would be used.
17105 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17106 * doc/invoke.texi (-fexcess-precision=): Document option.
17107 (-mfpmath=): Correct index entry.
17108 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17109 flag_excess_precision): New.
17110 * langhooks.c (lhd_post_options): Set
17111 flag_excess_precision_cmdline.
17112 * opts.c (common_handle_option): Handle -fexcess-precision=.
17113 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17114 init_excess_precision): New.
17115 (lang_dependent_init_target): Call init_excess_precision.
17116 * tree.c (excess_precision_type): New.
17117 * tree.h (excess_precision_type): Declare.
17119 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17122 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17123 non-lvalue to component.
17125 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17127 PR preprocessor/34695
17128 * Makefile.in (c-opts.o): Depend on c-tree.h.
17129 * c-common.c: Move down include of diagnostic.h.
17130 (done_lexing, c_cpp_error): New.
17131 * c-common.h (done_lexing): Declare.
17132 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17134 * c-opts.c: Include c-tree.h.
17135 (c_common_init_options): Set preprocessor error callback.
17136 (c_common_handle_option): Do not set preprocessor
17137 inhibit_warnings, warnings_are_errors, warn_system_headers,
17138 pedantic_errors or inhibit_warnings flags.
17139 (c_common_post_options): Do not check cpp_errors (parse_in).
17140 (c_common_finish): Do not output dependencies if there were
17141 errors. Do not check return value of cpp_finish.
17142 * c-ppoutput.c (pp_file_change): Set input_location.
17143 * c-tree.h (c_cpp_error): Declare.
17144 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17146 (diagnostic_build_prefix): Check override_column.
17147 * diagnostic.h (diagnostic_info): Add override_column field.
17148 (diagnostic_override_column): Define.
17150 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17152 * c-common.c (c_expand_expr, c_staticp): Remove.
17153 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17154 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17155 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17156 * c-gimplify.c (gimplify_compound_literal_expr,
17157 optimize_compound_literals_in_ctor): Remove.
17158 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17159 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17160 * c-semantics.c (emit_local_var): Remove.
17162 * langhooks-def.h (lhd_expand_expr): Remove.
17163 * langhooks.c (lhd_expand_expr): Remove.
17164 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17166 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17167 handling from c-semantics.c; don't call into langhook.
17168 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17169 * gimplify.c (gimplify_compound_literal_expr,
17170 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17171 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17172 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17173 as was done in c-gimplify.c.
17174 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17175 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17176 Move from c-common.h.
17177 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17179 * tree.c (staticp): Do not call langhook.
17180 * langhooks.c (lhd_staticp): Delete.
17181 * langhooks-def.h (lhd_staticp): Delete prototype.
17182 (LANG_HOOKS_STATICP): Delete.
17183 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17185 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17186 instead of DECL_STMTs.
17188 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17196 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17198 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17199 contained expression.
17200 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17201 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17202 conditional expressions for C.
17203 (decl_constant_value_for_optimization): Move from
17204 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17205 whether optimizing and that the expression is a VAR_DECL not of
17206 array type instead of doing such checks in the caller. Do not
17207 check pedantic. Call gcc_unreachable for C++.
17208 * c-common.def (C_MAYBE_CONST_EXPR): New.
17209 * c-common.h (c_fully_fold, c_save_expr,
17210 decl_constant_value_for_optimization): New prototypes.
17211 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17212 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17213 EXPR_INT_CONST_OPERANDS): Define.
17214 * c-convert.c (convert): Strip nops from expression.
17215 * c-decl.c (groktypename): Take extra parameters expr and
17216 expr_const_operands. Update call to grokdeclarator.
17217 (start_decl): Update call to grokdeclarator. Add statement for
17218 expressions used in type of decl.
17219 (grokparm): Update call to grokdeclarator.
17220 (push_parm_decl): Update call to grokdeclarator.
17221 (build_compound_literal): Add parameter non_const and build a
17222 C_MAYBE_COSNT_EXPR if applicable.
17223 (grokdeclarator): Take extra parameters expr and
17224 expr_const_operands. Track expressions used in declaration
17225 specifiers and declarators. Fold array sizes and track whether
17226 they are constant expressions and whether they are integer
17227 constant expressions.
17228 (parser_xref_tag): Set expr and expr_const_operands fields in
17230 (grokfield): Update call to grokdeclarator.
17231 (start_function): Update call to grokdeclarator.
17232 (build_null_declspecs): Set expr and expr_const_operands fields in
17234 (declspecs_add_type): Handle expressions in typeof specifiers.
17235 * c-parser.c (c_parser_declspecs): Set expr and
17236 expr_const_operands fields for declaration specifiers.
17237 (c_parser_enum_specifier): Likewise.
17238 (c_parser_struct_or_union_specifier): Likewise.
17239 (c_parser_typeof_specifier): Likewise. Update call to
17240 groktypename. Fold expression as needed. Return expressions with
17241 type instead of adding statements.
17242 (c_parser_attributes): Update calls to c_parser_expr_list.
17243 (c_parser_statement_after_labels): Fold expression before passing
17244 to objc_build_throw_stmt.
17245 (c_parser_condition): Fold expression.
17246 (c_parser_asm_operands): Fold expression.
17247 (c_parser_conditional_expression): Use c_save_expr. Update call
17248 to build_conditional_expr.
17249 (c_parser_alignof_expression): Update call to groktypename.
17250 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17251 original_code. Fold expression argument of va_arg. Create
17252 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17253 argument to va_arg. Update calls to groktypename. Fold array
17254 index for offsetof. Verify that first argument to
17255 __builtin_choose_expr has integer type.
17256 (c_parser_postfix_expression_after_paren_type): Update calls to
17257 groktypename and build_compound_literal. Handle expressions with
17258 side effects in type name.
17259 (c_parser_postfix_expression_after_primary): Update call to
17260 c_parser_expr_list. Set original_code for calls to
17261 __builtin_constant_p.
17262 (c_parser_expr_list): Take extra parameter fold_p. Fold
17263 expressions if requested.
17264 (c_parser_objc_type_name): Update call to groktypename.
17265 (c_parser_objc_synchronized_statement): Fold expression.
17266 (c_parser_objc_receiver): Fold expression.
17267 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17268 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17269 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17270 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17271 (struct c_typespec): Add elements expr and expr_const_operands.
17272 (struct c_declspecs): Add elements expr and expr_const_operands.
17273 (groktypename, build_conditional_expr, build_compound_literal):
17275 (in_late_binary_op): Declare.
17276 * c-typeck.c (note_integer_operands): New function.
17277 (in_late_binary_op): New variable.
17278 (decl_constant_value_for_broken_optimization): Move to c-common.c
17279 and rename to decl_constant_value_for_optimization.
17280 (default_function_array_conversion): Do not strip nops.
17281 (default_conversion): Do not call
17282 decl_constant_value_for_broken_optimization.
17283 (build_array_ref): Do not fold result.
17284 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17285 result when operand is a VLA.
17286 (c_expr_sizeof_type): Update call to groktypename. Handle
17287 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17288 result when operand names a VLA type.
17289 (build_function_call): Update call to build_compound_literal.
17290 Only fold result for calls to __builtin_* functions. Strip
17291 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17292 the function designator.
17293 (convert_arguments): Fold arguments. Update call to
17294 convert_for_assignment.
17295 (build_unary_op): Handle increment and decrement of
17296 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17297 decrement earlier. Fold operand of increment and decrement.
17298 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17299 built for integer operand. Wrap returns that are INTEGER_CSTs
17300 without being integer constant expressions or that have integer
17301 constant operands without being INTEGER_CSTs.
17302 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17303 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17304 result is an integer constant expression or can be used in
17305 unevaluated parts of one and avoid folding and wrap as
17306 appropriate. Fold operands before possibly doing -Wsign-compare
17308 (build_compound_expr): Wrap result for C99 if operands can be used
17309 in integer constant expressions.
17310 (build_c_cast): Update call to digest_init. Do not ignore
17311 overflow from casting floating-point constants to integers. Wrap
17312 results that could be confused with integer constant expressions,
17313 null pointer constants or floating-point constants.
17314 (c_cast_expr): Update call to groktypename. Handle expressions
17315 included in type name.
17316 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17317 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17318 Update calls to convert_for_assignment.
17319 (convert_for_assignment): Take new parameter
17320 null_pointer_constant. Do not strip nops or call
17321 decl_constant_value_for_broken_optimization. Set
17322 in_late_binary_op for conversions to boolean.
17323 (store_init_value): Update call to digest_init.
17324 (digest_init): Take new parameter null_pointer_constant. Do not
17325 call decl_constant_value_for_broken_optimization. pedwarn for
17326 initializers not constant expressions. Update calls to
17327 convert_for_assignment.
17328 (constructor_nonconst): New.
17329 (struct constructor_stack): Add nonconst element.
17330 (really_start_incremental_init, push_init_level, pop_init_level):
17331 Handle constructor_nonconst and nonconst element.
17332 (set_init_index): Call constant_expression_warning for array
17334 (output_init_element): Fold value. Set constructor_nonconst as
17335 applicable. pedwarn for initializers not constant expressions.
17336 Update call to digest_init. Call constant_expression_warning
17337 where constant initializers are required.
17338 (process_init_element): Use c_save_expr.
17339 (c_finish_goto_ptr): Fold expression.
17340 (c_finish_return): Fold return value. Update call to
17341 convert_for_assignment.
17342 (c_start_case): Fold switch expression.
17343 (c_process_expr_stmt): Fold expression.
17344 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17345 ensure statement expression is not evaluated in constant expression.
17346 (build_binary_op): Track whether results are integer constant
17347 expressions or may occur in such, disable folding and wrap results
17348 as applicable. Fold operands for -Wsign-compare warnings unless
17350 (c_objc_common_truthvalue_conversion): Handle results folded to
17351 integer constants that are not integer constant expressions.
17352 * doc/extend.texi: Document when typeof operands are evaluated,
17353 that condition of __builtin_choose_expr is an integer constant
17354 expression, and more about use of __builtin_constant_p in
17357 2009-03-29 Richard Guenther <rguenther@suse.de>
17359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17360 propagate addresses of array references.
17362 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17364 * regmove.c (perhaps_ends_bb_p): Remove.
17365 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17366 from INSN and check that the main loop stays within that basic block.
17367 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17368 (regmove_forward_pass): Split out from regmove_optimize. Use
17369 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17370 (regmove_backward_pass): Split out from regmove_optimize. Use
17371 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17372 (regmove_optimize): Simplify.
17374 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17377 * config/i386/i386.c (classify_argument): Ignore flexible array
17378 member in struct and warn ABI change.
17380 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17382 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17384 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17385 (ix86_adjust_cost): Updated.
17387 2009-03-29 Jan Hubicka <jh@suse.cz>
17389 PR middle-end/28850
17390 * tree-pass.h (pass_cleanup_eh): New function.
17391 (remove_unreachable_regions): Break code handling RTL
17392 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17393 that can not be reached by runtime.
17394 (can_be_reached_by_runtime): New function.
17395 (label_to_region_map): New function.
17396 (num_eh_regions): New function.
17397 (rtl_remove_unreachable_regions): New function.
17398 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17399 (remove_eh_region): New function.
17400 * except.h: Include sbitmap and vecprim.
17401 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17402 num_eh_regions): Declare.
17403 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17404 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17405 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17406 (tree_empty_eh_handler_p): New function.
17407 (cleanup_empty_eh): New function.
17408 (cleanup_eh): New function.
17409 (pass_cleanup_eh): New function.
17411 2009-03-29 Jan Hubicka <jh@suse.cz>
17413 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17414 for removed regions.
17416 2009-03-29 Jan Hubicka <jh@suse.cz>
17418 * except.c (dump_eh_tree): Dump all datastructures.
17420 2009-03-29 Jan Hubicka <jh@suse.cz>
17422 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17423 (duplicate_eh_regions_1): Likewise.
17424 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17425 vector; call EH verification.
17426 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17427 Be ready for region being removed.
17429 2009-03-29 Jan Hubicka <jh@suse.cz>
17431 * bitmap.c (bitmap_last_set_bit): New function.
17432 * bitmap.h (bitmap_last_set_bit): Declare.
17434 2009-03-29 David Ayers <ayers@fsfe.org>
17437 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17438 by calling objc_compare_types and surpress warnings about
17439 incompatible C pointers that are compatible ObjC pointers.
17441 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17443 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17444 call initialize_inline_failed.
17445 (initialize_inline_failed): Move it from here ...
17446 * cgraph.c (initialize_inline_failed): ... to here.
17447 (cgraph_create_edge): Call initialize_inline_failed rather than
17448 setting inline_failed directly.
17450 2009-03-29 Ben Elliston <bje@au.ibm.com>
17453 * sysv4.opt (msdata): Improve comment.
17454 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17455 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17457 2009-03-29 Ben Elliston <bje@au.ibm.com>
17460 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17461 load and store attributes.
17463 2009-03-29 Ben Elliston <bje@au.ibm.com>
17465 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17466 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17467 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17468 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17469 __builtin_infq and __builtin_huge_valq.
17471 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17473 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17475 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17476 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17478 2009-03-28 Xinliang David Li <davidxl@google.com>
17480 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17481 (do_dbg_cnt): New function.
17483 2009-03-28 Jan Hubicka <jh@suse.cz>
17485 Merge from pretty-ipa:
17487 2009-03-27 Jan Hubicka <jh@suse.cz>
17489 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17490 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17491 * passes.c (function_called_by_processed_nodes_p): New.
17492 * ipa-pure-const.c (check_call): Fix handling of operands.
17493 (analyze_function): Dump debug output for skipped bodies.
17494 (local_pure_const): Use function_called_by_processed_nodes_p.
17495 * dwarf2out.c (reference_to_unused): Use output.
17496 * passes.c (do_per_function_toporder): Likewise.
17498 2008-11-12 Jan Hubicka <jh@suse.cz>
17500 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17501 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17502 state_set_in_source enum
17503 (check_decl): Ignore memory tags; do not set fake looping flags;
17505 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17506 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17507 (check_call, analyze_function): Rewrite.
17509 (add_new_function): Update call of analyze_function.
17510 (generate_summary): Add call of analyze_function.
17511 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17512 (local_pure_const): New function.
17513 (pass_local_pure_const): New pass.
17514 * ipa-inline.c (inline_transform): Set after_inlining.
17515 * tree-eh.c (stmt_can_throw_external): New.
17516 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17517 work with aliasing built.
17518 * tree-flow.h (stmt_can_throw_external): New.
17519 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17520 and local pure/const pass in early and late optimization queue.
17522 2009-03-28 Martin Jambor <mjambor@suse.cz>
17524 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17526 (fold_binary): Allow function decl aligment consideration is the
17527 second argument is integer constant one.
17528 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17529 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17530 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17532 2009-03-28 Jan Hubicka <jh@suse.cz>
17534 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17535 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17536 * function.h (rtl_data): Add nothrow flag.
17537 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17538 set DECL_NOTHROW for AVAILABLE functions.
17540 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17542 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17543 following vector keyword has expansion starting with pixel or bool
17544 keyword, expand vector to __vector and pixel or bool to __pixel or
17548 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17549 warn_if_disallowed_function_p): Removed.
17550 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17551 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17552 warning_if_disallowed_function_p.
17553 * flags.h (warn_if_disallowed_function_p,
17554 warn_disallowed_functions): Removed.
17555 * common.opt (Wdisallowed-function-list=): Removed.
17556 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17558 2009-03-28 Richard Guenther <rguenther@suse.de>
17560 PR tree-optimization/38723
17561 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17564 2009-03-28 Jan Hubicka <jh@suse.cz>
17566 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17567 test introduced by my previous patch.
17569 2009-03-28 Richard Guenther <rguenther@suse.de>
17571 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17572 the PHIs value undefined.
17574 2009-03-28 Jan Hubicka <jh@suse.cz>
17576 * tree-pass.h (pass_fixup_cfg): New pass.
17577 * ipa-inline.c (inline_transform): Set
17578 always_inline_functions_inlined/after_inlining.
17579 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17580 (pass_fixup_cfg): New pass.
17581 * passes.c (init_optimization_passes): Add fixup_cfg.
17583 2009-03-28 Richard Guenther <rguenther@suse.de>
17585 PR tree-optimization/38458
17586 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17587 argument use the arguments copy-of value.
17589 2009-03-28 Richard Guenther <rguenther@suse.de>
17591 PR tree-optimization/38180
17592 * tree-ssa-ccp.c (get_default_value): Simplify.
17593 (likely_value): Likewise.
17594 (surely_varying_stmt_p): Properly handle VOP case.
17595 (ccp_initialize): Likewise.
17596 (ccp_fold): Handle propagating through *&.
17597 (fold_const_aggregate_ref): Also handle decls.
17599 2009-03-28 Jan Hubicka <jh@suse.cz>
17601 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17602 * cgraph.h (cgraph_node): Likewise.
17603 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17604 (cgraph_reset_node): Use process flag.
17605 (cgraph_mark_functions_to_output): Likewise.
17606 (cgraph_expand_function): Likewise.
17607 (cgraph_expand_all_functions): Likewise.
17608 (cgraph_output_in_order): Likewise.
17609 * dwarf2out.c (reference_to_unused): Likewise.
17610 * passes.c do_per_function_toporder): Likewise.
17612 2009-03-28 Jan Hubicka <jh@suse.cz>
17614 Bring from lto-branch:
17616 2008-09-03 Doug Kwan <dougkwan@google.com>
17618 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17619 enums instead of reason strings.
17620 * cgraph.c (cgraph_create_edge): Same.
17621 (cgraph_inline_failed_string): New function.
17622 * cgraph.h (cgraph_inline_failed_t): New enum type.
17623 (cgraph_inline_failed_string): New prototype.
17624 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17625 char pointer to cgraph_inline_failed_t.
17626 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17627 (cgraph_default_inline_p): Ditto.
17628 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17629 to cgraph_inline_failed_t pointer.
17630 * cif-code.def: New file.
17631 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17633 (cgraph_check_inline_limits): Change type of REASON to pointer to
17634 cgraph_inline_failed_t. Replace reason strings with enums.
17635 (cgraph_default_inline_p): Ditto.
17636 (cgraph_recursive_inlining_p): Ditto.
17637 (update_caller_keys): Change type of FAILED_REASON to
17638 cgraph_inline_failed_t.
17639 (cgraph_set_inline_failed): Change type of REASON to pointer to
17640 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17641 convert enums to strings for text output.
17642 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17643 to be of type cgraph_inline_failed_t. Replace reason strings with
17644 enums. Call cgraph_inline_failed_string to covert enums
17645 to strings for text output.
17646 (cgraph_decide_inlining): Replace reason strings with enums.
17647 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17648 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17650 * tree-inline.c (expand_call_inline): Change type of REASON
17651 to cgraph_inline_failed_t. Replace reason strings with enums.
17652 Call cgraph_inline_failed_string for text output.
17653 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17656 2009-03-28 Jan Hubicka <jh@suse.cz>
17658 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17659 cgraph_clone_node): Remove master clone handling.
17660 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17661 * cgraph.h (master_clone): Remove.
17662 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17663 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17664 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17666 2009-03-28 Jan Hubicka <jh@suse.cz>
17668 * cgraph.c (cgraph_function_body_availability): Functions declared
17669 inline are always safe to assume that it is not going to be replaced.
17671 2009-03-28 Richard Guenther <rguenther@suse.de>
17673 PR tree-optimization/38513
17674 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17675 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17676 EXC_PTR_EXPR and FILTER_EXPR.
17677 (get_ref_from_reference_ops): Likewise.
17679 2009-03-28 Richard Guenther <rguenther@suse.de>
17681 PR tree-optimization/38968
17682 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17683 Use FLOOR_MOD_EXPR to compute misalignment.
17685 2009-03-28 Richard Guenther <rguenther@suse.de>
17687 PR tree-optimization/37795
17688 * tree.h (combine_comparisons): Declare.
17689 * fold-const.c (combine_comparisons): Export.
17690 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17692 (ifcombine_iforif): Use combine_comparisons.
17694 2009-03-28 Jan Hubicka <jh@suse.cz>
17696 * tree-eh.c (inlinable_call_p): New function.
17697 (make_eh_edges): Use it.
17698 (verify_eh_edges): Use it.
17699 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17700 * except.c (reachable_next_level): Add inlinable_function argument
17701 (sjlj_find_directly_reachable_regions): Update.
17702 (add_reachable_handler): Do not set saw_any_handlers.
17703 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17704 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17705 Add new inlinable call parameter.
17706 (can_throw_internal, can_throw_external): Update.
17707 * except.h (can_throw_internal_1, can_throw_external_1,
17708 foreach_reachable_handler): Update declaration.
17710 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17712 * config/arm/t-arm-coff, config/h8300/coff.h,
17713 config/i386/i386-aout.h, config/i386/i386-coff.h,
17714 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17715 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17716 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17717 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17718 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17719 sys-types.h: Remove.
17720 * Makefile.in: Remove protoize and fixproto support and references
17722 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17723 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17725 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17726 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17727 unprotoize$(exeext).
17728 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17729 (.PHONY): Don't depend on proto.
17730 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17731 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17732 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17733 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17734 build/gen-protos.o, build/scan.o, xsys-protos.h,
17735 build/fix-header$(build_exeext), build/fix-header.o,
17736 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17737 stmp-install-fixproto): Remove.
17738 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17739 SYSCALLS.c or fixproto files.
17740 (install-common): Don't install protoize.
17741 (install-headers-tar, install-headers-cpio, install-headers-cp):
17742 Don't depend on $(STMP_FIXPROTO).
17743 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17744 install fixproto files or write out fixproto settings.
17745 (uninstall): Don't uninstall protoize.
17746 * config.gcc (use_fixproto): Remove.
17747 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17748 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17749 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17750 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17751 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17752 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17753 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17754 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17755 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17756 * config/t-vxworks (STMP_FIXPROTO): Remove.
17757 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17758 STMP_FIXPROTO): Remove.
17759 * config.in, configure: Regenerate.
17760 * crtstuff.c (gid_t, uid_t): Don't undefine.
17761 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17762 (arm-*-coff, arm-*-aout: Remove target entries.
17763 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17764 Remove mention of AIX 4.1.
17765 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17766 * doc/invoke.texi (Running Protoize): Remove.
17767 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17768 (Protoize Caveats): Remove.
17769 * tsystem.h: Update comments on headers assumed to exist.
17771 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17773 * genautomata.c: Add a new year to the copyright. Add a new
17775 (struct insn_reserv_decl): Add comments for member bypass_list.
17776 (find_bypass): Remove.
17777 (insert_bypass): New.
17778 (process_decls): Use insert_bypass.
17779 (output_internal_insn_latency_func): Output all bypasses with the
17780 same input insn in one switch case.
17782 * rtl.def (define_bypass): Describe bypass choice.
17783 * doc/md.texi (define_bypass): Ditto.
17785 2009-03-27 Richard Guenther <rguenther@suse.de>
17787 * gimplify.c (mark_addressable): Export.
17788 * tree-flow.h (mark_addressable): Declare.
17789 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17790 * tree-ssa.c (verify_phi_args): Verify that address taken
17791 variables have TREE_ADDRESSABLE set.
17793 2009-03-27 Richard Guenther <rguenther@suse.de>
17795 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17796 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17797 Do not mark decls TREE_ADDRESSABLE.
17798 (build_fold_addr_expr): Adjust.
17799 (fold_addr_expr): Remove.
17800 (fold_unary): Use build_fold_addr_expr.
17801 (fold_comparison): Likewise.
17802 (split_address_to_core_and_offset): Likewise.
17803 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17805 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17806 (gimplify_modify_expr_to_memcpy): Mark source and destination
17808 * omp-low.c (create_omp_child_function): Mark the object decl
17810 (lower_rec_input_clauses): Mark the var we take the address of
17812 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17814 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17816 PR middle-end/39315
17817 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17818 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17820 2009-03-27 Richard Guenther <rguenther@suse.de>
17822 PR tree-optimization/39120
17823 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17825 (handle_lhs_call): Process return constraints. Add escape
17826 constraints if necessary.
17827 (handle_const_call): Fill out return constraints. Make nested
17828 case more precise. Avoid consttmp if possible.
17829 (handle_pure_call): Fill out return constraints. Avoid
17830 callused if possible.
17831 (find_func_aliases): Simplify call handling.
17833 2009-03-27 Richard Guenther <rguenther@suse.de>
17835 PR tree-optimization/39120
17836 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17837 as a representative.
17838 (solve_graph): Do propagate CALLUSED.
17839 (handle_pure_call): Use a scalar constraint from CALLUSED for
17841 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17844 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17847 * c-common.c (handle_aligned_attribute): Properly check alignment
17848 overflow. Use (1U << i) instead of (1 << i).
17850 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17852 * expr.h (get_mem_align_offset): Updated.
17854 * tree.h (tree_decl_common): Change align to "unsigned int" and
17855 move it before pointer_alias_set.
17857 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17858 Jakub Jelinek <jakub@redhat.com>
17861 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17862 gr_register_operand with gr_reg_or_0_operand.
17863 (cmpxchg_rel_di): Likewise.
17864 (sync_lock_test_and_set<mode>): Likewise.
17866 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17868 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17869 (true_regnum): Likewise.
17871 * rtlanal.c (subreg_info): Moved to ...
17872 * rtl.h (subreg_info): Here. New.
17873 (subreg_get_info): New.
17875 * rtlanal.c (subreg_get_info): Make it extern.
17877 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17880 * config/i386/i386.c (ix86_abi): New.
17881 (override_options): Handle -mabi=.
17882 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17883 (ix86_call_abi_override): Likewise.
17884 (init_cumulative_args): Likewise.
17885 (function_arg_advance): Likewise.
17886 (function_arg_64): Likewise.
17887 (function_arg): Likewise.
17888 (ix86_pass_by_reference): Likewise.
17889 (ix86_function_value_regno_p): Likewise.
17890 (ix86_build_builtin_va_list_abi): Likewise.
17891 (setup_incoming_varargs_64): Likewise.
17892 (is_va_list_char_pointer): Likewise.
17893 (ix86_init_machine_status): Likewise.
17894 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17895 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17896 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17897 (ix86_function_abi): Make it static and return enum calling_abi.
17898 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17900 (ix86_fn_abi_va_list): Updated.
17902 * config/i386/i386.h (ix86_abi): New.
17903 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17904 (CONDITIONAL_REGISTER_USAGE): Likewise.
17905 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17906 (machine_function): Likewise.
17908 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17910 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17911 (STACK_BOUNDARY): Likewise.
17912 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17914 * config/i386/i386.opt (mabi=): New.
17916 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17917 return enum calling_abi.
17918 (ix86_function_type_abi): Likewise.
17919 (ix86_function_abi): Removed.
17921 * doc/invoke.texi: Document -mabi= option for x86.
17923 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17925 * builtins.c (real_dconstp): Delete.
17926 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17928 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17929 Jakub Jelinek <jakub@redhat.com>
17932 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17933 (gen_subprogram_die): When a function is explicit, generate the
17934 DW_AT_explicit attribute.
17935 * langhooks.h (struct lang_hooks_for_decls): Add
17936 function_decl_explicit_p langhook.
17937 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17938 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17940 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17942 * builtins.c (fold_builtin_memory_op): Optimize memmove
17943 into memcpy if we can prove source and destination don't overlap.
17945 * tree-inline.c: Include gt-tree-inline.h.
17946 (clone_fn_id_num): New variable.
17947 (clone_function_name): New function.
17948 (tree_function_versioning): Use it.
17949 * Makefile.in (GTFILES): Add tree-inline.c.
17951 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17953 * BASE-VER: Change to 4.5.0.
17955 2009-03-27 Xinliang David Li <davidxl@google.com>
17957 PR tree-optimization/39557
17958 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17960 2009-03-27 Xinliang David Li <davidxl@google.com>
17962 PR tree-optimization/39548
17963 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17966 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17968 * c-common.c (pointer_int_sum): Use %wd on return from
17971 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17973 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17974 on return from tree_low_cst.
17976 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17979 * ginclude/stdarg.h (va_copy): Define also for
17980 __GXX_EXPERIMENTAL_CXX0X__.
17982 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17985 * builtins.h (c_strlen): Do not warn here.
17986 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17987 * c-common.c (pointer_int_sum): Take an explicit location.
17988 Warn about offsets out of bounds.
17989 * c-common.h (pointer_int_sum): Adjust declaration.
17991 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17993 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17996 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17999 * opts.c (warn_if_disallowed_function_p): Don't assume
18000 get_callee_fndecl must return non-NULL.
18002 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18004 PR rtl-optimization/39522
18005 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18006 when reg_reloaded_valid is set.
18008 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18010 * config/spu/divv2df3.c: New file.
18011 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18012 (DPBIT_FUNCS): Filter out _div_df.
18014 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18016 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18017 a jump insn, count that jump in the distance to the loop start.
18019 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18022 * config/sh/sh.c (calc_live_regs): Fix condition for global
18023 registers except PIC_OFFSET_TABLE_REGNUM.
18025 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18028 * doc/invoke.texi (-mconsole): New.
18030 (-mno-cygwin): New.
18032 (-mnop-fun-dllimport): New.
18036 (sub section "i386 and x86-64 Windows Options"): New.
18038 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18040 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18041 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18043 2009-03-25 Richard Guenther <rguenther@suse.de>
18045 PR middle-end/39497
18046 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18049 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18051 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18052 neither of haifa/selective schedulers are working.
18054 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18056 * doc/invoke.texi (Debugging Options): Fix description of
18057 -fno-merge-debug-strings.
18059 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18061 * config/cris/libgcc.ver: New version-script.
18062 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18064 * configure.ac <GAS features, nop mnemonic>: Add pattern
18065 crisv32-*-* for "nop".
18066 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18067 * configure: Regenerate.
18069 2009-03-24 Ira Rosen <irar@il.ibm.com>
18071 PR tree-optimization/39529
18072 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18073 mark_sym_for_renaming for the tag copied to the new vector
18076 2009-03-24 Arthur Loiret <aloiret@debian.org>
18078 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18079 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18080 EXTRA_SPEC_FUNCTIONS.
18081 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18082 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18083 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18084 -march and -mtune options.
18086 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18088 * config/m68k/t-rtems: Add m5329 multilib.
18090 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18091 Jakub Jelinek <jakub@redhat.com>
18094 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18097 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18100 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18101 instead of c_parser_expression_conv, if original_code isn't one of the
18102 4 allowed comparison codes, fail.
18104 2009-03-23 Richard Guenther <rguenther@suse.de>
18106 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18107 * tree.h (struct tree_type): Likewise.
18108 * reload.h (struct insn_chain): Likewise.
18109 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18110 * function.h (struct function): Likewise.
18111 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18113 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18115 PR tree-optimization/39516
18116 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18118 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18120 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18121 should be set true if BITS_PER_WORD of target is bigger than 32
18123 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18125 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18126 Translate -B-options to -rpath-link. Correct existing
18127 rpath-link and conditionalize on !nostdlib.
18129 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18131 * doc/extend.texi (Function Attributes, Variable Attributes):
18133 * doc/invoke.texi (Debugging Options, Optimize Options)
18134 (i386 and x86-64 Options, MCore Options): Likewise.
18136 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18139 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18140 it for block local namespace aliases.
18141 (gen_decl_die): Pass context_die to gen_namespace_die.
18143 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18146 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18147 minimum or maximum value.
18149 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18151 * reginfo.c (globalize_reg): Recompute derived reg sets.
18153 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18156 * libgcc2.c (mprotect): Do not use signed arguments for
18157 VirtualProtect, use DWORD arguments. Also fix the 'may
18158 be used uninitialized' warning for the np variable.
18160 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18163 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18164 functions using regparm calling conventions when not optimizing.
18165 (ix86_function_sseregparm): Similarly for sseregparm calling
18168 2009-03-19 Li Feng <nemokingdom@gmail.com>
18170 PR middle-end/39500
18171 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18172 dependence if the first conflict is after niter iterations.
18174 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18176 PR middle-end/38609
18177 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18178 functions with dynamic stack-pointer adjustments.
18180 2009-03-19 Ben Elliston <bje@au.ibm.com>
18182 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18183 option; change to -msdata=data.
18185 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18187 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18190 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18193 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18195 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18197 * doc/invoke.texi (Code Gen Options): Expand discussion of
18200 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18202 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18203 * matrix-reorg.c (struct matrix_info): Likewise.
18204 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18205 * rtl.h (struct mem_attrs): Likewise.
18206 * df.h (struct df): Likewise.
18207 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18208 * ira-int.h (struct ira_allocno): Likewise.
18209 * df-scan.c (struct df_collection_rec): Likewise.
18210 * ira.c (struct equivalence): Likewise.
18211 * function.c (struct temp_slot): Likewise.
18212 * cfgloop.h (struct loop): Likewise.
18215 * function.c (use_register_for_decl): When not optimizing, disregard
18216 register keyword for variables with types containing methods.
18218 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18220 PR middle-end/39447
18221 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18222 (is_simple_operand): Call contains_component_ref_p before calling data
18223 reference analysis that would fail on COMPONENT_REFs.
18225 * tree-vrp.c (search_for_addr_array): Fix formatting.
18227 2009-03-18 Richard Guenther <rguenther@suse.de>
18229 * tree-vect-transform.c (vect_loop_versioning): Fold the
18230 generated comparisons.
18231 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18232 (slpeel_tree_peel_loop_to_edge): Likewise.
18234 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18236 PR middle-end/37805
18237 * opts.c (print_specific_help): In addition to `undocumented',
18238 accept `separate' and `joined' flags if passed alone. Describe
18239 output by the first matched one of those.
18240 (common_handle_option): Skip over empty strings.
18241 * gcc.c (display_help): Fix help string for `--help='.
18242 * doc/invoke.texi (Option Summary, Overall Options): With
18243 `--help=', classes and qualifiers can both be repeated, but
18244 only the latter can be negated. One should not pass only
18245 negated qualifiers. Fix markup and examples.
18248 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18249 PR middle-end/37805
18250 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18251 and -fhelp=separate.
18253 2009-03-17 Jing Yu <jingyu@google.com>
18255 PR middle-end/39378
18256 * function.h (struct rtl_data): Move is_thunk from here...
18257 (struct function): ...to here.
18258 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18259 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18261 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18263 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18264 (alpha_output_function_end_prologue): Likewise.
18265 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18266 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18267 (rs6000_output_function_epilogue): Likewise.
18268 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18270 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18273 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18274 from different units in a single alternative.
18275 (*truncdfsf_i387): Ditto.
18276 (*truncxfsf2_mixed): Ditto.
18277 (*truncxfdf2_mixed): Ditto.
18279 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18281 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18282 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18285 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18286 unused non-artificial variables when not optimizing.
18289 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18290 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18291 NAMESPACE_DECL in its DECL_INITIAL.
18293 PR middle-end/39443
18294 * optabs.c (set_user_assembler_libfunc): New function.
18295 * expr.h (set_user_assembler_libfunc): New prototype.
18296 * c-common.c: Include libfuncs.h.
18297 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18298 for memcmp, memset, memcpy, memmove and abort.
18299 * Makefile.in (c-common.o): Depend on libfuncs.h.
18302 * dwarf2out.c (gen_inlined_enumeration_type_die,
18303 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18304 gen_tagged_type_instantiation_die): Removed.
18305 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18308 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18311 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18313 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18314 (check-parallel-%): Ditto.
18315 (check-consistency): Ditto.
18317 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18319 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18320 local variable rhs by NULL_TREE.
18322 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18325 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18327 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18330 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18332 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18335 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18336 for ms->sysv ABI calls only in 64bit mode.
18338 * config/i386/i386.md (untyped_call): Support 32bit.
18340 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18342 * doc/extend.texi: Replace x86_65 with x86_64.
18344 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18346 PR tree-optimization/39455
18347 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18348 mismatches for POINTER_TYPE_P (type).
18349 (number_of_iterations_le): Likewise.
18351 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18353 * config/picochip/picochip.c: Removed profiling support.
18354 * config/picochip/picochip.md: Removed profiling instruction.
18355 * config/picochip/picochip.h: Removed profiling builtin.
18357 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18359 * doc/install.texi (--with-host-libstdcxx): Document.
18361 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18364 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18365 generate a warning if the function name does not begin with
18366 "__vector" and the function has either the 'signal' or 'interrupt'
18367 attribute, from here to ...
18368 (avr_declare_function_name): ...here. New function.
18369 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18370 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18372 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18375 * cse.c (fold_rtx): Don't modify original const_arg1 when
18376 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18377 separate variable instead.
18378 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18379 from out of range shift counts.
18380 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18382 2009-03-13 Catherine Moore <clm@codesourcery.com>
18384 * config/i386/x-mingw32 (host-mingw32.o): Replace
18385 diagnostic.h with $(DIAGNOSTIC_H).
18387 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18390 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18392 * config/i386/sync.md (sync_compare_and_swap<mode>,
18393 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18394 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18396 (sync_double_compare_and_swapdi_pic,
18397 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18398 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18400 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18403 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18405 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18408 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18409 (avx_addsubv4df3): Likewise.
18410 (*avx_addsubv4sf3): Likewise.
18411 (sse3_addsubv4sf3): Likewise.
18413 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18416 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18418 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18421 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18422 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18423 registers for allocnos created from user-defined variables.
18425 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18428 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18429 of non-integer mode as well.
18431 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18433 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18434 for functions for which the parameter types are unknown.
18436 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18439 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18440 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18441 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18442 * config/i386/i386.c (ix86_local_alignment): For
18443 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18444 long long variables on the stack to avoid dynamic realignment.
18445 Allow the first argument to be a decl rather than type.
18446 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18448 2009-03-11 Nick Clifton <nickc@redhat.com>
18451 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18453 Add description to mno-lsim option.
18454 * config/mcore/mcore.h: Remove comment about deprecated m4align
18456 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18457 * doc/invoke.texi: Add description of mno-lsim and
18458 mstack-increment options.
18460 * config/fr30/fr30.opt: Document the -mno-lsim option.
18461 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18462 and -mno-lsim options.
18464 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18466 * fold-const.c (fold_comparison): Only call fold_inf_compare
18467 if the mode supports infinities.
18469 2009-03-11 Jason Merrill <jason@redhat.com>
18472 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18473 end already did. Notice GIMPLE_CALL modifications of the result.
18474 Don't copy debug information from an ignored decl or a decl from
18477 2009-03-10 Richard Guenther <rguenther@suse.de>
18478 Nathan Froyd <froydnj@codesourcery.com>
18480 PR middle-end/37850
18481 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18482 (__divMODE3): Likewise.
18484 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18486 PR tree-optimization/39394
18487 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18488 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18490 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18492 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18493 inline asms for register asm ("") declarations.
18495 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18497 * fold-const.c (fold_unary): Fix comment.
18499 2009-03-07 Jan Hubicka <jh@suse.cz>
18502 * tree-inline.c (setup_one_parameter): Do replacement of const
18503 argument by constant in SSA form.
18505 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18507 PR middle-end/38028
18508 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18509 determine alignment passed to assign_stack_local.
18510 (assign_parms_unsplit_complex): Likewise.
18511 * except.c (sjlj_build_landing_pads): Likewise.
18513 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18515 PR middle-end/39360
18516 * tree-flow.h (add_referenced_var): Return bool instead of void.
18517 * tree-dfa.c (add_referenced_var): Return result of
18518 referenced_var_check_and_insert call.
18519 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18520 of referenced_var_check_and_insert.
18523 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18524 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18525 DIE, don't emit it if abstract origin already has it.
18526 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18527 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18529 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18531 * genpreds.c (needs_variable): Fix parentheses at variable name
18533 (write_tm_constrs_h): Indent generated code.
18535 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18537 * doc/extend.texi (Function Attributes): Add documentation
18538 for isr attributes.
18540 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18543 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18544 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18546 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18548 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18551 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18554 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18555 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18557 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18559 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18560 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18561 constants instead of magic numbers.
18562 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18564 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18565 (x86_64_ms_abi_int_parameter_registers): Ditto.
18566 (x86_64_int_return_registers): Ditto.
18567 (ix86_maybe_switch_abi): Ditto.
18568 (ix86_expand_call): Ditto for clobbered_registers array.
18569 (ix86_hard_regno_mode_ok): Ditto.
18570 (x86_extended_QIreg_mentioned_p): Ditto.
18572 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18574 PR tree-optimization/39349
18575 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18577 * combine.c (gen_lowpart_for_combine): Use omode when generating
18580 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18582 PR rtl-optimization/39235
18583 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18585 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18587 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18589 2009-03-04 Richard Guenther <rguenther@suse.de>
18591 PR tree-optimization/39362
18592 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18593 that occur in abnormal PHIs should be varying.
18595 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18597 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18599 (simple_iv): Take loop as an argument instead of statement.
18600 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18601 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18603 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18605 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18606 * matrix-reorg.c (analyze_transpose): Ditto.
18607 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18608 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18609 * tree-predcom.c (ref_at_iteration): Ditto.
18610 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18612 2009-03-04 Richard Guenther <rguenther@suse.de>
18614 PR tree-optimization/39358
18615 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18616 escaped_id and callused_id.
18617 (solve_graph): Likewise.
18619 2009-03-04 Richard Guenther <rguenther@suse.de>
18621 PR tree-optimization/39339
18622 * tree-sra.c (try_instantiate_multiple_fields): Make it
18623 no longer ICE on the above.
18625 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18627 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18628 that fits within Pmode.
18630 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18632 PR middle-end/10109
18633 * tm.texi (LIBCALL_VALUE): Update description.
18635 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18637 PR middle-end/34443
18638 * doc/extend.texi (section): Update description.
18640 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18642 PR middle-end/39345
18643 * tree-inline.c (remapped_type): New.
18644 (can_be_nonlocal): Call remapped_type instead of remap_type.
18646 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18649 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18650 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18652 2009-03-03 Richard Guenther <rguenther@suse.de>
18654 PR middle-end/39272
18655 * tree.c (tree_nonartificial_location): New function.
18656 * tree.h (tree_nonartificial_location): Declare.
18657 * builtins.c (expand_builtin_memory_chk): Provide location
18658 of the call location for artificial function pieces.
18659 (maybe_emit_chk_warning): Likewise.
18660 (maybe_emit_sprintf_chk_warning): Likewise.
18661 (maybe_emit_free_warning): Likewise.
18662 * expr.c (expand_expr_real_1): Likewise.
18664 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18666 PR tree-optimization/39343
18667 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18668 COMPONENT_REF t has ARRAY_TYPE.
18670 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18672 PR middle-end/39335
18673 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18674 when the type precision of the induction variable should be
18675 larger than the type precision of nit.
18676 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18677 * graphite.c (graphite_loop_normal_form): Same.
18678 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18680 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18682 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18683 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18684 numbers to describe clobbered registers.
18685 (*call_value_0_rex64_ms_sysv): Ditto.
18686 * config/i386/mmx.md (mmx_emms): Ditto.
18687 (mmx_femms): Ditto.
18689 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18691 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18694 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18696 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18697 (spu_section_type_flags): New function.
18699 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18701 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18702 reg_class_contents of FLOAT_REGS into a temporary.
18704 2009-03-02 Richard Guenther <rguenther@suse.de>
18705 Ira Rosen <irar@il.ibm.com>
18707 PR tree-optimization/39318
18708 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18709 information to the vectorized statement.
18711 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18713 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18714 variable. Use defined names instead of magic constants for REX SSE
18717 2009-03-01 Richard Guenther <rguenther@suse.de>
18719 PR tree-optimization/39331
18720 * omp-low.c (lower_send_shared_vars): Do not receive new
18721 values for the reference of DECL_BY_REFERENCE parms or results.
18723 2009-03-01 Jan Hubicka <jh@suse.cz>
18726 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18727 BLOCK_NONLOCALIZED_VAR): New macros.
18728 (tree_block): Add nonlocalized_vars.
18729 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18730 gen_decl_die): Add origin argument. Allow generation of die with
18731 origin at hand only.
18732 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18733 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18735 (gen_block_die): Fix checking for unused blocks.
18736 (process_scope_var): Break out from .... ; work with origins only.
18737 (decls_for_scope) ... here; process nonlocalized list.
18738 (dwarf2out_ignore_block): Look for nonlocalized vars.
18739 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18741 (dump_scope_block): Dump them.
18742 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18743 (remap_block): Likewise.
18744 (can_be_nonlocal): New predicate.
18745 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18747 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18749 * configure: Regenerate.
18751 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18753 * optc-gen.awk: No need to duplicate option flags twice.
18754 Reuse help texts for duplicate options which do not have any.
18756 * gcc.c (display_help): Document --version.
18758 * gcc.c (main): If print_help_list and verbose_flag, ensure
18759 driver output comes before subprocess output.
18761 * optc-gen.awk: Assign all remaining fields to help string,
18762 space-separated, for multi-line help in *.opt.
18764 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18765 -Wno-pedantic-ms-format is for MinGW targets only.
18767 * doc/options.texi (Option file format): Fix bad indentation,
18768 restoring dropped sentence.
18770 2009-02-28 Jan Hubicka <jh@suse.cz>
18772 * tree-inline.c (tree_function_versioning): Output debug info.
18774 2009-02-28 Jan Hubicka <jh@suse.cz>
18777 * tree-inline.c (setup_one_parameter): Do not copy propagate
18778 arguments when not optimizing.
18780 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18783 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18784 (avx_addsubv4df3): Likewise.
18785 (*avx_addsubv4sf3): Likewise.
18786 (sse3_addsubv4sf3): Likewise.
18787 (*avx_addsubv2df3): Likewise.
18788 (sse3_addsubv2df3): Likewise.
18789 (avx_unpckhps256): Correct item selectors.
18790 (avx_unpcklps256): Likewise.
18791 (avx_unpckhpd256): Likewise.
18792 (avx_unpcklpd256): Likewise.
18794 2009-02-28 Jan Hubicka <jh@suse.cz>
18796 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18798 (copy_arguments_for_versioning): If var is declared don't declare it.
18799 (tree_function_versioning): First setup substitutions and then copy
18802 2009-02-27 Jan Hubicka <jh@suse.cz>
18805 * cgraph.h (varpool_output_debug_info): Remove.
18806 * cgraphunit.c (varpool_output_debug_info): Remove.
18807 * dwarf2out.c (deferred_locations_struct): New struct
18808 (deferred_locations): New type.
18809 (deferred_locations_list): New static var.
18810 (deffer_location): New function.
18811 (gen_variable_die): Use it.
18812 (decls_for_scope): Output info on local static vars.
18813 (dwarf2out_finish): Process deferred locations.
18814 * varpool.c (varpool_output_debug_info): Remove.
18816 2009-02-27 Jan Hubicka <jh@suse.cz>
18819 * tree.h (TREE_PROTECTED): Fix comment.
18820 (BLOCK_HANDLER_BLOCK): Remove.
18821 (struct tree_block): Remove handler_block add body_block.
18822 (inlined_function_outer_scope_p): New.
18823 (is_body_block): Remove.
18824 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18825 * dwarf2out.c (is_inlined_entry_point): Remove.
18826 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18827 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18829 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18830 * gimplify.c (gimplify_expr): Gimplify body blocks.
18831 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18832 block with multiple subblocks.
18833 (dump_scope_block): Prettier output; dump more flags and info.
18834 (dump_scope_blocks): New.
18835 (remove_unused_locals): Use dump_scope_blocks.
18836 * tree-flow.h (dump_scope_blocks): Declare.
18837 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18838 * stmt.c (is_body_block): Remove.
18839 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18840 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18842 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18844 PR middle-end/39308
18845 * graphite.c (graphite_loop_normal_form): Do not call
18846 number_of_iterations_exit from a gcc_assert.
18848 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18850 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18851 jumps if COND is NULL.
18852 (find_cond_jump): New function.
18853 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18854 * config/s390/s390.md: Remove z10_cobra attribute value.
18856 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18858 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18859 force_const_mem returns NULL_RTX.
18861 2009-02-26 Jan Hubicka <jh@suse.cz>
18864 * cgraph.h (varpool_output_debug_info): Remove.
18865 * cgraphunit.c (varpool_output_debug_info): Remove.
18866 * dwarf2out.c (deferred_locations_struct): New struct
18867 (deferred_locations): New type.
18868 (deferred_locations_list): New static var.
18869 (deffer_location): New function.
18870 (gen_variable_die): Use it.
18871 (decls_for_scope): Output info on local static vars.
18872 (dwarf2out_finish): Process deferred locations.
18873 * varpool.c (varpool_output_debug_info): Remove.
18875 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18877 PR rtl-optimization/39241
18878 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18879 to subreg_offset_representable_p.
18881 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18883 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18884 execute function prototype. Get f and nregs from max_reg_num
18885 and get_insns. Remove the first backward pass as it's dead,
18886 guard the forward pass by flag_expensive_optimizations.
18887 (rest_of_handle_regmove): Delete.
18888 (pass_regmove): Replace it with regmove_optimize.
18890 2009-02-25 Martin Jambor <mjambor@suse.cz>
18892 PR tree-optimization/39259
18893 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18894 calls_alloca function flags.
18895 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18896 calls are detected.
18898 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18900 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18901 flags_set_1_rtx, flags_set_1_set): Delete.
18902 (regmove_optimize): Do not call mark_flags_life_zones.
18904 2009-02-24 Julian Brown <julian@codesourcery.com>
18907 * config/arm/arm.c (require_pic_register): Only set
18908 cfun->machine->pic_reg once per function.
18910 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18912 * doc/invoke.texi (Link Options): Document an easier way to pass
18913 options that take arguments to the GNU linker using -Xlinker and -Wl.
18915 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18918 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18920 2009-02-24 Richard Guenther <rguenther@suse.de>
18923 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18925 2009-02-24 Richard Guenther <rguenther@suse.de>
18926 Zdenek Dvorak <ook@ucw.cz>
18928 PR tree-optimization/39233
18929 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18930 from converting them to a generic type.
18932 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18934 PR tree-optimization/39260
18935 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18936 contains a condition with a real type.
18937 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18939 2009-02-23 Jason Merrill <jason@redhat.com>
18942 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18943 narrowing_initializer_constant_valid_p.
18944 (narrowing_initializer_constant_valid_p): Don't return
18945 null_pointer_node for adding a pointer to itself.
18947 2009-02-23 Jan Hubicka <jh@suse.cz>
18950 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18953 2009-02-23 Jan Hubicka <jh@suse.cz>
18955 PR tree-optimization/37709
18956 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18957 * tree.h (block_ultimate_origin): Declare.
18958 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18959 * tree-ssa-live.c (remove_unused_scope_block_p):
18960 Eliminate blocks containig no instructions nor live variables nor
18962 (dump_scope_block): New function.
18963 (remove_unused_locals): Enable removal of dead blocks by default;
18964 enable dumping at TDF_DETAILS.
18966 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18968 * config/i386/i386.c (classify_argument): Don't allow COImode
18970 (function_arg_advance_32): Don't allow OImode.
18971 (function_arg_32): Likewise.
18972 (function_value_32): Likewise.
18973 (return_in_memory_32): Likewise.
18974 (function_arg_64): Remove OImode comment.
18976 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18979 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18980 ix86_expand_vector_set for V4DImode in 64bit mode only.
18981 (ix86_expand_vector_init_one_var): Likewise.
18983 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18985 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18987 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18990 * loop-iv.c: Revert last change.
18991 * emit-rtl.c: Likewise.
18993 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18996 * config/i386/i386.c (type_natural_mode): Remove an extra
18997 space in the warning message.
18998 (function_value_32): Handle 32-byte vector modes.
18999 (return_in_memory_32): Likewise.
19001 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19003 * loop-iv.c (truncate_value): New function.
19004 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19006 (lowpart_subreg): Move to...
19007 * emit-rtl.c: ...here.
19009 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19011 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19012 accidental and undocumented change at revision 140860.
19014 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19016 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19017 take gimple_seq * arguments.
19018 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19019 types_compatible_p langhook.
19021 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19022 Joseph Myers <joseph@codesourcery.com>
19024 * config/arm/arm.c (arm_builtin_va_list): New function.
19025 (arm_expand_builtin_va_start): Likewise.
19026 (arm_gimplify_va_arg_expr): Likewise.
19027 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19028 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19029 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19030 (va_list_type): New variable.
19031 (arm_mangle_type): Mangle va_list_type appropriately.
19033 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19035 PR middle-end/39157
19036 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19037 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19038 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19039 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19040 parameter to 1000 for -O1 by default.
19041 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19043 * loop-invariant.c: Include params.h.
19044 (move_loop_invariants): Don't call move_single_loop_invariants on
19047 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19049 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19050 offset when calculating bounds for indexing stack_usage_map. Fixes
19051 a buffer overflow with certain target setups.
19053 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19056 * calls.c (expand_call): Clear try_tail_call if caller and callee
19057 disagree in promotion of function return value.
19059 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19062 * c-common.c (c_determine_visibility): If visibility changed and
19063 DECL_RTL has been already set, call make_decl_rtl to update symbol
19066 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19069 * varasm.c (assemble_variable): Don't check DECL_NAME when
19070 globalizing a variable.
19072 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19075 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19076 expression before any __builtin_trap call.
19077 * c-typeck.c (build_function_call): Convert and check function
19078 arguments before generating a call to a trap. Evaluate the
19079 function arguments before the trap.
19081 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19084 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19085 (UNSPEC_FXAM_MEM): New unspec.
19086 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19087 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19088 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19090 2009-02-19 Richard Guenther <rguenther@suse.de>
19092 PR tree-optimization/39207
19093 PR tree-optimization/39074
19094 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19095 storedanything_tree): New.
19096 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19097 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19098 (build_succ_graph): Add edges from STOREDANYTHING to all
19100 (init_base_vars): Initialize STOREDANYTHING.
19101 (compute_points_to_sets): Free substitution info after
19102 building the succ graph.
19103 (ipa_pta_execute): Likewise.
19105 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19107 (do_ds_constraint): Do not add to special var or non-pointer
19109 (type_could_have_pointers): Split out from ...
19110 (could_have_pointers): ... here. For arrays use the element type.
19111 (create_variable_info_for): Initialize may_have_pointers.
19112 (new_var_info): Likewise.
19113 (handle_lhs_call): Make the HEAP variable unknown-sized.
19114 (intra_create_variable_infos): Use a type with pointers for
19115 PARM_NOALIAS, make it unknown-sized.
19117 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19120 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19122 2009-02-18 Jason Merrill <jason@redhat.com>
19125 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19126 value if DECL_EXTERNAL.
19127 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19128 * target.h (gcc_target::binds_local_p): Clarify "module".
19129 * tree.h (TREE_PUBLIC): Clarify "module".
19131 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19134 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19135 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19137 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19140 * c.opt (Wabi): Support C and ObjC.
19143 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19145 * config/i386/i386.c (classify_argument): Warn once about the ABI
19146 change when passing union with long double.
19148 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19150 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19153 * c-parser.c (c_parser_compound_statement): Always enter and leave
19156 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19159 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19161 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19163 PR tree-optimization/36922
19164 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19165 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19168 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19170 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19173 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19175 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19177 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19179 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19182 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19183 Richard Sandiford <rdsandiford@googlemail.com>
19185 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19186 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19187 (loongson_biadd): ...this.
19189 2009-02-17 Richard Guenther <rguenther@suse.de>
19191 PR tree-optimization/39202
19192 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19193 a var make sure to follow existing collapses.
19195 2009-02-17 Richard Guenther <rguenther@suse.de>
19197 PR middle-end/39214
19198 * langhooks.c (lhd_print_error_function): Check for NULL block.
19200 2009-02-17 Richard Guenther <rguenther@suse.de>
19202 PR tree-optimization/39204
19203 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19206 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19208 * config/soft-fp/double.h: Update from glibc CVS.
19210 2009-02-17 Richard Guenther <rguenther@suse.de>
19212 PR tree-optimization/39207
19213 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19214 strict-aliasing warnings for pointers pointing to NULL.
19216 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19219 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19220 skipping until next close brace.
19222 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19225 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19226 to function argument boundary.
19228 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19230 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19231 in the lea_add. Reload eventually constraints it properly.
19232 * config/picochip/constraints.md: Remove the target constraint
19233 "b", since it is not needed anymore.
19235 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19237 * gthr-dce.h: Uglify function parameter and local variable names.
19238 * gthr-gnat.h: Likewise.
19239 * gthr-mipssde.h: Likewise.
19240 * gthr-nks.h: Likewise.
19241 * gthr-posix95.h: Likewise.
19242 * gthr-posix.h: Likewise.
19243 * gthr-rtems.h: Likewise.
19244 * gthr-single.h: Likewise.
19245 * gthr-solaris.h: Likewise.
19246 * gthr-tpf.h: Likewise.
19247 * gthr-vxworks.h: Likewise.
19248 * gthr-win32.h: Likewise.
19250 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19253 * config/i386/i386.md: Restrict the new peephole2 to move
19254 between MMX/SSE registers.
19256 2009-02-15 Richard Guenther <rguenther@suse.de>
19259 2009-02-13 Richard Guenther <rguenther@suse.de>
19261 * configure.ac: Enable LFS.
19262 * configure: Re-generate.
19263 * config.in: Likewise.
19265 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19267 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19268 spu_srqwbyte, spu_srqwbytebc): Define.
19269 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19270 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19271 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19272 "shrqby_<mode>"): New insn-and-split patterns.
19273 * config/spu/spu.c (expand_builtin_args): Determine and return
19274 number of operands using spu_builtin_description data.
19275 (spu_expand_builtin_1): Use it.
19277 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19280 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19283 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19286 * config/i386/i386.c (override_options): Correct warning
19287 messages for -malign-loops, -malign-jumps and -malign-functions.
19289 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19292 * config/i386/i386.md: Restrict the new peephole2 to move
19293 between the general purpose registers.
19295 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19298 * config/i386/i386.c (type_natural_mode): Add a new argument.
19299 Return the original mode and warn ABI change if vector size is 32byte.
19300 (function_arg_advance): Updated.
19301 (function_arg): Likewise.
19302 (ix86_function_value): Likewise.
19303 (ix86_return_in_memory): Likewise.
19304 (ix86_sol10_return_in_memory): Likewise.
19305 (ix86_gimplify_va_arg): Likewise.
19306 (function_arg_32): Don't warn ABX ABI change here.
19307 (function_arg_64): Likewise.
19309 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19311 * loop-iv.c (implies_p): In the final case, test that operands 0
19312 of the two comparisons match.
19314 * config/bfin/bfin.c (find_prev_insn_start): New function.
19315 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19316 (find_next_insn_start): Move.
19318 2009-02-13 Richard Guenther <rguenther@suse.de>
19320 * configure.ac: Enable LFS.
19321 * configure: Re-generate.
19322 * config.in: Likewise.
19324 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19327 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19328 sizes on syntax error after some arguments have been parsed.
19330 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19332 * doc/invoke.texi (-fira): Remove.
19334 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19336 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19337 * recog.c: Likewise.
19340 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19342 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19343 (umul_ppmm): Likewise.
19344 (count_leading_zeros): Likewise.
19345 (count_trailing_zeros): Likewise.
19346 (UMUL_TIME): Likewise.
19348 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19350 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19351 soft-fp/t-softfp to tmake_file.
19353 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19354 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19355 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19356 IA64_BUILTIN_INFQ]: New.
19357 (ia64_init_builtins): Initialize __builtin_infq,
19358 __builtin_fabsq and __builtin_copysignq if not HPUX.
19359 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19360 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19362 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19364 (__fixtfti): Likewise.
19365 (__fixunstfti): Likewise.
19366 (__floattitf): Likewise.
19368 * config/ia64/libgcc-glibc.ver: New.
19369 * config/ia64/t-fprules-softfp: Likewise.
19370 * config/ia64/sfp-machine.h: Likewise.
19372 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19373 (LIBGCC2_TF_CEXT): Likewise.
19374 (TF_SIZE): Likewise.
19375 (TARGET_INIT_LIBFUNCS): Likewise.
19377 * config/ia64/t-glibc (SHLINB_MAPFILES):
19378 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19380 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19382 * config/i386/i386.c (construct_container): Rewrite processing
19383 BLKmode with X86_64_SSE_CLASS.
19385 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19388 * config/i386/i386.md: Replace simplify_replace_rtx with
19389 replace_rtx in the new peephole2.
19391 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19393 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19394 loop unrolling do not happen at -O2.
19396 2009-02-12 Michael Matz <matz@suse.de>
19398 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19400 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19402 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19405 2009-02-12 Ben Elliston <bje@au.ibm.com>
19407 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19408 patterns when updating the back chain. Missed in the 2009-02-10
19411 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19413 * doc/extend.texi (Decimal Floating Types): Update identifier of
19414 draft TR and list of missing support.
19416 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19418 PR middle-end/39154
19419 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19420 bit to variable length decl's flags, add it also to its
19421 pointer replacement variable.
19423 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19424 Jakub Jelinek <jakub@redhat.com>
19427 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19428 (memory_blockage): New expander.
19429 (*memory_blockage): New insn pattern.
19430 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19431 instead of general blockage at the end of function prologue when
19432 frame pointer is used to access red zone area. Do not emit blockage
19433 when profiling, it is emitted in generic code.
19434 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19435 function epilogue when frame pointer is used to access red zone area.
19437 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19440 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19441 by arithmetic with memory operands.
19442 * config/i386/predicates.md (commutative_operator): New.
19444 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19446 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19449 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19451 * alias.h (record_alias_subset): Declare.
19452 * alias.c (record_alias_subset): Make global.
19454 2009-02-10 Nick Clifton <nickc@redhat.com>
19456 * tree-parloops.c: Change license to GPLv3.
19457 * ipa-struct-reorg.c: Change license to GPLv3.
19458 * ipa-struct-reorg.h: Change license to GPLv3.
19460 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19463 * c-decl.c (start_struct): Return NULL on error.
19465 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19467 PR middle-end/39124
19468 * cfgloopmanip.c (remove_path): Call remove_bbs after
19469 cancel_loop_tree, not before it.
19472 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19473 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19474 VAR_DECLs were seen.
19475 * tree-ssa-live.c (remove_unused_locals): Recompute
19476 cfun->has_local_explicit_reg_vars.
19477 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19478 copies or clearings if cfun->has_local_explicit_reg_vars.
19480 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19483 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19484 of function prologue when frame pointer is used to access
19487 2009-02-10 Richard Guenther <rguenther@suse.de>
19489 PR middle-end/39127
19490 * gimplify.c (gimple_regimplify_operands): Always look if
19491 we need to create a temporary.
19493 2009-02-10 Richard Guenther <rguenther@suse.de>
19495 PR tree-optimization/39132
19496 * tree-loop-distribution.c (todo): New global var.
19497 (generate_memset_zero): Trigger TODO_rebuild_alias.
19498 (tree_loop_distribution): Return todo.
19500 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19503 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19504 (x86_64_reg_class_name): Removed.
19505 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19506 first one isn't X86_64_SSE_CLASS or any other ones aren't
19507 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19508 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19509 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19510 and 3 X86_64_SSEUP_CLASS.
19511 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19512 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19514 2009-02-10 Ben Elliston <bje@au.ibm.com>
19516 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19517 form instruction to update the stack back chain word, even if the
19518 user has disabled the generation of update instructions.
19519 (movdi_<mode>_update_stack): New.
19520 (movsi_update_stack): Likewise.
19521 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19522 always use an update form instruction to update the stack back
19525 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19527 PR middle-end/38953
19528 * graphite.c (if_region_set_false_region): After moving a region in
19529 the false branch of a condition, remove the empty dummy basic block.
19530 (gloog): Remove wrong fix for PR38953.
19532 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19534 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19535 generation due to implicit sign extension.
19537 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19539 PR middle-end/38981
19540 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19541 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19543 2009-02-09 Richard Guenther <rguenther@suse.de>
19545 PR middle-end/35202
19546 * convert.c (convert_to_real): Disable (float)fn((double)x)
19547 to fnf(x) conversion if errno differences may occur and
19548 -fmath-errno is set.
19550 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19552 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19553 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19554 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19556 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19559 * c-common.c (handle_alias_attribute): Disallow attribute for
19560 anything not a FUNCTION_DECL or VAR_DECL.
19562 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19565 * real.c (do_compare): Special-case compare of zero against
19566 decimal float value.
19568 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19571 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19572 as indicating flexible array members unless the field itself is
19573 being declarared as the incomplete array.
19575 2009-02-06 Jan Hubicka <jh@suse.cz>
19577 PR tree-optimization/38844
19578 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19579 is already inlined.
19581 2009-02-06 Richard Guenther <rguenther@suse.de>
19583 PR middle-end/38977
19584 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19585 fork because we may expand it as __gcov_fork.
19587 2009-02-06 Nick Clifton <nickc@redhat.com>
19589 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19591 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19593 PR tree-optimization/35659
19594 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19595 vn_phi_eq): Shortcut if hashcode does not match.
19596 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19598 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19599 and avoid iterative_hash_expr.
19600 (FOR_EACH_VALUE_ID_IN_SET): New.
19601 (value_id_compare): Remove.
19602 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19603 sort expressions by value id.
19605 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19608 * config/sh/predicates.md (general_movsrc_operand): Don't check
19609 the subreg of system registers here.
19611 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19614 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19615 on the copied decl.
19617 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19619 PR rtl-optimization/39110
19620 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19621 addresses, not aligned ones.
19623 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19624 Richard Guenther <rguenther@suse.de>
19626 PR tree-optimization/39100
19627 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19628 comment says and add edges.
19630 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19633 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19634 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19636 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19638 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19639 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19640 register_bb_in_sese, new_sese, free_sese): Moved.
19641 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19642 outermost_loop_in_scop, build_scop_iteration_domain,
19643 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19644 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19645 Use loop_in_sese_p instead of loop_in_scop_p.
19646 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19647 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19648 (scopdet_basic_block_info): Fix bug in scop detection.
19649 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19650 eq_loop_to_cloog_loop): Remove.
19651 (nb_loops_around_loop_in_scop, nb_loop
19652 ref_nb_loops): Moved here...
19653 * graphite.h (ref_nb_loops): ... from here.
19654 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19655 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19656 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19657 * testsuite/gcc.dg/graphite/scop-19.c: New
19659 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19660 Hans-Peter Nilsson <hp@axis.com>
19662 PR rtl-optimization/37889
19663 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19664 Move offset handling from PLUS to before the switch. Use new
19665 arguments when considering SYMBOL_REFs too.
19666 (rtx_addr_can_trap_p): Pass dummy offset and size.
19667 (enum may_trap_p_flags): Remove.
19668 (may_trap_p_1): Pass size from MEM_SIZE.
19670 PR rtl-optimization/38921
19671 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19672 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19673 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19674 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19676 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19678 AVX Programming Reference (January, 2009)
19679 * config/i386/sse.md (*vpclmulqdq): New.
19681 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19683 PR tree-optimization/38977
19684 PR gcov-profile/38292
19685 * calls.c (special_function_p): Disregard __builtin_ prefix.
19687 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19689 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19690 non-indexable addresses even before reload.
19692 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19695 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19696 as having variable size. Do not give an error for unnamed
19697 parameters with [*] declarators. Give a warning for type names
19698 with [*] declarators and mark them as variable size.
19699 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19700 for sizeof applied to [*] type names.
19702 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19705 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19707 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19709 * gcc.c (process_command): Update copyright notice dates.
19710 * gcov.c (print_version): Likewise.
19711 * gcov-dump.c (print_version): Likewise.
19712 * mips-tfile.c (main): Likewise.
19713 * mips-tdump.c (main): Likewise.
19715 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19718 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19719 for composite type involving a zero-length array type.
19721 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19724 * function.c (match_asm_constraints_1): Skip over
19725 initial optional % in the constraint.
19727 PR inline-asm/39059
19728 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19729 supported, don't accept FIXED_CSTs.
19730 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19731 and _Sat is used without _Fract/_Accum. Set specs->type to
19732 integer_type_node for cts_fract/cts_accum if fixed point is not
19735 2009-02-02 Catherine Moore <clm@codesourcery.com>
19737 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19739 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19741 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19742 (ABI_HAS_64BIT_SYMBOLS): Use it.
19743 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19745 2009-02-02 Paul Brook <paul@codesourcery.com>
19747 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19749 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19751 PR inline-asm/39058
19752 * recog.h (asm_operand_ok): Add constraints argument.
19753 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19754 recurse on matching constraint.
19755 (check_asm_operands): Pass constraints as 3rd argument to
19756 asm_operand_ok. Don't look up matching constraint here.
19757 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19760 2009-02-02 Ben Elliston <bje@au.ibm.com>
19762 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19763 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19765 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19767 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19768 information. Remove some obsolete information. Reorganize.
19770 * config/pa/fptr.c: Revert license to GPL 2.
19771 * config/pa/milli64.S: Likewise.
19773 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19776 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19777 LIBRARY name in, instead of hard-coding it.
19778 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19779 extra target make frag to tmake_files according to EH model.
19780 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19781 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19782 frags that define makefile variable EH_MODEL appropriately.
19783 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19784 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19785 to "-sjlj" according to type of EH configured.
19786 (LIBGCC_SONAME): Concatenate it to shared library base name.
19787 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19788 to "_sjlj" according to type of EH configured.
19789 (LIBGCC_SONAME): Concatenate it to shared library base name.
19790 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19791 (SHLIB_LINK): Add missing semicolon to if-else construct.
19792 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19793 string value of "pe_dll" command-line option.
19794 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19795 (SHLIB_SONAME): Use it when overriding t-cygming default.
19796 (SHLIB_IMPLIB): Override t-cygming default.
19797 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19798 string value of "pe_dll" command-line option.
19800 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19803 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19804 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19806 2009-01-31 Richard Guenther <rguenther@suse.de>
19808 PR tree-optimization/38937
19809 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19810 computing the transitive closure.
19812 2009-01-30 Richard Guenther <rguenther@suse.de>
19814 PR tree-optimization/39041
19815 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19816 Propagate variable indices only if the types match for this stmt.
19818 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19821 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19822 inline but never defined.
19824 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19826 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19827 (*insv_h_di_reg_extimm): New insn.
19828 (*insv_l<mode>_reg_extimm): New insn.
19830 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19832 * config/picochip/picochip.c (flag_conserve_stack): set
19833 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19834 fconserve-stack. Reduce call-overhead used by inliner.
19836 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19839 * common.opt (flag_conserve_stack): Initialised to zero.
19841 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19844 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19845 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19848 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19850 * ira-color.c (allocno_reload_assign): Update comments.
19851 * regmove.c (regmove_optimize): Likewise.
19855 2009-01-29 Robert Millan <rmh@aybabtu.com>
19857 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19858 * config/i386/kopensolaris-gnu.h: New file. Undefine
19859 `MD_UNWIND_SUPPORT'.
19860 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19862 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19864 PR tree-optimization/39007
19865 * tree-loop-distribution.c (generate_builtin): Use
19866 recompute_dominator to compute the immediate dominator of the
19867 basic block just after the loop.
19869 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19871 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19872 (ASM_OUTPUT_DWARF_PCREL): Define.
19874 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19876 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19877 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19878 global. Modify entries about regmove and IRA.
19880 * ra-conflict.c: Remove the file.
19882 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19884 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19885 (pass_regclass_init): Rename to pass_reginfo_init.
19887 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19889 * toplev.h (flag_ira): Remove.
19891 * caller-save.c (setup_save_areas): Remove flag_ira.
19893 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19895 * global.c: Remove the file.
19897 * opts.c (decode_options): Remove flag_ira.
19899 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19901 * regmove.c: Modify file description.
19902 (find_use_as_address, try_auto_increment): Define them only if
19903 AUTO_INC_DEC is defined.
19904 (replacement_quality, replace_in_call_usage, fixup_match_1,
19905 stable_and_no_regs_but_for_p): Remove.
19906 (reg_set_in_bb): Make it static.
19907 (regmove_optimize): Remove flag_ira and code which worked for
19910 * local-alloc.c: Remove the file.
19912 * common.opt (fira): Remove.
19914 * ira.c: Include except.h.
19915 (eliminable_regset): Move from global.c.
19916 (mark_elimination): Ditto. Remove flag_ira.
19917 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19918 equiv_mem_modified, validate_equiv_mem_from_store,
19919 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19920 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19921 no_equiv, recorded_label_ref): Move from local-alloc.c.
19922 (update_equiv_regs): Ditto. Make it static.
19923 (print_insn_chain, print_insn_chains): Move it from global.c.
19924 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19925 (build_insn_chain): Ditto. Make it static.
19926 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19927 Rename to init_live_subregs.
19928 (gate_ira): Remove flag_ira.
19930 * regclass.c: Rename reginfo.c. Change file description.
19931 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19932 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19933 (init_reg_sets_1): Remove code for evaluation of
19934 reg_class_superclasses and losing_caller_save_reg_set.
19935 (init_regs): Remove init_reg_autoinc.
19936 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19937 ok_for_base_p_nonstrict): Remove.
19938 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19939 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19940 corresponding entries.
19941 (dump_regclass, record_operand_costs, scan_one_insn,
19942 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19943 record_address_regs, auto_inc_dec_reg_p): Remove.
19944 (gt-regclass.h): Rename to gt-reginfo.h.
19946 * rtl.h (dump_global_regs, retry_global_alloc,
19947 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19949 * Makefile.in (RA_H): Remove.
19950 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19951 Rename regclass.o to reginfo.o.
19952 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19954 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19955 (GTFILES): Rename regclass.c to reginfo.c.
19957 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19958 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19960 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19961 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19963 (finish_spills): Ditto. Remove code for !flag_ira.
19965 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19967 PR middle-end/35854
19968 * doc/invoke.texi (rtl debug options): Complete rewrite.
19969 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19971 * mode-switching.c (pass_mode_switching): Rename pass from
19972 "mode-sw" to "mode_sw".
19973 * except.c (pass_convert_to_eh_ranges): Rename pass from
19974 "eh-ranges" to "eh_ranges".
19975 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19979 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19980 Alexander Monakov <amonakov@ispras.ru>
19982 PR middle-end/38857
19983 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19985 (move_exprs_to_boundary): Change return type and pass through
19986 should_move from move_op. Relax assert. Update usage ...
19987 (schedule_expr_on_boundary): ... here. Use should_move instead of
19989 (move_op_orig_expr_found): Indicate that insn was disconnected from
19991 (code_motion_process_successors): Do not call after_merge_succs
19992 callback if original expression was not found when traversing any of
19994 (code_motion_path_driver): Change return type. Update prototype.
19995 (move_op): Update comment. Add a new parameter (should_move). Update
19996 prototype. Set *should_move based on indication provided by
19997 move_op_orig_expr_found.
19999 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20001 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20002 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20003 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20004 * config/rs6000/rs6000.c (rs6000_override_options): Default
20005 avoid-indexed-addresses on for Power6, off for everything else.
20006 (avoiding_indexed_address_p): New function.
20007 (rs6000_legitimize_address): Use it.
20008 (rs6000_legitimate_address): Likewise.
20009 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20011 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20013 PR tree-optimization/38997
20014 * tree-loop-distribution.c (generate_memset_zero): Use
20015 POINTER_PLUS_EXPR for a pointer addition.
20017 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20019 * config/s390/s390.md (bswap<mode>2): New pattern added.
20021 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20023 * config/s390/s390.md (*tls_load_31): Added type attribute.
20025 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20027 * config/s390/s390.md: Fix a few comments.
20029 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20031 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20032 (*tm<mode>_full): Fixed z10prop attribute.
20033 (*tst<mode>_extimm): Fixed z10prop attribute.
20034 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20035 (*tstqiCCT_cconly): Fixed z10prop attribute.
20036 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20037 (*movsi_larl): Fixed z10prop attribute.
20038 (*movsi_zarch): Fixed z10prop attribute.
20039 (*movsi_eas): Fixed z10prop attribute.
20040 (*movhi): Fixed z10prop attribute.
20041 (*movqi): Fixed z10prop attribute.
20042 (*movstrictqi): Fixed z10prop attribute.
20043 (*mov<mode>): Fixed z10prop attribute.
20044 (*movcc): Fixed z10prop attribute.
20045 (*sethighpartdi_64): Fixed z10prop attribute.
20046 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20047 (*negdi2_sign_cc): Fixed z10prop attribute.
20048 (*negdi2_sign): Fixed z10prop attribute.
20049 (*absdi2_sign_cc): Fixed z10prop attribute.
20050 (*absdi2_sign): Fixed z10prop attribute.
20051 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20052 (*negabsdi2_sign): Fixed z10prop attribute.
20053 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20054 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20055 (doloop_si64): Fixed z10prop attribute.
20056 (doloop_si31): Fixed z10prop attribute.
20057 (doloop_long): Fixed z10prop attribute.
20058 (indirect_jump): Fixed z10prop attribute.
20059 (nop): Fixed z10prop attribute.
20060 (main_base_64): Fixed z10prop attribute.
20061 (reload_base_64): Fixed z10prop attribute.
20063 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20065 PR rtl-optimization/38740
20066 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20068 * config/mips/mips.c (mips_reorg): Likewise.
20070 2009-01-28 Richard Guenther <rguenther@suse.de>
20072 PR tree-optimization/38926
20073 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20074 with the correct value id to a value.
20075 (do_regular_insertion): Use the value number of edoubleprime
20076 for the value number of the expr.
20079 2008-08-21 Richard Guenther <rguenther@suse.de>
20081 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20082 a PHI ask VN if it is already available.
20083 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20084 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20086 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20088 PR middle-end/38934
20089 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20090 set to varying whenever max has TREE_OVERFLOW set, similarly
20091 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20093 2009-01-28 Richard Guenther <rguenther@suse.de>
20095 PR middle-end/38908
20096 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20097 uninitialized aggregate uses in call arguments.
20099 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20101 PR tree-optimization/38984
20102 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20103 the nothing_id variable if -fno-delete-null-pointer-checks.
20105 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20108 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20109 (set_got_offset_rex64): Ditto.
20111 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20114 * doc/extend.texi: Improve local variable with asm reg.
20116 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20118 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20119 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20120 was not supplied then set warn_packed_bitfield_compat to the
20121 default value of 1.
20122 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20125 2009-01-27 Richard Guenther <rguenther@suse.de>
20127 PR tree-optimization/38503
20128 * cfgexpand.c (expand_gimple_basic_block): Ignore
20129 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20130 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20131 variables that cannot have TBAA applied.
20132 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20135 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20137 PR middle-end/38969
20138 * calls.c (initialize_argument_information): Do not wrap complex
20139 arguments in SAVE_EXPR.
20141 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20143 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20144 (INSTALL_LIBGCC): Revert typo commit.
20146 2009-01-26 Richard Guenther <rguenther@suse.de>
20148 PR tree-optimization/38745
20149 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20150 from special handling.
20152 2009-01-26 Richard Guenther <rguenther@suse.de>
20154 PR tree-optimization/38745
20155 * tree-ssa.c (execute_update_addresses_taken): Do not include
20156 variables that cannot possibly be a register in not_reg_needs.
20157 Do not clear TREE_ADDRESSABLE on vars that may not become
20159 * tree-ssa.c (update_alias_info_1): Include those in the set
20160 of addressable vars.
20162 2009-01-26 Richard Guenther <rguenther@suse.de>
20164 PR middle-end/38851
20165 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20166 * tree-ssa-dse.c: Include langhooks.h
20167 (execute_simple_dse): Remove stores with zero size.
20169 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20172 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20175 2009-01-24 Julian Brown <julian@codesourcery.com>
20177 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20178 config/arm/linux-atomic.c.
20179 * config/arm/linux-atomic.c: New.
20181 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20183 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20184 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20185 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20187 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20190 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20193 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20195 PR tree-optimization/38953
20196 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20197 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20198 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20199 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20202 2009-01-24 Paul Brook <paul@codesourcery.com>
20204 * config/arm/neon.md (neon_type): Move to arm.md.
20205 (neon_mov<VSTRUCT>): Add neon_type attribute.
20206 * config/arm/arm.md (neon_type): Move to here.
20207 (conds): Add "unconditioal" and use as default for NEON insns.
20209 2009-01-24 Ben Elliston <bje@au.ibm.com>
20211 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20212 void *' warning from -Wc++-compat.
20213 * Makefile.in (dominance.o-warn): Remove.
20215 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20217 PR tree-optimization/38932
20218 * fold-const.c (fold_unary_ignore_overflow): New.
20219 * tree.h (fold_unary_ignore_overflow): Declare.
20220 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20221 * tree-ssa-sccvn.c (visit_reference_op_load,
20222 simplify_unary_expression): Likewise.
20224 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20226 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20227 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20228 regardless of their type.
20229 * c-common.c (handle_packed_attribute): Don't ignore packed on
20231 * c.opt (Wpacked-bitfield-compat): New warning option.
20232 * stor-layout.c (place_field): Warn if offset of a field changed.
20233 * doc/extend.texi (packed): Mention the ABI change.
20234 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20235 (Warning Options): Add it to the list.
20237 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20239 * c-opts.c (c_common_post_options): Fix a typo in comments.
20241 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20243 PR middle-end/38615
20244 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20245 variables to static.
20246 * doc/invoke.texi (-fmerge-all-constants): Update description.
20248 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20251 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20252 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20254 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20256 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20258 (LOCAL_ALIGNMENT): Similarly.
20260 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20261 Joseph Myers <joseph@codesourcery.com>
20263 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20264 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20265 * config/arm/arm-tune.md: Regenerate.
20266 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20269 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20271 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20272 version number to five.
20274 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20277 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20278 * c-common.c (set_underlying_type): Likewise.
20279 (is_typedef_decl ): Likewise
20281 (set_underlying_type): Likewise.
20282 (is_typedef_type): Likewise.
20284 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20286 PR middle-end/38587
20287 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20290 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20293 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20294 (LIBGCC_SPEC): Don't define.
20295 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20297 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20299 PR rtl-optimization/38879
20300 * alias.c (base_alias_check): Unaligned access via AND address can
20301 alias all surrounding object types except those with sizes equal
20302 or wider than the size of unaligned access.
20304 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20307 * c-decl.c (clone_underlying_type): Move this ...
20308 * c-common.c (set_underlying_type): ... here.
20309 Also, make sure the function properly sets TYPE_STUB_DECL() on
20310 the newly created typedef variant type.
20311 (is_typedef_decl ): New entry point.
20312 * tree.h: Added a new member member_types_needing_access_check to
20313 struct tree_decl_non_common.
20314 (set_underlying_type): New entry point.
20315 (is_typedef_type): Likewise.
20317 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20319 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20320 Check whether two instructions have memory references that
20321 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20322 are helper functions for traversing.
20323 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20324 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20325 not to draw dependency edge for instructions with non-conflicting
20328 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20331 * longlong.h: Update copyright years. Use soft-fp license notice.
20332 Sync __clz_tab declaration with glibc.
20334 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20337 * doc/extend.texi (syscall_linkage): New.
20338 (version_id): Modify.
20340 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20341 Richard Guenther <rguenther@suse.de>
20343 PR tree-optimization/38747
20344 PR tree-optimization/38748
20345 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20346 conversion if the base address is an indirect reference and the
20347 aliasing sets could cause issues.
20349 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20351 * common.opt (fgraphite, fgraphite-identity): Add comment for
20352 explaining why these options are not documented.
20354 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20356 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20357 gimple_call_lhs is NULL.
20359 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20362 * emit-rtl.c (adjust_address_1): Make sure memref is never
20365 2009-01-20 Ben Elliston <bje@au.ibm.com>
20367 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20368 const qualifier from arg parameter. Remove unnecessary cast to char *.
20369 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20370 const qualifier from arg 2.
20372 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20374 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20376 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20379 * rtl.h (reinit_regs): New prototype.
20380 * regclass.c: Include ira.h.
20381 (reinit_regs): New.
20382 * Makefile.in (regclass.o): Add ira.h.
20383 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20385 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20388 * c-common.c (handle_aligned_attribute): Use
20389 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20390 default alignment value.
20392 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20394 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20395 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20397 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20398 __BIGGEST_ALIGNMENT__.
20400 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20402 2009-01-18 Richard Guenther <rguenther@suse.de>
20404 PR tree-optimization/38819
20405 * tree-flow.h (operation_could_trap_helper_p): Declare.
20406 * tree-eh.c (operation_could_trap_helper_p): Export.
20407 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20408 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20409 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20410 are about to insert a possibly trapping instruction and fail
20413 2009-01-18 Andreas Schwab <schwab@suse.de>
20415 * doc/install.texi (Configuration): Remove obsolete paragraph
20416 about use of --with-gnu-ld with --with-gnu-as.
20418 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20420 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20421 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20422 Follow spelling conventions.
20424 2009-01-18 Ben Elliston <bje@au.ibm.com>
20426 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20427 C++ warning about implicit conversion from void * to struct
20429 (bitmap_obstack_free): Likewise for bitmap_element *.
20430 * Makefile.in (bitmap.o-warn): Remove.
20432 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20434 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20436 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20437 Tobias Grosser <tobi.grosser@amd.com>
20439 * graphite.c (graphite_trans_scop_block): Do not block single
20442 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20444 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20445 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20446 test with assertion.
20448 2009-01-16 Richard Guenther <rguenther@suse.de>
20450 PR tree-optimization/38835
20451 PR middle-end/36227
20452 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20453 and INT + PTR -> (INT)(PTR p+ INT) folding.
20454 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20456 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20459 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20460 the subreg from a lowpart subreg if it is also casting the value.
20462 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20463 Tobias Grosser <tobi.grosser@amd.com>
20465 * graphite.c (compare_prefix_loops): New.
20466 (build_scop_canonical_schedules): Rewritten.
20467 (graphite_transform_loops): Move build_scop_canonical_schedules
20468 after build_scop_iteration_domain.
20470 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20471 Tobias Grosser <tobi.grosser@amd.com>
20473 * graphite.c (add_conditions_to_domain): Add the loops to
20474 the dimension of the iteration domain. Do copy the domain
20475 only when it exists.
20476 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20477 (add_conditions_to_constraints): New.
20478 (can_generate_code_stmt, can_generate_code): Removed.
20479 (gloog): Do not call can_generate_code.
20480 (graphite_transform_loops): Call add_conditions_to_constraints
20481 after building the iteration domain.
20483 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20485 PR tree-optimization/38789
20486 * tree-ssa-threadedge.c
20487 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20488 __builtin_constant_p.
20490 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20492 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20493 examined before deleting them.
20495 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20497 * function.c (aggregate_value_p): Correctly extract the function
20498 type from CALL_EXPR_FN lookup.
20500 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20502 * config/picochip/picochip.c (picochip_override_options): Revert
20503 CFI asm flag disable commited previously.
20505 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20506 Tobias Grosser <tobi.grosser@amd.com>
20507 Jan Sjodin <jan.sjodin@amd.com>
20509 * graphite.c (scan_tree_for_params): On substractions negate
20510 all the coefficients of the term.
20511 (clast_to_gcc_expression_red): New. Handle reduction expressions
20512 of more than two operands.
20513 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20514 (get_vdef_before_scop): Handle also the case of default definitions.
20516 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20518 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20519 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20520 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20522 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20523 Joey Ye <joey.ye@intel.com>
20525 PR middle-end/37843
20526 * cfgexpand.c (expand_stack_alignment): Don't update stack
20527 boundary nor check incoming stack boundary here.
20528 (gimple_expand_cfg): Update stack boundary and check incoming
20529 stack boundary here.
20531 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20533 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20535 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20537 PR rtl-optimization/38245
20538 * calls.c (expand_call): Add stack arguments to
20539 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20540 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20541 in regs and partially in memory or BLKmode arguments.
20542 (emit_library_call_value_1): Add stack arguments to
20543 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20544 ACCUMULATE_OUTGOING_ARGS).
20545 * dce.c: Include tm_p.h.
20546 (find_call_stack_args): New function.
20547 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20549 (mark_insn): Call find_call_stack_args for CALL_Ps.
20550 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20551 forwards. Allocate and free arg_stores bitmap if needed, pass it
20552 down to deletable_insn_p, don't mark stores set in arg_stores
20553 bitmap, clear the bitmap at the beginning of each bb.
20554 * Makefile.in (dce.o): Depend on $(TM_P_H).
20556 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20559 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20560 to make sure the insn is a conditional test (bug 22599). Reformat a
20563 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20565 PR middle-end/38431
20566 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20567 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20568 (gloog): Do not call cleanup_tree_cfg.
20569 (graphite_transform_loops): Call cleanup_tree_cfg after all
20570 scops have been code generated.
20572 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20573 * doc/gty.texi (Invoking the garbage collector): Added new node
20574 and section documenting ggc_collect.
20576 2009-01-14 Richard Guenther <rguenther@suse.de>
20578 PR tree-optimization/38826
20579 PR middle-end/38477
20580 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20581 initialization notes only if we actually emitted a warning.
20582 (intra_create_variable_infos): Add constraints for a result decl
20583 that is passed by hidden reference.
20584 (build_pred_graph): Mark all related variables non-direct on
20587 2009-01-14 Nick Clifton <nickc@redhat.com>
20589 * ira-conflicts.c: Include addresses.h for the definition of
20591 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20592 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20594 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20597 * Makefile.in (ira-lives.o): Add except.h.
20599 * ira-lives.c: Include except.h.
20600 (process_bb_node_lives): Process can_throw_internal.
20602 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20604 PR rtl-optimization/38774
20605 * combine.c (simplify_set): When undoing cc_use change, don't do
20606 PUT_CODE on the newly created comparison, but instead put back the
20609 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20611 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20612 values. Remove duplicate arm8 entry.
20614 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20616 PR tree-optimization/38786
20617 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20618 the SSA_NAME case of expand_scalar_variables_expr.
20619 Set the type of an expression to the type of its assign statement.
20620 (expand_scalar_variables_expr): Also gather the scalar computation
20621 used to index the memory access. Do not pass loop_p.
20622 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20623 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20624 the gimple_stmt_iterator where it inserts new code.
20625 Do not pass loop_p.
20626 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20627 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20629 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20631 * graphite.h (debug_value): Removed.
20632 * graphite.c (debug_value): Removed.
20634 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20636 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20637 ldrd/strd with two 32-bit instructions.
20639 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20641 * config/arm/arm.c (struct processors): Pass for speed down into
20642 cost helper functions.
20643 (const_ok_for_op): Handle COMPARE and inequality nodes.
20644 (arm_rtx_costs_1): Rewrite.
20645 (arm_size_rtx_costs): Update prototype.
20646 (arm_rtx_costs): Pass speed down to helper functions.
20647 (arm_slowmul_rtx_costs): Rework cost calculations.
20648 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20649 (arm_9e_rtx_costs): Likewise.
20651 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20653 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20654 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20655 (alpha_legitimize_address): Do not split local symbols wider than
20656 UNITS_PER_WORD into HIGH/LO_SUM parts.
20658 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20661 * gcc.c (process_command): Replace call to execvp with calls
20662 to pex_one and exit.
20664 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20667 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20668 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20669 variant for devices with 3-byte PC.
20670 (__tablejump_elpm__): New.
20672 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20675 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20676 offsetof member-designator, handle it as `[0].'.
20678 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20680 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20681 function when not using named sections on targets with named sections
20682 if branch distance is less than 262132.
20684 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20686 * combine.c (combine_instructions): Recompute
20687 optimize_this_for_speed_p for each BB in the main combine loop.
20689 2009-01-12 Tomas Bily <tbily@suse.cz>
20692 * tree-loop-distribution.c (prop_phis): New function.
20693 (generate_builtin): Call prop_phis.
20694 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20696 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20698 PR tree-optimization/38807
20699 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20700 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20702 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20704 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20705 subreg of op0 to the original op0.
20707 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20709 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20711 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20714 * mips-tfile.c (parse_def): Fix parsing of def strings
20715 starting with digits.
20717 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20720 * config/arm/arm.c (arm_is_long_call_p): Don't call
20721 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20723 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20725 * regrename.c (regrename_optimize): Fix dumping.
20726 (find_oldest_value_reg): Preserve REG_POINTER.
20727 (copy_hardreg_forward_1): Likewise.
20729 2009-01-09 Diego Novillo <dnovillo@google.com>
20731 * gimple.h (struct gimple_statement_base) <uid>: Document
20732 the restrictions on its use.
20733 (gimple_uid): Tidy.
20734 (gimple_set_uid): Tidy.
20736 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20738 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20739 zero guard even if align_bytes != 0 and count is smaller than
20742 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20744 PR rtl-optimization/38495
20745 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20746 (add_range_and_copies_from_move_list): Print all added ranges.
20747 Add ranges to memory optimized destination.
20749 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20753 * config/i386/i386.c (override_options): Reject
20754 -mstringop-strategy=rep_8byte with -m32.
20755 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20756 to 1. Do count comparison against epilogue_size_needed at compile
20757 time even when count_exp was constant forced into register. For
20758 size_needed don't jump to epilogue, instead just avoid aligning
20759 and invoke the body algorithm. If need_zero_guard, add zero guard
20760 even if count is non-zero, but smaller than size_needed + number of
20761 bytes that could be stored for alignment.
20762 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20763 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20764 but smaller than size_needed + number of bytes that could be stored
20765 for alignment. Compare size_needed with epilogue_size_needed instead
20766 of desired_align - align, don't adjust size_needed, pass
20767 epilogue_size_needed to the epilogue expanders.
20770 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20772 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20774 * pa.c (last_address): Change to unsigned.
20775 (update_total_code_bytes): Change argument to unsigned. Don't
20776 check if insn addresses are set.
20777 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20778 addresses are not set.
20779 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20781 2009-01-09 Nick Clifton <nickc@redhat.com>
20783 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20784 DECL_DECLARED_INLINE_P.
20786 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20788 PR middle-end/38347
20789 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20790 GET_MODE (op0) in operand_subword_force calls.
20792 PR middle-end/38771
20793 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20794 fold_convert arg0 operands to TREE_TYPE (op0) first.
20796 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20798 * params.def (ira-max-conflict-table-size): Decrease default value
20801 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20803 PR tree-optimization/37031
20804 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20806 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20807 allocate it using gc instead of heap, use VEC_quick_push instead of
20809 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20810 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20811 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20812 allocated vector from heap allocated.
20813 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20814 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20815 vector only after perfect_loop_nest_depth call.
20817 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20818 Jan Sjodin <jan.sjodin@amd.com>
20820 PR tree-optimization/38559
20821 * graphite.c (debug_value, copy_constraint,
20822 swap_constraint_variables, scale_constraint_variable, ): New.
20823 (get_lower_bound, get_upper_bound): Removed.
20824 (graphite_trans_bb_strip_mine): Clean up this code that works
20825 only for constant number of iterations. Fully copy upper and
20826 lower bound constraints, not only the constant part of them.
20827 * graphite.h (debug_value): Declared.
20829 2009-01-08 Ira Rosen <irar@il.ibm.com>
20831 PR tree-optimization/37194
20832 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20833 Don't add the cost of cost model guard in prologue to scalar
20834 outside cost in case of known number of iterations.
20836 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20837 Alan Modra <amodra@bigpond.net.au>
20839 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20840 non-word-aligned REG+CONST addressing.
20842 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20845 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20846 free_after_compilation when outputting a thunk.
20847 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20848 Do not call free_after_compilation here.
20850 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20852 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20853 (ix86_valid_target_attribute_inner_p): Ditto.
20855 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20857 PR tree-optimization/38492
20858 PR tree-optimization/38498
20859 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20860 * tree-chrec.h (scev_is_linear_expression): Declared.
20861 * graphite.c (graphite_cannot_represent_loop_niter): New.
20862 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20863 (graphite_loop_normal_form): Use gcc_assert.
20864 (scan_tree_for_params): Use CASE_CONVERT.
20865 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20866 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20867 Use gcc_assert. Discard scops that contain unhandled cases.
20868 (build_scop_conditions): Return a boolean status for unhandled cases.
20869 (strip_mine_profitable_p): Print the loop number, not its depth.
20870 (is_interchange_valid): Pass the depth of the loop nest, don't
20871 recompute it wrongly.
20872 (graphite_trans_bb_block): Same.
20873 (graphite_trans_bb_block): Print tentative of loop blocking.
20874 (graphite_trans_scop_block): Do not print that the loop has been
20876 (graphite_transform_loops): Do not handle scops that contain condition
20879 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20881 AVX Programming Reference (December, 2008)
20882 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20883 (_mm256_stream_pd): Likewise.
20884 (_mm256_stream_ps): Likewise.
20886 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20887 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20888 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20889 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20890 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20891 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20892 (ix86_expand_special_args_builtin): Likewise.
20894 * config/i386/sse.md (AVXMODEDI): New.
20895 (avx_movnt<mode>): Likewise.
20896 (avx_movnt<mode>): Likewise.
20897 (<sse>_movnt<mode>): Remove AVX support.
20898 (sse2_movntv2di): Likewise.
20900 2009-01-07 Richard Guenther <rguenther@suse.de>
20902 PR middle-end/38751
20903 * fold-const.c (extract_muldiv): Remove obsolete comment.
20904 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20905 to PLUS_EXPR canonicalization for the canonicalization.
20907 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20909 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20910 hosted cross-compilers generating less efficient code.
20912 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20914 * function.h (rtl_data): Add a dbr_scheduled_p field.
20915 * reorg.c (dbr_schedule): Set it.
20916 (gate_handle_delay_slots): Check it.
20917 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20918 (mips_reorg): Check flag_delayed_branch instead of
20919 mips_base_delayed_branch.
20920 (mips_override_options): Don't set mips_base_delayed_branch
20921 or flag_delayed_branch.
20923 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20925 PR rtl-optimization/38426.
20926 * ira.c (ira): Set current_function_is_leaf earlier.
20928 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20930 PR rtl-optimization/38722
20931 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20932 too early, only set a flag and modify after last possible
20935 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20938 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20939 * real.c (decimal_single_format): Correct values of emin and emax.
20940 (decimal_double_format): Ditto.
20941 (decimal_quad_format): Ditto.
20942 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20943 computation of DECnn_MIN and DECnn_MAX for corrected values of
20944 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20945 __DECnn_MIN__, and adjust its computation for the corrected value
20948 2009-01-06 Jan Hubicka <jh@suse.cz>
20951 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20953 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20955 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20956 Add Robert Clark to the list of testers.
20958 2009-01-06 Jan Hubicka <jh@suse.cz>
20959 Kai Tietz <kai.tietz@onevision.com>
20961 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20962 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20964 2009-01-06 Jan Hubicka <jh@suse.cz>
20965 Kai Tietz <kai.tietz@onevision.com>
20967 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20969 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20970 (ix86_nsaved_regs): Count only general purpose regs.
20971 (ix86_nsaved_sseregs): New.
20972 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20973 to 16 for w64; compute padding and size of sse reg save area.
20974 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20975 general purpose regs.
20976 (ix86_emit_save_sse_regs_using_mov): New.
20977 (ix86_expand_prologue): Save SSE regs if needed.
20978 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20979 (ix86_emit_restore_sse_regs_using_mov): New.
20980 (ix86_expand_epilogue): Save SSE regs if needed.
20982 2009-01-06 Jan Hubicka <jh@suse.cz>
20983 Kai Tietz <kai.tietz@onevision.com>
20985 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20986 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20987 functions when accumulate outgoing args is off.
20989 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20992 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20993 before using pseudos_have_intersected_live_ranges_p.
20995 * ira-int.h (ira_assert): Always define.
20997 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20999 AVX Programming Reference (December, 2008)
21000 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21001 (_mm256_permute2_pd): Likewise.
21002 (_mm_permute2_ps): Likewise.
21003 (_mm256_permute2_ps): Likewise.
21004 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21005 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21007 * config/i386/i386.c (ix86_builtins): Remove
21008 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21009 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21010 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21011 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21012 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21013 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21014 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21015 __builtin_ia32_vpermil2ps256.
21016 (ix86_init_mmx_sse_builtins): Updated.
21017 (ix86_expand_args_builtin): Likewise.
21019 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21021 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21022 long absolute calls when generating PA 2.0 code.
21024 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21026 PR rtl-optimization/38583
21027 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21029 * params.def (ira-max-conflict-table-size): New.
21031 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21033 * ira.h (ira_conflicts_p): New external definition.
21035 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21036 table. Report this. Return result of building.
21037 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21038 building conflict table.
21040 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21041 (ira_color): Use ira_conflicts_p.
21043 * global.c: Include ira.h.
21044 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21047 * Makefile.in (global.o): Add ira.h.
21049 * ira-build.c (mark_all_loops_for_removal,
21050 propagate_some_info_from_allocno): New.
21051 (remove_unnecessary_allocnos): Call
21052 propagate_some_info_from_allocno.
21053 (remove_low_level_allocnos): New.
21054 (remove_unnecessary_regions): Add parameter. Call
21055 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21056 parameter to remove_unnecessary_regions.
21057 (ira_build): Remove all regions but root if the conflict table was
21058 not built. Update conflict hard regs for allocnos crossing calls.
21060 * ira.c (ira_conflicts_p): New global.
21061 (ira): Define and use ira_conflicts_p.
21063 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21064 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21065 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21067 2009-01-06 Ben Elliston <bje@au.ibm.com>
21069 * gengtype-lex.l (YY_NO_INPUT): Define.
21071 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21074 * c-common.c (handle_vector_size_attribute): Also reject
21075 BOOLEAN_TYPE types.
21077 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21079 PR tree-optimization/38492
21080 * graphite.c (rename_map_elt, debug_rename_elt,
21081 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21082 rename_map_elt_info, eq_rename_map_elts,
21083 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21084 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21085 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21086 (sese_build_livein_liveouts): New.
21087 (new_sese, free_sese): New.
21088 (new_scop): Call new_sese.
21089 (free_scop): Call free_sese.
21090 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21091 (register_old_new_names): Renamed register_old_and_new_names.
21092 (register_scop_liveout_renames, add_loop_exit_phis,
21093 insert_loop_close_phis, struct igp,
21094 default_liveout_before_guard, add_guard_exit_phis,
21095 insert_guard_phis, copy_renames): New.
21096 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21097 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21098 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21099 (scop_adjust_phis_for_liveouts): New.
21100 (gloog): Call scop_adjust_phis_for_liveouts.
21102 * graphite.h (struct sese): Documented. Added fields liveout,
21103 num_ver and livein.
21104 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21105 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21106 (struct scop): Added field liveout_renames.
21107 (SCOP_LIVEOUT_RENAMES): New.
21109 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21111 PR tree-optimization/38510
21112 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21113 (translate_clast): Call recompute_all_dominators before
21115 (gloog): Call recompute_all_dominators before graphite_verify.
21117 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21118 Jan Sjodin <jan.sjodin@amd.com>
21120 PR tree-optimization/38500
21121 * graphite.c (create_sese_edges): Call fix_loop_structure after
21124 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21126 * config.gcc: Add m32r*-*-rtems*.
21127 * config/m32r/rtems.h: New file.
21129 2009-01-05 Ben Elliston <bje@au.ibm.com>
21131 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21132 (.po.pox): Likewise.
21133 (po/gcc.pot): Likewise.
21135 2009-01-04 David S. Miller <davem@davemloft.net>
21137 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21138 (STARTING_FRAME_OFFSET): Always set to zero.
21140 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21142 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21143 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21144 fixed-point types, and vectors of the same.
21146 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21148 * config/mips/sync.md (*mb_barrier): Rename to...
21149 (*memory_barrier): ...this.
21151 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21153 * doc/extend.texi (Function Attributes): Move @cindex after @item
21154 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21155 and put in alphabetical order. Fix 'target' name and put in order.
21156 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21159 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21161 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21162 (memory_barrier): Expand as unspec instead of unspec_volatile.
21163 Remove mem:BLK from insn operands. Use Pmode scratch register.
21164 (*memory_barrier): Define as unspec instead of unspec_volatile.
21165 Use (match_dup 0) as input operand.
21167 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21168 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21169 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21170 scratch register. Remove operand 1.
21171 (*stbar): Define as unspec instead of unspec_volatile.
21172 Use (match_dup 0) as input operand, remove (const_int 8).
21173 (*membar): Define as unspec instead of unspec_volatile.
21174 Use (match_dup 0) as input operand, remove input operand 2.
21176 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21177 (memory_barrier): Expand as unspec instead of unspec_volatile.
21178 Remove mem:BLK from insn operands. Use Pmode scratch register.
21179 (*memory_barrier): Define as unspec instead of unspec_volatile.
21180 Use (match_dup 0) as input operand.
21182 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21183 Remove mem:BLK from insn operands. Use Pmode scratch register.
21184 Set volatile flag on operand 0.
21185 (*memory_barrier): New insn pattern.
21187 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21189 (*memory_barrier): Use (match_dup 0) as input operand.
21191 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21192 Remove mem:BLK from insn operands. Use Pmode scratch register.
21193 Set volatile flag on operand 0.
21194 (*mb_internal): New insn pattern.
21196 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21198 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21200 PR middle-end/38586
21201 * function.c (struct temp_slot): Move to the section of the file
21202 that deals with temp slots. Remove field 'address'.
21203 (temp_slot_address_table): New hash table of address -> temp slot.
21204 (struct temp_slot_address_entry): New struct, items for the table.
21205 (temp_slot_address_compute_hash, temp_slot_address_hash,
21206 temp_slot_address_eq, insert_temp_slot_address): Support functions
21208 (find_temp_slot_from_address): Rewrite to use the new hash table.
21209 (remove_unused_temp_slot_addresses): Remove addresses of temp
21210 slots that have been made available.
21211 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21212 worker function for remove_unused_temp_slot_addresses.
21213 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21214 Add the temp slot address to the address -> temp slot map.
21215 (update_temp_slot_address): Update via insert_temp_slot_address.
21216 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21217 (pop_temp_slots): Likewise.
21218 (init_temp_slots): Allocate the address -> temp slot map, or empty
21219 the map if it is already allocated.
21220 (prepare_function_start): Initialize temp slot processing.
21222 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21224 PR middle-end/38584
21225 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21226 Calculate the size of all stack vars assuming no packing of stack
21227 vars will happen, replacing a quadratic algorithm with a linear one.
21229 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21232 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21235 2009-01-03 Diego Novillo <dnovillo@google.com>
21237 * doc/contrib.texi: Update contributions.
21239 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21242 * builtins.c (fold_builtin_memory_op): Give up if either operand
21243 is volatile. Set srctype or desttype to non-qualified version
21247 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21248 and FUNCTION_DECLs.
21250 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21252 PR rtl-optimization/35805
21253 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21254 problem if fast dce is able to remove any instructions.
21255 * dce.c (dce_process_block): Fix dump message.
21257 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21260 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21262 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21264 PR middle-end/38690
21265 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21266 * tree-pretty-print.c (op_code_prio): New function.
21267 (op_prio): No longer static. Use op_code_prio.
21268 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21269 Use op_prio and op_code_prio to determine if () should be
21270 printed around operand(s) or not.
21272 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21273 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21274 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21275 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21276 pp_character instead of pp_string for single letter printing.
21278 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21280 * doc/extend.texi: Fix '#pragma GCC option' typo.
21282 2009-01-02 Richard Guenther <rguenther@suse.de>
21284 * doc/install.texi (--enable-checking): Mention different
21285 default for stage1.
21286 (--enable-stage1-checking): Document.
21288 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21290 PR middle-end/30142
21291 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21292 case to be an error.
21294 2009-01-02 Ben Elliston <bje@au.ibm.com>
21296 * config/fp-bit.h (pack_d): Constify argument.
21297 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21298 (isnan): Constify argument.
21300 (iszero): Likewise.
21301 (pack_d): Likewise.
21302 (_fpadd_parts): Constify return type.
21303 (_fpmul_parts): Likewise.
21304 (_fpdiv_parts): Likewise.
21306 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21309 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21310 warn about overwriting initializer with side-effects or
21311 -Woverride-init if !IMPLICIT.
21312 (output_init_element): Likewise. Pass IMPLICIT down to
21314 (process_init_element): Add IMPLICIT argument. Pass it down
21315 to output_init_element.
21316 (push_init_element, pop_init_level, set_designator): Adjust
21317 process_init_element callers.
21318 (set_nonincremental_init, set_nonincremental_init_from_string):
21319 Adjust add_pending_init callers.
21320 (output_pending_init_elements): Adjust output_init_element callers.
21321 * c-tree.h (process_init_element): Adjust prototype.
21322 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21323 process_init_element callers.
21326 Copyright (C) 2009 Free Software Foundation, Inc.
21328 Copying and distribution of this file, with or without modification,
21329 are permitted in any medium without royalty provided the copyright
21330 notice and this notice are preserved.